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.
Signed-off-by: Svyatoslav Ryhel <clamo...@gmail.com>
---
drivers/video/bridge/video-bridge-uclass.c | 11 +++++++++++
include/video_bridge.h | 21 +++++++++++++++++++++
2 files changed, 32 insertions(+)
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
@@ -53,6 +53,19 @@ 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
*
@@ -98,6 +111,14 @@ 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
*
--
2.43.0
