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FSL_RIO_DOORBELL_INI(9) Internals FSL_RIO_DOORBELL_INI(9)

NAME

fsl_rio_doorbell_init - MPC85xx doorbell interface init

SYNOPSIS

int fsl_rio_doorbell_init(struct rio_mport * mport);

ARGUMENTS

mport
Master port implementing the inbound doorbell unit

DESCRIPTION

Initializes doorbell unit hardware and inbound DMA buffer ring. Called from fsl_rio_setup. Returns 0 on success or -ENOMEM on failure.

AUTHOR

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

COPYRIGHT

March 2016 Kernel Hackers Manual 3.2.