1219820Sjeff/*- 2219820Sjeff * Copyright (c) 2010 Isilon Systems, Inc. 3219820Sjeff * Copyright (c) 2010 iX Systems, Inc. 4219820Sjeff * Copyright (c) 2010 Panasas, Inc. 5271127Shselasky * 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#ifndef _LINUX_TIMER_H_ 30282513Shselasky#define _LINUX_TIMER_H_ 31219820Sjeff 32219820Sjeff#include <linux/types.h> 33219820Sjeff 34219820Sjeff#include <sys/param.h> 35219820Sjeff#include <sys/kernel.h> 36219820Sjeff#include <sys/callout.h> 37219820Sjeff 38219820Sjeffstruct timer_list { 39282513Shselasky struct callout timer_callout; 40282513Shselasky void (*function) (unsigned long); 41282513Shselasky unsigned long data; 42282513Shselasky unsigned long expires; 43219820Sjeff}; 44219820Sjeff 45282513Shselaskyextern unsigned long linux_timer_hz_mask; 46219820Sjeff 47219820Sjeff#define setup_timer(timer, func, dat) \ 48219820Sjeffdo { \ 49219820Sjeff (timer)->function = (func); \ 50219820Sjeff (timer)->data = (dat); \ 51314667Savg callout_init(&(timer)->timer_callout, 1); \ 52219820Sjeff} while (0) 53219820Sjeff 54219820Sjeff#define init_timer(timer) \ 55219820Sjeffdo { \ 56219820Sjeff (timer)->function = NULL; \ 57219820Sjeff (timer)->data = 0; \ 58314667Savg callout_init(&(timer)->timer_callout, 1); \ 59219820Sjeff} while (0) 60219820Sjeff 61282513Shselaskyextern void mod_timer(struct timer_list *, unsigned long); 62282513Shselaskyextern void add_timer(struct timer_list *); 63219820Sjeff 64219820Sjeff#define del_timer(timer) callout_stop(&(timer)->timer_callout) 65219820Sjeff#define del_timer_sync(timer) callout_drain(&(timer)->timer_callout) 66219820Sjeff#define timer_pending(timer) callout_pending(&(timer)->timer_callout) 67282513Shselasky#define round_jiffies(j) \ 68282513Shselasky ((unsigned long)(((j) + linux_timer_hz_mask) & ~linux_timer_hz_mask)) 69282513Shselasky#define round_jiffies_relative(j) \ 70282513Shselasky round_jiffies(j) 71219820Sjeff 72282513Shselasky#endif /* _LINUX_TIMER_H_ */ 73