diff options
| author | Svyatoslav Ryhel <clamor95@gmail.com> | 2025-02-14 10:57:05 +0200 |
|---|---|---|
| committer | Svyatoslav Ryhel <clamor95@gmail.com> | 2025-03-08 16:35:46 +0200 |
| commit | ab516f5e279d178ea71e453501917e56a88ae4d8 (patch) | |
| tree | e2034859316b621f06b4a8878d71523e920ea973 | |
| parent | 617f9e24705c690e14ace272a0092efb86fe8c51 (diff) | |
video: bridge-uclass: add get_display_timing ops
Add get_display_timing ops for internal bridges linked to
panels that do not support EDID (MIPI-DSI panels for example)
or have EDID not routed.
Tested-by: Dang Huynh <danct12@riseup.net> (PineTab 2)
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
| -rw-r--r-- | drivers/video/bridge/video-bridge-uclass.c | 11 | ||||
| -rw-r--r-- | include/video_bridge.h | 21 |
2 files changed, 32 insertions, 0 deletions
diff --git a/drivers/video/bridge/video-bridge-uclass.c b/drivers/video/bridge/video-bridge-uclass.c index 2084a2e03ee..1b8aa12b9e8 100644 --- a/drivers/video/bridge/video-bridge-uclass.c +++ b/drivers/video/bridge/video-bridge-uclass.c @@ -33,6 +33,17 @@ int video_bridge_attach(struct udevice *dev) return ops->attach(dev); } +int video_bridge_get_display_timing(struct udevice *dev, + struct display_timing *timings) +{ + struct video_bridge_ops *ops = video_bridge_get_ops(dev); + + if (!ops->get_display_timing) + return -ENOSYS; + + return ops->get_display_timing(dev, timings); +} + int video_bridge_check_attached(struct udevice *dev) { struct video_bridge_priv *uc_priv = dev_get_uclass_priv(dev); diff --git a/include/video_bridge.h b/include/video_bridge.h index 3b429eac578..7158deb299a 100644 --- a/include/video_bridge.h +++ b/include/video_bridge.h @@ -54,6 +54,19 @@ struct video_bridge_ops { int (*set_backlight)(struct udevice *dev, int percent); /** + * get_display_timing() - Get display timings from bridge. + * + * @dev: Bridge device containing the linked display timings + * @tim: Place to put timings + * @return 0 if OK, -ve on error + * + * This call it totally optional and useful mainly for integrated + * bridges with fixed output device. + */ + int (*get_display_timing)(struct udevice *dev, + struct display_timing *timing); + + /** * read_edid() - Read information from EDID * * @dev: Device to read from @@ -99,6 +112,14 @@ int video_bridge_set_active(struct udevice *dev, bool active); int video_bridge_check_attached(struct udevice *dev); /** + * video_bridge_get_display_timing() - Get display timings from bridge. + * + * @dev: Bridge device containing the linked display timings + * Return: 0 if OK, -ve on error + */ +int video_bridge_get_display_timing(struct udevice *dev, + struct display_timing *timing); +/** * video_bridge_read_edid() - Read information from EDID * * @dev: Device to read from |