!!################################ !!ALSA Information Script v 0.5.1 !!################################ !!Script ran on: Mon Jun 9 21:19:37 UTC 2025 !!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: 6.12.25 rpt-rpi-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.12.25 rpt-rpi-v7 Library version: 1.2.8 Utilities version: 1.2.8 !!Loaded ALSA modules !!------------------- vc4 (card 0) snd_soc_rpi_simple_soundcard (card 1) !!Sound Servers on this system !!---------------------------- PipeWire: Installed - Yes (/usr/bin/pipewire) Running - Yes No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [vc4hdmi ]: vc4-hdmi - vc4-hdmi vc4-hdmi 1 [sndrpihifiberry]: RPi-simple - snd_rpi_hifiberry_dac snd_rpi_hifiberry_dac !!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 snd_bcm2835: enable_headphones=0 snd_bcm2835: enable_hdmi=0 !!Loaded sound module options !!--------------------------- !!Module: vc4 fkms_max_refresh_rate : 85 force_hotplug : 0 tv_norm : !!Module: snd_soc_rpi_simple_soundcard * : !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/vc4_hdmi Tree: /sys/class/sound/card0 |-- controlC0 | |-- dev | |-- device -> ../../card0 | |-- power | |-- subsystem -> ../../../../../../../class/sound | `-- uevent |-- device -> ../../../3f902000.hdmi |-- id |-- input1 | |-- capabilities | |-- device -> ../../card0 | |-- event1 | |-- id | |-- inhibited | |-- modalias | |-- name | |-- phys | |-- power | |-- properties | |-- subsystem -> ../../../../../../../class/input | |-- uevent | `-- uniq |-- number |-- pcmC0D0p | |-- dev | |-- device -> ../../card0 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../class/sound | `-- uevent |-- power | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_time | |-- runtime_status | `-- runtime_suspended_time |-- subsystem -> ../../../../../../class/sound `-- uevent !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/snd-rpi-simple Tree: /sys/class/sound/card1 |-- controlC1 | |-- dev | |-- device -> ../../card1 | |-- power | |-- subsystem -> ../../../../../../../class/sound | `-- uevent |-- device -> ../../../soc:sound |-- id |-- number |-- pcmC1D0p | |-- dev | |-- device -> ../../card1 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../class/sound | `-- uevent |-- power | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_time | |-- runtime_status | `-- runtime_suspended_time |-- subsystem -> ../../../../../../class/sound `-- uevent !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 3 Jun 8 22:48 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 5 Jun 8 22:48 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 2 Jun 8 22:48 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 4 Jun 8 22:48 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Jun 8 22:48 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jun 8 22:48 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Jun 8 22:48 . drwxr-xr-x 3 root root 180 Jun 8 22:48 .. lrwxrwxrwx 1 root root 12 Jun 8 22:48 platform-3f902000.hdmi -> ../controlC0 lrwxrwxrwx 1 root root 12 Jun 8 22:48 platform-soc:sound -> ../controlC1 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) pcm.!default { type plug slave.pcm plugequal; } ctl.!default { type hw card 0 } ctl.equal { type equal; } pcm.plugequal { type equal; slave.pcm "plughw:0,0"; } pcm.equal { type plug; slave.pcm plugequal; } pcm.hifiberry { type hw card 0 } pcm.!default { type plug slave.pcm "dmixer" } pcm.dmixer { type dmix ipc_key 1024 slave { pcm "hifiberry" channels 2 } } ctl.dmixer { type hw card 0 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: vc4hdmi [vc4-hdmi], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: sndrpihifiberry [snd_rpi_hifiberry_dac], device 0: HifiBerry DAC HiFi pcm5102a-hifi-0 [HifiBerry DAC HiFi pcm5102a-hifi-0] Subdevices: 0/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** !!Amixer output !!------------- !!-------Mixer controls for card vc4hdmi Card sysdefault:0 'vc4hdmi'/'vc4-hdmi' 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 sndrpihifiberry Card sysdefault:1 'sndrpihifiberry'/'snd_rpi_hifiberry_dac' Mixer name : '' Components : '' Controls : 1 Simple ctrls : 1 Simple mixer control 'DSPVolume',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 255 Front Left: 255 [100%] Front Right: 255 [100%] !!Alsactl output !!-------------- --startcollapse-- state.vc4hdmi { 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.sndrpihifiberry { control.1 { iface MIXER name DSPVolume value.0 255 value.1 255 comment { access 'read write user' type INTEGER count 2 range '0 - 255' tlv '0000000100000008ffffdcc400000023' dbmin -9020 dbmax -95 dbvalue.0 -95 dbvalue.1 -95 } } } --endcollapse-- !!All Loaded Modules !!------------------ aes_arm aes_arm_bs af_alg algif_hash algif_skcipher async_memcpy async_pq async_raid6_recov async_tx async_xor backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 binfmt_misc bluetooth bnep brcmfmac brcmfmac_wcc brcmutil btbcm cec cfg80211 cmac cryptd crypto_simd dm_mod drm drm_display_helper drm_dma_helper drm_kms_helper drm_panel_orientation_quirks ecc ecdh_generic fixed fuse hci_uart i2c_bcm2835 i2c_dev ip_tables ipv6 mc md_mod raid0 raid1 raid10 raid456 raid6_pq raspberrypi_gpiomem raspberrypi_hwmon rfcomm rfkill sg snd snd_bcm2835 snd_compress snd_hrtimer snd_pcm snd_pcm_dmaengine snd_seq snd_seq_device snd_seq_dummy snd_soc_bcm2835_i2s snd_soc_core snd_soc_hdmi_codec snd_soc_pcm5102a snd_soc_rpi_simple_soundcard snd_timer spi_bcm2835 spidev uas uio uio_pdrv_genirq v4l2_mem2mem vc4 vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables xor xor_neon !!ALSA/HDA dmesg !!-------------- [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_headphones=0 cgroup_disable=memory snd_bcm2835.enable_hdmi=0 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=tty1,tty2 root=PARTUUID=8c77e72c-02 rootfstype=ext4 fsck.repair=yes rootwait cfg80211.ieee80211_regdom=DE [ 0.000000] cgroup: Disabling memory control group subsystem -- [ 3.388398] input: vc4-hdmi as /devices/platform/soc/3f902000.hdmi/rc/rc0/input0 [ 3.391467] input: vc4-hdmi HDMI Jack as /devices/platform/soc/3f902000.hdmi/sound/card0/input1 [ 3.394101] vc4-drm soc:gpu: bound 3f902000.hdmi (ops vc4_hdmi_ops [vc4]) -- [ 16.685519] systemd-journald[276]: File /var/log/journal/5ae758ed402443c4a4070c46dfad5f4f/system.journal corrupted or uncleanly shut down, renaming and replacing. [ 18.061141] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 18.069300] rpi-gpiomem 3f200000.gpiomem: window base 0x3f200000 size 0x00001000 !!Packages installed !!-------------------- 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 armhf Utilities for configuring and using ALSA