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drm/i915:: Disable FBC on SandyBridge
authorChris Wilson <chris@chris-wilson.co.uk>
Tue, 8 Nov 2011 23:17:34 +0000 (23:17 +0000)
committerBen Hutchings <ben@decadent.org.uk>
Sun, 10 Jun 2012 13:42:01 +0000 (14:42 +0100)
commit d56d8b28e9247e7e35e02fbb12b12239a2c33ad1 upstream.

Enabling FBC is causing the BLT ring to run between 10-100x slower than
normal and frequently lockup. The interim solution is disable FBC once
more until we know why.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

No differences found
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