Thomas Gleixner | 52fa7bf | 2019-05-29 07:18:06 -0700 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0-only |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -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. |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 5 | * All rights reserved |
Anil Gurumurthy | 889d0d4 | 2015-11-26 03:54:45 -0500 | [diff] [blame] | 6 | * www.qlogic.com |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -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. |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 9 | */ |
| 10 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 11 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 12 | * bfa_fcs.c BFA FCS main |
| 13 | */ |
| 14 | |
Maggie Zhang | f16a175 | 2010-12-09 19:12:32 -0800 | [diff] [blame] | 15 | #include "bfad_drv.h" |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 16 | #include "bfad_im.h" |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 17 | #include "bfa_fcs.h" |
| 18 | #include "bfa_fcbuild.h" |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 19 | |
| 20 | BFA_TRC_FILE(FCS, FCS); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 21 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 22 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 23 | * fcs_api BFA FCS API |
| 24 | */ |
| 25 | |
| 26 | static void |
| 27 | bfa_fcs_exit_comp(void *fcs_cbarg) |
| 28 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 29 | struct bfa_fcs_s *fcs = fcs_cbarg; |
| 30 | struct bfad_s *bfad = fcs->bfad; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 31 | |
| 32 | complete(&bfad->comp); |
| 33 | } |
| 34 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 35 | /* |
Krishna Gudipati | 82794a2 | 2010-03-03 17:43:30 -0800 | [diff] [blame] | 36 | * fcs initialization, called once after bfa initialization is complete |
| 37 | */ |
| 38 | void |
| 39 | bfa_fcs_init(struct bfa_fcs_s *fcs) |
| 40 | { |
Christoph Hellwig | 984dc46 | 2017-01-08 10:41:15 +0100 | [diff] [blame] | 41 | bfa_sm_send_event(&fcs->fabric, BFA_FCS_FABRIC_SM_CREATE); |
| 42 | bfa_trc(fcs, 0); |
Krishna Gudipati | 75332a7 | 2011-06-13 15:54:31 -0700 | [diff] [blame] | 43 | } |
| 44 | |
| 45 | /* |
Christoph Hellwig | 984dc46 | 2017-01-08 10:41:15 +0100 | [diff] [blame] | 46 | * fcs_api BFA FCS API |
| 47 | */ |
| 48 | |
| 49 | /* |
Krishna Gudipati | 75332a7 | 2011-06-13 15:54:31 -0700 | [diff] [blame] | 50 | * FCS update cfg - reset the pwwn/nwwn of fabric base logical port |
| 51 | * with values learned during bfa_init firmware GETATTR REQ. |
| 52 | */ |
| 53 | void |
| 54 | bfa_fcs_update_cfg(struct bfa_fcs_s *fcs) |
| 55 | { |
| 56 | struct bfa_fcs_fabric_s *fabric = &fcs->fabric; |
| 57 | struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; |
| 58 | struct bfa_ioc_s *ioc = &fabric->fcs->bfa->ioc; |
| 59 | |
| 60 | port_cfg->nwwn = ioc->attr->nwwn; |
| 61 | port_cfg->pwwn = ioc->attr->pwwn; |
| 62 | } |
| 63 | |
| 64 | /* |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 65 | * Stop FCS operations. |
| 66 | */ |
| 67 | void |
| 68 | bfa_fcs_stop(struct bfa_fcs_s *fcs) |
| 69 | { |
| 70 | bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs); |
| 71 | bfa_wc_up(&fcs->wc); |
| 72 | bfa_fcs_fabric_modstop(fcs); |
| 73 | bfa_wc_wait(&fcs->wc); |
| 74 | } |
| 75 | |
| 76 | /* |
Krishna Gudipati | 75332a7 | 2011-06-13 15:54:31 -0700 | [diff] [blame] | 77 | * fcs pbc vport initialization |
| 78 | */ |
| 79 | void |
| 80 | bfa_fcs_pbc_vport_init(struct bfa_fcs_s *fcs) |
| 81 | { |
| 82 | int i, npbc_vports; |
| 83 | struct bfi_pbc_vport_s pbc_vports[BFI_PBC_MAX_VPORTS]; |
| 84 | |
Jing Huang | d988354 | 2010-07-08 19:46:26 -0700 | [diff] [blame] | 85 | /* Initialize pbc vports */ |
| 86 | if (!fcs->min_cfg) { |
| 87 | npbc_vports = |
Krishna Gudipati | 75332a7 | 2011-06-13 15:54:31 -0700 | [diff] [blame] | 88 | bfa_iocfc_get_pbc_vports(fcs->bfa, pbc_vports); |
Jing Huang | d988354 | 2010-07-08 19:46:26 -0700 | [diff] [blame] | 89 | for (i = 0; i < npbc_vports; i++) |
| 90 | bfa_fcb_pbc_vport_create(fcs->bfa->bfad, pbc_vports[i]); |
| 91 | } |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 92 | } |
| 93 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 94 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 95 | * brief |
| 96 | * FCS driver details initialization. |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 97 | * |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 98 | * param[in] fcs FCS instance |
| 99 | * param[in] driver_info Driver Details |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 100 | * |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 101 | * return None |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 102 | */ |
| 103 | void |
| 104 | bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs, |
| 105 | struct bfa_fcs_driver_info_s *driver_info) |
| 106 | { |
| 107 | |
| 108 | fcs->driver_info = *driver_info; |
| 109 | |
| 110 | bfa_fcs_fabric_psymb_init(&fcs->fabric); |
Krishna Gudipati | ce7242b | 2012-08-22 19:52:43 -0700 | [diff] [blame] | 111 | bfa_fcs_fabric_nsymb_init(&fcs->fabric); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 112 | } |
| 113 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 114 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 115 | * brief |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 116 | * FCS instance cleanup and exit. |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 117 | * |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 118 | * param[in] fcs FCS instance |
| 119 | * return None |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 120 | */ |
| 121 | void |
| 122 | bfa_fcs_exit(struct bfa_fcs_s *fcs) |
| 123 | { |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 124 | bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs); |
Christoph Hellwig | 984dc46 | 2017-01-08 10:41:15 +0100 | [diff] [blame] | 125 | bfa_wc_up(&fcs->wc); |
| 126 | bfa_trc(fcs, 0); |
| 127 | bfa_lps_delete(fcs->fabric.lps); |
| 128 | bfa_sm_send_event(&fcs->fabric, BFA_FCS_FABRIC_SM_DELETE); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 129 | bfa_wc_wait(&fcs->wc); |
| 130 | } |
| 131 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 132 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 133 | * Fabric module implementation. |
| 134 | */ |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 135 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 136 | #define BFA_FCS_FABRIC_RETRY_DELAY (2000) /* Milliseconds */ |
| 137 | #define BFA_FCS_FABRIC_CLEANUP_DELAY (10000) /* Milliseconds */ |
| 138 | |
| 139 | #define bfa_fcs_fabric_set_opertype(__fabric) do { \ |
Krishna Gudipati | d7be54c | 2011-06-24 20:24:52 -0700 | [diff] [blame] | 140 | if (bfa_fcport_get_topology((__fabric)->fcs->bfa) \ |
| 141 | == BFA_PORT_TOPOLOGY_P2P) { \ |
| 142 | if (fabric->fab_type == BFA_FCS_FABRIC_SWITCHED) \ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 143 | (__fabric)->oper_type = BFA_PORT_TYPE_NPORT; \ |
| 144 | else \ |
Krishna Gudipati | d7be54c | 2011-06-24 20:24:52 -0700 | [diff] [blame] | 145 | (__fabric)->oper_type = BFA_PORT_TYPE_P2P; \ |
| 146 | } else \ |
| 147 | (__fabric)->oper_type = BFA_PORT_TYPE_NLPORT; \ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 148 | } while (0) |
| 149 | |
| 150 | /* |
| 151 | * forward declarations |
| 152 | */ |
| 153 | static void bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric); |
| 154 | static void bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric); |
| 155 | static void bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric); |
| 156 | static void bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric); |
| 157 | static void bfa_fcs_fabric_delay(void *cbarg); |
| 158 | static void bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric); |
| 159 | static void bfa_fcs_fabric_delete_comp(void *cbarg); |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 160 | static void bfa_fcs_fabric_stop(struct bfa_fcs_fabric_s *fabric); |
| 161 | static void bfa_fcs_fabric_stop_comp(void *cbarg); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 162 | static void bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric, |
| 163 | struct fchs_s *fchs, u16 len); |
| 164 | static void bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric, |
| 165 | struct fchs_s *fchs, u16 len); |
| 166 | static void bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric); |
| 167 | static void bfa_fcs_fabric_flogiacc_comp(void *fcsarg, |
| 168 | struct bfa_fcxp_s *fcxp, void *cbarg, |
| 169 | bfa_status_t status, |
| 170 | u32 rsp_len, |
| 171 | u32 resid_len, |
| 172 | struct fchs_s *rspfchs); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 173 | |
| 174 | static void bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric, |
| 175 | enum bfa_fcs_fabric_event event); |
| 176 | static void bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric, |
| 177 | enum bfa_fcs_fabric_event event); |
| 178 | static void bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric, |
| 179 | enum bfa_fcs_fabric_event event); |
| 180 | static void bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric, |
| 181 | enum bfa_fcs_fabric_event event); |
| 182 | static void bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric, |
| 183 | enum bfa_fcs_fabric_event event); |
| 184 | static void bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric, |
| 185 | enum bfa_fcs_fabric_event event); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 186 | static void bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric, |
| 187 | enum bfa_fcs_fabric_event event); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 188 | static void bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric, |
| 189 | enum bfa_fcs_fabric_event event); |
| 190 | static void bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric, |
| 191 | enum bfa_fcs_fabric_event event); |
| 192 | static void bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric, |
| 193 | enum bfa_fcs_fabric_event event); |
| 194 | static void bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric, |
| 195 | enum bfa_fcs_fabric_event event); |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 196 | static void bfa_fcs_fabric_sm_stopping(struct bfa_fcs_fabric_s *fabric, |
| 197 | enum bfa_fcs_fabric_event event); |
| 198 | static void bfa_fcs_fabric_sm_cleanup(struct bfa_fcs_fabric_s *fabric, |
| 199 | enum bfa_fcs_fabric_event event); |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 200 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 201 | * Beginning state before fabric creation. |
| 202 | */ |
| 203 | static void |
| 204 | bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric, |
| 205 | enum bfa_fcs_fabric_event event) |
| 206 | { |
| 207 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 208 | bfa_trc(fabric->fcs, event); |
| 209 | |
| 210 | switch (event) { |
| 211 | case BFA_FCS_FABRIC_SM_CREATE: |
| 212 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created); |
| 213 | bfa_fcs_fabric_init(fabric); |
| 214 | bfa_fcs_lport_init(&fabric->bport, &fabric->bport.port_cfg); |
| 215 | break; |
| 216 | |
| 217 | case BFA_FCS_FABRIC_SM_LINK_UP: |
| 218 | case BFA_FCS_FABRIC_SM_LINK_DOWN: |
| 219 | break; |
| 220 | |
| 221 | default: |
| 222 | bfa_sm_fault(fabric->fcs, event); |
| 223 | } |
| 224 | } |
| 225 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 226 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 227 | * Beginning state before fabric creation. |
| 228 | */ |
| 229 | static void |
| 230 | bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric, |
| 231 | enum bfa_fcs_fabric_event event) |
| 232 | { |
Krishna Gudipati | bc0e2c2 | 2012-09-21 17:23:59 -0700 | [diff] [blame] | 233 | struct bfa_s *bfa = fabric->fcs->bfa; |
| 234 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 235 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 236 | bfa_trc(fabric->fcs, event); |
| 237 | |
| 238 | switch (event) { |
| 239 | case BFA_FCS_FABRIC_SM_START: |
Krishna Gudipati | bc0e2c2 | 2012-09-21 17:23:59 -0700 | [diff] [blame] | 240 | if (!bfa_fcport_is_linkup(fabric->fcs->bfa)) { |
| 241 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); |
| 242 | break; |
| 243 | } |
| 244 | if (bfa_fcport_get_topology(bfa) == |
| 245 | BFA_PORT_TOPOLOGY_LOOP) { |
| 246 | fabric->fab_type = BFA_FCS_FABRIC_LOOP; |
| 247 | fabric->bport.pid = bfa_fcport_get_myalpa(bfa); |
| 248 | fabric->bport.pid = bfa_hton3b(fabric->bport.pid); |
| 249 | bfa_sm_set_state(fabric, |
| 250 | bfa_fcs_fabric_sm_online); |
| 251 | bfa_fcs_fabric_set_opertype(fabric); |
| 252 | bfa_fcs_lport_online(&fabric->bport); |
| 253 | } else { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 254 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); |
| 255 | bfa_fcs_fabric_login(fabric); |
Krishna Gudipati | bc0e2c2 | 2012-09-21 17:23:59 -0700 | [diff] [blame] | 256 | } |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 257 | break; |
| 258 | |
| 259 | case BFA_FCS_FABRIC_SM_LINK_UP: |
| 260 | case BFA_FCS_FABRIC_SM_LINK_DOWN: |
| 261 | break; |
| 262 | |
| 263 | case BFA_FCS_FABRIC_SM_DELETE: |
Krishna Gudipati | dd5aaf4 | 2011-06-13 15:51:24 -0700 | [diff] [blame] | 264 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); |
| 265 | bfa_fcs_fabric_delete(fabric); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 266 | break; |
| 267 | |
| 268 | default: |
| 269 | bfa_sm_fault(fabric->fcs, event); |
| 270 | } |
| 271 | } |
| 272 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 273 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 274 | * Link is down, awaiting LINK UP event from port. This is also the |
| 275 | * first state at fabric creation. |
| 276 | */ |
| 277 | static void |
| 278 | bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric, |
| 279 | enum bfa_fcs_fabric_event event) |
| 280 | { |
Krishna Gudipati | bc0e2c2 | 2012-09-21 17:23:59 -0700 | [diff] [blame] | 281 | struct bfa_s *bfa = fabric->fcs->bfa; |
| 282 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 283 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 284 | bfa_trc(fabric->fcs, event); |
| 285 | |
| 286 | switch (event) { |
| 287 | case BFA_FCS_FABRIC_SM_LINK_UP: |
Krishna Gudipati | bc0e2c2 | 2012-09-21 17:23:59 -0700 | [diff] [blame] | 288 | if (bfa_fcport_get_topology(bfa) != BFA_PORT_TOPOLOGY_LOOP) { |
| 289 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); |
| 290 | bfa_fcs_fabric_login(fabric); |
| 291 | break; |
| 292 | } |
| 293 | fabric->fab_type = BFA_FCS_FABRIC_LOOP; |
| 294 | fabric->bport.pid = bfa_fcport_get_myalpa(bfa); |
| 295 | fabric->bport.pid = bfa_hton3b(fabric->bport.pid); |
| 296 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online); |
| 297 | bfa_fcs_fabric_set_opertype(fabric); |
| 298 | bfa_fcs_lport_online(&fabric->bport); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 299 | break; |
| 300 | |
| 301 | case BFA_FCS_FABRIC_SM_RETRY_OP: |
Krishna Gudipati | bc0e2c2 | 2012-09-21 17:23:59 -0700 | [diff] [blame] | 302 | case BFA_FCS_FABRIC_SM_LOOPBACK: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 303 | break; |
| 304 | |
| 305 | case BFA_FCS_FABRIC_SM_DELETE: |
| 306 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); |
| 307 | bfa_fcs_fabric_delete(fabric); |
| 308 | break; |
| 309 | |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 310 | case BFA_FCS_FABRIC_SM_STOP: |
| 311 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup); |
| 312 | bfa_fcs_fabric_stop(fabric); |
| 313 | break; |
| 314 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 315 | default: |
| 316 | bfa_sm_fault(fabric->fcs, event); |
| 317 | } |
| 318 | } |
| 319 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 320 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 321 | * FLOGI is in progress, awaiting FLOGI reply. |
| 322 | */ |
| 323 | static void |
| 324 | bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric, |
| 325 | enum bfa_fcs_fabric_event event) |
| 326 | { |
| 327 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 328 | bfa_trc(fabric->fcs, event); |
| 329 | |
| 330 | switch (event) { |
| 331 | case BFA_FCS_FABRIC_SM_CONT_OP: |
| 332 | |
| 333 | bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, |
Vijaya Mohan Guvva | bbe37a6 | 2013-05-13 02:33:19 -0700 | [diff] [blame] | 334 | fabric->bb_credit); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 335 | fabric->fab_type = BFA_FCS_FABRIC_SWITCHED; |
| 336 | |
| 337 | if (fabric->auth_reqd && fabric->is_auth) { |
| 338 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth); |
| 339 | bfa_trc(fabric->fcs, event); |
| 340 | } else { |
| 341 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online); |
| 342 | bfa_fcs_fabric_notify_online(fabric); |
| 343 | } |
| 344 | break; |
| 345 | |
| 346 | case BFA_FCS_FABRIC_SM_RETRY_OP: |
| 347 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi_retry); |
| 348 | bfa_timer_start(fabric->fcs->bfa, &fabric->delay_timer, |
| 349 | bfa_fcs_fabric_delay, fabric, |
| 350 | BFA_FCS_FABRIC_RETRY_DELAY); |
| 351 | break; |
| 352 | |
| 353 | case BFA_FCS_FABRIC_SM_LOOPBACK: |
| 354 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_loopback); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 355 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 356 | bfa_fcs_fabric_set_opertype(fabric); |
| 357 | break; |
| 358 | |
| 359 | case BFA_FCS_FABRIC_SM_NO_FABRIC: |
| 360 | fabric->fab_type = BFA_FCS_FABRIC_N2N; |
| 361 | bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, |
Vijaya Mohan Guvva | bbe37a6 | 2013-05-13 02:33:19 -0700 | [diff] [blame] | 362 | fabric->bb_credit); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 363 | bfa_fcs_fabric_notify_online(fabric); |
| 364 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_nofabric); |
| 365 | break; |
| 366 | |
| 367 | case BFA_FCS_FABRIC_SM_LINK_DOWN: |
| 368 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 369 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 370 | break; |
| 371 | |
| 372 | case BFA_FCS_FABRIC_SM_DELETE: |
| 373 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 374 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 375 | bfa_fcs_fabric_delete(fabric); |
| 376 | break; |
| 377 | |
| 378 | default: |
| 379 | bfa_sm_fault(fabric->fcs, event); |
| 380 | } |
| 381 | } |
| 382 | |
| 383 | |
| 384 | static void |
| 385 | bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric, |
| 386 | enum bfa_fcs_fabric_event event) |
| 387 | { |
| 388 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 389 | bfa_trc(fabric->fcs, event); |
| 390 | |
| 391 | switch (event) { |
| 392 | case BFA_FCS_FABRIC_SM_DELAYED: |
| 393 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); |
| 394 | bfa_fcs_fabric_login(fabric); |
| 395 | break; |
| 396 | |
| 397 | case BFA_FCS_FABRIC_SM_LINK_DOWN: |
| 398 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); |
| 399 | bfa_timer_stop(&fabric->delay_timer); |
| 400 | break; |
| 401 | |
| 402 | case BFA_FCS_FABRIC_SM_DELETE: |
| 403 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); |
| 404 | bfa_timer_stop(&fabric->delay_timer); |
| 405 | bfa_fcs_fabric_delete(fabric); |
| 406 | break; |
| 407 | |
| 408 | default: |
| 409 | bfa_sm_fault(fabric->fcs, event); |
| 410 | } |
| 411 | } |
| 412 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 413 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 414 | * Authentication is in progress, awaiting authentication results. |
| 415 | */ |
| 416 | static void |
| 417 | bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric, |
| 418 | enum bfa_fcs_fabric_event event) |
| 419 | { |
| 420 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 421 | bfa_trc(fabric->fcs, event); |
| 422 | |
| 423 | switch (event) { |
| 424 | case BFA_FCS_FABRIC_SM_AUTH_FAILED: |
| 425 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 426 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 427 | break; |
| 428 | |
| 429 | case BFA_FCS_FABRIC_SM_AUTH_SUCCESS: |
| 430 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online); |
| 431 | bfa_fcs_fabric_notify_online(fabric); |
| 432 | break; |
| 433 | |
| 434 | case BFA_FCS_FABRIC_SM_PERF_EVFP: |
| 435 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp); |
| 436 | break; |
| 437 | |
| 438 | case BFA_FCS_FABRIC_SM_LINK_DOWN: |
| 439 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 440 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 441 | break; |
| 442 | |
| 443 | case BFA_FCS_FABRIC_SM_DELETE: |
| 444 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); |
| 445 | bfa_fcs_fabric_delete(fabric); |
| 446 | break; |
| 447 | |
| 448 | default: |
| 449 | bfa_sm_fault(fabric->fcs, event); |
| 450 | } |
| 451 | } |
| 452 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 453 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 454 | * Authentication failed |
| 455 | */ |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 456 | void |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 457 | bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s *fabric, |
| 458 | enum bfa_fcs_fabric_event event) |
| 459 | { |
| 460 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 461 | bfa_trc(fabric->fcs, event); |
| 462 | |
| 463 | switch (event) { |
| 464 | case BFA_FCS_FABRIC_SM_LINK_DOWN: |
| 465 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); |
| 466 | bfa_fcs_fabric_notify_offline(fabric); |
| 467 | break; |
| 468 | |
| 469 | case BFA_FCS_FABRIC_SM_DELETE: |
| 470 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); |
| 471 | bfa_fcs_fabric_delete(fabric); |
| 472 | break; |
| 473 | |
| 474 | default: |
| 475 | bfa_sm_fault(fabric->fcs, event); |
| 476 | } |
| 477 | } |
| 478 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 479 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 480 | * Port is in loopback mode. |
| 481 | */ |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 482 | void |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 483 | bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric, |
| 484 | enum bfa_fcs_fabric_event event) |
| 485 | { |
| 486 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 487 | bfa_trc(fabric->fcs, event); |
| 488 | |
| 489 | switch (event) { |
| 490 | case BFA_FCS_FABRIC_SM_LINK_DOWN: |
| 491 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); |
| 492 | bfa_fcs_fabric_notify_offline(fabric); |
| 493 | break; |
| 494 | |
| 495 | case BFA_FCS_FABRIC_SM_DELETE: |
| 496 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); |
| 497 | bfa_fcs_fabric_delete(fabric); |
| 498 | break; |
| 499 | |
| 500 | default: |
| 501 | bfa_sm_fault(fabric->fcs, event); |
| 502 | } |
| 503 | } |
| 504 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 505 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 506 | * There is no attached fabric - private loop or NPort-to-NPort topology. |
| 507 | */ |
| 508 | static void |
| 509 | bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric, |
| 510 | enum bfa_fcs_fabric_event event) |
| 511 | { |
| 512 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 513 | bfa_trc(fabric->fcs, event); |
| 514 | |
| 515 | switch (event) { |
| 516 | case BFA_FCS_FABRIC_SM_LINK_DOWN: |
| 517 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 518 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 519 | bfa_fcs_fabric_notify_offline(fabric); |
| 520 | break; |
| 521 | |
| 522 | case BFA_FCS_FABRIC_SM_DELETE: |
| 523 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); |
| 524 | bfa_fcs_fabric_delete(fabric); |
| 525 | break; |
| 526 | |
| 527 | case BFA_FCS_FABRIC_SM_NO_FABRIC: |
| 528 | bfa_trc(fabric->fcs, fabric->bb_credit); |
| 529 | bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, |
Vijaya Mohan Guvva | bbe37a6 | 2013-05-13 02:33:19 -0700 | [diff] [blame] | 530 | fabric->bb_credit); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 531 | break; |
| 532 | |
Krishna Gudipati | d7be54c | 2011-06-24 20:24:52 -0700 | [diff] [blame] | 533 | case BFA_FCS_FABRIC_SM_RETRY_OP: |
| 534 | break; |
| 535 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 536 | default: |
| 537 | bfa_sm_fault(fabric->fcs, event); |
| 538 | } |
| 539 | } |
| 540 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 541 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 542 | * Fabric is online - normal operating state. |
| 543 | */ |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 544 | void |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 545 | bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric, |
| 546 | enum bfa_fcs_fabric_event event) |
| 547 | { |
Krishna Gudipati | bc0e2c2 | 2012-09-21 17:23:59 -0700 | [diff] [blame] | 548 | struct bfa_s *bfa = fabric->fcs->bfa; |
| 549 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 550 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 551 | bfa_trc(fabric->fcs, event); |
| 552 | |
| 553 | switch (event) { |
| 554 | case BFA_FCS_FABRIC_SM_LINK_DOWN: |
| 555 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); |
Krishna Gudipati | bc0e2c2 | 2012-09-21 17:23:59 -0700 | [diff] [blame] | 556 | if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) { |
| 557 | bfa_fcs_lport_offline(&fabric->bport); |
| 558 | } else { |
| 559 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
| 560 | bfa_fcs_fabric_notify_offline(fabric); |
| 561 | } |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 562 | break; |
| 563 | |
| 564 | case BFA_FCS_FABRIC_SM_DELETE: |
| 565 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); |
| 566 | bfa_fcs_fabric_delete(fabric); |
| 567 | break; |
| 568 | |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 569 | case BFA_FCS_FABRIC_SM_STOP: |
| 570 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_stopping); |
| 571 | bfa_fcs_fabric_stop(fabric); |
| 572 | break; |
| 573 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 574 | case BFA_FCS_FABRIC_SM_AUTH_FAILED: |
| 575 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 576 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 577 | break; |
| 578 | |
| 579 | case BFA_FCS_FABRIC_SM_AUTH_SUCCESS: |
| 580 | break; |
| 581 | |
| 582 | default: |
| 583 | bfa_sm_fault(fabric->fcs, event); |
| 584 | } |
| 585 | } |
| 586 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 587 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 588 | * Exchanging virtual fabric parameters. |
| 589 | */ |
| 590 | static void |
| 591 | bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric, |
| 592 | enum bfa_fcs_fabric_event event) |
| 593 | { |
| 594 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 595 | bfa_trc(fabric->fcs, event); |
| 596 | |
| 597 | switch (event) { |
| 598 | case BFA_FCS_FABRIC_SM_CONT_OP: |
| 599 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp_done); |
| 600 | break; |
| 601 | |
| 602 | case BFA_FCS_FABRIC_SM_ISOLATE: |
| 603 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_isolated); |
| 604 | break; |
| 605 | |
| 606 | default: |
| 607 | bfa_sm_fault(fabric->fcs, event); |
| 608 | } |
| 609 | } |
| 610 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 611 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 612 | * EVFP exchange complete and VFT tagging is enabled. |
| 613 | */ |
| 614 | static void |
| 615 | bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric, |
| 616 | enum bfa_fcs_fabric_event event) |
| 617 | { |
| 618 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 619 | bfa_trc(fabric->fcs, event); |
| 620 | } |
| 621 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 622 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 623 | * Port is isolated after EVFP exchange due to VF_ID mismatch (N and F). |
| 624 | */ |
| 625 | static void |
| 626 | bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric, |
| 627 | enum bfa_fcs_fabric_event event) |
| 628 | { |
| 629 | struct bfad_s *bfad = (struct bfad_s *)fabric->fcs->bfad; |
| 630 | char pwwn_ptr[BFA_STRING_32]; |
| 631 | |
| 632 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 633 | bfa_trc(fabric->fcs, event); |
| 634 | wwn2str(pwwn_ptr, fabric->bport.port_cfg.pwwn); |
| 635 | |
Jing Huang | 8816624 | 2010-12-09 17:11:53 -0800 | [diff] [blame] | 636 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 637 | "Port is isolated due to VF_ID mismatch. " |
| 638 | "PWWN: %s Port VF_ID: %04x switch port VF_ID: %04x.", |
| 639 | pwwn_ptr, fabric->fcs->port_vfid, |
| 640 | fabric->event_arg.swp_vfid); |
| 641 | } |
| 642 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 643 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 644 | * Fabric is being deleted, awaiting vport delete completions. |
| 645 | */ |
| 646 | static void |
| 647 | bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric, |
| 648 | enum bfa_fcs_fabric_event event) |
| 649 | { |
| 650 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 651 | bfa_trc(fabric->fcs, event); |
| 652 | |
| 653 | switch (event) { |
| 654 | case BFA_FCS_FABRIC_SM_DELCOMP: |
| 655 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 656 | bfa_wc_down(&fabric->fcs->wc); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 657 | break; |
| 658 | |
| 659 | case BFA_FCS_FABRIC_SM_LINK_UP: |
| 660 | break; |
| 661 | |
| 662 | case BFA_FCS_FABRIC_SM_LINK_DOWN: |
| 663 | bfa_fcs_fabric_notify_offline(fabric); |
| 664 | break; |
| 665 | |
| 666 | default: |
| 667 | bfa_sm_fault(fabric->fcs, event); |
| 668 | } |
| 669 | } |
| 670 | |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 671 | /* |
| 672 | * Fabric is being stopped, awaiting vport stop completions. |
| 673 | */ |
| 674 | static void |
| 675 | bfa_fcs_fabric_sm_stopping(struct bfa_fcs_fabric_s *fabric, |
| 676 | enum bfa_fcs_fabric_event event) |
| 677 | { |
Krishna Gudipati | bc0e2c2 | 2012-09-21 17:23:59 -0700 | [diff] [blame] | 678 | struct bfa_s *bfa = fabric->fcs->bfa; |
| 679 | |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 680 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 681 | bfa_trc(fabric->fcs, event); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 682 | |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 683 | switch (event) { |
| 684 | case BFA_FCS_FABRIC_SM_STOPCOMP: |
Krishna Gudipati | bc0e2c2 | 2012-09-21 17:23:59 -0700 | [diff] [blame] | 685 | if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) { |
| 686 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created); |
| 687 | } else { |
| 688 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup); |
| 689 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_LOGOUT); |
| 690 | } |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 691 | break; |
| 692 | |
| 693 | case BFA_FCS_FABRIC_SM_LINK_UP: |
| 694 | break; |
| 695 | |
| 696 | case BFA_FCS_FABRIC_SM_LINK_DOWN: |
Krishna Gudipati | bc0e2c2 | 2012-09-21 17:23:59 -0700 | [diff] [blame] | 697 | if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) |
| 698 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created); |
| 699 | else |
| 700 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup); |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 701 | break; |
| 702 | |
| 703 | default: |
| 704 | bfa_sm_fault(fabric->fcs, event); |
| 705 | } |
| 706 | } |
| 707 | |
| 708 | /* |
| 709 | * Fabric is being stopped, cleanup without FLOGO |
| 710 | */ |
| 711 | static void |
| 712 | bfa_fcs_fabric_sm_cleanup(struct bfa_fcs_fabric_s *fabric, |
| 713 | enum bfa_fcs_fabric_event event) |
| 714 | { |
| 715 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 716 | bfa_trc(fabric->fcs, event); |
| 717 | |
| 718 | switch (event) { |
| 719 | case BFA_FCS_FABRIC_SM_STOPCOMP: |
| 720 | case BFA_FCS_FABRIC_SM_LOGOCOMP: |
| 721 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created); |
| 722 | bfa_wc_down(&(fabric->fcs)->wc); |
| 723 | break; |
| 724 | |
| 725 | case BFA_FCS_FABRIC_SM_LINK_DOWN: |
| 726 | /* |
| 727 | * Ignore - can get this event if we get notified about IOC down |
| 728 | * before the fabric completion callbk is done. |
| 729 | */ |
| 730 | break; |
| 731 | |
| 732 | default: |
| 733 | bfa_sm_fault(fabric->fcs, event); |
| 734 | } |
| 735 | } |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 736 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 737 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 738 | * fcs_fabric_private fabric private functions |
| 739 | */ |
| 740 | |
| 741 | static void |
| 742 | bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric) |
| 743 | { |
| 744 | struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; |
| 745 | |
| 746 | port_cfg->roles = BFA_LPORT_ROLE_FCP_IM; |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 747 | port_cfg->nwwn = fabric->fcs->bfa->ioc.attr->nwwn; |
| 748 | port_cfg->pwwn = fabric->fcs->bfa->ioc.attr->pwwn; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 749 | } |
| 750 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 751 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 752 | * Port Symbolic Name Creation for base port. |
| 753 | */ |
| 754 | void |
| 755 | bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric) |
| 756 | { |
| 757 | struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; |
| 758 | char model[BFA_ADAPTER_MODEL_NAME_LEN] = {0}; |
| 759 | struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info; |
| 760 | |
| 761 | bfa_ioc_get_adapter_model(&fabric->fcs->bfa->ioc, model); |
| 762 | |
| 763 | /* Model name/number */ |
Arnd Bergmann | 8c5a50e | 2017-12-04 15:47:00 +0100 | [diff] [blame] | 764 | strlcpy(port_cfg->sym_name.symname, model, |
| 765 | BFA_SYMNAME_MAXLEN); |
| 766 | strlcat(port_cfg->sym_name.symname, BFA_FCS_PORT_SYMBNAME_SEPARATOR, |
| 767 | BFA_SYMNAME_MAXLEN); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 768 | |
| 769 | /* Driver Version */ |
Arnd Bergmann | 8c5a50e | 2017-12-04 15:47:00 +0100 | [diff] [blame] | 770 | strlcat(port_cfg->sym_name.symname, driver_info->version, |
| 771 | BFA_SYMNAME_MAXLEN); |
| 772 | strlcat(port_cfg->sym_name.symname, BFA_FCS_PORT_SYMBNAME_SEPARATOR, |
| 773 | BFA_SYMNAME_MAXLEN); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 774 | |
| 775 | /* Host machine name */ |
Arnd Bergmann | 8c5a50e | 2017-12-04 15:47:00 +0100 | [diff] [blame] | 776 | strlcat(port_cfg->sym_name.symname, |
| 777 | driver_info->host_machine_name, |
| 778 | BFA_SYMNAME_MAXLEN); |
| 779 | strlcat(port_cfg->sym_name.symname, BFA_FCS_PORT_SYMBNAME_SEPARATOR, |
| 780 | BFA_SYMNAME_MAXLEN); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 781 | |
| 782 | /* |
| 783 | * Host OS Info : |
| 784 | * If OS Patch Info is not there, do not truncate any bytes from the |
| 785 | * OS name string and instead copy the entire OS info string (64 bytes). |
| 786 | */ |
| 787 | if (driver_info->host_os_patch[0] == '\0') { |
Arnd Bergmann | 8c5a50e | 2017-12-04 15:47:00 +0100 | [diff] [blame] | 788 | strlcat(port_cfg->sym_name.symname, |
| 789 | driver_info->host_os_name, |
| 790 | BFA_SYMNAME_MAXLEN); |
| 791 | strlcat(port_cfg->sym_name.symname, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 792 | BFA_FCS_PORT_SYMBNAME_SEPARATOR, |
Arnd Bergmann | 8c5a50e | 2017-12-04 15:47:00 +0100 | [diff] [blame] | 793 | BFA_SYMNAME_MAXLEN); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 794 | } else { |
Arnd Bergmann | 8c5a50e | 2017-12-04 15:47:00 +0100 | [diff] [blame] | 795 | strlcat(port_cfg->sym_name.symname, |
| 796 | driver_info->host_os_name, |
| 797 | BFA_SYMNAME_MAXLEN); |
| 798 | strlcat(port_cfg->sym_name.symname, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 799 | BFA_FCS_PORT_SYMBNAME_SEPARATOR, |
Arnd Bergmann | 8c5a50e | 2017-12-04 15:47:00 +0100 | [diff] [blame] | 800 | BFA_SYMNAME_MAXLEN); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 801 | |
| 802 | /* Append host OS Patch Info */ |
Arnd Bergmann | 8c5a50e | 2017-12-04 15:47:00 +0100 | [diff] [blame] | 803 | strlcat(port_cfg->sym_name.symname, |
| 804 | driver_info->host_os_patch, |
| 805 | BFA_SYMNAME_MAXLEN); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 806 | } |
| 807 | |
| 808 | /* null terminate */ |
| 809 | port_cfg->sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0; |
| 810 | } |
| 811 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 812 | /* |
Krishna Gudipati | ce7242b | 2012-08-22 19:52:43 -0700 | [diff] [blame] | 813 | * Node Symbolic Name Creation for base port and all vports |
| 814 | */ |
| 815 | void |
| 816 | bfa_fcs_fabric_nsymb_init(struct bfa_fcs_fabric_s *fabric) |
| 817 | { |
| 818 | struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; |
| 819 | char model[BFA_ADAPTER_MODEL_NAME_LEN] = {0}; |
| 820 | struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info; |
| 821 | |
| 822 | bfa_ioc_get_adapter_model(&fabric->fcs->bfa->ioc, model); |
| 823 | |
| 824 | /* Model name/number */ |
Arnd Bergmann | 8c5a50e | 2017-12-04 15:47:00 +0100 | [diff] [blame] | 825 | strlcpy(port_cfg->node_sym_name.symname, model, |
| 826 | BFA_SYMNAME_MAXLEN); |
| 827 | strlcat(port_cfg->node_sym_name.symname, |
Krishna Gudipati | ce7242b | 2012-08-22 19:52:43 -0700 | [diff] [blame] | 828 | BFA_FCS_PORT_SYMBNAME_SEPARATOR, |
Arnd Bergmann | 8c5a50e | 2017-12-04 15:47:00 +0100 | [diff] [blame] | 829 | BFA_SYMNAME_MAXLEN); |
Krishna Gudipati | ce7242b | 2012-08-22 19:52:43 -0700 | [diff] [blame] | 830 | |
| 831 | /* Driver Version */ |
Arnd Bergmann | 8c5a50e | 2017-12-04 15:47:00 +0100 | [diff] [blame] | 832 | strlcat(port_cfg->node_sym_name.symname, (char *)driver_info->version, |
| 833 | BFA_SYMNAME_MAXLEN); |
| 834 | strlcat(port_cfg->node_sym_name.symname, |
Krishna Gudipati | ce7242b | 2012-08-22 19:52:43 -0700 | [diff] [blame] | 835 | BFA_FCS_PORT_SYMBNAME_SEPARATOR, |
Arnd Bergmann | 8c5a50e | 2017-12-04 15:47:00 +0100 | [diff] [blame] | 836 | BFA_SYMNAME_MAXLEN); |
Krishna Gudipati | ce7242b | 2012-08-22 19:52:43 -0700 | [diff] [blame] | 837 | |
| 838 | /* Host machine name */ |
Arnd Bergmann | 8c5a50e | 2017-12-04 15:47:00 +0100 | [diff] [blame] | 839 | strlcat(port_cfg->node_sym_name.symname, |
| 840 | driver_info->host_machine_name, |
| 841 | BFA_SYMNAME_MAXLEN); |
| 842 | strlcat(port_cfg->node_sym_name.symname, |
Krishna Gudipati | ce7242b | 2012-08-22 19:52:43 -0700 | [diff] [blame] | 843 | BFA_FCS_PORT_SYMBNAME_SEPARATOR, |
Arnd Bergmann | 8c5a50e | 2017-12-04 15:47:00 +0100 | [diff] [blame] | 844 | BFA_SYMNAME_MAXLEN); |
Krishna Gudipati | ce7242b | 2012-08-22 19:52:43 -0700 | [diff] [blame] | 845 | |
| 846 | /* null terminate */ |
| 847 | port_cfg->node_sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0; |
| 848 | } |
| 849 | |
| 850 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 851 | * bfa lps login completion callback |
| 852 | */ |
| 853 | void |
| 854 | bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status) |
| 855 | { |
| 856 | struct bfa_fcs_fabric_s *fabric = uarg; |
| 857 | |
| 858 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 859 | bfa_trc(fabric->fcs, status); |
| 860 | |
| 861 | switch (status) { |
| 862 | case BFA_STATUS_OK: |
| 863 | fabric->stats.flogi_accepts++; |
| 864 | break; |
| 865 | |
| 866 | case BFA_STATUS_INVALID_MAC: |
| 867 | /* Only for CNA */ |
| 868 | fabric->stats.flogi_acc_err++; |
| 869 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); |
| 870 | |
| 871 | return; |
| 872 | |
| 873 | case BFA_STATUS_EPROTOCOL: |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 874 | switch (fabric->lps->ext_status) { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 875 | case BFA_EPROTO_BAD_ACCEPT: |
| 876 | fabric->stats.flogi_acc_err++; |
| 877 | break; |
| 878 | |
| 879 | case BFA_EPROTO_UNKNOWN_RSP: |
| 880 | fabric->stats.flogi_unknown_rsp++; |
| 881 | break; |
| 882 | |
| 883 | default: |
| 884 | break; |
| 885 | } |
| 886 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); |
| 887 | |
| 888 | return; |
| 889 | |
| 890 | case BFA_STATUS_FABRIC_RJT: |
| 891 | fabric->stats.flogi_rejects++; |
| 892 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); |
| 893 | return; |
| 894 | |
| 895 | default: |
| 896 | fabric->stats.flogi_rsp_err++; |
| 897 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); |
| 898 | return; |
| 899 | } |
| 900 | |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 901 | fabric->bb_credit = fabric->lps->pr_bbcred; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 902 | bfa_trc(fabric->fcs, fabric->bb_credit); |
| 903 | |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 904 | if (!(fabric->lps->brcd_switch)) |
| 905 | fabric->fabric_name = fabric->lps->pr_nwwn; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 906 | |
| 907 | /* |
| 908 | * Check port type. It should be 1 = F-port. |
| 909 | */ |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 910 | if (fabric->lps->fport) { |
| 911 | fabric->bport.pid = fabric->lps->lp_pid; |
| 912 | fabric->is_npiv = fabric->lps->npiv_en; |
| 913 | fabric->is_auth = fabric->lps->auth_req; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 914 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_CONT_OP); |
| 915 | } else { |
| 916 | /* |
| 917 | * Nport-2-Nport direct attached |
| 918 | */ |
| 919 | fabric->bport.port_topo.pn2n.rem_port_wwn = |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 920 | fabric->lps->pr_pwwn; |
Krishna Gudipati | d7be54c | 2011-06-24 20:24:52 -0700 | [diff] [blame] | 921 | fabric->fab_type = BFA_FCS_FABRIC_N2N; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 922 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC); |
| 923 | } |
| 924 | |
| 925 | bfa_trc(fabric->fcs, fabric->bport.pid); |
| 926 | bfa_trc(fabric->fcs, fabric->is_npiv); |
| 927 | bfa_trc(fabric->fcs, fabric->is_auth); |
| 928 | } |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 929 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 930 | * Allocate and send FLOGI. |
| 931 | */ |
| 932 | static void |
| 933 | bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric) |
| 934 | { |
| 935 | struct bfa_s *bfa = fabric->fcs->bfa; |
| 936 | struct bfa_lport_cfg_s *pcfg = &fabric->bport.port_cfg; |
Vijaya Mohan Guvva | bbe37a6 | 2013-05-13 02:33:19 -0700 | [diff] [blame] | 937 | u8 alpa = 0; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 938 | |
Krishna Gudipati | be540a9 | 2011-06-13 15:53:04 -0700 | [diff] [blame] | 939 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 940 | bfa_lps_flogi(fabric->lps, fabric, alpa, bfa_fcport_get_maxfrsize(bfa), |
Vijaya Mohan Guvva | bbe37a6 | 2013-05-13 02:33:19 -0700 | [diff] [blame] | 941 | pcfg->pwwn, pcfg->nwwn, fabric->auth_reqd); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 942 | |
| 943 | fabric->stats.flogi_sent++; |
| 944 | } |
| 945 | |
| 946 | static void |
| 947 | bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric) |
| 948 | { |
| 949 | struct bfa_fcs_vport_s *vport; |
| 950 | struct list_head *qe, *qen; |
| 951 | |
| 952 | bfa_trc(fabric->fcs, fabric->fabric_name); |
| 953 | |
| 954 | bfa_fcs_fabric_set_opertype(fabric); |
| 955 | fabric->stats.fabric_onlines++; |
| 956 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 957 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 958 | * notify online event to base and then virtual ports |
| 959 | */ |
| 960 | bfa_fcs_lport_online(&fabric->bport); |
| 961 | |
| 962 | list_for_each_safe(qe, qen, &fabric->vport_q) { |
| 963 | vport = (struct bfa_fcs_vport_s *) qe; |
| 964 | bfa_fcs_vport_online(vport); |
| 965 | } |
| 966 | } |
| 967 | |
| 968 | static void |
| 969 | bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric) |
| 970 | { |
| 971 | struct bfa_fcs_vport_s *vport; |
| 972 | struct list_head *qe, *qen; |
| 973 | |
| 974 | bfa_trc(fabric->fcs, fabric->fabric_name); |
| 975 | fabric->stats.fabric_offlines++; |
| 976 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 977 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 978 | * notify offline event first to vports and then base port. |
| 979 | */ |
| 980 | list_for_each_safe(qe, qen, &fabric->vport_q) { |
| 981 | vport = (struct bfa_fcs_vport_s *) qe; |
| 982 | bfa_fcs_vport_offline(vport); |
| 983 | } |
| 984 | |
| 985 | bfa_fcs_lport_offline(&fabric->bport); |
| 986 | |
| 987 | fabric->fabric_name = 0; |
| 988 | fabric->fabric_ip_addr[0] = 0; |
| 989 | } |
| 990 | |
| 991 | static void |
| 992 | bfa_fcs_fabric_delay(void *cbarg) |
| 993 | { |
| 994 | struct bfa_fcs_fabric_s *fabric = cbarg; |
| 995 | |
| 996 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELAYED); |
| 997 | } |
| 998 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 999 | /* |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 1000 | * Stop all vports and wait for vport stop completions. |
| 1001 | */ |
| 1002 | static void |
| 1003 | bfa_fcs_fabric_stop(struct bfa_fcs_fabric_s *fabric) |
| 1004 | { |
| 1005 | struct bfa_fcs_vport_s *vport; |
| 1006 | struct list_head *qe, *qen; |
| 1007 | |
| 1008 | bfa_wc_init(&fabric->stop_wc, bfa_fcs_fabric_stop_comp, fabric); |
| 1009 | |
| 1010 | list_for_each_safe(qe, qen, &fabric->vport_q) { |
| 1011 | vport = (struct bfa_fcs_vport_s *) qe; |
| 1012 | bfa_wc_up(&fabric->stop_wc); |
| 1013 | bfa_fcs_vport_fcs_stop(vport); |
| 1014 | } |
| 1015 | |
| 1016 | bfa_wc_up(&fabric->stop_wc); |
| 1017 | bfa_fcs_lport_stop(&fabric->bport); |
| 1018 | bfa_wc_wait(&fabric->stop_wc); |
| 1019 | } |
| 1020 | |
| 1021 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1022 | * Delete all vports and wait for vport delete completions. |
| 1023 | */ |
| 1024 | static void |
| 1025 | bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric) |
| 1026 | { |
| 1027 | struct bfa_fcs_vport_s *vport; |
| 1028 | struct list_head *qe, *qen; |
| 1029 | |
| 1030 | list_for_each_safe(qe, qen, &fabric->vport_q) { |
| 1031 | vport = (struct bfa_fcs_vport_s *) qe; |
| 1032 | bfa_fcs_vport_fcs_delete(vport); |
| 1033 | } |
| 1034 | |
| 1035 | bfa_fcs_lport_delete(&fabric->bport); |
| 1036 | bfa_wc_wait(&fabric->wc); |
| 1037 | } |
| 1038 | |
| 1039 | static void |
| 1040 | bfa_fcs_fabric_delete_comp(void *cbarg) |
| 1041 | { |
| 1042 | struct bfa_fcs_fabric_s *fabric = cbarg; |
| 1043 | |
| 1044 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELCOMP); |
| 1045 | } |
| 1046 | |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 1047 | static void |
| 1048 | bfa_fcs_fabric_stop_comp(void *cbarg) |
| 1049 | { |
| 1050 | struct bfa_fcs_fabric_s *fabric = cbarg; |
| 1051 | |
| 1052 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_STOPCOMP); |
| 1053 | } |
| 1054 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1055 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1056 | * fcs_fabric_public fabric public functions |
| 1057 | */ |
| 1058 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1059 | /* |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 1060 | * Fabric module stop -- stop FCS actions |
| 1061 | */ |
| 1062 | void |
| 1063 | bfa_fcs_fabric_modstop(struct bfa_fcs_s *fcs) |
| 1064 | { |
| 1065 | struct bfa_fcs_fabric_s *fabric; |
| 1066 | |
| 1067 | bfa_trc(fcs, 0); |
| 1068 | fabric = &fcs->fabric; |
| 1069 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_STOP); |
| 1070 | } |
| 1071 | |
| 1072 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1073 | * Fabric module start -- kick starts FCS actions |
| 1074 | */ |
| 1075 | void |
| 1076 | bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs) |
| 1077 | { |
| 1078 | struct bfa_fcs_fabric_s *fabric; |
| 1079 | |
| 1080 | bfa_trc(fcs, 0); |
| 1081 | fabric = &fcs->fabric; |
| 1082 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_START); |
| 1083 | } |
| 1084 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1085 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1086 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1087 | * Link up notification from BFA physical port module. |
| 1088 | */ |
| 1089 | void |
| 1090 | bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric) |
| 1091 | { |
| 1092 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 1093 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_UP); |
| 1094 | } |
| 1095 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1096 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1097 | * Link down notification from BFA physical port module. |
| 1098 | */ |
| 1099 | void |
| 1100 | bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric) |
| 1101 | { |
| 1102 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
| 1103 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_DOWN); |
| 1104 | } |
| 1105 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1106 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1107 | * A child vport is being created in the fabric. |
| 1108 | * |
| 1109 | * Call from vport module at vport creation. A list of base port and vports |
| 1110 | * belonging to a fabric is maintained to propagate link events. |
| 1111 | * |
| 1112 | * param[in] fabric - Fabric instance. This can be a base fabric or vf. |
| 1113 | * param[in] vport - Vport being created. |
| 1114 | * |
| 1115 | * @return None (always succeeds) |
| 1116 | */ |
| 1117 | void |
| 1118 | bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric, |
| 1119 | struct bfa_fcs_vport_s *vport) |
| 1120 | { |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1121 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1122 | * - add vport to fabric's vport_q |
| 1123 | */ |
| 1124 | bfa_trc(fabric->fcs, fabric->vf_id); |
| 1125 | |
| 1126 | list_add_tail(&vport->qe, &fabric->vport_q); |
| 1127 | fabric->num_vports++; |
| 1128 | bfa_wc_up(&fabric->wc); |
| 1129 | } |
| 1130 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1131 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1132 | * A child vport is being deleted from fabric. |
| 1133 | * |
| 1134 | * Vport is being deleted. |
| 1135 | */ |
| 1136 | void |
| 1137 | bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric, |
| 1138 | struct bfa_fcs_vport_s *vport) |
| 1139 | { |
| 1140 | list_del(&vport->qe); |
| 1141 | fabric->num_vports--; |
| 1142 | bfa_wc_down(&fabric->wc); |
| 1143 | } |
| 1144 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1145 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1146 | /* |
Lucas De Marchi | 25985ed | 2011-03-30 22:57:33 -0300 | [diff] [blame] | 1147 | * Lookup for a vport within a fabric given its pwwn |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1148 | */ |
| 1149 | struct bfa_fcs_vport_s * |
| 1150 | bfa_fcs_fabric_vport_lookup(struct bfa_fcs_fabric_s *fabric, wwn_t pwwn) |
| 1151 | { |
| 1152 | struct bfa_fcs_vport_s *vport; |
| 1153 | struct list_head *qe; |
| 1154 | |
| 1155 | list_for_each(qe, &fabric->vport_q) { |
| 1156 | vport = (struct bfa_fcs_vport_s *) qe; |
| 1157 | if (bfa_fcs_lport_get_pwwn(&vport->lport) == pwwn) |
| 1158 | return vport; |
| 1159 | } |
| 1160 | |
| 1161 | return NULL; |
| 1162 | } |
| 1163 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1164 | |
| 1165 | /* |
| 1166 | * Get OUI of the attached switch. |
| 1167 | * |
| 1168 | * Note : Use of this function should be avoided as much as possible. |
| 1169 | * This function should be used only if there is any requirement |
| 1170 | * to check for FOS version below 6.3. |
| 1171 | * To check if the attached fabric is a brocade fabric, use |
| 1172 | * bfa_lps_is_brcd_fabric() which works for FOS versions 6.3 |
| 1173 | * or above only. |
| 1174 | */ |
| 1175 | |
| 1176 | u16 |
| 1177 | bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric) |
| 1178 | { |
| 1179 | wwn_t fab_nwwn; |
| 1180 | u8 *tmp; |
| 1181 | u16 oui; |
| 1182 | |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 1183 | fab_nwwn = fabric->lps->pr_nwwn; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1184 | |
| 1185 | tmp = (u8 *)&fab_nwwn; |
| 1186 | oui = (tmp[3] << 8) | tmp[4]; |
| 1187 | |
| 1188 | return oui; |
| 1189 | } |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1190 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1191 | * Unsolicited frame receive handling. |
| 1192 | */ |
| 1193 | void |
| 1194 | bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, |
| 1195 | u16 len) |
| 1196 | { |
| 1197 | u32 pid = fchs->d_id; |
| 1198 | struct bfa_fcs_vport_s *vport; |
| 1199 | struct list_head *qe; |
| 1200 | struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); |
| 1201 | struct fc_logi_s *flogi = (struct fc_logi_s *) els_cmd; |
| 1202 | |
| 1203 | bfa_trc(fabric->fcs, len); |
| 1204 | bfa_trc(fabric->fcs, pid); |
| 1205 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1206 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1207 | * Look for our own FLOGI frames being looped back. This means an |
| 1208 | * external loopback cable is in place. Our own FLOGI frames are |
| 1209 | * sometimes looped back when switch port gets temporarily bypassed. |
| 1210 | */ |
Maggie Zhang | f16a175 | 2010-12-09 19:12:32 -0800 | [diff] [blame] | 1211 | if ((pid == bfa_ntoh3b(FC_FABRIC_PORT)) && |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1212 | (els_cmd->els_code == FC_ELS_FLOGI) && |
| 1213 | (flogi->port_name == bfa_fcs_lport_get_pwwn(&fabric->bport))) { |
| 1214 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LOOPBACK); |
| 1215 | return; |
| 1216 | } |
| 1217 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1218 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1219 | * FLOGI/EVFP exchanges should be consumed by base fabric. |
| 1220 | */ |
Maggie Zhang | f16a175 | 2010-12-09 19:12:32 -0800 | [diff] [blame] | 1221 | if (fchs->d_id == bfa_hton3b(FC_FABRIC_PORT)) { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1222 | bfa_trc(fabric->fcs, pid); |
| 1223 | bfa_fcs_fabric_process_uf(fabric, fchs, len); |
| 1224 | return; |
| 1225 | } |
| 1226 | |
| 1227 | if (fabric->bport.pid == pid) { |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1228 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1229 | * All authentication frames should be routed to auth |
| 1230 | */ |
| 1231 | bfa_trc(fabric->fcs, els_cmd->els_code); |
| 1232 | if (els_cmd->els_code == FC_ELS_AUTH) { |
| 1233 | bfa_trc(fabric->fcs, els_cmd->els_code); |
| 1234 | return; |
| 1235 | } |
| 1236 | |
| 1237 | bfa_trc(fabric->fcs, *(u8 *) ((u8 *) fchs)); |
| 1238 | bfa_fcs_lport_uf_recv(&fabric->bport, fchs, len); |
| 1239 | return; |
| 1240 | } |
| 1241 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1242 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1243 | * look for a matching local port ID |
| 1244 | */ |
| 1245 | list_for_each(qe, &fabric->vport_q) { |
| 1246 | vport = (struct bfa_fcs_vport_s *) qe; |
| 1247 | if (vport->lport.pid == pid) { |
| 1248 | bfa_fcs_lport_uf_recv(&vport->lport, fchs, len); |
| 1249 | return; |
| 1250 | } |
| 1251 | } |
Krishna Gudipati | 61ba439 | 2012-08-22 19:52:58 -0700 | [diff] [blame] | 1252 | |
| 1253 | if (!bfa_fcs_fabric_is_switched(fabric)) |
| 1254 | bfa_fcs_lport_uf_recv(&fabric->bport, fchs, len); |
| 1255 | |
| 1256 | bfa_trc(fabric->fcs, fchs->type); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1257 | } |
| 1258 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1259 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1260 | * Unsolicited frames to be processed by fabric. |
| 1261 | */ |
| 1262 | static void |
| 1263 | bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, |
| 1264 | u16 len) |
| 1265 | { |
| 1266 | struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); |
| 1267 | |
| 1268 | bfa_trc(fabric->fcs, els_cmd->els_code); |
| 1269 | |
| 1270 | switch (els_cmd->els_code) { |
| 1271 | case FC_ELS_FLOGI: |
| 1272 | bfa_fcs_fabric_process_flogi(fabric, fchs, len); |
| 1273 | break; |
| 1274 | |
| 1275 | default: |
| 1276 | /* |
| 1277 | * need to generate a LS_RJT |
| 1278 | */ |
| 1279 | break; |
| 1280 | } |
| 1281 | } |
| 1282 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1283 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1284 | * Process incoming FLOGI |
| 1285 | */ |
| 1286 | static void |
| 1287 | bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric, |
| 1288 | struct fchs_s *fchs, u16 len) |
| 1289 | { |
| 1290 | struct fc_logi_s *flogi = (struct fc_logi_s *) (fchs + 1); |
| 1291 | struct bfa_fcs_lport_s *bport = &fabric->bport; |
| 1292 | |
| 1293 | bfa_trc(fabric->fcs, fchs->s_id); |
| 1294 | |
| 1295 | fabric->stats.flogi_rcvd++; |
| 1296 | /* |
| 1297 | * Check port type. It should be 0 = n-port. |
| 1298 | */ |
| 1299 | if (flogi->csp.port_type) { |
| 1300 | /* |
| 1301 | * @todo: may need to send a LS_RJT |
| 1302 | */ |
| 1303 | bfa_trc(fabric->fcs, flogi->port_name); |
| 1304 | fabric->stats.flogi_rejected++; |
| 1305 | return; |
| 1306 | } |
| 1307 | |
Jing Huang | ba816ea | 2010-10-18 17:10:50 -0700 | [diff] [blame] | 1308 | fabric->bb_credit = be16_to_cpu(flogi->csp.bbcred); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1309 | bport->port_topo.pn2n.rem_port_wwn = flogi->port_name; |
| 1310 | bport->port_topo.pn2n.reply_oxid = fchs->ox_id; |
| 1311 | |
| 1312 | /* |
| 1313 | * Send a Flogi Acc |
| 1314 | */ |
| 1315 | bfa_fcs_fabric_send_flogi_acc(fabric); |
| 1316 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC); |
| 1317 | } |
| 1318 | |
| 1319 | static void |
| 1320 | bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric) |
| 1321 | { |
| 1322 | struct bfa_lport_cfg_s *pcfg = &fabric->bport.port_cfg; |
| 1323 | struct bfa_fcs_lport_n2n_s *n2n_port = &fabric->bport.port_topo.pn2n; |
| 1324 | struct bfa_s *bfa = fabric->fcs->bfa; |
| 1325 | struct bfa_fcxp_s *fcxp; |
| 1326 | u16 reqlen; |
| 1327 | struct fchs_s fchs; |
| 1328 | |
Krishna Gudipati | c3f1b12 | 2012-08-22 19:51:08 -0700 | [diff] [blame] | 1329 | fcxp = bfa_fcs_fcxp_alloc(fabric->fcs, BFA_FALSE); |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1330 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1331 | * Do not expect this failure -- expect remote node to retry |
| 1332 | */ |
| 1333 | if (!fcxp) |
| 1334 | return; |
| 1335 | |
| 1336 | reqlen = fc_flogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
Maggie Zhang | f16a175 | 2010-12-09 19:12:32 -0800 | [diff] [blame] | 1337 | bfa_hton3b(FC_FABRIC_PORT), |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1338 | n2n_port->reply_oxid, pcfg->pwwn, |
| 1339 | pcfg->nwwn, |
| 1340 | bfa_fcport_get_maxfrsize(bfa), |
Vijaya Mohan Guvva | bbe37a6 | 2013-05-13 02:33:19 -0700 | [diff] [blame] | 1341 | bfa_fcport_get_rx_bbcredit(bfa), 0); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1342 | |
Krishna Gudipati | 3fd4598 | 2011-06-24 20:24:08 -0700 | [diff] [blame] | 1343 | bfa_fcxp_send(fcxp, NULL, fabric->vf_id, fabric->lps->bfa_tag, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1344 | BFA_FALSE, FC_CLASS_3, |
| 1345 | reqlen, &fchs, bfa_fcs_fabric_flogiacc_comp, fabric, |
| 1346 | FC_MAX_PDUSZ, 0); |
| 1347 | } |
| 1348 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1349 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1350 | * Flogi Acc completion callback. |
| 1351 | */ |
| 1352 | static void |
| 1353 | bfa_fcs_fabric_flogiacc_comp(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, |
| 1354 | bfa_status_t status, u32 rsp_len, |
| 1355 | u32 resid_len, struct fchs_s *rspfchs) |
| 1356 | { |
| 1357 | struct bfa_fcs_fabric_s *fabric = cbarg; |
| 1358 | |
| 1359 | bfa_trc(fabric->fcs, status); |
| 1360 | } |
| 1361 | |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 1362 | |
| 1363 | /* |
| 1364 | * Send AEN notification |
| 1365 | */ |
| 1366 | static void |
| 1367 | bfa_fcs_fabric_aen_post(struct bfa_fcs_lport_s *port, |
| 1368 | enum bfa_port_aen_event event) |
| 1369 | { |
| 1370 | struct bfad_s *bfad = (struct bfad_s *)port->fabric->fcs->bfad; |
| 1371 | struct bfa_aen_entry_s *aen_entry; |
| 1372 | |
| 1373 | bfad_get_aen_entry(bfad, aen_entry); |
| 1374 | if (!aen_entry) |
| 1375 | return; |
| 1376 | |
| 1377 | aen_entry->aen_data.port.pwwn = bfa_fcs_lport_get_pwwn(port); |
| 1378 | aen_entry->aen_data.port.fwwn = bfa_fcs_lport_get_fabric_name(port); |
| 1379 | |
| 1380 | /* Send the AEN notification */ |
| 1381 | bfad_im_post_vendor_event(aen_entry, bfad, ++port->fcs->fcs_aen_seq, |
| 1382 | BFA_AEN_CAT_PORT, event); |
| 1383 | } |
| 1384 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1385 | /* |
| 1386 | * |
| 1387 | * @param[in] fabric - fabric |
| 1388 | * @param[in] wwn_t - new fabric name |
| 1389 | * |
| 1390 | * @return - none |
| 1391 | */ |
| 1392 | void |
| 1393 | bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric, |
| 1394 | wwn_t fabric_name) |
| 1395 | { |
| 1396 | struct bfad_s *bfad = (struct bfad_s *)fabric->fcs->bfad; |
| 1397 | char pwwn_ptr[BFA_STRING_32]; |
| 1398 | char fwwn_ptr[BFA_STRING_32]; |
| 1399 | |
| 1400 | bfa_trc(fabric->fcs, fabric_name); |
| 1401 | |
| 1402 | if (fabric->fabric_name == 0) { |
| 1403 | /* |
| 1404 | * With BRCD switches, we don't get Fabric Name in FLOGI. |
| 1405 | * Don't generate a fabric name change event in this case. |
| 1406 | */ |
| 1407 | fabric->fabric_name = fabric_name; |
| 1408 | } else { |
| 1409 | fabric->fabric_name = fabric_name; |
| 1410 | wwn2str(pwwn_ptr, bfa_fcs_lport_get_pwwn(&fabric->bport)); |
| 1411 | wwn2str(fwwn_ptr, |
| 1412 | bfa_fcs_lport_get_fabric_name(&fabric->bport)); |
Jing Huang | 8816624 | 2010-12-09 17:11:53 -0800 | [diff] [blame] | 1413 | BFA_LOG(KERN_WARNING, bfad, bfa_log_level, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1414 | "Base port WWN = %s Fabric WWN = %s\n", |
| 1415 | pwwn_ptr, fwwn_ptr); |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 1416 | bfa_fcs_fabric_aen_post(&fabric->bport, |
| 1417 | BFA_PORT_AEN_FABRIC_NAME_CHANGE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1418 | } |
| 1419 | } |
| 1420 | |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 1421 | void |
| 1422 | bfa_cb_lps_flogo_comp(void *bfad, void *uarg) |
| 1423 | { |
| 1424 | struct bfa_fcs_fabric_s *fabric = uarg; |
| 1425 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LOGOCOMP); |
| 1426 | } |
| 1427 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1428 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1429 | * Returns FCS vf structure for a given vf_id. |
| 1430 | * |
| 1431 | * param[in] vf_id - VF_ID |
| 1432 | * |
| 1433 | * return |
| 1434 | * If lookup succeeds, retuns fcs vf object, otherwise returns NULL |
| 1435 | */ |
| 1436 | bfa_fcs_vf_t * |
| 1437 | bfa_fcs_vf_lookup(struct bfa_fcs_s *fcs, u16 vf_id) |
| 1438 | { |
| 1439 | bfa_trc(fcs, vf_id); |
| 1440 | if (vf_id == FC_VF_ID_NULL) |
| 1441 | return &fcs->fabric; |
| 1442 | |
| 1443 | return NULL; |
| 1444 | } |
| 1445 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1446 | /* |
Krishna Gudipati | b85daaf | 2011-06-13 15:55:11 -0700 | [diff] [blame] | 1447 | * Return the list of local logical ports present in the given VF. |
| 1448 | * |
| 1449 | * @param[in] vf vf for which logical ports are returned |
| 1450 | * @param[out] lpwwn returned logical port wwn list |
| 1451 | * @param[in,out] nlports in:size of lpwwn list; |
| 1452 | * out:total elements present, |
| 1453 | * actual elements returned is limited by the size |
| 1454 | */ |
| 1455 | void |
| 1456 | bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t lpwwn[], int *nlports) |
| 1457 | { |
| 1458 | struct list_head *qe; |
| 1459 | struct bfa_fcs_vport_s *vport; |
| 1460 | int i = 0; |
| 1461 | struct bfa_fcs_s *fcs; |
| 1462 | |
| 1463 | if (vf == NULL || lpwwn == NULL || *nlports == 0) |
| 1464 | return; |
| 1465 | |
| 1466 | fcs = vf->fcs; |
| 1467 | |
| 1468 | bfa_trc(fcs, vf->vf_id); |
| 1469 | bfa_trc(fcs, (uint32_t) *nlports); |
| 1470 | |
| 1471 | lpwwn[i++] = vf->bport.port_cfg.pwwn; |
| 1472 | |
| 1473 | list_for_each(qe, &vf->vport_q) { |
| 1474 | if (i >= *nlports) |
| 1475 | break; |
| 1476 | |
| 1477 | vport = (struct bfa_fcs_vport_s *) qe; |
| 1478 | lpwwn[i++] = vport->lport.port_cfg.pwwn; |
| 1479 | } |
| 1480 | |
| 1481 | bfa_trc(fcs, i); |
| 1482 | *nlports = i; |
| 1483 | } |
| 1484 | |
| 1485 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1486 | * BFA FCS PPORT ( physical port) |
| 1487 | */ |
| 1488 | static void |
| 1489 | bfa_fcs_port_event_handler(void *cbarg, enum bfa_port_linkstate event) |
| 1490 | { |
| 1491 | struct bfa_fcs_s *fcs = cbarg; |
| 1492 | |
| 1493 | bfa_trc(fcs, event); |
| 1494 | |
| 1495 | switch (event) { |
| 1496 | case BFA_PORT_LINKUP: |
| 1497 | bfa_fcs_fabric_link_up(&fcs->fabric); |
| 1498 | break; |
| 1499 | |
| 1500 | case BFA_PORT_LINKDOWN: |
| 1501 | bfa_fcs_fabric_link_down(&fcs->fabric); |
| 1502 | break; |
| 1503 | |
| 1504 | default: |
Jing Huang | d4b671c5 | 2010-12-26 21:46:35 -0800 | [diff] [blame] | 1505 | WARN_ON(1); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1506 | } |
| 1507 | } |
| 1508 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1509 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1510 | * BFA FCS UF ( Unsolicited Frames) |
| 1511 | */ |
| 1512 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1513 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1514 | * BFA callback for unsolicited frame receive handler. |
| 1515 | * |
| 1516 | * @param[in] cbarg callback arg for receive handler |
| 1517 | * @param[in] uf unsolicited frame descriptor |
| 1518 | * |
| 1519 | * @return None |
| 1520 | */ |
| 1521 | static void |
| 1522 | bfa_fcs_uf_recv(void *cbarg, struct bfa_uf_s *uf) |
| 1523 | { |
| 1524 | struct bfa_fcs_s *fcs = (struct bfa_fcs_s *) cbarg; |
| 1525 | struct fchs_s *fchs = bfa_uf_get_frmbuf(uf); |
| 1526 | u16 len = bfa_uf_get_frmlen(uf); |
| 1527 | struct fc_vft_s *vft; |
| 1528 | struct bfa_fcs_fabric_s *fabric; |
| 1529 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1530 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1531 | * check for VFT header |
| 1532 | */ |
| 1533 | if (fchs->routing == FC_RTG_EXT_HDR && |
| 1534 | fchs->cat_info == FC_CAT_VFT_HDR) { |
| 1535 | bfa_stats(fcs, uf.tagged); |
| 1536 | vft = bfa_uf_get_frmbuf(uf); |
| 1537 | if (fcs->port_vfid == vft->vf_id) |
| 1538 | fabric = &fcs->fabric; |
| 1539 | else |
| 1540 | fabric = bfa_fcs_vf_lookup(fcs, (u16) vft->vf_id); |
| 1541 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1542 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1543 | * drop frame if vfid is unknown |
| 1544 | */ |
| 1545 | if (!fabric) { |
Jing Huang | d4b671c5 | 2010-12-26 21:46:35 -0800 | [diff] [blame] | 1546 | WARN_ON(1); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1547 | bfa_stats(fcs, uf.vfid_unknown); |
| 1548 | bfa_uf_free(uf); |
| 1549 | return; |
| 1550 | } |
| 1551 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1552 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1553 | * skip vft header |
| 1554 | */ |
| 1555 | fchs = (struct fchs_s *) (vft + 1); |
| 1556 | len -= sizeof(struct fc_vft_s); |
| 1557 | |
| 1558 | bfa_trc(fcs, vft->vf_id); |
| 1559 | } else { |
| 1560 | bfa_stats(fcs, uf.untagged); |
| 1561 | fabric = &fcs->fabric; |
| 1562 | } |
| 1563 | |
| 1564 | bfa_trc(fcs, ((u32 *) fchs)[0]); |
| 1565 | bfa_trc(fcs, ((u32 *) fchs)[1]); |
| 1566 | bfa_trc(fcs, ((u32 *) fchs)[2]); |
| 1567 | bfa_trc(fcs, ((u32 *) fchs)[3]); |
| 1568 | bfa_trc(fcs, ((u32 *) fchs)[4]); |
| 1569 | bfa_trc(fcs, ((u32 *) fchs)[5]); |
| 1570 | bfa_trc(fcs, len); |
| 1571 | |
| 1572 | bfa_fcs_fabric_uf_recv(fabric, fchs, len); |
| 1573 | bfa_uf_free(uf); |
| 1574 | } |
| 1575 | |
Christoph Hellwig | 984dc46 | 2017-01-08 10:41:15 +0100 | [diff] [blame] | 1576 | /* |
| 1577 | * fcs attach -- called once to initialize data structures at driver attach time |
| 1578 | */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1579 | void |
Christoph Hellwig | 984dc46 | 2017-01-08 10:41:15 +0100 | [diff] [blame] | 1580 | bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad, |
| 1581 | bfa_boolean_t min_cfg) |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1582 | { |
Christoph Hellwig | 984dc46 | 2017-01-08 10:41:15 +0100 | [diff] [blame] | 1583 | struct bfa_fcs_fabric_s *fabric = &fcs->fabric; |
| 1584 | |
| 1585 | fcs->bfa = bfa; |
| 1586 | fcs->bfad = bfad; |
| 1587 | fcs->min_cfg = min_cfg; |
| 1588 | fcs->num_rport_logins = 0; |
| 1589 | |
| 1590 | bfa->fcs = BFA_TRUE; |
| 1591 | fcbuild_init(); |
| 1592 | |
| 1593 | bfa_fcport_event_register(fcs->bfa, bfa_fcs_port_event_handler, fcs); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1594 | bfa_uf_recv_register(fcs->bfa, bfa_fcs_uf_recv, fcs); |
Christoph Hellwig | 984dc46 | 2017-01-08 10:41:15 +0100 | [diff] [blame] | 1595 | |
| 1596 | memset(fabric, 0, sizeof(struct bfa_fcs_fabric_s)); |
| 1597 | |
| 1598 | /* |
| 1599 | * Initialize base fabric. |
| 1600 | */ |
| 1601 | fabric->fcs = fcs; |
| 1602 | INIT_LIST_HEAD(&fabric->vport_q); |
| 1603 | INIT_LIST_HEAD(&fabric->vf_q); |
| 1604 | fabric->lps = bfa_lps_alloc(fcs->bfa); |
| 1605 | WARN_ON(!fabric->lps); |
| 1606 | |
| 1607 | /* |
| 1608 | * Initialize fabric delete completion handler. Fabric deletion is |
| 1609 | * complete when the last vport delete is complete. |
| 1610 | */ |
| 1611 | bfa_wc_init(&fabric->wc, bfa_fcs_fabric_delete_comp, fabric); |
| 1612 | bfa_wc_up(&fabric->wc); /* For the base port */ |
| 1613 | |
| 1614 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit); |
| 1615 | bfa_fcs_lport_attach(&fabric->bport, fabric->fcs, FC_VF_ID_NULL, NULL); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1616 | } |