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(parent: 55d14f5) | patch
drm/i915: Use unchecked uncore writes to flush the GTT
authorChris Wilson <chris@chris-wilson.co.uk>
Tue, 4 Jun 2019 12:00:22 +0000 (13:00 +0100)
committerChris Wilson <chris@chris-wilson.co.uk>
Tue, 4 Jun 2019 13:51:25 +0000 (14:51 +0100)
commite134cb5e4db2bc4213952fcc14ccfe8d945cfbbb
treef9747a82dfedd3ac02d7678c350e527b660ddc07tree | snapshot
parent55d14f54ef0240db55bdf72df91b3d5c1331a032commit | diff
drm/i915: Use unchecked uncore writes to flush the GTT

As the GTT is outside of the powerwell, we can simplify flushing the
GGTT writes by using an unchecked mmio write and post.

v2: s/unc/uncore/

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190604120022.20472-3-chris@chris-wilson.co.uk
drivers/gpu/drm/i915/i915_gem_gtt.c diff | blob | history
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