Title: [8207] trunk/arch/blackfin/include/asm/delay.h: task [#5359], Blackfin arch implement ndelay()
- Revision
- 8207
- Author
- bhsong
- Date
- 2010-01-21 02:20:44 -0500 (Thu, 21 Jan 2010)
Log Message
task [#5359], Blackfin arch implement ndelay()
Modified Paths
Diff
Modified: trunk/arch/blackfin/include/asm/delay.h (8206 => 8207)
--- trunk/arch/blackfin/include/asm/delay.h 2010-01-21 07:14:30 UTC (rev 8206)
+++ trunk/arch/blackfin/include/asm/delay.h 2010-01-21 07:20:44 UTC (rev 8207)
@@ -36,4 +36,12 @@
__delay((((usecs * HZSCALE) >> 11) * (loops_per_jiffy >> 11)) >> 6);
}
+static inline void ndelay(unsigned long nsecs)
+{
+ extern unsigned long loops_per_jiffy;
+ __delay(((((1 * HZSCALE) >> 11) * (loops_per_jiffy >> 11)) >> 6) * nsecs / 1000);
+}
+
+#define ndelay ndelay
+
#endif
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