| Thomas Gleixner | c942fdd | 2019-05-27 08:55:06 +0200 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 2 | /* |
| 3 | * cx18 file operation functions |
| 4 | * |
| 5 | * Derived from ivtv-fileops.h |
| 6 | * |
| 7 | * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl> |
| Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 8 | */ |
| 9 | |
| 10 | /* Testing/Debugging */ |
| Hans Verkuil | bec4366 | 2008-12-30 06:58:20 -0300 | [diff] [blame] | 11 | int cx18_v4l2_open(struct file *filp); |
| Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 12 | ssize_t cx18_v4l2_read(struct file *filp, char __user *buf, size_t count, |
| 13 | loff_t *pos); |
| 14 | ssize_t cx18_v4l2_write(struct file *filp, const char __user *buf, size_t count, |
| 15 | loff_t *pos); |
| Hans Verkuil | bec4366 | 2008-12-30 06:58:20 -0300 | [diff] [blame] | 16 | int cx18_v4l2_close(struct file *filp); |
| Al Viro | c23e0cb | 2017-07-03 03:02:56 -0400 | [diff] [blame] | 17 | __poll_t cx18_v4l2_enc_poll(struct file *filp, poll_table *wait); |
| Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 18 | int cx18_start_capture(struct cx18_open_id *id); |
| 19 | void cx18_stop_capture(struct cx18_open_id *id, int gop_end); |
| 20 | void cx18_mute(struct cx18 *cx); |
| 21 | void cx18_unmute(struct cx18 *cx); |
| Steven Toth | b7101de | 2011-04-06 08:32:56 -0300 | [diff] [blame] | 22 | int cx18_v4l2_mmap(struct file *file, struct vm_area_struct *vma); |
| Kees Cook | 162e637 | 2017-10-24 11:22:42 -0400 | [diff] [blame] | 23 | void cx18_vb_timeout(struct timer_list *t); |
| Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 24 | |
| Devin Heitmueller | 8ef22f7 | 2009-11-19 22:52:30 -0300 | [diff] [blame] | 25 | /* Shared with cx18-alsa module */ |
| 26 | int cx18_claim_stream(struct cx18_open_id *id, int type); |
| 27 | void cx18_release_stream(struct cx18_stream *s); |