Radeon HD 7450 brightness oversaturated

[Meelis Roos]

>>> Kernels are 5.0 and 5.1-rc1.
>>
>> Is it just kernels 5.0 and 5.1?  There haven't really been any display
>> related changes to radeon in ages.  Possibly a duplicate of:
>> https://bugzilla.kernel.org/show_bug.cgi?id=198123
> 
> No, I just put the card in and tested with only the current kernels I had.
> I can get some older kernel and test with that if that is of any help.

Just tested Debianis 4.19.0-4 package (4.19.28) and it exhibits the same
symptoms.

Slight additional detail: chenaging between fbcon vt-s does not fix it,
only changing between fbcon and X fixes it.

-- 
Meelis Roos <mroos at linux.ee>