@@ -120,6 +120,11 @@ static inline struct csi_priv *sd_to_dev(struct v4l2_subdev *sdev)
return container_of(sdev, struct csi_priv, sd);
}
+static inline struct csi_priv *notifier_to_dev(struct v4l2_async_notifier *n)
+{
+ return container_of(n, struct csi_priv, notifier);
+}
+
static inline bool is_parallel_bus(struct v4l2_fwnode_endpoint *ep)
{
return ep->bus_type != V4L2_MBUS_CSI2_DPHY;
@@ -1894,6 +1899,20 @@ static const struct v4l2_subdev_internal_ops csi_internal_ops = {
.unregistered = csi_unregistered,
};
+static int imx_csi_notify_bound(struct v4l2_async_notifier *notifier,
+ struct v4l2_subdev *sd,
+ struct v4l2_async_subdev *asd)
+{
+ struct csi_priv *priv = notifier_to_dev(notifier);
+ struct media_pad *sink = &priv->sd.entity.pads[CSI_SINK_PAD];
+
+ return v4l2_create_fwnode_links_to_pad(sd, sink);
+}
+
+static const struct v4l2_async_notifier_operations csi_notify_ops = {
+ .bound = imx_csi_notify_bound,
+};
+
static int imx_csi_async_register(struct csi_priv *priv)
{
struct v4l2_async_subdev *asd = NULL;
@@ -1931,6 +1950,8 @@ static int imx_csi_async_register(struct csi_priv *priv)
}
}
+ priv->notifier.ops = &csi_notify_ops;
+
ret = v4l2_async_subdev_notifier_register(&priv->sd,
&priv->notifier);
if (ret)
Implement a notifier bound op to register media links from the remote sub-device's source pad(s) to the CSI sink pad. Signed-off-by: Steve Longerbeam <slongerbeam@gmail.com> --- Changes in v5: - imx_media_create_fwnode_pad_link() has been moved to core as v4l2_create_fwnode_links_to_pad(). Changes in v4: - none Changes in v3: - call a local imx-media utility imx_media_create_fwnode_pad_link(). --- drivers/staging/media/imx/imx-media-csi.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+)