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Based on 2 normalized pattern(s): 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 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 # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
32 lines
798 B
C
32 lines
798 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (C) 2011 Texas Instruments Incorporated
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* Author: Mark Salter <msalter@redhat.com>
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*/
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#ifndef _ASM_C6X_CHECKSUM_H
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#define _ASM_C6X_CHECKSUM_H
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static inline __wsum
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csum_tcpudp_nofold(__be32 saddr, __be32 daddr, __u32 len,
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__u8 proto, __wsum sum)
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{
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unsigned long long tmp;
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asm ("add .d1 %1,%5,%1\n"
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"|| addu .l1 %3,%4,%0\n"
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"addu .l1 %2,%0,%0\n"
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#ifndef CONFIG_CPU_BIG_ENDIAN
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"|| shl .s1 %1,8,%1\n"
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#endif
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"addu .l1 %1,%0,%0\n"
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"add .l1 %P0,%p0,%2\n"
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: "=&a"(tmp), "+a"(len), "+a"(sum)
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: "a" (saddr), "a" (daddr), "a" (proto));
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return sum;
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}
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#define csum_tcpudp_nofold csum_tcpudp_nofold
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#include <asm-generic/checksum.h>
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#endif /* _ASM_C6X_CHECKSUM_H */
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