1 files changed, 30 insertions, 47 deletions

diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c
index 0871495096fa..52c356e9a3d1 100644
--- a/drivers/gpu/drm/nouveau/nouveau_connector.c
+++ b/drivers/gpu/drm/nouveau/nouveau_connector.c
@@ -281,7 +281,7 @@ detect_analog:
 	nv_encoder = find_encoder_by_type(connector, OUTPUT_ANALOG);
 	if (!nv_encoder && !nouveau_tv_disable)
 		nv_encoder = find_encoder_by_type(connector, OUTPUT_TV);
-	if (nv_encoder) {
+	if (nv_encoder && force) {
 		struct drm_encoder *encoder = to_drm_encoder(nv_encoder);
 		struct drm_encoder_helper_funcs *helper =
 						encoder->helper_private;
@@ -641,11 +641,28 @@ nouveau_connector_get_modes(struct drm_connector *connector)
 	return ret;
 }
 
+static unsigned
+get_tmds_link_bandwidth(struct drm_connector *connector)
+{
+	struct nouveau_connector *nv_connector = nouveau_connector(connector);
+	struct drm_nouveau_private *dev_priv = connector->dev->dev_private;
+	struct dcb_entry *dcb = nv_connector->detected_encoder->dcb;
+
+	if (dcb->location != DCB_LOC_ON_CHIP ||
+	    dev_priv->chipset >= 0x46)
+		return 165000;
+	else if (dev_priv->chipset >= 0x40)
+		return 155000;
+	else if (dev_priv->chipset >= 0x18)
+		return 135000;
+	else
+		return 112000;
+}
+
 static int
 nouveau_connector_mode_valid(struct drm_connector *connector,
 			     struct drm_display_mode *mode)
 {
-	struct drm_nouveau_private *dev_priv = connector->dev->dev_private;
 	struct nouveau_connector *nv_connector = nouveau_connector(connector);
 	struct nouveau_encoder *nv_encoder = nv_connector->detected_encoder;
 	struct drm_encoder *encoder = to_drm_encoder(nv_encoder);
@@ -663,11 +680,9 @@ nouveau_connector_mode_valid(struct drm_connector *connector,
 		max_clock = 400000;
 		break;
 	case OUTPUT_TMDS:
-		if ((dev_priv->card_type >= NV_50 && !nouveau_duallink) ||
-		    !nv_encoder->dcb->duallink_possible)
-			max_clock = 165000;
-		else
-			max_clock = 330000;
+		max_clock = get_tmds_link_bandwidth(connector);
+		if (nouveau_duallink && nv_encoder->dcb->duallink_possible)
+			max_clock *= 2;
 		break;
 	case OUTPUT_ANALOG:
 		max_clock = nv_encoder->dcb->crtconf.maxfreq;
@@ -709,44 +724,6 @@ nouveau_connector_best_encoder(struct drm_connector *connector)
 	return NULL;
 }
 
-void
-nouveau_connector_set_polling(struct drm_connector *connector)
-{
-	struct drm_device *dev = connector->dev;
-	struct drm_nouveau_private *dev_priv = dev->dev_private;
-	struct drm_crtc *crtc;
-	bool spare_crtc = false;
-
-	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)
-		spare_crtc |= !crtc->enabled;
-
-	connector->polled = 0;
-
-	switch (connector->connector_type) {
-	case DRM_MODE_CONNECTOR_VGA:
-	case DRM_MODE_CONNECTOR_TV:
-		if (dev_priv->card_type >= NV_50 ||
-		    (nv_gf4_disp_arch(dev) && spare_crtc))
-			connector->polled = DRM_CONNECTOR_POLL_CONNECT;
-		break;
-
-	case DRM_MODE_CONNECTOR_DVII:
-	case DRM_MODE_CONNECTOR_DVID:
-	case DRM_MODE_CONNECTOR_HDMIA:
-	case DRM_MODE_CONNECTOR_DisplayPort:
-	case DRM_MODE_CONNECTOR_eDP:
-		if (dev_priv->card_type >= NV_50)
-			connector->polled = DRM_CONNECTOR_POLL_HPD;
-		else if (connector->connector_type == DRM_MODE_CONNECTOR_DVID ||
-			 spare_crtc)
-			connector->polled = DRM_CONNECTOR_POLL_CONNECT;
-		break;
-
-	default:
-		break;
-	}
-}
-
 static const struct drm_connector_helper_funcs
 nouveau_connector_helper_funcs = {
 	.get_modes = nouveau_connector_get_modes,
@@ -872,6 +849,7 @@ nouveau_connector_create(struct drm_device *dev, int index)
 					dev->mode_config.scaling_mode_property,
 					nv_connector->scaling_mode);
 		}
+		connector->polled = DRM_CONNECTOR_POLL_CONNECT;
 		/* fall-through */
 	case DCB_CONNECTOR_TV_0:
 	case DCB_CONNECTOR_TV_1:
@@ -888,11 +866,16 @@ nouveau_connector_create(struct drm_device *dev, int index)
 				dev->mode_config.dithering_mode_property,
 				nv_connector->use_dithering ?
 				DRM_MODE_DITHERING_ON : DRM_MODE_DITHERING_OFF);
+
+		if (dcb->type != DCB_CONNECTOR_LVDS) {
+			if (dev_priv->card_type >= NV_50)
+				connector->polled = DRM_CONNECTOR_POLL_HPD;
+			else
+				connector->polled = DRM_CONNECTOR_POLL_CONNECT;
+		}
 		break;
 	}
 
-	nouveau_connector_set_polling(connector);
-
 	drm_sysfs_connector_add(connector);
 	dcb->drm = connector;
 	return dcb->drm;