[PATCH -next] drivers: memory: Use DEFINE_SPINLOCK() for spinlock

[PATCH -next] drivers: memory: 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 <zhengyongjun3@huawei.com>
---
 drivers/memory/emif.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/memory/emif.c b/drivers/memory/emif.c
index ddb1879f07d3..f7825eef5894 100644
--- a/drivers/memory/emif.c
+++ b/drivers/memory/emif.c
@@ -70,7 +70,7 @@ struct emif_data {
 };
 
 static struct emif_data *emif1;
-static spinlock_t	emif_lock;
+static DEFINE_SPINLOCK(emif_lock);
 static unsigned long	irq_state;
 static u32		t_ck; /* DDR clock period in ps */
 static LIST_HEAD(device_list);
@@ -1531,7 +1531,6 @@ static int __init_or_module emif_probe(struct platform_device *pdev)
 	/* One-time actions taken on probing the first device */
 	if (!emif1) {
 		emif1 = emif;
-		spin_lock_init(&emif_lock);
 
 		/*
 		 * TODO: register notifiers for frequency and voltage
-- 
2.22.0

Re: (subset) [PATCH -next] drivers: memory: Use DEFINE_SPINLOCK() for spinlock

[Krzysztof Kozlowski]

On Mon, 28 Dec 2020 21:50:56 +0800, Zheng Yongjun wrote:
> spinlock can be initialized automatically with DEFINE_SPINLOCK()
> rather than explicitly calling spin_lock_init().

Applied, thanks!

[1/1] drivers: memory: Use DEFINE_SPINLOCK() for spinlock
      commit: bd96a89ca3fe874c98fe057cccb087603d76e5d4

Best regards,
-- 
Krzysztof Kozlowski <krzk@kernel.org>