drivers/scsi/be2iscsi/be_mgmt.h

   1 /**
   2  * Copyright (C) 2005 - 2011 Emulex
   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 (jayamohan.kallickal@emulex.com)
  11  *
  12  * Contact Information:
  13  * linux-drivers@emulex.com
  14  *
  15  * Emulex
  16  * 3333 Susan Street
  17  * Costa Mesa, CA 92626
  18  */
  19
  20 #ifndef _BEISCSI_MGMT_
  21 #define _BEISCSI_MGMT_
  22
  23 #include <scsi/scsi_bsg_iscsi.h>
  24 #include "be_iscsi.h"
  25 #include "be_main.h"
  26
  27 #define IP_ACTION_ADD   0x01
  28 #define IP_ACTION_DEL   0x02
  29
  30 #define IP_V6_LEN       16
  31 #define IP_V4_LEN       4
  32
  33 /**
  34  * Pseudo amap definition in which each bit of the actual structure is defined
  35  * as a byte: used to calculate offset/shift/mask of each field
  36  */
  37 struct amap_mcc_sge {
  38         u8 pa_lo[32];           /* dword 0 */
  39         u8 pa_hi[32];           /* dword 1 */
  40         u8 length[32];          /* DWORD 2 */
  41 } __packed;
  42
  43 /**
  44  * Pseudo amap definition in which each bit of the actual structure is defined
  45  * as a byte: used to calculate offset/shift/mask of each field
  46  */
  47 struct amap_mcc_wrb_payload {
  48         union {
  49                 struct amap_mcc_sge sgl[19];
  50                 u8 embedded[59 * 32];   /* DWORDS 57 to 115 */
  51         } u;
  52 } __packed;
  53
  54 /**
  55  * Pseudo amap definition in which each bit of the actual structure is defined
  56  * as a byte: used to calculate offset/shift/mask of each field
  57  */
  58 struct amap_mcc_wrb {
  59         u8 embedded;            /* DWORD 0 */
  60         u8 rsvd0[2];            /* DWORD 0 */
  61         u8 sge_count[5];        /* DWORD 0 */
  62         u8 rsvd1[16];           /* DWORD 0 */
  63         u8 special[8];          /* DWORD 0 */
  64         u8 payload_length[32];
  65         u8 tag[64];             /* DWORD 2 */
  66         u8 rsvd2[32];           /* DWORD 4 */
  67         struct amap_mcc_wrb_payload payload;
  68 };
  69
  70 struct mcc_sge {
  71         u32 pa_lo;              /* dword 0 */
  72         u32 pa_hi;              /* dword 1 */
  73         u32 length;             /* DWORD 2 */
  74 } __packed;
  75
  76 struct mcc_wrb_payload {
  77         union {
  78                 struct mcc_sge sgl[19];
  79                 u32 embedded[59];       /* DWORDS 57 to 115 */
  80         } u;
  81 } __packed;
  82
  83 #define MCC_WRB_EMBEDDED_MASK                0x00000001
  84
  85 struct mcc_wrb {
  86         u32 dw[0];              /* DWORD 0 */
  87         u32 payload_length;
  88         u32 tag[2];             /* DWORD 2 */
  89         u32 rsvd2[1];           /* DWORD 4 */
  90         struct mcc_wrb_payload payload;
  91 };
  92
  93 int mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute);
  94 int mgmt_open_connection(struct beiscsi_hba *phba,
  95                          struct sockaddr *dst_addr,
  96                          struct beiscsi_endpoint *beiscsi_ep,
  97                          struct be_dma_mem *nonemb_cmd);
  98
  99 unsigned int mgmt_upload_connection(struct beiscsi_hba *phba,
 100                                      unsigned short cid,
 101                                      unsigned int upload_flag);
 102 unsigned int mgmt_invalidate_icds(struct beiscsi_hba *phba,
 103                                 struct invalidate_command_table *inv_tbl,
 104                                 unsigned int num_invalidate, unsigned int cid,
 105                                 struct be_dma_mem *nonemb_cmd);
 106 unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl,
 107                                          struct beiscsi_hba *phba,
 108                                          struct bsg_job *job,
 109                                          struct be_dma_mem *nonemb_cmd);
 110
 111 struct iscsi_invalidate_connection_params_in {
 112         struct be_cmd_req_hdr hdr;
 113         unsigned int session_handle;
 114         unsigned short cid;
 115         unsigned short unused;
 116         unsigned short cleanup_type;
 117         unsigned short save_cfg;
 118 } __packed;
 119
 120 struct iscsi_invalidate_connection_params_out {
 121         unsigned int session_handle;
 122         unsigned short cid;
 123         unsigned short unused;
 124 } __packed;
 125
 126 union iscsi_invalidate_connection_params {
 127         struct iscsi_invalidate_connection_params_in request;
 128         struct iscsi_invalidate_connection_params_out response;
 129 } __packed;
 130
 131 struct invalidate_commands_params_in {
 132         struct be_cmd_req_hdr hdr;
 133         unsigned int ref_handle;
 134         unsigned int icd_count;
 135         struct invalidate_command_table table[128];
 136         unsigned short cleanup_type;
 137         unsigned short unused;
 138 } __packed;
 139
 140 struct invalidate_commands_params_out {
 141         unsigned int ref_handle;
 142         unsigned int icd_count;
 143         unsigned int icd_status[128];
 144 } __packed;
 145
 146 union invalidate_commands_params {
 147         struct invalidate_commands_params_in request;
 148         struct invalidate_commands_params_out response;
 149 } __packed;
 150
 151 struct mgmt_hba_attributes {
 152         u8 flashrom_version_string[32];
 153         u8 manufacturer_name[32];
 154         u32 supported_modes;
 155         u8 seeprom_version_lo;
 156         u8 seeprom_version_hi;
 157         u8 rsvd0[2];
 158         u32 fw_cmd_data_struct_version;
 159         u32 ep_fw_data_struct_version;
 160         u32 future_reserved[12];
 161         u32 default_extended_timeout;
 162         u8 controller_model_number[32];
 163         u8 controller_description[64];
 164         u8 controller_serial_number[32];
 165         u8 ip_version_string[32];
 166         u8 firmware_version_string[32];
 167         u8 bios_version_string[32];
 168         u8 redboot_version_string[32];
 169         u8 driver_version_string[32];
 170         u8 fw_on_flash_version_string[32];
 171         u32 functionalities_supported;
 172         u16 max_cdblength;
 173         u8 asic_revision;
 174         u8 generational_guid[16];
 175         u8 hba_port_count;
 176         u16 default_link_down_timeout;
 177         u8 iscsi_ver_min_max;
 178         u8 multifunction_device;
 179         u8 cache_valid;
 180         u8 hba_status;
 181         u8 max_domains_supported;
 182         u8 phy_port;
 183         u32 firmware_post_status;
 184         u32 hba_mtu[8];
 185         u8 iscsi_features;
 186         u8 future_u8[3];
 187         u32 future_u32[3];
 188 } __packed;
 189
 190 struct mgmt_controller_attributes {
 191         struct mgmt_hba_attributes hba_attribs;
 192         u16 pci_vendor_id;
 193         u16 pci_device_id;
 194         u16 pci_sub_vendor_id;
 195         u16 pci_sub_system_id;
 196         u8 pci_bus_number;
 197         u8 pci_device_number;
 198         u8 pci_function_number;
 199         u8 interface_type;
 200         u64 unique_identifier;
 201         u8 netfilters;
 202         u8 rsvd0[3];
 203         u8 future_u32[4];
 204 } __packed;
 205
 206 struct be_mgmt_controller_attributes {
 207         struct be_cmd_req_hdr hdr;
 208         struct mgmt_controller_attributes params;
 209 } __packed;
 210
 211 struct be_mgmt_controller_attributes_resp {
 212         struct be_cmd_resp_hdr hdr;
 213         struct mgmt_controller_attributes params;
 214 } __packed;
 215
 216 struct be_bsg_vendor_cmd {
 217         struct be_cmd_req_hdr hdr;
 218         unsigned short region;
 219         unsigned short offset;
 220         unsigned short sector;
 221 } __packed;
 222
 223 /* configuration management */
 224
 225 #define GET_MGMT_CONTROLLER_WS(phba)    (phba->pmgmt_ws)
 226
 227 /* MGMT CMD flags */
 228
 229 #define MGMT_CMDH_FREE                (1<<0)
 230
 231 /*  --- MGMT_ERROR_CODES --- */
 232 /*  Error Codes returned in the status field of the CMD response header */
 233 #define MGMT_STATUS_SUCCESS 0   /* The CMD completed without errors */
 234 #define MGMT_STATUS_FAILED 1    /* Error status in the Status field of */
 235                                 /* the CMD_RESPONSE_HEADER  */
 236
 237 #define ISCSI_GET_PDU_TEMPLATE_ADDRESS(pc, pa) {\
 238         pa->lo = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
 239                                         bus_address.u.a32.address_lo;  \
 240         pa->hi = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
 241                                         bus_address.u.a32.address_hi;  \
 242 }
 243
 244 #define BEISCSI_WRITE_FLASH 0
 245 #define BEISCSI_READ_FLASH 1
 246
 247 struct beiscsi_endpoint {
 248         struct beiscsi_hba *phba;
 249         struct beiscsi_sess *sess;
 250         struct beiscsi_conn *conn;
 251         struct iscsi_endpoint *openiscsi_ep;
 252         unsigned short ip_type;
 253         char dst6_addr[ISCSI_ADDRESS_BUF_LEN];
 254         unsigned long dst_addr;
 255         unsigned short ep_cid;
 256         unsigned int fw_handle;
 257         u16 dst_tcpport;
 258         u16 cid_vld;
 259 };
 260
 261 int mgmt_get_fw_config(struct be_ctrl_info *ctrl,
 262                                  struct beiscsi_hba *phba);
 263
 264 unsigned int mgmt_invalidate_connection(struct beiscsi_hba *phba,
 265                                          struct beiscsi_endpoint *beiscsi_ep,
 266                                          unsigned short cid,
 267                                          unsigned short issue_reset,
 268                                          unsigned short savecfg_flag);
 269
 270 int mgmt_set_ip(struct beiscsi_hba *phba,
 271                 struct iscsi_iface_param_info *ip_param,
 272                 struct iscsi_iface_param_info *subnet_param,
 273                 uint32_t boot_proto);
 274
 275 unsigned int mgmt_get_boot_target(struct beiscsi_hba *phba);
 276
 277 unsigned int mgmt_get_session_info(struct beiscsi_hba *phba,
 278                                    u32 boot_session_handle,
 279                                    struct be_dma_mem *nonemb_cmd);
 280
 281 int mgmt_get_nic_conf(struct beiscsi_hba *phba,
 282                       struct be_cmd_get_nic_conf_resp *mac);
 283
 284 int mgmt_get_if_info(struct beiscsi_hba *phba, int ip_type,
 285                      struct be_cmd_get_if_info_resp *if_info);
 286
 287 int mgmt_get_gateway(struct beiscsi_hba *phba, int ip_type,
 288                      struct be_cmd_get_def_gateway_resp *gateway);
 289
 290 int mgmt_set_gateway(struct beiscsi_hba *phba,
 291                      struct iscsi_iface_param_info *gateway_param);
 292
 293 #endif