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/*
* Driver for USB Scanners (linux-2.4.0test1-ac7)
*
* Copyright (C) 1999, 2000 David E. Nelson
*
* David E. Nelson (dnelson@jump.net)
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <asm/uaccess.h>
#include <linux/init.h>
#include <linux/malloc.h>
#include <linux/delay.h>
#include <linux/ioctl.h>
#include <linux/sched.h>
// #define DEBUG
#include <linux/usb.h>
static __s32 vendor=-1, product=-1;
MODULE_AUTHOR("David E. Nelson, dnelson@jump.net, http://www.jump.net/~dnelson");
MODULE_DESCRIPTION("USB Scanner Driver");
MODULE_PARM(vendor, "i");
MODULE_PARM_DESC(vendor, "User specified USB idVendor");
MODULE_PARM(product, "i");
MODULE_PARM_DESC(product, "User specified USB idProduct");
/* Enable to activate the ioctl interface. This is mainly meant for */
/* development purposes until an ioctl number is officially registered */
// #define SCN_IOCTL
/* WARNING: These DATA_DUMP's can produce a lot of data. Caveat Emptor. */
// #define RD_DATA_DUMP /* Enable to dump data - limited to 24 bytes */
// #define WR_DATA_DUMP /* DEBUG does not have to be defined. */
#define IS_EP_BULK(ep) ((ep).bmAttributes == USB_ENDPOINT_XFER_BULK ? 1 : 0)
#define IS_EP_BULK_IN(ep) (IS_EP_BULK(ep) && ((ep).bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN)
#define IS_EP_BULK_OUT(ep) (IS_EP_BULK(ep) && ((ep).bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT)
#define IS_EP_INTR(ep) ((ep).bmAttributes == USB_ENDPOINT_XFER_INT ? 1 : 0)
#define USB_SCN_MINOR(X) MINOR((X)->i_rdev) - SCN_BASE_MNR
#ifdef DEBUG
#define SCN_DEBUG(X) X
#else
#define SCN_DEBUG(X)
#endif
#define IBUF_SIZE 32768
#define OBUF_SIZE 4096
/* read_scanner timeouts -- RD_NAK_TIMEOUT * RD_EXPIRE = Number of seconds */
#define RD_NAK_TIMEOUT (10*HZ) /* Number of X seconds to wait */
#define RD_EXPIRE 12 /* Number of attempts to wait X seconds */
/* FIXME: These are NOT registered ioctls()'s */
#define PV8630_IOCTL_INREQUEST 69
#define PV8630_IOCTL_OUTREQUEST 70
#define SCN_MAX_MNR 16 /* We're allocated 16 minors */
#define SCN_BASE_MNR 48 /* USB Scanners start at minor 48 */
struct scn_usb_data {
struct usb_device *scn_dev;
struct urb scn_irq;
unsigned int ifnum; /* Interface number of the USB device */
kdev_t scn_minor; /* Scanner minor - used in disconnect() */
unsigned char button; /* Front panel buffer */
char isopen; /* Not zero if the device is open */
char present; /* Not zero if device is present */
char *obuf, *ibuf; /* transfer buffers */
char bulk_in_ep, bulk_out_ep, intr_ep; /* Endpoint assignments */
wait_queue_head_t rd_wait_q; /* read timeouts */
};
static struct scn_usb_data *p_scn_table[SCN_MAX_MNR] = { NULL, /* ... */};
/* table of scanners that may work with this driver */
static const struct scanner_device {
__u16 idVendor;
__u16 idProduct;
} scanner_device_ids [] = {
/* Acer */
{ 0x04a5, 0x2060 }, /* Prisa Acerscan 620U & 640U (!) */
{ 0x04a5, 0x2040 }, /* Prisa AcerScan 620U (!) */
/* Agfa */
{ 0x06bd, 0x0001 }, /* SnapScan 1212U */
{ 0x06bd, 0x2061 }, /* Another SnapScan 1212U (?) */
{ 0x06bd, 0x0100 }, /* SnapScan Touch */
/* Colorado -- See Primax/Colorado below */
/* Epson -- See Seiko/Epson below */
/* Genius */
{ 0x0458, 0x2001 }, /* ColorPage-Vivid Pro */
/* Hewlett Packard */
{ 0x03f0, 0x0205 }, /* 3300C */
{ 0x03f0, 0x0101 }, /* 4100C */
{ 0x03f0, 0x0105 }, /* 4200C */
{ 0x03f0, 0x0102 }, /* PhotoSmart S20 */
{ 0x03f0, 0x0401 }, /* 5200C */
{ 0x03f0, 0x0201 }, /* 6200C */
{ 0x03f0, 0x0601 }, /* 6300C */
/* iVina */
{ 0x0638, 0x0268 }, /* 1200U */
/* Microtek */
{ 0x05da, 0x0099 }, /* ScanMaker X6 - X6U */
{ 0x05da, 0x0094 }, /* Phantom 336CX - C3 */
{ 0x05da, 0x00a0 }, /* Phantom 336CX - C3 #2 */
{ 0x05da, 0x009a }, /* Phantom C6 */
{ 0x05da, 0x00a3 }, /* ScanMaker V6USL */
{ 0x05da, 0x80a3 }, /* ScanMaker V6USL #2 */
{ 0x05da, 0x80ac }, /* ScanMaker V6UL - SpicyU */
/* Mustek */
{ 0x055f, 0x0001 }, /* 1200 CU */
/* Primax/Colorado */
{ 0x0461, 0x0300 }, /* G2-300 #1 */
{ 0x0461, 0x0380 }, /* G2-600 #1 */
{ 0x0461, 0x0301 }, /* G2E-300 #1 */
{ 0x0461, 0x0381 }, /* ReadyScan 636i */
{ 0x0461, 0x0302 }, /* G2-300 #2 */
{ 0x0461, 0x0382 }, /* G2-600 #2 */
{ 0x0461, 0x0303 }, /* G2E-300 #2 */
{ 0x0461, 0x0383 }, /* G2E-600 */
{ 0x0461, 0x0340 }, /* Colorado USB 9600 */
{ 0x0461, 0x0360 }, /* Colorado USB 19200 */
{ 0x0461, 0x0341 }, /* Colorado 600u */
{ 0x0461, 0x0361 }, /* Colorado 1200u */
/* Seiko/Epson Corp. */
{ 0x04b8, 0x0101 }, /* Perfection 636U and 636Photo */
{ 0x04b8, 0x0103 }, /* Perfection 610 */
{ 0x04b8, 0x0104 }, /* Perfection 1200U and 1200Photo */
/* Umax */
{ 0x1606, 0x0010 }, /* Astra 1220U */
{ 0x1606, 0x0002 }, /* Astra 1236U */
{ 0x1606, 0x0030 }, /* Astra 2000U */
{ 0x1606, 0x0230 }, /* Astra 2200U */
/* Visioneer */
{ 0x04a7, 0x0221 }, /* OneTouch 5300 */
{ 0x04a7, 0x0221 }, /* OneTouch 7600 duplicate ID (!) */
{ 0x04a7, 0x0231 }, /* 6100 */
};
/* Forward declarations */
static struct usb_driver scanner_driver;
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