1 /*
2 * USB device quirk handling logic and table
3 *
4 * Copyright (c) 2007 Oliver Neukum
5 * Copyright (c) 2007 Greg Kroah-Hartman <gregkh@suse.de>
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the Free
9 * Software Foundation, version 2.
10 *
11 *
12 */
13
14 #include <linux/usb.h>
15 #include <linux/usb/quirks.h>
16 #include "usb.h"
17
18 /* List of quirky USB devices. Please keep this list ordered by:
19 * 1) Vendor ID
20 * 2) Product ID
21 * 3) Class ID
22 *
23 * as we want specific devices to be overridden first, and only after that, any
24 * class specific quirks.
25 *
26 * Right now the logic aborts if it finds a valid device in the table, we might
27 * want to change that in the future if it turns out that a whole class of
28 * devices is broken...
29 */
30 static const struct usb_device_id usb_quirk_list[] = {
31 /* CBM - Flash disk */
32 { USB_DEVICE(0x0204, 0x6025), .driver_info = USB_QUIRK_RESET_RESUME },
33
34 /* HP 5300/5370C scanner */
35 { USB_DEVICE(0x03f0, 0x0701), .driver_info =
36 USB_QUIRK_STRING_FETCH_255 },
37
38 /* Creative SB Audigy 2 NX */
39 { USB_DEVICE(0x041e, 0x3020), .driver_info = USB_QUIRK_RESET_RESUME },
40
41 /* Logitech Harmony 700-series */
42 { USB_DEVICE(0x046d, 0xc122), .driver_info = USB_QUIRK_DELAY_INIT },
43
44 /* Philips PSC805 audio device */
45 { USB_DEVICE(0x0471, 0x0155), .driver_info = USB_QUIRK_RESET_RESUME },
46
47 /* Artisman Watchdog Dongle */
48 { USB_DEVICE(0x04b4, 0x0526), .driver_info =
49 USB_QUIRK_CONFIG_INTF_STRINGS },
50
51 /* Roland SC-8820 */
52 { USB_DEVICE(0x0582, 0x0007), .driver_info = USB_QUIRK_RESET_RESUME },
53
54 /* Edirol SD-20 */
55 { USB_DEVICE(0x0582, 0x0027), .driver_info = USB_QUIRK_RESET_RESUME },
56
57 /* appletouch */
58 { USB_DEVICE(0x05ac, 0x021a), .driver_info = USB_QUIRK_RESET_RESUME },
59
60 /* Avision AV600U */
61 { USB_DEVICE(0x0638, 0x0a13), .driver_info =
62 USB_QUIRK_STRING_FETCH_255 },
63
64 /* Saitek Cyborg Gold Joystick */
65 { USB_DEVICE(0x06a3, 0x0006), .driver_info =
66 USB_QUIRK_CONFIG_INTF_STRINGS },
67
68 /* M-Systems Flash Disk Pioneers */
69 { USB_DEVICE(0x08ec, 0x1000), .driver_info = USB_QUIRK_RESET_RESUME },
70
71 /* X-Rite/Gretag-Macbeth Eye-One Pro display colorimeter */
72 { USB_DEVICE(0x0971, 0x2000), .driver_info = USB_QUIRK_NO_SET_INTF },
73
74 /* Broadcom BCM92035DGROM BT dongle */
75 { USB_DEVICE(0x0a5c, 0x2021), .driver_info = USB_QUIRK_RESET_RESUME },
76
77 /* Action Semiconductor flash disk */
78 { USB_DEVICE(0x10d6, 0x2200), .driver_info =
79 USB_QUIRK_STRING_FETCH_255 },
80
81 /* SKYMEDI USB_DRIVE */
82 { USB_DEVICE(0x1516, 0x8628), .driver_info = USB_QUIRK_RESET_RESUME },
83
84 /* BUILDWIN Photo Frame */
85 { USB_DEVICE(0x1908, 0x1315), .driver_info =
86 USB_QUIRK_HONOR_BNUMINTERFACES },
87
88 /* INTEL VALUE SSD */
89 { USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME },
90
91 { } /* terminating entry must be last */
92 };
93
94 static const struct usb_device_id *find_id(struct usb_device *udev)
95 {
96 const struct usb_device_id *id = usb_quirk_list;
97
98 for (; id->idVendor || id->bDeviceClass || id->bInterfaceClass ||
99 id->driver_info; id++) {
100 if (usb_match_device(udev, id))
101 return id;
102 }
103 return NULL;
104 }
105
106 /*
107 * Detect any quirks the device has, and do any housekeeping for it if needed.
108 */
109 void usb_detect_quirks(struct usb_device *udev)
110 {
111 const struct usb_device_id *id = usb_quirk_list;
112
113 id = find_id(udev);
114 if (id)
115 udev->quirks = (u32)(id->driver_info);
116 if (udev->quirks)
117 dev_dbg(&udev->dev, "USB quirks for this device: %x\n",
118 udev->quirks);
119
120 #ifdef CONFIG_USB_SUSPEND
121
122 /* By default, disable autosuspend for all devices. The hub driver
123 * will enable it for hubs.
124 */
125 usb_disable_autosuspend(udev);
126
127 /* Autosuspend can also be disabled if the initial autosuspend_delay
128 * is negative.
129 */
130 if (udev->autosuspend_delay < 0)
131 usb_autoresume_device(udev);
132
133 #endif
134
135 /* For the present, all devices default to USB-PERSIST enabled */
136 #if 0 /* was: #ifdef CONFIG_PM */
137 /* Hubs are automatically enabled for USB-PERSIST */
138 if (udev->descriptor.bDeviceClass == USB_CLASS_HUB)
139 udev->persist_enabled = 1;
140
141 #else
142 /* In the absence of PM, we can safely enable USB-PERSIST
143 * for all devices. It will affect things like hub resets
144 * and EMF-related port disables.
145 */
146 if (!(udev->quirks & USB_QUIRK_RESET_MORPHS))
147 udev->persist_enabled = 1;
148 #endif /* CONFIG_PM */
149 }
Cache object: 326d7cbb48f2616cbccd0f5ae08f000f
|