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authorOlof Johansson <olof@lixom.net>2013-02-05 22:06:09 (GMT)
committerOlof Johansson <olof@lixom.net>2013-02-05 22:06:25 (GMT)
commit61cfd8736040dd2d620278fb11c6c4acfeb041c9 (patch)
treea3191d768acd36a5aff52eabe0892860dfd96730
parent7960ba89ca518ec99d2a937907f445a26b2a1628 (diff)
parent7dc0f27ea43151889ae762d321e4068dd90cd9e2 (diff)
downloadlinux-fsl-qoriq-61cfd8736040dd2d620278fb11c6c4acfeb041c9.tar.xz
Merge tag 'omap-for-v3.9/board-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/boards
From Tony Lindgren: Minimal updates to OMAP board-*.c files while converting things to device tree based booting. * tag 'omap-for-v3.9/board-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap: ARM: OMAP2+: omap2plus_defconfig: enable omap1 rtc RX-51: Register twl4030-madc device RX-51: Add leds lp5523 names from Maemo 5 2.6.28 kernel ARM: OMAP2+: AM33XX: omap2plus_defconfig: Add support for few drivers ARM: OMAP1: nokia770: enable CBUS/Retu ARM: OMAP2+: omap2plus_defconfig: enable CMA allocator ARM: OMAP2+: omap2plus_defconfig: enable TFP410 chip support ARM: OMAP3: igep0020: simplify GPIO LEDs dependencies ARM: OMAP2+: craneboard: support the TPS65910 PMU ARM: OMAP2+: craneboard: support NAND device ARM: OMAP3: cm-t3517: add MMC support ARM: OMAP2+: Remove apollon board support + Linux 3.8-rc6 Signed-off-by: Olof Johansson <olof@lixom.net>
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-rw-r--r--drivers/pci/pcie/Kconfig2
-rw-r--r--drivers/pci/pcie/aer/aerdrv_core.c1
-rw-r--r--drivers/pci/pcie/aspm.c3
-rw-r--r--drivers/pinctrl/Kconfig1
-rw-r--r--drivers/pinctrl/mvebu/pinctrl-dove.c2
-rw-r--r--drivers/pinctrl/mvebu/pinctrl-kirkwood.c8
-rw-r--r--drivers/pinctrl/pinctrl-exynos5440.c10
-rw-r--r--drivers/pinctrl/pinctrl-mxs.c9
-rw-r--r--drivers/pinctrl/pinctrl-nomadik.c2
-rw-r--r--drivers/pinctrl/pinctrl-single.c79
-rw-r--r--drivers/platform/x86/ibm_rtl.c2
-rw-r--r--drivers/platform/x86/samsung-laptop.c4
-rw-r--r--drivers/regulator/dbx500-prcmu.c1
-rw-r--r--drivers/regulator/tps80031-regulator.c2
-rw-r--r--drivers/scsi/isci/init.c2
-rw-r--r--drivers/staging/iio/adc/mxs-lradc.c2
-rw-r--r--drivers/staging/iio/gyro/adis16080_core.c2
-rw-r--r--drivers/staging/sb105x/sb_pci_mp.c2
-rw-r--r--drivers/staging/vt6656/bssdb.h1
-rw-r--r--drivers/staging/vt6656/int.h1
-rw-r--r--drivers/staging/vt6656/iocmd.h33
-rw-r--r--drivers/staging/vt6656/iowpa.h8
-rw-r--r--drivers/staging/wlan-ng/prism2mgmt.c2
-rw-r--r--drivers/tty/pty.c2
-rw-r--r--drivers/tty/serial/8250/8250.c11
-rw-r--r--drivers/tty/serial/8250/8250.h1
-rw-r--r--drivers/tty/serial/8250/8250_dw.c2
-rw-r--r--drivers/tty/serial/8250/8250_pci.c42
-rw-r--r--drivers/tty/serial/ifx6x60.c4
-rw-r--r--drivers/tty/serial/mxs-auart.c6
-rw-r--r--drivers/tty/serial/samsung.c1
-rw-r--r--drivers/tty/serial/vt8500_serial.c2
-rw-r--r--drivers/usb/dwc3/gadget.c1
-rw-r--r--drivers/usb/gadget/f_fs.c6
-rw-r--r--drivers/usb/gadget/fsl_mxc_udc.c40
-rw-r--r--drivers/usb/gadget/fsl_udc_core.c42
-rw-r--r--drivers/usb/gadget/fsl_usb2_udc.h5
-rw-r--r--drivers/usb/host/Kconfig2
-rw-r--r--drivers/usb/host/Makefile1
-rw-r--r--drivers/usb/host/ehci-hcd.c12
-rw-r--r--drivers/usb/host/ehci-mxc.c120
-rw-r--r--drivers/usb/host/ehci.h7
-rw-r--r--drivers/usb/host/uhci-hcd.c15
-rw-r--r--drivers/usb/musb/cppi_dma.c4
-rw-r--r--drivers/usb/serial/io_ti.c3
-rw-r--r--drivers/usb/serial/option.c9
-rw-r--r--drivers/vfio/pci/vfio_pci_rdwr.c4
-rw-r--r--drivers/video/imxfb.c13
-rw-r--r--drivers/video/omap2/displays/panel-generic-dpi.c24
-rw-r--r--drivers/xen/cpu_hotplug.c4
-rw-r--r--drivers/xen/gntdev.c130
-rw-r--r--drivers/xen/grant-table.c48
-rw-r--r--drivers/xen/privcmd.c89
-rw-r--r--drivers/xen/xen-pciback/pciback.h2
-rw-r--r--fs/Kconfig10
-rw-r--r--fs/btrfs/extent-tree.c6
-rw-r--r--fs/btrfs/extent_map.c13
-rw-r--r--fs/btrfs/extent_map.h1
-rw-r--r--fs/btrfs/file-item.c4
-rw-r--r--fs/btrfs/file.c10
-rw-r--r--fs/btrfs/free-space-cache.c20
-rw-r--r--fs/btrfs/inode.c137
-rw-r--r--fs/btrfs/ioctl.c129
-rw-r--r--fs/btrfs/qgroup.c20
-rw-r--r--fs/btrfs/send.c4
-rw-r--r--fs/btrfs/super.c2
-rw-r--r--fs/btrfs/transaction.c19
-rw-r--r--fs/btrfs/tree-log.c10
-rw-r--r--fs/btrfs/volumes.c23
-rw-r--r--fs/cifs/cifs_dfs_ref.c2
-rw-r--r--fs/cifs/connect.c2
-rw-r--r--fs/f2fs/acl.c13
-rw-r--r--fs/f2fs/checkpoint.c3
-rw-r--r--fs/f2fs/data.c17
-rw-r--r--fs/f2fs/debug.c50
-rw-r--r--fs/f2fs/dir.c2
-rw-r--r--fs/f2fs/f2fs.h18
-rw-r--r--fs/f2fs/file.c16
-rw-r--r--fs/f2fs/gc.c68
-rw-r--r--fs/f2fs/inode.c3
-rw-r--r--fs/f2fs/node.c19
-rw-r--r--fs/f2fs/recovery.c10
-rw-r--r--fs/f2fs/segment.c2
-rw-r--r--fs/f2fs/super.c97
-rw-r--r--fs/f2fs/xattr.c2
-rw-r--r--fs/fuse/Kconfig16
-rw-r--r--fs/fuse/cuse.c36
-rw-r--r--fs/fuse/dev.c5
-rw-r--r--fs/fuse/file.c5
-rw-r--r--fs/gfs2/lock_dlm.c7
-rw-r--r--fs/nfs/namespace.c20
-rw-r--r--fs/nfs/nfs4client.c62
-rw-r--r--fs/nfs/nfs4state.c22
-rw-r--r--fs/nfs/super.c22
-rw-r--r--fs/xfs/xfs_aops.c2
-rw-r--r--fs/xfs/xfs_bmap.c6
-rw-r--r--fs/xfs/xfs_buf.c20
-rw-r--r--fs/xfs/xfs_buf_item.c12
-rw-r--r--fs/xfs/xfs_dfrag.c4
-rw-r--r--fs/xfs/xfs_iomap.c9
-rw-r--r--fs/xfs/xfs_mount.c2
-rw-r--r--fs/xfs/xfs_trace.h1
-rw-r--r--include/asm-generic/dma-mapping-broken.h16
-rw-r--r--include/asm-generic/pgtable.h6
-rw-r--r--include/asm-generic/syscalls.h2
-rw-r--r--include/linux/ata.h8
-rw-r--r--include/linux/efi.h24
-rw-r--r--include/linux/libata.h4
-rw-r--r--include/linux/mfd/abx500.h2
-rw-r--r--include/linux/mfd/abx500/ab8500-bm.h29
-rw-r--r--include/linux/mfd/da9052/da9052.h66
-rw-r--r--include/linux/mfd/da9052/reg.h3
-rw-r--r--include/linux/mfd/rtsx_common.h3
-rw-r--r--include/linux/mfd/rtsx_pci.h25
-rw-r--r--include/linux/module.h10
-rw-r--r--include/linux/platform_data/imx-iram.h (renamed from arch/arm/mach-imx/iram.h)0
-rw-r--r--include/linux/ptrace.h1
-rw-r--r--include/linux/sched.h11
-rw-r--r--include/linux/security.h59
-rw-r--r--include/linux/usb/usbnet.h1
-rw-r--r--include/net/ip.h2
-rw-r--r--include/net/netfilter/nf_conntrack_core.h2
-rw-r--r--include/uapi/linux/serial_core.h3
-rw-r--r--init/do_mounts_initrd.c4
-rw-r--r--init/main.c8
-rw-r--r--kernel/async.c27
-rw-r--r--kernel/compat.c23
-rw-r--r--kernel/debug/kdb/kdb_main.c2
-rw-r--r--kernel/fork.c6
-rw-r--r--kernel/module.c154
-rw-r--r--kernel/printk.c9
-rw-r--r--kernel/ptrace.c74
-rw-r--r--kernel/sched/core.c3
-rw-r--r--kernel/signal.c24
-rw-r--r--kernel/smp.c13
-rw-r--r--kernel/trace/ftrace.c2
-rw-r--r--lib/bug.c1
-rw-r--r--net/batman-adv/distributed-arp-table.c19
-rw-r--r--net/bluetooth/hci_core.c8
-rw-r--r--net/bluetooth/hci_event.c2
-rw-r--r--net/bluetooth/hidp/core.c2
-rw-r--r--net/bluetooth/l2cap_core.c11
-rw-r--r--net/bluetooth/sco.c2
-rw-r--r--net/core/request_sock.c2
-rw-r--r--net/core/scm.c5
-rw-r--r--net/core/skbuff.c44
-rw-r--r--net/ipv4/ah4.c18
-rw-r--r--net/ipv4/datagram.c25
-rw-r--r--net/ipv4/esp4.c12
-rw-r--r--net/ipv4/ip_gre.c6
-rw-r--r--net/ipv4/ipcomp.c7
-rw-r--r--net/ipv4/ping.c1
-rw-r--r--net/ipv4/raw.c1
-rw-r--r--net/ipv4/route.c54
-rw-r--r--net/ipv4/tcp_ipv4.c9
-rw-r--r--net/ipv4/udp.c1
-rw-r--r--net/ipv6/ah6.c11
-rw-r--r--net/ipv6/esp6.c5
-rw-r--r--net/ipv6/icmp.c12
-rw-r--r--net/ipv6/ip6_output.c4
-rw-r--r--net/ipv6/ip6mr.c3
-rw-r--r--net/mac80211/cfg.c12
-rw-r--r--net/mac80211/ieee80211_i.h6
-rw-r--r--net/mac80211/mesh_hwmp.c5
-rw-r--r--net/mac80211/offchannel.c19
-rw-r--r--net/mac80211/scan.c15
-rw-r--r--net/mac80211/tx.c9
-rw-r--r--net/netfilter/nf_conntrack_core.c9
-rw-r--r--net/netfilter/nf_conntrack_standalone.c1
-rw-r--r--net/netfilter/x_tables.c28
-rw-r--r--net/netfilter/xt_CT.c4
-rw-r--r--net/sctp/outqueue.c12
-rw-r--r--net/sctp/sm_statefuns.c4
-rw-r--r--net/sctp/sysctl.c4
-rw-r--r--net/sunrpc/sched.c18
-rw-r--r--net/xfrm/xfrm_policy.c2
-rw-r--r--net/xfrm/xfrm_replay.c4
-rw-r--r--security/capability.c24
-rw-r--r--security/device_cgroup.c2
-rw-r--r--security/integrity/evm/evm_crypto.c4
-rw-r--r--security/security.c28
-rw-r--r--security/selinux/hooks.c50
-rw-r--r--security/selinux/include/classmap.h2
-rw-r--r--security/selinux/include/objsec.h4
-rw-r--r--sound/pci/hda/hda_codec.c5
-rw-r--r--sound/pci/hda/hda_intel.c49
-rw-r--r--sound/pci/hda/patch_conexant.c9
-rw-r--r--sound/pci/hda/patch_realtek.c4
-rw-r--r--sound/soc/codecs/arizona.c5
-rw-r--r--sound/soc/codecs/wm2200.c3
-rw-r--r--sound/soc/codecs/wm5102.c3
-rw-r--r--sound/soc/codecs/wm5110.c3
-rw-r--r--sound/soc/codecs/wm_adsp.c6
-rw-r--r--sound/soc/fsl/Kconfig9
-rw-r--r--sound/soc/fsl/Makefile5
-rw-r--r--sound/soc/fsl/imx-pcm.c3
-rw-r--r--sound/soc/soc-dapm.c12
-rw-r--r--sound/usb/mixer.c17
-rw-r--r--tools/perf/MANIFEST10
-rw-r--r--tools/perf/Makefile2
500 files changed, 4335 insertions, 2790 deletions
diff --git a/Documentation/device-mapper/dm-raid.txt b/Documentation/device-mapper/dm-raid.txt
index 728c38c..56fb62b 100644
--- a/Documentation/device-mapper/dm-raid.txt
+++ b/Documentation/device-mapper/dm-raid.txt
@@ -141,3 +141,4 @@ Version History
1.2.0 Handle creation of arrays that contain failed devices.
1.3.0 Added support for RAID 10
1.3.1 Allow device replacement/rebuild for RAID 10
+1.3.2 Fix/improve redundancy checking for RAID10
diff --git a/Documentation/devicetree/bindings/pinctrl/atmel,at91-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/atmel,at91-pinctrl.txt
index 3a26812..bc50899 100644
--- a/Documentation/devicetree/bindings/pinctrl/atmel,at91-pinctrl.txt
+++ b/Documentation/devicetree/bindings/pinctrl/atmel,at91-pinctrl.txt
@@ -81,7 +81,8 @@ PA31 TXD4
Required properties for pin configuration node:
- atmel,pins: 4 integers array, represents a group of pins mux and config
setting. The format is atmel,pins = <PIN_BANK PIN_BANK_NUM PERIPH CONFIG>.
- The PERIPH 0 means gpio.
+ The PERIPH 0 means gpio, PERIPH 1 is periph A, PERIPH 2 is periph B...
+ PIN_BANK 0 is pioA, PIN_BANK 1 is pioB...
Bits used for CONFIG:
PULL_UP (1 << 0): indicate this pin need a pull up.
@@ -126,7 +127,7 @@ pinctrl@fffff400 {
pinctrl_dbgu: dbgu-0 {
atmel,pins =
<1 14 0x1 0x0 /* PB14 periph A */
- 1 15 0x1 0x1>; /* PB15 periph with pullup */
+ 1 15 0x1 0x1>; /* PB15 periph A with pullup */
};
};
};
diff --git a/Documentation/filesystems/f2fs.txt b/Documentation/filesystems/f2fs.txt
index 8fbd8b4..dcf338e 100644
--- a/Documentation/filesystems/f2fs.txt
+++ b/Documentation/filesystems/f2fs.txt
@@ -175,9 +175,9 @@ consists of multiple segments as described below.
align with the zone size <-|
|-> align with the segment size
_________________________________________________________________________
- | | | Node | Segment | Segment | |
- | Superblock | Checkpoint | Address | Info. | Summary | Main |
- | (SB) | (CP) | Table (NAT) | Table (SIT) | Area (SSA) | |
+ | | | Segment | Node | Segment | |
+ | Superblock | Checkpoint | Info. | Address | Summary | Main |
+ | (SB) | (CP) | Table (SIT) | Table (NAT) | Area (SSA) | |
|____________|_____2______|______N______|______N______|______N_____|__N___|
. .
. .
@@ -200,14 +200,14 @@ consists of multiple segments as described below.
: It contains file system information, bitmaps for valid NAT/SIT sets, orphan
inode lists, and summary entries of current active segments.
-- Node Address Table (NAT)
- : It is composed of a block address table for all the node blocks stored in
- Main area.
-
- Segment Information Table (SIT)
: It contains segment information such as valid block count and bitmap for the
validity of all the blocks.
+- Node Address Table (NAT)
+ : It is composed of a block address table for all the node blocks stored in
+ Main area.
+
- Segment Summary Area (SSA)
: It contains summary entries which contains the owner information of all the
data and node blocks stored in Main area.
@@ -236,13 +236,13 @@ For file system consistency, each CP points to which NAT and SIT copies are
valid, as shown as below.
+--------+----------+---------+
- | CP | NAT | SIT |
+ | CP | SIT | NAT |
+--------+----------+---------+
. . . .
. . . .
. . . .
+-------+-------+--------+--------+--------+--------+
- | CP #0 | CP #1 | NAT #0 | NAT #1 | SIT #0 | SIT #1 |
+ | CP #0 | CP #1 | SIT #0 | SIT #1 | NAT #0 | NAT #1 |
+-------+-------+--------+--------+--------+--------+
| ^ ^
| | |
diff --git a/Documentation/hid/hid-sensor.txt b/Documentation/hid/hid-sensor.txt
index 948b098..948b098 100755..100644
--- a/Documentation/hid/hid-sensor.txt
+++ b/Documentation/hid/hid-sensor.txt
diff --git a/Documentation/x86/boot.txt b/Documentation/x86/boot.txt
index 406d82d..3edb4c2 100644
--- a/Documentation/x86/boot.txt
+++ b/Documentation/x86/boot.txt
@@ -57,6 +57,10 @@ Protocol 2.10: (Kernel 2.6.31) Added a protocol for relaxed alignment
Protocol 2.11: (Kernel 3.6) Added a field for offset of EFI handover
protocol entry point.
+Protocol 2.12: (Kernel 3.9) Added the xloadflags field and extension fields
+ to struct boot_params for for loading bzImage and ramdisk
+ above 4G in 64bit.
+
**** MEMORY LAYOUT
The traditional memory map for the kernel loader, used for Image or
@@ -182,7 +186,7 @@ Offset Proto Name Meaning
0230/4 2.05+ kernel_alignment Physical addr alignment required for kernel
0234/1 2.05+ relocatable_kernel Whether kernel is relocatable or not
0235/1 2.10+ min_alignment Minimum alignment, as a power of two
-0236/2 N/A pad3 Unused
+0236/2 2.12+ xloadflags Boot protocol option flags
0238/4 2.06+ cmdline_size Maximum size of the kernel command line
023C/4 2.07+ hardware_subarch Hardware subarchitecture
0240/8 2.07+ hardware_subarch_data Subarchitecture-specific data
@@ -582,6 +586,27 @@ Protocol: 2.10+
misaligned kernel. Therefore, a loader should typically try each
power-of-two alignment from kernel_alignment down to this alignment.
+Field name: xloadflags
+Type: read
+Offset/size: 0x236/2
+Protocol: 2.12+
+
+ This field is a bitmask.
+
+ Bit 0 (read): XLF_KERNEL_64
+ - If 1, this kernel has the legacy 64-bit entry point at 0x200.
+
+ Bit 1 (read): XLF_CAN_BE_LOADED_ABOVE_4G
+ - If 1, kernel/boot_params/cmdline/ramdisk can be above 4G.
+
+ Bit 2 (read): XLF_EFI_HANDOVER_32
+ - If 1, the kernel supports the 32-bit EFI handoff entry point
+ given at handover_offset.
+
+ Bit 3 (read): XLF_EFI_HANDOVER_64
+ - If 1, the kernel supports the 64-bit EFI handoff entry point
+ given at handover_offset + 0x200.
+
Field name: cmdline_size
Type: read
Offset/size: 0x238/4
diff --git a/Documentation/x86/zero-page.txt b/Documentation/x86/zero-page.txt
index cf5437d..199f453 100644
--- a/Documentation/x86/zero-page.txt
+++ b/Documentation/x86/zero-page.txt
@@ -19,6 +19,9 @@ Offset Proto Name Meaning
090/010 ALL hd1_info hd1 disk parameter, OBSOLETE!!
0A0/010 ALL sys_desc_table System description table (struct sys_desc_table)
0B0/010 ALL olpc_ofw_header OLPC's OpenFirmware CIF and friends
+0C0/004 ALL ext_ramdisk_image ramdisk_image high 32bits
+0C4/004 ALL ext_ramdisk_size ramdisk_size high 32bits
+0C8/004 ALL ext_cmd_line_ptr cmd_line_ptr high 32bits
140/080 ALL edid_info Video mode setup (struct edid_info)
1C0/020 ALL efi_info EFI 32 information (struct efi_info)
1E0/004 ALL alk_mem_k Alternative mem check, in KB
@@ -27,6 +30,7 @@ Offset Proto Name Meaning
1E9/001 ALL eddbuf_entries Number of entries in eddbuf (below)
1EA/001 ALL edd_mbr_sig_buf_entries Number of entries in edd_mbr_sig_buffer
(below)
+1EF/001 ALL sentinel Used to detect broken bootloaders
290/040 ALL edd_mbr_sig_buffer EDD MBR signatures
2D0/A00 ALL e820_map E820 memory map table
(array of struct e820entry)
diff --git a/MAINTAINERS b/MAINTAINERS
index 3105c48..212c255 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2966,7 +2966,7 @@ S: Maintained
F: drivers/net/ethernet/i825xx/eexpress.*
ETHERNET BRIDGE
-M: Stephen Hemminger <shemminger@vyatta.com>
+M: Stephen Hemminger <stephen@networkplumber.org>
L: bridge@lists.linux-foundation.org
L: netdev@vger.kernel.org
W: http://www.linuxfoundation.org/en/Net:Bridge
@@ -4905,7 +4905,7 @@ S: Maintained
MARVELL GIGABIT ETHERNET DRIVERS (skge/sky2)
M: Mirko Lindner <mlindner@marvell.com>
-M: Stephen Hemminger <shemminger@vyatta.com>
+M: Stephen Hemminger <stephen@networkplumber.org>
L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/marvell/sk*
@@ -5180,7 +5180,7 @@ S: Supported
F: drivers/infiniband/hw/nes/
NETEM NETWORK EMULATOR
-M: Stephen Hemminger <shemminger@vyatta.com>
+M: Stephen Hemminger <stephen@networkplumber.org>
L: netem@lists.linux-foundation.org
S: Maintained
F: net/sched/sch_netem.c
@@ -6585,7 +6585,7 @@ F: drivers/media/platform/s3c-camif/
F: include/media/s3c_camif.h
SERIAL DRIVERS
-M: Alan Cox <alan@linux.intel.com>
+M: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
L: linux-serial@vger.kernel.org
S: Maintained
F: drivers/tty/serial
@@ -7088,7 +7088,7 @@ F: include/uapi/sound/
F: sound/
SOUND - SOC LAYER / DYNAMIC AUDIO POWER MANAGEMENT (ASoC)
-M: Liam Girdwood <lrg@ti.com>
+M: Liam Girdwood <lgirdwood@gmail.com>
M: Mark Brown <broonie@opensource.wolfsonmicro.com>
T: git git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git
L: alsa-devel@alsa-project.org (moderated for non-subscribers)
diff --git a/Makefile b/Makefile
index 253a455..54dfde5 100644
--- a/Makefile
+++ b/Makefile
@@ -1,8 +1,8 @@
VERSION = 3
PATCHLEVEL = 8
SUBLEVEL = 0
-EXTRAVERSION = -rc4
-NAME = Terrified Chipmunk
+EXTRAVERSION = -rc6
+NAME = Unicycling Gorilla
# *DOCUMENTATION*
# To see a list of typical targets execute "make help"
@@ -169,7 +169,7 @@ SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
-e s/arm.*/arm/ -e s/sa110/arm/ \
-e s/s390x/s390/ -e s/parisc64/parisc/ \
-e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
- -e s/sh[234].*/sh/ )
+ -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ )
# Cross compiling and selecting different set of gcc/bin-utils
# ---------------------------------------------------------------------------
diff --git a/arch/arm/boot/dts/armada-370-db.dts b/arch/arm/boot/dts/armada-370-db.dts
index 0004402..9b82fac 100644
--- a/arch/arm/boot/dts/armada-370-db.dts
+++ b/arch/arm/boot/dts/armada-370-db.dts
@@ -26,7 +26,7 @@
memory {
device_type = "memory";
- reg = <0x00000000 0x20000000>; /* 512 MB */
+ reg = <0x00000000 0x40000000>; /* 1 GB */
};
soc {
diff --git a/arch/arm/boot/dts/armada-xp-mv78230.dtsi b/arch/arm/boot/dts/armada-xp-mv78230.dtsi
index 271855a..e041f42 100644
--- a/arch/arm/boot/dts/armada-xp-mv78230.dtsi
+++ b/arch/arm/boot/dts/armada-xp-mv78230.dtsi
@@ -50,27 +50,25 @@
};
gpio0: gpio@d0018100 {
- compatible = "marvell,armadaxp-gpio";
- reg = <0xd0018100 0x40>,
- <0xd0018800 0x30>;
+ compatible = "marvell,orion-gpio";
+ reg = <0xd0018100 0x40>;
ngpios = <32>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupts-cells = <2>;
- interrupts = <16>, <17>, <18>, <19>;
+ interrupts = <82>, <83>, <84>, <85>;
};
gpio1: gpio@d0018140 {
- compatible = "marvell,armadaxp-gpio";
- reg = <0xd0018140 0x40>,
- <0xd0018840 0x30>;
+ compatible = "marvell,orion-gpio";
+ reg = <0xd0018140 0x40>;
ngpios = <17>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupts-cells = <2>;
- interrupts = <20>, <21>, <22>;
+ interrupts = <87>, <88>, <89>;
};
};
};
diff --git a/arch/arm/boot/dts/armada-xp-mv78260.dtsi b/arch/arm/boot/dts/armada-xp-mv78260.dtsi
index 1c1937d..9e23bd8 100644
--- a/arch/arm/boot/dts/armada-xp-mv78260.dtsi
+++ b/arch/arm/boot/dts/armada-xp-mv78260.dtsi
@@ -51,39 +51,36 @@
};
gpio0: gpio@d0018100 {
- compatible = "marvell,armadaxp-gpio";
- reg = <0xd0018100 0x40>,
- <0xd0018800 0x30>;
+ compatible = "marvell,orion-gpio";
+ reg = <0xd0018100 0x40>;
ngpios = <32>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupts-cells = <2>;
- interrupts = <16>, <17>, <18>, <19>;
+ interrupts = <82>, <83>, <84>, <85>;
};
gpio1: gpio@d0018140 {
- compatible = "marvell,armadaxp-gpio";
- reg = <0xd0018140 0x40>,
- <0xd0018840 0x30>;
+ compatible = "marvell,orion-gpio";
+ reg = <0xd0018140 0x40>;
ngpios = <32>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupts-cells = <2>;
- interrupts = <20>, <21>, <22>, <23>;
+ interrupts = <87>, <88>, <89>, <90>;
};
gpio2: gpio@d0018180 {
- compatible = "marvell,armadaxp-gpio";
- reg = <0xd0018180 0x40>,
- <0xd0018870 0x30>;
+ compatible = "marvell,orion-gpio";
+ reg = <0xd0018180 0x40>;
ngpios = <3>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupts-cells = <2>;
- interrupts = <24>;
+ interrupts = <91>;
};
ethernet@d0034000 {
diff --git a/arch/arm/boot/dts/armada-xp-mv78460.dtsi b/arch/arm/boot/dts/armada-xp-mv78460.dtsi
index 4905cf3..9659661 100644
--- a/arch/arm/boot/dts/armada-xp-mv78460.dtsi
+++ b/arch/arm/boot/dts/armada-xp-mv78460.dtsi
@@ -66,39 +66,36 @@
};
gpio0: gpio@d0018100 {
- compatible = "marvell,armadaxp-gpio";
- reg = <0xd0018100 0x40>,
- <0xd0018800 0x30>;
+ compatible = "marvell,orion-gpio";
+ reg = <0xd0018100 0x40>;
ngpios = <32>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupts-cells = <2>;
- interrupts = <16>, <17>, <18>, <19>;
+ interrupts = <82>, <83>, <84>, <85>;
};
gpio1: gpio@d0018140 {
- compatible = "marvell,armadaxp-gpio";
- reg = <0xd0018140 0x40>,
- <0xd0018840 0x30>;
+ compatible = "marvell,orion-gpio";
+ reg = <0xd0018140 0x40>;
ngpios = <32>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupts-cells = <2>;
- interrupts = <20>, <21>, <22>, <23>;
+ interrupts = <87>, <88>, <89>, <90>;
};
gpio2: gpio@d0018180 {
- compatible = "marvell,armadaxp-gpio";
- reg = <0xd0018180 0x40>,
- <0xd0018870 0x30>;
+ compatible = "marvell,orion-gpio";
+ reg = <0xd0018180 0x40>;
ngpios = <3>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupts-cells = <2>;
- interrupts = <24>;
+ interrupts = <91>;
};
ethernet@d0034000 {
diff --git a/arch/arm/boot/dts/at91rm9200.dtsi b/arch/arm/boot/dts/at91rm9200.dtsi
index e154f24..222047f 100644
--- a/arch/arm/boot/dts/at91rm9200.dtsi
+++ b/arch/arm/boot/dts/at91rm9200.dtsi
@@ -336,8 +336,8 @@
i2c@0 {
compatible = "i2c-gpio";
- gpios = <&pioA 23 0 /* sda */
- &pioA 24 0 /* scl */
+ gpios = <&pioA 25 0 /* sda */
+ &pioA 26 0 /* scl */
>;
i2c-gpio,sda-open-drain;
i2c-gpio,scl-open-drain;
diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi
index 3a47cf9..8ecca69 100644
--- a/arch/arm/boot/dts/at91sam9x5.dtsi
+++ b/arch/arm/boot/dts/at91sam9x5.dtsi
@@ -143,6 +143,11 @@
atmel,pins =
<0 3 0x1 0x0>; /* PA3 periph A */
};
+
+ pinctrl_usart0_sck: usart0_sck-0 {
+ atmel,pins =
+ <0 4 0x1 0x0>; /* PA4 periph A */
+ };
};
usart1 {
@@ -154,12 +159,17 @@
pinctrl_usart1_rts: usart1_rts-0 {
atmel,pins =
- <3 27 0x3 0x0>; /* PC27 periph C */
+ <2 27 0x3 0x0>; /* PC27 periph C */
};
pinctrl_usart1_cts: usart1_cts-0 {
atmel,pins =
- <3 28 0x3 0x0>; /* PC28 periph C */
+ <2 28 0x3 0x0>; /* PC28 periph C */
+ };
+
+ pinctrl_usart1_sck: usart1_sck-0 {
+ atmel,pins =
+ <2 28 0x3 0x0>; /* PC29 periph C */
};
};
@@ -172,46 +182,56 @@
pinctrl_uart2_rts: uart2_rts-0 {
atmel,pins =
- <0 0 0x2 0x0>; /* PB0 periph B */
+ <1 0 0x2 0x0>; /* PB0 periph B */
};
pinctrl_uart2_cts: uart2_cts-0 {
atmel,pins =
- <0 1 0x2 0x0>; /* PB1 periph B */
+ <1 1 0x2 0x0>; /* PB1 periph B */
+ };
+
+ pinctrl_usart2_sck: usart2_sck-0 {
+ atmel,pins =
+ <1 2 0x2 0x0>; /* PB2 periph B */
};
};
usart3 {
pinctrl_uart3: usart3-0 {
atmel,pins =
- <3 23 0x2 0x1 /* PC22 periph B with pullup */
- 3 23 0x2 0x0>; /* PC23 periph B */
+ <2 23 0x2 0x1 /* PC22 periph B with pullup */
+ 2 23 0x2 0x0>; /* PC23 periph B */
};
pinctrl_usart3_rts: usart3_rts-0 {
atmel,pins =
- <3 24 0x2 0x0>; /* PC24 periph B */
+ <2 24 0x2 0x0>; /* PC24 periph B */
};
pinctrl_usart3_cts: usart3_cts-0 {
atmel,pins =
- <3 25 0x2 0x0>; /* PC25 periph B */
+ <2 25 0x2 0x0>; /* PC25 periph B */
+ };
+
+ pinctrl_usart3_sck: usart3_sck-0 {
+ atmel,pins =
+ <2 26 0x2 0x0>; /* PC26 periph B */
};
};
uart0 {
pinctrl_uart0: uart0-0 {
atmel,pins =
- <3 8 0x3 0x0 /* PC8 periph C */
- 3 9 0x3 0x1>; /* PC9 periph C with pullup */
+ <2 8 0x3 0x0 /* PC8 periph C */
+ 2 9 0x3 0x1>; /* PC9 periph C with pullup */
};
};
uart1 {
pinctrl_uart1: uart1-0 {
atmel,pins =
- <3 16 0x3 0x0 /* PC16 periph C */
- 3 17 0x3 0x1>; /* PC17 periph C with pullup */
+ <2 16 0x3 0x0 /* PC16 periph C */
+ 2 17 0x3 0x1>; /* PC17 periph C with pullup */
};
};
@@ -240,14 +260,14 @@
pinctrl_macb0_rmii_mii: macb0_rmii_mii-0 {
atmel,pins =
- <1 8 0x1 0x0 /* PA8 periph A */
- 1 11 0x1 0x0 /* PA11 periph A */
- 1 12 0x1 0x0 /* PA12 periph A */
- 1 13 0x1 0x0 /* PA13 periph A */
- 1 14 0x1 0x0 /* PA14 periph A */
- 1 15 0x1 0x0 /* PA15 periph A */
- 1 16 0x1 0x0 /* PA16 periph A */
- 1 17 0x1 0x0>; /* PA17 periph A */
+ <1 8 0x1 0x0 /* PB8 periph A */
+ 1 11 0x1 0x0 /* PB11 periph A */
+ 1 12 0x1 0x0 /* PB12 periph A */
+ 1 13 0x1 0x0 /* PB13 periph A */
+ 1 14 0x1 0x0 /* PB14 periph A */
+ 1 15 0x1 0x0 /* PB15 periph A */
+ 1 16 0x1 0x0 /* PB16 periph A */
+ 1 17 0x1 0x0>; /* PB17 periph A */
};
};
diff --git a/arch/arm/boot/dts/cros5250-common.dtsi b/arch/arm/boot/dts/cros5250-common.dtsi
index fddd174..46c0980 100644
--- a/arch/arm/boot/dts/cros5250-common.dtsi
+++ b/arch/arm/boot/dts/cros5250-common.dtsi
@@ -96,8 +96,8 @@
fifo-depth = <0x80>;
card-detect-delay = <200>;
samsung,dw-mshc-ciu-div = <3>;
- samsung,dw-mshc-sdr-timing = <2 3 3>;
- samsung,dw-mshc-ddr-timing = <1 2 3>;
+ samsung,dw-mshc-sdr-timing = <2 3>;
+ samsung,dw-mshc-ddr-timing = <1 2>;
slot@0 {
reg = <0>;
@@ -120,8 +120,8 @@
fifo-depth = <0x80>;
card-detect-delay = <200>;
samsung,dw-mshc-ciu-div = <3>;
- samsung,dw-mshc-sdr-timing = <2 3 3>;
- samsung,dw-mshc-ddr-timing = <1 2 3>;
+ samsung,dw-mshc-sdr-timing = <2 3>;
+ samsung,dw-mshc-ddr-timing = <1 2>;
slot@0 {
reg = <0>;
@@ -141,8 +141,8 @@
fifo-depth = <0x80>;
card-detect-delay = <200>;
samsung,dw-mshc-ciu-div = <3>;
- samsung,dw-mshc-sdr-timing = <2 3 3>;
- samsung,dw-mshc-ddr-timing = <1 2 3>;
+ samsung,dw-mshc-sdr-timing = <2 3>;
+ samsung,dw-mshc-ddr-timing = <1 2>;
slot@0 {
reg = <0>;
diff --git a/arch/arm/boot/dts/dove-cubox.dts b/arch/arm/boot/dts/dove-cubox.dts
index fed7d3f..cdee96f 100644
--- a/arch/arm/boot/dts/dove-cubox.dts
+++ b/arch/arm/boot/dts/dove-cubox.dts
@@ -26,10 +26,15 @@
};
&uart0 { status = "okay"; };
-&sdio0 { status = "okay"; };
&sata0 { status = "okay"; };
&i2c0 { status = "okay"; };
+&sdio0 {
+ status = "okay";
+ /* sdio0 card detect is connected to wrong pin on CuBox */
+ cd-gpios = <&gpio0 12 1>;
+};
+
&spi0 {
status = "okay";
@@ -42,9 +47,14 @@
};
&pinctrl {
- pinctrl-0 = <&pmx_gpio_18>;
+ pinctrl-0 = <&pmx_gpio_12 &pmx_gpio_18>;
pinctrl-names = "default";
+ pmx_gpio_12: pmx-gpio-12 {
+ marvell,pins = "mpp12";
+ marvell,function = "gpio";
+ };
+
pmx_gpio_18: pmx-gpio-18 {
marvell,pins = "mpp18";
marvell,function = "gpio";
diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index 942d576..e05b18f 100644
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
@@ -115,8 +115,8 @@
fifo-depth = <0x80>;
card-detect-delay = <200>;
samsung,dw-mshc-ciu-div = <3>;
- samsung,dw-mshc-sdr-timing = <2 3 3>;
- samsung,dw-mshc-ddr-timing = <1 2 3>;
+ samsung,dw-mshc-sdr-timing = <2 3>;
+ samsung,dw-mshc-ddr-timing = <1 2>;
slot@0 {
reg = <0>;
@@ -139,8 +139,8 @@
fifo-depth = <0x80>;
card-detect-delay = <200>;
samsung,dw-mshc-ciu-div = <3>;
- samsung,dw-mshc-sdr-timing = <2 3 3>;
- samsung,dw-mshc-ddr-timing = <1 2 3>;
+ samsung,dw-mshc-sdr-timing = <2 3>;
+ samsung,dw-mshc-ddr-timing = <1 2>;
slot@0 {
reg = <0>;
diff --git a/arch/arm/boot/dts/kirkwood-ns2-common.dtsi b/arch/arm/boot/dts/kirkwood-ns2-common.dtsi
index 9bc6785..77d21ab 100644
--- a/arch/arm/boot/dts/kirkwood-ns2-common.dtsi
+++ b/arch/arm/boot/dts/kirkwood-ns2-common.dtsi
@@ -1,4 +1,5 @@
/include/ "kirkwood.dtsi"
+/include/ "kirkwood-6281.dtsi"
/ {
chosen {
@@ -6,6 +7,21 @@
};
ocp@f1000000 {
+ pinctrl: pinctrl@10000 {
+ pinctrl-0 = < &pmx_spi &pmx_twsi0 &pmx_uart0
+ &pmx_ns2_sata0 &pmx_ns2_sata1>;
+ pinctrl-names = "default";
+
+ pmx_ns2_sata0: pmx-ns2-sata0 {
+ marvell,pins = "mpp21";
+ marvell,function = "sata0";
+ };
+ pmx_ns2_sata1: pmx-ns2-sata1 {
+ marvell,pins = "mpp20";
+ marvell,function = "sata1";
+ };
+ };
+
serial@12000 {
clock-frequency = <166666667>;
status = "okay";
diff --git a/arch/arm/boot/dts/kirkwood.dtsi b/arch/arm/boot/dts/kirkwood.dtsi
index 110d6cb..d6ab442 100644
--- a/arch/arm/boot/dts/kirkwood.dtsi
+++ b/arch/arm/boot/dts/kirkwood.dtsi
@@ -36,6 +36,7 @@
reg = <0x10100 0x40>;
ngpios = <32>;
interrupt-controller;
+ #interrupt-cells = <2>;
interrupts = <35>, <36>, <37>, <38>;
};
@@ -46,6 +47,7 @@
reg = <0x10140 0x40>;
ngpios = <18>;
interrupt-controller;
+ #interrupt-cells = <2>;
interrupts = <39>, <40>, <41>;
};
diff --git a/arch/arm/boot/dts/kizbox.dts b/arch/arm/boot/dts/kizbox.dts
index e8814fe..b4dc3ed 100644
--- a/arch/arm/boot/dts/kizbox.dts
+++ b/arch/arm/boot/dts/kizbox.dts
@@ -48,6 +48,8 @@
macb0: ethernet@fffc4000 {
phy-mode = "mii";
+ pinctrl-0 = <&pinctrl_macb_rmii
+ &pinctrl_macb_rmii_mii_alt>;
status = "okay";
};
diff --git a/arch/arm/boot/dts/sunxi.dtsi b/arch/arm/boot/dts/sunxi.dtsi
index 8bbc2bf..8b36abe 100644
--- a/arch/arm/boot/dts/sunxi.dtsi
+++ b/arch/arm/boot/dts/sunxi.dtsi
@@ -60,19 +60,21 @@
};
uart0: uart@01c28000 {
- compatible = "ns8250";
+ compatible = "snps,dw-apb-uart";
reg = <0x01c28000 0x400>;
interrupts = <1>;
reg-shift = <2>;
+ reg-io-width = <4>;
clock-frequency = <24000000>;
status = "disabled";
};
uart1: uart@01c28400 {
- compatible = "ns8250";
+ compatible = "snps,dw-apb-uart";
reg = <0x01c28400 0x400>;
interrupts = <2>;
reg-shift = <2>;
+ reg-io-width = <4>;
clock-frequency = <24000000>;
status = "disabled";
};
diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
index 1fc405a..cf8071a 100644
--- a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
+++ b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
@@ -45,7 +45,6 @@
reg = <1>;
};
-/* A7s disabled till big.LITTLE patches are available...
cpu2: cpu@2 {
device_type = "cpu";
compatible = "arm,cortex-a7";
@@ -63,7 +62,6 @@
compatible = "arm,cortex-a7";
reg = <0x102>;
};
-*/
};
memory@80000000 {
diff --git a/arch/arm/configs/at91_dt_defconfig b/arch/arm/configs/at91_dt_defconfig
index b175577..1ea9590 100644
--- a/arch/arm/configs/at91_dt_defconfig
+++ b/arch/arm/configs/at91_dt_defconfig
@@ -19,6 +19,7 @@ CONFIG_SOC_AT91SAM9260=y
CONFIG_SOC_AT91SAM9263=y
CONFIG_SOC_AT91SAM9G45=y
CONFIG_SOC_AT91SAM9X5=y
+CONFIG_SOC_AT91SAM9N12=y
CONFIG_MACH_AT91SAM_DT=y
CONFIG_AT91_PROGRAMMABLE_CLOCKS=y
CONFIG_AT91_TIMER_HZ=128
@@ -31,7 +32,7 @@ CONFIG_ZBOOT_ROM_TEXT=0x0
CONFIG_ZBOOT_ROM_BSS=0x0
CONFIG_ARM_APPENDED_DTB=y
CONFIG_ARM_ATAG_DTB_COMPAT=y
-CONFIG_CMDLINE="mem=128M console=ttyS0,115200 initrd=0x21100000,25165824 root=/dev/ram0 rw"
+CONFIG_CMDLINE="console=ttyS0,115200 initrd=0x21100000,25165824 root=/dev/ram0 rw"
CONFIG_KEXEC=y
CONFIG_AUTO_ZRELADDR=y
# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig
index 82ce8d7..76938cb 100644
--- a/arch/arm/configs/omap2plus_defconfig
+++ b/arch/arm/configs/omap2plus_defconfig
@@ -52,6 +52,11 @@ CONFIG_IP_PNP_RARP=y
# CONFIG_INET_LRO is not set
# CONFIG_IPV6 is not set
CONFIG_NETFILTER=y
+CONFIG_CAN=m
+CONFIG_CAN_RAW=m
+CONFIG_CAN_BCM=m
+CONFIG_CAN_C_CAN=m
+CONFIG_CAN_C_CAN_PLATFORM=m
CONFIG_BT=m
CONFIG_BT_HCIUART=m
CONFIG_BT_HCIUART_H4=y
@@ -64,6 +69,7 @@ CONFIG_MAC80211=m
CONFIG_MAC80211_RC_PID=y
CONFIG_MAC80211_RC_DEFAULT_PID=y
CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_CMA=y
CONFIG_CONNECTOR=y
CONFIG_DEVTMPFS=y
CONFIG_DEVTMPFS_MOUNT=y
@@ -83,6 +89,9 @@ CONFIG_MTD_UBI=y
CONFIG_BLK_DEV_LOOP=y
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_SIZE=16384
+CONFIG_SENSORS_LIS3LV02D=m
+CONFIG_SENSORS_TSL2550=m
+CONFIG_SENSORS_LIS3_I2C=m
CONFIG_SCSI=y
CONFIG_BLK_DEV_SD=y
CONFIG_SCSI_MULTI_LUN=y
@@ -108,6 +117,7 @@ CONFIG_USB_KC2190=y
CONFIG_INPUT_JOYDEV=y
CONFIG_INPUT_EVDEV=y
CONFIG_KEYBOARD_GPIO=y
+CONFIG_KEYBOARD_MATRIX=m
CONFIG_KEYBOARD_TWL4030=y
CONFIG_INPUT_TOUCHSCREEN=y
CONFIG_TOUCHSCREEN_ADS7846=y
@@ -131,14 +141,17 @@ CONFIG_GPIO_SYSFS=y
CONFIG_GPIO_TWL4030=y
CONFIG_W1=y
CONFIG_POWER_SUPPLY=y
+CONFIG_SENSORS_LM75=m
CONFIG_WATCHDOG=y
CONFIG_OMAP_WATCHDOG=y
CONFIG_TWL4030_WATCHDOG=y
CONFIG_MFD_TPS65217=y
+CONFIG_MFD_TPS65910=y
CONFIG_REGULATOR_TWL4030=y
CONFIG_REGULATOR_TPS65023=y
CONFIG_REGULATOR_TPS6507X=y
CONFIG_REGULATOR_TPS65217=y
+CONFIG_REGULATOR_TPS65910=y
CONFIG_FB=y
CONFIG_FIRMWARE_EDID=y
CONFIG_FB_MODE_HELPERS=y
@@ -150,6 +163,7 @@ CONFIG_OMAP2_DSS_SDI=y
CONFIG_OMAP2_DSS_DSI=y
CONFIG_FB_OMAP2=m
CONFIG_PANEL_GENERIC_DPI=m
+CONFIG_PANEL_TFP410=m
CONFIG_PANEL_SHARP_LS037V7DW01=m
CONFIG_PANEL_NEC_NL8048HL11_01B=m
CONFIG_PANEL_TAAL=m
@@ -196,9 +210,20 @@ CONFIG_MMC_UNSAFE_RESUME=y
CONFIG_SDIO_UART=y
CONFIG_MMC_OMAP=y
CONFIG_MMC_OMAP_HS=y
+CONFIG_NEW_LEDS=y
+CONFIG_LEDS_GPIO=y
+CONFIG_LEDS_TRIGGERS=y
+CONFIG_LEDS_TRIGGER_TIMER=y
+CONFIG_LEDS_TRIGGER_ONESHOT=y
+CONFIG_LEDS_TRIGGER_HEARTBEAT=y
+CONFIG_LEDS_TRIGGER_BACKLIGHT=y
+CONFIG_LEDS_TRIGGER_CPU=y
+CONFIG_LEDS_TRIGGER_GPIO=y
+CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
CONFIG_RTC_CLASS=y
CONFIG_RTC_DRV_TWL92330=y
CONFIG_RTC_DRV_TWL4030=y
+CONFIG_RTC_DRV_OMAP=y
CONFIG_DMADEVICES=y
CONFIG_DMA_OMAP=y
CONFIG_EXT2_FS=y
diff --git a/arch/arm/kernel/debug.S b/arch/arm/kernel/debug.S
index 6809200..14f7c3b 100644
--- a/arch/arm/kernel/debug.S
+++ b/arch/arm/kernel/debug.S
@@ -100,12 +100,14 @@ ENTRY(printch)
b 1b
ENDPROC(printch)
+#ifdef CONFIG_MMU
ENTRY(debug_ll_addr)
addruart r2, r3, ip
str r2, [r0]
str r3, [r1]
mov pc, lr
ENDPROC(debug_ll_addr)
+#endif
#else
diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S
index 4eee351..486a15a 100644
--- a/arch/arm/kernel/head.S
+++ b/arch/arm/kernel/head.S
@@ -246,6 +246,7 @@ __create_page_tables:
/*
* Then map boot params address in r2 if specified.
+ * We map 2 sections in case the ATAGs/DTB crosses a section boundary.
*/
mov r0, r2, lsr #SECTION_SHIFT
movs r0, r0, lsl #SECTION_SHIFT
@@ -253,6 +254,8 @@ __create_page_tables:
addne r3, r3, #PAGE_OFFSET
addne r3, r4, r3, lsr #(SECTION_SHIFT - PMD_ORDER)
orrne r6, r7, r0
+ strne r6, [r3], #1 << PMD_ORDER
+ addne r6, r6, #1 << SECTION_SHIFT
strne r6, [r3]
#ifdef CONFIG_DEBUG_LL
@@ -331,7 +334,7 @@ ENTRY(secondary_startup)
* as it has already been validated by the primary processor.
*/
#ifdef CONFIG_ARM_VIRT_EXT
- bl __hyp_stub_install
+ bl __hyp_stub_install_secondary
#endif
safe_svcmode_maskall r9
diff --git a/arch/arm/kernel/hyp-stub.S b/arch/arm/kernel/hyp-stub.S
index 65b2417..1315c4c 100644
--- a/arch/arm/kernel/hyp-stub.S
+++ b/arch/arm/kernel/hyp-stub.S
@@ -99,7 +99,7 @@ ENTRY(__hyp_stub_install_secondary)
* immediately.
*/
compare_cpu_mode_with_primary r4, r5, r6, r7
- bxne lr
+ movne pc, lr
/*
* Once we have given up on one CPU, we do not try to install the
@@ -111,7 +111,7 @@ ENTRY(__hyp_stub_install_secondary)
*/
cmp r4, #HYP_MODE
- bxne lr @ give up if the CPU is not in HYP mode
+ movne pc, lr @ give up if the CPU is not in HYP mode
/*
* Configure HSCTLR to set correct exception endianness/instruction set
@@ -120,7 +120,8 @@ ENTRY(__hyp_stub_install_secondary)
* Eventually, CPU-specific code might be needed -- assume not for now
*
* This code relies on the "eret" instruction to synchronize the
- * various coprocessor accesses.
+ * various coprocessor accesses. This is done when we switch to SVC
+ * (see safe_svcmode_maskall).
*/
@ Now install the hypervisor stub:
adr r7, __hyp_stub_vectors
@@ -155,14 +156,7 @@ THUMB( orr r7, #(1 << 30) ) @ HSCTLR.TE
1:
#endif
- bic r7, r4, #MODE_MASK
- orr r7, r7, #SVC_MODE
-THUMB( orr r7, r7, #PSR_T_BIT )
- msr spsr_cxsf, r7 @ This is SPSR_hyp.
-
- __MSR_ELR_HYP(14) @ msr elr_hyp, lr
- __ERET @ return, switching to SVC mode
- @ The boot CPU mode is left in r4.
+ bx lr @ The boot CPU mode is left in r4.
ENDPROC(__hyp_stub_install_secondary)
__hyp_stub_do_trap:
@@ -200,7 +194,7 @@ ENDPROC(__hyp_get_vectors)
@ fall through
ENTRY(__hyp_set_vectors)
__HVC(0)
- bx lr
+ mov pc, lr
ENDPROC(__hyp_set_vectors)
#ifndef ZIMAGE
diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c
index 9ee866c..4b67847 100644
--- a/arch/arm/mach-at91/setup.c
+++ b/arch/arm/mach-at91/setup.c
@@ -105,6 +105,8 @@ static void __init soc_detect(u32 dbgu_base)
switch (socid) {
case ARCH_ID_AT91RM9200:
at91_soc_initdata.type = AT91_SOC_RM9200;
+ if (at91_soc_initdata.subtype == AT91_SOC_SUBTYPE_NONE)
+ at91_soc_initdata.subtype = AT91_SOC_RM9200_BGA;
at91_boot_soc = at91rm9200_soc;
break;
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 3e628fd..0a2349d 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -851,6 +851,7 @@ config SOC_IMX6Q
select HAVE_CAN_FLEXCAN if CAN
select HAVE_IMX_GPC
select HAVE_IMX_MMDC
+ select HAVE_IMX_SRC
select HAVE_SMP
select MFD_SYSCON
select PINCTRL
diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c
index b197aa7..2c570cd 100644
--- a/arch/arm/mach-imx/clk-imx25.c
+++ b/arch/arm/mach-imx/clk-imx25.c
@@ -254,9 +254,9 @@ int __init mx25_clocks_init(void)
clk_register_clkdev(clk[ipg], "ipg", "mxc-ehci.2");
clk_register_clkdev(clk[usbotg_ahb], "ahb", "mxc-ehci.2");
clk_register_clkdev(clk[usb_div], "per", "mxc-ehci.2");
- clk_register_clkdev(clk[ipg], "ipg", "fsl-usb2-udc");
- clk_register_clkdev(clk[usbotg_ahb], "ahb", "fsl-usb2-udc");
- clk_register_clkdev(clk[usb_div], "per", "fsl-usb2-udc");
+ clk_register_clkdev(clk[ipg], "ipg", "imx-udc-mx27");
+ clk_register_clkdev(clk[usbotg_ahb], "ahb", "imx-udc-mx27");
+ clk_register_clkdev(clk[usb_div], "per", "imx-udc-mx27");
clk_register_clkdev(clk[nfc_ipg_per], NULL, "imx25-nand.0");
/* i.mx25 has the i.mx35 type cspi */
clk_register_clkdev(clk[cspi1_ipg], NULL, "imx35-cspi.0");
diff --git a/arch/arm/mach-imx/clk-imx27.c b/arch/arm/mach-imx/clk-imx27.c
index 4c1d1e4..1ffe3b534 100644
--- a/arch/arm/mach-imx/clk-imx27.c
+++ b/arch/arm/mach-imx/clk-imx27.c
@@ -236,9 +236,9 @@ int __init mx27_clocks_init(unsigned long fref)
clk_register_clkdev(clk[lcdc_ahb_gate], "ahb", "imx21-fb.0");
clk_register_clkdev(clk[csi_ahb_gate], "ahb", "imx27-camera.0");
clk_register_clkdev(clk[per4_gate], "per", "imx27-camera.0");
- clk_register_clkdev(clk[usb_div], "per", "fsl-usb2-udc");
- clk_register_clkdev(clk[usb_ipg_gate], "ipg", "fsl-usb2-udc");
- clk_register_clkdev(clk[usb_ahb_gate], "ahb", "fsl-usb2-udc");
+ clk_register_clkdev(clk[usb_div], "per", "imx-udc-mx27");
+ clk_register_clkdev(clk[usb_ipg_gate], "ipg", "imx-udc-mx27");
+ clk_register_clkdev(clk[usb_ahb_gate], "ahb", "imx-udc-mx27");
clk_register_clkdev(clk[usb_div], "per", "mxc-ehci.0");
clk_register_clkdev(clk[usb_ipg_gate], "ipg", "mxc-ehci.0");
clk_register_clkdev(clk[usb_ahb_gate], "ahb", "mxc-ehci.0");
diff --git a/arch/arm/mach-imx/clk-imx31.c b/arch/arm/mach-imx/clk-imx31.c
index 8be64e0..16ccbd4 100644
--- a/arch/arm/mach-imx/clk-imx31.c
+++ b/arch/arm/mach-imx/clk-imx31.c
@@ -139,9 +139,9 @@ int __init mx31_clocks_init(unsigned long fref)
clk_register_clkdev(clk[usb_div_post], "per", "mxc-ehci.2");
clk_register_clkdev(clk[usb_gate], "ahb", "mxc-ehci.2");
clk_register_clkdev(clk[ipg], "ipg", "mxc-ehci.2");
- clk_register_clkdev(clk[usb_div_post], "per", "fsl-usb2-udc");
- clk_register_clkdev(clk[usb_gate], "ahb", "fsl-usb2-udc");
- clk_register_clkdev(clk[ipg], "ipg", "fsl-usb2-udc");
+ clk_register_clkdev(clk[usb_div_post], "per", "imx-udc-mx27");
+ clk_register_clkdev(clk[usb_gate], "ahb", "imx-udc-mx27");
+ clk_register_clkdev(clk[ipg], "ipg", "imx-udc-mx27");
clk_register_clkdev(clk[csi_gate], NULL, "mx3-camera.0");
/* i.mx31 has the i.mx21 type uart */
clk_register_clkdev(clk[uart1_gate], "per", "imx21-uart.0");
diff --git a/arch/arm/mach-imx/clk-imx35.c b/arch/arm/mach-imx/clk-imx35.c
index 66f3d65..f0727e8 100644
--- a/arch/arm/mach-imx/clk-imx35.c
+++ b/arch/arm/mach-imx/clk-imx35.c
@@ -251,9 +251,9 @@ int __init mx35_clocks_init()
clk_register_clkdev(clk[usb_div], "per", "mxc-ehci.2");
clk_register_clkdev(clk[ipg], "ipg", "mxc-ehci.2");
clk_register_clkdev(clk[usbotg_gate], "ahb", "mxc-ehci.2");
- clk_register_clkdev(clk[usb_div], "per", "fsl-usb2-udc");
- clk_register_clkdev(clk[ipg], "ipg", "fsl-usb2-udc");
- clk_register_clkdev(clk[usbotg_gate], "ahb", "fsl-usb2-udc");
+ clk_register_clkdev(clk[usb_div], "per", "imx-udc-mx27");
+ clk_register_clkdev(clk[ipg], "ipg", "imx-udc-mx27");
+ clk_register_clkdev(clk[usbotg_gate], "ahb", "imx-udc-mx27");
clk_register_clkdev(clk[wdog_gate], NULL, "imx2-wdt.0");
clk_register_clkdev(clk[nfc_div], NULL, "imx25-nand.0");
clk_register_clkdev(clk[csi_gate], NULL, "mx3-camera.0");
diff --git a/arch/arm/mach-imx/clk-imx51-imx53.c b/arch/arm/mach-imx/clk-imx51-imx53.c
index 579023f..fb7cb84 100644
--- a/arch/arm/mach-imx/clk-imx51-imx53.c
+++ b/arch/arm/mach-imx/clk-imx51-imx53.c
@@ -269,9 +269,9 @@ static void __init mx5_clocks_common_init(unsigned long rate_ckil,
clk_register_clkdev(clk[usboh3_per_gate], "per", "mxc-ehci.2");
clk_register_clkdev(clk[usboh3_gate], "ipg", "mxc-ehci.2");
clk_register_clkdev(clk[usboh3_gate], "ahb", "mxc-ehci.2");
- clk_register_clkdev(clk[usboh3_per_gate], "per", "fsl-usb2-udc");
- clk_register_clkdev(clk[usboh3_gate], "ipg", "fsl-usb2-udc");
- clk_register_clkdev(clk[usboh3_gate], "ahb", "fsl-usb2-udc");
+ clk_register_clkdev(clk[usboh3_per_gate], "per", "imx-udc-mx51");
+ clk_register_clkdev(clk[usboh3_gate], "ipg", "imx-udc-mx51");
+ clk_register_clkdev(clk[usboh3_gate], "ahb", "imx-udc-mx51");
clk_register_clkdev(clk[nfc_gate], NULL, "imx51-nand");
clk_register_clkdev(clk[ssi1_ipg_gate], NULL, "imx-ssi.0");
clk_register_clkdev(clk[ssi2_ipg_gate], NULL, "imx-ssi.1");
diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c
index 7f2c10c..c0c4e72 100644
--- a/arch/arm/mach-imx/clk-imx6q.c
+++ b/arch/arm/mach-imx/clk-imx6q.c
@@ -436,6 +436,9 @@ int __init mx6q_clocks_init(void)
for (i = 0; i < ARRAY_SIZE(clks_init_on); i++)
clk_prepare_enable(clk[clks_init_on[i]]);
+ /* Set initial power mode */
+ imx6q_set_lpm(WAIT_CLOCKED);
+
np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-gpt");
base = of_iomap(np, 0);
WARN_ON(!base);
diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h
index 7191ab4..fa36fb8 100644
--- a/arch/arm/mach-imx/common.h
+++ b/arch/arm/mach-imx/common.h
@@ -142,6 +142,7 @@ extern int imx6q_set_lpm(enum mxc_cpu_pwr_mode mode);
extern void imx6q_clock_map_io(void);
extern void imx_cpu_die(unsigned int cpu);
+extern int imx_cpu_kill(unsigned int cpu);
#ifdef CONFIG_PM
extern void imx6q_pm_init(void);
diff --git a/arch/arm/mach-imx/devices/devices-common.h b/arch/arm/mach-imx/devices/devices-common.h
index 6277baf..9bd5777 100644
--- a/arch/arm/mach-imx/devices/devices-common.h
+++ b/arch/arm/mach-imx/devices/devices-common.h
@@ -63,6 +63,7 @@ struct platform_device *__init imx_add_flexcan(
#include <linux/fsl_devices.h>
struct imx_fsl_usb2_udc_data {
+ const char *devid;
resource_size_t iobase;
resource_size_t irq;
};
diff --git a/arch/arm/mach-imx/devices/platform-fsl-usb2-udc.c b/arch/arm/mach-imx/devices/platform-fsl-usb2-udc.c
index 37e4439..3c06bd9 100644
--- a/arch/arm/mach-imx/devices/platform-fsl-usb2-udc.c
+++ b/arch/arm/mach-imx/devices/platform-fsl-usb2-udc.c
@@ -11,35 +11,36 @@
#include "../hardware.h"
#include "devices-common.h"
-#define imx_fsl_usb2_udc_data_entry_single(soc) \
+#define imx_fsl_usb2_udc_data_entry_single(soc, _devid) \
{ \
+ .devid = _devid, \
.iobase = soc ## _USB_OTG_BASE_ADDR, \
.irq = soc ## _INT_USB_OTG, \
}
#ifdef CONFIG_SOC_IMX25
const struct imx_fsl_usb2_udc_data imx25_fsl_usb2_udc_data __initconst =
- imx_fsl_usb2_udc_data_entry_single(MX25);
+ imx_fsl_usb2_udc_data_entry_single(MX25, "imx-udc-mx27");
#endif /* ifdef CONFIG_SOC_IMX25 */
#ifdef CONFIG_SOC_IMX27
const struct imx_fsl_usb2_udc_data imx27_fsl_usb2_udc_data __initconst =
- imx_fsl_usb2_udc_data_entry_single(MX27);
+ imx_fsl_usb2_udc_data_entry_single(MX27, "imx-udc-mx27");
#endif /* ifdef CONFIG_SOC_IMX27 */
#ifdef CONFIG_SOC_IMX31
const struct imx_fsl_usb2_udc_data imx31_fsl_usb2_udc_data __initconst =
- imx_fsl_usb2_udc_data_entry_single(MX31);
+ imx_fsl_usb2_udc_data_entry_single(MX31, "imx-udc-mx27");
#endif /* ifdef CONFIG_SOC_IMX31 */
#ifdef CONFIG_SOC_IMX35
const struct imx_fsl_usb2_udc_data imx35_fsl_usb2_udc_data __initconst =
- imx_fsl_usb2_udc_data_entry_single(MX35);
+ imx_fsl_usb2_udc_data_entry_single(MX35, "imx-udc-mx27");
#endif /* ifdef CONFIG_SOC_IMX35 */
#ifdef CONFIG_SOC_IMX51
const struct imx_fsl_usb2_udc_data imx51_fsl_usb2_udc_data __initconst =
- imx_fsl_usb2_udc_data_entry_single(MX51);
+ imx_fsl_usb2_udc_data_entry_single(MX51, "imx-udc-mx51");
#endif
struct platform_device *__init imx_add_fsl_usb2_udc(
@@ -57,7 +58,7 @@ struct platform_device *__init imx_add_fsl_usb2_udc(
.flags = IORESOURCE_IRQ,
},
};
- return imx_add_platform_device_dmamask("fsl-usb2-udc", -1,
+ return imx_add_platform_device_dmamask(data->devid, -1,
res, ARRAY_SIZE(res),
pdata, sizeof(*pdata), DMA_BIT_MASK(32));
}
diff --git a/arch/arm/mach-imx/devices/platform-imx-fb.c b/arch/arm/mach-imx/devices/platform-imx-fb.c
index 10b0ed3..25a47c6 100644
--- a/arch/arm/mach-imx/devices/platform-imx-fb.c
+++ b/arch/arm/mach-imx/devices/platform-imx-fb.c
@@ -54,7 +54,7 @@ struct platform_device *__init imx_add_imx_fb(
.flags = IORESOURCE_IRQ,
},
};
- return imx_add_platform_device_dmamask("imx-fb", 0,
+ return imx_add_platform_device_dmamask(data->devid, 0,
res, ARRAY_SIZE(res),
pdata, sizeof(*pdata), DMA_BIT_MASK(32));
}
diff --git a/arch/arm/mach-imx/hotplug.c b/arch/arm/mach-imx/hotplug.c
index 3dec962..7bc5fe1 100644
--- a/arch/arm/mach-imx/hotplug.c
+++ b/arch/arm/mach-imx/hotplug.c
@@ -46,9 +46,11 @@ static inline void cpu_enter_lowpower(void)
void imx_cpu_die(unsigned int cpu)
{
cpu_enter_lowpower();
- imx_enable_cpu(cpu, false);
+ cpu_do_idle();
+}
- /* spin here until hardware takes it down */
- while (1)
- ;
+int imx_cpu_kill(unsigned int cpu)
+{
+ imx_enable_cpu(cpu, false);
+ return 1;
}
diff --git a/arch/arm/mach-imx/iram_alloc.c b/arch/arm/mach-imx/iram_alloc.c
index 6c80424..e05cf40 100644
--- a/arch/arm/mach-imx/iram_alloc.c
+++ b/arch/arm/mach-imx/iram_alloc.c
@@ -22,8 +22,7 @@
#include <linux/module.h>
#include <linux/spinlock.h>
#include <linux/genalloc.h>
-
-#include "iram.h"
+#include "linux/platform_data/imx-iram.h"
static unsigned long iram_phys_base;
static void __iomem *iram_virt_base;
diff --git a/arch/arm/mach-imx/platsmp.c b/arch/arm/mach-imx/platsmp.c
index 3777b80..66fae88 100644
--- a/arch/arm/mach-imx/platsmp.c
+++ b/arch/arm/mach-imx/platsmp.c
@@ -92,5 +92,6 @@ struct smp_operations imx_smp_ops __initdata = {
.smp_boot_secondary = imx_boot_secondary,
#ifdef CONFIG_HOTPLUG_CPU
.cpu_die = imx_cpu_die,
+ .cpu_kill = imx_cpu_kill,
#endif
};
diff --git a/arch/arm/mach-imx/pm-imx6q.c b/arch/arm/mach-imx/pm-imx6q.c
index a17543d..ee42d20 100644
--- a/arch/arm/mach-imx/pm-imx6q.c
+++ b/arch/arm/mach-imx/pm-imx6q.c
@@ -41,6 +41,7 @@ static int imx6q_pm_enter(suspend_state_t state)
cpu_suspend(0, imx6q_suspend_finish);
imx_smp_prepare();
imx_gpc_post_resume();
+ imx6q_set_lpm(WAIT_CLOCKED);
break;
default:
return -EINVAL;
diff --git a/arch/arm/mach-integrator/pci_v3.c b/arch/arm/mach-integrator/pci_v3.c
index be50e79..e7fcea7 100644
--- a/arch/arm/mach-integrator/pci_v3.c
+++ b/arch/arm/mach-integrator/pci_v3.c
@@ -475,13 +475,12 @@ int __init pci_v3_setup(int nr, struct pci_sys_data *sys)
{
int ret = 0;
+ if (!ap_syscon_base)
+ return -EINVAL;
+
if (nr == 0) {
sys->mem_offset = PHYS_PCI_MEM_BASE;
ret = pci_v3_setup_resources(sys);
- /* Remap the Integrator system controller */
- ap_syscon_base = ioremap(INTEGRATOR_SC_BASE, 0x100);
- if (!ap_syscon_base)
- return -EINVAL;
}
return ret;
@@ -497,6 +496,13 @@ void __init pci_v3_preinit(void)
unsigned int temp;
int ret;
+ /* Remap the Integrator system controller */
+ ap_syscon_base = ioremap(INTEGRATOR_SC_BASE, 0x100);
+ if (!ap_syscon_base) {
+ pr_err("unable to remap the AP syscon for PCIv3\n");
+ return;
+ }
+
pcibios_min_mem = 0x00100000;
/*
diff --git a/arch/arm/mach-kirkwood/board-ns2.c b/arch/arm/mach-kirkwood/board-ns2.c
index 8821720..f4632a8 100644
--- a/arch/arm/mach-kirkwood/board-ns2.c
+++ b/arch/arm/mach-kirkwood/board-ns2.c
@@ -18,47 +18,11 @@
#include <linux/gpio.h>
#include <linux/of.h>
#include "common.h"
-#include "mpp.h"
static struct mv643xx_eth_platform_data ns2_ge00_data = {
.phy_addr = MV643XX_ETH_PHY_ADDR(8),
};
-static unsigned int ns2_mpp_config[] __initdata = {
- MPP0_SPI_SCn,
- MPP1_SPI_MOSI,
- MPP2_SPI_SCK,
- MPP3_SPI_MISO,
- MPP4_NF_IO6,
- MPP5_NF_IO7,
- MPP6_SYSRST_OUTn,
- MPP7_GPO, /* Fan speed (bit 1) */
- MPP8_TW0_SDA,
- MPP9_TW0_SCK,
- MPP10_UART0_TXD,
- MPP11_UART0_RXD,
- MPP12_GPO, /* Red led */
- MPP14_GPIO, /* USB fuse */
- MPP16_GPIO, /* SATA 0 power */
- MPP17_GPIO, /* SATA 1 power */
- MPP18_NF_IO0,
- MPP19_NF_IO1,
- MPP20_SATA1_ACTn,
- MPP21_SATA0_ACTn,
- MPP22_GPIO, /* Fan speed (bit 0) */
- MPP23_GPIO, /* Fan power */
- MPP24_GPIO, /* USB mode select */
- MPP25_GPIO, /* Fan rotation fail */
- MPP26_GPIO, /* USB device vbus */
- MPP28_GPIO, /* USB enable host vbus */
- MPP29_GPIO, /* Blue led (slow register) */
- MPP30_GPIO, /* Blue led (command register) */
- MPP31_GPIO, /* Board power off */
- MPP32_GPIO, /* Power button (0 = Released, 1 = Pushed) */
- MPP33_GPO, /* Fan speed (bit 2) */
- 0
-};
-
#define NS2_GPIO_POWER_OFF 31
static void ns2_power_off(void)
@@ -71,8 +35,6 @@ void __init ns2_init(void)
/*
* Basic setup. Needs to be called early.
*/
- kirkwood_mpp_conf(ns2_mpp_config);
-
if (of_machine_is_compatible("lacie,netspace_lite_v2") ||
of_machine_is_compatible("lacie,netspace_mini_v2"))
ns2_ge00_data.phy_addr = MV643XX_ETH_PHY_ADDR(0);
diff --git a/arch/arm/mach-mvebu/Makefile b/arch/arm/mach-mvebu/Makefile
index 5dcb369..99df4df 100644
--- a/arch/arm/mach-mvebu/Makefile
+++ b/arch/arm/mach-mvebu/Makefile
@@ -1,6 +1,8 @@
ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/$(src)/include \
-I$(srctree)/arch/arm/plat-orion/include
+AFLAGS_coherency_ll.o := -Wa,-march=armv7-a
+
obj-y += system-controller.o
obj-$(CONFIG_MACH_ARMADA_370_XP) += armada-370-xp.o irq-armada-370-xp.o addr-map.o coherency.o coherency_ll.o pmsu.o
obj-$(CONFIG_SMP) += platsmp.o headsmp.o
diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c
index 24d2f2d..ecd3f2a 100644
--- a/arch/arm/mach-omap1/board-nokia770.c
+++ b/arch/arm/mach-omap1/board-nokia770.c
@@ -7,6 +7,7 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
+#include <linux/irq.h>
#include <linux/gpio.h>
#include <linux/kernel.h>
#include <linux/init.h>
@@ -23,6 +24,8 @@
#include <linux/platform_data/keypad-omap.h>
#include <linux/platform_data/lcd-mipid.h>
+#include <linux/platform_data/gpio-omap.h>
+#include <linux/platform_data/i2c-cbus-gpio.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -212,6 +215,45 @@ static inline void nokia770_mmc_init(void)
}
#endif
+#if defined(CONFIG_I2C_CBUS_GPIO) || defined(CONFIG_I2C_CBUS_GPIO_MODULE)
+static struct i2c_cbus_platform_data nokia770_cbus_data = {
+ .clk_gpio = OMAP_MPUIO(9),
+ .dat_gpio = OMAP_MPUIO(10),
+ .sel_gpio = OMAP_MPUIO(11),
+};
+
+static struct platform_device nokia770_cbus_device = {
+ .name = "i2c-cbus-gpio",
+ .id = 2,
+ .dev = {
+ .platform_data = &nokia770_cbus_data,
+ },
+};
+
+static struct i2c_board_info nokia770_i2c_board_info_2[] __initdata = {
+ {
+ I2C_BOARD_INFO("retu-mfd", 0x01),
+ },
+};
+
+static void __init nokia770_cbus_init(void)
+{
+ const int retu_irq_gpio = 62;
+
+ if (gpio_request_one(retu_irq_gpio, GPIOF_IN, "Retu IRQ"))
+ return;
+ irq_set_irq_type(gpio_to_irq(retu_irq_gpio), IRQ_TYPE_EDGE_RISING);
+ nokia770_i2c_board_info_2[0].irq = gpio_to_irq(retu_irq_gpio);
+ i2c_register_board_info(2, nokia770_i2c_board_info_2,
+ ARRAY_SIZE(nokia770_i2c_board_info_2));
+ platform_device_register(&nokia770_cbus_device);
+}
+#else /* CONFIG_I2C_CBUS_GPIO */
+static void __init nokia770_cbus_init(void)
+{
+}
+#endif /* CONFIG_I2C_CBUS_GPIO */
+
static void __init omap_nokia770_init(void)
{
/* On Nokia 770, the SleepX signal is masked with an
@@ -233,6 +275,7 @@ static void __init omap_nokia770_init(void)
mipid_dev_init();
omap1_usb_init(&nokia770_usb_config);
nokia770_mmc_init();
+ nokia770_cbus_init();
}
MACHINE_START(NOKIA770, "Nokia 770")
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 41b581f..d4e4f95 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -165,12 +165,6 @@ config MACH_OMAP_H4
select OMAP_DEBUG_DEVICES
select OMAP_PACKAGE_ZAF
-config MACH_OMAP_APOLLON
- bool "OMAP 2420 Apollon board"
- depends on SOC_OMAP2420
- default y
- select OMAP_PACKAGE_ZAC
-
config MACH_OMAP_2430SDP
bool "OMAP 2430 SDP board"
depends on SOC_OMAP2430
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index 947cafe..0c66759 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -220,7 +220,6 @@ endif
obj-$(CONFIG_MACH_OMAP_GENERIC) += board-generic.o
obj-$(CONFIG_MACH_OMAP_H4) += board-h4.o
obj-$(CONFIG_MACH_OMAP_2430SDP) += board-2430sdp.o
-obj-$(CONFIG_MACH_OMAP_APOLLON) += board-apollon.o
obj-$(CONFIG_MACH_OMAP3_BEAGLE) += board-omap3beagle.o
obj-$(CONFIG_MACH_DEVKIT8000) += board-devkit8000.o
obj-$(CONFIG_MACH_OMAP_LDP) += board-ldp.o
diff --git a/arch/arm/mach-omap2/board-am3517crane.c b/arch/arm/mach-omap2/board-am3517crane.c
index 51b96a1..82805de 100644
--- a/arch/arm/mach-omap2/board-am3517crane.c
+++ b/arch/arm/mach-omap2/board-am3517crane.c
@@ -20,12 +20,18 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/gpio.h>
+#include <linux/mfd/tps65910.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/partitions.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include "common.h"
+#include "common-board-devices.h"
+#include "board-flash.h"
#include "am35xx-emac.h"
#include "mux.h"
@@ -36,6 +42,7 @@
#ifdef CONFIG_OMAP_MUX
static struct omap_board_mux board_mux[] __initdata = {
+ OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
{ .reg_offset = OMAP_MUX_TERMINATOR },
};
#endif
@@ -51,6 +58,54 @@ static struct usbhs_omap_board_data usbhs_bdata __initdata = {
.reset_gpio_port[2] = -EINVAL
};
+static struct mtd_partition crane_nand_partitions[] = {
+ {
+ .name = "X-Loader",
+ .offset = 0,
+ .size = 4 * NAND_BLOCK_SIZE,
+ .mask_flags = MTD_WRITEABLE,
+ },
+ {
+ .name = "U-Boot",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 14 * NAND_BLOCK_SIZE,
+ .mask_flags = MTD_WRITEABLE,
+ },
+ {
+ .name = "U-Boot Env",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 2 * NAND_BLOCK_SIZE,
+ },
+ {
+ .name = "Kernel",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 40 * NAND_BLOCK_SIZE,
+ },
+ {
+ .name = "File System",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static struct tps65910_board tps65910_pdata = {
+ .irq = 7 + OMAP_INTC_START,
+ .en_ck32k_xtal = true,
+};
+
+static struct i2c_board_info __initdata tps65910_board_info[] = {
+ {
+ I2C_BOARD_INFO("tps65910", 0x2d),
+ .platform_data = &tps65910_pdata,
+ },
+};
+
+static void __init am3517_crane_i2c_init(void)
+{
+ omap_register_i2c_bus(1, 2600, tps65910_board_info,
+ ARRAY_SIZE(tps65910_board_info));
+}
+
static void __init am3517_crane_init(void)
{
int ret;
@@ -58,6 +113,10 @@ static void __init am3517_crane_init(void)
omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
omap_serial_init();
omap_sdrc_init(NULL, NULL);
+ board_nand_init(crane_nand_partitions,
+ ARRAY_SIZE(crane_nand_partitions), 0,
+ NAND_BUSWIDTH_16, NULL);
+ am3517_crane_i2c_init();
/* Configure GPIO for EHCI port */
if (omap_mux_init_gpio(GPIO_USB_NRESET, OMAP_PIN_OUTPUT)) {
diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c
deleted file mode 100644
index 5d0a61f..0000000
--- a/arch/arm/mach-omap2/board-apollon.c
+++ /dev/null
@@ -1,342 +0,0 @@
-/*
- * linux/arch/arm/mach-omap2/board-apollon.c
- *
- * Copyright (C) 2005,2006 Samsung Electronics
- * Author: Kyungmin Park <kyungmin.park@samsung.com>
- *
- * Modified from mach-omap/omap2/board-h4.c
- *
- * Code for apollon OMAP2 board. Should work on many OMAP2 systems where
- * the bootloader passes the board-specific data to the kernel.
- * Do not put any board specific code to this file; create a new machine
- * type if you need custom low-level initializations.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/partitions.h>
-#include <linux/mtd/onenand.h>
-#include <linux/delay.h>
-#include <linux/leds.h>
-#include <linux/err.h>
-#include <linux/clk.h>
-#include <linux/smc91x.h>
-#include <linux/gpio.h>
-#include <linux/platform_data/leds-omap.h>
-
-#include <asm/mach-types.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/flash.h>
-
-#include "common.h"
-#include "gpmc.h"
-
-#include <video/omapdss.h>
-#include <video/omap-panel-generic-dpi.h>
-
-#include "mux.h"
-#include "control.h"
-
-/* LED & Switch macros */
-#define LED0_GPIO13 13
-#define LED1_GPIO14 14
-#define LED2_GPIO15 15
-#define SW_ENTER_GPIO16 16
-#define SW_UP_GPIO17 17
-#define SW_DOWN_GPIO58 58
-
-#define APOLLON_FLASH_CS 0
-#define APOLLON_ETH_CS 1
-#define APOLLON_ETHR_GPIO_IRQ 74
-
-static struct mtd_partition apollon_partitions[] = {
- {
- .name = "X-Loader + U-Boot",
- .offset = 0,
- .size = SZ_128K,
- .mask_flags = MTD_WRITEABLE,
- },
- {
- .name = "params",
- .offset = MTDPART_OFS_APPEND,
- .size = SZ_128K,
- },
- {
- .name = "kernel",
- .offset = MTDPART_OFS_APPEND,
- .size = SZ_2M,
- },
- {
- .name = "rootfs",
- .offset = MTDPART_OFS_APPEND,
- .size = SZ_16M,
- },
- {
- .name = "filesystem00",
- .offset = MTDPART_OFS_APPEND,
- .size = SZ_32M,
- },
- {
- .name = "filesystem01",
- .offset = MTDPART_OFS_APPEND,
- .size = MTDPART_SIZ_FULL,
- },
-};
-
-static struct onenand_platform_data apollon_flash_data = {
- .parts = apollon_partitions,
- .nr_parts = ARRAY_SIZE(apollon_partitions),
-};
-
-static struct resource apollon_flash_resource[] = {
- [0] = {
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct platform_device apollon_onenand_device = {
- .name = "onenand-flash",
- .id = -1,
- .dev = {
- .platform_data = &apollon_flash_data,
- },
- .num_resources = ARRAY_SIZE(apollon_flash_resource),
- .resource = apollon_flash_resource,
-};
-
-static void __init apollon_flash_init(void)
-{
- unsigned long base;
-
- if (gpmc_cs_request(APOLLON_FLASH_CS, SZ_128K, &base) < 0) {
- printk(KERN_ERR "Cannot request OneNAND GPMC CS\n");
- return;
- }
- apollon_flash_resource[0].start = base;
- apollon_flash_resource[0].end = base + SZ_128K - 1;
-}
-
-static struct smc91x_platdata appolon_smc91x_info = {
- .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
- .leda = RPC_LED_100_10,
- .ledb = RPC_LED_TX_RX,
-};
-
-static struct resource apollon_smc91x_resources[] = {
- [0] = {
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
- },
-};
-
-static struct platform_device apollon_smc91x_device = {
- .name = "smc91x",
- .id = -1,
- .dev = {
- .platform_data = &appolon_smc91x_info,
- },
- .num_resources = ARRAY_SIZE(apollon_smc91x_resources),
- .resource = apollon_smc91x_resources,
-};
-
-static struct omap_led_config apollon_led_config[] = {
- {
- .cdev = {
- .name = "apollon:led0",
- },
- .gpio = LED0_GPIO13,
- },
- {
- .cdev = {
- .name = "apollon:led1",
- },
- .gpio = LED1_GPIO14,
- },
- {
- .cdev = {
- .name = "apollon:led2",
- },
- .gpio = LED2_GPIO15,
- },
-};
-
-static struct omap_led_platform_data apollon_led_data = {
- .nr_leds = ARRAY_SIZE(apollon_led_config),
- .leds = apollon_led_config,
-};
-
-static struct platform_device apollon_led_device = {
- .name = "omap-led",
- .id = -1,
- .dev = {
- .platform_data = &apollon_led_data,
- },
-};
-
-static struct platform_device *apollon_devices[] __initdata = {
- &apollon_onenand_device,
- &apollon_smc91x_device,
- &apollon_led_device,
-};
-
-static inline void __init apollon_init_smc91x(void)
-{
- unsigned long base;
-
- unsigned int rate;
- struct clk *gpmc_fck;
- int eth_cs;
- int err;
-
- gpmc_fck = clk_get(NULL, "gpmc_fck"); /* Always on ENABLE_ON_INIT */
- if (IS_ERR(gpmc_fck)) {
- WARN_ON(1);
- return;
- }
-
- clk_prepare_enable(gpmc_fck);
- rate = clk_get_rate(gpmc_fck);
-
- eth_cs = APOLLON_ETH_CS;
-
- /* Make sure CS1 timings are correct */
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG1, 0x00011200);
-
- if (rate >= 160000000) {
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f01);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080803);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1c0b1c0a);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4);
- } else if (rate >= 130000000) {
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4);
- } else {/* rate = 100000000 */
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x031A1F1F);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000003C2);
- }
-
- if (gpmc_cs_request(APOLLON_ETH_CS, SZ_16M, &base) < 0) {
- printk(KERN_ERR "Failed to request GPMC CS for smc91x\n");
- goto out;
- }
- apollon_smc91x_resources[0].start = base + 0x300;
- apollon_smc91x_resources[0].end = base + 0x30f;
- udelay(100);
-
- omap_mux_init_gpio(APOLLON_ETHR_GPIO_IRQ, 0);
- err = gpio_request_one(APOLLON_ETHR_GPIO_IRQ, GPIOF_IN, "SMC91x irq");
- if (err) {
- printk(KERN_ERR "Failed to request GPIO%d for smc91x IRQ\n",
- APOLLON_ETHR_GPIO_IRQ);
- gpmc_cs_free(APOLLON_ETH_CS);
- }
-out:
- clk_disable_unprepare(gpmc_fck);
- clk_put(gpmc_fck);
-}
-
-static struct panel_generic_dpi_data apollon_panel_data = {
- .name = "apollon",
-};
-
-static struct omap_dss_device apollon_lcd_device = {
- .name = "lcd",
- .driver_name = "generic_dpi_panel",
- .type = OMAP_DISPLAY_TYPE_DPI,
- .phy.dpi.data_lines = 18,
- .data = &apollon_panel_data,
-};
-
-static struct omap_dss_device *apollon_dss_devices[] = {
- &apollon_lcd_device,
-};
-
-static struct omap_dss_board_info apollon_dss_data = {
- .num_devices = ARRAY_SIZE(apollon_dss_devices),
- .devices = apollon_dss_devices,
- .default_device = &apollon_lcd_device,
-};
-
-static struct gpio apollon_gpio_leds[] __initdata = {
- { LED0_GPIO13, GPIOF_OUT_INIT_LOW, "LED0" }, /* LED0 - AA10 */
- { LED1_GPIO14, GPIOF_OUT_INIT_LOW, "LED1" }, /* LED1 - AA6 */
- { LED2_GPIO15, GPIOF_OUT_INIT_LOW, "LED2" }, /* LED2 - AA4 */
-};
-
-static void __init apollon_led_init(void)
-{
- omap_mux_init_signal("vlynq_clk.gpio_13", 0);
- omap_mux_init_signal("vlynq_rx1.gpio_14", 0);
- omap_mux_init_signal("vlynq_rx0.gpio_15", 0);
-
- gpio_request_array(apollon_gpio_leds, ARRAY_SIZE(apollon_gpio_leds));
-}
-
-#ifdef CONFIG_OMAP_MUX
-static struct omap_board_mux board_mux[] __initdata = {
- { .reg_offset = OMAP_MUX_TERMINATOR },
-};
-#endif
-
-static void __init omap_apollon_init(void)
-{
- u32 v;
-
- omap2420_mux_init(board_mux, OMAP_PACKAGE_ZAC);
-
- apollon_init_smc91x();
- apollon_led_init();
- apollon_flash_init();
-
- /* REVISIT: where's the correct place */
- omap_mux_init_signal("sys_nirq", OMAP_PULL_ENA | OMAP_PULL_UP);
-
- /* LCD PWR_EN */
- omap_mux_init_signal("mcbsp2_dr.gpio_11", OMAP_PULL_ENA | OMAP_PULL_UP);
-
- /* Use Internal loop-back in MMC/SDIO Module Input Clock selection */
- v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
- v |= (1 << 24);
- omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0);
-
- /*
- * Make sure the serial ports are muxed on at this point.
- * You have to mux them off in device drivers later on
- * if not needed.
- */
- apollon_smc91x_resources[1].start = gpio_to_irq(APOLLON_ETHR_GPIO_IRQ);
- apollon_smc91x_resources[1].end = gpio_to_irq(APOLLON_ETHR_GPIO_IRQ);
- platform_add_devices(apollon_devices, ARRAY_SIZE(apollon_devices));
- omap_serial_init();
- omap_sdrc_init(NULL, NULL);
- omap_display_init(&apollon_dss_data);
-}
-
-MACHINE_START(OMAP_APOLLON, "OMAP24xx Apollon")
- /* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */
- .atag_offset = 0x100,
- .reserve = omap_reserve,
- .map_io = omap242x_map_io,
- .init_early = omap2420_init_early,
- .init_irq = omap2_init_irq,
- .handle_irq = omap2_intc_handle_irq,
- .init_machine = omap_apollon_init,
- .init_late = omap2420_init_late,
- .timer = &omap2_timer,
- .restart = omap2xxx_restart,
-MACHINE_END
diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c
index ebbc2ad..792d684 100644
--- a/arch/arm/mach-omap2/board-cm-t3517.c
+++ b/arch/arm/mach-omap2/board-cm-t3517.c
@@ -32,6 +32,7 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
+#include <linux/mmc/host.h>
#include <linux/can/platform/ti_hecc.h>
#include <asm/mach-types.h>
@@ -46,6 +47,7 @@
#include "mux.h"
#include "control.h"
+#include "hsmmc.h"
#include "common-board-devices.h"
#include "am35xx-emac.h"
#include "gpmc-nand.h"
@@ -121,6 +123,26 @@ static void cm_t3517_init_hecc(void)
static inline void cm_t3517_init_hecc(void) {}
#endif
+#if defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE)
+static struct omap2_hsmmc_info cm_t3517_mmc[] = {
+ {
+ .mmc = 1,
+ .caps = MMC_CAP_4_BIT_DATA,
+ .gpio_cd = 144,
+ .gpio_wp = 59,
+ },
+ {
+ .mmc = 2,
+ .caps = MMC_CAP_4_BIT_DATA,
+ .gpio_cd = -EINVAL,
+ .gpio_wp = -EINVAL,
+ },
+ {} /* Terminator */
+};
+#else
+#define cm_t3517_mmc NULL
+#endif
+
#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
#define RTC_IO_GPIO (153)
#define RTC_WR_GPIO (154)
@@ -271,6 +293,10 @@ static struct omap_board_mux board_mux[] __initdata = {
/* CM-T3517 USB HUB nRESET */
OMAP3_MUX(MCBSP4_CLKX, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
+ /* CD - GPIO144 and WP - GPIO59 for MMC1 - SB-T35 */
+ OMAP3_MUX(UART2_CTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
+ OMAP3_MUX(GPMC_CLK, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
+
{ .reg_offset = OMAP_MUX_TERMINATOR },
};
#endif
@@ -286,6 +312,7 @@ static void __init cm_t3517_init(void)
cm_t3517_init_usbh();
cm_t3517_init_hecc();
am35xx_emac_init(AM35XX_DEFAULT_MDIO_FREQUENCY, 1);
+ omap_hsmmc_init(cm_t3517_mmc);
}
MACHINE_START(CM_T3517, "Compulab CM-T3517")
diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c
index 0f24cb8..1921541 100644
--- a/arch/arm/mach-omap2/board-igep0020.c
+++ b/arch/arm/mach-omap2/board-igep0020.c
@@ -300,20 +300,20 @@ static struct omap2_hsmmc_info mmc[] = {
static struct gpio_led igep_gpio_leds[] = {
[0] = {
- .name = "gpio-led:red:d0",
- .default_trigger = "default-off"
+ .name = "omap3:red:user0",
+ .default_state = 0,
},
[1] = {
- .name = "gpio-led:green:d0",
- .default_trigger = "default-off",
+ .name = "omap3:green:boot",
+ .default_state = 1,
},
[2] = {
- .name = "gpio-led:red:d1",
- .default_trigger = "default-off",
+ .name = "omap3:red:user1",
+ .default_state = 0,
},
[3] = {
- .name = "gpio-led:green:d1",
- .default_trigger = "heartbeat",
+ .name = "omap3:green:user1",
+ .default_state = 0,
.gpio = -EINVAL, /* gets replaced */
.active_low = 1,
},
diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c
index 5c8e9ce..769c1fe 100644
--- a/arch/arm/mach-omap2/board-omap4panda.c
+++ b/arch/arm/mach-omap2/board-omap4panda.c
@@ -397,6 +397,12 @@ static struct omap_board_mux board_mux[] __initdata = {
OMAP_PULL_ENA),
OMAP4_MUX(ABE_MCBSP1_FSX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
+ /* UART2 - BT/FM/GPS shared transport */
+ OMAP4_MUX(UART2_CTS, OMAP_PIN_INPUT | OMAP_MUX_MODE0),
+ OMAP4_MUX(UART2_RTS, OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
+ OMAP4_MUX(UART2_RX, OMAP_PIN_INPUT | OMAP_MUX_MODE0),
+ OMAP4_MUX(UART2_TX, OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
+
{ .reg_offset = OMAP_MUX_TERMINATOR },
};
diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c
index cf07e28..07a9ca8 100644
--- a/arch/arm/mach-omap2/board-rx51-peripherals.c
+++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
@@ -162,30 +162,39 @@ static struct tsl2563_platform_data rx51_tsl2563_platform_data = {
#if defined(CONFIG_LEDS_LP5523) || defined(CONFIG_LEDS_LP5523_MODULE)
static struct lp5523_led_config rx51_lp5523_led_config[] = {
{
+ .name = "lp5523:kb1",
.chan_nr = 0,
.led_current = 50,
}, {
+ .name = "lp5523:kb2",
.chan_nr = 1,
.led_current = 50,
}, {
+ .name = "lp5523:kb3",
.chan_nr = 2,
.led_current = 50,
}, {
+ .name = "lp5523:kb4",
.chan_nr = 3,
.led_current = 50,
}, {
+ .name = "lp5523:b",
.chan_nr = 4,
.led_current = 50,
}, {
+ .name = "lp5523:g",
.chan_nr = 5,
.led_current = 50,
}, {
+ .name = "lp5523:r",
.chan_nr = 6,
.led_current = 50,
}, {
+ .name = "lp5523:kb5",
.chan_nr = 7,
.led_current = 50,
}, {
+ .name = "lp5523:kb6",
.chan_nr = 8,
.led_current = 50,
}
@@ -1253,6 +1262,16 @@ static void __init rx51_init_lirc(void)
}
#endif
+static struct platform_device madc_hwmon = {
+ .name = "twl4030_madc_hwmon",
+ .id = -1,
+};
+
+static void __init rx51_init_twl4030_hwmon(void)
+{
+ platform_device_register(&madc_hwmon);
+}
+
void __init rx51_peripherals_init(void)
{
rx51_i2c_init();
@@ -1272,5 +1291,6 @@ void __init rx51_peripherals_init(void)
omap_hsmmc_init(mmc);
rx51_charger_init();
+ rx51_init_twl4030_hwmon();
}
diff --git a/arch/arm/mach-omap2/cclock2420_data.c b/arch/arm/mach-omap2/cclock2420_data.c
index 7e5febe..ab7e952 100644
--- a/arch/arm/mach-omap2/cclock2420_data.c
+++ b/arch/arm/mach-omap2/cclock2420_data.c
@@ -1935,6 +1935,8 @@ int __init omap2420_clk_init(void)
omap2_init_clk_hw_omap_clocks(c->lk.clk);
}
+ omap2xxx_clkt_vps_late_init();
+
omap2_clk_disable_autoidle_all();
omap2_clk_enable_init_clocks(enable_init_clks,
diff --git a/arch/arm/mach-omap2/cclock2430_data.c b/arch/arm/mach-omap2/cclock2430_data.c
index eda079b..eb3dab6 100644
--- a/arch/arm/mach-omap2/cclock2430_data.c
+++ b/arch/arm/mach-omap2/cclock2430_data.c
@@ -2050,6 +2050,8 @@ int __init omap2430_clk_init(void)
omap2_init_clk_hw_omap_clocks(c->lk.clk);
}
+ omap2xxx_clkt_vps_late_init();
+
omap2_clk_disable_autoidle_all();
omap2_clk_enable_init_clocks(enable_init_clks,
diff --git a/arch/arm/mach-omap2/cclock44xx_data.c b/arch/arm/mach-omap2/cclock44xx_data.c
index 5789a5e..a2cc046 100644
--- a/arch/arm/mach-omap2/cclock44xx_data.c
+++ b/arch/arm/mach-omap2/cclock44xx_data.c
@@ -2026,14 +2026,13 @@ int __init omap4xxx_clk_init(void)
* On OMAP4460 the ABE DPLL fails to turn on if in idle low-power
* state when turning the ABE clock domain. Workaround this by
* locking the ABE DPLL on boot.
+ * Lock the ABE DPLL in any case to avoid issues with audio.
*/
- if (cpu_is_omap446x()) {
- rc = clk_set_parent(&abe_dpll_refclk_mux_ck, &sys_32k_ck);
- if (!rc)
- rc = clk_set_rate(&dpll_abe_ck, OMAP4_DPLL_ABE_DEFFREQ);
- if (rc)
- pr_err("%s: failed to configure ABE DPLL!\n", __func__);
- }
+ rc = clk_set_parent(&abe_dpll_refclk_mux_ck, &sys_32k_ck);
+ if (!rc)
+ rc = clk_set_rate(&dpll_abe_ck, OMAP4_DPLL_ABE_DEFFREQ);
+ if (rc)
+ pr_err("%s: failed to configure ABE DPLL!\n", __func__);
return 0;
}
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 5e304d0..626f3ea 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -639,7 +639,7 @@ static int count_ocp2scp_devices(struct omap_ocp2scp_dev *ocp2scp_dev)
return cnt;
}
-static void omap_init_ocp2scp(void)
+static void __init omap_init_ocp2scp(void)
{
struct omap_hwmod *oh;
struct platform_device *pdev;
diff --git a/arch/arm/mach-omap2/drm.c b/arch/arm/mach-omap2/drm.c
index 4c7566c..2a2cfa8 100644
--- a/arch/arm/mach-omap2/drm.c
+++ b/arch/arm/mach-omap2/drm.c
@@ -25,6 +25,7 @@
#include <linux/dma-mapping.h>
#include <linux/platform_data/omap_drm.h>
+#include "soc.h"
#include "omap_device.h"
#include "omap_hwmod.h"
@@ -56,7 +57,7 @@ static int __init omap_init_drm(void)
oh->name);
}
- platform_data.omaprev = GET_OMAP_REVISION();
+ platform_data.omaprev = GET_OMAP_TYPE;
return platform_device_register(&omap_drm_device);
diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
index 8033cb7..609c091 100644
--- a/arch/arm/mach-omap2/gpmc.c
+++ b/arch/arm/mach-omap2/gpmc.c
@@ -783,9 +783,6 @@ static int gpmc_mem_init(void)
* even if we didn't boot from ROM.
*/
boot_rom_space = BOOT_ROM_SPACE;
- /* In apollon the CS0 is mapped as 0x0000 0000 */
- if (machine_is_omap_apollon())
- boot_rom_space = 0;
gpmc_mem_root.start = GPMC_MEM_START + boot_rom_space;
gpmc_mem_root.end = GPMC_MEM_END;
diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index 129d508..793f54a 100644
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -2132,8 +2132,12 @@ static struct omap_hwmod omap44xx_mcpdm_hwmod = {
* currently reset very early during boot, before I2C is
* available, so it doesn't seem that we have any choice in
* the kernel other than to avoid resetting it.
+ *
+ * Also, McPDM needs to be configured to NO_IDLE mode when it
+ * is in used otherwise vital clocks will be gated which
+ * results 'slow motion' audio playback.
*/
- .flags = HWMOD_EXT_OPT_MAIN_CLK,
+ .flags = HWMOD_EXT_OPT_MAIN_CLK | HWMOD_SWSUP_SIDLE,
.mpu_irqs = omap44xx_mcpdm_irqs,
.sdma_reqs = omap44xx_mcpdm_sdma_reqs,
.main_clk = "mcpdm_fck",
diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c
index 691aa67..b8ad6e6 100644
--- a/arch/arm/mach-omap2/timer.c
+++ b/arch/arm/mach-omap2/timer.c
@@ -165,15 +165,11 @@ static struct device_node * __init omap_get_timer_dt(struct of_device_id *match,
struct device_node *np;
for_each_matching_node(np, match) {
- if (!of_device_is_available(np)) {
- of_node_put(np);
+ if (!of_device_is_available(np))
continue;
- }
- if (property && !of_get_property(np, property, NULL)) {
- of_node_put(np);
+ if (property && !of_get_property(np, property, NULL))
continue;
- }
of_add_property(np, &device_disabled);
return np;
diff --git a/arch/arm/mach-s3c64xx/mach-crag6410-module.c b/arch/arm/mach-s3c64xx/mach-crag6410-module.c
index 553059f..755c0bb 100644
--- a/arch/arm/mach-s3c64xx/mach-crag6410-module.c
+++ b/arch/arm/mach-s3c64xx/mach-crag6410-module.c
@@ -47,7 +47,7 @@ static struct spi_board_info wm1253_devs[] = {
.bus_num = 0,
.chip_select = 0,
.mode = SPI_MODE_0,
- .irq = S3C_EINT(5),
+ .irq = S3C_EINT(4),
.controller_data = &wm0010_spi_csinfo,
.platform_data = &wm0010_pdata,
},
diff --git a/arch/arm/mach-s3c64xx/pm.c b/arch/arm/mach-s3c64xx/pm.c
index 7feb426..d2e1a16 100644
--- a/arch/arm/mach-s3c64xx/pm.c
+++ b/arch/arm/mach-s3c64xx/pm.c
@@ -338,8 +338,10 @@ int __init s3c64xx_pm_init(void)
for (i = 0; i < ARRAY_SIZE(s3c64xx_pm_domains); i++)
pm_genpd_init(&s3c64xx_pm_domains[i]->pd, NULL, false);
+#ifdef CONFIG_S3C_DEV_FB
if (dev_get_platdata(&s3c_device_fb.dev))
pm_genpd_add_device(&s3c64xx_pm_f.pd, &s3c_device_fb.dev);
+#endif
return 0;
}
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index 6b2fb87..076c26d 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -774,25 +774,27 @@ static void dma_cache_maint_page(struct page *page, unsigned long offset,
size_t size, enum dma_data_direction dir,
void (*op)(const void *, size_t, int))
{
+ unsigned long pfn;
+ size_t left = size;
+
+ pfn = page_to_pfn(page) + offset / PAGE_SIZE;
+ offset %= PAGE_SIZE;
+
/*
* A single sg entry may refer to multiple physically contiguous
* pages. But we still need to process highmem pages individually.
* If highmem is not configured then the bulk of this loop gets
* optimized out.
*/
- size_t left = size;
do {
size_t len = left;
void *vaddr;
+ page = pfn_to_page(pfn);
+
if (PageHighMem(page)) {
- if (len + offset > PAGE_SIZE) {
- if (offset >= PAGE_SIZE) {
- page += offset / PAGE_SIZE;
- offset %= PAGE_SIZE;
- }
+ if (len + offset > PAGE_SIZE)
len = PAGE_SIZE - offset;
- }
vaddr = kmap_high_get(page);
if (vaddr) {
vaddr += offset;
@@ -809,7 +811,7 @@ static void dma_cache_maint_page(struct page *page, unsigned long offset,
op(vaddr, len, dir);
}
offset = 0;
- page++;
+ pfn++;
left -= len;
} while (left);
}
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 9f06102..ce328c7 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -283,7 +283,7 @@ static struct mem_type mem_types[] = {
},
[MT_MEMORY_SO] = {
.prot_pte = L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_DIRTY |
- L_PTE_MT_UNCACHED,
+ L_PTE_MT_UNCACHED | L_PTE_XN,
.prot_l1 = PMD_TYPE_TABLE,
.prot_sect = PMD_TYPE_SECT | PMD_SECT_AP_WRITE | PMD_SECT_S |
PMD_SECT_UNCACHED | PMD_SECT_XN,
diff --git a/arch/arm/plat-versatile/headsmp.S b/arch/arm/plat-versatile/headsmp.S
index dd703ef..b178d44 100644
--- a/arch/arm/plat-versatile/headsmp.S
+++ b/arch/arm/plat-versatile/headsmp.S
@@ -20,7 +20,7 @@
*/
ENTRY(versatile_secondary_startup)
mrc p15, 0, r0, c0, c0, 5
- and r0, r0, #15
+ bic r0, #0xff000000
adr r4, 1f
ldmia r4, {r5, r6}
sub r4, r4, r5
diff --git a/arch/arm/vfp/entry.S b/arch/arm/vfp/entry.S
index cc926c9..323ce1a 100644
--- a/arch/arm/vfp/entry.S
+++ b/arch/arm/vfp/entry.S
@@ -22,7 +22,7 @@
@ IRQs disabled.
@
ENTRY(do_vfp)
-#ifdef CONFIG_PREEMPT
+#ifdef CONFIG_PREEMPT_COUNT
ldr r4, [r10, #TI_PREEMPT] @ get preempt count
add r11, r4, #1 @ increment it
str r11, [r10, #TI_PREEMPT]
@@ -35,7 +35,7 @@ ENTRY(do_vfp)
ENDPROC(do_vfp)
ENTRY(vfp_null_entry)
-#ifdef CONFIG_PREEMPT
+#ifdef CONFIG_PREEMPT_COUNT
get_thread_info r10
ldr r4, [r10, #TI_PREEMPT] @ get preempt count
sub r11, r4, #1 @ decrement it
@@ -53,7 +53,7 @@ ENDPROC(vfp_null_entry)
__INIT
ENTRY(vfp_testing_entry)
-#ifdef CONFIG_PREEMPT
+#ifdef CONFIG_PREEMPT_COUNT
get_thread_info r10
ldr r4, [r10, #TI_PREEMPT] @ get preempt count
sub r11, r4, #1 @ decrement it
diff --git a/arch/arm/vfp/vfphw.S b/arch/arm/vfp/vfphw.S
index ea0349f..dd5e56f 100644
--- a/arch/arm/vfp/vfphw.S
+++ b/arch/arm/vfp/vfphw.S
@@ -168,7 +168,7 @@ vfp_hw_state_valid:
@ else it's one 32-bit instruction, so
@ always subtract 4 from the following
@ instruction address.
-#ifdef CONFIG_PREEMPT
+#ifdef CONFIG_PREEMPT_COUNT
get_thread_info r10
ldr r4, [r10, #TI_PREEMPT] @ get preempt count
sub r11, r4, #1 @ decrement it
@@ -192,7 +192,7 @@ look_for_VFP_exceptions:
@ not recognised by VFP
DBGSTR "not VFP"
-#ifdef CONFIG_PREEMPT
+#ifdef CONFIG_PREEMPT_COUNT
get_thread_info r10
ldr r4, [r10, #TI_PREEMPT] @ get preempt count
sub r11, r4, #1 @ decrement it
diff --git a/arch/arm64/include/asm/elf.h b/arch/arm64/include/asm/elf.h
index 07fea29..fe32c0e 100644
--- a/arch/arm64/include/asm/elf.h
+++ b/arch/arm64/include/asm/elf.h
@@ -26,7 +26,10 @@
typedef unsigned long elf_greg_t;
-#define ELF_NGREG (sizeof (struct pt_regs) / sizeof(elf_greg_t))
+#define ELF_NGREG (sizeof(struct user_pt_regs) / sizeof(elf_greg_t))
+#define ELF_CORE_COPY_REGS(dest, regs) \
+ *(struct user_pt_regs *)&(dest) = (regs)->user_regs;
+
typedef elf_greg_t elf_gregset_t[ELF_NGREG];
typedef struct user_fpsimd_state elf_fpregset_t;
diff --git a/arch/ia64/kernel/ptrace.c b/arch/ia64/kernel/ptrace.c
index 4265ff6..b7a5fff 100644
--- a/arch/ia64/kernel/ptrace.c
+++ b/arch/ia64/kernel/ptrace.c
@@ -672,33 +672,6 @@ ptrace_attach_sync_user_rbs (struct task_struct *child)
read_unlock(&tasklist_lock);
}
-static inline int
-thread_matches (struct task_struct *thread, unsigned long addr)
-{
- unsigned long thread_rbs_end;
- struct pt_regs *thread_regs;
-
- if (ptrace_check_attach(thread, 0) < 0)
- /*
- * If the thread is not in an attachable state, we'll
- * ignore it. The net effect is that if ADDR happens
- * to overlap with the portion of the thread's
- * register backing store that is currently residing
- * on the thread's kernel stack, then ptrace() may end
- * up accessing a stale value. But if the thread
- * isn't stopped, that's a problem anyhow, so we're
- * doing as well as we can...
- */
- return 0;
-
- thread_regs = task_pt_regs(thread);
- thread_rbs_end = ia64_get_user_rbs_end(thread, thread_regs, NULL);
- if (!on_kernel_rbs(addr, thread_regs->ar_bspstore, thread_rbs_end))
- return 0;
-
- return 1; /* looks like we've got a winner */
-}
-
/*
* Write f32-f127 back to task->thread.fph if it has been modified.
*/
diff --git a/arch/m68k/include/asm/dma-mapping.h b/arch/m68k/include/asm/dma-mapping.h
index 17f7a45..3e6b844 100644
--- a/arch/m68k/include/asm/dma-mapping.h
+++ b/arch/m68k/include/asm/dma-mapping.h
@@ -21,6 +21,22 @@ extern void *dma_alloc_coherent(struct device *, size_t,
extern void dma_free_coherent(struct device *, size_t,
void *, dma_addr_t);
+static inline void *dma_alloc_attrs(struct device *dev, size_t size,
+ dma_addr_t *dma_handle, gfp_t flag,
+ struct dma_attrs *attrs)
+{
+ /* attrs is not supported and ignored */
+ return dma_alloc_coherent(dev, size, dma_handle, flag);
+}
+
+static inline void dma_free_attrs(struct device *dev, size_t size,
+ void *cpu_addr, dma_addr_t dma_handle,
+ struct dma_attrs *attrs)
+{
+ /* attrs is not supported and ignored */
+ dma_free_coherent(dev, size, cpu_addr, dma_handle);
+}
+
static inline void *dma_alloc_noncoherent(struct device *dev, size_t size,
dma_addr_t *handle, gfp_t flag)
{
diff --git a/arch/m68k/include/asm/pgtable_no.h b/arch/m68k/include/asm/pgtable_no.h
index bf86b29..037028f 100644
--- a/arch/m68k/include/asm/pgtable_no.h
+++ b/arch/m68k/include/asm/pgtable_no.h
@@ -64,6 +64,8 @@ extern unsigned int kobjsize(const void *objp);
*/
#define VMALLOC_START 0
#define VMALLOC_END 0xffffffff
+#define KMAP_START 0
+#define KMAP_END 0xffffffff
#include <asm-generic/pgtable.h>
diff --git a/arch/m68k/include/asm/unistd.h b/arch/m68k/include/asm/unistd.h
index 847994c..f9337f6 100644
--- a/arch/m68k/include/asm/unistd.h
+++ b/arch/m68k/include/asm/unistd.h
@@ -4,7 +4,7 @@
#include <uapi/asm/unistd.h>
-#define NR_syscalls 348
+#define NR_syscalls 349
#define __ARCH_WANT_OLD_READDIR
#define __ARCH_WANT_OLD_STAT
diff --git a/arch/m68k/include/uapi/asm/unistd.h b/arch/m68k/include/uapi/asm/unistd.h
index b94bfbf..625f321 100644
--- a/arch/m68k/include/uapi/asm/unistd.h
+++ b/arch/m68k/include/uapi/asm/unistd.h
@@ -353,5 +353,6 @@
#define __NR_process_vm_readv 345
#define __NR_process_vm_writev 346
#define __NR_kcmp 347
+#define __NR_finit_module 348
#endif /* _UAPI_ASM_M68K_UNISTD_H_ */
diff --git a/arch/m68k/kernel/syscalltable.S b/arch/m68k/kernel/syscalltable.S
index c30da5b..3f04ea0 100644
--- a/arch/m68k/kernel/syscalltable.S
+++ b/arch/m68k/kernel/syscalltable.S
@@ -368,4 +368,5 @@ ENTRY(sys_call_table)
.long sys_process_vm_readv /* 345 */
.long sys_process_vm_writev
.long sys_kcmp
+ .long sys_finit_module
diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c
index f0e05bc..afd8106f 100644
--- a/arch/m68k/mm/init.c
+++ b/arch/m68k/mm/init.c
@@ -39,6 +39,11 @@
void *empty_zero_page;
EXPORT_SYMBOL(empty_zero_page);
+#if !defined(CONFIG_SUN3) && !defined(CONFIG_COLDFIRE)
+extern void init_pointer_table(unsigned long ptable);
+extern pmd_t *zero_pgtable;
+#endif
+
#ifdef CONFIG_MMU
pg_data_t pg_data_map[MAX_NUMNODES];
@@ -69,9 +74,6 @@ void __init m68k_setup_node(int node)
node_set_online(node);
}
-extern void init_pointer_table(unsigned long ptable);
-extern pmd_t *zero_pgtable;
-
#else /* CONFIG_MMU */
/*
diff --git a/arch/mips/bcm47xx/Kconfig b/arch/mips/bcm47xx/Kconfig
index d7af29f..ba61192 100644
--- a/arch/mips/bcm47xx/Kconfig
+++ b/arch/mips/bcm47xx/Kconfig
@@ -8,8 +8,10 @@ config BCM47XX_SSB
select SSB_DRIVER_EXTIF
select SSB_EMBEDDED
select SSB_B43_PCI_BRIDGE if PCI
+ select SSB_DRIVER_PCICORE if PCI
select SSB_PCICORE_HOSTMODE if PCI
select SSB_DRIVER_GPIO
+ select GPIOLIB
default y
help
Add support for old Broadcom BCM47xx boards with Sonics Silicon Backplane support.
@@ -25,6 +27,7 @@ config BCM47XX_BCMA
select BCMA_HOST_PCI if PCI
select BCMA_DRIVER_PCI_HOSTMODE if PCI
select BCMA_DRIVER_GPIO
+ select GPIOLIB
default y
help
Add support for new Broadcom BCM47xx boards with Broadcom specific Advanced Microcontroller Bus.
diff --git a/arch/mips/cavium-octeon/executive/cvmx-l2c.c b/arch/mips/cavium-octeon/executive/cvmx-l2c.c
index 9f883bf..33b7214 100644
--- a/arch/mips/cavium-octeon/executive/cvmx-l2c.c
+++ b/arch/mips/cavium-octeon/executive/cvmx-l2c.c
@@ -30,6 +30,7 @@
* measurement, and debugging facilities.
*/
+#include <linux/compiler.h>
#include <linux/irqflags.h>
#include <asm/octeon/cvmx.h>
#include <asm/octeon/cvmx-l2c.h>
@@ -285,22 +286,22 @@ uint64_t cvmx_l2c_read_perf(uint32_t counter)
*/
static void fault_in(uint64_t addr, int len)
{
- volatile char *ptr;
- volatile char dummy;
+ char *ptr;
+
/*
* Adjust addr and length so we get all cache lines even for
* small ranges spanning two cache lines.
*/
len += addr & CVMX_CACHE_LINE_MASK;
addr &= ~CVMX_CACHE_LINE_MASK;
- ptr = (volatile char *)cvmx_phys_to_ptr(addr);
+ ptr = cvmx_phys_to_ptr(addr);
/*
* Invalidate L1 cache to make sure all loads result in data
* being in L2.
*/
CVMX_DCACHE_INVALIDATE;
while (len > 0) {
- dummy += *ptr;
+ ACCESS_ONCE(*ptr);
len -= CVMX_CACHE_LINE_SIZE;
ptr += CVMX_CACHE_LINE_SIZE;
}
diff --git a/arch/mips/include/asm/dsp.h b/arch/mips/include/asm/dsp.h
index e9bfc08..7bfad05 100644
--- a/arch/mips/include/asm/dsp.h
+++ b/arch/mips/include/asm/dsp.h
@@ -16,7 +16,7 @@
#include <asm/mipsregs.h>
#define DSP_DEFAULT 0x00000000
-#define DSP_MASK 0x3ff
+#define DSP_MASK 0x3f
#define __enable_dsp_hazard() \
do { \
diff --git a/arch/mips/include/asm/inst.h b/arch/mips/include/asm/inst.h
index ab84064..33c34adb 100644
--- a/arch/mips/include/asm/inst.h
+++ b/arch/mips/include/asm/inst.h
@@ -353,6 +353,7 @@ union mips_instruction {
struct u_format u_format;
struct c_format c_format;
struct r_format r_format;
+ struct p_format p_format;
struct f_format f_format;
struct ma_format ma_format;
struct b_format b_format;
diff --git a/arch/mips/include/asm/mach-pnx833x/war.h b/arch/mips/include/asm/mach-pnx833x/war.h
index edaa06d..e410df4 100644
--- a/arch/mips/include/asm/mach-pnx833x/war.h
+++ b/arch/mips/include/asm/mach-pnx833x/war.h
@@ -21,4 +21,4 @@
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0
-#endif /* __ASM_MIPS_MACH_PNX8550_WAR_H */
+#endif /* __ASM_MIPS_MACH_PNX833X_WAR_H */
diff --git a/arch/mips/include/asm/pgtable-64.h b/arch/mips/include/asm/pgtable-64.h
index c631910..013d5f7 100644
--- a/arch/mips/include/asm/pgtable-64.h
+++ b/arch/mips/include/asm/pgtable-64.h
@@ -230,6 +230,7 @@ static inline void pud_clear(pud_t *pudp)
#else
#define pte_pfn(x) ((unsigned long)((x).pte >> _PFN_SHIFT))
#define pfn_pte(pfn, prot) __pte(((pfn) << _PFN_SHIFT) | pgprot_val(prot))
+#define pfn_pmd(pfn, prot) __pmd(((pfn) << _PFN_SHIFT) | pgprot_val(prot))
#endif
#define __pgd_offset(address) pgd_index(address)
diff --git a/arch/mips/include/uapi/asm/Kbuild b/arch/mips/include/uapi/asm/Kbuild
index a1a0452..77d4fb3 100644
--- a/arch/mips/include/uapi/asm/Kbuild
+++ b/arch/mips/include/uapi/asm/Kbuild
@@ -3,6 +3,7 @@ include include/uapi/asm-generic/Kbuild.asm
header-y += auxvec.h
header-y += bitsperlong.h
+header-y += break.h
header-y += byteorder.h
header-y += cachectl.h
header-y += errno.h
diff --git a/arch/mips/include/asm/break.h b/arch/mips/include/uapi/asm/break.h
index 9161e68..9161e68 100644
--- a/arch/mips/include/asm/break.h
+++ b/arch/mips/include/uapi/asm/break.h
diff --git a/arch/mips/kernel/ftrace.c b/arch/mips/kernel/ftrace.c
index 6a2d758..83fa146 100644
--- a/arch/mips/kernel/ftrace.c
+++ b/arch/mips/kernel/ftrace.c
@@ -25,6 +25,12 @@
#define MCOUNT_OFFSET_INSNS 4
#endif
+/* Arch override because MIPS doesn't need to run this from stop_machine() */
+void arch_ftrace_update_code(int command)
+{
+ ftrace_modify_all_code(command);
+}
+
/*
* Check if the address is in kernel space
*
@@ -89,6 +95,24 @@ static int ftrace_modify_code(unsigned long ip, unsigned int new_code)
return 0;
}
+#ifndef CONFIG_64BIT
+static int ftrace_modify_code_2(unsigned long ip, unsigned int new_code1,
+ unsigned int new_code2)
+{
+ int faulted;
+
+ safe_store_code(new_code1, ip, faulted);
+ if (unlikely(faulted))
+ return -EFAULT;
+ ip += 4;
+ safe_store_code(new_code2, ip, faulted);
+ if (unlikely(faulted))
+ return -EFAULT;
+ flush_icache_range(ip, ip + 8); /* original ip + 12 */
+ return 0;
+}
+#endif
+
/*
* The details about the calling site of mcount on MIPS
*
@@ -131,8 +155,18 @@ int ftrace_make_nop(struct module *mod,
* needed.
*/
new = in_kernel_space(ip) ? INSN_NOP : INSN_B_1F;
-
+#ifdef CONFIG_64BIT
return ftrace_modify_code(ip, new);
+#else
+ /*
+ * On 32 bit MIPS platforms, gcc adds a stack adjust
+ * instruction in the delay slot after the branch to
+ * mcount and expects mcount to restore the sp on return.
+ * This is based on a legacy API and does nothing but
+ * waste instructions so it's being removed at runtime.
+ */
+ return ftrace_modify_code_2(ip, new, INSN_NOP);
+#endif
}
int ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr)
diff --git a/arch/mips/kernel/mcount.S b/arch/mips/kernel/mcount.S
index 4c968e7..1658676 100644
--- a/arch/mips/kernel/mcount.S
+++ b/arch/mips/kernel/mcount.S
@@ -46,9 +46,8 @@
PTR_L a5, PT_R9(sp)
PTR_L a6, PT_R10(sp)
PTR_L a7, PT_R11(sp)
- PTR_ADDIU sp, PT_SIZE
#else
- PTR_ADDIU sp, (PT_SIZE + 8)
+ PTR_ADDIU sp, PT_SIZE
#endif
.endm
@@ -69,7 +68,9 @@ NESTED(ftrace_caller, PT_SIZE, ra)
.globl _mcount
_mcount:
b ftrace_stub
- nop
+ addiu sp,sp,8
+
+ /* When tracing is activated, it calls ftrace_caller+8 (aka here) */
lw t1, function_trace_stop
bnez t1, ftrace_stub
nop
diff --git a/arch/mips/kernel/vpe.c b/arch/mips/kernel/vpe.c
index eec690a..147cec1 100644
--- a/arch/mips/kernel/vpe.c
+++ b/arch/mips/kernel/vpe.c
@@ -705,7 +705,7 @@ static int vpe_run(struct vpe * v)
printk(KERN_WARNING
"VPE loader: TC %d is already in use.\n",
- t->index);
+ v->tc->index);
return -ENOEXEC;
}
} else {
diff --git a/arch/mips/lantiq/irq.c b/arch/mips/lantiq/irq.c
index f36acd1..a7935bf 100644
--- a/arch/mips/lantiq/irq.c
+++ b/arch/mips/lantiq/irq.c
@@ -408,7 +408,7 @@ int __init icu_of_init(struct device_node *node, struct device_node *parent)
#endif
/* tell oprofile which irq to use */
- cp0_perfcount_irq = LTQ_PERF_IRQ;
+ cp0_perfcount_irq = irq_create_mapping(ltq_domain, LTQ_PERF_IRQ);
/*
* if the timer irq is not one of the mips irqs we need to
diff --git a/arch/mips/lib/delay.c b/arch/mips/lib/delay.c
index dc81ca8..288f795 100644
--- a/arch/mips/lib/delay.c
+++ b/arch/mips/lib/delay.c
@@ -21,7 +21,7 @@ void __delay(unsigned long loops)
" .set noreorder \n"
" .align 3 \n"
"1: bnez %0, 1b \n"
-#if __SIZEOF_LONG__ == 4
+#if BITS_PER_LONG == 32
" subu %0, 1 \n"
#else
" dsubu %0, 1 \n"
diff --git a/arch/mips/mm/ioremap.c b/arch/mips/mm/ioremap.c
index 7657fd2..cacfd31 100644
--- a/arch/mips/mm/ioremap.c
+++ b/arch/mips/mm/ioremap.c
@@ -190,9 +190,3 @@ void __iounmap(const volatile void __iomem *addr)
EXPORT_SYMBOL(__ioremap);
EXPORT_SYMBOL(__iounmap);
-
-int __virt_addr_valid(const volatile void *kaddr)
-{
- return pfn_valid(PFN_DOWN(virt_to_phys(kaddr)));
-}
-EXPORT_SYMBOL_GPL(__virt_addr_valid);
diff --git a/arch/mips/mm/mmap.c b/arch/mips/mm/mmap.c
index d9be754..7e5fe27 100644
--- a/arch/mips/mm/mmap.c
+++ b/arch/mips/mm/mmap.c
@@ -192,3 +192,9 @@ unsigned long arch_randomize_brk(struct mm_struct *mm)
return ret;
}
+
+int __virt_addr_valid(const volatile void *kaddr)
+{
+ return pfn_valid(PFN_DOWN(virt_to_phys(kaddr)));
+}
+EXPORT_SYMBOL_GPL(__virt_addr_valid);
diff --git a/arch/mips/netlogic/xlr/setup.c b/arch/mips/netlogic/xlr/setup.c
index 4e7f49d..c5ce699 100644
--- a/arch/mips/netlogic/xlr/setup.c
+++ b/arch/mips/netlogic/xlr/setup.c
@@ -193,8 +193,11 @@ static void nlm_init_node(void)
void __init prom_init(void)
{
- int i, *argv, *envp; /* passed as 32 bit ptrs */
+ int *argv, *envp; /* passed as 32 bit ptrs */
struct psb_info *prom_infop;
+#ifdef CONFIG_SMP
+ int i;
+#endif
/* truncate to 32 bit and sign extend all args */
argv = (int *)(long)(int)fw_arg1;
diff --git a/arch/mips/pci/pci-ar71xx.c b/arch/mips/pci/pci-ar71xx.c
index 1552522..6eaa4f2 100644
--- a/arch/mips/pci/pci-ar71xx.c
+++ b/arch/mips/pci/pci-ar71xx.c
@@ -24,7 +24,7 @@
#include <asm/mach-ath79/pci.h>
#define AR71XX_PCI_MEM_BASE 0x10000000
-#define AR71XX_PCI_MEM_SIZE 0x08000000
+#define AR71XX_PCI_MEM_SIZE 0x07000000
#define AR71XX_PCI_WIN0_OFFS 0x10000000
#define AR71XX_PCI_WIN1_OFFS 0x11000000
diff --git a/arch/mips/pci/pci-ar724x.c b/arch/mips/pci/pci-ar724x.c
index 86d77a6..c11c75b 100644
--- a/arch/mips/pci/pci-ar724x.c
+++ b/arch/mips/pci/pci-ar724x.c
@@ -21,7 +21,7 @@
#define AR724X_PCI_CTRL_SIZE 0x100
#define AR724X_PCI_MEM_BASE 0x10000000
-#define AR724X_PCI_MEM_SIZE 0x08000000
+#define AR724X_PCI_MEM_SIZE 0x04000000
#define AR724X_PCI_REG_RESET 0x18
#define AR724X_PCI_REG_INT_STATUS 0x4c
diff --git a/arch/parisc/kernel/entry.S b/arch/parisc/kernel/entry.S
index bfb4424..eb7850b 100644
--- a/arch/parisc/kernel/entry.S
+++ b/arch/parisc/kernel/entry.S
@@ -1865,7 +1865,7 @@ syscall_restore:
/* Are we being ptraced? */
ldw TASK_FLAGS(%r1),%r19
- ldi (_TIF_SINGLESTEP|_TIF_BLOCKSTEP),%r2
+ ldi _TIF_SYSCALL_TRACE_MASK,%r2
and,COND(=) %r19,%r2,%r0
b,n syscall_restore_rfi
@@ -1978,15 +1978,23 @@ syscall_restore_rfi:
/* sr2 should be set to zero for userspace syscalls */
STREG %r0,TASK_PT_SR2(%r1)
-pt_regs_ok:
LDREG TASK_PT_GR31(%r1),%r2
- depi 3,31,2,%r2 /* ensure return to user mode. */
- STREG %r2,TASK_PT_IAOQ0(%r1)
+ depi 3,31,2,%r2 /* ensure return to user mode. */
+ STREG %r2,TASK_PT_IAOQ0(%r1)
ldo 4(%r2),%r2
STREG %r2,TASK_PT_IAOQ1(%r1)
+ b intr_restore
copy %r25,%r16
+
+pt_regs_ok:
+ LDREG TASK_PT_IAOQ0(%r1),%r2
+ depi 3,31,2,%r2 /* ensure return to user mode. */
+ STREG %r2,TASK_PT_IAOQ0(%r1)
+ LDREG TASK_PT_IAOQ1(%r1),%r2
+ depi 3,31,2,%r2
+ STREG %r2,TASK_PT_IAOQ1(%r1)
b intr_restore
- nop
+ copy %r25,%r16
.import schedule,code
syscall_do_resched:
diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c
index c0b1aff..0299d63 100644
--- a/arch/parisc/kernel/irq.c
+++ b/arch/parisc/kernel/irq.c
@@ -410,11 +410,13 @@ void __init init_IRQ(void)
{
local_irq_disable(); /* PARANOID - should already be disabled */
mtctl(~0UL, 23); /* EIRR : clear all pending external intr */
- claim_cpu_irqs();
#ifdef CONFIG_SMP
- if (!cpu_eiem)
+ if (!cpu_eiem) {
+ claim_cpu_irqs();
cpu_eiem = EIEM_MASK(IPI_IRQ) | EIEM_MASK(TIMER_IRQ);
+ }
#else
+ claim_cpu_irqs();
cpu_eiem = EIEM_MASK(TIMER_IRQ);
#endif
set_eiem(cpu_eiem); /* EIEM : enable all external intr */
diff --git a/arch/parisc/kernel/ptrace.c b/arch/parisc/kernel/ptrace.c
index 857c2f5..534abd4 100644
--- a/arch/parisc/kernel/ptrace.c
+++ b/arch/parisc/kernel/ptrace.c
@@ -26,7 +26,7 @@
#include <asm/asm-offsets.h>
/* PSW bits we allow the debugger to modify */
-#define USER_PSW_BITS (PSW_N | PSW_V | PSW_CB)
+#define USER_PSW_BITS (PSW_N | PSW_B | PSW_V | PSW_CB)
/*
* Called by kernel/ptrace.c when detaching..
diff --git a/arch/parisc/kernel/signal.c b/arch/parisc/kernel/signal.c
index 5379969..fd05170 100644
--- a/arch/parisc/kernel/signal.c
+++ b/arch/parisc/kernel/signal.c
@@ -190,8 +190,10 @@ get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size)
DBG(1,"get_sigframe: ka = %#lx, sp = %#lx, frame_size = %#lx\n",
(unsigned long)ka, sp, frame_size);
+ /* Align alternate stack and reserve 64 bytes for the signal
+ handler's frame marker. */
if ((ka->sa.sa_flags & SA_ONSTACK) != 0 && ! sas_ss_flags(sp))
- sp = current->sas_ss_sp; /* Stacks grow up! */
+ sp = (current->sas_ss_sp + 0x7f) & ~0x3f; /* Stacks grow up! */
DBG(1,"get_sigframe: Returning sp = %#lx\n", (unsigned long)sp);
return (void __user *) sp; /* Stacks grow up. Fun. */
diff --git a/arch/parisc/math-emu/cnv_float.h b/arch/parisc/math-emu/cnv_float.h
index 9071e09..933423f 100644
--- a/arch/parisc/math-emu/cnv_float.h
+++ b/arch/parisc/math-emu/cnv_float.h
@@ -347,16 +347,15 @@
Sgl_isinexact_to_fix(sgl_value,exponent)
#define Duint_from_sgl_mantissa(sgl_value,exponent,dresultA,dresultB) \
- {Sall(sgl_value) <<= SGL_EXP_LENGTH; /* left-justify */ \
+ {unsigned int val = Sall(sgl_value) << SGL_EXP_LENGTH; \
if (exponent <= 31) { \
- Dintp1(dresultA) = 0; \
- Dintp2(dresultB) = (unsigned)Sall(sgl_value) >> (31 - exponent); \
+ Dintp1(dresultA) = 0; \
+ Dintp2(dresultB) = val >> (31 - exponent); \
} \
else { \
- Dintp1(dresultA) = Sall(sgl_value) >> (63 - exponent); \
- Dintp2(dresultB) = Sall(sgl_value) << (exponent - 31); \
+ Dintp1(dresultA) = val >> (63 - exponent); \
+ Dintp2(dresultB) = exponent <= 62 ? val << (exponent - 31) : 0; \
} \
- Sall(sgl_value) >>= SGL_EXP_LENGTH; /* return to original */ \
}
#define Duint_setzero(dresultA,dresultB) \
diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S
index d22e73e..e514de5 100644
--- a/arch/powerpc/kernel/entry_32.S
+++ b/arch/powerpc/kernel/entry_32.S
@@ -439,6 +439,8 @@ ret_from_fork:
ret_from_kernel_thread:
REST_NVGPRS(r1)
bl schedule_tail
+ li r3,0
+ stw r3,0(r1)
mtlr r14
mr r3,r15
PPC440EP_ERR42
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index b310a05..3d990d3 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -664,6 +664,19 @@ resume_kernel:
ld r4,TI_FLAGS(r9)
andi. r0,r4,_TIF_NEED_RESCHED
bne 1b
+
+ /*
+ * arch_local_irq_restore() from preempt_schedule_irq above may
+ * enable hard interrupt but we really should disable interrupts
+ * when we return from the interrupt, and so that we don't get
+ * interrupted after loading SRR0/1.
+ */
+#ifdef CONFIG_PPC_BOOK3E
+ wrteei 0
+#else
+ ld r10,PACAKMSR(r13) /* Get kernel MSR without EE */
+ mtmsrd r10,1 /* Update machine state */
+#endif /* CONFIG_PPC_BOOK3E */
#endif /* CONFIG_PREEMPT */
.globl fast_exc_return_irq
diff --git a/arch/powerpc/kernel/kgdb.c b/arch/powerpc/kernel/kgdb.c
index c470a40..a7bc752 100644
--- a/arch/powerpc/kernel/kgdb.c
+++ b/arch/powerpc/kernel/kgdb.c
@@ -154,12 +154,12 @@ static int kgdb_handle_breakpoint(struct pt_regs *regs)
static int kgdb_singlestep(struct pt_regs *regs)
{
struct thread_info *thread_info, *exception_thread_info;
- struct thread_info *backup_current_thread_info = \
- (struct thread_info *)kmalloc(sizeof(struct thread_info), GFP_KERNEL);
+ struct thread_info *backup_current_thread_info;
if (user_mode(regs))
return 0;
+ backup_current_thread_info = (struct thread_info *)kmalloc(sizeof(struct thread_info), GFP_KERNEL);
/*
* On Book E and perhaps other processors, singlestep is handled on
* the critical exception stack. This causes current_thread_info()
@@ -185,6 +185,7 @@ static int kgdb_singlestep(struct pt_regs *regs)
/* Restore current_thread_info lastly. */
memcpy(exception_thread_info, backup_current_thread_info, sizeof *thread_info);
+ kfree(backup_current_thread_info);
return 1;
}
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 6f6b1cc..127361e 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -494,10 +494,15 @@ void timer_interrupt(struct pt_regs * regs)
set_dec(DECREMENTER_MAX);
/* Some implementations of hotplug will get timer interrupts while
- * offline, just ignore these
+ * offline, just ignore these and we also need to set
+ * decrementers_next_tb as MAX to make sure __check_irq_replay
+ * don't replay timer interrupt when return, otherwise we'll trap
+ * here infinitely :(
*/
- if (!cpu_online(smp_processor_id()))
+ if (!cpu_online(smp_processor_id())) {
+ *next_tb = ~(u64)0;
return;
+ }
/* Conditionally hard-enable interrupts now that the DEC has been
* bumped to its maximum value
diff --git a/arch/powerpc/kvm/emulate.c b/arch/powerpc/kvm/emulate.c
index b0855e5..9d9cddc 100644
--- a/arch/powerpc/kvm/emulate.c
+++ b/arch/powerpc/kvm/emulate.c
@@ -39,6 +39,7 @@
#define OP_31_XOP_TRAP 4
#define OP_31_XOP_LWZX 23
#define OP_31_XOP_TRAP_64 68
+#define OP_31_XOP_DCBF 86
#define OP_31_XOP_LBZX 87
#define OP_31_XOP_STWX 151
#define OP_31_XOP_STBX 215
@@ -374,6 +375,7 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu)
emulated = kvmppc_emulate_mtspr(vcpu, sprn, rs);
break;
+ case OP_31_XOP_DCBF:
case OP_31_XOP_DCBI:
/* Do nothing. The guest is performing dcbi because
* hardware DMA is not snooped by the dcache, but
diff --git a/arch/powerpc/oprofile/op_model_power4.c b/arch/powerpc/oprofile/op_model_power4.c
index 315f949..f444b94 100644
--- a/arch/powerpc/oprofile/op_model_power4.c
+++ b/arch/powerpc/oprofile/op_model_power4.c
@@ -52,7 +52,7 @@ static int power7_marked_instr_event(u64 mmcr1)
for (pmc = 0; pmc < 4; pmc++) {
psel = mmcr1 & (OPROFILE_PM_PMCSEL_MSK
<< (OPROFILE_MAX_PMC_NUM - pmc)
- * OPROFILE_MAX_PMC_NUM);
+ * OPROFILE_PMSEL_FIELD_WIDTH);
psel = (psel >> ((OPROFILE_MAX_PMC_NUM - pmc)
* OPROFILE_PMSEL_FIELD_WIDTH)) & ~1ULL;
unit = mmcr1 & (OPROFILE_PM_UNIT_MSK
diff --git a/arch/powerpc/platforms/pasemi/cpufreq.c b/arch/powerpc/platforms/pasemi/cpufreq.c
index 95d0017..890f30e 100644
--- a/arch/powerpc/platforms/pasemi/cpufreq.c
+++ b/arch/powerpc/platforms/pasemi/cpufreq.c
@@ -236,6 +236,13 @@ out:
static int pas_cpufreq_cpu_exit(struct cpufreq_policy *policy)
{
+ /*
+ * We don't support CPU hotplug. Don't unmap after the system
+ * has already made it to a running state.
+ */
+ if (system_state != SYSTEM_BOOTING)
+ return 0;
+
if (sdcasr_mapbase)
iounmap(sdcasr_mapbase);
if (sdcpwr_mapbase)
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index c1d7930..098adbb 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -1365,6 +1365,18 @@ static inline void pmdp_invalidate(struct vm_area_struct *vma,
__pmd_idte(address, pmdp);
}
+#define __HAVE_ARCH_PMDP_SET_WRPROTECT
+static inline void pmdp_set_wrprotect(struct mm_struct *mm,
+ unsigned long address, pmd_t *pmdp)
+{
+ pmd_t pmd = *pmdp;
+
+ if (pmd_write(pmd)) {
+ __pmd_idte(address, pmdp);
+ set_pmd_at(mm, address, pmdp, pmd_wrprotect(pmd));
+ }
+}
+
static inline pmd_t mk_pmd_phys(unsigned long physpage, pgprot_t pgprot)
{
pmd_t __pmd;
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 79795af..225543b 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -2138,6 +2138,7 @@ config OLPC_XO1_RTC
config OLPC_XO1_SCI
bool "OLPC XO-1 SCI extras"
depends on OLPC && OLPC_XO1_PM
+ depends on INPUT=y
select POWER_SUPPLY
select GPIO_CS5535
select MFD_CORE
diff --git a/arch/x86/boot/Makefile b/arch/x86/boot/Makefile
index ccce0ed..379814b 100644
--- a/arch/x86/boot/Makefile
+++ b/arch/x86/boot/Makefile
@@ -71,7 +71,7 @@ GCOV_PROFILE := n
$(obj)/bzImage: asflags-y := $(SVGA_MODE)
quiet_cmd_image = BUILD $@
-cmd_image = $(obj)/tools/build $(obj)/setup.bin $(obj)/vmlinux.bin > $@
+cmd_image = $(obj)/tools/build $(obj)/setup.bin $(obj)/vmlinux.bin $(obj)/zoffset.h > $@
$(obj)/bzImage: $(obj)/setup.bin $(obj)/vmlinux.bin $(obj)/tools/build FORCE
$(call if_changed,image)
@@ -92,7 +92,7 @@ targets += voffset.h
$(obj)/voffset.h: vmlinux FORCE
$(call if_changed,voffset)
-sed-zoffset := -e 's/^\([0-9a-fA-F]*\) . \(startup_32\|input_data\|_end\|z_.*\)$$/\#define ZO_\2 0x\1/p'
+sed-zoffset := -e 's/^\([0-9a-fA-F]*\) . \(startup_32\|startup_64\|efi_pe_entry\|efi_stub_entry\|input_data\|_end\|z_.*\)$$/\#define ZO_\2 0x\1/p'
quiet_cmd_zoffset = ZOFFSET $@
cmd_zoffset = $(NM) $< | sed -n $(sed-zoffset) > $@
diff --git a/arch/x86/boot/compressed/eboot.c b/arch/x86/boot/compressed/eboot.c
index 18e329c..f8fa411 100644
--- a/arch/x86/boot/compressed/eboot.c
+++ b/arch/x86/boot/compressed/eboot.c
@@ -256,10 +256,10 @@ static efi_status_t setup_efi_pci(struct boot_params *params)
int i;
struct setup_data *data;
- data = (struct setup_data *)params->hdr.setup_data;
+ data = (struct setup_data *)(unsigned long)params->hdr.setup_data;
while (data && data->next)
- data = (struct setup_data *)data->next;
+ data = (struct setup_data *)(unsigned long)data->next;
status = efi_call_phys5(sys_table->boottime->locate_handle,
EFI_LOCATE_BY_PROTOCOL, &pci_proto,
@@ -295,16 +295,18 @@ static efi_status_t setup_efi_pci(struct boot_params *params)
if (!pci)
continue;
+#ifdef CONFIG_X86_64
status = efi_call_phys4(pci->attributes, pci,
EfiPciIoAttributeOperationGet, 0,
&attributes);
-
+#else
+ status = efi_call_phys5(pci->attributes, pci,
+ EfiPciIoAttributeOperationGet, 0, 0,
+ &attributes);
+#endif
if (status != EFI_SUCCESS)
continue;
- if (!(attributes & EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM))
- continue;
-
if (!pci->romimage || !pci->romsize)
continue;
@@ -345,9 +347,9 @@ static efi_status_t setup_efi_pci(struct boot_params *params)
memcpy(rom->romdata, pci->romimage, pci->romsize);
if (data)
- data->next = (uint64_t)rom;
+ data->next = (unsigned long)rom;
else
- params->hdr.setup_data = (uint64_t)rom;
+ params->hdr.setup_data = (unsigned long)rom;
data = (struct setup_data *)rom;
@@ -432,10 +434,9 @@ static efi_status_t setup_gop(struct screen_info *si, efi_guid_t *proto,
* Once we've found a GOP supporting ConOut,
* don't bother looking any further.
*/
+ first_gop = gop;
if (conout_found)
break;
-
- first_gop = gop;
}
}
diff --git a/arch/x86/boot/compressed/head_32.S b/arch/x86/boot/compressed/head_32.S
index aa4aaf1..1e3184f 100644
--- a/arch/x86/boot/compressed/head_32.S
+++ b/arch/x86/boot/compressed/head_32.S
@@ -35,11 +35,11 @@ ENTRY(startup_32)
#ifdef CONFIG_EFI_STUB
jmp preferred_addr
- .balign 0x10
/*
* We don't need the return address, so set up the stack so
- * efi_main() can find its arugments.
+ * efi_main() can find its arguments.
*/
+ENTRY(efi_pe_entry)
add $0x4, %esp
call make_boot_params
@@ -50,8 +50,10 @@ ENTRY(startup_32)
pushl %eax
pushl %esi
pushl %ecx
+ sub $0x4, %esp
- .org 0x30,0x90
+ENTRY(efi_stub_entry)
+ add $0x4, %esp
call efi_main
cmpl $0, %eax
movl %eax, %esi
diff --git a/arch/x86/boot/compressed/head_64.S b/arch/x86/boot/compressed/head_64.S
index 2c4b171..f5d1aaa 100644
--- a/arch/x86/boot/compressed/head_64.S
+++ b/arch/x86/boot/compressed/head_64.S
@@ -201,12 +201,12 @@ ENTRY(startup_64)
*/
#ifdef CONFIG_EFI_STUB
/*
- * The entry point for the PE/COFF executable is 0x210, so only
- * legacy boot loaders will execute this jmp.
+ * The entry point for the PE/COFF executable is efi_pe_entry, so
+ * only legacy boot loaders will execute this jmp.
*/
jmp preferred_addr
- .org 0x210
+ENTRY(efi_pe_entry)
mov %rcx, %rdi
mov %rdx, %rsi
pushq %rdi
@@ -218,7 +218,7 @@ ENTRY(startup_64)
popq %rsi
popq %rdi
- .org 0x230,0x90
+ENTRY(efi_stub_entry)
call efi_main
movq %rax,%rsi
cmpq $0,%rax
diff --git a/arch/x86/boot/header.S b/arch/x86/boot/header.S
index 8c132a6..944ce59 100644
--- a/arch/x86/boot/header.S
+++ b/arch/x86/boot/header.S
@@ -21,6 +21,7 @@
#include <asm/e820.h>
#include <asm/page_types.h>
#include <asm/setup.h>
+#include <asm/bootparam.h>
#include "boot.h"
#include "voffset.h"
#include "zoffset.h"
@@ -255,6 +256,9 @@ section_table:
# header, from the old boot sector.
.section ".header", "a"
+ .globl sentinel
+sentinel: .byte 0xff, 0xff /* Used to detect broken loaders */
+
.globl hdr
hdr:
setup_sects: .byte 0 /* Filled in by build.c */
@@ -279,7 +283,7 @@ _start:
# Part 2 of the header, from the old setup.S
.ascii "HdrS" # header signature
- .word 0x020b # header version number (>= 0x0105)
+ .word 0x020c # header version number (>= 0x0105)
# or else old loadlin-1.5 will fail)
.globl realmode_swtch
realmode_swtch: .word 0, 0 # default_switch, SETUPSEG
@@ -297,13 +301,7 @@ type_of_loader: .byte 0 # 0 means ancient bootloader, newer
# flags, unused bits must be zero (RFU) bit within loadflags
loadflags:
-LOADED_HIGH = 1 # If set, the kernel is loaded high
-CAN_USE_HEAP = 0x80 # If set, the loader also has set
- # heap_end_ptr to tell how much
- # space behind setup.S can be used for
- # heap purposes.
- # Only the loader knows what is free
- .byte LOADED_HIGH
+ .byte LOADED_HIGH # The kernel is to be loaded high
setup_move_size: .word 0x8000 # size to move, when setup is not
# loaded at 0x90000. We will move setup
@@ -369,7 +367,23 @@ relocatable_kernel: .byte 1
relocatable_kernel: .byte 0
#endif
min_alignment: .byte MIN_KERNEL_ALIGN_LG2 # minimum alignment
-pad3: .word 0
+
+xloadflags:
+#ifdef CONFIG_X86_64
+# define XLF0 XLF_KERNEL_64 /* 64-bit kernel */
+#else
+# define XLF0 0
+#endif
+#ifdef CONFIG_EFI_STUB
+# ifdef CONFIG_X86_64
+# define XLF23 XLF_EFI_HANDOVER_64 /* 64-bit EFI handover ok */
+# else
+# define XLF23 XLF_EFI_HANDOVER_32 /* 32-bit EFI handover ok */
+# endif
+#else
+# define XLF23 0
+#endif
+ .word XLF0 | XLF23
cmdline_size: .long COMMAND_LINE_SIZE-1 #length of the command line,
#added with boot protocol
@@ -397,8 +411,13 @@ pref_address: .quad LOAD_PHYSICAL_ADDR # preferred load addr
#define INIT_SIZE VO_INIT_SIZE
#endif
init_size: .long INIT_SIZE # kernel initialization size
-handover_offset: .long 0x30 # offset to the handover
+handover_offset:
+#ifdef CONFIG_EFI_STUB
+ .long 0x30 # offset to the handover
# protocol entry point
+#else
+ .long 0
+#endif
# End of setup header #####################################################
diff --git a/arch/x86/boot/setup.ld b/arch/x86/boot/setup.ld
index 03c0683..96a6c75 100644
--- a/arch/x86/boot/setup.ld
+++ b/arch/x86/boot/setup.ld
@@ -13,7 +13,7 @@ SECTIONS
.bstext : { *(.bstext) }
.bsdata : { *(.bsdata) }
- . = 497;
+ . = 495;
.header : { *(.header) }
.entrytext : { *(.entrytext) }
.inittext : { *(.inittext) }
diff --git a/arch/x86/boot/tools/build.c b/arch/x86/boot/tools/build.c
index 4b8e165..94c5446 100644
--- a/arch/x86/boot/tools/build.c
+++ b/arch/x86/boot/tools/build.c
@@ -52,6 +52,10 @@ int is_big_kernel;
#define PECOFF_RELOC_RESERVE 0x20
+unsigned long efi_stub_entry;
+unsigned long efi_pe_entry;
+unsigned long startup_64;
+
/*----------------------------------------------------------------------*/
static const u32 crctab32[] = {
@@ -132,7 +136,7 @@ static void die(const char * str, ...)
static void usage(void)
{
- die("Usage: build setup system [> image]");
+ die("Usage: build setup system [zoffset.h] [> image]");
}
#ifdef CONFIG_EFI_STUB
@@ -206,30 +210,54 @@ static void update_pecoff_text(unsigned int text_start, unsigned int file_sz)
*/
put_unaligned_le32(file_sz - 512, &buf[pe_header + 0x1c]);
-#ifdef CONFIG_X86_32
/*
- * Address of entry point.
- *
- * The EFI stub entry point is +16 bytes from the start of
- * the .text section.
+ * Address of entry point for PE/COFF executable
*/
- put_unaligned_le32(text_start + 16, &buf[pe_header + 0x28]);
-#else
- /*
- * Address of entry point. startup_32 is at the beginning and
- * the 64-bit entry point (startup_64) is always 512 bytes
- * after. The EFI stub entry point is 16 bytes after that, as
- * the first instruction allows legacy loaders to jump over
- * the EFI stub initialisation
- */
- put_unaligned_le32(text_start + 528, &buf[pe_header + 0x28]);
-#endif /* CONFIG_X86_32 */
+ put_unaligned_le32(text_start + efi_pe_entry, &buf[pe_header + 0x28]);
update_pecoff_section_header(".text", text_start, text_sz);
}
#endif /* CONFIG_EFI_STUB */
+
+/*
+ * Parse zoffset.h and find the entry points. We could just #include zoffset.h
+ * but that would mean tools/build would have to be rebuilt every time. It's
+ * not as if parsing it is hard...
+ */
+#define PARSE_ZOFS(p, sym) do { \
+ if (!strncmp(p, "#define ZO_" #sym " ", 11+sizeof(#sym))) \
+ sym = strtoul(p + 11 + sizeof(#sym), NULL, 16); \
+} while (0)
+
+static void parse_zoffset(char *fname)
+{
+ FILE *file;
+ char *p;
+ int c;
+
+ file = fopen(fname, "r");
+ if (!file)
+ die("Unable to open `%s': %m", fname);
+ c = fread(buf, 1, sizeof(buf) - 1, file);
+ if (ferror(file))
+ die("read-error on `zoffset.h'");
+ buf[c] = 0;
+
+ p = (char *)buf;
+
+ while (p && *p) {
+ PARSE_ZOFS(p, efi_stub_entry);
+ PARSE_ZOFS(p, efi_pe_entry);
+ PARSE_ZOFS(p, startup_64);
+
+ p = strchr(p, '\n');
+ while (p && (*p == '\r' || *p == '\n'))
+ p++;
+ }
+}
+
int main(int argc, char ** argv)
{
unsigned int i, sz, setup_sectors;
@@ -241,7 +269,19 @@ int main(int argc, char ** argv)
void *kernel;
u32 crc = 0xffffffffUL;
- if (argc != 3)
+ /* Defaults for old kernel */
+#ifdef CONFIG_X86_32
+ efi_pe_entry = 0x10;
+ efi_stub_entry = 0x30;
+#else
+ efi_pe_entry = 0x210;
+ efi_stub_entry = 0x230;
+ startup_64 = 0x200;
+#endif
+
+ if (argc == 4)
+ parse_zoffset(argv[3]);
+ else if (argc != 3)
usage();
/* Copy the setup code */
@@ -299,6 +339,11 @@ int main(int argc, char ** argv)
#ifdef CONFIG_EFI_STUB
update_pecoff_text(setup_sectors * 512, sz + i + ((sys_size * 16) - sz));
+
+#ifdef CONFIG_X86_64 /* Yes, this is really how we defined it :( */
+ efi_stub_entry -= 0x200;
+#endif
+ put_unaligned_le32(efi_stub_entry, &buf[0x264]);
#endif
crc = partial_crc32(buf, i, crc);
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h
index 6e8fdf5..28677c5 100644
--- a/arch/x86/include/asm/efi.h
+++ b/arch/x86/include/asm/efi.h
@@ -94,6 +94,7 @@ extern void __iomem *efi_ioremap(unsigned long addr, unsigned long size,
#endif /* CONFIG_X86_32 */
extern int add_efi_memmap;
+extern unsigned long x86_efi_facility;
extern void efi_set_executable(efi_memory_desc_t *md, bool executable);
extern int efi_memblock_x86_reserve_range(void);
extern void efi_call_phys_prelog(void);
diff --git a/arch/x86/include/asm/uv/uv.h b/arch/x86/include/asm/uv/uv.h
index b47c2a8..062921e 100644
--- a/arch/x86/include/asm/uv/uv.h
+++ b/arch/x86/include/asm/uv/uv.h
@@ -16,7 +16,7 @@ extern void uv_system_init(void);
extern const struct cpumask *uv_flush_tlb_others(const struct cpumask *cpumask,
struct mm_struct *mm,
unsigned long start,
- unsigned end,
+ unsigned long end,
unsigned int cpu);
#else /* X86_UV */
diff --git a/arch/x86/include/uapi/asm/bootparam.h b/arch/x86/include/uapi/asm/bootparam.h
index 92862cd..c15ddaf 100644
--- a/arch/x86/include/uapi/asm/bootparam.h
+++ b/arch/x86/include/uapi/asm/bootparam.h
@@ -1,6 +1,31 @@
#ifndef _ASM_X86_BOOTPARAM_H
#define _ASM_X86_BOOTPARAM_H
+/* setup_data types */
+#define SETUP_NONE 0
+#define SETUP_E820_EXT 1
+#define SETUP_DTB 2
+#define SETUP_PCI 3
+
+/* ram_size flags */
+#define RAMDISK_IMAGE_START_MASK 0x07FF
+#define RAMDISK_PROMPT_FLAG 0x8000
+#define RAMDISK_LOAD_FLAG 0x4000
+
+/* loadflags */
+#define LOADED_HIGH (1<<0)
+#define QUIET_FLAG (1<<5)
+#define KEEP_SEGMENTS (1<<6)
+#define CAN_USE_HEAP (1<<7)
+
+/* xloadflags */
+#define XLF_KERNEL_64 (1<<0)
+#define XLF_CAN_BE_LOADED_ABOVE_4G (1<<1)
+#define XLF_EFI_HANDOVER_32 (1<<2)
+#define XLF_EFI_HANDOVER_64 (1<<3)
+
+#ifndef __ASSEMBLY__
+
#include <linux/types.h>
#include <linux/screen_info.h>
#include <linux/apm_bios.h>
@@ -9,12 +34,6 @@
#include <asm/ist.h>
#include <video/edid.h>
-/* setup data types */
-#define SETUP_NONE 0
-#define SETUP_E820_EXT 1
-#define SETUP_DTB 2
-#define SETUP_PCI 3
-
/* extensible setup data list node */
struct setup_data {
__u64 next;
@@ -28,9 +47,6 @@ struct setup_header {
__u16 root_flags;
__u32 syssize;
__u16 ram_size;
-#define RAMDISK_IMAGE_START_MASK 0x07FF
-#define RAMDISK_PROMPT_FLAG 0x8000
-#define RAMDISK_LOAD_FLAG 0x4000
__u16 vid_mode;
__u16 root_dev;
__u16 boot_flag;
@@ -42,10 +58,6 @@ struct setup_header {
__u16 kernel_version;
__u8 type_of_loader;
__u8 loadflags;
-#define LOADED_HIGH (1<<0)
-#define QUIET_FLAG (1<<5)
-#define KEEP_SEGMENTS (1<<6)
-#define CAN_USE_HEAP (1<<7)
__u16 setup_move_size;
__u32 code32_start;
__u32 ramdisk_image;
@@ -58,7 +70,8 @@ struct setup_header {
__u32 initrd_addr_max;
__u32 kernel_alignment;
__u8 relocatable_kernel;
- __u8 _pad2[3];
+ __u8 min_alignment;
+ __u16 xloadflags;
__u32 cmdline_size;
__u32 hardware_subarch;
__u64 hardware_subarch_data;
@@ -106,7 +119,10 @@ struct boot_params {
__u8 hd1_info[16]; /* obsolete! */ /* 0x090 */
struct sys_desc_table sys_desc_table; /* 0x0a0 */
struct olpc_ofw_header olpc_ofw_header; /* 0x0b0 */
- __u8 _pad4[128]; /* 0x0c0 */
+ __u32 ext_ramdisk_image; /* 0x0c0 */
+ __u32 ext_ramdisk_size; /* 0x0c4 */
+ __u32 ext_cmd_line_ptr; /* 0x0c8 */
+ __u8 _pad4[116]; /* 0x0cc */
struct edid_info edid_info; /* 0x140 */
struct efi_info efi_info; /* 0x1c0 */
__u32 alt_mem_k; /* 0x1e0 */
@@ -115,7 +131,20 @@ struct boot_params {
__u8 eddbuf_entries; /* 0x1e9 */
__u8 edd_mbr_sig_buf_entries; /* 0x1ea */
__u8 kbd_status; /* 0x1eb */
- __u8 _pad6[5]; /* 0x1ec */
+ __u8 _pad5[3]; /* 0x1ec */
+ /*
+ * The sentinel is set to a nonzero value (0xff) in header.S.
+ *
+ * A bootloader is supposed to only take setup_header and put
+ * it into a clean boot_params buffer. If it turns out that
+ * it is clumsy or too generous with the buffer, it most
+ * probably will pick up the sentinel variable too. The fact
+ * that this variable then is still 0xff will let kernel
+ * know that some variables in boot_params are invalid and
+ * kernel should zero out certain portions of boot_params.
+ */
+ __u8 sentinel; /* 0x1ef */
+ __u8 _pad6[1]; /* 0x1f0 */
struct setup_header hdr; /* setup header */ /* 0x1f1 */
__u8 _pad7[0x290-0x1f1-sizeof(struct setup_header)];
__u32 edd_mbr_sig_buffer[EDD_MBR_SIG_MAX]; /* 0x290 */
@@ -134,6 +163,6 @@ enum {
X86_NR_SUBARCHS,
};
-
+#endif /* __ASSEMBLY__ */
#endif /* _ASM_X86_BOOTPARAM_H */
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index 4428fd1..6774c17 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -340,9 +340,6 @@ int x86_setup_perfctr(struct perf_event *event)
/* BTS is currently only allowed for user-mode. */
if (!attr->exclude_kernel)
return -EOPNOTSUPP;
-
- if (!attr->exclude_guest)
- return -EOPNOTSUPP;
}
hwc->config |= config;
@@ -385,9 +382,6 @@ int x86_pmu_hw_config(struct perf_event *event)
if (event->attr.precise_ip) {
int precise = 0;
- if (!event->attr.exclude_guest)
- return -EOPNOTSUPP;
-
/* Support for constant skid */
if (x86_pmu.pebs_active && !x86_pmu.pebs_broken) {
precise++;
diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S
index ff84d54..6ed91d9 100644
--- a/arch/x86/kernel/entry_32.S
+++ b/arch/x86/kernel/entry_32.S
@@ -1065,7 +1065,6 @@ ENTRY(xen_failsafe_callback)
lea 16(%esp),%esp
CFI_ADJUST_CFA_OFFSET -16
jz 5f
- addl $16,%esp
jmp iret_exc
5: pushl_cfi $-1 /* orig_ax = -1 => not a system call */
SAVE_ALL
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index 07a7a04..cb3c591 100644
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -1781,6 +1781,7 @@ first_nmi:
* Leave room for the "copied" frame
*/
subq $(5*8), %rsp
+ CFI_ADJUST_CFA_OFFSET 5*8
/* Copy the stack frame to the Saved frame */
.rept 5
@@ -1863,10 +1864,8 @@ end_repeat_nmi:
nmi_swapgs:
SWAPGS_UNSAFE_STACK
nmi_restore:
- RESTORE_ALL 8
-
- /* Pop the extra iret frame */
- addq $(5*8), %rsp
+ /* Pop the extra iret frame at once */
+ RESTORE_ALL 6*8
/* Clear the NMI executing stack variable */
movq $0, 5*8(%rsp)
diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S
index 8e7f655..c8932c7 100644
--- a/arch/x86/kernel/head_32.S
+++ b/arch/x86/kernel/head_32.S
@@ -300,6 +300,12 @@ ENTRY(startup_32_smp)
leal -__PAGE_OFFSET(%ecx),%esp
default_entry:
+#define CR0_STATE (X86_CR0_PE | X86_CR0_MP | X86_CR0_ET | \
+ X86_CR0_NE | X86_CR0_WP | X86_CR0_AM | \
+ X86_CR0_PG)
+ movl $(CR0_STATE & ~X86_CR0_PG),%eax
+ movl %eax,%cr0
+
/*
* New page tables may be in 4Mbyte page mode and may
* be using the global pages.
@@ -364,8 +370,7 @@ default_entry:
*/
movl $pa(initial_page_table), %eax
movl %eax,%cr3 /* set the page table pointer.. */
- movl %cr0,%eax
- orl $X86_CR0_PG,%eax
+ movl $CR0_STATE,%eax
movl %eax,%cr0 /* ..and set paging (PG) bit */
ljmp $__BOOT_CS,$1f /* Clear prefetch and normalize %eip */
1:
diff --git a/arch/x86/kernel/msr.c b/arch/x86/kernel/msr.c
index a7c5661..4929502 100644
--- a/arch/x86/kernel/msr.c
+++ b/arch/x86/kernel/msr.c
@@ -174,6 +174,9 @@ static int msr_open(struct inode *inode, struct file *file)
unsigned int cpu;
struct cpuinfo_x86 *c;
+ if (!capable(CAP_SYS_RAWIO))
+ return -EPERM;
+
cpu = iminor(file->f_path.dentry->d_inode);
if (cpu >= nr_cpu_ids || !cpu_online(cpu))
return -ENXIO; /* No such CPU */
diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c
index 0f5dec5..872079a 100644
--- a/arch/x86/kernel/pci-dma.c
+++ b/arch/x86/kernel/pci-dma.c
@@ -56,7 +56,7 @@ struct device x86_dma_fallback_dev = {
EXPORT_SYMBOL(x86_dma_fallback_dev);
/* Number of entries preallocated for DMA-API debugging */
-#define PREALLOC_DMA_DEBUG_ENTRIES 32768
+#define PREALLOC_DMA_DEBUG_ENTRIES 65536
int dma_set_mask(struct device *dev, u64 mask)
{
diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c
index 4e8ba39..76fa1e9 100644
--- a/arch/x86/kernel/reboot.c
+++ b/arch/x86/kernel/reboot.c
@@ -584,7 +584,7 @@ static void native_machine_emergency_restart(void)
break;
case BOOT_EFI:
- if (efi_enabled)
+ if (efi_enabled(EFI_RUNTIME_SERVICES))
efi.reset_system(reboot_mode ?
EFI_RESET_WARM :
EFI_RESET_COLD,
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 00f6c14..8b24289 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -807,15 +807,15 @@ void __init setup_arch(char **cmdline_p)
#ifdef CONFIG_EFI
if (!strncmp((char *)&boot_params.efi_info.efi_loader_signature,
"EL32", 4)) {
- efi_enabled = 1;
- efi_64bit = false;
+ set_bit(EFI_BOOT, &x86_efi_facility);
} else if (!strncmp((char *)&boot_params.efi_info.efi_loader_signature,
"EL64", 4)) {
- efi_enabled = 1;
- efi_64bit = true;
+ set_bit(EFI_BOOT, &x86_efi_facility);
+ set_bit(EFI_64BIT, &x86_efi_facility);
}
- if (efi_enabled && efi_memblock_x86_reserve_range())
- efi_enabled = 0;
+
+ if (efi_enabled(EFI_BOOT))
+ efi_memblock_x86_reserve_range();
#endif
x86_init.oem.arch_setup();
@@ -888,7 +888,7 @@ void __init setup_arch(char **cmdline_p)
finish_e820_parsing();
- if (efi_enabled)
+ if (efi_enabled(EFI_BOOT))
efi_init();
dmi_scan_machine();
@@ -971,7 +971,7 @@ void __init setup_arch(char **cmdline_p)
* The EFI specification says that boot service code won't be called
* after ExitBootServices(). This is, in fact, a lie.
*/
- if (efi_enabled)
+ if (efi_enabled(EFI_MEMMAP))
efi_reserve_boot_services();
/* preallocate 4k for mptable mpc */
@@ -1114,7 +1114,7 @@ void __init setup_arch(char **cmdline_p)
#ifdef CONFIG_VT
#if defined(CONFIG_VGA_CONSOLE)
- if (!efi_enabled || (efi_mem_type(0xa0000) != EFI_CONVENTIONAL_MEMORY))
+ if (!efi_enabled(EFI_BOOT) || (efi_mem_type(0xa0000) != EFI_CONVENTIONAL_MEMORY))
conswitchp = &vga_con;
#elif defined(CONFIG_DUMMY_CONSOLE)
conswitchp = &dummy_con;
@@ -1131,14 +1131,14 @@ void __init setup_arch(char **cmdline_p)
register_refined_jiffies(CLOCK_TICK_RATE);
#ifdef CONFIG_EFI
- /* Once setup is done above, disable efi_enabled on mismatched
- * firmware/kernel archtectures since there is no support for
- * runtime services.
+ /* Once setup is done above, unmap the EFI memory map on
+ * mismatched firmware/kernel archtectures since there is no
+ * support for runtime services.
*/
- if (efi_enabled && IS_ENABLED(CONFIG_X86_64) != efi_64bit) {
+ if (efi_enabled(EFI_BOOT) &&
+ IS_ENABLED(CONFIG_X86_64) != efi_enabled(EFI_64BIT)) {
pr_info("efi: Setup done, disabling due to 32/64-bit mismatch\n");
efi_unmap_memmap();
- efi_enabled = 0;
}
#endif
}
diff --git a/arch/x86/kernel/step.c b/arch/x86/kernel/step.c
index cd3b243..9b4d51d 100644
--- a/arch/x86/kernel/step.c
+++ b/arch/x86/kernel/step.c
@@ -165,10 +165,11 @@ void set_task_blockstep(struct task_struct *task, bool on)
* Ensure irq/preemption can't change debugctl in between.
* Note also that both TIF_BLOCKSTEP and debugctl should
* be changed atomically wrt preemption.
- * FIXME: this means that set/clear TIF_BLOCKSTEP is simply
- * wrong if task != current, SIGKILL can wakeup the stopped
- * tracee and set/clear can play with the running task, this
- * can confuse the next __switch_to_xtra().
+ *
+ * NOTE: this means that set/clear TIF_BLOCKSTEP is only safe if
+ * task is current or it can't be running, otherwise we can race
+ * with __switch_to_xtra(). We rely on ptrace_freeze_traced() but
+ * PTRACE_KILL is not safe.
*/
local_irq_disable();
debugctl = get_debugctlmsr();
diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
index ad44391..77cf009 100644
--- a/arch/x86/platform/efi/efi.c
+++ b/arch/x86/platform/efi/efi.c
@@ -51,9 +51,6 @@
#define EFI_DEBUG 1
-int efi_enabled;
-EXPORT_SYMBOL(efi_enabled);
-
struct efi __read_mostly efi = {
.mps = EFI_INVALID_TABLE_ADDR,
.acpi = EFI_INVALID_TABLE_ADDR,
@@ -69,19 +66,28 @@ EXPORT_SYMBOL(efi);
struct efi_memory_map memmap;
-bool efi_64bit;
-
static struct efi efi_phys __initdata;
static efi_system_table_t efi_systab __initdata;
static inline bool efi_is_native(void)
{
- return IS_ENABLED(CONFIG_X86_64) == efi_64bit;
+ return IS_ENABLED(CONFIG_X86_64) == efi_enabled(EFI_64BIT);
+}
+
+unsigned long x86_efi_facility;
+
+/*
+ * Returns 1 if 'facility' is enabled, 0 otherwise.
+ */
+int efi_enabled(int facility)
+{
+ return test_bit(facility, &x86_efi_facility) != 0;
}
+EXPORT_SYMBOL(efi_enabled);
static int __init setup_noefi(char *arg)
{
- efi_enabled = 0;
+ clear_bit(EFI_BOOT, &x86_efi_facility);
return 0;
}
early_param("noefi", setup_noefi);
@@ -426,6 +432,7 @@ void __init efi_reserve_boot_services(void)
void __init efi_unmap_memmap(void)
{
+ clear_bit(EFI_MEMMAP, &x86_efi_facility);
if (memmap.map) {
early_iounmap(memmap.map, memmap.nr_map * memmap.desc_size);
memmap.map = NULL;
@@ -460,7 +467,7 @@ void __init efi_free_boot_services(void)
static int __init efi_systab_init(void *phys)
{
- if (efi_64bit) {
+ if (efi_enabled(EFI_64BIT)) {
efi_system_table_64_t *systab64;
u64 tmp = 0;
@@ -552,7 +559,7 @@ static int __init efi_config_init(u64 tables, int nr_tables)
void *config_tables, *tablep;
int i, sz;
- if (efi_64bit)
+ if (efi_enabled(EFI_64BIT))
sz = sizeof(efi_config_table_64_t);
else
sz = sizeof(efi_config_table_32_t);
@@ -572,7 +579,7 @@ static int __init efi_config_init(u64 tables, int nr_tables)
efi_guid_t guid;
unsigned long table;
- if (efi_64bit) {
+ if (efi_enabled(EFI_64BIT)) {
u64 table64;
guid = ((efi_config_table_64_t *)tablep)->guid;
table64 = ((efi_config_table_64_t *)tablep)->table;
@@ -684,7 +691,6 @@ void __init efi_init(void)
if (boot_params.efi_info.efi_systab_hi ||
boot_params.efi_info.efi_memmap_hi) {
pr_info("Table located above 4GB, disabling EFI.\n");
- efi_enabled = 0;
return;
}
efi_phys.systab = (efi_system_table_t *)boot_params.efi_info.efi_systab;
@@ -694,10 +700,10 @@ void __init efi_init(void)
((__u64)boot_params.efi_info.efi_systab_hi<<32));
#endif
- if (efi_systab_init(efi_phys.systab)) {
- efi_enabled = 0;
+ if (efi_systab_init(efi_phys.systab))
return;
- }
+
+ set_bit(EFI_SYSTEM_TABLES, &x86_efi_facility);
/*
* Show what we know for posterity
@@ -715,10 +721,10 @@ void __init efi_init(void)
efi.systab->hdr.revision >> 16,
efi.systab->hdr.revision & 0xffff, vendor);
- if (efi_config_init(efi.systab->tables, efi.systab->nr_tables)) {
- efi_enabled = 0;
+ if (efi_config_init(efi.systab->tables, efi.systab->nr_tables))
return;
- }
+
+ set_bit(EFI_CONFIG_TABLES, &x86_efi_facility);
/*
* Note: We currently don't support runtime services on an EFI
@@ -727,15 +733,17 @@ void __init efi_init(void)
if (!efi_is_native())
pr_info("No EFI runtime due to 32/64-bit mismatch with kernel\n");
- else if (efi_runtime_init()) {
- efi_enabled = 0;
- return;
+ else {
+ if (efi_runtime_init())
+ return;
+ set_bit(EFI_RUNTIME_SERVICES, &x86_efi_facility);
}
- if (efi_memmap_init()) {
- efi_enabled = 0;
+ if (efi_memmap_init())
return;
- }
+
+ set_bit(EFI_MEMMAP, &x86_efi_facility);
+
#ifdef CONFIG_X86_32
if (efi_is_native()) {
x86_platform.get_wallclock = efi_get_time;
@@ -941,7 +949,7 @@ void __init efi_enter_virtual_mode(void)
*
* Call EFI services through wrapper functions.
*/
- efi.runtime_version = efi_systab.fw_revision;
+ efi.runtime_version = efi_systab.hdr.revision;
efi.get_time = virt_efi_get_time;
efi.set_time = virt_efi_set_time;
efi.get_wakeup_time = virt_efi_get_wakeup_time;
@@ -969,6 +977,9 @@ u32 efi_mem_type(unsigned long phys_addr)
efi_memory_desc_t *md;
void *p;
+ if (!efi_enabled(EFI_MEMMAP))
+ return 0;
+
for (p = memmap.map; p < memmap.map_end; p += memmap.desc_size) {
md = p;
if ((md->phys_addr <= phys_addr) &&
diff --git a/arch/x86/platform/efi/efi_64.c b/arch/x86/platform/efi/efi_64.c
index 95fd505..2b20038 100644
--- a/arch/x86/platform/efi/efi_64.c
+++ b/arch/x86/platform/efi/efi_64.c
@@ -38,7 +38,7 @@
#include <asm/cacheflush.h>
#include <asm/fixmap.h>
-static pgd_t save_pgd __initdata;
+static pgd_t *save_pgd __initdata;
static unsigned long efi_flags __initdata;
static void __init early_code_mapping_set_exec(int executable)
@@ -61,12 +61,20 @@ static void __init early_code_mapping_set_exec(int executable)
void __init efi_call_phys_prelog(void)
{
unsigned long vaddress;
+ int pgd;
+ int n_pgds;
early_code_mapping_set_exec(1);
local_irq_save(efi_flags);
- vaddress = (unsigned long)__va(0x0UL);
- save_pgd = *pgd_offset_k(0x0UL);
- set_pgd(pgd_offset_k(0x0UL), *pgd_offset_k(vaddress));
+
+ n_pgds = DIV_ROUND_UP((max_pfn << PAGE_SHIFT), PGDIR_SIZE);
+ save_pgd = kmalloc(n_pgds * sizeof(pgd_t), GFP_KERNEL);
+
+ for (pgd = 0; pgd < n_pgds; pgd++) {
+ save_pgd[pgd] = *pgd_offset_k(pgd * PGDIR_SIZE);
+ vaddress = (unsigned long)__va(pgd * PGDIR_SIZE);
+ set_pgd(pgd_offset_k(pgd * PGDIR_SIZE), *pgd_offset_k(vaddress));
+ }
__flush_tlb_all();
}
@@ -75,7 +83,11 @@ void __init efi_call_phys_epilog(void)
/*
* After the lock is released, the original page table is restored.
*/
- set_pgd(pgd_offset_k(0x0UL), save_pgd);
+ int pgd;
+ int n_pgds = DIV_ROUND_UP((max_pfn << PAGE_SHIFT) , PGDIR_SIZE);
+ for (pgd = 0; pgd < n_pgds; pgd++)
+ set_pgd(pgd_offset_k(pgd * PGDIR_SIZE), save_pgd[pgd]);
+ kfree(save_pgd);
__flush_tlb_all();
local_irq_restore(efi_flags);
early_code_mapping_set_exec(0);
diff --git a/arch/x86/platform/uv/tlb_uv.c b/arch/x86/platform/uv/tlb_uv.c
index b8b3a37..dbbdca5 100644
--- a/arch/x86/platform/uv/tlb_uv.c
+++ b/arch/x86/platform/uv/tlb_uv.c
@@ -1034,7 +1034,8 @@ static int set_distrib_bits(struct cpumask *flush_mask, struct bau_control *bcp,
* globally purge translation cache of a virtual address or all TLB's
* @cpumask: mask of all cpu's in which the address is to be removed
* @mm: mm_struct containing virtual address range
- * @va: virtual address to be removed (or TLB_FLUSH_ALL for all TLB's on cpu)
+ * @start: start virtual address to be removed from TLB
+ * @end: end virtual address to be remove from TLB
* @cpu: the current cpu
*
* This is the entry point for initiating any UV global TLB shootdown.
@@ -1056,7 +1057,7 @@ static int set_distrib_bits(struct cpumask *flush_mask, struct bau_control *bcp,
*/
const struct cpumask *uv_flush_tlb_others(const struct cpumask *cpumask,
struct mm_struct *mm, unsigned long start,
- unsigned end, unsigned int cpu)
+ unsigned long end, unsigned int cpu)
{
int locals = 0;
int remotes = 0;
@@ -1113,7 +1114,10 @@ const struct cpumask *uv_flush_tlb_others(const struct cpumask *cpumask,
record_send_statistics(stat, locals, hubs, remotes, bau_desc);
- bau_desc->payload.address = start;
+ if (!end || (end - start) <= PAGE_SIZE)
+ bau_desc->payload.address = start;
+ else
+ bau_desc->payload.address = TLB_FLUSH_ALL;
bau_desc->payload.sending_cpu = cpu;
/*
* uv_flush_send_and_wait returns 0 if all cpu's were messaged,
diff --git a/arch/x86/tools/relocs.c b/arch/x86/tools/relocs.c
index 5a1847d..79d67bd 100644
--- a/arch/x86/tools/relocs.c
+++ b/arch/x86/tools/relocs.c
@@ -814,12 +814,14 @@ int main(int argc, char **argv)
read_relocs(fp);
if (show_absolute_syms) {
print_absolute_symbols();
- return 0;
+ goto out;
}
if (show_absolute_relocs) {
print_absolute_relocs();
- return 0;
+ goto out;
}
emit_relocs(as_text, use_real_mode);
+out:
+ fclose(fp);
return 0;
}
diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
index 4f7d259..34bc4ce 100644
--- a/arch/x86/xen/smp.c
+++ b/arch/x86/xen/smp.c
@@ -432,13 +432,6 @@ static void __cpuinit xen_play_dead(void) /* used only with HOTPLUG_CPU */
play_dead_common();
HYPERVISOR_vcpu_op(VCPUOP_down, smp_processor_id(), NULL);
cpu_bringup();
- /*
- * Balance out the preempt calls - as we are running in cpu_idle
- * loop which has been called at bootup from cpu_bringup_and_idle.
- * The cpucpu_bringup_and_idle called cpu_bringup which made a
- * preempt_disable() So this preempt_enable will balance it out.
- */
- preempt_enable();
}
#else /* !CONFIG_HOTPLUG_CPU */
diff --git a/drivers/acpi/apei/apei-base.c b/drivers/acpi/apei/apei-base.c
index 00a7836..46f80e2 100644
--- a/drivers/acpi/apei/apei-base.c
+++ b/drivers/acpi/apei/apei-base.c
@@ -590,6 +590,9 @@ static int apei_check_gar(struct acpi_generic_address *reg, u64 *paddr,
if (bit_width == 32 && bit_offset == 0 && (*paddr & 0x03) == 0 &&
*access_bit_width < 32)
*access_bit_width = 32;
+ else if (bit_width == 64 && bit_offset == 0 && (*paddr & 0x07) == 0 &&
+ *access_bit_width < 64)
+ *access_bit_width = 64;
if ((bit_width + bit_offset) > *access_bit_width) {
pr_warning(FW_BUG APEI_PFX
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 3ff2678..bd22f86 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -250,7 +250,7 @@ acpi_physical_address __init acpi_os_get_root_pointer(void)
return acpi_rsdp;
#endif
- if (efi_enabled) {
+ if (efi_enabled(EFI_CONFIG_TABLES)) {
if (efi.acpi20 != EFI_INVALID_TABLE_ADDR)
return efi.acpi20;
else if (efi.acpi != EFI_INVALID_TABLE_ADDR)
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index f1a5da4..ed9a1cc 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -958,6 +958,9 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr)
return -EINVAL;
}
+ if (!dev)
+ return -EINVAL;
+
dev->cpu = pr->id;
if (max_cstate == 0)
@@ -1149,6 +1152,7 @@ int acpi_processor_cst_has_changed(struct acpi_processor *pr)
}
/* Populate Updated C-state information */
+ acpi_processor_get_power_info(pr);
acpi_processor_setup_cpuidle_states(pr);
/* Enable all cpuidle devices */
diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c
index 836bfe0..53e7ac9 100644
--- a/drivers/acpi/processor_perflib.c
+++ b/drivers/acpi/processor_perflib.c
@@ -340,6 +340,13 @@ static void amd_fixup_frequency(struct acpi_processor_px *px, int i)
if ((boot_cpu_data.x86 == 0x10 && boot_cpu_data.x86_model < 10)
|| boot_cpu_data.x86 == 0x11) {
rdmsr(MSR_AMD_PSTATE_DEF_BASE + index, lo, hi);
+ /*
+ * MSR C001_0064+:
+ * Bit 63: PstateEn. Read-write. If set, the P-state is valid.
+ */
+ if (!(hi & BIT(31)))
+ return;
+
fid = lo & 0x3f;
did = (lo >> 6) & 7;
if (boot_cpu_data.x86 == 0x10)
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 7862d17..4979127 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -53,6 +53,7 @@
enum {
AHCI_PCI_BAR_STA2X11 = 0,
+ AHCI_PCI_BAR_ENMOTUS = 2,
AHCI_PCI_BAR_STANDARD = 5,
};
@@ -410,6 +411,9 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VDEVICE(ASMEDIA, 0x0611), board_ahci }, /* ASM1061 */
{ PCI_VDEVICE(ASMEDIA, 0x0612), board_ahci }, /* ASM1062 */
+ /* Enmotus */
+ { PCI_DEVICE(0x1c44, 0x8000), board_ahci },
+
/* Generic, PCI class code for AHCI */
{ PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
PCI_CLASS_STORAGE_SATA_AHCI, 0xffffff, board_ahci },
@@ -1098,9 +1102,11 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
dev_info(&pdev->dev,
"PDC42819 can only drive SATA devices with this driver\n");
- /* The Connext uses non-standard BAR */
+ /* Both Connext and Enmotus devices use non-standard BARs */
if (pdev->vendor == PCI_VENDOR_ID_STMICRO && pdev->device == 0xCC06)
ahci_pci_bar = AHCI_PCI_BAR_STA2X11;
+ else if (pdev->vendor == 0x1c44 && pdev->device == 0x8000)
+ ahci_pci_bar = AHCI_PCI_BAR_ENMOTUS;
/* acquire resources */
rc = pcim_enable_device(pdev);
diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c
index 320712a..6cd7805 100644
--- a/drivers/ata/libahci.c
+++ b/drivers/ata/libahci.c
@@ -1951,13 +1951,13 @@ static void ahci_set_aggressive_devslp(struct ata_port *ap, bool sleep)
/* Use the nominal value 10 ms if the read MDAT is zero,
* the nominal value of DETO is 20 ms.
*/
- if (dev->sata_settings[ATA_LOG_DEVSLP_VALID] &
+ if (dev->devslp_timing[ATA_LOG_DEVSLP_VALID] &
ATA_LOG_DEVSLP_VALID_MASK) {
- mdat = dev->sata_settings[ATA_LOG_DEVSLP_MDAT] &
+ mdat = dev->devslp_timing[ATA_LOG_DEVSLP_MDAT] &
ATA_LOG_DEVSLP_MDAT_MASK;
if (!mdat)
mdat = 10;
- deto = dev->sata_settings[ATA_LOG_DEVSLP_DETO];
+ deto = dev->devslp_timing[ATA_LOG_DEVSLP_DETO];
if (!deto)
deto = 20;
} else {
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 9e8b99a..46cd3f4 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -2325,24 +2325,28 @@ int ata_dev_configure(struct ata_device *dev)
}
}
- /* check and mark DevSlp capability */
- if (ata_id_has_devslp(dev->id))
- dev->flags |= ATA_DFLAG_DEVSLP;
-
- /* Obtain SATA Settings page from Identify Device Data Log,
- * which contains DevSlp timing variables etc.
- * Exclude old devices with ata_id_has_ncq()
+ /* Check and mark DevSlp capability. Get DevSlp timing variables
+ * from SATA Settings page of Identify Device Data Log.
*/
- if (ata_id_has_ncq(dev->id)) {
+ if (ata_id_has_devslp(dev->id)) {
+ u8 sata_setting[ATA_SECT_SIZE];
+ int i, j;
+
+ dev->flags |= ATA_DFLAG_DEVSLP;
err_mask = ata_read_log_page(dev,
ATA_LOG_SATA_ID_DEV_DATA,
ATA_LOG_SATA_SETTINGS,
- dev->sata_settings,
+ sata_setting,
1);
if (err_mask)
ata_dev_dbg(dev,
"failed to get Identify Device Data, Emask 0x%x\n",
err_mask);
+ else
+ for (i = 0; i < ATA_LOG_DEVSLP_SIZE; i++) {
+ j = ATA_LOG_DEVSLP_OFFSET + i;
+ dev->devslp_timing[i] = sata_setting[j];
+ }
}
dev->cdb_len = 16;
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index bf039b0..bcf4437 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -2094,7 +2094,7 @@ static unsigned int ata_eh_speed_down(struct ata_device *dev,
*/
static inline int ata_eh_worth_retry(struct ata_queued_cmd *qc)
{
- if (qc->flags & AC_ERR_MEDIA)
+ if (qc->err_mask & AC_ERR_MEDIA)
return 0; /* don't retry media errors */
if (qc->flags & ATA_QCFLAG_IO)
return 1; /* otherwise retry anything from fs stack */
diff --git a/drivers/base/regmap/regmap-debugfs.c b/drivers/base/regmap/regmap-debugfs.c
index 46a213a..d9a6c94 100644
--- a/drivers/base/regmap/regmap-debugfs.c
+++ b/drivers/base/regmap/regmap-debugfs.c
@@ -121,8 +121,6 @@ static unsigned int regmap_debugfs_get_dump_start(struct regmap *map,
c->max = p - 1;
list_add_tail(&c->list,
&map->debugfs_off_cache);
- } else {
- return base;
}
/*
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index 42d5cb0..f00b059 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -1106,7 +1106,7 @@ EXPORT_SYMBOL_GPL(regmap_raw_write);
* @val_count: Number of registers to write
*
* This function is intended to be used for writing a large block of
- * data to be device either in single transfer or multiple transfer.
+ * data to the device either in single transfer or multiple transfer.
*
* A value of zero will be returned on success, a negative errno will
* be returned in error cases.
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 9d8409c..8ad21a2 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -889,6 +889,7 @@ static void virtblk_remove(struct virtio_device *vdev)
{
struct virtio_blk *vblk = vdev->priv;
int index = vblk->index;
+ int refc;
/* Prevent config work handler from accessing the device. */
mutex_lock(&vblk->config_lock);
@@ -903,11 +904,15 @@ static void virtblk_remove(struct virtio_device *vdev)
flush_work(&vblk->config_work);
+ refc = atomic_read(&disk_to_dev(vblk->disk)->kobj.kref.refcount);
put_disk(vblk->disk);
mempool_destroy(vblk->pool);
vdev->config->del_vqs(vdev);
kfree(vblk);
- ida_simple_remove(&vd_index_ida, index);
+
+ /* Only free device id if we don't have any users */
+ if (refc == 1)
+ ida_simple_remove(&vd_index_ida, index);
}
#ifdef CONFIG_PM
diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
index b00000e..33c9a44 100644
--- a/drivers/bluetooth/ath3k.c
+++ b/drivers/bluetooth/ath3k.c
@@ -77,10 +77,15 @@ static struct usb_device_id ath3k_table[] = {
{ USB_DEVICE(0x0CF3, 0x311D) },
{ USB_DEVICE(0x13d3, 0x3375) },
{ USB_DEVICE(0x04CA, 0x3005) },
+ { USB_DEVICE(0x04CA, 0x3006) },
+ { USB_DEVICE(0x04CA, 0x3008) },
{ USB_DEVICE(0x13d3, 0x3362) },
{ USB_DEVICE(0x0CF3, 0xE004) },
{ USB_DEVICE(0x0930, 0x0219) },
{ USB_DEVICE(0x0489, 0xe057) },
+ { USB_DEVICE(0x13d3, 0x3393) },
+ { USB_DEVICE(0x0489, 0xe04e) },
+ { USB_DEVICE(0x0489, 0xe056) },
/* Atheros AR5BBU12 with sflash firmware */
{ USB_DEVICE(0x0489, 0xE02C) },
@@ -104,10 +109,15 @@ static struct usb_device_id ath3k_blist_tbl[] = {
{ USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x13d3, 0x3393), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x0489, 0xe04e), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x0489, 0xe056), .driver_info = BTUSB_ATH3012 },
/* Atheros AR5BBU22 with sflash firmware */
{ USB_DEVICE(0x0489, 0xE03C), .driver_info = BTUSB_ATH3012 },
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index a1d4ede..7e351e3 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -135,10 +135,15 @@ static struct usb_device_id blacklist_table[] = {
{ USB_DEVICE(0x0cf3, 0x311d), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x13d3, 0x3393), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x0489, 0xe04e), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x0489, 0xe056), .driver_info = BTUSB_ATH3012 },
/* Atheros AR5BBU12 with sflash firmware */
{ USB_DEVICE(0x0489, 0xe02c), .driver_info = BTUSB_IGNORE },
diff --git a/drivers/clk/mvebu/clk-cpu.c b/drivers/clk/mvebu/clk-cpu.c
index ff004578..9dd2551 100644
--- a/drivers/clk/mvebu/clk-cpu.c
+++ b/drivers/clk/mvebu/clk-cpu.c
@@ -124,7 +124,7 @@ void __init of_cpu_clk_setup(struct device_node *node)
clks = kzalloc(ncpus * sizeof(*clks), GFP_KERNEL);
if (WARN_ON(!clks))
- return;
+ goto clks_out;
for_each_node_by_type(dn, "cpu") {
struct clk_init_data init;
@@ -134,11 +134,11 @@ void __init of_cpu_clk_setup(struct device_node *node)
int cpu, err;
if (WARN_ON(!clk_name))
- return;
+ goto bail_out;
err = of_property_read_u32(dn, "reg", &cpu);
if (WARN_ON(err))
- return;
+ goto bail_out;
sprintf(clk_name, "cpu%d", cpu);
parent_clk = of_clk_get(node, 0);
@@ -167,6 +167,9 @@ void __init of_cpu_clk_setup(struct device_node *node)
return;
bail_out:
kfree(clks);
+ while(ncpus--)
+ kfree(cpuclk[ncpus].clk_name);
+clks_out:
kfree(cpuclk);
}
diff --git a/drivers/cpufreq/Kconfig.x86 b/drivers/cpufreq/Kconfig.x86
index 934854a..7227cd7 100644
--- a/drivers/cpufreq/Kconfig.x86
+++ b/drivers/cpufreq/Kconfig.x86
@@ -106,7 +106,7 @@ config X86_POWERNOW_K7_ACPI
config X86_POWERNOW_K8
tristate "AMD Opteron/Athlon64 PowerNow!"
select CPU_FREQ_TABLE
- depends on ACPI && ACPI_PROCESSOR
+ depends on ACPI && ACPI_PROCESSOR && X86_ACPI_CPUFREQ
help
This adds the CPUFreq driver for K8/early Opteron/Athlon64 processors.
Support for K10 and newer processors is now in acpi-cpufreq.
diff --git a/drivers/cpufreq/acpi-cpufreq.c b/drivers/cpufreq/acpi-cpufreq.c
index 0d048f6..7b0d49d 100644
--- a/drivers/cpufreq/acpi-cpufreq.c
+++ b/drivers/cpufreq/acpi-cpufreq.c
@@ -1030,4 +1030,11 @@ MODULE_PARM_DESC(acpi_pstate_strict,
late_initcall(acpi_cpufreq_init);
module_exit(acpi_cpufreq_exit);
+static const struct x86_cpu_id acpi_cpufreq_ids[] = {
+ X86_FEATURE_MATCH(X86_FEATURE_ACPI),
+ X86_FEATURE_MATCH(X86_FEATURE_HW_PSTATE),
+ {}
+};
+MODULE_DEVICE_TABLE(x86cpu, acpi_cpufreq_ids);
+
MODULE_ALIAS("acpi");
diff --git a/drivers/cpufreq/cpufreq-cpu0.c b/drivers/cpufreq/cpufreq-cpu0.c
index 52bf36d..debc5a7 100644
--- a/drivers/cpufreq/cpufreq-cpu0.c
+++ b/drivers/cpufreq/cpufreq-cpu0.c
@@ -71,12 +71,15 @@ static int cpu0_set_target(struct cpufreq_policy *policy,
}
if (cpu_reg) {
+ rcu_read_lock();
opp = opp_find_freq_ceil(cpu_dev, &freq_Hz);
if (IS_ERR(opp)) {
+ rcu_read_unlock();
pr_err("failed to find OPP for %ld\n", freq_Hz);
return PTR_ERR(opp);
}
volt = opp_get_voltage(opp);
+ rcu_read_unlock();
tol = volt * voltage_tolerance / 100;
volt_old = regulator_get_voltage(cpu_reg);
}
@@ -236,12 +239,14 @@ static int cpu0_cpufreq_driver_init(void)
*/
for (i = 0; freq_table[i].frequency != CPUFREQ_TABLE_END; i++)
;
+ rcu_read_lock();
opp = opp_find_freq_exact(cpu_dev,
freq_table[0].frequency * 1000, true);
min_uV = opp_get_voltage(opp);
opp = opp_find_freq_exact(cpu_dev,
freq_table[i-1].frequency * 1000, true);
max_uV = opp_get_voltage(opp);
+ rcu_read_unlock();
ret = regulator_set_voltage_time(cpu_reg, min_uV, max_uV);
if (ret > 0)
transition_latency += ret * 1000;
diff --git a/drivers/cpufreq/omap-cpufreq.c b/drivers/cpufreq/omap-cpufreq.c
index 1f3417a..97102b0 100644
--- a/drivers/cpufreq/omap-cpufreq.c
+++ b/drivers/cpufreq/omap-cpufreq.c
@@ -110,13 +110,16 @@ static int omap_target(struct cpufreq_policy *policy,
freq = ret;
if (mpu_reg) {
+ rcu_read_lock();
opp = opp_find_freq_ceil(mpu_dev, &freq);
if (IS_ERR(opp)) {
+ rcu_read_unlock();
dev_err(mpu_dev, "%s: unable to find MPU OPP for %d\n",
__func__, freqs.new);
return -EINVAL;
}
volt = opp_get_voltage(opp);
+ rcu_read_unlock();
tol = volt * OPP_TOLERANCE / 100;
volt_old = regulator_get_voltage(mpu_reg);
}
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c
index 53766f3..3b36797 100644
--- a/drivers/devfreq/devfreq.c
+++ b/drivers/devfreq/devfreq.c
@@ -994,6 +994,11 @@ module_exit(devfreq_exit);
* @freq: The frequency given to target function
* @flags: Flags handed from devfreq framework.
*
+ * Locking: This function must be called under rcu_read_lock(). opp is a rcu
+ * protected pointer. The reason for the same is that the opp pointer which is
+ * returned will remain valid for use with opp_get_{voltage, freq} only while
+ * under the locked area. The pointer returned must be used prior to unlocking
+ * with rcu_read_unlock() to maintain the integrity of the pointer.
*/
struct opp *devfreq_recommended_opp(struct device *dev, unsigned long *freq,
u32 flags)
diff --git a/drivers/devfreq/exynos4_bus.c b/drivers/devfreq/exynos4_bus.c
index 80c745e..46d94e9 100644
--- a/drivers/devfreq/exynos4_bus.c
+++ b/drivers/devfreq/exynos4_bus.c
@@ -73,6 +73,16 @@ enum busclk_level_idx {
#define EX4210_LV_NUM (LV_2 + 1)
#define EX4x12_LV_NUM (LV_4 + 1)
+/**
+ * struct busfreq_opp_info - opp information for bus
+ * @rate: Frequency in hertz
+ * @volt: Voltage in microvolts corresponding to this OPP
+ */
+struct busfreq_opp_info {
+ unsigned long rate;
+ unsigned long volt;
+};
+
struct busfreq_data {
enum exynos4_busf_type type;
struct device *dev;
@@ -80,7 +90,7 @@ struct busfreq_data {
bool disabled;
struct regulator *vdd_int;
struct regulator *vdd_mif; /* Exynos4412/4212 only */
- struct opp *curr_opp;
+ struct busfreq_opp_info curr_oppinfo;
struct exynos4_ppmu dmc[2];
struct notifier_block pm_notifier;
@@ -296,13 +306,14 @@ static unsigned int exynos4x12_clkdiv_sclkip[][3] = {
};
-static int exynos4210_set_busclk(struct busfreq_data *data, struct opp *opp)
+static int exynos4210_set_busclk(struct busfreq_data *data,
+ struct busfreq_opp_info *oppi)
{
unsigned int index;
unsigned int tmp;
for (index = LV_0; index < EX4210_LV_NUM; index++)
- if (opp_get_freq(opp) == exynos4210_busclk_table[index].clk)
+ if (oppi->rate == exynos4210_busclk_table[index].clk)
break;
if (index == EX4210_LV_NUM)
@@ -361,13 +372,14 @@ static int exynos4210_set_busclk(struct busfreq_data *data, struct opp *opp)
return 0;
}
-static int exynos4x12_set_busclk(struct busfreq_data *data, struct opp *opp)
+static int exynos4x12_set_busclk(struct busfreq_data *data,
+ struct busfreq_opp_info *oppi)
{
unsigned int index;
unsigned int tmp;
for (index = LV_0; index < EX4x12_LV_NUM; index++)
- if (opp_get_freq(opp) == exynos4x12_mifclk_table[index].clk)
+ if (oppi->rate == exynos4x12_mifclk_table[index].clk)
break;
if (index == EX4x12_LV_NUM)
@@ -576,11 +588,12 @@ static int exynos4x12_get_intspec(unsigned long mifclk)
return -EINVAL;
}
-static int exynos4_bus_setvolt(struct busfreq_data *data, struct opp *opp,
- struct opp *oldopp)
+static int exynos4_bus_setvolt(struct busfreq_data *data,
+ struct busfreq_opp_info *oppi,
+ struct busfreq_opp_info *oldoppi)
{
int err = 0, tmp;
- unsigned long volt = opp_get_voltage(opp);
+ unsigned long volt = oppi->volt;
switch (data->type) {
case TYPE_BUSF_EXYNOS4210:
@@ -595,11 +608,11 @@ static int exynos4_bus_setvolt(struct busfreq_data *data, struct opp *opp,
if (err)
break;
- tmp = exynos4x12_get_intspec(opp_get_freq(opp));
+ tmp = exynos4x12_get_intspec(oppi->rate);
if (tmp < 0) {
err = tmp;
regulator_set_voltage(data->vdd_mif,
- opp_get_voltage(oldopp),
+ oldoppi->volt,
MAX_SAFEVOLT);
break;
}
@@ -609,7 +622,7 @@ static int exynos4_bus_setvolt(struct busfreq_data *data, struct opp *opp,
/* Try to recover */
if (err)
regulator_set_voltage(data->vdd_mif,
- opp_get_voltage(oldopp),
+ oldoppi->volt,
MAX_SAFEVOLT);
break;
default:
@@ -626,17 +639,26 @@ static int exynos4_bus_target(struct device *dev, unsigned long *_freq,
struct platform_device *pdev = container_of(dev, struct platform_device,
dev);
struct busfreq_data *data = platform_get_drvdata(pdev);
- struct opp *opp = devfreq_recommended_opp(dev, _freq, flags);
- unsigned long freq = opp_get_freq(opp);
- unsigned long old_freq = opp_get_freq(data->curr_opp);
+ struct opp *opp;
+ unsigned long freq;
+ unsigned long old_freq = data->curr_oppinfo.rate;
+ struct busfreq_opp_info new_oppinfo;
- if (IS_ERR(opp))
+ rcu_read_lock();
+ opp = devfreq_recommended_opp(dev, _freq, flags);
+ if (IS_ERR(opp)) {
+ rcu_read_unlock();
return PTR_ERR(opp);
+ }
+ new_oppinfo.rate = opp_get_freq(opp);
+ new_oppinfo.volt = opp_get_voltage(opp);
+ rcu_read_unlock();
+ freq = new_oppinfo.rate;
if (old_freq == freq)
return 0;
- dev_dbg(dev, "targetting %lukHz %luuV\n", freq, opp_get_voltage(opp));
+ dev_dbg(dev, "targetting %lukHz %luuV\n", freq, new_oppinfo.volt);
mutex_lock(&data->lock);
@@ -644,17 +666,18 @@ static int exynos4_bus_target(struct device *dev, unsigned long *_freq,
goto out;
if (old_freq < freq)
- err = exynos4_bus_setvolt(data, opp, data->curr_opp);
+ err = exynos4_bus_setvolt(data, &new_oppinfo,
+ &data->curr_oppinfo);
if (err)
goto out;
if (old_freq != freq) {
switch (data->type) {
case TYPE_BUSF_EXYNOS4210:
- err = exynos4210_set_busclk(data, opp);
+ err = exynos4210_set_busclk(data, &new_oppinfo);
break;
case TYPE_BUSF_EXYNOS4x12:
- err = exynos4x12_set_busclk(data, opp);
+ err = exynos4x12_set_busclk(data, &new_oppinfo);
break;
default:
err = -EINVAL;
@@ -664,11 +687,12 @@ static int exynos4_bus_target(struct device *dev, unsigned long *_freq,
goto out;
if (old_freq > freq)
- err = exynos4_bus_setvolt(data, opp, data->curr_opp);
+ err = exynos4_bus_setvolt(data, &new_oppinfo,
+ &data->curr_oppinfo);
if (err)
goto out;
- data->curr_opp = opp;
+ data->curr_oppinfo = new_oppinfo;
out:
mutex_unlock(&data->lock);
return err;
@@ -702,7 +726,7 @@ static int exynos4_bus_get_dev_status(struct device *dev,
exynos4_read_ppmu(data);
busier_dmc = exynos4_get_busier_dmc(data);
- stat->current_frequency = opp_get_freq(data->curr_opp);
+ stat->current_frequency = data->curr_oppinfo.rate;
if (busier_dmc)
addr = S5P_VA_DMC1;
@@ -933,6 +957,7 @@ static int exynos4_busfreq_pm_notifier_event(struct notifier_block *this,
struct busfreq_data *data = container_of(this, struct busfreq_data,
pm_notifier);
struct opp *opp;
+ struct busfreq_opp_info new_oppinfo;
unsigned long maxfreq = ULONG_MAX;
int err = 0;
@@ -943,18 +968,29 @@ static int exynos4_busfreq_pm_notifier_event(struct notifier_block *this,
data->disabled = true;
+ rcu_read_lock();
opp = opp_find_freq_floor(data->dev, &maxfreq);
+ if (IS_ERR(opp)) {
+ rcu_read_unlock();
+ dev_err(data->dev, "%s: unable to find a min freq\n",
+ __func__);
+ return PTR_ERR(opp);
+ }
+ new_oppinfo.rate = opp_get_freq(opp);
+ new_oppinfo.volt = opp_get_voltage(opp);
+ rcu_read_unlock();
- err = exynos4_bus_setvolt(data, opp, data->curr_opp);
+ err = exynos4_bus_setvolt(data, &new_oppinfo,
+ &data->curr_oppinfo);
if (err)
goto unlock;
switch (data->type) {
case TYPE_BUSF_EXYNOS4210:
- err = exynos4210_set_busclk(data, opp);
+ err = exynos4210_set_busclk(data, &new_oppinfo);
break;
case TYPE_BUSF_EXYNOS4x12:
- err = exynos4x12_set_busclk(data, opp);
+ err = exynos4x12_set_busclk(data, &new_oppinfo);
break;
default:
err = -EINVAL;
@@ -962,7 +998,7 @@ static int exynos4_busfreq_pm_notifier_event(struct notifier_block *this,
if (err)
goto unlock;
- data->curr_opp = opp;
+ data->curr_oppinfo = new_oppinfo;
unlock:
mutex_unlock(&data->lock);
if (err)
@@ -1027,13 +1063,17 @@ static int exynos4_busfreq_probe(struct platform_device *pdev)
}
}
+ rcu_read_lock();
opp = opp_find_freq_floor(dev, &exynos4_devfreq_profile.initial_freq);
if (IS_ERR(opp)) {
+ rcu_read_unlock();
dev_err(dev, "Invalid initial frequency %lu kHz.\n",
exynos4_devfreq_profile.initial_freq);
return PTR_ERR(opp);
}
- data->curr_opp = opp;
+ data->curr_oppinfo.rate = opp_get_freq(opp);
+ data->curr_oppinfo.volt = opp_get_voltage(opp);
+ rcu_read_unlock();
platform_set_drvdata(pdev, data);
diff --git a/drivers/dma/imx-dma.c b/drivers/dma/imx-dma.c
index dbf0e6f..a7dcf78 100644
--- a/drivers/dma/imx-dma.c
+++ b/drivers/dma/imx-dma.c
@@ -684,9 +684,8 @@ static int imxdma_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd,
break;
}
- imxdmac->hw_chaining = 1;
- if (!imxdma_hw_chain(imxdmac))
- return -EINVAL;
+ imxdmac->hw_chaining = 0;
+
imxdmac->ccr_from_device = (mode | IMX_DMA_TYPE_FIFO) |
((IMX_DMA_MEMSIZE_32 | IMX_DMA_TYPE_LINEAR) << 2) |
CCR_REN;
diff --git a/drivers/dma/ioat/dma_v3.c b/drivers/dma/ioat/dma_v3.c
index e5fc944..3e9d669 100644
--- a/drivers/dma/ioat/dma_v3.c
+++ b/drivers/dma/ioat/dma_v3.c
@@ -951,7 +951,7 @@ static int ioat_xor_val_self_test(struct ioatdma_device *device)
goto free_resources;
}
}
- dma_sync_single_for_device(dev, dest_dma, PAGE_SIZE, DMA_TO_DEVICE);
+ dma_sync_single_for_device(dev, dest_dma, PAGE_SIZE, DMA_FROM_DEVICE);
/* skip validate if the capability is not present */
if (!dma_has_cap(DMA_XOR_VAL, dma_chan->device->cap_mask))
diff --git a/drivers/dma/tegra20-apb-dma.c b/drivers/dma/tegra20-apb-dma.c
index c39e61b..3cad856 100644
--- a/drivers/dma/tegra20-apb-dma.c
+++ b/drivers/dma/tegra20-apb-dma.c
@@ -266,6 +266,7 @@ static struct tegra_dma_desc *tegra_dma_desc_get(
if (async_tx_test_ack(&dma_desc->txd)) {
list_del(&dma_desc->node);
spin_unlock_irqrestore(&tdc->lock, flags);
+ dma_desc->txd.flags = 0;
return dma_desc;
}
}
@@ -1050,7 +1051,9 @@ struct dma_async_tx_descriptor *tegra_dma_prep_dma_cyclic(
TEGRA_APBDMA_AHBSEQ_WRAP_SHIFT;
ahb_seq |= TEGRA_APBDMA_AHBSEQ_BUS_WIDTH_32;
- csr |= TEGRA_APBDMA_CSR_FLOW | TEGRA_APBDMA_CSR_IE_EOC;
+ csr |= TEGRA_APBDMA_CSR_FLOW;
+ if (flags & DMA_PREP_INTERRUPT)
+ csr |= TEGRA_APBDMA_CSR_IE_EOC;
csr |= tdc->dma_sconfig.slave_id << TEGRA_APBDMA_CSR_REQ_SEL_SHIFT;
apb_seq |= TEGRA_APBDMA_APBSEQ_WRAP_WORD_1;
@@ -1095,7 +1098,8 @@ struct dma_async_tx_descriptor *tegra_dma_prep_dma_cyclic(
mem += len;
}
sg_req->last_sg = true;
- dma_desc->txd.flags = 0;
+ if (flags & DMA_CTRL_ACK)
+ dma_desc->txd.flags = DMA_CTRL_ACK;
/*
* Make sure that mode should not be conflicting with currently
diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 281f566..d1e9eb1 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -340,7 +340,7 @@ struct mem_ctl_info *edac_mc_alloc(unsigned mc_num,
/*
* Alocate and fill the csrow/channels structs
*/
- mci->csrows = kcalloc(sizeof(*mci->csrows), tot_csrows, GFP_KERNEL);
+ mci->csrows = kcalloc(tot_csrows, sizeof(*mci->csrows), GFP_KERNEL);
if (!mci->csrows)
goto error;
for (row = 0; row < tot_csrows; row++) {
@@ -351,7 +351,7 @@ struct mem_ctl_info *edac_mc_alloc(unsigned mc_num,
csr->csrow_idx = row;
csr->mci = mci;
csr->nr_channels = tot_channels;
- csr->channels = kcalloc(sizeof(*csr->channels), tot_channels,
+ csr->channels = kcalloc(tot_channels, sizeof(*csr->channels),
GFP_KERNEL);
if (!csr->channels)
goto error;
@@ -369,7 +369,7 @@ struct mem_ctl_info *edac_mc_alloc(unsigned mc_num,
/*
* Allocate and fill the dimm structs
*/
- mci->dimms = kcalloc(sizeof(*mci->dimms), tot_dimms, GFP_KERNEL);
+ mci->dimms = kcalloc(tot_dimms, sizeof(*mci->dimms), GFP_KERNEL);
if (!mci->dimms)
goto error;
diff --git a/drivers/edac/edac_pci_sysfs.c b/drivers/edac/edac_pci_sysfs.c
index dc6e905..0056c4d 100644
--- a/drivers/edac/edac_pci_sysfs.c
+++ b/drivers/edac/edac_pci_sysfs.c
@@ -256,7 +256,7 @@ static ssize_t edac_pci_dev_store(struct kobject *kobj,
struct edac_pci_dev_attribute *edac_pci_dev;
edac_pci_dev = (struct edac_pci_dev_attribute *)attr;
- if (edac_pci_dev->show)
+ if (edac_pci_dev->store)
return edac_pci_dev->store(edac_pci_dev->value, buffer, count);
return -EIO;
}
diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c
index fd3ae62..982f1f5 100644
--- a/drivers/firmware/dmi_scan.c
+++ b/drivers/firmware/dmi_scan.c
@@ -471,7 +471,7 @@ void __init dmi_scan_machine(void)
char __iomem *p, *q;
int rc;
- if (efi_enabled) {
+ if (efi_enabled(EFI_CONFIG_TABLES)) {
if (efi.smbios == EFI_INVALID_TABLE_ADDR)
goto error;
diff --git a/drivers/firmware/efivars.c b/drivers/firmware/efivars.c
index 7b1c374..f5596db 100644
--- a/drivers/firmware/efivars.c
+++ b/drivers/firmware/efivars.c
@@ -674,7 +674,7 @@ static int efi_status_to_err(efi_status_t status)
err = -EACCES;
break;
case EFI_NOT_FOUND:
- err = -ENOENT;
+ err = -EIO;
break;
default:
err = -EINVAL;
@@ -793,6 +793,7 @@ static ssize_t efivarfs_file_write(struct file *file,
spin_unlock(&efivars->lock);
efivar_unregister(var);
drop_nlink(inode);
+ d_delete(file->f_dentry);
dput(file->f_dentry);
} else {
@@ -994,7 +995,7 @@ static int efivarfs_unlink(struct inode *dir, struct dentry *dentry)
list_del(&var->list);
spin_unlock(&efivars->lock);
efivar_unregister(var);
- drop_nlink(dir);
+ drop_nlink(dentry->d_inode);
dput(dentry);
return 0;
}
@@ -1782,7 +1783,7 @@ efivars_init(void)
printk(KERN_INFO "EFI Variables Facility v%s %s\n", EFIVARS_VERSION,
EFIVARS_DATE);
- if (!efi_enabled)
+ if (!efi_enabled(EFI_RUNTIME_SERVICES))
return 0;
/* For now we'll register the efi directory at /sys/firmware/efi */
@@ -1822,7 +1823,7 @@ err_put:
static void __exit
efivars_exit(void)
{
- if (efi_enabled) {
+ if (efi_enabled(EFI_RUNTIME_SERVICES)) {
unregister_efivars(&__efivars);
kobject_put(efi_kobj);
}
diff --git a/drivers/firmware/iscsi_ibft_find.c b/drivers/firmware/iscsi_ibft_find.c
index 4da4eb9..2224f1d 100644
--- a/drivers/firmware/iscsi_ibft_find.c
+++ b/drivers/firmware/iscsi_ibft_find.c
@@ -99,7 +99,7 @@ unsigned long __init find_ibft_region(unsigned long *sizep)
/* iBFT 1.03 section 1.4.3.1 mandates that UEFI machines will
* only use ACPI for this */
- if (!efi_enabled)
+ if (!efi_enabled(EFI_BOOT))
find_ibft_in_mem();
if (ibft_addr) {
diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c
index 7d9bd94..6819d63 100644
--- a/drivers/gpio/gpio-mvebu.c
+++ b/drivers/gpio/gpio-mvebu.c
@@ -547,7 +547,6 @@ static int mvebu_gpio_probe(struct platform_device *pdev)
mvchip->membase = devm_request_and_ioremap(&pdev->dev, res);
if (! mvchip->membase) {
dev_err(&pdev->dev, "Cannot ioremap\n");
- kfree(mvchip->chip.label);
return -ENOMEM;
}
@@ -557,14 +556,12 @@ static int mvebu_gpio_probe(struct platform_device *pdev)
res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
if (! res) {
dev_err(&pdev->dev, "Cannot get memory resource\n");
- kfree(mvchip->chip.label);
return -ENODEV;
}
mvchip->percpu_membase = devm_request_and_ioremap(&pdev->dev, res);
if (! mvchip->percpu_membase) {
dev_err(&pdev->dev, "Cannot ioremap\n");
- kfree(mvchip->chip.label);
return -ENOMEM;
}
}
@@ -625,7 +622,6 @@ static int mvebu_gpio_probe(struct platform_device *pdev)
mvchip->irqbase = irq_alloc_descs(-1, 0, ngpios, -1);
if (mvchip->irqbase < 0) {
dev_err(&pdev->dev, "no irqs\n");
- kfree(mvchip->chip.label);
return -ENOMEM;
}
@@ -633,7 +629,6 @@ static int mvebu_gpio_probe(struct platform_device *pdev)
mvchip->membase, handle_level_irq);
if (! gc) {
dev_err(&pdev->dev, "Cannot allocate generic irq_chip\n");
- kfree(mvchip->chip.label);
return -ENOMEM;
}
@@ -668,7 +663,6 @@ static int mvebu_gpio_probe(struct platform_device *pdev)
irq_remove_generic_chip(gc, IRQ_MSK(ngpios), IRQ_NOREQUEST,
IRQ_LEVEL | IRQ_NOPROBE);
kfree(gc);
- kfree(mvchip->chip.label);
return -ENODEV;
}
diff --git a/drivers/gpio/gpio-samsung.c b/drivers/gpio/gpio-samsung.c
index 01f7fe9..76be7ee 100644
--- a/drivers/gpio/gpio-samsung.c
+++ b/drivers/gpio/gpio-samsung.c
@@ -32,7 +32,6 @@
#include <mach/hardware.h>
#include <mach/map.h>
-#include <mach/regs-clock.h>
#include <mach/regs-gpio.h>
#include <plat/cpu.h>
@@ -446,7 +445,7 @@ static struct samsung_gpio_cfg s3c24xx_gpiocfg_banka = {
};
#endif
-#if defined(CONFIG_ARCH_EXYNOS4) || defined(CONFIG_ARCH_EXYNOS5)
+#if defined(CONFIG_ARCH_EXYNOS4) || defined(CONFIG_SOC_EXYNOS5250)
static struct samsung_gpio_cfg exynos_gpio_cfg = {
.set_pull = exynos_gpio_setpull,
.get_pull = exynos_gpio_getpull,
@@ -2446,7 +2445,7 @@ static struct samsung_gpio_chip exynos4_gpios_3[] = {
};
#endif
-#ifdef CONFIG_ARCH_EXYNOS5
+#ifdef CONFIG_SOC_EXYNOS5250
static struct samsung_gpio_chip exynos5_gpios_1[] = {
{
.chip = {
@@ -2614,7 +2613,7 @@ static struct samsung_gpio_chip exynos5_gpios_1[] = {
};
#endif
-#ifdef CONFIG_ARCH_EXYNOS5
+#ifdef CONFIG_SOC_EXYNOS5250
static struct samsung_gpio_chip exynos5_gpios_2[] = {
{
.chip = {
@@ -2675,7 +2674,7 @@ static struct samsung_gpio_chip exynos5_gpios_2[] = {
};
#endif
-#ifdef CONFIG_ARCH_EXYNOS5
+#ifdef CONFIG_SOC_EXYNOS5250
static struct samsung_gpio_chip exynos5_gpios_3[] = {
{
.chip = {
@@ -2711,7 +2710,7 @@ static struct samsung_gpio_chip exynos5_gpios_3[] = {
};
#endif
-#ifdef CONFIG_ARCH_EXYNOS5
+#ifdef CONFIG_SOC_EXYNOS5250
static struct samsung_gpio_chip exynos5_gpios_4[] = {
{
.chip = {
@@ -3010,7 +3009,7 @@ static __init int samsung_gpiolib_init(void)
int i, nr_chips;
int group = 0;
-#ifdef CONFIG_PINCTRL_SAMSUNG
+#if defined(CONFIG_PINCTRL_EXYNOS) || defined(CONFIG_PINCTRL_EXYNOS5440)
/*
* This gpio driver includes support for device tree support and there
* are platforms using it. In order to maintain compatibility with those
@@ -3026,6 +3025,7 @@ static __init int samsung_gpiolib_init(void)
static const struct of_device_id exynos_pinctrl_ids[] = {
{ .compatible = "samsung,pinctrl-exynos4210", },
{ .compatible = "samsung,pinctrl-exynos4x12", },
+ { .compatible = "samsung,pinctrl-exynos5440", },
};
for_each_matching_node(pctrl_np, exynos_pinctrl_ids)
if (pctrl_np && of_device_is_available(pctrl_np))
diff --git a/drivers/gpu/drm/exynos/Kconfig b/drivers/gpu/drm/exynos/Kconfig
index 1d1f1e5..046bcda 100644
--- a/drivers/gpu/drm/exynos/Kconfig
+++ b/drivers/gpu/drm/exynos/Kconfig
@@ -24,7 +24,7 @@ config DRM_EXYNOS_DMABUF
config DRM_EXYNOS_FIMD
bool "Exynos DRM FIMD"
- depends on DRM_EXYNOS && !FB_S3C
+ depends on DRM_EXYNOS && !FB_S3C && !ARCH_MULTIPLATFORM
help
Choose this option if you want to use Exynos FIMD for DRM.
@@ -48,7 +48,7 @@ config DRM_EXYNOS_G2D
config DRM_EXYNOS_IPP
bool "Exynos DRM IPP"
- depends on DRM_EXYNOS
+ depends on DRM_EXYNOS && !ARCH_MULTIPLATFORM
help
Choose this option if you want to use IPP feature for DRM.
diff --git a/drivers/gpu/drm/exynos/exynos_drm_connector.c b/drivers/gpu/drm/exynos/exynos_drm_connector.c
index ab37437..4c5b685 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_connector.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_connector.c
@@ -18,7 +18,6 @@
#include "exynos_drm_drv.h"
#include "exynos_drm_encoder.h"
-#define MAX_EDID 256
#define to_exynos_connector(x) container_of(x, struct exynos_drm_connector,\
drm_connector)
@@ -96,7 +95,9 @@ static int exynos_drm_connector_get_modes(struct drm_connector *connector)
to_exynos_connector(connector);
struct exynos_drm_manager *manager = exynos_connector->manager;
struct exynos_drm_display_ops *display_ops = manager->display_ops;
- unsigned int count;
+ struct edid *edid = NULL;
+ unsigned int count = 0;
+ int ret;
DRM_DEBUG_KMS("%s\n", __FILE__);
@@ -114,27 +115,21 @@ static int exynos_drm_connector_get_modes(struct drm_connector *connector)
* because lcd panel has only one mode.
*/
if (display_ops->get_edid) {
- int ret;
- void *edid;
-
- edid = kzalloc(MAX_EDID, GFP_KERNEL);
- if (!edid) {
- DRM_ERROR("failed to allocate edid\n");
- return 0;
+ edid = display_ops->get_edid(manager->dev, connector);
+ if (IS_ERR_OR_NULL(edid)) {
+ ret = PTR_ERR(edid);
+ edid = NULL;
+ DRM_ERROR("Panel operation get_edid failed %d\n", ret);
+ goto out;
}
- ret = display_ops->get_edid(manager->dev, connector,
- edid, MAX_EDID);
- if (ret < 0) {
- DRM_ERROR("failed to get edid data.\n");
- kfree(edid);
- edid = NULL;
- return 0;
+ count = drm_add_edid_modes(connector, edid);
+ if (count < 0) {
+ DRM_ERROR("Add edid modes failed %d\n", count);
+ goto out;
}
drm_mode_connector_update_edid_property(connector, edid);
- count = drm_add_edid_modes(connector, edid);
- kfree(edid);
} else {
struct exynos_drm_panel_info *panel;
struct drm_display_mode *mode = drm_mode_create(connector->dev);
@@ -161,6 +156,8 @@ static int exynos_drm_connector_get_modes(struct drm_connector *connector)
count = 1;
}
+out:
+ kfree(edid);
return count;
}
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
index 9df9771..ba0a3aa 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
@@ -19,6 +19,7 @@
struct exynos_drm_dmabuf_attachment {
struct sg_table sgt;
enum dma_data_direction dir;
+ bool is_mapped;
};
static int exynos_gem_attach_dma_buf(struct dma_buf *dmabuf,
@@ -72,17 +73,10 @@ static struct sg_table *
DRM_DEBUG_PRIME("%s\n", __FILE__);
- if (WARN_ON(dir == DMA_NONE))
- return ERR_PTR(-EINVAL);
-
/* just return current sgt if already requested. */
- if (exynos_attach->dir == dir)
+ if (exynos_attach->dir == dir && exynos_attach->is_mapped)
return &exynos_attach->sgt;
- /* reattaching is not allowed. */
- if (WARN_ON(exynos_attach->dir != DMA_NONE))
- return ERR_PTR(-EBUSY);
-
buf = gem_obj->buffer;
if (!buf) {
DRM_ERROR("buffer is null.\n");
@@ -107,13 +101,17 @@ static struct sg_table *
wr = sg_next(wr);
}
- nents = dma_map_sg(attach->dev, sgt->sgl, sgt->orig_nents, dir);
- if (!nents) {
- DRM_ERROR("failed to map sgl with iommu.\n");
- sgt = ERR_PTR(-EIO);
- goto err_unlock;
+ if (dir != DMA_NONE) {
+ nents = dma_map_sg(attach->dev, sgt->sgl, sgt->orig_nents, dir);
+ if (!nents) {
+ DRM_ERROR("failed to map sgl with iommu.\n");
+ sg_free_table(sgt);
+ sgt = ERR_PTR(-EIO);
+ goto err_unlock;
+ }
}
+ exynos_attach->is_mapped = true;
exynos_attach->dir = dir;
attach->priv = exynos_attach;
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h
index b9e51bc..4606fac 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h
@@ -148,8 +148,8 @@ struct exynos_drm_overlay {
struct exynos_drm_display_ops {
enum exynos_drm_output_type type;
bool (*is_connected)(struct device *dev);
- int (*get_edid)(struct device *dev, struct drm_connector *connector,
- u8 *edid, int len);
+ struct edid *(*get_edid)(struct device *dev,
+ struct drm_connector *connector);
void *(*get_panel)(struct device *dev);
int (*check_timing)(struct device *dev, void *timing);
int (*power_on)(struct device *dev, int mode);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
index 36c3905..9a4c08e 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
@@ -324,7 +324,7 @@ out:
g2d_userptr = NULL;
}
-dma_addr_t *g2d_userptr_get_dma_addr(struct drm_device *drm_dev,
+static dma_addr_t *g2d_userptr_get_dma_addr(struct drm_device *drm_dev,
unsigned long userptr,
unsigned long size,
struct drm_file *filp,
diff --git a/drivers/gpu/drm/exynos/exynos_drm_hdmi.c b/drivers/gpu/drm/exynos/exynos_drm_hdmi.c
index 850e995..2864453 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_hdmi.c
@@ -108,18 +108,17 @@ static bool drm_hdmi_is_connected(struct device *dev)
return false;
}
-static int drm_hdmi_get_edid(struct device *dev,
- struct drm_connector *connector, u8 *edid, int len)
+static struct edid *drm_hdmi_get_edid(struct device *dev,
+ struct drm_connector *connector)
{
struct drm_hdmi_context *ctx = to_context(dev);
DRM_DEBUG_KMS("%s\n", __FILE__);
if (hdmi_ops && hdmi_ops->get_edid)
- return hdmi_ops->get_edid(ctx->hdmi_ctx->ctx, connector, edid,
- len);
+ return hdmi_ops->get_edid(ctx->hdmi_ctx->ctx, connector);
- return 0;
+ return NULL;
}
static int drm_hdmi_check_timing(struct device *dev, void *timing)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_hdmi.h b/drivers/gpu/drm/exynos/exynos_drm_hdmi.h
index 784a7e9..d80516f 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_hdmi.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_hdmi.h
@@ -30,8 +30,8 @@ struct exynos_drm_hdmi_context {
struct exynos_hdmi_ops {
/* display */
bool (*is_connected)(void *ctx);
- int (*get_edid)(void *ctx, struct drm_connector *connector,
- u8 *edid, int len);
+ struct edid *(*get_edid)(void *ctx,
+ struct drm_connector *connector);
int (*check_timing)(void *ctx, void *timing);
int (*power_on)(void *ctx, int mode);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.c b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
index 0bda964..1a55635 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_ipp.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
@@ -869,7 +869,7 @@ static void ipp_put_event(struct drm_exynos_ipp_cmd_node *c_node,
}
}
-void ipp_handle_cmd_work(struct device *dev,
+static void ipp_handle_cmd_work(struct device *dev,
struct exynos_drm_ippdrv *ippdrv,
struct drm_exynos_ipp_cmd_work *cmd_work,
struct drm_exynos_ipp_cmd_node *c_node)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_rotator.c b/drivers/gpu/drm/exynos/exynos_drm_rotator.c
index e9e83ef..f976e29 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_rotator.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_rotator.c
@@ -734,7 +734,7 @@ static int rotator_remove(struct platform_device *pdev)
return 0;
}
-struct rot_limit_table rot_limit_tbl = {
+static struct rot_limit_table rot_limit_tbl = {
.ycbcr420_2p = {
.min_w = 32,
.min_h = 32,
@@ -751,7 +751,7 @@ struct rot_limit_table rot_limit_tbl = {
},
};
-struct platform_device_id rotator_driver_ids[] = {
+static struct platform_device_id rotator_driver_ids[] = {
{
.name = "exynos-rot",
.driver_data = (unsigned long)&rot_limit_tbl,
diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
index d0ca3c4..13ccbd4 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
@@ -98,10 +98,12 @@ static bool vidi_display_is_connected(struct device *dev)
return ctx->connected ? true : false;
}
-static int vidi_get_edid(struct device *dev, struct drm_connector *connector,
- u8 *edid, int len)
+static struct edid *vidi_get_edid(struct device *dev,
+ struct drm_connector *connector)
{
struct vidi_context *ctx = get_vidi_context(dev);
+ struct edid *edid;
+ int edid_len;
DRM_DEBUG_KMS("%s\n", __FILE__);
@@ -111,13 +113,18 @@ static int vidi_get_edid(struct device *dev, struct drm_connector *connector,
*/
if (!ctx->raw_edid) {
DRM_DEBUG_KMS("raw_edid is null.\n");
- return -EFAULT;
+ return ERR_PTR(-EFAULT);
}
- memcpy(edid, ctx->raw_edid, min((1 + ctx->raw_edid->extensions)
- * EDID_LENGTH, len));
+ edid_len = (1 + ctx->raw_edid->extensions) * EDID_LENGTH;
+ edid = kzalloc(edid_len, GFP_KERNEL);
+ if (!edid) {
+ DRM_DEBUG_KMS("failed to allocate edid\n");
+ return ERR_PTR(-ENOMEM);
+ }
- return 0;
+ memcpy(edid, ctx->raw_edid, edid_len);
+ return edid;
}
static void *vidi_get_panel(struct device *dev)
@@ -514,7 +521,6 @@ int vidi_connection_ioctl(struct drm_device *drm_dev, void *data,
struct exynos_drm_manager *manager;
struct exynos_drm_display_ops *display_ops;
struct drm_exynos_vidi_connection *vidi = data;
- struct edid *raw_edid;
int edid_len;
DRM_DEBUG_KMS("%s\n", __FILE__);
@@ -551,11 +557,11 @@ int vidi_connection_ioctl(struct drm_device *drm_dev, void *data,
}
if (vidi->connection) {
- if (!vidi->edid) {
- DRM_DEBUG_KMS("edid data is null.\n");
+ struct edid *raw_edid = (struct edid *)(uint32_t)vidi->edid;
+ if (!drm_edid_is_valid(raw_edid)) {
+ DRM_DEBUG_KMS("edid data is invalid.\n");
return -EINVAL;
}
- raw_edid = (struct edid *)(uint32_t)vidi->edid;
edid_len = (1 + raw_edid->extensions) * EDID_LENGTH;
ctx->raw_edid = kzalloc(edid_len, GFP_KERNEL);
if (!ctx->raw_edid) {
diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
index 41ff79d..fbab3c4 100644
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -34,7 +34,6 @@
#include <linux/regulator/consumer.h>
#include <linux/io.h>
#include <linux/of_gpio.h>
-#include <plat/gpio-cfg.h>
#include <drm/exynos_drm.h>
@@ -98,8 +97,7 @@ struct hdmi_context {
void __iomem *regs;
void *parent_ctx;
- int external_irq;
- int internal_irq;
+ int irq;
struct i2c_client *ddc_port;
struct i2c_client *hdmiphy_port;
@@ -1391,8 +1389,7 @@ static bool hdmi_is_connected(void *ctx)
return hdata->hpd;
}
-static int hdmi_get_edid(void *ctx, struct drm_connector *connector,
- u8 *edid, int len)
+static struct edid *hdmi_get_edid(void *ctx, struct drm_connector *connector)
{
struct edid *raw_edid;
struct hdmi_context *hdata = ctx;
@@ -1400,22 +1397,18 @@ static int hdmi_get_edid(void *ctx, struct drm_connector *connector,
DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
if (!hdata->ddc_port)
- return -ENODEV;
+ return ERR_PTR(-ENODEV);
raw_edid = drm_get_edid(connector, hdata->ddc_port->adapter);
- if (raw_edid) {
- hdata->dvi_mode = !drm_detect_hdmi_monitor(raw_edid);
- memcpy(edid, raw_edid, min((1 + raw_edid->extensions)
- * EDID_LENGTH, len));
- DRM_DEBUG_KMS("%s : width[%d] x height[%d]\n",
- (hdata->dvi_mode ? "dvi monitor" : "hdmi monitor"),
- raw_edid->width_cm, raw_edid->height_cm);
- kfree(raw_edid);
- } else {
- return -ENODEV;
- }
+ if (!raw_edid)
+ return ERR_PTR(-ENODEV);
- return 0;
+ hdata->dvi_mode = !drm_detect_hdmi_monitor(raw_edid);
+ DRM_DEBUG_KMS("%s : width[%d] x height[%d]\n",
+ (hdata->dvi_mode ? "dvi monitor" : "hdmi monitor"),
+ raw_edid->width_cm, raw_edid->height_cm);
+
+ return raw_edid;
}
static int hdmi_v13_check_timing(struct fb_videomode *check_timing)
@@ -1652,16 +1645,16 @@ static void hdmi_conf_reset(struct hdmi_context *hdata)
/* resetting HDMI core */
hdmi_reg_writemask(hdata, reg, 0, HDMI_CORE_SW_RSTOUT);
- mdelay(10);
+ usleep_range(10000, 12000);
hdmi_reg_writemask(hdata, reg, ~0, HDMI_CORE_SW_RSTOUT);
- mdelay(10);
+ usleep_range(10000, 12000);
}
static void hdmi_conf_init(struct hdmi_context *hdata)
{
struct hdmi_infoframe infoframe;
- /* disable HPD interrupts */
+ /* disable HPD interrupts from HDMI IP block, use GPIO instead */
hdmi_reg_writemask(hdata, HDMI_INTC_CON, 0, HDMI_INTC_EN_GLOBAL |
HDMI_INTC_EN_HPD_PLUG | HDMI_INTC_EN_HPD_UNPLUG);
@@ -1779,7 +1772,7 @@ static void hdmi_v13_timing_apply(struct hdmi_context *hdata)
u32 val = hdmi_reg_read(hdata, HDMI_V13_PHY_STATUS);
if (val & HDMI_PHY_STATUS_READY)
break;
- mdelay(1);
+ usleep_range(1000, 2000);
}
/* steady state not achieved */
if (tries == 0) {
@@ -1946,7 +1939,7 @@ static void hdmi_v14_timing_apply(struct hdmi_context *hdata)
u32 val = hdmi_reg_read(hdata, HDMI_PHY_STATUS_0);
if (val & HDMI_PHY_STATUS_READY)
break;
- mdelay(1);
+ usleep_range(1000, 2000);
}
/* steady state not achieved */
if (tries == 0) {
@@ -1998,9 +1991,9 @@ static void hdmiphy_conf_reset(struct hdmi_context *hdata)
/* reset hdmiphy */
hdmi_reg_writemask(hdata, reg, ~0, HDMI_PHY_SW_RSTOUT);
- mdelay(10);
+ usleep_range(10000, 12000);
hdmi_reg_writemask(hdata, reg, 0, HDMI_PHY_SW_RSTOUT);
- mdelay(10);
+ usleep_range(10000, 12000);
}
static void hdmiphy_poweron(struct hdmi_context *hdata)
@@ -2048,7 +2041,7 @@ static void hdmiphy_conf_apply(struct hdmi_context *hdata)
return;
}
- mdelay(10);
+ usleep_range(10000, 12000);
/* operation mode */
operation[0] = 0x1f;
@@ -2170,6 +2163,13 @@ static void hdmi_commit(void *ctx)
DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
+ mutex_lock(&hdata->hdmi_mutex);
+ if (!hdata->powered) {
+ mutex_unlock(&hdata->hdmi_mutex);
+ return;
+ }
+ mutex_unlock(&hdata->hdmi_mutex);
+
hdmi_conf_apply(hdata);
}
@@ -2265,7 +2265,7 @@ static struct exynos_hdmi_ops hdmi_ops = {
.dpms = hdmi_dpms,
};
-static irqreturn_t hdmi_external_irq_thread(int irq, void *arg)
+static irqreturn_t hdmi_irq_thread(int irq, void *arg)
{
struct exynos_drm_hdmi_context *ctx = arg;
struct hdmi_context *hdata = ctx->ctx;
@@ -2280,31 +2280,6 @@ static irqreturn_t hdmi_external_irq_thread(int irq, void *arg)
return IRQ_HANDLED;
}
-static irqreturn_t hdmi_internal_irq_thread(int irq, void *arg)
-{
- struct exynos_drm_hdmi_context *ctx = arg;
- struct hdmi_context *hdata = ctx->ctx;
- u32 intc_flag;
-
- intc_flag = hdmi_reg_read(hdata, HDMI_INTC_FLAG);
- /* clearing flags for HPD plug/unplug */
- if (intc_flag & HDMI_INTC_FLAG_HPD_UNPLUG) {
- DRM_DEBUG_KMS("unplugged\n");
- hdmi_reg_writemask(hdata, HDMI_INTC_FLAG, ~0,
- HDMI_INTC_FLAG_HPD_UNPLUG);
- }
- if (intc_flag & HDMI_INTC_FLAG_HPD_PLUG) {
- DRM_DEBUG_KMS("plugged\n");
- hdmi_reg_writemask(hdata, HDMI_INTC_FLAG, ~0,
- HDMI_INTC_FLAG_HPD_PLUG);
- }
-
- if (ctx->drm_dev)
- drm_helper_hpd_irq_event(ctx->drm_dev);
-
- return IRQ_HANDLED;
-}
-
static int hdmi_resources_init(struct hdmi_context *hdata)
{
struct device *dev = hdata->dev;
@@ -2555,39 +2530,24 @@ static int hdmi_probe(struct platform_device *pdev)
hdata->hdmiphy_port = hdmi_hdmiphy;
- hdata->external_irq = gpio_to_irq(hdata->hpd_gpio);
- if (hdata->external_irq < 0) {
- DRM_ERROR("failed to get GPIO external irq\n");
- ret = hdata->external_irq;
- goto err_hdmiphy;
- }
-
- hdata->internal_irq = platform_get_irq(pdev, 0);
- if (hdata->internal_irq < 0) {
- DRM_ERROR("failed to get platform internal irq\n");
- ret = hdata->internal_irq;
+ hdata->irq = gpio_to_irq(hdata->hpd_gpio);
+ if (hdata->irq < 0) {
+ DRM_ERROR("failed to get GPIO irq\n");
+ ret = hdata->irq;
goto err_hdmiphy;
}
hdata->hpd = gpio_get_value(hdata->hpd_gpio);
- ret = request_threaded_irq(hdata->external_irq, NULL,
- hdmi_external_irq_thread, IRQF_TRIGGER_RISING |
+ ret = request_threaded_irq(hdata->irq, NULL,
+ hdmi_irq_thread, IRQF_TRIGGER_RISING |
IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
- "hdmi_external", drm_hdmi_ctx);
+ "hdmi", drm_hdmi_ctx);
if (ret) {
- DRM_ERROR("failed to register hdmi external interrupt\n");
+ DRM_ERROR("failed to register hdmi interrupt\n");
goto err_hdmiphy;
}
- ret = request_threaded_irq(hdata->internal_irq, NULL,
- hdmi_internal_irq_thread, IRQF_ONESHOT,
- "hdmi_internal", drm_hdmi_ctx);
- if (ret) {
- DRM_ERROR("failed to register hdmi internal interrupt\n");
- goto err_free_irq;
- }
-
/* Attach HDMI Driver to common hdmi. */
exynos_hdmi_drv_attach(drm_hdmi_ctx);
@@ -2598,8 +2558,6 @@ static int hdmi_probe(struct platform_device *pdev)
return 0;
-err_free_irq:
- free_irq(hdata->external_irq, drm_hdmi_ctx);
err_hdmiphy:
i2c_del_driver(&hdmiphy_driver);
err_ddc:
@@ -2617,8 +2575,7 @@ static int hdmi_remove(struct platform_device *pdev)
pm_runtime_disable(dev);
- free_irq(hdata->internal_irq, hdata);
- free_irq(hdata->external_irq, hdata);
+ free_irq(hdata->irq, hdata);
/* hdmiphy i2c driver */
@@ -2637,8 +2594,7 @@ static int hdmi_suspend(struct device *dev)
DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
- disable_irq(hdata->internal_irq);
- disable_irq(hdata->external_irq);
+ disable_irq(hdata->irq);
hdata->hpd = false;
if (ctx->drm_dev)
@@ -2663,8 +2619,7 @@ static int hdmi_resume(struct device *dev)
hdata->hpd = gpio_get_value(hdata->hpd_gpio);
- enable_irq(hdata->external_irq);
- enable_irq(hdata->internal_irq);
+ enable_irq(hdata->irq);
if (!pm_runtime_suspended(dev)) {
DRM_DEBUG_KMS("%s : Already resumed\n", __func__);
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index c187ea3..c414584 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -600,7 +600,7 @@ static void vp_win_reset(struct mixer_context *ctx)
/* waiting until VP_SRESET_PROCESSING is 0 */
if (~vp_reg_read(res, VP_SRESET) & VP_SRESET_PROCESSING)
break;
- mdelay(10);
+ usleep_range(10000, 12000);
}
WARN(tries == 0, "failed to reset Video Processor\n");
}
@@ -776,6 +776,13 @@ static void mixer_win_commit(void *ctx, int win)
DRM_DEBUG_KMS("[%d] %s, win: %d\n", __LINE__, __func__, win);
+ mutex_lock(&mixer_ctx->mixer_mutex);
+ if (!mixer_ctx->powered) {
+ mutex_unlock(&mixer_ctx->mixer_mutex);
+ return;
+ }
+ mutex_unlock(&mixer_ctx->mixer_mutex);
+
if (win > 1 && mixer_ctx->vp_enabled)
vp_video_buffer(mixer_ctx, win);
else
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index e6a11ca..9d4a2c2 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -30,6 +30,7 @@
#include <linux/debugfs.h>
#include <linux/slab.h>
#include <linux/export.h>
+#include <generated/utsrelease.h>
#include <drm/drmP.h>
#include "intel_drv.h"
#include "intel_ringbuffer.h"
@@ -641,6 +642,7 @@ static void i915_ring_error_state(struct seq_file *m,
seq_printf(m, "%s command stream:\n", ring_str(ring));
seq_printf(m, " HEAD: 0x%08x\n", error->head[ring]);
seq_printf(m, " TAIL: 0x%08x\n", error->tail[ring]);
+ seq_printf(m, " CTL: 0x%08x\n", error->ctl[ring]);
seq_printf(m, " ACTHD: 0x%08x\n", error->acthd[ring]);
seq_printf(m, " IPEIR: 0x%08x\n", error->ipeir[ring]);
seq_printf(m, " IPEHR: 0x%08x\n", error->ipehr[ring]);
@@ -689,10 +691,13 @@ static int i915_error_state(struct seq_file *m, void *unused)
seq_printf(m, "Time: %ld s %ld us\n", error->time.tv_sec,
error->time.tv_usec);
+ seq_printf(m, "Kernel: " UTS_RELEASE);
seq_printf(m, "PCI ID: 0x%04x\n", dev->pci_device);
seq_printf(m, "EIR: 0x%08x\n", error->eir);
seq_printf(m, "IER: 0x%08x\n", error->ier);
seq_printf(m, "PGTBL_ER: 0x%08x\n", error->pgtbl_er);
+ seq_printf(m, "FORCEWAKE: 0x%08x\n", error->forcewake);
+ seq_printf(m, "DERRMR: 0x%08x\n", error->derrmr);
seq_printf(m, "CCID: 0x%08x\n", error->ccid);
for (i = 0; i < dev_priv->num_fence_regs; i++)
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index ed30595..12ab3bd 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -188,10 +188,13 @@ struct drm_i915_error_state {
u32 pgtbl_er;
u32 ier;
u32 ccid;
+ u32 derrmr;
+ u32 forcewake;
bool waiting[I915_NUM_RINGS];
u32 pipestat[I915_MAX_PIPES];
u32 tail[I915_NUM_RINGS];
u32 head[I915_NUM_RINGS];
+ u32 ctl[I915_NUM_RINGS];
u32 ipeir[I915_NUM_RINGS];
u32 ipehr[I915_NUM_RINGS];
u32 instdone[I915_NUM_RINGS];
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index d6a994a..26d08bb 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -539,6 +539,8 @@ i915_gem_execbuffer_relocate_slow(struct drm_device *dev,
total = 0;
for (i = 0; i < count; i++) {
struct drm_i915_gem_relocation_entry __user *user_relocs;
+ u64 invalid_offset = (u64)-1;
+ int j;
user_relocs = (void __user *)(uintptr_t)exec[i].relocs_ptr;
@@ -549,6 +551,25 @@ i915_gem_execbuffer_relocate_slow(struct drm_device *dev,
goto err;
}
+ /* As we do not update the known relocation offsets after
+ * relocating (due to the complexities in lock handling),
+ * we need to mark them as invalid now so that we force the
+ * relocation processing next time. Just in case the target
+ * object is evicted and then rebound into its old
+ * presumed_offset before the next execbuffer - if that
+ * happened we would make the mistake of assuming that the
+ * relocations were valid.
+ */
+ for (j = 0; j < exec[i].relocation_count; j++) {
+ if (copy_to_user(&user_relocs[j].presumed_offset,
+ &invalid_offset,
+ sizeof(invalid_offset))) {
+ ret = -EFAULT;
+ mutex_lock(&dev->struct_mutex);
+ goto err;
+ }
+ }
+
reloc_offset[i] = total;
total += exec[i].relocation_count;
}
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 2220dec..fe84338 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1157,6 +1157,7 @@ static void i915_record_ring_state(struct drm_device *dev,
error->acthd[ring->id] = intel_ring_get_active_head(ring);
error->head[ring->id] = I915_READ_HEAD(ring);
error->tail[ring->id] = I915_READ_TAIL(ring);
+ error->ctl[ring->id] = I915_READ_CTL(ring);
error->cpu_ring_head[ring->id] = ring->head;
error->cpu_ring_tail[ring->id] = ring->tail;
@@ -1251,6 +1252,16 @@ static void i915_capture_error_state(struct drm_device *dev)
else
error->ier = I915_READ(IER);
+ if (INTEL_INFO(dev)->gen >= 6)
+ error->derrmr = I915_READ(DERRMR);
+
+ if (IS_VALLEYVIEW(dev))
+ error->forcewake = I915_READ(FORCEWAKE_VLV);
+ else if (INTEL_INFO(dev)->gen >= 7)
+ error->forcewake = I915_READ(FORCEWAKE_MT);
+ else if (INTEL_INFO(dev)->gen == 6)
+ error->forcewake = I915_READ(FORCEWAKE);
+
for_each_pipe(pipe)
error->pipestat[pipe] = I915_READ(PIPESTAT(pipe));
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 186ee5c..59afb7e 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -512,6 +512,8 @@
#define GEN7_ERR_INT 0x44040
#define ERR_INT_MMIO_UNCLAIMED (1<<13)
+#define DERRMR 0x44050
+
/* GM45+ chicken bits -- debug workaround bits that may be required
* for various sorts of correct behavior. The top 16 bits of each are
* the enables for writing to the corresponding low bit.
@@ -531,6 +533,7 @@
#define MI_MODE 0x0209c
# define VS_TIMER_DISPATCH (1 << 6)
# define MI_FLUSH_ENABLE (1 << 12)
+# define ASYNC_FLIP_PERF_DISABLE (1 << 14)
#define GEN6_GT_MODE 0x20d0
#define GEN6_GT_MODE_HI (1 << 9)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 1b63d55..fb3715b 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -2579,7 +2579,8 @@ intel_dp_add_properties(struct intel_dp *intel_dp, struct drm_connector *connect
static void
intel_dp_init_panel_power_sequencer(struct drm_device *dev,
- struct intel_dp *intel_dp)
+ struct intel_dp *intel_dp,
+ struct edp_power_seq *out)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct edp_power_seq cur, vbt, spec, final;
@@ -2650,16 +2651,35 @@ intel_dp_init_panel_power_sequencer(struct drm_device *dev,
intel_dp->panel_power_cycle_delay = get_delay(t11_t12);
#undef get_delay
+ DRM_DEBUG_KMS("panel power up delay %d, power down delay %d, power cycle delay %d\n",
+ intel_dp->panel_power_up_delay, intel_dp->panel_power_down_delay,
+ intel_dp->panel_power_cycle_delay);
+
+ DRM_DEBUG_KMS("backlight on delay %d, off delay %d\n",
+ intel_dp->backlight_on_delay, intel_dp->backlight_off_delay);
+
+ if (out)
+ *out = final;
+}
+
+static void
+intel_dp_init_panel_power_sequencer_registers(struct drm_device *dev,
+ struct intel_dp *intel_dp,
+ struct edp_power_seq *seq)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 pp_on, pp_off, pp_div;
+
/* And finally store the new values in the power sequencer. */
- pp_on = (final.t1_t3 << PANEL_POWER_UP_DELAY_SHIFT) |
- (final.t8 << PANEL_LIGHT_ON_DELAY_SHIFT);
- pp_off = (final.t9 << PANEL_LIGHT_OFF_DELAY_SHIFT) |
- (final.t10 << PANEL_POWER_DOWN_DELAY_SHIFT);
+ pp_on = (seq->t1_t3 << PANEL_POWER_UP_DELAY_SHIFT) |
+ (seq->t8 << PANEL_LIGHT_ON_DELAY_SHIFT);
+ pp_off = (seq->t9 << PANEL_LIGHT_OFF_DELAY_SHIFT) |
+ (seq->t10 << PANEL_POWER_DOWN_DELAY_SHIFT);
/* Compute the divisor for the pp clock, simply match the Bspec
* formula. */
pp_div = ((100 * intel_pch_rawclk(dev))/2 - 1)
<< PP_REFERENCE_DIVIDER_SHIFT;
- pp_div |= (DIV_ROUND_UP(final.t11_t12, 1000)
+ pp_div |= (DIV_ROUND_UP(seq->t11_t12, 1000)
<< PANEL_POWER_CYCLE_DELAY_SHIFT);
/* Haswell doesn't have any port selection bits for the panel
@@ -2675,14 +2695,6 @@ intel_dp_init_panel_power_sequencer(struct drm_device *dev,
I915_WRITE(PCH_PP_OFF_DELAYS, pp_off);
I915_WRITE(PCH_PP_DIVISOR, pp_div);
-
- DRM_DEBUG_KMS("panel power up delay %d, power down delay %d, power cycle delay %d\n",
- intel_dp->panel_power_up_delay, intel_dp->panel_power_down_delay,
- intel_dp->panel_power_cycle_delay);
-
- DRM_DEBUG_KMS("backlight on delay %d, off delay %d\n",
- intel_dp->backlight_on_delay, intel_dp->backlight_off_delay);
-
DRM_DEBUG_KMS("panel power sequencer register settings: PP_ON %#x, PP_OFF %#x, PP_DIV %#x\n",
I915_READ(PCH_PP_ON_DELAYS),
I915_READ(PCH_PP_OFF_DELAYS),
@@ -2699,6 +2711,7 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
struct drm_device *dev = intel_encoder->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_display_mode *fixed_mode = NULL;
+ struct edp_power_seq power_seq = { 0 };
enum port port = intel_dig_port->port;
const char *name = NULL;
int type;
@@ -2771,7 +2784,7 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
}
if (is_edp(intel_dp))
- intel_dp_init_panel_power_sequencer(dev, intel_dp);
+ intel_dp_init_panel_power_sequencer(dev, intel_dp, &power_seq);
intel_dp_i2c_init(intel_dp, intel_connector, name);
@@ -2798,6 +2811,10 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
return;
}
+ /* We now know it's not a ghost, init power sequence regs. */
+ intel_dp_init_panel_power_sequencer_registers(dev, intel_dp,
+ &power_seq);
+
ironlake_edp_panel_vdd_on(intel_dp);
edid = drm_get_edid(connector, &intel_dp->adapter);
if (edid) {
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index e83a117..3280cff 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4250,7 +4250,8 @@ static void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv)
static void __gen6_gt_force_wake_mt_reset(struct drm_i915_private *dev_priv)
{
I915_WRITE_NOTRACE(FORCEWAKE_MT, _MASKED_BIT_DISABLE(0xffff));
- POSTING_READ(ECOBUS); /* something from same cacheline, but !FORCEWAKE */
+ /* something from same cacheline, but !FORCEWAKE_MT */
+ POSTING_READ(ECOBUS);
}
static void __gen6_gt_force_wake_mt_get(struct drm_i915_private *dev_priv)
@@ -4267,7 +4268,8 @@ static void __gen6_gt_force_wake_mt_get(struct drm_i915_private *dev_priv)
DRM_ERROR("Timed out waiting for forcewake old ack to clear.\n");
I915_WRITE_NOTRACE(FORCEWAKE_MT, _MASKED_BIT_ENABLE(FORCEWAKE_KERNEL));
- POSTING_READ(ECOBUS); /* something from same cacheline, but !FORCEWAKE */
+ /* something from same cacheline, but !FORCEWAKE_MT */
+ POSTING_READ(ECOBUS);
if (wait_for_atomic((I915_READ_NOTRACE(forcewake_ack) & 1),
FORCEWAKE_ACK_TIMEOUT_MS))
@@ -4304,14 +4306,16 @@ void gen6_gt_check_fifodbg(struct drm_i915_private *dev_priv)
static void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv)
{
I915_WRITE_NOTRACE(FORCEWAKE, 0);
- /* gen6_gt_check_fifodbg doubles as the POSTING_READ */
+ /* something from same cacheline, but !FORCEWAKE */
+ POSTING_READ(ECOBUS);
gen6_gt_check_fifodbg(dev_priv);
}
static void __gen6_gt_force_wake_mt_put(struct drm_i915_private *dev_priv)
{
I915_WRITE_NOTRACE(FORCEWAKE_MT, _MASKED_BIT_DISABLE(FORCEWAKE_KERNEL));
- /* gen6_gt_check_fifodbg doubles as the POSTING_READ */
+ /* something from same cacheline, but !FORCEWAKE_MT */
+ POSTING_READ(ECOBUS);
gen6_gt_check_fifodbg(dev_priv);
}
@@ -4351,6 +4355,8 @@ int __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv)
static void vlv_force_wake_reset(struct drm_i915_private *dev_priv)
{
I915_WRITE_NOTRACE(FORCEWAKE_VLV, _MASKED_BIT_DISABLE(0xffff));
+ /* something from same cacheline, but !FORCEWAKE_VLV */
+ POSTING_READ(FORCEWAKE_ACK_VLV);
}
static void vlv_force_wake_get(struct drm_i915_private *dev_priv)
@@ -4371,7 +4377,8 @@ static void vlv_force_wake_get(struct drm_i915_private *dev_priv)
static void vlv_force_wake_put(struct drm_i915_private *dev_priv)
{
I915_WRITE_NOTRACE(FORCEWAKE_VLV, _MASKED_BIT_DISABLE(FORCEWAKE_KERNEL));
- /* The below doubles as a POSTING_READ */
+ /* something from same cacheline, but !FORCEWAKE_VLV */
+ POSTING_READ(FORCEWAKE_ACK_VLV);
gen6_gt_check_fifodbg(dev_priv);
}
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index ae253e0..42ff97d 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -505,13 +505,25 @@ static int init_render_ring(struct intel_ring_buffer *ring)
struct drm_i915_private *dev_priv = dev->dev_private;
int ret = init_ring_common(ring);
- if (INTEL_INFO(dev)->gen > 3) {
+ if (INTEL_INFO(dev)->gen > 3)
I915_WRITE(MI_MODE, _MASKED_BIT_ENABLE(VS_TIMER_DISPATCH));
- if (IS_GEN7(dev))
- I915_WRITE(GFX_MODE_GEN7,
- _MASKED_BIT_DISABLE(GFX_TLB_INVALIDATE_ALWAYS) |
- _MASKED_BIT_ENABLE(GFX_REPLAY_MODE));
- }
+
+ /* We need to disable the AsyncFlip performance optimisations in order
+ * to use MI_WAIT_FOR_EVENT within the CS. It should already be
+ * programmed to '1' on all products.
+ */
+ if (INTEL_INFO(dev)->gen >= 6)
+ I915_WRITE(MI_MODE, _MASKED_BIT_ENABLE(ASYNC_FLIP_PERF_DISABLE));
+
+ /* Required for the hardware to program scanline values for waiting */
+ if (INTEL_INFO(dev)->gen == 6)
+ I915_WRITE(GFX_MODE,
+ _MASKED_BIT_ENABLE(GFX_TLB_INVALIDATE_ALWAYS));
+
+ if (IS_GEN7(dev))
+ I915_WRITE(GFX_MODE_GEN7,
+ _MASKED_BIT_DISABLE(GFX_TLB_INVALIDATE_ALWAYS) |
+ _MASKED_BIT_ENABLE(GFX_REPLAY_MODE));
if (INTEL_INFO(dev)->gen >= 5) {
ret = init_pipe_control(ring);
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 061fa0a..4d0e60a 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -2401,6 +2401,12 @@ static int evergreen_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
{
struct evergreen_mc_save save;
+ if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE))
+ reset_mask &= ~(RADEON_RESET_GFX | RADEON_RESET_COMPUTE);
+
+ if (RREG32(DMA_STATUS_REG) & DMA_IDLE)
+ reset_mask &= ~RADEON_RESET_DMA;
+
if (reset_mask == 0)
return 0;
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index 896f1cb..835992d 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -1216,7 +1216,7 @@ void cayman_dma_stop(struct radeon_device *rdev)
int cayman_dma_resume(struct radeon_device *rdev)
{
struct radeon_ring *ring;
- u32 rb_cntl, dma_cntl;
+ u32 rb_cntl, dma_cntl, ib_cntl;
u32 rb_bufsz;
u32 reg_offset, wb_offset;
int i, r;
@@ -1265,7 +1265,11 @@ int cayman_dma_resume(struct radeon_device *rdev)
WREG32(DMA_RB_BASE + reg_offset, ring->gpu_addr >> 8);
/* enable DMA IBs */
- WREG32(DMA_IB_CNTL + reg_offset, DMA_IB_ENABLE | CMD_VMID_FORCE);
+ ib_cntl = DMA_IB_ENABLE | CMD_VMID_FORCE;
+#ifdef __BIG_ENDIAN
+ ib_cntl |= DMA_IB_SWAP_ENABLE;
+#endif
+ WREG32(DMA_IB_CNTL + reg_offset, ib_cntl);
dma_cntl = RREG32(DMA_CNTL + reg_offset);
dma_cntl &= ~CTXEMPTY_INT_ENABLE;
@@ -1409,6 +1413,12 @@ static int cayman_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
{
struct evergreen_mc_save save;
+ if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE))
+ reset_mask &= ~(RADEON_RESET_GFX | RADEON_RESET_COMPUTE);
+
+ if (RREG32(DMA_STATUS_REG) & DMA_IDLE)
+ reset_mask &= ~RADEON_RESET_DMA;
+
if (reset_mask == 0)
return 0;
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 537e259..bc2540b 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -1378,6 +1378,12 @@ static int r600_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
{
struct rv515_mc_save save;
+ if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE))
+ reset_mask &= ~(RADEON_RESET_GFX | RADEON_RESET_COMPUTE);
+
+ if (RREG32(DMA_STATUS_REG) & DMA_IDLE)
+ reset_mask &= ~RADEON_RESET_DMA;
+
if (reset_mask == 0)
return 0;
@@ -2307,7 +2313,7 @@ void r600_dma_stop(struct radeon_device *rdev)
int r600_dma_resume(struct radeon_device *rdev)
{
struct radeon_ring *ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
- u32 rb_cntl, dma_cntl;
+ u32 rb_cntl, dma_cntl, ib_cntl;
u32 rb_bufsz;
int r;
@@ -2347,7 +2353,11 @@ int r600_dma_resume(struct radeon_device *rdev)
WREG32(DMA_RB_BASE, ring->gpu_addr >> 8);
/* enable DMA IBs */
- WREG32(DMA_IB_CNTL, DMA_IB_ENABLE);
+ ib_cntl = DMA_IB_ENABLE;
+#ifdef __BIG_ENDIAN
+ ib_cntl |= DMA_IB_SWAP_ENABLE;
+#endif
+ WREG32(DMA_IB_CNTL, ib_cntl);
dma_cntl = RREG32(DMA_CNTL);
dma_cntl &= ~CTXEMPTY_INT_ENABLE;
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 34e5230..a08f657 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -324,7 +324,6 @@ struct radeon_bo {
struct list_head list;
/* Protected by tbo.reserved */
u32 placements[3];
- u32 busy_placements[3];
struct ttm_placement placement;
struct ttm_buffer_object tbo;
struct ttm_bo_kmap_obj kmap;
@@ -654,6 +653,8 @@ struct radeon_ring {
u32 ptr_reg_mask;
u32 nop;
u32 idx;
+ u64 last_semaphore_signal_addr;
+ u64 last_semaphore_wait_addr;
};
/*
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index 469661f..5407459 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -286,6 +286,8 @@ int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data)
p->chunks[p->chunk_ib_idx].kpage[1] == NULL) {
kfree(p->chunks[p->chunk_ib_idx].kpage[0]);
kfree(p->chunks[p->chunk_ib_idx].kpage[1]);
+ p->chunks[p->chunk_ib_idx].kpage[0] = NULL;
+ p->chunks[p->chunk_ib_idx].kpage[1] = NULL;
return -ENOMEM;
}
}
diff --git a/drivers/gpu/drm/radeon/radeon_cursor.c b/drivers/gpu/drm/radeon/radeon_cursor.c
index ad6df62..0d67674 100644
--- a/drivers/gpu/drm/radeon/radeon_cursor.c
+++ b/drivers/gpu/drm/radeon/radeon_cursor.c
@@ -241,7 +241,8 @@ int radeon_crtc_cursor_move(struct drm_crtc *crtc,
y = 0;
}
- if (ASIC_IS_AVIVO(rdev)) {
+ /* fixed on DCE6 and newer */
+ if (ASIC_IS_AVIVO(rdev) && !ASIC_IS_DCE6(rdev)) {
int i = 0;
struct drm_crtc *crtc_p;
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index edfc54e..0d6562b 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -429,7 +429,8 @@ bool radeon_card_posted(struct radeon_device *rdev)
{
uint32_t reg;
- if (efi_enabled && rdev->pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE)
+ if (efi_enabled(EFI_BOOT) &&
+ rdev->pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE)
return false;
/* first check CRTCs */
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 1da2386..ff3def7 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -1122,7 +1122,7 @@ radeon_user_framebuffer_create(struct drm_device *dev,
if (ret) {
kfree(radeon_fb);
drm_gem_object_unreference_unlocked(obj);
- return NULL;
+ return ERR_PTR(ret);
}
return &radeon_fb->base;
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index dff6cf7..d9bf96e 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -69,9 +69,10 @@
* 2.26.0 - r600-eg: fix htile size computation
* 2.27.0 - r600-SI: Add CS ioctl support for async DMA
* 2.28.0 - r600-eg: Add MEM_WRITE packet support
+ * 2.29.0 - R500 FP16 color clear registers
*/
#define KMS_DRIVER_MAJOR 2
-#define KMS_DRIVER_MINOR 28
+#define KMS_DRIVER_MINOR 29
#define KMS_DRIVER_PATCHLEVEL 0
int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
int radeon_driver_unload_kms(struct drm_device *dev);
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index 883c95d..d3aface 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -84,6 +84,7 @@ void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain)
rbo->placement.fpfn = 0;
rbo->placement.lpfn = 0;
rbo->placement.placement = rbo->placements;
+ rbo->placement.busy_placement = rbo->placements;
if (domain & RADEON_GEM_DOMAIN_VRAM)
rbo->placements[c++] = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED |
TTM_PL_FLAG_VRAM;
@@ -104,14 +105,6 @@ void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain)
if (!c)
rbo->placements[c++] = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM;
rbo->placement.num_placement = c;
-
- c = 0;
- rbo->placement.busy_placement = rbo->busy_placements;
- if (rbo->rdev->flags & RADEON_IS_AGP) {
- rbo->busy_placements[c++] = TTM_PL_FLAG_WC | TTM_PL_FLAG_TT;
- } else {
- rbo->busy_placements[c++] = TTM_PL_FLAG_CACHED | TTM_PL_FLAG_TT;
- }
rbo->placement.num_busy_placement = c;
}
@@ -357,6 +350,7 @@ int radeon_bo_list_validate(struct list_head *head)
{
struct radeon_bo_list *lobj;
struct radeon_bo *bo;
+ u32 domain;
int r;
r = ttm_eu_reserve_buffers(head);
@@ -366,9 +360,17 @@ int radeon_bo_list_validate(struct list_head *head)
list_for_each_entry(lobj, head, tv.head) {
bo = lobj->bo;
if (!bo->pin_count) {
+ domain = lobj->wdomain ? lobj->wdomain : lobj->rdomain;
+
+ retry:
+ radeon_ttm_placement_from_domain(bo, domain);
r = ttm_bo_validate(&bo->tbo, &bo->placement,
true, false);
if (unlikely(r)) {
+ if (r != -ERESTARTSYS && domain == RADEON_GEM_DOMAIN_VRAM) {
+ domain |= RADEON_GEM_DOMAIN_GTT;
+ goto retry;
+ }
return r;
}
}
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index 141f2b6..2430d80 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -784,6 +784,8 @@ static int radeon_debugfs_ring_info(struct seq_file *m, void *data)
}
seq_printf(m, "driver's copy of the wptr: 0x%08x [%5d]\n", ring->wptr, ring->wptr);
seq_printf(m, "driver's copy of the rptr: 0x%08x [%5d]\n", ring->rptr, ring->rptr);
+ seq_printf(m, "last semaphore signal addr : 0x%016llx\n", ring->last_semaphore_signal_addr);
+ seq_printf(m, "last semaphore wait addr : 0x%016llx\n", ring->last_semaphore_wait_addr);
seq_printf(m, "%u free dwords in ring\n", ring->ring_free_dw);
seq_printf(m, "%u dwords in ring\n", count);
/* print 8 dw before current rptr as often it's the last executed
diff --git a/drivers/gpu/drm/radeon/radeon_semaphore.c b/drivers/gpu/drm/radeon/radeon_semaphore.c
index 97f3ece..8dcc20f 100644
--- a/drivers/gpu/drm/radeon/radeon_semaphore.c
+++ b/drivers/gpu/drm/radeon/radeon_semaphore.c
@@ -95,6 +95,10 @@ int radeon_semaphore_sync_rings(struct radeon_device *rdev,
/* we assume caller has already allocated space on waiters ring */
radeon_semaphore_emit_wait(rdev, waiter, semaphore);
+ /* for debugging lockup only, used by sysfs debug files */
+ rdev->ring[signaler].last_semaphore_signal_addr = semaphore->gpu_addr;
+ rdev->ring[waiter].last_semaphore_wait_addr = semaphore->gpu_addr;
+
return 0;
}
diff --git a/drivers/gpu/drm/radeon/reg_srcs/rv515 b/drivers/gpu/drm/radeon/reg_srcs/rv515
index 911a8fb..78d5e99 100644
--- a/drivers/gpu/drm/radeon/reg_srcs/rv515
+++ b/drivers/gpu/drm/radeon/reg_srcs/rv515
@@ -324,6 +324,8 @@ rv515 0x6d40
0x46AC US_OUT_FMT_2
0x46B0 US_OUT_FMT_3
0x46B4 US_W_FMT
+0x46C0 RB3D_COLOR_CLEAR_VALUE_AR
+0x46C4 RB3D_COLOR_CLEAR_VALUE_GB
0x4BC0 FG_FOG_BLEND
0x4BC4 FG_FOG_FACTOR
0x4BC8 FG_FOG_COLOR_R
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index 3240a3d..ae8b482 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -2215,6 +2215,12 @@ static int si_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
{
struct evergreen_mc_save save;
+ if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE))
+ reset_mask &= ~(RADEON_RESET_GFX | RADEON_RESET_COMPUTE);
+
+ if (RREG32(DMA_STATUS_REG) & DMA_IDLE)
+ reset_mask &= ~RADEON_RESET_DMA;
+
if (reset_mask == 0)
return 0;
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 33d20be..52b20b1 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -434,6 +434,7 @@ static int ttm_bo_handle_move_mem(struct ttm_buffer_object *bo,
bo->mem = tmp_mem;
bdev->driver->move_notify(bo, mem);
bo->mem = *mem;
+ *mem = tmp_mem;
}
goto out_err;
diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c
index d73d6e3..44420fc 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -344,8 +344,12 @@ int ttm_bo_move_memcpy(struct ttm_buffer_object *bo,
if (ttm->state == tt_unpopulated) {
ret = ttm->bdev->driver->ttm_tt_populate(ttm);
- if (ret)
+ if (ret) {
+ /* if we fail here don't nuke the mm node
+ * as the bo still owns it */
+ old_copy.mm_node = NULL;
goto out1;
+ }
}
add = 0;
@@ -371,8 +375,11 @@ int ttm_bo_move_memcpy(struct ttm_buffer_object *bo,
prot);
} else
ret = ttm_copy_io_page(new_iomap, old_iomap, page);
- if (ret)
+ if (ret) {
+ /* failing here, means keep old copy as-is */
+ old_copy.mm_node = NULL;
goto out1;
+ }
}
mb();
out2:
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 4dfa605..34e2547 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -306,6 +306,9 @@
#define USB_VENDOR_ID_EZKEY 0x0518
#define USB_DEVICE_ID_BTC_8193 0x0002
+#define USB_VENDOR_ID_FORMOSA 0x147a
+#define USB_DEVICE_ID_FORMOSA_IR_RECEIVER 0xe03e
+
#define USB_VENDOR_ID_FREESCALE 0x15A2
#define USB_DEVICE_ID_FREESCALE_MX28 0x004F
diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c
index 12e4fdc..e766b56 100644
--- a/drivers/hid/i2c-hid/i2c-hid.c
+++ b/drivers/hid/i2c-hid/i2c-hid.c
@@ -540,13 +540,24 @@ static int i2c_hid_output_raw_report(struct hid_device *hid, __u8 *buf,
{
struct i2c_client *client = hid->driver_data;
int report_id = buf[0];
+ int ret;
if (report_type == HID_INPUT_REPORT)
return -EINVAL;
- return i2c_hid_set_report(client,
+ if (report_id) {
+ buf++;
+ count--;
+ }
+
+ ret = i2c_hid_set_report(client,
report_type == HID_FEATURE_REPORT ? 0x03 : 0x02,
report_id, buf, count);
+
+ if (report_id && ret >= 0)
+ ret++; /* add report_id to the number of transfered bytes */
+
+ return ret;
}
static int i2c_hid_parse(struct hid_device *hid)
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index ac9e352..e0e6abf 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -70,6 +70,7 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_CH, USB_DEVICE_ID_CH_AXIS_295, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_DMI, USB_DEVICE_ID_DMI_ENC, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_TS2700, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_FORMOSA, USB_DEVICE_ID_FORMOSA_IR_RECEIVER, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_FREESCALE, USB_DEVICE_ID_FREESCALE_MX28, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_NOVATEK, USB_DEVICE_ID_NOVATEK_MOUSE, HID_QUIRK_NO_INIT_REPORTS },
diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c
index f6c0011..dd289fd 100644
--- a/drivers/hv/hv_balloon.c
+++ b/drivers/hv/hv_balloon.c
@@ -403,7 +403,7 @@ struct dm_info_header {
*/
struct dm_info_msg {
- struct dm_info_header header;
+ struct dm_header hdr;
__u32 reserved;
__u32 info_size;
__u8 info[];
@@ -503,13 +503,17 @@ static void hot_add_req(struct hv_dynmem_device *dm, struct dm_hot_add *msg)
static void process_info(struct hv_dynmem_device *dm, struct dm_info_msg *msg)
{
- switch (msg->header.type) {
+ struct dm_info_header *info_hdr;
+
+ info_hdr = (struct dm_info_header *)msg->info;
+
+ switch (info_hdr->type) {
case INFO_TYPE_MAX_PAGE_CNT:
pr_info("Received INFO_TYPE_MAX_PAGE_CNT\n");
- pr_info("Data Size is %d\n", msg->header.data_size);
+ pr_info("Data Size is %d\n", info_hdr->data_size);
break;
default:
- pr_info("Received Unknown type: %d\n", msg->header.type);
+ pr_info("Received Unknown type: %d\n", info_hdr->type);
}
}
@@ -879,7 +883,7 @@ static int balloon_probe(struct hv_device *dev,
balloon_onchannelcallback, dev);
if (ret)
- return ret;
+ goto probe_error0;
dm_device.dev = dev;
dm_device.state = DM_INITIALIZING;
@@ -891,7 +895,7 @@ static int balloon_probe(struct hv_device *dev,
kthread_run(dm_thread_func, &dm_device, "hv_balloon");
if (IS_ERR(dm_device.thread)) {
ret = PTR_ERR(dm_device.thread);
- goto probe_error0;
+ goto probe_error1;
}
hv_set_drvdata(dev, &dm_device);
@@ -914,12 +918,12 @@ static int balloon_probe(struct hv_device *dev,
VM_PKT_DATA_INBAND,
VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED);
if (ret)
- goto probe_error1;
+ goto probe_error2;
t = wait_for_completion_timeout(&dm_device.host_event, 5*HZ);
if (t == 0) {
ret = -ETIMEDOUT;
- goto probe_error1;
+ goto probe_error2;
}
/*
@@ -928,7 +932,7 @@ static int balloon_probe(struct hv_device *dev,
*/
if (dm_device.state == DM_INIT_ERROR) {
ret = -ETIMEDOUT;
- goto probe_error1;
+ goto probe_error2;
}
/*
* Now submit our capabilities to the host.
@@ -961,12 +965,12 @@ static int balloon_probe(struct hv_device *dev,
VM_PKT_DATA_INBAND,
VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED);
if (ret)
- goto probe_error1;
+ goto probe_error2;
t = wait_for_completion_timeout(&dm_device.host_event, 5*HZ);
if (t == 0) {
ret = -ETIMEDOUT;
- goto probe_error1;
+ goto probe_error2;
}
/*
@@ -975,18 +979,20 @@ static int balloon_probe(struct hv_device *dev,
*/
if (dm_device.state == DM_INIT_ERROR) {
ret = -ETIMEDOUT;
- goto probe_error1;
+ goto probe_error2;
}
dm_device.state = DM_INITIALIZED;
return 0;
-probe_error1:
+probe_error2:
kthread_stop(dm_device.thread);
-probe_error0:
+probe_error1:
vmbus_close(dev->channel);
+probe_error0:
+ kfree(send_buffer);
return ret;
}
@@ -999,6 +1005,7 @@ static int balloon_remove(struct hv_device *dev)
vmbus_close(dev->channel);
kthread_stop(dm->thread);
+ kfree(send_buffer);
return 0;
}
diff --git a/drivers/i2c/busses/i2c-designware-core.c b/drivers/i2c/busses/i2c-designware-core.c
index cbba7db..f5258c2 100644
--- a/drivers/i2c/busses/i2c-designware-core.c
+++ b/drivers/i2c/busses/i2c-designware-core.c
@@ -34,6 +34,7 @@
#include <linux/io.h>
#include <linux/pm_runtime.h>
#include <linux/delay.h>
+#include <linux/module.h>
#include "i2c-designware-core.h"
/*
@@ -725,3 +726,6 @@ u32 i2c_dw_read_comp_param(struct dw_i2c_dev *dev)
return dw_readl(dev, DW_IC_COMP_PARAM_1);
}
EXPORT_SYMBOL_GPL(i2c_dw_read_comp_param);
+
+MODULE_DESCRIPTION("Synopsys DesignWare I2C bus adapter core");
+MODULE_LICENSE("GPL");
diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c
index 1b1a936..d6abaf2 100644
--- a/drivers/i2c/busses/i2c-mxs.c
+++ b/drivers/i2c/busses/i2c-mxs.c
@@ -127,7 +127,7 @@ struct mxs_i2c_dev {
struct device *dev;
void __iomem *regs;
struct completion cmd_complete;
- u32 cmd_err;
+ int cmd_err;
struct i2c_adapter adapter;
const struct mxs_i2c_speed_config *speed;
@@ -316,7 +316,7 @@ static int mxs_i2c_xfer_msg(struct i2c_adapter *adap, struct i2c_msg *msg,
if (msg->len == 0)
return -EINVAL;
- init_completion(&i2c->cmd_complete);
+ INIT_COMPLETION(i2c->cmd_complete);
i2c->cmd_err = 0;
ret = mxs_i2c_dma_setup_xfer(adap, msg, flags);
@@ -473,6 +473,8 @@ static int mxs_i2c_probe(struct platform_device *pdev)
i2c->dev = dev;
i2c->speed = &mxs_i2c_95kHz_config;
+ init_completion(&i2c->cmd_complete);
+
if (dev->of_node) {
err = mxs_i2c_get_ofdata(i2c);
if (err)
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 20d41bf..4cc2f05 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -803,7 +803,7 @@ static int errata_omap3_i462(struct omap_i2c_dev *dev)
if (stat & OMAP_I2C_STAT_AL) {
dev_err(dev->dev, "Arbitration lost\n");
dev->cmd_err |= OMAP_I2C_STAT_AL;
- omap_i2c_ack_stat(dev, OMAP_I2C_STAT_NACK);
+ omap_i2c_ack_stat(dev, OMAP_I2C_STAT_AL);
}
return -EIO;
@@ -963,7 +963,7 @@ omap_i2c_isr_thread(int this_irq, void *dev_id)
i2c_omap_errata_i207(dev, stat);
omap_i2c_ack_stat(dev, OMAP_I2C_STAT_RDR);
- break;
+ continue;
}
if (stat & OMAP_I2C_STAT_RRDY) {
@@ -989,7 +989,7 @@ omap_i2c_isr_thread(int this_irq, void *dev_id)
break;
omap_i2c_ack_stat(dev, OMAP_I2C_STAT_XDR);
- break;
+ continue;
}
if (stat & OMAP_I2C_STAT_XRDY) {
diff --git a/drivers/i2c/busses/i2c-sirf.c b/drivers/i2c/busses/i2c-sirf.c
index 3f1818b..e03381a 100644
--- a/drivers/i2c/busses/i2c-sirf.c
+++ b/drivers/i2c/busses/i2c-sirf.c
@@ -12,6 +12,7 @@
#include <linux/slab.h>
#include <linux/platform_device.h>
#include <linux/i2c.h>
+#include <linux/of_i2c.h>
#include <linux/clk.h>
#include <linux/err.h>
#include <linux/io.h>
@@ -328,6 +329,7 @@ static int i2c_sirfsoc_probe(struct platform_device *pdev)
adap->algo = &i2c_sirfsoc_algo;
adap->algo_data = siic;
+ adap->dev.of_node = pdev->dev.of_node;
adap->dev.parent = &pdev->dev;
adap->nr = pdev->id;
@@ -371,6 +373,8 @@ static int i2c_sirfsoc_probe(struct platform_device *pdev)
clk_disable(clk);
+ of_i2c_register_devices(adap);
+
dev_info(&pdev->dev, " I2C adapter ready to operate\n");
return 0;
diff --git a/drivers/i2c/muxes/i2c-mux-pinctrl.c b/drivers/i2c/muxes/i2c-mux-pinctrl.c
index 1e44d04..a43c0ce 100644
--- a/drivers/i2c/muxes/i2c-mux-pinctrl.c
+++ b/drivers/i2c/muxes/i2c-mux-pinctrl.c
@@ -167,7 +167,7 @@ static int i2c_mux_pinctrl_probe(struct platform_device *pdev)
}
mux->busses = devm_kzalloc(&pdev->dev,
- sizeof(mux->busses) * mux->pdata->bus_count,
+ sizeof(*mux->busses) * mux->pdata->bus_count,
GFP_KERNEL);
if (!mux->busses) {
dev_err(&pdev->dev, "Cannot allocate busses\n");
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
index 4ba384f..2df9414 100644
--- a/drivers/idle/intel_idle.c
+++ b/drivers/idle/intel_idle.c
@@ -448,8 +448,6 @@ static int intel_idle_probe(void)
else
on_each_cpu(__setup_broadcast_timer, (void *)true, 1);
- register_cpu_notifier(&cpu_hotplug_notifier);
-
pr_debug(PREFIX "v" INTEL_IDLE_VERSION
" model 0x%X\n", boot_cpu_data.x86_model);
@@ -612,6 +610,7 @@ static int __init intel_idle_init(void)
return retval;
}
}
+ register_cpu_notifier(&cpu_hotplug_notifier);
return 0;
}
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index 81837b0..faf10ba 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -975,6 +975,38 @@ static void __init free_iommu_all(void)
}
/*
+ * Family15h Model 10h-1fh erratum 746 (IOMMU Logging May Stall Translations)
+ * Workaround:
+ * BIOS should disable L2B micellaneous clock gating by setting
+ * L2_L2B_CK_GATE_CONTROL[CKGateL2BMiscDisable](D0F2xF4_x90[2]) = 1b
+ */
+static void __init amd_iommu_erratum_746_workaround(struct amd_iommu *iommu)
+{
+ u32 value;
+
+ if ((boot_cpu_data.x86 != 0x15) ||
+ (boot_cpu_data.x86_model < 0x10) ||
+ (boot_cpu_data.x86_model > 0x1f))
+ return;
+
+ pci_write_config_dword(iommu->dev, 0xf0, 0x90);
+ pci_read_config_dword(iommu->dev, 0xf4, &value);
+
+ if (value & BIT(2))
+ return;
+
+ /* Select NB indirect register 0x90 and enable writing */
+ pci_write_config_dword(iommu->dev, 0xf0, 0x90 | (1 << 8));
+
+ pci_write_config_dword(iommu->dev, 0xf4, value | 0x4);
+ pr_info("AMD-Vi: Applying erratum 746 workaround for IOMMU at %s\n",
+ dev_name(&iommu->dev->dev));
+
+ /* Clear the enable writing bit */
+ pci_write_config_dword(iommu->dev, 0xf0, 0x90);
+}
+
+/*
* This function clues the initialization function for one IOMMU
* together and also allocates the command buffer and programs the
* hardware. It does NOT enable the IOMMU. This is done afterwards.
@@ -1172,6 +1204,8 @@ static int iommu_init_pci(struct amd_iommu *iommu)
iommu->stored_l2[i] = iommu_read_l2(iommu, i);
}
+ amd_iommu_erratum_746_workaround(iommu);
+
return pci_enable_device(iommu->dev);
}
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index b9d0911..eca2801 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -4234,6 +4234,21 @@ static struct iommu_ops intel_iommu_ops = {
.pgsize_bitmap = INTEL_IOMMU_PGSIZES,
};
+static void quirk_iommu_g4x_gfx(struct pci_dev *dev)
+{
+ /* G4x/GM45 integrated gfx dmar support is totally busted. */
+ printk(KERN_INFO "DMAR: Disabling IOMMU for graphics on this chipset\n");
+ dmar_map_gfx = 0;
+}
+
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2a40, quirk_iommu_g4x_gfx);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2e00, quirk_iommu_g4x_gfx);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2e10, quirk_iommu_g4x_gfx);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2e20, quirk_iommu_g4x_gfx);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2e30, quirk_iommu_g4x_gfx);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2e40, quirk_iommu_g4x_gfx);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2e90, quirk_iommu_g4x_gfx);
+
static void quirk_iommu_rwbf(struct pci_dev *dev)
{
/*
@@ -4242,12 +4257,6 @@ static void quirk_iommu_rwbf(struct pci_dev *dev)
*/
printk(KERN_INFO "DMAR: Forcing write-buffer flush capability\n");
rwbf_quirk = 1;
-
- /* https://bugzilla.redhat.com/show_bug.cgi?id=538163 */
- if (dev->revision == 0x07) {
- printk(KERN_INFO "DMAR: Disabling IOMMU for graphics on this chipset\n");
- dmar_map_gfx = 0;
- }
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2a40, quirk_iommu_rwbf);
diff --git a/drivers/isdn/gigaset/capi.c b/drivers/isdn/gigaset/capi.c
index 68452b7..03a0a01 100644
--- a/drivers/isdn/gigaset/capi.c
+++ b/drivers/isdn/gigaset/capi.c
@@ -248,6 +248,8 @@ static inline void dump_rawmsg(enum debuglevel level, const char *tag,
CAPIMSG_APPID(data), CAPIMSG_MSGID(data), l,
CAPIMSG_CONTROL(data));
l -= 12;
+ if (l <= 0)
+ return;
dbgline = kmalloc(3 * l, GFP_ATOMIC);
if (!dbgline)
return;
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index 3d8984e..9e58dbd 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -340,24 +340,22 @@ static int validate_region_size(struct raid_set *rs, unsigned long region_size)
}
/*
- * validate_rebuild_devices
+ * validate_raid_redundancy
* @rs
*
- * Determine if the devices specified for rebuild can result in a valid
- * usable array that is capable of rebuilding the given devices.
+ * Determine if there are enough devices in the array that haven't
+ * failed (or are being rebuilt) to form a usable array.
*
* Returns: 0 on success, -EINVAL on failure.
*/
-static int validate_rebuild_devices(struct raid_set *rs)
+static int validate_raid_redundancy(struct raid_set *rs)
{
unsigned i, rebuild_cnt = 0;
unsigned rebuilds_per_group, copies, d;
- if (!(rs->print_flags & DMPF_REBUILD))
- return 0;
-
for (i = 0; i < rs->md.raid_disks; i++)
- if (!test_bit(In_sync, &rs->dev[i].rdev.flags))
+ if (!test_bit(In_sync, &rs->dev[i].rdev.flags) ||
+ !rs->dev[i].rdev.sb_page)
rebuild_cnt++;
switch (rs->raid_type->level) {
@@ -393,27 +391,24 @@ static int validate_rebuild_devices(struct raid_set *rs)
* A A B B C
* C D D E E
*/
- rebuilds_per_group = 0;
for (i = 0; i < rs->md.raid_disks * copies; i++) {
+ if (!(i % copies))
+ rebuilds_per_group = 0;
d = i % rs->md.raid_disks;
- if (!test_bit(In_sync, &rs->dev[d].rdev.flags) &&
+ if ((!rs->dev[d].rdev.sb_page ||
+ !test_bit(In_sync, &rs->dev[d].rdev.flags)) &&
(++rebuilds_per_group >= copies))
goto too_many;
- if (!((i + 1) % copies))
- rebuilds_per_group = 0;
}
break;
default:
- DMERR("The rebuild parameter is not supported for %s",
- rs->raid_type->name);
- rs->ti->error = "Rebuild not supported for this RAID type";
- return -EINVAL;
+ if (rebuild_cnt)
+ return -EINVAL;
}
return 0;
too_many:
- rs->ti->error = "Too many rebuild devices specified";
return -EINVAL;
}
@@ -664,9 +659,6 @@ static int parse_raid_params(struct raid_set *rs, char **argv,
}
rs->md.dev_sectors = sectors_per_dev;
- if (validate_rebuild_devices(rs))
- return -EINVAL;
-
/* Assume there are no metadata devices until the drives are parsed */
rs->md.persistent = 0;
rs->md.external = 1;
@@ -995,28 +987,10 @@ static int super_validate(struct mddev *mddev, struct md_rdev *rdev)
static int analyse_superblocks(struct dm_target *ti, struct raid_set *rs)
{
int ret;
- unsigned redundancy = 0;
struct raid_dev *dev;
struct md_rdev *rdev, *tmp, *freshest;
struct mddev *mddev = &rs->md;
- switch (rs->raid_type->level) {
- case 1:
- redundancy = rs->md.raid_disks - 1;
- break;
- case 4:
- case 5:
- case 6:
- redundancy = rs->raid_type->parity_devs;
- break;
- case 10:
- redundancy = raid10_md_layout_to_copies(mddev->layout) - 1;
- break;
- default:
- ti->error = "Unknown RAID type";
- return -EINVAL;
- }
-
freshest = NULL;
rdev_for_each_safe(rdev, tmp, mddev) {
/*
@@ -1045,44 +1019,43 @@ static int analyse_superblocks(struct dm_target *ti, struct raid_set *rs)
break;
default:
dev = container_of(rdev, struct raid_dev, rdev);
- if (redundancy--) {
- if (dev->meta_dev)
- dm_put_device(ti, dev->meta_dev);
-
- dev->meta_dev = NULL;
- rdev->meta_bdev = NULL;
+ if (dev->meta_dev)
+ dm_put_device(ti, dev->meta_dev);
- if (rdev->sb_page)
- put_page(rdev->sb_page);
+ dev->meta_dev = NULL;
+ rdev->meta_bdev = NULL;
- rdev->sb_page = NULL;
+ if (rdev->sb_page)
+ put_page(rdev->sb_page);
- rdev->sb_loaded = 0;
+ rdev->sb_page = NULL;
- /*
- * We might be able to salvage the data device
- * even though the meta device has failed. For
- * now, we behave as though '- -' had been
- * set for this device in the table.
- */
- if (dev->data_dev)
- dm_put_device(ti, dev->data_dev);
+ rdev->sb_loaded = 0;
- dev->data_dev = NULL;
- rdev->bdev = NULL;
+ /*
+ * We might be able to salvage the data device
+ * even though the meta device has failed. For
+ * now, we behave as though '- -' had been
+ * set for this device in the table.
+ */
+ if (dev->data_dev)
+ dm_put_device(ti, dev->data_dev);
- list_del(&rdev->same_set);
+ dev->data_dev = NULL;
+ rdev->bdev = NULL;
- continue;
- }
- ti->error = "Failed to load superblock";
- return ret;
+ list_del(&rdev->same_set);
}
}
if (!freshest)
return 0;
+ if (validate_raid_redundancy(rs)) {
+ rs->ti->error = "Insufficient redundancy to activate array";
+ return -EINVAL;
+ }
+
/*
* Validation of the freshest device provides the source of
* validation for the remaining devices.
@@ -1432,7 +1405,7 @@ static void raid_resume(struct dm_target *ti)
static struct target_type raid_target = {
.name = "raid",
- .version = {1, 4, 0},
+ .version = {1, 4, 1},
.module = THIS_MODULE,
.ctr = raid_ctr,
.dtr = raid_dtr,
diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
index 675ae52..5409607 100644
--- a/drivers/md/dm-thin.c
+++ b/drivers/md/dm-thin.c
@@ -2746,19 +2746,9 @@ static int thin_iterate_devices(struct dm_target *ti,
return 0;
}
-/*
- * A thin device always inherits its queue limits from its pool.
- */
-static void thin_io_hints(struct dm_target *ti, struct queue_limits *limits)
-{
- struct thin_c *tc = ti->private;
-
- *limits = bdev_get_queue(tc->pool_dev->bdev)->limits;
-}
-
static struct target_type thin_target = {
.name = "thin",
- .version = {1, 6, 0},
+ .version = {1, 7, 0},
.module = THIS_MODULE,
.ctr = thin_ctr,
.dtr = thin_dtr,
@@ -2767,7 +2757,6 @@ static struct target_type thin_target = {
.postsuspend = thin_postsuspend,
.status = thin_status,
.iterate_devices = thin_iterate_devices,
- .io_hints = thin_io_hints,
};
/*----------------------------------------------------------------*/
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index c72e4d5..314a0e2 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1188,6 +1188,7 @@ static int __clone_and_map_changing_extent_only(struct clone_info *ci,
{
struct dm_target *ti;
sector_t len;
+ unsigned num_requests;
do {
ti = dm_table_find_target(ci->map, ci->sector);
@@ -1200,7 +1201,8 @@ static int __clone_and_map_changing_extent_only(struct clone_info *ci,
* reconfiguration might also have changed that since the
* check was performed.
*/
- if (!get_num_requests || !get_num_requests(ti))
+ num_requests = get_num_requests ? get_num_requests(ti) : 0;
+ if (!num_requests)
return -EOPNOTSUPP;
if (is_split_required && !is_split_required(ti))
@@ -1208,7 +1210,7 @@ static int __clone_and_map_changing_extent_only(struct clone_info *ci,
else
len = min(ci->sector_count, max_io_len(ci->sector, ti));
- __issue_target_requests(ci, ti, ti->num_discard_requests, len);
+ __issue_target_requests(ci, ti, num_requests, len);
ci->sector += len;
} while (ci->sector_count -= len);
diff --git a/drivers/media/i2c/m5mols/m5mols_core.c b/drivers/media/i2c/m5mols/m5mols_core.c
index 8a8d42f..d4e7567 100644
--- a/drivers/media/i2c/m5mols/m5mols_core.c
+++ b/drivers/media/i2c/m5mols/m5mols_core.c
@@ -556,7 +556,7 @@ static int m5mols_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
mutex_lock(&info->lock);
format = __find_format(info, fh, fmt->which, info->res_type);
- if (!format)
+ if (format)
fmt->format = *format;
else
ret = -EINVAL;
diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c
index 1cf8293..4a980e0 100644
--- a/drivers/media/platform/coda.c
+++ b/drivers/media/platform/coda.c
@@ -23,8 +23,8 @@
#include <linux/slab.h>
#include <linux/videodev2.h>
#include <linux/of.h>
+#include <linux/platform_data/imx-iram.h>
-#include <mach/iram.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-device.h>
#include <media/v4l2-ioctl.h>
diff --git a/drivers/media/platform/omap3isp/ispvideo.c b/drivers/media/platform/omap3isp/ispvideo.c
index e0d73a6..8dac175 100644
--- a/drivers/media/platform/omap3isp/ispvideo.c
+++ b/drivers/media/platform/omap3isp/ispvideo.c
@@ -35,9 +35,6 @@
#include <linux/vmalloc.h>
#include <media/v4l2-dev.h>
#include <media/v4l2-ioctl.h>
-#include <plat/iommu.h>
-#include <plat/iovmm.h>
-#include <plat/omap-pm.h>
#include "ispvideo.h"
#include "isp.h"
diff --git a/drivers/media/platform/s5p-fimc/fimc-mdevice.c b/drivers/media/platform/s5p-fimc/fimc-mdevice.c
index 4ab99f3..b4a68ec 100644
--- a/drivers/media/platform/s5p-fimc/fimc-mdevice.c
+++ b/drivers/media/platform/s5p-fimc/fimc-mdevice.c
@@ -593,7 +593,7 @@ static int __fimc_md_create_flite_source_links(struct fimc_md *fmd)
{
struct media_entity *source, *sink;
unsigned int flags = MEDIA_LNK_FL_ENABLED;
- int i, ret;
+ int i, ret = 0;
for (i = 0; i < FIMC_LITE_MAX_DEVS; i++) {
struct fimc_lite *fimc = fmd->fimc_lite[i];
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c
index 379f574..681bc6b 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c
@@ -412,62 +412,48 @@ leave_handle_frame:
}
/* Error handling for interrupt */
-static void s5p_mfc_handle_error(struct s5p_mfc_ctx *ctx,
- unsigned int reason, unsigned int err)
+static void s5p_mfc_handle_error(struct s5p_mfc_dev *dev,
+ struct s5p_mfc_ctx *ctx, unsigned int reason, unsigned int err)
{
- struct s5p_mfc_dev *dev;
unsigned long flags;
- /* If no context is available then all necessary
- * processing has been done. */
- if (ctx == NULL)
- return;
-
- dev = ctx->dev;
mfc_err("Interrupt Error: %08x\n", err);
- s5p_mfc_hw_call(dev->mfc_ops, clear_int_flags, dev);
- wake_up_dev(dev, reason, err);
- /* Error recovery is dependent on the state of context */
- switch (ctx->state) {
- case MFCINST_INIT:
- /* This error had to happen while acquireing instance */
- case MFCINST_GOT_INST:
- /* This error had to happen while parsing the header */
- case MFCINST_HEAD_PARSED:
- /* This error had to happen while setting dst buffers */
- case MFCINST_RETURN_INST:
- /* This error had to happen while releasing instance */
- clear_work_bit(ctx);
- wake_up_ctx(ctx, reason, err);
- if (test_and_clear_bit(0, &dev->hw_lock) == 0)
- BUG();
- s5p_mfc_clock_off();
- ctx->state = MFCINST_ERROR;
- break;
- case MFCINST_FINISHING:
- case MFCINST_FINISHED:
- case MFCINST_RUNNING:
- /* It is higly probable that an error occured
- * while decoding a frame */
- clear_work_bit(ctx);
- ctx->state = MFCINST_ERROR;
- /* Mark all dst buffers as having an error */
- spin_lock_irqsave(&dev->irqlock, flags);
- s5p_mfc_hw_call(dev->mfc_ops, cleanup_queue, &ctx->dst_queue,
- &ctx->vq_dst);
- /* Mark all src buffers as having an error */
- s5p_mfc_hw_call(dev->mfc_ops, cleanup_queue, &ctx->src_queue,
- &ctx->vq_src);
- spin_unlock_irqrestore(&dev->irqlock, flags);
- if (test_and_clear_bit(0, &dev->hw_lock) == 0)
- BUG();
- s5p_mfc_clock_off();
- break;
- default:
- mfc_err("Encountered an error interrupt which had not been handled\n");
- break;
+ if (ctx != NULL) {
+ /* Error recovery is dependent on the state of context */
+ switch (ctx->state) {
+ case MFCINST_RES_CHANGE_INIT:
+ case MFCINST_RES_CHANGE_FLUSH:
+ case MFCINST_RES_CHANGE_END:
+ case MFCINST_FINISHING:
+ case MFCINST_FINISHED:
+ case MFCINST_RUNNING:
+ /* It is higly probable that an error occured
+ * while decoding a frame */
+ clear_work_bit(ctx);
+ ctx->state = MFCINST_ERROR;
+ /* Mark all dst buffers as having an error */
+ spin_lock_irqsave(&dev->irqlock, flags);
+ s5p_mfc_hw_call(dev->mfc_ops, cleanup_queue,
+ &ctx->dst_queue, &ctx->vq_dst);
+ /* Mark all src buffers as having an error */
+ s5p_mfc_hw_call(dev->mfc_ops, cleanup_queue,
+ &ctx->src_queue, &ctx->vq_src);
+ spin_unlock_irqrestore(&dev->irqlock, flags);
+ wake_up_ctx(ctx, reason, err);
+ break;
+ default:
+ clear_work_bit(ctx);
+ ctx->state = MFCINST_ERROR;
+ wake_up_ctx(ctx, reason, err);
+ break;
+ }
}
+ if (test_and_clear_bit(0, &dev->hw_lock) == 0)
+ BUG();
+ s5p_mfc_hw_call(dev->mfc_ops, clear_int_flags, dev);
+ s5p_mfc_clock_off();
+ wake_up_dev(dev, reason, err);
return;
}
@@ -632,7 +618,7 @@ static irqreturn_t s5p_mfc_irq(int irq, void *priv)
dev->warn_start)
s5p_mfc_handle_frame(ctx, reason, err);
else
- s5p_mfc_handle_error(ctx, reason, err);
+ s5p_mfc_handle_error(dev, ctx, reason, err);
clear_bit(0, &dev->enter_suspend);
break;
diff --git a/drivers/media/usb/gspca/kinect.c b/drivers/media/usb/gspca/kinect.c
index 40ad668..3773a8a 100644
--- a/drivers/media/usb/gspca/kinect.c
+++ b/drivers/media/usb/gspca/kinect.c
@@ -381,6 +381,7 @@ static const struct sd_desc sd_desc = {
/* -- module initialisation -- */
static const struct usb_device_id device_table[] = {
{USB_DEVICE(0x045e, 0x02ae)},
+ {USB_DEVICE(0x045e, 0x02bf)},
{}
};
diff --git a/drivers/media/usb/gspca/sonixb.c b/drivers/media/usb/gspca/sonixb.c
index 70511d5..1220340 100644
--- a/drivers/media/usb/gspca/sonixb.c
+++ b/drivers/media/usb/gspca/sonixb.c
@@ -496,7 +496,7 @@ static void reg_w(struct gspca_dev *gspca_dev,
}
}
-static void i2c_w(struct gspca_dev *gspca_dev, const __u8 *buffer)
+static void i2c_w(struct gspca_dev *gspca_dev, const u8 *buf)
{
int retry = 60;
@@ -504,16 +504,19 @@ static void i2c_w(struct gspca_dev *gspca_dev, const __u8 *buffer)
return;
/* is i2c ready */
- reg_w(gspca_dev, 0x08, buffer, 8);
+ reg_w(gspca_dev, 0x08, buf, 8);
while (retry--) {
if (gspca_dev->usb_err < 0)
return;
- msleep(10);
+ msleep(1);
reg_r(gspca_dev, 0x08);
if (gspca_dev->usb_buf[0] & 0x04) {
if (gspca_dev->usb_buf[0] & 0x08) {
dev_err(gspca_dev->v4l2_dev.dev,
- "i2c write error\n");
+ "i2c error writing %02x %02x %02x %02x"
+ " %02x %02x %02x %02x\n",
+ buf[0], buf[1], buf[2], buf[3],
+ buf[4], buf[5], buf[6], buf[7]);
gspca_dev->usb_err = -EIO;
}
return;
@@ -530,7 +533,7 @@ static void i2c_w_vector(struct gspca_dev *gspca_dev,
for (;;) {
if (gspca_dev->usb_err < 0)
return;
- reg_w(gspca_dev, 0x08, *buffer, 8);
+ i2c_w(gspca_dev, *buffer);
len -= 8;
if (len <= 0)
break;
diff --git a/drivers/media/usb/gspca/sonixj.c b/drivers/media/usb/gspca/sonixj.c
index 5a86047..36307a9 100644
--- a/drivers/media/usb/gspca/sonixj.c
+++ b/drivers/media/usb/gspca/sonixj.c
@@ -1550,6 +1550,7 @@ static void i2c_w1(struct gspca_dev *gspca_dev, u8 reg, u8 val)
0,
gspca_dev->usb_buf, 8,
500);
+ msleep(2);
if (ret < 0) {
pr_err("i2c_w1 err %d\n", ret);
gspca_dev->usb_err = ret;
diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c
index 2bb7613..d5baab1 100644
--- a/drivers/media/usb/uvc/uvc_ctrl.c
+++ b/drivers/media/usb/uvc/uvc_ctrl.c
@@ -1431,8 +1431,10 @@ int uvc_ctrl_set(struct uvc_video_chain *chain,
int ret;
ctrl = uvc_find_control(chain, xctrl->id, &mapping);
- if (ctrl == NULL || (ctrl->info.flags & UVC_CTRL_FLAG_SET_CUR) == 0)
+ if (ctrl == NULL)
return -EINVAL;
+ if (!(ctrl->info.flags & UVC_CTRL_FLAG_SET_CUR))
+ return -EACCES;
/* Clamp out of range values. */
switch (mapping->v4l2_type) {
diff --git a/drivers/media/usb/uvc/uvc_v4l2.c b/drivers/media/usb/uvc/uvc_v4l2.c
index f2ee8c6..68d59b5 100644
--- a/drivers/media/usb/uvc/uvc_v4l2.c
+++ b/drivers/media/usb/uvc/uvc_v4l2.c
@@ -657,8 +657,7 @@ static long uvc_v4l2_do_ioctl(struct file *file, unsigned int cmd, void *arg)
ret = uvc_ctrl_get(chain, ctrl);
if (ret < 0) {
uvc_ctrl_rollback(handle);
- ctrls->error_idx = ret == -ENOENT
- ? ctrls->count : i;
+ ctrls->error_idx = i;
return ret;
}
}
@@ -686,8 +685,7 @@ static long uvc_v4l2_do_ioctl(struct file *file, unsigned int cmd, void *arg)
ret = uvc_ctrl_set(chain, ctrl);
if (ret < 0) {
uvc_ctrl_rollback(handle);
- ctrls->error_idx = (ret == -ENOENT &&
- cmd == VIDIOC_S_EXT_CTRLS)
+ ctrls->error_idx = cmd == VIDIOC_S_EXT_CTRLS
? ctrls->count : i;
return ret;
}
diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c
index 9f81be2..e02c479 100644
--- a/drivers/media/v4l2-core/videobuf2-core.c
+++ b/drivers/media/v4l2-core/videobuf2-core.c
@@ -921,8 +921,10 @@ static void __fill_vb2_buffer(struct vb2_buffer *vb, const struct v4l2_buffer *b
* In videobuf we use our internal V4l2_planes struct for
* single-planar buffers as well, for simplicity.
*/
- if (V4L2_TYPE_IS_OUTPUT(b->type))
+ if (V4L2_TYPE_IS_OUTPUT(b->type)) {
v4l2_planes[0].bytesused = b->bytesused;
+ v4l2_planes[0].data_offset = 0;
+ }
if (b->memory == V4L2_MEMORY_USERPTR) {
v4l2_planes[0].m.userptr = b->m.userptr;
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 47ad4e2..ff553ba 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -237,6 +237,7 @@ config MFD_TPS65910
depends on I2C=y && GPIOLIB
select MFD_CORE
select REGMAP_I2C
+ select REGMAP_IRQ
select IRQ_DOMAIN
help
if you say yes here you get support for the TPS65910 series of
diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c
index e1650ba..4778bb1 100644
--- a/drivers/mfd/ab8500-core.c
+++ b/drivers/mfd/ab8500-core.c
@@ -19,6 +19,7 @@
#include <linux/mfd/core.h>
#include <linux/mfd/abx500.h>
#include <linux/mfd/abx500/ab8500.h>
+#include <linux/mfd/abx500/ab8500-bm.h>
#include <linux/mfd/dbx500-prcmu.h>
#include <linux/regulator/ab8500.h>
#include <linux/of.h>
diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
index bc8a3ed..222c03a 100644
--- a/drivers/mfd/arizona-core.c
+++ b/drivers/mfd/arizona-core.c
@@ -239,7 +239,12 @@ static int arizona_runtime_resume(struct device *dev)
return ret;
}
- regcache_sync(arizona->regmap);
+ ret = regcache_sync(arizona->regmap);
+ if (ret != 0) {
+ dev_err(arizona->dev, "Failed to restore register cache\n");
+ regulator_disable(arizona->dcvdd);
+ return ret;
+ }
return 0;
}
diff --git a/drivers/mfd/arizona-irq.c b/drivers/mfd/arizona-irq.c
index 74713bf..2bec5f0 100644
--- a/drivers/mfd/arizona-irq.c
+++ b/drivers/mfd/arizona-irq.c
@@ -176,14 +176,7 @@ int arizona_irq_init(struct arizona *arizona)
aod = &wm5102_aod;
irq = &wm5102_irq;
- switch (arizona->rev) {
- case 0:
- case 1:
- ctrlif_error = false;
- break;
- default:
- break;
- }
+ ctrlif_error = false;
break;
#endif
#ifdef CONFIG_MFD_WM5110
@@ -191,14 +184,7 @@ int arizona_irq_init(struct arizona *arizona)
aod = &wm5110_aod;
irq = &wm5110_irq;
- switch (arizona->rev) {
- case 0:
- case 1:
- ctrlif_error = false;
- break;
- default:
- break;
- }
+ ctrlif_error = false;
break;
#endif
default:
diff --git a/drivers/mfd/da9052-i2c.c b/drivers/mfd/da9052-i2c.c
index ac74a4d..885e567 100644
--- a/drivers/mfd/da9052-i2c.c
+++ b/drivers/mfd/da9052-i2c.c
@@ -27,6 +27,66 @@
#include <linux/of_device.h>
#endif
+/* I2C safe register check */
+static inline bool i2c_safe_reg(unsigned char reg)
+{
+ switch (reg) {
+ case DA9052_STATUS_A_REG:
+ case DA9052_STATUS_B_REG:
+ case DA9052_STATUS_C_REG:
+ case DA9052_STATUS_D_REG:
+ case DA9052_ADC_RES_L_REG:
+ case DA9052_ADC_RES_H_REG:
+ case DA9052_VDD_RES_REG:
+ case DA9052_ICHG_AV_REG:
+ case DA9052_TBAT_RES_REG:
+ case DA9052_ADCIN4_RES_REG:
+ case DA9052_ADCIN5_RES_REG:
+ case DA9052_ADCIN6_RES_REG:
+ case DA9052_TJUNC_RES_REG:
+ case DA9052_TSI_X_MSB_REG:
+ case DA9052_TSI_Y_MSB_REG:
+ case DA9052_TSI_LSB_REG:
+ case DA9052_TSI_Z_MSB_REG:
+ return true;
+ default:
+ return false;
+ }
+}
+
+/*
+ * There is an issue with DA9052 and DA9053_AA/BA/BB PMIC where the PMIC
+ * gets lockup up or fails to respond following a system reset.
+ * This fix is to follow any read or write with a dummy read to a safe
+ * register.
+ */
+int da9052_i2c_fix(struct da9052 *da9052, unsigned char reg)
+{
+ int val;
+
+ switch (da9052->chip_id) {
+ case DA9052:
+ case DA9053_AA:
+ case DA9053_BA:
+ case DA9053_BB:
+ /* A dummy read to a safe register address. */
+ if (!i2c_safe_reg(reg))
+ return regmap_read(da9052->regmap,
+ DA9052_PARK_REGISTER,
+ &val);
+ break;
+ default:
+ /*
+ * For other chips parking of I2C register
+ * to a safe place is not required.
+ */
+ break;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL(da9052_i2c_fix);
+
static int da9052_i2c_enable_multiwrite(struct da9052 *da9052)
{
int reg_val, ret;
@@ -83,6 +143,7 @@ static int da9052_i2c_probe(struct i2c_client *client,
da9052->dev = &client->dev;
da9052->chip_irq = client->irq;
+ da9052->fix_io = da9052_i2c_fix;
i2c_set_clientdata(client, da9052);
diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c
index dc8826d..268f45d 100644
--- a/drivers/mfd/db8500-prcmu.c
+++ b/drivers/mfd/db8500-prcmu.c
@@ -2524,7 +2524,7 @@ static bool read_mailbox_0(void)
for (n = 0; n < NUM_PRCMU_WAKEUPS; n++) {
if (ev & prcmu_irq_bit[n])
- generic_handle_irq(IRQ_PRCMU_BASE + n);
+ generic_handle_irq(irq_find_mapping(db8500_irq_domain, n));
}
r = true;
break;
@@ -2737,13 +2737,14 @@ static int db8500_irq_map(struct irq_domain *d, unsigned int virq,
}
static struct irq_domain_ops db8500_irq_ops = {
- .map = db8500_irq_map,
- .xlate = irq_domain_xlate_twocell,
+ .map = db8500_irq_map,
+ .xlate = irq_domain_xlate_twocell,
};
static int db8500_irq_init(struct device_node *np)
{
- int irq_base = -1;
+ int irq_base = 0;
+ int i;
/* In the device tree case, just take some IRQs */
if (!np)
@@ -2758,6 +2759,10 @@ static int db8500_irq_init(struct device_node *np)
return -ENOSYS;
}
+ /* All wakeups will be used, so create mappings for all */
+ for (i = 0; i < NUM_PRCMU_WAKEUPS; i++)
+ irq_create_mapping(db8500_irq_domain, i);
+
return 0;
}
diff --git a/drivers/mfd/max77686.c b/drivers/mfd/max77686.c
index f6878f8..4d73963 100644
--- a/drivers/mfd/max77686.c
+++ b/drivers/mfd/max77686.c
@@ -93,15 +93,6 @@ static int max77686_i2c_probe(struct i2c_client *i2c,
if (max77686 == NULL)
return -ENOMEM;
- max77686->regmap = regmap_init_i2c(i2c, &max77686_regmap_config);
- if (IS_ERR(max77686->regmap)) {
- ret = PTR_ERR(max77686->regmap);
- dev_err(max77686->dev, "Failed to allocate register map: %d\n",
- ret);
- kfree(max77686);
- return ret;
- }
-
i2c_set_clientdata(i2c, max77686);
max77686->dev = &i2c->dev;
max77686->i2c = i2c;
@@ -111,6 +102,15 @@ static int max77686_i2c_probe(struct i2c_client *i2c,
max77686->irq_gpio = pdata->irq_gpio;
max77686->irq = i2c->irq;
+ max77686->regmap = regmap_init_i2c(i2c, &max77686_regmap_config);
+ if (IS_ERR(max77686->regmap)) {
+ ret = PTR_ERR(max77686->regmap);
+ dev_err(max77686->dev, "Failed to allocate register map: %d\n",
+ ret);
+ kfree(max77686);
+ return ret;
+ }
+
if (regmap_read(max77686->regmap,
MAX77686_REG_DEVICE_ID, &data) < 0) {
dev_err(max77686->dev,
diff --git a/drivers/mfd/max77693.c b/drivers/mfd/max77693.c
index cc5155e..9e60fed 100644
--- a/drivers/mfd/max77693.c
+++ b/drivers/mfd/max77693.c
@@ -114,35 +114,37 @@ static int max77693_i2c_probe(struct i2c_client *i2c,
u8 reg_data;
int ret = 0;
+ if (!pdata) {
+ dev_err(&i2c->dev, "No platform data found.\n");
+ return -EINVAL;
+ }
+
max77693 = devm_kzalloc(&i2c->dev,
sizeof(struct max77693_dev), GFP_KERNEL);
if (max77693 == NULL)
return -ENOMEM;
- max77693->regmap = devm_regmap_init_i2c(i2c, &max77693_regmap_config);
- if (IS_ERR(max77693->regmap)) {
- ret = PTR_ERR(max77693->regmap);
- dev_err(max77693->dev,"failed to allocate register map: %d\n",
- ret);
- goto err_regmap;
- }
-
i2c_set_clientdata(i2c, max77693);
max77693->dev = &i2c->dev;
max77693->i2c = i2c;
max77693->irq = i2c->irq;
max77693->type = id->driver_data;
- if (!pdata)
- goto err_regmap;
+ max77693->regmap = devm_regmap_init_i2c(i2c, &max77693_regmap_config);
+ if (IS_ERR(max77693->regmap)) {
+ ret = PTR_ERR(max77693->regmap);
+ dev_err(max77693->dev, "failed to allocate register map: %d\n",
+ ret);
+ return ret;
+ }
max77693->wakeup = pdata->wakeup;
- if (max77693_read_reg(max77693->regmap,
- MAX77693_PMIC_REG_PMIC_ID2, &reg_data) < 0) {
+ ret = max77693_read_reg(max77693->regmap, MAX77693_PMIC_REG_PMIC_ID2,
+ &reg_data);
+ if (ret < 0) {
dev_err(max77693->dev, "device not found on this channel\n");
- ret = -ENODEV;
- goto err_regmap;
+ return ret;
} else
dev_info(max77693->dev, "device ID: 0x%x\n", reg_data);
@@ -163,7 +165,7 @@ static int max77693_i2c_probe(struct i2c_client *i2c,
ret = PTR_ERR(max77693->regmap_muic);
dev_err(max77693->dev,
"failed to allocate register map: %d\n", ret);
- goto err_regmap;
+ goto err_regmap_muic;
}
ret = max77693_irq_init(max77693);
@@ -184,9 +186,9 @@ static int max77693_i2c_probe(struct i2c_client *i2c,
err_mfd:
max77693_irq_exit(max77693);
err_irq:
+err_regmap_muic:
i2c_unregister_device(max77693->muic);
i2c_unregister_device(max77693->haptic);
-err_regmap:
return ret;
}
diff --git a/drivers/mfd/pcf50633-core.c b/drivers/mfd/pcf50633-core.c
index 64803f1..d115673 100644
--- a/drivers/mfd/pcf50633-core.c
+++ b/drivers/mfd/pcf50633-core.c
@@ -208,6 +208,8 @@ static int pcf50633_probe(struct i2c_client *client,
if (!pcf)
return -ENOMEM;
+ i2c_set_clientdata(client, pcf);
+ pcf->dev = &client->dev;
pcf->pdata = pdata;
mutex_init(&pcf->lock);
@@ -219,9 +221,6 @@ static int pcf50633_probe(struct i2c_client *client,
return ret;
}
- i2c_set_clientdata(client, pcf);
- pcf->dev = &client->dev;
-
version = pcf50633_reg_read(pcf, 0);
variant = pcf50633_reg_read(pcf, 1);
if (version < 0 || variant < 0) {
diff --git a/drivers/mfd/rtl8411.c b/drivers/mfd/rtl8411.c
index 89f046c..3d3b4ad 100644
--- a/drivers/mfd/rtl8411.c
+++ b/drivers/mfd/rtl8411.c
@@ -112,6 +112,21 @@ static int rtl8411_card_power_off(struct rtsx_pcr *pcr, int card)
BPP_LDO_POWB, BPP_LDO_SUSPEND);
}
+static int rtl8411_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+{
+ u8 mask, val;
+
+ mask = (BPP_REG_TUNED18 << BPP_TUNED18_SHIFT_8411) | BPP_PAD_MASK;
+ if (voltage == OUTPUT_3V3)
+ val = (BPP_ASIC_3V3 << BPP_TUNED18_SHIFT_8411) | BPP_PAD_3V3;
+ else if (voltage == OUTPUT_1V8)
+ val = (BPP_ASIC_1V8 << BPP_TUNED18_SHIFT_8411) | BPP_PAD_1V8;
+ else
+ return -EINVAL;
+
+ return rtsx_pci_write_register(pcr, LDO_CTL, mask, val);
+}
+
static unsigned int rtl8411_cd_deglitch(struct rtsx_pcr *pcr)
{
unsigned int card_exist;
@@ -163,6 +178,18 @@ static unsigned int rtl8411_cd_deglitch(struct rtsx_pcr *pcr)
return card_exist;
}
+static int rtl8411_conv_clk_and_div_n(int input, int dir)
+{
+ int output;
+
+ if (dir == CLK_TO_DIV_N)
+ output = input * 4 / 5 - 2;
+ else
+ output = (input + 2) * 5 / 4;
+
+ return output;
+}
+
static const struct pcr_ops rtl8411_pcr_ops = {
.extra_init_hw = rtl8411_extra_init_hw,
.optimize_phy = NULL,
@@ -172,7 +199,9 @@ static const struct pcr_ops rtl8411_pcr_ops = {
.disable_auto_blink = rtl8411_disable_auto_blink,
.card_power_on = rtl8411_card_power_on,
.card_power_off = rtl8411_card_power_off,
+ .switch_output_voltage = rtl8411_switch_output_voltage,
.cd_deglitch = rtl8411_cd_deglitch,
+ .conv_clk_and_div_n = rtl8411_conv_clk_and_div_n,
};
/* SD Pull Control Enable:
diff --git a/drivers/mfd/rts5209.c b/drivers/mfd/rts5209.c
index 283a4f1..98fe0f3 100644
--- a/drivers/mfd/rts5209.c
+++ b/drivers/mfd/rts5209.c
@@ -144,6 +144,25 @@ static int rts5209_card_power_off(struct rtsx_pcr *pcr, int card)
return rtsx_pci_send_cmd(pcr, 100);
}
+static int rts5209_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+{
+ int err;
+
+ if (voltage == OUTPUT_3V3) {
+ err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4FC0 | 0x24);
+ if (err < 0)
+ return err;
+ } else if (voltage == OUTPUT_1V8) {
+ err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4C40 | 0x24);
+ if (err < 0)
+ return err;
+ } else {
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
static const struct pcr_ops rts5209_pcr_ops = {
.extra_init_hw = rts5209_extra_init_hw,
.optimize_phy = rts5209_optimize_phy,
@@ -153,7 +172,9 @@ static const struct pcr_ops rts5209_pcr_ops = {
.disable_auto_blink = rts5209_disable_auto_blink,
.card_power_on = rts5209_card_power_on,
.card_power_off = rts5209_card_power_off,
+ .switch_output_voltage = rts5209_switch_output_voltage,
.cd_deglitch = NULL,
+ .conv_clk_and_div_n = NULL,
};
/* SD Pull Control Enable:
diff --git a/drivers/mfd/rts5229.c b/drivers/mfd/rts5229.c
index b9dbab2..29d889c 100644
--- a/drivers/mfd/rts5229.c
+++ b/drivers/mfd/rts5229.c
@@ -114,6 +114,25 @@ static int rts5229_card_power_off(struct rtsx_pcr *pcr, int card)
return rtsx_pci_send_cmd(pcr, 100);
}
+static int rts5229_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+{
+ int err;
+
+ if (voltage == OUTPUT_3V3) {
+ err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4FC0 | 0x24);
+ if (err < 0)
+ return err;
+ } else if (voltage == OUTPUT_1V8) {
+ err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4C40 | 0x24);
+ if (err < 0)
+ return err;
+ } else {
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
static const struct pcr_ops rts5229_pcr_ops = {
.extra_init_hw = rts5229_extra_init_hw,
.optimize_phy = rts5229_optimize_phy,
@@ -123,7 +142,9 @@ static const struct pcr_ops rts5229_pcr_ops = {
.disable_auto_blink = rts5229_disable_auto_blink,
.card_power_on = rts5229_card_power_on,
.card_power_off = rts5229_card_power_off,
+ .switch_output_voltage = rts5229_switch_output_voltage,
.cd_deglitch = NULL,
+ .conv_clk_and_div_n = NULL,
};
/* SD Pull Control Enable:
diff --git a/drivers/mfd/rtsx_pcr.c b/drivers/mfd/rtsx_pcr.c
index 7a7b0bd..9fc5700 100644
--- a/drivers/mfd/rtsx_pcr.c
+++ b/drivers/mfd/rtsx_pcr.c
@@ -630,7 +630,10 @@ int rtsx_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
if (clk == pcr->cur_clock)
return 0;
- N = (u8)(clk - 2);
+ if (pcr->ops->conv_clk_and_div_n)
+ N = (u8)pcr->ops->conv_clk_and_div_n(clk, CLK_TO_DIV_N);
+ else
+ N = (u8)(clk - 2);
if ((clk <= 2) || (N > max_N))
return -EINVAL;
@@ -641,7 +644,14 @@ int rtsx_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
/* Make sure that the SSC clock div_n is equal or greater than min_N */
div = CLK_DIV_1;
while ((N < min_N) && (div < max_div)) {
- N = (N + 2) * 2 - 2;
+ if (pcr->ops->conv_clk_and_div_n) {
+ int dbl_clk = pcr->ops->conv_clk_and_div_n(N,
+ DIV_N_TO_CLK) * 2;
+ N = (u8)pcr->ops->conv_clk_and_div_n(dbl_clk,
+ CLK_TO_DIV_N);
+ } else {
+ N = (N + 2) * 2 - 2;
+ }
div++;
}
dev_dbg(&(pcr->pci->dev), "N = %d, div = %d\n", N, div);
@@ -703,6 +713,15 @@ int rtsx_pci_card_power_off(struct rtsx_pcr *pcr, int card)
}
EXPORT_SYMBOL_GPL(rtsx_pci_card_power_off);
+int rtsx_pci_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+{
+ if (pcr->ops->switch_output_voltage)
+ return pcr->ops->switch_output_voltage(pcr, voltage);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rtsx_pci_switch_output_voltage);
+
unsigned int rtsx_pci_card_exist(struct rtsx_pcr *pcr)
{
unsigned int val;
@@ -767,10 +786,10 @@ static void rtsx_pci_card_detect(struct work_struct *work)
spin_unlock_irqrestore(&pcr->lock, flags);
- if (card_detect & SD_EXIST)
+ if ((card_detect & SD_EXIST) && pcr->slots[RTSX_SD_CARD].card_event)
pcr->slots[RTSX_SD_CARD].card_event(
pcr->slots[RTSX_SD_CARD].p_dev);
- if (card_detect & MS_EXIST)
+ if ((card_detect & MS_EXIST) && pcr->slots[RTSX_MS_CARD].card_event)
pcr->slots[RTSX_MS_CARD].card_event(
pcr->slots[RTSX_MS_CARD].p_dev);
}
diff --git a/drivers/mfd/tc3589x.c b/drivers/mfd/tc3589x.c
index a06d66b..ecc092c 100644
--- a/drivers/mfd/tc3589x.c
+++ b/drivers/mfd/tc3589x.c
@@ -219,25 +219,18 @@ static void tc3589x_irq_unmap(struct irq_domain *d, unsigned int virq)
}
static struct irq_domain_ops tc3589x_irq_ops = {
- .map = tc3589x_irq_map,
+ .map = tc3589x_irq_map,
.unmap = tc3589x_irq_unmap,
- .xlate = irq_domain_xlate_twocell,
+ .xlate = irq_domain_xlate_twocell,
};
static int tc3589x_irq_init(struct tc3589x *tc3589x, struct device_node *np)
{
int base = tc3589x->irq_base;
- if (base) {
- tc3589x->domain = irq_domain_add_legacy(
- NULL, TC3589x_NR_INTERNAL_IRQS, base,
- 0, &tc3589x_irq_ops, tc3589x);
- }
- else {
- tc3589x->domain = irq_domain_add_linear(
- np, TC3589x_NR_INTERNAL_IRQS,
- &tc3589x_irq_ops, tc3589x);
- }
+ tc3589x->domain = irq_domain_add_simple(
+ np, TC3589x_NR_INTERNAL_IRQS, base,
+ &tc3589x_irq_ops, tc3589x);
if (!tc3589x->domain) {
dev_err(tc3589x->dev, "Failed to create irqdomain\n");
diff --git a/drivers/mfd/twl4030-power.c b/drivers/mfd/twl4030-power.c
index 4dae241..dd362c1 100644
--- a/drivers/mfd/twl4030-power.c
+++ b/drivers/mfd/twl4030-power.c
@@ -159,7 +159,7 @@ out:
static int twl4030_write_script(u8 address, struct twl4030_ins *script,
int len)
{
- int err;
+ int err = -EINVAL;
for (; len; len--, address++, script++) {
if (len == 1) {
diff --git a/drivers/mfd/vexpress-config.c b/drivers/mfd/vexpress-config.c
index fae15d8..3c1723aa 100644
--- a/drivers/mfd/vexpress-config.c
+++ b/drivers/mfd/vexpress-config.c
@@ -67,6 +67,7 @@ struct vexpress_config_bridge *vexpress_config_bridge_register(
return bridge;
}
+EXPORT_SYMBOL(vexpress_config_bridge_register);
void vexpress_config_bridge_unregister(struct vexpress_config_bridge *bridge)
{
@@ -83,6 +84,7 @@ void vexpress_config_bridge_unregister(struct vexpress_config_bridge *bridge)
while (!list_empty(&__bridge.transactions))
cpu_relax();
}
+EXPORT_SYMBOL(vexpress_config_bridge_unregister);
struct vexpress_config_func {
@@ -142,6 +144,7 @@ struct vexpress_config_func *__vexpress_config_func_get(struct device *dev,
return func;
}
+EXPORT_SYMBOL(__vexpress_config_func_get);
void vexpress_config_func_put(struct vexpress_config_func *func)
{
@@ -149,7 +152,7 @@ void vexpress_config_func_put(struct vexpress_config_func *func)
of_node_put(func->bridge->node);
kfree(func);
}
-
+EXPORT_SYMBOL(vexpress_config_func_put);
struct vexpress_config_trans {
struct vexpress_config_func *func;
@@ -229,6 +232,7 @@ void vexpress_config_complete(struct vexpress_config_bridge *bridge,
complete(&trans->completion);
}
+EXPORT_SYMBOL(vexpress_config_complete);
int vexpress_config_wait(struct vexpress_config_trans *trans)
{
@@ -236,7 +240,7 @@ int vexpress_config_wait(struct vexpress_config_trans *trans)
return trans->status;
}
-
+EXPORT_SYMBOL(vexpress_config_wait);
int vexpress_config_read(struct vexpress_config_func *func, int offset,
u32 *data)
diff --git a/drivers/mfd/vexpress-sysreg.c b/drivers/mfd/vexpress-sysreg.c
index e5d8f63..77048b1 100644
--- a/drivers/mfd/vexpress-sysreg.c
+++ b/drivers/mfd/vexpress-sysreg.c
@@ -313,19 +313,11 @@ static void vexpress_sysreg_config_complete(unsigned long data)
}
-void __init vexpress_sysreg_early_init(void __iomem *base)
+void __init vexpress_sysreg_setup(struct device_node *node)
{
- struct device_node *node = of_find_compatible_node(NULL, NULL,
- "arm,vexpress-sysreg");
-
- if (node)
- base = of_iomap(node, 0);
-
- if (WARN_ON(!base))
+ if (WARN_ON(!vexpress_sysreg_base))
return;
- vexpress_sysreg_base = base;
-
if (readl(vexpress_sysreg_base + SYS_MISC) & SYS_MISC_MASTERSITE)
vexpress_master_site = VEXPRESS_SITE_DB2;
else
@@ -336,9 +328,23 @@ void __init vexpress_sysreg_early_init(void __iomem *base)
WARN_ON(!vexpress_sysreg_config_bridge);
}
+void __init vexpress_sysreg_early_init(void __iomem *base)
+{
+ vexpress_sysreg_base = base;
+ vexpress_sysreg_setup(NULL);
+}
+
void __init vexpress_sysreg_of_early_init(void)
{
- vexpress_sysreg_early_init(NULL);
+ struct device_node *node = of_find_compatible_node(NULL, NULL,
+ "arm,vexpress-sysreg");
+
+ if (node) {
+ vexpress_sysreg_base = of_iomap(node, 0);
+ vexpress_sysreg_setup(node);
+ } else {
+ pr_info("vexpress-sysreg: No Device Tree node found.");
+ }
}
@@ -426,9 +432,11 @@ static int vexpress_sysreg_probe(struct platform_device *pdev)
return -EBUSY;
}
- if (!vexpress_sysreg_base)
+ if (!vexpress_sysreg_base) {
vexpress_sysreg_base = devm_ioremap(&pdev->dev, res->start,
resource_size(res));
+ vexpress_sysreg_setup(pdev->dev.of_node);
+ }
if (!vexpress_sysreg_base) {
dev_err(&pdev->dev, "Failed to obtain base address!\n");
diff --git a/drivers/mfd/wm5102-tables.c b/drivers/mfd/wm5102-tables.c
index 088872a..1133a64 100644
--- a/drivers/mfd/wm5102-tables.c
+++ b/drivers/mfd/wm5102-tables.c
@@ -1882,7 +1882,7 @@ static bool wm5102_volatile_register(struct device *dev, unsigned int reg)
}
}
-#define WM5102_MAX_REGISTER 0x1a8fff
+#define WM5102_MAX_REGISTER 0x1a9800
const struct regmap_config wm5102_spi_regmap = {
.reg_bits = 32,
diff --git a/drivers/misc/ti-st/st_kim.c b/drivers/misc/ti-st/st_kim.c
index 9ff942a..83269f1 100644
--- a/drivers/misc/ti-st/st_kim.c
+++ b/drivers/misc/ti-st/st_kim.c
@@ -468,6 +468,11 @@ long st_kim_start(void *kim_data)
if (pdata->chip_enable)
pdata->chip_enable(kim_gdata);
+ /* Configure BT nShutdown to HIGH state */
+ gpio_set_value(kim_gdata->nshutdown, GPIO_LOW);
+ mdelay(5); /* FIXME: a proper toggle */
+ gpio_set_value(kim_gdata->nshutdown, GPIO_HIGH);
+ mdelay(100);
/* re-initialize the completion */
INIT_COMPLETION(kim_gdata->ldisc_installed);
/* send notification to UIM */
@@ -509,7 +514,8 @@ long st_kim_start(void *kim_data)
* (b) upon failure to either install ldisc or download firmware.
* The function is responsible to (a) notify UIM about un-installation,
* (b) flush UART if the ldisc was installed.
- * (c) invoke platform's chip disabling routine.
+ * (c) reset BT_EN - pull down nshutdown at the end.
+ * (d) invoke platform's chip disabling routine.
*/
long st_kim_stop(void *kim_data)
{
@@ -541,6 +547,13 @@ long st_kim_stop(void *kim_data)
err = -ETIMEDOUT;
}
+ /* By default configure BT nShutdown to LOW state */
+ gpio_set_value(kim_gdata->nshutdown, GPIO_LOW);
+ mdelay(1);
+ gpio_set_value(kim_gdata->nshutdown, GPIO_HIGH);
+ mdelay(1);
+ gpio_set_value(kim_gdata->nshutdown, GPIO_LOW);
+
/* platform specific disable */
if (pdata->chip_disable)
pdata->chip_disable(kim_gdata);
@@ -733,6 +746,20 @@ static int kim_probe(struct platform_device *pdev)
/* refer to itself */
kim_gdata->core_data->kim_data = kim_gdata;
+ /* Claim the chip enable nShutdown gpio from the system */
+ kim_gdata->nshutdown = pdata->nshutdown_gpio;
+ err = gpio_request(kim_gdata->nshutdown, "kim");
+ if (unlikely(err)) {
+ pr_err(" gpio %ld request failed ", kim_gdata->nshutdown);
+ return err;
+ }
+
+ /* Configure nShutdown GPIO as output=0 */
+ err = gpio_direction_output(kim_gdata->nshutdown, 0);
+ if (unlikely(err)) {
+ pr_err(" unable to configure gpio %ld", kim_gdata->nshutdown);
+ return err;
+ }
/* get reference of pdev for request_firmware
*/
kim_gdata->kim_pdev = pdev;
@@ -779,10 +806,18 @@ err_core_init:
static int kim_remove(struct platform_device *pdev)
{
+ /* free the GPIOs requested */
+ struct ti_st_plat_data *pdata = pdev->dev.platform_data;
struct kim_data_s *kim_gdata;
kim_gdata = dev_get_drvdata(&pdev->dev);
+ /* Free the Bluetooth/FM/GPIO
+ * nShutdown gpio from the system
+ */
+ gpio_free(pdata->nshutdown_gpio);
+ pr_info("nshutdown GPIO Freed");
+
debugfs_remove_recursive(kim_debugfs_dir);
sysfs_remove_group(&pdev->dev.kobj, &uim_attr_grp);
pr_info("sysfs entries removed");
diff --git a/drivers/mmc/host/mvsdio.c b/drivers/mmc/host/mvsdio.c
index de4c20b..f8dd361 100644
--- a/drivers/mmc/host/mvsdio.c
+++ b/drivers/mmc/host/mvsdio.c
@@ -50,8 +50,6 @@ struct mvsd_host {
struct timer_list timer;
struct mmc_host *mmc;
struct device *dev;
- struct resource *res;
- int irq;
struct clk *clk;
int gpio_card_detect;
int gpio_write_protect;
@@ -718,10 +716,6 @@ static int __init mvsd_probe(struct platform_device *pdev)
if (!r || irq < 0 || !mvsd_data)
return -ENXIO;
- r = request_mem_region(r->start, SZ_1K, DRIVER_NAME);
- if (!r)
- return -EBUSY;
-
mmc = mmc_alloc_host(sizeof(struct mvsd_host), &pdev->dev);
if (!mmc) {
ret = -ENOMEM;
@@ -731,8 +725,8 @@ static int __init mvsd_probe(struct platform_device *pdev)
host = mmc_priv(mmc);
host->mmc = mmc;
host->dev = &pdev->dev;
- host->res = r;
host->base_clock = mvsd_data->clock / 2;
+ host->clk = ERR_PTR(-EINVAL);
mmc->ops = &mvsd_ops;
@@ -752,7 +746,7 @@ static int __init mvsd_probe(struct platform_device *pdev)
spin_lock_init(&host->lock);
- host->base = ioremap(r->start, SZ_4K);
+ host->base = devm_request_and_ioremap(&pdev->dev, r);
if (!host->base) {
ret = -ENOMEM;
goto out;
@@ -765,44 +759,45 @@ static int __init mvsd_probe(struct platform_device *pdev)
mvsd_power_down(host);
- ret = request_irq(irq, mvsd_irq, 0, DRIVER_NAME, host);
+ ret = devm_request_irq(&pdev->dev, irq, mvsd_irq, 0, DRIVER_NAME, host);
if (ret) {
pr_err("%s: cannot assign irq %d\n", DRIVER_NAME, irq);
goto out;
- } else
- host->irq = irq;
+ }
/* Not all platforms can gate the clock, so it is not
an error if the clock does not exists. */
- host->clk = clk_get(&pdev->dev, NULL);
- if (!IS_ERR(host->clk)) {
+ host->clk = devm_clk_get(&pdev->dev, NULL);
+ if (!IS_ERR(host->clk))
clk_prepare_enable(host->clk);
- }
if (mvsd_data->gpio_card_detect) {
- ret = gpio_request(mvsd_data->gpio_card_detect,
- DRIVER_NAME " cd");
+ ret = devm_gpio_request_one(&pdev->dev,
+ mvsd_data->gpio_card_detect,
+ GPIOF_IN, DRIVER_NAME " cd");
if (ret == 0) {
- gpio_direction_input(mvsd_data->gpio_card_detect);
irq = gpio_to_irq(mvsd_data->gpio_card_detect);
- ret = request_irq(irq, mvsd_card_detect_irq,
- IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING,
- DRIVER_NAME " cd", host);
+ ret = devm_request_irq(&pdev->dev, irq,
+ mvsd_card_detect_irq,
+ IRQ_TYPE_EDGE_RISING |
+ IRQ_TYPE_EDGE_FALLING,
+ DRIVER_NAME " cd", host);
if (ret == 0)
host->gpio_card_detect =
mvsd_data->gpio_card_detect;
else
- gpio_free(mvsd_data->gpio_card_detect);
+ devm_gpio_free(&pdev->dev,
+ mvsd_data->gpio_card_detect);
}
}
if (!host->gpio_card_detect)
mmc->caps |= MMC_CAP_NEEDS_POLL;
if (mvsd_data->gpio_write_protect) {
- ret = gpio_request(mvsd_data->gpio_write_protect,
- DRIVER_NAME " wp");
+ ret = devm_gpio_request_one(&pdev->dev,
+ mvsd_data->gpio_write_protect,
+ GPIOF_IN, DRIVER_NAME " wp");
if (ret == 0) {
- gpio_direction_input(mvsd_data->gpio_write_protect);
host->gpio_write_protect =
mvsd_data->gpio_write_protect;
}
@@ -824,26 +819,11 @@ static int __init mvsd_probe(struct platform_device *pdev)
return 0;
out:
- if (host) {
- if (host->irq)
- free_irq(host->irq, host);
- if (host->gpio_card_detect) {
- free_irq(gpio_to_irq(host->gpio_card_detect), host);
- gpio_free(host->gpio_card_detect);
- }
- if (host->gpio_write_protect)
- gpio_free(host->gpio_write_protect);
- if (host->base)
- iounmap(host->base);
- }
- if (r)
- release_resource(r);
- if (mmc)
- if (!IS_ERR_OR_NULL(host->clk)) {
+ if (mmc) {
+ if (!IS_ERR(host->clk))
clk_disable_unprepare(host->clk);
- clk_put(host->clk);
- }
mmc_free_host(mmc);
+ }
return ret;
}
@@ -852,28 +832,16 @@ static int __exit mvsd_remove(struct platform_device *pdev)
{
struct mmc_host *mmc = platform_get_drvdata(pdev);
- if (mmc) {
- struct mvsd_host *host = mmc_priv(mmc);
+ struct mvsd_host *host = mmc_priv(mmc);
- if (host->gpio_card_detect) {
- free_irq(gpio_to_irq(host->gpio_card_detect), host);
- gpio_free(host->gpio_card_detect);
- }
- mmc_remove_host(mmc);
- free_irq(host->irq, host);
- if (host->gpio_write_protect)
- gpio_free(host->gpio_write_protect);
- del_timer_sync(&host->timer);
- mvsd_power_down(host);
- iounmap(host->base);
- release_resource(host->res);
+ mmc_remove_host(mmc);
+ del_timer_sync(&host->timer);
+ mvsd_power_down(host);
+
+ if (!IS_ERR(host->clk))
+ clk_disable_unprepare(host->clk);
+ mmc_free_host(mmc);
- if (!IS_ERR(host->clk)) {
- clk_disable_unprepare(host->clk);
- clk_put(host->clk);
- }
- mmc_free_host(mmc);
- }
platform_set_drvdata(pdev, NULL);
return 0;
}
diff --git a/drivers/mmc/host/rtsx_pci_sdmmc.c b/drivers/mmc/host/rtsx_pci_sdmmc.c
index 571915d..f74b5ad 100644
--- a/drivers/mmc/host/rtsx_pci_sdmmc.c
+++ b/drivers/mmc/host/rtsx_pci_sdmmc.c
@@ -1060,26 +1060,6 @@ static int sd_wait_voltage_stable_2(struct realtek_pci_sdmmc *host)
return 0;
}
-static int sd_change_bank_voltage(struct realtek_pci_sdmmc *host, u8 voltage)
-{
- struct rtsx_pcr *pcr = host->pcr;
- int err;
-
- if (voltage == SD_IO_3V3) {
- err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4FC0 | 0x24);
- if (err < 0)
- return err;
- } else if (voltage == SD_IO_1V8) {
- err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4C40 | 0x24);
- if (err < 0)
- return err;
- } else {
- return -EINVAL;
- }
-
- return 0;
-}
-
static int sdmmc_switch_voltage(struct mmc_host *mmc, struct mmc_ios *ios)
{
struct realtek_pci_sdmmc *host = mmc_priv(mmc);
@@ -1098,11 +1078,11 @@ static int sdmmc_switch_voltage(struct mmc_host *mmc, struct mmc_ios *ios)
rtsx_pci_start_run(pcr);
if (ios->signal_voltage == MMC_SIGNAL_VOLTAGE_330)
- voltage = SD_IO_3V3;
+ voltage = OUTPUT_3V3;
else
- voltage = SD_IO_1V8;
+ voltage = OUTPUT_1V8;
- if (voltage == SD_IO_1V8) {
+ if (voltage == OUTPUT_1V8) {
err = rtsx_pci_write_register(pcr,
SD30_DRIVE_SEL, 0x07, DRIVER_TYPE_B);
if (err < 0)
@@ -1113,11 +1093,11 @@ static int sdmmc_switch_voltage(struct mmc_host *mmc, struct mmc_ios *ios)
goto out;
}
- err = sd_change_bank_voltage(host, voltage);
+ err = rtsx_pci_switch_output_voltage(pcr, voltage);
if (err < 0)
goto out;
- if (voltage == SD_IO_1V8) {
+ if (voltage == OUTPUT_1V8) {
err = sd_wait_voltage_stable_2(host);
if (err < 0)
goto out;
diff --git a/drivers/net/can/c_can/c_can.c b/drivers/net/can/c_can/c_can.c
index 5233b8f..58607f1 100644
--- a/drivers/net/can/c_can/c_can.c
+++ b/drivers/net/can/c_can/c_can.c
@@ -960,7 +960,7 @@ static int c_can_handle_bus_err(struct net_device *dev,
break;
case LEC_ACK_ERROR:
netdev_dbg(dev, "ack error\n");
- cf->data[2] |= (CAN_ERR_PROT_LOC_ACK |
+ cf->data[3] |= (CAN_ERR_PROT_LOC_ACK |
CAN_ERR_PROT_LOC_ACK_DEL);
break;
case LEC_BIT1_ERROR:
@@ -973,7 +973,7 @@ static int c_can_handle_bus_err(struct net_device *dev,
break;
case LEC_CRC_ERROR:
netdev_dbg(dev, "CRC error\n");
- cf->data[2] |= (CAN_ERR_PROT_LOC_CRC_SEQ |
+ cf->data[3] |= (CAN_ERR_PROT_LOC_CRC_SEQ |
CAN_ERR_PROT_LOC_CRC_DEL);
break;
default:
diff --git a/drivers/net/can/pch_can.c b/drivers/net/can/pch_can.c
index 7d17485..5c314a9 100644
--- a/drivers/net/can/pch_can.c
+++ b/drivers/net/can/pch_can.c
@@ -560,7 +560,7 @@ static void pch_can_error(struct net_device *ndev, u32 status)
stats->rx_errors++;
break;
case PCH_CRC_ERR:
- cf->data[2] |= CAN_ERR_PROT_LOC_CRC_SEQ |
+ cf->data[3] |= CAN_ERR_PROT_LOC_CRC_SEQ |
CAN_ERR_PROT_LOC_CRC_DEL;
priv->can.can_stats.bus_error++;
stats->rx_errors++;
diff --git a/drivers/net/can/ti_hecc.c b/drivers/net/can/ti_hecc.c
index f898c63..300581b 100644
--- a/drivers/net/can/ti_hecc.c
+++ b/drivers/net/can/ti_hecc.c
@@ -746,12 +746,12 @@ static int ti_hecc_error(struct net_device *ndev, int int_status,
}
if (err_status & HECC_CANES_CRCE) {
hecc_set_bit(priv, HECC_CANES, HECC_CANES_CRCE);
- cf->data[2] |= CAN_ERR_PROT_LOC_CRC_SEQ |
+ cf->data[3] |= CAN_ERR_PROT_LOC_CRC_SEQ |
CAN_ERR_PROT_LOC_CRC_DEL;
}
if (err_status & HECC_CANES_ACKE) {
hecc_set_bit(priv, HECC_CANES, HECC_CANES_ACKE);
- cf->data[2] |= CAN_ERR_PROT_LOC_ACK |
+ cf->data[3] |= CAN_ERR_PROT_LOC_ACK |
CAN_ERR_PROT_LOC_ACK_DEL;
}
}
diff --git a/drivers/net/ethernet/3com/3c574_cs.c b/drivers/net/ethernet/3com/3c574_cs.c
index 66df936..ffd8de2 100644
--- a/drivers/net/ethernet/3com/3c574_cs.c
+++ b/drivers/net/ethernet/3com/3c574_cs.c
@@ -432,7 +432,7 @@ static int tc574_config(struct pcmcia_device *link)
netdev_info(dev, "%s at io %#3lx, irq %d, hw_addr %pM\n",
cardname, dev->base_addr, dev->irq, dev->dev_addr);
netdev_info(dev, " %dK FIFO split %s Rx:Tx, %sMII interface.\n",
- 8 << config & Ram_size,
+ 8 << (config & Ram_size),
ram_split[(config & Ram_split) >> Ram_split_shift],
config & Autoselect ? "autoselect " : "");
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index 78ea90c..bdb0869 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -1283,14 +1283,26 @@ static int tg3_phy_auxctl_write(struct tg3 *tp, int reg, u32 set)
return tg3_writephy(tp, MII_TG3_AUX_CTRL, set | reg);
}
-#define TG3_PHY_AUXCTL_SMDSP_ENABLE(tp) \
- tg3_phy_auxctl_write((tp), MII_TG3_AUXCTL_SHDWSEL_AUXCTL, \
- MII_TG3_AUXCTL_ACTL_SMDSP_ENA | \
- MII_TG3_AUXCTL_ACTL_TX_6DB)
+static int tg3_phy_toggle_auxctl_smdsp(struct tg3 *tp, bool enable)
+{
+ u32 val;
+ int err;
-#define TG3_PHY_AUXCTL_SMDSP_DISABLE(tp) \
- tg3_phy_auxctl_write((tp), MII_TG3_AUXCTL_SHDWSEL_AUXCTL, \
- MII_TG3_AUXCTL_ACTL_TX_6DB);
+ err = tg3_phy_auxctl_read(tp, MII_TG3_AUXCTL_SHDWSEL_AUXCTL, &val);
+
+ if (err)
+ return err;
+ if (enable)
+
+ val |= MII_TG3_AUXCTL_ACTL_SMDSP_ENA;
+ else
+ val &= ~MII_TG3_AUXCTL_ACTL_SMDSP_ENA;
+
+ err = tg3_phy_auxctl_write((tp), MII_TG3_AUXCTL_SHDWSEL_AUXCTL,
+ val | MII_TG3_AUXCTL_ACTL_TX_6DB);
+
+ return err;
+}
static int tg3_bmcr_reset(struct tg3 *tp)
{
@@ -2223,7 +2235,7 @@ static void tg3_phy_apply_otp(struct tg3 *tp)
otp = tp->phy_otp;
- if (TG3_PHY_AUXCTL_SMDSP_ENABLE(tp))
+ if (tg3_phy_toggle_auxctl_smdsp(tp, true))
return;
phy = ((otp & TG3_OTP_AGCTGT_MASK) >> TG3_OTP_AGCTGT_SHIFT);
@@ -2248,7 +2260,7 @@ static void tg3_phy_apply_otp(struct tg3 *tp)
((otp & TG3_OTP_RCOFF_MASK) >> TG3_OTP_RCOFF_SHIFT);
tg3_phydsp_write(tp, MII_TG3_DSP_EXP97, phy);
- TG3_PHY_AUXCTL_SMDSP_DISABLE(tp);
+ tg3_phy_toggle_auxctl_smdsp(tp, false);
}
static void tg3_phy_eee_adjust(struct tg3 *tp, u32 current_link_up)
@@ -2284,9 +2296,9 @@ static void tg3_phy_eee_adjust(struct tg3 *tp, u32 current_link_up)
if (!tp->setlpicnt) {
if (current_link_up == 1 &&
- !TG3_PHY_AUXCTL_SMDSP_ENABLE(tp)) {
+ !tg3_phy_toggle_auxctl_smdsp(tp, true)) {
tg3_phydsp_write(tp, MII_TG3_DSP_TAP26, 0x0000);
- TG3_PHY_AUXCTL_SMDSP_DISABLE(tp);
+ tg3_phy_toggle_auxctl_smdsp(tp, false);
}
val = tr32(TG3_CPMU_EEE_MODE);
@@ -2302,11 +2314,11 @@ static void tg3_phy_eee_enable(struct tg3 *tp)
(GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
tg3_flag(tp, 57765_CLASS)) &&
- !TG3_PHY_AUXCTL_SMDSP_ENABLE(tp)) {
+ !tg3_phy_toggle_auxctl_smdsp(tp, true)) {
val = MII_TG3_DSP_TAP26_ALNOKO |
MII_TG3_DSP_TAP26_RMRXSTO;
tg3_phydsp_write(tp, MII_TG3_DSP_TAP26, val);
- TG3_PHY_AUXCTL_SMDSP_DISABLE(tp);
+ tg3_phy_toggle_auxctl_smdsp(tp, false);
}
val = tr32(TG3_CPMU_EEE_MODE);
@@ -2450,7 +2462,7 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
tg3_writephy(tp, MII_CTRL1000,
CTL1000_AS_MASTER | CTL1000_ENABLE_MASTER);
- err = TG3_PHY_AUXCTL_SMDSP_ENABLE(tp);
+ err = tg3_phy_toggle_auxctl_smdsp(tp, true);
if (err)
return err;
@@ -2471,7 +2483,7 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8200);
tg3_writephy(tp, MII_TG3_DSP_CONTROL, 0x0000);
- TG3_PHY_AUXCTL_SMDSP_DISABLE(tp);
+ tg3_phy_toggle_auxctl_smdsp(tp, false);
tg3_writephy(tp, MII_CTRL1000, phy9_orig);
@@ -2572,10 +2584,10 @@ static int tg3_phy_reset(struct tg3 *tp)
out:
if ((tp->phy_flags & TG3_PHYFLG_ADC_BUG) &&
- !TG3_PHY_AUXCTL_SMDSP_ENABLE(tp)) {
+ !tg3_phy_toggle_auxctl_smdsp(tp, true)) {
tg3_phydsp_write(tp, 0x201f, 0x2aaa);
tg3_phydsp_write(tp, 0x000a, 0x0323);
- TG3_PHY_AUXCTL_SMDSP_DISABLE(tp);
+ tg3_phy_toggle_auxctl_smdsp(tp, false);
}
if (tp->phy_flags & TG3_PHYFLG_5704_A0_BUG) {
@@ -2584,14 +2596,14 @@ out:
}
if (tp->phy_flags & TG3_PHYFLG_BER_BUG) {
- if (!TG3_PHY_AUXCTL_SMDSP_ENABLE(tp)) {
+ if (!tg3_phy_toggle_auxctl_smdsp(tp, true)) {
tg3_phydsp_write(tp, 0x000a, 0x310b);
tg3_phydsp_write(tp, 0x201f, 0x9506);
tg3_phydsp_write(tp, 0x401f, 0x14e2);
- TG3_PHY_AUXCTL_SMDSP_DISABLE(tp);
+ tg3_phy_toggle_auxctl_smdsp(tp, false);
}
} else if (tp->phy_flags & TG3_PHYFLG_JITTER_BUG) {
- if (!TG3_PHY_AUXCTL_SMDSP_ENABLE(tp)) {
+ if (!tg3_phy_toggle_auxctl_smdsp(tp, true)) {
tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
if (tp->phy_flags & TG3_PHYFLG_ADJUST_TRIM) {
tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x110b);
@@ -2600,7 +2612,7 @@ out:
} else
tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x010b);
- TG3_PHY_AUXCTL_SMDSP_DISABLE(tp);
+ tg3_phy_toggle_auxctl_smdsp(tp, false);
}
}
@@ -4009,7 +4021,7 @@ static int tg3_phy_autoneg_cfg(struct tg3 *tp, u32 advertise, u32 flowctrl)
tw32(TG3_CPMU_EEE_MODE,
tr32(TG3_CPMU_EEE_MODE) & ~TG3_CPMU_EEEMD_LPI_ENABLE);
- err = TG3_PHY_AUXCTL_SMDSP_ENABLE(tp);
+ err = tg3_phy_toggle_auxctl_smdsp(tp, true);
if (!err) {
u32 err2;
@@ -4042,7 +4054,7 @@ static int tg3_phy_autoneg_cfg(struct tg3 *tp, u32 advertise, u32 flowctrl)
MII_TG3_DSP_CH34TP2_HIBW01);
}
- err2 = TG3_PHY_AUXCTL_SMDSP_DISABLE(tp);
+ err2 = tg3_phy_toggle_auxctl_smdsp(tp, false);
if (!err)
err = err2;
}
@@ -6950,6 +6962,9 @@ static void tg3_poll_controller(struct net_device *dev)
int i;
struct tg3 *tp = netdev_priv(dev);
+ if (tg3_irq_sync(tp))
+ return;
+
for (i = 0; i < tp->irq_cnt; i++)
tg3_interrupt(tp->napi[i].irq_vec, &tp->napi[i]);
}
@@ -16367,6 +16382,7 @@ static int tg3_init_one(struct pci_dev *pdev,
tp->pm_cap = pm_cap;
tp->rx_mode = TG3_DEF_RX_MODE;
tp->tx_mode = TG3_DEF_TX_MODE;
+ tp->irq_sync = 1;
if (tg3_debug > 0)
tp->msg_enable = tg3_debug;
diff --git a/drivers/net/ethernet/calxeda/xgmac.c b/drivers/net/ethernet/calxeda/xgmac.c
index b407043..f7f0290 100644
--- a/drivers/net/ethernet/calxeda/xgmac.c
+++ b/drivers/net/ethernet/calxeda/xgmac.c
@@ -548,6 +548,10 @@ static int desc_get_rx_status(struct xgmac_priv *priv, struct xgmac_dma_desc *p)
return -1;
}
+ /* All frames should fit into a single buffer */
+ if (!(status & RXDESC_FIRST_SEG) || !(status & RXDESC_LAST_SEG))
+ return -1;
+
/* Check if packet has checksum already */
if ((status & RXDESC_FRAME_TYPE) && (status & RXDESC_EXT_STATUS) &&
!(ext_status & RXDESC_IP_PAYLOAD_MASK))
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index f0718e1..c306df7 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -1994,9 +1994,20 @@ static int set_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
{
const struct port_info *pi = netdev_priv(dev);
struct adapter *adap = pi->adapter;
-
- return set_rxq_intr_params(adap, &adap->sge.ethrxq[pi->first_qset].rspq,
- c->rx_coalesce_usecs, c->rx_max_coalesced_frames);
+ struct sge_rspq *q;
+ int i;
+ int r = 0;
+
+ for (i = pi->first_qset; i < pi->first_qset + pi->nqsets; i++) {
+ q = &adap->sge.ethrxq[i].rspq;
+ r = set_rxq_intr_params(adap, q, c->rx_coalesce_usecs,
+ c->rx_max_coalesced_frames);
+ if (r) {
+ dev_err(&dev->dev, "failed to set coalesce %d\n", r);
+ break;
+ }
+ }
+ return r;
}
static int get_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
diff --git a/drivers/net/ethernet/intel/ixgbe/Makefile b/drivers/net/ethernet/intel/ixgbe/Makefile
index f3a632b..687c83d 100644
--- a/drivers/net/ethernet/intel/ixgbe/Makefile
+++ b/drivers/net/ethernet/intel/ixgbe/Makefile
@@ -32,7 +32,7 @@
obj-$(CONFIG_IXGBE) += ixgbe.o
-ixgbe-objs := ixgbe_main.o ixgbe_common.o ixgbe_ethtool.o ixgbe_debugfs.o\
+ixgbe-objs := ixgbe_main.o ixgbe_common.o ixgbe_ethtool.o \
ixgbe_82599.o ixgbe_82598.o ixgbe_phy.o ixgbe_sriov.o \
ixgbe_mbx.o ixgbe_x540.o ixgbe_lib.o ixgbe_ptp.o
@@ -40,4 +40,5 @@ ixgbe-$(CONFIG_IXGBE_DCB) += ixgbe_dcb.o ixgbe_dcb_82598.o \
ixgbe_dcb_82599.o ixgbe_dcb_nl.o
ixgbe-$(CONFIG_IXGBE_HWMON) += ixgbe_sysfs.o
+ixgbe-$(CONFIG_DEBUG_FS) += ixgbe_debugfs.o
ixgbe-$(CONFIG_FCOE:m=y) += ixgbe_fcoe.o
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_debugfs.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_debugfs.c
index 50aa546..3504686 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_debugfs.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_debugfs.c
@@ -24,9 +24,6 @@
Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*******************************************************************************/
-
-#ifdef CONFIG_DEBUG_FS
-
#include <linux/debugfs.h>
#include <linux/module.h>
@@ -277,5 +274,3 @@ void ixgbe_dbg_exit(void)
{
debugfs_remove_recursive(ixgbe_dbg_root);
}
-
-#endif /* CONFIG_DEBUG_FS */
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
index 1a751c9..bb9256a 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
@@ -660,11 +660,11 @@ int ixgbe_ptp_hwtstamp_ioctl(struct ixgbe_adapter *adapter,
break;
case HWTSTAMP_FILTER_PTP_V1_L4_SYNC:
tsync_rx_ctl |= IXGBE_TSYNCRXCTL_TYPE_L4_V1;
- tsync_rx_mtrl = IXGBE_RXMTRL_V1_SYNC_MSG;
+ tsync_rx_mtrl |= IXGBE_RXMTRL_V1_SYNC_MSG;
break;
case HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ:
tsync_rx_ctl |= IXGBE_TSYNCRXCTL_TYPE_L4_V1;
- tsync_rx_mtrl = IXGBE_RXMTRL_V1_DELAY_REQ_MSG;
+ tsync_rx_mtrl |= IXGBE_RXMTRL_V1_DELAY_REQ_MSG;
break;
case HWTSTAMP_FILTER_PTP_V2_EVENT:
case HWTSTAMP_FILTER_PTP_V2_L2_EVENT:
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
index 2b799f4..6771b69 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
@@ -630,10 +630,15 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev)
ring->tx_csum++;
}
- /* Copy dst mac address to wqe */
- ethh = (struct ethhdr *)skb->data;
- tx_desc->ctrl.srcrb_flags16[0] = get_unaligned((__be16 *)ethh->h_dest);
- tx_desc->ctrl.imm = get_unaligned((__be32 *)(ethh->h_dest + 2));
+ if (mlx4_is_mfunc(mdev->dev) || priv->validate_loopback) {
+ /* Copy dst mac address to wqe. This allows loopback in eSwitch,
+ * so that VFs and PF can communicate with each other
+ */
+ ethh = (struct ethhdr *)skb->data;
+ tx_desc->ctrl.srcrb_flags16[0] = get_unaligned((__be16 *)ethh->h_dest);
+ tx_desc->ctrl.imm = get_unaligned((__be32 *)(ethh->h_dest + 2));
+ }
+
/* Handle LSO (TSO) packets */
if (lso_header_size) {
/* Mark opcode as LSO */
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index e1bafff..a6542d7 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -1790,15 +1790,8 @@ static void mlx4_enable_msi_x(struct mlx4_dev *dev)
int i;
if (msi_x) {
- /* In multifunction mode each function gets 2 msi-X vectors
- * one for data path completions anf the other for asynch events
- * or command completions */
- if (mlx4_is_mfunc(dev)) {
- nreq = 2;
- } else {
- nreq = min_t(int, dev->caps.num_eqs -
- dev->caps.reserved_eqs, nreq);
- }
+ nreq = min_t(int, dev->caps.num_eqs - dev->caps.reserved_eqs,
+ nreq);
entries = kcalloc(nreq, sizeof *entries, GFP_KERNEL);
if (!entries)
diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c
index bc165f4..695667d 100644
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c
@@ -144,7 +144,7 @@ void netxen_release_tx_buffers(struct netxen_adapter *adapter)
buffrag->length, PCI_DMA_TODEVICE);
buffrag->dma = 0ULL;
}
- for (j = 0; j < cmd_buf->frag_count; j++) {
+ for (j = 1; j < cmd_buf->frag_count; j++) {
buffrag++;
if (buffrag->dma) {
pci_unmap_page(adapter->pdev, buffrag->dma,
diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
index 6098fd4a..69e321a 100644
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
@@ -1963,10 +1963,12 @@ unwind:
while (--i >= 0) {
nf = &pbuf->frag_array[i+1];
pci_unmap_page(pdev, nf->dma, nf->length, PCI_DMA_TODEVICE);
+ nf->dma = 0ULL;
}
nf = &pbuf->frag_array[0];
pci_unmap_single(pdev, nf->dma, skb_headlen(skb), PCI_DMA_TODEVICE);
+ nf->dma = 0ULL;
out_err:
return -ENOMEM;
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index ed96f30..1170232 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -1826,8 +1826,6 @@ static void rtl8169_rx_vlan_tag(struct RxDesc *desc, struct sk_buff *skb)
if (opts2 & RxVlanTag)
__vlan_hwaccel_put_tag(skb, swab16(opts2 & 0xffff));
-
- desc->opts2 = 0;
}
static int rtl8169_gset_tbi(struct net_device *dev, struct ethtool_cmd *cmd)
@@ -6064,8 +6062,6 @@ static int rtl_rx(struct net_device *dev, struct rtl8169_private *tp, u32 budget
!(status & (RxRWT | RxFOVF)) &&
(dev->features & NETIF_F_RXALL))
goto process_pkt;
-
- rtl8169_mark_to_asic(desc, rx_buf_sz);
} else {
struct sk_buff *skb;
dma_addr_t addr;
@@ -6086,16 +6082,14 @@ process_pkt:
if (unlikely(rtl8169_fragmented_frame(status))) {
dev->stats.rx_dropped++;
dev->stats.rx_length_errors++;
- rtl8169_mark_to_asic(desc, rx_buf_sz);
- continue;
+ goto release_descriptor;
}
skb = rtl8169_try_rx_copy(tp->Rx_databuff[entry],
tp, pkt_size, addr);
- rtl8169_mark_to_asic(desc, rx_buf_sz);
if (!skb) {
dev->stats.rx_dropped++;
- continue;
+ goto release_descriptor;
}
rtl8169_rx_csum(skb, status);
@@ -6111,13 +6105,10 @@ process_pkt:
tp->rx_stats.bytes += pkt_size;
u64_stats_update_end(&tp->rx_stats.syncp);
}
-
- /* Work around for AMD plateform. */
- if ((desc->opts2 & cpu_to_le32(0xfffe000)) &&
- (tp->mac_version == RTL_GIGA_MAC_VER_05)) {
- desc->opts2 = 0;
- cur_rx++;
- }
+release_descriptor:
+ desc->opts2 = 0;
+ wmb();
+ rtl8169_mark_to_asic(desc, rx_buf_sz);
}
count = cur_rx - tp->cur_rx;
diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h
index 5fd6f46..e6fe0d8 100644
--- a/drivers/net/hyperv/hyperv_net.h
+++ b/drivers/net/hyperv/hyperv_net.h
@@ -84,7 +84,7 @@ struct hv_netvsc_packet {
};
struct netvsc_device_info {
- unsigned char mac_adr[6];
+ unsigned char mac_adr[ETH_ALEN];
bool link_state; /* 0 - link up, 1 - link down */
int ring_size;
};
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index f825a62..8264f0e 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -349,7 +349,7 @@ static int netvsc_set_mac_addr(struct net_device *ndev, void *p)
struct net_device_context *ndevctx = netdev_priv(ndev);
struct hv_device *hdev = ndevctx->device_ctx;
struct sockaddr *addr = p;
- char save_adr[14];
+ char save_adr[ETH_ALEN];
unsigned char save_aatype;
int err;
diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c
index 81f8f9e..fcbf680 100644
--- a/drivers/net/loopback.c
+++ b/drivers/net/loopback.c
@@ -77,6 +77,11 @@ static netdev_tx_t loopback_xmit(struct sk_buff *skb,
skb_orphan(skb);
+ /* Before queueing this packet to netif_rx(),
+ * make sure dst is refcounted.
+ */
+ skb_dst_force(skb);
+
skb->protocol = eth_type_trans(skb, dev);
/* it's OK to use per_cpu_ptr() because BHs are off */
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 68a43fe..d3fb97d 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -822,7 +822,10 @@ static int macvlan_changelink(struct net_device *dev,
static size_t macvlan_get_size(const struct net_device *dev)
{
- return nla_total_size(4);
+ return (0
+ + nla_total_size(4) /* IFLA_MACVLAN_MODE */
+ + nla_total_size(2) /* IFLA_MACVLAN_FLAGS */
+ );
}
static int macvlan_fill_info(struct sk_buff *skb,
diff --git a/drivers/net/phy/icplus.c b/drivers/net/phy/icplus.c
index d5199cb..b5ddd50 100644
--- a/drivers/net/phy/icplus.c
+++ b/drivers/net/phy/icplus.c
@@ -36,8 +36,9 @@ MODULE_LICENSE("GPL");
/* IP101A/G - IP1001 */
#define IP10XX_SPEC_CTRL_STATUS 16 /* Spec. Control Register */
+#define IP1001_RXPHASE_SEL (1<<0) /* Add delay on RX_CLK */
+#define IP1001_TXPHASE_SEL (1<<1) /* Add delay on TX_CLK */
#define IP1001_SPEC_CTRL_STATUS_2 20 /* IP1001 Spec. Control Reg 2 */
-#define IP1001_PHASE_SEL_MASK 3 /* IP1001 RX/TXPHASE_SEL */
#define IP1001_APS_ON 11 /* IP1001 APS Mode bit */
#define IP101A_G_APS_ON 2 /* IP101A/G APS Mode bit */
#define IP101A_G_IRQ_CONF_STATUS 0x11 /* Conf Info IRQ & Status Reg */
@@ -138,19 +139,24 @@ static int ip1001_config_init(struct phy_device *phydev)
if (c < 0)
return c;
- /* INTR pin used: speed/link/duplex will cause an interrupt */
- c = phy_write(phydev, IP101A_G_IRQ_CONF_STATUS, IP101A_G_IRQ_DEFAULT);
- if (c < 0)
- return c;
+ if ((phydev->interface == PHY_INTERFACE_MODE_RGMII) ||
+ (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) ||
+ (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) ||
+ (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)) {
- if (phydev->interface == PHY_INTERFACE_MODE_RGMII) {
- /* Additional delay (2ns) used to adjust RX clock phase
- * at RGMII interface */
c = phy_read(phydev, IP10XX_SPEC_CTRL_STATUS);
if (c < 0)
return c;
- c |= IP1001_PHASE_SEL_MASK;
+ c &= ~(IP1001_RXPHASE_SEL | IP1001_TXPHASE_SEL);
+
+ if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)
+ c |= (IP1001_RXPHASE_SEL | IP1001_TXPHASE_SEL);
+ else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID)
+ c |= IP1001_RXPHASE_SEL;
+ else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)
+ c |= IP1001_TXPHASE_SEL;
+
c = phy_write(phydev, IP10XX_SPEC_CTRL_STATUS, c);
if (c < 0)
return c;
@@ -167,6 +173,11 @@ static int ip101a_g_config_init(struct phy_device *phydev)
if (c < 0)
return c;
+ /* INTR pin used: speed/link/duplex will cause an interrupt */
+ c = phy_write(phydev, IP101A_G_IRQ_CONF_STATUS, IP101A_G_IRQ_DEFAULT);
+ if (c < 0)
+ return c;
+
/* Enable Auto Power Saving mode */
c = phy_read(phydev, IP10XX_SPEC_CTRL_STATUS);
c |= IP101A_G_APS_ON;
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c
index 5d2a3f2..22dec9c 100644
--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -353,15 +353,6 @@ static int m88e1111_config_init(struct phy_device *phydev)
int err;
int temp;
- /* Enable Fiber/Copper auto selection */
- temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
- temp &= ~MII_M1111_HWCFG_FIBER_COPPER_AUTO;
- phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
-
- temp = phy_read(phydev, MII_BMCR);
- temp |= BMCR_RESET;
- phy_write(phydev, MII_BMCR, temp);
-
if ((phydev->interface == PHY_INTERFACE_MODE_RGMII) ||
(phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) ||
(phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) ||
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index af372d0..cc09b67 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -109,11 +109,11 @@ struct tap_filter {
unsigned char addr[FLT_EXACT_COUNT][ETH_ALEN];
};
-/* 1024 is probably a high enough limit: modern hypervisors seem to support on
- * the order of 100-200 CPUs so this leaves us some breathing space if we want
- * to match a queue per guest CPU.
- */
-#define MAX_TAP_QUEUES 1024
+/* DEFAULT_MAX_NUM_RSS_QUEUES were choosed to let the rx/tx queues allocated for
+ * the netdevice to be fit in one page. So we can make sure the success of
+ * memory allocation. TODO: increase the limit. */
+#define MAX_TAP_QUEUES DEFAULT_MAX_NUM_RSS_QUEUES
+#define MAX_TAP_FLOWS 4096
#define TUN_FLOW_EXPIRE (3 * HZ)
@@ -185,6 +185,8 @@ struct tun_struct {
unsigned long ageing_time;
unsigned int numdisabled;
struct list_head disabled;
+ void *security;
+ u32 flow_count;
};
static inline u32 tun_hashfn(u32 rxhash)
@@ -218,6 +220,7 @@ static struct tun_flow_entry *tun_flow_create(struct tun_struct *tun,
e->queue_index = queue_index;
e->tun = tun;
hlist_add_head_rcu(&e->hash_link, head);
+ ++tun->flow_count;
}
return e;
}
@@ -228,6 +231,7 @@ static void tun_flow_delete(struct tun_struct *tun, struct tun_flow_entry *e)
e->rxhash, e->queue_index);
hlist_del_rcu(&e->hash_link);
kfree_rcu(e, rcu);
+ --tun->flow_count;
}
static void tun_flow_flush(struct tun_struct *tun)
@@ -317,7 +321,8 @@ static void tun_flow_update(struct tun_struct *tun, u32 rxhash,
e->updated = jiffies;
} else {
spin_lock_bh(&tun->lock);
- if (!tun_flow_find(head, rxhash))
+ if (!tun_flow_find(head, rxhash) &&
+ tun->flow_count < MAX_TAP_FLOWS)
tun_flow_create(tun, head, rxhash, queue_index);
if (!timer_pending(&tun->flow_gc_timer))
@@ -490,6 +495,10 @@ static int tun_attach(struct tun_struct *tun, struct file *file)
struct tun_file *tfile = file->private_data;
int err;
+ err = security_tun_dev_attach(tfile->socket.sk, tun->security);
+ if (err < 0)
+ goto out;
+
err = -EINVAL;
if (rtnl_dereference(tfile->tun))
goto out;
@@ -1373,6 +1382,7 @@ static void tun_free_netdev(struct net_device *dev)
BUG_ON(!(list_empty(&tun->disabled)));
tun_flow_uninit(tun);
+ security_tun_dev_free_security(tun->security);
free_netdev(dev);
}
@@ -1562,7 +1572,7 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
if (tun_not_capable(tun))
return -EPERM;
- err = security_tun_dev_attach(tfile->socket.sk);
+ err = security_tun_dev_open(tun->security);
if (err < 0)
return err;
@@ -1577,6 +1587,8 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
else {
char *name;
unsigned long flags = 0;
+ int queues = ifr->ifr_flags & IFF_MULTI_QUEUE ?
+ MAX_TAP_QUEUES : 1;
if (!ns_capable(net->user_ns, CAP_NET_ADMIN))
return -EPERM;
@@ -1600,8 +1612,8 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
name = ifr->ifr_name;
dev = alloc_netdev_mqs(sizeof(struct tun_struct), name,
- tun_setup,
- MAX_TAP_QUEUES, MAX_TAP_QUEUES);
+ tun_setup, queues, queues);
+
if (!dev)
return -ENOMEM;
@@ -1619,7 +1631,9 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
spin_lock_init(&tun->lock);
- security_tun_dev_post_create(&tfile->sk);
+ err = security_tun_dev_alloc_security(&tun->security);
+ if (err < 0)
+ goto err_free_dev;
tun_net_init(dev);
@@ -1789,10 +1803,14 @@ static int tun_set_queue(struct file *file, struct ifreq *ifr)
if (ifr->ifr_flags & IFF_ATTACH_QUEUE) {
tun = tfile->detached;
- if (!tun)
+ if (!tun) {
ret = -EINVAL;
- else
- ret = tun_attach(tun, file);
+ goto unlock;
+ }
+ ret = security_tun_dev_attach_queue(tun->security);
+ if (ret < 0)
+ goto unlock;
+ ret = tun_attach(tun, file);
} else if (ifr->ifr_flags & IFF_DETACH_QUEUE) {
tun = rtnl_dereference(tfile->tun);
if (!tun || !(tun->flags & TUN_TAP_MQ))
@@ -1802,6 +1820,7 @@ static int tun_set_queue(struct file *file, struct ifreq *ifr)
} else
ret = -EINVAL;
+unlock:
rtnl_unlock();
return ret;
}
diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c
index 42f51c7..248d2dc 100644
--- a/drivers/net/usb/cdc_mbim.c
+++ b/drivers/net/usb/cdc_mbim.c
@@ -374,6 +374,21 @@ static const struct driver_info cdc_mbim_info = {
.tx_fixup = cdc_mbim_tx_fixup,
};
+/* MBIM and NCM devices should not need a ZLP after NTBs with
+ * dwNtbOutMaxSize length. This driver_info is for the exceptional
+ * devices requiring it anyway, allowing them to be supported without
+ * forcing the performance penalty on all the sane devices.
+ */
+static const struct driver_info cdc_mbim_info_zlp = {
+ .description = "CDC MBIM",
+ .flags = FLAG_NO_SETINT | FLAG_MULTI_PACKET | FLAG_WWAN | FLAG_SEND_ZLP,
+ .bind = cdc_mbim_bind,
+ .unbind = cdc_mbim_unbind,
+ .manage_power = cdc_mbim_manage_power,
+ .rx_fixup = cdc_mbim_rx_fixup,
+ .tx_fixup = cdc_mbim_tx_fixup,
+};
+
static const struct usb_device_id mbim_devs[] = {
/* This duplicate NCM entry is intentional. MBIM devices can
* be disguised as NCM by default, and this is necessary to
@@ -385,6 +400,10 @@ static const struct usb_device_id mbim_devs[] = {
{ USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_NCM, USB_CDC_PROTO_NONE),
.driver_info = (unsigned long)&cdc_mbim_info,
},
+ /* Sierra Wireless MC7710 need ZLPs */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x1199, 0x68a2, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
+ .driver_info = (unsigned long)&cdc_mbim_info_zlp,
+ },
{ USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
.driver_info = (unsigned long)&cdc_mbim_info,
},
diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index 71b6e92..9197b2c 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -435,6 +435,13 @@ advance:
len -= temp;
}
+ /* some buggy devices have an IAD but no CDC Union */
+ if (!ctx->union_desc && intf->intf_assoc && intf->intf_assoc->bInterfaceCount == 2) {
+ ctx->control = intf;
+ ctx->data = usb_ifnum_to_if(dev->udev, intf->cur_altsetting->desc.bInterfaceNumber + 1);
+ dev_dbg(&intf->dev, "CDC Union missing - got slave from IAD\n");
+ }
+
/* check if we got everything */
if ((ctx->control == NULL) || (ctx->data == NULL) ||
((!ctx->mbim_desc) && ((ctx->ether_desc == NULL) || (ctx->control != intf))))
@@ -497,7 +504,8 @@ advance:
error2:
usb_set_intfdata(ctx->control, NULL);
usb_set_intfdata(ctx->data, NULL);
- usb_driver_release_interface(driver, ctx->data);
+ if (ctx->data != ctx->control)
+ usb_driver_release_interface(driver, ctx->data);
error:
cdc_ncm_free((struct cdc_ncm_ctx *)dev->data[0]);
dev->data[0] = 0;
@@ -1155,6 +1163,20 @@ static const struct driver_info wwan_info = {
.tx_fixup = cdc_ncm_tx_fixup,
};
+/* Same as wwan_info, but with FLAG_NOARP */
+static const struct driver_info wwan_noarp_info = {
+ .description = "Mobile Broadband Network Device (NO ARP)",
+ .flags = FLAG_POINTTOPOINT | FLAG_NO_SETINT | FLAG_MULTI_PACKET
+ | FLAG_WWAN | FLAG_NOARP,
+ .bind = cdc_ncm_bind,
+ .unbind = cdc_ncm_unbind,
+ .check_connect = cdc_ncm_check_connect,
+ .manage_power = usbnet_manage_power,
+ .status = cdc_ncm_status,
+ .rx_fixup = cdc_ncm_rx_fixup,
+ .tx_fixup = cdc_ncm_tx_fixup,
+};
+
static const struct usb_device_id cdc_devs[] = {
/* Ericsson MBM devices like F5521gw */
{ .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
@@ -1194,6 +1216,13 @@ static const struct usb_device_id cdc_devs[] = {
.driver_info = (unsigned long)&wwan_info,
},
+ /* Infineon(now Intel) HSPA Modem platform */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x1519, 0x0443,
+ USB_CLASS_COMM,
+ USB_CDC_SUBCLASS_NCM, USB_CDC_PROTO_NONE),
+ .driver_info = (unsigned long)&wwan_noarp_info,
+ },
+
/* Generic CDC-NCM devices */
{ USB_INTERFACE_INFO(USB_CLASS_COMM,
USB_CDC_SUBCLASS_NCM, USB_CDC_PROTO_NONE),
diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c
index 3f554c1..d7e9944 100644
--- a/drivers/net/usb/dm9601.c
+++ b/drivers/net/usb/dm9601.c
@@ -45,6 +45,12 @@
#define DM_MCAST_ADDR 0x16 /* 8 bytes */
#define DM_GPR_CTRL 0x1e
#define DM_GPR_DATA 0x1f
+#define DM_CHIP_ID 0x2c
+#define DM_MODE_CTRL 0x91 /* only on dm9620 */
+
+/* chip id values */
+#define ID_DM9601 0
+#define ID_DM9620 1
#define DM_MAX_MCAST 64
#define DM_MCAST_SIZE 8
@@ -53,7 +59,6 @@
#define DM_RX_OVERHEAD 7 /* 3 byte header + 4 byte crc tail */
#define DM_TIMEOUT 1000
-
static int dm_read(struct usbnet *dev, u8 reg, u16 length, void *data)
{
int err;
@@ -84,32 +89,23 @@ static int dm_write(struct usbnet *dev, u8 reg, u16 length, void *data)
static int dm_write_reg(struct usbnet *dev, u8 reg, u8 value)
{
- return usbnet_write_cmd(dev, DM_WRITE_REGS,
+ return usbnet_write_cmd(dev, DM_WRITE_REG,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
value, reg, NULL, 0);
}
-static void dm_write_async_helper(struct usbnet *dev, u8 reg, u8 value,
- u16 length, void *data)
+static void dm_write_async(struct usbnet *dev, u8 reg, u16 length, void *data)
{
usbnet_write_cmd_async(dev, DM_WRITE_REGS,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- value, reg, data, length);
-}
-
-static void dm_write_async(struct usbnet *dev, u8 reg, u16 length, void *data)
-{
- netdev_dbg(dev->net, "dm_write_async() reg=0x%02x length=%d\n", reg, length);
-
- dm_write_async_helper(dev, reg, 0, length, data);
+ 0, reg, data, length);
}
static void dm_write_reg_async(struct usbnet *dev, u8 reg, u8 value)
{
- netdev_dbg(dev->net, "dm_write_reg_async() reg=0x%02x value=0x%02x\n",
- reg, value);
-
- dm_write_async_helper(dev, reg, value, 0, NULL);
+ usbnet_write_cmd_async(dev, DM_WRITE_REG,
+ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ value, reg, NULL, 0);
}
static int dm_read_shared_word(struct usbnet *dev, int phy, u8 reg, __le16 *value)
@@ -358,7 +354,7 @@ static const struct net_device_ops dm9601_netdev_ops = {
static int dm9601_bind(struct usbnet *dev, struct usb_interface *intf)
{
int ret;
- u8 mac[ETH_ALEN];
+ u8 mac[ETH_ALEN], id;
ret = usbnet_get_endpoints(dev, intf);
if (ret)
@@ -399,6 +395,24 @@ static int dm9601_bind(struct usbnet *dev, struct usb_interface *intf)
__dm9601_set_mac_address(dev);
}
+ if (dm_read_reg(dev, DM_CHIP_ID, &id) < 0) {
+ netdev_err(dev->net, "Error reading chip ID\n");
+ ret = -ENODEV;
+ goto out;
+ }
+
+ /* put dm9620 devices in dm9601 mode */
+ if (id == ID_DM9620) {
+ u8 mode;
+
+ if (dm_read_reg(dev, DM_MODE_CTRL, &mode) < 0) {
+ netdev_err(dev->net, "Error reading MODE_CTRL\n");
+ ret = -ENODEV;
+ goto out;
+ }
+ dm_write_reg(dev, DM_MODE_CTRL, mode & 0x7f);
+ }
+
/* power up phy */
dm_write_reg(dev, DM_GPR_CTRL, 1);
dm_write_reg(dev, DM_GPR_DATA, 0);
@@ -581,6 +595,10 @@ static const struct usb_device_id products[] = {
USB_DEVICE(0x0a46, 0x9000), /* DM9000E */
.driver_info = (unsigned long)&dm9601_info,
},
+ {
+ USB_DEVICE(0x0a46, 0x9620), /* DM9620 USB to Fast Ethernet Adapter */
+ .driver_info = (unsigned long)&dm9601_info,
+ },
{}, // END
};
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 6a1ca50..575a583 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -433,6 +433,7 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x19d2, 0x0199, 1)}, /* ZTE MF820S */
{QMI_FIXED_INTF(0x19d2, 0x0200, 1)},
{QMI_FIXED_INTF(0x19d2, 0x0257, 3)}, /* ZTE MF821 */
+ {QMI_FIXED_INTF(0x19d2, 0x0265, 4)}, /* ONDA MT8205 4G LTE */
{QMI_FIXED_INTF(0x19d2, 0x0284, 4)}, /* ZTE MF880 */
{QMI_FIXED_INTF(0x19d2, 0x0326, 4)}, /* ZTE MF821D */
{QMI_FIXED_INTF(0x19d2, 0x1008, 4)}, /* ZTE (Vodafone) K3570-Z */
@@ -459,6 +460,7 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x1199, 0x68a2, 19)}, /* Sierra Wireless MC7710 in QMI mode */
{QMI_FIXED_INTF(0x1199, 0x901c, 8)}, /* Sierra Wireless EM7700 */
{QMI_FIXED_INTF(0x1bbb, 0x011e, 4)}, /* Telekom Speedstick LTE II (Alcatel One Touch L100V LTE) */
+ {QMI_FIXED_INTF(0x2357, 0x0201, 4)}, /* TP-LINK HSUPA Modem MA180 */
/* 4. Gobi 1000 devices */
{QMI_GOBI1K_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 3d4bf01..f34b2eb 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -1448,6 +1448,10 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
if ((dev->driver_info->flags & FLAG_WWAN) != 0)
strcpy(net->name, "wwan%d");
+ /* devices that cannot do ARP */
+ if ((dev->driver_info->flags & FLAG_NOARP) != 0)
+ net->flags |= IFF_NOARP;
+
/* maybe the remote can't receive an Ethernet MTU */
if (net->mtu > (dev->hard_mtu - net->hard_header_len))
net->mtu = dev->hard_mtu - net->hard_header_len;
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index a6fcf15..35c00c5 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -26,6 +26,7 @@
#include <linux/scatterlist.h>
#include <linux/if_vlan.h>
#include <linux/slab.h>
+#include <linux/cpu.h>
static int napi_weight = 128;
module_param(napi_weight, int, 0444);
@@ -123,6 +124,12 @@ struct virtnet_info {
/* Does the affinity hint is set for virtqueues? */
bool affinity_hint_set;
+
+ /* Per-cpu variable to show the mapping from CPU to virtqueue */
+ int __percpu *vq_index;
+
+ /* CPU hot plug notifier */
+ struct notifier_block nb;
};
struct skb_vnet_hdr {
@@ -1013,32 +1020,75 @@ static int virtnet_vlan_rx_kill_vid(struct net_device *dev, u16 vid)
return 0;
}
-static void virtnet_set_affinity(struct virtnet_info *vi, bool set)
+static void virtnet_clean_affinity(struct virtnet_info *vi, long hcpu)
{
int i;
+ int cpu;
+
+ if (vi->affinity_hint_set) {
+ for (i = 0; i < vi->max_queue_pairs; i++) {
+ virtqueue_set_affinity(vi->rq[i].vq, -1);
+ virtqueue_set_affinity(vi->sq[i].vq, -1);
+ }
+
+ vi->affinity_hint_set = false;
+ }
+
+ i = 0;
+ for_each_online_cpu(cpu) {
+ if (cpu == hcpu) {
+ *per_cpu_ptr(vi->vq_index, cpu) = -1;
+ } else {
+ *per_cpu_ptr(vi->vq_index, cpu) =
+ ++i % vi->curr_queue_pairs;
+ }
+ }
+}
+
+static void virtnet_set_affinity(struct virtnet_info *vi)
+{
+ int i;
+ int cpu;
/* In multiqueue mode, when the number of cpu is equal to the number of
* queue pairs, we let the queue pairs to be private to one cpu by
* setting the affinity hint to eliminate the contention.
*/
- if ((vi->curr_queue_pairs == 1 ||
- vi->max_queue_pairs != num_online_cpus()) && set) {
- if (vi->affinity_hint_set)
- set = false;
- else
- return;
+ if (vi->curr_queue_pairs == 1 ||
+ vi->max_queue_pairs != num_online_cpus()) {
+ virtnet_clean_affinity(vi, -1);
+ return;
}
- for (i = 0; i < vi->max_queue_pairs; i++) {
- int cpu = set ? i : -1;
+ i = 0;
+ for_each_online_cpu(cpu) {
virtqueue_set_affinity(vi->rq[i].vq, cpu);
virtqueue_set_affinity(vi->sq[i].vq, cpu);
+ *per_cpu_ptr(vi->vq_index, cpu) = i;
+ i++;
}
- if (set)
- vi->affinity_hint_set = true;
- else
- vi->affinity_hint_set = false;
+ vi->affinity_hint_set = true;
+}
+
+static int virtnet_cpu_callback(struct notifier_block *nfb,
+ unsigned long action, void *hcpu)
+{
+ struct virtnet_info *vi = container_of(nfb, struct virtnet_info, nb);
+
+ switch(action & ~CPU_TASKS_FROZEN) {
+ case CPU_ONLINE:
+ case CPU_DOWN_FAILED:
+ case CPU_DEAD:
+ virtnet_set_affinity(vi);
+ break;
+ case CPU_DOWN_PREPARE:
+ virtnet_clean_affinity(vi, (long)hcpu);
+ break;
+ default:
+ break;
+ }
+ return NOTIFY_OK;
}
static void virtnet_get_ringparam(struct net_device *dev,
@@ -1082,13 +1132,15 @@ static int virtnet_set_channels(struct net_device *dev,
if (queue_pairs > vi->max_queue_pairs)
return -EINVAL;
+ get_online_cpus();
err = virtnet_set_queues(vi, queue_pairs);
if (!err) {
netif_set_real_num_tx_queues(dev, queue_pairs);
netif_set_real_num_rx_queues(dev, queue_pairs);
- virtnet_set_affinity(vi, true);
+ virtnet_set_affinity(vi);
}
+ put_online_cpus();
return err;
}
@@ -1127,12 +1179,19 @@ static int virtnet_change_mtu(struct net_device *dev, int new_mtu)
/* To avoid contending a lock hold by a vcpu who would exit to host, select the
* txq based on the processor id.
- * TODO: handle cpu hotplug.
*/
static u16 virtnet_select_queue(struct net_device *dev, struct sk_buff *skb)
{
- int txq = skb_rx_queue_recorded(skb) ? skb_get_rx_queue(skb) :
- smp_processor_id();
+ int txq;
+ struct virtnet_info *vi = netdev_priv(dev);
+
+ if (skb_rx_queue_recorded(skb)) {
+ txq = skb_get_rx_queue(skb);
+ } else {
+ txq = *__this_cpu_ptr(vi->vq_index);
+ if (txq == -1)
+ txq = 0;
+ }
while (unlikely(txq >= dev->real_num_tx_queues))
txq -= dev->real_num_tx_queues;
@@ -1248,7 +1307,7 @@ static void virtnet_del_vqs(struct virtnet_info *vi)
{
struct virtio_device *vdev = vi->vdev;
- virtnet_set_affinity(vi, false);
+ virtnet_clean_affinity(vi, -1);
vdev->config->del_vqs(vdev);
@@ -1371,7 +1430,10 @@ static int init_vqs(struct virtnet_info *vi)
if (ret)
goto err_free;
- virtnet_set_affinity(vi, true);
+ get_online_cpus();
+ virtnet_set_affinity(vi);
+ put_online_cpus();
+
return 0;
err_free:
@@ -1453,6 +1515,10 @@ static int virtnet_probe(struct virtio_device *vdev)
if (vi->stats == NULL)
goto free;
+ vi->vq_index = alloc_percpu(int);
+ if (vi->vq_index == NULL)
+ goto free_stats;
+
mutex_init(&vi->config_lock);
vi->config_enable = true;
INIT_WORK(&vi->config_work, virtnet_config_changed_work);
@@ -1476,7 +1542,7 @@ static int virtnet_probe(struct virtio_device *vdev)
/* Allocate/initialize the rx/tx queues, and invoke find_vqs */
err = init_vqs(vi);
if (err)
- goto free_stats;
+ goto free_index;
netif_set_real_num_tx_queues(dev, 1);
netif_set_real_num_rx_queues(dev, 1);
@@ -1499,6 +1565,13 @@ static int virtnet_probe(struct virtio_device *vdev)
}
}
+ vi->nb.notifier_call = &virtnet_cpu_callback;
+ err = register_hotcpu_notifier(&vi->nb);
+ if (err) {
+ pr_debug("virtio_net: registering cpu notifier failed\n");
+ goto free_recv_bufs;
+ }
+
/* Assume link up if device can't report link status,
otherwise get link status from config. */
if (virtio_has_feature(vi->vdev, VIRTIO_NET_F_STATUS)) {
@@ -1520,6 +1593,8 @@ free_recv_bufs:
free_vqs:
cancel_delayed_work_sync(&vi->refill);
virtnet_del_vqs(vi);
+free_index:
+ free_percpu(vi->vq_index);
free_stats:
free_percpu(vi->stats);
free:
@@ -1543,6 +1618,8 @@ static void virtnet_remove(struct virtio_device *vdev)
{
struct virtnet_info *vi = vdev->priv;
+ unregister_hotcpu_notifier(&vi->nb);
+
/* Prevent config work handler from accessing the device. */
mutex_lock(&vi->config_lock);
vi->config_enable = false;
@@ -1554,6 +1631,7 @@ static void virtnet_remove(struct virtio_device *vdev)
flush_work(&vi->config_work);
+ free_percpu(vi->vq_index);
free_percpu(vi->stats);
free_netdev(vi->dev);
}
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
index 8b0d8dc..56317b0 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
@@ -976,6 +976,8 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah,
AR_PHY_CL_TAB_1,
AR_PHY_CL_TAB_2 };
+ ar9003_hw_set_chain_masks(ah, ah->caps.rx_chainmask, ah->caps.tx_chainmask);
+
if (rtt) {
if (!ar9003_hw_rtt_restore(ah, chan))
run_rtt_cal = true;
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
index ce19c09..3afc24b 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -586,32 +586,19 @@ static void ar9003_hw_init_bb(struct ath_hw *ah,
ath9k_hw_synth_delay(ah, chan, synthDelay);
}
-static void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx)
+void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx)
{
- switch (rx) {
- case 0x5:
+ if (ah->caps.tx_chainmask == 5 || ah->caps.rx_chainmask == 5)
REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP,
AR_PHY_SWAP_ALT_CHAIN);
- case 0x3:
- case 0x1:
- case 0x2:
- case 0x7:
- REG_WRITE(ah, AR_PHY_RX_CHAINMASK, rx);
- REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, rx);
- break;
- default:
- break;
- }
+
+ REG_WRITE(ah, AR_PHY_RX_CHAINMASK, rx);
+ REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, rx);
if ((ah->caps.hw_caps & ATH9K_HW_CAP_APM) && (tx == 0x7))
- REG_WRITE(ah, AR_SELFGEN_MASK, 0x3);
- else
- REG_WRITE(ah, AR_SELFGEN_MASK, tx);
+ tx = 3;
- if (tx == 0x5) {
- REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP,
- AR_PHY_SWAP_ALT_CHAIN);
- }
+ REG_WRITE(ah, AR_SELFGEN_MASK, tx);
}
/*
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h
index 86e26a1..42794c5 100644
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -317,7 +317,6 @@ struct ath_rx {
u32 *rxlink;
u32 num_pkts;
unsigned int rxfilter;
- spinlock_t rxbuflock;
struct list_head rxbuf;
struct ath_descdma rxdma;
struct ath_buf *rx_bufptr;
@@ -328,7 +327,6 @@ struct ath_rx {
int ath_startrecv(struct ath_softc *sc);
bool ath_stoprecv(struct ath_softc *sc);
-void ath_flushrecv(struct ath_softc *sc);
u32 ath_calcrxfilter(struct ath_softc *sc);
int ath_rx_init(struct ath_softc *sc, int nbufs);
void ath_rx_cleanup(struct ath_softc *sc);
@@ -646,7 +644,6 @@ void ath_ant_comb_update(struct ath_softc *sc);
enum sc_op_flags {
SC_OP_INVALID,
SC_OP_BEACONS,
- SC_OP_RXFLUSH,
SC_OP_ANI_RUN,
SC_OP_PRIM_STA_VIF,
SC_OP_HW_RESET,
diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c
index 531fffd..2ca355e 100644
--- a/drivers/net/wireless/ath/ath9k/beacon.c
+++ b/drivers/net/wireless/ath/ath9k/beacon.c
@@ -147,6 +147,7 @@ static struct ath_buf *ath9k_beacon_generate(struct ieee80211_hw *hw,
skb->len, DMA_TO_DEVICE);
dev_kfree_skb_any(skb);
bf->bf_buf_addr = 0;
+ bf->bf_mpdu = NULL;
}
skb = ieee80211_beacon_get(hw, vif);
@@ -359,7 +360,6 @@ void ath9k_beacon_tasklet(unsigned long data)
return;
bf = ath9k_beacon_generate(sc->hw, vif);
- WARN_ON(!bf);
if (sc->beacon.bmisscnt != 0) {
ath_dbg(common, BSTUCK, "resume beacon xmit after %u misses\n",
diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index 13ff9ed..e585fc8 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -861,7 +861,6 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf,
RXS_ERR("RX-LENGTH-ERR", rx_len_err);
RXS_ERR("RX-OOM-ERR", rx_oom_err);
RXS_ERR("RX-RATE-ERR", rx_rate_err);
- RXS_ERR("RX-DROP-RXFLUSH", rx_drop_rxflush);
RXS_ERR("RX-TOO-MANY-FRAGS", rx_too_many_frags_err);
PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN);
diff --git a/drivers/net/wireless/ath/ath9k/debug.h b/drivers/net/wireless/ath/ath9k/debug.h
index 375c3b4..6df2ab6 100644
--- a/drivers/net/wireless/ath/ath9k/debug.h
+++ b/drivers/net/wireless/ath/ath9k/debug.h
@@ -216,7 +216,6 @@ struct ath_tx_stats {
* @rx_oom_err: No. of frames dropped due to OOM issues.
* @rx_rate_err: No. of frames dropped due to rate errors.
* @rx_too_many_frags_err: Frames dropped due to too-many-frags received.
- * @rx_drop_rxflush: No. of frames dropped due to RX-FLUSH.
* @rx_beacons: No. of beacons received.
* @rx_frags: No. of rx-fragements received.
*/
@@ -235,7 +234,6 @@ struct ath_rx_stats {
u32 rx_oom_err;
u32 rx_rate_err;
u32 rx_too_many_frags_err;
- u32 rx_drop_rxflush;
u32 rx_beacons;
u32 rx_frags;
};
diff --git a/drivers/net/wireless/ath/ath9k/htc_hst.c b/drivers/net/wireless/ath/ath9k/htc_hst.c
index 4a9570d..aac4a40 100644
--- a/drivers/net/wireless/ath/ath9k/htc_hst.c
+++ b/drivers/net/wireless/ath/ath9k/htc_hst.c
@@ -344,6 +344,8 @@ void ath9k_htc_txcompletion_cb(struct htc_target *htc_handle,
endpoint->ep_callbacks.tx(endpoint->ep_callbacks.priv,
skb, htc_hdr->endpoint_id,
txok);
+ } else {
+ kfree_skb(skb);
}
}
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 7f1a8e9..9d26fc5 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -1066,6 +1066,7 @@ void ar9003_paprd_setup_gain_table(struct ath_hw *ah, int chain);
int ar9003_paprd_init_table(struct ath_hw *ah);
bool ar9003_paprd_is_done(struct ath_hw *ah);
bool ar9003_is_paprd_enabled(struct ath_hw *ah);
+void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx);
/* Hardware family op attach helpers */
void ar5008_hw_attach_phy_ops(struct ath_hw *ah);
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index be30a9a..dd91f8f 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -182,7 +182,7 @@ static void ath_restart_work(struct ath_softc *sc)
ath_start_ani(sc);
}
-static bool ath_prepare_reset(struct ath_softc *sc, bool retry_tx, bool flush)
+static bool ath_prepare_reset(struct ath_softc *sc, bool retry_tx)
{
struct ath_hw *ah = sc->sc_ah;
bool ret = true;
@@ -202,14 +202,6 @@ static bool ath_prepare_reset(struct ath_softc *sc, bool retry_tx, bool flush)
if (!ath_drain_all_txq(sc, retry_tx))
ret = false;
- if (!flush) {
- if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
- ath_rx_tasklet(sc, 1, true);
- ath_rx_tasklet(sc, 1, false);
- } else {
- ath_flushrecv(sc);
- }
-
return ret;
}
@@ -262,11 +254,11 @@ static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan,
struct ath_common *common = ath9k_hw_common(ah);
struct ath9k_hw_cal_data *caldata = NULL;
bool fastcc = true;
- bool flush = false;
int r;
__ath_cancel_work(sc);
+ tasklet_disable(&sc->intr_tq);
spin_lock_bh(&sc->sc_pcu_lock);
if (!(sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)) {
@@ -276,11 +268,10 @@ static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan,
if (!hchan) {
fastcc = false;
- flush = true;
hchan = ah->curchan;
}
- if (!ath_prepare_reset(sc, retry_tx, flush))
+ if (!ath_prepare_reset(sc, retry_tx))
fastcc = false;
ath_dbg(common, CONFIG, "Reset to %u MHz, HT40: %d fastcc: %d\n",
@@ -302,6 +293,8 @@ static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan,
out:
spin_unlock_bh(&sc->sc_pcu_lock);
+ tasklet_enable(&sc->intr_tq);
+
return r;
}
@@ -804,7 +797,7 @@ static void ath9k_stop(struct ieee80211_hw *hw)
ath9k_hw_cfg_gpio_input(ah, ah->led_pin);
}
- ath_prepare_reset(sc, false, true);
+ ath_prepare_reset(sc, false);
if (sc->rx.frag) {
dev_kfree_skb_any(sc->rx.frag);
@@ -1833,6 +1826,9 @@ static u32 fill_chainmask(u32 cap, u32 new)
static bool validate_antenna_mask(struct ath_hw *ah, u32 val)
{
+ if (AR_SREV_9300_20_OR_LATER(ah))
+ return true;
+
switch (val & 0x7) {
case 0x1:
case 0x3:
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index d4df98a..90752f2 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -254,8 +254,6 @@ rx_init_fail:
static void ath_edma_start_recv(struct ath_softc *sc)
{
- spin_lock_bh(&sc->rx.rxbuflock);
-
ath9k_hw_rxena(sc->sc_ah);
ath_rx_addbuffer_edma(sc, ATH9K_RX_QUEUE_HP,
@@ -267,8 +265,6 @@ static void ath_edma_start_recv(struct ath_softc *sc)
ath_opmode_init(sc);
ath9k_hw_startpcureceive(sc->sc_ah, !!(sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL));
-
- spin_unlock_bh(&sc->rx.rxbuflock);
}
static void ath_edma_stop_recv(struct ath_softc *sc)
@@ -285,8 +281,6 @@ int ath_rx_init(struct ath_softc *sc, int nbufs)
int error = 0;
spin_lock_init(&sc->sc_pcu_lock);
- spin_lock_init(&sc->rx.rxbuflock);
- clear_bit(SC_OP_RXFLUSH, &sc->sc_flags);
common->rx_bufsize = IEEE80211_MAX_MPDU_LEN / 2 +
sc->sc_ah->caps.rx_status_len;
@@ -447,7 +441,6 @@ int ath_startrecv(struct ath_softc *sc)
return 0;
}
- spin_lock_bh(&sc->rx.rxbuflock);
if (list_empty(&sc->rx.rxbuf))
goto start_recv;
@@ -468,26 +461,31 @@ start_recv:
ath_opmode_init(sc);
ath9k_hw_startpcureceive(ah, !!(sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL));
- spin_unlock_bh(&sc->rx.rxbuflock);
-
return 0;
}
+static void ath_flushrecv(struct ath_softc *sc)
+{
+ if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
+ ath_rx_tasklet(sc, 1, true);
+ ath_rx_tasklet(sc, 1, false);
+}
+
bool ath_stoprecv(struct ath_softc *sc)
{
struct ath_hw *ah = sc->sc_ah;
bool stopped, reset = false;
- spin_lock_bh(&sc->rx.rxbuflock);
ath9k_hw_abortpcurecv(ah);
ath9k_hw_setrxfilter(ah, 0);
stopped = ath9k_hw_stopdmarecv(ah, &reset);
+ ath_flushrecv(sc);
+
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
ath_edma_stop_recv(sc);
else
sc->rx.rxlink = NULL;
- spin_unlock_bh(&sc->rx.rxbuflock);
if (!(ah->ah_flags & AH_UNPLUGGED) &&
unlikely(!stopped)) {
@@ -499,15 +497,6 @@ bool ath_stoprecv(struct ath_softc *sc)
return stopped && !reset;
}
-void ath_flushrecv(struct ath_softc *sc)
-{
- set_bit(SC_OP_RXFLUSH, &sc->sc_flags);
- if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
- ath_rx_tasklet(sc, 1, true);
- ath_rx_tasklet(sc, 1, false);
- clear_bit(SC_OP_RXFLUSH, &sc->sc_flags);
-}
-
static bool ath_beacon_dtim_pending_cab(struct sk_buff *skb)
{
/* Check whether the Beacon frame has DTIM indicating buffered bc/mc */
@@ -744,6 +733,7 @@ static struct ath_buf *ath_get_next_rx_buf(struct ath_softc *sc,
return NULL;
}
+ list_del(&bf->list);
if (!bf->bf_mpdu)
return bf;
@@ -1059,16 +1049,12 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp)
dma_type = DMA_FROM_DEVICE;
qtype = hp ? ATH9K_RX_QUEUE_HP : ATH9K_RX_QUEUE_LP;
- spin_lock_bh(&sc->rx.rxbuflock);
tsf = ath9k_hw_gettsf64(ah);
tsf_lower = tsf & 0xffffffff;
do {
bool decrypt_error = false;
- /* If handling rx interrupt and flush is in progress => exit */
- if (test_bit(SC_OP_RXFLUSH, &sc->sc_flags) && (flush == 0))
- break;
memset(&rs, 0, sizeof(rs));
if (edma)
@@ -1111,15 +1097,6 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp)
ath_debug_stat_rx(sc, &rs);
- /*
- * If we're asked to flush receive queue, directly
- * chain it back at the queue without processing it.
- */
- if (test_bit(SC_OP_RXFLUSH, &sc->sc_flags)) {
- RX_STAT_INC(rx_drop_rxflush);
- goto requeue_drop_frag;
- }
-
memset(rxs, 0, sizeof(struct ieee80211_rx_status));
rxs->mactime = (tsf & ~0xffffffffULL) | rs.rs_tstamp;
@@ -1254,19 +1231,18 @@ requeue_drop_frag:
sc->rx.frag = NULL;
}
requeue:
+ list_add_tail(&bf->list, &sc->rx.rxbuf);
+ if (flush)
+ continue;
+
if (edma) {
- list_add_tail(&bf->list, &sc->rx.rxbuf);
ath_rx_edma_buf_link(sc, qtype);
} else {
- list_move_tail(&bf->list, &sc->rx.rxbuf);
ath_rx_buf_link(sc, bf);
- if (!flush)
- ath9k_hw_rxena(ah);
+ ath9k_hw_rxena(ah);
}
} while (1);
- spin_unlock_bh(&sc->rx.rxbuflock);
-
if (!(ah->imask & ATH9K_INT_RXEOL)) {
ah->imask |= (ATH9K_INT_RXEOL | ATH9K_INT_RXORN);
ath9k_hw_set_interrupts(ah);
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
index 1fbd8ec..0f71d1d 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
@@ -1407,9 +1407,10 @@ void brcms_add_timer(struct brcms_timer *t, uint ms, int periodic)
#endif
t->ms = ms;
t->periodic = (bool) periodic;
- t->set = true;
-
- atomic_inc(&t->wl->callbacks);
+ if (!t->set) {
+ t->set = true;
+ atomic_inc(&t->wl->callbacks);
+ }
ieee80211_queue_delayed_work(hw, &t->dly_wrk, msecs_to_jiffies(ms));
}
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index 7e16d10..90b8970 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -3958,17 +3958,21 @@ il_connection_init_rx_config(struct il_priv *il)
memset(&il->staging, 0, sizeof(il->staging));
- if (!il->vif) {
+ switch (il->iw_mode) {
+ case NL80211_IFTYPE_UNSPECIFIED:
il->staging.dev_type = RXON_DEV_TYPE_ESS;
- } else if (il->vif->type == NL80211_IFTYPE_STATION) {
+ break;
+ case NL80211_IFTYPE_STATION:
il->staging.dev_type = RXON_DEV_TYPE_ESS;
il->staging.filter_flags = RXON_FILTER_ACCEPT_GRP_MSK;
- } else if (il->vif->type == NL80211_IFTYPE_ADHOC) {
+ break;
+ case NL80211_IFTYPE_ADHOC:
il->staging.dev_type = RXON_DEV_TYPE_IBSS;
il->staging.flags = RXON_FLG_SHORT_PREAMBLE_MSK;
il->staging.filter_flags =
RXON_FILTER_BCON_AWARE_MSK | RXON_FILTER_ACCEPT_GRP_MSK;
- } else {
+ break;
+ default:
IL_ERR("Unsupported interface type %d\n", il->vif->type);
return;
}
@@ -4550,8 +4554,7 @@ out:
EXPORT_SYMBOL(il_mac_add_interface);
static void
-il_teardown_interface(struct il_priv *il, struct ieee80211_vif *vif,
- bool mode_change)
+il_teardown_interface(struct il_priv *il, struct ieee80211_vif *vif)
{
lockdep_assert_held(&il->mutex);
@@ -4560,9 +4563,7 @@ il_teardown_interface(struct il_priv *il, struct ieee80211_vif *vif,
il_force_scan_end(il);
}
- if (!mode_change)
- il_set_mode(il);
-
+ il_set_mode(il);
}
void
@@ -4575,8 +4576,8 @@ il_mac_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
WARN_ON(il->vif != vif);
il->vif = NULL;
-
- il_teardown_interface(il, vif, false);
+ il->iw_mode = NL80211_IFTYPE_UNSPECIFIED;
+ il_teardown_interface(il, vif);
memset(il->bssid, 0, ETH_ALEN);
D_MAC80211("leave\n");
@@ -4685,18 +4686,10 @@ il_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
}
/* success */
- il_teardown_interface(il, vif, true);
vif->type = newtype;
vif->p2p = false;
- err = il_set_mode(il);
- WARN_ON(err);
- /*
- * We've switched internally, but submitting to the
- * device may have failed for some reason. Mask this
- * error, because otherwise mac80211 will not switch
- * (and set the interface type back) and we'll be
- * out of sync with it.
- */
+ il->iw_mode = newtype;
+ il_teardown_interface(il, vif);
err = 0;
out:
diff --git a/drivers/net/wireless/iwlwifi/dvm/tx.c b/drivers/net/wireless/iwlwifi/dvm/tx.c
index a790599..31534f7 100644
--- a/drivers/net/wireless/iwlwifi/dvm/tx.c
+++ b/drivers/net/wireless/iwlwifi/dvm/tx.c
@@ -1079,6 +1079,8 @@ static void iwlagn_set_tx_status(struct iwl_priv *priv,
{
u16 status = le16_to_cpu(tx_resp->status.status);
+ info->flags &= ~IEEE80211_TX_CTL_AMPDU;
+
info->status.rates[0].count = tx_resp->failure_frame + 1;
info->flags |= iwl_tx_status_to_mac80211(status);
iwlagn_hwrate_to_tx_control(priv, le32_to_cpu(tx_resp->rate_n_flags),
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index efe525b..cdb11b3 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -1459,7 +1459,7 @@ mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid,
struct cfg80211_ssid req_ssid;
int ret, auth_type = 0;
struct cfg80211_bss *bss = NULL;
- u8 is_scanning_required = 0, config_bands = 0;
+ u8 is_scanning_required = 0;
memset(&req_ssid, 0, sizeof(struct cfg80211_ssid));
@@ -1478,19 +1478,6 @@ mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid,
/* disconnect before try to associate */
mwifiex_deauthenticate(priv, NULL);
- if (channel) {
- if (mode == NL80211_IFTYPE_STATION) {
- if (channel->band == IEEE80211_BAND_2GHZ)
- config_bands = BAND_B | BAND_G | BAND_GN;
- else
- config_bands = BAND_A | BAND_AN;
-
- if (!((config_bands | priv->adapter->fw_bands) &
- ~priv->adapter->fw_bands))
- priv->adapter->config_bands = config_bands;
- }
- }
-
/* As this is new association, clear locally stored
* keys and security related flags */
priv->sec_info.wpa_enabled = false;
@@ -1707,7 +1694,7 @@ static int mwifiex_set_ibss_params(struct mwifiex_private *priv,
if (cfg80211_get_chandef_type(&params->chandef) !=
NL80211_CHAN_NO_HT)
- config_bands |= BAND_GN;
+ config_bands |= BAND_G | BAND_GN;
} else {
if (cfg80211_get_chandef_type(&params->chandef) ==
NL80211_CHAN_NO_HT)
diff --git a/drivers/net/wireless/mwifiex/pcie.c b/drivers/net/wireless/mwifiex/pcie.c
index 13fbc4e..b879e13 100644
--- a/drivers/net/wireless/mwifiex/pcie.c
+++ b/drivers/net/wireless/mwifiex/pcie.c
@@ -161,7 +161,7 @@ static int mwifiex_pcie_suspend(struct pci_dev *pdev, pm_message_t state)
if (pdev) {
card = (struct pcie_service_card *) pci_get_drvdata(pdev);
- if (!card || card->adapter) {
+ if (!card || !card->adapter) {
pr_err("Card or adapter structure is not valid\n");
return 0;
}
diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c
index 60e88b5..f542bb8 100644
--- a/drivers/net/wireless/mwifiex/sta_ioctl.c
+++ b/drivers/net/wireless/mwifiex/sta_ioctl.c
@@ -283,6 +283,20 @@ int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
if (ret)
goto done;
+ if (bss_desc) {
+ u8 config_bands = 0;
+
+ if (mwifiex_band_to_radio_type((u8) bss_desc->bss_band)
+ == HostCmd_SCAN_RADIO_TYPE_BG)
+ config_bands = BAND_B | BAND_G | BAND_GN;
+ else
+ config_bands = BAND_A | BAND_AN;
+
+ if (!((config_bands | adapter->fw_bands) &
+ ~adapter->fw_bands))
+ adapter->config_bands = config_bands;
+ }
+
ret = mwifiex_check_network_compatibility(priv, bss_desc);
if (ret)
goto done;
diff --git a/drivers/net/wireless/rtlwifi/Kconfig b/drivers/net/wireless/rtlwifi/Kconfig
index 21b1bbb..b80bc46 100644
--- a/drivers/net/wireless/rtlwifi/Kconfig
+++ b/drivers/net/wireless/rtlwifi/Kconfig
@@ -57,12 +57,12 @@ config RTL8192CU
config RTLWIFI
tristate
- depends on RTL8192CE || RTL8192CU || RTL8192SE || RTL8192DE
+ depends on RTL8192CE || RTL8192CU || RTL8192SE || RTL8192DE || RTL8723AE
default m
config RTLWIFI_DEBUG
bool "Additional debugging output"
- depends on RTL8192CE || RTL8192CU || RTL8192SE || RTL8192DE
+ depends on RTL8192CE || RTL8192CU || RTL8192SE || RTL8192DE || RTL8723AE
default y
config RTL8192C_COMMON
diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index 26ffd3e..2c113de 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -44,7 +44,6 @@ extern bool pciehp_poll_mode;
extern int pciehp_poll_time;
extern bool pciehp_debug;
extern bool pciehp_force;
-extern struct workqueue_struct *pciehp_wq;
#define dbg(format, arg...) \
do { \
@@ -78,6 +77,7 @@ struct slot {
struct hotplug_slot *hotplug_slot;
struct delayed_work work; /* work for button event */
struct mutex lock;
+ struct workqueue_struct *wq;
};
struct event_info {
diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c
index 916bf4f..939bd1d 100644
--- a/drivers/pci/hotplug/pciehp_core.c
+++ b/drivers/pci/hotplug/pciehp_core.c
@@ -42,7 +42,6 @@ bool pciehp_debug;
bool pciehp_poll_mode;
int pciehp_poll_time;
bool pciehp_force;
-struct workqueue_struct *pciehp_wq;
#define DRIVER_VERSION "0.4"
#define DRIVER_AUTHOR "Dan Zink <dan.zink@compaq.com>, Greg Kroah-Hartman <greg@kroah.com>, Dely Sy <dely.l.sy@intel.com>"
@@ -340,18 +339,13 @@ static int __init pcied_init(void)
{
int retval = 0;
- pciehp_wq = alloc_workqueue("pciehp", 0, 0);
- if (!pciehp_wq)
- return -ENOMEM;
-
pciehp_firmware_init();
retval = pcie_port_service_register(&hpdriver_portdrv);
dbg("pcie_port_service_register = %d\n", retval);
info(DRIVER_DESC " version: " DRIVER_VERSION "\n");
- if (retval) {
- destroy_workqueue(pciehp_wq);
+ if (retval)
dbg("Failure to register service\n");
- }
+
return retval;
}
@@ -359,7 +353,6 @@ static void __exit pcied_cleanup(void)
{
dbg("unload_pciehpd()\n");
pcie_port_service_unregister(&hpdriver_portdrv);
- destroy_workqueue(pciehp_wq);
info(DRIVER_DESC " version: " DRIVER_VERSION " unloaded\n");
}
diff --git a/drivers/pci/hotplug/pciehp_ctrl.c b/drivers/pci/hotplug/pciehp_ctrl.c
index 27f4429..38f0186 100644
--- a/drivers/pci/hotplug/pciehp_ctrl.c
+++ b/drivers/pci/hotplug/pciehp_ctrl.c
@@ -49,7 +49,7 @@ static int queue_interrupt_event(struct slot *p_slot, u32 event_type)
info->p_slot = p_slot;
INIT_WORK(&info->work, interrupt_event_handler);
- queue_work(pciehp_wq, &info->work);
+ queue_work(p_slot->wq, &info->work);
return 0;
}
@@ -344,7 +344,7 @@ void pciehp_queue_pushbutton_work(struct work_struct *work)
kfree(info);
goto out;
}
- queue_work(pciehp_wq, &info->work);
+ queue_work(p_slot->wq, &info->work);
out:
mutex_unlock(&p_slot->lock);
}
@@ -377,7 +377,7 @@ static void handle_button_press_event(struct slot *p_slot)
if (ATTN_LED(ctrl))
pciehp_set_attention_status(p_slot, 0);
- queue_delayed_work(pciehp_wq, &p_slot->work, 5*HZ);
+ queue_delayed_work(p_slot->wq, &p_slot->work, 5*HZ);
break;
case BLINKINGOFF_STATE:
case BLINKINGON_STATE:
@@ -439,7 +439,7 @@ static void handle_surprise_event(struct slot *p_slot)
else
p_slot->state = POWERON_STATE;
- queue_work(pciehp_wq, &info->work);
+ queue_work(p_slot->wq, &info->work);
}
static void interrupt_event_handler(struct work_struct *work)
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 13b2eaf..5127f3f 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -773,23 +773,32 @@ static void pcie_shutdown_notification(struct controller *ctrl)
static int pcie_init_slot(struct controller *ctrl)
{
struct slot *slot;
+ char name[32];
slot = kzalloc(sizeof(*slot), GFP_KERNEL);
if (!slot)
return -ENOMEM;
+ snprintf(name, sizeof(name), "pciehp-%u", PSN(ctrl));
+ slot->wq = alloc_workqueue(name, 0, 0);
+ if (!slot->wq)
+ goto abort;
+
slot->ctrl = ctrl;
mutex_init(&slot->lock);
INIT_DELAYED_WORK(&slot->work, pciehp_queue_pushbutton_work);
ctrl->slot = slot;
return 0;
+abort:
+ kfree(slot);
+ return -ENOMEM;
}
static void pcie_cleanup_slot(struct controller *ctrl)
{
struct slot *slot = ctrl->slot;
cancel_delayed_work(&slot->work);
- flush_workqueue(pciehp_wq);
+ destroy_workqueue(slot->wq);
kfree(slot);
}
diff --git a/drivers/pci/hotplug/shpchp.h b/drivers/pci/hotplug/shpchp.h
index ca64932..b849f995 100644
--- a/drivers/pci/hotplug/shpchp.h
+++ b/drivers/pci/hotplug/shpchp.h
@@ -46,8 +46,6 @@
extern bool shpchp_poll_mode;
extern int shpchp_poll_time;
extern bool shpchp_debug;
-extern struct workqueue_struct *shpchp_wq;
-extern struct workqueue_struct *shpchp_ordered_wq;
#define dbg(format, arg...) \
do { \
@@ -91,6 +89,7 @@ struct slot {
struct list_head slot_list;
struct delayed_work work; /* work for button event */
struct mutex lock;
+ struct workqueue_struct *wq;
u8 hp_slot;
};
diff --git a/drivers/pci/hotplug/shpchp_core.c b/drivers/pci/hotplug/shpchp_core.c
index b6de307..3100c52 100644
--- a/drivers/pci/hotplug/shpchp_core.c
+++ b/drivers/pci/hotplug/shpchp_core.c
@@ -39,8 +39,6 @@
bool shpchp_debug;
bool shpchp_poll_mode;
int shpchp_poll_time;
-struct workqueue_struct *shpchp_wq;
-struct workqueue_struct *shpchp_ordered_wq;
#define DRIVER_VERSION "0.4"
#define DRIVER_AUTHOR "Dan Zink <dan.zink@compaq.com>, Greg Kroah-Hartman <greg@kroah.com>, Dely Sy <dely.l.sy@intel.com>"
@@ -129,6 +127,14 @@ static int init_slots(struct controller *ctrl)
slot->device = ctrl->slot_device_offset + i;
slot->hpc_ops = ctrl->hpc_ops;
slot->number = ctrl->first_slot + (ctrl->slot_num_inc * i);
+
+ snprintf(name, sizeof(name), "shpchp-%d", slot->number);
+ slot->wq = alloc_workqueue(name, 0, 0);
+ if (!slot->wq) {
+ retval = -ENOMEM;
+ goto error_info;
+ }
+
mutex_init(&slot->lock);
INIT_DELAYED_WORK(&slot->work, shpchp_queue_pushbutton_work);
@@ -148,7 +154,7 @@ static int init_slots(struct controller *ctrl)
if (retval) {
ctrl_err(ctrl, "pci_hp_register failed with error %d\n",
retval);
- goto error_info;
+ goto error_slotwq;
}
get_power_status(hotplug_slot, &info->power_status);
@@ -160,6 +166,8 @@ static int init_slots(struct controller *ctrl)
}
return 0;
+error_slotwq:
+ destroy_workqueue(slot->wq);
error_info:
kfree(info);
error_hpslot:
@@ -180,8 +188,7 @@ void cleanup_slots(struct controller *ctrl)
slot = list_entry(tmp, struct slot, slot_list);
list_del(&slot->slot_list);
cancel_delayed_work(&slot->work);
- flush_workqueue(shpchp_wq);
- flush_workqueue(shpchp_ordered_wq);
+ destroy_workqueue(slot->wq);
pci_hp_deregister(slot->hotplug_slot);
}
}
@@ -364,25 +371,12 @@ static struct pci_driver shpc_driver = {
static int __init shpcd_init(void)
{
- int retval = 0;
-
- shpchp_wq = alloc_ordered_workqueue("shpchp", 0);
- if (!shpchp_wq)
- return -ENOMEM;
-
- shpchp_ordered_wq = alloc_ordered_workqueue("shpchp_ordered", 0);
- if (!shpchp_ordered_wq) {
- destroy_workqueue(shpchp_wq);
- return -ENOMEM;
- }
+ int retval;
retval = pci_register_driver(&shpc_driver);
dbg("%s: pci_register_driver = %d\n", __func__, retval);
info(DRIVER_DESC " version: " DRIVER_VERSION "\n");
- if (retval) {
- destroy_workqueue(shpchp_ordered_wq);
- destroy_workqueue(shpchp_wq);
- }
+
return retval;
}
@@ -390,8 +384,6 @@ static void __exit shpcd_cleanup(void)
{
dbg("unload_shpchpd()\n");
pci_unregister_driver(&shpc_driver);
- destroy_workqueue(shpchp_ordered_wq);
- destroy_workqueue(shpchp_wq);
info(DRIVER_DESC " version: " DRIVER_VERSION " unloaded\n");
}
diff --git a/drivers/pci/hotplug/shpchp_ctrl.c b/drivers/pci/hotplug/shpchp_ctrl.c
index f9b5a52..5849927 100644
--- a/drivers/pci/hotplug/shpchp_ctrl.c
+++ b/drivers/pci/hotplug/shpchp_ctrl.c
@@ -51,7 +51,7 @@ static int queue_interrupt_event(struct slot *p_slot, u32 event_type)
info->p_slot = p_slot;
INIT_WORK(&info->work, interrupt_event_handler);
- queue_work(shpchp_wq, &info->work);
+ queue_work(p_slot->wq, &info->work);
return 0;
}
@@ -453,7 +453,7 @@ void shpchp_queue_pushbutton_work(struct work_struct *work)
kfree(info);
goto out;
}
- queue_work(shpchp_ordered_wq, &info->work);
+ queue_work(p_slot->wq, &info->work);
out:
mutex_unlock(&p_slot->lock);
}
@@ -501,7 +501,7 @@ static void handle_button_press_event(struct slot *p_slot)
p_slot->hpc_ops->green_led_blink(p_slot);
p_slot->hpc_ops->set_attention_status(p_slot, 0);
- queue_delayed_work(shpchp_wq, &p_slot->work, 5*HZ);
+ queue_delayed_work(p_slot->wq, &p_slot->work, 5*HZ);
break;
case BLINKINGOFF_STATE:
case BLINKINGON_STATE:
diff --git a/drivers/pci/pcie/Kconfig b/drivers/pci/pcie/Kconfig
index 6c8bc58..fde4a32 100644
--- a/drivers/pci/pcie/Kconfig
+++ b/drivers/pci/pcie/Kconfig
@@ -82,4 +82,4 @@ endchoice
config PCIE_PME
def_bool y
- depends on PCIEPORTBUS && PM_RUNTIME && EXPERIMENTAL && ACPI
+ depends on PCIEPORTBUS && PM_RUNTIME && ACPI
diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c
index 421bbc5..564d97f 100644
--- a/drivers/pci/pcie/aer/aerdrv_core.c
+++ b/drivers/pci/pcie/aer/aerdrv_core.c
@@ -630,6 +630,7 @@ static void aer_recover_work_func(struct work_struct *work)
continue;
}
do_recovery(pdev, entry.severity);
+ pci_dev_put(pdev);
}
}
#endif
diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c
index b52630b..8474b6a 100644
--- a/drivers/pci/pcie/aspm.c
+++ b/drivers/pci/pcie/aspm.c
@@ -771,6 +771,9 @@ void pcie_clear_aspm(struct pci_bus *bus)
{
struct pci_dev *child;
+ if (aspm_force)
+ return;
+
/*
* Clear any ASPM setup that the firmware has carried out on this bus
*/
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index c31aeb0..efaecef 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -181,7 +181,6 @@ config PINCTRL_COH901
config PINCTRL_SAMSUNG
bool
- depends on OF && GPIOLIB
select PINMUX
select PINCONF
diff --git a/drivers/pinctrl/mvebu/pinctrl-dove.c b/drivers/pinctrl/mvebu/pinctrl-dove.c
index 69aba36..428ea96 100644
--- a/drivers/pinctrl/mvebu/pinctrl-dove.c
+++ b/drivers/pinctrl/mvebu/pinctrl-dove.c
@@ -588,7 +588,7 @@ static int dove_pinctrl_probe(struct platform_device *pdev)
{
const struct of_device_id *match =
of_match_device(dove_pinctrl_of_match, &pdev->dev);
- pdev->dev.platform_data = match->data;
+ pdev->dev.platform_data = (void *)match->data;
/*
* General MPP Configuration Register is part of pdma registers.
diff --git a/drivers/pinctrl/mvebu/pinctrl-kirkwood.c b/drivers/pinctrl/mvebu/pinctrl-kirkwood.c
index f12084e..cdd483d 100644
--- a/drivers/pinctrl/mvebu/pinctrl-kirkwood.c
+++ b/drivers/pinctrl/mvebu/pinctrl-kirkwood.c
@@ -66,9 +66,9 @@ static struct mvebu_mpp_mode mv88f6xxx_mpp_modes[] = {
MPP_VAR_FUNCTION(0x5, "sata0", "act", V(0, 1, 1, 1, 1, 0)),
MPP_VAR_FUNCTION(0xb, "lcd", "vsync", V(0, 0, 0, 0, 1, 0))),
MPP_MODE(6,
- MPP_VAR_FUNCTION(0x0, "sysrst", "out", V(1, 1, 1, 1, 1, 1)),
- MPP_VAR_FUNCTION(0x1, "spi", "mosi", V(1, 1, 1, 1, 1, 1)),
- MPP_VAR_FUNCTION(0x2, "ptp", "trig", V(1, 1, 1, 1, 0, 0))),
+ MPP_VAR_FUNCTION(0x1, "sysrst", "out", V(1, 1, 1, 1, 1, 1)),
+ MPP_VAR_FUNCTION(0x2, "spi", "mosi", V(1, 1, 1, 1, 1, 1)),
+ MPP_VAR_FUNCTION(0x3, "ptp", "trig", V(1, 1, 1, 1, 0, 0))),
MPP_MODE(7,
MPP_VAR_FUNCTION(0x0, "gpo", NULL, V(1, 1, 1, 1, 1, 1)),
MPP_VAR_FUNCTION(0x1, "pex", "rsto", V(1, 1, 1, 1, 0, 1)),
@@ -458,7 +458,7 @@ static int kirkwood_pinctrl_probe(struct platform_device *pdev)
{
const struct of_device_id *match =
of_match_device(kirkwood_pinctrl_of_match, &pdev->dev);
- pdev->dev.platform_data = match->data;
+ pdev->dev.platform_data = (void *)match->data;
return mvebu_pinctrl_probe(pdev);
}
diff --git a/drivers/pinctrl/pinctrl-exynos5440.c b/drivers/pinctrl/pinctrl-exynos5440.c
index de05b64..1427299 100644
--- a/drivers/pinctrl/pinctrl-exynos5440.c
+++ b/drivers/pinctrl/pinctrl-exynos5440.c
@@ -599,7 +599,7 @@ static int exynos5440_gpio_direction_output(struct gpio_chip *gc, unsigned offse
}
/* parse the pin numbers listed in the 'samsung,exynos5440-pins' property */
-static int __init exynos5440_pinctrl_parse_dt_pins(struct platform_device *pdev,
+static int exynos5440_pinctrl_parse_dt_pins(struct platform_device *pdev,
struct device_node *cfg_np, unsigned int **pin_list,
unsigned int *npins)
{
@@ -630,7 +630,7 @@ static int __init exynos5440_pinctrl_parse_dt_pins(struct platform_device *pdev,
* Parse the information about all the available pin groups and pin functions
* from device node of the pin-controller.
*/
-static int __init exynos5440_pinctrl_parse_dt(struct platform_device *pdev,
+static int exynos5440_pinctrl_parse_dt(struct platform_device *pdev,
struct exynos5440_pinctrl_priv_data *priv)
{
struct device *dev = &pdev->dev;
@@ -723,7 +723,7 @@ static int __init exynos5440_pinctrl_parse_dt(struct platform_device *pdev,
}
/* register the pinctrl interface with the pinctrl subsystem */
-static int __init exynos5440_pinctrl_register(struct platform_device *pdev,
+static int exynos5440_pinctrl_register(struct platform_device *pdev,
struct exynos5440_pinctrl_priv_data *priv)
{
struct device *dev = &pdev->dev;
@@ -798,7 +798,7 @@ static int __init exynos5440_pinctrl_register(struct platform_device *pdev,
}
/* register the gpiolib interface with the gpiolib subsystem */
-static int __init exynos5440_gpiolib_register(struct platform_device *pdev,
+static int exynos5440_gpiolib_register(struct platform_device *pdev,
struct exynos5440_pinctrl_priv_data *priv)
{
struct gpio_chip *gc;
@@ -831,7 +831,7 @@ static int __init exynos5440_gpiolib_register(struct platform_device *pdev,
}
/* unregister the gpiolib interface with the gpiolib subsystem */
-static int __init exynos5440_gpiolib_unregister(struct platform_device *pdev,
+static int exynos5440_gpiolib_unregister(struct platform_device *pdev,
struct exynos5440_pinctrl_priv_data *priv)
{
int ret = gpiochip_remove(priv->gc);
diff --git a/drivers/pinctrl/pinctrl-mxs.c b/drivers/pinctrl/pinctrl-mxs.c
index dd227d2..23af9f1 100644
--- a/drivers/pinctrl/pinctrl-mxs.c
+++ b/drivers/pinctrl/pinctrl-mxs.c
@@ -146,7 +146,7 @@ free:
static void mxs_dt_free_map(struct pinctrl_dev *pctldev,
struct pinctrl_map *map, unsigned num_maps)
{
- int i;
+ u32 i;
for (i = 0; i < num_maps; i++) {
if (map[i].type == PIN_MAP_TYPE_MUX_GROUP)
@@ -203,7 +203,7 @@ static int mxs_pinctrl_enable(struct pinctrl_dev *pctldev, unsigned selector,
void __iomem *reg;
u8 bank, shift;
u16 pin;
- int i;
+ u32 i;
for (i = 0; i < g->npins; i++) {
bank = PINID_TO_BANK(g->pins[i]);
@@ -256,7 +256,7 @@ static int mxs_pinconf_group_set(struct pinctrl_dev *pctldev,
void __iomem *reg;
u8 ma, vol, pull, bank, shift;
u16 pin;
- int i;
+ u32 i;
ma = CONFIG_TO_MA(config);
vol = CONFIG_TO_VOL(config);
@@ -345,8 +345,7 @@ static int mxs_pinctrl_parse_group(struct platform_device *pdev,
const char *propname = "fsl,pinmux-ids";
char *group;
int length = strlen(np->name) + SUFFIX_LEN;
- int i;
- u32 val;
+ u32 val, i;
group = devm_kzalloc(&pdev->dev, length, GFP_KERNEL);
if (!group)
diff --git a/drivers/pinctrl/pinctrl-nomadik.c b/drivers/pinctrl/pinctrl-nomadik.c
index 1bb16ff..5767b18 100644
--- a/drivers/pinctrl/pinctrl-nomadik.c
+++ b/drivers/pinctrl/pinctrl-nomadik.c
@@ -676,7 +676,7 @@ int nmk_gpio_set_mode(int gpio, int gpio_mode)
}
EXPORT_SYMBOL(nmk_gpio_set_mode);
-static int nmk_prcm_gpiocr_get_mode(struct pinctrl_dev *pctldev, int gpio)
+static int __maybe_unused nmk_prcm_gpiocr_get_mode(struct pinctrl_dev *pctldev, int gpio)
{
int i;
u16 reg;
diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c
index f6a360b..5c32e88 100644
--- a/drivers/pinctrl/pinctrl-single.c
+++ b/drivers/pinctrl/pinctrl-single.c
@@ -30,7 +30,6 @@
#define PCS_MUX_BITS_NAME "pinctrl-single,bits"
#define PCS_REG_NAME_LEN ((sizeof(unsigned long) * 2) + 1)
#define PCS_OFF_DISABLED ~0U
-#define PCS_MAX_GPIO_VALUES 2
/**
* struct pcs_pingroup - pingroups for a function
@@ -78,16 +77,6 @@ struct pcs_function {
};
/**
- * struct pcs_gpio_range - pinctrl gpio range
- * @range: subrange of the GPIO number space
- * @gpio_func: gpio function value in the pinmux register
- */
-struct pcs_gpio_range {
- struct pinctrl_gpio_range range;
- int gpio_func;
-};
-
-/**
* struct pcs_data - wrapper for data needed by pinctrl framework
* @pa: pindesc array
* @cur: index to current element
@@ -414,26 +403,9 @@ static void pcs_disable(struct pinctrl_dev *pctldev, unsigned fselector,
}
static int pcs_request_gpio(struct pinctrl_dev *pctldev,
- struct pinctrl_gpio_range *range, unsigned pin)
+ struct pinctrl_gpio_range *range, unsigned offset)
{
- struct pcs_device *pcs = pinctrl_dev_get_drvdata(pctldev);
- struct pcs_gpio_range *gpio = NULL;
- int end, mux_bytes;
- unsigned data;
-
- gpio = container_of(range, struct pcs_gpio_range, range);
- end = range->pin_base + range->npins - 1;
- if (pin < range->pin_base || pin > end) {
- dev_err(pctldev->dev,
- "pin %d isn't in the range of %d to %d\n",
- pin, range->pin_base, end);
- return -EINVAL;
- }
- mux_bytes = pcs->width / BITS_PER_BYTE;
- data = pcs->read(pcs->base + pin * mux_bytes) & ~pcs->fmask;
- data |= gpio->gpio_func;
- pcs->write(data, pcs->base + pin * mux_bytes);
- return 0;
+ return -ENOTSUPP;
}
static struct pinmux_ops pcs_pinmux_ops = {
@@ -907,49 +879,6 @@ static void pcs_free_resources(struct pcs_device *pcs)
static struct of_device_id pcs_of_match[];
-static int pcs_add_gpio_range(struct device_node *node, struct pcs_device *pcs)
-{
- struct pcs_gpio_range *gpio;
- struct device_node *child;
- struct resource r;
- const char name[] = "pinctrl-single";
- u32 gpiores[PCS_MAX_GPIO_VALUES];
- int ret, i = 0, mux_bytes = 0;
-
- for_each_child_of_node(node, child) {
- ret = of_address_to_resource(child, 0, &r);
- if (ret < 0)
- continue;
- memset(gpiores, 0, sizeof(u32) * PCS_MAX_GPIO_VALUES);
- ret = of_property_read_u32_array(child, "pinctrl-single,gpio",
- gpiores, PCS_MAX_GPIO_VALUES);
- if (ret < 0)
- continue;
- gpio = devm_kzalloc(pcs->dev, sizeof(*gpio), GFP_KERNEL);
- if (!gpio) {
- dev_err(pcs->dev, "failed to allocate pcs gpio\n");
- return -ENOMEM;
- }
- gpio->range.name = devm_kzalloc(pcs->dev, sizeof(name),
- GFP_KERNEL);
- if (!gpio->range.name) {
- dev_err(pcs->dev, "failed to allocate range name\n");
- return -ENOMEM;
- }
- memcpy((char *)gpio->range.name, name, sizeof(name));
-
- gpio->range.id = i++;
- gpio->range.base = gpiores[0];
- gpio->gpio_func = gpiores[1];
- mux_bytes = pcs->width / BITS_PER_BYTE;
- gpio->range.pin_base = (r.start - pcs->res->start) / mux_bytes;
- gpio->range.npins = (r.end - r.start) / mux_bytes + 1;
-
- pinctrl_add_gpio_range(pcs->pctl, &gpio->range);
- }
- return 0;
-}
-
static int pcs_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
@@ -1046,10 +975,6 @@ static int pcs_probe(struct platform_device *pdev)
goto free;
}
- ret = pcs_add_gpio_range(np, pcs);
- if (ret < 0)
- goto free;
-
dev_info(pcs->dev, "%i pins at pa %p size %u\n",
pcs->desc.npins, pcs->base, pcs->size);
diff --git a/drivers/platform/x86/ibm_rtl.c b/drivers/platform/x86/ibm_rtl.c
index 7481146..97c2be1 100644
--- a/drivers/platform/x86/ibm_rtl.c
+++ b/drivers/platform/x86/ibm_rtl.c
@@ -244,7 +244,7 @@ static int __init ibm_rtl_init(void) {
if (force)
pr_warn("module loaded by force\n");
/* first ensure that we are running on IBM HW */
- else if (efi_enabled || !dmi_check_system(ibm_rtl_dmi_table))
+ else if (efi_enabled(EFI_BOOT) || !dmi_check_system(ibm_rtl_dmi_table))
return -ENODEV;
/* Get the address for the Extended BIOS Data Area */
diff --git a/drivers/platform/x86/samsung-laptop.c b/drivers/platform/x86/samsung-laptop.c
index 71623a2..d1f03005 100644
--- a/drivers/platform/x86/samsung-laptop.c
+++ b/drivers/platform/x86/samsung-laptop.c
@@ -26,6 +26,7 @@
#include <linux/seq_file.h>
#include <linux/debugfs.h>
#include <linux/ctype.h>
+#include <linux/efi.h>
#include <acpi/video.h>
/*
@@ -1544,6 +1545,9 @@ static int __init samsung_init(void)
struct samsung_laptop *samsung;
int ret;
+ if (efi_enabled(EFI_BOOT))
+ return -ENODEV;
+
quirks = &samsung_unknown;
if (!force && !dmi_check_system(samsung_dmi_table))
return -ENODEV;
diff --git a/drivers/regulator/dbx500-prcmu.c b/drivers/regulator/dbx500-prcmu.c
index 261f3d2..89bd2fa 100644
--- a/drivers/regulator/dbx500-prcmu.c
+++ b/drivers/regulator/dbx500-prcmu.c
@@ -14,6 +14,7 @@
#include <linux/debugfs.h>
#include <linux/seq_file.h>
#include <linux/slab.h>
+#include <linux/module.h>
#include "dbx500-prcmu.h"
diff --git a/drivers/regulator/tps80031-regulator.c b/drivers/regulator/tps80031-regulator.c
index b15d711..9019d0e 100644
--- a/drivers/regulator/tps80031-regulator.c
+++ b/drivers/regulator/tps80031-regulator.c
@@ -728,7 +728,7 @@ static int tps80031_regulator_probe(struct platform_device *pdev)
}
}
rdev = regulator_register(&ri->rinfo->desc, &config);
- if (IS_ERR_OR_NULL(rdev)) {
+ if (IS_ERR(rdev)) {
dev_err(&pdev->dev,
"register regulator failed %s\n",
ri->rinfo->desc.name);
diff --git a/drivers/scsi/isci/init.c b/drivers/scsi/isci/init.c
index d73fdcf..2839baa 100644
--- a/drivers/scsi/isci/init.c
+++ b/drivers/scsi/isci/init.c
@@ -633,7 +633,7 @@ static int isci_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
return -ENOMEM;
pci_set_drvdata(pdev, pci_info);
- if (efi_enabled)
+ if (efi_enabled(EFI_RUNTIME_SERVICES))
orom = isci_get_efi_var(pdev);
if (!orom)
diff --git a/drivers/staging/iio/adc/mxs-lradc.c b/drivers/staging/iio/adc/mxs-lradc.c
index fb31b45..c5ceb9d 100644
--- a/drivers/staging/iio/adc/mxs-lradc.c
+++ b/drivers/staging/iio/adc/mxs-lradc.c
@@ -239,7 +239,7 @@ static irqreturn_t mxs_lradc_trigger_handler(int irq, void *p)
struct mxs_lradc *lradc = iio_priv(iio);
const uint32_t chan_value = LRADC_CH_ACCUMULATE |
((LRADC_DELAY_TIMER_LOOP - 1) << LRADC_CH_NUM_SAMPLES_OFFSET);
- int i, j = 0;
+ unsigned int i, j = 0;
for_each_set_bit(i, iio->active_scan_mask, iio->masklength) {
lradc->buffer[j] = readl(lradc->base + LRADC_CH(j));
diff --git a/drivers/staging/iio/gyro/adis16080_core.c b/drivers/staging/iio/gyro/adis16080_core.c
index 3525a68..41d7350 100644
--- a/drivers/staging/iio/gyro/adis16080_core.c
+++ b/drivers/staging/iio/gyro/adis16080_core.c
@@ -69,7 +69,7 @@ static int adis16080_spi_read(struct iio_dev *indio_dev,
ret = spi_read(st->us, st->buf, 2);
if (ret == 0)
- *val = ((st->buf[0] & 0xF) << 8) | st->buf[1];
+ *val = sign_extend32(((st->buf[0] & 0xF) << 8) | st->buf[1], 11);
mutex_unlock(&st->buf_lock);
return ret;
diff --git a/drivers/staging/sb105x/sb_pci_mp.c b/drivers/staging/sb105x/sb_pci_mp.c
index 131afd0c..9464f38 100644
--- a/drivers/staging/sb105x/sb_pci_mp.c
+++ b/drivers/staging/sb105x/sb_pci_mp.c
@@ -3054,7 +3054,7 @@ static int init_mp_dev(struct pci_dev *pcidev, mppcibrd_t brd)
sbdev->nr_ports = ((portnum_hex/16)*10) + (portnum_hex % 16);
}
break;
-#ifdef CONFIG_PARPORT
+#ifdef CONFIG_PARPORT_PC
case PCI_DEVICE_ID_MP2S1P :
sbdev->nr_ports = 2;
diff --git a/drivers/staging/vt6656/bssdb.h b/drivers/staging/vt6656/bssdb.h
index 6b2ec39..806cbf7 100644
--- a/drivers/staging/vt6656/bssdb.h
+++ b/drivers/staging/vt6656/bssdb.h
@@ -90,7 +90,6 @@ typedef struct tagSRSNCapObject {
} SRSNCapObject, *PSRSNCapObject;
// BSS info(AP)
-#pragma pack(1)
typedef struct tagKnownBSS {
// BSS info
BOOL bActive;
diff --git a/drivers/staging/vt6656/int.h b/drivers/staging/vt6656/int.h
index 5d8faf9..e0d2b07 100644
--- a/drivers/staging/vt6656/int.h
+++ b/drivers/staging/vt6656/int.h
@@ -34,7 +34,6 @@
#include "device.h"
/*--------------------- Export Definitions -------------------------*/
-#pragma pack(1)
typedef struct tagSINTData {
BYTE byTSR0;
BYTE byPkt0;
diff --git a/drivers/staging/vt6656/iocmd.h b/drivers/staging/vt6656/iocmd.h
index 22710ce..ae6e2d2 100644
--- a/drivers/staging/vt6656/iocmd.h
+++ b/drivers/staging/vt6656/iocmd.h
@@ -95,13 +95,12 @@ typedef enum tagWZONETYPE {
// Ioctl interface structure
// Command structure
//
-#pragma pack(1)
typedef struct tagSCmdRequest {
u8 name[16];
void *data;
u16 wResult;
u16 wCmdCode;
-} SCmdRequest, *PSCmdRequest;
+} __packed SCmdRequest, *PSCmdRequest;
//
// Scan
@@ -111,7 +110,7 @@ typedef struct tagSCmdScan {
u8 ssid[SSID_MAXLEN + 2];
-} SCmdScan, *PSCmdScan;
+} __packed SCmdScan, *PSCmdScan;
//
// BSS Join
@@ -126,7 +125,7 @@ typedef struct tagSCmdBSSJoin {
BOOL bPSEnable;
BOOL bShareKeyAuth;
-} SCmdBSSJoin, *PSCmdBSSJoin;
+} __packed SCmdBSSJoin, *PSCmdBSSJoin;
//
// Zonetype Setting
@@ -137,7 +136,7 @@ typedef struct tagSCmdZoneTypeSet {
BOOL bWrite;
WZONETYPE ZoneType;
-} SCmdZoneTypeSet, *PSCmdZoneTypeSet;
+} __packed SCmdZoneTypeSet, *PSCmdZoneTypeSet;
typedef struct tagSWPAResult {
char ifname[100];
@@ -145,7 +144,7 @@ typedef struct tagSWPAResult {
u8 key_mgmt;
u8 eap_type;
BOOL authenticated;
-} SWPAResult, *PSWPAResult;
+} __packed SWPAResult, *PSWPAResult;
typedef struct tagSCmdStartAP {
@@ -157,7 +156,7 @@ typedef struct tagSCmdStartAP {
BOOL bShareKeyAuth;
u8 byBasicRate;
-} SCmdStartAP, *PSCmdStartAP;
+} __packed SCmdStartAP, *PSCmdStartAP;
typedef struct tagSCmdSetWEP {
@@ -167,7 +166,7 @@ typedef struct tagSCmdSetWEP {
BOOL bWepKeyAvailable[WEP_NKEYS];
u32 auWepKeyLength[WEP_NKEYS];
-} SCmdSetWEP, *PSCmdSetWEP;
+} __packed SCmdSetWEP, *PSCmdSetWEP;
typedef struct tagSBSSIDItem {
@@ -180,14 +179,14 @@ typedef struct tagSBSSIDItem {
BOOL bWEPOn;
u32 uRSSI;
-} SBSSIDItem;
+} __packed SBSSIDItem;
typedef struct tagSBSSIDList {
u32 uItem;
SBSSIDItem sBSSIDList[0];
-} SBSSIDList, *PSBSSIDList;
+} __packed SBSSIDList, *PSBSSIDList;
typedef struct tagSNodeItem {
@@ -208,7 +207,7 @@ typedef struct tagSNodeItem {
u32 uTxAttempts;
u16 wFailureRatio;
-} SNodeItem;
+} __packed SNodeItem;
typedef struct tagSNodeList {
@@ -216,7 +215,7 @@ typedef struct tagSNodeList {
u32 uItem;
SNodeItem sNodeList[0];
-} SNodeList, *PSNodeList;
+} __packed SNodeList, *PSNodeList;
typedef struct tagSCmdLinkStatus {
@@ -229,7 +228,7 @@ typedef struct tagSCmdLinkStatus {
u32 uChannel;
u32 uLinkRate;
-} SCmdLinkStatus, *PSCmdLinkStatus;
+} __packed SCmdLinkStatus, *PSCmdLinkStatus;
//
// 802.11 counter
@@ -247,7 +246,7 @@ typedef struct tagSDot11MIBCount {
u32 ReceivedFragmentCount;
u32 MulticastReceivedFrameCount;
u32 FCSErrorCount;
-} SDot11MIBCount, *PSDot11MIBCount;
+} __packed SDot11MIBCount, *PSDot11MIBCount;
@@ -355,13 +354,13 @@ typedef struct tagSStatMIBCount {
u32 ullTxBroadcastBytes[2];
u32 ullTxMulticastBytes[2];
u32 ullTxDirectedBytes[2];
-} SStatMIBCount, *PSStatMIBCount;
+} __packed SStatMIBCount, *PSStatMIBCount;
typedef struct tagSCmdValue {
u32 dwValue;
-} SCmdValue, *PSCmdValue;
+} __packed SCmdValue, *PSCmdValue;
//
// hostapd & viawget ioctl related
@@ -431,7 +430,7 @@ struct viawget_hostapd_param {
u8 ssid[32];
} scan_req;
} u;
-};
+} __packed;
/*--------------------- Export Classes ----------------------------*/
diff --git a/drivers/staging/vt6656/iowpa.h b/drivers/staging/vt6656/iowpa.h
index 959c886..2522dde 100644
--- a/drivers/staging/vt6656/iowpa.h
+++ b/drivers/staging/vt6656/iowpa.h
@@ -67,12 +67,11 @@ enum {
-#pragma pack(1)
typedef struct viawget_wpa_header {
u8 type;
u16 req_ie_len;
u16 resp_ie_len;
-} viawget_wpa_header;
+} __packed viawget_wpa_header;
struct viawget_wpa_param {
u32 cmd;
@@ -113,9 +112,8 @@ struct viawget_wpa_param {
u8 *buf;
} scan_results;
} u;
-};
+} __packed;
-#pragma pack(1)
struct viawget_scan_result {
u8 bssid[6];
u8 ssid[32];
@@ -130,7 +128,7 @@ struct viawget_scan_result {
int noise;
int level;
int maxrate;
-};
+} __packed;
/*--------------------- Export Classes ----------------------------*/
diff --git a/drivers/staging/wlan-ng/prism2mgmt.c b/drivers/staging/wlan-ng/prism2mgmt.c
index 4efa9bc..89bfd85 100644
--- a/drivers/staging/wlan-ng/prism2mgmt.c
+++ b/drivers/staging/wlan-ng/prism2mgmt.c
@@ -406,7 +406,7 @@ int prism2mgmt_scan_results(wlandevice_t *wlandev, void *msgp)
/* SSID */
req->ssid.status = P80211ENUM_msgitem_status_data_ok;
req->ssid.data.len = le16_to_cpu(item->ssid.len);
- req->ssid.data.len = min_t(u16, req->ssid.data.len, WLAN_BSSID_LEN);
+ req->ssid.data.len = min_t(u16, req->ssid.data.len, WLAN_SSID_MAXLEN);
memcpy(req->ssid.data.data, item->ssid.data, req->ssid.data.len);
/* supported rates */
diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c
index be6a373..79ff3a5 100644
--- a/drivers/tty/pty.c
+++ b/drivers/tty/pty.c
@@ -441,6 +441,8 @@ static int pty_bsd_ioctl(struct tty_struct *tty,
return pty_get_pktmode(tty, (int __user *)arg);
case TIOCSIG: /* Send signal to other side of pty */
return pty_signal(tty, (int) arg);
+ case TIOCGPTN: /* TTY returns ENOTTY, but glibc expects EINVAL here */
+ return -EINVAL;
}
return -ENOIOCTLCMD;
}
diff --git a/drivers/tty/serial/8250/8250.c b/drivers/tty/serial/8250/8250.c
index d085e3a..f932043 100644
--- a/drivers/tty/serial/8250/8250.c
+++ b/drivers/tty/serial/8250/8250.c
@@ -300,6 +300,12 @@ static const struct serial8250_config uart_config[] = {
UART_FCR_R_TRIG_00 | UART_FCR_T_TRIG_00,
.flags = UART_CAP_FIFO,
},
+ [PORT_BRCM_TRUMANAGE] = {
+ .name = "TruManage",
+ .fifo_size = 1,
+ .tx_loadsz = 1024,
+ .flags = UART_CAP_HFIFO,
+ },
[PORT_8250_CIR] = {
.name = "CIR port"
}
@@ -1490,6 +1496,11 @@ void serial8250_tx_chars(struct uart_8250_port *up)
port->icount.tx++;
if (uart_circ_empty(xmit))
break;
+ if (up->capabilities & UART_CAP_HFIFO) {
+ if ((serial_port_in(port, UART_LSR) & BOTH_EMPTY) !=
+ BOTH_EMPTY)
+ break;
+ }
} while (--count > 0);
if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
diff --git a/drivers/tty/serial/8250/8250.h b/drivers/tty/serial/8250/8250.h
index 3b4ea84..12caa12 100644
--- a/drivers/tty/serial/8250/8250.h
+++ b/drivers/tty/serial/8250/8250.h
@@ -40,6 +40,7 @@ struct serial8250_config {
#define UART_CAP_AFE (1 << 11) /* MCR-based hw flow control */
#define UART_CAP_UUE (1 << 12) /* UART needs IER bit 6 set (Xscale) */
#define UART_CAP_RTOIE (1 << 13) /* UART needs IER bit 4 set (Xscale, Tegra) */
+#define UART_CAP_HFIFO (1 << 14) /* UART has a "hidden" FIFO */
#define UART_BUG_QUOT (1 << 0) /* UART has buggy quot LSB */
#define UART_BUG_TXEN (1 << 1) /* UART has buggy TX IIR status */
diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c
index 1d0dba2..096d2ef 100644
--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -79,7 +79,7 @@ static int dw8250_handle_irq(struct uart_port *p)
} else if ((iir & UART_IIR_BUSY) == UART_IIR_BUSY) {
/* Clear the USR and write the LCR again. */
(void)p->serial_in(p, UART_USR);
- p->serial_out(p, d->last_lcr, UART_LCR);
+ p->serial_out(p, UART_LCR, d->last_lcr);
return 1;
}
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index 26b9dc0..a27a98e 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -1085,6 +1085,18 @@ pci_omegapci_setup(struct serial_private *priv,
return setup_port(priv, port, 2, idx * 8, 0);
}
+static int
+pci_brcm_trumanage_setup(struct serial_private *priv,
+ const struct pciserial_board *board,
+ struct uart_8250_port *port, int idx)
+{
+ int ret = pci_default_setup(priv, board, port, idx);
+
+ port->port.type = PORT_BRCM_TRUMANAGE;
+ port->port.flags = (port->port.flags | UPF_FIXED_PORT | UPF_FIXED_TYPE);
+ return ret;
+}
+
static int skip_tx_en_setup(struct serial_private *priv,
const struct pciserial_board *board,
struct uart_8250_port *port, int idx)
@@ -1301,9 +1313,10 @@ pci_wch_ch353_setup(struct serial_private *priv,
#define PCI_VENDOR_ID_AGESTAR 0x5372
#define PCI_DEVICE_ID_AGESTAR_9375 0x6872
#define PCI_VENDOR_ID_ASIX 0x9710
-#define PCI_DEVICE_ID_COMMTECH_4222PCIE 0x0019
#define PCI_DEVICE_ID_COMMTECH_4224PCIE 0x0020
#define PCI_DEVICE_ID_COMMTECH_4228PCIE 0x0021
+#define PCI_DEVICE_ID_COMMTECH_4222PCIE 0x0022
+#define PCI_DEVICE_ID_BROADCOM_TRUMANAGE 0x160a
/* Unknown vendors/cards - this should not be in linux/pci_ids.h */
@@ -1954,6 +1967,17 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
.setup = pci_xr17v35x_setup,
},
/*
+ * Broadcom TruManage (NetXtreme)
+ */
+ {
+ .vendor = PCI_VENDOR_ID_BROADCOM,
+ .device = PCI_DEVICE_ID_BROADCOM_TRUMANAGE,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .setup = pci_brcm_trumanage_setup,
+ },
+
+ /*
* Default "match everything" terminator entry
*/
{
@@ -2148,6 +2172,7 @@ enum pci_board_num_t {
pbn_ce4100_1_115200,
pbn_omegapci,
pbn_NETMOS9900_2s_115200,
+ pbn_brcm_trumanage,
};
/*
@@ -2246,7 +2271,7 @@ static struct pciserial_board pci_boards[] = {
[pbn_b0_8_1152000_200] = {
.flags = FL_BASE0,
- .num_ports = 2,
+ .num_ports = 8,
.base_baud = 1152000,
.uart_offset = 0x200,
},
@@ -2892,6 +2917,12 @@ static struct pciserial_board pci_boards[] = {
.num_ports = 2,
.base_baud = 115200,
},
+ [pbn_brcm_trumanage] = {
+ .flags = FL_BASE0,
+ .num_ports = 1,
+ .reg_shift = 2,
+ .base_baud = 115200,
+ },
};
static const struct pci_device_id blacklist[] = {
@@ -4471,6 +4502,13 @@ static struct pci_device_id serial_pci_tbl[] = {
pbn_omegapci },
/*
+ * Broadcom TruManage
+ */
+ { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_BROADCOM_TRUMANAGE,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+ pbn_brcm_trumanage },
+
+ /*
* AgeStar as-prs2-009
*/
{ PCI_VENDOR_ID_AGESTAR, PCI_DEVICE_ID_AGESTAR_9375,
diff --git a/drivers/tty/serial/ifx6x60.c b/drivers/tty/serial/ifx6x60.c
index 675d94a..8cb6d8d 100644
--- a/drivers/tty/serial/ifx6x60.c
+++ b/drivers/tty/serial/ifx6x60.c
@@ -637,6 +637,7 @@ static void ifx_port_shutdown(struct tty_port *port)
clear_bit(IFX_SPI_STATE_IO_AVAILABLE, &ifx_dev->flags);
mrdy_set_low(ifx_dev);
+ del_timer(&ifx_dev->spi_timer);
clear_bit(IFX_SPI_STATE_TIMER_PENDING, &ifx_dev->flags);
tasklet_kill(&ifx_dev->io_work_tasklet);
}
@@ -810,7 +811,8 @@ static void ifx_spi_io(unsigned long data)
ifx_dev->spi_xfer.cs_change = 0;
ifx_dev->spi_xfer.speed_hz = ifx_dev->spi_dev->max_speed_hz;
/* ifx_dev->spi_xfer.speed_hz = 390625; */
- ifx_dev->spi_xfer.bits_per_word = spi_bpw;
+ ifx_dev->spi_xfer.bits_per_word =
+ ifx_dev->spi_dev->bits_per_word;
ifx_dev->spi_xfer.tx_buf = ifx_dev->tx_buffer;
ifx_dev->spi_xfer.rx_buf = ifx_dev->rx_buffer;
diff --git a/drivers/tty/serial/mxs-auart.c b/drivers/tty/serial/mxs-auart.c
index 6db23b0..e55615e 100644
--- a/drivers/tty/serial/mxs-auart.c
+++ b/drivers/tty/serial/mxs-auart.c
@@ -253,7 +253,7 @@ static void mxs_auart_tx_chars(struct mxs_auart_port *s)
struct circ_buf *xmit = &s->port.state->xmit;
if (auart_dma_enabled(s)) {
- int i = 0;
+ u32 i = 0;
int size;
void *buffer = s->tx_dma_buf;
@@ -412,10 +412,12 @@ static void mxs_auart_set_mctrl(struct uart_port *u, unsigned mctrl)
u32 ctrl = readl(u->membase + AUART_CTRL2);
- ctrl &= ~AUART_CTRL2_RTSEN;
+ ctrl &= ~(AUART_CTRL2_RTSEN | AUART_CTRL2_RTS);
if (mctrl & TIOCM_RTS) {
if (tty_port_cts_enabled(&u->state->port))
ctrl |= AUART_CTRL2_RTSEN;
+ else
+ ctrl |= AUART_CTRL2_RTS;
}
s->ctrl = mctrl;
diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c
index 12e5249..e514b3a 100644
--- a/drivers/tty/serial/samsung.c
+++ b/drivers/tty/serial/samsung.c
@@ -1006,7 +1006,6 @@ static void s3c24xx_serial_resetport(struct uart_port *port,
ucon &= ucon_mask;
wr_regl(port, S3C2410_UCON, ucon | cfg->ucon);
- wr_regl(port, S3C2410_ULCON, cfg->ulcon);
/* reset both fifos */
wr_regl(port, S3C2410_UFCON, cfg->ufcon | S3C2410_UFCON_RESETBOTH);
diff --git a/drivers/tty/serial/vt8500_serial.c b/drivers/tty/serial/vt8500_serial.c
index 8fd1814..d5ed9f6 100644
--- a/drivers/tty/serial/vt8500_serial.c
+++ b/drivers/tty/serial/vt8500_serial.c
@@ -604,7 +604,7 @@ static int vt8500_serial_probe(struct platform_device *pdev)
vt8500_port->uart.flags = UPF_IOREMAP | UPF_BOOT_AUTOCONF;
vt8500_port->clk = of_clk_get(pdev->dev.of_node, 0);
- if (vt8500_port->clk) {
+ if (!IS_ERR(vt8500_port->clk)) {
vt8500_port->uart.uartclk = clk_get_rate(vt8500_port->clk);
} else {
/* use the default of 24Mhz if not specified and warn */
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 2e43b33..2fdd767 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -1605,6 +1605,7 @@ static int dwc3_gadget_init_endpoints(struct dwc3 *dwc)
if (epnum == 0 || epnum == 1) {
dep->endpoint.maxpacket = 512;
+ dep->endpoint.maxburst = 1;
dep->endpoint.ops = &dwc3_gadget_ep0_ops;
if (!epnum)
dwc->gadget.ep0 = &dep->endpoint;
diff --git a/drivers/usb/gadget/f_fs.c b/drivers/usb/gadget/f_fs.c
index 4a6961c..8c2f251 100644
--- a/drivers/usb/gadget/f_fs.c
+++ b/drivers/usb/gadget/f_fs.c
@@ -1153,15 +1153,15 @@ static int ffs_fs_parse_opts(struct ffs_sb_fill_data *data, char *opts)
pr_err("%s: unmapped value: %lu\n", opts, value);
return -EINVAL;
}
- }
- else if (!memcmp(opts, "gid", 3))
+ } else if (!memcmp(opts, "gid", 3)) {
data->perms.gid = make_kgid(current_user_ns(), value);
if (!gid_valid(data->perms.gid)) {
pr_err("%s: unmapped value: %lu\n", opts, value);
return -EINVAL;
}
- else
+ } else {
goto invalid;
+ }
break;
default:
diff --git a/drivers/usb/gadget/fsl_mxc_udc.c b/drivers/usb/gadget/fsl_mxc_udc.c
index 1b0f086..d3bd7b0 100644
--- a/drivers/usb/gadget/fsl_mxc_udc.c
+++ b/drivers/usb/gadget/fsl_mxc_udc.c
@@ -18,14 +18,13 @@
#include <linux/platform_device.h>
#include <linux/io.h>
-#include <mach/hardware.h>
-
static struct clk *mxc_ahb_clk;
static struct clk *mxc_per_clk;
static struct clk *mxc_ipg_clk;
/* workaround ENGcm09152 for i.MX35 */
-#define USBPHYCTRL_OTGBASE_OFFSET 0x608
+#define MX35_USBPHYCTRL_OFFSET 0x600
+#define USBPHYCTRL_OTGBASE_OFFSET 0x8
#define USBPHYCTRL_EVDO (1 << 23)
int fsl_udc_clk_init(struct platform_device *pdev)
@@ -59,7 +58,7 @@ int fsl_udc_clk_init(struct platform_device *pdev)
clk_prepare_enable(mxc_per_clk);
/* make sure USB_CLK is running at 60 MHz +/- 1000 Hz */
- if (!cpu_is_mx51()) {
+ if (!strcmp(pdev->id_entry->name, "imx-udc-mx27")) {
freq = clk_get_rate(mxc_per_clk);
if (pdata->phy_mode != FSL_USB2_PHY_ULPI &&
(freq < 59999000 || freq > 60001000)) {
@@ -79,27 +78,40 @@ eclkrate:
return ret;
}
-void fsl_udc_clk_finalize(struct platform_device *pdev)
+int fsl_udc_clk_finalize(struct platform_device *pdev)
{
struct fsl_usb2_platform_data *pdata = pdev->dev.platform_data;
- if (cpu_is_mx35()) {
- unsigned int v;
+ int ret = 0;
- /* workaround ENGcm09152 for i.MX35 */
- if (pdata->workaround & FLS_USB2_WORKAROUND_ENGCM09152) {
- v = readl(MX35_IO_ADDRESS(MX35_USB_BASE_ADDR +
- USBPHYCTRL_OTGBASE_OFFSET));
- writel(v | USBPHYCTRL_EVDO,
- MX35_IO_ADDRESS(MX35_USB_BASE_ADDR +
- USBPHYCTRL_OTGBASE_OFFSET));
+ /* workaround ENGcm09152 for i.MX35 */
+ if (pdata->workaround & FLS_USB2_WORKAROUND_ENGCM09152) {
+ unsigned int v;
+ struct resource *res = platform_get_resource
+ (pdev, IORESOURCE_MEM, 0);
+ void __iomem *phy_regs = ioremap(res->start +
+ MX35_USBPHYCTRL_OFFSET, 512);
+ if (!phy_regs) {
+ dev_err(&pdev->dev, "ioremap for phy address fails\n");
+ ret = -EINVAL;
+ goto ioremap_err;
}
+
+ v = readl(phy_regs + USBPHYCTRL_OTGBASE_OFFSET);
+ writel(v | USBPHYCTRL_EVDO,
+ phy_regs + USBPHYCTRL_OTGBASE_OFFSET);
+
+ iounmap(phy_regs);
}
+
+ioremap_err:
/* ULPI transceivers don't need usbpll */
if (pdata->phy_mode == FSL_USB2_PHY_ULPI) {
clk_disable_unprepare(mxc_per_clk);
mxc_per_clk = NULL;
}
+
+ return ret;
}
void fsl_udc_clk_release(void)
diff --git a/drivers/usb/gadget/fsl_udc_core.c b/drivers/usb/gadget/fsl_udc_core.c
index c19f7f1..667275c 100644
--- a/drivers/usb/gadget/fsl_udc_core.c
+++ b/drivers/usb/gadget/fsl_udc_core.c
@@ -41,6 +41,7 @@
#include <linux/fsl_devices.h>
#include <linux/dmapool.h>
#include <linux/delay.h>
+#include <linux/of_device.h>
#include <asm/byteorder.h>
#include <asm/io.h>
@@ -2438,11 +2439,6 @@ static int __init fsl_udc_probe(struct platform_device *pdev)
unsigned int i;
u32 dccparams;
- if (strcmp(pdev->name, driver_name)) {
- VDBG("Wrong device");
- return -ENODEV;
- }
-
udc_controller = kzalloc(sizeof(struct fsl_udc), GFP_KERNEL);
if (udc_controller == NULL) {
ERR("malloc udc failed\n");
@@ -2547,7 +2543,9 @@ static int __init fsl_udc_probe(struct platform_device *pdev)
dr_controller_setup(udc_controller);
}
- fsl_udc_clk_finalize(pdev);
+ ret = fsl_udc_clk_finalize(pdev);
+ if (ret)
+ goto err_free_irq;
/* Setup gadget structure */
udc_controller->gadget.ops = &fsl_gadget_ops;
@@ -2756,22 +2754,32 @@ static int fsl_udc_otg_resume(struct device *dev)
return fsl_udc_resume(NULL);
}
-
/*-------------------------------------------------------------------------
Register entry point for the peripheral controller driver
--------------------------------------------------------------------------*/
-
+static const struct platform_device_id fsl_udc_devtype[] = {
+ {
+ .name = "imx-udc-mx27",
+ }, {
+ .name = "imx-udc-mx51",
+ }, {
+ /* sentinel */
+ }
+};
+MODULE_DEVICE_TABLE(platform, fsl_udc_devtype);
static struct platform_driver udc_driver = {
- .remove = __exit_p(fsl_udc_remove),
+ .remove = __exit_p(fsl_udc_remove),
+ /* Just for FSL i.mx SoC currently */
+ .id_table = fsl_udc_devtype,
/* these suspend and resume are not usb suspend and resume */
- .suspend = fsl_udc_suspend,
- .resume = fsl_udc_resume,
- .driver = {
- .name = (char *)driver_name,
- .owner = THIS_MODULE,
- /* udc suspend/resume called from OTG driver */
- .suspend = fsl_udc_otg_suspend,
- .resume = fsl_udc_otg_resume,
+ .suspend = fsl_udc_suspend,
+ .resume = fsl_udc_resume,
+ .driver = {
+ .name = (char *)driver_name,
+ .owner = THIS_MODULE,
+ /* udc suspend/resume called from OTG driver */
+ .suspend = fsl_udc_otg_suspend,
+ .resume = fsl_udc_otg_resume,
},
};
diff --git a/drivers/usb/gadget/fsl_usb2_udc.h b/drivers/usb/gadget/fsl_usb2_udc.h
index f61a967..c6703bb 100644
--- a/drivers/usb/gadget/fsl_usb2_udc.h
+++ b/drivers/usb/gadget/fsl_usb2_udc.h
@@ -592,15 +592,16 @@ static inline struct ep_queue_head *get_qh_by_ep(struct fsl_ep *ep)
struct platform_device;
#ifdef CONFIG_ARCH_MXC
int fsl_udc_clk_init(struct platform_device *pdev);
-void fsl_udc_clk_finalize(struct platform_device *pdev);
+int fsl_udc_clk_finalize(struct platform_device *pdev);
void fsl_udc_clk_release(void);
#else
static inline int fsl_udc_clk_init(struct platform_device *pdev)
{
return 0;
}
-static inline void fsl_udc_clk_finalize(struct platform_device *pdev)
+static inline int fsl_udc_clk_finalize(struct platform_device *pdev)
{
+ return 0;
}
static inline void fsl_udc_clk_release(void)
{
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index d6bb128..3a21c5d 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -148,7 +148,7 @@ config USB_EHCI_FSL
Variation of ARC USB block used in some Freescale chips.
config USB_EHCI_MXC
- bool "Support for Freescale i.MX on-chip EHCI USB controller"
+ tristate "Support for Freescale i.MX on-chip EHCI USB controller"
depends on USB_EHCI_HCD && ARCH_MXC
select USB_EHCI_ROOT_HUB_TT
---help---
diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile
index 1eb4c30..001fbff 100644
--- a/drivers/usb/host/Makefile
+++ b/drivers/usb/host/Makefile
@@ -26,6 +26,7 @@ obj-$(CONFIG_PCI) += pci-quirks.o
obj-$(CONFIG_USB_EHCI_HCD) += ehci-hcd.o
obj-$(CONFIG_USB_EHCI_PCI) += ehci-pci.o
obj-$(CONFIG_USB_EHCI_HCD_PLATFORM) += ehci-platform.o
+obj-$(CONFIG_USB_EHCI_MXC) += ehci-mxc.o
obj-$(CONFIG_USB_OXU210HP_HCD) += oxu210hp-hcd.o
obj-$(CONFIG_USB_ISP116X_HCD) += isp116x-hcd.o
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index c97503b..09537b2 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -74,10 +74,6 @@ static const char hcd_name [] = "ehci_hcd";
#undef VERBOSE_DEBUG
#undef EHCI_URB_TRACE
-#ifdef DEBUG
-#define EHCI_STATS
-#endif
-
/* magic numbers that can affect system performance */
#define EHCI_TUNE_CERR 3 /* 0-3 qtd retries; 0 == don't stop */
#define EHCI_TUNE_RL_HS 4 /* nak throttle; see 4.9 */
@@ -1250,11 +1246,6 @@ MODULE_LICENSE ("GPL");
#define PLATFORM_DRIVER ehci_fsl_driver
#endif
-#ifdef CONFIG_USB_EHCI_MXC
-#include "ehci-mxc.c"
-#define PLATFORM_DRIVER ehci_mxc_driver
-#endif
-
#ifdef CONFIG_USB_EHCI_SH
#include "ehci-sh.c"
#define PLATFORM_DRIVER ehci_hcd_sh_driver
@@ -1352,7 +1343,8 @@ MODULE_LICENSE ("GPL");
#if !IS_ENABLED(CONFIG_USB_EHCI_PCI) && \
!IS_ENABLED(CONFIG_USB_EHCI_HCD_PLATFORM) && \
- !defined(CONFIG_USB_CHIPIDEA_HOST) && \
+ !IS_ENABLED(CONFIG_USB_CHIPIDEA_HOST) && \
+ !IS_ENABLED(CONFIG_USB_EHCI_MXC) && \
!defined(PLATFORM_DRIVER) && \
!defined(PS3_SYSTEM_BUS_DRIVER) && \
!defined(OF_PLATFORM_DRIVER) && \
diff --git a/drivers/usb/host/ehci-mxc.c b/drivers/usb/host/ehci-mxc.c
index ec7f5d2..dedb80b 100644
--- a/drivers/usb/host/ehci-mxc.c
+++ b/drivers/usb/host/ehci-mxc.c
@@ -17,75 +17,38 @@
* Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/usb/otg.h>
#include <linux/usb/ulpi.h>
#include <linux/slab.h>
+#include <linux/usb.h>
+#include <linux/usb/hcd.h>
#include <linux/platform_data/usb-ehci-mxc.h>
#include <asm/mach-types.h>
+#include "ehci.h"
+
+#define DRIVER_DESC "Freescale On-Chip EHCI Host driver"
+
+static const char hcd_name[] = "ehci-mxc";
+
#define ULPI_VIEWPORT_OFFSET 0x170
struct ehci_mxc_priv {
struct clk *usbclk, *ahbclk, *phyclk;
- struct usb_hcd *hcd;
};
-/* called during probe() after chip reset completes */
-static int ehci_mxc_setup(struct usb_hcd *hcd)
-{
- hcd->has_tt = 1;
-
- return ehci_setup(hcd);
-}
+static struct hc_driver __read_mostly ehci_mxc_hc_driver;
-static const struct hc_driver ehci_mxc_hc_driver = {
- .description = hcd_name,
- .product_desc = "Freescale On-Chip EHCI Host Controller",
- .hcd_priv_size = sizeof(struct ehci_hcd),
-
- /*
- * generic hardware linkage
- */
- .irq = ehci_irq,
- .flags = HCD_USB2 | HCD_MEMORY,
-
- /*
- * basic lifecycle operations
- */
- .reset = ehci_mxc_setup,
- .start = ehci_run,
- .stop = ehci_stop,
- .shutdown = ehci_shutdown,
-
- /*
- * managing i/o requests and associated device resources
- */
- .urb_enqueue = ehci_urb_enqueue,
- .urb_dequeue = ehci_urb_dequeue,
- .endpoint_disable = ehci_endpoint_disable,
- .endpoint_reset = ehci_endpoint_reset,
-
- /*
- * scheduling support
- */
- .get_frame_number = ehci_get_frame,
-
- /*
- * root hub support
- */
- .hub_status_data = ehci_hub_status_data,
- .hub_control = ehci_hub_control,
- .bus_suspend = ehci_bus_suspend,
- .bus_resume = ehci_bus_resume,
- .relinquish_port = ehci_relinquish_port,
- .port_handed_over = ehci_port_handed_over,
-
- .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete,
+static const struct ehci_driver_overrides ehci_mxc_overrides __initdata = {
+ .extra_priv_size = sizeof(struct ehci_mxc_priv),
};
static int ehci_mxc_drv_probe(struct platform_device *pdev)
@@ -112,12 +75,6 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev)
if (!hcd)
return -ENOMEM;
- priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
- if (!priv) {
- ret = -ENOMEM;
- goto err_alloc;
- }
-
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
dev_err(dev, "Found HC with no register addr. Check setup!\n");
@@ -135,6 +92,10 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev)
goto err_alloc;
}
+ hcd->has_tt = 1;
+ ehci = hcd_to_ehci(hcd);
+ priv = (struct ehci_mxc_priv *) ehci->priv;
+
/* enable clocks */
priv->usbclk = devm_clk_get(&pdev->dev, "ipg");
if (IS_ERR(priv->usbclk)) {
@@ -169,8 +130,6 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev)
mdelay(10);
}
- ehci = hcd_to_ehci(hcd);
-
/* EHCI registers start at offset 0x100 */
ehci->caps = hcd->regs + 0x100;
ehci->regs = hcd->regs + 0x100 +
@@ -198,8 +157,7 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev)
}
}
- priv->hcd = hcd;
- platform_set_drvdata(pdev, priv);
+ platform_set_drvdata(pdev, hcd);
ret = usb_add_hcd(hcd, irq, IRQF_SHARED);
if (ret)
@@ -244,8 +202,11 @@ err_alloc:
static int __exit ehci_mxc_drv_remove(struct platform_device *pdev)
{
struct mxc_usbh_platform_data *pdata = pdev->dev.platform_data;
- struct ehci_mxc_priv *priv = platform_get_drvdata(pdev);
- struct usb_hcd *hcd = priv->hcd;
+ struct usb_hcd *hcd = platform_get_drvdata(pdev);
+ struct ehci_hcd *ehci = hcd_to_ehci(hcd);
+ struct ehci_mxc_priv *priv = (struct ehci_mxc_priv *) ehci->priv;
+
+ usb_remove_hcd(hcd);
if (pdata && pdata->exit)
pdata->exit(pdev);
@@ -253,23 +214,20 @@ static int __exit ehci_mxc_drv_remove(struct platform_device *pdev)
if (pdata->otg)
usb_phy_shutdown(pdata->otg);
- usb_remove_hcd(hcd);
- usb_put_hcd(hcd);
- platform_set_drvdata(pdev, NULL);
-
clk_disable_unprepare(priv->usbclk);
clk_disable_unprepare(priv->ahbclk);
if (priv->phyclk)
clk_disable_unprepare(priv->phyclk);
+ usb_put_hcd(hcd);
+ platform_set_drvdata(pdev, NULL);
return 0;
}
static void ehci_mxc_drv_shutdown(struct platform_device *pdev)
{
- struct ehci_mxc_priv *priv = platform_get_drvdata(pdev);
- struct usb_hcd *hcd = priv->hcd;
+ struct usb_hcd *hcd = platform_get_drvdata(pdev);
if (hcd->driver->shutdown)
hcd->driver->shutdown(hcd);
@@ -279,9 +237,31 @@ MODULE_ALIAS("platform:mxc-ehci");
static struct platform_driver ehci_mxc_driver = {
.probe = ehci_mxc_drv_probe,
- .remove = __exit_p(ehci_mxc_drv_remove),
+ .remove = ehci_mxc_drv_remove,
.shutdown = ehci_mxc_drv_shutdown,
.driver = {
.name = "mxc-ehci",
},
};
+
+static int __init ehci_mxc_init(void)
+{
+ if (usb_disabled())
+ return -ENODEV;
+
+ pr_info("%s: " DRIVER_DESC "\n", hcd_name);
+
+ ehci_init_driver(&ehci_mxc_hc_driver, &ehci_mxc_overrides);
+ return platform_driver_register(&ehci_mxc_driver);
+}
+module_init(ehci_mxc_init);
+
+static void __exit ehci_mxc_cleanup(void)
+{
+ platform_driver_unregister(&ehci_mxc_driver);
+}
+module_exit(ehci_mxc_cleanup);
+
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_AUTHOR("Sascha Hauer");
+MODULE_LICENSE("GPL");
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index 9dadc71..36c3a82 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -38,6 +38,10 @@ typedef __u16 __bitwise __hc16;
#endif
/* statistics can be kept for tuning/monitoring */
+#ifdef DEBUG
+#define EHCI_STATS
+#endif
+
struct ehci_stats {
/* irq usage */
unsigned long normal;
@@ -221,6 +225,9 @@ struct ehci_hcd { /* one per controller */
#ifdef DEBUG
struct dentry *debug_dir;
#endif
+
+ /* platform-specific data -- must come last */
+ unsigned long priv[0] __aligned(sizeof(s64));
};
/* convert between an HCD pointer and the corresponding EHCI_HCD */
diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c
index 4b9e9ab..4f64d24 100644
--- a/drivers/usb/host/uhci-hcd.c
+++ b/drivers/usb/host/uhci-hcd.c
@@ -447,6 +447,10 @@ static irqreturn_t uhci_irq(struct usb_hcd *hcd)
return IRQ_NONE;
uhci_writew(uhci, status, USBSTS); /* Clear it */
+ spin_lock(&uhci->lock);
+ if (unlikely(!uhci->is_initialized)) /* not yet configured */
+ goto done;
+
if (status & ~(USBSTS_USBINT | USBSTS_ERROR | USBSTS_RD)) {
if (status & USBSTS_HSE)
dev_err(uhci_dev(uhci), "host system error, "
@@ -455,7 +459,6 @@ static irqreturn_t uhci_irq(struct usb_hcd *hcd)
dev_err(uhci_dev(uhci), "host controller process "
"error, something bad happened!\n");
if (status & USBSTS_HCH) {
- spin_lock(&uhci->lock);
if (uhci->rh_state >= UHCI_RH_RUNNING) {
dev_err(uhci_dev(uhci),
"host controller halted, "
@@ -473,15 +476,15 @@ static irqreturn_t uhci_irq(struct usb_hcd *hcd)
* pending unlinks */
mod_timer(&hcd->rh_timer, jiffies);
}
- spin_unlock(&uhci->lock);
}
}
- if (status & USBSTS_RD)
+ if (status & USBSTS_RD) {
+ spin_unlock(&uhci->lock);
usb_hcd_poll_rh_status(hcd);
- else {
- spin_lock(&uhci->lock);
+ } else {
uhci_scan_schedule(uhci);
+ done:
spin_unlock(&uhci->lock);
}
@@ -662,9 +665,9 @@ static int uhci_start(struct usb_hcd *hcd)
*/
mb();
+ spin_lock_irq(&uhci->lock);
configure_hc(uhci);
uhci->is_initialized = 1;
- spin_lock_irq(&uhci->lock);
start_rh(uhci);
spin_unlock_irq(&uhci->lock);
return 0;
diff --git a/drivers/usb/musb/cppi_dma.c b/drivers/usb/musb/cppi_dma.c
index 0968dd7..f522000 100644
--- a/drivers/usb/musb/cppi_dma.c
+++ b/drivers/usb/musb/cppi_dma.c
@@ -105,7 +105,7 @@ static void cppi_reset_tx(struct cppi_tx_stateram __iomem *tx, u32 ptr)
musb_writel(&tx->tx_complete, 0, ptr);
}
-static void __init cppi_pool_init(struct cppi *cppi, struct cppi_channel *c)
+static void cppi_pool_init(struct cppi *cppi, struct cppi_channel *c)
{
int j;
@@ -150,7 +150,7 @@ static void cppi_pool_free(struct cppi_channel *c)
c->last_processed = NULL;
}
-static int __init cppi_controller_start(struct dma_controller *c)
+static int cppi_controller_start(struct dma_controller *c)
{
struct cppi *controller;
void __iomem *tibase;
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index 58184f3..82afc4d 100644
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -530,6 +530,9 @@ static void chase_port(struct edgeport_port *port, unsigned long timeout,
wait_queue_t wait;
unsigned long flags;
+ if (!tty)
+ return;
+
if (!timeout)
timeout = (HZ * EDGE_CLOSING_WAIT)/100;
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 478adcf..0d9dac9 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -449,6 +449,10 @@ static void option_instat_callback(struct urb *urb);
#define PETATEL_VENDOR_ID 0x1ff4
#define PETATEL_PRODUCT_NP10T 0x600e
+/* TP-LINK Incorporated products */
+#define TPLINK_VENDOR_ID 0x2357
+#define TPLINK_PRODUCT_MA180 0x0201
+
/* some devices interfaces need special handling due to a number of reasons */
enum option_blacklist_reason {
OPTION_BLACKLIST_NONE = 0,
@@ -930,7 +934,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0254, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0257, 0xff, 0xff, 0xff), /* ZTE MF821 */
.driver_info = (kernel_ulong_t)&net_intf3_blacklist },
- { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0265, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0265, 0xff, 0xff, 0xff), /* ONDA MT8205 */
+ .driver_info = (kernel_ulong_t)&net_intf4_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0284, 0xff, 0xff, 0xff), /* ZTE MF880 */
.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0317, 0xff, 0xff, 0xff) },
@@ -1311,6 +1316,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, MEDIATEK_PRODUCT_DC_4COM2, 0xff, 0x00, 0x00) },
{ USB_DEVICE(CELLIENT_VENDOR_ID, CELLIENT_PRODUCT_MEN200) },
{ USB_DEVICE(PETATEL_VENDOR_ID, PETATEL_PRODUCT_NP10T) },
+ { USB_DEVICE(TPLINK_VENDOR_ID, TPLINK_PRODUCT_MA180),
+ .driver_info = (kernel_ulong_t)&net_intf4_blacklist },
{ } /* Terminating entry */
};
MODULE_DEVICE_TABLE(usb, option_ids);
diff --git a/drivers/vfio/pci/vfio_pci_rdwr.c b/drivers/vfio/pci/vfio_pci_rdwr.c
index 4362d9e..f72323e 100644
--- a/drivers/vfio/pci/vfio_pci_rdwr.c
+++ b/drivers/vfio/pci/vfio_pci_rdwr.c
@@ -240,17 +240,17 @@ ssize_t vfio_pci_mem_readwrite(struct vfio_pci_device *vdev, char __user *buf,
filled = 1;
} else {
/* Drop writes, fill reads with FF */
+ filled = min((size_t)(x_end - pos), count);
if (!iswrite) {
char val = 0xFF;
size_t i;
- for (i = 0; i < x_end - pos; i++) {
+ for (i = 0; i < filled; i++) {
if (put_user(val, buf + i))
goto out;
}
}
- filled = x_end - pos;
}
count -= filled;
diff --git a/drivers/video/imxfb.c b/drivers/video/imxfb.c
index 1252678..0abf2bf 100644
--- a/drivers/video/imxfb.c
+++ b/drivers/video/imxfb.c
@@ -139,6 +139,7 @@ struct imxfb_info {
struct clk *clk_ahb;
struct clk *clk_per;
enum imxfb_type devtype;
+ bool enabled;
/*
* These are the addresses we mapped
@@ -536,6 +537,10 @@ static void imxfb_exit_backlight(struct imxfb_info *fbi)
static void imxfb_enable_controller(struct imxfb_info *fbi)
{
+
+ if (fbi->enabled)
+ return;
+
pr_debug("Enabling LCD controller\n");
writel(fbi->screen_dma, fbi->regs + LCDC_SSA);
@@ -556,6 +561,7 @@ static void imxfb_enable_controller(struct imxfb_info *fbi)
clk_prepare_enable(fbi->clk_ipg);
clk_prepare_enable(fbi->clk_ahb);
clk_prepare_enable(fbi->clk_per);
+ fbi->enabled = true;
if (fbi->backlight_power)
fbi->backlight_power(1);
@@ -565,6 +571,9 @@ static void imxfb_enable_controller(struct imxfb_info *fbi)
static void imxfb_disable_controller(struct imxfb_info *fbi)
{
+ if (!fbi->enabled)
+ return;
+
pr_debug("Disabling LCD controller\n");
if (fbi->backlight_power)
@@ -575,6 +584,7 @@ static void imxfb_disable_controller(struct imxfb_info *fbi)
clk_disable_unprepare(fbi->clk_per);
clk_disable_unprepare(fbi->clk_ipg);
clk_disable_unprepare(fbi->clk_ahb);
+ fbi->enabled = false;
writel(0, fbi->regs + LCDC_RMCR);
}
@@ -729,6 +739,8 @@ static int __init imxfb_init_fbinfo(struct platform_device *pdev)
memset(fbi, 0, sizeof(struct imxfb_info));
+ fbi->devtype = pdev->id_entry->driver_data;
+
strlcpy(info->fix.id, IMX_NAME, sizeof(info->fix.id));
info->fix.type = FB_TYPE_PACKED_PIXELS;
@@ -789,7 +801,6 @@ static int __init imxfb_probe(struct platform_device *pdev)
return -ENOMEM;
fbi = info->par;
- fbi->devtype = pdev->id_entry->driver_data;
if (!fb_mode)
fb_mode = pdata->mode[0].mode.name;
diff --git a/drivers/video/omap2/displays/panel-generic-dpi.c b/drivers/video/omap2/displays/panel-generic-dpi.c
index 54ca8ae..c904f42 100644
--- a/drivers/video/omap2/displays/panel-generic-dpi.c
+++ b/drivers/video/omap2/displays/panel-generic-dpi.c
@@ -291,30 +291,6 @@ static struct panel_config generic_dpi_panels[] = {
.name = "h4",
},
- /* Unknown panel used in Samsung OMAP2 Apollon */
- {
- {
- .x_res = 480,
- .y_res = 272,
-
- .pixel_clock = 6250,
-
- .hsw = 41,
- .hfp = 2,
- .hbp = 2,
-
- .vsw = 10,
- .vfp = 2,
- .vbp = 2,
-
- .vsync_level = OMAPDSS_SIG_ACTIVE_LOW,
- .hsync_level = OMAPDSS_SIG_ACTIVE_LOW,
- .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
- .de_level = OMAPDSS_SIG_ACTIVE_HIGH,
- .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES,
- },
- .name = "apollon",
- },
/* FocalTech ETM070003DH6 */
{
{
diff --git a/drivers/xen/cpu_hotplug.c b/drivers/xen/cpu_hotplug.c
index 4dcfced..084041d 100644
--- a/drivers/xen/cpu_hotplug.c
+++ b/drivers/xen/cpu_hotplug.c
@@ -25,10 +25,10 @@ static void disable_hotplug_cpu(int cpu)
static int vcpu_online(unsigned int cpu)
{
int err;
- char dir[32], state[32];
+ char dir[16], state[16];
sprintf(dir, "cpu/%u", cpu);
- err = xenbus_scanf(XBT_NIL, dir, "availability", "%s", state);
+ err = xenbus_scanf(XBT_NIL, dir, "availability", "%15s", state);
if (err != 1) {
if (!xen_initial_domain())
printk(KERN_ERR "XENBUS: Unable to read cpu state\n");
diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c
index 2e22df2..3c8803f 100644
--- a/drivers/xen/gntdev.c
+++ b/drivers/xen/gntdev.c
@@ -56,10 +56,15 @@ MODULE_PARM_DESC(limit, "Maximum number of grants that may be mapped by "
static atomic_t pages_mapped = ATOMIC_INIT(0);
static int use_ptemod;
+#define populate_freeable_maps use_ptemod
struct gntdev_priv {
+ /* maps with visible offsets in the file descriptor */
struct list_head maps;
- /* lock protects maps from concurrent changes */
+ /* maps that are not visible; will be freed on munmap.
+ * Only populated if populate_freeable_maps == 1 */
+ struct list_head freeable_maps;
+ /* lock protects maps and freeable_maps */
spinlock_t lock;
struct mm_struct *mm;
struct mmu_notifier mn;
@@ -193,7 +198,7 @@ static struct grant_map *gntdev_find_map_index(struct gntdev_priv *priv,
return NULL;
}
-static void gntdev_put_map(struct grant_map *map)
+static void gntdev_put_map(struct gntdev_priv *priv, struct grant_map *map)
{
if (!map)
return;
@@ -208,6 +213,12 @@ static void gntdev_put_map(struct grant_map *map)
evtchn_put(map->notify.event);
}
+ if (populate_freeable_maps && priv) {
+ spin_lock(&priv->lock);
+ list_del(&map->next);
+ spin_unlock(&priv->lock);
+ }
+
if (map->pages && !use_ptemod)
unmap_grant_pages(map, 0, map->count);
gntdev_free_map(map);
@@ -301,17 +312,10 @@ static int __unmap_grant_pages(struct grant_map *map, int offset, int pages)
if (map->notify.flags & UNMAP_NOTIFY_CLEAR_BYTE) {
int pgno = (map->notify.addr >> PAGE_SHIFT);
- if (pgno >= offset && pgno < offset + pages && use_ptemod) {
- void __user *tmp = (void __user *)
- map->vma->vm_start + map->notify.addr;
- err = copy_to_user(tmp, &err, 1);
- if (err)
- return -EFAULT;
- map->notify.flags &= ~UNMAP_NOTIFY_CLEAR_BYTE;
- } else if (pgno >= offset && pgno < offset + pages) {
- uint8_t *tmp = kmap(map->pages[pgno]);
+ if (pgno >= offset && pgno < offset + pages) {
+ /* No need for kmap, pages are in lowmem */
+ uint8_t *tmp = pfn_to_kaddr(page_to_pfn(map->pages[pgno]));
tmp[map->notify.addr & (PAGE_SIZE-1)] = 0;
- kunmap(map->pages[pgno]);
map->notify.flags &= ~UNMAP_NOTIFY_CLEAR_BYTE;
}
}
@@ -376,11 +380,24 @@ static void gntdev_vma_open(struct vm_area_struct *vma)
static void gntdev_vma_close(struct vm_area_struct *vma)
{
struct grant_map *map = vma->vm_private_data;
+ struct file *file = vma->vm_file;
+ struct gntdev_priv *priv = file->private_data;
pr_debug("gntdev_vma_close %p\n", vma);
- map->vma = NULL;
+ if (use_ptemod) {
+ /* It is possible that an mmu notifier could be running
+ * concurrently, so take priv->lock to ensure that the vma won't
+ * vanishing during the unmap_grant_pages call, since we will
+ * spin here until that completes. Such a concurrent call will
+ * not do any unmapping, since that has been done prior to
+ * closing the vma, but it may still iterate the unmap_ops list.
+ */
+ spin_lock(&priv->lock);
+ map->vma = NULL;
+ spin_unlock(&priv->lock);
+ }
vma->vm_private_data = NULL;
- gntdev_put_map(map);
+ gntdev_put_map(priv, map);
}
static struct vm_operations_struct gntdev_vmops = {
@@ -390,33 +407,43 @@ static struct vm_operations_struct gntdev_vmops = {
/* ------------------------------------------------------------------ */
+static void unmap_if_in_range(struct grant_map *map,
+ unsigned long start, unsigned long end)
+{
+ unsigned long mstart, mend;
+ int err;
+
+ if (!map->vma)
+ return;
+ if (map->vma->vm_start >= end)
+ return;
+ if (map->vma->vm_end <= start)
+ return;
+ mstart = max(start, map->vma->vm_start);
+ mend = min(end, map->vma->vm_end);
+ pr_debug("map %d+%d (%lx %lx), range %lx %lx, mrange %lx %lx\n",
+ map->index, map->count,
+ map->vma->vm_start, map->vma->vm_end,
+ start, end, mstart, mend);
+ err = unmap_grant_pages(map,
+ (mstart - map->vma->vm_start) >> PAGE_SHIFT,
+ (mend - mstart) >> PAGE_SHIFT);
+ WARN_ON(err);
+}
+
static void mn_invl_range_start(struct mmu_notifier *mn,
struct mm_struct *mm,
unsigned long start, unsigned long end)
{
struct gntdev_priv *priv = container_of(mn, struct gntdev_priv, mn);
struct grant_map *map;
- unsigned long mstart, mend;
- int err;
spin_lock(&priv->lock);
list_for_each_entry(map, &priv->maps, next) {
- if (!map->vma)
- continue;
- if (map->vma->vm_start >= end)
- continue;
- if (map->vma->vm_end <= start)
- continue;
- mstart = max(start, map->vma->vm_start);
- mend = min(end, map->vma->vm_end);
- pr_debug("map %d+%d (%lx %lx), range %lx %lx, mrange %lx %lx\n",
- map->index, map->count,
- map->vma->vm_start, map->vma->vm_end,
- start, end, mstart, mend);
- err = unmap_grant_pages(map,
- (mstart - map->vma->vm_start) >> PAGE_SHIFT,
- (mend - mstart) >> PAGE_SHIFT);
- WARN_ON(err);
+ unmap_if_in_range(map, start, end);
+ }
+ list_for_each_entry(map, &priv->freeable_maps, next) {
+ unmap_if_in_range(map, start, end);
}
spin_unlock(&priv->lock);
}
@@ -445,6 +472,15 @@ static void mn_release(struct mmu_notifier *mn,
err = unmap_grant_pages(map, /* offset */ 0, map->count);
WARN_ON(err);
}
+ list_for_each_entry(map, &priv->freeable_maps, next) {
+ if (!map->vma)
+ continue;
+ pr_debug("map %d+%d (%lx %lx)\n",
+ map->index, map->count,
+ map->vma->vm_start, map->vma->vm_end);
+ err = unmap_grant_pages(map, /* offset */ 0, map->count);
+ WARN_ON(err);
+ }
spin_unlock(&priv->lock);
}
@@ -466,6 +502,7 @@ static int gntdev_open(struct inode *inode, struct file *flip)
return -ENOMEM;
INIT_LIST_HEAD(&priv->maps);
+ INIT_LIST_HEAD(&priv->freeable_maps);
spin_lock_init(&priv->lock);
if (use_ptemod) {
@@ -500,8 +537,9 @@ static int gntdev_release(struct inode *inode, struct file *flip)
while (!list_empty(&priv->maps)) {
map = list_entry(priv->maps.next, struct grant_map, next);
list_del(&map->next);
- gntdev_put_map(map);
+ gntdev_put_map(NULL /* already removed */, map);
}
+ WARN_ON(!list_empty(&priv->freeable_maps));
if (use_ptemod)
mmu_notifier_unregister(&priv->mn, priv->mm);
@@ -529,14 +567,14 @@ static long gntdev_ioctl_map_grant_ref(struct gntdev_priv *priv,
if (unlikely(atomic_add_return(op.count, &pages_mapped) > limit)) {
pr_debug("can't map: over limit\n");
- gntdev_put_map(map);
+ gntdev_put_map(NULL, map);
return err;
}
if (copy_from_user(map->grants, &u->refs,
sizeof(map->grants[0]) * op.count) != 0) {
- gntdev_put_map(map);
- return err;
+ gntdev_put_map(NULL, map);
+ return -EFAULT;
}
spin_lock(&priv->lock);
@@ -565,11 +603,13 @@ static long gntdev_ioctl_unmap_grant_ref(struct gntdev_priv *priv,
map = gntdev_find_map_index(priv, op.index >> PAGE_SHIFT, op.count);
if (map) {
list_del(&map->next);
+ if (populate_freeable_maps)
+ list_add_tail(&map->next, &priv->freeable_maps);
err = 0;
}
spin_unlock(&priv->lock);
if (map)
- gntdev_put_map(map);
+ gntdev_put_map(priv, map);
return err;
}
@@ -579,25 +619,31 @@ static long gntdev_ioctl_get_offset_for_vaddr(struct gntdev_priv *priv,
struct ioctl_gntdev_get_offset_for_vaddr op;
struct vm_area_struct *vma;
struct grant_map *map;
+ int rv = -EINVAL;
if (copy_from_user(&op, u, sizeof(op)) != 0)
return -EFAULT;
pr_debug("priv %p, offset for vaddr %lx\n", priv, (unsigned long)op.vaddr);
+ down_read(&current->mm->mmap_sem);
vma = find_vma(current->mm, op.vaddr);
if (!vma || vma->vm_ops != &gntdev_vmops)
- return -EINVAL;
+ goto out_unlock;
map = vma->vm_private_data;
if (!map)
- return -EINVAL;
+ goto out_unlock;
op.offset = map->index << PAGE_SHIFT;
op.count = map->count;
+ rv = 0;
- if (copy_to_user(u, &op, sizeof(op)) != 0)
+ out_unlock:
+ up_read(&current->mm->mmap_sem);
+
+ if (rv == 0 && copy_to_user(u, &op, sizeof(op)) != 0)
return -EFAULT;
- return 0;
+ return rv;
}
static long gntdev_ioctl_notify(struct gntdev_priv *priv, void __user *u)
@@ -778,7 +824,7 @@ out_unlock_put:
out_put_map:
if (use_ptemod)
map->vma = NULL;
- gntdev_put_map(map);
+ gntdev_put_map(priv, map);
return err;
}
diff --git a/drivers/xen/grant-table.c b/drivers/xen/grant-table.c
index 7038de5..157c0cc 100644
--- a/drivers/xen/grant-table.c
+++ b/drivers/xen/grant-table.c
@@ -56,10 +56,6 @@
/* External tools reserve first few grant table entries. */
#define NR_RESERVED_ENTRIES 8
#define GNTTAB_LIST_END 0xffffffff
-#define GREFS_PER_GRANT_FRAME \
-(grant_table_version == 1 ? \
-(PAGE_SIZE / sizeof(struct grant_entry_v1)) : \
-(PAGE_SIZE / sizeof(union grant_entry_v2)))
static grant_ref_t **gnttab_list;
static unsigned int nr_grant_frames;
@@ -154,6 +150,7 @@ static struct gnttab_ops *gnttab_interface;
static grant_status_t *grstatus;
static int grant_table_version;
+static int grefs_per_grant_frame;
static struct gnttab_free_callback *gnttab_free_callback_list;
@@ -767,12 +764,14 @@ static int grow_gnttab_list(unsigned int more_frames)
unsigned int new_nr_grant_frames, extra_entries, i;
unsigned int nr_glist_frames, new_nr_glist_frames;
+ BUG_ON(grefs_per_grant_frame == 0);
+
new_nr_grant_frames = nr_grant_frames + more_frames;
- extra_entries = more_frames * GREFS_PER_GRANT_FRAME;
+ extra_entries = more_frames * grefs_per_grant_frame;
- nr_glist_frames = (nr_grant_frames * GREFS_PER_GRANT_FRAME + RPP - 1) / RPP;
+ nr_glist_frames = (nr_grant_frames * grefs_per_grant_frame + RPP - 1) / RPP;
new_nr_glist_frames =
- (new_nr_grant_frames * GREFS_PER_GRANT_FRAME + RPP - 1) / RPP;
+ (new_nr_grant_frames * grefs_per_grant_frame + RPP - 1) / RPP;
for (i = nr_glist_frames; i < new_nr_glist_frames; i++) {
gnttab_list[i] = (grant_ref_t *)__get_free_page(GFP_ATOMIC);
if (!gnttab_list[i])
@@ -780,12 +779,12 @@ static int grow_gnttab_list(unsigned int more_frames)
}
- for (i = GREFS_PER_GRANT_FRAME * nr_grant_frames;
- i < GREFS_PER_GRANT_FRAME * new_nr_grant_frames - 1; i++)
+ for (i = grefs_per_grant_frame * nr_grant_frames;
+ i < grefs_per_grant_frame * new_nr_grant_frames - 1; i++)
gnttab_entry(i) = i + 1;
gnttab_entry(i) = gnttab_free_head;
- gnttab_free_head = GREFS_PER_GRANT_FRAME * nr_grant_frames;
+ gnttab_free_head = grefs_per_grant_frame * nr_grant_frames;
gnttab_free_count += extra_entries;
nr_grant_frames = new_nr_grant_frames;
@@ -957,7 +956,8 @@ EXPORT_SYMBOL_GPL(gnttab_unmap_refs);
static unsigned nr_status_frames(unsigned nr_grant_frames)
{
- return (nr_grant_frames * GREFS_PER_GRANT_FRAME + SPP - 1) / SPP;
+ BUG_ON(grefs_per_grant_frame == 0);
+ return (nr_grant_frames * grefs_per_grant_frame + SPP - 1) / SPP;
}
static int gnttab_map_frames_v1(xen_pfn_t *frames, unsigned int nr_gframes)
@@ -1115,6 +1115,7 @@ static void gnttab_request_version(void)
rc = HYPERVISOR_grant_table_op(GNTTABOP_set_version, &gsv, 1);
if (rc == 0 && gsv.version == 2) {
grant_table_version = 2;
+ grefs_per_grant_frame = PAGE_SIZE / sizeof(union grant_entry_v2);
gnttab_interface = &gnttab_v2_ops;
} else if (grant_table_version == 2) {
/*
@@ -1127,17 +1128,17 @@ static void gnttab_request_version(void)
panic("we need grant tables version 2, but only version 1 is available");
} else {
grant_table_version = 1;
+ grefs_per_grant_frame = PAGE_SIZE / sizeof(struct grant_entry_v1);
gnttab_interface = &gnttab_v1_ops;
}
printk(KERN_INFO "Grant tables using version %d layout.\n",
grant_table_version);
}
-int gnttab_resume(void)
+static int gnttab_setup(void)
{
unsigned int max_nr_gframes;
- gnttab_request_version();
max_nr_gframes = gnttab_max_grant_frames();
if (max_nr_gframes < nr_grant_frames)
return -ENOSYS;
@@ -1160,6 +1161,12 @@ int gnttab_resume(void)
return 0;
}
+int gnttab_resume(void)
+{
+ gnttab_request_version();
+ return gnttab_setup();
+}
+
int gnttab_suspend(void)
{
gnttab_interface->unmap_frames();
@@ -1171,9 +1178,10 @@ static int gnttab_expand(unsigned int req_entries)
int rc;
unsigned int cur, extra;
+ BUG_ON(grefs_per_grant_frame == 0);
cur = nr_grant_frames;
- extra = ((req_entries + (GREFS_PER_GRANT_FRAME-1)) /
- GREFS_PER_GRANT_FRAME);
+ extra = ((req_entries + (grefs_per_grant_frame-1)) /
+ grefs_per_grant_frame);
if (cur + extra > gnttab_max_grant_frames())
return -ENOSPC;
@@ -1191,21 +1199,23 @@ int gnttab_init(void)
unsigned int nr_init_grefs;
int ret;
+ gnttab_request_version();
nr_grant_frames = 1;
boot_max_nr_grant_frames = __max_nr_grant_frames();
/* Determine the maximum number of frames required for the
* grant reference free list on the current hypervisor.
*/
+ BUG_ON(grefs_per_grant_frame == 0);
max_nr_glist_frames = (boot_max_nr_grant_frames *
- GREFS_PER_GRANT_FRAME / RPP);
+ grefs_per_grant_frame / RPP);
gnttab_list = kmalloc(max_nr_glist_frames * sizeof(grant_ref_t *),
GFP_KERNEL);
if (gnttab_list == NULL)
return -ENOMEM;
- nr_glist_frames = (nr_grant_frames * GREFS_PER_GRANT_FRAME + RPP - 1) / RPP;
+ nr_glist_frames = (nr_grant_frames * grefs_per_grant_frame + RPP - 1) / RPP;
for (i = 0; i < nr_glist_frames; i++) {
gnttab_list[i] = (grant_ref_t *)__get_free_page(GFP_KERNEL);
if (gnttab_list[i] == NULL) {
@@ -1214,12 +1224,12 @@ int gnttab_init(void)
}
}
- if (gnttab_resume() < 0) {
+ if (gnttab_setup() < 0) {
ret = -ENODEV;
goto ini_nomem;
}
- nr_init_grefs = nr_grant_frames * GREFS_PER_GRANT_FRAME;
+ nr_init_grefs = nr_grant_frames * grefs_per_grant_frame;
for (i = NR_RESERVED_ENTRIES; i < nr_init_grefs - 1; i++)
gnttab_entry(i) = i + 1;
diff --git a/drivers/xen/privcmd.c b/drivers/xen/privcmd.c
index 0bbbccb..ca2b00e 100644
--- a/drivers/xen/privcmd.c
+++ b/drivers/xen/privcmd.c
@@ -199,9 +199,6 @@ static long privcmd_ioctl_mmap(void __user *udata)
LIST_HEAD(pagelist);
struct mmap_mfn_state state;
- if (!xen_initial_domain())
- return -EPERM;
-
/* We only support privcmd_ioctl_mmap_batch for auto translated. */
if (xen_feature(XENFEAT_auto_translated_physmap))
return -ENOSYS;
@@ -261,11 +258,12 @@ struct mmap_batch_state {
* -ENOENT if at least 1 -ENOENT has happened.
*/
int global_error;
- /* An array for individual errors */
- int *err;
+ int version;
/* User-space mfn array to store errors in the second pass for V1. */
xen_pfn_t __user *user_mfn;
+ /* User-space int array to store errors in the second pass for V2. */
+ int __user *user_err;
};
/* auto translated dom0 note: if domU being created is PV, then mfn is
@@ -288,7 +286,19 @@ static int mmap_batch_fn(void *data, void *state)
&cur_page);
/* Store error code for second pass. */
- *(st->err++) = ret;
+ if (st->version == 1) {
+ if (ret < 0) {
+ /*
+ * V1 encodes the error codes in the 32bit top nibble of the
+ * mfn (with its known limitations vis-a-vis 64 bit callers).
+ */
+ *mfnp |= (ret == -ENOENT) ?
+ PRIVCMD_MMAPBATCH_PAGED_ERROR :
+ PRIVCMD_MMAPBATCH_MFN_ERROR;
+ }
+ } else { /* st->version == 2 */
+ *((int *) mfnp) = ret;
+ }
/* And see if it affects the global_error. */
if (ret < 0) {
@@ -305,20 +315,25 @@ static int mmap_batch_fn(void *data, void *state)
return 0;
}
-static int mmap_return_errors_v1(void *data, void *state)
+static int mmap_return_errors(void *data, void *state)
{
- xen_pfn_t *mfnp = data;
struct mmap_batch_state *st = state;
- int err = *(st->err++);
- /*
- * V1 encodes the error codes in the 32bit top nibble of the
- * mfn (with its known limitations vis-a-vis 64 bit callers).
- */
- *mfnp |= (err == -ENOENT) ?
- PRIVCMD_MMAPBATCH_PAGED_ERROR :
- PRIVCMD_MMAPBATCH_MFN_ERROR;
- return __put_user(*mfnp, st->user_mfn++);
+ if (st->version == 1) {
+ xen_pfn_t mfnp = *((xen_pfn_t *) data);
+ if (mfnp & PRIVCMD_MMAPBATCH_MFN_ERROR)
+ return __put_user(mfnp, st->user_mfn++);
+ else
+ st->user_mfn++;
+ } else { /* st->version == 2 */
+ int err = *((int *) data);
+ if (err)
+ return __put_user(err, st->user_err++);
+ else
+ st->user_err++;
+ }
+
+ return 0;
}
/* Allocate pfns that are then mapped with gmfns from foreign domid. Update
@@ -357,12 +372,8 @@ static long privcmd_ioctl_mmap_batch(void __user *udata, int version)
struct vm_area_struct *vma;
unsigned long nr_pages;
LIST_HEAD(pagelist);
- int *err_array = NULL;
struct mmap_batch_state state;
- if (!xen_initial_domain())
- return -EPERM;
-
switch (version) {
case 1:
if (copy_from_user(&m, udata, sizeof(struct privcmd_mmapbatch)))
@@ -396,10 +407,12 @@ static long privcmd_ioctl_mmap_batch(void __user *udata, int version)
goto out;
}
- err_array = kcalloc(m.num, sizeof(int), GFP_KERNEL);
- if (err_array == NULL) {
- ret = -ENOMEM;
- goto out;
+ if (version == 2) {
+ /* Zero error array now to only copy back actual errors. */
+ if (clear_user(m.err, sizeof(int) * m.num)) {
+ ret = -EFAULT;
+ goto out;
+ }
}
down_write(&mm->mmap_sem);
@@ -427,7 +440,7 @@ static long privcmd_ioctl_mmap_batch(void __user *udata, int version)
state.va = m.addr;
state.index = 0;
state.global_error = 0;
- state.err = err_array;
+ state.version = version;
/* mmap_batch_fn guarantees ret == 0 */
BUG_ON(traverse_pages(m.num, sizeof(xen_pfn_t),
@@ -435,21 +448,14 @@ static long privcmd_ioctl_mmap_batch(void __user *udata, int version)
up_write(&mm->mmap_sem);
- if (version == 1) {
- if (state.global_error) {
- /* Write back errors in second pass. */
- state.user_mfn = (xen_pfn_t *)m.arr;
- state.err = err_array;
- ret = traverse_pages(m.num, sizeof(xen_pfn_t),
- &pagelist, mmap_return_errors_v1, &state);
- } else
- ret = 0;
-
- } else if (version == 2) {
- ret = __copy_to_user(m.err, err_array, m.num * sizeof(int));
- if (ret)
- ret = -EFAULT;
- }
+ if (state.global_error) {
+ /* Write back errors in second pass. */
+ state.user_mfn = (xen_pfn_t *)m.arr;
+ state.user_err = m.err;
+ ret = traverse_pages(m.num, sizeof(xen_pfn_t),
+ &pagelist, mmap_return_errors, &state);
+ } else
+ ret = 0;
/* If we have not had any EFAULT-like global errors then set the global
* error to -ENOENT if necessary. */
@@ -457,7 +463,6 @@ static long privcmd_ioctl_mmap_batch(void __user *udata, int version)
ret = -ENOENT;
out:
- kfree(err_array);
free_page_list(&pagelist);
return ret;
diff --git a/drivers/xen/xen-pciback/pciback.h b/drivers/xen/xen-pciback/pciback.h
index a7def01..f72af87 100644
--- a/drivers/xen/xen-pciback/pciback.h
+++ b/drivers/xen/xen-pciback/pciback.h
@@ -124,7 +124,7 @@ static inline int xen_pcibk_add_pci_dev(struct xen_pcibk_device *pdev,
static inline void xen_pcibk_release_pci_dev(struct xen_pcibk_device *pdev,
struct pci_dev *dev)
{
- if (xen_pcibk_backend && xen_pcibk_backend->free)
+ if (xen_pcibk_backend && xen_pcibk_backend->release)
return xen_pcibk_backend->release(pdev, dev);
}
diff --git a/fs/Kconfig b/fs/Kconfig
index cfe512f..780725a 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -68,16 +68,6 @@ source "fs/quota/Kconfig"
source "fs/autofs4/Kconfig"
source "fs/fuse/Kconfig"
-config CUSE
- tristate "Character device in Userspace support"
- depends on FUSE_FS
- help
- This FUSE extension allows character devices to be
- implemented in userspace.
-
- If you want to develop or use userspace character device
- based on CUSE, answer Y or M.
-
config GENERIC_ACL
bool
select FS_POSIX_ACL
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 521e9d4..a8b8adc 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -3997,7 +3997,7 @@ again:
* We make the other tasks wait for the flush only when we can flush
* all things.
*/
- if (ret && flush == BTRFS_RESERVE_FLUSH_ALL) {
+ if (ret && flush != BTRFS_RESERVE_NO_FLUSH) {
flushing = true;
space_info->flush = 1;
}
@@ -5560,7 +5560,7 @@ static noinline int find_free_extent(struct btrfs_trans_handle *trans,
int empty_cluster = 2 * 1024 * 1024;
struct btrfs_space_info *space_info;
int loop = 0;
- int index = 0;
+ int index = __get_raid_index(data);
int alloc_type = (data & BTRFS_BLOCK_GROUP_DATA) ?
RESERVE_ALLOC_NO_ACCOUNT : RESERVE_ALLOC;
bool found_uncached_bg = false;
@@ -6788,11 +6788,13 @@ static noinline int walk_up_proc(struct btrfs_trans_handle *trans,
&wc->flags[level]);
if (ret < 0) {
btrfs_tree_unlock_rw(eb, path->locks[level]);
+ path->locks[level] = 0;
return ret;
}
BUG_ON(wc->refs[level] == 0);
if (wc->refs[level] == 1) {
btrfs_tree_unlock_rw(eb, path->locks[level]);
+ path->locks[level] = 0;
return 1;
}
}
diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c
index f169d6b..2e8cae6 100644
--- a/fs/btrfs/extent_map.c
+++ b/fs/btrfs/extent_map.c
@@ -171,6 +171,10 @@ static int mergable_maps(struct extent_map *prev, struct extent_map *next)
if (test_bit(EXTENT_FLAG_COMPRESSED, &prev->flags))
return 0;
+ if (test_bit(EXTENT_FLAG_LOGGING, &prev->flags) ||
+ test_bit(EXTENT_FLAG_LOGGING, &next->flags))
+ return 0;
+
if (extent_map_end(prev) == next->start &&
prev->flags == next->flags &&
prev->bdev == next->bdev &&
@@ -255,7 +259,8 @@ int unpin_extent_cache(struct extent_map_tree *tree, u64 start, u64 len,
if (!em)
goto out;
- list_move(&em->list, &tree->modified_extents);
+ if (!test_bit(EXTENT_FLAG_LOGGING, &em->flags))
+ list_move(&em->list, &tree->modified_extents);
em->generation = gen;
clear_bit(EXTENT_FLAG_PINNED, &em->flags);
em->mod_start = em->start;
@@ -280,6 +285,12 @@ out:
}
+void clear_em_logging(struct extent_map_tree *tree, struct extent_map *em)
+{
+ clear_bit(EXTENT_FLAG_LOGGING, &em->flags);
+ try_merge_map(tree, em);
+}
+
/**
* add_extent_mapping - add new extent map to the extent tree
* @tree: tree to insert new map in
diff --git a/fs/btrfs/extent_map.h b/fs/btrfs/extent_map.h
index 922943c..c6598c8 100644
--- a/fs/btrfs/extent_map.h
+++ b/fs/btrfs/extent_map.h
@@ -69,6 +69,7 @@ void free_extent_map(struct extent_map *em);
int __init extent_map_init(void);
void extent_map_exit(void);
int unpin_extent_cache(struct extent_map_tree *tree, u64 start, u64 len, u64 gen);
+void clear_em_logging(struct extent_map_tree *tree, struct extent_map *em);
struct extent_map *search_extent_mapping(struct extent_map_tree *tree,
u64 start, u64 len);
#endif
diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c
index bd38cef..94aa53b 100644
--- a/fs/btrfs/file-item.c
+++ b/fs/btrfs/file-item.c
@@ -460,8 +460,8 @@ int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,
if (!contig)
offset = page_offset(bvec->bv_page) + bvec->bv_offset;
- if (!contig && (offset >= ordered->file_offset + ordered->len ||
- offset < ordered->file_offset)) {
+ if (offset >= ordered->file_offset + ordered->len ||
+ offset < ordered->file_offset) {
unsigned long bytes_left;
sums->len = this_sum_bytes;
this_sum_bytes = 0;
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 77061bf..f76b1fd 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -2241,6 +2241,7 @@ static int find_desired_extent(struct inode *inode, loff_t *offset, int whence)
if (lockend <= lockstart)
lockend = lockstart + root->sectorsize;
+ lockend--;
len = lockend - lockstart + 1;
len = max_t(u64, len, root->sectorsize);
@@ -2307,9 +2308,12 @@ static int find_desired_extent(struct inode *inode, loff_t *offset, int whence)
}
}
- *offset = start;
- free_extent_map(em);
- break;
+ if (!test_bit(EXTENT_FLAG_PREALLOC,
+ &em->flags)) {
+ *offset = start;
+ free_extent_map(em);
+ break;
+ }
}
}
diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index 59ea2e4..0be7a87 100644
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -1862,11 +1862,13 @@ int btrfs_remove_free_space(struct btrfs_block_group_cache *block_group,
{
struct btrfs_free_space_ctl *ctl = block_group->free_space_ctl;
struct btrfs_free_space *info;
- int ret = 0;
+ int ret;
+ bool re_search = false;
spin_lock(&ctl->tree_lock);
again:
+ ret = 0;
if (!bytes)
goto out_lock;
@@ -1879,17 +1881,17 @@ again:
info = tree_search_offset(ctl, offset_to_bitmap(ctl, offset),
1, 0);
if (!info) {
- /* the tree logging code might be calling us before we
- * have fully loaded the free space rbtree for this
- * block group. So it is possible the entry won't
- * be in the rbtree yet at all. The caching code
- * will make sure not to put it in the rbtree if
- * the logging code has pinned it.
+ /*
+ * If we found a partial bit of our free space in a
+ * bitmap but then couldn't find the other part this may
+ * be a problem, so WARN about it.
*/
+ WARN_ON(re_search);
goto out_lock;
}
}
+ re_search = false;
if (!info->bitmap) {
unlink_free_space(ctl, info);
if (offset == info->offset) {
@@ -1935,8 +1937,10 @@ again:
}
ret = remove_from_bitmap(ctl, info, &offset, &bytes);
- if (ret == -EAGAIN)
+ if (ret == -EAGAIN) {
+ re_search = true;
goto again;
+ }
BUG_ON(ret); /* logic error */
out_lock:
spin_unlock(&ctl->tree_lock);
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 16d9e8e..cc93b23 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -88,7 +88,7 @@ static unsigned char btrfs_type_by_mode[S_IFMT >> S_SHIFT] = {
[S_IFLNK >> S_SHIFT] = BTRFS_FT_SYMLINK,
};
-static int btrfs_setsize(struct inode *inode, loff_t newsize);
+static int btrfs_setsize(struct inode *inode, struct iattr *attr);
static int btrfs_truncate(struct inode *inode);
static int btrfs_finish_ordered_io(struct btrfs_ordered_extent *ordered_extent);
static noinline int cow_file_range(struct inode *inode,
@@ -2478,6 +2478,18 @@ int btrfs_orphan_cleanup(struct btrfs_root *root)
continue;
}
nr_truncate++;
+
+ /* 1 for the orphan item deletion. */
+ trans = btrfs_start_transaction(root, 1);
+ if (IS_ERR(trans)) {
+ ret = PTR_ERR(trans);
+ goto out;
+ }
+ ret = btrfs_orphan_add(trans, inode);
+ btrfs_end_transaction(trans, root);
+ if (ret)
+ goto out;
+
ret = btrfs_truncate(inode);
} else {
nr_unlink++;
@@ -3665,6 +3677,7 @@ int btrfs_cont_expand(struct inode *inode, loff_t oldsize, loff_t size)
block_end - cur_offset, 0);
if (IS_ERR(em)) {
err = PTR_ERR(em);
+ em = NULL;
break;
}
last_byte = min(extent_map_end(em), block_end);
@@ -3748,16 +3761,27 @@ next:
return err;
}
-static int btrfs_setsize(struct inode *inode, loff_t newsize)
+static int btrfs_setsize(struct inode *inode, struct iattr *attr)
{
struct btrfs_root *root = BTRFS_I(inode)->root;
struct btrfs_trans_handle *trans;
loff_t oldsize = i_size_read(inode);
+ loff_t newsize = attr->ia_size;
+ int mask = attr->ia_valid;
int ret;
if (newsize == oldsize)
return 0;
+ /*
+ * The regular truncate() case without ATTR_CTIME and ATTR_MTIME is a
+ * special case where we need to update the times despite not having
+ * these flags set. For all other operations the VFS set these flags
+ * explicitly if it wants a timestamp update.
+ */
+ if (newsize != oldsize && (!(mask & (ATTR_CTIME | ATTR_MTIME))))
+ inode->i_ctime = inode->i_mtime = current_fs_time(inode->i_sb);
+
if (newsize > oldsize) {
truncate_pagecache(inode, oldsize, newsize);
ret = btrfs_cont_expand(inode, oldsize, newsize);
@@ -3783,9 +3807,34 @@ static int btrfs_setsize(struct inode *inode, loff_t newsize)
set_bit(BTRFS_INODE_ORDERED_DATA_CLOSE,
&BTRFS_I(inode)->runtime_flags);
+ /*
+ * 1 for the orphan item we're going to add
+ * 1 for the orphan item deletion.
+ */
+ trans = btrfs_start_transaction(root, 2);
+ if (IS_ERR(trans))
+ return PTR_ERR(trans);
+
+ /*
+ * We need to do this in case we fail at _any_ point during the
+ * actual truncate. Once we do the truncate_setsize we could
+ * invalidate pages which forces any outstanding ordered io to
+ * be instantly completed which will give us extents that need
+ * to be truncated. If we fail to get an orphan inode down we
+ * could have left over extents that were never meant to live,
+ * so we need to garuntee from this point on that everything
+ * will be consistent.
+ */
+ ret = btrfs_orphan_add(trans, inode);
+ btrfs_end_transaction(trans, root);
+ if (ret)
+ return ret;
+
/* we don't support swapfiles, so vmtruncate shouldn't fail */
truncate_setsize(inode, newsize);
ret = btrfs_truncate(inode);
+ if (ret && inode->i_nlink)
+ btrfs_orphan_del(NULL, inode);
}
return ret;
@@ -3805,7 +3854,7 @@ static int btrfs_setattr(struct dentry *dentry, struct iattr *attr)
return err;
if (S_ISREG(inode->i_mode) && (attr->ia_valid & ATTR_SIZE)) {
- err = btrfs_setsize(inode, attr->ia_size);
+ err = btrfs_setsize(inode, attr);
if (err)
return err;
}
@@ -5572,10 +5621,13 @@ struct extent_map *btrfs_get_extent_fiemap(struct inode *inode, struct page *pag
return em;
if (em) {
/*
- * if our em maps to a hole, there might
- * actually be delalloc bytes behind it
+ * if our em maps to
+ * - a hole or
+ * - a pre-alloc extent,
+ * there might actually be delalloc bytes behind it.
*/
- if (em->block_start != EXTENT_MAP_HOLE)
+ if (em->block_start != EXTENT_MAP_HOLE &&
+ !test_bit(EXTENT_FLAG_PREALLOC, &em->flags))
return em;
else
hole_em = em;
@@ -5657,6 +5709,8 @@ struct extent_map *btrfs_get_extent_fiemap(struct inode *inode, struct page *pag
*/
em->block_start = hole_em->block_start;
em->block_len = hole_len;
+ if (test_bit(EXTENT_FLAG_PREALLOC, &hole_em->flags))
+ set_bit(EXTENT_FLAG_PREALLOC, &em->flags);
} else {
em->start = range_start;
em->len = found;
@@ -6915,11 +6969,9 @@ static int btrfs_truncate(struct inode *inode)
/*
* 1 for the truncate slack space
- * 1 for the orphan item we're going to add
- * 1 for the orphan item deletion
* 1 for updating the inode.
*/
- trans = btrfs_start_transaction(root, 4);
+ trans = btrfs_start_transaction(root, 2);
if (IS_ERR(trans)) {
err = PTR_ERR(trans);
goto out;
@@ -6930,12 +6982,6 @@ static int btrfs_truncate(struct inode *inode)
min_size);
BUG_ON(ret);
- ret = btrfs_orphan_add(trans, inode);
- if (ret) {
- btrfs_end_transaction(trans, root);
- goto out;
- }
-
/*
* setattr is responsible for setting the ordered_data_close flag,
* but that is only tested during the last file release. That
@@ -7004,12 +7050,6 @@ static int btrfs_truncate(struct inode *inode)
ret = btrfs_orphan_del(trans, inode);
if (ret)
err = ret;
- } else if (ret && inode->i_nlink > 0) {
- /*
- * Failed to do the truncate, remove us from the in memory
- * orphan list.
- */
- ret = btrfs_orphan_del(NULL, inode);
}
if (trans) {
@@ -7531,41 +7571,61 @@ void btrfs_wait_and_free_delalloc_work(struct btrfs_delalloc_work *work)
*/
int btrfs_start_delalloc_inodes(struct btrfs_root *root, int delay_iput)
{
- struct list_head *head = &root->fs_info->delalloc_inodes;
struct btrfs_inode *binode;
struct inode *inode;
struct btrfs_delalloc_work *work, *next;
struct list_head works;
+ struct list_head splice;
int ret = 0;
if (root->fs_info->sb->s_flags & MS_RDONLY)
return -EROFS;
INIT_LIST_HEAD(&works);
-
+ INIT_LIST_HEAD(&splice);
+again:
spin_lock(&root->fs_info->delalloc_lock);
- while (!list_empty(head)) {
- binode = list_entry(head->next, struct btrfs_inode,
+ list_splice_init(&root->fs_info->delalloc_inodes, &splice);
+ while (!list_empty(&splice)) {
+ binode = list_entry(splice.next, struct btrfs_inode,
delalloc_inodes);
+
+ list_del_init(&binode->delalloc_inodes);
+
inode = igrab(&binode->vfs_inode);
if (!inode)
- list_del_init(&binode->delalloc_inodes);
+ continue;
+
+ list_add_tail(&binode->delalloc_inodes,
+ &root->fs_info->delalloc_inodes);
spin_unlock(&root->fs_info->delalloc_lock);
- if (inode) {
- work = btrfs_alloc_delalloc_work(inode, 0, delay_iput);
- if (!work) {
- ret = -ENOMEM;
- goto out;
- }
- list_add_tail(&work->list, &works);
- btrfs_queue_worker(&root->fs_info->flush_workers,
- &work->work);
+
+ work = btrfs_alloc_delalloc_work(inode, 0, delay_iput);
+ if (unlikely(!work)) {
+ ret = -ENOMEM;
+ goto out;
}
+ list_add_tail(&work->list, &works);
+ btrfs_queue_worker(&root->fs_info->flush_workers,
+ &work->work);
+
cond_resched();
spin_lock(&root->fs_info->delalloc_lock);
}
spin_unlock(&root->fs_info->delalloc_lock);
+ list_for_each_entry_safe(work, next, &works, list) {
+ list_del_init(&work->list);
+ btrfs_wait_and_free_delalloc_work(work);
+ }
+
+ spin_lock(&root->fs_info->delalloc_lock);
+ if (!list_empty(&root->fs_info->delalloc_inodes)) {
+ spin_unlock(&root->fs_info->delalloc_lock);
+ goto again;
+ }
+ spin_unlock(&root->fs_info->delalloc_lock);
+
/* the filemap_flush will queue IO into the worker threads, but
* we have to make sure the IO is actually started and that
* ordered extents get created before we return
@@ -7578,11 +7638,18 @@ int btrfs_start_delalloc_inodes(struct btrfs_root *root, int delay_iput)
atomic_read(&root->fs_info->async_delalloc_pages) == 0));
}
atomic_dec(&root->fs_info->async_submit_draining);
+ return 0;
out:
list_for_each_entry_safe(work, next, &works, list) {
list_del_init(&work->list);
btrfs_wait_and_free_delalloc_work(work);
}
+
+ if (!list_empty_careful(&splice)) {
+ spin_lock(&root->fs_info->delalloc_lock);
+ list_splice_tail(&splice, &root->fs_info->delalloc_inodes);
+ spin_unlock(&root->fs_info->delalloc_lock);
+ }
return ret;
}
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 4b45167..5b22d45 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -1339,7 +1339,8 @@ static noinline int btrfs_ioctl_resize(struct file *file,
if (atomic_xchg(&root->fs_info->mutually_exclusive_operation_running,
1)) {
pr_info("btrfs: dev add/delete/balance/replace/resize operation in progress\n");
- return -EINPROGRESS;
+ mnt_drop_write_file(file);
+ return -EINVAL;
}
mutex_lock(&root->fs_info->volume_mutex);
@@ -1362,6 +1363,7 @@ static noinline int btrfs_ioctl_resize(struct file *file,
printk(KERN_INFO "btrfs: resizing devid %llu\n",
(unsigned long long)devid);
}
+
device = btrfs_find_device(root->fs_info, devid, NULL, NULL);
if (!device) {
printk(KERN_INFO "btrfs: resizer unable to find device %llu\n",
@@ -1369,9 +1371,10 @@ static noinline int btrfs_ioctl_resize(struct file *file,
ret = -EINVAL;
goto out_free;
}
- if (device->fs_devices && device->fs_devices->seeding) {
+
+ if (!device->writeable) {
printk(KERN_INFO "btrfs: resizer unable to apply on "
- "seeding device %llu\n",
+ "readonly device %llu\n",
(unsigned long long)devid);
ret = -EINVAL;
goto out_free;
@@ -1443,8 +1446,8 @@ out_free:
kfree(vol_args);
out:
mutex_unlock(&root->fs_info->volume_mutex);
- mnt_drop_write_file(file);
atomic_set(&root->fs_info->mutually_exclusive_operation_running, 0);
+ mnt_drop_write_file(file);
return ret;
}
@@ -2095,13 +2098,13 @@ static noinline int btrfs_ioctl_snap_destroy(struct file *file,
err = inode_permission(inode, MAY_WRITE | MAY_EXEC);
if (err)
goto out_dput;
-
- /* check if subvolume may be deleted by a non-root user */
- err = btrfs_may_delete(dir, dentry, 1);
- if (err)
- goto out_dput;
}
+ /* check if subvolume may be deleted by a user */
+ err = btrfs_may_delete(dir, dentry, 1);
+ if (err)
+ goto out_dput;
+
if (btrfs_ino(inode) != BTRFS_FIRST_FREE_OBJECTID) {
err = -EINVAL;
goto out_dput;
@@ -2183,19 +2186,20 @@ static int btrfs_ioctl_defrag(struct file *file, void __user *argp)
struct btrfs_ioctl_defrag_range_args *range;
int ret;
- if (btrfs_root_readonly(root))
- return -EROFS;
+ ret = mnt_want_write_file(file);
+ if (ret)
+ return ret;
if (atomic_xchg(&root->fs_info->mutually_exclusive_operation_running,
1)) {
pr_info("btrfs: dev add/delete/balance/replace/resize operation in progress\n");
- return -EINPROGRESS;
+ mnt_drop_write_file(file);
+ return -EINVAL;
}
- ret = mnt_want_write_file(file);
- if (ret) {
- atomic_set(&root->fs_info->mutually_exclusive_operation_running,
- 0);
- return ret;
+
+ if (btrfs_root_readonly(root)) {
+ ret = -EROFS;
+ goto out;
}
switch (inode->i_mode & S_IFMT) {
@@ -2247,8 +2251,8 @@ static int btrfs_ioctl_defrag(struct file *file, void __user *argp)
ret = -EINVAL;
}
out:
- mnt_drop_write_file(file);
atomic_set(&root->fs_info->mutually_exclusive_operation_running, 0);
+ mnt_drop_write_file(file);
return ret;
}
@@ -2263,7 +2267,7 @@ static long btrfs_ioctl_add_dev(struct btrfs_root *root, void __user *arg)
if (atomic_xchg(&root->fs_info->mutually_exclusive_operation_running,
1)) {
pr_info("btrfs: dev add/delete/balance/replace/resize operation in progress\n");
- return -EINPROGRESS;
+ return -EINVAL;
}
mutex_lock(&root->fs_info->volume_mutex);
@@ -2300,7 +2304,7 @@ static long btrfs_ioctl_rm_dev(struct file *file, void __user *arg)
1)) {
pr_info("btrfs: dev add/delete/balance/replace/resize operation in progress\n");
mnt_drop_write_file(file);
- return -EINPROGRESS;
+ return -EINVAL;
}
mutex_lock(&root->fs_info->volume_mutex);
@@ -2316,8 +2320,8 @@ static long btrfs_ioctl_rm_dev(struct file *file, void __user *arg)
kfree(vol_args);
out:
mutex_unlock(&root->fs_info->volume_mutex);
- mnt_drop_write_file(file);
atomic_set(&root->fs_info->mutually_exclusive_operation_running, 0);
+ mnt_drop_write_file(file);
return ret;
}
@@ -3437,8 +3441,8 @@ static long btrfs_ioctl_balance(struct file *file, void __user *arg)
struct btrfs_fs_info *fs_info = root->fs_info;
struct btrfs_ioctl_balance_args *bargs;
struct btrfs_balance_control *bctl;
+ bool need_unlock; /* for mut. excl. ops lock */
int ret;
- int need_to_clear_lock = 0;
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
@@ -3447,14 +3451,61 @@ static long btrfs_ioctl_balance(struct file *file, void __user *arg)
if (ret)
return ret;
- mutex_lock(&fs_info->volume_mutex);
+again:
+ if (!atomic_xchg(&fs_info->mutually_exclusive_operation_running, 1)) {
+ mutex_lock(&fs_info->volume_mutex);
+ mutex_lock(&fs_info->balance_mutex);
+ need_unlock = true;
+ goto locked;
+ }
+
+ /*
+ * mut. excl. ops lock is locked. Three possibilites:
+ * (1) some other op is running
+ * (2) balance is running
+ * (3) balance is paused -- special case (think resume)
+ */
mutex_lock(&fs_info->balance_mutex);
+ if (fs_info->balance_ctl) {
+ /* this is either (2) or (3) */
+ if (!atomic_read(&fs_info->balance_running)) {
+ mutex_unlock(&fs_info->balance_mutex);
+ if (!mutex_trylock(&fs_info->volume_mutex))
+ goto again;
+ mutex_lock(&fs_info->balance_mutex);
+
+ if (fs_info->balance_ctl &&
+ !atomic_read(&fs_info->balance_running)) {
+ /* this is (3) */
+ need_unlock = false;
+ goto locked;
+ }
+
+ mutex_unlock(&fs_info->balance_mutex);
+ mutex_unlock(&fs_info->volume_mutex);
+ goto again;
+ } else {
+ /* this is (2) */
+ mutex_unlock(&fs_info->balance_mutex);
+ ret = -EINPROGRESS;
+ goto out;
+ }
+ } else {
+ /* this is (1) */
+ mutex_unlock(&fs_info->balance_mutex);
+ pr_info("btrfs: dev add/delete/balance/replace/resize operation in progress\n");
+ ret = -EINVAL;
+ goto out;
+ }
+
+locked:
+ BUG_ON(!atomic_read(&fs_info->mutually_exclusive_operation_running));
if (arg) {
bargs = memdup_user(arg, sizeof(*bargs));
if (IS_ERR(bargs)) {
ret = PTR_ERR(bargs);
- goto out;
+ goto out_unlock;
}
if (bargs->flags & BTRFS_BALANCE_RESUME) {
@@ -3474,13 +3525,10 @@ static long btrfs_ioctl_balance(struct file *file, void __user *arg)
bargs = NULL;
}
- if (atomic_xchg(&root->fs_info->mutually_exclusive_operation_running,
- 1)) {
- pr_info("btrfs: dev add/delete/balance/replace/resize operation in progress\n");
+ if (fs_info->balance_ctl) {
ret = -EINPROGRESS;
goto out_bargs;
}
- need_to_clear_lock = 1;
bctl = kzalloc(sizeof(*bctl), GFP_NOFS);
if (!bctl) {
@@ -3501,11 +3549,17 @@ static long btrfs_ioctl_balance(struct file *file, void __user *arg)
}
do_balance:
- ret = btrfs_balance(bctl, bargs);
/*
- * bctl is freed in __cancel_balance or in free_fs_info if
- * restriper was paused all the way until unmount
+ * Ownership of bctl and mutually_exclusive_operation_running
+ * goes to to btrfs_balance. bctl is freed in __cancel_balance,
+ * or, if restriper was paused all the way until unmount, in
+ * free_fs_info. mutually_exclusive_operation_running is
+ * cleared in __cancel_balance.
*/
+ need_unlock = false;
+
+ ret = btrfs_balance(bctl, bargs);
+
if (arg) {
if (copy_to_user(arg, bargs, sizeof(*bargs)))
ret = -EFAULT;
@@ -3513,12 +3567,12 @@ do_balance:
out_bargs:
kfree(bargs);
-out:
- if (need_to_clear_lock)
- atomic_set(&root->fs_info->mutually_exclusive_operation_running,
- 0);
+out_unlock:
mutex_unlock(&fs_info->balance_mutex);
mutex_unlock(&fs_info->volume_mutex);
+ if (need_unlock)
+ atomic_set(&fs_info->mutually_exclusive_operation_running, 0);
+out:
mnt_drop_write_file(file);
return ret;
}
@@ -3698,6 +3752,11 @@ static long btrfs_ioctl_qgroup_create(struct file *file, void __user *arg)
goto drop_write;
}
+ if (!sa->qgroupid) {
+ ret = -EINVAL;
+ goto out;
+ }
+
trans = btrfs_join_transaction(root);
if (IS_ERR(trans)) {
ret = PTR_ERR(trans);
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index fe9d02c..a5c8562 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -379,6 +379,13 @@ next1:
ret = add_relation_rb(fs_info, found_key.objectid,
found_key.offset);
+ if (ret == -ENOENT) {
+ printk(KERN_WARNING
+ "btrfs: orphan qgroup relation 0x%llx->0x%llx\n",
+ (unsigned long long)found_key.objectid,
+ (unsigned long long)found_key.offset);
+ ret = 0; /* ignore the error */
+ }
if (ret)
goto out;
next2:
@@ -956,17 +963,28 @@ int btrfs_remove_qgroup(struct btrfs_trans_handle *trans,
struct btrfs_fs_info *fs_info, u64 qgroupid)
{
struct btrfs_root *quota_root;
+ struct btrfs_qgroup *qgroup;
int ret = 0;
quota_root = fs_info->quota_root;
if (!quota_root)
return -EINVAL;
+ /* check if there are no relations to this qgroup */
+ spin_lock(&fs_info->qgroup_lock);
+ qgroup = find_qgroup_rb(fs_info, qgroupid);
+ if (qgroup) {
+ if (!list_empty(&qgroup->groups) || !list_empty(&qgroup->members)) {
+ spin_unlock(&fs_info->qgroup_lock);
+ return -EBUSY;
+ }
+ }
+ spin_unlock(&fs_info->qgroup_lock);
+
ret = del_qgroup_item(trans, quota_root, qgroupid);
spin_lock(&fs_info->qgroup_lock);
del_qgroup_rb(quota_root->fs_info, qgroupid);
-
spin_unlock(&fs_info->qgroup_lock);
return ret;
diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
index 5445454..321b7fb 100644
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -1814,8 +1814,10 @@ static int name_cache_insert(struct send_ctx *sctx,
(unsigned long)nce->ino);
if (!nce_head) {
nce_head = kmalloc(sizeof(*nce_head), GFP_NOFS);
- if (!nce_head)
+ if (!nce_head) {
+ kfree(nce);
return -ENOMEM;
+ }
INIT_LIST_HEAD(nce_head);
ret = radix_tree_insert(&sctx->name_cache, nce->ino, nce_head);
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 99545df..d8982e9 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -267,7 +267,7 @@ void __btrfs_abort_transaction(struct btrfs_trans_handle *trans,
function, line, errstr);
return;
}
- trans->transaction->aborted = errno;
+ ACCESS_ONCE(trans->transaction->aborted) = errno;
__btrfs_std_error(root->fs_info, function, line, errno, NULL);
}
/*
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 87fac9a..f154946 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -1468,7 +1468,8 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
goto cleanup_transaction;
}
- if (cur_trans->aborted) {
+ /* Stop the commit early if ->aborted is set */
+ if (unlikely(ACCESS_ONCE(cur_trans->aborted))) {
ret = cur_trans->aborted;
goto cleanup_transaction;
}
@@ -1574,6 +1575,11 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
wait_event(cur_trans->writer_wait,
atomic_read(&cur_trans->num_writers) == 1);
+ /* ->aborted might be set after the previous check, so check it */
+ if (unlikely(ACCESS_ONCE(cur_trans->aborted))) {
+ ret = cur_trans->aborted;
+ goto cleanup_transaction;
+ }
/*
* the reloc mutex makes sure that we stop
* the balancing code from coming in and moving
@@ -1657,6 +1663,17 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
goto cleanup_transaction;
}
+ /*
+ * The tasks which save the space cache and inode cache may also
+ * update ->aborted, check it.
+ */
+ if (unlikely(ACCESS_ONCE(cur_trans->aborted))) {
+ ret = cur_trans->aborted;
+ mutex_unlock(&root->fs_info->tree_log_mutex);
+ mutex_unlock(&root->fs_info->reloc_mutex);
+ goto cleanup_transaction;
+ }
+
btrfs_prepare_extent_commit(trans, root);
cur_trans = root->fs_info->running_transaction;
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 83186c7..9027bb1 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -3357,6 +3357,11 @@ static int log_one_extent(struct btrfs_trans_handle *trans,
if (skip_csum)
return 0;
+ if (em->compress_type) {
+ csum_offset = 0;
+ csum_len = block_len;
+ }
+
/* block start is already adjusted for the file extent offset. */
ret = btrfs_lookup_csums_range(log->fs_info->csum_root,
em->block_start + csum_offset,
@@ -3410,13 +3415,13 @@ static int btrfs_log_changed_extents(struct btrfs_trans_handle *trans,
em = list_entry(extents.next, struct extent_map, list);
list_del_init(&em->list);
- clear_bit(EXTENT_FLAG_LOGGING, &em->flags);
/*
* If we had an error we just need to delete everybody from our
* private list.
*/
if (ret) {
+ clear_em_logging(tree, em);
free_extent_map(em);
continue;
}
@@ -3424,8 +3429,9 @@ static int btrfs_log_changed_extents(struct btrfs_trans_handle *trans,
write_unlock(&tree->lock);
ret = log_one_extent(trans, inode, root, em, path);
- free_extent_map(em);
write_lock(&tree->lock);
+ clear_em_logging(tree, em);
+ free_extent_map(em);
}
WARN_ON(!list_empty(&extents));
write_unlock(&tree->lock);
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 5cce6aa..15f6efd 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -1431,7 +1431,7 @@ int btrfs_rm_device(struct btrfs_root *root, char *device_path)
}
} else {
ret = btrfs_get_bdev_and_sb(device_path,
- FMODE_READ | FMODE_EXCL,
+ FMODE_WRITE | FMODE_EXCL,
root->fs_info->bdev_holder, 0,
&bdev, &bh);
if (ret)
@@ -2614,7 +2614,14 @@ static int chunk_usage_filter(struct btrfs_fs_info *fs_info, u64 chunk_offset,
cache = btrfs_lookup_block_group(fs_info, chunk_offset);
chunk_used = btrfs_block_group_used(&cache->item);
- user_thresh = div_factor_fine(cache->key.offset, bargs->usage);
+ if (bargs->usage == 0)
+ user_thresh = 0;
+ else if (bargs->usage > 100)
+ user_thresh = cache->key.offset;
+ else
+ user_thresh = div_factor_fine(cache->key.offset,
+ bargs->usage);
+
if (chunk_used < user_thresh)
ret = 0;
@@ -2959,6 +2966,8 @@ static void __cancel_balance(struct btrfs_fs_info *fs_info)
unset_balance_control(fs_info);
ret = del_balance_item(fs_info->tree_root);
BUG_ON(ret);
+
+ atomic_set(&fs_info->mutually_exclusive_operation_running, 0);
}
void update_ioctl_balance_args(struct btrfs_fs_info *fs_info, int lock,
@@ -3138,8 +3147,10 @@ int btrfs_balance(struct btrfs_balance_control *bctl,
out:
if (bctl->flags & BTRFS_BALANCE_RESUME)
__cancel_balance(fs_info);
- else
+ else {
kfree(bctl);
+ atomic_set(&fs_info->mutually_exclusive_operation_running, 0);
+ }
return ret;
}
@@ -3156,7 +3167,6 @@ static int balance_kthread(void *data)
ret = btrfs_balance(fs_info->balance_ctl, NULL);
}
- atomic_set(&fs_info->mutually_exclusive_operation_running, 0);
mutex_unlock(&fs_info->balance_mutex);
mutex_unlock(&fs_info->volume_mutex);
@@ -3179,7 +3189,6 @@ int btrfs_resume_balance_async(struct btrfs_fs_info *fs_info)
return 0;
}
- WARN_ON(atomic_xchg(&fs_info->mutually_exclusive_operation_running, 1));
tsk = kthread_run(balance_kthread, fs_info, "btrfs-balance");
if (IS_ERR(tsk))
return PTR_ERR(tsk);
@@ -3233,6 +3242,8 @@ int btrfs_recover_balance(struct btrfs_fs_info *fs_info)
btrfs_balance_sys(leaf, item, &disk_bargs);
btrfs_disk_balance_args_to_cpu(&bctl->sys, &disk_bargs);
+ WARN_ON(atomic_xchg(&fs_info->mutually_exclusive_operation_running, 1));
+
mutex_lock(&fs_info->volume_mutex);
mutex_lock(&fs_info->balance_mutex);
@@ -3496,7 +3507,7 @@ struct btrfs_raid_attr btrfs_raid_array[BTRFS_NR_RAID_TYPES] = {
{ 1, 1, 2, 2, 2, 2 /* raid1 */ },
{ 1, 2, 1, 1, 1, 2 /* dup */ },
{ 1, 1, 0, 2, 1, 1 /* raid0 */ },
- { 1, 1, 0, 1, 1, 1 /* single */ },
+ { 1, 1, 1, 1, 1, 1 /* single */ },
};
static int __btrfs_alloc_chunk(struct btrfs_trans_handle *trans,
diff --git a/fs/cifs/cifs_dfs_ref.c b/fs/cifs/cifs_dfs_ref.c
index ce5cbd7..210fce2 100644
--- a/fs/cifs/cifs_dfs_ref.c
+++ b/fs/cifs/cifs_dfs_ref.c
@@ -226,6 +226,8 @@ compose_mount_options_out:
compose_mount_options_err:
kfree(mountdata);
mountdata = ERR_PTR(rc);
+ kfree(*devname);
+ *devname = NULL;
goto compose_mount_options_out;
}
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 17c3643..12b3da3 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -1917,7 +1917,7 @@ srcip_matches(struct sockaddr *srcaddr, struct sockaddr *rhs)
}
case AF_INET6: {
struct sockaddr_in6 *saddr6 = (struct sockaddr_in6 *)srcaddr;
- struct sockaddr_in6 *vaddr6 = (struct sockaddr_in6 *)&rhs;
+ struct sockaddr_in6 *vaddr6 = (struct sockaddr_in6 *)rhs;
return ipv6_addr_equal(&saddr6->sin6_addr, &vaddr6->sin6_addr);
}
default:
diff --git a/fs/f2fs/acl.c b/fs/f2fs/acl.c
index e95b949..137af42 100644
--- a/fs/f2fs/acl.c
+++ b/fs/f2fs/acl.c
@@ -191,15 +191,14 @@ struct posix_acl *f2fs_get_acl(struct inode *inode, int type)
retval = f2fs_getxattr(inode, name_index, "", value, retval);
}
- if (retval < 0) {
- if (retval == -ENODATA)
- acl = NULL;
- else
- acl = ERR_PTR(retval);
- } else {
+ if (retval > 0)
acl = f2fs_acl_from_disk(value, retval);
- }
+ else if (retval == -ENODATA)
+ acl = NULL;
+ else
+ acl = ERR_PTR(retval);
kfree(value);
+
if (!IS_ERR(acl))
set_cached_acl(inode, type, acl);
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 6ef36c3..ff3c843 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -214,7 +214,6 @@ retry:
goto retry;
}
new->ino = ino;
- INIT_LIST_HEAD(&new->list);
/* add new_oentry into list which is sorted by inode number */
if (orphan) {
@@ -772,7 +771,7 @@ void init_orphan_info(struct f2fs_sb_info *sbi)
sbi->n_orphans = 0;
}
-int create_checkpoint_caches(void)
+int __init create_checkpoint_caches(void)
{
orphan_entry_slab = f2fs_kmem_cache_create("f2fs_orphan_entry",
sizeof(struct orphan_inode_entry), NULL);
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 3aa5ce7..7bd22a2 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -547,6 +547,15 @@ redirty_out:
#define MAX_DESIRED_PAGES_WP 4096
+static int __f2fs_writepage(struct page *page, struct writeback_control *wbc,
+ void *data)
+{
+ struct address_space *mapping = data;
+ int ret = mapping->a_ops->writepage(page, wbc);
+ mapping_set_error(mapping, ret);
+ return ret;
+}
+
static int f2fs_write_data_pages(struct address_space *mapping,
struct writeback_control *wbc)
{
@@ -563,7 +572,7 @@ static int f2fs_write_data_pages(struct address_space *mapping,
if (!S_ISDIR(inode->i_mode))
mutex_lock(&sbi->writepages);
- ret = generic_writepages(mapping, wbc);
+ ret = write_cache_pages(mapping, wbc, __f2fs_writepage, mapping);
if (!S_ISDIR(inode->i_mode))
mutex_unlock(&sbi->writepages);
f2fs_submit_bio(sbi, DATA, (wbc->sync_mode == WB_SYNC_ALL));
@@ -689,6 +698,11 @@ static int f2fs_set_data_page_dirty(struct page *page)
return 0;
}
+static sector_t f2fs_bmap(struct address_space *mapping, sector_t block)
+{
+ return generic_block_bmap(mapping, block, get_data_block_ro);
+}
+
const struct address_space_operations f2fs_dblock_aops = {
.readpage = f2fs_read_data_page,
.readpages = f2fs_read_data_pages,
@@ -700,4 +714,5 @@ const struct address_space_operations f2fs_dblock_aops = {
.invalidatepage = f2fs_invalidate_data_page,
.releasepage = f2fs_release_data_page,
.direct_IO = f2fs_direct_IO,
+ .bmap = f2fs_bmap,
};
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index 0e0380a..c8c3730 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -26,6 +26,7 @@
static LIST_HEAD(f2fs_stat_list);
static struct dentry *debugfs_root;
+static DEFINE_MUTEX(f2fs_stat_mutex);
static void update_general_status(struct f2fs_sb_info *sbi)
{
@@ -180,18 +181,14 @@ static int stat_show(struct seq_file *s, void *v)
int i = 0;
int j;
+ mutex_lock(&f2fs_stat_mutex);
list_for_each_entry_safe(si, next, &f2fs_stat_list, stat_list) {
- mutex_lock(&si->stat_lock);
- if (!si->sbi) {
- mutex_unlock(&si->stat_lock);
- continue;
- }
update_general_status(si->sbi);
seq_printf(s, "\n=====[ partition info. #%d ]=====\n", i++);
- seq_printf(s, "[SB: 1] [CP: 2] [NAT: %d] [SIT: %d] ",
- si->nat_area_segs, si->sit_area_segs);
+ seq_printf(s, "[SB: 1] [CP: 2] [SIT: %d] [NAT: %d] ",
+ si->sit_area_segs, si->nat_area_segs);
seq_printf(s, "[SSA: %d] [MAIN: %d",
si->ssa_area_segs, si->main_area_segs);
seq_printf(s, "(OverProv:%d Resv:%d)]\n\n",
@@ -286,8 +283,8 @@ static int stat_show(struct seq_file *s, void *v)
seq_printf(s, "\nMemory: %u KB = static: %u + cached: %u\n",
(si->base_mem + si->cache_mem) >> 10,
si->base_mem >> 10, si->cache_mem >> 10);
- mutex_unlock(&si->stat_lock);
}
+ mutex_unlock(&f2fs_stat_mutex);
return 0;
}
@@ -303,7 +300,7 @@ static const struct file_operations stat_fops = {
.release = single_release,
};
-static int init_stats(struct f2fs_sb_info *sbi)
+int f2fs_build_stats(struct f2fs_sb_info *sbi)
{
struct f2fs_super_block *raw_super = F2FS_RAW_SUPER(sbi);
struct f2fs_stat_info *si;
@@ -313,9 +310,6 @@ static int init_stats(struct f2fs_sb_info *sbi)
return -ENOMEM;
si = sbi->stat_info;
- mutex_init(&si->stat_lock);
- list_add_tail(&si->stat_list, &f2fs_stat_list);
-
si->all_area_segs = le32_to_cpu(raw_super->segment_count);
si->sit_area_segs = le32_to_cpu(raw_super->segment_count_sit);
si->nat_area_segs = le32_to_cpu(raw_super->segment_count_nat);
@@ -325,21 +319,11 @@ static int init_stats(struct f2fs_sb_info *sbi)
si->main_area_zones = si->main_area_sections /
le32_to_cpu(raw_super->secs_per_zone);
si->sbi = sbi;
- return 0;
-}
-int f2fs_build_stats(struct f2fs_sb_info *sbi)
-{
- int retval;
-
- retval = init_stats(sbi);
- if (retval)
- return retval;
-
- if (!debugfs_root)
- debugfs_root = debugfs_create_dir("f2fs", NULL);
+ mutex_lock(&f2fs_stat_mutex);
+ list_add_tail(&si->stat_list, &f2fs_stat_list);
+ mutex_unlock(&f2fs_stat_mutex);
- debugfs_create_file("status", S_IRUGO, debugfs_root, NULL, &stat_fops);
return 0;
}
@@ -347,14 +331,22 @@ void f2fs_destroy_stats(struct f2fs_sb_info *sbi)
{
struct f2fs_stat_info *si = sbi->stat_info;
+ mutex_lock(&f2fs_stat_mutex);
list_del(&si->stat_list);
- mutex_lock(&si->stat_lock);
- si->sbi = NULL;
- mutex_unlock(&si->stat_lock);
+ mutex_unlock(&f2fs_stat_mutex);
+
kfree(sbi->stat_info);
}
-void destroy_root_stats(void)
+void __init f2fs_create_root_stats(void)
+{
+ debugfs_root = debugfs_create_dir("f2fs", NULL);
+ if (debugfs_root)
+ debugfs_create_file("status", S_IRUGO, debugfs_root,
+ NULL, &stat_fops);
+}
+
+void f2fs_destroy_root_stats(void)
{
debugfs_remove_recursive(debugfs_root);
debugfs_root = NULL;
diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
index 951ed52..989980e 100644
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -503,7 +503,7 @@ void f2fs_delete_entry(struct f2fs_dir_entry *dentry, struct page *page,
}
if (inode) {
- inode->i_ctime = dir->i_ctime = dir->i_mtime = CURRENT_TIME;
+ inode->i_ctime = CURRENT_TIME;
drop_nlink(inode);
if (S_ISDIR(inode->i_mode)) {
drop_nlink(inode);
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 13c6dfb..c8e2d75 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -211,11 +211,11 @@ struct dnode_of_data {
static inline void set_new_dnode(struct dnode_of_data *dn, struct inode *inode,
struct page *ipage, struct page *npage, nid_t nid)
{
+ memset(dn, 0, sizeof(*dn));
dn->inode = inode;
dn->inode_page = ipage;
dn->node_page = npage;
dn->nid = nid;
- dn->inode_page_locked = 0;
}
/*
@@ -877,6 +877,8 @@ bool f2fs_empty_dir(struct inode *);
* super.c
*/
int f2fs_sync_fs(struct super_block *, int);
+extern __printf(3, 4)
+void f2fs_msg(struct super_block *, const char *, const char *, ...);
/*
* hash.c
@@ -912,7 +914,7 @@ int restore_node_summary(struct f2fs_sb_info *, unsigned int,
void flush_nat_entries(struct f2fs_sb_info *);
int build_node_manager(struct f2fs_sb_info *);
void destroy_node_manager(struct f2fs_sb_info *);
-int create_node_manager_caches(void);
+int __init create_node_manager_caches(void);
void destroy_node_manager_caches(void);
/*
@@ -964,7 +966,7 @@ void sync_dirty_dir_inodes(struct f2fs_sb_info *);
void block_operations(struct f2fs_sb_info *);
void write_checkpoint(struct f2fs_sb_info *, bool, bool);
void init_orphan_info(struct f2fs_sb_info *);
-int create_checkpoint_caches(void);
+int __init create_checkpoint_caches(void);
void destroy_checkpoint_caches(void);
/*
@@ -984,9 +986,9 @@ int do_write_data_page(struct page *);
int start_gc_thread(struct f2fs_sb_info *);
void stop_gc_thread(struct f2fs_sb_info *);
block_t start_bidx_of_node(unsigned int);
-int f2fs_gc(struct f2fs_sb_info *, int);
+int f2fs_gc(struct f2fs_sb_info *);
void build_gc_manager(struct f2fs_sb_info *);
-int create_gc_caches(void);
+int __init create_gc_caches(void);
void destroy_gc_caches(void);
/*
@@ -1058,7 +1060,8 @@ struct f2fs_stat_info {
int f2fs_build_stats(struct f2fs_sb_info *);
void f2fs_destroy_stats(struct f2fs_sb_info *);
-void destroy_root_stats(void);
+void __init f2fs_create_root_stats(void);
+void f2fs_destroy_root_stats(void);
#else
#define stat_inc_call_count(si)
#define stat_inc_seg_count(si, type)
@@ -1068,7 +1071,8 @@ void destroy_root_stats(void);
static inline int f2fs_build_stats(struct f2fs_sb_info *sbi) { return 0; }
static inline void f2fs_destroy_stats(struct f2fs_sb_info *sbi) { }
-static inline void destroy_root_stats(void) { }
+static inline void __init f2fs_create_root_stats(void) { }
+static inline void f2fs_destroy_root_stats(void) { }
#endif
extern const struct file_operations f2fs_dir_operations;
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 7f9ea92..3191b52 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -96,8 +96,9 @@ out:
}
static const struct vm_operations_struct f2fs_file_vm_ops = {
- .fault = filemap_fault,
- .page_mkwrite = f2fs_vm_page_mkwrite,
+ .fault = filemap_fault,
+ .page_mkwrite = f2fs_vm_page_mkwrite,
+ .remap_pages = generic_file_remap_pages,
};
static int need_to_sync_dir(struct f2fs_sb_info *sbi, struct inode *inode)
@@ -137,6 +138,9 @@ int f2fs_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
if (ret)
return ret;
+ /* guarantee free sections for fsync */
+ f2fs_balance_fs(sbi);
+
mutex_lock(&inode->i_mutex);
if (datasync && !(inode->i_state & I_DIRTY_DATASYNC))
@@ -407,6 +411,8 @@ int truncate_hole(struct inode *inode, pgoff_t pg_start, pgoff_t pg_end)
struct dnode_of_data dn;
struct f2fs_sb_info *sbi = F2FS_SB(inode->i_sb);
+ f2fs_balance_fs(sbi);
+
mutex_lock_op(sbi, DATA_TRUNC);
set_new_dnode(&dn, inode, NULL, NULL, 0);
err = get_dnode_of_data(&dn, index, RDONLY_NODE);
@@ -534,7 +540,6 @@ static long f2fs_fallocate(struct file *file, int mode,
loff_t offset, loff_t len)
{
struct inode *inode = file->f_path.dentry->d_inode;
- struct f2fs_sb_info *sbi = F2FS_SB(inode->i_sb);
long ret;
if (mode & ~(FALLOC_FL_KEEP_SIZE | FALLOC_FL_PUNCH_HOLE))
@@ -545,7 +550,10 @@ static long f2fs_fallocate(struct file *file, int mode,
else
ret = expand_inode_data(inode, offset, len, mode);
- f2fs_balance_fs(sbi);
+ if (!ret) {
+ inode->i_mtime = inode->i_ctime = CURRENT_TIME;
+ mark_inode_dirty(inode);
+ }
return ret;
}
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index b0ec721..c386910 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -78,7 +78,7 @@ static int gc_thread_func(void *data)
sbi->bg_gc++;
- if (f2fs_gc(sbi, 1) == GC_NONE)
+ if (f2fs_gc(sbi) == GC_NONE)
wait_ms = GC_THREAD_NOGC_SLEEP_TIME;
else if (wait_ms == GC_THREAD_NOGC_SLEEP_TIME)
wait_ms = GC_THREAD_MAX_SLEEP_TIME;
@@ -424,7 +424,11 @@ next_step:
}
/*
- * Calculate start block index that this node page contains
+ * Calculate start block index indicating the given node offset.
+ * Be careful, caller should give this node offset only indicating direct node
+ * blocks. If any node offsets, which point the other types of node blocks such
+ * as indirect or double indirect node blocks, are given, it must be a caller's
+ * bug.
*/
block_t start_bidx_of_node(unsigned int node_ofs)
{
@@ -651,62 +655,44 @@ static int do_garbage_collect(struct f2fs_sb_info *sbi, unsigned int segno,
return ret;
}
-int f2fs_gc(struct f2fs_sb_info *sbi, int nGC)
+int f2fs_gc(struct f2fs_sb_info *sbi)
{
- unsigned int segno;
- int old_free_secs, cur_free_secs;
- int gc_status, nfree;
struct list_head ilist;
+ unsigned int segno, i;
int gc_type = BG_GC;
+ int gc_status = GC_NONE;
INIT_LIST_HEAD(&ilist);
gc_more:
- nfree = 0;
- gc_status = GC_NONE;
+ if (!(sbi->sb->s_flags & MS_ACTIVE))
+ goto stop;
if (has_not_enough_free_secs(sbi))
- old_free_secs = reserved_sections(sbi);
- else
- old_free_secs = free_sections(sbi);
-
- while (sbi->sb->s_flags & MS_ACTIVE) {
- int i;
- if (has_not_enough_free_secs(sbi))
- gc_type = FG_GC;
+ gc_type = FG_GC;
- cur_free_secs = free_sections(sbi) + nfree;
+ if (!__get_victim(sbi, &segno, gc_type, NO_CHECK_TYPE))
+ goto stop;
- /* We got free space successfully. */
- if (nGC < cur_free_secs - old_free_secs)
- break;
-
- if (!__get_victim(sbi, &segno, gc_type, NO_CHECK_TYPE))
+ for (i = 0; i < sbi->segs_per_sec; i++) {
+ /*
+ * do_garbage_collect will give us three gc_status:
+ * GC_ERROR, GC_DONE, and GC_BLOCKED.
+ * If GC is finished uncleanly, we have to return
+ * the victim to dirty segment list.
+ */
+ gc_status = do_garbage_collect(sbi, segno + i, &ilist, gc_type);
+ if (gc_status != GC_DONE)
break;
-
- for (i = 0; i < sbi->segs_per_sec; i++) {
- /*
- * do_garbage_collect will give us three gc_status:
- * GC_ERROR, GC_DONE, and GC_BLOCKED.
- * If GC is finished uncleanly, we have to return
- * the victim to dirty segment list.
- */
- gc_status = do_garbage_collect(sbi, segno + i,
- &ilist, gc_type);
- if (gc_status != GC_DONE)
- goto stop;
- nfree++;
- }
}
-stop:
- if (has_not_enough_free_secs(sbi) || gc_status == GC_BLOCKED) {
+ if (has_not_enough_free_secs(sbi)) {
write_checkpoint(sbi, (gc_status == GC_BLOCKED), false);
- if (nfree)
+ if (has_not_enough_free_secs(sbi))
goto gc_more;
}
+stop:
mutex_unlock(&sbi->gc_mutex);
put_gc_inode(&ilist);
- BUG_ON(!list_empty(&ilist));
return gc_status;
}
@@ -715,7 +701,7 @@ void build_gc_manager(struct f2fs_sb_info *sbi)
DIRTY_I(sbi)->v_ops = &default_v_ops;
}
-int create_gc_caches(void)
+int __init create_gc_caches(void)
{
winode_slab = f2fs_kmem_cache_create("f2fs_gc_inodes",
sizeof(struct inode_entry), NULL);
diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
index bf20b4d..7942417 100644
--- a/fs/f2fs/inode.c
+++ b/fs/f2fs/inode.c
@@ -217,6 +217,9 @@ int f2fs_write_inode(struct inode *inode, struct writeback_control *wbc)
inode->i_ino == F2FS_META_INO(sbi))
return 0;
+ if (wbc)
+ f2fs_balance_fs(sbi);
+
node_page = get_node_page(sbi, inode->i_ino);
if (IS_ERR(node_page))
return PTR_ERR(node_page);
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index 5066bfd..9bda63c 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -1124,6 +1124,12 @@ static int f2fs_write_node_page(struct page *page,
return 0;
}
+/*
+ * It is very important to gather dirty pages and write at once, so that we can
+ * submit a big bio without interfering other data writes.
+ * Be default, 512 pages (2MB), a segment size, is quite reasonable.
+ */
+#define COLLECT_DIRTY_NODES 512
static int f2fs_write_node_pages(struct address_space *mapping,
struct writeback_control *wbc)
{
@@ -1131,17 +1137,16 @@ static int f2fs_write_node_pages(struct address_space *mapping,
struct block_device *bdev = sbi->sb->s_bdev;
long nr_to_write = wbc->nr_to_write;
- if (wbc->for_kupdate)
- return 0;
-
- if (get_pages(sbi, F2FS_DIRTY_NODES) == 0)
- return 0;
-
+ /* First check balancing cached NAT entries */
if (try_to_free_nats(sbi, NAT_ENTRY_PER_BLOCK)) {
write_checkpoint(sbi, false, false);
return 0;
}
+ /* collect a number of dirty node pages and write together */
+ if (get_pages(sbi, F2FS_DIRTY_NODES) < COLLECT_DIRTY_NODES)
+ return 0;
+
/* if mounting is failed, skip writing node pages */
wbc->nr_to_write = bio_get_nr_vecs(bdev);
sync_node_pages(sbi, 0, wbc);
@@ -1732,7 +1737,7 @@ void destroy_node_manager(struct f2fs_sb_info *sbi)
kfree(nm_i);
}
-int create_node_manager_caches(void)
+int __init create_node_manager_caches(void)
{
nat_entry_slab = f2fs_kmem_cache_create("nat_entry",
sizeof(struct nat_entry), NULL);
diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c
index b571fee..f42e406 100644
--- a/fs/f2fs/recovery.c
+++ b/fs/f2fs/recovery.c
@@ -67,7 +67,7 @@ static int recover_dentry(struct page *ipage, struct inode *inode)
kunmap(page);
f2fs_put_page(page, 0);
} else {
- f2fs_add_link(&dent, inode);
+ err = f2fs_add_link(&dent, inode);
}
iput(dir);
out:
@@ -151,7 +151,6 @@ static int find_fsync_dnodes(struct f2fs_sb_info *sbi, struct list_head *head)
goto out;
}
- INIT_LIST_HEAD(&entry->list);
list_add_tail(&entry->list, head);
entry->blkaddr = blkaddr;
}
@@ -174,10 +173,9 @@ out:
static void destroy_fsync_dnodes(struct f2fs_sb_info *sbi,
struct list_head *head)
{
- struct list_head *this;
- struct fsync_inode_entry *entry;
- list_for_each(this, head) {
- entry = list_entry(this, struct fsync_inode_entry, list);
+ struct fsync_inode_entry *entry, *tmp;
+
+ list_for_each_entry_safe(entry, tmp, head, list) {
iput(entry->inode);
list_del(&entry->list);
kmem_cache_free(fsync_entry_slab, entry);
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index de62409..4b00990 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -31,7 +31,7 @@ void f2fs_balance_fs(struct f2fs_sb_info *sbi)
*/
if (has_not_enough_free_secs(sbi)) {
mutex_lock(&sbi->gc_mutex);
- f2fs_gc(sbi, 1);
+ f2fs_gc(sbi);
}
}
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 08a94c8..37fad04 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -53,6 +53,18 @@ static match_table_t f2fs_tokens = {
{Opt_err, NULL},
};
+void f2fs_msg(struct super_block *sb, const char *level, const char *fmt, ...)
+{
+ struct va_format vaf;
+ va_list args;
+
+ va_start(args, fmt);
+ vaf.fmt = fmt;
+ vaf.va = &args;
+ printk("%sF2FS-fs (%s): %pV\n", level, sb->s_id, &vaf);
+ va_end(args);
+}
+
static void init_once(void *foo)
{
struct f2fs_inode_info *fi = (struct f2fs_inode_info *) foo;
@@ -125,6 +137,8 @@ int f2fs_sync_fs(struct super_block *sb, int sync)
if (sync)
write_checkpoint(sbi, false, false);
+ else
+ f2fs_balance_fs(sbi);
return 0;
}
@@ -247,7 +261,8 @@ static const struct export_operations f2fs_export_ops = {
.get_parent = f2fs_get_parent,
};
-static int parse_options(struct f2fs_sb_info *sbi, char *options)
+static int parse_options(struct super_block *sb, struct f2fs_sb_info *sbi,
+ char *options)
{
substring_t args[MAX_OPT_ARGS];
char *p;
@@ -286,7 +301,8 @@ static int parse_options(struct f2fs_sb_info *sbi, char *options)
break;
#else
case Opt_nouser_xattr:
- pr_info("nouser_xattr options not supported\n");
+ f2fs_msg(sb, KERN_INFO,
+ "nouser_xattr options not supported");
break;
#endif
#ifdef CONFIG_F2FS_FS_POSIX_ACL
@@ -295,7 +311,7 @@ static int parse_options(struct f2fs_sb_info *sbi, char *options)
break;
#else
case Opt_noacl:
- pr_info("noacl options not supported\n");
+ f2fs_msg(sb, KERN_INFO, "noacl options not supported");
break;
#endif
case Opt_active_logs:
@@ -309,8 +325,9 @@ static int parse_options(struct f2fs_sb_info *sbi, char *options)
set_opt(sbi, DISABLE_EXT_IDENTIFY);
break;
default:
- pr_err("Unrecognized mount option \"%s\" or missing value\n",
- p);
+ f2fs_msg(sb, KERN_ERR,
+ "Unrecognized mount option \"%s\" or missing value",
+ p);
return -EINVAL;
}
}
@@ -337,23 +354,36 @@ static loff_t max_file_size(unsigned bits)
return result;
}
-static int sanity_check_raw_super(struct f2fs_super_block *raw_super)
+static int sanity_check_raw_super(struct super_block *sb,
+ struct f2fs_super_block *raw_super)
{
unsigned int blocksize;
- if (F2FS_SUPER_MAGIC != le32_to_cpu(raw_super->magic))
+ if (F2FS_SUPER_MAGIC != le32_to_cpu(raw_super->magic)) {
+ f2fs_msg(sb, KERN_INFO,
+ "Magic Mismatch, valid(0x%x) - read(0x%x)",
+ F2FS_SUPER_MAGIC, le32_to_cpu(raw_super->magic));
return 1;
+ }
/* Currently, support only 4KB block size */
blocksize = 1 << le32_to_cpu(raw_super->log_blocksize);
- if (blocksize != PAGE_CACHE_SIZE)
+ if (blocksize != PAGE_CACHE_SIZE) {
+ f2fs_msg(sb, KERN_INFO,
+ "Invalid blocksize (%u), supports only 4KB\n",
+ blocksize);
return 1;
+ }
if (le32_to_cpu(raw_super->log_sectorsize) !=
- F2FS_LOG_SECTOR_SIZE)
+ F2FS_LOG_SECTOR_SIZE) {
+ f2fs_msg(sb, KERN_INFO, "Invalid log sectorsize");
return 1;
+ }
if (le32_to_cpu(raw_super->log_sectors_per_block) !=
- F2FS_LOG_SECTORS_PER_BLOCK)
+ F2FS_LOG_SECTORS_PER_BLOCK) {
+ f2fs_msg(sb, KERN_INFO, "Invalid log sectors per block");
return 1;
+ }
return 0;
}
@@ -413,14 +443,17 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
if (!sbi)
return -ENOMEM;
- /* set a temporary block size */
- if (!sb_set_blocksize(sb, F2FS_BLKSIZE))
+ /* set a block size */
+ if (!sb_set_blocksize(sb, F2FS_BLKSIZE)) {
+ f2fs_msg(sb, KERN_ERR, "unable to set blocksize");
goto free_sbi;
+ }
/* read f2fs raw super block */
raw_super_buf = sb_bread(sb, 0);
if (!raw_super_buf) {
err = -EIO;
+ f2fs_msg(sb, KERN_ERR, "unable to read superblock");
goto free_sbi;
}
raw_super = (struct f2fs_super_block *)
@@ -438,12 +471,14 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
set_opt(sbi, POSIX_ACL);
#endif
/* parse mount options */
- if (parse_options(sbi, (char *)data))
+ if (parse_options(sb, sbi, (char *)data))
goto free_sb_buf;
/* sanity checking of raw super */
- if (sanity_check_raw_super(raw_super))
+ if (sanity_check_raw_super(sb, raw_super)) {
+ f2fs_msg(sb, KERN_ERR, "Can't find a valid F2FS filesystem");
goto free_sb_buf;
+ }
sb->s_maxbytes = max_file_size(le32_to_cpu(raw_super->log_blocksize));
sb->s_max_links = F2FS_LINK_MAX;
@@ -477,18 +512,23 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
/* get an inode for meta space */
sbi->meta_inode = f2fs_iget(sb, F2FS_META_INO(sbi));
if (IS_ERR(sbi->meta_inode)) {
+ f2fs_msg(sb, KERN_ERR, "Failed to read F2FS meta data inode");
err = PTR_ERR(sbi->meta_inode);
goto free_sb_buf;
}
err = get_valid_checkpoint(sbi);
- if (err)
+ if (err) {
+ f2fs_msg(sb, KERN_ERR, "Failed to get valid F2FS checkpoint");
goto free_meta_inode;
+ }
/* sanity checking of checkpoint */
err = -EINVAL;
- if (sanity_check_ckpt(raw_super, sbi->ckpt))
+ if (sanity_check_ckpt(raw_super, sbi->ckpt)) {
+ f2fs_msg(sb, KERN_ERR, "Invalid F2FS checkpoint");
goto free_cp;
+ }
sbi->total_valid_node_count =
le32_to_cpu(sbi->ckpt->valid_node_count);
@@ -502,25 +542,28 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
INIT_LIST_HEAD(&sbi->dir_inode_list);
spin_lock_init(&sbi->dir_inode_lock);
- /* init super block */
- if (!sb_set_blocksize(sb, sbi->blocksize))
- goto free_cp;
-
init_orphan_info(sbi);
/* setup f2fs internal modules */
err = build_segment_manager(sbi);
- if (err)
+ if (err) {
+ f2fs_msg(sb, KERN_ERR,
+ "Failed to initialize F2FS segment manager");
goto free_sm;
+ }
err = build_node_manager(sbi);
- if (err)
+ if (err) {
+ f2fs_msg(sb, KERN_ERR,
+ "Failed to initialize F2FS node manager");
goto free_nm;
+ }
build_gc_manager(sbi);
/* get an inode for node space */
sbi->node_inode = f2fs_iget(sb, F2FS_NODE_INO(sbi));
if (IS_ERR(sbi->node_inode)) {
+ f2fs_msg(sb, KERN_ERR, "Failed to read node inode");
err = PTR_ERR(sbi->node_inode);
goto free_nm;
}
@@ -533,6 +576,7 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
/* read root inode and dentry */
root = f2fs_iget(sb, F2FS_ROOT_INO(sbi));
if (IS_ERR(root)) {
+ f2fs_msg(sb, KERN_ERR, "Failed to read root inode");
err = PTR_ERR(root);
goto free_node_inode;
}
@@ -596,7 +640,7 @@ static struct file_system_type f2fs_fs_type = {
.fs_flags = FS_REQUIRES_DEV,
};
-static int init_inodecache(void)
+static int __init init_inodecache(void)
{
f2fs_inode_cachep = f2fs_kmem_cache_create("f2fs_inode_cache",
sizeof(struct f2fs_inode_info), NULL);
@@ -631,14 +675,17 @@ static int __init init_f2fs_fs(void)
err = create_checkpoint_caches();
if (err)
goto fail;
- return register_filesystem(&f2fs_fs_type);
+ err = register_filesystem(&f2fs_fs_type);
+ if (err)
+ goto fail;
+ f2fs_create_root_stats();
fail:
return err;
}
static void __exit exit_f2fs_fs(void)
{
- destroy_root_stats();
+ f2fs_destroy_root_stats();
unregister_filesystem(&f2fs_fs_type);
destroy_checkpoint_caches();
destroy_gc_caches();
diff --git a/fs/f2fs/xattr.c b/fs/f2fs/xattr.c
index 940136a..8038c04 100644
--- a/fs/f2fs/xattr.c
+++ b/fs/f2fs/xattr.c
@@ -318,6 +318,8 @@ int f2fs_setxattr(struct inode *inode, int name_index, const char *name,
if (name_len > 255 || value_len > MAX_VALUE_LEN)
return -ERANGE;
+ f2fs_balance_fs(sbi);
+
mutex_lock_op(sbi, NODE_NEW);
if (!fi->i_xattr_nid) {
/* Allocate new attribute block */
diff --git a/fs/fuse/Kconfig b/fs/fuse/Kconfig
index 0cf160a..1b2f6c2 100644
--- a/fs/fuse/Kconfig
+++ b/fs/fuse/Kconfig
@@ -4,12 +4,24 @@ config FUSE_FS
With FUSE it is possible to implement a fully functional filesystem
in a userspace program.
- There's also companion library: libfuse. This library along with
- utilities is available from the FUSE homepage:
+ There's also a companion library: libfuse2. This library is available
+ from the FUSE homepage:
<http://fuse.sourceforge.net/>
+ although chances are your distribution already has that library
+ installed if you've installed the "fuse" package itself.
See <file:Documentation/filesystems/fuse.txt> for more information.
See <file:Documentation/Changes> for needed library/utility version.
If you want to develop a userspace FS, or if you want to use
a filesystem based on FUSE, answer Y or M.
+
+config CUSE
+ tristate "Character device in Userspace support"
+ depends on FUSE_FS
+ help
+ This FUSE extension allows character devices to be
+ implemented in userspace.
+
+ If you want to develop or use a userspace character device
+ based on CUSE, answer Y or M.
diff --git a/fs/fuse/cuse.c b/fs/fuse/cuse.c
index ee8d550..e397b67 100644
--- a/fs/fuse/cuse.c
+++ b/fs/fuse/cuse.c
@@ -45,7 +45,6 @@
#include <linux/miscdevice.h>
#include <linux/mutex.h>
#include <linux/slab.h>
-#include <linux/spinlock.h>
#include <linux/stat.h>
#include <linux/module.h>
@@ -63,7 +62,7 @@ struct cuse_conn {
bool unrestricted_ioctl;
};
-static DEFINE_SPINLOCK(cuse_lock); /* protects cuse_conntbl */
+static DEFINE_MUTEX(cuse_lock); /* protects registration */
static struct list_head cuse_conntbl[CUSE_CONNTBL_LEN];
static struct class *cuse_class;
@@ -114,14 +113,14 @@ static int cuse_open(struct inode *inode, struct file *file)
int rc;
/* look up and get the connection */
- spin_lock(&cuse_lock);
+ mutex_lock(&cuse_lock);
list_for_each_entry(pos, cuse_conntbl_head(devt), list)
if (pos->dev->devt == devt) {
fuse_conn_get(&pos->fc);
cc = pos;
break;
}
- spin_unlock(&cuse_lock);
+ mutex_unlock(&cuse_lock);
/* dead? */
if (!cc)
@@ -267,7 +266,7 @@ static int cuse_parse_one(char **pp, char *end, char **keyp, char **valp)
static int cuse_parse_devinfo(char *p, size_t len, struct cuse_devinfo *devinfo)
{
char *end = p + len;
- char *key, *val;
+ char *uninitialized_var(key), *uninitialized_var(val);
int rc;
while (true) {
@@ -305,14 +304,14 @@ static void cuse_gendev_release(struct device *dev)
*/
static void cuse_process_init_reply(struct fuse_conn *fc, struct fuse_req *req)
{
- struct cuse_conn *cc = fc_to_cc(fc);
+ struct cuse_conn *cc = fc_to_cc(fc), *pos;
struct cuse_init_out *arg = req->out.args[0].value;
struct page *page = req->pages[0];
struct cuse_devinfo devinfo = { };
struct device *dev;
struct cdev *cdev;
dev_t devt;
- int rc;
+ int rc, i;
if (req->out.h.error ||
arg->major != FUSE_KERNEL_VERSION || arg->minor < 11) {
@@ -356,15 +355,24 @@ static void cuse_process_init_reply(struct fuse_conn *fc, struct fuse_req *req)
dev_set_drvdata(dev, cc);
dev_set_name(dev, "%s", devinfo.name);
+ mutex_lock(&cuse_lock);
+
+ /* make sure the device-name is unique */
+ for (i = 0; i < CUSE_CONNTBL_LEN; ++i) {
+ list_for_each_entry(pos, &cuse_conntbl[i], list)
+ if (!strcmp(dev_name(pos->dev), dev_name(dev)))
+ goto err_unlock;
+ }
+
rc = device_add(dev);
if (rc)
- goto err_device;
+ goto err_unlock;
/* register cdev */
rc = -ENOMEM;
cdev = cdev_alloc();
if (!cdev)
- goto err_device;
+ goto err_unlock;
cdev->owner = THIS_MODULE;
cdev->ops = &cuse_frontend_fops;
@@ -377,9 +385,8 @@ static void cuse_process_init_reply(struct fuse_conn *fc, struct fuse_req *req)
cc->cdev = cdev;
/* make the device available */
- spin_lock(&cuse_lock);
list_add(&cc->list, cuse_conntbl_head(devt));
- spin_unlock(&cuse_lock);
+ mutex_unlock(&cuse_lock);
/* announce device availability */
dev_set_uevent_suppress(dev, 0);
@@ -391,7 +398,8 @@ out:
err_cdev:
cdev_del(cdev);
-err_device:
+err_unlock:
+ mutex_unlock(&cuse_lock);
put_device(dev);
err_region:
unregister_chrdev_region(devt, 1);
@@ -520,9 +528,9 @@ static int cuse_channel_release(struct inode *inode, struct file *file)
int rc;
/* remove from the conntbl, no more access from this point on */
- spin_lock(&cuse_lock);
+ mutex_lock(&cuse_lock);
list_del_init(&cc->list);
- spin_unlock(&cuse_lock);
+ mutex_unlock(&cuse_lock);
/* remove device */
if (cc->dev)
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index c163353..e83351a 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -692,8 +692,6 @@ static int fuse_try_move_page(struct fuse_copy_state *cs, struct page **pagep)
struct page *oldpage = *pagep;
struct page *newpage;
struct pipe_buffer *buf = cs->pipebufs;
- struct address_space *mapping;
- pgoff_t index;
unlock_request(cs->fc, cs->req);
fuse_copy_finish(cs);
@@ -724,9 +722,6 @@ static int fuse_try_move_page(struct fuse_copy_state *cs, struct page **pagep)
if (fuse_check_page(newpage) != 0)
goto out_fallback_unlock;
- mapping = oldpage->mapping;
- index = oldpage->index;
-
/*
* This is a new and locked page, it shouldn't be mapped or
* have any special flags on it
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index e21d4d8..f3ab824 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -2177,8 +2177,8 @@ fuse_direct_IO(int rw, struct kiocb *iocb, const struct iovec *iov,
return ret;
}
-long fuse_file_fallocate(struct file *file, int mode, loff_t offset,
- loff_t length)
+static long fuse_file_fallocate(struct file *file, int mode, loff_t offset,
+ loff_t length)
{
struct fuse_file *ff = file->private_data;
struct fuse_conn *fc = ff->fc;
@@ -2213,7 +2213,6 @@ long fuse_file_fallocate(struct file *file, int mode, loff_t offset,
return err;
}
-EXPORT_SYMBOL_GPL(fuse_file_fallocate);
static const struct file_operations fuse_file_operations = {
.llseek = fuse_file_llseek,
diff --git a/fs/gfs2/lock_dlm.c b/fs/gfs2/lock_dlm.c
index b906ed1..9802de0 100644
--- a/fs/gfs2/lock_dlm.c
+++ b/fs/gfs2/lock_dlm.c
@@ -281,6 +281,7 @@ static void gdlm_put_lock(struct gfs2_glock *gl)
{
struct gfs2_sbd *sdp = gl->gl_sbd;
struct lm_lockstruct *ls = &sdp->sd_lockstruct;
+ int lvb_needs_unlock = 0;
int error;
if (gl->gl_lksb.sb_lkid == 0) {
@@ -294,8 +295,12 @@ static void gdlm_put_lock(struct gfs2_glock *gl)
gfs2_update_request_times(gl);
/* don't want to skip dlm_unlock writing the lvb when lock is ex */
+
+ if (gl->gl_lksb.sb_lvbptr && (gl->gl_state == LM_ST_EXCLUSIVE))
+ lvb_needs_unlock = 1;
+
if (test_bit(SDF_SKIP_DLM_UNLOCK, &sdp->sd_flags) &&
- gl->gl_lksb.sb_lvbptr && (gl->gl_state != LM_ST_EXCLUSIVE)) {
+ !lvb_needs_unlock) {
gfs2_glock_free(gl);
return;
}
diff --git a/fs/nfs/namespace.c b/fs/nfs/namespace.c
index dd057bc..fc8dc20 100644
--- a/fs/nfs/namespace.c
+++ b/fs/nfs/namespace.c
@@ -177,11 +177,31 @@ out_nofree:
return mnt;
}
+static int
+nfs_namespace_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat)
+{
+ if (NFS_FH(dentry->d_inode)->size != 0)
+ return nfs_getattr(mnt, dentry, stat);
+ generic_fillattr(dentry->d_inode, stat);
+ return 0;
+}
+
+static int
+nfs_namespace_setattr(struct dentry *dentry, struct iattr *attr)
+{
+ if (NFS_FH(dentry->d_inode)->size != 0)
+ return nfs_setattr(dentry, attr);
+ return -EACCES;
+}
+
const struct inode_operations nfs_mountpoint_inode_operations = {
.getattr = nfs_getattr,
+ .setattr = nfs_setattr,
};
const struct inode_operations nfs_referral_inode_operations = {
+ .getattr = nfs_namespace_getattr,
+ .setattr = nfs_namespace_setattr,
};
static void nfs_expire_automounts(struct work_struct *work)
diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
index acc3472..2e9779b 100644
--- a/fs/nfs/nfs4client.c
+++ b/fs/nfs/nfs4client.c
@@ -236,11 +236,10 @@ struct nfs_client *nfs4_init_client(struct nfs_client *clp,
error = nfs4_discover_server_trunking(clp, &old);
if (error < 0)
goto error;
+ nfs_put_client(clp);
if (clp != old) {
clp->cl_preserve_clid = true;
- nfs_put_client(clp);
clp = old;
- atomic_inc(&clp->cl_count);
}
return clp;
@@ -306,7 +305,7 @@ int nfs40_walk_client_list(struct nfs_client *new,
.clientid = new->cl_clientid,
.confirm = new->cl_confirm,
};
- int status;
+ int status = -NFS4ERR_STALE_CLIENTID;
spin_lock(&nn->nfs_client_lock);
list_for_each_entry_safe(pos, n, &nn->nfs_client_list, cl_share_link) {
@@ -332,40 +331,33 @@ int nfs40_walk_client_list(struct nfs_client *new,
if (prev)
nfs_put_client(prev);
+ prev = pos;
status = nfs4_proc_setclientid_confirm(pos, &clid, cred);
- if (status == 0) {
+ switch (status) {
+ case -NFS4ERR_STALE_CLIENTID:
+ break;
+ case 0:
nfs4_swap_callback_idents(pos, new);
- nfs_put_client(pos);
+ prev = NULL;
*result = pos;
dprintk("NFS: <-- %s using nfs_client = %p ({%d})\n",
__func__, pos, atomic_read(&pos->cl_count));
- return 0;
- }
- if (status != -NFS4ERR_STALE_CLIENTID) {
- nfs_put_client(pos);
- dprintk("NFS: <-- %s status = %d, no result\n",
- __func__, status);
- return status;
+ default:
+ goto out;
}
spin_lock(&nn->nfs_client_lock);
- prev = pos;
}
+ spin_unlock(&nn->nfs_client_lock);
- /*
- * No matching nfs_client found. This should be impossible,
- * because the new nfs_client has already been added to
- * nfs_client_list by nfs_get_client().
- *
- * Don't BUG(), since the caller is holding a mutex.
- */
+ /* No match found. The server lost our clientid */
+out:
if (prev)
nfs_put_client(prev);
- spin_unlock(&nn->nfs_client_lock);
- pr_err("NFS: %s Error: no matching nfs_client found\n", __func__);
- return -NFS4ERR_STALE_CLIENTID;
+ dprintk("NFS: <-- %s status = %d\n", __func__, status);
+ return status;
}
#ifdef CONFIG_NFS_V4_1
@@ -432,7 +424,7 @@ int nfs41_walk_client_list(struct nfs_client *new,
{
struct nfs_net *nn = net_generic(new->cl_net, nfs_net_id);
struct nfs_client *pos, *n, *prev = NULL;
- int error;
+ int status = -NFS4ERR_STALE_CLIENTID;
spin_lock(&nn->nfs_client_lock);
list_for_each_entry_safe(pos, n, &nn->nfs_client_list, cl_share_link) {
@@ -448,14 +440,17 @@ int nfs41_walk_client_list(struct nfs_client *new,
nfs_put_client(prev);
prev = pos;
- error = nfs_wait_client_init_complete(pos);
- if (error < 0) {
+ nfs4_schedule_lease_recovery(pos);
+ status = nfs_wait_client_init_complete(pos);
+ if (status < 0) {
nfs_put_client(pos);
spin_lock(&nn->nfs_client_lock);
continue;
}
-
+ status = pos->cl_cons_state;
spin_lock(&nn->nfs_client_lock);
+ if (status < 0)
+ continue;
}
if (pos->rpc_ops != new->rpc_ops)
@@ -473,6 +468,7 @@ int nfs41_walk_client_list(struct nfs_client *new,
if (!nfs4_match_serverowners(pos, new))
continue;
+ atomic_inc(&pos->cl_count);
spin_unlock(&nn->nfs_client_lock);
dprintk("NFS: <-- %s using nfs_client = %p ({%d})\n",
__func__, pos, atomic_read(&pos->cl_count));
@@ -481,16 +477,10 @@ int nfs41_walk_client_list(struct nfs_client *new,
return 0;
}
- /*
- * No matching nfs_client found. This should be impossible,
- * because the new nfs_client has already been added to
- * nfs_client_list by nfs_get_client().
- *
- * Don't BUG(), since the caller is holding a mutex.
- */
+ /* No matching nfs_client found. */
spin_unlock(&nn->nfs_client_lock);
- pr_err("NFS: %s Error: no matching nfs_client found\n", __func__);
- return -NFS4ERR_STALE_CLIENTID;
+ dprintk("NFS: <-- %s status = %d\n", __func__, status);
+ return status;
}
#endif /* CONFIG_NFS_V4_1 */
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 9448c57..e61f68d 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -136,16 +136,11 @@ int nfs40_discover_server_trunking(struct nfs_client *clp,
clp->cl_confirm = clid.confirm;
status = nfs40_walk_client_list(clp, result, cred);
- switch (status) {
- case -NFS4ERR_STALE_CLIENTID:
- set_bit(NFS4CLNT_LEASE_CONFIRM, &clp->cl_state);
- case 0:
+ if (status == 0) {
/* Sustain the lease, even if it's empty. If the clientid4
* goes stale it's of no use for trunking discovery. */
nfs4_schedule_state_renewal(*result);
- break;
}
-
out:
return status;
}
@@ -1863,6 +1858,7 @@ again:
case -ETIMEDOUT:
case -EAGAIN:
ssleep(1);
+ case -NFS4ERR_STALE_CLIENTID:
dprintk("NFS: %s after status %d, retrying\n",
__func__, status);
goto again;
@@ -2022,8 +2018,18 @@ static int nfs4_reset_session(struct nfs_client *clp)
nfs4_begin_drain_session(clp);
cred = nfs4_get_exchange_id_cred(clp);
status = nfs4_proc_destroy_session(clp->cl_session, cred);
- if (status && status != -NFS4ERR_BADSESSION &&
- status != -NFS4ERR_DEADSESSION) {
+ switch (status) {
+ case 0:
+ case -NFS4ERR_BADSESSION:
+ case -NFS4ERR_DEADSESSION:
+ break;
+ case -NFS4ERR_BACK_CHAN_BUSY:
+ case -NFS4ERR_DELAY:
+ set_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state);
+ status = 0;
+ ssleep(1);
+ goto out;
+ default:
status = nfs4_recovery_handle_error(clp, status);
goto out;
}
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 2e7e8c8..b056b16 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -2589,27 +2589,23 @@ nfs_xdev_mount(struct file_system_type *fs_type, int flags,
struct nfs_server *server;
struct dentry *mntroot = ERR_PTR(-ENOMEM);
struct nfs_subversion *nfs_mod = NFS_SB(data->sb)->nfs_client->cl_nfs_mod;
- int error;
- dprintk("--> nfs_xdev_mount_common()\n");
+ dprintk("--> nfs_xdev_mount()\n");
mount_info.mntfh = mount_info.cloned->fh;
/* create a new volume representation */
server = nfs_mod->rpc_ops->clone_server(NFS_SB(data->sb), data->fh, data->fattr, data->authflavor);
- if (IS_ERR(server)) {
- error = PTR_ERR(server);
- goto out_err;
- }
- mntroot = nfs_fs_mount_common(server, flags, dev_name, &mount_info, nfs_mod);
- dprintk("<-- nfs_xdev_mount_common() = 0\n");
-out:
- return mntroot;
+ if (IS_ERR(server))
+ mntroot = ERR_CAST(server);
+ else
+ mntroot = nfs_fs_mount_common(server, flags,
+ dev_name, &mount_info, nfs_mod);
-out_err:
- dprintk("<-- nfs_xdev_mount_common() = %d [error]\n", error);
- goto out;
+ dprintk("<-- nfs_xdev_mount() = %ld\n",
+ IS_ERR(mntroot) ? PTR_ERR(mntroot) : 0L);
+ return mntroot;
}
#if IS_ENABLED(CONFIG_NFS_V4)
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index 4111a40..5f707e5 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -86,11 +86,11 @@ xfs_destroy_ioend(
}
if (ioend->io_iocb) {
+ inode_dio_done(ioend->io_inode);
if (ioend->io_isasync) {
aio_complete(ioend->io_iocb, ioend->io_error ?
ioend->io_error : ioend->io_result, 0);
}
- inode_dio_done(ioend->io_inode);
}
mempool_free(ioend, xfs_ioend_pool);
diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c
index 0e92d12..cdb2d33 100644
--- a/fs/xfs/xfs_bmap.c
+++ b/fs/xfs/xfs_bmap.c
@@ -4680,9 +4680,6 @@ __xfs_bmapi_allocate(
return error;
}
- if (bma->flags & XFS_BMAPI_STACK_SWITCH)
- bma->stack_switch = 1;
-
error = xfs_bmap_alloc(bma);
if (error)
return error;
@@ -4956,6 +4953,9 @@ xfs_bmapi_write(
bma.flist = flist;
bma.firstblock = firstblock;
+ if (flags & XFS_BMAPI_STACK_SWITCH)
+ bma.stack_switch = 1;
+
while (bno < end && n < *nmap) {
inhole = eof || bma.got.br_startoff > bno;
wasdelay = !inhole && isnullstartblock(bma.got.br_startblock);
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index 56d1614..fbbb9eb 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -487,6 +487,7 @@ _xfs_buf_find(
struct rb_node *parent;
xfs_buf_t *bp;
xfs_daddr_t blkno = map[0].bm_bn;
+ xfs_daddr_t eofs;
int numblks = 0;
int i;
@@ -498,6 +499,23 @@ _xfs_buf_find(
ASSERT(!(numbytes < (1 << btp->bt_sshift)));
ASSERT(!(BBTOB(blkno) & (xfs_off_t)btp->bt_smask));
+ /*
+ * Corrupted block numbers can get through to here, unfortunately, so we
+ * have to check that the buffer falls within the filesystem bounds.
+ */
+ eofs = XFS_FSB_TO_BB(btp->bt_mount, btp->bt_mount->m_sb.sb_dblocks);
+ if (blkno >= eofs) {
+ /*
+ * XXX (dgc): we should really be returning EFSCORRUPTED here,
+ * but none of the higher level infrastructure supports
+ * returning a specific error on buffer lookup failures.
+ */
+ xfs_alert(btp->bt_mount,
+ "%s: Block out of range: block 0x%llx, EOFS 0x%llx ",
+ __func__, blkno, eofs);
+ return NULL;
+ }
+
/* get tree root */
pag = xfs_perag_get(btp->bt_mount,
xfs_daddr_to_agno(btp->bt_mount, blkno));
@@ -1487,6 +1505,8 @@ restart:
while (!list_empty(&btp->bt_lru)) {
bp = list_first_entry(&btp->bt_lru, struct xfs_buf, b_lru);
if (atomic_read(&bp->b_hold) > 1) {
+ trace_xfs_buf_wait_buftarg(bp, _RET_IP_);
+ list_move_tail(&bp->b_lru, &btp->bt_lru);
spin_unlock(&btp->bt_lru_lock);
delay(100);
goto restart;
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
index 77b0975..3f9949f 100644
--- a/fs/xfs/xfs_buf_item.c
+++ b/fs/xfs/xfs_buf_item.c
@@ -652,7 +652,10 @@ xfs_buf_item_unlock(
/*
* If the buf item isn't tracking any data, free it, otherwise drop the
- * reference we hold to it.
+ * reference we hold to it. If we are aborting the transaction, this may
+ * be the only reference to the buf item, so we free it anyway
+ * regardless of whether it is dirty or not. A dirty abort implies a
+ * shutdown, anyway.
*/
clean = 1;
for (i = 0; i < bip->bli_format_count; i++) {
@@ -664,7 +667,12 @@ xfs_buf_item_unlock(
}
if (clean)
xfs_buf_item_relse(bp);
- else
+ else if (aborted) {
+ if (atomic_dec_and_test(&bip->bli_refcount)) {
+ ASSERT(XFS_FORCED_SHUTDOWN(lip->li_mountp));
+ xfs_buf_item_relse(bp);
+ }
+ } else
atomic_dec(&bip->bli_refcount);
if (!hold)
diff --git a/fs/xfs/xfs_dfrag.c b/fs/xfs/xfs_dfrag.c
index d0e9c74..a8bd26b 100644
--- a/fs/xfs/xfs_dfrag.c
+++ b/fs/xfs/xfs_dfrag.c
@@ -246,10 +246,10 @@ xfs_swap_extents(
goto out_unlock;
}
- error = -filemap_write_and_wait(VFS_I(ip)->i_mapping);
+ error = -filemap_write_and_wait(VFS_I(tip)->i_mapping);
if (error)
goto out_unlock;
- truncate_pagecache_range(VFS_I(ip), 0, -1);
+ truncate_pagecache_range(VFS_I(tip), 0, -1);
/* Verify O_DIRECT for ftmp */
if (VN_CACHED(VFS_I(tip)) != 0) {
diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index add06b4..364818e 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -351,6 +351,15 @@ xfs_iomap_prealloc_size(
}
if (shift)
alloc_blocks >>= shift;
+
+ /*
+ * If we are still trying to allocate more space than is
+ * available, squash the prealloc hard. This can happen if we
+ * have a large file on a small filesystem and the above
+ * lowspace thresholds are smaller than MAXEXTLEN.
+ */
+ while (alloc_blocks >= freesp)
+ alloc_blocks >>= 4;
}
if (alloc_blocks < mp->m_writeio_blocks)
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index da50846..7d6df7c 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -658,7 +658,7 @@ xfs_sb_quiet_read_verify(
return;
}
/* quietly fail */
- xfs_buf_ioerror(bp, EFSCORRUPTED);
+ xfs_buf_ioerror(bp, EWRONGFS);
}
static void
diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h
index 2e137d4..16a8129 100644
--- a/fs/xfs/xfs_trace.h
+++ b/fs/xfs/xfs_trace.h
@@ -341,6 +341,7 @@ DEFINE_BUF_EVENT(xfs_buf_item_relse);
DEFINE_BUF_EVENT(xfs_buf_item_iodone);
DEFINE_BUF_EVENT(xfs_buf_item_iodone_async);
DEFINE_BUF_EVENT(xfs_buf_error_relse);
+DEFINE_BUF_EVENT(xfs_buf_wait_buftarg);
DEFINE_BUF_EVENT(xfs_trans_read_buf_io);
DEFINE_BUF_EVENT(xfs_trans_read_buf_shut);
diff --git a/include/asm-generic/dma-mapping-broken.h b/include/asm-generic/dma-mapping-broken.h
index ccf7b4f..6c32af9 100644
--- a/include/asm-generic/dma-mapping-broken.h
+++ b/include/asm-generic/dma-mapping-broken.h
@@ -16,6 +16,22 @@ extern void
dma_free_coherent(struct device *dev, size_t size, void *cpu_addr,
dma_addr_t dma_handle);
+static inline void *dma_alloc_attrs(struct device *dev, size_t size,
+ dma_addr_t *dma_handle, gfp_t flag,
+ struct dma_attrs *attrs)
+{
+ /* attrs is not supported and ignored */
+ return dma_alloc_coherent(dev, size, dma_handle, flag);
+}
+
+static inline void dma_free_attrs(struct device *dev, size_t size,
+ void *cpu_addr, dma_addr_t dma_handle,
+ struct dma_attrs *attrs)
+{
+ /* attrs is not supported and ignored */
+ dma_free_coherent(dev, size, cpu_addr, dma_handle);
+}
+
#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
index 701beab..5cf680a 100644
--- a/include/asm-generic/pgtable.h
+++ b/include/asm-generic/pgtable.h
@@ -461,10 +461,8 @@ static inline int is_zero_pfn(unsigned long pfn)
return offset_from_zero_pfn <= (zero_page_mask >> PAGE_SHIFT);
}
-static inline unsigned long my_zero_pfn(unsigned long addr)
-{
- return page_to_pfn(ZERO_PAGE(addr));
-}
+#define my_zero_pfn(addr) page_to_pfn(ZERO_PAGE(addr))
+
#else
static inline int is_zero_pfn(unsigned long pfn)
{
diff --git a/include/asm-generic/syscalls.h b/include/asm-generic/syscalls.h
index 58f466f..1db51b8 100644
--- a/include/asm-generic/syscalls.h
+++ b/include/asm-generic/syscalls.h
@@ -21,10 +21,12 @@ asmlinkage long sys_mmap(unsigned long addr, unsigned long len,
unsigned long fd, off_t pgoff);
#endif
+#ifndef CONFIG_GENERIC_SIGALTSTACK
#ifndef sys_sigaltstack
asmlinkage long sys_sigaltstack(const stack_t __user *, stack_t __user *,
struct pt_regs *);
#endif
+#endif
#ifndef sys_rt_sigreturn
asmlinkage long sys_rt_sigreturn(struct pt_regs *regs);
diff --git a/include/linux/ata.h b/include/linux/ata.h
index 408da95..8f7a3d6 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -297,10 +297,12 @@ enum {
ATA_LOG_SATA_NCQ = 0x10,
ATA_LOG_SATA_ID_DEV_DATA = 0x30,
ATA_LOG_SATA_SETTINGS = 0x08,
- ATA_LOG_DEVSLP_MDAT = 0x30,
+ ATA_LOG_DEVSLP_OFFSET = 0x30,
+ ATA_LOG_DEVSLP_SIZE = 0x08,
+ ATA_LOG_DEVSLP_MDAT = 0x00,
ATA_LOG_DEVSLP_MDAT_MASK = 0x1F,
- ATA_LOG_DEVSLP_DETO = 0x31,
- ATA_LOG_DEVSLP_VALID = 0x37,
+ ATA_LOG_DEVSLP_DETO = 0x01,
+ ATA_LOG_DEVSLP_VALID = 0x07,
ATA_LOG_DEVSLP_VALID_MASK = 0x80,
/* READ/WRITE LONG (obsolete) */
diff --git a/include/linux/efi.h b/include/linux/efi.h
index 8b84916..7a9498a 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -618,18 +618,30 @@ extern int __init efi_setup_pcdp_console(char *);
#endif
/*
- * We play games with efi_enabled so that the compiler will, if possible, remove
- * EFI-related code altogether.
+ * We play games with efi_enabled so that the compiler will, if
+ * possible, remove EFI-related code altogether.
*/
+#define EFI_BOOT 0 /* Were we booted from EFI? */
+#define EFI_SYSTEM_TABLES 1 /* Can we use EFI system tables? */
+#define EFI_CONFIG_TABLES 2 /* Can we use EFI config tables? */
+#define EFI_RUNTIME_SERVICES 3 /* Can we use runtime services? */
+#define EFI_MEMMAP 4 /* Can we use EFI memory map? */
+#define EFI_64BIT 5 /* Is the firmware 64-bit? */
+
#ifdef CONFIG_EFI
# ifdef CONFIG_X86
- extern int efi_enabled;
- extern bool efi_64bit;
+extern int efi_enabled(int facility);
# else
-# define efi_enabled 1
+static inline int efi_enabled(int facility)
+{
+ return 1;
+}
# endif
#else
-# define efi_enabled 0
+static inline int efi_enabled(int facility)
+{
+ return 0;
+}
#endif
/*
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 83ba0ab..649e5f8 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -652,8 +652,8 @@ struct ata_device {
u32 gscr[SATA_PMP_GSCR_DWORDS]; /* PMP GSCR block */
};
- /* Identify Device Data Log (30h), SATA Settings (page 08h) */
- u8 sata_settings[ATA_SECT_SIZE];
+ /* DEVSLP Timing Variables from Identify Device Data Log */
+ u8 devslp_timing[ATA_LOG_DEVSLP_SIZE];
/* error history */
int spdn_cnt;
diff --git a/include/linux/mfd/abx500.h b/include/linux/mfd/abx500.h
index 2138bd3..e53dcfe 100644
--- a/include/linux/mfd/abx500.h
+++ b/include/linux/mfd/abx500.h
@@ -272,8 +272,6 @@ struct abx500_bm_data {
const struct abx500_fg_parameters *fg_params;
};
-extern struct abx500_bm_data ab8500_bm_data;
-
enum {
NTC_EXTERNAL = 0,
NTC_INTERNAL,
diff --git a/include/linux/mfd/abx500/ab8500-bm.h b/include/linux/mfd/abx500/ab8500-bm.h
index 44310c9..9bd037d 100644
--- a/include/linux/mfd/abx500/ab8500-bm.h
+++ b/include/linux/mfd/abx500/ab8500-bm.h
@@ -422,7 +422,10 @@ struct ab8500_chargalg_platform_data {
struct ab8500_btemp;
struct ab8500_gpadc;
struct ab8500_fg;
+
#ifdef CONFIG_AB8500_BM
+extern struct abx500_bm_data ab8500_bm_data;
+
void ab8500_fg_reinit(void);
void ab8500_charger_usb_state_changed(u8 bm_usb_state, u16 mA);
struct ab8500_btemp *ab8500_btemp_get(void);
@@ -434,31 +437,7 @@ int ab8500_fg_inst_curr_finalize(struct ab8500_fg *di, int *res);
int ab8500_fg_inst_curr_done(struct ab8500_fg *di);
#else
-int ab8500_fg_inst_curr_done(struct ab8500_fg *di)
-{
-}
-static void ab8500_fg_reinit(void)
-{
-}
-static void ab8500_charger_usb_state_changed(u8 bm_usb_state, u16 mA)
-{
-}
-static struct ab8500_btemp *ab8500_btemp_get(void)
-{
- return NULL;
-}
-static int ab8500_btemp_get_batctrl_temp(struct ab8500_btemp *btemp)
-{
- return 0;
-}
-struct ab8500_fg *ab8500_fg_get(void)
-{
- return NULL;
-}
-static int ab8500_fg_inst_curr_blocking(struct ab8500_fg *dev)
-{
- return -ENODEV;
-}
+static struct abx500_bm_data ab8500_bm_data;
static inline int ab8500_fg_inst_curr_start(struct ab8500_fg *di)
{
diff --git a/include/linux/mfd/da9052/da9052.h b/include/linux/mfd/da9052/da9052.h
index 86dd93d..786d02e 100644
--- a/include/linux/mfd/da9052/da9052.h
+++ b/include/linux/mfd/da9052/da9052.h
@@ -99,6 +99,9 @@ struct da9052 {
u8 chip_id;
int chip_irq;
+
+ /* SOC I/O transfer related fixes for DA9052/53 */
+ int (*fix_io) (struct da9052 *da9052, unsigned char reg);
};
/* ADC API */
@@ -113,32 +116,87 @@ static inline int da9052_reg_read(struct da9052 *da9052, unsigned char reg)
ret = regmap_read(da9052->regmap, reg, &val);
if (ret < 0)
return ret;
+
+ if (da9052->fix_io) {
+ ret = da9052->fix_io(da9052, reg);
+ if (ret < 0)
+ return ret;
+ }
+
return val;
}
static inline int da9052_reg_write(struct da9052 *da9052, unsigned char reg,
unsigned char val)
{
- return regmap_write(da9052->regmap, reg, val);
+ int ret;
+
+ ret = regmap_write(da9052->regmap, reg, val);
+ if (ret < 0)
+ return ret;
+
+ if (da9052->fix_io) {
+ ret = da9052->fix_io(da9052, reg);
+ if (ret < 0)
+ return ret;
+ }
+
+ return ret;
}
static inline int da9052_group_read(struct da9052 *da9052, unsigned char reg,
unsigned reg_cnt, unsigned char *val)
{
- return regmap_bulk_read(da9052->regmap, reg, val, reg_cnt);
+ int ret;
+
+ ret = regmap_bulk_read(da9052->regmap, reg, val, reg_cnt);
+ if (ret < 0)
+ return ret;
+
+ if (da9052->fix_io) {
+ ret = da9052->fix_io(da9052, reg);
+ if (ret < 0)
+ return ret;
+ }
+
+ return ret;
}
static inline int da9052_group_write(struct da9052 *da9052, unsigned char reg,
unsigned reg_cnt, unsigned char *val)
{
- return regmap_raw_write(da9052->regmap, reg, val, reg_cnt);
+ int ret;
+
+ ret = regmap_raw_write(da9052->regmap, reg, val, reg_cnt);
+ if (ret < 0)
+ return ret;
+
+ if (da9052->fix_io) {
+ ret = da9052->fix_io(da9052, reg);
+ if (ret < 0)
+ return ret;
+ }
+
+ return ret;
}
static inline int da9052_reg_update(struct da9052 *da9052, unsigned char reg,
unsigned char bit_mask,
unsigned char reg_val)
{
- return regmap_update_bits(da9052->regmap, reg, bit_mask, reg_val);
+ int ret;
+
+ ret = regmap_update_bits(da9052->regmap, reg, bit_mask, reg_val);
+ if (ret < 0)
+ return ret;
+
+ if (da9052->fix_io) {
+ ret = da9052->fix_io(da9052, reg);
+ if (ret < 0)
+ return ret;
+ }
+
+ return ret;
}
int da9052_device_init(struct da9052 *da9052, u8 chip_id);
diff --git a/include/linux/mfd/da9052/reg.h b/include/linux/mfd/da9052/reg.h
index b97f730..c4dd3a8 100644
--- a/include/linux/mfd/da9052/reg.h
+++ b/include/linux/mfd/da9052/reg.h
@@ -34,6 +34,9 @@
#define DA9052_STATUS_C_REG 3
#define DA9052_STATUS_D_REG 4
+/* PARK REGISTER */
+#define DA9052_PARK_REGISTER DA9052_STATUS_D_REG
+
/* EVENT REGISTERS */
#define DA9052_EVENT_A_REG 5
#define DA9052_EVENT_B_REG 6
diff --git a/include/linux/mfd/rtsx_common.h b/include/linux/mfd/rtsx_common.h
index a8d393e..2b13970 100644
--- a/include/linux/mfd/rtsx_common.h
+++ b/include/linux/mfd/rtsx_common.h
@@ -38,6 +38,9 @@
#define RTSX_SD_CARD 0
#define RTSX_MS_CARD 1
+#define CLK_TO_DIV_N 0
+#define DIV_N_TO_CLK 1
+
struct platform_device;
struct rtsx_slot {
diff --git a/include/linux/mfd/rtsx_pci.h b/include/linux/mfd/rtsx_pci.h
index 060b721..4b117a3 100644
--- a/include/linux/mfd/rtsx_pci.h
+++ b/include/linux/mfd/rtsx_pci.h
@@ -158,10 +158,9 @@
#define SG_TRANS_DATA (0x02 << 4)
#define SG_LINK_DESC (0x03 << 4)
-/* SD bank voltage */
-#define SD_IO_3V3 0
-#define SD_IO_1V8 1
-
+/* Output voltage */
+#define OUTPUT_3V3 0
+#define OUTPUT_1V8 1
/* Card Clock Enable Register */
#define SD_CLK_EN 0x04
@@ -201,6 +200,20 @@
#define CHANGE_CLK 0x01
/* LDO_CTL */
+#define BPP_ASIC_1V7 0x00
+#define BPP_ASIC_1V8 0x01
+#define BPP_ASIC_1V9 0x02
+#define BPP_ASIC_2V0 0x03
+#define BPP_ASIC_2V7 0x04
+#define BPP_ASIC_2V8 0x05
+#define BPP_ASIC_3V2 0x06
+#define BPP_ASIC_3V3 0x07
+#define BPP_REG_TUNED18 0x07
+#define BPP_TUNED18_SHIFT_8402 5
+#define BPP_TUNED18_SHIFT_8411 4
+#define BPP_PAD_MASK 0x04
+#define BPP_PAD_3V3 0x04
+#define BPP_PAD_1V8 0x00
#define BPP_LDO_POWB 0x03
#define BPP_LDO_ON 0x00
#define BPP_LDO_SUSPEND 0x02
@@ -688,7 +701,10 @@ struct pcr_ops {
int (*disable_auto_blink)(struct rtsx_pcr *pcr);
int (*card_power_on)(struct rtsx_pcr *pcr, int card);
int (*card_power_off)(struct rtsx_pcr *pcr, int card);
+ int (*switch_output_voltage)(struct rtsx_pcr *pcr,
+ u8 voltage);
unsigned int (*cd_deglitch)(struct rtsx_pcr *pcr);
+ int (*conv_clk_and_div_n)(int clk, int dir);
};
enum PDEV_STAT {PDEV_STAT_IDLE, PDEV_STAT_RUN};
@@ -783,6 +799,7 @@ int rtsx_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
int rtsx_pci_card_power_on(struct rtsx_pcr *pcr, int card);
int rtsx_pci_card_power_off(struct rtsx_pcr *pcr, int card);
+int rtsx_pci_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage);
unsigned int rtsx_pci_card_exist(struct rtsx_pcr *pcr);
void rtsx_pci_complete_unfinished_transfer(struct rtsx_pcr *pcr);
diff --git a/include/linux/module.h b/include/linux/module.h
index 7760c6d..1375ee3 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -199,11 +199,11 @@ struct module_use {
struct module *source, *target;
};
-enum module_state
-{
- MODULE_STATE_LIVE,
- MODULE_STATE_COMING,
- MODULE_STATE_GOING,
+enum module_state {
+ MODULE_STATE_LIVE, /* Normal state. */
+ MODULE_STATE_COMING, /* Full formed, running module_init. */
+ MODULE_STATE_GOING, /* Going away. */
+ MODULE_STATE_UNFORMED, /* Still setting it up. */
};
/**
diff --git a/arch/arm/mach-imx/iram.h b/include/linux/platform_data/imx-iram.h
index 022690c..022690c 100644
--- a/arch/arm/mach-imx/iram.h
+++ b/include/linux/platform_data/imx-iram.h
diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h
index 1693775..89573a3 100644
--- a/include/linux/ptrace.h
+++ b/include/linux/ptrace.h
@@ -45,7 +45,6 @@ extern long arch_ptrace(struct task_struct *child, long request,
extern int ptrace_readdata(struct task_struct *tsk, unsigned long src, char __user *dst, int len);
extern int ptrace_writedata(struct task_struct *tsk, char __user *src, unsigned long dst, int len);
extern void ptrace_disable(struct task_struct *);
-extern int ptrace_check_attach(struct task_struct *task, bool ignore_state);
extern int ptrace_request(struct task_struct *child, long request,
unsigned long addr, unsigned long data);
extern void ptrace_notify(int exit_code);
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 6fc8f45..d2112477 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -2714,7 +2714,16 @@ static inline void thread_group_cputime_init(struct signal_struct *sig)
extern void recalc_sigpending_and_wake(struct task_struct *t);
extern void recalc_sigpending(void);
-extern void signal_wake_up(struct task_struct *t, int resume_stopped);
+extern void signal_wake_up_state(struct task_struct *t, unsigned int state);
+
+static inline void signal_wake_up(struct task_struct *t, bool resume)
+{
+ signal_wake_up_state(t, resume ? TASK_WAKEKILL : 0);
+}
+static inline void ptrace_signal_wake_up(struct task_struct *t, bool resume)
+{
+ signal_wake_up_state(t, resume ? __TASK_TRACED : 0);
+}
/*
* Wrappers for p->thread_info->cpu access. No-op on UP.
diff --git a/include/linux/security.h b/include/linux/security.h
index 0f6afc6..eee7478 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -989,17 +989,29 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
* tells the LSM to decrement the number of secmark labeling rules loaded
* @req_classify_flow:
* Sets the flow's sid to the openreq sid.
+ * @tun_dev_alloc_security:
+ * This hook allows a module to allocate a security structure for a TUN
+ * device.
+ * @security pointer to a security structure pointer.
+ * Returns a zero on success, negative values on failure.
+ * @tun_dev_free_security:
+ * This hook allows a module to free the security structure for a TUN
+ * device.
+ * @security pointer to the TUN device's security structure
* @tun_dev_create:
* Check permissions prior to creating a new TUN device.
- * @tun_dev_post_create:
- * This hook allows a module to update or allocate a per-socket security
- * structure.
- * @sk contains the newly created sock structure.
+ * @tun_dev_attach_queue:
+ * Check permissions prior to attaching to a TUN device queue.
+ * @security pointer to the TUN device's security structure.
* @tun_dev_attach:
- * Check permissions prior to attaching to a persistent TUN device. This
- * hook can also be used by the module to update any security state
+ * This hook can be used by the module to update any security state
* associated with the TUN device's sock structure.
* @sk contains the existing sock structure.
+ * @security pointer to the TUN device's security structure.
+ * @tun_dev_open:
+ * This hook can be used by the module to update any security state
+ * associated with the TUN device's security structure.
+ * @security pointer to the TUN devices's security structure.
*
* Security hooks for XFRM operations.
*
@@ -1620,9 +1632,12 @@ struct security_operations {
void (*secmark_refcount_inc) (void);
void (*secmark_refcount_dec) (void);
void (*req_classify_flow) (const struct request_sock *req, struct flowi *fl);
- int (*tun_dev_create)(void);
- void (*tun_dev_post_create)(struct sock *sk);
- int (*tun_dev_attach)(struct sock *sk);
+ int (*tun_dev_alloc_security) (void **security);
+ void (*tun_dev_free_security) (void *security);
+ int (*tun_dev_create) (void);
+ int (*tun_dev_attach_queue) (void *security);
+ int (*tun_dev_attach) (struct sock *sk, void *security);
+ int (*tun_dev_open) (void *security);
#endif /* CONFIG_SECURITY_NETWORK */
#ifdef CONFIG_SECURITY_NETWORK_XFRM
@@ -2566,9 +2581,12 @@ void security_inet_conn_established(struct sock *sk,
int security_secmark_relabel_packet(u32 secid);
void security_secmark_refcount_inc(void);
void security_secmark_refcount_dec(void);
+int security_tun_dev_alloc_security(void **security);
+void security_tun_dev_free_security(void *security);
int security_tun_dev_create(void);
-void security_tun_dev_post_create(struct sock *sk);
-int security_tun_dev_attach(struct sock *sk);
+int security_tun_dev_attach_queue(void *security);
+int security_tun_dev_attach(struct sock *sk, void *security);
+int security_tun_dev_open(void *security);
#else /* CONFIG_SECURITY_NETWORK */
static inline int security_unix_stream_connect(struct sock *sock,
@@ -2733,16 +2751,31 @@ static inline void security_secmark_refcount_dec(void)
{
}
+static inline int security_tun_dev_alloc_security(void **security)
+{
+ return 0;
+}
+
+static inline void security_tun_dev_free_security(void *security)
+{
+}
+
static inline int security_tun_dev_create(void)
{
return 0;
}
-static inline void security_tun_dev_post_create(struct sock *sk)
+static inline int security_tun_dev_attach_queue(void *security)
+{
+ return 0;
+}
+
+static inline int security_tun_dev_attach(struct sock *sk, void *security)
{
+ return 0;
}
-static inline int security_tun_dev_attach(struct sock *sk)
+static inline int security_tun_dev_open(void *security)
{
return 0;
}
diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h
index bd45eb7..5de7a22 100644
--- a/include/linux/usb/usbnet.h
+++ b/include/linux/usb/usbnet.h
@@ -100,6 +100,7 @@ struct driver_info {
#define FLAG_LINK_INTR 0x0800 /* updates link (carrier) status */
#define FLAG_POINTTOPOINT 0x1000 /* possibly use "usb%d" names */
+#define FLAG_NOARP 0x2000 /* device can't do ARP */
/*
* Indicates to usbnet, that USB driver accumulates multiple IP packets.
diff --git a/include/net/ip.h b/include/net/ip.h
index 0707fb9..a68f838 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -143,6 +143,8 @@ static inline struct sk_buff *ip_finish_skb(struct sock *sk, struct flowi4 *fl4)
extern int ip4_datagram_connect(struct sock *sk,
struct sockaddr *uaddr, int addr_len);
+extern void ip4_datagram_release_cb(struct sock *sk);
+
struct ip_reply_arg {
struct kvec iov[1];
int flags;
diff --git a/include/net/netfilter/nf_conntrack_core.h b/include/net/netfilter/nf_conntrack_core.h
index d8f5b9f..e98aeb3 100644
--- a/include/net/netfilter/nf_conntrack_core.h
+++ b/include/net/netfilter/nf_conntrack_core.h
@@ -31,6 +31,8 @@ extern void nf_conntrack_cleanup(struct net *net);
extern int nf_conntrack_proto_init(struct net *net);
extern void nf_conntrack_proto_fini(struct net *net);
+extern void nf_conntrack_cleanup_end(void);
+
extern bool
nf_ct_get_tuple(const struct sk_buff *skb,
unsigned int nhoff,
diff --git a/include/uapi/linux/serial_core.h b/include/uapi/linux/serial_core.h
index 78f99d9..2c6c85f 100644
--- a/include/uapi/linux/serial_core.h
+++ b/include/uapi/linux/serial_core.h
@@ -50,7 +50,8 @@
#define PORT_LPC3220 22 /* NXP LPC32xx SoC "Standard" UART */
#define PORT_8250_CIR 23 /* CIR infrared port, has its own driver */
#define PORT_XR17V35X 24 /* Exar XR17V35x UARTs */
-#define PORT_MAX_8250 24 /* max port ID */
+#define PORT_BRCM_TRUMANAGE 24
+#define PORT_MAX_8250 25 /* max port ID */
/*
* ARM specific type numbers. These are not currently guaranteed
diff --git a/init/do_mounts_initrd.c b/init/do_mounts_initrd.c
index 5e4ded5..f9acf71 100644
--- a/init/do_mounts_initrd.c
+++ b/init/do_mounts_initrd.c
@@ -36,6 +36,10 @@ __setup("noinitrd", no_initrd);
static int init_linuxrc(struct subprocess_info *info, struct cred *new)
{
sys_unshare(CLONE_FS | CLONE_FILES);
+ /* stdin/stdout/stderr for /linuxrc */
+ sys_open("/dev/console", O_RDWR, 0);
+ sys_dup(0);
+ sys_dup(0);
/* move initrd over / and chdir/chroot in initrd root */
sys_chdir("/root");
sys_mount(".", "/", NULL, MS_MOVE, NULL);
diff --git a/init/main.c b/init/main.c
index 85d69df..cee4b5c 100644
--- a/init/main.c
+++ b/init/main.c
@@ -604,7 +604,7 @@ asmlinkage void __init start_kernel(void)
pidmap_init();
anon_vma_init();
#ifdef CONFIG_X86
- if (efi_enabled)
+ if (efi_enabled(EFI_RUNTIME_SERVICES))
efi_enter_virtual_mode();
#endif
thread_info_cache_init();
@@ -632,7 +632,7 @@ asmlinkage void __init start_kernel(void)
acpi_early_init(); /* before LAPIC and SMP init */
sfi_init_late();
- if (efi_enabled) {
+ if (efi_enabled(EFI_RUNTIME_SERVICES)) {
efi_late_init();
efi_free_boot_services();
}
@@ -802,7 +802,7 @@ static int run_init_process(const char *init_filename)
(const char __user *const __user *)envp_init);
}
-static void __init kernel_init_freeable(void);
+static noinline void __init kernel_init_freeable(void);
static int __ref kernel_init(void *unused)
{
@@ -845,7 +845,7 @@ static int __ref kernel_init(void *unused)
"See Linux Documentation/init.txt for guidance.");
}
-static void __init kernel_init_freeable(void)
+static noinline void __init kernel_init_freeable(void)
{
/*
* Wait until kthreadd is all set-up.
diff --git a/kernel/async.c b/kernel/async.c
index a1d585c..6f34904 100644
--- a/kernel/async.c
+++ b/kernel/async.c
@@ -86,18 +86,27 @@ static atomic_t entry_count;
*/
static async_cookie_t __lowest_in_progress(struct async_domain *running)
{
+ async_cookie_t first_running = next_cookie; /* infinity value */
+ async_cookie_t first_pending = next_cookie; /* ditto */
struct async_entry *entry;
+ /*
+ * Both running and pending lists are sorted but not disjoint.
+ * Take the first cookies from both and return the min.
+ */
if (!list_empty(&running->domain)) {
entry = list_first_entry(&running->domain, typeof(*entry), list);
- return entry->cookie;
+ first_running = entry->cookie;
}
- list_for_each_entry(entry, &async_pending, list)
- if (entry->running == running)
- return entry->cookie;
+ list_for_each_entry(entry, &async_pending, list) {
+ if (entry->running == running) {
+ first_pending = entry->cookie;
+ break;
+ }
+ }
- return next_cookie; /* "infinity" value */
+ return min(first_running, first_pending);
}
static async_cookie_t lowest_in_progress(struct async_domain *running)
@@ -118,13 +127,17 @@ static void async_run_entry_fn(struct work_struct *work)
{
struct async_entry *entry =
container_of(work, struct async_entry, work);
+ struct async_entry *pos;
unsigned long flags;
ktime_t uninitialized_var(calltime), delta, rettime;
struct async_domain *running = entry->running;
- /* 1) move self to the running queue */
+ /* 1) move self to the running queue, make sure it stays sorted */
spin_lock_irqsave(&async_lock, flags);
- list_move_tail(&entry->list, &running->domain);
+ list_for_each_entry_reverse(pos, &running->domain, list)
+ if (entry->cookie < pos->cookie)
+ break;
+ list_move_tail(&entry->list, &pos->list);
spin_unlock_irqrestore(&async_lock, flags);
/* 2) run (and print duration) */
diff --git a/kernel/compat.c b/kernel/compat.c
index f6150e9..36700e9 100644
--- a/kernel/compat.c
+++ b/kernel/compat.c
@@ -535,9 +535,11 @@ asmlinkage long compat_sys_getrusage(int who, struct compat_rusage __user *ru)
return 0;
}
-asmlinkage long
-compat_sys_wait4(compat_pid_t pid, compat_uint_t __user *stat_addr, int options,
- struct compat_rusage __user *ru)
+COMPAT_SYSCALL_DEFINE4(wait4,
+ compat_pid_t, pid,
+ compat_uint_t __user *, stat_addr,
+ int, options,
+ struct compat_rusage __user *, ru)
{
if (!ru) {
return sys_wait4(pid, stat_addr, options, NULL);
@@ -564,9 +566,10 @@ compat_sys_wait4(compat_pid_t pid, compat_uint_t __user *stat_addr, int options,
}
}
-asmlinkage long compat_sys_waitid(int which, compat_pid_t pid,
- struct compat_siginfo __user *uinfo, int options,
- struct compat_rusage __user *uru)
+COMPAT_SYSCALL_DEFINE5(waitid,
+ int, which, compat_pid_t, pid,
+ struct compat_siginfo __user *, uinfo, int, options,
+ struct compat_rusage __user *, uru)
{
siginfo_t info;
struct rusage ru;
@@ -584,7 +587,11 @@ asmlinkage long compat_sys_waitid(int which, compat_pid_t pid,
return ret;
if (uru) {
- ret = put_compat_rusage(&ru, uru);
+ /* sys_waitid() overwrites everything in ru */
+ if (COMPAT_USE_64BIT_TIME)
+ ret = copy_to_user(uru, &ru, sizeof(ru));
+ else
+ ret = put_compat_rusage(&ru, uru);
if (ret)
return ret;
}
@@ -994,7 +1001,7 @@ compat_sys_rt_sigtimedwait (compat_sigset_t __user *uthese,
sigset_from_compat(&s, &s32);
if (uts) {
- if (get_compat_timespec(&t, uts))
+ if (compat_get_timespec(&t, uts))
return -EFAULT;
}
diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c
index 4d5f8d5..8875254 100644
--- a/kernel/debug/kdb/kdb_main.c
+++ b/kernel/debug/kdb/kdb_main.c
@@ -1970,6 +1970,8 @@ static int kdb_lsmod(int argc, const char **argv)
kdb_printf("Module Size modstruct Used by\n");
list_for_each_entry(mod, kdb_modules, list) {
+ if (mod->state == MODULE_STATE_UNFORMED)
+ continue;
kdb_printf("%-20s%8u 0x%p ", mod->name,
mod->core_size, (void *)mod);
diff --git a/kernel/fork.c b/kernel/fork.c
index 65ca6d2..c535f33 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1668,8 +1668,10 @@ SYSCALL_DEFINE5(clone, unsigned long, clone_flags, unsigned long, newsp,
int, tls_val)
#endif
{
- return do_fork(clone_flags, newsp, 0,
- parent_tidptr, child_tidptr);
+ long ret = do_fork(clone_flags, newsp, 0, parent_tidptr, child_tidptr);
+ asmlinkage_protect(5, ret, clone_flags, newsp,
+ parent_tidptr, child_tidptr, tls_val);
+ return ret;
}
#endif
diff --git a/kernel/module.c b/kernel/module.c
index b10b048..eab0827 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -188,6 +188,7 @@ struct load_info {
ongoing or failed initialization etc. */
static inline int strong_try_module_get(struct module *mod)
{
+ BUG_ON(mod && mod->state == MODULE_STATE_UNFORMED);
if (mod && mod->state == MODULE_STATE_COMING)
return -EBUSY;
if (try_module_get(mod))
@@ -343,6 +344,9 @@ bool each_symbol_section(bool (*fn)(const struct symsearch *arr,
#endif
};
+ if (mod->state == MODULE_STATE_UNFORMED)
+ continue;
+
if (each_symbol_in_section(arr, ARRAY_SIZE(arr), mod, fn, data))
return true;
}
@@ -450,16 +454,24 @@ const struct kernel_symbol *find_symbol(const char *name,
EXPORT_SYMBOL_GPL(find_symbol);
/* Search for module by name: must hold module_mutex. */
-struct module *find_module(const char *name)
+static struct module *find_module_all(const char *name,
+ bool even_unformed)
{
struct module *mod;
list_for_each_entry(mod, &modules, list) {
+ if (!even_unformed && mod->state == MODULE_STATE_UNFORMED)
+ continue;
if (strcmp(mod->name, name) == 0)
return mod;
}
return NULL;
}
+
+struct module *find_module(const char *name)
+{
+ return find_module_all(name, false);
+}
EXPORT_SYMBOL_GPL(find_module);
#ifdef CONFIG_SMP
@@ -525,6 +537,8 @@ bool is_module_percpu_address(unsigned long addr)
preempt_disable();
list_for_each_entry_rcu(mod, &modules, list) {
+ if (mod->state == MODULE_STATE_UNFORMED)
+ continue;
if (!mod->percpu_size)
continue;
for_each_possible_cpu(cpu) {
@@ -1048,6 +1062,8 @@ static ssize_t show_initstate(struct module_attribute *mattr,
case MODULE_STATE_GOING:
state = "going";
break;
+ default:
+ BUG();
}
return sprintf(buffer, "%s\n", state);
}
@@ -1786,6 +1802,8 @@ void set_all_modules_text_rw(void)
mutex_lock(&module_mutex);
list_for_each_entry_rcu(mod, &modules, list) {
+ if (mod->state == MODULE_STATE_UNFORMED)
+ continue;
if ((mod->module_core) && (mod->core_text_size)) {
set_page_attributes(mod->module_core,
mod->module_core + mod->core_text_size,
@@ -1807,6 +1825,8 @@ void set_all_modules_text_ro(void)
mutex_lock(&module_mutex);
list_for_each_entry_rcu(mod, &modules, list) {
+ if (mod->state == MODULE_STATE_UNFORMED)
+ continue;
if ((mod->module_core) && (mod->core_text_size)) {
set_page_attributes(mod->module_core,
mod->module_core + mod->core_text_size,
@@ -2527,6 +2547,13 @@ static int copy_module_from_fd(int fd, struct load_info *info)
err = -EFBIG;
goto out;
}
+
+ /* Don't hand 0 to vmalloc, it whines. */
+ if (stat.size == 0) {
+ err = -EINVAL;
+ goto out;
+ }
+
info->hdr = vmalloc(stat.size);
if (!info->hdr) {
err = -ENOMEM;
@@ -2990,8 +3017,9 @@ static bool finished_loading(const char *name)
bool ret;
mutex_lock(&module_mutex);
- mod = find_module(name);
- ret = !mod || mod->state != MODULE_STATE_COMING;
+ mod = find_module_all(name, true);
+ ret = !mod || mod->state == MODULE_STATE_LIVE
+ || mod->state == MODULE_STATE_GOING;
mutex_unlock(&module_mutex);
return ret;
@@ -3136,6 +3164,32 @@ static int load_module(struct load_info *info, const char __user *uargs,
goto free_copy;
}
+ /*
+ * We try to place it in the list now to make sure it's unique
+ * before we dedicate too many resources. In particular,
+ * temporary percpu memory exhaustion.
+ */
+ mod->state = MODULE_STATE_UNFORMED;
+again:
+ mutex_lock(&module_mutex);
+ if ((old = find_module_all(mod->name, true)) != NULL) {
+ if (old->state == MODULE_STATE_COMING
+ || old->state == MODULE_STATE_UNFORMED) {
+ /* Wait in case it fails to load. */
+ mutex_unlock(&module_mutex);
+ err = wait_event_interruptible(module_wq,
+ finished_loading(mod->name));
+ if (err)
+ goto free_module;
+ goto again;
+ }
+ err = -EEXIST;
+ mutex_unlock(&module_mutex);
+ goto free_module;
+ }
+ list_add_rcu(&mod->list, &modules);
+ mutex_unlock(&module_mutex);
+
#ifdef CONFIG_MODULE_SIG
mod->sig_ok = info->sig_ok;
if (!mod->sig_ok)
@@ -3145,7 +3199,7 @@ static int load_module(struct load_info *info, const char __user *uargs,
/* Now module is in final location, initialize linked lists, etc. */
err = module_unload_init(mod);
if (err)
- goto free_module;
+ goto unlink_mod;
/* Now we've got everything in the final locations, we can
* find optional sections. */
@@ -3180,54 +3234,33 @@ static int load_module(struct load_info *info, const char __user *uargs,
goto free_arch_cleanup;
}
- /* Mark state as coming so strong_try_module_get() ignores us. */
- mod->state = MODULE_STATE_COMING;
-
- /* Now sew it into the lists so we can get lockdep and oops
- * info during argument parsing. No one should access us, since
- * strong_try_module_get() will fail.
- * lockdep/oops can run asynchronous, so use the RCU list insertion
- * function to insert in a way safe to concurrent readers.
- * The mutex protects against concurrent writers.
- */
-again:
- mutex_lock(&module_mutex);
- if ((old = find_module(mod->name)) != NULL) {
- if (old->state == MODULE_STATE_COMING) {
- /* Wait in case it fails to load. */
- mutex_unlock(&module_mutex);
- err = wait_event_interruptible(module_wq,
- finished_loading(mod->name));
- if (err)
- goto free_arch_cleanup;
- goto again;
- }
- err = -EEXIST;
- goto unlock;
- }
-
- /* This has to be done once we're sure module name is unique. */
dynamic_debug_setup(info->debug, info->num_debug);
- /* Find duplicate symbols */
+ mutex_lock(&module_mutex);
+ /* Find duplicate symbols (must be called under lock). */
err = verify_export_symbols(mod);
if (err < 0)
- goto ddebug;
+ goto ddebug_cleanup;
+ /* This relies on module_mutex for list integrity. */
module_bug_finalize(info->hdr, info->sechdrs, mod);
- list_add_rcu(&mod->list, &modules);
+
+ /* Mark state as coming so strong_try_module_get() ignores us,
+ * but kallsyms etc. can see us. */
+ mod->state = MODULE_STATE_COMING;
+
mutex_unlock(&module_mutex);
/* Module is ready to execute: parsing args may do that. */
err = parse_args(mod->name, mod->args, mod->kp, mod->num_kp,
-32768, 32767, &ddebug_dyndbg_module_param_cb);
if (err < 0)
- goto unlink;
+ goto bug_cleanup;
/* Link in to syfs. */
err = mod_sysfs_setup(mod, info, mod->kp, mod->num_kp);
if (err < 0)
- goto unlink;
+ goto bug_cleanup;
/* Get rid of temporary copy. */
free_copy(info);
@@ -3237,16 +3270,13 @@ again:
return do_init_module(mod);
- unlink:
+ bug_cleanup:
+ /* module_bug_cleanup needs module_mutex protection */
mutex_lock(&module_mutex);
- /* Unlink carefully: kallsyms could be walking list. */
- list_del_rcu(&mod->list);
module_bug_cleanup(mod);
- wake_up_all(&module_wq);
- ddebug:
- dynamic_debug_remove(info->debug);
- unlock:
+ ddebug_cleanup:
mutex_unlock(&module_mutex);
+ dynamic_debug_remove(info->debug);
synchronize_sched();
kfree(mod->args);
free_arch_cleanup:
@@ -3255,6 +3285,12 @@ again:
free_modinfo(mod);
free_unload:
module_unload_free(mod);
+ unlink_mod:
+ mutex_lock(&module_mutex);
+ /* Unlink carefully: kallsyms could be walking list. */
+ list_del_rcu(&mod->list);
+ wake_up_all(&module_wq);
+ mutex_unlock(&module_mutex);
free_module:
module_deallocate(mod, info);
free_copy:
@@ -3377,6 +3413,8 @@ const char *module_address_lookup(unsigned long addr,
preempt_disable();
list_for_each_entry_rcu(mod, &modules, list) {
+ if (mod->state == MODULE_STATE_UNFORMED)
+ continue;
if (within_module_init(addr, mod) ||
within_module_core(addr, mod)) {
if (modname)
@@ -3400,6 +3438,8 @@ int lookup_module_symbol_name(unsigned long addr, char *symname)
preempt_disable();
list_for_each_entry_rcu(mod, &modules, list) {
+ if (mod->state == MODULE_STATE_UNFORMED)
+ continue;
if (within_module_init(addr, mod) ||
within_module_core(addr, mod)) {
const char *sym;
@@ -3424,6 +3464,8 @@ int lookup_module_symbol_attrs(unsigned long addr, unsigned long *size,
preempt_disable();
list_for_each_entry_rcu(mod, &modules, list) {
+ if (mod->state == MODULE_STATE_UNFORMED)
+ continue;
if (within_module_init(addr, mod) ||
within_module_core(addr, mod)) {
const char *sym;
@@ -3451,6 +3493,8 @@ int module_get_kallsym(unsigned int symnum, unsigned long *value, char *type,
preempt_disable();
list_for_each_entry_rcu(mod, &modules, list) {
+ if (mod->state == MODULE_STATE_UNFORMED)
+ continue;
if (symnum < mod->num_symtab) {
*value = mod->symtab[symnum].st_value;
*type = mod->symtab[symnum].st_info;
@@ -3493,9 +3537,12 @@ unsigned long module_kallsyms_lookup_name(const char *name)
ret = mod_find_symname(mod, colon+1);
*colon = ':';
} else {
- list_for_each_entry_rcu(mod, &modules, list)
+ list_for_each_entry_rcu(mod, &modules, list) {
+ if (mod->state == MODULE_STATE_UNFORMED)
+ continue;
if ((ret = mod_find_symname(mod, name)) != 0)
break;
+ }
}
preempt_enable();
return ret;
@@ -3510,6 +3557,8 @@ int module_kallsyms_on_each_symbol(int (*fn)(void *, const char *,
int ret;
list_for_each_entry(mod, &modules, list) {
+ if (mod->state == MODULE_STATE_UNFORMED)
+ continue;
for (i = 0; i < mod->num_symtab; i++) {
ret = fn(data, mod->strtab + mod->symtab[i].st_name,
mod, mod->symtab[i].st_value);
@@ -3525,6 +3574,7 @@ static char *module_flags(struct module *mod, char *buf)
{
int bx = 0;
+ BUG_ON(mod->state == MODULE_STATE_UNFORMED);
if (mod->taints ||
mod->state == MODULE_STATE_GOING ||
mod->state == MODULE_STATE_COMING) {
@@ -3566,6 +3616,10 @@ static int m_show(struct seq_file *m, void *p)
struct module *mod = list_entry(p, struct module, list);
char buf[8];
+ /* We always ignore unformed modules. */
+ if (mod->state == MODULE_STATE_UNFORMED)
+ return 0;
+
seq_printf(m, "%s %u",
mod->name, mod->init_size + mod->core_size);
print_unload_info(m, mod);
@@ -3626,6 +3680,8 @@ const struct exception_table_entry *search_module_extables(unsigned long addr)
preempt_disable();
list_for_each_entry_rcu(mod, &modules, list) {
+ if (mod->state == MODULE_STATE_UNFORMED)
+ continue;
if (mod->num_exentries == 0)
continue;
@@ -3674,10 +3730,13 @@ struct module *__module_address(unsigned long addr)
if (addr < module_addr_min || addr > module_addr_max)
return NULL;
- list_for_each_entry_rcu(mod, &modules, list)
+ list_for_each_entry_rcu(mod, &modules, list) {
+ if (mod->state == MODULE_STATE_UNFORMED)
+ continue;
if (within_module_core(addr, mod)
|| within_module_init(addr, mod))
return mod;
+ }
return NULL;
}
EXPORT_SYMBOL_GPL(__module_address);
@@ -3730,8 +3789,11 @@ void print_modules(void)
printk(KERN_DEFAULT "Modules linked in:");
/* Most callers should already have preempt disabled, but make sure */
preempt_disable();
- list_for_each_entry_rcu(mod, &modules, list)
+ list_for_each_entry_rcu(mod, &modules, list) {
+ if (mod->state == MODULE_STATE_UNFORMED)
+ continue;
printk(" %s%s", mod->name, module_flags(mod, buf));
+ }
preempt_enable();
if (last_unloaded_module[0])
printk(" [last unloaded: %s]", last_unloaded_module);
diff --git a/kernel/printk.c b/kernel/printk.c
index 357f714..267ce78 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -87,12 +87,6 @@ static DEFINE_SEMAPHORE(console_sem);
struct console *console_drivers;
EXPORT_SYMBOL_GPL(console_drivers);
-#ifdef CONFIG_LOCKDEP
-static struct lockdep_map console_lock_dep_map = {
- .name = "console_lock"
-};
-#endif
-
/*
* This is used for debugging the mess that is the VT code by
* keeping track if we have the console semaphore held. It's
@@ -1924,7 +1918,6 @@ void console_lock(void)
return;
console_locked = 1;
console_may_schedule = 1;
- mutex_acquire(&console_lock_dep_map, 0, 0, _RET_IP_);
}
EXPORT_SYMBOL(console_lock);
@@ -1946,7 +1939,6 @@ int console_trylock(void)
}
console_locked = 1;
console_may_schedule = 0;
- mutex_acquire(&console_lock_dep_map, 0, 1, _RET_IP_);
return 1;
}
EXPORT_SYMBOL(console_trylock);
@@ -2107,7 +2099,6 @@ skip:
local_irq_restore(flags);
}
console_locked = 0;
- mutex_release(&console_lock_dep_map, 1, _RET_IP_);
/* Release the exclusive_console once it is used */
if (unlikely(exclusive_console))
diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index 1599157..6cbeaae 100644
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -117,11 +117,45 @@ void __ptrace_unlink(struct task_struct *child)
* TASK_KILLABLE sleeps.
*/
if (child->jobctl & JOBCTL_STOP_PENDING || task_is_traced(child))
- signal_wake_up(child, task_is_traced(child));
+ ptrace_signal_wake_up(child, true);
spin_unlock(&child->sighand->siglock);
}
+/* Ensure that nothing can wake it up, even SIGKILL */
+static bool ptrace_freeze_traced(struct task_struct *task)
+{
+ bool ret = false;
+
+ /* Lockless, nobody but us can set this flag */
+ if (task->jobctl & JOBCTL_LISTENING)
+ return ret;
+
+ spin_lock_irq(&task->sighand->siglock);
+ if (task_is_traced(task) && !__fatal_signal_pending(task)) {
+ task->state = __TASK_TRACED;
+ ret = true;
+ }
+ spin_unlock_irq(&task->sighand->siglock);
+
+ return ret;
+}
+
+static void ptrace_unfreeze_traced(struct task_struct *task)
+{
+ if (task->state != __TASK_TRACED)
+ return;
+
+ WARN_ON(!task->ptrace || task->parent != current);
+
+ spin_lock_irq(&task->sighand->siglock);
+ if (__fatal_signal_pending(task))
+ wake_up_state(task, __TASK_TRACED);
+ else
+ task->state = TASK_TRACED;
+ spin_unlock_irq(&task->sighand->siglock);
+}
+
/**
* ptrace_check_attach - check whether ptracee is ready for ptrace operation
* @child: ptracee to check for
@@ -139,7 +173,7 @@ void __ptrace_unlink(struct task_struct *child)
* RETURNS:
* 0 on success, -ESRCH if %child is not ready.
*/
-int ptrace_check_attach(struct task_struct *child, bool ignore_state)
+static int ptrace_check_attach(struct task_struct *child, bool ignore_state)
{
int ret = -ESRCH;
@@ -151,24 +185,29 @@ int ptrace_check_attach(struct task_struct *child, bool ignore_state)
* be changed by us so it's not changing right after this.
*/
read_lock(&tasklist_lock);
- if ((child->ptrace & PT_PTRACED) && child->parent == current) {
+ if (child->ptrace && child->parent == current) {
+ WARN_ON(child->state == __TASK_TRACED);
/*
* child->sighand can't be NULL, release_task()
* does ptrace_unlink() before __exit_signal().
*/
- spin_lock_irq(&child->sighand->siglock);
- WARN_ON_ONCE(task_is_stopped(child));
- if (ignore_state || (task_is_traced(child) &&
- !(child->jobctl & JOBCTL_LISTENING)))
+ if (ignore_state || ptrace_freeze_traced(child))
ret = 0;
- spin_unlock_irq(&child->sighand->siglock);
}
read_unlock(&tasklist_lock);
- if (!ret && !ignore_state)
- ret = wait_task_inactive(child, TASK_TRACED) ? 0 : -ESRCH;
+ if (!ret && !ignore_state) {
+ if (!wait_task_inactive(child, __TASK_TRACED)) {
+ /*
+ * This can only happen if may_ptrace_stop() fails and
+ * ptrace_stop() changes ->state back to TASK_RUNNING,
+ * so we should not worry about leaking __TASK_TRACED.
+ */
+ WARN_ON(child->state == __TASK_TRACED);
+ ret = -ESRCH;
+ }
+ }
- /* All systems go.. */
return ret;
}
@@ -317,7 +356,7 @@ static int ptrace_attach(struct task_struct *task, long request,
*/
if (task_is_stopped(task) &&
task_set_jobctl_pending(task, JOBCTL_TRAP_STOP | JOBCTL_TRAPPING))
- signal_wake_up(task, 1);
+ signal_wake_up_state(task, __TASK_STOPPED);
spin_unlock(&task->sighand->siglock);
@@ -737,7 +776,7 @@ int ptrace_request(struct task_struct *child, long request,
* tracee into STOP.
*/
if (likely(task_set_jobctl_pending(child, JOBCTL_TRAP_STOP)))
- signal_wake_up(child, child->jobctl & JOBCTL_LISTENING);
+ ptrace_signal_wake_up(child, child->jobctl & JOBCTL_LISTENING);
unlock_task_sighand(child, &flags);
ret = 0;
@@ -763,7 +802,7 @@ int ptrace_request(struct task_struct *child, long request,
* start of this trap and now. Trigger re-trap.
*/
if (child->jobctl & JOBCTL_TRAP_NOTIFY)
- signal_wake_up(child, true);
+ ptrace_signal_wake_up(child, true);
ret = 0;
}
unlock_task_sighand(child, &flags);
@@ -900,6 +939,8 @@ SYSCALL_DEFINE4(ptrace, long, request, long, pid, unsigned long, addr,
goto out_put_task_struct;
ret = arch_ptrace(child, request, addr, data);
+ if (ret || request != PTRACE_DETACH)
+ ptrace_unfreeze_traced(child);
out_put_task_struct:
put_task_struct(child);
@@ -1039,8 +1080,11 @@ asmlinkage long compat_sys_ptrace(compat_long_t request, compat_long_t pid,
ret = ptrace_check_attach(child, request == PTRACE_KILL ||
request == PTRACE_INTERRUPT);
- if (!ret)
+ if (!ret) {
ret = compat_arch_ptrace(child, request, addr, data);
+ if (ret || request != PTRACE_DETACH)
+ ptrace_unfreeze_traced(child);
+ }
out_put_task_struct:
put_task_struct(child);
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 257002c..26058d0 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -1523,7 +1523,8 @@ out:
*/
int wake_up_process(struct task_struct *p)
{
- return try_to_wake_up(p, TASK_ALL, 0);
+ WARN_ON(task_is_stopped_or_traced(p));
+ return try_to_wake_up(p, TASK_NORMAL, 0);
}
EXPORT_SYMBOL(wake_up_process);
diff --git a/kernel/signal.c b/kernel/signal.c
index 372771e..3d09cf6 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -680,23 +680,17 @@ int dequeue_signal(struct task_struct *tsk, sigset_t *mask, siginfo_t *info)
* No need to set need_resched since signal event passing
* goes through ->blocked
*/
-void signal_wake_up(struct task_struct *t, int resume)
+void signal_wake_up_state(struct task_struct *t, unsigned int state)
{
- unsigned int mask;
-
set_tsk_thread_flag(t, TIF_SIGPENDING);
-
/*
- * For SIGKILL, we want to wake it up in the stopped/traced/killable
+ * TASK_WAKEKILL also means wake it up in the stopped/traced/killable
* case. We don't check t->state here because there is a race with it
* executing another processor and just now entering stopped state.
* By using wake_up_state, we ensure the process will wake up and
* handle its death signal.
*/
- mask = TASK_INTERRUPTIBLE;
- if (resume)
- mask |= TASK_WAKEKILL;
- if (!wake_up_state(t, mask))
+ if (!wake_up_state(t, state | TASK_INTERRUPTIBLE))
kick_process(t);
}
@@ -844,7 +838,7 @@ static void ptrace_trap_notify(struct task_struct *t)
assert_spin_locked(&t->sighand->siglock);
task_set_jobctl_pending(t, JOBCTL_TRAP_NOTIFY);
- signal_wake_up(t, t->jobctl & JOBCTL_LISTENING);
+ ptrace_signal_wake_up(t, t->jobctl & JOBCTL_LISTENING);
}
/*
@@ -1800,6 +1794,10 @@ static inline int may_ptrace_stop(void)
* If SIGKILL was already sent before the caller unlocked
* ->siglock we must see ->core_state != NULL. Otherwise it
* is safe to enter schedule().
+ *
+ * This is almost outdated, a task with the pending SIGKILL can't
+ * block in TASK_TRACED. But PTRACE_EVENT_EXIT can be reported
+ * after SIGKILL was already dequeued.
*/
if (unlikely(current->mm->core_state) &&
unlikely(current->mm == current->parent->mm))
@@ -1925,6 +1923,7 @@ static void ptrace_stop(int exit_code, int why, int clear_code, siginfo_t *info)
if (gstop_done)
do_notify_parent_cldstop(current, false, why);
+ /* tasklist protects us from ptrace_freeze_traced() */
__set_current_state(TASK_RUNNING);
if (clear_code)
current->exit_code = 0;
@@ -3116,8 +3115,9 @@ int __save_altstack(stack_t __user *uss, unsigned long sp)
#ifdef CONFIG_COMPAT
#ifdef CONFIG_GENERIC_SIGALTSTACK
-asmlinkage long compat_sys_sigaltstack(const compat_stack_t __user *uss_ptr,
- compat_stack_t __user *uoss_ptr)
+COMPAT_SYSCALL_DEFINE2(sigaltstack,
+ const compat_stack_t __user *, uss_ptr,
+ compat_stack_t __user *, uoss_ptr)
{
stack_t uss, uoss;
int ret;
diff --git a/kernel/smp.c b/kernel/smp.c
index 29dd40a..69f38bd 100644
--- a/kernel/smp.c
+++ b/kernel/smp.c
@@ -33,6 +33,7 @@ struct call_function_data {
struct call_single_data csd;
atomic_t refs;
cpumask_var_t cpumask;
+ cpumask_var_t cpumask_ipi;
};
static DEFINE_PER_CPU_SHARED_ALIGNED(struct call_function_data, cfd_data);
@@ -56,6 +57,9 @@ hotplug_cfd(struct notifier_block *nfb, unsigned long action, void *hcpu)
if (!zalloc_cpumask_var_node(&cfd->cpumask, GFP_KERNEL,
cpu_to_node(cpu)))
return notifier_from_errno(-ENOMEM);
+ if (!zalloc_cpumask_var_node(&cfd->cpumask_ipi, GFP_KERNEL,
+ cpu_to_node(cpu)))
+ return notifier_from_errno(-ENOMEM);
break;
#ifdef CONFIG_HOTPLUG_CPU
@@ -65,6 +69,7 @@ hotplug_cfd(struct notifier_block *nfb, unsigned long action, void *hcpu)
case CPU_DEAD:
case CPU_DEAD_FROZEN:
free_cpumask_var(cfd->cpumask);
+ free_cpumask_var(cfd->cpumask_ipi);
break;
#endif
};
@@ -526,6 +531,12 @@ void smp_call_function_many(const struct cpumask *mask,
return;
}
+ /*
+ * After we put an entry into the list, data->cpumask
+ * may be cleared again when another CPU sends another IPI for
+ * a SMP function call, so data->cpumask will be zero.
+ */
+ cpumask_copy(data->cpumask_ipi, data->cpumask);
raw_spin_lock_irqsave(&call_function.lock, flags);
/*
* Place entry at the _HEAD_ of the list, so that any cpu still
@@ -549,7 +560,7 @@ void smp_call_function_many(const struct cpumask *mask,
smp_mb();
/* Send a message to all CPUs in the map */
- arch_send_call_function_ipi_mask(data->cpumask);
+ arch_send_call_function_ipi_mask(data->cpumask_ipi);
/* Optionally wait for the CPUs to complete */
if (wait)
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 3ffe4c5..41473b4 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -3998,7 +3998,7 @@ static int ftrace_module_notify(struct notifier_block *self,
struct notifier_block ftrace_module_nb = {
.notifier_call = ftrace_module_notify,
- .priority = 0,
+ .priority = INT_MAX, /* Run before anything that can use kprobes */
};
extern unsigned long __start_mcount_loc[];
diff --git a/lib/bug.c b/lib/bug.c
index a28c141..d0cdf14 100644
--- a/lib/bug.c
+++ b/lib/bug.c
@@ -55,6 +55,7 @@ static inline unsigned long bug_addr(const struct bug_entry *bug)
}
#ifdef CONFIG_MODULES
+/* Updates are protected by module mutex */
static LIST_HEAD(module_bug_list);
static const struct bug_entry *module_find_bug(unsigned long bugaddr)
diff --git a/net/batman-adv/distributed-arp-table.c b/net/batman-adv/distributed-arp-table.c
index 8e1d89d..183f97a 100644
--- a/net/batman-adv/distributed-arp-table.c
+++ b/net/batman-adv/distributed-arp-table.c
@@ -738,6 +738,7 @@ static uint16_t batadv_arp_get_type(struct batadv_priv *bat_priv,
struct arphdr *arphdr;
struct ethhdr *ethhdr;
__be32 ip_src, ip_dst;
+ uint8_t *hw_src, *hw_dst;
uint16_t type = 0;
/* pull the ethernet header */
@@ -777,9 +778,23 @@ static uint16_t batadv_arp_get_type(struct batadv_priv *bat_priv,
ip_src = batadv_arp_ip_src(skb, hdr_size);
ip_dst = batadv_arp_ip_dst(skb, hdr_size);
if (ipv4_is_loopback(ip_src) || ipv4_is_multicast(ip_src) ||
- ipv4_is_loopback(ip_dst) || ipv4_is_multicast(ip_dst))
+ ipv4_is_loopback(ip_dst) || ipv4_is_multicast(ip_dst) ||
+ ipv4_is_zeronet(ip_src) || ipv4_is_lbcast(ip_src) ||
+ ipv4_is_zeronet(ip_dst) || ipv4_is_lbcast(ip_dst))
goto out;
+ hw_src = batadv_arp_hw_src(skb, hdr_size);
+ if (is_zero_ether_addr(hw_src) || is_multicast_ether_addr(hw_src))
+ goto out;
+
+ /* we don't care about the destination MAC address in ARP requests */
+ if (arphdr->ar_op != htons(ARPOP_REQUEST)) {
+ hw_dst = batadv_arp_hw_dst(skb, hdr_size);
+ if (is_zero_ether_addr(hw_dst) ||
+ is_multicast_ether_addr(hw_dst))
+ goto out;
+ }
+
type = ntohs(arphdr->ar_op);
out:
return type;
@@ -1012,6 +1027,8 @@ bool batadv_dat_snoop_incoming_arp_reply(struct batadv_priv *bat_priv,
*/
ret = !batadv_is_my_client(bat_priv, hw_dst);
out:
+ if (ret)
+ kfree_skb(skb);
/* if ret == false -> packet has to be delivered to the interface */
return ret;
}
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 596660d..0f78e34 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -2810,14 +2810,6 @@ static void hci_acldata_packet(struct hci_dev *hdev, struct sk_buff *skb)
if (conn) {
hci_conn_enter_active_mode(conn, BT_POWER_FORCE_ACTIVE_OFF);
- hci_dev_lock(hdev);
- if (test_bit(HCI_MGMT, &hdev->dev_flags) &&
- !test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags))
- mgmt_device_connected(hdev, &conn->dst, conn->type,
- conn->dst_type, 0, NULL, 0,
- conn->dev_class);
- hci_dev_unlock(hdev);
-
/* Send to upper protocol */
l2cap_recv_acldata(conn, skb, flags);
return;
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 705078a..81b4448 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -2688,7 +2688,7 @@ static void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
if (ev->opcode != HCI_OP_NOP)
del_timer(&hdev->cmd_timer);
- if (ev->ncmd) {
+ if (ev->ncmd && !test_bit(HCI_RESET, &hdev->flags)) {
atomic_set(&hdev->cmd_cnt, 1);
if (!skb_queue_empty(&hdev->cmd_q))
queue_work(hdev->workqueue, &hdev->cmd_work);
diff --git a/net/bluetooth/hidp/core.c b/net/bluetooth/hidp/core.c
index b2bcbe2..a7352ff 100644
--- a/net/bluetooth/hidp/core.c
+++ b/net/bluetooth/hidp/core.c
@@ -931,7 +931,7 @@ static int hidp_setup_hid(struct hidp_session *session,
hid->version = req->version;
hid->country = req->country;
- strncpy(hid->name, req->name, 128);
+ strncpy(hid->name, req->name, sizeof(req->name) - 1);
snprintf(hid->phys, sizeof(hid->phys), "%pMR",
&bt_sk(session->ctrl_sock->sk)->src);
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 2c78208..22e6583 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -3727,6 +3727,17 @@ sendresp:
static int l2cap_connect_req(struct l2cap_conn *conn,
struct l2cap_cmd_hdr *cmd, u8 *data)
{
+ struct hci_dev *hdev = conn->hcon->hdev;
+ struct hci_conn *hcon = conn->hcon;
+
+ hci_dev_lock(hdev);
+ if (test_bit(HCI_MGMT, &hdev->dev_flags) &&
+ !test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &hcon->flags))
+ mgmt_device_connected(hdev, &hcon->dst, hcon->type,
+ hcon->dst_type, 0, NULL, 0,
+ hcon->dev_class);
+ hci_dev_unlock(hdev);
+
l2cap_connect(conn, cmd, data, L2CAP_CONN_RSP, 0);
return 0;
}
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index 531a93d..57f250c 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -352,7 +352,7 @@ static void __sco_sock_close(struct sock *sk)
case BT_CONNECTED:
case BT_CONFIG:
- if (sco_pi(sk)->conn) {
+ if (sco_pi(sk)->conn->hcon) {
sk->sk_state = BT_DISCONN;
sco_sock_set_timer(sk, SCO_DISCONN_TIMEOUT);
hci_conn_put(sco_pi(sk)->conn->hcon);
diff --git a/net/core/request_sock.c b/net/core/request_sock.c
index c31d9e8..4425148 100644
--- a/net/core/request_sock.c
+++ b/net/core/request_sock.c
@@ -186,8 +186,6 @@ void reqsk_fastopen_remove(struct sock *sk, struct request_sock *req,
struct fastopen_queue *fastopenq =
inet_csk(lsk)->icsk_accept_queue.fastopenq;
- BUG_ON(!spin_is_locked(&sk->sk_lock.slock) && !sock_owned_by_user(sk));
-
tcp_sk(sk)->fastopen_rsk = NULL;
spin_lock_bh(&fastopenq->lock);
fastopenq->qlen--;
diff --git a/net/core/scm.c b/net/core/scm.c
index 57fb1ee..905dcc6 100644
--- a/net/core/scm.c
+++ b/net/core/scm.c
@@ -35,6 +35,7 @@
#include <net/sock.h>
#include <net/compat.h>
#include <net/scm.h>
+#include <net/cls_cgroup.h>
/*
@@ -302,8 +303,10 @@ void scm_detach_fds(struct msghdr *msg, struct scm_cookie *scm)
}
/* Bump the usage count and install the file. */
sock = sock_from_file(fp[i], &err);
- if (sock)
+ if (sock) {
sock_update_netprioidx(sock->sk, current);
+ sock_update_classid(sock->sk, current);
+ }
fd_install(new_fd, get_file(fp[i]));
}
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 3ab989b..a9a2ae3 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -1649,7 +1649,7 @@ static void sock_spd_release(struct splice_pipe_desc *spd, unsigned int i)
static struct page *linear_to_page(struct page *page, unsigned int *len,
unsigned int *offset,
- struct sk_buff *skb, struct sock *sk)
+ struct sock *sk)
{
struct page_frag *pfrag = sk_page_frag(sk);
@@ -1682,14 +1682,14 @@ static bool spd_can_coalesce(const struct splice_pipe_desc *spd,
static bool spd_fill_page(struct splice_pipe_desc *spd,
struct pipe_inode_info *pipe, struct page *page,
unsigned int *len, unsigned int offset,
- struct sk_buff *skb, bool linear,
+ bool linear,
struct sock *sk)
{
if (unlikely(spd->nr_pages == MAX_SKB_FRAGS))
return true;
if (linear) {
- page = linear_to_page(page, len, &offset, skb, sk);
+ page = linear_to_page(page, len, &offset, sk);
if (!page)
return true;
}
@@ -1706,23 +1706,9 @@ static bool spd_fill_page(struct splice_pipe_desc *spd,
return false;
}
-static inline void __segment_seek(struct page **page, unsigned int *poff,
- unsigned int *plen, unsigned int off)
-{
- unsigned long n;
-
- *poff += off;
- n = *poff / PAGE_SIZE;
- if (n)
- *page = nth_page(*page, n);
-
- *poff = *poff % PAGE_SIZE;
- *plen -= off;
-}
-
static bool __splice_segment(struct page *page, unsigned int poff,
unsigned int plen, unsigned int *off,
- unsigned int *len, struct sk_buff *skb,
+ unsigned int *len,
struct splice_pipe_desc *spd, bool linear,
struct sock *sk,
struct pipe_inode_info *pipe)
@@ -1737,23 +1723,19 @@ static bool __splice_segment(struct page *page, unsigned int poff,
}
/* ignore any bits we already processed */
- if (*off) {
- __segment_seek(&page, &poff, &plen, *off);
- *off = 0;
- }
+ poff += *off;
+ plen -= *off;
+ *off = 0;
do {
unsigned int flen = min(*len, plen);
- /* the linear region may spread across several pages */
- flen = min_t(unsigned int, flen, PAGE_SIZE - poff);
-
- if (spd_fill_page(spd, pipe, page, &flen, poff, skb, linear, sk))
+ if (spd_fill_page(spd, pipe, page, &flen, poff,
+ linear, sk))
return true;
-
- __segment_seek(&page, &poff, &plen, flen);
+ poff += flen;
+ plen -= flen;
*len -= flen;
-
} while (*len && plen);
return false;
@@ -1777,7 +1759,7 @@ static bool __skb_splice_bits(struct sk_buff *skb, struct pipe_inode_info *pipe,
if (__splice_segment(virt_to_page(skb->data),
(unsigned long) skb->data & (PAGE_SIZE - 1),
skb_headlen(skb),
- offset, len, skb, spd,
+ offset, len, spd,
skb_head_is_locked(skb),
sk, pipe))
return true;
@@ -1790,7 +1772,7 @@ static bool __skb_splice_bits(struct sk_buff *skb, struct pipe_inode_info *pipe,
if (__splice_segment(skb_frag_page(f),
f->page_offset, skb_frag_size(f),
- offset, len, skb, spd, false, sk, pipe))
+ offset, len, spd, false, sk, pipe))
return true;
}
diff --git a/net/ipv4/ah4.c b/net/ipv4/ah4.c
index a0d8392..a69b4e4 100644
--- a/net/ipv4/ah4.c
+++ b/net/ipv4/ah4.c
@@ -269,7 +269,11 @@ static void ah_input_done(struct crypto_async_request *base, int err)
skb->network_header += ah_hlen;
memcpy(skb_network_header(skb), work_iph, ihl);
__skb_pull(skb, ah_hlen + ihl);
- skb_set_transport_header(skb, -ihl);
+
+ if (x->props.mode == XFRM_MODE_TUNNEL)
+ skb_reset_transport_header(skb);
+ else
+ skb_set_transport_header(skb, -ihl);
out:
kfree(AH_SKB_CB(skb)->tmp);
xfrm_input_resume(skb, err);
@@ -381,7 +385,10 @@ static int ah_input(struct xfrm_state *x, struct sk_buff *skb)
skb->network_header += ah_hlen;
memcpy(skb_network_header(skb), work_iph, ihl);
__skb_pull(skb, ah_hlen + ihl);
- skb_set_transport_header(skb, -ihl);
+ if (x->props.mode == XFRM_MODE_TUNNEL)
+ skb_reset_transport_header(skb);
+ else
+ skb_set_transport_header(skb, -ihl);
err = nexthdr;
@@ -413,9 +420,12 @@ static void ah4_err(struct sk_buff *skb, u32 info)
if (!x)
return;
- if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH)
+ if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH) {
+ atomic_inc(&flow_cache_genid);
+ rt_genid_bump(net);
+
ipv4_update_pmtu(skb, net, info, 0, 0, IPPROTO_AH, 0);
- else
+ } else
ipv4_redirect(skb, net, 0, 0, IPPROTO_AH, 0);
xfrm_state_put(x);
}
diff --git a/net/ipv4/datagram.c b/net/ipv4/datagram.c
index 424fafb..b28e863 100644
--- a/net/ipv4/datagram.c
+++ b/net/ipv4/datagram.c
@@ -85,3 +85,28 @@ out:
return err;
}
EXPORT_SYMBOL(ip4_datagram_connect);
+
+void ip4_datagram_release_cb(struct sock *sk)
+{
+ const struct inet_sock *inet = inet_sk(sk);
+ const struct ip_options_rcu *inet_opt;
+ __be32 daddr = inet->inet_daddr;
+ struct flowi4 fl4;
+ struct rtable *rt;
+
+ if (! __sk_dst_get(sk) || __sk_dst_check(sk, 0))
+ return;
+
+ rcu_read_lock();
+ inet_opt = rcu_dereference(inet->inet_opt);
+ if (inet_opt && inet_opt->opt.srr)
+ daddr = inet_opt->opt.faddr;
+ rt = ip_route_output_ports(sock_net(sk), &fl4, sk, daddr,
+ inet->inet_saddr, inet->inet_dport,
+ inet->inet_sport, sk->sk_protocol,
+ RT_CONN_FLAGS(sk), sk->sk_bound_dev_if);
+ if (!IS_ERR(rt))
+ __sk_dst_set(sk, &rt->dst);
+ rcu_read_unlock();
+}
+EXPORT_SYMBOL_GPL(ip4_datagram_release_cb);
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index b61e9de..3b4f0cd 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -346,7 +346,10 @@ static int esp_input_done2(struct sk_buff *skb, int err)
pskb_trim(skb, skb->len - alen - padlen - 2);
__skb_pull(skb, hlen);
- skb_set_transport_header(skb, -ihl);
+ if (x->props.mode == XFRM_MODE_TUNNEL)
+ skb_reset_transport_header(skb);
+ else
+ skb_set_transport_header(skb, -ihl);
err = nexthdr[1];
@@ -499,9 +502,12 @@ static void esp4_err(struct sk_buff *skb, u32 info)
if (!x)
return;
- if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH)
+ if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH) {
+ atomic_inc(&flow_cache_genid);
+ rt_genid_bump(net);
+
ipv4_update_pmtu(skb, net, info, 0, 0, IPPROTO_ESP, 0);
- else
+ } else
ipv4_redirect(skb, net, 0, 0, IPPROTO_ESP, 0);
xfrm_state_put(x);
}
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 303012a..e81b1ca 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -963,8 +963,12 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev
ptr--;
}
if (tunnel->parms.o_flags&GRE_CSUM) {
+ int offset = skb_transport_offset(skb);
+
*ptr = 0;
- *(__sum16 *)ptr = ip_compute_csum((void *)(iph+1), skb->len - sizeof(struct iphdr));
+ *(__sum16 *)ptr = csum_fold(skb_checksum(skb, offset,
+ skb->len - offset,
+ 0));
}
}
diff --git a/net/ipv4/ipcomp.c b/net/ipv4/ipcomp.c
index d3ab47e..9a46dae 100644
--- a/net/ipv4/ipcomp.c
+++ b/net/ipv4/ipcomp.c
@@ -47,9 +47,12 @@ static void ipcomp4_err(struct sk_buff *skb, u32 info)
if (!x)
return;
- if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH)
+ if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH) {
+ atomic_inc(&flow_cache_genid);
+ rt_genid_bump(net);
+
ipv4_update_pmtu(skb, net, info, 0, 0, IPPROTO_COMP, 0);
- else
+ } else
ipv4_redirect(skb, net, 0, 0, IPPROTO_COMP, 0);
xfrm_state_put(x);
}
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 8f3d054..6f9c072 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -738,6 +738,7 @@ struct proto ping_prot = {
.recvmsg = ping_recvmsg,
.bind = ping_bind,
.backlog_rcv = ping_queue_rcv_skb,
+ .release_cb = ip4_datagram_release_cb,
.hash = ping_v4_hash,
.unhash = ping_v4_unhash,
.get_port = ping_v4_get_port,
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index 73d1e4d..6f08991 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -894,6 +894,7 @@ struct proto raw_prot = {
.recvmsg = raw_recvmsg,
.bind = raw_bind,
.backlog_rcv = raw_rcv_skb,
+ .release_cb = ip4_datagram_release_cb,
.hash = raw_hash_sk,
.unhash = raw_unhash_sk,
.obj_size = sizeof(struct raw_sock),
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 844a9ef..a0fcc47 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -912,6 +912,9 @@ static void __ip_rt_update_pmtu(struct rtable *rt, struct flowi4 *fl4, u32 mtu)
struct dst_entry *dst = &rt->dst;
struct fib_result res;
+ if (dst_metric_locked(dst, RTAX_MTU))
+ return;
+
if (dst->dev->mtu < mtu)
return;
@@ -962,7 +965,7 @@ void ipv4_update_pmtu(struct sk_buff *skb, struct net *net, u32 mtu,
}
EXPORT_SYMBOL_GPL(ipv4_update_pmtu);
-void ipv4_sk_update_pmtu(struct sk_buff *skb, struct sock *sk, u32 mtu)
+static void __ipv4_sk_update_pmtu(struct sk_buff *skb, struct sock *sk, u32 mtu)
{
const struct iphdr *iph = (const struct iphdr *) skb->data;
struct flowi4 fl4;
@@ -975,6 +978,53 @@ void ipv4_sk_update_pmtu(struct sk_buff *skb, struct sock *sk, u32 mtu)
ip_rt_put(rt);
}
}
+
+void ipv4_sk_update_pmtu(struct sk_buff *skb, struct sock *sk, u32 mtu)
+{
+ const struct iphdr *iph = (const struct iphdr *) skb->data;
+ struct flowi4 fl4;
+ struct rtable *rt;
+ struct dst_entry *dst;
+ bool new = false;
+
+ bh_lock_sock(sk);
+ rt = (struct rtable *) __sk_dst_get(sk);
+
+ if (sock_owned_by_user(sk) || !rt) {
+ __ipv4_sk_update_pmtu(skb, sk, mtu);
+ goto out;
+ }
+
+ __build_flow_key(&fl4, sk, iph, 0, 0, 0, 0, 0);
+
+ if (!__sk_dst_check(sk, 0)) {
+ rt = ip_route_output_flow(sock_net(sk), &fl4, sk);
+ if (IS_ERR(rt))
+ goto out;
+
+ new = true;
+ }
+
+ __ip_rt_update_pmtu((struct rtable *) rt->dst.path, &fl4, mtu);
+
+ dst = dst_check(&rt->dst, 0);
+ if (!dst) {
+ if (new)
+ dst_release(&rt->dst);
+
+ rt = ip_route_output_flow(sock_net(sk), &fl4, sk);
+ if (IS_ERR(rt))
+ goto out;
+
+ new = true;
+ }
+
+ if (new)
+ __sk_dst_set(sk, &rt->dst);
+
+out:
+ bh_unlock_sock(sk);
+}
EXPORT_SYMBOL_GPL(ipv4_sk_update_pmtu);
void ipv4_redirect(struct sk_buff *skb, struct net *net,
@@ -1120,7 +1170,7 @@ static unsigned int ipv4_mtu(const struct dst_entry *dst)
if (!mtu || time_after_eq(jiffies, rt->dst.expires))
mtu = dst_metric_raw(dst, RTAX_MTU);
- if (mtu && rt_is_output_route(rt))
+ if (mtu)
return mtu;
mtu = dst->dev->mtu;
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 54139fa..70b09ef 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -369,11 +369,10 @@ void tcp_v4_err(struct sk_buff *icmp_skb, u32 info)
* We do take care of PMTU discovery (RFC1191) special case :
* we can receive locally generated ICMP messages while socket is held.
*/
- if (sock_owned_by_user(sk) &&
- type != ICMP_DEST_UNREACH &&
- code != ICMP_FRAG_NEEDED)
- NET_INC_STATS_BH(net, LINUX_MIB_LOCKDROPPEDICMPS);
-
+ if (sock_owned_by_user(sk)) {
+ if (!(type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED))
+ NET_INC_STATS_BH(net, LINUX_MIB_LOCKDROPPEDICMPS);
+ }
if (sk->sk_state == TCP_CLOSE)
goto out;
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 79c8dbe..1f4d405 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1952,6 +1952,7 @@ struct proto udp_prot = {
.recvmsg = udp_recvmsg,
.sendpage = udp_sendpage,
.backlog_rcv = __udp_queue_rcv_skb,
+ .release_cb = ip4_datagram_release_cb,
.hash = udp_lib_hash,
.unhash = udp_lib_unhash,
.rehash = udp_v4_rehash,
diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c
index ecc35b9..3842331 100644
--- a/net/ipv6/ah6.c
+++ b/net/ipv6/ah6.c
@@ -472,7 +472,10 @@ static void ah6_input_done(struct crypto_async_request *base, int err)
skb->network_header += ah_hlen;
memcpy(skb_network_header(skb), work_iph, hdr_len);
__skb_pull(skb, ah_hlen + hdr_len);
- skb_set_transport_header(skb, -hdr_len);
+ if (x->props.mode == XFRM_MODE_TUNNEL)
+ skb_reset_transport_header(skb);
+ else
+ skb_set_transport_header(skb, -hdr_len);
out:
kfree(AH_SKB_CB(skb)->tmp);
xfrm_input_resume(skb, err);
@@ -593,9 +596,13 @@ static int ah6_input(struct xfrm_state *x, struct sk_buff *skb)
skb->network_header += ah_hlen;
memcpy(skb_network_header(skb), work_iph, hdr_len);
- skb->transport_header = skb->network_header;
__skb_pull(skb, ah_hlen + hdr_len);
+ if (x->props.mode == XFRM_MODE_TUNNEL)
+ skb_reset_transport_header(skb);
+ else
+ skb_set_transport_header(skb, -hdr_len);
+
err = nexthdr;
out_free:
diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c
index 282f372..40ffd72 100644
--- a/net/ipv6/esp6.c
+++ b/net/ipv6/esp6.c
@@ -300,7 +300,10 @@ static int esp_input_done2(struct sk_buff *skb, int err)
pskb_trim(skb, skb->len - alen - padlen - 2);
__skb_pull(skb, hlen);
- skb_set_transport_header(skb, -hdr_len);
+ if (x->props.mode == XFRM_MODE_TUNNEL)
+ skb_reset_transport_header(skb);
+ else
+ skb_set_transport_header(skb, -hdr_len);
err = nexthdr[1];
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index b4a9fd5..fff5bdd 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -81,10 +81,22 @@ static inline struct sock *icmpv6_sk(struct net *net)
return net->ipv6.icmp_sk[smp_processor_id()];
}
+static void icmpv6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
+ u8 type, u8 code, int offset, __be32 info)
+{
+ struct net *net = dev_net(skb->dev);
+
+ if (type == ICMPV6_PKT_TOOBIG)
+ ip6_update_pmtu(skb, net, info, 0, 0);
+ else if (type == NDISC_REDIRECT)
+ ip6_redirect(skb, net, 0, 0);
+}
+
static int icmpv6_rcv(struct sk_buff *skb);
static const struct inet6_protocol icmpv6_protocol = {
.handler = icmpv6_rcv,
+ .err_handler = icmpv6_err,
.flags = INET6_PROTO_NOPOLICY|INET6_PROTO_FINAL,
};
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 5552d13..0c7c03d 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1213,10 +1213,10 @@ int ip6_append_data(struct sock *sk, int getfrag(void *from, char *to,
if (dst_allfrag(rt->dst.path))
cork->flags |= IPCORK_ALLFRAG;
cork->length = 0;
- exthdrlen = (opt ? opt->opt_flen : 0) - rt->rt6i_nfheader_len;
+ exthdrlen = (opt ? opt->opt_flen : 0);
length += exthdrlen;
transhdrlen += exthdrlen;
- dst_exthdrlen = rt->dst.header_len;
+ dst_exthdrlen = rt->dst.header_len - rt->rt6i_nfheader_len;
} else {
rt = (struct rt6_info *)cork->dst;
fl6 = &inet->cork.fl.u.ip6;
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index 26dcdec..8fd154e 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -1710,6 +1710,9 @@ int ip6_mroute_setsockopt(struct sock *sk, int optname, char __user *optval, uns
return -EINVAL;
if (get_user(v, (u32 __user *)optval))
return -EFAULT;
+ /* "pim6reg%u" should not exceed 16 bytes (IFNAMSIZ) */
+ if (v != RT_TABLE_DEFAULT && v >= 100000000)
+ return -EINVAL;
if (sk == mrt->mroute6_sk)
return -EBUSY;
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 47e0aca..516fbc9 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -164,7 +164,17 @@ static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
sta = sta_info_get(sdata, mac_addr);
else
sta = sta_info_get_bss(sdata, mac_addr);
- if (!sta) {
+ /*
+ * The ASSOC test makes sure the driver is ready to
+ * receive the key. When wpa_supplicant has roamed
+ * using FT, it attempts to set the key before
+ * association has completed, this rejects that attempt
+ * so it will set the key again after assocation.
+ *
+ * TODO: accept the key if we have a station entry and
+ * add it to the device after the station.
+ */
+ if (!sta || !test_sta_flag(sta, WLAN_STA_ASSOC)) {
ieee80211_key_free(sdata->local, key);
err = -ENOENT;
goto out_unlock;
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 8563b9a..2ed065c 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1358,10 +1358,8 @@ int ieee80211_request_sched_scan_stop(struct ieee80211_sub_if_data *sdata);
void ieee80211_sched_scan_stopped_work(struct work_struct *work);
/* off-channel helpers */
-void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local,
- bool offchannel_ps_enable);
-void ieee80211_offchannel_return(struct ieee80211_local *local,
- bool offchannel_ps_disable);
+void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local);
+void ieee80211_offchannel_return(struct ieee80211_local *local);
void ieee80211_roc_setup(struct ieee80211_local *local);
void ieee80211_start_next_roc(struct ieee80211_local *local);
void ieee80211_roc_purge(struct ieee80211_sub_if_data *sdata);
diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c
index 47aeee2..2659e42 100644
--- a/net/mac80211/mesh_hwmp.c
+++ b/net/mac80211/mesh_hwmp.c
@@ -215,6 +215,7 @@ static void prepare_frame_for_deferred_tx(struct ieee80211_sub_if_data *sdata,
skb->priority = 7;
info->control.vif = &sdata->vif;
+ info->flags |= IEEE80211_TX_INTFL_NEED_TXPROCESSING;
ieee80211_set_qos_hdr(sdata, skb);
}
@@ -246,11 +247,13 @@ int mesh_path_error_tx(u8 ttl, u8 *target, __le32 target_sn,
return -EAGAIN;
skb = dev_alloc_skb(local->tx_headroom +
+ IEEE80211_ENCRYPT_HEADROOM +
+ IEEE80211_ENCRYPT_TAILROOM +
hdr_len +
2 + 15 /* PERR IE */);
if (!skb)
return -1;
- skb_reserve(skb, local->tx_headroom);
+ skb_reserve(skb, local->tx_headroom + IEEE80211_ENCRYPT_HEADROOM);
mgmt = (struct ieee80211_mgmt *) skb_put(skb, hdr_len);
memset(mgmt, 0, hdr_len);
mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c
index a5379ae..a3ad4c3 100644
--- a/net/mac80211/offchannel.c
+++ b/net/mac80211/offchannel.c
@@ -102,8 +102,7 @@ static void ieee80211_offchannel_ps_disable(struct ieee80211_sub_if_data *sdata)
ieee80211_sta_reset_conn_monitor(sdata);
}
-void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local,
- bool offchannel_ps_enable)
+void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local)
{
struct ieee80211_sub_if_data *sdata;
@@ -134,8 +133,7 @@ void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local,
if (sdata->vif.type != NL80211_IFTYPE_MONITOR) {
netif_tx_stop_all_queues(sdata->dev);
- if (offchannel_ps_enable &&
- (sdata->vif.type == NL80211_IFTYPE_STATION) &&
+ if (sdata->vif.type == NL80211_IFTYPE_STATION &&
sdata->u.mgd.associated)
ieee80211_offchannel_ps_enable(sdata);
}
@@ -143,8 +141,7 @@ void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local,
mutex_unlock(&local->iflist_mtx);
}
-void ieee80211_offchannel_return(struct ieee80211_local *local,
- bool offchannel_ps_disable)
+void ieee80211_offchannel_return(struct ieee80211_local *local)
{
struct ieee80211_sub_if_data *sdata;
@@ -163,11 +160,9 @@ void ieee80211_offchannel_return(struct ieee80211_local *local,
continue;
/* Tell AP we're back */
- if (offchannel_ps_disable &&
- sdata->vif.type == NL80211_IFTYPE_STATION) {
- if (sdata->u.mgd.associated)
- ieee80211_offchannel_ps_disable(sdata);
- }
+ if (sdata->vif.type == NL80211_IFTYPE_STATION &&
+ sdata->u.mgd.associated)
+ ieee80211_offchannel_ps_disable(sdata);
if (sdata->vif.type != NL80211_IFTYPE_MONITOR) {
/*
@@ -385,7 +380,7 @@ void ieee80211_sw_roc_work(struct work_struct *work)
local->tmp_channel = NULL;
ieee80211_hw_config(local, 0);
- ieee80211_offchannel_return(local, true);
+ ieee80211_offchannel_return(local);
}
ieee80211_recalc_idle(local);
diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
index d59fc68..bf82e69 100644
--- a/net/mac80211/scan.c
+++ b/net/mac80211/scan.c
@@ -292,7 +292,7 @@ static void __ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted,
if (!was_hw_scan) {
ieee80211_configure_filter(local);
drv_sw_scan_complete(local);
- ieee80211_offchannel_return(local, true);
+ ieee80211_offchannel_return(local);
}
ieee80211_recalc_idle(local);
@@ -341,7 +341,7 @@ static int ieee80211_start_sw_scan(struct ieee80211_local *local)
local->next_scan_state = SCAN_DECISION;
local->scan_channel_idx = 0;
- ieee80211_offchannel_stop_vifs(local, true);
+ ieee80211_offchannel_stop_vifs(local);
ieee80211_configure_filter(local);
@@ -678,12 +678,8 @@ static void ieee80211_scan_state_suspend(struct ieee80211_local *local,
local->scan_channel = NULL;
ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);
- /*
- * Re-enable vifs and beaconing. Leave PS
- * in off-channel state..will put that back
- * on-channel at the end of scanning.
- */
- ieee80211_offchannel_return(local, false);
+ /* disable PS */
+ ieee80211_offchannel_return(local);
*next_delay = HZ / 5;
/* afterwards, resume scan & go to next channel */
@@ -693,8 +689,7 @@ static void ieee80211_scan_state_suspend(struct ieee80211_local *local,
static void ieee80211_scan_state_resume(struct ieee80211_local *local,
unsigned long *next_delay)
{
- /* PS already is in off-channel mode */
- ieee80211_offchannel_stop_vifs(local, false);
+ ieee80211_offchannel_stop_vifs(local);
if (local->ops->flush) {
drv_flush(local, false);
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index e9eadc4..467c1d1 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1673,10 +1673,13 @@ netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb,
chanctx_conf =
rcu_dereference(tmp_sdata->vif.chanctx_conf);
}
- if (!chanctx_conf)
- goto fail_rcu;
- chan = chanctx_conf->def.chan;
+ if (chanctx_conf)
+ chan = chanctx_conf->def.chan;
+ else if (!local->use_chanctx)
+ chan = local->_oper_channel;
+ else
+ goto fail_rcu;
/*
* Frame injection is not allowed if beaconing is not allowed
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index 016d95e..e4a0c4f 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -1376,11 +1376,12 @@ void nf_conntrack_cleanup(struct net *net)
synchronize_net();
nf_conntrack_proto_fini(net);
nf_conntrack_cleanup_net(net);
+}
- if (net_eq(net, &init_net)) {
- RCU_INIT_POINTER(nf_ct_destroy, NULL);
- nf_conntrack_cleanup_init_net();
- }
+void nf_conntrack_cleanup_end(void)
+{
+ RCU_INIT_POINTER(nf_ct_destroy, NULL);
+ nf_conntrack_cleanup_init_net();
}
void *nf_ct_alloc_hashtable(unsigned int *sizep, int nulls)
diff --git a/net/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c
index 363285d..e7185c6 100644
--- a/net/netfilter/nf_conntrack_standalone.c
+++ b/net/netfilter/nf_conntrack_standalone.c
@@ -575,6 +575,7 @@ static int __init nf_conntrack_standalone_init(void)
static void __exit nf_conntrack_standalone_fini(void)
{
unregister_pernet_subsys(&nf_conntrack_net_ops);
+ nf_conntrack_cleanup_end();
}
module_init(nf_conntrack_standalone_init);
diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c
index 8d987c3..7b3a9e5 100644
--- a/net/netfilter/x_tables.c
+++ b/net/netfilter/x_tables.c
@@ -345,19 +345,27 @@ int xt_find_revision(u8 af, const char *name, u8 revision, int target,
}
EXPORT_SYMBOL_GPL(xt_find_revision);
-static char *textify_hooks(char *buf, size_t size, unsigned int mask)
+static char *
+textify_hooks(char *buf, size_t size, unsigned int mask, uint8_t nfproto)
{
- static const char *const names[] = {
+ static const char *const inetbr_names[] = {
"PREROUTING", "INPUT", "FORWARD",
"OUTPUT", "POSTROUTING", "BROUTING",
};
- unsigned int i;
+ static const char *const arp_names[] = {
+ "INPUT", "FORWARD", "OUTPUT",
+ };
+ const char *const *names;
+ unsigned int i, max;
char *p = buf;
bool np = false;
int res;
+ names = (nfproto == NFPROTO_ARP) ? arp_names : inetbr_names;
+ max = (nfproto == NFPROTO_ARP) ? ARRAY_SIZE(arp_names) :
+ ARRAY_SIZE(inetbr_names);
*p = '\0';
- for (i = 0; i < ARRAY_SIZE(names); ++i) {
+ for (i = 0; i < max; ++i) {
if (!(mask & (1 << i)))
continue;
res = snprintf(p, size, "%s%s", np ? "/" : "", names[i]);
@@ -402,8 +410,10 @@ int xt_check_match(struct xt_mtchk_param *par,
pr_err("%s_tables: %s match: used from hooks %s, but only "
"valid from %s\n",
xt_prefix[par->family], par->match->name,
- textify_hooks(used, sizeof(used), par->hook_mask),
- textify_hooks(allow, sizeof(allow), par->match->hooks));
+ textify_hooks(used, sizeof(used), par->hook_mask,
+ par->family),
+ textify_hooks(allow, sizeof(allow), par->match->hooks,
+ par->family));
return -EINVAL;
}
if (par->match->proto && (par->match->proto != proto || inv_proto)) {
@@ -575,8 +585,10 @@ int xt_check_target(struct xt_tgchk_param *par,
pr_err("%s_tables: %s target: used from hooks %s, but only "
"usable from %s\n",
xt_prefix[par->family], par->target->name,
- textify_hooks(used, sizeof(used), par->hook_mask),
- textify_hooks(allow, sizeof(allow), par->target->hooks));
+ textify_hooks(used, sizeof(used), par->hook_mask,
+ par->family),
+ textify_hooks(allow, sizeof(allow), par->target->hooks,
+ par->family));
return -EINVAL;
}
if (par->target->proto && (par->target->proto != proto || inv_proto)) {
diff --git a/net/netfilter/xt_CT.c b/net/netfilter/xt_CT.c
index 2a08430..bde009e 100644
--- a/net/netfilter/xt_CT.c
+++ b/net/netfilter/xt_CT.c
@@ -109,7 +109,7 @@ static int xt_ct_tg_check_v0(const struct xt_tgchk_param *par)
struct xt_ct_target_info *info = par->targinfo;
struct nf_conntrack_tuple t;
struct nf_conn *ct;
- int ret;
+ int ret = -EOPNOTSUPP;
if (info->flags & ~XT_CT_NOTRACK)
return -EINVAL;
@@ -247,7 +247,7 @@ static int xt_ct_tg_check_v1(const struct xt_tgchk_param *par)
struct xt_ct_target_info_v1 *info = par->targinfo;
struct nf_conntrack_tuple t;
struct nf_conn *ct;
- int ret;
+ int ret = -EOPNOTSUPP;
if (info->flags & ~XT_CT_NOTRACK)
return -EINVAL;
diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c
index 379c81d..9bcdbd0 100644
--- a/net/sctp/outqueue.c
+++ b/net/sctp/outqueue.c
@@ -224,7 +224,7 @@ void sctp_outq_init(struct sctp_association *asoc, struct sctp_outq *q)
/* Free the outqueue structure and any related pending chunks.
*/
-void sctp_outq_teardown(struct sctp_outq *q)
+static void __sctp_outq_teardown(struct sctp_outq *q)
{
struct sctp_transport *transport;
struct list_head *lchunk, *temp;
@@ -277,8 +277,6 @@ void sctp_outq_teardown(struct sctp_outq *q)
sctp_chunk_free(chunk);
}
- q->error = 0;
-
/* Throw away any leftover control chunks. */
list_for_each_entry_safe(chunk, tmp, &q->control_chunk_list, list) {
list_del_init(&chunk->list);
@@ -286,11 +284,17 @@ void sctp_outq_teardown(struct sctp_outq *q)
}
}
+void sctp_outq_teardown(struct sctp_outq *q)
+{
+ __sctp_outq_teardown(q);
+ sctp_outq_init(q->asoc, q);
+}
+
/* Free the outqueue structure and any related pending chunks. */
void sctp_outq_free(struct sctp_outq *q)
{
/* Throw away leftover chunks. */
- sctp_outq_teardown(q);
+ __sctp_outq_teardown(q);
/* If we were kmalloc()'d, free the memory. */
if (q->malloced)
diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
index 618ec7e..5131fcf 100644
--- a/net/sctp/sm_statefuns.c
+++ b/net/sctp/sm_statefuns.c
@@ -1779,8 +1779,10 @@ static sctp_disposition_t sctp_sf_do_dupcook_a(struct net *net,
/* Update the content of current association. */
sctp_add_cmd_sf(commands, SCTP_CMD_UPDATE_ASSOC, SCTP_ASOC(new_asoc));
- sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(repl));
sctp_add_cmd_sf(commands, SCTP_CMD_EVENT_ULP, SCTP_ULPEVENT(ev));
+ sctp_add_cmd_sf(commands, SCTP_CMD_NEW_STATE,
+ SCTP_STATE(SCTP_STATE_ESTABLISHED));
+ sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(repl));
return SCTP_DISPOSITION_CONSUME;
nomem_ev:
diff --git a/net/sctp/sysctl.c b/net/sctp/sysctl.c
index 043889a..bf3c6e8 100644
--- a/net/sctp/sysctl.c
+++ b/net/sctp/sysctl.c
@@ -366,7 +366,11 @@ int sctp_sysctl_net_register(struct net *net)
void sctp_sysctl_net_unregister(struct net *net)
{
+ struct ctl_table *table;
+
+ table = net->sctp.sysctl_header->ctl_table_arg;
unregister_net_sysctl_table(net->sctp.sysctl_header);
+ kfree(table);
}
static struct ctl_table_header * sctp_sysctl_header;
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index bfa3171..fb20f25 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -98,9 +98,25 @@ __rpc_add_timer(struct rpc_wait_queue *queue, struct rpc_task *task)
list_add(&task->u.tk_wait.timer_list, &queue->timer_list.list);
}
+static void rpc_rotate_queue_owner(struct rpc_wait_queue *queue)
+{
+ struct list_head *q = &queue->tasks[queue->priority];
+ struct rpc_task *task;
+
+ if (!list_empty(q)) {
+ task = list_first_entry(q, struct rpc_task, u.tk_wait.list);
+ if (task->tk_owner == queue->owner)
+ list_move_tail(&task->u.tk_wait.list, q);
+ }
+}
+
static void rpc_set_waitqueue_priority(struct rpc_wait_queue *queue, int priority)
{
- queue->priority = priority;
+ if (queue->priority != priority) {
+ /* Fairness: rotate the list when changing priority */
+ rpc_rotate_queue_owner(queue);
+ queue->priority = priority;
+ }
}
static void rpc_set_waitqueue_owner(struct rpc_wait_queue *queue, pid_t pid)
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 41eabc4..07c5857 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -2656,7 +2656,7 @@ static void xfrm_policy_fini(struct net *net)
WARN_ON(!hlist_empty(&net->xfrm.policy_inexact[dir]));
htab = &net->xfrm.policy_bydst[dir];
- sz = (htab->hmask + 1);
+ sz = (htab->hmask + 1) * sizeof(struct hlist_head);
WARN_ON(!hlist_empty(htab->table));
xfrm_hash_free(htab->table, sz);
}
diff --git a/net/xfrm/xfrm_replay.c b/net/xfrm/xfrm_replay.c
index 765f6fe..35754cc 100644
--- a/net/xfrm/xfrm_replay.c
+++ b/net/xfrm/xfrm_replay.c
@@ -242,11 +242,13 @@ static void xfrm_replay_advance_bmp(struct xfrm_state *x, __be32 net_seq)
u32 diff;
struct xfrm_replay_state_esn *replay_esn = x->replay_esn;
u32 seq = ntohl(net_seq);
- u32 pos = (replay_esn->seq - 1) % replay_esn->replay_window;
+ u32 pos;
if (!replay_esn->replay_window)
return;
+ pos = (replay_esn->seq - 1) % replay_esn->replay_window;
+
if (seq > replay_esn->seq) {
diff = seq - replay_esn->seq;
diff --git a/security/capability.c b/security/capability.c
index 0fe5a02..5797750 100644
--- a/security/capability.c
+++ b/security/capability.c
@@ -709,16 +709,31 @@ static void cap_req_classify_flow(const struct request_sock *req,
{
}
+static int cap_tun_dev_alloc_security(void **security)
+{
+ return 0;
+}
+
+static void cap_tun_dev_free_security(void *security)
+{
+}
+
static int cap_tun_dev_create(void)
{
return 0;
}
-static void cap_tun_dev_post_create(struct sock *sk)
+static int cap_tun_dev_attach_queue(void *security)
+{
+ return 0;
+}
+
+static int cap_tun_dev_attach(struct sock *sk, void *security)
{
+ return 0;
}
-static int cap_tun_dev_attach(struct sock *sk)
+static int cap_tun_dev_open(void *security)
{
return 0;
}
@@ -1050,8 +1065,11 @@ void __init security_fixup_ops(struct security_operations *ops)
set_to_cap_if_null(ops, secmark_refcount_inc);
set_to_cap_if_null(ops, secmark_refcount_dec);
set_to_cap_if_null(ops, req_classify_flow);
+ set_to_cap_if_null(ops, tun_dev_alloc_security);
+ set_to_cap_if_null(ops, tun_dev_free_security);
set_to_cap_if_null(ops, tun_dev_create);
- set_to_cap_if_null(ops, tun_dev_post_create);
+ set_to_cap_if_null(ops, tun_dev_open);
+ set_to_cap_if_null(ops, tun_dev_attach_queue);
set_to_cap_if_null(ops, tun_dev_attach);
#endif /* CONFIG_SECURITY_NETWORK */
#ifdef CONFIG_SECURITY_NETWORK_XFRM
diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index 19ecc8d..d794abc 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -215,7 +215,9 @@ static void devcgroup_css_free(struct cgroup *cgroup)
struct dev_cgroup *dev_cgroup;
dev_cgroup = cgroup_to_devcgroup(cgroup);
+ mutex_lock(&devcgroup_mutex);
dev_exception_clean(dev_cgroup);
+ mutex_unlock(&devcgroup_mutex);
kfree(dev_cgroup);
}
diff --git a/security/integrity/evm/evm_crypto.c b/security/integrity/evm/evm_crypto.c
index dfb2691..7dd538e 100644
--- a/security/integrity/evm/evm_crypto.c
+++ b/security/integrity/evm/evm_crypto.c
@@ -205,9 +205,9 @@ int evm_update_evmxattr(struct dentry *dentry, const char *xattr_name,
rc = __vfs_setxattr_noperm(dentry, XATTR_NAME_EVM,
&xattr_data,
sizeof(xattr_data), 0);
- }
- else if (rc == -ENODATA)
+ } else if (rc == -ENODATA && inode->i_op->removexattr) {
rc = inode->i_op->removexattr(dentry, XATTR_NAME_EVM);
+ }
return rc;
}
diff --git a/security/security.c b/security/security.c
index daa97f4..7b88c6a 100644
--- a/security/security.c
+++ b/security/security.c
@@ -1254,24 +1254,42 @@ void security_secmark_refcount_dec(void)
}
EXPORT_SYMBOL(security_secmark_refcount_dec);
+int security_tun_dev_alloc_security(void **security)
+{
+ return security_ops->tun_dev_alloc_security(security);
+}
+EXPORT_SYMBOL(security_tun_dev_alloc_security);
+
+void security_tun_dev_free_security(void *security)
+{
+ security_ops->tun_dev_free_security(security);
+}
+EXPORT_SYMBOL(security_tun_dev_free_security);
+
int security_tun_dev_create(void)
{
return security_ops->tun_dev_create();
}
EXPORT_SYMBOL(security_tun_dev_create);
-void security_tun_dev_post_create(struct sock *sk)
+int security_tun_dev_attach_queue(void *security)
{
- return security_ops->tun_dev_post_create(sk);
+ return security_ops->tun_dev_attach_queue(security);
}
-EXPORT_SYMBOL(security_tun_dev_post_create);
+EXPORT_SYMBOL(security_tun_dev_attach_queue);
-int security_tun_dev_attach(struct sock *sk)
+int security_tun_dev_attach(struct sock *sk, void *security)
{
- return security_ops->tun_dev_attach(sk);
+ return security_ops->tun_dev_attach(sk, security);
}
EXPORT_SYMBOL(security_tun_dev_attach);
+int security_tun_dev_open(void *security)
+{
+ return security_ops->tun_dev_open(security);
+}
+EXPORT_SYMBOL(security_tun_dev_open);
+
#endif /* CONFIG_SECURITY_NETWORK */
#ifdef CONFIG_SECURITY_NETWORK_XFRM
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 61a5336..ef26e96 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -4399,6 +4399,24 @@ static void selinux_req_classify_flow(const struct request_sock *req,
fl->flowi_secid = req->secid;
}
+static int selinux_tun_dev_alloc_security(void **security)
+{
+ struct tun_security_struct *tunsec;
+
+ tunsec = kzalloc(sizeof(*tunsec), GFP_KERNEL);
+ if (!tunsec)
+ return -ENOMEM;
+ tunsec->sid = current_sid();
+
+ *security = tunsec;
+ return 0;
+}
+
+static void selinux_tun_dev_free_security(void *security)
+{
+ kfree(security);
+}
+
static int selinux_tun_dev_create(void)
{
u32 sid = current_sid();
@@ -4414,8 +4432,17 @@ static int selinux_tun_dev_create(void)
NULL);
}
-static void selinux_tun_dev_post_create(struct sock *sk)
+static int selinux_tun_dev_attach_queue(void *security)
{
+ struct tun_security_struct *tunsec = security;
+
+ return avc_has_perm(current_sid(), tunsec->sid, SECCLASS_TUN_SOCKET,
+ TUN_SOCKET__ATTACH_QUEUE, NULL);
+}
+
+static int selinux_tun_dev_attach(struct sock *sk, void *security)
+{
+ struct tun_security_struct *tunsec = security;
struct sk_security_struct *sksec = sk->sk_security;
/* we don't currently perform any NetLabel based labeling here and it
@@ -4425,20 +4452,19 @@ static void selinux_tun_dev_post_create(struct sock *sk)
* cause confusion to the TUN user that had no idea network labeling
* protocols were being used */
- /* see the comments in selinux_tun_dev_create() about why we don't use
- * the sockcreate SID here */
-
- sksec->sid = current_sid();
+ sksec->sid = tunsec->sid;
sksec->sclass = SECCLASS_TUN_SOCKET;
+
+ return 0;
}
-static int selinux_tun_dev_attach(struct sock *sk)
+static int selinux_tun_dev_open(void *security)
{
- struct sk_security_struct *sksec = sk->sk_security;
+ struct tun_security_struct *tunsec = security;
u32 sid = current_sid();
int err;
- err = avc_has_perm(sid, sksec->sid, SECCLASS_TUN_SOCKET,
+ err = avc_has_perm(sid, tunsec->sid, SECCLASS_TUN_SOCKET,
TUN_SOCKET__RELABELFROM, NULL);
if (err)
return err;
@@ -4446,8 +4472,7 @@ static int selinux_tun_dev_attach(struct sock *sk)
TUN_SOCKET__RELABELTO, NULL);
if (err)
return err;
-
- sksec->sid = sid;
+ tunsec->sid = sid;
return 0;
}
@@ -5642,9 +5667,12 @@ static struct security_operations selinux_ops = {
.secmark_refcount_inc = selinux_secmark_refcount_inc,
.secmark_refcount_dec = selinux_secmark_refcount_dec,
.req_classify_flow = selinux_req_classify_flow,
+ .tun_dev_alloc_security = selinux_tun_dev_alloc_security,
+ .tun_dev_free_security = selinux_tun_dev_free_security,
.tun_dev_create = selinux_tun_dev_create,
- .tun_dev_post_create = selinux_tun_dev_post_create,
+ .tun_dev_attach_queue = selinux_tun_dev_attach_queue,
.tun_dev_attach = selinux_tun_dev_attach,
+ .tun_dev_open = selinux_tun_dev_open,
#ifdef CONFIG_SECURITY_NETWORK_XFRM
.xfrm_policy_alloc_security = selinux_xfrm_policy_alloc,
diff --git a/security/selinux/include/classmap.h b/security/selinux/include/classmap.h
index df2de54..14d04e6 100644
--- a/security/selinux/include/classmap.h
+++ b/security/selinux/include/classmap.h
@@ -150,6 +150,6 @@ struct security_class_mapping secclass_map[] = {
NULL } },
{ "kernel_service", { "use_as_override", "create_files_as", NULL } },
{ "tun_socket",
- { COMMON_SOCK_PERMS, NULL } },
+ { COMMON_SOCK_PERMS, "attach_queue", NULL } },
{ NULL }
};
diff --git a/security/selinux/include/objsec.h b/security/selinux/include/objsec.h
index 26c7eee..aa47bca 100644
--- a/security/selinux/include/objsec.h
+++ b/security/selinux/include/objsec.h
@@ -110,6 +110,10 @@ struct sk_security_struct {
u16 sclass; /* sock security class */
};
+struct tun_security_struct {
+ u32 sid; /* SID for the tun device sockets */
+};
+
struct key_security_struct {
u32 sid; /* SID of key */
};
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index b8fb0a5..822df97 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -3654,6 +3654,7 @@ static void hda_call_codec_resume(struct hda_codec *codec)
hda_set_power_state(codec, AC_PWRST_D0);
restore_shutup_pins(codec);
hda_exec_init_verbs(codec);
+ snd_hda_jack_set_dirty_all(codec);
if (codec->patch_ops.resume)
codec->patch_ops.resume(codec);
else {
@@ -3665,10 +3666,8 @@ static void hda_call_codec_resume(struct hda_codec *codec)
if (codec->jackpoll_interval)
hda_jackpoll_work(&codec->jackpoll_work.work);
- else {
- snd_hda_jack_set_dirty_all(codec);
+ else
snd_hda_jack_report_sync(codec);
- }
codec->in_pm = 0;
snd_hda_power_down(codec); /* flag down before returning */
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 0b6aeba..c78286f 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -656,29 +656,43 @@ static char *driver_short_names[] = {
#define get_azx_dev(substream) (substream->runtime->private_data)
#ifdef CONFIG_X86
-static void __mark_pages_wc(struct azx *chip, void *addr, size_t size, bool on)
+static void __mark_pages_wc(struct azx *chip, struct snd_dma_buffer *dmab, bool on)
{
+ int pages;
+
if (azx_snoop(chip))
return;
- if (addr && size) {
- int pages = (size + PAGE_SIZE - 1) >> PAGE_SHIFT;
+ if (!dmab || !dmab->area || !dmab->bytes)
+ return;
+
+#ifdef CONFIG_SND_DMA_SGBUF
+ if (dmab->dev.type == SNDRV_DMA_TYPE_DEV_SG) {
+ struct snd_sg_buf *sgbuf = dmab->private_data;
if (on)
- set_memory_wc((unsigned long)addr, pages);
+ set_pages_array_wc(sgbuf->page_table, sgbuf->pages);
else
- set_memory_wb((unsigned long)addr, pages);
+ set_pages_array_wb(sgbuf->page_table, sgbuf->pages);
+ return;
}
+#endif
+
+ pages = (dmab->bytes + PAGE_SIZE - 1) >> PAGE_SHIFT;
+ if (on)
+ set_memory_wc((unsigned long)dmab->area, pages);
+ else
+ set_memory_wb((unsigned long)dmab->area, pages);
}
static inline void mark_pages_wc(struct azx *chip, struct snd_dma_buffer *buf,
bool on)
{
- __mark_pages_wc(chip, buf->area, buf->bytes, on);
+ __mark_pages_wc(chip, buf, on);
}
static inline void mark_runtime_wc(struct azx *chip, struct azx_dev *azx_dev,
- struct snd_pcm_runtime *runtime, bool on)
+ struct snd_pcm_substream *substream, bool on)
{
if (azx_dev->wc_marked != on) {
- __mark_pages_wc(chip, runtime->dma_area, runtime->dma_bytes, on);
+ __mark_pages_wc(chip, snd_pcm_get_dma_buf(substream), on);
azx_dev->wc_marked = on;
}
}
@@ -689,7 +703,7 @@ static inline void mark_pages_wc(struct azx *chip, struct snd_dma_buffer *buf,
{
}
static inline void mark_runtime_wc(struct azx *chip, struct azx_dev *azx_dev,
- struct snd_pcm_runtime *runtime, bool on)
+ struct snd_pcm_substream *substream, bool on)
{
}
#endif
@@ -1968,11 +1982,10 @@ static int azx_pcm_hw_params(struct snd_pcm_substream *substream,
{
struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
struct azx *chip = apcm->chip;
- struct snd_pcm_runtime *runtime = substream->runtime;
struct azx_dev *azx_dev = get_azx_dev(substream);
int ret;
- mark_runtime_wc(chip, azx_dev, runtime, false);
+ mark_runtime_wc(chip, azx_dev, substream, false);
azx_dev->bufsize = 0;
azx_dev->period_bytes = 0;
azx_dev->format_val = 0;
@@ -1980,7 +1993,7 @@ static int azx_pcm_hw_params(struct snd_pcm_substream *substream,
params_buffer_bytes(hw_params));
if (ret < 0)
return ret;
- mark_runtime_wc(chip, azx_dev, runtime, true);
+ mark_runtime_wc(chip, azx_dev, substream, true);
return ret;
}
@@ -1989,7 +2002,6 @@ static int azx_pcm_hw_free(struct snd_pcm_substream *substream)
struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
struct azx_dev *azx_dev = get_azx_dev(substream);
struct azx *chip = apcm->chip;
- struct snd_pcm_runtime *runtime = substream->runtime;
struct hda_pcm_stream *hinfo = apcm->hinfo[substream->stream];
/* reset BDL address */
@@ -2002,7 +2014,7 @@ static int azx_pcm_hw_free(struct snd_pcm_substream *substream)
snd_hda_codec_cleanup(apcm->codec, hinfo, substream);
- mark_runtime_wc(chip, azx_dev, runtime, false);
+ mark_runtime_wc(chip, azx_dev, substream, false);
return snd_pcm_lib_free_pages(substream);
}
@@ -3613,13 +3625,12 @@ static DEFINE_PCI_DEVICE_TABLE(azx_ids) = {
/* 5 Series/3400 */
{ PCI_DEVICE(0x8086, 0x3b56),
.driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH },
- /* SCH */
+ /* Poulsbo */
{ PCI_DEVICE(0x8086, 0x811b),
- .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_SCH_SNOOP |
- AZX_DCAPS_BUFSIZE | AZX_DCAPS_POSFIX_LPIB }, /* Poulsbo */
+ .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM },
+ /* Oaktrail */
{ PCI_DEVICE(0x8086, 0x080a),
- .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_SCH_SNOOP |
- AZX_DCAPS_BUFSIZE | AZX_DCAPS_POSFIX_LPIB }, /* Oaktrail */
+ .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM },
/* ICH */
{ PCI_DEVICE(0x8086, 0x2668),
.driver_data = AZX_DRIVER_ICH | AZX_DCAPS_OLD_SSYNC |
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index dd798c3..009b77a 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -4636,6 +4636,12 @@ static const struct hda_codec_preset snd_hda_preset_conexant[] = {
.patch = patch_conexant_auto },
{ .id = 0x14f15111, .name = "CX20753/4",
.patch = patch_conexant_auto },
+ { .id = 0x14f15113, .name = "CX20755",
+ .patch = patch_conexant_auto },
+ { .id = 0x14f15114, .name = "CX20756",
+ .patch = patch_conexant_auto },
+ { .id = 0x14f15115, .name = "CX20757",
+ .patch = patch_conexant_auto },
{} /* terminator */
};
@@ -4659,6 +4665,9 @@ MODULE_ALIAS("snd-hda-codec-id:14f150b9");
MODULE_ALIAS("snd-hda-codec-id:14f1510f");
MODULE_ALIAS("snd-hda-codec-id:14f15110");
MODULE_ALIAS("snd-hda-codec-id:14f15111");
+MODULE_ALIAS("snd-hda-codec-id:14f15113");
+MODULE_ALIAS("snd-hda-codec-id:14f15114");
+MODULE_ALIAS("snd-hda-codec-id:14f15115");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Conexant HD-audio codec");
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index f519627..5faaad2 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -4694,6 +4694,7 @@ static const struct snd_pci_quirk alc880_fixup_tbl[] = {
SND_PCI_QUIRK(0x1584, 0x9077, "Uniwill P53", ALC880_FIXUP_VOL_KNOB),
SND_PCI_QUIRK(0x161f, 0x203d, "W810", ALC880_FIXUP_W810),
SND_PCI_QUIRK(0x161f, 0x205d, "Medion Rim 2150", ALC880_FIXUP_MEDION_RIM),
+ SND_PCI_QUIRK(0x1631, 0xe011, "PB 13201056", ALC880_FIXUP_6ST),
SND_PCI_QUIRK(0x1734, 0x107c, "FSC F1734", ALC880_FIXUP_F1734),
SND_PCI_QUIRK(0x1734, 0x1094, "FSC Amilo M1451G", ALC880_FIXUP_FUJITSU),
SND_PCI_QUIRK(0x1734, 0x10ac, "FSC AMILO Xi 1526", ALC880_FIXUP_F1734),
@@ -5708,6 +5709,7 @@ static const struct alc_model_fixup alc268_fixup_models[] = {
};
static const struct snd_pci_quirk alc268_fixup_tbl[] = {
+ SND_PCI_QUIRK(0x1025, 0x015b, "Acer AOA 150 (ZG5)", ALC268_FIXUP_INV_DMIC),
/* below is codec SSID since multiple Toshiba laptops have the
* same PCI SSID 1179:ff00
*/
@@ -6251,6 +6253,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1025, 0x0349, "Acer AOD260", ALC269_FIXUP_INV_DMIC),
SND_PCI_QUIRK(0x103c, 0x1586, "HP", ALC269_FIXUP_MIC2_MUTE_LED),
SND_PCI_QUIRK(0x103c, 0x1972, "HP Pavilion 17", ALC269_FIXUP_MIC1_MUTE_LED),
+ SND_PCI_QUIRK(0x103c, 0x1977, "HP Pavilion 14", ALC269_FIXUP_MIC1_MUTE_LED),
SND_PCI_QUIRK(0x1043, 0x1427, "Asus Zenbook UX31E", ALC269VB_FIXUP_DMIC),
SND_PCI_QUIRK(0x1043, 0x1517, "Asus Zenbook UX31A", ALC269VB_FIXUP_DMIC),
SND_PCI_QUIRK(0x1043, 0x1a13, "Asus G73Jw", ALC269_FIXUP_ASUS_G73JW),
@@ -6265,6 +6268,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x104d, 0x9084, "Sony VAIO", ALC275_FIXUP_SONY_HWEQ),
SND_PCI_QUIRK_VENDOR(0x104d, "Sony VAIO", ALC269_FIXUP_SONY_VAIO),
SND_PCI_QUIRK(0x1028, 0x0470, "Dell M101z", ALC269_FIXUP_DELL_M101Z),
+ SND_PCI_QUIRK(0x1025, 0x0740, "Acer AO725", ALC271_FIXUP_HP_GATE_MIC_JACK),
SND_PCI_QUIRK(0x1025, 0x0742, "Acer AO756", ALC271_FIXUP_HP_GATE_MIC_JACK),
SND_PCI_QUIRK_VENDOR(0x1025, "Acer Aspire", ALC271_FIXUP_DMIC),
SND_PCI_QUIRK(0x10cf, 0x1475, "Lifebook", ALC269_FIXUP_LIFEBOOK),
diff --git a/sound/soc/codecs/arizona.c b/sound/soc/codecs/arizona.c
index 1d8bb59..ef62c43 100644
--- a/sound/soc/codecs/arizona.c
+++ b/sound/soc/codecs/arizona.c
@@ -685,7 +685,7 @@ static int arizona_hw_params(struct snd_pcm_substream *substream,
}
sr_val = i;
- lrclk = snd_soc_params_to_bclk(params) / params_rate(params);
+ lrclk = rates[bclk] / params_rate(params);
arizona_aif_dbg(dai, "BCLK %dHz LRCLK %dHz\n",
rates[bclk], rates[bclk] / lrclk);
@@ -1082,6 +1082,9 @@ int arizona_init_fll(struct arizona *arizona, int id, int base, int lock_irq,
id, ret);
}
+ regmap_update_bits(arizona->regmap, fll->base + 1,
+ ARIZONA_FLL1_FREERUN, 0);
+
return 0;
}
EXPORT_SYMBOL_GPL(arizona_init_fll);
diff --git a/sound/soc/codecs/wm2200.c b/sound/soc/codecs/wm2200.c
index e6cefe1..d8c65f5 100644
--- a/sound/soc/codecs/wm2200.c
+++ b/sound/soc/codecs/wm2200.c
@@ -1019,8 +1019,6 @@ static const char *wm2200_mixer_texts[] = {
"EQR",
"LHPF1",
"LHPF2",
- "LHPF3",
- "LHPF4",
"DSP1.1",
"DSP1.2",
"DSP1.3",
@@ -1053,7 +1051,6 @@ static int wm2200_mixer_values[] = {
0x25,
0x50, /* EQ */
0x51,
- 0x52,
0x60, /* LHPF1 */
0x61, /* LHPF2 */
0x68, /* DSP1 */
diff --git a/sound/soc/codecs/wm5102.c b/sound/soc/codecs/wm5102.c
index 7a9048d..1440b3f 100644
--- a/sound/soc/codecs/wm5102.c
+++ b/sound/soc/codecs/wm5102.c
@@ -896,8 +896,7 @@ static const unsigned int wm5102_aec_loopback_values[] = {
static const struct soc_enum wm5102_aec_loopback =
SOC_VALUE_ENUM_SINGLE(ARIZONA_DAC_AEC_CONTROL_1,
- ARIZONA_AEC_LOOPBACK_SRC_SHIFT,
- ARIZONA_AEC_LOOPBACK_SRC_MASK,
+ ARIZONA_AEC_LOOPBACK_SRC_SHIFT, 0xf,
ARRAY_SIZE(wm5102_aec_loopback_texts),
wm5102_aec_loopback_texts,
wm5102_aec_loopback_values);
diff --git a/sound/soc/codecs/wm5110.c b/sound/soc/codecs/wm5110.c
index ae80c8c..7a09096 100644
--- a/sound/soc/codecs/wm5110.c
+++ b/sound/soc/codecs/wm5110.c
@@ -344,8 +344,7 @@ static const unsigned int wm5110_aec_loopback_values[] = {
static const struct soc_enum wm5110_aec_loopback =
SOC_VALUE_ENUM_SINGLE(ARIZONA_DAC_AEC_CONTROL_1,
- ARIZONA_AEC_LOOPBACK_SRC_SHIFT,
- ARIZONA_AEC_LOOPBACK_SRC_MASK,
+ ARIZONA_AEC_LOOPBACK_SRC_SHIFT, 0xf,
ARRAY_SIZE(wm5110_aec_loopback_texts),
wm5110_aec_loopback_texts,
wm5110_aec_loopback_values);
diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
index 7b198c3..b6b6548 100644
--- a/sound/soc/codecs/wm_adsp.c
+++ b/sound/soc/codecs/wm_adsp.c
@@ -324,7 +324,7 @@ static int wm_adsp_load(struct wm_adsp *dsp)
if (reg) {
buf = kmemdup(region->data, le32_to_cpu(region->len),
- GFP_KERNEL);
+ GFP_KERNEL | GFP_DMA);
if (!buf) {
adsp_err(dsp, "Out of memory\n");
return -ENOMEM;
@@ -396,7 +396,7 @@ static int wm_adsp_load_coeff(struct wm_adsp *dsp)
hdr = (void*)&firmware->data[0];
if (memcmp(hdr->magic, "WMDR", 4) != 0) {
adsp_err(dsp, "%s: invalid magic\n", file);
- return -EINVAL;
+ goto out_fw;
}
adsp_dbg(dsp, "%s: v%d.%d.%d\n", file,
@@ -439,7 +439,7 @@ static int wm_adsp_load_coeff(struct wm_adsp *dsp)
if (reg) {
buf = kmemdup(blk->data, le32_to_cpu(blk->len),
- GFP_KERNEL);
+ GFP_KERNEL | GFP_DMA);
if (!buf) {
adsp_err(dsp, "Out of memory\n");
return -ENOMEM;
diff --git a/sound/soc/fsl/Kconfig b/sound/soc/fsl/Kconfig
index 3b98159..a210c8d 100644
--- a/sound/soc/fsl/Kconfig
+++ b/sound/soc/fsl/Kconfig
@@ -108,18 +108,13 @@ if SND_IMX_SOC
config SND_SOC_IMX_SSI
tristate
-config SND_SOC_IMX_PCM
- tristate
-
config SND_SOC_IMX_PCM_FIQ
- bool
+ tristate
select FIQ
- select SND_SOC_IMX_PCM
config SND_SOC_IMX_PCM_DMA
- bool
+ tristate
select SND_SOC_DMAENGINE_PCM
- select SND_SOC_IMX_PCM
config SND_SOC_IMX_AUDMUX
tristate
diff --git a/sound/soc/fsl/Makefile b/sound/soc/fsl/Makefile
index afd3479..ec14579 100644
--- a/sound/soc/fsl/Makefile
+++ b/sound/soc/fsl/Makefile
@@ -41,7 +41,10 @@ endif
obj-$(CONFIG_SND_SOC_IMX_SSI) += snd-soc-imx-ssi.o
obj-$(CONFIG_SND_SOC_IMX_AUDMUX) += snd-soc-imx-audmux.o
-obj-$(CONFIG_SND_SOC_IMX_PCM) += snd-soc-imx-pcm.o
+obj-$(CONFIG_SND_SOC_IMX_PCM_FIQ) += snd-soc-imx-pcm-fiq.o
+snd-soc-imx-pcm-fiq-y := imx-pcm-fiq.o imx-pcm.o
+obj-$(CONFIG_SND_SOC_IMX_PCM_DMA) += snd-soc-imx-pcm-dma.o
+snd-soc-imx-pcm-dma-y := imx-pcm-dma.o imx-pcm.o
# i.MX Machine Support
snd-soc-eukrea-tlv320-objs := eukrea-tlv320.o
diff --git a/sound/soc/fsl/imx-pcm.c b/sound/soc/fsl/imx-pcm.c
index d5cd9ef..0c9f188 100644
--- a/sound/soc/fsl/imx-pcm.c
+++ b/sound/soc/fsl/imx-pcm.c
@@ -31,7 +31,6 @@ int snd_imx_pcm_mmap(struct snd_pcm_substream *substream,
runtime->dma_bytes);
return ret;
}
-EXPORT_SYMBOL_GPL(snd_imx_pcm_mmap);
static int imx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream)
{
@@ -80,7 +79,6 @@ int imx_pcm_new(struct snd_soc_pcm_runtime *rtd)
out:
return ret;
}
-EXPORT_SYMBOL_GPL(imx_pcm_new);
void imx_pcm_free(struct snd_pcm *pcm)
{
@@ -102,7 +100,6 @@ void imx_pcm_free(struct snd_pcm *pcm)
buf->area = NULL;
}
}
-EXPORT_SYMBOL_GPL(imx_pcm_free);
MODULE_DESCRIPTION("Freescale i.MX PCM driver");
MODULE_AUTHOR("Sascha Hauer <s.hauer@pengutronix.de>");
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 1e36bc8..258acad 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -1023,7 +1023,7 @@ int dapm_regulator_event(struct snd_soc_dapm_widget *w,
if (SND_SOC_DAPM_EVENT_ON(event)) {
if (w->invert & SND_SOC_DAPM_REGULATOR_BYPASS) {
- ret = regulator_allow_bypass(w->regulator, true);
+ ret = regulator_allow_bypass(w->regulator, false);
if (ret != 0)
dev_warn(w->dapm->dev,
"ASoC: Failed to bypass %s: %d\n",
@@ -1033,7 +1033,7 @@ int dapm_regulator_event(struct snd_soc_dapm_widget *w,
return regulator_enable(w->regulator);
} else {
if (w->invert & SND_SOC_DAPM_REGULATOR_BYPASS) {
- ret = regulator_allow_bypass(w->regulator, false);
+ ret = regulator_allow_bypass(w->regulator, true);
if (ret != 0)
dev_warn(w->dapm->dev,
"ASoC: Failed to unbypass %s: %d\n",
@@ -3039,6 +3039,14 @@ snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm,
w->name, ret);
return NULL;
}
+
+ if (w->invert & SND_SOC_DAPM_REGULATOR_BYPASS) {
+ ret = regulator_allow_bypass(w->regulator, true);
+ if (ret != 0)
+ dev_warn(w->dapm->dev,
+ "ASoC: Failed to unbypass %s: %d\n",
+ w->name, ret);
+ }
break;
case snd_soc_dapm_clock_supply:
#ifdef CONFIG_CLKDEV_LOOKUP
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index ed4d89c..e90daf8 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -1331,16 +1331,23 @@ static int parse_audio_feature_unit(struct mixer_build *state, int unitid, void
}
channels = (hdr->bLength - 7) / csize - 1;
bmaControls = hdr->bmaControls;
+ if (hdr->bLength < 7 + csize) {
+ snd_printk(KERN_ERR "usbaudio: unit %u: "
+ "invalid UAC_FEATURE_UNIT descriptor\n",
+ unitid);
+ return -EINVAL;
+ }
} else {
struct uac2_feature_unit_descriptor *ftr = _ftr;
csize = 4;
channels = (hdr->bLength - 6) / 4 - 1;
bmaControls = ftr->bmaControls;
- }
-
- if (hdr->bLength < 7 || !csize || hdr->bLength < 7 + csize) {
- snd_printk(KERN_ERR "usbaudio: unit %u: invalid UAC_FEATURE_UNIT descriptor\n", unitid);
- return -EINVAL;
+ if (hdr->bLength < 6 + csize) {
+ snd_printk(KERN_ERR "usbaudio: unit %u: "
+ "invalid UAC_FEATURE_UNIT descriptor\n",
+ unitid);
+ return -EINVAL;
+ }
}
/* parse the source unit */
diff --git a/tools/perf/MANIFEST b/tools/perf/MANIFEST
index 80db3f4..39d4106 100644
--- a/tools/perf/MANIFEST
+++ b/tools/perf/MANIFEST
@@ -11,11 +11,21 @@ lib/rbtree.c
include/linux/swab.h
arch/*/include/asm/unistd*.h
arch/*/include/asm/perf_regs.h
+arch/*/include/uapi/asm/unistd*.h
+arch/*/include/uapi/asm/perf_regs.h
arch/*/lib/memcpy*.S
arch/*/lib/memset*.S
include/linux/poison.h
include/linux/magic.h
include/linux/hw_breakpoint.h
+include/linux/rbtree_augmented.h
+include/uapi/linux/perf_event.h
+include/uapi/linux/const.h
+include/uapi/linux/swab.h
+include/uapi/linux/hw_breakpoint.h
arch/x86/include/asm/svm.h
arch/x86/include/asm/vmx.h
arch/x86/include/asm/kvm_host.h
+arch/x86/include/uapi/asm/svm.h
+arch/x86/include/uapi/asm/vmx.h
+arch/x86/include/uapi/asm/kvm.h
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 891bc77..8ab05e5 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -58,7 +58,7 @@ ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
-e s/arm.*/arm/ -e s/sa110/arm/ \
-e s/s390x/s390/ -e s/parisc64/parisc/ \
-e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
- -e s/sh[234].*/sh/ )
+ -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ )
NO_PERF_REGS := 1
CC = $(CROSS_COMPILE)gcc