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-rw-r--r--include/asm-blackfin/checksum.h100
1 files changed, 0 insertions, 100 deletions
diff --git a/include/asm-blackfin/checksum.h b/include/asm-blackfin/checksum.h
deleted file mode 100644
index 6f6af2b8e9e..00000000000
--- a/include/asm-blackfin/checksum.h
+++ /dev/null
@@ -1,100 +0,0 @@
-#ifndef _BFIN_CHECKSUM_H
-#define _BFIN_CHECKSUM_H
-
-/*
- * MODIFIED FOR BFIN April 30, 2001 akbar.hussain@lineo.com
- *
- * computes the checksum of a memory block at buff, length len,
- * and adds in "sum" (32-bit)
- *
- * returns a 32-bit number suitable for feeding into itself
- * or csum_tcpudp_magic
- *
- * this function must be called with even lengths, except
- * for the last fragment, which may be odd
- *
- * it's best to have buff aligned on a 32-bit boundary
- */
-__wsum csum_partial(const void *buff, int len, __wsum sum);
-
-/*
- * the same as csum_partial, but copies from src while it
- * checksums
- *
- * here even more important to align src and dst on a 32-bit (or even
- * better 64-bit) boundary
- */
-
-__wsum csum_partial_copy(const void *src, void *dst,
- int len, __wsum sum);
-
-/*
- * the same as csum_partial_copy, but copies from user space.
- *
- * here even more important to align src and dst on a 32-bit (or even
- * better 64-bit) boundary
- */
-
-extern __wsum csum_partial_copy_from_user(const void __user *src, void *dst,
- int len, __wsum sum, int *csum_err);
-
-#define csum_partial_copy_nocheck(src, dst, len, sum) \
- csum_partial_copy((src), (dst), (len), (sum))
-
-__sum16 ip_fast_csum(unsigned char *iph, unsigned int ihl);
-
-/*
- * Fold a partial checksum
- */
-
-static inline __sum16 csum_fold(__wsum sum)
-{
- while (sum >> 16)
- sum = (sum & 0xffff) + (sum >> 16);
- return ((~(sum << 16)) >> 16);
-}
-
-/*
- * computes the checksum of the TCP/UDP pseudo-header
- * returns a 16-bit checksum, already complemented
- */
-
-static inline __wsum
-csum_tcpudp_nofold(__be32 saddr, __be32 daddr, unsigned short len,
- unsigned short proto, __wsum sum)
-{
-
- __asm__ ("%0 = %0 + %1;\n\t"
- "CC = AC0;\n\t"
- "if !CC jump 4;\n\t"
- "%0 = %0 + %4;\n\t"
- "%0 = %0 + %2;\n\t"
- "CC = AC0;\n\t"
- "if !CC jump 4;\n\t"
- "%0 = %0 + %4;\n\t"
- "%0 = %0 + %3;\n\t"
- "CC = AC0;\n\t"
- "if !CC jump 4;\n\t"
- "%0 = %0 + %4;\n\t"
- "NOP;\n\t"
- : "=d" (sum)
- : "d" (daddr), "d" (saddr), "d" ((ntohs(len)<<16)+proto*256), "d" (1), "0"(sum));
-
- return (sum);
-}
-
-static inline __sum16
-csum_tcpudp_magic(__be32 saddr, __be32 daddr, unsigned short len,
- unsigned short proto, __wsum sum)
-{
- return csum_fold(csum_tcpudp_nofold(saddr, daddr, len, proto, sum));
-}
-
-/*
- * this routine is used for miscellaneous IP-like checksums, mainly
- * in icmp.c
- */
-
-extern __sum16 ip_compute_csum(const void *buff, int len);
-
-#endif /* _BFIN_CHECKSUM_H */