drm/amdgpu/sriov : Don't resume RLCG for SRIOV guest

RLCG is enabled by host driver, no need to enable it in guest for none-PSP load path

Signed-off-by: shaoyunl <shaoyun.liu@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
index 42bbc00..c8f2aa1 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
@@ -1940,6 +1940,11 @@ static int gfx_v10_0_rlc_resume(struct amdgpu_device *adev)
                if (!amdgpu_sriov_vf(adev)) /* enable RLC SRM */
                        gfx_v10_0_rlc_enable_srm(adev);
        } else {
+               if (amdgpu_sriov_vf(adev)) {
+                       gfx_v10_0_init_csb(adev);
+                       return 0;
+               }
+
                adev->gfx.rlc.funcs->stop(adev);
 
                /* disable CG */