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authorRex Zhu <Rex.Zhu@amd.com>2017-10-07 22:36:50 (GMT)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-11-08 09:08:34 (GMT)
commit24cca20a09885765422142dcbe91ed102a305459 (patch)
tree6957952638515fea7322cf1b06e95413f143322d /drivers/gpu
parentf04d92e10580f9d8240457624e89c97b015ec0d6 (diff)
downloadlinux-24cca20a09885765422142dcbe91ed102a305459.tar.xz
drm/amdgpu: when dpm disabled, also need to stop/start vce.
[ Upstream commit 28ed5504ab4b211a4e589e648e5ebd1e0caa7a6a ] Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Sasha Levin <alexander.levin@verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
index 7fe8fd8..743a12d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
@@ -315,6 +315,10 @@ static void amdgpu_vce_idle_work_handler(struct work_struct *work)
amdgpu_dpm_enable_vce(adev, false);
} else {
amdgpu_asic_set_vce_clocks(adev, 0, 0);
+ amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
+ AMD_PG_STATE_GATE);
+ amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
+ AMD_CG_STATE_GATE);
}
} else {
schedule_delayed_work(&adev->vce.idle_work, VCE_IDLE_TIMEOUT);
@@ -340,6 +344,11 @@ void amdgpu_vce_ring_begin_use(struct amdgpu_ring *ring)
amdgpu_dpm_enable_vce(adev, true);
} else {
amdgpu_asic_set_vce_clocks(adev, 53300, 40000);
+ amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
+ AMD_CG_STATE_UNGATE);
+ amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
+ AMD_PG_STATE_UNGATE);
+
}
}
mutex_unlock(&adev->vce.idle_mutex);