cx18-fileops.h (988B)
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_open_id *id, 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_vb_timeout(struct timer_list *t); 24 25/* Shared with cx18-alsa module */ 26int cx18_claim_stream(struct cx18_open_id *id, int type); 27void cx18_release_stream(struct cx18_stream *s);