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sched: Change sched_from_ms() to sched_from_us()

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Some code may require micro-second precision so update sched_from_ms()
to use micro-seconds.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2016-06-01 12:04:01 -04:00
parent d68cb264c4
commit ed103822f5
7 changed files with 16 additions and 16 deletions
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10
src/avr/timer.c
View file

@ -8,18 +8,18 @@
#include "command.h" // shutdown
#include "irq.h" // irq_save
#include "sched.h" // sched_timer_kick
#include "timer.h" // timer_from_ms
#include "timer.h" // timer_from_us
/****************************************************************
* Low level timer code
****************************************************************/
// Return the number of clock ticks for a given number of milliseconds
// Return the number of clock ticks for a given number of microseconds
uint32_t
timer_from_ms(uint32_t ms)
timer_from_us(uint32_t us)
{
return ms * (F_CPU / 1000);
return us * (F_CPU / 1000000);
}
static inline uint16_t
@ -156,7 +156,7 @@ timer_try_set_next(uint32_t target)
// Too many repeat timers from a single interrupt - force a pause
timer_repeat = TIMER_MAX_NEXT_REPEAT;
next = now + TIMER_DEFER_REPEAT_TICKS;
if (diff < (int16_t)(-timer_from_ms(1)))
if (diff < (int16_t)(-timer_from_us(1000)))
goto fail;
done: