1 files changed, 26 insertions, 7 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 20161567dbff..55266416fa47 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -49,8 +49,10 @@ void radeon_connector_hotplug(struct drm_connector *connector)
 	if (radeon_connector->hpd.hpd != RADEON_HPD_NONE)
 		radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
 
-	if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
-		if (radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
+	if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
+	    (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
+		if ((radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
+		    (radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_eDP)) {
 			if (radeon_dp_needs_link_train(radeon_connector)) {
 				if (connector->encoder)
 					dp_link_train(connector->encoder, connector);
@@ -615,7 +617,7 @@ static enum drm_connector_status radeon_vga_detect(struct drm_connector *connect
 				ret = connector_status_connected;
 		}
 	} else {
-		if (radeon_connector->dac_load_detect) {
+		if (radeon_connector->dac_load_detect && encoder) {
 			encoder_funcs = encoder->helper_private;
 			ret = encoder_funcs->detect(encoder, connector);
 		}
@@ -898,10 +900,18 @@ static void radeon_dvi_force(struct drm_connector *connector)
 static int radeon_dvi_mode_valid(struct drm_connector *connector,
 				  struct drm_display_mode *mode)
 {
+	struct drm_device *dev = connector->dev;
+	struct radeon_device *rdev = dev->dev_private;
 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 
 	/* XXX check mode bandwidth */
 
+	/* clocks over 135 MHz have heat issues with DVI on RV100 */
+	if (radeon_connector->use_digital &&
+	    (rdev->family == CHIP_RV100) &&
+	    (mode->clock > 135000))
+		return MODE_CLOCK_HIGH;
+
 	if (radeon_connector->use_digital && (mode->clock > 165000)) {
 		if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
 		    (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
@@ -967,7 +977,8 @@ static enum drm_connector_status radeon_dp_detect(struct drm_connector *connecto
 	}
 
 	sink_type = radeon_dp_getsinktype(radeon_connector);
-	if (sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
+	if ((sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
+	    (sink_type == CONNECTOR_OBJECT_ID_eDP)) {
 		if (radeon_dp_getdpcd(radeon_connector)) {
 			radeon_dig_connector->dp_sink_type = sink_type;
 			ret = connector_status_connected;
@@ -992,7 +1003,8 @@ static int radeon_dp_mode_valid(struct drm_connector *connector,
 
 	/* XXX check mode bandwidth */
 
-	if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
+	if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
+	    (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
 		return radeon_dp_mode_valid_helper(radeon_connector, mode);
 	else
 		return MODE_OK;
@@ -1145,6 +1157,7 @@ radeon_add_atom_connector(struct drm_device *dev,
 		subpixel_order = SubPixelHorizontalRGB;
 		break;
 	case DRM_MODE_CONNECTOR_DisplayPort:
+	case DRM_MODE_CONNECTOR_eDP:
 		radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
 		if (!radeon_dig_connector)
 			goto failed;
@@ -1157,10 +1170,16 @@ radeon_add_atom_connector(struct drm_device *dev,
 			goto failed;
 		if (i2c_bus->valid) {
 			/* add DP i2c bus */
-			radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
+			if (connector_type == DRM_MODE_CONNECTOR_eDP)
+				radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
+			else
+				radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
 			if (!radeon_dig_connector->dp_i2c_bus)
 				goto failed;
-			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DP");
+			if (connector_type == DRM_MODE_CONNECTOR_eDP)
+				radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "eDP");
+			else
+				radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DP");
 			if (!radeon_connector->ddc_bus)
 				goto failed;
 		}