On Mon, Oct 23, 2017 at 1:03 PM, Tom St Denis <tom.stdenis at amd.com> wrote:
> On APUs the uvd6 driver was skipping proper suspend/resume routines resulting
> in a broken state upon resume.
>
> Signed-off-by: Tom St Denis <tom.stdenis at amd.com>
Acked-by: Alex Deucher <alexander.deucher at amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c | 16 +++++-----------
> 1 file changed, 5 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
> index 71299c67c517..2581543b35a7 100644
> --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
> @@ -565,11 +565,7 @@ static int uvd_v6_0_suspend(void *handle)
> if (r)
> return r;
>
> - /* Skip this for APU for now */
> - if (!(adev->flags & AMD_IS_APU))
> - r = amdgpu_uvd_suspend(adev);
> -
> - return r;
> + return amdgpu_uvd_suspend(adev);
> }
>
> static int uvd_v6_0_resume(void *handle)
> @@ -577,12 +573,10 @@ static int uvd_v6_0_resume(void *handle)
> int r;
> struct amdgpu_device *adev = (struct amdgpu_device *)handle;
>
> - /* Skip this for APU for now */
> - if (!(adev->flags & AMD_IS_APU)) {
> - r = amdgpu_uvd_resume(adev);
> - if (r)
> - return r;
> - }
> + r = amdgpu_uvd_resume(adev);
> + if (r)
> + return r;
> +
> return uvd_v6_0_hw_init(adev);
> }
>
> --
> 2.12.0
>
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