Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0-only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  *  Copyright (C) 2011 Texas Instruments Incorporated
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  *  Author: Mark Salter <msalter@redhat.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) #ifndef _ASM_C6X_CHECKSUM_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) #define _ASM_C6X_CHECKSUM_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) static inline __wsum
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) csum_tcpudp_nofold(__be32 saddr, __be32 daddr, __u32 len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 		   __u8 proto, __wsum sum)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 	unsigned long long tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 	asm ("add     .d1   %1,%5,%1\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 	     "|| addu .l1   %3,%4,%0\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 	     "addu    .l1   %2,%0,%0\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #ifndef CONFIG_CPU_BIG_ENDIAN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 	     "|| shl  .s1   %1,8,%1\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 	     "addu    .l1   %1,%0,%0\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 	     "add     .l1   %P0,%p0,%2\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 	     : "=&a"(tmp), "+a"(len), "+a"(sum)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 	     : "a" (saddr), "a" (daddr), "a" (proto));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 	return sum;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #define csum_tcpudp_nofold csum_tcpudp_nofold
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #define _HAVE_ARCH_CSUM_AND_COPY
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) extern __wsum csum_partial_copy_nocheck(const void *src, void *dst, int len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #include <asm-generic/checksum.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #endif /* _ASM_C6X_CHECKSUM_H */