drm: use for_each_endpoint_of_node macro in drm_of_find_possible_crtcs
Using the for_each_... macro should make the code a bit shorter and
easier to read.
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
diff --git a/drivers/gpu/drm/drm_of.c b/drivers/gpu/drm/drm_of.c
index 16150a0..aaa1307 100644
--- a/drivers/gpu/drm/drm_of.c
+++ b/drivers/gpu/drm/drm_of.c
@@ -43,14 +43,10 @@
uint32_t drm_of_find_possible_crtcs(struct drm_device *dev,
struct device_node *port)
{
- struct device_node *remote_port, *ep = NULL;
+ struct device_node *remote_port, *ep;
uint32_t possible_crtcs = 0;
- do {
- ep = of_graph_get_next_endpoint(port, ep);
- if (!ep)
- break;
-
+ for_each_endpoint_of_node(port, ep) {
remote_port = of_graph_get_remote_port(ep);
if (!remote_port) {
of_node_put(ep);
@@ -60,7 +56,7 @@
possible_crtcs |= drm_crtc_port_mask(dev, remote_port);
of_node_put(remote_port);
- } while (1);
+ }
return possible_crtcs;
}