diff options
| author | Magnus Damm <damm@igel.co.jp> | 2009-04-21 12:24:00 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-21 13:41:47 -0700 |
| commit | 8e19608e8b5c001e4a66ce482edc474f05fb7355 (patch) | |
| tree | 06af4be339136da7476396604c30112238d84339 /arch/blackfin | |
| parent | ff14ed5db6e7e5e5dc23712d3c877891d4d9a1a8 (diff) | |
clocksource: pass clocksource to read() callback
Pass clocksource pointer to the read() callback for clocksources. This
allows us to share the callback between multiple instances.
[hugh@veritas.com: fix powerpc build of clocksource pass clocksource mods]
[akpm@linux-foundation.org: cleanup]
Signed-off-by: Magnus Damm <damm@igel.co.jp>
Acked-by: John Stultz <johnstul@us.ibm.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/blackfin')
| -rw-r--r-- | arch/blackfin/kernel/time-ts.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/blackfin/kernel/time-ts.c b/arch/blackfin/kernel/time-ts.c index 0ed2badfd74..27646121280 100644 --- a/arch/blackfin/kernel/time-ts.c +++ b/arch/blackfin/kernel/time-ts.c @@ -58,16 +58,11 @@ static inline unsigned long long cycles_2_ns(cycle_t cyc) return (cyc * cyc2ns_scale) >> CYC2NS_SCALE_FACTOR; } -static cycle_t read_cycles(void) +static cycle_t read_cycles(struct clocksource *cs) { return __bfin_cycles_off + (get_cycles() << __bfin_cycles_mod); } -unsigned long long sched_clock(void) -{ - return cycles_2_ns(read_cycles()); -} - static struct clocksource clocksource_bfin = { .name = "bfin_cycles", .rating = 350, @@ -77,6 +72,11 @@ static struct clocksource clocksource_bfin = { .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; +unsigned long long sched_clock(void) +{ + return cycles_2_ns(read_cycles(&clocksource_bfin)); +} + static int __init bfin_clocksource_init(void) { set_cyc2ns_scale(get_cclk() / 1000); |