1
2#ifndef _IEEE1394_TYPES_H
3#define _IEEE1394_TYPES_H
4
5#include <linux/kernel.h>
6#include <linux/types.h>
7#include <linux/version.h>
8#include <linux/list.h>
9#include <linux/init.h>
10#include <asm/byteorder.h>
11
12
13/* The great kdev_t changeover in 2.5.x */
14#include <linux/kdev_t.h>
15#ifndef minor
16#define minor(dev) MINOR(dev)
17#endif
18
19#ifndef __devexit_p
20#define __devexit_p(x) x
21#endif
22
23/* This showed up around this time */
24#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,12)
25
26# ifndef MODULE_LICENSE
27# define MODULE_LICENSE(x)
28# endif
29
30# ifndef min
31# define min(x,y) ({ \
32	const typeof(x) _x = (x);       \
33	const typeof(y) _y = (y);       \
34	(void) (&_x == &_y);            \
35	_x < _y ? _x : _y; })
36# endif
37
38#endif /* Linux version < 2.4.12 */
39
40#include <linux/spinlock.h>
41
42#ifndef list_for_each_safe
43#define list_for_each_safe(pos, n, head) \
44	for (pos = (head)->next, n = pos->next; pos != (head); \
45		pos = n, n = pos->next)
46
47#endif
48
49#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,5)
50#define pte_offset_kernel pte_offset
51#endif
52
53#ifndef MIN
54#define MIN(a,b) ((a) < (b) ? (a) : (b))
55#endif
56
57#ifndef MAX
58#define MAX(a,b) ((a) > (b) ? (a) : (b))
59#endif
60
61typedef u32 quadlet_t;
62typedef u64 octlet_t;
63typedef u16 nodeid_t;
64
65#define BUS_MASK  0xffc0
66#define NODE_MASK 0x003f
67#define LOCAL_BUS 0xffc0
68#define ALL_NODES 0x003f
69
70/* Can be used to consistently print a node/bus ID. */
71#define NODE_BUS_FMT    "%02d:%04d"
72#define NODE_BUS_ARGS(nodeid) \
73	(nodeid & NODE_MASK), ((nodeid & BUS_MASK) >> 6)
74
75#define HPSB_PRINT(level, fmt, args...) printk(level "ieee1394: " fmt "\n" , ## args)
76
77#define HPSB_DEBUG(fmt, args...) HPSB_PRINT(KERN_DEBUG, fmt , ## args)
78#define HPSB_INFO(fmt, args...) HPSB_PRINT(KERN_INFO, fmt , ## args)
79#define HPSB_NOTICE(fmt, args...) HPSB_PRINT(KERN_NOTICE, fmt , ## args)
80#define HPSB_WARN(fmt, args...) HPSB_PRINT(KERN_WARNING, fmt , ## args)
81#define HPSB_ERR(fmt, args...) HPSB_PRINT(KERN_ERR, fmt , ## args)
82
83#define HPSB_PANIC(fmt, args...) panic("ieee1394: " fmt "\n" , ## args)
84
85#define HPSB_TRACE() HPSB_PRINT(KERN_INFO, "TRACE - %s, %s(), line %d", __FILE__, __FUNCTION__, __LINE__)
86
87
88#ifdef __BIG_ENDIAN
89
90static __inline__ void *memcpy_le32(u32 *dest, const u32 *__src, size_t count)
91{
92        void *tmp = dest;
93	u32 *src = (u32 *)__src;
94
95        count /= 4;
96
97        while (count--) {
98                *dest++ = swab32p(src++);
99        }
100
101        return tmp;
102}
103
104#else
105
106static __inline__ void *memcpy_le32(u32 *dest, const u32 *src, size_t count)
107{
108        return memcpy(dest, src, count);
109}
110
111#endif /* __BIG_ENDIAN */
112
113#endif /* _IEEE1394_TYPES_H */
114