summaryrefslogtreecommitdiffstats
path: root/drivers/scsi/bfa/include/bfa.h
blob: 1f5966cfbd166eccbbbd1a708021c277c6bb8b4e (plain)
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
/*
 * 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.
 */
#ifndef __BFA_H__
#define __BFA_H__

#include <bfa_os_inc.h>
#include <cs/bfa_debug.h>
#include <cs/bfa_q.h>
#include <cs/bfa_trc.h>
#include <cs/bfa_log.h>
#include <cs/bfa_plog.h>
#include <defs/bfa_defs_status.h>
#include <defs/bfa_defs_ioc.h>
#include <defs/bfa_defs_iocfc.h>
#include <aen/bfa_aen.h>
#include <bfi/bfi.h>

struct bfa_s;
#include <bfa_intr_priv.h>

struct bfa_pcidev_s;

/**
 * PCI devices supported by the current BFA
 */
struct bfa_pciid_s {
	u16        device_id;
	u16        vendor_id;
};

extern char     bfa_version[];

/**
 * BFA Power Mgmt Commands
 */
enum bfa_pm_cmd {
	BFA_PM_CTL_D0 = 0,
	BFA_PM_CTL_D1 = 1,
	BFA_PM_CTL_D2 = 2,
	BFA_PM_CTL_D3 = 3,
};

/**
 * BFA memory resources
 */
enum bfa_mem_type {
	BFA_MEM_TYPE_KVA = 1,	/*! Kernel Virtual Memory *(non-dma-able) */
	BFA_MEM_TYPE_DMA = 2,	/*! DMA-able memory */
	BFA_MEM_TYPE_MAX = BFA_MEM_TYPE_DMA,
};

struct bfa_mem_elem_s {
	enum bfa_mem_type mem_type;	/*  see enum bfa_mem_type 	*/
	u32        mem_len;	/*  Total Length in Bytes	*/
	u8       	*kva;		/*  kernel virtual address	*/
	u64        dma;		/*  dma address if DMA memory	*/
	u8       	*kva_curp;	/*  kva allocation cursor	*/
	u64        dma_curp;	/*  dma allocation cursor	*/
};

struct bfa_meminfo_s {
	struct bfa_mem_elem_s meminfo[BFA_MEM_TYPE_MAX];
};
#define bfa_meminfo_kva(_m)	\
	((_m)->meminfo[BFA_MEM_TYPE_KVA - 1].kva_curp)
#define bfa_meminfo_dma_virt(_m)	\
	((_m)->meminfo[BFA_MEM_TYPE_DMA - 1].kva_curp)
#define bfa_meminfo_dma_phys(_m)	\
	((_m)->meminfo[BFA_MEM_TYPE_DMA - 1].dma_curp)

/**
 * Generic Scatter Gather Element used by driver
 */
struct bfa_sge_s {
	u32        sg_len;
	void           *sg_addr;
};

#define bfa_sge_to_be(__sge) do {                                          \
	((u32 *)(__sge))[0] = bfa_os_htonl(((u32 *)(__sge))[0]);      \
	((u32 *)(__sge))[1] = bfa_os_htonl(((u32 *)(__sge))[1]);      \
	((u32 *)(__sge))[2] = bfa_os_htonl(((u32 *)(__sge))[2]);      \
} while (0)


/*
 * bfa stats interfaces
 */
#define bfa_stats(_mod, _stats)	((_mod)->stats._stats++)

#define bfa_ioc_get_stats(__bfa, __ioc_stats)	\
	bfa_ioc_fetch_stats(&(__bfa)->ioc, __ioc_stats)
#define bfa_ioc_clear_stats(__bfa)	\
	bfa_ioc_clr_stats(&(__bfa)->ioc)
#define bfa_get_nports(__bfa)   \
	bfa_ioc_get_nports(&(__bfa)->ioc)
#define bfa_get_adapter_manufacturer(__bfa, __manufacturer) \
	bfa_ioc_get_adapter_manufacturer(&(__bfa)->ioc, __manufacturer)
#define bfa_get_adapter_model(__bfa, __model)   \
	bfa_ioc_get_adapter_model(&(__bfa)->ioc, __model)
#define bfa_get_adapter_serial_num(__bfa, __serial_num) \
	bfa_ioc_get_adapter_serial_num(&(__bfa)->ioc, __serial_num)
#define bfa_get_adapter_fw_ver(__bfa, __fw_ver) \
	bfa_ioc_get_adapter_fw_ver(&(__bfa)->ioc, __fw_ver)
#define bfa_get_adapter_optrom_ver(__bfa, __optrom_ver) \
	bfa_ioc_get_adapter_optrom_ver(&(__bfa)->ioc, __optrom_ver)
#define bfa_get_pci_chip_rev(__bfa, __chip_rev) \
	bfa_ioc_get_pci_chip_rev(&(__bfa)->ioc, __chip_rev)
#define bfa_get_ioc_state(__bfa)    \
	bfa_ioc_get_state(&(__bfa)->ioc)
#define bfa_get_type(__bfa) \
	bfa_ioc_get_type(&(__bfa)->ioc)
#define bfa_get_mac(__bfa)  \
	bfa_ioc_get_mac(&(__bfa)->ioc)

/*
 * bfa API functions
 */
void bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids);
void bfa_cfg_get_default(struct bfa_iocfc_cfg_s *cfg);
void bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg);
void bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg,
			struct bfa_meminfo_s *meminfo);
void bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
			struct bfa_meminfo_s *meminfo,
			struct bfa_pcidev_s *pcidev);
void bfa_init_trc(struct bfa_s *bfa, struct bfa_trc_mod_s *trcmod);
void bfa_init_log(struct bfa_s *bfa, struct bfa_log_mod_s *logmod);
void bfa_init_aen(struct bfa_s *bfa, struct bfa_aen_s *aen);
void bfa_init_plog(struct bfa_s *bfa, struct bfa_plog_s *plog);
void bfa_detach(struct bfa_s *bfa);
void bfa_init(struct bfa_s *bfa);
void bfa_start(struct bfa_s *bfa);
void bfa_stop(struct bfa_s *bfa);
void bfa_attach_fcs(struct bfa_s *bfa);
void bfa_cb_init(void *bfad, bfa_status_t status);
void bfa_cb_stop(void *bfad, bfa_status_t status);
void bfa_cb_updateq(void *bfad, bfa_status_t status);

bfa_boolean_t bfa_intx(struct bfa_s *bfa);
void bfa_isr_enable(struct bfa_s *bfa);
void bfa_isr_disable(struct bfa_s *bfa);
void bfa_msix_getvecs(struct bfa_s *bfa, u32 *msix_vecs_bmap,
			u32 *num_vecs, u32 *max_vec_bit);
#define bfa_msix(__bfa, __vec) ((__bfa)->msix.handler[__vec](__bfa, __vec))

void bfa_comp_deq(struct bfa_s *bfa, struct list_head *comp_q);
void bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q);
void bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q);

typedef void (*bfa_cb_ioc_t) (void *cbarg, enum bfa_status status);
void bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr);
bfa_status_t bfa_iocfc_get_stats(struct bfa_s *bfa,
			struct bfa_iocfc_stats_s *stats,
			bfa_cb_ioc_t cbfn, void *cbarg);
bfa_status_t bfa_iocfc_clear_stats(struct bfa_s *bfa,
			bfa_cb_ioc_t cbfn, void *cbarg);
void bfa_get_attr(struct bfa_s *bfa, struct bfa_ioc_attr_s *ioc_attr);

void bfa_adapter_get_attr(struct bfa_s *bfa,
			struct bfa_adapter_attr_s *ad_attr);
u64 bfa_adapter_get_id(struct bfa_s *bfa);

bfa_status_t bfa_iocfc_israttr_set(struct bfa_s *bfa,
			struct bfa_iocfc_intr_attr_s *attr);

void bfa_iocfc_enable(struct bfa_s *bfa);
void bfa_iocfc_disable(struct bfa_s *bfa);
void bfa_ioc_auto_recover(bfa_boolean_t auto_recover);
void bfa_chip_reset(struct bfa_s *bfa);
void bfa_cb_ioc_disable(void *bfad);
void bfa_timer_tick(struct bfa_s *bfa);
#define bfa_timer_start(_bfa, _timer, _timercb, _arg, _timeout)	\
	bfa_timer_begin(&(_bfa)->timer_mod, _timer, _timercb, _arg, _timeout)

/*
 * BFA debug API functions
 */
bfa_status_t bfa_debug_fwtrc(struct bfa_s *bfa, void *trcdata, int *trclen);
bfa_status_t bfa_debug_fwsave(struct bfa_s *bfa, void *trcdata, int *trclen);
void bfa_debug_fwsave_clear(struct bfa_s *bfa);

#include "bfa_priv.h"

#endif /* __BFA_H__ */
OpenPOWER on IntegriCloud