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

[Zheng Yongjun]

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

Signed-off-by: Zheng Yongjun <zhengyongj...@huawei.com>
---
 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