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47 lines
1.0 KiB
47 lines
1.0 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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*/ |
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#ifndef __BCM47XX_NVRAM_H |
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#define __BCM47XX_NVRAM_H |
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#include <linux/errno.h> |
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#include <linux/types.h> |
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#include <linux/kernel.h> |
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#include <linux/vmalloc.h> |
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#ifdef CONFIG_BCM47XX_NVRAM |
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int bcm47xx_nvram_init_from_mem(u32 base, u32 lim); |
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int bcm47xx_nvram_getenv(const char *name, char *val, size_t val_len); |
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int bcm47xx_nvram_gpio_pin(const char *name); |
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char *bcm47xx_nvram_get_contents(size_t *val_len); |
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static inline void bcm47xx_nvram_release_contents(char *nvram) |
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{ |
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vfree(nvram); |
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}; |
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#else |
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static inline int bcm47xx_nvram_init_from_mem(u32 base, u32 lim) |
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{ |
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return -ENOTSUPP; |
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}; |
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static inline int bcm47xx_nvram_getenv(const char *name, char *val, |
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size_t val_len) |
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{ |
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return -ENOTSUPP; |
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}; |
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static inline int bcm47xx_nvram_gpio_pin(const char *name) |
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{ |
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return -ENOTSUPP; |
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}; |
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static inline char *bcm47xx_nvram_get_contents(size_t *val_len) |
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{ |
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return NULL; |
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}; |
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static inline void bcm47xx_nvram_release_contents(char *nvram) |
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{ |
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}; |
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#endif |
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#endif /* __BCM47XX_NVRAM_H */
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