[deliverable/linux.git] / drivers / staging / tm6000 / tm6000-usb-isoc.h

/*
 *  tm6000-buf.c - driver for TM5600/TM6000/TM6010 USB video capture devices
 *
 *  Copyright (C) 2006-2007 Mauro Carvalho Chehab <mchehab@infradead.org>
 *
 *  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 version 2
 *
 *  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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include <linux/videodev2.h>

#define TM6000_URB_MSG_LEN 180

struct usb_isoc_ctl {
		/* max packet size of isoc transaction */
	int				max_pkt_size;

		/* number of allocated urbs */
	int				num_bufs;

		/* urb for isoc transfers */
	struct urb			**urb;

		/* transfer buffers for isoc transfer */
	char				**transfer_buffer;

		/* Last buffer command and region */
	u8				cmd;
	int				pos, size, pktsize;

		/* Last field: ODD or EVEN? */
	int				vfield;

		/* Stores incomplete commands */
	u32				tmp_buf;
	int				tmp_buf_len;

		/* Stores already requested buffers */
	struct tm6000_buffer    	*buf;
};
Commit	Line	Data
9701dc94	1	/*
d0058645 RP	2	* tm6000-buf.c - driver for TM5600/TM6000/TM6010 USB video capture devices
	3	*
	4	* Copyright (C) 2006-2007 Mauro Carvalho Chehab <mchehab@infradead.org>
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation version 2
	9	*
	10	* This program is distributed in the hope that it will be useful,
	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	13	* GNU General Public License for more details.
	14	*
	15	* You should have received a copy of the GNU General Public License
	16	* along with this program; if not, write to the Free Software
	17	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
9701dc94 MCC	18	*/
	19
	20	#include <linux/videodev2.h>
	21
6eb5c8a6 MCC	22	#define TM6000_URB_MSG_LEN 180
6eb5c8a6 MCC	23
9701dc94 MCC	24	struct usb_isoc_ctl {
	25	/* max packet size of isoc transaction */
	26	int max_pkt_size;
	27
	28	/* number of allocated urbs */
	29	int num_bufs;
	30
	31	/* urb for isoc transfers */
	32	struct urb **urb;
	33
	34	/* transfer buffers for isoc transfer */
	35	char **transfer_buffer;
	36
ed0236af MCC	37	/* Last buffer command and region */
	38	u8 cmd;
	39	int pos, size, pktsize;
9701dc94 MCC	40
9701dc94 MCC	41	/* Last field: ODD or EVEN? */
83cb9a50	42	int vfield;
cc6c60d9	43
a228618c	44	/* Stores incomplete commands */
ed0236af MCC	45	u32 tmp_buf;
ed0236af MCC	46	int tmp_buf_len;
a228618c MCC	47
	48	/* Stores already requested buffers */
	49	struct tm6000_buffer *buf;
9701dc94	50	};