| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| file operation functions |
| Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com> |
| Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl> |
| |
| */ |
| |
| #ifndef IVTV_FILEOPS_H |
| #define IVTV_FILEOPS_H |
| |
| /* Testing/Debugging */ |
| int ivtv_v4l2_open(struct file *filp); |
| ssize_t ivtv_v4l2_read(struct file *filp, char __user *buf, size_t count, |
| loff_t * pos); |
| ssize_t ivtv_v4l2_write(struct file *filp, const char __user *buf, size_t count, |
| loff_t * pos); |
| int ivtv_v4l2_close(struct file *filp); |
| __poll_t ivtv_v4l2_enc_poll(struct file *filp, poll_table * wait); |
| __poll_t ivtv_v4l2_dec_poll(struct file *filp, poll_table * wait); |
| int ivtv_start_capture(struct ivtv_open_id *id); |
| void ivtv_stop_capture(struct ivtv_open_id *id, int gop_end); |
| int ivtv_start_decoding(struct ivtv_open_id *id, int speed); |
| void ivtv_mute(struct ivtv *itv); |
| void ivtv_unmute(struct ivtv *itv); |
| |
| /* Utilities */ |
| /* Shared with ivtv-alsa module */ |
| int ivtv_claim_stream(struct ivtv_open_id *id, int type); |
| void ivtv_release_stream(struct ivtv_stream *s); |
| |
| #endif |
