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RIO_REQUEST_MPORT_DM(9) RapidIO driver interface RIO_REQUEST_MPORT_DM(9)

NAME

rio_request_mport_dma - request RapidIO capable DMA channel associated with specified local RapidIO mport device.

SYNOPSIS

struct dma_chan * rio_request_mport_dma(struct rio_mport * mport);

ARGUMENTS

struct rio_mport * mport

RIO mport to perform DMA data transfers

DESCRIPTION

Returns pointer to allocated DMA channel or NULL if failed.

AUTHOR

Matt Porter <mporter@kernel.crashing.org>, <mporter@mvista.com>

Author.

COPYRIGHT

June 2017 Kernel Hackers Manual 4.11