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drivers: power: report battery voltage in AOSP compatible format
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / scsi / iscsi_if.h
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39e84790
AA		 1/*
2 * iSCSI User/Kernel Shares (Defines, Constants, Protocol definitions, etc)
3 *
4 * Copyright (C) 2005 Dmitry Yusupov
5 * Copyright (C) 2005 Alex Aizman
6 * maintained by open-iscsi@googlegroups.com
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published
10 * by the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
17 *
18 * See the file COPYING included with this distribution for more details.
19 */
20
21#ifndef ISCSI_IF_H
22#define ISCSI_IF_H
23
24#include <scsi/iscsi_proto.h>
43514774
MC		 25#include <linux/in.h>
26#include <linux/in6.h>
27
28#define ISCSI_NL_GRP_ISCSID 1
29#define ISCSI_NL_GRP_UIP 2
39e84790
AA		 30
31#define UEVENT_BASE 10
32#define KEVENT_BASE 100
33#define ISCSI_ERR_BASE 1000
34
35enum iscsi_uevent_e {
36 ISCSI_UEVENT_UNKNOWN = 0,
37
38 /* down events */
39 ISCSI_UEVENT_CREATE_SESSION = UEVENT_BASE + 1,
40 ISCSI_UEVENT_DESTROY_SESSION = UEVENT_BASE + 2,
41 ISCSI_UEVENT_CREATE_CONN = UEVENT_BASE + 3,
42 ISCSI_UEVENT_DESTROY_CONN = UEVENT_BASE + 4,
43 ISCSI_UEVENT_BIND_CONN = UEVENT_BASE + 5,
44 ISCSI_UEVENT_SET_PARAM = UEVENT_BASE + 6,
45 ISCSI_UEVENT_START_CONN = UEVENT_BASE + 7,
46 ISCSI_UEVENT_STOP_CONN = UEVENT_BASE + 8,
47 ISCSI_UEVENT_SEND_PDU = UEVENT_BASE + 9,
48 ISCSI_UEVENT_GET_STATS = UEVENT_BASE + 10,
49 ISCSI_UEVENT_GET_PARAM = UEVENT_BASE + 11,
50
264faaaa
OG		 51 ISCSI_UEVENT_TRANSPORT_EP_CONNECT = UEVENT_BASE + 12,
52 ISCSI_UEVENT_TRANSPORT_EP_POLL = UEVENT_BASE + 13,
53 ISCSI_UEVENT_TRANSPORT_EP_DISCONNECT = UEVENT_BASE + 14,
54
01cb225d 55 ISCSI_UEVENT_TGT_DSCVR = UEVENT_BASE + 15,
1d9bf13a 56 ISCSI_UEVENT_SET_HOST_PARAM = UEVENT_BASE + 16,
26974789 57 ISCSI_UEVENT_UNBIND_SESSION = UEVENT_BASE + 17,
10eb0f01
MC		 58 ISCSI_UEVENT_CREATE_BOUND_SESSION = UEVENT_BASE + 18,
59 ISCSI_UEVENT_TRANSPORT_EP_CONNECT_THROUGH_HOST = UEVENT_BASE + 19,
01cb225d 60
43514774 61 ISCSI_UEVENT_PATH_UPDATE = UEVENT_BASE + 20,
56c155b5 62 ISCSI_UEVENT_SET_IFACE_PARAMS = UEVENT_BASE + 21,
ac20c7bf 63 ISCSI_UEVENT_PING = UEVENT_BASE + 22,
6260a5d2
NJ		 64 ISCSI_UEVENT_GET_CHAP = UEVENT_BASE + 23,
65 ISCSI_UEVENT_DELETE_CHAP = UEVENT_BASE + 24,
c6a4bb2e
AC		 66 ISCSI_UEVENT_SET_FLASHNODE_PARAMS = UEVENT_BASE + 25,
67 ISCSI_UEVENT_NEW_FLASHNODE = UEVENT_BASE + 26,
68 ISCSI_UEVENT_DEL_FLASHNODE = UEVENT_BASE + 27,
69 ISCSI_UEVENT_LOGIN_FLASHNODE = UEVENT_BASE + 28,
70 ISCSI_UEVENT_LOGOUT_FLASHNODE = UEVENT_BASE + 29,
71 ISCSI_UEVENT_LOGOUT_FLASHNODE_SID = UEVENT_BASE + 30,
43514774 72
39e84790
AA		 73 /* up events */
74 ISCSI_KEVENT_RECV_PDU = KEVENT_BASE + 1,
75 ISCSI_KEVENT_CONN_ERROR = KEVENT_BASE + 2,
76 ISCSI_KEVENT_IF_ERROR = KEVENT_BASE + 3,
53cb8a1f 77 ISCSI_KEVENT_DESTROY_SESSION = KEVENT_BASE + 4,
26974789
MC		 78 ISCSI_KEVENT_UNBIND_SESSION = KEVENT_BASE + 5,
79 ISCSI_KEVENT_CREATE_SESSION = KEVENT_BASE + 6,
43514774
MC		 80
81 ISCSI_KEVENT_PATH_REQ = KEVENT_BASE + 7,
82 ISCSI_KEVENT_IF_DOWN = KEVENT_BASE + 8,
17fa575e 83 ISCSI_KEVENT_CONN_LOGIN_STATE = KEVENT_BASE + 9,
a11e2545 84 ISCSI_KEVENT_HOST_EVENT = KEVENT_BASE + 10,
ac20c7bf 85 ISCSI_KEVENT_PING_COMP = KEVENT_BASE + 11,
39e84790
AA		 86};
87
01cb225d
MC		 88enum iscsi_tgt_dscvr {
89 ISCSI_TGT_DSCVR_SEND_TARGETS = 1,
90 ISCSI_TGT_DSCVR_ISNS = 2,
91 ISCSI_TGT_DSCVR_SLP = 3,
92};
93
a11e2545
VC		 94enum iscsi_host_event_code {
95 ISCSI_EVENT_LINKUP = 1,
96 ISCSI_EVENT_LINKDOWN,
97 /* must always be last */
98 ISCSI_EVENT_MAX,
99};
100
39e84790
AA		 101struct iscsi_uevent {
102 uint32_t type; /* k/u events type */
103 uint32_t iferror; /* carries interface or resource errors */
104 uint64_t transport_handle;
105
106 union {
107 /* messages u -> k */
108 struct msg_create_session {
109 uint32_t initial_cmdsn;
1548271e
MC		 110 uint16_t cmds_max;
111 uint16_t queue_depth;
39e84790 112 } c_session;
40753caa 113 struct msg_create_bound_session {
d82ff9be 114 uint64_t ep_handle;
40753caa
MC		 115 uint32_t initial_cmdsn;
116 uint16_t cmds_max;
117 uint16_t queue_depth;
118 } c_bound_session;
39e84790 119 struct msg_destroy_session {
39e84790
AA		 120 uint32_t sid;
121 } d_session;
122 struct msg_create_conn {
39e84790 123 uint32_t sid;
b5c7a12d 124 uint32_t cid;
39e84790
AA		 125 } c_conn;
126 struct msg_bind_conn {
b5c7a12d
MC		 127 uint32_t sid;
128 uint32_t cid;
264faaaa 129 uint64_t transport_eph;
39e84790
AA		 130 uint32_t is_leading;
131 } b_conn;
132 struct msg_destroy_conn {
b5c7a12d 133 uint32_t sid;
39e84790
AA		 134 uint32_t cid;
135 } d_conn;
136 struct msg_send_pdu {
b5c7a12d
MC		 137 uint32_t sid;
138 uint32_t cid;
39e84790
AA		 139 uint32_t hdr_size;
140 uint32_t data_size;
39e84790
AA		 141 } send_pdu;
142 struct msg_set_param {
b5c7a12d
MC		 143 uint32_t sid;
144 uint32_t cid;
39e84790 145 uint32_t param; /* enum iscsi_param */
fd7255f5 146 uint32_t len;
39e84790
AA		 147 } set_param;
148 struct msg_start_conn {
b5c7a12d
MC		 149 uint32_t sid;
150 uint32_t cid;
39e84790
AA		 151 } start_conn;
152 struct msg_stop_conn {
b5c7a12d
MC		 153 uint32_t sid;
154 uint32_t cid;
39e84790
AA		 155 uint64_t conn_handle;
156 uint32_t flag;
157 } stop_conn;
158 struct msg_get_stats {
b5c7a12d
MC		 159 uint32_t sid;
160 uint32_t cid;
39e84790 161 } get_stats;
264faaaa
OG		 162 struct msg_transport_connect {
163 uint32_t non_blocking;
164 } ep_connect;
10eb0f01
MC		 165 struct msg_transport_connect_through_host {
166 uint32_t host_no;
167 uint32_t non_blocking;
168 } ep_connect_through_host;
264faaaa
OG		 169 struct msg_transport_poll {
170 uint64_t ep_handle;
171 uint32_t timeout_ms;
172 } ep_poll;
173 struct msg_transport_disconnect {
174 uint64_t ep_handle;
175 } ep_disconnect;
01cb225d
MC		 176 struct msg_tgt_dscvr {
177 enum iscsi_tgt_dscvr type;
178 uint32_t host_no;
179 /*
180 * enable = 1 to establish a new connection
181 * with the server. enable = 0 to disconnect
182 * from the server. Used primarily to switch
183 * from one iSNS server to another.
184 */
185 uint32_t enable;
186 } tgt_dscvr;
1d9bf13a
MC		 187 struct msg_set_host_param {
188 uint32_t host_no;
189 uint32_t param; /* enum iscsi_host_param */
190 uint32_t len;
191 } set_host_param;
43514774
MC		 192 struct msg_set_path {
193 uint32_t host_no;
194 } set_path;
56c155b5
MC		 195 struct msg_set_iface_params {
196 uint32_t host_no;
197 uint32_t count;
198 } set_iface_params;
ac20c7bf
VC		 199 struct msg_iscsi_ping {
200 uint32_t host_no;
201 uint32_t iface_num;
202 uint32_t iface_type;
203 uint32_t payload_size;
204 uint32_t pid; /* unique ping id associated
205 with each ping request */
206 } iscsi_ping;
6260a5d2
NJ		 207 struct msg_get_chap {
208 uint32_t host_no;
209 uint32_t num_entries; /* number of CHAP entries
210 * on request, number of
211 * valid CHAP entries on
212 * response */
213 uint16_t chap_tbl_idx;
214 } get_chap;
215 struct msg_delete_chap {
216 uint32_t host_no;
217 uint16_t chap_tbl_idx;
218 } delete_chap;
c6a4bb2e
AC		 219 struct msg_set_flashnode_param {
220 uint32_t host_no;
221 uint32_t flashnode_idx;
222 uint32_t count;
223 } set_flashnode;
224 struct msg_new_flashnode {
225 uint32_t host_no;
226 uint32_t len;
227 } new_flashnode;
228 struct msg_del_flashnode {
229 uint32_t host_no;
230 uint32_t flashnode_idx;
231 } del_flashnode;
232 struct msg_login_flashnode {
233 uint32_t host_no;
234 uint32_t flashnode_idx;
235 } login_flashnode;
236 struct msg_logout_flashnode {
237 uint32_t host_no;
238 uint32_t flashnode_idx;
239 } logout_flashnode;
240 struct msg_logout_flashnode_sid {
241 uint32_t host_no;
242 uint32_t sid;
243 } logout_flashnode_sid;
39e84790
AA		 244 } u;
245 union {
246 /* messages k -> u */
39e84790
AA		 247 int retcode;
248 struct msg_create_session_ret {
39e84790 249 uint32_t sid;
b5c7a12d 250 uint32_t host_no;
39e84790 251 } c_session_ret;
b5c7a12d
MC		 252 struct msg_create_conn_ret {
253 uint32_t sid;
254 uint32_t cid;
255 } c_conn_ret;
26974789
MC		 256 struct msg_unbind_session {
257 uint32_t sid;
258 uint32_t host_no;
259 } unbind_session;
39e84790 260 struct msg_recv_req {
b5c7a12d
MC		 261 uint32_t sid;
262 uint32_t cid;
39e84790 263 uint64_t recv_handle;
39e84790 264 } recv_req;
17fa575e
MR		 265 struct msg_conn_login {
266 uint32_t sid;
267 uint32_t cid;
268 uint32_t state; /* enum iscsi_conn_state */
269 } conn_login;
39e84790 270 struct msg_conn_error {
b5c7a12d
MC		 271 uint32_t sid;
272 uint32_t cid;
39e84790
AA		 273 uint32_t error; /* enum iscsi_err */
274 } connerror;
53cb8a1f
MC		 275 struct msg_session_destroyed {
276 uint32_t host_no;
277 uint32_t sid;
278 } d_session;
264faaaa
OG		 279 struct msg_transport_connect_ret {
280 uint64_t handle;
281 } ep_connect_ret;
43514774
MC		 282 struct msg_req_path {
283 uint32_t host_no;
284 } req_path;
285 struct msg_notify_if_down {
286 uint32_t host_no;
287 } notify_if_down;
a11e2545
VC		 288 struct msg_host_event {
289 uint32_t host_no;
290 uint32_t data_size;
291 enum iscsi_host_event_code code;
292 } host_event;
ac20c7bf
VC		 293 struct msg_ping_comp {
294 uint32_t host_no;
1a590cab
VC		 295 uint32_t status; /* enum
296 * iscsi_ping_status_code */
ac20c7bf
VC		 297 uint32_t pid; /* unique ping id associated
298 with each ping request */
299 uint32_t data_size;
300 } ping_comp;
c6a4bb2e
AC		 301 struct msg_new_flashnode_ret {
302 uint32_t flashnode_idx;
303 } new_flashnode_ret;
39e84790
AA		 304 } r;
305} __attribute__ ((aligned (sizeof(uint64_t))));
306
56c155b5
MC		 307enum iscsi_param_type {
308 ISCSI_PARAM, /* iscsi_param (session, conn, target, LU) */
309 ISCSI_HOST_PARAM, /* iscsi_host_param */
310 ISCSI_NET_PARAM, /* iscsi_net_param */
c6a4bb2e 311 ISCSI_FLASHNODE_PARAM, /* iscsi_flashnode_param */
56c155b5
MC		 312};
313
314struct iscsi_iface_param_info {
315 uint32_t iface_num; /* iface number, 0 - n */
316 uint32_t len; /* Actual length of the param */
317 uint16_t param; /* iscsi param value */
318 uint8_t iface_type; /* IPv4 or IPv6 */
319 uint8_t param_type; /* iscsi_param_type */
320 uint8_t value[0]; /* length sized value follows */
321} __packed;
322
43514774
MC		 323/*
324 * To keep the struct iscsi_uevent size the same for userspace code
325 * compatibility, the main structure for ISCSI_UEVENT_PATH_UPDATE and
326 * ISCSI_KEVENT_PATH_REQ is defined separately and comes after the
327 * struct iscsi_uevent in the NETLINK_ISCSI message.
328 */
329struct iscsi_path {
330 uint64_t handle;
331 uint8_t mac_addr[6];
332 uint8_t mac_addr_old[6];
333 uint32_t ip_addr_len; /* 4 or 16 */
334 union {
335 struct in_addr v4_addr;
336 struct in6_addr v6_addr;
337 } src;
338 union {
339 struct in_addr v4_addr;
340 struct in6_addr v6_addr;
341 } dst;
342 uint16_t vlan_id;
343 uint16_t pmtu;
344} __attribute__ ((aligned (sizeof(uint64_t))));
345
56c155b5
MC		 346/* iscsi iface enabled/disabled setting */
347#define ISCSI_IFACE_DISABLE 0x01
348#define ISCSI_IFACE_ENABLE 0x02
349
350/* ipv4 bootproto */
351#define ISCSI_BOOTPROTO_STATIC 0x01
352#define ISCSI_BOOTPROTO_DHCP 0x02
353
354/* ipv6 addr autoconfig type */
355#define ISCSI_IPV6_AUTOCFG_DISABLE 0x01
356#define ISCSI_IPV6_AUTOCFG_ND_ENABLE 0x02
357#define ISCSI_IPV6_AUTOCFG_DHCPV6_ENABLE 0x03
358
359/* ipv6 link local addr type */
360#define ISCSI_IPV6_LINKLOCAL_AUTOCFG_ENABLE 0x01
361#define ISCSI_IPV6_LINKLOCAL_AUTOCFG_DISABLE 0x02
362
363/* ipv6 router addr type */
364#define ISCSI_IPV6_ROUTER_AUTOCFG_ENABLE 0x01
365#define ISCSI_IPV6_ROUTER_AUTOCFG_DISABLE 0x02
366
367#define ISCSI_IFACE_TYPE_IPV4 0x01
368#define ISCSI_IFACE_TYPE_IPV6 0x02
369
4223b9e9
MC		 370#define ISCSI_MAX_VLAN_ID 4095
371#define ISCSI_MAX_VLAN_PRIORITY 7
372
373/* iscsi vlan enable/disabled setting */
374#define ISCSI_VLAN_DISABLE 0x01
375#define ISCSI_VLAN_ENABLE 0x02
376
56c155b5
MC		 377/* iSCSI network params */
378enum iscsi_net_param {
379 ISCSI_NET_PARAM_IPV4_ADDR = 1,
380 ISCSI_NET_PARAM_IPV4_SUBNET = 2,
381 ISCSI_NET_PARAM_IPV4_GW = 3,
382 ISCSI_NET_PARAM_IPV4_BOOTPROTO = 4,
383 ISCSI_NET_PARAM_MAC = 5,
384 ISCSI_NET_PARAM_IPV6_LINKLOCAL = 6,
385 ISCSI_NET_PARAM_IPV6_ADDR = 7,
386 ISCSI_NET_PARAM_IPV6_ROUTER = 8,
387 ISCSI_NET_PARAM_IPV6_ADDR_AUTOCFG = 9,
388 ISCSI_NET_PARAM_IPV6_LINKLOCAL_AUTOCFG = 10,
389 ISCSI_NET_PARAM_IPV6_ROUTER_AUTOCFG = 11,
390 ISCSI_NET_PARAM_IFACE_ENABLE = 12,
391 ISCSI_NET_PARAM_VLAN_ID = 13,
4223b9e9
MC		 392 ISCSI_NET_PARAM_VLAN_PRIORITY = 14,
393 ISCSI_NET_PARAM_VLAN_ENABLED = 15,
2d63673b
MC		 394 ISCSI_NET_PARAM_VLAN_TAG = 16,
395 ISCSI_NET_PARAM_IFACE_TYPE = 17,
396 ISCSI_NET_PARAM_IFACE_NAME = 18,
397 ISCSI_NET_PARAM_MTU = 19,
398 ISCSI_NET_PARAM_PORT = 20,
56c155b5
MC		 399};
400
17fa575e
MR		 401enum iscsi_conn_state {
402 ISCSI_CONN_STATE_FREE,
403 ISCSI_CONN_STATE_XPT_WAIT,
404 ISCSI_CONN_STATE_IN_LOGIN,
405 ISCSI_CONN_STATE_LOGGED_IN,
406 ISCSI_CONN_STATE_IN_LOGOUT,
407 ISCSI_CONN_STATE_LOGOUT_REQUESTED,
408 ISCSI_CONN_STATE_CLEANUP_WAIT,
409};
410
39e84790
AA		 411/*
412 * Common error codes
413 */
414enum iscsi_err {
415 ISCSI_OK = 0,
416
417 ISCSI_ERR_DATASN = ISCSI_ERR_BASE + 1,
418 ISCSI_ERR_DATA_OFFSET = ISCSI_ERR_BASE + 2,
419 ISCSI_ERR_MAX_CMDSN = ISCSI_ERR_BASE + 3,
420 ISCSI_ERR_EXP_CMDSN = ISCSI_ERR_BASE + 4,
421 ISCSI_ERR_BAD_OPCODE = ISCSI_ERR_BASE + 5,
422 ISCSI_ERR_DATALEN = ISCSI_ERR_BASE + 6,
423 ISCSI_ERR_AHSLEN = ISCSI_ERR_BASE + 7,
424 ISCSI_ERR_PROTO = ISCSI_ERR_BASE + 8,
425 ISCSI_ERR_LUN = ISCSI_ERR_BASE + 9,
426 ISCSI_ERR_BAD_ITT = ISCSI_ERR_BASE + 10,
427 ISCSI_ERR_CONN_FAILED = ISCSI_ERR_BASE + 11,
428 ISCSI_ERR_R2TSN = ISCSI_ERR_BASE + 12,
429 ISCSI_ERR_SESSION_FAILED = ISCSI_ERR_BASE + 13,
430 ISCSI_ERR_HDR_DGST = ISCSI_ERR_BASE + 14,
431 ISCSI_ERR_DATA_DGST = ISCSI_ERR_BASE + 15,
7996a778
MC		 432 ISCSI_ERR_PARAM_NOT_FOUND = ISCSI_ERR_BASE + 16,
433 ISCSI_ERR_NO_SCSI_CMD = ISCSI_ERR_BASE + 17,
e5bd7b54 434 ISCSI_ERR_INVALID_HOST = ISCSI_ERR_BASE + 18,
6f481e3c 435 ISCSI_ERR_XMIT_FAILED = ISCSI_ERR_BASE + 19,
d1af8a32 436 ISCSI_ERR_TCP_CONN_CLOSE = ISCSI_ERR_BASE + 20,
df4da5cd 437 ISCSI_ERR_SCSI_EH_SESSION_RST = ISCSI_ERR_BASE + 21,
39e84790
AA		 438};
439
440/*
441 * iSCSI Parameters (RFC3720)
442 */
443enum iscsi_param {
fd7255f5
MC		 444 /* passed in using netlink set param */
445 ISCSI_PARAM_MAX_RECV_DLENGTH,
446 ISCSI_PARAM_MAX_XMIT_DLENGTH,
447 ISCSI_PARAM_HDRDGST_EN,
448 ISCSI_PARAM_DATADGST_EN,
449 ISCSI_PARAM_INITIAL_R2T_EN,
450 ISCSI_PARAM_MAX_R2T,
451 ISCSI_PARAM_IMM_DATA_EN,
452 ISCSI_PARAM_FIRST_BURST,
453 ISCSI_PARAM_MAX_BURST,
454 ISCSI_PARAM_PDU_INORDER_EN,
455 ISCSI_PARAM_DATASEQ_INORDER_EN,
456 ISCSI_PARAM_ERL,
457 ISCSI_PARAM_IFMARKER_EN,
458 ISCSI_PARAM_OFMARKER_EN,
8d2860b3 459 ISCSI_PARAM_EXP_STATSN,
fd7255f5
MC		 460 ISCSI_PARAM_TARGET_NAME,
461 ISCSI_PARAM_TPGT,
462 ISCSI_PARAM_PERSISTENT_ADDRESS,
463 ISCSI_PARAM_PERSISTENT_PORT,
30a6c652 464 ISCSI_PARAM_SESS_RECOVERY_TMO,
fd7255f5 465
25985edc 466 /* passed in through bind conn using transport_fd */
fd7255f5
MC		 467 ISCSI_PARAM_CONN_PORT,
468 ISCSI_PARAM_CONN_ADDRESS,
469
b2c64167
MC		 470 ISCSI_PARAM_USERNAME,
471 ISCSI_PARAM_USERNAME_IN,
472 ISCSI_PARAM_PASSWORD,
473 ISCSI_PARAM_PASSWORD_IN,
474
843c0a8a 475 ISCSI_PARAM_FAST_ABORT,
f6d5180c
MC		 476 ISCSI_PARAM_ABORT_TMO,
477 ISCSI_PARAM_LU_RESET_TMO,
478 ISCSI_PARAM_HOST_RESET_TMO,
479
480 ISCSI_PARAM_PING_TMO,
481 ISCSI_PARAM_RECV_TMO,
88dfd340
MC		 482
483 ISCSI_PARAM_IFACE_NAME,
484 ISCSI_PARAM_ISID,
485 ISCSI_PARAM_INITIATOR_NAME,
3fe5ae8b
MC		 486
487 ISCSI_PARAM_TGT_RESET_TMO,
3b2bef1f 488 ISCSI_PARAM_TARGET_ALIAS,
30534952
MC		 489
490 ISCSI_PARAM_CHAP_IN_IDX,
491 ISCSI_PARAM_CHAP_OUT_IDX,
fd7255f5
MC		 492 /* must always be last */
493 ISCSI_PARAM_MAX,
39e84790 494};
fd7255f5 495
1819dc81
MC		 496/* iSCSI HBA params */
497enum iscsi_host_param {
498 ISCSI_HOST_PARAM_HWADDRESS,
8ad5781a 499 ISCSI_HOST_PARAM_INITIATOR_NAME,
d8196ed2 500 ISCSI_HOST_PARAM_NETDEV_NAME,
22236961 501 ISCSI_HOST_PARAM_IPADDRESS,
aeddde29
VC		 502 ISCSI_HOST_PARAM_PORT_STATE,
503 ISCSI_HOST_PARAM_PORT_SPEED,
1819dc81
MC		 504 ISCSI_HOST_PARAM_MAX,
505};
506
2902eb49
AC		 507/* portal type */
508#define PORTAL_TYPE_IPV4 "ipv4"
509#define PORTAL_TYPE_IPV6 "ipv6"
510
c6a4bb2e
AC		 511/* iSCSI Flash Target params */
512enum iscsi_flashnode_param {
513 ISCSI_FLASHNODE_IS_FW_ASSIGNED_IPV6,
514 ISCSI_FLASHNODE_PORTAL_TYPE,
515 ISCSI_FLASHNODE_AUTO_SND_TGT_DISABLE,
516 ISCSI_FLASHNODE_DISCOVERY_SESS,
517 ISCSI_FLASHNODE_ENTRY_EN,
518 ISCSI_FLASHNODE_HDR_DGST_EN,
519 ISCSI_FLASHNODE_DATA_DGST_EN,
520 ISCSI_FLASHNODE_IMM_DATA_EN,
521 ISCSI_FLASHNODE_INITIAL_R2T_EN,
522 ISCSI_FLASHNODE_DATASEQ_INORDER,
523 ISCSI_FLASHNODE_PDU_INORDER,
524 ISCSI_FLASHNODE_CHAP_AUTH_EN,
525 ISCSI_FLASHNODE_SNACK_REQ_EN,
526 ISCSI_FLASHNODE_DISCOVERY_LOGOUT_EN,
527 ISCSI_FLASHNODE_BIDI_CHAP_EN,
528 /* make authentication for discovery sessions optional */
529 ISCSI_FLASHNODE_DISCOVERY_AUTH_OPTIONAL,
530 ISCSI_FLASHNODE_ERL,
531 ISCSI_FLASHNODE_TCP_TIMESTAMP_STAT,
532 ISCSI_FLASHNODE_TCP_NAGLE_DISABLE,
533 ISCSI_FLASHNODE_TCP_WSF_DISABLE,
534 ISCSI_FLASHNODE_TCP_TIMER_SCALE,
535 ISCSI_FLASHNODE_TCP_TIMESTAMP_EN,
536 ISCSI_FLASHNODE_IP_FRAG_DISABLE,
537 ISCSI_FLASHNODE_MAX_RECV_DLENGTH,
538 ISCSI_FLASHNODE_MAX_XMIT_DLENGTH,
539 ISCSI_FLASHNODE_FIRST_BURST,
540 ISCSI_FLASHNODE_DEF_TIME2WAIT,
541 ISCSI_FLASHNODE_DEF_TIME2RETAIN,
542 ISCSI_FLASHNODE_MAX_R2T,
543 ISCSI_FLASHNODE_KEEPALIVE_TMO,
544 ISCSI_FLASHNODE_ISID,
545 ISCSI_FLASHNODE_TSID,
546 ISCSI_FLASHNODE_PORT,
547 ISCSI_FLASHNODE_MAX_BURST,
548 ISCSI_FLASHNODE_DEF_TASKMGMT_TMO,
549 ISCSI_FLASHNODE_IPADDR,
550 ISCSI_FLASHNODE_ALIAS,
551 ISCSI_FLASHNODE_REDIRECT_IPADDR,
552 ISCSI_FLASHNODE_MAX_SEGMENT_SIZE,
553 ISCSI_FLASHNODE_LOCAL_PORT,
554 ISCSI_FLASHNODE_IPV4_TOS,
555 ISCSI_FLASHNODE_IPV6_TC,
556 ISCSI_FLASHNODE_IPV6_FLOW_LABEL,
557 ISCSI_FLASHNODE_NAME,
558 ISCSI_FLASHNODE_TPGT,
559 ISCSI_FLASHNODE_LINK_LOCAL_IPV6,
560 ISCSI_FLASHNODE_DISCOVERY_PARENT_IDX,
561 ISCSI_FLASHNODE_DISCOVERY_PARENT_TYPE,
562 ISCSI_FLASHNODE_TCP_XMIT_WSF,
563 ISCSI_FLASHNODE_TCP_RECV_WSF,
564 ISCSI_FLASHNODE_CHAP_IN_IDX,
565 ISCSI_FLASHNODE_CHAP_OUT_IDX,
566 ISCSI_FLASHNODE_USERNAME,
567 ISCSI_FLASHNODE_USERNAME_IN,
568 ISCSI_FLASHNODE_PASSWORD,
569 ISCSI_FLASHNODE_PASSWORD_IN,
570 ISCSI_FLASHNODE_STATSN,
571 ISCSI_FLASHNODE_EXP_STATSN,
572 ISCSI_FLASHNODE_IS_BOOT_TGT,
573
574 ISCSI_FLASHNODE_MAX,
575};
576
577struct iscsi_flashnode_param_info {
578 uint32_t len; /* Actual length of the param */
579 uint16_t param; /* iscsi param value */
580 uint8_t value[0]; /* length sized value follows */
581} __packed;
582
583enum iscsi_discovery_parent_type {
584 ISCSI_DISC_PARENT_UNKNOWN = 0x1,
585 ISCSI_DISC_PARENT_SENDTGT = 0x2,
586 ISCSI_DISC_PARENT_ISNS = 0x3,
587};
588
aeddde29
VC		 589/* iSCSI port Speed */
590enum iscsi_port_speed {
591 ISCSI_PORT_SPEED_UNKNOWN = 0x1,
592 ISCSI_PORT_SPEED_10MBPS = 0x2,
593 ISCSI_PORT_SPEED_100MBPS = 0x4,
594 ISCSI_PORT_SPEED_1GBPS = 0x8,
595 ISCSI_PORT_SPEED_10GBPS = 0x10,
596};
597
598/* iSCSI port state */
599enum iscsi_port_state {
600 ISCSI_PORT_STATE_DOWN = 0x1,
601 ISCSI_PORT_STATE_UP = 0x2,
602};
603
1a590cab
VC		 604/* iSCSI PING status/error code */
605enum iscsi_ping_status_code {
606 ISCSI_PING_SUCCESS = 0,
607 ISCSI_PING_FW_DISABLED = 0x1,
608 ISCSI_PING_IPADDR_INVALID = 0x2,
609 ISCSI_PING_LINKLOCAL_IPV6_ADDR_INVALID = 0x3,
610 ISCSI_PING_TIMEOUT = 0x4,
611 ISCSI_PING_INVALID_DEST_ADDR = 0x5,
612 ISCSI_PING_OVERSIZE_PACKET = 0x6,
613 ISCSI_PING_ICMP_ERROR = 0x7,
614 ISCSI_PING_MAX_REQ_EXCEEDED = 0x8,
615 ISCSI_PING_NO_ARP_RECEIVED = 0x9,
616};
617
39e84790
AA		 618#define iscsi_ptr(_handle) ((void*)(unsigned long)_handle)
619#define iscsi_handle(_ptr) ((uint64_t)(unsigned long)_ptr)
39e84790
AA		 620
621/*
622 * These flags presents iSCSI Data-Path capabilities.
623 */
624#define CAP_RECOVERY_L0 0x1
625#define CAP_RECOVERY_L1 0x2
626#define CAP_RECOVERY_L2 0x4
627#define CAP_MULTI_R2T 0x8
628#define CAP_HDRDGST 0x10
629#define CAP_DATADGST 0x20
630#define CAP_MULTI_CONN 0x40
631#define CAP_TEXT_NEGO 0x80
632#define CAP_MARKERS 0x100
0ab823db 633#define CAP_FW_DB 0x200
63c62f1c
MC		 634#define CAP_SENDTARGETS_OFFLOAD 0x400 /* offload discovery process */
635#define CAP_DATA_PATH_OFFLOAD 0x800 /* offload entire IO path */
636#define CAP_DIGEST_OFFLOAD 0x1000 /* offload hdr and data digests */
6df19a79
MC		 637#define CAP_PADDING_OFFLOAD 0x2000 /* offload padding insertion, removal,
638 and verification */
17fa575e 639#define CAP_LOGIN_OFFLOAD 0x4000 /* offload session login */
39e84790
AA		 640
641/*
642 * These flags describes reason of stop_conn() call
643 */
644#define STOP_CONN_TERM 0x1
645#define STOP_CONN_SUSPEND 0x2
646#define STOP_CONN_RECOVER 0x3
647
648#define ISCSI_STATS_CUSTOM_MAX 32
649#define ISCSI_STATS_CUSTOM_DESC_MAX 64
650struct iscsi_stats_custom {
651 char desc[ISCSI_STATS_CUSTOM_DESC_MAX];
652 uint64_t value;
653};
654
655/*
656 * struct iscsi_stats - iSCSI Statistics (iSCSI MIB)
657 *
658 * Note: this structure contains counters collected on per-connection basis.
659 */
660struct iscsi_stats {
661 /* octets */
662 uint64_t txdata_octets;
663 uint64_t rxdata_octets;
664
665 /* xmit pdus */
666 uint32_t noptx_pdus;
667 uint32_t scsicmd_pdus;
668 uint32_t tmfcmd_pdus;
669 uint32_t login_pdus;
670 uint32_t text_pdus;
671 uint32_t dataout_pdus;
672 uint32_t logout_pdus;
673 uint32_t snack_pdus;
674
675 /* recv pdus */
676 uint32_t noprx_pdus;
677 uint32_t scsirsp_pdus;
678 uint32_t tmfrsp_pdus;
679 uint32_t textrsp_pdus;
680 uint32_t datain_pdus;
681 uint32_t logoutrsp_pdus;
682 uint32_t r2t_pdus;
683 uint32_t async_pdus;
684 uint32_t rjt_pdus;
685
686 /* errors */
687 uint32_t digest_err;
688 uint32_t timeout_err;
689
690 /*
691 * iSCSI Custom Statistics support, i.e. Transport could
692 * extend existing MIB statistics with its own specific statistics
693 * up to ISCSI_STATS_CUSTOM_MAX
694 */
695 uint32_t custom_length;
696 struct iscsi_stats_custom custom[0]
697 __attribute__ ((aligned (sizeof(uint64_t))));
698};
699
6260a5d2
NJ		 700enum chap_type_e {
701 CHAP_TYPE_OUT,
702 CHAP_TYPE_IN,
703};
704
705#define ISCSI_CHAP_AUTH_NAME_MAX_LEN 256
706#define ISCSI_CHAP_AUTH_SECRET_MAX_LEN 256
707struct iscsi_chap_rec {
708 uint16_t chap_tbl_idx;
709 enum chap_type_e chap_type;
710 char username[ISCSI_CHAP_AUTH_NAME_MAX_LEN];
711 uint8_t password[ISCSI_CHAP_AUTH_SECRET_MAX_LEN];
712 uint8_t password_length;
5a5a15f2 713};
6260a5d2 714
39e84790 715#endif
kernel source for telekom puls (alcatel/mediatek)