diff options
Diffstat (limited to 'include/media/v4l2-subdev.h')
| -rw-r--r-- | include/media/v4l2-subdev.h | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index a7fa5b80915a..71f1f2f0da53 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -1,17 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * V4L2 sub-device support header. * * Copyright (C) 2008 Hans Verkuil <hverkuil@xs4all.nl> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #ifndef _V4L2_SUBDEV_H @@ -1091,6 +1082,8 @@ void v4l2_subdev_free_pad_config(struct v4l2_subdev_pad_config *cfg); void v4l2_subdev_init(struct v4l2_subdev *sd, const struct v4l2_subdev_ops *ops); +extern const struct v4l2_subdev_ops v4l2_subdev_call_wrappers; + /** * v4l2_subdev_call - call an operation of a v4l2_subdev. * @@ -1112,6 +1105,10 @@ void v4l2_subdev_init(struct v4l2_subdev *sd, __result = -ENODEV; \ else if (!(__sd->ops->o && __sd->ops->o->f)) \ __result = -ENOIOCTLCMD; \ + else if (v4l2_subdev_call_wrappers.o && \ + v4l2_subdev_call_wrappers.o->f) \ + __result = v4l2_subdev_call_wrappers.o->f( \ + __sd, ##args); \ else \ __result = __sd->ops->o->f(__sd, ##args); \ __result; \ |