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sys_clock: Change function signature

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__ticks_to_ms always return an unsigned value, changing the function
to reflect it.

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
This commit is contained in:
Flavio Ceolin 2018-12-04 16:01:02 -08:00 • committed by Andrew Boie
commit 4323243c62
1 changed files with 4 additions and 6 deletions
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10
include/sys_clock.h
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@ -125,23 +125,21 @@ static ALWAYS_INLINE s32_t _ms_to_ticks(s32_t ms)
#endif
}
static inline s64_t __ticks_to_ms(s64_t ticks)
static inline u64_t __ticks_to_ms(s64_t ticks)
{
#ifdef CONFIG_SYS_CLOCK_EXISTS
#ifdef _NEED_PRECISE_TICK_MS_CONVERSION
/* use 64-bit math to keep precision */
return (u64_t)ticks * MSEC_PER_SEC / CONFIG_SYS_CLOCK_TICKS_PER_SEC;
return (u64_t)ticks * MSEC_PER_SEC / (u64_t)CONFIG_SYS_CLOCK_TICKS_PER_SEC;
#else
/* simple multiplication keeps precision */
u32_t ms_per_tick = MSEC_PER_SEC / CONFIG_SYS_CLOCK_TICKS_PER_SEC;
return (u64_t)ticks * ms_per_tick;
return (u64_t)ticks * MSEC_PER_SEC / (u64_t)CONFIG_SYS_CLOCK_TICKS_PER_SEC;
#endif
#else
__ASSERT(ticks == 0, "ticks not zero");
return 0;
return 0ULL;
#endif
}