/* * cx18 file operation functions * * Derived from ivtv-fileops.h * * Copyright (C) 2007 Hans Verkuil * * 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 */ /* Testing/Debugging */ int cx18_v4l2_open(struct file *filp); ssize_t cx18_v4l2_read(struct file *filp, char __user *buf, size_t count, loff_t *pos); ssize_t cx18_v4l2_write(struct file *filp, const char __user *buf, size_t count, loff_t *pos); int cx18_v4l2_close(struct file *filp); unsigned int cx18_v4l2_enc_poll(struct file *filp, poll_table *wait); int cx18_start_capture(struct cx18_open_id *id); void cx18_stop_capture(struct cx18_open_id *id, int gop_end); void cx18_mute(struct cx18 *cx); void cx18_unmute(struct cx18 *cx); int cx18_v4l2_mmap(struct file *file, struct vm_area_struct *vma); void cx18_vb_timeout(unsigned long data); /* Shared with cx18-alsa module */ int cx18_claim_stream(struct cx18_open_id *id, int type); void cx18_release_stream(struct cx18_stream *s);