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68 lines
2.0 KiB
C
68 lines
2.0 KiB
C
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/*
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* video1394.h - driver for OHCI 1394 boards
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* Copyright (C)1999,2000 Sebastien Rougeaux <sebastien.rougeaux@anu.edu.au>
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* Peter Schlaile <udbz@rz.uni-karlsruhe.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef _VIDEO_1394_H
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#define _VIDEO_1394_H
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#include "ieee1394-ioctl.h"
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#define VIDEO1394_DRIVER_NAME "video1394"
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#define VIDEO1394_MAX_SIZE 0x4000000
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enum {
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VIDEO1394_BUFFER_FREE = 0,
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VIDEO1394_BUFFER_QUEUED,
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VIDEO1394_BUFFER_READY
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};
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#define VIDEO1394_SYNC_FRAMES 0x00000001
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#define VIDEO1394_INCLUDE_ISO_HEADERS 0x00000002
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#define VIDEO1394_VARIABLE_PACKET_SIZE 0x00000004
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struct video1394_mmap {
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int channel; /* -1 to find an open channel in LISTEN/TALK */
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unsigned int sync_tag;
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unsigned int nb_buffers;
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unsigned int buf_size;
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unsigned int packet_size; /* For VARIABLE_PACKET_SIZE:
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Maximum packet size */
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unsigned int fps;
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unsigned int syt_offset;
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unsigned int flags;
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};
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/* For TALK_QUEUE_BUFFER with VIDEO1394_VARIABLE_PACKET_SIZE use */
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struct video1394_queue_variable {
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unsigned int channel;
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unsigned int buffer;
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unsigned int __user * packet_sizes; /* Buffer of size:
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buf_size / packet_size */
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};
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struct video1394_wait {
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unsigned int channel;
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unsigned int buffer;
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struct timeval filltime; /* time of buffer full */
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};
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#endif
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