Use drm_bridge_chain_get_last_bridge() instead of open coding a loop with two invocations of drm_bridge_get_next_bridge() per iteration.
Besides being cleaner and more efficient, this change is necessary in preparation for drm_bridge_get_next_bridge() to get a reference to the returned bridge. Signed-off-by: Luca Ceresoli <[email protected]> --- drivers/gpu/drm/omapdrm/omap_drv.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/omapdrm/omap_drv.c b/drivers/gpu/drm/omapdrm/omap_drv.c index 054b71dba6a75b8c42198c4b102a093f43a675a2..3bbcec01428a6f290afdfa40ef6f79629539a584 100644 --- a/drivers/gpu/drm/omapdrm/omap_drv.c +++ b/drivers/gpu/drm/omapdrm/omap_drv.c @@ -378,12 +378,12 @@ static int omap_display_id(struct omap_dss_device *output) struct device_node *node = NULL; if (output->bridge) { - struct drm_bridge *bridge = output->bridge; - - while (drm_bridge_get_next_bridge(bridge)) - bridge = drm_bridge_get_next_bridge(bridge); + struct drm_bridge *bridge = + drm_bridge_chain_get_last_bridge(output->bridge->encoder); node = bridge->of_node; + + drm_bridge_put(bridge); } return node ? of_alias_get_id(node, "display") : -ENODEV; -- 2.50.0
