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1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 file operation functions4 Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>5 Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>6 7 */8 9#ifndef IVTV_FILEOPS_H10#define IVTV_FILEOPS_H11 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#endif33