summaryrefslogtreecommitdiff
path: root/drivers/scsi/bfa/bfa_os_inc.h
blob: bd1cd3ee3022ad2a9b5f0ccb32bf7b82b1530941 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
/*
 * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
 * All rights reserved
 * www.brocade.com
 *
 * Linux driver for Brocade Fibre Channel Host Bus Adapter.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License (GPL) Version 2 as
 * published by the Free Software Foundation
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 */

/**
 * Contains declarations all OS Specific files needed for BFA layer
 */

#ifndef __BFA_OS_INC_H__
#define __BFA_OS_INC_H__

#ifndef __KERNEL__
#include <stdint.h>
#else
#include <linux/types.h>

#include <linux/version.h>
#include <linux/pci.h>

#include <linux/dma-mapping.h>
#define SET_MODULE_VERSION(VER)

#include <linux/idr.h>

#include <linux/interrupt.h>
#include <linux/cdev.h>
#include <linux/fs.h>
#include <linux/delay.h>
#include <linux/vmalloc.h>

#include <linux/workqueue.h>

#include <scsi/scsi.h>
#include <scsi/scsi_host.h>

#include <scsi/scsi_tcq.h>
#include <scsi/scsi_transport_fc.h>
#include <scsi/scsi_transport.h>

#ifdef __BIG_ENDIAN
#define __BIGENDIAN
#endif

#define BFA_ERR			KERN_ERR
#define BFA_WARNING		KERN_WARNING
#define BFA_NOTICE		KERN_NOTICE
#define BFA_INFO		KERN_INFO
#define BFA_DEBUG		KERN_DEBUG

#define LOG_BFAD_INIT		0x00000001
#define LOG_FCP_IO		0x00000002

#ifdef DEBUG
#define BFA_LOG_TRACE(bfad, level, mask, fmt, arg...)			\
		BFA_LOG(bfad, level, mask, fmt, ## arg)
#define BFA_DEV_TRACE(bfad, level, fmt, arg...)				\
		BFA_DEV_PRINTF(bfad, level, fmt, ## arg)
#define BFA_TRACE(level, fmt, arg...)					\
		BFA_PRINTF(level, fmt, ## arg)
#else
#define BFA_LOG_TRACE(bfad, level, mask, fmt, arg...)
#define BFA_DEV_TRACE(bfad, level, fmt, arg...)
#define BFA_TRACE(level, fmt, arg...)
#endif

#define BFA_ASSERT(p) do {						\
	if (!(p)) {      \
		printk(KERN_ERR "assert(%s) failed at %s:%d\n",		\
		#p, __FILE__, __LINE__);      \
		BUG();      \
	}								\
} while (0)


#define BFA_LOG(bfad, level, mask, fmt, arg...)				\
do { 									\
	if (((mask) & (((struct bfad_s *)(bfad))->			\
		cfg_data[cfg_log_mask])) || (level[1] <= '3'))		\
		dev_printk(level, &(((struct bfad_s *)			\
			(bfad))->pcidev->dev), fmt, ##arg);      \
} while (0)

#ifndef BFA_DEV_PRINTF
#define BFA_DEV_PRINTF(bfad, level, fmt, arg...)			\
		dev_printk(level, &(((struct bfad_s *)			\
			(bfad))->pcidev->dev), fmt, ##arg);
#endif

#define BFA_PRINTF(level, fmt, arg...)					\
		printk(level fmt, ##arg);

int bfa_os_MWB(void *);

#define bfa_os_mmiowb()		mmiowb()

#define bfa_swap_3b(_x)				\
	((((_x) & 0xff) << 16) |		\
	((_x) & 0x00ff00) |			\
	(((_x) & 0xff0000) >> 16))

#define bfa_swap_8b(_x) 				\
     ((((_x) & 0xff00000000000000ull) >> 56)		\
      | (((_x) & 0x00ff000000000000ull) >> 40)		\
      | (((_x) & 0x0000ff0000000000ull) >> 24)		\
      | (((_x) & 0x000000ff00000000ull) >> 8)		\
      | (((_x) & 0x00000000ff000000ull) << 8)		\
      | (((_x) & 0x0000000000ff0000ull) << 24)		\
      | (((_x) & 0x000000000000ff00ull) << 40)		\
      | (((_x) & 0x00000000000000ffull) << 56))

#define bfa_os_swap32(_x) 			\
	((((_x) & 0xff) << 24) 		|	\
	(((_x) & 0x0000ff00) << 8)	|	\
	(((_x) & 0x00ff0000) >> 8)	|	\
	(((_x) & 0xff000000) >> 24))

#define bfa_os_swap_sgaddr(_x)	((u64)(					\
	(((u64)(_x) & (u64)0x00000000000000ffull) << 32)	|	\
	(((u64)(_x) & (u64)0x000000000000ff00ull) << 32)	|	\
	(((u64)(_x) & (u64)0x0000000000ff0000ull) << 32)	|	\
	(((u64)(_x) & (u64)0x00000000ff000000ull) << 32)	|	\
	(((u64)(_x) & (u64)0x000000ff00000000ull) >> 32)	|	\
	(((u64)(_x) & (u64)0x0000ff0000000000ull) >> 32)	|	\
	(((u64)(_x) & (u64)0x00ff000000000000ull) >> 32)	|	\
	(((u64)(_x) & (u64)0xff00000000000000ull) >> 32)))

#ifndef __BIGENDIAN
#define bfa_os_htons(_x) ((u16)((((_x) & 0xff00) >> 8) | \
				 (((_x) & 0x00ff) << 8)))

#define bfa_os_htonl(_x)	bfa_os_swap32(_x)
#define bfa_os_htonll(_x)	bfa_swap_8b(_x)
#define bfa_os_hton3b(_x)	bfa_swap_3b(_x)

#define bfa_os_wtole(_x)   (_x)
#define bfa_os_sgaddr(_x)  (_x)

#else

#define bfa_os_htons(_x)   (_x)
#define bfa_os_htonl(_x)   (_x)
#define bfa_os_hton3b(_x)  (_x)
#define bfa_os_htonll(_x)  (_x)
#define bfa_os_wtole(_x)   bfa_os_swap32(_x)
#define bfa_os_sgaddr(_x)  bfa_os_swap_sgaddr(_x)

#endif

#define bfa_os_ntohs(_x)   bfa_os_htons(_x)
#define bfa_os_ntohl(_x)   bfa_os_htonl(_x)
#define bfa_os_ntohll(_x)  bfa_os_htonll(_x)
#define bfa_os_ntoh3b(_x)  bfa_os_hton3b(_x)

#define bfa_os_u32(__pa64) ((__pa64) >> 32)

#define bfa_os_memset	memset
#define bfa_os_memcpy	memcpy
#define bfa_os_udelay	udelay
#define bfa_os_vsprintf vsprintf

#define bfa_os_assign(__t, __s) __t = __s

#define bfa_os_addr_t char __iomem *
#define bfa_os_panic()

#define bfa_os_reg_read(_raddr) readl(_raddr)
#define bfa_os_reg_write(_raddr, _val) writel((_val), (_raddr))
#define bfa_os_mem_read(_raddr, _off)                                   \
	bfa_os_swap32(readl(((_raddr) + (_off))))
#define bfa_os_mem_write(_raddr, _off, _val)                            \
	writel(bfa_os_swap32((_val)), ((_raddr) + (_off)))

#define BFA_TRC_TS(_trcm)						\
			({						\
				struct timeval tv;			\
									\
				do_gettimeofday(&tv);      \
				(tv.tv_sec*1000000+tv.tv_usec);      \
			 })

struct bfa_log_mod_s;
void bfa_os_printf(struct bfa_log_mod_s *log_mod, u32 msg_id,
			const char *fmt, ...);
#endif

#define boolean_t int

/**
 * For current time stamp, OS API will fill-in
 */
struct bfa_timeval_s {
	u32	tv_sec;		/*  seconds        */
	u32	tv_usec;	/*  microseconds   */
};

void bfa_os_gettimeofday(struct bfa_timeval_s *tv);

static inline void
wwn2str(char *wwn_str, u64 wwn)
{
	union {
		u64 wwn;
		u8 byte[8];
	} w;

	w.wwn = wwn;
	sprintf(wwn_str, "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", w.byte[0],
		w.byte[1], w.byte[2], w.byte[3], w.byte[4], w.byte[5],
		w.byte[6], w.byte[7]);
}

static inline void
fcid2str(char *fcid_str, u32 fcid)
{
	union {
		u32 fcid;
		u8 byte[4];
	} f;

	f.fcid = fcid;
	sprintf(fcid_str, "%02x:%02x:%02x", f.byte[1], f.byte[2], f.byte[3]);
}

#endif /* __BFA_OS_INC_H__ */