Enable IR raw decoder for the NEC protocol

modulename: ir-nec-decoder.ko

configname: CONFIG_IR_NEC_DECODER

Linux Kernel Configuration
└─>Device Drivers
└─>Multimedia support
└─>Enable IR raw decoder for the NEC protocol
In linux kernel since version 2.6.35 (release Date: 2010-08-01)  
Enable this option if you have IR with NEC protocol, and
if the IR is decoded in software

source code: