Simple Ondemand

modulename: governor_simpleondemand.ko

configname: CONFIG_DEVFREQ_GOV_SIMPLE_ONDEMAND

Linux Kernel Configuration
└─>Device Drivers
└─>Generic Dynamic Voltage and Frequency Scaling (DVFS) support
└─>Simple Ondemand
In linux kernel since version 3.1 (release Date: 2011-10-24)  
Chooses frequency based on the recent load on the device. Works
similar as ONDEMAND governor of CPUFREQ does. A device with
Simple-Ondemand should be able to provide busy/total counter
values that imply the usage rate. A device may provide tuned
values to the governor with data field at devfreq_add_device().

source code: