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It is preferred to put drivers under drivers/ rather than under arch/. The PMU drivers also depend on arm_pmu.c, so it's better to place them all together. Acked-by: Mark Rutland <mark.rutland@arm.com> Signed-off-by: Rob Herring (Arm) <robh@kernel.org> Link: https://lore.kernel.org/r/20240626-arm-pmu-3-9-icntr-v2-3-c9784b4f4065@kernel.org Signed-off-by: Will Deacon <will@kernel.org>
281 lines
8.4 KiB
Plaintext
281 lines
8.4 KiB
Plaintext
# SPDX-License-Identifier: GPL-2.0-only
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#
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# Performance Monitor Drivers
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#
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menu "Performance monitor support"
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depends on PERF_EVENTS
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config ARM_CCI_PMU
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tristate "ARM CCI PMU driver"
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depends on (ARM && CPU_V7) || ARM64
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select ARM_CCI
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help
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Support for PMU events monitoring on the ARM CCI (Cache Coherent
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Interconnect) family of products.
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If compiled as a module, it will be called arm-cci.
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config ARM_CCI400_PMU
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bool "support CCI-400"
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default y
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depends on ARM_CCI_PMU
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select ARM_CCI400_COMMON
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help
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CCI-400 provides 4 independent event counters counting events related
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to the connected slave/master interfaces, plus a cycle counter.
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config ARM_CCI5xx_PMU
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bool "support CCI-500/CCI-550"
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default y
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depends on ARM_CCI_PMU
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help
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CCI-500/CCI-550 both provide 8 independent event counters, which can
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count events pertaining to the slave/master interfaces as well as the
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internal events to the CCI.
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config ARM_CCN
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tristate "ARM CCN driver support"
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depends on ARM || ARM64 || COMPILE_TEST
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help
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PMU (perf) driver supporting the ARM CCN (Cache Coherent Network)
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interconnect.
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config ARM_CMN
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tristate "Arm CMN-600 PMU support"
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depends on ARM64 || COMPILE_TEST
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help
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Support for PMU events monitoring on the Arm CMN-600 Coherent Mesh
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Network interconnect.
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config ARM_PMU
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depends on ARM || ARM64
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bool "ARM PMU framework"
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default y
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help
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Say y if you want to use CPU performance monitors on ARM-based
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systems.
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config ARM_V6_PMU
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depends on ARM_PMU && (CPU_V6 || CPU_V6K)
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def_bool y
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config ARM_V7_PMU
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depends on ARM_PMU && CPU_V7
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def_bool y
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config ARM_XSCALE_PMU
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depends on ARM_PMU && CPU_XSCALE
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def_bool y
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config RISCV_PMU
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depends on RISCV
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bool "RISC-V PMU framework"
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default y
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help
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Say y if you want to use CPU performance monitors on RISCV-based
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systems. This provides the core PMU framework that abstracts common
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PMU functionalities in a core library so that different PMU drivers
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can reuse it.
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config RISCV_PMU_LEGACY
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depends on RISCV_PMU
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bool "RISC-V legacy PMU implementation"
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default y
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help
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Say y if you want to use the legacy CPU performance monitor
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implementation on RISC-V based systems. This only allows counting
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of cycle/instruction counter and doesn't support counter overflow,
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or programmable counters. It will be removed in future.
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config RISCV_PMU_SBI
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depends on RISCV_PMU && RISCV_SBI
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bool "RISC-V PMU based on SBI PMU extension"
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default y
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help
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Say y if you want to use the CPU performance monitor
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using SBI PMU extension on RISC-V based systems. This option provides
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full perf feature support i.e. counter overflow, privilege mode
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filtering, counter configuration.
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config STARFIVE_STARLINK_PMU
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depends on ARCH_STARFIVE || COMPILE_TEST
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depends on 64BIT
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bool "StarFive StarLink PMU"
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help
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Provide support for StarLink Performance Monitor Unit.
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StarLink Performance Monitor Unit integrates one or more cores with
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an L3 memory system. The L3 cache events are added into perf event
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subsystem, allowing monitoring of various L3 cache perf events.
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config ANDES_CUSTOM_PMU
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bool "Andes custom PMU support"
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depends on ARCH_RENESAS && RISCV_ALTERNATIVE && RISCV_PMU_SBI
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default y
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help
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The Andes cores implement the PMU overflow extension very
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similar to the standard Sscofpmf and Smcntrpmf extension.
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This will patch the overflow and pending CSRs and handle the
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non-standard behaviour via the regular SBI PMU driver and
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interface.
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If you don't know what to do here, say "Y".
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config ARM_PMU_ACPI
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depends on ARM_PMU && ACPI
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def_bool y
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config ARM_SMMU_V3_PMU
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tristate "ARM SMMUv3 Performance Monitors Extension"
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depends on ARM64 || (COMPILE_TEST && 64BIT)
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depends on GENERIC_MSI_IRQ
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help
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Provides support for the ARM SMMUv3 Performance Monitor Counter
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Groups (PMCG), which provide monitoring of transactions passing
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through the SMMU and allow the resulting information to be filtered
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based on the Stream ID of the corresponding master.
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config ARM_PMUV3
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depends on HW_PERF_EVENTS && ((ARM && CPU_V7) || ARM64)
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bool "ARM PMUv3 support" if !ARM64
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default ARM64
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help
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Say y if you want to use the ARM performance monitor unit (PMU)
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version 3. The PMUv3 is the CPU performance monitors on ARMv8
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(aarch32 and aarch64) systems that implement the PMUv3
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architecture.
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config ARM_DSU_PMU
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tristate "ARM DynamIQ Shared Unit (DSU) PMU"
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depends on ARM64
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help
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Provides support for performance monitor unit in ARM DynamIQ Shared
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Unit (DSU). The DSU integrates one or more cores with an L3 memory
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system, control logic. The PMU allows counting various events related
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to DSU.
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config FSL_IMX8_DDR_PMU
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tristate "Freescale i.MX8 DDR perf monitor"
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depends on ARCH_MXC || COMPILE_TEST
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help
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Provides support for the DDR performance monitor in i.MX8, which
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can give information about memory throughput and other related
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events.
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config FSL_IMX9_DDR_PMU
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tristate "Freescale i.MX9 DDR perf monitor"
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depends on ARCH_MXC
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help
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Provides support for the DDR performance monitor in i.MX9, which
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can give information about memory throughput and other related
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events.
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config QCOM_L2_PMU
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bool "Qualcomm Technologies L2-cache PMU"
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depends on ARCH_QCOM && ARM64 && ACPI
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select QCOM_KRYO_L2_ACCESSORS
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help
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Provides support for the L2 cache performance monitor unit (PMU)
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in Qualcomm Technologies processors.
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Adds the L2 cache PMU into the perf events subsystem for
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monitoring L2 cache events.
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config QCOM_L3_PMU
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bool "Qualcomm Technologies L3-cache PMU"
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depends on ARCH_QCOM && ARM64 && ACPI
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select QCOM_IRQ_COMBINER
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help
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Provides support for the L3 cache performance monitor unit (PMU)
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in Qualcomm Technologies processors.
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Adds the L3 cache PMU into the perf events subsystem for
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monitoring L3 cache events.
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config THUNDERX2_PMU
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tristate "Cavium ThunderX2 SoC PMU UNCORE"
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depends on ARCH_THUNDER2 || COMPILE_TEST
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depends on NUMA && ACPI
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default m
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help
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Provides support for ThunderX2 UNCORE events.
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The SoC has PMU support in its L3 cache controller (L3C) and
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in the DDR4 Memory Controller (DMC).
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config XGENE_PMU
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depends on ARCH_XGENE || (COMPILE_TEST && 64BIT)
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bool "APM X-Gene SoC PMU"
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default n
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help
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Say y if you want to use APM X-Gene SoC performance monitors.
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config ARM_SPE_PMU
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tristate "Enable support for the ARMv8.2 Statistical Profiling Extension"
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depends on ARM64
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help
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Enable perf support for the ARMv8.2 Statistical Profiling
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Extension, which provides periodic sampling of operations in
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the CPU pipeline and reports this via the perf AUX interface.
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config ARM_DMC620_PMU
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tristate "Enable PMU support for the ARM DMC-620 memory controller"
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depends on (ARM64 && ACPI) || COMPILE_TEST
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help
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Support for PMU events monitoring on the ARM DMC-620 memory
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controller.
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config MARVELL_CN10K_TAD_PMU
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tristate "Marvell CN10K LLC-TAD PMU"
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depends on ARCH_THUNDER || (COMPILE_TEST && 64BIT)
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help
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Provides support for Last-Level cache Tag-and-data Units (LLC-TAD)
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performance monitors on CN10K family silicons.
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config APPLE_M1_CPU_PMU
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bool "Apple M1 CPU PMU support"
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depends on ARM_PMU && ARCH_APPLE
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help
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Provides support for the non-architectural CPU PMUs present on
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the Apple M1 SoCs and derivatives.
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config ALIBABA_UNCORE_DRW_PMU
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tristate "Alibaba T-Head Yitian 710 DDR Sub-system Driveway PMU driver"
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depends on (ARM64 && ACPI) || COMPILE_TEST
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help
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Support for Driveway PMU events monitoring on Yitian 710 DDR
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Sub-system.
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source "drivers/perf/hisilicon/Kconfig"
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config MARVELL_CN10K_DDR_PMU
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tristate "Enable MARVELL CN10K DRAM Subsystem(DSS) PMU Support"
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depends on ARCH_THUNDER || (COMPILE_TEST && 64BIT)
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help
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Enable perf support for Marvell DDR Performance monitoring
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event on CN10K platform.
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config DWC_PCIE_PMU
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tristate "Synopsys DesignWare PCIe PMU"
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depends on PCI
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help
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Enable perf support for Synopsys DesignWare PCIe PMU Performance
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monitoring event on platform including the Alibaba Yitian 710.
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source "drivers/perf/arm_cspmu/Kconfig"
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source "drivers/perf/amlogic/Kconfig"
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config CXL_PMU
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tristate "CXL Performance Monitoring Unit"
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depends on CXL_BUS
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help
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Support performance monitoring as defined in CXL rev 3.0
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section 13.2: Performance Monitoring. CXL components may have
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one or more CXL Performance Monitoring Units (CPMUs).
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Say 'y/m' to enable a driver that will attach to performance
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monitoring units and provide standard perf based interfaces.
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If unsure say 'm'.
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endmenu
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