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authorarmink <[email protected]>2019-05-17 16:36:34 +0800
committerarmink <[email protected]>2019-05-17 17:07:14 +0800
commitbf4a51b599b56cddb93f7f2ad576f6f0d022a64e (patch)
treee9c54e3d37a1d3342d1bf19c44384b6c38703fac /src/clock.c
parent94e3f77f25249b52c6f72921a2d2564f68bcd6ff (diff)
Update the kernel and components to master version.
Diffstat (limited to 'src/clock.c')
-rw-r--r--src/clock.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/src/clock.c b/src/clock.c
index 36ff398376..e969a19b5e 100644
--- a/src/clock.c
+++ b/src/clock.c
@@ -98,15 +98,20 @@ void rt_tick_increase(void)
*
* @return the calculated tick
*/
-int rt_tick_from_millisecond(rt_int32_t ms)
+rt_tick_t rt_tick_from_millisecond(rt_int32_t ms)
{
- int tick;
+ rt_tick_t tick;
if (ms < 0)
- tick = RT_WAITING_FOREVER;
+ {
+ tick = (rt_tick_t)RT_WAITING_FOREVER;
+ }
else
- tick = (RT_TICK_PER_SECOND * ms + 999) / 1000;
-
+ {
+ tick = RT_TICK_PER_SECOND * (ms / 1000);
+ tick += (RT_TICK_PER_SECOND * (ms % 1000) + 999) / 1000;
+ }
+
/* return the calculated tick */
return tick;
}