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authorRex Zhu <Rex.Zhu@amd.com>2017-01-20 12:06:05 +0800
committerAlex Deucher <alexander.deucher@amd.com>2017-02-08 17:20:03 -0500
commite38ca2b3250f819b7dc12f82204db571232e7921 (patch)
tree9fec5552b6d334c7a00ce70153b56372a09a9d2a /drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
parentd7d29553d6a8a18dc3a5038ef8d8f346c6b6dc94 (diff)
drm/amdgpu: when dpm disabled, also can enable uvd cg/pg.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
index 6f62ac473064..6d6ab7f11b4c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
@@ -1113,6 +1113,11 @@ static void amdgpu_uvd_idle_work_handler(struct work_struct *work)
amdgpu_dpm_enable_uvd(adev, false);
} else {
amdgpu_asic_set_uvd_clocks(adev, 0, 0);
+ /* shutdown the UVD block */
+ amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
+ AMD_PG_STATE_GATE);
+ amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
+ AMD_CG_STATE_GATE);
}
} else {
schedule_delayed_work(&adev->uvd.idle_work, UVD_IDLE_TIMEOUT);
@@ -1129,6 +1134,10 @@ void amdgpu_uvd_ring_begin_use(struct amdgpu_ring *ring)
amdgpu_dpm_enable_uvd(adev, true);
} else {
amdgpu_asic_set_uvd_clocks(adev, 53300, 40000);
+ amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
+ AMD_CG_STATE_UNGATE);
+ amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
+ AMD_PG_STATE_UNGATE);
}
}
}