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-rw-r--r--include/asm-frv/Kbuild1
-rw-r--r--include/asm-frv/atomic.h4
-rw-r--r--include/asm-frv/bitops.h13
-rw-r--r--include/asm-frv/byteorder.h8
-rw-r--r--include/asm-frv/swab.h10
5 files changed, 25 insertions, 11 deletions
diff --git a/include/asm-frv/Kbuild b/include/asm-frv/Kbuild
index 0f8956def738..1f44e7c76995 100644
--- a/include/asm-frv/Kbuild
+++ b/include/asm-frv/Kbuild
@@ -3,3 +3,4 @@ include include/asm-generic/Kbuild.asm
header-y += registers.h
unifdef-y += termios.h
+unifdef-y += swab.h
diff --git a/include/asm-frv/atomic.h b/include/asm-frv/atomic.h
index 46d696b331e7..296c35cfb207 100644
--- a/include/asm-frv/atomic.h
+++ b/include/asm-frv/atomic.h
@@ -35,10 +35,6 @@
#define smp_mb__before_atomic_inc() barrier()
#define smp_mb__after_atomic_inc() barrier()
-typedef struct {
- int counter;
-} atomic_t;
-
#define ATOMIC_INIT(i) { (i) }
#define atomic_read(v) ((v)->counter)
#define atomic_set(v, i) (((v)->counter) = (i))
diff --git a/include/asm-frv/bitops.h b/include/asm-frv/bitops.h
index 39456ba0ec17..287f6f697ce2 100644
--- a/include/asm-frv/bitops.h
+++ b/include/asm-frv/bitops.h
@@ -339,6 +339,19 @@ int __ffs(unsigned long x)
return 31 - bit;
}
+/**
+ * __fls - find last (most-significant) set bit in a long word
+ * @word: the word to search
+ *
+ * Undefined if no set bit exists, so code should check against 0 first.
+ */
+static inline unsigned long __fls(unsigned long word)
+{
+ unsigned long bit;
+ asm("scan %1,gr0,%0" : "=r"(bit) : "r"(word));
+ return bit;
+}
+
/*
* special slimline version of fls() for calculating ilog2_u32()
* - note: no protection against n == 0
diff --git a/include/asm-frv/byteorder.h b/include/asm-frv/byteorder.h
index 411bec3cc1fc..1187e51ecd13 100644
--- a/include/asm-frv/byteorder.h
+++ b/include/asm-frv/byteorder.h
@@ -1,13 +1,7 @@
#ifndef _ASM_BYTEORDER_H
#define _ASM_BYTEORDER_H
-#include <asm/types.h>
-
-#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__)
-# define __BYTEORDER_HAS_U64__
-# define __SWAB_64_THRU_32__
-#endif
-
+#include <asm/swab.h>
#include <linux/byteorder/big_endian.h>
#endif /* _ASM_BYTEORDER_H */
diff --git a/include/asm-frv/swab.h b/include/asm-frv/swab.h
new file mode 100644
index 000000000000..afb3396ba5ed
--- /dev/null
+++ b/include/asm-frv/swab.h
@@ -0,0 +1,10 @@
+#ifndef _ASM_SWAB_H
+#define _ASM_SWAB_H
+
+#include <asm/types.h>
+
+#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__)
+# define __SWAB_64_THRU_32__
+#endif
+
+#endif /* _ASM_SWAB_H */