opensolaris man page for ddi_remove_event_handler

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

NAME
       ddi_remove_event_handler - remove an NDI event service callback handler

SYNOPSIS
       #include <sys/dditypes.h>
       #include <sys/sunddi.h>

       int ddi_remove_event_handler(ddi_registration_id_t id);

INTERFACE LEVEL
       Solaris DDI specific (Solaris DDI).

PARAMETERS
       ddi_registration_id_t id    Unique system wide registration ID return by ddi_add_event_handler(9F) upon successful registration.

DESCRIPTION
       The  ddi_remove_event_handler()	function  removes the callback handler specified by the registration id (ddi_registration_id_t). Upon suc-
       cessful removal, the callback handler is removed from the system and will not be invoked in the face of the event.

RETURN VALUES
       DDI_SUCCESS    Callback handler removed successfully.

       DDI_FAILURE    Failed to remove callback handler.

CONTEXT
       The ddi_remove_event_handler() function can be called from user and kernel contexts only.

ATTRIBUTES
       See attributes(5) for a description of the following attributes:

       +-----------------------------+-----------------------------+
       |      ATTRIBUTE TYPE	     |	    ATTRIBUTE VALUE	   |
       +-----------------------------+-----------------------------+
       |Stability Level 	     |Committed 		   |
       +-----------------------------+-----------------------------+

SEE ALSO
       attributes(5), ddi_add_event_handler(9F), ddi_get_eventcookie(9F)

       Writing Device Drivers

NOTES
       Device drivers must remove all registered callback handlers before detach(9E) processing for that device instance is complete.

SunOS 5.11							    2 May 2003					      ddi_remove_event_handler(9F)