!!################################
!!ALSA Information Script v 0.4.64
!!################################

!!Script ran on: Fri Apr  5 22:17:58 UTC 2019


!!Linux Distribution
!!------------------

ID_LIKE=debian


!!DMI Information
!!---------------

Manufacturer:      
Product Name:      
Product Version:   
Firmware Version:  


!!Kernel Information
!!------------------

Kernel release:    4.14.50-v7 
Operating System:  GNU/Linux
Architecture:      armv7l
Processor:         unknown
SMP Enabled:       Yes


!!ALSA Version
!!------------

Driver version:     k4.14.50-v7 
Library version:    1.1.3
Utilities version:  1.1.3


!!Loaded ALSA modules
!!-------------------

snd_soc_hifiberry_dac
snd_usb_audio


!!Sound Servers on this system
!!----------------------------

Pulseaudio:
      Installed - Yes (/usr/bin/pulseaudio)
      Running - No


!!Soundcards recognised by ALSA
!!-----------------------------

 0 [sndrpihifiberry]: HifiberryDac - snd_rpi_hifiberry_dac
                      snd_rpi_hifiberry_dac
 1 [CameraB409241  ]: USB-Audio - USB Camera-B4.09.24.1
                      OmniVision Technologies, Inc. USB Camera-B4.09.24.1 at usb-3f980000.usb-1.4, hi


!!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_soc_hifiberry_dac
	* : 

!!Module: snd_usb_audio
	autoclock : Y
	device_setup : 0,0,0,0,0,0,0,0
	enable : Y,Y,Y,Y,Y,Y,Y,Y
	id : (null),(null),(null),(null),(null),(null),(null),(null)
	ignore_ctl_error : N
	index : -2,-1,-1,-1,-1,-1,-1,-1
	pid : -1,-1,-1,-1,-1,-1,-1,-1
	quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null)
	vid : -1,-1,-1,-1,-1,-1,-1,-1


!!USB Mixer information
!!---------------------
--startcollapse--

USB Mixer: usb_id=0x14152000, ctrlif=1, ctlerr=0
Card: OmniVision Technologies, Inc. USB Camera-B4.09.24.1 at usb-3f980000.usb-1.4, hi
  Unit: 3
    Control: name="Mic Capture Volume", index=0
    Info: id=3, control=2, cmask=0xf, channels=4, type="S16"
    Volume: min=0, max=1, dBmin=0, dBmax=0
--endcollapse--


!!ALSA Device nodes
!!-----------------

crw-rw----  1 root audio 116,  0 Apr  5 22:09 /dev/snd/controlC0
crw-rw----  1 root audio 116, 32 Apr  5 22:09 /dev/snd/controlC1
crw-rw----  1 root audio 116, 16 Apr  5 22:09 /dev/snd/pcmC0D0p
crw-rw----  1 root audio 116, 56 Apr  5 22:09 /dev/snd/pcmC1D0c
crw-rw----  1 root audio 116,  1 Apr  5 21:13 /dev/snd/seq
crw-rw----  1 root audio 116, 33 Apr  5 22:09 /dev/snd/timer

/dev/snd/by-id:
total 0
drwxr-xr-x 2 root root  60 Apr  5 21:13 .
drwxr-xr-x 4 root root 200 Apr  5 21:13 ..
lrwxrwxrwx 1 root root  12 Apr  5 22:09 usb-OmniVision_Technologies__Inc._USB_Camera-B4.09.24.1-01 -> ../controlC1

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root  80 Apr  5 21:13 .
drwxr-xr-x 4 root root 200 Apr  5 21:13 ..
lrwxrwxrwx 1 root root  12 Apr  5 22:09 platform-3f980000.usb-usb-0:1.4:1.1 -> ../controlC1
lrwxrwxrwx 1 root root  12 Apr  5 22:09 platform-soc:sound -> ../controlC0


!!Aplay/Arecord output
!!--------------------

APLAY

**** List of PLAYBACK Hardware Devices ****
card 0: sndrpihifiberry [snd_rpi_hifiberry_dac], device 0: HifiBerry DAC HiFi pcm5102a-hifi-0 []
  Subdevices: 0/1
  Subdevice #0: subdevice #0

ARECORD

**** List of CAPTURE Hardware Devices ****
card 1: CameraB409241 [USB Camera-B4.09.24.1], device 0: USB Audio [USB Audio]
  Subdevices: 0/1
  Subdevice #0: subdevice #0

!!Amixer output
!!-------------

!!-------Mixer controls for card 0 [sndrpihifiberry]:]

Card hw:0 'sndrpihifiberry'/'snd_rpi_hifiberry_dac'
  Mixer name	: ''
  Components	: ''
  Controls      : 1
  Simple ctrls  : 1
Simple mixer control 'PCM',0
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 255
  Front Left: 176 [69%]
  Front Right: 176 [69%]

!!-------Mixer controls for card 1 [CameraB409241]

amixer: Mixer load hw:1 error: Invalid argument
Card hw:1 'CameraB409241'/'OmniVision Technologies, Inc. USB Camera-B4.09.24.1 at usb-3f980000.usb-1.4, hi'
  Mixer name	: 'USB Mixer'
  Components	: 'USB1415:2000'
  Controls      : 3
amixer: Mixer hw:1 load error: Invalid argument


!!Alsactl output
!!--------------

--startcollapse--
--endcollapse--


!!All Loaded Modules
!!------------------

Module
cmac
bnep
hci_uart
btbcm
serdev
bluetooth
ecdh_generic
snd_usb_audio
snd_hwdep
snd_usbmidi_lib
snd_rawmidi
snd_seq_device
gspca_ov534
gspca_main
v4l2_common
videodev
media
brcmfmac
brcmutil
cfg80211
rfkill
snd_soc_hifiberry_dac
snd_soc_bcm2835_i2s
snd_soc_pcm5102a
snd_soc_core
snd_compress
snd_pcm_dmaengine
snd_pcm
snd_timer
snd
uio_pdrv_genirq
fixed
uio
ip_tables
x_tables
ipv6


!!ALSA/HDA dmesg
!!--------------

[    3.002592] systemd-journald[86]: Received request to flush runtime journal from PID 1
[    3.507846] snd-hifiberry-dac soc:sound: pcm5102a-hifi <-> 3f203000.i2s mapping ok
[    3.684386] brcmfmac: F1 signature read @0x18000000=0x1541a9a6
--
[    6.795966] usb 1-1.4: 3:1: cannot get min/max values for control 2 (id 3)
[    6.796621] usbcore: registered new interface driver snd-usb-audio
[    9.148734] Bluetooth: Core ver 2.22