| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * CPU feature definitions for module loading, used by |
| * module_cpu_feature_match(), see uapi/asm/hwcap.h for LoongArch CPU features. |
| * |
| * Copyright (C) 2020-2022 Loongson Technology Corporation Limited |
| */ |
| |
| #ifndef __ASM_CPUFEATURE_H |
| #define __ASM_CPUFEATURE_H |
| |
| #include <uapi/asm/hwcap.h> |
| #include <asm/elf.h> |
| |
| #define MAX_CPU_FEATURES (8 * sizeof(elf_hwcap)) |
| |
| #define cpu_feature(x) ilog2(HWCAP_ ## x) |
| |
| static inline bool cpu_have_feature(unsigned int num) |
| { |
| return elf_hwcap & (1UL << num); |
| } |
| |
| #endif /* __ASM_CPUFEATURE_H */ |
