25:39  [ 2461.258907]  [0:    kworker/0:0: 4780] usb 1-1.2: new high-speed USB device number 9 using xhci-hcd
25:39  [ 2461.376557]  [0:    kworker/0:0: 4780] usb 1-1.2: generic_probe: slot_id = 2, idVendor=0525, idProduct=a4a8
25:39  [ 2461.406625]  [0:    kworker/0:0: 4780] usblp 1-1.2:1.0: usblp0: USB Bidirectional printer dev 9 if 0 alt 0 proto 2 vid 0x0525 pid 0xA4A8
25:39  [ 2461.419147]  [0:    kworker/0:0: 4780] usb_notify: call_device_notify device
25:39  [ 2461.426358]  [0:    kworker/0:0: 4780] usb_notify: send_otg_notify event=device_connect(20) enable=1
25:39  [ 2461.435615]  [0:    kworker/0:0: 4780] usb_notify: extra_notifier_callback event=device_connect(20)
25:39  [ 2461.445244]  [0:    kworker/0:0: 4780] usb_notify: extra_notify_state+ event=device_connect(20), enable=on
25:39  [ 2461.454999]  [0:    kworker/0:0: 4780] usb_notify: extra_notify_state- event=device_connect(20), cable=none
25:39  [ 2461.464895]  [0:    kworker/0:0: 4780] usb_notify: check_gamepad_device : product=Printer Gadget
25:39  [ 2461.473815]  [0:    kworker/0:0: 4780] usb_notify: check_lanhub_device : product=Printer Gadget
25:39  [ 2461.482693]  [0:    kworker/0:0: 4780] usb_notify: call_battery_notify : VID : 0x525, PID : 0xa4a8, on=1, count=1
25:39  [ 2461.493516]  [0:    kworker/0:0: 4780] usb_notify: send_otg_notify event=smtd_ext_current(18) enable=1
25:39  [ 2461.502946]  [0:    kworker/0:0: 4780] usb_notify: extra_notifier_callback event=smtd_ext_current(18)
25:39  [ 2461.512318]  [0:    kworker/0:0: 4780] usb_notify: extra_notify_state+ event=smtd_ext_current(18), enable=on
25:39  [ 2461.522237]  [0:    kworker/0:0: 4780] usb_notify: No smart dock!!!!!!
25:39  [ 2461.528860]  [0:    kworker/0:0: 4780] usb_notify: extra_notify_state- event=smtd_ext_current(18), cable=none
25:39  [ 2461.539305]  [0:    kworker/0:0: 4780] usb_notify: check_device_speed : attached highspeed device
25:44  
25:45  dv1912:/ # 
25:45  dv1912:/ # 
25:45  dv1912:/ # 
25:45  dv1912:/ # 
25:45  dv1912:/ # 
25:45  dv1912:/ # 
25:45  dv1912:/ # 
26:09  dv1912:/ # [ 2490.989459]  [0:    kworker/0:0: 4780] usb 1-1.2: USB disconnect, device number 9
26:09  [ 2491.000492]  [0:    kworker/0:0: 4780] usblp0: removed
26:09  [ 2491.008565]  [0:    kworker/0:0: 4780] usb 1-1.2: generic_disconnect: slot_id = 2, idVendor=0525, idProduct=a4a8
26:09  [ 2491.019360]  [0:    kworker/0:0: 4780] usb_notify: call_battery_notify : VID : 0x525, PID : 0xa4a8, on=0, count=0
26:09  [ 2491.029749]  [0:    kworker/0:0: 4780] usb_notify: send_otg_notify event=smtd_ext_current(18) enable=0
26:09  [ 2491.039149]  [0:    kworker/0:0: 4780] usb_notify: extra_notifier_callback event=smtd_ext_current(18)
26:09  [ 2491.048513]  [0:    kworker/0:0: 4780] usb_notify: extra_notify_state+ event=smtd_ext_current(18), enable=off
26:09  [ 2491.058544]  [0:    kworker/0:0: 4780] usb_notify: No smart dock!!!!!!
26:09  [ 2491.065218]  [0:    kworker/0:0: 4780] usb_notify: extra_notify_state- event=smtd_ext_current(18), cable=none
26:14  
26:14  dv1912:/ # 
26:15  dv1912:/ #