Add a 'flags' field to the async notifier structure and define the V4L2_ASYNC_NOTIFIER_SKIP_POST_REGISTER flag. Signed-off-by: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx> --- drivers/media/v4l2-core/v4l2-async.c | 1 + include/media/v4l2-async.h | 10 ++++++++++ 2 files changed, 11 insertions(+) diff --git a/drivers/media/v4l2-core/v4l2-async.c b/drivers/media/v4l2-core/v4l2-async.c index cd9e78c63791..0836e01e59ca 100644 --- a/drivers/media/v4l2-core/v4l2-async.c +++ b/drivers/media/v4l2-core/v4l2-async.c @@ -472,6 +472,7 @@ static int v4l2_async_notifier_asd_valid(struct v4l2_async_notifier *notifier, void v4l2_async_notifier_init(struct v4l2_async_notifier *notifier) { INIT_LIST_HEAD(¬ifier->asd_list); + notifier->flags = 0; } EXPORT_SYMBOL(v4l2_async_notifier_init); diff --git a/include/media/v4l2-async.h b/include/media/v4l2-async.h index 5b275a845c20..3f0627bf8894 100644 --- a/include/media/v4l2-async.h +++ b/include/media/v4l2-async.h @@ -92,6 +92,13 @@ struct v4l2_async_notifier_operations { struct v4l2_async_subdev *asd); }; +/* + * Set this flag to instruct the core framework not to call the post_register() + * core operation. The driver that registered the notifier will take care to + * do so eventually. + */ +#define V4L2_ASYNC_NOTIFIER_SKIP_POST_REGISTER (1U << 0) + /** * struct v4l2_async_notifier - v4l2_device notifier data * @@ -103,6 +110,8 @@ struct v4l2_async_notifier_operations { * @waiting: list of struct v4l2_async_subdev, waiting for their drivers * @done: list of struct v4l2_subdev, already probed * @list: member in a global list of notifiers + * @flags: notifier's flags. Can be: + * %V4L2_ASYNC_NOTIFIER_SKIP_POST_REGISTER */ struct v4l2_async_notifier { const struct v4l2_async_notifier_operations *ops; @@ -113,6 +122,7 @@ struct v4l2_async_notifier { struct list_head waiting; struct list_head done; struct list_head list; + u32 flags; }; /** -- 2.31.1