[v16,15/20] media: subdev: add v4l2_subdev_set_routing_with_fmt() helper
Commit Message
v4l2_subdev_set_routing_with_fmt() is the same as
v4l2_subdev_set_routing(), but additionally initializes all the streams
with the given format.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Reviewed-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
---
drivers/media/v4l2-core/v4l2-subdev.c | 22 ++++++++++++++++++++++
include/media/v4l2-subdev.h | 16 ++++++++++++++++
2 files changed, 38 insertions(+)
@@ -1464,6 +1464,28 @@ __v4l2_subdev_next_active_route(const struct v4l2_subdev_krouting *routing,
}
EXPORT_SYMBOL_GPL(__v4l2_subdev_next_active_route);
+int v4l2_subdev_set_routing_with_fmt(struct v4l2_subdev *sd,
+ struct v4l2_subdev_state *state,
+ struct v4l2_subdev_krouting *routing,
+ const struct v4l2_mbus_framefmt *fmt)
+{
+ struct v4l2_subdev_stream_configs *stream_configs;
+ unsigned int i;
+ int ret;
+
+ ret = v4l2_subdev_set_routing(sd, state, routing);
+ if (ret)
+ return ret;
+
+ stream_configs = &state->stream_configs;
+
+ for (i = 0; i < stream_configs->num_configs; ++i)
+ stream_configs->configs[i].fmt = *fmt;
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(v4l2_subdev_set_routing_with_fmt);
+
struct v4l2_mbus_framefmt *
v4l2_subdev_state_get_stream_format(struct v4l2_subdev_state *state,
unsigned int pad, u32 stream)
@@ -1481,6 +1481,22 @@ __v4l2_subdev_next_active_route(const struct v4l2_subdev_krouting *routing,
for ((route) = NULL; \
((route) = __v4l2_subdev_next_active_route((routing), (route)));)
+/**
+ * v4l2_subdev_set_routing_with_fmt() - Set given routing and format to subdev
+ * state
+ * @sd: The subdevice
+ * @state: The subdevice state
+ * @routing: Routing that will be copied to subdev state
+ * @fmt: Format used to initialize all the streams
+ *
+ * This is the same as v4l2_subdev_set_routing, but additionally initializes
+ * all the streams using the given format.
+ */
+int v4l2_subdev_set_routing_with_fmt(struct v4l2_subdev *sd,
+ struct v4l2_subdev_state *state,
+ struct v4l2_subdev_krouting *routing,
+ const struct v4l2_mbus_framefmt *fmt);
+
/**
* v4l2_subdev_state_get_stream_format() - Get pointer to a stream format
* @state: subdevice state