!!################################
!!ALSA Information Script v 0.5.0
!!################################

!!Script ran on: Sat Mar 13 10:07:29 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:    4.19.66-v7 
Operating System:  GNU/Linux
Architecture:      armv7l
Processor:         unknown
SMP Enabled:       Yes


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

Driver version:     k4.19.66-v7 
Library version:    1.1.3
Utilities version:  1.1.3


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

snd_bcm2835 (card 0)
snd_soc_rpi_simple_soundcard (card 1)


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

Jack:
      Installed - Yes (/usr/bin/jackd)
      Running - No

Jack2:
      Installed - Yes (/usr/bin/jackdbus)
      Running - No


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

 0 [ALSA           ]: bcm2835_alsa - bcm2835 ALSA
                      bcm2835 ALSA
 1 [sndrpihifiberry]: RPi-simple - snd_rpi_hifiberry_dac
                      snd_rpi_hifiberry_dac


!!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_rpi_simple_soundcard
	* : 


!!Sysfs card info
!!---------------

!!Card: /sys/class/sound/card0
Driver: /sys/bus/platform/drivers/bcm2835_audio
Tree:
	/sys/class/sound/card0
	|-- controlC0
	|   |-- dev
	|   |-- device -> ../../card0
	|   |-- power
	|   |-- subsystem -> ../../../../../../../class/sound
	|   `-- uevent
	|-- device -> ../../../soc:audio
	|-- id
	|-- number
	|-- pcmC0D0p
	|   |-- dev
	|   |-- device -> ../../card0
	|   |-- pcm_class
	|   |-- power
	|   |-- subsystem -> ../../../../../../../class/sound
	|   `-- uevent
	|-- pcmC0D1p
	|   |-- dev
	|   |-- device -> ../../card0
	|   |-- pcm_class
	|   |-- power
	|   |-- subsystem -> ../../../../../../../class/sound
	|   `-- uevent
	|-- pcmC0D2p
	|   |-- dev
	|   |-- device -> ../../card0
	|   |-- pcm_class
	|   |-- power
	|   |-- subsystem -> ../../../../../../../class/sound
	|   `-- uevent
	|-- power
	|   |-- autosuspend_delay_ms
	|   |-- control
	|   |-- runtime_active_time
	|   |-- runtime_status
	|   `-- runtime_suspended_time
	|-- subsystem -> ../../../../../../class/sound
	`-- uevent

!!Card: /sys/class/sound/card1
Driver: /sys/bus/platform/drivers/snd-rpi-simple
Tree:
	/sys/class/sound/card1
	|-- controlC1
	|   |-- dev
	|   |-- device -> ../../card1
	|   |-- power
	|   |-- subsystem -> ../../../../../../../class/sound
	|   `-- uevent
	|-- device -> ../../../soc:sound
	|-- id
	|-- number
	|-- pcmC1D0p
	|   |-- dev
	|   |-- device -> ../../card1
	|   |-- pcm_class
	|   |-- power
	|   |-- subsystem -> ../../../../../../../class/sound
	|   `-- uevent
	|-- power
	|   |-- autosuspend_delay_ms
	|   |-- control
	|   |-- runtime_active_time
	|   |-- runtime_status
	|   `-- runtime_suspended_time
	|-- subsystem -> ../../../../../../class/sound
	`-- uevent


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

crw-rw----  1 root audio 116,  0 Mar 13 10:49 /dev/snd/controlC0
crw-rw----  1 root audio 116, 32 Mar 13 10:49 /dev/snd/controlC1
crw-rw----  1 root audio 116, 16 Mar 13 10:49 /dev/snd/pcmC0D0p
crw-rw----  1 root audio 116, 17 Mar 13 10:49 /dev/snd/pcmC0D1p
crw-rw----  1 root audio 116, 18 Mar 13 10:49 /dev/snd/pcmC0D2p
crw-rw----  1 root audio 116, 48 Mar 13 10:49 /dev/snd/pcmC1D0p
crw-rw----  1 root audio 116,  1 Mar 13 10:49 /dev/snd/seq
crw-rw----  1 root audio 116, 33 Mar 13 10:49 /dev/snd/timer

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root  80 Mar 13 10:49 .
drwxr-xr-x 3 root root 220 Mar 13 10:49 ..
lrwxrwxrwx 1 root root  12 Mar 13 10:49 platform-soc:audio -> ../controlC0
lrwxrwxrwx 1 root root  12 Mar 13 10:49 platform-soc:sound -> ../controlC1


!!ALSA configuration files
!!------------------------

!!System wide config file (/etc/asound.conf)

pcm.speakerbonnet {
   type hw card 0
}

pcm.dmixer {
   type dmix
   ipc_key 1024
   ipc_perm 0666
   slave {
     pcm "speakerbonnet"
     period_time 0
     period_size 1024
     buffer_size 8192
     rate 44100
     channels 2
   }
}

ctl.dmixer {
    type hw card 0
}

pcm.softvol {
    type softvol
    slave.pcm "dmixer"
    control.name "PCM"
    control.card 0
}

ctl.softvol {
    type hw card 0
}

pcm.!default {
    type             plug
    slave.pcm       "softvol"
}


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

APLAY

**** List of PLAYBACK Hardware Devices ****
card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA]
  Subdevices: 6/7
  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
card 0: ALSA [bcm2835 ALSA], device 2: bcm2835 IEC958/HDMI1 [bcm2835 IEC958/HDMI1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: sndrpihifiberry [snd_rpi_hifiberry_dac], device 0: HifiBerry DAC HiFi pcm5102a-hifi-0 []
  Subdevices: 1/1
  Subdevice #0: subdevice #0

ARECORD

**** List of CAPTURE Hardware Devices ****

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

!!-------Mixer controls for card ALSA

Card hw:0 'ALSA'/'bcm2835 ALSA'
  Mixer name	: 'Broadcom Mixer'
  Components	: ''
  Controls      : 6
  Simple ctrls  : 1
Simple mixer control 'PCM',0
  Capabilities: pvolume pswitch pswitch-joined
  Playback channels: Front Left - Front Right
  Limits: Playback -10239 - 400
  Mono:
  Front Left: Playback -2000 [77%] [-20.00dB] [on]
  Front Right: Playback -2000 [77%] [-20.00dB] [on]

!!-------Mixer controls for card sndrpihifiberry

Card hw:1 '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: 255 [100%]
  Front Right: 255 [100%]


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

--startcollapse--
state.ALSA {
	control.1 {
		iface MIXER
		name 'PCM Playback Volume'
		value -2000
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '-10239 - 400'
			dbmin -9999999
			dbmax 400
			dbvalue.0 -2000
		}
	}
	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 - 3'
		}
	}
	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
		}
	}
	control.6 {
		iface MIXER
		name PCM
		value.0 255
		value.1 255
		comment {
			access 'read write locked user'
			type INTEGER
			count 2
			range '0 - 255'
		}
	}
}
state.sndrpihifiberry {
	control.1 {
		iface MIXER
		name PCM
		value.0 255
		value.1 255
		comment {
			access 'read write user'
			type INTEGER
			count 2
			range '0 - 255'
		}
	}
}
--endcollapse--


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

8192cu
bcm2835_codec
bcm2835_mmal_vchiq
bcm2835_v4l2
bluetooth
bnep
brcmfmac
brcmutil
btbcm
cfg80211
ecdh_generic
evdev
fixed
fuse
hci_uart
hid_multitouch
hidp
hwmon
i2c_dev
ip_tables
ipv6
joydev
media
raspberrypi_hwmon
rfcomm
rfkill
serdev
sha256_generic
snd
snd_bcm2835
snd_compress
snd_pcm
snd_pcm_dmaengine
snd_soc_bcm2835_i2s
snd_soc_core
snd_soc_pcm5102a
snd_soc_rpi_simple_soundcard
snd_timer
uio
uio_pdrv_genirq
v4l2_common
v4l2_mem2mem
vc_sm_cma
videobuf2_common
videobuf2_dma_contig
videobuf2_memops
videobuf2_v4l2
videobuf2_vmalloc
videodev
x_tables


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

[    4.219789] [vc_sm_connected_init]: installed successfully
[    4.224788] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned.
[    4.237802] videodev: Linux video capture interface: v2.00
[    4.244905] snd-rpi-simple soc:sound: pcm5102a-hifi <-> 3f203000.i2s mapping ok
[    4.245032] bcm2835_audio soc:audio: card created with 8 channels
[    4.289757] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned.


!!Packages installed
!!--------------------

ii  alsa-utils                            1.1.3-1                           armhf        Utilities for configuring and using ALSA