drm/i915: Apply B-spec mandated workaround for read flushes on Ironlake.
authorEric Anholt <eric@anholt.net>
Sat, 6 Nov 2010 21:53:32 +0000 (14:53 -0700)
committerChris Wilson <chris@chris-wilson.co.uk>
Mon, 8 Nov 2010 09:20:08 +0000 (09:20 +0000)
commitde6e2eaf2c420bb8b0d4485913ef312a5539b489
treeb97f565029613ebe46d413038469639ee689bf99
parent629e894173c9de589913cf649deaadec4b0579bd
drm/i915: Apply B-spec mandated workaround for read flushes on Ironlake.

This is not known to fix any particular bugs we have, but the spec
says to do it, and the BIOS hadn't already set it up on my system.

Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
drivers/gpu/drm/i915/i915_reg.h
drivers/gpu/drm/i915/intel_display.c