[PATCH v1 3/8] MT9M114: Add get_mbus_config

Mathis Foerst
2025-02-26T15:40:05Z

The i.MX6 camera frameworks requires get_mbus_config to be implemented.
See [0].

[0] drivers/staging/media/imx/imx-media-csi.c - line 211..216

Signed-off-by: Mathis Foerst <mathis.foerst@mt.com>
---
drivers/media/i2c/mt9m114.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)

diff --git a/drivers/media/i2c/mt9m114.c b/drivers/media/i2c/mt9m114.c
index 5f0b0ad8f885..fa64d6d315a1 100644
--- a/drivers/media/i2c/mt9m114.c
+++ b/drivers/media/i2c/mt9m114.c
@@ -1977,6 +1977,24 @@ static int mt9m114_ifp_registered(struct v4l2_subdev *sd)
v4l2_device_unregister_subdev(&sensor->pa.sd);
return ret;
}
+ return 0;
+}
+
+static int mt9m114_ifp_get_mbus_config(struct v4l2_subdev *sd,
+ unsigned int pad,
+ struct v4l2_mbus_config *cfg)
+{
+ struct mt9m114 *sensor = ifp_to_mt9m114(sd);
+
+ if (sensor->bus_cfg.bus_type == V4L2_MBUS_CSI2_DPHY) {
+ cfg->type = V4L2_MBUS_CSI2_DPHY;
+ } else {
+ cfg->type = V4L2_MBUS_PARALLEL;
+ cfg->bus.parallel.flags = V4L2_MBUS_MASTER |
+ V4L2_MBUS_PCLK_SAMPLE_RISING |
+ V4L2_MBUS_DATA_ACTIVE_HIGH;
+ cfg->bus.parallel.bus_width = 8;
+ }

return 0;
}
@@ -1993,6 +2011,7 @@ static const struct v4l2_subdev_pad_ops mt9m114_ifp_pad_ops = {
.set_fmt = mt9m114_ifp_set_fmt,
.get_selection = mt9m114_ifp_get_selection,
.set_selection = mt9m114_ifp_set_selection,
+ .get_mbus_config = mt9m114_ifp_get_mbus_config,
.get_frame_interval = mt9m114_ifp_get_frame_interval,
.set_frame_interval = mt9m114_ifp_set_frame_interval,
};
--
2.34.1