1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Driver for USB Mass Storage devices
4 * Usual Tables File for usb-storage and libusual
5 *
6 * Copyright (C) 2009 Alan Stern (stern@rowland.harvard.edu)
7 */
8
9 #include <linux/kernel.h>
10 #include <linux/module.h>
11 #include <linux/usb.h>
12 #include <linux/usb_usual.h>
13
14
15 /*
16 * The table of devices
17 */
18 #define UNUSUAL_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \
19 vendorName, productName, useProtocol, useTransport, \
20 initFunction, flags) \
21 { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
22 .driver_info = (flags) }
23
24 #define COMPLIANT_DEV UNUSUAL_DEV
25
26 #define USUAL_DEV(useProto, useTrans) \
27 { USB_INTERFACE_INFO(USB_CLASS_MASS_STORAGE, useProto, useTrans) }
28
29 /* Define the device is matched with Vendor ID and interface descriptors */
30 #define UNUSUAL_VENDOR_INTF(id_vendor, cl, sc, pr, \
31 vendorName, productName, useProtocol, useTransport, \
32 initFunction, flags) \
33 { \
34 .match_flags = USB_DEVICE_ID_MATCH_INT_INFO \
35 | USB_DEVICE_ID_MATCH_VENDOR, \
36 .idVendor = (id_vendor), \
37 .bInterfaceClass = (cl), \
38 .bInterfaceSubClass = (sc), \
39 .bInterfaceProtocol = (pr), \
40 .driver_info = (flags) \
41 }
42
43 struct usb_device_id usb_storage_usb_ids[] = {
44 # include "unusual_devs.h"
45 { } /* Terminating entry */
46 };
47 MODULE_DEVICE_TABLE(usb, usb_storage_usb_ids);
48
49 #undef UNUSUAL_DEV
50 #undef COMPLIANT_DEV
51 #undef USUAL_DEV
52 #undef UNUSUAL_VENDOR_INTF
53
54 /*
55 * The table of devices to ignore
56 */
57 struct ignore_entry {
58 u16 vid, pid, bcdmin, bcdmax;
59 };
60
61 #define UNUSUAL_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \
62 vendorName, productName, useProtocol, useTransport, \
63 initFunction, flags) \
64 { \
65 .vid = id_vendor, \
66 .pid = id_product, \
67 .bcdmin = bcdDeviceMin, \
68 .bcdmax = bcdDeviceMax, \
69 }
70
71 static struct ignore_entry ignore_ids[] = {
72 # include "unusual_alauda.h"
73 # include "unusual_cypress.h"
74 # include "unusual_datafab.h"
75 # include "unusual_ene_ub6250.h"
76 # include "unusual_freecom.h"
77 # include "unusual_isd200.h"
78 # include "unusual_jumpshot.h"
79 # include "unusual_karma.h"
80 # include "unusual_onetouch.h"
81 # include "unusual_realtek.h"
82 # include "unusual_sddr09.h"
83 # include "unusual_sddr55.h"
84 # include "unusual_usbat.h"
85 { } /* Terminating entry */
86 };
87
88 #undef UNUSUAL_DEV
89
90 /* Return an error if a device is in the ignore_ids list */
usb_usual_ignore_device(struct usb_interface * intf)91 int usb_usual_ignore_device(struct usb_interface *intf)
92 {
93 struct usb_device *udev;
94 unsigned vid, pid, bcd;
95 struct ignore_entry *p;
96
97 udev = interface_to_usbdev(intf);
98 vid = le16_to_cpu(udev->descriptor.idVendor);
99 pid = le16_to_cpu(udev->descriptor.idProduct);
100 bcd = le16_to_cpu(udev->descriptor.bcdDevice);
101
102 for (p = ignore_ids; p->vid; ++p) {
103 if (p->vid == vid && p->pid == pid &&
104 p->bcdmin <= bcd && p->bcdmax >= bcd)
105 return -ENXIO;
106 }
107 return 0;
108 }
109
