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| author | Sakari Ailus <sakari.ailus@linux.intel.com> | 2023-05-11 14:08:42 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@kernel.org> | 2023-07-28 10:52:40 +0200 |
| commit | 765f60568f2904b2de3011a8de2fadba4e4de44f (patch) | |
| tree | b34610a4664c6774bb1931adc6f4326fad6ded7c /drivers/media/v4l2-core | |
| parent | cb8c9f3153004cb0930682816497426969ead27f (diff) | |
| download | linux-765f60568f2904b2de3011a8de2fadba4e4de44f.tar.gz linux-765f60568f2904b2de3011a8de2fadba4e4de44f.tar.bz2 linux-765f60568f2904b2de3011a8de2fadba4e4de44f.zip | |
media: v4l: async: Try more connections
When an async sub-device is registered, it used to be that the first one
of its connections were matched when found. Continue looking for matches
until a notifier no longer has any.
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Tested-by: Philipp Zabel <p.zabel@pengutronix.de> # imx6qp
Tested-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> # rcar + adv746x
Tested-by: Aishwarya Kothari <aishwarya.kothari@toradex.com> # Apalis i.MX6Q with TC358743
Tested-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> # Renesas RZ/G2L SMARC
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'drivers/media/v4l2-core')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-async.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/media/v4l2-core/v4l2-async.c b/drivers/media/v4l2-core/v4l2-async.c index 44f72aa75c19..6b3c02d27ebf 100644 --- a/drivers/media/v4l2-core/v4l2-async.c +++ b/drivers/media/v4l2-core/v4l2-async.c @@ -789,6 +789,7 @@ int v4l2_async_register_subdev(struct v4l2_subdev *sd) if (!v4l2_dev) continue; +again: asc = v4l2_async_find_match(notifier, sd); if (!asc) continue; @@ -801,13 +802,12 @@ int v4l2_async_register_subdev(struct v4l2_subdev *sd) if (ret) goto err_unbind; - goto out_unlock; + goto again; } /* None matched, wait for hot-plugging */ list_add(&sd->async_list, &subdev_list); -out_unlock: mutex_unlock(&list_lock); return 0; |