!!################################ !!ALSA Information Script v 0.5.1 !!################################ !!Script ran on: Fri Oct 13 11:20:50 UTC 2023 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 6.1.0-rpi4-rpi-v8 Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.1.0-rpi4-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 !!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 Audio Device USB PnP Audio Device at usb-0000:01:00.0-1.3, full speed !!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) device_setup : 0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N implicit_fb : N,N,N,N,N,N,N,N index : -1,-1,-1,-1,-1,-1,-1,-1 lowlatency : Y pid : -1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null) quirk_flags : 0,0,0,0,0,0,0,0 skip_validation : N use_vmalloc : Y vid : -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 |-- 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 |-- 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 0c76:161e JMTek, LLC. USB PnP Audio Device Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 0 bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 idVendor 0x0c76 JMTek, LLC. idProduct 0x161e bcdDevice 1.00 iManufacturer 0 iProduct 1 USB PnP Audio Device iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x008d 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 0x002e 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 0x0000 iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 18 wTerminalType 0x0101 USB Streaming bAssocTerminal 2 bSourceID 33 iTerminal 0 AudioControl Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 5 (SELECTOR_UNIT) bUnitID 33 bNrInPins 1 baSourceID(0) 50 iSelector 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 50 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 18 bDelay 1 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x00c8 1x 200 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 62 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0004 1x 4 bytes bInterval 32 --endcollapse-- !!USB Stream information !!---------------------- --startcollapse-- USB PnP Audio Device at usb-0000:01:00.0-1.3, full speed : USB Audio Capture: Status: Stop Interface 1 Altset 1 Format: S16_LE Channels: 1 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 48000 Bits: 16 Channel map: MONO --endcollapse-- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x0c76161e, ctrlif=0, ctlerr=0 Card: USB PnP Audio Device at usb-0000:01:00.0-1.3, full speed Unit: 50 Control: name="Mic Capture Volume", index=0 Info: id=50, control=2, cmask=0x0, channels=1, type="S16" Volume: min=0, max=7936, dBmin=0, dBmax=3100 Unit: 50 Control: name="Mic Capture Switch", index=0 Info: id=50, 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, 0 Oct 13 05:24 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Oct 13 05:24 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Oct 13 05:24 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 96 Oct 13 05:24 /dev/snd/controlC3 crw-rw---- 1 root audio 116, 16 Oct 13 05:24 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 48 Oct 13 05:24 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 80 Oct 13 05:24 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 120 Oct 13 05:24 /dev/snd/pcmC3D0c crw-rw---- 1 root audio 116, 1 Oct 13 05:24 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Oct 13 05:24 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Oct 13 05:24 . drwxr-xr-x 4 root root 280 Oct 13 05:24 .. lrwxrwxrwx 1 root root 12 Oct 13 05:24 usb-0c76_USB_PnP_Audio_Device-00 -> ../controlC3 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 120 Oct 13 05:24 . drwxr-xr-x 4 root root 280 Oct 13 05:24 .. lrwxrwxrwx 1 root root 12 Oct 13 05:24 platform-bcm2835_audio -> ../controlC2 lrwxrwxrwx 1 root root 12 Oct 13 05:24 platform-fd500000.pcie-pci-0000:01:00.0-usb-0:1.3:1.0 -> ../controlC3 lrwxrwxrwx 1 root root 12 Oct 13 05:24 platform-fef00700.hdmi -> ../controlC0 lrwxrwxrwx 1 root root 12 Oct 13 05:24 platform-fef05700.hdmi -> ../controlC1 !!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 Audio 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 : 4 Simple ctrls : 0 !!-------Mixer controls for card vc4hdmi1 Card sysdefault:1 'vc4hdmi1'/'vc4-hdmi-1' Mixer name : '' Components : '' Controls : 4 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 -1988 [78%] [-19.88dB] [on] !!-------Mixer controls for card Device Card sysdefault:3 'Device'/'USB PnP Audio Device at usb-0000:01:00.0-1.3, full speed' Mixer name : 'USB Mixer' Components : 'USB0c76:161e' Controls : 3 Simple ctrls : 1 Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 496 Mono: Capture 496 [100%] [31.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.vc4hdmi0 { control.1 { 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.2 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.3 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.4 { iface PCM name ELD value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } state.vc4hdmi1 { control.1 { 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.2 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.3 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.4 { 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 -1988 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -1988 } } 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 496 comment { access 'read write' type INTEGER count 1 range '0 - 496' dbmin 0 dbmax 3100 dbvalue.0 3100 } } } --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 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 fb_sys_fops fuse gpu_sched hci_uart i2c_bcm2835 i2c_brcmstb i2c_dev ip_tables ipv6 joydev 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 syscopyarea sysfillrect sysimgblt 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] Built 1 zonelists, mobility grouping on. Total pages: 996912 [ 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=DC:A6:32:91:C7:8E vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=55af972c-02 rootfstype=ext4 fsck.repair=yes rootwait quiet splash plymouth.ignore-serial-consoles cfg80211.ieee80211_regdom=JP [ 0.000000] Unknown kernel command line parameters "splash", will be passed to user space. -- [ 7.664250] mc: Linux media interface: v0.10 [ 7.752516] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 7.792689] bcm2835_vc_sm_cma_probe: Videocore shared memory driver -- [ 7.879994] rpi-gpiomem fe200000.gpiomem: initialised 1 regions as /dev/gpiomem [ 7.880668] bcm2835_audio bcm2835_audio: card created with 8 channels [ 8.101101] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. -- [ 25.720034] usb 1-1.3: [50] FU [Mic Capture Volume] ch = 1, val = 0/7936/16 [ 25.721151] usbcore: registered new interface driver snd-usb-audio !!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 armhf Utilities for configuring and using ALSA