1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 *  cx18 file operation functions
4 *
5 *  Derived from ivtv-fileops.h
6 *
7 *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
8 */
9
10/* Testing/Debugging */
11int cx18_v4l2_open(struct file *filp);
12ssize_t cx18_v4l2_read(struct file *filp, char __user *buf, size_t count,
13		      loff_t *pos);
14ssize_t cx18_v4l2_write(struct file *filp, const char __user *buf, size_t count,
15		       loff_t *pos);
16int cx18_v4l2_close(struct file *filp);
17__poll_t cx18_v4l2_enc_poll(struct file *filp, poll_table *wait);
18int cx18_start_capture(struct cx18_open_id *id);
19void cx18_stop_capture(struct cx18_stream *s, int gop_end);
20void cx18_mute(struct cx18 *cx);
21void cx18_unmute(struct cx18 *cx);
22int cx18_v4l2_mmap(struct file *file, struct vm_area_struct *vma);
23void cx18_clear_queue(struct cx18_stream *s, enum vb2_buffer_state state);
24void cx18_vb_timeout(struct timer_list *t);
25
26/* Shared with cx18-alsa module */
27int cx18_claim_stream(struct cx18_open_id *id, int type);
28void cx18_release_stream(struct cx18_stream *s);
29