Function prototype or declaration at include/linux/rtc.h, line 157 References: drivers/mfd/menelaus.c, line 1132 drivers/rtc/class.c, line 163 drivers/rtc/class.c, line 259 drivers/rtc/class.c, line 322 drivers/rtc/rtc-cmos.c, line 673 drivers/rtc/rtc-ds1685.c, line 2073 drivers/rtc/rtc-gemini.c, line 149 drivers/rtc/rtc-mrst.c, line 352 drivers/rtc/rtc-mt6397.c, line 348 drivers/rtc/rtc-pl030.c, line 131 drivers/rtc/rtc-pl031.c, line 374 drivers/rtc/rtc-puv3.c, line 281 drivers/rtc/rtc-st-lpc.c, line 275 drivers/rtc/rtc-sun6i.c, line 407 drivers/rtc/rtc-sunxi.c, line 486 include/linux/rtc.h, line 157