diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_connector.c | 26 |
1 files changed, 22 insertions, 4 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c index a8c44c9eedf6..79190206b398 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -737,7 +737,7 @@ nouveau_connector_create(struct drm_device *dev, struct nouveau_connector *nv_connector = NULL; struct drm_connector *connector; struct drm_encoder *encoder; - int type; + int type, ret = 0; NV_DEBUG_KMS(dev, "\n"); @@ -813,9 +813,21 @@ nouveau_connector_create(struct drm_device *dev, if (!connector->encoder_ids[0]) { NV_WARN(dev, " no encoders, ignoring\n"); - drm_connector_cleanup(connector); - kfree(connector); - return 0; + goto fail; + } + + /* Check if we need dithering enabled */ + if (dcb->type == DCB_CONNECTOR_LVDS) { + bool dummy, is_24bit = false; + + ret = nouveau_bios_parse_lvds_table(dev, 0, &dummy, &is_24bit); + if (ret) { + NV_ERROR(dev, "Error parsing LVDS table, disabling " + "LVDS\n"); + goto fail; + } + + nv_connector->use_dithering = !is_24bit; } /* Init DVI-I specific properties */ @@ -865,4 +877,10 @@ nouveau_connector_create(struct drm_device *dev, drm_sysfs_connector_add(connector); return 0; + +fail: + drm_connector_cleanup(connector); + kfree(connector); + return ret; + } |