Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  * Copyright (C) 2008 Michal Simek <monstr@monstr.eu>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  * Copyright (C) 2006 Atmark Techno, Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) #ifndef _ASM_MICROBLAZE_CHECKSUM_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) #define _ASM_MICROBLAZE_CHECKSUM_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)  * computes the checksum of the TCP/UDP pseudo-header
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)  * returns a 16-bit checksum, already complemented
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #define csum_tcpudp_nofold	csum_tcpudp_nofold
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) static inline __wsum
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) csum_tcpudp_nofold(__be32 saddr, __be32 daddr, __u32 len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 		   __u8 proto, __wsum sum)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 	__asm__("add %0, %0, %1\n\t"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 		"addc %0, %0, %2\n\t"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 		"addc %0, %0, %3\n\t"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 		"addc %0, %0, r0\n\t"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 		: "+&d" (sum)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 		: "d" (saddr), "d" (daddr),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #ifdef __MICROBLAZEEL__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 	"d" ((len + proto) << 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 	"d" (len + proto)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) );
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 	return sum;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #include <asm-generic/checksum.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #endif /* _ASM_MICROBLAZE_CHECKSUM_H */