[Bug 106228] amdgpu reads back brightness 0 (which is not true) if checked before a brightness has been explicitly set

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=106228

--- Comment #4 from David Francis <david.francis at amd.com> ---
Created attachment 140795
  --> https://bugs.freedesktop.org/attachment.cgi?id=140795&action=edit
Patch that should fix the problem

Could you try out this patch and check if it works?  Thanks.

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