diff options
Diffstat (limited to 'arch/arm64/include/asm/topology.h')
| -rw-r--r-- | arch/arm64/include/asm/topology.h | 45 |
1 files changed, 26 insertions, 19 deletions
diff --git a/arch/arm64/include/asm/topology.h b/arch/arm64/include/asm/topology.h index 8b57339823e9..b9eaf4ad7085 100644 --- a/arch/arm64/include/asm/topology.h +++ b/arch/arm64/include/asm/topology.h @@ -1,28 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_TOPOLOGY_H #define __ASM_TOPOLOGY_H #include <linux/cpumask.h> -struct cpu_topology { - int thread_id; - int core_id; - int cluster_id; - cpumask_t thread_sibling; - cpumask_t core_sibling; -}; - -extern struct cpu_topology cpu_topology[NR_CPUS]; - -#define topology_physical_package_id(cpu) (cpu_topology[cpu].cluster_id) -#define topology_core_id(cpu) (cpu_topology[cpu].core_id) -#define topology_core_cpumask(cpu) (&cpu_topology[cpu].core_sibling) -#define topology_sibling_cpumask(cpu) (&cpu_topology[cpu].thread_sibling) - -void init_cpu_topology(void); -void store_cpu_topology(unsigned int cpuid); -const struct cpumask *cpu_coregroup_mask(int cpu); - #ifdef CONFIG_NUMA +#include <asm/numa.h> struct pci_bus; int pcibus_to_node(struct pci_bus *bus); @@ -32,6 +15,30 @@ int pcibus_to_node(struct pci_bus *bus); #endif /* CONFIG_NUMA */ +#include <linux/arch_topology.h> + +void update_freq_counters_refs(void); + +/* Replace task scheduler's default frequency-invariant accounting */ +#define arch_scale_freq_tick topology_scale_freq_tick +#define arch_set_freq_scale topology_set_freq_scale +#define arch_scale_freq_capacity topology_get_freq_scale +#define arch_scale_freq_invariant topology_scale_freq_invariant +#define arch_scale_freq_ref topology_get_freq_ref + +/* Replace task scheduler's default cpu-invariant accounting */ +#define arch_scale_cpu_capacity topology_get_cpu_scale + +/* Enable topology flag updates */ +#define arch_update_cpu_topology topology_update_cpu_topology + +/* Replace task scheduler's default HW pressure API */ +#define arch_scale_hw_pressure topology_get_hw_pressure +#define arch_update_hw_pressure topology_update_hw_pressure + +#undef arch_cpu_is_threaded +#define arch_cpu_is_threaded() (read_cpuid_mpidr() & MPIDR_MT_BITMASK) + #include <asm-generic/topology.h> #endif /* _ASM_ARM_TOPOLOGY_H */ |