1REQUEST_DMA(9)                Hardware Interfaces               REQUEST_DMA(9)
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NAME

6       request_dma - request and reserve a system DMA channel
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SYNOPSIS

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

12       dmanr
13           DMA channel number
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15       device_id
16           reserving device ID string, used in /proc/dma
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19Kernel Hackers Manual 2.6.         June 2019                    REQUEST_DMA(9)
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