Commit graph

575372 commits

Author SHA1 Message Date
Knut Wohlrab 793c7f9212 spi: imx: only do necessary changes to ECSPIx_CONFIGREG
If the SPI chip select (CS) for a dedicated channel is done manually by
the used higher device driver, the CS may be active while writing to
ECSPIx_CONFIGREG. To prevent unwanted clock edges when selecting
the clock mode,  only do the necessary changes to the i.MX SPI
configuration register and leave not selected channels untouched.

To prevent unwanted clock edges on first use, an empty dummy
transmission shall be done by the initialization procedure of the device
driver of this channel. This will set the clock mode to the correct state.

Signed-off-by: Knut Wohlrab <knut.wohlrab@de.bosch.com>
Signed-off-by: Dirk Behme <dirk.behme@de.bosch.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Mark Brown <broonie@kernel.org>
2016-03-17 11:44:11 +00:00
Mark Brown c508709bcf Merge remote-tracking branches 'spi/topic/res', 'spi/topic/rockchip', 'spi/topic/sh', 'spi/topic/ti-qspi' and 'spi/topic/xilinx' into spi-next 2016-03-11 14:28:53 +07:00
Mark Brown b9facea19b Merge remote-tracking branches 'spi/topic/lp8841', 'spi/topic/msg', 'spi/topic/pl022' and 'spi/topic/pxa2xx' into spi-next 2016-03-11 14:28:43 +07:00
Mark Brown f91c75d6fa Merge remote-tracking branches 'spi/topic/doc', 'spi/topic/dw' and 'spi/topic/flash' into spi-next 2016-03-11 14:28:35 +07:00
Mark Brown 6beb9fecbd Merge remote-tracking branches 'spi/topic/acpi', 'spi/topic/axi-engine', 'spi/topic/bcm2835' and 'spi/topic/bcm2835aux' into spi-next 2016-03-11 14:28:25 +07:00
Mark Brown ce7fb74f54 Merge remote-tracking branch 'spi/topic/imx' into spi-next 2016-03-11 14:28:22 +07:00
Mark Brown a75481ab4a Merge remote-tracking branch 'spi/topic/dma' into spi-next 2016-03-11 14:28:20 +07:00
Mark Brown df9633a780 Merge remote-tracking branch 'spi/topic/core' into spi-next 2016-03-11 14:28:17 +07:00
Mark Brown bad0ae3f3c spi: Fixes for v4.5
A few driver specific fixes for the Rockchip and i.MX SPI controllers,
 especially for the i.MX they're annoying bugs if you run into them.
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Merge tag 'spi-fix-v4.5-rc7' into spi-linus

spi: Fixes for v4.5

A few driver specific fixes for the Rockchip and i.MX SPI controllers,
especially for the i.MX they're annoying bugs if you run into them.

# gpg: Signature made Thu 10 Mar 2016 11:09:57 ICT using RSA key ID 5D5487D0
# gpg: key CD7BEEBC: no public key for trusted key - skipped
# gpg: key CD7BEEBC marked as ultimately trusted
# gpg: key AF88CD16: no public key for trusted key - skipped
# gpg: key AF88CD16 marked as ultimately trusted
# gpg: key 16005C11: no public key for trusted key - skipped
# gpg: key 16005C11 marked as ultimately trusted
# gpg: key 5621E907: no public key for trusted key - skipped
# gpg: key 5621E907 marked as ultimately trusted
# gpg: key 5C6153AD: no public key for trusted key - skipped
# gpg: key 5C6153AD marked as ultimately trusted
# gpg: Good signature from "Mark Brown <broonie@sirena.org.uk>"
# gpg:                 aka "Mark Brown <broonie@debian.org>"
# gpg:                 aka "Mark Brown <broonie@kernel.org>"
# gpg:                 aka "Mark Brown <broonie@tardis.ed.ac.uk>"
# gpg:                 aka "Mark Brown <broonie@linaro.org>"
# gpg:                 aka "Mark Brown <Mark.Brown@linaro.org>"
2016-03-11 14:28:07 +07:00
Javier Martinez Canillas 10f11a2238 spi: Add gfp parameter to kernel-doc to fix build warning
The spi_split_transfers_maxsize() gfp parameter is missing in the
function kernel-doc so building gives the following warning:

.//drivers/spi/spi.c:2359: warning: No description found for parameter 'gfp'

Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2016-03-11 14:23:01 +07:00
Javier Martinez Canillas c76d9ae415 spi: Fix htmldocs build error due struct spi_replaced_transfers
The kernel-doc has to be just before the structure definition but the one
for struct spi_replaced_transfers was before a structure declaration and
that confuses kernel-doc which complains with the following build error:

.//include/linux/spi/spi.h:933: error: Cannot parse struct or union!

Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2016-03-11 14:23:01 +07:00
Shawn Lin 108b5c8bba spi: rockchip: covert rsd_nsecs to u32 type
rsd_nsecs is defined as u8 memeber of struct rockchip_spi,
but using of_property_read_u32. That means we take risk of
truncation by type conversion if we pass on big value from
dt.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2016-03-10 15:06:53 +07:00
Shawn Lin ec5c5d8ac0 spi: rockchip: header file cleanup
Remove some of unused header files and reoder
it into alphabetical order.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2016-03-10 15:06:53 +07:00
Mark Brown 3ee20abb06 Merge remote-tracking branch 'spi/fix/rockchip' into spi-linus 2016-03-10 10:42:24 +07:00
Mark Brown c23663ace8 Merge remote-tracking branch 'spi/fix/imx' into spi-linus 2016-03-10 10:42:22 +07:00
Shubhrajyoti Datta 82b3aea65f spi: xilinx: Add devicetree binding for spi-xilinx
Add a binding document for the spi/spi-xilinx

Signed-off-by: Shubhrajyoti Datta <shubhraj@xilinx.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2016-03-10 10:31:21 +07:00
Andy Shevchenko df88e91bbf spi: respect the maximum segment size of DMA device
The device which is actually does DMA may have a limitation of the maximum
segment size. Respect this setting when preparing scatter-gather list.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2016-03-09 16:33:52 +07:00
Shawn Lin 61cadcf46c spi: rockchip: check requesting dma channel with EPROBE_DEFER
Let's defer probing the driver if the return value of
dma_request_slave_channel is ERR_PTR(-EPROBE_DEFER) instead
of disabling dma capability directly.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2016-03-09 16:10:18 +07:00
Shawn Lin 557b7ea34b spi: rockchip: migrate to dmaengine_terminate_async
dmaengine_terminate_all is deprecated, let's use
dmaengine_terminate_async for interrupt handling.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2016-03-09 16:10:18 +07:00
Shawn Lin ea98491133 spi: rockchip: check return value of dmaengine_prep_slave_sg
We should check return value of dmaengine_prep_slave_sg, otherwise
we take risk of null pointer.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2016-03-09 16:10:18 +07:00
Jon Hunter 49023d2e4e spi: core: Fix deadlock when sending messages
The function __spi_pump_messages() is called by spi_pump_messages() and
__spi_sync(). The function __spi_sync() has an argument 'bus_locked'
that indicates if it is called with the SPI bus mutex held or not. If
'bus_locked' is false then __spi_sync() will acquire the mutex itself.

Commit 556351f14e ("spi: introduce accelerated read support for spi
flash devices") made a change to acquire the SPI bus mutex within
__spi_pump_messages(). However, this change did not check to see if the
mutex is already held. If __spi_sync() is called with the mutex held
(ie. 'bus_locked' is true), then a deadlock occurs when
__spi_pump_messages() is called.

Fix this deadlock by passing the 'bus_locked' state from __spi_sync() to
__spi_pump_messages() and only acquire the mutex if not already held. In
the case where __spi_pump_messages() is called from spi_pump_messages()
it is assumed that the mutex is not held and so call
__spi_pump_messages() with 'bus_locked' set to false. Finally, move the
unlocking of the mutex to the end of the __spi_pump_messages() function
to simplify the code and only call cond_resched() if there are no
errors.

Fixes: 556351f14e ("spi: introduce accelerated read support for spi flash devices")

Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2016-03-09 09:31:39 +07:00
Linus Torvalds f6cede5b49 Linux 4.5-rc7 2016-03-06 14:48:03 -08:00
Linus Torvalds d55e08c844 ARM: SoC fixes
Tiny fixes branch this week, in fact only one patch.
 
 Turns out the USB support for a Renesas board was developed on a pre-release
 board that ended up being changed before shipping. To avoid breakage on those
 boards, and avoid confusion, it's a reasonable idea to patch now instead of
 later. There are no known users of the pre-release variant any more.
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Merge tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC fix from Olof Johansson:
 "Tiny fixes branch this week, in fact only one patch.

  Turns out the USB support for a Renesas board was developed on a
  pre-release board that ended up being changed before shipping.  To
  avoid breakage on those boards, and avoid confusion, it's a reasonable
  idea to patch now instead of later.  There are no known users of the
  pre-release variant any more"

* tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: dts: porter: remove enable prop from HS-USB device node
2016-03-06 14:14:54 -08:00
Linus Torvalds dd273a8071 Merge branch 'fixes' of git://ftp.arm.linux.org.uk/~rmk/linux-arm
Pull ARM fixes from Russell King:
 "Just two ARM fixes this time: one to fix the hyp-stub for older ARM
  CPUs, and another to fix the set_memory_xx() permission functions to
  deal with zero sizes correctly"

* 'fixes' of git://ftp.arm.linux.org.uk/~rmk/linux-arm:
  ARM: 8544/1: set_memory_xx fixes
  ARM: 8534/1: virt: fix hyp-stub build for pre-ARMv7 CPUs
2016-03-06 13:51:27 -08:00
Linus Torvalds 21b27a74ec Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client
Pull ceph fix from Sage Weil:
 "This is a final commit we missed to align the protocol compatibility
  with the feature bits.

  It decodes a few extra fields in two different messages and reports
  EIO when they are used (not yet supported)"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client:
  ceph: initial CEPH_FEATURE_FS_FILE_LAYOUT_V2 support
2016-03-06 11:31:13 -08:00
Linus Torvalds a58b9adaf9 This pull request contains a single bug fix for UBI.
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Merge tag 'upstream-4.5-rc7' of git://git.infradead.org/linux-ubifs

Pull UBI fix from Richard Weinberger:
 "This contains a single bug fix for UBI"

* tag 'upstream-4.5-rc7' of git://git.infradead.org/linux-ubifs:
  ubi: Fix out of bounds write in volume update code
2016-03-06 11:24:05 -08:00
Linus Torvalds 1306b0471f Merge branch 'for-linus-4.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml
Pull UML fixes from Richard Weinberger:
 "This contains three bug/build fixes"

* 'for-linus-4.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml:
  um: use %lx format specifiers for unsigned longs
  um: Export pm_power_off
  Revert "um: Fix get_signal() usage"
2016-03-06 11:19:28 -08:00
Linus Torvalds 76d9c6c1c6 Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus
Pull MIPS fixes from Ralf Baechle:
 "Another round of fixes for 4.5:

   - Fix the use of an undocumented syntactial variant of the .type
     pseudo op which is not supported by the LLVM assembler.
   - Fix invalid initialization on S-cache-less systems.
   - Fix possible information leak from the kernel stack for SIGFPE.
   - Fix handling of copy_{from,to}_user() return value in KVM
   - Fix the last instance of irq_to_gpio() which now was causing build
     errors"

* 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus:
  MIPS: traps: Fix SIGFPE information leak from `do_ov' and `do_trap_or_bp'
  MIPS: kvm: Fix ioctl error handling.
  MIPS: scache: Fix scache init with invalid line size.
  MIPS: Avoid variant of .type unsupported by LLVM Assembler
  MIPS: jz4740: Fix surviving instance of irq_to_gpio()
2016-03-06 11:14:16 -08:00
Linus Torvalds b8155fe1b2 powerpc fixes for 4.5 #4
- cxl: Fix PSL timebase synchronization detection from Frederic Barrat
  - Fix oops when destroying hw_breakpoint event from Ravi Bangoria
  - Avoid lbarx on e5500 from Scott Wood
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Merge tag 'powerpc-4.5-5' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc fixes from Michael Ellerman:
 - cxl: Fix PSL timebase synchronization detection from Frederic Barrat
 - Fix oops when destroying hw_breakpoint event from Ravi Bangoria
 - Avoid lbarx on e5500 from Scott Wood

* tag 'powerpc-4.5-5' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux:
  powerpc/fsl-book3e: Avoid lbarx on e5500
  powerpc/hw_breakpoint: Fix oops when destroying hw_breakpoint event
  cxl: Fix PSL timebase synchronization detection
2016-03-06 11:08:06 -08:00
Linus Torvalds 7addb7fa10 Merge branch 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull i2c fix from Wolfram Sang:
 "One I2C bugfix ensuring correct memory allocation in a driver"

* 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
  i2c: brcmstb: allocate correct amount of memory for regmap
2016-03-06 11:03:34 -08:00
Linus Torvalds 3e09b7e93d USB fixes for 4.5-rc7
Here are some USB driver ids for 4.5-rc7, and the removal of a driver we
 merged in 4.5-rc1 but it turns out it's not needed as the hardware is the
 same as a driver we already have in the tree.  This was only figured out
 after doing a lot of cleanup on it, gotta love vendor-provided drivers...
 The new device ids for the devices for this driver will be added later on
 when testing is completed, but for now, we will remove the driver to keep
 people from accidentally cleaning it up.
 
 All of these have been in linux-next for a while with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-4.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB fixes from Greg KH:
 "Here are some USB driver ids for 4.5-rc7, and the removal of a driver
  we merged in 4.5-rc1 but it turns out it's not needed as the hardware
  is the same as a driver we already have in the tree.

  This was only figured out after doing a lot of cleanup on it, gotta
  love vendor-provided drivers...  The new device ids for the devices
  for this driver will be added later on when testing is completed, but
  for now, we will remove the driver to keep people from accidentally
  cleaning it up.

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'usb-4.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
  USB: qcserial: add Sierra Wireless EM74xx device ID
  Revert "USB: serial: add Moxa UPORT 11x0 driver"
  USB: serial: option: add support for Quectel UC20
  USB: serial: option: add support for Telit LE922 PID 0x1045
  USB: cp210x: Add ID for Parrot NMEA GPS Flight Recorder
  USB: qcserial: add Dell Wireless 5809e Gobi 4G HSPA+ (rev3)
  usb: chipidea: otg: change workqueue ci_otg as freezable
2016-03-06 10:50:00 -08:00
Alexander Kochetkov 0277e01aeb spi/rockchip: fix endian mode for 16-bit transfers
16-bit transfers must be in big endian mode on wire.

Signed-off-by: Alexander Kochetkov <al.kochet@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2016-03-06 18:36:13 +07:00
Colin Ian King ad32a1f3c3 um: use %lx format specifiers for unsigned longs
static analysis from cppcheck detected %x being used for
unsigned longs:

[arch/x86/um/os-Linux/task_size.c:112]: (warning) %x in format
  string (no. 1) requires 'unsigned int' but the argument type
  is 'unsigned long'.

Use %lx instead of %x

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
2016-03-05 22:21:28 +01:00
Richard Weinberger 0834f9cc9f um: Export pm_power_off
...modules are using this symbol.
Export it like all other archs to.

Signed-off-by: Richard Weinberger <richard@nod.at>
2016-03-05 22:17:52 +01:00
Richard Weinberger 322740efbb Revert "um: Fix get_signal() usage"
Commit db2f24dc24
was plain wrong. I did not realize the we are
allowed to loop here.
In fact we have to loop and must not return to userspace
before all SIGSEGVs have been delivered.
Other archs do this directly in their entry code, UML
does it here.

Reported-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Richard Weinberger <richard@nod.at>
2016-03-05 22:16:40 +01:00
Richard Weinberger e4f6daac20 ubi: Fix out of bounds write in volume update code
ubi_start_leb_change() allocates too few bytes.
ubi_more_leb_change_data() will write up to req->upd_bytes +
ubi->min_io_size bytes.

Cc: stable@vger.kernel.org
Signed-off-by: Richard Weinberger <richard@nod.at>
Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com>
2016-03-05 21:56:23 +01:00
Linus Torvalds 67944024c1 sound fixes for 4.5-rc7
It's our tradition to get a high volume of fixes late at rc7: this
 time, X32 ABI breakage was found and this resulted in a high number
 LOCs.  The necessary changes to ALSA core codes were fairly
 straightforward, and more importantly, they are specific to X32, thus
 should be safe to apply.
 
 Other than that, rather a collection of small fixes:
 - Removal of the code that blocks too long at closing the OSS
   sequencer client (which was spotted by syzkaller, unsurprisingly)
 - Fixes races at HD-audio HDMI i915 audio binding
 - a few HDSP/HDPM zero-division fixes
 - Quirks for HD-audio and USB-audio as usual
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Merge tag 'sound-4.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "It's our tradition to get a high volume of fixes late at rc7: this
  time, X32 ABI breakage was found and this resulted in a high number
  LOCs.  The necessary changes to ALSA core codes were fairly
  straightforward, and more importantly, they are specific to X32, thus
  should be safe to apply.

  Other than that, rather a collection of small fixes:
   - Removal of the code that blocks too long at closing the OSS
     sequencer client (which was spotted by syzkaller, unsurprisingly)
   - Fixes races at HD-audio HDMI i915 audio binding
   - a few HDSP/HDPM zero-division fixes
   - Quirks for HD-audio and USB-audio as usual"

* tag 'sound-4.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: hda - hdmi defer to register acomp eld notifier
  ALSA: hda - hdmi add wmb barrier for audio component
  ALSA: hda - Fix mic issues on Acer Aspire E1-472
  ALSA: seq: oss: Don't drain at closing a client
  ALSA: usb-audio: Add a quirk for Plantronics DA45
  ALSA: hdsp: Fix wrong boolean ctl value accesses
  ALSA: hdspm: Fix zero-division
  ALSA: hdspm: Fix wrong boolean ctl value accesses
  ALSA: timer: Fix ioctls for X32 ABI
  ALSA: timer: Fix broken compat timer user status ioctl
  ALSA: rawmidi: Fix ioctls X32 ABI
  ALSA: rawmidi: Use comapt_put_timespec()
  ALSA: pcm: Fix ioctls for X32 ABI
  ALSA: ctl: Fix ioctls for X32 ABI
2016-03-05 12:35:48 -08:00
Linus Torvalds 40fea2ed0b dmaengine fixes for 4.5-rc7
One minor fix on pxa driver to fix the cyclic dma tranfers
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Merge tag 'dmaengine-fix-4.5-rc7' of git://git.infradead.org/users/vkoul/slave-dma

Pull dmaengine fix from Vinod Koul:
 "One minor fix on pxa driver to fix the cyclic dma tranfers"

* tag 'dmaengine-fix-4.5-rc7' of git://git.infradead.org/users/vkoul/slave-dma:
  dmaengine: pxa_dma: fix cyclic transfers
2016-03-05 12:34:29 -08:00
Linus Torvalds ee8f3955c0 media fixes for v4.5-rc7
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Merge tag 'media/v4.5-4' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media fixes from Mauro Carvalho Chehab:
  - some last time changes before we stablize the new entity function
    integer numbers at uAPI
  - probe: fix erroneous return value on i2c/adp1653 driver
  - fix tx 5v detect regression on adv7604 driver
  - fix missing unlock on error in vpfe_prepare_pipeline() on
    davinci_vpfe driver

* tag 'media/v4.5-4' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media:
  [media] media: Sanitise the reserved fields of the G_TOPOLOGY IOCTL arguments
  [media] media.h: postpone connectors entities
  [media] media.h: use hex values for range offsets,  move connectors base up.
  [media] adv7604: fix tx 5v detect regression
  [media] media.h: get rid of MEDIA_ENT_F_CONN_TEST
  [media] [for,v4.5] media.h: increase the spacing between function ranges
  [media] media: i2c/adp1653: probe: fix erroneous return value
  [media] media: davinci_vpfe: fix missing unlock on error in vpfe_prepare_pipeline()
2016-03-05 12:32:34 -08:00
Huibin Hong b920cc3191 spi/rockchip: Make sure spi clk is on in rockchip_spi_set_cs
Rockchip_spi_set_cs could be called by spi_setup, but
spi_setup may be called by device driver after runtime suspend.
Then the spi clock is closed, rockchip_spi_set_cs may access the
spi registers, which causes cpu block in some socs.

Fixes: 64e36824b3 ("spi/rockchip: add driver for Rockchip RK3xxx")
Signed-off-by: Huibin Hong <huibin.hong@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2016-03-05 13:40:04 +09:00
Linus Torvalds a7c9b603cf Merge branch 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm
Pull libnvcimm fix from Dan Williams:
 "One straggling fix for NVDIMM support.

  The KVM/QEMU enabling for NVDIMMs has recently reached the point where
  it is able to accept some ACPI _DSM requests from a guest VM.  However
  they immediately found that the 4.5-rc kernel is unusable because the
  kernel's 'nfit' driver fails to load upon seeing a valid "not
  supported" response from the virtual BIOS for an address range scrub
  command.

  It is not mandatory that a platform implement address range scrubbing,
  so this fix from Vishal properly treats the 'not supported' response
  as 'skip scrubbing and continue loading the driver'"

* 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm:
  nfit: Continue init even if ARS commands are unimplemented
2016-03-04 18:47:18 -08:00
Linus Torvalds c12f83c309 SCSI fixes on 20160304
Two fairly simple fixes.  One is a regression with ipr firmware
 loading caused by one of the trivial patches in the last merge window
 which failed to strip the \n from the file name string, so now the
 firmware loader no longer works leading to a lot of unhappy ipr users;
 fix by stripping the \n.  The second is a memory leak within SCSI: the
 BLK_PREP_INVALID state was introduced a recent fix but we forgot to
 account for it correctly when freeing state, resulting in memory
 leakage.  Add the correct state freeing in scsi_prep_return().
 
 Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.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:
 "Two fairly simple fixes.

  One is a regression with ipr firmware loading caused by one of the
  trivial patches in the last merge window which failed to strip the \n
  from the file name string, so now the firmware loader no longer works
  leading to a lot of unhappy ipr users; fix by stripping the \n.

  The second is a memory leak within SCSI: the BLK_PREP_INVALID state
  was introduced a recent fix but we forgot to account for it correctly
  when freeing state, resulting in memory leakage.  Add the correct
  state freeing in scsi_prep_return()"

* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  ipr: Fix regression when loading firmware
  SCSI: Free resources when we return BLKPREP_INVALID
2016-03-04 18:41:40 -08:00
Linus Torvalds fab3e94a62 Merge branch 'for-4.5-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata
Pull libata fixes from Tejun Heo:
 "Assorted fixes for libata drivers.

   - Turns out HDIO_GET_32BIT ioctl was subtly broken all along.

   - Recent update to ahci external port handling was incorrectly
     marking hotpluggable ports as external making userland handle
     devices connected to those ports incorrectly.

   - ahci_xgene needs its own irq handler to work around a hardware
     erratum.  libahci updated to allow irq handler override.

   - Misc driver specific updates"

* 'for-4.5-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata:
  ata: ahci: don't mark HotPlugCapable Ports as external/removable
  ahci: Workaround for ThunderX Errata#22536
  libata: Align ata_device's id on a cacheline
  Adding Intel Lewisburg device IDs for SATA
  pata-rb532-cf: get rid of the irq_to_gpio() call
  libata: fix HDIO_GET_32BIT ioctl
  ahci_xgene: Implement the workaround to fix the missing of the edge interrupt for the HOST_IRQ_STAT.
  ata: Remove the AHCI_HFLAG_EDGE_IRQ support from libahci.
  libahci: Implement the capability to override the generic ahci interrupt handler.
2016-03-04 18:31:36 -08:00
Linus Torvalds e5322c5406 Merge branch 'for-linus2' of git://git.kernel.dk/linux-block
Pull block fixes from Jens Axboe:
 "Round 2 of this.  I cut back to the bare necessities, the patch is
  still larger than it usually would be at this time, due to the number
  of NVMe fixes in there.  This pull request contains:

   - The 4 core fixes from Ming, that fix both problems with exceeding
     the virtual boundary limit in case of merging, and the gap checking
     for cloned bio's.

   - NVMe fixes from Keith and Christoph:

        - Regression on larger user commands, causing problems with
          reading log pages (for instance). This touches both NVMe,
          and the block core since that is now generally utilized also
          for these types of commands.

        - Hot removal fixes.

        - User exploitable issue with passthrough IO commands, if !length
          is given, causing us to fault on writing to the zero
          page.

        - Fix for a hang under error conditions

   - And finally, the current series regression for umount with cgroup
     writeback, where the final flush would happen async and hence open
     up window after umount where the device wasn't consistent.  fsck
     right after umount would show this.  From Tejun"

* 'for-linus2' of git://git.kernel.dk/linux-block:
  block: support large requests in blk_rq_map_user_iov
  block: fix blk_rq_get_max_sectors for driver private requests
  nvme: fix max_segments integer truncation
  nvme: set queue limits for the admin queue
  writeback: flush inode cgroup wb switches instead of pinning super_block
  NVMe: Fix 0-length integrity payload
  NVMe: Don't allow unsupported flags
  NVMe: Move error handling to failed reset handler
  NVMe: Simplify device reset failure
  NVMe: Fix namespace removal deadlock
  NVMe: Use IDA for namespace disk naming
  NVMe: Don't unmap controller registers on reset
  block: merge: get the 1st and last bvec via helpers
  block: get the 1st and last bvec via helpers
  block: check virt boundary in bio_will_gap()
  block: bio: introduce helpers to get the 1st and last bvec
2016-03-04 18:17:17 -08:00
Linus Torvalds bdf9d29799 Additional 4.5-rc6 fixes
- One fix to an error path in the core
 - One fix for RoCE in the core
 - Two related fixes for the core/mlx5
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dledford/rdma

Pull rdma fixes from Doug Ledford:
 "Additional 4.5-rc6 fixes.

  I have four patches today.  I had previously thought I had submitted
  two of them last week, but they were accidentally skipped :-(.

   - One fix to an error path in the core
   - One fix for RoCE in the core
   - Two related fixes for the core/mlx5"

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dledford/rdma:
  IB/core: Use GRH when the path hop-limit > 0
  IB/{core, mlx5}: Fix input len in vendor part of create_qp/srq
  IB/mlx5: Avoid using user-index for SRQs
  IB/core: Fix missed clean call in registration path
2016-03-04 18:06:49 -08:00
Linus Torvalds 638c201e3f Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
Pull drm fixes from Dave Airlie:
 "This contains one i915 patch twice, as I merged it locally for
  testing, and then pulled some stuff in on top, and then Jani sent to
  me, I didn't think it was worth redoing all the merges of what I had
  tested.

  Summary:

   - amdgpu/radeon fixes for some more power management and VM races.

   - Two i915 fixes, one for the a recent regression, one another power
     management fix for skylake.

   - Two tegra dma mask fixes for a regression.

   - One ast fix for a typo I made transcribing the userspace driver,
     that I'd like to get into stable so I don't forget about it"

* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
  gpu: host1x: Set DMA ops on device creation
  gpu: host1x: Set DMA mask
  drm/amdgpu: return from atombios_dp_get_dpcd only when error
  drm/amdgpu/cz: remove commented out call to enable vce pg
  drm/amdgpu/powerplay/cz: enable/disable vce dpm independent of vce pg
  drm/amdgpu/cz: enable/disable vce dpm even if vce pg is disabled
  drm/amdgpu/gfx8: specify which engine to wait before vm flush
  drm/amdgpu: apply gfx_v8 fixes to gfx_v7 as well
  drm/amd/powerplay: send event to notify powerplay all modules are initialized.
  drm/amd/powerplay: export AMD_PP_EVENT_COMPLETE_INIT task to amdgpu.
  drm/radeon/pm: update current crtc info after setting the powerstate
  drm/amdgpu/pm: update current crtc info after setting the powerstate
  drm/i915: Balance assert_rpm_wakelock_held() for !IS_ENABLED(CONFIG_PM)
  drm/i915/skl: Fix power domain suspend sequence
  drm/ast: Fix incorrect register check for DRAM width
  drm/i915: Balance assert_rpm_wakelock_held() for !IS_ENABLED(CONFIG_PM)
2016-03-04 17:56:48 -08:00
Linus Torvalds b80e8e2811 Power management and ACPI fixes for v4.5-rc7
- Prevent the graph tracer from crashing when used over
    suspend-to-RAM on x86 by pausing it before invoking
    do_suspend_lowlevel() and un-pausing it when that function
    has returned (Todd Brandt).
 
  - Fix build issues in the qoriq and mediatek cpufreq drivers
    related to broken dependencies on THERMAL (Arnd Bergmann).
 
 /
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Merge tag 'pm+acpi-4.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management and ACPI fixes from Rafael Wysocki:
 "Two build fixes for cpufreq drivers (including one for breakage
  introduced recently) and a fix for a graph tracer crash when used over
  suspend-to-RAM on x86.

  Specifics:

   - Prevent the graph tracer from crashing when used over suspend-to-
     RAM on x86 by pausing it before invoking do_suspend_lowlevel() and
     un-pausing it when that function has returned (Todd Brandt).

   - Fix build issues in the qoriq and mediatek cpufreq drivers related
     to broken dependencies on THERMAL (Arnd Bergmann)"

* tag 'pm+acpi-4.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  PM / sleep / x86: Fix crash on graph trace through x86 suspend
  cpufreq: mediatek: allow building as a module
  cpufreq: qoriq: allow building as module with THERMAL=m
2016-03-04 17:51:16 -08:00
Linus Torvalds ed385c7a17 arm64 fix:
- Ensure struct page array fits within vmemmap area
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Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

Pull arm64 fix from Will Deacon:
 "Arm64 fix for -rc7.  Without it, our struct page array can overflow
  the vmemmap region on systems with a large PHYS_OFFSET.

  Nothing else on the radar at the moment, so hopefully that's it for
  4.5 from us.

  Summary: Ensure struct page array fits within vmemmap area"

* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
  arm64: vmemmap: use virtual projection of linear region
2016-03-04 17:43:40 -08:00
Linus Torvalds c51797d25d This contains two important JFFS2 fixes marked for stable:
• a lock ordering problem between the page lock and the internal f->sem
    mutex, which was causing occasional deadlocks in garbage collection, and
  • a scan failure causing moved directories to sometimes end up appearing
    to have hard links.
 
 There are also a couple of trivial MAINTAINERS file updates.
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Merge tag 'for-linus-20160304' of git://git.infradead.org/linux-mtd

Pull jffs2 fixes from David Woodhouse:
 "This contains two important JFFS2 fixes marked for stable:

   - a lock ordering problem between the page lock and the internal
     f->sem mutex, which was causing occasional deadlocks in garbage
     collection

   - a scan failure causing moved directories to sometimes end up
     appearing to have hard links.

  There are also a couple of trivial MAINTAINERS file updates"

* tag 'for-linus-20160304' of git://git.infradead.org/linux-mtd:
  MAINTAINERS: add maintainer entry for FREESCALE GPMI NAND driver
  Fix directory hardlinks from deleted directories
  jffs2: Fix page lock / f->sem deadlock
  Revert "jffs2: Fix lock acquisition order bug in jffs2_write_begin"
  MAINTAINERS: update Han's email
2016-03-04 17:36:46 -08:00
Linus Torvalds 2cdcb2b5b5 Merge branch 'for-linus-4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs
Pull btrfs fix from Chris Mason:
 "Filipe nailed down a problem where tree log replay would do some work
  that orphan code wasn't expecting to be done yet, leading to BUG_ON"

* 'for-linus-4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs:
  Btrfs: fix loading of orphan roots leading to BUG_ON
2016-03-04 17:31:32 -08:00