On 3/31/2026 3:25 AM, Luca Ceresoli wrote:
The meaning of this flag may not be obvious at first sight.
Reviewed-by: Liu Ying <[email protected]>
Tested-by: Martyn Welch <[email protected]>
Tested-by: Alexander Stein <[email protected]> #
TQMa8MPxL/MBa8MPxL
Signed-off-by: Luca Ceresoli <[email protected]>
---
Changes in v2:
- improved comment as suggested by Liu
---
include/drm/bridge/dw_hdmi.h | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/include/drm/bridge/dw_hdmi.h b/include/drm/bridge/dw_hdmi.h
index 336f062e1f9d..8500dd4f99d8 100644
--- a/include/drm/bridge/dw_hdmi.h
+++ b/include/drm/bridge/dw_hdmi.h
@@ -126,6 +126,12 @@ struct dw_hdmi_phy_ops {
struct dw_hdmi_plat_data {
struct regmap *regm;
+ /*
+ * The HDMI output port number must be 1 if the port is described
+ * in the device tree. 0 if the device tree does not describe the
+ * next component (legacy mode, i.e. without
+ * DRM_BRIDGE_ATTACH_NO_CONNECTOR flag when attaching bridge).
+ */
unsigned int output_port;
unsigned long input_bus_encoding;
Tested-by: Damon Ding <[email protected]> (on rk3399)
Best regards,
Damon
