crc-t10dif.h

 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
13static 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}