mpc85xx_rio_doorbell_init9
Mpc85xx doorbell interface init
Usage
int mpc85xx_rio_doorbell_init(struct rio_mport * mport);
Arguments
mport
Master port implementing the inbound doorbell unit
Overview
Initializes doorbell unit hardware and inbound DMA buffer ring. Called from mpc85xx_rio_setup. Returns 0 on success or -ENOMEM on failure.