From: Imre Deak <imre.deak@intel.com>
Date: Tue, 29 Oct 2013 17:09:50 +0000 (+0200)
Subject: drm/i915: add back checking for i915_disable_power_well
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=1ad577ac6e2c870d6a68f214c9208882eb8d8f00;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

drm/i915: add back checking for i915_disable_power_well

In

commit 6efdf354ddb186c6604d1692075421e8d2c740e9
Author: Imre Deak <imre.deak@intel.com>
Date:   Wed Oct 16 17:25:52 2013 +0300

the check for i915_disable_power_well flag was removed by overlook,
so add it back now.

Reported-by: Paulo Zanoni <paulo.zanoni@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 222e47f1b538..97009ee387c1 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -5592,7 +5592,7 @@ static void __intel_power_well_put(struct drm_device *dev,
 				   struct i915_power_well *power_well)
 {
 	WARN_ON(!power_well->count);
-	if (!--power_well->count)
+	if (!--power_well->count && i915_disable_power_well)
 		__intel_set_power_well(dev, false);
 }