[PATCH 3/3] drm/amd/display: pause the workload setting in dm

[Alex Deucher]

From: Kenneth Feng <kenneth.f...@amd.com>

pause the workload settign in dm when doing idle optimization

Signed-off-by: Kenneth Feng <kenneth.f...@amd.com>
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
 .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c    | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c 
b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
index 87058271b00cc..e8bdd7f0c4607 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
@@ -246,6 +246,8 @@ static void amdgpu_dm_crtc_vblank_control_worker(struct 
work_struct *work)
        struct vblank_control_work *vblank_work =
                container_of(work, struct vblank_control_work, work);
        struct amdgpu_display_manager *dm = vblank_work->dm;
+       struct amdgpu_device *adev = drm_to_adev(dm->ddev);
+       int r;
 
        mutex_lock(&dm->dc_lock);
 
@@ -273,8 +275,15 @@ static void amdgpu_dm_crtc_vblank_control_worker(struct 
work_struct *work)
                        vblank_work->acrtc->dm_irq_params.allow_sr_entry);
        }
 
-       if (dm->active_vblank_irq_count == 0)
+       if (dm->active_vblank_irq_count == 0) {
+               r = amdgpu_dpm_pause_power_profile(adev, true);
+               if (r)
+                       dev_warn(adev->dev, "failed to set default power 
profile mode\n");
                dc_allow_idle_optimizations(dm->dc, true);
+               r = amdgpu_dpm_pause_power_profile(adev, false);
+               if (r)
+                       dev_warn(adev->dev, "failed to restore the power 
profile mode\n");
+       }
 
        mutex_unlock(&dm->dc_lock);
 
-- 
2.49.0