CONFIG_BMC150_MAGN (not configurable)

modulename: bmc150_magn.ko

configname: CONFIG_BMC150_MAGN

Linux Kernel Configuration
└─>Device Drivers
└─>Industrial I/O support
└─>Magnetometer sensors
└─>BMC150_MAGN
In linux kernel since version 4.1 (release Date: 2015-06-21)  
source code:
drivers/iio/magnetometer/bmc150_magn.c

depends
CONFIG_IIO