!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Fri Mar 31 11:19:15 UTC 2023 !!Linux Distribution !!------------------ Debian GNU/Linux 11 \n \l PRETTY_NAME="Debian GNU/Linux 11 (bullseye)" NAME="Debian GNU/Linux" ID=debian HOME_URL="https://www.debian.org/" SUPPORT_URL="https://www.debian.org/support" BUG_REPORT_URL="https://bugs.debian.org/" !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 6.1.19-v8 Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.1.19-v8 Library version: 1.2.4 Utilities version: 1.2.4 !!Loaded ALSA modules !!------------------- snd_usb_audio !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 1 [KTUSBAUDIO ]: USB-Audio - KT_USB_AUDIO KTMicro KT_USB_AUDIO at usb-0000:01:00.0-1.1, full speed !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_usb_audio: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_bcm2835: enable_headphones=0 snd_bcm2835: enable_headphones=0 snd_bcm2835: enable_hdmi=0 !!Loaded sound module options !!--------------------------- !!Module: snd_usb_audio autoclock : Y delayed_register : (null),(null),(null),(null),(null),(null),(null),(null) device_setup : 0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N implicit_fb : N,N,N,N,N,N,N,N index : -2,-1,-1,-1,-1,-1,-1,-1 lowlatency : Y pid : -1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null) quirk_flags : 0,0,0,0,0,0,0,0 skip_validation : N use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x31b20011, ctrlif=0, ctlerr=0 Card: KTMicro KT_USB_AUDIO at usb-0000:01:00.0-1.1, full speed Unit: 7 Control: name="PCM Playback Volume", index=0 Info: id=7, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-13312, max=-512, dBmin=-5200, dBmax=-200 Unit: 7 Control: name="PCM Playback Switch", index=0 Info: id=7, 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 Mar 30 23:42 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 48 Mar 30 23:42 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Mar 30 23:42 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Mar 30 23:42 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Mar 30 23:42 . drwxr-xr-x 4 root root 160 Mar 30 23:42 .. lrwxrwxrwx 1 root root 12 Mar 30 23:42 usb-KTMicro_KT_USB_AUDIO_214b206000000178-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Mar 30 23:42 . drwxr-xr-x 4 root root 160 Mar 30 23:42 .. lrwxrwxrwx 1 root root 12 Mar 30 23:42 platform-fd500000.pcie-pci-0000:01:00.0-usb-0:1.1:1.0 -> ../controlC1 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) pcm.!default { type hw card 1 device 0 } ctl.!default { type hw card 1 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 1: KTUSBAUDIO [KT_USB_AUDIO], 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 KTUSBAUDIO Card hw:1 'KTUSBAUDIO'/'KTMicro KT_USB_AUDIO at usb-0000:01:00.0-1.1, full speed' Mixer name : 'USB Mixer' Components : 'USB31b2:0011' Controls : 3 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 100 Mono: Front Left: Playback 64 [64%] [-20.00dB] [on] Front Right: Playback 64 [64%] [-20.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.KTUSBAUDIO { 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 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'PCM Playback Volume' value.0 64 value.1 64 comment { access 'read write' type INTEGER count 2 range '0 - 100' dbmin -5200 dbmax -200 dbvalue.0 -2000 dbvalue.1 -2000 } } } --endcollapse-- !!All Loaded Modules !!------------------ backlight brcmfmac brcmutil cfg80211 drm drm_panel_orientation_quirks fuse ip_tables ipv6 joydev mc nfnetlink nvmem_rmem raspberrypi_hwmon rfkill rpivid_hevc snd snd_bcm2835 snd_hwdep snd_pcm snd_rawmidi snd_seq_device snd_timer snd_usb_audio snd_usbmidi_lib uio uio_pdrv_genirq v4l2_mem2mem videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videodev x_tables !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 509440 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_headphones=0 snd_bcm2835.enable_headphones=0 snd_bcm2835.enable_hdmi=0 bcm2708_fb.fbwidth=1920 bcm2708_fb.fbheight=1080 bcm2708_fb.fbdepth=16 bcm2708_fb.fbswap=1 smsc95xx.macaddr=E4:5F:01:6C:01:FA vc_mem.mem_base=0x3f000000 vc_mem.mem_size=0x3f600000 root=PARTUUID=00858852-02 rootfstype=ext4 rootwait net.ifnames=0 logo.nologo console=tty1 console=ttyS0,115200 [ 0.000000] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes, linear) -- [ 2.733189] videodev: Linux video capture interface: v2.00 [ 2.741775] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 2.833403] rpivid_hevc: module is from the staging directory, the quality is unknown, you have been warned. -- [ 2.908310] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 2.914973] usbcore: registered new interface driver snd-usb-audio [ 2.931369] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' !!Packages installed !!-------------------- ii alsa-utils 1.2.4-1 rpt1 arm64 Utilities for configuring and using ALSA