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(parent: 094cff5) | 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)
commit584be40729980c76954e2446b21a78b81cb125e3
tree552c3c2dc32aa34d1c473364f42c439b5cff841dtree | snapshot
parent094cff5b03a343ba34fad81dcef8a35f12a3653acommit | 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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