1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _GHD_DMA_H 27 #define _GHD_DMA_H 28 29 #ifdef __cplusplus 30 extern "C" { 31 #endif 32 33 34 #include <sys/ddi.h> 35 #include <sys/sunddi.h> 36 37 #include "ghd.h" 38 39 int ghd_dmaget_attr(ccc_t *cccp, gcmd_t *gcmdp, long count, int sg_size, 40 uint_t *xfer); 41 42 int ghd_dma_buf_bind_attr(ccc_t *ccp, gcmd_t *gcmdp, struct buf *bp, 43 int dma_flags, int (*callback)(), caddr_t arg, 44 ddi_dma_attr_t *sg_attrp); 45 46 void ghd_dmafree_attr(gcmd_t *gcmdp); 47 48 uint_t ghd_dmaget_next_attr(ccc_t *cccp, gcmd_t *gcmdp, long max_transfer_cnt, 49 int sg_size, ddi_dma_cookie_t cookie); 50 51 #ifdef __cplusplus 52 } 53 #endif 54 55 #endif /* _GHD_DMA_H */ 56