mirror of
https://github.com/torvalds/linux.git
synced 2024-12-21 10:31:54 +00:00
68 lines
2.0 KiB
C
68 lines
2.0 KiB
C
|
/*
|
||
|
|
* video1394.h - driver for OHCI 1394 boards
|
||
|
|
* Copyright (C)1999,2000 Sebastien Rougeaux <sebastien.rougeaux@anu.edu.au>
|
||
|
|
* Peter Schlaile <udbz@rz.uni-karlsruhe.de>
|
||
|
|
*
|
||
|
|
* 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.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _VIDEO_1394_H
|
||
|
|
#define _VIDEO_1394_H
|
||
|
|
|
||
|
|
#include "ieee1394-ioctl.h"
|
||
|
|
|
||
|
|
#define VIDEO1394_DRIVER_NAME "video1394"
|
||
|
|
|
||
|
|
#define VIDEO1394_MAX_SIZE 0x4000000
|
||
|
|
|
||
|
|
enum {
|
||
|
|
VIDEO1394_BUFFER_FREE = 0,
|
||
|
|
VIDEO1394_BUFFER_QUEUED,
|
||
|
|
VIDEO1394_BUFFER_READY
|
||
|
|
};
|
||
|
|
|
||
|
|
#define VIDEO1394_SYNC_FRAMES 0x00000001
|
||
|
|
#define VIDEO1394_INCLUDE_ISO_HEADERS 0x00000002
|
||
|
|
#define VIDEO1394_VARIABLE_PACKET_SIZE 0x00000004
|
||
|
|
|
||
|
|
struct video1394_mmap {
|
||
|
|
int channel; /* -1 to find an open channel in LISTEN/TALK */
|
||
|
|
unsigned int sync_tag;
|
||
|
|
unsigned int nb_buffers;
|
||
|
|
unsigned int buf_size;
|
||
|
|
unsigned int packet_size; /* For VARIABLE_PACKET_SIZE:
|
||
|
|
Maximum packet size */
|
||
|
|
unsigned int fps;
|
||
|
|
unsigned int syt_offset;
|
||
|
|
unsigned int flags;
|
||
|
|
};
|
||
|
|
|
||
|
|
/* For TALK_QUEUE_BUFFER with VIDEO1394_VARIABLE_PACKET_SIZE use */
|
||
|
|
struct video1394_queue_variable {
|
||
|
|
unsigned int channel;
|
||
|
|
unsigned int buffer;
|
||
|
|
unsigned int __user * packet_sizes; /* Buffer of size:
|
||
|
|
buf_size / packet_size */
|
||
|
|
};
|
||
|
|
|
||
|
|
struct video1394_wait {
|
||
|
|
unsigned int channel;
|
||
|
|
unsigned int buffer;
|
||
|
|
struct timeval filltime; /* time of buffer full */
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
#endif
|