2 * This file is part of the Emulex Linux Device Driver for Enterprise iSCSI
3 * Host Bus Adapters. Refer to the README file included with this package
4 * for driver version and adapter compatibility.
6 * Copyright (c) 2018 Broadcom. All Rights Reserved.
7 * The term “Broadcom” refers to Broadcom Inc. and/or its subsidiaries.
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of version 2 of the GNU General Public License as published
11 * by the Free Software Foundation.
13 * This program is distributed in the hope that it will be useful. ALL EXPRESS
14 * OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY
15 * IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE,
16 * OR NON-INFRINGEMENT, ARE DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH
17 * DISCLAIMERS ARE HELD TO BE LEGALLY INVALID.
18 * See the GNU General Public License for more details, a copy of which
19 * can be found in the file COPYING included with this package.
21 * Contact Information:
22 * linux-drivers@broadcom.com
26 #include <linux/bsg-lib.h>
27 #include <scsi/scsi_transport_iscsi.h>
28 #include <scsi/scsi_bsg_iscsi.h>
33 unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl,
34 struct beiscsi_hba *phba,
36 struct be_dma_mem *nonemb_cmd)
38 struct be_mcc_wrb *wrb;
39 struct be_sge *mcc_sge;
41 struct iscsi_bsg_request *bsg_req = job->request;
42 struct be_bsg_vendor_cmd *req = nonemb_cmd->va;
43 unsigned short region, sector_size, sector, offset;
45 nonemb_cmd->size = job->request_payload.payload_len;
46 memset(nonemb_cmd->va, 0, nonemb_cmd->size);
47 region = bsg_req->rqst_data.h_vendor.vendor_cmd[1];
48 sector_size = bsg_req->rqst_data.h_vendor.vendor_cmd[2];
49 sector = bsg_req->rqst_data.h_vendor.vendor_cmd[3];
50 offset = bsg_req->rqst_data.h_vendor.vendor_cmd[4];
55 if (mutex_lock_interruptible(&ctrl->mbox_lock))
57 switch (bsg_req->rqst_data.h_vendor.vendor_cmd[0]) {
58 case BEISCSI_WRITE_FLASH:
59 offset = sector * sector_size + offset;
60 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
61 OPCODE_COMMON_WRITE_FLASH, sizeof(*req));
62 sg_copy_to_buffer(job->request_payload.sg_list,
63 job->request_payload.sg_cnt,
64 nonemb_cmd->va + offset, job->request_len);
66 case BEISCSI_READ_FLASH:
67 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
68 OPCODE_COMMON_READ_FLASH, sizeof(*req));
71 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
72 "BG_%d : Unsupported cmd = 0x%x\n\n",
73 bsg_req->rqst_data.h_vendor.vendor_cmd[0]);
75 mutex_unlock(&ctrl->mbox_lock);
79 wrb = alloc_mcc_wrb(phba, &tag);
81 mutex_unlock(&ctrl->mbox_lock);
85 mcc_sge = nonembedded_sgl(wrb);
86 be_wrb_hdr_prepare(wrb, nonemb_cmd->size, false,
87 job->request_payload.sg_cnt);
88 mcc_sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
89 mcc_sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
90 mcc_sge->len = cpu_to_le32(nonemb_cmd->size);
92 be_mcc_notify(phba, tag);
94 mutex_unlock(&ctrl->mbox_lock);
99 * mgmt_open_connection()- Establish a TCP CXN
100 * @dst_addr: Destination Address
101 * @beiscsi_ep: ptr to device endpoint struct
102 * @nonemb_cmd: ptr to memory allocated for command
105 * Success: Tag number of the MBX Command issued
106 * Failure: Error code
108 int mgmt_open_connection(struct beiscsi_hba *phba,
109 struct sockaddr *dst_addr,
110 struct beiscsi_endpoint *beiscsi_ep,
111 struct be_dma_mem *nonemb_cmd)
113 struct hwi_controller *phwi_ctrlr;
114 struct hwi_context_memory *phwi_context;
115 struct sockaddr_in *daddr_in = (struct sockaddr_in *)dst_addr;
116 struct sockaddr_in6 *daddr_in6 = (struct sockaddr_in6 *)dst_addr;
117 struct be_ctrl_info *ctrl = &phba->ctrl;
118 struct be_mcc_wrb *wrb;
119 struct tcp_connect_and_offload_in_v1 *req;
120 unsigned short def_hdr_id;
121 unsigned short def_data_id;
122 struct phys_addr template_address = { 0, 0 };
123 struct phys_addr *ptemplate_address;
124 unsigned int tag = 0;
125 unsigned int i, ulp_num;
126 unsigned short cid = beiscsi_ep->ep_cid;
129 if (dst_addr->sa_family != PF_INET && dst_addr->sa_family != PF_INET6) {
130 beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
131 "BG_%d : unknown addr family %d\n",
132 dst_addr->sa_family);
136 phwi_ctrlr = phba->phwi_ctrlr;
137 phwi_context = phwi_ctrlr->phwi_ctxt;
139 ulp_num = phwi_ctrlr->wrb_context[BE_GET_CRI_FROM_CID(cid)].ulp_num;
141 def_hdr_id = (unsigned short)HWI_GET_DEF_HDRQ_ID(phba, ulp_num);
142 def_data_id = (unsigned short)HWI_GET_DEF_BUFQ_ID(phba, ulp_num);
144 ptemplate_address = &template_address;
145 ISCSI_GET_PDU_TEMPLATE_ADDRESS(phba, ptemplate_address);
146 if (mutex_lock_interruptible(&ctrl->mbox_lock))
148 wrb = alloc_mcc_wrb(phba, &tag);
150 mutex_unlock(&ctrl->mbox_lock);
154 sge = nonembedded_sgl(wrb);
155 req = nonemb_cmd->va;
156 memset(req, 0, sizeof(*req));
158 be_wrb_hdr_prepare(wrb, nonemb_cmd->size, false, 1);
159 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
160 OPCODE_COMMON_ISCSI_TCP_CONNECT_AND_OFFLOAD,
162 if (dst_addr->sa_family == PF_INET) {
163 __be32 s_addr = daddr_in->sin_addr.s_addr;
164 req->ip_address.ip_type = BEISCSI_IP_TYPE_V4;
165 req->ip_address.addr[0] = s_addr & 0x000000ff;
166 req->ip_address.addr[1] = (s_addr & 0x0000ff00) >> 8;
167 req->ip_address.addr[2] = (s_addr & 0x00ff0000) >> 16;
168 req->ip_address.addr[3] = (s_addr & 0xff000000) >> 24;
169 req->tcp_port = ntohs(daddr_in->sin_port);
170 beiscsi_ep->dst_addr = daddr_in->sin_addr.s_addr;
171 beiscsi_ep->dst_tcpport = ntohs(daddr_in->sin_port);
172 beiscsi_ep->ip_type = BEISCSI_IP_TYPE_V4;
174 /* else its PF_INET6 family */
175 req->ip_address.ip_type = BEISCSI_IP_TYPE_V6;
176 memcpy(&req->ip_address.addr,
177 &daddr_in6->sin6_addr.in6_u.u6_addr8, 16);
178 req->tcp_port = ntohs(daddr_in6->sin6_port);
179 beiscsi_ep->dst_tcpport = ntohs(daddr_in6->sin6_port);
180 memcpy(&beiscsi_ep->dst6_addr,
181 &daddr_in6->sin6_addr.in6_u.u6_addr8, 16);
182 beiscsi_ep->ip_type = BEISCSI_IP_TYPE_V6;
185 i = phba->nxt_cqid++;
186 if (phba->nxt_cqid == phba->num_cpus)
188 req->cq_id = phwi_context->be_cq[i].id;
189 beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
190 "BG_%d : i=%d cq_id=%d\n", i, req->cq_id);
191 req->defq_id = def_hdr_id;
192 req->hdr_ring_id = def_hdr_id;
193 req->data_ring_id = def_data_id;
195 req->dataout_template_pa.lo = ptemplate_address->lo;
196 req->dataout_template_pa.hi = ptemplate_address->hi;
197 sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
198 sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
199 sge->len = cpu_to_le32(nonemb_cmd->size);
201 if (!is_chip_be2_be3r(phba)) {
202 req->hdr.version = MBX_CMD_VER1;
203 req->tcp_window_size = 0x8000;
204 req->tcp_window_scale_count = 2;
207 be_mcc_notify(phba, tag);
208 mutex_unlock(&ctrl->mbox_lock);
213 * beiscsi_exec_nemb_cmd()- execute non-embedded MBX cmd
214 * @phba: driver priv structure
215 * @nonemb_cmd: DMA address of the MBX command to be issued
216 * @cbfn: callback func on MCC completion
217 * @resp_buf: buffer to copy the MBX cmd response
218 * @resp_buf_len: response length to be copied
221 static int beiscsi_exec_nemb_cmd(struct beiscsi_hba *phba,
222 struct be_dma_mem *nonemb_cmd,
223 void (*cbfn)(struct beiscsi_hba *,
225 void *resp_buf, u32 resp_buf_len)
227 struct be_ctrl_info *ctrl = &phba->ctrl;
228 struct be_mcc_wrb *wrb;
233 mutex_lock(&ctrl->mbox_lock);
234 wrb = alloc_mcc_wrb(phba, &tag);
236 mutex_unlock(&ctrl->mbox_lock);
241 sge = nonembedded_sgl(wrb);
242 be_wrb_hdr_prepare(wrb, nonemb_cmd->size, false, 1);
243 sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
244 sge->pa_lo = cpu_to_le32(lower_32_bits(nonemb_cmd->dma));
245 sge->len = cpu_to_le32(nonemb_cmd->size);
248 struct be_dma_mem *tag_mem;
250 set_bit(MCC_TAG_STATE_ASYNC, &ctrl->ptag_state[tag].tag_state);
251 ctrl->ptag_state[tag].cbfn = cbfn;
252 tag_mem = &phba->ctrl.ptag_state[tag].tag_mem_state;
254 /* store DMA mem to be freed in callback */
255 tag_mem->size = nonemb_cmd->size;
256 tag_mem->va = nonemb_cmd->va;
257 tag_mem->dma = nonemb_cmd->dma;
259 be_mcc_notify(phba, tag);
260 mutex_unlock(&ctrl->mbox_lock);
262 /* with cbfn set, its async cmd, don't wait */
266 rc = beiscsi_mccq_compl_wait(phba, tag, NULL, nonemb_cmd);
268 /* copy the response, if any */
270 memcpy(resp_buf, nonemb_cmd->va, resp_buf_len);
272 * This is special case of NTWK_GET_IF_INFO where the size of
273 * response is not known. beiscsi_if_get_info checks the return
274 * value to free DMA buffer.
280 * If FW is busy that is driver timed out, DMA buffer is saved with
281 * the tag, only when the cmd completes this buffer is freed.
287 pci_free_consistent(ctrl->pdev, nonemb_cmd->size,
288 nonemb_cmd->va, nonemb_cmd->dma);
292 static int beiscsi_prep_nemb_cmd(struct beiscsi_hba *phba,
293 struct be_dma_mem *cmd,
294 u8 subsystem, u8 opcode, u32 size)
296 cmd->va = pci_zalloc_consistent(phba->ctrl.pdev, size, &cmd->dma);
298 beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
299 "BG_%d : Failed to allocate memory for if info\n");
303 be_cmd_hdr_prepare(cmd->va, subsystem, opcode, size);
304 beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
305 "BG_%d : subsystem %u cmd %u size %u\n",
306 subsystem, opcode, size);
310 static void __beiscsi_eq_delay_compl(struct beiscsi_hba *phba, unsigned int tag)
312 struct be_dma_mem *tag_mem;
314 /* status is ignored */
315 __beiscsi_mcc_compl_status(phba, tag, NULL, NULL);
316 tag_mem = &phba->ctrl.ptag_state[tag].tag_mem_state;
318 pci_free_consistent(phba->pcidev, tag_mem->size,
319 tag_mem->va, tag_mem->dma);
324 int beiscsi_modify_eq_delay(struct beiscsi_hba *phba,
325 struct be_set_eqd *set_eqd, int num)
327 struct be_cmd_req_modify_eq_delay *req;
328 struct be_dma_mem nonemb_cmd;
331 rc = beiscsi_prep_nemb_cmd(phba, &nonemb_cmd, CMD_SUBSYSTEM_COMMON,
332 OPCODE_COMMON_MODIFY_EQ_DELAY, sizeof(*req));
337 req->num_eq = cpu_to_le32(num);
338 for (i = 0; i < num; i++) {
339 req->delay[i].eq_id = cpu_to_le32(set_eqd[i].eq_id);
340 req->delay[i].phase = 0;
341 req->delay[i].delay_multiplier =
342 cpu_to_le32(set_eqd[i].delay_multiplier);
345 return beiscsi_exec_nemb_cmd(phba, &nonemb_cmd,
346 __beiscsi_eq_delay_compl, NULL, 0);
350 * beiscsi_get_initiator_name - read initiator name from flash
351 * @phba: device priv structure
352 * @name: buffer pointer
353 * @cfg: fetch user configured
356 int beiscsi_get_initiator_name(struct beiscsi_hba *phba, char *name, bool cfg)
358 struct be_dma_mem nonemb_cmd;
359 struct be_cmd_hba_name resp;
360 struct be_cmd_hba_name *req;
363 rc = beiscsi_prep_nemb_cmd(phba, &nonemb_cmd, CMD_SUBSYSTEM_ISCSI_INI,
364 OPCODE_ISCSI_INI_CFG_GET_HBA_NAME, sizeof(resp));
370 req->hdr.version = 1;
371 rc = beiscsi_exec_nemb_cmd(phba, &nonemb_cmd, NULL,
372 &resp, sizeof(resp));
374 beiscsi_log(phba, KERN_ERR,
375 BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
376 "BS_%d : Initiator Name MBX Failed\n");
379 rc = sprintf(name, "%s\n", resp.initiator_name);
383 unsigned int beiscsi_if_get_handle(struct beiscsi_hba *phba)
385 struct be_ctrl_info *ctrl = &phba->ctrl;
386 struct be_mcc_wrb *wrb;
387 struct be_cmd_get_all_if_id_req *req;
388 struct be_cmd_get_all_if_id_req *pbe_allid;
392 if (mutex_lock_interruptible(&ctrl->mbox_lock))
394 wrb = alloc_mcc_wrb(phba, &tag);
396 mutex_unlock(&ctrl->mbox_lock);
400 req = embedded_payload(wrb);
401 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
402 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
403 OPCODE_COMMON_ISCSI_NTWK_GET_ALL_IF_ID,
405 be_mcc_notify(phba, tag);
406 mutex_unlock(&ctrl->mbox_lock);
408 status = beiscsi_mccq_compl_wait(phba, tag, &wrb, NULL);
410 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
411 "BG_%d : %s failed: %d\n", __func__, status);
415 pbe_allid = embedded_payload(wrb);
416 /* we now support only one interface per function */
417 phba->interface_handle = pbe_allid->if_hndl_list[0];
422 static inline bool beiscsi_if_zero_ip(u8 *ip, u32 ip_type)
426 len = (ip_type < BEISCSI_IP_TYPE_V6) ? IP_V4_LEN : IP_V6_LEN;
427 while (len && !ip[len - 1])
432 static int beiscsi_if_mod_gw(struct beiscsi_hba *phba,
433 u32 action, u32 ip_type, u8 *gw)
435 struct be_cmd_set_def_gateway_req *req;
436 struct be_dma_mem nonemb_cmd;
439 rt_val = beiscsi_prep_nemb_cmd(phba, &nonemb_cmd, CMD_SUBSYSTEM_ISCSI,
440 OPCODE_COMMON_ISCSI_NTWK_MODIFY_DEFAULT_GATEWAY,
446 req->action = action;
447 req->ip_addr.ip_type = ip_type;
448 memcpy(req->ip_addr.addr, gw,
449 (ip_type < BEISCSI_IP_TYPE_V6) ? IP_V4_LEN : IP_V6_LEN);
450 return beiscsi_exec_nemb_cmd(phba, &nonemb_cmd, NULL, NULL, 0);
453 int beiscsi_if_set_gw(struct beiscsi_hba *phba, u32 ip_type, u8 *gw)
455 struct be_cmd_get_def_gateway_resp gw_resp;
458 memset(&gw_resp, 0, sizeof(gw_resp));
459 rt_val = beiscsi_if_get_gw(phba, ip_type, &gw_resp);
461 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
462 "BG_%d : Failed to Get Gateway Addr\n");
466 if (!beiscsi_if_zero_ip(gw_resp.ip_addr.addr, ip_type)) {
467 rt_val = beiscsi_if_mod_gw(phba, IP_ACTION_DEL, ip_type,
468 gw_resp.ip_addr.addr);
470 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
471 "BG_%d : Failed to clear Gateway Addr Set\n");
476 rt_val = beiscsi_if_mod_gw(phba, IP_ACTION_ADD, ip_type, gw);
478 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
479 "BG_%d : Failed to Set Gateway Addr\n");
484 int beiscsi_if_get_gw(struct beiscsi_hba *phba, u32 ip_type,
485 struct be_cmd_get_def_gateway_resp *resp)
487 struct be_cmd_get_def_gateway_req *req;
488 struct be_dma_mem nonemb_cmd;
491 rc = beiscsi_prep_nemb_cmd(phba, &nonemb_cmd, CMD_SUBSYSTEM_ISCSI,
492 OPCODE_COMMON_ISCSI_NTWK_GET_DEFAULT_GATEWAY,
498 req->ip_type = ip_type;
500 return beiscsi_exec_nemb_cmd(phba, &nonemb_cmd, NULL,
501 resp, sizeof(*resp));
505 beiscsi_if_clr_ip(struct beiscsi_hba *phba,
506 struct be_cmd_get_if_info_resp *if_info)
508 struct be_cmd_set_ip_addr_req *req;
509 struct be_dma_mem nonemb_cmd;
512 rc = beiscsi_prep_nemb_cmd(phba, &nonemb_cmd, CMD_SUBSYSTEM_ISCSI,
513 OPCODE_COMMON_ISCSI_NTWK_MODIFY_IP_ADDR,
519 req->ip_params.record_entry_count = 1;
520 req->ip_params.ip_record.action = IP_ACTION_DEL;
521 req->ip_params.ip_record.interface_hndl =
522 phba->interface_handle;
523 req->ip_params.ip_record.ip_addr.size_of_structure =
524 sizeof(struct be_ip_addr_subnet_format);
525 req->ip_params.ip_record.ip_addr.ip_type = if_info->ip_addr.ip_type;
526 memcpy(req->ip_params.ip_record.ip_addr.addr,
527 if_info->ip_addr.addr,
528 sizeof(if_info->ip_addr.addr));
529 memcpy(req->ip_params.ip_record.ip_addr.subnet_mask,
530 if_info->ip_addr.subnet_mask,
531 sizeof(if_info->ip_addr.subnet_mask));
532 rc = beiscsi_exec_nemb_cmd(phba, &nonemb_cmd, NULL, NULL, 0);
533 if (rc < 0 || req->ip_params.ip_record.status) {
534 beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
535 "BG_%d : failed to clear IP: rc %d status %d\n",
536 rc, req->ip_params.ip_record.status);
542 beiscsi_if_set_ip(struct beiscsi_hba *phba, u8 *ip,
543 u8 *subnet, u32 ip_type)
545 struct be_cmd_set_ip_addr_req *req;
546 struct be_dma_mem nonemb_cmd;
550 rc = beiscsi_prep_nemb_cmd(phba, &nonemb_cmd, CMD_SUBSYSTEM_ISCSI,
551 OPCODE_COMMON_ISCSI_NTWK_MODIFY_IP_ADDR,
557 req->ip_params.record_entry_count = 1;
558 req->ip_params.ip_record.action = IP_ACTION_ADD;
559 req->ip_params.ip_record.interface_hndl =
560 phba->interface_handle;
561 req->ip_params.ip_record.ip_addr.size_of_structure =
562 sizeof(struct be_ip_addr_subnet_format);
563 req->ip_params.ip_record.ip_addr.ip_type = ip_type;
564 ip_len = (ip_type < BEISCSI_IP_TYPE_V6) ? IP_V4_LEN : IP_V6_LEN;
565 memcpy(req->ip_params.ip_record.ip_addr.addr, ip, ip_len);
567 memcpy(req->ip_params.ip_record.ip_addr.subnet_mask,
570 rc = beiscsi_exec_nemb_cmd(phba, &nonemb_cmd, NULL, NULL, 0);
572 * In some cases, host needs to look into individual record status
573 * even though FW reported success for that IOCTL.
575 if (rc < 0 || req->ip_params.ip_record.status) {
576 __beiscsi_log(phba, KERN_ERR,
577 "BG_%d : failed to set IP: rc %d status %d\n",
578 rc, req->ip_params.ip_record.status);
579 if (req->ip_params.ip_record.status)
585 int beiscsi_if_en_static(struct beiscsi_hba *phba, u32 ip_type,
588 struct be_cmd_get_if_info_resp *if_info;
589 struct be_cmd_rel_dhcp_req *reldhcp;
590 struct be_dma_mem nonemb_cmd;
593 rc = beiscsi_if_get_info(phba, ip_type, &if_info);
597 if (if_info->dhcp_state) {
598 rc = beiscsi_prep_nemb_cmd(phba, &nonemb_cmd,
600 OPCODE_COMMON_ISCSI_NTWK_REL_STATELESS_IP_ADDR,
605 reldhcp = nonemb_cmd.va;
606 reldhcp->interface_hndl = phba->interface_handle;
607 reldhcp->ip_type = ip_type;
608 rc = beiscsi_exec_nemb_cmd(phba, &nonemb_cmd, NULL, NULL, 0);
610 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
611 "BG_%d : failed to release existing DHCP: %d\n",
617 /* first delete any IP set */
618 if (!beiscsi_if_zero_ip(if_info->ip_addr.addr, ip_type)) {
619 rc = beiscsi_if_clr_ip(phba, if_info);
624 /* if ip == NULL then this is called just to release DHCP IP */
626 rc = beiscsi_if_set_ip(phba, ip, subnet, ip_type);
632 int beiscsi_if_en_dhcp(struct beiscsi_hba *phba, u32 ip_type)
634 struct be_cmd_get_def_gateway_resp gw_resp;
635 struct be_cmd_get_if_info_resp *if_info;
636 struct be_cmd_set_dhcp_req *dhcpreq;
637 struct be_dma_mem nonemb_cmd;
641 rc = beiscsi_if_get_info(phba, ip_type, &if_info);
645 if (if_info->dhcp_state) {
646 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
647 "BG_%d : DHCP Already Enabled\n");
651 /* first delete any IP set */
652 if (!beiscsi_if_zero_ip(if_info->ip_addr.addr, ip_type)) {
653 rc = beiscsi_if_clr_ip(phba, if_info);
658 /* delete gateway settings if mode change is to DHCP */
659 memset(&gw_resp, 0, sizeof(gw_resp));
660 /* use ip_type provided in if_info */
661 rc = beiscsi_if_get_gw(phba, if_info->ip_addr.ip_type, &gw_resp);
663 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
664 "BG_%d : Failed to Get Gateway Addr\n");
667 gw = (u8 *)&gw_resp.ip_addr.addr;
668 if (!beiscsi_if_zero_ip(gw, if_info->ip_addr.ip_type)) {
669 rc = beiscsi_if_mod_gw(phba, IP_ACTION_DEL,
670 if_info->ip_addr.ip_type, gw);
672 beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
673 "BG_%d : Failed to clear Gateway Addr Set\n");
678 rc = beiscsi_prep_nemb_cmd(phba, &nonemb_cmd, CMD_SUBSYSTEM_ISCSI,
679 OPCODE_COMMON_ISCSI_NTWK_CONFIG_STATELESS_IP_ADDR,
684 dhcpreq = nonemb_cmd.va;
685 dhcpreq->flags = 1; /* 1 - blocking; 0 - non-blocking */
686 dhcpreq->retry_count = 1;
687 dhcpreq->interface_hndl = phba->interface_handle;
688 dhcpreq->ip_type = ip_type;
689 rc = beiscsi_exec_nemb_cmd(phba, &nonemb_cmd, NULL, NULL, 0);
697 * beiscsi_if_set_vlan()- Issue and wait for CMD completion
698 * @phba: device private structure instance
699 * @vlan_tag: VLAN tag
701 * Issue the MBX Cmd and wait for the completion of the
706 * Failure: Non-Xero Value
708 int beiscsi_if_set_vlan(struct beiscsi_hba *phba, uint16_t vlan_tag)
713 tag = be_cmd_set_vlan(phba, vlan_tag);
715 beiscsi_log(phba, KERN_ERR,
716 (BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX),
717 "BG_%d : VLAN Setting Failed\n");
721 rc = beiscsi_mccq_compl_wait(phba, tag, NULL, NULL);
723 beiscsi_log(phba, KERN_ERR,
724 (BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX),
725 "BS_%d : VLAN MBX Cmd Failed\n");
732 int beiscsi_if_get_info(struct beiscsi_hba *phba, int ip_type,
733 struct be_cmd_get_if_info_resp **if_info)
735 struct be_cmd_get_if_info_req *req;
736 struct be_dma_mem nonemb_cmd;
737 uint32_t ioctl_size = sizeof(struct be_cmd_get_if_info_resp);
740 rc = beiscsi_if_get_handle(phba);
745 rc = beiscsi_prep_nemb_cmd(phba, &nonemb_cmd,
747 OPCODE_COMMON_ISCSI_NTWK_GET_IF_INFO,
753 req->interface_hndl = phba->interface_handle;
754 req->ip_type = ip_type;
756 /* Allocate memory for if_info */
757 *if_info = kzalloc(ioctl_size, GFP_KERNEL);
759 beiscsi_log(phba, KERN_ERR,
760 BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
761 "BG_%d : Memory Allocation Failure\n");
763 /* Free the DMA memory for the IOCTL issuing */
764 pci_free_consistent(phba->ctrl.pdev,
771 rc = beiscsi_exec_nemb_cmd(phba, &nonemb_cmd, NULL, *if_info,
774 /* Check if the error is because of Insufficent_Buffer */
777 /* Get the new memory size */
778 ioctl_size = ((struct be_cmd_resp_hdr *)
779 nonemb_cmd.va)->actual_resp_len;
780 ioctl_size += sizeof(struct be_cmd_req_hdr);
782 /* Free the previous allocated DMA memory */
783 pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size,
787 /* Free the virtual memory */
795 int mgmt_get_nic_conf(struct beiscsi_hba *phba,
796 struct be_cmd_get_nic_conf_resp *nic)
798 struct be_dma_mem nonemb_cmd;
801 rc = beiscsi_prep_nemb_cmd(phba, &nonemb_cmd, CMD_SUBSYSTEM_ISCSI,
802 OPCODE_COMMON_ISCSI_NTWK_GET_NIC_CONFIG,
807 return beiscsi_exec_nemb_cmd(phba, &nonemb_cmd, NULL,
811 static void beiscsi_boot_process_compl(struct beiscsi_hba *phba,
814 struct be_cmd_get_boot_target_resp *boot_resp;
815 struct be_cmd_resp_logout_fw_sess *logo_resp;
816 struct be_cmd_get_session_resp *sess_resp;
817 struct be_mcc_wrb *wrb;
818 struct boot_struct *bs;
819 int boot_work, status;
821 if (!test_bit(BEISCSI_HBA_BOOT_WORK, &phba->state)) {
822 __beiscsi_log(phba, KERN_ERR,
823 "BG_%d : %s no boot work %lx\n",
824 __func__, phba->state);
828 if (phba->boot_struct.tag != tag) {
829 __beiscsi_log(phba, KERN_ERR,
830 "BG_%d : %s tag mismatch %d:%d\n",
831 __func__, tag, phba->boot_struct.tag);
834 bs = &phba->boot_struct;
837 switch (bs->action) {
838 case BEISCSI_BOOT_REOPEN_SESS:
839 status = __beiscsi_mcc_compl_status(phba, tag, NULL, NULL);
841 bs->action = BEISCSI_BOOT_GET_SHANDLE;
845 case BEISCSI_BOOT_GET_SHANDLE:
846 status = __beiscsi_mcc_compl_status(phba, tag, &wrb, NULL);
848 boot_resp = embedded_payload(wrb);
849 bs->s_handle = boot_resp->boot_session_handle;
851 if (bs->s_handle == BE_BOOT_INVALID_SHANDLE) {
852 bs->action = BEISCSI_BOOT_REOPEN_SESS;
855 bs->action = BEISCSI_BOOT_GET_SINFO;
858 case BEISCSI_BOOT_GET_SINFO:
859 status = __beiscsi_mcc_compl_status(phba, tag, NULL,
862 sess_resp = bs->nonemb_cmd.va;
863 memcpy(&bs->boot_sess, &sess_resp->session_info,
864 sizeof(struct mgmt_session_info));
865 bs->action = BEISCSI_BOOT_LOGOUT_SESS;
867 __beiscsi_log(phba, KERN_ERR,
868 "BG_%d : get boot session info error : 0x%x\n",
872 pci_free_consistent(phba->ctrl.pdev, bs->nonemb_cmd.size,
873 bs->nonemb_cmd.va, bs->nonemb_cmd.dma);
874 bs->nonemb_cmd.va = NULL;
876 case BEISCSI_BOOT_LOGOUT_SESS:
877 status = __beiscsi_mcc_compl_status(phba, tag, &wrb, NULL);
879 logo_resp = embedded_payload(wrb);
880 if (logo_resp->session_status != BE_SESS_STATUS_CLOSE) {
881 __beiscsi_log(phba, KERN_ERR,
882 "BG_%d : FW boot session logout error : 0x%x\n",
883 logo_resp->session_status);
886 /* continue to create boot_kset even if logout failed? */
887 bs->action = BEISCSI_BOOT_CREATE_KSET;
893 /* clear the tag so no other completion matches this tag */
897 __beiscsi_log(phba, KERN_ERR,
898 "BG_%d : failed to setup boot target: status %d action %d\n",
902 /* wait for next event to start boot_work */
903 clear_bit(BEISCSI_HBA_BOOT_WORK, &phba->state);
906 schedule_work(&phba->boot_work);
910 * beiscsi_boot_logout_sess()- Logout from boot FW session
911 * @phba: Device priv structure instance
914 * the TAG used for MBOX Command
917 unsigned int beiscsi_boot_logout_sess(struct beiscsi_hba *phba)
919 struct be_ctrl_info *ctrl = &phba->ctrl;
920 struct be_mcc_wrb *wrb;
921 struct be_cmd_req_logout_fw_sess *req;
924 mutex_lock(&ctrl->mbox_lock);
925 wrb = alloc_mcc_wrb(phba, &tag);
927 mutex_unlock(&ctrl->mbox_lock);
931 req = embedded_payload(wrb);
932 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
933 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
934 OPCODE_ISCSI_INI_SESSION_LOGOUT_TARGET,
935 sizeof(struct be_cmd_req_logout_fw_sess));
936 /* Use the session handle copied into boot_sess */
937 req->session_handle = phba->boot_struct.boot_sess.session_handle;
939 phba->boot_struct.tag = tag;
940 set_bit(MCC_TAG_STATE_ASYNC, &ctrl->ptag_state[tag].tag_state);
941 ctrl->ptag_state[tag].cbfn = beiscsi_boot_process_compl;
943 be_mcc_notify(phba, tag);
944 mutex_unlock(&ctrl->mbox_lock);
949 * beiscsi_boot_reopen_sess()- Reopen boot session
950 * @phba: Device priv structure instance
953 * the TAG used for MBOX Command
956 unsigned int beiscsi_boot_reopen_sess(struct beiscsi_hba *phba)
958 struct be_ctrl_info *ctrl = &phba->ctrl;
959 struct be_mcc_wrb *wrb;
960 struct be_cmd_reopen_session_req *req;
963 mutex_lock(&ctrl->mbox_lock);
964 wrb = alloc_mcc_wrb(phba, &tag);
966 mutex_unlock(&ctrl->mbox_lock);
970 req = embedded_payload(wrb);
971 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
972 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
973 OPCODE_ISCSI_INI_DRIVER_REOPEN_ALL_SESSIONS,
974 sizeof(struct be_cmd_reopen_session_resp));
975 req->reopen_type = BE_REOPEN_BOOT_SESSIONS;
976 req->session_handle = BE_BOOT_INVALID_SHANDLE;
978 phba->boot_struct.tag = tag;
979 set_bit(MCC_TAG_STATE_ASYNC, &ctrl->ptag_state[tag].tag_state);
980 ctrl->ptag_state[tag].cbfn = beiscsi_boot_process_compl;
982 be_mcc_notify(phba, tag);
983 mutex_unlock(&ctrl->mbox_lock);
989 * beiscsi_boot_get_sinfo()- Get boot session info
990 * @phba: device priv structure instance
992 * Fetches the boot_struct.s_handle info from FW.
994 * the TAG used for MBOX Command
997 unsigned int beiscsi_boot_get_sinfo(struct beiscsi_hba *phba)
999 struct be_ctrl_info *ctrl = &phba->ctrl;
1000 struct be_cmd_get_session_req *req;
1001 struct be_dma_mem *nonemb_cmd;
1002 struct be_mcc_wrb *wrb;
1006 mutex_lock(&ctrl->mbox_lock);
1007 wrb = alloc_mcc_wrb(phba, &tag);
1009 mutex_unlock(&ctrl->mbox_lock);
1013 nonemb_cmd = &phba->boot_struct.nonemb_cmd;
1014 nonemb_cmd->size = sizeof(struct be_cmd_get_session_resp);
1015 nonemb_cmd->va = pci_alloc_consistent(phba->ctrl.pdev,
1018 if (!nonemb_cmd->va) {
1019 mutex_unlock(&ctrl->mbox_lock);
1023 req = nonemb_cmd->va;
1024 memset(req, 0, sizeof(*req));
1025 sge = nonembedded_sgl(wrb);
1026 be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1);
1027 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
1028 OPCODE_ISCSI_INI_SESSION_GET_A_SESSION,
1029 sizeof(struct be_cmd_get_session_resp));
1030 req->session_handle = phba->boot_struct.s_handle;
1031 sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
1032 sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
1033 sge->len = cpu_to_le32(nonemb_cmd->size);
1035 phba->boot_struct.tag = tag;
1036 set_bit(MCC_TAG_STATE_ASYNC, &ctrl->ptag_state[tag].tag_state);
1037 ctrl->ptag_state[tag].cbfn = beiscsi_boot_process_compl;
1039 be_mcc_notify(phba, tag);
1040 mutex_unlock(&ctrl->mbox_lock);
1044 unsigned int __beiscsi_boot_get_shandle(struct beiscsi_hba *phba, int async)
1046 struct be_ctrl_info *ctrl = &phba->ctrl;
1047 struct be_mcc_wrb *wrb;
1048 struct be_cmd_get_boot_target_req *req;
1051 mutex_lock(&ctrl->mbox_lock);
1052 wrb = alloc_mcc_wrb(phba, &tag);
1054 mutex_unlock(&ctrl->mbox_lock);
1058 req = embedded_payload(wrb);
1059 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
1060 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
1061 OPCODE_ISCSI_INI_BOOT_GET_BOOT_TARGET,
1062 sizeof(struct be_cmd_get_boot_target_resp));
1065 phba->boot_struct.tag = tag;
1066 set_bit(MCC_TAG_STATE_ASYNC, &ctrl->ptag_state[tag].tag_state);
1067 ctrl->ptag_state[tag].cbfn = beiscsi_boot_process_compl;
1070 be_mcc_notify(phba, tag);
1071 mutex_unlock(&ctrl->mbox_lock);
1076 * beiscsi_boot_get_shandle()- Get boot session handle
1077 * @phba: device priv structure instance
1078 * @s_handle: session handle returned for boot session.
1085 int beiscsi_boot_get_shandle(struct beiscsi_hba *phba, unsigned int *s_handle)
1087 struct be_cmd_get_boot_target_resp *boot_resp;
1088 struct be_mcc_wrb *wrb;
1092 *s_handle = BE_BOOT_INVALID_SHANDLE;
1093 /* get configured boot session count and handle */
1094 tag = __beiscsi_boot_get_shandle(phba, 0);
1096 beiscsi_log(phba, KERN_ERR,
1097 BEISCSI_LOG_CONFIG | BEISCSI_LOG_INIT,
1098 "BG_%d : Getting Boot Target Info Failed\n");
1102 rc = beiscsi_mccq_compl_wait(phba, tag, &wrb, NULL);
1104 beiscsi_log(phba, KERN_ERR,
1105 BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
1106 "BG_%d : MBX CMD get_boot_target Failed\n");
1110 boot_resp = embedded_payload(wrb);
1111 /* check if there are any boot targets configured */
1112 if (!boot_resp->boot_session_count) {
1113 __beiscsi_log(phba, KERN_INFO,
1114 "BG_%d : No boot targets configured\n");
1118 /* only if FW has logged in to the boot target, s_handle is valid */
1119 *s_handle = boot_resp->boot_session_handle;
1124 * beiscsi_drvr_ver_disp()- Display the driver Name and Version
1125 * @dev: ptr to device not used.
1126 * @attr: device attribute, not used.
1127 * @buf: contains formatted text driver name and version
1130 * size of the formatted string
1133 beiscsi_drvr_ver_disp(struct device *dev, struct device_attribute *attr,
1136 return snprintf(buf, PAGE_SIZE, BE_NAME "\n");
1140 * beiscsi_fw_ver_disp()- Display Firmware Version
1141 * @dev: ptr to device not used.
1142 * @attr: device attribute, not used.
1143 * @buf: contains formatted text Firmware version
1146 * size of the formatted string
1149 beiscsi_fw_ver_disp(struct device *dev, struct device_attribute *attr,
1152 struct Scsi_Host *shost = class_to_shost(dev);
1153 struct beiscsi_hba *phba = iscsi_host_priv(shost);
1155 return snprintf(buf, PAGE_SIZE, "%s\n", phba->fw_ver_str);
1159 * beiscsi_active_session_disp()- Display Sessions Active
1160 * @dev: ptr to device not used.
1161 * @attr: device attribute, not used.
1162 * @buf: contains formatted text Session Count
1165 * size of the formatted string
1168 beiscsi_active_session_disp(struct device *dev, struct device_attribute *attr,
1171 struct Scsi_Host *shost = class_to_shost(dev);
1172 struct beiscsi_hba *phba = iscsi_host_priv(shost);
1173 uint16_t avlbl_cids = 0, ulp_num, len = 0, total_cids = 0;
1175 for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) {
1176 if (test_bit(ulp_num, (void *)&phba->fw_config.ulp_supported)) {
1177 avlbl_cids = BEISCSI_ULP_AVLBL_CID(phba, ulp_num);
1178 total_cids = BEISCSI_GET_CID_COUNT(phba, ulp_num);
1179 len += snprintf(buf+len, PAGE_SIZE - len,
1180 "ULP%d : %d\n", ulp_num,
1181 (total_cids - avlbl_cids));
1183 len += snprintf(buf+len, PAGE_SIZE - len,
1184 "ULP%d : %d\n", ulp_num, 0);
1191 * beiscsi_free_session_disp()- Display Avaliable Session
1192 * @dev: ptr to device not used.
1193 * @attr: device attribute, not used.
1194 * @buf: contains formatted text Session Count
1197 * size of the formatted string
1200 beiscsi_free_session_disp(struct device *dev, struct device_attribute *attr,
1203 struct Scsi_Host *shost = class_to_shost(dev);
1204 struct beiscsi_hba *phba = iscsi_host_priv(shost);
1205 uint16_t ulp_num, len = 0;
1207 for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) {
1208 if (test_bit(ulp_num, (void *)&phba->fw_config.ulp_supported))
1209 len += snprintf(buf+len, PAGE_SIZE - len,
1210 "ULP%d : %d\n", ulp_num,
1211 BEISCSI_ULP_AVLBL_CID(phba, ulp_num));
1213 len += snprintf(buf+len, PAGE_SIZE - len,
1214 "ULP%d : %d\n", ulp_num, 0);
1221 * beiscsi_adap_family_disp()- Display adapter family.
1222 * @dev: ptr to device to get priv structure
1223 * @attr: device attribute, not used.
1224 * @buf: contains formatted text driver name and version
1227 * size of the formatted string
1230 beiscsi_adap_family_disp(struct device *dev, struct device_attribute *attr,
1233 uint16_t dev_id = 0;
1234 struct Scsi_Host *shost = class_to_shost(dev);
1235 struct beiscsi_hba *phba = iscsi_host_priv(shost);
1237 dev_id = phba->pcidev->device;
1242 return snprintf(buf, PAGE_SIZE,
1243 "Obsolete/Unsupported BE2 Adapter Family\n");
1247 return snprintf(buf, PAGE_SIZE, "BE3-R Adapter Family\n");
1250 return snprintf(buf, PAGE_SIZE, "Skyhawk-R Adapter Family\n");
1253 return snprintf(buf, PAGE_SIZE,
1254 "Unknown Adapter Family: 0x%x\n", dev_id);
1260 * beiscsi_phys_port()- Display Physical Port Identifier
1261 * @dev: ptr to device not used.
1262 * @attr: device attribute, not used.
1263 * @buf: contains formatted text port identifier
1266 * size of the formatted string
1269 beiscsi_phys_port_disp(struct device *dev, struct device_attribute *attr,
1272 struct Scsi_Host *shost = class_to_shost(dev);
1273 struct beiscsi_hba *phba = iscsi_host_priv(shost);
1275 return snprintf(buf, PAGE_SIZE, "Port Identifier : %u\n",
1276 phba->fw_config.phys_port);
1279 void beiscsi_offload_cxn_v0(struct beiscsi_offload_params *params,
1280 struct wrb_handle *pwrb_handle,
1281 struct be_mem_descriptor *mem_descr,
1282 struct hwi_wrb_context *pwrb_context)
1284 struct iscsi_wrb *pwrb = pwrb_handle->pwrb;
1286 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1287 max_send_data_segment_length, pwrb,
1288 params->dw[offsetof(struct amap_beiscsi_offload_params,
1289 max_send_data_segment_length) / 32]);
1290 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, type, pwrb,
1291 BE_TGT_CTX_UPDT_CMD);
1292 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1295 params->dw[offsetof(struct amap_beiscsi_offload_params,
1296 first_burst_length) / 32]);
1297 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, erl, pwrb,
1298 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1299 erl) / 32] & OFFLD_PARAMS_ERL));
1300 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, dde, pwrb,
1301 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1302 dde) / 32] & OFFLD_PARAMS_DDE) >> 2);
1303 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, hde, pwrb,
1304 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1305 hde) / 32] & OFFLD_PARAMS_HDE) >> 3);
1306 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, ir2t, pwrb,
1307 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1308 ir2t) / 32] & OFFLD_PARAMS_IR2T) >> 4);
1309 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, imd, pwrb,
1310 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1311 imd) / 32] & OFFLD_PARAMS_IMD) >> 5);
1312 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, stat_sn,
1314 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1315 exp_statsn) / 32] + 1));
1316 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, wrb_idx,
1317 pwrb, pwrb_handle->wrb_index);
1319 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1320 max_burst_length, pwrb, params->dw[offsetof
1321 (struct amap_beiscsi_offload_params,
1322 max_burst_length) / 32]);
1324 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, ptr2nextwrb,
1325 pwrb, pwrb_handle->wrb_index);
1326 if (pwrb_context->plast_wrb)
1327 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1329 pwrb_context->plast_wrb,
1330 pwrb_handle->wrb_index);
1331 pwrb_context->plast_wrb = pwrb;
1333 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1334 session_state, pwrb, 0);
1335 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, compltonack,
1337 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, notpredblq,
1339 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, mode, pwrb,
1342 mem_descr += ISCSI_MEM_GLOBAL_HEADER;
1343 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1344 pad_buffer_addr_hi, pwrb,
1345 mem_descr->mem_array[0].bus_address.u.a32.address_hi);
1346 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1347 pad_buffer_addr_lo, pwrb,
1348 mem_descr->mem_array[0].bus_address.u.a32.address_lo);
1351 void beiscsi_offload_cxn_v2(struct beiscsi_offload_params *params,
1352 struct wrb_handle *pwrb_handle,
1353 struct hwi_wrb_context *pwrb_context)
1355 struct iscsi_wrb *pwrb = pwrb_handle->pwrb;
1357 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1358 max_burst_length, pwrb, params->dw[offsetof
1359 (struct amap_beiscsi_offload_params,
1360 max_burst_length) / 32]);
1361 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1363 BE_TGT_CTX_UPDT_CMD);
1364 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1366 pwrb, pwrb_handle->wrb_index);
1367 if (pwrb_context->plast_wrb)
1368 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1370 pwrb_context->plast_wrb,
1371 pwrb_handle->wrb_index);
1372 pwrb_context->plast_wrb = pwrb;
1374 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, wrb_idx,
1375 pwrb, pwrb_handle->wrb_index);
1376 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1377 max_send_data_segment_length, pwrb,
1378 params->dw[offsetof(struct amap_beiscsi_offload_params,
1379 max_send_data_segment_length) / 32]);
1380 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1381 first_burst_length, pwrb,
1382 params->dw[offsetof(struct amap_beiscsi_offload_params,
1383 first_burst_length) / 32]);
1384 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1385 max_recv_dataseg_len, pwrb,
1386 params->dw[offsetof(struct amap_beiscsi_offload_params,
1387 max_recv_data_segment_length) / 32]);
1388 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1389 max_cxns, pwrb, BEISCSI_MAX_CXNS);
1390 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, erl, pwrb,
1391 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1392 erl) / 32] & OFFLD_PARAMS_ERL));
1393 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, dde, pwrb,
1394 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1395 dde) / 32] & OFFLD_PARAMS_DDE) >> 2);
1396 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, hde, pwrb,
1397 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1398 hde) / 32] & OFFLD_PARAMS_HDE) >> 3);
1399 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1401 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1402 ir2t) / 32] & OFFLD_PARAMS_IR2T) >> 4);
1403 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, imd, pwrb,
1404 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1405 imd) / 32] & OFFLD_PARAMS_IMD) >> 5);
1406 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1409 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1410 data_seq_inorder) / 32] &
1411 OFFLD_PARAMS_DATA_SEQ_INORDER) >> 6);
1412 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1415 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1416 pdu_seq_inorder) / 32] &
1417 OFFLD_PARAMS_PDU_SEQ_INORDER) >> 7);
1418 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, max_r2t,
1420 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1422 OFFLD_PARAMS_MAX_R2T) >> 8);
1423 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, stat_sn,
1425 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1426 exp_statsn) / 32] + 1));
1429 unsigned int beiscsi_invalidate_cxn(struct beiscsi_hba *phba,
1430 struct beiscsi_endpoint *beiscsi_ep)
1432 struct be_invalidate_connection_params_in *req;
1433 struct be_ctrl_info *ctrl = &phba->ctrl;
1434 struct be_mcc_wrb *wrb;
1435 unsigned int tag = 0;
1437 mutex_lock(&ctrl->mbox_lock);
1438 wrb = alloc_mcc_wrb(phba, &tag);
1440 mutex_unlock(&ctrl->mbox_lock);
1444 req = embedded_payload(wrb);
1445 be_wrb_hdr_prepare(wrb, sizeof(union be_invalidate_connection_params),
1447 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
1448 OPCODE_ISCSI_INI_DRIVER_INVALIDATE_CONNECTION,
1450 req->session_handle = beiscsi_ep->fw_handle;
1451 req->cid = beiscsi_ep->ep_cid;
1452 if (beiscsi_ep->conn)
1453 req->cleanup_type = BE_CLEANUP_TYPE_INVALIDATE;
1455 req->cleanup_type = BE_CLEANUP_TYPE_ISSUE_TCP_RST;
1457 * 0 - non-persistent targets
1458 * 1 - save session info on flash
1461 be_mcc_notify(phba, tag);
1462 mutex_unlock(&ctrl->mbox_lock);
1466 unsigned int beiscsi_upload_cxn(struct beiscsi_hba *phba,
1467 struct beiscsi_endpoint *beiscsi_ep)
1469 struct be_ctrl_info *ctrl = &phba->ctrl;
1470 struct be_mcc_wrb *wrb;
1471 struct be_tcp_upload_params_in *req;
1474 mutex_lock(&ctrl->mbox_lock);
1475 wrb = alloc_mcc_wrb(phba, &tag);
1477 mutex_unlock(&ctrl->mbox_lock);
1481 req = embedded_payload(wrb);
1482 be_wrb_hdr_prepare(wrb, sizeof(union be_tcp_upload_params), true, 0);
1483 be_cmd_hdr_prepare(&req->hdr, CMD_COMMON_TCP_UPLOAD,
1484 OPCODE_COMMON_TCP_UPLOAD, sizeof(*req));
1485 req->id = beiscsi_ep->ep_cid;
1486 if (beiscsi_ep->conn)
1487 req->upload_type = BE_UPLOAD_TYPE_GRACEFUL;
1489 req->upload_type = BE_UPLOAD_TYPE_ABORT;
1490 be_mcc_notify(phba, tag);
1491 mutex_unlock(&ctrl->mbox_lock);
1495 int beiscsi_mgmt_invalidate_icds(struct beiscsi_hba *phba,
1496 struct invldt_cmd_tbl *inv_tbl,
1499 struct be_ctrl_info *ctrl = &phba->ctrl;
1500 struct invldt_cmds_params_in *req;
1501 struct be_dma_mem nonemb_cmd;
1502 struct be_mcc_wrb *wrb;
1503 unsigned int i, tag;
1507 if (!nents || nents > BE_INVLDT_CMD_TBL_SZ)
1510 nonemb_cmd.size = sizeof(union be_invldt_cmds_params);
1511 nonemb_cmd.va = pci_zalloc_consistent(phba->ctrl.pdev,
1514 if (!nonemb_cmd.va) {
1515 beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_EH,
1516 "BM_%d : invldt_cmds_params alloc failed\n");
1520 mutex_lock(&ctrl->mbox_lock);
1521 wrb = alloc_mcc_wrb(phba, &tag);
1523 mutex_unlock(&ctrl->mbox_lock);
1524 pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size,
1525 nonemb_cmd.va, nonemb_cmd.dma);
1529 req = nonemb_cmd.va;
1530 be_wrb_hdr_prepare(wrb, nonemb_cmd.size, false, 1);
1531 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
1532 OPCODE_COMMON_ISCSI_ERROR_RECOVERY_INVALIDATE_COMMANDS,
1534 req->ref_handle = 0;
1535 req->cleanup_type = CMD_ISCSI_COMMAND_INVALIDATE;
1536 for (i = 0; i < nents; i++) {
1537 req->table[i].icd = inv_tbl[i].icd;
1538 req->table[i].cid = inv_tbl[i].cid;
1541 sge = nonembedded_sgl(wrb);
1542 sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd.dma));
1543 sge->pa_lo = cpu_to_le32(lower_32_bits(nonemb_cmd.dma));
1544 sge->len = cpu_to_le32(nonemb_cmd.size);
1546 be_mcc_notify(phba, tag);
1547 mutex_unlock(&ctrl->mbox_lock);
1549 rc = beiscsi_mccq_compl_wait(phba, tag, NULL, &nonemb_cmd);
1551 pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size,
1552 nonemb_cmd.va, nonemb_cmd.dma);