!!################################ !!ALSA Information Script v 0.5.1 !!################################ !!Script ran on: Mon Dec 22 02:01:09 UTC 2025 !!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: 6.12.47 rpt-rpi-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.12.47 rpt-rpi-v7 Library version: 1.2.8 Utilities version: 1.2.8 !!Loaded ALSA modules !!------------------- snd_soc_fe_pi_audio (card 0) snd_aloop (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 [Audio ]: Fe-Pi_Audio - Fe-Pi Audio Fe-Pi Audio 1 [Loopback ]: Loopback - Loopback Loopback 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 snd_usb_audio: index=0 snd_aloop: index=1 pcm_substreams=8 snd_bcm2835: enable_headphones=0 snd_bcm2835: enable_headphones=1 snd_bcm2835: enable_hdmi=1 snd_bcm2835: enable_hdmi=0 !!Loaded sound module options !!--------------------------- !!Module: snd_soc_fe_pi_audio * : !!Module: snd_aloop enable : Y,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N id : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) index : 1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 pcm_notify : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 pcm_substreams : 8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8 timer_source : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/snd-fe-pi-audio Tree: !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/snd_aloop Tree: !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 9 Dec 22 00:34 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 6 Dec 22 00:34 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 8 Dec 22 00:34 /dev/snd/pcmC0D0c crw-rw---- 1 root audio 116, 7 Dec 22 00:34 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 3 Dec 22 00:34 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 2 Dec 22 00:34 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 5 Dec 22 00:34 /dev/snd/pcmC1D1c crw-rw---- 1 root audio 116, 4 Dec 22 00:34 /dev/snd/pcmC1D1p crw-rw---- 1 root audio 116, 1 Dec 22 02:01 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Dec 22 00:34 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Dec 22 00:34 . drwxr-xr-x 3 root root 260 Dec 22 00:34 .. lrwxrwxrwx 1 root root 12 Dec 22 00:34 platform-snd_aloop.0 -> ../controlC1 lrwxrwxrwx 1 root root 12 Dec 22 00:34 platform-soc:sound -> ../controlC0 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) pcm.loophw { type hw card Loopback device 0 subdevice 0 } pcm.loopout { type plug slave.pcm "loophw" } ctl.!default { type hw card 0 } pcm.dmixed { type dmix ipc_key 1024 ipc_key_add_uid 0 slave.pcm "hw:0,0" } pcm.dsnooped { type dsnoop ipc_key 1025 slave.pcm "hw:0,0" } pcm.duplex { type asym playback.pcm "dmixed" capture.pcm "dsnooped" } pcm.shared_left { type plug slave.pcm "hw:0" slave.channels 2 ttable.0.0 1 } pcm.shared_right { type plug slave.pcm "hw:0" slave.channels 2 ttable.1.1 1 } pcm.left { type asym playback.pcm "shared_left" capture.pcm "dsnooped" } pcm.right { type asym playback.pcm "shared_right" capture.pcm "dsnooped" } pcm.hw_loopback { type hw card "Loopback" device 1 subdevice 2 } pcm.plug_loopback { type plug slave.pcm "hw_loopback" ttable { 0.0 1 0.1 1 } } pcm.!default { type plug slave.pcm "duplex" } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: Audio [Fe-Pi Audio], device 0: Fe-Pi HiFi sgtl5000-0 [Fe-Pi HiFi sgtl5000-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: Loopback [Loopback], device 0: Loopback PCM [Loopback PCM] 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 1: Loopback [Loopback], device 1: Loopback PCM [Loopback PCM] 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 ARECORD **** List of CAPTURE Hardware Devices **** card 0: Audio [Fe-Pi Audio], device 0: Fe-Pi HiFi sgtl5000-0 [Fe-Pi HiFi sgtl5000-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: Loopback [Loopback], device 0: Loopback PCM [Loopback PCM] 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 1: Loopback [Loopback], device 1: Loopback PCM [Loopback PCM] Subdevices: 7/8 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 !!Amixer output !!------------- !!-------Mixer controls for card Audio Card sysdefault:0 'Audio'/'Fe-Pi Audio' Mixer name : '' Components : '' Controls : 28 Simple ctrls : 25 Simple mixer control 'Headphone',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 127 Mono: Front Left: Playback 63 [50%] [-20.00dB] [on] Front Right: Playback 63 [50%] [-20.00dB] [on] Simple mixer control 'Headphone Mux',0 Capabilities: enum Items: 'DAC' 'LINE_IN' Item0: 'DAC' Simple mixer control 'Headphone Playback ZC',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'PCM',0 Capabilities: pvolume Playback channels: Front Left - Front Right Limits: Playback 0 - 192 Mono: Front Left: Playback 77 [40%] Front Right: Playback 77 [40%] Simple mixer control 'Lineout',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 18 [58%] [-6.50dB] [off] Front Right: Playback 18 [58%] [-6.50dB] [off] Simple mixer control 'Mic',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 3 Mono: 0 [0%] [0.00dB] Simple mixer control 'Capture',0 Capabilities: cvolume cswitch cswitch-joined Capture channels: Front Left - Front Right Limits: Capture 0 - 15 Front Left: Capture 15 [100%] [on] Front Right: Capture 15 [100%] [on] Simple mixer control 'Capture Attenuate Switch (-6dB)',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Capture Mux',0 Capabilities: enum Items: 'MIC_IN' 'LINE_IN' Item0: 'LINE_IN' Simple mixer control 'Capture ZC',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'AVC',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'AVC Hard Limiter',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'AVC Integrator Response',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 3 Mono: 1 [33%] Simple mixer control 'AVC Max Gain',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 2 Mono: 1 [50%] [6.00dB] Simple mixer control 'AVC Threshold',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 96 Mono: 12 [12%] [12.00dB] Simple mixer control 'BASS 0',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 95 Mono: 47 [49%] Simple mixer control 'BASS 1',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 95 Mono: 47 [49%] Simple mixer control 'BASS 2',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 95 Mono: 47 [49%] Simple mixer control 'BASS 3',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 95 Mono: 47 [49%] Simple mixer control 'BASS 4',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 95 Mono: 47 [49%] Simple mixer control 'DAP MIX Mux',0 Capabilities: enum Items: 'ADC' 'I2S' Item0: 'ADC' Simple mixer control 'DAP Main channel',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 65535 Mono: 32768 [50%] Simple mixer control 'DAP Mix channel',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 65535 Mono: 0 [0%] Simple mixer control 'DAP Mux',0 Capabilities: enum Items: 'ADC' 'I2S' Item0: 'ADC' Simple mixer control 'Digital Input Mux',0 Capabilities: enum Items: 'ADC' 'I2S' 'Rsvrd' 'DAP' Item0: 'I2S' !!-------Mixer controls for card Loopback Card sysdefault:1 'Loopback'/'Loopback 1' Mixer name : 'Loopback Mixer' Components : '' Controls : 113 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume Playback channels: Front Left - Front Right Limits: Playback 0 - 255 Mono: Front Left: Playback 136 [53%] [-23.80dB] Front Right: Playback 136 [53%] [-23.80dB] !!Alsactl output !!-------------- --startcollapse-- state.Audio { control.1 { iface MIXER name 'PCM Playback Volume' value.0 77 value.1 77 comment { access 'read write' type INTEGER count 2 range '0 - 192' } } control.2 { iface MIXER name 'Capture Volume' value.0 15 value.1 15 comment { access 'read write' type INTEGER count 2 range '0 - 15' } } control.3 { iface MIXER name 'Capture Attenuate Switch (-6dB)' value false comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'Capture ZC Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.5 { iface MIXER name 'Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'Headphone Playback Volume' value.0 63 value.1 63 comment { access 'read write' type INTEGER count 2 range '0 - 127' dbmin -5150 dbmax 1200 dbvalue.0 -2000 dbvalue.1 -2000 } } control.7 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.8 { iface MIXER name 'Headphone Playback ZC Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.9 { iface MIXER name 'Mic Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 3' dbmin 0 dbmax 4000 dbvalue.0 0 } } control.10 { iface MIXER name 'Lineout Playback Volume' value.0 18 value.1 18 comment { access 'read write' type INTEGER count 2 range '0 - 31' dbmin -1550 dbmax 0 dbvalue.0 -650 dbvalue.1 -650 } } control.11 { iface MIXER name 'Lineout Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.12 { iface MIXER name 'DAP Main channel' value 32768 comment { access 'read write' type INTEGER count 1 range '0 - 65535' dbmin 0 dbmax 65535 dbvalue.0 32768 } } control.13 { iface MIXER name 'DAP Mix channel' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 65535' dbmin 0 dbmax 65535 dbvalue.0 0 } } control.14 { iface MIXER name 'AVC Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.15 { iface MIXER name 'AVC Hard Limiter Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.16 { iface MIXER name 'AVC Max Gain Volume' value 1 comment { access 'read write' type INTEGER count 1 range '0 - 2' dbmin 0 dbmax 1200 dbvalue.0 600 } } control.17 { iface MIXER name 'AVC Integrator Response' value 1 comment { access 'read write' type INTEGER count 1 range '0 - 3' } } control.18 { iface MIXER name 'AVC Threshold Volume' value 12 comment { access 'read write' type INTEGER count 1 range '0 - 96' dbmin 0 dbmax 9600 dbvalue.0 1200 } } control.19 { iface MIXER name 'BASS 0' value 47 comment { access 'read write' type INTEGER count 1 range '0 - 95' dbmin -1175 dbmax 1200 dbvalue.0 0 } } control.20 { iface MIXER name 'BASS 1' value 47 comment { access 'read write' type INTEGER count 1 range '0 - 95' dbmin -1175 dbmax 1200 dbvalue.0 0 } } control.21 { iface MIXER name 'BASS 2' value 47 comment { access 'read write' type INTEGER count 1 range '0 - 95' dbmin -1175 dbmax 1200 dbvalue.0 0 } } control.22 { iface MIXER name 'BASS 3' value 47 comment { access 'read write' type INTEGER count 1 range '0 - 95' dbmin -1175 dbmax 1200 dbvalue.0 0 } } control.23 { iface MIXER name 'BASS 4' value 47 comment { access 'read write' type INTEGER count 1 range '0 - 95' dbmin -1175 dbmax 1200 dbvalue.0 0 } } control.24 { iface MIXER name 'Capture Mux' value LINE_IN comment { access 'read write' type ENUMERATED count 1 item.0 MIC_IN item.1 LINE_IN } } control.25 { iface MIXER name 'Headphone Mux' value DAC comment { access 'read write' type ENUMERATED count 1 item.0 DAC item.1 LINE_IN } } control.26 { iface MIXER name 'Digital Input Mux' value I2S comment { access 'read write' type ENUMERATED count 1 item.0 ADC item.1 I2S item.2 Rsvrd item.3 DAP } } control.27 { iface MIXER name 'DAP Mux' value ADC comment { access 'read write' type ENUMERATED count 1 item.0 ADC item.1 I2S } } control.28 { iface MIXER name 'DAP MIX Mux' value ADC comment { access 'read write' type ENUMERATED count 1 item.0 ADC item.1 I2S } } } state.Loopback { control.1 { iface PCM name 'PCM Rate Shift 100000' value 100000 comment { access 'read write' type INTEGER count 1 range '80000 - 120000 (step 1)' } } control.2 { iface PCM name 'PCM Notify' value false comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface PCM name 'PCM Slave Active' value false comment { access read type BOOLEAN count 1 } } control.4 { iface PCM name 'PCM Slave Format' value 2 comment { access read type INTEGER count 1 range '0 - 52 (step 1)' } } control.5 { iface PCM name 'PCM Slave Rate' value 48000 comment { access read type INTEGER count 1 range '0 - 192000 (step 1)' } } control.6 { iface PCM name 'PCM Slave Channels' value 2 comment { access read type INTEGER count 1 range '1 - 1024 (step 1)' } } control.7 { iface PCM name 'PCM Slave Access Mode' value Interleaved comment { access read type ENUMERATED count 1 item.0 Interleaved item.1 Non-interleaved } } control.8 { iface PCM subdevice 1 name 'PCM Rate Shift 100000' value 100000 comment { access 'read write' type INTEGER count 1 range '80000 - 120000 (step 1)' } } control.9 { iface PCM subdevice 1 name 'PCM Notify' value false comment { access 'read write' type BOOLEAN count 1 } } control.10 { iface PCM subdevice 1 name 'PCM Slave Active' value false comment { access read type BOOLEAN count 1 } } control.11 { iface PCM subdevice 1 name 'PCM Slave Format' value 2 comment { access read type INTEGER count 1 range '0 - 52 (step 1)' } } control.12 { iface PCM subdevice 1 name 'PCM Slave Rate' value 48000 comment { access read type INTEGER count 1 range '0 - 192000 (step 1)' } } control.13 { iface PCM subdevice 1 name 'PCM Slave Channels' value 2 comment { access read type INTEGER count 1 range '1 - 1024 (step 1)' } } control.14 { iface PCM subdevice 1 name 'PCM Slave Access Mode' value Interleaved comment { access read type ENUMERATED count 1 item.0 Interleaved item.1 Non-interleaved } } control.15 { iface PCM subdevice 2 name 'PCM Rate Shift 100000' value 100000 comment { access 'read write' type INTEGER count 1 range '80000 - 120000 (step 1)' } } control.16 { iface PCM subdevice 2 name 'PCM Notify' value false comment { access 'read write' type BOOLEAN count 1 } } control.17 { iface PCM subdevice 2 name 'PCM Slave Active' value false comment { access read type BOOLEAN count 1 } } control.18 { iface PCM subdevice 2 name 'PCM Slave Format' value 2 comment { access read type INTEGER count 1 range '0 - 52 (step 1)' } } control.19 { iface PCM subdevice 2 name 'PCM Slave Rate' value 48000 comment { access read type INTEGER count 1 range '0 - 192000 (step 1)' } } control.20 { iface PCM subdevice 2 name 'PCM Slave Channels' value 2 comment { access read type INTEGER count 1 range '1 - 1024 (step 1)' } } control.21 { iface PCM subdevice 2 name 'PCM Slave Access Mode' value Interleaved comment { access read type ENUMERATED count 1 item.0 Interleaved item.1 Non-interleaved } } control.22 { iface PCM subdevice 3 name 'PCM Rate Shift 100000' value 100000 comment { access 'read write' type INTEGER count 1 range '80000 - 120000 (step 1)' } } control.23 { iface PCM subdevice 3 name 'PCM Notify' value false comment { access 'read write' type BOOLEAN count 1 } } control.24 { iface PCM subdevice 3 name 'PCM Slave Active' value false comment { access read type BOOLEAN count 1 } } control.25 { iface PCM subdevice 3 name 'PCM Slave Format' value 2 comment { access read type INTEGER count 1 range '0 - 52 (step 1)' } } control.26 { iface PCM subdevice 3 name 'PCM Slave Rate' value 48000 comment { access read type INTEGER count 1 range '0 - 192000 (step 1)' } } control.27 { iface PCM subdevice 3 name 'PCM Slave Channels' value 2 comment { access read type INTEGER count 1 range '1 - 1024 (step 1)' } } control.28 { iface PCM subdevice 3 name 'PCM Slave Access Mode' value Interleaved comment { access read type ENUMERATED count 1 item.0 Interleaved item.1 Non-interleaved } } control.29 { iface PCM subdevice 4 name 'PCM Rate Shift 100000' value 100000 comment { access 'read write' type INTEGER count 1 range '80000 - 120000 (step 1)' } } control.30 { iface PCM subdevice 4 name 'PCM Notify' value false comment { access 'read write' type BOOLEAN count 1 } } control.31 { iface PCM subdevice 4 name 'PCM Slave Active' value false comment { access read type BOOLEAN count 1 } } control.32 { iface PCM subdevice 4 name 'PCM Slave Format' value 2 comment { access read type INTEGER count 1 range '0 - 52 (step 1)' } } control.33 { iface PCM subdevice 4 name 'PCM Slave Rate' value 48000 comment { access read type INTEGER count 1 range '0 - 192000 (step 1)' } } control.34 { iface PCM subdevice 4 name 'PCM Slave Channels' value 2 comment { access read type INTEGER count 1 range '1 - 1024 (step 1)' } } control.35 { iface PCM subdevice 4 name 'PCM Slave Access Mode' value Interleaved comment { access read type ENUMERATED count 1 item.0 Interleaved item.1 Non-interleaved } } control.36 { iface PCM subdevice 5 name 'PCM Rate Shift 100000' value 100000 comment { access 'read write' type INTEGER count 1 range '80000 - 120000 (step 1)' } } control.37 { iface PCM subdevice 5 name 'PCM Notify' value false comment { access 'read write' type BOOLEAN count 1 } } control.38 { iface PCM subdevice 5 name 'PCM Slave Active' value false comment { access read type BOOLEAN count 1 } } control.39 { iface PCM subdevice 5 name 'PCM Slave Format' value 2 comment { access read type INTEGER count 1 range '0 - 52 (step 1)' } } control.40 { iface PCM subdevice 5 name 'PCM Slave Rate' value 48000 comment { access read type INTEGER count 1 range '0 - 192000 (step 1)' } } control.41 { iface PCM subdevice 5 name 'PCM Slave Channels' value 2 comment { access read type INTEGER count 1 range '1 - 1024 (step 1)' } } control.42 { iface PCM subdevice 5 name 'PCM Slave Access Mode' value Interleaved comment { access read type ENUMERATED count 1 item.0 Interleaved item.1 Non-interleaved } } control.43 { iface PCM subdevice 6 name 'PCM Rate Shift 100000' value 100000 comment { access 'read write' type INTEGER count 1 range '80000 - 120000 (step 1)' } } control.44 { iface PCM subdevice 6 name 'PCM Notify' value false comment { access 'read write' type BOOLEAN count 1 } } control.45 { iface PCM subdevice 6 name 'PCM Slave Active' value false comment { access read type BOOLEAN count 1 } } control.46 { iface PCM subdevice 6 name 'PCM Slave Format' value 2 comment { access read type INTEGER count 1 range '0 - 52 (step 1)' } } control.47 { iface PCM subdevice 6 name 'PCM Slave Rate' value 48000 comment { access read type INTEGER count 1 range '0 - 192000 (step 1)' } } control.48 { iface PCM subdevice 6 name 'PCM Slave Channels' value 2 comment { access read type INTEGER count 1 range '1 - 1024 (step 1)' } } control.49 { iface PCM subdevice 6 name 'PCM Slave Access Mode' value Interleaved comment { access read type ENUMERATED count 1 item.0 Interleaved item.1 Non-interleaved } } control.50 { iface PCM subdevice 7 name 'PCM Rate Shift 100000' value 100000 comment { access 'read write' type INTEGER count 1 range '80000 - 120000 (step 1)' } } control.51 { iface PCM subdevice 7 name 'PCM Notify' value false comment { access 'read write' type BOOLEAN count 1 } } control.52 { iface PCM subdevice 7 name 'PCM Slave Active' value false comment { access read type BOOLEAN count 1 } } control.53 { iface PCM subdevice 7 name 'PCM Slave Format' value 2 comment { access read type INTEGER count 1 range '0 - 52 (step 1)' } } control.54 { iface PCM subdevice 7 name 'PCM Slave Rate' value 48000 comment { access read type INTEGER count 1 range '0 - 192000 (step 1)' } } control.55 { iface PCM subdevice 7 name 'PCM Slave Channels' value 2 comment { access read type INTEGER count 1 range '1 - 1024 (step 1)' } } control.56 { iface PCM subdevice 7 name 'PCM Slave Access Mode' value Interleaved comment { access read type ENUMERATED count 1 item.0 Interleaved item.1 Non-interleaved } } control.57 { iface PCM device 1 name 'PCM Rate Shift 100000' value 100000 comment { access 'read write' type INTEGER count 1 range '80000 - 120000 (step 1)' } } control.58 { iface PCM device 1 name 'PCM Notify' value false comment { access 'read write' type BOOLEAN count 1 } } control.59 { iface PCM device 1 name 'PCM Slave Active' value false comment { access read type BOOLEAN count 1 } } control.60 { iface PCM device 1 name 'PCM Slave Format' value 2 comment { access read type INTEGER count 1 range '0 - 52 (step 1)' } } control.61 { iface PCM device 1 name 'PCM Slave Rate' value 48000 comment { access read type INTEGER count 1 range '0 - 192000 (step 1)' } } control.62 { iface PCM device 1 name 'PCM Slave Channels' value 2 comment { access read type INTEGER count 1 range '1 - 1024 (step 1)' } } control.63 { iface PCM device 1 name 'PCM Slave Access Mode' value Interleaved comment { access read type ENUMERATED count 1 item.0 Interleaved item.1 Non-interleaved } } control.64 { iface PCM device 1 subdevice 1 name 'PCM Rate Shift 100000' value 100000 comment { access 'read write' type INTEGER count 1 range '80000 - 120000 (step 1)' } } control.65 { iface PCM device 1 subdevice 1 name 'PCM Notify' value false comment { access 'read write' type BOOLEAN count 1 } } control.66 { iface PCM device 1 subdevice 1 name 'PCM Slave Active' value false comment { access read type BOOLEAN count 1 } } control.67 { iface PCM device 1 subdevice 1 name 'PCM Slave Format' value 2 comment { access read type INTEGER count 1 range '0 - 52 (step 1)' } } control.68 { iface PCM device 1 subdevice 1 name 'PCM Slave Rate' value 48000 comment { access read type INTEGER count 1 range '0 - 192000 (step 1)' } } control.69 { iface PCM device 1 subdevice 1 name 'PCM Slave Channels' value 2 comment { access read type INTEGER count 1 range '1 - 1024 (step 1)' } } control.70 { iface PCM device 1 subdevice 1 name 'PCM Slave Access Mode' value Interleaved comment { access read type ENUMERATED count 1 item.0 Interleaved item.1 Non-interleaved } } control.71 { iface PCM device 1 subdevice 2 name 'PCM Rate Shift 100000' value 100000 comment { access 'read write' type INTEGER count 1 range '80000 - 120000 (step 1)' } } control.72 { iface PCM device 1 subdevice 2 name 'PCM Notify' value false comment { access 'read write' type BOOLEAN count 1 } } control.73 { iface PCM device 1 subdevice 2 name 'PCM Slave Active' value false comment { access read type BOOLEAN count 1 } } control.74 { iface PCM device 1 subdevice 2 name 'PCM Slave Format' value 2 comment { access read type INTEGER count 1 range '0 - 52 (step 1)' } } control.75 { iface PCM device 1 subdevice 2 name 'PCM Slave Rate' value 48000 comment { access read type INTEGER count 1 range '0 - 192000 (step 1)' } } control.76 { iface PCM device 1 subdevice 2 name 'PCM Slave Channels' value 2 comment { access read type INTEGER count 1 range '1 - 1024 (step 1)' } } control.77 { iface PCM device 1 subdevice 2 name 'PCM Slave Access Mode' value Interleaved comment { access read type ENUMERATED count 1 item.0 Interleaved item.1 Non-interleaved } } control.78 { iface PCM device 1 subdevice 3 name 'PCM Rate Shift 100000' value 100000 comment { access 'read write' type INTEGER count 1 range '80000 - 120000 (step 1)' } } control.79 { iface PCM device 1 subdevice 3 name 'PCM Notify' value false comment { access 'read write' type BOOLEAN count 1 } } control.80 { iface PCM device 1 subdevice 3 name 'PCM Slave Active' value false comment { access read type BOOLEAN count 1 } } control.81 { iface PCM device 1 subdevice 3 name 'PCM Slave Format' value 2 comment { access read type INTEGER count 1 range '0 - 52 (step 1)' } } control.82 { iface PCM device 1 subdevice 3 name 'PCM Slave Rate' value 48000 comment { access read type INTEGER count 1 range '0 - 192000 (step 1)' } } control.83 { iface PCM device 1 subdevice 3 name 'PCM Slave Channels' value 2 comment { access read type INTEGER count 1 range '1 - 1024 (step 1)' } } control.84 { iface PCM device 1 subdevice 3 name 'PCM Slave Access Mode' value Interleaved comment { access read type ENUMERATED count 1 item.0 Interleaved item.1 Non-interleaved } } control.85 { iface PCM device 1 subdevice 4 name 'PCM Rate Shift 100000' value 100000 comment { access 'read write' type INTEGER count 1 range '80000 - 120000 (step 1)' } } control.86 { iface PCM device 1 subdevice 4 name 'PCM Notify' value false comment { access 'read write' type BOOLEAN count 1 } } control.87 { iface PCM device 1 subdevice 4 name 'PCM Slave Active' value false comment { access read type BOOLEAN count 1 } } control.88 { iface PCM device 1 subdevice 4 name 'PCM Slave Format' value 2 comment { access read type INTEGER count 1 range '0 - 52 (step 1)' } } control.89 { iface PCM device 1 subdevice 4 name 'PCM Slave Rate' value 48000 comment { access read type INTEGER count 1 range '0 - 192000 (step 1)' } } control.90 { iface PCM device 1 subdevice 4 name 'PCM Slave Channels' value 2 comment { access read type INTEGER count 1 range '1 - 1024 (step 1)' } } control.91 { iface PCM device 1 subdevice 4 name 'PCM Slave Access Mode' value Interleaved comment { access read type ENUMERATED count 1 item.0 Interleaved item.1 Non-interleaved } } control.92 { iface PCM device 1 subdevice 5 name 'PCM Rate Shift 100000' value 100000 comment { access 'read write' type INTEGER count 1 range '80000 - 120000 (step 1)' } } control.93 { iface PCM device 1 subdevice 5 name 'PCM Notify' value false comment { access 'read write' type BOOLEAN count 1 } } control.94 { iface PCM device 1 subdevice 5 name 'PCM Slave Active' value false comment { access read type BOOLEAN count 1 } } control.95 { iface PCM device 1 subdevice 5 name 'PCM Slave Format' value 2 comment { access read type INTEGER count 1 range '0 - 52 (step 1)' } } control.96 { iface PCM device 1 subdevice 5 name 'PCM Slave Rate' value 48000 comment { access read type INTEGER count 1 range '0 - 192000 (step 1)' } } control.97 { iface PCM device 1 subdevice 5 name 'PCM Slave Channels' value 2 comment { access read type INTEGER count 1 range '1 - 1024 (step 1)' } } control.98 { iface PCM device 1 subdevice 5 name 'PCM Slave Access Mode' value Interleaved comment { access read type ENUMERATED count 1 item.0 Interleaved item.1 Non-interleaved } } control.99 { iface PCM device 1 subdevice 6 name 'PCM Rate Shift 100000' value 100000 comment { access 'read write' type INTEGER count 1 range '80000 - 120000 (step 1)' } } control.100 { iface PCM device 1 subdevice 6 name 'PCM Notify' value false comment { access 'read write' type BOOLEAN count 1 } } control.101 { iface PCM device 1 subdevice 6 name 'PCM Slave Active' value false comment { access read type BOOLEAN count 1 } } control.102 { iface PCM device 1 subdevice 6 name 'PCM Slave Format' value 2 comment { access read type INTEGER count 1 range '0 - 52 (step 1)' } } control.103 { iface PCM device 1 subdevice 6 name 'PCM Slave Rate' value 48000 comment { access read type INTEGER count 1 range '0 - 192000 (step 1)' } } control.104 { iface PCM device 1 subdevice 6 name 'PCM Slave Channels' value 2 comment { access read type INTEGER count 1 range '1 - 1024 (step 1)' } } control.105 { iface PCM device 1 subdevice 6 name 'PCM Slave Access Mode' value Interleaved comment { access read type ENUMERATED count 1 item.0 Interleaved item.1 Non-interleaved } } control.106 { iface PCM device 1 subdevice 7 name 'PCM Rate Shift 100000' value 100000 comment { access 'read write' type INTEGER count 1 range '80000 - 120000 (step 1)' } } control.107 { iface PCM device 1 subdevice 7 name 'PCM Notify' value false comment { access 'read write' type BOOLEAN count 1 } } control.108 { iface PCM device 1 subdevice 7 name 'PCM Slave Active' value false comment { access read type BOOLEAN count 1 } } control.109 { iface PCM device 1 subdevice 7 name 'PCM Slave Format' value 2 comment { access read type INTEGER count 1 range '0 - 52 (step 1)' } } control.110 { iface PCM device 1 subdevice 7 name 'PCM Slave Rate' value 48000 comment { access read type INTEGER count 1 range '0 - 192000 (step 1)' } } control.111 { iface PCM device 1 subdevice 7 name 'PCM Slave Channels' value 2 comment { access read type INTEGER count 1 range '1 - 1024 (step 1)' } } control.112 { iface PCM device 1 subdevice 7 name 'PCM Slave Access Mode' value Interleaved comment { access read type ENUMERATED count 1 item.0 Interleaved item.1 Non-interleaved } } control.113 { iface MIXER name 'PCM Playback Volume' value.0 136 value.1 136 comment { access 'read write user' type INTEGER count 2 range '0 - 255' tlv '0000000100000008ffffec1400000014' dbmin -5100 dbmax 0 dbvalue.0 -2380 dbvalue.1 -2380 } } } --endcollapse-- !!All Loaded Modules !!------------------ aes_arm aes_arm_bs af_alg algif_hash algif_skcipher backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 binfmt_misc bluetooth bnep brcmfmac brcmfmac_wcc brcmutil btbcm cec cfg80211 cmac cn cryptd crypto_simd dm_mod drm drm_display_helper drm_dma_helper drm_kms_helper drm_panel_orientation_quirks ecc ecdh_generic fixed fuse hci_uart i2c_bcm2835 i2c_dev ip_tables ipv6 mc pinctrl_mcp23s08 pinctrl_mcp23s08_i2c raspberrypi_gpiomem raspberrypi_hwmon regmap_i2c rfcomm rfkill snd snd_aloop snd_compress snd_hrtimer snd_pcm snd_pcm_dmaengine snd_seq snd_seq_device snd_seq_dummy snd_soc_bcm2835_i2s snd_soc_core snd_soc_fe_pi_audio snd_soc_hdmi_codec snd_soc_sgtl5000 snd_timer spi_bcm2835 spidev uio uio_pdrv_genirq v4l2_mem2mem vc4 vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev w1_gpio wire x_tables !!ALSA/HDA dmesg !!-------------- [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_headphones=0 cgroup_disable=memory snd_bcm2835.enable_headphones=1 snd_bcm2835.enable_hdmi=1 snd_bcm2835.enable_hdmi=0 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=f30ba450-02 rootfstype=ext4 fsck.repair=yes rootwait cfg80211.ieee80211_regdom=GB [ 0.000000] cgroup: Disabling memory control group subsystem -- [ 13.734135] input: vc4-hdmi as /devices/platform/soc/3f902000.hdmi/rc/rc0/input0 [ 13.734720] vc4_hdmi 3f902000.hdmi: 'dmas' DT property is missing or empty, no HDMI audio [ 13.736438] vc4-drm soc:gpu: bound 3f902000.hdmi (ops vc4_hdmi_ops [vc4]) !!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 armhf Utilities for configuring and using ALSA