!!################################
!!ALSA Information Script v 0.4.65
!!################################

!!Script ran on: Wed May 11 13:48:02 UTC 2022


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

Ubuntu 20.10 \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 20.10" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 20.10" 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=groovy


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

Manufacturer:      Dell Inc.
Product Name:      Precision 7550
Product Version:   
Firmware Version:  1.6.2
Board Vendor:      Dell Inc.
Board Name:        01PXFR


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

/sys/bus/acpi/devices/ACPI0003:00/status 	 15
/sys/bus/acpi/devices/ACPI000C:00/status 	 15
/sys/bus/acpi/devices/DELL09C3:00/status 	 15
/sys/bus/acpi/devices/DLLK09C3:00/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/INT3403:00/status 	 15
/sys/bus/acpi/devices/INT3403:01/status 	 15
/sys/bus/acpi/devices/INT3403:02/status 	 15
/sys/bus/acpi/devices/INT3403:03/status 	 15
/sys/bus/acpi/devices/INT340E:00/status 	 15
/sys/bus/acpi/devices/INT3450:00/status 	 15
/sys/bus/acpi/devices/INT3F0D:00/status 	 15
/sys/bus/acpi/devices/LNXPOWER:01/status 	 1
/sys/bus/acpi/devices/LNXPOWER:02/status 	 15
/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 	 1
/sys/bus/acpi/devices/LNXPOWER:09/status 	 1
/sys/bus/acpi/devices/PNP0103:00/status 	 15
/sys/bus/acpi/devices/PNP0B00:00/status 	 15
/sys/bus/acpi/devices/PNP0C02:00/status 	 3
/sys/bus/acpi/devices/PNP0C02:02/status 	 3
/sys/bus/acpi/devices/PNP0C02:05/status 	 3
/sys/bus/acpi/devices/PNP0C04:00/status 	 31
/sys/bus/acpi/devices/PNP0C09:00/status 	 15
/sys/bus/acpi/devices/PNP0C0A:00/status 	 31
/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/PRP00001:00/status 	 11
/sys/bus/acpi/devices/USBC000:00/status 	 15
/sys/bus/acpi/devices/device:09/status 	 15


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

Kernel release:    5.8.0-63-generic
Operating System:  GNU/Linux
Architecture:      x86_64
Processor:         x86_64
SMP Enabled:       Yes


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

Driver version:     k5.8.0-63-generic
Library version:    1.2.3.2
Utilities version:  1.2.3


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

snd_usb_audio
snd_usb_audio


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

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


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

 0 [Dock           ]: USB-Audio - Dell D3100 USB3.0 Dock
                      DisplayLink Dell D3100 USB3.0 Dock at usb-0000:00:14.0-3.3, super speed
 2 [C270           ]: USB-Audio - Logitech HD Webcam C270
                      Logitech HD Webcam C270 Logitech HD Webcam C270 at usb-0000:00:14.0-2.2.3, high


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

00:1f.3 Audio device [0403]: Intel Corporation Comet Lake PCH cAVS [8086:06c8] (prog-if 80)
	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
snd_hda_intel: model=dell-vostro enable=1 index=0


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

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

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


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

USB Mixer: usb_id=0x17e9436e, ctrlif=2, ctlerr=0
Card: DisplayLink Dell D3100 USB3.0 Dock at usb-0000:00:14.0-3.3, super speed
  Unit: 1
    Control: name="Speaker - Output Jack", index=0
    Info: id=1, control=2, cmask=0x0, channels=1, type="BOOLEAN"
    Volume: min=0, max=1, dBmin=0, dBmax=0
  Unit: 8
    Control: name="Mic - Input Jack", index=0
    Info: id=8, control=2, cmask=0x0, channels=1, type="BOOLEAN"
    Volume: min=0, max=1, dBmin=0, dBmax=0
  Unit: 10
    Control: name="Clock Source 10 Validity", index=0
    Info: id=10, control=2, cmask=0x0, channels=1, type="BOOLEAN"
    Volume: min=0, max=1, dBmin=0, dBmax=0
  Unit: 11
    Control: name="Clock Source 11 Validity", index=0
    Info: id=11, control=2, cmask=0x0, channels=1, type="BOOLEAN"
    Volume: min=0, max=1, dBmin=0, dBmax=0
  Unit: 12
    Control: name="Mic Capture Volume", index=0
    Info: id=12, control=2, cmask=0x3, channels=2, type="S16"
    Volume: min=-4592, max=7680, dBmin=-1793, dBmax=3000
  Unit: 12
    Control: name="Mic Capture Switch", index=0
    Info: id=12, control=1, cmask=0x3, channels=2, type="INV_BOOLEAN"
    Volume: min=0, max=1, dBmin=0, dBmax=0
  Unit: 15
    Control: name="Dell USB Audio Playback Volume", index=0
    Info: id=15, control=2, cmask=0x3f, channels=6, type="S16"
    Volume: min=-8176, max=0, dBmin=-3193, dBmax=0
  Unit: 15
    Control: name="Dell USB Audio Playback Switch", index=0
    Info: id=15, control=1, cmask=0x3f, channels=6, type="INV_BOOLEAN"
    Volume: min=0, max=1, dBmin=0, dBmax=0
USB Mixer: usb_id=0x046d0825, ctrlif=2, ctlerr=0
Card: Logitech HD Webcam C270 Logitech HD Webcam C270 at usb-0000:00:14.0-2.2.3, high
  Unit: 2
    Control: name="Mic Capture Volume", index=0
    Info: id=2, control=2, cmask=0x3, channels=2, type="S16"
    Volume: min=-24320, max=0, dBmin=-9500, dBmax=0
  Unit: 2
    Control: name="Mic Capture Switch", index=0
    Info: id=2, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN"
    Volume: min=0, max=1, dBmin=0, dBmax=0
--endcollapse--


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

crw-rw----  1 root audio 116,  6 May 10 18:29 /dev/snd/controlC0
crw-rw----  1 root audio 116,  8 May 10 18:29 /dev/snd/controlC2
crw-rw----  1 root audio 116,  5 May 11 09:46 /dev/snd/pcmC0D0c
crw-rw----  1 root audio 116,  4 May 11 09:46 /dev/snd/pcmC0D0p
crw-rw----  1 root audio 116,  7 May 11 09:45 /dev/snd/pcmC2D0c
crw-rw----  1 root audio 116,  1 May 10 18:29 /dev/snd/seq
crw-rw----  1 root audio 116, 33 May 10 18:29 /dev/snd/timer

/dev/snd/by-id:
total 0
drwxr-xr-x 2 root root  80 May 11 09:45 .
drwxr-xr-x 4 root root 220 May 11 09:45 ..
lrwxrwxrwx 1 root root  12 May 10 18:29 usb-DisplayLink_Dell_D3100_USB3.0_Dock_2004211811-02 -> ../controlC0
lrwxrwxrwx 1 root root  12 May 10 18:29 usb-Logitech_HD_Webcam_C270_Logitech_HD_Webcam_C270-02 -> ../controlC2

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root  80 May 11 09:45 .
drwxr-xr-x 4 root root 220 May 11 09:45 ..
lrwxrwxrwx 1 root root  12 May 10 18:29 pci-0000:00:14.0-usb-0:2.2.3:1.2 -> ../controlC2
lrwxrwxrwx 1 root root  12 May 10 18:29 pci-0000:00:14.0-usb-0:3.3:1.2 -> ../controlC0


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

APLAY

**** List of PLAYBACK Hardware Devices ****
card 0: Dock [Dell D3100 USB3.0 Dock], device 0: USB Audio [USB Audio]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

ARECORD

**** List of CAPTURE Hardware Devices ****
card 0: Dock [Dell D3100 USB3.0 Dock], device 0: USB Audio [USB Audio]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: C270 [Logitech HD Webcam C270], device 0: USB Audio [USB Audio]
  Subdevices: 0/1
  Subdevice #0: subdevice #0

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

!!-------Mixer controls for card Dock

Card hw:0 'Dock'/'DisplayLink Dell D3100 USB3.0 Dock at usb-0000:00:14.0-3.3, super speed'
  Mixer name	: 'USB Mixer'
  Components	: 'USB17e9:436e'
  Controls      : 11
  Simple ctrls  : 2
Simple mixer control 'Mic',0
  Capabilities: cvolume cswitch
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 767
  Front Left: Capture 657 [86%] [23.12dB] [on]
  Front Right: Capture 657 [86%] [23.12dB] [on]
Simple mixer control 'Dell USB Audio',0
  Capabilities: pvolume pswitch
  Playback channels: Front Left - Front Right - Rear Left - Rear Right - Front Center - Woofer
  Limits: Playback 0 - 511
  Mono:
  Front Left: Playback 367 [72%] [-9.00dB] [on]
  Front Right: Playback 367 [72%] [-9.00dB] [on]
  Rear Left: Playback 367 [72%] [-9.00dB] [on]
  Rear Right: Playback 367 [72%] [-9.00dB] [on]
  Front Center: Playback 367 [72%] [-9.00dB] [on]
  Woofer: Playback 367 [72%] [-9.00dB] [on]

!!-------Mixer controls for card C270

Card hw:2 'C270'/'Logitech HD Webcam C270 Logitech HD Webcam C270 at usb-0000:00:14.0-2.2.3, high'
  Mixer name	: 'USB Mixer'
  Components	: 'USB046d:0825'
  Controls      : 4
  Simple ctrls  : 1
Simple mixer control 'Mic',0
  Capabilities: cvolume cswitch cswitch-joined
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 64
  Front Left: Capture 64 [100%] [0.00dB] [on]
  Front Right: Capture 64 [100%] [0.00dB] [on]


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

--startcollapse--
state.Dock {
	control.1 {
		iface PCM
		name 'Playback Channel Map'
		value.0 0
		value.1 0
		value.2 0
		value.3 0
		value.4 0
		value.5 0
		comment {
			access read
			type INTEGER
			count 6
			range '0 - 36'
		}
	}
	control.2 {
		iface PCM
		name 'Capture Channel Map'
		value.0 0
		value.1 0
		comment {
			access read
			type INTEGER
			count 2
			range '0 - 36'
		}
	}
	control.3 {
		iface MIXER
		name 'Dell USB Audio Playback Switch'
		value.0 true
		value.1 true
		value.2 true
		value.3 true
		value.4 true
		value.5 true
		comment {
			access 'read write'
			type BOOLEAN
			count 6
		}
	}
	control.4 {
		iface MIXER
		name 'Dell USB Audio Playback Volume'
		value.0 367
		value.1 367
		value.2 367
		value.3 367
		value.4 367
		value.5 367
		comment {
			access 'read write'
			type INTEGER
			count 6
			range '0 - 511'
			dbmin -3193
			dbmax 0
			dbvalue.0 -900
			dbvalue.1 -900
			dbvalue.2 -900
			dbvalue.3 -900
			dbvalue.4 -900
			dbvalue.5 -900
		}
	}
	control.5 {
		iface CARD
		name 'Clock Source 11 Validity'
		value true
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.6 {
		iface CARD
		name 'Speaker - Output Jack'
		value false
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.7 {
		iface CARD
		name 'Mic - Input Jack'
		value false
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.8 {
		iface MIXER
		name 'Mic Capture Switch'
		value.0 true
		value.1 true
		comment {
			access 'read write'
			type BOOLEAN
			count 2
		}
	}
	control.9 {
		iface MIXER
		name 'Mic Capture Volume'
		value.0 657
		value.1 657
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 767'
			dbmin -1793
			dbmax 3000
			dbvalue.0 2312
			dbvalue.1 2312
		}
	}
	control.10 {
		iface CARD
		name 'Clock Source 10 Validity'
		value true
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.11 {
		iface CARD
		name 'Keep Interface'
		value false
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
}
state.C270 {
	control.1 {
		iface PCM
		name 'Capture Channel Map'
		value.0 3
		value.1 4
		comment {
			access read
			type INTEGER
			count 2
			range '0 - 36'
		}
	}
	control.2 {
		iface MIXER
		name 'Mic Capture Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.3 {
		iface MIXER
		name 'Mic Capture Volume'
		value.0 64
		value.1 64
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 64'
			dbmin -9500
			dbmax 0
			dbvalue.0 0
			dbvalue.1 0
		}
	}
	control.4 {
		iface CARD
		name 'Keep Interface'
		value false
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
}
--endcollapse--


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

ac97_bus
acpi_pad
acpi_thermal_rel
aesni_intel
af_alg
algif_hash
algif_skcipher
aufs
autofs4
binfmt_misc
bluetooth
bnep
br_netfilter
bridge
btbcm
btintel
btrtl
btusb
ccm
cdc_mbim
cdc_ncm
cdc_wdm
cec
cfg80211
cmac
coretemp
crc32_pclmul
crct10dif_pclmul
cros_ec
cros_ec_ishtp
cryptd
crypto_simd
dcdbas
dell_laptop
dell_rbtn
dell_smbios
dell_smm_hwmon
dell_wmi
dell_wmi_descriptor
drm
drm_kms_helper
e1000e
ecc
ecdh_generic
ee1004
efi_pstore
evdi
fb_sys_fops
ghash_clmulni_intel
glue_helper
hid
hid_generic
hid_multitouch
hid_sensor_custom
hid_sensor_hub
i2c_algo_bit
i2c_hid
i2c_i801
i2c_smbus
i915
idma64
input_leds
int3400_thermal
int3403_thermal
int340x_thermal_zone
intel_cstate
intel_hid
intel_ish_ipc
intel_ishtp
intel_ishtp_hid
intel_ishtp_loader
intel_lpss
intel_lpss_pci
intel_pch_thermal
intel_powerclamp
intel_rapl_common
intel_rapl_msr
intel_soc_dts_iosf
intel_wmi_thunderbolt
ip_tables
iwlmvm
iwlwifi
joydev
kvm
kvm_intel
ledtrig_audio
libarc4
libcrc32c
llc
lp
mac80211
mac_hid
mc
mei
mei_hdcp
mei_me
mii
nf_conntrack
nf_conntrack_netlink
nf_defrag_ipv4
nf_defrag_ipv6
nf_nat
nf_tables
nfnetlink
nft_chain_nat
nft_compat
nft_counter
nls_iso8859_1
nvme
nvme_core
overlay
parport
parport_pc
pinctrl_cannonlake
pinctrl_intel
ppdev
processor_thermal_device
psmouse
rapl
rc_core
rfcomm
rtsx_pci
rtsx_pci_sdmmc
sch_fq_codel
serio_raw
snd
snd_compress
snd_hda_codec
snd_hda_core
snd_hda_ext_core
snd_hda_intel
snd_hrtimer
snd_hwdep
snd_intel_dspcfg
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_hdac_hda
snd_sof
snd_sof_intel_byt
snd_sof_intel_hda
snd_sof_intel_hda_common
snd_sof_intel_ipc
snd_sof_pci
snd_sof_xtensa_dsp
snd_timer
snd_usb_audio
snd_usbmidi_lib
soundcore
sparse_keymap
stp
syscopyarea
sysfillrect
sysimgblt
thunderbolt
typec
typec_ucsi
ucsi_acpi
usbhid
usbnet
uvcvideo
vboxdrv
vboxnetadp
vboxnetflt
video
videobuf2_common
videobuf2_memops
videobuf2_v4l2
videobuf2_vmalloc
videodev
virt_dma
wmi
wmi_bmof
x86_pkg_temp_thermal
x_tables
xfrm_algo
xfrm_user
xhci_pci
xhci_pci_renesas
xt_MASQUERADE
xt_addrtype
xt_conntrack


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



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

ii  alsa-topology-conf                                          1.2.3-1                                     all          ALSA topology configuration files
ii  alsa-ucm-conf                                               1.2.2-1ubuntu5.2                            all          ALSA Use Case Manager configuration files
ii  alsa-utils                                                  1.2.3-1ubuntu1                              amd64        Utilities for configuring and using ALSA