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Diffstat (limited to 'drivers/usb/storage/usual-tables.c')
-rw-r--r--drivers/usb/storage/usual-tables.c105
1 files changed, 105 insertions, 0 deletions
diff --git a/drivers/usb/storage/usual-tables.c b/drivers/usb/storage/usual-tables.c
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1/* Driver for USB Mass Storage devices
2 * Usual Tables File for usb-storage and libusual
3 *
4 * Copyright (C) 2009 Alan Stern (stern@rowland.harvard.edu)
5 *
6 * Please see http://www.one-eyed-alien.net/~mdharm/linux-usb for more
7 * information about this driver.
8 *
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License as published by the
11 * Free Software Foundation; either version 2, or (at your option) any
12 * later version.
13 *
14 * This program is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License along
20 * with this program; if not, write to the Free Software Foundation, Inc.,
21 * 675 Mass Ave, Cambridge, MA 02139, USA.
22 */
23
24#include <linux/kernel.h>
25#include <linux/module.h>
26#include <linux/usb.h>
27#include <linux/usb_usual.h>
28
29
30/*
31 * The table of devices
32 */
33#define UNUSUAL_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \
34 vendorName, productName, useProtocol, useTransport, \
35 initFunction, flags) \
36{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
37 .driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
38
39#define COMPLIANT_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \
40 vendorName, productName, useProtocol, useTransport, \
41 initFunction, flags) \
42{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
43 .driver_info = (flags) }
44
45#define USUAL_DEV(useProto, useTrans, useType) \
46{ USB_INTERFACE_INFO(USB_CLASS_MASS_STORAGE, useProto, useTrans), \
47 .driver_info = ((useType)<<24) }
48
49struct usb_device_id usb_storage_usb_ids[] = {
50# include "unusual_devs.h"
51 { } /* Terminating entry */
52};
53EXPORT_SYMBOL_GPL(usb_storage_usb_ids);
54
55MODULE_DEVICE_TABLE(usb, usb_storage_usb_ids);
56
57#undef UNUSUAL_DEV
58#undef COMPLIANT_DEV
59#undef USUAL_DEV
60
61
62/*
63 * The table of devices to ignore
64 */
65struct ignore_entry {
66 u16 vid, pid, bcdmin, bcdmax;
67};
68
69#define UNUSUAL_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \
70 vendorName, productName, useProtocol, useTransport, \
71 initFunction, flags) \
72{ \
73 .vid = id_vendor, \
74 .pid = id_product, \
75 .bcdmin = bcdDeviceMin, \
76 .bcdmax = bcdDeviceMax, \
77}
78
79static struct ignore_entry ignore_ids[] = {
80 { } /* Terminating entry */
81};
82
83#undef UNUSUAL_DEV
84
85
86/* Return an error if a device is in the ignore_ids list */
87int usb_usual_ignore_device(struct usb_interface *intf)
88{
89 struct usb_device *udev;
90 unsigned vid, pid, bcd;
91 struct ignore_entry *p;
92
93 udev = interface_to_usbdev(intf);
94 vid = le16_to_cpu(udev->descriptor.idVendor);
95 pid = le16_to_cpu(udev->descriptor.idProduct);
96 bcd = le16_to_cpu(udev->descriptor.bcdDevice);
97
98 for (p = ignore_ids; p->vid; ++p) {
99 if (p->vid == vid && p->pid == pid &&
100 p->bcdmin <= bcd && p->bcdmax >= bcd)
101 return -ENXIO;
102 }
103 return 0;
104}
105EXPORT_SYMBOL_GPL(usb_usual_ignore_device);