1 /* SPDX-License-Identifier: GPL-2.0-or-later * 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /* 2 /*
3 */ 3 */
4 4
5 #ifndef __BCM47XX_NVRAM_H 5 #ifndef __BCM47XX_NVRAM_H
6 #define __BCM47XX_NVRAM_H 6 #define __BCM47XX_NVRAM_H
7 7
8 #include <linux/errno.h> 8 #include <linux/errno.h>
9 #include <linux/types.h> 9 #include <linux/types.h>
10 #include <linux/kernel.h> 10 #include <linux/kernel.h>
11 #include <linux/vmalloc.h> 11 #include <linux/vmalloc.h>
12 12
13 #ifdef CONFIG_BCM47XX_NVRAM 13 #ifdef CONFIG_BCM47XX_NVRAM
14 int bcm47xx_nvram_init_from_iomem(void __iomem <<
15 int bcm47xx_nvram_init_from_mem(u32 base, u32 14 int bcm47xx_nvram_init_from_mem(u32 base, u32 lim);
16 int bcm47xx_nvram_getenv(const char *name, cha 15 int bcm47xx_nvram_getenv(const char *name, char *val, size_t val_len);
17 int bcm47xx_nvram_gpio_pin(const char *name); 16 int bcm47xx_nvram_gpio_pin(const char *name);
18 char *bcm47xx_nvram_get_contents(size_t *val_l 17 char *bcm47xx_nvram_get_contents(size_t *val_len);
19 static inline void bcm47xx_nvram_release_conte 18 static inline void bcm47xx_nvram_release_contents(char *nvram)
20 { 19 {
21 vfree(nvram); 20 vfree(nvram);
22 }; 21 };
23 #else 22 #else
24 static inline int bcm47xx_nvram_init_from_iome <<
25 <<
26 { <<
27 return -ENOTSUPP; <<
28 } <<
29 static inline int bcm47xx_nvram_init_from_mem( 23 static inline int bcm47xx_nvram_init_from_mem(u32 base, u32 lim)
30 { 24 {
31 return -ENOTSUPP; 25 return -ENOTSUPP;
32 }; 26 };
33 static inline int bcm47xx_nvram_getenv(const c 27 static inline int bcm47xx_nvram_getenv(const char *name, char *val,
34 size_t 28 size_t val_len)
35 { 29 {
36 return -ENOTSUPP; 30 return -ENOTSUPP;
37 }; 31 };
38 static inline int bcm47xx_nvram_gpio_pin(const 32 static inline int bcm47xx_nvram_gpio_pin(const char *name)
39 { 33 {
40 return -ENOTSUPP; 34 return -ENOTSUPP;
41 }; 35 };
42 36
43 static inline char *bcm47xx_nvram_get_contents 37 static inline char *bcm47xx_nvram_get_contents(size_t *val_len)
44 { 38 {
45 return NULL; 39 return NULL;
46 }; 40 };
47 41
48 static inline void bcm47xx_nvram_release_conte 42 static inline void bcm47xx_nvram_release_contents(char *nvram)
49 { 43 {
50 }; 44 };
51 #endif 45 #endif
52 46
53 #endif /* __BCM47XX_NVRAM_H */ 47 #endif /* __BCM47XX_NVRAM_H */
54 48
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