1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __ASM_POWERPC_DT_CPU_FTRS_H
3#define __ASM_POWERPC_DT_CPU_FTRS_H
4
5/*
6 *  Copyright 2017, IBM Corporation
7 *  cpufeatures is the new way to discover CPU features with /cpus/features
8 *  devicetree. This supersedes PVR based discovery ("cputable"), and older
9 *  device tree feature advertisement.
10 */
11
12#include <linux/types.h>
13#include <uapi/asm/cputable.h>
14
15#ifdef CONFIG_PPC_DT_CPU_FTRS
16bool dt_cpu_ftrs_init(void *fdt);
17void dt_cpu_ftrs_scan(void);
18bool dt_cpu_ftrs_in_use(void);
19#else
20static inline bool dt_cpu_ftrs_init(void *fdt) { return false; }
21static inline void dt_cpu_ftrs_scan(void) { }
22static inline bool dt_cpu_ftrs_in_use(void) { return false; }
23#endif
24
25#endif /* __ASM_POWERPC_DT_CPU_FTRS_H */
26