drm/i915/cmdparser: Accelerate copies from WC memory

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If we need to use clflush to prepare our batch for reads from memory, we
can bypass the cache instead by using non-temporal copies.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.william.auld@gmail.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20160818161718.27187-39-chris@chris-wilson.co.uk

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Chris Wilson 2016-08-18 17:17:18 +01:00

parent 76ff480ec9

commit 52a42cec4b

1 changed files with 43 additions and 27 deletions

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drivers/gpu/drm/i915/i915_cmd_parser.c

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