1# 2# Performance Monitor Drivers 3# 4 5menu "Performance monitor support" 6 depends on PERF_EVENTS 7 8config ARM_CCN 9 tristate "ARM CCN driver support" 10 depends on ARM || ARM64 11 help 12 PMU (perf) driver supporting the ARM CCN (Cache Coherent Network) 13 interconnect. 14 15config ARM_PMU 16 depends on ARM || ARM64 17 bool "ARM PMU framework" 18 default y 19 help 20 Say y if you want to use CPU performance monitors on ARM-based 21 systems. 22 23config ARM_PMU_ACPI 24 depends on ARM_PMU && ACPI 25 def_bool y 26 27config ARM_DSU_PMU 28 tristate "ARM DynamIQ Shared Unit (DSU) PMU" 29 depends on ARM64 30 help 31 Provides support for performance monitor unit in ARM DynamIQ Shared 32 Unit (DSU). The DSU integrates one or more cores with an L3 memory 33 system, control logic. The PMU allows counting various events related 34 to DSU. 35 36config HISI_PMU 37 bool "HiSilicon SoC PMU" 38 depends on ARM64 && ACPI 39 help 40 Support for HiSilicon SoC uncore performance monitoring 41 unit (PMU), such as: L3C, HHA and DDRC. 42 43config QCOM_L2_PMU 44 bool "Qualcomm Technologies L2-cache PMU" 45 depends on ARCH_QCOM && ARM64 && ACPI 46 help 47 Provides support for the L2 cache performance monitor unit (PMU) 48 in Qualcomm Technologies processors. 49 Adds the L2 cache PMU into the perf events subsystem for 50 monitoring L2 cache events. 51 52config QCOM_L3_PMU 53 bool "Qualcomm Technologies L3-cache PMU" 54 depends on ARCH_QCOM && ARM64 && ACPI 55 select QCOM_IRQ_COMBINER 56 help 57 Provides support for the L3 cache performance monitor unit (PMU) 58 in Qualcomm Technologies processors. 59 Adds the L3 cache PMU into the perf events subsystem for 60 monitoring L3 cache events. 61 62config XGENE_PMU 63 depends on ARCH_XGENE 64 bool "APM X-Gene SoC PMU" 65 default n 66 help 67 Say y if you want to use APM X-Gene SoC performance monitors. 68 69config ARM_SPE_PMU 70 tristate "Enable support for the ARMv8.2 Statistical Profiling Extension" 71 depends on PERF_EVENTS && ARM64 72 help 73 Enable perf support for the ARMv8.2 Statistical Profiling 74 Extension, which provides periodic sampling of operations in 75 the CPU pipeline and reports this via the perf AUX interface. 76 77endmenu 78