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| author | Paul Mundt <lethal@linux-sh.org> | 2006-10-04 13:21:45 +0900 |
|---|---|---|
| committer | Paul Mundt <pmundt@dysnomia.hsdv.com> | 2006-10-06 15:26:21 +0900 |
| commit | 458821452642fd5dc2377b73cd1323fd4a9653e7 (patch) | |
| tree | 7071b0a85f28c29bd6a2e4c45f38ec6993ff3fbc /arch/sh | |
| parent | 49f19ce401edfff937c448dd74c22497da361889 (diff) | |
| download | linux-458821452642fd5dc2377b73cd1323fd4a9653e7.tar.gz linux-458821452642fd5dc2377b73cd1323fd4a9653e7.tar.bz2 linux-458821452642fd5dc2377b73cd1323fd4a9653e7.zip | |
sh: First step at generic timeofday support.
At the moment we wrap GENERIC_TIME around our existing timer API.
As boards start providing their own clocksources, they're able to
select GENERIC_TIME accordingly and optimize out most of the timer
API.
Once the current timers have been reworked as proper clocksource
drivers, the rest of the place holders for the timer API can go
away and we can flip on GENERIC_TIME unconditionally.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh')
| -rw-r--r-- | arch/sh/Kconfig | 4 | ||||
| -rw-r--r-- | arch/sh/kernel/time.c | 2 |
2 files changed, 6 insertions, 0 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index f6a0c4436168..6a461d4caeff 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -45,6 +45,9 @@ config GENERIC_CALIBRATE_DELAY config GENERIC_IOMAP bool +config GENERIC_TIME + def_bool n + config ARCH_MAY_HAVE_PC_FDC bool @@ -357,6 +360,7 @@ config CPU_HAS_SR_RB endmenu menu "Timer support" +depends on !GENERIC_TIME config SH_TMU bool "TMU timer support" diff --git a/arch/sh/kernel/time.c b/arch/sh/kernel/time.c index 450c68f1df05..1fbb83c665dd 100644 --- a/arch/sh/kernel/time.c +++ b/arch/sh/kernel/time.c @@ -47,6 +47,7 @@ unsigned long long __attribute__ ((weak)) sched_clock(void) return (unsigned long long)jiffies * (1000000000 / HZ); } +#ifndef CONFIG_GENERIC_TIME void do_gettimeofday(struct timeval *tv) { unsigned long seq; @@ -99,6 +100,7 @@ int do_settimeofday(struct timespec *tv) return 0; } EXPORT_SYMBOL(do_settimeofday); +#endif /* !CONFIG_GENERIC_TIME */ /* last time the RTC clock got updated */ static long last_rtc_update; |