1 files changed, 8 insertions, 26 deletions

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index aa43f1761acd..bc7b8a325353 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -896,8 +896,7 @@ static int dm_early_init(void *handle);
 /* Allocate memory for FBC compressed data  */
 static void amdgpu_dm_fbc_init(struct drm_connector *connector)
 {
-	struct drm_device *dev = connector->dev;
-	struct amdgpu_device *adev = drm_to_adev(dev);
+	struct amdgpu_device *adev = drm_to_adev(connector->dev);
 	struct dm_compressor_info *compressor = &adev->dm.compressor;
 	struct amdgpu_dm_connector *aconn = to_amdgpu_dm_connector(connector);
 	struct drm_display_mode *mode;
@@ -991,8 +990,7 @@ static int amdgpu_dm_audio_component_bind(struct device *kdev,
 static void amdgpu_dm_audio_component_unbind(struct device *kdev,
 					  struct device *hda_kdev, void *data)
 {
-	struct drm_device *dev = dev_get_drvdata(kdev);
-	struct amdgpu_device *adev = drm_to_adev(dev);
+	struct amdgpu_device *adev = drm_to_adev(dev_get_drvdata(kdev));
 	struct drm_audio_component *acomp = data;
 
 	acomp->ops = NULL;
@@ -1719,23 +1717,6 @@ static int amdgpu_dm_init(struct amdgpu_device *adev)
 	/* TODO: Remove after DP2 receiver gets proper support of Cable ID feature */
 	adev->dm.dc->debug.ignore_cable_id = true;
 
-	/* TODO: There is a new drm mst change where the freedom of
-	 * vc_next_start_slot update is revoked/moved into drm, instead of in
-	 * driver. This forces us to make sure to get vc_next_start_slot updated
-	 * in drm function each time without considering if mst_state is active
-	 * or not. Otherwise, next time hotplug will give wrong start_slot
-	 * number. We are implementing a temporary solution to even notify drm
-	 * mst deallocation when link is no longer of MST type when uncommitting
-	 * the stream so we will have more time to work on a proper solution.
-	 * Ideally when dm_helpers_dp_mst_stop_top_mgr message is triggered, we
-	 * should notify drm to do a complete "reset" of its states and stop
-	 * calling further drm mst functions when link is no longer of an MST
-	 * type. This could happen when we unplug an MST hubs/displays. When
-	 * uncommit stream comes later after unplug, we should just reset
-	 * hardware states only.
-	 */
-	adev->dm.dc->debug.temp_mst_deallocation_sequence = true;
-
 	if (adev->dm.dc->caps.dp_hdmi21_pcon_support)
 		DRM_INFO("DP-HDMI FRL PCON supported\n");
 
@@ -6269,7 +6250,7 @@ int amdgpu_dm_connector_atomic_set_property(struct drm_connector *connector,
 		dm_new_state->underscan_enable = val;
 		ret = 0;
 	} else if (property == adev->mode_info.abm_level_property) {
-		dm_new_state->abm_level = val;
+		dm_new_state->abm_level = val ?: ABM_LEVEL_IMMEDIATE_DISABLE;
 		ret = 0;
 	}
 
@@ -6314,7 +6295,8 @@ int amdgpu_dm_connector_atomic_get_property(struct drm_connector *connector,
 		*val = dm_state->underscan_enable;
 		ret = 0;
 	} else if (property == adev->mode_info.abm_level_property) {
-		*val = dm_state->abm_level;
+		*val = (dm_state->abm_level != ABM_LEVEL_IMMEDIATE_DISABLE) ?
+			dm_state->abm_level : 0;
 		ret = 0;
 	}
 
@@ -6387,7 +6369,8 @@ void amdgpu_dm_connector_funcs_reset(struct drm_connector *connector)
 		state->pbn = 0;
 
 		if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)
-			state->abm_level = amdgpu_dm_abm_level;
+			state->abm_level = amdgpu_dm_abm_level ?:
+				ABM_LEVEL_IMMEDIATE_DISABLE;
 
 		__drm_atomic_helper_connector_reset(connector, &state->base);
 	}
@@ -10790,8 +10773,7 @@ void amdgpu_dm_update_freesync_caps(struct drm_connector *connector,
 	struct dm_connector_state *dm_con_state = NULL;
 	struct dc_sink *sink;
 
-	struct drm_device *dev = connector->dev;
-	struct amdgpu_device *adev = drm_to_adev(dev);
+	struct amdgpu_device *adev = drm_to_adev(connector->dev);
 	struct amdgpu_hdmi_vsdb_info vsdb_info = {0};
 	bool freesync_capable = false;
 	enum adaptive_sync_type as_type = ADAPTIVE_SYNC_TYPE_NONE;