diff mbox series

[15/18] drm/encoder: Add of_graph port to struct drm_encoder

Message ID 20211208151230.3695378-16-s.hauer@pengutronix.de (mailing list archive)
State New, archived
Headers show
Series drm/rockchip: RK356x VOP2 support | expand

Commit Message

Sascha Hauer Dec. 8, 2021, 3:12 p.m. UTC 
Add a device node to drm_encoder which corresponds with the port node
in the DT description of the encoder. This allows drivers to find the
of_graph link between a crtc and an encoder.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 include/drm/drm_encoder.h | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/include/drm/drm_encoder.h b/include/drm/drm_encoder.h
index 6e91a0280f31b..3acd054b1eb3e 100644
--- a/include/drm/drm_encoder.h
+++ b/include/drm/drm_encoder.h
@@ -99,6 +99,8 @@  struct drm_encoder {
 	struct drm_device *dev;
 	struct list_head head;
 
+	struct device_node *port;
+
 	struct drm_mode_object base;
 	char *name;
 	/**