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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#include <asm/numa.h>
9
10struct pci_bus;
11int pcibus_to_node(struct pci_bus *bus);
12#define cpumask_of_pcibus(bus) (pcibus_to_node(bus) == -1 ? \
13 cpu_all_mask : \
14 cpumask_of_node(pcibus_to_node(bus)))
15
16#endif /* CONFIG_NUMA */
17
18#include <linux/arch_topology.h>
19
20void update_freq_counters_refs(void);
21
22/* Replace task scheduler's default frequency-invariant accounting */
23#define arch_scale_freq_tick topology_scale_freq_tick
24#define arch_set_freq_scale topology_set_freq_scale
25#define arch_scale_freq_capacity topology_get_freq_scale
26#define arch_scale_freq_invariant topology_scale_freq_invariant
27#define arch_scale_freq_ref topology_get_freq_ref
28
29/* Replace task scheduler's default cpu-invariant accounting */
30#define arch_scale_cpu_capacity topology_get_cpu_scale
31
32/* Enable topology flag updates */
33#define arch_update_cpu_topology topology_update_cpu_topology
34
35/* Replace task scheduler's default HW pressure API */
36#define arch_scale_hw_pressure topology_get_hw_pressure
37#define arch_update_hw_pressure topology_update_hw_pressure
38
39#include <asm-generic/topology.h>
40
41#endif /* _ASM_ARM_TOPOLOGY_H */