1# 2# Performance Monitor Drivers 3# 4 5menu "Performance monitor support" 6 depends on PERF_EVENTS 7 8config ARM_PMU 9 depends on ARM || ARM64 10 bool "ARM PMU framework" 11 default y 12 help 13 Say y if you want to use CPU performance monitors on ARM-based 14 systems. 15 16config ARM_PMU_ACPI 17 depends on ARM_PMU && ACPI 18 def_bool y 19 20config ARM_DSU_PMU 21 tristate "ARM DynamIQ Shared Unit (DSU) PMU" 22 depends on ARM64 23 help 24 Provides support for performance monitor unit in ARM DynamIQ Shared 25 Unit (DSU). The DSU integrates one or more cores with an L3 memory 26 system, control logic. The PMU allows counting various events related 27 to DSU. 28 29config HISI_PMU 30 bool "HiSilicon SoC PMU" 31 depends on ARM64 && ACPI 32 help 33 Support for HiSilicon SoC uncore performance monitoring 34 unit (PMU), such as: L3C, HHA and DDRC. 35 36config QCOM_L2_PMU 37 bool "Qualcomm Technologies L2-cache PMU" 38 depends on ARCH_QCOM && ARM64 && ACPI 39 help 40 Provides support for the L2 cache performance monitor unit (PMU) 41 in Qualcomm Technologies processors. 42 Adds the L2 cache PMU into the perf events subsystem for 43 monitoring L2 cache events. 44 45config QCOM_L3_PMU 46 bool "Qualcomm Technologies L3-cache PMU" 47 depends on ARCH_QCOM && ARM64 && ACPI 48 select QCOM_IRQ_COMBINER 49 help 50 Provides support for the L3 cache performance monitor unit (PMU) 51 in Qualcomm Technologies processors. 52 Adds the L3 cache PMU into the perf events subsystem for 53 monitoring L3 cache events. 54 55config XGENE_PMU 56 depends on ARCH_XGENE 57 bool "APM X-Gene SoC PMU" 58 default n 59 help 60 Say y if you want to use APM X-Gene SoC performance monitors. 61 62config ARM_SPE_PMU 63 tristate "Enable support for the ARMv8.2 Statistical Profiling Extension" 64 depends on PERF_EVENTS && ARM64 65 help 66 Enable perf support for the ARMv8.2 Statistical Profiling 67 Extension, which provides periodic sampling of operations in 68 the CPU pipeline and reports this via the perf AUX interface. 69 70endmenu 71