| 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¶
| April 2023 | Kernel Hackers Manual 2.6. |