Merge drm/drm-next into drm-misc-next

Bring rc1 to start the new release dev.

Signed-off-by: Maxime Ripard <mripard@kernel.org>

4 files changed, 15 insertions, 13 deletions

diff --git a/drivers/gpu/drm/display/drm_bridge_connector.c b/drivers/gpu/drm/display/drm_bridge_connector.c
index 0397e62f9cbc..30c736fc0067 100644
--- a/drivers/gpu/drm/display/drm_bridge_connector.c
+++ b/drivers/gpu/drm/display/drm_bridge_connector.c
@@ -596,6 +596,9 @@ struct drm_connector *drm_bridge_connector_init(struct drm_device *drm,
 		return ERR_PTR(-EINVAL);
 
 	if (bridge_connector->bridge_hdmi) {
+		if (!connector->ycbcr_420_allowed)
+			supported_formats &= ~BIT(HDMI_COLORSPACE_YUV420);
+
 		bridge = bridge_connector->bridge_hdmi;
 
 		ret = drmm_connector_hdmi_init(drm, connector,
diff --git a/drivers/gpu/drm/display/drm_dp_mst_topology.c b/drivers/gpu/drm/display/drm_dp_mst_topology.c
index e79f4b76ec2b..8b68bb3fbffb 100644
--- a/drivers/gpu/drm/display/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/display/drm_dp_mst_topology.c
@@ -3583,8 +3583,7 @@ static int drm_dp_send_up_ack_reply(struct drm_dp_mst_topology_mgr *mgr,
 }
 
 /**
- * drm_dp_get_vc_payload_bw - get the VC payload BW for an MST link
- * @mgr: The &drm_dp_mst_topology_mgr to use
+ * drm_dp_get_vc_payload_bw - get the VC payload BW for an MTP link
  * @link_rate: link rate in 10kbits/s units
  * @link_lane_count: lane count
  *
@@ -3595,17 +3594,12 @@ static int drm_dp_send_up_ack_reply(struct drm_dp_mst_topology_mgr *mgr,
  *
  * Returns the BW / timeslot value in 20.12 fixed point format.
  */
-fixed20_12 drm_dp_get_vc_payload_bw(const struct drm_dp_mst_topology_mgr *mgr,
-				    int link_rate, int link_lane_count)
+fixed20_12 drm_dp_get_vc_payload_bw(int link_rate, int link_lane_count)
 {
 	int ch_coding_efficiency =
 		drm_dp_bw_channel_coding_efficiency(drm_dp_is_uhbr_rate(link_rate));
 	fixed20_12 ret;
 
-	if (link_rate == 0 || link_lane_count == 0)
-		drm_dbg_kms(mgr->dev, "invalid link rate/lane count: (%d / %d)\n",
-			    link_rate, link_lane_count);
-
 	/* See DP v2.0 2.6.4.2, 2.7.6.3 VCPayload_Bandwidth_for_OneTimeSlotPer_MTP_Allocation */
 	ret.full = DIV_ROUND_DOWN_ULL(mul_u32_u32(link_rate * link_lane_count,
 						  ch_coding_efficiency),
diff --git a/drivers/gpu/drm/display/drm_dp_tunnel.c b/drivers/gpu/drm/display/drm_dp_tunnel.c
index 48b2df120086..90fe07a89260 100644
--- a/drivers/gpu/drm/display/drm_dp_tunnel.c
+++ b/drivers/gpu/drm/display/drm_dp_tunnel.c
@@ -1896,8 +1896,8 @@ static void destroy_mgr(struct drm_dp_tunnel_mgr *mgr)
  *
  * Creates a DP tunnel manager for @dev.
  *
- * Returns a pointer to the tunnel manager if created successfully or NULL in
- * case of an error.
+ * Returns a pointer to the tunnel manager if created successfully or error
+ * pointer in case of failure.
  */
 struct drm_dp_tunnel_mgr *
 drm_dp_tunnel_mgr_create(struct drm_device *dev, int max_group_count)
@@ -1907,7 +1907,7 @@ drm_dp_tunnel_mgr_create(struct drm_device *dev, int max_group_count)
 
 	mgr = kzalloc(sizeof(*mgr), GFP_KERNEL);
 	if (!mgr)
-		return NULL;
+		return ERR_PTR(-ENOMEM);
 
 	mgr->dev = dev;
 	init_waitqueue_head(&mgr->bw_req_queue);
@@ -1916,7 +1916,7 @@ drm_dp_tunnel_mgr_create(struct drm_device *dev, int max_group_count)
 	if (!mgr->groups) {
 		kfree(mgr);
 
-		return NULL;
+		return ERR_PTR(-ENOMEM);
 	}
 
 #ifdef CONFIG_DRM_DISPLAY_DP_TUNNEL_STATE_DEBUG
@@ -1927,7 +1927,7 @@ drm_dp_tunnel_mgr_create(struct drm_device *dev, int max_group_count)
 		if (!init_group(mgr, &mgr->groups[i])) {
 			destroy_mgr(mgr);
 
-			return NULL;
+			return ERR_PTR(-ENOMEM);
 		}
 
 		mgr->group_count++;
diff --git a/drivers/gpu/drm/display/drm_hdmi_state_helper.c b/drivers/gpu/drm/display/drm_hdmi_state_helper.c
index 2691e8b3e480..c205f37da1e1 100644
--- a/drivers/gpu/drm/display/drm_hdmi_state_helper.c
+++ b/drivers/gpu/drm/display/drm_hdmi_state_helper.c
@@ -503,6 +503,9 @@ int drm_atomic_helper_connector_hdmi_check(struct drm_connector *connector,
 		connector_state_get_mode(new_conn_state);
 	int ret;
 
+	if (!new_conn_state->crtc || !new_conn_state->best_encoder)
+		return 0;
+
 	new_conn_state->hdmi.is_limited_range = hdmi_is_limited_range(connector, new_conn_state);
 
 	ret = hdmi_compute_config(connector, new_conn_state, mode);
@@ -788,6 +791,8 @@ drm_atomic_helper_connector_hdmi_update(struct drm_connector *connector,
 	if (status == connector_status_disconnected) {
 		// TODO: also handle CEC and scramber, HDMI sink disconnected.
 		drm_connector_hdmi_audio_plugged_notify(connector, false);
+		drm_edid_connector_update(connector, NULL);
+		return;
 	}
 
 	if (connector->hdmi.funcs->read_edid)