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(parent: 8a338f4) | patch
drm/i915/gt: Only wait for GPU activity before unbinding a GGTT fence
authorChris Wilson <chris@chris-wilson.co.uk>
Wed, 1 Apr 2020 21:01:02 +0000 (22:01 +0100)
committerChris Wilson <chris@chris-wilson.co.uk>
Wed, 1 Apr 2020 22:34:16 +0000 (23:34 +0100)
commit63baf4f3d5875bc929d13bf8a559178ed4e8f1de
tree4e429fe3fe6f4777cb935ca2a7c93c1a4468cb79tree | snapshot
parent8a338f4bf64242e3284b4d937890aee8899500cdcommit | diff
drm/i915/gt: Only wait for GPU activity before unbinding a GGTT fence

Only GPU activity via the GGTT fence is asynchronous, we know that we
control the CPU access directly, so we only need to wait for the GPU to
stop using the fence before we relinquish it.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200401210104.15907-1-chris@chris-wilson.co.uk
drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c diff | blob | history
drivers/gpu/drm/i915/gt/intel_ggtt_fencing.h diff | blob | history
drivers/gpu/drm/i915/i915_vma.c diff | blob | history
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