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 },
33 /* HP 5300/5370C scanner */
34 { USB_DEVICE(0x03f0, 0x0701), .driver_info = USB_QUIRK_STRING_FETCH_255 },
37 { USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME },
39 /* M-Systems Flash Disk Pioneers */
40 { USB_DEVICE(0x08ec, 0x1000), .driver_info = USB_QUIRK_RESET_RESUME },
42 /* Philips PSC805 audio device */
43 { USB_DEVICE(0x0471, 0x0155), .driver_info = USB_QUIRK_RESET_RESUME },
45 /* SKYMEDI USB_DRIVE */
46 { USB_DEVICE(0x1516, 0x8628), .driver_info = USB_QUIRK_RESET_RESUME },
48 { } /* terminating entry must be last */
51 static const struct usb_device_id *find_id(struct usb_device *udev)
53 const struct usb_device_id *id = usb_quirk_list;
55 for (; id->idVendor || id->bDeviceClass || id->bInterfaceClass ||
56 id->driver_info; id++) {
57 if (usb_match_device(udev, id))
64 * Detect any quirks the device has, and do any housekeeping for it if needed.
66 void usb_detect_quirks(struct usb_device *udev)
68 const struct usb_device_id *id = usb_quirk_list;
72 udev->quirks = (u32)(id->driver_info);
74 dev_dbg(&udev->dev, "USB quirks for this device: %x\n",
77 /* By default, disable autosuspend for all non-hubs */
78 #ifdef CONFIG_USB_SUSPEND
79 if (udev->descriptor.bDeviceClass != USB_CLASS_HUB)
80 udev->autosuspend_disabled = 1;