From: Ville Syrjälä <ville.syrjala@linux.intel.com>
Date: Wed, 24 Jun 2015 19:00:03 +0000 (+0300)
Subject: drm/i915: Read wm values from hardware at init on CHV
X-Git-Tag: omap-for-v4.3/fixes-rc1~89^2~36^2~135
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6eb1a6817246f1a67de4d6959a84d09efead5329;p=pandora-kernel.git

drm/i915: Read wm values from hardware at init on CHV

Read out the current watermark settings from the hardware at driver init
time. This will allow us to compare the newly calculated values against
the currrent ones and potentially avoid needless WM updates.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Clint Taylor <Clinton.A.Taylor@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

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