!!################################ !!ALSA Information Script v 0.5.3 !!################################ !!Script ran on: Wed Jun 11 05:31:10 UTC 2025 !!Linux Distribution !!------------------ !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!ACPI SoundWire Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: #1 SMP PREEMPT_DYNAMIC Mon Feb 17 23:58:52 UTC 2025 Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.6.78_1 Library version: Utilities version: 1.2.14 !!Loaded ALSA modules !!------------------- vc4 (card 0) vc4 (card 1) !!Sound Servers on this system !!---------------------------- PipeWire: Installed - Yes (/usr/bin/pipewire) Running - Yes No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [vc4hdmi0 ]: vc4-hdmi - vc4-hdmi-0 vc4-hdmi-0 1 [vc4hdmi1 ]: vc4-hdmi - vc4-hdmi-1 vc4-hdmi-1 !!PCI Soundcards installed in the system !!-------------------------------------- !!Loaded sound module options !!--------------------------- !!Module: vc4 fkms_max_refresh_rate : 85 force_hotplug : 0 tv_norm : (null) !!Module: vc4 fkms_max_refresh_rate : 85 force_hotplug : 0 tv_norm : (null) !!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 -> ../../../107c701400.hdmi |-- id |-- input2 | |-- capabilities | |-- device -> ../../card0 | |-- event2 | |-- 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/vc4_hdmi Tree: /sys/class/sound/card1 |-- controlC1 | |-- dev | |-- device -> ../../card1 | |-- power | |-- subsystem -> ../../../../../../../class/sound | `-- uevent |-- device -> ../../../107c706400.hdmi |-- id |-- input4 | |-- capabilities | |-- device -> ../../card1 | |-- event4 | |-- id | |-- inhibited | |-- modalias | |-- name | |-- phys | |-- power | |-- properties | |-- subsystem -> ../../../../../../../class/input | |-- uevent | `-- uniq |-- 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 11 07:22 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 5 Jun 11 07:22 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 2 Jun 11 07:22 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 4 Jun 11 07:22 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Jun 11 07:22 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jun 11 07:22 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Jun 11 07:22 . drwxr-xr-x 3 root root 180 Jun 11 07:22 .. lrwxrwxrwx 1 root root 12 Jun 11 07:22 platform-107c701400.hdmi -> ../controlC0 lrwxrwxrwx 1 root root 12 Jun 11 07:22 platform-107c706400.hdmi -> ../controlC1 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: vc4hdmi0 [vc4-hdmi-0], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: 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 **** !!Amixer output !!------------- !!-------Mixer controls for card vc4hdmi0 Card sysdefault:0 'vc4hdmi0'/'vc4-hdmi-0' Mixer name : '' Components : '' Controls : 5 Simple ctrls : 0 !!-------Mixer controls for card vc4hdmi1 Card sysdefault:1 'vc4hdmi1'/'vc4-hdmi-1' Mixer name : '' Components : '' Controls : 5 Simple ctrls : 0 !!Alsactl output !!-------------- --startcollapse-- state.vc4hdmi0 { control.1 { iface CARD name 'HDMI Jack' value true 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 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 '0482000200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name ELD value '100007006712000100000000000000004c2d340d433332463339310907070000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } 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 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 !!------------------ 8021q aes_ce_blk aes_ce_cipher af_alg af_packet algif_hash algif_skcipher backlight bluetooth bnep brcmfmac brcmfmac_wcc brcmutil btbcm cec cfg80211 crct10dif_ce cuse drm drm_display_helper drm_dma_helper drm_kms_helper drm_panel_orientation_quirks drm_shmem_helper ecc ecdh_generic fuse garp ghash_ce gpio_keys gpu_sched hci_uart hci_vhci i2c_brcmstb ip6_tables ip6table_filter ip6table_mangle ip6table_raw ip_tables iptable_filter iptable_mangle iptable_nat iptable_raw joydev llc mc nf_conntrack nf_defrag_ipv4 nf_defrag_ipv6 nf_nat nls_ascii nls_cp437 nvmem_rmem pisp_be polyval_ce polyval_generic ppp_generic pwm_fan raspberrypi_gpiomem raspberrypi_hwmon rfcomm rfkill rp1 rp1_adc rp1_mailbox rp1_pio rpivid_hevc sha1_ce sha256_arm64 sha2_ce slhc sm4 snd snd_compress snd_hrtimer snd_pcm snd_pcm_dmaengine snd_seq snd_seq_device snd_seq_dummy snd_soc_core snd_soc_hdmi_codec snd_timer spi_bcm2835 spidev stp tap tls tun uhid uinput uio uio_pdrv_genirq v3d v4l2_mem2mem vc4 vhost vhost_iotlb vhost_net vhost_vsock videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videodev vmw_vsock_virtio_transport_common vsock x_tables !!ALSA/HDA dmesg !!-------------- [ 1.819768] input: vc4-hdmi-0 as /devices/platform/soc/107c701400.hdmi/rc/rc0/input1 [ 1.820867] input: vc4-hdmi-0 HDMI Jack as /devices/platform/soc/107c701400.hdmi/sound/card0/input2 [ 1.822440] vc4-drm axi:gpu: bound 107c701400.hdmi (ops vc4_hdmi_ops [vc4]) -- [ 1.823717] input: vc4-hdmi-1 as /devices/platform/soc/107c706400.hdmi/rc/rc1/input3 [ 1.824626] input: vc4-hdmi-1 HDMI Jack as /devices/platform/soc/107c706400.hdmi/sound/card1/input4 [ 1.825621] vc4-drm axi:gpu: bound 107c706400.hdmi (ops vc4_hdmi_ops [vc4])