Release 4.11 arch/c6x/include/asm/checksum.h

/*
 *  Copyright (C) 2011 Texas Instruments Incorporated
 *  Author: Mark Salter <msalter@redhat.com>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License version 2 as
 *  published by the Free Software Foundation.
 */
#ifndef _ASM_C6X_CHECKSUM_H

#define _ASM_C6X_CHECKSUM_H


static inline __wsum

csum_tcpudp_nofold(__be32 saddr, __be32 daddr, __u32 len,
		   __u8 proto, __wsum sum)
{
	unsigned long long tmp;

	asm ("add     .d1   %1,%5,%1\n"
             "|| addu .l1   %3,%4,%0\n"
             "addu    .l1   %2,%0,%0\n"
#ifndef CONFIG_CPU_BIG_ENDIAN
	     "|| shl  .s1   %1,8,%1\n"
#endif
	     "addu    .l1   %1,%0,%0\n"
             "add     .l1   %P0,%p0,%2\n"
             : "=&a"(tmp), "+a"(len), "+a"(sum)
             : "a" (saddr), "a" (daddr), "a" (proto));
	return sum;
}
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38
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2
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#define csum_tcpudp_nofold csum_tcpudp_nofold

#include <asm-generic/checksum.h>

#endif /* _ASM_C6X_CHECKSUM_H */
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55
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2
100.00%
Directory: arch/c6x/include/asm

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