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 <linux/types.h>
  24 #include <linux/list.h>
  25 #include "be_iscsi.h"
  26 #include "be_main.h"
  27
  28 /**
  29  * Pseudo amap definition in which each bit of the actual structure is defined
  30  * as a byte: used to calculate offset/shift/mask of each field
  31  */
  32 struct amap_mcc_sge {
  33         u8 pa_lo[32];           /* dword 0 */
  34         u8 pa_hi[32];           /* dword 1 */
  35         u8 length[32];          /* DWORD 2 */
  36 } __packed;
  37
  38 /**
  39  * Pseudo amap definition in which each bit of the actual structure is defined
  40  * as a byte: used to calculate offset/shift/mask of each field
  41  */
  42 struct amap_mcc_wrb_payload {
  43         union {
  44                 struct amap_mcc_sge sgl[19];
  45                 u8 embedded[59 * 32];   /* DWORDS 57 to 115 */
  46         } u;
  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 {
  54         u8 embedded;            /* DWORD 0 */
  55         u8 rsvd0[2];            /* DWORD 0 */
  56         u8 sge_count[5];        /* DWORD 0 */
  57         u8 rsvd1[16];           /* DWORD 0 */
  58         u8 special[8];          /* DWORD 0 */
  59         u8 payload_length[32];
  60         u8 tag[64];             /* DWORD 2 */
  61         u8 rsvd2[32];           /* DWORD 4 */
  62         struct amap_mcc_wrb_payload payload;
  63 };
  64
  65 struct mcc_sge {
  66         u32 pa_lo;              /* dword 0 */
  67         u32 pa_hi;              /* dword 1 */
  68         u32 length;             /* DWORD 2 */
  69 } __packed;
  70
  71 struct mcc_wrb_payload {
  72         union {
  73                 struct mcc_sge sgl[19];
  74                 u32 embedded[59];       /* DWORDS 57 to 115 */
  75         } u;
  76 } __packed;
  77
  78 #define MCC_WRB_EMBEDDED_MASK                0x00000001
  79
  80 struct mcc_wrb {
  81         u32 dw[0];              /* DWORD 0 */
  82         u32 payload_length;
  83         u32 tag[2];             /* DWORD 2 */
  84         u32 rsvd2[1];           /* DWORD 4 */
  85         struct mcc_wrb_payload payload;
  86 };
  87
  88 int mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute);
  89 int mgmt_open_connection(struct beiscsi_hba *phba,
  90                          struct sockaddr *dst_addr,
  91                          struct beiscsi_endpoint *beiscsi_ep,
  92                          struct be_dma_mem *nonemb_cmd);
  93
  94 unsigned int mgmt_upload_connection(struct beiscsi_hba *phba,
  95                                      unsigned short cid,
  96                                      unsigned int upload_flag);
  97 unsigned int mgmt_invalidate_icds(struct beiscsi_hba *phba,
  98                                 struct invalidate_command_table *inv_tbl,
  99                                 unsigned int num_invalidate, unsigned int cid,
 100                                 struct be_dma_mem *nonemb_cmd);
 101
 102 struct iscsi_invalidate_connection_params_in {
 103         struct be_cmd_req_hdr hdr;
 104         unsigned int session_handle;
 105         unsigned short cid;
 106         unsigned short unused;
 107         unsigned short cleanup_type;
 108         unsigned short save_cfg;
 109 } __packed;
 110
 111 struct iscsi_invalidate_connection_params_out {
 112         unsigned int session_handle;
 113         unsigned short cid;
 114         unsigned short unused;
 115 } __packed;
 116
 117 union iscsi_invalidate_connection_params {
 118         struct iscsi_invalidate_connection_params_in request;
 119         struct iscsi_invalidate_connection_params_out response;
 120 } __packed;
 121
 122 struct invalidate_commands_params_in {
 123         struct be_cmd_req_hdr hdr;
 124         unsigned int ref_handle;
 125         unsigned int icd_count;
 126         struct invalidate_command_table table[128];
 127         unsigned short cleanup_type;
 128         unsigned short unused;
 129 } __packed;
 130
 131 struct invalidate_commands_params_out {
 132         unsigned int ref_handle;
 133         unsigned int icd_count;
 134         unsigned int icd_status[128];
 135 } __packed;
 136
 137 union invalidate_commands_params {
 138         struct invalidate_commands_params_in request;
 139         struct invalidate_commands_params_out response;
 140 } __packed;
 141
 142 struct mgmt_hba_attributes {
 143         u8 flashrom_version_string[32];
 144         u8 manufacturer_name[32];
 145         u32 supported_modes;
 146         u8 seeprom_version_lo;
 147         u8 seeprom_version_hi;
 148         u8 rsvd0[2];
 149         u32 fw_cmd_data_struct_version;
 150         u32 ep_fw_data_struct_version;
 151         u32 future_reserved[12];
 152         u32 default_extended_timeout;
 153         u8 controller_model_number[32];
 154         u8 controller_description[64];
 155         u8 controller_serial_number[32];
 156         u8 ip_version_string[32];
 157         u8 firmware_version_string[32];
 158         u8 bios_version_string[32];
 159         u8 redboot_version_string[32];
 160         u8 driver_version_string[32];
 161         u8 fw_on_flash_version_string[32];
 162         u32 functionalities_supported;
 163         u16 max_cdblength;
 164         u8 asic_revision;
 165         u8 generational_guid[16];
 166         u8 hba_port_count;
 167         u16 default_link_down_timeout;
 168         u8 iscsi_ver_min_max;
 169         u8 multifunction_device;
 170         u8 cache_valid;
 171         u8 hba_status;
 172         u8 max_domains_supported;
 173         u8 phy_port;
 174         u32 firmware_post_status;
 175         u32 hba_mtu[8];
 176         u8 iscsi_features;
 177         u8 future_u8[3];
 178         u32 future_u32[3];
 179 } __packed;
 180
 181 struct mgmt_controller_attributes {
 182         struct mgmt_hba_attributes hba_attribs;
 183         u16 pci_vendor_id;
 184         u16 pci_device_id;
 185         u16 pci_sub_vendor_id;
 186         u16 pci_sub_system_id;
 187         u8 pci_bus_number;
 188         u8 pci_device_number;
 189         u8 pci_function_number;
 190         u8 interface_type;
 191         u64 unique_identifier;
 192         u8 netfilters;
 193         u8 rsvd0[3];
 194         u8 future_u32[4];
 195 } __packed;
 196
 197 struct be_mgmt_controller_attributes {
 198         struct be_cmd_req_hdr hdr;
 199         struct mgmt_controller_attributes params;
 200 } __packed;
 201
 202 struct be_mgmt_controller_attributes_resp {
 203         struct be_cmd_resp_hdr hdr;
 204         struct mgmt_controller_attributes params;
 205 } __packed;
 206
 207 /* configuration management */
 208
 209 #define GET_MGMT_CONTROLLER_WS(phba)    (phba->pmgmt_ws)
 210
 211 /* MGMT CMD flags */
 212
 213 #define MGMT_CMDH_FREE                (1<<0)
 214
 215 /*  --- MGMT_ERROR_CODES --- */
 216 /*  Error Codes returned in the status field of the CMD response header */
 217 #define MGMT_STATUS_SUCCESS 0   /* The CMD completed without errors */
 218 #define MGMT_STATUS_FAILED 1    /* Error status in the Status field of */
 219                                 /* the CMD_RESPONSE_HEADER  */
 220
 221 #define ISCSI_GET_PDU_TEMPLATE_ADDRESS(pc, pa) {\
 222     pa->lo = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
 223                                         bus_address.u.a32.address_lo;  \
 224     pa->hi = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
 225                                         bus_address.u.a32.address_hi;  \
 226 }
 227
 228 struct beiscsi_endpoint {
 229         struct beiscsi_hba *phba;
 230         struct beiscsi_sess *sess;
 231         struct beiscsi_conn *conn;
 232         struct iscsi_endpoint *openiscsi_ep;
 233         unsigned short ip_type;
 234         char dst6_addr[ISCSI_ADDRESS_BUF_LEN];
 235         unsigned long dst_addr;
 236         unsigned short ep_cid;
 237         unsigned int fw_handle;
 238         u16 dst_tcpport;
 239         u16 cid_vld;
 240 };
 241
 242 int mgmt_get_fw_config(struct be_ctrl_info *ctrl,
 243                                  struct beiscsi_hba *phba);
 244
 245 unsigned int mgmt_invalidate_connection(struct beiscsi_hba *phba,
 246                                          struct beiscsi_endpoint *beiscsi_ep,
 247                                          unsigned short cid,
 248                                          unsigned short issue_reset,
 249                                          unsigned short savecfg_flag);
 250
 251 #endif