tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __ASM_TOPOLOGY_H
3#define __ASM_TOPOLOGY_H
4
5#include <linux/cpumask.h>
6
7#ifdef CONFIG_NUMA
8
9struct pci_bus;
10int pcibus_to_node(struct pci_bus *bus);
11#define cpumask_of_pcibus(bus) (pcibus_to_node(bus) == -1 ? \
12 cpu_all_mask : \
13 cpumask_of_node(pcibus_to_node(bus)))
14
15#endif /* CONFIG_NUMA */
16
17#include <linux/arch_topology.h>
18
19#ifdef CONFIG_ARM64_AMU_EXTN
20/*
21 * Replace task scheduler's default counter-based
22 * frequency-invariance scale factor setting.
23 */
24void topology_scale_freq_tick(void);
25#define arch_scale_freq_tick topology_scale_freq_tick
26#endif /* CONFIG_ARM64_AMU_EXTN */
27
28/* Replace task scheduler's default frequency-invariant accounting */
29#define arch_scale_freq_capacity topology_get_freq_scale
30
31/* Replace task scheduler's default cpu-invariant accounting */
32#define arch_scale_cpu_capacity topology_get_cpu_scale
33
34/* Enable topology flag updates */
35#define arch_update_cpu_topology topology_update_cpu_topology
36
37/* Replace task scheduler's default thermal pressure retrieve API */
38#define arch_scale_thermal_pressure topology_get_thermal_pressure
39
40#include <asm-generic/topology.h>
41
42#endif /* _ASM_ARM_TOPOLOGY_H */