drm/amdgpu: check sdma ras funcs pointer before accessing
authorHawking Zhang <Hawking.Zhang@amd.com>
Thu, 9 Jan 2020 11:38:25 +0000 (19:38 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 14 Jan 2020 15:18:09 +0000 (10:18 -0500)
commit49da2ccd2d6e449b1a5cefd2b3f90e4d9a5c1adb
treef0cde1adef2fbddda95f814c4d8690234199c61a
parent5d4667ec33a0d2978afb999eedc81ac54d76fe5c
drm/amdgpu: check sdma ras funcs pointer before accessing

sdma ras funcs are not supported by ASIC prior
to vega20

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Le Ma <Le.Ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c