From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Date: Mon, 15 Jun 2015 10:33:50 +0000 (+0200)
Subject: drm/i915: Do not run most checks when there's no modeset.
X-Git-Tag: omap-for-v4.3/fixes-rc1~89^2~36^2~256
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=61333b6075bf3b48a31fb5623a4101ed6bf393bc;p=pandora-kernel.git

drm/i915: Do not run most checks when there's no modeset.

All the checks in intel_modeset_checks are only useful when a modeset
occurs, because there is nothing to update otherwise.

Same for power/cdclk changes, if there is no modeset they are noops.

Unfortunately intel_modeset_pipe_config still gets called without
modeset, because atomic hw readout isn't done yet.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Tested-by(IVB): Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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