Commit cd05b51a authored Nov 29, 2019 by Monk Liu Committed by Alex Deucher Dec 03, 2019

drm/amdgpu: should stop GFX ring in hw_fini



To align with the scheme from gfx9

disabling GFX ring after VM shutdown could avoid
garbage data be fetched to GFX RB which may lead
to unnecessary screw up on GFX

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent dacf56e4

drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -3809,7 +3809,7 @@ static int gfx_v10_0_hw_fini(void *handle)
		if (amdgpu_gfx_disable_kcq(adev))
		DRM_ERROR("KCQ disable failed\n");
		if (amdgpu_sriov_vf(adev)) {
		pr_debug("For SRIOV client, shouldn't do anything.\n");
		gfx_v10_0_cp_gfx_enable(adev, false);
		return 0;
		}
		gfx_v10_0_cp_enable(adev, false);

Admin message