root/include/linux/of_reserved_mem.h

DEFINITIONS

1. of_reserved_mem_device_init
2. of_reserved_mem_device_release
3. fdt_init_reserved_mem
4. fdt_reserved_mem_save_node

#ifndef __OF_RESERVED_MEM_H
#define __OF_RESERVED_MEM_H

struct device;
struct of_phandle_args;
struct reserved_mem_ops;

struct reserved_mem {
        const char                      *name;
        unsigned long                   fdt_node;
        unsigned long                   phandle;
        const struct reserved_mem_ops   *ops;
        phys_addr_t                     base;
        phys_addr_t                     size;
        void                            *priv;
};

struct reserved_mem_ops {
        int     (*device_init)(struct reserved_mem *rmem,
                               struct device *dev);
        void    (*device_release)(struct reserved_mem *rmem,
                                  struct device *dev);
};

typedef int (*reservedmem_of_init_fn)(struct reserved_mem *rmem);

#define RESERVEDMEM_OF_DECLARE(name, compat, init)                      \
        _OF_DECLARE(reservedmem, name, compat, init, reservedmem_of_init_fn)

#ifdef CONFIG_OF_RESERVED_MEM
int of_reserved_mem_device_init(struct device *dev);
void of_reserved_mem_device_release(struct device *dev);

void fdt_init_reserved_mem(void);
void fdt_reserved_mem_save_node(unsigned long node, const char *uname,
                               phys_addr_t base, phys_addr_t size);
#else
static inline int of_reserved_mem_device_init(struct device *dev)
{
        return -ENOSYS;
}
static inline void of_reserved_mem_device_release(struct device *pdev) { }

static inline void fdt_init_reserved_mem(void) { }
static inline void fdt_reserved_mem_save_node(unsigned long node,
                const char *uname, phys_addr_t base, phys_addr_t size) { }
#endif

#endif /* __OF_RESERVED_MEM_H */