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Subject: media: imx: csi: Create media links in bound notifier Author: Steve Longerbeam <[email protected]> Date: Fri May 1 19:15:50 2020 +0200 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 <[email protected]> Signed-off-by: Sakari Ailus <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]> drivers/staging/media/imx/imx-media-csi.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) --- diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c index 08f698af4797..a051a063a2db 100644 --- a/drivers/staging/media/imx/imx-media-csi.c +++ b/drivers/staging/media/imx/imx-media-csi.c @@ -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) _______________________________________________ linuxtv-commits mailing list [email protected] https://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits
