!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Fri Feb 7 22:12:29 UTC 2025 !!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: 6.1.21-v8 Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.1.21-v8 Library version: 1.2.4 Utilities version: 1.2.4 !!Loaded ALSA modules !!------------------- snd_soc_simple_card !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [MAX98357A ]: simple-card - MAX98357A MAX98357A !!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_headphones=0 !!Loaded sound module options !!--------------------------- !!Module: snd_soc_simple_card * : !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Feb 7 22:38 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 16 Feb 7 22:38 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 1 Feb 7 22:37 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Feb 7 22:38 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Feb 7 22:38 . drwxr-xr-x 3 root root 140 Feb 7 22:38 .. lrwxrwxrwx 1 root root 12 Feb 7 22:38 platform-soc:sound -> ../controlC0 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) pcm.speakerbonnet { type hw card 0 } pcm.dmixer { type dmix ipc_key 1024 ipc_perm 0666 slave { pcm "speakerbonnet" period_time 0 period_size 1024 buffer_size 8192 rate 44100 channels 2 } } ctl.dmixer { type hw card 0 } pcm.softvol { type softvol slave.pcm "dmixer" control.name "PCM" control.card 0 } ctl.softvol { type hw card 0 } pcm.!default { type plug slave.pcm "softvol" } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: MAX98357A [MAX98357A], device 0: bcm2835-i2s-HiFi HiFi-0 [bcm2835-i2s-HiFi HiFi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** !!Amixer output !!------------- !!-------Mixer controls for card MAX98357A Card hw:0 'MAX98357A'/'MAX98357A' Mixer name : '' Components : '' Controls : 1 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 255 Front Left: 211 [83%] Front Right: 211 [83%] !!Alsactl output !!-------------- --startcollapse-- state.MAX98357A { control.1 { iface MIXER name PCM value.0 211 value.1 211 comment { access 'read write user' type INTEGER count 2 range '0 - 255' tlv '0000000100000008ffffec1400000014' dbmin -5100 dbmax 0 dbvalue.0 -880 dbvalue.1 -880 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q aes_arm64 aes_generic af_alg algif_hash algif_skcipher backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cfg80211 cmac drm drm_panel_orientation_quirks ecc ecdh_generic fuse garp hci_uart i2c_bcm2835 i2c_dev ip_tables ipv6 libaes llc mc raspberrypi_hwmon rfcomm rfkill snd snd_bcm2835 snd_compress snd_pcm snd_pcm_dmaengine snd_soc_bcm2835_i2s snd_soc_core snd_soc_max98357a snd_soc_simple_card snd_soc_simple_card_utils snd_timer 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: 96768 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_headphones=0 bcm2708_fb.fbwidth=720 bcm2708_fb.fbheight=480 bcm2708_fb.fbswap=1 smsc95xx.macaddr=B8:27:EB:05:76:92 vc_mem.mem_base=0x1ec00000 vc_mem.mem_size=0x20000000 console=tty1 root=PARTUUID=1dd385db-02 rootfstype=ext4 fsck.repair=yes rootwait quiet splash plymouth.ignore-serial-consoles cfg80211.ieee80211_regdom=GB [ 0.000000] Unknown kernel command line parameters "splash", will be passed to user space. -- [ 8.140167] videodev: Linux video capture interface: v2.00 [ 8.151927] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 8.267468] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. !!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 arm64 Utilities for configuring and using ALSA