CONFIG_HID_BATTERY_STRENGTH (not configurable)

configname: CONFIG_HID_BATTERY_STRENGTH

Linux Kernel Configuration
└─>Device Drivers
└─>HID Devices
└─>Power supply class support
└─>Power supply class support
└─>HID_BATTERY_STRENGTH
In linux kernel since version 3.1 (release Date: 2011-10-24)