lpfc_sli4.h 21 KB

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  1. /*******************************************************************
  2. * This file is part of the Emulex Linux Device Driver for *
  3. * Fibre Channel Host Bus Adapters. *
  4. * Copyright (C) 2009-2011 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. #define LPFC_ACTIVE_MBOX_WAIT_CNT 100
  21. #define LPFC_XRI_EXCH_BUSY_WAIT_TMO 10000
  22. #define LPFC_XRI_EXCH_BUSY_WAIT_T1 10
  23. #define LPFC_XRI_EXCH_BUSY_WAIT_T2 30000
  24. #define LPFC_RELEASE_NOTIFICATION_INTERVAL 32
  25. #define LPFC_RPI_LOW_WATER_MARK 10
  26. #define LPFC_UNREG_FCF 1
  27. #define LPFC_SKIP_UNREG_FCF 0
  28. /* Amount of time in seconds for waiting FCF rediscovery to complete */
  29. #define LPFC_FCF_REDISCOVER_WAIT_TMO 2000 /* msec */
  30. /* Number of SGL entries can be posted in a 4KB nonembedded mbox command */
  31. #define LPFC_NEMBED_MBOX_SGL_CNT 254
  32. /* Multi-queue arrangement for fast-path FCP work queues */
  33. #define LPFC_FN_EQN_MAX 8
  34. #define LPFC_SP_EQN_DEF 1
  35. #define LPFC_FP_EQN_DEF 4
  36. #define LPFC_FP_EQN_MIN 1
  37. #define LPFC_FP_EQN_MAX (LPFC_FN_EQN_MAX - LPFC_SP_EQN_DEF)
  38. #define LPFC_FN_WQN_MAX 32
  39. #define LPFC_SP_WQN_DEF 1
  40. #define LPFC_FP_WQN_DEF 4
  41. #define LPFC_FP_WQN_MIN 1
  42. #define LPFC_FP_WQN_MAX (LPFC_FN_WQN_MAX - LPFC_SP_WQN_DEF)
  43. /*
  44. * Provide the default FCF Record attributes used by the driver
  45. * when nonFIP mode is configured and there is no other default
  46. * FCF Record attributes.
  47. */
  48. #define LPFC_FCOE_FCF_DEF_INDEX 0
  49. #define LPFC_FCOE_FCF_GET_FIRST 0xFFFF
  50. #define LPFC_FCOE_FCF_NEXT_NONE 0xFFFF
  51. #define LPFC_FCOE_NULL_VID 0xFFF
  52. #define LPFC_FCOE_IGNORE_VID 0xFFFF
  53. /* First 3 bytes of default FCF MAC is specified by FC_MAP */
  54. #define LPFC_FCOE_FCF_MAC3 0xFF
  55. #define LPFC_FCOE_FCF_MAC4 0xFF
  56. #define LPFC_FCOE_FCF_MAC5 0xFE
  57. #define LPFC_FCOE_FCF_MAP0 0x0E
  58. #define LPFC_FCOE_FCF_MAP1 0xFC
  59. #define LPFC_FCOE_FCF_MAP2 0x00
  60. #define LPFC_FCOE_MAX_RCV_SIZE 0x800
  61. #define LPFC_FCOE_FKA_ADV_PER 0
  62. #define LPFC_FCOE_FIP_PRIORITY 0x80
  63. #define sli4_sid_from_fc_hdr(fc_hdr) \
  64. ((fc_hdr)->fh_s_id[0] << 16 | \
  65. (fc_hdr)->fh_s_id[1] << 8 | \
  66. (fc_hdr)->fh_s_id[2])
  67. #define sli4_fctl_from_fc_hdr(fc_hdr) \
  68. ((fc_hdr)->fh_f_ctl[0] << 16 | \
  69. (fc_hdr)->fh_f_ctl[1] << 8 | \
  70. (fc_hdr)->fh_f_ctl[2])
  71. #define LPFC_FW_RESET_MAXIMUM_WAIT_10MS_CNT 12000
  72. enum lpfc_sli4_queue_type {
  73. LPFC_EQ,
  74. LPFC_GCQ,
  75. LPFC_MCQ,
  76. LPFC_WCQ,
  77. LPFC_RCQ,
  78. LPFC_MQ,
  79. LPFC_WQ,
  80. LPFC_HRQ,
  81. LPFC_DRQ
  82. };
  83. /* The queue sub-type defines the functional purpose of the queue */
  84. enum lpfc_sli4_queue_subtype {
  85. LPFC_NONE,
  86. LPFC_MBOX,
  87. LPFC_FCP,
  88. LPFC_ELS,
  89. LPFC_USOL
  90. };
  91. union sli4_qe {
  92. void *address;
  93. struct lpfc_eqe *eqe;
  94. struct lpfc_cqe *cqe;
  95. struct lpfc_mcqe *mcqe;
  96. struct lpfc_wcqe_complete *wcqe_complete;
  97. struct lpfc_wcqe_release *wcqe_release;
  98. struct sli4_wcqe_xri_aborted *wcqe_xri_aborted;
  99. struct lpfc_rcqe_complete *rcqe_complete;
  100. struct lpfc_mqe *mqe;
  101. union lpfc_wqe *wqe;
  102. struct lpfc_rqe *rqe;
  103. };
  104. struct lpfc_queue {
  105. struct list_head list;
  106. enum lpfc_sli4_queue_type type;
  107. enum lpfc_sli4_queue_subtype subtype;
  108. struct lpfc_hba *phba;
  109. struct list_head child_list;
  110. uint32_t entry_count; /* Number of entries to support on the queue */
  111. uint32_t entry_size; /* Size of each queue entry. */
  112. uint32_t entry_repost; /* Count of entries before doorbell is rung */
  113. #define LPFC_QUEUE_MIN_REPOST 8
  114. uint32_t queue_id; /* Queue ID assigned by the hardware */
  115. uint32_t assoc_qid; /* Queue ID associated with, for CQ/WQ/MQ */
  116. struct list_head page_list;
  117. uint32_t page_count; /* Number of pages allocated for this queue */
  118. uint32_t host_index; /* The host's index for putting or getting */
  119. uint32_t hba_index; /* The last known hba index for get or put */
  120. union sli4_qe qe[1]; /* array to index entries (must be last) */
  121. };
  122. struct lpfc_sli4_link {
  123. uint8_t speed;
  124. uint8_t duplex;
  125. uint8_t status;
  126. uint8_t type;
  127. uint8_t number;
  128. uint8_t fault;
  129. uint16_t logical_speed;
  130. uint16_t topology;
  131. };
  132. struct lpfc_fcf_rec {
  133. uint8_t fabric_name[8];
  134. uint8_t switch_name[8];
  135. uint8_t mac_addr[6];
  136. uint16_t fcf_indx;
  137. uint32_t priority;
  138. uint16_t vlan_id;
  139. uint32_t addr_mode;
  140. uint32_t flag;
  141. #define BOOT_ENABLE 0x01
  142. #define RECORD_VALID 0x02
  143. };
  144. struct lpfc_fcf_pri_rec {
  145. uint16_t fcf_index;
  146. #define LPFC_FCF_ON_PRI_LIST 0x0001
  147. #define LPFC_FCF_FLOGI_FAILED 0x0002
  148. uint16_t flag;
  149. uint32_t priority;
  150. };
  151. struct lpfc_fcf_pri {
  152. struct list_head list;
  153. struct lpfc_fcf_pri_rec fcf_rec;
  154. };
  155. /*
  156. * Maximum FCF table index, it is for driver internal book keeping, it
  157. * just needs to be no less than the supported HBA's FCF table size.
  158. */
  159. #define LPFC_SLI4_FCF_TBL_INDX_MAX 32
  160. struct lpfc_fcf {
  161. uint16_t fcfi;
  162. uint32_t fcf_flag;
  163. #define FCF_AVAILABLE 0x01 /* FCF available for discovery */
  164. #define FCF_REGISTERED 0x02 /* FCF registered with FW */
  165. #define FCF_SCAN_DONE 0x04 /* FCF table scan done */
  166. #define FCF_IN_USE 0x08 /* Atleast one discovery completed */
  167. #define FCF_INIT_DISC 0x10 /* Initial FCF discovery */
  168. #define FCF_DEAD_DISC 0x20 /* FCF DEAD fast FCF failover discovery */
  169. #define FCF_ACVL_DISC 0x40 /* All CVL fast FCF failover discovery */
  170. #define FCF_DISCOVERY (FCF_INIT_DISC | FCF_DEAD_DISC | FCF_ACVL_DISC)
  171. #define FCF_REDISC_PEND 0x80 /* FCF rediscovery pending */
  172. #define FCF_REDISC_EVT 0x100 /* FCF rediscovery event to worker thread */
  173. #define FCF_REDISC_FOV 0x200 /* Post FCF rediscovery fast failover */
  174. #define FCF_REDISC_PROG (FCF_REDISC_PEND | FCF_REDISC_EVT)
  175. uint32_t addr_mode;
  176. uint32_t eligible_fcf_cnt;
  177. struct lpfc_fcf_rec current_rec;
  178. struct lpfc_fcf_rec failover_rec;
  179. struct list_head fcf_pri_list;
  180. struct lpfc_fcf_pri fcf_pri[LPFC_SLI4_FCF_TBL_INDX_MAX];
  181. uint32_t current_fcf_scan_pri;
  182. struct timer_list redisc_wait;
  183. unsigned long *fcf_rr_bmask; /* Eligible FCF indexes for RR failover */
  184. };
  185. #define LPFC_REGION23_SIGNATURE "RG23"
  186. #define LPFC_REGION23_VERSION 1
  187. #define LPFC_REGION23_LAST_REC 0xff
  188. #define DRIVER_SPECIFIC_TYPE 0xA2
  189. #define LINUX_DRIVER_ID 0x20
  190. #define PORT_STE_TYPE 0x1
  191. struct lpfc_fip_param_hdr {
  192. uint8_t type;
  193. #define FCOE_PARAM_TYPE 0xA0
  194. uint8_t length;
  195. #define FCOE_PARAM_LENGTH 2
  196. uint8_t parm_version;
  197. #define FIPP_VERSION 0x01
  198. uint8_t parm_flags;
  199. #define lpfc_fip_param_hdr_fipp_mode_SHIFT 6
  200. #define lpfc_fip_param_hdr_fipp_mode_MASK 0x3
  201. #define lpfc_fip_param_hdr_fipp_mode_WORD parm_flags
  202. #define FIPP_MODE_ON 0x1
  203. #define FIPP_MODE_OFF 0x0
  204. #define FIPP_VLAN_VALID 0x1
  205. };
  206. struct lpfc_fcoe_params {
  207. uint8_t fc_map[3];
  208. uint8_t reserved1;
  209. uint16_t vlan_tag;
  210. uint8_t reserved[2];
  211. };
  212. struct lpfc_fcf_conn_hdr {
  213. uint8_t type;
  214. #define FCOE_CONN_TBL_TYPE 0xA1
  215. uint8_t length; /* words */
  216. uint8_t reserved[2];
  217. };
  218. struct lpfc_fcf_conn_rec {
  219. uint16_t flags;
  220. #define FCFCNCT_VALID 0x0001
  221. #define FCFCNCT_BOOT 0x0002
  222. #define FCFCNCT_PRIMARY 0x0004 /* if not set, Secondary */
  223. #define FCFCNCT_FBNM_VALID 0x0008
  224. #define FCFCNCT_SWNM_VALID 0x0010
  225. #define FCFCNCT_VLAN_VALID 0x0020
  226. #define FCFCNCT_AM_VALID 0x0040
  227. #define FCFCNCT_AM_PREFERRED 0x0080 /* if not set, AM Required */
  228. #define FCFCNCT_AM_SPMA 0x0100 /* if not set, FPMA */
  229. uint16_t vlan_tag;
  230. uint8_t fabric_name[8];
  231. uint8_t switch_name[8];
  232. };
  233. struct lpfc_fcf_conn_entry {
  234. struct list_head list;
  235. struct lpfc_fcf_conn_rec conn_rec;
  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. #define LPFC_EQE_SIZE LPFC_EQE_SIZE_4
  253. #define LPFC_EQE_SIZE_4B 4
  254. #define LPFC_EQE_SIZE_16B 16
  255. #define LPFC_CQE_SIZE 16
  256. #define LPFC_WQE_SIZE 64
  257. #define LPFC_MQE_SIZE 256
  258. #define LPFC_RQE_SIZE 8
  259. #define LPFC_EQE_DEF_COUNT 1024
  260. #define LPFC_CQE_DEF_COUNT 1024
  261. #define LPFC_WQE_DEF_COUNT 256
  262. #define LPFC_MQE_DEF_COUNT 16
  263. #define LPFC_RQE_DEF_COUNT 512
  264. #define LPFC_QUEUE_NOARM false
  265. #define LPFC_QUEUE_REARM true
  266. /*
  267. * SLI4 CT field defines
  268. */
  269. #define SLI4_CT_RPI 0
  270. #define SLI4_CT_VPI 1
  271. #define SLI4_CT_VFI 2
  272. #define SLI4_CT_FCFI 3
  273. #define LPFC_SLI4_FL1_MAX_SEGMENT_SIZE 0x10000
  274. #define LPFC_SLI4_FL1_MAX_BUF_SIZE 0X2000
  275. #define LPFC_SLI4_MIN_BUF_SIZE 0x400
  276. #define LPFC_SLI4_MAX_BUF_SIZE 0x20000
  277. /*
  278. * SLI4 specific data structures
  279. */
  280. struct lpfc_max_cfg_param {
  281. uint16_t max_xri;
  282. uint16_t xri_base;
  283. uint16_t xri_used;
  284. uint16_t max_rpi;
  285. uint16_t rpi_base;
  286. uint16_t rpi_used;
  287. uint16_t max_vpi;
  288. uint16_t vpi_base;
  289. uint16_t vpi_used;
  290. uint16_t max_vfi;
  291. uint16_t vfi_base;
  292. uint16_t vfi_used;
  293. uint16_t max_fcfi;
  294. uint16_t fcfi_used;
  295. uint16_t max_eq;
  296. uint16_t max_rq;
  297. uint16_t max_cq;
  298. uint16_t max_wq;
  299. };
  300. struct lpfc_hba;
  301. /* SLI4 HBA multi-fcp queue handler struct */
  302. struct lpfc_fcp_eq_hdl {
  303. uint32_t idx;
  304. struct lpfc_hba *phba;
  305. };
  306. /* Port Capabilities for SLI4 Parameters */
  307. struct lpfc_pc_sli4_params {
  308. uint32_t supported;
  309. uint32_t if_type;
  310. uint32_t sli_rev;
  311. uint32_t sli_family;
  312. uint32_t featurelevel_1;
  313. uint32_t featurelevel_2;
  314. uint32_t proto_types;
  315. #define LPFC_SLI4_PROTO_FCOE 0x0000001
  316. #define LPFC_SLI4_PROTO_FC 0x0000002
  317. #define LPFC_SLI4_PROTO_NIC 0x0000004
  318. #define LPFC_SLI4_PROTO_ISCSI 0x0000008
  319. #define LPFC_SLI4_PROTO_RDMA 0x0000010
  320. uint32_t sge_supp_len;
  321. uint32_t if_page_sz;
  322. uint32_t rq_db_window;
  323. uint32_t loopbk_scope;
  324. uint32_t eq_pages_max;
  325. uint32_t eqe_size;
  326. uint32_t cq_pages_max;
  327. uint32_t cqe_size;
  328. uint32_t mq_pages_max;
  329. uint32_t mqe_size;
  330. uint32_t mq_elem_cnt;
  331. uint32_t wq_pages_max;
  332. uint32_t wqe_size;
  333. uint32_t rq_pages_max;
  334. uint32_t rqe_size;
  335. uint32_t hdr_pages_max;
  336. uint32_t hdr_size;
  337. uint32_t hdr_pp_align;
  338. uint32_t sgl_pages_max;
  339. uint32_t sgl_pp_align;
  340. uint8_t cqv;
  341. uint8_t mqv;
  342. uint8_t wqv;
  343. uint8_t rqv;
  344. };
  345. struct lpfc_iov {
  346. uint32_t pf_number;
  347. uint32_t vf_number;
  348. };
  349. struct lpfc_sli4_lnk_info {
  350. uint8_t lnk_dv;
  351. #define LPFC_LNK_DAT_INVAL 0
  352. #define LPFC_LNK_DAT_VAL 1
  353. uint8_t lnk_tp;
  354. #define LPFC_LNK_GE 0x0 /* FCoE */
  355. #define LPFC_LNK_FC 0x1 /* FC */
  356. uint8_t lnk_no;
  357. };
  358. /* SLI4 HBA data structure entries */
  359. struct lpfc_sli4_hba {
  360. void __iomem *conf_regs_memmap_p; /* Kernel memory mapped address for
  361. PCI BAR0, config space registers */
  362. void __iomem *ctrl_regs_memmap_p; /* Kernel memory mapped address for
  363. PCI BAR1, control registers */
  364. void __iomem *drbl_regs_memmap_p; /* Kernel memory mapped address for
  365. PCI BAR2, doorbell registers */
  366. union {
  367. struct {
  368. /* IF Type 0, BAR 0 PCI cfg space reg mem map */
  369. void __iomem *UERRLOregaddr;
  370. void __iomem *UERRHIregaddr;
  371. void __iomem *UEMASKLOregaddr;
  372. void __iomem *UEMASKHIregaddr;
  373. } if_type0;
  374. struct {
  375. /* IF Type 2, BAR 0 PCI cfg space reg mem map. */
  376. void __iomem *STATUSregaddr;
  377. void __iomem *CTRLregaddr;
  378. void __iomem *ERR1regaddr;
  379. #define SLIPORT_ERR1_REG_ERR_CODE_1 0x1
  380. #define SLIPORT_ERR1_REG_ERR_CODE_2 0x2
  381. void __iomem *ERR2regaddr;
  382. #define SLIPORT_ERR2_REG_FW_RESTART 0x0
  383. #define SLIPORT_ERR2_REG_FUNC_PROVISON 0x1
  384. #define SLIPORT_ERR2_REG_FORCED_DUMP 0x2
  385. #define SLIPORT_ERR2_REG_FAILURE_EQ 0x3
  386. #define SLIPORT_ERR2_REG_FAILURE_CQ 0x4
  387. #define SLIPORT_ERR2_REG_FAILURE_BUS 0x5
  388. #define SLIPORT_ERR2_REG_FAILURE_RQ 0x6
  389. } if_type2;
  390. } u;
  391. /* IF type 0, BAR1 and if type 2, Bar 0 CSR register memory map */
  392. void __iomem *PSMPHRregaddr;
  393. /* Well-known SLI INTF register memory map. */
  394. void __iomem *SLIINTFregaddr;
  395. /* IF type 0, BAR 1 function CSR register memory map */
  396. void __iomem *ISRregaddr; /* HST_ISR register */
  397. void __iomem *IMRregaddr; /* HST_IMR register */
  398. void __iomem *ISCRregaddr; /* HST_ISCR register */
  399. /* IF type 0, BAR 0 and if type 2, BAR 0 doorbell register memory map */
  400. void __iomem *RQDBregaddr; /* RQ_DOORBELL register */
  401. void __iomem *WQDBregaddr; /* WQ_DOORBELL register */
  402. void __iomem *EQCQDBregaddr; /* EQCQ_DOORBELL register */
  403. void __iomem *MQDBregaddr; /* MQ_DOORBELL register */
  404. void __iomem *BMBXregaddr; /* BootStrap MBX register */
  405. uint32_t ue_mask_lo;
  406. uint32_t ue_mask_hi;
  407. struct lpfc_register sli_intf;
  408. struct lpfc_pc_sli4_params pc_sli4_params;
  409. struct msix_entry *msix_entries;
  410. uint32_t cfg_eqn;
  411. uint32_t msix_vec_nr;
  412. struct lpfc_fcp_eq_hdl *fcp_eq_hdl; /* FCP per-WQ handle */
  413. /* Pointers to the constructed SLI4 queues */
  414. struct lpfc_queue **fp_eq; /* Fast-path event queue */
  415. struct lpfc_queue *sp_eq; /* Slow-path event queue */
  416. struct lpfc_queue **fcp_wq;/* Fast-path FCP work queue */
  417. struct lpfc_queue *mbx_wq; /* Slow-path MBOX work queue */
  418. struct lpfc_queue *els_wq; /* Slow-path ELS work queue */
  419. struct lpfc_queue *hdr_rq; /* Slow-path Header Receive queue */
  420. struct lpfc_queue *dat_rq; /* Slow-path Data Receive queue */
  421. struct lpfc_queue **fcp_cq;/* Fast-path FCP compl queue */
  422. struct lpfc_queue *mbx_cq; /* Slow-path mailbox complete queue */
  423. struct lpfc_queue *els_cq; /* Slow-path ELS response complete queue */
  424. /* Setup information for various queue parameters */
  425. int eq_esize;
  426. int eq_ecount;
  427. int cq_esize;
  428. int cq_ecount;
  429. int wq_esize;
  430. int wq_ecount;
  431. int mq_esize;
  432. int mq_ecount;
  433. int rq_esize;
  434. int rq_ecount;
  435. #define LPFC_SP_EQ_MAX_INTR_SEC 10000
  436. #define LPFC_FP_EQ_MAX_INTR_SEC 10000
  437. uint32_t intr_enable;
  438. struct lpfc_bmbx bmbx;
  439. struct lpfc_max_cfg_param max_cfg_param;
  440. uint16_t extents_in_use; /* must allocate resource extents. */
  441. uint16_t rpi_hdrs_in_use; /* must post rpi hdrs if set. */
  442. uint16_t next_xri; /* last_xri - max_cfg_param.xri_base = used */
  443. uint16_t next_rpi;
  444. uint16_t scsi_xri_max;
  445. uint16_t scsi_xri_cnt;
  446. uint16_t scsi_xri_start;
  447. struct list_head lpfc_free_sgl_list;
  448. struct list_head lpfc_sgl_list;
  449. struct lpfc_sglq **lpfc_els_sgl_array;
  450. struct list_head lpfc_abts_els_sgl_list;
  451. struct lpfc_scsi_buf **lpfc_scsi_psb_array;
  452. struct list_head lpfc_abts_scsi_buf_list;
  453. uint32_t total_sglq_bufs;
  454. struct lpfc_sglq **lpfc_sglq_active_list;
  455. struct list_head lpfc_rpi_hdr_list;
  456. unsigned long *rpi_bmask;
  457. uint16_t *rpi_ids;
  458. uint16_t rpi_count;
  459. struct list_head lpfc_rpi_blk_list;
  460. unsigned long *xri_bmask;
  461. uint16_t *xri_ids;
  462. uint16_t xri_count;
  463. struct list_head lpfc_xri_blk_list;
  464. unsigned long *vfi_bmask;
  465. uint16_t *vfi_ids;
  466. uint16_t vfi_count;
  467. struct list_head lpfc_vfi_blk_list;
  468. struct lpfc_sli4_flags sli4_flags;
  469. struct list_head sp_queue_event;
  470. struct list_head sp_cqe_event_pool;
  471. struct list_head sp_asynce_work_queue;
  472. struct list_head sp_fcp_xri_aborted_work_queue;
  473. struct list_head sp_els_xri_aborted_work_queue;
  474. struct list_head sp_unsol_work_queue;
  475. struct lpfc_sli4_link link_state;
  476. struct lpfc_sli4_lnk_info lnk_info;
  477. uint32_t pport_name_sta;
  478. #define LPFC_SLI4_PPNAME_NON 0
  479. #define LPFC_SLI4_PPNAME_GET 1
  480. struct lpfc_iov iov;
  481. spinlock_t abts_scsi_buf_list_lock; /* list of aborted SCSI IOs */
  482. spinlock_t abts_sgl_list_lock; /* list of aborted els IOs */
  483. };
  484. enum lpfc_sge_type {
  485. GEN_BUFF_TYPE,
  486. SCSI_BUFF_TYPE
  487. };
  488. enum lpfc_sgl_state {
  489. SGL_FREED,
  490. SGL_ALLOCATED,
  491. SGL_XRI_ABORTED
  492. };
  493. struct lpfc_sglq {
  494. /* lpfc_sglqs are used in double linked lists */
  495. struct list_head list;
  496. struct list_head clist;
  497. enum lpfc_sge_type buff_type; /* is this a scsi sgl */
  498. enum lpfc_sgl_state state;
  499. struct lpfc_nodelist *ndlp; /* ndlp associated with IO */
  500. uint16_t iotag; /* pre-assigned IO tag */
  501. uint16_t sli4_lxritag; /* logical pre-assigned xri. */
  502. uint16_t sli4_xritag; /* pre-assigned XRI, (OXID) tag. */
  503. struct sli4_sge *sgl; /* pre-assigned SGL */
  504. void *virt; /* virtual address. */
  505. dma_addr_t phys; /* physical address */
  506. };
  507. struct lpfc_rpi_hdr {
  508. struct list_head list;
  509. uint32_t len;
  510. struct lpfc_dmabuf *dmabuf;
  511. uint32_t page_count;
  512. uint32_t start_rpi;
  513. };
  514. struct lpfc_rsrc_blks {
  515. struct list_head list;
  516. uint16_t rsrc_start;
  517. uint16_t rsrc_size;
  518. uint16_t rsrc_used;
  519. };
  520. /*
  521. * SLI4 specific function prototypes
  522. */
  523. int lpfc_pci_function_reset(struct lpfc_hba *);
  524. int lpfc_sli4_pdev_status_reg_wait(struct lpfc_hba *);
  525. int lpfc_sli4_hba_setup(struct lpfc_hba *);
  526. int lpfc_sli4_config(struct lpfc_hba *, struct lpfcMboxq *, uint8_t,
  527. uint8_t, uint32_t, bool);
  528. void lpfc_sli4_mbox_cmd_free(struct lpfc_hba *, struct lpfcMboxq *);
  529. void lpfc_sli4_mbx_sge_set(struct lpfcMboxq *, uint32_t, dma_addr_t, uint32_t);
  530. void lpfc_sli4_mbx_sge_get(struct lpfcMboxq *, uint32_t,
  531. struct lpfc_mbx_sge *);
  532. int lpfc_sli4_mbx_read_fcf_rec(struct lpfc_hba *, struct lpfcMboxq *,
  533. uint16_t);
  534. void lpfc_sli4_hba_reset(struct lpfc_hba *);
  535. struct lpfc_queue *lpfc_sli4_queue_alloc(struct lpfc_hba *, uint32_t,
  536. uint32_t);
  537. void lpfc_sli4_queue_free(struct lpfc_queue *);
  538. uint32_t lpfc_eq_create(struct lpfc_hba *, struct lpfc_queue *, uint16_t);
  539. uint32_t lpfc_cq_create(struct lpfc_hba *, struct lpfc_queue *,
  540. struct lpfc_queue *, uint32_t, uint32_t);
  541. int32_t lpfc_mq_create(struct lpfc_hba *, struct lpfc_queue *,
  542. struct lpfc_queue *, uint32_t);
  543. uint32_t lpfc_wq_create(struct lpfc_hba *, struct lpfc_queue *,
  544. struct lpfc_queue *, uint32_t);
  545. uint32_t lpfc_rq_create(struct lpfc_hba *, struct lpfc_queue *,
  546. struct lpfc_queue *, struct lpfc_queue *, uint32_t);
  547. void lpfc_rq_adjust_repost(struct lpfc_hba *, struct lpfc_queue *, int);
  548. uint32_t lpfc_eq_destroy(struct lpfc_hba *, struct lpfc_queue *);
  549. uint32_t lpfc_cq_destroy(struct lpfc_hba *, struct lpfc_queue *);
  550. uint32_t lpfc_mq_destroy(struct lpfc_hba *, struct lpfc_queue *);
  551. uint32_t lpfc_wq_destroy(struct lpfc_hba *, struct lpfc_queue *);
  552. uint32_t lpfc_rq_destroy(struct lpfc_hba *, struct lpfc_queue *,
  553. struct lpfc_queue *);
  554. int lpfc_sli4_queue_setup(struct lpfc_hba *);
  555. void lpfc_sli4_queue_unset(struct lpfc_hba *);
  556. int lpfc_sli4_post_sgl(struct lpfc_hba *, dma_addr_t, dma_addr_t, uint16_t);
  557. int lpfc_sli4_repost_scsi_sgl_list(struct lpfc_hba *);
  558. uint16_t lpfc_sli4_next_xritag(struct lpfc_hba *);
  559. int lpfc_sli4_post_async_mbox(struct lpfc_hba *);
  560. int lpfc_sli4_post_els_sgl_list(struct lpfc_hba *phba);
  561. int lpfc_sli4_post_els_sgl_list_ext(struct lpfc_hba *phba);
  562. int lpfc_sli4_post_scsi_sgl_block(struct lpfc_hba *, struct list_head *, int);
  563. int lpfc_sli4_post_scsi_sgl_blk_ext(struct lpfc_hba *, struct list_head *,
  564. int);
  565. struct lpfc_cq_event *__lpfc_sli4_cq_event_alloc(struct lpfc_hba *);
  566. struct lpfc_cq_event *lpfc_sli4_cq_event_alloc(struct lpfc_hba *);
  567. void __lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *);
  568. void lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *);
  569. int lpfc_sli4_init_rpi_hdrs(struct lpfc_hba *);
  570. int lpfc_sli4_post_rpi_hdr(struct lpfc_hba *, struct lpfc_rpi_hdr *);
  571. int lpfc_sli4_post_all_rpi_hdrs(struct lpfc_hba *);
  572. struct lpfc_rpi_hdr *lpfc_sli4_create_rpi_hdr(struct lpfc_hba *);
  573. void lpfc_sli4_remove_rpi_hdrs(struct lpfc_hba *);
  574. int lpfc_sli4_alloc_rpi(struct lpfc_hba *);
  575. void lpfc_sli4_free_rpi(struct lpfc_hba *, int);
  576. void lpfc_sli4_remove_rpis(struct lpfc_hba *);
  577. void lpfc_sli4_async_event_proc(struct lpfc_hba *);
  578. void lpfc_sli4_fcf_redisc_event_proc(struct lpfc_hba *);
  579. int lpfc_sli4_resume_rpi(struct lpfc_nodelist *,
  580. void (*)(struct lpfc_hba *, LPFC_MBOXQ_t *), void *);
  581. void lpfc_sli4_fcp_xri_abort_event_proc(struct lpfc_hba *);
  582. void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *);
  583. void lpfc_sli4_fcp_xri_aborted(struct lpfc_hba *,
  584. struct sli4_wcqe_xri_aborted *);
  585. void lpfc_sli4_els_xri_aborted(struct lpfc_hba *,
  586. struct sli4_wcqe_xri_aborted *);
  587. void lpfc_sli4_vport_delete_els_xri_aborted(struct lpfc_vport *);
  588. void lpfc_sli4_vport_delete_fcp_xri_aborted(struct lpfc_vport *);
  589. int lpfc_sli4_brdreset(struct lpfc_hba *);
  590. int lpfc_sli4_add_fcf_record(struct lpfc_hba *, struct fcf_record *);
  591. void lpfc_sli_remove_dflt_fcf(struct lpfc_hba *);
  592. int lpfc_sli4_get_els_iocb_cnt(struct lpfc_hba *);
  593. int lpfc_sli4_init_vpi(struct lpfc_vport *);
  594. uint32_t lpfc_sli4_cq_release(struct lpfc_queue *, bool);
  595. uint32_t lpfc_sli4_eq_release(struct lpfc_queue *, bool);
  596. void lpfc_sli4_fcfi_unreg(struct lpfc_hba *, uint16_t);
  597. int lpfc_sli4_fcf_scan_read_fcf_rec(struct lpfc_hba *, uint16_t);
  598. int lpfc_sli4_fcf_rr_read_fcf_rec(struct lpfc_hba *, uint16_t);
  599. int lpfc_sli4_read_fcf_rec(struct lpfc_hba *, uint16_t);
  600. void lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
  601. void lpfc_mbx_cmpl_fcf_rr_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
  602. void lpfc_mbx_cmpl_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
  603. int lpfc_sli4_unregister_fcf(struct lpfc_hba *);
  604. int lpfc_sli4_post_status_check(struct lpfc_hba *);
  605. uint8_t lpfc_sli_config_mbox_subsys_get(struct lpfc_hba *, LPFC_MBOXQ_t *);
  606. uint8_t lpfc_sli_config_mbox_opcode_get(struct lpfc_hba *, LPFC_MBOXQ_t *);