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

[Alexander Monakov]

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.

Alexander