drm/amdgpu: fix s4 resume
authorFlora Cui <Flora.Cui@amd.com>
Thu, 4 Feb 2016 07:10:08 +0000 (15:10 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 10 Feb 2016 19:07:13 +0000 (14:07 -0500)
commitca19852884c8937eed89560f924f5a34cfcc22af
tree8e371632c4071464fedc42c2e46f23b82ef8d856
parentdb5cffcd2bca5fafc4912446605101ec368d4d5f
drm/amdgpu: fix s4 resume

No need to re-init asic if it's already been initialized.
Skip IB tests since kernel processes are frozen in thaw.

Signed-off-by: Flora Cui <Flora.Cui@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c