<feed xmlns='http://www.w3.org/2005/Atom'>
<title>linux-toradex.git/drivers/gpu, branch v5.13-rc3</title>
<subtitle>Linux kernel for Apalis and Colibri modules</subtitle>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/'/>
<entry>
<title>Merge tag 'drm-fixes-2021-05-21-1' of git://anongit.freedesktop.org/drm/drm</title>
<updated>2021-05-21T06:15:43+00:00</updated>
<author>
<name>Linus Torvalds</name>
<email>torvalds@linux-foundation.org</email>
</author>
<published>2021-05-21T06:15:43+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=79a106fc6585979022012e65a1e45e3d2d28b77b'/>
<id>79a106fc6585979022012e65a1e45e3d2d28b77b</id>
<content type='text'>
Pull drm fixes from Dave Airlie:
 "Usual collection, mostly amdgpu and some i915 regression fixes. I
  nearly managed to hose my build/sign machine this week, but I
  recovered it just in time, and I even got clang12 built.

  dma-buf:
   - WARN fix

  amdgpu:
   - Fix downscaling ratio on DCN3.x
   - Fix for non-4K pages
   - PCO/RV compute hang fix
   - Dongle fix
   - Aldebaran codec query support
   - Refcount leak fix
   - Use after free fix
   - Navi12 golden settings updates
   - GPU reset fixes

  radeon:
   - Fix for imported BO handling

  i915:
   - Pin the L-shape quirked object as unshrinkable to fix crashes
   - Disable HiZ Raw Stall Optimization on broken gen7 to fix glitches,
     gfx corruption
   - GVT: Move mdev attribute groups into kvmgt module to fix kconfig
     deps issue

  exynos:
   - Correct kerneldoc of fimd_shadow_protect_win function
   - Drop redundant error messages"

* tag 'drm-fixes-2021-05-21-1' of git://anongit.freedesktop.org/drm/drm:
  dma-buf: fix unintended pin/unpin warnings
  drm/amdgpu: stop touching sched.ready in the backend
  drm/amd/amdgpu: fix a potential deadlock in gpu reset
  drm/amdgpu: update sdma golden setting for Navi12
  drm/amdgpu: update gc golden setting for Navi12
  drm/amdgpu: Fix a use-after-free
  drm/amdgpu: add video_codecs query support for aldebaran
  drm/amd/amdgpu: fix refcount leak
  drm/amd/display: Disconnect non-DP with no EDID
  drm/amdgpu: disable 3DCGCG on picasso/raven1 to avoid compute hang
  drm/amdgpu: Fix GPU TLB update error when PAGE_SIZE &gt; AMDGPU_PAGE_SIZE
  drm/radeon: use the dummy page for GART if needed
  drm/amd/display: Use the correct max downscaling value for DCN3.x family
  drm/i915/gt: Disable HiZ Raw Stall Optimization on broken gen7
  drm/i915/gem: Pin the L-shape quirked object as unshrinkable
  drm/exynos/decon5433: Remove redundant error printing in exynos5433_decon_probe()
  drm/exynos: Remove redundant error printing in exynos_dsi_probe()
  drm/exynos: correct exynos_drm_fimd kerneldoc
  drm/i915/gvt: Move mdev attribute groups into kvmgt module
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Pull drm fixes from Dave Airlie:
 "Usual collection, mostly amdgpu and some i915 regression fixes. I
  nearly managed to hose my build/sign machine this week, but I
  recovered it just in time, and I even got clang12 built.

  dma-buf:
   - WARN fix

  amdgpu:
   - Fix downscaling ratio on DCN3.x
   - Fix for non-4K pages
   - PCO/RV compute hang fix
   - Dongle fix
   - Aldebaran codec query support
   - Refcount leak fix
   - Use after free fix
   - Navi12 golden settings updates
   - GPU reset fixes

  radeon:
   - Fix for imported BO handling

  i915:
   - Pin the L-shape quirked object as unshrinkable to fix crashes
   - Disable HiZ Raw Stall Optimization on broken gen7 to fix glitches,
     gfx corruption
   - GVT: Move mdev attribute groups into kvmgt module to fix kconfig
     deps issue

  exynos:
   - Correct kerneldoc of fimd_shadow_protect_win function
   - Drop redundant error messages"

* tag 'drm-fixes-2021-05-21-1' of git://anongit.freedesktop.org/drm/drm:
  dma-buf: fix unintended pin/unpin warnings
  drm/amdgpu: stop touching sched.ready in the backend
  drm/amd/amdgpu: fix a potential deadlock in gpu reset
  drm/amdgpu: update sdma golden setting for Navi12
  drm/amdgpu: update gc golden setting for Navi12
  drm/amdgpu: Fix a use-after-free
  drm/amdgpu: add video_codecs query support for aldebaran
  drm/amd/amdgpu: fix refcount leak
  drm/amd/display: Disconnect non-DP with no EDID
  drm/amdgpu: disable 3DCGCG on picasso/raven1 to avoid compute hang
  drm/amdgpu: Fix GPU TLB update error when PAGE_SIZE &gt; AMDGPU_PAGE_SIZE
  drm/radeon: use the dummy page for GART if needed
  drm/amd/display: Use the correct max downscaling value for DCN3.x family
  drm/i915/gt: Disable HiZ Raw Stall Optimization on broken gen7
  drm/i915/gem: Pin the L-shape quirked object as unshrinkable
  drm/exynos/decon5433: Remove redundant error printing in exynos5433_decon_probe()
  drm/exynos: Remove redundant error printing in exynos_dsi_probe()
  drm/exynos: correct exynos_drm_fimd kerneldoc
  drm/i915/gvt: Move mdev attribute groups into kvmgt module
</pre>
</div>
</content>
</entry>
<entry>
<title>Merge tag 'amd-drm-fixes-5.13-2021-05-19' of https://gitlab.freedesktop.org/agd5f/linux into drm-fixes</title>
<updated>2021-05-21T04:08:04+00:00</updated>
<author>
<name>Dave Airlie</name>
<email>airlied@redhat.com</email>
</author>
<published>2021-05-21T04:08:04+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=dd6ad0516ee38112321e99ce368fddd49ee3b9db'/>
<id>dd6ad0516ee38112321e99ce368fddd49ee3b9db</id>
<content type='text'>
amd-drm-fixes-5.13-2021-05-19:

amdgpu:
- Fix downscaling ratio on DCN3.x
- Fix for non-4K pages
- PCO/RV compute hang fix
- Dongle fix
- Aldebaran codec query support
- Refcount leak fix
- Use after free fix
- Navi12 golden settings updates
- GPU reset fixes

radeon:
- Fix for imported BO handling

Signed-off-by: Dave Airlie &lt;airlied@redhat.com&gt;
From: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Link: https://patchwork.freedesktop.org/patch/msgid/20210520022500.4023-1-alexander.deucher@amd.com
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
amd-drm-fixes-5.13-2021-05-19:

amdgpu:
- Fix downscaling ratio on DCN3.x
- Fix for non-4K pages
- PCO/RV compute hang fix
- Dongle fix
- Aldebaran codec query support
- Refcount leak fix
- Use after free fix
- Navi12 golden settings updates
- GPU reset fixes

radeon:
- Fix for imported BO handling

Signed-off-by: Dave Airlie &lt;airlied@redhat.com&gt;
From: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Link: https://patchwork.freedesktop.org/patch/msgid/20210520022500.4023-1-alexander.deucher@amd.com
</pre>
</div>
</content>
</entry>
<entry>
<title>Merge tag 'drm-intel-fixes-2021-05-20' of git://anongit.freedesktop.org/drm/drm-intel into drm-fixes</title>
<updated>2021-05-21T03:41:42+00:00</updated>
<author>
<name>Dave Airlie</name>
<email>airlied@redhat.com</email>
</author>
<published>2021-05-21T03:41:41+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=4996c342b2144ef7e0b39839f504f86f2e0d5525'/>
<id>4996c342b2144ef7e0b39839f504f86f2e0d5525</id>
<content type='text'>
drm/i915 fixes for v5.13-rc3:
- Pin the L-shape quirked object as unshrinkable to fix crashes
- Disable HiZ Raw Stall Optimization on broken gen7 to fix glitches, gfx corruption
- GVT: Move mdev attribute groups into kvmgt module to fix kconfig deps issue

Signed-off-by: Dave Airlie &lt;airlied@redhat.com&gt;
From: Jani Nikula &lt;jani.nikula@intel.com&gt;
Link: https://patchwork.freedesktop.org/patch/msgid/87a6opehx6.fsf@intel.com
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
drm/i915 fixes for v5.13-rc3:
- Pin the L-shape quirked object as unshrinkable to fix crashes
- Disable HiZ Raw Stall Optimization on broken gen7 to fix glitches, gfx corruption
- GVT: Move mdev attribute groups into kvmgt module to fix kconfig deps issue

Signed-off-by: Dave Airlie &lt;airlied@redhat.com&gt;
From: Jani Nikula &lt;jani.nikula@intel.com&gt;
Link: https://patchwork.freedesktop.org/patch/msgid/87a6opehx6.fsf@intel.com
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: stop touching sched.ready in the backend</title>
<updated>2021-05-19T22:07:43+00:00</updated>
<author>
<name>Christian König</name>
<email>christian.koenig@amd.com</email>
</author>
<published>2021-05-18T15:48:02+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=a2b4785f01280a4291edb9fda69032fc2e4bfd3f'/>
<id>a2b4785f01280a4291edb9fda69032fc2e4bfd3f</id>
<content type='text'>
This unfortunately comes up in regular intervals and breaks
GPU reset for the engine in question.

The sched.ready flag controls if an engine can't get working
during hw_init, but should never be set to false during hw_fini.

v2: squash in unused variable fix (Alex)

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
This unfortunately comes up in regular intervals and breaks
GPU reset for the engine in question.

The sched.ready flag controls if an engine can't get working
during hw_init, but should never be set to false during hw_fini.

v2: squash in unused variable fix (Alex)

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amd/amdgpu: fix a potential deadlock in gpu reset</title>
<updated>2021-05-19T22:07:23+00:00</updated>
<author>
<name>Lang Yu</name>
<email>Lang.Yu@amd.com</email>
</author>
<published>2021-05-17T04:47:20+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=9c2876d56f1ce9b6b2072f1446fb1e8d1532cb3d'/>
<id>9c2876d56f1ce9b6b2072f1446fb1e8d1532cb3d</id>
<content type='text'>
When amdgpu_ib_ring_tests failed, the reset logic called
amdgpu_device_ip_suspend twice, then deadlock occurred.
Deadlock log:

[  805.655192] amdgpu 0000:04:00.0: amdgpu: ib ring test failed (-110).
[  806.290952] [drm] free PSP TMR buffer

[  806.319406] ============================================
[  806.320315] WARNING: possible recursive locking detected
[  806.321225] 5.11.0-custom #1 Tainted: G        W  OEL
[  806.322135] --------------------------------------------
[  806.323043] cat/2593 is trying to acquire lock:
[  806.323825] ffff888136b1cdc8 (&amp;adev-&gt;dm.dc_lock){+.+.}-{3:3}, at: dm_suspend+0xb8/0x1d0 [amdgpu]
[  806.325668]
               but task is already holding lock:
[  806.326664] ffff888136b1cdc8 (&amp;adev-&gt;dm.dc_lock){+.+.}-{3:3}, at: dm_suspend+0xb8/0x1d0 [amdgpu]
[  806.328430]
               other info that might help us debug this:
[  806.329539]  Possible unsafe locking scenario:

[  806.330549]        CPU0
[  806.330983]        ----
[  806.331416]   lock(&amp;adev-&gt;dm.dc_lock);
[  806.332086]   lock(&amp;adev-&gt;dm.dc_lock);
[  806.332738]
                *** DEADLOCK ***

[  806.333747]  May be due to missing lock nesting notation

[  806.334899] 3 locks held by cat/2593:
[  806.335537]  #0: ffff888100d3f1b8 (&amp;attr-&gt;mutex){+.+.}-{3:3}, at: simple_attr_read+0x4e/0x110
[  806.337009]  #1: ffff888136b1fd78 (&amp;adev-&gt;reset_sem){++++}-{3:3}, at: amdgpu_device_lock_adev+0x42/0x94 [amdgpu]
[  806.339018]  #2: ffff888136b1cdc8 (&amp;adev-&gt;dm.dc_lock){+.+.}-{3:3}, at: dm_suspend+0xb8/0x1d0 [amdgpu]
[  806.340869]
               stack backtrace:
[  806.341621] CPU: 6 PID: 2593 Comm: cat Tainted: G        W  OEL    5.11.0-custom #1
[  806.342921] Hardware name: AMD Celadon-CZN/Celadon-CZN, BIOS WLD0C23N_Weekly_20_12_2 12/23/2020
[  806.344413] Call Trace:
[  806.344849]  dump_stack+0x93/0xbd
[  806.345435]  __lock_acquire.cold+0x18a/0x2cf
[  806.346179]  lock_acquire+0xca/0x390
[  806.346807]  ? dm_suspend+0xb8/0x1d0 [amdgpu]
[  806.347813]  __mutex_lock+0x9b/0x930
[  806.348454]  ? dm_suspend+0xb8/0x1d0 [amdgpu]
[  806.349434]  ? amdgpu_device_indirect_rreg+0x58/0x70 [amdgpu]
[  806.350581]  ? _raw_spin_unlock_irqrestore+0x47/0x50
[  806.351437]  ? dm_suspend+0xb8/0x1d0 [amdgpu]
[  806.352437]  ? rcu_read_lock_sched_held+0x4f/0x80
[  806.353252]  ? rcu_read_lock_sched_held+0x4f/0x80
[  806.354064]  mutex_lock_nested+0x1b/0x20
[  806.354747]  ? mutex_lock_nested+0x1b/0x20
[  806.355457]  dm_suspend+0xb8/0x1d0 [amdgpu]
[  806.356427]  ? soc15_common_set_clockgating_state+0x17d/0x19 [amdgpu]
[  806.357736]  amdgpu_device_ip_suspend_phase1+0x78/0xd0 [amdgpu]
[  806.360394]  amdgpu_device_ip_suspend+0x21/0x70 [amdgpu]
[  806.362926]  amdgpu_device_pre_asic_reset+0xb3/0x270 [amdgpu]
[  806.365560]  amdgpu_device_gpu_recover.cold+0x679/0x8eb [amdgpu]

Signed-off-by: Lang Yu &lt;Lang.Yu@amd.com&gt;
Acked-by: Christian KÃnig &lt;christian.koenig@amd.com&gt;
Reviewed-by: Andrey Grodzovsky &lt;andrey.grodzovsky@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
When amdgpu_ib_ring_tests failed, the reset logic called
amdgpu_device_ip_suspend twice, then deadlock occurred.
Deadlock log:

[  805.655192] amdgpu 0000:04:00.0: amdgpu: ib ring test failed (-110).
[  806.290952] [drm] free PSP TMR buffer

[  806.319406] ============================================
[  806.320315] WARNING: possible recursive locking detected
[  806.321225] 5.11.0-custom #1 Tainted: G        W  OEL
[  806.322135] --------------------------------------------
[  806.323043] cat/2593 is trying to acquire lock:
[  806.323825] ffff888136b1cdc8 (&amp;adev-&gt;dm.dc_lock){+.+.}-{3:3}, at: dm_suspend+0xb8/0x1d0 [amdgpu]
[  806.325668]
               but task is already holding lock:
[  806.326664] ffff888136b1cdc8 (&amp;adev-&gt;dm.dc_lock){+.+.}-{3:3}, at: dm_suspend+0xb8/0x1d0 [amdgpu]
[  806.328430]
               other info that might help us debug this:
[  806.329539]  Possible unsafe locking scenario:

[  806.330549]        CPU0
[  806.330983]        ----
[  806.331416]   lock(&amp;adev-&gt;dm.dc_lock);
[  806.332086]   lock(&amp;adev-&gt;dm.dc_lock);
[  806.332738]
                *** DEADLOCK ***

[  806.333747]  May be due to missing lock nesting notation

[  806.334899] 3 locks held by cat/2593:
[  806.335537]  #0: ffff888100d3f1b8 (&amp;attr-&gt;mutex){+.+.}-{3:3}, at: simple_attr_read+0x4e/0x110
[  806.337009]  #1: ffff888136b1fd78 (&amp;adev-&gt;reset_sem){++++}-{3:3}, at: amdgpu_device_lock_adev+0x42/0x94 [amdgpu]
[  806.339018]  #2: ffff888136b1cdc8 (&amp;adev-&gt;dm.dc_lock){+.+.}-{3:3}, at: dm_suspend+0xb8/0x1d0 [amdgpu]
[  806.340869]
               stack backtrace:
[  806.341621] CPU: 6 PID: 2593 Comm: cat Tainted: G        W  OEL    5.11.0-custom #1
[  806.342921] Hardware name: AMD Celadon-CZN/Celadon-CZN, BIOS WLD0C23N_Weekly_20_12_2 12/23/2020
[  806.344413] Call Trace:
[  806.344849]  dump_stack+0x93/0xbd
[  806.345435]  __lock_acquire.cold+0x18a/0x2cf
[  806.346179]  lock_acquire+0xca/0x390
[  806.346807]  ? dm_suspend+0xb8/0x1d0 [amdgpu]
[  806.347813]  __mutex_lock+0x9b/0x930
[  806.348454]  ? dm_suspend+0xb8/0x1d0 [amdgpu]
[  806.349434]  ? amdgpu_device_indirect_rreg+0x58/0x70 [amdgpu]
[  806.350581]  ? _raw_spin_unlock_irqrestore+0x47/0x50
[  806.351437]  ? dm_suspend+0xb8/0x1d0 [amdgpu]
[  806.352437]  ? rcu_read_lock_sched_held+0x4f/0x80
[  806.353252]  ? rcu_read_lock_sched_held+0x4f/0x80
[  806.354064]  mutex_lock_nested+0x1b/0x20
[  806.354747]  ? mutex_lock_nested+0x1b/0x20
[  806.355457]  dm_suspend+0xb8/0x1d0 [amdgpu]
[  806.356427]  ? soc15_common_set_clockgating_state+0x17d/0x19 [amdgpu]
[  806.357736]  amdgpu_device_ip_suspend_phase1+0x78/0xd0 [amdgpu]
[  806.360394]  amdgpu_device_ip_suspend+0x21/0x70 [amdgpu]
[  806.362926]  amdgpu_device_pre_asic_reset+0xb3/0x270 [amdgpu]
[  806.365560]  amdgpu_device_gpu_recover.cold+0x679/0x8eb [amdgpu]

Signed-off-by: Lang Yu &lt;Lang.Yu@amd.com&gt;
Acked-by: Christian KÃnig &lt;christian.koenig@amd.com&gt;
Reviewed-by: Andrey Grodzovsky &lt;andrey.grodzovsky@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: update sdma golden setting for Navi12</title>
<updated>2021-05-19T22:07:00+00:00</updated>
<author>
<name>Guchun Chen</name>
<email>guchun.chen@amd.com</email>
</author>
<published>2021-05-17T08:38:00+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=77194d8642dd4cb7ea8ced77bfaea55610574c38'/>
<id>77194d8642dd4cb7ea8ced77bfaea55610574c38</id>
<content type='text'>
Current golden setting is out of date.

Signed-off-by: Guchun Chen &lt;guchun.chen@amd.com&gt;
Reviewed-by: Kenneth Feng &lt;kenneth.feng@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Cc: stable@vger.kernel.org
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Current golden setting is out of date.

Signed-off-by: Guchun Chen &lt;guchun.chen@amd.com&gt;
Reviewed-by: Kenneth Feng &lt;kenneth.feng@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Cc: stable@vger.kernel.org
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: update gc golden setting for Navi12</title>
<updated>2021-05-19T22:06:45+00:00</updated>
<author>
<name>Guchun Chen</name>
<email>guchun.chen@amd.com</email>
</author>
<published>2021-05-17T08:35:40+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=99c45ba5799d6b938bd9bd20edfeb6f3e3e039b9'/>
<id>99c45ba5799d6b938bd9bd20edfeb6f3e3e039b9</id>
<content type='text'>
Current golden setting is out of date.

Signed-off-by: Guchun Chen &lt;guchun.chen@amd.com&gt;
Reviewed-by: Kenneth Feng &lt;kenneth.feng@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Cc: stable@vger.kernel.org
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Current golden setting is out of date.

Signed-off-by: Guchun Chen &lt;guchun.chen@amd.com&gt;
Reviewed-by: Kenneth Feng &lt;kenneth.feng@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Cc: stable@vger.kernel.org
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: Fix a use-after-free</title>
<updated>2021-05-19T22:06:29+00:00</updated>
<author>
<name>xinhui pan</name>
<email>xinhui.pan@amd.com</email>
</author>
<published>2021-05-18T02:56:07+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=1e5c37385097c35911b0f8a0c67ffd10ee1af9a2'/>
<id>1e5c37385097c35911b0f8a0c67ffd10ee1af9a2</id>
<content type='text'>
looks like we forget to set ttm-&gt;sg to NULL.
Hit panic below

[ 1235.844104] general protection fault, probably for non-canonical address 0x6b6b6b6b6b6b7b4b: 0000 [#1] SMP DEBUG_PAGEALLOC NOPTI
[ 1235.989074] Call Trace:
[ 1235.991751]  sg_free_table+0x17/0x20
[ 1235.995667]  amdgpu_ttm_backend_unbind.cold+0x4d/0xf7 [amdgpu]
[ 1236.002288]  amdgpu_ttm_backend_destroy+0x29/0x130 [amdgpu]
[ 1236.008464]  ttm_tt_destroy+0x1e/0x30 [ttm]
[ 1236.013066]  ttm_bo_cleanup_memtype_use+0x51/0xa0 [ttm]
[ 1236.018783]  ttm_bo_release+0x262/0xa50 [ttm]
[ 1236.023547]  ttm_bo_put+0x82/0xd0 [ttm]
[ 1236.027766]  amdgpu_bo_unref+0x26/0x50 [amdgpu]
[ 1236.032809]  amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu+0x7aa/0xd90 [amdgpu]
[ 1236.040400]  kfd_ioctl_alloc_memory_of_gpu+0xe2/0x330 [amdgpu]
[ 1236.046912]  kfd_ioctl+0x463/0x690 [amdgpu]

Signed-off-by: xinhui pan &lt;xinhui.pan@amd.com&gt;
Reviewed-by: Christian König &lt;christian.koenig@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
looks like we forget to set ttm-&gt;sg to NULL.
Hit panic below

[ 1235.844104] general protection fault, probably for non-canonical address 0x6b6b6b6b6b6b7b4b: 0000 [#1] SMP DEBUG_PAGEALLOC NOPTI
[ 1235.989074] Call Trace:
[ 1235.991751]  sg_free_table+0x17/0x20
[ 1235.995667]  amdgpu_ttm_backend_unbind.cold+0x4d/0xf7 [amdgpu]
[ 1236.002288]  amdgpu_ttm_backend_destroy+0x29/0x130 [amdgpu]
[ 1236.008464]  ttm_tt_destroy+0x1e/0x30 [ttm]
[ 1236.013066]  ttm_bo_cleanup_memtype_use+0x51/0xa0 [ttm]
[ 1236.018783]  ttm_bo_release+0x262/0xa50 [ttm]
[ 1236.023547]  ttm_bo_put+0x82/0xd0 [ttm]
[ 1236.027766]  amdgpu_bo_unref+0x26/0x50 [amdgpu]
[ 1236.032809]  amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu+0x7aa/0xd90 [amdgpu]
[ 1236.040400]  kfd_ioctl_alloc_memory_of_gpu+0xe2/0x330 [amdgpu]
[ 1236.046912]  kfd_ioctl+0x463/0x690 [amdgpu]

Signed-off-by: xinhui pan &lt;xinhui.pan@amd.com&gt;
Reviewed-by: Christian König &lt;christian.koenig@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: add video_codecs query support for aldebaran</title>
<updated>2021-05-19T22:05:50+00:00</updated>
<author>
<name>James Zhu</name>
<email>James.Zhu@amd.com</email>
</author>
<published>2021-05-18T12:44:23+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=ab95cb3e1bc44d4376bd8d331b1cff82b99020e3'/>
<id>ab95cb3e1bc44d4376bd8d331b1cff82b99020e3</id>
<content type='text'>
Add video_codecs query support for aldebaran.

Signed-off-by: James Zhu &lt;James.Zhu@amd.com&gt;
Reviewed-by: Leo Liu &lt;leo.liu@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Add video_codecs query support for aldebaran.

Signed-off-by: James Zhu &lt;James.Zhu@amd.com&gt;
Reviewed-by: Leo Liu &lt;leo.liu@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amd/amdgpu: fix refcount leak</title>
<updated>2021-05-19T22:04:44+00:00</updated>
<author>
<name>Jingwen Chen</name>
<email>Jingwen.Chen2@amd.com</email>
</author>
<published>2021-05-17T08:16:10+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=fa7e6abc75f3d491bc561734312d065dc9dc2a77'/>
<id>fa7e6abc75f3d491bc561734312d065dc9dc2a77</id>
<content type='text'>
[Why]
the gem object rfb-&gt;base.obj[0] is get according to num_planes
in amdgpufb_create, but is not put according to num_planes

[How]
put rfb-&gt;base.obj[0] in amdgpu_fbdev_destroy according to num_planes

Signed-off-by: Jingwen Chen &lt;Jingwen.Chen2@amd.com&gt;
Acked-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
[Why]
the gem object rfb-&gt;base.obj[0] is get according to num_planes
in amdgpufb_create, but is not put according to num_planes

[How]
put rfb-&gt;base.obj[0] in amdgpu_fbdev_destroy according to num_planes

Signed-off-by: Jingwen Chen &lt;Jingwen.Chen2@amd.com&gt;
Acked-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
</feed>
