Update from 2013.01 to 2013.07

[karo-tx-uboot.git] / include / linux / bitrev.h

diff --git a/include/linux/bitrev.h b/include/linux/bitrev.h
new file mode 100644 (file)
index 0000000..6876e1b
--- /dev/null
+++ b/include/linux/bitrev.h
@@ -0,0 +1,22 @@
+/*
+ * SPDX-License-Identifier:    GPL-2.0+
+ *
+ * Based on bitrev from the Linux kernel, by Akinobu Mita
+ */
+
+#ifndef _LINUX_BITREV_H
+#define _LINUX_BITREV_H
+
+#include <linux/types.h>
+
+extern u8 const byte_rev_table[256];
+
+static inline u8 bitrev8(u8 byte)
+{
+       return byte_rev_table[byte];
+}
+
+u16 bitrev16(u16 in);
+u32 bitrev32(u32 in);
+
+#endif /* _LINUX_BITREV_H */