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
60 depends on ARM_PMU && (CPU_V6 || CPU_V6K)
64 depends on ARM_PMU && CPU_V7
68 depends on ARM_PMU && CPU_XSCALE
73 bool "RISC-V PMU framework"
76 Say y if you want to use CPU performance monitors on RISCV-based
77 systems. This provides the core PMU framework that abstracts common
78 PMU functionalities in a core library so that different PMU drivers
81 config RISCV_PMU_LEGACY
83 bool "RISC-V legacy PMU implementation"
86 Say y if you want to use the legacy CPU performance monitor
87 implementation on RISC-V based systems. This only allows counting
88 of cycle/instruction counter and doesn't support counter overflow,
89 or programmable counters. It will be removed in future.
92 depends on RISCV_PMU && RISCV_SBI
93 bool "RISC-V PMU based on SBI PMU extension"
96 Say y if you want to use the CPU performance monitor
97 using SBI PMU extension on RISC-V based systems. This option provides
98 full perf feature support i.e. counter overflow, privilege mode
99 filtering, counter configuration.
101 config STARFIVE_STARLINK_PMU
102 depends on ARCH_STARFIVE || COMPILE_TEST
104 bool "StarFive StarLink PMU"
106 Provide support for StarLink Performance Monitor Unit.
107 StarLink Performance Monitor Unit integrates one or more cores with
108 an L3 memory system. The L3 cache events are added into perf event
109 subsystem, allowing monitoring of various L3 cache perf events.
111 config ANDES_CUSTOM_PMU
112 bool "Andes custom PMU support"
113 depends on ARCH_RENESAS && RISCV_ALTERNATIVE && RISCV_PMU_SBI
116 The Andes cores implement the PMU overflow extension very
117 similar to the standard Sscofpmf and Smcntrpmf extension.
119 This will patch the overflow and pending CSRs and handle the
120 non-standard behaviour via the regular SBI PMU driver and
123 If you don't know what to do here, say "Y".
126 depends on ARM_PMU && ACPI
129 config ARM_SMMU_V3_PMU
130 tristate "ARM SMMUv3 Performance Monitors Extension"
131 depends on ARM64 || (COMPILE_TEST && 64BIT)
132 depends on GENERIC_MSI_IRQ
134 Provides support for the ARM SMMUv3 Performance Monitor Counter
135 Groups (PMCG), which provide monitoring of transactions passing
136 through the SMMU and allow the resulting information to be filtered
137 based on the Stream ID of the corresponding master.
140 depends on HW_PERF_EVENTS && ((ARM && CPU_V7) || ARM64)
141 bool "ARM PMUv3 support" if !ARM64
144 Say y if you want to use the ARM performance monitor unit (PMU)
145 version 3. The PMUv3 is the CPU performance monitors on ARMv8
146 (aarch32 and aarch64) systems that implement the PMUv3
150 tristate "ARM DynamIQ Shared Unit (DSU) PMU"
153 Provides support for performance monitor unit in ARM DynamIQ Shared
154 Unit (DSU). The DSU integrates one or more cores with an L3 memory
155 system, control logic. The PMU allows counting various events related
158 config FSL_IMX8_DDR_PMU
159 tristate "Freescale i.MX8 DDR perf monitor"
160 depends on ARCH_MXC || COMPILE_TEST
162 Provides support for the DDR performance monitor in i.MX8, which
163 can give information about memory throughput and other related
166 config FSL_IMX9_DDR_PMU
167 tristate "Freescale i.MX9 DDR perf monitor"
170 Provides support for the DDR performance monitor in i.MX9, which
171 can give information about memory throughput and other related
175 bool "Qualcomm Technologies L2-cache PMU"
176 depends on ARCH_QCOM && ARM64 && ACPI
177 select QCOM_KRYO_L2_ACCESSORS
179 Provides support for the L2 cache performance monitor unit (PMU)
180 in Qualcomm Technologies processors.
181 Adds the L2 cache PMU into the perf events subsystem for
182 monitoring L2 cache events.
185 bool "Qualcomm Technologies L3-cache PMU"
186 depends on ARCH_QCOM && ARM64 && ACPI
187 select QCOM_IRQ_COMBINER
189 Provides support for the L3 cache performance monitor unit (PMU)
190 in Qualcomm Technologies processors.
191 Adds the L3 cache PMU into the perf events subsystem for
192 monitoring L3 cache events.
195 tristate "Cavium ThunderX2 SoC PMU UNCORE"
196 depends on ARCH_THUNDER2 || COMPILE_TEST
197 depends on NUMA && ACPI
200 Provides support for ThunderX2 UNCORE events.
201 The SoC has PMU support in its L3 cache controller (L3C) and
202 in the DDR4 Memory Controller (DMC).
205 depends on ARCH_XGENE || (COMPILE_TEST && 64BIT)
206 bool "APM X-Gene SoC PMU"
209 Say y if you want to use APM X-Gene SoC performance monitors.
212 tristate "Enable support for the ARMv8.2 Statistical Profiling Extension"
215 Enable perf support for the ARMv8.2 Statistical Profiling
216 Extension, which provides periodic sampling of operations in
217 the CPU pipeline and reports this via the perf AUX interface.
219 config ARM_DMC620_PMU
220 tristate "Enable PMU support for the ARM DMC-620 memory controller"
221 depends on (ARM64 && ACPI) || COMPILE_TEST
223 Support for PMU events monitoring on the ARM DMC-620 memory
226 config MARVELL_CN10K_TAD_PMU
227 tristate "Marvell CN10K LLC-TAD PMU"
228 depends on ARCH_THUNDER || (COMPILE_TEST && 64BIT)
230 Provides support for Last-Level cache Tag-and-data Units (LLC-TAD)
231 performance monitors on CN10K family silicons.
233 config APPLE_M1_CPU_PMU
234 bool "Apple M1 CPU PMU support"
235 depends on ARM_PMU && ARCH_APPLE
237 Provides support for the non-architectural CPU PMUs present on
238 the Apple M1 SoCs and derivatives.
240 config ALIBABA_UNCORE_DRW_PMU
241 tristate "Alibaba T-Head Yitian 710 DDR Sub-system Driveway PMU driver"
242 depends on (ARM64 && ACPI) || COMPILE_TEST
244 Support for Driveway PMU events monitoring on Yitian 710 DDR
247 source "drivers/perf/hisilicon/Kconfig"
249 config MARVELL_CN10K_DDR_PMU
250 tristate "Enable MARVELL CN10K DRAM Subsystem(DSS) PMU Support"
251 depends on ARCH_THUNDER || (COMPILE_TEST && 64BIT)
253 Enable perf support for Marvell DDR Performance monitoring
254 event on CN10K platform.
257 tristate "Synopsys DesignWare PCIe PMU"
260 Enable perf support for Synopsys DesignWare PCIe PMU Performance
261 monitoring event on platform including the Alibaba Yitian 710.
263 source "drivers/perf/arm_cspmu/Kconfig"
265 source "drivers/perf/amlogic/Kconfig"
268 tristate "CXL Performance Monitoring Unit"
271 Support performance monitoring as defined in CXL rev 3.0
272 section 13.2: Performance Monitoring. CXL components may have
273 one or more CXL Performance Monitoring Units (CPMUs).
275 Say 'y/m' to enable a driver that will attach to performance
276 monitoring units and provide standard perf based interfaces.