From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Fri, 3 Dec 2010 21:13:16 +0000 (+0000)
Subject: drm/i915: Explain why we need to write DPLL twice
X-Git-Tag: v2.6.38-rc1~419^2~23^2~44
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a589b9f429ac0e5bcdebda0f74ee313d39d69b7f;p=pandora-kernel.git

drm/i915: Explain why we need to write DPLL twice

... it's because setting the Pixel Multiply bits only takes effect once
the PLL is enabled and stable.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
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