!!################################ !!ALSA Information Script v 0.5.3 !!################################ !!Script ran on: Sun Oct 1 13:13:31 UTC 2023 !!Linux Distribution !!------------------ ID_LIKE="rhel centos fedora" LOGO="fedora-logo-icon" REDHAT_SUPPORT_PRODUCT="AlmaLinux" REDHAT_SUPPORT_PRODUCT_VERSION="9.2" !!DMI Information !!--------------- Manufacturer: Dell Inc. Product Name: Latitude 7490 Product Version: Firmware Version: 1.32.0 System SKU: 081C Board Vendor: Dell Inc. Board Name: 0KP0FT !!ACPI Device Status Information !!--------------- /sys/bus/acpi/devices/ACPI0003:00/status 15 /sys/bus/acpi/devices/ACPI000C:00/status 15 /sys/bus/acpi/devices/DELL081C:00/status 15 /sys/bus/acpi/devices/DLLK081C:00/status 15 /sys/bus/acpi/devices/INT33A1:00/status 15 /sys/bus/acpi/devices/INT33D5:00/status 15 /sys/bus/acpi/devices/INT3400:00/status 15 /sys/bus/acpi/devices/INT3403:00/status 15 /sys/bus/acpi/devices/INT3403:01/status 15 /sys/bus/acpi/devices/INT3403:02/status 15 /sys/bus/acpi/devices/INT340E:00/status 15 /sys/bus/acpi/devices/INT3446:00/status 15 /sys/bus/acpi/devices/INT3F0D:00/status 15 /sys/bus/acpi/devices/LNXPOWER:00/status 1 /sys/bus/acpi/devices/MSFT0101:00/status 15 /sys/bus/acpi/devices/PNP0103:00/status 15 /sys/bus/acpi/devices/PNP0C02:03/status 3 /sys/bus/acpi/devices/PNP0C02:05/status 3 /sys/bus/acpi/devices/PNP0C09:00/status 15 /sys/bus/acpi/devices/PNP0C0A:00/status 31 /sys/bus/acpi/devices/PNP0C0C:00/status 15 /sys/bus/acpi/devices/PNP0C0F:00/status 9 /sys/bus/acpi/devices/PNP0C0F:01/status 9 /sys/bus/acpi/devices/PNP0C0F:02/status 9 /sys/bus/acpi/devices/PNP0C0F:03/status 9 /sys/bus/acpi/devices/PNP0C0F:04/status 9 /sys/bus/acpi/devices/PNP0C0F:05/status 9 /sys/bus/acpi/devices/PNP0C0F:06/status 9 /sys/bus/acpi/devices/PNP0C0F:07/status 9 /sys/bus/acpi/devices/USBC000:00/status 15 /sys/bus/acpi/devices/device:09/status 15 /sys/bus/acpi/devices/device:64/status 15 /sys/bus/acpi/devices/device:77/status 11 !!Kernel Information !!------------------ Kernel release: #1 SMP PREEMPT_DYNAMIC Tue Sep 12 09:28:32 EDT 2023 Operating System: GNU/Linux Architecture: x86_64 Processor: x86_64 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.14.0-284.30.1.el9_2.x86_64 Library version: 1.2.8 Utilities version: 1.2.8 !!Loaded ALSA modules !!------------------- snd_usb_audio (card 0) !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [UMC1820 ]: USB-Audio - UMC1820 BEHRINGER UMC1820 at usb-0000:00:14.0-2, high speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Loaded sound module options !!--------------------------- !!Module: snd_usb_audio autoclock : Y delayed_register : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) device_setup : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N implicit_fb : N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N index : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 lowlatency : Y pid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) quirk_flags : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 skip_validation : N use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/usb/drivers/snd-usb-audio Tree: /sys/class/sound/card0 |-- controlC0 | |-- dev | |-- device -> ../../card0 | |-- power | |-- subsystem -> ../../../../../../../../../class/sound | `-- uevent |-- device -> ../../../1-2:1.0 |-- dmmidi | |-- dev | |-- device -> ../../card0 | |-- power | |-- subsystem -> ../../../../../../../../../class/sound | `-- uevent |-- id |-- midi | |-- dev | |-- device -> ../../card0 | |-- power | |-- subsystem -> ../../../../../../../../../class/sound | `-- uevent |-- midiC0D0 | |-- dev | |-- device -> ../../card0 | |-- power | |-- subsystem -> ../../../../../../../../../class/sound | `-- uevent |-- number |-- pcmC0D0c | |-- dev | |-- device -> ../../card0 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../../class/sound | `-- uevent |-- pcmC0D0p | |-- dev | |-- device -> ../../card0 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../../class/sound | `-- uevent |-- power | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_time | |-- runtime_status | `-- runtime_suspended_time |-- seq-midi-0-0 | |-- driver -> ../../../../../../../../../bus/snd_seq/drivers/snd_seq_midi | |-- power | |-- subsystem -> ../../../../../../../../../bus/snd_seq | `-- uevent |-- subsystem -> ../../../../../../../../class/sound `-- uevent !!USB Descriptors !!--------------- --startcollapse-- Bus 001 Device 002: ID 1397:0503 BEHRINGER International GmbH UMC1820 Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 idVendor 0x1397 BEHRINGER International GmbH idProduct 0x0503 bcdDevice 1.00 iManufacturer 1 BEHRINGER iProduct 3 UMC1820 iSerial 2 051163FB bNumConfigurations 2 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x0215 bNumInterfaces 6 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xc0 Self Powered MaxPower 0mA Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 0 bInterfaceCount 3 bFunctionClass 1 Audio bFunctionSubClass 0 bFunctionProtocol 32 iFunction 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 1 Control Device bInterfaceProtocol 32 iInterface 3 UMC1820 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 2.00 bCategory 8 wTotalLength 0x0111 bmControls 0x00 AudioControl Interface Descriptor: bLength 8 bDescriptorType 36 bDescriptorSubtype 10 (CLOCK_SOURCE) bClockID 41 bmAttributes 3 Internal programmable clock bmControls 0x07 Clock Frequency Control (read/write) Clock Validity Control (read-only) bAssocTerminal 0 iClockSource 9 Internal Clock AudioControl Interface Descriptor: bLength 8 bDescriptorType 36 bDescriptorSubtype 10 (CLOCK_SOURCE) bClockID 42 bmAttributes 0 External clock bmControls 0x07 Clock Frequency Control (read/write) Clock Validity Control (read-only) bAssocTerminal 0 iClockSource 10 Coaxial In SPDIF AudioControl Interface Descriptor: bLength 8 bDescriptorType 36 bDescriptorSubtype 10 (CLOCK_SOURCE) bClockID 43 bmAttributes 0 External clock bmControls 0x07 Clock Frequency Control (read/write) Clock Validity Control (read-only) bAssocTerminal 0 iClockSource 11 Optical In ADAT/SMUX AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 11 (CLOCK_SELECTOR) bClockID 40 bNrInPins 3 baCSourceID(0) 41 baCSourceID(1) 42 baCSourceID(2) 43 bmControls 0x03 Clock Selector Control (read/write) iClockSelector 8 UMC1820 Clock Selector AudioControl Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 2 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bCSourceID 40 bNrChannels 20 bmChannelConfig 0x00000000 iChannelNames 15 Out 1 bmControls 0x0000 iTerminal 6 UMC1820 Output AudioControl Interface Descriptor: bLength 90 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 10 bSourceID 2 bmaControls(0) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(1) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(2) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(3) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(4) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(5) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(6) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(7) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(8) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(9) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(10) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(11) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(12) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(13) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(14) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(15) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(16) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(17) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(18) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(19) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(20) 0x0000000f Mute Control (read/write) Volume Control (read/write) iFeature 0 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 20 wTerminalType 0x0301 Speaker bAssocTerminal 0 bSourceID 10 bCSourceID 40 bmControls 0x0000 iTerminal 0 AudioControl Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 1 wTerminalType 0x0201 Microphone bAssocTerminal 0 bCSourceID 40 bNrChannels 18 bmChannelConfig 0x00000000 iChannelNames 35 In 1 bmControls 0x0000 iTerminal 0 AudioControl Interface Descriptor: bLength 82 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 11 bSourceID 1 bmaControls(0) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(1) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(2) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(3) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(4) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(5) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(6) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(7) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(8) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(9) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(10) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(11) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(12) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(13) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(14) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(15) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(16) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(17) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(18) 0x0000000f Mute Control (read/write) Volume Control (read/write) iFeature 0 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 22 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 11 bCSourceID 40 bmControls 0x0000 iTerminal 7 UMC1820 Input Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0006 1x 6 bytes bInterval 8 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 4 UMC1820 Output Terminal Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 1 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 4 UMC1820 Output Terminal AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 2 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 20 bmChannelConfig 0x00000000 iChannelNames 15 Out 1 AudioStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bSubslotSize 3 bBitResolution 24 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x030c 1x 780 bytes bInterval 1 AudioStreaming Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 2 Decoded PCM samples wLockDelay 0x0008 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 5 UMC1820 Input Terminal Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 5 UMC1820 Input Terminal AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 22 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 18 bmChannelConfig 0x00000000 iChannelNames 35 In 1 AudioStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bSubslotSize 4 bBitResolution 24 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x03a8 1x 936 bytes bInterval 1 AudioStreaming Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 2 Decoded PCM samples wLockDelay 0x0008 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 1 Control Device bInterfaceProtocol 0 iInterface 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 1.00 wTotalLength 0x0009 bInCollection 1 baInterfaceNr(0) 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 4 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 3 MIDI Streaming bInterfaceProtocol 0 iInterface 0 MIDIStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 1.00 wTotalLength 0x0041 MIDIStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (MIDI_IN_JACK) bJackType 1 Embedded bJackID 1 iJack 0 MIDIStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (MIDI_IN_JACK) bJackType 2 External bJackID 2 iJack 14 UMC1820 MIDI In MIDIStreaming Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (MIDI_OUT_JACK) bJackType 1 Embedded bJackID 3 bNrInputPins 1 baSourceID( 0) 2 BaSourcePin( 0) 1 iJack 0 MIDIStreaming Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (MIDI_OUT_JACK) bJackType 2 External bJackID 4 bNrInputPins 1 baSourceID( 0) 1 BaSourcePin( 0) 1 iJack 13 UMC1820 MIDI Out Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 0 bRefresh 0 bSynchAddress 0 MIDIStreaming Endpoint Descriptor: bLength 5 bDescriptorType 37 bDescriptorSubtype 1 (GENERAL) bNumEmbMIDIJack 1 baAssocJackID( 0) 1 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 0 bRefresh 0 bSynchAddress 0 MIDIStreaming Endpoint Descriptor: bLength 5 bDescriptorType 37 bDescriptorSubtype 1 (GENERAL) bNumEmbMIDIJack 1 baAssocJackID( 0) 3 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 5 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 254 Application Specific Interface bInterfaceSubClass 1 Device Firmware Update bInterfaceProtocol 1 iInterface 12 UMC1820 DFU Device Firmware Upgrade Interface Descriptor: bLength 9 bDescriptorType 33 bmAttributes 7 Will Not Detach Manifestation Tolerant Upload Supported Download Supported wDetachTimeout 250 milliseconds wTransferSize 64 bytes bcdDFUVersion 1.10 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x0215 bNumInterfaces 6 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xc0 Self Powered MaxPower 0mA Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 0 bInterfaceCount 3 bFunctionClass 1 Audio bFunctionSubClass 0 bFunctionProtocol 32 iFunction 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 1 Control Device bInterfaceProtocol 32 iInterface 3 UMC1820 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 2.00 bCategory 8 wTotalLength 0x0111 bmControls 0x00 AudioControl Interface Descriptor: bLength 8 bDescriptorType 36 bDescriptorSubtype 10 (CLOCK_SOURCE) bClockID 41 bmAttributes 3 Internal programmable clock bmControls 0x07 Clock Frequency Control (read/write) Clock Validity Control (read-only) bAssocTerminal 0 iClockSource 9 Internal Clock AudioControl Interface Descriptor: bLength 8 bDescriptorType 36 bDescriptorSubtype 10 (CLOCK_SOURCE) bClockID 42 bmAttributes 0 External clock bmControls 0x07 Clock Frequency Control (read/write) Clock Validity Control (read-only) bAssocTerminal 0 iClockSource 10 Coaxial In SPDIF AudioControl Interface Descriptor: bLength 8 bDescriptorType 36 bDescriptorSubtype 10 (CLOCK_SOURCE) bClockID 43 bmAttributes 0 External clock bmControls 0x07 Clock Frequency Control (read/write) Clock Validity Control (read-only) bAssocTerminal 0 iClockSource 11 Optical In ADAT/SMUX AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 11 (CLOCK_SELECTOR) bClockID 40 bNrInPins 3 baCSourceID(0) 41 baCSourceID(1) 42 baCSourceID(2) 43 bmControls 0x03 Clock Selector Control (read/write) iClockSelector 8 UMC1820 Clock Selector AudioControl Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 2 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bCSourceID 40 bNrChannels 20 bmChannelConfig 0x00000000 iChannelNames 15 Out 1 bmControls 0x0000 iTerminal 6 UMC1820 Output AudioControl Interface Descriptor: bLength 90 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 10 bSourceID 2 bmaControls(0) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(1) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(2) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(3) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(4) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(5) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(6) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(7) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(8) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(9) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(10) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(11) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(12) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(13) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(14) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(15) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(16) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(17) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(18) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(19) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(20) 0x0000000f Mute Control (read/write) Volume Control (read/write) iFeature 0 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 20 wTerminalType 0x0301 Speaker bAssocTerminal 0 bSourceID 10 bCSourceID 40 bmControls 0x0000 iTerminal 0 AudioControl Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 1 wTerminalType 0x0201 Microphone bAssocTerminal 0 bCSourceID 40 bNrChannels 18 bmChannelConfig 0x00000000 iChannelNames 35 In 1 bmControls 0x0000 iTerminal 0 AudioControl Interface Descriptor: bLength 82 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 11 bSourceID 1 bmaControls(0) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(1) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(2) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(3) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(4) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(5) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(6) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(7) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(8) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(9) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(10) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(11) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(12) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(13) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(14) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(15) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(16) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(17) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(18) 0x0000000f Mute Control (read/write) Volume Control (read/write) iFeature 0 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 22 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 11 bCSourceID 40 bmControls 0x0000 iTerminal 7 UMC1820 Input Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0006 1x 6 bytes bInterval 8 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 4 UMC1820 Output Terminal Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 1 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 4 UMC1820 Output Terminal AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 2 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 20 bmChannelConfig 0x00000000 iChannelNames 15 Out 1 AudioStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bSubslotSize 3 bBitResolution 24 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x030c 1x 780 bytes bInterval 1 AudioStreaming Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 2 Decoded PCM samples wLockDelay 0x0008 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 5 UMC1820 Input Terminal Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 5 UMC1820 Input Terminal AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 22 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 18 bmChannelConfig 0x00000000 iChannelNames 35 In 1 AudioStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bSubslotSize 4 bBitResolution 24 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x03a8 1x 936 bytes bInterval 1 AudioStreaming Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 2 Decoded PCM samples wLockDelay 0x0008 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 1 Control Device bInterfaceProtocol 0 iInterface 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 1.00 wTotalLength 0x0009 bInCollection 1 baInterfaceNr(0) 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 4 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 3 MIDI Streaming bInterfaceProtocol 0 iInterface 0 MIDIStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 1.00 wTotalLength 0x0041 MIDIStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (MIDI_IN_JACK) bJackType 1 Embedded bJackID 1 iJack 0 MIDIStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (MIDI_IN_JACK) bJackType 2 External bJackID 2 iJack 14 UMC1820 MIDI In MIDIStreaming Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (MIDI_OUT_JACK) bJackType 1 Embedded bJackID 3 bNrInputPins 1 baSourceID( 0) 2 BaSourcePin( 0) 1 iJack 0 MIDIStreaming Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (MIDI_OUT_JACK) bJackType 2 External bJackID 4 bNrInputPins 1 baSourceID( 0) 1 BaSourcePin( 0) 1 iJack 13 UMC1820 MIDI Out Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 0 bRefresh 0 bSynchAddress 0 MIDIStreaming Endpoint Descriptor: bLength 5 bDescriptorType 37 bDescriptorSubtype 1 (GENERAL) bNumEmbMIDIJack 1 baAssocJackID( 0) 1 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 0 bRefresh 0 bSynchAddress 0 MIDIStreaming Endpoint Descriptor: bLength 5 bDescriptorType 37 bDescriptorSubtype 1 (GENERAL) bNumEmbMIDIJack 1 baAssocJackID( 0) 3 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 5 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 254 Application Specific Interface bInterfaceSubClass 1 Device Firmware Update bInterfaceProtocol 1 iInterface 12 UMC1820 DFU Device Firmware Upgrade Interface Descriptor: bLength 9 bDescriptorType 33 bmAttributes 7 Will Not Detach Manifestation Tolerant Upload Supported Download Supported wDetachTimeout 250 milliseconds wTransferSize 64 bytes bcdDFUVersion 1.10 Device Qualifier (for other device speed): bLength 10 bDescriptorType 6 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 bNumConfigurations 2 Device Status: 0x0001 Self Powered --endcollapse-- !!USB Stream information !!---------------------- --startcollapse-- BEHRINGER UMC1820 at usb-0000:00:14.0-2, high speed : USB Audio Playback: Status: Stop Interface 1 Altset 1 Format: S24_3LE Channels: 20 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 44100, 48000, 88200, 96000 Data packet interval: 125 us Bits: 24 Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 1 Implicit Feedback Mode: No Capture: Status: Stop Interface 2 Altset 1 Format: S32_LE Channels: 18 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 44100, 48000, 88200, 96000 Data packet interval: 125 us Bits: 24 --endcollapse-- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x13970503, ctrlif=3, ctlerr=0 Card: BEHRINGER UMC1820 at usb-0000:00:14.0-2, high speed USB Mixer: usb_id=0x13970503, ctrlif=0, ctlerr=0 Card: BEHRINGER UMC1820 at usb-0000:00:14.0-2, high speed Unit: 10 Control: name="UMC1820 Output Playback Volume", index=1 Info: id=10, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-32512, max=0, dBmin=-12700, dBmax=0 Unit: 10 Control: name="UMC1820 Output Playback Volume", index=0 Info: id=10, control=2, cmask=0xfffff, channels=16, type="S16" Volume: min=-32512, max=0, dBmin=-12700, dBmax=0 Unit: 10 Control: name="UMC1820 Output Playback Switch", index=1 Info: id=10, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 10 Control: name="UMC1820 Output Playback Switch", index=0 Info: id=10, control=1, cmask=0xfffff, channels=16, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 11 Control: name="Mic Capture Volume", index=1 Info: id=11, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-32512, max=0, dBmin=-12700, dBmax=0 Unit: 11 Control: name="Mic Capture Volume", index=0 Info: id=11, control=2, cmask=0x3ffff, channels=16, type="S16" Volume: min=-32512, max=0, dBmin=-12700, dBmax=0 Unit: 11 Control: name="Mic Capture Switch", index=1 Info: id=11, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 11 Control: name="Mic Capture Switch", index=0 Info: id=11, control=1, cmask=0x3ffff, channels=16, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 40 Control: name="UMC1820 Clock Selector Clock Source", index=0 Info: id=40, control=1, cmask=0x0, channels=1, type="U8" Volume: min=1, max=3, dBmin=0, dBmax=0 Unit: 41 Control: name="Internal Clock Validity", index=0 Info: id=41, control=2, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 42 Control: name="Coaxial In SPDIF Validity", index=0 Info: id=42, control=2, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 43 Control: name="Optical In ADAT/SMUX Validity", index=0 Info: id=43, control=2, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw----. 1 root audio 116, 5 Oct 1 12:00 /dev/snd/controlC0 crw-rw----. 1 root audio 116, 4 Oct 1 12:00 /dev/snd/midiC0D0 crw-rw----. 1 root audio 116, 3 Oct 1 15:06 /dev/snd/pcmC0D0c crw-rw----. 1 root audio 116, 2 Oct 1 12:00 /dev/snd/pcmC0D0p crw-rw----. 1 root audio 116, 1 Oct 1 12:00 /dev/snd/seq crw-rw----. 1 root audio 116, 33 Oct 1 12:00 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x. 2 root root 60 Oct 1 12:00 . drwxr-xr-x. 4 root root 200 Oct 1 12:00 .. lrwxrwxrwx. 1 root root 12 Oct 1 12:00 usb-BEHRINGER_UMC1820_051163FB-00 -> ../controlC0 /dev/snd/by-path: total 0 drwxr-xr-x. 2 root root 60 Oct 1 12:00 . drwxr-xr-x. 4 root root 200 Oct 1 12:00 .. lrwxrwxrwx. 1 root root 12 Oct 1 12:00 pci-0000:00:14.0-usb-0:2:1.0 -> ../controlC0 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) # # Place your global alsa-lib configuration here... # #defaults.pcm.card 0 #defaults.ctl.card 0 #pcm.!default { #} !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: UMC1820 [UMC1820], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: UMC1820 [UMC1820], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card UMC1820 Card sysdefault:0 'UMC1820'/'BEHRINGER UMC1820 at usb-0000:00:14.0-2, high speed' Mixer name : 'USB Mixer' Components : 'USB1397:0503' Controls : 12 Simple ctrls : 5 Simple mixer control 'Mic',0 Capabilities: cvolume cswitch Capture channels: Front Left - Front Right - Rear Left - Rear Right - Front Center - Woofer - Side Left - Side Right - Rear Center - ? - ? - ? - ? - ? - ? - ? Limits: Capture 0 - 127 Front Left: Capture 127 [100%] [0.00dB] [on] Front Right: Capture 127 [100%] [0.00dB] [on] Rear Left: Capture 127 [100%] [0.00dB] [on] Rear Right: Capture 127 [100%] [0.00dB] [on] Front Center: Capture 127 [100%] [0.00dB] [on] Woofer: Capture 127 [100%] [0.00dB] [on] Side Left: Capture 127 [100%] [0.00dB] [on] Side Right: Capture 127 [100%] [0.00dB] [on] Rear Center: Capture 127 [100%] [0.00dB] [on] ?: Capture 127 [100%] [0.00dB] [on] ?: Capture 0 [0%] [-127.00dB] [off] ?: Capture 0 [0%] [-127.00dB] [off] ?: Capture 0 [0%] [-127.00dB] [off] ?: Capture 0 [0%] [-127.00dB] [off] ?: Capture 0 [0%] [-127.00dB] [off] ?: Capture 0 [0%] [-127.00dB] [off] Simple mixer control 'Mic',1 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 127 Mono: Capture 127 [100%] [0.00dB] [on] Simple mixer control 'UMC1820 Clock Selector Clock Source',0 Capabilities: enum Items: 'Internal Clock' 'Coaxial In SPDIF' 'Optical In ADAT/SMUX' Item0: 'Internal Clock' Simple mixer control 'UMC1820 Output',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right - Rear Left - Rear Right - Front Center - Woofer - Side Left - Side Right - Rear Center - ? - ? - ? - ? - ? - ? - ? Limits: Playback 0 - 127 Mono: Front Left: Playback 127 [100%] [0.00dB] [on] Front Right: Playback 127 [100%] [0.00dB] [on] Rear Left: Playback 127 [100%] [0.00dB] [on] Rear Right: Playback 127 [100%] [0.00dB] [on] Front Center: Playback 127 [100%] [0.00dB] [on] Woofer: Playback 127 [100%] [0.00dB] [on] Side Left: Playback 127 [100%] [0.00dB] [on] Side Right: Playback 127 [100%] [0.00dB] [on] Rear Center: Playback 127 [100%] [0.00dB] [on] ?: Playback 127 [100%] [0.00dB] [on] ?: Playback 127 [100%] [0.00dB] [on] ?: Playback 127 [100%] [0.00dB] [on] ?: Playback 0 [0%] [-127.00dB] [off] ?: Playback 0 [0%] [-127.00dB] [off] ?: Playback 0 [0%] [-127.00dB] [off] ?: Playback 0 [0%] [-127.00dB] [off] Simple mixer control 'UMC1820 Output',1 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback 0 - 127 Mono: Playback 127 [100%] [0.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.UMC1820 { control.1 { iface MIXER name 'UMC1820 Output Playback Switch' value.0 true value.1 true value.2 true value.3 true value.4 true value.5 true value.6 true value.7 true value.8 true value.9 true value.10 true value.11 true value.12 false value.13 false value.14 false value.15 false comment { access 'read write' type BOOLEAN count 16 } } control.2 { iface MIXER name 'UMC1820 Output Playback Switch' index 1 value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'UMC1820 Output Playback Volume' value.0 127 value.1 127 value.2 127 value.3 127 value.4 127 value.5 127 value.6 127 value.7 127 value.8 127 value.9 127 value.10 127 value.11 127 value.12 0 value.13 0 value.14 0 value.15 0 comment { access 'read write' type INTEGER count 16 range '0 - 127' dbmin -12700 dbmax 0 dbvalue.0 0 dbvalue.1 0 dbvalue.2 0 dbvalue.3 0 dbvalue.4 0 dbvalue.5 0 dbvalue.6 0 dbvalue.7 0 dbvalue.8 0 dbvalue.9 0 dbvalue.10 0 dbvalue.11 0 dbvalue.12 -12700 dbvalue.13 -12700 dbvalue.14 -12700 dbvalue.15 -12700 } } control.4 { iface MIXER name 'UMC1820 Output Playback Volume' index 1 value 127 comment { access 'read write' type INTEGER count 1 range '0 - 127' dbmin -12700 dbmax 0 dbvalue.0 0 } } control.5 { iface CARD name 'Internal Clock Validity' value true comment { access read type BOOLEAN count 1 } } control.6 { iface CARD name 'Coaxial In SPDIF Validity' value true comment { access read type BOOLEAN count 1 } } control.7 { iface CARD name 'Optical In ADAT/SMUX Validity' value false comment { access read type BOOLEAN count 1 } } control.8 { iface MIXER name 'UMC1820 Clock Selector Clock Source' value 'Internal Clock' comment { access 'read write' type ENUMERATED count 1 item.0 'Internal Clock' item.1 'Coaxial In SPDIF' item.2 'Optical In ADAT/SMUX' } } control.9 { iface MIXER name 'Mic Capture Switch' value.0 true value.1 true value.2 true value.3 true value.4 true value.5 true value.6 true value.7 true value.8 true value.9 true value.10 false value.11 false value.12 false value.13 false value.14 false value.15 false comment { access 'read write' type BOOLEAN count 16 } } control.10 { iface MIXER name 'Mic Capture Switch' index 1 value true comment { access 'read write' type BOOLEAN count 1 } } control.11 { iface MIXER name 'Mic Capture Volume' value.0 127 value.1 127 value.2 127 value.3 127 value.4 127 value.5 127 value.6 127 value.7 127 value.8 127 value.9 127 value.10 0 value.11 0 value.12 0 value.13 0 value.14 0 value.15 0 comment { access 'read write' type INTEGER count 16 range '0 - 127' dbmin -12700 dbmax 0 dbvalue.0 0 dbvalue.1 0 dbvalue.2 0 dbvalue.3 0 dbvalue.4 0 dbvalue.5 0 dbvalue.6 0 dbvalue.7 0 dbvalue.8 0 dbvalue.9 0 dbvalue.10 -12700 dbvalue.11 -12700 dbvalue.12 -12700 dbvalue.13 -12700 dbvalue.14 -12700 dbvalue.15 -12700 } } control.12 { iface MIXER name 'Mic Capture Volume' index 1 value 127 comment { access 'read write' type INTEGER count 1 range '0 - 127' dbmin -12700 dbmax 0 dbvalue.0 0 } } } --endcollapse-- !!All Loaded Modules !!------------------ acpi_pad acpi_thermal_rel binfmt_misc bluetooth btbcm btintel btmtk btrtl btusb cec cfg80211 coretemp crc32_pclmul crc32c_intel crct10dif_pclmul dcdbas dell_laptop dell_rbtn dell_smbios dell_smm_hwmon dell_wmi dell_wmi_descriptor dell_wmi_sysman dm_log dm_mirror dm_mod dm_region_hash drm drm_buddy drm_display_helper drm_kms_helper e1000e fat fb_sys_fops firmware_attributes_class fuse ghash_clmulni_intel hid_multitouch i2c_algo_bit i2c_designware_core i2c_designware_platform i2c_hid i2c_hid_acpi i2c_i801 i2c_smbus i915 iTCO_vendor_support iTCO_wdt idma64 int3400_thermal int3403_thermal int340x_thermal_zone intel_cstate intel_gtt intel_hid intel_lpss intel_lpss_acpi intel_lpss_pci intel_pch_thermal intel_pmc_core intel_powerclamp intel_rapl_common intel_rapl_msr intel_soc_dts_iosf intel_uncore intel_wmi_thunderbolt intel_xhci_usb_role_switch ip_set irqbypass iwlmvm iwlwifi joydev kvm kvm_intel ledtrig_audio libarc4 libcrc32c mac80211 mc mei mei_me mei_wdt mmc_core nf_conntrack nf_defrag_ipv4 nf_defrag_ipv6 nf_nat nf_reject_ipv4 nf_reject_ipv6 nf_tables nfnetlink nft_chain_nat nft_ct nft_fib nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_reject nft_reject_inet nvme nvme_common nvme_core processor_thermal_device processor_thermal_device_pci_legacy processor_thermal_mbox processor_thermal_rapl processor_thermal_rfim rapl rfkill rtsx_pci rtsx_pci_sdmmc serio_raw snd snd_hwdep snd_pcm snd_rawmidi snd_seq snd_seq_device snd_seq_midi snd_seq_midi_event snd_timer snd_usb_audio snd_usbmidi_lib soundcore sparse_keymap syscopyarea sysfillrect sysimgblt t10_pi tls ttm uvcvideo vfat video videobuf2_common videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev wmi wmi_bmof x86_pkg_temp_thermal xfs !!ALSA/HDA dmesg !!-------------- [ 0.153863] ACPI: Added _OSI(Linux-Dell-Video) [ 0.153863] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 0.153863] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) -- [ 4.168341] usbcore: registered new interface driver uvcvideo [ 4.170005] usbcore: registered new interface driver snd-usb-audio [ 4.186503] iwlwifi 0000:02:00.0: Detected Intel(R) Dual Band Wireless AC 8265, REV=0x230 !!Packages installed !!-------------------- alsa-lib-1.2.8-3.el9.x86_64 alsa-utils-1.2.8-1.el9.x86_64 alsa-lib-devel-1.2.8-3.el9.x86_64