Implement the .get_mbus_config() operation to allow the remote receiver
to retrieve the bus configuration.
Signed-off-by: Jacopo Mondi <jacopo.mondi@xxxxxxxxxxxxxxxx>
---
drivers/media/i2c/max9286.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/drivers/media/i2c/max9286.c b/drivers/media/i2c/max9286.c
index 0e08a1041eed..a71f0aabd67d 100644
--- a/drivers/media/i2c/max9286.c
+++ b/drivers/media/i2c/max9286.c
@@ -1072,6 +1072,20 @@ static int max9286_set_fmt(struct v4l2_subdev *sd,
return ret;
}
+static int max9286_get_mbus_config(struct v4l2_subdev *sd, unsigned int pad,
+ struct v4l2_mbus_config *config)
+{
+ struct max9286_priv *priv = sd_to_max9286(sd);
+
+ if (pad != MAX9286_SRC_PAD)
+ return -EINVAL;
+
+ config->type = V4L2_MBUS_CSI2_DPHY;
+ config->bus.mipi_csi2.num_data_lanes = priv->csi2_data_lanes;
+
+ return 0;
+}
+
static int max9286_get_frame_desc(struct v4l2_subdev *sd, unsigned int pad,
struct v4l2_mbus_frame_desc *fd)
{
@@ -1127,6 +1141,7 @@ static const struct v4l2_subdev_pad_ops max9286_pad_ops = {
.enum_mbus_code = max9286_enum_mbus_code,
.get_fmt = v4l2_subdev_get_fmt,
.set_fmt = max9286_set_fmt,
+ .get_mbus_config = max9286_get_mbus_config,
.get_frame_interval = v4l2_subdev_get_frame_interval,
.set_frame_interval = max9286_set_frame_interval,
.get_frame_desc = max9286_get_frame_desc,
--
2.44.0
