Re: [Intel-gfx] [PATCH 1/2] drm/i915/gt: Disable preparser around xcs invalidations on tgl

2020-07-24 Thread Mika Kuoppala
Chris Wilson writes: > Unlike rcs where we have conclusive evidence from our selftesting that > disabling the preparser before performing the TLB invalidate and > relocations does impact upon the GPU execution, the evidence for the > same requirement on xcs is much more circumstantial. Let's appl

[Intel-gfx] [PATCH 1/2] drm/i915/gt: Disable preparser around xcs invalidations on tgl

2020-07-23 Thread Chris Wilson
Unlike rcs where we have conclusive evidence from our selftesting that disabling the preparser before performing the TLB invalidate and relocations does impact upon the GPU execution, the evidence for the same requirement on xcs is much more circumstantial. Let's apply the preparser disable between