completion.h revision 280764
1219820Sjeff/*- 2219820Sjeff * Copyright (c) 2010 Isilon Systems, Inc. 3219820Sjeff * Copyright (c) 2010 iX Systems, Inc. 4219820Sjeff * Copyright (c) 2010 Panasas, Inc. 5270710Shselasky * Copyright (c) 2013, 2014 Mellanox Technologies, Ltd. 6219820Sjeff * All rights reserved. 7219820Sjeff * 8219820Sjeff * Redistribution and use in source and binary forms, with or without 9219820Sjeff * modification, are permitted provided that the following conditions 10219820Sjeff * are met: 11219820Sjeff * 1. Redistributions of source code must retain the above copyright 12219820Sjeff * notice unmodified, this list of conditions, and the following 13219820Sjeff * disclaimer. 14219820Sjeff * 2. Redistributions in binary form must reproduce the above copyright 15219820Sjeff * notice, this list of conditions and the following disclaimer in the 16219820Sjeff * documentation and/or other materials provided with the distribution. 17219820Sjeff * 18219820Sjeff * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19219820Sjeff * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20219820Sjeff * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21219820Sjeff * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22219820Sjeff * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23219820Sjeff * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24219820Sjeff * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25219820Sjeff * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26219820Sjeff * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27219820Sjeff * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28219820Sjeff */ 29219820Sjeff 30273135Shselasky#ifndef _LINUX_COMPLETION_H_ 31273135Shselasky#define _LINUX_COMPLETION_H_ 32270710Shselasky 33219820Sjeff#include <linux/errno.h> 34219820Sjeff 35219820Sjeffstruct completion { 36219820Sjeff unsigned int done; 37219820Sjeff}; 38219820Sjeff 39280764Shselasky#define INIT_COMPLETION(c) \ 40280764Shselasky ((c).done = 0) 41280764Shselasky#define init_completion(c) \ 42280764Shselasky ((c)->done = 0) 43280764Shselasky#define complete(c) \ 44280764Shselasky linux_complete_common((c), 0) 45280764Shselasky#define complete_all(c) \ 46280764Shselasky linux_complete_common((c), 1) 47280764Shselasky#define wait_for_completion(c) \ 48280764Shselasky linux_wait_for_common((c), 0) 49280764Shselasky#define wait_for_completion_interuptible(c) \ 50280764Shselasky linux_wait_for_common((c), 1) 51280764Shselasky#define wait_for_completion_timeout(c, timeout) \ 52280764Shselasky linux_wait_for_timeout_common((c), (timeout), 0) 53280764Shselasky#define wait_for_completion_interruptible_timeout(c, timeout) \ 54280764Shselasky linux_wait_for_timeout_common((c), (timeout), 1) 55280764Shselasky#define try_wait_for_completion(c) \ 56280764Shselasky linux_try_wait_for_completion(c) 57280764Shselasky#define completion_done(c) \ 58280764Shselasky linux_completion_done(c) 59219820Sjeff 60280764Shselaskyextern void linux_complete_common(struct completion *, int); 61280764Shselaskyextern long linux_wait_for_common(struct completion *, int); 62280764Shselaskyextern long linux_wait_for_timeout_common(struct completion *, long, int); 63280764Shselaskyextern int linux_try_wait_for_completion(struct completion *); 64280764Shselaskyextern int linux_completion_done(struct completion *); 65219820Sjeff 66280764Shselasky#endif /* _LINUX_COMPLETION_H_ */ 67