summaryrefslogtreecommitdiff
path: root/arch/arm64/include/asm/lsui.h
blob: 8f0d81953eb6c54bbe2e976618919cfed6875fdf (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LSUI_H
#define __ASM_LSUI_H

#include <linux/compiler_types.h>
#include <linux/stringify.h>
#include <asm/alternative.h>
#include <asm/alternative-macros.h>
#include <asm/cpucaps.h>

#define __LSUI_PREAMBLE	".arch_extension lsui\n"

#ifdef CONFIG_ARM64_LSUI

#define __lsui_llsc_body(op, ...)					\
({									\
	alternative_has_cap_unlikely(ARM64_HAS_LSUI) ?			\
		__lsui_##op(__VA_ARGS__) : __llsc_##op(__VA_ARGS__);	\
})

#else	/* CONFIG_ARM64_LSUI */

#define __lsui_llsc_body(op, ...)	__llsc_##op(__VA_ARGS__)

#endif	/* CONFIG_ARM64_LSUI */

#endif	/* __ASM_LSUI_H */