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(parent: 1d25364) | 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)
commitccb678a2fa7fa6d3297a895ba95be55e9433bf2d
treef9747a82dfedd3ac02d7678c350e527b660ddc07tree | snapshot
parent1d25364708519f1f7a483967a691031d90dc3d7ccommit | 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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