CONFIG_ACPI_CPPC_CPUFREQ_FIE: Frequency Invariance support for CPPC cpufreq driver

General informations

The Linux kernel configuration item CONFIG_ACPI_CPPC_CPUFREQ_FIE has multiple definitions:

Frequency Invariance support for CPPC cpufreq driver found in drivers/cpufreq/Kconfig

The configuration item CONFIG_ACPI_CPPC_CPUFREQ_FIE:

• prompt: Frequency Invariance support for CPPC cpufreq driver
• type: bool
• depends on: ( CONFIG_ACPI_CPPC_CPUFREQ && CONFIG_GENERIC_ARCH_TOPOLOGY ) && ( CONFIG_ARM || CONFIG_ARM64 || CONFIG_RISCV )
• defined in drivers/cpufreq/Kconfig
• found in Linux kernels: 6.9-rc+HEAD

Help text

This extends frequency invariance support in the CPPC cpufreq driver, by using CPPC delivered and reference performance counters.

If in doubt, say N.

Frequency Invariance support for CPPC cpufreq driver found in drivers/cpufreq/Kconfig.arm

The configuration item CONFIG_ACPI_CPPC_CPUFREQ_FIE:

• prompt: Frequency Invariance support for CPPC cpufreq driver
• type: bool
• depends on: CONFIG_ACPI_CPPC_CPUFREQ && CONFIG_GENERIC_ARCH_TOPOLOGY
• defined in drivers/cpufreq/Kconfig.arm
• found in Linux kernels: 5.14–5.19, 6.0–6.8

Help text

This extends frequency invariance support in the CPPC cpufreq driver, by using CPPC delivered and reference performance counters.

If in doubt, say N.

Hardware

LKDDb

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Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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