On Tue, Apr 06, 2021 at 07:55:14PM +0800, Huang Guobin wrote:
> From: Guobin Huang <huangguob...@huawei.com>
> 
> spinlock can be initialized automatically with DEFINE_SPINLOCK()
> rather than explicitly calling spin_lock_init().
> 
> Reported-by: Hulk Robot <hul...@huawei.com>
> Signed-off-by: Guobin Huang <huangguob...@huawei.com>

Applied to drm-misc-next, thanks for your patch.
-Daniel

> ---
>  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 56ef88237ef6..f07641dfa5a4 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 struct 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);
>       mutex_init(&power_mutex);
>  
>       if (dev_priv->ops->init_pm)
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch

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