diff options
| author | Luca Ceresoli <luca.ceresoli@bootlin.com> | 2026-04-07 14:24:19 +0200 |
|---|---|---|
| committer | Luca Ceresoli <luca.ceresoli@bootlin.com> | 2026-04-14 13:52:31 +0200 |
| commit | ec9dfa70c2915c2dd3676d674287ee56e52a7ef5 (patch) | |
| tree | ecf28c18517c3909ca354b1e2b2ef86d139c91d8 /include/drm | |
| parent | a6bdf27448b49af6a9daa1d081e2f019fb002a4a (diff) | |
| download | linux-ec9dfa70c2915c2dd3676d674287ee56e52a7ef5.tar.gz linux-ec9dfa70c2915c2dd3676d674287ee56e52a7ef5.zip | |
drm/bridge: dw-hdmi: document the output_port field
The meaning of this flag may not be obvious at first sight.
Reviewed-by: Liu Ying <victor.liu@nxp.com>
Tested-by: Martyn Welch <martyn.welch@collabora.com>
Tested-by: Alexander Stein <alexander.stein@ew.tq-group.com> # TQMa8MPxL/MBa8MPxL
Tested-by: Damon Ding <damon.ding@rock-chips.com> # rk3399
Link: https://patch.msgid.link/20260407-drm-lcdif-dbanc-v4-5-247a16e61ef9@bootlin.com
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/bridge/dw_hdmi.h | 6 |
1 files changed, 6 insertions, 0 deletions
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; |