1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * RISC-V optimized CRC-T10DIF function
4  *
5  * Copyright 2025 Google LLC
6  */
7 
8 #include <asm/hwcap.h>
9 #include <asm/alternative-macros.h>
10 
11 #include "crc-clmul.h"
12 
crc_t10dif_arch(u16 crc,const u8 * p,size_t len)13 static inline u16 crc_t10dif_arch(u16 crc, const u8 *p, size_t len)
14 {
15 	if (riscv_has_extension_likely(RISCV_ISA_EXT_ZBC))
16 		return crc16_msb_clmul(crc, p, len, &crc16_msb_0x8bb7_consts);
17 	return crc_t10dif_generic(crc, p, len);
18 }
19