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: stable/11/sys/compat/linuxkpi/common/include/linux/delay.h 330851 2018-03-13 16:17:36Z 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 39330851Shselaskylinux_msleep(unsigned int ms) 40219820Sjeff{ 41330851Shselasky /* guard against invalid values */ 42330851Shselasky if (ms == 0) 43330851Shselasky ms = 1; 44330851Shselasky pause_sbt("lnxsleep", mstosbt(ms), 0, C_HARDCLOCK); 45219820Sjeff} 46219820Sjeff 47219820Sjeff#undef msleep 48330851Shselasky#define msleep(ms) linux_msleep(ms) 49219820Sjeff 50330851Shselasky#undef msleep_interruptible 51330851Shselasky#define msleep_interruptible(ms) linux_msleep_interruptible(ms) 52330851Shselasky 53289580Shselasky#define udelay(t) DELAY(t) 54289580Shselasky 55289580Shselaskystatic inline void 56289580Shselaskymdelay(unsigned long msecs) 57289580Shselasky{ 58289580Shselasky while (msecs--) 59289580Shselasky DELAY(1000); 60289580Shselasky} 61289580Shselasky 62289580Shselaskystatic inline void 63289580Shselaskyndelay(unsigned long x) 64289580Shselasky{ 65289580Shselasky DELAY(howmany(x, 1000)); 66289580Shselasky} 67289580Shselasky 68289580Shselaskystatic inline void 69289580Shselaskyusleep_range(unsigned long min, unsigned long max) 70289580Shselasky{ 71289580Shselasky DELAY(min); 72289580Shselasky} 73289580Shselasky 74330851Shselaskyextern unsigned int linux_msleep_interruptible(unsigned int ms); 75330851Shselasky 76219820Sjeff#endif /* _LINUX_DELAY_H_ */ 77