xref: /titanic_41/usr/src/man/man9f/ddi_dma_mem_free.9f (revision 2c2d21e98a95cba5687ec6574c974a5c6c4a6adb)
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Copyright (c) 1994, Sun Microsystems, Inc.
The contents of this file are subject to the terms of the Common Development and Distribution License (the "License"). You may not use this file except in compliance with the License.
You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE or http://www.opensolaris.org/os/licensing. See the License for the specific language governing permissions and limitations under the License.
When distributing Covered Code, include this CDDL HEADER in each file and include the License file at usr/src/OPENSOLARIS.LICENSE. If applicable, add the following below this CDDL HEADER, with the fields enclosed by brackets "[]" replaced with your own identifying information: Portions Copyright [yyyy] [name of copyright owner]
DDI_DMA_MEM_FREE 9F "Sep 26, 1994"
NAME
ddi_dma_mem_free - free previously allocated memory
SYNOPSIS

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



void ddi_dma_mem_free(ddi_acc_handle_t *handlep);
PARAMETERS
handlep

Pointer to the data access handle previously allocated by a call to ddi_dma_mem_alloc(9F).

INTERFACE LEVEL

Solaris DDI specific (Solaris DDI).

DESCRIPTION

ddi_dma_mem_free() deallocates the memory acquired by ddi_dma_mem_alloc(9F). In addition, it destroys the data access handle handlep associated with the memory.

CONTEXT

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

SEE ALSO

ddi_dma_mem_alloc(9F)

Writing Device Drivers