linux/arch/powerpc/include/asm/dt_cpu_ftrs.h
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   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