From: Ville Syrjälä <ville.syrjala@linux.intel.com>
Date: Mon, 19 Jan 2015 11:50:47 +0000 (+0200)
Subject: drm/i915: Disable RC6 before configuring in on VLV/CHV
X-Git-Tag: omap-for-v4.1/prcm-dts-mfd-syscon-fix~75^2~8^2~97
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=160614a2de90f5b36a0fd645d03fada86111fdd3;p=pandora-kernel.git

drm/i915: Disable RC6 before configuring in on VLV/CHV

Follow the sequence in the BIOS spec and clear the RC_CONTROL register
before changing any of the other RC6/RP registers.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Deepak S<deepak.s@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

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