!!################################ !!ALSA Information Script v 0.5.1 !!################################ !!Script ran on: Sat May 10 16:43:25 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: 6.12.25 rpt-rpi-v8 Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.12.25 rpt-rpi-v8 Library version: 1.2.8 Utilities version: 1.2.8 !!Loaded ALSA modules !!------------------- vc4 (card 0) vc4 (card 1) !!Sound Servers on this system !!---------------------------- PipeWire: Installed - Yes (/usr/bin/pipewire) Running - Yes Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - No !!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 !!-------------------------------------- !!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: 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 |-- input6 | |-- capabilities | |-- device -> ../../card0 | |-- event6 | |-- 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 |-- input8 | |-- capabilities | |-- device -> ../../card1 | |-- event8 | |-- 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 May 5 21:34 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 5 May 5 21:34 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 2 May 5 21:34 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 4 May 5 21:34 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 May 5 21:34 /dev/snd/seq crw-rw---- 1 root audio 116, 33 May 5 21:34 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 May 5 21:34 . drwxr-xr-x 3 root root 180 May 5 21:34 .. lrwxrwxrwx 1 root root 12 May 5 21:34 platform-107c701400.hdmi -> ../controlC0 lrwxrwxrwx 1 root root 12 May 5 21:34 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 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 '0482000200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name ELD value '100008006a2200010000000000000000367430004d537461722044656d6f0907071117500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' 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 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 '0482000200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' 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 cuse 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 joydev libaes lz4_compress mc nvmem_rmem pisp_be pwm_fan raspberrypi_gpiomem raspberrypi_hwmon rfcomm rfkill rp1 rp1_adc rp1_mailbox rp1_pio rpi_hevc_dec sha1_ce sha1_generic sha256_arm64 sha2_ce 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 uio uio_pdrv_genirq v3d v4l2_mem2mem vc4 videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videodev x_tables zram !!ALSA/HDA dmesg !!-------------- [ 7.625704] input: vc4-hdmi-0 as /devices/platform/soc@107c000000/107c701400.hdmi/rc/rc0/input5 [ 7.626899] input: vc4-hdmi-0 HDMI Jack as /devices/platform/soc@107c000000/107c701400.hdmi/sound/card0/input6 [ 7.627995] vc4-drm axi:gpu: bound 107c701400.hdmi (ops vc4_hdmi_ops [vc4]) -- [ 7.630936] input: vc4-hdmi-1 as /devices/platform/soc@107c000000/107c706400.hdmi/rc/rc1/input7 [ 7.631643] input: vc4-hdmi-1 HDMI Jack as /devices/platform/soc@107c000000/107c706400.hdmi/sound/card1/input8 [ 7.632582] vc4-drm axi:gpu: bound 107c706400.hdmi (ops vc4_hdmi_ops [vc4]) -- [420664.438502] WARNING: CPU: 2 PID: 992 at drivers/gpu/drm/vc4/vc4_hdmi.c:726 vc4_hdmi_write_infoframe 0x3ec/0x460 [vc4] [420664.438559] Modules linked in: rfcomm snd_seq_dummy snd_hrtimer snd_seq snd_seq_device algif_hash algif_skcipher af_alg bnep binfmt_misc vc4 brcmfmac_wcc snd_soc_hdmi_codec drm_display_helper spidev joydev brcmfmac cec hci_uart rpi_hevc_dec drm_dma_helper brcmutil pisp_be btbcm snd_soc_core cfg80211 bluetooth v4l2_mem2mem aes_ce_blk aes_ce_cipher videobuf2_dma_contig ghash_ce gf128mul videobuf2_memops snd_compress sha2_ce snd_pcm_dmaengine videobuf2_v4l2 sha256_arm64 snd_pcm sha1_ce videodev ecdh_generic v3d snd_timer ecc videobuf2_common rfkill snd sha1_generic libaes mc gpu_sched raspberrypi_hwmon spi_bcm2835 gpio_keys i2c_brcmstb drm_shmem_helper drm_kms_helper pwm_fan rp1_pio rp1_adc rp1_mailbox rp1 raspberrypi_gpiomem nvmem_rmem uio_pdrv_genirq uio zram lz4_compress cuse i2c_dev fuse drm drm_panel_orientation_quirks backlight dm_mod ip_tables x_tables ipv6 [420664.438669] CPU: 2 UID: 1000 PID: 992 Comm: pipewire Not tainted 6.12.25 rpt-rpi-v8 #1 Debian 1:6.12.25-1 rpt1 -- [420664.438785] write_device_infoframe 0xa8/0x168 [drm_display_helper] [420664.438798] drm_atomic_helper_connector_hdmi_update_audio_infoframe 0x8c/0xb8 [drm_display_helper] [420664.438802] vc4_hdmi_audio_prepare 0x654/0xf80 [vc4] [420664.438820] hdmi_codec_prepare 0xf4/0x158 [snd_soc_hdmi_codec] [420664.438828] snd_soc_pcm_dai_prepare 0x80/0x120 [snd_soc_core] [420664.438921] __soc_pcm_prepare 0x4c/0x120 [snd_soc_core] [420664.438945] soc_pcm_prepare 0x38/0x68 [snd_soc_core] [420664.438972] snd_pcm_do_prepare 0x38/0x60 [snd_pcm] [420664.439019] snd_pcm_action_single 0x50/0xb8 [snd_pcm] [420664.439037] snd_pcm_action_nonatomic 0xa8/0xb8 [snd_pcm] [420664.439048] snd_pcm_prepare 0x94/0xf8 [snd_pcm] [420664.439060] snd_pcm_common_ioctl 0xe2c/0x1800 [snd_pcm] [420664.439071] snd_pcm_ioctl 0x38/0x58 [snd_pcm] [420664.439081] __arm64_sys_ioctl 0xb4/0x100 !!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 arm64 Utilities for configuring and using ALSA