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-rw-r--r--arch/mips/kernel/time.c49
1 files changed, 0 insertions, 49 deletions
diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c
index 9bbbd9b327fc..c48ebd4b495e 100644
--- a/arch/mips/kernel/time.c
+++ b/arch/mips/kernel/time.c
@@ -397,52 +397,3 @@ void __init time_init(void)
397 397
398 init_mips_clocksource(); 398 init_mips_clocksource();
399} 399}
400
401#define FEBRUARY 2
402#define STARTOFTIME 1970
403#define SECDAY 86400L
404#define SECYR (SECDAY * 365)
405#define leapyear(y) ((!((y) % 4) && ((y) % 100)) || !((y) % 400))
406#define days_in_year(y) (leapyear(y) ? 366 : 365)
407#define days_in_month(m) (month_days[(m) - 1])
408
409static int month_days[12] = {
410 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31
411};
412
413void to_tm(unsigned long tim, struct rtc_time *tm)
414{
415 long hms, day, gday;
416 int i;
417
418 gday = day = tim / SECDAY;
419 hms = tim % SECDAY;
420
421 /* Hours, minutes, seconds are easy */
422 tm->tm_hour = hms / 3600;
423 tm->tm_min = (hms % 3600) / 60;
424 tm->tm_sec = (hms % 3600) % 60;
425
426 /* Number of years in days */
427 for (i = STARTOFTIME; day >= days_in_year(i); i++)
428 day -= days_in_year(i);
429 tm->tm_year = i;
430
431 /* Number of months in days left */
432 if (leapyear(tm->tm_year))
433 days_in_month(FEBRUARY) = 29;
434 for (i = 1; day >= days_in_month(i); i++)
435 day -= days_in_month(i);
436 days_in_month(FEBRUARY) = 28;
437 tm->tm_mon = i - 1; /* tm_mon starts from 0 to 11 */
438
439 /* Days are what is left over (+1) from all that. */
440 tm->tm_mday = day + 1;
441
442 /*
443 * Determine the day of week
444 */
445 tm->tm_wday = (gday + 4) % 7; /* 1970/1/1 was Thursday */
446}
447
448EXPORT_SYMBOL(to_tm);