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| author | Jesper Nilsson <jesper.nilsson@axis.com> | 2008-10-21 17:45:58 +0200 |
|---|---|---|
| committer | Jesper Nilsson <jesper.nilsson@axis.com> | 2008-10-29 17:29:44 +0100 |
| commit | 556dcee7b829e5c350c3ffdbdb87a8b15aa3c5d3 (patch) | |
| tree | 26485b0d92eedcba6c0c96d4069469041aaf7106 /include/asm-cris/arch-v32/checksum.h | |
| parent | Merge branch 'for-next' of git://www.jni.nu/cris into cris_merge (diff) | |
| download | linux-556dcee7b829e5c350c3ffdbdb87a8b15aa3c5d3.tar.xz linux-556dcee7b829e5c350c3ffdbdb87a8b15aa3c5d3.zip | |
[CRIS] Move header files from include to arch/cris/include.
Change all users of header files to correct path.
Remove some unneeded headers for arch-v32.
Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
Diffstat (limited to 'include/asm-cris/arch-v32/checksum.h')
| -rw-r--r-- | include/asm-cris/arch-v32/checksum.h | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/include/asm-cris/arch-v32/checksum.h b/include/asm-cris/arch-v32/checksum.h deleted file mode 100644 index e5dcfce6e0dc..000000000000 --- a/include/asm-cris/arch-v32/checksum.h +++ /dev/null @@ -1,29 +0,0 @@ -#ifndef _ASM_CRIS_ARCH_CHECKSUM_H -#define _ASM_CRIS_ARCH_CHECKSUM_H - -/* - * Check values used in TCP/UDP headers. - * - * The gain of doing this in assembler instead of C, is that C doesn't - * generate carry-additions for the 32-bit components of the - * checksum. Which means it would be necessary to split all those into - * 16-bit components and then add. - */ -static inline __wsum -csum_tcpudp_nofold(__be32 saddr, __be32 daddr, - unsigned short len, unsigned short proto, __wsum sum) -{ - __wsum res; - - __asm__ __volatile__ ("add.d %2, %0\n\t" - "addc %3, %0\n\t" - "addc %4, %0\n\t" - "addc 0, %0\n\t" - : "=r" (res) - : "0" (sum), "r" (daddr), "r" (saddr), \ - "r" ((len + proto) << 8)); - - return res; -} - -#endif /* _ASM_CRIS_ARCH_CHECKSUM_H */ |