tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
3 * All rights reserved
4 * www.brocade.com
5 *
6 * Linux driver for Brocade Fibre Channel Host Bus Adapter.
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License (GPL) Version 2 as
10 * published by the Free Software Foundation
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 */
17
18#ifndef __BFI_IOCFC_H__
19#define __BFI_IOCFC_H__
20
21#include "bfi.h"
22#include <defs/bfa_defs_ioc.h>
23#include <defs/bfa_defs_iocfc.h>
24#include <defs/bfa_defs_boot.h>
25
26#pragma pack(1)
27
28enum bfi_iocfc_h2i_msgs {
29 BFI_IOCFC_H2I_CFG_REQ = 1,
30 BFI_IOCFC_H2I_GET_STATS_REQ = 2,
31 BFI_IOCFC_H2I_CLEAR_STATS_REQ = 3,
32 BFI_IOCFC_H2I_SET_INTR_REQ = 4,
33 BFI_IOCFC_H2I_UPDATEQ_REQ = 5,
34};
35
36enum bfi_iocfc_i2h_msgs {
37 BFI_IOCFC_I2H_CFG_REPLY = BFA_I2HM(1),
38 BFI_IOCFC_I2H_GET_STATS_RSP = BFA_I2HM(2),
39 BFI_IOCFC_I2H_CLEAR_STATS_RSP = BFA_I2HM(3),
40 BFI_IOCFC_I2H_UPDATEQ_RSP = BFA_I2HM(5),
41};
42
43struct bfi_iocfc_cfg_s {
44 u8 num_cqs; /* Number of CQs to be used */
45 u8 sense_buf_len; /* SCSI sense length */
46 u8 trunk_enabled; /* port trunking enabled */
47 u8 trunk_ports; /* trunk ports bit map */
48 u32 endian_sig; /* endian signature of host */
49
50 /**
51 * Request and response circular queue base addresses, size and
52 * shadow index pointers.
53 */
54 union bfi_addr_u req_cq_ba[BFI_IOC_MAX_CQS];
55 union bfi_addr_u req_shadow_ci[BFI_IOC_MAX_CQS];
56 u16 req_cq_elems[BFI_IOC_MAX_CQS];
57 union bfi_addr_u rsp_cq_ba[BFI_IOC_MAX_CQS];
58 union bfi_addr_u rsp_shadow_pi[BFI_IOC_MAX_CQS];
59 u16 rsp_cq_elems[BFI_IOC_MAX_CQS];
60
61 union bfi_addr_u stats_addr; /* DMA-able address for stats */
62 union bfi_addr_u cfgrsp_addr; /* config response dma address */
63 union bfi_addr_u ioim_snsbase; /* IO sense buffer base address */
64 struct bfa_iocfc_intr_attr_s intr_attr; /* IOC interrupt attributes */
65};
66
67/**
68 * Boot target wwn information for this port. This contains either the stored
69 * or discovered boot target port wwns for the port.
70 */
71struct bfi_iocfc_bootwwns {
72 wwn_t wwn[BFA_BOOT_BOOTLUN_MAX];
73 u8 nwwns;
74 u8 rsvd[7];
75};
76
77struct bfi_iocfc_cfgrsp_s {
78 struct bfa_iocfc_fwcfg_s fwcfg;
79 struct bfa_iocfc_intr_attr_s intr_attr;
80 struct bfi_iocfc_bootwwns bootwwns;
81};
82
83/**
84 * BFI_IOCFC_H2I_CFG_REQ message
85 */
86struct bfi_iocfc_cfg_req_s {
87 struct bfi_mhdr_s mh;
88 union bfi_addr_u ioc_cfg_dma_addr;
89};
90
91/**
92 * BFI_IOCFC_I2H_CFG_REPLY message
93 */
94struct bfi_iocfc_cfg_reply_s {
95 struct bfi_mhdr_s mh; /* Common msg header */
96 u8 cfg_success; /* cfg reply status */
97 u8 lpu_bm; /* LPUs assigned for this IOC */
98 u8 rsvd[2];
99};
100
101/**
102 * BFI_IOCFC_H2I_GET_STATS_REQ & BFI_IOCFC_H2I_CLEAR_STATS_REQ messages
103 */
104struct bfi_iocfc_stats_req_s {
105 struct bfi_mhdr_s mh; /* msg header */
106 u32 msgtag; /* msgtag for reply */
107};
108
109/**
110 * BFI_IOCFC_I2H_GET_STATS_RSP & BFI_IOCFC_I2H_CLEAR_STATS_RSP messages
111 */
112struct bfi_iocfc_stats_rsp_s {
113 struct bfi_mhdr_s mh; /* common msg header */
114 u8 status; /* reply status */
115 u8 rsvd[3];
116 u32 msgtag; /* msgtag for reply */
117};
118
119/**
120 * BFI_IOCFC_H2I_SET_INTR_REQ message
121 */
122struct bfi_iocfc_set_intr_req_s {
123 struct bfi_mhdr_s mh; /* common msg header */
124 u8 coalesce; /* enable intr coalescing*/
125 u8 rsvd[3];
126 u16 delay; /* delay timer 0..1125us */
127 u16 latency; /* latency timer 0..225us */
128};
129
130/**
131 * BFI_IOCFC_H2I_UPDATEQ_REQ message
132 */
133struct bfi_iocfc_updateq_req_s {
134 struct bfi_mhdr_s mh; /* common msg header */
135 u32 reqq_ba; /* reqq base addr */
136 u32 rspq_ba; /* rspq base addr */
137 u32 reqq_sci; /* reqq shadow ci */
138 u32 rspq_spi; /* rspq shadow pi */
139};
140
141/**
142 * BFI_IOCFC_I2H_UPDATEQ_RSP message
143 */
144struct bfi_iocfc_updateq_rsp_s {
145 struct bfi_mhdr_s mh; /* common msg header */
146 u8 status; /* updateq status */
147 u8 rsvd[3];
148};
149
150/**
151 * H2I Messages
152 */
153union bfi_iocfc_h2i_msg_u {
154 struct bfi_mhdr_s mh;
155 struct bfi_iocfc_cfg_req_s cfg_req;
156 struct bfi_iocfc_stats_req_s stats_get;
157 struct bfi_iocfc_stats_req_s stats_clr;
158 struct bfi_iocfc_updateq_req_s updateq_req;
159 u32 mboxmsg[BFI_IOC_MSGSZ];
160};
161
162/**
163 * I2H Messages
164 */
165union bfi_iocfc_i2h_msg_u {
166 struct bfi_mhdr_s mh;
167 struct bfi_iocfc_cfg_reply_s cfg_reply;
168 struct bfi_iocfc_stats_rsp_s stats_get_rsp;
169 struct bfi_iocfc_stats_rsp_s stats_clr_rsp;
170 struct bfi_iocfc_updateq_rsp_s updateq_rsp;
171 u32 mboxmsg[BFI_IOC_MSGSZ];
172};
173
174#pragma pack()
175
176#endif /* __BFI_IOCFC_H__ */
177