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Diffstat (limited to 'arch/hexagon/include/asm/checksum.h')
-rw-r--r-- | arch/hexagon/include/asm/checksum.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/arch/hexagon/include/asm/checksum.h b/arch/hexagon/include/asm/checksum.h new file mode 100644 index 000000000..d9f58d696 --- /dev/null +++ b/arch/hexagon/include/asm/checksum.h @@ -0,0 +1,50 @@ +/* + * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +#ifndef _ASM_CHECKSUM_H +#define _ASM_CHECKSUM_H + +#define do_csum do_csum +unsigned int do_csum(const void *voidptr, int len); + +/* + * the same as csum_partial, but copies from src while it + * checksums + * + * here even more important to align src and dst on a 32-bit (or even + * better 64-bit) boundary + */ +#define csum_partial_copy_nocheck csum_partial_copy_nocheck +__wsum csum_partial_copy_nocheck(const void *src, void *dst, + int len, __wsum sum); + +/* + * computes the checksum of the TCP/UDP pseudo-header + * returns a 16-bit checksum, already complemented + */ +#define csum_tcpudp_nofold csum_tcpudp_nofold +__wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr, + __u32 len, __u8 proto, __wsum sum); + +#define csum_tcpudp_magic csum_tcpudp_magic +__sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr, + __u32 len, __u8 proto, __wsum sum); + +#include <asm-generic/checksum.h> + +#endif |