shell@D5803:/ $ su
su
root@D5803:/ # getevent
getevent
add device 1: /dev/input/event7
  name:     "system_als"
add device 2: /dev/input/event6
  name:     "msm8974-taiko-mtp-snd-card Headset Jack"
add device 3: /dev/input/event5
  name:     "msm8974-taiko-mtp-snd-card Button Jack"
add device 4: /dev/input/event2
  name:     "qpnp_pon"
add device 5: /dev/input/event1
  name:     "clearpad"
add device 6: /dev/input/event0
  name:     "bu520x1nvx"
could not get driver version for /dev/input/mice, Not a typewrit
add device 7: /dev/input/event4
  name:     "qpnp_chg_unplug_key"
add device 8: /dev/input/event3
  name:     "gpio-keys"
/dev/input/event3: 0001 0072 00000001
/dev/input/event3: 0000 0000 00000000
/dev/input/event3: 0001 0072 00000000
/dev/input/event3: 0000 0000 00000000
/dev/input/event3: 0001 0073 00000001
/dev/input/event3: 0000 0000 00000000
/dev/input/event3: 0001 0073 00000000
/dev/input/event3: 0000 0000 00000000
/dev/input/event3: 0001 0072 00000001
/dev/input/event3: 0000 0000 00000000
/dev/input/event3: 0001 0072 00000000
/dev/input/event3: 0000 0000 00000000
/dev/input/event3: 0001 0072 00000001
/dev/input/event3: 0000 0000 00000000
/dev/input/event3: 0001 0072 00000000
/dev/input/event3: 0000 0000 00000000