DDI_NO_INFO(9F) Kernel Functions for Drivers DDI_NO_INFO(9F)
NAME
ddi_no_info - stub for
getinfo(9E)SYNOPSIS
#include <sys/ddi.h>
#include <sys/sunddi.h>
int ddi_no_info(
dev_info_t *dip,
ddi_info_cmd_t infocmd,
void *arg,
void **resultINTERFACE LEVEL
illumos DDI specific (illumos DDI)
PARAMETERS
dev_info_t *dip Pointer to
dev_info structure.
ddi_info_cmd_t infocmd Command argument. Valid command values are:
DDI_INFO_DEVT2DEVINFO and
DDI_INFO_DEVT2INSTANCE.
void *arg Command-specific argument.
void **result Pointer to where the requested information
is stored.
DESCRIPTION
The
ddi_no_info() function always returns
DDI_FAILURE. It is provided
as a convenience routine for drivers not providing a
cb_ops(9S) or
for network drivers only providing DLPI-2 services. Such drivers can
use
ddi_no_info() in the
devo_getinfo entry point (see
getinfo(9E))
of the
dev_ops(9S) structure.
RETURN VALUES
The
ddi_no_info() function always returns
DDI_FAILURE.
SEE ALSO
getinfo(9E),
qassociate(9F),
cb_ops(9S),
dev_ops(9S) July 9, 2002 DDI_NO_INFO(9F)
