[plasmashell] [Bug 494877] Brightness Controls only operative as software instead of DDC/CI for Dell Monitor

2025-05-19 Thread Nate Graham
https://bugs.kde.org/show_bug.cgi?id=494877

Nate Graham  changed:

   What|Removed |Added

 Status|NEEDSINFO   |RESOLVED
 Resolution|WAITINGFORINFO  |DOWNSTREAM

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[plasmashell] [Bug 494877] Brightness Controls only operative as software instead of DDC/CI for Dell Monitor

2025-05-16 Thread Ben
https://bugs.kde.org/show_bug.cgi?id=494877

--- Comment #3 from Ben  ---
Im currently on KDE INFO:

Operating System: openSUSE Tumbleweed 20250514
KDE Plasma Version: 6.3.5
KDE Frameworks Version: 6.14.0
Qt Version: 6.9.0
Kernel Version: 6.14.6-1-default (64-bit)
Graphics Platform: Wayland
Processors: 12 × 11th Gen Intel® Core™ i5-11500 @ 2.70GHz
Memory: 31.2 GiB of RAM
Graphics Processor: AMD Radeon RX 6600
Manufacturer: Gigabyte Technology Co., Ltd.
Product Name: H510M DS2V


I reviewed the DELL P2412H Monitor DDC/CI Information in this PDF about it:

https://dl.dell.com/manuals/all-products/esuprt_display_projector/esuprt_display/dell-p2412h_user's%20guide_en-us.pdf

The manual does not actually show or demonstrate any monitor "on-screen'
displays showing that any DDC/CI signals or commands
are taking place to control the display at all

I did turn the DDC/CI control option OFF from the monitors own on-screen menu
and varied the brightness from plasma
I could not see any discernable/visually noticeable differance with the monitor
brightness changing with the DDC/CI Option turned on or off in the monitors
menu

Despite this, I can accept that this is probably a hard-ware issue to do with
the HDMI-to-DVI Converter

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[plasmashell] [Bug 494877] Brightness Controls only operative as software instead of DDC/CI for Dell Monitor

2025-05-16 Thread Nate Graham
https://bugs.kde.org/show_bug.cgi?id=494877

Nate Graham  changed:

   What|Removed |Added

 CC||n...@kde.org
 Status|REPORTED|NEEDSINFO
 Resolution|--- |WAITINGFORINFO

--- Comment #2 from Nate Graham  ---
Thanks for the bug report, and sorry we weren't able to look into this yet. Can
I ask you to see if the problem still happens at all in Plasma 6.3.5 or later
and ddcutil 2.2.0 or later? Thanks a lot!

If so, I suspect something getting lost in the HDMI-to-DVI translation, and
it's a hardware issue.

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[plasmashell] [Bug 494877] Brightness Controls only operative as software instead of DDC/CI for Dell Monitor

2024-12-18 Thread Nate Graham
https://bugs.kde.org/show_bug.cgi?id=494877

Nate Graham  changed:

   What|Removed |Added

  Component|general |Power management &
   ||brightness
   Target Milestone|--- |1.0
Product|Powerdevil  |plasmashell
Version|git-stable-Plasma/6.2   |6.2.4

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