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10#ifndef __BFA_H__
11#define __BFA_H__
12
13#include "bfad_drv.h"
14#include "bfa_cs.h"
15#include "bfa_plog.h"
16#include "bfa_defs_svc.h"
17#include "bfi.h"
18#include "bfa_ioc.h"
19
20struct bfa_s;
21
22typedef void (*bfa_isr_func_t) (struct bfa_s *bfa, struct bfi_msg_s *m);
23typedef void (*bfa_cb_cbfn_status_t) (void *cbarg, bfa_status_t status);
24
25
26
27
28void bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m);
29
30
31
32
33#define BFA_REQQ_NELEMS_MIN (4)
34#define BFA_RSPQ_NELEMS_MIN (4)
35
36#define bfa_reqq_pi(__bfa, __reqq) ((__bfa)->iocfc.req_cq_pi[__reqq])
37#define bfa_reqq_ci(__bfa, __reqq) \
38 (*(u32 *)((__bfa)->iocfc.req_cq_shadow_ci[__reqq].kva))
39
40#define bfa_reqq_full(__bfa, __reqq) \
41 (((bfa_reqq_pi(__bfa, __reqq) + 1) & \
42 ((__bfa)->iocfc.cfg.drvcfg.num_reqq_elems - 1)) == \
43 bfa_reqq_ci(__bfa, __reqq))
44
45#define bfa_reqq_next(__bfa, __reqq) \
46 (bfa_reqq_full(__bfa, __reqq) ? NULL : \
47 ((void *)((struct bfi_msg_s *)((__bfa)->iocfc.req_cq_ba[__reqq].kva) \
48 + bfa_reqq_pi((__bfa), (__reqq)))))
49
50#define bfa_reqq_produce(__bfa, __reqq, __mh) do { \
51 (__mh).mtag.h2i.qid = (__bfa)->iocfc.hw_qid[__reqq];\
52 (__bfa)->iocfc.req_cq_pi[__reqq]++; \
53 (__bfa)->iocfc.req_cq_pi[__reqq] &= \
54 ((__bfa)->iocfc.cfg.drvcfg.num_reqq_elems - 1); \
55 writel((__bfa)->iocfc.req_cq_pi[__reqq], \
56 (__bfa)->iocfc.bfa_regs.cpe_q_pi[__reqq]); \
57 } while (0)
58
59#define bfa_rspq_pi(__bfa, __rspq) \
60 (*(u32 *)((__bfa)->iocfc.rsp_cq_shadow_pi[__rspq].kva))
61
62#define bfa_rspq_ci(__bfa, __rspq) ((__bfa)->iocfc.rsp_cq_ci[__rspq])
63#define bfa_rspq_elem(__bfa, __rspq, __ci) \
64 (&((struct bfi_msg_s *)((__bfa)->iocfc.rsp_cq_ba[__rspq].kva))[__ci])
65
66#define CQ_INCR(__index, __size) do { \
67 (__index)++; \
68 (__index) &= ((__size) - 1); \
69} while (0)
70
71
72
73
74enum {
75 BFA_REQQ_IOC = 0,
76 BFA_REQQ_FCXP = 0,
77 BFA_REQQ_LPS = 0,
78 BFA_REQQ_PORT = 0,
79 BFA_REQQ_FLASH = 0,
80 BFA_REQQ_DIAG = 0,
81 BFA_REQQ_RPORT = 0,
82 BFA_REQQ_SBOOT = 0,
83 BFA_REQQ_QOS_LO = 1,
84 BFA_REQQ_QOS_MD = 2,
85 BFA_REQQ_QOS_HI = 3,
86};
87
88static inline void
89bfa_reqq_winit(struct bfa_reqq_wait_s *wqe, void (*qresume) (void *cbarg),
90 void *cbarg)
91{
92 wqe->qresume = qresume;
93 wqe->cbarg = cbarg;
94}
95
96#define bfa_reqq(__bfa, __reqq) (&(__bfa)->reqq_waitq[__reqq])
97
98
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100
101
102#define bfa_reqq_wait(__bfa, __reqq, __wqe) do { \
103 \
104 struct list_head *waitq = bfa_reqq(__bfa, __reqq); \
105 \
106 WARN_ON(((__reqq) >= BFI_IOC_MAX_CQS)); \
107 WARN_ON(!((__wqe)->qresume && (__wqe)->cbarg)); \
108 \
109 list_add_tail(&(__wqe)->qe, waitq); \
110 } while (0)
111
112#define bfa_reqq_wcancel(__wqe) list_del(&(__wqe)->qe)
113
114#define bfa_cb_queue(__bfa, __hcb_qe, __cbfn, __cbarg) do { \
115 (__hcb_qe)->cbfn = (__cbfn); \
116 (__hcb_qe)->cbarg = (__cbarg); \
117 (__hcb_qe)->pre_rmv = BFA_FALSE; \
118 list_add_tail(&(__hcb_qe)->qe, &(__bfa)->comp_q); \
119 } while (0)
120
121#define bfa_cb_dequeue(__hcb_qe) list_del(&(__hcb_qe)->qe)
122
123#define bfa_cb_queue_once(__bfa, __hcb_qe, __cbfn, __cbarg) do { \
124 (__hcb_qe)->cbfn = (__cbfn); \
125 (__hcb_qe)->cbarg = (__cbarg); \
126 if (!(__hcb_qe)->once) { \
127 list_add_tail(&(__hcb_qe)->qe, &(__bfa)->comp_q); \
128 (__hcb_qe)->once = BFA_TRUE; \
129 } \
130 } while (0)
131
132#define bfa_cb_queue_status(__bfa, __hcb_qe, __status) do { \
133 (__hcb_qe)->fw_status = (__status); \
134 list_add_tail(&(__hcb_qe)->qe, &(__bfa)->comp_q); \
135} while (0)
136
137#define bfa_cb_queue_done(__hcb_qe) do { \
138 (__hcb_qe)->once = BFA_FALSE; \
139 } while (0)
140
141
142
143
144
145struct bfa_pciid_s {
146 u16 device_id;
147 u16 vendor_id;
148};
149
150extern char bfa_version[];
151
152struct bfa_iocfc_regs_s {
153 void __iomem *intr_status;
154 void __iomem *intr_mask;
155 void __iomem *cpe_q_pi[BFI_IOC_MAX_CQS];
156 void __iomem *cpe_q_ci[BFI_IOC_MAX_CQS];
157 void __iomem *cpe_q_ctrl[BFI_IOC_MAX_CQS];
158 void __iomem *rme_q_ci[BFI_IOC_MAX_CQS];
159 void __iomem *rme_q_pi[BFI_IOC_MAX_CQS];
160 void __iomem *rme_q_ctrl[BFI_IOC_MAX_CQS];
161};
162
163
164
165
166#define BFA_MSIX_MAX_VECTORS 22
167typedef void (*bfa_msix_handler_t)(struct bfa_s *bfa, int vec);
168struct bfa_msix_s {
169 int nvecs;
170 bfa_msix_handler_t handler[BFA_MSIX_MAX_VECTORS];
171};
172
173
174
175
176struct bfa_hwif_s {
177 void (*hw_reginit)(struct bfa_s *bfa);
178 void (*hw_reqq_ack)(struct bfa_s *bfa, int reqq);
179 void (*hw_rspq_ack)(struct bfa_s *bfa, int rspq, u32 ci);
180 void (*hw_msix_init)(struct bfa_s *bfa, int nvecs);
181 void (*hw_msix_ctrl_install)(struct bfa_s *bfa);
182 void (*hw_msix_queue_install)(struct bfa_s *bfa);
183 void (*hw_msix_uninstall)(struct bfa_s *bfa);
184 void (*hw_isr_mode_set)(struct bfa_s *bfa, bfa_boolean_t msix);
185 void (*hw_msix_getvecs)(struct bfa_s *bfa, u32 *vecmap,
186 u32 *nvecs, u32 *maxvec);
187 void (*hw_msix_get_rme_range) (struct bfa_s *bfa, u32 *start,
188 u32 *end);
189 int cpe_vec_q0;
190 int rme_vec_q0;
191};
192typedef void (*bfa_cb_iocfc_t) (void *cbarg, enum bfa_status status);
193
194struct bfa_faa_cbfn_s {
195 bfa_cb_iocfc_t faa_cbfn;
196 void *faa_cbarg;
197};
198
199#define BFA_FAA_ENABLED 1
200#define BFA_FAA_DISABLED 2
201
202
203
204
205struct bfa_faa_attr_s {
206 wwn_t faa;
207 u8 faa_state;
208 u8 pwwn_source;
209 u8 rsvd[6];
210};
211
212struct bfa_faa_args_s {
213 struct bfa_faa_attr_s *faa_attr;
214 struct bfa_faa_cbfn_s faa_cb;
215 u8 faa_state;
216 bfa_boolean_t busy;
217};
218
219struct bfa_iocfc_s {
220 bfa_fsm_t fsm;
221 struct bfa_s *bfa;
222 struct bfa_iocfc_cfg_s cfg;
223 u32 req_cq_pi[BFI_IOC_MAX_CQS];
224 u32 rsp_cq_ci[BFI_IOC_MAX_CQS];
225 u8 hw_qid[BFI_IOC_MAX_CQS];
226 struct bfa_cb_qe_s init_hcb_qe;
227 struct bfa_cb_qe_s stop_hcb_qe;
228 struct bfa_cb_qe_s dis_hcb_qe;
229 struct bfa_cb_qe_s en_hcb_qe;
230 struct bfa_cb_qe_s stats_hcb_qe;
231 bfa_boolean_t submod_enabled;
232 bfa_boolean_t cb_reqd;
233 bfa_status_t op_status;
234
235 struct bfa_dma_s cfg_info;
236 struct bfi_iocfc_cfg_s *cfginfo;
237 struct bfa_dma_s cfgrsp_dma;
238 struct bfi_iocfc_cfgrsp_s *cfgrsp;
239 struct bfa_dma_s req_cq_ba[BFI_IOC_MAX_CQS];
240 struct bfa_dma_s req_cq_shadow_ci[BFI_IOC_MAX_CQS];
241 struct bfa_dma_s rsp_cq_ba[BFI_IOC_MAX_CQS];
242 struct bfa_dma_s rsp_cq_shadow_pi[BFI_IOC_MAX_CQS];
243 struct bfa_iocfc_regs_s bfa_regs;
244 struct bfa_hwif_s hwif;
245 bfa_cb_iocfc_t updateq_cbfn;
246 void *updateq_cbarg;
247 u32 intr_mask;
248 struct bfa_faa_args_s faa_args;
249 struct bfa_mem_dma_s ioc_dma;
250 struct bfa_mem_dma_s iocfc_dma;
251 struct bfa_mem_dma_s reqq_dma[BFI_IOC_MAX_CQS];
252 struct bfa_mem_dma_s rspq_dma[BFI_IOC_MAX_CQS];
253 struct bfa_mem_kva_s kva_seg;
254};
255
256#define BFA_MEM_IOC_DMA(_bfa) (&((_bfa)->iocfc.ioc_dma))
257#define BFA_MEM_IOCFC_DMA(_bfa) (&((_bfa)->iocfc.iocfc_dma))
258#define BFA_MEM_REQQ_DMA(_bfa, _qno) (&((_bfa)->iocfc.reqq_dma[(_qno)]))
259#define BFA_MEM_RSPQ_DMA(_bfa, _qno) (&((_bfa)->iocfc.rspq_dma[(_qno)]))
260#define BFA_MEM_IOCFC_KVA(_bfa) (&((_bfa)->iocfc.kva_seg))
261
262#define bfa_fn_lpu(__bfa) \
263 bfi_fn_lpu(bfa_ioc_pcifn(&(__bfa)->ioc), bfa_ioc_portid(&(__bfa)->ioc))
264#define bfa_msix_init(__bfa, __nvecs) \
265 ((__bfa)->iocfc.hwif.hw_msix_init(__bfa, __nvecs))
266#define bfa_msix_ctrl_install(__bfa) \
267 ((__bfa)->iocfc.hwif.hw_msix_ctrl_install(__bfa))
268#define bfa_msix_queue_install(__bfa) \
269 ((__bfa)->iocfc.hwif.hw_msix_queue_install(__bfa))
270#define bfa_msix_uninstall(__bfa) \
271 ((__bfa)->iocfc.hwif.hw_msix_uninstall(__bfa))
272#define bfa_isr_rspq_ack(__bfa, __queue, __ci) \
273 ((__bfa)->iocfc.hwif.hw_rspq_ack(__bfa, __queue, __ci))
274#define bfa_isr_reqq_ack(__bfa, __queue) do { \
275 if ((__bfa)->iocfc.hwif.hw_reqq_ack) \
276 (__bfa)->iocfc.hwif.hw_reqq_ack(__bfa, __queue); \
277} while (0)
278#define bfa_isr_mode_set(__bfa, __msix) do { \
279 if ((__bfa)->iocfc.hwif.hw_isr_mode_set) \
280 (__bfa)->iocfc.hwif.hw_isr_mode_set(__bfa, __msix); \
281} while (0)
282#define bfa_msix_getvecs(__bfa, __vecmap, __nvecs, __maxvec) \
283 ((__bfa)->iocfc.hwif.hw_msix_getvecs(__bfa, __vecmap, \
284 __nvecs, __maxvec))
285#define bfa_msix_get_rme_range(__bfa, __start, __end) \
286 ((__bfa)->iocfc.hwif.hw_msix_get_rme_range(__bfa, __start, __end))
287#define bfa_msix(__bfa, __vec) \
288 ((__bfa)->msix.handler[__vec](__bfa, __vec))
289
290
291
292
293void bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg,
294 struct bfa_meminfo_s *meminfo,
295 struct bfa_s *bfa);
296void bfa_iocfc_attach(struct bfa_s *bfa, void *bfad,
297 struct bfa_iocfc_cfg_s *cfg,
298 struct bfa_pcidev_s *pcidev);
299void bfa_iocfc_init(struct bfa_s *bfa);
300void bfa_iocfc_start(struct bfa_s *bfa);
301void bfa_iocfc_stop(struct bfa_s *bfa);
302void bfa_iocfc_isr(void *bfa, struct bfi_mbmsg_s *msg);
303void bfa_iocfc_set_snsbase(struct bfa_s *bfa, int seg_no, u64 snsbase_pa);
304bfa_boolean_t bfa_iocfc_is_operational(struct bfa_s *bfa);
305void bfa_iocfc_reset_queues(struct bfa_s *bfa);
306
307void bfa_msix_all(struct bfa_s *bfa, int vec);
308void bfa_msix_reqq(struct bfa_s *bfa, int vec);
309void bfa_msix_rspq(struct bfa_s *bfa, int vec);
310void bfa_msix_lpu_err(struct bfa_s *bfa, int vec);
311
312void bfa_hwcb_reginit(struct bfa_s *bfa);
313void bfa_hwcb_rspq_ack(struct bfa_s *bfa, int rspq, u32 ci);
314void bfa_hwcb_msix_init(struct bfa_s *bfa, int nvecs);
315void bfa_hwcb_msix_ctrl_install(struct bfa_s *bfa);
316void bfa_hwcb_msix_queue_install(struct bfa_s *bfa);
317void bfa_hwcb_msix_uninstall(struct bfa_s *bfa);
318void bfa_hwcb_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix);
319void bfa_hwcb_msix_getvecs(struct bfa_s *bfa, u32 *vecmap, u32 *nvecs,
320 u32 *maxvec);
321void bfa_hwcb_msix_get_rme_range(struct bfa_s *bfa, u32 *start,
322 u32 *end);
323void bfa_hwct_reginit(struct bfa_s *bfa);
324void bfa_hwct2_reginit(struct bfa_s *bfa);
325void bfa_hwct_reqq_ack(struct bfa_s *bfa, int rspq);
326void bfa_hwct_rspq_ack(struct bfa_s *bfa, int rspq, u32 ci);
327void bfa_hwct2_rspq_ack(struct bfa_s *bfa, int rspq, u32 ci);
328void bfa_hwct_msix_init(struct bfa_s *bfa, int nvecs);
329void bfa_hwct_msix_ctrl_install(struct bfa_s *bfa);
330void bfa_hwct_msix_queue_install(struct bfa_s *bfa);
331void bfa_hwct_msix_uninstall(struct bfa_s *bfa);
332void bfa_hwct_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix);
333void bfa_hwct_msix_getvecs(struct bfa_s *bfa, u32 *vecmap, u32 *nvecs,
334 u32 *maxvec);
335void bfa_hwct_msix_get_rme_range(struct bfa_s *bfa, u32 *start,
336 u32 *end);
337void bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t *wwns);
338int bfa_iocfc_get_pbc_vports(struct bfa_s *bfa,
339 struct bfi_pbc_vport_s *pbc_vport);
340
341
342
343
344
345
346
347#define bfa_stats(_mod, _stats) ((_mod)->stats._stats++)
348#define bfa_ioc_get_stats(__bfa, __ioc_stats) \
349 bfa_ioc_fetch_stats(&(__bfa)->ioc, __ioc_stats)
350#define bfa_ioc_clear_stats(__bfa) \
351 bfa_ioc_clr_stats(&(__bfa)->ioc)
352#define bfa_get_nports(__bfa) \
353 bfa_ioc_get_nports(&(__bfa)->ioc)
354#define bfa_get_adapter_manufacturer(__bfa, __manufacturer) \
355 bfa_ioc_get_adapter_manufacturer(&(__bfa)->ioc, __manufacturer)
356#define bfa_get_adapter_model(__bfa, __model) \
357 bfa_ioc_get_adapter_model(&(__bfa)->ioc, __model)
358#define bfa_get_adapter_serial_num(__bfa, __serial_num) \
359 bfa_ioc_get_adapter_serial_num(&(__bfa)->ioc, __serial_num)
360#define bfa_get_adapter_fw_ver(__bfa, __fw_ver) \
361 bfa_ioc_get_adapter_fw_ver(&(__bfa)->ioc, __fw_ver)
362#define bfa_get_adapter_optrom_ver(__bfa, __optrom_ver) \
363 bfa_ioc_get_adapter_optrom_ver(&(__bfa)->ioc, __optrom_ver)
364#define bfa_get_pci_chip_rev(__bfa, __chip_rev) \
365 bfa_ioc_get_pci_chip_rev(&(__bfa)->ioc, __chip_rev)
366#define bfa_get_ioc_state(__bfa) \
367 bfa_ioc_get_state(&(__bfa)->ioc)
368#define bfa_get_type(__bfa) \
369 bfa_ioc_get_type(&(__bfa)->ioc)
370#define bfa_get_mac(__bfa) \
371 bfa_ioc_get_mac(&(__bfa)->ioc)
372#define bfa_get_mfg_mac(__bfa) \
373 bfa_ioc_get_mfg_mac(&(__bfa)->ioc)
374#define bfa_get_fw_clock_res(__bfa) \
375 ((__bfa)->iocfc.cfgrsp->fwcfg.fw_tick_res)
376
377
378
379
380
381#define bfa_get_lun_mask(__bfa) \
382 ((&(__bfa)->modules.dconf_mod)->min_cfg) ? NULL : \
383 (&(BFA_DCONF_MOD(__bfa)->dconf->lun_mask))
384
385#define bfa_get_lun_mask_list(_bfa) \
386 ((&(_bfa)->modules.dconf_mod)->min_cfg) ? NULL : \
387 (bfa_get_lun_mask(_bfa)->lun_list)
388
389#define bfa_get_lun_mask_status(_bfa) \
390 (((&(_bfa)->modules.dconf_mod)->min_cfg) \
391 ? BFA_LUNMASK_MINCFG : ((bfa_get_lun_mask(_bfa))->status))
392
393void bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids);
394void bfa_cfg_get_default(struct bfa_iocfc_cfg_s *cfg);
395void bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg);
396void bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg,
397 struct bfa_meminfo_s *meminfo,
398 struct bfa_s *bfa);
399void bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
400 struct bfa_meminfo_s *meminfo,
401 struct bfa_pcidev_s *pcidev);
402void bfa_detach(struct bfa_s *bfa);
403void bfa_cb_init(void *bfad, bfa_status_t status);
404void bfa_cb_updateq(void *bfad, bfa_status_t status);
405
406bfa_boolean_t bfa_intx(struct bfa_s *bfa);
407void bfa_isr_enable(struct bfa_s *bfa);
408void bfa_isr_disable(struct bfa_s *bfa);
409
410void bfa_comp_deq(struct bfa_s *bfa, struct list_head *comp_q);
411void bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q);
412void bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q);
413
414typedef void (*bfa_cb_ioc_t) (void *cbarg, enum bfa_status status);
415void bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr);
416
417
418bfa_status_t bfa_iocfc_israttr_set(struct bfa_s *bfa,
419 struct bfa_iocfc_intr_attr_s *attr);
420
421void bfa_iocfc_enable(struct bfa_s *bfa);
422void bfa_iocfc_disable(struct bfa_s *bfa);
423#define bfa_timer_start(_bfa, _timer, _timercb, _arg, _timeout) \
424 bfa_timer_begin(&(_bfa)->timer_mod, _timer, _timercb, _arg, _timeout)
425
426struct bfa_cb_pending_q_s {
427 struct bfa_cb_qe_s hcb_qe;
428 void *data;
429};
430
431
432#define bfa_pending_q_init(__qe, __cbfn, __cbarg, __data) do { \
433 bfa_q_qe_init(&((__qe)->hcb_qe.qe)); \
434 (__qe)->hcb_qe.cbfn = (__cbfn); \
435 (__qe)->hcb_qe.cbarg = (__cbarg); \
436 (__qe)->hcb_qe.pre_rmv = BFA_TRUE; \
437 (__qe)->data = (__data); \
438} while (0)
439
440#endif
441
