2 * USB device quirk handling logic and table
4 * Copyright (c) 2007 Oliver Neukum
5 * Copyright (c) 2007 Greg Kroah-Hartman <gregkh@suse.de>
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.
14 #include <linux/usb.h>
15 #include <linux/usb/quirks.h>
18 /* List of quirky USB devices. Please keep this list ordered by:
23 * as we want specific devices to be overridden first, and only after that, any
24 * class specific quirks.
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...
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 },
34 /* HP 5300/5370C scanner */
35 { USB_DEVICE(0x03f0, 0x0701), .driver_info =
36 USB_QUIRK_STRING_FETCH_255 },
38 /* Creative SB Audigy 2 NX */
39 { USB_DEVICE(0x041e, 0x3020), .driver_info = USB_QUIRK_RESET_RESUME },
41 /* Philips PSC805 audio device */
42 { USB_DEVICE(0x0471, 0x0155), .driver_info = USB_QUIRK_RESET_RESUME },
45 { USB_DEVICE(0x0582, 0x0007), .driver_info = USB_QUIRK_RESET_RESUME },
48 { USB_DEVICE(0x0582, 0x0027), .driver_info = USB_QUIRK_RESET_RESUME },
51 { USB_DEVICE(0x0638, 0x0a13), .driver_info =
52 USB_QUIRK_STRING_FETCH_255 },
54 /* M-Systems Flash Disk Pioneers */
55 { USB_DEVICE(0x08ec, 0x1000), .driver_info = USB_QUIRK_RESET_RESUME },
57 /* X-Rite/Gretag-Macbeth Eye-One Pro display colorimeter */
58 { USB_DEVICE(0x0971, 0x2000), .driver_info = USB_QUIRK_NO_SET_INTF },
60 /* Action Semiconductor flash disk */
61 { USB_DEVICE(0x10d6, 0x2200), .driver_info =
62 USB_QUIRK_STRING_FETCH_255 },
64 /* SKYMEDI USB_DRIVE */
65 { USB_DEVICE(0x1516, 0x8628), .driver_info = USB_QUIRK_RESET_RESUME },
68 { USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME },
70 { } /* terminating entry must be last */
73 static const struct usb_device_id *find_id(struct usb_device *udev)
75 const struct usb_device_id *id = usb_quirk_list;
77 for (; id->idVendor || id->bDeviceClass || id->bInterfaceClass ||
78 id->driver_info; id++) {
79 if (usb_match_device(udev, id))
86 * Detect any quirks the device has, and do any housekeeping for it if needed.
88 void usb_detect_quirks(struct usb_device *udev)
90 const struct usb_device_id *id = usb_quirk_list;
94 udev->quirks = (u32)(id->driver_info);
96 dev_dbg(&udev->dev, "USB quirks for this device: %x\n",
99 /* By default, disable autosuspend for all non-hubs */
100 #ifdef CONFIG_USB_SUSPEND
101 if (udev->descriptor.bDeviceClass != USB_CLASS_HUB)
102 udev->autosuspend_disabled = 1;
105 /* For the present, all devices default to USB-PERSIST enabled */
106 #if 0 /* was: #ifdef CONFIG_PM */
107 /* Hubs are automatically enabled for USB-PERSIST */
108 if (udev->descriptor.bDeviceClass == USB_CLASS_HUB)
109 udev->persist_enabled = 1;
112 /* In the absence of PM, we can safely enable USB-PERSIST
113 * for all devices. It will affect things like hub resets
114 * and EMF-related port disables.
116 udev->persist_enabled = 1;
117 #endif /* CONFIG_PM */