DDI_GET_PARENT(9F) Kernel Functions for Drivers DDI_GET_PARENT(9F)

NAME

ddi_get_parent - find the parent of a device information structure

SYNOPSIS

#include <sys/ddi.h>
#include <sys/sunddi.h>


dev_info_t *ddi_get_parent(dev_info_t *dip);

INTERFACE LEVEL

illumos DDI specific (illumos DDI).

PARAMETERS

dip
Pointer to a device information structure.

DESCRIPTION

The ddi_get_parent() function returns a pointer to the device
information structure which is the parent of the one pointed to by
dip.

RETURN VALUES

The ddi_get_parent() function returns a pointer to a device
information structure.

CONTEXT

The ddi_get_parent() function can be called from user, interrupt, or
kernel context.

SEE ALSO

Writing Device Drivers

January 16, 2006 DDI_GET_PARENT(9F)