aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/scsi/bfa/bfa_ioc.h
blob: d0804406ea1a318c115e1f5ccb6983a9dca58c71 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
/*
 * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
 * All rights reserved
 * www.brocade.com
 *
 * Linux driver for Brocade Fibre Channel Host Bus Adapter.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License (GPL) Version 2 as
 * published by the Free Software Foundation
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 */

#ifndef __BFA_IOC_H__
#define __BFA_IOC_H__

#include <cs/bfa_sm.h>
#include <bfi/bfi.h>
#include <bfi/bfi_ioc.h>
#include <bfi/bfi_boot.h>
#include <bfa_timer.h>

/**
 * PCI device information required by IOC
 */
struct bfa_pcidev_s {
	int             pci_slot;
	u8         pci_func;
	u16	device_id;
	bfa_os_addr_t   pci_bar_kva;
};

/**
 * Structure used to remember the DMA-able memory block's KVA and Physical
 * Address
 */
struct bfa_dma_s {
	void		*kva;	/*! Kernel virtual address	*/
	u64	pa;	/*! Physical address		*/
};

#define BFA_DMA_ALIGN_SZ	256
#define BFA_ROUNDUP(_l, _s)	(((_l) + ((_s) - 1)) & ~((_s) - 1))



#define bfa_dma_addr_set(dma_addr, pa)	\
		__bfa_dma_addr_set(&dma_addr, (u64)pa)

static inline void
__bfa_dma_addr_set(union bfi_addr_u *dma_addr, u64 pa)
{
	dma_addr->a32.addr_lo = (u32) pa;
	dma_addr->a32.addr_hi = (u32) (bfa_os_u32(pa));
}


#define bfa_dma_be_addr_set(dma_addr, pa)	\
		__bfa_dma_be_addr_set(&dma_addr, (u64)pa)
static inline void
__bfa_dma_be_addr_set(union bfi_addr_u *dma_addr, u64 pa)
{
	dma_addr->a32.addr_lo = (u32) bfa_os_htonl(pa);
	dma_addr->a32.addr_hi = (u32) bfa_os_htonl(bfa_os_u32(pa));
}

struct bfa_ioc_regs_s {
	bfa_os_addr_t   hfn_mbox_cmd;
	bfa_os_addr_t   hfn_mbox;
	bfa_os_addr_t   lpu_mbox_cmd;
	bfa_os_addr_t   lpu_mbox;
	bfa_os_addr_t   pss_ctl_reg;
	bfa_os_addr_t   pss_err_status_reg;
	bfa_os_addr_t   app_pll_fast_ctl_reg;
	bfa_os_addr_t   app_pll_slow_ctl_reg;
	bfa_os_addr_t   ioc_sem_reg;
	bfa_os_addr_t   ioc_usage_sem_reg;
	bfa_os_addr_t   ioc_init_sem_reg;
	bfa_os_addr_t   ioc_usage_reg;
	bfa_os_addr_t   host_page_num_fn;
	bfa_os_addr_t   heartbeat;
	bfa_os_addr_t   ioc_fwstate;
	bfa_os_addr_t   ll_halt;
	bfa_os_addr_t   err_set;
	bfa_os_addr_t   shirq_isr_next;
	bfa_os_addr_t   shirq_msk_next;
	bfa_os_addr_t   smem_page_start;
	u32	smem_pg0;
};

#define bfa_reg_read(_raddr)	bfa_os_reg_read(_raddr)
#define bfa_reg_write(_raddr, _val)	bfa_os_reg_write(_raddr, _val)
#define bfa_mem_read(_raddr, _off)	bfa_os_mem_read(_raddr, _off)
#define bfa_mem_write(_raddr, _off, _val)	\
					bfa_os_mem_write(_raddr, _off, _val)
/**
 * IOC Mailbox structures
 */
struct bfa_mbox_cmd_s {
	struct list_head		qe;
	u32	msg[BFI_IOC_MSGSZ];
};

/**
 * IOC mailbox module
 */
typedef void (*bfa_ioc_mbox_mcfunc_t)(void *cbarg, struct bfi_mbmsg_s *m);
struct bfa_ioc_mbox_mod_s {
	struct list_head	cmd_q;		/*  pending mbox queue	*/
	int		nmclass;	/*  number of handlers */
	struct {
		bfa_ioc_mbox_mcfunc_t	cbfn;	/*  message handlers	*/
		void			*cbarg;
	} mbhdlr[BFI_MC_MAX];
};

/**
 * IOC callback function interfaces
 */
typedef void (*bfa_ioc_enable_cbfn_t)(void *bfa, enum bfa_status status);
typedef void (*bfa_ioc_disable_cbfn_t)(void *bfa);
typedef void (*bfa_ioc_hbfail_cbfn_t)(void *bfa);
typedef void (*bfa_ioc_reset_cbfn_t)(void *bfa);
struct bfa_ioc_cbfn_s {
	bfa_ioc_enable_cbfn_t	enable_cbfn;
	bfa_ioc_disable_cbfn_t	disable_cbfn;
	bfa_ioc_hbfail_cbfn_t	hbfail_cbfn;
	bfa_ioc_reset_cbfn_t	reset_cbfn;
};

/**
 * Heartbeat failure notification queue element.
 */
struct bfa_ioc_hbfail_notify_s {
	struct list_head		qe;
	bfa_ioc_hbfail_cbfn_t	cbfn;
	void			*cbarg;
};

/**
 * Initialize a heartbeat failure notification structure
 */
#define bfa_ioc_hbfail_init(__notify, __cbfn, __cbarg) do {	\
	(__notify)->cbfn = (__cbfn);      \
	(__notify)->cbarg = (__cbarg);      \
} while (0)

struct bfa_ioc_s {
	bfa_fsm_t		fsm;
	struct bfa_s		*bfa;
	struct bfa_pcidev_s	pcidev;
	struct bfa_timer_mod_s 	*timer_mod;
	struct bfa_timer_s 	ioc_timer;
	struct bfa_timer_s 	sem_timer;
	u32		hb_count;
	u32		retry_count;
	struct list_head		hb_notify_q;
	void			*dbg_fwsave;
	int			dbg_fwsave_len;
	bfa_boolean_t		dbg_fwsave_once;
	enum bfi_mclass		ioc_mc;
	struct bfa_ioc_regs_s 	ioc_regs;
	struct bfa_trc_mod_s	*trcmod;
	struct bfa_aen_s	*aen;
	struct bfa_log_mod_s	*logm;
	struct bfa_ioc_drv_stats_s	stats;
	bfa_boolean_t		auto_recover;
	bfa_boolean_t		fcmode;
	bfa_boolean_t		ctdev;
	bfa_boolean_t		cna;
	bfa_boolean_t		pllinit;
	u8			port_id;

	struct bfa_dma_s	attr_dma;
	struct bfi_ioc_attr_s	*attr;
	struct bfa_ioc_cbfn_s	*cbfn;
	struct bfa_ioc_mbox_mod_s mbox_mod;
	struct bfa_ioc_hwif_s   *ioc_hwif;
};

struct bfa_ioc_hwif_s {
	bfa_status_t    (*ioc_pll_init) (struct bfa_ioc_s *ioc);
	bfa_boolean_t   (*ioc_firmware_lock)    (struct bfa_ioc_s *ioc);
	void            (*ioc_firmware_unlock)  (struct bfa_ioc_s *ioc);
	u32 *   	(*ioc_fwimg_get_chunk)  (struct bfa_ioc_s *ioc,
						u32 off);
	u32		(*ioc_fwimg_get_size)   (struct bfa_ioc_s *ioc);
	void		(*ioc_reg_init) (struct bfa_ioc_s *ioc);
	void		(*ioc_map_port) (struct bfa_ioc_s *ioc);
	void		(*ioc_isr_mode_set)     (struct bfa_ioc_s *ioc,
						bfa_boolean_t msix);
	void            (*ioc_notify_hbfail)    (struct bfa_ioc_s *ioc);
	void            (*ioc_ownership_reset)  (struct bfa_ioc_s *ioc);
};

#define bfa_ioc_pcifn(__ioc)		((__ioc)->pcidev.pci_func)
#define bfa_ioc_devid(__ioc)		((__ioc)->pcidev.device_id)
#define bfa_ioc_bar0(__ioc)		((__ioc)->pcidev.pci_bar_kva)
#define bfa_ioc_portid(__ioc)		((__ioc)->port_id)
#define bfa_ioc_fetch_stats(__ioc, __stats) \
		(((__stats)->drv_stats) = (__ioc)->stats)
#define bfa_ioc_clr_stats(__ioc)	\
		bfa_os_memset(&(__ioc)->stats, 0, sizeof((__ioc)->stats))
#define bfa_ioc_maxfrsize(__ioc)	((__ioc)->attr->maxfrsize)
#define bfa_ioc_rx_bbcredit(__ioc)	((__ioc)->attr->rx_bbcredit)
#define bfa_ioc_speed_sup(__ioc)	\
	BFI_ADAPTER_GETP(SPEED, (__ioc)->attr->adapter_prop)
#define bfa_ioc_get_nports(__ioc)       \
	BFI_ADAPTER_GETP(NPORTS, (__ioc)->attr->adapter_prop)

#define bfa_ioc_stats(_ioc, _stats)     ((_ioc)->stats._stats++)
#define BFA_IOC_FWIMG_MINSZ     (16 * 1024)

#define BFA_IOC_FLASH_CHUNK_NO(off)             (off / BFI_FLASH_CHUNK_SZ_WORDS)
#define BFA_IOC_FLASH_OFFSET_IN_CHUNK(off)      (off % BFI_FLASH_CHUNK_SZ_WORDS)
#define BFA_IOC_FLASH_CHUNK_ADDR(chunkno)  (chunkno * BFI_FLASH_CHUNK_SZ_WORDS)

/**
 * IOC mailbox interface
 */
void bfa_ioc_mbox_queue(struct bfa_ioc_s *ioc, struct bfa_mbox_cmd_s *cmd);
void bfa_ioc_mbox_register(struct bfa_ioc_s *ioc,
		bfa_ioc_mbox_mcfunc_t *mcfuncs);
void bfa_ioc_mbox_isr(struct bfa_ioc_s *ioc);
void bfa_ioc_mbox_send(struct bfa_ioc_s *ioc, void *ioc_msg, int len);
void bfa_ioc_msgget(struct bfa_ioc_s *ioc, void *mbmsg);
void bfa_ioc_mbox_regisr(struct bfa_ioc_s *ioc, enum bfi_mclass mc,
		bfa_ioc_mbox_mcfunc_t cbfn, void *cbarg);

/**
 * IOC interfaces
 */
#define bfa_ioc_pll_init(__ioc) ((__ioc)->ioc_hwif->ioc_pll_init(__ioc))
#define bfa_ioc_isr_mode_set(__ioc, __msix)                     \
			((__ioc)->ioc_hwif->ioc_isr_mode_set(__ioc, __msix))
#define bfa_ioc_ownership_reset(__ioc)                          \
			((__ioc)->ioc_hwif->ioc_ownership_reset(__ioc))

void bfa_ioc_set_ct_hwif(struct bfa_ioc_s *ioc);
void bfa_ioc_set_cb_hwif(struct bfa_ioc_s *ioc);
void bfa_ioc_attach(struct bfa_ioc_s *ioc, void *bfa,
		struct bfa_ioc_cbfn_s *cbfn, struct bfa_timer_mod_s *timer_mod,
		struct bfa_trc_mod_s *trcmod,
		struct bfa_aen_s *aen, struct bfa_log_mod_s *logm);
void bfa_ioc_detach(struct bfa_ioc_s *ioc);
void bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev,
		enum bfi_mclass mc);
u32 bfa_ioc_meminfo(void);
void bfa_ioc_mem_claim(struct bfa_ioc_s *ioc,  u8 *dm_kva, u64 dm_pa);
void bfa_ioc_enable(struct bfa_ioc_s *ioc);
void bfa_ioc_disable(struct bfa_ioc_s *ioc);
bfa_boolean_t bfa_ioc_intx_claim(struct bfa_ioc_s *ioc);

void bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_param);
void bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *msg);
void bfa_ioc_error_isr(struct bfa_ioc_s *ioc);
bfa_boolean_t bfa_ioc_is_operational(struct bfa_ioc_s *ioc);
bfa_boolean_t bfa_ioc_is_disabled(struct bfa_ioc_s *ioc);
bfa_boolean_t bfa_ioc_fw_mismatch(struct bfa_ioc_s *ioc);
bfa_boolean_t bfa_ioc_adapter_is_disabled(struct bfa_ioc_s *ioc);
void bfa_ioc_cfg_complete(struct bfa_ioc_s *ioc);
enum bfa_ioc_type_e bfa_ioc_get_type(struct bfa_ioc_s *ioc);
void bfa_ioc_get_adapter_serial_num(struct bfa_ioc_s *ioc, char *serial_num);
void bfa_ioc_get_adapter_fw_ver(struct bfa_ioc_s *ioc, char *fw_ver);
void bfa_ioc_get_adapter_optrom_ver(struct bfa_ioc_s *ioc, char *optrom_ver);
void bfa_ioc_get_adapter_model(struct bfa_ioc_s *ioc, char *model);
void bfa_ioc_get_adapter_manufacturer(struct bfa_ioc_s *ioc,
	char *manufacturer);
void bfa_ioc_get_pci_chip_rev(struct bfa_ioc_s *ioc, char *chip_rev);
enum bfa_ioc_state bfa_ioc_get_state(struct bfa_ioc_s *ioc);

void bfa_ioc_get_attr(struct bfa_ioc_s *ioc, struct bfa_ioc_attr_s *ioc_attr);
void bfa_ioc_get_adapter_attr(struct bfa_ioc_s *ioc,
		struct bfa_adapter_attr_s *ad_attr);
int bfa_ioc_debug_trcsz(bfa_boolean_t auto_recover);
void bfa_ioc_debug_memclaim(struct bfa_ioc_s *ioc, void *dbg_fwsave);
bfa_status_t bfa_ioc_debug_fwsave(struct bfa_ioc_s *ioc, void *trcdata,
		int *trclen);
void bfa_ioc_debug_fwsave_clear(struct bfa_ioc_s *ioc);
bfa_status_t bfa_ioc_debug_fwtrc(struct bfa_ioc_s *ioc, void *trcdata,
				 int *trclen);
u32 bfa_ioc_smem_pgnum(struct bfa_ioc_s *ioc, u32 fmaddr);
u32 bfa_ioc_smem_pgoff(struct bfa_ioc_s *ioc, u32 fmaddr);
void bfa_ioc_set_fcmode(struct bfa_ioc_s *ioc);
bfa_boolean_t bfa_ioc_get_fcmode(struct bfa_ioc_s *ioc);
void bfa_ioc_hbfail_register(struct bfa_ioc_s *ioc,
	struct bfa_ioc_hbfail_notify_s *notify);
bfa_boolean_t bfa_ioc_sem_get(bfa_os_addr_t sem_reg);
void bfa_ioc_sem_release(bfa_os_addr_t sem_reg);
void bfa_ioc_hw_sem_release(struct bfa_ioc_s *ioc);
void bfa_ioc_fwver_get(struct bfa_ioc_s *ioc,
			struct bfi_ioc_image_hdr_s *fwhdr);
bfa_boolean_t bfa_ioc_fwver_cmp(struct bfa_ioc_s *ioc,
			struct bfi_ioc_image_hdr_s *fwhdr);

/*
 * bfa mfg wwn API functions
 */
wwn_t bfa_ioc_get_pwwn(struct bfa_ioc_s *ioc);
wwn_t bfa_ioc_get_nwwn(struct bfa_ioc_s *ioc);
wwn_t bfa_ioc_get_wwn_naa5(struct bfa_ioc_s *ioc, u16 inst);
mac_t bfa_ioc_get_mac(struct bfa_ioc_s *ioc);
u64 bfa_ioc_get_adid(struct bfa_ioc_s *ioc);

#endif /* __BFA_IOC_H__ */