CONFIG_QCOM_VADC_COMMON (not configurable)

modulename: qcom-vadc-common.ko

configname: CONFIG_QCOM_VADC_COMMON

Linux Kernel Configuration
└─>Device Drivers
└─>Industrial I/O support
└─>Analog to digital converters
└─>QCOM_VADC_COMMON
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
drivers/iio/adc/qcom-vadc-common.c
depends
CONFIG_IIO