!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Sun Jun 23 13:18:53 UTC 2019 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.19.42-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.19.42-v7 Library version: 1.1.3 Utilities version: 1.1.3 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_soc_seeed_voicecard !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835_alsa - bcm2835 ALSA bcm2835 ALSA 1 [seeed4micvoicec]: seeed-4mic-voic - seeed-4mic-voicecard seeed-4mic-voicecard !!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 !!--------------------------- !!Module: snd_bcm2835 enable_compat_alsa : Y enable_hdmi : N enable_headphones : N force_bulk : N !!Module: snd_soc_seeed_voicecard * : !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Jun 23 14:54 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Jun 23 14:54 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Jun 23 14:54 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Jun 23 14:54 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 56 Jun 23 14:54 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 1 Jun 23 14:53 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jun 23 14:54 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Jun 23 14:54 . drwxr-xr-x 3 root root 200 Jun 23 14:54 .. lrwxrwxrwx 1 root root 12 Jun 23 14:54 platform-soc:audio -> ../controlC0 lrwxrwxrwx 1 root root 12 Jun 23 14:54 platform-soc:sound -> ../controlC1 !!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.!default { type asym playback.pcm "playback" capture.pcm "ac108" } pcm.playback { type plug slave.pcm "hw:ALSA" } # pcm.dmixed { # type dmix # slave.pcm "hw:0,0" # ipc_key 555555 # } pcm.ac108 { type plug slave.pcm "hw:seeed4micvoicec" } # pcm.multiapps { # type dsnoop # ac108-slavepcm "hw:1,0" # ipc_key 666666 # } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] Subdevices: 7/7 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 card 0: ALSA [bcm2835 ALSA], device 1: bcm2835 IEC958/HDMI [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: seeed4micvoicec [seeed-4mic-voicecard], device 0: bcm2835-i2s-ac10x-codec0 ac10x-codec.1-003b-0 [] Subdevices: 0/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [ALSA] Card hw:0 'ALSA'/'bcm2835 ALSA' Mixer name : 'Broadcom Mixer' Components : '' Controls : 5 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback 400 [100%] [4.00dB] [on] !!-------Mixer controls for card 1 [seeed4micvoicec]:] Card hw:1 'seeed4micvoicec'/'seeed-4mic-voicecard' Mixer name : '' Components : '' Controls : 8 Simple ctrls : 8 Simple mixer control 'ADC1 PGA gain',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 31 Mono: 0 [0%] Simple mixer control 'ADC2 PGA gain',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 31 Mono: 0 [0%] Simple mixer control 'ADC3 PGA gain',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 31 Mono: 0 [0%] Simple mixer control 'ADC4 PGA gain',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 31 Mono: 0 [0%] Simple mixer control 'CH1 digital volume',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 255 Mono: 222 [87%] Simple mixer control 'CH2 digital volume',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 255 Mono: 222 [87%] Simple mixer control 'CH3 digital volume',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 255 Mono: 222 [87%] Simple mixer control 'CH4 digital volume',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 255 Mono: 222 [87%] !!Alsactl output !!-------------- --startcollapse-- state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value 400 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 400 } } control.2 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'PCM Playback Route' value 1 comment { access 'read write' type INTEGER count 1 range '0 - 2' } } control.4 { iface PCM name 'IEC958 Playback Default' value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name 'IEC958 Playback Con Mask' value '0200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } } state.seeed4micvoicec { control.1 { iface MIXER name 'CH1 digital volume' value 222 comment { access 'read write' type INTEGER count 1 range '0 - 255' dbmin -11925 dbmax 7200 dbvalue.0 4725 } } control.2 { iface MIXER name 'CH2 digital volume' value 222 comment { access 'read write' type INTEGER count 1 range '0 - 255' dbmin -11925 dbmax 7200 dbvalue.0 4725 } } control.3 { iface MIXER name 'CH3 digital volume' value 222 comment { access 'read write' type INTEGER count 1 range '0 - 255' dbmin -11925 dbmax 7200 dbvalue.0 4725 } } control.4 { iface MIXER name 'CH4 digital volume' value 222 comment { access 'read write' type INTEGER count 1 range '0 - 255' dbmin -11925 dbmax 7200 dbvalue.0 4725 } } control.5 { iface MIXER name 'ADC1 PGA gain' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 31' dbmin 0 dbmax 3100 dbvalue.0 0 } } control.6 { iface MIXER name 'ADC2 PGA gain' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 31' dbmin 0 dbmax 3100 dbvalue.0 0 } } control.7 { iface MIXER name 'ADC3 PGA gain' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 31' dbmin 0 dbmax 3100 dbvalue.0 0 } } control.8 { iface MIXER name 'ADC4 PGA gain' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 31' dbmin 0 dbmax 3100 dbvalue.0 0 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module binfmt_misc spidev spi_bcm2835 i2c_dev bnep hci_uart btbcm serdev bluetooth ecdh_generic joydev evdev hid_logitech_hidpp brcmfmac brcmutil sha256_generic bcm2835_codec cfg80211 hid_logitech_dj bcm2835_v4l2 rfkill v4l2_mem2mem bcm2835_mmal_vchiq videobuf2_dma_contig v4l2_common videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common videodev media raspberrypi_hwmon snd_bcm2835 hwmon i2c_bcm2835 vc_sm_cma snd_soc_bcm2835_i2s fixed uio_pdrv_genirq uio snd_soc_wm8960 snd_soc_ac108 snd_soc_seeed_voicecard snd_soc_simple_card_utils snd_soc_core snd_compress snd_pcm_dmaengine snd_pcm snd_timer snd ip_tables x_tables ipv6 !!ALSA/HDA dmesg !!-------------- [ 3.188020] lan78xx 1-1.1.1:1.0 (unnamed net_device) (uninitialized): int urb period 64 [ 3.450024] snd_soc_seeed_voicecard: loading out-of-tree module taints kernel. [ 4.023619] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null) -- [ 4.634150] ac10x data protocol: 0 [ 4.662154] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 4.670081] bcm2835_audio soc:audio: card created with 8 channels -- [ 4.856325] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. [ 4.858275] seeed-voicecard soc:sound: ac10x-codec.1-003b <-> 3f203000.i2s mapping ok [ 4.962262] bcm2835_v4l2: module is from the staging directory, the quality is unknown, you have been warned.