@kai.heng.feng I installed new kernel and observed no changes in brightness and mic mute keys behaviour.
$ uname -a Linux marcin-HP-ZBook-Studio-G5 5.5.0-050500-generic #202001262030 SMP Mon Jan 27 01:33:36 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
$ sudo evtest No device specified, trying to scan all of /dev/input/event* Available devices: /dev/input/event0: Sleep Button /dev/input/event1: Lid Switch /dev/input/event2: Power Button /dev/input/event3: Power Button /dev/input/event4: AT Translated Set 2 keyboard /dev/input/event5: Video Bus /dev/input/event6: SynPS/2 Synaptics TouchPad /dev/input/event7: HP Wireless hotkeys /dev/input/event8: SYNA307B:00 06CB:CD46 Mouse /dev/input/event9: SYNA307B:00 06CB:CD46 Touchpad /dev/input/event10: HP HD Camera: HP HD Camera /dev/input/event11: HP HD Camera: HP IR Camera /dev/input/event12: HP WMI hotkeys /dev/input/event13: HDA Intel PCH Mic /dev/input/event14: HDA Intel PCH Headphone /dev/input/event15: HDA Intel PCH HDMI/DP,pcm=3 /dev/input/event16: HDA Intel PCH HDMI/DP,pcm=7 /dev/input/event17: HDA Intel PCH HDMI/DP,pcm=8 /dev/input/event18: HDA Intel PCH HDMI/DP,pcm=9 /dev/input/event19: HDA Intel PCH HDMI/DP,pcm=10 /dev/input/event20: ST LIS3LV02DL Accelerometer /dev/input/event21: MX Master 3 Keyboard /dev/input/event22: MX Master 3 Mouse Select the device event number [0-22]: 4 Input driver version is 1.0.1 Input device ID: bus 0x11 vendor 0x1 product 0x1 version 0xab41 Input device name: "AT Translated Set 2 keyboard" Supported events: Event type 0 (EV_SYN) Event type 1 (EV_KEY) Event code 1 (KEY_ESC) Event code 2 (KEY_1) Event code 3 (KEY_2) Event code 4 (KEY_3) Event code 5 (KEY_4) Event code 6 (KEY_5) Event code 7 (KEY_6) Event code 8 (KEY_7) Event code 9 (KEY_8) Event code 10 (KEY_9) Event code 11 (KEY_0) Event code 12 (KEY_MINUS) Event code 13 (KEY_EQUAL) Event code 14 (KEY_BACKSPACE) Event code 15 (KEY_TAB) Event code 16 (KEY_Q) Event code 17 (KEY_W) Event code 18 (KEY_E) Event code 19 (KEY_R) Event code 20 (KEY_T) Event code 21 (KEY_Y) Event code 22 (KEY_U) Event code 23 (KEY_I) Event code 24 (KEY_O) Event code 25 (KEY_P) Event code 26 (KEY_LEFTBRACE) Event code 27 (KEY_RIGHTBRACE) Event code 28 (KEY_ENTER) Event code 29 (KEY_LEFTCTRL) Event code 30 (KEY_A) Event code 31 (KEY_S) Event code 32 (KEY_D) Event code 33 (KEY_F) Event code 34 (KEY_G) Event code 35 (KEY_H) Event code 36 (KEY_J) Event code 37 (KEY_K) Event code 38 (KEY_L) Event code 39 (KEY_SEMICOLON) Event code 40 (KEY_APOSTROPHE) Event code 41 (KEY_GRAVE) Event code 42 (KEY_LEFTSHIFT) Event code 43 (KEY_BACKSLASH) Event code 44 (KEY_Z) Event code 45 (KEY_X) Event code 46 (KEY_C) Event code 47 (KEY_V) Event code 48 (KEY_B) Event code 49 (KEY_N) Event code 50 (KEY_M) Event code 51 (KEY_COMMA) Event code 52 (KEY_DOT) Event code 53 (KEY_SLASH) Event code 54 (KEY_RIGHTSHIFT) Event code 55 (KEY_KPASTERISK) Event code 56 (KEY_LEFTALT) Event code 57 (KEY_SPACE) Event code 58 (KEY_CAPSLOCK) Event code 59 (KEY_F1) Event code 60 (KEY_F2) Event code 61 (KEY_F3) Event code 62 (KEY_F4) Event code 63 (KEY_F5) Event code 64 (KEY_F6) Event code 65 (KEY_F7) Event code 66 (KEY_F8) Event code 67 (KEY_F9) Event code 68 (KEY_F10) Event code 69 (KEY_NUMLOCK) Event code 70 (KEY_SCROLLLOCK) Event code 71 (KEY_KP7) Event code 72 (KEY_KP8) Event code 73 (KEY_KP9) Event code 74 (KEY_KPMINUS) Event code 75 (KEY_KP4) Event code 76 (KEY_KP5) Event code 77 (KEY_KP6) Event code 78 (KEY_KPPLUS) Event code 79 (KEY_KP1) Event code 80 (KEY_KP2) Event code 81 (KEY_KP3) Event code 82 (KEY_KP0) Event code 83 (KEY_KPDOT) Event code 85 (KEY_ZENKAKUHANKAKU) Event code 86 (KEY_102ND) Event code 87 (KEY_F11) Event code 88 (KEY_F12) Event code 89 (KEY_RO) Event code 90 (KEY_KATAKANA) Event code 91 (KEY_HIRAGANA) Event code 92 (KEY_HENKAN) Event code 93 (KEY_KATAKANAHIRAGANA) Event code 94 (KEY_MUHENKAN) Event code 95 (KEY_KPJPCOMMA) Event code 96 (KEY_KPENTER) Event code 97 (KEY_RIGHTCTRL) Event code 98 (KEY_KPSLASH) Event code 99 (KEY_SYSRQ) Event code 100 (KEY_RIGHTALT) Event code 102 (KEY_HOME) Event code 103 (KEY_UP) Event code 104 (KEY_PAGEUP) Event code 105 (KEY_LEFT) Event code 106 (KEY_RIGHT) Event code 107 (KEY_END) Event code 108 (KEY_DOWN) Event code 109 (KEY_PAGEDOWN) Event code 110 (KEY_INSERT) Event code 111 (KEY_DELETE) Event code 112 (KEY_MACRO) Event code 113 (KEY_MUTE) Event code 114 (KEY_VOLUMEDOWN) Event code 115 (KEY_VOLUMEUP) Event code 116 (KEY_POWER) Event code 117 (KEY_KPEQUAL) Event code 118 (KEY_KPPLUSMINUS) Event code 119 (KEY_PAUSE) Event code 121 (KEY_KPCOMMA) Event code 122 (KEY_HANGUEL) Event code 123 (KEY_HANJA) Event code 124 (KEY_YEN) Event code 125 (KEY_LEFTMETA) Event code 126 (KEY_RIGHTMETA) Event code 127 (KEY_COMPOSE) Event code 128 (KEY_STOP) Event code 138 (KEY_HELP) Event code 140 (KEY_CALC) Event code 142 (KEY_SLEEP) Event code 143 (KEY_WAKEUP) Event code 152 (KEY_SCREENLOCK) Event code 155 (KEY_MAIL) Event code 156 (KEY_BOOKMARKS) Event code 157 (KEY_COMPUTER) Event code 158 (KEY_BACK) Event code 159 (KEY_FORWARD) Event code 163 (KEY_NEXTSONG) Event code 164 (KEY_PLAYPAUSE) Event code 165 (KEY_PREVIOUSSONG) Event code 166 (KEY_STOPCD) Event code 172 (KEY_HOMEPAGE) Event code 173 (KEY_REFRESH) Event code 183 (KEY_F13) Event code 184 (KEY_F14) Event code 185 (KEY_F15) Event code 190 (KEY_F20) Event code 212 (KEY_CAMERA) Event code 217 (KEY_SEARCH) Event code 224 (KEY_BRIGHTNESSDOWN) Event code 225 (KEY_BRIGHTNESSUP) Event code 226 (KEY_MEDIA) Event code 227 (KEY_SWITCHVIDEOMODE) Event code 236 (KEY_BATTERY) Event code 238 (KEY_WLAN) Event code 240 (KEY_UNKNOWN) Event code 389 (KEY_DVD) Event type 4 (EV_MSC) Event code 4 (MSC_SCAN) Event type 17 (EV_LED) Event code 0 (LED_NUML) state 0 Event code 1 (LED_CAPSL) state 0 Event code 2 (LED_SCROLLL) state 0 Key repeat handling: Repeat type 20 (EV_REP) Repeat code 0 (REP_DELAY) Value 250 Repeat code 1 (REP_PERIOD) Value 33 Properties: Testing ... (interrupt to exit) Event: time 1580834998.053861, type 4 (EV_MSC), code 4 (MSC_SCAN), value 81 Event: time 1580834998.053861, type 1 (EV_KEY), code 190 (KEY_F20), value 1 Event: time 1580834998.053861, -------------- SYN_REPORT ------------ Event: time 1580834998.060396, type 4 (EV_MSC), code 4 (MSC_SCAN), value 81 Event: time 1580834998.060396, type 1 (EV_KEY), code 190 (KEY_F20), value 0 Event: time 1580834998.060396, -------------- SYN_REPORT ------------ Event: time 1580835003.139581, type 4 (EV_MSC), code 4 (MSC_SCAN), value 81 Event: time 1580835003.139581, type 1 (EV_KEY), code 190 (KEY_F20), value 1 Event: time 1580835003.139581, -------------- SYN_REPORT ------------ Event: time 1580835003.146209, type 4 (EV_MSC), code 4 (MSC_SCAN), value 81 Event: time 1580835003.146209, type 1 (EV_KEY), code 190 (KEY_F20), value 0 Event: time 1580835003.146209, -------------- SYN_REPORT ------------ Event: time 1580835014.922668, type 4 (EV_MSC), code 4 (MSC_SCAN), value 81 Event: time 1580835014.922668, type 1 (EV_KEY), code 190 (KEY_F20), value 1 Event: time 1580835014.922668, -------------- SYN_REPORT ------------ Event: time 1580835014.929509, type 4 (EV_MSC), code 4 (MSC_SCAN), value 81 Event: time 1580835014.929509, type 1 (EV_KEY), code 190 (KEY_F20), value 0 Event: time 1580835014.929509, -------------- SYN_REPORT ------------ Event: time 1580835014.966776, type 4 (EV_MSC), code 4 (MSC_SCAN), value 42 Event: time 1580835014.966776, -------------- SYN_REPORT ------------
@kai.heng.feng I installed new kernel and observed no changes in brightness and mic mute keys behaviour.
$ uname -a HP-ZBook- Studio- G5 5.5.0-050500- generic #202001262030 SMP Mon Jan 27 01:33:36 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
Linux marcin-
$ sudo evtest KAKU) RAGANA) DOWN) OMODE)
No device specified, trying to scan all of /dev/input/event*
Available devices:
/dev/input/event0: Sleep Button
/dev/input/event1: Lid Switch
/dev/input/event2: Power Button
/dev/input/event3: Power Button
/dev/input/event4: AT Translated Set 2 keyboard
/dev/input/event5: Video Bus
/dev/input/event6: SynPS/2 Synaptics TouchPad
/dev/input/event7: HP Wireless hotkeys
/dev/input/event8: SYNA307B:00 06CB:CD46 Mouse
/dev/input/event9: SYNA307B:00 06CB:CD46 Touchpad
/dev/input/event10: HP HD Camera: HP HD Camera
/dev/input/event11: HP HD Camera: HP IR Camera
/dev/input/event12: HP WMI hotkeys
/dev/input/event13: HDA Intel PCH Mic
/dev/input/event14: HDA Intel PCH Headphone
/dev/input/event15: HDA Intel PCH HDMI/DP,pcm=3
/dev/input/event16: HDA Intel PCH HDMI/DP,pcm=7
/dev/input/event17: HDA Intel PCH HDMI/DP,pcm=8
/dev/input/event18: HDA Intel PCH HDMI/DP,pcm=9
/dev/input/event19: HDA Intel PCH HDMI/DP,pcm=10
/dev/input/event20: ST LIS3LV02DL Accelerometer
/dev/input/event21: MX Master 3 Keyboard
/dev/input/event22: MX Master 3 Mouse
Select the device event number [0-22]: 4
Input driver version is 1.0.1
Input device ID: bus 0x11 vendor 0x1 product 0x1 version 0xab41
Input device name: "AT Translated Set 2 keyboard"
Supported events:
Event type 0 (EV_SYN)
Event type 1 (EV_KEY)
Event code 1 (KEY_ESC)
Event code 2 (KEY_1)
Event code 3 (KEY_2)
Event code 4 (KEY_3)
Event code 5 (KEY_4)
Event code 6 (KEY_5)
Event code 7 (KEY_6)
Event code 8 (KEY_7)
Event code 9 (KEY_8)
Event code 10 (KEY_9)
Event code 11 (KEY_0)
Event code 12 (KEY_MINUS)
Event code 13 (KEY_EQUAL)
Event code 14 (KEY_BACKSPACE)
Event code 15 (KEY_TAB)
Event code 16 (KEY_Q)
Event code 17 (KEY_W)
Event code 18 (KEY_E)
Event code 19 (KEY_R)
Event code 20 (KEY_T)
Event code 21 (KEY_Y)
Event code 22 (KEY_U)
Event code 23 (KEY_I)
Event code 24 (KEY_O)
Event code 25 (KEY_P)
Event code 26 (KEY_LEFTBRACE)
Event code 27 (KEY_RIGHTBRACE)
Event code 28 (KEY_ENTER)
Event code 29 (KEY_LEFTCTRL)
Event code 30 (KEY_A)
Event code 31 (KEY_S)
Event code 32 (KEY_D)
Event code 33 (KEY_F)
Event code 34 (KEY_G)
Event code 35 (KEY_H)
Event code 36 (KEY_J)
Event code 37 (KEY_K)
Event code 38 (KEY_L)
Event code 39 (KEY_SEMICOLON)
Event code 40 (KEY_APOSTROPHE)
Event code 41 (KEY_GRAVE)
Event code 42 (KEY_LEFTSHIFT)
Event code 43 (KEY_BACKSLASH)
Event code 44 (KEY_Z)
Event code 45 (KEY_X)
Event code 46 (KEY_C)
Event code 47 (KEY_V)
Event code 48 (KEY_B)
Event code 49 (KEY_N)
Event code 50 (KEY_M)
Event code 51 (KEY_COMMA)
Event code 52 (KEY_DOT)
Event code 53 (KEY_SLASH)
Event code 54 (KEY_RIGHTSHIFT)
Event code 55 (KEY_KPASTERISK)
Event code 56 (KEY_LEFTALT)
Event code 57 (KEY_SPACE)
Event code 58 (KEY_CAPSLOCK)
Event code 59 (KEY_F1)
Event code 60 (KEY_F2)
Event code 61 (KEY_F3)
Event code 62 (KEY_F4)
Event code 63 (KEY_F5)
Event code 64 (KEY_F6)
Event code 65 (KEY_F7)
Event code 66 (KEY_F8)
Event code 67 (KEY_F9)
Event code 68 (KEY_F10)
Event code 69 (KEY_NUMLOCK)
Event code 70 (KEY_SCROLLLOCK)
Event code 71 (KEY_KP7)
Event code 72 (KEY_KP8)
Event code 73 (KEY_KP9)
Event code 74 (KEY_KPMINUS)
Event code 75 (KEY_KP4)
Event code 76 (KEY_KP5)
Event code 77 (KEY_KP6)
Event code 78 (KEY_KPPLUS)
Event code 79 (KEY_KP1)
Event code 80 (KEY_KP2)
Event code 81 (KEY_KP3)
Event code 82 (KEY_KP0)
Event code 83 (KEY_KPDOT)
Event code 85 (KEY_ZENKAKUHAN
Event code 86 (KEY_102ND)
Event code 87 (KEY_F11)
Event code 88 (KEY_F12)
Event code 89 (KEY_RO)
Event code 90 (KEY_KATAKANA)
Event code 91 (KEY_HIRAGANA)
Event code 92 (KEY_HENKAN)
Event code 93 (KEY_KATAKANAHI
Event code 94 (KEY_MUHENKAN)
Event code 95 (KEY_KPJPCOMMA)
Event code 96 (KEY_KPENTER)
Event code 97 (KEY_RIGHTCTRL)
Event code 98 (KEY_KPSLASH)
Event code 99 (KEY_SYSRQ)
Event code 100 (KEY_RIGHTALT)
Event code 102 (KEY_HOME)
Event code 103 (KEY_UP)
Event code 104 (KEY_PAGEUP)
Event code 105 (KEY_LEFT)
Event code 106 (KEY_RIGHT)
Event code 107 (KEY_END)
Event code 108 (KEY_DOWN)
Event code 109 (KEY_PAGEDOWN)
Event code 110 (KEY_INSERT)
Event code 111 (KEY_DELETE)
Event code 112 (KEY_MACRO)
Event code 113 (KEY_MUTE)
Event code 114 (KEY_VOLUMEDOWN)
Event code 115 (KEY_VOLUMEUP)
Event code 116 (KEY_POWER)
Event code 117 (KEY_KPEQUAL)
Event code 118 (KEY_KPPLUSMINUS)
Event code 119 (KEY_PAUSE)
Event code 121 (KEY_KPCOMMA)
Event code 122 (KEY_HANGUEL)
Event code 123 (KEY_HANJA)
Event code 124 (KEY_YEN)
Event code 125 (KEY_LEFTMETA)
Event code 126 (KEY_RIGHTMETA)
Event code 127 (KEY_COMPOSE)
Event code 128 (KEY_STOP)
Event code 138 (KEY_HELP)
Event code 140 (KEY_CALC)
Event code 142 (KEY_SLEEP)
Event code 143 (KEY_WAKEUP)
Event code 152 (KEY_SCREENLOCK)
Event code 155 (KEY_MAIL)
Event code 156 (KEY_BOOKMARKS)
Event code 157 (KEY_COMPUTER)
Event code 158 (KEY_BACK)
Event code 159 (KEY_FORWARD)
Event code 163 (KEY_NEXTSONG)
Event code 164 (KEY_PLAYPAUSE)
Event code 165 (KEY_PREVIOUSSONG)
Event code 166 (KEY_STOPCD)
Event code 172 (KEY_HOMEPAGE)
Event code 173 (KEY_REFRESH)
Event code 183 (KEY_F13)
Event code 184 (KEY_F14)
Event code 185 (KEY_F15)
Event code 190 (KEY_F20)
Event code 212 (KEY_CAMERA)
Event code 217 (KEY_SEARCH)
Event code 224 (KEY_BRIGHTNESS
Event code 225 (KEY_BRIGHTNESSUP)
Event code 226 (KEY_MEDIA)
Event code 227 (KEY_SWITCHVIDE
Event code 236 (KEY_BATTERY)
Event code 238 (KEY_WLAN)
Event code 240 (KEY_UNKNOWN)
Event code 389 (KEY_DVD)
Event type 4 (EV_MSC)
Event code 4 (MSC_SCAN)
Event type 17 (EV_LED)
Event code 0 (LED_NUML) state 0
Event code 1 (LED_CAPSL) state 0
Event code 2 (LED_SCROLLL) state 0
Key repeat handling:
Repeat type 20 (EV_REP)
Repeat code 0 (REP_DELAY)
Value 250
Repeat code 1 (REP_PERIOD)
Value 33
Properties:
Testing ... (interrupt to exit)
Event: time 1580834998.053861, type 4 (EV_MSC), code 4 (MSC_SCAN), value 81
Event: time 1580834998.053861, type 1 (EV_KEY), code 190 (KEY_F20), value 1
Event: time 1580834998.053861, -------------- SYN_REPORT ------------
Event: time 1580834998.060396, type 4 (EV_MSC), code 4 (MSC_SCAN), value 81
Event: time 1580834998.060396, type 1 (EV_KEY), code 190 (KEY_F20), value 0
Event: time 1580834998.060396, -------------- SYN_REPORT ------------
Event: time 1580835003.139581, type 4 (EV_MSC), code 4 (MSC_SCAN), value 81
Event: time 1580835003.139581, type 1 (EV_KEY), code 190 (KEY_F20), value 1
Event: time 1580835003.139581, -------------- SYN_REPORT ------------
Event: time 1580835003.146209, type 4 (EV_MSC), code 4 (MSC_SCAN), value 81
Event: time 1580835003.146209, type 1 (EV_KEY), code 190 (KEY_F20), value 0
Event: time 1580835003.146209, -------------- SYN_REPORT ------------
Event: time 1580835014.922668, type 4 (EV_MSC), code 4 (MSC_SCAN), value 81
Event: time 1580835014.922668, type 1 (EV_KEY), code 190 (KEY_F20), value 1
Event: time 1580835014.922668, -------------- SYN_REPORT ------------
Event: time 1580835014.929509, type 4 (EV_MSC), code 4 (MSC_SCAN), value 81
Event: time 1580835014.929509, type 1 (EV_KEY), code 190 (KEY_F20), value 0
Event: time 1580835014.929509, -------------- SYN_REPORT ------------
Event: time 1580835014.966776, type 4 (EV_MSC), code 4 (MSC_SCAN), value 42
Event: time 1580835014.966776, -------------- SYN_REPORT ------------