| // SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later |
| /* Copyright 2013-2014 IBM Corp. */ |
| |
| #ifndef __RTC_H |
| #define __RTC_H |
| |
| #include <time-utils.h> |
| |
| /* |
| * Update the cache to the current time as specified by tm. |
| */ |
| void rtc_cache_update(struct tm *tm); |
| |
| /* |
| * Get the current time based on the cache. If the cache is valid the result |
| * is returned in tm and the function returns 0. Otherwise returns -1. |
| */ |
| int rtc_cache_get(struct tm *tm); |
| |
| /* |
| * Same as the previous function except the result is returned as an OPAL |
| * datetime. |
| */ |
| int rtc_cache_get_datetime(uint32_t *year_month_day, |
| uint64_t *hour_minute_second_millisecond); |
| |
| #endif |
