[deliverable/linux.git] / include / linux / bcm47xx_nvram.h

/*
 *  This program is free software; you can redistribute  it and/or modify it
 *  under  the terms of  the GNU General  Public License as published by the
 *  Free Software Foundation;  either version 2 of the  License, or (at your
 *  option) any later version.
 */

#ifndef __BCM47XX_NVRAM_H
#define __BCM47XX_NVRAM_H

#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/vmalloc.h>

#ifdef CONFIG_BCM47XX_NVRAM
int bcm47xx_nvram_init_from_mem(u32 base, u32 lim);
int bcm47xx_nvram_getenv(const char *name, char *val, size_t val_len);
int bcm47xx_nvram_gpio_pin(const char *name);
char *bcm47xx_nvram_get_contents(size_t *val_len);
static inline void bcm47xx_nvram_release_contents(char *nvram)
{
	vfree(nvram);
};
#else
static inline int bcm47xx_nvram_init_from_mem(u32 base, u32 lim)
{
	return -ENOTSUPP;
};
static inline int bcm47xx_nvram_getenv(const char *name, char *val,
				       size_t val_len)
{
	return -ENOTSUPP;
};
static inline int bcm47xx_nvram_gpio_pin(const char *name)
{
	return -ENOTSUPP;
};

static inline char *bcm47xx_nvram_get_contents(size_t *val_len)
{
	return NULL;
};

static inline void bcm47xx_nvram_release_contents(char *nvram)
{
};
#endif

#endif /* __BCM47XX_NVRAM_H */
Commit	Line	Data
	1	/*
	2	* This program is free software; you can redistribute it and/or modify it
	3	* under the terms of the GNU General Public License as published by the
	4	* Free Software Foundation; either version 2 of the License, or (at your
	5	* option) any later version.
	6	*/
	7
	8	#ifndef __BCM47XX_NVRAM_H
	9	#define __BCM47XX_NVRAM_H
	10
	11	#include <linux/types.h>
	12	#include <linux/kernel.h>
	13	#include <linux/vmalloc.h>
	14
	15	#ifdef CONFIG_BCM47XX_NVRAM
	16	int bcm47xx_nvram_init_from_mem(u32 base, u32 lim);
	17	int bcm47xx_nvram_getenv(const char name, char val, size_t val_len);
	18	int bcm47xx_nvram_gpio_pin(const char *name);
	19	char bcm47xx_nvram_get_contents(size_t val_len);
	20	static inline void bcm47xx_nvram_release_contents(char *nvram)
	21	{
	22	vfree(nvram);
	23	};
	24	#else
	25	static inline int bcm47xx_nvram_init_from_mem(u32 base, u32 lim)
	26	{
	27	return -ENOTSUPP;
	28	};
	29	static inline int bcm47xx_nvram_getenv(const char name, char val,
	30	size_t val_len)
	31	{
	32	return -ENOTSUPP;
	33	};
	34	static inline int bcm47xx_nvram_gpio_pin(const char *name)
	35	{
	36	return -ENOTSUPP;
	37	};
	38
	39	static inline char bcm47xx_nvram_get_contents(size_t val_len)
	40	{
	41	return NULL;
	42	};
	43
	44	static inline void bcm47xx_nvram_release_contents(char *nvram)
	45	{
	46	};
	47	#endif
	48
	49	#endif /* __BCM47XX_NVRAM_H */