From: Armin Reese <armin.c.reese@intel.com>
Date: Fri, 30 Mar 2012 23:20:16 +0000 (-0700)
Subject: drm/i915: Mask reserved bits in display/sprite address registers
X-Git-Tag: v3.5-rc1~83^2~81^2~31
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=446f254566ea8911c9e19c7bc8a162fc0e53cf31;p=pandora-kernel.git

drm/i915: Mask reserved bits in display/sprite address registers

The purpose of this patch is to avoid zeroing the lower 12 reserved bits
of surface base address registers (framebuffer & sprite).  There are bits
in that range that may occasionally be set by BIOS or by other components.

Signed-off-by: Armin Reese <armin.c.reese@intel.com>
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

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