!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Mon Apr 13 10:42:05 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: 4.19.97-v7l Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.19.97-v7l Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_usb_audio !!Sound Servers on this system !!---------------------------- Jack: Installed - Yes (/usr/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835_alsa - bcm2835 ALSA bcm2835 ALSA 1 [M20 ]: USB-Audio - MaiA DS USB Audio 2.0 Project MaiA DS USB Audio 2.0 at usb-0000:01:00.0-1.4, high speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Advanced information - PCI Vendor/Device/Subsystem ID's !!------------------------------------------------------- !!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_bcm2835 enable_compat_alsa : Y enable_hdmi : N enable_headphones : N force_bulk : N !!Module: snd_usb_audio autoclock : Y device_setup : 0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N index : -2,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null) use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x27720222, ctrlif=0, ctlerr=0 Card: Project MaiA DS USB Audio 2.0 at usb-0000:01:00.0-1.4, high speed Unit: 10 Control: name="MaiA DS USB Audio 2.0 Output Playback Volum", 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="MaiA DS USB Audio 2.0 Output Playback Volum", index=0 Info: id=10, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-32512, max=0, dBmin=-12700, dBmax=0 Unit: 10 Control: name="MaiA DS USB Audio 2.0 Output Playback Switc", 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="MaiA DS USB Audio 2.0 Output Playback Switc", index=0 Info: id=10, control=1, cmask=0x3, channels=2, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 41 Control: name="Project 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 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Apr 11 23:24 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Apr 13 12:05 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Apr 11 23:24 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Apr 11 23:24 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 18 Apr 11 23:24 /dev/snd/pcmC0D2p crw-rw---- 1 root audio 116, 48 Apr 13 12:05 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Apr 11 23:24 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Apr 11 23:24 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Apr 13 12:05 . drwxr-xr-x 4 root root 240 Apr 13 12:05 .. lrwxrwxrwx 1 root root 12 Apr 13 12:05 usb-Project_MaiA_DS_USB_Audio_2.0-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Apr 13 12:05 . drwxr-xr-x 4 root root 240 Apr 13 12:05 .. lrwxrwxrwx 1 root root 12 Apr 13 12:05 platform-fd500000.pcie-pci-0000:01:00.0-usb-0:1.4:1.0 -> ../controlC1 lrwxrwxrwx 1 root root 12 Apr 11 23:24 platform-soc:audio -> ../controlC0 !!ALSA configuration files !!------------------------ !!User specific config file (~/.asoundrc) pcm.!default { type asym playback.pcm { type plug slave.pcm "output" } capture.pcm { type plug slave.pcm "input" } } pcm.output { type hw card 0 } ctl.!default { type hw card 0 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] Subdevices: 7/7 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 card 0: ALSA [bcm2835 ALSA], device 1: bcm2835 IEC958/HDMI [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: ALSA [bcm2835 ALSA], device 2: bcm2835 IEC958/HDMI1 [bcm2835 IEC958/HDMI1] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: M20 [MaiA DS USB Audio 2.0], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** !!Amixer output !!------------- !!-------Mixer controls for card 0 [ALSA] Card hw:0 'ALSA'/'bcm2835 ALSA' Mixer name : 'Broadcom Mixer' Components : '' Controls : 5 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback 400 [100%] [4.00dB] [on] !!-------Mixer controls for card 1 [M20] Card hw:1 'M20'/'Project MaiA DS USB Audio 2.0 at usb-0000:01:00.0-1.4, high speed' Mixer name : 'USB Mixer' Components : 'USB2772:0222' Controls : 7 Simple ctrls : 4 Simple mixer control 'MaiA DS USB Audio 2.0 Output Playback Switc',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [on] Front Right: Playback [on] Simple mixer control 'MaiA DS USB Audio 2.0 Output Playback Switc',1 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'MaiA DS USB Audio 2.0 Output Playback Volum',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 127 Front Left: 127 [100%] Front Right: 127 [100%] Simple mixer control 'MaiA DS USB Audio 2.0 Output Playback Volum',1 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 127 Mono: 127 [100%] !!Alsactl output !!-------------- --startcollapse-- state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value 400 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 400 } } control.2 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'PCM Playback Route' value 2 comment { access 'read write' type INTEGER count 1 range '0 - 3' } } control.4 { iface PCM name 'IEC958 Playback Default' value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name 'IEC958 Playback Con Mask' value '0200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } } state.M20 { 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 MIXER name 'MaiA DS USB Audio 2.0 Output Playback Switc' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.3 { iface MIXER name 'MaiA DS USB Audio 2.0 Output Playback Switc' index 1 value true comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'MaiA DS USB Audio 2.0 Output Playback Volum' value.0 127 value.1 127 comment { access 'read write' type INTEGER count 2 range '0 - 127' dbmin -12700 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } control.5 { iface MIXER name 'MaiA DS USB Audio 2.0 Output Playback Volum' index 1 value 127 comment { access 'read write' type INTEGER count 1 range '0 - 127' dbmin -12700 dbmax 0 dbvalue.0 0 } } control.6 { iface CARD name 'Project Internal Clock Validity' value true comment { access read type BOOLEAN count 1 } } control.7 { iface CARD name 'Keep Interface' value false comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module snd_usb_audio snd_hwdep snd_usbmidi_lib snd_rawmidi snd_seq_device fuse rfcomm bnep hci_uart btbcm serdev bluetooth ecdh_generic 8021q garp stp llc joydev evdev vc4 v3d drm_kms_helper gpu_sched brcmfmac drm brcmutil snd_soc_core snd_compress drm_panel_orientation_quirks snd_pcm_dmaengine snd_bcm2835 syscopyarea sysfillrect sysimgblt sha256_generic fb_sys_fops snd_pcm snd_timer cfg80211 raspberrypi_hwmon rfkill hwmon snd bcm2835_codec bcm2835_v4l2 v4l2_mem2mem bcm2835_mmal_vchiq videobuf2_dma_contig v4l2_common videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common videodev media vc_sm_cma rpivid_mem uio_pdrv_genirq uio i2c_dev ip_tables x_tables ipv6 !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 997696 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 cma=64M cma=256M video=HDMI-A-1:1920x1200M@60,margin_left=0,margin_right=0,margin_top=0,margin_bottom=0 smsc95xx.macaddr=DC:A6:32:5A:64:A9 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=97709164-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait quiet splash plymouth.ignore-serial-consoles usbhid.mousepoll=0 [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes) -- [ 3.578668] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 3.634124] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 3.679315] bcm2835_audio soc:audio: card created with 8 channels -- [83084.722646] usb 1-1.4: 1:3 : unsupported format bits 0x100000000 [83084.747544] usbcore: registered new interface driver snd-usb-audio [87752.007382] usb 1-1.4: USB disconnect, device number 4