Commit acd418bf authored by Daniel Scally's avatar Daniel Scally Committed by Mauro Carvalho Chehab
Browse files

media: device property: Call fwnode_graph_get_endpoint_by_id() for fwnode->secondary 



This function is used to find fwnode endpoints against a device. In
some instances those endpoints are software nodes which are children of
fwnode->secondary. Add support to fwnode_graph_get_endpoint_by_id() to
find those endpoints by recursively calling itself passing the ptr to
fwnode->secondary in the event no endpoint is found for the primary.

Reviewed-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: default avatarDaniel Scally <djrscally@gmail.com>
Acked-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
parent 5273382d

drivers/base/property.c

+8 −1
Original line number Diff line number Diff line
@@ -1215,7 +1215,14 @@ fwnode_graph_get_endpoint_by_id(const struct fwnode_handle *fwnode, 
		best_ep_id = fwnode_ep.id;

	}



	if (best_ep)

		return best_ep;



	if (fwnode && !IS_ERR_OR_NULL(fwnode->secondary))

		return fwnode_graph_get_endpoint_by_id(fwnode->secondary, port,

						       endpoint, flags);



	return NULL;

}

EXPORT_SYMBOL_GPL(fwnode_graph_get_endpoint_by_id);