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.