# # Performance Monitor Drivers # menu "Performance monitor support" depends on PERF_EVENTS config ARM_PMU depends on ARM || ARM64 bool "ARM PMU framework" default y help Say y if you want to use CPU performance monitors on ARM-based systems. config ARM_PMU_ACPI depends on ARM_PMU && ACPI def_bool y config HISI_PMU bool "HiSilicon SoC PMU" depends on ARM64 && ACPI help Support for HiSilicon SoC uncore performance monitoring unit (PMU), such as: L3C, HHA and DDRC. config QCOM_L2_PMU bool "Qualcomm Technologies L2-cache PMU" depends on ARCH_QCOM && ARM64 && ACPI help Provides support for the L2 cache performance monitor unit (PMU) in Qualcomm Technologies processors. Adds the L2 cache PMU into the perf events subsystem for monitoring L2 cache events. config QCOM_L3_PMU bool "Qualcomm Technologies L3-cache PMU" depends on ARCH_QCOM && ARM64 && ACPI select QCOM_IRQ_COMBINER help Provides support for the L3 cache performance monitor unit (PMU) in Qualcomm Technologies processors. Adds the L3 cache PMU into the perf events subsystem for monitoring L3 cache events. config XGENE_PMU depends on ARCH_XGENE bool "APM X-Gene SoC PMU" default n help Say y if you want to use APM X-Gene SoC performance monitors. config ARM_SPE_PMU tristate "Enable support for the ARMv8.2 Statistical Profiling Extension" depends on PERF_EVENTS && ARM64 help Enable perf support for the ARMv8.2 Statistical Profiling Extension, which provides periodic sampling of operations in the CPU pipeline and reports this via the perf AUX interface. endmenu