diff options
Diffstat (limited to 'drivers/gpu/drm/omapdrm/dss/base.c')
| -rw-r--r-- | drivers/gpu/drm/omapdrm/dss/base.c | 28 |
1 files changed, 7 insertions, 21 deletions
diff --git a/drivers/gpu/drm/omapdrm/dss/base.c b/drivers/gpu/drm/omapdrm/dss/base.c index 050ca7eafac5..a4ac113e1690 100644 --- a/drivers/gpu/drm/omapdrm/dss/base.c +++ b/drivers/gpu/drm/omapdrm/dss/base.c @@ -139,21 +139,13 @@ static bool omapdss_device_is_connected(struct omap_dss_device *dssdev) } int omapdss_device_connect(struct dss_device *dss, - struct omap_dss_device *src, struct omap_dss_device *dst) { - dev_dbg(&dss->pdev->dev, "connect(%s, %s)\n", - src ? dev_name(src->dev) : "NULL", + dev_dbg(&dss->pdev->dev, "connect(%s)\n", dst ? dev_name(dst->dev) : "NULL"); - if (!dst) { - /* - * The destination is NULL when the source is connected to a - * bridge instead of a DSS device. Stop here, we will attach - * the bridge later when we will have a DRM encoder. - */ - return src && src->bridge ? 0 : -EINVAL; - } + if (!dst) + return -EINVAL; if (omapdss_device_is_connected(dst)) return -EBUSY; @@ -163,19 +155,14 @@ int omapdss_device_connect(struct dss_device *dss, return 0; } -void omapdss_device_disconnect(struct omap_dss_device *src, +void omapdss_device_disconnect(struct dss_device *dss, struct omap_dss_device *dst) { - struct dss_device *dss = src ? src->dss : dst->dss; - - dev_dbg(&dss->pdev->dev, "disconnect(%s, %s)\n", - src ? dev_name(src->dev) : "NULL", + dev_dbg(&dss->pdev->dev, "disconnect(%s)\n", dst ? dev_name(dst->dev) : "NULL"); - if (!dst) { - WARN_ON(!src->bridge); + if (WARN_ON(!dst)) return; - } if (!dst->id && !omapdss_device_is_connected(dst)) { WARN_ON(1); @@ -242,8 +229,7 @@ static void omapdss_walk_device(struct device *dev, struct device_node *node, of_node_put(n); - n = NULL; - while ((n = of_graph_get_next_endpoint(node, n)) != NULL) { + for_each_endpoint_of_node(node, n) { struct device_node *pn = of_graph_get_remote_port_parent(n); if (!pn) |