!!################################ !!ALSA Information Script v 0.5.1 !!################################ !!Script ran on: Sun Jun 1 16:07:23 UTC 2025 !!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: 6.12.25 rpt-rpi-v8 Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.12.25 rpt-rpi-v8 Library version: 1.2.8 Utilities version: 1.2.8 !!Loaded ALSA modules !!------------------- vc4 (card 0) snd_usb_audio (card 1) snd_soc_simple_card (card 2) !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [vc4hdmi ]: vc4-hdmi - vc4-hdmi vc4-hdmi 1 [S51 ]: USB-Audio - SB X-Fi Surround 5.1 Creative Technology SB X-Fi Surround 5.1 at usb-3f980000.usb-1, full speed 2 [seeed2micvoicec]: simple-card - seeed-2mic-voicecard seeed-2mic-voicecard !!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_hdmi=1 snd_bcm2835: enable_hdmi=0 !!Loaded sound module options !!--------------------------- !!Module: vc4 fkms_max_refresh_rate : 85 force_hotplug : 0 tv_norm : (null) !!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_simple_card * : !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/vc4_hdmi Tree: !!Card: /sys/class/sound/card1 Driver: /sys/bus/usb/drivers/snd-usb-audio Tree: !!Card: /sys/class/sound/card2 Driver: /sys/bus/platform/drivers/asoc-simple-card Tree: !!USB Descriptors !!--------------- --startcollapse-- Bus 001 Device 002: ID 041e:3042 Creative Technology, Ltd Sound Blaster X-Fi Surround 5.1 Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 0 bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 idVendor 0x041e Creative Technology, Ltd idProduct 0x3042 Sound Blaster X-Fi Surround 5.1 bcdDevice 1.00 iManufacturer 1 Creative Technology iProduct 2 SB X-Fi Surround 5.1 iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x02b6 bNumInterfaces 3 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 400mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 1 Control Device bInterfaceProtocol 0 iInterface 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 1.00 wTotalLength 0x003d bInCollection 2 baInterfaceNr(0) 1 baInterfaceNr(1) 2 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 1 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bNrChannels 6 wChannelConfig 0x003f Left Front (L) Right Front (R) Center Front (C) Low Frequency Enhancement (LFE) Left Surround (LS) Right Surround (RS) iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 3 wTerminalType 0x0301 Speaker bAssocTerminal 0 bSourceID 1 iTerminal 0 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 4 wTerminalType 0x0603 Line Connector bAssocTerminal 0 bNrChannels 2 wChannelConfig 0x0003 Left Front (L) Right Front (R) iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 6 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 4 iTerminal 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 8 wTerminalType 0x0602 Digital Audio Interface bAssocTerminal 0 bSourceID 1 iTerminal 0 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0002 1x 2 bytes bInterval 10 bRefresh 0 bSynchAddress 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 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 1 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x00c4 1x 196 bytes bInterval 1 bRefresh 0 bSynchAddress 1 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 0 Undefined wLockDelay 0x0000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0003 1x 3 bytes bInterval 1 bRefresh 5 bSynchAddress 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 2 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 1 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 3 bBitResolution 24 bSamFreqType 1 Discrete tSamFreq[ 0] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0126 1x 294 bytes bInterval 1 bRefresh 0 bSynchAddress 1 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 0 Undefined wLockDelay 0x0000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0003 1x 3 bytes bInterval 1 bRefresh 5 bSynchAddress 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 3 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 1 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 6 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x024c 1x 588 bytes bInterval 1 bRefresh 0 bSynchAddress 1 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 0 Undefined wLockDelay 0x0000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0003 1x 3 bytes bInterval 1 bRefresh 5 bSynchAddress 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 4 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 1 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 6 bSubframeSize 3 bBitResolution 24 bSamFreqType 1 Discrete tSamFreq[ 0] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0372 1x 882 bytes bInterval 1 bRefresh 0 bSynchAddress 1 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 0 Undefined wLockDelay 0x0000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0003 1x 3 bytes bInterval 1 bRefresh 5 bSynchAddress 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 5 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 1 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 96000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0184 1x 388 bytes bInterval 1 bRefresh 0 bSynchAddress 1 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 0 Undefined wLockDelay 0x0000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0003 1x 3 bytes bInterval 1 bRefresh 5 bSynchAddress 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 6 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 1 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 3 bBitResolution 24 bSamFreqType 1 Discrete tSamFreq[ 0] 96000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0246 1x 582 bytes bInterval 1 bRefresh 0 bSynchAddress 1 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 0 Undefined wLockDelay 0x0000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0003 1x 3 bytes bInterval 1 bRefresh 5 bSynchAddress 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 7 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 1 bDelay 0 frames wFormatTag 0x2001 IEC1937_AC-3 AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 3 (FORMAT_TYPE_III) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 44100 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x00b4 1x 180 bytes bInterval 1 bRefresh 0 bSynchAddress 1 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 0 Undefined wLockDelay 0x0000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0003 1x 3 bytes bInterval 1 bRefresh 5 bSynchAddress 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 8 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 1 bDelay 0 frames wFormatTag 0x2001 IEC1937_AC-3 AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 3 (FORMAT_TYPE_III) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x00c4 1x 196 bytes bInterval 1 bRefresh 0 bSynchAddress 1 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 0 Undefined wLockDelay 0x0000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0003 1x 3 bytes bInterval 1 bRefresh 5 bSynchAddress 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 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 6 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x00c4 1x 196 bytes bInterval 1 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 0 Undefined wLockDelay 0x0000 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 2 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 6 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 3 bBitResolution 24 bSamFreqType 1 Discrete tSamFreq[ 0] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x0126 1x 294 bytes bInterval 1 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 0 Undefined wLockDelay 0x0000 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 3 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 6 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 96000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x0184 1x 388 bytes bInterval 1 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 0 Undefined wLockDelay 0x0000 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 4 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 6 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 3 bBitResolution 24 bSamFreqType 1 Discrete tSamFreq[ 0] 96000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x0246 1x 582 bytes bInterval 1 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 0 Undefined wLockDelay 0x0000 Device Status: 0x0000 (Bus Powered) --endcollapse-- !!USB Stream information !!---------------------- --startcollapse-- Creative Technology SB X-Fi Surround 5.1 at usb-3f980000.usb-1, full speed : USB Audio Playback: Status: Stop Interface 1 Altset 1 Format: S16_LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000 Bits: 16 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 1 Implicit Feedback Mode: No Interface 1 Altset 2 Format: S24_3LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000 Bits: 24 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 2 Implicit Feedback Mode: No Interface 1 Altset 3 Format: S16_LE Channels: 6 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000 Bits: 16 Channel map: FL FR FC LFE RL RR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 3 Implicit Feedback Mode: No Interface 1 Altset 4 Format: S24_3LE Channels: 6 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000 Bits: 24 Channel map: FL FR FC LFE RL RR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 4 Implicit Feedback Mode: No Interface 1 Altset 5 Format: S16_LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 96000 Bits: 16 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 5 Implicit Feedback Mode: No Interface 1 Altset 6 Format: S24_3LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 96000 Bits: 24 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 6 Implicit Feedback Mode: No Capture: Status: Stop Interface 2 Altset 1 Format: S16_LE Channels: 2 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 48000 Bits: 16 Channel map: FL FR Interface 2 Altset 2 Format: S24_3LE Channels: 2 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 48000 Bits: 24 Channel map: FL FR Interface 2 Altset 3 Format: S16_LE Channels: 2 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 96000 Bits: 16 Channel map: FL FR Interface 2 Altset 4 Format: S24_3LE Channels: 2 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 96000 Bits: 24 Channel map: FL FR Creative Technology SB X-Fi Surround 5.1 at usb-3f980000.usb-1, full speed : USB Audio #1 Playback: Status: Stop Interface 1 Altset 7 Format: S16_LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 44100 Bits: 0 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 7 Implicit Feedback Mode: No Interface 1 Altset 8 Format: S16_LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000 Bits: 0 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 8 Implicit Feedback Mode: No --endcollapse-- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x041e3042, ctrlif=0, ctlerr=0 Card: Creative Technology SB X-Fi Surround 5.1 at usb-3f980000.usb-1, full speed Unit: 0 Control: name="Power LED Switch", index=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 3 May 27 21:23 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 8 May 27 21:23 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 11 May 27 21:23 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 7 May 27 21:23 /dev/snd/hwC1D0 crw-rw---- 1 root audio 116, 2 May 27 21:23 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 5 May 27 21:23 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 4 May 27 21:23 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 6 May 27 21:23 /dev/snd/pcmC1D1p crw-rw---- 1 root audio 116, 10 May 27 21:23 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 9 May 27 21:23 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 1 Jun 1 17:05 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jun 1 17:05 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 May 27 21:23 . drwxr-xr-x 4 root root 320 May 27 21:23 .. lrwxrwxrwx 1 root root 12 May 27 21:23 usb-Creative_Technology_SB_X-Fi_Surround_5.1-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 100 May 27 21:23 . drwxr-xr-x 4 root root 320 May 27 21:23 .. lrwxrwxrwx 1 root root 12 May 27 21:23 platform-3f902000.hdmi -> ../controlC0 lrwxrwxrwx 1 root root 12 May 27 21:23 platform-3f980000.usb-usb-0:1:1.0 -> ../controlC1 lrwxrwxrwx 1 root root 12 May 27 21:23 platform-soc:sound -> ../controlC2 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) # The IPC key of dmix or dsnoop plugin must be unique # If 555555 or 666666 is used by other processes, use another one # use samplerate to resample as speexdsp resample is bad defaults.pcm.rate_converter "samplerate" pcm.!default { type asym playback.pcm "playback" capture.pcm "capture" } pcm.playback { type plug slave.pcm "dmixed" } pcm.capture { type plug slave.pcm "array" } pcm.dmixed { type dmix slave.pcm "hw:seeed2micvoicec" ipc_key 555555 } pcm.array { type dsnoop slave { pcm "hw:seeed2micvoicec" channels 2 } ipc_key 666666 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: vc4hdmi [vc4-hdmi], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: S51 [SB X-Fi Surround 5.1], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: S51 [SB X-Fi Surround 5.1], device 1: USB Audio [USB Audio #1] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: seeed2micvoicec [seeed-2mic-voicecard], device 0: bcm2835-i2s-wm8960-hifi wm8960-hifi-0 [bcm2835-i2s-wm8960-hifi wm8960-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: S51 [SB X-Fi Surround 5.1], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: seeed2micvoicec [seeed-2mic-voicecard], device 0: bcm2835-i2s-wm8960-hifi wm8960-hifi-0 [bcm2835-i2s-wm8960-hifi wm8960-hifi-0] Subdevices: 0/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card vc4hdmi Card sysdefault:0 'vc4hdmi'/'vc4-hdmi' Mixer name : '' Components : '' Controls : 5 Simple ctrls : 0 !!-------Mixer controls for card S51 Card sysdefault:1 'S51'/'Creative Technology SB X-Fi Surround 5.1 at usb-3f980000.usb-1, full speed' Mixer name : 'USB Mixer' Components : 'USB041e:3042' Controls : 4 Simple ctrls : 1 Simple mixer control 'Power LED',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] !!-------Mixer controls for card seeed2micvoicec Card sysdefault:2 'seeed2micvoicec'/'seeed-2mic-voicecard' Mixer name : '' Components : '' Controls : 58 Simple ctrls : 52 Simple mixer control 'Headphone',0 Capabilities: pvolume Playback channels: Front Left - Front Right Limits: Playback 0 - 127 Mono: Front Left: Playback 127 [100%] [6.00dB] Front Right: Playback 127 [100%] [6.00dB] Simple mixer control 'Headphone Playback ZC',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [off] Front Right: Playback [off] Simple mixer control 'Speaker',0 Capabilities: pvolume Playback channels: Front Left - Front Right Limits: Playback 0 - 127 Mono: Front Left: Playback 127 [100%] [6.00dB] Front Right: Playback 127 [100%] [6.00dB] Simple mixer control 'Speaker AC',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 5 Mono: 5 [100%] Simple mixer control 'Speaker DC',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 5 Mono: 4 [80%] Simple mixer control 'Speaker Playback ZC',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [off] Front Right: Playback [off] Simple mixer control 'PCM Playback -6dB',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Mono Output Mixer Left',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Mono Output Mixer Right',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Playback',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 255 Front Left: 255 [100%] [0.00dB] Front Right: 255 [100%] [0.00dB] Simple mixer control 'Capture',0 Capabilities: cvolume cswitch Capture channels: Front Left - Front Right Limits: Capture 0 - 63 Front Left: Capture 39 [62%] [12.00dB] [on] Front Right: Capture 39 [62%] [12.00dB] [on] Simple mixer control 'Capture Volume ZC',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [off] Front Right: Playback [off] Simple mixer control '3D',0 Capabilities: volume volume-joined pswitch pswitch-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 15 Mono: 0 [0%] Playback [off] Simple mixer control '3D Filter Lower Cut-Off',0 Capabilities: enum Items: 'Low' 'High' Item0: 'Low' Simple mixer control '3D Filter Upper Cut-Off',0 Capabilities: enum Items: 'High' 'Low' Item0: 'High' Simple mixer control 'ADC Data Output Select',0 Capabilities: enum Items: 'Left Data = Left ADC; Right Data = Right ADC' 'Left Data = Left ADC; Right Data = Left ADC' 'Left Data = Right ADC; Right Data = Right ADC' 'Left Data = Right ADC; Right Data = Left ADC' Item0: 'Left Data = Left ADC; Right Data = Right ADC' Simple mixer control 'ADC High Pass Filter',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'ADC PCM',0 Capabilities: cvolume Capture channels: Front Left - Front Right Limits: Capture 0 - 255 Front Left: Capture 195 [76%] [0.00dB] Front Right: Capture 195 [76%] [0.00dB] Simple mixer control 'ADC Polarity',0 Capabilities: enum Items: 'No Inversion' 'Left Inverted' 'Right Inverted' 'Stereo Inversion' Item0: 'No Inversion' Simple mixer control 'ALC Attack',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 15 Mono: 2 [13%] Simple mixer control 'ALC Decay',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 15 Mono: 3 [20%] Simple mixer control 'ALC Function',0 Capabilities: enum Items: 'Off' 'Right' 'Left' 'Stereo' Item0: 'Off' Simple mixer control 'ALC Hold Time',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 15 Mono: 0 [0%] Simple mixer control 'ALC Max Gain',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 7 [100%] Simple mixer control 'ALC Min Gain',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] Simple mixer control 'ALC Mode',0 Capabilities: enum Items: 'ALC' 'Limiter' Item0: 'ALC' Simple mixer control 'ALC Target',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 15 Mono: 4 [27%] Simple mixer control 'DAC Deemphasis',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'DAC Mono Mix',0 Capabilities: enum Items: 'Stereo' 'Mono' Item0: 'Stereo' Simple mixer control 'DAC Polarity',0 Capabilities: enum Items: 'No Inversion' 'Left Inverted' 'Right Inverted' 'Stereo Inversion' Item0: 'No Inversion' Simple mixer control 'Left Boost Mixer LINPUT1',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Left Boost Mixer LINPUT2',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Left Boost Mixer LINPUT3',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Left Input Boost Mixer LINPUT1',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 3 Mono: 3 [100%] [29.00dB] Simple mixer control 'Left Input Boost Mixer LINPUT2',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] [-99999.99dB] Simple mixer control 'Left Input Boost Mixer LINPUT3',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] [-99999.99dB] Simple mixer control 'Left Input Mixer Boost',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Left Output Mixer Boost Bypass',0 Capabilities: volume volume-joined pswitch pswitch-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] [-21.00dB] Playback [off] Simple mixer control 'Left Output Mixer LINPUT3',0 Capabilities: volume volume-joined pswitch pswitch-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] [-21.00dB] Playback [off] Simple mixer control 'Left Output Mixer PCM',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Noise Gate',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Noise Gate Threshold',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 31 Mono: 0 [0%] Simple mixer control 'Right Boost Mixer RINPUT1',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Right Boost Mixer RINPUT2',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Right Boost Mixer RINPUT3',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Right Input Boost Mixer RINPUT1',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 3 Mono: 3 [100%] [29.00dB] Simple mixer control 'Right Input Boost Mixer RINPUT2',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] [-99999.99dB] Simple mixer control 'Right Input Boost Mixer RINPUT3',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] [-99999.99dB] Simple mixer control 'Right Input Mixer Boost',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Right Output Mixer Boost Bypass',0 Capabilities: volume volume-joined pswitch pswitch-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 5 [71%] [-6.00dB] Playback [off] Simple mixer control 'Right Output Mixer PCM',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Right Output Mixer RINPUT3',0 Capabilities: volume volume-joined pswitch pswitch-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 2 [29%] [-15.00dB] Playback [off] !!Alsactl output !!-------------- --startcollapse-- state.vc4hdmi { 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 volatile' 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.S51 { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access 'read volatile' type INTEGER count 2 range '0 - 36' } } control.2 { iface PCM device 1 name 'Playback Channel Map' value.0 0 value.1 0 comment { access 'read volatile' type INTEGER count 2 range '0 - 36' } } control.3 { iface PCM name 'Capture Channel Map' value.0 0 value.1 0 comment { access 'read volatile' type INTEGER count 2 range '0 - 36' } } control.4 { iface MIXER name 'Power LED Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } state.seeed2micvoicec { control.1 { iface MIXER name 'Capture Volume' value.0 39 value.1 39 comment { access 'read write' type INTEGER count 2 range '0 - 63' dbmin -1725 dbmax 3000 dbvalue.0 1200 dbvalue.1 1200 } } control.2 { iface MIXER name 'Capture Volume ZC Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.3 { iface MIXER name 'Capture Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.4 { iface MIXER name 'Left Input Boost Mixer LINPUT3 Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -9999999 dbmax 600 dbvalue.0 -9999999 } } control.5 { iface MIXER name 'Left Input Boost Mixer LINPUT2 Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -9999999 dbmax 600 dbvalue.0 -9999999 } } control.6 { iface MIXER name 'Right Input Boost Mixer RINPUT3 Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -9999999 dbmax 600 dbvalue.0 -9999999 } } control.7 { iface MIXER name 'Right Input Boost Mixer RINPUT2 Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -9999999 dbmax 600 dbvalue.0 -9999999 } } control.8 { iface MIXER name 'Right Input Boost Mixer RINPUT1 Volume' value 3 comment { access 'read write' type INTEGER count 1 range '0 - 3' dbmin 0 dbmax 2900 dbvalue.0 2900 } } control.9 { iface MIXER name 'Left Input Boost Mixer LINPUT1 Volume' value 3 comment { access 'read write' type INTEGER count 1 range '0 - 3' dbmin 0 dbmax 2900 dbvalue.0 2900 } } control.10 { iface MIXER name 'Playback Volume' value.0 255 value.1 255 comment { access 'read write' type INTEGER count 2 range '0 - 255' dbmin -9999999 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } control.11 { iface MIXER name 'Headphone Playback Volume' value.0 127 value.1 127 comment { access 'read write' type INTEGER count 2 range '0 - 127' dbmin -9999999 dbmax 600 dbvalue.0 600 dbvalue.1 600 } } control.12 { iface MIXER name 'Headphone Playback ZC Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.13 { iface MIXER name 'Speaker Playback Volume' value.0 127 value.1 127 comment { access 'read write' type INTEGER count 2 range '0 - 127' dbmin -9999999 dbmax 600 dbvalue.0 600 dbvalue.1 600 } } control.14 { iface MIXER name 'Speaker Playback ZC Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.15 { iface MIXER name 'Speaker DC Volume' value 4 comment { access 'read write' type INTEGER count 1 range '0 - 5' } } control.16 { iface MIXER name 'Speaker AC Volume' value 5 comment { access 'read write' type INTEGER count 1 range '0 - 5' } } control.17 { iface MIXER name 'PCM Playback -6dB Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.18 { iface MIXER name 'ADC Polarity' value 'No Inversion' comment { access 'read write' type ENUMERATED count 1 item.0 'No Inversion' item.1 'Left Inverted' item.2 'Right Inverted' item.3 'Stereo Inversion' } } control.19 { iface MIXER name 'ADC High Pass Filter Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.20 { iface MIXER name 'DAC Polarity' value 'No Inversion' comment { access 'read write' type ENUMERATED count 1 item.0 'No Inversion' item.1 'Left Inverted' item.2 'Right Inverted' item.3 'Stereo Inversion' } } control.21 { iface MIXER name 'DAC Deemphasis Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.22 { iface MIXER name '3D Filter Upper Cut-Off' value High comment { access 'read write' type ENUMERATED count 1 item.0 High item.1 Low } } control.23 { iface MIXER name '3D Filter Lower Cut-Off' value Low comment { access 'read write' type ENUMERATED count 1 item.0 Low item.1 High } } control.24 { iface MIXER name '3D Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 15' } } control.25 { iface MIXER name '3D Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.26 { iface MIXER name 'ALC Function' value Off comment { access 'read write' type ENUMERATED count 1 item.0 Off item.1 Right item.2 Left item.3 Stereo } } control.27 { iface MIXER name 'ALC Max Gain' value 7 comment { access 'read write' type INTEGER count 1 range '0 - 7' } } control.28 { iface MIXER name 'ALC Target' value 4 comment { access 'read write' type INTEGER count 1 range '0 - 15' } } control.29 { iface MIXER name 'ALC Min Gain' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' } } control.30 { iface MIXER name 'ALC Hold Time' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 15' } } control.31 { iface MIXER name 'ALC Mode' value ALC comment { access 'read write' type ENUMERATED count 1 item.0 ALC item.1 Limiter } } control.32 { iface MIXER name 'ALC Decay' value 3 comment { access 'read write' type INTEGER count 1 range '0 - 15' } } control.33 { iface MIXER name 'ALC Attack' value 2 comment { access 'read write' type INTEGER count 1 range '0 - 15' } } control.34 { iface MIXER name 'Noise Gate Threshold' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 31' } } control.35 { iface MIXER name 'Noise Gate Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.36 { iface MIXER name 'ADC PCM Capture Volume' value.0 195 value.1 195 comment { access 'read write' type INTEGER count 2 range '0 - 255' dbmin -9999999 dbmax 3000 dbvalue.0 0 dbvalue.1 0 } } control.37 { iface MIXER name 'Left Output Mixer Boost Bypass Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -2100 dbmax 0 dbvalue.0 -2100 } } control.38 { iface MIXER name 'Left Output Mixer LINPUT3 Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -2100 dbmax 0 dbvalue.0 -2100 } } control.39 { iface MIXER name 'Right Output Mixer Boost Bypass Volume' value 5 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -2100 dbmax 0 dbvalue.0 -600 } } control.40 { iface MIXER name 'Right Output Mixer RINPUT3 Volume' value 2 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -2100 dbmax 0 dbvalue.0 -1500 } } control.41 { iface MIXER name 'ADC Data Output Select' value 'Left Data = Left ADC; Right Data = Right ADC' comment { access 'read write' type ENUMERATED count 1 item.0 'Left Data = Left ADC; Right Data = Right ADC' item.1 'Left Data = Left ADC; Right Data = Left ADC' item.2 'Left Data = Right ADC; Right Data = Right ADC' item.3 'Left Data = Right ADC; Right Data = Left ADC' } } control.42 { iface MIXER name 'DAC Mono Mix' value Stereo comment { access 'read write' type ENUMERATED count 1 item.0 Stereo item.1 Mono } } control.43 { iface MIXER name 'Left Boost Mixer LINPUT2 Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.44 { iface MIXER name 'Left Boost Mixer LINPUT3 Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.45 { iface MIXER name 'Left Boost Mixer LINPUT1 Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.46 { iface MIXER name 'Right Boost Mixer RINPUT2 Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.47 { iface MIXER name 'Right Boost Mixer RINPUT3 Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.48 { iface MIXER name 'Right Boost Mixer RINPUT1 Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.49 { iface MIXER name 'Left Input Mixer Boost Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.50 { iface MIXER name 'Right Input Mixer Boost Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.51 { iface MIXER name 'Left Output Mixer PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.52 { iface MIXER name 'Left Output Mixer LINPUT3 Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.53 { iface MIXER name 'Left Output Mixer Boost Bypass Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.54 { iface MIXER name 'Right Output Mixer PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.55 { iface MIXER name 'Right Output Mixer RINPUT3 Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.56 { iface MIXER name 'Right Output Mixer Boost Bypass Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.57 { iface MIXER name 'Mono Output Mixer Left Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.58 { iface MIXER name 'Mono Output Mixer Right Switch' value false 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 ecc ecdh_generic fuse hci_uart i2c_bcm2835 i2c_dev ip_tables ipv6 libaes mc raspberrypi_gpiomem raspberrypi_hwmon regmap_i2c rfkill snd snd_bcm2835 snd_compress snd_hwdep snd_pcm snd_pcm_dmaengine snd_rawmidi snd_seq_device snd_soc_ac108 snd_soc_bcm2835_i2s snd_soc_core snd_soc_hdmi_codec snd_soc_seeed_voicecard snd_soc_simple_card snd_soc_simple_card_utils snd_soc_wm8960 snd_timer snd_usb_audio snd_usbmidi_lib spi_bcm2835 spidev uio uio_pdrv_genirq 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 cgroup_disable=memory snd_bcm2835.enable_hdmi=1 snd_bcm2835.enable_hdmi=0 smsc95xx.macaddr=B8:27:EB:F1:7C:7A vc_mem.mem_base=0x1ec00000 vc_mem.mem_size=0x20000000 console=ttyS0,115200 console=tty1 root=PARTUUID=803feadf-02 rootfstype=ext4 fsck.repair=yes rootwait cfg80211.ieee80211_regdom=GB [ 0.000000] cgroup: Disabling memory control group subsystem -- [ 5.827220] systemd-journald[227]: Received client request to flush runtime journal. [ 5.881881] snd_soc_seeed_voicecard: loading out-of-tree module taints kernel. [ 6.857676] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 6.882593] rpi-gpiomem 3f200000.gpiomem: window base 0x3f200000 size 0x00001000 -- [ 7.564150] input: vc4-hdmi as /devices/platform/soc/3f902000.hdmi/rc/rc0/input0 [ 7.577631] input: vc4-hdmi HDMI Jack as /devices/platform/soc/3f902000.hdmi/sound/card0/input1 [ 7.579212] vc4-drm soc:gpu: bound 3f902000.hdmi (ops vc4_hdmi_ops [vc4]) -- [ 7.902882] Bluetooth: hci0: BCM43430A1 'brcm/BCM43430A1.raspberrypi,model-zero-2-w.hcd' Patch [ 7.944445] usbcore: registered new interface driver snd-usb-audio [ 8.091922] brcmfmac: brcmf_c_process_txcap_blob: no txcap_blob available (err=-2) -- [ 10.440703] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/i2c@7e804000/status [ 10.440730] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/compatible [ 10.440744] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/simple-audio-card,format [ 10.440757] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/simple-audio-card,name [ 10.440771] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/status [ 10.440784] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/simple-audio-card,widgets [ 10.440798] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/simple-audio-card,routing [ 12.029655] brcmfmac: brcmf_cfg80211_set_power_mgmt: power save enabled !!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