1 # SPDX-License-Identifier: GPL-2.0-only
3 # Performance Monitor Drivers
6 menu "Performance monitor support"
10 tristate "ARM CCI PMU driver"
11 depends on (ARM && CPU_V7) || ARM64
14 Support for PMU events monitoring on the ARM CCI (Cache Coherent
15 Interconnect) family of products.
17 If compiled as a module, it will be called arm-cci.
20 bool "support CCI-400"
22 depends on ARM_CCI_PMU
23 select ARM_CCI400_COMMON
25 CCI-400 provides 4 independent event counters counting events related
26 to the connected slave/master interfaces, plus a cycle counter.
29 bool "support CCI-500/CCI-550"
31 depends on ARM_CCI_PMU
33 CCI-500/CCI-550 both provide 8 independent event counters, which can
34 count events pertaining to the slave/master interfaces as well as the
35 internal events to the CCI.
38 tristate "ARM CCN driver support"
39 depends on ARM || ARM64 || COMPILE_TEST
41 PMU (perf) driver supporting the ARM CCN (Cache Coherent Network)
45 tristate "Arm CMN-600 PMU support"
46 depends on ARM64 || COMPILE_TEST
48 Support for PMU events monitoring on the Arm CMN-600 Coherent Mesh
52 depends on ARM || ARM64
53 bool "ARM PMU framework"
56 Say y if you want to use CPU performance monitors on ARM-based
61 bool "RISC-V PMU framework"
64 Say y if you want to use CPU performance monitors on RISCV-based
65 systems. This provides the core PMU framework that abstracts common
66 PMU functionalities in a core library so that different PMU drivers
69 config RISCV_PMU_LEGACY
71 bool "RISC-V legacy PMU implementation"
74 Say y if you want to use the legacy CPU performance monitor
75 implementation on RISC-V based systems. This only allows counting
76 of cycle/instruction counter and doesn't support counter overflow,
77 or programmable counters. It will be removed in future.
80 depends on RISCV_PMU && RISCV_SBI
81 bool "RISC-V PMU based on SBI PMU extension"
84 Say y if you want to use the CPU performance monitor
85 using SBI PMU extension on RISC-V based systems. This option provides
86 full perf feature support i.e. counter overflow, privilege mode
87 filtering, counter configuration.
90 depends on ARM_PMU && ACPI
93 config ARM_SMMU_V3_PMU
94 tristate "ARM SMMUv3 Performance Monitors Extension"
95 depends on ARM64 || (COMPILE_TEST && 64BIT)
96 depends on GENERIC_MSI_IRQ
98 Provides support for the ARM SMMUv3 Performance Monitor Counter
99 Groups (PMCG), which provide monitoring of transactions passing
100 through the SMMU and allow the resulting information to be filtered
101 based on the Stream ID of the corresponding master.
104 depends on HW_PERF_EVENTS && ((ARM && CPU_V7) || ARM64)
105 bool "ARM PMUv3 support" if !ARM64
108 Say y if you want to use the ARM performance monitor unit (PMU)
109 version 3. The PMUv3 is the CPU performance monitors on ARMv8
110 (aarch32 and aarch64) systems that implement the PMUv3
114 tristate "ARM DynamIQ Shared Unit (DSU) PMU"
117 Provides support for performance monitor unit in ARM DynamIQ Shared
118 Unit (DSU). The DSU integrates one or more cores with an L3 memory
119 system, control logic. The PMU allows counting various events related
122 config FSL_IMX8_DDR_PMU
123 tristate "Freescale i.MX8 DDR perf monitor"
124 depends on ARCH_MXC || COMPILE_TEST
126 Provides support for the DDR performance monitor in i.MX8, which
127 can give information about memory throughput and other related
130 config FSL_IMX9_DDR_PMU
131 tristate "Freescale i.MX9 DDR perf monitor"
134 Provides support for the DDR performance monitor in i.MX9, which
135 can give information about memory throughput and other related
139 bool "Qualcomm Technologies L2-cache PMU"
140 depends on ARCH_QCOM && ARM64 && ACPI
141 select QCOM_KRYO_L2_ACCESSORS
143 Provides support for the L2 cache performance monitor unit (PMU)
144 in Qualcomm Technologies processors.
145 Adds the L2 cache PMU into the perf events subsystem for
146 monitoring L2 cache events.
149 bool "Qualcomm Technologies L3-cache PMU"
150 depends on ARCH_QCOM && ARM64 && ACPI
151 select QCOM_IRQ_COMBINER
153 Provides support for the L3 cache performance monitor unit (PMU)
154 in Qualcomm Technologies processors.
155 Adds the L3 cache PMU into the perf events subsystem for
156 monitoring L3 cache events.
159 tristate "Cavium ThunderX2 SoC PMU UNCORE"
160 depends on ARCH_THUNDER2 || COMPILE_TEST
161 depends on NUMA && ACPI
164 Provides support for ThunderX2 UNCORE events.
165 The SoC has PMU support in its L3 cache controller (L3C) and
166 in the DDR4 Memory Controller (DMC).
169 depends on ARCH_XGENE || (COMPILE_TEST && 64BIT)
170 bool "APM X-Gene SoC PMU"
173 Say y if you want to use APM X-Gene SoC performance monitors.
176 tristate "Enable support for the ARMv8.2 Statistical Profiling Extension"
179 Enable perf support for the ARMv8.2 Statistical Profiling
180 Extension, which provides periodic sampling of operations in
181 the CPU pipeline and reports this via the perf AUX interface.
183 config ARM_DMC620_PMU
184 tristate "Enable PMU support for the ARM DMC-620 memory controller"
185 depends on (ARM64 && ACPI) || COMPILE_TEST
187 Support for PMU events monitoring on the ARM DMC-620 memory
190 config MARVELL_CN10K_TAD_PMU
191 tristate "Marvell CN10K LLC-TAD PMU"
192 depends on ARCH_THUNDER || (COMPILE_TEST && 64BIT)
194 Provides support for Last-Level cache Tag-and-data Units (LLC-TAD)
195 performance monitors on CN10K family silicons.
197 config APPLE_M1_CPU_PMU
198 bool "Apple M1 CPU PMU support"
199 depends on ARM_PMU && ARCH_APPLE
201 Provides support for the non-architectural CPU PMUs present on
202 the Apple M1 SoCs and derivatives.
204 config ALIBABA_UNCORE_DRW_PMU
205 tristate "Alibaba T-Head Yitian 710 DDR Sub-system Driveway PMU driver"
206 depends on (ARM64 && ACPI) || COMPILE_TEST
208 Support for Driveway PMU events monitoring on Yitian 710 DDR
212 depends on ARCH_BCM2835
213 tristate "RaspberryPi AXI Performance monitors"
216 Say y if you want to use Raspberry Pi AXI performance monitors, m if
217 you want to build it as a module.
219 source "drivers/perf/hisilicon/Kconfig"
221 config MARVELL_CN10K_DDR_PMU
222 tristate "Enable MARVELL CN10K DRAM Subsystem(DSS) PMU Support"
223 depends on ARCH_THUNDER || (COMPILE_TEST && 64BIT)
225 Enable perf support for Marvell DDR Performance monitoring
226 event on CN10K platform.
228 source "drivers/perf/arm_cspmu/Kconfig"
230 source "drivers/perf/amlogic/Kconfig"
233 tristate "CXL Performance Monitoring Unit"
236 Support performance monitoring as defined in CXL rev 3.0
237 section 13.2: Performance Monitoring. CXL components may have
238 one or more CXL Performance Monitoring Units (CPMUs).
240 Say 'y/m' to enable a driver that will attach to performance
241 monitoring units and provide standard perf based interfaces.