drm/amdgpu: add check for callback

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it is possible that the callback isn't defined sometimes.

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>

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Chunming Zhou 2015-07-28 16:11:52 +08:00 • committed by Alex Deucher

parent 02b9f0bfd4

commit afe1008149

1 changed files with 2 additions and 1 deletions

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drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c

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