Commit Graph

692551 Commits

Author SHA1 Message Date
Linus Torvalds 8cdaad9647 sound fixes for 4.13-rc3
This is a pretty boring pull request, containing a few HD-audio
 quirks and ID updates as usual suspects, as well as a fix for a
 regression of FM801 chip on ia64 (what a legacy combination!)
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Merge tag 'sound-4.13-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "This is a pretty boring pull request, containing a few HD-audio quirks
  and ID updates as usual suspects, as well as a fix for a regression of
  FM801 chip on ia64 (what a legacy combination!)"

* tag 'sound-4.13-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: hda - Add mute led support for HP ProBook 440 G4
  ALSA: hda/realtek - No loopback on ALC225/ALC295 codec
  ALSA: hda/realtek - Update headset mode for ALC225
  ALSA: fm801: Initialize chip after IRQ handler is registered
  ALSA: hda/realtek - Update headset mode for ALC298
  ALSA: hda - Add missing NVIDIA GPU codec IDs to patch table
2017-07-27 10:44:28 -07:00
Linus Torvalds 60187bd4fd Merge branch 'fixes' of git://git.armlinux.org.uk/~rmk/linux-arm
Pull ARM fixes from Russell King:
 "Two areas addressed by these fixes:

   - Fixes from Dave Martin for the signal frames that were broken with
     certain configurations. No one noticed until recently.

   - More kexec fixes to ensure that the crashkernel region is correctly
     allocated, and a fix for the location of the device tree when
     several kexec kernels are loaded"

* 'fixes' of git://git.armlinux.org.uk/~rmk/linux-arm:
  ARM: 8687/1: signal: Fix unparseable iwmmxt_sigframe in uc_regspace[]
  ARM: 8686/1: iwmmxt: Add missing __user annotations to sigframe accessors
  ARM: kexec: fix failure to boot crash kernel
  ARM: kexec: avoid allocating crashkernel region outside lowmem
2017-07-27 10:35:07 -07:00
Alex Williamson 796b755066 vfio/pci: Fix handling of RC integrated endpoint PCIe capability size
Root complex integrated endpoints do not have a link and therefore may
use a smaller PCIe capability in config space than we expect when
building our config map.  Add a case for these to avoid reporting an
erroneous overlap.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
2017-07-27 10:39:33 -06:00
NeilBrown 6ba80d4348 NFS: Optimize fallocate by refreshing mapping when needed.
posix_fallocate() will allocate space in an NFS file by considering
the last byte of every 4K block.  If it is before EOF, it will read
the byte and if it is zero, a zero is written out.  If it is after EOF,
the zero is unconditionally written.

For the blocks beyond EOF, if NFS believes its cache is valid, it will
expand these writes to write full pages, and then will merge the pages.
This results if (typically) 1MB writes.  If NFS believes its cache is
not valid (particularly if NFS_INO_INVALID_DATA or
NFS_INO_REVAL_PAGECACHE are set - see nfs_write_pageuptodate()), it will
send the individual 1-byte writes. This results in (typically) 256 times
as many RPC requests, and can be substantially slower.

Currently nfs_revalidate_mapping() is only used when reading a file or
mmapping a file, as these are times when the content needs to be
up-to-date.  Writes don't generally need the cache to be up-to-date, but
writes beyond EOF can benefit, particularly in the posix_fallocate()
case.

So this patch calls nfs_revalidate_mapping() when writing beyond EOF -
i.e. when there is a gap between the end of the file and the start of
the write.  If the cache is thought to be out of date (as happens after
taking a file lock), this will cause a GETATTR, and the two flags
mentioned above will be cleared.  With this, posix_fallocate() on a
newly locked file does not generate excessive tiny writes.

Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
2017-07-27 11:22:42 -04:00
NeilBrown 442ce0499c NFS: invalidate file size when taking a lock.
Prior to commit ca0daa277a ("NFS: Cache aggressively when file is open
for writing"), NFS would revalidate, or invalidate, the file size when
taking a lock.  Since that commit it only invalidates the file content.

If the file size is changed on the server while wait for the lock, the
client will have an incorrect understanding of the file size and could
corrupt data.  This particularly happens when writing beyond the
(supposed) end of file and can be easily be demonstrated with
posix_fallocate().

If an application opens an empty file, waits for a write lock, and then
calls posix_fallocate(), glibc will determine that the underlying
filesystem doesn't support fallocate (assuming version 4.1 or earlier)
and will write out a '0' byte at the end of each 4K page in the region
being fallocated that is after the end of the file.
NFS will (usually) detect that these writes are beyond EOF and will
expand them to cover the whole page, and then will merge the pages.
Consequently, NFS will write out large blocks of zeroes beyond where it
thought EOF was.  If EOF had moved, the pre-existing part of the file
will be over-written.  Locking should have protected against this,
but it doesn't.

This patch restores the use of nfs_zap_caches() which invalidated the
cached attributes.  When posix_fallocate() asks for the file size, the
request will go to the server and get a correct answer.

cc: stable@vger.kernel.org (v4.8+)
Fixes: ca0daa277a ("NFS: Cache aggressively when file is open for writing")
Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
2017-07-27 11:22:42 -04:00
Paul Kocialkowski fea2099597 gpu: host1x: Free the IOMMU domain when there is no device to attach
When there is no device to attach to the IOMMU domain, as may be the
case when the device-tree does not contain the proper iommu node, it is
best to keep going without IOMMU support rather than failing.
This allows the driver to probe and function instead of taking down
all of the tegra drm driver, leading to missing display support.

Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Fixes: 404bfb78da ("gpu: host1x: Add IOMMU support")
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
Tested-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170710193305.5987-1-contact@paulk.fr
2017-07-27 16:57:34 +02:00
Shawn Lin 3f5b4b79d4 Documentation: dw-mshc: deprecate num-slots
dwmmc host driver already deprecate it in the driver
but didn't modify the documentation to reflect the fact.
This patch deprecates it and clean up num-slots from the
examples of all variant host drivers.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Acked-by: Jaehoon Chung <jh80.chung@samsung.com>
Acked-by: Rob Herring <robh@kernel.org>
Fixes: d30a8f7bdf ("mmc: dw_mmc: deprecated the "num-slots" property")
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2017-07-27 16:11:39 +02:00
Jens Axboe 5a60f4b6da Merge branch 'nvme-4.13' of git://git.infradead.org/nvme into for-linus
Pull NVMe fixes from Christoph
2017-07-27 08:08:22 -06:00
Alex Deucher c471e70b18 drm/amdgpu: fix header on gfx9 clear state
This got missed when we open sourced this.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
2017-07-27 10:01:49 -04:00
Shawn Lin 16f5df8b5d mmc: dw_mmc: fix the wrong condition check of getting num-slots from DT
Change to print the information about when the deprecated "num-slots" DT
binding is being used, as to avoid confusion when browsing the log:

dwmmc_rockchip fe320000.dwmmc: 'num-slots' was deprecated.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Fixes: d30a8f7bdf ("mmc: dw_mmc: deprecated the "num-slots" property")
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2017-07-27 15:57:30 +02:00
Paul Blakey bcec601f30 net/mlx5: Fix mlx5_add_flow_rules call with correct num of dests
When adding ethtool steering rule with action DISCARD we wrongly
pass a NULL dest with dest_num 1 to mlx5_add_flow_rules().
What this error seems to have caused is sending VPORT 0
(MLX5_FLOW_DESTINATION_TYPE_VPORT) as the fte dest instead of no dests.
We have fte action correctly set to DROP so it might been ignored
anyways.

To reproduce use:
 # sudo ethtool --config-nfc <dev> flow-type ether \
   dst aa:bb:cc:dd:ee:ff action -1

Fixes: 74491de937 ("net/mlx5: Add multi dest support")
Signed-off-by: Paul Blakey <paulb@mellanox.com>
Reviewed-by: Mark Bloch <markb@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-27 16:40:17 +03:00
Eugenia Emantayev f08c39ed0b net/mlx5e: Schedule overflow check work to mlx5e workqueue
This is done in order to ensure that work will not run after the cleanup.

Fixes: ef9814deaf ('net/mlx5e: Add HW timestamping (TS) support')
Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-27 16:40:17 +03:00
Eugenia Emantayev d439c84509 net/mlx5e: Fix wrong delay calculation for overflow check scheduling
The overflow_period is calculated in seconds. In order to use it
for delayed work scheduling translation to jiffies is needed.

Fixes: ef9814deaf ('net/mlx5e: Add HW timestamping (TS) support')
Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-27 16:40:17 +03:00
Eugenia Emantayev cf5033089b net/mlx5e: Add missing support for PTP_CLK_REQ_PPS request
Add the missing option to enable the PTP_CLK_PPS function.
In this case pin should be configured as 1PPS IN first and
then it will be connected to PPS mechanism.
Events will be reported as PTP_CLOCK_PPSUSR events to relevant sysfs.

Fixes: ee7f12205a ('net/mlx5e: Implement 1PPS support')
Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-27 16:40:17 +03:00
Eugenia Emantayev 4272f9b88d net/mlx5e: Change 1PPS out scheme
In order to fix the drift in 1PPS out need to adjust the next pulse.
On each 1PPS out falling edge driver gets the event, then the event
handler adjusts the next pulse starting time.

Fixes: ee7f12205a ('net/mlx5e: Implement 1PPS support')
Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-27 16:40:17 +03:00
Eugenia Emantayev 49c5031ca6 net/mlx5e: Fix broken disable 1PPS flow
Need to disable the MTPPS and unsubscribe from the pulse events
when user disables the 1PPS functionality.

Fixes: ee7f12205a ('net/mlx5e: Implement 1PPS support')
Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-27 16:40:17 +03:00
Eugenia Emantayev fa3676885e net/mlx5e: Add field select to MTPPS register
In order to mark relevant fields while setting the MTPPS register
add field select. Otherwise it can cause a misconfiguration in
firmware.

Fixes: ee7f12205a ('net/mlx5e: Implement 1PPS support')
Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-27 16:40:17 +03:00
Eugenia Emantayev 0b794ffae7 net/mlx5: Fix mlx5_ifc_mtpps_reg_bits structure size
Fix miscalculation in reserved_at_1a0 field.

Fixes: ee7f12205a ('net/mlx5e: Implement 1PPS support')
Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-27 16:40:17 +03:00
Ilan Tayari 0242f4a0bb net/mlx5e: Fix outer_header_zero() check size
outer_header_zero() routine checks if the outer_headers match of a
flow-table entry are all zero.

This function uses the size of whole fte_match_param, instead of just
the outer_headers member, causing failure to detect all-zeros if
any other members of the fte_match_param are non-zero.

Use the correct size for zero check.

Fixes: 6dc6071cfc ("net/mlx5e: Add ethtool flow steering support")
Signed-off-by: Ilan Tayari <ilant@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-27 16:40:16 +03:00
Alex Vesker 58569ef8f6 net/mlx5e: IPoIB, Modify add/remove underlay QPN flows
On interface remove, the clean-up was done incorrectly causing
an error in the log:
"SET_FLOW_TABLE_ROOT(0x92f) op_mod(0x0) failed...syndrome (0x7e9f14)"

This was caused by the following flow:
-ndo_uninit:
 Move QP state to RST (this disconnects the QP from FT),
 the QP cannot be attached to any FT unless it is in RTS.

-mlx5_rdma_netdev_free:
 cleanup_rx: Destroy FT
 cleanup_tx: Destroy QP and remove QPN from FT

This caused a problem when destroying current FT we tried to
re-attach the QP to the next FT which is not needed.

The correct flow is:
-mlx5_rdma_netdev_free:
	cleanup_rx: remove QPN from FT & Destroy FT
	cleanup_tx: Destroy QP

Fixes: 508541146a ("net/mlx5: Use underlay QPN from the root name space")
Signed-off-by: Alex Vesker <valex@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-27 16:40:16 +03:00
Moshe Shemesh 219c81f7d1 net/mlx5: Fix command bad flow on command entry allocation failure
When driver fail to allocate an entry to send command to FW, it must
notify the calling function and release the memory allocated for
this command.

Fixes: e126ba97db ('mlx5: Add driver for Mellanox Connect-IB adapters')
Signed-off-by: Moshe Shemesh <moshe@mellanox.com>
Cc: kernel-team@fb.com
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-27 16:40:16 +03:00
Moshe Shemesh 061870800e net/mlx5: Fix command completion after timeout access invalid structure
Completion on timeout should not free the driver command entry structure
as it will need to access it again once real completion event from FW
will occur.

Fixes: 73dd3a4839 ('net/mlx5: Avoid using pending command interface slots')
Signed-off-by: Moshe Shemesh <moshe@mellanox.com>
Cc: kernel-team@fb.com
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-27 16:40:16 +03:00
Aviv Heller dc798b4cc0 net/mlx5: Consider tx_enabled in all modes on remap
The tx_enabled lag event field is used to determine whether a slave is
active.
Current logic uses this value only if the mode is active-backup.

However, LACP mode, although considered a load balancing mode, can mark
a slave as inactive in certain situations (e.g., LACP timeout).

This fix takes the tx_enabled value into account when remapping, with
no respect to the LAG mode (this should not affect the behavior in XOR
mode, since in this mode both slaves are marked as active).

Fixes: 7907f23adc (net/mlx5: Implement RoCE LAG feature)
Signed-off-by: Aviv Heller <avivh@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-27 16:40:16 +03:00
Eran Ben Elisha 079adf0539 net/mlx5: Clean SRIOV eswitch resources upon VF creation failure
Upon sriov enable, eswitch is always enabled.
Currently, if enable hca failed over all VFs, we would skip eswitch
disable as part of sriov disable, which will lead to resources leak.

Fix it by disabling eswitch if it was enabled (use indication from
eswitch mode).

Fixes: 6b6adee3da ('net/mlx5: SRIOV core code refactoring')
Signed-off-by: Eran Ben Elisha <eranbe@mellanox.com>
Signed-off-by: Noa Osherovich <noaos@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-27 16:40:16 +03:00
Thomas Gleixner 8397913303 genirq/cpuhotplug: Revert "Set force affinity flag on hotplug migration"
That commit was part of the changes moving x86 to the generic CPU hotplug
interrupt migration code. The force flag was required on x86 before the
hierarchical irqdomain rework, but invoking set_affinity() with force=true
stayed and had no side effects.

At some point in the past, the force flag got repurposed to support the
exynos timer interrupt affinity setting to a not yet online CPU, so the
interrupt controller callback does not verify the supplied affinity mask
against cpu_online_mask.

Setting the flag in the CPU hotplug code causes the cpu online masking to
be blocked on these irq controllers and results in potentially affining an
interrupt to the CPU which is unplugged, i.e. instead of moving it away,
it's just reassigned to it.

As the force flags is not longer needed on x86, it's safe to revert that
patch so the ARM irqchips which use the force flag work again.

Add comments to that effect, so this won't happen again.

Note: The online mask handling should be done in the generic code and the
force flag and the masking in the irq chips removed all together, but
that's not a change possible for 4.13. 

Fixes: 77f85e66aa ("genirq/cpuhotplug: Set force affinity flag on hotplug migration")
Reported-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Will Deacon <will.deacon@arm.com>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: LAK <linux-arm-kernel@lists.infradead.org>
Link: http://lkml.kernel.org/r/alpine.DEB.2.20.1707271217590.3109@nanos
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2017-07-27 15:40:02 +02:00
Chen-Yu Tsai c50f9fb6c5 ARM: dts: sun8i: a83t: Switch to CCU device tree binding macros
Now that the CCU device tree binding headers have been merged, we can
use the properly named macros in the device tree, instead of raw
numbers.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
2017-07-27 21:18:48 +08:00
Corentin Labbe 3a4bae5fd4 arm64: allwinner: sun50i-a64: Correct emac register size
The datasheet said that emac register size is 0x10000 not 0x100

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
[wens@csie.org: Fixed commit subject prefix]
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
2017-07-27 21:18:43 +08:00
Corentin Labbe 072b6e3692 ARM: dts: sunxi: h3/h5: Correct emac register size
The datasheet said that emac register size is 0x10000 not 0x104

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
[wens@csie.org: Fixed commit subject prefix]
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
2017-07-27 21:10:32 +08:00
Will Deacon a3287c41ff drivers/perf: arm_pmu: Request PMU SPIs with IRQF_PER_CPU
Since the PMU register interface is banked per CPU, CPU PMU interrrupts
cannot be handled by a CPU other than the one with the PMU asserting the
interrupt. This means that migrating PMU SPIs, as we do during a CPU
hotplug operation doesn't make any sense and can lead to the IRQ being
disabled entirely if we route a spurious IRQ to the new affinity target.

This has been observed in practice on AMD Seattle, where CPUs on the
non-boot cluster appear to take a spurious PMU IRQ when coming online,
which is routed to CPU0 where it cannot be handled.

This patch passes IRQF_PERCPU for PMU SPIs and forcefully sets their
affinity prior to requesting them, ensuring that they cannot
be migrated during hotplug events. This interacts badly with the DB8500
erratum workaround that ping-pongs the interrupt affinity from the handler,
so we avoid passing IRQF_PERCPU in that case by allowing the IRQ flags
to be overridden in the platdata.

Fixes: 3cf7ee98b8 ("drivers/perf: arm_pmu: move irq request/free into probe")
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
2017-07-27 13:43:22 +01:00
Arnd Bergmann 77a374c299 ARM: sa1100: normalize clk API
sa1100 provides its own variant of the clk API rather than using the
generic COMMON_CLK API. This generally works, but it causes some link
errors with drivers using the clk_set_rate, clk_get_parent, clk_set_parent
or clk_round_rate functions when a platform lacks those interfaces.

This adds trivial stub implementations for each of them, based on
the behavior of the COMMON_CLK implementation:

- set_rate() and set_parent() report success without doing anything
- round_rate() returns the clk rate
- get_parent() returns NULL.

This adds the minimal bloat and should do the right thing for
the simple clock hardware in this SoC.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2017-07-27 13:15:50 +02:00
Arnd Bergmann 31d5cf1476 ARM: davinci: normalize clk API
davinci still has its own clk implementation, but lacks
a clk_get_parent() helper, which can lead to link errors
in randconfig builds.

This adds the usual implementation.

Acked-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2017-07-27 13:15:29 +02:00
Arnd Bergmann d997211e1e ARM: sa1100/pxa: fix MTD_XIP build
In commit 3169663ac5 "ARM: sa11x0/pxa: convert OS timer registers
to IOMEM", the definition of the OSCR macro was changed to be an
__iomem pointer, but the same register is also used by the XIP
code. This patch does the corresponding change here as well.

On PXA, the IRQ register definitions were removed even earlier, in
commit 5d284e353e ("ARM: pxa: avoid accessing interrupt registers
directly"). This patch unfortunately brings some of that back. An
earlier version of my patch moved the code into an external function,
which could not work for CONFIG_XIP_KERNEL+CONFIG_MTD_XIP, so this
restores something close to the original code.

Link: http://lists.infradead.org/pipermail/linux-arm-kernel/2014-March/241716.html
Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2017-07-27 13:14:41 +02:00
Arnd Bergmann 8b9740178f ARM: davinci: don't mark vpif_input structures as 'const'
A change to the platform data definitions caused a warning in the board code:

arch/arm/mach-davinci/board-da850-evm.c:1221:13: warning: initialization discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
arch/arm/mach-davinci/board-da850-evm.c:1231:13: warning: initialization discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]

This is a bit unfortunate, since we generally like structure definitions to
be const, but as this is legacy code, the easiest way out is still to
remove the 'const' annotation here.

Fixes: 4a5f8ae50b ("[media] davinci: vpif_capture: get subdevs from DT when available")
Fixes: 231ce279e6 ("ARM: davinci: fix const warnings")
Acked-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2017-07-27 13:13:26 +02:00
Geert Uytterhoeven fe89168c40 soc: zte: Restrict SOC_ZTE to ARCH_ZX or COMPILE_TEST
The ZTE SoC drivers are only useful when building for a ZTE ZX platform.

Fixes: 4c2c2e3971 ("soc: zte: pm_domains: Prepare for supporting ARMv8 zx2967 family")
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Reviewed-by: Baoyou Xie <baoyou.xie@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2017-07-27 13:12:34 +02:00
Arend Van Spriel 5f5d03143d brcmfmac: fix memleak due to calling brcmf_sdiod_sgtable_alloc() twice
Due to a bugfix in wireless tree and the commit mentioned below a merge
was needed which went haywire. So the submitted change resulted in the
function brcmf_sdiod_sgtable_alloc() being called twice during the probe
thus leaking the memory of the first call.

Cc: stable@vger.kernel.org # 4.6.x
Fixes: 4d79289598 ("brcmfmac: switch to new platform data")
Reported-by: Stefan Wahren <stefan.wahren@i2se.com>
Tested-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-07-27 14:03:14 +03:00
Daniel Stone 58f36b4526 brcmfmac: Don't grow SKB by negative size
The commit to rework the headroom check in start_xmit() now calls
pxskb_expand_head() unconditionally if the header is CoW. Unfortunately,
it does so with the delta between the extant headroom and the header
length, which may be negative if there is already sufficient headroom.

pskb_expand_head() does allow for size being 0, in which case it just
copies, so clamp the header delta to zero.

Opening Chrome (and all my tabs) on a PCIE device was enough to reliably
hit this.

Fixes: 270a6c1f65 ("brcmfmac: rework headroom check in .start_xmit()")
Signed-off-by: Daniel Stone <daniels@collabora.com>
Cc: Arend Van Spriel <arend.vanspriel@broadcom.com>
Cc: James Hughes <james.hughes@raspberrypi.org>
Cc: Hante Meuleman <hante.meuleman@broadcom.com>
Cc: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com>
Cc: Franky Lin <franky.lin@broadcom.com>
Tested-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-07-27 14:02:16 +03:00
Kevin Hilman 6ea57ad6b9 ARM: dts: da850-lcdk: drop unused VPIF endpoints
Drop the unused endpoints.  They should only be used when there is an
actual remote-endpoint connected.

Cc: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2017-07-27 16:29:44 +05:30
Kevin Hilman 0b048ff2cf ARM: dts: da850-evm: drop unused VPIF endpoints
Drop the unused endpoints.  They should only be used when there is
an actual remote-endpoint connected.

Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2017-07-27 16:29:43 +05:30
Arnd Bergmann 75f4e38131 mvebu fixes for 4.13 (part 1)
- Fix wrong irq type for gpio expeander on Armada 388 GP
 - Use __pa_symbol instead of virt_to_phys in the mv98dx3236 platform
   SMP code
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Merge tag 'mvebu-fixes-4.13-1' of git://git.infradead.org/linux-mvebu into fixes

Pull "mvebu fixes for 4.13 (part 1)" from Gregory CLEMENT:

- Fix wrong irq type for gpio expeander on Armada 388 GP
- Use __pa_symbol instead of virt_to_phys in the mv98dx3236 platform
  SMP code

* tag 'mvebu-fixes-4.13-1' of git://git.infradead.org/linux-mvebu:
  ARM: dts: armada-38x: Fix irq type for pca955
  ARM: mvebu: use __pa_symbol in the mv98dx3236 platform SMP code
2017-07-27 12:54:35 +02:00
Krzysztof Kozlowski a3c0d2fb08 ARM: dts: exynos: Add clocks to audss block to fix silent hang on Exynos4412
Add necessary parent clocks for audss (Audio SubSystem, MAUDIO) clock
controller block.

This allows driver to keep EPLL enabled before accessing any MAUDIO
registers thus fixing silent hang.  This silent hang appeared with
commit 6edfa11cb3 ("clk: samsung: Add enable/disable operation for
PLL36XX clocks"), e.g. on Odroid U3 usually with last (but unrelated)
messages:

	[    2.382741] input: gpio_keys as /devices/platform/gpio_keys/input/input0
	[    2.405686] usb 1-3: new high-speed USB device number 3 using exynos-ehci
	[    2.419843] max77686-rtc max77686-rtc: setting system clock to 2017-06-21 17:04:13 UTC (1498064653)

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2017-07-27 12:53:15 +02:00
Arnd Bergmann b2e58cbee3 Second Round of Renesas ARM Based SoC Fixes for v4.13
Correct order of sound clock frequencies for ULCB boards
 used by r8a7795 and r8a7796 SoCs.
 
 These sounds clock frequencies are used as the ADG clock (output clocks
 for audio module) initial setting and sound codec's initial system clock
 which needs the maximum clock frequency. Thus, descending order is
 required.
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Merge tag 'renesas-fixes2-for-v4.13' of https://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into fixes

Pull "Second Round of Renesas ARM Based SoC Fixes for v4.13" from Simon Horman:

Correct order of sound clock frequencies for ULCB boards
used by r8a7795 and r8a7796 SoCs.

These sounds clock frequencies are used as the ADG clock (output clocks
for audio module) initial setting and sound codec's initial system clock
which needs the maximum clock frequency. Thus, descending order is
required.

* tag 'renesas-fixes2-for-v4.13' of https://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
  arm64: dts: renesas: ulcb: sound clock-frequency needs descending order
2017-07-27 12:51:28 +02:00
Arnd Bergmann d4e740053a Few fixes for omaps for issues found recently:
- Fix disable_irq related shared IRQ warnings for omap3 PRM
 
 - Fix omap4 legacy code regression that accidentally removed code that
   we still need for PRM interrupts
 
 - Fix dm8168-evm NAND pins and MMC write protect pin direction
 
 - Fix dra71-evm mdio impedance values
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Merge tag 'omap-for-v4.13/fixes-merge-window' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into fixes

Pull "Few fixes for omaps for issues found recently" from Tony Lindgren:

- Fix disable_irq related shared IRQ warnings for omap3 PRM

- Fix omap4 legacy code regression that accidentally removed code that
  we still need for PRM interrupts

- Fix dm8168-evm NAND pins and MMC write protect pin direction

- Fix dra71-evm mdio impedance values

* tag 'omap-for-v4.13/fixes-merge-window' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: dts: dra71-evm: mdio: Fix impedance values
  ARM: dts: dm816x: Correct the state of the write protect pin
  ARM: dts: dm816x: Correct NAND support nodes
  ARM: OMAP4: Fix legacy code clean-up regression
  ARM: OMAP2+: Fix omap3 prm shared irq
2017-07-27 12:50:35 +02:00
Arnd Bergmann 2f9227c798 Renesas ARM Based SoC Fixes for v4.13
Correct order of sound clock frequencies for Salvator boards
 used by r8a7795 and r8a7796 SoCs.
 
 These sounds clock frequencies are used as the ADG clock (output clocks
 for audio module) initial setting and sound codec's initial system clock
 which needs the maximum clock frequency. Thus, descending order is
 required.
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Merge tag 'renesas-fixes-for-v4.13' of https://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into fixes

Pull "Renesas ARM Based SoC Fixes for v4.13" from Simon Horman:

Correct order of sound clock frequencies for Salvator boards
used by r8a7795 and r8a7796 SoCs.

These sounds clock frequencies are used as the ADG clock (output clocks
for audio module) initial setting and sound codec's initial system clock
which needs the maximum clock frequency. Thus, descending order is
required.

* tag 'renesas-fixes-for-v4.13' of https://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
  arm64: renesas: salvator-common: sound clock-frequency needs descending order
2017-07-27 12:48:50 +02:00
Ville Syrjälä d34cfebbf9 drm/i915: Fix cursor updates on some platforms
Turns out that just writing CURPOS isn't sufficient to move the cursor
on some platforms. My 830 works just fine, but eg. 945 and PNV don't.
On those platforms we need to arm even the CURPOS update with a
CURBASE write.

Even worse, a write to any of the cursor register apart from CURBASE
will cancel an already pending cursor update. So if we have armed a
CURCNTR/CURBASE update, a subsequent CURPOS write prior to vblank
would cancel that armed update. Thus we're left with a cursor that
doesn't appear to move, or even change shape.

Fix the problem by always performing the CURBASE write after a
CURPOS write. Bspec is somewhat unclear which platforms actually
require this CURBASE write and which don't. So to keep it simple
and to make sure we really fix the problem across all supported
devices, let's just perform the CURBASE write unconditionally.

Cc: Paul Menzel <pmenzel@molgen.mpg.de>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=101790
Fixes: 75343a44c9 ("drm/i915: Drop useless posting reads from cursor commit")
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Tested-by: Paul Menzel <paulepanter@users.sourceforge.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20170714155227.6089-1-ville.syrjala@linux.intel.com
(cherry picked from commit 8753d2bc5e)
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2017-07-27 11:20:49 +02:00
Imre Deak 7728124af3 drm/i915: Fix user ptr check size in eb_relocate_vma()
Fix the sizeof(ptr) vs. sizeof(*ptr) typo.

Fixes: 2889caa923 ("drm/i915: Eliminate lots of iterations over the execobjects array")
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/20170714151242.517-2-imre.deak@intel.com
(cherry picked from commit edd9003f7f)
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2017-07-27 11:20:44 +02:00
Xin Long 6b84202c94 sctp: fix the check for _sctp_walk_params and _sctp_walk_errors
Commit b1f5bfc27a ("sctp: don't dereference ptr before leaving
_sctp_walk_{params, errors}()") tried to fix the issue that it
may overstep the chunk end for _sctp_walk_{params, errors} with
'chunk_end > offset(length) + sizeof(length)'.

But it introduced a side effect: When processing INIT, it verifies
the chunks with 'param.v == chunk_end' after iterating all params
by sctp_walk_params(). With the check 'chunk_end > offset(length)
+ sizeof(length)', it would return when the last param is not yet
accessed. Because the last param usually is fwdtsn supported param
whose size is 4 and 'chunk_end == offset(length) + sizeof(length)'

This is a badly issue even causing sctp couldn't process 4-shakes.
Client would always get abort when connecting to server, due to
the failure of INIT chunk verification on server.

The patch is to use 'chunk_end <= offset(length) + sizeof(length)'
instead of 'chunk_end < offset(length) + sizeof(length)' for both
_sctp_walk_params and _sctp_walk_errors.

Fixes: b1f5bfc27a ("sctp: don't dereference ptr before leaving _sctp_walk_{params, errors}()")
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-27 00:03:12 -07:00
Xin Long e90ce2fc27 dccp: fix a memleak for dccp_feat_init err process
In dccp_feat_init, when ccid_get_builtin_ccids failsto alloc
memory for rx.val, it should free tx.val before returning an
error.

Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-27 00:01:05 -07:00
Xin Long b7953d3c0e dccp: fix a memleak that dccp_ipv4 doesn't put reqsk properly
The patch "dccp: fix a memleak that dccp_ipv6 doesn't put reqsk
properly" fixed reqsk refcnt leak for dccp_ipv6. The same issue
exists on dccp_ipv4.

This patch is to fix it for dccp_ipv4.

Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-27 00:01:05 -07:00
Xin Long 0c2232b0a7 dccp: fix a memleak that dccp_ipv6 doesn't put reqsk properly
In dccp_v6_conn_request, after reqsk gets alloced and hashed into
ehash table, reqsk's refcnt is set 3. one is for req->rsk_timer,
one is for hlist, and the other one is for current using.

The problem is when dccp_v6_conn_request returns and finishes using
reqsk, it doesn't put reqsk. This will cause reqsk refcnt leaks and
reqsk obj never gets freed.

Jianlin found this issue when running dccp_memleak.c in a loop, the
system memory would run out.

dccp_memleak.c:
  int s1 = socket(PF_INET6, 6, IPPROTO_IP);
  bind(s1, &sa1, 0x20);
  listen(s1, 0x9);
  int s2 = socket(PF_INET6, 6, IPPROTO_IP);
  connect(s2, &sa1, 0x20);
  close(s1);
  close(s2);

This patch is to put the reqsk before dccp_v6_conn_request returns,
just as what tcp_conn_request does.

Reported-by: Jianlin Shi <jishi@redhat.com>
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-27 00:01:05 -07:00
Aneesh Kumar K.V 0da12a7a81 powerpc/mm/hash: Free the subpage_prot_table correctly
Fixes: dad6f37c26 ("powerpc: subpage_protect: Increase the array size to take care of 64TB")
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Tested-by: Ram Pai <linuxram@us.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2017-07-27 13:05:50 +10:00