/*
* Driver for USB Scanners (linux-2.4)
*
* Copyright (C) 1999, 2000, 2001, 2002 David E. Nelson
* Previously maintained by Brian Beattie
*
* Current maintainer: Henning Meier-Geinitz <henning@meier-geinitz.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., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
/*
* For documentation, see Documentation/usb/scanner.txt.
* Website: http://www.meier-geinitz.de/kernel/
* Please contact the maintainer if your scanner is not detected by this
* driver automatically.
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <asm/uaccess.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/ioctl.h>
#include <linux/sched.h>
#include <linux/smp_lock.h>
#include <linux/devfs_fs_kernel.h>
#include <linux/usb_scanner_ioctl.h>
// #define DEBUG
#define DRIVER_VERSION "0.4.16"
#define DRIVER_DESC "USB Scanner Driver"
#include <linux/usb.h>
static __s32 vendor=-1, product=-1, read_timeout=0;
MODULE_AUTHOR("Henning Meier-Geinitz, henning@meier-geinitz.de");
MODULE_DESCRIPTION(DRIVER_DESC" "DRIVER_VERSION);
MODULE_LICENSE("GPL");
MODULE_PARM(vendor, "i");
MODULE_PARM_DESC(vendor, "User specified USB idVendor");
MODULE_PARM(product, "i");
MODULE_PARM_DESC(product, "User specified USB idProduct");
MODULE_PARM(read_timeout, "i");
MODULE_PARM_DESC(read_timeout, "User specified read timeout in seconds");
/* 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. */
static struct usb_device_id scanner_device_ids [] = {
/* Acer (now Benq) */
{ USB_DEVICE(0x04a5, 0x1a20) }, /* Prisa 310U */
{ USB_DEVICE(0x04a5, 0x1a2a) }, /* Another 620U */
{ USB_DEVICE(0x04a5, 0x2022) }, /* 340U */
{ USB_DEVICE(0x04a5, 0x2040) }, /* 620U (!) */
{ USB_DEVICE(0x04a5, 0x2060) }, /* 620U & 640U (!)*/
{ USB_DEVICE(0x04a5, 0x207e) }, /* 640BU */
{ USB_DEVICE(0x04a5, 0x20b0) }, /* Benq 4300 */
{ USB_DEVICE(0x04a5, 0x20be) }, /* Unknown - Oliver Schwartz */
{ USB_DEVICE(0x04a5, 0x20c0) }, /* 1240UT, 1240U */
{ USB_DEVICE(0x04a5, 0x20de) }, /* S2W 3300U */
{ USB_DEVICE(0x04a5, 0x20fc) }, /* Benq 5000 */
{ USB_DEVICE(0x04a5, 0x20fe) }, /* Benq 5300 */
/* Agfa */
{ USB_DEVICE(0x06bd, 0x0001) }, /* SnapScan 1212U */
{ USB_DEVICE(0x06bd, 0x0002) }, /* SnapScan 1236U */
{ USB_DEVICE(0x06bd, 0x0100) }, /* SnapScan Touch */
{ USB_DEVICE(0x06bd, 0x2061) }, /* Another SnapScan 1212U (?)*/
{ USB_DEVICE(0x06bd, 0x208d) }, /* Snapscan e40 */
{ USB_DEVICE(0x06bd, 0x208f) }, /* SnapScan e50*/
{ USB_DEVICE(0x06bd, 0x2091) }, /* SnapScan e20 */
{ USB_DEVICE(0x06bd, 0x2093) }, /* SnapScan e10*/
{ USB_DEVICE(0x06bd, 0x2095) }, /* SnapScan e25 */
{ USB_DEVICE(0x06bd, 0x2097) }, /* SnapScan e26 */
{ USB_DEVICE(0x06bd, 0x20fd) }, /* SnapScan e52*/
{ USB_DEVICE(0x06bd, 0x20ff) }, /* SnapScan e42*/
/* Artec */
{ USB_DEVICE(0x05d8, 0x4001) }, /* Ultima 2000 */
{ USB_DEVICE(0x05d8, 0x4002) }, /* Ultima 2000 (GT6801 based) */
{ USB_DEVICE(0x05d8, 0x4003) }, /* E+ 48U */
{ USB_DEVICE(0x05d8, 0x4004) }, /* E+ Pro */
/* Avision */
{ USB_DEVICE(0x0638, 0x0268) }, /* iVina 1200U */
{ USB_DEVICE(0x0638, 0x0a10) }, /* iVina FB1600 (=Umax Astra 4500) */
{ USB_DEVICE(0x0638, 0x0a20) }, /* iVina FB1800 (=Umax Astra 4700) */
/* Benq: see Acer */
/* Brother */
{ USB_DEVICE(0x04f9, 0x010f) }, /* MFC 5100C */
{ USB_DEVICE(0x04f9, 0x0111) }, /* MFC 6800 */
/* Canon */
{ USB_DEVICE(0x04a9, 0x2201) }, /* CanoScan FB320U */
{ USB_DEVICE(0x04a9, 0x2202) }, /* CanoScan FB620U */
{ USB_DEVICE(0x04a9, 0x2204) }, /* CanoScan FB630U/FB636U */
{ USB_DEVICE(0x04a9, 0x2205) }, /* CanoScan FB1210U */
{ USB_DEVICE(0x04a9, 0x2206) }, /* CanoScan N650U/N656U */
{ USB_DEVICE(0x04a9, 0x2207) }, /* CanoScan N1220U */
{ USB_DEVICE(0x04a9, 0x2208) }, /* CanoScan D660U */
{ USB_DEVICE(0x04a9, 0x220a) }, /* CanoScan D2400UF */
{ USB_DEVICE(0x04a9, 0x220b) }, /* CanoScan D646U */
{ USB_DEVICE(0x04a9, 0x220c) }, /* CanoScan D1250U2 */
{ USB_DEVICE(0x04a9, 0x220d) }, /* CanoScan N670U/N676U/LIDE 20 */
{ USB_DEVICE(0x04a9, 0x220e) }, /* CanoScan N1240U/LIDE 30 */
{ USB_DEVICE(0x04a9, 0x220f) }, /* CanoScan 8000F */
{ USB_DEVICE(0x04a9, 0x2210) }, /* CanoScan 9900F */
{ USB_DEVICE(0x04a9, 0x2212) }, /* CanoScan 5000F */
{ USB_DEVICE(0x04a9, 0x2213) }, /* LIDE 50 */
{ USB_DEVICE(0x04a9, 0x2215) }, /* CanoScan 3000 */
{ USB_DEVICE(0x04a9, 0x3042) }, /* FS4000US */
/* Colorado -- See Primax/Colorado below */
/* Compaq */
{ USB_DEVICE(0x049f, 0x001a) }, /* S4 100 */
{ USB_DEVICE(0x049f, 0x0021) }, /* S200 */
/* Epson -- See Seiko/Epson below */
/* Fujitsu */
{ USB_DEVICE(0x04c5, 0x1041) }, /* fi-4220c USB/SCSI info:mza@mu-tec.de */
{ USB_DEVICE(0x04c5, 0x1042) }, /* fi-4120c USB/SCSI info:mza@mu-tec.de */
{ USB_DEVICE(0x04c5, 0x1029) }, /* fi-4010c USB AVision info:mza@mu-tec.de */
/* Genius */
{ USB_DEVICE(0x0458, 0x2001) }, /* ColorPage Vivid Pro */
{ USB_DEVICE(0x0458, 0x2007) }, /* ColorPage HR6 V2 */
{ USB_DEVICE(0x0458, 0x2008) }, /* ColorPage HR6 V2 */
{ USB_DEVICE(0x0458, 0x2009) }, /* ColorPage HR6A */
{ USB_DEVICE(0x0458, 0x2011) }, /* ColorPage Vivid3x */
{ USB_DEVICE(0x0458, 0x2013) }, /* ColorPage HR7 */
{ USB_DEVICE(0x0458, 0x2015) }, /* ColorPage HR7LE */
{ USB_DEVICE(0x0458, 0x2016) }, /* ColorPage HR6X */
{ USB_DEVICE(0x0458, 0x2018) }, /* ColorPage HR7X */
{ USB_DEVICE(0x0458, 0x201b) }, /* Colorpage Vivid 4x */
/* Hewlett Packard */
/* IMPORTANT: Hewlett-Packard multi-function peripherals (OfficeJet,
Printer/Scanner/Copier (PSC), LaserJet, or PhotoSmart printer)
should not be added to this table because they are accessed by a
userspace driver (hpoj) */
{ USB_DEVICE(0x03f0, 0x0101) }, /* ScanJet 4100C */
{ USB_DEVICE(0x03f0, 0x0102) }, /* PhotoSmart S20 */
{ USB_DEVICE(0x03f0, 0x0105) }, /* ScanJet 4200C */
{ USB_DEVICE(0x03f0, 0x0201) }, /* ScanJet 6200C */
{ USB_DEVICE(0x03f0, 0x0205) }, /* ScanJet 3300C */
{ USB_DEVICE(0x03f0, 0x0305) }, /* ScanJet 4300C */
{ USB_DEVICE(0x03f0, 0x0401) }, /* ScanJet 5200C */
{ USB_DEVICE(0x03f0, 0x0405) }, /* ScanJet 3400C */
{ USB_DEVICE(0x03f0, 0x0505) }, /* ScanJet 2100C */
{ USB_DEVICE(0x03f0, 0x0601) }, /* ScanJet 6300C */
{ USB_DEVICE(0x03f0, 0x0605) }, /* ScanJet 2200C */
// { USB_DEVICE(0x03f0, 0x0701) }, /* ScanJet 5300C - NOT SUPPORTED - use hpusbscsi driver */
{ USB_DEVICE(0x03f0, 0x0705) }, /* ScanJet 4400C */
// { USB_DEVICE(0x03f0, 0x0801) }, /* ScanJet 7400C - NOT SUPPORTED - use hpusbscsi driver */
{ USB_DEVICE(0x03f0, 0x0805) }, /* ScanJet 4470c */
{ USB_DEVICE(0x03f0, 0x0901) }, /* ScanJet 2300C */
{ USB_DEVICE(0x03f0, 0x0a01) }, /* ScanJet 2400c */
{ USB_DEVICE(0x03F0, 0x1005) }, /* ScanJet 5400C */
{ USB_DEVICE(0x03F0, 0x1105) }, /* ScanJet 5470C */
{ USB_DEVICE(0x03f0, 0x1205) }, /* ScanJet 5550C */
{ USB_DEVICE(0x03f0, 0x1305) }, /* Scanjet 4570c */
// { USB_DEVICE(0x03f0, 0x1411) }, /* PSC 750 - NOT SUPPORTED - use hpoj userspace driver */
{ USB_DEVICE(0x03f0, 0x2005) }, /* ScanJet 3570c */
{ USB_DEVICE(0x03f0, 0x2205) }, /* ScanJet 3500c */
// { USB_DEVICE(0x03f0, 0x2f11) }, /* PSC 1210 - NOT SUPPORTED - use hpoj userspace driver */
/* Lexmark */
{ USB_DEVICE(0x043d, 0x002d) }, /* X70/X73 */
{ USB_DEVICE(0x043d, 0x003d) }, /* X83 */
/* LG Electronics */
{ USB_DEVICE(0x0461, 0x0364) }, /* Scanworks 600U (repackaged Primax?) */
/* Medion */
{ USB_DEVICE(0x0461, 0x0377) }, /* MD 5345 - repackaged Primax? */
/* Memorex */
{ USB_DEVICE(0x0461, 0x0346) }, /* 6136u - repackaged Primax ? */
/* Microtek */
{ USB_DEVICE(0x05da, 0x20a7) }, /* ScanMaker 5600 */
{ USB_DEVICE(0x05da, 0x20c9) }, /* ScanMaker 6700 */
{ USB_DEVICE(0x05da, 0x30ce) }, /* ScanMaker 3800 */
{ USB_DEVICE(0x05da, 0x30cf) }, /* ScanMaker 4800 */
{ USB_DEVICE(0x05da, 0x30d4) }, /* ScanMaker 3830 + 3840 */
{ USB_DEVICE(0x05da, 0x30d8) }, /* ScanMaker 5900 */
{ USB_DEVICE(0x04a7, 0x0224) }, /* Scanport 3000 (actually Visioneer?)*/
/* The following SCSI-over-USB Microtek devices are supported by the
microtek driver: Enable SCSI and USB Microtek in kernel config */
// { USB_DEVICE(0x05da, 0x0099) }, /* ScanMaker X6 - X6U */
// { USB_DEVICE(0x05da, 0x0094) }, /* Phantom 336CX - C3 */
// { USB_DEVICE(0x05da, 0x00a0) }, /* Phantom 336CX - C3 #2 */
// { USB_DEVICE(0x05da, 0x009a) }, /* Phantom C6 */
// { USB_DEVICE(0x05da, 0x00a3) }, /* ScanMaker V6USL */
// { USB_DEVICE(0x05da, 0x80a3) }, /* ScanMaker V6USL #2 */
// { USB_DEVICE(0x05da, 0x80ac) }, /* ScanMaker V6UL - SpicyU */
/* Minolta */
{ USB_DEVICE(0x0686, 0x400d) }, /* Scan Dual III */
/* The following SCSI-over-USB Minolta devices are supported by the
hpusbscsi driver: Enable SCSI and USB hpusbscsi in kernel config */
// { USB_DEVICE(0x0638, 0x026a) }, /* Minolta Dimage Scan Dual II */
// { USB_DEVICE(0x0686, 0x4004) }, /* Scan Elite II (need interrupt ep) */
/* Mustek */
{ USB_DEVICE(0x0400, 0x1000) }, /* BearPaw 1200 (National Semiconductor LM9831) */
{ USB_DEVICE(0x0400, 0x1001) }, /* BearPaw 2400 (National Semiconductor LM9832) */
{ USB_DEVICE(0x055f, 0x0001) }, /* ScanExpress 1200 CU */
{ USB_DEVICE(0x055f, 0x0002) }, /* ScanExpress 600 CU */
{ USB_DEVICE(0x055f, 0x0003) }, /* ScanExpress 1200 USB */
{ USB_DEVICE(0x055f, 0x0006) }, /* ScanExpress 1200 UB */
{ USB_DEVICE(0x055f, 0x0007) }, /* ScanExpress 1200 USB Plus */
{ USB_DEVICE(0x055f, 0x0008) }, /* ScanExpress 1200 CU Plus */
{ USB_DEVICE(0x055f, 0x0010) }, /* BearPaw 1200F */
{ USB_DEVICE(0x055f, 0x0210) }, /* ScanExpress A3 USB */
{ USB_DEVICE(0x055f, 0x0218) }, /* BearPaw 2400 TA */
{ USB_DEVICE(0x055f, 0x0219) }, /* BearPaw 2400 TA Plus */
{ USB_DEVICE(0x055f, 0x021c) }, /* BearPaw 1200 CU Plus */
{ USB_DEVICE(0x055f, 0x021d) }, /* Bearpaw 2400 CU Plus */
{ USB_DEVICE(0x055f, 0x021e) }, /* BearPaw 1200 TA/CS */
{ USB_DEVICE(0x055f, 0x0400) }, /* BearPaw 2400 TA PRO */
{ USB_DEVICE(0x055f, 0x0401) }, /* P 3600 A3 Pro */
{ USB_DEVICE(0x055f, 0x0409) }, /* BearPaw 2448TA Pro */
{ USB_DEVICE(0x055f, 0x0873) }, /* ScanExpress 600 USB */
{ USB_DEVICE(0x055f, 0x1000) }, /* BearPaw 4800 TA PRO */
// { USB_DEVICE(0x05d8, 0x4002) }, /* BearPaw 1200 CU and ScanExpress 1200 UB Plus (see Artec) */
/* Nikon */
{ USB_DEVICE(0x04b0, 0x4000) }, /* Coolscan LS 40 ED */
/* Pacific Image Electronics */
{ USB_DEVICE(0x05e3, 0x0120) }, /* PrimeFilm 1800u */
/* Plustek */
{ USB_DEVICE(0x07b3, 0x0001) }, /* 1212U */
{ USB_DEVICE(0x07b3, 0x0005) }, /* Unknown */
{ USB_DEVICE(0x07b3, 0x0007) }, /* Unknown */
{ USB_DEVICE(0x07b3, 0x000F) }, /* Unknown */
{ USB_DEVICE(0x07b3, 0x0010) }, /* OpticPro U12 */
{ USB_DEVICE(0x07b3, 0x0011) }, /* OpticPro U24 */
{ USB_DEVICE(0x07b3, 0x0012) }, /* Unknown */
{ USB_DEVICE(0x07b3, 0x0013) }, /* UT12 */
{ USB_DEVICE(0x07b3, 0x0014) }, /* Unknown */
{ USB_DEVICE(0x07b3, 0x0015) }, /* OpticPro U24 */
{ USB_DEVICE(0x07b3, 0x0016) }, /* Unknown */
{ USB_DEVICE(0x07b3, 0x0017) }, /* OpticPro UT12/UT16/UT24 */
{ USB_DEVICE(0x07b3, 0x0400) }, /* OpticPro 1248U */
{ USB_DEVICE(0x07b3, 0x0401) }, /* OpticPro 1248U (another one) */
{ USB_DEVICE(0x07b3, 0x0403) }, /* U16B */
{ USB_DEVICE(0x07b3, 0x0413) }, /* OpticSlim 1200 */
/* Primax/Colorado */
{ USB_DEVICE(0x0461, 0x0300) }, /* G2-300 #1 */
{ USB_DEVICE(0x0461, 0x0301) }, /* G2E-300 #1 */
{ USB_DEVICE(0x0461, 0x0302) }, /* G2-300 #2 */
{ USB_DEVICE(0x0461, 0x0303) }, /* G2E-300 #2 */
{ USB_DEVICE(0x0461, 0x0340) }, /* Colorado USB 9600 */
{ USB_DEVICE(0x0461, 0x0341) }, /* Colorado 600u */
{ USB_DEVICE(0x0461, 0x0347) }, /* Primascan Colorado 2600u */
{ USB_DEVICE(0x0461, 0x0360) }, /* Colorado USB 19200 */
{ USB_DEVICE(0x0461, 0x0361) }, /* Colorado 1200u */
{ USB_DEVICE(0x0461, 0x0380) }, /* G2-600 #1 */
{ USB_DEVICE(0x0461, 0x0381) }, /* ReadyScan 636i */
{ USB_DEVICE(0x0461, 0x0382) }, /* G2-600 #2 */
{ USB_DEVICE(0x0461, 0x0383) }, /* G2E-600 */
/* Prolink */
{ USB_DEVICE(0x06dc, 0x0014) }, /* Winscan Pro 2448U */
/* Reflecta */
{ USB_DEVICE(0x05e3, 0x0120) }, /* iScan 1800 */
/* Relisis */
// { USB_DEVICE(0x0475, 0x0103) }, /* Episode - undetected endpoint */
{ USB_DEVICE(0x0475, 0x0210) }, /* Scorpio Ultra 3 */
/* Seiko/Epson Corp. */
{ USB_DEVICE(0x04b8, 0x0101) }, /* Perfection 636U and 636Photo */
{ USB_DEVICE(0x04b8, 0x0102) }, /* GT-2200 */
{ USB_DEVICE(0x04b8, 0x0103) }, /* Perfection 610 */
{ USB_DEVICE(0x04b8, 0x0104) }, /* Perfection 1200U and 1200Photo*/
{ USB_DEVICE(0x04b8, 0x0105) }, /* StylusScan 2000 */
{ USB_DEVICE(0x04b8, 0x0106) }, /* Stylus Scan 2500 */
{ USB_DEVICE(0x04b8, 0x0107) }, /* Expression 1600 */
{ USB_DEVICE(0x04b8, 0x0109) }, /* Expression 1640XL */
{ USB_DEVICE(0x04b8, 0x010a) }, /* Perfection 1640SU and 1640SU Photo */
{ USB_DEVICE(0x04b8, 0x010b) }, /* Perfection 1240U */
{ USB_DEVICE(0x04b8, 0x010c) }, /* Perfection 640U */
{ USB_DEVICE(0x04b8, 0x010e) }, /* Expression 1680 */
{ USB_DEVICE(0x04b8, 0x010f) }, /* Perfection 1250U */
{ USB_DEVICE(0x04b8, 0x0110) }, /* Perfection 1650 */
{ USB_DEVICE(0x04b8, 0x0112) }, /* Perfection 2450 - GT-9700 for the Japanese mkt */
{ USB_DEVICE(0x04b8, 0x0114) }, /* Perfection 660 */
{ USB_DEVICE(0x04b8, 0x011b) }, /* Perfection 2400 Photo */
{ USB_DEVICE(0x04b8, 0x011c) }, /* Perfection 3200 */
{ USB_DEVICE(0x04b8, 0x011d) }, /* Perfection 1260 */
{ USB_DEVICE(0x04b8, 0x011e) }, /* Perfection 1660 Photo */
{ USB_DEVICE(0x04b8, 0x011f) }, /* Perfection 1670 */
{ USB_DEVICE(0x04b8, 0x0801) }, /* Stylus CX5200 */
{ USB_DEVICE(0x04b8, 0x0802) }, /* Stylus CX3200 */
/* Siemens */
{ USB_DEVICE(0x0681, 0x0005) }, /* ID Mouse Professional */
{ USB_DEVICE(0x0681, 0x0010) }, /* Cherry FingerTIP ID Board - Sensor */
/* SYSCAN */
{ USB_DEVICE(0x0a82, 0x4600) }, /* TravelScan 460/464 */
/* Trust */
{ USB_DEVICE(0x05cb, 0x1483) }, /* CombiScan 19200 */
{ USB_DEVICE(0x05d8, 0x4006) }, /* Easy Webscan 19200 (repackaged Artec?) */
/* Umax */
{ USB_DEVICE(0x05d8, 0x4009) }, /* Astraslim (actually Artec?) */
{ USB_DEVICE(0x1606, 0x0010) }, /* Astra 1220U */
{ USB_DEVICE(0x1606, 0x0030) }, /* Astra 2000U */
{ USB_DEVICE(0x1606, 0x0060) }, /* Astra 3400U/3450U */
{ USB_DEVICE(0x1606, 0x0070) }, /* Astra 4400 */
{ USB_DEVICE(0x1606, 0x0130) }, /* Astra 2100U */
{ USB_DEVICE(0x1606, 0x0160) }, /* Astra 5400U */
{ USB_DEVICE(0x1606, 0x0230) }, /* Astra 2200U */
/* Visioneer */
{ USB_DEVICE(0x04a7, 0x0211) }, /* OneTouch 7600 USB */
{ USB_DEVICE(0x04a7, 0x0221) }, /* OneTouch 5300 USB */
{ USB_DEVICE(0x04a7, 0x0224) }, /* OneTouch 4800 USB */
{ USB_DEVICE(0x04a7, 0x0226) }, /* OneTouch 5800 USB */
{ USB_DEVICE(0x04a7, 0x0229) }, /* OneTouch 7100 USB */
{ USB_DEVICE(0x04a7, 0x022c) }, /* OneTouch 9020 USB */
{ USB_DEVICE(0x04a7, 0x0231) }, /* 6100 USB */
{ USB_DEVICE(0x04a7, 0x0311) }, /* 6200 EPP/USB */
{ USB_DEVICE(0x04a7, 0x0321) }, /* OneTouch 8100 EPP/USB */
{ USB_DEVICE(0x04a7, 0x0331) }, /* OneTouch 8600 EPP/USB */
{ USB_DEVICE(0x0461, 0x0345) }, /* 6200 (actually Primax?) */
{ USB_DEVICE(0x0461, 0x0371) }, /* Onetouch 8920 USB (actually Primax?) */
{ } /* Terminating entry */
};
MODULE_DEVICE_TABLE (usb, scanner_device_ids);
#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) /* Default number of X seconds to wait */
#define RD_EXPIRE 12 /* Number of attempts to wait X seconds */
/* USB bInterfaceClass used by Hewlett-Packard ScanJet 3300c and Genius HR6
USB - Vivid III */
#define SCN_CLASS_SCANJET 16
#define SCN_MAX_MNR 16 /* We're allocated 16 minors */
#define SCN_BASE_MNR 48 /* USB Scanners start at minor 48 */
static DECLARE_MUTEX (scn_mutex); /* Initializes to unlocked */
struct scn_usb_data {
struct usb_device *scn_dev;
devfs_handle_t devfs; /* devfs device */
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 */
struct semaphore sem; /* lock to prevent concurrent reads or writes */
unsigned int rd_nak_timeout; /* Seconds to wait before read() timeout. */
};
extern devfs_handle_t usb_devfs_handle;
static struct scn_usb_data *p_scn_table[SCN_MAX_MNR] = { NULL, /* ... */};
static struct usb_driver scanner_driver;
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