| /* |
| Vertical Blank Interval support functions |
| Copyright (C) 2004-2007 Hans Verkuil <hverkuil@xs4all.nl> |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| |
| ssize_t ivtv_write_vbi(struct ivtv *itv, const char __user *ubuf, size_t count); |
| void ivtv_process_vbi_data(struct ivtv *itv, struct ivtv_buffer *buf, |
| u64 pts_stamp, int streamtype); |
| int ivtv_used_line(struct ivtv *itv, int line, int field); |
| void ivtv_disable_vbi(struct ivtv *itv); |
| void ivtv_set_vbi(unsigned long arg); |
| void vbi_work_handler(struct ivtv *itv); |