[mirror_ubuntu-focal-kernel.git] / arch / x86 / include / asm / xor_64.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_XOR_64_H
#define _ASM_X86_XOR_64_H

static struct xor_block_template xor_block_sse = {
	.name = "generic_sse",
	.do_2 = xor_sse_2,
	.do_3 = xor_sse_3,
	.do_4 = xor_sse_4,
	.do_5 = xor_sse_5,
};


/* Also try the AVX routines */
#include <asm/xor_avx.h>

/* We force the use of the SSE xor block because it can write around L2.
   We may also be able to load into the L1 only depending on how the cpu
   deals with a load to a line that is being prefetched.  */
#undef XOR_TRY_TEMPLATES
#define XOR_TRY_TEMPLATES			\
do {						\
	AVX_XOR_SPEED;				\
	xor_speed(&xor_block_sse_pf64);		\
	xor_speed(&xor_block_sse);		\
} while (0)

#endif /* _ASM_X86_XOR_64_H */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
1965aae3 PA	2	#ifndef _ASM_X86_XOR_64_H
1965aae3 PA	3	#define _ASM_X86_XOR_64_H
0db125c4	4
1da177e4	5	static struct xor_block_template xor_block_sse = {
687c8054 JP	6	.name = "generic_sse",
	7	.do_2 = xor_sse_2,
	8	.do_3 = xor_sse_3,
	9	.do_4 = xor_sse_4,
	10	.do_5 = xor_sse_5,
1da177e4 LT	11	};
1da177e4 LT	12
ea4d26ae JK	13
ea4d26ae JK	14	/* Also try the AVX routines */
a1ce3928	15	#include <asm/xor_avx.h>
ea4d26ae	16
f317820c JB	17	/* We force the use of the SSE xor block because it can write around L2.
	18	We may also be able to load into the L1 only depending on how the cpu
	19	deals with a load to a line that is being prefetched. */
1da177e4	20	#undef XOR_TRY_TEMPLATES
687c8054 JP	21	#define XOR_TRY_TEMPLATES \
687c8054 JP	22	do { \
ea4d26ae	23	AVX_XOR_SPEED; \
f317820c	24	xor_speed(&xor_block_sse_pf64); \
687c8054 JP	25	xor_speed(&xor_block_sse); \
687c8054 JP	26	} while (0)
1da177e4	27
1965aae3	28	#endif /* _ASM_X86_XOR_64_H */