!!################################ !!ALSA Information Script v 0.5.0 !!################################ !!Script ran on: Mon Nov 15 14:00:28 UTC 2021 !!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: 5.10.63-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.10.63-v7 Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 (card 0) snd_bcm2835 (card 1) snd_soc_simple_card (card 2) !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [b1 ]: bcm2835_hdmi - bcm2835 HDMI 1 bcm2835 HDMI 1 1 [Headphones ]: bcm2835_headpho - bcm2835 Headphones bcm2835 Headphones 2 [seeed2micvoicec]: seeed-2mic-voic - seeed-2mic-voicecard seeed-2mic-voicecard !!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 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: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y force_bulk : N !!Module: snd_soc_simple_card * : !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/bcm2835_audio Tree: !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/bcm2835_audio Tree: !!Card: /sys/class/sound/card2 Driver: /sys/bus/platform/drivers/asoc-simple-card Tree: !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Nov 15 08:16 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Nov 15 08:16 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Nov 15 08:16 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 16 Nov 15 08:16 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 48 Nov 15 08:16 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 88 Nov 15 08:16 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 80 Nov 15 08:16 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 1 Nov 15 08:16 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Nov 15 08:16 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Nov 15 08:16 . drwxr-xr-x 3 root root 240 Nov 15 08:16 .. lrwxrwxrwx 1 root root 12 Nov 15 08:16 platform-bcm2835_audio -> ../controlC0 lrwxrwxrwx 1 root root 12 Nov 15 08:16 platform-soc:sound -> ../controlC2 !!ALSA configuration files !!------------------------ !!User specific config file (~/.asoundrc) pcm.!default { type asym capture.pcm "mic" playback.pcm "speaker" } pcm.mic { type plug slave { pcm "hw:2,0" } } pcm.speaker { type plug slave { pcm "hw:2,0" } } !!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.!default { type asym playback.pcm "playback" capture.pcm "capture" } pcm.playback { type plug slave.pcm "dmixed" } pcm.capture { type plug slave.pcm "array" } pcm.dmixed { type dmix slave.pcm "hw:seeed2micvoicec" ipc_key 555555 } pcm.array { type dsnoop slave { pcm "hw:seeed2micvoicec" channels 2 } ipc_key 666666 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: b1 [bcm2835 HDMI 1], device 0: bcm2835 HDMI 1 [bcm2835 HDMI 1] Subdevices: 4/4 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 card 1: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] Subdevices: 4/4 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 card 2: seeed2micvoicec [seeed-2mic-voicecard], device 0: bcm2835-i2s-wm8960-hifi wm8960-hifi-0 [bcm2835-i2s-wm8960-hifi wm8960-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 2: seeed2micvoicec [seeed-2mic-voicecard], device 0: bcm2835-i2s-wm8960-hifi wm8960-hifi-0 [bcm2835-i2s-wm8960-hifi wm8960-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card b1 Card hw:0 'b1'/'bcm2835 HDMI 1' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'HDMI',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 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 seeed2micvoicec Card hw:2 'seeed2micvoicec'/'seeed-2mic-voicecard' Mixer name : '' Components : '' Controls : 58 Simple ctrls : 51 Simple mixer control 'Headphone',0 Capabilities: pvolume Playback channels: Front Left - Front Right Limits: Playback 0 - 127 Mono: Front Left: Playback 0 [0%] [-99999.99dB] Front Right: Playback 0 [0%] [-99999.99dB] Simple mixer control 'Headphone Playback ZC',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [off] Front Right: Playback [off] Simple mixer control 'Speaker',0 Capabilities: pvolume Playback channels: Front Left - Front Right Limits: Playback 0 - 127 Mono: Front Left: Playback 122 [96%] [1.00dB] Front Right: Playback 122 [96%] [1.00dB] Simple mixer control 'Speaker AC',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 5 Mono: 4 [80%] Simple mixer control 'Speaker DC',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 5 Mono: 4 [80%] Simple mixer control 'Speaker Playback ZC',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [on] Front Right: Playback [on] Simple mixer control 'PCM Playback -6dB',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Mono Output Mixer Left',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Mono Output Mixer Right',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Playback',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 255 Front Left: 255 [100%] [0.00dB] Front Right: 255 [100%] [0.00dB] Simple mixer control 'Capture',0 Capabilities: cvolume cswitch Capture channels: Front Left - Front Right Limits: Capture 0 - 63 Front Left: Capture 53 [84%] [22.50dB] [on] Front Right: Capture 53 [84%] [22.50dB] [on] Simple mixer control '3D',0 Capabilities: volume volume-joined pswitch pswitch-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 15 Mono: 0 [0%] Playback [off] Simple mixer control '3D Filter Lower Cut-Off',0 Capabilities: enum Items: 'Low' 'High' Item0: 'Low' Simple mixer control '3D Filter Upper Cut-Off',0 Capabilities: enum Items: 'High' 'Low' Item0: 'High' Simple mixer control 'ADC Data Output Select',0 Capabilities: enum Items: 'Left Data = Left ADC; Right Data = Right ADC' 'Left Data = Left ADC; Right Data = Left ADC' 'Left Data = Right ADC; Right Data = Right ADC' 'Left Data = Right ADC; Right Data = Left ADC' Item0: 'Left Data = Left ADC; Right Data = Right ADC' Simple mixer control 'ADC High Pass Filter',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'ADC PCM',0 Capabilities: cvolume Capture channels: Front Left - Front Right Limits: Capture 0 - 255 Front Left: Capture 195 [76%] [0.00dB] Front Right: Capture 195 [76%] [0.00dB] Simple mixer control 'ADC Polarity',0 Capabilities: enum Items: 'No Inversion' 'Left Inverted' 'Right Inverted' 'Stereo Inversion' Item0: 'No Inversion' Simple mixer control 'ALC Attack',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 15 Mono: 2 [13%] Simple mixer control 'ALC Decay',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 15 Mono: 3 [20%] Simple mixer control 'ALC Function',0 Capabilities: enum Items: 'Off' 'Right' 'Left' 'Stereo' Item0: 'Off' Simple mixer control 'ALC Hold Time',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 15 Mono: 0 [0%] Simple mixer control 'ALC Max Gain',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 7 [100%] Simple mixer control 'ALC Min Gain',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] Simple mixer control 'ALC Mode',0 Capabilities: enum Items: 'ALC' 'Limiter' Item0: 'ALC' Simple mixer control 'ALC Target',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 15 Mono: 4 [27%] Simple mixer control 'DAC Deemphasis',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'DAC Mono Mix',0 Capabilities: enum Items: 'Stereo' 'Mono' Item0: 'Stereo' Simple mixer control 'DAC Polarity',0 Capabilities: enum Items: 'No Inversion' 'Left Inverted' 'Right Inverted' 'Stereo Inversion' Item0: 'No Inversion' Simple mixer control 'Left Boost Mixer LINPUT1',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Left Boost Mixer LINPUT2',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Left Boost Mixer LINPUT3',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Left Input Boost Mixer LINPUT1',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 3 Mono: 3 [100%] [29.00dB] Simple mixer control 'Left Input Boost Mixer LINPUT2',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] [-99999.99dB] Simple mixer control 'Left Input Boost Mixer LINPUT3',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] [-99999.99dB] Simple mixer control 'Left Input Mixer Boost',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Left Output Mixer Boost Bypass',0 Capabilities: volume volume-joined pswitch pswitch-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] [-21.00dB] Playback [off] Simple mixer control 'Left Output Mixer LINPUT3',0 Capabilities: volume volume-joined pswitch pswitch-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] [-21.00dB] Playback [off] Simple mixer control 'Left Output Mixer PCM',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Noise Gate',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Noise Gate Threshold',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 31 Mono: 0 [0%] Simple mixer control 'Right Boost Mixer RINPUT1',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Right Boost Mixer RINPUT2',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Right Boost Mixer RINPUT3',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Right Input Boost Mixer RINPUT1',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 3 Mono: 3 [100%] [29.00dB] Simple mixer control 'Right Input Boost Mixer RINPUT2',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] [-99999.99dB] Simple mixer control 'Right Input Boost Mixer RINPUT3',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 0 [0%] [-99999.99dB] Simple mixer control 'Right Input Mixer Boost',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Right Output Mixer Boost Bypass',0 Capabilities: volume volume-joined pswitch pswitch-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 5 [71%] [-6.00dB] Playback [off] Simple mixer control 'Right Output Mixer PCM',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Right Output Mixer RINPUT3',0 Capabilities: volume volume-joined pswitch pswitch-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 7 Mono: 2 [29%] [-15.00dB] Playback [off] !!Alsactl output !!-------------- --startcollapse-- state.b1 { control.1 { iface MIXER name 'HDMI 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 'HDMI Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } 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.seeed2micvoicec { control.1 { iface MIXER name 'Capture Volume' value.0 53 value.1 53 comment { access 'read write' type INTEGER count 2 range '0 - 63' dbmin -1725 dbmax 3000 dbvalue.0 2250 dbvalue.1 2250 } } control.2 { iface MIXER name 'Capture Volume ZC Switch' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 1' } } control.3 { iface MIXER name 'Capture Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.4 { iface MIXER name 'Left Input Boost Mixer LINPUT3 Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -9999999 dbmax 600 dbvalue.0 -9999999 } } control.5 { iface MIXER name 'Left Input Boost Mixer LINPUT2 Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -9999999 dbmax 600 dbvalue.0 -9999999 } } control.6 { iface MIXER name 'Right Input Boost Mixer RINPUT3 Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -9999999 dbmax 600 dbvalue.0 -9999999 } } control.7 { iface MIXER name 'Right Input Boost Mixer RINPUT2 Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -9999999 dbmax 600 dbvalue.0 -9999999 } } control.8 { iface MIXER name 'Right Input Boost Mixer RINPUT1 Volume' value 3 comment { access 'read write' type INTEGER count 1 range '0 - 3' dbmin 0 dbmax 2900 dbvalue.0 2900 } } control.9 { iface MIXER name 'Left Input Boost Mixer LINPUT1 Volume' value 3 comment { access 'read write' type INTEGER count 1 range '0 - 3' dbmin 0 dbmax 2900 dbvalue.0 2900 } } control.10 { iface MIXER name 'Playback Volume' value.0 255 value.1 255 comment { access 'read write' type INTEGER count 2 range '0 - 255' dbmin -9999999 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } control.11 { iface MIXER name 'Headphone Playback Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 127' dbmin -9999999 dbmax 600 dbvalue.0 -9999999 dbvalue.1 -9999999 } } control.12 { iface MIXER name 'Headphone Playback ZC Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.13 { iface MIXER name 'Speaker Playback Volume' value.0 122 value.1 122 comment { access 'read write' type INTEGER count 2 range '0 - 127' dbmin -9999999 dbmax 600 dbvalue.0 100 dbvalue.1 100 } } control.14 { iface MIXER name 'Speaker Playback ZC Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.15 { iface MIXER name 'Speaker DC Volume' value 4 comment { access 'read write' type INTEGER count 1 range '0 - 5' } } control.16 { iface MIXER name 'Speaker AC Volume' value 4 comment { access 'read write' type INTEGER count 1 range '0 - 5' } } control.17 { iface MIXER name 'PCM Playback -6dB Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.18 { iface MIXER name 'ADC Polarity' value 'No Inversion' comment { access 'read write' type ENUMERATED count 1 item.0 'No Inversion' item.1 'Left Inverted' item.2 'Right Inverted' item.3 'Stereo Inversion' } } control.19 { iface MIXER name 'ADC High Pass Filter Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.20 { iface MIXER name 'DAC Polarity' value 'No Inversion' comment { access 'read write' type ENUMERATED count 1 item.0 'No Inversion' item.1 'Left Inverted' item.2 'Right Inverted' item.3 'Stereo Inversion' } } control.21 { iface MIXER name 'DAC Deemphasis Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.22 { iface MIXER name '3D Filter Upper Cut-Off' value High comment { access 'read write' type ENUMERATED count 1 item.0 High item.1 Low } } control.23 { iface MIXER name '3D Filter Lower Cut-Off' value Low comment { access 'read write' type ENUMERATED count 1 item.0 Low item.1 High } } control.24 { iface MIXER name '3D Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 15' } } control.25 { iface MIXER name '3D Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.26 { iface MIXER name 'ALC Function' value Off comment { access 'read write' type ENUMERATED count 1 item.0 Off item.1 Right item.2 Left item.3 Stereo } } control.27 { iface MIXER name 'ALC Max Gain' value 7 comment { access 'read write' type INTEGER count 1 range '0 - 7' } } control.28 { iface MIXER name 'ALC Target' value 4 comment { access 'read write' type INTEGER count 1 range '0 - 15' } } control.29 { iface MIXER name 'ALC Min Gain' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' } } control.30 { iface MIXER name 'ALC Hold Time' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 15' } } control.31 { iface MIXER name 'ALC Mode' value ALC comment { access 'read write' type ENUMERATED count 1 item.0 ALC item.1 Limiter } } control.32 { iface MIXER name 'ALC Decay' value 3 comment { access 'read write' type INTEGER count 1 range '0 - 15' } } control.33 { iface MIXER name 'ALC Attack' value 2 comment { access 'read write' type INTEGER count 1 range '0 - 15' } } control.34 { iface MIXER name 'Noise Gate Threshold' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 31' } } control.35 { iface MIXER name 'Noise Gate Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.36 { iface MIXER name 'ADC PCM Capture Volume' value.0 195 value.1 195 comment { access 'read write' type INTEGER count 2 range '0 - 255' dbmin -9999999 dbmax 3000 dbvalue.0 0 dbvalue.1 0 } } control.37 { iface MIXER name 'Left Output Mixer Boost Bypass Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -2100 dbmax 0 dbvalue.0 -2100 } } control.38 { iface MIXER name 'Left Output Mixer LINPUT3 Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -2100 dbmax 0 dbvalue.0 -2100 } } control.39 { iface MIXER name 'Right Output Mixer Boost Bypass Volume' value 5 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -2100 dbmax 0 dbvalue.0 -600 } } control.40 { iface MIXER name 'Right Output Mixer RINPUT3 Volume' value 2 comment { access 'read write' type INTEGER count 1 range '0 - 7' dbmin -2100 dbmax 0 dbvalue.0 -1500 } } control.41 { iface MIXER name 'ADC Data Output Select' value 'Left Data = Left ADC; Right Data = Right ADC' comment { access 'read write' type ENUMERATED count 1 item.0 'Left Data = Left ADC; Right Data = Right ADC' item.1 'Left Data = Left ADC; Right Data = Left ADC' item.2 'Left Data = Right ADC; Right Data = Right ADC' item.3 'Left Data = Right ADC; Right Data = Left ADC' } } control.42 { iface MIXER name 'DAC Mono Mix' value Stereo comment { access 'read write' type ENUMERATED count 1 item.0 Stereo item.1 Mono } } control.43 { iface MIXER name 'Left Boost Mixer LINPUT2 Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.44 { iface MIXER name 'Left Boost Mixer LINPUT3 Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.45 { iface MIXER name 'Left Boost Mixer LINPUT1 Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.46 { iface MIXER name 'Right Boost Mixer RINPUT2 Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.47 { iface MIXER name 'Right Boost Mixer RINPUT3 Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.48 { iface MIXER name 'Right Boost Mixer RINPUT1 Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.49 { iface MIXER name 'Left Input Mixer Boost Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.50 { iface MIXER name 'Right Input Mixer Boost Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.51 { iface MIXER name 'Left Output Mixer PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.52 { iface MIXER name 'Left Output Mixer LINPUT3 Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.53 { iface MIXER name 'Left Output Mixer Boost Bypass Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.54 { iface MIXER name 'Right Output Mixer PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.55 { iface MIXER name 'Right Output Mixer RINPUT3 Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.56 { iface MIXER name 'Right Output Mixer Boost Bypass Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.57 { iface MIXER name 'Mono Output Mixer Left Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.58 { iface MIXER name 'Mono Output Mixer Right Switch' value false comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cfg80211 cmac ecc ecdh_generic fb_st7789v fb_sys_fops fbtft fixed garp gpio_fan hci_uart i2c_bcm2835 i2c_dev ip_tables ipv6 llc mc raspberrypi_hwmon regmap_i2c rfkill sha256_generic snd snd_bcm2835 snd_compress snd_pcm snd_pcm_dmaengine snd_soc_ac108 snd_soc_bcm2835_i2s snd_soc_core snd_soc_seeed_voicecard snd_soc_simple_card snd_soc_simple_card_utils snd_soc_wm8960 snd_timer spi_bcm2835 stp syscopyarea sysfillrect sysimgblt uio uio_pdrv_genirq v4l2_mem2mem vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 227360 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 bcm2708_fb.fbwidth=240 bcm2708_fb.fbheight=240 bcm2708_fb.fbswap=1 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=f4d19a25-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait [ 0.000000] Kernel parameter elevator= does not have any effect anymore. -- [ 6.972251] i2c /dev entries driver [ 7.075328] snd_soc_seeed_voicecard: loading out-of-tree module taints kernel. [ 7.494977] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null) -- [ 8.342643] [vc_sm_connected_init]: start [ 8.343528] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 8.346992] [vc_sm_connected_init]: installed successfully [ 8.384286] bcm2835_audio bcm2835_audio: card created with 4 channels [ 8.385537] videodev: Linux video capture interface: v2.00 [ 8.395559] bcm2835_audio bcm2835_audio: card created with 4 channels [ 8.494614] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. -- [ 11.571105] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/i2c@7e804000/status [ 11.571128] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/compatible [ 11.571144] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/simple-audio-card,format [ 11.571155] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/simple-audio-card,name [ 11.571166] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/status [ 11.571178] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/simple-audio-card,widgets [ 11.571188] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/simple-audio-card,routing [ 11.626250] 8021q: adding VLAN 0 to HW filter on device eth0 !!Packages installed !!-------------------- ii alsa-utils 1.1.8-2 rpt1 armhf Utilities for configuring and using ALSA