________________
> pulseaudio_ps_do
shekhar      922  0.0  0.4 1078224 18340 ?       S<sl 19:27   0:00 /usr/bin/pulseaudio --daemonize=no --log-target=journal
shekhar     3689  0.0  0.0   3452  1684 pts/0    S+   19:30   0:00 grep pulseaudio
________________
> which pulseaudio
/usr/bin/pulseaudio
________________
> pidof pulseaudio
922
________________
> pulseaudio --version
pulseaudio 15.0
________________
> pactl info
Server String: /run/user/1000/pulse/native
Library Protocol Version: 35
Server Protocol Version: 35
Is Local: yes
Client Index: 18
Tile Size: 65472
User Name: shekhar
Host Name: shekhar-NE14A2
Server Name: pulseaudio
Server Version: 15.0
Default Sample Specification: s16le 2ch 44100Hz
Default Channel Map: front-left,front-right
Default Sink: auto_null
Default Source: auto_null.monitor
Cookie: 9b96:aaa3
________________
> pactl list
Module #0
	Name: module-device-restore
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "Automatically restore the volume/mute state of devices"
		module.version = "15.0"

Module #1
	Name: module-stream-restore
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "Automatically restore the volume/mute/device state of streams"
		module.version = "15.0"

Module #2
	Name: module-card-restore
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "Automatically restore profile of cards"
		module.version = "15.0"

Module #3
	Name: module-augment-properties
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "Augment the property sets of streams with additional static information"
		module.version = "15.0"

Module #4
	Name: module-switch-on-port-available
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "David Henningsson"
		module.description = "Switches ports and profiles when devices are plugged/unplugged"
		module.version = "15.0"

Module #5
	Name: module-switch-on-connect
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Michael Terry"
		module.description = "When a sink/source is added, switch to it or conditionally switch to it"
		module.version = "15.0"

Module #6
	Name: module-udev-detect
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "Detect available audio hardware and load matching drivers"
		module.version = "15.0"

Module #8
	Name: module-bluetooth-policy
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Frédéric Dalleau, Pali Rohár"
		module.description = "Policy module to make using bluetooth devices out-of-the-box easier"
		module.version = "15.0"

Module #9
	Name: module-bluetooth-discover
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "João Paulo Rechi Vita"
		module.description = "Detect available Bluetooth daemon and load the corresponding discovery module"
		module.version = "15.0"

Module #10
	Name: module-bluez5-discover
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "João Paulo Rechi Vita"
		module.description = "Detect available BlueZ 5 Bluetooth audio devices and load BlueZ 5 Bluetooth audio drivers"
		module.version = "15.0"

Module #11
	Name: module-native-protocol-unix
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "Native protocol (UNIX sockets)"
		module.version = "15.0"

Module #12
	Name: module-default-device-restore
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "Automatically restore the default sink and source"
		module.version = "15.0"

Module #13
	Name: module-always-sink
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Colin Guthrie"
		module.description = "Always keeps at least one sink loaded even if it's a null one"
		module.version = "15.0"

Module #14
	Name: module-null-sink
	Argument: sink_name=auto_null sink_properties='device.description="Dummy Output"'
	Usage counter: 0
	Properties:
		module.author = "Lennart Poettering"
		module.description = "Clocked NULL sink"
		module.version = "15.0"

Module #15
	Name: module-intended-roles
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "Automatically set device of streams based on intended roles of devices"
		module.version = "15.0"

Module #16
	Name: module-suspend-on-idle
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "When a sink/source is idle for too long, suspend it"
		module.version = "15.0"

Module #17
	Name: module-systemd-login
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "Create a client for each login session of this user"
		module.version = "15.0"

Module #18
	Name: module-position-event-sounds
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "Position event sounds between L and R depending on the position on screen of the widget triggering them."
		module.version = "15.0"

Module #19
	Name: module-role-cork
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "Mute & cork streams with certain roles while others exist"
		module.version = "15.0"

Module #20
	Name: module-snap-policy
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Canonical Ltd"
		module.description = "Ubuntu Snap policy management"
		module.version = "15.0"

Module #21
	Name: module-filter-heuristics
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Colin Guthrie"
		module.description = "Detect when various filters are desirable"
		module.version = "15.0"

Module #22
	Name: module-filter-apply
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Colin Guthrie"
		module.description = "Load filter sinks automatically when needed"
		module.version = "15.0"

Module #28
	Name: module-x11-publish
	Argument: display=:0 xauthority=/run/user/1000/.mutter-Xwaylandauth.EHHRG1
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "X11 credential publisher"
		module.version = "15.0"

Module #29
	Name: module-x11-cork-request
	Argument: display=:0 xauthority=/run/user/1000/.mutter-Xwaylandauth.EHHRG1
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "Synthesize X11 media key events when cork/uncork is requested"
		module.version = "15.0"

Module #30
	Name: module-x11-xsmp
	Argument: display=:0 xauthority=/run/user/1000/.mutter-Xwaylandauth.EHHRG1 session_manager=local/shekhar-NE14A2:@/tmp/.ICE-unix/941,unix/shekhar-NE14A2:/tmp/.ICE-unix/941
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "X11 session management"
		module.version = "15.0"

Module #31
	Name: module-x11-publish
	Argument: display=:1 xauthority=/run/user/1000/.mutter-Xwaylandauth.EHHRG1
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "X11 credential publisher"
		module.version = "15.0"

Module #32
	Name: module-x11-cork-request
	Argument: display=:1 xauthority=/run/user/1000/.mutter-Xwaylandauth.EHHRG1
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "Synthesize X11 media key events when cork/uncork is requested"
		module.version = "15.0"

Module #34
	Name: module-cli-protocol-unix
	Argument: 
	Usage counter: n/a
	Properties:
		module.author = "Lennart Poettering"
		module.description = "Command line interface protocol (UNIX sockets)"
		module.version = "15.0"

Sink #0
	State: SUSPENDED
	Name: auto_null
	Description: Dummy Output
	Driver: module-null-sink.c
	Sample Specification: s16le 2ch 44100Hz
	Channel Map: front-left,front-right
	Owner Module: 14
	Mute: no
	Volume: front-left: 0 /   0% / -inf dB,   front-right: 12074 /  18% / -44.08 dB
	        balance 1.00
	Base Volume: 65536 / 100% / 0.00 dB
	Monitor Source: auto_null.monitor
	Latency: 0 usec, configured 0 usec
	Flags: DECIBEL_VOLUME LATENCY SET_FORMATS 
	Properties:
		device.description = "Dummy Output"
		device.class = "abstract"
		device.icon_name = "audio-card"
	Formats:
		pcm

Source #0
	State: SUSPENDED
	Name: auto_null.monitor
	Description: Monitor of Dummy Output
	Driver: module-null-sink.c
	Sample Specification: s16le 2ch 44100Hz
	Channel Map: front-left,front-right
	Owner Module: 14
	Mute: no
	Volume: front-left: 65536 / 100% / 0.00 dB,   front-right: 65536 / 100% / 0.00 dB
	        balance 0.00
	Base Volume: 65536 / 100% / 0.00 dB
	Monitor of Sink: auto_null
	Latency: 0 usec, configured 0 usec
	Flags: DECIBEL_VOLUME LATENCY 
	Properties:
		device.description = "Monitor of Dummy Output"
		device.class = "monitor"
		device.icon_name = "audio-input-microphone"
	Formats:
		pcm

Client #0
	Driver: module-systemd-login.c
	Owner Module: 17
	Properties:
		application.name = "Login Session 1"
		systemd-login.session = "1"

Client #4
	Driver: protocol-native.c
	Owner Module: 11
	Properties:
		application.name = "GNOME Shell Volume Control"
		native-protocol.peer = "UNIX socket client"
		native-protocol.version = "35"
		application.id = "org.gnome.VolumeControl"
		application.icon_name = "multimedia-volume-control"
		application.version = "40.5"
		application.process.id = "1028"
		application.process.user = "shekhar"
		application.process.host = "shekhar-NE14A2"
		application.process.binary = "gnome-shell"
		application.language = "en_IN"
		window.x11.display = ":0"
		application.process.machine_id = "d3e2cd6571b9435d8d5b03eafd3585e7"

Client #6
	Driver: protocol-native.c
	Owner Module: 11
	Properties:
		application.name = "GNOME Volume Control Media Keys"
		native-protocol.peer = "UNIX socket client"
		native-protocol.version = "35"
		application.id = "org.gnome.VolumeControl"
		application.icon_name = "multimedia-volume-control"
		application.version = ""
		application.process.id = "1353"
		application.process.user = "shekhar"
		application.process.host = "shekhar-NE14A2"
		application.process.binary = "gsd-media-keys"
		application.language = "en_IN"
		window.x11.display = ":0"
		application.process.machine_id = "d3e2cd6571b9435d8d5b03eafd3585e7"

Client #9
	Driver: module-x11-xsmp.c
	Owner Module: 30
	Properties:
		application.name = "XSMP Session on gnome-session as 10b5d6e450c34c372164322523660654000000009410058"
		xsmp.vendor = "gnome-session"
		xsmp.client.id = "10b5d6e450c34c372164322523660654000000009410058"

Client #14
	Driver: protocol-native.c
	Owner Module: 11
	Properties:
		application.name = "Mutter"
		native-protocol.peer = "UNIX socket client"
		native-protocol.version = "35"
		application.process.id = "1028"
		application.process.user = "shekhar"
		application.process.host = "shekhar-NE14A2"
		application.process.binary = "gnome-shell"
		application.language = "en_IN"
		window.x11.display = ":0"
		application.process.machine_id = "d3e2cd6571b9435d8d5b03eafd3585e7"

Client #19
	Driver: protocol-native.c
	Owner Module: 11
	Properties:
		application.name = "pactl"
		native-protocol.peer = "UNIX socket client"
		native-protocol.version = "35"
		application.process.id = "3694"
		application.process.user = "shekhar"
		application.process.host = "shekhar-NE14A2"
		application.process.binary = "pactl"
		application.language = "C"
		window.x11.display = ":0"
		application.process.machine_id = "d3e2cd6571b9435d8d5b03eafd3585e7"

Sample #0
	Name: bell-window-system
	Sample Specification: s16le 2ch 44100Hz
	Channel Map: front-left,front-right
	Volume: (invalid)
	        balance 0.00
	Duration: 0.3s
	Size: 49.9 KiB
	Lazy: no
	Filename: n/a
	Properties:
		media.role = "event"
		event.description = "Bell event"
		event.id = "bell-window-system"
		media.name = "bell-window-system"
		media.filename = "/usr/share//sounds/Yaru/stereo/bell.oga"
		application.name = "Mutter"
		native-protocol.peer = "UNIX socket client"
		native-protocol.version = "35"
		application.process.id = "1028"
		application.process.user = "shekhar"
		application.process.host = "shekhar-NE14A2"
		application.process.binary = "gnome-shell"
		application.language = "en_IN"
		window.x11.display = ":0"
		application.process.machine_id = "d3e2cd6571b9435d8d5b03eafd3585e7"
________________
> cat /etc/pulse/daemon.conf
# This file is part of PulseAudio.
#
# PulseAudio is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# PulseAudio is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.

## Configuration file for the PulseAudio daemon. See pulse-daemon.conf(5) for
## more information. Default values are commented out.  Use either ; or # for
## commenting.

; daemonize = no
; fail = yes
; allow-module-loading = yes
; allow-exit = yes
; use-pid-file = yes
; system-instance = no
; local-server-type = user
; enable-shm = yes
; enable-memfd = yes
; shm-size-bytes = 0 # setting this 0 will use the system-default, usually 64 MiB
; lock-memory = no
; cpu-limit = no

; high-priority = yes
; nice-level = -11

; realtime-scheduling = yes
; realtime-priority = 5

; exit-idle-time = 20
; scache-idle-time = 20

; dl-search-path = (depends on architecture)

; load-default-script-file = yes
; default-script-file = /etc/pulse/default.pa

; log-target = auto
; log-level = notice
; log-meta = no
; log-time = no
; log-backtrace = 0

; resample-method = speex-float-1
; avoid-resampling = false
; enable-remixing = yes
; remixing-use-all-sink-channels = yes
; remixing-produce-lfe = no
; remixing-consume-lfe = no
; lfe-crossover-freq = 0

; flat-volumes = no

; rescue-streams = yes

; rlimit-fsize = -1
; rlimit-data = -1
; rlimit-stack = -1
; rlimit-core = -1
; rlimit-as = -1
; rlimit-rss = -1
; rlimit-nproc = -1
; rlimit-nofile = 256
; rlimit-memlock = -1
; rlimit-locks = -1
; rlimit-sigpending = -1
; rlimit-msgqueue = -1
; rlimit-nice = 31
; rlimit-rtprio = 9
; rlimit-rttime = 200000

; default-sample-format = s16le
; default-sample-rate = 44100
; alternate-sample-rate = 48000
; default-sample-channels = 2
; default-channel-map = front-left,front-right

; default-fragments = 4
; default-fragment-size-msec = 25

; enable-deferred-volume = yes
deferred-volume-safety-margin-usec = 1
; deferred-volume-extra-delay-usec = 0
________________
> cat /etc/pulse/client.conf
# This file is part of PulseAudio.
#
# PulseAudio is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# PulseAudio is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.

## Configuration file for PulseAudio clients. See pulse-client.conf(5) for
## more information. Default values are commented out.  Use either ; or # for
## commenting.

; default-sink =
; default-source =
; default-server =
; default-dbus-server =

; autospawn = yes
; daemon-binary = /usr/bin/pulseaudio
; extra-arguments = --log-target=syslog

; cookie-file =

; enable-shm = yes
; shm-size-bytes = 0 # setting this 0 will use the system-default, usually 64 MiB

; auto-connect-localhost = no
; auto-connect-display = no
________________
> cat /etc/pulse/default.pa
#!/usr/bin/pulseaudio -nF
#
# This file is part of PulseAudio.
#
# PulseAudio is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# PulseAudio is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.

# This startup script is used only if PulseAudio is started per-user
# (i.e. not in system mode)

.fail

### Automatically restore the volume of streams and devices
load-module module-device-restore
load-module module-stream-restore
load-module module-card-restore

### Automatically augment property information from .desktop files
### stored in /usr/share/application
load-module module-augment-properties

### Should be after module-*-restore but before module-*-detect
load-module module-switch-on-port-available

### Use hot-plugged devices like Bluetooth or USB automatically (LP: #1702794)
.ifexists module-switch-on-connect.so
load-module module-switch-on-connect
.endif

### Load audio drivers statically
### (it's probably better to not load these drivers manually, but instead
### use module-udev-detect -- see below -- for doing this automatically)
#load-module module-alsa-sink
#load-module module-alsa-source device=hw:1,0
#load-module module-oss device="/dev/dsp" sink_name=output source_name=input
#load-module module-oss-mmap device="/dev/dsp" sink_name=output source_name=input
#load-module module-null-sink
#load-module module-pipe-sink

### Automatically load driver modules depending on the hardware available
.ifexists module-udev-detect.so
load-module module-udev-detect
.else
### Use the static hardware detection module (for systems that lack udev support)
load-module module-detect
.endif

### Automatically connect sink and source if JACK server is present
.ifexists module-jackdbus-detect.so
.nofail
load-module module-jackdbus-detect channels=2
.fail
.endif

### Automatically load driver modules for Bluetooth hardware
.ifexists module-bluetooth-policy.so
load-module module-bluetooth-policy
.endif

.ifexists module-bluetooth-discover.so
load-module module-bluetooth-discover
.endif

### Load several protocols
.ifexists module-esound-protocol-unix.so
load-module module-esound-protocol-unix
.endif
load-module module-native-protocol-unix

### Network access (may be configured with paprefs, so leave this commented
### here if you plan to use paprefs)
#load-module module-esound-protocol-tcp
#load-module module-native-protocol-tcp
#load-module module-zeroconf-publish

### Load the RTP receiver module (also configured via paprefs, see above)
#load-module module-rtp-recv

### Load the RTP sender module (also configured via paprefs, see above)
#load-module module-null-sink sink_name=rtp format=s16be channels=2 rate=44100 sink_properties="device.description='RTP Multicast Sink'"
#load-module module-rtp-send source=rtp.monitor

### Load additional modules from GSettings. This can be configured with the paprefs tool.
### Please keep in mind that the modules configured by paprefs might conflict with manually
### loaded modules.
.ifexists module-gsettings.so
.nofail
load-module module-gsettings
.fail
.endif

### Automatically restore the default sink/source when changed by the user
### during runtime
### NOTE: This should be loaded as early as possible so that subsequent modules
### that look up the default sink/source get the right value
load-module module-default-device-restore

### Make sure we always have a sink around, even if it is a null sink.
load-module module-always-sink

### Honour intended role device property
load-module module-intended-roles

### Automatically suspend sinks/sources that become idle for too long
load-module module-suspend-on-idle

### If autoexit on idle is enabled we want to make sure we only quit
### when no local session needs us anymore.
.ifexists module-console-kit.so
load-module module-console-kit
.endif
.ifexists module-systemd-login.so
load-module module-systemd-login
.endif

### Enable positioned event sounds
load-module module-position-event-sounds

### Cork music/video streams when a phone stream is active
load-module module-role-cork

### Block audio recording for snap confined packages unless they have
### the "pulseaudio" or "audio-record" interfaces plugged.
.ifexists module-snap-policy.so
load-module module-snap-policy
.endif

### Modules to allow autoloading of filters (such as echo cancellation)
### on demand. module-filter-heuristics tries to determine what filters
### make sense, and module-filter-apply does the heavy-lifting of
### loading modules and rerouting streams.
load-module module-filter-heuristics
load-module module-filter-apply

### Make some devices default
#set-default-sink output
#set-default-source input

### Allow including a default.pa.d directory, which if present, can be used
### for additional configuration snippets.
.nofail
.include /etc/pulse/default.pa.d
________________
> cat /etc/pulse/system.pa
#!/usr/bin/pulseaudio -nF
#
# This file is part of PulseAudio.
#
# PulseAudio is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# PulseAudio is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.

# This startup script is used only if PulseAudio is started in system
# mode.

### Automatically restore the volume of streams and devices
load-module module-device-restore
load-module module-stream-restore
load-module module-card-restore

### Automatically load driver modules depending on the hardware available
.ifexists module-udev-detect.so
load-module module-udev-detect
.else
### Use the static hardware detection module (for systems that lack udev/hal support)
load-module module-detect
.endif

### Load several protocols
.ifexists module-esound-protocol-unix.so
load-module module-esound-protocol-unix
.endif
load-module module-native-protocol-unix

### Automatically restore the default sink/source when changed by the user
### during runtime
### NOTE: This should be loaded as early as possible so that subsequent modules
### that look up the default sink/source get the right value
load-module module-default-device-restore

### Make sure we always have a sink around, even if it is a null sink.
load-module module-always-sink

### Automatically suspend sinks/sources that become idle for too long
load-module module-suspend-on-idle

### Enable positioned event sounds
load-module module-position-event-sounds

### Allow including a system.pa.d directory, which if present, can be used
### for additional configuration snippets.
.nofail
.include /etc/pulse/system.pa.d
________________
> ls -alt /dev/snd/*
crw-rw----+ 1 root audio 116,  4 Jan 27  2022 /dev/snd/pcmC0D3p
crw-rw----+ 1 root audio 116,  6 Jan 27  2022 /dev/snd/controlC0
crw-rw----+ 1 root audio 116,  2 Jan 27  2022 /dev/snd/pcmC0D1p
crw-rw----+ 1 root audio 116,  3 Jan 27  2022 /dev/snd/pcmC0D2p
crw-rw----+ 1 root audio 116,  5 Jan 27  2022 /dev/snd/hwC0D2
crw-rw----+ 1 root audio 116,  1 Jan 27  2022 /dev/snd/seq
crw-rw----+ 1 root audio 116, 33 Jan 27  2022 /dev/snd/timer

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root  60 Jan 27  2022 .
drwxr-xr-x 3 root root 200 Jan 27  2022 ..
lrwxrwxrwx 1 root root  12 Jan 27  2022 pci-0000:00:0e.0-platform-skl_hda_dsp_generic -> ../controlC0
________________
> lsof /dev/snd/*
COMMAND   PID    USER   FD   TYPE DEVICE SIZE/OFF NODE NAME
pipewire  920 shekhar   45u   CHR  116,1      0t0  482 /dev/snd/seq
pipewire  920 shekhar   46u   CHR  116,1      0t0  482 /dev/snd/seq
pipewire- 921 shekhar   26u   CHR  116,6      0t0  921 /dev/snd/controlC0
________________
> jacks_do
card=0
numid=1,iface=CARD,name='HDMI/DP,pcm=1 Jack'
  ; type=BOOLEAN,access=r-------,values=1
  : values=off
numid=7,iface=CARD,name='HDMI/DP,pcm=2 Jack'
  ; type=BOOLEAN,access=r-------,values=1
  : values=off
numid=13,iface=CARD,name='HDMI/DP,pcm=3 Jack'
  ; type=BOOLEAN,access=r-------,values=1
  : values=off
________________
> aplay -L
null
    Discard all samples (playback) or generate zero samples (capture)
default
    Playback/recording through the PulseAudio sound server
samplerate
    Rate Converter Plugin Using Samplerate Library
speexrate
    Rate Converter Plugin Using Speex Resampler
jack
    JACK Audio Connection Kit
oss
    Open Sound System
pulse
    PulseAudio Sound Server
upmix
    Plugin for channel upmix (4,6,8)
vdownmix
    Plugin for channel downmix (stereo) with a simple spacialization
hw:CARD=sofhdadsp,DEV=1
    sof-hda-dsp, 
    Direct hardware device without any conversions
hw:CARD=sofhdadsp,DEV=2
    sof-hda-dsp, 
    Direct hardware device without any conversions
hw:CARD=sofhdadsp,DEV=3
    sof-hda-dsp, 
    Direct hardware device without any conversions
plughw:CARD=sofhdadsp,DEV=1
    sof-hda-dsp, 
    Hardware device with all software conversions
plughw:CARD=sofhdadsp,DEV=2
    sof-hda-dsp, 
    Hardware device with all software conversions
plughw:CARD=sofhdadsp,DEV=3
    sof-hda-dsp, 
    Hardware device with all software conversions
dmix:CARD=sofhdadsp,DEV=1
    sof-hda-dsp, 
    Direct sample mixing device
dmix:CARD=sofhdadsp,DEV=2
    sof-hda-dsp, 
    Direct sample mixing device
dmix:CARD=sofhdadsp,DEV=3
    sof-hda-dsp, 
    Direct sample mixing device
usbstream:CARD=sofhdadsp
    sof-hda-dsp
    USB Stream Output
________________
> arecord -L
null
    Discard all samples (playback) or generate zero samples (capture)
default
    Playback/recording through the PulseAudio sound server
samplerate
    Rate Converter Plugin Using Samplerate Library
speexrate
    Rate Converter Plugin Using Speex Resampler
jack
    JACK Audio Connection Kit
oss
    Open Sound System
pulse
    PulseAudio Sound Server
upmix
    Plugin for channel upmix (4,6,8)
vdownmix
    Plugin for channel downmix (stereo) with a simple spacialization
usbstream:CARD=sofhdadsp
    sof-hda-dsp
    USB Stream Output
________________
> alsa_info_do
cat: '/sys/module/snd_soc_skl_hda_dsp/parameters/*': No such file or directory
/usr/sbin/alsa-info: line 661: tree: command not found
dmesg: read kernel buffer failed: Operation not permitted
upload=true&script=true&cardinfo=
!!################################
!!ALSA Information Script v 0.5.1
!!################################

!!Script ran on: Wed Jan 26 14:00:18 UTC 2022


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

Ubuntu Jammy Jellyfish (development branch) \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu Jammy Jellyfish (development branch)" PRETTY_NAME="Ubuntu Jammy Jellyfish (development branch)" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian HOME_URL="https://www.ubuntu.com/" SUPPORT_URL="https://help.ubuntu.com/" BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/" PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy" UBUNTU_CODENAME=jammy


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

Manufacturer:      AVITA
Product Name:      NE14A2
Product Version:   To be filled by O.E.M.
Firmware Version:  BSWBHK-N6814G6-AVI-V07
System SKU:        CN6814C45M1IN
Board Vendor:      AVITA
Board Name:        GCG514WW80


!!ACPI Device Status Information
!!---------------

/sys/bus/acpi/devices/ACPI0003:00/status 	 15
/sys/bus/acpi/devices/ESSX8336:00/status 	 15
/sys/bus/acpi/devices/INT33A1:00/status 	 15
/sys/bus/acpi/devices/INT33D5:00/status 	 15
/sys/bus/acpi/devices/INT3400:00/status 	 15
/sys/bus/acpi/devices/INT3403:04/status 	 15
/sys/bus/acpi/devices/INT3453:00/status 	 15
/sys/bus/acpi/devices/INT3453:01/status 	 15
/sys/bus/acpi/devices/INT3453:02/status 	 15
/sys/bus/acpi/devices/INT3453:03/status 	 15
/sys/bus/acpi/devices/LNXPOWER:00/status 	 1
/sys/bus/acpi/devices/LNXPOWER:01/status 	 1
/sys/bus/acpi/devices/LNXPOWER:02/status 	 1
/sys/bus/acpi/devices/LNXPOWER:03/status 	 1
/sys/bus/acpi/devices/LNXPOWER:04/status 	 1
/sys/bus/acpi/devices/LNXPOWER:05/status 	 1
/sys/bus/acpi/devices/LNXPOWER:06/status 	 1
/sys/bus/acpi/devices/LNXPOWER:07/status 	 15
/sys/bus/acpi/devices/MSFT0001:00/status 	 15
/sys/bus/acpi/devices/MSFT0101:00/status 	 15
/sys/bus/acpi/devices/PNP0103:00/status 	 15
/sys/bus/acpi/devices/PNP0C09:00/status 	 15
/sys/bus/acpi/devices/PNP0C0A:00/status 	 31
/sys/bus/acpi/devices/PNP0C0C:00/status 	 15
/sys/bus/acpi/devices/PNP0C0D:00/status 	 15
/sys/bus/acpi/devices/PNP0C0F:00/status 	 9
/sys/bus/acpi/devices/PNP0C0F:01/status 	 9
/sys/bus/acpi/devices/PNP0C0F:02/status 	 9
/sys/bus/acpi/devices/PNP0C0F:03/status 	 9
/sys/bus/acpi/devices/PNP0C0F:04/status 	 9
/sys/bus/acpi/devices/PNP0C0F:05/status 	 9
/sys/bus/acpi/devices/PNP0C0F:06/status 	 9
/sys/bus/acpi/devices/PNP0C0F:07/status 	 9
/sys/bus/acpi/devices/device:01/status 	 15
/sys/bus/acpi/devices/device:09/status 	 15
/sys/bus/acpi/devices/device:0a/status 	 15
/sys/bus/acpi/devices/device:0d/status 	 15


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

Kernel release:    5.15.0-17-generic
Operating System:  GNU/Linux
Architecture:      x86_64
Processor:         x86_64
SMP Enabled:       Yes


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

Driver version:     k5.15.0-17-generic
Library version:    1.2.6.1
Utilities version:  1.2.6


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

snd_soc_skl_hda_dsp (card 0)


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

PipeWire:
      Installed - Yes (/usr/bin/pipewire)
      Running - Yes

Pulseaudio:
      Installed - Yes (/usr/bin/pulseaudio)
      Running - Yes


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

 0 [sofhdadsp      ]: sof-hda-dsp - sof-hda-dsp
                      AVITA-NE14A2-TobefilledbyO.E.M.-GCG514WW80


!!PCI Soundcards installed in the system
!!--------------------------------------

00:0e.0 Multimedia audio controller [0401]: Intel Corporation Celeron/Pentium Silver Processor High Definition Audio [8086:3198] (rev 06)
	DeviceName: Onboard - Sound


!!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_atiixp_modem: index=-2
snd_intel8x0m: index=-2
snd_via82xx_modem: index=-2
snd_usb_audio: index=-2
snd_usb_caiaq: index=-2
snd_usb_ua101: index=-2
snd_usb_us122l: index=-2
snd_usb_usx2y: index=-2
snd_cmipci: mpu_port=0x330 fm_port=0x388
snd_pcsp: index=-2
snd_usb_audio: index=-2


!!Loaded sound module options
!!---------------------------

!!Module: snd_soc_skl_hda_dsp
	* : 


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

!!Card: /sys/class/sound/card0
Driver: /sys/bus/platform/drivers/skl_hda_dsp_generic
Tree:


!!HDA-Intel Codec information
!!---------------------------
--startcollapse--

Codec: Intel Geminilake HDMI
Address: 2
AFG Function Id: 0x1 (unsol 0)
Vendor Id: 0x8086280d
Subsystem Id: 0x80860101
Revision Id: 0x100000
No Modem Function Group found
Default PCM:
    rates [0x0]:
    bits [0x0]:
    formats [0x0]:
Default Amp-In caps: N/A
Default Amp-Out caps: N/A
State of AFG node 0x01:
  Power states:  D0 D3 CLKSTOP EPSS
  Power: setting=D0, actual=D0, Clock-stop-OK
GPIO: io=0, o=0, i=0, unsolicited=0, wake=0
Node 0x02 [Audio Output] wcaps 0x6611: 8-Channels Digital
  Converter: stream=0, channel=0
  Digital: Enabled KAE
  Digital category: 0x0
  IEC Coding Type: 0x0
  PCM:
    rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000
    bits [0x1a]: 16 24 32
    formats [0x5]: PCM AC3
  Power states:  D0 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x03 [Audio Output] wcaps 0x6611: 8-Channels Digital
  Converter: stream=0, channel=0
  Digital: Enabled KAE
  Digital category: 0x0
  IEC Coding Type: 0x0
  PCM:
    rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000
    bits [0x1a]: 16 24 32
    formats [0x5]: PCM AC3
  Power states:  D0 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x04 [Audio Output] wcaps 0x6611: 8-Channels Digital
  Converter: stream=0, channel=0
  Digital: Enabled KAE
  Digital category: 0x0
  IEC Coding Type: 0x0
  PCM:
    rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000
    bits [0x1a]: 16 24 32
    formats [0x5]: PCM AC3
  Power states:  D0 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x05 [Pin Complex] wcaps 0x40778d: 8-Channels Digital Amp-Out CP
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals:  [0x00 0x00]
  Pincap 0x0b000094: OUT Detect HBR HDMI DP
  Pin Default 0x18560010: [Jack] Digital Out at Int HDMI
    Conn = Digital, Color = Unknown
    DefAssociation = 0x1, Sequence = 0x0
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Power states:  D0 D3 EPSS
  Power: setting=D0, actual=D0
  Devices: 0
  Connection: 0
Node 0x06 [Pin Complex] wcaps 0x40778d: 8-Channels Digital Amp-Out CP
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals:  [0x00 0x00]
  Pincap 0x0b000094: OUT Detect HBR HDMI DP
  Pin Default 0x18560010: [Jack] Digital Out at Int HDMI
    Conn = Digital, Color = Unknown
    DefAssociation = 0x1, Sequence = 0x0
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Power states:  D0 D3 EPSS
  Power: setting=D0, actual=D0
  Devices: 0
  Connection: 0
Node 0x07 [Pin Complex] wcaps 0x40778d: 8-Channels Digital Amp-Out CP
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals:  [0x00 0x00]
  Pincap 0x0b000094: OUT Detect HBR HDMI DP
  Pin Default 0x18560010: [Jack] Digital Out at Int HDMI
    Conn = Digital, Color = Unknown
    DefAssociation = 0x1, Sequence = 0x0
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Power states:  D0 D3 EPSS
  Power: setting=D0, actual=D0
  Devices: 0
  Connection: 0
--endcollapse--


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

crw-rw----+ 1 root audio 116,  6 Jan 27  2022 /dev/snd/controlC0
crw-rw----+ 1 root audio 116,  5 Jan 27  2022 /dev/snd/hwC0D2
crw-rw----+ 1 root audio 116,  2 Jan 27  2022 /dev/snd/pcmC0D1p
crw-rw----+ 1 root audio 116,  3 Jan 27  2022 /dev/snd/pcmC0D2p
crw-rw----+ 1 root audio 116,  4 Jan 27  2022 /dev/snd/pcmC0D3p
crw-rw----+ 1 root audio 116,  1 Jan 27  2022 /dev/snd/seq
crw-rw----+ 1 root audio 116, 33 Jan 27  2022 /dev/snd/timer

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root  60 Jan 27  2022 .
drwxr-xr-x 3 root root 200 Jan 27  2022 ..
lrwxrwxrwx 1 root root  12 Jan 27  2022 pci-0000:00:0e.0-platform-skl_hda_dsp_generic -> ../controlC0


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

APLAY

**** List of PLAYBACK Hardware Devices ****
card 0: sofhdadsp [sof-hda-dsp], device 1: HDMI1 (*) []
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: sofhdadsp [sof-hda-dsp], device 2: HDMI2 (*) []
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: sofhdadsp [sof-hda-dsp], device 3: HDMI3 (*) []
  Subdevices: 1/1
  Subdevice #0: subdevice #0

ARECORD

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

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

!!-------Mixer controls for card sofhdadsp

Card sysdefault:0 'sofhdadsp'/'AVITA-NE14A2-TobefilledbyO.E.M.-GCG514WW80'
  Mixer name	: 'Intel Geminilake HDMI'
  Components	: 'HDA:8086280d,80860101,00100000'
  Controls      : 24
  Simple ctrls  : 6
Simple mixer control 'IEC958',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'IEC958',1
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'IEC958',2
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'PGA2.0 2 Master',0
  Capabilities: pvolume
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 32
  Mono:
  Front Left: Playback 32 [100%] [0.00dB]
  Front Right: Playback 32 [100%] [0.00dB]
Simple mixer control 'PGA3.0 3 Master',0
  Capabilities: pvolume
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 32
  Mono:
  Front Left: Playback 32 [100%] [0.00dB]
  Front Right: Playback 32 [100%] [0.00dB]
Simple mixer control 'PGA4.0 4 Master',0
  Capabilities: pvolume
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 32
  Mono:
  Front Left: Playback 32 [100%] [0.00dB]
  Front Right: Playback 32 [100%] [0.00dB]


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

--startcollapse--
state.sofhdadsp {
	control.1 {
		iface CARD
		name 'HDMI/DP,pcm=1 Jack'
		value false
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.2 {
		iface MIXER
		name 'IEC958 Playback Con Mask'
		value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access read
			type IEC958
			count 1
		}
	}
	control.3 {
		iface MIXER
		name 'IEC958 Playback Pro Mask'
		value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access read
			type IEC958
			count 1
		}
	}
	control.4 {
		iface MIXER
		name 'IEC958 Playback Default'
		value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access 'read write'
			type IEC958
			count 1
		}
	}
	control.5 {
		iface MIXER
		name 'IEC958 Playback Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.6 {
		iface PCM
		device 1
		name ELD
		value ''
		comment {
			access 'read volatile'
			type BYTES
			count 0
		}
	}
	control.7 {
		iface CARD
		name 'HDMI/DP,pcm=2 Jack'
		value false
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.8 {
		iface MIXER
		name 'IEC958 Playback Con Mask'
		index 1
		value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access read
			type IEC958
			count 1
		}
	}
	control.9 {
		iface MIXER
		name 'IEC958 Playback Pro Mask'
		index 1
		value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access read
			type IEC958
			count 1
		}
	}
	control.10 {
		iface MIXER
		name 'IEC958 Playback Default'
		index 1
		value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access 'read write'
			type IEC958
			count 1
		}
	}
	control.11 {
		iface MIXER
		name 'IEC958 Playback Switch'
		index 1
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.12 {
		iface PCM
		device 2
		name ELD
		value ''
		comment {
			access 'read volatile'
			type BYTES
			count 0
		}
	}
	control.13 {
		iface CARD
		name 'HDMI/DP,pcm=3 Jack'
		value false
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.14 {
		iface MIXER
		name 'IEC958 Playback Con Mask'
		index 2
		value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access read
			type IEC958
			count 1
		}
	}
	control.15 {
		iface MIXER
		name 'IEC958 Playback Pro Mask'
		index 2
		value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access read
			type IEC958
			count 1
		}
	}
	control.16 {
		iface MIXER
		name 'IEC958 Playback Default'
		index 2
		value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access 'read write'
			type IEC958
			count 1
		}
	}
	control.17 {
		iface MIXER
		name 'IEC958 Playback Switch'
		index 2
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.18 {
		iface PCM
		device 3
		name ELD
		value ''
		comment {
			access 'read volatile'
			type BYTES
			count 0
		}
	}
	control.19 {
		iface PCM
		device 1
		name 'Playback Channel Map'
		value.0 0
		value.1 0
		value.2 0
		value.3 0
		value.4 0
		value.5 0
		value.6 0
		value.7 0
		comment {
			access 'read write'
			type INTEGER
			count 8
			range '0 - 36'
		}
	}
	control.20 {
		iface PCM
		device 2
		name 'Playback Channel Map'
		value.0 0
		value.1 0
		value.2 0
		value.3 0
		value.4 0
		value.5 0
		value.6 0
		value.7 0
		comment {
			access 'read write'
			type INTEGER
			count 8
			range '0 - 36'
		}
	}
	control.21 {
		iface PCM
		device 3
		name 'Playback Channel Map'
		value.0 0
		value.1 0
		value.2 0
		value.3 0
		value.4 0
		value.5 0
		value.6 0
		value.7 0
		comment {
			access 'read write'
			type INTEGER
			count 8
			range '0 - 36'
		}
	}
	control.22 {
		iface MIXER
		name 'PGA2.0 2 Master Playback Volume'
		value.0 32
		value.1 32
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 32'
			dbmin -9999999
			dbmax 0
			dbvalue.0 0
			dbvalue.1 0
		}
	}
	control.23 {
		iface MIXER
		name 'PGA3.0 3 Master Playback Volume'
		value.0 32
		value.1 32
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 32'
			dbmin -9999999
			dbmax 0
			dbvalue.0 0
			dbvalue.1 0
		}
	}
	control.24 {
		iface MIXER
		name 'PGA4.0 4 Master Playback Volume'
		value.0 32
		value.1 32
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 32'
			dbmin -9999999
			dbmax 0
			dbvalue.0 0
			dbvalue.1 0
		}
	}
}
--endcollapse--


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

8250_dw
ac97_bus
acpi_thermal_rel
aesni_intel
af_alg
ahci
algif_hash
algif_skcipher
autofs4
bluetooth
bnep
btbcm
btintel
btrtl
btusb
cec
cfg80211
cmac
coretemp
cqhci
crc32_pclmul
crct10dif_pclmul
cryptd
crypto_simd
drm
drm_kms_helper
dw_dmac
dw_dmac_core
ecc
ecdh_generic
efi_pstore
fb_sys_fops
ghash_clmulni_intel
hid
hid_generic
i2c_algo_bit
i2c_i801
i2c_smbus
i915
idma64
input_leds
int3400_thermal
int3403_thermal
int340x_thermal_zone
intel_cstate
intel_hid
intel_lpss
intel_lpss_pci
intel_pmc_bxt
intel_powerclamp
intel_punit_ipc
intel_rapl_common
intel_rapl_msr
intel_soc_dts_iosf
intel_telemetry_core
intel_telemetry_pltdrv
ip_tables
ipmi_devintf
ipmi_msghandler
kvm
kvm_intel
ledtrig_audio
libahci
lp
mac_hid
mc
mei
mei_hdcp
mei_me
msr
nls_iso8859_1
parport
parport_pc
pinctrl_geminilake
ppdev
processor_thermal_device
processor_thermal_device_pci_legacy
processor_thermal_mbox
processor_thermal_rapl
processor_thermal_rfim
rapl
rc_core
rfcomm
rtl8821ce
sch_fq_codel
sdhci
sdhci_pci
serio_raw
snd
snd_compress
snd_hda_codec
snd_hda_codec_hdmi
snd_hda_core
snd_hda_ext_core
snd_hda_intel
snd_hrtimer
snd_hwdep
snd_intel_dspcfg
snd_intel_sdw_acpi
snd_pcm
snd_pcm_dmaengine
snd_rawmidi
snd_seq
snd_seq_device
snd_seq_dummy
snd_seq_midi
snd_seq_midi_event
snd_soc_acpi
snd_soc_acpi_intel_match
snd_soc_core
snd_soc_dmic
snd_soc_hdac_hda
snd_soc_hdac_hdmi
snd_soc_intel_hda_dsp_common
snd_soc_skl
snd_soc_skl_hda_dsp
snd_soc_sst_dsp
snd_soc_sst_ipc
snd_sof
snd_sof_intel_hda
snd_sof_intel_hda_common
snd_sof_pci
snd_sof_pci_intel_apl
snd_sof_xtensa_dsp
snd_timer
soc_button_array
soundcore
soundwire_bus
soundwire_cadence
soundwire_generic_allocation
soundwire_intel
sparse_keymap
spi_pxa2xx_platform
syscopyarea
sysfillrect
sysimgblt
ttm
usbhid
uvcvideo
video
videobuf2_common
videobuf2_memops
videobuf2_v4l2
videobuf2_vmalloc
videodev
x86_pkg_temp_thermal
x_tables
xhci_pci
xhci_pci_renesas


!!Sysfs Files
!!-----------

/sys/class/sound/hwC0D2/init_pin_configs:
0x05 0x18560010
0x06 0x18560010
0x07 0x18560010

/sys/class/sound/hwC0D2/driver_pin_configs:

/sys/class/sound/hwC0D2/user_pin_configs:

/sys/class/sound/hwC0D2/init_verbs:

/sys/class/sound/hwC0D2/hints:


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



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

ii  alsa-topology-conf                         1.2.5.1-2                           all          ALSA topology configuration files
ii  alsa-ucm-conf                              1.2.6.3-1                           all          ALSA Use Case Manager configuration files
ii  alsa-utils                                 1.2.6-1ubuntu1                      amd64        Utilities for configuring and using ALSA