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fe56b9e6 YM |
1 | /* QLogic qed NIC Driver |
2 | * Copyright (c) 2015 QLogic Corporation | |
3 | * | |
4 | * This software is available under the terms of the GNU General Public License | |
5 | * (GPL) Version 2, available from the file COPYING in the main directory of | |
6 | * this source tree. | |
7 | */ | |
8 | ||
9 | #ifndef _QED_H | |
10 | #define _QED_H | |
11 | ||
12 | #include <linux/types.h> | |
13 | #include <linux/io.h> | |
14 | #include <linux/delay.h> | |
15 | #include <linux/firmware.h> | |
16 | #include <linux/interrupt.h> | |
17 | #include <linux/list.h> | |
18 | #include <linux/mutex.h> | |
19 | #include <linux/pci.h> | |
20 | #include <linux/slab.h> | |
21 | #include <linux/string.h> | |
22 | #include <linux/workqueue.h> | |
23 | #include <linux/zlib.h> | |
24 | #include <linux/hashtable.h> | |
25 | #include <linux/qed/qed_if.h> | |
26 | #include "qed_hsi.h" | |
27 | ||
25c089d7 | 28 | extern const struct qed_common_ops qed_common_ops_pass; |
fe56b9e6 YM |
29 | #define DRV_MODULE_VERSION "8.4.0.0" |
30 | ||
31 | #define MAX_HWFNS_PER_DEVICE (4) | |
32 | #define NAME_SIZE 16 | |
33 | #define VER_SIZE 16 | |
34 | ||
35 | /* cau states */ | |
36 | enum qed_coalescing_mode { | |
37 | QED_COAL_MODE_DISABLE, | |
38 | QED_COAL_MODE_ENABLE | |
39 | }; | |
40 | ||
41 | struct qed_eth_cb_ops; | |
42 | struct qed_dev_info; | |
43 | ||
44 | /* helpers */ | |
45 | static inline u32 qed_db_addr(u32 cid, u32 DEMS) | |
46 | { | |
47 | u32 db_addr = FIELD_VALUE(DB_LEGACY_ADDR_DEMS, DEMS) | | |
48 | FIELD_VALUE(DB_LEGACY_ADDR_ICID, cid); | |
49 | ||
50 | return db_addr; | |
51 | } | |
52 | ||
53 | #define ALIGNED_TYPE_SIZE(type_name, p_hwfn) \ | |
54 | ((sizeof(type_name) + (u32)(1 << (p_hwfn->cdev->cache_shift)) - 1) & \ | |
55 | ~((1 << (p_hwfn->cdev->cache_shift)) - 1)) | |
56 | ||
57 | #define for_each_hwfn(cdev, i) for (i = 0; i < cdev->num_hwfns; i++) | |
58 | ||
59 | #define D_TRINE(val, cond1, cond2, true1, true2, def) \ | |
60 | (val == (cond1) ? true1 : \ | |
61 | (val == (cond2) ? true2 : def)) | |
62 | ||
63 | /* forward */ | |
64 | struct qed_ptt_pool; | |
65 | struct qed_spq; | |
66 | struct qed_sb_info; | |
67 | struct qed_sb_attn_info; | |
68 | struct qed_cxt_mngr; | |
69 | struct qed_sb_sp_info; | |
70 | struct qed_mcp_info; | |
71 | ||
72 | struct qed_rt_data { | |
73 | u32 init_val; | |
74 | bool b_valid; | |
75 | }; | |
76 | ||
77 | /* The PCI personality is not quite synonymous to protocol ID: | |
78 | * 1. All personalities need CORE connections | |
79 | * 2. The Ethernet personality may support also the RoCE protocol | |
80 | */ | |
81 | enum qed_pci_personality { | |
82 | QED_PCI_ETH, | |
83 | QED_PCI_DEFAULT /* default in shmem */ | |
84 | }; | |
85 | ||
86 | /* All VFs are symmetric, all counters are PF + all VFs */ | |
87 | struct qed_qm_iids { | |
88 | u32 cids; | |
89 | u32 vf_cids; | |
90 | u32 tids; | |
91 | }; | |
92 | ||
93 | enum QED_RESOURCES { | |
94 | QED_SB, | |
25c089d7 | 95 | QED_L2_QUEUE, |
fe56b9e6 | 96 | QED_VPORT, |
25c089d7 | 97 | QED_RSS_ENG, |
fe56b9e6 YM |
98 | QED_PQ, |
99 | QED_RL, | |
25c089d7 YM |
100 | QED_MAC, |
101 | QED_VLAN, | |
fe56b9e6 YM |
102 | QED_ILT, |
103 | QED_MAX_RESC, | |
104 | }; | |
105 | ||
25c089d7 YM |
106 | enum QED_FEATURE { |
107 | QED_PF_L2_QUE, | |
108 | QED_MAX_FEATURES, | |
109 | }; | |
110 | ||
cc875c2e YM |
111 | enum QED_PORT_MODE { |
112 | QED_PORT_MODE_DE_2X40G, | |
113 | QED_PORT_MODE_DE_2X50G, | |
114 | QED_PORT_MODE_DE_1X100G, | |
115 | QED_PORT_MODE_DE_4X10G_F, | |
116 | QED_PORT_MODE_DE_4X10G_E, | |
117 | QED_PORT_MODE_DE_4X20G, | |
118 | QED_PORT_MODE_DE_1X40G, | |
119 | QED_PORT_MODE_DE_2X25G, | |
120 | QED_PORT_MODE_DE_1X25G | |
121 | }; | |
122 | ||
fe56b9e6 YM |
123 | struct qed_hw_info { |
124 | /* PCI personality */ | |
125 | enum qed_pci_personality personality; | |
126 | ||
127 | /* Resource Allocation scheme results */ | |
128 | u32 resc_start[QED_MAX_RESC]; | |
129 | u32 resc_num[QED_MAX_RESC]; | |
25c089d7 | 130 | u32 feat_num[QED_MAX_FEATURES]; |
fe56b9e6 YM |
131 | |
132 | #define RESC_START(_p_hwfn, resc) ((_p_hwfn)->hw_info.resc_start[resc]) | |
133 | #define RESC_NUM(_p_hwfn, resc) ((_p_hwfn)->hw_info.resc_num[resc]) | |
134 | #define FEAT_NUM(_p_hwfn, resc) ((_p_hwfn)->hw_info.feat_num[resc]) | |
135 | ||
136 | u8 num_tc; | |
137 | u8 offload_tc; | |
138 | u8 non_offload_tc; | |
139 | ||
140 | u32 concrete_fid; | |
141 | u16 opaque_fid; | |
142 | u16 ovlan; | |
143 | u32 part_num[4]; | |
144 | ||
145 | u32 vendor_id; | |
146 | u32 device_id; | |
147 | ||
148 | unsigned char hw_mac_addr[ETH_ALEN]; | |
149 | ||
150 | struct qed_igu_info *p_igu_info; | |
151 | ||
152 | u32 port_mode; | |
153 | u32 hw_mode; | |
154 | }; | |
155 | ||
156 | struct qed_hw_cid_data { | |
157 | u32 cid; | |
158 | bool b_cid_allocated; | |
159 | ||
160 | /* Additional identifiers */ | |
161 | u16 opaque_fid; | |
162 | u8 vport_id; | |
163 | }; | |
164 | ||
165 | /* maximun size of read/write commands (HW limit) */ | |
166 | #define DMAE_MAX_RW_SIZE 0x2000 | |
167 | ||
168 | struct qed_dmae_info { | |
169 | /* Mutex for synchronizing access to functions */ | |
170 | struct mutex mutex; | |
171 | ||
172 | u8 channel; | |
173 | ||
174 | dma_addr_t completion_word_phys_addr; | |
175 | ||
176 | /* The memory location where the DMAE writes the completion | |
177 | * value when an operation is finished on this context. | |
178 | */ | |
179 | u32 *p_completion_word; | |
180 | ||
181 | dma_addr_t intermediate_buffer_phys_addr; | |
182 | ||
183 | /* An intermediate buffer for DMAE operations that use virtual | |
184 | * addresses - data is DMA'd to/from this buffer and then | |
185 | * memcpy'd to/from the virtual address | |
186 | */ | |
187 | u32 *p_intermediate_buffer; | |
188 | ||
189 | dma_addr_t dmae_cmd_phys_addr; | |
190 | struct dmae_cmd *p_dmae_cmd; | |
191 | }; | |
192 | ||
193 | struct qed_qm_info { | |
194 | struct init_qm_pq_params *qm_pq_params; | |
195 | struct init_qm_vport_params *qm_vport_params; | |
196 | struct init_qm_port_params *qm_port_params; | |
197 | u16 start_pq; | |
198 | u8 start_vport; | |
199 | u8 pure_lb_pq; | |
200 | u8 offload_pq; | |
201 | u8 pure_ack_pq; | |
202 | u8 vf_queues_offset; | |
203 | u16 num_pqs; | |
204 | u16 num_vf_pqs; | |
205 | u8 num_vports; | |
206 | u8 max_phys_tcs_per_port; | |
207 | bool pf_rl_en; | |
208 | bool pf_wfq_en; | |
209 | bool vport_rl_en; | |
210 | bool vport_wfq_en; | |
211 | u8 pf_wfq; | |
212 | u32 pf_rl; | |
213 | }; | |
214 | ||
9df2ed04 MC |
215 | struct storm_stats { |
216 | u32 address; | |
217 | u32 len; | |
218 | }; | |
219 | ||
220 | struct qed_storm_stats { | |
221 | struct storm_stats mstats; | |
222 | struct storm_stats pstats; | |
223 | struct storm_stats tstats; | |
224 | struct storm_stats ustats; | |
225 | }; | |
226 | ||
fe56b9e6 | 227 | struct qed_fw_data { |
9df2ed04 | 228 | struct fw_ver_info *fw_ver_info; |
fe56b9e6 YM |
229 | const u8 *modes_tree_buf; |
230 | union init_op *init_ops; | |
231 | const u32 *arr_data; | |
232 | u32 init_ops_size; | |
233 | }; | |
234 | ||
235 | struct qed_simd_fp_handler { | |
236 | void *token; | |
237 | void (*func)(void *); | |
238 | }; | |
239 | ||
240 | struct qed_hwfn { | |
241 | struct qed_dev *cdev; | |
242 | u8 my_id; /* ID inside the PF */ | |
243 | #define IS_LEAD_HWFN(edev) (!((edev)->my_id)) | |
244 | u8 rel_pf_id; /* Relative to engine*/ | |
245 | u8 abs_pf_id; | |
246 | #define QED_PATH_ID(_p_hwfn) ((_p_hwfn)->abs_pf_id & 1) | |
247 | u8 port_id; | |
248 | bool b_active; | |
249 | ||
250 | u32 dp_module; | |
251 | u8 dp_level; | |
252 | char name[NAME_SIZE]; | |
253 | ||
254 | bool first_on_engine; | |
255 | bool hw_init_done; | |
256 | ||
257 | /* BAR access */ | |
258 | void __iomem *regview; | |
259 | void __iomem *doorbells; | |
260 | u64 db_phys_addr; | |
261 | unsigned long db_size; | |
262 | ||
263 | /* PTT pool */ | |
264 | struct qed_ptt_pool *p_ptt_pool; | |
265 | ||
266 | /* HW info */ | |
267 | struct qed_hw_info hw_info; | |
268 | ||
269 | /* rt_array (for init-tool) */ | |
270 | struct qed_rt_data *rt_data; | |
271 | ||
272 | /* SPQ */ | |
273 | struct qed_spq *p_spq; | |
274 | ||
275 | /* EQ */ | |
276 | struct qed_eq *p_eq; | |
277 | ||
278 | /* Consolidate Q*/ | |
279 | struct qed_consq *p_consq; | |
280 | ||
281 | /* Slow-Path definitions */ | |
282 | struct tasklet_struct *sp_dpc; | |
283 | bool b_sp_dpc_enabled; | |
284 | ||
285 | struct qed_ptt *p_main_ptt; | |
286 | struct qed_ptt *p_dpc_ptt; | |
287 | ||
288 | struct qed_sb_sp_info *p_sp_sb; | |
289 | struct qed_sb_attn_info *p_sb_attn; | |
290 | ||
291 | /* Protocol related */ | |
292 | struct qed_pf_params pf_params; | |
293 | ||
294 | /* Array of sb_info of all status blocks */ | |
295 | struct qed_sb_info *sbs_info[MAX_SB_PER_PF_MIMD]; | |
296 | u16 num_sbs; | |
297 | ||
298 | struct qed_cxt_mngr *p_cxt_mngr; | |
299 | ||
300 | /* Flag indicating whether interrupts are enabled or not*/ | |
301 | bool b_int_enabled; | |
8f16bc97 | 302 | bool b_int_requested; |
fe56b9e6 YM |
303 | |
304 | struct qed_mcp_info *mcp_info; | |
305 | ||
25c089d7 YM |
306 | struct qed_hw_cid_data *p_tx_cids; |
307 | struct qed_hw_cid_data *p_rx_cids; | |
308 | ||
fe56b9e6 YM |
309 | struct qed_dmae_info dmae_info; |
310 | ||
311 | /* QM init */ | |
312 | struct qed_qm_info qm_info; | |
9df2ed04 | 313 | struct qed_storm_stats storm_stats; |
fe56b9e6 YM |
314 | |
315 | /* Buffer for unzipping firmware data */ | |
316 | void *unzip_buf; | |
317 | ||
318 | struct qed_simd_fp_handler simd_proto_handler[64]; | |
319 | ||
320 | struct z_stream_s *stream; | |
321 | }; | |
322 | ||
323 | struct pci_params { | |
324 | int pm_cap; | |
325 | ||
326 | unsigned long mem_start; | |
327 | unsigned long mem_end; | |
328 | unsigned int irq; | |
329 | u8 pf_num; | |
330 | }; | |
331 | ||
332 | struct qed_int_param { | |
333 | u32 int_mode; | |
334 | u8 num_vectors; | |
335 | u8 min_msix_cnt; /* for minimal functionality */ | |
336 | }; | |
337 | ||
338 | struct qed_int_params { | |
339 | struct qed_int_param in; | |
340 | struct qed_int_param out; | |
341 | struct msix_entry *msix_table; | |
342 | bool fp_initialized; | |
343 | u8 fp_msix_base; | |
344 | u8 fp_msix_cnt; | |
345 | }; | |
346 | ||
347 | struct qed_dev { | |
348 | u32 dp_module; | |
349 | u8 dp_level; | |
350 | char name[NAME_SIZE]; | |
351 | ||
352 | u8 type; | |
353 | #define QED_DEV_TYPE_BB_A0 (0 << 0) | |
354 | #define QED_DEV_TYPE_MASK (0x3) | |
355 | #define QED_DEV_TYPE_SHIFT (0) | |
356 | ||
357 | u16 chip_num; | |
358 | #define CHIP_NUM_MASK 0xffff | |
359 | #define CHIP_NUM_SHIFT 16 | |
360 | ||
361 | u16 chip_rev; | |
362 | #define CHIP_REV_MASK 0xf | |
363 | #define CHIP_REV_SHIFT 12 | |
364 | ||
365 | u16 chip_metal; | |
366 | #define CHIP_METAL_MASK 0xff | |
367 | #define CHIP_METAL_SHIFT 4 | |
368 | ||
369 | u16 chip_bond_id; | |
370 | #define CHIP_BOND_ID_MASK 0xf | |
371 | #define CHIP_BOND_ID_SHIFT 0 | |
372 | ||
373 | u8 num_engines; | |
374 | u8 num_ports_in_engines; | |
375 | u8 num_funcs_in_port; | |
376 | ||
377 | u8 path_id; | |
378 | enum mf_mode mf_mode; | |
379 | #define IS_MF(_p_hwfn) (((_p_hwfn)->cdev)->mf_mode != SF) | |
380 | #define IS_MF_SI(_p_hwfn) (((_p_hwfn)->cdev)->mf_mode == MF_NPAR) | |
381 | #define IS_MF_SD(_p_hwfn) (((_p_hwfn)->cdev)->mf_mode == MF_OVLAN) | |
382 | ||
383 | int pcie_width; | |
384 | int pcie_speed; | |
385 | u8 ver_str[VER_SIZE]; | |
386 | ||
387 | /* Add MF related configuration */ | |
388 | u8 mcp_rev; | |
389 | u8 boot_mode; | |
390 | ||
391 | u8 wol; | |
392 | ||
393 | u32 int_mode; | |
394 | enum qed_coalescing_mode int_coalescing_mode; | |
395 | u8 rx_coalesce_usecs; | |
396 | u8 tx_coalesce_usecs; | |
397 | ||
398 | /* Start Bar offset of first hwfn */ | |
399 | void __iomem *regview; | |
400 | void __iomem *doorbells; | |
401 | u64 db_phys_addr; | |
402 | unsigned long db_size; | |
403 | ||
404 | /* PCI */ | |
405 | u8 cache_shift; | |
406 | ||
407 | /* Init */ | |
408 | const struct iro *iro_arr; | |
409 | #define IRO (p_hwfn->cdev->iro_arr) | |
410 | ||
411 | /* HW functions */ | |
412 | u8 num_hwfns; | |
413 | struct qed_hwfn hwfns[MAX_HWFNS_PER_DEVICE]; | |
414 | ||
415 | u32 drv_type; | |
416 | ||
417 | struct qed_eth_stats *reset_stats; | |
418 | struct qed_fw_data *fw_data; | |
419 | ||
420 | u32 mcp_nvm_resp; | |
421 | ||
422 | /* Linux specific here */ | |
423 | struct qede_dev *edev; | |
424 | struct pci_dev *pdev; | |
425 | int msg_enable; | |
426 | ||
427 | struct pci_params pci_params; | |
428 | ||
429 | struct qed_int_params int_params; | |
430 | ||
431 | u8 protocol; | |
432 | #define IS_QED_ETH_IF(cdev) ((cdev)->protocol == QED_PROTOCOL_ETH) | |
433 | ||
cc875c2e YM |
434 | /* Callbacks to protocol driver */ |
435 | union { | |
436 | struct qed_common_cb_ops *common; | |
437 | struct qed_eth_cb_ops *eth; | |
438 | } protocol_ops; | |
439 | void *ops_cookie; | |
440 | ||
fe56b9e6 YM |
441 | const struct firmware *firmware; |
442 | }; | |
443 | ||
444 | #define QED_GET_TYPE(dev) (((dev)->type & QED_DEV_TYPE_MASK) >> \ | |
445 | QED_DEV_TYPE_SHIFT) | |
446 | #define QED_IS_BB_A0(dev) (QED_GET_TYPE(dev) == QED_DEV_TYPE_BB_A0) | |
447 | #define QED_IS_BB(dev) (QED_IS_BB_A0(dev)) | |
448 | ||
449 | #define NUM_OF_SBS(dev) MAX_SB_PER_PATH_BB | |
450 | #define NUM_OF_ENG_PFS(dev) MAX_NUM_PFS_BB | |
451 | ||
452 | /** | |
453 | * @brief qed_concrete_to_sw_fid - get the sw function id from | |
454 | * the concrete value. | |
455 | * | |
456 | * @param concrete_fid | |
457 | * | |
458 | * @return inline u8 | |
459 | */ | |
460 | static inline u8 qed_concrete_to_sw_fid(struct qed_dev *cdev, | |
461 | u32 concrete_fid) | |
462 | { | |
463 | u8 pfid = GET_FIELD(concrete_fid, PXP_CONCRETE_FID_PFID); | |
464 | ||
465 | return pfid; | |
466 | } | |
467 | ||
468 | #define PURE_LB_TC 8 | |
469 | ||
470 | #define QED_LEADING_HWFN(dev) (&dev->hwfns[0]) | |
471 | ||
472 | /* Other Linux specific common definitions */ | |
473 | #define DP_NAME(cdev) ((cdev)->name) | |
474 | ||
475 | #define REG_ADDR(cdev, offset) (void __iomem *)((u8 __iomem *)\ | |
476 | (cdev->regview) + \ | |
477 | (offset)) | |
478 | ||
479 | #define REG_RD(cdev, offset) readl(REG_ADDR(cdev, offset)) | |
480 | #define REG_WR(cdev, offset, val) writel((u32)val, REG_ADDR(cdev, offset)) | |
481 | #define REG_WR16(cdev, offset, val) writew((u16)val, REG_ADDR(cdev, offset)) | |
482 | ||
483 | #define DOORBELL(cdev, db_addr, val) \ | |
484 | writel((u32)val, (void __iomem *)((u8 __iomem *)\ | |
485 | (cdev->doorbells) + (db_addr))) | |
486 | ||
487 | /* Prototypes */ | |
488 | int qed_fill_dev_info(struct qed_dev *cdev, | |
489 | struct qed_dev_info *dev_info); | |
cc875c2e | 490 | void qed_link_update(struct qed_hwfn *hwfn); |
fe56b9e6 YM |
491 | u32 qed_unzip_data(struct qed_hwfn *p_hwfn, |
492 | u32 input_len, u8 *input_buf, | |
493 | u32 max_size, u8 *unzip_buf); | |
494 | ||
8f16bc97 SK |
495 | int qed_slowpath_irq_req(struct qed_hwfn *hwfn); |
496 | ||
fe56b9e6 YM |
497 | #define QED_ETH_INTERFACE_VERSION 300 |
498 | ||
499 | #endif /* _QED_H */ |