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authorMichal Simek <monstr@monstr.eu>2009-03-27 16:25:36 +0300
committerMichal Simek <monstr@monstr.eu>2009-03-27 16:25:36 +0300
commit10713b1d9f4e64468e9b9d38c32eea0814568b92 (patch)
tree215d09a2ec25629a47d31e4b71db042c8ef941ff /arch/microblaze/include/asm/bitops.h
parent4dbdc9a59656d9166f9baaf8733b73e2ad0c8fa5 (diff)
downloadlinux-10713b1d9f4e64468e9b9d38c32eea0814568b92.tar.xz
microblaze_v8: atomic.h bitops.h swab.h byteorder.h
Reviewed-by: Ingo Molnar <mingo@elte.hu> Acked-by: John Linn <john.linn@xilinx.com> Acked-by: Stephen Neuendorffer <stephen.neuendorffer@xilinx.com> Acked-by: John Williams <john.williams@petalogix.com> Signed-off-by: Michal Simek <monstr@monstr.eu>
Diffstat (limited to 'arch/microblaze/include/asm/bitops.h')
-rw-r--r--arch/microblaze/include/asm/bitops.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/microblaze/include/asm/bitops.h b/arch/microblaze/include/asm/bitops.h
new file mode 100644
index 000000000000..d6df1fd4e1e8
--- /dev/null
+++ b/arch/microblaze/include/asm/bitops.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2006 Atmark Techno, Inc.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#ifndef _ASM_MICROBLAZE_BITOPS_H
+#define _ASM_MICROBLAZE_BITOPS_H
+
+/*
+ * Copyright 1992, Linus Torvalds.
+ */
+
+#include <asm/byteorder.h> /* swab32 */
+#include <asm/system.h> /* save_flags */
+
+/*
+ * clear_bit() doesn't provide any barrier for the compiler.
+ */
+#define smp_mb__before_clear_bit() barrier()
+#define smp_mb__after_clear_bit() barrier()
+#include <asm-generic/bitops.h>
+#include <asm-generic/bitops/__fls.h>
+
+#endif /* _ASM_MICROBLAZE_BITOPS_H */