Merging upstream version 6.7.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 16 insertions, 8 deletions

diff --git a/drivers/gpu/drm/msm/dp/dp_drm.c b/drivers/gpu/drm/msm/dp/dp_drm.c
index 785d766394..e3bdd7dd4c 100644
--- a/drivers/gpu/drm/msm/dp/dp_drm.c
+++ b/drivers/gpu/drm/msm/dp/dp_drm.c
@@ -272,7 +272,7 @@ static const struct drm_bridge_funcs edp_bridge_ops = {
 	.atomic_check = edp_bridge_atomic_check,
 };
 
-struct drm_bridge *dp_bridge_init(struct msm_dp *dp_display, struct drm_device *dev,
+int dp_bridge_init(struct msm_dp *dp_display, struct drm_device *dev,
 			struct drm_encoder *encoder)
 {
 	int rc;
@@ -281,7 +281,7 @@ struct drm_bridge *dp_bridge_init(struct msm_dp *dp_display, struct drm_device *
 
 	dp_bridge = devm_kzalloc(dev->dev, sizeof(*dp_bridge), GFP_KERNEL);
 	if (!dp_bridge)
-		return ERR_PTR(-ENOMEM);
+		return -ENOMEM;
 
 	dp_bridge->dp_display = dp_display;
 
@@ -307,14 +307,18 @@ struct drm_bridge *dp_bridge_init(struct msm_dp *dp_display, struct drm_device *
 			DRM_BRIDGE_OP_MODES;
 	}
 
-	drm_bridge_add(bridge);
+	rc = devm_drm_bridge_add(dev->dev, bridge);
+	if (rc) {
+		DRM_ERROR("failed to add bridge, rc=%d\n", rc);
+
+		return rc;
+	}
 
 	rc = drm_bridge_attach(encoder, bridge, NULL, DRM_BRIDGE_ATTACH_NO_CONNECTOR);
 	if (rc) {
 		DRM_ERROR("failed to attach bridge, rc=%d\n", rc);
-		drm_bridge_remove(bridge);
 
-		return ERR_PTR(rc);
+		return rc;
 	}
 
 	if (dp_display->next_bridge) {
@@ -323,12 +327,13 @@ struct drm_bridge *dp_bridge_init(struct msm_dp *dp_display, struct drm_device *
 					DRM_BRIDGE_ATTACH_NO_CONNECTOR);
 		if (rc < 0) {
 			DRM_ERROR("failed to attach panel bridge: %d\n", rc);
-			drm_bridge_remove(bridge);
-			return ERR_PTR(rc);
+			return rc;
 		}
 	}
 
-	return bridge;
+	dp_display->bridge = bridge;
+
+	return 0;
 }
 
 /* connector initialization */
@@ -340,6 +345,9 @@ struct drm_connector *dp_drm_connector_init(struct msm_dp *dp_display, struct dr
 	if (IS_ERR(connector))
 		return connector;
 
+	if (!dp_display->is_edp)
+		drm_connector_attach_dp_subconnector_property(connector);
+
 	drm_connector_attach_encoder(connector, encoder);
 
 	return connector;