?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
spi-topcliff-pch: supports a spi mode setup and bit order setup by IO control
[zen-stable.git] / drivers / net / ethernet / mellanox / mlx4 / mlx4.h
blob28f8251561f4a24d67697f538d4e25834aeaa5d6
1 /*
2 * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved.
3 * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved.
4 * Copyright (c) 2005, 2006, 2007 Cisco Systems. All rights reserved.
5 * Copyright (c) 2005, 2006, 2007, 2008 Mellanox Technologies. All rights reserved.
6 * Copyright (c) 2004 Voltaire, Inc. All rights reserved.
7 *
8 * This software is available to you under a choice of one of two
9 * licenses. You may choose to be licensed under the terms of the GNU
10 * General Public License (GPL) Version 2, available from the file
11 * COPYING in the main directory of this source tree, or the
12 * OpenIB.org BSD license below:
13 *
14 * Redistribution and use in source and binary forms, with or
15 * without modification, are permitted provided that the following
16 * conditions are met:
17 *
18 * - Redistributions of source code must retain the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer.
21 *
22 * - Redistributions in binary form must reproduce the above
23 * copyright notice, this list of conditions and the following
24 * disclaimer in the documentation and/or other materials
25 * provided with the distribution.
26 *
27 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
28 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
29 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
30 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
31 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
32 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
33 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
34 * SOFTWARE.
35 */
36
37 #ifndef MLX4_H
38 #define MLX4_H
39
40 #include <linux/mutex.h>
41 #include <linux/radix-tree.h>
42 #include <linux/timer.h>
43 #include <linux/semaphore.h>
44 #include <linux/workqueue.h>
45
46 #include <linux/mlx4/device.h>
47 #include <linux/mlx4/driver.h>
48 #include <linux/mlx4/doorbell.h>
49 #include <linux/mlx4/cmd.h>
50
51 #define DRV_NAME "mlx4_core"
52 #define PFX DRV_NAME ": "
53 #define DRV_VERSION "1.1"
54 #define DRV_RELDATE "Dec, 2011"
55
56 enum {
57 MLX4_HCR_BASE = 0x80680,
58 MLX4_HCR_SIZE = 0x0001c,
59 MLX4_CLR_INT_SIZE = 0x00008,
60 MLX4_SLAVE_COMM_BASE = 0x0,
61 MLX4_COMM_PAGESIZE = 0x1000
62 };
63
64 enum {
65 MLX4_MAX_MGM_ENTRY_SIZE = 0x1000,
66 MLX4_MAX_QP_PER_MGM = 4 * (MLX4_MAX_MGM_ENTRY_SIZE / 16 - 2),
67 MLX4_MTT_ENTRY_PER_SEG = 8,
68 };
69
70 enum {
71 MLX4_NUM_PDS = 1 << 15
72 };
73
74 enum {
75 MLX4_CMPT_TYPE_QP = 0,
76 MLX4_CMPT_TYPE_SRQ = 1,
77 MLX4_CMPT_TYPE_CQ = 2,
78 MLX4_CMPT_TYPE_EQ = 3,
79 MLX4_CMPT_NUM_TYPE
80 };
81
82 enum {
83 MLX4_CMPT_SHIFT = 24,
84 MLX4_NUM_CMPTS = MLX4_CMPT_NUM_TYPE << MLX4_CMPT_SHIFT
85 };
86
87 enum mlx4_mr_state {
88 MLX4_MR_DISABLED = 0,
89 MLX4_MR_EN_HW,
90 MLX4_MR_EN_SW
91 };
92
93 #define MLX4_COMM_TIME 10000
94 enum {
95 MLX4_COMM_CMD_RESET,
96 MLX4_COMM_CMD_VHCR0,
97 MLX4_COMM_CMD_VHCR1,
98 MLX4_COMM_CMD_VHCR2,
99 MLX4_COMM_CMD_VHCR_EN,
100 MLX4_COMM_CMD_VHCR_POST,
101 MLX4_COMM_CMD_FLR = 254
102 };
103
104 /*The flag indicates that the slave should delay the RESET cmd*/
105 #define MLX4_DELAY_RESET_SLAVE 0xbbbbbbb
106 /*indicates how many retries will be done if we are in the middle of FLR*/
107 #define NUM_OF_RESET_RETRIES 10
108 #define SLEEP_TIME_IN_RESET (2 * 1000)
109 enum mlx4_resource {
110 RES_QP,
111 RES_CQ,
112 RES_SRQ,
113 RES_XRCD,
114 RES_MPT,
115 RES_MTT,
116 RES_MAC,
117 RES_VLAN,
118 RES_EQ,
119 RES_COUNTER,
120 MLX4_NUM_OF_RESOURCE_TYPE
121 };
122
123 enum mlx4_alloc_mode {
124 RES_OP_RESERVE,
125 RES_OP_RESERVE_AND_MAP,
126 RES_OP_MAP_ICM,
127 };
128
129
130 /*
131 *Virtual HCR structures.
132 * mlx4_vhcr is the sw representation, in machine endianess
133 *
134 * mlx4_vhcr_cmd is the formalized structure, the one that is passed
135 * to FW to go through communication channel.
136 * It is big endian, and has the same structure as the physical HCR
137 * used by command interface
138 */
139 struct mlx4_vhcr {
140 u64 in_param;
141 u64 out_param;
142 u32 in_modifier;
143 u32 errno;
144 u16 op;
145 u16 token;
146 u8 op_modifier;
147 u8 e_bit;
148 };
149
150 struct mlx4_vhcr_cmd {
151 __be64 in_param;
152 __be32 in_modifier;
153 __be64 out_param;
154 __be16 token;
155 u16 reserved;
156 u8 status;
157 u8 flags;
158 __be16 opcode;
159 };
160
161 struct mlx4_cmd_info {
162 u16 opcode;
163 bool has_inbox;
164 bool has_outbox;
165 bool out_is_imm;
166 bool encode_slave_id;
167 int (*verify)(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr,
168 struct mlx4_cmd_mailbox *inbox);
169 int (*wrapper)(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr,
170 struct mlx4_cmd_mailbox *inbox,
171 struct mlx4_cmd_mailbox *outbox,
172 struct mlx4_cmd_info *cmd);
173 };
174
175 #ifdef CONFIG_MLX4_DEBUG
176 extern int mlx4_debug_level;
177 #else /* CONFIG_MLX4_DEBUG */
178 #define mlx4_debug_level (0)
179 #endif /* CONFIG_MLX4_DEBUG */
180
181 #define mlx4_dbg(mdev, format, arg...) \
182 do { \
183 if (mlx4_debug_level) \
184 dev_printk(KERN_DEBUG, &mdev->pdev->dev, format, ##arg); \
185 } while (0)
186
187 #define mlx4_err(mdev, format, arg...) \
188 dev_err(&mdev->pdev->dev, format, ##arg)
189 #define mlx4_info(mdev, format, arg...) \
190 dev_info(&mdev->pdev->dev, format, ##arg)
191 #define mlx4_warn(mdev, format, arg...) \
192 dev_warn(&mdev->pdev->dev, format, ##arg)
193
194 extern int mlx4_log_num_mgm_entry_size;
195 extern int log_mtts_per_seg;
196
197 #define MLX4_MAX_NUM_SLAVES (MLX4_MAX_NUM_PF + MLX4_MAX_NUM_VF)
198 #define ALL_SLAVES 0xff
199
200 struct mlx4_bitmap {
201 u32 last;
202 u32 top;
203 u32 max;
204 u32 reserved_top;
205 u32 mask;
206 u32 avail;
207 spinlock_t lock;
208 unsigned long *table;
209 };
210
211 struct mlx4_buddy {
212 unsigned long **bits;
213 unsigned int *num_free;
214 int max_order;
215 spinlock_t lock;
216 };
217
218 struct mlx4_icm;
219
220 struct mlx4_icm_table {
221 u64 virt;
222 int num_icm;
223 int num_obj;
224 int obj_size;
225 int lowmem;
226 int coherent;
227 struct mutex mutex;
228 struct mlx4_icm **icm;
229 };
230
231 /*
232 * Must be packed because mtt_seg is 64 bits but only aligned to 32 bits.
233 */
234 struct mlx4_mpt_entry {
235 __be32 flags;
236 __be32 qpn;
237 __be32 key;
238 __be32 pd_flags;
239 __be64 start;
240 __be64 length;
241 __be32 lkey;
242 __be32 win_cnt;
243 u8 reserved1[3];
244 u8 mtt_rep;
245 __be64 mtt_addr;
246 __be32 mtt_sz;
247 __be32 entity_size;
248 __be32 first_byte_offset;
249 } __packed;
250
251 /*
252 * Must be packed because start is 64 bits but only aligned to 32 bits.
253 */
254 struct mlx4_eq_context {
255 __be32 flags;
256 u16 reserved1[3];
257 __be16 page_offset;
258 u8 log_eq_size;
259 u8 reserved2[4];
260 u8 eq_period;
261 u8 reserved3;
262 u8 eq_max_count;
263 u8 reserved4[3];
264 u8 intr;
265 u8 log_page_size;
266 u8 reserved5[2];
267 u8 mtt_base_addr_h;
268 __be32 mtt_base_addr_l;
269 u32 reserved6[2];
270 __be32 consumer_index;
271 __be32 producer_index;
272 u32 reserved7[4];
273 };
274
275 struct mlx4_cq_context {
276 __be32 flags;
277 u16 reserved1[3];
278 __be16 page_offset;
279 __be32 logsize_usrpage;
280 __be16 cq_period;
281 __be16 cq_max_count;
282 u8 reserved2[3];
283 u8 comp_eqn;
284 u8 log_page_size;
285 u8 reserved3[2];
286 u8 mtt_base_addr_h;
287 __be32 mtt_base_addr_l;
288 __be32 last_notified_index;
289 __be32 solicit_producer_index;
290 __be32 consumer_index;
291 __be32 producer_index;
292 u32 reserved4[2];
293 __be64 db_rec_addr;
294 };
295
296 struct mlx4_srq_context {
297 __be32 state_logsize_srqn;
298 u8 logstride;
299 u8 reserved1;
300 __be16 xrcd;
301 __be32 pg_offset_cqn;
302 u32 reserved2;
303 u8 log_page_size;
304 u8 reserved3[2];
305 u8 mtt_base_addr_h;
306 __be32 mtt_base_addr_l;
307 __be32 pd;
308 __be16 limit_watermark;
309 __be16 wqe_cnt;
310 u16 reserved4;
311 __be16 wqe_counter;
312 u32 reserved5;
313 __be64 db_rec_addr;
314 };
315
316 struct mlx4_eqe {
317 u8 reserved1;
318 u8 type;
319 u8 reserved2;
320 u8 subtype;
321 union {
322 u32 raw[6];
323 struct {
324 __be32 cqn;
325 } __packed comp;
326 struct {
327 u16 reserved1;
328 __be16 token;
329 u32 reserved2;
330 u8 reserved3[3];
331 u8 status;
332 __be64 out_param;
333 } __packed cmd;
334 struct {
335 __be32 qpn;
336 } __packed qp;
337 struct {
338 __be32 srqn;
339 } __packed srq;
340 struct {
341 __be32 cqn;
342 u32 reserved1;
343 u8 reserved2[3];
344 u8 syndrome;
345 } __packed cq_err;
346 struct {
347 u32 reserved1[2];
348 __be32 port;
349 } __packed port_change;
350 struct {
351 #define COMM_CHANNEL_BIT_ARRAY_SIZE 4
352 u32 reserved;
353 u32 bit_vec[COMM_CHANNEL_BIT_ARRAY_SIZE];
354 } __packed comm_channel_arm;
355 struct {
356 u8 port;
357 u8 reserved[3];
358 __be64 mac;
359 } __packed mac_update;
360 struct {
361 u8 port;
362 } __packed sw_event;
363 struct {
364 __be32 slave_id;
365 } __packed flr_event;
366 } event;
367 u8 slave_id;
368 u8 reserved3[2];
369 u8 owner;
370 } __packed;
371
372 struct mlx4_eq {
373 struct mlx4_dev *dev;
374 void __iomem *doorbell;
375 int eqn;
376 u32 cons_index;
377 u16 irq;
378 u16 have_irq;
379 int nent;
380 struct mlx4_buf_list *page_list;
381 struct mlx4_mtt mtt;
382 };
383
384 struct mlx4_slave_eqe {
385 u8 type;
386 u8 port;
387 u32 param;
388 };
389
390 struct mlx4_slave_event_eq_info {
391 int eqn;
392 u16 token;
393 };
394
395 struct mlx4_profile {
396 int num_qp;
397 int rdmarc_per_qp;
398 int num_srq;
399 int num_cq;
400 int num_mcg;
401 int num_mpt;
402 int num_mtt;
403 };
404
405 struct mlx4_fw {
406 u64 clr_int_base;
407 u64 catas_offset;
408 u64 comm_base;
409 struct mlx4_icm *fw_icm;
410 struct mlx4_icm *aux_icm;
411 u32 catas_size;
412 u16 fw_pages;
413 u8 clr_int_bar;
414 u8 catas_bar;
415 u8 comm_bar;
416 };
417
418 struct mlx4_comm {
419 u32 slave_write;
420 u32 slave_read;
421 };
422
423 enum {
424 MLX4_MCAST_CONFIG = 0,
425 MLX4_MCAST_DISABLE = 1,
426 MLX4_MCAST_ENABLE = 2,
427 };
428
429 #define VLAN_FLTR_SIZE 128
430
431 struct mlx4_vlan_fltr {
432 __be32 entry[VLAN_FLTR_SIZE];
433 };
434
435 struct mlx4_mcast_entry {
436 struct list_head list;
437 u64 addr;
438 };
439
440 struct mlx4_promisc_qp {
441 struct list_head list;
442 u32 qpn;
443 };
444
445 struct mlx4_steer_index {
446 struct list_head list;
447 unsigned int index;
448 struct list_head duplicates;
449 };
450
451 #define MLX4_EVENT_TYPES_NUM 64
452
453 struct mlx4_slave_state {
454 u8 comm_toggle;
455 u8 last_cmd;
456 u8 init_port_mask;
457 bool active;
458 u8 function;
459 dma_addr_t vhcr_dma;
460 u16 mtu[MLX4_MAX_PORTS + 1];
461 __be32 ib_cap_mask[MLX4_MAX_PORTS + 1];
462 struct mlx4_slave_eqe eq[MLX4_MFUNC_MAX_EQES];
463 struct list_head mcast_filters[MLX4_MAX_PORTS + 1];
464 struct mlx4_vlan_fltr *vlan_filter[MLX4_MAX_PORTS + 1];
465 /* event type to eq number lookup */
466 struct mlx4_slave_event_eq_info event_eq[MLX4_EVENT_TYPES_NUM];
467 u16 eq_pi;
468 u16 eq_ci;
469 spinlock_t lock;
470 /*initialized via the kzalloc*/
471 u8 is_slave_going_down;
472 u32 cookie;
473 };
474
475 struct slave_list {
476 struct mutex mutex;
477 struct list_head res_list[MLX4_NUM_OF_RESOURCE_TYPE];
478 };
479
480 struct mlx4_resource_tracker {
481 spinlock_t lock;
482 /* tree for each resources */
483 struct radix_tree_root res_tree[MLX4_NUM_OF_RESOURCE_TYPE];
484 /* num_of_slave's lists, one per slave */
485 struct slave_list *slave_list;
486 };
487
488 #define SLAVE_EVENT_EQ_SIZE 128
489 struct mlx4_slave_event_eq {
490 u32 eqn;
491 u32 cons;
492 u32 prod;
493 struct mlx4_eqe event_eqe[SLAVE_EVENT_EQ_SIZE];
494 };
495
496 struct mlx4_master_qp0_state {
497 int proxy_qp0_active;
498 int qp0_active;
499 int port_active;
500 };
501
502 struct mlx4_mfunc_master_ctx {
503 struct mlx4_slave_state *slave_state;
504 struct mlx4_master_qp0_state qp0_state[MLX4_MAX_PORTS + 1];
505 int init_port_ref[MLX4_MAX_PORTS + 1];
506 u16 max_mtu[MLX4_MAX_PORTS + 1];
507 int disable_mcast_ref[MLX4_MAX_PORTS + 1];
508 struct mlx4_resource_tracker res_tracker;
509 struct workqueue_struct *comm_wq;
510 struct work_struct comm_work;
511 struct work_struct slave_event_work;
512 struct work_struct slave_flr_event_work;
513 spinlock_t slave_state_lock;
514 __be32 comm_arm_bit_vector[4];
515 struct mlx4_eqe cmd_eqe;
516 struct mlx4_slave_event_eq slave_eq;
517 struct mutex gen_eqe_mutex[MLX4_MFUNC_MAX];
518 };
519
520 struct mlx4_mfunc {
521 struct mlx4_comm __iomem *comm;
522 struct mlx4_vhcr_cmd *vhcr;
523 dma_addr_t vhcr_dma;
524
525 struct mlx4_mfunc_master_ctx master;
526 };
527
528 struct mlx4_cmd {
529 struct pci_pool *pool;
530 void __iomem *hcr;
531 struct mutex hcr_mutex;
532 struct semaphore poll_sem;
533 struct semaphore event_sem;
534 struct semaphore slave_sem;
535 int max_cmds;
536 spinlock_t context_lock;
537 int free_head;
538 struct mlx4_cmd_context *context;
539 u16 token_mask;
540 u8 use_events;
541 u8 toggle;
542 u8 comm_toggle;
543 };
544
545 struct mlx4_uar_table {
546 struct mlx4_bitmap bitmap;
547 };
548
549 struct mlx4_mr_table {
550 struct mlx4_bitmap mpt_bitmap;
551 struct mlx4_buddy mtt_buddy;
552 u64 mtt_base;
553 u64 mpt_base;
554 struct mlx4_icm_table mtt_table;
555 struct mlx4_icm_table dmpt_table;
556 };
557
558 struct mlx4_cq_table {
559 struct mlx4_bitmap bitmap;
560 spinlock_t lock;
561 struct radix_tree_root tree;
562 struct mlx4_icm_table table;
563 struct mlx4_icm_table cmpt_table;
564 };
565
566 struct mlx4_eq_table {
567 struct mlx4_bitmap bitmap;
568 char *irq_names;
569 void __iomem *clr_int;
570 void __iomem **uar_map;
571 u32 clr_mask;
572 struct mlx4_eq *eq;
573 struct mlx4_icm_table table;
574 struct mlx4_icm_table cmpt_table;
575 int have_irq;
576 u8 inta_pin;
577 };
578
579 struct mlx4_srq_table {
580 struct mlx4_bitmap bitmap;
581 spinlock_t lock;
582 struct radix_tree_root tree;
583 struct mlx4_icm_table table;
584 struct mlx4_icm_table cmpt_table;
585 };
586
587 struct mlx4_qp_table {
588 struct mlx4_bitmap bitmap;
589 u32 rdmarc_base;
590 int rdmarc_shift;
591 spinlock_t lock;
592 struct mlx4_icm_table qp_table;
593 struct mlx4_icm_table auxc_table;
594 struct mlx4_icm_table altc_table;
595 struct mlx4_icm_table rdmarc_table;
596 struct mlx4_icm_table cmpt_table;
597 };
598
599 struct mlx4_mcg_table {
600 struct mutex mutex;
601 struct mlx4_bitmap bitmap;
602 struct mlx4_icm_table table;
603 };
604
605 struct mlx4_catas_err {
606 u32 __iomem *map;
607 struct timer_list timer;
608 struct list_head list;
609 };
610
611 #define MLX4_MAX_MAC_NUM 128
612 #define MLX4_MAC_TABLE_SIZE (MLX4_MAX_MAC_NUM << 3)
613
614 struct mlx4_mac_table {
615 __be64 entries[MLX4_MAX_MAC_NUM];
616 int refs[MLX4_MAX_MAC_NUM];
617 struct mutex mutex;
618 int total;
619 int max;
620 };
621
622 #define MLX4_MAX_VLAN_NUM 128
623 #define MLX4_VLAN_TABLE_SIZE (MLX4_MAX_VLAN_NUM << 2)
624
625 struct mlx4_vlan_table {
626 __be32 entries[MLX4_MAX_VLAN_NUM];
627 int refs[MLX4_MAX_VLAN_NUM];
628 struct mutex mutex;
629 int total;
630 int max;
631 };
632
633 #define SET_PORT_GEN_ALL_VALID 0x7
634 #define SET_PORT_PROMISC_SHIFT 31
635 #define SET_PORT_MC_PROMISC_SHIFT 30
636
637 enum {
638 MCAST_DIRECT_ONLY = 0,
639 MCAST_DIRECT = 1,
640 MCAST_DEFAULT = 2
641 };
642
643
644 struct mlx4_set_port_general_context {
645 u8 reserved[3];
646 u8 flags;
647 u16 reserved2;
648 __be16 mtu;
649 u8 pptx;
650 u8 pfctx;
651 u16 reserved3;
652 u8 pprx;
653 u8 pfcrx;
654 u16 reserved4;
655 };
656
657 struct mlx4_set_port_rqp_calc_context {
658 __be32 base_qpn;
659 u8 rererved;
660 u8 n_mac;
661 u8 n_vlan;
662 u8 n_prio;
663 u8 reserved2[3];
664 u8 mac_miss;
665 u8 intra_no_vlan;
666 u8 no_vlan;
667 u8 intra_vlan_miss;
668 u8 vlan_miss;
669 u8 reserved3[3];
670 u8 no_vlan_prio;
671 __be32 promisc;
672 __be32 mcast;
673 };
674
675 struct mlx4_mac_entry {
676 u64 mac;
677 };
678
679 struct mlx4_port_info {
680 struct mlx4_dev *dev;
681 int port;
682 char dev_name[16];
683 struct device_attribute port_attr;
684 enum mlx4_port_type tmp_type;
685 struct mlx4_mac_table mac_table;
686 struct radix_tree_root mac_tree;
687 struct mlx4_vlan_table vlan_table;
688 int base_qpn;
689 };
690
691 struct mlx4_sense {
692 struct mlx4_dev *dev;
693 u8 do_sense_port[MLX4_MAX_PORTS + 1];
694 u8 sense_allowed[MLX4_MAX_PORTS + 1];
695 struct delayed_work sense_poll;
696 };
697
698 struct mlx4_msix_ctl {
699 u64 pool_bm;
700 struct mutex pool_lock;
701 };
702
703 struct mlx4_steer {
704 struct list_head promisc_qps[MLX4_NUM_STEERS];
705 struct list_head steer_entries[MLX4_NUM_STEERS];
706 struct list_head high_prios;
707 };
708
709 struct mlx4_priv {
710 struct mlx4_dev dev;
711
712 struct list_head dev_list;
713 struct list_head ctx_list;
714 spinlock_t ctx_lock;
715
716 struct list_head pgdir_list;
717 struct mutex pgdir_mutex;
718
719 struct mlx4_fw fw;
720 struct mlx4_cmd cmd;
721 struct mlx4_mfunc mfunc;
722
723 struct mlx4_bitmap pd_bitmap;
724 struct mlx4_bitmap xrcd_bitmap;
725 struct mlx4_uar_table uar_table;
726 struct mlx4_mr_table mr_table;
727 struct mlx4_cq_table cq_table;
728 struct mlx4_eq_table eq_table;
729 struct mlx4_srq_table srq_table;
730 struct mlx4_qp_table qp_table;
731 struct mlx4_mcg_table mcg_table;
732 struct mlx4_bitmap counters_bitmap;
733
734 struct mlx4_catas_err catas_err;
735
736 void __iomem *clr_base;
737
738 struct mlx4_uar driver_uar;
739 void __iomem *kar;
740 struct mlx4_port_info port[MLX4_MAX_PORTS + 1];
741 struct mlx4_sense sense;
742 struct mutex port_mutex;
743 struct mlx4_msix_ctl msix_ctl;
744 struct mlx4_steer *steer;
745 struct list_head bf_list;
746 struct mutex bf_mutex;
747 struct io_mapping *bf_mapping;
748 int reserved_mtts;
749 };
750
751 static inline struct mlx4_priv *mlx4_priv(struct mlx4_dev *dev)
752 {
753 return container_of(dev, struct mlx4_priv, dev);
754 }
755
756 #define MLX4_SENSE_RANGE (HZ * 3)
757
758 extern struct workqueue_struct *mlx4_wq;
759
760 u32 mlx4_bitmap_alloc(struct mlx4_bitmap *bitmap);
761 void mlx4_bitmap_free(struct mlx4_bitmap *bitmap, u32 obj);
762 u32 mlx4_bitmap_alloc_range(struct mlx4_bitmap *bitmap, int cnt, int align);
763 void mlx4_bitmap_free_range(struct mlx4_bitmap *bitmap, u32 obj, int cnt);
764 u32 mlx4_bitmap_avail(struct mlx4_bitmap *bitmap);
765 int mlx4_bitmap_init(struct mlx4_bitmap *bitmap, u32 num, u32 mask,
766 u32 reserved_bot, u32 resetrved_top);
767 void mlx4_bitmap_cleanup(struct mlx4_bitmap *bitmap);
768
769 int mlx4_reset(struct mlx4_dev *dev);
770
771 int mlx4_alloc_eq_table(struct mlx4_dev *dev);
772 void mlx4_free_eq_table(struct mlx4_dev *dev);
773
774 int mlx4_init_pd_table(struct mlx4_dev *dev);
775 int mlx4_init_xrcd_table(struct mlx4_dev *dev);
776 int mlx4_init_uar_table(struct mlx4_dev *dev);
777 int mlx4_init_mr_table(struct mlx4_dev *dev);
778 int mlx4_init_eq_table(struct mlx4_dev *dev);
779 int mlx4_init_cq_table(struct mlx4_dev *dev);
780 int mlx4_init_qp_table(struct mlx4_dev *dev);
781 int mlx4_init_srq_table(struct mlx4_dev *dev);
782 int mlx4_init_mcg_table(struct mlx4_dev *dev);
783
784 void mlx4_cleanup_pd_table(struct mlx4_dev *dev);
785 void mlx4_cleanup_xrcd_table(struct mlx4_dev *dev);
786 void mlx4_cleanup_uar_table(struct mlx4_dev *dev);
787 void mlx4_cleanup_mr_table(struct mlx4_dev *dev);
788 void mlx4_cleanup_eq_table(struct mlx4_dev *dev);
789 void mlx4_cleanup_cq_table(struct mlx4_dev *dev);
790 void mlx4_cleanup_qp_table(struct mlx4_dev *dev);
791 void mlx4_cleanup_srq_table(struct mlx4_dev *dev);
792 void mlx4_cleanup_mcg_table(struct mlx4_dev *dev);
793 int __mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn);
794 void __mlx4_qp_free_icm(struct mlx4_dev *dev, int qpn);
795 int __mlx4_cq_alloc_icm(struct mlx4_dev *dev, int *cqn);
796 void __mlx4_cq_free_icm(struct mlx4_dev *dev, int cqn);
797 int __mlx4_srq_alloc_icm(struct mlx4_dev *dev, int *srqn);
798 void __mlx4_srq_free_icm(struct mlx4_dev *dev, int srqn);
799 int __mlx4_mr_reserve(struct mlx4_dev *dev);
800 void __mlx4_mr_release(struct mlx4_dev *dev, u32 index);
801 int __mlx4_mr_alloc_icm(struct mlx4_dev *dev, u32 index);
802 void __mlx4_mr_free_icm(struct mlx4_dev *dev, u32 index);
803 u32 __mlx4_alloc_mtt_range(struct mlx4_dev *dev, int order);
804 void __mlx4_free_mtt_range(struct mlx4_dev *dev, u32 first_seg, int order);
805
806 int mlx4_WRITE_MTT_wrapper(struct mlx4_dev *dev, int slave,
807 struct mlx4_vhcr *vhcr,
808 struct mlx4_cmd_mailbox *inbox,
809 struct mlx4_cmd_mailbox *outbox,
810 struct mlx4_cmd_info *cmd);
811 int mlx4_SYNC_TPT_wrapper(struct mlx4_dev *dev, int slave,
812 struct mlx4_vhcr *vhcr,
813 struct mlx4_cmd_mailbox *inbox,
814 struct mlx4_cmd_mailbox *outbox,
815 struct mlx4_cmd_info *cmd);
816 int mlx4_SW2HW_MPT_wrapper(struct mlx4_dev *dev, int slave,
817 struct mlx4_vhcr *vhcr,
818 struct mlx4_cmd_mailbox *inbox,
819 struct mlx4_cmd_mailbox *outbox,
820 struct mlx4_cmd_info *cmd);
821 int mlx4_HW2SW_MPT_wrapper(struct mlx4_dev *dev, int slave,
822 struct mlx4_vhcr *vhcr,
823 struct mlx4_cmd_mailbox *inbox,
824 struct mlx4_cmd_mailbox *outbox,
825 struct mlx4_cmd_info *cmd);
826 int mlx4_QUERY_MPT_wrapper(struct mlx4_dev *dev, int slave,
827 struct mlx4_vhcr *vhcr,
828 struct mlx4_cmd_mailbox *inbox,
829 struct mlx4_cmd_mailbox *outbox,
830 struct mlx4_cmd_info *cmd);
831 int mlx4_SW2HW_EQ_wrapper(struct mlx4_dev *dev, int slave,
832 struct mlx4_vhcr *vhcr,
833 struct mlx4_cmd_mailbox *inbox,
834 struct mlx4_cmd_mailbox *outbox,
835 struct mlx4_cmd_info *cmd);
836 int mlx4_DMA_wrapper(struct mlx4_dev *dev, int slave,
837 struct mlx4_vhcr *vhcr,
838 struct mlx4_cmd_mailbox *inbox,
839 struct mlx4_cmd_mailbox *outbox,
840 struct mlx4_cmd_info *cmd);
841 int __mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align,
842 int *base);
843 void __mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt);
844 int __mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac);
845 void __mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac);
846 int __mlx4_replace_mac(struct mlx4_dev *dev, u8 port, int qpn, u64 new_mac);
847 int __mlx4_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt,
848 int start_index, int npages, u64 *page_list);
849
850 void mlx4_start_catas_poll(struct mlx4_dev *dev);
851 void mlx4_stop_catas_poll(struct mlx4_dev *dev);
852 void mlx4_catas_init(void);
853 int mlx4_restart_one(struct pci_dev *pdev);
854 int mlx4_register_device(struct mlx4_dev *dev);
855 void mlx4_unregister_device(struct mlx4_dev *dev);
856 void mlx4_dispatch_event(struct mlx4_dev *dev, enum mlx4_dev_event type, int port);
857
858 struct mlx4_dev_cap;
859 struct mlx4_init_hca_param;
860
861 u64 mlx4_make_profile(struct mlx4_dev *dev,
862 struct mlx4_profile *request,
863 struct mlx4_dev_cap *dev_cap,
864 struct mlx4_init_hca_param *init_hca);
865 void mlx4_master_comm_channel(struct work_struct *work);
866 void mlx4_gen_slave_eqe(struct work_struct *work);
867 void mlx4_master_handle_slave_flr(struct work_struct *work);
868
869 int mlx4_ALLOC_RES_wrapper(struct mlx4_dev *dev, int slave,
870 struct mlx4_vhcr *vhcr,
871 struct mlx4_cmd_mailbox *inbox,
872 struct mlx4_cmd_mailbox *outbox,
873 struct mlx4_cmd_info *cmd);
874 int mlx4_FREE_RES_wrapper(struct mlx4_dev *dev, int slave,
875 struct mlx4_vhcr *vhcr,
876 struct mlx4_cmd_mailbox *inbox,
877 struct mlx4_cmd_mailbox *outbox,
878 struct mlx4_cmd_info *cmd);
879 int mlx4_MAP_EQ_wrapper(struct mlx4_dev *dev, int slave,
880 struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox,
881 struct mlx4_cmd_mailbox *outbox,
882 struct mlx4_cmd_info *cmd);
883 int mlx4_COMM_INT_wrapper(struct mlx4_dev *dev, int slave,
884 struct mlx4_vhcr *vhcr,
885 struct mlx4_cmd_mailbox *inbox,
886 struct mlx4_cmd_mailbox *outbox,
887 struct mlx4_cmd_info *cmd);
888 int mlx4_HW2SW_EQ_wrapper(struct mlx4_dev *dev, int slave,
889 struct mlx4_vhcr *vhcr,
890 struct mlx4_cmd_mailbox *inbox,
891 struct mlx4_cmd_mailbox *outbox,
892 struct mlx4_cmd_info *cmd);
893 int mlx4_QUERY_EQ_wrapper(struct mlx4_dev *dev, int slave,
894 struct mlx4_vhcr *vhcr,
895 struct mlx4_cmd_mailbox *inbox,
896 struct mlx4_cmd_mailbox *outbox,
897 struct mlx4_cmd_info *cmd);
898 int mlx4_SW2HW_CQ_wrapper(struct mlx4_dev *dev, int slave,
899 struct mlx4_vhcr *vhcr,
900 struct mlx4_cmd_mailbox *inbox,
901 struct mlx4_cmd_mailbox *outbox,
902 struct mlx4_cmd_info *cmd);
903 int mlx4_HW2SW_CQ_wrapper(struct mlx4_dev *dev, int slave,
904 struct mlx4_vhcr *vhcr,
905 struct mlx4_cmd_mailbox *inbox,
906 struct mlx4_cmd_mailbox *outbox,
907 struct mlx4_cmd_info *cmd);
908 int mlx4_QUERY_CQ_wrapper(struct mlx4_dev *dev, int slave,
909 struct mlx4_vhcr *vhcr,
910 struct mlx4_cmd_mailbox *inbox,
911 struct mlx4_cmd_mailbox *outbox,
912 struct mlx4_cmd_info *cmd);
913 int mlx4_MODIFY_CQ_wrapper(struct mlx4_dev *dev, int slave,
914 struct mlx4_vhcr *vhcr,
915 struct mlx4_cmd_mailbox *inbox,
916 struct mlx4_cmd_mailbox *outbox,
917 struct mlx4_cmd_info *cmd);
918 int mlx4_SW2HW_SRQ_wrapper(struct mlx4_dev *dev, int slave,
919 struct mlx4_vhcr *vhcr,
920 struct mlx4_cmd_mailbox *inbox,
921 struct mlx4_cmd_mailbox *outbox,
922 struct mlx4_cmd_info *cmd);
923 int mlx4_HW2SW_SRQ_wrapper(struct mlx4_dev *dev, int slave,
924 struct mlx4_vhcr *vhcr,
925 struct mlx4_cmd_mailbox *inbox,
926 struct mlx4_cmd_mailbox *outbox,
927 struct mlx4_cmd_info *cmd);
928 int mlx4_QUERY_SRQ_wrapper(struct mlx4_dev *dev, int slave,
929 struct mlx4_vhcr *vhcr,
930 struct mlx4_cmd_mailbox *inbox,
931 struct mlx4_cmd_mailbox *outbox,
932 struct mlx4_cmd_info *cmd);
933 int mlx4_ARM_SRQ_wrapper(struct mlx4_dev *dev, int slave,
934 struct mlx4_vhcr *vhcr,
935 struct mlx4_cmd_mailbox *inbox,
936 struct mlx4_cmd_mailbox *outbox,
937 struct mlx4_cmd_info *cmd);
938 int mlx4_GEN_QP_wrapper(struct mlx4_dev *dev, int slave,
939 struct mlx4_vhcr *vhcr,
940 struct mlx4_cmd_mailbox *inbox,
941 struct mlx4_cmd_mailbox *outbox,
942 struct mlx4_cmd_info *cmd);
943 int mlx4_RST2INIT_QP_wrapper(struct mlx4_dev *dev, int slave,
944 struct mlx4_vhcr *vhcr,
945 struct mlx4_cmd_mailbox *inbox,
946 struct mlx4_cmd_mailbox *outbox,
947 struct mlx4_cmd_info *cmd);
948 int mlx4_INIT2RTR_QP_wrapper(struct mlx4_dev *dev, int slave,
949 struct mlx4_vhcr *vhcr,
950 struct mlx4_cmd_mailbox *inbox,
951 struct mlx4_cmd_mailbox *outbox,
952 struct mlx4_cmd_info *cmd);
953 int mlx4_2RST_QP_wrapper(struct mlx4_dev *dev, int slave,
954 struct mlx4_vhcr *vhcr,
955 struct mlx4_cmd_mailbox *inbox,
956 struct mlx4_cmd_mailbox *outbox,
957 struct mlx4_cmd_info *cmd);
958
959 int mlx4_GEN_EQE(struct mlx4_dev *dev, int slave, struct mlx4_eqe *eqe);
960
961 int mlx4_cmd_init(struct mlx4_dev *dev);
962 void mlx4_cmd_cleanup(struct mlx4_dev *dev);
963 int mlx4_multi_func_init(struct mlx4_dev *dev);
964 void mlx4_multi_func_cleanup(struct mlx4_dev *dev);
965 void mlx4_cmd_event(struct mlx4_dev *dev, u16 token, u8 status, u64 out_param);
966 int mlx4_cmd_use_events(struct mlx4_dev *dev);
967 void mlx4_cmd_use_polling(struct mlx4_dev *dev);
968
969 int mlx4_comm_cmd(struct mlx4_dev *dev, u8 cmd, u16 param,
970 unsigned long timeout);
971
972 void mlx4_cq_completion(struct mlx4_dev *dev, u32 cqn);
973 void mlx4_cq_event(struct mlx4_dev *dev, u32 cqn, int event_type);
974
975 void mlx4_qp_event(struct mlx4_dev *dev, u32 qpn, int event_type);
976
977 void mlx4_srq_event(struct mlx4_dev *dev, u32 srqn, int event_type);
978
979 void mlx4_handle_catas_err(struct mlx4_dev *dev);
980
981 int mlx4_SENSE_PORT(struct mlx4_dev *dev, int port,
982 enum mlx4_port_type *type);
983 void mlx4_do_sense_ports(struct mlx4_dev *dev,
984 enum mlx4_port_type *stype,
985 enum mlx4_port_type *defaults);
986 void mlx4_start_sense(struct mlx4_dev *dev);
987 void mlx4_stop_sense(struct mlx4_dev *dev);
988 void mlx4_sense_init(struct mlx4_dev *dev);
989 int mlx4_check_port_params(struct mlx4_dev *dev,
990 enum mlx4_port_type *port_type);
991 int mlx4_change_port_types(struct mlx4_dev *dev,
992 enum mlx4_port_type *port_types);
993
994 void mlx4_init_mac_table(struct mlx4_dev *dev, struct mlx4_mac_table *table);
995 void mlx4_init_vlan_table(struct mlx4_dev *dev, struct mlx4_vlan_table *table);
996
997 int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port);
998 /* resource tracker functions*/
999 int mlx4_get_slave_from_resource_id(struct mlx4_dev *dev,
1000 enum mlx4_resource resource_type,
1001 int resource_id, int *slave);
1002 void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave_id);
1003 int mlx4_init_resource_tracker(struct mlx4_dev *dev);
1004
1005 void mlx4_free_resource_tracker(struct mlx4_dev *dev);
1006
1007 int mlx4_SET_PORT_wrapper(struct mlx4_dev *dev, int slave,
1008 struct mlx4_vhcr *vhcr,
1009 struct mlx4_cmd_mailbox *inbox,
1010 struct mlx4_cmd_mailbox *outbox,
1011 struct mlx4_cmd_info *cmd);
1012 int mlx4_INIT_PORT_wrapper(struct mlx4_dev *dev, int slave,
1013 struct mlx4_vhcr *vhcr,
1014 struct mlx4_cmd_mailbox *inbox,
1015 struct mlx4_cmd_mailbox *outbox,
1016 struct mlx4_cmd_info *cmd);
1017 int mlx4_CLOSE_PORT_wrapper(struct mlx4_dev *dev, int slave,
1018 struct mlx4_vhcr *vhcr,
1019 struct mlx4_cmd_mailbox *inbox,
1020 struct mlx4_cmd_mailbox *outbox,
1021 struct mlx4_cmd_info *cmd);
1022 int mlx4_QUERY_PORT_wrapper(struct mlx4_dev *dev, int slave,
1023 struct mlx4_vhcr *vhcr,
1024 struct mlx4_cmd_mailbox *inbox,
1025 struct mlx4_cmd_mailbox *outbox,
1026 struct mlx4_cmd_info *cmd);
1027 int mlx4_get_port_ib_caps(struct mlx4_dev *dev, u8 port, __be32 *caps);
1028 int mlx4_check_ext_port_caps(struct mlx4_dev *dev, u8 port);
1029
1030
1031 int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
1032 struct mlx4_vhcr *vhcr,
1033 struct mlx4_cmd_mailbox *inbox,
1034 struct mlx4_cmd_mailbox *outbox,
1035 struct mlx4_cmd_info *cmd);
1036
1037 int mlx4_PROMISC_wrapper(struct mlx4_dev *dev, int slave,
1038 struct mlx4_vhcr *vhcr,
1039 struct mlx4_cmd_mailbox *inbox,
1040 struct mlx4_cmd_mailbox *outbox,
1041 struct mlx4_cmd_info *cmd);
1042 int mlx4_qp_detach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
1043 enum mlx4_protocol prot, enum mlx4_steer_type steer);
1044 int mlx4_qp_attach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
1045 int block_mcast_loopback, enum mlx4_protocol prot,
1046 enum mlx4_steer_type steer);
1047 int mlx4_SET_MCAST_FLTR_wrapper(struct mlx4_dev *dev, int slave,
1048 struct mlx4_vhcr *vhcr,
1049 struct mlx4_cmd_mailbox *inbox,
1050 struct mlx4_cmd_mailbox *outbox,
1051 struct mlx4_cmd_info *cmd);
1052 int mlx4_SET_VLAN_FLTR_wrapper(struct mlx4_dev *dev, int slave,
1053 struct mlx4_vhcr *vhcr,
1054 struct mlx4_cmd_mailbox *inbox,
1055 struct mlx4_cmd_mailbox *outbox,
1056 struct mlx4_cmd_info *cmd);
1057 int mlx4_common_set_vlan_fltr(struct mlx4_dev *dev, int function,
1058 int port, void *buf);
1059 int mlx4_common_dump_eth_stats(struct mlx4_dev *dev, int slave, u32 in_mod,
1060 struct mlx4_cmd_mailbox *outbox);
1061 int mlx4_DUMP_ETH_STATS_wrapper(struct mlx4_dev *dev, int slave,
1062 struct mlx4_vhcr *vhcr,
1063 struct mlx4_cmd_mailbox *inbox,
1064 struct mlx4_cmd_mailbox *outbox,
1065 struct mlx4_cmd_info *cmd);
1066 int mlx4_PKEY_TABLE_wrapper(struct mlx4_dev *dev, int slave,
1067 struct mlx4_vhcr *vhcr,
1068 struct mlx4_cmd_mailbox *inbox,
1069 struct mlx4_cmd_mailbox *outbox,
1070 struct mlx4_cmd_info *cmd);
1071 int mlx4_QUERY_IF_STAT_wrapper(struct mlx4_dev *dev, int slave,
1072 struct mlx4_vhcr *vhcr,
1073 struct mlx4_cmd_mailbox *inbox,
1074 struct mlx4_cmd_mailbox *outbox,
1075 struct mlx4_cmd_info *cmd);
1076
1077 int mlx4_get_mgm_entry_size(struct mlx4_dev *dev);
1078 int mlx4_get_qp_per_mgm(struct mlx4_dev *dev);
1079
1080 static inline void set_param_l(u64 *arg, u32 val)
1081 {
1082 *((u32 *)arg) = val;
1083 }
1084
1085 static inline void set_param_h(u64 *arg, u32 val)
1086 {
1087 *arg = (*arg & 0xffffffff) | ((u64) val << 32);
1088 }
1089
1090 static inline u32 get_param_l(u64 *arg)
1091 {
1092 return (u32) (*arg & 0xffffffff);
1093 }
1094
1095 static inline u32 get_param_h(u64 *arg)
1096 {
1097 return (u32)(*arg >> 32);
1098 }
1099
1100 static inline spinlock_t *mlx4_tlock(struct mlx4_dev *dev)
1101 {
1102 return &mlx4_priv(dev)->mfunc.master.res_tracker.lock;
1103 }
1104
1105 #define NOT_MASKED_PD_BITS 17
1106
1107 #endif /* MLX4_H */