Add the set_routing() subdev operation to allow userspace to configure
routing on the R-Car CSI-2 receiver.
Signed-off-by: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx>
---
drivers/media/platform/rcar-vin/rcar-csi2.c | 40 +++++++++++++++------
1 file changed, 29 insertions(+), 11 deletions(-)
diff --git a/drivers/media/platform/rcar-vin/rcar-csi2.c b/drivers/media/platform/rcar-vin/rcar-csi2.c
index a74087b49e71..451a6da26e03 100644
--- a/drivers/media/platform/rcar-vin/rcar-csi2.c
+++ b/drivers/media/platform/rcar-vin/rcar-csi2.c
@@ -752,6 +752,33 @@ static int rcsi2_get_pad_format(struct v4l2_subdev *sd,
return 0;
}
+static int _rcsi2_set_routing(struct v4l2_subdev *sd,
+ struct v4l2_subdev_state *state,
+ struct v4l2_subdev_krouting *routing)
+{
+ int ret;
+
+ ret = v4l2_routing_simple_verify(routing);
+ if (ret)
+ return ret;
+
+ state = v4l2_subdev_validate_and_lock_state(sd, state);
+
+ ret = v4l2_subdev_set_routing(sd, state, routing);
+
+ v4l2_subdev_unlock_state(state);
+
+ return ret;
+}
+
+static int rcsi2_set_routing(struct v4l2_subdev *sd,
+ struct v4l2_subdev_state *state,
+ enum v4l2_subdev_format_whence which,
+ struct v4l2_subdev_krouting *routing)
+{
+ return _rcsi2_set_routing(sd, state, routing);
+}
+
static int rcsi2_init_cfg(struct v4l2_subdev *sd,
struct v4l2_subdev_state *state)
{
@@ -792,17 +819,7 @@ static int rcsi2_init_cfg(struct v4l2_subdev *sd,
.routes = routes,
};
- int ret = v4l2_routing_simple_verify(&routing);
- if (ret)
- return ret;
-
- state = v4l2_subdev_validate_and_lock_state(sd, state);
-
- ret = v4l2_subdev_set_routing(sd, state, &routing);
-
- v4l2_subdev_unlock_state(state);
-
- return ret;
+ return _rcsi2_set_routing(sd, state, &routing);
}
static const struct v4l2_subdev_video_ops rcar_csi2_video_ops = {
@@ -813,6 +830,7 @@ static const struct v4l2_subdev_pad_ops rcar_csi2_pad_ops = {
.init_cfg = rcsi2_init_cfg,
.set_fmt = rcsi2_set_pad_format,
.get_fmt = rcsi2_get_pad_format,
+ .set_routing = rcsi2_set_routing,
};
static const struct v4l2_subdev_ops rcar_csi2_subdev_ops = {
--
2.33.0
