aboutsummaryrefslogtreecommitdiff
path: root/arch/um/sys-x86_64/delay.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/um/sys-x86_64/delay.c')
-rw-r--r--arch/um/sys-x86_64/delay.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/um/sys-x86_64/delay.c b/arch/um/sys-x86_64/delay.c
index f3b5187942b..651332aeec2 100644
--- a/arch/um/sys-x86_64/delay.c
+++ b/arch/um/sys-x86_64/delay.c
@@ -5,7 +5,9 @@
* Licensed under the GPL
*/
+#include "linux/delay.h"
#include "asm/processor.h"
+#include "asm/param.h"
void __delay(unsigned long loops)
{
@@ -14,6 +16,22 @@ void __delay(unsigned long loops)
for(i = 0; i < loops; i++) ;
}
+void __udelay(unsigned long usecs)
+{
+ int i, n;
+
+ n = (loops_per_jiffy * HZ * usecs) / MILLION;
+ for(i=0;i<n;i++) ;
+}
+
+void __const_udelay(unsigned long usecs)
+{
+ int i, n;
+
+ n = (loops_per_jiffy * HZ * usecs) / MILLION;
+ for(i=0;i<n;i++) ;
+}
+
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* Emacs will notice this stuff at the end of the file and automatically