ZTE ZX296702 DMA support

modulename: zx_dma.ko

and/or

zx296702_dma.ko

configname: CONFIG_ZX_DMA

Linux Kernel Configuration
└─>Device Drivers
└─>DMA Engine support
└─>ZTE ZX296702 DMA support
In linux kernel since version 4.1 (release Date: 2015-06-21)  
Support the DMA engine for ZTE ZX296702 platform devices.

source code: