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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.4 * Copyright (c) 2014- QLogic Corporation.5 * All rights reserved6 * www.qlogic.com7 *8 * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.9 */10/*11 * fcbuild.h - FC link service frame building and parsing routines12 */13 14#ifndef __FCBUILD_H__15#define __FCBUILD_H__16 17#include "bfad_drv.h"18#include "bfa_fc.h"19#include "bfa_defs_fcs.h"20 21/*22 * Utility Macros/functions23 */24 25#define wwn_is_equal(_wwn1, _wwn2) \26 (memcmp(&(_wwn1), &(_wwn2), sizeof(wwn_t)) == 0)27 28#define fc_roundup(_l, _s) (((_l) + ((_s) - 1)) & ~((_s) - 1))29 30/*31 * Given the fc response length, this routine will return32 * the length of the actual payload bytes following the CT header.33 *34 * Assumes the input response length does not include the crc, eof, etc.35 */36static inline u3237fc_get_ctresp_pyld_len(u32 resp_len)38{39 return resp_len - sizeof(struct ct_hdr_s);40}41 42/*43 * Convert bfa speed to rpsc speed value.44 */45static inline enum bfa_port_speed46fc_rpsc_operspeed_to_bfa_speed(enum fc_rpsc_op_speed speed)47{48 switch (speed) {49 50 case RPSC_OP_SPEED_1G:51 return BFA_PORT_SPEED_1GBPS;52 53 case RPSC_OP_SPEED_2G:54 return BFA_PORT_SPEED_2GBPS;55 56 case RPSC_OP_SPEED_4G:57 return BFA_PORT_SPEED_4GBPS;58 59 case RPSC_OP_SPEED_8G:60 return BFA_PORT_SPEED_8GBPS;61 62 case RPSC_OP_SPEED_16G:63 return BFA_PORT_SPEED_16GBPS;64 65 case RPSC_OP_SPEED_10G:66 return BFA_PORT_SPEED_10GBPS;67 68 default:69 return BFA_PORT_SPEED_UNKNOWN;70 }71}72 73/*74 * Convert RPSC speed to bfa speed value.75 */76static inline enum fc_rpsc_op_speed77fc_bfa_speed_to_rpsc_operspeed(enum bfa_port_speed op_speed)78{79 switch (op_speed) {80 81 case BFA_PORT_SPEED_1GBPS:82 return RPSC_OP_SPEED_1G;83 84 case BFA_PORT_SPEED_2GBPS:85 return RPSC_OP_SPEED_2G;86 87 case BFA_PORT_SPEED_4GBPS:88 return RPSC_OP_SPEED_4G;89 90 case BFA_PORT_SPEED_8GBPS:91 return RPSC_OP_SPEED_8G;92 93 case BFA_PORT_SPEED_16GBPS:94 return RPSC_OP_SPEED_16G;95 96 case BFA_PORT_SPEED_10GBPS:97 return RPSC_OP_SPEED_10G;98 99 default:100 return RPSC_OP_SPEED_NOT_EST;101 }102}103 104enum fc_parse_status {105 FC_PARSE_OK = 0,106 FC_PARSE_FAILURE = 1,107 FC_PARSE_BUSY = 2,108 FC_PARSE_LEN_INVAL,109 FC_PARSE_ACC_INVAL,110 FC_PARSE_PWWN_NOT_EQUAL,111 FC_PARSE_NWWN_NOT_EQUAL,112 FC_PARSE_RXSZ_INVAL,113 FC_PARSE_NOT_FCP,114 FC_PARSE_OPAFLAG_INVAL,115 FC_PARSE_RPAFLAG_INVAL,116 FC_PARSE_OPA_INVAL,117 FC_PARSE_RPA_INVAL,118 119};120 121struct fc_templates_s {122 struct fchs_s fc_els_req;123 struct fchs_s fc_bls_req;124 struct fc_logi_s plogi;125 struct fc_rrq_s rrq;126};127 128void fcbuild_init(void);129 130u16 fc_flogi_build(struct fchs_s *fchs, struct fc_logi_s *flogi,131 u32 s_id, u16 ox_id, wwn_t port_name, wwn_t node_name,132 u16 pdu_size, u8 set_npiv, u8 set_auth,133 u16 local_bb_credits);134 135u16 fc_fdisc_build(struct fchs_s *buf, struct fc_logi_s *flogi, u32 s_id,136 u16 ox_id, wwn_t port_name, wwn_t node_name,137 u16 pdu_size);138 139u16 fc_flogi_acc_build(struct fchs_s *fchs, struct fc_logi_s *flogi,140 u32 s_id, __be16 ox_id,141 wwn_t port_name, wwn_t node_name,142 u16 pdu_size,143 u16 local_bb_credits, u8 bb_scn);144 145u16 fc_plogi_build(struct fchs_s *fchs, void *pld, u32 d_id,146 u32 s_id, u16 ox_id, wwn_t port_name,147 wwn_t node_name, u16 pdu_size, u16 bb_cr);148 149enum fc_parse_status fc_plogi_parse(struct fchs_s *fchs);150 151u16 fc_abts_build(struct fchs_s *buf, u32 d_id, u32 s_id,152 u16 ox_id);153 154enum fc_parse_status fc_abts_rsp_parse(struct fchs_s *buf, int len);155 156u16 fc_rrq_build(struct fchs_s *buf, struct fc_rrq_s *rrq, u32 d_id,157 u32 s_id, u16 ox_id, u16 rrq_oxid);158 159u16 fc_rspnid_build(struct fchs_s *fchs, void *pld, u32 s_id,160 u16 ox_id, u8 *name);161u16 fc_rsnn_nn_build(struct fchs_s *fchs, void *pld, u32 s_id,162 wwn_t node_name, u8 *name);163 164u16 fc_rftid_build(struct fchs_s *fchs, void *pld, u32 s_id,165 u16 ox_id, enum bfa_lport_role role);166 167u16 fc_rftid_build_sol(struct fchs_s *fchs, void *pyld, u32 s_id,168 u16 ox_id, u8 *fc4_bitmap,169 u32 bitmap_size);170 171u16 fc_rffid_build(struct fchs_s *fchs, void *pyld, u32 s_id,172 u16 ox_id, u8 fc4_type, u8 fc4_ftrs);173 174u16 fc_gidpn_build(struct fchs_s *fchs, void *pyld, u32 s_id,175 u16 ox_id, wwn_t port_name);176 177u16 fc_gpnid_build(struct fchs_s *fchs, void *pld, u32 s_id,178 u16 ox_id, u32 port_id);179 180u16 fc_gs_rjt_build(struct fchs_s *fchs, struct ct_hdr_s *cthdr,181 u32 d_id, u32 s_id, u16 ox_id,182 u8 reason_code, u8 reason_code_expl);183 184u16 fc_scr_build(struct fchs_s *fchs, struct fc_scr_s *scr,185 u8 set_br_reg, u32 s_id, u16 ox_id);186 187u16 fc_plogi_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,188 u32 s_id, u16 ox_id,189 wwn_t port_name, wwn_t node_name,190 u16 pdu_size, u16 bb_cr);191 192u16 fc_adisc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc,193 u32 d_id, u32 s_id, __be16 ox_id, wwn_t port_name,194 wwn_t node_name);195 196enum fc_parse_status fc_adisc_parse(struct fchs_s *fchs, void *pld,197 u32 host_dap, wwn_t node_name, wwn_t port_name);198 199enum fc_parse_status fc_adisc_rsp_parse(struct fc_adisc_s *adisc, int len,200 wwn_t port_name, wwn_t node_name);201 202u16 fc_adisc_acc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc,203 u32 d_id, u32 s_id, __be16 ox_id,204 wwn_t port_name, wwn_t node_name);205u16 fc_ls_rjt_build(struct fchs_s *fchs, struct fc_ls_rjt_s *ls_rjt,206 u32 d_id, u32 s_id, __be16 ox_id,207 u8 reason_code, u8 reason_code_expl);208u16 fc_ls_acc_build(struct fchs_s *fchs, struct fc_els_cmd_s *els_cmd,209 u32 d_id, u32 s_id, __be16 ox_id);210u16 fc_prli_build(struct fchs_s *fchs, void *pld, u32 d_id,211 u32 s_id, u16 ox_id);212 213enum fc_parse_status fc_prli_rsp_parse(struct fc_prli_s *prli, int len);214 215u16 fc_prli_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,216 u32 s_id, __be16 ox_id,217 enum bfa_lport_role role);218 219u16 fc_rnid_build(struct fchs_s *fchs, struct fc_rnid_cmd_s *rnid,220 u32 d_id, u32 s_id, u16 ox_id,221 u32 data_format);222 223u16 fc_rnid_acc_build(struct fchs_s *fchs,224 struct fc_rnid_acc_s *rnid_acc, u32 d_id, u32 s_id,225 __be16 ox_id, u32 data_format,226 struct fc_rnid_common_id_data_s *common_id_data,227 struct fc_rnid_general_topology_data_s *gen_topo_data);228 229u16 fc_rpsc2_build(struct fchs_s *fchs, struct fc_rpsc2_cmd_s *rps2c,230 u32 d_id, u32 s_id, u32 *pid_list, u16 npids);231u16 fc_rpsc_build(struct fchs_s *fchs, struct fc_rpsc_cmd_s *rpsc,232 u32 d_id, u32 s_id, u16 ox_id);233u16 fc_rpsc_acc_build(struct fchs_s *fchs,234 struct fc_rpsc_acc_s *rpsc_acc, u32 d_id, u32 s_id,235 __be16 ox_id, struct fc_rpsc_speed_info_s *oper_speed);236u16 fc_gid_ft_build(struct fchs_s *fchs, void *pld, u32 s_id,237 u8 fc4_type);238 239u16 fc_rpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id,240 u32 port_id, wwn_t port_name);241 242u16 fc_rnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id,243 u32 port_id, wwn_t node_name);244 245u16 fc_rcsid_build(struct fchs_s *fchs, void *pyld, u32 s_id,246 u32 port_id, u32 cos);247 248u16 fc_rptid_build(struct fchs_s *fchs, void *pyld, u32 s_id,249 u32 port_id, u8 port_type);250 251u16 fc_ganxt_build(struct fchs_s *fchs, void *pyld, u32 s_id,252 u32 port_id);253 254u16 fc_logo_build(struct fchs_s *fchs, struct fc_logo_s *logo, u32 d_id,255 u32 s_id, u16 ox_id, wwn_t port_name);256 257u16 fc_logo_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,258 u32 s_id, __be16 ox_id);259 260u16 fc_fdmi_reqhdr_build(struct fchs_s *fchs, void *pyld, u32 s_id,261 u16 cmd_code);262u16 fc_gmal_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn);263u16 fc_gfn_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn);264 265void fc_get_fc4type_bitmask(u8 fc4_type, u8 *bit_mask);266 267void fc_els_req_build(struct fchs_s *fchs, u32 d_id, u32 s_id,268 __be16 ox_id);269 270enum fc_parse_status fc_plogi_rsp_parse(struct fchs_s *fchs, int len,271 wwn_t port_name);272 273enum fc_parse_status fc_prli_parse(struct fc_prli_s *prli);274 275enum fc_parse_status fc_pdisc_parse(struct fchs_s *fchs, wwn_t node_name,276 wwn_t port_name);277 278u16 fc_ba_acc_build(struct fchs_s *fchs, struct fc_ba_acc_s *ba_acc, u32 d_id,279 u32 s_id, __be16 ox_id, u16 rx_id);280 281int fc_logout_params_pages(struct fchs_s *fc_frame, u8 els_code);282 283u16 fc_tprlo_acc_build(struct fchs_s *fchs, struct fc_tprlo_acc_s *tprlo_acc,284 u32 d_id, u32 s_id, __be16 ox_id, int num_pages);285 286u16 fc_prlo_acc_build(struct fchs_s *fchs, struct fc_prlo_acc_s *prlo_acc,287 u32 d_id, u32 s_id, __be16 ox_id, int num_pages);288 289u16 fc_pdisc_build(struct fchs_s *fchs, u32 d_id, u32 s_id,290 u16 ox_id, wwn_t port_name, wwn_t node_name,291 u16 pdu_size);292 293u16 fc_pdisc_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name);294 295u16 fc_prlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id,296 u16 ox_id, int num_pages);297 298u16 fc_tprlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id,299 u16 ox_id, int num_pages, enum fc_tprlo_type tprlo_type,300 u32 tpr_id);301 302u16 fc_ba_rjt_build(struct fchs_s *fchs, u32 d_id, u32 s_id,303 __be16 ox_id, u32 reason_code, u32 reason_expl);304 305u16 fc_gnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,306 u32 port_id);307 308u16 fc_ct_rsp_parse(struct ct_hdr_s *cthdr);309 310u16 fc_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn, u32 s_id,311 u16 ox_id);312#endif313