Where the fwnode graph is comprised of software_nodes, these will be assigned as the secondary to dev->fwnode. Check the v4l2_subdev's fwnode for a secondary and attempt to match against it during match_fwnode() to accommodate that possibility. Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> Signed-off-by: Daniel Scally <djrscally@xxxxxxxxx> --- Changes in v4: - None drivers/media/v4l2-core/v4l2-async.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/media/v4l2-core/v4l2-async.c b/drivers/media/v4l2-core/v4l2-async.c index e3ab003a6c85..9dd896d085ec 100644 --- a/drivers/media/v4l2-core/v4l2-async.c +++ b/drivers/media/v4l2-core/v4l2-async.c @@ -87,6 +87,14 @@ static bool match_fwnode(struct v4l2_async_notifier *notifier, if (sd->fwnode == asd->match.fwnode) return true; + /* + * Check the same situation for any possible secondary assigned to the + * subdev's fwnode + */ + if (!IS_ERR_OR_NULL(sd->fwnode->secondary) && + sd->fwnode->secondary == asd->match.fwnode) + return true; + /* * Otherwise, check if the sd fwnode and the asd fwnode refer to an * endpoint or a device. If they're of the same type, there's no match. -- 2.25.1
