Commit Graph

662258 Commits

Author SHA1 Message Date
Alexandre Courbot
7775d0dcb2 drm/nouveau/secboot: support optional falcons
PMU support has been enabled for r352 ACR, but it must remain optional
if we want to preserve existing user-space that do not include it. Allow
ACR to be instanciated with a list of optional LS falcons, that will not
produce a fatal error if their firmware is not loaded. Also change the
secure boot bootstrap logic to be able to fall back to legacy behavior
if it turns out the boot falcon's LS firmware cannot be loaded.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:12 +10:00
Alexandre Courbot
bb5ec9c9dd drm/nouveau/secboot: support PMU LS firmware
Add the PMU bootloader generator and PMU LS ops that will enable proper
PMU operation if the PMU falcon is designated as managed.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:12 +10:00
Alexandre Courbot
7579e22f38 drm/nouveau/secboot: base support for PMU falcon
Adapt secboot's behavior if a PMU firmware is present, in particular
the way LS falcons are reset. Without PMU firmware, secboot needs to be
performed again from scratch so all LS falcons are reset. With PMU
firmware, we can ask the PMU's ACR unit to reset a specific falcon
through a PMU message.

As we must preserve the old behavior to avoid breaking user-space, add a
few conditionals to the way falcons are reset.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:12 +10:00
Alexandre Courbot
eabe4ea6a4 drm/nouveau/secboot: support for loading LS PMU firmware
Allow secboot to load a LS PMU firmware. LS PMU is one instance of
firmwares based on the message queue mechanism, which is also used for
other firmwares like SEC, so name its source file accordingly.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:12 +10:00
Alexandre Courbot
9ce480fead drm/nouveau/pmu: add msgqueue member
NVIDIA-provided PMU firmware is controlled by a msgqueue. Add a member
to the PMU structure as well as the required cleanup code if this
feature is used.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:12 +10:00
Alexandre Courbot
42847d8a1f drm/nouveau/falcon: support for gm20b msgqueue
Add support for the msgqueue firmware used to process PMU commands for
gm20b.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:12 +10:00
Alexandre Courbot
9b536e9d52 drm/nouveau/falcon: add msgqueue interface
A message queue firmware implements a specific protocol allowing the
host to send "commands" to a falcon, and the falcon to reply using
"messages". This patch implements the common part of this protocol and
defines the interface that the host can use.

Due to the way the firmware is developped internally at NVIDIA (where
kernel driver and firmware evolve in lockstep), firmwares taken at
different points in time can have frustratingly subtle differences that
must be taken into account. This code is architectured to make
implementing such differences as easy as possible.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:12 +10:00
Alexandre Courbot
0117b3369f drm/nouveau/secboot: add LS firmware post-run hooks
Add the ability for LS firmwares to declare a post-run hook that is
invoked right after the HS firmware is executed. This allows them to
e.g. write some initialization data into the falcon's DMEM.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:12 +10:00
Alexandre Courbot
9bb55bb79f drm/nouveau/secboot: abstract fixup_hs_desc function
As different firmare versions use different HS descriptor formats, we
need to abstract this part as well.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:12 +10:00
Alexandre Courbot
f7152a232c drm/nouveau/secboot: make specialized ls_ucode_img struct private
This structure does not need to be shared anymore.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:12 +10:00
Alexandre Courbot
48eee549da drm/nouveau/secboot: store ucode offset in base image structure
This allows the bootloader descriptor generation code to not rely on
specialized ls_ucode_img structures, making it reusable in other
instances.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:12 +10:00
Alexandre Courbot
5c4e0602d6 drm/nouveau/secboot: fix usage of hsf_load_header
Offsets were not properly computed. This went unnoticed because we are
only using one app for now.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:11 +10:00
Alexandre Courbot
913b97f944 drm/nouveau/secboot: prevent address trimming
Using 32-bit integers would trim the WPR address if it is allocated above 4GB.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:11 +10:00
Alexandre Courbot
098ee77224 drm/nouveau/secboot: fix WPR region alignment
A WPR region smaller than 256K will result in secure boot failure.
Adjust the minimal size.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:11 +10:00
Alexandre Courbot
3e8fbe3191 drm/nouveau/secboot: fix WPR address to be 64-bit
The WPR address parameter of the ls_write_wpr hook was defined as a u32,
which will very likely overflow on boards with more than 4GB VRAM.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:11 +10:00
Alexandre Courbot
a335f078df drm/nouveau/secboot: make sure requested falcons are supported
Check at contruction time that we have support for all the LS firmwares
asked by the caller.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:11 +10:00
Alexandre Courbot
489a5fe868 drm/nouveau/secboot: remove unused hook
Remove a leftover that became obsolete with the falcon interface.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:11 +10:00
Alexandre Courbot
17c602e376 drm/nouveau/falcon: fix IMEM port access
All IMEM registers are duplicated per port.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:11 +10:00
Alexandre Courbot
ca179c852a drm/nouveau/falcon: fix port offset for DMEM register
DMEM registers are replicated with a stride of 8 bytes.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:11 +10:00
Alexandre Courbot
e444de56bc drm/nouveau/falcon: protect against concurrent DMEM accesses
The falcon library may be used concurrently, especially after the
introduction of the msgqueue interface. Make it safe to use it that way.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:11 +10:00
Alexandre Courbot
6bd4b5233d drm/nouveau/falcon: add missing context binding memory target
This is not used currently, but is added for the sake of completeness.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:11 +10:00
Alexandre Courbot
485a20eff2 drm/nouveau/pmu: make sure the reset hook exists before running it
Some PMU implementations (in particular the ones managed by secure
boot) may not have a reset() hook. Make sure we don't crash in that
case.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:11 +10:00
Alexandre Courbot
ba735d061d drm/nouveau/secboot: make nvkm_secboot_falcon_name visible
Make nvkm_secboot_falcon_name publicly visible as other subdevs will
need to use it for debug messages.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:11 +10:00
Ben Skeggs
69d468f477 drm/nouveau/priv: punt messages to debug level
Ideally we'd be able to keep these at a more obvious error level, as
they're a good indication of us doing something wrong.

However, NVIDIA's FECS/GPCCS firmware touches registers that trigger
priv ring faults, and we can't do anything to fix that ourselves due
to the need for them to be signed by NVIDIA.

This issue was reported a while back, but hasn't been fixed, so, for
now we will hide the messages to prevent spamming Optimus users with
messages whenever the NVIDIA GPU is powered off and on again.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-03-07 17:05:11 +10:00
Dave Airlie
b558dfd56a Merge tag 'drm-misc-next-2017-03-06' of git://anongit.freedesktop.org/git/drm-misc into drm-next
First slice of drm-misc-next for 4.12:

Core/subsystem-wide:
- link status core patch from Manasi, for signalling link train fail
  to userspace. I also had the i915 patch in here, but that had a
  small buglet in our CI, so reverted.
- more debugfs_remove removal from Noralf, almost there now (Noralf
  said he'll try to follow up with the stragglers).
- drm todo moved into kerneldoc, for better visibility (see
  Documentation/gpu/todo.rst), lots of starter tasks in there.
- devm_ of helpers + use it in sti (from Ben Gaignard, acked by Rob
  Herring)
- extended framebuffer fbdev support (for fbdev flipping), and vblank
  wait ioctl fbdev support (Maxime Ripard)
- misc small things all over, as usual
- add vblank callbacks to drm_crtc_funcs, plus make lots of good use
  of this to simplify drivers (Shawn Guo)
- new atomic iterator macros to unconfuse old vs. new state

Small drivers:
- vc4 improvements from Eric
- vc4 kerneldocs (Eric)!
- tons of improvements for dw-mipi-dsi in rockchip from John Keeping
  and Chris Zhong.
- MAINTAINERS entries for drivers managed in drm-misc. It's not yet
  official, still an experiment, but definitely not complete fail and
  better to avoid confusion. We kinda screwed that up with drm-misc a
  bit when we started committers last year.
- qxl atomic conversion (Gabriel Krisman)
- bunch of virtual driver polish (qxl, virgl, ...)
- misc tiny patches all over

This is the first time we've done the same merge-window blackout for
drm-misc as we've done for drm-intel for ages, hence why we have a
_lot_ of stuff queued already. But it's still only half of drm-intel
(room to grow!), and the drivers in drm-misc experiment seems to work
at least insofar as that you also get lots of driver updates here
alredy.

* tag 'drm-misc-next-2017-03-06' of git://anongit.freedesktop.org/git/drm-misc: (141 commits)
  drm/vc4: Fix OOPSes from trying to cache a partially constructed BO.
  drm/vc4: Fulfill user BO creation requests from the kernel BO cache.
  Revert "drm/i915: Implement Link Rate fallback on Link training failure"
  drm/fb-helper: implement ioctl FBIO_WAITFORVSYNC
  drm: Update drm_fbdev_cma_init documentation
  drm/rockchip/dsi: add dw-mipi power domain support
  drm/rockchip/dsi: fix insufficient bandwidth of some panel
  dt-bindings: add power domain node for dw-mipi-rockchip
  drm/rockchip/dsi: remove mode_valid function
  drm/rockchip/dsi: dw-mipi: correct the coding style
  drm/rockchip/dsi: dw-mipi: support RK3399 mipi dsi
  dt-bindings: add rk3399 support for dw-mipi-rockchip
  drm/rockchip: dw-mipi-dsi: add reset control
  drm/rockchip: dw-mipi-dsi: support non-burst modes
  drm/rockchip: dw-mipi-dsi: defer probe if panel is not loaded
  drm/rockchip: vop: test for P{H,V}SYNC
  drm/rockchip: dw-mipi-dsi: use positive check for N{H, V}SYNC
  drm/rockchip: dw-mipi-dsi: use specific poll helper
  drm/rockchip: dw-mipi-dsi: improve PLL configuration
  drm/rockchip: dw-mipi-dsi: properly configure PHY timing
  ...
2017-03-07 13:59:53 +10:00
Chris Wilson
181df2d458 drm/i915: Take rpm wakelock for releasing the fence on unbind
Unbind the vma may happen at any time, outside of the normal GT wakeref.
As such it relies on having a wakeref of its own. However, we can forgo
clearing the register whilst the device is asleep and just mark it as
unused - so that when we do wake up the device, we will clear the unused
fence register (see i915_gem_restore_fences).

[22423.944631] WARNING: CPU: 3 PID: 26178 at drivers/gpu/drm/i915/intel_drv.h:1739 i915_vma_put_fence+0xf3/0x100 [i915]
[22423.946053] RPM wakelock ref not held during HW access
[22423.946056] Modules linked in: vgem(E) i915(E) nls_ascii(E) nls_cp437(E) vfat(E) fat(E) x86_pkg_temp_thermal(E) crct10dif_pclmul(E) crc32_pclmul(E) crc32c_intel(E) ghash_clmulni_intel(E) intel_gtt(E) i2c_algo_bit(E) drm_kms_helper(E) syscopyarea(E) sysfillrect(E) evdev(E) aesni_intel(E) aes_x86_64(E) crypto_simd(E) cryptd(E) glue_helper(E) sysimgblt(E) fb_sys_fops(E) prime_numbers(E) drm(E) efivars(E) mei_me(E) lpc_ich(E) mei(E) mfd_core(E) battery(E) video(E) acpi_pad(E) button(E) tpm_tis(E) tpm_tis_core(E) tpm(E) autofs4(E) i2c_i801(E) thermal(E) fan(E) i2c_designware_platform(E) i2c_designware_core(E)
[22423.946438] CPU: 2 PID: 26178 Comm: gem_concurrent_ Tainted: G            E   4.10.0+ #101
[22423.946513] Hardware name: ��������������������������������� ���������������������������������/���������������������������������, BIOS RYBDWi35.86A.0246.2
[22423.946600] Call Trace:
[22423.946641]  dump_stack+0x68/0x9f
[22423.946703]  __warn+0x107/0x130
[22423.946763]  warn_slowpath_fmt+0xa8/0xe0
[22423.946825]  ? __warn+0x130/0x130
[22423.946868]  ? free_hot_cold_page_list+0x53/0x70
[22423.946942]  ? mark_lock+0xcc/0x7f0
[22423.946997]  ? __lock_is_held+0x84/0x100
[22423.947115]  ? i915_vma_put_fence+0x64/0x100 [i915]
[22423.947224]  i915_vma_put_fence+0xf3/0x100 [i915]
[22423.947335]  i915_vma_unbind+0x4da/0x560 [i915]
[22423.947387]  ? rb_erase+0x812/0x8a0
[22423.947439]  ? kfree+0xa2/0xd0
[22423.947562]  i915_vma_close+0x159/0x180 [i915]
[22423.947674]  intel_ring_free+0x31/0x50 [i915]
[22423.947776]  i915_gem_context_free+0x1ff/0x3d0 [i915]
[22423.947887]  context_close+0x106/0x110 [i915]
[22423.947989]  context_idr_cleanup+0xc/0x10 [i915]
[22423.948041]  idr_for_each+0x14d/0x1d0
[22423.948158]  ? context_close+0x110/0x110 [i915]
[22423.948206]  ? get_from_free_list+0x70/0x70
[22423.948261]  ? __lock_is_held+0x84/0x100
[22423.948325]  ? __mutex_unlock_slowpath+0xd4/0x400
[22423.948448]  i915_gem_context_close+0x4b/0x90 [i915]
[22423.948544]  i915_driver_preclose+0x28/0x50 [i915]
[22423.948620]  drm_release+0x175/0x690 [drm]
[22423.948681]  ? fcntl_setlk+0x5e0/0x5e0
[22423.948746]  __fput+0x17d/0x300
[22423.948807]  ____fput+0x9/0x10
[22423.948859]  task_work_run+0xa7/0xe0
[22423.948924]  do_exit+0x4d2/0x13e0
[22423.948986]  ? mm_update_next_owner+0x320/0x320
[22423.949051]  ? __do_page_fault+0x209/0x5c0
[22423.949110]  ? mark_held_locks+0x23/0xc0
[22423.949166]  ? entry_SYSCALL_64_fastpath+0x5/0xb1
[22423.949232]  do_group_exit+0x93/0x160
[22423.949289]  SyS_exit_group+0x18/0x20
[22423.949350]  entry_SYSCALL_64_fastpath+0x1c/0xb1
[22423.949403] RIP: 0033:0x7f9cc2e154c8
[22423.949484] RSP: 002b:00007ffd7e81b448 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[22423.949557] RAX: ffffffffffffffda RBX: ffffffff810ef1f0 RCX: 00007f9cc2e154c8
[22423.949617] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000
[22423.949677] RBP: ffff880367e9ff98 R08: 00000000000000e7 R09: ffffffffffffff88
[22423.949741] R10: 00007f9cc1d5c000 R11: 0000000000000246 R12: 00007f9cc30f6c30
[22423.949798] R13: 0000000000000000 R14: 00007f9cc30f6c20 R15: 0000000000000003
[22423.949868]  ? trace_hardirqs_off_caller+0xc0/0x110

v2: Move the rpm check down a layer so that we still perform the
vma/fence update required for the deferred mmio write on resume.
v3: Don't touch i915_gem_object_set_cache_level() and leave the rpm to
the low level routines (such as i915_vma_put_fence).
v4: vma may be null in fence_write, so extract drm_i915_private from
fence->i915

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/20170306092916.11623-3-chris@chris-wilson.co.uk
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
2017-03-06 14:38:18 +00:00
Chris Wilson
e1c0c91bda drm/i915: Wake up all waiters before idling
When we idle, we wakeup the first waiter (checking to see if it missed
an earlier wakeup) and disarm the breadcrumbs. However, we now assert
that there are no waiter when the interrupt is disabled, triggering an
assert if there were multiple waiters when we idled.

[  420.842275] invalid opcode: 0000 [#1] PREEMPT SMP
[  420.842285] Modules linked in: vgem snd_hda_codec_realtek x86_pkg_temp_thermal snd_hda_codec_generic intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_intel snd_hda_codec snd_hwdep mei_me snd_hda_core mei snd_pcm lpc_ich i915 r8169 mii prime_numbers
[  420.842357] CPU: 4 PID: 8714 Comm: kms_pipe_crc_ba Tainted: G     U  W       4.10.0-CI-CI_DRM_2280+ #1
[  420.842377] Hardware name: Hewlett-Packard HP Pro 3500 Series/2ABF, BIOS 8.11 10/24/2012
[  420.842395] task: ffff880117ddce40 task.stack: ffffc90001114000
[  420.842439] RIP: 0010:__intel_engine_remove_wait+0x1f4/0x200 [i915]
[  420.842454] RSP: 0018:ffffc90001117b18 EFLAGS: 00010046
[  420.842467] RAX: 0000000000000000 RBX: ffff88010c25c2a8 RCX: 0000000000000001
[  420.842481] RDX: 0000000000000001 RSI: 00000000ffffffff RDI: ffffc90001117c50
[  420.842495] RBP: ffffc90001117b58 R08: 0000000011e52352 R09: c4d16acc00000000
[  420.842511] R10: ffffffff82789eb0 R11: ffff880117ddce40 R12: ffffc90001117c50
[  420.842525] R13: ffffc90001117c50 R14: 0000000000000078 R15: 0000000000000000
[  420.842540] FS:  00007fe47dda0a40(0000) GS:ffff88011fb00000(0000) knlGS:0000000000000000
[  420.842559] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  420.842571] CR2: 00007fd6c0a2cec4 CR3: 000000010a5e5000 CR4: 00000000001406e0
[  420.842586] Call Trace:
[  420.842595]  ? do_raw_spin_lock+0xad/0xb0
[  420.842635]  intel_engine_remove_wait.part.3+0x26/0x40 [i915]
[  420.842678]  intel_engine_remove_wait+0xe/0x20 [i915]
[  420.842721]  i915_wait_request+0x4f0/0x8c0 [i915]
[  420.842736]  ? wake_up_q+0x70/0x70
[  420.842747]  ? wake_up_q+0x70/0x70
[  420.842787]  i915_gem_object_wait_fence+0x7d/0x1a0 [i915]
[  420.842829]  i915_gem_object_wait+0x30d/0x520 [i915]
[  420.842842]  ? __this_cpu_preempt_check+0x13/0x20
[  420.842884]  i915_gem_wait_ioctl+0x12e/0x2e0 [i915]
[  420.842924]  ? i915_gem_wait_ioctl+0x22/0x2e0 [i915]
[  420.842939]  drm_ioctl+0x200/0x450
[  420.842976]  ? i915_gem_set_wedged+0x90/0x90 [i915]
[  420.842993]  do_vfs_ioctl+0x90/0x6e0
[  420.843003]  ? entry_SYSCALL_64_fastpath+0x5/0xb1
[  420.843017]  ? __this_cpu_preempt_check+0x13/0x20
[  420.843030]  ? trace_hardirqs_on_caller+0xe7/0x200
[  420.843042]  SyS_ioctl+0x3c/0x70
[  420.843054]  entry_SYSCALL_64_fastpath+0x1c/0xb1
[  420.843065] RIP: 0033:0x7fe47c4b9357
[  420.843075] RSP: 002b:00007ffc3c0633c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  420.843094] RAX: ffffffffffffffda RBX: ffffffff81482393 RCX: 00007fe47c4b9357
[  420.843109] RDX: 00007ffc3c063400 RSI: 00000000c010646c RDI: 0000000000000004
[  420.843123] RBP: ffffc90001117f88 R08: 0000000000000008 R09: 0000000000000000
[  420.843137] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  420.843151] R13: 0000000000000004 R14: 00000000c010646c R15: 0000000000000000
[  420.843168]  ? __this_cpu_preempt_check+0x13/0x20
[  420.843180] Code: 81 48 c7 c1 40 6a 16 a0 48 c7 c2 47 29 15 a0 be 17 01 00 00 48 c7 c7 10 6a 16 a0 e8 c7 ea fe e0 e9 5d ff ff ff 0f 0b 0f 0b 0f 0b <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 67 41 7e e1
[  420.843325] RIP: __intel_engine_remove_wait+0x1f4/0x200 [i915] RSP: ffffc90001117b18

Fixes: b66255f0f7 ("drm/i915: Refactor wakeup of the next breadcrumb waiter")
Fixes: 67b807a892 ("drm/i915: Delay disabling the user interrupt for breadcrumbs")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170306092916.11623-2-chris@chris-wilson.co.uk
Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
2017-03-06 13:45:33 +00:00
Maarten Lankhorst
e1edbd44e2 drm/i915: Complain if we take too long under vblank evasion.
Instead of only complaining when we actually miss a vblank, always
complain if we take longer than 100 us. This will make it easier to
find cases where we potentially miss vblanks.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1488292128-14540-2-git-send-email-maarten.lankhorst@linux.intel.com
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
[mlankhorst: Add commit message.]
2017-03-06 13:05:18 +01:00
Maarten Lankhorst
567f0792a6 drm/i915: Move updating color management to before vblank evasion
This cannot be done reliably during vblank evasasion
since the color management registers are not double buffered.

The original commit that moved it always during vblank evasion was
wrong, so revert it to before vblank evasion again.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Fixes: 20a34e78f0 ("drm/i915: Update color management during vblank evasion.")
Cc: stable@vger.kernel.org # v4.7+
Link: http://patchwork.freedesktop.org/patch/msgid/1488292128-14540-1-git-send-email-maarten.lankhorst@linux.intel.com
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
2017-03-06 12:54:22 +01:00
Ander Conselvan de Oliveira
d9321a03ef drm/i915/glk: Remove MODULE_FIRMWARE() tag from Geminilake's DMC
Geminilake's DMC is not yet available in the linux-firmware repository.
To prevent userspace tools such as mkinitramfs to complain about
missing firmware, remove the MODULE_FIRMWARE() tag for now.

Fixes: dbb28b5c3d ("drm/i915/DMC/GLK: Load DMC on GLK")
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Anusha Srivatsa <anusha.srivatsa@intel.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: intel-gfx@lists.freedesktop.org
Cc: <drm-intel-fixes@lists.freedesktop.org>
Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>
Acked-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170306085651.14008-1-ander.conselvan.de.oliveira@intel.com
2017-03-06 12:55:40 +02:00
Daniel Vetter
505b681539 drm/i915: Update DRIVER_DATE to 20170306
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2017-03-06 08:34:44 +01:00
Linus Torvalds
c1ae3cfa0e Linux 4.11-rc1 2017-03-05 12:59:56 -08:00
Linus Torvalds
8d70eeb84a Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Pull networking fixes from David Miller:

 1) Fix double-free in batman-adv, from Sven Eckelmann.

 2) Fix packet stats for fast-RX path, from Joannes Berg.

 3) Netfilter's ip_route_me_harder() doesn't handle request sockets
    properly, fix from Florian Westphal.

 4) Fix sendmsg deadlock in rxrpc, from David Howells.

 5) Add missing RCU locking to transport hashtable scan, from Xin Long.

 6) Fix potential packet loss in mlxsw driver, from Ido Schimmel.

 7) Fix race in NAPI handling between poll handlers and busy polling,
    from Eric Dumazet.

 8) TX path in vxlan and geneve need proper RCU locking, from Jakub
    Kicinski.

 9) SYN processing in DCCP and TCP need to disable BH, from Eric
    Dumazet.

10) Properly handle net_enable_timestamp() being invoked from IRQ
    context, also from Eric Dumazet.

11) Fix crash on device-tree systems in xgene driver, from Alban Bedel.

12) Do not call sk_free() on a locked socket, from Arnaldo Carvalho de
    Melo.

13) Fix use-after-free in netvsc driver, from Dexuan Cui.

14) Fix max MTU setting in bonding driver, from WANG Cong.

15) xen-netback hash table can be allocated from softirq context, so use
    GFP_ATOMIC. From Anoob Soman.

16) Fix MAC address change bug in bgmac driver, from Hari Vyas.

17) strparser needs to destroy strp_wq on module exit, from WANG Cong.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (69 commits)
  strparser: destroy workqueue on module exit
  sfc: fix IPID endianness in TSOv2
  sfc: avoid max() in array size
  rds: remove unnecessary returned value check
  rxrpc: Fix potential NULL-pointer exception
  nfp: correct DMA direction in XDP DMA sync
  nfp: don't tell FW about the reserved buffer space
  net: ethernet: bgmac: mac address change bug
  net: ethernet: bgmac: init sequence bug
  xen-netback: don't vfree() queues under spinlock
  xen-netback: keep a local pointer for vif in backend_disconnect()
  netfilter: nf_tables: don't call nfnetlink_set_err() if nfnetlink_send() fails
  netfilter: nft_set_rbtree: incorrect assumption on lower interval lookups
  netfilter: nf_conntrack_sip: fix wrong memory initialisation
  can: flexcan: fix typo in comment
  can: usb_8dev: Fix memory leak of priv->cmd_msg_buffer
  can: gs_usb: fix coding style
  can: gs_usb: Don't use stack memory for USB transfers
  ixgbe: Limit use of 2K buffers on architectures with 256B or larger cache lines
  ixgbe: update the rss key on h/w, when ethtool ask for it
  ...
2017-03-04 17:31:39 -08:00
Linus Torvalds
2d62e0768d Second batch of KVM changes for 4.11 merge window
PPC:
  * correct assumption about ASDR on POWER9
  * fix MMIO emulation on POWER9
 
 x86:
  * add a simple test for ioperm
  * cleanup TSS
    (going through KVM tree as the whole undertaking was caused by VMX's
     use of TSS)
  * fix nVMX interrupt delivery
  * fix some performance counters in the guest
 
 And two cleanup patches.
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Merge tag 'kvm-4.11-2' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull more KVM updates from Radim Krčmář:
 "Second batch of KVM changes for the 4.11 merge window:

  PPC:
   - correct assumption about ASDR on POWER9
   - fix MMIO emulation on POWER9

  x86:
   - add a simple test for ioperm
   - cleanup TSS (going through KVM tree as the whole undertaking was
     caused by VMX's use of TSS)
   - fix nVMX interrupt delivery
   - fix some performance counters in the guest

  ... and two cleanup patches"

* tag 'kvm-4.11-2' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
  KVM: nVMX: Fix pending events injection
  x86/kvm/vmx: remove unused variable in segment_base()
  selftests/x86: Add a basic selftest for ioperm
  x86/asm: Tidy up TSS limit code
  kvm: convert kvm.users_count from atomic_t to refcount_t
  KVM: x86: never specify a sample period for virtualized in_tx_cp counters
  KVM: PPC: Book3S HV: Don't use ASDR for real-mode HPT faults on POWER9
  KVM: PPC: Book3S HV: Fix software walk of guest process page tables
2017-03-04 11:36:19 -08:00
Linus Torvalds
be834aafdf A few fixes for the docs tree, including one for a 4.11 build regression.
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Merge tag 'docs-4.11-fixes' of git://git.lwn.net/linux

Pull documentation fixes from Jonathan Corbet:
 "A few fixes for the docs tree, including one for a 4.11 build
  regression"

* tag 'docs-4.11-fixes' of git://git.lwn.net/linux:
  Documentation/sphinx: fix primary_domain configuration
  docs: Fix htmldocs build failure
  doc/ko_KR/memory-barriers: Update control-dependencies section
  pcieaer doc: update the link
  Documentation: Update path to sysrq.txt
2017-03-04 11:32:18 -08:00
Linus Torvalds
91aff98b79 Staging/IIO driver fixes for 4.11-rc1
Here are a few small staging and IIO driver fixes for issues that showed
 up after the big set if changes you merged last week.
 
 Nothing major, just small bugs resolved in some IIO drivers, a lustre
 allocation fix, and some RaspberryPi driver fixes for reported problems,
 as well as a MAINTAINERS entry update.
 
 All of these have been in linux-next for a week with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-4.11-rc1-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging/IIO driver fixes from Greg KH:
 "Here are a few small staging and IIO driver fixes for issues that
  showed up after the big set if changes you merged last week.

  Nothing major, just small bugs resolved in some IIO drivers, a lustre
  allocation fix, and some RaspberryPi driver fixes for reported
  problems, as well as a MAINTAINERS entry update.

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

* tag 'staging-4.11-rc1-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
  staging: fsl-mc: fix warning in DT ranges parser
  MAINTAINERS: Remove Noralf Trønnes as fbtft maintainer
  staging: vchiq_2835_arm: Make cache-line-size a required DT property
  staging: bcm2835/mmal-vchiq: unlock on error in buffer_from_host()
  staging/lustre/lnet: Fix allocation size for sv_cpt_data
  iio: adc: xilinx: Fix error handling
  iio: 104-quad-8: Fix off-by-one error when addressing flag register
  iio: adc: handle unknow of_device_id data
2017-03-04 11:26:18 -08:00
Linus Torvalds
33a8b3e99d Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto fixes from Herbert Xu:

 - vmalloc stack regression in CCM

 - Build problem in CRC32 on ARM

 - Memory leak in cavium

 - Missing Kconfig dependencies in atmel and mediatek

 - XTS Regression on some platforms (s390 and ppc)

 - Memory overrun in CCM test vector

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  crypto: vmx - Use skcipher for xts fallback
  crypto: vmx - Use skcipher for cbc fallback
  crypto: testmgr - Pad aes_ccm_enc_tv_template vector
  crypto: arm/crc32 - add build time test for CRC instruction support
  crypto: arm/crc32 - fix build error with outdated binutils
  crypto: ccm - move cbcmac input off the stack
  crypto: xts - Propagate NEED_FALLBACK bit
  crypto: api - Add crypto_requires_off helper
  crypto: atmel - CRYPTO_DEV_MEDIATEK should depend on HAS_DMA
  crypto: atmel - CRYPTO_DEV_ATMEL_TDES and CRYPTO_DEV_ATMEL_SHA should depend on HAS_DMA
  crypto: cavium - fix leak on curr if curr->head fails to be allocated
  crypto: cavium - Fix couple of static checker errors
2017-03-04 10:42:53 -08:00
Linus Torvalds
0710f3ff91 Merge branch 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull misc final vfs updates from Al Viro:
 "A few unrelated patches that got beating in -next.

  Everything else will have to go into the next window ;-/"

* 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  hfs: fix hfs_readdir()
  selftest for default_file_splice_read() infoleak
  9p: constify ->d_name handling
2017-03-03 21:44:35 -08:00
Linus Torvalds
a3b4924b02 SCSI misc on 20170303
This is the set of stuff that didn't quite make the initial pull and a
 set of fixes for stuff which did.  The new stuff is basically lpfc
 (nvme), qedi and aacraid.  The fixes cover a lot of previously
 submitted stuff, the most important of which probably covers some of
 the failing irq vectors allocation and other fallout from having the
 SCSI command allocated as part of the block allocation functions.
 
 Signed-off-by: James E.J. Bottomley <jejb@linux.vnet.ibm.com>
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Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull more SCSI updates from James Bottomley:
 "This is the set of stuff that didn't quite make the initial pull and a
  set of fixes for stuff which did.

  The new stuff is basically lpfc (nvme), qedi and aacraid. The fixes
  cover a lot of previously submitted stuff, the most important of which
  probably covers some of the failing irq vectors allocation and other
  fallout from having the SCSI command allocated as part of the block
  allocation functions"

* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (59 commits)
  scsi: qedi: Fix memory leak in tmf response processing.
  scsi: aacraid: remove redundant zero check on ret
  scsi: lpfc: use proper format string for dma_addr_t
  scsi: lpfc: use div_u64 for 64-bit division
  scsi: mac_scsi: Fix MAC_SCSI=m option when SCSI=m
  scsi: cciss: correct check map error.
  scsi: qla2xxx: fix spelling mistake: "seperator" -> "separator"
  scsi: aacraid: Fixed expander hotplug for SMART family
  scsi: mpt3sas: switch to pci_alloc_irq_vectors
  scsi: qedf: fixup compilation warning about atomic_t usage
  scsi: remove scsi_execute_req_flags
  scsi: merge __scsi_execute into scsi_execute
  scsi: simplify scsi_execute_req_flags
  scsi: make the sense header argument to scsi_test_unit_ready mandatory
  scsi: sd: improve TUR handling in sd_check_events
  scsi: always zero sshdr in scsi_normalize_sense
  scsi: scsi_dh_emc: return success in clariion_std_inquiry()
  scsi: fix memory leak of sdpk on when gd fails to allocate
  scsi: sd: make sd_devt_release() static
  scsi: qedf: Add QLogic FastLinQ offload FCoE driver framework.
  ...
2017-03-03 21:36:56 -08:00
WANG Cong
f78ef7cd9a strparser: destroy workqueue on module exit
Fixes: 43a0c6751a ("strparser: Stream parser for messages")
Cc: Tom Herbert <tom@herbertland.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-03-03 20:43:26 -08:00
David S. Miller
20b83643ab Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf
Pablo Neira Ayuso says:

====================
Netfilter fixes for net

The following patchset contains Netfilter fixes for your net tree,
they are:

1) Missing check for full sock in ip_route_me_harder(), from
   Florian Westphal.

2) Incorrect sip helper structure initilization that breaks it when
   several ports are used, from Christophe Leroy.

3) Fix incorrect assumption when looking up for matching with adjacent
   intervals in the nft_set_rbtree.

4) Fix broken netlink event error reporting in nf_tables that results
   in misleading ESRCH errors propagated to userspace listeners.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2017-03-03 20:40:06 -08:00
Linus Torvalds
0b94da8dfc Merge branch 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm
Pull libnvdimm fixes from Dan Williams:
 "A fix and regression test case for nvdimm namespace label
  compatibility.

  Details:

   - An "nvdimm namespace label" is metadata on an nvdimm that
     provisions dimm capacity into a "namespace" that can host a block
     device / dax-filesytem, or a device-dax character device.

     A namespace is an object that other operating environment and
     platform firmware needs to comprehend for capabilities like booting
     from an nvdimm.

     The label metadata contains a checksum that Linux was not
     calculating correctly leading to other environments rejecting the
     Linux label.

   These have received a build success notification from the kbuild
   robot, and a positive test result from Nick who reported the problem"

* 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm:
  nfit, libnvdimm: fix interleave set cookie calculation
  tools/testing/nvdimm: make iset cookie predictable
2017-03-03 16:48:48 -08:00
Linus Torvalds
e27fd02d92 pci-v4.11-fixes-1
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Merge tag 'pci-v4.11-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI fixes from Bjorn Helgaas:

 - fix NULL pointer dereferences in many DesignWare-based drivers due to
   refactoring error

 - fix Altera config write breakage due to my refactoring error

* tag 'pci-v4.11-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci:
  PCI: altera: Fix TLP_CFG_DW0 for TLP write
  PCI: dwc: Fix crashes seen due to missing assignments
2017-03-03 16:44:21 -08:00
Linus Torvalds
f47e2db43d Merge branch 'parisc-4.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux
Pull parisc fixes and cleanups from Helge Deller:
 "Nothing really important in this patchset: fix resource leaks in error
  paths, coding style cleanups and code removal"

* 'parisc-4.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux:
  parisc: Remove flush_user_dcache_range and flush_user_icache_range
  parisc: fix a printk
  parisc: ccio-dma: Handle return NULL error from ioremap_nocache
  parisc: Define access_ok() as macro
  parisc: eisa: Fix resource leaks in error paths
  parisc: eisa: Remove coding style errors
2017-03-03 16:20:06 -08:00
Linus Torvalds
606ed721af Xtensa improvements for v4.11:
- clean up bootable image build targets: provide separate 'Image',
   'zImage' and 'uImage' make targets that only build corresponding
   image type. Make 'all' build all images appropriate for a platform;
 - allow merging vectors code into .text section as a preparation step
   for XIP support;
 - fix handling external FDT when the kernel is built without
   BLK_DEV_INITRD support.
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Merge tag 'xtensa-20170303' of git://github.com/jcmvbkbc/linux-xtensa

Pull Xtensa updates from Max Filippov:

 - clean up bootable image build targets: provide separate 'Image',
   'zImage' and 'uImage' make targets that only build corresponding
   image type. Make 'all' build all images appropriate for a platform

 - allow merging vectors code into .text section as a preparation step
   for XIP support

 - fix handling external FDT when the kernel is built without
   BLK_DEV_INITRD support

* tag 'xtensa-20170303' of git://github.com/jcmvbkbc/linux-xtensa:
  xtensa: allow merging vectors into .text section
  xtensa: clean up bootable image build targets
  xtensa: move parse_tag_fdt out of #ifdef CONFIG_BLK_DEV_INITRD
2017-03-03 16:17:55 -08:00
Linus Torvalds
a1a0db36d8 ARM: SoC: late DT updates for v4.11
These updates have been kept in a separate branch mostly because
 they rely on updates to the respective clk drivers to keep the
 shared header files in sync.
 
 This includes two branches for arm64 dt updates, both following up
 on earlier changes for the same platforms that are already merged:
 
 Samsung:
   - add USB3 support in Exynos7
   - minor PM related updates
 
 Amlogic:
   - new machines: WeTek Set-top-boxes
   - various devices added to DT
 
 There are also a couple of bugfixes that trickled in since the
 start of the merge window:
 
 - The moxart_defconfig was not building the intended platform
 - CPU-hotplug was broken on ux500
 - Coresight was broken on Juno (never worked)
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Merge tag 'armsoc-late' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC late DT updates from Arnd Bergmann:
 "These updates have been kept in a separate branch mostly because they
  rely on updates to the respective clk drivers to keep the shared
  header files in sync.

  This includes two branches for arm64 dt updates, both following up on
  earlier changes for the same platforms that are already merged:

  Samsung:
   - add USB3 support in Exynos7
   - minor PM related updates

  Amlogic:
   - new machines: WeTek Set-top-boxes
   - various devices added to DT

  There are also a couple of bugfixes that trickled in since the start
  of the merge window:

   - The moxart_defconfig was not building the intended platform
   - CPU-hotplug was broken on ux500
   - Coresight was broken on Juno (never worked)"

* tag 'armsoc-late' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (26 commits)
  ARM: deconfig: fix the moxart defconfig
  ARM: ux500: resume the second core properly
  arm64: dts: juno: update definition for programmable replicator
  arm64: dts: exynos: Add regulators for Vbus and Vbus-Boost
  arm64: dts: exynos: Add USB 3.0 controller node for Exynos7
  arm64: dts: exynos: Use macros for pinctrl configuration on Exynos7
  pinctrl: dt-bindings: samsung: Add Exynos7 specific pinctrl macro definitions
  arm64: dts: exynos: Add initial configuration for DISP clocks for TM2/TM2e
  ARM64: dts: meson-gxbb-p200: add ADC laddered keys
  ARM64: dts: meson: meson-gx: add the SAR ADC
  ARM64: dts: meson-gxl: add the pwm_ao_b pin
  ARM64: dts: meson-gx: add the missing pwm_AO_ab node
  clk: gxbb: fix CLKID_ETH defined twice
  ARM64: dts: meson-gxl: rename Nexbox A95x for consistency
  clk: gxbb: add the SAR ADC clocks and expose them
  dt-bindings: amlogic: Add WeTek boards
  ARM64: dts: meson-gxbb: Add support for WeTek Hub and Play
  dt-bindings: vendor-prefix: Add wetek vendor prefix
  ARM64: dts: meson-gxm: Rename q200 and q201 DT files for consistency
  ARM64: dts: meson-gx: Add HDMI HPD/DDC pinctrl nodes
  ...
2017-03-03 16:15:48 -08:00
Linus Torvalds
0a040b2113 Merge branch 'for-next' of git://git.samba.org/sfrench/cifs-2.6
Pull SMB3 fixes from Steve French:
 "Some small bug fixes as well as SMB2.1/SMB3 enablement for DFS (global
  namespace) which previously was only enabled for CIFS"

* 'for-next' of git://git.samba.org/sfrench/cifs-2.6:
  smb2: Enforce sec= mount option
  CIFS: Fix sparse warnings
  CIFS: implement get_dfs_refer for SMB2+
  CIFS: use DFS pathnames in SMB2+ Create requests
  CIFS: set signing flag in SMB2+ TreeConnect if needed
  CIFS: let ses->ipc_tid hold smb2 TreeIds
  CIFS: add use_ipc flag to SMB2_ioctl()
  CIFS: add build_path_from_dentry_optional_prefix()
  CIFS: move DFS response parsing out of SMB1 code
  CIFS: Fix possible use after free in demultiplex thread
2017-03-03 16:00:59 -08:00
John Keeping
fd5d666932 Documentation/sphinx: fix primary_domain configuration
With Sphinx 1.5.3 I get the warning:

	WARNING: primary_domain 'C' not found, ignored.

It seems that domain names in Sphinx are case-sensitive and for the C
domain the name must be lower case.

Signed-off-by: John Keeping <john@metanate.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2017-03-03 16:12:30 -07:00
Martyn Welch
f3fc83e555 docs: Fix htmldocs build failure
Build of HTML docs failing due to conversion of deviceiobook.tmpl in
8a8a602f and regulator.tmpl in 028f2533 to RST without removing from
DOCBOOKS in Makefile, resulting (in the case of deviceiobook) the
following error:

make[1]: *** No rule to make target 'Documentation/DocBook/deviceiobook.xml', needed by 'Documentation/DocBook/deviceiobook.aux.xml'.  Stop.
Makefile:1452: recipe for target 'htmldocs' failed
make: *** [htmldocs] Error 2

Update DOCBOOKS to reflect available books.

Signed-off-by: Martyn Welch <martyn.welch@collabora.co.uk>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2017-03-03 16:11:38 -07:00
SeongJae Park
9857b1ad47 doc/ko_KR/memory-barriers: Update control-dependencies section
This commit applies upstream change, commit c8241f8553 ("doc: Update
control-dependencies section of memory-barriers.txt"), to Korean
translation.

Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2017-03-03 15:54:55 -07:00