From: Paulo Zanoni <paulo.r.zanoni@intel.com>
Date: Tue, 10 Sep 2013 22:36:37 +0000 (-0300)
Subject: drm/i915: write D_COMP using the mailbox
X-Git-Tag: v3.13-rc1~76^2~114^2~20
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=515b239269fb67fd167676d335a56ef0c13e53d5;p=pandora-kernel.git

drm/i915: write D_COMP using the mailbox

You can't write it using the MCHBAR mirror, the write will just get
dropped.

This should make us BSpec-compliant, but there's no real bug I could
reproduce that is fixed by this patch.

Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
[danvet: Fix spelling mistake in the comment that Damien spotted.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

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