mutex lock can be initialized automatically with DEFINE_MUTEX()
rather than explicitly calling mutex_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 bea8578846d1..b361e41c6acd 100644
--- a/drivers/gpu/drm/gma500/power.c
+++ b/drivers/gpu/drm/gma500/power.c
@@ -35,7 +35,7 @@
#include <linux/mutex.h>
#include <linux/pm_runtime.h>
-static struct mutex power_mutex; /* Serialize power ops */
+static DEFINE_MUTEX(power_mutex); /* Serialize power ops */
static spinlock_t power_ctrl_lock; /* Serialize power claim */
/**
@@ -56,7 +56,6 @@ void gma_power_init(struct drm_device *dev)
dev_priv->display_count = 0; /* Currently no users */
dev_priv->suspended = false; /* And not suspended */
spin_lock_init(&power_ctrl_lock);
- mutex_init(&power_mutex);
if (dev_priv->ops->init_pm)
dev_priv->ops->init_pm(dev);
--
2.22.0
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel
