Re: [PATCH] drm/amd/pm: workaround for audio noise issue

2021-03-10 Thread Alex Deucher
On Wed, Mar 10, 2021 at 11:27 PM Kenneth Feng wrote: > > On some Intel platforms, audio noise can be detected due to > high pcie speed switch latency. > This patch leaverages ppfeaturemask to fix to the highest pcie > speed then disable pcie switching. You may want a follow up patch to check the

[PATCH] drm/amd/pm: workaround for audio noise issue

2021-03-10 Thread Kenneth Feng
On some Intel platforms, audio noise can be detected due to high pcie speed switch latency. This patch leaverages ppfeaturemask to fix to the highest pcie speed then disable pcie switching. Signed-off-by: Kenneth Feng --- .../drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c | 54 ++ .../drm