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authorLeo Liu <leo.liu@amd.com>2015-09-11 17:09:57 -0400
committerAlex Deucher <alexander.deucher@amd.com>2015-09-23 17:23:41 -0400
commit1f4452105ce39786be13b4636251377a30d1286a (patch)
tree76621e36140beefbac705c4f8dcb595a948c3303
parent2bd188d0167227932be3cf5b033c0e600b01291f (diff)
drm/amdgpu: fix UVD suspend and resume for VI APU
User space passed the same handle before suspend and after resume, so we have remove the session and handle destroy, and keep the firmware untouched. Signed-off-by: Leo Liu <leo.liu@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Cc: stable@vger.kernel.org
-rw-r--r--drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
index a7622efef506..7e9934fa4193 100644
--- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
@@ -214,10 +214,12 @@ static int uvd_v6_0_suspend(void *handle)
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
- r = amdgpu_uvd_suspend(adev);
- if (r)
- return r;
-
+ /* Skip this for APU for now */
+ if (!(adev->flags & AMD_IS_APU)) {
+ r = amdgpu_uvd_suspend(adev);
+ if (r)
+ return r;
+ }
r = uvd_v6_0_hw_fini(adev);
if (r)
return r;
@@ -230,10 +232,12 @@ static int uvd_v6_0_resume(void *handle)
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
- r = amdgpu_uvd_resume(adev);
- if (r)
- return r;
-
+ /* Skip this for APU for now */
+ if (!(adev->flags & AMD_IS_APU)) {
+ r = amdgpu_uvd_resume(adev);
+ if (r)
+ return r;
+ }
r = uvd_v6_0_hw_init(adev);
if (r)
return r;