[PATCH -next] gpu: drm: gma500: Use DEFINE_SPINLOCK() for spinlock

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spinlock can be initialized automatically with DEFINE_SPINLOCK()
rather than explicitly calling spin_lock_init().

Signed-off-by: Zheng Yongjun <zhengyongjun3@xxxxxxxxxx>
---
 drivers/gpu/drm/gma500/power.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/gma500/power.c b/drivers/gpu/drm/gma500/power.c
index b361e41c6acd..cfb0a1906950 100644
--- a/drivers/gpu/drm/gma500/power.c
+++ b/drivers/gpu/drm/gma500/power.c
@@ -36,7 +36,7 @@
 #include <linux/pm_runtime.h>
 
 static DEFINE_MUTEX(power_mutex);	/* Serialize power ops */
-static spinlock_t power_ctrl_lock;	/* Serialize power claim */
+static DEFINE_SPINLOCK(power_ctrl_lock);	/* Serialize power claim */
 
 /**
  *	gma_power_init		-	initialise power manager
@@ -55,7 +55,6 @@ void gma_power_init(struct drm_device *dev)
 	dev_priv->display_power = true;	/* We start active */
 	dev_priv->display_count = 0;	/* Currently no users */
 	dev_priv->suspended = false;	/* And not suspended */
-	spin_lock_init(&power_ctrl_lock);
 
 	if (dev_priv->ops->init_pm)
 		dev_priv->ops->init_pm(dev);
-- 
2.22.0

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