!!################################ !!ALSA Information Script v 0.5.1 !!################################ !!Script ran on: Sat Aug 2 18:04:02 UTC 2025 !!Linux Distribution !!------------------ Debian GNU/Linux 12 \n \l PRETTY_NAME="Debian GNU/Linux 12 (bookworm)" 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: 6.12.41-v8-16k Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.12.41-v8-16k Library version: 1.2.8 Utilities version: 1.2.8 !!Loaded ALSA modules !!------------------- snd_soc_rpi_simple_soundcard (card 0) vc4 (card 1) vc4 (card 2) !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes Jack: Installed - Yes (/usr/bin/jackd) Running - No Jack2: Installed - Yes (/usr/bin/jackdbus) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [sndrpihifiberry]: RPi-simple - snd_rpi_hifiberry_dac8x snd_rpi_hifiberry_dac8x 1 [vc4hdmi0 ]: vc4-hdmi - vc4-hdmi-0 vc4-hdmi-0 2 [vc4hdmi1 ]: vc4-hdmi - vc4-hdmi-1 vc4-hdmi-1 !!PCI Soundcards installed in the system !!-------------------------------------- !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 !!Loaded sound module options !!--------------------------- !!Module: snd_soc_rpi_simple_soundcard * : !!Module: vc4 fkms_max_refresh_rate : 85 force_hotplug : 0 tv_norm : !!Module: vc4 fkms_max_refresh_rate : 85 force_hotplug : 0 tv_norm : !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/snd-rpi-simple Tree: !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/vc4_hdmi Tree: !!Card: /sys/class/sound/card2 Driver: /sys/bus/platform/drivers/vc4_hdmi Tree: !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 4 Aug 2 19:17 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 6 Aug 2 19:17 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 8 Aug 2 19:17 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 3 Aug 2 19:17 /dev/snd/pcmC0D0c crw-rw---- 1 root audio 116, 2 Aug 2 19:17 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 5 Aug 2 19:17 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 7 Aug 2 19:17 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 1 Aug 2 19:17 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Aug 2 19:17 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 100 Aug 2 19:17 . drwxr-xr-x 3 root root 240 Aug 2 19:17 .. lrwxrwxrwx 1 root root 12 Aug 2 19:17 platform-107c701400.hdmi -> ../controlC1 lrwxrwxrwx 1 root root 12 Aug 2 19:17 platform-107c706400.hdmi -> ../controlC2 lrwxrwxrwx 1 root root 12 Aug 2 19:17 platform-soc@107c000000:sound -> ../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: sndrpihifiberry [snd_rpi_hifiberry_dac8x], device 0: HiFiBerry DAC8xADC8x HiFi snd-soc-dummy-dai-0 [HiFiBerry DAC8xADC8x HiFi snd-soc-dummy-dai-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: vc4hdmi0 [vc4-hdmi-0], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: vc4hdmi1 [vc4-hdmi-1], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: sndrpihifiberry [snd_rpi_hifiberry_dac8x], device 0: HiFiBerry DAC8xADC8x HiFi snd-soc-dummy-dai-0 [HiFiBerry DAC8xADC8x HiFi snd-soc-dummy-dai-0] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card sndrpihifiberry Card sysdefault:0 'sndrpihifiberry'/'snd_rpi_hifiberry_dac8x' Mixer name : '' Components : '' Controls : 0 Simple ctrls : 0 !!-------Mixer controls for card vc4hdmi0 Card sysdefault:1 'vc4hdmi0'/'vc4-hdmi-0' Mixer name : '' Components : '' Controls : 6 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume Playback channels: Front Left - Front Right Limits: Playback 0 - 255 Mono: Front Left: Playback 255 [100%] [0.00dB] Front Right: Playback 255 [100%] [0.00dB] !!-------Mixer controls for card vc4hdmi1 Card sysdefault:2 'vc4hdmi1'/'vc4-hdmi-1' Mixer name : '' Components : '' Controls : 5 Simple ctrls : 0 !!Alsactl output !!-------------- --startcollapse-- state.sndrpihifiberry { control { } } state.vc4hdmi0 { control.1 { iface CARD name 'HDMI Jack' value false comment { access read type BOOLEAN count 1 } } control.2 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access 'read volatile' type INTEGER count 8 range '0 - 36' } } control.3 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.4 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name ELD value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } control.6 { iface MIXER name 'PCM Playback Volume' value.0 255 value.1 255 comment { access 'read write user' type INTEGER count 2 range '0 - 255' tlv '0000000100000008ffffec1400000014' dbmin -5100 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } } state.vc4hdmi1 { control.1 { iface CARD name 'HDMI Jack' value false comment { access read type BOOLEAN count 1 } } control.2 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access 'read volatile' type INTEGER count 8 range '0 - 36' } } control.3 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.4 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name ELD value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } --endcollapse-- !!All Loaded Modules !!------------------ aes_ce_blk aes_ce_cipher af_alg algif_hash algif_skcipher backlight binfmt_misc bluetooth bnep brcmfmac brcmfmac_wcc brcmutil btbcm cec cfg80211 designware_i2s dm_mod drm drm_display_helper drm_dma_helper drm_kms_helper drm_panel_orientation_quirks drm_shmem_helper ecc ecdh_generic fuse gf128mul ghash_ce gpio_keys gpu_sched hci_uart i2c_brcmstb i2c_dev ip_tables ipv6 libaes mc nvmem_rmem pisp_be raspberrypi_gpiomem raspberrypi_hwmon rfkill rp1_adc rp1_fw rp1_mailbox rp1_pio rpi_hevc_dec sha1_ce sha1_generic sha256_arm64 sha2_ce snd snd_bcm2835 snd_compress snd_pcm snd_pcm_dmaengine snd_soc_core snd_soc_hdmi_codec snd_soc_rpi_simple_soundcard snd_timer spi_bcm2835 spidev uio uio_pdrv_genirq v3d v4l2_mem2mem vc4 videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videodev x_tables !!ALSA/HDA dmesg !!-------------- [ 3.899816] systemd[1]: Detected architecture arm64. [ 3.909489] systemd[1]: Hostname set to . [ 4.190574] systemd[1]: Queued start job for default target multi-user.target. -- [ 4.667005] EXT4-fs (mmcblk0p2): re-mounted d4cc7d63-da78-48ad-9bdd-64ffbba449a8 r/w. [ 4.670956] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 4.686708] i2c_dev: i2c /dev entries driver -- [ 5.020923] mc: Linux media interface: v0.10 [ 5.035170] snd-rpi-simple soc@107c000000:sound: ADC8x detected: capture enabled [ 5.055492] videodev: Linux video capture interface: v2.00 -- [ 5.143036] input: vc4-hdmi-0 as /devices/platform/soc@107c000000/107c701400.hdmi/rc/rc0/input1 [ 5.170836] input: vc4-hdmi-0 HDMI Jack as /devices/platform/soc@107c000000/107c701400.hdmi/sound/card1/input2 [ 5.196348] vc4-drm axi:gpu: bound 107c701400.hdmi (ops vc4_hdmi_ops [vc4]) -- [ 5.201683] input: vc4-hdmi-1 as /devices/platform/soc@107c000000/107c706400.hdmi/rc/rc1/input3 [ 5.202491] input: vc4-hdmi-1 HDMI Jack as /devices/platform/soc@107c000000/107c706400.hdmi/sound/card2/input4 [ 5.203438] vc4-drm axi:gpu: bound 107c706400.hdmi (ops vc4_hdmi_ops [vc4]) !!Packages installed !!-------------------- ii alsa-tools 1.2.5-3 arm64 Console based ALSA utilities for specific hardware ii alsa-topology-conf 1.2.5.1-2 all ALSA topology configuration files ii alsa-ucm-conf 1.2.8-1 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.8-1 rpt1 arm64 Utilities for configuring and using ALSA