From: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
Add CSI-2 bus specific configuration to the frame descriptors. This allows
obtaining the virtual channel and data type information for each stream
the transmitter is sending.
Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
---
include/media/v4l2-subdev.h | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h
index ac1f7ee4cdb978ad..ffd98e4f368358a6 100644
--- a/include/media/v4l2-subdev.h
+++ b/include/media/v4l2-subdev.h
@@ -317,6 +317,17 @@ struct v4l2_subdev_audio_ops {
int (*s_stream)(struct v4l2_subdev *sd, int enable);
};
+/**
+ * struct v4l2_mbus_frame_desc_entry_csi2
+ *
+ * @channel: CSI-2 virtual channel
+ * @data_type: CSI-2 data type ID
+ */
+struct v4l2_mbus_frame_desc_entry_csi2 {
+ u8 channel;
+ u8 data_type;
+};
+
/**
* enum v4l2_mbus_frame_desc_entry - media bus frame description flags
*
@@ -340,11 +351,16 @@ enum v4l2_mbus_frame_desc_flags {
* %FRAME_DESC_FL_BLOB is not set.
* @length: number of octets per frame, valid if @flags
* %V4L2_MBUS_FRAME_DESC_FL_LEN_MAX is set.
+ * @bus: Bus specific frame descriptor parameters
+ * @bus.csi2: CSI-2 specific bus configuration
*/
struct v4l2_mbus_frame_desc_entry {
enum v4l2_mbus_frame_desc_flags flags;
u32 pixelcode;
u32 length;
+ union {
+ struct v4l2_mbus_frame_desc_entry_csi2 csi2;
+ } bus;
};
#define V4L2_FRAME_DESC_ENTRY_MAX 4
--
2.18.0
