[PATCH 09/18] drm/i915/guc: Disable engine barriers with GuC during unpin

2021-07-21 Thread Matthew Brost
Disable engine barriers for unpinning with GuC. This feature isn't needed with the GuC as it disables context scheduling before unpinning which guarantees the HW will not reference the context. Hence it is not necessary to defer unpinning until a kernel context request completes on each engine in t

[PATCH 09/18] drm/i915/guc: Disable engine barriers with GuC during unpin

2021-07-20 Thread Matthew Brost
Disable engine barriers for unpinning with GuC. This feature isn't needed with the GuC as it disables context scheduling before unpinning which guarantees the HW will not reference the context. Hence it is not necessary to defer unpinning until a kernel context request completes on each engine in t