1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_ARM_TOPOLOGY_H
3 #define _ASM_ARM_TOPOLOGY_H
4
5 #ifdef CONFIG_ARM_CPU_TOPOLOGY
6
7 #include <linux/cpumask.h>
8 #include <linux/arch_topology.h>
9
10 /* big.LITTLE switcher is incompatible with frequency invariance */
11 #ifndef CONFIG_BL_SWITCHER
12 /* Replace task scheduler's default frequency-invariant accounting */
13 #define arch_set_freq_scale topology_set_freq_scale
14 #define arch_scale_freq_capacity topology_get_freq_scale
15 #define arch_scale_freq_invariant topology_scale_freq_invariant
16 #define arch_scale_freq_ref topology_get_freq_ref
17 #endif
18
19 /* Replace task scheduler's default cpu-invariant accounting */
20 #define arch_scale_cpu_capacity topology_get_cpu_scale
21
22 /* Enable topology flag updates */
23 #define arch_update_cpu_topology topology_update_cpu_topology
24
25 /* Replace task scheduler's default HW pressure API */
26 #define arch_scale_hw_pressure topology_get_hw_pressure
27 #define arch_update_hw_pressure topology_update_hw_pressure
28
29 #else
30
31 static inline void init_cpu_topology(void) { }
32 static inline void store_cpu_topology(unsigned int cpuid) { }
33
34 #endif
35
36 #include <asm-generic/topology.h>
37
38 #endif /* _ASM_ARM_TOPOLOGY_H */
39
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TOMOYO® is a registered trademark of NTT DATA CORPORATION.