On 11/27/2017 05:23 PM, Shawn Starr wrote: > Hi Harry, > > here's dmesg from kernel with dc=1 with patch applied, this is against > Linus's 4.15-rc1 git tag. > > Thanks, > > Shawn. > Hi Harry, Here some background from an issue I encountered last summer: These two patches were used https://lists.freedesktop.org/archives/amd-gfx/2016-August/001674.html https://lists.freedesktop.org/archives/amd-gfx/2016-August/001673.html From bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97460 This might add some context, Thanks, Shawn