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https://github.com/torvalds/linux
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Tip revision: 1c23f9e627a7b412978b4e852793c5e3c3efc555 authored by Linus Torvalds on 22 August 2022, 00:32:54 UTC
Linux 6.0-rc2
Tip revision: 1c23f9e
cpufeature.h
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * CPU feature definitions for module loading, used by
 * module_cpu_feature_match(), see uapi/asm/hwcap.h for MIPS CPU features.
 */

#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 */
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