[linux-2.6-block.git] / include / linux / bcm47xx_nvram.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 */

#ifndef __BCM47XX_NVRAM_H
#define __BCM47XX_NVRAM_H

#include <linux/errno.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
2874c5fd	1	/* SPDX-License-Identifier: GPL-2.0-or-later */
121915c4	2	/*
121915c4 WB	3	*/
121915c4 WB	4
111bd981 HM	5	#ifndef __BCM47XX_NVRAM_H
111bd981 HM	6	#define __BCM47XX_NVRAM_H
121915c4	7
0cb5133a	8	#include <linux/errno.h>
121915c4	9	#include <linux/types.h>
59833fcf	10	#include <linux/kernel.h>
55cab93b	11	#include <linux/vmalloc.h>
121915c4	12
f6e734a8	13	#ifdef CONFIG_BCM47XX_NVRAM
21400f25	14	int bcm47xx_nvram_init_from_mem(u32 base, u32 lim);
341097f1	15	int bcm47xx_nvram_getenv(const char name, char val, size_t val_len);
62cf3bc0	16	int bcm47xx_nvram_gpio_pin(const char *name);
55cab93b HM	17	char bcm47xx_nvram_get_contents(size_t val_len);
	18	static inline void bcm47xx_nvram_release_contents(char *nvram)
	19	{
	20	vfree(nvram);
	21	};
138173d4 RM	22	#else
	23	static inline int bcm47xx_nvram_init_from_mem(u32 base, u32 lim)
	24	{
	25	return -ENOTSUPP;
	26	};
	27	static inline int bcm47xx_nvram_getenv(const char name, char val,
	28	size_t val_len)
	29	{
	30	return -ENOTSUPP;
	31	};
	32	static inline int bcm47xx_nvram_gpio_pin(const char *name)
	33	{
	34	return -ENOTSUPP;
	35	};
55cab93b HM	36
	37	static inline char bcm47xx_nvram_get_contents(size_t val_len)
	38	{
	39	return NULL;
	40	};
	41
	42	static inline void bcm47xx_nvram_release_contents(char *nvram)
	43	{
	44	};
138173d4	45	#endif
62cf3bc0	46
111bd981	47	#endif /* __BCM47XX_NVRAM_H */