/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2020-2022 Loongson Technology Corporation Limited
*/
#ifndef __ASM_TOPOLOGY_H
#define __ASM_TOPOLOGY_H
#include <linux/smp.h>
#ifdef CONFIG_NUMA
#include <
asm/numa.h>
extern cpumask_t cpus_on_node[];
#define cpumask_of_node(node) (&cpus_on_node[node])
struct pci_bus;
extern int pcibus_to_node(
struct pci_bus *);
#define cpumask_of_pcibus(bus) (cpu_online_mask)
int __node_distance(
int from,
int to);
#define node_distance(from, to) __node_distance(from, to)
#else
#define pcibus_to_node(bus) 0
#endif
#ifdef CONFIG_SMP
/*
* Return cpus that shares the last level cache.
*/
static inline const struct cpumask *cpu_coregroup_mask(
int cpu)
{
return &cpu_llc_shared_map[cpu];
}
#define topology_physical_package_id(cpu) (cpu_data[cpu].package)
#define topology_core_id(cpu) (cpu_data[cpu].core)
#define topology_core_cpumask(cpu) (&cpu_core_map[cpu])
#define topology_sibling_cpumask(cpu) (&cpu_sibling_map[cpu])
#endif
#include <asm-generic/topology.h>
static inline void arch_fix_phys_package_id(
int num, u32 slot) { }
#endif /* __ASM_TOPOLOGY_H */
