diff options
| -rw-r--r-- | arch/mips/Kconfig | 1 | ||||
| -rw-r--r-- | arch/mips/kernel/time.c | 49 | ||||
| -rw-r--r-- | arch/mips/pmc-sierra/yosemite/setup.c | 8 | ||||
| -rw-r--r-- | arch/mips/sgi-ip22/ip22-time.c | 6 | ||||
| -rw-r--r-- | arch/mips/sibyte/swarm/rtc_m41t81.c | 3 | ||||
| -rw-r--r-- | arch/mips/sibyte/swarm/rtc_xicor1241.c | 3 | ||||
| -rw-r--r-- | include/asm-mips/time.h | 7 |
7 files changed, 14 insertions, 63 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index c024113ce280..0cd0f835b13d 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -3,6 +3,7 @@ config MIPS default y # Horrible source of confusion. Die, die, die ... select EMBEDDED + select RTC_LIB mainmenu "Linux/MIPS Kernel Configuration" 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) init_mips_clocksource(); } - -#define FEBRUARY 2 -#define STARTOFTIME 1970 -#define SECDAY 86400L -#define SECYR (SECDAY * 365) -#define leapyear(y) ((!((y) % 4) && ((y) % 100)) || !((y) % 400)) -#define days_in_year(y) (leapyear(y) ? 366 : 365) -#define days_in_month(m) (month_days[(m) - 1]) - -static int month_days[12] = { - 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 -}; - -void to_tm(unsigned long tim, struct rtc_time *tm) -{ - long hms, day, gday; - int i; - - gday = day = tim / SECDAY; - hms = tim % SECDAY; - - /* Hours, minutes, seconds are easy */ - tm->tm_hour = hms / 3600; - tm->tm_min = (hms % 3600) / 60; - tm->tm_sec = (hms % 3600) % 60; - - /* Number of years in days */ - for (i = STARTOFTIME; day >= days_in_year(i); i++) - day -= days_in_year(i); - tm->tm_year = i; - - /* Number of months in days left */ - if (leapyear(tm->tm_year)) - days_in_month(FEBRUARY) = 29; - for (i = 1; day >= days_in_month(i); i++) - day -= days_in_month(i); - days_in_month(FEBRUARY) = 28; - tm->tm_mon = i - 1; /* tm_mon starts from 0 to 11 */ - - /* Days are what is left over (+1) from all that. */ - tm->tm_mday = day + 1; - - /* - * Determine the day of week - */ - tm->tm_wday = (gday + 4) % 7; /* 1970/1/1 was Thursday */ -} - -EXPORT_SYMBOL(to_tm); diff --git a/arch/mips/pmc-sierra/yosemite/setup.c b/arch/mips/pmc-sierra/yosemite/setup.c index 56bf69595da8..015fcc363dc0 100644 --- a/arch/mips/pmc-sierra/yosemite/setup.c +++ b/arch/mips/pmc-sierra/yosemite/setup.c @@ -100,8 +100,12 @@ int rtc_mips_set_time(unsigned long tim) struct rtc_time tm; unsigned long flags; - /* convert to a more useful format -- note months count from 0 */ - to_tm(sec, &tm); + /* + * Convert to a more useful format -- note months count from 0 + * and years from 1900 + */ + rtc_time_to_tm(tim, &tm); + tm.tm_year += 1900; tm.tm_mon += 1; spin_lock_irqsave(&rtc_lock, flags); diff --git a/arch/mips/sgi-ip22/ip22-time.c b/arch/mips/sgi-ip22/ip22-time.c index 0387c385b4b2..c49418067f93 100644 --- a/arch/mips/sgi-ip22/ip22-time.c +++ b/arch/mips/sgi-ip22/ip22-time.c @@ -29,7 +29,7 @@ #include <asm/sgi/ip22.h> /* - * note that mktime uses month from 1 to 12 while to_tm + * Note that mktime uses month from 1 to 12 while rtc_time_to_tm * uses 0 to 11. */ unsigned long read_persistent_clock(void) @@ -66,10 +66,10 @@ int rtc_mips_set_time(unsigned long tim) unsigned int save_control; unsigned long flags; - to_tm(tim, &tm); + rtc_time_to_tm(tim, &tm); tm.tm_mon += 1; /* tm_mon starts at zero */ - tm.tm_year -= 1940; + tm.tm_year -= 40; if (tm.tm_year >= 100) tm.tm_year -= 100; diff --git a/arch/mips/sibyte/swarm/rtc_m41t81.c b/arch/mips/sibyte/swarm/rtc_m41t81.c index c13914bdda59..26fbff4c15b1 100644 --- a/arch/mips/sibyte/swarm/rtc_m41t81.c +++ b/arch/mips/sibyte/swarm/rtc_m41t81.c @@ -146,7 +146,8 @@ int m41t81_set_time(unsigned long t) struct rtc_time tm; unsigned long flags; - to_tm(t, &tm); + /* Note we don't care about the century */ + rtc_time_to_tm(t, &tm); /* * Note the write order matters as it ensures the correctness. diff --git a/arch/mips/sibyte/swarm/rtc_xicor1241.c b/arch/mips/sibyte/swarm/rtc_xicor1241.c index f4a178836415..ff3e5dabb348 100644 --- a/arch/mips/sibyte/swarm/rtc_xicor1241.c +++ b/arch/mips/sibyte/swarm/rtc_xicor1241.c @@ -115,7 +115,8 @@ int xicor_set_time(unsigned long t) int tmp; unsigned long flags; - to_tm(t, &tm); + rtc_time_to_tm(t, &tm); + tm.tm_year += 1900; spin_lock_irqsave(&rtc_lock, flags); /* unlock writes to the CCR */ diff --git a/include/asm-mips/time.h b/include/asm-mips/time.h index 74ab33157d69..963507d33f69 100644 --- a/include/asm-mips/time.h +++ b/include/asm-mips/time.h @@ -49,13 +49,6 @@ extern void (*mips_timer_ack)(void); extern struct clocksource clocksource_mips; /* - * to_tm() converts system time back to (year, mon, day, hour, min, sec). - * It is intended to help implement rtc_set_time() functions. - * Copied from PPC implementation. - */ -extern void to_tm(unsigned long tim, struct rtc_time *tm); - -/* * high-level timer interrupt routines. */ extern irqreturn_t timer_interrupt(int irq, void *dev_id); |