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sched: Use uint_fast8_t for return type of timers

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Some architectures are faster passing regular integers than 8bit
integers.  Use uint_fast8_t so that the architecture chooses the
appropriate type.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor
2016-06-08 21:33:50 -04:00
parent fa85094cbb
commit b0524947e5
7 changed files with 14 additions and 14 deletions
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6
src/stepper.c
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@@ -35,7 +35,7 @@ enum { MF_DIR=1 };
enum { SF_LAST_DIR=1, SF_NEXT_DIR=2, SF_INVERT_STEP=4, SF_HAVE_ADD=8 };
// Setup a stepper for the next move in its queue
static uint8_t
static uint_fast8_t
stepper_load_next(struct stepper *s)
{
struct move *m = s->first;
@@ -64,7 +64,7 @@ stepper_load_next(struct stepper *s)
}
// Timer callback - step the given stepper.
uint8_t
uint_fast8_t
stepper_event(struct timer *t)
{
struct stepper *s = container_of(t, struct stepper, time);
@@ -78,7 +78,7 @@ stepper_event(struct timer *t)
s->interval += s->add;
return SF_RESCHEDULE;
}
uint8_t ret = stepper_load_next(s);
uint_fast8_t ret = stepper_load_next(s);
gpio_out_toggle(s->step_pin);
return ret;
}