249960 Commits

Author SHA1 Message Date
Dave Airlie
db9098ba1b Merge tag 'drm-amdkfd-fixes-2015-01-26' of git://people.freedesktop.org/~gabbayo/linux into drm-fixes
A couple of fixes for -rc7 in amdkfd:

- Forgot to free resources when creation of queue has failed
- Initialization of pipelines was incorrect (3 patches)

In addition, The patch "drm/amdkfd: Allow user to limit only queues per device"
is not a fix, but I would like to push it for 3.19 as it changes the ABI
between amdkfd and userspace (by changing the module parameters). I would
prefer *not* to support the two deprecated module parameters if I don't have
too, as amdkfd hasn't been released yet.

* tag 'drm-amdkfd-fixes-2015-01-26' of git://people.freedesktop.org/~gabbayo/linux:
  drm/amdkfd: Fix bug in call to init_pipelines()
  drm/amdkfd: Fix bug in pipelines initialization
  drm/radeon: Don't increment pipe_id in kgd_init_pipeline
  drm/amdkfd: Allow user to limit only queues per device
  drm/amdkfd: PQM handle queue creation fault
2015-01-27 09:48:33 +10:00
Dave Airlie
22cbbceff6 Linux 3.19-rc6
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Merge tag 'v3.19-rc6' into drm-fixes

Linux 3.19-rc6

pull in rc6 as the amdkfd fixes are based on it, and I'd rather
be doing the merges separately
2015-01-27 09:48:08 +10:00
Dave Airlie
104b61590d Merge branch 'drm-tda998x-fixes' of git://ftp.arm.linux.org.uk/~rmk/linux-arm into drm-fixes
3 fixes for the tda998x.

* 'drm-tda998x-fixes' of git://ftp.arm.linux.org.uk/~rmk/linux-arm:
  drm/i2c: tda998x: set the CEC I2C address based on the slave I2C address
  drm: tda998x: Fix EDID read timeout on HDMI connect
  drm: tda998x: Protect the page register
2015-01-27 09:12:53 +10:00
Linus Torvalds
14746306af Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Thomas Gleixner:
 "Hopefully the last round of fixes for 3.19

   - regression fix for the LDT changes
   - regression fix for XEN interrupt handling caused by the APIC
     changes
   - regression fixes for the PAT changes
   - last minute fixes for new the MPX support
   - regression fix for 32bit UP
   - fix for a long standing relocation issue on 64bit tagged for stable
   - functional fix for the Hyper-V clocksource tagged for stable
   - downgrade of a pr_err which tends to confuse users

  Looks a bit on the large side, but almost half of it are valuable
  comments"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/tsc: Change Fast TSC calibration failed from error to info
  x86/apic: Re-enable PCI_MSI support for non-SMP X86_32
  x86, mm: Change cachemode exports to non-gpl
  x86, tls: Interpret an all-zero struct user_desc as "no segment"
  x86, tls, ldt: Stop checking lm in LDT_empty
  x86, mpx: Strictly enforce empty prctl() args
  x86, mpx: Fix potential performance issue on unmaps
  x86, mpx: Explicitly disable 32-bit MPX support on 64-bit kernels
  x86, hyperv: Mark the Hyper-V clocksource as being continuous
  x86: Don't rely on VMWare emulating PAT MSR correctly
  x86, irq: Properly tag virtualization entry in /proc/interrupts
  x86, boot: Skip relocs when load address unchanged
  x86/xen: Override ACPI IRQ management callback __acpi_unregister_gsi
  ACPI: pci: Do not clear pci_dev->irq in acpi_pci_irq_disable()
  x86/xen: Treat SCI interrupt as normal GSI interrupt
2015-01-25 18:11:17 -08:00
Linus Torvalds
4d2f0ef1c9 Merge branch 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq fixes from Thomas Gleixner:
 "From the irqchip departement you get:

   - regression fix for omap-intc

   - regression fix for atmel-aic-common

   - functional correctness fix for hip04

   - type mismatch fix for gic-v3-its

   - proper error pointer check for mtd-sysirq

  Mostly one and two liners except for the omap regression fix which is
  slightly larger than desired"

* 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  irqchip: atmel-aic-common: Prevent clobbering of priority when changing IRQ type
  irqchip: omap-intc: Fix legacy DMA regression
  irqchip: gic-v3-its: Fix use of max with decimal constant
  irqchip: hip04: Initialize hip04_cpu_map to 0xffff
  irqchip: mtk-sysirq: Use IS_ERR() instead of NULL pointer check
2015-01-25 18:07:01 -08:00
Linus Torvalds
b73f0c8f4b Merge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull timer fixes from Thomas Gleixner:
 "A set of small fixes:

   - regression fix for exynos_mct clocksource

   - trivial build fix for kona clocksource

   - functional one liner fix for the sh_tmu clocksource

   - two validation fixes to prevent (root only) data corruption in the
     kernel via settimeofday and adjtimex.  Tagged for stable"

* 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  time: adjtimex: Validate the ADJ_FREQUENCY values
  time: settimeofday: Validate the values of tv from user
  clocksource: sh_tmu: Set cpu_possible_mask to fix SMP broadcast
  clocksource: kona: fix __iomem annotation
  clocksource: exynos_mct: Fix bitmask regression for exynos4_mct_write
2015-01-25 17:47:34 -08:00
Linus Torvalds
71a59b1272 ARM: SoC fixes
A week's worth of fixes for various ARM platforms. Diff wise, the
 largest fix is for OMAP to deal with how GIC now registers interrupts
 (irq_domain_add_legacy() -> irq_domain_add_linear() changes).
 
 Besides this, a few more renesas platforms needed the GIC instatiation
 done for legacy boards. There's also a fix that disables coherency of
 mvebu due to issues, and a few other smaller fixes.
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Merge tag 'armsoc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC fixes from Olof Johansson:
 "A week's worth of fixes for various ARM platforms.  Diff wise, the
  largest fix is for OMAP to deal with how GIC now registers interrupts
  (irq_domain_add_legacy() -> irq_domain_add_linear() changes).

  Besides this, a few more renesas platforms needed the GIC instatiation
  done for legacy boards.  There's also a fix that disables coherency of
  mvebu due to issues, and a few other smaller fixes"

* tag 'armsoc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  arm64: dts: add baud rate to Juno stdout-path
  ARM: dts: imx25: Fix PWM "per" clocks
  bus: mvebu-mbus: fix support of MBus window 13
  Merge tag 'mvebu-fixes-3.19-3' of git://git.infradead.org/linux-mvebu into fixes
  ARM: mvebu: completely disable hardware I/O coherency
  ARM: OMAP: Work around hardcoded interrupts
  ARM: shmobile: r8a7779: Instantiate GIC from C board code in legacy builds
  ARM: shmobile: r8a7778: Instantiate GIC from C board code in legacy builds
  arm: boot: dts: dra7: enable dwc3 suspend PHY quirk
2015-01-25 17:29:06 -08:00
Linus Torvalds
bfc835b571 2 stable fixes for dm-cache and 1 3.19 DM core fix:
- Fix potential for dm-cache metadata corruption via stale metadata
   buffers being used when switching an inactive cache table to active;
   this could occur due to each table having it's own bufio client rather
   than sharing the client between tables.
 
 - Fix dm-cache target to properly account for discard IO while
   suspending otherwise IO quiescing could complete prematurely.
 
 - Fix DM core's handling of multiple internal suspends by maintaining an
   'internal_suspend_count' and only resuming the device when this count
   drops to zero.
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Merge tag 'dm-3.19-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm

Pull device mapper fixes from Mike Snitzer:
 "Two stable fixes for dm-cache and one 3.19 DM core fix:

   - fix potential for dm-cache metadata corruption via stale metadata
     buffers being used when switching an inactive cache table to
     active; this could occur due to each table having it's own bufio
     client rather than sharing the client between tables.

   - fix dm-cache target to properly account for discard IO while
     suspending otherwise IO quiescing could complete prematurely.

   - fix DM core's handling of multiple internal suspends by maintaining
     an 'internal_suspend_count' and only resuming the device when this
     count drops to zero"

* tag 'dm-3.19-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm:
  dm: fix handling of multiple internal suspends
  dm cache: fix problematic dual use of a single migration count variable
  dm cache: share cache-metadata object across inactive and active DM tables
2015-01-25 17:25:01 -08:00
Linus Torvalds
8e908e9904 Merge branch 'for-linus' of git://git.kernel.dk/linux-block
Pull two block layer fixes from Jens Axboe:
 "Two small patches that should make it into 3.19:

   - a fixup from me for NVMe, making the cq_vector a signed variable.
     Otherwise our -1 comparison fails, and commit 2b25d981790b doesn't
     do what it was supposed to.

   - a fixup for the hotplug handling for blk-mq from Ming Lei, using
     the proper kobject referencing to ensure we release resources at
     the right time"

* 'for-linus' of git://git.kernel.dk/linux-block:
  blk-mq: fix hctx/ctx kobject use-after-free
  NVMe: cq_vector should be signed
2015-01-25 17:23:34 -08:00
Linus Torvalds
440e996095 SCSI fixes on 20150124
This patch consists of four real fixes and three MAINTAINER updates.  Three of
 the fixes are obvious (the DIX and atomic allocation are bug on and warn on
 fixes and the other is just trivial) and the ipr one is a bit more involved
 but is required because without it, the card double completes aborted commands
 and causes a kernel oops.
 
 Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

pULL SCSI fixes from James Bottomley:
 "This consists of four real fixes and three MAINTAINER updates.

  Three of the fixes are obvious (the DIX and atomic allocation are bug
  on and warn on fixes and the other is just trivial) and the ipr one is
  a bit more involved but is required because without it, the card
  double completes aborted commands and causes a kernel oops"

* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  MAINTAINERS: ibmvscsi driver maintainer change
  MAINTAINERS: ibmvfc driver maintainer change
  MAINTAINERS: Remove self as isci maintainer
  scsi_debug: test always evaluates to false, || should be used instead
  scsi: Avoid crashing if device uses DIX but adapter does not support it
  scsi_debug: use atomic allocation in resp_rsup_opcodes
  ipr: wait for aborted command responses
2015-01-24 14:52:30 -08:00
Linus Torvalds
f828d5e248 Merge git://www.linux-watchdog.org/linux-watchdog
Pull watchdog fixes from Wim Van Sebroeck:
 "This will fix reboot issues with the imx2_wdt driver and it also drops
  some forgotten owner assignments from platform_drivers"

* git://www.linux-watchdog.org/linux-watchdog:
  watchdog: drop owner assignment from platform_drivers
  watchdog: imx2_wdt: Disable power down counter on boot
  watchdog: imx2_wdt: Improve power management support.
2015-01-24 14:47:24 -08:00
Linus Torvalds
0012125ade Merge branch 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging
Pull hwmon update from Jean Delvare:
 "This contains a single thing: a new driver for the temperature sensor
  embedded in the Intel 5500/5520/X58 chipsets.

  Sorry for the late request, it's been so long since I last sent a pull
  request and I've been so busy with other tasks meanwhile that I simply
  forgot about these patches.  But given that this is a new driver, it
  can't introduce any regression so I thought it could still be OK.

  This has been in linux-next for months now"

* 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging:
  hwmon: (i5500_temp) Convert to use ATTRIBUTE_GROUPS macro
  hwmon: (i5500_temp) Convert to module_pci_driver
  hwmon: (i5500_temp) Don't bind to disabled sensors
  hwmon: (i5500_temp) Convert to devm_hwmon_device_register_with_groups
  hwmon: (i5500_temp) New driver for the Intel 5500/5520/X58 chipsets
2015-01-24 14:37:31 -08:00
Linus Torvalds
af469b3748 media fixes for v3.19-rc6
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Merge tag 'media/v3.19-4' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media fixes from Mauro Carvalho Chehab:
  - fix some race conditions caused by a regression on videobuf2
  - fix a interrupt release bug on cx23885
  - fix support for Mygica T230 and HVR4400
  - fix compilation breakage when USB is not selected on tlg2300
  - fix capabilities report on ompa3isp, soc-camera, rcar_vin and
    pvrusb2

* tag 'media/v3.19-4' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media:
  [media] omap3isp: Correctly set QUERYCAP capabilities
  [media] cx23885: fix free interrupt bug
  [media] pvrusb2: fix missing device_caps in querycap
  [media] vb2: fix vb2_thread_stop race conditions
  [media] rcar_vin: Update device_caps and capabilities in querycap
  [media] soc-camera: fix device capabilities in multiple camera host drivers
  [media] Fix Mygica T230 support
  [media] cx23885: Split Hauppauge WinTV Starburst from HVR4400 card entry
  [media] tlg2300: Fix media dependencies
2015-01-24 14:34:54 -08:00
Mikulas Patocka
96b26c8c64 dm: fix handling of multiple internal suspends
Commit ffcc393641 ("dm: enhance internal suspend and resume interface")
attempted to handle multiple internal suspends on the same device, but
it did that incorrectly.  When these functions are called in this order
on the same device the device is no longer suspended, but it should be:
	dm_internal_suspend_noflush
	dm_internal_suspend_noflush
	dm_internal_resume

Fix this bug by maintaining an 'internal_suspend_count' and resuming
the device when this count drops to zero.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
2015-01-24 14:50:08 -05:00
Axel Lin
86c725e3c5 hwmon: (i5500_temp) Convert to use ATTRIBUTE_GROUPS macro
Use ATTRIBUTE_GROUPS macro to simplify the code a bit.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Jean Delvare <jdelvare@suse.de>
2015-01-24 14:16:22 +01:00
Axel Lin
aef64d0d38 hwmon: (i5500_temp) Convert to module_pci_driver
Use module_pci_driver to simplify the code a bit.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Jean Delvare <jdelvare@suse.de>
2015-01-24 14:16:22 +01:00
Jean Delvare
e3d982034d hwmon: (i5500_temp) Don't bind to disabled sensors
On many motherboards, for an unknown reason, the thermal sensor seems
to be disabled and will return a constant temperature value of 36.5
degrees Celsius. Don't bind to the device in that case, so that we
don't report this bogus value to userspace.

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Cc: Romain Dolbeau <romain@dolbeau.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
2015-01-24 14:16:21 +01:00
Jean Delvare
b8d48ce951 hwmon: (i5500_temp) Convert to devm_hwmon_device_register_with_groups
Use devm_hwmon_device_register_with_groups() to simplify the code a
bit.

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Cc: Romain Dolbeau <romain@dolbeau.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
2015-01-24 14:16:21 +01:00
Jean Delvare
ada072816b hwmon: (i5500_temp) New driver for the Intel 5500/5520/X58 chipsets
The Intel 5500, 5520 and X58 chipsets embed a digital thermal sensor.
This new driver supports it.

Note that on many boards the sensor seems to be disabled and reports
the minimum value (36.5 degrees Celsius) all the time.

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Tested-by: Romain Dolbeau <romain@dolbeau.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
2015-01-24 14:16:21 +01:00
Linus Torvalds
53448a538d platform-drivers-x86 for 3.19-2
dell-laptop: Revert keyboard backlight sysfs support and documentation
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Merge tag 'platform-drivers-x86-v3.19-2' of git://git.infradead.org/users/dvhart/linux-platform-drivers-x86

Pull platform driver fix from Darren Hart:
 "Revert keyboard backlight sysfs support and documentation.

  The support for the dell-laptop keyboard backlight was flawed and the
  fix:

        https://lkml.org/lkml/2015/1/14/539

  was more invasive that I felt comfortable sending at RC5.

  This series reverts the support for the dell-laptop keyboard backlight
  as well as the documentation for the newly created sysfs attributes.

  We'll get this implemented correctly for 3.20"

* tag 'platform-drivers-x86-v3.19-2' of git://git.infradead.org/users/dvhart/linux-platform-drivers-x86:
  Revert "platform: x86: dell-laptop: Add support for keyboard backlight"
  Revert "Documentation: Add entry for dell-laptop sysfs interface"
2015-01-24 11:26:13 +12:00
Linus Torvalds
550695925d PCI updates for v3.19:
Resource management
     - Clip bridge windows to fit in upstream windows (Yinghai Lu)
 
   Virtualization
     - Mark Atheros AR93xx to avoid using bus reset (Alex Williamson)
 
   Miscellaneous
     - Update Richard Zhu's email address (Lucas Stach)
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Merge tag 'pci-v3.19-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI fixes from Bjorn Helgaas:
 "These are fixes for:

   - a resource management problem that causes a Radeon "Fatal error
     during GPU init" on machines where the BIOS programmed an invalid
     Root Port window.  This was a regression in v3.16.

   - an Atheros AR93xx device that doesn't handle PCI bus resets
     correctly.  This was a regression in v3.14.

   - an out-of-date email address"

* tag 'pci-v3.19-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci:
  MAINTAINERS: Update Richard Zhu's email address
  sparc/PCI: Clip bridge windows to fit in upstream windows
  powerpc/PCI: Clip bridge windows to fit in upstream windows
  parisc/PCI: Clip bridge windows to fit in upstream windows
  mn10300/PCI: Clip bridge windows to fit in upstream windows
  microblaze/PCI: Clip bridge windows to fit in upstream windows
  ia64/PCI: Clip bridge windows to fit in upstream windows
  frv/PCI: Clip bridge windows to fit in upstream windows
  alpha/PCI: Clip bridge windows to fit in upstream windows
  x86/PCI: Clip bridge windows to fit in upstream windows
  PCI: Add pci_claim_bridge_resource() to clip window if necessary
  PCI: Add pci_bus_clip_resource() to clip to fit upstream window
  PCI: Pass bridge device, not bus, when updating bridge windows
  PCI: Mark Atheros AR93xx to avoid bus reset
  PCI: Add flag for devices where we can't use bus reset
2015-01-24 10:58:47 +12:00
Linus Torvalds
b8de08da04 Devicetree updates for v3.19-rc6
A few bugfixes for the new DT overlay feature, documentation updates,
 spelling corrections, and changes to MAINTAINERS. Nothing earth
 shattering here.
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Merge tag 'devicetree-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/glikely/linux

Pull devicetree bug fixes and documentation updates from Grant Likely:
 "A few bugfixes for the new DT overlay feature, documentation updates,
  spelling corrections, and changes to MAINTAINERS.  Nothing earth
  shattering here"

* tag 'devicetree-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/glikely/linux:
  of/unittest: Overlays with sub-devices tests
  of/platform: Handle of_populate drivers in notifier
  of/overlay: Do not generate duplicate nodes
  devicetree: document the "qemu" and "virtio" vendor prefixes
  devicetree: document ARM bindings for QEMU's Firmware Config interface
  Documentation: of: fix typo in graph bindings
  dma-mapping: fix debug print to display correct dma_pfn_offset
  of: replace Asahi Kasei Corp vendor prefix
  ARM: dt: GIC: Spelling s/specific/specifier/, s/flaggs/flags/
  dt/bindings: arm-boards: Spelling s/pointong/pointing/
  MAINTAINERS: Update DT website and git repository
  MAINTAINERS: drop DT regex matching on of_get_property and of_match_table
2015-01-24 10:55:05 +12:00
Olof Johansson
5cf920619e mvebu fixes for 3.19. (Part 4)
bus: mvebu-mbus: fix support of MBus window 13
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Merge tag 'mvebu-fixes-3.19-4' of git://git.infradead.org/linux-mvebu into fixes

Merge "mvebu/fixes #3" from Andrew Lunn:

mvebu fixes for 3.19. (Part 4)

bus: mvebu-mbus: fix support of MBus window 13

* tag 'mvebu-fixes-3.19-4' of git://git.infradead.org/linux-mvebu:
  bus: mvebu-mbus: fix support of MBus window 13
  ARM: mvebu: completely disable hardware I/O coherency

Signed-off-by: Olof Johansson <olof@lixom.net>
2015-01-23 14:08:13 -08:00
Darren Hart
b78695a71d Revert "platform: x86: dell-laptop: Add support for keyboard backlight"
This reverts commit 02b2aaaa57ab41504e8d03a3b2ceeb9440a2c188.

This interface was determined to be flawed and required too invasive a
fix for the RC cycle. This will be revisited in 3.20.

Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2015-01-23 11:10:32 -08:00
Joe Thornber
a59db67656 dm cache: fix problematic dual use of a single migration count variable
Introduce a new variable to count the number of allocated migration
structures.  The existing variable cache->nr_migrations became
overloaded.  It was used to:

 i) track of the number of migrations in flight for the purposes of
    quiescing during suspend.

 ii) to estimate the amount of background IO occuring.

Recent discard changes meant that REQ_DISCARD bios are processed with
a migration.  Discards are not background IO so nr_migrations was not
incremented.  However this could cause quiescing to complete early.

(i) is now handled with a new variable cache->nr_allocated_migrations.
cache->nr_migrations has been renamed cache->nr_io_migrations.
cleanup_migration() is now called free_io_migration(), since it
decrements that variable.

Also, remove the unused cache->next_migration variable that got replaced
with with prealloc_structs a while ago.

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Cc: stable@vger.kernel.org
2015-01-23 11:06:08 -05:00
Joe Thornber
9b1cc9f251 dm cache: share cache-metadata object across inactive and active DM tables
If a DM table is reloaded with an inactive table when the device is not
suspended (normal procedure for LVM2), then there will be two dm-bufio
objects that can diverge.  This can lead to a situation where the
inactive table uses bufio to read metadata at the same time the active
table writes metadata -- resulting in the inactive table having stale
metadata buffers once it is promoted to the active table slot.

Fix this by using reference counting and a global list of cache metadata
objects to ensure there is only one metadata object per metadata device.

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Cc: stable@vger.kernel.org
2015-01-23 10:57:15 -05:00
Pantelis Antoniou
6b1271de37 of/unittest: Overlays with sub-devices tests
Introduce selftests for overlays using sub-devices present
in children nodes.

Signed-off-by: Pantelis Antoniou <pantelis.antoniou@konsulko.com>
Signed-off-by: Grant Likely <grant.likely@linaro.org>
2015-01-23 13:10:07 +00:00
Colin Ian King
6d310dfb38 scsi_debug: test always evaluates to false, || should be used instead
cppcheck found the following issue:
(warning) Logical conjunction always evaluates to false:
  alloc_len < 4 && alloc_len > 65535.

..the test should be instead:

  if (alloc_len < 4 || alloc_len > 65536)

This error was introduced by recent commit 38d5c8336e60bf6e53a1da9
("scsi_debug: add Report supported opcodes+tmfs; Compare and write")

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Douglas Gilbert <dgilbert@interlog.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
2015-01-22 17:50:52 +01:00
Pantelis Antoniou
15204ab1eb of/platform: Handle of_populate drivers in notifier
When using overlays with drivers calling of_populate the notifier
will try to create the device twice. Using the populated bit
before proceeding protects against this.

Signed-off-by: Pantelis Antoniou <pantelis.antoniou@konsulko.com>
Signed-off-by: Grant Likely <grant.likely@linaro.org>
2015-01-22 15:36:55 +00:00
Pantelis Antoniou
3e7f7626fd of/overlay: Do not generate duplicate nodes
During the course of the rewrites a bug sneaked in when dealing
with children nodes of overlays, which ends up duplicating
sub nodes.

Simply remove the duplicate traversal of child nodes to fix.

Signed-off-by: Pantelis Antoniou <pantelis.antoniou@konsulko.com>
Signed-off-by: Grant Likely <grant.likely@linaro.org>
2015-01-22 15:36:48 +00:00
Oded Gabbay
9fa843e76d drm/amdkfd: Fix bug in call to init_pipelines()
This patch fixes a bug where the first_pipe index passed into init_pipelines()
was a #define instead of the value that is passed into amdkfd by radeon

Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
2015-01-22 12:50:37 +02:00
Oded Gabbay
749042b012 drm/amdkfd: Fix bug in pipelines initialization
This patch fixes a bug when calling to init_pipeline() interface.
The index that was passed to that function didn't take into account the
first_pipe value, which represents the first pipe index that is under amdkfd's
responsibility.

Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
2015-01-22 11:03:42 +02:00
Oded Gabbay
5a8888a311 drm/radeon: Don't increment pipe_id in kgd_init_pipeline
This patch fixes the behavior of kgd_init_pipeline in that this function
shouldn't automatically increase the pipe_id argument by 1 right at the start
of the function.

This is because the first_pipe value might not be always 1, and because a
proper interface function should not hide this info inside its implementation.
In other words, the calling function should provide the real pipe_id and not
count on kgd_init_pipeline to "fix" it.

Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
2015-01-22 12:48:33 +02:00
Dave Airlie
c366321672 Merge branch 'vmwgfx-fixes-3.19' of git://people.freedesktop.org/~thomash/linux into drm-fixes
fix a vmwgfx regression sleeping wrong task state.

* 'vmwgfx-fixes-3.19' of git://people.freedesktop.org/~thomash/linux:
  drm/vmwgfx: Replace the hw mutex with a hw spinlock
2015-01-22 10:03:00 +10:00
Sakari Ailus
2c0108e1c0 [media] omap3isp: Correctly set QUERYCAP capabilities
device_caps in struct v4l2_capability were inadequately set in
VIDIOC_QUERYCAP. Fix this. Without this a WARN_ON in the v4l2 core
is triggered. This WARN_ON was added for kernel 3.19 exactly to
detect these situations.

Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-01-21 21:09:11 -02:00
Hans Verkuil
8d4d9329cd [media] cx23885: fix free interrupt bug
First free the interrupt, then disable the PCI device. The other way
around will lead to this warning:

Jan 19 11:42:02 telek kernel: [ 1440.161234] WARNING: CPU: 0 PID: 2191 at kernel/irq/manage.c:1311 __free_irq+0x97/0x1f0()
Jan 19 11:42:02 telek kernel: [ 1440.161236] Trying to free already-free IRQ 0
Jan 19 11:42:02 telek kernel: [ 1440.161237] Modules linked in: tda8290 tda10048 cx25840 cx23885(-) altera_ci tda18271 altera_stapl videobuf2_dvb tveeprom cx2341x videobuf2_dma_sg dvb_core rc_core videobuf2_memops videobuf2_core v4l2_common videodev media nouveau x86_pkg_temp_thermal cfbfillrect cfbimgblt cfbcopyarea ttm drm_kms_helper processor button isci
Jan 19 11:42:02 telek kernel: [ 1440.161266] CPU: 0 PID: 2191 Comm: rmmod Tainted: G        W      3.19.0-rc1-telek #345
Jan 19 11:42:02 telek kernel: [ 1440.161268] Hardware name: ASUSTeK COMPUTER INC. Z9PE-D8 WS/Z9PE-D8 WS, BIOS 5404 02/10/2014
Jan 19 11:42:02 telek kernel: [ 1440.161270]  ffffffff81bf1fce ffff8808958b7cc8 ffffffff8194a97f 0000000000000000
Jan 19 11:42:02 telek kernel: [ 1440.161274]  ffff8808958b7d18 ffff8808958b7d08 ffffffff810c56b0 0000000000000286
Jan 19 11:42:02 telek kernel: [ 1440.161279]  0000000000000000 0000000000000000 ffff88089f808890 ffff88089f808800
Jan 19 11:42:02 telek kernel: [ 1440.161284] Call Trace:
Jan 19 11:42:02 telek kernel: [ 1440.161290]  [<ffffffff8194a97f>] dump_stack+0x4f/0x7b
Jan 19 11:42:02 telek kernel: [ 1440.161295]  [<ffffffff810c56b0>] warn_slowpath_common+0x80/0xc0
Jan 19 11:42:02 telek kernel: [ 1440.161299]  [<ffffffff810c5731>] warn_slowpath_fmt+0x41/0x50
Jan 19 11:42:02 telek kernel: [ 1440.161303]  [<ffffffff81955d36>] ? _raw_spin_lock_irqsave+0x56/0x70
Jan 19 11:42:02 telek kernel: [ 1440.161307]  [<ffffffff81114849>] ? __free_irq+0x49/0x1f0
Jan 19 11:42:02 telek kernel: [ 1440.161311]  [<ffffffff81114897>] __free_irq+0x97/0x1f0
Jan 19 11:42:02 telek kernel: [ 1440.161316]  [<ffffffff81114a88>] free_irq+0x48/0xd0
Jan 19 11:42:02 telek kernel: [ 1440.161323]  [<ffffffffa00e6deb>] cx23885_finidev+0x4b/0x90 [cx23885]
Jan 19 11:42:02 telek kernel: [ 1440.161329]  [<ffffffff814529fa>] pci_device_remove+0x3a/0xc0
Jan 19 11:42:02 telek kernel: [ 1440.161334]  [<ffffffff8153b4ea>] __device_release_driver+0x7a/0xf0
Jan 19 11:42:02 telek kernel: [ 1440.161338]  [<ffffffff8153bc98>] driver_detach+0xc8/0xd0
Jan 19 11:42:02 telek kernel: [ 1440.161341]  [<ffffffff8153b1de>] bus_remove_driver+0x4e/0xb0
Jan 19 11:42:02 telek kernel: [ 1440.161345]  [<ffffffff8153c2eb>] driver_unregister+0x2b/0x60
Jan 19 11:42:02 telek kernel: [ 1440.161349]  [<ffffffff814525c5>] pci_unregister_driver+0x25/0x70
Jan 19 11:42:02 telek kernel: [ 1440.161355]  [<ffffffffa00f6ddc>] cx23885_fini+0x10/0x12 [cx23885]
Jan 19 11:42:02 telek kernel: [ 1440.161360]  [<ffffffff81139a98>] SyS_delete_module+0x1a8/0x1f0
Jan 19 11:42:02 telek kernel: [ 1440.161364]  [<ffffffff819561a9>] system_call_fastpath+0x12/0x17
Jan 19 11:42:02 telek kernel: [ 1440.161367] ---[ end trace a9c07cb5f3357020 ]---

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-01-21 21:08:38 -02:00
Hans Verkuil
42639f6de6 [media] pvrusb2: fix missing device_caps in querycap
The VIDIOC_QUERYCAP function should set device_caps, but this was missing.
In addition, it set the version field as well, but that should be done by
the core, not by the driver.

If a driver doesn't set device_caps the v4l2 core will issue a WARN_ON, so
it's important that this is set correctly.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-01-21 21:08:03 -02:00
Hans Verkuil
6cf11ee630 [media] vb2: fix vb2_thread_stop race conditions
The locking scheme inside the vb2 thread is unsafe when stopping the
thread. In particular kthread_stop was called *after* internal data
structures were cleaned up instead of doing that before. In addition,
internal vb2 functions were called after threadio->stop was set to
true and vb2_internal_streamoff was called. This is also not allowed.

All this led to a variety of race conditions and kernel warnings and/or
oopses.

Fixed by moving the kthread_stop call up before the cleanup takes
place, and by checking threadio->stop before calling internal vb2
queuing operations.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Cc: <stable@vger.kernel.org>      # for v3.16 and up
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-01-21 21:07:26 -02:00
Nobuhiro Iwamatsu
42d74e4fe6 [media] rcar_vin: Update device_caps and capabilities in querycap
The V4L2 API requires both .capabilities and .device_caps fields of
struct v4l2_capability to be set. Otherwise the compliance checker
complains and since commit "v4l2-ioctl: WARN_ON if querycap didn't fill
device_caps" a compile-time warning is issued. Fix this non-compliance
in the rcar_vin driver.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-01-21 21:05:58 -02:00
Guennadi Liakhovetski
7d96c3e446 [media] soc-camera: fix device capabilities in multiple camera host drivers
The V4L2 API requires both .capabilities and .device_caps fields of
struct v4l2_capability to be set. Otherwise the compliance checker
complains and since commit "v4l2-ioctl: WARN_ON if querycap didn't fill
device_caps" a compile-time warning is issued. Fix this non-compliance
in several soc-camera camera host drivers.

Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-01-21 21:05:45 -02:00
Jonathan McDowell
d0bb12c9f4 [media] Fix Mygica T230 support
Commit 2adb177e57417cf8409e86bda2c516e5f99a2099 removed 2 devices
from the cxusb device table but failed to fix up the T230 properties
that follow, meaning that this device no longer gets detected properly.
Adjust the cxusb_table index appropriate so detection works.

Signed-off-by: Jonathan McDowell <noodles@earth.li>
Reviewed-by: Olli Salonen <olli.salonen@iki.fi>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-01-21 21:03:39 -02:00
Matthias Schwarzott
721f3223f2 [media] cx23885: Split Hauppauge WinTV Starburst from HVR4400 card entry
Unconditionally attaching Si2161/Si2165 demod driver
breaks Hauppauge WinTV Starburst.
So create own card entry for this.

Add card name comments to the subsystem ids.

This fixes a regression introduced in 3.17 by
36efec48e2e6016e05364906720a0ec350a5d768 ([media] cx23885: Add si2165 support for HVR-5500)

Signed-off-by: Matthias Schwarzott <zzam@gentoo.org>
Tested-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
CC: stable@vger.kernel.org # for 3.17 and upper
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-01-21 21:02:34 -02:00
Mauro Carvalho Chehab
3cb99af5ea [media] tlg2300: Fix media dependencies
X-Patchwork-Delegate: m.chehab@samsung.com
Changeset ea2e813e8cc3 moved the driver to staging, but it forgot to
preserve the existing dependency.

Fixes: ea2e813e8cc3 ("[media] tlg2300: move to staging in preparation for removal")

Reported-by: Jim Davis <jim.epost@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-01-21 20:58:33 -02:00
Andrew Jackson
cfe3875725 drm/i2c: tda998x: set the CEC I2C address based on the slave I2C address
The I2C address for the TDA9989 and TDA19989 is fixed at 0x34 but the
two LSBs of the TDA19988's address are set by two configuration pins
on the chip.  Irrespective of the chip, the associated CEC peripheral's
I2C address is based upon the main I2C address.

This patch avoids any special handling required to support systems that
contain multiple TDA19988 devices on the same I2C bus.

Signed-off-by: Andrew Jackson <Andrew.Jackson@arm.com>
Signed-off-by: Liviu Dudau <Liviu.Dudau@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2015-01-21 14:20:11 +00:00
Wolfram Sang
7a32757eda watchdog: drop owner assignment from platform_drivers
This platform_driver does not need to set an owner, it will be populated by the
driver core.

Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-01-21 14:52:34 +01:00
Markus Pargmann
5fe65ce7cc watchdog: imx2_wdt: Disable power down counter on boot
Disable power down counter of the watchdog to avoid system resets. The
watchdog power down counter is set automatically by the chip. If it is
not set to 0 in the driver, the system resets.

Signed-off-by: Markus Pargmann <mpa@pengutronix.de>
Acked-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-01-21 14:52:23 +01:00
Xiubo Li
bbd5900935 watchdog: imx2_wdt: Improve power management support.
Improve power management operations(suspend and resume) as part of
dev_pm_ops for IMX2 watchdog driver.

If PM will be supported, please make sure that the wdev->clk
could disable the watchdog's counter input clock source or can
mask watchdog's reset request to the core.

If watchdog is still used by consumers and resumes from deep
sleep state, we need to restart the watchdog again without
enabling the timer.

If watchdog been has started --> stopped by the consumers and
resumes from non-deep sleep state, then start the timer again.

If watchdog has been started --> stopped by the consumers and
resumes from deep sleep state, will do nothing. The watchdog
will be restarted by consumers next time to be used.

Signed-off-by: Xiubo Li <Li.Xiubo@freescale.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-01-21 14:45:16 +01:00
Linus Torvalds
479459a86c Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
Pull drm fixes from Dave Airlie:
 "Just back from LCA + some days off, had some fixes from the past 2 weeks,

  Some amdkfd code removal for a feature that wasn't ready, otherwise
  just one fix for core helper sleeping, exynos, i915, and radeon fixes.

  I thought I had some sti fixes but they were already in, and it
  confused me for a few mins this morning"

* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
  drm: fb helper should avoid sleeping in panic context
  drm/exynos: fix warning of vblank reference count
  drm/exynos: remove unnecessary runtime pm operations
  drm/exynos: fix reset codes for memory mapped hdmi phy
  drm/radeon: use rv515_ring_start on r5xx
  drm/radeon: add si dpm quirk list
  drm/radeon: don't print error on -ERESTARTSYS
  drm/i915: Fix mutex->owner inspection race under DEBUG_MUTEXES
  drm/i915: Ban Haswell from using RCS flips
  drm/i915: vlv: sanitize RPS interrupt mask during GPU idling
  drm/i915: fix HW lockup due to missing RPS IRQ workaround on GEN6
  drm/i915: gen9: fix RPS interrupt routing to CPU vs. GT
  drm/exynos: remove the redundant machine checking code
  drm/radeon: add a dpm quirk list
  drm/amdkfd: Fix sparse warning (different address space)
  drm/radeon: fix VM flush on CIK (v3)
  drm/radeon: fix VM flush on SI (v3)
  drm/radeon: fix VM flush on cayman/aruba (v3)
  drm/amdkfd: Drop interrupt SW ring buffer
2015-01-21 20:23:33 +12:00
Linus Torvalds
7c4bb81c28 - Avoid platform ID collision in da9052
- Skip caching volatile registers in tps65218
  - Use correct address base in tps65218
  - Repair deadlock on suspend in rtsx_usb
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Merge tag 'mfd-fixes-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

Pull MFD fixes from Lee Jones:
 - Avoid platform ID collision in da9052
 - Skip caching volatile registers in tps65218
 - Use correct address base in tps65218
 - Repair deadlock on suspend in rtsx_usb

* tag 'mfd-fixes-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd:
  mfd: rtsx_usb: Fix runtime PM deadlock
  mfd: tps65218: Make INT1 our status_base register
  mfd: tps65218: Make INT[12] and STATUS registers volatile
  mfd: da9052-core: Fix platform-device id collision
2015-01-21 18:29:44 +12:00
Dave Airlie
67cf2d3912 Merge tag 'drm-amdkfd-fixes-2015-01-13' of git://people.freedesktop.org/~gabbayo/linux into drm-fixes
- Remove the interrupt SW ring buffer impl. as it is not used by any module
  in amdkfd.

- Fix a sparse warning

* tag 'drm-amdkfd-fixes-2015-01-13' of git://people.freedesktop.org/~gabbayo/linux:
  drm/amdkfd: Fix sparse warning (different address space)
  drm/amdkfd: Drop interrupt SW ring buffer
2015-01-21 09:26:47 +10:00