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Old 06-25-2019, 03:43 PM   #1
piarullira
Junior Member
 
Join Date: Jun 2019
Posts: 1
Default DisplayLink USB 3.0 monitor on embedded linux

I'm working on an embedded linux platform (custom) ARM based.

The running kernel is:
Code:
Linux 4.14.109-2.8.6 - armv7l
The display is detected from usb stack:
Code:
- lsusb -
Bus 005 Device 002: ID 17e9:ff10 DisplayLink 
    Device Descriptor:
      bLength                18
      bDescriptorType         1
      bcdUSB               3.20
      bDeviceClass          239 Miscellaneous Device
      bDeviceSubClass         2 
      bDeviceProtocol         1 Interface Association
      bMaxPacketSize0         9
      idVendor           0x17e9 DisplayLink
      idProduct          0xff10 
      bcdDevice           31.03
      iManufacturer           1 DisplayLink
      iProduct                2 I1659FWUX
      iSerial                 3 GQQK2HA011233
      bNumConfigurations      1
      Configuration Descriptor:
        bLength                 9
        bDescriptorType         2
        wTotalLength           90
        bNumInterfaces          2
        bConfigurationValue     1
        iConfiguration          0 
        bmAttributes         0x80
          (Bus Powered)
        MaxPower              126mA
        Interface Descriptor:
          bLength                 9
          bDescriptorType         4
          bInterfaceNumber        0
          bAlternateSetting       0
          bNumEndpoints           2
          bInterfaceClass       255 Vendor Specific Class
          bInterfaceSubClass      0 
          bInterfaceProtocol      3 
          iInterface              0 
          ** UNRECOGNIZED:  0c 5f 01 00 0a 00 04 04 01 00 04 00
          Endpoint Descriptor:
            bLength                 7
            bDescriptorType         5
            bEndpointAddress     0x02  EP 2 OUT
            bmAttributes            2
              Transfer Type            Bulk
              Synch Type               None
              Usage Type               Data
            wMaxPacketSize     0x0400  1x 1024 bytes
            bInterval               0
            bMaxBurst               0
          Endpoint Descriptor:
            bLength                 7
            bDescriptorType         5
            bEndpointAddress     0x84  EP 4 IN
            bmAttributes            2
              Transfer Type            Bulk
              Synch Type               None
              Usage Type               Data
            wMaxPacketSize     0x0400  1x 1024 bytes
            bInterval               0
            bMaxBurst               0
        Interface Descriptor:
          bLength                 9
          bDescriptorType         4
          bInterfaceNumber        1
          bAlternateSetting       0
          bNumEndpoints           0
          bInterfaceClass       254 Application Specific Interface
          bInterfaceSubClass      1 Device Firmware Update
          bInterfaceProtocol      1 
          iInterface              0 
          Device Firmware Upgrade Interface Descriptor:
            bLength                             9
            bDescriptorType                    33
            bmAttributes                        1
              Will Not Detach
              Manifestation Intolerant
              Upload Unsupported
              Download Supported
            wDetachTimeout                    200 milliseconds
            wTransferSize                    1024 bytes
            bcdDFUVersion                   1.01
          ** UNRECOGNIZED:  10 40 0a 00 36 08 0a 1a 46 66 6c 79 4d 6f 6e 69
    Binary Object Store Descriptor:
      bLength                 5
      bDescriptorType        15
      wTotalLength           70
      bNumDeviceCaps          4
    FIXME: alloc bigger buffer for device capability descriptors
    can't get debug descriptor: Resource temporarily unavailable
    Device Status:     0x0000
      (Bus Powered)
There is no dkms support for this distribution.

Is there a way to make the product working on this environment?
piarullira is offline   Reply With Quote