drivers/usb/core/quirks.c

   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 Webcam C200 */
  42         { USB_DEVICE(0x046d, 0x0802), .driver_info = USB_QUIRK_RESET_RESUME },
  43
  44         /* Logitech Webcam C250 */
  45         { USB_DEVICE(0x046d, 0x0804), .driver_info = USB_QUIRK_RESET_RESUME },
  46
  47         /* Logitech Webcam C300 */
  48         { USB_DEVICE(0x046d, 0x0805), .driver_info = USB_QUIRK_RESET_RESUME },
  49
  50         /* Logitech Webcam B/C500 */
  51         { USB_DEVICE(0x046d, 0x0807), .driver_info = USB_QUIRK_RESET_RESUME },
  52
  53         /* Logitech Webcam Pro 9000 */
  54         { USB_DEVICE(0x046d, 0x0809), .driver_info = USB_QUIRK_RESET_RESUME },
  55
  56         /* Logitech Webcam C310 */
  57         { USB_DEVICE(0x046d, 0x081b), .driver_info = USB_QUIRK_RESET_RESUME },
  58
  59         /* Logitech Webcam C270 */
  60         { USB_DEVICE(0x046d, 0x0825), .driver_info = USB_QUIRK_RESET_RESUME },
  61
  62         /* Logitech Harmony 700-series */
  63         { USB_DEVICE(0x046d, 0xc122), .driver_info = USB_QUIRK_DELAY_INIT },
  64
  65         /* Philips PSC805 audio device */
  66         { USB_DEVICE(0x0471, 0x0155), .driver_info = USB_QUIRK_RESET_RESUME },
  67
  68         /* Artisman Watchdog Dongle */
  69         { USB_DEVICE(0x04b4, 0x0526), .driver_info =
  70                         USB_QUIRK_CONFIG_INTF_STRINGS },
  71
  72         /* Samsung Android phone modem - ID conflict with SPH-I500 */
  73         { USB_DEVICE(0x04e8, 0x6601), .driver_info =
  74                         USB_QUIRK_CONFIG_INTF_STRINGS },
  75
  76         /* Roland SC-8820 */
  77         { USB_DEVICE(0x0582, 0x0007), .driver_info = USB_QUIRK_RESET_RESUME },
  78
  79         /* Edirol SD-20 */
  80         { USB_DEVICE(0x0582, 0x0027), .driver_info = USB_QUIRK_RESET_RESUME },
  81
  82         /* appletouch */
  83         { USB_DEVICE(0x05ac, 0x021a), .driver_info = USB_QUIRK_RESET_RESUME },
  84
  85         /* Avision AV600U */
  86         { USB_DEVICE(0x0638, 0x0a13), .driver_info =
  87           USB_QUIRK_STRING_FETCH_255 },
  88
  89         /* Saitek Cyborg Gold Joystick */
  90         { USB_DEVICE(0x06a3, 0x0006), .driver_info =
  91                         USB_QUIRK_CONFIG_INTF_STRINGS },
  92
  93         /* Guillemot Webcam Hercules Dualpix Exchange*/
  94         { USB_DEVICE(0x06f8, 0x0804), .driver_info = USB_QUIRK_RESET_RESUME },
  95
  96         /* M-Systems Flash Disk Pioneers */
  97         { USB_DEVICE(0x08ec, 0x1000), .driver_info = USB_QUIRK_RESET_RESUME },
  98
  99         /* Keytouch QWERTY Panel keyboard */
 100         { USB_DEVICE(0x0926, 0x3333), .driver_info =
 101                         USB_QUIRK_CONFIG_INTF_STRINGS },
 102
 103         /* X-Rite/Gretag-Macbeth Eye-One Pro display colorimeter */
 104         { USB_DEVICE(0x0971, 0x2000), .driver_info = USB_QUIRK_NO_SET_INTF },
 105
 106         /* Broadcom BCM92035DGROM BT dongle */
 107         { USB_DEVICE(0x0a5c, 0x2021), .driver_info = USB_QUIRK_RESET_RESUME },
 108
 109         /* Action Semiconductor flash disk */
 110         { USB_DEVICE(0x10d6, 0x2200), .driver_info =
 111                         USB_QUIRK_STRING_FETCH_255 },
 112
 113         /* SKYMEDI USB_DRIVE */
 114         { USB_DEVICE(0x1516, 0x8628), .driver_info = USB_QUIRK_RESET_RESUME },
 115
 116         /* BUILDWIN Photo Frame */
 117         { USB_DEVICE(0x1908, 0x1315), .driver_info =
 118                         USB_QUIRK_HONOR_BNUMINTERFACES },
 119
 120         /* INTEL VALUE SSD */
 121         { USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME },
 122
 123         { }  /* terminating entry must be last */
 124 };
 125
 126 static const struct usb_device_id *find_id(struct usb_device *udev)
 127 {
 128         const struct usb_device_id *id = usb_quirk_list;
 129
 130         for (; id->idVendor || id->bDeviceClass || id->bInterfaceClass ||
 131                         id->driver_info; id++) {
 132                 if (usb_match_device(udev, id))
 133                         return id;
 134         }
 135         return NULL;
 136 }
 137
 138 /*
 139  * Detect any quirks the device has, and do any housekeeping for it if needed.
 140  */
 141 void usb_detect_quirks(struct usb_device *udev)
 142 {
 143         const struct usb_device_id *id = usb_quirk_list;
 144
 145         id = find_id(udev);
 146         if (id)
 147                 udev->quirks = (u32)(id->driver_info);
 148         if (udev->quirks)
 149                 dev_dbg(&udev->dev, "USB quirks for this device: %x\n",
 150                                 udev->quirks);
 151
 152         /* For the present, all devices default to USB-PERSIST enabled */
 153 #if 0           /* was: #ifdef CONFIG_PM */
 154         /* Hubs are automatically enabled for USB-PERSIST */
 155         if (udev->descriptor.bDeviceClass == USB_CLASS_HUB)
 156                 udev->persist_enabled = 1;
 157
 158 #else
 159         /* In the absence of PM, we can safely enable USB-PERSIST
 160          * for all devices.  It will affect things like hub resets
 161          * and EMF-related port disables.
 162          */
 163         if (!(udev->quirks & USB_QUIRK_RESET_MORPHS))
 164                 udev->persist_enabled = 1;
 165 #endif  /* CONFIG_PM */
 166 }