Commit 09e73bbd authored by Niklas Söderlund's avatar Niklas Söderlund Committed by Mauro Carvalho Chehab
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media: rcar-csi2: Switch to using fwnode instead of OF 



Use the fwnode_graph_get_endpoint_by_id() interface instead of
of_graph_get_endpoint_by_regs() to fetch the fwnode. This saves
translating between a device_node and fwnode_handle.

Signed-off-by: default avatarNiklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: default avatarJacopo Mondi <jacopo+renesas@jmondi.org>
Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
parent 5b3ff3be

drivers/media/platform/rcar-vin/rcar-csi2.c

+7 −7
Original line number Diff line number Diff line
@@ -876,31 +876,31 @@ static int rcsi2_parse_dt(struct rcar_csi2 *priv) 
{

	struct v4l2_async_subdev *asd;

	struct fwnode_handle *fwnode;

	struct device_node *ep;

	struct fwnode_handle *ep;

	struct v4l2_fwnode_endpoint v4l2_ep = { .bus_type = 0 };

	int ret;



	ep = of_graph_get_endpoint_by_regs(priv->dev->of_node, 0, 0);

	ep = fwnode_graph_get_endpoint_by_id(dev_fwnode(priv->dev), 0, 0, 0);

	if (!ep) {

		dev_err(priv->dev, "Not connected to subdevice\n");

		return -EINVAL;

	}



	ret = v4l2_fwnode_endpoint_parse(of_fwnode_handle(ep), &v4l2_ep);

	ret = v4l2_fwnode_endpoint_parse(ep, &v4l2_ep);

	if (ret) {

		dev_err(priv->dev, "Could not parse v4l2 endpoint\n");

		of_node_put(ep);

		fwnode_handle_put(ep);

		return -EINVAL;

	}



	ret = rcsi2_parse_v4l2(priv, &v4l2_ep);

	if (ret) {

		of_node_put(ep);

		fwnode_handle_put(ep);

		return ret;

	}



	fwnode = fwnode_graph_get_remote_endpoint(of_fwnode_handle(ep));

	of_node_put(ep);

	fwnode = fwnode_graph_get_remote_endpoint(ep);

	fwnode_handle_put(ep);



	dev_dbg(priv->dev, "Found '%pOF'\n", to_of_node(fwnode));