~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

TOMOYO Linux Cross Reference
Linux/arch/c6x/include/asm/checksum.h

Version: ~ [ linux-5.13-rc5 ] ~ [ linux-5.12.9 ] ~ [ linux-5.11.22 ] ~ [ linux-5.10.42 ] ~ [ linux-5.9.16 ] ~ [ linux-5.8.18 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.124 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.193 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.235 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.271 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.271 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.18.140 ] ~ [ linux-3.16.85 ] ~ [ linux-3.14.79 ] ~ [ linux-3.12.74 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 /*
  2  *  Copyright (C) 2011 Texas Instruments Incorporated
  3  *  Author: Mark Salter <msalter@redhat.com>
  4  *
  5  *  This program is free software; you can redistribute it and/or modify
  6  *  it under the terms of the GNU General Public License version 2 as
  7  *  published by the Free Software Foundation.
  8  */
  9 #ifndef _ASM_C6X_CHECKSUM_H
 10 #define _ASM_C6X_CHECKSUM_H
 11 
 12 static inline __wsum
 13 csum_tcpudp_nofold(__be32 saddr, __be32 daddr, unsigned short len,
 14                    unsigned short proto, __wsum sum)
 15 {
 16         unsigned long long tmp;
 17 
 18         asm ("add     .d1   %1,%5,%1\n"
 19              "|| addu .l1   %3,%4,%0\n"
 20              "addu    .l1   %2,%0,%0\n"
 21 #ifndef CONFIG_CPU_BIG_ENDIAN
 22              "|| shl  .s1   %1,8,%1\n"
 23 #endif
 24              "addu    .l1   %1,%0,%0\n"
 25              "add     .l1   %P0,%p0,%2\n"
 26              : "=&a"(tmp), "+a"(len), "+a"(sum)
 27              : "a" (saddr), "a" (daddr), "a" (proto));
 28         return sum;
 29 }
 30 #define csum_tcpudp_nofold csum_tcpudp_nofold
 31 
 32 #include <asm-generic/checksum.h>
 33 
 34 #endif /* _ASM_C6X_CHECKSUM_H */
 35 

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | Wiki (Japanese) | Wiki (English) | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

osdn.jp