diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/cpufreq/Kconfig | 14 | ||||
| -rw-r--r-- | drivers/cpufreq/Kconfig.powerpc | 7 |
2 files changed, 14 insertions, 7 deletions
diff --git a/drivers/cpufreq/Kconfig b/drivers/cpufreq/Kconfig index 2561b215432a..92a83a9bb2e1 100644 --- a/drivers/cpufreq/Kconfig +++ b/drivers/cpufreq/Kconfig @@ -217,6 +217,20 @@ config CPUFREQ_DT If in doubt, say N. +config CPUFREQ_VIRT + tristate "Virtual cpufreq driver" + depends on GENERIC_ARCH_TOPOLOGY + help + This adds a virtualized cpufreq driver for guest kernels that + read/writes to a MMIO region for a virtualized cpufreq device to + communicate with the host. It sends performance requests to the host + which gets used as a hint to schedule vCPU threads and select CPU + frequency. If a VM does not support a virtualized FIE such as AMUs, + it updates the frequency scaling factor by polling host CPU frequency + to enable accurate Per-Entity Load Tracking for tasks running in the guest. + + If in doubt, say N. + config CPUFREQ_DT_PLATDEV tristate "Generic DT based cpufreq platdev driver" depends on OF diff --git a/drivers/cpufreq/Kconfig.powerpc b/drivers/cpufreq/Kconfig.powerpc index 58151ca56695..eb678fa5260a 100644 --- a/drivers/cpufreq/Kconfig.powerpc +++ b/drivers/cpufreq/Kconfig.powerpc @@ -17,13 +17,6 @@ config CPU_FREQ_CBE_PMI frequencies. Using PMI, the processor will not only be able to run at lower speed, but also at lower core voltage. -config CPU_FREQ_MAPLE - bool "Support for Maple 970FX Evaluation Board" - depends on PPC_MAPLE - help - This adds support for frequency switching on Maple 970FX - Evaluation Board and compatible boards (IBM JS2x blades). - config CPU_FREQ_PMAC bool "Support for Apple PowerBooks" depends on ADB_PMU && PPC32 |