bna: make function tables cont
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / net / ethernet / brocade / bna / bfa_ioc.h
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1/*
2 * Linux network driver for Brocade Converged Network Adapter.
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License (GPL) Version 2 as
6 * published by the Free Software Foundation
7 *
8 * This program is distributed in the hope that it will be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
12 */
13/*
14 * Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
15 * All rights reserved
16 * www.brocade.com
17 */
18
19#ifndef __BFA_IOC_H__
20#define __BFA_IOC_H__
21
758ccc34 22#include "bfa_cs.h"
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23#include "bfi.h"
24#include "cna.h"
25
26#define BFA_IOC_TOV 3000 /* msecs */
27#define BFA_IOC_HWSEM_TOV 500 /* msecs */
28#define BFA_IOC_HB_TOV 500 /* msecs */
078086f3 29#define BFA_IOC_POLL_TOV 200 /* msecs */
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30
31/**
32 * PCI device information required by IOC
33 */
34struct bfa_pcidev {
35 int pci_slot;
36 u8 pci_func;
37 u16 device_id;
38 void __iomem *pci_bar_kva;
39};
40
41/**
42 * Structure used to remember the DMA-able memory block's KVA and Physical
43 * Address
44 */
45struct bfa_dma {
46 void *kva; /* ! Kernel virtual address */
47 u64 pa; /* ! Physical address */
48};
49
50#define BFA_DMA_ALIGN_SZ 256
51
52/**
53 * smem size for Crossbow and Catapult
54 */
55#define BFI_SMEM_CB_SIZE 0x200000U /* ! 2MB for crossbow */
56#define BFI_SMEM_CT_SIZE 0x280000U /* ! 2.5MB for catapult */
57
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58/**
59 * @brief BFA dma address assignment macro. (big endian format)
60 */
61#define bfa_dma_be_addr_set(dma_addr, pa) \
62 __bfa_dma_be_addr_set(&dma_addr, (u64)pa)
63static inline void
64__bfa_dma_be_addr_set(union bfi_addr_u *dma_addr, u64 pa)
65{
66 dma_addr->a32.addr_lo = (u32) htonl(pa);
67 dma_addr->a32.addr_hi = (u32) htonl(upper_32_bits(pa));
68}
69
70struct bfa_ioc_regs {
71 void __iomem *hfn_mbox_cmd;
72 void __iomem *hfn_mbox;
73 void __iomem *lpu_mbox_cmd;
74 void __iomem *lpu_mbox;
75 void __iomem *pss_ctl_reg;
76 void __iomem *pss_err_status_reg;
77 void __iomem *app_pll_fast_ctl_reg;
78 void __iomem *app_pll_slow_ctl_reg;
79 void __iomem *ioc_sem_reg;
80 void __iomem *ioc_usage_sem_reg;
81 void __iomem *ioc_init_sem_reg;
82 void __iomem *ioc_usage_reg;
83 void __iomem *host_page_num_fn;
84 void __iomem *heartbeat;
85 void __iomem *ioc_fwstate;
1d32f769 86 void __iomem *alt_ioc_fwstate;
8b230ed8 87 void __iomem *ll_halt;
1d32f769 88 void __iomem *alt_ll_halt;
8b230ed8 89 void __iomem *err_set;
1d32f769 90 void __iomem *ioc_fail_sync;
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91 void __iomem *shirq_isr_next;
92 void __iomem *shirq_msk_next;
93 void __iomem *smem_page_start;
94 u32 smem_pg0;
95};
96
97/**
98 * IOC Mailbox structures
99 */
bd5a92e9 100typedef void (*bfa_mbox_cmd_cbfn_t)(void *cbarg);
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101struct bfa_mbox_cmd {
102 struct list_head qe;
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103 bfa_mbox_cmd_cbfn_t cbfn;
104 void *cbarg;
105 u32 msg[BFI_IOC_MSGSZ];
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106};
107
108/**
109 * IOC mailbox module
110 */
111typedef void (*bfa_ioc_mbox_mcfunc_t)(void *cbarg, struct bfi_mbmsg *m);
112struct bfa_ioc_mbox_mod {
113 struct list_head cmd_q; /*!< pending mbox queue */
114 int nmclass; /*!< number of handlers */
115 struct {
116 bfa_ioc_mbox_mcfunc_t cbfn; /*!< message handlers */
117 void *cbarg;
118 } mbhdlr[BFI_MC_MAX];
119};
120
121/**
122 * IOC callback function interfaces
123 */
124typedef void (*bfa_ioc_enable_cbfn_t)(void *bfa, enum bfa_status status);
125typedef void (*bfa_ioc_disable_cbfn_t)(void *bfa);
126typedef void (*bfa_ioc_hbfail_cbfn_t)(void *bfa);
127typedef void (*bfa_ioc_reset_cbfn_t)(void *bfa);
128struct bfa_ioc_cbfn {
129 bfa_ioc_enable_cbfn_t enable_cbfn;
130 bfa_ioc_disable_cbfn_t disable_cbfn;
131 bfa_ioc_hbfail_cbfn_t hbfail_cbfn;
132 bfa_ioc_reset_cbfn_t reset_cbfn;
133};
134
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135/**
136 * IOC event notification mechanism.
137 */
138enum bfa_ioc_event {
139 BFA_IOC_E_ENABLED = 1,
140 BFA_IOC_E_DISABLED = 2,
141 BFA_IOC_E_FAILED = 3,
142};
143
144typedef void (*bfa_ioc_notify_cbfn_t)(void *, enum bfa_ioc_event);
145
146struct bfa_ioc_notify {
147 struct list_head qe;
148 bfa_ioc_notify_cbfn_t cbfn;
149 void *cbarg;
150};
151
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152/**
153 * Heartbeat failure notification queue element.
154 */
155struct bfa_ioc_hbfail_notify {
156 struct list_head qe;
157 bfa_ioc_hbfail_cbfn_t cbfn;
158 void *cbarg;
159};
160
161/**
162 * Initialize a heartbeat failure notification structure
163 */
bd5a92e9 164#define bfa_ioc_notify_init(__notify, __cbfn, __cbarg) do { \
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165 (__notify)->cbfn = (__cbfn); \
166 (__notify)->cbarg = (__cbarg); \
167} while (0)
168
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169struct bfa_iocpf {
170 bfa_fsm_t fsm;
171 struct bfa_ioc *ioc;
078086f3 172 bool fw_mismatch_notified;
1d32f769 173 bool auto_recover;
078086f3 174 u32 poll_time;
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175};
176
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177struct bfa_ioc {
178 bfa_fsm_t fsm;
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179 struct bfa *bfa;
180 struct bfa_pcidev pcidev;
181 struct timer_list ioc_timer;
182 struct timer_list iocpf_timer;
183 struct timer_list sem_timer;
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184 struct timer_list hb_timer;
185 u32 hb_count;
bd5a92e9 186 struct list_head notify_q;
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187 void *dbg_fwsave;
188 int dbg_fwsave_len;
189 bool dbg_fwsave_once;
078086f3 190 enum bfi_pcifn_class clscode;
0120b99c 191 struct bfa_ioc_regs ioc_regs;
8b230ed8 192 struct bfa_ioc_drv_stats stats;
8b230ed8 193 bool fcmode;
8b230ed8 194 bool pllinit;
0120b99c 195 bool stats_busy; /*!< outstanding stats */
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196 u8 port_id;
197
198 struct bfa_dma attr_dma;
199 struct bfi_ioc_attr *attr;
200 struct bfa_ioc_cbfn *cbfn;
201 struct bfa_ioc_mbox_mod mbox_mod;
d91d25d5 202 const struct bfa_ioc_hwif *ioc_hwif;
1d32f769 203 struct bfa_iocpf iocpf;
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204 enum bfi_asic_gen asic_gen;
205 enum bfi_asic_mode asic_mode;
206 enum bfi_port_mode port0_mode;
207 enum bfi_port_mode port1_mode;
208 enum bfa_mode port_mode;
209 u8 ad_cap_bm; /*!< adapter cap bit mask */
210 u8 port_mode_cfg; /*!< config port mode */
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211};
212
213struct bfa_ioc_hwif {
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214 enum bfa_status (*ioc_pll_init) (void __iomem *rb,
215 enum bfi_asic_mode m);
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216 bool (*ioc_firmware_lock) (struct bfa_ioc *ioc);
217 void (*ioc_firmware_unlock) (struct bfa_ioc *ioc);
218 void (*ioc_reg_init) (struct bfa_ioc *ioc);
219 void (*ioc_map_port) (struct bfa_ioc *ioc);
220 void (*ioc_isr_mode_set) (struct bfa_ioc *ioc,
221 bool msix);
1d32f769 222 void (*ioc_notify_fail) (struct bfa_ioc *ioc);
8b230ed8 223 void (*ioc_ownership_reset) (struct bfa_ioc *ioc);
79ea6c89 224 bool (*ioc_sync_start) (struct bfa_ioc *ioc);
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225 void (*ioc_sync_join) (struct bfa_ioc *ioc);
226 void (*ioc_sync_leave) (struct bfa_ioc *ioc);
227 void (*ioc_sync_ack) (struct bfa_ioc *ioc);
228 bool (*ioc_sync_complete) (struct bfa_ioc *ioc);
078086f3 229 bool (*ioc_lpu_read_stat) (struct bfa_ioc *ioc);
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230};
231
232#define bfa_ioc_pcifn(__ioc) ((__ioc)->pcidev.pci_func)
233#define bfa_ioc_devid(__ioc) ((__ioc)->pcidev.device_id)
234#define bfa_ioc_bar0(__ioc) ((__ioc)->pcidev.pci_bar_kva)
235#define bfa_ioc_portid(__ioc) ((__ioc)->port_id)
078086f3 236#define bfa_ioc_asic_gen(__ioc) ((__ioc)->asic_gen)
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237#define bfa_ioc_fetch_stats(__ioc, __stats) \
238 (((__stats)->drv_stats) = (__ioc)->stats)
239#define bfa_ioc_clr_stats(__ioc) \
240 memset(&(__ioc)->stats, 0, sizeof((__ioc)->stats))
241#define bfa_ioc_maxfrsize(__ioc) ((__ioc)->attr->maxfrsize)
242#define bfa_ioc_rx_bbcredit(__ioc) ((__ioc)->attr->rx_bbcredit)
243#define bfa_ioc_speed_sup(__ioc) \
244 BFI_ADAPTER_GETP(SPEED, (__ioc)->attr->adapter_prop)
245#define bfa_ioc_get_nports(__ioc) \
246 BFI_ADAPTER_GETP(NPORTS, (__ioc)->attr->adapter_prop)
247
248#define bfa_ioc_stats(_ioc, _stats) ((_ioc)->stats._stats++)
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249#define bfa_ioc_stats_hb_count(_ioc, _hb_count) \
250 ((_ioc)->stats.hb_count = (_hb_count))
8b230ed8 251#define BFA_IOC_FWIMG_MINSZ (16 * 1024)
8b230ed8 252#define BFA_IOC_FW_SMEM_SIZE(__ioc) \
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253 ((bfa_ioc_asic_gen(__ioc) == BFI_ASIC_GEN_CB) \
254 ? BFI_SMEM_CB_SIZE : BFI_SMEM_CT_SIZE)
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255#define BFA_IOC_FLASH_CHUNK_NO(off) (off / BFI_FLASH_CHUNK_SZ_WORDS)
256#define BFA_IOC_FLASH_OFFSET_IN_CHUNK(off) (off % BFI_FLASH_CHUNK_SZ_WORDS)
257#define BFA_IOC_FLASH_CHUNK_ADDR(chunkno) (chunkno * BFI_FLASH_CHUNK_SZ_WORDS)
258
259/**
260 * IOC mailbox interface
261 */
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262bool bfa_nw_ioc_mbox_queue(struct bfa_ioc *ioc,
263 struct bfa_mbox_cmd *cmd,
264 bfa_mbox_cmd_cbfn_t cbfn, void *cbarg);
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265void bfa_nw_ioc_mbox_isr(struct bfa_ioc *ioc);
266void bfa_nw_ioc_mbox_regisr(struct bfa_ioc *ioc, enum bfi_mclass mc,
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267 bfa_ioc_mbox_mcfunc_t cbfn, void *cbarg);
268
269/**
270 * IOC interfaces
271 */
272
273#define bfa_ioc_pll_init_asic(__ioc) \
274 ((__ioc)->ioc_hwif->ioc_pll_init((__ioc)->pcidev.pci_bar_kva, \
078086f3 275 (__ioc)->asic_mode))
8b230ed8 276
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277#define bfa_ioc_isr_mode_set(__ioc, __msix) do { \
278 if ((__ioc)->ioc_hwif->ioc_isr_mode_set) \
279 ((__ioc)->ioc_hwif->ioc_isr_mode_set(__ioc, __msix)); \
280} while (0)
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281#define bfa_ioc_ownership_reset(__ioc) \
282 ((__ioc)->ioc_hwif->ioc_ownership_reset(__ioc))
283
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284#define bfa_ioc_lpu_read_stat(__ioc) do { \
285 if ((__ioc)->ioc_hwif->ioc_lpu_read_stat) \
286 ((__ioc)->ioc_hwif->ioc_lpu_read_stat(__ioc)); \
287} while (0)
288
8a891429 289void bfa_nw_ioc_set_ct_hwif(struct bfa_ioc *ioc);
8b230ed8 290
8a891429 291void bfa_nw_ioc_attach(struct bfa_ioc *ioc, void *bfa,
8b230ed8 292 struct bfa_ioc_cbfn *cbfn);
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293void bfa_nw_ioc_auto_recover(bool auto_recover);
294void bfa_nw_ioc_detach(struct bfa_ioc *ioc);
295void bfa_nw_ioc_pci_init(struct bfa_ioc *ioc, struct bfa_pcidev *pcidev,
078086f3 296 enum bfi_pcifn_class clscode);
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297u32 bfa_nw_ioc_meminfo(void);
298void bfa_nw_ioc_mem_claim(struct bfa_ioc *ioc, u8 *dm_kva, u64 dm_pa);
299void bfa_nw_ioc_enable(struct bfa_ioc *ioc);
300void bfa_nw_ioc_disable(struct bfa_ioc *ioc);
301
302void bfa_nw_ioc_error_isr(struct bfa_ioc *ioc);
bd5a92e9 303bool bfa_nw_ioc_is_disabled(struct bfa_ioc *ioc);
8a891429 304void bfa_nw_ioc_get_attr(struct bfa_ioc *ioc, struct bfa_ioc_attr *ioc_attr);
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305void bfa_nw_ioc_notify_register(struct bfa_ioc *ioc,
306 struct bfa_ioc_notify *notify);
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307bool bfa_nw_ioc_sem_get(void __iomem *sem_reg);
308void bfa_nw_ioc_sem_release(void __iomem *sem_reg);
309void bfa_nw_ioc_hw_sem_release(struct bfa_ioc *ioc);
310void bfa_nw_ioc_fwver_get(struct bfa_ioc *ioc,
8b230ed8 311 struct bfi_ioc_image_hdr *fwhdr);
8a891429 312bool bfa_nw_ioc_fwver_cmp(struct bfa_ioc *ioc,
8b230ed8 313 struct bfi_ioc_image_hdr *fwhdr);
8a891429 314mac_t bfa_nw_ioc_get_mac(struct bfa_ioc *ioc);
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315
316/*
317 * Timeout APIs
318 */
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319void bfa_nw_ioc_timeout(void *ioc);
320void bfa_nw_ioc_hb_check(void *ioc);
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321void bfa_nw_iocpf_timeout(void *ioc);
322void bfa_nw_iocpf_sem_timeout(void *ioc);
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323
324/*
325 * F/W Image Size & Chunk
326 */
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327u32 *bfa_cb_image_get_chunk(enum bfi_asic_gen asic_gen, u32 off);
328u32 bfa_cb_image_get_size(enum bfi_asic_gen asic_gen);
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329
330#endif /* __BFA_IOC_H__ */