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
Change-Id: I3afd82875564c233060b740724bd8031095780f6
Signed-off-by: Monk Liu <Monk.Liu at amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index a577bbc..8d677cc 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -2044,8 +2044,10 @@ 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);
--
2.7.4
