diff options
Diffstat (limited to 'drivers/scsi/be2iscsi/be_mgmt.c')
| -rw-r--r-- | drivers/scsi/be2iscsi/be_mgmt.c | 321 |
1 files changed, 321 insertions, 0 deletions
diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c new file mode 100644 index 00000000000..12e644fc746 --- /dev/null +++ b/drivers/scsi/be2iscsi/be_mgmt.c @@ -0,0 +1,321 @@ +/** + * Copyright (C) 2005 - 2009 ServerEngines + * All rights reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation. The full GNU General + * Public License is included in this distribution in the file called COPYING. + * + * Written by: Jayamohan Kallickal (jayamohank@serverengines.com) + * + * Contact Information: + * linux-drivers@serverengines.com + * + * ServerEngines + * 209 N. Fair Oaks Ave + * Sunnyvale, CA 94085 + * + */ + +#include "be_mgmt.h" +#include "be_iscsi.h" + +unsigned char mgmt_get_fw_config(struct be_ctrl_info *ctrl, + struct beiscsi_hba *phba) +{ + struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem); + struct be_fw_cfg *req = embedded_payload(wrb); + int status = 0; + + spin_lock(&ctrl->mbox_lock); + memset(wrb, 0, sizeof(*wrb)); + + be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); + + be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, + OPCODE_COMMON_QUERY_FIRMWARE_CONFIG, sizeof(*req)); + + status = be_mbox_notify(ctrl); + if (!status) { + struct be_fw_cfg *pfw_cfg; + pfw_cfg = req; + phba->fw_config.phys_port = pfw_cfg->phys_port; + phba->fw_config.iscsi_icd_start = + pfw_cfg->ulp[0].icd_base; + phba->fw_config.iscsi_icd_count = + pfw_cfg->ulp[0].icd_count; + phba->fw_config.iscsi_cid_start = + pfw_cfg->ulp[0].sq_base; + phba->fw_config.iscsi_cid_count = + pfw_cfg->ulp[0].sq_count; + } else { + shost_printk(KERN_WARNING, phba->shost, + "Failed in mgmt_get_fw_config \n"); + } + + spin_unlock(&ctrl->mbox_lock); + return status; +} + +unsigned char mgmt_check_supported_fw(struct be_ctrl_info *ctrl) +{ + struct be_dma_mem nonemb_cmd; + struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem); + struct be_mgmt_controller_attributes *req; + struct be_sge *sge = nonembedded_sgl(wrb); + int status = 0; + + nonemb_cmd.va = pci_alloc_consistent(ctrl->pdev, + sizeof(struct be_mgmt_controller_attributes), + &nonemb_cmd.dma); + if (nonemb_cmd.va == NULL) { + SE_DEBUG(DBG_LVL_1, + "Failed to allocate memory for mgmt_check_supported_fw" + "\n"); + return -1; + } + nonemb_cmd.size = sizeof(struct be_mgmt_controller_attributes); + req = nonemb_cmd.va; + spin_lock(&ctrl->mbox_lock); + memset(wrb, 0, sizeof(*wrb)); + be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1); + be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, + OPCODE_COMMON_GET_CNTL_ATTRIBUTES, sizeof(*req)); + sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd.dma)); + sge->pa_lo = cpu_to_le32(nonemb_cmd.dma & 0xFFFFFFFF); + sge->len = cpu_to_le32(nonemb_cmd.size); + + status = be_mbox_notify(ctrl); + if (!status) { + struct be_mgmt_controller_attributes_resp *resp = nonemb_cmd.va; + SE_DEBUG(DBG_LVL_8, "Firmware version of CMD: %s\n", + resp->params.hba_attribs.flashrom_version_string); + SE_DEBUG(DBG_LVL_8, "Firmware version is : %s\n", + resp->params.hba_attribs.firmware_version_string); + SE_DEBUG(DBG_LVL_8, + "Developer Build, not performing version check...\n"); + + } else + SE_DEBUG(DBG_LVL_1, " Failed in mgmt_check_supported_fw\n"); + if (nonemb_cmd.va) + pci_free_consistent(ctrl->pdev, nonemb_cmd.size, + nonemb_cmd.va, nonemb_cmd.dma); + + spin_unlock(&ctrl->mbox_lock); + return status; +} + +unsigned char mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute) +{ + struct be_ctrl_info *ctrl = &phba->ctrl; + struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem); + struct iscsi_cleanup_req *req = embedded_payload(wrb); + int status = 0; + + spin_lock(&ctrl->mbox_lock); + memset(wrb, 0, sizeof(*wrb)); + + be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); + be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI, + OPCODE_COMMON_ISCSI_CLEANUP, sizeof(*req)); + + req->chute = chute; + req->hdr_ring_id = 0; + req->data_ring_id = 0; + + status = be_mbox_notify(ctrl); + if (status) + shost_printk(KERN_WARNING, phba->shost, + " mgmt_epfw_cleanup , FAILED\n"); + spin_unlock(&ctrl->mbox_lock); + return status; +} + +unsigned char mgmt_invalidate_icds(struct beiscsi_hba *phba, + unsigned int icd, unsigned int cid) +{ + struct be_dma_mem nonemb_cmd; + struct be_ctrl_info *ctrl = &phba->ctrl; + struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem); + struct be_sge *sge = nonembedded_sgl(wrb); + struct invalidate_commands_params_in *req; + int status = 0; + + nonemb_cmd.va = pci_alloc_consistent(ctrl->pdev, + sizeof(struct invalidate_commands_params_in), + &nonemb_cmd.dma); + if (nonemb_cmd.va == NULL) { + SE_DEBUG(DBG_LVL_1, + "Failed to allocate memory for" + "mgmt_invalidate_icds \n"); + return -1; + } + nonemb_cmd.size = sizeof(struct invalidate_commands_params_in); + req = nonemb_cmd.va; + spin_lock(&ctrl->mbox_lock); + memset(wrb, 0, sizeof(*wrb)); + + be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1); + be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI, + OPCODE_COMMON_ISCSI_ERROR_RECOVERY_INVALIDATE_COMMANDS, + sizeof(*req)); + req->ref_handle = 0; + req->cleanup_type = CMD_ISCSI_COMMAND_INVALIDATE; + req->icd_count = 0; + req->table[req->icd_count].icd = icd; + req->table[req->icd_count].cid = cid; + sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd.dma)); + sge->pa_lo = cpu_to_le32(nonemb_cmd.dma & 0xFFFFFFFF); + sge->len = cpu_to_le32(nonemb_cmd.size); + + status = be_mbox_notify(ctrl); + if (status) + SE_DEBUG(DBG_LVL_1, "ICDS Invalidation Failed\n"); + spin_unlock(&ctrl->mbox_lock); + if (nonemb_cmd.va) + pci_free_consistent(ctrl->pdev, nonemb_cmd.size, + nonemb_cmd.va, nonemb_cmd.dma); + return status; +} + +unsigned char mgmt_invalidate_connection(struct beiscsi_hba *phba, + struct beiscsi_endpoint *beiscsi_ep, + unsigned short cid, + unsigned short issue_reset, + unsigned short savecfg_flag) +{ + struct be_ctrl_info *ctrl = &phba->ctrl; + struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem); + struct iscsi_invalidate_connection_params_in *req = + embedded_payload(wrb); + int status = 0; + + spin_lock(&ctrl->mbox_lock); + memset(wrb, 0, sizeof(*wrb)); + + be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); + be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI, + OPCODE_ISCSI_INI_DRIVER_INVALIDATE_CONNECTION, + sizeof(*req)); + req->session_handle = beiscsi_ep->fw_handle; + req->cid = cid; + if (issue_reset) + req->cleanup_type = CMD_ISCSI_CONNECTION_ISSUE_TCP_RST; + else + req->cleanup_type = CMD_ISCSI_CONNECTION_INVALIDATE; + req->save_cfg = savecfg_flag; + status = be_mbox_notify(ctrl); + if (status) + SE_DEBUG(DBG_LVL_1, "Invalidation Failed\n"); + + spin_unlock(&ctrl->mbox_lock); + return status; +} + +unsigned char mgmt_upload_connection(struct beiscsi_hba *phba, + unsigned short cid, unsigned int upload_flag) +{ + struct be_ctrl_info *ctrl = &phba->ctrl; + struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem); + struct tcp_upload_params_in *req = embedded_payload(wrb); + int status = 0; + + spin_lock(&ctrl->mbox_lock); + memset(wrb, 0, sizeof(*wrb)); + + be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); + be_cmd_hdr_prepare(&req->hdr, CMD_COMMON_TCP_UPLOAD, + OPCODE_COMMON_TCP_UPLOAD, sizeof(*req)); + req->id = (unsigned short)cid; + req->upload_type = (unsigned char)upload_flag; + status = be_mbox_notify(ctrl); + if (status) + SE_DEBUG(DBG_LVL_1, "mgmt_upload_connection Failed\n"); + spin_unlock(&ctrl->mbox_lock); + return status; +} + +int mgmt_open_connection(struct beiscsi_hba *phba, + struct sockaddr *dst_addr, + struct beiscsi_endpoint *beiscsi_ep) +{ + struct hwi_controller *phwi_ctrlr; + struct hwi_context_memory *phwi_context; + struct sockaddr_in *daddr_in = (struct sockaddr_in *)dst_addr; + struct sockaddr_in6 *daddr_in6 = (struct sockaddr_in6 *)dst_addr; + struct be_ctrl_info *ctrl = &phba->ctrl; + struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem); + struct tcp_connect_and_offload_in *req = embedded_payload(wrb); + unsigned short def_hdr_id; + unsigned short def_data_id; + struct phys_addr template_address = { 0, 0 }; + struct phys_addr *ptemplate_address; + int status = 0; + unsigned short cid = beiscsi_ep->ep_cid; + + phwi_ctrlr = phba->phwi_ctrlr; + phwi_context = phwi_ctrlr->phwi_ctxt; + def_hdr_id = (unsigned short)HWI_GET_DEF_HDRQ_ID(phba); + def_data_id = (unsigned short)HWI_GET_DEF_BUFQ_ID(phba); + + ptemplate_address = &template_address; + ISCSI_GET_PDU_TEMPLATE_ADDRESS(phba, ptemplate_address); + spin_lock(&ctrl->mbox_lock); + memset(wrb, 0, sizeof(*wrb)); + + be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); + be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI, + OPCODE_COMMON_ISCSI_TCP_CONNECT_AND_OFFLOAD, + sizeof(*req)); + if (dst_addr->sa_family == PF_INET) { + __be32 s_addr = daddr_in->sin_addr.s_addr; + req->ip_address.ip_type = BE2_IPV4; + req->ip_address.ip_address[0] = s_addr & 0x000000ff; + req->ip_address.ip_address[1] = (s_addr & 0x0000ff00) >> 8; + req->ip_address.ip_address[2] = (s_addr & 0x00ff0000) >> 16; + req->ip_address.ip_address[3] = (s_addr & 0xff000000) >> 24; + req->tcp_port = ntohs(daddr_in->sin_port); + beiscsi_ep->dst_addr = daddr_in->sin_addr.s_addr; + beiscsi_ep->dst_tcpport = ntohs(daddr_in->sin_port); + beiscsi_ep->ip_type = BE2_IPV4; + } else if (dst_addr->sa_family == PF_INET6) { + req->ip_address.ip_type = BE2_IPV6; + memcpy(&req->ip_address.ip_address, + &daddr_in6->sin6_addr.in6_u.u6_addr8, 16); + req->tcp_port = ntohs(daddr_in6->sin6_port); + beiscsi_ep->dst_tcpport = ntohs(daddr_in6->sin6_port); + memcpy(&beiscsi_ep->dst6_addr, + &daddr_in6->sin6_addr.in6_u.u6_addr8, 16); + beiscsi_ep->ip_type = BE2_IPV6; + } else{ + shost_printk(KERN_ERR, phba->shost, "unknown addr family %d\n", + dst_addr->sa_family); + spin_unlock(&ctrl->mbox_lock); + return -EINVAL; + + } + req->cid = cid; + req->cq_id = phwi_context->be_cq.id; + req->defq_id = def_hdr_id; + req->hdr_ring_id = def_hdr_id; + req->data_ring_id = def_data_id; + req->do_offload = 1; + req->dataout_template_pa.lo = ptemplate_address->lo; + req->dataout_template_pa.hi = ptemplate_address->hi; + status = be_mbox_notify(ctrl); + if (!status) { + struct iscsi_endpoint *ep; + struct tcp_connect_and_offload_out *ptcpcnct_out = + embedded_payload(wrb); + + ep = phba->ep_array[ptcpcnct_out->cid]; + beiscsi_ep = ep->dd_data; + beiscsi_ep->fw_handle = 0; + beiscsi_ep->cid_vld = 1; + SE_DEBUG(DBG_LVL_8, "mgmt_open_connection Success\n"); + } else + SE_DEBUG(DBG_LVL_1, "mgmt_open_connection Failed\n"); + spin_unlock(&ctrl->mbox_lock); + return status; +} |