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authorLinus Torvalds <torvalds@linux-foundation.org>2008-11-01 17:51:51 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2008-11-01 17:51:51 +0100
commit0242909a6135e10a28822c64f9ad50fdad52757c (patch)
treec5f9c8abe95a65433e6ac356871f2379c02488fe /arch/cris/include/asm/delay.h
parentMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmo... (diff)
parent[CRIS] Move header files from include to arch/cris/include. (diff)
downloadlinux-0242909a6135e10a28822c64f9ad50fdad52757c.tar.xz
linux-0242909a6135e10a28822c64f9ad50fdad52757c.zip
Merge branch 'cris_move' of git://www.jni.nu/cris
* 'cris_move' of git://www.jni.nu/cris: [CRIS] Move header files from include to arch/cris/include. [CRISv32] Remove warning in io.h
Diffstat (limited to 'arch/cris/include/asm/delay.h')
-rw-r--r--arch/cris/include/asm/delay.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/cris/include/asm/delay.h b/arch/cris/include/asm/delay.h
new file mode 100644
index 000000000000..75ec581bfead
--- /dev/null
+++ b/arch/cris/include/asm/delay.h
@@ -0,0 +1,27 @@
+#ifndef _CRIS_DELAY_H
+#define _CRIS_DELAY_H
+
+/*
+ * Copyright (C) 1998-2002 Axis Communications AB
+ *
+ * Delay routines, using a pre-computed "loops_per_second" value.
+ */
+
+#include <arch/delay.h>
+
+/* Use only for very small delays ( < 1 msec). */
+
+extern unsigned long loops_per_usec; /* arch/cris/mm/init.c */
+
+/* May be defined by arch/delay.h. */
+#ifndef udelay
+static inline void udelay(unsigned long usecs)
+{
+ __delay(usecs * loops_per_usec);
+}
+#endif
+
+#endif /* defined(_CRIS_DELAY_H) */
+
+
+