!!################################
!!ALSA Information Script v 0.5.1
!!################################

!!Script ran on: Thu Sep  5 09:30:21 UTC 2024


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

Debian GNU/Linux 12 \n \l PRETTY_NAME="Debian GNU/Linux 12 (bookworm)" NAME="Debian GNU/Linux" ID=debian HOME_URL="https://www.debian.org/" SUPPORT_URL="https://www.debian.org/support" BUG_REPORT_URL="https://bugs.debian.org/"


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

Manufacturer:      
Product Name:      
Product Version:   
Firmware Version:  
System SKU:        
Board Vendor:      
Board Name:        


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



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

Kernel release:    6.6.31 rpt-rpi-v8
Operating System:  GNU/Linux
Architecture:      aarch64
Processor:         unknown
SMP Enabled:       Yes


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

Driver version:     k6.6.31 rpt-rpi-v8
Library version:    1.2.8
Utilities version:  1.2.8


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

vc4 (card 0)
vc4 (card 1)
snd_bcm2835 (card 2)
snd_usb_audio (card 3)


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

PipeWire:
      Installed - Yes (/usr/bin/pipewire)
      Running - Yes

Pulseaudio:
      Installed - Yes (/usr/bin/pulseaudio)
      Running - No

Jack:
      Installed - Yes (/usr/bin/jackd)
      Running - No

Jack2:
      Installed - Yes (/usr/bin/jackdbus)
      Running - No


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

 0 [vc4hdmi0       ]: vc4-hdmi - vc4-hdmi-0
                      vc4-hdmi-0
 1 [vc4hdmi1       ]: vc4-hdmi - vc4-hdmi-1
                      vc4-hdmi-1
 2 [Headphones     ]: bcm2835_headpho - bcm2835 Headphones
                      bcm2835 Headphones
 3 [Device         ]: USB-Audio - USB PnP Sound Device
                      C-Media Electronics Inc. USB PnP Sound Device at usb-0000:01:00.0-1.3, full spe


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



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

snd_pcsp: index=-2
snd_atiixp_modem: index=-2
snd_intel8x0m: index=-2
snd_via82xx_modem: index=-2
snd_bcm2835: enable_headphones=0
snd_bcm2835: enable_headphones=1
snd_bcm2835: enable_hdmi=1
snd_bcm2835: enable_hdmi=0


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

!!Module: vc4
	fkms_max_refresh_rate : 85
	force_hotplug : 0
	tv_norm : 

!!Module: vc4
	fkms_max_refresh_rate : 85
	force_hotplug : 0
	tv_norm : 

!!Module: snd_bcm2835
	enable_hdmi : N
	enable_headphones : Y
	force_bulk : N
	num_channels : 8

!!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
	implicit_fb : 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
	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
	lowlatency : Y
	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)
	quirk_flags : 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
	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/platform/drivers/vc4_hdmi
Tree:
	/sys/class/sound/card0
	|-- controlC0
	|   |-- dev
	|   |-- device -> ../../card0
	|   |-- power
	|   |-- subsystem -> ../../../../../../../class/sound
	|   `-- uevent
	|-- device -> ../../../fef00700.hdmi
	|-- id
	|-- input1
	|   |-- capabilities
	|   |-- device -> ../../card0
	|   |-- event1
	|   |-- id
	|   |-- inhibited
	|   |-- modalias
	|   |-- name
	|   |-- phys
	|   |-- power
	|   |-- properties
	|   |-- subsystem -> ../../../../../../../class/input
	|   |-- uevent
	|   `-- uniq
	|-- number
	|-- pcmC0D0p
	|   |-- dev
	|   |-- device -> ../../card0
	|   |-- pcm_class
	|   |-- power
	|   |-- subsystem -> ../../../../../../../class/sound
	|   `-- uevent
	|-- power
	|   |-- autosuspend_delay_ms
	|   |-- control
	|   |-- runtime_active_time
	|   |-- runtime_status
	|   `-- runtime_suspended_time
	|-- subsystem -> ../../../../../../class/sound
	`-- uevent

!!Card: /sys/class/sound/card1
Driver: /sys/bus/platform/drivers/vc4_hdmi
Tree:
	/sys/class/sound/card1
	|-- controlC1
	|   |-- dev
	|   |-- device -> ../../card1
	|   |-- power
	|   |-- subsystem -> ../../../../../../../class/sound
	|   `-- uevent
	|-- device -> ../../../fef05700.hdmi
	|-- id
	|-- input3
	|   |-- capabilities
	|   |-- device -> ../../card1
	|   |-- event3
	|   |-- id
	|   |-- inhibited
	|   |-- modalias
	|   |-- name
	|   |-- phys
	|   |-- power
	|   |-- properties
	|   |-- subsystem -> ../../../../../../../class/input
	|   |-- uevent
	|   `-- uniq
	|-- number
	|-- pcmC1D0p
	|   |-- dev
	|   |-- device -> ../../card1
	|   |-- pcm_class
	|   |-- power
	|   |-- subsystem -> ../../../../../../../class/sound
	|   `-- uevent
	|-- power
	|   |-- autosuspend_delay_ms
	|   |-- control
	|   |-- runtime_active_time
	|   |-- runtime_status
	|   `-- runtime_suspended_time
	|-- subsystem -> ../../../../../../class/sound
	`-- uevent

!!Card: /sys/class/sound/card2
Driver: /sys/bus/platform/drivers/bcm2835_audio
Tree:
	/sys/class/sound/card2
	|-- controlC2
	|   |-- dev
	|   |-- device -> ../../card2
	|   |-- power
	|   |-- subsystem -> ../../../../../../../../class/sound
	|   `-- uevent
	|-- device -> ../../../bcm2835_audio
	|-- id
	|-- number
	|-- pcmC2D0p
	|   |-- dev
	|   |-- device -> ../../card2
	|   |-- pcm_class
	|   |-- power
	|   |-- subsystem -> ../../../../../../../../class/sound
	|   `-- uevent
	|-- power
	|   |-- autosuspend_delay_ms
	|   |-- control
	|   |-- runtime_active_time
	|   |-- runtime_status
	|   `-- runtime_suspended_time
	|-- subsystem -> ../../../../../../../class/sound
	`-- uevent

!!Card: /sys/class/sound/card3
Driver: /sys/bus/usb/drivers/snd-usb-audio
Tree:
	/sys/class/sound/card3
	|-- controlC3
	|   |-- dev
	|   |-- device -> ../../card3
	|   |-- power
	|   |-- subsystem -> ../../../../../../../../../../../../../../class/sound
	|   `-- uevent
	|-- device -> ../../../1-1.3:1.0
	|-- id
	|-- number
	|-- pcmC3D0c
	|   |-- dev
	|   |-- device -> ../../card3
	|   |-- pcm_class
	|   |-- power
	|   |-- subsystem -> ../../../../../../../../../../../../../../class/sound
	|   `-- uevent
	|-- power
	|   |-- autosuspend_delay_ms
	|   |-- control
	|   |-- runtime_active_time
	|   |-- runtime_status
	|   `-- runtime_suspended_time
	|-- subsystem -> ../../../../../../../../../../../../../class/sound
	`-- uevent


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

Bus 001 Device 004: ID 08bb:2902 Texas Instruments PCM2902 Audio Codec
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               1.10
  bDeviceClass            0 
  bDeviceSubClass         0 
  bDeviceProtocol         0 
  bMaxPacketSize0         8
  idVendor           0x08bb Texas Instruments
  idProduct          0x2902 PCM2902 Audio Codec
  bcdDevice            1.00
  iManufacturer           1 C-Media Electronics Inc.      
  iProduct                2 USB PnP Sound Device
  iSerial                 0 
  bNumConfigurations      1
  Configuration Descriptor:
    bLength                 9
    bDescriptorType         2
    wTotalLength       0x0099
    bNumInterfaces          3
    bConfigurationValue     1
    iConfiguration          0 
    bmAttributes         0x80
      (Bus Powered)
    MaxPower              100mA
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        0
      bAlternateSetting       0
      bNumEndpoints           0
      bInterfaceClass         1 Audio
      bInterfaceSubClass      1 Control Device
      bInterfaceProtocol      0 
      iInterface              0 
      AudioControl Interface Descriptor:
        bLength                 9
        bDescriptorType        36
        bDescriptorSubtype      1 (HEADER)
        bcdADC               1.00
        wTotalLength       0x0037
        bInCollection           1
        baInterfaceNr(0)        1
      AudioControl Interface Descriptor:
        bLength                12
        bDescriptorType        36
        bDescriptorSubtype      2 (INPUT_TERMINAL)
        bTerminalID             2
        wTerminalType      0x0201 Microphone
        bAssocTerminal          0
        bNrChannels             1
        wChannelConfig     0x0001
          Left Front (L)
        iChannelNames           0 
        iTerminal               0 
      AudioControl Interface Descriptor:
        bLength                 9
        bDescriptorType        36
        bDescriptorSubtype      3 (OUTPUT_TERMINAL)
        bTerminalID             7
        wTerminalType      0x0101 USB Streaming
        bAssocTerminal          0
        bSourceID               8
        iTerminal               0 
      AudioControl Interface Descriptor:
        bLength                 7
        bDescriptorType        36
        bDescriptorSubtype      5 (SELECTOR_UNIT)
        bUnitID                 8
        bNrInPins               1
        baSourceID(0)          10
        iSelector               0 
      AudioControl Interface Descriptor:
        bLength                 9
        bDescriptorType        36
        bDescriptorSubtype      6 (FEATURE_UNIT)
        bUnitID                10
        bSourceID               2
        bControlSize            1
        bmaControls(0)       0x43
          Mute Control
          Volume Control
          Automatic Gain Control
        bmaControls(1)       0x00
        iFeature                0 
      AudioControl Interface Descriptor:
        bLength                 9
        bDescriptorType        36
        bDescriptorSubtype      6 (FEATURE_UNIT)
        bUnitID                13
        bSourceID               2
        bControlSize            1
        bmaControls(0)       0x03
          Mute Control
          Volume Control
        bmaControls(1)       0x00
        iFeature                0 
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        1
      bAlternateSetting       0
      bNumEndpoints           0
      bInterfaceClass         1 Audio
      bInterfaceSubClass      2 Streaming
      bInterfaceProtocol      0 
      iInterface              0 
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        1
      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           7
        bDelay                  1 frames
        wFormatTag         0x0001 PCM
      AudioStreaming Interface Descriptor:
        bLength                14
        bDescriptorType        36
        bDescriptorSubtype      2 (FORMAT_TYPE)
        bFormatType             1 (FORMAT_TYPE_I)
        bNrChannels             1
        bSubframeSize           2
        bBitResolution         16
        bSamFreqType            2 Discrete
        tSamFreq[ 0]        48000
        tSamFreq[ 1]        44100
      Endpoint Descriptor:
        bLength                 9
        bDescriptorType         5
        bEndpointAddress     0x82  EP 2 IN
        bmAttributes            9
          Transfer Type            Isochronous
          Synch Type               Adaptive
          Usage Type               Data
        wMaxPacketSize     0x0064  1x 100 bytes
        bInterval               1
        bRefresh                0
        bSynchAddress           0
        AudioStreaming Endpoint Descriptor:
          bLength                 7
          bDescriptorType        37
          bDescriptorSubtype      1 (EP_GENERAL)
          bmAttributes         0x01
            Sampling Frequency
          bLockDelayUnits         0 Undefined
          wLockDelay         0x0000
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        2
      bAlternateSetting       0
      bNumEndpoints           1
      bInterfaceClass         3 Human Interface Device
      bInterfaceSubClass      0 
      bInterfaceProtocol      0 
      iInterface              0 
        HID Device Descriptor:
          bLength                 9
          bDescriptorType        33
          bcdHID               1.00
          bCountryCode            0 Not supported
          bNumDescriptors         1
          bDescriptorType        34 Report
          wDescriptorLength      60
         Report Descriptors: 
           ** UNAVAILABLE **
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x87  EP 7 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0004  1x 4 bytes
        bInterval               2
--endcollapse--


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

C-Media Electronics Inc. USB PnP Sound Device at usb-0000:01:00.0-1.3, full spe : USB Audio

Capture:
  Status: Stop
  Interface 1
    Altset 1
    Format: S16_LE
    Channels: 1
    Endpoint: 0x82 (2 IN) (ADAPTIVE)
    Rates: 48000, 44100
    Bits: 16
    Channel map: MONO
--endcollapse--


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

USB Mixer: usb_id=0x08bb2902, ctrlif=0, ctlerr=0
Card: C-Media Electronics Inc. USB PnP Sound Device at usb-0000:01:00.0-1.3, full spe
  Unit: 10
    Control: name="Auto Gain Control", index=0
    Info: id=10, control=7, cmask=0x0, channels=1, type="BOOLEAN"
    Volume: min=0, max=1, dBmin=0, dBmax=0
  Unit: 10
    Control: name="Mic Capture Volume", index=0
    Info: id=10, control=2, cmask=0x0, channels=1, type="S16"
    Volume: min=0, max=6096, dBmin=0, dBmax=2381
  Unit: 10
    Control: name="Mic Capture Switch", index=0
    Info: id=10, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN"
    Volume: min=0, max=1, dBmin=0, dBmax=0
--endcollapse--


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

crw-rw----  1 root audio 116,  3 Sep  4 15:19 /dev/snd/controlC0
crw-rw----  1 root audio 116,  5 Sep  4 15:19 /dev/snd/controlC1
crw-rw----  1 root audio 116,  7 Sep  4 17:54 /dev/snd/controlC2
crw-rw----  1 root audio 116,  9 Sep  5 09:51 /dev/snd/controlC3
crw-rw----  1 root audio 116,  2 Sep  4 15:19 /dev/snd/pcmC0D0p
crw-rw----  1 root audio 116,  4 Sep  4 15:19 /dev/snd/pcmC1D0p
crw-rw----  1 root audio 116,  6 Sep  4 17:54 /dev/snd/pcmC2D0p
crw-rw----  1 root audio 116,  8 Sep  5 09:51 /dev/snd/pcmC3D0c
crw-rw----  1 root audio 116,  1 Sep  4 17:54 /dev/snd/seq
crw-rw----  1 root audio 116, 33 Sep  4 17:54 /dev/snd/timer

/dev/snd/by-id:
total 0
drwxr-xr-x 2 root root  60 Sep  5 09:51 .
drwxr-xr-x 4 root root 280 Sep  5 09:51 ..
lrwxrwxrwx 1 root root  12 Sep  5 09:51 usb-C-Media_Electronics_Inc._USB_PnP_Sound_Device-00 -> ../controlC3

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root 120 Sep  5 09:51 .
drwxr-xr-x 4 root root 280 Sep  5 09:51 ..
lrwxrwxrwx 1 root root  12 Sep  4 17:54 platform-bcm2835_audio -> ../controlC2
lrwxrwxrwx 1 root root  12 Sep  5 09:51 platform-fd500000.pcie-pci-0000:01:00.0-usb-0:1.3:1.0 -> ../controlC3
lrwxrwxrwx 1 root root  12 Sep  4 15:19 platform-fef00700.hdmi -> ../controlC0
lrwxrwxrwx 1 root root  12 Sep  4 15:19 platform-fef05700.hdmi -> ../controlC1


!!ALSA configuration files
!!------------------------

!!System wide config file (/etc/asound.conf)

defaults.pcm.card 2
defaults.ctl.card 2


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

APLAY

**** List of PLAYBACK Hardware Devices ****
card 0: vc4hdmi0 [vc4-hdmi-0], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: vc4hdmi1 [vc4-hdmi-1], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones]
  Subdevices: 8/8
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1
  Subdevice #2: subdevice #2
  Subdevice #3: subdevice #3
  Subdevice #4: subdevice #4
  Subdevice #5: subdevice #5
  Subdevice #6: subdevice #6
  Subdevice #7: subdevice #7

ARECORD

**** List of CAPTURE Hardware Devices ****
card 3: Device [USB PnP Sound Device], device 0: USB Audio [USB Audio]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

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

!!-------Mixer controls for card vc4hdmi0

Card sysdefault:0 'vc4hdmi0'/'vc4-hdmi-0'
  Mixer name	: ''
  Components	: ''
  Controls      : 5
  Simple ctrls  : 0

!!-------Mixer controls for card vc4hdmi1

Card sysdefault:1 'vc4hdmi1'/'vc4-hdmi-1'
  Mixer name	: ''
  Components	: ''
  Controls      : 5
  Simple ctrls  : 0

!!-------Mixer controls for card Headphones

Card sysdefault:2 'Headphones'/'bcm2835 Headphones'
  Mixer name	: 'Broadcom Mixer'
  Components	: ''
  Controls      : 2
  Simple ctrls  : 1
Simple mixer control 'PCM',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined
  Playback channels: Mono
  Limits: Playback -10239 - 400
  Mono: Playback -1207 [85%] [-12.07dB] [on]

!!-------Mixer controls for card Device

Card sysdefault:3 'Device'/'C-Media Electronics Inc. USB PnP Sound Device at usb-0000:01:00.0-1.3, full spe'
  Mixer name	: 'USB Mixer'
  Components	: 'USB08bb:2902'
  Controls      : 4
  Simple ctrls  : 2
Simple mixer control 'Mic',0
  Capabilities: cvolume cvolume-joined cswitch cswitch-joined
  Capture channels: Mono
  Limits: Capture 0 - 16
  Mono: Capture 16 [100%] [23.81dB] [on]
Simple mixer control 'Auto Gain Control',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]


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

--startcollapse--
state.vc4hdmi0 {
	control.1 {
		iface CARD
		name 'HDMI Jack'
		value false
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.2 {
		iface PCM
		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
			type INTEGER
			count 8
			range '0 - 36'
		}
	}
	control.3 {
		iface PCM
		name 'IEC958 Playback Mask'
		value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
		comment {
			access read
			type IEC958
			count 1
		}
	}
	control.4 {
		iface PCM
		name 'IEC958 Playback Default'
		value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access 'read write'
			type IEC958
			count 1
		}
	}
	control.5 {
		iface PCM
		name ELD
		value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access 'read volatile'
			type BYTES
			count 128
		}
	}
}
state.vc4hdmi1 {
	control.1 {
		iface CARD
		name 'HDMI Jack'
		value false
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.2 {
		iface PCM
		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
			type INTEGER
			count 8
			range '0 - 36'
		}
	}
	control.3 {
		iface PCM
		name 'IEC958 Playback Mask'
		value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
		comment {
			access read
			type IEC958
			count 1
		}
	}
	control.4 {
		iface PCM
		name 'IEC958 Playback Default'
		value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access 'read write'
			type IEC958
			count 1
		}
	}
	control.5 {
		iface PCM
		name ELD
		value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access 'read volatile'
			type BYTES
			count 128
		}
	}
}
state.Headphones {
	control.1 {
		iface MIXER
		name 'PCM Playback Volume'
		value -1207
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '-10239 - 400'
			dbmin -9999999
			dbmax 400
			dbvalue.0 -1207
		}
	}
	control.2 {
		iface MIXER
		name 'PCM Playback Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
}
state.Device {
	control.1 {
		iface PCM
		name 'Capture Channel Map'
		value 0
		comment {
			access read
			type INTEGER
			count 1
			range '0 - 36'
		}
	}
	control.2 {
		iface MIXER
		name 'Mic Capture Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.3 {
		iface MIXER
		name 'Mic Capture Volume'
		value 16
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 16'
			dbmin 0
			dbmax 2381
			dbvalue.0 2381
		}
	}
	control.4 {
		iface MIXER
		name 'Auto Gain Control'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
}
--endcollapse--


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

aes_arm64
aes_generic
af_alg
algif_hash
algif_skcipher
backlight
bcm2835_codec
bcm2835_isp
bcm2835_mmal_vchiq
bcm2835_v4l2
binfmt_misc
bluetooth
bnep
brcmfmac
brcmfmac_wcc
brcmutil
btbcm
cec
cfg80211
cmac
dm_mod
drm
drm_display_helper
drm_dma_helper
drm_kms_helper
drm_panel_orientation_quirks
drm_shmem_helper
ecc
ecdh_generic
fuse
gpu_sched
hci_uart
i2c_brcmstb
i2c_dev
ip_tables
ipv6
libaes
mc
nvmem_rmem
raspberrypi_gpiomem
raspberrypi_hwmon
rfcomm
rfkill
rpivid_hevc
snd
snd_bcm2835
snd_compress
snd_hrtimer
snd_hwdep
snd_pcm
snd_pcm_dmaengine
snd_rawmidi
snd_seq
snd_seq_device
snd_seq_dummy
snd_soc_core
snd_soc_hdmi_codec
snd_timer
snd_usb_audio
snd_usbmidi_lib
uio
uio_pdrv_genirq
v3d
v4l2_mem2mem
vc4
vc_sm_cma
videobuf2_common
videobuf2_dma_contig
videobuf2_memops
videobuf2_v4l2
videobuf2_vmalloc
videodev
x_tables


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

[    0.000000] alternatives: applying boot alternatives
[    0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_headphones=0 snd_bcm2835.enable_headphones=1 snd_bcm2835.enable_hdmi=1 snd_bcm2835.enable_hdmi=0  smsc95xx.macaddr=D8:3A:DD:19:09:FA vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000  console=ttyS0,115200 console=tty1 root=PARTUUID=d3a14042-02 rootfstype=ext4 fsck.repair=yes rootwait quiet splash plymouth.ignore-serial-consoles cfg80211.ieee80211_regdom=MA
[    0.000000] Unknown kernel command line parameters "splash", will be passed to user space.
--
[    2.397404] input: vc4-hdmi-0 as /devices/platform/soc/fef00700.hdmi/rc/rc0/input0
[    2.412881] input: vc4-hdmi-0 HDMI Jack as /devices/platform/soc/fef00700.hdmi/sound/card0/input1
[    2.413294] vc4-drm gpu: bound fef00700.hdmi (ops vc4_hdmi_ops [vc4])
--
[    2.416179] input: vc4-hdmi-1 as /devices/platform/soc/fef05700.hdmi/rc/rc1/input2
[    2.418819] input: vc4-hdmi-1 HDMI Jack as /devices/platform/soc/fef05700.hdmi/sound/card1/input3
[    2.422278] vc4-drm gpu: bound fef05700.hdmi (ops vc4_hdmi_ops [vc4])
--
[    5.761972] systemd-journald[272]: File /var/log/journal/c21531d8a43646a48a40ca293ce794ba/system.journal corrupted or uncleanly shut down, renaming and replacing.
[    7.192833] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned.
[    7.209990] vc_sm_cma: module is from the staging directory, the quality is unknown, you have been warned.
[    7.210860] bcm2835_audio bcm2835_audio: card created with 8 channels
[    7.247592] mc: Linux media interface: v0.10
--
[  174.778289] hid-generic 0003:08BB:2902.0001: input,hidraw0: USB HID v1.00 Device [C-Media Electronics Inc.       USB PnP Sound Device] on usb-0000:01:00.0-1.3/input2
[  174.906777] usbcore: registered new interface driver snd-usb-audio
[  183.982783] usb 1-1.3: reset full-speed USB device number 3 using xhci_hcd


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

ii  alsa-topology-conf                   1.2.5.1-2                           all          ALSA topology configuration files
ii  alsa-ucm-conf                        1.2.8-1                             all          ALSA Use Case Manager configuration files
ii  alsa-utils                           1.2.8-1 rpt1                        arm64        Utilities for configuring and using ALSA