ubuntu20.04 has no sound through laptop inner speaker but has sound through hdmi or headphones

Asked by Leo Wu on 2021-03-26

I installed ubuntu 20.04 on my ASUS ROG laptop recently but it has no sound though laptop inner speaker. It has sound through hdmi and headphone, and in the setting page inner analog speaker is among the speaker list., tried reinstalling pavucontrol, alsamixer, does not fixed the problem. The following is a detailed output.

!!################################
!!ALSA Information Script v 0.5.0
!!################################

!!Script ran on: Fri Mar 26 16:00:58 UTC 2021

!!Linux Distribution
!!------------------

Ubuntu 20.04.2 LTS \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 20.04.2 LTS" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 20.04.2 LTS" HOME_URL="https://www.ubuntu.com/" SUPPORT_URL="https://help.ubuntu.com/" BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/" PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy" UBUNTU_CODENAME=focal

!!DMI Information
!!---------------

Manufacturer: ASUSTeK COMPUTER INC.
Product Name: ROG Strix G712LW_G712LW
Product Version: 1.0
Firmware Version: G712LW.310
System SKU:
Board Vendor: ASUSTeK COMPUTER INC.
Board Name: G712LW

!!ACPI Device Status Information
!!---------------

/sys/bus/acpi/devices/ACPI000C:00/status 15
/sys/bus/acpi/devices/ACPI000E:00/status 15
/sys/bus/acpi/devices/ASUS2018:00/status 15
/sys/bus/acpi/devices/ASUS9001:00/status 15
/sys/bus/acpi/devices/ATK3001:00/status 15
/sys/bus/acpi/devices/ATK4002:00/status 15
/sys/bus/acpi/devices/ELAN1203:00/status 15
/sys/bus/acpi/devices/INT33A1:00/status 15
/sys/bus/acpi/devices/INT3400:00/status 15
/sys/bus/acpi/devices/INT3403:02/status 15
/sys/bus/acpi/devices/INT340E:00/status 15
/sys/bus/acpi/devices/INT3450:00/status 15
/sys/bus/acpi/devices/INT3515:00/status 15
/sys/bus/acpi/devices/INT3F0D:00/status 15
/sys/bus/acpi/devices/LNXPOWER:00/status 1
/sys/bus/acpi/devices/LNXPOWER:01/status 1
/sys/bus/acpi/devices/LNXPOWER:02/status 15
/sys/bus/acpi/devices/LNXPOWER:03/status 1
/sys/bus/acpi/devices/LNXPOWER:04/status 1
/sys/bus/acpi/devices/LNXPOWER:05/status 1
/sys/bus/acpi/devices/LNXPOWER:06/status 1
/sys/bus/acpi/devices/MSFT0101:00/status 15
/sys/bus/acpi/devices/PNP0103:00/status 15
/sys/bus/acpi/devices/PNP0C02:00/status 3
/sys/bus/acpi/devices/PNP0C02:02/status 3
/sys/bus/acpi/devices/PNP0C02:05/status 3
/sys/bus/acpi/devices/PNP0C04:00/status 31
/sys/bus/acpi/devices/PNP0C0A:03/status 31
/sys/bus/acpi/devices/PNP0C0C:00/status 15
/sys/bus/acpi/devices/PNP0C0E:00/status 11
/sys/bus/acpi/devices/PNP0C0F:00/status 9
/sys/bus/acpi/devices/PNP0C0F:01/status 9
/sys/bus/acpi/devices/PNP0C0F:02/status 9
/sys/bus/acpi/devices/PNP0C0F:03/status 9
/sys/bus/acpi/devices/PNP0C0F:04/status 9
/sys/bus/acpi/devices/PNP0C0F:05/status 9
/sys/bus/acpi/devices/PNP0C0F:06/status 9
/sys/bus/acpi/devices/PNP0C0F:07/status 9
/sys/bus/acpi/devices/PRP00001:00/status 11
/sys/bus/acpi/devices/device:11/status 15

!!Kernel Information
!!------------------

Kernel release: 5.8.0-48-generic
Operating System: GNU/Linux
Architecture: x86_64
Processor: x86_64
SMP Enabled: Yes

!!ALSA Version
!!------------

Driver version: k5.8.0-48-generic
Library version: 1.2.2
Utilities version: 1.2.2

!!Loaded ALSA modules
!!-------------------

snd_hda_intel (card 0)
snd_hda_intel (card 1)
snd_usb_audio (card 2)

!!Sound Servers on this system
!!----------------------------

Pulseaudio:
      Installed - Yes (/usr/bin/pulseaudio)
      Running - Yes

!!Soundcards recognised by ALSA
!!-----------------------------

 0 [PCH ]: HDA-Intel - HDA Intel PCH
                      HDA Intel PCH at 0xc5418000 irq 159
 1 [NVidia ]: HDA-Intel - HDA NVidia
                      HDA NVidia at 0xc5080000 irq 17
 2 [Webcam ]: USB-Audio - Lenovo FHD Webcam
                      Vimicro Corp. Lenovo FHD Webcam at usb-0000:00:14.0-3, high speed

!!PCI Soundcards installed in the system
!!--------------------------------------

00:1f.3 Audio device [0403]: Intel Corporation Comet Lake PCH cAVS [8086:06c8] (prog-if 80)
 Subsystem: ASUSTeK Computer Inc. Device [1043:1a8e]
01:00.1 Audio device [0403]: NVIDIA Corporation TU106 High Definition Audio Controller [10de:10f9] (rev a1)
 Subsystem: ASUSTeK Computer Inc. TU106 High Definition Audio Controller [1043:198f]

!!Modprobe options (Sound related)
!!--------------------------------

snd_pcsp: index=-2
snd_usb_audio: index=-2
snd_atiixp_modem: index=-2
snd_intel8x0m: index=-2
snd_via82xx_modem: index=-2
snd_atiixp_modem: index=-2
snd_intel8x0m: index=-2
snd_via82xx_modem: index=-2
snd_usb_audio: index=-2
snd_usb_caiaq: index=-2
snd_usb_ua101: index=-2
snd_usb_us122l: index=-2
snd_usb_usx2y: index=-2
snd_cmipci: mpu_port=0x330 fm_port=0x388
snd_pcsp: index=-2
snd_usb_audio: index=-2

!!Loaded sound module options
!!---------------------------

!!Module: snd_hda_intel
 align_buffer_size : -1
 bdl_pos_adj : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
 beep_mode : N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N
 dmic_detect : Y
 enable : Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y
 enable_msi : -1
 id : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
 index : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
 jackpoll_ms : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
 model : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
 patch : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
 pm_blacklist : Y
 position_fix : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
 power_save : 1
 power_save_controller : Y
 probe_mask : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
 probe_only : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
 single_cmd : -1
 snoop : -1

!!Module: snd_hda_intel
 align_buffer_size : -1
 bdl_pos_adj : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
 beep_mode : N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N
 dmic_detect : Y
 enable : Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y
 enable_msi : -1
 id : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
 index : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
 jackpoll_ms : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
 model : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
 patch : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
 pm_blacklist : Y
 position_fix : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
 power_save : 1
 power_save_controller : Y
 probe_mask : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
 probe_only : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
 single_cmd : -1
 snoop : -1

!!Module: snd_usb_audio
 autoclock : Y
 delayed_register : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
 device_setup : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
 enable : Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y
 id : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
 ignore_ctl_error : N
 index : -2,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
 pid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
 skip_validation : N
 use_vmalloc : Y
 vid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1

!!Sysfs card info
!!---------------

!!Card: /sys/class/sound/card0
Driver: /sys/bus/pci/drivers/snd_hda_intel
Tree:

!!Card: /sys/class/sound/card1
Driver: /sys/bus/pci/drivers/snd_hda_intel
Tree:

!!Card: /sys/class/sound/card2
Driver: /sys/bus/usb/drivers/snd-usb-audio
Tree:

!!HDA-Intel Codec information
!!---------------------------
--startcollapse--

Codec: Realtek ALC294
Address: 0
AFG Function Id: 0x1 (unsol 1)
Vendor Id: 0x10ec0294
Subsystem Id: 0x10431a8e
Revision Id: 0x100004
No Modem Function Group found
Default PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
Default Amp-In caps: N/A
Default Amp-Out caps: N/A
State of AFG node 0x01:
  Power states: D0 D1 D2 D3 D3cold CLKSTOP EPSS
  Power: setting=D0, actual=D0
GPIO: io=4, o=0, i=0, unsolicited=1, wake=0
  IO[0]: enable=0, dir=0, wake=0, sticky=0, data=0, unsol=0
  IO[1]: enable=0, dir=0, wake=0, sticky=0, data=0, unsol=0
  IO[2]: enable=0, dir=0, wake=0, sticky=0, data=0, unsol=0
  IO[3]: enable=0, dir=0, wake=0, sticky=0, data=0, unsol=0
Node 0x02 [Audio Output] wcaps 0x41d: Stereo Amp-Out
  Control: name="Headphone Playback Volume", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Device: name="ALC294 Analog", type="Audio", device=0
  Amp-Out caps: ofs=0x57, nsteps=0x57, stepsize=0x02, mute=0
  Amp-Out vals: [0x00 0x00]
  Converter: stream=0, channel=0
  PCM:
    rates [0x540]: 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x03 [Audio Output] wcaps 0x41d: Stereo Amp-Out
  Control: name="Speaker Playback Volume", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Amp-Out caps: ofs=0x57, nsteps=0x57, stepsize=0x02, mute=0
  Amp-Out vals: [0x57 0x57]
  Converter: stream=0, channel=0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x04 [Vendor Defined Widget] wcaps 0xf00000: Mono
Node 0x05 [Vendor Defined Widget] wcaps 0xf00000: Mono
Node 0x06 [Audio Output] wcaps 0x411: Stereo
  Converter: stream=0, channel=0
  PCM:
    rates [0x40]: 48000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x07 [Audio Input] wcaps 0x10051b: Stereo Amp-In
  Amp-In caps: ofs=0x17, nsteps=0x3f, stepsize=0x02, mute=1
  Amp-In vals: [0x97 0x97]
  Converter: stream=0, channel=0
  SDI-Select: 0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 1
     0x24
Node 0x08 [Audio Input] wcaps 0x10051b: Stereo Amp-In
  Amp-In caps: ofs=0x17, nsteps=0x3f, stepsize=0x02, mute=1
  Amp-In vals: [0x97 0x97]
  Converter: stream=0, channel=0
  SDI-Select: 0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 1
     0x23
Node 0x09 [Audio Input] wcaps 0x10051b: Stereo Amp-In
  Control: name="Capture Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=0, ofs=0
  Control: name="Capture Switch", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=0, ofs=0
  Device: name="ALC294 Analog", type="Audio", device=0
  Amp-In caps: ofs=0x17, nsteps=0x3f, stepsize=0x02, mute=1
  Amp-In vals: [0x3a 0x3a]
  Converter: stream=0, channel=0
  SDI-Select: 0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 1
     0x22
Node 0x0a [Audio Input] wcaps 0x100711: Stereo Digital
  Converter: stream=0, channel=0
  SDI-Select: 0
  Digital:
  Digital category: 0x0
  IEC Coding Type: 0x0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 1
     0x1f
Node 0x0b [Vendor Defined Widget] wcaps 0xf00000: Mono
Node 0x0c [Vendor Defined Widget] wcaps 0xf00000: Mono
Node 0x0d [Vendor Defined Widget] wcaps 0xf00000: Mono
Node 0x0e [Vendor Defined Widget] wcaps 0xf00000: Mono
Node 0x0f [Vendor Defined Widget] wcaps 0xf00000: Mono
Node 0x10 [Vendor Defined Widget] wcaps 0xf00000: Mono
Node 0x11 [Vendor Defined Widget] wcaps 0xf00000: Mono
Node 0x12 [Pin Complex] wcaps 0x40040b: Stereo Amp-In
  Control: name="Internal Mic Boost Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=0, ofs=0
  Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
  Amp-In vals: [0x00 0x00]
  Pincap 0x00000020: IN
  Pin Default 0x90a60130: [Fixed] Mic at Int N/A
    Conn = Digital, Color = Unknown
    DefAssociation = 0x3, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x20: IN
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x13 [Pin Complex] wcaps 0x40040b: Stereo Amp-In
  Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
  Amp-In vals: [0x00 0x00]
  Pincap 0x00000020: IN
  Pin Default 0x40000000: [N/A] Line Out at Ext N/A
    Conn = Unknown, Color = Unknown
    DefAssociation = 0x0, Sequence = 0x0
  Pin-ctls: 0x00:
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x14 [Pin Complex] wcaps 0x40058d: Stereo Amp-Out
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals: [0x80 0x80]
  Pincap 0x00010010: OUT EAPD
  EAPD 0x2: EAPD
  Pin Default 0x411111f0: [N/A] Speaker at Ext Rear
    Conn = 1/8, Color = Black
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 1
     0x02
Node 0x15 [Pin Complex] wcaps 0x40058d: Stereo Amp-Out
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals: [0x80 0x80]
  Pincap 0x0001001c: OUT HP EAPD Detect
  EAPD 0x2: EAPD
  Pin Default 0x411111f0: [N/A] Speaker at Ext Rear
    Conn = 1/8, Color = Black
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 3
     0x02* 0x03 0x06
Node 0x16 [Pin Complex] wcaps 0x40058d: Stereo Amp-Out
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals: [0x80 0x80]
  Pincap 0x00010014: OUT EAPD Detect
  EAPD 0x2: EAPD
  Pin Default 0x411111f0: [N/A] Speaker at Ext Rear
    Conn = 1/8, Color = Black
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 2
     0x02* 0x03
Node 0x17 [Pin Complex] wcaps 0x40058d: Stereo Amp-Out
  Control: name="Speaker Playback Switch", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals: [0x00 0x00]
  Pincap 0x0001001c: OUT HP EAPD Detect
  EAPD 0x2: EAPD
  Pin Default 0x90170110: [Fixed] Speaker at Int N/A
    Conn = Analog, Color = Unknown
    DefAssociation = 0x1, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x40: OUT
  Unsolicited: tag=00, enabled=0
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 3
     0x02 0x03* 0x06
Node 0x18 [Pin Complex] wcaps 0x400481: Stereo
  Pincap 0x00000024: IN Detect
  Pin Default 0x411111f0: [N/A] Speaker at Ext Rear
    Conn = 1/8, Color = Black
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x19 [Pin Complex] wcaps 0x40048b: Stereo Amp-In
  Control: name="Headset Mic Boost Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=0, ofs=0
  Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
  Amp-In vals: [0x02 0x02]
  Pincap 0x00003724: IN Detect
    Vref caps: HIZ 50 GRD 80 100
  Pin Default 0x411111f0: [N/A] Speaker at Ext Rear
    Conn = 1/8, Color = Black
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x24: IN VREF_80
  Unsolicited: tag=02, enabled=1
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x1a [Pin Complex] wcaps 0x40048b: Stereo Amp-In
  Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
  Amp-In vals: [0x00 0x00]
  Pincap 0x00003724: IN Detect
    Vref caps: HIZ 50 GRD 80 100
  Pin Default 0x411111f0: [N/A] Speaker at Ext Rear
    Conn = 1/8, Color = Black
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x00: VREF_HIZ
  Unsolicited: tag=00, enabled=0
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x1b [Pin Complex] wcaps 0x40058f: Stereo Amp-In Amp-Out
  Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
  Amp-In vals: [0x00 0x00]
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals: [0x80 0x80]
  Pincap 0x00013734: IN OUT EAPD Detect
    Vref caps: HIZ 50 GRD 80 100
  EAPD 0x2: EAPD
  Pin Default 0x411111f0: [N/A] Speaker at Ext Rear
    Conn = 1/8, Color = Black
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x20: IN VREF_HIZ
  Unsolicited: tag=00, enabled=0
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 2
     0x02* 0x03
Node 0x1c [Vendor Defined Widget] wcaps 0xf00000: Mono
Node 0x1d [Pin Complex] wcaps 0x400400: Mono
  Pincap 0x00000020: IN
  Pin Default 0x40679a2d: [N/A] Modem Line at Ext N/A
    Conn = Analog, Color = Pink
    DefAssociation = 0x2, Sequence = 0xd
  Pin-ctls: 0x20: IN
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x1e [Pin Complex] wcaps 0x400581: Stereo
  Pincap 0x00000014: OUT Detect
  Pin Default 0x411111f0: [N/A] Speaker at Ext Rear
    Conn = 1/8, Color = Black
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x40: OUT
  Unsolicited: tag=00, enabled=0
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 1
     0x06
Node 0x1f [Pin Complex] wcaps 0x400681: Stereo Digital
  Pincap 0x00000024: IN Detect
  Pin Default 0x411111f0: [N/A] Speaker at Ext Rear
    Conn = 1/8, Color = Black
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x20: IN
  Unsolicited: tag=00, enabled=0
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x20 [Vendor Defined Widget] wcaps 0xf00040: Mono
  Processing caps: benign=0, ncoeff=130
Node 0x21 [Pin Complex] wcaps 0x40058d: Stereo Amp-Out
  Control: name="Headphone Playback Switch", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals: [0x80 0x80]
  Pincap 0x0001001c: OUT HP EAPD Detect
  EAPD 0x2: EAPD
  Pin Default 0x03211020: [Jack] HP Out at Ext Left
    Conn = 1/8, Color = Black
    DefAssociation = 0x2, Sequence = 0x0
  Pin-ctls: 0xc0: OUT HP
  Unsolicited: tag=01, enabled=1
  Power states: D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 2
     0x02* 0x03
Node 0x22 [Audio Selector] wcaps 0x300101: Stereo
  Connection: 4
     0x19 0x1a 0x1b 0x12*
Node 0x23 [Audio Selector] wcaps 0x300101: Stereo
  Connection: 4
     0x19* 0x1a 0x1b 0x13
Node 0x24 [Audio Selector] wcaps 0x300101: Stereo
  Connection: 3
     0x12* 0x13 0x18
Node 0x25 [Vendor Defined Widget] wcaps 0xf00000: Mono
Codec: Intel Kabylake HDMI
Address: 2
AFG Function Id: 0x1 (unsol 0)
Vendor Id: 0x8086280b
Subsystem Id: 0x80860101
Revision Id: 0x100000
No Modem Function Group found
Default PCM:
    rates [0x0]:
    bits [0x0]:
    formats [0x0]:
Default Amp-In caps: N/A
Default Amp-Out caps: N/A
State of AFG node 0x01:
  Power states: D0 D3 CLKSTOP EPSS
  Power: setting=D0, actual=D0, Clock-stop-OK
GPIO: io=0, o=0, i=0, unsolicited=0, wake=0
Node 0x02 [Audio Output] wcaps 0x6611: 8-Channels Digital
  Converter: stream=0, channel=0
  Digital: Enabled KAE
  Digital category: 0x0
  IEC Coding Type: 0x0
  PCM:
    rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000
    bits [0x1a]: 16 24 32
    formats [0x5]: PCM AC3
  Power states: D0 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x03 [Audio Output] wcaps 0x6611: 8-Channels Digital
  Converter: stream=0, channel=0
  Digital: Enabled KAE
  Digital category: 0x0
  IEC Coding Type: 0x0
  PCM:
    rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000
    bits [0x1a]: 16 24 32
    formats [0x5]: PCM AC3
  Power states: D0 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x04 [Audio Output] wcaps 0x6611: 8-Channels Digital
  Converter: stream=0, channel=0
  Digital: Enabled KAE
  Digital category: 0x0
  IEC Coding Type: 0x0
  PCM:
    rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000
    bits [0x1a]: 16 24 32
    formats [0x5]: PCM AC3
  Power states: D0 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x05 [Pin Complex] wcaps 0x40778d: 8-Channels Digital Amp-Out CP
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals: [0x00 0x00]
  Pincap 0x0b000094: OUT Detect HBR HDMI DP
  Pin Default 0x18560010: [Jack] Digital Out at Int HDMI
    Conn = Digital, Color = Unknown
    DefAssociation = 0x1, Sequence = 0x0
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Power states: D0 D3 EPSS
  Power: setting=D0, actual=D0
  Devices: 0
  Connection: 0
Node 0x06 [Pin Complex] wcaps 0x40778d: 8-Channels Digital Amp-Out CP
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals: [0x00 0x00]
  Pincap 0x0b000094: OUT Detect HBR HDMI DP
  Pin Default 0x18560010: [Jack] Digital Out at Int HDMI
    Conn = Digital, Color = Unknown
    DefAssociation = 0x1, Sequence = 0x0
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Power states: D0 D3 EPSS
  Power: setting=D0, actual=D0
  Devices: 0
  Connection: 0
Node 0x07 [Pin Complex] wcaps 0x40778d: 8-Channels Digital Amp-Out CP
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals: [0x00 0x00]
  Pincap 0x0b000094: OUT Detect HBR HDMI DP
  Pin Default 0x18560010: [Jack] Digital Out at Int HDMI
    Conn = Digital, Color = Unknown
    DefAssociation = 0x1, Sequence = 0x0
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Power states: D0 D3 EPSS
  Power: setting=D0, actual=D0
  Devices: 0
  Connection: 0
Node 0x08 [Vendor Defined Widget] wcaps 0xf00000: Mono
Codec: Nvidia GPU 93 HDMI/DP
Address: 0
AFG Function Id: 0x1 (unsol 0)
Vendor Id: 0x10de0093
Subsystem Id: 0x1043198f
Revision Id: 0x100100
No Modem Function Group found
Default PCM:
    rates [0x0]:
    bits [0x0]:
    formats [0x0]:
Default Amp-In caps: N/A
Default Amp-Out caps: N/A
State of AFG node 0x01:
  Power states: D0 D1 D2 D3 CLKSTOP EPSS
  Power: setting=D0, actual=D0
GPIO: io=0, o=0, i=0, unsolicited=0, wake=0
Node 0x04 [Pin Complex] wcaps 0x407381: 8-Channels Digital CP
  Pincap 0x09000094: OUT Detect HBR HDMI DP
  Pin Default 0x185600f0: [Jack] Digital Out at Int HDMI
    Conn = Digital, Color = Unknown
    DefAssociation = 0xf, Sequence = 0x0
  Pin-ctls: 0x00:
  Unsolicited: tag=01, enabled=1
  Devices: 4
    *Dev 00: PD = 1, ELDV = 1, IA = 0
     Dev 01: PD = 0, ELDV = 0, IA = 0
     Dev 02: PD = 0, ELDV = 0, IA = 0
     Dev 03: PD = 0, ELDV = 0, IA = 0
  Connection: 4
     0x08* 0x09 0x0a 0x0b
Node 0x05 [Pin Complex] wcaps 0x407381: 8-Channels Digital CP
  Pincap 0x09000094: OUT Detect HBR HDMI DP
  Pin Default 0x185600f0: [Jack] Digital Out at Int HDMI
    Conn = Digital, Color = Unknown
    DefAssociation = 0xf, Sequence = 0x0
  Pin-ctls: 0x00:
  Unsolicited: tag=05, enabled=1
  Devices: 4
     Dev 00: PD = 0, ELDV = 0, IA = 0
     Dev 01: PD = 0, ELDV = 0, IA = 0
     Dev 02: PD = 0, ELDV = 0, IA = 0
    *Dev 03: PD = 0, ELDV = 0, IA = 0
  Connection: 4
     0x08* 0x09 0x0a 0x0b
Node 0x06 [Pin Complex] wcaps 0x407381: 8-Channels Digital CP
  Pincap 0x09000094: OUT Detect HBR HDMI DP
  Pin Default 0x585600f0: [N/A] Digital Out at Int HDMI
    Conn = Digital, Color = Unknown
    DefAssociation = 0xf, Sequence = 0x0
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Devices: 4
    *Dev 00: PD = 0, ELDV = 0, IA = 0
     Dev 01: PD = 0, ELDV = 0, IA = 0
     Dev 02: PD = 0, ELDV = 0, IA = 0
     Dev 03: PD = 0, ELDV = 0, IA = 0
  Connection: 4
     0x08* 0x09 0x0a 0x0b
Node 0x07 [Pin Complex] wcaps 0x407381: 8-Channels Digital CP
  Pincap 0x09000094: OUT Detect HBR HDMI DP
  Pin Default 0x585600f0: [N/A] Digital Out at Int HDMI
    Conn = Digital, Color = Unknown
    DefAssociation = 0xf, Sequence = 0x0
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Devices: 4
    *Dev 00: PD = 0, ELDV = 0, IA = 0
     Dev 01: PD = 0, ELDV = 0, IA = 0
     Dev 02: PD = 0, ELDV = 0, IA = 0
     Dev 03: PD = 0, ELDV = 0, IA = 0
  Connection: 4
     0x08* 0x09 0x0a 0x0b
Node 0x08 [Audio Output] wcaps 0x62b1: 8-Channels Digital Stripe
  Converter: stream=0, channel=0
  Digital: Enabled GenLevel
  Digital category: 0x2
  IEC Coding Type: 0x0
  PCM:
    rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000
    bits [0xe]: 16 20 24
    formats [0x5]: PCM AC3
  Unsolicited: tag=00, enabled=0
Node 0x09 [Audio Output] wcaps 0x62b1: 8-Channels Digital Stripe
  Converter: stream=0, channel=0
  Digital:
  Digital category: 0x0
  IEC Coding Type: 0x0
  PCM:
    rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000
    bits [0xe]: 16 20 24
    formats [0x5]: PCM AC3
  Unsolicited: tag=00, enabled=0
Node 0x0a [Audio Output] wcaps 0x62b1: 8-Channels Digital Stripe
  Converter: stream=0, channel=0
  Digital:
  Digital category: 0x0
  IEC Coding Type: 0x0
  PCM:
    rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000
    bits [0xe]: 16 20 24
    formats [0x5]: PCM AC3
  Unsolicited: tag=00, enabled=0
Node 0x0b [Audio Output] wcaps 0x62b1: 8-Channels Digital Stripe
  Converter: stream=0, channel=0
  Digital:
  Digital category: 0x0
  IEC Coding Type: 0x0
  PCM:
    rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000
    bits [0xe]: 16 20 24
    formats [0x5]: PCM AC3
  Unsolicited: tag=00, enabled=0
--endcollapse--

!!USB Descriptors
!!---------------
--startcollapse--

Bus 001 Device 002: ID 17ef:4831 Lenovo Lenovo FHD Webcam
Device Descriptor:
  bLength 18
  bDescriptorType 1
  bcdUSB 2.00
  bDeviceClass 239 Miscellaneous Device
  bDeviceSubClass 2
  bDeviceProtocol 1 Interface Association
  bMaxPacketSize0 64
  idVendor 0x17ef Lenovo
  idProduct 0x4831
  bcdDevice 50.02
  iManufacturer 1
  iProduct 2
  iSerial 3
  bNumConfigurations 1
  Configuration Descriptor:
    bLength 9
    bDescriptorType 2
    wTotalLength 0x04ac
    bNumInterfaces 4
    bConfigurationValue 1
    iConfiguration 0
    bmAttributes 0x80
      (Bus Powered)
    MaxPower 256mA
    Interface Association:
      bLength 8
      bDescriptorType 11
      bFirstInterface 0
      bInterfaceCount 2
      bFunctionClass 14 Video
      bFunctionSubClass 3 Video Interface Collection
      bFunctionProtocol 0
      iFunction 2
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 0
      bAlternateSetting 0
      bNumEndpoints 1
      bInterfaceClass 14 Video
      bInterfaceSubClass 1 Video Control
      bInterfaceProtocol 0
      iInterface 2
      VideoControl Interface Descriptor:
        bLength 13
        bDescriptorType 36
        bDescriptorSubtype 1 (HEADER)
        bcdUVC 1.00
        wTotalLength 0x004f
        dwClockFrequency 30.000000MHz
        bInCollection 1
        baInterfaceNr( 0) 1
      VideoControl Interface Descriptor:
        bLength 18
        bDescriptorType 36
        bDescriptorSubtype 2 (INPUT_TERMINAL)
        bTerminalID 1
        wTerminalType 0x0201 Camera Sensor
        bAssocTerminal 0
        iTerminal 0
        wObjectiveFocalLengthMin 0
        wObjectiveFocalLengthMax 0
        wOcularFocalLength 0
        bControlSize 3
        bmControls 0x0000000a
          Auto-Exposure Mode
          Exposure Time (Absolute)
      VideoControl Interface Descriptor:
        bLength 11
        bDescriptorType 36
        bDescriptorSubtype 5 (PROCESSING_UNIT)
      Warning: Descriptor too short
        bUnitID 2
        bSourceID 1
        wMaxMultiplier 0
        bControlSize 2
        bmControls 0x0000147f
          Brightness
          Contrast
          Hue
          Saturation
          Sharpness
          Gamma
          White Balance Temperature
          Power Line Frequency
          White Balance Temperature, Auto
        iProcessing 0
        bmVideoStandards 0x09
          None
          SECAM - 625/50
      VideoControl Interface Descriptor:
        bLength 9
        bDescriptorType 36
        bDescriptorSubtype 3 (OUTPUT_TERMINAL)
        bTerminalID 3
        wTerminalType 0x0101 USB Streaming
        bAssocTerminal 0
        bSourceID 2
        iTerminal 0
      VideoControl Interface Descriptor:
        bLength 28
        bDescriptorType 36
        bDescriptorSubtype 6 (EXTENSION_UNIT)
        bUnitID 4
        guidExtensionCode {a917c75d-4119-11da-ae0e-000d56ac7b4c}
        bNumControl 9
        bNrPins 1
        baSourceID( 0) 1
        bControlSize 3
        bmControls( 0) 0x59
        bmControls( 1) 0x80
        bmControls( 2) 0x80
        iExtension 0
      Endpoint Descriptor:
        bLength 7
        bDescriptorType 5
        bEndpointAddress 0x81 EP 1 IN
        bmAttributes 3
          Transfer Type Interrupt
          Synch Type None
          Usage Type Data
        wMaxPacketSize 0x0010 1x 16 bytes
        bInterval 5
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 1
      bAlternateSetting 0
      bNumEndpoints 0
      bInterfaceClass 14 Video
      bInterfaceSubClass 2 Video Streaming
      bInterfaceProtocol 0
      iInterface 0
      VideoStreaming Interface Descriptor:
        bLength 15
        bDescriptorType 36
        bDescriptorSubtype 1 (INPUT_HEADER)
        bNumFormats 2
        wTotalLength 0x0339
        bEndPointAddress 130
        bmInfo 0
        bTerminalLink 3
        bStillCaptureMethod 2
        bTriggerSupport 1
        bTriggerUsage 0
        bControlSize 1
        bmaControls( 0) 0
        bmaControls( 1) 0
      VideoStreaming Interface Descriptor:
        bLength 11
        bDescriptorType 36
        bDescriptorSubtype 6 (FORMAT_MJPEG)
        bFormatIndex 1
        bNumFrameDescriptors 11
        bFlags 1
          Fixed-size samples: Yes
        bDefaultFrameIndex 1
        bAspectRatioX 0
        bAspectRatioY 0
        bmInterlaceFlags 0x00
          Interlaced stream or variable: No
          Fields per frame: 1 fields
          Field 1 first: No
          Field pattern: Field 1 only
        bCopyProtect 0
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 7 (FRAME_MJPEG)
        bFrameIndex 1
        bmCapabilities 0x00
          Still image unsupported
        wWidth 1920
        wHeight 1080
        dwMinBitRate 995328000
        dwMaxBitRate 995328000
        dwMaxVideoFrameBufferSize 4147200
        dwDefaultFrameInterval 333333
        bFrameIntervalType 1
        dwFrameInterval( 0) 333333
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 7 (FRAME_MJPEG)
        bFrameIndex 2
        bmCapabilities 0x00
          Still image unsupported
        wWidth 640
        wHeight 480
        dwMinBitRate 147456000
        dwMaxBitRate 147456000
        dwMaxVideoFrameBufferSize 614400
        dwDefaultFrameInterval 333333
        bFrameIntervalType 1
        dwFrameInterval( 0) 333333
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 7 (FRAME_MJPEG)
        bFrameIndex 3
        bmCapabilities 0x00
          Still image unsupported
        wWidth 544
        wHeight 288
        dwMinBitRate 75202560
        dwMaxBitRate 75202560
        dwMaxVideoFrameBufferSize 313344
        dwDefaultFrameInterval 333333
        bFrameIntervalType 1
        dwFrameInterval( 0) 333333
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 7 (FRAME_MJPEG)
        bFrameIndex 4
        bmCapabilities 0x00
          Still image unsupported
        wWidth 320
        wHeight 240
        dwMinBitRate 36864000
        dwMaxBitRate 36864000
        dwMaxVideoFrameBufferSize 153600
        dwDefaultFrameInterval 333333
        bFrameIntervalType 1
        dwFrameInterval( 0) 333333
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 7 (FRAME_MJPEG)
        bFrameIndex 5
        bmCapabilities 0x00
          Still image unsupported
        wWidth 432
        wHeight 240
        dwMinBitRate 49766400
        dwMaxBitRate 49766400
        dwMaxVideoFrameBufferSize 207360
        dwDefaultFrameInterval 333333
        bFrameIntervalType 1
        dwFrameInterval( 0) 333333
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 7 (FRAME_MJPEG)
        bFrameIndex 6
        bmCapabilities 0x00
          Still image unsupported
        wWidth 160
        wHeight 120
        dwMinBitRate 9216000
        dwMaxBitRate 9216000
        dwMaxVideoFrameBufferSize 38400
        dwDefaultFrameInterval 333333
        bFrameIntervalType 1
        dwFrameInterval( 0) 333333
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 7 (FRAME_MJPEG)
        bFrameIndex 7
        bmCapabilities 0x00
          Still image unsupported
        wWidth 800
        wHeight 600
        dwMinBitRate 230400000
        dwMaxBitRate 230400000
        dwMaxVideoFrameBufferSize 960000
        dwDefaultFrameInterval 333333
        bFrameIntervalType 1
        dwFrameInterval( 0) 333333
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 7 (FRAME_MJPEG)
        bFrameIndex 8
        bmCapabilities 0x00
          Still image unsupported
        wWidth 864
        wHeight 480
        dwMinBitRate 199065600
        dwMaxBitRate 199065600
        dwMaxVideoFrameBufferSize 829440
        dwDefaultFrameInterval 333333
        bFrameIntervalType 1
        dwFrameInterval( 0) 333333
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 7 (FRAME_MJPEG)
        bFrameIndex 9
        bmCapabilities 0x00
          Still image unsupported
        wWidth 960
        wHeight 720
        dwMinBitRate 331776000
        dwMaxBitRate 331776000
        dwMaxVideoFrameBufferSize 1382400
        dwDefaultFrameInterval 333333
        bFrameIntervalType 1
        dwFrameInterval( 0) 333333
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 7 (FRAME_MJPEG)
        bFrameIndex 10
        bmCapabilities 0x00
          Still image unsupported
        wWidth 1024
        wHeight 576
        dwMinBitRate 283115520
        dwMaxBitRate 283115520
        dwMaxVideoFrameBufferSize 1179648
        dwDefaultFrameInterval 333333
        bFrameIntervalType 1
        dwFrameInterval( 0) 333333
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 7 (FRAME_MJPEG)
        bFrameIndex 11
        bmCapabilities 0x00
          Still image unsupported
        wWidth 1280
        wHeight 720
        dwMinBitRate 442368000
        dwMaxBitRate 442368000
        dwMaxVideoFrameBufferSize 1843200
        dwDefaultFrameInterval 333333
        bFrameIntervalType 1
        dwFrameInterval( 0) 333333
      VideoStreaming Interface Descriptor:
        bLength 50
        bDescriptorType 36
        bDescriptorSubtype 3 (STILL_IMAGE_FRAME)
        bEndpointAddress 0
        bNumImageSizePatterns 11
        wWidth( 0) 1920
        wHeight( 0) 1080
        wWidth( 1) 640
        wHeight( 1) 480
        wWidth( 2) 544
        wHeight( 2) 288
        wWidth( 3) 320
        wHeight( 3) 240
        wWidth( 4) 432
        wHeight( 4) 240
        wWidth( 5) 160
        wHeight( 5) 120
        wWidth( 6) 800
        wHeight( 6) 600
        wWidth( 7) 864
        wHeight( 7) 480
        wWidth( 8) 960
        wHeight( 8) 720
        wWidth( 9) 1024
        wHeight( 9) 576
        wWidth(10) 1280
        wHeight(10) 720
        bNumCompressionPatterns 0
      VideoStreaming Interface Descriptor:
        bLength 6
        bDescriptorType 36
        bDescriptorSubtype 13 (COLORFORMAT)
        bColorPrimaries 1 (BT.709,sRGB)
        bTransferCharacteristics 1 (BT.709)
        bMatrixCoefficients 4 (SMPTE 170M (BT.601))
      VideoStreaming Interface Descriptor:
        bLength 27
        bDescriptorType 36
        bDescriptorSubtype 4 (FORMAT_UNCOMPRESSED)
        bFormatIndex 2
        bNumFrameDescriptors 11
        guidFormat {32595559-0000-0010-8000-00aa00389b71}
        bBitsPerPixel 16
        bDefaultFrameIndex 1
        bAspectRatioX 0
        bAspectRatioY 0
        bmInterlaceFlags 0x00
          Interlaced stream or variable: No
          Fields per frame: 2 fields
          Field 1 first: No
          Field pattern: Field 1 only
        bCopyProtect 0
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
        bFrameIndex 1
        bmCapabilities 0x00
          Still image unsupported
        wWidth 1920
        wHeight 1080
        dwMinBitRate 165888000
        dwMaxBitRate 165888000
        dwMaxVideoFrameBufferSize 4147200
        dwDefaultFrameInterval 2000000
        bFrameIntervalType 1
        dwFrameInterval( 0) 2000000
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
        bFrameIndex 2
        bmCapabilities 0x00
          Still image unsupported
        wWidth 640
        wHeight 480
        dwMinBitRate 147456000
        dwMaxBitRate 147456000
        dwMaxVideoFrameBufferSize 614400
        dwDefaultFrameInterval 333333
        bFrameIntervalType 1
        dwFrameInterval( 0) 333333
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
        bFrameIndex 3
        bmCapabilities 0x00
          Still image unsupported
        wWidth 544
        wHeight 288
        dwMinBitRate 75202560
        dwMaxBitRate 75202560
        dwMaxVideoFrameBufferSize 313344
        dwDefaultFrameInterval 333333
        bFrameIntervalType 1
        dwFrameInterval( 0) 333333
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
        bFrameIndex 4
        bmCapabilities 0x00
          Still image unsupported
        wWidth 320
        wHeight 240
        dwMinBitRate 36864000
        dwMaxBitRate 36864000
        dwMaxVideoFrameBufferSize 153600
        dwDefaultFrameInterval 333333
        bFrameIntervalType 1
        dwFrameInterval( 0) 333333
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
        bFrameIndex 5
        bmCapabilities 0x00
          Still image unsupported
        wWidth 432
        wHeight 240
        dwMinBitRate 49766400
        dwMaxBitRate 49766400
        dwMaxVideoFrameBufferSize 207360
        dwDefaultFrameInterval 333333
        bFrameIntervalType 1
        dwFrameInterval( 0) 333333
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
        bFrameIndex 6
        bmCapabilities 0x00
          Still image unsupported
        wWidth 160
        wHeight 120
        dwMinBitRate 9216000
        dwMaxBitRate 9216000
        dwMaxVideoFrameBufferSize 38400
        dwDefaultFrameInterval 333333
        bFrameIntervalType 1
        dwFrameInterval( 0) 333333
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
        bFrameIndex 7
        bmCapabilities 0x00
          Still image unsupported
        wWidth 800
        wHeight 600
        dwMinBitRate 153600000
        dwMaxBitRate 153600000
        dwMaxVideoFrameBufferSize 960000
        dwDefaultFrameInterval 500000
        bFrameIntervalType 1
        dwFrameInterval( 0) 500000
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
        bFrameIndex 8
        bmCapabilities 0x00
          Still image unsupported
        wWidth 864
        wHeight 480
        dwMinBitRate 132710400
        dwMaxBitRate 132710400
        dwMaxVideoFrameBufferSize 829440
        dwDefaultFrameInterval 500000
        bFrameIntervalType 1
        dwFrameInterval( 0) 500000
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
        bFrameIndex 9
        bmCapabilities 0x00
          Still image unsupported
        wWidth 960
        wHeight 720
        dwMinBitRate 138240000
        dwMaxBitRate 138240000
        dwMaxVideoFrameBufferSize 1382400
        dwDefaultFrameInterval 800000
        bFrameIntervalType 1
        dwFrameInterval( 0) 800000
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
        bFrameIndex 10
        bmCapabilities 0x00
          Still image unsupported
        wWidth 1024
        wHeight 576
        dwMinBitRate 141557760
        dwMaxBitRate 141557760
        dwMaxVideoFrameBufferSize 1179648
        dwDefaultFrameInterval 666667
        bFrameIntervalType 1
        dwFrameInterval( 0) 666667
      VideoStreaming Interface Descriptor:
        bLength 30
        bDescriptorType 36
        bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
        bFrameIndex 11
        bmCapabilities 0x00
          Still image unsupported
        wWidth 1280
        wHeight 720
        dwMinBitRate 147456000
        dwMaxBitRate 147456000
        dwMaxVideoFrameBufferSize 1843200
        dwDefaultFrameInterval 1000000
        bFrameIntervalType 1
        dwFrameInterval( 0) 1000000
      VideoStreaming Interface Descriptor:
        bLength 50
        bDescriptorType 36
        bDescriptorSubtype 3 (STILL_IMAGE_FRAME)
        bEndpointAddress 0
        bNumImageSizePatterns 11
        wWidth( 0) 1920
        wHeight( 0) 1080
        wWidth( 1) 640
        wHeight( 1) 480
        wWidth( 2) 544
        wHeight( 2) 288
        wWidth( 3) 320
        wHeight( 3) 240
        wWidth( 4) 432
        wHeight( 4) 240
        wWidth( 5) 160
        wHeight( 5) 120
        wWidth( 6) 800
        wHeight( 6) 600
        wWidth( 7) 864
        wHeight( 7) 480
        wWidth( 8) 960
        wHeight( 8) 720
        wWidth( 9) 1024
        wHeight( 9) 576
        wWidth(10) 1280
        wHeight(10) 720
        bNumCompressionPatterns 0
      VideoStreaming Interface Descriptor:
        bLength 6
        bDescriptorType 36
        bDescriptorSubtype 13 (COLORFORMAT)
        bColorPrimaries 1 (BT.709,sRGB)
        bTransferCharacteristics 1 (BT.709)
        bMatrixCoefficients 4 (SMPTE 170M (BT.601))
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 1
      bAlternateSetting 1
      bNumEndpoints 1
      bInterfaceClass 14 Video
      bInterfaceSubClass 2 Video Streaming
      bInterfaceProtocol 0
      iInterface 0
      Endpoint Descriptor:
        bLength 7
        bDescriptorType 5
        bEndpointAddress 0x82 EP 2 IN
        bmAttributes 5
          Transfer Type Isochronous
          Synch Type Asynchronous
          Usage Type Data
        wMaxPacketSize 0x0080 1x 128 bytes
        bInterval 1
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 1
      bAlternateSetting 2
      bNumEndpoints 1
      bInterfaceClass 14 Video
      bInterfaceSubClass 2 Video Streaming
      bInterfaceProtocol 0
      iInterface 0
      Endpoint Descriptor:
        bLength 7
        bDescriptorType 5
        bEndpointAddress 0x82 EP 2 IN
        bmAttributes 5
          Transfer Type Isochronous
          Synch Type Asynchronous
          Usage Type Data
        wMaxPacketSize 0x0200 1x 512 bytes
        bInterval 1
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 1
      bAlternateSetting 3
      bNumEndpoints 1
      bInterfaceClass 14 Video
      bInterfaceSubClass 2 Video Streaming
      bInterfaceProtocol 0
      iInterface 0
      Endpoint Descriptor:
        bLength 7
        bDescriptorType 5
        bEndpointAddress 0x82 EP 2 IN
        bmAttributes 5
          Transfer Type Isochronous
          Synch Type Asynchronous
          Usage Type Data
        wMaxPacketSize 0x0400 1x 1024 bytes
        bInterval 1
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 1
      bAlternateSetting 4
      bNumEndpoints 1
      bInterfaceClass 14 Video
      bInterfaceSubClass 2 Video Streaming
      bInterfaceProtocol 0
      iInterface 0
      Endpoint Descriptor:
        bLength 7
        bDescriptorType 5
        bEndpointAddress 0x82 EP 2 IN
        bmAttributes 5
          Transfer Type Isochronous
          Synch Type Asynchronous
          Usage Type Data
        wMaxPacketSize 0x0b00 2x 768 bytes
        bInterval 1
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 1
      bAlternateSetting 5
      bNumEndpoints 1
      bInterfaceClass 14 Video
      bInterfaceSubClass 2 Video Streaming
      bInterfaceProtocol 0
      iInterface 0
      Endpoint Descriptor:
        bLength 7
        bDescriptorType 5
        bEndpointAddress 0x82 EP 2 IN
        bmAttributes 5
          Transfer Type Isochronous
          Synch Type Asynchronous
          Usage Type Data
        wMaxPacketSize 0x0c00 2x 1024 bytes
        bInterval 1
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 1
      bAlternateSetting 6
      bNumEndpoints 1
      bInterfaceClass 14 Video
      bInterfaceSubClass 2 Video Streaming
      bInterfaceProtocol 0
      iInterface 0
      Endpoint Descriptor:
        bLength 7
        bDescriptorType 5
        bEndpointAddress 0x82 EP 2 IN
        bmAttributes 5
          Transfer Type Isochronous
          Synch Type Asynchronous
          Usage Type Data
        wMaxPacketSize 0x1380 3x 896 bytes
        bInterval 1
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 1
      bAlternateSetting 7
      bNumEndpoints 1
      bInterfaceClass 14 Video
      bInterfaceSubClass 2 Video Streaming
      bInterfaceProtocol 0
      iInterface 0
      Endpoint Descriptor:
        bLength 7
        bDescriptorType 5
        bEndpointAddress 0x82 EP 2 IN
        bmAttributes 5
          Transfer Type Isochronous
          Synch Type Asynchronous
          Usage Type Data
        wMaxPacketSize 0x1400 3x 1024 bytes
        bInterval 1
    Interface Association:
      bLength 8
      bDescriptorType 11
      bFirstInterface 2
      bInterfaceCount 2
      bFunctionClass 1 Audio
      bFunctionSubClass 2 Streaming
      bFunctionProtocol 0
      iFunction 4
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 2
      bAlternateSetting 0
      bNumEndpoints 0
      bInterfaceClass 1 Audio
      bInterfaceSubClass 1 Control Device
      bInterfaceProtocol 0
      iInterface 4
      AudioControl Interface Descriptor:
        bLength 9
        bDescriptorType 36
        bDescriptorSubtype 1 (HEADER)
        bcdADC 1.00
        wTotalLength 0x0028
        bInCollection 1
        baInterfaceNr(0) 3
      AudioControl Interface Descriptor:
        bLength 12
        bDescriptorType 36
        bDescriptorSubtype 2 (INPUT_TERMINAL)
        bTerminalID 1
        wTerminalType 0x0205 Microphone Array
        bAssocTerminal 0
        bNrChannels 2
        wChannelConfig 0x0003
          Left Front (L)
          Right Front (R)
        iChannelNames 0
        iTerminal 0
      AudioControl Interface Descriptor:
        bLength 10
        bDescriptorType 36
        bDescriptorSubtype 6 (FEATURE_UNIT)
        bUnitID 2
        bSourceID 1
        bControlSize 1
        bmaControls(0) 0x00
        bmaControls(1) 0x03
          Mute Control
          Volume Control
        bmaControls(2) 0x03
          Mute Control
          Volume Control
        iFeature 0
      AudioControl Interface Descriptor:
        bLength 9
        bDescriptorType 36
        bDescriptorSubtype 3 (OUTPUT_TERMINAL)
        bTerminalID 3
        wTerminalType 0x0101 USB Streaming
        bAssocTerminal 0
        bSourceID 2
        iTerminal 0
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 3
      bAlternateSetting 0
      bNumEndpoints 0
      bInterfaceClass 1 Audio
      bInterfaceSubClass 2 Streaming
      bInterfaceProtocol 0
      iInterface 0
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 3
      bAlternateSetting 1
      bNumEndpoints 1
      bInterfaceClass 1 Audio
      bInterfaceSubClass 2 Streaming
      bInterfaceProtocol 0
      iInterface 0
      AudioStreaming Interface Descriptor:
        bLength 7
        bDescriptorType 36
        bDescriptorSubtype 1 (AS_GENERAL)
        bTerminalLink 3
        bDelay 1 frames
        wFormatTag 0x0001 PCM
      AudioStreaming Interface Descriptor:
        bLength 35
        bDescriptorType 36
        bDescriptorSubtype 2 (FORMAT_TYPE)
        bFormatType 1 (FORMAT_TYPE_I)
        bNrChannels 2
        bSubframeSize 2
        bBitResolution 16
        bSamFreqType 9 Discrete
        tSamFreq[ 0] 8000
        tSamFreq[ 1] 11025
        tSamFreq[ 2] 12000
        tSamFreq[ 3] 16000
        tSamFreq[ 4] 22050
        tSamFreq[ 5] 24000
        tSamFreq[ 6] 32000
        tSamFreq[ 7] 44100
        tSamFreq[ 8] 48000
      Endpoint Descriptor:
        bLength 9
        bDescriptorType 5
        bEndpointAddress 0x83 EP 3 IN
        bmAttributes 1
          Transfer Type Isochronous
          Synch Type None
          Usage Type Data
        wMaxPacketSize 0x00c2 1x 194 bytes
        bInterval 4
        bRefresh 0
        bSynchAddress 0
        AudioStreaming Endpoint Descriptor:
          bLength 7
          bDescriptorType 37
          bDescriptorSubtype 1 (EP_GENERAL)
          bmAttributes 0x01
            Sampling Frequency
          bLockDelayUnits 0 Undefined
          wLockDelay 0x0000
--endcollapse--

!!USB Stream information
!!----------------------
--startcollapse--

Vimicro Corp. Lenovo FHD Webcam at usb-0000:00:14.0-3, high speed : USB Audio

Capture:
  Status: Stop
  Interface 3
    Altset 1
    Format: S16_LE
    Channels: 2
    Endpoint: 3 IN (NONE)
    Rates: 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000
    Data packet interval: 1000 us
    Bits: 16
    Channel map: FL FR
--endcollapse--

!!USB Mixer information
!!---------------------
--startcollapse--

USB Mixer: usb_id=0x17ef4831, ctrlif=2, ctlerr=0
Card: Vimicro Corp. Lenovo FHD Webcam at usb-0000:00:14.0-3, high speed
  Unit: 2
    Control: name="Mic Capture Volume", index=0
    Info: id=2, control=2, cmask=0x3, channels=2, type="S16"
    Volume: min=-256, max=256, dBmin=-100, dBmax=100
  Unit: 2
    Control: name="Mic Capture Switch", index=0
    Info: id=2, control=1, cmask=0x3, channels=2, type="INV_BOOLEAN"
    Volume: min=0, max=1, dBmin=0, dBmax=0
--endcollapse--

!!ALSA Device nodes
!!-----------------

crw-rw---- 1 root audio 116, 20 Mar 26 11:56 /dev/snd/controlC0
crw-rw---- 1 root audio 116, 8 Mar 26 11:56 /dev/snd/controlC1
crw-rw---- 1 root audio 116, 10 Mar 26 11:56 /dev/snd/controlC2
crw-rw---- 1 root audio 116, 18 Mar 26 11:56 /dev/snd/hwC0D0
crw-rw---- 1 root audio 116, 19 Mar 26 11:56 /dev/snd/hwC0D2
crw-rw---- 1 root audio 116, 7 Mar 26 11:56 /dev/snd/hwC1D0
crw-rw---- 1 root audio 116, 12 Mar 26 11:57 /dev/snd/pcmC0D0c
crw-rw---- 1 root audio 116, 11 Mar 26 11:57 /dev/snd/pcmC0D0p
crw-rw---- 1 root audio 116, 17 Mar 26 11:57 /dev/snd/pcmC0D10p
crw-rw---- 1 root audio 116, 13 Mar 26 11:57 /dev/snd/pcmC0D3p
crw-rw---- 1 root audio 116, 14 Mar 26 11:57 /dev/snd/pcmC0D7p
crw-rw---- 1 root audio 116, 15 Mar 26 11:57 /dev/snd/pcmC0D8p
crw-rw---- 1 root audio 116, 16 Mar 26 11:57 /dev/snd/pcmC0D9p
crw-rw---- 1 root audio 116, 6 Mar 26 11:57 /dev/snd/pcmC1D10p
crw-rw---- 1 root audio 116, 2 Mar 26 11:57 /dev/snd/pcmC1D3p
crw-rw---- 1 root audio 116, 3 Mar 26 11:57 /dev/snd/pcmC1D7p
crw-rw---- 1 root audio 116, 4 Mar 26 11:57 /dev/snd/pcmC1D8p
crw-rw---- 1 root audio 116, 5 Mar 26 11:57 /dev/snd/pcmC1D9p
crw-rw---- 1 root audio 116, 9 Mar 26 11:57 /dev/snd/pcmC2D0c
crw-rw---- 1 root audio 116, 1 Mar 26 11:56 /dev/snd/seq
crw-rw---- 1 root audio 116, 33 Mar 26 11:56 /dev/snd/timer

/dev/snd/by-id:
total 0
drwxr-xr-x 2 root root 60 Mar 26 11:56 .
drwxr-xr-x 4 root root 500 Mar 26 11:56 ..
lrwxrwxrwx 1 root root 12 Mar 26 11:56 usb-Vimicro_Corp._Lenovo_FHD_Webcam_Lenovo_FHD_Webcam_Audio-02 -> ../controlC2

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root 100 Mar 26 11:56 .
drwxr-xr-x 4 root root 500 Mar 26 11:56 ..
lrwxrwxrwx 1 root root 12 Mar 26 11:56 pci-0000:00:14.0-usb-0:3:1.2 -> ../controlC2
lrwxrwxrwx 1 root root 12 Mar 26 11:56 pci-0000:00:1f.3 -> ../controlC0
lrwxrwxrwx 1 root root 12 Mar 26 11:56 pci-0000:01:00.1 -> ../controlC1

!!Aplay/Arecord output
!!--------------------

APLAY

**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC294 Analog [ALC294 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 3: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 7: HDMI 1 [HDMI 1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 8: HDMI 2 [HDMI 2]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 9: HDMI 3 [HDMI 3]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 10: HDMI 4 [HDMI 4]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 3: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 7: HDMI 1 [HDMI 1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 8: HDMI 2 [HDMI 2]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 9: HDMI 3 [HDMI 3]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 10: HDMI 4 [HDMI 4]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

ARECORD

**** List of CAPTURE Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC294 Analog [ALC294 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: Webcam [Lenovo FHD Webcam], device 0: USB Audio [USB Audio]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

!!Amixer output
!!-------------

!!-------Mixer controls for card PCH

Card hw:0 'PCH'/'HDA Intel PCH at 0xc5418000 irq 159'
  Mixer name : 'Realtek ALC294'
  Components : 'HDA:10ec0294,10431a8e,00100004 HDA:8086280b,80860101,00100000'
  Controls : 53
  Simple ctrls : 13
Simple mixer control 'Master',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined
  Playback channels: Mono
  Limits: Playback 0 - 87
  Mono: Playback 87 [100%] [0.00dB] [on]
Simple mixer control 'Headphone',0
  Capabilities: pvolume pswitch
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 87
  Mono:
  Front Left: Playback 0 [0%] [-65.25dB] [off]
  Front Right: Playback 0 [0%] [-65.25dB] [off]
Simple mixer control 'Speaker',0
  Capabilities: pvolume pswitch
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 87
  Mono:
  Front Left: Playback 87 [100%] [0.00dB] [on]
  Front Right: Playback 87 [100%] [0.00dB] [on]
Simple mixer control 'PCM',0
  Capabilities: pvolume
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 255
  Mono:
  Front Left: Playback 255 [100%] [0.00dB]
  Front Right: Playback 255 [100%] [0.00dB]
Simple mixer control 'IEC958',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'IEC958',1
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'IEC958',2
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'IEC958',3
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'IEC958',4
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Capture',0
  Capabilities: cvolume cswitch
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 63
  Front Left: Capture 58 [92%] [26.25dB] [on]
  Front Right: Capture 58 [92%] [26.25dB] [on]
Simple mixer control 'Auto-Mute Mode',0
  Capabilities: enum
  Items: 'Disabled' 'Enabled'
  Item0: 'Enabled'
Simple mixer control 'Headset Mic Boost',0
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 3
  Front Left: 2 [67%] [20.00dB]
  Front Right: 2 [67%] [20.00dB]
Simple mixer control 'Internal Mic Boost',0
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 3
  Front Left: 0 [0%] [0.00dB]
  Front Right: 0 [0%] [0.00dB]

!!-------Mixer controls for card NVidia

Card hw:1 'NVidia'/'HDA NVidia at 0xc5080000 irq 17'
  Mixer name : 'Nvidia GPU 93 HDMI/DP'
  Components : 'HDA:10de0093,1043198f,00100100'
  Controls : 35
  Simple ctrls : 5
Simple mixer control 'IEC958',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'IEC958',1
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'IEC958',2
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'IEC958',3
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'IEC958',4
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]

!!-------Mixer controls for card Webcam

Card hw:2 'Webcam'/'Vimicro Corp. Lenovo FHD Webcam at usb-0000:00:14.0-3, high speed'
  Mixer name : 'USB Mixer'
  Components : 'USB17ef:4831'
  Controls : 4
  Simple ctrls : 1
Simple mixer control 'Mic',0
  Capabilities: cvolume cswitch
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 2
  Front Left: Capture 2 [100%] [1.00dB] [on]
  Front Right: Capture 2 [100%] [1.00dB] [on]

!!Alsactl output
!!--------------

--startcollapse--
state.PCH {
 control.1 {
  iface MIXER
  name 'Headphone Playback Volume'
  value.0 0
  value.1 0
  comment {
   access 'read write'
   type INTEGER
   count 2
   range '0 - 87'
   dbmin -6525
   dbmax 0
   dbvalue.0 -6525
   dbvalue.1 -6525
  }
 }
 control.2 {
  iface MIXER
  name 'Headphone Playback Switch'
  value.0 false
  value.1 false
  comment {
   access 'read write'
   type BOOLEAN
   count 2
  }
 }
 control.3 {
  iface MIXER
  name 'Speaker Playback Volume'
  value.0 87
  value.1 87
  comment {
   access 'read write'
   type INTEGER
   count 2
   range '0 - 87'
   dbmin -6525
   dbmax 0
   dbvalue.0 0
   dbvalue.1 0
  }
 }
 control.4 {
  iface MIXER
  name 'Speaker Playback Switch'
  value.0 true
  value.1 true
  comment {
   access 'read write'
   type BOOLEAN
   count 2
  }
 }
 control.5 {
  iface MIXER
  name 'Auto-Mute Mode'
  value Enabled
  comment {
   access 'read write'
   type ENUMERATED
   count 1
   item.0 Disabled
   item.1 Enabled
  }
 }
 control.6 {
  iface MIXER
  name 'Capture Volume'
  value.0 58
  value.1 58
  comment {
   access 'read write'
   type INTEGER
   count 2
   range '0 - 63'
   dbmin -1725
   dbmax 3000
   dbvalue.0 2625
   dbvalue.1 2625
  }
 }
 control.7 {
  iface MIXER
  name 'Capture Switch'
  value.0 true
  value.1 true
  comment {
   access 'read write'
   type BOOLEAN
   count 2
  }
 }
 control.8 {
  iface MIXER
  name 'Headset Mic Boost Volume'
  value.0 2
  value.1 2
  comment {
   access 'read write'
   type INTEGER
   count 2
   range '0 - 3'
   dbmin 0
   dbmax 3000
   dbvalue.0 2000
   dbvalue.1 2000
  }
 }
 control.9 {
  iface MIXER
  name 'Internal Mic Boost Volume'
  value.0 0
  value.1 0
  comment {
   access 'read write'
   type INTEGER
   count 2
   range '0 - 3'
   dbmin 0
   dbmax 3000
   dbvalue.0 0
   dbvalue.1 0
  }
 }
 control.10 {
  iface MIXER
  name 'Master Playback Volume'
  value 87
  comment {
   access 'read write'
   type INTEGER
   count 1
   range '0 - 87'
   dbmin -6525
   dbmax 0
   dbvalue.0 0
  }
 }
 control.11 {
  iface MIXER
  name 'Master Playback Switch'
  value true
  comment {
   access 'read write'
   type BOOLEAN
   count 1
  }
 }
 control.12 {
  iface CARD
  name 'Headset Mic Jack'
  value false
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.13 {
  iface CARD
  name 'Internal Mic Phantom Jack'
  value true
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.14 {
  iface CARD
  name 'Headphone Jack'
  value false
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.15 {
  iface CARD
  name 'Speaker Phantom Jack'
  value true
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.16 {
  iface PCM
  name 'Playback Channel Map'
  value.0 0
  value.1 0
  comment {
   access read
   type INTEGER
   count 2
   range '0 - 36'
  }
 }
 control.17 {
  iface PCM
  name 'Capture Channel Map'
  value.0 0
  value.1 0
  comment {
   access read
   type INTEGER
   count 2
   range '0 - 36'
  }
 }
 control.18 {
  iface CARD
  name 'HDMI/DP,pcm=3 Jack'
  value false
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.19 {
  iface MIXER
  name 'IEC958 Playback Con Mask'
  value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.20 {
  iface MIXER
  name 'IEC958 Playback Pro Mask'
  value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.21 {
  iface MIXER
  name 'IEC958 Playback Default'
  value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access 'read write'
   type IEC958
   count 1
  }
 }
 control.22 {
  iface MIXER
  name 'IEC958 Playback Switch'
  value false
  comment {
   access 'read write'
   type BOOLEAN
   count 1
  }
 }
 control.23 {
  iface PCM
  device 3
  name ELD
  value ''
  comment {
   access 'read volatile'
   type BYTES
   count 0
  }
 }
 control.24 {
  iface CARD
  name 'HDMI/DP,pcm=7 Jack'
  value false
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.25 {
  iface MIXER
  name 'IEC958 Playback Con Mask'
  index 1
  value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.26 {
  iface MIXER
  name 'IEC958 Playback Pro Mask'
  index 1
  value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.27 {
  iface MIXER
  name 'IEC958 Playback Default'
  index 1
  value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access 'read write'
   type IEC958
   count 1
  }
 }
 control.28 {
  iface MIXER
  name 'IEC958 Playback Switch'
  index 1
  value true
  comment {
   access 'read write'
   type BOOLEAN
   count 1
  }
 }
 control.29 {
  iface PCM
  device 7
  name ELD
  value ''
  comment {
   access 'read volatile'
   type BYTES
   count 0
  }
 }
 control.30 {
  iface CARD
  name 'HDMI/DP,pcm=8 Jack'
  value false
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.31 {
  iface MIXER
  name 'IEC958 Playback Con Mask'
  index 2
  value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.32 {
  iface MIXER
  name 'IEC958 Playback Pro Mask'
  index 2
  value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.33 {
  iface MIXER
  name 'IEC958 Playback Default'
  index 2
  value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access 'read write'
   type IEC958
   count 1
  }
 }
 control.34 {
  iface MIXER
  name 'IEC958 Playback Switch'
  index 2
  value true
  comment {
   access 'read write'
   type BOOLEAN
   count 1
  }
 }
 control.35 {
  iface PCM
  device 8
  name ELD
  value ''
  comment {
   access 'read volatile'
   type BYTES
   count 0
  }
 }
 control.36 {
  iface CARD
  name 'HDMI/DP,pcm=9 Jack'
  value false
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.37 {
  iface MIXER
  name 'IEC958 Playback Con Mask'
  index 3
  value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.38 {
  iface MIXER
  name 'IEC958 Playback Pro Mask'
  index 3
  value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.39 {
  iface MIXER
  name 'IEC958 Playback Default'
  index 3
  value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access 'read write'
   type IEC958
   count 1
  }
 }
 control.40 {
  iface MIXER
  name 'IEC958 Playback Switch'
  index 3
  value true
  comment {
   access 'read write'
   type BOOLEAN
   count 1
  }
 }
 control.41 {
  iface PCM
  device 9
  name ELD
  value ''
  comment {
   access 'read volatile'
   type BYTES
   count 0
  }
 }
 control.42 {
  iface CARD
  name 'HDMI/DP,pcm=10 Jack'
  value false
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.43 {
  iface MIXER
  name 'IEC958 Playback Con Mask'
  index 4
  value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.44 {
  iface MIXER
  name 'IEC958 Playback Pro Mask'
  index 4
  value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.45 {
  iface MIXER
  name 'IEC958 Playback Default'
  index 4
  value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access 'read write'
   type IEC958
   count 1
  }
 }
 control.46 {
  iface MIXER
  name 'IEC958 Playback Switch'
  index 4
  value true
  comment {
   access 'read write'
   type BOOLEAN
   count 1
  }
 }
 control.47 {
  iface PCM
  device 10
  name ELD
  value ''
  comment {
   access 'read volatile'
   type BYTES
   count 0
  }
 }
 control.48 {
  iface PCM
  device 3
  name 'Playback Channel Map'
  value.0 0
  value.1 0
  value.2 0
  value.3 0
  value.4 0
  value.5 0
  value.6 0
  value.7 0
  comment {
   access 'read write'
   type INTEGER
   count 8
   range '0 - 36'
  }
 }
 control.49 {
  iface PCM
  device 7
  name 'Playback Channel Map'
  value.0 0
  value.1 0
  value.2 0
  value.3 0
  value.4 0
  value.5 0
  value.6 0
  value.7 0
  comment {
   access 'read write'
   type INTEGER
   count 8
   range '0 - 36'
  }
 }
 control.50 {
  iface PCM
  device 8
  name 'Playback Channel Map'
  value.0 0
  value.1 0
  value.2 0
  value.3 0
  value.4 0
  value.5 0
  value.6 0
  value.7 0
  comment {
   access 'read write'
   type INTEGER
   count 8
   range '0 - 36'
  }
 }
 control.51 {
  iface PCM
  device 9
  name 'Playback Channel Map'
  value.0 0
  value.1 0
  value.2 0
  value.3 0
  value.4 0
  value.5 0
  value.6 0
  value.7 0
  comment {
   access 'read write'
   type INTEGER
   count 8
   range '0 - 36'
  }
 }
 control.52 {
  iface PCM
  device 10
  name 'Playback Channel Map'
  value.0 0
  value.1 0
  value.2 0
  value.3 0
  value.4 0
  value.5 0
  value.6 0
  value.7 0
  comment {
   access 'read write'
   type INTEGER
   count 8
   range '0 - 36'
  }
 }
 control.53 {
  iface MIXER
  name 'PCM Playback Volume'
  value.0 255
  value.1 255
  comment {
   access 'read write user'
   type INTEGER
   count 2
   range '0 - 255'
   tlv '0000000100000008ffffec1400000014'
   dbmin -5100
   dbmax 0
   dbvalue.0 0
   dbvalue.1 0
  }
 }
}
state.NVidia {
 control.1 {
  iface CARD
  name 'HDMI/DP,pcm=3 Jack'
  value true
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.2 {
  iface MIXER
  name 'IEC958 Playback Con Mask'
  value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.3 {
  iface MIXER
  name 'IEC958 Playback Pro Mask'
  value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.4 {
  iface MIXER
  name 'IEC958 Playback Default'
  value '0482000200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access 'read write'
   type IEC958
   count 1
  }
 }
 control.5 {
  iface MIXER
  name 'IEC958 Playback Switch'
  value true
  comment {
   access 'read write'
   type BOOLEAN
   count 1
  }
 }
 control.6 {
  iface PCM
  device 3
  name ELD
  value '100008006d12000100040000000000004c2d370d433237463539310a20202020200907070000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access 'read volatile'
   type BYTES
   count 95
  }
 }
 control.7 {
  iface CARD
  name 'HDMI/DP,pcm=7 Jack'
  value false
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.8 {
  iface MIXER
  name 'IEC958 Playback Con Mask'
  index 1
  value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.9 {
  iface MIXER
  name 'IEC958 Playback Pro Mask'
  index 1
  value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.10 {
  iface MIXER
  name 'IEC958 Playback Default'
  index 1
  value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access 'read write'
   type IEC958
   count 1
  }
 }
 control.11 {
  iface MIXER
  name 'IEC958 Playback Switch'
  index 1
  value true
  comment {
   access 'read write'
   type BOOLEAN
   count 1
  }
 }
 control.12 {
  iface PCM
  device 7
  name ELD
  value ''
  comment {
   access 'read volatile'
   type BYTES
   count 0
  }
 }
 control.13 {
  iface CARD
  name 'HDMI/DP,pcm=8 Jack'
  value false
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.14 {
  iface MIXER
  name 'IEC958 Playback Con Mask'
  index 2
  value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.15 {
  iface MIXER
  name 'IEC958 Playback Pro Mask'
  index 2
  value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.16 {
  iface MIXER
  name 'IEC958 Playback Default'
  index 2
  value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access 'read write'
   type IEC958
   count 1
  }
 }
 control.17 {
  iface MIXER
  name 'IEC958 Playback Switch'
  index 2
  value true
  comment {
   access 'read write'
   type BOOLEAN
   count 1
  }
 }
 control.18 {
  iface PCM
  device 8
  name ELD
  value ''
  comment {
   access 'read volatile'
   type BYTES
   count 0
  }
 }
 control.19 {
  iface CARD
  name 'HDMI/DP,pcm=9 Jack'
  value false
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.20 {
  iface MIXER
  name 'IEC958 Playback Con Mask'
  index 3
  value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.21 {
  iface MIXER
  name 'IEC958 Playback Pro Mask'
  index 3
  value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.22 {
  iface MIXER
  name 'IEC958 Playback Default'
  index 3
  value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access 'read write'
   type IEC958
   count 1
  }
 }
 control.23 {
  iface MIXER
  name 'IEC958 Playback Switch'
  index 3
  value true
  comment {
   access 'read write'
   type BOOLEAN
   count 1
  }
 }
 control.24 {
  iface PCM
  device 9
  name ELD
  value ''
  comment {
   access 'read volatile'
   type BYTES
   count 0
  }
 }
 control.25 {
  iface CARD
  name 'HDMI/DP,pcm=10 Jack'
  value false
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.26 {
  iface MIXER
  name 'IEC958 Playback Con Mask'
  index 4
  value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.27 {
  iface MIXER
  name 'IEC958 Playback Pro Mask'
  index 4
  value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.28 {
  iface MIXER
  name 'IEC958 Playback Default'
  index 4
  value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access 'read write'
   type IEC958
   count 1
  }
 }
 control.29 {
  iface MIXER
  name 'IEC958 Playback Switch'
  index 4
  value true
  comment {
   access 'read write'
   type BOOLEAN
   count 1
  }
 }
 control.30 {
  iface PCM
  device 10
  name ELD
  value ''
  comment {
   access 'read volatile'
   type BYTES
   count 0
  }
 }
 control.31 {
  iface PCM
  device 3
  name 'Playback Channel Map'
  value.0 0
  value.1 0
  value.2 0
  value.3 0
  value.4 0
  value.5 0
  value.6 0
  value.7 0
  comment {
   access 'read write'
   type INTEGER
   count 8
   range '0 - 36'
  }
 }
 control.32 {
  iface PCM
  device 7
  name 'Playback Channel Map'
  value.0 0
  value.1 0
  value.2 0
  value.3 0
  value.4 0
  value.5 0
  value.6 0
  value.7 0
  comment {
   access 'read write'
   type INTEGER
   count 8
   range '0 - 36'
  }
 }
 control.33 {
  iface PCM
  device 8
  name 'Playback Channel Map'
  value.0 0
  value.1 0
  value.2 0
  value.3 0
  value.4 0
  value.5 0
  value.6 0
  value.7 0
  comment {
   access 'read write'
   type INTEGER
   count 8
   range '0 - 36'
  }
 }
 control.34 {
  iface PCM
  device 9
  name 'Playback Channel Map'
  value.0 0
  value.1 0
  value.2 0
  value.3 0
  value.4 0
  value.5 0
  value.6 0
  value.7 0
  comment {
   access 'read write'
   type INTEGER
   count 8
   range '0 - 36'
  }
 }
 control.35 {
  iface PCM
  device 10
  name 'Playback Channel Map'
  value.0 0
  value.1 0
  value.2 0
  value.3 0
  value.4 0
  value.5 0
  value.6 0
  value.7 0
  comment {
   access 'read write'
   type INTEGER
   count 8
   range '0 - 36'
  }
 }
}
state.Webcam {
 control.1 {
  iface PCM
  name 'Capture Channel Map'
  value.0 0
  value.1 0
  comment {
   access read
   type INTEGER
   count 2
   range '0 - 36'
  }
 }
 control.2 {
  iface MIXER
  name 'Mic Capture Switch'
  value.0 true
  value.1 true
  comment {
   access 'read write'
   type BOOLEAN
   count 2
  }
 }
 control.3 {
  iface MIXER
  name 'Mic Capture Volume'
  value.0 2
  value.1 2
  comment {
   access 'read write'
   type INTEGER
   count 2
   range '0 - 2'
   dbmin -100
   dbmax 100
   dbvalue.0 100
   dbvalue.1 100
  }
 }
 control.4 {
  iface CARD
  name 'Keep Interface'
  value false
  comment {
   access 'read write'
   type BOOLEAN
   count 1
  }
 }
}
--endcollapse--

!!All Loaded Modules
!!------------------

ac97_bus
acpi_pad
acpi_tad
acpi_thermal_rel
aesni_intel
af_alg
algif_hash
algif_skcipher
asus_nb_wmi
asus_wireless
asus_wmi
autofs4
binfmt_misc
bluetooth
bnep
btbcm
btintel
btrtl
btusb
ccm
cec
cfg80211
cmac
coretemp
crc32_pclmul
crct10dif_pclmul
cryptd
crypto_simd
drm
drm_kms_helper
ecc
ecdh_generic
ee1004
efi_pstore
fb_sys_fops
ghash_clmulni_intel
glue_helper
hid
hid_generic
hid_logitech_dj
hid_logitech_hidpp
hid_multitouch
i2c_algo_bit
i2c_hid
i2c_i801
i2c_multi_instantiate
i2c_nvidia_gpu
i2c_smbus
i915
idma64
input_leds
int3400_thermal
int3403_thermal
int340x_thermal_zone
intel_cstate
intel_lpss
intel_lpss_pci
intel_pch_thermal
intel_powerclamp
intel_rapl_common
intel_rapl_msr
intel_soc_dts_iosf
ip_tables
iwlmvm
iwlwifi
joydev
kvm
kvm_intel
ledtrig_audio
libarc4
lp
mac80211
mac_hid
mc
mei
mei_hdcp
mei_me
mxm_wmi
nls_iso8859_1
nvidia
nvidia_drm
nvidia_modeset
nvidia_uvm
nvme
nvme_core
parport
parport_pc
pinctrl_cannonlake
pinctrl_intel
ppdev
processor_thermal_device
r8169
rapl
rc_core
realtek
rfcomm
roles
sch_fq_codel
serio_raw
snd
snd_compress
snd_hda_codec
snd_hda_codec_generic
snd_hda_codec_hdmi
snd_hda_codec_realtek
snd_hda_core
snd_hda_ext_core
snd_hda_intel
snd_hwdep
snd_intel_dspcfg
snd_pcm
snd_pcm_dmaengine
snd_rawmidi
snd_seq
snd_seq_device
snd_seq_midi
snd_seq_midi_event
snd_soc_acpi
snd_soc_acpi_intel_match
snd_soc_core
snd_soc_hdac_hda
snd_sof
snd_sof_intel_byt
snd_sof_intel_hda
snd_sof_intel_hda_common
snd_sof_intel_ipc
snd_sof_pci
snd_sof_xtensa_dsp
snd_timer
snd_usb_audio
snd_usbmidi_lib
soundcore
sparse_keymap
syscopyarea
sysfillrect
sysimgblt
tps6598x
typec
typec_ucsi
ucsi_ccg
usbhid
uvcvideo
video
videobuf2_common
videobuf2_memops
videobuf2_v4l2
videobuf2_vmalloc
videodev
virt_dma
wmi
wmi_bmof
x86_pkg_temp_thermal
x_tables
xhci_pci
xhci_pci_renesas

!!Sysfs Files
!!-----------

/sys/class/sound/hwC0D0/init_pin_configs:
0x12 0x90a60130
0x13 0x40000000
0x14 0x411111f0
0x15 0x411111f0
0x16 0x411111f0
0x17 0x90170110
0x18 0x411111f0
0x19 0x411111f0
0x1a 0x411111f0
0x1b 0x411111f0
0x1d 0x40679a2d
0x1e 0x411111f0
0x1f 0x411111f0
0x21 0x03211020

/sys/class/sound/hwC0D0/driver_pin_configs:
0x19 0x01a1103c

/sys/class/sound/hwC0D0/user_pin_configs:

/sys/class/sound/hwC0D0/init_verbs:

/sys/class/sound/hwC0D0/hints:

/sys/class/sound/hwC0D2/init_pin_configs:
0x05 0x18560010
0x06 0x18560010
0x07 0x18560010

/sys/class/sound/hwC0D2/driver_pin_configs:

/sys/class/sound/hwC0D2/user_pin_configs:

/sys/class/sound/hwC0D2/init_verbs:

/sys/class/sound/hwC0D2/hints:

/sys/class/sound/hwC1D0/init_pin_configs:
0x04 0x185600f0
0x05 0x185600f0
0x06 0x585600f0
0x07 0x585600f0

/sys/class/sound/hwC1D0/driver_pin_configs:

/sys/class/sound/hwC1D0/user_pin_configs:

/sys/class/sound/hwC1D0/init_verbs:

/sys/class/sound/hwC1D0/hints:

!!ALSA/HDA dmesg
!!--------------

[ 0.110578] ACPI: Added _OSI(Linux-Dell-Video)
[ 0.110578] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
[ 0.110578] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
--
[ 2.025546] iwlwifi 0000:00:14.3: Detected Intel(R) Wi-Fi 6 AX201 160MHz, REV=0x354
[ 2.039785] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040380
[ 2.039803] snd_hda_intel 0000:00:1f.3: enabling device (0004 -> 0006)
[ 2.039996] snd_hda_intel 0000:01:00.1: enabling device (0000 -> 0002)
[ 2.040048] snd_hda_intel 0000:01:00.1: Disabling MSI
[ 2.040051] snd_hda_intel 0000:01:00.1: Handle vga_switcheroo audio client
[ 2.042049] tps6598x: probe of i2c-INT3515:00-tps6598x.0 failed with error -5
[ 2.052874] input: HDA NVidia HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input9
[ 2.075590] intel_rapl_common: Found RAPL domain package
--
[ 2.110508] [drm] Initialized nvidia-drm 0.0.0 20160202 for 0000:01:00.0 on minor 1
[ 2.110522] input: HDA NVidia HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input10
[ 2.110750] input: HDA NVidia HDMI/DP,pcm=8 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input11
[ 2.110914] input: HDA NVidia HDMI/DP,pcm=9 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input12
[ 2.111120] input: HDA NVidia HDMI/DP,pcm=10 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input13
[ 2.119978] input: ELAN1203:00 04F3:307A Mouse as /devices/pci0000:00/0000:00:15.1/i2c_designware.1/i2c-3/i2c-ELAN1203:00/0018:04F3:307A.0001/input/input15
--
[ 2.127498] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:13/LNXVIDEO:01/input/input17
[ 2.127902] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915])
[ 2.129133] fbcon: i915drmfb (fb0) is primary device
--
[ 2.168454] Bluetooth: SCO socket layer initialized
[ 2.171113] usbcore: registered new interface driver snd-usb-audio
[ 2.173709] uvcvideo: Found UVC 1.00 device Lenovo FHD Webcam (17ef:4831)
--
[ 2.175700] input: Lenovo FHD Webcam: Lenovo FHD W as /devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3:1.0/input/input19
[ 2.180951] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC294: line_outs=1 (0x17/0x0/0x0/0x0/0x0) type:speaker
[ 2.180952] snd_hda_codec_realtek hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 2.180952] snd_hda_codec_realtek hdaudioC0D0: hp_outs=1 (0x21/0x0/0x0/0x0/0x0)
[ 2.180953] snd_hda_codec_realtek hdaudioC0D0: mono: mono_out=0x0
[ 2.180953] snd_hda_codec_realtek hdaudioC0D0: inputs:
[ 2.180954] snd_hda_codec_realtek hdaudioC0D0: Headset Mic=0x19
[ 2.180955] snd_hda_codec_realtek hdaudioC0D0: Internal Mic=0x12
[ 2.207076] iwlwifi 0000:00:14.3: base HW address: e0:d4:64:9c:5f:81
--
[ 2.470075] usbhid: USB HID core driver
[ 2.653488] input: HDA Intel PCH Headset Mic as /devices/pci0000:00/0000:00:1f.3/sound/card0/input30
[ 2.659733] audit: type=1400 audit(1616774210.681:2): apparmor="STATUS" operation="profile_load" profile="unconfined" name="ippusbxd" pid=767 comm="apparmor_parser"
--
[ 2.712264] ucsi_ccg: probe of 0-0008 failed with error -110
[ 2.717887] input: HDA Intel PCH Headphone as /devices/pci0000:00/0000:00:1f.3/sound/card0/input31
[ 2.785837] input: HDA Intel PCH HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:1f.3/sound/card0/input32
[ 2.823380] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
--
[ 2.826866] NET: Registered protocol family 38
[ 2.842077] input: HDA Intel PCH HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:1f.3/sound/card0/input33
[ 2.842393] input: HDA Intel PCH HDMI/DP,pcm=8 as /devices/pci0000:00/0000:00:1f.3/sound/card0/input34
[ 2.842563] input: HDA Intel PCH HDMI/DP,pcm=9 as /devices/pci0000:00/0000:00:1f.3/sound/card0/input35
[ 2.842565] logitech-djreceiver 0003:046D:C52B.0004: hiddev0,hidraw1: USB HID v1.11 Device [Logitech USB Receiver] on usb-0000:00:14.0-5/input2
[ 2.842708] input: HDA Intel PCH HDMI/DP,pcm=10 as /devices/pci0000:00/0000:00:1f.3/sound/card0/input36
[ 2.921760] Generic FE-GE Realtek PHY r8169-300:00: attached PHY driver [Generic FE-GE Realtek PHY] (mii_bus:phy_addr=r8169-300:00, irq=IGNORE)

!!Packages installed
!!--------------------

ii alsa-topology-conf 1.2.2-1 all ALSA topology configuration files
ii alsa-ucm-conf 1.2.2-1ubuntu0.6 all ALSA Use Case Manager configuration files
ii alsa-utils 1.2.2-1ubuntu2 amd64 Utilities for configuring and using ALSA

Question information

Language:
English Edit question
Status:
Expired
For:
Ubuntu alsa-driver Edit question
Assignee:
No assignee Edit question
Last query:
2021-03-26
Last reply:
2021-04-11

If you install and run pavucontrol does it help?

Leo Wu (wzn754602605) said : #2

No, everything works with headphone, there is varying volumn bar shown. But with inner speaker the volumn bar shows no volumn

Launchpad Janitor (janitor) said : #3

This question was expired because it remained in the 'Needs information' state without activity for the last 15 days.