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
16 bool dt_cpu_ftrs_init(void *fdt);
17 void dt_cpu_ftrs_scan(void);
18 bool dt_cpu_ftrs_in_use(void);
19 #else
20 static inline bool dt_cpu_ftrs_init(void *fdt) { return false; }
21 static inline void dt_cpu_ftrs_scan(void) { }
22 static inline bool dt_cpu_ftrs_in_use(void) { return false; }
23 #endif
24
25 #endif /* __ASM_POWERPC_DT_CPU_FTRS_H */
26
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