summaryrefslogtreecommitdiff
path: root/drivers/rtc/rtc-core.h
diff options
context:
space:
mode:
authorAlexandre Belloni <alexandre.belloni@bootlin.com>2018-02-13 01:47:17 +0300
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2018-02-14 22:58:13 +0300
commit2cc8212198820487ec3fdcc7b98133701fc9dfc3 (patch)
treee4e81b3f8b537aa7f6aa4960dae86bbe04f7dc06 /drivers/rtc/rtc-core.h
parent4cce9d3988ae33eb53742d9648ecc59046196e6f (diff)
downloadlinux-2cc8212198820487ec3fdcc7b98133701fc9dfc3.tar.xz
rtc: nvmem: return error values
In case of error, make rtc_nvmem_register() able to return an error value to its caller. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc/rtc-core.h')
-rw-r--r--drivers/rtc/rtc-core.h11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/rtc/rtc-core.h b/drivers/rtc/rtc-core.h
index 5f60e3b11cde..05a67837fd76 100644
--- a/drivers/rtc/rtc-core.h
+++ b/drivers/rtc/rtc-core.h
@@ -48,11 +48,14 @@ static inline const struct attribute_group **rtc_get_dev_attribute_groups(void)
#endif
#ifdef CONFIG_RTC_NVMEM
-void rtc_nvmem_register(struct rtc_device *rtc,
- struct nvmem_config *nvmem_config);
+int rtc_nvmem_register(struct rtc_device *rtc,
+ struct nvmem_config *nvmem_config);
void rtc_nvmem_unregister(struct rtc_device *rtc);
#else
-static inline void rtc_nvmem_register(struct rtc_device *rtc,
- struct nvmem_config *nvmem_config) {}
+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