!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Sun Mar 20 17:37:09 UTC 2022 !!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: 5.10.92-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.10.92-v7 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 [Out ]: USB-Audio - USB To IIS Out USB To IIS Out at usb-3f980000.usb-1.3, 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 snd_bcm2835: enable_compat_alsa=0 snd_bcm2835: enable_hdmi=1 !!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 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) skip_validation : N use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x0c761460, ctrlif=0, ctlerr=0 Card: USB To IIS Out at usb-3f980000.usb-1.3, full speed Unit: 49 Control: name="PCM Playback Volume", index=0 Info: id=49, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-16129, max=-1, dBmin=-6300, dBmax=0 Unit: 49 Control: name="PCM Playback Switch", index=0 Info: id=49, 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 20 17:35 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 48 Mar 20 17:35 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Mar 20 17:35 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Mar 20 17:35 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Mar 20 17:35 . drwxr-xr-x 4 root root 160 Mar 20 17:35 .. lrwxrwxrwx 1 root root 12 Mar 20 17:35 usb-0c76_USB_To_IIS_Out-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Mar 20 17:35 . drwxr-xr-x 4 root root 160 Mar 20 17:35 .. lrwxrwxrwx 1 root root 12 Mar 20 17:35 platform-3f980000.usb-usb-0:1.3:1.0 -> ../controlC1 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) pcm.!default { type hw card 0 } ctl.!default { type hw card 0 } pcm.sftvol { type softvol slave.pcm "plughw:0" control { name "PCM" card 0 } } pcm.!default { type plug slave.pcm "sftvol" } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 1: Out [USB To IIS Out], 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 Out Card hw:1 'Out'/'USB To IIS Out at usb-3f980000.usb-1.3, full speed' Mixer name : 'USB Mixer' Components : 'USB0c76:1460' Controls : 4 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 1008 Mono: Front Left: Playback 688 [68%] [-20.00dB] [on] Front Right: Playback 688 [68%] [-20.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.Out { 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.0 688 value.1 688 comment { access 'read write' type INTEGER count 2 range '0 - 1008' dbmin -6300 dbmax 0 dbvalue.0 -2000 dbvalue.1 -2000 } } control.4 { iface CARD name 'Keep Interface' value false comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q 8192eu backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 cfg80211 drm drm_panel_orientation_quirks fixed fuse garp gpio_ir_recv gpio_ir_tx i2c_bcm2835 ip_tables ipv6 ir_rc6_decoder llc mc raspberrypi_hwmon rfkill sha256_generic snd snd_compress snd_hwdep snd_pcm snd_pcm_dmaengine snd_rawmidi snd_seq_device snd_soc_bcm2835_i2s snd_soc_core snd_timer snd_usb_audio snd_usbmidi_lib spi_bcm2835 spidev stp uio uio_pdrv_genirq v4l2_mem2mem vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 240555 [ 0.000000] Kernel command line: coherent_pool=1M snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 bcm2708_fb.fbwidth=720 bcm2708_fb.fbheight=480 bcm2708_fb.fbswap=1 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyAMA0,115200 console=tty1 root=PARTUUID=1019a7cf-02 rootfstype=ext4 fsck.repair=yes rootwait [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) -- [ 13.193984] usb 1-1.3: [49] FU [PCM Playback Volume] ch = 2, val = -16129/-1/16 [ 13.195548] usbcore: registered new interface driver snd-usb-audio [ 15.129776] 8021q: 802.1Q VLAN Support v1.8 !!Packages installed !!-------------------- ii alsa-topology-conf 1.2.4-1 all ALSA topology configuration files ii alsa-ucm-conf 1.2.4-2 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.4-1 rpt1 armhf Utilities for configuring and using ALSA