fe547ce1b4
Let's switch to OSI mode for QCOM platforms if setting the OSI mode is supported. We should do this only if the lpm-levels driver is used. Other VMs using the same kernel but defaulting to ARM cpuidle drivers, will default to platform coordinated. Change-Id: I69245bf33361970f37ea2006d669368e30e2ec9d Signed-off-by: Lina Iyer <ilina@codeaurora.org>
110 lines
3.6 KiB
Plaintext
110 lines
3.6 KiB
Plaintext
# SPDX-License-Identifier: GPL-2.0-only
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#
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# ARM CPU Idle drivers
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#
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config ARM_CPUIDLE
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bool "Generic ARM/ARM64 CPU idle Driver"
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select DT_IDLE_STATES
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select CPU_IDLE_MULTIPLE_DRIVERS
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help
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Select this to enable generic cpuidle driver for ARM.
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It provides a generic idle driver whose idle states are configured
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at run-time through DT nodes. The CPUidle suspend backend is
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initialized by calling the CPU operations init idle hook
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provided by architecture code.
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config ARM_PSCI_CPUIDLE
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bool "PSCI CPU idle Driver"
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depends on ARM_PSCI_FW
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select DT_IDLE_STATES
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select CPU_IDLE_MULTIPLE_DRIVERS
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help
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Select this to enable PSCI firmware based CPUidle driver for ARM.
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It provides an idle driver that is capable of detecting and
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managing idle states through the PSCI firmware interface.
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config ARM_BIG_LITTLE_CPUIDLE
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bool "Support for ARM big.LITTLE processors"
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depends on ARCH_VEXPRESS_TC2_PM || ARCH_EXYNOS
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depends on MCPM && !ARM64
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select ARM_CPU_SUSPEND
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select CPU_IDLE_MULTIPLE_DRIVERS
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select DT_IDLE_STATES
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help
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Select this option to enable CPU idle driver for big.LITTLE based
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ARM systems. Driver manages CPUs coordination through MCPM and
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define different C-states for little and big cores through the
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multiple CPU idle drivers infrastructure.
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config ARM_CLPS711X_CPUIDLE
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bool "CPU Idle Driver for CLPS711X processors"
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depends on ARCH_CLPS711X && !ARM64 || COMPILE_TEST
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help
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Select this to enable cpuidle on Cirrus Logic CLPS711X SOCs.
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config ARM_HIGHBANK_CPUIDLE
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bool "CPU Idle Driver for Calxeda processors"
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depends on ARM_PSCI && !ARM64
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select ARM_CPU_SUSPEND
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help
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Select this to enable cpuidle on Calxeda processors.
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config ARM_KIRKWOOD_CPUIDLE
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bool "CPU Idle Driver for Marvell Kirkwood SoCs"
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depends on MACH_KIRKWOOD && !ARM64
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help
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This adds the CPU Idle driver for Marvell Kirkwood SoCs.
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config ARM_ZYNQ_CPUIDLE
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bool "CPU Idle Driver for Xilinx Zynq processors"
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depends on ARCH_ZYNQ && !ARM64
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help
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Select this to enable cpuidle on Xilinx Zynq processors.
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config ARM_U8500_CPUIDLE
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bool "Cpu Idle Driver for the ST-E u8500 processors"
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depends on ARCH_U8500 && !ARM64
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help
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Select this to enable cpuidle for ST-E u8500 processors
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config ARM_AT91_CPUIDLE
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bool "Cpu Idle Driver for the AT91 processors"
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default y
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depends on ARCH_AT91 && !ARM64
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help
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Select this to enable cpuidle for AT91 processors
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config ARM_EXYNOS_CPUIDLE
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bool "Cpu Idle Driver for the Exynos processors"
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depends on ARCH_EXYNOS && !ARM64
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select ARCH_NEEDS_CPU_IDLE_COUPLED if SMP
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help
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Select this to enable cpuidle for Exynos processors
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config ARM_MVEBU_V7_CPUIDLE
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bool "CPU Idle Driver for mvebu v7 family processors"
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depends on ARCH_MVEBU && !ARM64
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help
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Select this to enable cpuidle on Armada 370, 38x and XP processors.
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config ARM_QCOM_LPM_CPUIDLE
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depends on ARCH_QCOM || COMPILE_TEST
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select CPU_IDLE_MULTIPLE_DRIVERS
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select MSM_PM
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select QGKI_LPM_IPI_CHECK if QGKI
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select QGKI_PSCI_OSI_SUPPORT if QGKI
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tristate "Qualcomm Technologies, Inc. (QTI) Power Management Drivers"
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help
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Platform specific power driver to manage cores and cluster low power
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modes. It interface with various system driver and put the cores
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into low power modes. It implements OS initiated scheme and
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determines last CPU to call into PSCI for cluster Low power
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modes.
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config QGKI_LPM_IPI_CHECK
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depends on ARM_QCOM_LPM_CPUIDLE
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bool "Qualcomm Technologies, Inc. (QTI) LPM IPI Check"
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help
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When this option is selected, last cpu doesn't select cluster low
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power mode if there is any pending IPI already on any online cpu.
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