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

!!Script ran on: Mon Oct 21 15:37:17 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:    6.6.51 rpt-rpi-2712
Operating System:  GNU/Linux
Architecture:      aarch64
Processor:         unknown
SMP Enabled:       Yes


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

Driver version:     k6.6.51 rpt-rpi-2712
Library version:    1.2.8
Utilities version:  1.2.8


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

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


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

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

Pulseaudio:
      Installed - Yes (/usr/bin/pulseaudio)
      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 [QUADCAPTURE    ]: USB-Audio - QUAD-CAPTURE
                      Roland QUAD-CAPTURE at usb-xhci-hcd.1-2, high speed
 3 [sndrpihifiberry]: RPi-simple - snd_rpi_hifiberry_adc8x
                      snd_rpi_hifiberry_adc8x


!!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


!!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_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

!!Module: snd_soc_rpi_simple_soundcard
	* : 


!!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 -> ../../../107c701400.hdmi
	|-- id
	|-- input2
	|   |-- capabilities
	|   |-- device -> ../../card0
	|   |-- event2
	|   |-- 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 -> ../../../107c706400.hdmi
	|-- id
	|-- input4
	|   |-- capabilities
	|   |-- device -> ../../card1
	|   |-- event4
	|   |-- 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/usb/drivers/snd-usb-audio
Tree:
	/sys/class/sound/card2
	|-- controlC2
	|   |-- dev
	|   |-- device -> ../../card2
	|   |-- power
	|   |-- subsystem -> ../../../../../../../../../../../../class/sound
	|   `-- uevent
	|-- device -> ../../../3-2:1.0
	|-- dmmidi2
	|   |-- dev
	|   |-- device -> ../../card2
	|   |-- power
	|   |-- subsystem -> ../../../../../../../../../../../../class/sound
	|   `-- uevent
	|-- id
	|-- midi2
	|   |-- dev
	|   |-- device -> ../../card2
	|   |-- power
	|   |-- subsystem -> ../../../../../../../../../../../../class/sound
	|   `-- uevent
	|-- midiC2D0
	|   |-- dev
	|   |-- device -> ../../card2
	|   |-- power
	|   |-- subsystem -> ../../../../../../../../../../../../class/sound
	|   `-- uevent
	|-- number
	|-- pcmC2D0c
	|   |-- dev
	|   |-- device -> ../../card2
	|   |-- pcm_class
	|   |-- power
	|   |-- subsystem -> ../../../../../../../../../../../../class/sound
	|   `-- uevent
	|-- pcmC2D0p
	|   |-- dev
	|   |-- device -> ../../card2
	|   |-- pcm_class
	|   |-- power
	|   |-- subsystem -> ../../../../../../../../../../../../class/sound
	|   `-- uevent
	|-- power
	|   |-- autosuspend_delay_ms
	|   |-- control
	|   |-- runtime_active_time
	|   |-- runtime_status
	|   `-- runtime_suspended_time
	|-- seq-midi-2-0
	|   |-- driver -> ../../../../../../../../../../../../bus/snd_seq/drivers/snd_seq_midi
	|   |-- power
	|   |-- subsystem -> ../../../../../../../../../../../../bus/snd_seq
	|   `-- uevent
	|-- subsystem -> ../../../../../../../../../../../class/sound
	`-- uevent

!!Card: /sys/class/sound/card3
Driver: /sys/bus/platform/drivers/snd-rpi-simple
Tree:
	/sys/class/sound/card3
	|-- controlC3
	|   |-- dev
	|   |-- device -> ../../card3
	|   |-- power
	|   |-- subsystem -> ../../../../../../../class/sound
	|   `-- uevent
	|-- device -> ../../../soc:sound
	|-- id
	|-- number
	|-- pcmC3D0c
	|   |-- dev
	|   |-- device -> ../../card3
	|   |-- pcm_class
	|   |-- power
	|   |-- subsystem -> ../../../../../../../class/sound
	|   `-- uevent
	|-- pcmC3D0p
	|   |-- 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 003 Device 003: ID 0582:012f Roland Corp. QUAD-CAPTURE
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               2.00
  bDeviceClass          255 Vendor Specific Class
  bDeviceSubClass         0 
  bDeviceProtocol       255 
  bMaxPacketSize0        64
  idVendor           0x0582 Roland Corp.
  idProduct          0x012f QUAD-CAPTURE
  bcdDevice            1.00
  iManufacturer           1 Roland
  iProduct                2 QUAD-CAPTURE
  iSerial                 3 0000431A0D6934A4524D922B0B08A0D0
  bNumConfigurations      1
  Configuration Descriptor:
    bLength                 9
    bDescriptorType         2
    wTotalLength       0x01ff
    bNumInterfaces          5
    bConfigurationValue     1
    iConfiguration          0 
    bmAttributes         0x80
      (Bus Powered)
    MaxPower              450mA
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        0
      bAlternateSetting       0
      bNumEndpoints           0
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      2 
      iInterface              0 
      ** UNRECOGNIZED:  06 24 f1 01 00 00
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        0
      bAlternateSetting       1
      bNumEndpoints           1
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      2 
      iInterface              0 
      ** UNRECOGNIZED:  07 24 01 01 00 01 01
      ** UNRECOGNIZED:  0b 24 02 01 04 04 18 01 44 ac 00
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x05  EP 5 OUT
        bmAttributes            5
          Transfer Type            Isochronous
          Synch Type               Asynchronous
          Usage Type               Data
        wMaxPacketSize     0x0070  1x 112 bytes
        bInterval               1
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        0
      bAlternateSetting       2
      bNumEndpoints           1
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      2 
      iInterface              0 
      ** UNRECOGNIZED:  07 24 01 01 00 01 01
      ** UNRECOGNIZED:  0b 24 02 01 04 04 18 01 80 bb 00
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x05  EP 5 OUT
        bmAttributes            5
          Transfer Type            Isochronous
          Synch Type               Asynchronous
          Usage Type               Data
        wMaxPacketSize     0x0070  1x 112 bytes
        bInterval               1
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        0
      bAlternateSetting       3
      bNumEndpoints           1
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      2 
      iInterface              0 
      ** UNRECOGNIZED:  07 24 01 01 00 01 01
      ** UNRECOGNIZED:  0b 24 02 01 04 04 18 01 00 77 01
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x05  EP 5 OUT
        bmAttributes            5
          Transfer Type            Isochronous
          Synch Type               Asynchronous
          Usage Type               Data
        wMaxPacketSize     0x00d0  1x 208 bytes
        bInterval               1
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        0
      bAlternateSetting       4
      bNumEndpoints           1
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      2 
      iInterface              0 
      ** UNRECOGNIZED:  07 24 01 01 00 01 01
      ** UNRECOGNIZED:  0b 24 02 01 02 04 18 01 00 ee 02
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x05  EP 5 OUT
        bmAttributes            5
          Transfer Type            Isochronous
          Synch Type               Asynchronous
          Usage Type               Data
        wMaxPacketSize     0x00c8  1x 200 bytes
        bInterval               1
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        1
      bAlternateSetting       0
      bNumEndpoints           0
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      2 
      iInterface              0 
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        1
      bAlternateSetting       1
      bNumEndpoints           1
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      2 
      iInterface              0 
      ** UNRECOGNIZED:  07 24 01 01 00 01 01
      ** UNRECOGNIZED:  0b 24 02 01 06 04 18 01 44 ac 00
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x85  EP 5 IN
        bmAttributes           37
          Transfer Type            Isochronous
          Synch Type               Asynchronous
          Usage Type               Implicit feedback Data
        wMaxPacketSize     0x00a8  1x 168 bytes
        bInterval               1
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        1
      bAlternateSetting       2
      bNumEndpoints           1
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      2 
      iInterface              0 
      ** UNRECOGNIZED:  07 24 01 01 00 01 01
      ** UNRECOGNIZED:  0b 24 02 01 06 04 18 01 80 bb 00
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x85  EP 5 IN
        bmAttributes           37
          Transfer Type            Isochronous
          Synch Type               Asynchronous
          Usage Type               Implicit feedback Data
        wMaxPacketSize     0x00a8  1x 168 bytes
        bInterval               1
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        1
      bAlternateSetting       3
      bNumEndpoints           1
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      2 
      iInterface              0 
      ** UNRECOGNIZED:  07 24 01 01 00 01 01
      ** UNRECOGNIZED:  0b 24 02 01 06 04 18 01 00 77 01
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x85  EP 5 IN
        bmAttributes           37
          Transfer Type            Isochronous
          Synch Type               Asynchronous
          Usage Type               Implicit feedback Data
        wMaxPacketSize     0x0138  1x 312 bytes
        bInterval               1
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        1
      bAlternateSetting       4
      bNumEndpoints           1
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      2 
      iInterface              0 
      ** UNRECOGNIZED:  07 24 01 01 00 01 01
      ** UNRECOGNIZED:  0b 24 02 01 02 04 18 01 00 ee 02
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x85  EP 5 IN
        bmAttributes           37
          Transfer Type            Isochronous
          Synch Type               Asynchronous
          Usage Type               Implicit feedback Data
        wMaxPacketSize     0x00c8  1x 200 bytes
        bInterval               1
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        2
      bAlternateSetting       0
      bNumEndpoints           2
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      3 
      iInterface              0 
      ** UNRECOGNIZED:  06 24 f1 02 01 01
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x06  EP 6 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               1
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x86  EP 6 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               1
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        2
      bAlternateSetting       1
      bNumEndpoints           2
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      3 
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x06  EP 6 OUT
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               4
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x86  EP 6 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               4
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        3
      bAlternateSetting       0
      bNumEndpoints           0
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      4 
      iInterface              0 
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        3
      bAlternateSetting       1
      bNumEndpoints           1
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      4 
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x82  EP 2 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0008  1x 8 bytes
        bInterval               4
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        4
      bAlternateSetting       0
      bNumEndpoints           0
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      5 
      iInterface              0 
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        4
      bAlternateSetting       1
      bNumEndpoints           1
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      5 
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x81  EP 1 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0008  1x 8 bytes
        bInterval               1
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        4
      bAlternateSetting       2
      bNumEndpoints           1
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      5 
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x81  EP 1 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0008  1x 8 bytes
        bInterval               2
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        4
      bAlternateSetting       3
      bNumEndpoints           1
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      5 
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x81  EP 1 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0008  1x 8 bytes
        bInterval               3
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        4
      bAlternateSetting       4
      bNumEndpoints           1
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass      1 
      bInterfaceProtocol      5 
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x81  EP 1 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0008  1x 8 bytes
        bInterval               4
--endcollapse--


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

Roland QUAD-CAPTURE at usb-xhci-hcd.1-2, high speed : USB Audio

Playback:
  Status: Stop
  Interface 0
    Altset 1
    Format: S32_LE
    Channels: 4
    Endpoint: 0x05 (5 OUT) (ASYNC)
    Rates: 44100
    Data packet interval: 125 us
    Bits: 0
    Sync Endpoint: 0x85 (5 IN)
    Sync EP Interface: 1
    Sync EP Altset: 1
    Implicit Feedback Mode: Yes

Capture:
  Status: Stop
  Interface 1
    Altset 1
    Format: S32_LE
    Channels: 6
    Endpoint: 0x85 (5 IN) (ASYNC)
    Rates: 44100
    Data packet interval: 125 us
    Bits: 0
    Sync Endpoint: 0x05 (5 OUT)
    Sync EP Interface: 0
    Sync EP Altset: 1
    Implicit Feedback Mode: Yes
--endcollapse--


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

crw-rw----  1 root audio 116,  3 Oct 21 11:36 /dev/snd/controlC0
crw-rw----  1 root audio 116,  5 Oct 21 11:36 /dev/snd/controlC1
crw-rw----  1 root audio 116,  9 Oct 21 11:36 /dev/snd/controlC2
crw-rw----  1 root audio 116, 12 Oct 21 11:36 /dev/snd/controlC3
crw-rw----  1 root audio 116,  8 Oct 21 11:36 /dev/snd/midiC2D0
crw-rw----  1 root audio 116,  2 Oct 21 11:36 /dev/snd/pcmC0D0p
crw-rw----  1 root audio 116,  4 Oct 21 11:36 /dev/snd/pcmC1D0p
crw-rw----  1 root audio 116,  7 Oct 21 11:36 /dev/snd/pcmC2D0c
crw-rw----  1 root audio 116,  6 Oct 21 11:36 /dev/snd/pcmC2D0p
crw-rw----  1 root audio 116, 11 Oct 21 11:36 /dev/snd/pcmC3D0c
crw-rw----  1 root audio 116, 10 Oct 21 11:36 /dev/snd/pcmC3D0p
crw-rw----  1 root audio 116,  1 Oct 21 11:36 /dev/snd/seq
crw-rw----  1 root audio 116, 33 Oct 21 11:36 /dev/snd/timer

/dev/snd/by-id:
total 0
drwxr-xr-x 2 root root  60 Oct 21 11:36 .
drwxr-xr-x 4 root root 340 Oct 21 11:36 ..
lrwxrwxrwx 1 root root  12 Oct 21 11:36 usb-Roland_QUAD-CAPTURE_0000431A0D6934A4524D922B0B08A0D0-00 -> ../controlC2

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root 120 Oct 21 11:36 .
drwxr-xr-x 4 root root 340 Oct 21 11:36 ..
lrwxrwxrwx 1 root root  12 Oct 21 11:36 platform-107c701400.hdmi -> ../controlC0
lrwxrwxrwx 1 root root  12 Oct 21 11:36 platform-107c706400.hdmi -> ../controlC1
lrwxrwxrwx 1 root root  12 Oct 21 11:36 platform-soc:sound -> ../controlC3
lrwxrwxrwx 1 root root  12 Oct 21 11:36 platform-xhci-hcd.1-usb-0:2:1.0 -> ../controlC2


!!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: QUADCAPTURE [QUAD-CAPTURE], device 0: USB Audio [USB Audio]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 3: sndrpihifiberry [snd_rpi_hifiberry_adc8x], device 0: HifiBerry ADC8x HiFi snd-soc-dummy-dai-0 [HifiBerry ADC8x HiFi snd-soc-dummy-dai-0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

ARECORD

**** List of CAPTURE Hardware Devices ****
card 2: QUADCAPTURE [QUAD-CAPTURE], device 0: USB Audio [USB Audio]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 3: sndrpihifiberry [snd_rpi_hifiberry_adc8x], device 0: HifiBerry ADC8x HiFi snd-soc-dummy-dai-0 [HifiBerry ADC8x HiFi snd-soc-dummy-dai-0]
  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      : 6
  Simple ctrls  : 1
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]

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

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

!!-------Mixer controls for card QUADCAPTURE

Card sysdefault:2 'QUADCAPTURE'/'Roland QUAD-CAPTURE at usb-xhci-hcd.1-2, high speed'
  Mixer name	: ''
  Components	: 'USB0582:012f'
  Controls      : 1
  Simple ctrls  : 1
Simple mixer control 'MIDI Input Mode',0
  Capabilities: enum
  Items: 'High Load' 'Light Load'
  Item0: 'Light Load'

!!-------Mixer controls for card sndrpihifiberry

Card sysdefault:3 'sndrpihifiberry'/'snd_rpi_hifiberry_adc8x'
  Mixer name	: ''
  Components	: ''
  Controls      : 0
  Simple ctrls  : 0


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

--startcollapse--
state.vc4hdmi0 {
	control.1 {
		iface CARD
		name 'HDMI Jack'
		value true
		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 '1000070069100001000000000000000010ac3a40535032323038574650090707000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access 'read volatile'
			type BYTES
			count 128
		}
	}
	control.6 {
		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.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.QUADCAPTURE {
	control.1 {
		iface MIXER
		name 'MIDI Input Mode'
		value 'Light Load'
		comment {
			access 'read write'
			type ENUMERATED
			count 1
			item.0 'High Load'
			item.1 'Light Load'
		}
	}
}
state.sndrpihifiberry {
	control {
	}
}
--endcollapse--


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

aes_ce_blk
aes_ce_cipher
af_alg
algif_hash
algif_skcipher
backlight
binfmt_misc
bluetooth
bnep
brcmfmac
brcmfmac_wcc
brcmutil
btbcm
cec
cfg80211
designware_i2s
dm_mod
drm
drm_display_helper
drm_dma_helper
drm_kms_helper
drm_panel_orientation_quirks
drm_shmem_helper
ecc
ecdh_generic
fuse
gf128mul
ghash_ce
gpio_keys
gpu_sched
hci_uart
i2c_brcmstb
i2c_dev
ip_tables
ipv6
joydev
libaes
mc
nvmem_rmem
pisp_be
pwm_fan
raspberrypi_gpiomem
raspberrypi_hwmon
rfcomm
rfkill
rp1_adc
rpivid_hevc
sha1_ce
sha256_arm64
sha2_ce
snd
snd_compress
snd_hrtimer
snd_hwdep
snd_pcm
snd_pcm_dmaengine
snd_rawmidi
snd_seq
snd_seq_device
snd_seq_dummy
snd_seq_midi
snd_seq_midi_event
snd_soc_core
snd_soc_hdmi_codec
snd_soc_rpi_simple_soundcard
snd_timer
snd_usb_audio
snd_usbmidi_lib
spi_bcm2835
spidev
uio
uio_pdrv_genirq
v3d
v4l2_mem2mem
vc4
videobuf2_common
videobuf2_dma_contig
videobuf2_memops
videobuf2_v4l2
videodev
x_tables


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

[    0.993071] input: vc4-hdmi-0 as /devices/platform/soc/107c701400.hdmi/rc/rc0/input1
[    0.994189] input: vc4-hdmi-0 HDMI Jack as /devices/platform/soc/107c701400.hdmi/sound/card0/input2
[    0.994290] vc4-drm axi:gpu: bound 107c701400.hdmi (ops vc4_hdmi_ops [vc4])
--
[    0.995763] input: vc4-hdmi-1 as /devices/platform/soc/107c706400.hdmi/rc/rc1/input3
[    0.996706] input: vc4-hdmi-1 HDMI Jack as /devices/platform/soc/107c706400.hdmi/sound/card1/input4
[    0.996784] vc4-drm axi:gpu: bound 107c706400.hdmi (ops vc4_hdmi_ops [vc4])
--
[    3.880472] Bluetooth: SCO socket layer initialized
[    3.891406] usbcore: registered new interface driver snd-usb-audio
[    3.935711] Bluetooth: HCI UART driver ver 2.3


!!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