Public bug reported:
No brightness settings. Also black screen for login if I choose not
recovery mode for login.
ProblemType: Bug
DistroRelease: Ubuntu 21.04
Package: linux-image-5.11.0-22-generic 5.11.0-22.23
ProcVersionSignature: Ubuntu 5.11.0-22.23-generic 5.11.21
Uname: Linux 5.11.0-22-generic x86_64
ApportVersion: 2.20.11-0ubuntu65.1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: ter 3433 F.... pulseaudio
/dev/snd/controlC1: ter 3433 F.... pulseaudio
CasperMD5CheckResult: unknown
CurrentDesktop: ubuntu:GNOME
Date: Fri Jul 2 10:33:31 2021
InstallationDate: Installed on 2021-06-25 (6 days ago)
InstallationMedia: Ubuntu 20.10 "Groovy Gorilla" - Release amd64 (20201022)
MachineType: HP HP Pavilion Gaming Laptop 15-dk0xxx
ProcFB: 0 EFI VGA
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.11.0-22-generic
root=UUID=a7c41e63-e7ea-43e0-9de0-55322f489ee5 ro recovery nomodeset
dis_ucode_ldr
RelatedPackageVersions:
linux-restricted-modules-5.11.0-22-generic N/A
linux-backports-modules-5.11.0-22-generic N/A
linux-firmware 1.197.1
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/16/2020
dmi.bios.release: 15.33
dmi.bios.vendor: Insyde
dmi.bios.version: F.33
dmi.board.asset.tag: Type2 - Board Asset Tag
dmi.board.name: 85FB
dmi.board.vendor: HP
dmi.board.version: 42.42
dmi.chassis.asset.tag: Chassis Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: HP
dmi.chassis.version: Chassis Version
dmi.ec.firmware.release: 42.42
dmi.modalias:
dmi:bvnInsyde:bvrF.33:bd07/16/2020:br15.33:efr42.42:svnHP:pnHPPavilionGamingLaptop15-dk0xxx:pvrType1ProductConfigId:rvnHP:rn85FB:rvr42.42:cvnHP:ct10:cvrChassisVersion:
dmi.product.family: 103C_5335KV HP Pavilion
dmi.product.name: HP Pavilion Gaming Laptop 15-dk0xxx
dmi.product.sku: 2C7M8EA#ACB
dmi.product.version: Type1ProductConfigId
dmi.sys.vendor: HP
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug hirsute
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https://bugs.launchpad.net/bugs/1934464
Title:
Brightness control is missing on HP Pavilion Gaming Laptop 15-dk0xxx
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