aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
diff options
context:
space:
mode:
authorRex Zhu <[email protected]>2017-01-20 04:06:05 +0000
committerAlex Deucher <[email protected]>2017-02-08 22:20:03 +0000
commite38ca2b3250f819b7dc12f82204db571232e7921 (patch)
tree9fec5552b6d334c7a00ce70153b56372a09a9d2a /drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
parentdrm/amdgpu: stop reserving a shared fence for VA updates (diff)
downloadkernel-e38ca2b3250f819b7dc12f82204db571232e7921.tar.gz
kernel-e38ca2b3250f819b7dc12f82204db571232e7921.zip
drm/amdgpu: when dpm disabled, also can enable uvd cg/pg.
Signed-off-by: Rex Zhu <[email protected]> Acked-by: Christian König <[email protected]> Reviewed-by: Alex Deucher <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
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);
}
}
}