!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Thu Jan 21 07:41:53 UTC 2021 !!Linux Distribution !!------------------ ARCH=arm INITRD_ARCH=arm ARCH=arm INITRD_ARCH=arm DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 20.04.1 LTS" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian HOME_URL="https://www.ubuntu.com/" SUPPORT_URL="https://help.ubuntu.com/" BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/" PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy" UBUNTU_CODENAME=focal !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 5.10.4-sunxi Operating System: GNU/Linux Architecture: armv7l Processor: armv7l SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.10.4-sunxi Library version: 1.2.2 Utilities version: 1.2.2 !!Loaded ALSA modules !!------------------- !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [sun4icodec ]: sun4i-codec - sun4i-codec sun4i-codec 1 [ICUSBAUDIO7D ]: USB-Audio - ICUSBAUDIO7D ICUSBAUDIO7D at usb-1c1c400.usb-1, full speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_usb_audio: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_usb_audio: index=-2 snd_usb_caiaq: index=-2 snd_usb_ua101: index=-2 snd_usb_us122l: index=-2 snd_usb_usx2y: index=-2 snd_cmipci: mpu_port=0x330 fm_port=0x388 snd_pcsp: index=-2 snd_usb_audio: index=-2 !!Loaded sound module options !!--------------------------- !!USB Descriptors !!--------------- --startcollapse-- Bus 005 Device 002: ID 0d8c:0102 C-Media Electronics, Inc. CM106 Like Sound Device Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 0 bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 8 idVendor 0x0d8c C-Media Electronics, Inc. idProduct 0x0102 CM106 Like Sound Device bcdDevice 0.10 iManufacturer 0 iProduct 2 USB Sound Device iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x0216 bNumInterfaces 4 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 500mA 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 10 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 1.00 wTotalLength 0x00c8 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 8 wChannelConfig 0x063f Left Front (L) Right Front (R) Center Front (C) Low Frequency Enhancement (LFE) Left Surround (LS) Right Surround (RS) Side Left (SL) Side Right (SR) iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 4 wTerminalType 0x0201 Microphone bAssocTerminal 0 bNrChannels 2 wChannelConfig 0x0003 Left Front (L) Right Front (R) iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 8 bSourceID 4 bControlSize 1 bmaControls(0) 0x01 Mute Control bmaControls(1) 0x02 Volume Control bmaControls(2) 0x02 Volume Control iFeature 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 9 bSourceID 4 bControlSize 1 bmaControls(0) 0x01 Mute Control bmaControls(1) 0x02 Volume Control bmaControls(2) 0x02 Volume Control iFeature 0 AudioControl Interface Descriptor: bLength 25 bDescriptorType 36 bDescriptorSubtype 4 (MIXER_UNIT) bUnitID 12 bNrInPins 3 baSourceID(0) 1 baSourceID(1) 9 baSourceID(2) 11 bNrChannels 8 wChannelConfig 0x063f Left Front (L) Right Front (R) Center Front (C) Low Frequency Enhancement (LFE) Left Surround (LS) Right Surround (RS) Side Left (SL) Side Right (SR) iChannelNames 0 bmControls(0) 0x00 iMixer 0 Warning: Junk at end of descriptor (11 bytes): 00 00 00 00 00 00 00 00 00 00 00 AudioControl Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 13 bSourceID 12 bControlSize 1 bmaControls(0) 0x01 Mute Control bmaControls(1) 0x02 Volume Control bmaControls(2) 0x02 Volume Control bmaControls(3) 0x02 Volume Control bmaControls(4) 0x02 Volume Control bmaControls(5) 0x02 Volume Control bmaControls(6) 0x02 Volume Control bmaControls(7) 0x02 Volume Control bmaControls(8) 0x02 Volume Control iFeature 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 3 wTerminalType 0x0301 Speaker bAssocTerminal 0 bSourceID 13 iTerminal 0 AudioControl Interface Descriptor: bLength 13 bDescriptorType 36 bDescriptorSubtype 4 (MIXER_UNIT) bUnitID 17 bNrInPins 2 baSourceID(0) 9 baSourceID(1) 11 bNrChannels 2 wChannelConfig 0x0003 Left Front (L) Right Front (R) iChannelNames 0 bmControls(0) 0x00 iMixer 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 10 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 7 iTerminal 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 5 (SELECTOR_UNIT) bUnitID 7 bNrInPins 4 baSourceID(0) 8 baSourceID(1) 15 baSourceID(2) 16 baSourceID(3) 2 iSelector 0 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 6 wTerminalType 0x0603 Line Connector bAssocTerminal 0 bNrChannels 2 wChannelConfig 0x0003 Left Front (L) Right Front (R) iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 15 bSourceID 6 bControlSize 1 bmaControls(0) 0x01 Mute Control bmaControls(1) 0x02 Volume Control bmaControls(2) 0x02 Volume Control iFeature 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 11 bSourceID 6 bControlSize 1 bmaControls(0) 0x01 Mute Control bmaControls(1) 0x02 Volume Control bmaControls(2) 0x02 Volume Control iFeature 0 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 5 wTerminalType 0x0605 SPDIF interface bAssocTerminal 0 bNrChannels 2 wChannelConfig 0x0003 Left Front (L) Right Front (R) iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 2 bSourceID 17 bControlSize 1 bmaControls(0) 0x01 Mute Control bmaControls(1) 0x02 Volume Control bmaControls(2) 0x02 Volume Control iFeature 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 16 bSourceID 5 bControlSize 1 bmaControls(0) 0x01 Mute Control bmaControls(1) 0x00 bmaControls(2) 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 1 bDelay 1 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 14 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 8 bSubframeSize 2 bBitResolution 16 bSamFreqType 2 Discrete tSamFreq[ 0] 44100 tSamFreq[ 1] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x06 EP 6 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x0310 1x 784 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 1 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 1 bDelay 1 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 14 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 2 Discrete tSamFreq[ 0] 44100 tSamFreq[ 1] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x06 EP 6 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x00c4 1x 196 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 1 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 1 bDelay 1 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 14 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 4 bSubframeSize 2 bBitResolution 16 bSamFreqType 2 Discrete tSamFreq[ 0] 44100 tSamFreq[ 1] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x06 EP 6 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x0188 1x 392 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 1 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 1 bDelay 1 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 14 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 6 bSubframeSize 2 bBitResolution 16 bSamFreqType 2 Discrete tSamFreq[ 0] 44100 tSamFreq[ 1] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x06 EP 6 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x0248 1x 584 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 1 bAlternateSetting 5 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 1 bDelay 1 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 0x06 EP 6 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x0188 1x 392 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 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 10 bDelay 1 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 14 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 2 Discrete tSamFreq[ 0] 44100 tSamFreq[ 1] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x85 EP 5 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 3 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 50 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0003 1x 3 bytes bInterval 1 Device Status: 0x0000 (Bus Powered) --endcollapse-- !!USB Stream information !!---------------------- --startcollapse-- ICUSBAUDIO7D at usb-1c1c400.usb-1, full speed : USB Audio Playback: Status: Stop Interface 1 Altset 1 Format: S16_LE Channels: 8 Endpoint: 6 OUT (ADAPTIVE) Rates: 44100, 48000 Bits: 16 Channel map: FL FR FC LFE SL SR SL SR Interface 1 Altset 2 Format: S16_LE Channels: 2 Endpoint: 6 OUT (ADAPTIVE) Rates: 44100, 48000 Bits: 16 Channel map: FL FR Interface 1 Altset 3 Format: S16_LE Channels: 4 Endpoint: 6 OUT (ADAPTIVE) Rates: 44100, 48000 Bits: 16 Channel map: FL FR FC LFE Interface 1 Altset 4 Format: S16_LE Channels: 6 Endpoint: 6 OUT (ADAPTIVE) Rates: 44100, 48000 Bits: 16 Channel map: FL FR FC LFE SL SR Interface 1 Altset 5 Format: S16_LE Channels: 2 Endpoint: 6 OUT (ADAPTIVE) Rates: 96000 Bits: 16 Channel map: FL FR Capture: Status: Stop Interface 2 Altset 1 Format: S16_LE Channels: 2 Endpoint: 5 IN (ASYNC) Rates: 44100, 48000 Bits: 16 Channel map: FL FR --endcollapse-- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x0d8c0102, ctrlif=0, ctlerr=0 Card: ICUSBAUDIO7D at usb-1c1c400.usb-1, full speed Unit: 2 Control: name="PCM Capture Volume", index=0 Info: id=2, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-4096, max=2832, dBmin=-1600, dBmax=1106 Unit: 2 Control: name="PCM Capture Switch", index=0 Info: id=2, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 7 Control: name="PCM Capture Source", index=0 Info: id=7, control=0, cmask=0x0, channels=1, type="U8" Volume: min=1, max=4, dBmin=0, dBmax=0 Unit: 8 Control: name="Mic Capture Volume", index=0 Info: id=8, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-4096, max=2832, dBmin=-1600, dBmax=1106 Unit: 8 Control: name="Mic Capture Switch", index=0 Info: id=8, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 9 Control: name="Mic Playback Volume", index=0 Info: id=9, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-6144, max=1921, dBmin=-2400, dBmax=750 Unit: 9 Control: name="Mic Playback Switch", index=0 Info: id=9, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 11 Control: name="Line Playback Volume", index=0 Info: id=11, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-6144, max=1921, dBmin=-2400, dBmax=750 Unit: 11 Control: name="Line Playback Switch", index=0 Info: id=11, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 13 Control: name="Speaker Playback Volume", index=0 Info: id=13, control=2, cmask=0xff, channels=8, type="S16" Volume: min=-9456, max=0, dBmin=-3693, dBmax=0 Unit: 13 Control: name="Speaker Playback Switch", index=0 Info: id=13, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 15 Control: name="Line Capture Volume", index=0 Info: id=15, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-4096, max=2832, dBmin=-1600, dBmax=1106 Unit: 15 Control: name="Line Capture Switch", index=0 Info: id=15, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 16 Control: name="IEC958 In Capture Switch", index=0 Info: id=16, 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, 4 Jan 21 04:24 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 7 Jan 21 04:40 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 3 Jan 21 04:24 /dev/snd/pcmC0D0c crw-rw---- 1 root audio 116, 2 Jan 21 04:24 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 6 Jan 21 04:40 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 5 Jan 21 04:40 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Jan 21 04:40 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jan 21 04:24 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Jan 21 04:40 . drwxr-xr-x 4 root root 240 Jan 21 04:40 .. lrwxrwxrwx 1 root root 12 Jan 21 04:40 usb-0d8c_USB_Sound_Device-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Jan 21 04:40 . drwxr-xr-x 4 root root 240 Jan 21 04:40 .. lrwxrwxrwx 1 root root 12 Jan 21 04:40 platform-1c1c400.usb-usb-0:1:1.0 -> ../controlC1 lrwxrwxrwx 1 root root 12 Jan 21 04:24 platform-1c22c00.codec -> ../controlC0 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: sun4icodec [sun4i-codec], device 0: CDC PCM Codec-0 [CDC PCM Codec-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: ICUSBAUDIO7D [ICUSBAUDIO7D], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: sun4icodec [sun4i-codec], device 0: CDC PCM Codec-0 [CDC PCM Codec-0] Subdevices: 0/1 Subdevice #0: subdevice #0 card 1: ICUSBAUDIO7D [ICUSBAUDIO7D], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card sun4icodec Card hw:0 'sun4icodec'/'sun4i-codec' Mixer name : '' Components : '' Controls : 17 Simple ctrls : 15 Simple mixer control 'FM',0 Capabilities: pvolume pvolume-joined pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 3 Mono: Front Left: Playback 2 [67%] [-1.50dB] [off] Front Right: Playback 2 [67%] [-1.50dB] [off] Simple mixer control 'Line',0 Capabilities: pvolume pvolume-joined pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 1 Mono: Front Left: Playback 0 [0%] [-1.50dB] [off] Front Right: Playback 0 [0%] [-1.50dB] [off] Simple mixer control 'Line Boost',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] [-12.00dB] Simple mixer control 'Mic',0 Capabilities: pvolume pvolume-joined Playback channels: Mono Limits: Playback 0 - 7 Mono: Playback 0 [0%] [-4.50dB] Simple mixer control 'Mic1',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [off] Front Right: Playback [off] Simple mixer control 'Mic1 Boost',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] [0.00dB] Simple mixer control 'Mic2',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [off] Front Right: Playback [off] Simple mixer control 'Mic2 Boost',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] [0.00dB] Simple mixer control 'Left Mixer Left DAC',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Power Amplifier',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 63 Mono: 63 [100%] [0.00dB] Simple mixer control 'Power Amplifier DAC',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Power Amplifier Mixer',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Power Amplifier Mute',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Right Mixer Left DAC',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Right Mixer Right DAC',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] !!-------Mixer controls for card ICUSBAUDIO7D Card hw:1 'ICUSBAUDIO7D'/'ICUSBAUDIO7D at usb-1c1c400.usb-1, full speed' Mixer name : 'USB Mixer' Components : 'USB0d8c:0102' Controls : 17 Simple ctrls : 6 Simple mixer control 'Speaker',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right - Rear Left - Rear Right - Front Center - Woofer - Side Left - Side Right Limits: Playback 0 - 197 Mono: Front Left: Playback 90 [46%] [-20.06dB] [on] Front Right: Playback 90 [46%] [-20.06dB] [on] Rear Left: Playback 90 [46%] [-20.06dB] [on] Rear Right: Playback 90 [46%] [-20.06dB] [on] Front Center: Playback 90 [46%] [-20.06dB] [on] Woofer: Playback 90 [46%] [-20.06dB] [on] Side Left: Playback 90 [46%] [-20.06dB] [on] Side Right: Playback 90 [46%] [-20.06dB] [on] Simple mixer control 'PCM',0 Capabilities: cvolume cswitch cswitch-joined Capture channels: Front Left - Front Right Limits: Capture 0 - 6928 Front Left: Capture 4096 [59%] [-0.01dB] [on] Front Right: Capture 4096 [59%] [-0.01dB] [on] Simple mixer control 'PCM Capture Source',0 Capabilities: enum Items: 'Mic' 'Line' 'IEC958 In' 'Mixer' Item0: 'Mic' Simple mixer control 'Line',0 Capabilities: pvolume cvolume pswitch pswitch-joined cswitch cswitch-joined Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: Playback 0 - 8065 Capture 0 - 6928 Front Left: Playback 6144 [76%] [-0.01dB] [off] Capture 4096 [59%] [-0.01dB] [on] Front Right: Playback 6144 [76%] [-0.01dB] [off] Capture 4096 [59%] [-0.01dB] [on] Simple mixer control 'Mic',0 Capabilities: pvolume cvolume pswitch pswitch-joined cswitch cswitch-joined Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: Playback 0 - 8065 Capture 0 - 6928 Front Left: Playback 6144 [76%] [-0.01dB] [off] Capture 4096 [59%] [-0.01dB] [on] Front Right: Playback 6144 [76%] [-0.01dB] [off] Capture 4096 [59%] [-0.01dB] [on] Simple mixer control 'IEC958 In',0 Capabilities: cswitch cswitch-joined Capture channels: Mono Mono: Capture [on] !!Alsactl output !!-------------- --startcollapse-- state.sun4icodec { control.1 { iface MIXER name 'Power Amplifier Volume' value 63 comment { access 'read write' type INTEGER count 1 range '0 - 63' dbmin -9999999 dbmax 0 dbvalue.0 0 } } control.2 { iface MIXER name 'Line Playback Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 1' dbmin -150 dbmax 0 dbvalue.0 -150 } } control.3 { iface MIXER name 'Line Boost Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -1200 dbmax 900 dbvalue.0 -1200 } } control.4 { iface MIXER name 'FM Playback Volume' value 2 comment { access 'read write' type INTEGER count 1 range '0 - 3' dbmin -450 dbmax 0 dbvalue.0 -150 } } control.5 { iface MIXER name 'Mic Playback Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -450 dbmax 600 dbvalue.0 -450 } } control.6 { iface MIXER name 'Mic1 Boost Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin 0 dbmax 4200 dbvalue.0 0 } } control.7 { iface MIXER name 'Mic2 Boost Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin 0 dbmax 4200 dbvalue.0 0 } } control.8 { iface MIXER name 'Left Mixer Left DAC Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.9 { iface MIXER name 'Line Playback Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.10 { iface MIXER name 'FM Playback Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.11 { iface MIXER name 'Mic1 Playback Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.12 { iface MIXER name 'Mic2 Playback Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.13 { iface MIXER name 'Right Mixer Right DAC Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.14 { iface MIXER name 'Right Mixer Left DAC Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.15 { iface MIXER name 'Power Amplifier DAC Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.16 { iface MIXER name 'Power Amplifier Mixer Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.17 { iface MIXER name 'Power Amplifier Mute Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } state.ICUSBAUDIO7D { 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 'Capture Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.3 { iface MIXER name 'Mic Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'Mic Playback Volume' value.0 6144 value.1 6144 comment { access 'read write' type INTEGER count 2 range '0 - 8065' dbmin -2400 dbmax 750 dbvalue.0 -1 dbvalue.1 -1 } } control.5 { iface MIXER name 'Line Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'Line Playback Volume' value.0 6144 value.1 6144 comment { access 'read write' type INTEGER count 2 range '0 - 8065' dbmin -2400 dbmax 750 dbvalue.0 -1 dbvalue.1 -1 } } control.7 { iface MIXER name 'Speaker Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.8 { iface MIXER name 'Speaker Playback Volume' value.0 90 value.1 90 value.2 90 value.3 90 value.4 90 value.5 90 value.6 90 value.7 90 comment { access 'read write' type INTEGER count 8 range '0 - 197' dbmin -3693 dbmax 0 dbvalue.0 -2006 dbvalue.1 -2006 dbvalue.2 -2006 dbvalue.3 -2006 dbvalue.4 -2006 dbvalue.5 -2006 dbvalue.6 -2006 dbvalue.7 -2006 } } control.9 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.10 { iface MIXER name 'Mic Capture Volume' value.0 4096 value.1 4096 comment { access 'read write' type INTEGER count 2 range '0 - 6928' dbmin -1600 dbmax 1106 dbvalue.0 -1 dbvalue.1 -1 } } control.11 { iface MIXER name 'Line Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.12 { iface MIXER name 'Line Capture Volume' value.0 4096 value.1 4096 comment { access 'read write' type INTEGER count 2 range '0 - 6928' dbmin -1600 dbmax 1106 dbvalue.0 -1 dbvalue.1 -1 } } control.13 { iface MIXER name 'IEC958 In Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.14 { iface MIXER name 'PCM Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.15 { iface MIXER name 'PCM Capture Volume' value.0 4096 value.1 4096 comment { access 'read write' type INTEGER count 2 range '0 - 6928' dbmin -1600 dbmax 1106 dbvalue.0 -1 dbvalue.1 -1 } } control.16 { iface MIXER name 'PCM Capture Source' value Mic comment { access 'read write' type ENUMERATED count 1 item.0 Mic item.1 Line item.2 'IEC958 In' item.3 Mixer } } control.17 { iface CARD name 'Keep Interface' value false comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ autofs4 axp20x_adc axp20x_usb_power cdc_ether cpufreq_dt display_connector evdev gpu_sched industrialio ip_tables lima phy_generic pinctrl_axp209 r8152 realtek rfkill sch_fq_codel snd_hwdep snd_rawmidi snd_seq snd_seq_device snd_seq_dummy snd_seq_midi snd_seq_midi_event snd_seq_oss snd_usb_audio snd_usbmidi_lib sun4i_gpadc sun4i_gpadc_iio sun4i_ss sun4i_ts sunxi sunxi_cedrus sunxi_cir uio uio_pdrv_genirq usbnet v4l2_mem2mem videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 x_tables zram !!ALSA/HDA dmesg !!-------------- [ 2.756060] of_cfs_init: OK [ 2.756279] ALSA device list: [ 2.756292] #0: sun4i-codec -- [ 664.790089] usb 5-1: [2] FU [PCM Capture Volume] ch = 2, val = -4096/2832/1 [ 664.794492] usbcore: registered new interface driver snd-usb-audio !!Packages installed !!-------------------- ii alsa-utils 1.2.2-1ubuntu2 armhf Utilities for configuring and using ALSA