ddi_dma_free_handle(9F)

NAME | SYNOPSIS | PARAMETERS | INTERFACE LEVEL | DESCRIPTION | CONTEXT | SEE ALSO

NAME

ddi_dma_free_handle– free DMA handle

SYNOPSIS

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

void ddi_dma_free_handle(ddi_dma_handle_t *handle);

PARAMETERS

handle

A pointer to the DMA handle previously allocated by a call to ddi_dma_alloc_handle(9F).

INTERFACE LEVEL

Solaris DDI specific (Solaris DDI).

DESCRIPTION

ddi_dma_free_handle() destroys the DMA handle pointed to by handle. Any further references to the DMA handle will have undefined results. Note that ddi_dma_unbind_handle(9F) must be called prior to ddi_dma_free_handle() to free any resources the system may be caching on the handle.

CONTEXT

ddi_dma_free_handle() can be called from user, kernel, or interrupt context.

SEE ALSO

ddi_dma_alloc_handle(9F), ddi_dma_unbind_handle(9F)

Writing Device Drivers

SunOS 5.8  Last Revised 26 Sep 1994

NAME | SYNOPSIS | PARAMETERS | INTERFACE LEVEL | DESCRIPTION | CONTEXT | SEE ALSO