** Changed in: linux (Ubuntu Mantic)
   Importance: Undecided => Medium

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https://bugs.launchpad.net/bugs/2057430

Title:
  The screen brightness is unable to adjust on BOE panel DPN#R6FD8

Status in HWE Next:
  New
Status in linux package in Ubuntu:
  Fix Released
Status in linux-oem-6.5 package in Ubuntu:
  Invalid
Status in linux source package in Jammy:
  Invalid
Status in linux-oem-6.5 source package in Jammy:
  In Progress
Status in linux source package in Mantic:
  In Progress
Status in linux-oem-6.5 source package in Mantic:
  Invalid
Status in linux source package in Noble:
  Fix Released
Status in linux-oem-6.5 source package in Noble:
  Invalid

Bug description:
  [Impact]
  The screen brightness is unable to adjust on BOE panel DPN#R6FD8

  [Fix]
  AMD provides a patch which is included in v6.8-rc7 to fix this issue
  b7cdccc6a849 drm/amd/display: Add monitor patch for specific eDP

  To avoid conflicts, pull in 3 other small patches
  c4e532f75336 drm/amd/display: Re-add aux intercept disable delay generically 
for 2+ LTTPRs
  923bbfe6c888 drm/amd/display: Clear dpcd_sink_ext_caps if not set
  3d71a8726e05 drm/amd/display: Add monitor patch for specific eDP

  [Test Case]
  1. Boot to OS
  2. Adjust the screen brightness via the hotkeys on the keyboard or brightness 
bar in the setting.
  3. The screen brightness should change

  [Where problems could occur]
  The first commit introduces no functional changes, it merely relocates the 
delay flag to dc_debug_options and makes some consequent modifications.
  The second commit introduce a new flag, but we don't use it.
  The third and forth commits add 4 panel IDs which should be pretty safe to 
include them.

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