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2009-02-18lis3lv02d: add axes knowledge of HP Pavilion dv5 modelsGiuseppe Bilotta
Add support for HP Pavilion dv5. Since Intel-based models have an inverted x axis, while AMD-based models have an inverted y axis, we introduce a new macro that special-cases axis orientation based on two DMI entries: HP dv5 axis configuration is then based on both the PRODUCT and BOARD name. Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com> Cc: Eric Piel <Eric.Piel@tremplin-utc.net> Cc: Pavel Machek <pavel@suse.cz> Tested-by: Palatis Tseng <palatis@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-18lis3lv02d: support both one- and two-byte sensorsGiuseppe Bilotta
Sensors responding with 0x3B to WHO_AM_I only have one data register per direction, thus returning a signed byte from the position which is occupied by the MSB in sensors responding with 0x3A. Since multiple sensors share the reply to WHO_AM_I, we rename the defines to better indicate what they identify (family of single and double precision sensors). We support both kind of sensors by checking for the sensor type on init and defining appropriate data-access routines and sensor limits (for the joystick) depending on what we find. [akpm@linux-foundation.org: coding-style fixes] Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com> Acked-by: Eric Piel <Eric.Piel@tremplin-utc.net> Cc: Pavel Machek <pavel@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-18hp accelerometer: add freefall detectionPavel Machek
This adds freefall handling to hp_accel driver. According to HP, it should just work, without us having to set the chip up by hand. hpfall.c is example .c program that parks the disk when accelerometer detects free fall. It should work; for now, it uses fixed 20seconds protection period. Signed-off-by: Pavel Machek <pavel@suse.cz> Cc: Thomas Renninger <trenn@suse.de> Cc: Éric Piel <eric.piel@tremplin-utc.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-18eeepc: should depend on INPUTAlexey Dobriyan
Otherwise with INPUT=m, EEEPC_LAPTOP=y one gets drivers/built-in.o: In function `input_sync': eeepc-laptop.c:(.text+0x18ce51): undefined reference to `input_event' drivers/built-in.o: In function `input_report_key': eeepc-laptop.c:(.text+0x18ce73): undefined reference to `input_event' drivers/built-in.o: In function `eeepc_hotk_check': eeepc-laptop.c:(.text+0x18d05f): undefined reference to `input_allocate_device' eeepc-laptop.c:(.text+0x18d10f): undefined reference to `input_register_device' eeepc-laptop.c:(.text+0x18d131): undefined reference to `input_free_device' drivers/built-in.o: In function `eeepc_backlight_exit': eeepc-laptop.c:(.text+0x18d546): undefined reference to `input_unregister_device' Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Cc: Len Brown <lenb@kernel.org> Cc: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-18pm: fix build for CONFIG_PM unsetRafael J. Wysocki
Compilation of kprobes.c with CONFIG_PM unset is broken due to some broken config dependncies. Fix that. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Reported-by: Ingo Molnar <mingo@elte.hu> Tested-by: Masami Hiramatsu <mhiramat@redhat.com> Cc: Len Brown <lenb@kernel.org> Acked-by: Pavel Machek <pavel@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-18cgroups: fix possible use after freeLi Zefan
In cgroup_kill_sb(), root is freed before sb is detached from the list, so another sget() may find this sb and call cgroup_test_super(), which will access the root that has been freed. Reported-by: Al Viro <viro@ZenIV.linux.org.uk> Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> Acked-by: Paul Menage <menage@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-18mm: task dirty accounting fixNick Piggin
YAMAMOTO-san noticed that task_dirty_inc doesn't seem to be called properly for cases where set_page_dirty is not used to dirty a page (eg. mark_buffer_dirty). Additionally, there is some inconsistency about when task_dirty_inc is called. It is used for dirty balancing, however it even gets called for __set_page_dirty_no_writeback. So rather than increment it in a set_page_dirty wrapper, move it down to exactly where the dirty page accounting stats are incremented. Cc: YAMAMOTO Takashi <yamamoto@valinux.co.jp> Signed-off-by: Nick Piggin <npiggin@suse.de> Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-18timerfd: add flags checkDavide Libenzi
As requested by Michael, add a missing check for valid flags in timerfd_settime(), and make it return EINVAL in case some extra bits are set. Michael said: If this is to be any use to userland apps that want to check flag support (perhaps it is too late already), then the sooner we get it into the kernel the better: 2.6.29 would be good; earlier stables as well would be even better. [akpm@linux-foundation.org: remove unused TFD_FLAGS_SET] Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Signed-off-by: Davide Libenzi <davidel@xmailserver.org> Cc: <stable@kernel.org> [2.6.27.x, 2.6.28.x] Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-18Pavel has movedPavel Machek
My @suse.cz address will stop working some day, so put working one into MAINTAINERS/CREDITS. It would be cool to get this to 2.6.29... it should not really break anything. Signed-off-by: Pavel Machek <pavel@ucw.cz> Cc: Jiri Kosina <jkosina@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-18seq_file: properly cope with preadEric Biederman
Currently seq_read assumes that the offset passed to it is always the offset it passed to user space. In the case pread this assumption is broken and we do the wrong thing when presented with pread. To solve this I introduce an offset cache inside of struct seq_file so we know where our logical file position is. Then in seq_read if we try to read from another offset we reset our data structures and attempt to go to the offset user space wanted. [akpm@linux-foundation.org: restore FMODE_PWRITE] [pjt@google.com: seq_open needs its fmode opened up to take advantage of this] Signed-off-by: Eric Biederman <ebiederm@xmission.com> Cc: Alexey Dobriyan <adobriyan@gmail.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Paul Turner <pjt@google.com> Cc: <stable@kernel.org> [2.6.25.x, 2.6.26.x, 2.6.27.x, 2.6.28.x] Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-18vfs: separate FMODE_PREAD/FMODE_PWRITE into separate flagsPaul Turner
Separate FMODE_PREAD and FMODE_PWRITE into separate flags to reflect the reality that the read and write paths may have independent restrictions. A git grep verifies that these flags are always cleared together so this new behavior will only apply to interfaces that change to clear flags individually. This is required for "seq_file: properly cope with pread", a post-2.6.25 regression fix. [akpm@linux-foundation.org: add comment] Signed-off-by: Paul Turner <pjt@google.com> Cc: Eric Biederman <ebiederm@xmission.com> Cc: Alexey Dobriyan <adobriyan@gmail.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: <stable@kernel.org> [2.6.25.x, 2.6.26.x, 2.6.27.x, 2.6.28.x] Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-18cgroups: update documentation about css_set hash tableLi Zefan
The css_set hash table was introduced in 2.6.26, so update the documentation accordingly. Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> Acked-by: Paul Menage <menage@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-18aoe: ignore vendor extension AoE responsesEd Cashin
The Welland ME-747K-SI AoE target generates unsolicited AoE responses that are marked as vendor extensions. Instead of ignoring these packets, the aoe driver was generating kernel messages for each unrecognized response received. This patch corrects the behavior. Signed-off-by: Ed Cashin <ecashin@coraid.com> Reported-by: <karaluh@karaluh.pl> Tested-by: <karaluh@karaluh.pl> Cc: <stable@kernel.org> Cc: Alex Buell <alex.buell@munted.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-18vmalloc: add __get_vm_area_caller()Benjamin Herrenschmidt
We have get_vm_area_caller() and __get_vm_area() but not __get_vm_area_caller() On powerpc, I use __get_vm_area() to separate the ranges of addresses given to vmalloc vs. ioremap (various good reasons for that) so in order to be able to implement the new caller tracking in /proc/vmallocinfo, I need a "_caller" variant of it. (akpm: needed for ongoing powerpc development, so merge it early) [akpm@linux-foundation.org: coding-style fixes] Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-17Add support for VT6415 PCIE PATA IDE Host ControllerZlatko Calusic
Signed-off-by: Zlatko Calusic <zlatko.calusic@iskon.hr> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-17USB/PCI: Fix resume breakage of controllers behind cardbus bridgesRafael J. Wysocki
If a USB PCI controller is behind a cardbus bridge, we are trying to restore its configuration registers too early, before the cardbus bridge is operational. To fix this, call pci_restore_state() from usb_hcd_pci_resume() and remove usb_hcd_pci_resume_early() which is no longer necessary (the configuration spaces of USB controllers that are not behind cardbus bridges will be restored by the PCI PM core with interrupts disabled anyway). This patch fixes the regression from 2.6.28 tracked as http://bugzilla.kernel.org/show_bug.cgi?id=12659 [ Side note: the proper long-term fix is probably to just force the unplug event at suspend time instead of doing a plug/unplug at resume time, but this patch is fine regardless - Linus ] Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Reported-by: Miles Lane <miles.lane@gmail.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-17Merge branch 'sched-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'sched-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: sched: cpu hotplug fix
2009-02-17Merge branch 'timers-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'timers-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: timers: more consistently use clock vs timer
2009-02-17Merge branch 'tracing-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'tracing-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: doc: mmiotrace.txt, buffer size control change trace: mmiotrace to the tracer menu in Kconfig mmiotrace: count events lost due to not recording
2009-02-17Merge branch 'x86-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86, vm86: fix preemption bug x86, olpc: fix model detection without OFW x86, hpet: fix for LS21 + HPET = boot hang x86: CPA avoid repeated lazy mmu flush x86: warn if arch_flush_lazy_mmu_cpu is called in preemptible context x86/paravirt: make arch_flush_lazy_mmu/cpu disable preemption x86, pat: fix warn_on_once() while mapping 0-1MB range with /dev/mem x86/cpa: make sure cpa is safe to call in lazy mmu mode x86, ptrace, mm: fix double-free on race
2009-02-17Merge branch 'core-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: iommu: fix Intel IOMMU write-buffer flushing futex: fix reference leak Trivial conflicts fixed manually in drivers/pci/intel-iommu.c
2009-02-17Merge branch 'merge' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc * 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: powerpc/vsx: Fix VSX alignment handler for regs 32-63 powerpc/ps3: Move ps3_mm_add_memory to device_initcall powerpc/mm: Fix numa reserve bootmem page selection powerpc/mm: Fix _PAGE_CHG_MASK to protect _PAGE_SPECIAL
2009-02-17Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6: PCI: Documentation: fix minor PCIe HOWTO thinko PCI: fix missing kernel-doc and typos PCI: fix struct pci_platform_pm_ops kernel-doc PCI: fix rom.c kernel-doc warning PCI/MSI: fix msi_mask() shift fix
2009-02-17Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: crypto: lrw - Fix big endian support
2009-02-17Merge git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstableLinus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable: Btrfs: hold trans_mutex when using btrfs_record_root_in_trans Btrfs: make a lockdep class for the extent buffer locks Btrfs: fs/btrfs/volumes.c: remove useless kzalloc Btrfs: remove unused code in split_state() Btrfs: remove btrfs_init_path Btrfs: balance_level checks !child after access Btrfs: Avoid using __GFP_HIGHMEM with slab allocator Btrfs: don't clean old snapshots on sync(1) Btrfs: use larger metadata clusters in ssd mode Btrfs: process mount options on mount -o remount, Btrfs: make sure all pending extent operations are complete
2009-02-17Merge branch 'upstream-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev * 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev: sata_nv: give up hardreset on nf2 libata-sff: fix 32-bit PIO ATAPI regression
2009-02-17Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixesLinus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes: kbuild: create the source symlink earlier in the objdir scripts: add x86 64 bit support to the markup_oops.pl script scripts: add x86 register parser to markup_oops.pl kbuild: add sys_* entries for syscalls in tags kbuild: fix tags generation of config symbols bootgraph: fix for use with dot symbols kbuild: add vmlinux to kernel rpm kbuild,setlocalversion: shorten the make time when using svn
2009-02-17Merge branch 'hwmon-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6Linus Torvalds
* 'hwmon-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6: MAINTAINERS: Switch hdaps to Frank Seidel hwmon: Fix ACPI resource check error handling hwmon: (f71882fg) Hide misleading error message
2009-02-17Merge branch 'for_linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6 * 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: V4L/DVB (10626): ivtv: fix regression in get sliced vbi format V4L/DVB (10625): ivtv: fix decoder crash regression V4L/DVB (10619): gspca - main: Destroy the URBs at disconnection time. V4L/DVB (10572): Revert commit dda06a8e4610757def753ee3a541a0b1a1feb36b V4L/DVB (10533): fix LED status output V4L/DVB (10532): Correction of Stereo detection/setting and signal strength indication V4L/DVB (10527): tuner: fix TUV1236D analog/digital setup V4L/DVB (10516a): zoran: Update MAINTAINERS entry
2009-02-17Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: HID: fix bus endianity in file2alias HID: move tmff and zpff devices from ignore_list to blacklist HID: unlock properly on error paths in hidraw_ioctl() HID: blacklist Powercom USB UPS
2009-02-17Merge branch 'for-linus' of git://git.o-hand.com/linux-mfdLinus Torvalds
* 'for-linus' of git://git.o-hand.com/linux-mfd: mfd: Fix sm501_register_gpio section mismatch mfd: fix sm501 section mismatches mfd: terminate pcf50633 i2c_device_id list mfd: Ensure all WM8350 IRQs are masked at startup mfd: fix htc-egpio iomem resource handling using resource_size mfd: Fix TWL4030 build on some ARM variants mfd: wm8350 tries reaches -1 mfd: Mark WM835x USB_SLV_500MA bit as accessible mfd: Improve diagnostics for WM8350 ID register probe mfd: Initialise WM8350 interrupts earlier mfd: Fix egpio kzalloc return test
2009-02-17Merge git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdogLinus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog: [WATCHDOG] iTCO_wdt: fix SMI_EN regression 2
2009-02-17Merge branch 'for-upstream' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/dvrabel/uwb * 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/dvrabel/uwb: wusb: whci-hcd: always lock whc->lock with interrupts disabled
2009-02-17FRV: __pte_to_swp_entry doesn't expand correctlyRoel Kluin
The macro doesn't expand correctly when its parameter isn't 'pte'. Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-17Merge 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 NULL dereference in ext4_ext_migrate()'s error handling ext4: Implement range_cyclic in ext4_da_writepages instead of write_cache_pages ext4: Initialize preallocation list_head's properly ext4: Fix lockdep warning ext4: Fix to read empty directory blocks correctly in 64k jbd2: Avoid possible NULL dereference in jbd2_journal_begin_ordered_truncate() Revert "ext4: wait on all pending commits in ext4_sync_fs()" jbd2: Fix return value of jbd2_journal_start_commit()
2009-02-17Merge branch 'kvm-updates/2.6.29' of git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds
* 'kvm-updates/2.6.29' of git://git.kernel.org/pub/scm/virt/kvm/kvm: KVM: VMX: Flush volatile msrs before emulating rdmsr KVM: Fix assigned devices circular locking dependency KVM: x86: fix LAPIC pending count calculation KVM: Fix INTx for device assignment KVM: MMU: Map device MMIO as UC in EPT KVM: x86: disable kvmclock on non constant TSC hosts KVM: PIT: fix i8254 pending count read KVM: Fix racy in kvm_free_assigned_irq KVM: Add kvm_arch_sync_events to sync with asynchronize events KVM: mmu_notifiers release method KVM: Avoid using CONFIG_ in userspace visible headers KVM: ia64: fix fp fault/trap handler
2009-02-17Merge git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linusLinus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus: cpumask: Use cpu_*_mask accessors code: alpha cpumask: fix powernow-k8: partial revert of 2fdf66b491ac706657946442789ec644cc317e1a
2009-02-17Fix Intel IOMMU write-buffer flushingDavid Woodhouse
This is the cause of the DMA faults and disk corruption that people have been seeing. Some chipsets neglect to report the RWBF "capability" -- the flag which says that we need to flush the chipset write-buffer when changing the DMA page tables, to ensure that the change is visible to the IOMMU. Override that bit on the affected chipsets, and everything is happy again. Thanks to Chris and Bhavesh and others for helping to debug. Signed-off-by: David Woodhouse <David.Woodhouse@intel.com> Tested-by: Chris Wright <chrisw@sous-sol.org> Reviewed-by: Bhavesh Davda <bhavesh@vmware.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-17Fix incomplete __mntput lockingAl Viro
Getting this wrong caused WARNING: at fs/namespace.c:636 mntput_no_expire+0xac/0xf2() due to optimistically checking cpu_writer->mnt outside the spinlock. Here's what we really want: * we know that nobody will set cpu_writer->mnt to mnt from now on * all changes to that sucker are done under cpu_writer->lock * we want the laziest equivalent of spin_lock(&cpu_writer->lock); if (likely(cpu_writer->mnt != mnt)) { spin_unlock(&cpu_writer->lock); continue; } /* do stuff */ that would make sure we won't miss earlier setting of ->mnt done by another CPU. Anyway, for now we just move the spin_lock() earlier and move the test into the properly locked region. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Reported-and-tested-by: Li Zefan <lizf@cn.fujitsu.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-02-17MAINTAINERS: Switch hdaps to Frank SeidelFrank Seidel
As Rovert Love doesn't any more seem to be realy active on hdaps driver i'll happily take it over. Signed-off-by: Frank Seidel <frank@f-seidel.de> Cc: Robert Love <rlove@rlove.org> Signed-off-by: Jean Delvare <khali@linux-fr.org>
2009-02-17hwmon: Fix ACPI resource check error handlingHans de Goede
This patch fixes a number of cases where things were not properly cleaned up when acpi_check_resource_conflict() returned an error, causing oopses such as the one reported here: https://bugzilla.redhat.com/show_bug.cgi?id=483208 Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Jean Delvare <khali@linux-fr.org>
2009-02-17hwmon: (f71882fg) Hide misleading error messageJean Delvare
If the F71882FG chip is at address 0x4e, then the probe at 0x2e will fail with the following message in the logs: f71882fg: Not a Fintek device This is misleading because there is a Fintek device, just at a different address. So I propose to degrade this message to a debug message. Signed-off-by: Jean Delvare <khali@linux-fr.org> Acked-by: Hans de Goede <hdegoede@redhat.com>
2009-02-17V4L/DVB (10626): ivtv: fix regression in get sliced vbi formatHans Verkuil
The new v4l2_subdev_call used s_fmt instead of g_fmt. Thanks-to: Andy Walls <awalls@radix.net> Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-02-17V4L/DVB (10625): ivtv: fix decoder crash regressionHans Verkuil
The video_ioctl2 conversion of ivtv in kernel 2.6.27 introduced a bug causing decoder commands to crash. The decoder commands should have been handled from the video_ioctl2 default handler, ensuring correct mapping of the argument between user and kernel space. Unfortunately they ended up before the video_ioctl2 call, causing random crashes. Thanks to hannes@linus.priv.at for testing and helping me track down the cause! Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-02-17V4L/DVB (10619): gspca - main: Destroy the URBs at disconnection time.Adam Baker
If a device using the gspca framework is unplugged while it is still streaming then the call that is used to free the URBs that have been allocated occurs after the pointer it uses becomes invalid at the end of gspca_disconnect. Make another cleanup call in gspca_disconnect while the pointer is still valid (multiple calls are OK as destroy_urbs checks for pointers already being NULL. Signed-off-by: Adam Baker <linux@baker-net.org.uk> Signed-off-by: Jean-Francois Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-02-17V4L/DVB (10572): Revert commit dda06a8e4610757def753ee3a541a0b1a1feb36bMauro Carvalho Chehab
On Mon, 02 Feb 2009, Hartmut wrote: This change set is wrong. The affected functions cannot be called from an interrupt context, because they may process large buffers. In this case, interrupts are disabled for a long time. Functions, like dvb_dmx_swfilter_packets(), could be called only from a tasklet. This change set does hide some strong design bugs in dm1105.c and au0828-dvb.c. Please revert this change set and do fix the bugs in dm1105.c and au0828-dvb.c (and other files). On Sun, 15 Feb 2009, Oliver Endriss wrote: This changeset _must_ be reverted! It breaks all kernels since 2.6.27 for applications which use DVB and require a low interrupt latency. It is a very bad idea to call the demuxer to process data buffers with interrupts disabled! On Mon, 16 Feb 2009, Trent Piepho wrote: I agree, this is bad. The demuxer is far too much work to be done with IRQs off. IMHO, even doing it under a spin-lock is excessive. It should be a mutex. Drivers should use a work-queue to feed the demuxer. Thank you for testing this changeset and discovering the issues on it. Cc: Trent Piepho <xyzzy@speakeasy.org> Cc: Hartmut <e9hack@googlemail.com> Cc: Oliver Endriss <o.endriss@gmx.de> Cc: Andreas Oberritter <obi@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-02-17V4L/DVB (10533): fix LED status outputTobias Lorenz
This patch closes one of my todos that was since long on my list. Some people reported clicks and glitches in the audio stream, correlated to the LED color changing cycle. Thanks to Rick Bronson <rick@efn.org>. Signed-off-by: Tobias Lorenz <tobias.lorenz@gmx.net> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-02-17V4L/DVB (10532): Correction of Stereo detection/setting and signal strength ↵Tobias Lorenz
indication Thanks to Bob Ross <pigiron@gmx.com> - correction of stereo detection/setting - correction of signal strength indicator scaling Signed-off-by: Tobias Lorenz <tobias.lorenz@gmx.net> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-02-17V4L/DVB (10527): tuner: fix TUV1236D analog/digital setupMauro Carvalho Chehab
As reported by David Engel <david@istwok.net>, ATSC115 doesn't work fine with mythtv. This software opens both analog and dvb interfaces of saa7134. What happens is that some tuner commands are going to the wrong place, as shown at the logs: Feb 12 20:37:48 opus kernel: tuner-simple 1-0061: using tuner params #0 (ntsc) Feb 12 20:37:48 opus kernel: tuner-simple 1-0061: freq = 67.25 (1076), range = 0, config = 0xce, cb = 0x01 Feb 12 20:37:48 opus kernel: tuner-simple 1-0061: Freq= 67.25 MHz, V_IF=45.75 MHz, Offset=0.00 MHz, div=1808 Feb 12 20:37:48 opus kernel: tuner 1-0061: tv freq set to 67.25 Feb 12 20:37:48 opus kernel: tuner-simple 1-000a: using tuner params #0 (ntsc) Feb 12 20:37:48 opus kernel: tuner-simple 1-000a: freq = 67.25 (1076), range = 0, config = 0xce, cb = 0x01 Feb 12 20:37:48 opus kernel: tuner-simple 1-000a: Freq= 67.25 MHz, V_IF=45.75 MHz, Offset=0.00 MHz, div=1808 Feb 12 20:37:48 opus kernel: tuner-simple 1-000a: tv 0x07 0x10 0xce 0x01 Feb 12 20:37:48 opus kernel: tuner-simple 1-0061: tv 0x07 0x10 0xce 0x01 This happens due to a hack at TUV1236D analog setup, where it replaces tuner address, at 0x61 for 0x0a, in order to save a few memory bytes. The code assumes that nobody else would try to access the tuner during that setup, but the point is that there's no lock to protect such access. So, this opens the possibility of race conditions to happen. Instead of hacking tuner address, this patch uses a temporary var with the proper tuner value to be used during the setup. This should save the issue, although we should consider to write some analog/digital lock at saa7134 driver. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-02-17V4L/DVB (10516a): zoran: Update MAINTAINERS entryTrent Piepho
Ronald Bultje hasn't been maintaining the zoran driver for some time. Re-direct people to the mailing lists and web pages. MAINTAINERS | 6 +++--- Signed-off-by: Trent Piepho <xyzzy@speakeasy.org> Acked-by: Jean Delvare <khali@linux-fr.org> Acked-by: Ronald S. Bultje <rbultje@ronald.bitfreak.net> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>