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2009-02-25pata_it821x: resume from hibernation fails with RAID volumeOndrej Zary
Hibernation didn't work for me since I started to use IT8212 controller. I did some debugging (booting with no_console_suspend init=/bin/sh). Found that resume fails (2.6.28) with "serial number mismatch 'some garbage' != 'some other garbage'" and "revalidation failed" messages. That's because the controller firmware fills different serial number in the IDENTIFY every boot. The patch below fixes the resume simply clearing the serial number. The proper fix would be probably to fill in the serial number of the RAID volume instead. I assume that there must be something like that stored on the drives but I don't know where. Fix resume on pata_it821x RAID volume by clearing the serial number in IDENTIFY data, which is otherwise different on each boot. Signed-off-by: Ondrej Zary <linux@rainbow-software.org> Acked-by: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
2009-02-25Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: ide: fix refcounting in device drivers ide-cd: document capacity hack it821x: remove dead URL atiixp: fix missing parentheses amd74xx: device/vendor confusion ide: ide.c 'clear' fix, update "ide=nodma" documentation
2009-02-25shmem: fix shared anonymous accountingHugh Dickins
Each time I exit Firefox, /proc/meminfo's Committed_AS goes down almost 400 kB: OVERCOMMIT_NEVER would be allowing overcommits it should prohibit. Commit fc8744adc870a8d4366908221508bb113d8b72ee "Stop playing silly games with the VM_ACCOUNT flag" changed shmem_file_setup() to set the shmem file's VM_ACCOUNT flag according to VM_NORESERVE not being set in the vma flags; but did so only _after_ the shmem_acct_size(flags, size) call which is expected to pre-account a shared anonymous object. It's all clearer if we switch shmem.c over to use VM_NORESERVE throughout in place of !VM_ACCOUNT. But I very nearly sent in a patch which mistakenly removed the accounting from tmpfs files: shmem_get_inode()'s memset was good for not setting VM_ACCOUNT, but now it needs to set VM_NORESERVE. Rather than setting that by default, then perhaps clearing it again in shmem_file_setup(), let's pass it as a flag to shmem_get_inode(): that allows us to remove the #ifdef CONFIG_SHMEM from shmem_file_setup(). Signed-off-by: Hugh Dickins <hugh@veritas.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-25[IA64] Don't go beyond iosapic_intr_info's arraysizeRoel Kluin
vi arch/ia64/kernel/iosapic.c +142 static struct iosapic_intr_info { ... } iosapic_intr_info[NR_IRQS]; But at line 510 we have: for (i = 0; i <= NR_IRQS; i++) { s/<=/</ Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
2009-02-25[IA64] Do not go beyond ARRAY_SIZE of unw.hashRoel Kluin
static struct { ... :114 unsigned short hash[UNW_HASH_SIZE]; ... :2152 for (index = 0; index <= UNW_HASH_SIZE; ++index) { This is a bug, isn't it? s/<=/</ Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
2009-02-25[IA64] enable setting DMAR on by defaultKyle McMartin
The previous commit which introduced the DMAR_DEFAULT_ON setting in drivers/pci/dmar.c neglected to add the ability for ia64 to enable the IOMMU by default. Rectify that mistake, doh! Signed-off-by: Kyle McMartin <kyle@redhat.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
2009-02-25ide: fix refcounting in device driversBartlomiej Zolnierkiewicz
During host driver module removal del_gendisk() results in a final put on drive->gendev and freeing the drive by drive_release_dev(). Convert device drivers from using struct kref to use struct device so device driver's object holds reference on ->gendev and prevents drive from prematurely going away. Also fix ->remove methods to not erroneously drop reference on a host driver by using only put_device() instead of ide*_put(). Reported-by: Stanislaw Gruszka <stf_xl@wp.pl> Tested-by: Stanislaw Gruszka <stf_xl@wp.pl> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-02-25ide-cd: document capacity hackBartlomiej Zolnierkiewicz
Just copy the comment from drivers/scsi/sr.c::sr_done() (from which the capacity hack has been originated). Cc: Borislav Petkov <petkovbb@gmail.com> Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-02-25it821x: remove dead URLBartlomiej Zolnierkiewicz
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-02-25atiixp: fix missing parenthesesRoel Kluin
Fix missing parentheses so PIO/DMA timings for master device on the second channel are programmed correctly (IOW "8 0 24 16" offset values should be used instead of the current "8 0 16 16"). [ The bug went unnoticed because after PIO/DMA timings get programmed incorrectly for the third device they are overwritten with timings for the fourth device and since BIOS should also program timings for the third device everything should work fine until suspend/resume cycle or user requested transfer mode changes. ] Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Cc: Sergei Shtylyov <sshtylyov@ru.mvista.com> Cc: Andrew Morton <akpm@linux-foundation.org> [bart: update patch description] Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-02-25amd74xx: device/vendor confusionRoel Kluin
Device and vendor ids were confused Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Cc: Andrew Morton <akpm@linux-foundation.org> Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-02-25ide: ide.c 'clear' fix, update "ide=nodma" documentationDavid Fries
Documentation/kernel-parameters.txt - ide=nodma is no longer valid. drivers/ide/Kconfig - The module is ide-core.ko not ide. drivers/ide/ide.c - It took me a while to figure out what the arguments %d.%d:%d to nodma module parameter ment, so I added a comment to each. - Added a comment to each of the sscanf lines. - There is a bug, if j is 0 it would previously clear all the other bits except the current device, changed in three different places. mask &= (1 << i) should be mask &= ~(1 << i). Signed-off-by: David Fries <david@fries.net> [bart: s/disk/device/ in ide.c, beautify patch description] Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-02-25Merge branch 'drm-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6 * 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: drm/i915: convert DRM_ERROR to DRM_DEBUG in phys object pwrite path drm/i915: make hw page ioremap use ioremap_wc drm: edid revision 0 is valid drm: Correct unbalanced drm_vblank_put() during mode setting. drm: disable encoders before re-routing them drm: Fix ordering of bit fields in EDID structure leading huge vsync values. drm: Fix shifts of EDID vsync offset/width fields. drm/i915: handle bogus VBT panel timing drm/i915: remove PLL debugging messages
2009-02-25Merge branch 'for-linus' of git://neil.brown.name/mdLinus Torvalds
* 'for-linus' of git://neil.brown.name/md: md: avoid races when stopping resync. md/raid10: Don't call bitmap_cond_end_sync when we are doing recovery. md/raid10: Don't skip more than 1 bitmap-chunk at a time during recovery.
2009-02-25Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6: sparc64: Fix crashes in jbusmc_print_dimm()
2009-02-25Merge git://git.infradead.org/iommu-2.6Linus Torvalds
* git://git.infradead.org/iommu-2.6: intel-iommu: fix endless "Unknown DMAR structure type" loop VT-d: handle Invalidation Queue Error to avoid system hang intel-iommu: fix build error with INTR_REMAP=y and DMAR=n
2009-02-25Fix iwlan DMA mapping directionFenghua Yu
When iwlan runs on IOMMU, IOMMU generates a lot of PTE write faults because PTE write bit is not set on some of PTE's. This is because iwlan driver calls DMA mapping with PCI_DMA_TODEVICE which is read only in mapping PTE. But iwlan device actually writes to the mapped page to update its contents. This issue is not exposed in swiotlb. But VT-d hardware can capture this fault and stop the fault transaction. The following patch fixes the issue. Signed-off-by: Fenghua Yu <fenghua.yu@intel.com> Reviewed-by: Bhavesh Davda <bhavesh@vmware.com> Tested-by: Chris Wright <chrisw@sous-sol.org> Acked-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-25Merge branch 'fix/misc' into for-linusTakashi Iwai
2009-02-25Merge branch 'fix/hda' into for-linusTakashi Iwai
2009-02-25drm/i915: convert DRM_ERROR to DRM_DEBUG in phys object pwrite pathDave Airlie
This snuck in when I wrote phys object support. Signed-off-by: Dave Airlie <airlied@redhat.com>
2009-02-25drm/i915: make hw page ioremap use ioremap_wcDave Airlie
However we still have another issue with ioremap_wc not falling back properly or somehow doing something else stupid, this probably needs to be tracked down. Signed-off-by: Dave Airlie <airlied@redhat.com>
2009-02-25drm: edid revision 0 is validKyle McMartin
edid->revision == 0 should be valid (at least, so the error message indicates. :) and wikipedia seems to indicate that EDID 1.0 existed. We can dump the entire check, since edid->revision is a u8, so it can't ever be less than 0. Marko reports in RH bz#476735 that his monitor claims to be EDID 1.0, and therefore hits the check and is stuck at 800x600 because of it. Reported-by: Marko Ristola <marko.ristola@kolumbus.fi> Signed-off-by: Kyle McMartin <kyle@redhat.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Dave Airlie <airlied@linux.ie>
2009-02-25drm: Correct unbalanced drm_vblank_put() during mode setting.Chris Wilson
The first time we install a mode, the vblank will be disabled for a pipe and so drm_vblank_get() in drm_vblank_pre_modeset() will fail. As we unconditionally call drm_vblank_put() afterwards, the vblank reference counter becomes unbalanced. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Dave Airlie <airlied@linux.ie>
2009-02-25drm: disable encoders before re-routing themJesse Barnes
In some cases we may receive a mode config that has a different CRTC<->encoder map that the current configuration. In that case, we need to disable any re-routed encoders before setting the mode, otherwise they may not pick up the new CRTC (if the output types are incompatible for example). Tested-by: Kristian Høgsberg <krh@bitplanet.net> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Dave Airlie <airlied@linux.ie>
2009-02-25drm: Fix ordering of bit fields in EDID structure leading huge vsync values.Jesse Barnes
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org> Reviewed-by: Eric Anholt <eric@anholt.net> Signed-off-by: Dave Airlie <airlied@linux.ie>
2009-02-25drm: Fix shifts of EDID vsync offset/width fields.Linus Torvalds
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Reviewed-by: Eric Anholt <eric@anholt.net> Signed-off-by: Dave Airlie <airlied@linux.ie>
2009-02-25drm/i915: handle bogus VBT panel timingJesse Barnes
We've seen cases in the wild where the VBT sync data is wrong, so add some code to fix it up in that case, taking care to make sure that the total is greater than the sync end. Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Dave Airlie <airlied@linux.ie>
2009-02-25drm/i915: remove PLL debugging messagesJesse Barnes
These are normal; we walk through different values looking for the right one, so why flood the screen with messages? Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org> Reviewed-by: Eric Anholt <eric@anholt.net> Signed-off-by: Dave Airlie <airlied@linux.ie>
2009-02-25md: avoid races when stopping resync.NeilBrown
There has been a race in raid10 and raid1 for a long time which has only recently started showing up due to a scheduler changed. When a sync_read request finishes, as soon as reschedule_retry is called, another thread can mark the resync request as having completed, so md_do_sync can finish, ->stop can be called, and ->conf can be freed. So using conf after reschedule_retry is not safe. Similarly, when finishing a sync_write, calling md_done_sync must be the last thing we do, as it allows a chain of events which will free conf and other data structures. The first of these requires action in raid10.c The second requires action in raid1.c and raid10.c Cc: stable@kernel.org Signed-off-by: NeilBrown <neilb@suse.de>
2009-02-25md/raid10: Don't call bitmap_cond_end_sync when we are doing recovery.NeilBrown
For raid1/4/5/6, resync (fixing inconsistencies between devices) is very similar to recovery (rebuilding a failed device onto a spare). The both walk through the device addresses in order. For raid10 it can be quite different. resync follows the 'array' address, and makes sure all copies are the same. Recover walks through 'device' addresses and recreates each missing block. The 'bitmap_cond_end_sync' function allows the write-intent-bitmap (When present) to be updated to reflect a partially completed resync. It makes assumptions which mean that it does not work correctly for raid10 recovery at all. In particularly, it can cause bitmap-directed recovery of a raid10 to not recovery some of the blocks that need to be recovered. So move the call to bitmap_cond_end_sync into the resync path, rather than being in the common "resync or recovery" path. Cc: stable@kernel.org Signed-off-by: NeilBrown <neilb@suse.de>
2009-02-25md/raid10: Don't skip more than 1 bitmap-chunk at a time during recovery.NeilBrown
When doing recovery on a raid10 with a write-intent bitmap, we only need to recovery chunks that are flagged in the bitmap. However if we choose to skip a chunk as it isn't flag, the code currently skips the whole raid10-chunk, thus it might not recovery some blocks that need recovering. This patch fixes it. In case that is confusing, it might help to understand that there is a 'raid10 chunk size' which guides how data is distributed across the devices, and a 'bitmap chunk size' which says how much data corresponds to a single bit in the bitmap. This bug only affects cases where the bitmap chunk size is smaller than the raid10 chunk size. Cc: stable@kernel.org Signed-off-by: NeilBrown <neilb@suse.de>
2009-02-24Merge branch 'proc-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/adobriyan/proc * 'proc-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/adobriyan/proc: proc: fix PG_locked reporting in /proc/kpageflags
2009-02-24Merge branch 'i2c-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6Linus Torvalds
* 'i2c-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6: Add i2c_board_info for RiscPC PCF8583 i2c: Make sure i2c_algo_bit_data.timeout is HZ-independent i2c-dev: Clarify the unit of ioctl I2C_TIMEOUT i2c: Timeouts reach -1 i2c: Fix misplaced parentheses
2009-02-24Merge branch 'firedtv-merge' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6 * 'firedtv-merge' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6: firedtv: dvb_frontend_info for FireDTV S2, fix "frequency limits undefined" error firedtv: massive refactoring firedtv: rename files, variables, functions from firesat to firedtv firedtv: Use DEFINE_SPINLOCK firedtv: fix registration - adapter number could only be zero firedtv: use length_field() of PMT as length firedtv: fix returned struct for ca_info firedtv: cleanups and minor fixes ieee1394: remove superfluous assertions ieee1394: inherit ud vendor_id from node vendor_id ieee1394: add hpsb_node_read() and hpsb_node_lock() ieee1394: use correct barrier types between accesses of nodeid and generation firesat: copyrights, rename to firedtv, API conversions, fix remote control input firesat: avc resend firesat: update isochronous interface, add CI support firesat: add DVB-S support for DVB-S2 devices firesat: fix DVB-S2 device recognition DVB: add firesat driver
2009-02-24Merge branch 'for_linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4 * 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: ext4: Fix deadlock in ext4_write_begin() and ext4_da_write_begin() ext4: Add fallback for find_group_flex
2009-02-24Add i2c_board_info for RiscPC PCF8583Russell King
Add the necessary i2c_board_info structure to fix the lack of PCF8583 RTC on RiscPC. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> Signed-off-by: Jean Delvare <khali@linux-fr.org> Cc: Alessandro Zummo <a.zummo@towertech.it>
2009-02-24i2c: Make sure i2c_algo_bit_data.timeout is HZ-independentJean Delvare
i2c_algo_bit_data.timeout is supposed to be in jiffies, so drivers should use set this value in terms of HZ. Ultimately I think this field should be discarded in favor of i2c_adapter.timeout, but that's left for a future patch. Signed-off-by: Jean Delvare <khali@linux-fr.org> Acked-by: Russell King <rmk+kernel@arm.linux.org.uk> Acked-by: Lennert Buytenhek <kernel@wantstofly.org> Acked-by: Len Sorensen <lsorense@csclub.uwaterloo.ca>
2009-02-24i2c-dev: Clarify the unit of ioctl I2C_TIMEOUTJean Delvare
The unit in which user-space can set the bus timeout value is jiffies for historical reasons (back when HZ was always 100.) This is however not good because user-space doesn't know how long a jiffy lasts. The timeout value should instead be set in a fixed time unit. Given the original value of HZ, this unit should be 10 ms, for compatibility. Signed-off-by: Jean Delvare <khali@linux-fr.org> Acked-by: Wolfram Sang <w.sang@pengutronix.de>
2009-02-24i2c: Timeouts reach -1Roel Kluin
With a postfix decrement these timeouts reach -1 rather than 0, but after the loop it is tested whether they have become 0. As pointed out by Jean Delvare, the condition we are waiting for should also be tested before the timeout. With the current order, you could exit with a timeout error while the job is actually done. Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Jean Delvare <khali@linux-fr.org>
2009-02-24i2c: Fix misplaced parenthesesRoel Kluin
Fix misplaced parentheses. Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Jean Delvare <khali@linux-fr.org>
2009-02-24proc: fix PG_locked reporting in /proc/kpageflagsHelge Bahmann
Expr always evaluates to zero. Cc: Matt Mackall <mpm@selenic.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
2009-02-24PCI: Enable PCIe AER only after checking firmware supportAndrew Patterson
The PCIe port driver currently sets the PCIe AER error reporting bits for any root or switch port without first checking to see if firmware will grant control. This patch moves setting these bits to the AER service driver aer_enable_port routine. The bits are then set for the root port and any downstream switch ports after the check for firmware support (aer_osc_setup) is made. The patch also unsets the bits in a similar fashion when the AER service driver is unloaded. Reviewed-by: Alex Chiang <achiang@hp.com> Signed-off-by: Andrew Patterson <andrew.patterson@hp.com> Signed-off-by: Jesse Barnes <jbarnes@hobbes.lan>
2009-02-24PCI: pciehp: Handle interrupts that happen during initialization.Eric W. Biederman
Move the enabling of interrupts after all of the data structures are setup so that we can safely run the interrupt handler as soon as it is registered. Reviewed-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Tested-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Eric W. Biederman <ebiederm@aristanetworks.com> Signed-off-by: Jesse Barnes <jbarnes@hobbes.lan>
2009-02-24PCI: don't enable too many HT MSI mappingsYinghai Lu
Prakash reported that his c51-mcp51 ondie sound card doesn't work with MSI. But if he hacks out the HT-MSI quirk, MSI works fine. So this patch reworks the nv_msi_ht_cap_quirk(). It will now only enable ht_msi on own its root device, avoiding enabling it on devices following that root dev. Reported-by: Prakash Punnoor <prakash@punnoor.de> Tested-by: Prakash Punnoor <prakash@punnoor.de> Signed-off-by: Yinghai Lu <yinghai@kernel.org> Signed-off-by: Jesse Barnes <jbarnes@hobbes.lan>
2009-02-24PCI: add some sysfs ABI docsChris Wright
Add sysfs ABI docs for driver entries bind, unbind and new_id. These entries are pretty old, from 2.6.0 onwards AFAIK, so this documents current behaviour. Signed-off-by: Chris Wright <chrisw@sous-sol.org> Acked-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Jesse Barnes <jbarnes@hobbes.lan>
2009-02-24firedtv: dvb_frontend_info for FireDTV S2, fix "frequency limits undefined" ↵Beat Michel Liechti
error I found that the function fdtv_frontend_init in the file firedtv-fe.c was missing a case for FIREDTV_DVB_S2 which resulted in "frequency limits undefined" errors in syslog. Signed-off-by: Beat Michel Liechti <bml303@gmail.com> Change by Stefan R: combine it with case case FIREDTV_DVB_S as originally suggested by Beat Michel. This enables FE_CAN_FEC_AUTO also for FireDTV-S2 devices which is possible as long as only DVB-S channels are used. FE_CAN_FEC_AUTO would be wrong for DVB-S2 channels, but those cannot be used yet since the driver is not yet converted to S2API. Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
2009-02-24ALSA: emu10k1 - Fix digital/analog switch on audigy2 ZSTakashi Iwai
Fix the inverted logic of shared spdif switch. Reference: Novell bnc#478496 https://bugzilla.novell.com/show_bug.cgi?id=478496 Signed-off-by: Takashi Iwai <tiwai@suse.de>
2009-02-24firedtv: massive refactoringStefan Richter
Combination of the following changes: Mon, 23 Feb 2009 14:21:10 +0100 (CET) firedtv: reinstate debug logging option Henrik Kurelid tells me that FCP debug logging (which I removed during cleanups) is still useful when working on driver issues together with end users. So bring it back in an updated form with only 60% of the original code footprint. Logging can be enabled with # echo -1 > /sys/module/firedtv/parameters/debug 1 instead of -1 enables only FCP header logging, 2 instead of -1 enables only hexdumps of the entire FCP frames. 0 switches logging off again. Fri, 20 Feb 2009 20:54:27 +0100 (CET) firedtv: build fix for INPUT=m and DVB_FIREDTV=y Thu, 19 Feb 2009 20:40:39 +0100 firedtv: use msecs_to_jiffies Pointed out by Mauro Carvalho Chehab. Sun Feb 15 20:50:46 CET 2009 firedtv: some more housekeeping Fix an old checkpatch warning and a new compiler warning. Sun Feb 15 15:33:17 CET 2009 firedtv: rename a file once more At the moment, about a third of avc.c is specific to FireDTVs rather than generic AV/C code. Rename it to firedtv-avc.c. Sun Feb 15 15:33:17 CET 2009 firedtv: dvb demux: more compact channels backing store Replace struct firedtv_channel { bool active; int pid; } channel[16]; by unsigned long channel_active; u16 channel_pid[16];. Sun Feb 15 15:33:17 CET 2009 firedtv: dvb demux: some simplifications c->active was unnecessarily cleared twice. Also, by marking the channel inactive before the for loop, the loop becomes identical with fdtv_channel_collect(). Sun Feb 15 15:33:17 CET 2009 firedtv: dvb demux: remove a bogus loop This loop is unnecessary because - only active channel[].pid's will be sent to the device, - when a channel is activated, its pid is set to dvbdmxfeed->pid. Perhaps the original code was there because it was initially not fully covered by the fdtv->demux_mutex. Sun Feb 15 15:33:17 CET 2009 firedtv: dvb demux: fix mutex protection fdtv_start_feed() accessed the channel list unsafely. Fully serialize it with itself and fdtv_stop_feed(). Sun Feb 15 15:33:17 CET 2009 firedtv: dvb demux: fix missing braces Original code was: ... case DMX_TS_PES_OTHER: //Dirty fix to keep firesat->channel pid-list up to date for(k=0;k<16;k++){ if(firesat->channel[k].active == 0) firesat->channel[k].pid = dvbdmxfeed->pid; break; } channel = firesat_channel_allocate(firesat); break; default: ... Looks bogus in several respects. For now let's just add braces to the if because that seems to be what the author meant. Sun Feb 15 15:33:17 CET 2009 firedtv: allow build without input subsystem !CONFIG_INPUT is very unlikely on systems on which firedtv is of interest. But we can easily support it. Sun Feb 15 15:33:17 CET 2009 firedtv: replace EXTRA_CFLAGS by ccflags The former are deprecated. The latter can depend on Kconfig variables. Sun Feb 15 15:33:17 CET 2009 firedtv: concentrate ieee1394 dependencies Move the entire interface with drivers/ieee1394 to firedtv-1394.c. Move 1394-independent module initialization code to firedtv-dvb.c. This prepares interfacing with drivers/firewire. Sun Feb 15 15:33:17 CET 2009 firedtv: amend Kconfig menu prompt Sun Feb 15 15:33:17 CET 2009 firedtv: remove kernel version compatibility macro Sun Feb 15 15:33:17 CET 2009 firedtv: combine header files avc.h and firedtv-*.h are small and currently not shared with other drivers, hence concatenate them all into firedtv.h. Sun Feb 15 15:33:17 CET 2009 firedtv: misc style touch-ups Standardize on lower-case hexadecimal constants. Adjust whitespace. Omit unnecessary pointer type casts and an unnecessary list head initialization. Use dev_printk. Wed Feb 11 21:21:04 CET 2009 firedtv: avc, ci: remove unused constants Wed Feb 11 21:21:04 CET 2009 firedtv: avc: remove bitfields from read descriptor response operands Don't use bitfields in struct types of on-the-wire data. Wed Feb 11 21:21:04 CET 2009 firedtv: avc: remove bitfields from DSD command operands Don't use bitfields in struct types of on-the-wire data. Wed Feb 11 21:21:04 CET 2009 firedtv: avc: header file cleanup Remove unused constants and declarations. Move privately used constants into .c files. Wed Feb 11 21:21:04 CET 2009 firedtv: avc: remove bitfields from FCP frame types Don't use bitfields in struct types of on-the-wire data. Also move many privately used constants from avc.h to avc.c and remove some unused constants. Sun, 18 Jan 2009 16:30:00 +0100 (CET) firedtv: avc: fix offset in avc_tuner_get_ts The parentheses were wrong. It didn't matter though because this code only writes a 0 into an area which is already initialized to 0. Sun, 18 Jan 2009 16:30:00 +0100 (CET) firedtv: avc: reduce stack usage, remove two typedefs It is safe to share a memory buffer for command frame and response frame because the response data come in after the command frame was last used. Even less stack would be required if only the actual required frame size instead of the entire FCP register size was allocated. Also, rename the defined types AVCCmdFrm and AVCRspFrm to struct avc_command_frame and struct avc_response_frame. TODO: Remove the bitfields in these types. Sun, 18 Jan 2009 16:30:00 +0100 (CET) firedtv: cmp: move code to avc Sun, 18 Jan 2009 16:30:00 +0100 (CET) firedtv: iso: move code to firedtv-1394 Sun, 18 Jan 2009 16:30:00 +0100 (CET) firedtv: iso: remove unnecessary struct type definitions Sun, 18 Jan 2009 16:30:00 +0100 (CET) firedtv: iso: style changes and fixlets Add cleanup after failure in setup_iso_channel. Replace printk() by dv_err(). Decrease indentation level in rawiso_activity_cb(). Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
2009-02-24firedtv: rename files, variables, functions from firesat to firedtvRambaldi
Combination of the following changes: Sat, 17 Jan 2009 14:47:34 +0100 firedtv: rename variables and functions from firesat to firedtv Signed-off-by: Rambaldi <Rambaldi@xs4all.nl> Additional changes by Stefan Richter: Renamed struct firedtv *firedtv to struct firedtv *fdtv and firedtv_foo_bar() to fdtv_foo_bar() for brevity. Sat, 17 Jan 2009 13:07:44 +0100 firedtv: rename files from firesat to firedtv Signed-off-by: Rambaldi <Rambaldi@xs4all.nl> Additional changes by Stefan Richter: Name the directory "firewire" instead of "firedtv". Standardize on "-" instead of "_" in file names, because that's what drivers/firewire/ and drivers/media/dvb/dvb-usb/ use too. Build fix. Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
2009-02-24firedtv: Use DEFINE_SPINLOCKJulia Lawall
SPIN_LOCK_UNLOCKED is deprecated. The following makes the change suggested in Documentation/spinlocks.txt Signed-off-by: Julia Lawall <julia@diku.dk> Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>