arch/arm/include/asm/topology.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _ASM_ARM_TOPOLOGY_H
   3 #define _ASM_ARM_TOPOLOGY_H
   4
   5 #ifdef CONFIG_ARM_CPU_TOPOLOGY
   6
   7 #include <linux/cpumask.h>
   8 #include <linux/arch_topology.h>
   9
  10 /* big.LITTLE switcher is incompatible with frequency invariance */
  11 #ifndef CONFIG_BL_SWITCHER
  12 /* Replace task scheduler's default frequency-invariant accounting */
  13 #define arch_set_freq_scale topology_set_freq_scale
  14 #define arch_scale_freq_capacity topology_get_freq_scale
  15 #define arch_scale_freq_invariant topology_scale_freq_invariant
  16 #endif
  17
  18 /* Replace task scheduler's default cpu-invariant accounting */
  19 #define arch_scale_cpu_capacity topology_get_cpu_scale
  20
  21 /* Enable topology flag updates */
  22 #define arch_update_cpu_topology topology_update_cpu_topology
  23
  24 /* Replace task scheduler's default thermal pressure API */
  25 #define arch_scale_thermal_pressure topology_get_thermal_pressure
  26 #define arch_set_thermal_pressure   topology_set_thermal_pressure
  27
  28 #else
  29
  30 static inline void init_cpu_topology(void) { }
  31 static inline void store_cpu_topology(unsigned int cpuid) { }
  32
  33 #endif
  34
  35 #include <asm-generic/topology.h>
  36
  37 #endif /* _ASM_ARM_TOPOLOGY_H */