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 #ifndef _LINUXKPI_LINUX_DELAY_H_
31 #define _LINUXKPI_LINUX_DELAY_H_
32
33 #include "los_typedef.h"
34 #include "los_tick.h"
35 #include "los_base.h"
36
37 #ifdef __cplusplus
38 #if __cplusplus
39 extern "C" {
40 #endif /* __cplusplus */
41 #endif /* __cplusplus */
42
43 static inline void
linux_msleep(unsigned int msecs)44 linux_msleep(unsigned int msecs)
45 {
46 LOS_Msleep(msecs);
47 }
48
49 #define msleep(m) linux_msleep(m)
50
51 #ifndef udelay
52 #define udelay(n) LOS_Udelay(n)
53 #endif
54 #ifndef mdelay
55 #define mdelay(n) LOS_Mdelay(n)
56 #endif
57
58 static inline void
ndelay(unsigned long x)59 ndelay(unsigned long x)
60 {
61 unsigned long msecs = (x + 1000 - 1) / 1000; /* 1000ns = 1us */
62 LOS_Udelay(msecs);
63 }
64
65 static inline void
usleep_range(unsigned long min,unsigned long max)66 usleep_range(unsigned long min, unsigned long max)
67 {
68 (void)max;
69 LOS_Udelay(min);
70 }
71
72 #ifdef __cplusplus
73 #if __cplusplus
74 }
75 #endif /* __cplusplus */
76 #endif /* __cplusplus */
77
78 #endif /* _LINUXKPI_LINUX_DELAY_H_ */
79