drivers/scsi/be2iscsi/be_mgmt.h

   1 /**
   2  * Copyright (C) 2005 - 2016 Broadcom
   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@broadcom.com)
  11  *
  12  * Contact Information:
  13  * linux-drivers@broadcom.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 /* UE Status and Mask register */
  34 #define PCICFG_UE_STATUS_LOW            0xA0
  35 #define PCICFG_UE_STATUS_HIGH           0xA4
  36 #define PCICFG_UE_STATUS_MASK_LOW       0xA8
  37 #define PCICFG_UE_STATUS_MASK_HI        0xAC
  38
  39 /**
  40  * Pseudo amap definition in which each bit of the actual structure is defined
  41  * as a byte: used to calculate offset/shift/mask of each field
  42  */
  43 struct amap_mcc_sge {
  44         u8 pa_lo[32];           /* dword 0 */
  45         u8 pa_hi[32];           /* dword 1 */
  46         u8 length[32];          /* DWORD 2 */
  47 } __packed;
  48
  49 /**
  50  * Pseudo amap definition in which each bit of the actual structure is defined
  51  * as a byte: used to calculate offset/shift/mask of each field
  52  */
  53 struct amap_mcc_wrb_payload {
  54         union {
  55                 struct amap_mcc_sge sgl[19];
  56                 u8 embedded[59 * 32];   /* DWORDS 57 to 115 */
  57         } u;
  58 } __packed;
  59
  60 /**
  61  * Pseudo amap definition in which each bit of the actual structure is defined
  62  * as a byte: used to calculate offset/shift/mask of each field
  63  */
  64 struct amap_mcc_wrb {
  65         u8 embedded;            /* DWORD 0 */
  66         u8 rsvd0[2];            /* DWORD 0 */
  67         u8 sge_count[5];        /* DWORD 0 */
  68         u8 rsvd1[16];           /* DWORD 0 */
  69         u8 special[8];          /* DWORD 0 */
  70         u8 payload_length[32];
  71         u8 tag[64];             /* DWORD 2 */
  72         u8 rsvd2[32];           /* DWORD 4 */
  73         struct amap_mcc_wrb_payload payload;
  74 };
  75
  76 struct mcc_sge {
  77         u32 pa_lo;              /* dword 0 */
  78         u32 pa_hi;              /* dword 1 */
  79         u32 length;             /* DWORD 2 */
  80 } __packed;
  81
  82 struct mcc_wrb_payload {
  83         union {
  84                 struct mcc_sge sgl[19];
  85                 u32 embedded[59];       /* DWORDS 57 to 115 */
  86         } u;
  87 } __packed;
  88
  89 #define MCC_WRB_EMBEDDED_MASK                0x00000001
  90
  91 struct mcc_wrb {
  92         u32 dw[0];              /* DWORD 0 */
  93         u32 payload_length;
  94         u32 tag[2];             /* DWORD 2 */
  95         u32 rsvd2[1];           /* DWORD 4 */
  96         struct mcc_wrb_payload payload;
  97 };
  98
  99 int mgmt_open_connection(struct beiscsi_hba *phba,
 100                          struct sockaddr *dst_addr,
 101                          struct beiscsi_endpoint *beiscsi_ep,
 102                          struct be_dma_mem *nonemb_cmd);
 103
 104 unsigned int mgmt_upload_connection(struct beiscsi_hba *phba,
 105                                      unsigned short cid,
 106                                      unsigned int upload_flag);
 107 unsigned int mgmt_invalidate_icds(struct beiscsi_hba *phba,
 108                                 struct invalidate_command_table *inv_tbl,
 109                                 unsigned int num_invalidate, unsigned int cid,
 110                                 struct be_dma_mem *nonemb_cmd);
 111 unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl,
 112                                          struct beiscsi_hba *phba,
 113                                          struct bsg_job *job,
 114                                          struct be_dma_mem *nonemb_cmd);
 115
 116 #define BEISCSI_NO_RST_ISSUE    0
 117 struct iscsi_invalidate_connection_params_in {
 118         struct be_cmd_req_hdr hdr;
 119         unsigned int session_handle;
 120         unsigned short cid;
 121         unsigned short unused;
 122         unsigned short cleanup_type;
 123         unsigned short save_cfg;
 124 } __packed;
 125
 126 struct iscsi_invalidate_connection_params_out {
 127         unsigned int session_handle;
 128         unsigned short cid;
 129         unsigned short unused;
 130 } __packed;
 131
 132 union iscsi_invalidate_connection_params {
 133         struct iscsi_invalidate_connection_params_in request;
 134         struct iscsi_invalidate_connection_params_out response;
 135 } __packed;
 136
 137 struct invalidate_commands_params_in {
 138         struct be_cmd_req_hdr hdr;
 139         unsigned int ref_handle;
 140         unsigned int icd_count;
 141         struct invalidate_command_table table[128];
 142         unsigned short cleanup_type;
 143         unsigned short unused;
 144 } __packed;
 145
 146 struct invalidate_commands_params_out {
 147         unsigned int ref_handle;
 148         unsigned int icd_count;
 149         unsigned int icd_status[128];
 150 } __packed;
 151
 152 union invalidate_commands_params {
 153         struct invalidate_commands_params_in request;
 154         struct invalidate_commands_params_out response;
 155 } __packed;
 156
 157 struct mgmt_hba_attributes {
 158         u8 flashrom_version_string[BEISCSI_VER_STRLEN];
 159         u8 manufacturer_name[BEISCSI_VER_STRLEN];
 160         u32 supported_modes;
 161         u8 seeprom_version_lo;
 162         u8 seeprom_version_hi;
 163         u8 rsvd0[2];
 164         u32 fw_cmd_data_struct_version;
 165         u32 ep_fw_data_struct_version;
 166         u8 ncsi_version_string[12];
 167         u32 default_extended_timeout;
 168         u8 controller_model_number[BEISCSI_VER_STRLEN];
 169         u8 controller_description[64];
 170         u8 controller_serial_number[BEISCSI_VER_STRLEN];
 171         u8 ip_version_string[BEISCSI_VER_STRLEN];
 172         u8 firmware_version_string[BEISCSI_VER_STRLEN];
 173         u8 bios_version_string[BEISCSI_VER_STRLEN];
 174         u8 redboot_version_string[BEISCSI_VER_STRLEN];
 175         u8 driver_version_string[BEISCSI_VER_STRLEN];
 176         u8 fw_on_flash_version_string[BEISCSI_VER_STRLEN];
 177         u32 functionalities_supported;
 178         u16 max_cdblength;
 179         u8 asic_revision;
 180         u8 generational_guid[16];
 181         u8 hba_port_count;
 182         u16 default_link_down_timeout;
 183         u8 iscsi_ver_min_max;
 184         u8 multifunction_device;
 185         u8 cache_valid;
 186         u8 hba_status;
 187         u8 max_domains_supported;
 188         u8 phy_port;
 189         u32 firmware_post_status;
 190         u32 hba_mtu[8];
 191         u8 iscsi_features;
 192         u8 asic_generation;
 193         u8 future_u8[2];
 194         u32 future_u32[3];
 195 } __packed;
 196
 197 struct mgmt_controller_attributes {
 198         struct mgmt_hba_attributes hba_attribs;
 199         u16 pci_vendor_id;
 200         u16 pci_device_id;
 201         u16 pci_sub_vendor_id;
 202         u16 pci_sub_system_id;
 203         u8 pci_bus_number;
 204         u8 pci_device_number;
 205         u8 pci_function_number;
 206         u8 interface_type;
 207         u64 unique_identifier;
 208         u8 netfilters;
 209         u8 rsvd0[3];
 210         u32 future_u32[4];
 211 } __packed;
 212
 213 struct be_mgmt_controller_attributes {
 214         struct be_cmd_req_hdr hdr;
 215         struct mgmt_controller_attributes params;
 216 } __packed;
 217
 218 struct be_mgmt_controller_attributes_resp {
 219         struct be_cmd_resp_hdr hdr;
 220         struct mgmt_controller_attributes params;
 221 } __packed;
 222
 223 struct be_bsg_vendor_cmd {
 224         struct be_cmd_req_hdr hdr;
 225         unsigned short region;
 226         unsigned short offset;
 227         unsigned short sector;
 228 } __packed;
 229
 230 /* configuration management */
 231
 232 #define GET_MGMT_CONTROLLER_WS(phba)    (phba->pmgmt_ws)
 233
 234 /* MGMT CMD flags */
 235
 236 #define MGMT_CMDH_FREE                (1<<0)
 237
 238 /*  --- MGMT_ERROR_CODES --- */
 239 /*  Error Codes returned in the status field of the CMD response header */
 240 #define MGMT_STATUS_SUCCESS 0   /* The CMD completed without errors */
 241 #define MGMT_STATUS_FAILED 1    /* Error status in the Status field of */
 242                                 /* the CMD_RESPONSE_HEADER  */
 243
 244 #define ISCSI_GET_PDU_TEMPLATE_ADDRESS(pc, pa) {\
 245         pa->lo = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
 246                                         bus_address.u.a32.address_lo;  \
 247         pa->hi = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
 248                                         bus_address.u.a32.address_hi;  \
 249 }
 250
 251 #define BEISCSI_WRITE_FLASH 0
 252 #define BEISCSI_READ_FLASH 1
 253
 254 struct beiscsi_endpoint {
 255         struct beiscsi_hba *phba;
 256         struct beiscsi_sess *sess;
 257         struct beiscsi_conn *conn;
 258         struct iscsi_endpoint *openiscsi_ep;
 259         unsigned short ip_type;
 260         char dst6_addr[ISCSI_ADDRESS_BUF_LEN];
 261         unsigned long dst_addr;
 262         unsigned short ep_cid;
 263         unsigned int fw_handle;
 264         u16 dst_tcpport;
 265         u16 cid_vld;
 266 };
 267
 268 unsigned int mgmt_invalidate_connection(struct beiscsi_hba *phba,
 269                                          struct beiscsi_endpoint *beiscsi_ep,
 270                                          unsigned short cid,
 271                                          unsigned short issue_reset,
 272                                          unsigned short savecfg_flag);
 273
 274 int beiscsi_if_en_dhcp(struct beiscsi_hba *phba, u32 ip_type);
 275
 276 int beiscsi_if_en_static(struct beiscsi_hba *phba, u32 ip_type,
 277                          u8 *ip, u8 *subnet);
 278
 279 int beiscsi_if_set_gw(struct beiscsi_hba *phba, u32 ip_type, u8 *gw);
 280
 281 int beiscsi_if_get_gw(struct beiscsi_hba *phba, u32 ip_type,
 282                       struct be_cmd_get_def_gateway_resp *resp);
 283
 284 int mgmt_get_nic_conf(struct beiscsi_hba *phba,
 285                       struct be_cmd_get_nic_conf_resp *mac);
 286
 287 int beiscsi_if_get_info(struct beiscsi_hba *phba, int ip_type,
 288                         struct be_cmd_get_if_info_resp **if_info);
 289
 290 unsigned int beiscsi_if_get_handle(struct beiscsi_hba *phba);
 291
 292 int beiscsi_if_set_vlan(struct beiscsi_hba *phba, uint16_t vlan_tag);
 293
 294 unsigned int beiscsi_boot_logout_sess(struct beiscsi_hba *phba);
 295
 296 unsigned int beiscsi_boot_reopen_sess(struct beiscsi_hba *phba);
 297
 298 unsigned int beiscsi_boot_get_sinfo(struct beiscsi_hba *phba);
 299
 300 unsigned int __beiscsi_boot_get_shandle(struct beiscsi_hba *phba, int async);
 301
 302 int beiscsi_boot_get_shandle(struct beiscsi_hba *phba, unsigned int *s_handle);
 303
 304 ssize_t beiscsi_drvr_ver_disp(struct device *dev,
 305                                struct device_attribute *attr, char *buf);
 306
 307 ssize_t beiscsi_fw_ver_disp(struct device *dev,
 308                              struct device_attribute *attr, char *buf);
 309
 310 ssize_t beiscsi_active_session_disp(struct device *dev,
 311                                      struct device_attribute *attr, char *buf);
 312
 313 ssize_t beiscsi_adap_family_disp(struct device *dev,
 314                                   struct device_attribute *attr, char *buf);
 315
 316
 317 ssize_t beiscsi_free_session_disp(struct device *dev,
 318                                    struct device_attribute *attr, char *buf);
 319
 320 ssize_t beiscsi_phys_port_disp(struct device *dev,
 321                                 struct device_attribute *attr, char *buf);
 322
 323 void beiscsi_offload_cxn_v0(struct beiscsi_offload_params *params,
 324                              struct wrb_handle *pwrb_handle,
 325                              struct be_mem_descriptor *mem_descr,
 326                              struct hwi_wrb_context *pwrb_context);
 327
 328 void beiscsi_offload_cxn_v2(struct beiscsi_offload_params *params,
 329                              struct wrb_handle *pwrb_handle,
 330                              struct hwi_wrb_context *pwrb_context);
 331
 332 int be_cmd_modify_eq_delay(struct beiscsi_hba *phba,
 333                          struct be_set_eqd *, int num);
 334
 335 int beiscsi_logout_fw_sess(struct beiscsi_hba *phba,
 336                             uint32_t fw_sess_handle);
 337
 338 #endif