Thomas Gleixner | 52fa7bf | 2019-05-29 07:18:06 -0700 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2 | /* |
Anil Gurumurthy | 889d0d4 | 2015-11-26 03:54:45 -0500 | [diff] [blame] | 3 | * Copyright (c) 2005-2014 Brocade Communications Systems, Inc. |
| 4 | * Copyright (c) 2014- QLogic Corporation. |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 5 | * All rights reserved |
Anil Gurumurthy | 889d0d4 | 2015-11-26 03:54:45 -0500 | [diff] [blame] | 6 | * www.qlogic.com |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 7 | * |
Anil Gurumurthy | 31e1d56 | 2015-11-26 03:54:46 -0500 | [diff] [blame] | 8 | * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter. |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 9 | */ |
| 10 | /* |
| 11 | * fcbuild.h - FC link service frame building and parsing routines |
| 12 | */ |
| 13 | |
| 14 | #ifndef __FCBUILD_H__ |
| 15 | #define __FCBUILD_H__ |
| 16 | |
Maggie Zhang | f16a175 | 2010-12-09 19:12:32 -0800 | [diff] [blame] | 17 | #include "bfad_drv.h" |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 18 | #include "bfa_fc.h" |
| 19 | #include "bfa_defs_fcs.h" |
| 20 | |
| 21 | /* |
| 22 | * Utility Macros/functions |
| 23 | */ |
| 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 return |
| 32 | * 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 | */ |
| 36 | static inline u32 |
| 37 | fc_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 | */ |
| 45 | static inline enum bfa_port_speed |
| 46 | fc_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 | |
Krishna Gudipati | 8b070b4 | 2011-06-13 15:52:40 -0700 | [diff] [blame] | 62 | case RPSC_OP_SPEED_16G: |
| 63 | return BFA_PORT_SPEED_16GBPS; |
| 64 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 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 | */ |
| 76 | static inline enum fc_rpsc_op_speed |
| 77 | fc_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 | |
Krishna Gudipati | 8b070b4 | 2011-06-13 15:52:40 -0700 | [diff] [blame] | 93 | case BFA_PORT_SPEED_16GBPS: |
| 94 | return RPSC_OP_SPEED_16G; |
| 95 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 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 | |
| 104 | enum 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 | |
| 121 | struct 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 | |
| 128 | void fcbuild_init(void); |
| 129 | |
| 130 | u16 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 | |
| 135 | u16 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 | |
| 139 | u16 fc_flogi_acc_build(struct fchs_s *fchs, struct fc_logi_s *flogi, |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 140 | u32 s_id, __be16 ox_id, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 141 | wwn_t port_name, wwn_t node_name, |
| 142 | u16 pdu_size, |
Krishna Gudipati | be540a9 | 2011-06-13 15:53:04 -0700 | [diff] [blame] | 143 | u16 local_bb_credits, u8 bb_scn); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 144 | |
| 145 | u16 fc_plogi_build(struct fchs_s *fchs, void *pld, u32 d_id, |
| 146 | u32 s_id, u16 ox_id, wwn_t port_name, |
Krishna Gudipati | be540a9 | 2011-06-13 15:53:04 -0700 | [diff] [blame] | 147 | wwn_t node_name, u16 pdu_size, u16 bb_cr); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 148 | |
| 149 | enum fc_parse_status fc_plogi_parse(struct fchs_s *fchs); |
| 150 | |
| 151 | u16 fc_abts_build(struct fchs_s *buf, u32 d_id, u32 s_id, |
| 152 | u16 ox_id); |
| 153 | |
| 154 | enum fc_parse_status fc_abts_rsp_parse(struct fchs_s *buf, int len); |
| 155 | |
| 156 | u16 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); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 158 | |
| 159 | u16 fc_rspnid_build(struct fchs_s *fchs, void *pld, u32 s_id, |
| 160 | u16 ox_id, u8 *name); |
Krishna Gudipati | ce7242b | 2012-08-22 19:52:43 -0700 | [diff] [blame] | 161 | u16 fc_rsnn_nn_build(struct fchs_s *fchs, void *pld, u32 s_id, |
| 162 | wwn_t node_name, u8 *name); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 163 | |
| 164 | u16 fc_rftid_build(struct fchs_s *fchs, void *pld, u32 s_id, |
| 165 | u16 ox_id, enum bfa_lport_role role); |
| 166 | |
| 167 | u16 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 | |
| 171 | u16 fc_rffid_build(struct fchs_s *fchs, void *pyld, u32 s_id, |
| 172 | u16 ox_id, u8 fc4_type, u8 fc4_ftrs); |
| 173 | |
| 174 | u16 fc_gidpn_build(struct fchs_s *fchs, void *pyld, u32 s_id, |
| 175 | u16 ox_id, wwn_t port_name); |
| 176 | |
| 177 | u16 fc_gpnid_build(struct fchs_s *fchs, void *pld, u32 s_id, |
| 178 | u16 ox_id, u32 port_id); |
| 179 | |
Krishna Gudipati | d7be54c | 2011-06-24 20:24:52 -0700 | [diff] [blame] | 180 | u16 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 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 184 | u16 fc_scr_build(struct fchs_s *fchs, struct fc_scr_s *scr, |
| 185 | u8 set_br_reg, u32 s_id, u16 ox_id); |
| 186 | |
| 187 | u16 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, |
Krishna Gudipati | be540a9 | 2011-06-13 15:53:04 -0700 | [diff] [blame] | 190 | u16 pdu_size, u16 bb_cr); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 191 | |
| 192 | u16 fc_adisc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 193 | u32 d_id, u32 s_id, __be16 ox_id, wwn_t port_name, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 194 | wwn_t node_name); |
| 195 | |
| 196 | enum 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 | |
| 199 | enum fc_parse_status fc_adisc_rsp_parse(struct fc_adisc_s *adisc, int len, |
| 200 | wwn_t port_name, wwn_t node_name); |
| 201 | |
| 202 | u16 fc_adisc_acc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 203 | u32 d_id, u32 s_id, __be16 ox_id, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 204 | wwn_t port_name, wwn_t node_name); |
| 205 | u16 fc_ls_rjt_build(struct fchs_s *fchs, struct fc_ls_rjt_s *ls_rjt, |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 206 | u32 d_id, u32 s_id, __be16 ox_id, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 207 | u8 reason_code, u8 reason_code_expl); |
| 208 | u16 fc_ls_acc_build(struct fchs_s *fchs, struct fc_els_cmd_s *els_cmd, |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 209 | u32 d_id, u32 s_id, __be16 ox_id); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 210 | u16 fc_prli_build(struct fchs_s *fchs, void *pld, u32 d_id, |
| 211 | u32 s_id, u16 ox_id); |
| 212 | |
| 213 | enum fc_parse_status fc_prli_rsp_parse(struct fc_prli_s *prli, int len); |
| 214 | |
| 215 | u16 fc_prli_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 216 | u32 s_id, __be16 ox_id, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 217 | enum bfa_lport_role role); |
| 218 | |
| 219 | u16 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 | |
| 223 | u16 fc_rnid_acc_build(struct fchs_s *fchs, |
| 224 | struct fc_rnid_acc_s *rnid_acc, u32 d_id, u32 s_id, |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 225 | __be16 ox_id, u32 data_format, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 226 | struct fc_rnid_common_id_data_s *common_id_data, |
| 227 | struct fc_rnid_general_topology_data_s *gen_topo_data); |
| 228 | |
| 229 | u16 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); |
| 231 | u16 fc_rpsc_build(struct fchs_s *fchs, struct fc_rpsc_cmd_s *rpsc, |
| 232 | u32 d_id, u32 s_id, u16 ox_id); |
| 233 | u16 fc_rpsc_acc_build(struct fchs_s *fchs, |
| 234 | struct fc_rpsc_acc_s *rpsc_acc, u32 d_id, u32 s_id, |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 235 | __be16 ox_id, struct fc_rpsc_speed_info_s *oper_speed); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 236 | u16 fc_gid_ft_build(struct fchs_s *fchs, void *pld, u32 s_id, |
| 237 | u8 fc4_type); |
| 238 | |
| 239 | u16 fc_rpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, |
| 240 | u32 port_id, wwn_t port_name); |
| 241 | |
| 242 | u16 fc_rnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, |
| 243 | u32 port_id, wwn_t node_name); |
| 244 | |
| 245 | u16 fc_rcsid_build(struct fchs_s *fchs, void *pyld, u32 s_id, |
| 246 | u32 port_id, u32 cos); |
| 247 | |
| 248 | u16 fc_rptid_build(struct fchs_s *fchs, void *pyld, u32 s_id, |
| 249 | u32 port_id, u8 port_type); |
| 250 | |
| 251 | u16 fc_ganxt_build(struct fchs_s *fchs, void *pyld, u32 s_id, |
| 252 | u32 port_id); |
| 253 | |
| 254 | u16 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 | |
| 257 | u16 fc_logo_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 258 | u32 s_id, __be16 ox_id); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 259 | |
| 260 | u16 fc_fdmi_reqhdr_build(struct fchs_s *fchs, void *pyld, u32 s_id, |
| 261 | u16 cmd_code); |
| 262 | u16 fc_gmal_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn); |
| 263 | u16 fc_gfn_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn); |
| 264 | |
| 265 | void fc_get_fc4type_bitmask(u8 fc4_type, u8 *bit_mask); |
| 266 | |
| 267 | void fc_els_req_build(struct fchs_s *fchs, u32 d_id, u32 s_id, |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 268 | __be16 ox_id); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 269 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 270 | enum fc_parse_status fc_plogi_rsp_parse(struct fchs_s *fchs, int len, |
| 271 | wwn_t port_name); |
| 272 | |
| 273 | enum fc_parse_status fc_prli_parse(struct fc_prli_s *prli); |
| 274 | |
| 275 | enum fc_parse_status fc_pdisc_parse(struct fchs_s *fchs, wwn_t node_name, |
| 276 | wwn_t port_name); |
| 277 | |
| 278 | u16 fc_ba_acc_build(struct fchs_s *fchs, struct fc_ba_acc_s *ba_acc, u32 d_id, |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 279 | u32 s_id, __be16 ox_id, u16 rx_id); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 280 | |
| 281 | int fc_logout_params_pages(struct fchs_s *fc_frame, u8 els_code); |
| 282 | |
| 283 | u16 fc_tprlo_acc_build(struct fchs_s *fchs, struct fc_tprlo_acc_s *tprlo_acc, |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 284 | u32 d_id, u32 s_id, __be16 ox_id, int num_pages); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 285 | |
| 286 | u16 fc_prlo_acc_build(struct fchs_s *fchs, struct fc_prlo_acc_s *prlo_acc, |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 287 | u32 d_id, u32 s_id, __be16 ox_id, int num_pages); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 288 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 289 | u16 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 | |
| 293 | u16 fc_pdisc_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name); |
| 294 | |
| 295 | u16 fc_prlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id, |
| 296 | u16 ox_id, int num_pages); |
| 297 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 298 | u16 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 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 302 | u16 fc_ba_rjt_build(struct fchs_s *fchs, u32 d_id, u32 s_id, |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 303 | __be16 ox_id, u32 reason_code, u32 reason_expl); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 304 | |
| 305 | u16 fc_gnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, |
| 306 | u32 port_id); |
| 307 | |
| 308 | u16 fc_ct_rsp_parse(struct ct_hdr_s *cthdr); |
| 309 | |
| 310 | u16 fc_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn, u32 s_id, |
| 311 | u16 ox_id); |
| 312 | #endif |