mirror of
git://git.yoctoproject.org/linux-yocto.git
synced 2025-10-22 23:13:01 +02:00
0961c3bcef
Following what was done for CRC32, add support for architecture-specific override of the CRC-T10DIF library. This will allow the CRC-T10DIF library functions to access architecture-optimized code directly. Reviewed-by: Ard Biesheuvel <ardb@kernel.org> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com> Link: https://lore.kernel.org/r/20241202012056.209768-3-ebiggers@kernel.org Signed-off-by: Eric Biggers <ebiggers@google.com>
35 lines
759 B
C
35 lines
759 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef _LINUX_CRC_T10DIF_H
|
|
#define _LINUX_CRC_T10DIF_H
|
|
|
|
#include <linux/types.h>
|
|
|
|
#define CRC_T10DIF_DIGEST_SIZE 2
|
|
#define CRC_T10DIF_BLOCK_SIZE 1
|
|
|
|
u16 crc_t10dif_arch(u16 crc, const u8 *p, size_t len);
|
|
u16 crc_t10dif_generic(u16 crc, const u8 *p, size_t len);
|
|
|
|
static inline u16 crc_t10dif_update(u16 crc, const u8 *p, size_t len)
|
|
{
|
|
if (IS_ENABLED(CONFIG_CRC_T10DIF_ARCH))
|
|
return crc_t10dif_arch(crc, p, len);
|
|
return crc_t10dif_generic(crc, p, len);
|
|
}
|
|
|
|
static inline u16 crc_t10dif(const u8 *p, size_t len)
|
|
{
|
|
return crc_t10dif_update(0, p, len);
|
|
}
|
|
|
|
#if IS_ENABLED(CONFIG_CRC_T10DIF_ARCH)
|
|
bool crc_t10dif_is_optimized(void);
|
|
#else
|
|
static inline bool crc_t10dif_is_optimized(void)
|
|
{
|
|
return false;
|
|
}
|
|
#endif
|
|
|
|
#endif
|