summaryrefslogtreecommitdiffstats
path: root/drivers/scsi/bfa/include/bfi/bfi_iocfc.h
blob: ccdfcc5d7e0bf7360ebfff88cb12a52beaa5ee29 (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
/*
 * 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 __BFI_IOCFC_H__
#define __BFI_IOCFC_H__

#include "bfi.h"
#include <bfi/bfi_pbc.h>
#include <defs/bfa_defs_ioc.h>
#include <defs/bfa_defs_iocfc.h>
#include <defs/bfa_defs_boot.h>

#pragma pack(1)

enum bfi_iocfc_h2i_msgs {
	BFI_IOCFC_H2I_CFG_REQ 		= 1,
	BFI_IOCFC_H2I_GET_STATS_REQ 	= 2,
	BFI_IOCFC_H2I_CLEAR_STATS_REQ	= 3,
	BFI_IOCFC_H2I_SET_INTR_REQ 	= 4,
	BFI_IOCFC_H2I_UPDATEQ_REQ = 5,
};

enum bfi_iocfc_i2h_msgs {
	BFI_IOCFC_I2H_CFG_REPLY		= BFA_I2HM(1),
	BFI_IOCFC_I2H_GET_STATS_RSP 	= BFA_I2HM(2),
	BFI_IOCFC_I2H_CLEAR_STATS_RSP	= BFA_I2HM(3),
	BFI_IOCFC_I2H_UPDATEQ_RSP = BFA_I2HM(5),
};

struct bfi_iocfc_cfg_s {
	u8         num_cqs; 	/*  Number of CQs to be used     */
	u8         sense_buf_len;	/*  SCSI sense length            */
	u8         trunk_enabled;	/*  port trunking enabled        */
	u8         trunk_ports;	/*  trunk ports bit map          */
	u32        endian_sig;	/*  endian signature of host     */

	/**
	 * Request and response circular queue base addresses, size and
	 * shadow index pointers.
	 */
	union bfi_addr_u  req_cq_ba[BFI_IOC_MAX_CQS];
	union bfi_addr_u  req_shadow_ci[BFI_IOC_MAX_CQS];
	u16    req_cq_elems[BFI_IOC_MAX_CQS];
	union bfi_addr_u  rsp_cq_ba[BFI_IOC_MAX_CQS];
	union bfi_addr_u  rsp_shadow_pi[BFI_IOC_MAX_CQS];
	u16    rsp_cq_elems[BFI_IOC_MAX_CQS];

	union bfi_addr_u  stats_addr;	/*  DMA-able address for stats	  */
	union bfi_addr_u  cfgrsp_addr;	/*  config response dma address  */
	union bfi_addr_u  ioim_snsbase;  /*  IO sense buffer base address */
	struct bfa_iocfc_intr_attr_s intr_attr; /*  IOC interrupt attributes */
};

/**
 * Boot target wwn information for this port. This contains either the stored
 * or discovered boot target port wwns for the port.
 */
struct bfi_iocfc_bootwwns {
	wwn_t		wwn[BFA_BOOT_BOOTLUN_MAX];
	u8		nwwns;
	u8		rsvd[7];
};

struct bfi_iocfc_cfgrsp_s {
	struct bfa_iocfc_fwcfg_s	fwcfg;
	struct bfa_iocfc_intr_attr_s	intr_attr;
	struct bfi_iocfc_bootwwns	bootwwns;
	struct bfi_pbc_s                pbc_cfg;
};

/**
 * BFI_IOCFC_H2I_CFG_REQ message
 */
struct bfi_iocfc_cfg_req_s {
	struct bfi_mhdr_s      mh;
	union bfi_addr_u      ioc_cfg_dma_addr;
};

/**
 * BFI_IOCFC_I2H_CFG_REPLY message
 */
struct bfi_iocfc_cfg_reply_s {
	struct bfi_mhdr_s  mh;		/*  Common msg header          */
	u8         cfg_success;	/*  cfg reply status           */
	u8         lpu_bm;		/*  LPUs assigned for this IOC */
	u8         rsvd[2];
};

/**
 *  BFI_IOCFC_H2I_GET_STATS_REQ & BFI_IOCFC_H2I_CLEAR_STATS_REQ messages
 */
struct bfi_iocfc_stats_req_s {
	struct bfi_mhdr_s mh;		/*  msg header            */
	u32        msgtag;		/*  msgtag for reply      */
};

/**
 * BFI_IOCFC_I2H_GET_STATS_RSP & BFI_IOCFC_I2H_CLEAR_STATS_RSP messages
 */
struct bfi_iocfc_stats_rsp_s {
	struct bfi_mhdr_s mh;		/*  common msg header     */
	u8         status;		/*  reply status          */
	u8         rsvd[3];
	u32        msgtag;		/*  msgtag for reply      */
};

/**
 * BFI_IOCFC_H2I_SET_INTR_REQ message
 */
struct bfi_iocfc_set_intr_req_s {
	struct bfi_mhdr_s mh;		/*  common msg header     */
	u8		coalesce;	/*  enable intr coalescing*/
	u8         rsvd[3];
	u16	delay;		/*  delay timer 0..1125us  */
	u16	latency;	/*  latency timer 0..225us */
};

/**
 * BFI_IOCFC_H2I_UPDATEQ_REQ message
 */
struct bfi_iocfc_updateq_req_s {
	struct bfi_mhdr_s mh;		/*  common msg header     */
	u32 reqq_ba;			/*  reqq base addr        */
	u32 rspq_ba;			/*  rspq base addr        */
	u32 reqq_sci;			/*  reqq shadow ci        */
	u32 rspq_spi;			/*  rspq shadow pi        */
};

/**
 * BFI_IOCFC_I2H_UPDATEQ_RSP message
 */
struct bfi_iocfc_updateq_rsp_s {
	struct bfi_mhdr_s mh;		/*  common msg header     */
	u8         status;		/*  updateq  status       */
	u8         rsvd[3];
};

/**
 * H2I Messages
 */
union bfi_iocfc_h2i_msg_u {
	struct bfi_mhdr_s 		mh;
	struct bfi_iocfc_cfg_req_s 	cfg_req;
	struct bfi_iocfc_stats_req_s stats_get;
	struct bfi_iocfc_stats_req_s stats_clr;
	struct bfi_iocfc_updateq_req_s updateq_req;
	u32       			mboxmsg[BFI_IOC_MSGSZ];
};

/**
 * I2H Messages
 */
union bfi_iocfc_i2h_msg_u {
	struct bfi_mhdr_s      		mh;
	struct bfi_iocfc_cfg_reply_s 		cfg_reply;
	struct bfi_iocfc_stats_rsp_s stats_get_rsp;
	struct bfi_iocfc_stats_rsp_s stats_clr_rsp;
	struct bfi_iocfc_updateq_rsp_s updateq_rsp;
	u32       			mboxmsg[BFI_IOC_MSGSZ];
};

#pragma pack()

#endif /* __BFI_IOCFC_H__ */