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 <<<<<<< HEAD:drivers/usb/core/quirks.c
  34 =======
  35
  36 >>>>>>> 264e3e889d86e552b4191d69bb60f4f3b383135a:drivers/usb/core/quirks.c
  37         /* HP 5300/5370C scanner */
  38 <<<<<<< HEAD:drivers/usb/core/quirks.c
  39         { USB_DEVICE(0x03f0, 0x0701), .driver_info = USB_QUIRK_STRING_FETCH_255 },
  40 =======
  41         { USB_DEVICE(0x03f0, 0x0701), .driver_info =
  42                         USB_QUIRK_STRING_FETCH_255 },
  43 >>>>>>> 264e3e889d86e552b4191d69bb60f4f3b383135a:drivers/usb/core/quirks.c
  44
  45 <<<<<<< HEAD:drivers/usb/core/quirks.c
  46         /* INTEL VALUE SSD */
  47         { USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME },
  48 =======
  49         /* Creative SB Audigy 2 NX */
  50         { USB_DEVICE(0x041e, 0x3020), .driver_info = USB_QUIRK_RESET_RESUME },
  51
  52         /* Philips PSC805 audio device */
  53         { USB_DEVICE(0x0471, 0x0155), .driver_info = USB_QUIRK_RESET_RESUME },
  54
  55         /* Roland SC-8820 */
  56         { USB_DEVICE(0x0582, 0x0007), .driver_info = USB_QUIRK_RESET_RESUME },
  57
  58         /* Edirol SD-20 */
  59         { USB_DEVICE(0x0582, 0x0027), .driver_info = USB_QUIRK_RESET_RESUME },
  60 >>>>>>> 264e3e889d86e552b4191d69bb60f4f3b383135a:drivers/usb/core/quirks.c
  61
  62         /* M-Systems Flash Disk Pioneers */
  63         { USB_DEVICE(0x08ec, 0x1000), .driver_info = USB_QUIRK_RESET_RESUME },
  64
  65 <<<<<<< HEAD:drivers/usb/core/quirks.c
  66         /* Philips PSC805 audio device */
  67         { USB_DEVICE(0x0471, 0x0155), .driver_info = USB_QUIRK_RESET_RESUME },
  68 =======
  69         /* Action Semiconductor flash disk */
  70         { USB_DEVICE(0x10d6, 0x2200), .driver_info =
  71                         USB_QUIRK_STRING_FETCH_255 },
  72 >>>>>>> 264e3e889d86e552b4191d69bb60f4f3b383135a:drivers/usb/core/quirks.c
  73
  74         /* SKYMEDI USB_DRIVE */
  75         { USB_DEVICE(0x1516, 0x8628), .driver_info = USB_QUIRK_RESET_RESUME },
  76
  77 <<<<<<< HEAD:drivers/usb/core/quirks.c
  78 =======
  79         /* INTEL VALUE SSD */
  80         { USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME },
  81
  82 >>>>>>> 264e3e889d86e552b4191d69bb60f4f3b383135a:drivers/usb/core/quirks.c
  83         { }  /* terminating entry must be last */
  84 };
  85
  86 static const struct usb_device_id *find_id(struct usb_device *udev)
  87 {
  88         const struct usb_device_id *id = usb_quirk_list;
  89
  90         for (; id->idVendor || id->bDeviceClass || id->bInterfaceClass ||
  91                         id->driver_info; id++) {
  92                 if (usb_match_device(udev, id))
  93                         return id;
  94         }
  95         return NULL;
  96 }
  97
  98 /*
  99  * Detect any quirks the device has, and do any housekeeping for it if needed.
 100  */
 101 void usb_detect_quirks(struct usb_device *udev)
 102 {
 103         const struct usb_device_id *id = usb_quirk_list;
 104
 105         id = find_id(udev);
 106         if (id)
 107                 udev->quirks = (u32)(id->driver_info);
 108         if (udev->quirks)
 109                 dev_dbg(&udev->dev, "USB quirks for this device: %x\n",
 110                                 udev->quirks);
 111
 112         /* By default, disable autosuspend for all non-hubs */
 113 #ifdef  CONFIG_USB_SUSPEND
 114         if (udev->descriptor.bDeviceClass != USB_CLASS_HUB)
 115                 udev->autosuspend_disabled = 1;
 116 #endif
 117 }