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| author |  Sakari Ailus <sakari.ailus@linux.intel.com>
| 2023-04-18 14:00:54 +0200 |
|---|---|---|
| committer |  Mauro Carvalho Chehab <mchehab@kernel.org>
| 2023-07-28 10:46:32 +0200 |
| commit | 9bf19fbf0c8bc4392210c1ea104a8db732624f3d (patch) | |
| tree | 218f39eed10630337d9be92dd59ae1999f3afab4 /drivers/media/platform/renesas | |
| parent | media: v4l: async: Drop duplicate handling when adding connections (diff) | |
| download | linux-9bf19fbf0c8bc4392210c1ea104a8db732624f3d.tar.gz linux-9bf19fbf0c8bc4392210c1ea104a8db732624f3d.tar.bz2 linux-9bf19fbf0c8bc4392210c1ea104a8db732624f3d.zip | |
media: v4l: async: Rework internal lists
This patch re-arranges internal V4L2 async lists for preparation of
supporting multiple connections per sub-device as well as cleaning up used
lists.
The list of unbound V4L2 sub-devices shall be maintained for the purpose of
listing those sub-devices only, not for their bindin status. Also, the V4L2
async connections now have, instead of two list entries, a single list
entry in the notifier's list, be that either waiting or done lists, while
the notifier's asc_list is removed.
The one-to-one relation between a sub-device and a connection is still
maintained in this patch.
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/platform/renesas')
| -rw-r--r-- | drivers/media/platform/renesas/rcar-vin/rcar-core.c | 2 | ||||
| -rw-r--r-- | drivers/media/platform/renesas/rzg2l-cru/rzg2l-core.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/media/platform/renesas/rcar-vin/rcar-core.c b/drivers/media/platform/renesas/rcar-vin/rcar-core.c index 5bba9e068fe3..b44f12bd01c4 100644 --- a/drivers/media/platform/renesas/rcar-vin/rcar-core.c +++ b/drivers/media/platform/renesas/rcar-vin/rcar-core.c @@ -395,7 +395,7 @@ static int rvin_group_notifier_init(struct rvin_dev *vin, unsigned int port, } } - if (list_empty(&vin->group->notifier.asc_list)) + if (list_empty(&vin->group->notifier.waiting_list)) return 0; vin->group->notifier.ops = &rvin_group_notify_ops; diff --git a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-core.c b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-core.c index 46912e770058..a5aa6a73f84d 100644 --- a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-core.c +++ b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-core.c @@ -190,7 +190,7 @@ static int rzg2l_cru_mc_parse_of_graph(struct rzg2l_cru_dev *cru) cru->notifier.ops = &rzg2l_cru_async_ops; - if (list_empty(&cru->notifier.asc_list)) + if (list_empty(&cru->notifier.waiting_list)) return 0; ret = v4l2_async_nf_register(&cru->v4l2_dev, &cru->notifier); |