!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Sat Aug 5 08:59:01 UTC 2023 !!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: 5.15.76-v8 Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.15.76-v8 Library version: 1.2.4 Utilities version: 1.2.4 !!Loaded ALSA modules !!------------------- snd_bcm2835 vc4 vc4 !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 1 [Headphones ]: bcm2835_headpho - bcm2835 Headphones bcm2835 Headphones 2 [vc4hdmi0 ]: vc4-hdmi - vc4-hdmi-0 vc4-hdmi-0 3 [vc4hdmi1 ]: vc4-hdmi - vc4-hdmi-1 vc4-hdmi-1 !!PCI Soundcards installed in the system !!-------------------------------------- !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_usb_audio: index=0 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_bcm2835: index=1 snd_bcm2835: enable_compat_alsa=0 snd_bcm2835: enable_hdmi=1 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y force_bulk : N !!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) !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 32 Aug 5 09:58 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Aug 5 09:58 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 96 Aug 5 09:58 /dev/snd/controlC3 crw-rw---- 1 root audio 116, 48 Aug 5 09:58 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 80 Aug 5 09:58 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 112 Aug 5 09:58 /dev/snd/pcmC3D0p crw-rw---- 1 root audio 116, 1 Aug 5 09:58 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Aug 5 09:58 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 100 Aug 5 09:58 . drwxr-xr-x 3 root root 220 Aug 5 09:58 .. lrwxrwxrwx 1 root root 12 Aug 5 09:58 platform-bcm2835_audio -> ../controlC1 lrwxrwxrwx 1 root root 12 Aug 5 09:58 platform-fef00700.hdmi -> ../controlC2 lrwxrwxrwx 1 root root 12 Aug 5 09:58 platform-fef05700.hdmi -> ../controlC3 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) # The IPC key of dmix or dsnoop plugin must be unique # If 555555 or 666666 is used by other processes, use another one # use samplerate to resample as speexdsp resample is bad defaults.pcm.rate_converter "samplerate" pcm.softvol { type softvol slave { pcm "dmix0" } control { name "Master" card 0 } } pcm.!default { type plug slave.pcm "softvol" } pcm.!default { type asym playback.pcm "playback" capture.pcm "capture" } pcm.playback { type plug slave.pcm "dmix0" } pcm.capture { type plug slave.pcm "array" } pcm.captureloop { type plug slave.pcm "loopback" } pcm.dmixed { type dmix slave.pcm "hw:0,0" ipc_key 555555 } pcm.array { type dsnoop slave { pcm "hw:0,0" channels 2 } ipc_key 666666 } pcm.dmix0 { type dmix ipc_key 219345 # any unique number here slave { pcm "hw:Loopback,0" period_time 0 buffer_time 0 period_size 2048 # jm: much smoother than 1024/8192! buffer_size 32768 rate 96000 } bindings { 0 0 # from 0 => to 0 1 1 # from 1 => to 1 } } pcm.loopback { type dsnoop ipc_key 219346 # any unique number here slave { pcm "hw:0,0,0" channels 2 } } #pcm.!default { # type plug # slave.pcm "dmix0" #} #ctl.!default { # type hw # card Loopback #} defaults.pcm.card 0 defaults.ctl.card 0 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 1: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] Subdevices: 8/8 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 Subdevice #4: subdevice #4 Subdevice #5: subdevice #5 Subdevice #6: subdevice #6 Subdevice #7: subdevice #7 card 2: vc4hdmi0 [vc4-hdmi-0], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 3: 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 Headphones Card hw:1 'Headphones'/'bcm2835 Headphones' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'Headphone',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback 0 [96%] [0.00dB] [on] !!-------Mixer controls for card vc4hdmi0 Card hw:2 'vc4hdmi0'/'vc4-hdmi-0' Mixer name : '' Components : '' Controls : 4 Simple ctrls : 0 !!-------Mixer controls for card vc4hdmi1 Card hw:3 'vc4hdmi1'/'vc4-hdmi-1' Mixer name : '' Components : '' Controls : 4 Simple ctrls : 0 !!Alsactl output !!-------------- --startcollapse-- state.Headphones { control.1 { iface MIXER name 'Headphone Playback Volume' value 0 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 0 } } control.2 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } state.vc4hdmi0 { control.1 { 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.2 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.3 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.4 { iface PCM name ELD value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } state.vc4hdmi1 { control.1 { 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.2 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.3 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.4 { iface PCM name ELD value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 brcmfmac brcmutil cec cfg80211 drm drm_kms_helper drm_panel_orientation_quirks fb_sys_fops fuse garp gpu_sched i2c_bcm2835 i2c_brcmstb i2c_dev ip_tables ipv6 llc mc nf_conntrack nf_defrag_ipv4 nf_defrag_ipv6 nf_nat nf_tables nfnetlink nft_chain_nat nft_compat nft_counter nvmem_rmem raspberrypi_hwmon rfkill rpivid_hevc snd snd_bcm2835 snd_compress snd_pcm snd_pcm_dmaengine snd_pcm_oss snd_soc_core snd_soc_hdmi_codec snd_timer stp syscopyarea sysfillrect sysimgblt uio uio_pdrv_genirq v3d v4l2_mem2mem vc4 vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables xt_MASQUERADE xt_nat xt_tcpudp !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 996912 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 smsc95xx.macaddr=E4:5F:01:B8:C1:9E vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=f353b307-02 rootfstype=ext4 fsck.repair=yes rootwait [ 0.000000] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) -- [ 3.320864] systemd[1]: Finished Load Kernel Module drm. [ 3.360674] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 3.361857] snd_bcm2835: unknown parameter 'index' ignored [ 3.369257] systemd[1]: Finished File System Check on Root Device. -- [ 10.878799] bcmgenet fd580000.ethernet eth0: Link is Up - 1Gbps/Full - flow control rx/tx [ 13.437061] hdmi-audio-codec hdmi-audio-codec.0.auto: ASoC: error at snd_soc_dai_startup on i2s-hifi: -19 [ 13.437146] MAI: soc_pcm_open() failed (-19) [ 13.437524] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_dai_startup on i2s-hifi: -19 [ 13.437594] MAI: soc_pcm_open() failed (-19) [ 13.495615] hdmi-audio-codec hdmi-audio-codec.0.auto: ASoC: error at snd_soc_dai_startup on i2s-hifi: -19 [ 13.495747] MAI: soc_pcm_open() failed (-19) [ 13.495867] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_dai_startup on i2s-hifi: -19 [ 13.495907] MAI: soc_pcm_open() failed (-19) !!Packages installed !!-------------------- ii alsa-tools 1.2.2-1 arm64 Console based ALSA utilities for specific hardware ii alsa-utils 1.2.4-1 rpt1 arm64 Utilities for configuring and using ALSA