ivtv-fileops.h

 1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2/*
 3    file operation functions
 4    Copyright (C) 2003-2004  Kevin Thayer <nufan_wfk at yahoo.com>
 5    Copyright (C) 2005-2007  Hans Verkuil <hverkuil@kernel.org>
 6
 7 */
 8
 9#ifndef IVTV_FILEOPS_H
10#define IVTV_FILEOPS_H
11
12/* Testing/Debugging */
13int ivtv_v4l2_open(struct file *filp);
14ssize_t ivtv_v4l2_read(struct file *filp, char __user *buf, size_t count,
15		      loff_t * pos);
16ssize_t ivtv_v4l2_write(struct file *filp, const char __user *buf, size_t count,
17		       loff_t * pos);
18int ivtv_v4l2_close(struct file *filp);
19__poll_t ivtv_v4l2_enc_poll(struct file *filp, poll_table * wait);
20__poll_t ivtv_v4l2_dec_poll(struct file *filp, poll_table * wait);
21int ivtv_start_capture(struct ivtv_open_id *id);
22void ivtv_stop_capture(struct ivtv_open_id *id, int gop_end);
23int ivtv_start_decoding(struct ivtv_open_id *id, int speed);
24void ivtv_mute(struct ivtv *itv);
25void ivtv_unmute(struct ivtv *itv);
26
27/* Utilities */
28/* Shared with ivtv-alsa module */
29int ivtv_claim_stream(struct ivtv_open_id *id, int type);
30void ivtv_release_stream(struct ivtv_stream *s);
31
32#endif