nouveau_pci.h revision 1.2
1/* $NetBSD: nouveau_pci.h,v 1.2 2015/10/17 12:02:44 jmcneill Exp $ */ 2 3/*- 4 * Copyright (c) 2015 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Taylor R. Campbell. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#ifndef _NOUVEAU_NOUVEAU_PCI_H_ 33#define _NOUVEAU_NOUVEAU_PCI_H_ 34 35#include <sys/queue.h> 36#include <sys/workqueue.h> 37 38struct nouveau_pci_task { 39 union { 40 SIMPLEQ_ENTRY(nouveau_pci_task) queue; 41 struct work work; 42 } nt_u; 43 void (*nt_fn)(struct nouveau_pci_task *); 44}; 45 46static inline void 47nouveau_pci_task_init(struct nouveau_pci_task *task, void (*fn)(struct nouveau_pci_task *)) 48{ 49 50 task->nt_fn = fn; 51} 52 53int nouveau_pci_task_schedule(device_t, struct nouveau_pci_task *); 54 55#endif /* _NOUVEAU_NOUVEAU_PCI_H_ */ 56