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media: v4l2-fwnode: add endpoint id field to v4l2_fwnode_link 

A link is between two endpoints not between two ports to be more
precise. Add the local_id/remote_id field which stores the endpoint
reg/port property to the link. Now the link holds all necessary
information about a link.

Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Marco Felsch 2020-03-12 11:31:41 +01:00 committed by Mauro Carvalho Chehab
parent 507a0ba93a
commit 5e316ff52c
2 changed files with 6 additions and 0 deletions
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2
drivers/media/v4l2-core/v4l2-fwnode.c
View File

@ -565,6 +565,7 @@ int v4l2_fwnode_parse_link(struct fwnode_handle *fwnode,
memset(link, 0, sizeof(*link));
fwnode_graph_parse_endpoint(fwnode, &fwep);
link->local_id = fwep.id;
link->local_port = fwep.port;
link->local_node = fwnode_graph_get_port_parent(fwnode);
@ -575,6 +576,7 @@ int v4l2_fwnode_parse_link(struct fwnode_handle *fwnode,
}
fwnode_graph_parse_endpoint(fwnode, &fwep);
link->remote_id = fwep.id;
link->remote_port = fwep.port;
link->remote_node = fwnode_graph_get_port_parent(fwnode);

4
include/media/v4l2-fwnode.h
View File

@ -113,14 +113,18 @@ struct v4l2_fwnode_endpoint {
* struct v4l2_fwnode_link - a link between two endpoints
* @local_node: pointer to device_node of this endpoint
* @local_port: identifier of the port this endpoint belongs to
* @local_id: identifier of the id this endpoint belongs to
* @remote_node: pointer to device_node of the remote endpoint
* @remote_port: identifier of the port the remote endpoint belongs to
* @remote_id: identifier of the id the remote endpoint belongs to
*/
struct v4l2_fwnode_link {
struct fwnode_handle *local_node;
unsigned int local_port;
unsigned int local_id;
struct fwnode_handle *remote_node;
unsigned int remote_port;
unsigned int remote_id;
};
/**