1aa0a1e58SJeff Roberson /*- 2aa0a1e58SJeff Roberson * Copyright (c) 2010 Isilon Systems, Inc. 3aa0a1e58SJeff Roberson * Copyright (c) 2010 iX Systems, Inc. 4aa0a1e58SJeff Roberson * Copyright (c) 2010 Panasas, Inc. 5c7818b48SHans Petter Selasky * Copyright (c) 2013, 2014 Mellanox Technologies, Ltd. 6aa0a1e58SJeff Roberson * All rights reserved. 7aa0a1e58SJeff Roberson * 8aa0a1e58SJeff Roberson * Redistribution and use in source and binary forms, with or without 9aa0a1e58SJeff Roberson * modification, are permitted provided that the following conditions 10aa0a1e58SJeff Roberson * are met: 11aa0a1e58SJeff Roberson * 1. Redistributions of source code must retain the above copyright 12aa0a1e58SJeff Roberson * notice unmodified, this list of conditions, and the following 13aa0a1e58SJeff Roberson * disclaimer. 14aa0a1e58SJeff Roberson * 2. Redistributions in binary form must reproduce the above copyright 15aa0a1e58SJeff Roberson * notice, this list of conditions and the following disclaimer in the 16aa0a1e58SJeff Roberson * documentation and/or other materials provided with the distribution. 17aa0a1e58SJeff Roberson * 18aa0a1e58SJeff Roberson * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19aa0a1e58SJeff Roberson * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20aa0a1e58SJeff Roberson * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21aa0a1e58SJeff Roberson * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22aa0a1e58SJeff Roberson * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23aa0a1e58SJeff Roberson * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24aa0a1e58SJeff Roberson * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25aa0a1e58SJeff Roberson * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26aa0a1e58SJeff Roberson * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27aa0a1e58SJeff Roberson * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28aa0a1e58SJeff Roberson */ 29307f78f3SVladimir Kondratyev #ifndef _LINUXKPI_LINUX_COMPLETION_H_ 30307f78f3SVladimir Kondratyev #define _LINUXKPI_LINUX_COMPLETION_H_ 31aa0a1e58SJeff Roberson 32aa0a1e58SJeff Roberson #include <linux/errno.h> 33aa0a1e58SJeff Roberson 34aa0a1e58SJeff Roberson struct completion { 35aa0a1e58SJeff Roberson unsigned int done; 36aa0a1e58SJeff Roberson }; 37aa0a1e58SJeff Roberson 38932493ffSHans Petter Selasky #define INIT_COMPLETION(c) \ 39932493ffSHans Petter Selasky ((c).done = 0) 40932493ffSHans Petter Selasky #define init_completion(c) \ 41fe68f570SHans Petter Selasky do { (c)->done = 0; } while (0) 42fe68f570SHans Petter Selasky #define reinit_completion(c) \ 43fe68f570SHans Petter Selasky do { (c)->done = 0; } while (0) 44932493ffSHans Petter Selasky #define complete(c) \ 45932493ffSHans Petter Selasky linux_complete_common((c), 0) 46932493ffSHans Petter Selasky #define complete_all(c) \ 47932493ffSHans Petter Selasky linux_complete_common((c), 1) 48932493ffSHans Petter Selasky #define wait_for_completion(c) \ 49932493ffSHans Petter Selasky linux_wait_for_common((c), 0) 50f6d45524SHans Petter Selasky #define wait_for_completion_interruptible(c) \ 51932493ffSHans Petter Selasky linux_wait_for_common((c), 1) 52aa0a1e58SJeff Roberson #define wait_for_completion_timeout(c, timeout) \ 53932493ffSHans Petter Selasky linux_wait_for_timeout_common((c), (timeout), 0) 54aa0a1e58SJeff Roberson #define wait_for_completion_interruptible_timeout(c, timeout) \ 55932493ffSHans Petter Selasky linux_wait_for_timeout_common((c), (timeout), 1) 56932493ffSHans Petter Selasky #define try_wait_for_completion(c) \ 57932493ffSHans Petter Selasky linux_try_wait_for_completion(c) 58932493ffSHans Petter Selasky #define completion_done(c) \ 59932493ffSHans Petter Selasky linux_completion_done(c) 60aa0a1e58SJeff Roberson 61932493ffSHans Petter Selasky extern void linux_complete_common(struct completion *, int); 62f6800be3SHans Petter Selasky extern int linux_wait_for_common(struct completion *, int); 63325aa4dbSMark Johnston extern unsigned long linux_wait_for_timeout_common(struct completion *, 64325aa4dbSMark Johnston unsigned long, int); 65932493ffSHans Petter Selasky extern int linux_try_wait_for_completion(struct completion *); 66932493ffSHans Petter Selasky extern int linux_completion_done(struct completion *); 67aa0a1e58SJeff Roberson 68307f78f3SVladimir Kondratyev #endif /* _LINUXKPI_LINUX_COMPLETION_H_ */ 69