*** This bug is a duplicate of bug 1909747 ***
https://bugs.launchpad.net/bugs/1909747
Thank you for taking the time to report this bug and helping to make
Ubuntu better. This particular bug has already been reported and is a
duplicate of bug 1909747, so it is being marked as such. Please look at
the other bug report to see if there is any missing information that you
can provide, or to see if there is a workaround for the bug.
Additionally, any further discussion regarding the bug should occur in
the other report. Feel free to continue to report any other bugs you may
find.
** This bug has been marked a duplicate of bug 1909747
Night Light not working on Raspberry Pi
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https://bugs.launchpad.net/bugs/1918029
Title:
Pi400 Night Light
Status in xorg package in Ubuntu:
New
Bug description:
On the Raspberry Pi 400 the Night Light mode for the display seems to
have no effect. The display remains the same bright colour even when
the night light filter is enabled.
ProblemType: Bug
DistroRelease: Ubuntu 20.10
Package: xorg 1:7.7+19ubuntu15
ProcVersionSignature: Ubuntu 5.8.0-1016.19-raspi 5.8.18
Uname: Linux 5.8.0-1016-raspi aarch64
ApportVersion: 2.20.11-0ubuntu50.5
Architecture: arm64
BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
CasperMD5CheckResult: skip
CompositorRunning: None
CurrentDesktop: ubuntu:GNOME
Date: Sat Mar 6 20:02:05 2021
DistUpgraded: Fresh install
DistroCodename: groovy
DistroVariant: ubuntu
ExtraDebuggingInterest: Yes, if not too technical
GraphicsCard:
ImageMediaBuild: 20201022
Lspci-vt: -[0000:00]---00.0-[01]----00.0 VIA Technologies, Inc. VL805 USB
3.0 Host Controller
ProcEnviron:
LANGUAGE=en_CA:en
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=en_CA.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: coherent_pool=1M 8250.nr_uarts=0
snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1
snd_bcm2835.enable_headphones=1 video=HDMI-A-1:1680x1050M@60
smsc95xx.macaddr=DC:A6:32:E5:00:72 vc_mem.mem_base=0x3ec00000
vc_mem.mem_size=0x40000000 dwc_otg.lpm_enable=0 console=tty1
root=LABEL=writable rootfstype=ext4 elevator=deadline rootwait fixrtc quiet
splash
RebootRequiredPkgs: gnome-shell
SourcePackage: xorg
Symptom: display
UpgradeStatus: No upgrade log present (probably fresh install)
acpidump:
version.compiz: compiz N/A
version.libdrm2: libdrm2 2.4.102-1ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 20.2.6-0ubuntu0.20.10.1
version.libgl1-mesa-glx: libgl1-mesa-glx N/A
version.xserver-xorg-core: xserver-xorg-core 2:1.20.9-2ubuntu1.1
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-1ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel N/A
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.16-1
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