diff options
| author | Jason Cooper <jason@lakedaemon.net> | 2013-04-15 14:55:23 (GMT) |
|---|---|---|
| committer | Jason Cooper <jason@lakedaemon.net> | 2013-04-15 14:55:23 (GMT) |
| commit | b757f17e9184b65428c48a281d82f9acb3e96f0e (patch) | |
| tree | 7dc22c9f82f78c20caeff00fdd68a2e92e40504a /arch | |
| parent | 3c76a8a95daeecd881718f88324041f6a5faab86 (diff) | |
| parent | da497f6fbaa190d34907ecc9dd85cfc62ba9f5a2 (diff) | |
| download | linux-b757f17e9184b65428c48a281d82f9acb3e96f0e.tar.xz | |
Merge tag 'tags/soc_for_v3.10' into mvebu/dt
Pulling in mvebu branches which contain changes to armada*.dts? files for LPAE
conversion.
mvebu soc changes for v3.10
- use the mvebu-mbus driver
- prep for LPAE support
Depends:
- mvebu/cleanup (tags/cleanup_for_v3.10)
- mvebu/drivers (tags/drivers_for_v3.10)
Diffstat (limited to 'arch')
187 files changed, 880 insertions, 1314 deletions
diff --git a/arch/Kconfig b/arch/Kconfig index 5a1779c..1455579 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -319,13 +319,6 @@ config ARCH_WANT_OLD_COMPAT_IPC select ARCH_WANT_COMPAT_IPC_PARSE_VERSION bool -config HAVE_VIRT_TO_BUS - bool - help - An architecture should select this if it implements the - deprecated interface virt_to_bus(). All new architectures - should probably not select this. - config HAVE_ARCH_SECCOMP_FILTER bool help diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index 5833aa4..8a33ba0 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -9,7 +9,7 @@ config ALPHA select HAVE_PERF_EVENTS select HAVE_DMA_ATTRS select HAVE_GENERIC_HARDIRQS - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select GENERIC_IRQ_PROBE select AUTO_IRQ_AFFINITY if SMP select GENERIC_IRQ_SHOW diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 0c990b7..9462dd9 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -49,7 +49,6 @@ config ARM select HAVE_REGS_AND_STACK_ACCESS_API select HAVE_SYSCALL_TRACEPOINTS select HAVE_UID16 - select HAVE_VIRT_TO_BUS select KTIME_SCALAR select PERF_USE_VMALLOC select RTC_LIB @@ -563,6 +562,7 @@ config ARCH_DOVE select PINCTRL_DOVE select PLAT_ORION_LEGACY select USB_ARCH_HAS_EHCI + select MVEBU_MBUS help Support for the Marvell Dove SoC 88AP510 @@ -576,6 +576,7 @@ config ARCH_KIRKWOOD select PINCTRL select PINCTRL_KIRKWOOD select PLAT_ORION_LEGACY + select MVEBU_MBUS help Support for the following Marvell Kirkwood series SoCs: 88F6180, 88F6192 and 88F6281. @@ -587,6 +588,7 @@ config ARCH_MV78XX0 select GENERIC_CLOCKEVENTS select PCI select PLAT_ORION_LEGACY + select MVEBU_MBUS help Support for the following Marvell MV78xx0 series SoCs: MV781x0, MV782x0. @@ -599,6 +601,7 @@ config ARCH_ORION5X select GENERIC_CLOCKEVENTS select PCI select PLAT_ORION_LEGACY + select MVEBU_MBUS help Support for the following Marvell Orion 5x series SoCs: Orion-1 (5181), Orion-VoIP (5181L), Orion-NAS (5182), @@ -743,6 +746,7 @@ config ARCH_RPC select NEED_MACH_IO_H select NEED_MACH_MEMORY_H select NO_IOPORT + select VIRT_TO_BUS help On the Acorn Risc-PC, Linux can support the internal IDE disk and CD-ROM interface, serial and parallel port, and the floppy drive. @@ -878,6 +882,7 @@ config ARCH_SHARK select ISA_DMA select NEED_MACH_MEMORY_H select PCI + select VIRT_TO_BUS select ZONE_DMA help Support for the StrongARM based Digital DNARD machine, also known @@ -1005,12 +1010,12 @@ config ARCH_MULTI_V4_V5 bool config ARCH_MULTI_V6 - bool "ARMv6 based platforms (ARM11, Scorpion, ...)" + bool "ARMv6 based platforms (ARM11)" select ARCH_MULTI_V6_V7 select CPU_V6 config ARCH_MULTI_V7 - bool "ARMv7 based platforms (Cortex-A, PJ4, Krait)" + bool "ARMv7 based platforms (Cortex-A, PJ4, Scorpion, Krait)" default y select ARCH_MULTI_V6_V7 select ARCH_VEXPRESS @@ -1461,10 +1466,6 @@ config ISA_DMA bool select ISA_DMA_API -config ARCH_NO_VIRT_TO_BUS - def_bool y - depends on !ARCH_RPC && !ARCH_NETWINDER && !ARCH_SHARK - # Select ISA DMA interface config ISA_DMA_API bool @@ -1656,13 +1657,16 @@ config LOCAL_TIMERS accounting to be spread across the timer interval, preventing a "thundering herd" at every timer tick. +# The GPIO number here must be sorted by descending number. In case of +# a multiplatform kernel, we just want the highest value required by the +# selected platforms. config ARCH_NR_GPIO int default 1024 if ARCH_SHMOBILE || ARCH_TEGRA - default 355 if ARCH_U8500 - default 264 if MACH_H4700 default 512 if SOC_OMAP5 + default 355 if ARCH_U8500 default 288 if ARCH_VT8500 || ARCH_SUNXI + default 264 if MACH_H4700 default 0 help Maximum number of GPIOs in the system. @@ -1886,8 +1890,9 @@ config XEN_DOM0 config XEN bool "Xen guest support on ARM (EXPERIMENTAL)" - depends on ARM && OF + depends on ARM && AEABI && OF depends on CPU_V7 && !CPU_V6 + depends on !GENERIC_ATOMIC64 help Say Y if you want to run Linux in a Virtual Machine on Xen on ARM. diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index acdddda..ecfcdba 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -492,7 +492,7 @@ config DEBUG_IMX_UART_PORT DEBUG_IMX31_UART || \ DEBUG_IMX35_UART || \ DEBUG_IMX51_UART || \ - DEBUG_IMX50_IMX53_UART || \ + DEBUG_IMX53_UART || \ DEBUG_IMX6Q_UART default 1 help diff --git a/arch/arm/boot/Makefile b/arch/arm/boot/Makefile index 71768b8..84aa2ca 100644 --- a/arch/arm/boot/Makefile +++ b/arch/arm/boot/Makefile @@ -115,4 +115,4 @@ i: $(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \ $(obj)/Image System.map "$(INSTALL_PATH)" -subdir- := bootp compressed +subdir- := bootp compressed dts diff --git a/arch/arm/boot/dts/armada-370-xp.dtsi b/arch/arm/boot/dts/armada-370-xp.dtsi index 758c4ea..9693f79 100644 --- a/arch/arm/boot/dts/armada-370-xp.dtsi +++ b/arch/arm/boot/dts/armada-370-xp.dtsi @@ -73,11 +73,6 @@ clocks = <&coreclk 2>; }; - addr-decoding@d0020000 { - compatible = "marvell,armada-addr-decoding-controller"; - reg = <0xd0020000 0x258>; - }; - sata@d00a0000 { compatible = "marvell,orion-sata"; reg = <0xd00a0000 0x2400>; diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi index aa98e64..a98c0d5 100644 --- a/arch/arm/boot/dts/at91sam9x5.dtsi +++ b/arch/arm/boot/dts/at91sam9x5.dtsi @@ -238,8 +238,32 @@ nand { pinctrl_nand: nand-0 { atmel,pins = - <3 4 0x0 0x1 /* PD5 gpio RDY pin pull_up */ - 3 5 0x0 0x1>; /* PD4 gpio enable pin pull_up */ + <3 0 0x1 0x0 /* PD0 periph A Read Enable */ + 3 1 0x1 0x0 /* PD1 periph A Write Enable */ + 3 2 0x1 0x0 /* PD2 periph A Address Latch Enable */ + 3 3 0x1 0x0 /* PD3 periph A Command Latch Enable */ + 3 4 0x0 0x1 /* PD4 gpio Chip Enable pin pull_up */ + 3 5 0x0 0x1 /* PD5 gpio RDY/BUSY pin pull_up */ + 3 6 0x1 0x0 /* PD6 periph A Data bit 0 */ + 3 7 0x1 0x0 /* PD7 periph A Data bit 1 */ + 3 8 0x1 0x0 /* PD8 periph A Data bit 2 */ + 3 9 0x1 0x0 /* PD9 periph A Data bit 3 */ + 3 10 0x1 0x0 /* PD10 periph A Data bit 4 */ + 3 11 0x1 0x0 /* PD11 periph A Data bit 5 */ + 3 12 0x1 0x0 /* PD12 periph A Data bit 6 */ + 3 13 0x1 0x0>; /* PD13 periph A Data bit 7 */ + }; + + pinctrl_nand_16bits: nand_16bits-0 { + atmel,pins = + <3 14 0x1 0x0 /* PD14 periph A Data bit 8 */ + 3 15 0x1 0x0 /* PD15 periph A Data bit 9 */ + 3 16 0x1 0x0 /* PD16 periph A Data bit 10 */ + 3 17 0x1 0x0 /* PD17 periph A Data bit 11 */ + 3 18 0x1 0x0 /* PD18 periph A Data bit 12 */ + 3 19 0x1 0x0 /* PD19 periph A Data bit 13 */ + 3 20 0x1 0x0 /* PD20 periph A Data bit 14 */ + 3 21 0x1 0x0>; /* PD21 periph A Data bit 15 */ }; }; diff --git a/arch/arm/boot/dts/bcm2835.dtsi b/arch/arm/boot/dts/bcm2835.dtsi index 4bf2a87..7e0481e 100644 --- a/arch/arm/boot/dts/bcm2835.dtsi +++ b/arch/arm/boot/dts/bcm2835.dtsi @@ -105,7 +105,7 @@ compatible = "fixed-clock"; reg = <1>; #clock-cells = <0>; - clock-frequency = <150000000>; + clock-frequency = <250000000>; }; }; }; diff --git a/arch/arm/boot/dts/dbx5x0.dtsi b/arch/arm/boot/dts/dbx5x0.dtsi index 69140ba..9de9309 100644 --- a/arch/arm/boot/dts/dbx5x0.dtsi +++ b/arch/arm/boot/dts/dbx5x0.dtsi @@ -319,9 +319,8 @@ }; }; - ab8500@5 { + ab8500 { compatible = "stericsson,ab8500"; - reg = <5>; /* mailbox 5 is i2c */ interrupt-parent = <&intc>; interrupts = <0 40 0x4>; interrupt-controller; diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi index e1347fc..1a62bcf 100644 --- a/arch/arm/boot/dts/exynos4.dtsi +++ b/arch/arm/boot/dts/exynos4.dtsi @@ -275,18 +275,27 @@ compatible = "arm,pl330", "arm,primecell"; reg = <0x12680000 0x1000>; interrupts = <0 35 0>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <32>; }; pdma1: pdma@12690000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x12690000 0x1000>; interrupts = <0 36 0>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <32>; }; mdma1: mdma@12850000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x12850000 0x1000>; interrupts = <0 34 0>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <1>; }; }; }; diff --git a/arch/arm/boot/dts/exynos5440.dtsi b/arch/arm/boot/dts/exynos5440.dtsi index 5f3562a..9a99755 100644 --- a/arch/arm/boot/dts/exynos5440.dtsi +++ b/arch/arm/boot/dts/exynos5440.dtsi @@ -142,12 +142,18 @@ compatible = "arm,pl330", "arm,primecell"; reg = <0x120000 0x1000>; interrupts = <0 34 0>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <32>; }; pdma1: pdma@121B0000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x121000 0x1000>; interrupts = <0 35 0>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <32>; }; }; diff --git a/arch/arm/boot/dts/href.dtsi b/arch/arm/boot/dts/href.dtsi index 592fb9d..379128e 100644 --- a/arch/arm/boot/dts/href.dtsi +++ b/arch/arm/boot/dts/href.dtsi @@ -221,7 +221,7 @@ }; }; - ab8500@5 { + ab8500 { ab8500-regulators { ab8500_ldo_aux1_reg: ab8500_ldo_aux1 { regulator-name = "V-DISPLAY"; diff --git a/arch/arm/boot/dts/hrefv60plus.dts b/arch/arm/boot/dts/hrefv60plus.dts index 55f4191..2b587a7 100644 --- a/arch/arm/boot/dts/hrefv60plus.dts +++ b/arch/arm/boot/dts/hrefv60plus.dts @@ -158,7 +158,7 @@ }; }; - ab8500@5 { + ab8500 { ab8500-regulators { ab8500_ldo_aux1_reg: ab8500_ldo_aux1 { regulator-name = "V-DISPLAY"; diff --git a/arch/arm/boot/dts/imx53-mba53.dts b/arch/arm/boot/dts/imx53-mba53.dts index e54fffd..468c0a1 100644 --- a/arch/arm/boot/dts/imx53-mba53.dts +++ b/arch/arm/boot/dts/imx53-mba53.dts @@ -42,10 +42,9 @@ fsl,pins = <689 0x10000 /* DISP1_DRDY */ 482 0x10000 /* DISP1_HSYNC */ 489 0x10000 /* DISP1_VSYNC */ - 684 0x10000 /* DISP1_DAT_0 */ 515 0x10000 /* DISP1_DAT_22 */ 523 0x10000 /* DISP1_DAT_23 */ - 543 0x10000 /* DISP1_DAT_21 */ + 545 0x10000 /* DISP1_DAT_21 */ 553 0x10000 /* DISP1_DAT_20 */ 558 0x10000 /* DISP1_DAT_19 */ 564 0x10000 /* DISP1_DAT_18 */ diff --git a/arch/arm/boot/dts/snowball.dts b/arch/arm/boot/dts/snowball.dts index 27f31a5..d3ec32f 100644 --- a/arch/arm/boot/dts/snowball.dts +++ b/arch/arm/boot/dts/snowball.dts @@ -298,7 +298,7 @@ }; }; - ab8500@5 { + ab8500 { ab8500-regulators { ab8500_ldo_aux1_reg: ab8500_ldo_aux1 { regulator-name = "V-DISPLAY"; diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi index 936d230..7e8769b 100644 --- a/arch/arm/boot/dts/socfpga.dtsi +++ b/arch/arm/boot/dts/socfpga.dtsi @@ -75,6 +75,9 @@ compatible = "arm,pl330", "arm,primecell"; reg = <0xffe01000 0x1000>; interrupts = <0 180 4>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <32>; }; }; diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi index 9a42893..48d00a0 100644 --- a/arch/arm/boot/dts/tegra20.dtsi +++ b/arch/arm/boot/dts/tegra20.dtsi @@ -118,6 +118,7 @@ compatible = "arm,cortex-a9-twd-timer"; reg = <0x50040600 0x20>; interrupts = <1 13 0x304>; + clocks = <&tegra_car 132>; }; intc: interrupt-controller { diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi index 767803e..9d87a3f 100644 --- a/arch/arm/boot/dts/tegra30.dtsi +++ b/arch/arm/boot/dts/tegra30.dtsi @@ -119,6 +119,7 @@ compatible = "arm,cortex-a9-twd-timer"; reg = <0x50040600 0x20>; interrupts = <1 13 0xf04>; + clocks = <&tegra_car 214>; }; intc: interrupt-controller { diff --git a/arch/arm/configs/mxs_defconfig b/arch/arm/configs/mxs_defconfig index fbbc5bb..6a99e30 100644 --- a/arch/arm/configs/mxs_defconfig +++ b/arch/arm/configs/mxs_defconfig @@ -116,6 +116,7 @@ CONFIG_SND_SOC=y CONFIG_SND_MXS_SOC=y CONFIG_SND_SOC_MXS_SGTL5000=y CONFIG_USB=y +CONFIG_USB_EHCI_HCD=y CONFIG_USB_CHIPIDEA=y CONFIG_USB_CHIPIDEA_HOST=y CONFIG_USB_STORAGE=y diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig index b16bae2..bd07864 100644 --- a/arch/arm/configs/omap2plus_defconfig +++ b/arch/arm/configs/omap2plus_defconfig @@ -126,6 +126,8 @@ CONFIG_INPUT_MISC=y CONFIG_INPUT_TWL4030_PWRBUTTON=y CONFIG_VT_HW_CONSOLE_BINDING=y # CONFIG_LEGACY_PTYS is not set +CONFIG_SERIAL_8250=y +CONFIG_SERIAL_8250_CONSOLE=y CONFIG_SERIAL_8250_NR_UARTS=32 CONFIG_SERIAL_8250_EXTENDED=y CONFIG_SERIAL_8250_MANY_PORTS=y diff --git a/arch/arm/include/asm/xen/events.h b/arch/arm/include/asm/xen/events.h index 5c27696..8b1f37b 100644 --- a/arch/arm/include/asm/xen/events.h +++ b/arch/arm/include/asm/xen/events.h @@ -2,6 +2,7 @@ #define _ASM_ARM_XEN_EVENTS_H #include <asm/ptrace.h> +#include <asm/atomic.h> enum ipi_vector { XEN_PLACEHOLDER_VECTOR, @@ -15,26 +16,8 @@ static inline int xen_irqs_disabled(struct pt_regs *regs) return raw_irqs_disabled_flags(regs->ARM_cpsr); } -/* - * We cannot use xchg because it does not support 8-byte - * values. However it is safe to use {ldr,dtd}exd directly because all - * platforms which Xen can run on support those instructions. - */ -static inline xen_ulong_t xchg_xen_ulong(xen_ulong_t *ptr, xen_ulong_t val) -{ - xen_ulong_t oldval; - unsigned int tmp; - - wmb(); - asm volatile("@ xchg_xen_ulong\n" - "1: ldrexd %0, %H0, [%3]\n" - " strexd %1, %2, %H2, [%3]\n" - " teq %1, #0\n" - " bne 1b" - : "=&r" (oldval), "=&r" (tmp) - : "r" (val), "r" (ptr) - : "memory", "cc"); - return oldval; -} +#define xchg_xen_ulong(ptr, val) atomic64_xchg(container_of((ptr), \ + atomic64_t, \ + counter), (val)) #endif /* _ASM_ARM_XEN_EVENTS_H */ diff --git a/arch/arm/include/debug/mvebu.S b/arch/arm/include/debug/mvebu.S index 865c6d0..df191af 100644 --- a/arch/arm/include/debug/mvebu.S +++ b/arch/arm/include/debug/mvebu.S @@ -12,7 +12,7 @@ */ #define ARMADA_370_XP_REGS_PHYS_BASE 0xd0000000 -#define ARMADA_370_XP_REGS_VIRT_BASE 0xfeb00000 +#define ARMADA_370_XP_REGS_VIRT_BASE 0xfec00000 .macro addruart, rp, rv, tmp ldr \rp, =ARMADA_370_XP_REGS_PHYS_BASE diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index 31644f1..79078ed 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -480,7 +480,7 @@ static void __cpuinit broadcast_timer_setup(struct clock_event_device *evt) evt->features = CLOCK_EVT_FEAT_ONESHOT | CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_DUMMY; - evt->rating = 400; + evt->rating = 100; evt->mult = 1; evt->set_mode = broadcast_timer_set_mode; diff --git a/arch/arm/lib/memset.S b/arch/arm/lib/memset.S index d912e73..94b0650 100644 --- a/arch/arm/lib/memset.S +++ b/arch/arm/lib/memset.S @@ -14,31 +14,15 @@ .text .align 5 - .word 0 - -1: subs r2, r2, #4 @ 1 do we have enough - blt 5f @ 1 bytes to align with? - cmp r3, #2 @ 1 - strltb r1, [ip], #1 @ 1 - strleb r1, [ip], #1 @ 1 - strb r1, [ip], #1 @ 1 - add r2, r2, r3 @ 1 (r2 = r2 - (4 - r3)) -/* - * The pointer is now aligned and the length is adjusted. Try doing the - * memset again. - */ ENTRY(memset) -/* - * Preserve the contents of r0 for the return value. - */ - mov ip, r0 - ands r3, ip, #3 @ 1 unaligned? - bne 1b @ 1 + ands r3, r0, #3 @ 1 unaligned? + mov ip, r0 @ preserve r0 as return value + bne 6f @ 1 /* * we know that the pointer in ip is aligned to a word boundary. */ - orr r1, r1, r1, lsl #8 +1: orr r1, r1, r1, lsl #8 orr r1, r1, r1, lsl #16 mov r3, r1 cmp r2, #16 @@ -127,4 +111,13 @@ ENTRY(memset) tst r2, #1 strneb r1, [ip], #1 mov pc, lr + +6: subs r2, r2, #4 @ 1 do we have enough + blt 5b @ 1 bytes to align with? + cmp r3, #2 @ 1 + strltb r1, [ip], #1 @ 1 + strleb r1, [ip], #1 @ 1 + strb r1, [ip], #1 @ 1 + add r2, r2, r3 @ 1 (r2 = r2 - (4 - r3)) + b 1b ENDPROC(memset) diff --git a/arch/arm/mach-at91/board-foxg20.c b/arch/arm/mach-at91/board-foxg20.c index 2ea7059..c20a870 100644 --- a/arch/arm/mach-at91/board-foxg20.c +++ b/arch/arm/mach-at91/board-foxg20.c @@ -176,6 +176,7 @@ static struct w1_gpio_platform_data w1_gpio_pdata = { /* If you choose to use a pin other than PB16 it needs to be 3.3V */ .pin = AT91_PIN_PB16, .is_open_drain = 1, + .ext_pullup_enable_pin = -EINVAL, }; static struct platform_device w1_device = { diff --git a/arch/arm/mach-at91/board-stamp9g20.c b/arch/arm/mach-at91/board-stamp9g20.c index a033b8d..869cbec 100644 --- a/arch/arm/mach-at91/board-stamp9g20.c +++ b/arch/arm/mach-at91/board-stamp9g20.c @@ -188,6 +188,7 @@ static struct spi_board_info portuxg20_spi_devices[] = { static struct w1_gpio_platform_data w1_gpio_pdata = { .pin = AT91_PIN_PA29, .is_open_drain = 1, + .ext_pullup_enable_pin = -EINVAL, }; static struct platform_device w1_device = { diff --git a/arch/arm/mach-at91/include/mach/gpio.h b/arch/arm/mach-at91/include/mach/gpio.h index eed465a..5fc2377 100644 --- a/arch/arm/mach-at91/include/mach/gpio.h +++ b/arch/arm/mach-at91/include/mach/gpio.h @@ -209,6 +209,14 @@ extern int at91_get_gpio_value(unsigned pin); extern void at91_gpio_suspend(void); extern void at91_gpio_resume(void); +#ifdef CONFIG_PINCTRL_AT91 +extern void at91_pinctrl_gpio_suspend(void); +extern void at91_pinctrl_gpio_resume(void); +#else +static inline void at91_pinctrl_gpio_suspend(void) {} +static inline void at91_pinctrl_gpio_resume(void) {} +#endif + #endif /* __ASSEMBLY__ */ #endif diff --git a/arch/arm/mach-at91/irq.c b/arch/arm/mach-at91/irq.c index 8e21026..e0ca591 100644 --- a/arch/arm/mach-at91/irq.c +++ b/arch/arm/mach-at91/irq.c @@ -92,23 +92,21 @@ static int at91_aic_set_wake(struct irq_data *d, unsigned value) void at91_irq_suspend(void) { - int i = 0, bit; + int bit = -1; if (has_aic5()) { /* disable enabled irqs */ - while ((bit = find_next_bit(backups, n_irqs, i)) < n_irqs) { + while ((bit = find_next_bit(backups, n_irqs, bit + 1)) < n_irqs) { at91_aic_write(AT91_AIC5_SSR, bit & AT91_AIC5_INTSEL_MSK); at91_aic_write(AT91_AIC5_IDCR, 1); - i = bit; } /* enable wakeup irqs */ - i = 0; - while ((bit = find_next_bit(wakeups, n_irqs, i)) < n_irqs) { + bit = -1; + while ((bit = find_next_bit(wakeups, n_irqs, bit + 1)) < n_irqs) { at91_aic_write(AT91_AIC5_SSR, bit & AT91_AIC5_INTSEL_MSK); at91_aic_write(AT91_AIC5_IECR, 1); - i = bit; } } else { at91_aic_write(AT91_AIC_IDCR, *backups); @@ -118,23 +116,21 @@ void at91_irq_suspend(void) void at91_irq_resume(void) { - int i = 0, bit; + int bit = -1; if (has_aic5()) { /* disable wakeup irqs */ - while ((bit = find_next_bit(wakeups, n_irqs, i)) < n_irqs) { + while ((bit = find_next_bit(wakeups, n_irqs, bit + 1)) < n_irqs) { at91_aic_write(AT91_AIC5_SSR, bit & AT91_AIC5_INTSEL_MSK); at91_aic_write(AT91_AIC5_IDCR, 1); - i = bit; } /* enable irqs disabled for suspend */ - i = 0; - while ((bit = find_next_bit(backups, n_irqs, i)) < n_irqs) { + bit = -1; + while ((bit = find_next_bit(backups, n_irqs, bit + 1)) < n_irqs) { at91_aic_write(AT91_AIC5_SSR, bit & AT91_AIC5_INTSEL_MSK); at91_aic_write(AT91_AIC5_IECR, 1); - i = bit; } } else { at91_aic_write(AT91_AIC_IDCR, *wakeups); diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c index adb6db8..73f1f25 100644 --- a/arch/arm/mach-at91/pm.c +++ b/arch/arm/mach-at91/pm.c @@ -201,7 +201,10 @@ extern u32 at91_slow_clock_sz; static int at91_pm_enter(suspend_state_t state) { - at91_gpio_suspend(); + if (of_have_populated_dt()) + at91_pinctrl_gpio_suspend(); + else + at91_gpio_suspend(); at91_irq_suspend(); pr_debug("AT91: PM - wake mask %08x, pm state %d\n", @@ -286,7 +289,10 @@ static int at91_pm_enter(suspend_state_t state) error: target_state = PM_SUSPEND_ON; at91_irq_resume(); - at91_gpio_resume(); + if (of_have_populated_dt()) + at91_pinctrl_gpio_resume(); + else + at91_gpio_resume(); return 0; } diff --git a/arch/arm/mach-davinci/dma.c b/arch/arm/mach-davinci/dma.c index a685e97..45b7c71 100644 --- a/arch/arm/mach-davinci/dma.c +++ b/arch/arm/mach-davinci/dma.c @@ -743,6 +743,9 @@ EXPORT_SYMBOL(edma_free_channel); */ int edma_alloc_slot(unsigned ctlr, int slot) { + if (!edma_cc[ctlr]) + return -EINVAL; + if (slot >= 0) slot = EDMA_CHAN_SLOT(slot); diff --git a/arch/arm/mach-dove/Makefile b/arch/arm/mach-dove/Makefile index 3f0a858..4d9d2ff 100644 --- a/arch/arm/mach-dove/Makefile +++ b/arch/arm/mach-dove/Makefile @@ -1,4 +1,4 @@ -obj-y += common.o addr-map.o irq.o +obj-y += common.o irq.o obj-$(CONFIG_DOVE_LEGACY) += mpp.o obj-$(CONFIG_PCI) += pcie.o obj-$(CONFIG_MACH_DOVE_DB) += dove-db-setup.o diff --git a/arch/arm/mach-dove/addr-map.c b/arch/arm/mach-dove/addr-map.c deleted file mode 100644 index 2a06c01..0000000 --- a/arch/arm/mach-dove/addr-map.c +++ /dev/null @@ -1,125 +0,0 @@ -/* - * arch/arm/mach-dove/addr-map.c - * - * Address map functions for Marvell Dove 88AP510 SoC - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/mbus.h> -#include <linux/io.h> -#include <asm/mach/arch.h> -#include <asm/setup.h> -#include <mach/dove.h> -#include <plat/addr-map.h> -#include "common.h" - -/* - * Generic Address Decode Windows bit settings - */ -#define TARGET_DDR 0x0 -#define TARGET_BOOTROM 0x1 -#define TARGET_CESA 0x3 -#define TARGET_PCIE0 0x4 -#define TARGET_PCIE1 0x8 -#define TARGET_SCRATCHPAD 0xd - -#define ATTR_CESA 0x01 -#define ATTR_BOOTROM 0xfd -#define ATTR_DEV_SPI0_ROM 0xfe -#define ATTR_DEV_SPI1_ROM 0xfb -#define ATTR_PCIE_IO 0xe0 -#define ATTR_PCIE_MEM 0xe8 -#define ATTR_SCRATCHPAD 0x0 - -static inline void __iomem *ddr_map_sc(int i) -{ - return (void __iomem *)(DOVE_MC_VIRT_BASE + 0x100 + ((i) << 4)); -} - -/* - * Description of the windows needed by the platform code - */ -static struct __initdata orion_addr_map_cfg addr_map_cfg = { - .num_wins = 8, - .remappable_wins = 4, - .bridge_virt_base = BRIDGE_VIRT_BASE, -}; - -static const struct __initdata orion_addr_map_info addr_map_info[] = { - /* - * Windows for PCIe IO+MEM space. - */ - { 0, DOVE_PCIE0_IO_PHYS_BASE, DOVE_PCIE0_IO_SIZE, - TARGET_PCIE0, ATTR_PCIE_IO, DOVE_PCIE0_IO_BUS_BASE - }, - { 1, DOVE_PCIE1_IO_PHYS_BASE, DOVE_PCIE1_IO_SIZE, - TARGET_PCIE1, ATTR_PCIE_IO, DOVE_PCIE1_IO_BUS_BASE - }, - { 2, DOVE_PCIE0_MEM_PHYS_BASE, DOVE_PCIE0_MEM_SIZE, - TARGET_PCIE0, ATTR_PCIE_MEM, -1 - }, - { 3, DOVE_PCIE1_MEM_PHYS_BASE, DOVE_PCIE1_MEM_SIZE, - TARGET_PCIE1, ATTR_PCIE_MEM, -1 - }, - /* - * Window for CESA engine. - */ - { 4, DOVE_CESA_PHYS_BASE, DOVE_CESA_SIZE, - TARGET_CESA, ATTR_CESA, -1 - }, - /* - * Window to the BootROM for Standby and Sleep Resume - */ - { 5, DOVE_BOOTROM_PHYS_BASE, DOVE_BOOTROM_SIZE, - TARGET_BOOTROM, ATTR_BOOTROM, -1 - }, - /* - * Window to the PMU Scratch Pad space - */ - { 6, DOVE_SCRATCHPAD_PHYS_BASE, DOVE_SCRATCHPAD_SIZE, - TARGET_SCRATCHPAD, ATTR_SCRATCHPAD, -1 - }, - /* End marker */ - { -1, 0, 0, 0, 0, 0 } -}; - -void __init dove_setup_cpu_mbus(void) -{ - int i; - int cs; - - /* - * Disable, clear and configure windows. - */ - orion_config_wins(&addr_map_cfg, addr_map_info); - - /* - * Setup MBUS dram target info. - */ - orion_mbus_dram_info.mbus_dram_target_id = TARGET_DDR; - - for (i = 0, cs = 0; i < 2; i++) { - u32 map = readl(ddr_map_sc(i)); - - /* - * Chip select enabled? - */ - if (map & 1) { - struct mbus_dram_window *w; - - w = &orion_mbus_dram_info.cs[cs++]; - w->cs_index = i; - w->mbus_attr = 0; /* CS address decoding done inside */ - /* the DDR controller, no need to */ - /* provide attributes */ - w->base = map & 0xff800000; - w->size = 0x100000 << (((map & 0x000f0000) >> 16) - 4); - } - } - orion_mbus_dram_info.num_cs = cs; -} diff --git a/arch/arm/mach-dove/board-dt.c b/arch/arm/mach-dove/board-dt.c index fbde1dd..0b14280 100644 --- a/arch/arm/mach-dove/board-dt.c +++ b/arch/arm/mach-dove/board-dt.c @@ -64,7 +64,7 @@ static void __init dove_dt_init(void) #ifdef CONFIG_CACHE_TAUROS2 tauros2_init(0); #endif - dove_setup_cpu_mbus(); + dove_setup_cpu_wins(); /* Setup root of clk tree */ dove_of_clk_init(); diff --git a/arch/arm/mach-dove/common.c b/arch/arm/mach-dove/common.c index c6b3b2b..e2b5da0 100644 --- a/arch/arm/mach-dove/common.c +++ b/arch/arm/mach-dove/common.c @@ -224,6 +224,9 @@ void __init dove_i2c_init(void) void __init dove_init_early(void) { orion_time_set_base(TIMER_VIRT_BASE); + mvebu_mbus_init("marvell,dove-mbus", + BRIDGE_WINS_BASE, BRIDGE_WINS_SZ, + DOVE_MC_WINS_BASE, DOVE_MC_WINS_SZ); } static int __init dove_find_tclk(void) @@ -326,6 +329,40 @@ void __init dove_sdio1_init(void) platform_device_register(&dove_sdio1); } +void __init dove_setup_cpu_wins(void) +{ + /* + * The PCIe windows will no longer be statically allocated + * here once Dove is migrated to the pci-mvebu driver. + */ + mvebu_mbus_add_window_remap_flags("pcie0.0", + DOVE_PCIE0_IO_PHYS_BASE, + DOVE_PCIE0_IO_SIZE, + DOVE_PCIE0_IO_BUS_BASE, + MVEBU_MBUS_PCI_IO); + mvebu_mbus_add_window_remap_flags("pcie1.0", + DOVE_PCIE1_IO_PHYS_BASE, + DOVE_PCIE1_IO_SIZE, + DOVE_PCIE1_IO_BUS_BASE, + MVEBU_MBUS_PCI_IO); + mvebu_mbus_add_window_remap_flags("pcie0.0", + DOVE_PCIE0_MEM_PHYS_BASE, + DOVE_PCIE0_MEM_SIZE, + MVEBU_MBUS_NO_REMAP, + MVEBU_MBUS_PCI_MEM); + mvebu_mbus_add_window_remap_flags("pcie1.0", + DOVE_PCIE1_MEM_PHYS_BASE, + DOVE_PCIE1_MEM_SIZE, + MVEBU_MBUS_NO_REMAP, + MVEBU_MBUS_PCI_MEM); + mvebu_mbus_add_window("cesa", DOVE_CESA_PHYS_BASE, + DOVE_CESA_SIZE); + mvebu_mbus_add_window("bootrom", DOVE_BOOTROM_PHYS_BASE, + DOVE_BOOTROM_SIZE); + mvebu_mbus_add_window("scratchpad", DOVE_SCRATCHPAD_PHYS_BASE, + DOVE_SCRATCHPAD_SIZE); +} + void __init dove_init(void) { pr_info("Dove 88AP510 SoC, TCLK = %d MHz.\n", @@ -334,7 +371,7 @@ void __init dove_init(void) #ifdef CONFIG_CACHE_TAUROS2 tauros2_init(0); #endif - dove_setup_cpu_mbus(); + dove_setup_cpu_wins(); /* Setup root of clk tree */ dove_clk_init(); diff --git a/arch/arm/mach-dove/common.h b/arch/arm/mach-dove/common.h index ee59fba..e863479 100644 --- a/arch/arm/mach-dove/common.h +++ b/arch/arm/mach-dove/common.h @@ -23,7 +23,7 @@ void dove_map_io(void); void dove_init(void); void dove_init_early(void); void dove_init_irq(void); -void dove_setup_cpu_mbus(void); +void dove_setup_cpu_wins(void); void dove_ge00_init(struct mv643xx_eth_platform_data *eth_data); void dove_sata_init(struct mv_sata_platform_data *sata_data); #ifdef CONFIG_PCI diff --git a/arch/arm/mach-dove/include/mach/dove.h b/arch/arm/mach-dove/include/mach/dove.h index 661725e..0c4b35f 100644 --- a/arch/arm/mach-dove/include/mach/dove.h +++ b/arch/arm/mach-dove/include/mach/dove.h @@ -77,6 +77,8 @@ /* North-South Bridge */ #define BRIDGE_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0x20000) #define BRIDGE_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x20000) +#define BRIDGE_WINS_BASE (BRIDGE_PHYS_BASE) +#define BRIDGE_WINS_SZ (0x80) /* Cryptographic Engine */ #define DOVE_CRYPT_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE + 0x30000) @@ -168,6 +170,9 @@ #define DOVE_SSP_CLOCK_ENABLE (1 << 1) #define DOVE_SSP_BPB_CLOCK_SRC_SSP (1 << 11) /* Memory Controller */ +#define DOVE_MC_PHYS_BASE (DOVE_NB_REGS_PHYS_BASE + 0x00000) +#define DOVE_MC_WINS_BASE (DOVE_MC_PHYS_BASE + 0x100) +#define DOVE_MC_WINS_SZ (0x8) #define DOVE_MC_VIRT_BASE (DOVE_NB_REGS_VIRT_BASE + 0x00000) /* LCD Controller */ diff --git a/arch/arm/mach-footbridge/Kconfig b/arch/arm/mach-footbridge/Kconfig index abda5a1..0f2111a 100644 --- a/arch/arm/mach-footbridge/Kconfig +++ b/arch/arm/mach-footbridge/Kconfig @@ -67,6 +67,7 @@ config ARCH_NETWINDER select ISA select ISA_DMA select PCI + select VIRT_TO_BUS help Say Y here if you intend to run this kernel on the Rebel.COM NetWinder. Information about this machine can be found at: diff --git a/arch/arm/mach-imx/clk-imx35.c b/arch/arm/mach-imx/clk-imx35.c index 74e3a34..e13a8fa 100644 --- a/arch/arm/mach-imx/clk-imx35.c +++ b/arch/arm/mach-imx/clk-imx35.c @@ -264,6 +264,7 @@ int __init mx35_clocks_init(void) clk_prepare_enable(clk[gpio3_gate]); clk_prepare_enable(clk[iim_gate]); clk_prepare_enable(clk[emi_gate]); + clk_prepare_enable(clk[max_gate]); /* * SCC is needed to boot via mmc after a watchdog reset. The clock code diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index 7b025ee..2f9ff93 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -172,7 +172,7 @@ static struct clk *clk[clk_max]; static struct clk_onecell_data clk_data; static enum mx6q_clks const clks_init_on[] __initconst = { - mmdc_ch0_axi, rom, + mmdc_ch0_axi, rom, pll1_sys, }; static struct clk_div_table clk_enet_ref_table[] = { diff --git a/arch/arm/mach-imx/headsmp.S b/arch/arm/mach-imx/headsmp.S index 921fc15..a58c8b0 100644 --- a/arch/arm/mach-imx/headsmp.S +++ b/arch/arm/mach-imx/headsmp.S @@ -26,16 +26,16 @@ ENDPROC(v7_secondary_startup) #ifdef CONFIG_PM /* - * The following code is located into the .data section. This is to - * allow phys_l2x0_saved_regs to be accessed with a relative load - * as we are running on physical address here. + * The following code must assume it is running from physical address + * where absolute virtual addresses to the data section have to be + * turned into relative ones. */ - .data - .align #ifdef CONFIG_CACHE_L2X0 .macro pl310_resume - ldr r2, phys_l2x0_saved_regs + adr r0, l2x0_saved_regs_offset + ldr r2, [r0] + add r2, r2, r0 ldr r0, [r2, #L2X0_R_PHY_BASE] @ get physical base of l2x0 ldr r1, [r2, #L2X0_R_AUX_CTRL] @ get aux_ctrl value str r1, [r0, #L2X0_AUX_CTRL] @ restore aux_ctrl @@ -43,9 +43,9 @@ ENDPROC(v7_secondary_startup) str r1, [r0, #L2X0_CTRL] @ re-enable L2 .endm - .globl phys_l2x0_saved_regs -phys_l2x0_saved_regs: - .long 0 +l2x0_saved_regs_offset: + .word l2x0_saved_regs - . + #else .macro pl310_resume .endm diff --git a/arch/arm/mach-imx/imx25-dt.c b/arch/arm/mach-imx/imx25-dt.c index 03b65e5..8234839 100644 --- a/arch/arm/mach-imx/imx25-dt.c +++ b/arch/arm/mach-imx/imx25-dt.c @@ -27,6 +27,11 @@ static const char * const imx25_dt_board_compat[] __initconst = { NULL }; +static void __init imx25_timer_init(void) +{ + mx25_clocks_init_dt(); +} + DT_MACHINE_START(IMX25_DT, "Freescale i.MX25 (Device Tree Support)") .map_io = mx25_map_io, .init_early = imx25_init_early, diff --git a/arch/arm/mach-imx/pm-imx6q.c b/arch/arm/mach-imx/pm-imx6q.c index ee42d20..5faba7a 100644 --- a/arch/arm/mach-imx/pm-imx6q.c +++ b/arch/arm/mach-imx/pm-imx6q.c @@ -22,8 +22,6 @@ #include "common.h" #include "hardware.h" -extern unsigned long phys_l2x0_saved_regs; - static int imx6q_suspend_finish(unsigned long val) { cpu_do_idle(); @@ -57,18 +55,5 @@ static const struct platform_suspend_ops imx6q_pm_ops = { void __init imx6q_pm_init(void) { - /* - * The l2x0 core code provides an infrastucture to save and restore - * l2x0 registers across suspend/resume cycle. But because imx6q - * retains L2 content during suspend and needs to resume L2 before - * MMU is enabled, it can only utilize register saving support and - * have to take care of restoring on its own. So we save physical - * address of the data structure used by l2x0 core to save registers, - * and later restore the necessary ones in imx6q resume entry. - */ -#ifdef CONFIG_CACHE_L2X0 - phys_l2x0_saved_regs = __pa(&l2x0_saved_regs); -#endif - suspend_set_ops(&imx6q_pm_ops); } diff --git a/arch/arm/mach-ixp4xx/vulcan-setup.c b/arch/arm/mach-ixp4xx/vulcan-setup.c index d42730a..d599e35 100644 --- a/arch/arm/mach-ixp4xx/vulcan-setup.c +++ b/arch/arm/mach-ixp4xx/vulcan-setup.c @@ -163,6 +163,7 @@ static struct platform_device vulcan_max6369 = { static struct w1_gpio_platform_data vulcan_w1_gpio_pdata = { .pin = 14, + .ext_pullup_enable_pin = -EINVAL, }; static struct platform_device vulcan_w1_gpio = { diff --git a/arch/arm/mach-kirkwood/Makefile b/arch/arm/mach-kirkwood/Makefile index 4cc4bee..d805f80 100644 --- a/arch/arm/mach-kirkwood/Makefile +++ b/arch/arm/mach-kirkwood/Makefile @@ -1,4 +1,4 @@ -obj-y += common.o addr-map.o irq.o pcie.o mpp.o +obj-y += common.o irq.o pcie.o mpp.o obj-$(CONFIG_MACH_DB88F6281_BP) += db88f6281-bp-setup.o obj-$(CONFIG_MACH_RD88F6192_NAS) += rd88f6192-nas-setup.o diff --git a/arch/arm/mach-kirkwood/addr-map.c b/arch/arm/mach-kirkwood/addr-map.c deleted file mode 100644 index 8f0d162..0000000 --- a/arch/arm/mach-kirkwood/addr-map.c +++ /dev/null @@ -1,91 +0,0 @@ -/* - * arch/arm/mach-kirkwood/addr-map.c - * - * Address map functions for Marvell Kirkwood SoCs - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/mbus.h> -#include <linux/io.h> -#include <mach/hardware.h> -#include <plat/addr-map.h> -#include "common.h" - -/* - * Generic Address Decode Windows bit settings - */ -#define TARGET_DEV_BUS 1 -#define TARGET_SRAM 3 -#define TARGET_PCIE 4 -#define ATTR_DEV_SPI_ROM 0x1e -#define ATTR_DEV_BOOT 0x1d -#define ATTR_DEV_NAND 0x2f -#define ATTR_DEV_CS3 0x37 -#define ATTR_DEV_CS2 0x3b -#define ATTR_DEV_CS1 0x3d -#define ATTR_DEV_CS0 0x3e -#define ATTR_PCIE_IO 0xe0 -#define ATTR_PCIE_MEM 0xe8 -#define ATTR_PCIE1_IO 0xd0 -#define ATTR_PCIE1_MEM 0xd8 -#define ATTR_SRAM 0x01 - -/* - * Description of the windows needed by the platform code - */ -static struct __initdata orion_addr_map_cfg addr_map_cfg = { - .num_wins = 8, - .remappable_wins = 4, - .bridge_virt_base = BRIDGE_VIRT_BASE, -}; - -static const struct __initdata orion_addr_map_info addr_map_info[] = { - /* - * Windows for PCIe IO+MEM space. - */ - { 0, KIRKWOOD_PCIE_IO_PHYS_BASE, KIRKWOOD_PCIE_IO_SIZE, - TARGET_PCIE, ATTR_PCIE_IO, KIRKWOOD_PCIE_IO_BUS_BASE - }, - { 1, KIRKWOOD_PCIE_MEM_PHYS_BASE, KIRKWOOD_PCIE_MEM_SIZE, - TARGET_PCIE, ATTR_PCIE_MEM, KIRKWOOD_PCIE_MEM_BUS_BASE - }, - { 2, KIRKWOOD_PCIE1_IO_PHYS_BASE, KIRKWOOD_PCIE1_IO_SIZE, - TARGET_PCIE, ATTR_PCIE1_IO, KIRKWOOD_PCIE1_IO_BUS_BASE - }, - { 3, KIRKWOOD_PCIE1_MEM_PHYS_BASE, KIRKWOOD_PCIE1_MEM_SIZE, - TARGET_PCIE, ATTR_PCIE1_MEM, KIRKWOOD_PCIE1_MEM_BUS_BASE - }, - /* - * Window for NAND controller. - */ - { 4, KIRKWOOD_NAND_MEM_PHYS_BASE, KIRKWOOD_NAND_MEM_SIZE, - TARGET_DEV_BUS, ATTR_DEV_NAND, -1 - }, - /* - * Window for SRAM. - */ - { 5, KIRKWOOD_SRAM_PHYS_BASE, KIRKWOOD_SRAM_SIZE, - TARGET_SRAM, ATTR_SRAM, -1 - }, - /* End marker */ - { -1, 0, 0, 0, 0, 0 } -}; - -void __init kirkwood_setup_cpu_mbus(void) -{ - /* - * Disable, clear and configure windows. - */ - orion_config_wins(&addr_map_cfg, addr_map_info); - - /* - * Setup MBUS dram target info. - */ - orion_setup_cpu_mbus_target(&addr_map_cfg, - (void __iomem *) DDR_WINDOW_CPU_BASE); -} diff --git a/arch/arm/mach-kirkwood/board-dt.c b/arch/arm/mach-kirkwood/board-dt.c index d367aa6..f5437c2 100644 --- a/arch/arm/mach-kirkwood/board-dt.c +++ b/arch/arm/mach-kirkwood/board-dt.c @@ -93,7 +93,7 @@ static void __init kirkwood_dt_init(void) */ writel(readl(CPU_CONFIG) & ~CPU_CONFIG_ERROR_PROP, CPU_CONFIG); - kirkwood_setup_cpu_mbus(); + kirkwood_setup_wins(); kirkwood_l2_init(); diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c index 49792a0..c2cae69 100644 --- a/arch/arm/mach-kirkwood/common.c +++ b/arch/arm/mach-kirkwood/common.c @@ -33,7 +33,6 @@ #include <linux/platform_data/usb-ehci-orion.h> #include <plat/common.h> #include <plat/time.h> -#include <plat/addr-map.h> #include <linux/platform_data/dma-mv_xor.h> #include "common.h" @@ -535,6 +534,9 @@ void __init kirkwood_init_early(void) * the allocations won't fail. */ init_dma_coherent_pool_size(SZ_1M); + mvebu_mbus_init("marvell,kirkwood-mbus", + BRIDGE_WINS_BASE, BRIDGE_WINS_SZ, + DDR_WINDOW_CPU_BASE, DDR_WINDOW_CPU_SZ); } int kirkwood_tclk; @@ -650,6 +652,38 @@ char * __init kirkwood_id(void) } } +void __init kirkwood_setup_wins(void) +{ + /* + * The PCIe windows will no longer be statically allocated + * here once Kirkwood is migrated to the pci-mvebu driver. + */ + mvebu_mbus_add_window_remap_flags("pcie0.0", + KIRKWOOD_PCIE_IO_PHYS_BASE, + KIRKWOOD_PCIE_IO_SIZE, + KIRKWOOD_PCIE_IO_BUS_BASE, + MVEBU_MBUS_PCI_IO); + mvebu_mbus_add_window_remap_flags("pcie0.0", + KIRKWOOD_PCIE_MEM_PHYS_BASE, + KIRKWOOD_PCIE_MEM_SIZE, + MVEBU_MBUS_NO_REMAP, + MVEBU_MBUS_PCI_MEM); + mvebu_mbus_add_window_remap_flags("pcie1.0", + KIRKWOOD_PCIE1_IO_PHYS_BASE, + KIRKWOOD_PCIE1_IO_SIZE, + KIRKWOOD_PCIE1_IO_BUS_BASE, + MVEBU_MBUS_PCI_IO); + mvebu_mbus_add_window_remap_flags("pcie1.0", + KIRKWOOD_PCIE1_MEM_PHYS_BASE, + KIRKWOOD_PCIE1_MEM_SIZE, + MVEBU_MBUS_NO_REMAP, + MVEBU_MBUS_PCI_MEM); + mvebu_mbus_add_window("nand", KIRKWOOD_NAND_MEM_PHYS_BASE, + KIRKWOOD_NAND_MEM_SIZE); + mvebu_mbus_add_window("sram", KIRKWOOD_SRAM_PHYS_BASE, + KIRKWOOD_SRAM_SIZE); +} + void __init kirkwood_l2_init(void) { #ifdef CONFIG_CACHE_FEROCEON_L2 @@ -675,7 +709,7 @@ void __init kirkwood_init(void) */ writel(readl(CPU_CONFIG) & ~CPU_CONFIG_ERROR_PROP, CPU_CONFIG); - kirkwood_setup_cpu_mbus(); + kirkwood_setup_wins(); kirkwood_l2_init(); diff --git a/arch/arm/mach-kirkwood/common.h b/arch/arm/mach-kirkwood/common.h index 5ed7056..e24f743 100644 --- a/arch/arm/mach-kirkwood/common.h +++ b/arch/arm/mach-kirkwood/common.h @@ -30,7 +30,7 @@ void kirkwood_init(void); void kirkwood_init_early(void); void kirkwood_init_irq(void); -void kirkwood_setup_cpu_mbus(void); +void kirkwood_setup_wins(void); void kirkwood_enable_pcie(void); void kirkwood_pcie_id(u32 *dev, u32 *rev); diff --git a/arch/arm/mach-kirkwood/include/mach/kirkwood.h b/arch/arm/mach-kirkwood/include/mach/kirkwood.h index a05563a..92976ce 100644 --- a/arch/arm/mach-kirkwood/include/mach/kirkwood.h +++ b/arch/arm/mach-kirkwood/include/mach/kirkwood.h @@ -60,8 +60,9 @@ * Register Map */ #define DDR_VIRT_BASE (KIRKWOOD_REGS_VIRT_BASE + 0x00000) -#define DDR_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE + 0x00000) -#define DDR_WINDOW_CPU_BASE (DDR_VIRT_BASE + 0x1500) +#define DDR_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE + 0x00000) +#define DDR_WINDOW_CPU_BASE (DDR_PHYS_BASE + 0x1500) +#define DDR_WINDOW_CPU_SZ (0x20) #define DDR_OPERATION_BASE (DDR_PHYS_BASE + 0x1418) #define DEV_BUS_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE + 0x10000) @@ -80,6 +81,8 @@ #define BRIDGE_VIRT_BASE (KIRKWOOD_REGS_VIRT_BASE + 0x20000) #define BRIDGE_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE + 0x20000) +#define BRIDGE_WINS_BASE (BRIDGE_PHYS_BASE) +#define BRIDGE_WINS_SZ (0x80) #define CRYPTO_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE + 0x30000) diff --git a/arch/arm/mach-kirkwood/pcie.c b/arch/arm/mach-kirkwood/pcie.c index d96ad4c..7f43e6c 100644 --- a/arch/arm/mach-kirkwood/pcie.c +++ b/arch/arm/mach-kirkwood/pcie.c @@ -17,7 +17,6 @@ #include <asm/mach/pci.h> #include <plat/pcie.h> #include <mach/bridge-regs.h> -#include <plat/addr-map.h> #include "common.h" static void kirkwood_enable_pcie_clk(const char *port) diff --git a/arch/arm/mach-mmp/gplugd.c b/arch/arm/mach-mmp/gplugd.c index d1e2d59..f62b68d 100644 --- a/arch/arm/mach-mmp/gplugd.c +++ b/arch/arm/mach-mmp/gplugd.c @@ -9,6 +9,7 @@ */ #include <linux/init.h> +#include <linux/platform_device.h> #include <linux/gpio.h> #include <asm/mach/arch.h> diff --git a/arch/arm/mach-mv78xx0/Makefile b/arch/arm/mach-mv78xx0/Makefile index 67a13f9..7cd0463 100644 --- a/arch/arm/mach-mv78xx0/Makefile +++ b/arch/arm/mach-mv78xx0/Makefile @@ -1,4 +1,4 @@ -obj-y += common.o addr-map.o mpp.o irq.o pcie.o +obj-y += common.o mpp.o irq.o pcie.o obj-$(CONFIG_MACH_DB78X00_BP) += db78x00-bp-setup.o obj-$(CONFIG_MACH_RD78X00_MASA) += rd78x00-masa-setup.o obj-$(CONFIG_MACH_TERASTATION_WXL) += buffalo-wxl-setup.o diff --git a/arch/arm/mach-mv78xx0/addr-map.c b/arch/arm/mach-mv78xx0/addr-map.c deleted file mode 100644 index 26e9876..0000000 --- a/arch/arm/mach-mv78xx0/addr-map.c +++ /dev/null @@ -1,93 +0,0 @@ -/* - * arch/arm/mach-mv78xx0/addr-map.c - * - * Address map functions for Marvell MV78xx0 SoCs - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/mbus.h> -#include <linux/io.h> -#include <plat/addr-map.h> -#include <mach/mv78xx0.h> -#include "common.h" - -/* - * Generic Address Decode Windows bit settings - */ -#define TARGET_DEV_BUS 1 -#define TARGET_PCIE0 4 -#define TARGET_PCIE1 8 -#define TARGET_PCIE(i) ((i) ? TARGET_PCIE1 : TARGET_PCIE0) -#define ATTR_DEV_SPI_ROM 0x1f -#define ATTR_DEV_BOOT 0x2f -#define ATTR_DEV_CS3 0x37 -#define ATTR_DEV_CS2 0x3b -#define ATTR_DEV_CS1 0x3d -#define ATTR_DEV_CS0 0x3e -#define ATTR_PCIE_IO(l) (0xf0 & ~(0x10 << (l))) -#define ATTR_PCIE_MEM(l) (0xf8 & ~(0x10 << (l))) - -/* - * CPU Address Decode Windows registers - */ -#define WIN0_OFF(n) (BRIDGE_VIRT_BASE + 0x0000 + ((n) << 4)) -#define WIN8_OFF(n) (BRIDGE_VIRT_BASE + 0x0900 + (((n) - 8) << 4)) - -static void __init __iomem *win_cfg_base(const struct orion_addr_map_cfg *cfg, int win) -{ - /* - * Find the control register base address for this window. - * - * BRIDGE_VIRT_BASE points to the right (CPU0's or CPU1's) - * MBUS bridge depending on which CPU core we're running on, - * so we don't need to take that into account here. - */ - - return (win < 8) ? WIN0_OFF(win) : WIN8_OFF(win); -} - -/* - * Description of the windows needed by the platform code - */ -static struct orion_addr_map_cfg addr_map_cfg __initdata = { - .num_wins = 14, - .remappable_wins = 8, - .win_cfg_base = win_cfg_base, -}; - -void __init mv78xx0_setup_cpu_mbus(void) -{ - /* - * Disable, clear and configure windows. - */ - orion_config_wins(&addr_map_cfg, NULL); - - /* - * Setup MBUS dram target info. - */ - if (mv78xx0_core_index() == 0) - orion_setup_cpu_mbus_target(&addr_map_cfg, - (void __iomem *) DDR_WINDOW_CPU0_BASE); - else - orion_setup_cpu_mbus_target(&addr_map_cfg, - (void __iomem *) DDR_WINDOW_CPU1_BASE); -} - -void __init mv78xx0_setup_pcie_io_win(int window, u32 base, u32 size, - int maj, int min) -{ - orion_setup_cpu_win(&addr_map_cfg, window, base, size, - TARGET_PCIE(maj), ATTR_PCIE_IO(min), 0); -} - -void __init mv78xx0_setup_pcie_mem_win(int window, u32 base, u32 size, - int maj, int min) -{ - orion_setup_cpu_win(&addr_map_cfg, window, base, size, - TARGET_PCIE(maj), ATTR_PCIE_MEM(min), -1); -} diff --git a/arch/arm/mach-mv78xx0/common.c b/arch/arm/mach-mv78xx0/common.c index 0efa144..749a7f8 100644 --- a/arch/arm/mach-mv78xx0/common.c +++ b/arch/arm/mach-mv78xx0/common.c @@ -334,6 +334,14 @@ void __init mv78xx0_uart3_init(void) void __init mv78xx0_init_early(void) { orion_time_set_base(TIMER_VIRT_BASE); + if (mv78xx0_core_index() == 0) + mvebu_mbus_init("marvell,mv78xx0-mbus", + BRIDGE_WINS_CPU0_BASE, BRIDGE_WINS_SZ, + DDR_WINDOW_CPU0_BASE, DDR_WINDOW_CPU_SZ); + else + mvebu_mbus_init("marvell,mv78xx0-mbus", + BRIDGE_WINS_CPU1_BASE, BRIDGE_WINS_SZ, + DDR_WINDOW_CPU1_BASE, DDR_WINDOW_CPU_SZ); } void __init_refok mv78xx0_timer_init(void) @@ -397,8 +405,6 @@ void __init mv78xx0_init(void) printk("HCLK = %dMHz, ", (hclk + 499999) / 1000000); printk("TCLK = %dMHz\n", (get_tclk() + 499999) / 1000000); - mv78xx0_setup_cpu_mbus(); - #ifdef CONFIG_CACHE_FEROCEON_L2 feroceon_l2_init(is_l2_writethrough()); #endif diff --git a/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h b/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h index 46200a1..723748d 100644 --- a/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h +++ b/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h @@ -60,13 +60,18 @@ */ #define BRIDGE_VIRT_BASE (MV78XX0_CORE_REGS_VIRT_BASE) #define BRIDGE_PHYS_BASE (MV78XX0_CORE_REGS_PHYS_BASE) +#define BRIDGE_WINS_CPU0_BASE (MV78XX0_CORE0_REGS_PHYS_BASE) +#define BRIDGE_WINS_CPU1_BASE (MV78XX0_CORE1_REGS_PHYS_BASE) +#define BRIDGE_WINS_SZ (0xA000) /* * Register Map */ #define DDR_VIRT_BASE (MV78XX0_REGS_VIRT_BASE + 0x00000) -#define DDR_WINDOW_CPU0_BASE (DDR_VIRT_BASE + 0x1500) -#define DDR_WINDOW_CPU1_BASE (DDR_VIRT_BASE + 0x1570) +#define DDR_PHYS_BASE (MV78XX0_REGS_PHYS_BASE + 0x00000) +#define DDR_WINDOW_CPU0_BASE (DDR_PHYS_BASE + 0x1500) +#define DDR_WINDOW_CPU1_BASE (DDR_PHYS_BASE + 0x1570) +#define DDR_WINDOW_CPU_SZ (0x20) #define DEV_BUS_PHYS_BASE (MV78XX0_REGS_PHYS_BASE + 0x10000) #define DEV_BUS_VIRT_BASE (MV78XX0_REGS_VIRT_BASE + 0x10000) diff --git a/arch/arm/mach-mv78xx0/pcie.c b/arch/arm/mach-mv78xx0/pcie.c index ee8c0b5..dc26a65 100644 --- a/arch/arm/mach-mv78xx0/pcie.c +++ b/arch/arm/mach-mv78xx0/pcie.c @@ -10,11 +10,11 @@ #include <linux/kernel.h> #include <linux/pci.h> +#include <linux/mbus.h> #include <video/vga.h> #include <asm/irq.h> #include <asm/mach/pci.h> #include <plat/pcie.h> -#include <plat/addr-map.h> #include <mach/mv78xx0.h> #include "common.h" @@ -54,7 +54,6 @@ static void __init mv78xx0_pcie_preinit(void) int i; u32 size_each; u32 start; - int win = 0; pcie_io_space.name = "PCIe I/O Space"; pcie_io_space.start = MV78XX0_PCIE_IO_PHYS_BASE(0); @@ -72,6 +71,7 @@ static void __init mv78xx0_pcie_preinit(void) start = MV78XX0_PCIE_MEM_PHYS_BASE; for (i = 0; i < num_pcie_ports; i++) { struct pcie_port *pp = pcie_port + i; + char winname[MVEBU_MBUS_MAX_WINNAME_SZ]; snprintf(pp->mem_space_name, sizeof(pp->mem_space_name), "PCIe %d.%d MEM", pp->maj, pp->min); @@ -85,12 +85,17 @@ static void __init mv78xx0_pcie_preinit(void) if (request_resource(&iomem_resource, &pp->res)) panic("can't allocate PCIe MEM sub-space"); - mv78xx0_setup_pcie_mem_win(win + i + 8, pp->res.start, - resource_size(&pp->res), - pp->maj, pp->min); - - mv78xx0_setup_pcie_io_win(win + i, i * SZ_64K, SZ_64K, - pp->maj, pp->min); + snprintf(winname, sizeof(winname), "pcie%d.%d", + pp->maj, pp->min); + + mvebu_mbus_add_window_remap_flags(winname, + pp->res.start, + resource_size(&pp->res), + MVEBU_MBUS_NO_REMAP, + MVEBU_MBUS_PCI_MEM); + mvebu_mbus_add_window_remap_flags(winname, + i * SZ_64K, SZ_64K, + 0, MVEBU_MBUS_PCI_IO); } } diff --git a/arch/arm/mach-mvebu/Kconfig b/arch/arm/mach-mvebu/Kconfig index 440b13e..e11acbb 100644 --- a/arch/arm/mach-mvebu/Kconfig +++ b/arch/arm/mach-mvebu/Kconfig @@ -13,6 +13,8 @@ config ARCH_MVEBU select MVEBU_CLK_CORE select MVEBU_CLK_CPU select MVEBU_CLK_GATING + select MVEBU_MBUS + select ZONE_DMA if ARM_LPAE if ARCH_MVEBU diff --git a/arch/arm/mach-mvebu/Makefile b/arch/arm/mach-mvebu/Makefile index da93bcb..ba769e0 100644 --- a/arch/arm/mach-mvebu/Makefile +++ b/arch/arm/mach-mvebu/Makefile @@ -5,6 +5,6 @@ AFLAGS_coherency_ll.o := -Wa,-march=armv7-a obj-y += system-controller.o obj-$(CONFIG_MACH_ARMADA_370_XP) += armada-370-xp.o -obj-$(CONFIG_ARCH_MVEBU) += addr-map.o coherency.o coherency_ll.o pmsu.o irq-armada-370-xp.o +obj-$(CONFIG_ARCH_MVEBU) += coherency.o coherency_ll.o pmsu.o irq-armada-370-xp.o obj-$(CONFIG_SMP) += platsmp.o headsmp.o obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o diff --git a/arch/arm/mach-mvebu/addr-map.c b/arch/arm/mach-mvebu/addr-map.c deleted file mode 100644 index ab9b3bd..0000000 --- a/arch/arm/mach-mvebu/addr-map.c +++ /dev/null @@ -1,137 +0,0 @@ -/* - * Address map functions for Marvell 370 / XP SoCs - * - * Copyright (C) 2012 Marvell - * - * Thomas Petazzoni <thomas.petazzoni@free-electrons.com> - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/mbus.h> -#include <linux/io.h> -#include <linux/of.h> -#include <linux/of_address.h> -#include <plat/addr-map.h> - -/* - * Generic Address Decode Windows bit settings - */ -#define ARMADA_XP_TARGET_DEV_BUS 1 -#define ARMADA_XP_ATTR_DEV_BOOTROM 0x1D -#define ARMADA_XP_TARGET_ETH1 3 -#define ARMADA_XP_TARGET_PCIE_0_2 4 -#define ARMADA_XP_TARGET_ETH0 7 -#define ARMADA_XP_TARGET_PCIE_1_3 8 - -#define ARMADA_370_TARGET_DEV_BUS 1 -#define ARMADA_370_ATTR_DEV_BOOTROM 0x1D -#define ARMADA_370_TARGET_PCIE_0 4 -#define ARMADA_370_TARGET_PCIE_1 8 - -#define ARMADA_WINDOW_8_PLUS_OFFSET 0x90 -#define ARMADA_SDRAM_ADDR_DECODING_OFFSET 0x180 - -static const struct __initdata orion_addr_map_info -armada_xp_addr_map_info[] = { - /* - * Window for the BootROM, needed for SMP on Armada XP - */ - { 0, 0xfff00000, SZ_1M, ARMADA_XP_TARGET_DEV_BUS, - ARMADA_XP_ATTR_DEV_BOOTROM, -1 }, - /* End marker */ - { -1, 0, 0, 0, 0, 0 }, -}; - -static const struct __initdata orion_addr_map_info -armada_370_addr_map_info[] = { - /* End marker */ - { -1, 0, 0, 0, 0, 0 }, -}; - -static struct of_device_id of_addr_decoding_controller_table[] = { - { .compatible = "marvell,armada-addr-decoding-controller" }, - { /* end of list */ }, -}; - -static void __iomem * -armada_cfg_base(const struct orion_addr_map_cfg *cfg, int win) -{ - unsigned int offset; - - /* The register layout is a bit annoying and the below code - * tries to cope with it. - * - At offset 0x0, there are the registers for the first 8 - * windows, with 4 registers of 32 bits per window (ctrl, - * base, remap low, remap high) - * - Then at offset 0x80, there is a hole of 0x10 bytes for - * the internal registers base address and internal units - * sync barrier register. - * - Then at offset 0x90, there the registers for 12 - * windows, with only 2 registers of 32 bits per window - * (ctrl, base). - */ - if (win < 8) - offset = (win << 4); - else - offset = ARMADA_WINDOW_8_PLUS_OFFSET + ((win - 8) << 3); - - return cfg->bridge_virt_base + offset; -} - -static struct __initdata orion_addr_map_cfg addr_map_cfg = { - .num_wins = 20, - .remappable_wins = 8, - .win_cfg_base = armada_cfg_base, -}; - -static int __init armada_setup_cpu_mbus(void) -{ - struct device_node *np; - void __iomem *mbus_unit_addr_decoding_base; - void __iomem *sdram_addr_decoding_base; - - np = of_find_matching_node(NULL, of_addr_decoding_controller_table); - if (!np) - return -ENODEV; - - mbus_unit_addr_decoding_base = of_iomap(np, 0); - BUG_ON(!mbus_unit_addr_decoding_base); - - sdram_addr_decoding_base = - mbus_unit_addr_decoding_base + - ARMADA_SDRAM_ADDR_DECODING_OFFSET; - - addr_map_cfg.bridge_virt_base = mbus_unit_addr_decoding_base; - - if (of_find_compatible_node(NULL, NULL, "marvell,coherency-fabric")) - addr_map_cfg.hw_io_coherency = 1; - - /* - * Disable, clear and configure windows. - */ - if (of_machine_is_compatible("marvell,armadaxp")) - orion_config_wins(&addr_map_cfg, armada_xp_addr_map_info); - else if (of_machine_is_compatible("marvell,armada370")) - orion_config_wins(&addr_map_cfg, armada_370_addr_map_info); - else { - pr_err("Unsupported SoC\n"); - return -EINVAL; - } - - /* - * Setup MBUS dram target info. - */ - orion_setup_cpu_mbus_target(&addr_map_cfg, - sdram_addr_decoding_base); - return 0; -} - -/* Using a early_initcall is needed so that this initialization gets - * done before the SMP initialization, which requires the BootROM to - * be remapped. */ -early_initcall(armada_setup_cpu_mbus); diff --git a/arch/arm/mach-mvebu/armada-370-xp.c b/arch/arm/mach-mvebu/armada-370-xp.c index a5ea616d..12d3655 100644 --- a/arch/arm/mach-mvebu/armada-370-xp.c +++ b/arch/arm/mach-mvebu/armada-370-xp.c @@ -19,6 +19,7 @@ #include <linux/time-armada-370-xp.h> #include <linux/clk/mvebu.h> #include <linux/dma-mapping.h> +#include <linux/mbus.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/time.h> @@ -48,12 +49,29 @@ void __init armada_370_xp_timer_and_clk_init(void) void __init armada_370_xp_init_early(void) { + char *mbus_soc_name; + /* * Some Armada 370/XP devices allocate their coherent buffers * from atomic context. Increase size of atomic coherent pool * to make sure such the allocations won't fail. */ init_dma_coherent_pool_size(SZ_1M); + + /* + * This initialization will be replaced by a DT-based + * initialization once the mvebu-mbus driver gains DT support. + */ + if (of_machine_is_compatible("marvell,armada370")) + mbus_soc_name = "marvell,armada370-mbus"; + else + mbus_soc_name = "marvell,armadaxp-mbus"; + + mvebu_mbus_init(mbus_soc_name, + ARMADA_370_XP_MBUS_WINS_BASE, + ARMADA_370_XP_MBUS_WINS_SIZE, + ARMADA_370_XP_SDRAM_WINS_BASE, + ARMADA_370_XP_SDRAM_WINS_SIZE); } static void __init armada_370_xp_dt_init(void) diff --git a/arch/arm/mach-mvebu/armada-370-xp.h b/arch/arm/mach-mvebu/armada-370-xp.h index c6a7d74..2070e1b 100644 --- a/arch/arm/mach-mvebu/armada-370-xp.h +++ b/arch/arm/mach-mvebu/armada-370-xp.h @@ -16,9 +16,15 @@ #define __MACH_ARMADA_370_XP_H #define ARMADA_370_XP_REGS_PHYS_BASE 0xd0000000 -#define ARMADA_370_XP_REGS_VIRT_BASE IOMEM(0xfeb00000) +#define ARMADA_370_XP_REGS_VIRT_BASE IOMEM(0xfec00000) #define ARMADA_370_XP_REGS_SIZE SZ_1M +/* These defines can go away once mvebu-mbus has a DT binding */ +#define ARMADA_370_XP_MBUS_WINS_BASE (ARMADA_370_XP_REGS_PHYS_BASE + 0x20000) +#define ARMADA_370_XP_MBUS_WINS_SIZE 0x100 +#define ARMADA_370_XP_SDRAM_WINS_BASE (ARMADA_370_XP_REGS_PHYS_BASE + 0x20180) +#define ARMADA_370_XP_SDRAM_WINS_SIZE 0x20 + #ifdef CONFIG_SMP #include <linux/cpumask.h> diff --git a/arch/arm/mach-mvebu/platsmp.c b/arch/arm/mach-mvebu/platsmp.c index fe16aaf..875ea74 100644 --- a/arch/arm/mach-mvebu/platsmp.c +++ b/arch/arm/mach-mvebu/platsmp.c @@ -21,6 +21,7 @@ #include <linux/smp.h> #include <linux/clk.h> #include <linux/of.h> +#include <linux/mbus.h> #include <asm/cacheflush.h> #include <asm/smp_plat.h> #include "common.h" @@ -109,6 +110,7 @@ void __init armada_xp_smp_prepare_cpus(unsigned int max_cpus) set_secondary_cpus_clock(); flush_cache_all(); set_cpu_coherent(cpu_logical_map(smp_processor_id()), 0); + mvebu_mbus_add_window("bootrom", 0xfff00000, SZ_1M); } struct smp_operations armada_xp_smp_ops __initdata = { diff --git a/arch/arm/mach-mxs/icoll.c b/arch/arm/mach-mxs/icoll.c index 8fb23af..e26eeba 100644 --- a/arch/arm/mach-mxs/icoll.c +++ b/arch/arm/mach-mxs/icoll.c @@ -100,7 +100,7 @@ static struct irq_domain_ops icoll_irq_domain_ops = { .xlate = irq_domain_xlate_onecell, }; -void __init icoll_of_init(struct device_node *np, +static void __init icoll_of_init(struct device_node *np, struct device_node *interrupt_parent) { /* diff --git a/arch/arm/mach-mxs/mach-mxs.c b/arch/arm/mach-mxs/mach-mxs.c index 0521867..3218f1f 100644 --- a/arch/arm/mach-mxs/mach-mxs.c +++ b/arch/arm/mach-mxs/mach-mxs.c @@ -402,17 +402,17 @@ static void __init cfa10049_init(void) { enable_clk_enet_out(); update_fec_mac_prop(OUI_CRYSTALFONTZ); + + mxsfb_pdata.mode_list = cfa10049_video_modes; + mxsfb_pdata.mode_count = ARRAY_SIZE(cfa10049_video_modes); + mxsfb_pdata.default_bpp = 32; + mxsfb_pdata.ld_intf_width = STMLCDIF_18BIT; } static void __init cfa10037_init(void) { enable_clk_enet_out(); update_fec_mac_prop(OUI_CRYSTALFONTZ); - - mxsfb_pdata.mode_list = cfa10049_video_modes; - mxsfb_pdata.mode_count = ARRAY_SIZE(cfa10049_video_modes); - mxsfb_pdata.default_bpp = 32; - mxsfb_pdata.ld_intf_width = STMLCDIF_18BIT; } static void __init apf28_init(void) diff --git a/arch/arm/mach-mxs/mm.c b/arch/arm/mach-mxs/mm.c index a4294aa..e63b7d8 100644 --- a/arch/arm/mach-mxs/mm.c +++ b/arch/arm/mach-mxs/mm.c @@ -18,6 +18,7 @@ #include <mach/mx23.h> #include <mach/mx28.h> +#include <mach/common.h> /* * Define the MX23 memory map. diff --git a/arch/arm/mach-mxs/ocotp.c b/arch/arm/mach-mxs/ocotp.c index 54add60..1dff467 100644 --- a/arch/arm/mach-mxs/ocotp.c +++ b/arch/arm/mach-mxs/ocotp.c @@ -19,6 +19,7 @@ #include <asm/processor.h> /* for cpu_relax() */ #include <mach/mxs.h> +#include <mach/common.h> #define OCOTP_WORD_OFFSET 0x20 #define OCOTP_WORD_COUNT 0x20 diff --git a/arch/arm/mach-omap1/common.h b/arch/arm/mach-omap1/common.h index fb18831..14f7e99 100644 --- a/arch/arm/mach-omap1/common.h +++ b/arch/arm/mach-omap1/common.h @@ -31,6 +31,8 @@ #include <plat/i2c.h> +#include <mach/irqs.h> + #if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) void omap7xx_map_io(void); #else diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index 49ac3df..8111cd9 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -311,9 +311,6 @@ config MACH_OMAP_ZOOM2 default y select OMAP_PACKAGE_CBB select REGULATOR_FIXED_VOLTAGE if REGULATOR - select SERIAL_8250 - select SERIAL_8250_CONSOLE - select SERIAL_CORE_CONSOLE config MACH_OMAP_ZOOM3 bool "OMAP3630 Zoom3 board" @@ -321,9 +318,6 @@ config MACH_OMAP_ZOOM3 default y select OMAP_PACKAGE_CBP select REGULATOR_FIXED_VOLTAGE if REGULATOR - select SERIAL_8250 - select SERIAL_8250_CONSOLE - select SERIAL_CORE_CONSOLE config MACH_CM_T35 bool "CompuLab CM-T35/CM-T3730 modules" diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index 0274ff7..e54a480 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -102,6 +102,7 @@ DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)") .init_irq = omap_intc_of_init, .handle_irq = omap3_intc_handle_irq, .init_machine = omap_generic_init, + .init_late = omap3_init_late, .init_time = omap3_sync32k_timer_init, .dt_compat = omap3_boards_compat, .restart = omap3xxx_restart, @@ -119,6 +120,7 @@ DT_MACHINE_START(OMAP3_GP_DT, "Generic OMAP3-GP (Flattened Device Tree)") .init_irq = omap_intc_of_init, .handle_irq = omap3_intc_handle_irq, .init_machine = omap_generic_init, + .init_late = omap3_init_late, .init_time = omap3_secure_sync32k_timer_init, .dt_compat = omap3_gp_boards_compat, .restart = omap3xxx_restart, diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c index f7c4616..d2ea68e 100644 --- a/arch/arm/mach-omap2/board-rx51.c +++ b/arch/arm/mach-omap2/board-rx51.c @@ -17,6 +17,7 @@ #include <linux/io.h> #include <linux/gpio.h> #include <linux/leds.h> +#include <linux/usb/phy.h> #include <linux/usb/musb.h> #include <linux/platform_data/spi-omap2-mcspi.h> @@ -98,6 +99,7 @@ static void __init rx51_init(void) sdrc_params = nokia_get_sdram_timings(); omap_sdrc_init(sdrc_params, sdrc_params); + usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb"); usb_musb_init(&musb_board_data); rx51_peripherals_init(); diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h index 0a6b9c7..40f4a03 100644 --- a/arch/arm/mach-omap2/common.h +++ b/arch/arm/mach-omap2/common.h @@ -108,7 +108,6 @@ void omap35xx_init_late(void); void omap3630_init_late(void); void am35xx_init_late(void); void ti81xx_init_late(void); -void omap4430_init_late(void); int omap2_common_pm_late_init(void); #if defined(CONFIG_SOC_OMAP2420) || defined(CONFIG_SOC_OMAP2430) diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c index e4b16c8..410e1ba 100644 --- a/arch/arm/mach-omap2/gpmc.c +++ b/arch/arm/mach-omap2/gpmc.c @@ -1122,9 +1122,6 @@ int gpmc_calc_timings(struct gpmc_timings *gpmc_t, /* TODO: remove, see function definition */ gpmc_convert_ps_to_ns(gpmc_t); - /* Now the GPMC is initialised, unreserve the chip-selects */ - gpmc_cs_map = 0; - return 0; } @@ -1383,6 +1380,9 @@ static int gpmc_probe(struct platform_device *pdev) if (IS_ERR_VALUE(gpmc_setup_irq())) dev_warn(gpmc_dev, "gpmc_setup_irq failed\n"); + /* Now the GPMC is initialised, unreserve the chip-selects */ + gpmc_cs_map = 0; + rc = gpmc_probe_dt(pdev); if (rc < 0) { clk_disable_unprepare(gpmc_l3_clk); diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c index 6a217c9..f82cf87 100644 --- a/arch/arm/mach-omap2/mux.c +++ b/arch/arm/mach-omap2/mux.c @@ -211,8 +211,6 @@ static int __init _omap_mux_get_by_name(struct omap_mux_partition *partition, return -EINVAL; } - pr_err("%s: Could not find signal %s\n", __func__, muxname); - return -ENODEV; } @@ -234,6 +232,8 @@ int __init omap_mux_get_by_name(const char *muxname, return mux_mode; } + pr_err("%s: Could not find signal %s\n", __func__, muxname); + return -ENODEV; } @@ -739,8 +739,9 @@ static void __init omap_mux_dbg_create_entry( list_for_each_entry(e, &partition->muxmodes, node) { struct omap_mux *m = &e->mux; - (void)debugfs_create_file(m->muxnames[0], S_IWUSR, mux_dbg_dir, - m, &omap_mux_dbg_signal_fops); + (void)debugfs_create_file(m->muxnames[0], S_IWUSR | S_IRUGO, + mux_dbg_dir, m, + &omap_mux_dbg_signal_fops); } } diff --git a/arch/arm/mach-orion5x/Makefile b/arch/arm/mach-orion5x/Makefile index 9e809a7..45da805 100644 --- a/arch/arm/mach-orion5x/Makefile +++ b/arch/arm/mach-orion5x/Makefile @@ -1,4 +1,4 @@ -obj-y += common.o addr-map.o pci.o irq.o mpp.o +obj-y += common.o pci.o irq.o mpp.o obj-$(CONFIG_MACH_DB88F5281) += db88f5281-setup.o obj-$(CONFIG_MACH_RD88F5182) += rd88f5182-setup.o obj-$(CONFIG_MACH_KUROBOX_PRO) += kurobox_pro-setup.o diff --git a/arch/arm/mach-orion5x/addr-map.c b/arch/arm/mach-orion5x/addr-map.c deleted file mode 100644 index b5efc0f..0000000 --- a/arch/arm/mach-orion5x/addr-map.c +++ /dev/null @@ -1,155 +0,0 @@ -/* - * arch/arm/mach-orion5x/addr-map.c - * - * Address map functions for Marvell Orion 5x SoCs - * - * Maintainer: Tzachi Perelstein <tzachi@marvell.com> - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/mbus.h> -#include <linux/io.h> -#include <mach/hardware.h> -#include <plat/addr-map.h> -#include "common.h" - -/* - * The Orion has fully programmable address map. There's a separate address - * map for each of the device _master_ interfaces, e.g. CPU, PCI, PCIe, USB, - * Gigabit Ethernet, DMA/XOR engines, etc. Each interface has its own - * address decode windows that allow it to access any of the Orion resources. - * - * CPU address decoding -- - * Linux assumes that it is the boot loader that already setup the access to - * DDR and internal registers. - * Setup access to PCI and PCIe IO/MEM space is issued by this file. - * Setup access to various devices located on the device bus interface (e.g. - * flashes, RTC, etc) should be issued by machine-setup.c according to - * specific board population (by using orion5x_setup_*_win()). - * - * Non-CPU Masters address decoding -- - * Unlike the CPU, we setup the access from Orion's master interfaces to DDR - * banks only (the typical use case). - * Setup access for each master to DDR is issued by platform device setup. - */ - -/* - * Generic Address Decode Windows bit settings - */ -#define TARGET_DEV_BUS 1 -#define TARGET_PCI 3 -#define TARGET_PCIE 4 -#define TARGET_SRAM 9 -#define ATTR_PCIE_MEM 0x59 -#define ATTR_PCIE_IO 0x51 -#define ATTR_PCIE_WA 0x79 -#define ATTR_PCI_MEM 0x59 -#define ATTR_PCI_IO 0x51 -#define ATTR_DEV_CS0 0x1e -#define ATTR_DEV_CS1 0x1d -#define ATTR_DEV_CS2 0x1b -#define ATTR_DEV_BOOT 0xf -#define ATTR_SRAM 0x0 - -static int __initdata win_alloc_count; - -static int __init cpu_win_can_remap(const struct orion_addr_map_cfg *cfg, - const int win) -{ - u32 dev, rev; - - orion5x_pcie_id(&dev, &rev); - if ((dev == MV88F5281_DEV_ID && win < 4) - || (dev == MV88F5182_DEV_ID && win < 2) - || (dev == MV88F5181_DEV_ID && win < 2) - || (dev == MV88F6183_DEV_ID && win < 4)) - return 1; - - return 0; -} - -/* - * Description of the windows needed by the platform code - */ -static struct orion_addr_map_cfg addr_map_cfg __initdata = { - .num_wins = 8, - .cpu_win_can_remap = cpu_win_can_remap, - .bridge_virt_base = ORION5X_BRIDGE_VIRT_BASE, -}; - -static const struct __initdata orion_addr_map_info addr_map_info[] = { - /* - * Setup windows for PCI+PCIe IO+MEM space. - */ - { 0, ORION5X_PCIE_IO_PHYS_BASE, ORION5X_PCIE_IO_SIZE, - TARGET_PCIE, ATTR_PCIE_IO, ORION5X_PCIE_IO_BUS_BASE - }, - { 1, ORION5X_PCI_IO_PHYS_BASE, ORION5X_PCI_IO_SIZE, - TARGET_PCI, ATTR_PCI_IO, ORION5X_PCI_IO_BUS_BASE - }, - { 2, ORION5X_PCIE_MEM_PHYS_BASE, ORION5X_PCIE_MEM_SIZE, - TARGET_PCIE, ATTR_PCIE_MEM, -1 - }, - { 3, ORION5X_PCI_MEM_PHYS_BASE, ORION5X_PCI_MEM_SIZE, - TARGET_PCI, ATTR_PCI_MEM, -1 - }, - /* End marker */ - { -1, 0, 0, 0, 0, 0 } -}; - -void __init orion5x_setup_cpu_mbus_bridge(void) -{ - /* - * Disable, clear and configure windows. - */ - orion_config_wins(&addr_map_cfg, addr_map_info); - win_alloc_count = 4; - - /* - * Setup MBUS dram target info. - */ - orion_setup_cpu_mbus_target(&addr_map_cfg, - (void __iomem *) ORION5X_DDR_WINDOW_CPU_BASE); -} - -void __init orion5x_setup_dev_boot_win(u32 base, u32 size) -{ - orion_setup_cpu_win(&addr_map_cfg, win_alloc_count++, base, size, - TARGET_DEV_BUS, ATTR_DEV_BOOT, -1); -} - -void __init orion5x_setup_dev0_win(u32 base, u32 size) -{ - orion_setup_cpu_win(&addr_map_cfg, win_alloc_count++, base, size, - TARGET_DEV_BUS, ATTR_DEV_CS0, -1); -} - -void __init orion5x_setup_dev1_win(u32 base, u32 size) -{ - orion_setup_cpu_win(&addr_map_cfg, win_alloc_count++, base, size, - TARGET_DEV_BUS, ATTR_DEV_CS1, -1); -} - -void __init orion5x_setup_dev2_win(u32 base, u32 size) -{ - orion_setup_cpu_win(&addr_map_cfg, win_alloc_count++, base, size, - TARGET_DEV_BUS, ATTR_DEV_CS2, -1); -} - -void __init orion5x_setup_pcie_wa_win(u32 base, u32 size) -{ - orion_setup_cpu_win(&addr_map_cfg, win_alloc_count++, base, size, - TARGET_PCIE, ATTR_PCIE_WA, -1); -} - -void __init orion5x_setup_sram_win(void) -{ - orion_setup_cpu_win(&addr_map_cfg, win_alloc_count++, - ORION5X_SRAM_PHYS_BASE, ORION5X_SRAM_SIZE, - TARGET_SRAM, ATTR_SRAM, -1); -} diff --git a/arch/arm/mach-orion5x/board-dt.c b/arch/arm/mach-orion5x/board-dt.c index 35a8014..6bbc878 100644 --- a/arch/arm/mach-orion5x/board-dt.c +++ b/arch/arm/mach-orion5x/board-dt.c @@ -41,7 +41,7 @@ static void __init orion5x_dt_init(void) /* * Setup Orion address map */ - orion5x_setup_cpu_mbus_bridge(); + orion5x_setup_wins(); /* Setup root of clk tree */ clk_init(); diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c index d068f14..8e468e3 100644 --- a/arch/arm/mach-orion5x/common.c +++ b/arch/arm/mach-orion5x/common.c @@ -34,7 +34,6 @@ #include <linux/platform_data/usb-ehci-orion.h> #include <plat/time.h> #include <plat/common.h> -#include <plat/addr-map.h> #include "common.h" /***************************************************************************** @@ -174,7 +173,8 @@ void __init orion5x_xor_init(void) ****************************************************************************/ static void __init orion5x_crypto_init(void) { - orion5x_setup_sram_win(); + mvebu_mbus_add_window("sram", ORION5X_SRAM_PHYS_BASE, + ORION5X_SRAM_SIZE); orion_crypto_init(ORION5X_CRYPTO_PHYS_BASE, ORION5X_SRAM_PHYS_BASE, SZ_8K, IRQ_ORION5X_CESA); } @@ -193,6 +193,9 @@ void __init orion5x_wdt_init(void) ****************************************************************************/ void __init orion5x_init_early(void) { + u32 rev, dev; + const char *mbus_soc_name; + orion_time_set_base(TIMER_VIRT_BASE); /* @@ -201,6 +204,46 @@ void __init orion5x_init_early(void) * the allocations won't fail. */ init_dma_coherent_pool_size(SZ_1M); + + /* Initialize the MBUS driver */ + orion5x_pcie_id(&dev, &rev); + if (dev == MV88F5281_DEV_ID) + mbus_soc_name = "marvell,orion5x-88f5281-mbus"; + else if (dev == MV88F5182_DEV_ID) + mbus_soc_name = "marvell,orion5x-88f5182-mbus"; + else if (dev == MV88F5181_DEV_ID) + mbus_soc_name = "marvell,orion5x-88f5181-mbus"; + else if (dev == MV88F6183_DEV_ID) + mbus_soc_name = "marvell,orion5x-88f6183-mbus"; + else + mbus_soc_name = NULL; + mvebu_mbus_init(mbus_soc_name, ORION5X_BRIDGE_WINS_BASE, + ORION5X_BRIDGE_WINS_SZ, + ORION5X_DDR_WINS_BASE, ORION5X_DDR_WINS_SZ); +} + +void orion5x_setup_wins(void) +{ + /* + * The PCIe windows will no longer be statically allocated + * here once Orion5x is migrated to the pci-mvebu driver. + */ + mvebu_mbus_add_window_remap_flags("pcie0.0", ORION5X_PCIE_IO_PHYS_BASE, + ORION5X_PCIE_IO_SIZE, + ORION5X_PCIE_IO_BUS_BASE, + MVEBU_MBUS_PCI_IO); + mvebu_mbus_add_window_remap_flags("pcie0.0", ORION5X_PCIE_MEM_PHYS_BASE, + ORION5X_PCIE_MEM_SIZE, + MVEBU_MBUS_NO_REMAP, + MVEBU_MBUS_PCI_MEM); + mvebu_mbus_add_window_remap_flags("pci0.0", ORION5X_PCI_IO_PHYS_BASE, + ORION5X_PCI_IO_SIZE, + ORION5X_PCI_IO_BUS_BASE, + MVEBU_MBUS_PCI_IO); + mvebu_mbus_add_window_remap_flags("pci0.0", ORION5X_PCI_MEM_PHYS_BASE, + ORION5X_PCI_MEM_SIZE, + MVEBU_MBUS_NO_REMAP, + MVEBU_MBUS_PCI_MEM); } int orion5x_tclk; @@ -282,7 +325,7 @@ void __init orion5x_init(void) /* * Setup Orion address map */ - orion5x_setup_cpu_mbus_bridge(); + orion5x_setup_wins(); /* Setup root of clk tree */ clk_init(); diff --git a/arch/arm/mach-orion5x/common.h b/arch/arm/mach-orion5x/common.h index e603457..cdaa01f 100644 --- a/arch/arm/mach-orion5x/common.h +++ b/arch/arm/mach-orion5x/common.h @@ -17,18 +17,7 @@ void clk_init(void); extern int orion5x_tclk; extern void orion5x_timer_init(void); -/* - * Enumerations and functions for Orion windows mapping. Used by Orion core - * functions to map its interfaces and by the machine-setup to map its on- - * board devices. Details in /mach-orion/addr-map.c - */ -void orion5x_setup_cpu_mbus_bridge(void); -void orion5x_setup_dev_boot_win(u32 base, u32 size); -void orion5x_setup_dev0_win(u32 base, u32 size); -void orion5x_setup_dev1_win(u32 base, u32 size); -void orion5x_setup_dev2_win(u32 base, u32 size); -void orion5x_setup_pcie_wa_win(u32 base, u32 size); -void orion5x_setup_sram_win(void); +void orion5x_setup_wins(void); void orion5x_ehci0_init(void); void orion5x_ehci1_init(void); diff --git a/arch/arm/mach-orion5x/d2net-setup.c b/arch/arm/mach-orion5x/d2net-setup.c index 57d0af7..16c88bb 100644 --- a/arch/arm/mach-orion5x/d2net-setup.c +++ b/arch/arm/mach-orion5x/d2net-setup.c @@ -317,8 +317,8 @@ static void __init d2net_init(void) d2net_sata_power_init(); orion5x_sata_init(&d2net_sata_data); - orion5x_setup_dev_boot_win(D2NET_NOR_BOOT_BASE, - D2NET_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", D2NET_NOR_BOOT_BASE, + D2NET_NOR_BOOT_SIZE); platform_device_register(&d2net_nor_flash); platform_device_register(&d2net_gpio_buttons); diff --git a/arch/arm/mach-orion5x/db88f5281-setup.c b/arch/arm/mach-orion5x/db88f5281-setup.c index 7666564..4e1263d 100644 --- a/arch/arm/mach-orion5x/db88f5281-setup.c +++ b/arch/arm/mach-orion5x/db88f5281-setup.c @@ -340,16 +340,19 @@ static void __init db88f5281_init(void) orion5x_uart0_init(); orion5x_uart1_init(); - orion5x_setup_dev_boot_win(DB88F5281_NOR_BOOT_BASE, - DB88F5281_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", DB88F5281_NOR_BOOT_BASE, + DB88F5281_NOR_BOOT_SIZE); platform_device_register(&db88f5281_boot_flash); - orion5x_setup_dev0_win(DB88F5281_7SEG_BASE, DB88F5281_7SEG_SIZE); + mvebu_mbus_add_window("devbus-cs0", DB88F5281_7SEG_BASE, + DB88F5281_7SEG_SIZE); - orion5x_setup_dev1_win(DB88F5281_NOR_BASE, DB88F5281_NOR_SIZE); + mvebu_mbus_add_window("devbus-cs1", DB88F5281_NOR_BASE, + DB88F5281_NOR_SIZE); platform_device_register(&db88f5281_nor_flash); - orion5x_setup_dev2_win(DB88F5281_NAND_BASE, DB88F5281_NAND_SIZE); + mvebu_mbus_add_window("devbus-cs2", DB88F5281_NAND_BASE, + DB88F5281_NAND_SIZE); platform_device_register(&db88f5281_nand_flash); i2c_register_board_info(0, &db88f5281_i2c_rtc, 1); diff --git a/arch/arm/mach-orion5x/dns323-setup.c b/arch/arm/mach-orion5x/dns323-setup.c index 6eb1732..9e6baf5 100644 --- a/arch/arm/mach-orion5x/dns323-setup.c +++ b/arch/arm/mach-orion5x/dns323-setup.c @@ -611,7 +611,8 @@ static void __init dns323_init(void) /* setup flash mapping * CS3 holds a 8 MB Spansion S29GL064M90TFIR4 */ - orion5x_setup_dev_boot_win(DNS323_NOR_BOOT_BASE, DNS323_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", DNS323_NOR_BOOT_BASE, + DNS323_NOR_BOOT_SIZE); platform_device_register(&dns323_nor_flash); /* Sort out LEDs, Buttons and i2c devices */ diff --git a/arch/arm/mach-orion5x/edmini_v2-setup.c b/arch/arm/mach-orion5x/edmini_v2-setup.c index d675e72..1476155 100644 --- a/arch/arm/mach-orion5x/edmini_v2-setup.c +++ b/arch/arm/mach-orion5x/edmini_v2-setup.c @@ -154,8 +154,8 @@ void __init edmini_v2_init(void) orion5x_ehci0_init(); orion5x_eth_init(&edmini_v2_eth_data); - orion5x_setup_dev_boot_win(EDMINI_V2_NOR_BOOT_BASE, - EDMINI_V2_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", EDMINI_V2_NOR_BOOT_BASE, + EDMINI_V2_NOR_BOOT_SIZE); platform_device_register(&edmini_v2_nor_flash); pr_notice("edmini_v2: USB device port, flash write and power-off " diff --git a/arch/arm/mach-orion5x/include/mach/orion5x.h b/arch/arm/mach-orion5x/include/mach/orion5x.h index d265f54..b78ff32 100644 --- a/arch/arm/mach-orion5x/include/mach/orion5x.h +++ b/arch/arm/mach-orion5x/include/mach/orion5x.h @@ -66,8 +66,10 @@ * Orion Registers Map ******************************************************************************/ +#define ORION5X_DDR_PHYS_BASE (ORION5X_REGS_PHYS_BASE + 0x00000) +#define ORION5X_DDR_WINS_BASE (ORION5X_DDR_PHYS_BASE + 0x1500) +#define ORION5X_DDR_WINS_SZ (0x10) #define ORION5X_DDR_VIRT_BASE (ORION5X_REGS_VIRT_BASE + 0x00000) -#define ORION5X_DDR_WINDOW_CPU_BASE (ORION5X_DDR_VIRT_BASE + 0x1500) #define ORION5X_DEV_BUS_PHYS_BASE (ORION5X_REGS_PHYS_BASE + 0x10000) #define ORION5X_DEV_BUS_VIRT_BASE (ORION5X_REGS_VIRT_BASE + 0x10000) #define ORION5X_DEV_BUS_REG(x) (ORION5X_DEV_BUS_VIRT_BASE + (x)) @@ -81,6 +83,8 @@ #define ORION5X_BRIDGE_VIRT_BASE (ORION5X_REGS_VIRT_BASE + 0x20000) #define ORION5X_BRIDGE_PHYS_BASE (ORION5X_REGS_PHYS_BASE + 0x20000) +#define ORION5X_BRIDGE_WINS_BASE (ORION5X_BRIDGE_PHYS_BASE) +#define ORION5X_BRIDGE_WINS_SZ (0x80) #define ORION5X_PCI_VIRT_BASE (ORION5X_REGS_VIRT_BASE + 0x30000) diff --git a/arch/arm/mach-orion5x/kurobox_pro-setup.c b/arch/arm/mach-orion5x/kurobox_pro-setup.c index b984035..aae10e4 100644 --- a/arch/arm/mach-orion5x/kurobox_pro-setup.c +++ b/arch/arm/mach-orion5x/kurobox_pro-setup.c @@ -359,13 +359,13 @@ static void __init kurobox_pro_init(void) orion5x_uart1_init(); orion5x_xor_init(); - orion5x_setup_dev_boot_win(KUROBOX_PRO_NOR_BOOT_BASE, - KUROBOX_PRO_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", KUROBOX_PRO_NOR_BOOT_BASE, + KUROBOX_PRO_NOR_BOOT_SIZE); platform_device_register(&kurobox_pro_nor_flash); if (machine_is_kurobox_pro()) { - orion5x_setup_dev0_win(KUROBOX_PRO_NAND_BASE, - KUROBOX_PRO_NAND_SIZE); + mvebu_mbus_add_window("devbus-cs0", KUROBOX_PRO_NAND_BASE, + KUROBOX_PRO_NAND_SIZE); platform_device_register(&kurobox_pro_nand_flash); } diff --git a/arch/arm/mach-orion5x/ls-chl-setup.c b/arch/arm/mach-orion5x/ls-chl-setup.c index 044da5b..24f4e14 100644 --- a/arch/arm/mach-orion5x/ls-chl-setup.c +++ b/arch/arm/mach-orion5x/ls-chl-setup.c @@ -294,8 +294,8 @@ static void __init lschl_init(void) orion5x_uart0_init(); orion5x_xor_init(); - orion5x_setup_dev_boot_win(LSCHL_NOR_BOOT_BASE, - LSCHL_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", LSCHL_NOR_BOOT_BASE, + LSCHL_NOR_BOOT_SIZE); platform_device_register(&lschl_nor_flash); platform_device_register(&lschl_leds); diff --git a/arch/arm/mach-orion5x/ls_hgl-setup.c b/arch/arm/mach-orion5x/ls_hgl-setup.c index d49f934..fc653bb 100644 --- a/arch/arm/mach-orion5x/ls_hgl-setup.c +++ b/arch/arm/mach-orion5x/ls_hgl-setup.c @@ -243,8 +243,8 @@ static void __init ls_hgl_init(void) orion5x_uart0_init(); orion5x_xor_init(); - orion5x_setup_dev_boot_win(LS_HGL_NOR_BOOT_BASE, - LS_HGL_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", LS_HGL_NOR_BOOT_BASE, + LS_HGL_NOR_BOOT_SIZE); platform_device_register(&ls_hgl_nor_flash); platform_device_register(&ls_hgl_button_device); diff --git a/arch/arm/mach-orion5x/lsmini-setup.c b/arch/arm/mach-orion5x/lsmini-setup.c index 8e3965c..18e66e6 100644 --- a/arch/arm/mach-orion5x/lsmini-setup.c +++ b/arch/arm/mach-orion5x/lsmini-setup.c @@ -244,8 +244,8 @@ static void __init lsmini_init(void) orion5x_uart0_init(); orion5x_xor_init(); - orion5x_setup_dev_boot_win(LSMINI_NOR_BOOT_BASE, - LSMINI_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", LSMINI_NOR_BOOT_BASE, + LSMINI_NOR_BOOT_SIZE); platform_device_register(&lsmini_nor_flash); platform_device_register(&lsmini_button_device); diff --git a/arch/arm/mach-orion5x/mss2-setup.c b/arch/arm/mach-orion5x/mss2-setup.c index 0ec94a1..827acba 100644 --- a/arch/arm/mach-orion5x/mss2-setup.c +++ b/arch/arm/mach-orion5x/mss2-setup.c @@ -241,7 +241,8 @@ static void __init mss2_init(void) orion5x_uart0_init(); orion5x_xor_init(); - orion5x_setup_dev_boot_win(MSS2_NOR_BOOT_BASE, MSS2_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", MSS2_NOR_BOOT_BASE, + MSS2_NOR_BOOT_SIZE); platform_device_register(&mss2_nor_flash); platform_device_register(&mss2_button_device); diff --git a/arch/arm/mach-orion5x/mv2120-setup.c b/arch/arm/mach-orion5x/mv2120-setup.c index 18143f2..92600ae 100644 --- a/arch/arm/mach-orion5x/mv2120-setup.c +++ b/arch/arm/mach-orion5x/mv2120-setup.c @@ -204,7 +204,8 @@ static void __init mv2120_init(void) orion5x_uart0_init(); orion5x_xor_init(); - orion5x_setup_dev_boot_win(MV2120_NOR_BOOT_BASE, MV2120_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", MV2120_NOR_BOOT_BASE, + MV2120_NOR_BOOT_SIZE); platform_device_register(&mv2120_nor_flash); platform_device_register(&mv2120_button_device); diff --git a/arch/arm/mach-orion5x/net2big-setup.c b/arch/arm/mach-orion5x/net2big-setup.c index 282e503..dd0641a 100644 --- a/arch/arm/mach-orion5x/net2big-setup.c +++ b/arch/arm/mach-orion5x/net2big-setup.c @@ -397,8 +397,8 @@ static void __init net2big_init(void) net2big_sata_power_init(); orion5x_sata_init(&net2big_sata_data); - orion5x_setup_dev_boot_win(NET2BIG_NOR_BOOT_BASE, - NET2BIG_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", NET2BIG_NOR_BOOT_BASE, + NET2BIG_NOR_BOOT_SIZE); platform_device_register(&net2big_nor_flash); platform_device_register(&net2big_gpio_buttons); diff --git a/arch/arm/mach-orion5x/pci.c b/arch/arm/mach-orion5x/pci.c index d9c7c3b..5033680 100644 --- a/arch/arm/mach-orion5x/pci.c +++ b/arch/arm/mach-orion5x/pci.c @@ -157,8 +157,11 @@ static int __init pcie_setup(struct pci_sys_data *sys) if (dev == MV88F5181_DEV_ID || dev == MV88F5182_DEV_ID) { printk(KERN_NOTICE "Applying Orion-1/Orion-NAS PCIe config " "read transaction workaround\n"); - orion5x_setup_pcie_wa_win(ORION5X_PCIE_WA_PHYS_BASE, - ORION5X_PCIE_WA_SIZE); + mvebu_mbus_add_window_remap_flags("pcie0.0", + ORION5X_PCIE_WA_PHYS_BASE, + ORION5X_PCIE_WA_SIZE, + MVEBU_MBUS_NO_REMAP, + MVEBU_MBUS_PCI_WA); pcie_ops.read = pcie_rd_conf_wa; } @@ -402,8 +405,9 @@ static void __init orion5x_pci_master_slave_enable(void) orion5x_pci_hw_wr_conf(bus_nr, 0, func, reg, 4, val | 0x7); } -static void __init orion5x_setup_pci_wins(struct mbus_dram_target_info *dram) +static void __init orion5x_setup_pci_wins(void) { + const struct mbus_dram_target_info *dram = mv_mbus_dram_info(); u32 win_enable; int bus; int i; @@ -420,7 +424,7 @@ static void __init orion5x_setup_pci_wins(struct mbus_dram_target_info *dram) bus = orion5x_pci_local_bus_nr(); for (i = 0; i < dram->num_cs; i++) { - struct mbus_dram_window *cs = dram->cs + i; + const struct mbus_dram_window *cs = dram->cs + i; u32 func = PCI_CONF_FUNC_BAR_CS(cs->cs_index); u32 reg; u32 val; @@ -467,7 +471,7 @@ static int __init pci_setup(struct pci_sys_data *sys) /* * Point PCI unit MBUS decode windows to DRAM space. */ - orion5x_setup_pci_wins(&orion_mbus_dram_info); + orion5x_setup_pci_wins(); /* * Master + Slave enable diff --git a/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c b/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c index d6e72f67..1c4498b 100644 --- a/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c +++ b/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c @@ -123,8 +123,8 @@ static void __init rd88f5181l_fxo_init(void) orion5x_eth_switch_init(&rd88f5181l_fxo_switch_plat_data, NO_IRQ); orion5x_uart0_init(); - orion5x_setup_dev_boot_win(RD88F5181L_FXO_NOR_BOOT_BASE, - RD88F5181L_FXO_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", RD88F5181L_FXO_NOR_BOOT_BASE, + RD88F5181L_FXO_NOR_BOOT_SIZE); platform_device_register(&rd88f5181l_fxo_nor_boot_flash); } diff --git a/arch/arm/mach-orion5x/rd88f5181l-ge-setup.c b/arch/arm/mach-orion5x/rd88f5181l-ge-setup.c index c8b7913..adabe34 100644 --- a/arch/arm/mach-orion5x/rd88f5181l-ge-setup.c +++ b/arch/arm/mach-orion5x/rd88f5181l-ge-setup.c @@ -130,8 +130,8 @@ static void __init rd88f5181l_ge_init(void) orion5x_i2c_init(); orion5x_uart0_init(); - orion5x_setup_dev_boot_win(RD88F5181L_GE_NOR_BOOT_BASE, - RD88F5181L_GE_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", RD88F5181L_GE_NOR_BOOT_BASE, + RD88F5181L_GE_NOR_BOOT_SIZE); platform_device_register(&rd88f5181l_ge_nor_boot_flash); i2c_register_board_info(0, &rd88f5181l_ge_i2c_rtc, 1); diff --git a/arch/arm/mach-orion5x/rd88f5182-setup.c b/arch/arm/mach-orion5x/rd88f5182-setup.c index f9e1567..66e77ec 100644 --- a/arch/arm/mach-orion5x/rd88f5182-setup.c +++ b/arch/arm/mach-orion5x/rd88f5182-setup.c @@ -264,10 +264,11 @@ static void __init rd88f5182_init(void) orion5x_uart0_init(); orion5x_xor_init(); - orion5x_setup_dev_boot_win(RD88F5182_NOR_BOOT_BASE, - RD88F5182_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", RD88F5182_NOR_BOOT_BASE, + RD88F5182_NOR_BOOT_SIZE); - orion5x_setup_dev1_win(RD88F5182_NOR_BASE, RD88F5182_NOR_SIZE); + mvebu_mbus_add_window("devbus-cs1", RD88F5182_NOR_BASE, + RD88F5182_NOR_SIZE); platform_device_register(&rd88f5182_nor_flash); platform_device_register(&rd88f5182_gpio_leds); diff --git a/arch/arm/mach-orion5x/terastation_pro2-setup.c b/arch/arm/mach-orion5x/terastation_pro2-setup.c index acc0877..a0bfa53 100644 --- a/arch/arm/mach-orion5x/terastation_pro2-setup.c +++ b/arch/arm/mach-orion5x/terastation_pro2-setup.c @@ -329,8 +329,8 @@ static void __init tsp2_init(void) /* * Configure peripherals. */ - orion5x_setup_dev_boot_win(TSP2_NOR_BOOT_BASE, - TSP2_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", TSP2_NOR_BOOT_BASE, + TSP2_NOR_BOOT_SIZE); platform_device_register(&tsp2_nor_flash); orion5x_ehci0_init(); diff --git a/arch/arm/mach-orion5x/ts209-setup.c b/arch/arm/mach-orion5x/ts209-setup.c index 9c17f0c..80174f0 100644 --- a/arch/arm/mach-orion5x/ts209-setup.c +++ b/arch/arm/mach-orion5x/ts209-setup.c @@ -286,8 +286,8 @@ static void __init qnap_ts209_init(void) /* * Configure peripherals. */ - orion5x_setup_dev_boot_win(QNAP_TS209_NOR_BOOT_BASE, - QNAP_TS209_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", QNAP_TS209_NOR_BOOT_BASE, + QNAP_TS209_NOR_BOOT_SIZE); platform_device_register(&qnap_ts209_nor_flash); orion5x_ehci0_init(); diff --git a/arch/arm/mach-orion5x/ts409-setup.c b/arch/arm/mach-orion5x/ts409-setup.c index 8cc5ab6..9259279 100644 --- a/arch/arm/mach-orion5x/ts409-setup.c +++ b/arch/arm/mach-orion5x/ts409-setup.c @@ -277,8 +277,8 @@ static void __init qnap_ts409_init(void) /* * Configure peripherals. */ - orion5x_setup_dev_boot_win(QNAP_TS409_NOR_BOOT_BASE, - QNAP_TS409_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", QNAP_TS409_NOR_BOOT_BASE, + QNAP_TS409_NOR_BOOT_SIZE); platform_device_register(&qnap_ts409_nor_flash); orion5x_ehci0_init(); diff --git a/arch/arm/mach-orion5x/wnr854t-setup.c b/arch/arm/mach-orion5x/wnr854t-setup.c index 66552ca..6b84863 100644 --- a/arch/arm/mach-orion5x/wnr854t-setup.c +++ b/arch/arm/mach-orion5x/wnr854t-setup.c @@ -127,8 +127,8 @@ static void __init wnr854t_init(void) orion5x_eth_switch_init(&wnr854t_switch_plat_data, NO_IRQ); orion5x_uart0_init(); - orion5x_setup_dev_boot_win(WNR854T_NOR_BOOT_BASE, - WNR854T_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", WNR854T_NOR_BOOT_BASE, + WNR854T_NOR_BOOT_SIZE); platform_device_register(&wnr854t_nor_flash); } diff --git a/arch/arm/mach-orion5x/wrt350n-v2-setup.c b/arch/arm/mach-orion5x/wrt350n-v2-setup.c index 2c5408e..fae684b 100644 --- a/arch/arm/mach-orion5x/wrt350n-v2-setup.c +++ b/arch/arm/mach-orion5x/wrt350n-v2-setup.c @@ -213,8 +213,8 @@ static void __init wrt350n_v2_init(void) orion5x_eth_switch_init(&wrt350n_v2_switch_plat_data, NO_IRQ); orion5x_uart0_init(); - orion5x_setup_dev_boot_win(WRT350N_V2_NOR_BOOT_BASE, - WRT350N_V2_NOR_BOOT_SIZE); + mvebu_mbus_add_window("devbus-boot", WRT350N_V2_NOR_BOOT_BASE, + WRT350N_V2_NOR_BOOT_SIZE); platform_device_register(&wrt350n_v2_nor_flash); platform_device_register(&wrt350n_v2_leds); platform_device_register(&wrt350n_v2_button_device); diff --git a/arch/arm/mach-pxa/raumfeld.c b/arch/arm/mach-pxa/raumfeld.c index af41888..969b0ba 100644 --- a/arch/arm/mach-pxa/raumfeld.c +++ b/arch/arm/mach-pxa/raumfeld.c @@ -505,6 +505,7 @@ static struct w1_gpio_platform_data w1_gpio_platform_data = { .pin = GPIO_ONE_WIRE, .is_open_drain = 0, .enable_external_pullup = w1_enable_external_pullup, + .ext_pullup_enable_pin = -EINVAL, }; struct platform_device raumfeld_w1_gpio_device = { diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c index fcdf52d..f051f53 100644 --- a/arch/arm/mach-s5pv210/clock.c +++ b/arch/arm/mach-s5pv210/clock.c @@ -214,11 +214,6 @@ static struct clk clk_pcmcdclk2 = { .name = "pcmcdclk", }; -static struct clk dummy_apb_pclk = { - .name = "apb_pclk", - .id = -1, -}; - static struct clk *clkset_vpllsrc_list[] = { [0] = &clk_fin_vpll, [1] = &clk_sclk_hdmi27m, @@ -305,18 +300,6 @@ static struct clk_ops clk_fout_apll_ops = { static struct clk init_clocks_off[] = { { - .name = "dma", - .devname = "dma-pl330.0", - .parent = &clk_hclk_psys.clk, - .enable = s5pv210_clk_ip0_ctrl, - .ctrlbit = (1 << 3), - }, { - .name = "dma", - .devname = "dma-pl330.1", - .parent = &clk_hclk_psys.clk, - .enable = s5pv210_clk_ip0_ctrl, - .ctrlbit = (1 << 4), - }, { .name = "rot", .parent = &clk_hclk_dsys.clk, .enable = s5pv210_clk_ip0_ctrl, @@ -573,6 +556,20 @@ static struct clk clk_hsmmc3 = { .ctrlbit = (1<<19), }; +static struct clk clk_pdma0 = { + .name = "pdma0", + .parent = &clk_hclk_psys.clk, + .enable = s5pv210_clk_ip0_ctrl, + .ctrlbit = (1 << 3), +}; + +static struct clk clk_pdma1 = { + .name = "pdma1", + .parent = &clk_hclk_psys.clk, + .enable = s5pv210_clk_ip0_ctrl, + .ctrlbit = (1 << 4), +}; + static struct clk *clkset_uart_list[] = { [6] = &clk_mout_mpll.clk, [7] = &clk_mout_epll.clk, @@ -1075,6 +1072,8 @@ static struct clk *clk_cdev[] = { &clk_hsmmc1, &clk_hsmmc2, &clk_hsmmc3, + &clk_pdma0, + &clk_pdma1, }; /* Clock initialisation code */ @@ -1333,6 +1332,8 @@ static struct clk_lookup s5pv210_clk_lookup[] = { CLKDEV_INIT(NULL, "spi_busclk0", &clk_p), CLKDEV_INIT("s5pv210-spi.0", "spi_busclk1", &clk_sclk_spi0.clk), CLKDEV_INIT("s5pv210-spi.1", "spi_busclk1", &clk_sclk_spi1.clk), + CLKDEV_INIT("dma-pl330.0", "apb_pclk", &clk_pdma0), + CLKDEV_INIT("dma-pl330.1", "apb_pclk", &clk_pdma1), }; void __init s5pv210_register_clocks(void) @@ -1361,6 +1362,5 @@ void __init s5pv210_register_clocks(void) for (ptr = 0; ptr < ARRAY_SIZE(clk_cdev); ptr++) s3c_disable_clocks(clk_cdev[ptr], 1); - s3c24xx_register_clock(&dummy_apb_pclk); s3c_pwmclk_init(); } diff --git a/arch/arm/mach-s5pv210/mach-goni.c b/arch/arm/mach-s5pv210/mach-goni.c index 3a38f7b..e373de4 100644 --- a/arch/arm/mach-s5pv210/mach-goni.c +++ b/arch/arm/mach-s5pv210/mach-goni.c @@ -845,7 +845,7 @@ static struct fimc_source_info goni_camera_sensors[] = { .mux_id = 0, .flags = V4L2_MBUS_PCLK_SAMPLE_FALLING | V4L2_MBUS_VSYNC_ACTIVE_LOW, - .bus_type = FIMC_BUS_TYPE_ITU_601, + .fimc_bus_type = FIMC_BUS_TYPE_ITU_601, .board_info = &noon010pc30_board_info, .i2c_bus_num = 0, .clk_frequency = 16000000UL, diff --git a/arch/arm/mach-shmobile/board-marzen.c b/arch/arm/mach-shmobile/board-marzen.c index cdcb799..fec49eb 100644 --- a/arch/arm/mach-shmobile/board-marzen.c +++ b/arch/arm/mach-shmobile/board-marzen.c @@ -32,6 +32,7 @@ #include <linux/smsc911x.h> #include <linux/spi/spi.h> #include <linux/spi/sh_hspi.h> +#include <linux/mmc/host.h> #include <linux/mmc/sh_mobile_sdhi.h> #include <linux/mfd/tmio.h> #include <linux/usb/otg.h> diff --git a/arch/arm/mach-spear3xx/spear3xx.c b/arch/arm/mach-spear3xx/spear3xx.c index f9d754f..d2b3937 100644 --- a/arch/arm/mach-spear3xx/spear3xx.c +++ b/arch/arm/mach-spear3xx/spear3xx.c @@ -14,7 +14,7 @@ #define pr_fmt(fmt) "SPEAr3xx: " fmt #include <linux/amba/pl022.h> -#include <linux/amba/pl08x.h> +#include <linux/amba/pl080.h> #include <linux/io.h> #include <plat/pl080.h> #include <mach/generic.h> diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index c7e3759..e9db6b4 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -342,6 +342,7 @@ static int __init atomic_pool_init(void) { struct dma_pool *pool = &atomic_pool; pgprot_t prot = pgprot_dmacoherent(pgprot_kernel); + gfp_t gfp = GFP_KERNEL | GFP_DMA; unsigned long nr_pages = pool->size >> PAGE_SHIFT; unsigned long *bitmap; struct page *page; @@ -361,8 +362,8 @@ static int __init atomic_pool_init(void) ptr = __alloc_from_contiguous(NULL, pool->size, prot, &page, atomic_pool_init); else - ptr = __alloc_remap_buffer(NULL, pool->size, GFP_KERNEL, prot, - &page, atomic_pool_init); + ptr = __alloc_remap_buffer(NULL, pool->size, gfp, prot, &page, + atomic_pool_init); if (ptr) { int i; diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c index 6828ef6..a0bd8a7 100644 --- a/arch/arm/net/bpf_jit_32.c +++ b/arch/arm/net/bpf_jit_32.c @@ -576,7 +576,7 @@ load_ind: /* x = ((*(frame + k)) & 0xf) << 2; */ ctx->seen |= SEEN_X | SEEN_DATA | SEEN_CALL; /* the interpreter should deal with the negative K */ - if (k < 0) + if ((int)k < 0) return -1; /* offset in r1: we might have to take the slow path */ emit_mov_i(r_off, k, ctx); diff --git a/arch/arm/plat-orion/Makefile b/arch/arm/plat-orion/Makefile index a82cecb..2eca54b 100644 --- a/arch/arm/plat-orion/Makefile +++ b/arch/arm/plat-orion/Makefile @@ -3,8 +3,6 @@ # ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/$(src)/include -obj-y += addr-map.o - orion-gpio-$(CONFIG_GENERIC_GPIO) += gpio.o obj-$(CONFIG_PLAT_ORION_LEGACY) += irq.o pcie.o time.o common.o mpp.o obj-$(CONFIG_PLAT_ORION_LEGACY) += $(orion-gpio-y) diff --git a/arch/arm/plat-orion/addr-map.c b/arch/arm/plat-orion/addr-map.c deleted file mode 100644 index 807ac8e..0000000 --- a/arch/arm/plat-orion/addr-map.c +++ /dev/null @@ -1,178 +0,0 @@ -/* - * arch/arm/plat-orion/addr-map.c - * - * Address map functions for Marvell Orion based SoCs - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/init.h> -#include <linux/mbus.h> -#include <linux/io.h> -#include <plat/addr-map.h> - -struct mbus_dram_target_info orion_mbus_dram_info; - -const struct mbus_dram_target_info *mv_mbus_dram_info(void) -{ - return &orion_mbus_dram_info; -} -EXPORT_SYMBOL_GPL(mv_mbus_dram_info); - -/* - * DDR target is the same on all Orion platforms. - */ -#define TARGET_DDR 0 - -/* - * Helpers to get DDR bank info - */ -#define DDR_BASE_CS_OFF(n) (0x0000 + ((n) << 3)) -#define DDR_SIZE_CS_OFF(n) (0x0004 + ((n) << 3)) - -/* - * CPU Address Decode Windows registers - */ -#define WIN_CTRL_OFF 0x0000 -#define WIN_BASE_OFF 0x0004 -#define WIN_REMAP_LO_OFF 0x0008 -#define WIN_REMAP_HI_OFF 0x000c - -#define ATTR_HW_COHERENCY (0x1 << 4) - -/* - * Default implementation - */ -static void __init __iomem * -orion_win_cfg_base(const struct orion_addr_map_cfg *cfg, int win) -{ - return cfg->bridge_virt_base + (win << 4); -} - -/* - * Default implementation - */ -static int __init orion_cpu_win_can_remap(const struct orion_addr_map_cfg *cfg, - const int win) -{ - if (win < cfg->remappable_wins) - return 1; - - return 0; -} - -void __init orion_setup_cpu_win(const struct orion_addr_map_cfg *cfg, - const int win, const u32 base, - const u32 size, const u8 target, - const u8 attr, const int remap) -{ - void __iomem *addr = cfg->win_cfg_base(cfg, win); - u32 ctrl, base_high, remap_addr; - - if (win >= cfg->num_wins) { - printk(KERN_ERR "setup_cpu_win: trying to allocate window " - "%d when only %d allowed\n", win, cfg->num_wins); - } - - base_high = base & 0xffff0000; - ctrl = ((size - 1) & 0xffff0000) | (attr << 8) | (target << 4) | 1; - - writel(base_high, addr + WIN_BASE_OFF); - writel(ctrl, addr + WIN_CTRL_OFF); - if (cfg->cpu_win_can_remap(cfg, win)) { - if (remap < 0) - remap_addr = base; - else - remap_addr = remap; - writel(remap_addr & 0xffff0000, addr + WIN_REMAP_LO_OFF); - writel(0, addr + WIN_REMAP_HI_OFF); - } -} - -/* - * Configure a number of windows. - */ -static void __init orion_setup_cpu_wins(const struct orion_addr_map_cfg * cfg, - const struct orion_addr_map_info *info) -{ - while (info->win != -1) { - orion_setup_cpu_win(cfg, info->win, info->base, info->size, - info->target, info->attr, info->remap); - info++; - } -} - -static void __init orion_disable_wins(const struct orion_addr_map_cfg * cfg) -{ - void __iomem *addr; - int i; - - for (i = 0; i < cfg->num_wins; i++) { - addr = cfg->win_cfg_base(cfg, i); - - writel(0, addr + WIN_BASE_OFF); - writel(0, addr + WIN_CTRL_OFF); - if (cfg->cpu_win_can_remap(cfg, i)) { - writel(0, addr + WIN_REMAP_LO_OFF); - writel(0, addr + WIN_REMAP_HI_OFF); - } - } -} - -/* - * Disable, clear and configure windows. - */ -void __init orion_config_wins(struct orion_addr_map_cfg * cfg, - const struct orion_addr_map_info *info) -{ - if (!cfg->cpu_win_can_remap) - cfg->cpu_win_can_remap = orion_cpu_win_can_remap; - - if (!cfg->win_cfg_base) - cfg->win_cfg_base = orion_win_cfg_base; - - orion_disable_wins(cfg); - - if (info) - orion_setup_cpu_wins(cfg, info); -} - -/* - * Setup MBUS dram target info. - */ -void __init orion_setup_cpu_mbus_target(const struct orion_addr_map_cfg *cfg, - const void __iomem *ddr_window_cpu_base) -{ - int i; - int cs; - - orion_mbus_dram_info.mbus_dram_target_id = TARGET_DDR; - - for (i = 0, cs = 0; i < 4; i++) { - u32 base = readl(ddr_window_cpu_base + DDR_BASE_CS_OFF(i)); - u32 size = readl(ddr_window_cpu_base + DDR_SIZE_CS_OFF(i)); - - /* - * We only take care of entries for which the chip - * select is enabled, and that don't have high base - * address bits set (devices can only access the first - * 32 bits of the memory). - */ - if ((size & 1) && !(base & 0xF)) { - struct mbus_dram_window *w; - - w = &orion_mbus_dram_info.cs[cs++]; - w->cs_index = i; - w->mbus_attr = 0xf & ~(1 << i); - if (cfg->hw_io_coherency) - w->mbus_attr |= ATTR_HW_COHERENCY; - w->base = base & 0xffff0000; - w->size = (size | 0x0000ffff) + 1; - } - } - orion_mbus_dram_info.num_cs = cs; -} diff --git a/arch/arm/plat-orion/gpio.c b/arch/arm/plat-orion/gpio.c index c29ee7e..e39c2ba 100644 --- a/arch/arm/plat-orion/gpio.c +++ b/arch/arm/plat-orion/gpio.c @@ -439,6 +439,64 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc) } } +#ifdef CONFIG_DEBUG_FS +#include <linux/seq_file.h> + +static void orion_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip) +{ + struct orion_gpio_chip *ochip = + container_of(chip, struct orion_gpio_chip, chip); + u32 out, io_conf, blink, in_pol, data_in, cause, edg_msk, lvl_msk; + int i; + + out = readl_relaxed(GPIO_OUT(ochip)); + io_conf = readl_relaxed(GPIO_IO_CONF(ochip)); + blink = readl_relaxed(GPIO_BLINK_EN(ochip)); + in_pol = readl_relaxed(GPIO_IN_POL(ochip)); + data_in = readl_relaxed(GPIO_DATA_IN(ochip)); + cause = readl_relaxed(GPIO_EDGE_CAUSE(ochip)); + edg_msk = readl_relaxed(GPIO_EDGE_MASK(ochip)); + lvl_msk = readl_relaxed(GPIO_LEVEL_MASK(ochip)); + + for (i = 0; i < chip->ngpio; i++) { + const char *label; + u32 msk; + bool is_out; + + label = gpiochip_is_requested(chip, i); + if (!label) + continue; + + msk = 1 << i; + is_out = !(io_conf & msk); + + seq_printf(s, " gpio-%-3d (%-20.20s)", chip->base + i, label); + + if (is_out) { + seq_printf(s, " out %s %s\n", + out & msk ? "hi" : "lo", + blink & msk ? "(blink )" : ""); + continue; + } + + seq_printf(s, " in %s (act %s) - IRQ", + (data_in ^ in_pol) & msk ? "hi" : "lo", + in_pol & msk ? "lo" : "hi"); + if (!((edg_msk | lvl_msk) & msk)) { + seq_printf(s, " disabled\n"); + continue; + } + if (edg_msk & msk) + seq_printf(s, " edge "); + if (lvl_msk & msk) + seq_printf(s, " level"); + seq_printf(s, " (%s)\n", cause & msk ? "pending" : "clear "); + } +} +#else +#define orion_gpio_dbg_show NULL +#endif + void __init orion_gpio_init(struct device_node *np, int gpio_base, int ngpio, void __iomem *base, int mask_offset, @@ -471,6 +529,7 @@ void __init orion_gpio_init(struct device_node *np, #ifdef CONFIG_OF ochip->chip.of_node = np; #endif + ochip->chip.dbg_show = orion_gpio_dbg_show; spin_lock_init(&ochip->lock); ochip->base = (void __iomem *)base; diff --git a/arch/arm/plat-orion/pcie.c b/arch/arm/plat-orion/pcie.c index f20a321..8b8c06d 100644 --- a/arch/arm/plat-orion/pcie.c +++ b/arch/arm/plat-orion/pcie.c @@ -120,12 +120,14 @@ void __init orion_pcie_reset(void __iomem *base) * BAR[0,2] -> disabled, BAR[1] -> covers all DRAM banks * WIN[0-3] -> DRAM bank[0-3] */ -static void __init orion_pcie_setup_wins(void __iomem *base, - struct mbus_dram_target_info *dram) +static void __init orion_pcie_setup_wins(void __iomem *base) { + const struct mbus_dram_target_info *dram; u32 size; int i; + dram = mv_mbus_dram_info(); + /* * First, disable and clear BARs and windows. */ @@ -150,7 +152,7 @@ static void __init orion_pcie_setup_wins(void __iomem *base, */ size = 0; for (i = 0; i < dram->num_cs; i++) { - struct mbus_dram_window *cs = dram->cs + i; + const struct mbus_dram_window *cs = dram->cs + i; writel(cs->base & 0xffff0000, base + PCIE_WIN04_BASE_OFF(i)); writel(0, base + PCIE_WIN04_REMAP_OFF(i)); @@ -184,7 +186,7 @@ void __init orion_pcie_setup(void __iomem *base) /* * Point PCIe unit MBUS decode windows to DRAM space. */ - orion_pcie_setup_wins(base, &orion_mbus_dram_info); + orion_pcie_setup_wins(base); /* * Master + slave enable. diff --git a/arch/arm/plat-spear/Kconfig b/arch/arm/plat-spear/Kconfig index 739d016..8a08c31 100644 --- a/arch/arm/plat-spear/Kconfig +++ b/arch/arm/plat-spear/Kconfig @@ -10,7 +10,7 @@ choice config ARCH_SPEAR13XX bool "ST SPEAr13xx with Device Tree" - select ARCH_HAVE_CPUFREQ + select ARCH_HAS_CPUFREQ select ARM_GIC select CPU_V7 select GPIO_SPEAR_SPICS diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index fd70a68..9b6d19f 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -9,7 +9,6 @@ config ARM64 select CLONE_BACKWARDS select COMMON_CLK select GENERIC_CLOCKEVENTS - select GENERIC_HARDIRQS_NO_DEPRECATED select GENERIC_IOMAP select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW diff --git a/arch/arm64/Kconfig.debug b/arch/arm64/Kconfig.debug index 5149343..1a6bfe9 100644 --- a/arch/arm64/Kconfig.debug +++ b/arch/arm64/Kconfig.debug @@ -6,17 +6,6 @@ config FRAME_POINTER bool default y -config DEBUG_ERRORS - bool "Verbose kernel error messages" - depends on DEBUG_KERNEL - help - This option controls verbose debugging information which can be - printed when the kernel detects an internal error. This debugging - information is useful to kernel hackers when tracking down problems, - but mostly meaningless to other people. It's safe to say Y unless - you are concerned with the code size or don't want to see these - messages. - config DEBUG_STACK_USAGE bool "Enable stack utilization instrumentation" depends on DEBUG_KERNEL diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index 9212c78..09bef29 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -82,4 +82,3 @@ CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_INFO=y # CONFIG_FTRACE is not set CONFIG_ATOMIC64_SELFTEST=y -CONFIG_DEBUG_ERRORS=y diff --git a/arch/arm64/include/asm/ucontext.h b/arch/arm64/include/asm/ucontext.h index bde9607..42e04c8 100644 --- a/arch/arm64/include/asm/ucontext.h +++ b/arch/arm64/include/asm/ucontext.h @@ -22,7 +22,7 @@ struct ucontext { stack_t uc_stack; sigset_t uc_sigmask; /* glibc uses a 1024-bit sigset_t */ - __u8 __unused[(1024 - sizeof(sigset_t)) / 8]; + __u8 __unused[1024 / 8 - sizeof(sigset_t)]; /* last for future expansion */ struct sigcontext uc_mcontext; }; diff --git a/arch/arm64/kernel/arm64ksyms.c b/arch/arm64/kernel/arm64ksyms.c index cef3925..aa3e948 100644 --- a/arch/arm64/kernel/arm64ksyms.c +++ b/arch/arm64/kernel/arm64ksyms.c @@ -40,7 +40,9 @@ EXPORT_SYMBOL(__copy_to_user); EXPORT_SYMBOL(__clear_user); /* bitops */ +#ifdef CONFIG_SMP EXPORT_SYMBOL(__atomic_hash); +#endif /* physical memory */ EXPORT_SYMBOL(memstart_addr); diff --git a/arch/arm64/kernel/signal32.c b/arch/arm64/kernel/signal32.c index 7f4f367..e393174 100644 --- a/arch/arm64/kernel/signal32.c +++ b/arch/arm64/kernel/signal32.c @@ -549,7 +549,6 @@ int compat_setup_rt_frame(int usig, struct k_sigaction *ka, siginfo_t *info, sigset_t *set, struct pt_regs *regs) { struct compat_rt_sigframe __user *frame; - compat_stack_t stack; int err = 0; frame = compat_get_sigframe(ka, regs, sizeof(*frame)); diff --git a/arch/avr32/Kconfig b/arch/avr32/Kconfig index 9b89257..c1a868d 100644 --- a/arch/avr32/Kconfig +++ b/arch/avr32/Kconfig @@ -7,7 +7,7 @@ config AVR32 select HAVE_OPROFILE select HAVE_KPROBES select HAVE_GENERIC_HARDIRQS - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select GENERIC_IRQ_PROBE select GENERIC_ATOMIC64 select HARDIRQS_SW_RESEND diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index 600494c..c3f2e0b 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -33,7 +33,7 @@ config BLACKFIN select ARCH_HAVE_CUSTOM_GPIO_H select ARCH_WANT_OPTIONAL_GPIOLIB select HAVE_UID16 - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select ARCH_WANT_IPC_PARSE_VERSION select HAVE_GENERIC_HARDIRQS select GENERIC_ATOMIC64 diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig index bb0ac66..06dd026 100644 --- a/arch/cris/Kconfig +++ b/arch/cris/Kconfig @@ -43,7 +43,7 @@ config CRIS select GENERIC_ATOMIC64 select HAVE_GENERIC_HARDIRQS select HAVE_UID16 - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select ARCH_WANT_IPC_PARSE_VERSION select GENERIC_IRQ_SHOW select GENERIC_IOMAP diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig index 12369b1..2ce731f 100644 --- a/arch/frv/Kconfig +++ b/arch/frv/Kconfig @@ -6,7 +6,7 @@ config FRV select HAVE_PERF_EVENTS select HAVE_UID16 select HAVE_GENERIC_HARDIRQS - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select GENERIC_IRQ_SHOW select HAVE_DEBUG_BUGVERBOSE select ARCH_HAVE_NMI_SAFE_CMPXCHG diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig index ae8551e..79250de 100644 --- a/arch/h8300/Kconfig +++ b/arch/h8300/Kconfig @@ -5,7 +5,7 @@ config H8300 select HAVE_GENERIC_HARDIRQS select GENERIC_ATOMIC64 select HAVE_UID16 - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select ARCH_WANT_IPC_PARSE_VERSION select GENERIC_IRQ_SHOW select GENERIC_CPU_DEVICES diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 33f3fdc..9a02f71 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -26,7 +26,7 @@ config IA64 select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP select HAVE_VIRT_CPU_ACCOUNTING - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select ARCH_DISCARD_MEMBLOCK select GENERIC_IRQ_PROBE select GENERIC_PENDING_IRQ if SMP diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig index 9262381..bcd17b2 100644 --- a/arch/m32r/Kconfig +++ b/arch/m32r/Kconfig @@ -10,7 +10,7 @@ config M32R select ARCH_WANT_IPC_PARSE_VERSION select HAVE_DEBUG_BUGVERBOSE select HAVE_GENERIC_HARDIRQS - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW select GENERIC_ATOMIC64 diff --git a/arch/m32r/include/uapi/asm/stat.h b/arch/m32r/include/uapi/asm/stat.h index da4518f..98470fe 100644 --- a/arch/m32r/include/uapi/asm/stat.h +++ b/arch/m32r/include/uapi/asm/stat.h @@ -63,10 +63,10 @@ struct stat64 { long long st_size; unsigned long st_blksize; -#if defined(__BIG_ENDIAN) +#if defined(__BYTE_ORDER) ? __BYTE_ORDER == __BIG_ENDIAN : defined(__BIG_ENDIAN) unsigned long __pad4; /* future possible st_blocks high bits */ unsigned long st_blocks; /* Number 512-byte blocks allocated. */ -#elif defined(__LITTLE_ENDIAN) +#elif defined(__BYTE_ORDER) ? __BYTE_ORDER == __LITTLE_ENDIAN : defined(__LITTLE_ENDIAN) unsigned long st_blocks; /* Number 512-byte blocks allocated. */ unsigned long __pad4; /* future possible st_blocks high bits */ #else diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index 0e708c7..6de8133 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -8,7 +8,7 @@ config M68K select GENERIC_IRQ_SHOW select GENERIC_ATOMIC64 select HAVE_UID16 - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS select GENERIC_CPU_DEVICES select GENERIC_STRNCPY_FROM_USER if MMU diff --git a/arch/m68k/Kconfig.machine b/arch/m68k/Kconfig.machine index 7cdf6b0..7240584 100644 --- a/arch/m68k/Kconfig.machine +++ b/arch/m68k/Kconfig.machine @@ -310,7 +310,6 @@ config COBRA5282 config SOM5282EM bool "EMAC.Inc SOM5282EM board support" depends on M528x - select EMAC_INC help Support for the EMAC.Inc SOM5282EM module. diff --git a/arch/m68k/include/asm/MC68328.h b/arch/m68k/include/asm/MC68328.h index a337e56..4ebf098 100644 --- a/arch/m68k/include/asm/MC68328.h +++ b/arch/m68k/include/asm/MC68328.h @@ -293,7 +293,7 @@ /* * Here go the bitmasks themselves */ -#define IMR_MSPIM (1 << SPIM _IRQ_NUM) /* Mask SPI Master interrupt */ +#define IMR_MSPIM (1 << SPIM_IRQ_NUM) /* Mask SPI Master interrupt */ #define IMR_MTMR2 (1 << TMR2_IRQ_NUM) /* Mask Timer 2 interrupt */ #define IMR_MUART (1 << UART_IRQ_NUM) /* Mask UART interrupt */ #define IMR_MWDT (1 << WDT_IRQ_NUM) /* Mask Watchdog Timer interrupt */ @@ -327,7 +327,7 @@ #define IWR_ADDR 0xfffff308 #define IWR LONG_REF(IWR_ADDR) -#define IWR_SPIM (1 << SPIM _IRQ_NUM) /* SPI Master interrupt */ +#define IWR_SPIM (1 << SPIM_IRQ_NUM) /* SPI Master interrupt */ #define IWR_TMR2 (1 << TMR2_IRQ_NUM) /* Timer 2 interrupt */ #define IWR_UART (1 << UART_IRQ_NUM) /* UART interrupt */ #define IWR_WDT (1 << WDT_IRQ_NUM) /* Watchdog Timer interrupt */ @@ -357,7 +357,7 @@ #define ISR_ADDR 0xfffff30c #define ISR LONG_REF(ISR_ADDR) -#define ISR_SPIM (1 << SPIM _IRQ_NUM) /* SPI Master interrupt */ +#define ISR_SPIM (1 << SPIM_IRQ_NUM) /* SPI Master interrupt */ #define ISR_TMR2 (1 << TMR2_IRQ_NUM) /* Timer 2 interrupt */ #define ISR_UART (1 << UART_IRQ_NUM) /* UART interrupt */ #define ISR_WDT (1 << WDT_IRQ_NUM) /* Watchdog Timer interrupt */ @@ -391,7 +391,7 @@ #define IPR_ADDR 0xfffff310 #define IPR LONG_REF(IPR_ADDR) -#define IPR_SPIM (1 << SPIM _IRQ_NUM) /* SPI Master interrupt */ +#define IPR_SPIM (1 << SPIM_IRQ_NUM) /* SPI Master interrupt */ #define IPR_TMR2 (1 << TMR2_IRQ_NUM) /* Timer 2 interrupt */ #define IPR_UART (1 << UART_IRQ_NUM) /* UART interrupt */ #define IPR_WDT (1 << WDT_IRQ_NUM) /* Watchdog Timer interrupt */ @@ -757,7 +757,7 @@ /* 'EZ328-compatible definitions */ #define TCN_ADDR TCN1_ADDR -#define TCN TCN +#define TCN TCN1 /* * Timer Unit 1 and 2 Status Registers diff --git a/arch/m68k/kernel/setup_no.c b/arch/m68k/kernel/setup_no.c index 71fb299..911ba47 100644 --- a/arch/m68k/kernel/setup_no.c +++ b/arch/m68k/kernel/setup_no.c @@ -57,6 +57,9 @@ void (*mach_reset)(void); void (*mach_halt)(void); void (*mach_power_off)(void); +#ifdef CONFIG_M68000 +#define CPU_NAME "MC68000" +#endif #ifdef CONFIG_M68328 #define CPU_NAME "MC68328" #endif diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c index afd8106f..519aad8 100644 --- a/arch/m68k/mm/init.c +++ b/arch/m68k/mm/init.c @@ -188,7 +188,7 @@ void __init mem_init(void) } } -#if !defined(CONFIG_SUN3) && !defined(CONFIG_COLDFIRE) +#if defined(CONFIG_MMU) && !defined(CONFIG_SUN3) && !defined(CONFIG_COLDFIRE) /* insert pointer tables allocated so far into the tablelist */ init_pointer_table((unsigned long)kernel_pg_dir); for (i = 0; i < PTRS_PER_PGD; i++) { diff --git a/arch/m68k/platform/coldfire/m528x.c b/arch/m68k/platform/coldfire/m528x.c index 83b7dad..b03a9d2 100644 --- a/arch/m68k/platform/coldfire/m528x.c +++ b/arch/m68k/platform/coldfire/m528x.c @@ -69,7 +69,7 @@ static void __init m528x_uarts_init(void) u8 port; /* make sure PUAPAR is set for UART0 and UART1 */ - port = readb(MCF5282_GPIO_PUAPAR); + port = readb(MCFGPIO_PUAPAR); port |= 0x03 | (0x03 << 2); writeb(port, MCFGPIO_PUAPAR); } diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index 7843d11..1323fa2 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -19,7 +19,7 @@ config MICROBLAZE select HAVE_DEBUG_KMEMLEAK select IRQ_DOMAIN select HAVE_GENERIC_HARDIRQS - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW select GENERIC_PCI_IOMAP diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index ae9c716..cd2e21f 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -38,7 +38,7 @@ config MIPS select GENERIC_CLOCKEVENTS select GENERIC_CMOS_UPDATE select HAVE_MOD_ARCH_SPECIFIC - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select MODULES_USE_ELF_REL if MODULES select MODULES_USE_ELF_RELA if MODULES && 64BIT select CLONE_BACKWARDS diff --git a/arch/mn10300/Kconfig b/arch/mn10300/Kconfig index b06c736..428da17 100644 --- a/arch/mn10300/Kconfig +++ b/arch/mn10300/Kconfig @@ -8,7 +8,7 @@ config MN10300 select HAVE_ARCH_KGDB select GENERIC_ATOMIC64 select HAVE_NMI_WATCHDOG if MN10300_WD_TIMER - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select GENERIC_CLOCKEVENTS select MODULES_USE_ELF_RELA select OLD_SIGSUSPEND3 diff --git a/arch/openrisc/Kconfig b/arch/openrisc/Kconfig index 014a648..9ab3bf2 100644 --- a/arch/openrisc/Kconfig +++ b/arch/openrisc/Kconfig @@ -9,10 +9,9 @@ config OPENRISC select OF_EARLY_FLATTREE select IRQ_DOMAIN select HAVE_MEMBLOCK - select ARCH_WANT_OPTIONAL_GPIOLIB + select ARCH_REQUIRE_GPIOLIB select HAVE_ARCH_TRACEHOOK select HAVE_GENERIC_HARDIRQS - select HAVE_VIRT_TO_BUS select GENERIC_IRQ_CHIP select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index a9ff712..0339181 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -21,7 +21,7 @@ config PARISC select GENERIC_STRNCPY_FROM_USER select SYSCTL_ARCH_UNALIGN_ALLOW select HAVE_MOD_ARCH_SPECIFIC - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select MODULES_USE_ELF_RELA select CLONE_BACKWARDS select TTY # Needed for pdc_cons.c diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index b89d7eb..ea5bb04 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -90,6 +90,7 @@ config GENERIC_GPIO config PPC bool default y + select BINFMT_ELF select OF select OF_EARLY_FLATTREE select HAVE_FTRACE_MCOUNT_RECORD @@ -98,7 +99,7 @@ config PPC select HAVE_FUNCTION_GRAPH_TRACER select SYSCTL_EXCEPTION_TRACE select ARCH_WANT_OPTIONAL_GPIOLIB - select HAVE_VIRT_TO_BUS if !PPC64 + select VIRT_TO_BUS if !PPC64 select HAVE_IDE select HAVE_IOREMAP_PROT select HAVE_EFFICIENT_UNALIGNED_ACCESS diff --git a/arch/powerpc/include/asm/mmu-hash64.h b/arch/powerpc/include/asm/mmu-hash64.h index 2fdb47a..b59e06f 100644 --- a/arch/powerpc/include/asm/mmu-hash64.h +++ b/arch/powerpc/include/asm/mmu-hash64.h @@ -343,17 +343,16 @@ extern void slb_set_size(u16 size); /* * VSID allocation (256MB segment) * - * We first generate a 38-bit "proto-VSID". For kernel addresses this - * is equal to the ESID | 1 << 37, for user addresses it is: - * (context << USER_ESID_BITS) | (esid & ((1U << USER_ESID_BITS) - 1) + * We first generate a 37-bit "proto-VSID". Proto-VSIDs are generated + * from mmu context id and effective segment id of the address. * - * This splits the proto-VSID into the below range - * 0 - (2^(CONTEXT_BITS + USER_ESID_BITS) - 1) : User proto-VSID range - * 2^(CONTEXT_BITS + USER_ESID_BITS) - 2^(VSID_BITS) : Kernel proto-VSID range - * - * We also have CONTEXT_BITS + USER_ESID_BITS = VSID_BITS - 1 - * That is, we assign half of the space to user processes and half - * to the kernel. + * For user processes max context id is limited to ((1ul << 19) - 5) + * for kernel space, we use the top 4 context ids to map address as below + * NOTE: each context only support 64TB now. + * 0x7fffc - [ 0xc000000000000000 - 0xc0003fffffffffff ] + * 0x7fffd - [ 0xd000000000000000 - 0xd0003fffffffffff ] + * 0x7fffe - [ 0xe000000000000000 - 0xe0003fffffffffff ] + * 0x7ffff - [ 0xf000000000000000 - 0xf0003fffffffffff ] * * The proto-VSIDs are then scrambled into real VSIDs with the * multiplicative hash: @@ -363,41 +362,49 @@ extern void slb_set_size(u16 size); * VSID_MULTIPLIER is prime, so in particular it is * co-prime to VSID_MODULUS, making this a 1:1 scrambling function. * Because the modulus is 2^n-1 we can compute it efficiently without - * a divide or extra multiply (see below). - * - * This scheme has several advantages over older methods: - * - * - We have VSIDs allocated for every kernel address - * (i.e. everything above 0xC000000000000000), except the very top - * segment, which simplifies several things. + * a divide or extra multiply (see below). The scramble function gives + * robust scattering in the hash table (at least based on some initial + * results). * - * - We allow for USER_ESID_BITS significant bits of ESID and - * CONTEXT_BITS bits of context for user addresses. - * i.e. 64T (46 bits) of address space for up to half a million contexts. + * We also consider VSID 0 special. We use VSID 0 for slb entries mapping + * bad address. This enables us to consolidate bad address handling in + * hash_page. * - * - The scramble function gives robust scattering in the hash - * table (at least based on some initial results). The previous - * method was more susceptible to pathological cases giving excessive - * hash collisions. + * We also need to avoid the last segment of the last context, because that + * would give a protovsid of 0x1fffffffff. That will result in a VSID 0 + * because of the modulo operation in vsid scramble. But the vmemmap + * (which is what uses region 0xf) will never be close to 64TB in size + * (it's 56 bytes per page of system memory). */ +#define CONTEXT_BITS 19 +#define ESID_BITS 18 +#define ESID_BITS_1T 6 + +/* + * 256MB segment + * The proto-VSID space has 2^(CONTEX_BITS + ESID_BITS) - 1 segments + * available for user + kernel mapping. The top 4 contexts are used for + * kernel mapping. Each segment contains 2^28 bytes. Each + * context maps 2^46 bytes (64TB) so we can support 2^19-1 contexts + * (19 == 37 + 28 - 46). + */ +#define MAX_USER_CONTEXT ((ASM_CONST(1) << CONTEXT_BITS) - 5) + /* * This should be computed such that protovosid * vsid_mulitplier * doesn't overflow 64 bits. It should also be co-prime to vsid_modulus */ #define VSID_MULTIPLIER_256M ASM_CONST(12538073) /* 24-bit prime */ -#define VSID_BITS_256M 38 +#define VSID_BITS_256M (CONTEXT_BITS + ESID_BITS) #define VSID_MODULUS_256M ((1UL<<VSID_BITS_256M)-1) #define VSID_MULTIPLIER_1T ASM_CONST(12538073) /* 24-bit prime */ -#define VSID_BITS_1T 26 +#define VSID_BITS_1T (CONTEXT_BITS + ESID_BITS_1T) #define VSID_MODULUS_1T ((1UL<<VSID_BITS_1T)-1) -#define CONTEXT_BITS 19 -#define USER_ESID_BITS 18 -#define USER_ESID_BITS_1T 6 -#define USER_VSID_RANGE (1UL << (USER_ESID_BITS + SID_SHIFT)) +#define USER_VSID_RANGE (1UL << (ESID_BITS + SID_SHIFT)) /* * This macro generates asm code to compute the VSID scramble @@ -421,7 +428,8 @@ extern void slb_set_size(u16 size); srdi rx,rt,VSID_BITS_##size; \ clrldi rt,rt,(64-VSID_BITS_##size); \ add rt,rt,rx; /* add high and low bits */ \ - /* Now, r3 == VSID (mod 2^36-1), and lies between 0 and \ + /* NOTE: explanation based on VSID_BITS_##size = 36 \ + * Now, r3 == VSID (mod 2^36-1), and lies between 0 and \ * 2^36-1+2^28-1. That in particular means that if r3 >= \ * 2^36-1, then r3+1 has the 2^36 bit set. So, if r3+1 has \ * the bit clear, r3 already has the answer we want, if it \ @@ -513,34 +521,6 @@ typedef struct { }) #endif /* 1 */ -/* - * This is only valid for addresses >= PAGE_OFFSET - * The proto-VSID space is divided into two class - * User: 0 to 2^(CONTEXT_BITS + USER_ESID_BITS) -1 - * kernel: 2^(CONTEXT_BITS + USER_ESID_BITS) to 2^(VSID_BITS) - 1 - * - * With KERNEL_START at 0xc000000000000000, the proto vsid for - * the kernel ends up with 0xc00000000 (36 bits). With 64TB - * support we need to have kernel proto-VSID in the - * [2^37 to 2^38 - 1] range due to the increased USER_ESID_BITS. - */ -static inline unsigned long get_kernel_vsid(unsigned long ea, int ssize) -{ - unsigned long proto_vsid; - /* - * We need to make sure proto_vsid for the kernel is - * >= 2^(CONTEXT_BITS + USER_ESID_BITS[_1T]) - */ - if (ssize == MMU_SEGSIZE_256M) { - proto_vsid = ea >> SID_SHIFT; - proto_vsid |= (1UL << (CONTEXT_BITS + USER_ESID_BITS)); - return vsid_scramble(proto_vsid, 256M); - } - proto_vsid = ea >> SID_SHIFT_1T; - proto_vsid |= (1UL << (CONTEXT_BITS + USER_ESID_BITS_1T)); - return vsid_scramble(proto_vsid, 1T); -} - /* Returns the segment size indicator for a user address */ static inline int user_segment_size(unsigned long addr) { @@ -550,17 +530,41 @@ static inline int user_segment_size(unsigned long addr) return MMU_SEGSIZE_256M; } -/* This is only valid for user addresses (which are below 2^44) */ static inline unsigned long get_vsid(unsigned long context, unsigned long ea, int ssize) { + /* + * Bad address. We return VSID 0 for that + */ + if ((ea & ~REGION_MASK) >= PGTABLE_RANGE) + return 0; + if (ssize == MMU_SEGSIZE_256M) - return vsid_scramble((context << USER_ESID_BITS) + return vsid_scramble((context << ESID_BITS) | (ea >> SID_SHIFT), 256M); - return vsid_scramble((context << USER_ESID_BITS_1T) + return vsid_scramble((context << ESID_BITS_1T) | (ea >> SID_SHIFT_1T), 1T); } +/* + * This is only valid for addresses >= PAGE_OFFSET + * + * For kernel space, we use the top 4 context ids to map address as below + * 0x7fffc - [ 0xc000000000000000 - 0xc0003fffffffffff ] + * 0x7fffd - [ 0xd000000000000000 - 0xd0003fffffffffff ] + * 0x7fffe - [ 0xe000000000000000 - 0xe0003fffffffffff ] + * 0x7ffff - [ 0xf000000000000000 - 0xf0003fffffffffff ] + */ +static inline unsigned long get_kernel_vsid(unsigned long ea, int ssize) +{ + unsigned long context; + + /* + * kernel take the top 4 context from the available range + */ + context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1; + return get_vsid(context, ea, ssize); +} #endif /* __ASSEMBLY__ */ #endif /* _ASM_POWERPC_MMU_HASH64_H_ */ diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c index 75a3d71..19599ef 100644 --- a/arch/powerpc/kernel/cputable.c +++ b/arch/powerpc/kernel/cputable.c @@ -275,7 +275,7 @@ static struct cpu_spec __initdata cpu_specs[] = { .cpu_features = CPU_FTRS_PPC970, .cpu_user_features = COMMON_USER_POWER4 | PPC_FEATURE_HAS_ALTIVEC_COMP, - .mmu_features = MMU_FTR_HPTE_TABLE, + .mmu_features = MMU_FTRS_PPC970, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index 87ef8f5..200afa5 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -1452,20 +1452,36 @@ do_ste_alloc: _GLOBAL(do_stab_bolted) stw r9,PACA_EXSLB+EX_CCR(r13) /* save CR in exc. frame */ std r11,PACA_EXSLB+EX_SRR0(r13) /* save SRR0 in exc. frame */ + mfspr r11,SPRN_DAR /* ea */ + /* + * check for bad kernel/user address + * (ea & ~REGION_MASK) >= PGTABLE_RANGE + */ + rldicr. r9,r11,4,(63 - 46 - 4) + li r9,0 /* VSID = 0 for bad address */ + bne- 0f + + /* + * Calculate VSID: + * This is the kernel vsid, we take the top for context from + * the range. context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1 + * Here we know that (ea >> 60) == 0xc + */ + lis r9,(MAX_USER_CONTEXT + 1)@ha + addi r9,r9,(MAX_USER_CONTEXT + 1)@l + + srdi r10,r11,SID_SHIFT + rldimi r10,r9,ESID_BITS,0 /* proto vsid */ + ASM_VSID_SCRAMBLE(r10, r9, 256M) + rldic r9,r10,12,16 /* r9 = vsid << 12 */ + +0: /* Hash to the primary group */ ld r10,PACASTABVIRT(r13) - mfspr r11,SPRN_DAR - srdi r11,r11,28 + srdi r11,r11,SID_SHIFT rldimi r10,r11,7,52 /* r10 = first ste of the group */ - /* Calculate VSID */ - /* This is a kernel address, so protovsid = ESID | 1 << 37 */ - li r9,0x1 - rldimi r11,r9,(CONTEXT_BITS + USER_ESID_BITS),0 - ASM_VSID_SCRAMBLE(r11, r9, 256M) - rldic r9,r11,12,16 /* r9 = vsid << 12 */ - /* Search the primary group for a free entry */ 1: ld r11,0(r10) /* Test valid bit of the current ste */ andi. r11,r11,0x80 diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 7f7fb7f..13f8d16 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -2832,11 +2832,13 @@ static void unreloc_toc(void) { } #else -static void __reloc_toc(void *tocstart, unsigned long offset, - unsigned long nr_entries) +static void __reloc_toc(unsigned long offset, unsigned long nr_entries) { unsigned long i; - unsigned long *toc_entry = (unsigned long *)tocstart; + unsigned long *toc_entry; + + /* Get the start of the TOC by using r2 directly. */ + asm volatile("addi %0,2,-0x8000" : "=b" (toc_entry)); for (i = 0; i < nr_entries; i++) { *toc_entry = *toc_entry + offset; @@ -2850,8 +2852,7 @@ static void reloc_toc(void) unsigned long nr_entries = (__prom_init_toc_end - __prom_init_toc_start) / sizeof(long); - /* Need to add offset to get at __prom_init_toc_start */ - __reloc_toc(__prom_init_toc_start + offset, offset, nr_entries); + __reloc_toc(offset, nr_entries); mb(); } @@ -2864,8 +2865,7 @@ static void unreloc_toc(void) mb(); - /* __prom_init_toc_start has been relocated, no need to add offset */ - __reloc_toc(__prom_init_toc_start, -offset, nr_entries); + __reloc_toc(-offset, nr_entries); } #endif #endif diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c index 245c1b6..f9b30c6 100644 --- a/arch/powerpc/kernel/ptrace.c +++ b/arch/powerpc/kernel/ptrace.c @@ -1428,6 +1428,7 @@ static long ppc_set_hwdebug(struct task_struct *child, brk.address = bp_info->addr & ~7UL; brk.type = HW_BRK_TYPE_TRANSLATE; + brk.len = 8; if (bp_info->trigger_type & PPC_BREAKPOINT_TRIGGER_READ) brk.type |= HW_BRK_TYPE_READ; if (bp_info->trigger_type & PPC_BREAKPOINT_TRIGGER_WRITE) diff --git a/arch/powerpc/kvm/book3s_64_mmu_host.c b/arch/powerpc/kvm/book3s_64_mmu_host.c index ead58e3..5d7d29a 100644 --- a/arch/powerpc/kvm/book3s_64_mmu_host.c +++ b/arch/powerpc/kvm/book3s_64_mmu_host.c @@ -326,8 +326,8 @@ int kvmppc_mmu_init(struct kvm_vcpu *vcpu) vcpu3s->context_id[0] = err; vcpu3s->proto_vsid_max = ((vcpu3s->context_id[0] + 1) - << USER_ESID_BITS) - 1; - vcpu3s->proto_vsid_first = vcpu3s->context_id[0] << USER_ESID_BITS; + << ESID_BITS) - 1; + vcpu3s->proto_vsid_first = vcpu3s->context_id[0] << ESID_BITS; vcpu3s->proto_vsid_next = vcpu3s->proto_vsid_first; kvmppc_mmu_hpte_init(vcpu); diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index 1b6e127..f410c3e 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -195,6 +195,11 @@ int htab_bolt_mapping(unsigned long vstart, unsigned long vend, unsigned long vpn = hpt_vpn(vaddr, vsid, ssize); unsigned long tprot = prot; + /* + * If we hit a bad address return error. + */ + if (!vsid) + return -1; /* Make kernel text executable */ if (overlaps_kernel_text(vaddr, vaddr + step)) tprot &= ~HPTE_R_N; @@ -759,6 +764,8 @@ void __init early_init_mmu(void) /* Initialize stab / SLB management */ if (mmu_has_feature(MMU_FTR_SLB)) slb_initialize(); + else + stab_initialize(get_paca()->stab_real); } #ifdef CONFIG_SMP @@ -922,11 +929,6 @@ int hash_page(unsigned long ea, unsigned long access, unsigned long trap) DBG_LOW("hash_page(ea=%016lx, access=%lx, trap=%lx\n", ea, access, trap); - if ((ea & ~REGION_MASK) >= PGTABLE_RANGE) { - DBG_LOW(" out of pgtable range !\n"); - return 1; - } - /* Get region & vsid */ switch (REGION_ID(ea)) { case USER_REGION_ID: @@ -957,6 +959,11 @@ int hash_page(unsigned long ea, unsigned long access, unsigned long trap) } DBG_LOW(" mm=%p, mm->pgdir=%p, vsid=%016lx\n", mm, mm->pgd, vsid); + /* Bad address. */ + if (!vsid) { + DBG_LOW("Bad address!\n"); + return 1; + } /* Get pgdir */ pgdir = mm->pgd; if (pgdir == NULL) @@ -1126,6 +1133,8 @@ void hash_preload(struct mm_struct *mm, unsigned long ea, /* Get VSID */ ssize = user_segment_size(ea); vsid = get_vsid(mm->context.id, ea, ssize); + if (!vsid) + return; /* Hash doesn't like irqs */ local_irq_save(flags); @@ -1233,6 +1242,9 @@ static void kernel_map_linear_page(unsigned long vaddr, unsigned long lmi) hash = hpt_hash(vpn, PAGE_SHIFT, mmu_kernel_ssize); hpteg = ((hash & htab_hash_mask) * HPTES_PER_GROUP); + /* Don't create HPTE entries for bad address */ + if (!vsid) + return; ret = ppc_md.hpte_insert(hpteg, vpn, __pa(vaddr), mode, HPTE_V_BOLTED, mmu_linear_psize, mmu_kernel_ssize); diff --git a/arch/powerpc/mm/mmu_context_hash64.c b/arch/powerpc/mm/mmu_context_hash64.c index 40bc5b0..d1d1b92 100644 --- a/arch/powerpc/mm/mmu_context_hash64.c +++ b/arch/powerpc/mm/mmu_context_hash64.c @@ -29,15 +29,6 @@ static DEFINE_SPINLOCK(mmu_context_lock); static DEFINE_IDA(mmu_context_ida); -/* - * 256MB segment - * The proto-VSID space has 2^(CONTEX_BITS + USER_ESID_BITS) - 1 segments - * available for user mappings. Each segment contains 2^28 bytes. Each - * context maps 2^46 bytes (64TB) so we can support 2^19-1 contexts - * (19 == 37 + 28 - 46). - */ -#define MAX_CONTEXT ((1UL << CONTEXT_BITS) - 1) - int __init_new_context(void) { int index; @@ -56,7 +47,7 @@ again: else if (err) return err; - if (index > MAX_CONTEXT) { + if (index > MAX_USER_CONTEXT) { spin_lock(&mmu_context_lock); ida_remove(&mmu_context_ida, index); spin_unlock(&mmu_context_lock); diff --git a/arch/powerpc/mm/pgtable_64.c b/arch/powerpc/mm/pgtable_64.c index e212a27..654258f 100644 --- a/arch/powerpc/mm/pgtable_64.c +++ b/arch/powerpc/mm/pgtable_64.c @@ -61,7 +61,7 @@ #endif #ifdef CONFIG_PPC_STD_MMU_64 -#if TASK_SIZE_USER64 > (1UL << (USER_ESID_BITS + SID_SHIFT)) +#if TASK_SIZE_USER64 > (1UL << (ESID_BITS + SID_SHIFT)) #error TASK_SIZE_USER64 exceeds user VSID range #endif #endif diff --git a/arch/powerpc/mm/slb_low.S b/arch/powerpc/mm/slb_low.S index 1a16ca2..17aa6df 100644 --- a/arch/powerpc/mm/slb_low.S +++ b/arch/powerpc/mm/slb_low.S @@ -31,10 +31,15 @@ * No other registers are examined or changed. */ _GLOBAL(slb_allocate_realmode) - /* r3 = faulting address */ + /* + * check for bad kernel/user address + * (ea & ~REGION_MASK) >= PGTABLE_RANGE + */ + rldicr. r9,r3,4,(63 - 46 - 4) + bne- 8f srdi r9,r3,60 /* get region */ - srdi r10,r3,28 /* get esid */ + srdi r10,r3,SID_SHIFT /* get esid */ cmpldi cr7,r9,0xc /* cmp PAGE_OFFSET for later use */ /* r3 = address, r10 = esid, cr7 = <> PAGE_OFFSET */ @@ -56,12 +61,14 @@ _GLOBAL(slb_allocate_realmode) */ _GLOBAL(slb_miss_kernel_load_linear) li r11,0 - li r9,0x1 /* - * for 1T we shift 12 bits more. slb_finish_load_1T will do - * the necessary adjustment + * context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1 + * r9 = region id. */ - rldimi r10,r9,(CONTEXT_BITS + USER_ESID_BITS),0 + addis r9,r9,(MAX_USER_CONTEXT - 0xc + 1)@ha + addi r9,r9,(MAX_USER_CONTEXT - 0xc + 1)@l + + BEGIN_FTR_SECTION b slb_finish_load END_MMU_FTR_SECTION_IFCLR(MMU_FTR_1T_SEGMENT) @@ -91,24 +98,19 @@ _GLOBAL(slb_miss_kernel_load_vmemmap) _GLOBAL(slb_miss_kernel_load_io) li r11,0 6: - li r9,0x1 /* - * for 1T we shift 12 bits more. slb_finish_load_1T will do - * the necessary adjustment + * context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1 + * r9 = region id. */ - rldimi r10,r9,(CONTEXT_BITS + USER_ESID_BITS),0 + addis r9,r9,(MAX_USER_CONTEXT - 0xc + 1)@ha + addi r9,r9,(MAX_USER_CONTEXT - 0xc + 1)@l + BEGIN_FTR_SECTION b slb_finish_load END_MMU_FTR_SECTION_IFCLR(MMU_FTR_1T_SEGMENT) b slb_finish_load_1T -0: /* user address: proto-VSID = context << 15 | ESID. First check - * if the address is within the boundaries of the user region - */ - srdi. r9,r10,USER_ESID_BITS - bne- 8f /* invalid ea bits set */ - - +0: /* when using slices, we extract the psize off the slice bitmaps * and then we need to get the sllp encoding off the mmu_psize_defs * array. @@ -164,15 +166,13 @@ END_MMU_FTR_SECTION_IFCLR(MMU_FTR_1T_SEGMENT) ld r9,PACACONTEXTID(r13) BEGIN_FTR_SECTION cmpldi r10,0x1000 -END_MMU_FTR_SECTION_IFSET(MMU_FTR_1T_SEGMENT) - rldimi r10,r9,USER_ESID_BITS,0 -BEGIN_FTR_SECTION bge slb_finish_load_1T END_MMU_FTR_SECTION_IFSET(MMU_FTR_1T_SEGMENT) b slb_finish_load 8: /* invalid EA */ li r10,0 /* BAD_VSID */ + li r9,0 /* BAD_VSID */ li r11,SLB_VSID_USER /* flags don't much matter */ b slb_finish_load @@ -221,8 +221,6 @@ _GLOBAL(slb_allocate_user) /* get context to calculate proto-VSID */ ld r9,PACACONTEXTID(r13) - rldimi r10,r9,USER_ESID_BITS,0 - /* fall through slb_finish_load */ #endif /* __DISABLED__ */ @@ -231,9 +229,10 @@ _GLOBAL(slb_allocate_user) /* * Finish loading of an SLB entry and return * - * r3 = EA, r10 = proto-VSID, r11 = flags, clobbers r9, cr7 = <> PAGE_OFFSET + * r3 = EA, r9 = context, r10 = ESID, r11 = flags, clobbers r9, cr7 = <> PAGE_OFFSET */ slb_finish_load: + rldimi r10,r9,ESID_BITS,0 ASM_VSID_SCRAMBLE(r10,r9,256M) /* * bits above VSID_BITS_256M need to be ignored from r10 @@ -298,10 +297,11 @@ _GLOBAL(slb_compare_rr_to_size) /* * Finish loading of a 1T SLB entry (for the kernel linear mapping) and return. * - * r3 = EA, r10 = proto-VSID, r11 = flags, clobbers r9 + * r3 = EA, r9 = context, r10 = ESID(256MB), r11 = flags, clobbers r9 */ slb_finish_load_1T: - srdi r10,r10,40-28 /* get 1T ESID */ + srdi r10,r10,(SID_SHIFT_1T - SID_SHIFT) /* get 1T ESID */ + rldimi r10,r9,ESID_BITS_1T,0 ASM_VSID_SCRAMBLE(r10,r9,1T) /* * bits above VSID_BITS_1T need to be ignored from r10 diff --git a/arch/powerpc/mm/tlb_hash64.c b/arch/powerpc/mm/tlb_hash64.c index 0d82ef5..023ec8a 100644 --- a/arch/powerpc/mm/tlb_hash64.c +++ b/arch/powerpc/mm/tlb_hash64.c @@ -82,11 +82,11 @@ void hpte_need_flush(struct mm_struct *mm, unsigned long addr, if (!is_kernel_addr(addr)) { ssize = user_segment_size(addr); vsid = get_vsid(mm->context.id, addr, ssize); - WARN_ON(vsid == 0); } else { vsid = get_kernel_vsid(addr, mmu_kernel_ssize); ssize = mmu_kernel_ssize; } + WARN_ON(vsid == 0); vpn = hpt_vpn(addr, vsid, ssize); rpte = __real_pte(__pte(pte), ptep); diff --git a/arch/powerpc/perf/power7-pmu.c b/arch/powerpc/perf/power7-pmu.c index b554879..3c475d6 100644 --- a/arch/powerpc/perf/power7-pmu.c +++ b/arch/powerpc/perf/power7-pmu.c @@ -420,7 +420,20 @@ static struct attribute_group power7_pmu_events_group = { .attrs = power7_events_attr, }; +PMU_FORMAT_ATTR(event, "config:0-19"); + +static struct attribute *power7_pmu_format_attr[] = { + &format_attr_event.attr, + NULL, +}; + +struct attribute_group power7_pmu_format_group = { + .name = "format", + .attrs = power7_pmu_format_attr, +}; + static const struct attribute_group *power7_pmu_attr_groups[] = { + &power7_pmu_format_group, &power7_pmu_events_group, NULL, }; diff --git a/arch/powerpc/platforms/85xx/sgy_cts1000.c b/arch/powerpc/platforms/85xx/sgy_cts1000.c index 611e92f..7179726 100644 --- a/arch/powerpc/platforms/85xx/sgy_cts1000.c +++ b/arch/powerpc/platforms/85xx/sgy_cts1000.c @@ -69,7 +69,7 @@ static irqreturn_t gpio_halt_irq(int irq, void *__data) return IRQ_HANDLED; }; -static int __devinit gpio_halt_probe(struct platform_device *pdev) +static int gpio_halt_probe(struct platform_device *pdev) { enum of_gpio_flags flags; struct device_node *node = pdev->dev.of_node; @@ -128,7 +128,7 @@ static int __devinit gpio_halt_probe(struct platform_device *pdev) return 0; } -static int __devexit gpio_halt_remove(struct platform_device *pdev) +static int gpio_halt_remove(struct platform_device *pdev) { if (halt_node) { int gpio = of_get_gpio(halt_node, 0); @@ -165,7 +165,7 @@ static struct platform_driver gpio_halt_driver = { .of_match_table = gpio_halt_match, }, .probe = gpio_halt_probe, - .remove = __devexit_p(gpio_halt_remove), + .remove = gpio_halt_remove, }; module_platform_driver(gpio_halt_driver); diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype index cea2f09..18e3b76 100644 --- a/arch/powerpc/platforms/Kconfig.cputype +++ b/arch/powerpc/platforms/Kconfig.cputype @@ -124,9 +124,8 @@ config 6xx select PPC_HAVE_PMU_SUPPORT config POWER3 - bool depends on PPC64 && PPC_BOOK3S - default y if !POWER4_ONLY + def_bool y config POWER4 depends on PPC64 && PPC_BOOK3S @@ -145,8 +144,7 @@ config TUNE_CELL but somewhat slower on other machines. This option only changes the scheduling of instructions, not the selection of instructions itself, so the resulting kernel will keep running on all other - machines. When building a kernel that is supposed to run only - on Cell, you should also select the POWER4_ONLY option. + machines. # this is temp to handle compat with arch=ppc config 8xx diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 4b50537..eb8fb62 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -134,7 +134,7 @@ config S390 select HAVE_SYSCALL_WRAPPERS select HAVE_UID16 if 32BIT select HAVE_VIRT_CPU_ACCOUNTING - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select INIT_ALL_POSSIBLE select KTIME_SCALAR if 32BIT select MODULES_USE_ELF_RELA diff --git a/arch/s390/include/asm/cpu_mf.h b/arch/s390/include/asm/cpu_mf.h index f1eddd1..c879fad 100644 --- a/arch/s390/include/asm/cpu_mf.h +++ b/arch/s390/include/asm/cpu_mf.h @@ -12,6 +12,7 @@ #ifndef _ASM_S390_CPU_MF_H #define _ASM_S390_CPU_MF_H +#include <linux/errno.h> #include <asm/facility.h> #define CPU_MF_INT_SF_IAE (1 << 31) /* invalid entry address */ diff --git a/arch/s390/include/asm/eadm.h b/arch/s390/include/asm/eadm.h index 8d48471..dc9200c 100644 --- a/arch/s390/include/asm/eadm.h +++ b/arch/s390/include/asm/eadm.h @@ -34,6 +34,8 @@ struct arsb { u32 reserved[4]; } __packed; +#define EQC_WR_PROHIBIT 22 + struct msb { u8 fmt:4; u8 oc:4; @@ -96,11 +98,13 @@ struct scm_device { #define OP_STATE_TEMP_ERR 2 #define OP_STATE_PERM_ERR 3 +enum scm_event {SCM_CHANGE, SCM_AVAIL}; + struct scm_driver { struct device_driver drv; int (*probe) (struct scm_device *scmdev); int (*remove) (struct scm_device *scmdev); - void (*notify) (struct scm_device *scmdev); + void (*notify) (struct scm_device *scmdev, enum scm_event event); void (*handler) (struct scm_device *scmdev, void *data, int error); }; diff --git a/arch/s390/include/asm/tlbflush.h b/arch/s390/include/asm/tlbflush.h index 1d8fe2b..6b32af3 100644 --- a/arch/s390/include/asm/tlbflush.h +++ b/arch/s390/include/asm/tlbflush.h @@ -74,8 +74,6 @@ static inline void __tlb_flush_idte(unsigned long asce) static inline void __tlb_flush_mm(struct mm_struct * mm) { - if (unlikely(cpumask_empty(mm_cpumask(mm)))) - return; /* * If the machine has IDTE we prefer to do a per mm flush * on all cpus instead of doing a local flush if the mm diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S index 5502285..94feff7 100644 --- a/arch/s390/kernel/entry.S +++ b/arch/s390/kernel/entry.S @@ -636,7 +636,8 @@ ENTRY(mcck_int_handler) UPDATE_VTIME %r14,%r15,__LC_MCCK_ENTER_TIMER mcck_skip: SWITCH_ASYNC __LC_GPREGS_SAVE_AREA+32,__LC_PANIC_STACK,PAGE_SHIFT - mvc __PT_R0(64,%r11),__LC_GPREGS_SAVE_AREA + stm %r0,%r7,__PT_R0(%r11) + mvc __PT_R8(32,%r11),__LC_GPREGS_SAVE_AREA+32 stm %r8,%r9,__PT_PSW(%r11) xc __SF_BACKCHAIN(4,%r15),__SF_BACKCHAIN(%r15) l %r1,BASED(.Ldo_machine_check) diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S index 9c837c1..2e6d60c 100644 --- a/arch/s390/kernel/entry64.S +++ b/arch/s390/kernel/entry64.S @@ -678,8 +678,9 @@ ENTRY(mcck_int_handler) UPDATE_VTIME %r14,__LC_MCCK_ENTER_TIMER LAST_BREAK %r14 mcck_skip: - lghi %r14,__LC_GPREGS_SAVE_AREA - mvc __PT_R0(128,%r11),0(%r14) + lghi %r14,__LC_GPREGS_SAVE_AREA+64 + stmg %r0,%r7,__PT_R0(%r11) + mvc __PT_R8(64,%r11),0(%r14) stmg %r8,%r9,__PT_PSW(%r11) xc __SF_BACKCHAIN(8,%r15),__SF_BACKCHAIN(%r15) lgr %r2,%r11 # pass pointer to pt_regs diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index a5360de..2926885 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -571,6 +571,8 @@ static void __init setup_memory_end(void) /* Split remaining virtual space between 1:1 mapping & vmemmap array */ tmp = VMALLOC_START / (PAGE_SIZE + sizeof(struct page)); + /* vmemmap contains a multiple of PAGES_PER_SECTION struct pages */ + tmp = SECTION_ALIGN_UP(tmp); tmp = VMALLOC_START - tmp * sizeof(struct page); tmp &= ~((vmax >> 11) - 1); /* align to page table level */ tmp = min(tmp, 1UL << MAX_PHYSMEM_BITS); diff --git a/arch/score/Kconfig b/arch/score/Kconfig index e569aa1..c8def8b 100644 --- a/arch/score/Kconfig +++ b/arch/score/Kconfig @@ -12,7 +12,7 @@ config SCORE select GENERIC_CPU_DEVICES select GENERIC_CLOCKEVENTS select HAVE_MOD_ARCH_SPECIFIC - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select MODULES_USE_ELF_REL select CLONE_BACKWARDS diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 289127d..3d361f2 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -84,12 +84,6 @@ config ARCH_DEFCONFIG default "arch/sparc/configs/sparc32_defconfig" if SPARC32 default "arch/sparc/configs/sparc64_defconfig" if SPARC64 -# CONFIG_BITS can be used at source level to get 32/64 bits -config BITS - int - default 32 if SPARC32 - default 64 if SPARC64 - config IOMMU_HELPER bool default y if SPARC64 @@ -197,7 +191,7 @@ config RWSEM_XCHGADD_ALGORITHM config GENERIC_HWEIGHT bool - default y if !ULTRA_HAS_POPULATION_COUNT + default y config GENERIC_CALIBRATE_DELAY bool diff --git a/arch/sparc/include/asm/spitfire.h b/arch/sparc/include/asm/spitfire.h index d06a2660..6b67e50 100644 --- a/arch/sparc/include/asm/spitfire.h +++ b/arch/sparc/include/asm/spitfire.h @@ -45,6 +45,7 @@ #define SUN4V_CHIP_NIAGARA3 0x03 #define SUN4V_CHIP_NIAGARA4 0x04 #define SUN4V_CHIP_NIAGARA5 0x05 +#define SUN4V_CHIP_SPARC64X 0x8a #define SUN4V_CHIP_UNKNOWN 0xff #ifndef __ASSEMBLY__ diff --git a/arch/sparc/kernel/cpu.c b/arch/sparc/kernel/cpu.c index a6c94a2..5c51258 100644 --- a/arch/sparc/kernel/cpu.c +++ b/arch/sparc/kernel/cpu.c @@ -493,6 +493,12 @@ static void __init sun4v_cpu_probe(void) sparc_pmu_type = "niagara5"; break; + case SUN4V_CHIP_SPARC64X: + sparc_cpu_type = "SPARC64-X"; + sparc_fpu_type = "SPARC64-X integrated FPU"; + sparc_pmu_type = "sparc64-x"; + break; + default: printk(KERN_WARNING "CPU: Unknown sun4v cpu type [%s]\n", prom_cpu_compatible); diff --git a/arch/sparc/kernel/head_64.S b/arch/sparc/kernel/head_64.S index 2feb15c..26b706a 100644 --- a/arch/sparc/kernel/head_64.S +++ b/arch/sparc/kernel/head_64.S @@ -134,6 +134,8 @@ prom_niagara_prefix: .asciz "SUNW,UltraSPARC-T" prom_sparc_prefix: .asciz "SPARC-" +prom_sparc64x_prefix: + .asciz "SPARC64-X" .align 4 prom_root_compatible: .skip 64 @@ -412,7 +414,7 @@ sun4v_chip_type: cmp %g2, 'T' be,pt %xcc, 70f cmp %g2, 'M' - bne,pn %xcc, 4f + bne,pn %xcc, 49f nop 70: ldub [%g1 + 7], %g2 @@ -425,7 +427,7 @@ sun4v_chip_type: cmp %g2, '5' be,pt %xcc, 5f mov SUN4V_CHIP_NIAGARA5, %g4 - ba,pt %xcc, 4f + ba,pt %xcc, 49f nop 91: sethi %hi(prom_cpu_compatible), %g1 @@ -439,6 +441,25 @@ sun4v_chip_type: mov SUN4V_CHIP_NIAGARA2, %g4 4: + /* Athena */ + sethi %hi(prom_cpu_compatible), %g1 + or %g1, %lo(prom_cpu_compatible), %g1 + sethi %hi(prom_sparc64x_prefix), %g7 + or %g7, %lo(prom_sparc64x_prefix), %g7 + mov 9, %g3 +41: ldub [%g7], %g2 + ldub [%g1], %g4 + cmp %g2, %g4 + bne,pn %icc, 49f + add %g7, 1, %g7 + subcc %g3, 1, %g3 + bne,pt %xcc, 41b + add %g1, 1, %g1 + mov SUN4V_CHIP_SPARC64X, %g4 + ba,pt %xcc, 5f + nop + +49: mov SUN4V_CHIP_UNKNOWN, %g4 5: sethi %hi(sun4v_chip_type), %g2 or %g2, %lo(sun4v_chip_type), %g2 diff --git a/arch/sparc/kernel/leon_pci_grpci2.c b/arch/sparc/kernel/leon_pci_grpci2.c index fc43208..4d14871 100644 --- a/arch/sparc/kernel/leon_pci_grpci2.c +++ b/arch/sparc/kernel/leon_pci_grpci2.c @@ -186,6 +186,8 @@ struct grpci2_cap_first { #define CAP9_IOMAP_OFS 0x20 #define CAP9_BARSIZE_OFS 0x24 +#define TGT 256 + struct grpci2_priv { struct leon_pci_info info; /* must be on top of this structure */ struct grpci2_regs *regs; @@ -237,8 +239,12 @@ static int grpci2_cfg_r32(struct grpci2_priv *priv, unsigned int bus, if (where & 0x3) return -EINVAL; - if (bus == 0 && PCI_SLOT(devfn) != 0) - devfn += (0x8 * 6); + if (bus == 0) { + devfn += (0x8 * 6); /* start at AD16=Device0 */ + } else if (bus == TGT) { + bus = 0; + devfn = 0; /* special case: bridge controller itself */ + } /* Select bus */ spin_lock_irqsave(&grpci2_dev_lock, flags); @@ -303,8 +309,12 @@ static int grpci2_cfg_w32(struct grpci2_priv *priv, unsigned int bus, if (where & 0x3) return -EINVAL; - if (bus == 0 && PCI_SLOT(devfn) != 0) - devfn += (0x8 * 6); + if (bus == 0) { + devfn += (0x8 * 6); /* start at AD16=Device0 */ + } else if (bus == TGT) { + bus = 0; + devfn = 0; /* special case: bridge controller itself */ + } /* Select bus */ spin_lock_irqsave(&grpci2_dev_lock, flags); @@ -368,7 +378,7 @@ static int grpci2_read_config(struct pci_bus *bus, unsigned int devfn, unsigned int busno = bus->number; int ret; - if (PCI_SLOT(devfn) > 15 || (PCI_SLOT(devfn) == 0 && busno == 0)) { + if (PCI_SLOT(devfn) > 15 || busno > 255) { *val = ~0; return 0; } @@ -406,7 +416,7 @@ static int grpci2_write_config(struct pci_bus *bus, unsigned int devfn, struct grpci2_priv *priv = grpci2priv; unsigned int busno = bus->number; - if (PCI_SLOT(devfn) > 15 || (PCI_SLOT(devfn) == 0 && busno == 0)) + if (PCI_SLOT(devfn) > 15 || busno > 255) return 0; #ifdef GRPCI2_DEBUG_CFGACCESS @@ -578,15 +588,15 @@ void grpci2_hw_init(struct grpci2_priv *priv) REGSTORE(regs->ahbmst_map[i], priv->pci_area); /* Get the GRPCI2 Host PCI ID */ - grpci2_cfg_r32(priv, 0, 0, PCI_VENDOR_ID, &priv->pciid); + grpci2_cfg_r32(priv, TGT, 0, PCI_VENDOR_ID, &priv->pciid); /* Get address to first (always defined) capability structure */ - grpci2_cfg_r8(priv, 0, 0, PCI_CAPABILITY_LIST, &capptr); + grpci2_cfg_r8(priv, TGT, 0, PCI_CAPABILITY_LIST, &capptr); /* Enable/Disable Byte twisting */ - grpci2_cfg_r32(priv, 0, 0, capptr+CAP9_IOMAP_OFS, &io_map); + grpci2_cfg_r32(priv, TGT, 0, capptr+CAP9_IOMAP_OFS, &io_map); io_map = (io_map & ~0x1) | (priv->bt_enabled ? 1 : 0); - grpci2_cfg_w32(priv, 0, 0, capptr+CAP9_IOMAP_OFS, io_map); + grpci2_cfg_w32(priv, TGT, 0, capptr+CAP9_IOMAP_OFS, io_map); /* Setup the Host's PCI Target BARs for other peripherals to access, * and do DMA to the host's memory. The target BARs can be sized and @@ -617,17 +627,18 @@ void grpci2_hw_init(struct grpci2_priv *priv) pciadr = 0; } } - grpci2_cfg_w32(priv, 0, 0, capptr+CAP9_BARSIZE_OFS+i*4, bar_sz); - grpci2_cfg_w32(priv, 0, 0, PCI_BASE_ADDRESS_0+i*4, pciadr); - grpci2_cfg_w32(priv, 0, 0, capptr+CAP9_BAR_OFS+i*4, ahbadr); + grpci2_cfg_w32(priv, TGT, 0, capptr+CAP9_BARSIZE_OFS+i*4, + bar_sz); + grpci2_cfg_w32(priv, TGT, 0, PCI_BASE_ADDRESS_0+i*4, pciadr); + grpci2_cfg_w32(priv, TGT, 0, capptr+CAP9_BAR_OFS+i*4, ahbadr); printk(KERN_INFO " TGT BAR[%d]: 0x%08x (PCI)-> 0x%08x\n", i, pciadr, ahbadr); } /* set as bus master and enable pci memory responses */ - grpci2_cfg_r32(priv, 0, 0, PCI_COMMAND, &data); + grpci2_cfg_r32(priv, TGT, 0, PCI_COMMAND, &data); data |= (PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER); - grpci2_cfg_w32(priv, 0, 0, PCI_COMMAND, data); + grpci2_cfg_w32(priv, TGT, 0, PCI_COMMAND, data); /* Enable Error respone (CPU-TRAP) on illegal memory access. */ REGSTORE(regs->ctrl, CTRL_ER | CTRL_PE); diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig index ff496ab..25877ae 100644 --- a/arch/tile/Kconfig +++ b/arch/tile/Kconfig @@ -17,7 +17,7 @@ config TILE select GENERIC_IRQ_SHOW select HAVE_DEBUG_BUGVERBOSE select HAVE_SYSCALL_WRAPPERS if TILEGX - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select SYS_HYPERVISOR select ARCH_HAVE_NMI_SAFE_CMPXCHG select GENERIC_CLOCKEVENTS diff --git a/arch/tile/configs/tilegx_defconfig b/arch/tile/configs/tilegx_defconfig index 8c5eff6..4768481 100644 --- a/arch/tile/configs/tilegx_defconfig +++ b/arch/tile/configs/tilegx_defconfig @@ -330,7 +330,6 @@ CONFIG_MD_RAID0=m CONFIG_MD_RAID1=m CONFIG_MD_RAID10=m CONFIG_MD_RAID456=m -CONFIG_MULTICORE_RAID456=y CONFIG_MD_FAULTY=m CONFIG_BLK_DEV_DM=m CONFIG_DM_DEBUG=y diff --git a/arch/tile/configs/tilepro_defconfig b/arch/tile/configs/tilepro_defconfig index e7a3dfc..dd2b8f0 100644 --- a/arch/tile/configs/tilepro_defconfig +++ b/arch/tile/configs/tilepro_defconfig @@ -324,7 +324,6 @@ CONFIG_MD_RAID0=m CONFIG_MD_RAID1=m CONFIG_MD_RAID10=m CONFIG_MD_RAID456=m -CONFIG_MULTICORE_RAID456=y CONFIG_MD_FAULTY=m CONFIG_BLK_DEV_DM=m CONFIG_DM_DEBUG=y diff --git a/arch/um/drivers/chan.h b/arch/um/drivers/chan.h index 78f1b89..c512b03 100644 --- a/arch/um/drivers/chan.h +++ b/arch/um/drivers/chan.h @@ -37,7 +37,7 @@ extern int console_write_chan(struct chan *chan, const char *buf, extern int console_open_chan(struct line *line, struct console *co); extern void deactivate_chan(struct chan *chan, int irq); extern void reactivate_chan(struct chan *chan, int irq); -extern void chan_enable_winch(struct chan *chan, struct tty_struct *tty); +extern void chan_enable_winch(struct chan *chan, struct tty_port *port); extern int enable_chan(struct line *line); extern void close_chan(struct line *line); extern int chan_window_size(struct line *line, diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c index 15c553c..80b47cb 100644 --- a/arch/um/drivers/chan_kern.c +++ b/arch/um/drivers/chan_kern.c @@ -122,10 +122,10 @@ static int open_chan(struct list_head *chans) return err; } -void chan_enable_winch(struct chan *chan, struct tty_struct *tty) +void chan_enable_winch(struct chan *chan, struct tty_port *port) { if (chan && chan->primary && chan->ops->winch) - register_winch(chan->fd, tty); + register_winch(chan->fd, port); } static void line_timer_cb(struct work_struct *work) diff --git a/arch/um/drivers/chan_user.c b/arch/um/drivers/chan_user.c index 9be670a..3fd7c3e 100644 --- a/arch/um/drivers/chan_user.c +++ b/arch/um/drivers/chan_user.c @@ -216,7 +216,7 @@ static int winch_thread(void *arg) } } -static int winch_tramp(int fd, struct tty_struct *tty, int *fd_out, +static int winch_tramp(int fd, struct tty_port *port, int *fd_out, unsigned long *stack_out) { struct winch_data data; @@ -271,7 +271,7 @@ static int winch_tramp(int fd, struct tty_struct *tty, int *fd_out, return err; } -void register_winch(int fd, struct tty_struct *tty) +void register_winch(int fd, struct tty_port *port) { unsigned long stack; int pid, thread, count, thread_fd = -1; @@ -281,17 +281,17 @@ void register_winch(int fd, struct tty_struct *tty) return; pid = tcgetpgrp(fd); - if (is_skas_winch(pid, fd, tty)) { - register_winch_irq(-1, fd, -1, tty, 0); + if (is_skas_winch(pid, fd, port)) { + register_winch_irq(-1, fd, -1, port, 0); return; } if (pid == -1) { - thread = winch_tramp(fd, tty, &thread_fd, &stack); + thread = winch_tramp(fd, port, &thread_fd, &stack); if (thread < 0) return; - register_winch_irq(thread_fd, fd, thread, tty, stack); + register_winch_irq(thread_fd, fd, thread, port, stack); count = write(thread_fd, &c, sizeof(c)); if (count != sizeof(c)) diff --git a/arch/um/drivers/chan_user.h b/arch/um/drivers/chan_user.h index dc693298..03f1b56 100644 --- a/arch/um/drivers/chan_user.h +++ b/arch/um/drivers/chan_user.h @@ -38,10 +38,10 @@ extern int generic_window_size(int fd, void *unused, unsigned short *rows_out, unsigned short *cols_out); extern void generic_free(void *data); -struct tty_struct; -extern void register_winch(int fd, struct tty_struct *tty); +struct tty_port; +extern void register_winch(int fd, struct tty_port *port); extern void register_winch_irq(int fd, int tty_fd, int pid, - struct tty_struct *tty, unsigned long stack); + struct tty_port *port, unsigned long stack); #define __channel_help(fn, prefix) \ __uml_help(fn, prefix "[0-9]*=<channel description>\n" \ diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c index f1b3857..be541cf 100644 --- a/arch/um/drivers/line.c +++ b/arch/um/drivers/line.c @@ -305,7 +305,7 @@ static int line_activate(struct tty_port *port, struct tty_struct *tty) return ret; if (!line->sigio) { - chan_enable_winch(line->chan_out, tty); + chan_enable_winch(line->chan_out, port); line->sigio = 1; } @@ -315,8 +315,22 @@ static int line_activate(struct tty_port *port, struct tty_struct *tty) return 0; } +static void unregister_winch(struct tty_struct *tty); + +static void line_destruct(struct tty_port *port) +{ + struct tty_struct *tty = tty_port_tty_get(port); + struct line *line = tty->driver_data; + + if (line->sigio) { + unregister_winch(tty); + line->sigio = 0; + } +} + static const struct tty_port_operations line_port_ops = { .activate = line_activate, + .destruct = line_destruct, }; int line_open(struct tty_struct *tty, struct file *filp) @@ -340,18 +354,6 @@ int line_install(struct tty_driver *driver, struct tty_struct *tty, return 0; } -static void unregister_winch(struct tty_struct *tty); - -void line_cleanup(struct tty_struct *tty) -{ - struct line *line = tty->driver_data; - - if (line->sigio) { - unregister_winch(tty); - line->sigio = 0; - } -} - void line_close(struct tty_struct *tty, struct file * filp) { struct line *line = tty->driver_data; @@ -601,7 +603,7 @@ struct winch { int fd; int tty_fd; int pid; - struct tty_struct *tty; + struct tty_port *port; unsigned long stack; struct work_struct work; }; @@ -655,7 +657,7 @@ static irqreturn_t winch_interrupt(int irq, void *data) goto out; } } - tty = winch->tty; + tty = tty_port_tty_get(winch->port); if (tty != NULL) { line = tty->driver_data; if (line != NULL) { @@ -663,6 +665,7 @@ static irqreturn_t winch_interrupt(int irq, void *data) &tty->winsize.ws_col); kill_pgrp(tty->pgrp, SIGWINCH, 1); } + tty_kref_put(tty); } out: if (winch->fd != -1) @@ -670,7 +673,7 @@ static irqreturn_t winch_interrupt(int irq, void *data) return IRQ_HANDLED; } -void register_winch_irq(int fd, int tty_fd, int pid, struct tty_struct *tty, +void register_winch_irq(int fd, int tty_fd, int pid, struct tty_port *port, unsigned long stack) { struct winch *winch; @@ -685,7 +688,7 @@ void register_winch_irq(int fd, int tty_fd, int pid, struct tty_struct *tty, .fd = fd, .tty_fd = tty_fd, .pid = pid, - .tty = tty, + .port = port, .stack = stack }); if (um_request_irq(WINCH_IRQ, fd, IRQ_READ, winch_interrupt, @@ -714,15 +717,18 @@ static void unregister_winch(struct tty_struct *tty) { struct list_head *ele, *next; struct winch *winch; + struct tty_struct *wtty; spin_lock(&winch_handler_lock); list_for_each_safe(ele, next, &winch_handlers) { winch = list_entry(ele, struct winch, list); - if (winch->tty == tty) { + wtty = tty_port_tty_get(winch->port); + if (wtty == tty) { free_winch(winch); break; } + tty_kref_put(wtty); } spin_unlock(&winch_handler_lock); } diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c index d8926c3..39f1862 100644 --- a/arch/um/drivers/net_kern.c +++ b/arch/um/drivers/net_kern.c @@ -218,6 +218,7 @@ static int uml_net_start_xmit(struct sk_buff *skb, struct net_device *dev) spin_lock_irqsave(&lp->lock, flags); len = (*lp->write)(lp->fd, skb, lp); + skb_tx_timestamp(skb); if (len == skb->len) { dev->stats.tx_packets++; @@ -281,6 +282,7 @@ static void uml_net_get_drvinfo(struct net_device *dev, static const struct ethtool_ops uml_net_ethtool_ops = { .get_drvinfo = uml_net_get_drvinfo, .get_link = ethtool_op_get_link, + .get_ts_info = ethtool_op_get_ts_info, }; static void uml_net_user_timer_expire(unsigned long _conn) diff --git a/arch/um/drivers/ssl.c b/arch/um/drivers/ssl.c index 16fdd0a..b8d14fa 100644 --- a/arch/um/drivers/ssl.c +++ b/arch/um/drivers/ssl.c @@ -105,7 +105,6 @@ static const struct tty_operations ssl_ops = { .throttle = line_throttle, .unthrottle = line_unthrottle, .install = ssl_install, - .cleanup = line_cleanup, .hangup = line_hangup, }; diff --git a/arch/um/drivers/stdio_console.c b/arch/um/drivers/stdio_console.c index 827777a..7b361f3 100644 --- a/arch/um/drivers/stdio_console.c +++ b/arch/um/drivers/stdio_console.c @@ -110,7 +110,6 @@ static const struct tty_operations console_ops = { .set_termios = line_set_termios, .throttle = line_throttle, .unthrottle = line_unthrottle, - .cleanup = line_cleanup, .hangup = line_hangup, }; diff --git a/arch/um/os-Linux/signal.c b/arch/um/os-Linux/signal.c index b1469fe..9d9f1b4 100644 --- a/arch/um/os-Linux/signal.c +++ b/arch/um/os-Linux/signal.c @@ -15,7 +15,7 @@ #include <sysdep/mcontext.h> #include "internal.h" -void (*sig_info[NSIG])(int, siginfo_t *, struct uml_pt_regs *) = { +void (*sig_info[NSIG])(int, struct siginfo *, struct uml_pt_regs *) = { [SIGTRAP] = relay_signal, [SIGFPE] = relay_signal, [SIGILL] = relay_signal, diff --git a/arch/um/os-Linux/start_up.c b/arch/um/os-Linux/start_up.c index da4b9e9..337518c 100644 --- a/arch/um/os-Linux/start_up.c +++ b/arch/um/os-Linux/start_up.c @@ -15,6 +15,8 @@ #include <sys/mman.h> #include <sys/stat.h> #include <sys/wait.h> +#include <sys/time.h> +#include <sys/resource.h> #include <asm/unistd.h> #include <init.h> #include <os.h> diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig index dc50b15..2943e3a 100644 --- a/arch/unicore32/Kconfig +++ b/arch/unicore32/Kconfig @@ -9,7 +9,7 @@ config UNICORE32 select GENERIC_ATOMIC64 select HAVE_KERNEL_LZO select HAVE_KERNEL_LZMA - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select ARCH_HAVE_CUSTOM_GPIO_H select GENERIC_FIND_FIRST_BIT select GENERIC_IRQ_PROBE diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index a4f24f5..70c0f3d 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -112,7 +112,7 @@ config X86 select GENERIC_STRNLEN_USER select HAVE_CONTEXT_TRACKING if X86_64 select HAVE_IRQ_TIME_ACCOUNTING - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select MODULES_USE_ELF_REL if X86_32 select MODULES_USE_ELF_RELA if X86_64 select CLONE_BACKWARDS if X86_32 diff --git a/arch/x86/include/asm/kprobes.h b/arch/x86/include/asm/kprobes.h index d3ddd17..5a6d287 100644 --- a/arch/x86/include/asm/kprobes.h +++ b/arch/x86/include/asm/kprobes.h @@ -77,6 +77,7 @@ struct arch_specific_insn { * a post_handler or break_handler). */ int boostable; + bool if_modifier; }; struct arch_optimized_insn { diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 635a74d..4979778 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -414,8 +414,8 @@ struct kvm_vcpu_arch { gpa_t time; struct pvclock_vcpu_time_info hv_clock; unsigned int hw_tsc_khz; - unsigned int time_offset; - struct page *time_page; + struct gfn_to_hva_cache pv_time; + bool pv_time_enabled; /* set guest stopped flag in pvclock flags field */ bool pvclock_set_guest_stopped_request; diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c index 529c893..dab7580 100644 --- a/arch/x86/kernel/cpu/perf_event_intel.c +++ b/arch/x86/kernel/cpu/perf_event_intel.c @@ -101,6 +101,10 @@ static struct event_constraint intel_snb_event_constraints[] __read_mostly = FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */ FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */ FIXED_EVENT_CONSTRAINT(0x0300, 2), /* CPU_CLK_UNHALTED.REF */ + INTEL_UEVENT_CONSTRAINT(0x04a3, 0xf), /* CYCLE_ACTIVITY.CYCLES_NO_DISPATCH */ + INTEL_UEVENT_CONSTRAINT(0x05a3, 0xf), /* CYCLE_ACTIVITY.STALLS_L2_PENDING */ + INTEL_UEVENT_CONSTRAINT(0x02a3, 0x4), /* CYCLE_ACTIVITY.CYCLES_L1D_PENDING */ + INTEL_UEVENT_CONSTRAINT(0x06a3, 0x4), /* CYCLE_ACTIVITY.STALLS_L1D_PENDING */ INTEL_EVENT_CONSTRAINT(0x48, 0x4), /* L1D_PEND_MISS.PENDING */ INTEL_UEVENT_CONSTRAINT(0x01c0, 0x2), /* INST_RETIRED.PREC_DIST */ INTEL_EVENT_CONSTRAINT(0xcd, 0x8), /* MEM_TRANS_RETIRED.LOAD_LATENCY */ diff --git a/arch/x86/kernel/cpu/perf_event_intel_ds.c b/arch/x86/kernel/cpu/perf_event_intel_ds.c index 826054a..b05a575 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_ds.c +++ b/arch/x86/kernel/cpu/perf_event_intel_ds.c @@ -729,3 +729,13 @@ void intel_ds_init(void) } } } + +void perf_restore_debug_store(void) +{ + struct debug_store *ds = __this_cpu_read(cpu_hw_events.ds); + + if (!x86_pmu.bts && !x86_pmu.pebs) + return; + + wrmsrl(MSR_IA32_DS_AREA, (unsigned long)ds); +} diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c index 3f06e61..7bfe318 100644 --- a/arch/x86/kernel/kprobes/core.c +++ b/arch/x86/kernel/kprobes/core.c @@ -375,6 +375,9 @@ static void __kprobes arch_copy_kprobe(struct kprobe *p) else p->ainsn.boostable = -1; + /* Check whether the instruction modifies Interrupt Flag or not */ + p->ainsn.if_modifier = is_IF_modifier(p->ainsn.insn); + /* Also, displacement change doesn't affect the first byte */ p->opcode = p->ainsn.insn[0]; } @@ -434,7 +437,7 @@ static void __kprobes set_current_kprobe(struct kprobe *p, struct pt_regs *regs, __this_cpu_write(current_kprobe, p); kcb->kprobe_saved_flags = kcb->kprobe_old_flags = (regs->flags & (X86_EFLAGS_TF | X86_EFLAGS_IF)); - if (is_IF_modifier(p->ainsn.insn)) + if (p->ainsn.if_modifier) kcb->kprobe_saved_flags &= ~X86_EFLAGS_IF; } diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index f71500a..f19ac0a 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1406,25 +1406,15 @@ static int kvm_guest_time_update(struct kvm_vcpu *v) unsigned long flags, this_tsc_khz; struct kvm_vcpu_arch *vcpu = &v->arch; struct kvm_arch *ka = &v->kvm->arch; - void *shared_kaddr; s64 kernel_ns, max_kernel_ns; u64 tsc_timestamp, host_tsc; - struct pvclock_vcpu_time_info *guest_hv_clock; + struct pvclock_vcpu_time_info guest_hv_clock; u8 pvclock_flags; bool use_master_clock; kernel_ns = 0; host_tsc = 0; - /* Keep irq disabled to prevent changes to the clock */ - local_irq_save(flags); - this_tsc_khz = __get_cpu_var(cpu_tsc_khz); - if (unlikely(this_tsc_khz == 0)) { - local_irq_restore(flags); - kvm_make_request(KVM_REQ_CLOCK_UPDATE, v); - return 1; - } - /* * If the host uses TSC clock, then passthrough TSC as stable * to the guest. @@ -1436,6 +1426,15 @@ static int kvm_guest_time_update(struct kvm_vcpu *v) kernel_ns = ka->master_kernel_ns; } spin_unlock(&ka->pvclock_gtod_sync_lock); + + /* Keep irq disabled to prevent changes to the clock */ + local_irq_save(flags); + this_tsc_khz = __get_cpu_var(cpu_tsc_khz); + if (unlikely(this_tsc_khz == 0)) { + local_irq_restore(flags); + kvm_make_request(KVM_REQ_CLOCK_UPDATE, v); + return 1; + } if (!use_master_clock) { host_tsc = native_read_tsc(); kernel_ns = get_kernel_ns(); @@ -1463,7 +1462,7 @@ static int kvm_guest_time_update(struct kvm_vcpu *v) local_irq_restore(flags); - if (!vcpu->time_page) + if (!vcpu->pv_time_enabled) return 0; /* @@ -1525,12 +1524,12 @@ static int kvm_guest_time_update(struct kvm_vcpu *v) */ vcpu->hv_clock.version += 2; - shared_kaddr = kmap_atomic(vcpu->time_page); - - guest_hv_clock = shared_kaddr + vcpu->time_offset; + if (unlikely(kvm_read_guest_cached(v->kvm, &vcpu->pv_time, + &guest_hv_clock, sizeof(guest_hv_clock)))) + return 0; /* retain PVCLOCK_GUEST_STOPPED if set in guest copy */ - pvclock_flags = (guest_hv_clock->flags & PVCLOCK_GUEST_STOPPED); + pvclock_flags = (guest_hv_clock.flags & PVCLOCK_GUEST_STOPPED); if (vcpu->pvclock_set_guest_stopped_request) { pvclock_flags |= PVCLOCK_GUEST_STOPPED; @@ -1543,12 +1542,9 @@ static int kvm_guest_time_update(struct kvm_vcpu *v) vcpu->hv_clock.flags = pvclock_flags; - memcpy(shared_kaddr + vcpu->time_offset, &vcpu->hv_clock, - sizeof(vcpu->hv_clock)); - - kunmap_atomic(shared_kaddr); - - mark_page_dirty(v->kvm, vcpu->time >> PAGE_SHIFT); + kvm_write_guest_cached(v->kvm, &vcpu->pv_time, + &vcpu->hv_clock, + sizeof(vcpu->hv_clock)); return 0; } @@ -1837,10 +1833,7 @@ static int kvm_pv_enable_async_pf(struct kvm_vcpu *vcpu, u64 data) static void kvmclock_reset(struct kvm_vcpu *vcpu) { - if (vcpu->arch.time_page) { - kvm_release_page_dirty(vcpu->arch.time_page); - vcpu->arch.time_page = NULL; - } + vcpu->arch.pv_time_enabled = false; } static void accumulate_steal_time(struct kvm_vcpu *vcpu) @@ -1947,6 +1940,7 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info) break; case MSR_KVM_SYSTEM_TIME_NEW: case MSR_KVM_SYSTEM_TIME: { + u64 gpa_offset; kvmclock_reset(vcpu); vcpu->arch.time = data; @@ -1956,14 +1950,17 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info) if (!(data & 1)) break; - /* ...but clean it before doing the actual write */ - vcpu->arch.time_offset = data & ~(PAGE_MASK | 1); + gpa_offset = data & ~(PAGE_MASK | 1); - vcpu->arch.time_page = - gfn_to_page(vcpu->kvm, data >> PAGE_SHIFT); + /* Check that the address is 32-byte aligned. */ + if (gpa_offset & (sizeof(struct pvclock_vcpu_time_info) - 1)) + break; - if (is_error_page(vcpu->arch.time_page)) - vcpu->arch.time_page = NULL; + if (kvm_gfn_to_hva_cache_init(vcpu->kvm, + &vcpu->arch.pv_time, data & ~1ULL)) + vcpu->arch.pv_time_enabled = false; + else + vcpu->arch.pv_time_enabled = true; break; } @@ -2967,7 +2964,7 @@ static int kvm_vcpu_ioctl_x86_set_xcrs(struct kvm_vcpu *vcpu, */ static int kvm_set_guest_paused(struct kvm_vcpu *vcpu) { - if (!vcpu->arch.time_page) + if (!vcpu->arch.pv_time_enabled) return -EINVAL; vcpu->arch.pvclock_set_guest_stopped_request = true; kvm_make_request(KVM_REQ_CLOCK_UPDATE, vcpu); @@ -6718,6 +6715,7 @@ int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu) goto fail_free_wbinvd_dirty_mask; vcpu->arch.ia32_tsc_adjust_msr = 0x0; + vcpu->arch.pv_time_enabled = false; kvm_async_pf_hash_reset(vcpu); kvm_pmu_init(vcpu); diff --git a/arch/x86/power/cpu.c b/arch/x86/power/cpu.c index 120cee1..3c68768 100644 --- a/arch/x86/power/cpu.c +++ b/arch/x86/power/cpu.c @@ -11,6 +11,7 @@ #include <linux/suspend.h> #include <linux/export.h> #include <linux/smp.h> +#include <linux/perf_event.h> #include <asm/pgtable.h> #include <asm/proto.h> @@ -228,6 +229,7 @@ static void __restore_processor_state(struct saved_context *ctxt) do_fpu_end(); x86_platform.restore_sched_clock_state(); mtrr_bp_restore(); + perf_restore_debug_store(); } /* Needed by apm.c */ diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig index 35876ff..b09de49 100644 --- a/arch/xtensa/Kconfig +++ b/arch/xtensa/Kconfig @@ -9,7 +9,7 @@ config XTENSA select HAVE_IDE select GENERIC_ATOMIC64 select HAVE_GENERIC_HARDIRQS - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select GENERIC_IRQ_SHOW select GENERIC_CPU_DEVICES select MODULES_USE_ELF_RELA |