1 /*- 2 * Copyright (c) 2010 Isilon Systems, Inc. 3 * Copyright (c) 2010 iX Systems, Inc. 4 * Copyright (c) 2010 Panasas, Inc. 5 * Copyright (c) 2013, 2014 Mellanox Technologies, Ltd. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice unmodified, this list of conditions, and the following 13 * disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 * 29 * $FreeBSD$ 30 */ 31 #ifndef _LINUX_COMPLETION_H_ 32 #define _LINUX_COMPLETION_H_ 33 34 #include <linux/errno.h> 35 #include <linux/wait.h> 36 37 struct completion { 38 unsigned int done; 39 }; 40 41 #define INIT_COMPLETION(c) \ 42 ((c).done = 0) 43 #define init_completion(c) \ 44 do { (c)->done = 0; } while (0) 45 #define reinit_completion(c) \ 46 do { (c)->done = 0; } while (0) 47 #define complete(c) \ 48 linux_complete_common((c), 0) 49 #define complete_all(c) \ 50 linux_complete_common((c), 1) 51 #define wait_for_completion(c) \ 52 linux_wait_for_common((c), 0) 53 #define wait_for_completion_interuptible(c) \ 54 linux_wait_for_common((c), 1) 55 #define wait_for_completion_timeout(c, timeout) \ 56 linux_wait_for_timeout_common((c), (timeout), 0) 57 #define wait_for_completion_interruptible_timeout(c, timeout) \ 58 linux_wait_for_timeout_common((c), (timeout), 1) 59 #define try_wait_for_completion(c) \ 60 linux_try_wait_for_completion(c) 61 #define completion_done(c) \ 62 linux_completion_done(c) 63 64 extern void linux_complete_common(struct completion *, int); 65 extern long linux_wait_for_common(struct completion *, int); 66 extern long linux_wait_for_timeout_common(struct completion *, long, int); 67 extern int linux_try_wait_for_completion(struct completion *); 68 extern int linux_completion_done(struct completion *); 69 70 #endif /* _LINUX_COMPLETION_H_ */ 71