lkml.org 
[lkml]   [2019]   [Dec]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v2] iommu/amd: Disable IOMMU on Stoney Ridge systems
On Fri, Nov 29, 2019 at 10:21:54PM +0800, Kai-Heng Feng wrote:
> Serious screen flickering when Stoney Ridge outputs to a 4K monitor.
>
> According to Alex Deucher, IOMMU isn't enabled on Windows, so let's do
> the same here to avoid screen flickering on 4K monitor.

Disabling the IOMMU entirely seem pretty severe. Isn't it enough to
identity map the GPU device?

\
 
 \ /
  Last update: 2019-12-02 18:01    [W:0.078 / U:5.528 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site