linux/lib/crc/riscv/crc32_lsb.c
Eric Biggers b5943815e6 lib/crc: riscv: Migrate optimized CRC code into lib/crc/
Move the riscv-optimized CRC code from arch/riscv/lib/crc* into its new
location in lib/crc/riscv/, and wire it up in the new way.  This new way
of organizing the CRC code eliminates the need to artificially split the
code for each CRC variant into separate arch and generic modules,
enabling better inlining and dead code elimination.  For more details,
see "lib/crc: Prepare for arch-optimized code in subdirs of lib/crc/".

Reviewed-by: "Martin K. Petersen" <martin.petersen@oracle.com>
Acked-by: Ingo Molnar <mingo@kernel.org>
Acked-by: "Jason A. Donenfeld" <Jason@zx2c4.com>
Link: https://lore.kernel.org/r/20250607200454.73587-9-ebiggers@kernel.org
Signed-off-by: Eric Biggers <ebiggers@kernel.org>
2025-06-30 09:31:57 -07:00

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C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* RISC-V optimized least-significant-bit-first CRC32
*
* Copyright 2025 Google LLC
*/
#include "crc-clmul.h"
typedef u32 crc_t;
#define LSB_CRC 1
#include "crc-clmul-template.h"
u32 crc32_lsb_clmul(u32 crc, const void *p, size_t len,
const struct crc_clmul_consts *consts)
{
return crc_clmul(crc, p, len, consts);
}