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6733b39a | 1 | /** |
65c5efa8 | 2 | * Copyright (C) 2005 - 2014 Emulex |
6733b39a JK |
3 | * All rights reserved. |
4 | * | |
5 | * This program is free software; you can redistribute it and/or | |
6 | * modify it under the terms of the GNU General Public License version 2 | |
7 | * as published by the Free Software Foundation. The full GNU General | |
8 | * Public License is included in this distribution in the file called COPYING. | |
9 | * | |
255fa9a3 | 10 | * Written by: Jayamohan Kallickal (jayamohan.kallickal@emulex.com) |
6733b39a JK |
11 | * |
12 | * Contact Information: | |
255fa9a3 | 13 | * linux-drivers@emulex.com |
6733b39a | 14 | * |
255fa9a3 JK |
15 | * Emulex |
16 | * 3333 Susan Street | |
17 | * Costa Mesa, CA 92626 | |
6733b39a JK |
18 | */ |
19 | ||
20 | #include <scsi/libiscsi.h> | |
21 | #include <scsi/scsi_transport_iscsi.h> | |
22 | #include <scsi/scsi_transport.h> | |
23 | #include <scsi/scsi_cmnd.h> | |
24 | #include <scsi/scsi_device.h> | |
25 | #include <scsi/scsi_host.h> | |
0e43895e MC |
26 | #include <scsi/scsi_netlink.h> |
27 | #include <net/netlink.h> | |
6733b39a JK |
28 | #include <scsi/scsi.h> |
29 | ||
30 | #include "be_iscsi.h" | |
31 | ||
32 | extern struct iscsi_transport beiscsi_iscsi_transport; | |
33 | ||
34 | /** | |
35 | * beiscsi_session_create - creates a new iscsi session | |
36 | * @cmds_max: max commands supported | |
37 | * @qdepth: max queue depth supported | |
38 | * @initial_cmdsn: initial iscsi CMDSN | |
39 | */ | |
40 | struct iscsi_cls_session *beiscsi_session_create(struct iscsi_endpoint *ep, | |
41 | u16 cmds_max, | |
42 | u16 qdepth, | |
43 | u32 initial_cmdsn) | |
44 | { | |
45 | struct Scsi_Host *shost; | |
46 | struct beiscsi_endpoint *beiscsi_ep; | |
47 | struct iscsi_cls_session *cls_session; | |
6733b39a | 48 | struct beiscsi_hba *phba; |
b8b9e1b8 JK |
49 | struct iscsi_session *sess; |
50 | struct beiscsi_session *beiscsi_sess; | |
6733b39a | 51 | struct beiscsi_io_task *io_task; |
6733b39a | 52 | |
6733b39a JK |
53 | |
54 | if (!ep) { | |
99bc5d55 JSJ |
55 | printk(KERN_ERR |
56 | "beiscsi_session_create: invalid ep\n"); | |
6733b39a JK |
57 | return NULL; |
58 | } | |
59 | beiscsi_ep = ep->dd_data; | |
60 | phba = beiscsi_ep->phba; | |
99bc5d55 | 61 | |
3567f36a JK |
62 | if (phba->state & BE_ADAPTER_PCI_ERR) { |
63 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, | |
64 | "BS_%d : PCI_ERROR Recovery\n"); | |
65 | return NULL; | |
66 | } else { | |
67 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, | |
68 | "BS_%d : In beiscsi_session_create\n"); | |
69 | } | |
99bc5d55 | 70 | |
6733b39a | 71 | if (cmds_max > beiscsi_ep->phba->params.wrbs_per_cxn) { |
99bc5d55 JSJ |
72 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
73 | "BS_%d : Cannot handle %d cmds." | |
74 | "Max cmds per session supported is %d. Using %d." | |
75 | "\n", cmds_max, | |
76 | beiscsi_ep->phba->params.wrbs_per_cxn, | |
77 | beiscsi_ep->phba->params.wrbs_per_cxn); | |
78 | ||
6733b39a JK |
79 | cmds_max = beiscsi_ep->phba->params.wrbs_per_cxn; |
80 | } | |
81 | ||
3567f36a | 82 | shost = phba->shost; |
bfead3b2 JK |
83 | cls_session = iscsi_session_setup(&beiscsi_iscsi_transport, |
84 | shost, cmds_max, | |
85 | sizeof(*beiscsi_sess), | |
86 | sizeof(*io_task), | |
87 | initial_cmdsn, ISCSI_MAX_TARGET); | |
6733b39a JK |
88 | if (!cls_session) |
89 | return NULL; | |
90 | sess = cls_session->dd_data; | |
2afc95bf JK |
91 | beiscsi_sess = sess->dd_data; |
92 | beiscsi_sess->bhs_pool = pci_pool_create("beiscsi_bhs_pool", | |
93 | phba->pcidev, | |
94 | sizeof(struct be_cmd_bhs), | |
95 | 64, 0); | |
96 | if (!beiscsi_sess->bhs_pool) | |
97 | goto destroy_sess; | |
6733b39a | 98 | |
6733b39a | 99 | return cls_session; |
2afc95bf JK |
100 | destroy_sess: |
101 | iscsi_session_teardown(cls_session); | |
102 | return NULL; | |
6733b39a JK |
103 | } |
104 | ||
105 | /** | |
106 | * beiscsi_session_destroy - destroys iscsi session | |
107 | * @cls_session: pointer to iscsi cls session | |
108 | * | |
109 | * Destroys iSCSI session instance and releases | |
110 | * resources allocated for it. | |
111 | */ | |
112 | void beiscsi_session_destroy(struct iscsi_cls_session *cls_session) | |
113 | { | |
6733b39a | 114 | struct iscsi_session *sess = cls_session->dd_data; |
2afc95bf | 115 | struct beiscsi_session *beiscsi_sess = sess->dd_data; |
6733b39a | 116 | |
99bc5d55 | 117 | printk(KERN_INFO "In beiscsi_session_destroy\n"); |
2afc95bf | 118 | pci_pool_destroy(beiscsi_sess->bhs_pool); |
6733b39a JK |
119 | iscsi_session_teardown(cls_session); |
120 | } | |
121 | ||
122 | /** | |
123 | * beiscsi_conn_create - create an instance of iscsi connection | |
124 | * @cls_session: ptr to iscsi_cls_session | |
125 | * @cid: iscsi cid | |
126 | */ | |
127 | struct iscsi_cls_conn * | |
128 | beiscsi_conn_create(struct iscsi_cls_session *cls_session, u32 cid) | |
129 | { | |
130 | struct beiscsi_hba *phba; | |
131 | struct Scsi_Host *shost; | |
132 | struct iscsi_cls_conn *cls_conn; | |
133 | struct beiscsi_conn *beiscsi_conn; | |
134 | struct iscsi_conn *conn; | |
2afc95bf JK |
135 | struct iscsi_session *sess; |
136 | struct beiscsi_session *beiscsi_sess; | |
6733b39a | 137 | |
6733b39a JK |
138 | shost = iscsi_session_to_shost(cls_session); |
139 | phba = iscsi_host_priv(shost); | |
140 | ||
99bc5d55 JSJ |
141 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, |
142 | "BS_%d : In beiscsi_conn_create ,cid" | |
143 | "from iscsi layer=%d\n", cid); | |
144 | ||
6733b39a JK |
145 | cls_conn = iscsi_conn_setup(cls_session, sizeof(*beiscsi_conn), cid); |
146 | if (!cls_conn) | |
147 | return NULL; | |
148 | ||
149 | conn = cls_conn->dd_data; | |
150 | beiscsi_conn = conn->dd_data; | |
151 | beiscsi_conn->ep = NULL; | |
152 | beiscsi_conn->phba = phba; | |
153 | beiscsi_conn->conn = conn; | |
2afc95bf JK |
154 | sess = cls_session->dd_data; |
155 | beiscsi_sess = sess->dd_data; | |
156 | beiscsi_conn->beiscsi_sess = beiscsi_sess; | |
6733b39a JK |
157 | return cls_conn; |
158 | } | |
159 | ||
160 | /** | |
161 | * beiscsi_bindconn_cid - Bind the beiscsi_conn with phba connection table | |
162 | * @beiscsi_conn: The pointer to beiscsi_conn structure | |
163 | * @phba: The phba instance | |
164 | * @cid: The cid to free | |
165 | */ | |
166 | static int beiscsi_bindconn_cid(struct beiscsi_hba *phba, | |
167 | struct beiscsi_conn *beiscsi_conn, | |
168 | unsigned int cid) | |
169 | { | |
a7909b39 JK |
170 | uint16_t cri_index = BE_GET_CRI_FROM_CID(cid); |
171 | ||
172 | if (phba->conn_table[cri_index]) { | |
99bc5d55 JSJ |
173 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
174 | "BS_%d : Connection table already occupied. Detected clash\n"); | |
175 | ||
6733b39a JK |
176 | return -EINVAL; |
177 | } else { | |
99bc5d55 JSJ |
178 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, |
179 | "BS_%d : phba->conn_table[%d]=%p(beiscsi_conn)\n", | |
a7909b39 | 180 | cri_index, beiscsi_conn); |
99bc5d55 | 181 | |
a7909b39 | 182 | phba->conn_table[cri_index] = beiscsi_conn; |
6733b39a JK |
183 | } |
184 | return 0; | |
185 | } | |
186 | ||
187 | /** | |
188 | * beiscsi_conn_bind - Binds iscsi session/connection with TCP connection | |
189 | * @cls_session: pointer to iscsi cls session | |
190 | * @cls_conn: pointer to iscsi cls conn | |
191 | * @transport_fd: EP handle(64 bit) | |
192 | * | |
193 | * This function binds the TCP Conn with iSCSI Connection and Session. | |
194 | */ | |
195 | int beiscsi_conn_bind(struct iscsi_cls_session *cls_session, | |
196 | struct iscsi_cls_conn *cls_conn, | |
197 | u64 transport_fd, int is_leading) | |
198 | { | |
199 | struct iscsi_conn *conn = cls_conn->dd_data; | |
200 | struct beiscsi_conn *beiscsi_conn = conn->dd_data; | |
3093b048 MC |
201 | struct Scsi_Host *shost = iscsi_session_to_shost(cls_session); |
202 | struct beiscsi_hba *phba = iscsi_host_priv(shost); | |
1e4be6ff JK |
203 | struct hwi_controller *phwi_ctrlr = phba->phwi_ctrlr; |
204 | struct hwi_wrb_context *pwrb_context; | |
6733b39a JK |
205 | struct beiscsi_endpoint *beiscsi_ep; |
206 | struct iscsi_endpoint *ep; | |
207 | ||
6733b39a JK |
208 | ep = iscsi_lookup_endpoint(transport_fd); |
209 | if (!ep) | |
210 | return -EINVAL; | |
211 | ||
212 | beiscsi_ep = ep->dd_data; | |
213 | ||
214 | if (iscsi_conn_bind(cls_session, cls_conn, is_leading)) | |
215 | return -EINVAL; | |
216 | ||
217 | if (beiscsi_ep->phba != phba) { | |
99bc5d55 JSJ |
218 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
219 | "BS_%d : beiscsi_ep->hba=%p not equal to phba=%p\n", | |
220 | beiscsi_ep->phba, phba); | |
221 | ||
6733b39a JK |
222 | return -EEXIST; |
223 | } | |
224 | ||
1e4be6ff JK |
225 | pwrb_context = &phwi_ctrlr->wrb_context[BE_GET_CRI_FROM_CID( |
226 | beiscsi_ep->ep_cid)]; | |
227 | ||
6733b39a JK |
228 | beiscsi_conn->beiscsi_conn_cid = beiscsi_ep->ep_cid; |
229 | beiscsi_conn->ep = beiscsi_ep; | |
230 | beiscsi_ep->conn = beiscsi_conn; | |
1e4be6ff | 231 | beiscsi_conn->doorbell_offset = pwrb_context->doorbell_offset; |
99bc5d55 JSJ |
232 | |
233 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, | |
234 | "BS_%d : beiscsi_conn=%p conn=%p ep_cid=%d\n", | |
235 | beiscsi_conn, conn, beiscsi_ep->ep_cid); | |
236 | ||
6733b39a JK |
237 | return beiscsi_bindconn_cid(phba, beiscsi_conn, beiscsi_ep->ep_cid); |
238 | } | |
239 | ||
0e43895e MC |
240 | static int beiscsi_create_ipv4_iface(struct beiscsi_hba *phba) |
241 | { | |
242 | if (phba->ipv4_iface) | |
243 | return 0; | |
244 | ||
245 | phba->ipv4_iface = iscsi_create_iface(phba->shost, | |
246 | &beiscsi_iscsi_transport, | |
247 | ISCSI_IFACE_TYPE_IPV4, | |
248 | 0, 0); | |
249 | if (!phba->ipv4_iface) { | |
99bc5d55 JSJ |
250 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
251 | "BS_%d : Could not " | |
252 | "create default IPv4 address.\n"); | |
0e43895e MC |
253 | return -ENODEV; |
254 | } | |
255 | ||
256 | return 0; | |
257 | } | |
258 | ||
259 | static int beiscsi_create_ipv6_iface(struct beiscsi_hba *phba) | |
260 | { | |
261 | if (phba->ipv6_iface) | |
262 | return 0; | |
263 | ||
264 | phba->ipv6_iface = iscsi_create_iface(phba->shost, | |
265 | &beiscsi_iscsi_transport, | |
266 | ISCSI_IFACE_TYPE_IPV6, | |
267 | 0, 0); | |
268 | if (!phba->ipv6_iface) { | |
99bc5d55 JSJ |
269 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
270 | "BS_%d : Could not " | |
271 | "create default IPv6 address.\n"); | |
0e43895e MC |
272 | return -ENODEV; |
273 | } | |
274 | ||
275 | return 0; | |
276 | } | |
277 | ||
278 | void beiscsi_create_def_ifaces(struct beiscsi_hba *phba) | |
279 | { | |
1f536d49 | 280 | struct be_cmd_get_if_info_resp *if_info; |
0e43895e | 281 | |
1f536d49 | 282 | if (!mgmt_get_if_info(phba, BE2_IPV4, &if_info)) { |
0e43895e | 283 | beiscsi_create_ipv4_iface(phba); |
1f536d49 JK |
284 | kfree(if_info); |
285 | } | |
0e43895e | 286 | |
1f536d49 | 287 | if (!mgmt_get_if_info(phba, BE2_IPV6, &if_info)) { |
0e43895e | 288 | beiscsi_create_ipv6_iface(phba); |
1f536d49 JK |
289 | kfree(if_info); |
290 | } | |
0e43895e MC |
291 | } |
292 | ||
293 | void beiscsi_destroy_def_ifaces(struct beiscsi_hba *phba) | |
294 | { | |
295 | if (phba->ipv6_iface) | |
296 | iscsi_destroy_iface(phba->ipv6_iface); | |
297 | if (phba->ipv4_iface) | |
298 | iscsi_destroy_iface(phba->ipv4_iface); | |
299 | } | |
300 | ||
301 | static int | |
302 | beiscsi_set_static_ip(struct Scsi_Host *shost, | |
303 | struct iscsi_iface_param_info *iface_param, | |
304 | void *data, uint32_t dt_len) | |
305 | { | |
306 | struct beiscsi_hba *phba = iscsi_host_priv(shost); | |
307 | struct iscsi_iface_param_info *iface_ip = NULL; | |
308 | struct iscsi_iface_param_info *iface_subnet = NULL; | |
309 | struct nlattr *nla; | |
310 | int ret; | |
311 | ||
312 | ||
313 | switch (iface_param->param) { | |
314 | case ISCSI_NET_PARAM_IPV4_BOOTPROTO: | |
315 | nla = nla_find(data, dt_len, ISCSI_NET_PARAM_IPV4_ADDR); | |
316 | if (nla) | |
317 | iface_ip = nla_data(nla); | |
318 | ||
319 | nla = nla_find(data, dt_len, ISCSI_NET_PARAM_IPV4_SUBNET); | |
320 | if (nla) | |
321 | iface_subnet = nla_data(nla); | |
322 | break; | |
323 | case ISCSI_NET_PARAM_IPV4_ADDR: | |
324 | iface_ip = iface_param; | |
325 | nla = nla_find(data, dt_len, ISCSI_NET_PARAM_IPV4_SUBNET); | |
326 | if (nla) | |
327 | iface_subnet = nla_data(nla); | |
328 | break; | |
329 | case ISCSI_NET_PARAM_IPV4_SUBNET: | |
330 | iface_subnet = iface_param; | |
331 | nla = nla_find(data, dt_len, ISCSI_NET_PARAM_IPV4_ADDR); | |
332 | if (nla) | |
333 | iface_ip = nla_data(nla); | |
334 | break; | |
335 | default: | |
99bc5d55 JSJ |
336 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
337 | "BS_%d : Unsupported param %d\n", | |
338 | iface_param->param); | |
0e43895e MC |
339 | } |
340 | ||
341 | if (!iface_ip || !iface_subnet) { | |
99bc5d55 JSJ |
342 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
343 | "BS_%d : IP and Subnet Mask required\n"); | |
0e43895e MC |
344 | return -EINVAL; |
345 | } | |
346 | ||
347 | ret = mgmt_set_ip(phba, iface_ip, iface_subnet, | |
348 | ISCSI_BOOTPROTO_STATIC); | |
349 | ||
350 | return ret; | |
351 | } | |
352 | ||
6f72238e JSJ |
353 | /** |
354 | * beiscsi_set_vlan_tag()- Set the VLAN TAG | |
355 | * @shost: Scsi Host for the driver instance | |
356 | * @iface_param: Interface paramters | |
357 | * | |
358 | * Set the VLAN TAG for the adapter or disable | |
359 | * the VLAN config | |
360 | * | |
361 | * returns | |
362 | * Success: 0 | |
363 | * Failure: Non-Zero Value | |
364 | **/ | |
365 | static int | |
366 | beiscsi_set_vlan_tag(struct Scsi_Host *shost, | |
367 | struct iscsi_iface_param_info *iface_param) | |
368 | { | |
369 | struct beiscsi_hba *phba = iscsi_host_priv(shost); | |
370 | int ret = 0; | |
371 | ||
372 | /* Get the Interface Handle */ | |
373 | if (mgmt_get_all_if_id(phba)) { | |
374 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, | |
375 | "BS_%d : Getting Interface Handle Failed\n"); | |
376 | return -EIO; | |
377 | } | |
378 | ||
379 | switch (iface_param->param) { | |
380 | case ISCSI_NET_PARAM_VLAN_ENABLED: | |
381 | if (iface_param->value[0] != ISCSI_VLAN_ENABLE) | |
382 | ret = mgmt_set_vlan(phba, BEISCSI_VLAN_DISABLE); | |
383 | break; | |
384 | case ISCSI_NET_PARAM_VLAN_TAG: | |
385 | ret = mgmt_set_vlan(phba, | |
386 | *((uint16_t *)iface_param->value)); | |
387 | break; | |
388 | default: | |
389 | beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, | |
b23f7a09 | 390 | "BS_%d : Unknown Param Type : %d\n", |
6f72238e JSJ |
391 | iface_param->param); |
392 | return -ENOSYS; | |
393 | } | |
394 | return ret; | |
395 | } | |
396 | ||
397 | ||
0e43895e MC |
398 | static int |
399 | beiscsi_set_ipv4(struct Scsi_Host *shost, | |
400 | struct iscsi_iface_param_info *iface_param, | |
401 | void *data, uint32_t dt_len) | |
402 | { | |
403 | struct beiscsi_hba *phba = iscsi_host_priv(shost); | |
404 | int ret = 0; | |
405 | ||
406 | /* Check the param */ | |
407 | switch (iface_param->param) { | |
408 | case ISCSI_NET_PARAM_IPV4_GW: | |
409 | ret = mgmt_set_gateway(phba, iface_param); | |
410 | break; | |
411 | case ISCSI_NET_PARAM_IPV4_BOOTPROTO: | |
412 | if (iface_param->value[0] == ISCSI_BOOTPROTO_DHCP) | |
413 | ret = mgmt_set_ip(phba, iface_param, | |
414 | NULL, ISCSI_BOOTPROTO_DHCP); | |
415 | else if (iface_param->value[0] == ISCSI_BOOTPROTO_STATIC) | |
416 | ret = beiscsi_set_static_ip(shost, iface_param, | |
417 | data, dt_len); | |
418 | else | |
99bc5d55 JSJ |
419 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
420 | "BS_%d : Invalid BOOTPROTO: %d\n", | |
421 | iface_param->value[0]); | |
0e43895e MC |
422 | break; |
423 | case ISCSI_NET_PARAM_IFACE_ENABLE: | |
424 | if (iface_param->value[0] == ISCSI_IFACE_ENABLE) | |
425 | ret = beiscsi_create_ipv4_iface(phba); | |
426 | else | |
427 | iscsi_destroy_iface(phba->ipv4_iface); | |
428 | break; | |
429 | case ISCSI_NET_PARAM_IPV4_SUBNET: | |
430 | case ISCSI_NET_PARAM_IPV4_ADDR: | |
431 | ret = beiscsi_set_static_ip(shost, iface_param, | |
432 | data, dt_len); | |
433 | break; | |
6f72238e JSJ |
434 | case ISCSI_NET_PARAM_VLAN_ENABLED: |
435 | case ISCSI_NET_PARAM_VLAN_TAG: | |
436 | ret = beiscsi_set_vlan_tag(shost, iface_param); | |
437 | break; | |
0e43895e | 438 | default: |
99bc5d55 JSJ |
439 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
440 | "BS_%d : Param %d not supported\n", | |
441 | iface_param->param); | |
0e43895e MC |
442 | } |
443 | ||
444 | return ret; | |
445 | } | |
446 | ||
447 | static int | |
448 | beiscsi_set_ipv6(struct Scsi_Host *shost, | |
449 | struct iscsi_iface_param_info *iface_param, | |
450 | void *data, uint32_t dt_len) | |
451 | { | |
452 | struct beiscsi_hba *phba = iscsi_host_priv(shost); | |
453 | int ret = 0; | |
454 | ||
455 | switch (iface_param->param) { | |
456 | case ISCSI_NET_PARAM_IFACE_ENABLE: | |
457 | if (iface_param->value[0] == ISCSI_IFACE_ENABLE) | |
458 | ret = beiscsi_create_ipv6_iface(phba); | |
459 | else { | |
460 | iscsi_destroy_iface(phba->ipv6_iface); | |
461 | ret = 0; | |
462 | } | |
463 | break; | |
464 | case ISCSI_NET_PARAM_IPV6_ADDR: | |
465 | ret = mgmt_set_ip(phba, iface_param, NULL, | |
466 | ISCSI_BOOTPROTO_STATIC); | |
467 | break; | |
468 | default: | |
99bc5d55 JSJ |
469 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
470 | "BS_%d : Param %d not supported\n", | |
471 | iface_param->param); | |
0e43895e MC |
472 | } |
473 | ||
474 | return ret; | |
475 | } | |
476 | ||
477 | int be2iscsi_iface_set_param(struct Scsi_Host *shost, | |
478 | void *data, uint32_t dt_len) | |
479 | { | |
480 | struct iscsi_iface_param_info *iface_param = NULL; | |
99bc5d55 | 481 | struct beiscsi_hba *phba = iscsi_host_priv(shost); |
0e43895e MC |
482 | struct nlattr *attrib; |
483 | uint32_t rm_len = dt_len; | |
484 | int ret = 0 ; | |
485 | ||
3567f36a JK |
486 | if (phba->state & BE_ADAPTER_PCI_ERR) { |
487 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, | |
488 | "BS_%d : In PCI_ERROR Recovery\n"); | |
489 | return -EBUSY; | |
490 | } | |
491 | ||
0e43895e MC |
492 | nla_for_each_attr(attrib, data, dt_len, rm_len) { |
493 | iface_param = nla_data(attrib); | |
494 | ||
495 | if (iface_param->param_type != ISCSI_NET_PARAM) | |
496 | continue; | |
497 | ||
498 | /* | |
499 | * BE2ISCSI only supports 1 interface | |
500 | */ | |
501 | if (iface_param->iface_num) { | |
99bc5d55 JSJ |
502 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
503 | "BS_%d : Invalid iface_num %d." | |
504 | "Only iface_num 0 is supported.\n", | |
505 | iface_param->iface_num); | |
506 | ||
0e43895e MC |
507 | return -EINVAL; |
508 | } | |
509 | ||
510 | switch (iface_param->iface_type) { | |
511 | case ISCSI_IFACE_TYPE_IPV4: | |
512 | ret = beiscsi_set_ipv4(shost, iface_param, | |
513 | data, dt_len); | |
514 | break; | |
515 | case ISCSI_IFACE_TYPE_IPV6: | |
516 | ret = beiscsi_set_ipv6(shost, iface_param, | |
517 | data, dt_len); | |
518 | break; | |
519 | default: | |
99bc5d55 JSJ |
520 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
521 | "BS_%d : Invalid iface type :%d passed\n", | |
522 | iface_param->iface_type); | |
0e43895e MC |
523 | break; |
524 | } | |
525 | ||
526 | if (ret) | |
527 | return ret; | |
528 | } | |
529 | ||
530 | return ret; | |
531 | } | |
532 | ||
533 | static int be2iscsi_get_if_param(struct beiscsi_hba *phba, | |
534 | struct iscsi_iface *iface, int param, | |
535 | char *buf) | |
536 | { | |
1f536d49 | 537 | struct be_cmd_get_if_info_resp *if_info; |
0e43895e MC |
538 | int len, ip_type = BE2_IPV4; |
539 | ||
0e43895e MC |
540 | if (iface->iface_type == ISCSI_IFACE_TYPE_IPV6) |
541 | ip_type = BE2_IPV6; | |
542 | ||
543 | len = mgmt_get_if_info(phba, ip_type, &if_info); | |
0e7c60cb | 544 | if (len) |
0e43895e MC |
545 | return len; |
546 | ||
547 | switch (param) { | |
548 | case ISCSI_NET_PARAM_IPV4_ADDR: | |
1f536d49 | 549 | len = sprintf(buf, "%pI4\n", if_info->ip_addr.addr); |
0e43895e MC |
550 | break; |
551 | case ISCSI_NET_PARAM_IPV6_ADDR: | |
1f536d49 | 552 | len = sprintf(buf, "%pI6\n", if_info->ip_addr.addr); |
0e43895e MC |
553 | break; |
554 | case ISCSI_NET_PARAM_IPV4_BOOTPROTO: | |
1f536d49 | 555 | if (!if_info->dhcp_state) |
8359c79b | 556 | len = sprintf(buf, "static\n"); |
0e43895e | 557 | else |
8359c79b | 558 | len = sprintf(buf, "dhcp\n"); |
0e43895e MC |
559 | break; |
560 | case ISCSI_NET_PARAM_IPV4_SUBNET: | |
1f536d49 | 561 | len = sprintf(buf, "%pI4\n", if_info->ip_addr.subnet_mask); |
0e43895e | 562 | break; |
6f72238e JSJ |
563 | case ISCSI_NET_PARAM_VLAN_ENABLED: |
564 | len = sprintf(buf, "%s\n", | |
1f536d49 | 565 | (if_info->vlan_priority == BEISCSI_VLAN_DISABLE) |
8359c79b | 566 | ? "Disabled\n" : "Enabled\n"); |
6f72238e JSJ |
567 | break; |
568 | case ISCSI_NET_PARAM_VLAN_ID: | |
1f536d49 | 569 | if (if_info->vlan_priority == BEISCSI_VLAN_DISABLE) |
0e7c60cb | 570 | len = -EINVAL; |
6f72238e JSJ |
571 | else |
572 | len = sprintf(buf, "%d\n", | |
1f536d49 | 573 | (if_info->vlan_priority & |
6f72238e JSJ |
574 | ISCSI_MAX_VLAN_ID)); |
575 | break; | |
576 | case ISCSI_NET_PARAM_VLAN_PRIORITY: | |
1f536d49 | 577 | if (if_info->vlan_priority == BEISCSI_VLAN_DISABLE) |
0e7c60cb | 578 | len = -EINVAL; |
6f72238e JSJ |
579 | else |
580 | len = sprintf(buf, "%d\n", | |
1f536d49 | 581 | ((if_info->vlan_priority >> 13) & |
6f72238e JSJ |
582 | ISCSI_MAX_VLAN_PRIORITY)); |
583 | break; | |
0e43895e MC |
584 | default: |
585 | WARN_ON(1); | |
586 | } | |
587 | ||
1f536d49 | 588 | kfree(if_info); |
0e43895e MC |
589 | return len; |
590 | } | |
591 | ||
592 | int be2iscsi_iface_get_param(struct iscsi_iface *iface, | |
593 | enum iscsi_param_type param_type, | |
594 | int param, char *buf) | |
595 | { | |
596 | struct Scsi_Host *shost = iscsi_iface_to_shost(iface); | |
597 | struct beiscsi_hba *phba = iscsi_host_priv(shost); | |
598 | struct be_cmd_get_def_gateway_resp gateway; | |
599 | int len = -ENOSYS; | |
600 | ||
3567f36a JK |
601 | if (phba->state & BE_ADAPTER_PCI_ERR) { |
602 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, | |
603 | "BS_%d : In PCI_ERROR Recovery\n"); | |
604 | return -EBUSY; | |
605 | } | |
606 | ||
0e43895e MC |
607 | switch (param) { |
608 | case ISCSI_NET_PARAM_IPV4_ADDR: | |
609 | case ISCSI_NET_PARAM_IPV4_SUBNET: | |
610 | case ISCSI_NET_PARAM_IPV4_BOOTPROTO: | |
611 | case ISCSI_NET_PARAM_IPV6_ADDR: | |
6f72238e JSJ |
612 | case ISCSI_NET_PARAM_VLAN_ENABLED: |
613 | case ISCSI_NET_PARAM_VLAN_ID: | |
614 | case ISCSI_NET_PARAM_VLAN_PRIORITY: | |
0e43895e MC |
615 | len = be2iscsi_get_if_param(phba, iface, param, buf); |
616 | break; | |
617 | case ISCSI_NET_PARAM_IFACE_ENABLE: | |
8359c79b | 618 | len = sprintf(buf, "enabled\n"); |
0e43895e MC |
619 | break; |
620 | case ISCSI_NET_PARAM_IPV4_GW: | |
621 | memset(&gateway, 0, sizeof(gateway)); | |
622 | len = mgmt_get_gateway(phba, BE2_IPV4, &gateway); | |
623 | if (!len) | |
624 | len = sprintf(buf, "%pI4\n", &gateway.ip_addr.addr); | |
625 | break; | |
626 | default: | |
627 | len = -ENOSYS; | |
628 | } | |
629 | ||
630 | return len; | |
631 | } | |
632 | ||
6733b39a | 633 | /** |
c7f7fd5b MC |
634 | * beiscsi_ep_get_param - get the iscsi parameter |
635 | * @ep: pointer to iscsi ep | |
6733b39a JK |
636 | * @param: parameter type identifier |
637 | * @buf: buffer pointer | |
638 | * | |
639 | * returns iscsi parameter | |
640 | */ | |
c7f7fd5b | 641 | int beiscsi_ep_get_param(struct iscsi_endpoint *ep, |
6733b39a JK |
642 | enum iscsi_param param, char *buf) |
643 | { | |
c7f7fd5b | 644 | struct beiscsi_endpoint *beiscsi_ep = ep->dd_data; |
6733b39a JK |
645 | int len = 0; |
646 | ||
99bc5d55 JSJ |
647 | beiscsi_log(beiscsi_ep->phba, KERN_INFO, |
648 | BEISCSI_LOG_CONFIG, | |
649 | "BS_%d : In beiscsi_ep_get_param," | |
650 | " param= %d\n", param); | |
6733b39a JK |
651 | |
652 | switch (param) { | |
653 | case ISCSI_PARAM_CONN_PORT: | |
654 | len = sprintf(buf, "%hu\n", beiscsi_ep->dst_tcpport); | |
655 | break; | |
656 | case ISCSI_PARAM_CONN_ADDRESS: | |
657 | if (beiscsi_ep->ip_type == BE2_IPV4) | |
658 | len = sprintf(buf, "%pI4\n", &beiscsi_ep->dst_addr); | |
659 | else | |
660 | len = sprintf(buf, "%pI6\n", &beiscsi_ep->dst6_addr); | |
661 | break; | |
662 | default: | |
c7f7fd5b | 663 | return -ENOSYS; |
6733b39a JK |
664 | } |
665 | return len; | |
666 | } | |
667 | ||
668 | int beiscsi_set_param(struct iscsi_cls_conn *cls_conn, | |
669 | enum iscsi_param param, char *buf, int buflen) | |
670 | { | |
671 | struct iscsi_conn *conn = cls_conn->dd_data; | |
672 | struct iscsi_session *session = conn->session; | |
99bc5d55 | 673 | struct beiscsi_hba *phba = NULL; |
6733b39a JK |
674 | int ret; |
675 | ||
99bc5d55 JSJ |
676 | phba = ((struct beiscsi_conn *)conn->dd_data)->phba; |
677 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, | |
678 | "BS_%d : In beiscsi_conn_set_param," | |
679 | " param= %d\n", param); | |
680 | ||
6733b39a JK |
681 | ret = iscsi_set_param(cls_conn, param, buf, buflen); |
682 | if (ret) | |
683 | return ret; | |
684 | /* | |
685 | * If userspace tried to set the value to higher than we can | |
686 | * support override here. | |
687 | */ | |
688 | switch (param) { | |
689 | case ISCSI_PARAM_FIRST_BURST: | |
690 | if (session->first_burst > 8192) | |
691 | session->first_burst = 8192; | |
692 | break; | |
693 | case ISCSI_PARAM_MAX_RECV_DLENGTH: | |
694 | if (conn->max_recv_dlength > 65536) | |
695 | conn->max_recv_dlength = 65536; | |
696 | break; | |
697 | case ISCSI_PARAM_MAX_BURST: | |
230dceb4 JK |
698 | if (session->max_burst > 262144) |
699 | session->max_burst = 262144; | |
6733b39a | 700 | break; |
42f43c41 | 701 | case ISCSI_PARAM_MAX_XMIT_DLENGTH: |
7331613e | 702 | if (conn->max_xmit_dlength > 65536) |
42f43c41 | 703 | conn->max_xmit_dlength = 65536; |
6733b39a JK |
704 | default: |
705 | return 0; | |
706 | } | |
707 | ||
708 | return 0; | |
709 | } | |
710 | ||
2177199d JSJ |
711 | /** |
712 | * beiscsi_get_initname - Read Initiator Name from flash | |
713 | * @buf: buffer bointer | |
714 | * @phba: The device priv structure instance | |
715 | * | |
716 | * returns number of bytes | |
717 | */ | |
718 | static int beiscsi_get_initname(char *buf, struct beiscsi_hba *phba) | |
719 | { | |
720 | int rc; | |
e175defe | 721 | unsigned int tag; |
2177199d JSJ |
722 | struct be_mcc_wrb *wrb; |
723 | struct be_cmd_hba_name *resp; | |
2177199d JSJ |
724 | |
725 | tag = be_cmd_get_initname(phba); | |
726 | if (!tag) { | |
99bc5d55 JSJ |
727 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
728 | "BS_%d : Getting Initiator Name Failed\n"); | |
729 | ||
2177199d | 730 | return -EBUSY; |
e175defe | 731 | } |
2177199d | 732 | |
e175defe JSJ |
733 | rc = beiscsi_mccq_compl(phba, tag, &wrb, NULL); |
734 | if (rc) { | |
99bc5d55 JSJ |
735 | beiscsi_log(phba, KERN_ERR, |
736 | BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, | |
e175defe JSJ |
737 | "BS_%d : Initiator Name MBX Failed\n"); |
738 | return rc; | |
2177199d | 739 | } |
e175defe | 740 | |
2177199d JSJ |
741 | resp = embedded_payload(wrb); |
742 | rc = sprintf(buf, "%s\n", resp->initiator_name); | |
743 | return rc; | |
744 | } | |
745 | ||
c62eef0d JSJ |
746 | /** |
747 | * beiscsi_get_port_state - Get the Port State | |
748 | * @shost : pointer to scsi_host structure | |
749 | * | |
c62eef0d JSJ |
750 | */ |
751 | static void beiscsi_get_port_state(struct Scsi_Host *shost) | |
752 | { | |
753 | struct beiscsi_hba *phba = iscsi_host_priv(shost); | |
754 | struct iscsi_cls_host *ihost = shost->shost_data; | |
755 | ||
3567f36a | 756 | ihost->port_state = (phba->state == BE_ADAPTER_LINK_UP) ? |
c62eef0d JSJ |
757 | ISCSI_PORT_STATE_UP : ISCSI_PORT_STATE_DOWN; |
758 | } | |
759 | ||
760 | /** | |
761 | * beiscsi_get_port_speed - Get the Port Speed from Adapter | |
762 | * @shost : pointer to scsi_host structure | |
763 | * | |
764 | * returns Success/Failure | |
765 | */ | |
766 | static int beiscsi_get_port_speed(struct Scsi_Host *shost) | |
767 | { | |
e175defe JSJ |
768 | int rc; |
769 | unsigned int tag; | |
c62eef0d JSJ |
770 | struct be_mcc_wrb *wrb; |
771 | struct be_cmd_ntwk_link_status_resp *resp; | |
772 | struct beiscsi_hba *phba = iscsi_host_priv(shost); | |
773 | struct iscsi_cls_host *ihost = shost->shost_data; | |
c62eef0d JSJ |
774 | |
775 | tag = be_cmd_get_port_speed(phba); | |
776 | if (!tag) { | |
99bc5d55 JSJ |
777 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
778 | "BS_%d : Getting Port Speed Failed\n"); | |
779 | ||
c62eef0d | 780 | return -EBUSY; |
e175defe JSJ |
781 | } |
782 | rc = beiscsi_mccq_compl(phba, tag, &wrb, NULL); | |
783 | if (rc) { | |
99bc5d55 JSJ |
784 | beiscsi_log(phba, KERN_ERR, |
785 | BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, | |
e175defe JSJ |
786 | "BS_%d : Port Speed MBX Failed\n"); |
787 | return rc; | |
c62eef0d | 788 | } |
c62eef0d JSJ |
789 | resp = embedded_payload(wrb); |
790 | ||
791 | switch (resp->mac_speed) { | |
792 | case BE2ISCSI_LINK_SPEED_10MBPS: | |
793 | ihost->port_speed = ISCSI_PORT_SPEED_10MBPS; | |
794 | break; | |
795 | case BE2ISCSI_LINK_SPEED_100MBPS: | |
3e393172 | 796 | ihost->port_speed = ISCSI_PORT_SPEED_100MBPS; |
c62eef0d JSJ |
797 | break; |
798 | case BE2ISCSI_LINK_SPEED_1GBPS: | |
799 | ihost->port_speed = ISCSI_PORT_SPEED_1GBPS; | |
800 | break; | |
801 | case BE2ISCSI_LINK_SPEED_10GBPS: | |
802 | ihost->port_speed = ISCSI_PORT_SPEED_10GBPS; | |
803 | break; | |
804 | default: | |
805 | ihost->port_speed = ISCSI_PORT_SPEED_UNKNOWN; | |
806 | } | |
807 | return 0; | |
808 | } | |
809 | ||
6733b39a JK |
810 | /** |
811 | * beiscsi_get_host_param - get the iscsi parameter | |
812 | * @shost: pointer to scsi_host structure | |
813 | * @param: parameter type identifier | |
814 | * @buf: buffer pointer | |
815 | * | |
816 | * returns host parameter | |
817 | */ | |
818 | int beiscsi_get_host_param(struct Scsi_Host *shost, | |
819 | enum iscsi_host_param param, char *buf) | |
820 | { | |
3093b048 | 821 | struct beiscsi_hba *phba = iscsi_host_priv(shost); |
b15d05b0 | 822 | int status = 0; |
6733b39a | 823 | |
3567f36a JK |
824 | |
825 | if (phba->state & BE_ADAPTER_PCI_ERR) { | |
826 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, | |
827 | "BS_%d : In PCI_ERROR Recovery\n"); | |
828 | return -EBUSY; | |
829 | } else { | |
830 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, | |
831 | "BS_%d : In beiscsi_get_host_param," | |
832 | " param = %d\n", param); | |
833 | } | |
99bc5d55 | 834 | |
6733b39a JK |
835 | switch (param) { |
836 | case ISCSI_HOST_PARAM_HWADDRESS: | |
c7acc5b8 JK |
837 | status = beiscsi_get_macaddr(buf, phba); |
838 | if (status < 0) { | |
99bc5d55 JSJ |
839 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
840 | "BS_%d : beiscsi_get_macaddr Failed\n"); | |
c7acc5b8 | 841 | return status; |
756d29c8 | 842 | } |
6733b39a | 843 | break; |
2177199d JSJ |
844 | case ISCSI_HOST_PARAM_INITIATOR_NAME: |
845 | status = beiscsi_get_initname(buf, phba); | |
846 | if (status < 0) { | |
99bc5d55 JSJ |
847 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
848 | "BS_%d : Retreiving Initiator Name Failed\n"); | |
2177199d JSJ |
849 | return status; |
850 | } | |
851 | break; | |
c62eef0d JSJ |
852 | case ISCSI_HOST_PARAM_PORT_STATE: |
853 | beiscsi_get_port_state(shost); | |
854 | status = sprintf(buf, "%s\n", iscsi_get_port_state_name(shost)); | |
855 | break; | |
856 | case ISCSI_HOST_PARAM_PORT_SPEED: | |
857 | status = beiscsi_get_port_speed(shost); | |
858 | if (status) { | |
99bc5d55 JSJ |
859 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
860 | "BS_%d : Retreiving Port Speed Failed\n"); | |
c62eef0d JSJ |
861 | return status; |
862 | } | |
863 | status = sprintf(buf, "%s\n", iscsi_get_port_speed_name(shost)); | |
864 | break; | |
6733b39a JK |
865 | default: |
866 | return iscsi_host_get_param(shost, param, buf); | |
867 | } | |
b15d05b0 | 868 | return status; |
6733b39a JK |
869 | } |
870 | ||
c7acc5b8 JK |
871 | int beiscsi_get_macaddr(char *buf, struct beiscsi_hba *phba) |
872 | { | |
0e43895e | 873 | struct be_cmd_get_nic_conf_resp resp; |
c7acc5b8 JK |
874 | int rc; |
875 | ||
6c83185a | 876 | if (phba->mac_addr_set) |
df5d0e6e | 877 | return sysfs_format_mac(buf, phba->mac_address, ETH_ALEN); |
c7acc5b8 | 878 | |
0e43895e MC |
879 | memset(&resp, 0, sizeof(resp)); |
880 | rc = mgmt_get_nic_conf(phba, &resp); | |
881 | if (rc) | |
882 | return rc; | |
c7acc5b8 | 883 | |
6c83185a | 884 | phba->mac_addr_set = true; |
0e43895e MC |
885 | memcpy(phba->mac_address, resp.mac_address, ETH_ALEN); |
886 | return sysfs_format_mac(buf, phba->mac_address, ETH_ALEN); | |
c7acc5b8 JK |
887 | } |
888 | ||
6733b39a JK |
889 | /** |
890 | * beiscsi_conn_get_stats - get the iscsi stats | |
891 | * @cls_conn: pointer to iscsi cls conn | |
892 | * @stats: pointer to iscsi_stats structure | |
893 | * | |
894 | * returns iscsi stats | |
895 | */ | |
896 | void beiscsi_conn_get_stats(struct iscsi_cls_conn *cls_conn, | |
897 | struct iscsi_stats *stats) | |
898 | { | |
899 | struct iscsi_conn *conn = cls_conn->dd_data; | |
99bc5d55 JSJ |
900 | struct beiscsi_hba *phba = NULL; |
901 | ||
902 | phba = ((struct beiscsi_conn *)conn->dd_data)->phba; | |
903 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, | |
904 | "BS_%d : In beiscsi_conn_get_stats\n"); | |
6733b39a | 905 | |
6733b39a JK |
906 | stats->txdata_octets = conn->txdata_octets; |
907 | stats->rxdata_octets = conn->rxdata_octets; | |
908 | stats->dataout_pdus = conn->dataout_pdus_cnt; | |
909 | stats->scsirsp_pdus = conn->scsirsp_pdus_cnt; | |
910 | stats->scsicmd_pdus = conn->scsicmd_pdus_cnt; | |
911 | stats->datain_pdus = conn->datain_pdus_cnt; | |
912 | stats->tmfrsp_pdus = conn->tmfrsp_pdus_cnt; | |
913 | stats->tmfcmd_pdus = conn->tmfcmd_pdus_cnt; | |
914 | stats->r2t_pdus = conn->r2t_pdus_cnt; | |
915 | stats->digest_err = 0; | |
916 | stats->timeout_err = 0; | |
915aafd8 | 917 | stats->custom_length = 1; |
6733b39a JK |
918 | strcpy(stats->custom[0].desc, "eh_abort_cnt"); |
919 | stats->custom[0].value = conn->eh_abort_cnt; | |
920 | } | |
921 | ||
922 | /** | |
923 | * beiscsi_set_params_for_offld - get the parameters for offload | |
924 | * @beiscsi_conn: pointer to beiscsi_conn | |
925 | * @params: pointer to offload_params structure | |
926 | */ | |
927 | static void beiscsi_set_params_for_offld(struct beiscsi_conn *beiscsi_conn, | |
928 | struct beiscsi_offload_params *params) | |
929 | { | |
930 | struct iscsi_conn *conn = beiscsi_conn->conn; | |
931 | struct iscsi_session *session = conn->session; | |
932 | ||
933 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, max_burst_length, | |
934 | params, session->max_burst); | |
935 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, | |
936 | max_send_data_segment_length, params, | |
937 | conn->max_xmit_dlength); | |
938 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, first_burst_length, | |
939 | params, session->first_burst); | |
940 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, erl, params, | |
941 | session->erl); | |
942 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, dde, params, | |
943 | conn->datadgst_en); | |
944 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, hde, params, | |
945 | conn->hdrdgst_en); | |
946 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, ir2t, params, | |
947 | session->initial_r2t_en); | |
948 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, imd, params, | |
949 | session->imm_data_en); | |
acb9693c JSJ |
950 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, |
951 | data_seq_inorder, params, | |
952 | session->dataseq_inorder_en); | |
953 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, | |
954 | pdu_seq_inorder, params, | |
955 | session->pdu_inorder_en); | |
956 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, max_r2t, params, | |
957 | session->max_r2t); | |
6733b39a JK |
958 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, exp_statsn, params, |
959 | (conn->exp_statsn - 1)); | |
7331613e JK |
960 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, |
961 | max_recv_data_segment_length, params, | |
962 | conn->max_recv_dlength); | |
963 | ||
6733b39a JK |
964 | } |
965 | ||
966 | /** | |
967 | * beiscsi_conn_start - offload of session to chip | |
968 | * @cls_conn: pointer to beiscsi_conn | |
969 | */ | |
970 | int beiscsi_conn_start(struct iscsi_cls_conn *cls_conn) | |
971 | { | |
972 | struct iscsi_conn *conn = cls_conn->dd_data; | |
973 | struct beiscsi_conn *beiscsi_conn = conn->dd_data; | |
974 | struct beiscsi_endpoint *beiscsi_ep; | |
975 | struct beiscsi_offload_params params; | |
3567f36a | 976 | struct beiscsi_hba *phba; |
6733b39a | 977 | |
3567f36a JK |
978 | phba = ((struct beiscsi_conn *)conn->dd_data)->phba; |
979 | ||
980 | if (phba->state & BE_ADAPTER_PCI_ERR) { | |
981 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, | |
982 | "BS_%d : In PCI_ERROR Recovery\n"); | |
983 | return -EBUSY; | |
984 | } else { | |
985 | beiscsi_log(beiscsi_conn->phba, KERN_INFO, | |
986 | BEISCSI_LOG_CONFIG, | |
987 | "BS_%d : In beiscsi_conn_start\n"); | |
988 | } | |
99bc5d55 | 989 | |
6733b39a JK |
990 | memset(¶ms, 0, sizeof(struct beiscsi_offload_params)); |
991 | beiscsi_ep = beiscsi_conn->ep; | |
992 | if (!beiscsi_ep) | |
99bc5d55 JSJ |
993 | beiscsi_log(beiscsi_conn->phba, KERN_ERR, |
994 | BEISCSI_LOG_CONFIG, | |
995 | "BS_%d : In beiscsi_conn_start , no beiscsi_ep\n"); | |
6733b39a | 996 | |
6733b39a JK |
997 | beiscsi_conn->login_in_progress = 0; |
998 | beiscsi_set_params_for_offld(beiscsi_conn, ¶ms); | |
999 | beiscsi_offload_connection(beiscsi_conn, ¶ms); | |
1000 | iscsi_conn_start(cls_conn); | |
1001 | return 0; | |
1002 | } | |
1003 | ||
1004 | /** | |
1005 | * beiscsi_get_cid - Allocate a cid | |
1006 | * @phba: The phba instance | |
1007 | */ | |
1008 | static int beiscsi_get_cid(struct beiscsi_hba *phba) | |
1009 | { | |
0a3db7c0 JK |
1010 | unsigned short cid = 0xFFFF, cid_from_ulp; |
1011 | struct ulp_cid_info *cid_info = NULL; | |
1012 | uint16_t cid_avlbl_ulp0, cid_avlbl_ulp1; | |
1013 | ||
1014 | /* Find the ULP which has more CID available */ | |
1015 | cid_avlbl_ulp0 = (phba->cid_array_info[BEISCSI_ULP0]) ? | |
1016 | BEISCSI_ULP0_AVLBL_CID(phba) : 0; | |
1017 | cid_avlbl_ulp1 = (phba->cid_array_info[BEISCSI_ULP1]) ? | |
1018 | BEISCSI_ULP1_AVLBL_CID(phba) : 0; | |
1019 | cid_from_ulp = (cid_avlbl_ulp0 > cid_avlbl_ulp1) ? | |
1020 | BEISCSI_ULP0 : BEISCSI_ULP1; | |
1021 | ||
1022 | if (test_bit(cid_from_ulp, (void *)&phba->fw_config.ulp_supported)) { | |
1023 | cid_info = phba->cid_array_info[cid_from_ulp]; | |
1024 | if (!cid_info->avlbl_cids) | |
1025 | return cid; | |
1026 | ||
1027 | cid = cid_info->cid_array[cid_info->cid_alloc++]; | |
1028 | ||
1029 | if (cid_info->cid_alloc == BEISCSI_GET_CID_COUNT( | |
1030 | phba, cid_from_ulp)) | |
1031 | cid_info->cid_alloc = 0; | |
1032 | ||
1033 | cid_info->avlbl_cids--; | |
1034 | } | |
6733b39a JK |
1035 | return cid; |
1036 | } | |
1037 | ||
fa95d206 MC |
1038 | /** |
1039 | * beiscsi_put_cid - Free the cid | |
1040 | * @phba: The phba for which the cid is being freed | |
1041 | * @cid: The cid to free | |
1042 | */ | |
1043 | static void beiscsi_put_cid(struct beiscsi_hba *phba, unsigned short cid) | |
1044 | { | |
0a3db7c0 JK |
1045 | uint16_t cid_post_ulp; |
1046 | struct hwi_controller *phwi_ctrlr; | |
1047 | struct hwi_wrb_context *pwrb_context; | |
1048 | struct ulp_cid_info *cid_info = NULL; | |
1049 | uint16_t cri_index = BE_GET_CRI_FROM_CID(cid); | |
1050 | ||
1051 | phwi_ctrlr = phba->phwi_ctrlr; | |
1052 | pwrb_context = &phwi_ctrlr->wrb_context[cri_index]; | |
1053 | cid_post_ulp = pwrb_context->ulp_num; | |
1054 | ||
1055 | cid_info = phba->cid_array_info[cid_post_ulp]; | |
1056 | cid_info->avlbl_cids++; | |
1057 | ||
1058 | cid_info->cid_array[cid_info->cid_free++] = cid; | |
1059 | if (cid_info->cid_free == BEISCSI_GET_CID_COUNT(phba, cid_post_ulp)) | |
1060 | cid_info->cid_free = 0; | |
fa95d206 MC |
1061 | } |
1062 | ||
1063 | /** | |
1064 | * beiscsi_free_ep - free endpoint | |
1065 | * @ep: pointer to iscsi endpoint structure | |
1066 | */ | |
1067 | static void beiscsi_free_ep(struct beiscsi_endpoint *beiscsi_ep) | |
1068 | { | |
1069 | struct beiscsi_hba *phba = beiscsi_ep->phba; | |
43f388b0 | 1070 | struct beiscsi_conn *beiscsi_conn; |
fa95d206 MC |
1071 | |
1072 | beiscsi_put_cid(phba, beiscsi_ep->ep_cid); | |
1073 | beiscsi_ep->phba = NULL; | |
a7909b39 JK |
1074 | phba->ep_array[BE_GET_CRI_FROM_CID |
1075 | (beiscsi_ep->ep_cid)] = NULL; | |
43f388b0 JK |
1076 | |
1077 | /** | |
1078 | * Check if any connection resource allocated by driver | |
1079 | * is to be freed.This case occurs when target redirection | |
1080 | * or connection retry is done. | |
1081 | **/ | |
1082 | if (!beiscsi_ep->conn) | |
1083 | return; | |
1084 | ||
1085 | beiscsi_conn = beiscsi_ep->conn; | |
1086 | if (beiscsi_conn->login_in_progress) { | |
4a4a11b9 JK |
1087 | beiscsi_free_mgmt_task_handles(beiscsi_conn, |
1088 | beiscsi_conn->task); | |
43f388b0 JK |
1089 | beiscsi_conn->login_in_progress = 0; |
1090 | } | |
fa95d206 MC |
1091 | } |
1092 | ||
6733b39a JK |
1093 | /** |
1094 | * beiscsi_open_conn - Ask FW to open a TCP connection | |
1095 | * @ep: endpoint to be used | |
1096 | * @src_addr: The source IP address | |
1097 | * @dst_addr: The Destination IP address | |
1098 | * | |
1099 | * Asks the FW to open a TCP connection | |
1100 | */ | |
1101 | static int beiscsi_open_conn(struct iscsi_endpoint *ep, | |
1102 | struct sockaddr *src_addr, | |
1103 | struct sockaddr *dst_addr, int non_blocking) | |
1104 | { | |
1105 | struct beiscsi_endpoint *beiscsi_ep = ep->dd_data; | |
1106 | struct beiscsi_hba *phba = beiscsi_ep->phba; | |
756d29c8 | 1107 | struct tcp_connect_and_offload_out *ptcpcnct_out; |
3cbb7a74 | 1108 | struct be_dma_mem nonemb_cmd; |
b3c202dc | 1109 | unsigned int tag, req_memsize; |
d3ad2bb3 | 1110 | int ret = -ENOMEM; |
6733b39a | 1111 | |
99bc5d55 JSJ |
1112 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, |
1113 | "BS_%d : In beiscsi_open_conn\n"); | |
1114 | ||
6733b39a JK |
1115 | beiscsi_ep->ep_cid = beiscsi_get_cid(phba); |
1116 | if (beiscsi_ep->ep_cid == 0xFFFF) { | |
99bc5d55 JSJ |
1117 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
1118 | "BS_%d : No free cid available\n"); | |
6733b39a JK |
1119 | return ret; |
1120 | } | |
99bc5d55 JSJ |
1121 | |
1122 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, | |
1123 | "BS_%d : In beiscsi_open_conn, ep_cid=%d\n", | |
1124 | beiscsi_ep->ep_cid); | |
1125 | ||
a7909b39 JK |
1126 | phba->ep_array[BE_GET_CRI_FROM_CID |
1127 | (beiscsi_ep->ep_cid)] = ep; | |
6733b39a JK |
1128 | |
1129 | beiscsi_ep->cid_vld = 0; | |
b3c202dc JK |
1130 | |
1131 | if (is_chip_be2_be3r(phba)) | |
1132 | req_memsize = sizeof(struct tcp_connect_and_offload_in); | |
1133 | else | |
1134 | req_memsize = sizeof(struct tcp_connect_and_offload_in_v1); | |
1135 | ||
3cbb7a74 | 1136 | nonemb_cmd.va = pci_alloc_consistent(phba->ctrl.pdev, |
b3c202dc | 1137 | req_memsize, |
3cbb7a74 JK |
1138 | &nonemb_cmd.dma); |
1139 | if (nonemb_cmd.va == NULL) { | |
99bc5d55 JSJ |
1140 | |
1141 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, | |
1142 | "BS_%d : Failed to allocate memory for" | |
1143 | " mgmt_open_connection\n"); | |
1144 | ||
a7909b39 | 1145 | beiscsi_free_ep(beiscsi_ep); |
3cbb7a74 JK |
1146 | return -ENOMEM; |
1147 | } | |
b3c202dc | 1148 | nonemb_cmd.size = req_memsize; |
3cbb7a74 JK |
1149 | memset(nonemb_cmd.va, 0, nonemb_cmd.size); |
1150 | tag = mgmt_open_connection(phba, dst_addr, beiscsi_ep, &nonemb_cmd); | |
1e234bbb | 1151 | if (tag <= 0) { |
99bc5d55 JSJ |
1152 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
1153 | "BS_%d : mgmt_open_connection Failed for cid=%d\n", | |
1154 | beiscsi_ep->ep_cid); | |
1155 | ||
3cbb7a74 JK |
1156 | pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, |
1157 | nonemb_cmd.va, nonemb_cmd.dma); | |
a7909b39 | 1158 | beiscsi_free_ep(beiscsi_ep); |
1f92638f | 1159 | return -EAGAIN; |
756d29c8 | 1160 | } |
e175defe | 1161 | |
1957aa7f | 1162 | ret = beiscsi_mccq_compl(phba, tag, NULL, &nonemb_cmd); |
e175defe | 1163 | if (ret) { |
99bc5d55 JSJ |
1164 | beiscsi_log(phba, KERN_ERR, |
1165 | BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, | |
e175defe | 1166 | "BS_%d : mgmt_open_connection Failed"); |
99bc5d55 | 1167 | |
1957aa7f JK |
1168 | if (ret != -EBUSY) |
1169 | pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, | |
1170 | nonemb_cmd.va, nonemb_cmd.dma); | |
1171 | ||
a7909b39 | 1172 | beiscsi_free_ep(beiscsi_ep); |
1957aa7f | 1173 | return ret; |
756d29c8 | 1174 | } |
e175defe | 1175 | |
1e234bbb | 1176 | ptcpcnct_out = (struct tcp_connect_and_offload_out *)nonemb_cmd.va; |
e175defe JSJ |
1177 | beiscsi_ep = ep->dd_data; |
1178 | beiscsi_ep->fw_handle = ptcpcnct_out->connection_handle; | |
1179 | beiscsi_ep->cid_vld = 1; | |
1180 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, | |
1181 | "BS_%d : mgmt_open_connection Success\n"); | |
1182 | ||
3cbb7a74 JK |
1183 | pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, |
1184 | nonemb_cmd.va, nonemb_cmd.dma); | |
756d29c8 | 1185 | return 0; |
6733b39a JK |
1186 | } |
1187 | ||
1188 | /** | |
1189 | * beiscsi_ep_connect - Ask chip to create TCP Conn | |
1190 | * @scsi_host: Pointer to scsi_host structure | |
1191 | * @dst_addr: The IP address of Target | |
1192 | * @non_blocking: blocking or non-blocking call | |
1193 | * | |
1194 | * This routines first asks chip to create a connection and then allocates an EP | |
1195 | */ | |
1196 | struct iscsi_endpoint * | |
1197 | beiscsi_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr, | |
1198 | int non_blocking) | |
1199 | { | |
1200 | struct beiscsi_hba *phba; | |
1201 | struct beiscsi_endpoint *beiscsi_ep; | |
1202 | struct iscsi_endpoint *ep; | |
1203 | int ret; | |
1204 | ||
6733b39a JK |
1205 | if (shost) |
1206 | phba = iscsi_host_priv(shost); | |
1207 | else { | |
1208 | ret = -ENXIO; | |
99bc5d55 JSJ |
1209 | printk(KERN_ERR |
1210 | "beiscsi_ep_connect shost is NULL\n"); | |
6733b39a JK |
1211 | return ERR_PTR(ret); |
1212 | } | |
bfead3b2 | 1213 | |
cf6e3c64 JK |
1214 | if (beiscsi_error(phba)) { |
1215 | ret = -EIO; | |
1216 | beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, | |
1217 | "BS_%d : The FW state Not Stable!!!\n"); | |
1218 | return ERR_PTR(ret); | |
1219 | } | |
1220 | ||
3567f36a JK |
1221 | if (phba->state & BE_ADAPTER_PCI_ERR) { |
1222 | ret = -EBUSY; | |
1223 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, | |
1224 | "BS_%d : In PCI_ERROR Recovery\n"); | |
1225 | return ERR_PTR(ret); | |
1226 | } else if (phba->state & BE_ADAPTER_LINK_DOWN) { | |
bfead3b2 | 1227 | ret = -EBUSY; |
8359c79b JSJ |
1228 | beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, |
1229 | "BS_%d : The Adapter Port state is Down!!!\n"); | |
bfead3b2 JK |
1230 | return ERR_PTR(ret); |
1231 | } | |
1232 | ||
6733b39a JK |
1233 | ep = iscsi_create_endpoint(sizeof(struct beiscsi_endpoint)); |
1234 | if (!ep) { | |
1235 | ret = -ENOMEM; | |
1236 | return ERR_PTR(ret); | |
1237 | } | |
1238 | ||
1239 | beiscsi_ep = ep->dd_data; | |
1240 | beiscsi_ep->phba = phba; | |
c2462288 | 1241 | beiscsi_ep->openiscsi_ep = ep; |
f5ed7bd4 JK |
1242 | ret = beiscsi_open_conn(ep, NULL, dst_addr, non_blocking); |
1243 | if (ret) { | |
99bc5d55 JSJ |
1244 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
1245 | "BS_%d : Failed in beiscsi_open_conn\n"); | |
6733b39a JK |
1246 | goto free_ep; |
1247 | } | |
1248 | ||
1249 | return ep; | |
1250 | ||
1251 | free_ep: | |
fa95d206 | 1252 | iscsi_destroy_endpoint(ep); |
6733b39a JK |
1253 | return ERR_PTR(ret); |
1254 | } | |
1255 | ||
1256 | /** | |
1257 | * beiscsi_ep_poll - Poll to see if connection is established | |
1258 | * @ep: endpoint to be used | |
1259 | * @timeout_ms: timeout specified in millisecs | |
1260 | * | |
1261 | * Poll to see if TCP connection established | |
1262 | */ | |
1263 | int beiscsi_ep_poll(struct iscsi_endpoint *ep, int timeout_ms) | |
1264 | { | |
1265 | struct beiscsi_endpoint *beiscsi_ep = ep->dd_data; | |
1266 | ||
99bc5d55 JSJ |
1267 | beiscsi_log(beiscsi_ep->phba, KERN_INFO, BEISCSI_LOG_CONFIG, |
1268 | "BS_%d : In beiscsi_ep_poll\n"); | |
1269 | ||
6733b39a JK |
1270 | if (beiscsi_ep->cid_vld == 1) |
1271 | return 1; | |
1272 | else | |
1273 | return 0; | |
1274 | } | |
1275 | ||
b7ab35b1 JK |
1276 | /** |
1277 | * beiscsi_flush_cq()- Flush the CQ created. | |
1278 | * @phba: ptr device priv structure. | |
1279 | * | |
1280 | * Before the connection resource are freed flush | |
1281 | * all the CQ enteries | |
1282 | **/ | |
1283 | static void beiscsi_flush_cq(struct beiscsi_hba *phba) | |
1284 | { | |
1285 | uint16_t i; | |
1286 | struct be_eq_obj *pbe_eq; | |
1287 | struct hwi_controller *phwi_ctrlr; | |
1288 | struct hwi_context_memory *phwi_context; | |
1289 | ||
1290 | phwi_ctrlr = phba->phwi_ctrlr; | |
1291 | phwi_context = phwi_ctrlr->phwi_ctxt; | |
1292 | ||
1293 | for (i = 0; i < phba->num_cpus; i++) { | |
1294 | pbe_eq = &phwi_context->be_eq[i]; | |
1295 | blk_iopoll_disable(&pbe_eq->iopoll); | |
1296 | beiscsi_process_cq(pbe_eq); | |
1297 | blk_iopoll_enable(&pbe_eq->iopoll); | |
1298 | } | |
1299 | } | |
1300 | ||
6733b39a JK |
1301 | /** |
1302 | * beiscsi_close_conn - Upload the connection | |
1303 | * @ep: The iscsi endpoint | |
1304 | * @flag: The type of connection closure | |
1305 | */ | |
c2462288 | 1306 | static int beiscsi_close_conn(struct beiscsi_endpoint *beiscsi_ep, int flag) |
6733b39a JK |
1307 | { |
1308 | int ret = 0; | |
756d29c8 | 1309 | unsigned int tag; |
6733b39a JK |
1310 | struct beiscsi_hba *phba = beiscsi_ep->phba; |
1311 | ||
756d29c8 JK |
1312 | tag = mgmt_upload_connection(phba, beiscsi_ep->ep_cid, flag); |
1313 | if (!tag) { | |
99bc5d55 JSJ |
1314 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, |
1315 | "BS_%d : upload failed for cid 0x%x\n", | |
1316 | beiscsi_ep->ep_cid); | |
1317 | ||
d3ad2bb3 | 1318 | ret = -EAGAIN; |
6733b39a | 1319 | } |
e175defe JSJ |
1320 | |
1321 | ret = beiscsi_mccq_compl(phba, tag, NULL, NULL); | |
b7ab35b1 JK |
1322 | |
1323 | /* Flush the CQ entries */ | |
1324 | beiscsi_flush_cq(phba); | |
1325 | ||
6733b39a JK |
1326 | return ret; |
1327 | } | |
1328 | ||
6733b39a JK |
1329 | /** |
1330 | * beiscsi_unbind_conn_to_cid - Unbind the beiscsi_conn from phba conn table | |
1331 | * @phba: The phba instance | |
1332 | * @cid: The cid to free | |
1333 | */ | |
1334 | static int beiscsi_unbind_conn_to_cid(struct beiscsi_hba *phba, | |
1335 | unsigned int cid) | |
1336 | { | |
a7909b39 JK |
1337 | uint16_t cri_index = BE_GET_CRI_FROM_CID(cid); |
1338 | ||
1339 | if (phba->conn_table[cri_index]) | |
1340 | phba->conn_table[cri_index] = NULL; | |
6733b39a | 1341 | else { |
99bc5d55 JSJ |
1342 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, |
1343 | "BS_%d : Connection table Not occupied.\n"); | |
6733b39a JK |
1344 | return -EINVAL; |
1345 | } | |
1346 | return 0; | |
1347 | } | |
1348 | ||
1349 | /** | |
fa95d206 MC |
1350 | * beiscsi_ep_disconnect - Tears down the TCP connection |
1351 | * @ep: endpoint to be used | |
1352 | * | |
1353 | * Tears down the TCP connection | |
6733b39a | 1354 | */ |
fa95d206 | 1355 | void beiscsi_ep_disconnect(struct iscsi_endpoint *ep) |
6733b39a | 1356 | { |
fa95d206 | 1357 | struct beiscsi_conn *beiscsi_conn; |
6733b39a | 1358 | struct beiscsi_endpoint *beiscsi_ep; |
fa95d206 | 1359 | struct beiscsi_hba *phba; |
756d29c8 | 1360 | unsigned int tag; |
0a513dd8 | 1361 | uint8_t mgmt_invalidate_flag, tcp_upload_flag; |
6733b39a JK |
1362 | unsigned short savecfg_flag = CMD_ISCSI_SESSION_SAVE_CFG_ON_FLASH; |
1363 | ||
fa95d206 MC |
1364 | beiscsi_ep = ep->dd_data; |
1365 | phba = beiscsi_ep->phba; | |
99bc5d55 JSJ |
1366 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, |
1367 | "BS_%d : In beiscsi_ep_disconnect for ep_cid = %d\n", | |
1368 | beiscsi_ep->ep_cid); | |
fa95d206 | 1369 | |
0a513dd8 JSJ |
1370 | if (beiscsi_ep->conn) { |
1371 | beiscsi_conn = beiscsi_ep->conn; | |
1372 | iscsi_suspend_queue(beiscsi_conn->conn); | |
1373 | mgmt_invalidate_flag = ~BEISCSI_NO_RST_ISSUE; | |
1374 | tcp_upload_flag = CONNECTION_UPLOAD_GRACEFUL; | |
1375 | } else { | |
1376 | mgmt_invalidate_flag = BEISCSI_NO_RST_ISSUE; | |
1377 | tcp_upload_flag = CONNECTION_UPLOAD_ABORT; | |
6733b39a | 1378 | } |
fa95d206 | 1379 | |
3567f36a JK |
1380 | if (phba->state & BE_ADAPTER_PCI_ERR) { |
1381 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, | |
1382 | "BS_%d : PCI_ERROR Recovery\n"); | |
1383 | goto free_ep; | |
1384 | } | |
1385 | ||
756d29c8 | 1386 | tag = mgmt_invalidate_connection(phba, beiscsi_ep, |
0a513dd8 JSJ |
1387 | beiscsi_ep->ep_cid, |
1388 | mgmt_invalidate_flag, | |
1389 | savecfg_flag); | |
756d29c8 | 1390 | if (!tag) { |
99bc5d55 | 1391 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
0a513dd8 | 1392 | "BS_%d : mgmt_invalidate_connection Failed for cid=%d\n", |
99bc5d55 | 1393 | beiscsi_ep->ep_cid); |
6733b39a | 1394 | } |
fa95d206 | 1395 | |
e175defe | 1396 | beiscsi_mccq_compl(phba, tag, NULL, NULL); |
0a513dd8 | 1397 | beiscsi_close_conn(beiscsi_ep, tcp_upload_flag); |
3567f36a | 1398 | free_ep: |
9343be74 | 1399 | msleep(BEISCSI_LOGOUT_SYNC_DELAY); |
c2462288 | 1400 | beiscsi_free_ep(beiscsi_ep); |
6733b39a | 1401 | beiscsi_unbind_conn_to_cid(phba, beiscsi_ep->ep_cid); |
fa95d206 | 1402 | iscsi_destroy_endpoint(beiscsi_ep->openiscsi_ep); |
6733b39a | 1403 | } |
3128c6c7 | 1404 | |
587a1f16 | 1405 | umode_t be2iscsi_attr_is_visible(int param_type, int param) |
3128c6c7 MC |
1406 | { |
1407 | switch (param_type) { | |
0e43895e MC |
1408 | case ISCSI_NET_PARAM: |
1409 | switch (param) { | |
1410 | case ISCSI_NET_PARAM_IFACE_ENABLE: | |
1411 | case ISCSI_NET_PARAM_IPV4_ADDR: | |
1412 | case ISCSI_NET_PARAM_IPV4_SUBNET: | |
1413 | case ISCSI_NET_PARAM_IPV4_BOOTPROTO: | |
1414 | case ISCSI_NET_PARAM_IPV4_GW: | |
1415 | case ISCSI_NET_PARAM_IPV6_ADDR: | |
6f72238e JSJ |
1416 | case ISCSI_NET_PARAM_VLAN_ID: |
1417 | case ISCSI_NET_PARAM_VLAN_PRIORITY: | |
1418 | case ISCSI_NET_PARAM_VLAN_ENABLED: | |
0e43895e MC |
1419 | return S_IRUGO; |
1420 | default: | |
1421 | return 0; | |
1422 | } | |
f27fb2ef MC |
1423 | case ISCSI_HOST_PARAM: |
1424 | switch (param) { | |
1425 | case ISCSI_HOST_PARAM_HWADDRESS: | |
c62eef0d JSJ |
1426 | case ISCSI_HOST_PARAM_INITIATOR_NAME: |
1427 | case ISCSI_HOST_PARAM_PORT_STATE: | |
1428 | case ISCSI_HOST_PARAM_PORT_SPEED: | |
f27fb2ef MC |
1429 | return S_IRUGO; |
1430 | default: | |
1431 | return 0; | |
1432 | } | |
3128c6c7 MC |
1433 | case ISCSI_PARAM: |
1434 | switch (param) { | |
1435 | case ISCSI_PARAM_MAX_RECV_DLENGTH: | |
1436 | case ISCSI_PARAM_MAX_XMIT_DLENGTH: | |
1437 | case ISCSI_PARAM_HDRDGST_EN: | |
1438 | case ISCSI_PARAM_DATADGST_EN: | |
1439 | case ISCSI_PARAM_CONN_ADDRESS: | |
1440 | case ISCSI_PARAM_CONN_PORT: | |
1441 | case ISCSI_PARAM_EXP_STATSN: | |
1442 | case ISCSI_PARAM_PERSISTENT_ADDRESS: | |
1443 | case ISCSI_PARAM_PERSISTENT_PORT: | |
1444 | case ISCSI_PARAM_PING_TMO: | |
1445 | case ISCSI_PARAM_RECV_TMO: | |
1d063c17 MC |
1446 | case ISCSI_PARAM_INITIAL_R2T_EN: |
1447 | case ISCSI_PARAM_MAX_R2T: | |
1448 | case ISCSI_PARAM_IMM_DATA_EN: | |
1449 | case ISCSI_PARAM_FIRST_BURST: | |
1450 | case ISCSI_PARAM_MAX_BURST: | |
1451 | case ISCSI_PARAM_PDU_INORDER_EN: | |
1452 | case ISCSI_PARAM_DATASEQ_INORDER_EN: | |
1453 | case ISCSI_PARAM_ERL: | |
1454 | case ISCSI_PARAM_TARGET_NAME: | |
1455 | case ISCSI_PARAM_TPGT: | |
1456 | case ISCSI_PARAM_USERNAME: | |
1457 | case ISCSI_PARAM_PASSWORD: | |
1458 | case ISCSI_PARAM_USERNAME_IN: | |
1459 | case ISCSI_PARAM_PASSWORD_IN: | |
1460 | case ISCSI_PARAM_FAST_ABORT: | |
1461 | case ISCSI_PARAM_ABORT_TMO: | |
1462 | case ISCSI_PARAM_LU_RESET_TMO: | |
1463 | case ISCSI_PARAM_IFACE_NAME: | |
1464 | case ISCSI_PARAM_INITIATOR_NAME: | |
3128c6c7 MC |
1465 | return S_IRUGO; |
1466 | default: | |
1467 | return 0; | |
1468 | } | |
1469 | } | |
1470 | ||
1471 | return 0; | |
1472 | } |