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/* hwspinlock.h */
#ifndef HWSPINLOCK_H
#define HWSPINLOCK_H
#include <linux/platform_device.h>
#include <plat/omap44xx.h>
/* Read values from the spinlock register */
#define HWSPINLOCK_ACQUIRED 0
#define HWSPINLOCK_BUSY 1
/* Device data */
struct hwspinlock_plat_info {
u32 sysstatus_offset; /* System status register offset */
u32 lock_base_offset; /* Offset of spinlock registers */
};
struct hwspinlock;
int hwspinlock_lock(struct hwspinlock *handle);
int hwspinlock_trylock(struct hwspinlock *handle);
int hwspinlock_unlock(struct hwspinlock *handle);
struct hwspinlock *hwspinlock_request(void);
struct hwspinlock *hwspinlock_request_specific(unsigned int id);
int hwspinlock_free(struct hwspinlock *hwspinlock_ptr);
#endif /* HWSPINLOCK_H */
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