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1/*2 * This file is part of the Chelsio FCoE driver for Linux.3 *4 * Copyright (c) 2009-2010 Chelsio Communications, Inc. All rights reserved.5 *6 * This software is available to you under a choice of one of two7 * licenses. You may choose to be licensed under the terms of the GNU8 * General Public License (GPL) Version 2, available from the file9 * COPYING in the main directory of this source tree, or the10 * OpenIB.org BSD license below:11 *12 * Redistribution and use in source and binary forms, with or13 * without modification, are permitted provided that the following14 * conditions are met:15 *16 * - Redistributions of source code must retain the above17 * copyright notice, this list of conditions and the following18 * disclaimer.19 *20 * - Redistributions in binary form must reproduce the above21 * copyright notice, this list of conditions and the following22 * disclaimer in the documentation and/or other materials23 * provided with the distribution.24 *25 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,26 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF27 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND28 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS29 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN30 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN31 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE32 * SOFTWARE.33 */34 35#ifndef _T4FW_API_STOR_H_36#define _T4FW_API_STOR_H_37 38 39/******************************************************************************40 * R E T U R N V A L U E S41 ********************************/42 43enum fw_fcoe_link_sub_op {44 FCOE_LINK_DOWN = 0x0,45 FCOE_LINK_UP = 0x1,46 FCOE_LINK_COND = 0x2,47};48 49enum fw_fcoe_link_status {50 FCOE_LINKDOWN = 0x0,51 FCOE_LINKUP = 0x1,52};53 54enum fw_ofld_prot {55 PROT_FCOE = 0x1,56 PROT_ISCSI = 0x2,57};58 59enum rport_type_fcoe {60 FLOGI_VFPORT = 0x1, /* 0xfffffe */61 FDISC_VFPORT = 0x2, /* 0xfffffe */62 NS_VNPORT = 0x3, /* 0xfffffc */63 REG_FC4_VNPORT = 0x4, /* any FC4 type VN_PORT */64 REG_VNPORT = 0x5, /* 0xfffxxx - non FC4 port in switch */65 FDMI_VNPORT = 0x6, /* 0xfffffa */66 FAB_CTLR_VNPORT = 0x7, /* 0xfffffd */67};68 69enum event_cause_fcoe {70 PLOGI_ACC_RCVD = 0x01,71 PLOGI_RJT_RCVD = 0x02,72 PLOGI_RCVD = 0x03,73 PLOGO_RCVD = 0x04,74 PRLI_ACC_RCVD = 0x05,75 PRLI_RJT_RCVD = 0x06,76 PRLI_RCVD = 0x07,77 PRLO_RCVD = 0x08,78 NPORT_ID_CHGD = 0x09,79 FLOGO_RCVD = 0x0a,80 CLR_VIRT_LNK_RCVD = 0x0b,81 FLOGI_ACC_RCVD = 0x0c,82 FLOGI_RJT_RCVD = 0x0d,83 FDISC_ACC_RCVD = 0x0e,84 FDISC_RJT_RCVD = 0x0f,85 FLOGI_TMO_MAX_RETRY = 0x10,86 IMPL_LOGO_ADISC_ACC = 0x11,87 IMPL_LOGO_ADISC_RJT = 0x12,88 IMPL_LOGO_ADISC_CNFLT = 0x13,89 PRLI_TMO = 0x14,90 ADISC_TMO = 0x15,91 RSCN_DEV_LOST = 0x16,92 SCR_ACC_RCVD = 0x17,93 ADISC_RJT_RCVD = 0x18,94 LOGO_SNT = 0x19,95 PROTO_ERR_IMPL_LOGO = 0x1a,96};97 98enum fcoe_cmn_type {99 FCOE_ELS,100 FCOE_CT,101 FCOE_SCSI_CMD,102 FCOE_UNSOL_ELS,103};104 105enum fw_wr_stor_opcodes {106 FW_RDEV_WR = 0x38,107 FW_FCOE_ELS_CT_WR = 0x30,108 FW_SCSI_WRITE_WR = 0x31,109 FW_SCSI_READ_WR = 0x32,110 FW_SCSI_CMD_WR = 0x33,111 FW_SCSI_ABRT_CLS_WR = 0x34,112};113 114struct fw_rdev_wr {115 __be32 op_to_immdlen;116 __be32 alloc_to_len16;117 __be64 cookie;118 u8 protocol;119 u8 event_cause;120 u8 cur_state;121 u8 prev_state;122 __be32 flags_to_assoc_flowid;123 union rdev_entry {124 struct fcoe_rdev_entry {125 __be32 flowid;126 u8 protocol;127 u8 event_cause;128 u8 flags;129 u8 rjt_reason;130 u8 cur_login_st;131 u8 prev_login_st;132 __be16 rcv_fr_sz;133 u8 rd_xfer_rdy_to_rport_type;134 u8 vft_to_qos;135 u8 org_proc_assoc_to_acc_rsp_code;136 u8 enh_disc_to_tgt;137 u8 wwnn[8];138 u8 wwpn[8];139 __be16 iqid;140 u8 fc_oui[3];141 u8 r_id[3];142 } fcoe_rdev;143 struct iscsi_rdev_entry {144 __be32 flowid;145 u8 protocol;146 u8 event_cause;147 u8 flags;148 u8 r3;149 __be16 iscsi_opts;150 __be16 tcp_opts;151 __be16 ip_opts;152 __be16 max_rcv_len;153 __be16 max_snd_len;154 __be16 first_brst_len;155 __be16 max_brst_len;156 __be16 r4;157 __be16 def_time2wait;158 __be16 def_time2ret;159 __be16 nop_out_intrvl;160 __be16 non_scsi_to;161 __be16 isid;162 __be16 tsid;163 __be16 port;164 __be16 tpgt;165 u8 r5[6];166 __be16 iqid;167 } iscsi_rdev;168 } u;169};170 171#define FW_RDEV_WR_FLOWID_GET(x) (((x) >> 8) & 0xfffff)172#define FW_RDEV_WR_ASSOC_FLOWID_GET(x) (((x) >> 0) & 0xfffff)173#define FW_RDEV_WR_RPORT_TYPE_GET(x) (((x) >> 0) & 0x1f)174#define FW_RDEV_WR_NPIV_GET(x) (((x) >> 6) & 0x1)175#define FW_RDEV_WR_CLASS_GET(x) (((x) >> 4) & 0x3)176#define FW_RDEV_WR_TASK_RETRY_ID_GET(x) (((x) >> 5) & 0x1)177#define FW_RDEV_WR_RETRY_GET(x) (((x) >> 4) & 0x1)178#define FW_RDEV_WR_CONF_CMPL_GET(x) (((x) >> 3) & 0x1)179#define FW_RDEV_WR_INI_GET(x) (((x) >> 1) & 0x1)180#define FW_RDEV_WR_TGT_GET(x) (((x) >> 0) & 0x1)181 182struct fw_fcoe_els_ct_wr {183 __be32 op_immdlen;184 __be32 flowid_len16;185 u64 cookie;186 __be16 iqid;187 u8 tmo_val;188 u8 els_ct_type;189 u8 ctl_pri;190 u8 cp_en_class;191 __be16 xfer_cnt;192 u8 fl_to_sp;193 u8 l_id[3];194 u8 r5;195 u8 r_id[3];196 __be64 rsp_dmaaddr;197 __be32 rsp_dmalen;198 __be32 r6;199};200 201#define FW_FCOE_ELS_CT_WR_OPCODE(x) ((x) << 24)202#define FW_FCOE_ELS_CT_WR_OPCODE_GET(x) (((x) >> 24) & 0xff)203#define FW_FCOE_ELS_CT_WR_IMMDLEN(x) ((x) << 0)204#define FW_FCOE_ELS_CT_WR_IMMDLEN_GET(x) (((x) >> 0) & 0xff)205#define FW_FCOE_ELS_CT_WR_SP(x) ((x) << 0)206 207struct fw_scsi_write_wr {208 __be32 op_immdlen;209 __be32 flowid_len16;210 u64 cookie;211 __be16 iqid;212 u8 tmo_val;213 u8 use_xfer_cnt;214 union fw_scsi_write_priv {215 struct fcoe_write_priv {216 u8 ctl_pri;217 u8 cp_en_class;218 u8 r3_lo[2];219 } fcoe;220 struct iscsi_write_priv {221 u8 r3[4];222 } iscsi;223 } u;224 __be32 xfer_cnt;225 __be32 ini_xfer_cnt;226 __be64 rsp_dmaaddr;227 __be32 rsp_dmalen;228 __be32 r4;229};230 231#define FW_SCSI_WRITE_WR_IMMDLEN(x) ((x) << 0)232 233struct fw_scsi_read_wr {234 __be32 op_immdlen;235 __be32 flowid_len16;236 u64 cookie;237 __be16 iqid;238 u8 tmo_val;239 u8 use_xfer_cnt;240 union fw_scsi_read_priv {241 struct fcoe_read_priv {242 u8 ctl_pri;243 u8 cp_en_class;244 u8 r3_lo[2];245 } fcoe;246 struct iscsi_read_priv {247 u8 r3[4];248 } iscsi;249 } u;250 __be32 xfer_cnt;251 __be32 ini_xfer_cnt;252 __be64 rsp_dmaaddr;253 __be32 rsp_dmalen;254 __be32 r4;255};256 257#define FW_SCSI_READ_WR_IMMDLEN(x) ((x) << 0)258 259struct fw_scsi_cmd_wr {260 __be32 op_immdlen;261 __be32 flowid_len16;262 u64 cookie;263 __be16 iqid;264 u8 tmo_val;265 u8 r3;266 union fw_scsi_cmd_priv {267 struct fcoe_cmd_priv {268 u8 ctl_pri;269 u8 cp_en_class;270 u8 r4_lo[2];271 } fcoe;272 struct iscsi_cmd_priv {273 u8 r4[4];274 } iscsi;275 } u;276 u8 r5[8];277 __be64 rsp_dmaaddr;278 __be32 rsp_dmalen;279 __be32 r6;280};281 282#define FW_SCSI_CMD_WR_IMMDLEN(x) ((x) << 0)283 284#define SCSI_ABORT 0285#define SCSI_CLOSE 1286 287struct fw_scsi_abrt_cls_wr {288 __be32 op_immdlen;289 __be32 flowid_len16;290 u64 cookie;291 __be16 iqid;292 u8 tmo_val;293 u8 sub_opcode_to_chk_all_io;294 u8 r3[4];295 u64 t_cookie;296};297 298#define FW_SCSI_ABRT_CLS_WR_SUB_OPCODE(x) ((x) << 2)299#define FW_SCSI_ABRT_CLS_WR_SUB_OPCODE_GET(x) (((x) >> 2) & 0x3f)300#define FW_SCSI_ABRT_CLS_WR_CHK_ALL_IO(x) ((x) << 0)301 302enum fw_cmd_stor_opcodes {303 FW_FCOE_RES_INFO_CMD = 0x31,304 FW_FCOE_LINK_CMD = 0x32,305 FW_FCOE_VNP_CMD = 0x33,306 FW_FCOE_SPARAMS_CMD = 0x35,307 FW_FCOE_STATS_CMD = 0x37,308 FW_FCOE_FCF_CMD = 0x38,309};310 311struct fw_fcoe_res_info_cmd {312 __be32 op_to_read;313 __be32 retval_len16;314 __be16 e_d_tov;315 __be16 r_a_tov_seq;316 __be16 r_a_tov_els;317 __be16 r_r_tov;318 __be32 max_xchgs;319 __be32 max_ssns;320 __be32 used_xchgs;321 __be32 used_ssns;322 __be32 max_fcfs;323 __be32 max_vnps;324 __be32 used_fcfs;325 __be32 used_vnps;326};327 328struct fw_fcoe_link_cmd {329 __be32 op_to_portid;330 __be32 retval_len16;331 __be32 sub_opcode_fcfi;332 u8 r3;333 u8 lstatus;334 __be16 flags;335 u8 r4;336 u8 set_vlan;337 __be16 vlan_id;338 __be32 vnpi_pkd;339 __be16 r6;340 u8 phy_mac[6];341 u8 vnport_wwnn[8];342 u8 vnport_wwpn[8];343};344 345#define FW_FCOE_LINK_CMD_PORTID(x) ((x) << 0)346#define FW_FCOE_LINK_CMD_PORTID_GET(x) (((x) >> 0) & 0xf)347#define FW_FCOE_LINK_CMD_SUB_OPCODE(x) ((x) << 24U)348#define FW_FCOE_LINK_CMD_FCFI(x) ((x) << 0)349#define FW_FCOE_LINK_CMD_FCFI_GET(x) (((x) >> 0) & 0xffffff)350#define FW_FCOE_LINK_CMD_VNPI_GET(x) (((x) >> 0) & 0xfffff)351 352struct fw_fcoe_vnp_cmd {353 __be32 op_to_fcfi;354 __be32 alloc_to_len16;355 __be32 gen_wwn_to_vnpi;356 __be32 vf_id;357 __be16 iqid;358 u8 vnport_mac[6];359 u8 vnport_wwnn[8];360 u8 vnport_wwpn[8];361 u8 cmn_srv_parms[16];362 u8 clsp_word_0_1[8];363};364 365#define FW_FCOE_VNP_CMD_FCFI(x) ((x) << 0)366#define FW_FCOE_VNP_CMD_ALLOC (1U << 31)367#define FW_FCOE_VNP_CMD_FREE (1U << 30)368#define FW_FCOE_VNP_CMD_MODIFY (1U << 29)369#define FW_FCOE_VNP_CMD_GEN_WWN (1U << 22)370#define FW_FCOE_VNP_CMD_VFID_EN (1U << 20)371#define FW_FCOE_VNP_CMD_VNPI(x) ((x) << 0)372#define FW_FCOE_VNP_CMD_VNPI_GET(x) (((x) >> 0) & 0xfffff)373 374struct fw_fcoe_sparams_cmd {375 __be32 op_to_portid;376 __be32 retval_len16;377 u8 r3[7];378 u8 cos;379 u8 lport_wwnn[8];380 u8 lport_wwpn[8];381 u8 cmn_srv_parms[16];382 u8 cls_srv_parms[16];383};384 385#define FW_FCOE_SPARAMS_CMD_PORTID(x) ((x) << 0)386 387struct fw_fcoe_stats_cmd {388 __be32 op_to_flowid;389 __be32 free_to_len16;390 union fw_fcoe_stats {391 struct fw_fcoe_stats_ctl {392 u8 nstats_port;393 u8 port_valid_ix;394 __be16 r6;395 __be32 r7;396 __be64 stat0;397 __be64 stat1;398 __be64 stat2;399 __be64 stat3;400 __be64 stat4;401 __be64 stat5;402 } ctl;403 struct fw_fcoe_port_stats {404 __be64 tx_bcast_bytes;405 __be64 tx_bcast_frames;406 __be64 tx_mcast_bytes;407 __be64 tx_mcast_frames;408 __be64 tx_ucast_bytes;409 __be64 tx_ucast_frames;410 __be64 tx_drop_frames;411 __be64 tx_offload_bytes;412 __be64 tx_offload_frames;413 __be64 rx_bcast_bytes;414 __be64 rx_bcast_frames;415 __be64 rx_mcast_bytes;416 __be64 rx_mcast_frames;417 __be64 rx_ucast_bytes;418 __be64 rx_ucast_frames;419 __be64 rx_err_frames;420 } port_stats;421 struct fw_fcoe_fcf_stats {422 __be32 fip_tx_bytes;423 __be32 fip_tx_fr;424 __be64 fcf_ka;425 __be64 mcast_adv_rcvd;426 __be16 ucast_adv_rcvd;427 __be16 sol_sent;428 __be16 vlan_req;429 __be16 vlan_rpl;430 __be16 clr_vlink;431 __be16 link_down;432 __be16 link_up;433 __be16 logo;434 __be16 flogi_req;435 __be16 flogi_rpl;436 __be16 fdisc_req;437 __be16 fdisc_rpl;438 __be16 fka_prd_chg;439 __be16 fc_map_chg;440 __be16 vfid_chg;441 u8 no_fka_req;442 u8 no_vnp;443 } fcf_stats;444 struct fw_fcoe_pcb_stats {445 __be64 tx_bytes;446 __be64 tx_frames;447 __be64 rx_bytes;448 __be64 rx_frames;449 __be32 vnp_ka;450 __be32 unsol_els_rcvd;451 __be64 unsol_cmd_rcvd;452 __be16 implicit_logo;453 __be16 flogi_inv_sparm;454 __be16 fdisc_inv_sparm;455 __be16 flogi_rjt;456 __be16 fdisc_rjt;457 __be16 no_ssn;458 __be16 mac_flt_fail;459 __be16 inv_fr_rcvd;460 } pcb_stats;461 struct fw_fcoe_scb_stats {462 __be64 tx_bytes;463 __be64 tx_frames;464 __be64 rx_bytes;465 __be64 rx_frames;466 __be32 host_abrt_req;467 __be32 adap_auto_abrt;468 __be32 adap_abrt_rsp;469 __be32 host_ios_req;470 __be16 ssn_offl_ios;471 __be16 ssn_not_rdy_ios;472 u8 rx_data_ddp_err;473 u8 ddp_flt_set_err;474 __be16 rx_data_fr_err;475 u8 bad_st_abrt_req;476 u8 no_io_abrt_req;477 u8 abort_tmo;478 u8 abort_tmo_2;479 __be32 abort_req;480 u8 no_ppod_res_tmo;481 u8 bp_tmo;482 u8 adap_auto_cls;483 u8 no_io_cls_req;484 __be32 host_cls_req;485 __be64 unsol_cmd_rcvd;486 __be32 plogi_req_rcvd;487 __be32 prli_req_rcvd;488 __be16 logo_req_rcvd;489 __be16 prlo_req_rcvd;490 __be16 plogi_rjt_rcvd;491 __be16 prli_rjt_rcvd;492 __be32 adisc_req_rcvd;493 __be32 rscn_rcvd;494 __be32 rrq_req_rcvd;495 __be32 unsol_els_rcvd;496 u8 adisc_rjt_rcvd;497 u8 scr_rjt;498 u8 ct_rjt;499 u8 inval_bls_rcvd;500 __be32 ba_rjt_rcvd;501 } scb_stats;502 } u;503};504 505#define FW_FCOE_STATS_CMD_FLOWID(x) ((x) << 0)506#define FW_FCOE_STATS_CMD_FREE (1U << 30)507#define FW_FCOE_STATS_CMD_NSTATS(x) ((x) << 4)508#define FW_FCOE_STATS_CMD_PORT(x) ((x) << 0)509#define FW_FCOE_STATS_CMD_PORT_VALID (1U << 7)510#define FW_FCOE_STATS_CMD_IX(x) ((x) << 0)511 512struct fw_fcoe_fcf_cmd {513 __be32 op_to_fcfi;514 __be32 retval_len16;515 __be16 priority_pkd;516 u8 mac[6];517 u8 name_id[8];518 u8 fabric[8];519 __be16 vf_id;520 __be16 max_fcoe_size;521 u8 vlan_id;522 u8 fc_map[3];523 __be32 fka_adv;524 __be32 r6;525 u8 r7_hi;526 u8 fpma_to_portid;527 u8 spma_mac[6];528 __be64 r8;529};530 531#define FW_FCOE_FCF_CMD_FCFI(x) ((x) << 0)532#define FW_FCOE_FCF_CMD_FCFI_GET(x) (((x) >> 0) & 0xfffff)533#define FW_FCOE_FCF_CMD_PRIORITY_GET(x) (((x) >> 0) & 0xff)534#define FW_FCOE_FCF_CMD_FPMA_GET(x) (((x) >> 6) & 0x1)535#define FW_FCOE_FCF_CMD_SPMA_GET(x) (((x) >> 5) & 0x1)536#define FW_FCOE_FCF_CMD_LOGIN_GET(x) (((x) >> 4) & 0x1)537#define FW_FCOE_FCF_CMD_PORTID_GET(x) (((x) >> 0) & 0xf)538 539#endif /* _T4FW_API_STOR_H_ */540