Merge "driver: soc: qcom: update pmu cache status for hotplug" (95c290bb) · Commits · e / devices / android_kernel_fairphone_FP5

drivers/soc/qcom/rimps_memlat.c

+13 −3

Original line number	Diff line number	Diff line
		@@ -87,6 +87,13 @@ enum mon_type {
		MAX_MEMLAT_DEVICE_TYPE
		};

		enum pmu_cache_status {
		PMU_CACHE_INVALID,
		PMU_CACHE_VALID,
		PMU_MAP_INVALID,
		PMU_CACHE_STATUS_MAX
		};

		struct core_dev_map {
		u32 core_mhz;
		u32 target_freq;
		@@ -702,6 +709,9 @@ static int memlat_hp_restart_events(unsigned int cpu, bool cpu_up)

		cpumask_set_cpu(cpu, &mask);

		if (cpu_up)
		set_pmu_cache_flag(PMU_MAP_INVALID, cpu);

		if (cpu_up) {
		ret = setup_common_pmu_events(cpu_grp, &mask);
		if (ret < 0) {
		@@ -751,7 +761,7 @@ static int memlat_hp_restart_events(unsigned int cpu, bool cpu_up)
		free_mon_evs(mon, &mask);
		}
		}
		set_pmu_cache_flag(!cpu_up, cpu);
		set_pmu_cache_flag(cpu_up ? PMU_CACHE_INVALID : PMU_CACHE_VALID, cpu);
		exit:
		kfree(attr);
		return ret;
		@@ -813,12 +823,12 @@ static int memlat_idle_notif(struct notifier_block *nb,
		mon = &cpu_grp->mons[i];
		save_mon_pmu_events(mon, cpu);
		}
		set_pmu_cache_flag(true, cpu);
		set_pmu_cache_flag(PMU_CACHE_VALID, cpu);
		}
		break;
		case CPU_PM_EXIT:
		__this_cpu_write(cpu_is_idle, false);
		set_pmu_cache_flag(false, cpu);
		set_pmu_cache_flag(PMU_CACHE_INVALID, cpu);
		break;
		}
		idle_exit: