[PATCH 3/4] drm/amdgpu: reroute VMC and UMD to IH ring 1 for oss v5

2020-03-27 Thread Alex Sierra
[Why] Due Page faults can easily overwhelm the interrupt handler. So to make sure that we never lose valuable interrupts on the primary ring we re-route page faults to IH ring 1. It also facilitates the recovery page process, since it's already running from a process context. This is valid for Arct

[PATCH 3/4] drm/amdgpu: reroute VMC and UMD to IH ring 1 for oss v5

2020-03-24 Thread Alex Sierra
[Why] Due Page faults can easily overwhelm the interrupt handler. So to make sure that we never lose valuable interrupts on the primary ring we re-route page faults to IH ring 1. It also facilitates the recovery page process, since it's already running from a process context. This is valid for Arct