Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. |
| 3 | * All rights reserved |
| 4 | * www.brocade.com |
| 5 | * |
| 6 | * Linux driver for Brocade Fibre Channel Host Bus Adapter. |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify it |
| 9 | * under the terms of the GNU General Public License (GPL) Version 2 as |
| 10 | * published by the Free Software Foundation |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, but |
| 13 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | * General Public License for more details. |
| 16 | */ |
| 17 | |
| 18 | #ifndef __BFA_SVC_H__ |
| 19 | #define __BFA_SVC_H__ |
| 20 | |
| 21 | #include "bfa_cs.h" |
| 22 | #include "bfi_ms.h" |
| 23 | |
| 24 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 25 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 26 | * Scatter-gather DMA related defines |
| 27 | */ |
| 28 | #define BFA_SGPG_MIN (16) |
| 29 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 30 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 31 | * Alignment macro for SG page allocation |
| 32 | */ |
| 33 | #define BFA_SGPG_ROUNDUP(_l) (((_l) + (sizeof(struct bfi_sgpg_s) - 1)) \ |
| 34 | & ~(sizeof(struct bfi_sgpg_s) - 1)) |
| 35 | |
| 36 | struct bfa_sgpg_wqe_s { |
| 37 | struct list_head qe; /* queue sg page element */ |
| 38 | int nsgpg; /* pages to be allocated */ |
| 39 | int nsgpg_total; /* total pages required */ |
| 40 | void (*cbfn) (void *cbarg); /* callback function */ |
| 41 | void *cbarg; /* callback arg */ |
| 42 | struct list_head sgpg_q; /* queue of alloced sgpgs */ |
| 43 | }; |
| 44 | |
| 45 | struct bfa_sgpg_s { |
| 46 | struct list_head qe; /* queue sg page element */ |
| 47 | struct bfi_sgpg_s *sgpg; /* va of SG page */ |
| 48 | union bfi_addr_u sgpg_pa; /* pa of SG page */ |
| 49 | }; |
| 50 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 51 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 52 | * Given number of SG elements, BFA_SGPG_NPAGE() returns the number of |
| 53 | * SG pages required. |
| 54 | */ |
| 55 | #define BFA_SGPG_NPAGE(_nsges) (((_nsges) / BFI_SGPG_DATA_SGES) + 1) |
| 56 | |
| 57 | struct bfa_sgpg_mod_s { |
| 58 | struct bfa_s *bfa; |
| 59 | int num_sgpgs; /* number of SG pages */ |
| 60 | int free_sgpgs; /* number of free SG pages */ |
| 61 | struct bfa_sgpg_s *hsgpg_arr; /* BFA SG page array */ |
| 62 | struct bfi_sgpg_s *sgpg_arr; /* actual SG page array */ |
| 63 | u64 sgpg_arr_pa; /* SG page array DMA addr */ |
| 64 | struct list_head sgpg_q; /* queue of free SG pages */ |
| 65 | struct list_head sgpg_wait_q; /* wait queue for SG pages */ |
| 66 | }; |
| 67 | #define BFA_SGPG_MOD(__bfa) (&(__bfa)->modules.sgpg_mod) |
| 68 | |
| 69 | bfa_status_t bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q, |
| 70 | int nsgpgs); |
| 71 | void bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpgs); |
| 72 | void bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe, |
| 73 | void (*cbfn) (void *cbarg), void *cbarg); |
| 74 | void bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, int nsgpgs); |
| 75 | void bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe); |
| 76 | |
| 77 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 78 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 79 | * FCXP related defines |
| 80 | */ |
| 81 | #define BFA_FCXP_MIN (1) |
| 82 | #define BFA_FCXP_MAX_IBUF_SZ (2 * 1024 + 256) |
| 83 | #define BFA_FCXP_MAX_LBUF_SZ (4 * 1024 + 256) |
| 84 | |
| 85 | struct bfa_fcxp_mod_s { |
| 86 | struct bfa_s *bfa; /* backpointer to BFA */ |
| 87 | struct bfa_fcxp_s *fcxp_list; /* array of FCXPs */ |
| 88 | u16 num_fcxps; /* max num FCXP requests */ |
| 89 | struct list_head fcxp_free_q; /* free FCXPs */ |
| 90 | struct list_head fcxp_active_q; /* active FCXPs */ |
| 91 | void *req_pld_list_kva; /* list of FCXP req pld */ |
| 92 | u64 req_pld_list_pa; /* list of FCXP req pld */ |
| 93 | void *rsp_pld_list_kva; /* list of FCXP resp pld */ |
| 94 | u64 rsp_pld_list_pa; /* list of FCXP resp pld */ |
| 95 | struct list_head wait_q; /* wait queue for free fcxp */ |
| 96 | u32 req_pld_sz; |
| 97 | u32 rsp_pld_sz; |
| 98 | }; |
| 99 | |
| 100 | #define BFA_FCXP_MOD(__bfa) (&(__bfa)->modules.fcxp_mod) |
| 101 | #define BFA_FCXP_FROM_TAG(__mod, __tag) (&(__mod)->fcxp_list[__tag]) |
| 102 | |
| 103 | typedef void (*fcxp_send_cb_t) (struct bfa_s *ioc, struct bfa_fcxp_s *fcxp, |
| 104 | void *cb_arg, bfa_status_t req_status, |
| 105 | u32 rsp_len, u32 resid_len, |
| 106 | struct fchs_s *rsp_fchs); |
| 107 | |
| 108 | typedef u64 (*bfa_fcxp_get_sgaddr_t) (void *bfad_fcxp, int sgeid); |
| 109 | typedef u32 (*bfa_fcxp_get_sglen_t) (void *bfad_fcxp, int sgeid); |
| 110 | typedef void (*bfa_cb_fcxp_send_t) (void *bfad_fcxp, struct bfa_fcxp_s *fcxp, |
| 111 | void *cbarg, enum bfa_status req_status, |
| 112 | u32 rsp_len, u32 resid_len, |
| 113 | struct fchs_s *rsp_fchs); |
| 114 | typedef void (*bfa_fcxp_alloc_cbfn_t) (void *cbarg, struct bfa_fcxp_s *fcxp); |
| 115 | |
| 116 | |
| 117 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 118 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 119 | * Information needed for a FCXP request |
| 120 | */ |
| 121 | struct bfa_fcxp_req_info_s { |
| 122 | struct bfa_rport_s *bfa_rport; |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 123 | /* Pointer to the bfa rport that was |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 124 | * returned from bfa_rport_create(). |
| 125 | * This could be left NULL for WKA or |
| 126 | * for FCXP interactions before the |
| 127 | * rport nexus is established |
| 128 | */ |
| 129 | struct fchs_s fchs; /* request FC header structure */ |
Lucas De Marchi | 25985ed | 2011-03-30 22:57:33 -0300 | [diff] [blame] | 130 | u8 cts; /* continuous sequence */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 131 | u8 class; /* FC class for the request/response */ |
| 132 | u16 max_frmsz; /* max send frame size */ |
| 133 | u16 vf_id; /* vsan tag if applicable */ |
| 134 | u8 lp_tag; /* lport tag */ |
| 135 | u32 req_tot_len; /* request payload total length */ |
| 136 | }; |
| 137 | |
| 138 | struct bfa_fcxp_rsp_info_s { |
| 139 | struct fchs_s rsp_fchs; |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 140 | /* Response frame's FC header will |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 141 | * be sent back in this field */ |
| 142 | u8 rsp_timeout; |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 143 | /* timeout in seconds, 0-no response */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 144 | u8 rsvd2[3]; |
| 145 | u32 rsp_maxlen; /* max response length expected */ |
| 146 | }; |
| 147 | |
| 148 | struct bfa_fcxp_s { |
| 149 | struct list_head qe; /* fcxp queue element */ |
| 150 | bfa_sm_t sm; /* state machine */ |
| 151 | void *caller; /* driver or fcs */ |
| 152 | struct bfa_fcxp_mod_s *fcxp_mod; |
| 153 | /* back pointer to fcxp mod */ |
| 154 | u16 fcxp_tag; /* internal tag */ |
| 155 | struct bfa_fcxp_req_info_s req_info; |
| 156 | /* request info */ |
| 157 | struct bfa_fcxp_rsp_info_s rsp_info; |
| 158 | /* response info */ |
| 159 | u8 use_ireqbuf; /* use internal req buf */ |
| 160 | u8 use_irspbuf; /* use internal rsp buf */ |
| 161 | u32 nreq_sgles; /* num request SGLEs */ |
| 162 | u32 nrsp_sgles; /* num response SGLEs */ |
| 163 | struct list_head req_sgpg_q; /* SG pages for request buf */ |
| 164 | struct list_head req_sgpg_wqe; /* wait queue for req SG page */ |
| 165 | struct list_head rsp_sgpg_q; /* SG pages for response buf */ |
| 166 | struct list_head rsp_sgpg_wqe; /* wait queue for rsp SG page */ |
| 167 | |
| 168 | bfa_fcxp_get_sgaddr_t req_sga_cbfn; |
| 169 | /* SG elem addr user function */ |
| 170 | bfa_fcxp_get_sglen_t req_sglen_cbfn; |
| 171 | /* SG elem len user function */ |
| 172 | bfa_fcxp_get_sgaddr_t rsp_sga_cbfn; |
| 173 | /* SG elem addr user function */ |
| 174 | bfa_fcxp_get_sglen_t rsp_sglen_cbfn; |
| 175 | /* SG elem len user function */ |
| 176 | bfa_cb_fcxp_send_t send_cbfn; /* send completion callback */ |
| 177 | void *send_cbarg; /* callback arg */ |
| 178 | struct bfa_sge_s req_sge[BFA_FCXP_MAX_SGES]; |
| 179 | /* req SG elems */ |
| 180 | struct bfa_sge_s rsp_sge[BFA_FCXP_MAX_SGES]; |
| 181 | /* rsp SG elems */ |
| 182 | u8 rsp_status; /* comp: rsp status */ |
| 183 | u32 rsp_len; /* comp: actual response len */ |
| 184 | u32 residue_len; /* comp: residual rsp length */ |
| 185 | struct fchs_s rsp_fchs; /* comp: response fchs */ |
| 186 | struct bfa_cb_qe_s hcb_qe; /* comp: callback qelem */ |
| 187 | struct bfa_reqq_wait_s reqq_wqe; |
| 188 | bfa_boolean_t reqq_waiting; |
| 189 | }; |
| 190 | |
| 191 | struct bfa_fcxp_wqe_s { |
| 192 | struct list_head qe; |
| 193 | bfa_fcxp_alloc_cbfn_t alloc_cbfn; |
| 194 | void *alloc_cbarg; |
| 195 | void *caller; |
| 196 | struct bfa_s *bfa; |
| 197 | int nreq_sgles; |
| 198 | int nrsp_sgles; |
| 199 | bfa_fcxp_get_sgaddr_t req_sga_cbfn; |
| 200 | bfa_fcxp_get_sglen_t req_sglen_cbfn; |
| 201 | bfa_fcxp_get_sgaddr_t rsp_sga_cbfn; |
| 202 | bfa_fcxp_get_sglen_t rsp_sglen_cbfn; |
| 203 | }; |
| 204 | |
| 205 | #define BFA_FCXP_REQ_PLD(_fcxp) (bfa_fcxp_get_reqbuf(_fcxp)) |
| 206 | #define BFA_FCXP_RSP_FCHS(_fcxp) (&((_fcxp)->rsp_info.fchs)) |
| 207 | #define BFA_FCXP_RSP_PLD(_fcxp) (bfa_fcxp_get_rspbuf(_fcxp)) |
| 208 | |
| 209 | #define BFA_FCXP_REQ_PLD_PA(_fcxp) \ |
| 210 | ((_fcxp)->fcxp_mod->req_pld_list_pa + \ |
| 211 | ((_fcxp)->fcxp_mod->req_pld_sz * (_fcxp)->fcxp_tag)) |
| 212 | |
| 213 | #define BFA_FCXP_RSP_PLD_PA(_fcxp) \ |
| 214 | ((_fcxp)->fcxp_mod->rsp_pld_list_pa + \ |
| 215 | ((_fcxp)->fcxp_mod->rsp_pld_sz * (_fcxp)->fcxp_tag)) |
| 216 | |
| 217 | void bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); |
| 218 | |
| 219 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 220 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 221 | * RPORT related defines |
| 222 | */ |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 223 | enum bfa_rport_event { |
| 224 | BFA_RPORT_SM_CREATE = 1, /* rport create event */ |
| 225 | BFA_RPORT_SM_DELETE = 2, /* deleting an existing rport */ |
| 226 | BFA_RPORT_SM_ONLINE = 3, /* rport is online */ |
| 227 | BFA_RPORT_SM_OFFLINE = 4, /* rport is offline */ |
| 228 | BFA_RPORT_SM_FWRSP = 5, /* firmware response */ |
| 229 | BFA_RPORT_SM_HWFAIL = 6, /* IOC h/w failure */ |
| 230 | BFA_RPORT_SM_QOS_SCN = 7, /* QoS SCN from firmware */ |
| 231 | BFA_RPORT_SM_SET_SPEED = 8, /* Set Rport Speed */ |
| 232 | BFA_RPORT_SM_QRESUME = 9, /* space in requeue queue */ |
| 233 | }; |
| 234 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 235 | #define BFA_RPORT_MIN 4 |
| 236 | |
| 237 | struct bfa_rport_mod_s { |
| 238 | struct bfa_rport_s *rps_list; /* list of rports */ |
| 239 | struct list_head rp_free_q; /* free bfa_rports */ |
| 240 | struct list_head rp_active_q; /* free bfa_rports */ |
| 241 | u16 num_rports; /* number of rports */ |
| 242 | }; |
| 243 | |
| 244 | #define BFA_RPORT_MOD(__bfa) (&(__bfa)->modules.rport_mod) |
| 245 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 246 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 247 | * Convert rport tag to RPORT |
| 248 | */ |
| 249 | #define BFA_RPORT_FROM_TAG(__bfa, _tag) \ |
| 250 | (BFA_RPORT_MOD(__bfa)->rps_list + \ |
| 251 | ((_tag) & (BFA_RPORT_MOD(__bfa)->num_rports - 1))) |
| 252 | |
| 253 | /* |
| 254 | * protected functions |
| 255 | */ |
| 256 | void bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); |
| 257 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 258 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 259 | * BFA rport information. |
| 260 | */ |
| 261 | struct bfa_rport_info_s { |
| 262 | u16 max_frmsz; /* max rcv pdu size */ |
| 263 | u32 pid:24, /* remote port ID */ |
| 264 | lp_tag:8; /* tag */ |
| 265 | u32 local_pid:24, /* local port ID */ |
| 266 | cisc:8; /* CIRO supported */ |
| 267 | u8 fc_class; /* supported FC classes. enum fc_cos */ |
| 268 | u8 vf_en; /* virtual fabric enable */ |
| 269 | u16 vf_id; /* virtual fabric ID */ |
| 270 | enum bfa_port_speed speed; /* Rport's current speed */ |
| 271 | }; |
| 272 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 273 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 274 | * BFA rport data structure |
| 275 | */ |
| 276 | struct bfa_rport_s { |
| 277 | struct list_head qe; /* queue element */ |
| 278 | bfa_sm_t sm; /* state machine */ |
| 279 | struct bfa_s *bfa; /* backpointer to BFA */ |
| 280 | void *rport_drv; /* fcs/driver rport object */ |
| 281 | u16 fw_handle; /* firmware rport handle */ |
| 282 | u16 rport_tag; /* BFA rport tag */ |
| 283 | struct bfa_rport_info_s rport_info; /* rport info from fcs/driver */ |
| 284 | struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */ |
| 285 | struct bfa_cb_qe_s hcb_qe; /* BFA callback qelem */ |
| 286 | struct bfa_rport_hal_stats_s stats; /* BFA rport statistics */ |
| 287 | struct bfa_rport_qos_attr_s qos_attr; |
| 288 | union a { |
| 289 | bfa_status_t status; /* f/w status */ |
| 290 | void *fw_msg; /* QoS scn event */ |
| 291 | } event_arg; |
| 292 | }; |
| 293 | #define BFA_RPORT_FC_COS(_rport) ((_rport)->rport_info.fc_class) |
| 294 | |
| 295 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 296 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 297 | * UF - unsolicited receive related defines |
| 298 | */ |
| 299 | |
| 300 | #define BFA_UF_MIN (4) |
| 301 | |
| 302 | |
| 303 | struct bfa_uf_s { |
| 304 | struct list_head qe; /* queue element */ |
| 305 | struct bfa_s *bfa; /* bfa instance */ |
| 306 | u16 uf_tag; /* identifying tag fw msgs */ |
| 307 | u16 vf_id; |
| 308 | u16 src_rport_handle; |
| 309 | u16 rsvd; |
| 310 | u8 *data_ptr; |
| 311 | u16 data_len; /* actual receive length */ |
| 312 | u16 pb_len; /* posted buffer length */ |
| 313 | void *buf_kva; /* buffer virtual address */ |
| 314 | u64 buf_pa; /* buffer physical address */ |
| 315 | struct bfa_cb_qe_s hcb_qe; /* comp: BFA comp qelem */ |
| 316 | struct bfa_sge_s sges[BFI_SGE_INLINE_MAX]; |
| 317 | }; |
| 318 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 319 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 320 | * Callback prototype for unsolicited frame receive handler. |
| 321 | * |
| 322 | * @param[in] cbarg callback arg for receive handler |
| 323 | * @param[in] uf unsolicited frame descriptor |
| 324 | * |
| 325 | * @return None |
| 326 | */ |
| 327 | typedef void (*bfa_cb_uf_recv_t) (void *cbarg, struct bfa_uf_s *uf); |
| 328 | |
| 329 | struct bfa_uf_mod_s { |
| 330 | struct bfa_s *bfa; /* back pointer to BFA */ |
| 331 | struct bfa_uf_s *uf_list; /* array of UFs */ |
| 332 | u16 num_ufs; /* num unsolicited rx frames */ |
| 333 | struct list_head uf_free_q; /* free UFs */ |
| 334 | struct list_head uf_posted_q; /* UFs posted to IOC */ |
| 335 | struct bfa_uf_buf_s *uf_pbs_kva; /* list UF bufs request pld */ |
| 336 | u64 uf_pbs_pa; /* phy addr for UF bufs */ |
| 337 | struct bfi_uf_buf_post_s *uf_buf_posts; |
| 338 | /* pre-built UF post msgs */ |
| 339 | bfa_cb_uf_recv_t ufrecv; /* uf recv handler function */ |
| 340 | void *cbarg; /* uf receive handler arg */ |
| 341 | }; |
| 342 | |
| 343 | #define BFA_UF_MOD(__bfa) (&(__bfa)->modules.uf_mod) |
| 344 | |
| 345 | #define ufm_pbs_pa(_ufmod, _uftag) \ |
| 346 | ((_ufmod)->uf_pbs_pa + sizeof(struct bfa_uf_buf_s) * (_uftag)) |
| 347 | |
| 348 | void bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); |
| 349 | |
| 350 | #define BFA_UF_BUFSZ (2 * 1024 + 256) |
| 351 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 352 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 353 | * @todo private |
| 354 | */ |
| 355 | struct bfa_uf_buf_s { |
| 356 | u8 d[BFA_UF_BUFSZ]; |
| 357 | }; |
| 358 | |
| 359 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 360 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 361 | * LPS - bfa lport login/logout service interface |
| 362 | */ |
| 363 | struct bfa_lps_s { |
| 364 | struct list_head qe; /* queue element */ |
| 365 | struct bfa_s *bfa; /* parent bfa instance */ |
| 366 | bfa_sm_t sm; /* finite state machine */ |
| 367 | u8 lp_tag; /* lport tag */ |
| 368 | u8 reqq; /* lport request queue */ |
| 369 | u8 alpa; /* ALPA for loop topologies */ |
| 370 | u32 lp_pid; /* lport port ID */ |
| 371 | bfa_boolean_t fdisc; /* snd FDISC instead of FLOGI */ |
| 372 | bfa_boolean_t auth_en; /* enable authentication */ |
| 373 | bfa_boolean_t auth_req; /* authentication required */ |
| 374 | bfa_boolean_t npiv_en; /* NPIV is allowed by peer */ |
| 375 | bfa_boolean_t fport; /* attached peer is F_PORT */ |
| 376 | bfa_boolean_t brcd_switch; /* attached peer is brcd sw */ |
| 377 | bfa_status_t status; /* login status */ |
| 378 | u16 pdusz; /* max receive PDU size */ |
| 379 | u16 pr_bbcred; /* BB_CREDIT from peer */ |
Krishna Gudipati | be540a9 | 2011-06-13 15:53:04 -0700 | [diff] [blame] | 380 | u8 pr_bbscn; /* BB_SCN from peer */ |
| 381 | u8 bb_scn; /* local BB_SCN */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 382 | u8 lsrjt_rsn; /* LSRJT reason */ |
| 383 | u8 lsrjt_expl; /* LSRJT explanation */ |
| 384 | wwn_t pwwn; /* port wwn of lport */ |
| 385 | wwn_t nwwn; /* node wwn of lport */ |
| 386 | wwn_t pr_pwwn; /* port wwn of lport peer */ |
| 387 | wwn_t pr_nwwn; /* node wwn of lport peer */ |
| 388 | mac_t lp_mac; /* fpma/spma MAC for lport */ |
| 389 | mac_t fcf_mac; /* FCF MAC of lport */ |
| 390 | struct bfa_reqq_wait_s wqe; /* request wait queue element */ |
| 391 | void *uarg; /* user callback arg */ |
| 392 | struct bfa_cb_qe_s hcb_qe; /* comp: callback qelem */ |
| 393 | struct bfi_lps_login_rsp_s *loginrsp; |
| 394 | bfa_eproto_status_t ext_status; |
| 395 | }; |
| 396 | |
| 397 | struct bfa_lps_mod_s { |
| 398 | struct list_head lps_free_q; |
| 399 | struct list_head lps_active_q; |
| 400 | struct bfa_lps_s *lps_arr; |
| 401 | int num_lps; |
| 402 | }; |
| 403 | |
| 404 | #define BFA_LPS_MOD(__bfa) (&(__bfa)->modules.lps_mod) |
| 405 | #define BFA_LPS_FROM_TAG(__mod, __tag) (&(__mod)->lps_arr[__tag]) |
| 406 | |
| 407 | /* |
| 408 | * external functions |
| 409 | */ |
| 410 | void bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); |
| 411 | |
| 412 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 413 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 414 | * FCPORT related defines |
| 415 | */ |
| 416 | |
| 417 | #define BFA_FCPORT(_bfa) (&((_bfa)->modules.port)) |
| 418 | typedef void (*bfa_cb_port_t) (void *cbarg, enum bfa_status status); |
| 419 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 420 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 421 | * Link notification data structure |
| 422 | */ |
| 423 | struct bfa_fcport_ln_s { |
| 424 | struct bfa_fcport_s *fcport; |
| 425 | bfa_sm_t sm; |
| 426 | struct bfa_cb_qe_s ln_qe; /* BFA callback queue elem for ln */ |
| 427 | enum bfa_port_linkstate ln_event; /* ln event for callback */ |
| 428 | }; |
| 429 | |
| 430 | struct bfa_fcport_trunk_s { |
| 431 | struct bfa_trunk_attr_s attr; |
| 432 | }; |
| 433 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 434 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 435 | * BFA FC port data structure |
| 436 | */ |
| 437 | struct bfa_fcport_s { |
| 438 | struct bfa_s *bfa; /* parent BFA instance */ |
| 439 | bfa_sm_t sm; /* port state machine */ |
| 440 | wwn_t nwwn; /* node wwn of physical port */ |
| 441 | wwn_t pwwn; /* port wwn of physical oprt */ |
| 442 | enum bfa_port_speed speed_sup; |
| 443 | /* supported speeds */ |
| 444 | enum bfa_port_speed speed; /* current speed */ |
| 445 | enum bfa_port_topology topology; /* current topology */ |
| 446 | u8 myalpa; /* my ALPA in LOOP topology */ |
| 447 | u8 rsvd[3]; |
| 448 | struct bfa_port_cfg_s cfg; /* current port configuration */ |
Krishna Gudipati | f3a060c | 2010-12-13 16:16:50 -0800 | [diff] [blame] | 449 | bfa_boolean_t use_flash_cfg; /* get port cfg from flash */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 450 | struct bfa_qos_attr_s qos_attr; /* QoS Attributes */ |
| 451 | struct bfa_qos_vc_attr_s qos_vc_attr; /* VC info from ELP */ |
| 452 | struct bfa_reqq_wait_s reqq_wait; |
| 453 | /* to wait for room in reqq */ |
| 454 | struct bfa_reqq_wait_s svcreq_wait; |
| 455 | /* to wait for room in reqq */ |
| 456 | struct bfa_reqq_wait_s stats_reqq_wait; |
| 457 | /* to wait for room in reqq (stats) */ |
| 458 | void *event_cbarg; |
| 459 | void (*event_cbfn) (void *cbarg, |
| 460 | enum bfa_port_linkstate event); |
| 461 | union { |
| 462 | union bfi_fcport_i2h_msg_u i2hmsg; |
| 463 | } event_arg; |
| 464 | void *bfad; /* BFA driver handle */ |
| 465 | struct bfa_fcport_ln_s ln; /* Link Notification */ |
| 466 | struct bfa_cb_qe_s hcb_qe; /* BFA callback queue elem */ |
| 467 | struct bfa_timer_s timer; /* timer */ |
| 468 | u32 msgtag; /* fimrware msg tag for reply */ |
| 469 | u8 *stats_kva; |
| 470 | u64 stats_pa; |
| 471 | union bfa_fcport_stats_u *stats; |
| 472 | union bfa_fcport_stats_u *stats_ret; /* driver stats location */ |
| 473 | bfa_status_t stats_status; /* stats/statsclr status */ |
| 474 | bfa_boolean_t stats_busy; /* outstanding stats/statsclr */ |
| 475 | bfa_boolean_t stats_qfull; |
| 476 | u32 stats_reset_time; /* stats reset time stamp */ |
| 477 | bfa_cb_port_t stats_cbfn; /* driver callback function */ |
| 478 | void *stats_cbarg; /* *!< user callback arg */ |
| 479 | bfa_boolean_t diag_busy; /* diag busy status */ |
| 480 | bfa_boolean_t beacon; /* port beacon status */ |
| 481 | bfa_boolean_t link_e2e_beacon; /* link beacon status */ |
Krishna Gudipati | be540a9 | 2011-06-13 15:53:04 -0700 | [diff] [blame] | 482 | bfa_boolean_t bbsc_op_state; /* Cred recov Oper State */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 483 | struct bfa_fcport_trunk_s trunk; |
| 484 | u16 fcoe_vlan; |
| 485 | }; |
| 486 | |
| 487 | #define BFA_FCPORT_MOD(__bfa) (&(__bfa)->modules.fcport) |
| 488 | |
| 489 | /* |
| 490 | * protected functions |
| 491 | */ |
| 492 | void bfa_fcport_init(struct bfa_s *bfa); |
| 493 | void bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); |
| 494 | |
| 495 | /* |
| 496 | * bfa fcport API functions |
| 497 | */ |
| 498 | bfa_status_t bfa_fcport_enable(struct bfa_s *bfa); |
| 499 | bfa_status_t bfa_fcport_disable(struct bfa_s *bfa); |
| 500 | bfa_status_t bfa_fcport_cfg_speed(struct bfa_s *bfa, |
| 501 | enum bfa_port_speed speed); |
| 502 | enum bfa_port_speed bfa_fcport_get_speed(struct bfa_s *bfa); |
| 503 | bfa_status_t bfa_fcport_cfg_topology(struct bfa_s *bfa, |
| 504 | enum bfa_port_topology topo); |
| 505 | enum bfa_port_topology bfa_fcport_get_topology(struct bfa_s *bfa); |
| 506 | bfa_status_t bfa_fcport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa); |
| 507 | bfa_boolean_t bfa_fcport_get_hardalpa(struct bfa_s *bfa, u8 *alpa); |
| 508 | u8 bfa_fcport_get_myalpa(struct bfa_s *bfa); |
| 509 | bfa_status_t bfa_fcport_clr_hardalpa(struct bfa_s *bfa); |
| 510 | bfa_status_t bfa_fcport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxsize); |
| 511 | u16 bfa_fcport_get_maxfrsize(struct bfa_s *bfa); |
| 512 | u8 bfa_fcport_get_rx_bbcredit(struct bfa_s *bfa); |
| 513 | void bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_port_attr_s *attr); |
| 514 | wwn_t bfa_fcport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node); |
| 515 | void bfa_fcport_event_register(struct bfa_s *bfa, |
| 516 | void (*event_cbfn) (void *cbarg, |
| 517 | enum bfa_port_linkstate event), void *event_cbarg); |
| 518 | bfa_boolean_t bfa_fcport_is_disabled(struct bfa_s *bfa); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 519 | enum bfa_port_speed bfa_fcport_get_ratelim_speed(struct bfa_s *bfa); |
| 520 | |
Krishna Gudipati | be540a9 | 2011-06-13 15:53:04 -0700 | [diff] [blame] | 521 | void bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit, u8 bb_scn); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 522 | bfa_boolean_t bfa_fcport_is_ratelim(struct bfa_s *bfa); |
| 523 | bfa_boolean_t bfa_fcport_is_linkup(struct bfa_s *bfa); |
| 524 | bfa_status_t bfa_fcport_get_stats(struct bfa_s *bfa, |
| 525 | union bfa_fcport_stats_u *stats, |
| 526 | bfa_cb_port_t cbfn, void *cbarg); |
| 527 | bfa_status_t bfa_fcport_clear_stats(struct bfa_s *bfa, bfa_cb_port_t cbfn, |
| 528 | void *cbarg); |
| 529 | bfa_boolean_t bfa_fcport_is_qos_enabled(struct bfa_s *bfa); |
Krishna Gudipati | be540a9 | 2011-06-13 15:53:04 -0700 | [diff] [blame] | 530 | bfa_boolean_t bfa_fcport_is_trunk_enabled(struct bfa_s *bfa); |
Krishna Gudipati | 43ffdf4 | 2011-06-13 15:46:21 -0700 | [diff] [blame] | 531 | bfa_status_t bfa_fcport_is_pbcdisabled(struct bfa_s *bfa); |
Krishna Gudipati | a714134 | 2011-06-24 20:23:19 -0700 | [diff] [blame^] | 532 | void bfa_fcport_cfg_faa(struct bfa_s *bfa, u8 state); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 533 | |
| 534 | /* |
| 535 | * bfa rport API functions |
| 536 | */ |
| 537 | struct bfa_rport_s *bfa_rport_create(struct bfa_s *bfa, void *rport_drv); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 538 | void bfa_rport_online(struct bfa_rport_s *rport, |
| 539 | struct bfa_rport_info_s *rport_info); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 540 | void bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_port_speed speed); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 541 | void bfa_cb_rport_online(void *rport); |
| 542 | void bfa_cb_rport_offline(void *rport); |
| 543 | void bfa_cb_rport_qos_scn_flowid(void *rport, |
| 544 | struct bfa_rport_qos_attr_s old_qos_attr, |
| 545 | struct bfa_rport_qos_attr_s new_qos_attr); |
| 546 | void bfa_cb_rport_qos_scn_prio(void *rport, |
| 547 | struct bfa_rport_qos_attr_s old_qos_attr, |
| 548 | struct bfa_rport_qos_attr_s new_qos_attr); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 549 | |
| 550 | /* |
| 551 | * bfa fcxp API functions |
| 552 | */ |
| 553 | struct bfa_fcxp_s *bfa_fcxp_alloc(void *bfad_fcxp, struct bfa_s *bfa, |
| 554 | int nreq_sgles, int nrsp_sgles, |
| 555 | bfa_fcxp_get_sgaddr_t get_req_sga, |
| 556 | bfa_fcxp_get_sglen_t get_req_sglen, |
| 557 | bfa_fcxp_get_sgaddr_t get_rsp_sga, |
| 558 | bfa_fcxp_get_sglen_t get_rsp_sglen); |
| 559 | void bfa_fcxp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe, |
| 560 | bfa_fcxp_alloc_cbfn_t alloc_cbfn, |
| 561 | void *cbarg, void *bfad_fcxp, |
| 562 | int nreq_sgles, int nrsp_sgles, |
| 563 | bfa_fcxp_get_sgaddr_t get_req_sga, |
| 564 | bfa_fcxp_get_sglen_t get_req_sglen, |
| 565 | bfa_fcxp_get_sgaddr_t get_rsp_sga, |
| 566 | bfa_fcxp_get_sglen_t get_rsp_sglen); |
| 567 | void bfa_fcxp_walloc_cancel(struct bfa_s *bfa, |
| 568 | struct bfa_fcxp_wqe_s *wqe); |
| 569 | void bfa_fcxp_discard(struct bfa_fcxp_s *fcxp); |
| 570 | |
| 571 | void *bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp); |
| 572 | void *bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp); |
| 573 | |
| 574 | void bfa_fcxp_free(struct bfa_fcxp_s *fcxp); |
| 575 | |
| 576 | void bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport, |
| 577 | u16 vf_id, u8 lp_tag, |
| 578 | bfa_boolean_t cts, enum fc_cos cos, |
| 579 | u32 reqlen, struct fchs_s *fchs, |
| 580 | bfa_cb_fcxp_send_t cbfn, |
| 581 | void *cbarg, |
| 582 | u32 rsp_maxlen, u8 rsp_timeout); |
| 583 | bfa_status_t bfa_fcxp_abort(struct bfa_fcxp_s *fcxp); |
| 584 | u32 bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp); |
| 585 | u32 bfa_fcxp_get_maxrsp(struct bfa_s *bfa); |
| 586 | |
| 587 | static inline void * |
| 588 | bfa_uf_get_frmbuf(struct bfa_uf_s *uf) |
| 589 | { |
| 590 | return uf->data_ptr; |
| 591 | } |
| 592 | |
| 593 | static inline u16 |
| 594 | bfa_uf_get_frmlen(struct bfa_uf_s *uf) |
| 595 | { |
| 596 | return uf->data_len; |
| 597 | } |
| 598 | |
| 599 | /* |
| 600 | * bfa uf API functions |
| 601 | */ |
| 602 | void bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv, |
| 603 | void *cbarg); |
| 604 | void bfa_uf_free(struct bfa_uf_s *uf); |
| 605 | |
Jing Huang | acdc79a | 2010-10-18 17:15:55 -0700 | [diff] [blame] | 606 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 607 | * bfa lport service api |
| 608 | */ |
| 609 | |
| 610 | u32 bfa_lps_get_max_vport(struct bfa_s *bfa); |
| 611 | struct bfa_lps_s *bfa_lps_alloc(struct bfa_s *bfa); |
| 612 | void bfa_lps_delete(struct bfa_lps_s *lps); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 613 | void bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, |
| 614 | u16 pdusz, wwn_t pwwn, wwn_t nwwn, |
Krishna Gudipati | be540a9 | 2011-06-13 15:53:04 -0700 | [diff] [blame] | 615 | bfa_boolean_t auth_en, u8 bb_scn); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 616 | void bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz, |
| 617 | wwn_t pwwn, wwn_t nwwn); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 618 | void bfa_lps_fdisclogo(struct bfa_lps_s *lps); |
Krishna Gudipati | b704495 | 2010-12-13 16:17:42 -0800 | [diff] [blame] | 619 | void bfa_lps_set_n2n_pid(struct bfa_lps_s *lps, u32 n2n_pid); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 620 | u32 bfa_lps_get_base_pid(struct bfa_s *bfa); |
| 621 | u8 bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 622 | void bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status); |
| 623 | void bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status); |
| 624 | void bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg); |
| 625 | void bfa_cb_lps_cvl_event(void *bfad, void *uarg); |
| 626 | |
Krishna Gudipati | a714134 | 2011-06-24 20:23:19 -0700 | [diff] [blame^] | 627 | /* FAA specific APIs */ |
| 628 | bfa_status_t bfa_faa_enable(struct bfa_s *bfa, |
| 629 | bfa_cb_iocfc_t cbfn, void *cbarg); |
| 630 | bfa_status_t bfa_faa_disable(struct bfa_s *bfa, |
| 631 | bfa_cb_iocfc_t cbfn, void *cbarg); |
| 632 | bfa_status_t bfa_faa_query(struct bfa_s *bfa, struct bfa_faa_attr_s *attr, |
| 633 | bfa_cb_iocfc_t cbfn, void *cbarg); |
| 634 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 635 | #endif /* __BFA_SVC_H__ */ |