[PATCH] drm: Fix DisplayPort branch device ID

[Mika Kahola]

Fix missing parameter description for DisplayPort branch device ID.
This fixes warning of "No description found for parameter 'id[6]'" when
creating documentation by 'make htmldocs'.

Signed-off-by: Mika Kahola <mika.kahola at intel.com>
---
 drivers/gpu/drm/drm_dp_helper.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/drm_dp_helper.c b/drivers/gpu/drm/drm_dp_helper.c
index a536514..0ad20f1 100644
--- a/drivers/gpu/drm/drm_dp_helper.c
+++ b/drivers/gpu/drm/drm_dp_helper.c
@@ -517,6 +517,7 @@ EXPORT_SYMBOL(drm_dp_downstream_max_bpc);
 /**
  * drm_dp_downstream_id() - identify branch device
  * @aux: DisplayPort AUX channel
+ * @id: DisplayPort branch device id
  *
  * Returns branch device id on success or NULL on failure
  */
-- 
2.7.4