[PATCH 1/2] drm/amd/dc: Use pp interface to apply display cfg in DC

[Rex.Zhu@xxxxxxx (Rex Zhu)]

amdgpu_pm_compute_clocks is used for none dc mode.

Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c             | 41 ++++++++++------------
 .../drm/amd/display/amdgpu_dm/amdgpu_dm_services.c |  3 +-
 2 files changed, 20 insertions(+), 24 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index 361975c..40278ca 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -1675,32 +1675,29 @@ void amdgpu_pm_compute_clocks(struct amdgpu_device *adev)
 			amdgpu_fence_wait_empty(ring);
 	}
 
-	if (adev->powerplay.pp_funcs->dispatch_tasks) {
-		amdgpu_dpm_dispatch_task(adev, AMD_PP_TASK_DISPLAY_CONFIG_CHANGE, NULL);
-	} else {
-		mutex_lock(&adev->pm.mutex);
-		adev->pm.dpm.new_active_crtcs = 0;
-		adev->pm.dpm.new_active_crtc_count = 0;
-		if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {
-			list_for_each_entry(crtc,
-					    &ddev->mode_config.crtc_list, head) {
-				amdgpu_crtc = to_amdgpu_crtc(crtc);
-				if (amdgpu_crtc->enabled) {
-					adev->pm.dpm.new_active_crtcs |= (1 << amdgpu_crtc->crtc_id);
-					adev->pm.dpm.new_active_crtc_count++;
-				}
+	mutex_lock(&adev->pm.mutex);
+	adev->pm.dpm.new_active_crtcs = 0;
+	adev->pm.dpm.new_active_crtc_count = 0;
+	if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {
+		list_for_each_entry(crtc,
+				    &ddev->mode_config.crtc_list, head) {
+			amdgpu_crtc = to_amdgpu_crtc(crtc);
+			if (amdgpu_crtc->enabled) {
+				adev->pm.dpm.new_active_crtcs |= (1 << amdgpu_crtc->crtc_id);
+				adev->pm.dpm.new_active_crtc_count++;
 			}
 		}
-		/* update battery/ac status */
-		if (power_supply_is_system_supplied() > 0)
-			adev->pm.dpm.ac_power = true;
-		else
-			adev->pm.dpm.ac_power = false;
+	}
+	/* update battery/ac status */
+	if (power_supply_is_system_supplied() > 0)
+		adev->pm.dpm.ac_power = true;
+	else
+		adev->pm.dpm.ac_power = false;
 
-		amdgpu_dpm_change_power_state_locked(adev);
+	amdgpu_dpm_change_power_state_locked(adev);
+
+	mutex_unlock(&adev->pm.mutex);
 
-		mutex_unlock(&adev->pm.mutex);
-	}
 }
 
 /*
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_services.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_services.c
index 89342b4..a719c6d 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_services.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_services.c
@@ -135,8 +135,7 @@ bool dm_pp_apply_display_requirements(
 				adev->powerplay.pp_handle,
 				&adev->pm.pm_display_cfg);
 
-		/* TODO: replace by a separate call to 'apply display cfg'? */
-		amdgpu_pm_compute_clocks(adev);
+		amdgpu_dpm_dispatch_task(adev, AMD_PP_TASK_DISPLAY_CONFIG_CHANGE, NULL);
 	}
 
 	return true;
-- 
1.9.1