KEY_UNKNOWN X1 tablet gen3












0














Some of the multimedia keys on the detachable keyboard of the X1 tablet gen3 (vendorid 17ef product id 60b5) do get mapped to KEY_UNKNOWN. Looking at the usbmon log, the data sent to the controller has an additional byte (see log below for an example). Any idea how to make these keys useful/mappable?



Output of
evtest and cat /sys/kernel/debug/usb/usbmon/1u when pressing first volume up and then the mute microphone button



Event: time 1546085932.425423, type 4 (EV_MSC), code 4 (MSC_SCAN), value c00e9
Event: time 1546085932.425423, type 1 (EV_KEY), code 115 (KEY_VOLUMEUP), value 1
Event: time 1546085932.425423, -------------- SYN_REPORT ------------
Event: time 1546085932.512997, type 4 (EV_MSC), code 4 (MSC_SCAN), value c00e9
Event: time 1546085932.512997, type 1 (EV_KEY), code 115 (KEY_VOLUMEUP), value 0
Event: time 1546085932.512997, -------------- SYN_REPORT ------------
Event: time 1546085933.537414, type 4 (EV_MSC), code 4 (MSC_SCAN), value c0001
Event: time 1546085933.537414, type 1 (EV_KEY), code 240 (KEY_UNKNOWN), value 1
Event: time 1546085933.537414, -------------- SYN_REPORT ------------
Event: time 1546085933.633413, type 4 (EV_MSC), code 4 (MSC_SCAN), value c0001
Event: time 1546085933.633413, type 1 (EV_KEY), code 240 (KEY_UNKNOWN), value 0
Event: time 1546085933.633413, -------------- SYN_REPORT ------------

ffff8f7147b7b000 65566556 C Ii:1:002:2 0:8 3 = 02e900
ffff8f7147b7b000 65566625 S Ii:1:002:2 -115:8 8 <
ffff8f7147b7b000 65686290 C Ii:1:002:2 0:8 3 = 020000
ffff8f7147b7b000 65686320 S Ii:1:002:2 -115:8 8 <
ffff8f7147b7b000 65894572 C Ii:1:002:2 0:8 4 = 03000200
ffff8f7147b7b000 65894659 S Ii:1:002:2 -115:8 8 <
ffff8f7147b7b000 65982526 C Ii:1:002:2 0:8 4 = 03000000
ffff8f7147b7b000 65982603 S Ii:1:002:2 -115:8 8 <









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    Some of the multimedia keys on the detachable keyboard of the X1 tablet gen3 (vendorid 17ef product id 60b5) do get mapped to KEY_UNKNOWN. Looking at the usbmon log, the data sent to the controller has an additional byte (see log below for an example). Any idea how to make these keys useful/mappable?



    Output of
    evtest and cat /sys/kernel/debug/usb/usbmon/1u when pressing first volume up and then the mute microphone button



    Event: time 1546085932.425423, type 4 (EV_MSC), code 4 (MSC_SCAN), value c00e9
    Event: time 1546085932.425423, type 1 (EV_KEY), code 115 (KEY_VOLUMEUP), value 1
    Event: time 1546085932.425423, -------------- SYN_REPORT ------------
    Event: time 1546085932.512997, type 4 (EV_MSC), code 4 (MSC_SCAN), value c00e9
    Event: time 1546085932.512997, type 1 (EV_KEY), code 115 (KEY_VOLUMEUP), value 0
    Event: time 1546085932.512997, -------------- SYN_REPORT ------------
    Event: time 1546085933.537414, type 4 (EV_MSC), code 4 (MSC_SCAN), value c0001
    Event: time 1546085933.537414, type 1 (EV_KEY), code 240 (KEY_UNKNOWN), value 1
    Event: time 1546085933.537414, -------------- SYN_REPORT ------------
    Event: time 1546085933.633413, type 4 (EV_MSC), code 4 (MSC_SCAN), value c0001
    Event: time 1546085933.633413, type 1 (EV_KEY), code 240 (KEY_UNKNOWN), value 0
    Event: time 1546085933.633413, -------------- SYN_REPORT ------------

    ffff8f7147b7b000 65566556 C Ii:1:002:2 0:8 3 = 02e900
    ffff8f7147b7b000 65566625 S Ii:1:002:2 -115:8 8 <
    ffff8f7147b7b000 65686290 C Ii:1:002:2 0:8 3 = 020000
    ffff8f7147b7b000 65686320 S Ii:1:002:2 -115:8 8 <
    ffff8f7147b7b000 65894572 C Ii:1:002:2 0:8 4 = 03000200
    ffff8f7147b7b000 65894659 S Ii:1:002:2 -115:8 8 <
    ffff8f7147b7b000 65982526 C Ii:1:002:2 0:8 4 = 03000000
    ffff8f7147b7b000 65982603 S Ii:1:002:2 -115:8 8 <









    share|improve this question

























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      0







      Some of the multimedia keys on the detachable keyboard of the X1 tablet gen3 (vendorid 17ef product id 60b5) do get mapped to KEY_UNKNOWN. Looking at the usbmon log, the data sent to the controller has an additional byte (see log below for an example). Any idea how to make these keys useful/mappable?



      Output of
      evtest and cat /sys/kernel/debug/usb/usbmon/1u when pressing first volume up and then the mute microphone button



      Event: time 1546085932.425423, type 4 (EV_MSC), code 4 (MSC_SCAN), value c00e9
      Event: time 1546085932.425423, type 1 (EV_KEY), code 115 (KEY_VOLUMEUP), value 1
      Event: time 1546085932.425423, -------------- SYN_REPORT ------------
      Event: time 1546085932.512997, type 4 (EV_MSC), code 4 (MSC_SCAN), value c00e9
      Event: time 1546085932.512997, type 1 (EV_KEY), code 115 (KEY_VOLUMEUP), value 0
      Event: time 1546085932.512997, -------------- SYN_REPORT ------------
      Event: time 1546085933.537414, type 4 (EV_MSC), code 4 (MSC_SCAN), value c0001
      Event: time 1546085933.537414, type 1 (EV_KEY), code 240 (KEY_UNKNOWN), value 1
      Event: time 1546085933.537414, -------------- SYN_REPORT ------------
      Event: time 1546085933.633413, type 4 (EV_MSC), code 4 (MSC_SCAN), value c0001
      Event: time 1546085933.633413, type 1 (EV_KEY), code 240 (KEY_UNKNOWN), value 0
      Event: time 1546085933.633413, -------------- SYN_REPORT ------------

      ffff8f7147b7b000 65566556 C Ii:1:002:2 0:8 3 = 02e900
      ffff8f7147b7b000 65566625 S Ii:1:002:2 -115:8 8 <
      ffff8f7147b7b000 65686290 C Ii:1:002:2 0:8 3 = 020000
      ffff8f7147b7b000 65686320 S Ii:1:002:2 -115:8 8 <
      ffff8f7147b7b000 65894572 C Ii:1:002:2 0:8 4 = 03000200
      ffff8f7147b7b000 65894659 S Ii:1:002:2 -115:8 8 <
      ffff8f7147b7b000 65982526 C Ii:1:002:2 0:8 4 = 03000000
      ffff8f7147b7b000 65982603 S Ii:1:002:2 -115:8 8 <









      share|improve this question













      Some of the multimedia keys on the detachable keyboard of the X1 tablet gen3 (vendorid 17ef product id 60b5) do get mapped to KEY_UNKNOWN. Looking at the usbmon log, the data sent to the controller has an additional byte (see log below for an example). Any idea how to make these keys useful/mappable?



      Output of
      evtest and cat /sys/kernel/debug/usb/usbmon/1u when pressing first volume up and then the mute microphone button



      Event: time 1546085932.425423, type 4 (EV_MSC), code 4 (MSC_SCAN), value c00e9
      Event: time 1546085932.425423, type 1 (EV_KEY), code 115 (KEY_VOLUMEUP), value 1
      Event: time 1546085932.425423, -------------- SYN_REPORT ------------
      Event: time 1546085932.512997, type 4 (EV_MSC), code 4 (MSC_SCAN), value c00e9
      Event: time 1546085932.512997, type 1 (EV_KEY), code 115 (KEY_VOLUMEUP), value 0
      Event: time 1546085932.512997, -------------- SYN_REPORT ------------
      Event: time 1546085933.537414, type 4 (EV_MSC), code 4 (MSC_SCAN), value c0001
      Event: time 1546085933.537414, type 1 (EV_KEY), code 240 (KEY_UNKNOWN), value 1
      Event: time 1546085933.537414, -------------- SYN_REPORT ------------
      Event: time 1546085933.633413, type 4 (EV_MSC), code 4 (MSC_SCAN), value c0001
      Event: time 1546085933.633413, type 1 (EV_KEY), code 240 (KEY_UNKNOWN), value 0
      Event: time 1546085933.633413, -------------- SYN_REPORT ------------

      ffff8f7147b7b000 65566556 C Ii:1:002:2 0:8 3 = 02e900
      ffff8f7147b7b000 65566625 S Ii:1:002:2 -115:8 8 <
      ffff8f7147b7b000 65686290 C Ii:1:002:2 0:8 3 = 020000
      ffff8f7147b7b000 65686320 S Ii:1:002:2 -115:8 8 <
      ffff8f7147b7b000 65894572 C Ii:1:002:2 0:8 4 = 03000200
      ffff8f7147b7b000 65894659 S Ii:1:002:2 -115:8 8 <
      ffff8f7147b7b000 65982526 C Ii:1:002:2 0:8 4 = 03000000
      ffff8f7147b7b000 65982603 S Ii:1:002:2 -115:8 8 <






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