!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Sat Jan 11 19:21:31 UTC 2020 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 4.19.81 Operating System: GNU/Linux Architecture: armv6l Processor: unknown SMP Enabled: No !!ALSA Version !!------------ Driver version: k4.19.81 Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_usb_audio !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 1 [Device ]: USB-Audio - USB Audio Device C-Media Electronics Inc. USB Audio Device at usb-20980000.usb-1.5, full speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_usb_audio: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 !!Loaded sound module options !!--------------------------- !!Module: snd_usb_audio autoclock : Y device_setup : 0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N index : -2,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null) use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x0d8c0014, ctrlif=0, ctlerr=0 Card: C-Media Electronics Inc. USB Audio Device at usb-20980000.usb-1.5, full speed Unit: 9 Control: name="PCM Playback Volume", index=0 Info: id=9, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-9472, max=0, dBmin=-3700, dBmax=0 Unit: 9 Control: name="PCM Playback Switch", index=0 Info: id=9, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 10 Control: name="Auto Gain Control", index=0 Info: id=10, control=7, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 10 Control: name="Mic Capture Volume", index=0 Info: id=10, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-3072, max=5888, dBmin=-1200, dBmax=2300 Unit: 10 Control: name="Mic Capture Switch", index=0 Info: id=10, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 32 Jan 11 19:14 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 56 Jan 11 19:14 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 48 Jan 11 19:14 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Jan 11 19:14 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jan 11 19:14 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Jan 11 19:14 . drwxr-xr-x 4 root root 180 Jan 11 19:14 .. lrwxrwxrwx 1 root root 12 Jan 11 19:14 usb-C-Media_Electronics_Inc._USB_Audio_Device-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Jan 11 19:14 . drwxr-xr-x 4 root root 180 Jan 11 19:14 .. lrwxrwxrwx 1 root root 12 Jan 11 19:14 platform-20980000.usb-usb-0:1.5:1.0 -> ../controlC1 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 1: Device [USB Audio Device], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: Device [USB Audio Device], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card Device Card hw:1 'Device'/'C-Media Electronics Inc. USB Audio Device at usb-20980000.usb-1.5, full speed' Mixer name : 'USB Mixer' Components : 'USB0d8c:0014' Controls : 8 Simple ctrls : 3 Simple mixer control 'PCM',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 37 Mono: Front Left: Playback 17 [46%] [-20.00dB] [on] Front Right: Playback 17 [46%] [-20.00dB] [on] Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 35 Mono: Capture 20 [57%] [8.00dB] [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] !!Alsactl output !!-------------- --startcollapse-- state.Device { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.2 { iface PCM name 'Capture Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } control.3 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'PCM Playback Volume' value.0 17 value.1 17 comment { access 'read write' type INTEGER count 2 range '0 - 37' dbmin -9999999 dbmax 0 dbvalue.0 -2000 dbvalue.1 -2000 } } control.5 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'Mic Capture Volume' value 20 comment { access 'read write' type INTEGER count 1 range '0 - 35' dbmin -1200 dbmax 2300 dbvalue.0 800 } } control.7 { iface MIXER name 'Auto Gain Control' value true comment { access 'read write' type BOOLEAN count 1 } } control.8 { iface CARD name 'Keep Interface' value false comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q bcm2835_codec bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cdc_ether cfg80211 ch341 ecdh_generic evdev fixed garp hci_uart hwmon i2c_bcm2835 ip_tables ipv6 llc media r8152 raspberrypi_hwmon regmap_mmio rfkill serdev sha256_generic snd snd_compress snd_hwdep snd_pcm snd_pcm_dmaengine snd_rawmidi snd_seq_device snd_soc_audioinjector_pi_soundcard snd_soc_bcm2835_i2s snd_soc_core snd_soc_wm8731 snd_timer snd_usb_audio snd_usbmidi_lib stp uio uio_pdrv_genirq usbserial v4l2_common v4l2_mem2mem vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables !!ALSA/HDA dmesg !!-------------- [ 13.350636] bcm2835-codec bcm2835-codec: Loaded V4L2 isp [ 13.893764] audioinjector-stereo soc:sound: ASoC: CPU DAI (null) not registered - will retry [ 13.893804] audioinjector-stereo soc:sound: snd_soc_register_card failed (-517) [ 13.927355] audioinjector-stereo soc:sound: ASoC: CODEC DAI wm8731-hifi not registered - will retry [ 13.927391] audioinjector-stereo soc:sound: snd_soc_register_card failed (-517) [ 13.959831] audioinjector-stereo soc:sound: ASoC: CODEC DAI wm8731-hifi not registered - will retry [ 13.959869] audioinjector-stereo soc:sound: snd_soc_register_card failed (-517) [ 15.209838] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 15.867625] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 16.708729] audioinjector-stereo soc:sound: ASoC: CODEC DAI wm8731-hifi not registered - will retry [ 16.708766] audioinjector-stereo soc:sound: snd_soc_register_card failed (-517) [ 16.722006] brcmfmac: F1 signature read @0x18000000=0x1541a9a6 -- [ 16.757966] usbcore: registered new interface driver brcmfmac [ 16.759134] audioinjector-stereo soc:sound: ASoC: CODEC DAI wm8731-hifi not registered - will retry [ 16.759166] audioinjector-stereo soc:sound: snd_soc_register_card failed (-517) [ 17.089392] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43430-sdio for chip BCM43430/1 -- [ 17.863812] r8152 1-1.6:1.0 eth0: v1.09.9 [ 17.868781] audioinjector-stereo soc:sound: ASoC: CODEC DAI wm8731-hifi not registered - will retry [ 17.868814] audioinjector-stereo soc:sound: snd_soc_register_card failed (-517) [ 18.674139] audioinjector-stereo soc:sound: ASoC: CODEC DAI wm8731-hifi not registered - will retry [ 18.674173] audioinjector-stereo soc:sound: snd_soc_register_card failed (-517) [ 18.725070] audioinjector-stereo soc:sound: ASoC: CODEC DAI wm8731-hifi not registered - will retry [ 18.725106] audioinjector-stereo soc:sound: snd_soc_register_card failed (-517) [ 18.834216] audioinjector-stereo soc:sound: ASoC: CODEC DAI wm8731-hifi not registered - will retry [ 18.834250] audioinjector-stereo soc:sound: snd_soc_register_card failed (-517) [ 18.834898] usbcore: registered new interface driver snd-usb-audio [ 19.289301] usbcore: registered new interface driver usbserial_generic -- [ 19.785791] usb 1-1.4: ch341-uart converter now attached to ttyUSB0 [ 19.786286] audioinjector-stereo soc:sound: ASoC: CODEC DAI wm8731-hifi not registered - will retry [ 19.786314] audioinjector-stereo soc:sound: snd_soc_register_card failed (-517) [ 19.789348] audioinjector-stereo soc:sound: ASoC: CODEC DAI wm8731-hifi not registered - will retry [ 19.789384] audioinjector-stereo soc:sound: snd_soc_register_card failed (-517) [ 25.174222] uart-pl011 20201000.serial: no DMA platform data