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(parent: b66aeb3) | patch
drm/amdgpu: Fix oops when pp_funcs is unset in ACPI event
authorAaron Ma <aaron.ma@canonical.com>
Fri, 3 Apr 2020 14:34:19 +0000 (22:34 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 3 Apr 2020 21:24:10 +0000 (17:24 -0400)
commit94b8f7e0446252e11a95c46ee1f963dc96f4eedc
tree552c3c2dc32aa34d1c473364f42c439b5cff841dtree | snapshot
parentb66aeb375da9ae3d82a96c36f150a69c53ad084dcommit | diff
drm/amdgpu: Fix oops when pp_funcs is unset in ACPI event

On ARCTURUS and RENOIR, powerplay is not supported yet.
When plug in or unplug power jack, ACPI event will issue.
Then kernel NULL pointer BUG will be triggered.
Check for NULL pointers before calling.

Signed-off-by: Aaron Ma <aaron.ma@canonical.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c diff | blob | history
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