James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 1 | /******************************************************************* |
| 2 | * This file is part of the Emulex Linux Device Driver for * |
| 3 | * Fibre Channel Host Bus Adapters. * |
| 4 | * Copyright (C) 2009 Emulex. All rights reserved. * |
| 5 | * EMULEX and SLI are trademarks of Emulex. * |
| 6 | * www.emulex.com * |
| 7 | * * |
| 8 | * This program is free software; you can redistribute it and/or * |
| 9 | * modify it under the terms of version 2 of the GNU General * |
| 10 | * Public License as published by the Free Software Foundation. * |
| 11 | * This program is distributed in the hope that it will be useful. * |
| 12 | * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * |
| 13 | * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * |
| 14 | * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * |
| 15 | * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * |
| 16 | * TO BE LEGALLY INVALID. See the GNU General Public License for * |
| 17 | * more details, a copy of which can be found in the file COPYING * |
| 18 | * included with this package. * |
| 19 | *******************************************************************/ |
| 20 | |
| 21 | #define LPFC_ACTIVE_MBOX_WAIT_CNT 100 |
| 22 | #define LPFC_RELEASE_NOTIFICATION_INTERVAL 32 |
| 23 | #define LPFC_GET_QE_REL_INT 32 |
| 24 | #define LPFC_RPI_LOW_WATER_MARK 10 |
James Smart | ecfd03c | 2010-02-12 14:41:27 -0500 | [diff] [blame] | 25 | |
| 26 | /* Amount of time in seconds for waiting FCF rediscovery to complete */ |
| 27 | #define LPFC_FCF_REDISCOVER_WAIT_TMO 2000 /* msec */ |
| 28 | |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 29 | /* Number of SGL entries can be posted in a 4KB nonembedded mbox command */ |
| 30 | #define LPFC_NEMBED_MBOX_SGL_CNT 254 |
| 31 | |
| 32 | /* Multi-queue arrangement for fast-path FCP work queues */ |
| 33 | #define LPFC_FN_EQN_MAX 8 |
| 34 | #define LPFC_SP_EQN_DEF 1 |
James Smart | def9c7a | 2009-12-21 17:02:28 -0500 | [diff] [blame] | 35 | #define LPFC_FP_EQN_DEF 4 |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 36 | #define LPFC_FP_EQN_MIN 1 |
| 37 | #define LPFC_FP_EQN_MAX (LPFC_FN_EQN_MAX - LPFC_SP_EQN_DEF) |
| 38 | |
| 39 | #define LPFC_FN_WQN_MAX 32 |
| 40 | #define LPFC_SP_WQN_DEF 1 |
| 41 | #define LPFC_FP_WQN_DEF 4 |
| 42 | #define LPFC_FP_WQN_MIN 1 |
| 43 | #define LPFC_FP_WQN_MAX (LPFC_FN_WQN_MAX - LPFC_SP_WQN_DEF) |
| 44 | |
| 45 | /* |
| 46 | * Provide the default FCF Record attributes used by the driver |
| 47 | * when nonFIP mode is configured and there is no other default |
| 48 | * FCF Record attributes. |
| 49 | */ |
| 50 | #define LPFC_FCOE_FCF_DEF_INDEX 0 |
| 51 | #define LPFC_FCOE_FCF_GET_FIRST 0xFFFF |
| 52 | #define LPFC_FCOE_FCF_NEXT_NONE 0xFFFF |
| 53 | |
| 54 | /* First 3 bytes of default FCF MAC is specified by FC_MAP */ |
| 55 | #define LPFC_FCOE_FCF_MAC3 0xFF |
| 56 | #define LPFC_FCOE_FCF_MAC4 0xFF |
| 57 | #define LPFC_FCOE_FCF_MAC5 0xFE |
| 58 | #define LPFC_FCOE_FCF_MAP0 0x0E |
| 59 | #define LPFC_FCOE_FCF_MAP1 0xFC |
| 60 | #define LPFC_FCOE_FCF_MAP2 0x00 |
| 61 | #define LPFC_FCOE_MAX_RCV_SIZE 0x5AC |
| 62 | #define LPFC_FCOE_FKA_ADV_PER 0 |
| 63 | #define LPFC_FCOE_FIP_PRIORITY 0x80 |
| 64 | |
James Smart | 6669f9b | 2009-10-02 15:16:45 -0400 | [diff] [blame] | 65 | #define sli4_sid_from_fc_hdr(fc_hdr) \ |
| 66 | ((fc_hdr)->fh_s_id[0] << 16 | \ |
| 67 | (fc_hdr)->fh_s_id[1] << 8 | \ |
| 68 | (fc_hdr)->fh_s_id[2]) |
| 69 | |
James Smart | 5ffc266 | 2009-11-18 15:39:44 -0500 | [diff] [blame] | 70 | #define sli4_fctl_from_fc_hdr(fc_hdr) \ |
| 71 | ((fc_hdr)->fh_f_ctl[0] << 16 | \ |
| 72 | (fc_hdr)->fh_f_ctl[1] << 8 | \ |
| 73 | (fc_hdr)->fh_f_ctl[2]) |
| 74 | |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 75 | enum lpfc_sli4_queue_type { |
| 76 | LPFC_EQ, |
| 77 | LPFC_GCQ, |
| 78 | LPFC_MCQ, |
| 79 | LPFC_WCQ, |
| 80 | LPFC_RCQ, |
| 81 | LPFC_MQ, |
| 82 | LPFC_WQ, |
| 83 | LPFC_HRQ, |
| 84 | LPFC_DRQ |
| 85 | }; |
| 86 | |
| 87 | /* The queue sub-type defines the functional purpose of the queue */ |
| 88 | enum lpfc_sli4_queue_subtype { |
| 89 | LPFC_NONE, |
| 90 | LPFC_MBOX, |
| 91 | LPFC_FCP, |
| 92 | LPFC_ELS, |
| 93 | LPFC_USOL |
| 94 | }; |
| 95 | |
| 96 | union sli4_qe { |
| 97 | void *address; |
| 98 | struct lpfc_eqe *eqe; |
| 99 | struct lpfc_cqe *cqe; |
| 100 | struct lpfc_mcqe *mcqe; |
| 101 | struct lpfc_wcqe_complete *wcqe_complete; |
| 102 | struct lpfc_wcqe_release *wcqe_release; |
| 103 | struct sli4_wcqe_xri_aborted *wcqe_xri_aborted; |
| 104 | struct lpfc_rcqe_complete *rcqe_complete; |
| 105 | struct lpfc_mqe *mqe; |
| 106 | union lpfc_wqe *wqe; |
| 107 | struct lpfc_rqe *rqe; |
| 108 | }; |
| 109 | |
| 110 | struct lpfc_queue { |
| 111 | struct list_head list; |
| 112 | enum lpfc_sli4_queue_type type; |
| 113 | enum lpfc_sli4_queue_subtype subtype; |
| 114 | struct lpfc_hba *phba; |
| 115 | struct list_head child_list; |
| 116 | uint32_t entry_count; /* Number of entries to support on the queue */ |
| 117 | uint32_t entry_size; /* Size of each queue entry. */ |
| 118 | uint32_t queue_id; /* Queue ID assigned by the hardware */ |
| 119 | struct list_head page_list; |
| 120 | uint32_t page_count; /* Number of pages allocated for this queue */ |
| 121 | |
| 122 | uint32_t host_index; /* The host's index for putting or getting */ |
| 123 | uint32_t hba_index; /* The last known hba index for get or put */ |
| 124 | union sli4_qe qe[1]; /* array to index entries (must be last) */ |
| 125 | }; |
| 126 | |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 127 | struct lpfc_sli4_link { |
| 128 | uint8_t speed; |
| 129 | uint8_t duplex; |
| 130 | uint8_t status; |
| 131 | uint8_t physical; |
| 132 | uint8_t fault; |
James Smart | 65467b6 | 2010-01-26 23:08:29 -0500 | [diff] [blame] | 133 | uint16_t logical_speed; |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 134 | }; |
| 135 | |
James Smart | ecfd03c | 2010-02-12 14:41:27 -0500 | [diff] [blame] | 136 | struct lpfc_fcf_rec { |
| 137 | uint8_t fabric_name[8]; |
| 138 | uint8_t switch_name[8]; |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 139 | uint8_t mac_addr[6]; |
| 140 | uint16_t fcf_indx; |
James Smart | ecfd03c | 2010-02-12 14:41:27 -0500 | [diff] [blame] | 141 | uint32_t priority; |
| 142 | uint16_t vlan_id; |
| 143 | uint32_t addr_mode; |
| 144 | uint32_t flag; |
| 145 | #define BOOT_ENABLE 0x01 |
| 146 | #define RECORD_VALID 0x02 |
| 147 | }; |
| 148 | |
| 149 | struct lpfc_fcf { |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 150 | uint16_t fcfi; |
| 151 | uint32_t fcf_flag; |
| 152 | #define FCF_AVAILABLE 0x01 /* FCF available for discovery */ |
| 153 | #define FCF_REGISTERED 0x02 /* FCF registered with FW */ |
James Smart | ecfd03c | 2010-02-12 14:41:27 -0500 | [diff] [blame] | 154 | #define FCF_SCAN_DONE 0x04 /* FCF table scan done */ |
| 155 | #define FCF_IN_USE 0x08 /* Atleast one discovery completed */ |
James Smart | 0c9ab6f | 2010-02-26 14:15:57 -0500 | [diff] [blame] | 156 | #define FCF_INIT_DISC 0x10 /* Initial FCF discovery */ |
| 157 | #define FCF_DEAD_DISC 0x20 /* FCF DEAD fast FCF failover discovery */ |
| 158 | #define FCF_ACVL_DISC 0x40 /* All CVL fast FCF failover discovery */ |
| 159 | #define FCF_DISCOVERY (FCF_INIT_DISC | FCF_DEAD_DISC | FCF_ACVL_DISC) |
| 160 | #define FCF_REDISC_PEND 0x80 /* FCF rediscovery pending */ |
| 161 | #define FCF_REDISC_EVT 0x100 /* FCF rediscovery event to worker thread */ |
| 162 | #define FCF_REDISC_FOV 0x200 /* Post FCF rediscovery fast failover */ |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 163 | uint32_t addr_mode; |
James Smart | 0c9ab6f | 2010-02-26 14:15:57 -0500 | [diff] [blame] | 164 | uint16_t fcf_rr_init_indx; |
James Smart | 999d813 | 2010-03-15 11:24:56 -0400 | [diff] [blame^] | 165 | uint32_t eligible_fcf_cnt; |
James Smart | ecfd03c | 2010-02-12 14:41:27 -0500 | [diff] [blame] | 166 | struct lpfc_fcf_rec current_rec; |
| 167 | struct lpfc_fcf_rec failover_rec; |
| 168 | struct timer_list redisc_wait; |
James Smart | 0c9ab6f | 2010-02-26 14:15:57 -0500 | [diff] [blame] | 169 | unsigned long *fcf_rr_bmask; /* Eligible FCF indexes for RR failover */ |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 170 | }; |
| 171 | |
James Smart | 0c9ab6f | 2010-02-26 14:15:57 -0500 | [diff] [blame] | 172 | /* |
| 173 | * Maximum FCF table index, it is for driver internal book keeping, it |
| 174 | * just needs to be no less than the supported HBA's FCF table size. |
| 175 | */ |
| 176 | #define LPFC_SLI4_FCF_TBL_INDX_MAX 32 |
| 177 | |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 178 | #define LPFC_REGION23_SIGNATURE "RG23" |
| 179 | #define LPFC_REGION23_VERSION 1 |
| 180 | #define LPFC_REGION23_LAST_REC 0xff |
James Smart | a0c87cb | 2009-07-19 10:01:10 -0400 | [diff] [blame] | 181 | #define DRIVER_SPECIFIC_TYPE 0xA2 |
| 182 | #define LINUX_DRIVER_ID 0x20 |
| 183 | #define PORT_STE_TYPE 0x1 |
| 184 | |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 185 | struct lpfc_fip_param_hdr { |
| 186 | uint8_t type; |
| 187 | #define FCOE_PARAM_TYPE 0xA0 |
| 188 | uint8_t length; |
| 189 | #define FCOE_PARAM_LENGTH 2 |
| 190 | uint8_t parm_version; |
| 191 | #define FIPP_VERSION 0x01 |
| 192 | uint8_t parm_flags; |
| 193 | #define lpfc_fip_param_hdr_fipp_mode_SHIFT 6 |
| 194 | #define lpfc_fip_param_hdr_fipp_mode_MASK 0x3 |
| 195 | #define lpfc_fip_param_hdr_fipp_mode_WORD parm_flags |
James Smart | 6a9c52c | 2009-10-02 15:16:51 -0400 | [diff] [blame] | 196 | #define FIPP_MODE_ON 0x1 |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 197 | #define FIPP_MODE_OFF 0x0 |
| 198 | #define FIPP_VLAN_VALID 0x1 |
| 199 | }; |
| 200 | |
| 201 | struct lpfc_fcoe_params { |
| 202 | uint8_t fc_map[3]; |
| 203 | uint8_t reserved1; |
| 204 | uint16_t vlan_tag; |
| 205 | uint8_t reserved[2]; |
| 206 | }; |
| 207 | |
| 208 | struct lpfc_fcf_conn_hdr { |
| 209 | uint8_t type; |
| 210 | #define FCOE_CONN_TBL_TYPE 0xA1 |
| 211 | uint8_t length; /* words */ |
| 212 | uint8_t reserved[2]; |
| 213 | }; |
| 214 | |
| 215 | struct lpfc_fcf_conn_rec { |
| 216 | uint16_t flags; |
| 217 | #define FCFCNCT_VALID 0x0001 |
| 218 | #define FCFCNCT_BOOT 0x0002 |
| 219 | #define FCFCNCT_PRIMARY 0x0004 /* if not set, Secondary */ |
| 220 | #define FCFCNCT_FBNM_VALID 0x0008 |
| 221 | #define FCFCNCT_SWNM_VALID 0x0010 |
| 222 | #define FCFCNCT_VLAN_VALID 0x0020 |
| 223 | #define FCFCNCT_AM_VALID 0x0040 |
| 224 | #define FCFCNCT_AM_PREFERRED 0x0080 /* if not set, AM Required */ |
| 225 | #define FCFCNCT_AM_SPMA 0x0100 /* if not set, FPMA */ |
| 226 | |
| 227 | uint16_t vlan_tag; |
| 228 | uint8_t fabric_name[8]; |
| 229 | uint8_t switch_name[8]; |
| 230 | }; |
| 231 | |
| 232 | struct lpfc_fcf_conn_entry { |
| 233 | struct list_head list; |
| 234 | struct lpfc_fcf_conn_rec conn_rec; |
| 235 | }; |
| 236 | |
| 237 | /* |
| 238 | * Define the host's bootstrap mailbox. This structure contains |
| 239 | * the member attributes needed to create, use, and destroy the |
| 240 | * bootstrap mailbox region. |
| 241 | * |
| 242 | * The macro definitions for the bmbx data structure are defined |
| 243 | * in lpfc_hw4.h with the register definition. |
| 244 | */ |
| 245 | struct lpfc_bmbx { |
| 246 | struct lpfc_dmabuf *dmabuf; |
| 247 | struct dma_address dma_address; |
| 248 | void *avirt; |
| 249 | dma_addr_t aphys; |
| 250 | uint32_t bmbx_size; |
| 251 | }; |
| 252 | |
| 253 | #define LPFC_EQE_SIZE LPFC_EQE_SIZE_4 |
| 254 | |
| 255 | #define LPFC_EQE_SIZE_4B 4 |
| 256 | #define LPFC_EQE_SIZE_16B 16 |
| 257 | #define LPFC_CQE_SIZE 16 |
| 258 | #define LPFC_WQE_SIZE 64 |
| 259 | #define LPFC_MQE_SIZE 256 |
| 260 | #define LPFC_RQE_SIZE 8 |
| 261 | |
| 262 | #define LPFC_EQE_DEF_COUNT 1024 |
| 263 | #define LPFC_CQE_DEF_COUNT 256 |
James Smart | f112668 | 2009-06-10 17:22:44 -0400 | [diff] [blame] | 264 | #define LPFC_WQE_DEF_COUNT 256 |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 265 | #define LPFC_MQE_DEF_COUNT 16 |
| 266 | #define LPFC_RQE_DEF_COUNT 512 |
| 267 | |
| 268 | #define LPFC_QUEUE_NOARM false |
| 269 | #define LPFC_QUEUE_REARM true |
| 270 | |
| 271 | |
| 272 | /* |
| 273 | * SLI4 CT field defines |
| 274 | */ |
| 275 | #define SLI4_CT_RPI 0 |
| 276 | #define SLI4_CT_VPI 1 |
| 277 | #define SLI4_CT_VFI 2 |
| 278 | #define SLI4_CT_FCFI 3 |
| 279 | |
James Smart | 28baac7 | 2010-02-12 14:42:03 -0500 | [diff] [blame] | 280 | #define LPFC_SLI4_FL1_MAX_SEGMENT_SIZE 0x10000 |
| 281 | #define LPFC_SLI4_FL1_MAX_BUF_SIZE 0X2000 |
| 282 | #define LPFC_SLI4_MIN_BUF_SIZE 0x400 |
| 283 | #define LPFC_SLI4_MAX_BUF_SIZE 0x20000 |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 284 | |
| 285 | /* |
| 286 | * SLI4 specific data structures |
| 287 | */ |
| 288 | struct lpfc_max_cfg_param { |
| 289 | uint16_t max_xri; |
| 290 | uint16_t xri_base; |
| 291 | uint16_t xri_used; |
| 292 | uint16_t max_rpi; |
| 293 | uint16_t rpi_base; |
| 294 | uint16_t rpi_used; |
| 295 | uint16_t max_vpi; |
| 296 | uint16_t vpi_base; |
| 297 | uint16_t vpi_used; |
| 298 | uint16_t max_vfi; |
| 299 | uint16_t vfi_base; |
| 300 | uint16_t vfi_used; |
| 301 | uint16_t max_fcfi; |
| 302 | uint16_t fcfi_base; |
| 303 | uint16_t fcfi_used; |
| 304 | uint16_t max_eq; |
| 305 | uint16_t max_rq; |
| 306 | uint16_t max_cq; |
| 307 | uint16_t max_wq; |
| 308 | }; |
| 309 | |
| 310 | struct lpfc_hba; |
| 311 | /* SLI4 HBA multi-fcp queue handler struct */ |
| 312 | struct lpfc_fcp_eq_hdl { |
| 313 | uint32_t idx; |
| 314 | struct lpfc_hba *phba; |
| 315 | }; |
| 316 | |
James Smart | 28baac7 | 2010-02-12 14:42:03 -0500 | [diff] [blame] | 317 | /* Port Capabilities for SLI4 Parameters */ |
| 318 | struct lpfc_pc_sli4_params { |
| 319 | uint32_t supported; |
| 320 | uint32_t if_type; |
| 321 | uint32_t sli_rev; |
| 322 | uint32_t sli_family; |
| 323 | uint32_t featurelevel_1; |
| 324 | uint32_t featurelevel_2; |
| 325 | uint32_t proto_types; |
| 326 | #define LPFC_SLI4_PROTO_FCOE 0x0000001 |
| 327 | #define LPFC_SLI4_PROTO_FC 0x0000002 |
| 328 | #define LPFC_SLI4_PROTO_NIC 0x0000004 |
| 329 | #define LPFC_SLI4_PROTO_ISCSI 0x0000008 |
| 330 | #define LPFC_SLI4_PROTO_RDMA 0x0000010 |
| 331 | uint32_t sge_supp_len; |
| 332 | uint32_t if_page_sz; |
| 333 | uint32_t rq_db_window; |
| 334 | uint32_t loopbk_scope; |
| 335 | uint32_t eq_pages_max; |
| 336 | uint32_t eqe_size; |
| 337 | uint32_t cq_pages_max; |
| 338 | uint32_t cqe_size; |
| 339 | uint32_t mq_pages_max; |
| 340 | uint32_t mqe_size; |
| 341 | uint32_t mq_elem_cnt; |
| 342 | uint32_t wq_pages_max; |
| 343 | uint32_t wqe_size; |
| 344 | uint32_t rq_pages_max; |
| 345 | uint32_t rqe_size; |
| 346 | uint32_t hdr_pages_max; |
| 347 | uint32_t hdr_size; |
| 348 | uint32_t hdr_pp_align; |
| 349 | uint32_t sgl_pages_max; |
| 350 | uint32_t sgl_pp_align; |
| 351 | }; |
| 352 | |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 353 | /* SLI4 HBA data structure entries */ |
| 354 | struct lpfc_sli4_hba { |
| 355 | void __iomem *conf_regs_memmap_p; /* Kernel memory mapped address for |
| 356 | PCI BAR0, config space registers */ |
| 357 | void __iomem *ctrl_regs_memmap_p; /* Kernel memory mapped address for |
| 358 | PCI BAR1, control registers */ |
| 359 | void __iomem *drbl_regs_memmap_p; /* Kernel memory mapped address for |
| 360 | PCI BAR2, doorbell registers */ |
| 361 | /* BAR0 PCI config space register memory map */ |
| 362 | void __iomem *UERRLOregaddr; /* Address to UERR_STATUS_LO register */ |
| 363 | void __iomem *UERRHIregaddr; /* Address to UERR_STATUS_HI register */ |
James Smart | a747c9c | 2009-11-18 15:41:10 -0500 | [diff] [blame] | 364 | void __iomem *UEMASKLOregaddr; /* Address to UE_MASK_LO register */ |
| 365 | void __iomem *UEMASKHIregaddr; /* Address to UE_MASK_HI register */ |
James Smart | 28baac7 | 2010-02-12 14:42:03 -0500 | [diff] [blame] | 366 | void __iomem *SLIINTFregaddr; /* Address to SLI_INTF register */ |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 367 | /* BAR1 FCoE function CSR register memory map */ |
| 368 | void __iomem *STAregaddr; /* Address to HST_STATE register */ |
| 369 | void __iomem *ISRregaddr; /* Address to HST_ISR register */ |
| 370 | void __iomem *IMRregaddr; /* Address to HST_IMR register */ |
| 371 | void __iomem *ISCRregaddr; /* Address to HST_ISCR register */ |
| 372 | /* BAR2 VF-0 doorbell register memory map */ |
| 373 | void __iomem *RQDBregaddr; /* Address to RQ_DOORBELL register */ |
| 374 | void __iomem *WQDBregaddr; /* Address to WQ_DOORBELL register */ |
| 375 | void __iomem *EQCQDBregaddr; /* Address to EQCQ_DOORBELL register */ |
| 376 | void __iomem *MQDBregaddr; /* Address to MQ_DOORBELL register */ |
| 377 | void __iomem *BMBXregaddr; /* Address to BootStrap MBX register */ |
| 378 | |
James Smart | a747c9c | 2009-11-18 15:41:10 -0500 | [diff] [blame] | 379 | uint32_t ue_mask_lo; |
| 380 | uint32_t ue_mask_hi; |
James Smart | 28baac7 | 2010-02-12 14:42:03 -0500 | [diff] [blame] | 381 | struct lpfc_register sli_intf; |
| 382 | struct lpfc_pc_sli4_params pc_sli4_params; |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 383 | struct msix_entry *msix_entries; |
| 384 | uint32_t cfg_eqn; |
| 385 | struct lpfc_fcp_eq_hdl *fcp_eq_hdl; /* FCP per-WQ handle */ |
| 386 | /* Pointers to the constructed SLI4 queues */ |
| 387 | struct lpfc_queue **fp_eq; /* Fast-path event queue */ |
| 388 | struct lpfc_queue *sp_eq; /* Slow-path event queue */ |
| 389 | struct lpfc_queue **fcp_wq;/* Fast-path FCP work queue */ |
| 390 | struct lpfc_queue *mbx_wq; /* Slow-path MBOX work queue */ |
| 391 | struct lpfc_queue *els_wq; /* Slow-path ELS work queue */ |
| 392 | struct lpfc_queue *hdr_rq; /* Slow-path Header Receive queue */ |
| 393 | struct lpfc_queue *dat_rq; /* Slow-path Data Receive queue */ |
| 394 | struct lpfc_queue **fcp_cq;/* Fast-path FCP compl queue */ |
| 395 | struct lpfc_queue *mbx_cq; /* Slow-path mailbox complete queue */ |
| 396 | struct lpfc_queue *els_cq; /* Slow-path ELS response complete queue */ |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 397 | |
| 398 | /* Setup information for various queue parameters */ |
| 399 | int eq_esize; |
| 400 | int eq_ecount; |
| 401 | int cq_esize; |
| 402 | int cq_ecount; |
| 403 | int wq_esize; |
| 404 | int wq_ecount; |
| 405 | int mq_esize; |
| 406 | int mq_ecount; |
| 407 | int rq_esize; |
| 408 | int rq_ecount; |
| 409 | #define LPFC_SP_EQ_MAX_INTR_SEC 10000 |
| 410 | #define LPFC_FP_EQ_MAX_INTR_SEC 10000 |
| 411 | |
| 412 | uint32_t intr_enable; |
| 413 | struct lpfc_bmbx bmbx; |
| 414 | struct lpfc_max_cfg_param max_cfg_param; |
| 415 | uint16_t next_xri; /* last_xri - max_cfg_param.xri_base = used */ |
| 416 | uint16_t next_rpi; |
| 417 | uint16_t scsi_xri_max; |
| 418 | uint16_t scsi_xri_cnt; |
| 419 | struct list_head lpfc_free_sgl_list; |
| 420 | struct list_head lpfc_sgl_list; |
| 421 | struct lpfc_sglq **lpfc_els_sgl_array; |
| 422 | struct list_head lpfc_abts_els_sgl_list; |
| 423 | struct lpfc_scsi_buf **lpfc_scsi_psb_array; |
| 424 | struct list_head lpfc_abts_scsi_buf_list; |
| 425 | uint32_t total_sglq_bufs; |
| 426 | struct lpfc_sglq **lpfc_sglq_active_list; |
| 427 | struct list_head lpfc_rpi_hdr_list; |
| 428 | unsigned long *rpi_bmask; |
| 429 | uint16_t rpi_count; |
| 430 | struct lpfc_sli4_flags sli4_flags; |
James Smart | 45ed119 | 2009-10-02 15:17:02 -0400 | [diff] [blame] | 431 | struct list_head sp_queue_event; |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 432 | struct list_head sp_cqe_event_pool; |
| 433 | struct list_head sp_asynce_work_queue; |
| 434 | struct list_head sp_fcp_xri_aborted_work_queue; |
| 435 | struct list_head sp_els_xri_aborted_work_queue; |
| 436 | struct list_head sp_unsol_work_queue; |
| 437 | struct lpfc_sli4_link link_state; |
| 438 | spinlock_t abts_scsi_buf_list_lock; /* list of aborted SCSI IOs */ |
| 439 | spinlock_t abts_sgl_list_lock; /* list of aborted els IOs */ |
| 440 | }; |
| 441 | |
| 442 | enum lpfc_sge_type { |
| 443 | GEN_BUFF_TYPE, |
| 444 | SCSI_BUFF_TYPE |
| 445 | }; |
| 446 | |
James Smart | 0f65ff6 | 2010-02-26 14:14:23 -0500 | [diff] [blame] | 447 | enum lpfc_sgl_state { |
| 448 | SGL_FREED, |
| 449 | SGL_ALLOCATED, |
| 450 | SGL_XRI_ABORTED |
| 451 | }; |
| 452 | |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 453 | struct lpfc_sglq { |
| 454 | /* lpfc_sglqs are used in double linked lists */ |
| 455 | struct list_head list; |
| 456 | struct list_head clist; |
| 457 | enum lpfc_sge_type buff_type; /* is this a scsi sgl */ |
James Smart | 0f65ff6 | 2010-02-26 14:14:23 -0500 | [diff] [blame] | 458 | enum lpfc_sgl_state state; |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 459 | uint16_t iotag; /* pre-assigned IO tag */ |
| 460 | uint16_t sli4_xritag; /* pre-assigned XRI, (OXID) tag. */ |
| 461 | struct sli4_sge *sgl; /* pre-assigned SGL */ |
| 462 | void *virt; /* virtual address. */ |
| 463 | dma_addr_t phys; /* physical address */ |
| 464 | }; |
| 465 | |
| 466 | struct lpfc_rpi_hdr { |
| 467 | struct list_head list; |
| 468 | uint32_t len; |
| 469 | struct lpfc_dmabuf *dmabuf; |
| 470 | uint32_t page_count; |
| 471 | uint32_t start_rpi; |
| 472 | }; |
| 473 | |
| 474 | /* |
| 475 | * SLI4 specific function prototypes |
| 476 | */ |
| 477 | int lpfc_pci_function_reset(struct lpfc_hba *); |
| 478 | int lpfc_sli4_hba_setup(struct lpfc_hba *); |
| 479 | int lpfc_sli4_hba_down(struct lpfc_hba *); |
| 480 | int lpfc_sli4_config(struct lpfc_hba *, struct lpfcMboxq *, uint8_t, |
| 481 | uint8_t, uint32_t, bool); |
| 482 | void lpfc_sli4_mbox_cmd_free(struct lpfc_hba *, struct lpfcMboxq *); |
| 483 | void lpfc_sli4_mbx_sge_set(struct lpfcMboxq *, uint32_t, dma_addr_t, uint32_t); |
| 484 | void lpfc_sli4_mbx_sge_get(struct lpfcMboxq *, uint32_t, |
| 485 | struct lpfc_mbx_sge *); |
James Smart | 0c9ab6f | 2010-02-26 14:15:57 -0500 | [diff] [blame] | 486 | int lpfc_sli4_mbx_read_fcf_rec(struct lpfc_hba *, struct lpfcMboxq *, |
| 487 | uint16_t); |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 488 | |
| 489 | void lpfc_sli4_hba_reset(struct lpfc_hba *); |
| 490 | struct lpfc_queue *lpfc_sli4_queue_alloc(struct lpfc_hba *, uint32_t, |
| 491 | uint32_t); |
| 492 | void lpfc_sli4_queue_free(struct lpfc_queue *); |
| 493 | uint32_t lpfc_eq_create(struct lpfc_hba *, struct lpfc_queue *, uint16_t); |
| 494 | uint32_t lpfc_cq_create(struct lpfc_hba *, struct lpfc_queue *, |
| 495 | struct lpfc_queue *, uint32_t, uint32_t); |
| 496 | uint32_t lpfc_mq_create(struct lpfc_hba *, struct lpfc_queue *, |
| 497 | struct lpfc_queue *, uint32_t); |
| 498 | uint32_t lpfc_wq_create(struct lpfc_hba *, struct lpfc_queue *, |
| 499 | struct lpfc_queue *, uint32_t); |
| 500 | uint32_t lpfc_rq_create(struct lpfc_hba *, struct lpfc_queue *, |
| 501 | struct lpfc_queue *, struct lpfc_queue *, uint32_t); |
| 502 | uint32_t lpfc_eq_destroy(struct lpfc_hba *, struct lpfc_queue *); |
| 503 | uint32_t lpfc_cq_destroy(struct lpfc_hba *, struct lpfc_queue *); |
| 504 | uint32_t lpfc_mq_destroy(struct lpfc_hba *, struct lpfc_queue *); |
| 505 | uint32_t lpfc_wq_destroy(struct lpfc_hba *, struct lpfc_queue *); |
| 506 | uint32_t lpfc_rq_destroy(struct lpfc_hba *, struct lpfc_queue *, |
| 507 | struct lpfc_queue *); |
| 508 | int lpfc_sli4_queue_setup(struct lpfc_hba *); |
| 509 | void lpfc_sli4_queue_unset(struct lpfc_hba *); |
| 510 | int lpfc_sli4_post_sgl(struct lpfc_hba *, dma_addr_t, dma_addr_t, uint16_t); |
| 511 | int lpfc_sli4_repost_scsi_sgl_list(struct lpfc_hba *); |
| 512 | int lpfc_sli4_remove_all_sgl_pages(struct lpfc_hba *); |
| 513 | uint16_t lpfc_sli4_next_xritag(struct lpfc_hba *); |
| 514 | int lpfc_sli4_post_async_mbox(struct lpfc_hba *); |
| 515 | int lpfc_sli4_post_sgl_list(struct lpfc_hba *phba); |
| 516 | int lpfc_sli4_post_scsi_sgl_block(struct lpfc_hba *, struct list_head *, int); |
| 517 | struct lpfc_cq_event *__lpfc_sli4_cq_event_alloc(struct lpfc_hba *); |
| 518 | struct lpfc_cq_event *lpfc_sli4_cq_event_alloc(struct lpfc_hba *); |
| 519 | void __lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *); |
| 520 | void lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *); |
| 521 | int lpfc_sli4_init_rpi_hdrs(struct lpfc_hba *); |
| 522 | int lpfc_sli4_post_rpi_hdr(struct lpfc_hba *, struct lpfc_rpi_hdr *); |
| 523 | int lpfc_sli4_post_all_rpi_hdrs(struct lpfc_hba *); |
| 524 | struct lpfc_rpi_hdr *lpfc_sli4_create_rpi_hdr(struct lpfc_hba *); |
| 525 | void lpfc_sli4_remove_rpi_hdrs(struct lpfc_hba *); |
| 526 | int lpfc_sli4_alloc_rpi(struct lpfc_hba *); |
| 527 | void lpfc_sli4_free_rpi(struct lpfc_hba *, int); |
| 528 | void lpfc_sli4_remove_rpis(struct lpfc_hba *); |
| 529 | void lpfc_sli4_async_event_proc(struct lpfc_hba *); |
James Smart | ecfd03c | 2010-02-12 14:41:27 -0500 | [diff] [blame] | 530 | void lpfc_sli4_fcf_redisc_event_proc(struct lpfc_hba *); |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 531 | int lpfc_sli4_resume_rpi(struct lpfc_nodelist *); |
| 532 | void lpfc_sli4_fcp_xri_abort_event_proc(struct lpfc_hba *); |
| 533 | void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *); |
| 534 | void lpfc_sli4_fcp_xri_aborted(struct lpfc_hba *, |
| 535 | struct sli4_wcqe_xri_aborted *); |
| 536 | void lpfc_sli4_els_xri_aborted(struct lpfc_hba *, |
| 537 | struct sli4_wcqe_xri_aborted *); |
| 538 | int lpfc_sli4_brdreset(struct lpfc_hba *); |
| 539 | int lpfc_sli4_add_fcf_record(struct lpfc_hba *, struct fcf_record *); |
| 540 | void lpfc_sli_remove_dflt_fcf(struct lpfc_hba *); |
| 541 | int lpfc_sli4_get_els_iocb_cnt(struct lpfc_hba *); |
| 542 | int lpfc_sli4_init_vpi(struct lpfc_hba *, uint16_t); |
| 543 | uint32_t lpfc_sli4_cq_release(struct lpfc_queue *, bool); |
| 544 | uint32_t lpfc_sli4_eq_release(struct lpfc_queue *, bool); |
| 545 | void lpfc_sli4_fcfi_unreg(struct lpfc_hba *, uint16_t); |
James Smart | 0c9ab6f | 2010-02-26 14:15:57 -0500 | [diff] [blame] | 546 | int lpfc_sli4_fcf_scan_read_fcf_rec(struct lpfc_hba *, uint16_t); |
| 547 | int lpfc_sli4_fcf_rr_read_fcf_rec(struct lpfc_hba *, uint16_t); |
| 548 | int lpfc_sli4_read_fcf_rec(struct lpfc_hba *, uint16_t); |
| 549 | void lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *); |
| 550 | void lpfc_mbx_cmpl_fcf_rr_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *); |
| 551 | void lpfc_mbx_cmpl_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *); |
| 552 | int lpfc_sli4_unregister_fcf(struct lpfc_hba *); |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 553 | int lpfc_sli4_post_status_check(struct lpfc_hba *); |
| 554 | uint8_t lpfc_sli4_mbox_opcode_get(struct lpfc_hba *, struct lpfcMboxq *); |
| 555 | |