66119 Commits

Author SHA1 Message Date
Dave Airlie
9ca1f474ce Merge tag 'amd-drm-next-5.8-2020-05-27' of git://people.freedesktop.org/~agd5f/linux into drm-next
amd-drm-next-5.8-2020-05-27:

amdgpu:
- SRIOV fixes
- RAS fixes
- VCN 2.5 DPG (Dynamic PowerGating) fixes
- FP16 updates for display
- CTF cleanups
- Display fixes
- Fix pcie bw sysfs handling
- Enable resizeable BAR support for gmc 10.x
- GFXOFF fixes for Raven
- PM sysfs handling fixes

amdkfd:
- Fix a race condition
- Warning fixes

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexdeucher@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200527231219.3930-1-alexander.deucher@amd.com
2020-05-28 16:10:17 +10:00
Ingo Molnar
0bffedbce9 Linux 5.7-rc7
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Merge tag 'v5.7-rc7' into perf/core, to pick up fixes

Signed-off-by: Ingo Molnar <mingo@kernel.org>
2020-05-28 07:58:12 +02:00
Dave Airlie
5afeb97a18 Short summary of fixes pull (less than what git shortlog provides):
There's a fix for panel brighness on Lenovo X13 Yoga devices and a fix for
 -Wformat warnings on architectures where atomic-64 counters are not of
 type unsigned long long.
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Merge tag 'drm-misc-next-fixes-2020-05-27' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

Short summary of fixes pull (less than what git shortlog provides):

There's a fix for panel brighness on Lenovo X13 Yoga devices and a fix for
-Wformat warnings on architectures where atomic-64 counters are not of
type unsigned long long.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20200527080123.GA8186@linux-uq9g
2020-05-28 15:38:39 +10:00
Aric Cyr
185082b679 drm/amd/display: Fix potential integer wraparound resulting in a hang
[Why]
If VUPDATE_END is before VUPDATE_START the delay calculated can become
very large, causing a soft hang.

[How]
Take the absolute value of the difference between START and END.

Signed-off-by: Aric Cyr <aric.cyr@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-05-27 18:42:10 -04:00
Simon Ser
8d43e3966b drm/amd/display: drop cursor position check in atomic test
get_cursor_position already handles the case where the cursor has
negative off-screen coordinates by not setting
dc_cursor_position.enabled.

Signed-off-by: Simon Ser <contact@emersion.fr>
Fixes: 626bf90fe03f ("drm/amd/display: add basic atomic check for cursor plane")
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-05-27 18:42:10 -04:00
Aric Cyr
4e5183200d drm/amd/display: Fix potential integer wraparound resulting in a hang
[Why]
If VUPDATE_END is before VUPDATE_START the delay calculated can become
very large, causing a soft hang.

[How]
Take the absolute value of the difference between START and END.

Signed-off-by: Aric Cyr <aric.cyr@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
2020-05-27 18:13:14 -04:00
Simon Ser
f7d5991b92 drm/amd/display: drop cursor position check in atomic test
get_cursor_position already handles the case where the cursor has
negative off-screen coordinates by not setting
dc_cursor_position.enabled.

Signed-off-by: Simon Ser <contact@emersion.fr>
Fixes: 626bf90fe03f ("drm/amd/display: add basic atomic check for cursor plane")
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
2020-05-27 18:12:32 -04:00
Linus Torvalds
3301f6ae2d Merge branch 'for-5.7-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
Pull cgroup fixes from Tejun Heo:

 - Reverted stricter synchronization for cgroup recursive stats which
   was prepping it for event counter usage which never got merged. The
   change was causing performation regressions in some cases.

 - Restore bpf-based device-cgroup operation even when cgroup1 device
   cgroup is disabled.

 - An out-param init fix.

* 'for-5.7-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup:
  device_cgroup: Cleanup cgroup eBPF device filter code
  xattr: fix uninitialized out-param
  Revert "cgroup: Add memory barriers to plug cgroup_rstat_updated() race window"
2020-05-27 10:58:19 -07:00
Kevin Wang
ba02fd6b1c drm/amdgpu: fix device attribute node create failed with multi gpu
the origin design will use varible of "attr->states" to save node
supported states on current gpu device, but for multi gpu device, when
probe second gpu device, the driver will check attribute node states
from previous gpu device wthether to create attribute node.
it will cause other gpu device create attribute node faild.

1. add member attr_list into amdgpu_device to link supported device attribute node.
2. add new structure "struct amdgpu_device_attr_entry{}" to track device attribute state.
3. drop member "states" from amdgpu_device_attr.

v2:
1. move "attr_list" into amdgpu_pm and rename to "pm_attr_list".
2. refine create & remove device node functions parameter.

fix:
drm/amdgpu: optimize amdgpu device attribute code

Signed-off-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-05-26 15:51:45 -04:00
Dave Airlie
7dbbdd37f2 drm/nouveau: use correct conflicting framebuffer API
nouveau was calling the fbdev API which has issues with modules
and built-ins. Call the correct API.

Reported-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Randy Dunlap <rdunlap@infradead.org> # build-tested
Fixes: 2dd4d163cd9c ("drm/nouveau: remove open-coded version of remove_conflicting_pci_framebuffers()")
Link: https://lore.kernel.org/lkml/21b52c28-3ace-cd13-d8ce-f38f2c6b2a96@infradead.org/T/#u
Signed-off-by: Dave Airlie <airlied@redhat.com>
2020-05-26 14:41:03 +10:00
Arnd Bergmann
b4e3b881b9 Refactor the mmsys to reflect that it's a clock driver and
the entry point for the DRM subsystem.
 
 Replace clk-provider.h include with of_clk.h for mach-mediatek
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Merge tag 'v5.7-next-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/matthias.bgg/linux into arm/drivers

Refactor the mmsys to reflect that it's a clock driver and
the entry point for the DRM subsystem.

Replace clk-provider.h include with of_clk.h for mach-mediatek

* tag 'v5.7-next-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/matthias.bgg/linux:
  ARM: mediatek: Replace <linux/clk-provider.h> by <linux/of_clk.h>
  soc: mediatek: Missing platform_device_unregister() on error in mtk_mmsys_probe()
  soc: mediatek: mmsys: Drop <linux/clk-provider.h>
  soc / drm: mediatek: Fix mediatek-drm device probing
  soc / drm: mediatek: Move routing control to mmsys device
  clk / soc: mediatek: Move mt8173 MMSYS to platform driver
  dt-bindings: mediatek: Update mmsys binding to reflect it is a system controller
  drm/mediatek: Omit warning on probe defers

Link: https://lore.kernel.org/r/2cf27d33-59c6-023b-9993-57a2639824ea@gmail.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-05-25 16:53:25 +02:00
Chris Wilson
757a9395f3 drm/i915/gem: Avoid iterating an empty list
Our __sgt_iter assumes that the scattergather list has at least one
element. But during construction we may fail in allocating the first
page, and so mark the first element as the terminator. This is
unexpected!

[22555.524752] RIP: 0010:shmem_get_pages+0x506/0x710 [i915]
[22555.524759] Code: 49 8b 2c 24 31 c0 66 89 44 24 40 48 85 ed 0f 84 62 01 00 00 4c 8b 75 00 8b 5d 08 44 8b 7d 0c 48 8b 0d 7e 34 07 e2 49 83 e6 fc <49> 8b 16 41 01 df 48 89 cf 48 89 d0 48 c1 e8 2d 48 85 c9 0f 84 c8
[22555.524765] RSP: 0018:ffffc9000053f9d0 EFLAGS: 00010246
[22555.524770] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff8881ffffa000
[22555.524774] RDX: fffffffffffffff4 RSI: ffffffffffffffff RDI: ffffffff821efe00
[22555.524778] RBP: ffff8881b099ab00 R08: 0000000000000000 R09: 00000000fffffff4
[22555.524782] R10: 0000000000000002 R11: 00000000ffec0a02 R12: ffff8881cd3c8d60
[22555.524786] R13: 00000000fffffff4 R14: 0000000000000000 R15: 0000000000000000
[22555.524790] FS:  00007f4fbeb9b9c0(0000) GS:ffff8881f8580000(0000) knlGS:0000000000000000
[22555.524795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[22555.524799] CR2: 0000000000000000 CR3: 00000001ec7f0004 CR4: 00000000001606e0
[22555.524803] Call Trace:
[22555.524919]  __i915_gem_object_get_pages+0x4f/0x60 [i915]

Fixes: 85d1225ec066 ("drm/i915: Introduce & use new lightweight SGL iterators")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Matthew Auld <matthew.auld@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: <stable@vger.kernel.org> # v4.8+
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Maciej Patelczyk <maciej.patelczyk@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200522132706.5133-1-chris@chris-wilson.co.uk
(cherry picked from commit 957ad9a02be6faa87594c58ac09460cd3d190d0e)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
2020-05-25 15:40:43 +03:00
Chris Wilson
ef29440b3c drm/i915: Avoid using rq->engine after free during i915_fence_release
In order to be valid to dereference during the i915_fence_release, after
retiring the fence and releasing its refererences, we assume that
rq->engine can only be a real engine (that stay intact until the device
is shutdown after all fences have been flushed). However, due to a quirk
of preempt-to-busy, we may retire a request that still belongs to a
virtual engine and so eventually free it with rq->engine being invalid.
To avoid dereferencing that invalid engine, we look at the
execution_mask which if it indicates it may be executed on more than one
engine, we know it originated on a virtual engine and may still be on
one.

Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/1906
Fixes: 43acd6516ca9 ("drm/i915: Keep a per-engine request pool")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200521140617.30015-2-chris@chris-wilson.co.uk
(cherry picked from commit 32a4605b38c30689a6a18f3f4c7d3133ac9d3277)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
2020-05-25 15:40:39 +03:00
Chris Wilson
9ef36fc2d0 drm/i915: Disable semaphore inter-engine sync without timeslicing
Since the removal of the no-semaphore boosting, we rely on timeslicing to
reorder passed inter-dependency hogs across the engines. However, we
require preemption to support timeslicing into user payloads, and not all
machine support preemption so we do not universally enable timeslicing,
even when it would correctly preempt our own inter-engine semaphores.
Since timeslicing and semaphore priority deboosting is now disabled on
Broadwell/Braswell, we have to follow suite and not use semaphores.

Testcase: igt/gem_exec_schedule/semaphore-codependency # bdw/bsw
Fixes: 18e4af04d218 ("drm/i915: Drop no-semaphore boosting")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200521140617.30015-1-chris@chris-wilson.co.uk
(cherry picked from commit 0eb670aac27b1d615004c29efec595616e3e091a)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
2020-05-25 15:40:35 +03:00
Chris Wilson
b7ccc7858a drm/i915/gt: Remove errant assertion in __intel_context_do_pin
This assertion was removed in commit b412c63f1cba ("drm/i915/gt: Report
context-is-closed prior to pinning"), but accidentally restored by a
cherry-pick into drm-next and now has percolated back to
drm-intel-next-queued.

Fixes: 2e46a2a0b014 ("drm/i915: Use explicit flag to mark unreachable intel_context")
Fixes: 2b703bbda271 ("Merge drm/drm-next into drm-intel-next-queued")
References: b412c63f1cba ("drm/i915/gt: Report context-is-closed prior to pinning")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200520073048.2394034-1-chris@chris-wilson.co.uk
(cherry picked from commit f2c1061a3677b400a945d9238f17bf33d669acff)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
2020-05-25 15:40:31 +03:00
Chris Wilson
0fad590fd9 drm/i915: Don't set queue-priority hint when supressing the reschedule
We recorded the execlists->queue_priority_hint update for the inflight
request without kicking the tasklet. The next submitted request then
failed to be scheduled as it had a lower priority than the hint, leaving
the HW running with only the inflight request.

Fixes: 6cebcf746f3f ("drm/i915: Tweak scheduler's kick_submission()")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200519063123.20673-1-chris@chris-wilson.co.uk
(cherry picked from commit b86fc6e5e89e5645b43f57171c26740ef38f9f4a)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
2020-05-25 15:40:26 +03:00
Greg Kroah-Hartman
344235f557 Merge 5.7-rc7 into tty-next
We need the tty/serial fixes in here as well.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-05-25 13:22:05 +02:00
Jonathan Marek
d9e19d7966 drm/msm/a6xx: skip HFI set freq if GMU is powered down
Also skip the newly added HFI set freq path if the GMU is powered down,
which was missing because of patches crossing paths.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Signed-off-by: Rob Clark <robdclark@chromium.org>
2020-05-23 13:38:16 -07:00
Jordan Crouse
fb212ad6cc drm/msm: Update the MMU helper function APIs
Instead of using a bare unsigned type for the length value for map/unmap
functions pass in a size_t to more correctly match up with the underlying
APIs.

Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
Tested-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
2020-05-23 13:38:16 -07:00
Jordan Crouse
ccac7ce373 drm/msm: Refactor address space initialization
Refactor how address space initialization works. Instead of having the
address space function create the MMU object (and thus require separate but
equal functions for gpummu and iommu) use a single function and pass the
MMU struct in. Make the generic code cleaner by using target specific
functions to create the address space so a2xx can do its own thing in its
own space.  For all the other targets use a generic helper to initialize
IOMMU but leave the door open for newer targets to use customization
if they need it.

Reviewed-by: Rob Clark <robdclark@gmail.com>
Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
Tested-by: Shawn Guo <shawn.guo@linaro.org>
[squash in rebase fixups]
Signed-off-by: Rob Clark <robdclark@chromium.org>
2020-05-23 13:38:16 -07:00
Jordan Crouse
52da6d5131 drm/msm: Attach the IOMMU device during initialization
Everywhere an IOMMU object is created by msm_gpu_create_address_space
the IOMMU device is attached immediately after. Instead of carrying around
the infrastructure to do the attach from the device specific code do it
directly in the msm_iommu_init() function. This gets it out of the way for
more aggressive cleanups that follow.

Reviewed-by: Rob Clark <robdclark@gmail.com>
Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
Tested-by: Shawn Guo <shawn.guo@linaro.org>
[squash in rebase fixups and fix for unused fxn]
Signed-off-by: Rob Clark <robdclark@chromium.org>
2020-05-23 13:37:38 -07:00
Lyude Paul
6f27e4c287 drm/vblank: Fix -Wformat compile warnings on some arches
On some architectures like ppc64le and aarch64, compiling with
-Wformat=1 will throw the following warnings:

  In file included from drivers/gpu/drm/drm_vblank.c:33:
  drivers/gpu/drm/drm_vblank.c: In function 'drm_update_vblank_count':
  drivers/gpu/drm/drm_vblank.c:273:16: warning: format '%llu' expects
  argument of type 'long long unsigned int', but argument 4 has type
  'long int' [-Wformat=]
    DRM_DEBUG_VBL("updating vblank count on crtc %u:"
                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  ./include/drm/drm_print.h:407:22: note: in definition of macro
  'DRM_DEBUG_VBL'
    drm_dbg(DRM_UT_VBL, fmt, ##__VA_ARGS__)
                        ^~~
  drivers/gpu/drm/drm_vblank.c:274:22: note: format string is defined here
           " current=%llu, diff=%u, hw=%u hw_last=%u\n",
                     ~~~^
                     %lu

So, fix that with a typecast.

Co-developed-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20200521204647.2578479-1-lyude@redhat.com
2020-05-22 14:22:00 -04:00
Felix Kuehling
90ca78deb0 drm/amdgpu: Sync with VM root BO when switching VM to CPU update mode
This fixes an intermittent bug where a root PD clear operation still in
progress could overwrite a PDE update done by the CPU, resulting in a
VM fault.

Fixes: 108b4d928c03 ("drm/amd/amdgpu: Update VM function pointer")
Reported-by: Jay Cornwall <Jay.Cornwall@amd.com>
Tested-by: Jay Cornwall <Jay.Cornwall@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-05-22 13:42:13 -04:00
Bhawanpreet Lakha
cdaae8371a drm/amd/display: Handle GPU reset for DC block
[Why]
Previously we used the s3 codepath for gpu reset. This can lead to issues in
certain case where we end of waiting for fences which will never come (because
parts of the hw are off due to gpu reset) and we end up waiting forever causing
a deadlock.

[How]
Handle GPU reset separately from normal s3 case. We essentially need to redo
everything we do in s3, but avoid any drm calls.

For GPU reset case

suspend:
	-Acquire DC lock
	-Cache current dc_state
	-Commit 0 stream/planes to dc (this puts dc into a state where it can be
	 powered off)
	-Disable interrupts
resume
	-Edit cached state to force full update
	-Commit cached state from suspend
	-Build stream and plane updates from the cached state
	-Commit stream/plane updates
	-Enable interrupts
	-Release DC lock

v2:
-Formatting
-Release dc_state

Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-05-22 13:42:04 -04:00
Alex Deucher
54f78a7655 drm/amdgpu: add apu flags (v2)
Add some APU flags to simplify handling of different APU
variants.  It's easier to understand the special cases
if we use names flags rather than checking device ids and
silicon revisions.

v2: rebase on latest code

Acked-by: Evan Quan <evan.quan@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-05-22 13:41:53 -04:00
chen gong
cbd2d08c74 drm/amd/powerpay: Disable gfxoff when setting manual mode on picasso and raven
[Problem description]
1. Boot up picasso platform, launches desktop, Don't do anything (APU enter into "gfxoff" state)
2. Remote login to platform using SSH, then type the command line:
	sudo su -c "echo manual > /sys/class/drm/card0/device/power_dpm_force_performance_level"
	sudo su -c "echo 2 > /sys/class/drm/card0/device/pp_dpm_sclk" (fix SCLK to 1400MHz)
3. Move the mouse around in Window
4. Phenomenon :  The screen frozen

Tester will switch sclk level during glmark2 run time.
APU will enter "gfxoff" state intermittently during glmark2 run time.
The system got hanged if fix GFXCLK to 1400MHz when APU is in "gfxoff"
state.

[Debug]
1. Fix SCLK to X MHz
	1400: screen frozen, screen black, then OS will reboot.
	1300: screen frozen.
	1200: screen frozen, screen black.
	1100: screen frozen, screen black, then OS will reboot.
	1000: screen frozen, screen black.
	900:  screen frozen, screen black, then OS will reboot.
	800:  Situation Nomal, issue disappear.
	700:  Situation Nomal, issue disappear.
2. SBIOS setting: AMD CBS --> SMU Debug Options -->SMU Debug --> "GFX DLDO Psm Margin Control":
	50 : Situation Nomal, issue disappear.
	45 : Situation Nomal, issue disappear.
	40 : Situation Nomal, issue disappear.
	35 : Situation Nomal, issue disappear.
	30 : screen black.
	25 : screen frozen, then blurred screen.
	20 : screen frozen.
	15 : screen black.
	10 : screen frozen.
	5  : screen frozen, then blurred screen.
3. Disable GFXOFF feature
	Situation Nomal, issue disappear.

[Why]
Through a period of time debugging with Sys Eng team and SMU team, Sys
Eng team said this is voltage/frequency marginal issue not a F/W or H/W
bug. This experiment proves that default targetPsm [for f=1400MHz] is
not sufficient when GFXOFF is enabled on Picasso.

SMU team think it is an odd test conditions to force sclk="1400MHz" when
GPU is in "gfxoff" state,then wake up the GFX. SCLK should be in the
"lowest frequency" when gfxoff.

[How]
Disable gfxoff when setting manual mode.
Enable gfxoff when setting other mode(exiting manual mode) again.

By the way, from the user point of view, now that user switch to manual
mode and force SCLK Frequency, he don't want SCLK be controlled by
workload.It becomes meaningless to "switch to manual mode" if APU enter "gfxoff"
due to lack of workload at this point.

Tips: Same issue observed on Raven.

Signed-off-by: chen gong <curry.gong@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-05-22 13:41:43 -04:00
Alex Deucher
d5c8ffb966 drm/amdgpu: fix pm sysfs node handling (v2)
Fix typos that prevented them from showing up.

v2: switch other files in addition to pp_clk_voltage

Fixes: 4e01847c38f7a5 ("drm/amdgpu: optimize amdgpu device attribute code")
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1150
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Evan Quan <evan.quan@amd.com>
2020-05-22 13:41:37 -04:00
Alex Deucher
6e29c227a4 drm/amdgpu: move gpu_info parsing after common early init
We need to get the silicon revision id before we parse
the firmware in order to load the correct gpu info firmware
for raven2 variants.

Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1103
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-05-22 13:41:32 -04:00
Alex Deucher
6ba57b7a8f drm/amdgpu: move discovery gfx config fetching
Move it into the fw_info function since it's logically part
of the same functionality.

Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-05-22 13:41:22 -04:00
kbuild test robot
7d4eedb03f drm/msm/dpu: dpu_setup_dspp_pcc() can be static
Fixes: 4259ff7ae509 ("drm/msm/dpu: add support for pcc color block in dpu driver")
Signed-off-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Rob Clark <robdclark@chromium.org>
2020-05-22 09:12:32 -07:00
kbuild test robot
d9aeccec85 drm/msm/a6xx: a6xx_hfi_send_start() can be static
Fixes: 8167e6fa76c8 ("drm/msm/a6xx: HFI v2 for A640 and A650")
Signed-off-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Rob Clark <robdclark@chromium.org>
2020-05-22 09:12:17 -07:00
Dave Airlie
918b73dcfc Merge branch 'linux-5.8' of git://github.com/skeggsb/linux into drm-next
- HD audio fixes on recent systems
- vGPU detection (fail probe if we're on one, for now)
- Interlaced mode fixes (mostly avoidance on Turing, which doesn't support it)
- SVM improvements/fixes
- NVIDIA format modifier support
- Misc other fixes.

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Ben Skeggs <skeggsb@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ <CACAvsv6DcRFMDVEftdL7LxNtxuSQQ=qnfqdHXO0K=BmJ8Q2-+g@mail.gmail.com
2020-05-22 13:17:12 +10:00
Dave Airlie
5f0ed4f8f6 Mediatek DRM Next for Linux 5.8
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Merge tag 'mediatek-drm-next-5.8' of https://git.kernel.org/pub/scm/linux/kernel/git/chunkuang.hu/linux into drm-next

Mediatek DRM Next for Linux 5.8

This include dpi pin mode swap, config mipi_tx current and impedance,
and some fixup.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200521014612.17175-1-chunkuang.hu@kernel.org
2020-05-22 12:20:18 +10:00
Dinghao Liu
dc455f4c88 drm/nouveau/dispnv50: fix runtime pm imbalance on error
pm_runtime_get_sync() increments the runtime PM usage counter even
the call returns an error code. Thus a pairing decrement is needed
on the error handling path to keep the counter balanced.

Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:53 +10:00
Dinghao Liu
d3faddc7dc drm/nouveau: fix runtime pm imbalance on error
pm_runtime_get_sync() increments the runtime PM usage counter even
the call returns an error code. Thus a pairing decrement is needed
on the error handling path to keep the counter balanced.

Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:52 +10:00
Dinghao Liu
d7372dfb3f drm/nouveau: fix runtime pm imbalance on error
pm_runtime_get_sync() increments the runtime PM usage counter even
the call returns an error code. Thus a pairing decrement is needed
on the error handling path to keep the counter balanced.

Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:52 +10:00
Dinghao Liu
00583fbe80 drm/nouveau/debugfs: fix runtime pm imbalance on error
pm_runtime_get_sync() increments the runtime PM usage counter even
the call returns an error code. Thus a pairing decrement is needed
on the error handling path to keep the counter balanced.

Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:52 +10:00
Ralph Campbell
9d4296a7d4 drm/nouveau/nouveau/hmm: fix migrate zero page to GPU
When calling OpenCL clEnqueueSVMMigrateMem() on a region of memory that
is backed by pte_none() or zero pages, migrate_vma_setup() will fill the
source PFN array with an entry indicating the source page is zero.
Use this to optimize migration to device private memory by allocating
GPU memory and zero filling it instead of failing to migrate the page.

Signed-off-by: Ralph Campbell <rcampbell@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:52 +10:00
Ralph Campbell
1d7f940c3a drm/nouveau/nouveau/hmm: fix nouveau_dmem_chunk allocations
In nouveau_dmem_init(), a number of struct nouveau_dmem_chunk are allocated
and put on the dmem->chunk_empty list. Then in nouveau_dmem_pages_alloc(),
a nouveau_dmem_chunk is removed from the list and GPU memory is allocated.
However, the nouveau_dmem_chunk is never removed from the chunk_empty
list nor placed on the chunk_free or chunk_full lists. This results
in only one chunk ever being actually used (2MB) and quickly leads to
migration to device private memory failures.

Fix this by having just one list of free device private pages and if no
pages are free, allocate a chunk of device private pages and GPU memory.

Signed-off-by: Ralph Campbell <rcampbell@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:52 +10:00
Lyude Paul
d6a9efece7 drm/nouveau/kms/nv50-: Share DP SST mode_valid() handling with MST
Currently, the nv50_mstc_mode_valid() function is happy to take any and
all modes, even the ones we can't actually support sometimes like
interlaced modes.

Luckily, the only difference between the mode validation that needs to
be performed for MST vs. SST is that eventually we'll need to check the
minimum PBN against the MSTB's full PBN capabilities (remember-we don't
care about the current bw state here). Otherwise, all of the other code
can be shared.

So, we move all of the common mode validation in
nouveau_connector_mode_valid() into a separate helper,
nv50_dp_mode_valid(), and use that from both nv50_mstc_mode_valid() and
nouveau_connector_mode_valid(). Note that we allow for returning the
calculated clock that nv50_dp_mode_valid() came up with, since we'll
eventually want to use that for PBN calculation in
nv50_mstc_mode_valid().

Signed-off-by: Lyude Paul <lyude@redhat.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:52 +10:00
Lyude Paul
bbdf6a5891 drm/nouveau/kms/nv50-: Move 8BPC limit for MST into nv50_mstc_get_modes()
This just limits the BPC for MST connectors to a maximum of 8 from
nv50_mstc_get_modes(), instead of doing so during
nv50_msto_atomic_check(). This doesn't introduce any functional changes
yet (other then userspace now lying about the max bpc, but we can't
support that yet anyway so meh). But, we'll need this in a moment so
that we can share mode validation between SST and MST which will fix
some real world issues.

Signed-off-by: Lyude Paul <lyude@redhat.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:52 +10:00
Lyude Paul
af620cf083 drm/nouveau/kms/gv100-: Add support for interlaced modes
We advertise being able to set interlaced modes, so let's actually make
sure to do that. Otherwise, we'll end up hanging the display engine due
to trying to set a mode with timings adjusted for interlacing without
telling the hardware it's actually an interlaced mode.

Signed-off-by: Lyude Paul <lyude@redhat.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:52 +10:00
Lyude Paul
4a2cb4181b drm/nouveau/kms/nv50-: Probe SOR and PIOR caps for DP interlacing support
Right now, we make the mistake of allowing interlacing on all
connectors. Nvidia hardware does not always support interlacing with DP
though, so we need to make sure that we don't allow interlaced modes to
be set in such situations as otherwise we'll end up accidentally hanging
the display HW.

This fixes some hangs with Turing, which would be caused by attempting
to set an interlaced mode on hardware that doesn't support it. This
patch likely fixes other hardware hanging in the same way as well.

Note that we say we probe PIOR caps, but they don't actually have any
interlacing caps. So, the get_caps() function for PIORs just sets
interlacing support to true.

Changes since v1:
* Actually probe caps correctly this time, both on EVO and NVDisplay.
Changes since v2:
* Fix probing for < GF119
* Use vfunc table, in prep for adding more caps in the future.

Signed-off-by: Lyude Paul <lyude@redhat.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:51 +10:00
Lyude Paul
fa1232ea84 drm/nouveau/kms/nv50-: Initialize core channel in nouveau_display_create()
We'll need the core channel initialized and ready by the time that we
start creating modesetting objects, so that we can call the
NV507D_GET_CAPABILITIES method to make the hardware expose it's
modesetting capabilities for later probing.

So, when loading the driver prepare the core channel from within
nouveau_display_create(). Everywhere else, we initialize the core
channel during resume.

Signed-off-by: Lyude Paul <lyude@redhat.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:51 +10:00
Ben Skeggs
0435d7c692 drm/nouveau/disp/hda/gv100-: NV_PDISP_SF_AUDIO_CNTRL0 register moved
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:51 +10:00
Ben Skeggs
7ec60c0440 drm/nouveau/disp/hda/gf119-: select HDA device entry based on bound head
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:51 +10:00
Ben Skeggs
d4115d17cd drm/nouveau/disp/hda/gf119-: add HAL for programming device entry in SF
Register has moved on GV100.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:51 +10:00
Ben Skeggs
1404e56a49 drm/nouveau/disp/hda/gt215-: pass head to nvkm_ior.hda.eld()
We're going to use the bound head to select HDA device entry.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:51 +10:00
Ben Skeggs
18d8cf9309 drm/nouveau/disp/nv50-: increase timeout on pio channel free() polling
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:51 +10:00
Takashi Iwai
61a41097e4 drm/nouveau/kms: Fix regression by audio component transition
Since the commit 742db30c4ee6 ("drm/nouveau: Add HD-audio component
notifier support"), the nouveau driver notifies and pokes the HD-audio
HPD and ELD via audio component, but this seems broken.  The culprit
is the naive assumption that crtc->index corresponds to the HDA pin.
Actually this rather corresponds to the MST dev_id (alias "pipe" in
the audio component framework) while the actual port number is given
from the output ior id number.

This patch corrects the assignment of port and dev_id arguments in the
audio component ops to recover from the HDMI/DP audio regression.

Fixes: 742db30c4ee6 ("drm/nouveau: Add HD-audio component notifier support")
BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=207223
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2020-05-22 11:13:50 +10:00