REQUEST_DMA(9)                         Hardware Interfaces                         REQUEST_DMA(9)



NAME
       request_dma - request and reserve a system DMA channel

SYNOPSIS
       int request_dma(unsigned int dmanr, const char * device_id);

ARGUMENTS
       dmanr
           DMA channel number

       device_id
           reserving device ID string, used in /proc/dma

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                            REQUEST_DMA(9)