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8#ifndef _BFIN_CHECKSUM_H
9#define _BFIN_CHECKSUM_H
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15
16static inline __wsum
17__csum_tcpudp_nofold(__be32 saddr, __be32 daddr, unsigned short len,
18 unsigned short proto, __wsum sum)
19{
20 unsigned int carry;
21
22 __asm__ ("%0 = %0 + %2;\n\t"
23 "CC = AC0;\n\t"
24 "%1 = CC;\n\t"
25 "%0 = %0 + %1;\n\t"
26 "%0 = %0 + %3;\n\t"
27 "CC = AC0;\n\t"
28 "%1 = CC;\n\t"
29 "%0 = %0 + %1;\n\t"
30 "%0 = %0 + %4;\n\t"
31 "CC = AC0;\n\t"
32 "%1 = CC;\n\t"
33 "%0 = %0 + %1;\n\t"
34 : "=d" (sum), "=&d" (carry)
35 : "d" (daddr), "d" (saddr), "d" ((len + proto) << 8), "0"(sum)
36 : "CC");
37
38 return (sum);
39}
40#define csum_tcpudp_nofold __csum_tcpudp_nofold
41
42#include <asm-generic/checksum.h>
43
44#endif
45