Content-type: text/html Man page of ddi_dma_free_handle

ddi_dma_free_handle

Section: Kernel Functions for Drivers (9F)
Updated: 26 Sep 1994
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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


 

Index

NAME
SYNOPSIS
PARAMETERS
INTERFACE LEVEL
DESCRIPTION
CONTEXT
SEE ALSO

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Time: 02:39:43 GMT, October 02, 2010