tools/perf/util/cputopo.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __PERF_CPUTOPO_H
   3 #define __PERF_CPUTOPO_H
   4
   5 #include <linux/types.h>
   6
   7 struct cpu_topology {
   8         u32       core_sib;
   9         u32       die_sib;
  10         u32       thread_sib;
  11         char    **core_siblings;
  12         char    **die_siblings;
  13         char    **thread_siblings;
  14 };
  15
  16 struct numa_topology_node {
  17         char            *cpus;
  18         u32              node;
  19         u64              mem_total;
  20         u64              mem_free;
  21 };
  22
  23 struct numa_topology {
  24         u32                             nr;
  25         struct numa_topology_node       nodes[];
  26 };
  27
  28 struct hybrid_topology_node {
  29         char            *pmu_name;
  30         char            *cpus;
  31 };
  32
  33 struct hybrid_topology {
  34         u32                             nr;
  35         struct hybrid_topology_node     nodes[];
  36 };
  37
  38 struct cpu_topology *cpu_topology__new(void);
  39 void cpu_topology__delete(struct cpu_topology *tp);
  40
  41 struct numa_topology *numa_topology__new(void);
  42 void numa_topology__delete(struct numa_topology *tp);
  43
  44 struct hybrid_topology *hybrid_topology__new(void);
  45 void hybrid_topology__delete(struct hybrid_topology *tp);
  46
  47 #endif /* __PERF_CPUTOPO_H */