linux-kernel - ums-realtek: Unneeded SubClass & Protocol entries (Fujitsu S760 laptop)

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Date:	Wed, 04 May 2011 14:00:09 +0100
From:	Tony Vroon <tony@...x.net>
To:	linux-usb@...r.kernel.org
CC:	usb-storage@...ts.one-eyed-alien.net, linux-kernel@...r.kernel.org
Subject: ums-realtek: Unneeded SubClass & Protocol entries (Fujitsu S760 laptop)

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Good afternoon,

The following message was emitted by my kernel:
usb 1-1.6: new high speed USB device number 5 using ehci_hcd
ums-realtek 1-1.6:1.0: This device (0bda,0138,3882 S 06 P 50) has
unneeded SubClass and Protocol entries in unusual_devs.h (kernel
2.6.39-rc5-00274-g609cfda)
   Please send a copy of this message to <linux-usb@...r.kernel.org> and
<usb-storage@...ts.one-eyed-alien.net>
scsi6 : usb-storage 1-1.6:1.0

This is the built-in card reader on a Fujitsu S760 laptop. Full lsusb
for the device in question:
Bus 001 Device 005: ID 0bda:0138 Realtek Semiconductor Corp.
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               2.00
  bDeviceClass            0 (Defined at Interface level)
  bDeviceSubClass         0
  bDeviceProtocol         0
  bMaxPacketSize0        64
  idVendor           0x0bda Realtek Semiconductor Corp.
  idProduct          0x0138
  bcdDevice           38.82
  iManufacturer           1 Generic
  iProduct                2 USB2.0-CRW
  iSerial                 3 20090516388200000
  bNumConfigurations      1
  Configuration Descriptor:
    bLength                 9
    bDescriptorType         2
    wTotalLength           32
    bNumInterfaces          1
    bConfigurationValue     1
    iConfiguration          4 CARD READER
    bmAttributes         0xa0
      (Bus Powered)
      Remote Wakeup
    MaxPower              500mA
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        0
      bAlternateSetting       0
      bNumEndpoints           2
      bInterfaceClass         8 Mass Storage
      bInterfaceSubClass      6 SCSI
      bInterfaceProtocol     80 Bulk (Zip)
      iInterface              5 Bulk-In, Bulk-Out, Interface
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x01  EP 1 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               0
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x82  EP 2 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               0
Device Qualifier (for other device speed):
  bLength                10
  bDescriptorType         6
  bcdUSB               2.00
  bDeviceClass            0 (Defined at Interface level)
  bDeviceSubClass         0
  bDeviceProtocol         0
  bMaxPacketSize0        64
  bNumConfigurations      1
Device Status:     0x0000
  (Bus Powered)

Could you CC me on any postings as I am not subscribed to the USB lists.
If there is further information you require, I am happy to provide it.

Regards,
- -- 
Tony Vroon
UNIX systems administrator
London Internet Exchange Ltd, Trinity Court, Trinity Street,
Peterborough, PE1 1DA
Registered in England number 3137929
E-Mail: tony@...x.net
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