!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Thu Feb 18 20:17:43 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: 5.10.11-v7l Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.10.11-v7l Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_usb_audio snd_soc_hifiberry_dacplusadcpro !!Sound Servers on this system !!---------------------------- Jack: Installed - Yes (/usr/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [Headphones ]: bcm2835_headphonbcm2835 Headphones - bcm2835 Headphones bcm2835 Headphones 1 [CODEC ]: USB-Audio - USB AUDIO CODEC BurrBrown from Texas Instruments USB AUDIO CODEC at usb-0000:01:00.0-1.4, full 2 [sndrpihifiberry]: HifiberryDacpAd - snd_rpi_hifiberry_dacplusadcpro snd_rpi_hifiberry_dacplusadcpro !!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_usb_audio autoclock : Y delayed_register : (null),(null),(null),(null),(null),(null),(null),(null) device_setup : 0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N 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) skip_validation : N use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1 !!Module: snd_soc_hifiberry_dacplusadcpro * : !!USB Descriptors !!--------------- --startcollapse-- Bus 001 Device 003: ID 08bb:29c0 Texas Instruments PCM2900C Audio CODEC Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 0 bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 8 idVendor 0x08bb Texas Instruments idProduct 0x29c0 PCM2900C Audio CODEC bcdDevice 1.00 iManufacturer 1 BurrBrown from Texas Instruments iProduct 2 USB AUDIO CODEC iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x0445 bNumInterfaces 4 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 100mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 1 Control Device bInterfaceProtocol 0 iInterface 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 1.00 wTotalLength 0x003e 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 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 2 wTerminalType 0x0301 Speaker bAssocTerminal 0 bSourceID 3 iTerminal 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 3 bSourceID 1 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 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 5 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 4 iTerminal 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 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 3 Discrete tSamFreq[ 0] 32000 tSamFreq[ 1] 44100 tSamFreq[ 2] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x02 EP 2 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 0x00 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 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 2 bBitResolution 16 bSamFreqType 3 Discrete tSamFreq[ 0] 32000 tSamFreq[ 1] 44100 tSamFreq[ 2] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x0060 1x 96 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 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 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 1 bBitResolution 8 bSamFreqType 3 Discrete tSamFreq[ 0] 32000 tSamFreq[ 1] 44100 tSamFreq[ 2] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x0060 1x 96 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 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 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 1 bBitResolution 8 bSamFreqType 3 Discrete tSamFreq[ 0] 32000 tSamFreq[ 1] 44100 tSamFreq[ 2] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x0030 1x 48 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 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 5 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 0x84 EP 4 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous 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 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 5 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0062 1x 98 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 5 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] 44100 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x00b4 1x 180 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 5 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 44100 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x005a 1x 90 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 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 5 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] 32000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0084 1x 132 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 6 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 5 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 32000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0042 1x 66 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 7 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 5 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] 22050 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x005c 1x 92 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 8 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 5 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 22050 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x002e 1x 46 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 9 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 5 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] 16000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0044 1x 68 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 10 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 5 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 16000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0022 1x 34 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 11 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 5 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 1 bBitResolution 8 bSamFreqType 1 Discrete tSamFreq[ 0] 16000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0022 1x 34 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 12 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 5 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 1 bBitResolution 8 bSamFreqType 1 Discrete tSamFreq[ 0] 16000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0011 1x 17 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 13 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 5 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 1 bBitResolution 8 bSamFreqType 1 Discrete tSamFreq[ 0] 8000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0012 1x 18 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 14 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 5 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 1 bBitResolution 8 bSamFreqType 1 Discrete tSamFreq[ 0] 8000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0009 1x 9 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 15 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 5 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] 11025 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 13 Transfer Type Isochronous Synch Type Synchronous Usage Type Data wMaxPacketSize 0x0030 1x 48 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 16 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 5 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 11025 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 13 Transfer Type Isochronous Synch Type Synchronous Usage Type Data wMaxPacketSize 0x0018 1x 24 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 17 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 5 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 1 bBitResolution 8 bSamFreqType 1 Discrete tSamFreq[ 0] 11025 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 13 Transfer Type Isochronous Synch Type Synchronous Usage Type Data wMaxPacketSize 0x0018 1x 24 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 18 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 5 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 1 bBitResolution 8 bSamFreqType 1 Discrete tSamFreq[ 0] 11025 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 13 Transfer Type Isochronous Synch Type Synchronous Usage Type Data wMaxPacketSize 0x000c 1x 12 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 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 31 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x85 EP 5 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0001 1x 1 bytes bInterval 10 Device Status: 0x0000 (Bus Powered) --endcollapse-- !!USB Stream information !!---------------------- --startcollapse-- BurrBrown from Texas Instruments USB AUDIO CODEC at usb-0000:01:00.0-1.4, full : USB Audio Playback: Status: Stop Interface 1 Altset 1 Format: S16_LE Channels: 2 Endpoint: 2 OUT (ADAPTIVE) Rates: 32000, 44100, 48000 Bits: 16 Channel map: FL FR Interface 1 Altset 2 Format: S16_LE Channels: 1 Endpoint: 2 OUT (ADAPTIVE) Rates: 32000, 44100, 48000 Bits: 16 Channel map: MONO Interface 1 Altset 3 Format: S8 Channels: 2 Endpoint: 2 OUT (ADAPTIVE) Rates: 32000, 44100, 48000 Bits: 8 Channel map: FL FR Interface 1 Altset 4 Format: S8 Channels: 1 Endpoint: 2 OUT (ADAPTIVE) Rates: 32000, 44100, 48000 Bits: 8 Channel map: MONO Capture: Status: Stop Interface 2 Altset 1 Format: S16_LE Channels: 2 Endpoint: 4 IN (ASYNC) Rates: 48000 Bits: 16 Channel map: FL FR Interface 2 Altset 2 Format: S16_LE Channels: 1 Endpoint: 4 IN (ASYNC) Rates: 48000 Bits: 16 Channel map: MONO Interface 2 Altset 3 Format: S16_LE Channels: 2 Endpoint: 4 IN (ASYNC) Rates: 44100 Bits: 16 Channel map: FL FR Interface 2 Altset 4 Format: S16_LE Channels: 1 Endpoint: 4 IN (ASYNC) Rates: 44100 Bits: 16 Channel map: MONO Interface 2 Altset 5 Format: S16_LE Channels: 2 Endpoint: 4 IN (ASYNC) Rates: 32000 Bits: 16 Channel map: FL FR Interface 2 Altset 6 Format: S16_LE Channels: 1 Endpoint: 4 IN (ASYNC) Rates: 32000 Bits: 16 Channel map: MONO Interface 2 Altset 7 Format: S16_LE Channels: 2 Endpoint: 4 IN (ASYNC) Rates: 22050 Bits: 16 Channel map: FL FR Interface 2 Altset 8 Format: S16_LE Channels: 1 Endpoint: 4 IN (ASYNC) Rates: 22050 Bits: 16 Channel map: MONO Interface 2 Altset 9 Format: S16_LE Channels: 2 Endpoint: 4 IN (ASYNC) Rates: 16000 Bits: 16 Channel map: FL FR Interface 2 Altset 10 Format: S16_LE Channels: 1 Endpoint: 4 IN (ASYNC) Rates: 16000 Bits: 16 Channel map: MONO Interface 2 Altset 11 Format: S8 Channels: 2 Endpoint: 4 IN (ASYNC) Rates: 16000 Bits: 8 Channel map: FL FR Interface 2 Altset 12 Format: S8 Channels: 1 Endpoint: 4 IN (ASYNC) Rates: 16000 Bits: 8 Channel map: MONO Interface 2 Altset 13 Format: S8 Channels: 2 Endpoint: 4 IN (ASYNC) Rates: 8000 Bits: 8 Channel map: FL FR Interface 2 Altset 14 Format: S8 Channels: 1 Endpoint: 4 IN (ASYNC) Rates: 8000 Bits: 8 Channel map: MONO Interface 2 Altset 15 Format: S16_LE Channels: 2 Endpoint: 4 IN (SYNC) Rates: 11025 Bits: 16 Channel map: FL FR Interface 2 Altset 16 Format: S16_LE Channels: 1 Endpoint: 4 IN (SYNC) Rates: 11025 Bits: 16 Channel map: MONO Interface 2 Altset 17 Format: S8 Channels: 2 Endpoint: 4 IN (SYNC) Rates: 11025 Bits: 8 Channel map: FL FR Interface 2 Altset 18 Format: S8 Channels: 1 Endpoint: 4 IN (SYNC) Rates: 11025 Bits: 8 Channel map: MONO --endcollapse-- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x08bb29c0, ctrlif=0, ctlerr=0 Card: BurrBrown from Texas Instruments USB AUDIO CODEC at usb-0000:01:00.0-1.4, full Unit: 3 Control: name="PCM Playback Volume", index=0 Info: id=3, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-16384, max=0, dBmin=-6400, dBmax=0 Unit: 3 Control: name="PCM Playback Switch", index=0 Info: id=3, 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 Feb 14 17:17 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Feb 14 17:17 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Feb 14 17:17 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 16 Feb 14 17:17 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 56 Feb 14 17:17 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 48 Feb 14 17:17 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 88 Feb 14 17:17 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 80 Feb 14 17:17 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 1 Feb 14 17:17 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Feb 14 17:17 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Feb 14 17:17 . drwxr-xr-x 4 root root 280 Feb 14 17:17 .. lrwxrwxrwx 1 root root 12 Feb 14 17:17 usb-BurrBrown_from_Texas_Instruments_USB_AUDIO_CODEC-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 100 Feb 14 17:17 . drwxr-xr-x 4 root root 280 Feb 14 17:17 .. lrwxrwxrwx 1 root root 12 Feb 14 17:17 platform-bcm2835_audio -> ../controlC0 lrwxrwxrwx 1 root root 12 Feb 14 17:17 platform-fd500000.pcie-pci-0000:01:00.0-usb-0:1.4:1.0 -> ../controlC1 lrwxrwxrwx 1 root root 12 Feb 14 17:17 platform-soc:sound -> ../controlC2 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) defaults.pcm.dmix.rate 44100 defaults.pcm.dmix.format S16_LE defaults.pcm.dsnoop.rate 44100 defaults.pcm.dnsoop.format S16_LE !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] Subdevices: 8/8 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 Subdevice #4: subdevice #4 Subdevice #5: subdevice #5 Subdevice #6: subdevice #6 Subdevice #7: subdevice #7 card 1: CODEC [USB AUDIO CODEC], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: sndrpihifiberry [snd_rpi_hifiberry_dacplusadcpro], device 0: HiFiBerry DAC ADC Pro HiFi multicodec-0 [HiFiBerry DAC ADC Pro HiFi multicodec-0] Subdevices: 0/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: CODEC [USB AUDIO CODEC], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: sndrpihifiberry [snd_rpi_hifiberry_dacplusadcpro], device 0: HiFiBerry DAC ADC Pro HiFi multicodec-0 [HiFiBerry DAC ADC Pro HiFi multicodec-0] Subdevices: 0/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card Headphones Card hw:0 '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 400 [100%] [4.00dB] [on] !!-------Mixer controls for card CODEC Card hw:1 'CODEC'/'BurrBrown from Texas Instruments USB AUDIO CODEC at usb-0000:01:00.0-1.4, full' Mixer name : 'USB Mixer' Components : 'USB08bb:29c0' Controls : 5 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 64 Mono: Front Left: Playback 64 [100%] [0.00dB] [on] Front Right: Playback 64 [100%] [0.00dB] [on] !!-------Mixer controls for card sndrpihifiberry Card hw:2 'sndrpihifiberry'/'snd_rpi_hifiberry_dacplusadcpro' Mixer name : '' Components : '' Controls : 28 Simple ctrls : 27 Simple mixer control 'DSP Program',0 Capabilities: enum Items: 'FIR interpolation with de-emphasis' 'Low latency IIR with de-emphasis' 'High attenuation with de-emphasis' 'Fixed process flow' 'Ringing-less low latency FIR' Item0: 'Ringing-less low latency FIR' Simple mixer control 'ADC',0 Capabilities: cvolume Capture channels: Front Left - Front Right Limits: Capture 0 - 104 Front Left: Capture 24 [23%] [0.00dB] Front Right: Capture 24 [23%] [0.00dB] Simple mixer control 'ADC Left Capture Source',0 Capabilities: enum Items: 'No Select' 'VINL1[SE]' 'VINL2[SE]' 'VINL2[SE] VINL1[SE]' 'VINL3[SE]' 'VINL3[SE] VINL1[SE]' 'VINL3[SE] VINL2[SE]' 'VINL3[SE] VINL2[SE] VINL1[SE]' 'VINL4[SE]' 'VINL4[SE] VINL1[SE]' 'VINL4[SE] VINL2[SE]' 'VINL4[SE] VINL2[SE] VINL1[SE]' 'VINL4[SE] VINL3[SE]' 'VINL4[SE] VINL3[SE] VINL1[SE]' 'VINL4[SE] VINL3[SE] VINL2[SE]' 'VINL4[SE] VINL3[SE] VINL2[SE] VINL1[SE]' '{VIN1P, VIN1M}[DIFF]' '{VIN4P, VIN4M}[DIFF]' '{VIN1P, VIN1M}[DIFF] {VIN4P, VIN4M}[DIFF]' Item0: 'VINL1[SE]' Simple mixer control 'ADC Left Input',0 Capabilities: enum Items: 'No Select' 'VINL1[SE]' 'VINL2[SE]' 'VINL2[SE] VINL1[SE]' '{VIN1P, VIN1M}[DIFF]' Item0: 'VINL1[SE]' Simple mixer control 'ADC Mic Bias',0 Capabilities: enum Items: 'Mic Bias off' 'Mic Bias on' 'Mic Bias with Bypass Resistor' Item0: 'Mic Bias on' Simple mixer control 'ADC Right Capture Source',0 Capabilities: enum Items: 'No Select' 'VINR1[SE]' 'VINR2[SE]' 'VINR2[SE] VINR1[SE]' 'VINR3[SE]' 'VINR3[SE] VINR1[SE]' 'VINR3[SE] VINR2[SE]' 'VINR3[SE] VINR2[SE] VINR1[SE]' 'VINR4[SE]' 'VINR4[SE] VINR1[SE]' 'VINR4[SE] VINR2[SE]' 'VINR4[SE] VINR2[SE] VINR1[SE]' 'VINR4[SE] VINR3[SE]' 'VINR4[SE] VINR3[SE] VINR1[SE]' 'VINR4[SE] VINR3[SE] VINR2[SE]' 'VINR4[SE] VINR3[SE] VINR2[SE] VINR1[SE]' '{VIN2P, VIN2M}[DIFF]' '{VIN3P, VIN3M}[DIFF]' '{VIN2P, VIN2M}[DIFF] {VIN3P, VIN3M}[DIFF]' Item0: 'VINR1[SE]' Simple mixer control 'ADC Right Input',0 Capabilities: enum Items: 'No Select' 'VINR1[SE]' 'VINR2[SE]' 'VINR2[SE] VINR1[SE]' '{VIN2P, VIN2M}[DIFF]' Item0: 'VINR1[SE]' Simple mixer control 'Analogue',0 Capabilities: pvolume Playback channels: Front Left - Front Right Limits: Playback 0 - 1 Mono: Front Left: Playback 1 [100%] [0.00dB] Front Right: Playback 1 [100%] [0.00dB] Simple mixer control 'Analogue Playback Boost',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 1 Front Left: 1 [100%] [0.80dB] Front Right: 1 [100%] [0.80dB] Simple mixer control 'Auto Mute',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [on] Front Right: Playback [on] Simple mixer control 'Auto Mute Mono',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Auto Mute Time Left',0 Capabilities: enum Items: '21ms' '106ms' '213ms' '533ms' '1.07s' '2.13s' '5.33s' '10.66s' Item0: '21ms' Simple mixer control 'Auto Mute Time Right',0 Capabilities: enum Items: '21ms' '106ms' '213ms' '533ms' '1.07s' '2.13s' '5.33s' '10.66s' Item0: '21ms' Simple mixer control 'Clock Missing Period',0 Capabilities: enum Items: '1s' '2s' '3s' '4s' '5s' '6s' '7s' '8s' Item0: '1s' Simple mixer control 'Deemphasis',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Digital',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 207 Mono: Front Left: Playback 207 [100%] [0.00dB] [on] Front Right: Playback 207 [100%] [0.00dB] [on] Simple mixer control 'Max Overclock DAC',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 40 Mono: 0 [0%] Simple mixer control 'Max Overclock DSP',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 40 Mono: 0 [0%] Simple mixer control 'Max Overclock PLL',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 20 Mono: 0 [0%] Simple mixer control 'PGA Gain Left',0 Capabilities: enum Items: '-12.0dB' '-11.5dB' '-11.0dB' '-10.5dB' '-10.0dB' '-9.5dB' '-9.0dB' '-8.5dB' '-8.0dB' '-7.5dB' '-7.0dB' '-6.5dB' '-6.0dB' '-5.5dB' '-5.0dB' '-4.5dB' '-4.0dB' '-3.5dB' '-3.0dB' '-2.5dB' '-2.0dB' '-1.5dB' '-1.0dB' '-0.5dB' '0.0dB' '0.5dB' '1.0dB' '1.5dB' '2.0dB' '2.5dB' '3.0dB' '3.5dB' '4.0dB' '4.5dB' '5.0dB' '5.5dB' '6.0dB' '6.5dB' '7.0dB' '7.5dB' '8.0dB' '8.5dB' '9.0dB' '9.5dB' '10.0dB' '10.5dB' '11.0dB' '11.5dB' '12.0dB' '12.5dB' '13.0dB' '13.5dB' '14.0dB' '14.5dB' '15.0dB' '15.5dB' '16.0dB' '16.5dB' '17.0dB' '17.5dB' '18.0dB' '18.5dB' '19.0dB' '19.5dB' '20.0dB' '20.5dB' '21.0dB' '21.5dB' '22.0dB' '22.5dB' '23.0dB' '23.5dB' '24.0dB' '24.5dB' '25.0dB' '25.5dB' '26.0dB' '26.5dB' '27.0dB' '27.5dB' '28.0dB' '28.5dB' '29.0dB' '29.5dB' '30.0dB' '30.5dB' '31.0dB' '31.5dB' '32.0dB' '32.5dB' '33.0dB' '33.5dB' '34.0dB' '34.5dB' '35.0dB' '35.5dB' '36.0dB' '36.5dB' '37.0dB' '37.5dB' '38.0dB' '38.5dB' '39.0dB' '39.5dB' '40.0dB' Item0: '0.0dB' Simple mixer control 'PGA Gain Right',0 Capabilities: enum Items: '-12.0dB' '-11.5dB' '-11.0dB' '-10.5dB' '-10.0dB' '-9.5dB' '-9.0dB' '-8.5dB' '-8.0dB' '-7.5dB' '-7.0dB' '-6.5dB' '-6.0dB' '-5.5dB' '-5.0dB' '-4.5dB' '-4.0dB' '-3.5dB' '-3.0dB' '-2.5dB' '-2.0dB' '-1.5dB' '-1.0dB' '-0.5dB' '0.0dB' '0.5dB' '1.0dB' '1.5dB' '2.0dB' '2.5dB' '3.0dB' '3.5dB' '4.0dB' '4.5dB' '5.0dB' '5.5dB' '6.0dB' '6.5dB' '7.0dB' '7.5dB' '8.0dB' '8.5dB' '9.0dB' '9.5dB' '10.0dB' '10.5dB' '11.0dB' '11.5dB' '12.0dB' '12.5dB' '13.0dB' '13.5dB' '14.0dB' '14.5dB' '15.0dB' '15.5dB' '16.0dB' '16.5dB' '17.0dB' '17.5dB' '18.0dB' '18.5dB' '19.0dB' '19.5dB' '20.0dB' '20.5dB' '21.0dB' '21.5dB' '22.0dB' '22.5dB' '23.0dB' '23.5dB' '24.0dB' '24.5dB' '25.0dB' '25.5dB' '26.0dB' '26.5dB' '27.0dB' '27.5dB' '28.0dB' '28.5dB' '29.0dB' '29.5dB' '30.0dB' '30.5dB' '31.0dB' '31.5dB' '32.0dB' '32.5dB' '33.0dB' '33.5dB' '34.0dB' '34.5dB' '35.0dB' '35.5dB' '36.0dB' '36.5dB' '37.0dB' '37.5dB' '38.0dB' '38.5dB' '39.0dB' '39.5dB' '40.0dB' Item0: '0.0dB' Simple mixer control 'Volume Ramp Down Emergency Rate',0 Capabilities: enum Items: '1 sample/update' '2 samples/update' '4 samples/update' 'Immediate' Item0: '1 sample/update' Simple mixer control 'Volume Ramp Down Emergency Step',0 Capabilities: enum Items: '4dB/step' '2dB/step' '1dB/step' '0.5dB/step' Item0: '4dB/step' Simple mixer control 'Volume Ramp Down Rate',0 Capabilities: enum Items: '1 sample/update' '2 samples/update' '4 samples/update' 'Immediate' Item0: '1 sample/update' Simple mixer control 'Volume Ramp Down Step',0 Capabilities: enum Items: '4dB/step' '2dB/step' '1dB/step' '0.5dB/step' Item0: '1dB/step' Simple mixer control 'Volume Ramp Up Rate',0 Capabilities: enum Items: '1 sample/update' '2 samples/update' '4 samples/update' 'Immediate' Item0: '1 sample/update' Simple mixer control 'Volume Ramp Up Step',0 Capabilities: enum Items: '4dB/step' '2dB/step' '1dB/step' '0.5dB/step' Item0: '1dB/step' !!Alsactl output !!-------------- --startcollapse-- state.Headphones { control.1 { iface MIXER name 'Headphone Playback Volume' value 400 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 400 } } control.2 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } state.CODEC { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 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 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'PCM Playback Volume' value.0 64 value.1 64 comment { access 'read write' type INTEGER count 2 range '0 - 64' dbmin -6400 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } control.5 { iface CARD name 'Keep Interface' value false comment { access 'read write' type BOOLEAN count 1 } } } state.sndrpihifiberry { control.1 { iface MIXER name 'Digital Playback Volume' value.0 207 value.1 207 comment { access 'read write' type INTEGER count 2 range '0 - 207' dbmin -9999999 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } control.2 { iface MIXER name 'Analogue Playback Volume' value.0 1 value.1 1 comment { access 'read write' type INTEGER count 2 range '0 - 1' dbmin -600 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } control.3 { iface MIXER name 'Analogue Playback Boost Volume' value.0 1 value.1 1 comment { access 'read write' type INTEGER count 2 range '0 - 1' dbmin 0 dbmax 80 dbvalue.0 80 dbvalue.1 80 } } control.4 { iface MIXER name 'Digital Playback Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.5 { iface MIXER name 'Deemphasis Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'DSP Program' value 'Ringing-less low latency FIR' comment { access 'read write' type ENUMERATED count 1 item.0 'FIR interpolation with de-emphasis' item.1 'Low latency IIR with de-emphasis' item.2 'High attenuation with de-emphasis' item.3 'Fixed process flow' item.4 'Ringing-less low latency FIR' } } control.7 { iface MIXER name 'Clock Missing Period' value '1s' comment { access 'read write' type ENUMERATED count 1 item.0 '1s' item.1 '2s' item.2 '3s' item.3 '4s' item.4 '5s' item.5 '6s' item.6 '7s' item.7 '8s' } } control.8 { iface MIXER name 'Auto Mute Time Left' value '21ms' comment { access 'read write' type ENUMERATED count 1 item.0 '21ms' item.1 '106ms' item.2 '213ms' item.3 '533ms' item.4 '1.07s' item.5 '2.13s' item.6 '5.33s' item.7 '10.66s' } } control.9 { iface MIXER name 'Auto Mute Time Right' value '21ms' comment { access 'read write' type ENUMERATED count 1 item.0 '21ms' item.1 '106ms' item.2 '213ms' item.3 '533ms' item.4 '1.07s' item.5 '2.13s' item.6 '5.33s' item.7 '10.66s' } } control.10 { iface MIXER name 'Auto Mute Mono Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.11 { iface MIXER name 'Auto Mute Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.12 { iface MIXER name 'Volume Ramp Down Rate' value '1 sample/update' comment { access 'read write' type ENUMERATED count 1 item.0 '1 sample/update' item.1 '2 samples/update' item.2 '4 samples/update' item.3 Immediate } } control.13 { iface MIXER name 'Volume Ramp Down Step' value '1dB/step' comment { access 'read write' type ENUMERATED count 1 item.0 '4dB/step' item.1 '2dB/step' item.2 '1dB/step' item.3 '0.5dB/step' } } control.14 { iface MIXER name 'Volume Ramp Up Rate' value '1 sample/update' comment { access 'read write' type ENUMERATED count 1 item.0 '1 sample/update' item.1 '2 samples/update' item.2 '4 samples/update' item.3 Immediate } } control.15 { iface MIXER name 'Volume Ramp Up Step' value '1dB/step' comment { access 'read write' type ENUMERATED count 1 item.0 '4dB/step' item.1 '2dB/step' item.2 '1dB/step' item.3 '0.5dB/step' } } control.16 { iface MIXER name 'Volume Ramp Down Emergency Rate' value '1 sample/update' comment { access 'read write' type ENUMERATED count 1 item.0 '1 sample/update' item.1 '2 samples/update' item.2 '4 samples/update' item.3 Immediate } } control.17 { iface MIXER name 'Volume Ramp Down Emergency Step' value '4dB/step' comment { access 'read write' type ENUMERATED count 1 item.0 '4dB/step' item.1 '2dB/step' item.2 '1dB/step' item.3 '0.5dB/step' } } control.18 { iface MIXER name 'Max Overclock PLL' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 20' } } control.19 { iface MIXER name 'Max Overclock DSP' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 40' } } control.20 { iface MIXER name 'Max Overclock DAC' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 40' } } control.21 { iface MIXER name 'ADC Capture Volume' value.0 24 value.1 24 comment { access 'read write' type INTEGER count 2 range '0 - 104' dbmin -1200 dbmax 4000 dbvalue.0 0 dbvalue.1 0 } } control.22 { iface MIXER name 'ADC Left Input' value VINL1[SE] comment { access 'read write' type ENUMERATED count 1 item.0 'No Select' item.1 VINL1[SE] item.2 VINL2[SE] item.3 'VINL2[SE] VINL1[SE]' item.4 '{VIN1P, VIN1M}[DIFF]' } } control.23 { iface MIXER name 'ADC Right Input' value VINR1[SE] comment { access 'read write' type ENUMERATED count 1 item.0 'No Select' item.1 VINR1[SE] item.2 VINR2[SE] item.3 'VINR2[SE] VINR1[SE]' item.4 '{VIN2P, VIN2M}[DIFF]' } } control.24 { iface MIXER name 'ADC Mic Bias' value 'Mic Bias on' comment { access 'read write' type ENUMERATED count 1 item.0 'Mic Bias off' item.1 'Mic Bias on' item.2 'Mic Bias with Bypass Resistor' } } control.25 { iface MIXER name 'PGA Gain Left' value '0.0dB' comment { access 'read write' type ENUMERATED count 1 item.0 '-12.0dB' item.1 '-11.5dB' item.2 '-11.0dB' item.3 '-10.5dB' item.4 '-10.0dB' item.5 '-9.5dB' item.6 '-9.0dB' item.7 '-8.5dB' item.8 '-8.0dB' item.9 '-7.5dB' item.10 '-7.0dB' item.11 '-6.5dB' item.12 '-6.0dB' item.13 '-5.5dB' item.14 '-5.0dB' item.15 '-4.5dB' item.16 '-4.0dB' item.17 '-3.5dB' item.18 '-3.0dB' item.19 '-2.5dB' item.20 '-2.0dB' item.21 '-1.5dB' item.22 '-1.0dB' item.23 '-0.5dB' item.24 '0.0dB' item.25 '0.5dB' item.26 '1.0dB' item.27 '1.5dB' item.28 '2.0dB' item.29 '2.5dB' item.30 '3.0dB' item.31 '3.5dB' item.32 '4.0dB' item.33 '4.5dB' item.34 '5.0dB' item.35 '5.5dB' item.36 '6.0dB' item.37 '6.5dB' item.38 '7.0dB' item.39 '7.5dB' item.40 '8.0dB' item.41 '8.5dB' item.42 '9.0dB' item.43 '9.5dB' item.44 '10.0dB' item.45 '10.5dB' item.46 '11.0dB' item.47 '11.5dB' item.48 '12.0dB' item.49 '12.5dB' item.50 '13.0dB' item.51 '13.5dB' item.52 '14.0dB' item.53 '14.5dB' item.54 '15.0dB' item.55 '15.5dB' item.56 '16.0dB' item.57 '16.5dB' item.58 '17.0dB' item.59 '17.5dB' item.60 '18.0dB' item.61 '18.5dB' item.62 '19.0dB' item.63 '19.5dB' item.64 '20.0dB' item.65 '20.5dB' item.66 '21.0dB' item.67 '21.5dB' item.68 '22.0dB' item.69 '22.5dB' item.70 '23.0dB' item.71 '23.5dB' item.72 '24.0dB' item.73 '24.5dB' item.74 '25.0dB' item.75 '25.5dB' item.76 '26.0dB' item.77 '26.5dB' item.78 '27.0dB' item.79 '27.5dB' item.80 '28.0dB' item.81 '28.5dB' item.82 '29.0dB' item.83 '29.5dB' item.84 '30.0dB' item.85 '30.5dB' item.86 '31.0dB' item.87 '31.5dB' item.88 '32.0dB' item.89 '32.5dB' item.90 '33.0dB' item.91 '33.5dB' item.92 '34.0dB' item.93 '34.5dB' item.94 '35.0dB' item.95 '35.5dB' item.96 '36.0dB' item.97 '36.5dB' item.98 '37.0dB' item.99 '37.5dB' item.100 '38.0dB' item.101 '38.5dB' item.102 '39.0dB' item.103 '39.5dB' item.104 '40.0dB' } } control.26 { iface MIXER name 'PGA Gain Right' value '0.0dB' comment { access 'read write' type ENUMERATED count 1 item.0 '-12.0dB' item.1 '-11.5dB' item.2 '-11.0dB' item.3 '-10.5dB' item.4 '-10.0dB' item.5 '-9.5dB' item.6 '-9.0dB' item.7 '-8.5dB' item.8 '-8.0dB' item.9 '-7.5dB' item.10 '-7.0dB' item.11 '-6.5dB' item.12 '-6.0dB' item.13 '-5.5dB' item.14 '-5.0dB' item.15 '-4.5dB' item.16 '-4.0dB' item.17 '-3.5dB' item.18 '-3.0dB' item.19 '-2.5dB' item.20 '-2.0dB' item.21 '-1.5dB' item.22 '-1.0dB' item.23 '-0.5dB' item.24 '0.0dB' item.25 '0.5dB' item.26 '1.0dB' item.27 '1.5dB' item.28 '2.0dB' item.29 '2.5dB' item.30 '3.0dB' item.31 '3.5dB' item.32 '4.0dB' item.33 '4.5dB' item.34 '5.0dB' item.35 '5.5dB' item.36 '6.0dB' item.37 '6.5dB' item.38 '7.0dB' item.39 '7.5dB' item.40 '8.0dB' item.41 '8.5dB' item.42 '9.0dB' item.43 '9.5dB' item.44 '10.0dB' item.45 '10.5dB' item.46 '11.0dB' item.47 '11.5dB' item.48 '12.0dB' item.49 '12.5dB' item.50 '13.0dB' item.51 '13.5dB' item.52 '14.0dB' item.53 '14.5dB' item.54 '15.0dB' item.55 '15.5dB' item.56 '16.0dB' item.57 '16.5dB' item.58 '17.0dB' item.59 '17.5dB' item.60 '18.0dB' item.61 '18.5dB' item.62 '19.0dB' item.63 '19.5dB' item.64 '20.0dB' item.65 '20.5dB' item.66 '21.0dB' item.67 '21.5dB' item.68 '22.0dB' item.69 '22.5dB' item.70 '23.0dB' item.71 '23.5dB' item.72 '24.0dB' item.73 '24.5dB' item.74 '25.0dB' item.75 '25.5dB' item.76 '26.0dB' item.77 '26.5dB' item.78 '27.0dB' item.79 '27.5dB' item.80 '28.0dB' item.81 '28.5dB' item.82 '29.0dB' item.83 '29.5dB' item.84 '30.0dB' item.85 '30.5dB' item.86 '31.0dB' item.87 '31.5dB' item.88 '32.0dB' item.89 '32.5dB' item.90 '33.0dB' item.91 '33.5dB' item.92 '34.0dB' item.93 '34.5dB' item.94 '35.0dB' item.95 '35.5dB' item.96 '36.0dB' item.97 '36.5dB' item.98 '37.0dB' item.99 '37.5dB' item.100 '38.0dB' item.101 '38.5dB' item.102 '39.0dB' item.103 '39.5dB' item.104 '40.0dB' } } control.27 { iface MIXER name 'ADC Left Capture Source' value VINL1[SE] comment { access 'read write' type ENUMERATED count 1 item.0 'No Select' item.1 VINL1[SE] item.2 VINL2[SE] item.3 'VINL2[SE] VINL1[SE]' item.4 VINL3[SE] item.5 'VINL3[SE] VINL1[SE]' item.6 'VINL3[SE] VINL2[SE]' item.7 'VINL3[SE] VINL2[SE] VINL1[SE]' item.8 VINL4[SE] item.9 'VINL4[SE] VINL1[SE]' item.10 'VINL4[SE] VINL2[SE]' item.11 'VINL4[SE] VINL2[SE] VINL1[SE]' item.12 'VINL4[SE] VINL3[SE]' item.13 'VINL4[SE] VINL3[SE] VINL1[SE]' item.14 'VINL4[SE] VINL3[SE] VINL2[SE]' item.15 'VINL4[SE] VINL3[SE] VINL2[SE] VINL1[SE]' item.16 '{VIN1P, VIN1M}[DIFF]' item.17 '{VIN4P, VIN4M}[DIFF]' item.18 '{VIN1P, VIN1M}[DIFF] {VIN4P, VIN4M}[DIFF]' } } control.28 { iface MIXER name 'ADC Right Capture Source' value VINR1[SE] comment { access 'read write' type ENUMERATED count 1 item.0 'No Select' item.1 VINR1[SE] item.2 VINR2[SE] item.3 'VINR2[SE] VINR1[SE]' item.4 VINR3[SE] item.5 'VINR3[SE] VINR1[SE]' item.6 'VINR3[SE] VINR2[SE]' item.7 'VINR3[SE] VINR2[SE] VINR1[SE]' item.8 VINR4[SE] item.9 'VINR4[SE] VINR1[SE]' item.10 'VINR4[SE] VINR2[SE]' item.11 'VINR4[SE] VINR2[SE] VINR1[SE]' item.12 'VINR4[SE] VINR3[SE]' item.13 'VINR4[SE] VINR3[SE] VINR1[SE]' item.14 'VINR4[SE] VINR3[SE] VINR2[SE]' item.15 'VINR4[SE] VINR3[SE] VINR2[SE] VINR1[SE]' item.16 '{VIN2P, VIN2M}[DIFF]' item.17 '{VIN3P, VIN3M}[DIFF]' item.18 '{VIN2P, VIN2M}[DIFF] {VIN3P, VIN3M}[DIFF]' } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep btbcm cec cfg80211 clk_hifiberry_dacpro cmac drm drm_kms_helper drm_panel_orientation_quirks ecc ecdh_generic fb_sys_fops garp gpu_sched hci_uart i2c_bcm2835 i2c_dev ip_tables ipv6 llc mc nvmem_rmem raspberrypi_hwmon regmap_i2c 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_bcm2835_i2s snd_soc_core snd_soc_hifiberry_dacplusadcpro snd_soc_pcm186x snd_soc_pcm186x_i2c snd_soc_pcm512x snd_soc_pcm512x_i2c 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 smsc95xx.macaddr=DC:A6:32:D9:21:8D vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=/dev/mmcblk0p7 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait quiet splash plymouth.ignore-serial-consoles [ 0.000000] Kernel parameter elevator= does not have any effect anymore. -- [ 4.758642] bcm2835-codec bcm2835-codec: Loaded V4L2 isp [ 4.833814] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 4.877913] [drm] Initialized v3d 1.0.0 20180419 for fec00000.v3d on minor 0 [ 4.893181] bcm2835_audio bcm2835_audio: card created with 8 channels [ 4.964334] [drm] No displays found. Consider forcing hotplug if HDMI is attached [ 4.964457] vc4-drm gpu: bound fe600000.firmwarekms (ops vc4_fkms_ops [vc4]) [ 4.964852] [drm] Initialized vc4 0.0.0 20140616 for gpu on minor 1 [ 5.231907] usbcore: registered new interface driver snd-usb-audio [ 5.607120] pcm512x 1-004d: supply AVDD not found, using dummy regulator !!Packages installed !!-------------------- ii alsa-utils 1.1.8-2 armhf Utilities for configuring and using ALSA