1/*	$OpenBSD: msivar.h,v 1.2 2020/06/23 01:21:29 jmatthew Exp $	*/
2/*
3 * Copyright (c) 2011 Mark Kettenis <kettenis@openbsd.org>
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18struct msi_eq *msi_eq_alloc(bus_dma_tag_t, int, int);
19size_t msi_eq_offset(struct msi_eq *, int);
20void msi_eq_free(bus_dma_tag_t t, struct msi_eq *);
21
22struct msi_eq {
23	bus_dmamap_t	meq_map;
24	bus_dma_segment_t meq_seg;
25	caddr_t		meq_va;
26	size_t		meq_queuesize;
27	int		meq_nentries;
28	int		meq_nqueues;
29};
30