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drm/amdgpu/acp: fix resume on CZ systems with AZ audio

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Nothing to do on resume on systems with AZ audio.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2016-04-13 23:37:42 -04:00
parent bcb31eba4a
commit 8f99455587
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c
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@ -425,6 +425,10 @@ static int acp_resume(void *handle)
struct acp_pm_domain *apd;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
/* return early if no ACP */
if (!adev->acp.acp_genpd)
return 0;
/* SMU block will power on ACP irrespective of ACP runtime status.
* Power off explicitly based on genpd ACP runtime status so that ACP
* hw and ACP-genpd status are in sync.