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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>
This commit is contained in:
Philipp Zabel 2014-07-03 22:59:51 +02:00
parent 01218bf14e
commit 7416f4e33b
1 changed files with 3 additions and 7 deletions
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10
drivers/gpu/drm/drm_of.c
View File

@ -43,14 +43,10 @@ static uint32_t drm_crtc_port_mask(struct drm_device *dev,
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 @@ uint32_t drm_of_find_possible_crtcs(struct drm_device *dev,
possible_crtcs |= drm_crtc_port_mask(dev, remote_port);
of_node_put(remote_port);
} while (1);
}
return possible_crtcs;
}