diff options
Diffstat (limited to 'include/media/v4l2-ctrls.h')
| -rw-r--r-- | include/media/v4l2-ctrls.h | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h index a15e9098f98..69662912e50 100644 --- a/include/media/v4l2-ctrls.h +++ b/include/media/v4l2-ctrls.h @@ -171,7 +171,6 @@ struct v4l2_ctrl_ref { * control is needed multiple times, so this is a simple * optimization. * @buckets: Buckets for the hashing. Allows for quick control lookup. - * @nr_of_refs: Total number of control references in the list. * @nr_of_buckets: Total number of buckets in the array. * @error: The error code of the first failed control addition. */ @@ -181,7 +180,6 @@ struct v4l2_ctrl_handler { struct list_head ctrl_refs; struct v4l2_ctrl_ref *cached; struct v4l2_ctrl_ref **buckets; - u16 nr_of_refs; u16 nr_of_buckets; int error; }; @@ -499,23 +497,6 @@ void v4l2_ctrl_add_event(struct v4l2_ctrl *ctrl, void v4l2_ctrl_del_event(struct v4l2_ctrl *ctrl, struct v4l2_subscribed_event *sev); -/** v4l2_ctrl_subscribe_fh() - Helper function that subscribes a control event. - * @fh: The file handler that subscribed the control event. - * @sub: The event to subscribe (type must be V4L2_EVENT_CTRL). - * @n: How many events should be allocated? (Passed to v4l2_event_alloc). - * Recommended to set to twice the number of controls plus whatever - * is needed for other events. This function will set n to - * max(n, 2 * fh->ctrl_handler->nr_of_refs). - * - * A helper function that initializes the fh for events, allocates the - * list of events and subscribes the control event. - * - * Typically called in the handler of VIDIOC_SUBSCRIBE_EVENT in the - * V4L2_EVENT_CTRL case. - */ -int v4l2_ctrl_subscribe_fh(struct v4l2_fh *fh, - struct v4l2_event_subscription *sub, unsigned n); - /* Helpers for ioctl_ops. If hdl == NULL then they will all return -EINVAL. */ int v4l2_queryctrl(struct v4l2_ctrl_handler *hdl, struct v4l2_queryctrl *qc); int v4l2_querymenu(struct v4l2_ctrl_handler *hdl, struct v4l2_querymenu *qm); |