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path: root/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index 480c41ee947eb..b7006c41e270b 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -4823,6 +4823,13 @@ static int gfx_v8_0_kcq_disable(struct amdgpu_device *adev)
amdgpu_ring_write(kiq_ring, 0);
amdgpu_ring_write(kiq_ring, 0);
}
+ /* Submit unmap queue packet */
+ amdgpu_ring_commit(kiq_ring);
+ /*
+ * Ring test will do a basic scratch register change check. Just run
+ * this to ensure that unmap queues that is submitted before got
+ * processed successfully before returning.
+ */
r = amdgpu_ring_test_helper(kiq_ring);
if (r)
DRM_ERROR("KCQ disable failed\n");