diff options
Diffstat (limited to 'drivers/gpu/drm/omapdrm/dss/dss-of.c')
| -rw-r--r-- | drivers/gpu/drm/omapdrm/dss/dss-of.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/gpu/drm/omapdrm/dss/dss-of.c b/drivers/gpu/drm/omapdrm/dss/dss-of.c index 771b20db2d98..0422597ac6b0 100644 --- a/drivers/gpu/drm/omapdrm/dss/dss-of.c +++ b/drivers/gpu/drm/omapdrm/dss/dss-of.c @@ -47,7 +47,7 @@ dss_of_port_get_parent_device(struct device_node *port) } struct omap_dss_device * -omapdss_of_find_source_for_first_ep(struct device_node *node) +omapdss_of_find_connected_device(struct device_node *node, unsigned int port) { struct device_node *src_node; struct device_node *src_port; @@ -56,27 +56,27 @@ omapdss_of_find_source_for_first_ep(struct device_node *node) u32 port_number = 0; /* Get the endpoint... */ - ep = of_graph_get_endpoint_by_regs(node, 0, 0); + ep = of_graph_get_endpoint_by_regs(node, port, 0); if (!ep) - return ERR_PTR(-EINVAL); + return NULL; /* ... and its remote port... */ src_port = of_graph_get_remote_port(ep); of_node_put(ep); if (!src_port) - return ERR_PTR(-EINVAL); + return NULL; /* ... and the remote port's number and parent... */ of_property_read_u32(src_port, "reg", &port_number); src_node = dss_of_port_get_parent_device(src_port); of_node_put(src_port); if (!src_node) - return NULL; + return ERR_PTR(-EINVAL); - /* ... and finally the source. */ + /* ... and finally the connected device. */ src = omapdss_find_device_by_port(src_node, port_number); of_node_put(src_node); return src ? src : ERR_PTR(-EPROBE_DEFER); } -EXPORT_SYMBOL_GPL(omapdss_of_find_source_for_first_ep); +EXPORT_SYMBOL_GPL(omapdss_of_find_connected_device); |