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drm/amdgpu/sriov:init csb for gfxv9

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RLC need CSB registers initiated under SRIOV during world switch
otherwise the clear state buffer behav will not be recovered to
current VF scheme after switch back

Signed-off-by: Monk Liu <Monk.Liu@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 2017-09-15 16:58:08 +08:00 committed by Alex Deucher
parent 6e132ca0bb
commit f840cc5f84
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
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@ -2045,8 +2045,10 @@ static int gfx_v9_0_rlc_resume(struct amdgpu_device *adev)
{
int r;
if (amdgpu_sriov_vf(adev))
if (amdgpu_sriov_vf(adev)) {
gfx_v9_0_init_csb(adev);
return 0;
}
gfx_v9_0_rlc_stop(adev);