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linux-next/include/linux/bcm47xx_nvram.h
Arnd Bergmann 0cb5133ab5 bcm47xx: Fix build regression
Commit 0bc2d534708b ("rcu: Refactor #includes from include/linux/rcupdate.h")
caused a build regression in an MTD partition driver:

In file included from drivers/mtd/bcm47xxpart.c:12:0:
include/linux/bcm47xx_nvram.h: In function 'bcm47xx_nvram_init_from_mem':
include/linux/bcm47xx_nvram.h:27:10: error: 'ENOTSUPP' undeclared (first use in this function)

The rcupdate.h file has no particular need for linux/errno.h, so this
commit includes linux/errno.h into bcm47xx_nvram.h.

Fixes: 0bc2d534708b ("rcu: Refactor #includes from include/linux/rcupdate.h")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
2017-06-08 18:52:36 -07:00

51 lines
1.2 KiB
C

/*
* 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/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 */