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96,072 commits

Author SHA1 Message Date
Hans de Goede
eac53b3664 power: supply: axp288_charger: Drop platform_data dependency
When the axp288_charger driver was originally merged, it was merged with
a dependency on some other driver providing platform data for it.

However the battery-data-framework which should provide that data never
got merged, so the axp288_charger as merged upstream has never worked,
its probe method simply always returns -ENODEV.

This commit removes the dependency on the platform_data instead reading
back the charging current and charging voltage that the firmware has set
and using those values as the maximum values the user may set.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
2017-01-04 21:54:58 +01:00
Paul Gortmaker
c6ef7fd40e vfio-mdev: fix non-standard ioctl return val causing i386 build fail
What appears to be a copy and paste error from the line above gets
the ioctl a ssize_t return value instead of the traditional "int".

The associated sample code used "long" which meant it would compile
for x86-64 but not i386, with the latter failing as follows:

  CC [M]  samples/vfio-mdev/mtty.o
samples/vfio-mdev/mtty.c:1418:20: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
  .ioctl          = mtty_ioctl,
                    ^
samples/vfio-mdev/mtty.c:1418:20: note: (near initialization for ‘mdev_fops.ioctl’)
cc1: some warnings being treated as errors

Since in this case, vfio is working with struct file_operations; as such:

    long (*unlocked_ioctl) (struct file *, unsigned int, unsigned long);
    long (*compat_ioctl) (struct file *, unsigned int, unsigned long);

...and so here we just standardize on long vs. the normal int that user
space typically sees and documents as per "man ioctl" and similar.

Fixes: 9d1a546c53 ("docs: Sample driver to demonstrate how to use Mediated device framework.")
Cc: Kirti Wankhede <kwankhede@nvidia.com>
Cc: Neo Jia <cjia@nvidia.com>
Cc: kvm@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
2017-01-04 13:22:38 -07:00
Andy Shevchenko
63971c5682 spi: pxa2xx: fix indentation of the comments in header
Just for sake of readability fix the indentation of the comments in
pxa2xx_ssp.h header file.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2017-01-04 18:36:41 +00:00
yuan linyu
1ff8cebf49 scm: remove use CMSG{_COMPAT}_ALIGN(sizeof(struct {compat_}cmsghdr))
sizeof(struct cmsghdr) and sizeof(struct compat_cmsghdr) already aligned.
remove use CMSG_ALIGN(sizeof(struct cmsghdr)) and
CMSG_COMPAT_ALIGN(sizeof(struct compat_cmsghdr)) keep code consistent.

Signed-off-by: yuan linyu <Linyu.Yuan@alcatel-sbell.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-04 13:04:37 -05:00
Linus Torvalds
62f8c40592 Merge branch 'for-linus' of git://git.kernel.dk/linux-block
Pull block layer fixes from Jens Axboe:
 "A set of fixes for the current series, one fixing a regression with
  block size < page cache size in the alias series from Jan. Outside of
  that, two small cleanups for wbt from Bart, a nvme pull request from
  Christoph, and a few small fixes of documentation updates"

* 'for-linus' of git://git.kernel.dk/linux-block:
  block: fix up io_poll documentation
  block: Avoid that sparse complains about context imbalance in __wbt_wait()
  block: Make wbt_wait() definition consistent with declaration
  clean_bdev_aliases: Prevent cleaning blocks that are not in block range
  genhd: remove dead and duplicated scsi code
  block: add back plugging in __blkdev_direct_IO
  nvmet/fcloop: remove some logically dead code performing redundant ret checks
  nvmet: fix KATO offset in Set Features
  nvme/fc: simplify error handling of nvme_fc_create_hw_io_queues
  nvme/fc: correct some printk information
  nvme/scsi: Remove START STOP emulation
  nvme/pci: Delete misleading queue-wrap comment
  nvme/pci: Fix whitespace problem
  nvme: simplify stripe quirk
  nvme: update maintainers information
2017-01-04 09:03:37 -08:00
Paulo Zanoni
0784bc624a drm/i915: more .is_mobile cleanups for BDW
Commit 8d9c20e1d1 ("drm/i915: Remove .is_mobile field from platform
struct") removed mobile vs desktop differences for HSW+, but forgot
the Broadwell reserved IDs, so do it now.

It's interesting to notice that these IDs are used by early-quirks.c
but are *not* used by i915_pci.c.

Cc: Carlos Santa <carlos.santa@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1483473860-17644-2-git-send-email-paulo.r.zanoni@intel.com
2017-01-04 14:39:04 -02:00
Paulo Zanoni
7fbd995ce4 drm/i915: fix INTEL_BDW_IDS definition
Remove duplicated IDs from the list. Currently, this definition is
only used by early-quirks.c. From my understanding of the code, having
duplicated IDs shouldn't be causing any bugs.

Fixes: 8d9c20e1d1 ("drm/i915: Remove .is_mobile field from platform struct")
Cc: Carlos Santa <carlos.santa@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1483473860-17644-1-git-send-email-paulo.r.zanoni@intel.com
2017-01-04 14:37:33 -02:00
Arnd Bergmann
46a3bf8071 Fist set of fixes for omaps for v4.10-rc cycle, mostly
to deal with various regressions noticed during the merge
 window and to fix various device tree configurations for
 boards. Also included is removal of mach-omap2/gpio.c that
 is now dead code with device tree based booting that should
 be OK for the early -rc cycle:
 
 - A series of fixes to add empty chosen node to fix regressions
   caused for bootloaders that don't create chosen node as the
   decompressor needs the chosen node to merge command line and
   ATAGs into it
 
 - Fix missing logicpd-som-lv-37xx-devkit.dtb entry in Makefile
 
 - Fix regression for am437x timers
 
 - Fix wrong strcat for non-NULL terminated string
 
 - A series of changes to fix tps65217 interrupts to not use
   defines as we don't do that for interrupts
 
 - Two patches to fix USB VBUS detection on am57xx-idk and force it
   to peripheral mode until dwc3 role detection is working
 
 - Add missing dra72-evm-tps65917 missing voltage supplies
   accidentally left out of an earlier patch
 
 - Fix n900 eMMC detection when booted on qemu
 
 - Remove unwanted pr_err on failed memory allocation for
   prm_common.c
 
 - Remove legacy mach-omap2/gpio.c that now is dead code
   since we boot mach-omap2 in device tree only mode
 
 - Fix am572x-idk pcie1 by adding the missing gpio reset pin
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Merge tag 'omap-for-v4.10/fixes-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into fixes

Pull "omap fixes for v4.10-rc cycle" from Tony Lindgren:

Fist set of fixes for omaps for v4.10-rc cycle, mostly
to deal with various regressions noticed during the merge
window and to fix various device tree configurations for
boards. Also included is removal of mach-omap2/gpio.c that
is now dead code with device tree based booting that should
be OK for the early -rc cycle:

- A series of fixes to add empty chosen node to fix regressions
  caused for bootloaders that don't create chosen node as the
  decompressor needs the chosen node to merge command line and
  ATAGs into it

- Fix missing logicpd-som-lv-37xx-devkit.dtb entry in Makefile

- Fix regression for am437x timers

- Fix wrong strcat for non-NULL terminated string

- A series of changes to fix tps65217 interrupts to not use
  defines as we don't do that for interrupts

- Two patches to fix USB VBUS detection on am57xx-idk and force it
  to peripheral mode until dwc3 role detection is working

- Add missing dra72-evm-tps65917 missing voltage supplies
  accidentally left out of an earlier patch

- Fix n900 eMMC detection when booted on qemu

- Remove unwanted pr_err on failed memory allocation for
  prm_common.c

- Remove legacy mach-omap2/gpio.c that now is dead code
  since we boot mach-omap2 in device tree only mode

- Fix am572x-idk pcie1 by adding the missing gpio reset pin

* tag 'omap-for-v4.10/fixes-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap: (23 commits)
  ARM: dts: am572x-idk: Add gpios property to control PCIE_RESETn
  ARM: OMAP2+: PRM: Delete an error message for a failed memory allocation
  ARM: dts: n900: Mark eMMC slot with no-sdio and no-sd flags
  ARM: dts: dra72-evm-tps65917: Add voltage supplies to usb_phy, mmc, dss
  ARM: dts: am57xx-idk: Put USB2 port in peripheral mode
  ARM: dts: am57xx-idk: Support VBUS detection on USB2 port
  dt-bindings: input: Specify the interrupt number of TPS65217 power button
  dt-bindings: power/supply: Update TPS65217 properties
  dt-bindings: mfd: Remove TPS65217 interrupts
  ARM: dts: am335x: Fix the interrupt name of TPS65217
  ARM: omap2+: fixing wrong strcat for Non-NULL terminated string
  ARM: omap2+: am437x: rollback to use omap3_gptimer_timer_init()
  ARM: dts: omap3: Add DTS for Logic PD SOM-LV 37xx Dev Kit
  ARM: dts: dra7: Add an empty chosen node to top level DTSI
  ARM: dts: dm816x: Add an empty chosen node to top level DTSI
  ARM: dts: dm814x: Add an empty chosen node to top level DTSI
  ARM: dts: am4372: Add an empty chosen node to top level DTSI
  ARM: dts: am33xx: Add an empty chosen node to top level DTSI
  ARM: dts: omap5: Add an empty chosen node to top level DTSI
  ARM: dts: omap4: Add an empty chosen node to top level DTSI
  ...
2017-01-04 16:14:25 +01:00
Daniel Vetter
ef426c1038 Merge tag 'drm-misc-next-2016-12-30' of git://anongit.freedesktop.org/git/drm-misc into drm-intel-next-queued
Directly merge drm-misc into drm-intel since Dave is on vacation and
we need the various drm-misc patches (fb format rework, drm mm fixes,
selftest framework and others). Also pulled back -rc2 in first to
resync with drm-intel-fixes and make sure I can reuse the exact rerere
solutions from drm-tip for safety, and because I'm lazy.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2017-01-04 11:41:10 +01:00
Daniel Vetter
a402eae64d Linux 4.10-rc2
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Merge tag 'v4.10-rc2' into drm-intel-next-queued

Backmerge Linux 4.10-rc2 to resync with our -fixes cherry-picks. I've
done the backmerge directly because Dave is on vacation.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2017-01-04 11:35:18 +01:00
Daniel Vetter
24835e442f drm: reference count event->completion
When writing the generic nonblocking commit code I assumed that
through clever lifetime management I can assure that the completion
(stored in drm_crtc_commit) only gets freed after it is completed. And
that worked.

I also wanted to make nonblocking helpers resilient against driver
bugs, by having timeouts everywhere. And that worked too.

Unfortunately taking boths things together results in oopses :( Well,
at least sometimes: What seems to happen is that the drm event hangs
around forever stuck in limbo land. The nonblocking helpers eventually
time out, move on and release it. Now the bug I tested all this
against is drivers that just entirely fail to deliver the vblank
events like they should, and in those cases the event is simply
leaked. But what seems to happen, at least sometimes, on i915 is that
the event is set up correctly, but somohow the vblank fails to fire in
time. Which means the event isn't leaked, it's still there waiting for
eventually a vblank to fire. That tends to happen when re-enabling the
pipe, and then the trap springs and the kernel oopses.

The correct fix here is simply to refcount the crtc commit to make
sure that the event sticks around even for drivers which only
sometimes fail to deliver vblanks for some arbitrary reasons. Since
crtc commits are already refcounted that's easy to do.

References: https://bugs.freedesktop.org/show_bug.cgi?id=96781
Cc: Jim Rees <rees@umich.edu>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161221102331.31033-1-daniel.vetter@ffwll.ch
2017-01-04 11:03:06 +01:00
Gabriel Krisman Bertazi
5692650027 drm: Document deprecated load/unload hook
v2:
 - Replace discouraged with deprecated
 - Link to new initialization/teardown functions

Signed-off-by: Gabriel Krisman Bertazi <krisman@collabora.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170102142008.22174-3-krisman@collabora.co.uk
2017-01-04 09:55:57 +01:00
Thierry Reding
8c0216f377 pwm: Remove .can_sleep from struct pwm_chip
All PWM devices have been marked as "might sleep" since v4.5, there is
no longer a need to differentiate on a per-chip basis.

Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
2017-01-04 09:40:54 +01:00
Thierry Reding
fe2858c8c6 pwm: Remove pwm_can_sleep()
The last user of this function has been removed, so it is no longer
needed.

Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
2017-01-04 09:39:52 +01:00
Laurent Pinchart
327bc44341 drm/panel: Constify device node argument to of_drm_find_panel()
The argument is never modified by the function, make it const.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2017-01-04 08:30:37 +01:00
Matthew Wilcox
b31ef8285b thermal core: convert ID allocation to IDA
The thermal core does not use the ability to look up pointers by ID, so
convert it from using an IDR to the more space-efficient IDA.

Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
2017-01-04 12:47:28 +08:00
Rodrigo Vivi
5390974f98 drm/i915: Update SKL SRV GT4 pci ids reference.
No functional changes. Apparently spec has been changed
the valid table showing 0x192A as Server GT4
while 0x193A is Server GT4e.

Libdrm and Mesa already have this right. So let's fix the ref here.

Cc: Ben Widawsky <benjamin.widawsky@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Ben Widawsky <benjamin.widawsky@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1483471672-10450-1-git-send-email-rodrigo.vivi@intel.com
2017-01-03 12:52:10 -08:00
Mika Westerberg
ff00d7a32a mfd: lpc_ich: Add support for SPI serial flash host controller
Many Intel CPUs including Haswell, Broadwell and Baytrail have SPI serial
flash host controller as part of the LPC device. This will populate an MFD
cell suitable for the SPI host controller driver if we know that the LPC
device has one.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2017-01-03 17:34:15 +00:00
Mika Westerberg
8afda8b26d spi-nor: Add support for Intel SPI serial flash controller
Add support for the SPI serial flash host controller found on many Intel
CPUs including Baytrail and Braswell. The SPI serial flash controller is
used to access BIOS and other platform specific information. By default the
driver exposes a single read-only MTD device but with a module parameter
"writeable=1" the MTD device can be made read-write which makes it possible
to upgrade BIOS directly from Linux.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: Cyrille Pitchen <cyrille.pitchen@atmel.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2017-01-03 17:33:36 +00:00
Jean Delvare
7b73305160 module: Drop redundant declaration of struct module
Struct module is already declared at the beginning of the file, no
need to declare it again.

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Fixes: 93c2e105f6 ("module: Optimize __module_address() using a latched RB-tree")
Cc: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Jessica Yu <jeyu@redhat.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Jessica Yu <jeyu@redhat.com>
2017-01-03 08:19:38 -08:00
Nikolay Aleksandrov
1708ebc963 ipmr, ip6mr: add RTNH_F_UNRESOLVED flag to unresolved cache entries
While working with ipmr, we noticed that it is impossible to determine
if an entry is actually unresolved or its IIF interface has disappeared
(e.g. virtual interface got deleted). These entries look almost
identical to user-space when dumping or receiving notifications. So in
order to recognize them add a new RTNH_F_UNRESOLVED flag which is set when
sending an unresolved cache entry to user-space.

Suggested-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-03 10:04:31 -05:00
David S. Miller
303b0d4be1 Merge branch 'for_4.11/net-next/rds_v3' of git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux
Santosh Shilimkar says:

====================
net: RDS updates

v2->v3:
- Re-based against latest net-next head.
- Dropped a user visible change after discussing with David Miller.
  It needs some more work to fully support old/new tools matrix.
- Addressed Dave's comment about bool usage in patch
  "RDS: IB: track and log active side..."

v1->v2:
Re-aligned indentation in patch 'RDS: mark few internal functions..."

Series consist of:
 - RDMA transport fixes for map failure, listen sequence, handler panic and
   composite message notification.
 - Couple of sparse fixes.
 - Message logging improvements for bind failure, use once mr semantics
   and connection remote address, active end point.
 - Performance improvement for RDMA transport by reducing the post send
   pressure on the queue and spreading the CQ vectors.
 - Useful statistics for socket send/recv usage and receive cache usage.
 - Additional RDS CMSG used by application to track the RDS message
   stages for certain type of traffic to find out latency spots.
   Can be enabled/disabled per socket.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-03 09:45:44 -05:00
Liping Zhang
949a358418 netfilter: nft_ct: add average bytes per packet support
Similar to xt_connbytes, user can match how many average bytes per packet
a connection has transferred so far.

Signed-off-by: Liping Zhang <zlpnobody@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2017-01-03 14:33:26 +01:00
Liping Zhang
237bab6611 netfilter: nf_tables: add missing descriptions in nft_ct_keys
We missed to add descriptions about NFT_CT_LABELS, NFT_CT_PKTS and
NFT_CT_BYTES, now add it.

Signed-off-by: Liping Zhang <zlpnobody@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2017-01-03 14:33:25 +01:00
Florian Westphal
e4781421e8 netfilter: merge udp and udplite conntrack helpers
udplite was copied from udp, they are virtually 100% identical.

This adds udplite tracker to udp instead, removes udplite module,
and then makes the udplite tracker builtin.

udplite will then simply re-use udp timeout settings.
It makes little sense to add separate sysctls, nowadays we have
fine-grained timeout policy support via the CT target.

old:
 text    data     bss     dec     hex filename
 1633     672       0    2305     901 nf_conntrack_proto_udp.o
 1756     672       0    2428     97c nf_conntrack_proto_udplite.o
69526   17937     268   87731   156b3 nf_conntrack.ko

new:
 text    data     bss     dec     hex filename
 2442    1184       0    3626     e2a nf_conntrack_proto_udp.o
68565   17721     268   86554   1521a nf_conntrack.ko

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2017-01-03 14:33:25 +01:00
Lv Zheng
5533308939 ACPICA: EFI: Add efihello demo application
ACPICA commit 3fcc59f4755607dd066ac8ef869f0aa95e871b84

This patch adds a demo EFI application for stdin/stdout testing. This
utility can be used to narrow down root causes of porting issues.

Linux is not affected by this patch.

Link: 3fcc59f4
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2017-01-02 23:18:43 +01:00
Lv Zheng
0822d4f4f8 ACPICA: MSVC: Fix MSVC6 build issues
ACPICA commit fa0680030a2969e1085563da633713e1c321637c

Build environment has changed because of new improvements:

 1. New files are split
 2. New inclusion order

This patch updates MSVC project files accordingly.

Linux is not affected by this patch.

Link: fa068003
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2017-01-02 23:18:43 +01:00
Colin Ian King
23741569dc ACPICA: Linux-specific header: Add support for s390x compilation
ACPICA commit ecac9504e32d3b501c8cb021afb253b4a83fc82f

Adds s390x as a 64-bit architecture.

Link: ecac9504
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2017-01-02 23:18:42 +01:00
Lv Zheng
0fc5e8f4e4 ACPICA: Hardware: Add sleep register hooks
ACPICA commit ba665dc8e20d9f7730466a659564dd6c557a6cbc

In Linux, para-virtualization implmentation hooks critical register
writes to prevent real hardware operations. This increases divergences
when the sleep registers are cracked in Linux resident ACPICA.

This patch tries to introduce a single OSL to reduce the divergences.

Link: ba665dc8
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2017-01-02 23:18:41 +01:00
Lv Zheng
703ecd220d ACPICA: Debugger: Rename debugger OSL names
ACPICA commit e76eb8b36ace880e4d475880db1128a206e57b6f

This linuxized ACPICA commit is a back port result of the following
linux commit:

  Commit: f8d3148962
  Subject: ACPICA: Debugger: Convert some mechanisms to OSPM specific

During the back porting, it is requested by ACPICA to use expected OSL
names. Suggested by Bob Moore, Fixed by Lv Zheng.

Linux is not affected by this patch.

Link: e76eb8b3
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2017-01-02 23:18:34 +01:00
Santosh Shilimkar
3289025aed RDS: add receive message trace used by application
Socket option to tap receive path latency in various stages
in nano seconds. It can be enabled on selective sockets using
using SO_RDS_MSG_RXPATH_LATENCY socket option. RDS will return
the data to application with RDS_CMSG_RXPATH_LATENCY in defined
format. Scope is left to add more trace points for future
without need of change in the interface.

Reviewed-by: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
2017-01-02 14:02:59 -08:00
Philippe Reynes
8e4881aa1d net: mdio: add mdio45_ethtool_ksettings_get
There is a function in mdio for the old ethtool api gset.
We add a new function mdio45_ethtool_ksettings_get for the
new ethtool api glinksettings.

Signed-off-by: Philippe Reynes <tremyfr@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-02 16:59:10 -05:00
Artemy Kovalyov
aa8e08d2f5 IB/mlx5: Improve MR check
Add "type" field to mlx5_core MKEY struct.
Check whether page fault happens on MKEY corresponding to MR.

Signed-off-by: Artemy Kovalyov <artemyko@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-02 15:51:20 -05:00
Artemy Kovalyov
17d2f88f92 IB/mlx5: Add ODP atomics support
Handle ODP atomic operations. When initiator of RDMA atomic
operation use ODP MR to provide source data handle pagefault properly.

Signed-off-by: Artemy Kovalyov <artemyko@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-02 15:51:20 -05:00
Artemy Kovalyov
d9aaed8387 {net,IB}/mlx5: Refactor page fault handling
* Update page fault event according to last specification.
* Separate code path for page fault EQ, completion EQ and async EQ.
* Move page fault handling work queue from mlx5_ib static variable
  into mlx5_core page fault EQ.
* Allocate memory to store ODP event dynamically as the
  events arrive, since in atomic context - use mempool.
* Make mlx5_ib page fault handler run in process context.

Signed-off-by: Artemy Kovalyov <artemyko@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-02 15:51:20 -05:00
Artemy Kovalyov
223cdc7242 net/mlx5: Update PAGE_FAULT_RESUME layout
Update PAGE_FAULT_RESUME command layout.

Three bit fields describing page fault: rdma, rdma_write, req_res gave 8
possible combinations, while only a few were legal. Now they
are interpreted as three-bit type field, where former legal
combinations turns into corresponding types and unused were added as new
types.

Signed-off-by: Artemy Kovalyov <artemyko@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-02 15:51:20 -05:00
Artemy Kovalyov
7d0cc6edcc IB/mlx5: Add MR cache for large UMR regions
In this change we turn mlx5_ib_update_mtt() into generic
mlx5_ib_update_xlt() to perfrom HCA translation table modifiactions
supporting both atomic and process contexts and not limited by number
of modified entries.
Using this function we increase preallocated MRs up to 16GB.

Signed-off-by: Artemy Kovalyov <artemyko@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-02 15:51:20 -05:00
Artemy Kovalyov
3161625589 IB/mlx5: Refactor UMR post send format
* Update struct mlx5_wqe_umr_ctrl_seg.
* Currenlty UMR send_flags aim only certain use cases: enabled/disable
  cached MR, modifying XLT for ODP. By making flags independent make UMR
  more flexible allowing arbitrary manipulations.
* Since different UMR formats have different entry sizes UMR request
  should receive exact size of translation table update instead of
  number of entries. Rename field npages to xlt_size in struct mlx5_umr_wr
  and update relevant code accordingly.
* Add support of length64 bit.

Signed-off-by: Artemy Kovalyov <artemyko@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-02 15:51:20 -05:00
Artemy Kovalyov
bcda1aca77 net/mlx5: Support new MR features
This patch adds the following items to IFC file.

1. MLX5_MKC_ACCESS_MODE_KSM enum value for creating KSM memory keys.
KSM access mode used when indirect MKey associated with fixed memory
size entries.

2. null_mkey field that is used to indicate non-present KLM/KSM
entries, where it causes the device to generate page fault event
when trying to access it.

3. struct mlx5_ifc_cmd_hca_cap_bits capability bits indicating
related value/field is supported:
* fixed_buffer_size - MLX5_MKC_ACCESS_MODE_KSM
* umr_extended_translation_offset - translation_offset_42_16
    in UMR ctrl segment
* null_mkey - null_mkey in QUERY_SPECIAL_CONTEXTS

Signed-off-by: Artemy Kovalyov <artemyko@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-02 15:51:20 -05:00
Max Gurtovoy
7b13558f24 net/mlx5: Fix offset naming for reserved fields in hca_cap_bits
Fix offset for reserved fields.

Fixes: 7486216b3a ("{net,IB}/mlx5: mlx5_ifc updates")
Fixes: b4ff3a36d3 ("net/mlx5: Use offset based reserved field names in the IFC header file")
Fixes: 7d5e14237a ("net/mlx5: Update mlx5_ifc hardware features")
Signed-off-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: Artemy Kovalyov <artemyko@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-02 15:51:20 -05:00
Niklas Cassel
31b95c9bdc net: stmmac: remove unused duplicate property snps,axi_all
For core revision 3.x Address-Aligned Beats is available in two registers.
The DT property snps,aal was created for AAL in the DMA bus register,
which is a read/write bit.
The DT property snps,axi_all was created for AXI_AAL in the AXI bus mode
register, which is a read only bit that reflects the value of AAL in the
DMA bus register.

Since the value of snps,axi_all is never used in the driver,
and since the property was created for a bit that is read only,
it should be safe to remove the property.

Acked-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: Niklas Cassel <niklas.cassel@axis.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-02 12:30:26 -05:00
Greg Kroah-Hartman
890b73af6b First round of IIO fixes for the 4.10 cycle.
* 104-quad-8
   - Fix selecting wrong register when the index control register is desired.
   - Fix an off by one error when addressing the input/output control register.
   - Fix inverted logic on the active high / low control
 * bmi160
   - Sleep for worst case rather than best case amount of time after cmd
   execution begins.
 * max44000
   - typo fix in illuminance_integration_time_available listing.
 * st-sensors
   - Fix channel data passing.  This one took a while to get tested on 24bit
   parts. Definitely one for stable asap as the bug broke quite a few parts.
   - lis3lv02 needs a data alignment bit set and the scaling was wrong.
 * ti_am335x
   - depend on HAS_DMA
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Merge tag 'iio-fixes-for-4.10a' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-linus

Jonathan writes:

First round of IIO fixes for the 4.10 cycle.

* 104-quad-8
  - Fix selecting wrong register when the index control register is desired.
  - Fix an off by one error when addressing the input/output control register.
  - Fix inverted logic on the active high / low control
* bmi160
  - Sleep for worst case rather than best case amount of time after cmd
  execution begins.
* max44000
  - typo fix in illuminance_integration_time_available listing.
* st-sensors
  - Fix channel data passing.  This one took a while to get tested on 24bit
  parts. Definitely one for stable asap as the bug broke quite a few parts.
  - lis3lv02 needs a data alignment bit set and the scaling was wrong.
* ti_am335x
  - depend on HAS_DMA
2017-01-02 16:59:44 +01:00
Vincent Pelletier
96a420d2d3 usb: gadget: f_fs: Document eventfd effect on descriptor format.
When FUNCTIONFS_EVENTFD flag is set, __ffs_data_got_descs reads a 32bits,
little-endian value right after the fixed structure header, and passes it
to eventfd_ctx_fdget. Document this.

Also, rephrase a comment to be affirmative about the role of string
descriptor at index 0. Ref: USB 2.0 spec paragraph "9.6.7 String", and
also checked to still be current in USB 3.0 spec paragraph "9.6.9 String".

Signed-off-by: Vincent Pelletier <plr.vincent@gmail.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
2017-01-02 10:55:28 +02:00
Daniel Vetter
4541d31e2a drm/bridge: Use recommened kerneldoc for struct member refs
I just learned that &struct_name.member_name works and looks pretty
even. It doesn't (yet) link to the member directly though, which would
be really good for big structures or vfunc tables (where the
per-member kerneldoc tends to be long).

Also some minor drive-by polish where it makes sense, I read a lot
of docs ...

Cc: Archit Taneja <architt@codeaurora.org>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Archit Taneja <architt@codeaurora.org>
[danvet: Remove spurious hunk that Archit spotted.]
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1483044517-5770-13-git-send-email-daniel.vetter@ffwll.ch
2017-01-02 09:17:26 +01:00
Mintz, Yuval
f990c82c38 qed*: Add support for ndo_set_vf_trust
Trusted VFs would be allowed to receive promiscuous and
multicast promiscuous data.

Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-01 21:02:14 -05:00
Mintz, Yuval
f29ffdb65f qed*: RSS indirection based on queue-handles
A step toward having qede agnostic to the queue configurations
in firmware/hardware - let the RSS indirections use queue handles
instead of actual queue indices.

Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-01 21:02:14 -05:00
Mintz, Yuval
e8f1cb507d qed*: Update to dual-license
Since the submission of the qedr driver, there's inconsistency
in the licensing of the various qed/qede files - some are GPLv2
and some are dual-license.
Since qedr requires dual-license and it's dependent on both,
we're updating the licensing of all qed/qede source files.

Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-01 21:02:14 -05:00
Richard Weinberger
58ae74683a fscrypt: factor out bio specific functions
That way we can get rid of the direct dependency on CONFIG_BLOCK.

Fixes: d475a50745 ("ubifs: Add skeleton for fscrypto")
Reported-by: Arnd Bergmann <arnd@arndb.de>
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Eric Biggers <ebiggers@google.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: David Gstir <david@sigma-star.at>
Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
2017-01-01 16:18:49 -05:00
Linus Torvalds
4759d386d5 Merge branch 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm
Pull DAX updates from Dan Williams:
 "The completion of Jan's DAX work for 4.10.

  As I mentioned in the libnvdimm-for-4.10 pull request, these are some
  final fixes for the DAX dirty-cacheline-tracking invalidation work
  that was merged through the -mm, ext4, and xfs trees in -rc1. These
  patches were prepared prior to the merge window, but we waited for
  4.10-rc1 to have a stable merge base after all the prerequisites were
  merged.

  Quoting Jan on the overall changes in these patches:

     "So I'd like all these 6 patches to go for rc2. The first three
      patches fix invalidation of exceptional DAX entries (a bug which
      is there for a long time) - without these patches data loss can
      occur on power failure even though user called fsync(2). The other
      three patches change locking of DAX faults so that ->iomap_begin()
      is called in a more relaxed locking context and we are safe to
      start a transaction there for ext4"

  These have received a build success notification from the kbuild
  robot, and pass the latest libnvdimm unit tests. There have not been
  any -next releases since -rc1, so they have not appeared there"

* 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm:
  ext4: Simplify DAX fault path
  dax: Call ->iomap_begin without entry lock during dax fault
  dax: Finish fault completely when loading holes
  dax: Avoid page invalidation races and unnecessary radix tree traversals
  mm: Invalidate DAX radix tree entries only if appropriate
  ext2: Return BH_New buffers for zeroed blocks
2017-01-01 12:27:05 -08:00
Sylwester Nawrocki
d2e3a1358c ASoC: Fix binding and probing of auxiliary components
Currently binding of auxiliary devices doesn't work as in
soc_bind_aux_dev() function a bound component is not being added
to any list and in soc_probe_aux_devices() we are trying to walk
the component_dev_list list to probe auxiliary components but
at that time this list doesn't contain any auxiliary components
since they are being added to the card only in soc_probe_component().

This patch adds a list to the card where are stored bound but not
probed auxiliary devices, so that all aux devices can be probed.

Fixes: 1a653aa447 "ASoC: core: replace aux_comp_list to component_dev_list"
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2016-12-31 18:28:36 +00:00