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authorThomas Gleixner <tglx@linutronix.de>2009-11-11 14:05:34 +0000
committerThomas Gleixner <tglx@linutronix.de>2009-11-13 20:46:24 +0100
commite3a4fab0c0c30e21e104712f4e9cb39f175d0f21 (patch)
tree3e785ac76f07c043f9eaecc59427cda61bc54b67 /arch/mips/kernel
parent7d2f944a2b836c69a9d260a0a5f0d1720d57fdff (diff)
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mips: Use generic mult/shift factor calculation for clocks
Replace the MIPS functions of mult/shift factor calculation for clock events and clock sources with inline functions which call the generic functions. The minimum guaranteed conversion range is set to 4 seconds which corresponds to the current MIPS implementation. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Mikael Pettersson <mikpe@it.uu.se> Acked-by: Ralf Baechle <ralf@linux-mips.org> Acked-by: Linus Walleij <linus.walleij@stericsson.com> Cc: John Stultz <johnstul@us.ibm.com> LKML-Reference: <20091111134229.807255074@linutronix.de>
Diffstat (limited to 'arch/mips/kernel')
-rw-r--r--arch/mips/kernel/time.c33
1 files changed, 0 insertions, 33 deletions
diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c
index 1f467d5..fb74974 100644
--- a/arch/mips/kernel/time.c
+++ b/arch/mips/kernel/time.c
@@ -71,39 +71,6 @@ EXPORT_SYMBOL(perf_irq);
unsigned int mips_hpt_frequency;
-void __init clocksource_set_clock(struct clocksource *cs, unsigned int clock)
-{
- u64 temp;
- u32 shift;
-
- /* Find a shift value */
- for (shift = 32; shift > 0; shift--) {
- temp = (u64) NSEC_PER_SEC << shift;
- do_div(temp, clock);
- if ((temp >> 32) == 0)
- break;
- }
- cs->shift = shift;
- cs->mult = (u32) temp;
-}
-
-void __cpuinit clockevent_set_clock(struct clock_event_device *cd,
- unsigned int clock)
-{
- u64 temp;
- u32 shift;
-
- /* Find a shift value */
- for (shift = 32; shift > 0; shift--) {
- temp = (u64) clock << shift;
- do_div(temp, NSEC_PER_SEC);
- if ((temp >> 32) == 0)
- break;
- }
- cd->shift = shift;
- cd->mult = (u32) temp;
-}
-
/*
* This function exists in order to cause an error due to a duplicate
* definition if platform code should have its own implementation. The hook