Thread (27 messages) 27 messages, 9 authors, 2012-11-12

[PATCH 01/11] cris: move usec/nsec conversion to do_slow_gettimeoffset

From: jesper.nilsson@axis.com (Jesper Nilsson)
Date: 2012-11-12 10:45:01
Also in: linux-arch, lkml

On Thu, Nov 08, 2012 at 02:01:46PM -0700, Stephen Warren wrote:
From: Stephen Warren <redacted>

Move usec to nsec conversion from arch_gettimeoffset() to
do_slow_gettimeoffset(); in a future patch, do_slow_gettimeoffset()
will be used directly as the implementation of arch_gettimeoffset(),
so needs to perform all required calculations.

Cc: Mikael Starvik <redacted>
Cc: Jesper Nilsson <jesper.nilsson@axis.com>
Acked-by: Jesper Nilsson <jesper.nilsson@axis.com>
quoted hunk ↗ jump to hunk
Cc: linux-cris-kernel at axis.com
Signed-off-by: Stephen Warren <redacted>
---
 arch/cris/arch-v10/kernel/time.c |    4 ++--
 arch/cris/kernel/time.c          |    2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/cris/arch-v10/kernel/time.c b/arch/cris/arch-v10/kernel/time.c
index bcffcb6..162892f 100644
--- a/arch/cris/arch-v10/kernel/time.c
+++ b/arch/cris/arch-v10/kernel/time.c
@@ -65,8 +65,8 @@ unsigned long do_slow_gettimeoffset(void)
 	 */
 	count = *R_TIMER0_DATA;
 
-	/* Convert timer value to usec */
-	return (TIMER0_DIV - count) * ((NSEC_PER_SEC/1000)/HZ)/TIMER0_DIV;
+	/* Convert timer value to nsec */
+	return (TIMER0_DIV - count) * (NSEC_PER_SEC/HZ)/TIMER0_DIV;
 }
 
 /* Excerpt from the Etrax100 HSDD about the built-in watchdog:
diff --git a/arch/cris/kernel/time.c b/arch/cris/kernel/time.c
index 277ffc4..b063c92 100644
--- a/arch/cris/kernel/time.c
+++ b/arch/cris/kernel/time.c
@@ -46,7 +46,7 @@ static unsigned long (*do_gettimeoffset)(void) = do_slow_gettimeoffset;
 
 u32 arch_gettimeoffset(void)
 {
-       return do_gettimeoffset() * 1000;
+	return do_gettimeoffset();
 }
 #endif
 
-- 
1.7.0.4

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo at vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/
/^JN - Jesper Nilsson
-- 
               Jesper Nilsson -- jesper.nilsson at axis.com
Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help