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6733b39a JK |
1 | /** |
2 | * Copyright (C) 2005 - 2009 ServerEngines | |
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 | * | |
10 | * Written by: Jayamohan Kallickal (jayamohank@serverengines.com) | |
11 | * | |
12 | * Contact Information: | |
13 | * linux-drivers@serverengines.com | |
14 | * | |
15 | * ServerEngines | |
16 | * 209 N. Fair Oaks Ave | |
17 | * Sunnyvale, CA 94085 | |
18 | * | |
19 | */ | |
20 | ||
21 | #include "be_mgmt.h" | |
22 | #include "be_iscsi.h" | |
23 | ||
24 | unsigned char mgmt_get_fw_config(struct be_ctrl_info *ctrl, | |
25 | struct beiscsi_hba *phba) | |
26 | { | |
27 | struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem); | |
28 | struct be_fw_cfg *req = embedded_payload(wrb); | |
29 | int status = 0; | |
30 | ||
31 | spin_lock(&ctrl->mbox_lock); | |
32 | memset(wrb, 0, sizeof(*wrb)); | |
33 | ||
34 | be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); | |
35 | ||
36 | be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, | |
37 | OPCODE_COMMON_QUERY_FIRMWARE_CONFIG, sizeof(*req)); | |
6733b39a JK |
38 | status = be_mbox_notify(ctrl); |
39 | if (!status) { | |
40 | struct be_fw_cfg *pfw_cfg; | |
41 | pfw_cfg = req; | |
42 | phba->fw_config.phys_port = pfw_cfg->phys_port; | |
43 | phba->fw_config.iscsi_icd_start = | |
44 | pfw_cfg->ulp[0].icd_base; | |
45 | phba->fw_config.iscsi_icd_count = | |
46 | pfw_cfg->ulp[0].icd_count; | |
47 | phba->fw_config.iscsi_cid_start = | |
48 | pfw_cfg->ulp[0].sq_base; | |
49 | phba->fw_config.iscsi_cid_count = | |
50 | pfw_cfg->ulp[0].sq_count; | |
7da50879 | 51 | if (phba->fw_config.iscsi_cid_count > (BE2_MAX_SESSIONS / 2)) { |
a3babda5 JK |
52 | SE_DEBUG(DBG_LVL_8, |
53 | "FW reported MAX CXNS as %d \t" | |
54 | "Max Supported = %d.\n", | |
55 | phba->fw_config.iscsi_cid_count, | |
56 | BE2_MAX_SESSIONS); | |
57 | phba->fw_config.iscsi_cid_count = BE2_MAX_SESSIONS / 2; | |
7da50879 | 58 | } |
6733b39a JK |
59 | } else { |
60 | shost_printk(KERN_WARNING, phba->shost, | |
61 | "Failed in mgmt_get_fw_config \n"); | |
62 | } | |
63 | ||
64 | spin_unlock(&ctrl->mbox_lock); | |
65 | return status; | |
66 | } | |
67 | ||
bfead3b2 JK |
68 | unsigned char mgmt_check_supported_fw(struct be_ctrl_info *ctrl, |
69 | struct beiscsi_hba *phba) | |
6733b39a JK |
70 | { |
71 | struct be_dma_mem nonemb_cmd; | |
72 | struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem); | |
73 | struct be_mgmt_controller_attributes *req; | |
74 | struct be_sge *sge = nonembedded_sgl(wrb); | |
75 | int status = 0; | |
76 | ||
77 | nonemb_cmd.va = pci_alloc_consistent(ctrl->pdev, | |
78 | sizeof(struct be_mgmt_controller_attributes), | |
79 | &nonemb_cmd.dma); | |
80 | if (nonemb_cmd.va == NULL) { | |
81 | SE_DEBUG(DBG_LVL_1, | |
82 | "Failed to allocate memory for mgmt_check_supported_fw" | |
83 | "\n"); | |
84 | return -1; | |
85 | } | |
86 | nonemb_cmd.size = sizeof(struct be_mgmt_controller_attributes); | |
87 | req = nonemb_cmd.va; | |
88 | spin_lock(&ctrl->mbox_lock); | |
89 | memset(wrb, 0, sizeof(*wrb)); | |
90 | be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1); | |
91 | be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, | |
92 | OPCODE_COMMON_GET_CNTL_ATTRIBUTES, sizeof(*req)); | |
93 | sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd.dma)); | |
94 | sge->pa_lo = cpu_to_le32(nonemb_cmd.dma & 0xFFFFFFFF); | |
95 | sge->len = cpu_to_le32(nonemb_cmd.size); | |
6733b39a JK |
96 | status = be_mbox_notify(ctrl); |
97 | if (!status) { | |
98 | struct be_mgmt_controller_attributes_resp *resp = nonemb_cmd.va; | |
99 | SE_DEBUG(DBG_LVL_8, "Firmware version of CMD: %s\n", | |
100 | resp->params.hba_attribs.flashrom_version_string); | |
101 | SE_DEBUG(DBG_LVL_8, "Firmware version is : %s\n", | |
102 | resp->params.hba_attribs.firmware_version_string); | |
103 | SE_DEBUG(DBG_LVL_8, | |
104 | "Developer Build, not performing version check...\n"); | |
bfead3b2 JK |
105 | phba->fw_config.iscsi_features = |
106 | resp->params.hba_attribs.iscsi_features; | |
107 | SE_DEBUG(DBG_LVL_8, " phba->fw_config.iscsi_features = %d\n", | |
108 | phba->fw_config.iscsi_features); | |
6733b39a JK |
109 | } else |
110 | SE_DEBUG(DBG_LVL_1, " Failed in mgmt_check_supported_fw\n"); | |
bfead3b2 | 111 | spin_unlock(&ctrl->mbox_lock); |
6733b39a JK |
112 | if (nonemb_cmd.va) |
113 | pci_free_consistent(ctrl->pdev, nonemb_cmd.size, | |
114 | nonemb_cmd.va, nonemb_cmd.dma); | |
115 | ||
6733b39a JK |
116 | return status; |
117 | } | |
118 | ||
bfead3b2 | 119 | |
6733b39a JK |
120 | unsigned char mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute) |
121 | { | |
122 | struct be_ctrl_info *ctrl = &phba->ctrl; | |
bfead3b2 | 123 | struct be_mcc_wrb *wrb = wrb_from_mccq(phba); |
6733b39a JK |
124 | struct iscsi_cleanup_req *req = embedded_payload(wrb); |
125 | int status = 0; | |
126 | ||
127 | spin_lock(&ctrl->mbox_lock); | |
128 | memset(wrb, 0, sizeof(*wrb)); | |
129 | ||
130 | be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); | |
131 | be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI, | |
132 | OPCODE_COMMON_ISCSI_CLEANUP, sizeof(*req)); | |
133 | ||
134 | req->chute = chute; | |
135 | req->hdr_ring_id = 0; | |
136 | req->data_ring_id = 0; | |
137 | ||
bfead3b2 | 138 | status = be_mcc_notify_wait(phba); |
6733b39a JK |
139 | if (status) |
140 | shost_printk(KERN_WARNING, phba->shost, | |
141 | " mgmt_epfw_cleanup , FAILED\n"); | |
142 | spin_unlock(&ctrl->mbox_lock); | |
143 | return status; | |
144 | } | |
145 | ||
146 | unsigned char mgmt_invalidate_icds(struct beiscsi_hba *phba, | |
147 | unsigned int icd, unsigned int cid) | |
148 | { | |
149 | struct be_dma_mem nonemb_cmd; | |
150 | struct be_ctrl_info *ctrl = &phba->ctrl; | |
756d29c8 JK |
151 | struct be_mcc_wrb *wrb; |
152 | struct be_sge *sge; | |
6733b39a | 153 | struct invalidate_commands_params_in *req; |
756d29c8 JK |
154 | unsigned int tag = 0; |
155 | ||
156 | spin_lock(&ctrl->mbox_lock); | |
157 | tag = alloc_mcc_tag(phba); | |
158 | if (!tag) { | |
159 | spin_unlock(&ctrl->mbox_lock); | |
160 | return tag; | |
161 | } | |
6733b39a JK |
162 | |
163 | nonemb_cmd.va = pci_alloc_consistent(ctrl->pdev, | |
164 | sizeof(struct invalidate_commands_params_in), | |
165 | &nonemb_cmd.dma); | |
166 | if (nonemb_cmd.va == NULL) { | |
167 | SE_DEBUG(DBG_LVL_1, | |
168 | "Failed to allocate memory for" | |
169 | "mgmt_invalidate_icds \n"); | |
170 | return -1; | |
171 | } | |
172 | nonemb_cmd.size = sizeof(struct invalidate_commands_params_in); | |
173 | req = nonemb_cmd.va; | |
756d29c8 JK |
174 | wrb = wrb_from_mccq(phba); |
175 | sge = nonembedded_sgl(wrb); | |
176 | wrb->tag0 |= tag; | |
6733b39a JK |
177 | |
178 | be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1); | |
179 | be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI, | |
180 | OPCODE_COMMON_ISCSI_ERROR_RECOVERY_INVALIDATE_COMMANDS, | |
181 | sizeof(*req)); | |
182 | req->ref_handle = 0; | |
183 | req->cleanup_type = CMD_ISCSI_COMMAND_INVALIDATE; | |
184 | req->icd_count = 0; | |
185 | req->table[req->icd_count].icd = icd; | |
186 | req->table[req->icd_count].cid = cid; | |
187 | sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd.dma)); | |
188 | sge->pa_lo = cpu_to_le32(nonemb_cmd.dma & 0xFFFFFFFF); | |
189 | sge->len = cpu_to_le32(nonemb_cmd.size); | |
190 | ||
756d29c8 | 191 | be_mcc_notify(phba); |
6733b39a JK |
192 | spin_unlock(&ctrl->mbox_lock); |
193 | if (nonemb_cmd.va) | |
194 | pci_free_consistent(ctrl->pdev, nonemb_cmd.size, | |
195 | nonemb_cmd.va, nonemb_cmd.dma); | |
756d29c8 | 196 | return tag; |
6733b39a JK |
197 | } |
198 | ||
199 | unsigned char mgmt_invalidate_connection(struct beiscsi_hba *phba, | |
200 | struct beiscsi_endpoint *beiscsi_ep, | |
201 | unsigned short cid, | |
202 | unsigned short issue_reset, | |
203 | unsigned short savecfg_flag) | |
204 | { | |
205 | struct be_ctrl_info *ctrl = &phba->ctrl; | |
756d29c8 JK |
206 | struct be_mcc_wrb *wrb; |
207 | struct iscsi_invalidate_connection_params_in *req; | |
208 | unsigned int tag = 0; | |
6733b39a JK |
209 | |
210 | spin_lock(&ctrl->mbox_lock); | |
756d29c8 JK |
211 | tag = alloc_mcc_tag(phba); |
212 | if (!tag) { | |
213 | spin_unlock(&ctrl->mbox_lock); | |
214 | return tag; | |
215 | } | |
216 | wrb = wrb_from_mccq(phba); | |
217 | wrb->tag0 |= tag; | |
218 | req = embedded_payload(wrb); | |
6733b39a JK |
219 | |
220 | be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); | |
221 | be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI, | |
222 | OPCODE_ISCSI_INI_DRIVER_INVALIDATE_CONNECTION, | |
223 | sizeof(*req)); | |
224 | req->session_handle = beiscsi_ep->fw_handle; | |
225 | req->cid = cid; | |
226 | if (issue_reset) | |
227 | req->cleanup_type = CMD_ISCSI_CONNECTION_ISSUE_TCP_RST; | |
228 | else | |
229 | req->cleanup_type = CMD_ISCSI_CONNECTION_INVALIDATE; | |
230 | req->save_cfg = savecfg_flag; | |
756d29c8 | 231 | be_mcc_notify(phba); |
6733b39a | 232 | spin_unlock(&ctrl->mbox_lock); |
756d29c8 | 233 | return tag; |
6733b39a JK |
234 | } |
235 | ||
236 | unsigned char mgmt_upload_connection(struct beiscsi_hba *phba, | |
237 | unsigned short cid, unsigned int upload_flag) | |
238 | { | |
239 | struct be_ctrl_info *ctrl = &phba->ctrl; | |
756d29c8 JK |
240 | struct be_mcc_wrb *wrb; |
241 | struct tcp_upload_params_in *req; | |
242 | unsigned int tag = 0; | |
6733b39a JK |
243 | |
244 | spin_lock(&ctrl->mbox_lock); | |
756d29c8 JK |
245 | tag = alloc_mcc_tag(phba); |
246 | if (!tag) { | |
247 | spin_unlock(&ctrl->mbox_lock); | |
248 | return tag; | |
249 | } | |
250 | wrb = wrb_from_mccq(phba); | |
251 | req = embedded_payload(wrb); | |
252 | wrb->tag0 |= tag; | |
6733b39a JK |
253 | |
254 | be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); | |
255 | be_cmd_hdr_prepare(&req->hdr, CMD_COMMON_TCP_UPLOAD, | |
256 | OPCODE_COMMON_TCP_UPLOAD, sizeof(*req)); | |
257 | req->id = (unsigned short)cid; | |
258 | req->upload_type = (unsigned char)upload_flag; | |
756d29c8 | 259 | be_mcc_notify(phba); |
6733b39a | 260 | spin_unlock(&ctrl->mbox_lock); |
756d29c8 | 261 | return tag; |
6733b39a JK |
262 | } |
263 | ||
264 | int mgmt_open_connection(struct beiscsi_hba *phba, | |
265 | struct sockaddr *dst_addr, | |
266 | struct beiscsi_endpoint *beiscsi_ep) | |
267 | { | |
268 | struct hwi_controller *phwi_ctrlr; | |
269 | struct hwi_context_memory *phwi_context; | |
270 | struct sockaddr_in *daddr_in = (struct sockaddr_in *)dst_addr; | |
271 | struct sockaddr_in6 *daddr_in6 = (struct sockaddr_in6 *)dst_addr; | |
272 | struct be_ctrl_info *ctrl = &phba->ctrl; | |
756d29c8 JK |
273 | struct be_mcc_wrb *wrb; |
274 | struct tcp_connect_and_offload_in *req; | |
6733b39a JK |
275 | unsigned short def_hdr_id; |
276 | unsigned short def_data_id; | |
277 | struct phys_addr template_address = { 0, 0 }; | |
278 | struct phys_addr *ptemplate_address; | |
756d29c8 | 279 | unsigned int tag = 0; |
bfead3b2 | 280 | unsigned int i; |
6733b39a JK |
281 | unsigned short cid = beiscsi_ep->ep_cid; |
282 | ||
283 | phwi_ctrlr = phba->phwi_ctrlr; | |
284 | phwi_context = phwi_ctrlr->phwi_ctxt; | |
285 | def_hdr_id = (unsigned short)HWI_GET_DEF_HDRQ_ID(phba); | |
286 | def_data_id = (unsigned short)HWI_GET_DEF_BUFQ_ID(phba); | |
287 | ||
288 | ptemplate_address = &template_address; | |
289 | ISCSI_GET_PDU_TEMPLATE_ADDRESS(phba, ptemplate_address); | |
290 | spin_lock(&ctrl->mbox_lock); | |
756d29c8 JK |
291 | tag = alloc_mcc_tag(phba); |
292 | if (!tag) { | |
293 | spin_unlock(&ctrl->mbox_lock); | |
294 | return tag; | |
295 | } | |
296 | wrb = wrb_from_mccq(phba); | |
297 | req = embedded_payload(wrb); | |
298 | wrb->tag0 |= tag; | |
6733b39a JK |
299 | |
300 | be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); | |
301 | be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI, | |
302 | OPCODE_COMMON_ISCSI_TCP_CONNECT_AND_OFFLOAD, | |
303 | sizeof(*req)); | |
304 | if (dst_addr->sa_family == PF_INET) { | |
305 | __be32 s_addr = daddr_in->sin_addr.s_addr; | |
306 | req->ip_address.ip_type = BE2_IPV4; | |
307 | req->ip_address.ip_address[0] = s_addr & 0x000000ff; | |
308 | req->ip_address.ip_address[1] = (s_addr & 0x0000ff00) >> 8; | |
309 | req->ip_address.ip_address[2] = (s_addr & 0x00ff0000) >> 16; | |
310 | req->ip_address.ip_address[3] = (s_addr & 0xff000000) >> 24; | |
311 | req->tcp_port = ntohs(daddr_in->sin_port); | |
312 | beiscsi_ep->dst_addr = daddr_in->sin_addr.s_addr; | |
313 | beiscsi_ep->dst_tcpport = ntohs(daddr_in->sin_port); | |
314 | beiscsi_ep->ip_type = BE2_IPV4; | |
315 | } else if (dst_addr->sa_family == PF_INET6) { | |
316 | req->ip_address.ip_type = BE2_IPV6; | |
317 | memcpy(&req->ip_address.ip_address, | |
318 | &daddr_in6->sin6_addr.in6_u.u6_addr8, 16); | |
319 | req->tcp_port = ntohs(daddr_in6->sin6_port); | |
320 | beiscsi_ep->dst_tcpport = ntohs(daddr_in6->sin6_port); | |
321 | memcpy(&beiscsi_ep->dst6_addr, | |
322 | &daddr_in6->sin6_addr.in6_u.u6_addr8, 16); | |
323 | beiscsi_ep->ip_type = BE2_IPV6; | |
324 | } else{ | |
325 | shost_printk(KERN_ERR, phba->shost, "unknown addr family %d\n", | |
326 | dst_addr->sa_family); | |
327 | spin_unlock(&ctrl->mbox_lock); | |
328 | return -EINVAL; | |
329 | ||
330 | } | |
331 | req->cid = cid; | |
bfead3b2 JK |
332 | i = phba->nxt_cqid++; |
333 | if (phba->nxt_cqid == phba->num_cpus) | |
334 | phba->nxt_cqid = 0; | |
335 | req->cq_id = phwi_context->be_cq[i].id; | |
336 | SE_DEBUG(DBG_LVL_8, "i=%d cq_id=%d \n", i, req->cq_id); | |
6733b39a JK |
337 | req->defq_id = def_hdr_id; |
338 | req->hdr_ring_id = def_hdr_id; | |
339 | req->data_ring_id = def_data_id; | |
340 | req->do_offload = 1; | |
341 | req->dataout_template_pa.lo = ptemplate_address->lo; | |
342 | req->dataout_template_pa.hi = ptemplate_address->hi; | |
756d29c8 | 343 | be_mcc_notify(phba); |
6733b39a | 344 | spin_unlock(&ctrl->mbox_lock); |
756d29c8 | 345 | return tag; |
6733b39a | 346 | } |
bfead3b2 | 347 | |
756d29c8 | 348 | unsigned int be_cmd_get_mac_addr(struct beiscsi_hba *phba) |
bfead3b2 JK |
349 | { |
350 | struct be_ctrl_info *ctrl = &phba->ctrl; | |
756d29c8 JK |
351 | struct be_mcc_wrb *wrb; |
352 | struct be_cmd_req_get_mac_addr *req; | |
353 | unsigned int tag = 0; | |
bfead3b2 JK |
354 | |
355 | SE_DEBUG(DBG_LVL_8, "In be_cmd_get_mac_addr\n"); | |
356 | spin_lock(&ctrl->mbox_lock); | |
756d29c8 JK |
357 | tag = alloc_mcc_tag(phba); |
358 | if (!tag) { | |
359 | spin_unlock(&ctrl->mbox_lock); | |
360 | return tag; | |
361 | } | |
362 | ||
363 | wrb = wrb_from_mccq(phba); | |
364 | req = embedded_payload(wrb); | |
365 | wrb->tag0 |= tag; | |
bfead3b2 JK |
366 | be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); |
367 | be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI, | |
368 | OPCODE_COMMON_ISCSI_NTWK_GET_NIC_CONFIG, | |
369 | sizeof(*req)); | |
370 | ||
756d29c8 | 371 | be_mcc_notify(phba); |
bfead3b2 | 372 | spin_unlock(&ctrl->mbox_lock); |
756d29c8 | 373 | return tag; |
bfead3b2 JK |
374 | } |
375 |