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authorSascha Hauer <s.hauer@pengutronix.de>2012-11-15 20:20:12 +0100
committerSascha Hauer <s.hauer@pengutronix.de>2012-11-15 20:20:12 +0100
commitbc01035f223d08929459518de3e0ea52be2c961c (patch)
treed1edfc99e060c97c90fc755da43f692c68389a1b /common
parentc06fca0f8434f34e12a04a39496d2716ad9b262c (diff)
parent5099f5e15cca61faeb82beff102dfd5ba3941ee6 (diff)
downloadbarebox-bc01035f223d08929459518de3e0ea52be2c961c.tar.gz
barebox-bc01035f223d08929459518de3e0ea52be2c961c.tar.xz
Merge branch 'for-next/w1' into for-next/at91
Diffstat (limited to 'common')
-rw-r--r--common/clock.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/common/clock.c b/common/clock.c
index 8adbeaff3e..9c7c1ba58c 100644
--- a/common/clock.c
+++ b/common/clock.c
@@ -135,23 +135,29 @@ uint32_t clocksource_hz2mult(uint32_t hz, uint32_t shift_constant)
return (uint32_t)tmp;
}
-int is_timeout(uint64_t start_ns, uint64_t time_offset_ns)
+int is_timeout_non_interruptible(uint64_t start_ns, uint64_t time_offset_ns)
{
- if (time_offset_ns >= 100 * USECOND)
- poller_call();
-
if ((int64_t)(start_ns + time_offset_ns - get_time_ns()) < 0)
return 1;
else
return 0;
}
+EXPORT_SYMBOL(is_timeout_non_interruptible);
+
+int is_timeout(uint64_t start_ns, uint64_t time_offset_ns)
+{
+ if (time_offset_ns >= 100 * USECOND)
+ poller_call();
+
+ return is_timeout_non_interruptible(start_ns, time_offset_ns);
+}
EXPORT_SYMBOL(is_timeout);
void ndelay(unsigned long nsecs)
{
uint64_t start = get_time_ns();
- while(!is_timeout(start, nsecs));
+ while(!is_timeout_non_interruptible(start, nsecs));
}
EXPORT_SYMBOL(ndelay);