[PATCH] Revert "drm/amd/display: disable dcn20 abm feature for bring up"

[Harry Wentland]

On 2020-05-28 10:13 a.m., Alexander Monakov wrote:
> 
> 
> On Thu, 28 May 2020, Harry Wentland wrote:
> 
>> On 2020-05-28 9:54 a.m., Alexander Monakov wrote:
>>>
>>>
>>> On Thu, 28 May 2020, Harry Wentland wrote:
>>>
>>>> This reverts commit 96cb7cf13d8530099c256c053648ad576588c387.
>>>>
>>>> This change was used for DCN2 bringup and is no longer desired.
>>>> In fact it breaks backlight on DCN2 systems.
>>>
>>> Reported-and-tested-by: Alexander Monakov <amonakov at ispras.ru>
>>>
>>
>> Thanks, Alex.
>>
>> Just to confirm, this fixes the backlight issue you were seeing?
> 
> I applied a similar fix to my kernel yesterday, and it worked fine.
> Tested by changing brightness a few times. If any problems come up,
> I'll send new reports.
> 

Thanks for the confirmation.

Harry

> Alexander
>