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rtc: export rtc_nvmem_register() to drivers

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Export rtc_nvmem_register() so it can be called from drivers instead of
only the core.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Alexandre Belloni 2018-02-12 23:47:19 +01:00
parent ac75779b72
commit fd5cd21d99
3 changed files with 14 additions and 15 deletions
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3
drivers/rtc/nvmem.c
View File

@ -14,8 +14,6 @@
#include <linux/rtc.h>
#include <linux/sysfs.h>
#include "rtc-core.h"
/*
* Deprecated ABI compatibility, this should be removed at some point
*/
@ -105,6 +103,7 @@ int rtc_nvmem_register(struct rtc_device *rtc,
return 0;
}
EXPORT_SYMBOL_GPL(rtc_nvmem_register);
void rtc_nvmem_unregister(struct rtc_device *rtc)
{

13
drivers/rtc/rtc-core.h
View File

@ -46,16 +46,3 @@ static inline const struct attribute_group **rtc_get_dev_attribute_groups(void)
return NULL;
}
#endif
#ifdef CONFIG_RTC_NVMEM
int rtc_nvmem_register(struct rtc_device *rtc,
struct nvmem_config *nvmem_config);
void rtc_nvmem_unregister(struct rtc_device *rtc);
#else
static inline int rtc_nvmem_register(struct rtc_device *rtc,
struct nvmem_config *nvmem_config)
{
return -ENODEV;
}
static inline void rtc_nvmem_unregister(struct rtc_device *rtc) {}
#endif

13
include/linux/rtc.h
View File

@ -271,4 +271,17 @@ extern int rtc_hctosys_ret;
#define rtc_hctosys_ret -ENODEV
#endif
#ifdef CONFIG_RTC_NVMEM
int rtc_nvmem_register(struct rtc_device *rtc,
struct nvmem_config *nvmem_config);
void rtc_nvmem_unregister(struct rtc_device *rtc);
#else
static inline int rtc_nvmem_register(struct rtc_device *rtc,
struct nvmem_config *nvmem_config)
{
return -ENODEV;
}
static inline void rtc_nvmem_unregister(struct rtc_device *rtc) {}
#endif
#endif /* _LINUX_RTC_H_ */