diff options
Diffstat (limited to 'arch/mips/include/asm/mach-loongson64/topology.h')
-rw-r--r-- | arch/mips/include/asm/mach-loongson64/topology.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-loongson64/topology.h b/arch/mips/include/asm/mach-loongson64/topology.h new file mode 100644 index 0000000000..3414a1fd17 --- /dev/null +++ b/arch/mips/include/asm/mach-loongson64/topology.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_MACH_TOPOLOGY_H +#define _ASM_MACH_TOPOLOGY_H + +#ifdef CONFIG_NUMA + +#define cpu_to_node(cpu) (cpu_logical_map(cpu) >> 2) + +extern cpumask_t __node_cpumask[]; +#define cpumask_of_node(node) (&__node_cpumask[node]) + +struct pci_bus; +extern int pcibus_to_node(struct pci_bus *); + +#define cpumask_of_pcibus(bus) (cpu_online_mask) + +extern unsigned char __node_distances[MAX_NUMNODES][MAX_NUMNODES]; + +#define node_distance(from, to) (__node_distances[(from)][(to)]) + +#endif + +#include <asm-generic/topology.h> + +#endif /* _ASM_MACH_TOPOLOGY_H */ |