From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Sat, 6 Jun 2009 08:45:58 +0000 (+0100)
Subject: drm/i915: OR in the COMMAND read domain for the batch buffer.
X-Git-Tag: v2.6.31-rc1~356^2~24
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5f26a2c7ad6eba97141e8372f3def282f934b169;p=pandora-kernel.git

drm/i915: OR in the COMMAND read domain for the batch buffer.

The batch buffer may be shared with another read buffer, so we should not
ignore any previously set domains, but just or in the command domain (and
check that the buffer is not writable).

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Eric Anholt <eric@anholt.net>
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