1 /*-
2 * Copyright (c) 2010 Isilon Systems, Inc.
3 * Copyright (c) 2010 iX Systems, Inc.
4 * Copyright (c) 2010 Panasas, Inc.
5 * Copyright (c) 2013-2015 Mellanox Technologies, Ltd.
6 * Copyright (c) 2014 François Tigeot
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice unmodified, this list of conditions, and the following
14 * disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 *
30 * $FreeBSD$
31 */
32 #ifndef _LINUXKPI_LINUX_DELAY_H_
33 #define _LINUXKPI_LINUX_DELAY_H_
34
35 #include "los_typedef.h"
36 #include "los_tick.h"
37 #include "los_base.h"
38
39 #ifdef __cplusplus
40 #if __cplusplus
41 extern "C" {
42 #endif /* __cplusplus */
43 #endif /* __cplusplus */
44
45 static inline void
linux_msleep(unsigned int msecs)46 linux_msleep(unsigned int msecs)
47 {
48 LOS_Msleep(msecs);
49 }
50
51 #define msleep(m) linux_msleep(m)
52
53 #ifndef udelay
54 #define udelay(n) LOS_Udelay(n)
55 #endif
56 #ifndef mdelay
57 #define mdelay(n) LOS_Mdelay(n)
58 #endif
59
60 static inline void
ndelay(unsigned long x)61 ndelay(unsigned long x)
62 {
63 unsigned long msecs = (x + 1000 - 1) / 1000; /* 1000ns = 1us */
64 LOS_Udelay(msecs);
65 }
66
67 static inline void
usleep_range(unsigned long min,unsigned long max)68 usleep_range(unsigned long min, unsigned long max)
69 {
70 (void)max;
71 LOS_Udelay(min);
72 }
73
74 #ifdef __cplusplus
75 #if __cplusplus
76 }
77 #endif /* __cplusplus */
78 #endif /* __cplusplus */
79
80 #endif /* _LINUXKPI_LINUX_DELAY_H_ */
81