| # SPDX-License-Identifier: GPL-2.0-only |
| # |
| # Performance Monitor Drivers |
| # |
| |
| menu "Performance monitor support" |
| depends on PERF_EVENTS |
| |
| config ARM_CCI_PMU |
| tristate "ARM CCI PMU driver" |
| depends on (ARM && CPU_V7) || ARM64 |
| select ARM_CCI |
| help |
| Support for PMU events monitoring on the ARM CCI (Cache Coherent |
| Interconnect) family of products. |
| |
| If compiled as a module, it will be called arm-cci. |
| |
| config ARM_CCI400_PMU |
| bool "support CCI-400" |
| default y |
| depends on ARM_CCI_PMU |
| select ARM_CCI400_COMMON |
| help |
| CCI-400 provides 4 independent event counters counting events related |
| to the connected slave/master interfaces, plus a cycle counter. |
| |
| config ARM_CCI5xx_PMU |
| bool "support CCI-500/CCI-550" |
| default y |
| depends on ARM_CCI_PMU |
| help |
| CCI-500/CCI-550 both provide 8 independent event counters, which can |
| count events pertaining to the slave/master interfaces as well as the |
| internal events to the CCI. |
| |
| config ARM_CCN |
| tristate "ARM CCN driver support" |
| depends on ARM || ARM64 || COMPILE_TEST |
| help |
| PMU (perf) driver supporting the ARM CCN (Cache Coherent Network) |
| interconnect. |
| |
| config ARM_CMN |
| tristate "Arm CMN-600 PMU support" |
| depends on ARM64 || COMPILE_TEST |
| help |
| Support for PMU events monitoring on the Arm CMN-600 Coherent Mesh |
| Network interconnect. |
| |
| 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 RISCV_PMU |
| depends on RISCV |
| bool "RISC-V PMU framework" |
| default y |
| help |
| Say y if you want to use CPU performance monitors on RISCV-based |
| systems. This provides the core PMU framework that abstracts common |
| PMU functionalities in a core library so that different PMU drivers |
| can reuse it. |
| |
| config RISCV_PMU_LEGACY |
| depends on RISCV_PMU |
| bool "RISC-V legacy PMU implementation" |
| default y |
| help |
| Say y if you want to use the legacy CPU performance monitor |
| implementation on RISC-V based systems. This only allows counting |
| of cycle/instruction counter and doesn't support counter overflow, |
| or programmable counters. It will be removed in future. |
| |
| config RISCV_PMU_SBI |
| depends on RISCV_PMU && RISCV_SBI |
| bool "RISC-V PMU based on SBI PMU extension" |
| default y |
| help |
| Say y if you want to use the CPU performance monitor |
| using SBI PMU extension on RISC-V based systems. This option provides |
| full perf feature support i.e. counter overflow, privilege mode |
| filtering, counter configuration. |
| |
| config ARM_PMU_ACPI |
| depends on ARM_PMU && ACPI |
| def_bool y |
| |
| config ARM_SMMU_V3_PMU |
| tristate "ARM SMMUv3 Performance Monitors Extension" |
| depends on ARM64 || (COMPILE_TEST && 64BIT) |
| depends on GENERIC_MSI_IRQ |
| help |
| Provides support for the ARM SMMUv3 Performance Monitor Counter |
| Groups (PMCG), which provide monitoring of transactions passing |
| through the SMMU and allow the resulting information to be filtered |
| based on the Stream ID of the corresponding master. |
| |
| config ARM_PMUV3 |
| depends on HW_PERF_EVENTS && ((ARM && CPU_V7) || ARM64) |
| bool "ARM PMUv3 support" if !ARM64 |
| default ARM64 |
| help |
| Say y if you want to use the ARM performance monitor unit (PMU) |
| version 3. The PMUv3 is the CPU performance monitors on ARMv8 |
| (aarch32 and aarch64) systems that implement the PMUv3 |
| architecture. |
| |
| config ARM_DSU_PMU |
| tristate "ARM DynamIQ Shared Unit (DSU) PMU" |
| depends on ARM64 |
| help |
| Provides support for performance monitor unit in ARM DynamIQ Shared |
| Unit (DSU). The DSU integrates one or more cores with an L3 memory |
| system, control logic. The PMU allows counting various events related |
| to DSU. |
| |
| config FSL_IMX8_DDR_PMU |
| tristate "Freescale i.MX8 DDR perf monitor" |
| depends on ARCH_MXC || COMPILE_TEST |
| help |
| Provides support for the DDR performance monitor in i.MX8, which |
| can give information about memory throughput and other related |
| events. |
| |
| config FSL_IMX9_DDR_PMU |
| tristate "Freescale i.MX9 DDR perf monitor" |
| depends on ARCH_MXC |
| help |
| Provides support for the DDR performance monitor in i.MX9, which |
| can give information about memory throughput and other related |
| events. |
| |
| config QCOM_L2_PMU |
| bool "Qualcomm Technologies L2-cache PMU" |
| depends on ARCH_QCOM && ARM64 && ACPI |
| select QCOM_KRYO_L2_ACCESSORS |
| 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 THUNDERX2_PMU |
| tristate "Cavium ThunderX2 SoC PMU UNCORE" |
| depends on ARCH_THUNDER2 || COMPILE_TEST |
| depends on NUMA && ACPI |
| default m |
| help |
| Provides support for ThunderX2 UNCORE events. |
| The SoC has PMU support in its L3 cache controller (L3C) and |
| in the DDR4 Memory Controller (DMC). |
| |
| config XGENE_PMU |
| depends on ARCH_XGENE || (COMPILE_TEST && 64BIT) |
| 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 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. |
| |
| config ARM_DMC620_PMU |
| tristate "Enable PMU support for the ARM DMC-620 memory controller" |
| depends on (ARM64 && ACPI) || COMPILE_TEST |
| help |
| Support for PMU events monitoring on the ARM DMC-620 memory |
| controller. |
| |
| config MARVELL_CN10K_TAD_PMU |
| tristate "Marvell CN10K LLC-TAD PMU" |
| depends on ARCH_THUNDER || (COMPILE_TEST && 64BIT) |
| help |
| Provides support for Last-Level cache Tag-and-data Units (LLC-TAD) |
| performance monitors on CN10K family silicons. |
| |
| config APPLE_M1_CPU_PMU |
| bool "Apple M1 CPU PMU support" |
| depends on ARM_PMU && ARCH_APPLE |
| help |
| Provides support for the non-architectural CPU PMUs present on |
| the Apple M1 SoCs and derivatives. |
| |
| config ALIBABA_UNCORE_DRW_PMU |
| tristate "Alibaba T-Head Yitian 710 DDR Sub-system Driveway PMU driver" |
| depends on (ARM64 && ACPI) || COMPILE_TEST |
| help |
| Support for Driveway PMU events monitoring on Yitian 710 DDR |
| Sub-system. |
| |
| source "drivers/perf/hisilicon/Kconfig" |
| |
| config MARVELL_CN10K_DDR_PMU |
| tristate "Enable MARVELL CN10K DRAM Subsystem(DSS) PMU Support" |
| depends on ARCH_THUNDER || (COMPILE_TEST && 64BIT) |
| help |
| Enable perf support for Marvell DDR Performance monitoring |
| event on CN10K platform. |
| |
| source "drivers/perf/arm_cspmu/Kconfig" |
| |
| source "drivers/perf/amlogic/Kconfig" |
| |
| config CXL_PMU |
| tristate "CXL Performance Monitoring Unit" |
| depends on CXL_BUS |
| help |
| Support performance monitoring as defined in CXL rev 3.0 |
| section 13.2: Performance Monitoring. CXL components may have |
| one or more CXL Performance Monitoring Units (CPMUs). |
| |
| Say 'y/m' to enable a driver that will attach to performance |
| monitoring units and provide standard perf based interfaces. |
| |
| If unsure say 'm'. |
| |
| endmenu |
