ddi_dev_nintrs(9F)

Name | Synopsis | Interface Level | Description | Return Values | Context | Attributes | See Also

Name

ddi_dev_nintrs– return the number of interrupt specifications a device has

Synopsis

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



int ddi_dev_nintrs(dev_info_t *dip, int *resultp);

Interface Level

Solaris DDI specific (Solaris DDI). This interface is obsolete. Use the new interrupt interfaces referenced in Intro(9F). Refer to Writing Device Drivers for more information.

Description

The ddi_dev_nintrs() function returns the number of interrupt specifications a device has in *resultp.

Return Values

The ddi_dev_nintrs() function returns:

DDI_SUCCESS

A successful return. The number of interrupt specifications that the device has is set in resultp.

DDI_FAILURE

The device has no interrupt specifications.

Context

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

Attributes

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPE	ATTRIBUTE VALUE
Interface Stability	Obsolete

See Also

isa(4), sbus(4), ddi_add_intr(9F), ddi_dev_nregs(9F), ddi_dev_regsize(9F), Intro(9F)

Writing Device Drivers

SunOS 5.11  Last Revised 16 Jan 2006

Name | Synopsis | Interface Level | Description | Return Values | Context | Attributes | See Also