delay.h revision 289644
1219820Sjeff/*- 2219820Sjeff * Copyright (c) 2010 Isilon Systems, Inc. 3219820Sjeff * Copyright (c) 2010 iX Systems, Inc. 4219820Sjeff * Copyright (c) 2010 Panasas, Inc. 5289580Shselasky * Copyright (c) 2013-2015 Mellanox Technologies, Ltd. 6289580Shselasky * Copyright (c) 2014 Fran��ois Tigeot 7219820Sjeff * All rights reserved. 8219820Sjeff * 9219820Sjeff * Redistribution and use in source and binary forms, with or without 10219820Sjeff * modification, are permitted provided that the following conditions 11219820Sjeff * are met: 12219820Sjeff * 1. Redistributions of source code must retain the above copyright 13219820Sjeff * notice unmodified, this list of conditions, and the following 14219820Sjeff * disclaimer. 15219820Sjeff * 2. Redistributions in binary form must reproduce the above copyright 16219820Sjeff * notice, this list of conditions and the following disclaimer in the 17219820Sjeff * documentation and/or other materials provided with the distribution. 18219820Sjeff * 19219820Sjeff * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 20219820Sjeff * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21219820Sjeff * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 22219820Sjeff * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 23219820Sjeff * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 24219820Sjeff * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25219820Sjeff * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26219820Sjeff * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27219820Sjeff * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 28219820Sjeff * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29289644Shselasky * 30289644Shselasky * $FreeBSD: head/sys/ofed/include/linux/delay.h 289644 2015-10-20 19:08:26Z hselasky $ 31219820Sjeff */ 32219820Sjeff#ifndef _LINUX_DELAY_H_ 33219820Sjeff#define _LINUX_DELAY_H_ 34219820Sjeff 35219820Sjeff#include <linux/jiffies.h> 36289580Shselasky#include <sys/systm.h> 37219820Sjeff 38219820Sjeffstatic inline void 39219820Sjefflinux_msleep(int ms) 40219820Sjeff{ 41219820Sjeff pause("lnxsleep", msecs_to_jiffies(ms)); 42219820Sjeff} 43219820Sjeff 44219820Sjeff#undef msleep 45219820Sjeff#define msleep linux_msleep 46219820Sjeff 47289580Shselasky#define udelay(t) DELAY(t) 48289580Shselasky 49289580Shselaskystatic inline void 50289580Shselaskymdelay(unsigned long msecs) 51289580Shselasky{ 52289580Shselasky while (msecs--) 53289580Shselasky DELAY(1000); 54289580Shselasky} 55289580Shselasky 56289580Shselaskystatic inline void 57289580Shselaskyndelay(unsigned long x) 58289580Shselasky{ 59289580Shselasky DELAY(howmany(x, 1000)); 60289580Shselasky} 61289580Shselasky 62289580Shselaskystatic inline void 63289580Shselaskyusleep_range(unsigned long min, unsigned long max) 64289580Shselasky{ 65289580Shselasky DELAY(min); 66289580Shselasky} 67289580Shselasky 68219820Sjeff#endif /* _LINUX_DELAY_H_ */ 69