lpfc_sli4.h 20 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617
  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_GET_QE_REL_INT 32
  26. #define LPFC_RPI_LOW_WATER_MARK 10
  27. #define LPFC_UNREG_FCF 1
  28. #define LPFC_SKIP_UNREG_FCF 0
  29. /* Amount of time in seconds for waiting FCF rediscovery to complete */
  30. #define LPFC_FCF_REDISCOVER_WAIT_TMO 2000 /* msec */
  31. /* Number of SGL entries can be posted in a 4KB nonembedded mbox command */
  32. #define LPFC_NEMBED_MBOX_SGL_CNT 254
  33. /* Multi-queue arrangement for fast-path FCP work queues */
  34. #define LPFC_FN_EQN_MAX 8
  35. #define LPFC_SP_EQN_DEF 1
  36. #define LPFC_FP_EQN_DEF 4
  37. #define LPFC_FP_EQN_MIN 1
  38. #define LPFC_FP_EQN_MAX (LPFC_FN_EQN_MAX - LPFC_SP_EQN_DEF)
  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. * Provide the default FCF Record attributes used by the driver
  46. * when nonFIP mode is configured and there is no other default
  47. * FCF Record attributes.
  48. */
  49. #define LPFC_FCOE_FCF_DEF_INDEX 0
  50. #define LPFC_FCOE_FCF_GET_FIRST 0xFFFF
  51. #define LPFC_FCOE_FCF_NEXT_NONE 0xFFFF
  52. #define LPFC_FCOE_NULL_VID 0xFFF
  53. #define LPFC_FCOE_IGNORE_VID 0xFFFF
  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 0x800
  62. #define LPFC_FCOE_FKA_ADV_PER 0
  63. #define LPFC_FCOE_FIP_PRIORITY 0x80
  64. #define sli4_sid_from_fc_hdr(fc_hdr) \
  65. ((fc_hdr)->fh_s_id[0] << 16 | \
  66. (fc_hdr)->fh_s_id[1] << 8 | \
  67. (fc_hdr)->fh_s_id[2])
  68. #define sli4_fctl_from_fc_hdr(fc_hdr) \
  69. ((fc_hdr)->fh_f_ctl[0] << 16 | \
  70. (fc_hdr)->fh_f_ctl[1] << 8 | \
  71. (fc_hdr)->fh_f_ctl[2])
  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 queue_id; /* Queue ID assigned by the hardware */
  113. uint32_t assoc_qid; /* Queue ID associated with, for CQ/WQ/MQ */
  114. struct list_head page_list;
  115. uint32_t page_count; /* Number of pages allocated for this queue */
  116. uint32_t host_index; /* The host's index for putting or getting */
  117. uint32_t hba_index; /* The last known hba index for get or put */
  118. union sli4_qe qe[1]; /* array to index entries (must be last) */
  119. };
  120. struct lpfc_sli4_link {
  121. uint8_t speed;
  122. uint8_t duplex;
  123. uint8_t status;
  124. uint8_t type;
  125. uint8_t number;
  126. uint8_t fault;
  127. uint16_t logical_speed;
  128. uint16_t topology;
  129. };
  130. struct lpfc_fcf_rec {
  131. uint8_t fabric_name[8];
  132. uint8_t switch_name[8];
  133. uint8_t mac_addr[6];
  134. uint16_t fcf_indx;
  135. uint32_t priority;
  136. uint16_t vlan_id;
  137. uint32_t addr_mode;
  138. uint32_t flag;
  139. #define BOOT_ENABLE 0x01
  140. #define RECORD_VALID 0x02
  141. };
  142. struct lpfc_fcf {
  143. uint16_t fcfi;
  144. uint32_t fcf_flag;
  145. #define FCF_AVAILABLE 0x01 /* FCF available for discovery */
  146. #define FCF_REGISTERED 0x02 /* FCF registered with FW */
  147. #define FCF_SCAN_DONE 0x04 /* FCF table scan done */
  148. #define FCF_IN_USE 0x08 /* Atleast one discovery completed */
  149. #define FCF_INIT_DISC 0x10 /* Initial FCF discovery */
  150. #define FCF_DEAD_DISC 0x20 /* FCF DEAD fast FCF failover discovery */
  151. #define FCF_ACVL_DISC 0x40 /* All CVL fast FCF failover discovery */
  152. #define FCF_DISCOVERY (FCF_INIT_DISC | FCF_DEAD_DISC | FCF_ACVL_DISC)
  153. #define FCF_REDISC_PEND 0x80 /* FCF rediscovery pending */
  154. #define FCF_REDISC_EVT 0x100 /* FCF rediscovery event to worker thread */
  155. #define FCF_REDISC_FOV 0x200 /* Post FCF rediscovery fast failover */
  156. #define FCF_REDISC_PROG (FCF_REDISC_PEND | FCF_REDISC_EVT)
  157. uint32_t addr_mode;
  158. uint32_t eligible_fcf_cnt;
  159. struct lpfc_fcf_rec current_rec;
  160. struct lpfc_fcf_rec failover_rec;
  161. struct timer_list redisc_wait;
  162. unsigned long *fcf_rr_bmask; /* Eligible FCF indexes for RR failover */
  163. };
  164. /*
  165. * Maximum FCF table index, it is for driver internal book keeping, it
  166. * just needs to be no less than the supported HBA's FCF table size.
  167. */
  168. #define LPFC_SLI4_FCF_TBL_INDX_MAX 32
  169. #define LPFC_REGION23_SIGNATURE "RG23"
  170. #define LPFC_REGION23_VERSION 1
  171. #define LPFC_REGION23_LAST_REC 0xff
  172. #define DRIVER_SPECIFIC_TYPE 0xA2
  173. #define LINUX_DRIVER_ID 0x20
  174. #define PORT_STE_TYPE 0x1
  175. struct lpfc_fip_param_hdr {
  176. uint8_t type;
  177. #define FCOE_PARAM_TYPE 0xA0
  178. uint8_t length;
  179. #define FCOE_PARAM_LENGTH 2
  180. uint8_t parm_version;
  181. #define FIPP_VERSION 0x01
  182. uint8_t parm_flags;
  183. #define lpfc_fip_param_hdr_fipp_mode_SHIFT 6
  184. #define lpfc_fip_param_hdr_fipp_mode_MASK 0x3
  185. #define lpfc_fip_param_hdr_fipp_mode_WORD parm_flags
  186. #define FIPP_MODE_ON 0x1
  187. #define FIPP_MODE_OFF 0x0
  188. #define FIPP_VLAN_VALID 0x1
  189. };
  190. struct lpfc_fcoe_params {
  191. uint8_t fc_map[3];
  192. uint8_t reserved1;
  193. uint16_t vlan_tag;
  194. uint8_t reserved[2];
  195. };
  196. struct lpfc_fcf_conn_hdr {
  197. uint8_t type;
  198. #define FCOE_CONN_TBL_TYPE 0xA1
  199. uint8_t length; /* words */
  200. uint8_t reserved[2];
  201. };
  202. struct lpfc_fcf_conn_rec {
  203. uint16_t flags;
  204. #define FCFCNCT_VALID 0x0001
  205. #define FCFCNCT_BOOT 0x0002
  206. #define FCFCNCT_PRIMARY 0x0004 /* if not set, Secondary */
  207. #define FCFCNCT_FBNM_VALID 0x0008
  208. #define FCFCNCT_SWNM_VALID 0x0010
  209. #define FCFCNCT_VLAN_VALID 0x0020
  210. #define FCFCNCT_AM_VALID 0x0040
  211. #define FCFCNCT_AM_PREFERRED 0x0080 /* if not set, AM Required */
  212. #define FCFCNCT_AM_SPMA 0x0100 /* if not set, FPMA */
  213. uint16_t vlan_tag;
  214. uint8_t fabric_name[8];
  215. uint8_t switch_name[8];
  216. };
  217. struct lpfc_fcf_conn_entry {
  218. struct list_head list;
  219. struct lpfc_fcf_conn_rec conn_rec;
  220. };
  221. /*
  222. * Define the host's bootstrap mailbox. This structure contains
  223. * the member attributes needed to create, use, and destroy the
  224. * bootstrap mailbox region.
  225. *
  226. * The macro definitions for the bmbx data structure are defined
  227. * in lpfc_hw4.h with the register definition.
  228. */
  229. struct lpfc_bmbx {
  230. struct lpfc_dmabuf *dmabuf;
  231. struct dma_address dma_address;
  232. void *avirt;
  233. dma_addr_t aphys;
  234. uint32_t bmbx_size;
  235. };
  236. #define LPFC_EQE_SIZE LPFC_EQE_SIZE_4
  237. #define LPFC_EQE_SIZE_4B 4
  238. #define LPFC_EQE_SIZE_16B 16
  239. #define LPFC_CQE_SIZE 16
  240. #define LPFC_WQE_SIZE 64
  241. #define LPFC_MQE_SIZE 256
  242. #define LPFC_RQE_SIZE 8
  243. #define LPFC_EQE_DEF_COUNT 1024
  244. #define LPFC_CQE_DEF_COUNT 256
  245. #define LPFC_WQE_DEF_COUNT 256
  246. #define LPFC_MQE_DEF_COUNT 16
  247. #define LPFC_RQE_DEF_COUNT 512
  248. #define LPFC_QUEUE_NOARM false
  249. #define LPFC_QUEUE_REARM true
  250. /*
  251. * SLI4 CT field defines
  252. */
  253. #define SLI4_CT_RPI 0
  254. #define SLI4_CT_VPI 1
  255. #define SLI4_CT_VFI 2
  256. #define SLI4_CT_FCFI 3
  257. #define LPFC_SLI4_FL1_MAX_SEGMENT_SIZE 0x10000
  258. #define LPFC_SLI4_FL1_MAX_BUF_SIZE 0X2000
  259. #define LPFC_SLI4_MIN_BUF_SIZE 0x400
  260. #define LPFC_SLI4_MAX_BUF_SIZE 0x20000
  261. /*
  262. * SLI4 specific data structures
  263. */
  264. struct lpfc_max_cfg_param {
  265. uint16_t max_xri;
  266. uint16_t xri_base;
  267. uint16_t xri_used;
  268. uint16_t max_rpi;
  269. uint16_t rpi_base;
  270. uint16_t rpi_used;
  271. uint16_t max_vpi;
  272. uint16_t vpi_base;
  273. uint16_t vpi_used;
  274. uint16_t max_vfi;
  275. uint16_t vfi_base;
  276. uint16_t vfi_used;
  277. uint16_t max_fcfi;
  278. uint16_t fcfi_used;
  279. uint16_t max_eq;
  280. uint16_t max_rq;
  281. uint16_t max_cq;
  282. uint16_t max_wq;
  283. };
  284. struct lpfc_hba;
  285. /* SLI4 HBA multi-fcp queue handler struct */
  286. struct lpfc_fcp_eq_hdl {
  287. uint32_t idx;
  288. struct lpfc_hba *phba;
  289. };
  290. /* Port Capabilities for SLI4 Parameters */
  291. struct lpfc_pc_sli4_params {
  292. uint32_t supported;
  293. uint32_t if_type;
  294. uint32_t sli_rev;
  295. uint32_t sli_family;
  296. uint32_t featurelevel_1;
  297. uint32_t featurelevel_2;
  298. uint32_t proto_types;
  299. #define LPFC_SLI4_PROTO_FCOE 0x0000001
  300. #define LPFC_SLI4_PROTO_FC 0x0000002
  301. #define LPFC_SLI4_PROTO_NIC 0x0000004
  302. #define LPFC_SLI4_PROTO_ISCSI 0x0000008
  303. #define LPFC_SLI4_PROTO_RDMA 0x0000010
  304. uint32_t sge_supp_len;
  305. uint32_t if_page_sz;
  306. uint32_t rq_db_window;
  307. uint32_t loopbk_scope;
  308. uint32_t eq_pages_max;
  309. uint32_t eqe_size;
  310. uint32_t cq_pages_max;
  311. uint32_t cqe_size;
  312. uint32_t mq_pages_max;
  313. uint32_t mqe_size;
  314. uint32_t mq_elem_cnt;
  315. uint32_t wq_pages_max;
  316. uint32_t wqe_size;
  317. uint32_t rq_pages_max;
  318. uint32_t rqe_size;
  319. uint32_t hdr_pages_max;
  320. uint32_t hdr_size;
  321. uint32_t hdr_pp_align;
  322. uint32_t sgl_pages_max;
  323. uint32_t sgl_pp_align;
  324. uint8_t cqv;
  325. uint8_t mqv;
  326. uint8_t wqv;
  327. uint8_t rqv;
  328. };
  329. struct lpfc_iov {
  330. uint32_t pf_number;
  331. uint32_t vf_number;
  332. };
  333. /* SLI4 HBA data structure entries */
  334. struct lpfc_sli4_hba {
  335. void __iomem *conf_regs_memmap_p; /* Kernel memory mapped address for
  336. PCI BAR0, config space registers */
  337. void __iomem *ctrl_regs_memmap_p; /* Kernel memory mapped address for
  338. PCI BAR1, control registers */
  339. void __iomem *drbl_regs_memmap_p; /* Kernel memory mapped address for
  340. PCI BAR2, doorbell registers */
  341. union {
  342. struct {
  343. /* IF Type 0, BAR 0 PCI cfg space reg mem map */
  344. void __iomem *UERRLOregaddr;
  345. void __iomem *UERRHIregaddr;
  346. void __iomem *UEMASKLOregaddr;
  347. void __iomem *UEMASKHIregaddr;
  348. } if_type0;
  349. struct {
  350. /* IF Type 2, BAR 0 PCI cfg space reg mem map. */
  351. void __iomem *STATUSregaddr;
  352. void __iomem *CTRLregaddr;
  353. void __iomem *ERR1regaddr;
  354. void __iomem *ERR2regaddr;
  355. } if_type2;
  356. } u;
  357. /* IF type 0, BAR1 and if type 2, Bar 0 CSR register memory map */
  358. void __iomem *PSMPHRregaddr;
  359. /* Well-known SLI INTF register memory map. */
  360. void __iomem *SLIINTFregaddr;
  361. /* IF type 0, BAR 1 function CSR register memory map */
  362. void __iomem *ISRregaddr; /* HST_ISR register */
  363. void __iomem *IMRregaddr; /* HST_IMR register */
  364. void __iomem *ISCRregaddr; /* HST_ISCR register */
  365. /* IF type 0, BAR 0 and if type 2, BAR 0 doorbell register memory map */
  366. void __iomem *RQDBregaddr; /* RQ_DOORBELL register */
  367. void __iomem *WQDBregaddr; /* WQ_DOORBELL register */
  368. void __iomem *EQCQDBregaddr; /* EQCQ_DOORBELL register */
  369. void __iomem *MQDBregaddr; /* MQ_DOORBELL register */
  370. void __iomem *BMBXregaddr; /* BootStrap MBX register */
  371. uint32_t ue_mask_lo;
  372. uint32_t ue_mask_hi;
  373. struct lpfc_register sli_intf;
  374. struct lpfc_pc_sli4_params pc_sli4_params;
  375. struct msix_entry *msix_entries;
  376. uint32_t cfg_eqn;
  377. uint32_t msix_vec_nr;
  378. struct lpfc_fcp_eq_hdl *fcp_eq_hdl; /* FCP per-WQ handle */
  379. /* Pointers to the constructed SLI4 queues */
  380. struct lpfc_queue **fp_eq; /* Fast-path event queue */
  381. struct lpfc_queue *sp_eq; /* Slow-path event queue */
  382. struct lpfc_queue **fcp_wq;/* Fast-path FCP work queue */
  383. struct lpfc_queue *mbx_wq; /* Slow-path MBOX work queue */
  384. struct lpfc_queue *els_wq; /* Slow-path ELS work queue */
  385. struct lpfc_queue *hdr_rq; /* Slow-path Header Receive queue */
  386. struct lpfc_queue *dat_rq; /* Slow-path Data Receive queue */
  387. struct lpfc_queue **fcp_cq;/* Fast-path FCP compl queue */
  388. struct lpfc_queue *mbx_cq; /* Slow-path mailbox complete queue */
  389. struct lpfc_queue *els_cq; /* Slow-path ELS response complete queue */
  390. /* Setup information for various queue parameters */
  391. int eq_esize;
  392. int eq_ecount;
  393. int cq_esize;
  394. int cq_ecount;
  395. int wq_esize;
  396. int wq_ecount;
  397. int mq_esize;
  398. int mq_ecount;
  399. int rq_esize;
  400. int rq_ecount;
  401. #define LPFC_SP_EQ_MAX_INTR_SEC 10000
  402. #define LPFC_FP_EQ_MAX_INTR_SEC 10000
  403. uint32_t intr_enable;
  404. struct lpfc_bmbx bmbx;
  405. struct lpfc_max_cfg_param max_cfg_param;
  406. uint16_t extents_in_use; /* must allocate resource extents. */
  407. uint16_t rpi_hdrs_in_use; /* must post rpi hdrs if set. */
  408. uint16_t next_xri; /* last_xri - max_cfg_param.xri_base = used */
  409. uint16_t next_rpi;
  410. uint16_t scsi_xri_max;
  411. uint16_t scsi_xri_cnt;
  412. uint16_t scsi_xri_start;
  413. struct list_head lpfc_free_sgl_list;
  414. struct list_head lpfc_sgl_list;
  415. struct lpfc_sglq **lpfc_els_sgl_array;
  416. struct list_head lpfc_abts_els_sgl_list;
  417. struct lpfc_scsi_buf **lpfc_scsi_psb_array;
  418. struct list_head lpfc_abts_scsi_buf_list;
  419. uint32_t total_sglq_bufs;
  420. struct lpfc_sglq **lpfc_sglq_active_list;
  421. struct list_head lpfc_rpi_hdr_list;
  422. unsigned long *rpi_bmask;
  423. uint16_t *rpi_ids;
  424. uint16_t rpi_count;
  425. struct list_head lpfc_rpi_blk_list;
  426. unsigned long *xri_bmask;
  427. uint16_t *xri_ids;
  428. uint16_t xri_count;
  429. struct list_head lpfc_xri_blk_list;
  430. unsigned long *vfi_bmask;
  431. uint16_t *vfi_ids;
  432. uint16_t vfi_count;
  433. struct list_head lpfc_vfi_blk_list;
  434. struct lpfc_sli4_flags sli4_flags;
  435. struct list_head sp_queue_event;
  436. struct list_head sp_cqe_event_pool;
  437. struct list_head sp_asynce_work_queue;
  438. struct list_head sp_fcp_xri_aborted_work_queue;
  439. struct list_head sp_els_xri_aborted_work_queue;
  440. struct list_head sp_unsol_work_queue;
  441. struct lpfc_sli4_link link_state;
  442. struct lpfc_iov iov;
  443. spinlock_t abts_scsi_buf_list_lock; /* list of aborted SCSI IOs */
  444. spinlock_t abts_sgl_list_lock; /* list of aborted els IOs */
  445. };
  446. enum lpfc_sge_type {
  447. GEN_BUFF_TYPE,
  448. SCSI_BUFF_TYPE
  449. };
  450. enum lpfc_sgl_state {
  451. SGL_FREED,
  452. SGL_ALLOCATED,
  453. SGL_XRI_ABORTED
  454. };
  455. struct lpfc_sglq {
  456. /* lpfc_sglqs are used in double linked lists */
  457. struct list_head list;
  458. struct list_head clist;
  459. enum lpfc_sge_type buff_type; /* is this a scsi sgl */
  460. enum lpfc_sgl_state state;
  461. struct lpfc_nodelist *ndlp; /* ndlp associated with IO */
  462. uint16_t iotag; /* pre-assigned IO tag */
  463. uint16_t sli4_lxritag; /* logical pre-assigned xri. */
  464. uint16_t sli4_xritag; /* pre-assigned XRI, (OXID) tag. */
  465. struct sli4_sge *sgl; /* pre-assigned SGL */
  466. void *virt; /* virtual address. */
  467. dma_addr_t phys; /* physical address */
  468. };
  469. struct lpfc_rpi_hdr {
  470. struct list_head list;
  471. uint32_t len;
  472. struct lpfc_dmabuf *dmabuf;
  473. uint32_t page_count;
  474. uint32_t start_rpi;
  475. };
  476. struct lpfc_rsrc_blks {
  477. struct list_head list;
  478. uint16_t rsrc_start;
  479. uint16_t rsrc_size;
  480. uint16_t rsrc_used;
  481. };
  482. /*
  483. * SLI4 specific function prototypes
  484. */
  485. int lpfc_pci_function_reset(struct lpfc_hba *);
  486. int lpfc_sli4_hba_setup(struct lpfc_hba *);
  487. int lpfc_sli4_config(struct lpfc_hba *, struct lpfcMboxq *, uint8_t,
  488. uint8_t, uint32_t, bool);
  489. void lpfc_sli4_mbox_cmd_free(struct lpfc_hba *, struct lpfcMboxq *);
  490. void lpfc_sli4_mbx_sge_set(struct lpfcMboxq *, uint32_t, dma_addr_t, uint32_t);
  491. void lpfc_sli4_mbx_sge_get(struct lpfcMboxq *, uint32_t,
  492. struct lpfc_mbx_sge *);
  493. int lpfc_sli4_mbx_read_fcf_rec(struct lpfc_hba *, struct lpfcMboxq *,
  494. uint16_t);
  495. void lpfc_sli4_hba_reset(struct lpfc_hba *);
  496. struct lpfc_queue *lpfc_sli4_queue_alloc(struct lpfc_hba *, uint32_t,
  497. uint32_t);
  498. void lpfc_sli4_queue_free(struct lpfc_queue *);
  499. uint32_t lpfc_eq_create(struct lpfc_hba *, struct lpfc_queue *, uint16_t);
  500. uint32_t lpfc_cq_create(struct lpfc_hba *, struct lpfc_queue *,
  501. struct lpfc_queue *, uint32_t, uint32_t);
  502. int32_t lpfc_mq_create(struct lpfc_hba *, struct lpfc_queue *,
  503. struct lpfc_queue *, uint32_t);
  504. uint32_t lpfc_wq_create(struct lpfc_hba *, struct lpfc_queue *,
  505. struct lpfc_queue *, uint32_t);
  506. uint32_t lpfc_rq_create(struct lpfc_hba *, struct lpfc_queue *,
  507. struct lpfc_queue *, struct lpfc_queue *, uint32_t);
  508. uint32_t lpfc_eq_destroy(struct lpfc_hba *, struct lpfc_queue *);
  509. uint32_t lpfc_cq_destroy(struct lpfc_hba *, struct lpfc_queue *);
  510. uint32_t lpfc_mq_destroy(struct lpfc_hba *, struct lpfc_queue *);
  511. uint32_t lpfc_wq_destroy(struct lpfc_hba *, struct lpfc_queue *);
  512. uint32_t lpfc_rq_destroy(struct lpfc_hba *, struct lpfc_queue *,
  513. struct lpfc_queue *);
  514. int lpfc_sli4_queue_setup(struct lpfc_hba *);
  515. void lpfc_sli4_queue_unset(struct lpfc_hba *);
  516. int lpfc_sli4_post_sgl(struct lpfc_hba *, dma_addr_t, dma_addr_t, uint16_t);
  517. int lpfc_sli4_repost_scsi_sgl_list(struct lpfc_hba *);
  518. uint16_t lpfc_sli4_next_xritag(struct lpfc_hba *);
  519. int lpfc_sli4_post_async_mbox(struct lpfc_hba *);
  520. int lpfc_sli4_post_els_sgl_list(struct lpfc_hba *phba);
  521. int lpfc_sli4_post_els_sgl_list_ext(struct lpfc_hba *phba);
  522. int lpfc_sli4_post_scsi_sgl_block(struct lpfc_hba *, struct list_head *, int);
  523. int lpfc_sli4_post_scsi_sgl_blk_ext(struct lpfc_hba *, struct list_head *,
  524. int);
  525. struct lpfc_cq_event *__lpfc_sli4_cq_event_alloc(struct lpfc_hba *);
  526. struct lpfc_cq_event *lpfc_sli4_cq_event_alloc(struct lpfc_hba *);
  527. void __lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *);
  528. void lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *);
  529. int lpfc_sli4_init_rpi_hdrs(struct lpfc_hba *);
  530. int lpfc_sli4_post_rpi_hdr(struct lpfc_hba *, struct lpfc_rpi_hdr *);
  531. int lpfc_sli4_post_all_rpi_hdrs(struct lpfc_hba *);
  532. struct lpfc_rpi_hdr *lpfc_sli4_create_rpi_hdr(struct lpfc_hba *);
  533. void lpfc_sli4_remove_rpi_hdrs(struct lpfc_hba *);
  534. int lpfc_sli4_alloc_rpi(struct lpfc_hba *);
  535. void lpfc_sli4_free_rpi(struct lpfc_hba *, int);
  536. void lpfc_sli4_remove_rpis(struct lpfc_hba *);
  537. void lpfc_sli4_async_event_proc(struct lpfc_hba *);
  538. void lpfc_sli4_fcf_redisc_event_proc(struct lpfc_hba *);
  539. int lpfc_sli4_resume_rpi(struct lpfc_nodelist *);
  540. void lpfc_sli4_fcp_xri_abort_event_proc(struct lpfc_hba *);
  541. void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *);
  542. void lpfc_sli4_fcp_xri_aborted(struct lpfc_hba *,
  543. struct sli4_wcqe_xri_aborted *);
  544. void lpfc_sli4_els_xri_aborted(struct lpfc_hba *,
  545. struct sli4_wcqe_xri_aborted *);
  546. void lpfc_sli4_vport_delete_els_xri_aborted(struct lpfc_vport *);
  547. void lpfc_sli4_vport_delete_fcp_xri_aborted(struct lpfc_vport *);
  548. int lpfc_sli4_brdreset(struct lpfc_hba *);
  549. int lpfc_sli4_add_fcf_record(struct lpfc_hba *, struct fcf_record *);
  550. void lpfc_sli_remove_dflt_fcf(struct lpfc_hba *);
  551. int lpfc_sli4_get_els_iocb_cnt(struct lpfc_hba *);
  552. int lpfc_sli4_init_vpi(struct lpfc_vport *);
  553. uint32_t lpfc_sli4_cq_release(struct lpfc_queue *, bool);
  554. uint32_t lpfc_sli4_eq_release(struct lpfc_queue *, bool);
  555. void lpfc_sli4_fcfi_unreg(struct lpfc_hba *, uint16_t);
  556. int lpfc_sli4_fcf_scan_read_fcf_rec(struct lpfc_hba *, uint16_t);
  557. int lpfc_sli4_fcf_rr_read_fcf_rec(struct lpfc_hba *, uint16_t);
  558. int lpfc_sli4_read_fcf_rec(struct lpfc_hba *, uint16_t);
  559. void lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
  560. void lpfc_mbx_cmpl_fcf_rr_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
  561. void lpfc_mbx_cmpl_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
  562. int lpfc_sli4_unregister_fcf(struct lpfc_hba *);
  563. int lpfc_sli4_post_status_check(struct lpfc_hba *);
  564. uint8_t lpfc_sli4_mbox_opcode_get(struct lpfc_hba *, struct lpfcMboxq *);