On Mon, Sep 02, 2019 at 04:22:40PM +0800, Kai-Heng Feng wrote:
> BugLink: https://bugs.launchpad.net/bugs/1833617 >
> Screen freeze after S3 on AMD Stoney Ridge.
> Pin the VRAM so it won't contain garbage data after S3.
> After applying this patch I can confirm the issue is gone on Dell
> Inspiron 3180, a Stoney Ridge laptop.
> [Regression Potential]
> Low. This patch only touched a small subset of amdgpu.