!!################################ !!ALSA Information Script v 0.5.1 !!################################ !!Script ran on: Sat Jan 8 20:30:19 UTC 2022 !!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_soc_rpi_simple_soundcard (card 1) !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [Headphones ]: bcm2835_headpho - bcm2835 Headphones bcm2835 Headphones 1 [sndrpigooglevoi]: RPi-simple - snd_rpi_googlevoicehat_soundcar snd_rpi_googlevoicehat_soundcard !!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_soc_rpi_simple_soundcard * : !!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/snd-rpi-simple Tree: !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Jan 8 12:17 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Jan 8 12:17 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Jan 8 12:17 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 56 Jan 8 12:17 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 48 Jan 8 12:17 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Jan 8 12:17 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jan 8 12:17 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Jan 8 12:17 . drwxr-xr-x 3 root root 200 Jan 8 12:17 .. lrwxrwxrwx 1 root root 12 Jan 8 12:17 platform-bcm2835_audio -> ../controlC0 lrwxrwxrwx 1 root root 12 Jan 8 12:17 platform-soc:sound -> ../controlC1 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) options snd_rpi_googlevoicehat_soundcard index=0 pcm.softvol { type softvol slave.pcm dmix control{ name Master card 0 } } pcm.micboost{ type softvol slave.pcm dsnoop control { name Micro card 0 } min_dB -10.0 max_dB 50.0 resolution 256} pcm.!default { type asym playback.pcm "plug:softvol" capture.pcm "plug:micboost" } ctl.!default { type hw card 0 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] 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 card 1: sndrpigooglevoi [snd_rpi_googlevoicehat_soundcar], device 0: Google voiceHAT SoundCard HiFi voicehat-codec-0 [Google voiceHAT SoundCard HiFi voicehat-codec-0] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: sndrpigooglevoi [snd_rpi_googlevoicehat_soundcar], device 0: Google voiceHAT SoundCard HiFi voicehat-codec-0 [Google voiceHAT SoundCard HiFi voicehat-codec-0] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card Headphones Card hw:0 'Headphones'/'bcm2835 Headphones' Mixer name : 'Broadcom Mixer' Components : '' Controls : 3 Simple ctrls : 2 Simple mixer control 'Master',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 255 Front Left: 216 [85%] Front Right: 216 [85%] Simple mixer control 'Headphone',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -31 [96%] [-0.31dB] [on] !!-------Mixer controls for card sndrpigooglevoi Card hw:1 'sndrpigooglevoi'/'snd_rpi_googlevoicehat_soundcard' Mixer name : '' Components : '' Controls : 1 Simple ctrls : 1 Simple mixer control 'Master',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 255 Front Left: 255 [100%] Front Right: 255 [100%] !!Alsactl output !!-------------- --startcollapse-- state.Headphones { control.1 { iface MIXER name 'Headphone Playback Volume' value -31 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -31 } } control.2 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name Master value.0 216 value.1 216 comment { access 'read write user' type INTEGER count 2 range '0 - 255' tlv '0000000100000008ffffec1400000014' dbmin -5100 dbmax 0 dbvalue.0 -780 dbvalue.1 -780 } } } state.sndrpigooglevoi { control.1 { iface MIXER name Master value.0 255 value.1 255 comment { access 'read write user' type INTEGER count 2 range '0 - 255' tlv '0000000100000008ffffec1400000014' dbmin -5100 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 binfmt_misc brcmfmac brcmutil cfg80211 fixed garp i2c_bcm2835 i2c_dev ip_tables ipv6 joydev llc mc raspberrypi_hwmon raspberrypi_ts rfkill rpi_backlight sha256_generic snd snd_bcm2835 snd_compress snd_pcm snd_pcm_dmaengine snd_soc_bcm2835_i2s snd_soc_core snd_soc_googlevoicehat_codec snd_soc_rpi_simple_soundcard snd_timer spi_bcm2835 spidev stp 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: 240555 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 bcm2708_fb.fbwidth=800 bcm2708_fb.fbheight=480 bcm2708_fb.fbswap=1 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=f5ed921e-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait [ 0.000000] Kernel parameter elevator= does not have any effect anymore. -- [ 7.369620] bcm2835_isp: module is from the staging directory, the quality is unknown, you have been warned. [ 7.379374] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 7.382506] bcm2835-isp bcm2835-isp: Device node output[0] registered as /dev/video13 -- [ 7.386678] bcm2835-isp bcm2835-isp: Loaded V4L2 bcm2835-isp [ 7.396614] bcm2835_audio bcm2835_audio: card created with 8 channels [ 7.402427] bcm2835-codec bcm2835-codec: Device registered as /dev/video10 !!Packages installed !!-------------------- ii alsa-utils 1.1.8-2 rpt1 armhf Utilities for configuring and using ALSA