NAME | SYNOPSIS | INTERFACE LEVEL | PARAMETERS | DESCRIPTION | CONTEXT | EXAMPLES | SEE ALSO
#include <sys/sunddi.h>void prefixmapdev_free(ddi_mapdev_handle_t handle, void *devprivate);
Solaris DDI specific (Solaris DDI).
An opaque pointer to a device mapping.
Driver private mapping data from ddi_mapdev(9F).
Future releases of Solaris will provide this function for binary and source compatibility. However, for increased functionality, use devmap_unmap(9E) instead. See devmap_unmap(9E) for details.
mapdev_free() is called when a mapping created by ddi_mapdev(9F) is being destroyed. mapdev_free() receives the handle of the mapping being destroyed and a pointer to the driver private data for this mapping in devprivate.
The mapdev_free() routine is expected to free any resources that were allocated by the driver for this mapping.
This function is called from user context only.
static void xxmapdev_free(ddi_mapdev_handle_t hdl, void *pvtdata) { /* Destroy the driver private data - Device dependent */ ... kmem_free(pvtdata, sizeof (struct xxpvtdata)); }
exit(2), mmap(2), munmap(2), mapdev_access(9E), mapdev_dup(9E), segmap(9E), ddi_mapdev(9F), ddi_mapdev_intercept(9F), ddi_mapdev_nointercept(9F), ddi_mapdev_ctl(9S)
NAME | SYNOPSIS | INTERFACE LEVEL | PARAMETERS | DESCRIPTION | CONTEXT | EXAMPLES | SEE ALSO