!!################################ !!ALSA Information Script v 0.5.0 !!################################ !!Script ran on: Fri Jun 4 11:12:19 UTC 2021 !!Linux Distribution !!------------------ Debian GNU/Linux 10 \n \l PRETTY_NAME="Debian GNU/Linux 10 (buster)" 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: 5.4.24-2.1.0 ge821f008f350 Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.4.24-2.1.0 ge821f008f350 Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [wm8731audio ]: wm8731-audio - wm8731-audio wm8731-audio !!PCI Soundcards installed in the system !!-------------------------------------- !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_usb_audio: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 !!Loaded sound module options !!--------------------------- !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/asoc-simple-card Tree: !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 4 Jun 4 10:34 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 3 Jun 4 10:34 /dev/snd/pcmC0D0c crw-rw---- 1 root audio 116, 2 Jun 4 10:34 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 33 Jun 4 10:34 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Jun 4 10:34 . drwxr-xr-x 3 root root 140 Jun 4 10:34 .. lrwxrwxrwx 1 root root 12 Jun 4 10:34 platform-sound-wm8731 -> ../controlC0 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) #/etc/asound.conf #### PLAYER 1 ###### pcm.player1 { type softvol slave.pcm "player1v" control.name "p1.m" control.card 0 resolution 2 } pcm.player1v { type softvol slave { pcm "1out" } control { name "p1.v" card 0 } } pcm.1out { type dmix ipc_key 87882222 ipc_key_add_uid false ipc_perm 0666 slave { pcm "hw:0" rate 48000 period_size 128 buffer_size 512 format S32_LE } } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: wm8731audio [wm8731-audio], device 0: 30020000.sai-wm8731-hifi wm8731-hifi-0 [] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: wm8731audio [wm8731-audio], device 0: 30020000.sai-wm8731-hifi wm8731-hifi-0 [] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card wm8731audio Card hw:0 'wm8731audio'/'wm8731-audio' Mixer name : '' Components : '' Controls : 16 Simple ctrls : 16 Simple mixer control 'Master',0 Capabilities: pvolume Playback channels: Front Left - Front Right Limits: Playback 0 - 127 Mono: Front Left: Playback 127 [100%] [6.00dB] Front Right: Playback 127 [100%] [6.00dB] Simple mixer control 'Master Playback ZC',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [on] Front Right: Playback [on] Simple mixer control 'Sidetone',0 Capabilities: pvolume pvolume-joined Playback channels: Mono Limits: Playback 0 - 3 Mono: Playback 3 [100%] [-6.00dB] Simple mixer control 'Line',0 Capabilities: cswitch Capture channels: Front Left - Front Right Front Left: Capture [off] Front Right: Capture [off] Simple mixer control 'Mic',0 Capabilities: cswitch cswitch-joined Capture channels: Mono Mono: Capture [off] Simple mixer control 'Mic Boost',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 1 Mono: 0 [0%] [0.00dB] Simple mixer control 'Playback Deemphasis',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Capture',0 Capabilities: cvolume Capture channels: Front Left - Front Right Limits: Capture 0 - 31 Front Left: Capture 31 [100%] [12.00dB] Front Right: Capture 31 [100%] [12.00dB] Simple mixer control 'ADC High Pass Filter',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Input Mux',0 Capabilities: enum Items: 'Line In' 'Mic' Item0: 'Line In' Simple mixer control 'Output Mixer HiFi',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Output Mixer Line Bypass',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Output Mixer Mic Sidetone',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Store DC Offset',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'p1.m',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [on] Front Right: Playback [on] Simple mixer control 'p1.v',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 255 Front Left: 158 [62%] Front Right: 158 [62%] !!Alsactl output !!-------------- --startcollapse-- state.wm8731audio { control.1 { iface MIXER name 'Master Playback Volume' value.0 127 value.1 127 comment { access 'read write' type INTEGER count 2 range '0 - 127' dbmin -9999999 dbmax 600 dbvalue.0 600 dbvalue.1 600 } } control.2 { iface MIXER name 'Master Playback ZC Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.3 { iface MIXER name 'Capture Volume' value.0 31 value.1 31 comment { access 'read write' type INTEGER count 2 range '0 - 31' dbmin -3450 dbmax 1200 dbvalue.0 1200 dbvalue.1 1200 } } control.4 { iface MIXER name 'Line Capture Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.5 { iface MIXER name 'Mic Boost Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 1' dbmin 0 dbmax 2000 dbvalue.0 0 } } control.6 { iface MIXER name 'Mic Capture Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.7 { iface MIXER name 'Sidetone Playback Volume' value 3 comment { access 'read write' type INTEGER count 1 range '0 - 3' dbmin -1500 dbmax -600 dbvalue.0 -600 } } control.8 { iface MIXER name 'ADC High Pass Filter Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.9 { iface MIXER name 'Store DC Offset Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.10 { iface MIXER name 'Playback Deemphasis Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.11 { iface MIXER name 'Output Mixer Line Bypass Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.12 { iface MIXER name 'Output Mixer Mic Sidetone Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.13 { iface MIXER name 'Output Mixer HiFi Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.14 { iface MIXER name 'Input Mux' value 'Line In' comment { access 'read write' type ENUMERATED count 1 item.0 'Line In' item.1 Mic } } control.15 { iface MIXER name 'p1.v' value.0 158 value.1 158 comment { access 'read write user' type INTEGER count 2 range '0 - 255' tlv '0000000100000008ffffec1400000014' dbmin -5100 dbmax 0 dbvalue.0 -1940 dbvalue.1 -1940 } } control.16 { iface MIXER name 'p1.m' value.0 true value.1 true comment { access 'read write user' type BOOLEAN count 2 } } } --endcollapse-- !!All Loaded Modules !!------------------ !!ALSA/HDA dmesg !!-------------- [ 2.744390] mmc1: SDHCI controller on 30b50000.mmc [30b50000.mmc] using ADMA [ 2.752998] debugfs: Directory '30020000.sai' with parent 'wm8731-audio' already present! [ 2.761604] asoc-simple-card sound-wm8731: wm8731-hifi <-> 30020000.sai mapping ok [ 2.769251] asoc-simple-card sound-wm8731: ASoC: no DMI vendor name! [ 2.782224] input: bd718xx-pwrkey as /devices/platform/soc@0/30800000.bus/30a20000.i2c/i2c-0/0-004b/gpio-keys.1.auto/input/input0 [ 2.794790] snvs_rtc 30370000.snvs:snvs-rtc-lp: setting system clock to 2021-06-04T10:34:21 UTC (1622802861) [ 2.808024] ALSA device list: [ 2.810997] #0: wm8731-audio [ 2.823297] EXT4-fs (mmcblk2p2): mounted filesystem with ordered data mode. Opts: (null) !!Packages installed !!-------------------- ii alsa-utils 1.1.8-2 arm64 Utilities for configuring and using ALSA