Enable ring buffer support within IIO

configname: CONFIG_IIO_RING_BUFFER

Linux Kernel Configuration
└─>Device Drivers
└─>Staging drivers
└─>Industrial I/O support
└─>Enable ring buffer support within IIO
In linux kernel since version 2.6.32 (release Date: 2009-12-02)  
Provide core support for various ring buffer based data
acquisition methods.