2 * Copyright (C) 2005 - 2013 Emulex
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.
10 * Written by: Jayamohan Kallickal (jayamohan.kallickal@emulex.com)
12 * Contact Information:
13 * linux-drivers@emulex.com
17 * Costa Mesa, CA 92626
20 #include <linux/bsg-lib.h>
21 #include <scsi/scsi_transport_iscsi.h>
22 #include <scsi/scsi_bsg_iscsi.h>
27 /* UE Status Low CSR */
28 static const char * const desc_ue_status_low[] = {
63 /* UE Status High CSR */
64 static const char * const desc_ue_status_hi[] = {
100 * beiscsi_ue_detec()- Detect Unrecoverable Error on adapter
101 * @phba: Driver priv structure
103 * Read registers linked to UE and check for the UE status
105 void beiscsi_ue_detect(struct beiscsi_hba *phba)
107 uint32_t ue_hi = 0, ue_lo = 0;
108 uint32_t ue_mask_hi = 0, ue_mask_lo = 0;
111 if (phba->ue_detected)
114 pci_read_config_dword(phba->pcidev,
115 PCICFG_UE_STATUS_LOW, &ue_lo);
116 pci_read_config_dword(phba->pcidev,
117 PCICFG_UE_STATUS_MASK_LOW,
119 pci_read_config_dword(phba->pcidev,
120 PCICFG_UE_STATUS_HIGH,
122 pci_read_config_dword(phba->pcidev,
123 PCICFG_UE_STATUS_MASK_HI,
126 ue_lo = (ue_lo & ~ue_mask_lo);
127 ue_hi = (ue_hi & ~ue_mask_hi);
130 if (ue_lo || ue_hi) {
131 phba->ue_detected = true;
132 beiscsi_log(phba, KERN_ERR,
133 BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
134 "BG_%d : Error detected on the adapter\n");
138 for (i = 0; ue_lo; ue_lo >>= 1, i++) {
140 beiscsi_log(phba, KERN_ERR,
142 "BG_%d : UE_LOW %s bit set\n",
143 desc_ue_status_low[i]);
148 for (i = 0; ue_hi; ue_hi >>= 1, i++) {
150 beiscsi_log(phba, KERN_ERR,
152 "BG_%d : UE_HIGH %s bit set\n",
153 desc_ue_status_hi[i]);
159 * mgmt_reopen_session()- Reopen a session based on reopen_type
160 * @phba: Device priv structure instance
161 * @reopen_type: Type of reopen_session FW should do.
162 * @sess_handle: Session Handle of the session to be re-opened
165 * the TAG used for MBOX Command
168 unsigned int mgmt_reopen_session(struct beiscsi_hba *phba,
169 unsigned int reopen_type,
170 unsigned int sess_handle)
172 struct be_ctrl_info *ctrl = &phba->ctrl;
173 struct be_mcc_wrb *wrb;
174 struct be_cmd_reopen_session_req *req;
175 unsigned int tag = 0;
177 beiscsi_log(phba, KERN_INFO,
178 BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
179 "BG_%d : In bescsi_get_boot_target\n");
181 spin_lock(&ctrl->mbox_lock);
182 tag = alloc_mcc_tag(phba);
184 spin_unlock(&ctrl->mbox_lock);
188 wrb = wrb_from_mccq(phba);
189 req = embedded_payload(wrb);
191 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
192 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
193 OPCODE_ISCSI_INI_DRIVER_REOPEN_ALL_SESSIONS,
194 sizeof(struct be_cmd_reopen_session_resp));
196 /* set the reopen_type,sess_handle */
197 req->reopen_type = reopen_type;
198 req->session_handle = sess_handle;
201 spin_unlock(&ctrl->mbox_lock);
205 unsigned int mgmt_get_boot_target(struct beiscsi_hba *phba)
207 struct be_ctrl_info *ctrl = &phba->ctrl;
208 struct be_mcc_wrb *wrb;
209 struct be_cmd_get_boot_target_req *req;
210 unsigned int tag = 0;
212 beiscsi_log(phba, KERN_INFO,
213 BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
214 "BG_%d : In bescsi_get_boot_target\n");
216 spin_lock(&ctrl->mbox_lock);
217 tag = alloc_mcc_tag(phba);
219 spin_unlock(&ctrl->mbox_lock);
223 wrb = wrb_from_mccq(phba);
224 req = embedded_payload(wrb);
226 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
227 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
228 OPCODE_ISCSI_INI_BOOT_GET_BOOT_TARGET,
229 sizeof(struct be_cmd_get_boot_target_resp));
232 spin_unlock(&ctrl->mbox_lock);
236 unsigned int mgmt_get_session_info(struct beiscsi_hba *phba,
237 u32 boot_session_handle,
238 struct be_dma_mem *nonemb_cmd)
240 struct be_ctrl_info *ctrl = &phba->ctrl;
241 struct be_mcc_wrb *wrb;
242 unsigned int tag = 0;
243 struct be_cmd_get_session_req *req;
244 struct be_cmd_get_session_resp *resp;
247 beiscsi_log(phba, KERN_INFO,
248 BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
249 "BG_%d : In beiscsi_get_session_info\n");
251 spin_lock(&ctrl->mbox_lock);
252 tag = alloc_mcc_tag(phba);
254 spin_unlock(&ctrl->mbox_lock);
258 nonemb_cmd->size = sizeof(*resp);
259 req = nonemb_cmd->va;
260 memset(req, 0, sizeof(*req));
261 wrb = wrb_from_mccq(phba);
262 sge = nonembedded_sgl(wrb);
267 be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1);
268 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
269 OPCODE_ISCSI_INI_SESSION_GET_A_SESSION,
271 req->session_handle = boot_session_handle;
272 sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
273 sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
274 sge->len = cpu_to_le32(nonemb_cmd->size);
277 spin_unlock(&ctrl->mbox_lock);
281 int mgmt_get_fw_config(struct be_ctrl_info *ctrl,
282 struct beiscsi_hba *phba)
284 struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
285 struct be_fw_cfg *req = embedded_payload(wrb);
288 spin_lock(&ctrl->mbox_lock);
289 memset(wrb, 0, sizeof(*wrb));
291 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
293 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
294 OPCODE_COMMON_QUERY_FIRMWARE_CONFIG, sizeof(*req));
295 status = be_mbox_notify(ctrl);
297 struct be_fw_cfg *pfw_cfg;
299 phba->fw_config.phys_port = pfw_cfg->phys_port;
300 phba->fw_config.iscsi_icd_start =
301 pfw_cfg->ulp[0].icd_base;
302 phba->fw_config.iscsi_icd_count =
303 pfw_cfg->ulp[0].icd_count;
304 phba->fw_config.iscsi_cid_start =
305 pfw_cfg->ulp[0].sq_base;
306 phba->fw_config.iscsi_cid_count =
307 pfw_cfg->ulp[0].sq_count;
308 if (phba->fw_config.iscsi_cid_count > (BE2_MAX_SESSIONS / 2)) {
309 beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
310 "BG_%d : FW reported MAX CXNS as %d\t"
311 "Max Supported = %d.\n",
312 phba->fw_config.iscsi_cid_count,
314 phba->fw_config.iscsi_cid_count = BE2_MAX_SESSIONS / 2;
317 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_INIT,
318 "BG_%d : Failed in mgmt_get_fw_config\n");
321 spin_unlock(&ctrl->mbox_lock);
325 int mgmt_check_supported_fw(struct be_ctrl_info *ctrl,
326 struct beiscsi_hba *phba)
328 struct be_dma_mem nonemb_cmd;
329 struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
330 struct be_mgmt_controller_attributes *req;
331 struct be_sge *sge = nonembedded_sgl(wrb);
334 nonemb_cmd.va = pci_alloc_consistent(ctrl->pdev,
335 sizeof(struct be_mgmt_controller_attributes),
337 if (nonemb_cmd.va == NULL) {
338 beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
339 "BG_%d : Failed to allocate memory for "
340 "mgmt_check_supported_fw\n");
343 nonemb_cmd.size = sizeof(struct be_mgmt_controller_attributes);
345 memset(req, 0, sizeof(*req));
346 spin_lock(&ctrl->mbox_lock);
347 memset(wrb, 0, sizeof(*wrb));
348 be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1);
349 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
350 OPCODE_COMMON_GET_CNTL_ATTRIBUTES, sizeof(*req));
351 sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd.dma));
352 sge->pa_lo = cpu_to_le32(nonemb_cmd.dma & 0xFFFFFFFF);
353 sge->len = cpu_to_le32(nonemb_cmd.size);
354 status = be_mbox_notify(ctrl);
356 struct be_mgmt_controller_attributes_resp *resp = nonemb_cmd.va;
357 beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
358 "BG_%d : Firmware Version of CMD : %s\n"
359 "Firmware Version is : %s\n"
360 "Developer Build, not performing version check...\n",
361 resp->params.hba_attribs
362 .flashrom_version_string,
363 resp->params.hba_attribs.
364 firmware_version_string);
366 phba->fw_config.iscsi_features =
367 resp->params.hba_attribs.iscsi_features;
368 beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
369 "BM_%d : phba->fw_config.iscsi_features = %d\n",
370 phba->fw_config.iscsi_features);
371 memcpy(phba->fw_ver_str, resp->params.hba_attribs.
372 firmware_version_string, BEISCSI_VER_STRLEN);
374 beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
375 "BG_%d : Failed in mgmt_check_supported_fw\n");
376 spin_unlock(&ctrl->mbox_lock);
378 pci_free_consistent(ctrl->pdev, nonemb_cmd.size,
379 nonemb_cmd.va, nonemb_cmd.dma);
384 unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl,
385 struct beiscsi_hba *phba,
387 struct be_dma_mem *nonemb_cmd)
389 struct be_cmd_resp_hdr *resp;
390 struct be_mcc_wrb *wrb = wrb_from_mccq(phba);
391 struct be_sge *mcc_sge = nonembedded_sgl(wrb);
392 unsigned int tag = 0;
393 struct iscsi_bsg_request *bsg_req = job->request;
394 struct be_bsg_vendor_cmd *req = nonemb_cmd->va;
395 unsigned short region, sector_size, sector, offset;
397 nonemb_cmd->size = job->request_payload.payload_len;
398 memset(nonemb_cmd->va, 0, nonemb_cmd->size);
399 resp = nonemb_cmd->va;
400 region = bsg_req->rqst_data.h_vendor.vendor_cmd[1];
401 sector_size = bsg_req->rqst_data.h_vendor.vendor_cmd[2];
402 sector = bsg_req->rqst_data.h_vendor.vendor_cmd[3];
403 offset = bsg_req->rqst_data.h_vendor.vendor_cmd[4];
404 req->region = region;
405 req->sector = sector;
406 req->offset = offset;
407 spin_lock(&ctrl->mbox_lock);
408 memset(wrb, 0, sizeof(*wrb));
410 switch (bsg_req->rqst_data.h_vendor.vendor_cmd[0]) {
411 case BEISCSI_WRITE_FLASH:
412 offset = sector * sector_size + offset;
413 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
414 OPCODE_COMMON_WRITE_FLASH, sizeof(*req));
415 sg_copy_to_buffer(job->request_payload.sg_list,
416 job->request_payload.sg_cnt,
417 nonemb_cmd->va + offset, job->request_len);
419 case BEISCSI_READ_FLASH:
420 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
421 OPCODE_COMMON_READ_FLASH, sizeof(*req));
424 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
425 "BG_%d : Unsupported cmd = 0x%x\n\n",
426 bsg_req->rqst_data.h_vendor.vendor_cmd[0]);
428 spin_unlock(&ctrl->mbox_lock);
432 tag = alloc_mcc_tag(phba);
434 spin_unlock(&ctrl->mbox_lock);
438 be_wrb_hdr_prepare(wrb, nonemb_cmd->size, false,
439 job->request_payload.sg_cnt);
440 mcc_sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
441 mcc_sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
442 mcc_sge->len = cpu_to_le32(nonemb_cmd->size);
447 spin_unlock(&ctrl->mbox_lock);
451 int mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute)
453 struct be_ctrl_info *ctrl = &phba->ctrl;
454 struct be_mcc_wrb *wrb = wrb_from_mccq(phba);
455 struct iscsi_cleanup_req *req = embedded_payload(wrb);
458 spin_lock(&ctrl->mbox_lock);
459 memset(wrb, 0, sizeof(*wrb));
461 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
462 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
463 OPCODE_COMMON_ISCSI_CLEANUP, sizeof(*req));
466 req->hdr_ring_id = cpu_to_le16(HWI_GET_DEF_HDRQ_ID(phba));
467 req->data_ring_id = cpu_to_le16(HWI_GET_DEF_BUFQ_ID(phba));
469 status = be_mcc_notify_wait(phba);
471 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_INIT,
472 "BG_%d : mgmt_epfw_cleanup , FAILED\n");
473 spin_unlock(&ctrl->mbox_lock);
477 unsigned int mgmt_invalidate_icds(struct beiscsi_hba *phba,
478 struct invalidate_command_table *inv_tbl,
479 unsigned int num_invalidate, unsigned int cid,
480 struct be_dma_mem *nonemb_cmd)
483 struct be_ctrl_info *ctrl = &phba->ctrl;
484 struct be_mcc_wrb *wrb;
486 struct invalidate_commands_params_in *req;
487 unsigned int i, tag = 0;
489 spin_lock(&ctrl->mbox_lock);
490 tag = alloc_mcc_tag(phba);
492 spin_unlock(&ctrl->mbox_lock);
496 req = nonemb_cmd->va;
497 memset(req, 0, sizeof(*req));
498 wrb = wrb_from_mccq(phba);
499 sge = nonembedded_sgl(wrb);
502 be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1);
503 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
504 OPCODE_COMMON_ISCSI_ERROR_RECOVERY_INVALIDATE_COMMANDS,
507 req->cleanup_type = CMD_ISCSI_COMMAND_INVALIDATE;
508 for (i = 0; i < num_invalidate; i++) {
509 req->table[i].icd = inv_tbl->icd;
510 req->table[i].cid = inv_tbl->cid;
514 sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
515 sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
516 sge->len = cpu_to_le32(nonemb_cmd->size);
519 spin_unlock(&ctrl->mbox_lock);
523 unsigned int mgmt_invalidate_connection(struct beiscsi_hba *phba,
524 struct beiscsi_endpoint *beiscsi_ep,
526 unsigned short issue_reset,
527 unsigned short savecfg_flag)
529 struct be_ctrl_info *ctrl = &phba->ctrl;
530 struct be_mcc_wrb *wrb;
531 struct iscsi_invalidate_connection_params_in *req;
532 unsigned int tag = 0;
534 spin_lock(&ctrl->mbox_lock);
535 tag = alloc_mcc_tag(phba);
537 spin_unlock(&ctrl->mbox_lock);
540 wrb = wrb_from_mccq(phba);
542 req = embedded_payload(wrb);
544 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
545 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
546 OPCODE_ISCSI_INI_DRIVER_INVALIDATE_CONNECTION,
548 req->session_handle = beiscsi_ep->fw_handle;
551 req->cleanup_type = CMD_ISCSI_CONNECTION_ISSUE_TCP_RST;
553 req->cleanup_type = CMD_ISCSI_CONNECTION_INVALIDATE;
554 req->save_cfg = savecfg_flag;
556 spin_unlock(&ctrl->mbox_lock);
560 unsigned int mgmt_upload_connection(struct beiscsi_hba *phba,
561 unsigned short cid, unsigned int upload_flag)
563 struct be_ctrl_info *ctrl = &phba->ctrl;
564 struct be_mcc_wrb *wrb;
565 struct tcp_upload_params_in *req;
566 unsigned int tag = 0;
568 spin_lock(&ctrl->mbox_lock);
569 tag = alloc_mcc_tag(phba);
571 spin_unlock(&ctrl->mbox_lock);
574 wrb = wrb_from_mccq(phba);
575 req = embedded_payload(wrb);
578 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
579 be_cmd_hdr_prepare(&req->hdr, CMD_COMMON_TCP_UPLOAD,
580 OPCODE_COMMON_TCP_UPLOAD, sizeof(*req));
581 req->id = (unsigned short)cid;
582 req->upload_type = (unsigned char)upload_flag;
584 spin_unlock(&ctrl->mbox_lock);
588 int mgmt_open_connection(struct beiscsi_hba *phba,
589 struct sockaddr *dst_addr,
590 struct beiscsi_endpoint *beiscsi_ep,
591 struct be_dma_mem *nonemb_cmd)
593 struct hwi_controller *phwi_ctrlr;
594 struct hwi_context_memory *phwi_context;
595 struct sockaddr_in *daddr_in = (struct sockaddr_in *)dst_addr;
596 struct sockaddr_in6 *daddr_in6 = (struct sockaddr_in6 *)dst_addr;
597 struct be_ctrl_info *ctrl = &phba->ctrl;
598 struct be_mcc_wrb *wrb;
599 struct tcp_connect_and_offload_in *req;
600 unsigned short def_hdr_id;
601 unsigned short def_data_id;
602 struct phys_addr template_address = { 0, 0 };
603 struct phys_addr *ptemplate_address;
604 unsigned int tag = 0;
606 unsigned short cid = beiscsi_ep->ep_cid;
609 phwi_ctrlr = phba->phwi_ctrlr;
610 phwi_context = phwi_ctrlr->phwi_ctxt;
611 def_hdr_id = (unsigned short)HWI_GET_DEF_HDRQ_ID(phba);
612 def_data_id = (unsigned short)HWI_GET_DEF_BUFQ_ID(phba);
614 ptemplate_address = &template_address;
615 ISCSI_GET_PDU_TEMPLATE_ADDRESS(phba, ptemplate_address);
616 spin_lock(&ctrl->mbox_lock);
617 tag = alloc_mcc_tag(phba);
619 spin_unlock(&ctrl->mbox_lock);
622 wrb = wrb_from_mccq(phba);
623 memset(wrb, 0, sizeof(*wrb));
624 sge = nonembedded_sgl(wrb);
626 req = nonemb_cmd->va;
627 memset(req, 0, sizeof(*req));
630 be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1);
631 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
632 OPCODE_COMMON_ISCSI_TCP_CONNECT_AND_OFFLOAD,
634 if (dst_addr->sa_family == PF_INET) {
635 __be32 s_addr = daddr_in->sin_addr.s_addr;
636 req->ip_address.ip_type = BE2_IPV4;
637 req->ip_address.addr[0] = s_addr & 0x000000ff;
638 req->ip_address.addr[1] = (s_addr & 0x0000ff00) >> 8;
639 req->ip_address.addr[2] = (s_addr & 0x00ff0000) >> 16;
640 req->ip_address.addr[3] = (s_addr & 0xff000000) >> 24;
641 req->tcp_port = ntohs(daddr_in->sin_port);
642 beiscsi_ep->dst_addr = daddr_in->sin_addr.s_addr;
643 beiscsi_ep->dst_tcpport = ntohs(daddr_in->sin_port);
644 beiscsi_ep->ip_type = BE2_IPV4;
645 } else if (dst_addr->sa_family == PF_INET6) {
646 req->ip_address.ip_type = BE2_IPV6;
647 memcpy(&req->ip_address.addr,
648 &daddr_in6->sin6_addr.in6_u.u6_addr8, 16);
649 req->tcp_port = ntohs(daddr_in6->sin6_port);
650 beiscsi_ep->dst_tcpport = ntohs(daddr_in6->sin6_port);
651 memcpy(&beiscsi_ep->dst6_addr,
652 &daddr_in6->sin6_addr.in6_u.u6_addr8, 16);
653 beiscsi_ep->ip_type = BE2_IPV6;
655 beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
656 "BG_%d : unknown addr family %d\n",
657 dst_addr->sa_family);
658 spin_unlock(&ctrl->mbox_lock);
659 free_mcc_tag(&phba->ctrl, tag);
664 i = phba->nxt_cqid++;
665 if (phba->nxt_cqid == phba->num_cpus)
667 req->cq_id = phwi_context->be_cq[i].id;
668 beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
669 "BG_%d : i=%d cq_id=%d\n", i, req->cq_id);
670 req->defq_id = def_hdr_id;
671 req->hdr_ring_id = def_hdr_id;
672 req->data_ring_id = def_data_id;
674 req->dataout_template_pa.lo = ptemplate_address->lo;
675 req->dataout_template_pa.hi = ptemplate_address->hi;
676 sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
677 sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
678 sge->len = cpu_to_le32(nonemb_cmd->size);
680 spin_unlock(&ctrl->mbox_lock);
684 unsigned int mgmt_get_all_if_id(struct beiscsi_hba *phba)
686 struct be_ctrl_info *ctrl = &phba->ctrl;
687 struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
688 struct be_cmd_get_all_if_id_req *req = embedded_payload(wrb);
689 struct be_cmd_get_all_if_id_req *pbe_allid = req;
692 memset(wrb, 0, sizeof(*wrb));
694 spin_lock(&ctrl->mbox_lock);
696 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
697 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
698 OPCODE_COMMON_ISCSI_NTWK_GET_ALL_IF_ID,
700 status = be_mbox_notify(ctrl);
702 phba->interface_handle = pbe_allid->if_hndl_list[0];
704 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
705 "BG_%d : Failed in mgmt_get_all_if_id\n");
707 spin_unlock(&ctrl->mbox_lock);
713 * mgmt_exec_nonemb_cmd()- Execute Non Embedded MBX Cmd
714 * @phba: Driver priv structure
715 * @nonemb_cmd: Address of the MBX command issued
716 * @resp_buf: Buffer to copy the MBX cmd response
717 * @resp_buf_len: respone lenght to be copied
720 static int mgmt_exec_nonemb_cmd(struct beiscsi_hba *phba,
721 struct be_dma_mem *nonemb_cmd, void *resp_buf,
724 struct be_ctrl_info *ctrl = &phba->ctrl;
725 struct be_mcc_wrb *wrb = wrb_from_mccq(phba);
730 spin_lock(&ctrl->mbox_lock);
731 tag = alloc_mcc_tag(phba);
733 spin_unlock(&ctrl->mbox_lock);
737 memset(wrb, 0, sizeof(*wrb));
739 sge = nonembedded_sgl(wrb);
741 be_wrb_hdr_prepare(wrb, nonemb_cmd->size, false, 1);
742 sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
743 sge->pa_lo = cpu_to_le32(lower_32_bits(nonemb_cmd->dma));
744 sge->len = cpu_to_le32(nonemb_cmd->size);
747 spin_unlock(&ctrl->mbox_lock);
749 rc = beiscsi_mccq_compl(phba, tag, NULL, nonemb_cmd->va);
751 beiscsi_log(phba, KERN_ERR,
752 BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
753 "BG_%d : mgmt_exec_nonemb_cmd Failed status\n");
760 memcpy(resp_buf, nonemb_cmd->va, resp_buf_len);
763 pci_free_consistent(ctrl->pdev, nonemb_cmd->size,
764 nonemb_cmd->va, nonemb_cmd->dma);
768 static int mgmt_alloc_cmd_data(struct beiscsi_hba *phba, struct be_dma_mem *cmd,
769 int iscsi_cmd, int size)
771 cmd->va = pci_alloc_consistent(phba->ctrl.pdev, size, &cmd->dma);
773 beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
774 "BG_%d : Failed to allocate memory for if info\n");
777 memset(cmd->va, 0, size);
779 be_cmd_hdr_prepare(cmd->va, CMD_SUBSYSTEM_ISCSI, iscsi_cmd, size);
784 mgmt_static_ip_modify(struct beiscsi_hba *phba,
785 struct be_cmd_get_if_info_resp *if_info,
786 struct iscsi_iface_param_info *ip_param,
787 struct iscsi_iface_param_info *subnet_param,
790 struct be_cmd_set_ip_addr_req *req;
791 struct be_dma_mem nonemb_cmd;
795 rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
796 OPCODE_COMMON_ISCSI_NTWK_MODIFY_IP_ADDR,
801 ip_type = (ip_param->param == ISCSI_NET_PARAM_IPV6_ADDR) ?
802 BE2_IPV6 : BE2_IPV4 ;
805 req->ip_params.record_entry_count = 1;
806 req->ip_params.ip_record.action = ip_action;
807 req->ip_params.ip_record.interface_hndl =
808 phba->interface_handle;
809 req->ip_params.ip_record.ip_addr.size_of_structure =
810 sizeof(struct be_ip_addr_subnet_format);
811 req->ip_params.ip_record.ip_addr.ip_type = ip_type;
813 if (ip_action == IP_ACTION_ADD) {
814 memcpy(req->ip_params.ip_record.ip_addr.addr, ip_param->value,
815 sizeof(req->ip_params.ip_record.ip_addr.addr));
818 memcpy(req->ip_params.ip_record.ip_addr.subnet_mask,
820 sizeof(req->ip_params.ip_record.ip_addr.subnet_mask));
822 memcpy(req->ip_params.ip_record.ip_addr.addr,
823 if_info->ip_addr.addr,
824 sizeof(req->ip_params.ip_record.ip_addr.addr));
826 memcpy(req->ip_params.ip_record.ip_addr.subnet_mask,
827 if_info->ip_addr.subnet_mask,
828 sizeof(req->ip_params.ip_record.ip_addr.subnet_mask));
831 rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0);
833 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
834 "BG_%d : Failed to Modify existing IP Address\n");
838 static int mgmt_modify_gateway(struct beiscsi_hba *phba, uint8_t *gt_addr,
839 uint32_t gtway_action, uint32_t param_len)
841 struct be_cmd_set_def_gateway_req *req;
842 struct be_dma_mem nonemb_cmd;
846 rt_val = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
847 OPCODE_COMMON_ISCSI_NTWK_MODIFY_DEFAULT_GATEWAY,
853 req->action = gtway_action;
854 req->ip_addr.ip_type = BE2_IPV4;
856 memcpy(req->ip_addr.addr, gt_addr, sizeof(req->ip_addr.addr));
858 return mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0);
861 int mgmt_set_ip(struct beiscsi_hba *phba,
862 struct iscsi_iface_param_info *ip_param,
863 struct iscsi_iface_param_info *subnet_param,
866 struct be_cmd_get_def_gateway_resp gtway_addr_set;
867 struct be_cmd_get_if_info_resp if_info;
868 struct be_cmd_set_dhcp_req *dhcpreq;
869 struct be_cmd_rel_dhcp_req *reldhcp;
870 struct be_dma_mem nonemb_cmd;
875 if (mgmt_get_all_if_id(phba))
878 memset(&if_info, 0, sizeof(if_info));
879 ip_type = (ip_param->param == ISCSI_NET_PARAM_IPV6_ADDR) ?
880 BE2_IPV6 : BE2_IPV4 ;
882 rc = mgmt_get_if_info(phba, ip_type, &if_info);
886 if (boot_proto == ISCSI_BOOTPROTO_DHCP) {
887 if (if_info.dhcp_state) {
888 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
889 "BG_%d : DHCP Already Enabled\n");
892 /* The ip_param->len is 1 in DHCP case. Setting
893 proper IP len as this it is used while
894 freeing the Static IP.
896 ip_param->len = (ip_param->param == ISCSI_NET_PARAM_IPV6_ADDR) ?
897 IP_V6_LEN : IP_V4_LEN;
900 if (if_info.dhcp_state) {
902 memset(&if_info, 0, sizeof(if_info));
903 rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
904 OPCODE_COMMON_ISCSI_NTWK_REL_STATELESS_IP_ADDR,
910 reldhcp = nonemb_cmd.va;
911 reldhcp->interface_hndl = phba->interface_handle;
912 reldhcp->ip_type = ip_type;
914 rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0);
916 beiscsi_log(phba, KERN_WARNING,
918 "BG_%d : Failed to Delete existing dhcp\n");
924 /* Delete the Static IP Set */
925 if (if_info.ip_addr.addr[0]) {
926 rc = mgmt_static_ip_modify(phba, &if_info, ip_param, NULL,
932 /* Delete the Gateway settings if mode change is to DHCP */
933 if (boot_proto == ISCSI_BOOTPROTO_DHCP) {
934 memset(>way_addr_set, 0, sizeof(gtway_addr_set));
935 rc = mgmt_get_gateway(phba, BE2_IPV4, >way_addr_set);
937 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
938 "BG_%d : Failed to Get Gateway Addr\n");
942 if (gtway_addr_set.ip_addr.addr[0]) {
943 gtway_addr = (uint8_t *)>way_addr_set.ip_addr.addr;
944 rc = mgmt_modify_gateway(phba, gtway_addr,
945 IP_ACTION_DEL, IP_V4_LEN);
948 beiscsi_log(phba, KERN_WARNING,
950 "BG_%d : Failed to clear Gateway Addr Set\n");
956 /* Set Adapter to DHCP/Static Mode */
957 if (boot_proto == ISCSI_BOOTPROTO_DHCP) {
958 rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
959 OPCODE_COMMON_ISCSI_NTWK_CONFIG_STATELESS_IP_ADDR,
964 dhcpreq = nonemb_cmd.va;
965 dhcpreq->flags = BLOCKING;
966 dhcpreq->retry_count = 1;
967 dhcpreq->interface_hndl = phba->interface_handle;
968 dhcpreq->ip_type = BE2_DHCP_V4;
970 return mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0);
972 return mgmt_static_ip_modify(phba, &if_info, ip_param,
973 subnet_param, IP_ACTION_ADD);
979 int mgmt_set_gateway(struct beiscsi_hba *phba,
980 struct iscsi_iface_param_info *gateway_param)
982 struct be_cmd_get_def_gateway_resp gtway_addr_set;
986 memset(>way_addr_set, 0, sizeof(gtway_addr_set));
987 rt_val = mgmt_get_gateway(phba, BE2_IPV4, >way_addr_set);
989 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
990 "BG_%d : Failed to Get Gateway Addr\n");
994 if (gtway_addr_set.ip_addr.addr[0]) {
995 gtway_addr = (uint8_t *)>way_addr_set.ip_addr.addr;
996 rt_val = mgmt_modify_gateway(phba, gtway_addr, IP_ACTION_DEL,
999 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
1000 "BG_%d : Failed to clear Gateway Addr Set\n");
1005 gtway_addr = (uint8_t *)&gateway_param->value;
1006 rt_val = mgmt_modify_gateway(phba, gtway_addr, IP_ACTION_ADD,
1007 gateway_param->len);
1010 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
1011 "BG_%d : Failed to Set Gateway Addr\n");
1016 int mgmt_get_gateway(struct beiscsi_hba *phba, int ip_type,
1017 struct be_cmd_get_def_gateway_resp *gateway)
1019 struct be_cmd_get_def_gateway_req *req;
1020 struct be_dma_mem nonemb_cmd;
1023 rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
1024 OPCODE_COMMON_ISCSI_NTWK_GET_DEFAULT_GATEWAY,
1029 req = nonemb_cmd.va;
1030 req->ip_type = ip_type;
1032 return mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, gateway,
1036 int mgmt_get_if_info(struct beiscsi_hba *phba, int ip_type,
1037 struct be_cmd_get_if_info_resp *if_info)
1039 struct be_cmd_get_if_info_req *req;
1040 struct be_dma_mem nonemb_cmd;
1043 if (mgmt_get_all_if_id(phba))
1046 rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
1047 OPCODE_COMMON_ISCSI_NTWK_GET_IF_INFO,
1052 req = nonemb_cmd.va;
1053 req->interface_hndl = phba->interface_handle;
1054 req->ip_type = ip_type;
1056 return mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, if_info,
1060 int mgmt_get_nic_conf(struct beiscsi_hba *phba,
1061 struct be_cmd_get_nic_conf_resp *nic)
1063 struct be_dma_mem nonemb_cmd;
1066 rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
1067 OPCODE_COMMON_ISCSI_NTWK_GET_NIC_CONFIG,
1072 return mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, nic, sizeof(*nic));
1077 unsigned int be_cmd_get_initname(struct beiscsi_hba *phba)
1079 unsigned int tag = 0;
1080 struct be_mcc_wrb *wrb;
1081 struct be_cmd_hba_name *req;
1082 struct be_ctrl_info *ctrl = &phba->ctrl;
1084 spin_lock(&ctrl->mbox_lock);
1085 tag = alloc_mcc_tag(phba);
1087 spin_unlock(&ctrl->mbox_lock);
1091 wrb = wrb_from_mccq(phba);
1092 req = embedded_payload(wrb);
1094 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
1095 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
1096 OPCODE_ISCSI_INI_CFG_GET_HBA_NAME,
1099 be_mcc_notify(phba);
1100 spin_unlock(&ctrl->mbox_lock);
1104 unsigned int be_cmd_get_port_speed(struct beiscsi_hba *phba)
1106 unsigned int tag = 0;
1107 struct be_mcc_wrb *wrb;
1108 struct be_cmd_ntwk_link_status_req *req;
1109 struct be_ctrl_info *ctrl = &phba->ctrl;
1111 spin_lock(&ctrl->mbox_lock);
1112 tag = alloc_mcc_tag(phba);
1114 spin_unlock(&ctrl->mbox_lock);
1118 wrb = wrb_from_mccq(phba);
1119 req = embedded_payload(wrb);
1121 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
1122 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1123 OPCODE_COMMON_NTWK_LINK_STATUS_QUERY,
1126 be_mcc_notify(phba);
1127 spin_unlock(&ctrl->mbox_lock);
1132 * be_mgmt_get_boot_shandle()- Get the session handle
1133 * @phba: device priv structure instance
1134 * @s_handle: session handle returned for boot session.
1136 * Get the boot target session handle. In case of
1137 * crashdump mode driver has to issue and MBX Cmd
1138 * for FW to login to boot target
1142 * Failure: Non-Zero value
1145 int be_mgmt_get_boot_shandle(struct beiscsi_hba *phba,
1146 unsigned int *s_handle)
1148 struct be_cmd_get_boot_target_resp *boot_resp;
1149 struct be_mcc_wrb *wrb;
1151 uint8_t boot_retry = 3;
1155 /* Get the Boot Target Session Handle and Count*/
1156 tag = mgmt_get_boot_target(phba);
1158 beiscsi_log(phba, KERN_ERR,
1159 BEISCSI_LOG_CONFIG | BEISCSI_LOG_INIT,
1160 "BG_%d : Getting Boot Target Info Failed\n");
1164 rc = beiscsi_mccq_compl(phba, tag, &wrb, NULL);
1166 beiscsi_log(phba, KERN_ERR,
1167 BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
1168 "BG_%d : MBX CMD get_boot_target Failed\n");
1172 boot_resp = embedded_payload(wrb);
1174 /* Check if the there are any Boot targets configured */
1175 if (!boot_resp->boot_session_count) {
1176 beiscsi_log(phba, KERN_INFO,
1177 BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
1178 "BG_%d ;No boot targets configured\n");
1182 /* FW returns the session handle of the boot session */
1183 if (boot_resp->boot_session_handle != INVALID_SESS_HANDLE) {
1184 *s_handle = boot_resp->boot_session_handle;
1188 /* Issue MBX Cmd to FW to login to the boot target */
1189 tag = mgmt_reopen_session(phba, BE_REOPEN_BOOT_SESSIONS,
1190 INVALID_SESS_HANDLE);
1192 beiscsi_log(phba, KERN_ERR,
1193 BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
1194 "BG_%d : mgmt_reopen_session Failed\n");
1198 rc = beiscsi_mccq_compl(phba, tag, NULL, NULL);
1200 beiscsi_log(phba, KERN_ERR,
1201 BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
1202 "BG_%d : mgmt_reopen_session Failed");
1205 } while (--boot_retry);
1207 /* Couldn't log into the boot target */
1208 beiscsi_log(phba, KERN_ERR,
1209 BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
1210 "BG_%d : Login to Boot Target Failed\n");
1215 * mgmt_set_vlan()- Issue and wait for CMD completion
1216 * @phba: device private structure instance
1217 * @vlan_tag: VLAN tag
1219 * Issue the MBX Cmd and wait for the completion of the
1224 * Failure: Non-Xero Value
1226 int mgmt_set_vlan(struct beiscsi_hba *phba,
1231 struct be_mcc_wrb *wrb = NULL;
1233 tag = be_cmd_set_vlan(phba, vlan_tag);
1235 beiscsi_log(phba, KERN_ERR,
1236 (BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX),
1237 "BG_%d : VLAN Setting Failed\n");
1241 rc = beiscsi_mccq_compl(phba, tag, &wrb, NULL);
1243 beiscsi_log(phba, KERN_ERR,
1244 (BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX),
1245 "BS_%d : VLAN MBX Cmd Failed\n");
1252 * beiscsi_drvr_ver_disp()- Display the driver Name and Version
1253 * @dev: ptr to device not used.
1254 * @attr: device attribute, not used.
1255 * @buf: contains formatted text driver name and version
1258 * size of the formatted string
1261 beiscsi_drvr_ver_disp(struct device *dev, struct device_attribute *attr,
1264 return snprintf(buf, PAGE_SIZE, BE_NAME "\n");
1268 * beiscsi_fw_ver_disp()- Display Firmware Version
1269 * @dev: ptr to device not used.
1270 * @attr: device attribute, not used.
1271 * @buf: contains formatted text Firmware version
1274 * size of the formatted string
1277 beiscsi_fw_ver_disp(struct device *dev, struct device_attribute *attr,
1280 struct Scsi_Host *shost = class_to_shost(dev);
1281 struct beiscsi_hba *phba = iscsi_host_priv(shost);
1283 return snprintf(buf, PAGE_SIZE, "%s\n", phba->fw_ver_str);
1287 * beiscsi_active_cid_disp()- Display Sessions Active
1288 * @dev: ptr to device not used.
1289 * @attr: device attribute, not used.
1290 * @buf: contains formatted text Session Count
1293 * size of the formatted string
1296 beiscsi_active_cid_disp(struct device *dev, struct device_attribute *attr,
1299 struct Scsi_Host *shost = class_to_shost(dev);
1300 struct beiscsi_hba *phba = iscsi_host_priv(shost);
1302 return snprintf(buf, PAGE_SIZE, "%d\n",
1303 (phba->params.cxns_per_ctrl - phba->avlbl_cids));
1307 * beiscsi_adap_family_disp()- Display adapter family.
1308 * @dev: ptr to device to get priv structure
1309 * @attr: device attribute, not used.
1310 * @buf: contains formatted text driver name and version
1313 * size of the formatted string
1316 beiscsi_adap_family_disp(struct device *dev, struct device_attribute *attr,
1319 uint16_t dev_id = 0;
1320 struct Scsi_Host *shost = class_to_shost(dev);
1321 struct beiscsi_hba *phba = iscsi_host_priv(shost);
1323 dev_id = phba->pcidev->device;
1328 return snprintf(buf, PAGE_SIZE, "BE2 Adapter Family\n");
1332 return snprintf(buf, PAGE_SIZE, "BE3-R Adapter Family\n");
1335 return snprintf(buf, PAGE_SIZE, "Skyhawk-R Adapter Family\n");
1338 return snprintf(buf, PAGE_SIZE,
1339 "Unknown Adapter Family: 0x%x\n", dev_id);
1345 void beiscsi_offload_cxn_v0(struct beiscsi_offload_params *params,
1346 struct wrb_handle *pwrb_handle,
1347 struct be_mem_descriptor *mem_descr)
1349 struct iscsi_wrb *pwrb = pwrb_handle->pwrb;
1351 memset(pwrb, 0, sizeof(*pwrb));
1352 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1353 max_send_data_segment_length, pwrb,
1354 params->dw[offsetof(struct amap_beiscsi_offload_params,
1355 max_send_data_segment_length) / 32]);
1356 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, type, pwrb,
1357 BE_TGT_CTX_UPDT_CMD);
1358 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1361 params->dw[offsetof(struct amap_beiscsi_offload_params,
1362 first_burst_length) / 32]);
1363 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, erl, pwrb,
1364 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1365 erl) / 32] & OFFLD_PARAMS_ERL));
1366 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, dde, pwrb,
1367 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1368 dde) / 32] & OFFLD_PARAMS_DDE) >> 2);
1369 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, hde, pwrb,
1370 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1371 hde) / 32] & OFFLD_PARAMS_HDE) >> 3);
1372 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, ir2t, pwrb,
1373 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1374 ir2t) / 32] & OFFLD_PARAMS_IR2T) >> 4);
1375 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, imd, pwrb,
1376 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1377 imd) / 32] & OFFLD_PARAMS_IMD) >> 5);
1378 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, stat_sn,
1380 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1381 exp_statsn) / 32] + 1));
1382 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, wrb_idx,
1383 pwrb, pwrb_handle->wrb_index);
1385 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1386 max_burst_length, pwrb, params->dw[offsetof
1387 (struct amap_beiscsi_offload_params,
1388 max_burst_length) / 32]);
1390 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, ptr2nextwrb,
1391 pwrb, pwrb_handle->nxt_wrb_index);
1392 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1393 session_state, pwrb, 0);
1394 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, compltonack,
1396 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, notpredblq,
1398 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, mode, pwrb,
1401 mem_descr += ISCSI_MEM_GLOBAL_HEADER;
1402 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1403 pad_buffer_addr_hi, pwrb,
1404 mem_descr->mem_array[0].bus_address.u.a32.address_hi);
1405 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1406 pad_buffer_addr_lo, pwrb,
1407 mem_descr->mem_array[0].bus_address.u.a32.address_lo);
1410 void beiscsi_offload_cxn_v2(struct beiscsi_offload_params *params,
1411 struct wrb_handle *pwrb_handle)
1413 struct iscsi_wrb *pwrb = pwrb_handle->pwrb;
1415 memset(pwrb, 0, sizeof(*pwrb));
1417 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1418 max_burst_length, pwrb, params->dw[offsetof
1419 (struct amap_beiscsi_offload_params,
1420 max_burst_length) / 32]);
1421 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1422 max_burst_length, pwrb, params->dw[offsetof
1423 (struct amap_beiscsi_offload_params,
1424 max_burst_length) / 32]);
1425 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1427 BE_TGT_CTX_UPDT_CMD);
1428 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1430 pwrb, pwrb_handle->nxt_wrb_index);
1431 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, wrb_idx,
1432 pwrb, pwrb_handle->wrb_index);
1433 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1434 max_send_data_segment_length, pwrb,
1435 params->dw[offsetof(struct amap_beiscsi_offload_params,
1436 max_send_data_segment_length) / 32]);
1437 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1438 first_burst_length, pwrb,
1439 params->dw[offsetof(struct amap_beiscsi_offload_params,
1440 first_burst_length) / 32]);
1441 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1442 max_recv_dataseg_len, pwrb, BEISCSI_MAX_RECV_DATASEG_LEN);
1443 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1444 max_cxns, pwrb, BEISCSI_MAX_CXNS);
1445 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, erl, pwrb,
1446 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1447 erl) / 32] & OFFLD_PARAMS_ERL));
1448 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, dde, pwrb,
1449 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1450 dde) / 32] & OFFLD_PARAMS_DDE) >> 2);
1451 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, hde, pwrb,
1452 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1453 hde) / 32] & OFFLD_PARAMS_HDE) >> 3);
1454 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1456 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1457 ir2t) / 32] & OFFLD_PARAMS_IR2T) >> 4);
1458 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, imd, pwrb,
1459 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1460 imd) / 32] & OFFLD_PARAMS_IMD) >> 5);
1461 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1464 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1465 data_seq_inorder) / 32] &
1466 OFFLD_PARAMS_DATA_SEQ_INORDER) >> 6);
1467 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1470 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1471 pdu_seq_inorder) / 32] &
1472 OFFLD_PARAMS_PDU_SEQ_INORDER) >> 7);
1473 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, max_r2t,
1475 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1477 OFFLD_PARAMS_MAX_R2T) >> 8);
1478 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, stat_sn,
1480 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1481 exp_statsn) / 32] + 1));