Bug 99462 - 138a:0091 Validity Sensors not recognized
Summary: 138a:0091 Validity Sensors not recognized
Status: NEW
Alias: None
Product: libfprint
Classification: Unclassified
Component: libfprint (show other bugs)
Version: unspecified
Hardware: x86-64 (AMD64) Linux (All)
: medium normal
Assignee: libfprint-bugs
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Blocks:
 
Reported: 2017-01-19 21:36 UTC by David Farrell
Modified: 2017-03-18 23:53 UTC (History)
2 users (show)

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i915 platform:
i915 features:


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Description David Farrell 2017-01-19 21:36:49 UTC
I have a Dell XPS 13 9365, running upstream 4.10-rc4 on Fedora, and the fingerprint reader is not recognized. I expect this is the same dire situation as bugid:94536, but I figure it's useful to record the issue nonetheless.

lsusb -d 138a:0091 -v
Bus 001 Device 003: ID 138a:0091 Validity Sensors, Inc. 
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               2.00
  bDeviceClass          255 Vendor Specific Class
  bDeviceSubClass        16 
  bDeviceProtocol       255 
  bMaxPacketSize0         8
  idVendor           0x138a Validity Sensors, Inc.
  idProduct          0x0091 
  bcdDevice            1.64
  iManufacturer           0 
  iProduct                0 
  iSerial                 1 
  bNumConfigurations      1
  Configuration Descriptor:
    bLength                 9
    bDescriptorType         2
    wTotalLength           53
    bNumInterfaces          1
    bConfigurationValue     1
    iConfiguration          0 
    bmAttributes         0xa0
      (Bus Powered)
      Remote Wakeup
    MaxPower              100mA
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        0
      bAlternateSetting       0
      bNumEndpoints           5
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      0 
      bInterfaceProtocol      0 
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x01  EP 1 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0040  1x 64 bytes
        bInterval               0
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x81  EP 1 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0040  1x 64 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     0x0040  1x 64 bytes
        bInterval               0
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x83  EP 3 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0008  1x 8 bytes
        bInterval               4
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x84  EP 4 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0010  1x 16 bytes
        bInterval              10
Comment 1 Dean Smith 2017-02-23 00:41:13 UTC
I have the same issue - Dell XPS 13 with the device 138a:0091.
Comment 2 Matt 2017-03-18 23:53:57 UTC
I have this sensor and issue also on a Dell XPS 13


bug/show.html.tmpl processed on Mar 29, 2017 at 11:04:34.
(provided by the Example extension).