From: Paulo Zanoni <paulo.r.zanoni@intel.com>
Date: Fri, 4 May 2012 20:18:14 +0000 (-0300)
Subject: drm/i915: DSL_LINEMASK is 12 bits only on gen2
X-Git-Tag: v3.5-rc1~100^2~25^2~56
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=837ba00f20aa47018a3317bc7c1f058be0a92e39;p=pandora-kernel.git

drm/i915: DSL_LINEMASK is 12 bits only on gen2

Gen3+ is 13 bits (12:0), and on gen2 only 12 (11:0). For both the high
bits are marked reserved, read-only so continue to mask them. Bit 31
is not reserved and has a meaning.

Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

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