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6733b39a | 1 | /** |
c4f39bda | 2 | * Copyright (C) 2005 - 2015 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 | * | |
4627de93 | 10 | * Written by: Jayamohan Kallickal (jayamohan.kallickal@avagotech.com) |
6733b39a JK |
11 | * |
12 | * Contact Information: | |
4627de93 | 13 | * linux-drivers@avagotech.com |
6733b39a | 14 | * |
c4f39bda | 15 | * Emulex |
255fa9a3 JK |
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); | |
3c9d903b | 370 | int ret; |
6f72238e JSJ |
371 | |
372 | /* Get the Interface Handle */ | |
3c9d903b JB |
373 | ret = mgmt_get_all_if_id(phba); |
374 | if (ret) { | |
6f72238e JSJ |
375 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
376 | "BS_%d : Getting Interface Handle Failed\n"); | |
3c9d903b | 377 | return ret; |
6f72238e JSJ |
378 | } |
379 | ||
380 | switch (iface_param->param) { | |
381 | case ISCSI_NET_PARAM_VLAN_ENABLED: | |
382 | if (iface_param->value[0] != ISCSI_VLAN_ENABLE) | |
383 | ret = mgmt_set_vlan(phba, BEISCSI_VLAN_DISABLE); | |
384 | break; | |
385 | case ISCSI_NET_PARAM_VLAN_TAG: | |
386 | ret = mgmt_set_vlan(phba, | |
387 | *((uint16_t *)iface_param->value)); | |
388 | break; | |
389 | default: | |
390 | beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, | |
b23f7a09 | 391 | "BS_%d : Unknown Param Type : %d\n", |
6f72238e JSJ |
392 | iface_param->param); |
393 | return -ENOSYS; | |
394 | } | |
395 | return ret; | |
396 | } | |
397 | ||
398 | ||
0e43895e MC |
399 | static int |
400 | beiscsi_set_ipv4(struct Scsi_Host *shost, | |
401 | struct iscsi_iface_param_info *iface_param, | |
402 | void *data, uint32_t dt_len) | |
403 | { | |
404 | struct beiscsi_hba *phba = iscsi_host_priv(shost); | |
405 | int ret = 0; | |
406 | ||
407 | /* Check the param */ | |
408 | switch (iface_param->param) { | |
409 | case ISCSI_NET_PARAM_IPV4_GW: | |
410 | ret = mgmt_set_gateway(phba, iface_param); | |
411 | break; | |
412 | case ISCSI_NET_PARAM_IPV4_BOOTPROTO: | |
413 | if (iface_param->value[0] == ISCSI_BOOTPROTO_DHCP) | |
414 | ret = mgmt_set_ip(phba, iface_param, | |
415 | NULL, ISCSI_BOOTPROTO_DHCP); | |
416 | else if (iface_param->value[0] == ISCSI_BOOTPROTO_STATIC) | |
417 | ret = beiscsi_set_static_ip(shost, iface_param, | |
418 | data, dt_len); | |
419 | else | |
99bc5d55 JSJ |
420 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
421 | "BS_%d : Invalid BOOTPROTO: %d\n", | |
422 | iface_param->value[0]); | |
0e43895e MC |
423 | break; |
424 | case ISCSI_NET_PARAM_IFACE_ENABLE: | |
425 | if (iface_param->value[0] == ISCSI_IFACE_ENABLE) | |
426 | ret = beiscsi_create_ipv4_iface(phba); | |
427 | else | |
428 | iscsi_destroy_iface(phba->ipv4_iface); | |
429 | break; | |
430 | case ISCSI_NET_PARAM_IPV4_SUBNET: | |
431 | case ISCSI_NET_PARAM_IPV4_ADDR: | |
432 | ret = beiscsi_set_static_ip(shost, iface_param, | |
433 | data, dt_len); | |
434 | break; | |
6f72238e JSJ |
435 | case ISCSI_NET_PARAM_VLAN_ENABLED: |
436 | case ISCSI_NET_PARAM_VLAN_TAG: | |
437 | ret = beiscsi_set_vlan_tag(shost, iface_param); | |
438 | break; | |
0e43895e | 439 | default: |
99bc5d55 JSJ |
440 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
441 | "BS_%d : Param %d not supported\n", | |
442 | iface_param->param); | |
0e43895e MC |
443 | } |
444 | ||
445 | return ret; | |
446 | } | |
447 | ||
448 | static int | |
449 | beiscsi_set_ipv6(struct Scsi_Host *shost, | |
450 | struct iscsi_iface_param_info *iface_param, | |
451 | void *data, uint32_t dt_len) | |
452 | { | |
453 | struct beiscsi_hba *phba = iscsi_host_priv(shost); | |
454 | int ret = 0; | |
455 | ||
456 | switch (iface_param->param) { | |
457 | case ISCSI_NET_PARAM_IFACE_ENABLE: | |
458 | if (iface_param->value[0] == ISCSI_IFACE_ENABLE) | |
459 | ret = beiscsi_create_ipv6_iface(phba); | |
460 | else { | |
461 | iscsi_destroy_iface(phba->ipv6_iface); | |
462 | ret = 0; | |
463 | } | |
464 | break; | |
465 | case ISCSI_NET_PARAM_IPV6_ADDR: | |
466 | ret = mgmt_set_ip(phba, iface_param, NULL, | |
467 | ISCSI_BOOTPROTO_STATIC); | |
468 | break; | |
c9beb6fa JB |
469 | case ISCSI_NET_PARAM_VLAN_ENABLED: |
470 | case ISCSI_NET_PARAM_VLAN_TAG: | |
471 | ret = beiscsi_set_vlan_tag(shost, iface_param); | |
472 | break; | |
0e43895e | 473 | default: |
99bc5d55 JSJ |
474 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
475 | "BS_%d : Param %d not supported\n", | |
476 | iface_param->param); | |
0e43895e MC |
477 | } |
478 | ||
479 | return ret; | |
480 | } | |
481 | ||
482 | int be2iscsi_iface_set_param(struct Scsi_Host *shost, | |
483 | void *data, uint32_t dt_len) | |
484 | { | |
485 | struct iscsi_iface_param_info *iface_param = NULL; | |
99bc5d55 | 486 | struct beiscsi_hba *phba = iscsi_host_priv(shost); |
0e43895e MC |
487 | struct nlattr *attrib; |
488 | uint32_t rm_len = dt_len; | |
489 | int ret = 0 ; | |
490 | ||
3567f36a JK |
491 | if (phba->state & BE_ADAPTER_PCI_ERR) { |
492 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, | |
493 | "BS_%d : In PCI_ERROR Recovery\n"); | |
494 | return -EBUSY; | |
495 | } | |
496 | ||
0e43895e MC |
497 | nla_for_each_attr(attrib, data, dt_len, rm_len) { |
498 | iface_param = nla_data(attrib); | |
499 | ||
500 | if (iface_param->param_type != ISCSI_NET_PARAM) | |
501 | continue; | |
502 | ||
503 | /* | |
504 | * BE2ISCSI only supports 1 interface | |
505 | */ | |
506 | if (iface_param->iface_num) { | |
99bc5d55 JSJ |
507 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
508 | "BS_%d : Invalid iface_num %d." | |
509 | "Only iface_num 0 is supported.\n", | |
510 | iface_param->iface_num); | |
511 | ||
0e43895e MC |
512 | return -EINVAL; |
513 | } | |
514 | ||
515 | switch (iface_param->iface_type) { | |
516 | case ISCSI_IFACE_TYPE_IPV4: | |
517 | ret = beiscsi_set_ipv4(shost, iface_param, | |
518 | data, dt_len); | |
519 | break; | |
520 | case ISCSI_IFACE_TYPE_IPV6: | |
521 | ret = beiscsi_set_ipv6(shost, iface_param, | |
522 | data, dt_len); | |
523 | break; | |
524 | default: | |
99bc5d55 JSJ |
525 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
526 | "BS_%d : Invalid iface type :%d passed\n", | |
527 | iface_param->iface_type); | |
0e43895e MC |
528 | break; |
529 | } | |
530 | ||
531 | if (ret) | |
532 | return ret; | |
533 | } | |
534 | ||
535 | return ret; | |
536 | } | |
537 | ||
538 | static int be2iscsi_get_if_param(struct beiscsi_hba *phba, | |
539 | struct iscsi_iface *iface, int param, | |
540 | char *buf) | |
541 | { | |
1f536d49 | 542 | struct be_cmd_get_if_info_resp *if_info; |
0e43895e MC |
543 | int len, ip_type = BE2_IPV4; |
544 | ||
0e43895e MC |
545 | if (iface->iface_type == ISCSI_IFACE_TYPE_IPV6) |
546 | ip_type = BE2_IPV6; | |
547 | ||
548 | len = mgmt_get_if_info(phba, ip_type, &if_info); | |
0e7c60cb | 549 | if (len) |
0e43895e MC |
550 | return len; |
551 | ||
552 | switch (param) { | |
553 | case ISCSI_NET_PARAM_IPV4_ADDR: | |
1f536d49 | 554 | len = sprintf(buf, "%pI4\n", if_info->ip_addr.addr); |
0e43895e MC |
555 | break; |
556 | case ISCSI_NET_PARAM_IPV6_ADDR: | |
1f536d49 | 557 | len = sprintf(buf, "%pI6\n", if_info->ip_addr.addr); |
0e43895e MC |
558 | break; |
559 | case ISCSI_NET_PARAM_IPV4_BOOTPROTO: | |
1f536d49 | 560 | if (!if_info->dhcp_state) |
8359c79b | 561 | len = sprintf(buf, "static\n"); |
0e43895e | 562 | else |
8359c79b | 563 | len = sprintf(buf, "dhcp\n"); |
0e43895e MC |
564 | break; |
565 | case ISCSI_NET_PARAM_IPV4_SUBNET: | |
1f536d49 | 566 | len = sprintf(buf, "%pI4\n", if_info->ip_addr.subnet_mask); |
0e43895e | 567 | break; |
6f72238e JSJ |
568 | case ISCSI_NET_PARAM_VLAN_ENABLED: |
569 | len = sprintf(buf, "%s\n", | |
1f536d49 | 570 | (if_info->vlan_priority == BEISCSI_VLAN_DISABLE) |
8359c79b | 571 | ? "Disabled\n" : "Enabled\n"); |
6f72238e JSJ |
572 | break; |
573 | case ISCSI_NET_PARAM_VLAN_ID: | |
1f536d49 | 574 | if (if_info->vlan_priority == BEISCSI_VLAN_DISABLE) |
0e7c60cb | 575 | len = -EINVAL; |
6f72238e JSJ |
576 | else |
577 | len = sprintf(buf, "%d\n", | |
1f536d49 | 578 | (if_info->vlan_priority & |
6f72238e JSJ |
579 | ISCSI_MAX_VLAN_ID)); |
580 | break; | |
581 | case ISCSI_NET_PARAM_VLAN_PRIORITY: | |
1f536d49 | 582 | if (if_info->vlan_priority == BEISCSI_VLAN_DISABLE) |
0e7c60cb | 583 | len = -EINVAL; |
6f72238e JSJ |
584 | else |
585 | len = sprintf(buf, "%d\n", | |
1f536d49 | 586 | ((if_info->vlan_priority >> 13) & |
6f72238e JSJ |
587 | ISCSI_MAX_VLAN_PRIORITY)); |
588 | break; | |
0e43895e MC |
589 | default: |
590 | WARN_ON(1); | |
591 | } | |
592 | ||
1f536d49 | 593 | kfree(if_info); |
0e43895e MC |
594 | return len; |
595 | } | |
596 | ||
597 | int be2iscsi_iface_get_param(struct iscsi_iface *iface, | |
598 | enum iscsi_param_type param_type, | |
599 | int param, char *buf) | |
600 | { | |
601 | struct Scsi_Host *shost = iscsi_iface_to_shost(iface); | |
602 | struct beiscsi_hba *phba = iscsi_host_priv(shost); | |
603 | struct be_cmd_get_def_gateway_resp gateway; | |
604 | int len = -ENOSYS; | |
605 | ||
3567f36a JK |
606 | if (phba->state & BE_ADAPTER_PCI_ERR) { |
607 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, | |
608 | "BS_%d : In PCI_ERROR Recovery\n"); | |
609 | return -EBUSY; | |
610 | } | |
611 | ||
0e43895e MC |
612 | switch (param) { |
613 | case ISCSI_NET_PARAM_IPV4_ADDR: | |
614 | case ISCSI_NET_PARAM_IPV4_SUBNET: | |
615 | case ISCSI_NET_PARAM_IPV4_BOOTPROTO: | |
616 | case ISCSI_NET_PARAM_IPV6_ADDR: | |
6f72238e JSJ |
617 | case ISCSI_NET_PARAM_VLAN_ENABLED: |
618 | case ISCSI_NET_PARAM_VLAN_ID: | |
619 | case ISCSI_NET_PARAM_VLAN_PRIORITY: | |
0e43895e MC |
620 | len = be2iscsi_get_if_param(phba, iface, param, buf); |
621 | break; | |
622 | case ISCSI_NET_PARAM_IFACE_ENABLE: | |
8359c79b | 623 | len = sprintf(buf, "enabled\n"); |
0e43895e MC |
624 | break; |
625 | case ISCSI_NET_PARAM_IPV4_GW: | |
626 | memset(&gateway, 0, sizeof(gateway)); | |
627 | len = mgmt_get_gateway(phba, BE2_IPV4, &gateway); | |
628 | if (!len) | |
629 | len = sprintf(buf, "%pI4\n", &gateway.ip_addr.addr); | |
630 | break; | |
631 | default: | |
632 | len = -ENOSYS; | |
633 | } | |
634 | ||
635 | return len; | |
636 | } | |
637 | ||
6733b39a | 638 | /** |
c7f7fd5b MC |
639 | * beiscsi_ep_get_param - get the iscsi parameter |
640 | * @ep: pointer to iscsi ep | |
6733b39a JK |
641 | * @param: parameter type identifier |
642 | * @buf: buffer pointer | |
643 | * | |
644 | * returns iscsi parameter | |
645 | */ | |
c7f7fd5b | 646 | int beiscsi_ep_get_param(struct iscsi_endpoint *ep, |
6733b39a JK |
647 | enum iscsi_param param, char *buf) |
648 | { | |
c7f7fd5b | 649 | struct beiscsi_endpoint *beiscsi_ep = ep->dd_data; |
6733b39a JK |
650 | int len = 0; |
651 | ||
99bc5d55 JSJ |
652 | beiscsi_log(beiscsi_ep->phba, KERN_INFO, |
653 | BEISCSI_LOG_CONFIG, | |
654 | "BS_%d : In beiscsi_ep_get_param," | |
655 | " param= %d\n", param); | |
6733b39a JK |
656 | |
657 | switch (param) { | |
658 | case ISCSI_PARAM_CONN_PORT: | |
659 | len = sprintf(buf, "%hu\n", beiscsi_ep->dst_tcpport); | |
660 | break; | |
661 | case ISCSI_PARAM_CONN_ADDRESS: | |
662 | if (beiscsi_ep->ip_type == BE2_IPV4) | |
663 | len = sprintf(buf, "%pI4\n", &beiscsi_ep->dst_addr); | |
664 | else | |
665 | len = sprintf(buf, "%pI6\n", &beiscsi_ep->dst6_addr); | |
666 | break; | |
667 | default: | |
c7f7fd5b | 668 | return -ENOSYS; |
6733b39a JK |
669 | } |
670 | return len; | |
671 | } | |
672 | ||
673 | int beiscsi_set_param(struct iscsi_cls_conn *cls_conn, | |
674 | enum iscsi_param param, char *buf, int buflen) | |
675 | { | |
676 | struct iscsi_conn *conn = cls_conn->dd_data; | |
677 | struct iscsi_session *session = conn->session; | |
99bc5d55 | 678 | struct beiscsi_hba *phba = NULL; |
6733b39a JK |
679 | int ret; |
680 | ||
99bc5d55 JSJ |
681 | phba = ((struct beiscsi_conn *)conn->dd_data)->phba; |
682 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, | |
683 | "BS_%d : In beiscsi_conn_set_param," | |
684 | " param= %d\n", param); | |
685 | ||
6733b39a JK |
686 | ret = iscsi_set_param(cls_conn, param, buf, buflen); |
687 | if (ret) | |
688 | return ret; | |
689 | /* | |
690 | * If userspace tried to set the value to higher than we can | |
691 | * support override here. | |
692 | */ | |
693 | switch (param) { | |
694 | case ISCSI_PARAM_FIRST_BURST: | |
695 | if (session->first_burst > 8192) | |
696 | session->first_burst = 8192; | |
697 | break; | |
698 | case ISCSI_PARAM_MAX_RECV_DLENGTH: | |
699 | if (conn->max_recv_dlength > 65536) | |
700 | conn->max_recv_dlength = 65536; | |
701 | break; | |
702 | case ISCSI_PARAM_MAX_BURST: | |
230dceb4 JK |
703 | if (session->max_burst > 262144) |
704 | session->max_burst = 262144; | |
6733b39a | 705 | break; |
42f43c41 | 706 | case ISCSI_PARAM_MAX_XMIT_DLENGTH: |
7331613e | 707 | if (conn->max_xmit_dlength > 65536) |
42f43c41 | 708 | conn->max_xmit_dlength = 65536; |
6733b39a JK |
709 | default: |
710 | return 0; | |
711 | } | |
712 | ||
713 | return 0; | |
714 | } | |
715 | ||
2177199d JSJ |
716 | /** |
717 | * beiscsi_get_initname - Read Initiator Name from flash | |
718 | * @buf: buffer bointer | |
719 | * @phba: The device priv structure instance | |
720 | * | |
721 | * returns number of bytes | |
722 | */ | |
723 | static int beiscsi_get_initname(char *buf, struct beiscsi_hba *phba) | |
724 | { | |
725 | int rc; | |
e175defe | 726 | unsigned int tag; |
2177199d JSJ |
727 | struct be_mcc_wrb *wrb; |
728 | struct be_cmd_hba_name *resp; | |
2177199d JSJ |
729 | |
730 | tag = be_cmd_get_initname(phba); | |
731 | if (!tag) { | |
99bc5d55 JSJ |
732 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
733 | "BS_%d : Getting Initiator Name Failed\n"); | |
734 | ||
2177199d | 735 | return -EBUSY; |
e175defe | 736 | } |
2177199d | 737 | |
88840332 | 738 | rc = beiscsi_mccq_compl_wait(phba, tag, &wrb, NULL); |
e175defe | 739 | if (rc) { |
99bc5d55 JSJ |
740 | beiscsi_log(phba, KERN_ERR, |
741 | BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, | |
e175defe JSJ |
742 | "BS_%d : Initiator Name MBX Failed\n"); |
743 | return rc; | |
2177199d | 744 | } |
e175defe | 745 | |
2177199d JSJ |
746 | resp = embedded_payload(wrb); |
747 | rc = sprintf(buf, "%s\n", resp->initiator_name); | |
748 | return rc; | |
749 | } | |
750 | ||
c62eef0d JSJ |
751 | /** |
752 | * beiscsi_get_port_state - Get the Port State | |
753 | * @shost : pointer to scsi_host structure | |
754 | * | |
c62eef0d JSJ |
755 | */ |
756 | static void beiscsi_get_port_state(struct Scsi_Host *shost) | |
757 | { | |
758 | struct beiscsi_hba *phba = iscsi_host_priv(shost); | |
759 | struct iscsi_cls_host *ihost = shost->shost_data; | |
760 | ||
9c4f8b01 | 761 | ihost->port_state = (phba->state & BE_ADAPTER_LINK_UP) ? |
c62eef0d JSJ |
762 | ISCSI_PORT_STATE_UP : ISCSI_PORT_STATE_DOWN; |
763 | } | |
764 | ||
765 | /** | |
766 | * beiscsi_get_port_speed - Get the Port Speed from Adapter | |
767 | * @shost : pointer to scsi_host structure | |
768 | * | |
c62eef0d | 769 | */ |
048084c2 | 770 | static void beiscsi_get_port_speed(struct Scsi_Host *shost) |
c62eef0d | 771 | { |
c62eef0d JSJ |
772 | struct beiscsi_hba *phba = iscsi_host_priv(shost); |
773 | struct iscsi_cls_host *ihost = shost->shost_data; | |
c62eef0d | 774 | |
048084c2 | 775 | switch (phba->port_speed) { |
c62eef0d JSJ |
776 | case BE2ISCSI_LINK_SPEED_10MBPS: |
777 | ihost->port_speed = ISCSI_PORT_SPEED_10MBPS; | |
778 | break; | |
779 | case BE2ISCSI_LINK_SPEED_100MBPS: | |
3e393172 | 780 | ihost->port_speed = ISCSI_PORT_SPEED_100MBPS; |
c62eef0d JSJ |
781 | break; |
782 | case BE2ISCSI_LINK_SPEED_1GBPS: | |
783 | ihost->port_speed = ISCSI_PORT_SPEED_1GBPS; | |
784 | break; | |
785 | case BE2ISCSI_LINK_SPEED_10GBPS: | |
786 | ihost->port_speed = ISCSI_PORT_SPEED_10GBPS; | |
787 | break; | |
048084c2 JB |
788 | case BE2ISCSI_LINK_SPEED_25GBPS: |
789 | ihost->port_speed = ISCSI_PORT_SPEED_25GBPS; | |
790 | break; | |
791 | case BE2ISCSI_LINK_SPEED_40GBPS: | |
792 | ihost->port_speed = ISCSI_PORT_SPEED_40GBPS; | |
793 | break; | |
c62eef0d JSJ |
794 | default: |
795 | ihost->port_speed = ISCSI_PORT_SPEED_UNKNOWN; | |
796 | } | |
c62eef0d JSJ |
797 | } |
798 | ||
6733b39a JK |
799 | /** |
800 | * beiscsi_get_host_param - get the iscsi parameter | |
801 | * @shost: pointer to scsi_host structure | |
802 | * @param: parameter type identifier | |
803 | * @buf: buffer pointer | |
804 | * | |
805 | * returns host parameter | |
806 | */ | |
807 | int beiscsi_get_host_param(struct Scsi_Host *shost, | |
808 | enum iscsi_host_param param, char *buf) | |
809 | { | |
3093b048 | 810 | struct beiscsi_hba *phba = iscsi_host_priv(shost); |
b15d05b0 | 811 | int status = 0; |
6733b39a | 812 | |
3567f36a JK |
813 | |
814 | if (phba->state & BE_ADAPTER_PCI_ERR) { | |
815 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, | |
816 | "BS_%d : In PCI_ERROR Recovery\n"); | |
817 | return -EBUSY; | |
818 | } else { | |
819 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, | |
820 | "BS_%d : In beiscsi_get_host_param," | |
821 | " param = %d\n", param); | |
822 | } | |
99bc5d55 | 823 | |
6733b39a JK |
824 | switch (param) { |
825 | case ISCSI_HOST_PARAM_HWADDRESS: | |
c7acc5b8 JK |
826 | status = beiscsi_get_macaddr(buf, phba); |
827 | if (status < 0) { | |
99bc5d55 JSJ |
828 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
829 | "BS_%d : beiscsi_get_macaddr Failed\n"); | |
c7acc5b8 | 830 | return status; |
756d29c8 | 831 | } |
6733b39a | 832 | break; |
2177199d JSJ |
833 | case ISCSI_HOST_PARAM_INITIATOR_NAME: |
834 | status = beiscsi_get_initname(buf, phba); | |
835 | if (status < 0) { | |
99bc5d55 JSJ |
836 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
837 | "BS_%d : Retreiving Initiator Name Failed\n"); | |
2177199d JSJ |
838 | return status; |
839 | } | |
840 | break; | |
c62eef0d JSJ |
841 | case ISCSI_HOST_PARAM_PORT_STATE: |
842 | beiscsi_get_port_state(shost); | |
843 | status = sprintf(buf, "%s\n", iscsi_get_port_state_name(shost)); | |
844 | break; | |
845 | case ISCSI_HOST_PARAM_PORT_SPEED: | |
048084c2 | 846 | beiscsi_get_port_speed(shost); |
c62eef0d JSJ |
847 | status = sprintf(buf, "%s\n", iscsi_get_port_speed_name(shost)); |
848 | break; | |
6733b39a JK |
849 | default: |
850 | return iscsi_host_get_param(shost, param, buf); | |
851 | } | |
b15d05b0 | 852 | return status; |
6733b39a JK |
853 | } |
854 | ||
c7acc5b8 JK |
855 | int beiscsi_get_macaddr(char *buf, struct beiscsi_hba *phba) |
856 | { | |
0e43895e | 857 | struct be_cmd_get_nic_conf_resp resp; |
c7acc5b8 JK |
858 | int rc; |
859 | ||
6c83185a | 860 | if (phba->mac_addr_set) |
df5d0e6e | 861 | return sysfs_format_mac(buf, phba->mac_address, ETH_ALEN); |
c7acc5b8 | 862 | |
0e43895e MC |
863 | memset(&resp, 0, sizeof(resp)); |
864 | rc = mgmt_get_nic_conf(phba, &resp); | |
865 | if (rc) | |
866 | return rc; | |
c7acc5b8 | 867 | |
6c83185a | 868 | phba->mac_addr_set = true; |
0e43895e MC |
869 | memcpy(phba->mac_address, resp.mac_address, ETH_ALEN); |
870 | return sysfs_format_mac(buf, phba->mac_address, ETH_ALEN); | |
c7acc5b8 JK |
871 | } |
872 | ||
6733b39a JK |
873 | /** |
874 | * beiscsi_conn_get_stats - get the iscsi stats | |
875 | * @cls_conn: pointer to iscsi cls conn | |
876 | * @stats: pointer to iscsi_stats structure | |
877 | * | |
878 | * returns iscsi stats | |
879 | */ | |
880 | void beiscsi_conn_get_stats(struct iscsi_cls_conn *cls_conn, | |
881 | struct iscsi_stats *stats) | |
882 | { | |
883 | struct iscsi_conn *conn = cls_conn->dd_data; | |
99bc5d55 JSJ |
884 | struct beiscsi_hba *phba = NULL; |
885 | ||
886 | phba = ((struct beiscsi_conn *)conn->dd_data)->phba; | |
887 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, | |
888 | "BS_%d : In beiscsi_conn_get_stats\n"); | |
6733b39a | 889 | |
6733b39a JK |
890 | stats->txdata_octets = conn->txdata_octets; |
891 | stats->rxdata_octets = conn->rxdata_octets; | |
892 | stats->dataout_pdus = conn->dataout_pdus_cnt; | |
893 | stats->scsirsp_pdus = conn->scsirsp_pdus_cnt; | |
894 | stats->scsicmd_pdus = conn->scsicmd_pdus_cnt; | |
895 | stats->datain_pdus = conn->datain_pdus_cnt; | |
896 | stats->tmfrsp_pdus = conn->tmfrsp_pdus_cnt; | |
897 | stats->tmfcmd_pdus = conn->tmfcmd_pdus_cnt; | |
898 | stats->r2t_pdus = conn->r2t_pdus_cnt; | |
899 | stats->digest_err = 0; | |
900 | stats->timeout_err = 0; | |
915aafd8 | 901 | stats->custom_length = 1; |
6733b39a JK |
902 | strcpy(stats->custom[0].desc, "eh_abort_cnt"); |
903 | stats->custom[0].value = conn->eh_abort_cnt; | |
904 | } | |
905 | ||
906 | /** | |
907 | * beiscsi_set_params_for_offld - get the parameters for offload | |
908 | * @beiscsi_conn: pointer to beiscsi_conn | |
909 | * @params: pointer to offload_params structure | |
910 | */ | |
911 | static void beiscsi_set_params_for_offld(struct beiscsi_conn *beiscsi_conn, | |
912 | struct beiscsi_offload_params *params) | |
913 | { | |
914 | struct iscsi_conn *conn = beiscsi_conn->conn; | |
915 | struct iscsi_session *session = conn->session; | |
916 | ||
917 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, max_burst_length, | |
918 | params, session->max_burst); | |
919 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, | |
920 | max_send_data_segment_length, params, | |
921 | conn->max_xmit_dlength); | |
922 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, first_burst_length, | |
923 | params, session->first_burst); | |
924 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, erl, params, | |
925 | session->erl); | |
926 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, dde, params, | |
927 | conn->datadgst_en); | |
928 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, hde, params, | |
929 | conn->hdrdgst_en); | |
930 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, ir2t, params, | |
931 | session->initial_r2t_en); | |
932 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, imd, params, | |
933 | session->imm_data_en); | |
acb9693c JSJ |
934 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, |
935 | data_seq_inorder, params, | |
936 | session->dataseq_inorder_en); | |
937 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, | |
938 | pdu_seq_inorder, params, | |
939 | session->pdu_inorder_en); | |
940 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, max_r2t, params, | |
941 | session->max_r2t); | |
6733b39a JK |
942 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, exp_statsn, params, |
943 | (conn->exp_statsn - 1)); | |
7331613e JK |
944 | AMAP_SET_BITS(struct amap_beiscsi_offload_params, |
945 | max_recv_data_segment_length, params, | |
946 | conn->max_recv_dlength); | |
947 | ||
6733b39a JK |
948 | } |
949 | ||
950 | /** | |
951 | * beiscsi_conn_start - offload of session to chip | |
952 | * @cls_conn: pointer to beiscsi_conn | |
953 | */ | |
954 | int beiscsi_conn_start(struct iscsi_cls_conn *cls_conn) | |
955 | { | |
956 | struct iscsi_conn *conn = cls_conn->dd_data; | |
957 | struct beiscsi_conn *beiscsi_conn = conn->dd_data; | |
958 | struct beiscsi_endpoint *beiscsi_ep; | |
959 | struct beiscsi_offload_params params; | |
3567f36a | 960 | struct beiscsi_hba *phba; |
6733b39a | 961 | |
3567f36a JK |
962 | phba = ((struct beiscsi_conn *)conn->dd_data)->phba; |
963 | ||
964 | if (phba->state & BE_ADAPTER_PCI_ERR) { | |
965 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, | |
966 | "BS_%d : In PCI_ERROR Recovery\n"); | |
967 | return -EBUSY; | |
968 | } else { | |
969 | beiscsi_log(beiscsi_conn->phba, KERN_INFO, | |
970 | BEISCSI_LOG_CONFIG, | |
971 | "BS_%d : In beiscsi_conn_start\n"); | |
972 | } | |
99bc5d55 | 973 | |
6733b39a JK |
974 | memset(¶ms, 0, sizeof(struct beiscsi_offload_params)); |
975 | beiscsi_ep = beiscsi_conn->ep; | |
976 | if (!beiscsi_ep) | |
99bc5d55 JSJ |
977 | beiscsi_log(beiscsi_conn->phba, KERN_ERR, |
978 | BEISCSI_LOG_CONFIG, | |
979 | "BS_%d : In beiscsi_conn_start , no beiscsi_ep\n"); | |
6733b39a | 980 | |
6733b39a JK |
981 | beiscsi_conn->login_in_progress = 0; |
982 | beiscsi_set_params_for_offld(beiscsi_conn, ¶ms); | |
983 | beiscsi_offload_connection(beiscsi_conn, ¶ms); | |
984 | iscsi_conn_start(cls_conn); | |
985 | return 0; | |
986 | } | |
987 | ||
988 | /** | |
989 | * beiscsi_get_cid - Allocate a cid | |
990 | * @phba: The phba instance | |
991 | */ | |
992 | static int beiscsi_get_cid(struct beiscsi_hba *phba) | |
993 | { | |
0a3db7c0 JK |
994 | unsigned short cid = 0xFFFF, cid_from_ulp; |
995 | struct ulp_cid_info *cid_info = NULL; | |
996 | uint16_t cid_avlbl_ulp0, cid_avlbl_ulp1; | |
997 | ||
998 | /* Find the ULP which has more CID available */ | |
999 | cid_avlbl_ulp0 = (phba->cid_array_info[BEISCSI_ULP0]) ? | |
1000 | BEISCSI_ULP0_AVLBL_CID(phba) : 0; | |
1001 | cid_avlbl_ulp1 = (phba->cid_array_info[BEISCSI_ULP1]) ? | |
1002 | BEISCSI_ULP1_AVLBL_CID(phba) : 0; | |
1003 | cid_from_ulp = (cid_avlbl_ulp0 > cid_avlbl_ulp1) ? | |
1004 | BEISCSI_ULP0 : BEISCSI_ULP1; | |
1005 | ||
1006 | if (test_bit(cid_from_ulp, (void *)&phba->fw_config.ulp_supported)) { | |
1007 | cid_info = phba->cid_array_info[cid_from_ulp]; | |
1008 | if (!cid_info->avlbl_cids) | |
1009 | return cid; | |
1010 | ||
1011 | cid = cid_info->cid_array[cid_info->cid_alloc++]; | |
1012 | ||
1013 | if (cid_info->cid_alloc == BEISCSI_GET_CID_COUNT( | |
1014 | phba, cid_from_ulp)) | |
1015 | cid_info->cid_alloc = 0; | |
1016 | ||
1017 | cid_info->avlbl_cids--; | |
1018 | } | |
6733b39a JK |
1019 | return cid; |
1020 | } | |
1021 | ||
fa95d206 MC |
1022 | /** |
1023 | * beiscsi_put_cid - Free the cid | |
1024 | * @phba: The phba for which the cid is being freed | |
1025 | * @cid: The cid to free | |
1026 | */ | |
1027 | static void beiscsi_put_cid(struct beiscsi_hba *phba, unsigned short cid) | |
1028 | { | |
0a3db7c0 JK |
1029 | uint16_t cid_post_ulp; |
1030 | struct hwi_controller *phwi_ctrlr; | |
1031 | struct hwi_wrb_context *pwrb_context; | |
1032 | struct ulp_cid_info *cid_info = NULL; | |
1033 | uint16_t cri_index = BE_GET_CRI_FROM_CID(cid); | |
1034 | ||
1035 | phwi_ctrlr = phba->phwi_ctrlr; | |
1036 | pwrb_context = &phwi_ctrlr->wrb_context[cri_index]; | |
1037 | cid_post_ulp = pwrb_context->ulp_num; | |
1038 | ||
1039 | cid_info = phba->cid_array_info[cid_post_ulp]; | |
1040 | cid_info->avlbl_cids++; | |
1041 | ||
1042 | cid_info->cid_array[cid_info->cid_free++] = cid; | |
1043 | if (cid_info->cid_free == BEISCSI_GET_CID_COUNT(phba, cid_post_ulp)) | |
1044 | cid_info->cid_free = 0; | |
fa95d206 MC |
1045 | } |
1046 | ||
1047 | /** | |
1048 | * beiscsi_free_ep - free endpoint | |
1049 | * @ep: pointer to iscsi endpoint structure | |
1050 | */ | |
1051 | static void beiscsi_free_ep(struct beiscsi_endpoint *beiscsi_ep) | |
1052 | { | |
1053 | struct beiscsi_hba *phba = beiscsi_ep->phba; | |
43f388b0 | 1054 | struct beiscsi_conn *beiscsi_conn; |
fa95d206 MC |
1055 | |
1056 | beiscsi_put_cid(phba, beiscsi_ep->ep_cid); | |
1057 | beiscsi_ep->phba = NULL; | |
a7909b39 JK |
1058 | phba->ep_array[BE_GET_CRI_FROM_CID |
1059 | (beiscsi_ep->ep_cid)] = NULL; | |
43f388b0 JK |
1060 | |
1061 | /** | |
1062 | * Check if any connection resource allocated by driver | |
1063 | * is to be freed.This case occurs when target redirection | |
1064 | * or connection retry is done. | |
1065 | **/ | |
1066 | if (!beiscsi_ep->conn) | |
1067 | return; | |
1068 | ||
1069 | beiscsi_conn = beiscsi_ep->conn; | |
1070 | if (beiscsi_conn->login_in_progress) { | |
4a4a11b9 JK |
1071 | beiscsi_free_mgmt_task_handles(beiscsi_conn, |
1072 | beiscsi_conn->task); | |
43f388b0 JK |
1073 | beiscsi_conn->login_in_progress = 0; |
1074 | } | |
fa95d206 MC |
1075 | } |
1076 | ||
6733b39a JK |
1077 | /** |
1078 | * beiscsi_open_conn - Ask FW to open a TCP connection | |
1079 | * @ep: endpoint to be used | |
1080 | * @src_addr: The source IP address | |
1081 | * @dst_addr: The Destination IP address | |
1082 | * | |
1083 | * Asks the FW to open a TCP connection | |
1084 | */ | |
1085 | static int beiscsi_open_conn(struct iscsi_endpoint *ep, | |
1086 | struct sockaddr *src_addr, | |
1087 | struct sockaddr *dst_addr, int non_blocking) | |
1088 | { | |
1089 | struct beiscsi_endpoint *beiscsi_ep = ep->dd_data; | |
1090 | struct beiscsi_hba *phba = beiscsi_ep->phba; | |
756d29c8 | 1091 | struct tcp_connect_and_offload_out *ptcpcnct_out; |
3cbb7a74 | 1092 | struct be_dma_mem nonemb_cmd; |
b3c202dc | 1093 | unsigned int tag, req_memsize; |
d3ad2bb3 | 1094 | int ret = -ENOMEM; |
6733b39a | 1095 | |
99bc5d55 JSJ |
1096 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, |
1097 | "BS_%d : In beiscsi_open_conn\n"); | |
1098 | ||
6733b39a JK |
1099 | beiscsi_ep->ep_cid = beiscsi_get_cid(phba); |
1100 | if (beiscsi_ep->ep_cid == 0xFFFF) { | |
99bc5d55 JSJ |
1101 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
1102 | "BS_%d : No free cid available\n"); | |
6733b39a JK |
1103 | return ret; |
1104 | } | |
99bc5d55 JSJ |
1105 | |
1106 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, | |
1107 | "BS_%d : In beiscsi_open_conn, ep_cid=%d\n", | |
1108 | beiscsi_ep->ep_cid); | |
1109 | ||
a7909b39 JK |
1110 | phba->ep_array[BE_GET_CRI_FROM_CID |
1111 | (beiscsi_ep->ep_cid)] = ep; | |
6733b39a JK |
1112 | |
1113 | beiscsi_ep->cid_vld = 0; | |
b3c202dc JK |
1114 | |
1115 | if (is_chip_be2_be3r(phba)) | |
1116 | req_memsize = sizeof(struct tcp_connect_and_offload_in); | |
1117 | else | |
1118 | req_memsize = sizeof(struct tcp_connect_and_offload_in_v1); | |
1119 | ||
3cbb7a74 | 1120 | nonemb_cmd.va = pci_alloc_consistent(phba->ctrl.pdev, |
b3c202dc | 1121 | req_memsize, |
3cbb7a74 JK |
1122 | &nonemb_cmd.dma); |
1123 | if (nonemb_cmd.va == NULL) { | |
99bc5d55 JSJ |
1124 | |
1125 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, | |
1126 | "BS_%d : Failed to allocate memory for" | |
1127 | " mgmt_open_connection\n"); | |
1128 | ||
a7909b39 | 1129 | beiscsi_free_ep(beiscsi_ep); |
3cbb7a74 JK |
1130 | return -ENOMEM; |
1131 | } | |
b3c202dc | 1132 | nonemb_cmd.size = req_memsize; |
3cbb7a74 JK |
1133 | memset(nonemb_cmd.va, 0, nonemb_cmd.size); |
1134 | tag = mgmt_open_connection(phba, dst_addr, beiscsi_ep, &nonemb_cmd); | |
1e234bbb | 1135 | if (tag <= 0) { |
99bc5d55 JSJ |
1136 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
1137 | "BS_%d : mgmt_open_connection Failed for cid=%d\n", | |
1138 | beiscsi_ep->ep_cid); | |
1139 | ||
3cbb7a74 JK |
1140 | pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, |
1141 | nonemb_cmd.va, nonemb_cmd.dma); | |
a7909b39 | 1142 | beiscsi_free_ep(beiscsi_ep); |
1f92638f | 1143 | return -EAGAIN; |
756d29c8 | 1144 | } |
e175defe | 1145 | |
88840332 | 1146 | ret = beiscsi_mccq_compl_wait(phba, tag, NULL, &nonemb_cmd); |
e175defe | 1147 | if (ret) { |
99bc5d55 JSJ |
1148 | beiscsi_log(phba, KERN_ERR, |
1149 | BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, | |
e175defe | 1150 | "BS_%d : mgmt_open_connection Failed"); |
99bc5d55 | 1151 | |
1957aa7f JK |
1152 | if (ret != -EBUSY) |
1153 | pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, | |
1154 | nonemb_cmd.va, nonemb_cmd.dma); | |
1155 | ||
a7909b39 | 1156 | beiscsi_free_ep(beiscsi_ep); |
1957aa7f | 1157 | return ret; |
756d29c8 | 1158 | } |
e175defe | 1159 | |
1e234bbb | 1160 | ptcpcnct_out = (struct tcp_connect_and_offload_out *)nonemb_cmd.va; |
e175defe JSJ |
1161 | beiscsi_ep = ep->dd_data; |
1162 | beiscsi_ep->fw_handle = ptcpcnct_out->connection_handle; | |
1163 | beiscsi_ep->cid_vld = 1; | |
1164 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, | |
1165 | "BS_%d : mgmt_open_connection Success\n"); | |
1166 | ||
3cbb7a74 JK |
1167 | pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, |
1168 | nonemb_cmd.va, nonemb_cmd.dma); | |
756d29c8 | 1169 | return 0; |
6733b39a JK |
1170 | } |
1171 | ||
1172 | /** | |
1173 | * beiscsi_ep_connect - Ask chip to create TCP Conn | |
1174 | * @scsi_host: Pointer to scsi_host structure | |
1175 | * @dst_addr: The IP address of Target | |
1176 | * @non_blocking: blocking or non-blocking call | |
1177 | * | |
1178 | * This routines first asks chip to create a connection and then allocates an EP | |
1179 | */ | |
1180 | struct iscsi_endpoint * | |
1181 | beiscsi_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr, | |
1182 | int non_blocking) | |
1183 | { | |
1184 | struct beiscsi_hba *phba; | |
1185 | struct beiscsi_endpoint *beiscsi_ep; | |
1186 | struct iscsi_endpoint *ep; | |
1187 | int ret; | |
1188 | ||
6733b39a JK |
1189 | if (shost) |
1190 | phba = iscsi_host_priv(shost); | |
1191 | else { | |
1192 | ret = -ENXIO; | |
99bc5d55 JSJ |
1193 | printk(KERN_ERR |
1194 | "beiscsi_ep_connect shost is NULL\n"); | |
6733b39a JK |
1195 | return ERR_PTR(ret); |
1196 | } | |
bfead3b2 | 1197 | |
cf6e3c64 JK |
1198 | if (beiscsi_error(phba)) { |
1199 | ret = -EIO; | |
1200 | beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, | |
1201 | "BS_%d : The FW state Not Stable!!!\n"); | |
1202 | return ERR_PTR(ret); | |
1203 | } | |
1204 | ||
3567f36a JK |
1205 | if (phba->state & BE_ADAPTER_PCI_ERR) { |
1206 | ret = -EBUSY; | |
1207 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, | |
1208 | "BS_%d : In PCI_ERROR Recovery\n"); | |
1209 | return ERR_PTR(ret); | |
1210 | } else if (phba->state & BE_ADAPTER_LINK_DOWN) { | |
bfead3b2 | 1211 | ret = -EBUSY; |
8359c79b JSJ |
1212 | beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, |
1213 | "BS_%d : The Adapter Port state is Down!!!\n"); | |
bfead3b2 JK |
1214 | return ERR_PTR(ret); |
1215 | } | |
1216 | ||
6733b39a JK |
1217 | ep = iscsi_create_endpoint(sizeof(struct beiscsi_endpoint)); |
1218 | if (!ep) { | |
1219 | ret = -ENOMEM; | |
1220 | return ERR_PTR(ret); | |
1221 | } | |
1222 | ||
1223 | beiscsi_ep = ep->dd_data; | |
1224 | beiscsi_ep->phba = phba; | |
c2462288 | 1225 | beiscsi_ep->openiscsi_ep = ep; |
f5ed7bd4 JK |
1226 | ret = beiscsi_open_conn(ep, NULL, dst_addr, non_blocking); |
1227 | if (ret) { | |
99bc5d55 JSJ |
1228 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
1229 | "BS_%d : Failed in beiscsi_open_conn\n"); | |
6733b39a JK |
1230 | goto free_ep; |
1231 | } | |
1232 | ||
1233 | return ep; | |
1234 | ||
1235 | free_ep: | |
fa95d206 | 1236 | iscsi_destroy_endpoint(ep); |
6733b39a JK |
1237 | return ERR_PTR(ret); |
1238 | } | |
1239 | ||
1240 | /** | |
1241 | * beiscsi_ep_poll - Poll to see if connection is established | |
1242 | * @ep: endpoint to be used | |
1243 | * @timeout_ms: timeout specified in millisecs | |
1244 | * | |
1245 | * Poll to see if TCP connection established | |
1246 | */ | |
1247 | int beiscsi_ep_poll(struct iscsi_endpoint *ep, int timeout_ms) | |
1248 | { | |
1249 | struct beiscsi_endpoint *beiscsi_ep = ep->dd_data; | |
1250 | ||
99bc5d55 JSJ |
1251 | beiscsi_log(beiscsi_ep->phba, KERN_INFO, BEISCSI_LOG_CONFIG, |
1252 | "BS_%d : In beiscsi_ep_poll\n"); | |
1253 | ||
6733b39a JK |
1254 | if (beiscsi_ep->cid_vld == 1) |
1255 | return 1; | |
1256 | else | |
1257 | return 0; | |
1258 | } | |
1259 | ||
b7ab35b1 JK |
1260 | /** |
1261 | * beiscsi_flush_cq()- Flush the CQ created. | |
1262 | * @phba: ptr device priv structure. | |
1263 | * | |
1264 | * Before the connection resource are freed flush | |
1265 | * all the CQ enteries | |
1266 | **/ | |
1267 | static void beiscsi_flush_cq(struct beiscsi_hba *phba) | |
1268 | { | |
1269 | uint16_t i; | |
1270 | struct be_eq_obj *pbe_eq; | |
1271 | struct hwi_controller *phwi_ctrlr; | |
1272 | struct hwi_context_memory *phwi_context; | |
1273 | ||
1274 | phwi_ctrlr = phba->phwi_ctrlr; | |
1275 | phwi_context = phwi_ctrlr->phwi_ctxt; | |
1276 | ||
1277 | for (i = 0; i < phba->num_cpus; i++) { | |
1278 | pbe_eq = &phwi_context->be_eq[i]; | |
511cbce2 | 1279 | irq_poll_disable(&pbe_eq->iopoll); |
1094cf68 | 1280 | beiscsi_process_cq(pbe_eq, BE2_MAX_NUM_CQ_PROC); |
511cbce2 | 1281 | irq_poll_enable(&pbe_eq->iopoll); |
b7ab35b1 JK |
1282 | } |
1283 | } | |
1284 | ||
6733b39a JK |
1285 | /** |
1286 | * beiscsi_close_conn - Upload the connection | |
1287 | * @ep: The iscsi endpoint | |
1288 | * @flag: The type of connection closure | |
1289 | */ | |
c2462288 | 1290 | static int beiscsi_close_conn(struct beiscsi_endpoint *beiscsi_ep, int flag) |
6733b39a JK |
1291 | { |
1292 | int ret = 0; | |
756d29c8 | 1293 | unsigned int tag; |
6733b39a JK |
1294 | struct beiscsi_hba *phba = beiscsi_ep->phba; |
1295 | ||
756d29c8 JK |
1296 | tag = mgmt_upload_connection(phba, beiscsi_ep->ep_cid, flag); |
1297 | if (!tag) { | |
99bc5d55 JSJ |
1298 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, |
1299 | "BS_%d : upload failed for cid 0x%x\n", | |
1300 | beiscsi_ep->ep_cid); | |
1301 | ||
d3ad2bb3 | 1302 | ret = -EAGAIN; |
6733b39a | 1303 | } |
e175defe | 1304 | |
88840332 | 1305 | ret = beiscsi_mccq_compl_wait(phba, tag, NULL, NULL); |
b7ab35b1 JK |
1306 | |
1307 | /* Flush the CQ entries */ | |
1308 | beiscsi_flush_cq(phba); | |
1309 | ||
6733b39a JK |
1310 | return ret; |
1311 | } | |
1312 | ||
6733b39a JK |
1313 | /** |
1314 | * beiscsi_unbind_conn_to_cid - Unbind the beiscsi_conn from phba conn table | |
1315 | * @phba: The phba instance | |
1316 | * @cid: The cid to free | |
1317 | */ | |
1318 | static int beiscsi_unbind_conn_to_cid(struct beiscsi_hba *phba, | |
1319 | unsigned int cid) | |
1320 | { | |
a7909b39 JK |
1321 | uint16_t cri_index = BE_GET_CRI_FROM_CID(cid); |
1322 | ||
1323 | if (phba->conn_table[cri_index]) | |
1324 | phba->conn_table[cri_index] = NULL; | |
6733b39a | 1325 | else { |
99bc5d55 JSJ |
1326 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, |
1327 | "BS_%d : Connection table Not occupied.\n"); | |
6733b39a JK |
1328 | return -EINVAL; |
1329 | } | |
1330 | return 0; | |
1331 | } | |
1332 | ||
1333 | /** | |
fa95d206 MC |
1334 | * beiscsi_ep_disconnect - Tears down the TCP connection |
1335 | * @ep: endpoint to be used | |
1336 | * | |
1337 | * Tears down the TCP connection | |
6733b39a | 1338 | */ |
fa95d206 | 1339 | void beiscsi_ep_disconnect(struct iscsi_endpoint *ep) |
6733b39a | 1340 | { |
fa95d206 | 1341 | struct beiscsi_conn *beiscsi_conn; |
6733b39a | 1342 | struct beiscsi_endpoint *beiscsi_ep; |
fa95d206 | 1343 | struct beiscsi_hba *phba; |
756d29c8 | 1344 | unsigned int tag; |
0a513dd8 | 1345 | uint8_t mgmt_invalidate_flag, tcp_upload_flag; |
6733b39a JK |
1346 | unsigned short savecfg_flag = CMD_ISCSI_SESSION_SAVE_CFG_ON_FLASH; |
1347 | ||
fa95d206 MC |
1348 | beiscsi_ep = ep->dd_data; |
1349 | phba = beiscsi_ep->phba; | |
99bc5d55 JSJ |
1350 | beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, |
1351 | "BS_%d : In beiscsi_ep_disconnect for ep_cid = %d\n", | |
1352 | beiscsi_ep->ep_cid); | |
fa95d206 | 1353 | |
0a513dd8 JSJ |
1354 | if (beiscsi_ep->conn) { |
1355 | beiscsi_conn = beiscsi_ep->conn; | |
1356 | iscsi_suspend_queue(beiscsi_conn->conn); | |
1357 | mgmt_invalidate_flag = ~BEISCSI_NO_RST_ISSUE; | |
1358 | tcp_upload_flag = CONNECTION_UPLOAD_GRACEFUL; | |
1359 | } else { | |
1360 | mgmt_invalidate_flag = BEISCSI_NO_RST_ISSUE; | |
1361 | tcp_upload_flag = CONNECTION_UPLOAD_ABORT; | |
6733b39a | 1362 | } |
fa95d206 | 1363 | |
3567f36a JK |
1364 | if (phba->state & BE_ADAPTER_PCI_ERR) { |
1365 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, | |
1366 | "BS_%d : PCI_ERROR Recovery\n"); | |
1367 | goto free_ep; | |
1368 | } | |
1369 | ||
756d29c8 | 1370 | tag = mgmt_invalidate_connection(phba, beiscsi_ep, |
0a513dd8 JSJ |
1371 | beiscsi_ep->ep_cid, |
1372 | mgmt_invalidate_flag, | |
1373 | savecfg_flag); | |
756d29c8 | 1374 | if (!tag) { |
99bc5d55 | 1375 | beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, |
0a513dd8 | 1376 | "BS_%d : mgmt_invalidate_connection Failed for cid=%d\n", |
99bc5d55 | 1377 | beiscsi_ep->ep_cid); |
6733b39a | 1378 | } |
fa95d206 | 1379 | |
88840332 | 1380 | beiscsi_mccq_compl_wait(phba, tag, NULL, NULL); |
0a513dd8 | 1381 | beiscsi_close_conn(beiscsi_ep, tcp_upload_flag); |
3567f36a | 1382 | free_ep: |
9343be74 | 1383 | msleep(BEISCSI_LOGOUT_SYNC_DELAY); |
c2462288 | 1384 | beiscsi_free_ep(beiscsi_ep); |
6733b39a | 1385 | beiscsi_unbind_conn_to_cid(phba, beiscsi_ep->ep_cid); |
fa95d206 | 1386 | iscsi_destroy_endpoint(beiscsi_ep->openiscsi_ep); |
6733b39a | 1387 | } |
3128c6c7 | 1388 | |
587a1f16 | 1389 | umode_t be2iscsi_attr_is_visible(int param_type, int param) |
3128c6c7 MC |
1390 | { |
1391 | switch (param_type) { | |
0e43895e MC |
1392 | case ISCSI_NET_PARAM: |
1393 | switch (param) { | |
1394 | case ISCSI_NET_PARAM_IFACE_ENABLE: | |
1395 | case ISCSI_NET_PARAM_IPV4_ADDR: | |
1396 | case ISCSI_NET_PARAM_IPV4_SUBNET: | |
1397 | case ISCSI_NET_PARAM_IPV4_BOOTPROTO: | |
1398 | case ISCSI_NET_PARAM_IPV4_GW: | |
1399 | case ISCSI_NET_PARAM_IPV6_ADDR: | |
6f72238e JSJ |
1400 | case ISCSI_NET_PARAM_VLAN_ID: |
1401 | case ISCSI_NET_PARAM_VLAN_PRIORITY: | |
1402 | case ISCSI_NET_PARAM_VLAN_ENABLED: | |
0e43895e MC |
1403 | return S_IRUGO; |
1404 | default: | |
1405 | return 0; | |
1406 | } | |
f27fb2ef MC |
1407 | case ISCSI_HOST_PARAM: |
1408 | switch (param) { | |
1409 | case ISCSI_HOST_PARAM_HWADDRESS: | |
c62eef0d JSJ |
1410 | case ISCSI_HOST_PARAM_INITIATOR_NAME: |
1411 | case ISCSI_HOST_PARAM_PORT_STATE: | |
1412 | case ISCSI_HOST_PARAM_PORT_SPEED: | |
f27fb2ef MC |
1413 | return S_IRUGO; |
1414 | default: | |
1415 | return 0; | |
1416 | } | |
3128c6c7 MC |
1417 | case ISCSI_PARAM: |
1418 | switch (param) { | |
1419 | case ISCSI_PARAM_MAX_RECV_DLENGTH: | |
1420 | case ISCSI_PARAM_MAX_XMIT_DLENGTH: | |
1421 | case ISCSI_PARAM_HDRDGST_EN: | |
1422 | case ISCSI_PARAM_DATADGST_EN: | |
1423 | case ISCSI_PARAM_CONN_ADDRESS: | |
1424 | case ISCSI_PARAM_CONN_PORT: | |
1425 | case ISCSI_PARAM_EXP_STATSN: | |
1426 | case ISCSI_PARAM_PERSISTENT_ADDRESS: | |
1427 | case ISCSI_PARAM_PERSISTENT_PORT: | |
1428 | case ISCSI_PARAM_PING_TMO: | |
1429 | case ISCSI_PARAM_RECV_TMO: | |
1d063c17 MC |
1430 | case ISCSI_PARAM_INITIAL_R2T_EN: |
1431 | case ISCSI_PARAM_MAX_R2T: | |
1432 | case ISCSI_PARAM_IMM_DATA_EN: | |
1433 | case ISCSI_PARAM_FIRST_BURST: | |
1434 | case ISCSI_PARAM_MAX_BURST: | |
1435 | case ISCSI_PARAM_PDU_INORDER_EN: | |
1436 | case ISCSI_PARAM_DATASEQ_INORDER_EN: | |
1437 | case ISCSI_PARAM_ERL: | |
1438 | case ISCSI_PARAM_TARGET_NAME: | |
1439 | case ISCSI_PARAM_TPGT: | |
1440 | case ISCSI_PARAM_USERNAME: | |
1441 | case ISCSI_PARAM_PASSWORD: | |
1442 | case ISCSI_PARAM_USERNAME_IN: | |
1443 | case ISCSI_PARAM_PASSWORD_IN: | |
1444 | case ISCSI_PARAM_FAST_ABORT: | |
1445 | case ISCSI_PARAM_ABORT_TMO: | |
1446 | case ISCSI_PARAM_LU_RESET_TMO: | |
1447 | case ISCSI_PARAM_IFACE_NAME: | |
1448 | case ISCSI_PARAM_INITIATOR_NAME: | |
3128c6c7 MC |
1449 | return S_IRUGO; |
1450 | default: | |
1451 | return 0; | |
1452 | } | |
1453 | } | |
1454 | ||
1455 | return 0; | |
1456 | } |