powerpc/52xx: Use DEFINE_SPINLOCK

Author: Julia Lawall <julia@diku.dk>

SPIN_LOCK_UNLOCKED is deprecated.  The following makes the change suggested
in Documentation/spinlocks.txt

The semantic patch that makes this change is as follows:
(http://www.emn.fr/x-info/coccinelle/)

// 
@@
declarer name DEFINE_SPINLOCK;
identifier xxx_lock;
@@

- spinlock_t xxx_lock = SPIN_LOCK_UNLOCKED;
+ DEFINE_SPINLOCK(xxx_lock);
// 

Signed-off-by: Julia Lawall 
Signed-off-by: Benjamin Herrenschmidt

---
 arch/powerpc/platforms/52xx/mpc52xx_common.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
 
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_common.c b/arch/powerpc/platforms/52xx/mpc52xx_common.c
index ae7c34f..98367a0 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_common.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_common.c
@@ -42,7 +42,7 @@ static struct of_device_id mpc52xx_bus_ids[] __initdata = {
  * from interrupt context while node mapping (which calls ioremap())
  * cannot be used at such point.
  */
-static spinlock_t mpc52xx_lock = SPIN_LOCK_UNLOCKED;
+static DEFINE_SPINLOCK(mpc52xx_lock);
 static struct mpc52xx_gpt __iomem *mpc52xx_wdt;
 static struct mpc52xx_cdm __iomem *mpc52xx_cdm;

powerpc/52xx: Use DEFINE_SPINLOCK

qlambert

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