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34#ifndef VIOSRP_H
35#define VIOSRP_H
36#include <scsi/srp.h>
37
38#define SRP_VERSION "16.a"
39#define SRP_MAX_IU_LEN 256
40#define SRP_MAX_LOC_LEN 32
41
42union srp_iu {
43 struct srp_login_req login_req;
44 struct srp_login_rsp login_rsp;
45 struct srp_login_rej login_rej;
46 struct srp_i_logout i_logout;
47 struct srp_t_logout t_logout;
48 struct srp_tsk_mgmt tsk_mgmt;
49 struct srp_cmd cmd;
50 struct srp_rsp rsp;
51 u8 reserved[SRP_MAX_IU_LEN];
52};
53
54enum viosrp_crq_formats {
55 VIOSRP_SRP_FORMAT = 0x01,
56 VIOSRP_MAD_FORMAT = 0x02,
57 VIOSRP_OS400_FORMAT = 0x03,
58 VIOSRP_AIX_FORMAT = 0x04,
59 VIOSRP_LINUX_FORMAT = 0x06,
60 VIOSRP_INLINE_FORMAT = 0x07
61};
62
63enum viosrp_crq_status {
64 VIOSRP_OK = 0x0,
65 VIOSRP_NONRECOVERABLE_ERR = 0x1,
66 VIOSRP_VIOLATES_MAX_XFER = 0x2,
67 VIOSRP_PARTNER_PANIC = 0x3,
68 VIOSRP_DEVICE_BUSY = 0x8,
69 VIOSRP_ADAPTER_FAIL = 0x10,
70 VIOSRP_OK2 = 0x99,
71};
72
73struct viosrp_crq {
74 u8 valid;
75 u8 format;
76 u8 reserved;
77 u8 status;
78 __be16 timeout;
79 __be16 IU_length;
80 __be64 IU_data_ptr;
81};
82
83
84
85
86enum viosrp_mad_types {
87 VIOSRP_EMPTY_IU_TYPE = 0x01,
88 VIOSRP_ERROR_LOG_TYPE = 0x02,
89 VIOSRP_ADAPTER_INFO_TYPE = 0x03,
90 VIOSRP_HOST_CONFIG_TYPE = 0x04,
91 VIOSRP_CAPABILITIES_TYPE = 0x05,
92 VIOSRP_ENABLE_FAST_FAIL = 0x08,
93};
94
95enum viosrp_mad_status {
96 VIOSRP_MAD_SUCCESS = 0x00,
97 VIOSRP_MAD_NOT_SUPPORTED = 0xF1,
98 VIOSRP_MAD_FAILED = 0xF7,
99};
100
101enum viosrp_capability_type {
102 MIGRATION_CAPABILITIES = 0x01,
103 RESERVATION_CAPABILITIES = 0x02,
104};
105
106enum viosrp_capability_support {
107 SERVER_DOES_NOT_SUPPORTS_CAP = 0x0,
108 SERVER_SUPPORTS_CAP = 0x01,
109 SERVER_CAP_DATA = 0x02,
110};
111
112enum viosrp_reserve_type {
113 CLIENT_RESERVE_SCSI_2 = 0x01,
114};
115
116enum viosrp_capability_flag {
117 CLIENT_MIGRATED = 0x01,
118 CLIENT_RECONNECT = 0x02,
119 CAP_LIST_SUPPORTED = 0x04,
120 CAP_LIST_DATA = 0x08,
121};
122
123
124
125
126struct mad_common {
127 __be32 type;
128 __be16 status;
129 __be16 length;
130 __be64 tag;
131};
132
133
134
135
136
137
138
139
140struct viosrp_empty_iu {
141 struct mad_common common;
142 __be64 buffer;
143 __be32 port;
144};
145
146struct viosrp_error_log {
147 struct mad_common common;
148 __be64 buffer;
149};
150
151struct viosrp_adapter_info {
152 struct mad_common common;
153 __be64 buffer;
154};
155
156struct viosrp_host_config {
157 struct mad_common common;
158 __be64 buffer;
159};
160
161struct viosrp_fast_fail {
162 struct mad_common common;
163};
164
165struct viosrp_capabilities {
166 struct mad_common common;
167 __be64 buffer;
168};
169
170struct mad_capability_common {
171 __be32 cap_type;
172 __be16 length;
173 __be16 server_support;
174};
175
176struct mad_reserve_cap {
177 struct mad_capability_common common;
178 __be32 type;
179};
180
181struct mad_migration_cap {
182 struct mad_capability_common common;
183 __be32 ecl;
184};
185
186struct capabilities{
187 __be32 flags;
188 char name[SRP_MAX_LOC_LEN];
189 char loc[SRP_MAX_LOC_LEN];
190 struct mad_migration_cap migration;
191 struct mad_reserve_cap reserve;
192};
193
194union mad_iu {
195 struct viosrp_empty_iu empty_iu;
196 struct viosrp_error_log error_log;
197 struct viosrp_adapter_info adapter_info;
198 struct viosrp_host_config host_config;
199 struct viosrp_fast_fail fast_fail;
200 struct viosrp_capabilities capabilities;
201};
202
203union viosrp_iu {
204 union srp_iu srp;
205 union mad_iu mad;
206};
207
208struct mad_adapter_info_data {
209 char srp_version[8];
210 char partition_name[96];
211 __be32 partition_number;
212 __be32 mad_version;
213 __be32 os_type;
214 __be32 port_max_txu[8];
215};
216
217#endif
218