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drm/amdgpu:bypass RLC init for SRIOV

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one issue unresolved for RLC:
rlc will go wrong completely if there is a soft_reset
before RLC ucode loading.

to workaround above issue, we can totally ignore RLC
in guest driver side due to there was already full
initialization on RLC side by GIM

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Monk Liu 2016-12-12 17:18:37 +08:00 • committed by Alex Deucher
parent cca02cd3d4
commit cfee05bc90
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
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@ -1465,6 +1465,9 @@ static int gfx_v9_0_rlc_resume(struct amdgpu_device *adev)
{
int r;
if (amdgpu_sriov_vf(adev))
return 0;
gfx_v9_0_rlc_stop(adev);
/* disable CG */