!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Tue Jan 5 09:37:38 UTC 2021 !!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: 5.4.79-v7l Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.4.79-v7l Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_bcm2835 snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes Jack: Installed - Yes (/usr/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [b1 ]: bcm2835_hdmi - bcm2835 HDMI 1 bcm2835 HDMI 1 1 [Headphones ]: bcm2835_headphonbcm2835 Headphones - bcm2835 Headphones bcm2835 Headphones 2 [U5 ]: USB-Audio - MAYA U5 VIA Technologies Inc. MAYA U5 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_usb_audio: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_bcm2835: enable_compat_alsa=0 snd_bcm2835: enable_hdmi=1 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y force_bulk : N !!Module: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y force_bulk : N !!Module: snd_usb_audio autoclock : Y 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 index : -2,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null) use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Descriptors !!--------------- --startcollapse-- Bus 001 Device 004: ID 040d:3401 VIA Technologies, Inc. Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 0 bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 idVendor 0x040d VIA Technologies, Inc. idProduct 0x3401 bcdDevice 0.61 iManufacturer 1 iProduct 2 iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x024e 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 0x00cf 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 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 2 wTerminalType 0x0201 Microphone bAssocTerminal 0 bNrChannels 2 wChannelConfig 0x0003 Left Front (L) Right Front (R) iChannelNames 0 iTerminal 5 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 15 wTerminalType 0x0603 Line Connector bAssocTerminal 0 bNrChannels 2 wChannelConfig 0x0003 Left Front (L) Right Front (R) iChannelNames 0 iTerminal 7 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 25 wTerminalType 0x0601 Analog Connector bAssocTerminal 0 bNrChannels 2 wChannelConfig 0x0003 Left Front (L) Right Front (R) iChannelNames 0 iTerminal 11 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 16 wTerminalType 0x0605 SPDIF interface bAssocTerminal 0 bNrChannels 2 wChannelConfig 0x0003 Left Front (L) Right Front (R) iChannelNames 0 iTerminal 8 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 3 wTerminalType 0x0301 Speaker bAssocTerminal 0 bSourceID 6 iTerminal 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 4 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 14 iTerminal 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 12 wTerminalType 0x0605 SPDIF interface bAssocTerminal 0 bSourceID 1 iTerminal 0 AudioControl Interface Descriptor: bLength 14 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 6 bSourceID 10 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 iFeature 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 8 bSourceID 2 bControlSize 1 bmaControls(0) 0x40 Automatic Gain Control bmaControls(1) 0x00 bmaControls(2) 0x00 iFeature 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 9 bSourceID 8 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 26 bSourceID 25 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 17 bSourceID 16 bControlSize 1 bmaControls(0) 0x01 Mute Control bmaControls(1) 0x00 bmaControls(2) 0x00 iFeature 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 18 bSourceID 15 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 7 bSourceID 8 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 19 bSourceID 15 bControlSize 1 bmaControls(0) 0x01 Mute Control bmaControls(1) 0x02 Volume Control bmaControls(2) 0x02 Volume Control iFeature 0 AudioControl Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 4 (MIXER_UNIT) bUnitID 10 bNrInPins 3 baSourceID(0) 1 baSourceID(1) 7 baSourceID(2) 19 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 bmControls(0) 0x00 iMixer 0 Warning: Junk at end of descriptor (2 bytes): 00 00 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 5 (SELECTOR_UNIT) bUnitID 14 bNrInPins 4 baSourceID(0) 9 baSourceID(1) 18 baSourceID(2) 26 baSourceID(3) 17 iSelector 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 6 bSubframeSize 2 bBitResolution 16 bSamFreqType 2 Discrete tSamFreq[ 0] 48000 tSamFreq[ 1] 44100 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x0240 1x 576 bytes bInterval 1 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x01 Sampling Frequency bLockDelayUnits 1 Milliseconds wLockDelay 0x0001 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 6 bSubframeSize 3 bBitResolution 24 bSamFreqType 2 Discrete tSamFreq[ 0] 48000 tSamFreq[ 1] 44100 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x0360 1x 864 bytes bInterval 1 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x01 Sampling Frequency bLockDelayUnits 1 Milliseconds wLockDelay 0x0001 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 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 2 Discrete tSamFreq[ 0] 48000 tSamFreq[ 1] 44100 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x00c0 1x 192 bytes bInterval 1 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x01 Sampling Frequency bLockDelayUnits 1 Milliseconds wLockDelay 0x0001 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 2 bSubframeSize 3 bBitResolution 24 bSamFreqType 2 Discrete tSamFreq[ 0] 48000 tSamFreq[ 1] 44100 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x0120 1x 288 bytes bInterval 1 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x01 Sampling Frequency bLockDelayUnits 1 Milliseconds wLockDelay 0x0001 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 0x2001 IEC1937_AC-3 AudioStreaming Interface Descriptor: bLength 14 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 3 (FORMAT_TYPE_III) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 2 Discrete tSamFreq[ 0] 44100 tSamFreq[ 1] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x00c0 1x 192 bytes bInterval 1 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x01 Sampling Frequency bLockDelayUnits 1 Milliseconds wLockDelay 0x0001 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 4 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] 48000 tSamFreq[ 1] 44100 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 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 4 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 3 bBitResolution 24 bSamFreqType 2 Discrete tSamFreq[ 0] 48000 tSamFreq[ 1] 44100 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x012c 1x 300 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 61 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x8f EP 15 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0010 1x 16 bytes bInterval 16 --endcollapse-- !!USB Stream information !!---------------------- --startcollapse-- VIA Technologies Inc. MAYA U5 at usb-0000:01:00.0-1.3, full speed : USB Audio Playback: Status: Stop Interface 1 Altset 1 Format: S16_LE Channels: 6 Endpoint: 1 OUT (ADAPTIVE) Rates: 48000, 44100 Bits: 16 Interface 1 Altset 2 Format: S24_3LE Channels: 6 Endpoint: 1 OUT (ADAPTIVE) Rates: 48000, 44100 Bits: 24 Interface 1 Altset 3 Format: S16_LE Channels: 2 Endpoint: 1 OUT (ADAPTIVE) Rates: 48000, 44100 Bits: 16 Interface 1 Altset 4 Format: S24_3LE Channels: 2 Endpoint: 1 OUT (ADAPTIVE) Rates: 48000, 44100 Bits: 24 Capture: Status: Stop Interface 2 Altset 1 Format: S16_LE Channels: 2 Endpoint: 2 IN (ASYNC) Rates: 48000, 44100 Bits: 16 Interface 2 Altset 2 Format: S24_3LE Channels: 2 Endpoint: 2 IN (ASYNC) Rates: 48000, 44100 Bits: 24 VIA Technologies Inc. MAYA U5 at usb-0000:01:00.0-1.3, full speed : USB Audio #1 Playback: Status: Stop Interface 1 Altset 5 Format: S16_LE Channels: 2 Endpoint: 1 OUT (ADAPTIVE) Rates: 44100, 48000 Bits: 0 --endcollapse-- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x040d3401, ctrlif=0, ctlerr=0 Card: VIA Technologies Inc. MAYA U5 at usb-0000:01:00.0-1.3, full speed Unit: 6 Control: name="Speaker Playback Volume", index=0 Info: id=6, control=2, cmask=0x3f, channels=6, type="S16" Volume: min=-11520, max=0, dBmin=-4500, dBmax=0 Unit: 6 Control: name="Speaker Playback Switch", index=0 Info: id=6, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 8 Control: name="Auto Gain Control", index=0 Info: id=8, control=7, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 9 Control: name="Microphone Capture Volume", index=0 Info: id=9, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-2304, max=7680, dBmin=-900, dBmax=3000 Unit: 9 Control: name="Microphone Capture 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: 14 Control: name="PCM Capture Source", index=0 Info: id=14, control=0, cmask=0x0, channels=1, type="U8" Volume: min=1, max=4, dBmin=0, dBmax=0 Unit: 17 Control: name="Spdif Rx Capture Switch", index=0 Info: id=17, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 18 Control: name="Line In Capture Volume", index=0 Info: id=18, control=2, cmask=0x3, channels=2, type="S16" Volume: min=0, max=6144, dBmin=0, dBmax=2400 Unit: 18 Control: name="Line In Capture Switch", index=0 Info: id=18, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 26 Control: name="Stereo Mix Capture Volume", index=0 Info: id=26, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-4352, max=3072, dBmin=-1700, dBmax=1200 Unit: 26 Control: name="Stereo Mix Capture Switch", index=0 Info: id=26, 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 Jan 4 11:30 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Jan 4 11:30 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Jan 5 10:24 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 16 Jan 4 11:30 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 48 Jan 4 11:30 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 88 Jan 5 10:24 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 80 Jan 5 10:24 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 81 Jan 5 10:24 /dev/snd/pcmC2D1p crw-rw---- 1 root audio 116, 1 Jan 5 09:55 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jan 5 09:55 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Jan 5 10:24 . drwxr-xr-x 4 root root 280 Jan 5 10:24 .. lrwxrwxrwx 1 root root 12 Jan 5 10:24 usb-VIA_Technologies_Inc._MAYA_U5-00 -> ../controlC2 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Jan 5 10:24 . drwxr-xr-x 4 root root 280 Jan 5 10:24 .. lrwxrwxrwx 1 root root 12 Jan 4 11:30 platform-bcm2835_audio -> ../controlC1 lrwxrwxrwx 1 root root 12 Jan 5 10:24 platform-fd500000.pcie-pci-0000:01:00.0-usb-0:1.3:1.0 -> ../controlC2 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: b1 [bcm2835 HDMI 1], device 0: bcm2835 HDMI 1 [bcm2835 HDMI 1] Subdevices: 4/4 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 card 1: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] Subdevices: 4/4 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 card 2: U5 [MAYA U5], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: U5 [MAYA U5], device 1: USB Audio [USB Audio #1] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 2: U5 [MAYA U5], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card b1 Card hw:0 'b1'/'bcm2835 HDMI 1' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'HDMI',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -1 [96%] [-0.01dB] [on] !!-------Mixer controls for card Headphones Card hw:1 'Headphones'/'bcm2835 Headphones' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'Headphone',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -2000 [77%] [-20.00dB] [off] !!-------Mixer controls for card U5 Card hw:2 'U5'/'VIA Technologies Inc. MAYA U5 at usb-0000:01:00.0-1.3, full speed' Mixer name : 'USB Mixer' Components : 'USB040d:3401' Controls : 15 Simple ctrls : 7 Simple mixer control 'Speaker',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right - Rear Left - Rear Right - Front Center - Woofer Limits: Playback 0 - 30 Mono: Front Left: Playback 22 [73%] [-12.00dB] [on] Front Right: Playback 22 [73%] [-12.00dB] [on] Rear Left: Playback 22 [73%] [-12.00dB] [on] Rear Right: Playback 22 [73%] [-12.00dB] [on] Front Center: Playback 22 [73%] [-12.00dB] [on] Woofer: Playback 22 [73%] [-12.00dB] [on] Simple mixer control 'PCM Capture Source',0 Capabilities: enum Items: 'Microphone' 'Line In' 'Stereo Mix' 'Spdif Rx' Item0: 'Spdif Rx' Simple mixer control 'Line In',0 Capabilities: cvolume cswitch cswitch-joined Capture channels: Front Left - Front Right Limits: Capture 0 - 16 Front Left: Capture 13 [81%] [19.50dB] [off] Front Right: Capture 13 [81%] [19.50dB] [off] Simple mixer control 'Microphone',0 Capabilities: cvolume cswitch cswitch-joined Capture channels: Front Left - Front Right Limits: Capture 0 - 26 Front Left: Capture 23 [88%] [25.50dB] [off] Front Right: Capture 23 [88%] [25.50dB] [off] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Spdif Rx',0 Capabilities: cswitch cswitch-joined Capture channels: Mono Mono: Capture [on] Simple mixer control 'Stereo Mix',0 Capabilities: cvolume cswitch cswitch-joined Capture channels: Front Left - Front Right Limits: Capture 0 - 20 Front Left: Capture 17 [85%] [7.65dB] [on] Front Right: Capture 17 [85%] [7.65dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.b1 { control.1 { iface MIXER name 'HDMI Playback Volume' value -1 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -1 } } control.2 { iface MIXER name 'HDMI Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } state.Headphones { control.1 { iface MIXER name 'Headphone Playback Volume' value -2000 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -2000 } } control.2 { iface MIXER name 'Headphone Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } } state.U5 { 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 comment { access read type INTEGER count 6 range '0 - 36' } } control.2 { iface PCM device 1 name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.3 { iface PCM name 'Capture Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.4 { iface MIXER name 'Speaker Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.5 { iface MIXER name 'Speaker Playback Volume' value.0 22 value.1 22 value.2 22 value.3 22 value.4 22 value.5 22 comment { access 'read write' type INTEGER count 6 range '0 - 30' dbmin -4500 dbmax 0 dbvalue.0 -1200 dbvalue.1 -1200 dbvalue.2 -1200 dbvalue.3 -1200 dbvalue.4 -1200 dbvalue.5 -1200 } } control.6 { iface MIXER name 'Auto Gain Control' value true comment { access 'read write' type BOOLEAN count 1 } } control.7 { iface MIXER name 'Microphone Capture Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.8 { iface MIXER name 'Microphone Capture Volume' value.0 23 value.1 23 comment { access 'read write' type INTEGER count 2 range '0 - 26' dbmin -900 dbmax 3000 dbvalue.0 2550 dbvalue.1 2550 } } control.9 { iface MIXER name 'Line In Capture Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.10 { iface MIXER name 'Line In Capture Volume' value.0 13 value.1 13 comment { access 'read write' type INTEGER count 2 range '0 - 16' dbmin 0 dbmax 2400 dbvalue.0 1950 dbvalue.1 1950 } } control.11 { iface MIXER name 'Stereo Mix Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.12 { iface MIXER name 'Stereo Mix Capture Volume' value.0 17 value.1 17 comment { access 'read write' type INTEGER count 2 range '0 - 20' dbmin -1700 dbmax 1200 dbvalue.0 765 dbvalue.1 765 } } control.13 { iface MIXER name 'Spdif Rx Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.14 { iface MIXER name 'PCM Capture Source' value 'Spdif Rx' comment { access 'read write' type ENUMERATED count 1 item.0 Microphone item.1 'Line In' item.2 'Stereo Mix' item.3 'Spdif Rx' } } control.15 { iface CARD name 'Keep Interface' value false comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cec cfg80211 cmac drm drm_kms_helper drm_panel_orientation_quirks ecc ecdh_generic fb_sys_fops fuse garp gpu_sched hci_uart i2c_dev ip_tables ipv6 libsha256 llc mc raspberrypi_hwmon rfcomm rfkill rpivid_mem sha256_generic snd snd_bcm2835 snd_compress snd_hwdep snd_pcm snd_pcm_dmaengine snd_rawmidi snd_seq_device snd_soc_core snd_timer snd_usb_audio snd_usbmidi_lib stp 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: 2059008 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 video=HDMI-A-1:3840x2160M@30,margin_left=48,margin_right=48,margin_top=48,margin_bottom=48 smsc95xx.macaddr=DC:A6:32:D1:91:83 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=293efe80-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait quiet splash plymouth.ignore-serial-consoles [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) -- [ 4.177347] [vc_sm_connected_init]: start [ 4.177612] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 4.182708] mc: Linux media interface: v0.10 -- [ 5.139842] brcmfmac mmc1:0001:1: Direct firmware load for brcm/brcmfmac43455-sdio.raspberrypi,4-model-b.txt failed with error -2 [ 5.384712] usbcore: registered new interface driver snd-usb-audio [ 5.398399] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6 !!Packages installed !!-------------------- ii alsa-utils 1.1.8-2 armhf Utilities for configuring and using ALSA