!!################################ !!ALSA Information Script v 0.5.1 !!################################ !!Script ran on: Thu May 29 19:06:53 UTC 2025 !!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: 6.12.25 rpt-rpi-v8 Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.12.25 rpt-rpi-v8 Library version: 1.2.8 Utilities version: 1.2.8 !!Loaded ALSA modules !!------------------- vc4 (card 0) vc4 (card 1) snd_bcm2835 (card 2) snd_usb_audio (card 3) !!Sound Servers on this system !!---------------------------- PipeWire: Installed - Yes (/usr/bin/pipewire) Running - Yes Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [vc4hdmi0 ]: vc4-hdmi - vc4-hdmi-0 vc4-hdmi-0 1 [vc4hdmi1 ]: vc4-hdmi - vc4-hdmi-1 vc4-hdmi-1 2 [Headphones ]: bcm2835_headpho - bcm2835 Headphones bcm2835 Headphones 3 [X4 ]: USB-Audio - Sound Blaster X4 Creative Technology Ltd Sound Blaster X4 at usb-0000:01:00.0-1.1, high speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_bcm2835: enable_headphones=0 snd_bcm2835: enable_headphones=1 snd_bcm2835: enable_hdmi=1 snd_bcm2835: enable_hdmi=0 !!Loaded sound module options !!--------------------------- !!Module: vc4 fkms_max_refresh_rate : 85 force_hotplug : 0 tv_norm : !!Module: vc4 fkms_max_refresh_rate : 85 force_hotplug : 0 tv_norm : !!Module: snd_bcm2835 enable_hdmi : N enable_headphones : Y force_bulk : N num_channels : 8 !!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/platform/drivers/vc4_hdmi Tree: /sys/class/sound/card0 |-- controlC0 | |-- dev | |-- device -> ../../card0 | |-- power | |-- subsystem -> ../../../../../../../class/sound | `-- uevent |-- device -> ../../../fef00700.hdmi |-- id |-- input1 | |-- capabilities | |-- device -> ../../card0 | |-- event1 | |-- id | |-- inhibited | |-- modalias | |-- name | |-- phys | |-- power | |-- properties | |-- subsystem -> ../../../../../../../class/input | |-- uevent | `-- uniq |-- number |-- pcmC0D0p | |-- dev | |-- device -> ../../card0 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../class/sound | `-- uevent |-- power | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_time | |-- runtime_status | `-- runtime_suspended_time |-- subsystem -> ../../../../../../class/sound `-- uevent !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/vc4_hdmi Tree: /sys/class/sound/card1 |-- controlC1 | |-- dev | |-- device -> ../../card1 | |-- power | |-- subsystem -> ../../../../../../../class/sound | `-- uevent |-- device -> ../../../fef05700.hdmi |-- id |-- input3 | |-- capabilities | |-- device -> ../../card1 | |-- event3 | |-- id | |-- inhibited | |-- modalias | |-- name | |-- phys | |-- power | |-- properties | |-- subsystem -> ../../../../../../../class/input | |-- uevent | `-- uniq |-- number |-- pcmC1D0p | |-- dev | |-- device -> ../../card1 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../class/sound | `-- uevent |-- power | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_time | |-- runtime_status | `-- runtime_suspended_time |-- subsystem -> ../../../../../../class/sound `-- uevent !!Card: /sys/class/sound/card2 Driver: /sys/bus/vchiq-bus/drivers/bcm2835-audio Tree: /sys/class/sound/card2 |-- controlC2 | |-- dev | |-- device -> ../../card2 | |-- power | |-- subsystem -> ../../../../../../../../class/sound | `-- uevent |-- device -> ../../../bcm2835-audio |-- id |-- number |-- pcmC2D0p | |-- dev | |-- device -> ../../card2 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../class/sound | `-- uevent |-- power | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_time | |-- runtime_status | `-- runtime_suspended_time |-- subsystem -> ../../../../../../../class/sound `-- uevent !!Card: /sys/class/sound/card3 Driver: /sys/bus/usb/drivers/snd-usb-audio Tree: /sys/class/sound/card3 |-- controlC3 | |-- dev | |-- device -> ../../card3 | |-- power | |-- subsystem -> ../../../../../../../../../../../../../../class/sound | `-- uevent |-- device -> ../../../1-1.1:1.3 |-- id |-- number |-- pcmC3D0c | |-- dev | |-- device -> ../../card3 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../../../../../../../class/sound | `-- uevent |-- pcmC3D0p | |-- dev | |-- device -> ../../card3 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../../../../../../../class/sound | `-- uevent |-- pcmC3D1p | |-- dev | |-- device -> ../../card3 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../../../../../../../class/sound | `-- uevent |-- pcmC3D2p | |-- dev | |-- device -> ../../card3 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../../../../../../../class/sound | `-- uevent |-- power | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_time | |-- runtime_status | `-- runtime_suspended_time |-- subsystem -> ../../../../../../../../../../../../../class/sound `-- uevent !!USB Descriptors !!--------------- --startcollapse-- Bus 001 Device 008: ID 041e:3278 Creative Technology, Ltd Sound Blaster X4 Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 idVendor 0x041e Creative Technology, Ltd idProduct 0x3278 bcdDevice 10.50 iManufacturer 1 Creative Technology Ltd iProduct 2 Sound Blaster X4 iSerial 9 6FB801602528734E bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x0477 bNumInterfaces 7 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 100mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 0 bInterfaceProtocol 0 iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.10 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 83 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x86 EP 6 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 6 Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 1 bInterfaceCount 2 bFunctionClass 2 Communications bFunctionSubClass 2 Abstract (modem) bFunctionProtocol 0 iFunction 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 2 Communications bInterfaceSubClass 2 Abstract (modem) bInterfaceProtocol 0 iInterface 0 CDC Header: bcdCDC 1.10 CDC ACM: bmCapabilities 0x02 line coding and serial state CDC Union: bMasterInterface 1 bSlaveInterface 2 CDC Call Management: bmCapabilities 0x00 bDataInterface 2 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x87 EP 7 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0008 1x 8 bytes bInterval 6 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 10 CDC Data bInterfaceSubClass 0 bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x03 EP 3 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0100 1x 256 bytes bInterval 0 Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 3 bInterfaceCount 4 bFunctionClass 1 Audio bFunctionSubClass 0 bFunctionProtocol 32 iFunction 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 1 Control Device bInterfaceProtocol 32 iInterface 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 2.00 bCategory 8 wTotalLength 0x01a7 bmControls 0x00 AudioControl Interface Descriptor: bLength 8 bDescriptorType 36 bDescriptorSubtype 10 (CLOCK_SOURCE) bClockID 33 bmAttributes 3 Internal programmable clock bmControls 0x07 Clock Frequency Control (read/write) Clock Validity Control (read-only) bAssocTerminal 0 iClockSource 0 AudioControl Interface Descriptor: bLength 8 bDescriptorType 36 bDescriptorSubtype 11 (CLOCK_SELECTOR) bClockID 34 bNrInPins 1 baCSourceID(0) 33 bmControls 0x03 Clock Selector Control (read/write) iClockSelector 0 AudioControl Interface Descriptor: bLength 8 bDescriptorType 36 bDescriptorSubtype 10 (CLOCK_SOURCE) bClockID 37 bmAttributes 3 Internal programmable clock bmControls 0x07 Clock Frequency Control (read/write) Clock Validity Control (read-only) bAssocTerminal 0 iClockSource 0 AudioControl Interface Descriptor: bLength 8 bDescriptorType 36 bDescriptorSubtype 11 (CLOCK_SELECTOR) bClockID 38 bNrInPins 1 baCSourceID(0) 37 bmControls 0x03 Clock Selector Control (read/write) iClockSelector 0 AudioControl Interface Descriptor: bLength 8 bDescriptorType 36 bDescriptorSubtype 10 (CLOCK_SOURCE) bClockID 35 bmAttributes 3 Internal programmable clock bmControls 0x07 Clock Frequency Control (read/write) Clock Validity Control (read-only) bAssocTerminal 0 iClockSource 0 AudioControl Interface Descriptor: bLength 8 bDescriptorType 36 bDescriptorSubtype 11 (CLOCK_SELECTOR) bClockID 36 bNrInPins 1 baCSourceID(0) 35 bmControls 0x03 Clock Selector Control (read/write) iClockSelector 0 AudioControl Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 3 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bCSourceID 34 bNrChannels 8 bmChannelConfig 0x0000063f Front Left (FL) Front Right (FR) Front Center (FC) Low Frequency Effects (LFE) Back Left (BL) Back Right (BR) Side Left (SL) Side Right (SR) iChannelNames 0 bmControls 0x0000 iTerminal 0 AudioControl Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 17 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bCSourceID 36 bNrChannels 2 bmChannelConfig 0x00000003 Front Left (FL) Front Right (FR) iChannelNames 0 bmControls 0x0000 iTerminal 0 AudioControl Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 4 wTerminalType 0x0201 Microphone bAssocTerminal 0 bCSourceID 38 bNrChannels 2 bmChannelConfig 0x00000003 Front Left (FL) Front Right (FR) iChannelNames 0 bmControls 0x0000 iTerminal 6 AudioControl Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 24 wTerminalType 0x0603 Line Connector bAssocTerminal 0 bCSourceID 38 bNrChannels 2 bmChannelConfig 0x00000003 Front Left (FL) Front Right (FR) iChannelNames 0 bmControls 0x0000 iTerminal 11 AudioControl Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 18 wTerminalType 0x0602 Digital Audio Interface bAssocTerminal 0 bCSourceID 38 bNrChannels 2 bmChannelConfig 0x00000003 Front Left (FL) Front Right (FR) iChannelNames 0 bmControls 0x0000 iTerminal 10 AudioControl Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 19 wTerminalType 0x0605 SPDIF interface bAssocTerminal 0 bCSourceID 38 bNrChannels 2 bmChannelConfig 0x00000003 Front Left (FL) Front Right (FR) iChannelNames 0 bmControls 0x0000 iTerminal 12 AudioControl Interface Descriptor: bLength 42 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 1 bSourceID 7 bmaControls(0) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(1) 0x0000000c Volume Control (read/write) bmaControls(2) 0x0000000c Volume Control (read/write) bmaControls(3) 0x0000000c Volume Control (read/write) bmaControls(4) 0x0000000c Volume Control (read/write) bmaControls(5) 0x0000000c Volume Control (read/write) bmaControls(6) 0x0000000c Volume Control (read/write) bmaControls(7) 0x0000000c Volume Control (read/write) bmaControls(8) 0x0000000c Volume Control (read/write) iFeature 0 AudioControl Interface Descriptor: bLength 18 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 2 bSourceID 4 bmaControls(0) 0x0000300f Mute Control (read/write) Volume Control (read/write) Automatic Gain Control (read/write) bmaControls(1) 0x0000000c Volume Control (read/write) bmaControls(2) 0x0000000c Volume Control (read/write) iFeature 0 AudioControl Interface Descriptor: bLength 18 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 25 bSourceID 24 bmaControls(0) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(1) 0x0000000c Volume Control (read/write) bmaControls(2) 0x0000000c Volume Control (read/write) iFeature 0 AudioControl Interface Descriptor: bLength 18 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 23 bSourceID 18 bmaControls(0) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(1) 0x0000000c Volume Control (read/write) bmaControls(2) 0x0000000c Volume Control (read/write) iFeature 0 AudioControl Interface Descriptor: bLength 18 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 8 bSourceID 19 bmaControls(0) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(1) 0x0000000c Volume Control (read/write) bmaControls(2) 0x0000000c Volume Control (read/write) iFeature 0 AudioControl Interface Descriptor: bLength 18 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 11 bSourceID 24 bmaControls(0) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(1) 0x0000000c Volume Control (read/write) bmaControls(2) 0x0000000c Volume Control (read/write) iFeature 13 AudioControl Interface Descriptor: bLength 18 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 13 bSourceID 4 bmaControls(0) 0x0000300f Mute Control (read/write) Volume Control (read/write) Automatic Gain Control (read/write) bmaControls(1) 0x0000000c Volume Control (read/write) bmaControls(2) 0x0000000c Volume Control (read/write) iFeature 14 AudioControl Interface Descriptor: bLength 18 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 12 bSourceID 19 bmaControls(0) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(1) 0x0000000c Volume Control (read/write) bmaControls(2) 0x0000000c Volume Control (read/write) iFeature 15 AudioControl Interface Descriptor: bLength 18 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 14 bSourceID 17 bmaControls(0) 0x0000000f Mute Control (read/write) Volume Control (read/write) bmaControls(1) 0x0000000c Volume Control (read/write) bmaControls(2) 0x0000000c Volume Control (read/write) iFeature 16 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 5 wTerminalType 0x0301 Speaker bAssocTerminal 0 bSourceID 1 bCSourceID 34 bmControls 0x0000 iTerminal 7 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 20 wTerminalType 0x0605 SPDIF interface bAssocTerminal 0 bSourceID 14 bCSourceID 36 bmControls 0x0000 iTerminal 8 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 6 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 26 bCSourceID 38 bmControls 0x0000 iTerminal 0 AudioControl Interface Descriptor: bLength 31 bDescriptorType 36 bDescriptorSubtype 4 (MIXER_UNIT) bUnitID 7 bNrInPins 4 baSourceID(0) 3 baSourceID(1) 12 baSourceID(2) 13 baSourceID(3) 11 bNrChannels 8 bmChannelConfig 0x0000063f Front Left (FL) Front Right (FR) Front Center (FC) Low Frequency Effects (LFE) Back Left (BL) Back Right (BR) Side Left (SL) Side Right (SR) iChannelNames 0 bmMixerControls(0) 0x00 bmControls 0x00 iMixer 0 Warning: Junk at end of descriptor (13 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 AudioControl Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 5 (SELECTOR_UNIT) bUnitID 26 bNrInPins 4 baSourceID(0) 2 baSourceID(1) 23 baSourceID(2) 25 baSourceID(3) 8 bmControls 0x03 Selector Control (read/write) iSelector 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0006 1x 6 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 4 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 3 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 4 bAlternateSetting 1 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 3 AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 3 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 2 bmChannelConfig 0x00000003 Front Left (FL) Front Right (FR) iChannelNames 0 AudioStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bSubslotSize 2 bBitResolution 16 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0070 1x 112 bytes bInterval 1 AudioStreaming Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 3 wLockDelay 0x0008 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 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 4 bAlternateSetting 2 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 3 AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 3 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 6 bmChannelConfig 0x0000003f Front Left (FL) Front Right (FR) Front Center (FC) Low Frequency Effects (LFE) Back Left (BL) Back Right (BR) iChannelNames 0 AudioStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bSubslotSize 2 bBitResolution 16 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0150 1x 336 bytes bInterval 1 AudioStreaming Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 3 wLockDelay 0x0008 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 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 4 bAlternateSetting 3 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 3 AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 3 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 8 bmChannelConfig 0x0000063f Front Left (FL) Front Right (FR) Front Center (FC) Low Frequency Effects (LFE) Back Left (BL) Back Right (BR) Side Left (SL) Side Right (SR) iChannelNames 0 AudioStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bSubslotSize 2 bBitResolution 16 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x01c0 1x 448 bytes bInterval 1 AudioStreaming Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 3 wLockDelay 0x0008 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 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 4 bAlternateSetting 4 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 3 AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 3 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 2 bmChannelConfig 0x00000003 Front Left (FL) Front Right (FR) iChannelNames 0 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 0x00a8 1x 168 bytes bInterval 1 AudioStreaming Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 3 wLockDelay 0x0008 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 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 4 bAlternateSetting 5 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 3 AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 3 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 6 bmChannelConfig 0x0000003f Front Left (FL) Front Right (FR) Front Center (FC) Low Frequency Effects (LFE) Back Left (BL) Back Right (BR) iChannelNames 0 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 0x01f8 1x 504 bytes bInterval 1 AudioStreaming Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 3 wLockDelay 0x0008 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 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 4 bAlternateSetting 6 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 3 AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 3 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 8 bmChannelConfig 0x0000063f Front Left (FL) Front Right (FR) Front Center (FC) Low Frequency Effects (LFE) Back Left (BL) Back Right (BR) Side Left (SL) Side Right (SR) iChannelNames 0 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 0x02a0 1x 672 bytes bInterval 1 AudioStreaming Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 3 wLockDelay 0x0008 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 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 5 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 5 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 4 AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 6 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 2 bmChannelConfig 0x00000003 Front Left (FL) Front Right (FR) iChannelNames 0 AudioStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bSubslotSize 2 bBitResolution 16 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x0100 1x 256 bytes bInterval 3 AudioStreaming Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 3 wLockDelay 0x0008 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 5 bAlternateSetting 2 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 4 AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 6 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 2 bmChannelConfig 0x00000003 Front Left (FL) Front Right (FR) iChannelNames 0 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 0x81 EP 1 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x0180 1x 384 bytes bInterval 3 AudioStreaming Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 3 wLockDelay 0x0008 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 6 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 5 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 6 bAlternateSetting 1 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 5 AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 17 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 2 bmChannelConfig 0x00000003 Front Left (FL) Front Right (FR) iChannelNames 0 AudioStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bSubslotSize 2 bBitResolution 16 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0070 1x 112 bytes bInterval 1 AudioStreaming Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 3 wLockDelay 0x0008 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x85 EP 5 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 6 bAlternateSetting 2 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 5 AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 17 bmControls 0x00 bFormatType 3 bmFormats 0x00000001 PCM bNrChannels 2 bmChannelConfig 0x00000003 Front Left (FL) Front Right (FR) iChannelNames 0 AudioStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 3 (FORMAT_TYPE_III) bSubslotSize 2 bBitResolution 16 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0028 1x 40 bytes bInterval 1 AudioStreaming Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 3 wLockDelay 0x0008 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x85 EP 5 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 6 bAlternateSetting 3 bNumEndpoints 2 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 5 AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 17 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 2 bmChannelConfig 0x00000003 Front Left (FL) Front Right (FR) iChannelNames 0 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 0x02 EP 2 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x00a8 1x 168 bytes bInterval 1 AudioStreaming Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 3 wLockDelay 0x0008 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x85 EP 5 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 --endcollapse-- !!USB Stream information !!---------------------- --startcollapse-- Creative Technology Ltd Sound Blaster X4 at usb-0000:01:00.0-1.1, high speed : USB Audio Playback: Status: Running Interface = 4 Altset = 4 Packet Size = 54 Momentary freq = 48000 Hz (0x6.0000) Feedback Format = 16.16 Interface 4 Altset 1 Format: S16_LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000, 96000, 192000 Data packet interval: 125 us Bits: 16 Channel map: FL FR Sync Endpoint: 0x83 (3 IN) Sync EP Interface: 4 Sync EP Altset: 1 Implicit Feedback Mode: No Interface 4 Altset 2 Format: S16_LE Channels: 6 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000, 96000, 192000 Data packet interval: 125 us Bits: 16 Channel map: FL FR FC LFE RL RR Sync Endpoint: 0x83 (3 IN) Sync EP Interface: 4 Sync EP Altset: 2 Implicit Feedback Mode: No Interface 4 Altset 3 Format: S16_LE Channels: 8 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000, 96000, 192000 Data packet interval: 125 us Bits: 16 Channel map: FL FR FC LFE RL RR SL SR Sync Endpoint: 0x83 (3 IN) Sync EP Interface: 4 Sync EP Altset: 3 Implicit Feedback Mode: No Interface 4 Altset 4 Format: S24_3LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000, 96000, 192000 Data packet interval: 125 us Bits: 24 Channel map: FL FR Sync Endpoint: 0x83 (3 IN) Sync EP Interface: 4 Sync EP Altset: 4 Implicit Feedback Mode: No Interface 4 Altset 5 Format: S24_3LE Channels: 6 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000, 96000, 192000 Data packet interval: 125 us Bits: 24 Channel map: FL FR FC LFE RL RR Sync Endpoint: 0x83 (3 IN) Sync EP Interface: 4 Sync EP Altset: 5 Implicit Feedback Mode: No Interface 4 Altset 6 Format: S24_3LE Channels: 8 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000, 96000, 192000 Data packet interval: 125 us Bits: 24 Channel map: FL FR FC LFE RL RR SL SR Sync Endpoint: 0x83 (3 IN) Sync EP Interface: 4 Sync EP Altset: 6 Implicit Feedback Mode: No Capture: Status: Running Interface = 5 Altset = 2 Packet Size = 216 Momentary freq = 48000 Hz (0x6.0000) Interface 5 Altset 1 Format: S16_LE Channels: 2 Endpoint: 0x81 (1 IN) (ASYNC) Rates: 48000, 96000 Data packet interval: 500 us Bits: 16 Channel map: FL FR Interface 5 Altset 2 Format: S24_3LE Channels: 2 Endpoint: 0x81 (1 IN) (ASYNC) Rates: 48000, 96000 Data packet interval: 500 us Bits: 24 Channel map: FL FR Creative Technology Ltd Sound Blaster X4 at usb-0000:01:00.0-1.1, high speed : USB Audio #1 Playback: Status: Stop Interface 6 Altset 1 Format: S16_LE Channels: 2 Endpoint: 0x02 (2 OUT) (ASYNC) Rates: 48000, 96000, 192000 Data packet interval: 125 us Bits: 16 Channel map: FL FR Sync Endpoint: 0x85 (5 IN) Sync EP Interface: 6 Sync EP Altset: 1 Implicit Feedback Mode: No Interface 6 Altset 3 Format: S24_3LE Channels: 2 Endpoint: 0x02 (2 OUT) (ASYNC) Rates: 48000, 96000, 192000 Data packet interval: 125 us Bits: 24 Channel map: FL FR Sync Endpoint: 0x85 (5 IN) Sync EP Interface: 6 Sync EP Altset: 3 Implicit Feedback Mode: No Creative Technology Ltd Sound Blaster X4 at usb-0000:01:00.0-1.1, high speed : USB Audio #2 Playback: Status: Stop Interface 6 Altset 2 Format: S16_LE Channels: 2 Endpoint: 0x02 (2 OUT) (ASYNC) Rates: 48000, 96000, 192000 Data packet interval: 125 us Bits: 0 Channel map: FL FR Sync Endpoint: 0x85 (5 IN) Sync EP Interface: 6 Sync EP Altset: 2 Implicit Feedback Mode: No --endcollapse-- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x041e3278, ctrlif=3, ctlerr=0 Card: Creative Technology Ltd Sound Blaster X4 at usb-0000:01:00.0-1.1, high speed Unit: 1 Control: name="Speaker Playback Volume", index=1 Info: id=1, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-20493, max=0, dBmin=-8005, dBmax=0 Unit: 1 Control: name="Speaker Playback Volume", index=0 Info: id=1, control=2, cmask=0xff, channels=8, type="S16" Volume: min=-20493, max=0, dBmin=-8005, dBmax=0 Unit: 1 Control: name="Speaker Playback Switch", index=0 Info: id=1, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 2 Control: name="Auto Gain Control", index=0 Info: id=2, control=7, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 2 Control: name="Microphone Capture Volume", index=1 Info: id=2, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-24576, max=2304, dBmin=-9600, dBmax=900 Unit: 2 Control: name="Microphone Capture Volume", index=0 Info: id=2, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-24576, max=2304, dBmin=-9600, dBmax=900 Unit: 2 Control: name="Microphone Capture Switch", index=0 Info: id=2, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 8 Control: name="SPDIF In Capture Volume", index=1 Info: id=8, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-20493, max=0, dBmin=-8005, dBmax=0 Unit: 8 Control: name="SPDIF In Capture Volume", index=0 Info: id=8, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-20493, max=0, dBmin=-8005, dBmax=0 Unit: 8 Control: name="SPDIF In Capture Switch", index=0 Info: id=8, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 11 Control: name="Aux In Playback Volume", index=1 Info: id=11, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-24576, max=2304, dBmin=-9600, dBmax=900 Unit: 11 Control: name="Aux In Playback Volume", index=0 Info: id=11, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-24576, max=2304, dBmin=-9600, dBmax=900 Unit: 11 Control: name="Aux In Playback Switch", index=0 Info: id=11, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 12 Control: name="SPDIF In Playback Volume", index=1 Info: id=12, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-20493, max=0, dBmin=-8005, dBmax=0 Unit: 12 Control: name="SPDIF In Playback Volume", index=0 Info: id=12, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-20493, max=0, dBmin=-8005, dBmax=0 Unit: 12 Control: name="SPDIF In Playback Switch", index=0 Info: id=12, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 13 Control: name="Microphone", index=0 Info: id=13, control=7, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 13 Control: name="Microphone Playback Volume", index=1 Info: id=13, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-24576, max=2304, dBmin=-9600, dBmax=900 Unit: 13 Control: name="Microphone Playback Volume", index=0 Info: id=13, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-24576, max=2304, dBmin=-9600, dBmax=900 Unit: 13 Control: name="Microphone Playback Switch", index=0 Info: id=13, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 14 Control: name="SPDIF-Out Playback Volume", index=1 Info: id=14, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-20493, max=0, dBmin=-8005, dBmax=0 Unit: 14 Control: name="SPDIF-Out Playback Volume", index=0 Info: id=14, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-20493, max=0, dBmin=-8005, dBmax=0 Unit: 14 Control: name="SPDIF-Out Playback Switch", index=0 Info: id=14, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 23 Control: name="What U Hear Capture Volume", index=1 Info: id=23, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-20493, max=0, dBmin=-8005, dBmax=0 Unit: 23 Control: name="What U Hear Capture Volume", index=0 Info: id=23, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-20493, max=0, dBmin=-8005, dBmax=0 Unit: 23 Control: name="What U Hear Capture Switch", index=0 Info: id=23, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 25 Control: name="Aux In Capture Volume", index=1 Info: id=25, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-24576, max=2304, dBmin=-9600, dBmax=900 Unit: 25 Control: name="Aux In Capture Volume", index=0 Info: id=25, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-24576, max=2304, dBmin=-9600, dBmax=900 Unit: 25 Control: name="Aux In Capture Switch", index=0 Info: id=25, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 26 Control: name="PCM Capture Source", index=0 Info: id=26, control=1, cmask=0x0, channels=1, type="U8" Volume: min=1, max=4, dBmin=0, dBmax=0 Unit: 33 Control: name="Clock Source 33 Validity", index=0 Info: id=33, control=2, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 35 Control: name="Clock Source 35 Validity", index=0 Info: id=35, control=2, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 37 Control: name="Clock Source 37 Validity", index=0 Info: id=37, 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, 3 May 27 21:17 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 5 May 27 21:17 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 7 May 27 21:17 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 12 May 29 17:51 /dev/snd/controlC3 crw-rw---- 1 root audio 116, 2 May 27 21:17 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 4 May 27 21:17 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 6 May 27 21:17 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 9 May 29 17:51 /dev/snd/pcmC3D0c crw-rw---- 1 root audio 116, 8 May 29 20:03 /dev/snd/pcmC3D0p crw-rw---- 1 root audio 116, 10 May 29 17:51 /dev/snd/pcmC3D1p crw-rw---- 1 root audio 116, 11 May 29 17:51 /dev/snd/pcmC3D2p crw-rw---- 1 root audio 116, 1 May 27 21:38 /dev/snd/seq crw-rw---- 1 root audio 116, 33 May 27 21:17 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 May 29 17:51 . drwxr-xr-x 4 root root 340 May 29 17:51 .. lrwxrwxrwx 1 root root 12 May 29 17:51 usb-Creative_Technology_Ltd_Sound_Blaster_X4_6FB801602528734E-03 -> ../controlC3 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 120 May 29 17:51 . drwxr-xr-x 4 root root 340 May 29 17:51 .. lrwxrwxrwx 1 root root 12 May 29 17:51 platform-fd500000.pcie-pci-0000:01:00.0-usb-0:1.1:1.3 -> ../controlC3 lrwxrwxrwx 1 root root 12 May 27 21:17 platform-fe00b840.mailbox -> ../controlC2 lrwxrwxrwx 1 root root 12 May 27 21:17 platform-fef00700.hdmi -> ../controlC0 lrwxrwxrwx 1 root root 12 May 27 21:17 platform-fef05700.hdmi -> ../controlC1 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: vc4hdmi0 [vc4-hdmi-0], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: vc4hdmi1 [vc4-hdmi-1], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] Subdevices: 7/8 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 3: X4 [Sound Blaster X4], device 0: USB Audio [USB Audio] Subdevices: 0/1 Subdevice #0: subdevice #0 card 3: X4 [Sound Blaster X4], device 1: USB Audio [USB Audio #1] Subdevices: 1/1 Subdevice #0: subdevice #0 card 3: X4 [Sound Blaster X4], device 2: USB Audio [USB Audio #2] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 3: X4 [Sound Blaster X4], device 0: USB Audio [USB Audio] Subdevices: 0/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card vc4hdmi0 Card sysdefault:0 'vc4hdmi0'/'vc4-hdmi-0' Mixer name : '' Components : '' Controls : 5 Simple ctrls : 0 !!-------Mixer controls for card vc4hdmi1 Card sysdefault:1 'vc4hdmi1'/'vc4-hdmi-1' Mixer name : '' Components : '' Controls : 5 Simple ctrls : 0 !!-------Mixer controls for card Headphones Card sysdefault:2 'Headphones'/'bcm2835 Headphones' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -1988 [78%] [-19.88dB] [on] !!-------Mixer controls for card X4 Card sysdefault:3 'X4'/'Creative Technology Ltd Sound Blaster X4 at usb-0000:01:00.0-1.1, high speed' Mixer name : 'USB Mixer' Components : 'USB041e:3278' Controls : 37 Simple ctrls : 14 Simple mixer control 'Speaker',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right - Rear Left - Rear Right - Front Center - Woofer - Side Left - Side Right Limits: Playback 0 - 51 Mono: Front Left: Playback 51 [100%] [0.00dB] [on] Front Right: Playback 51 [100%] [0.00dB] [on] Rear Left: Playback 51 [100%] [0.00dB] [on] Rear Right: Playback 51 [100%] [0.00dB] [on] Front Center: Playback 51 [100%] [0.00dB] [on] Woofer: Playback 51 [100%] [0.00dB] [on] Side Left: Playback 51 [100%] [0.00dB] [on] Side Right: Playback 51 [100%] [0.00dB] [on] Simple mixer control 'Speaker',1 Capabilities: pvolume pvolume-joined Playback channels: Mono Limits: Playback 0 - 51 Mono: Playback 51 [100%] [0.00dB] Simple mixer control 'PCM Capture Source',0 Capabilities: enum Items: 'Microphone' 'What U Hear' 'Aux In' 'SPDIF In' Item0: 'Microphone' Simple mixer control 'Microphone',0 Capabilities: pvolume cvolume pswitch pswitch-joined cswitch cswitch-joined Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: Playback 0 - 105 Capture 0 - 105 Front Left: Playback 96 [91%] [0.00dB] [off] Capture 96 [91%] [0.00dB] [off] Front Right: Playback 96 [91%] [0.00dB] [off] Capture 96 [91%] [0.00dB] [off] Simple mixer control 'Microphone',1 Capabilities: pvolume pvolume-joined cvolume cvolume-joined Playback channels: Mono Capture channels: Mono Limits: Playback 0 - 105 Capture 0 - 105 Mono: Playback 96 [91%] [0.00dB] Capture 96 [91%] [0.00dB] Simple mixer control 'Aux In',0 Capabilities: pvolume cvolume pswitch pswitch-joined cswitch cswitch-joined Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: Playback 0 - 105 Capture 0 - 105 Front Left: Playback 96 [91%] [0.00dB] [on] Capture 96 [91%] [0.00dB] [on] Front Right: Playback 96 [91%] [0.00dB] [on] Capture 96 [91%] [0.00dB] [on] Simple mixer control 'Aux In',1 Capabilities: pvolume pvolume-joined cvolume cvolume-joined Playback channels: Mono Capture channels: Mono Limits: Playback 0 - 105 Capture 0 - 105 Mono: Playback 96 [91%] [0.00dB] Capture 96 [91%] [0.00dB] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'SPDIF In',0 Capabilities: pvolume cvolume pswitch pswitch-joined cswitch cswitch-joined Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: Playback 0 - 321 Capture 0 - 321 Front Left: Playback 321 [100%] [0.00dB] [on] Capture 321 [100%] [0.00dB] [on] Front Right: Playback 321 [100%] [0.00dB] [on] Capture 321 [100%] [0.00dB] [on] Simple mixer control 'SPDIF In',1 Capabilities: pvolume pvolume-joined cvolume cvolume-joined Playback channels: Mono Capture channels: Mono Limits: Playback 0 - 321 Capture 0 - 321 Mono: Playback 321 [100%] [0.00dB] Capture 321 [100%] [0.00dB] Simple mixer control 'SPDIF-Out',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 51 Mono: Front Left: Playback 51 [100%] [0.00dB] [on] Front Right: Playback 51 [100%] [0.00dB] [on] Simple mixer control 'SPDIF-Out',1 Capabilities: pvolume pvolume-joined Playback channels: Mono Limits: Playback 0 - 51 Mono: Playback 51 [100%] [0.00dB] Simple mixer control 'What U Hear',0 Capabilities: cvolume cswitch cswitch-joined Capture channels: Front Left - Front Right Limits: Capture 0 - 321 Front Left: Capture 321 [100%] [0.00dB] [on] Front Right: Capture 321 [100%] [0.00dB] [on] Simple mixer control 'What U Hear',1 Capabilities: cvolume cvolume-joined Capture channels: Mono Limits: Capture 0 - 321 Mono: Capture 321 [100%] [0.00dB] !!Alsactl output !!-------------- --startcollapse-- state.vc4hdmi0 { control.1 { iface CARD name 'HDMI Jack' value false comment { access read type BOOLEAN count 1 } } control.2 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access 'read volatile' type INTEGER count 8 range '0 - 36' } } control.3 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.4 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name ELD value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } state.vc4hdmi1 { control.1 { iface CARD name 'HDMI Jack' value false comment { access read type BOOLEAN count 1 } } control.2 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access 'read volatile' type INTEGER count 8 range '0 - 36' } } control.3 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.4 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name ELD value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } state.Headphones { control.1 { iface MIXER name 'PCM Playback Volume' value -1988 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -1988 } } control.2 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } state.X4 { control.1 { iface PCM name 'Playback Channel Map' value.0 3 value.1 4 comment { access 'read volatile' type INTEGER count 2 range '0 - 36' } } control.2 { iface PCM name 'Capture Channel Map' value.0 3 value.1 4 comment { access 'read volatile' type INTEGER count 2 range '0 - 36' } } control.3 { iface PCM device 1 name 'Playback Channel Map' value.0 0 value.1 0 comment { access 'read volatile' type INTEGER count 2 range '0 - 36' } } control.4 { iface PCM device 2 name 'Playback Channel Map' value.0 0 value.1 0 comment { access 'read volatile' type INTEGER count 2 range '0 - 36' } } control.5 { iface MIXER name 'SPDIF In Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'SPDIF In Playback Volume' value.0 321 value.1 321 comment { access 'read write' type INTEGER count 2 range '0 - 321' dbmin -8005 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } control.7 { iface MIXER name 'SPDIF In Playback Volume' index 1 value 321 comment { access 'read write' type INTEGER count 1 range '0 - 321' dbmin -8005 dbmax 0 dbvalue.0 0 } } control.8 { iface MIXER name 'Microphone Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.9 { iface MIXER name 'Microphone Playback Volume' value.0 96 value.1 96 comment { access 'read write' type INTEGER count 2 range '0 - 105' dbmin -9600 dbmax 900 dbvalue.0 0 dbvalue.1 0 } } control.10 { iface MIXER name 'Microphone Playback Volume' index 1 value 96 comment { access 'read write' type INTEGER count 1 range '0 - 105' dbmin -9600 dbmax 900 dbvalue.0 0 } } control.11 { iface MIXER name Microphone value false comment { access 'read write' type BOOLEAN count 1 } } control.12 { iface MIXER name 'Aux In Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.13 { iface MIXER name 'Aux In Playback Volume' value.0 96 value.1 96 comment { access 'read write' type INTEGER count 2 range '0 - 105' dbmin -9600 dbmax 900 dbvalue.0 0 dbvalue.1 0 } } control.14 { iface MIXER name 'Aux In Playback Volume' index 1 value 96 comment { access 'read write' type INTEGER count 1 range '0 - 105' dbmin -9600 dbmax 900 dbvalue.0 0 } } control.15 { iface MIXER name 'Speaker Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.16 { iface MIXER name 'Speaker Playback Volume' value.0 51 value.1 51 value.2 51 value.3 51 value.4 51 value.5 51 value.6 51 value.7 51 comment { access 'read write' type INTEGER count 8 range '0 - 51' dbmin -8005 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 } } control.17 { iface MIXER name 'Speaker Playback Volume' index 1 value 51 comment { access 'read write' type INTEGER count 1 range '0 - 51' dbmin -8005 dbmax 0 dbvalue.0 0 } } control.18 { iface CARD name 'Clock Source 33 Validity' value true comment { access read type BOOLEAN count 1 } } control.19 { iface MIXER name 'SPDIF-Out Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.20 { iface MIXER name 'SPDIF-Out Playback Volume' value.0 51 value.1 51 comment { access 'read write' type INTEGER count 2 range '0 - 51' dbmin -8005 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } control.21 { iface MIXER name 'SPDIF-Out Playback Volume' index 1 value 51 comment { access 'read write' type INTEGER count 1 range '0 - 51' dbmin -8005 dbmax 0 dbvalue.0 0 } } control.22 { iface CARD name 'Clock Source 35 Validity' value true comment { access read type BOOLEAN count 1 } } control.23 { iface MIXER name 'Microphone Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.24 { iface MIXER name 'Microphone Capture Volume' value.0 96 value.1 96 comment { access 'read write' type INTEGER count 2 range '0 - 105' dbmin -9600 dbmax 900 dbvalue.0 0 dbvalue.1 0 } } control.25 { iface MIXER name 'Microphone Capture Volume' index 1 value 96 comment { access 'read write' type INTEGER count 1 range '0 - 105' dbmin -9600 dbmax 900 dbvalue.0 0 } } control.26 { iface MIXER name 'Auto Gain Control' value false comment { access 'read write' type BOOLEAN count 1 } } control.27 { iface MIXER name 'What U Hear Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.28 { iface MIXER name 'What U Hear Capture Volume' value.0 321 value.1 321 comment { access 'read write' type INTEGER count 2 range '0 - 321' dbmin -8005 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } control.29 { iface MIXER name 'What U Hear Capture Volume' index 1 value 321 comment { access 'read write' type INTEGER count 1 range '0 - 321' dbmin -8005 dbmax 0 dbvalue.0 0 } } control.30 { iface MIXER name 'Aux In Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.31 { iface MIXER name 'Aux In Capture Volume' value.0 96 value.1 96 comment { access 'read write' type INTEGER count 2 range '0 - 105' dbmin -9600 dbmax 900 dbvalue.0 0 dbvalue.1 0 } } control.32 { iface MIXER name 'Aux In Capture Volume' index 1 value 96 comment { access 'read write' type INTEGER count 1 range '0 - 105' dbmin -9600 dbmax 900 dbvalue.0 0 } } control.33 { iface MIXER name 'SPDIF In Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.34 { iface MIXER name 'SPDIF In Capture Volume' value.0 321 value.1 321 comment { access 'read write' type INTEGER count 2 range '0 - 321' dbmin -8005 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } control.35 { iface MIXER name 'SPDIF In Capture Volume' index 1 value 321 comment { access 'read write' type INTEGER count 1 range '0 - 321' dbmin -8005 dbmax 0 dbvalue.0 0 } } control.36 { iface MIXER name 'PCM Capture Source' value Microphone comment { access 'read write' type ENUMERATED count 1 item.0 Microphone item.1 'What U Hear' item.2 'Aux In' item.3 'SPDIF In' } } control.37 { iface CARD name 'Clock Source 37 Validity' value true comment { access read type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ aes_arm64 aes_generic af_alg algif_hash algif_skcipher backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 binfmt_misc bluetooth bnep brcmfmac brcmfmac_wcc brcmutil btbcm cdc_acm cec cfg80211 cmac dm_mod drm drm_display_helper drm_dma_helper drm_kms_helper drm_panel_orientation_quirks drm_shmem_helper ecc ecdh_generic fuse gpu_sched hci_uart i2c_brcmstb i2c_dev ip_tables ipv6 ledtrig_pattern libaes mc nvmem_rmem raspberrypi_gpiomem raspberrypi_hwmon rfcomm rfkill rpi_hevc_dec snd snd_bcm2835 snd_compress snd_hrtimer snd_hwdep snd_pcm snd_pcm_dmaengine snd_rawmidi snd_seq snd_seq_device snd_seq_dummy snd_soc_core snd_soc_hdmi_codec snd_timer snd_usb_audio snd_usbmidi_lib 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] alternatives: applying boot alternatives [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_headphones=0 cgroup_disable=memory numa_policy=interleave snd_bcm2835.enable_headphones=1 snd_bcm2835.enable_hdmi=1 snd_bcm2835.enable_hdmi=0 smsc95xx.macaddr=E4:5F:01:2F:C7:80 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=c5b0d3ab-02 rootfstype=ext4 fsck.repair=yes rootwait quiet splash plymouth.ignore-serial-consoles cfg80211.ieee80211_regdom=US [ 0.000000] cgroup: Disabling memory control group subsystem -- [ 1.257037] [drm] Initialized v3d 1.0.0 for fec00000.v3d on minor 0 [ 1.259919] input: vc4-hdmi-0 HDMI Jack as /devices/platform/soc/fef00700.hdmi/sound/card0/input1 [ 1.261146] vc4-drm gpu: bound fef00700.hdmi (ops vc4_hdmi_ops [vc4]) -- [ 1.265162] input: vc4-hdmi-1 as /devices/platform/soc/fef05700.hdmi/rc/rc1/input2 [ 1.268775] input: vc4-hdmi-1 HDMI Jack as /devices/platform/soc/fef05700.hdmi/sound/card1/input3 [ 1.272685] vc4-drm gpu: bound fef05700.hdmi (ops vc4_hdmi_ops [vc4]) -- [ 3.478593] systemd-journald[276]: Received client request to flush runtime journal. [ 4.057946] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 4.062380] rpi-gpiomem fe200000.gpiomem: window base 0xfe200000 size 0x00001000 [ 4.063791] rpi-gpiomem fe200000.gpiomem: initialised 1 regions as /dev/gpiomem [ 4.069804] bcm2835-audio bcm2835-audio: card created with 8 channels [ 4.095863] mc: Linux media interface: v0.10 -- [ 4.757312] usb 1-1.1: [2] FU [PCM Capture Volume] ch = 2, val = -4096/2832/1 [ 4.758014] usbcore: registered new interface driver snd-usb-audio [ 4.837320] brcmfmac: brcmf_c_process_txcap_blob: no txcap_blob available (err=-2) -- [ 109.507837] usb 1-1.1: uac_clock_source_is_valid(): cannot get clock validity for id 33 [ 109.510394] usb 1-1.1: parse_audio_format_rates_v2v3(): unable to retrieve number of sample rates (clock 33) [ 109.511311] usb 1-1.1: parse_audio_format_rates_v2v3(): unable to retrieve number of sample rates (clock 37) [ 109.511938] usb 1-1.1: parse_audio_format_rates_v2v3(): unable to retrieve number of sample rates (clock 37) [ 109.512839] usb 1-1.1: parse_audio_format_rates_v2v3(): unable to retrieve number of sample rates (clock 35) [ 109.513444] usb 1-1.1: parse_audio_format_rates_v2v3(): unable to retrieve number of sample rates (clock 35) [ 109.514214] usb 1-1.1: parse_audio_format_rates_v2v3(): unable to retrieve number of sample rates (clock 35) [ 109.516095] usb 1-1.1: 12:3: failed to get current value for ch 0 (-71) -- [ 4702.656288] usb 1-1.1: uac_clock_source_is_valid(): cannot get clock validity for id 33 [ 4702.658002] usb 1-1.1: parse_audio_format_rates_v2v3(): unable to retrieve number of sample rates (clock 33) [ 4702.659113] usb 1-1.1: parse_audio_format_rates_v2v3(): unable to retrieve number of sample rates (clock 37) [ 4702.659720] usb 1-1.1: parse_audio_format_rates_v2v3(): unable to retrieve number of sample rates (clock 37) [ 4702.660671] usb 1-1.1: parse_audio_format_rates_v2v3(): unable to retrieve number of sample rates (clock 35) [ 4702.661278] usb 1-1.1: parse_audio_format_rates_v2v3(): unable to retrieve number of sample rates (clock 35) [ 4702.661896] usb 1-1.1: parse_audio_format_rates_v2v3(): unable to retrieve number of sample rates (clock 35) [ 4702.663926] usb 1-1.1: 12:3: failed to get current value for ch 0 (-71) !!Packages installed !!-------------------- ii alsa-topology-conf 1.2.5.1-2 all ALSA topology configuration files ii alsa-ucm-conf 1.2.8-1 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.8-1 rpt1 armhf Utilities for configuring and using ALSA