ddi_dma_free_handle man page on SmartOS
[printable version]
DDI_DMA_FREE_HANDLE(9F) DDI_DMA_FREE_HANDLE(9F)
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
Sep 26, 1994 DDI_DMA_FREE_HANDLE(9F)
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