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/rbtree.h>
43 #include <linux/timer.h>
44 #include <linux/semaphore.h>
45 #include <linux/workqueue.h>
46 #include <linux/interrupt.h>
47 #include <linux/spinlock.h>
48 #include <net/devlink.h>
49 #include <linux/rwsem.h>
50
51 #include <linux/mlx4/device.h>
52 #include <linux/mlx4/driver.h>
53 #include <linux/mlx4/doorbell.h>
54 #include <linux/mlx4/cmd.h>
55 #include "fw_qos.h"
56
57 #define DRV_NAME "mlx4_core"
58 #define DRV_VERSION "4.0-0"
59 #define DRV_NAME_FOR_FW "Linux," DRV_NAME "," DRV_VERSION
60
61 #define MLX4_FS_UDP_UC_EN (1 << 1)
62 #define MLX4_FS_TCP_UC_EN (1 << 2)
63 #define MLX4_FS_NUM_OF_L2_ADDR 8
64 #define MLX4_FS_MGM_LOG_ENTRY_SIZE 7
65 #define MLX4_FS_NUM_MCG (1 << 17)
66
67 #define INIT_HCA_TPT_MW_ENABLE (1 << 7)
68
69 #define MLX4_QUERY_IF_STAT_RESET BIT(31)
70
71 enum {
72 MLX4_HCR_BASE = 0x80680,
73 MLX4_HCR_SIZE = 0x0001c,
74 MLX4_CLR_INT_SIZE = 0x00008,
75 MLX4_SLAVE_COMM_BASE = 0x0,
76 MLX4_COMM_PAGESIZE = 0x1000,
77 MLX4_CLOCK_SIZE = 0x00008,
78 MLX4_COMM_CHAN_CAPS = 0x8,
79 MLX4_COMM_CHAN_FLAGS = 0xc
80 };
81
82 enum {
83 MLX4_DEFAULT_MGM_LOG_ENTRY_SIZE = 10,
84 MLX4_MIN_MGM_LOG_ENTRY_SIZE = 7,
85 MLX4_MAX_MGM_LOG_ENTRY_SIZE = 12,
86 MLX4_MAX_QP_PER_MGM = 4 * ((1 << MLX4_MAX_MGM_LOG_ENTRY_SIZE) / 16 - 2),
87 };
88
89 enum {
90 MLX4_NUM_PDS = 1 << 15
91 };
92
93 enum {
94 MLX4_CMPT_TYPE_QP = 0,
95 MLX4_CMPT_TYPE_SRQ = 1,
96 MLX4_CMPT_TYPE_CQ = 2,
97 MLX4_CMPT_TYPE_EQ = 3,
98 MLX4_CMPT_NUM_TYPE
99 };
100
101 enum {
102 MLX4_CMPT_SHIFT = 24,
103 MLX4_NUM_CMPTS = MLX4_CMPT_NUM_TYPE << MLX4_CMPT_SHIFT
104 };
105
106 enum mlx4_mpt_state {
107 MLX4_MPT_DISABLED = 0,
108 MLX4_MPT_EN_HW,
109 MLX4_MPT_EN_SW
110 };
111
112 #define MLX4_COMM_TIME 10000
113 #define MLX4_COMM_OFFLINE_TIME_OUT 30000
114 #define MLX4_COMM_CMD_NA_OP 0x0
115
116
117 enum {
118 MLX4_COMM_CMD_RESET,
119 MLX4_COMM_CMD_VHCR0,
120 MLX4_COMM_CMD_VHCR1,
121 MLX4_COMM_CMD_VHCR2,
122 MLX4_COMM_CMD_VHCR_EN,
123 MLX4_COMM_CMD_VHCR_POST,
124 MLX4_COMM_CMD_FLR = 254
125 };
126
127 enum {
128 MLX4_VF_SMI_DISABLED,
129 MLX4_VF_SMI_ENABLED
130 };
131
132 /*The flag indicates that the slave should delay the RESET cmd*/
133 #define MLX4_DELAY_RESET_SLAVE 0xbbbbbbb
134 /*indicates how many retries will be done if we are in the middle of FLR*/
135 #define NUM_OF_RESET_RETRIES 10
136 #define SLEEP_TIME_IN_RESET (2 * 1000)
137 enum mlx4_resource {
138 RES_QP,
139 RES_CQ,
140 RES_SRQ,
141 RES_XRCD,
142 RES_MPT,
143 RES_MTT,
144 RES_MAC,
145 RES_VLAN,
146 RES_NPORT_ID,
147 RES_COUNTER,
148 RES_FS_RULE,
149 RES_EQ,
150 MLX4_NUM_OF_RESOURCE_TYPE
151 };
152
153 enum mlx4_alloc_mode {
154 RES_OP_RESERVE,
155 RES_OP_RESERVE_AND_MAP,
156 RES_OP_MAP_ICM,
157 };
158
159 enum mlx4_res_tracker_free_type {
160 RES_TR_FREE_ALL,
161 RES_TR_FREE_SLAVES_ONLY,
162 RES_TR_FREE_STRUCTS_ONLY,
163 };
164
165 /*
166 *Virtual HCR structures.
167 * mlx4_vhcr is the sw representation, in machine endianness
168 *
169 * mlx4_vhcr_cmd is the formalized structure, the one that is passed
170 * to FW to go through communication channel.
171 * It is big endian, and has the same structure as the physical HCR
172 * used by command interface
173 */
174 struct mlx4_vhcr {
175 u64 in_param;
176 u64 out_param;
177 u32 in_modifier;
178 u32 errno;
179 u16 op;
180 u16 token;
181 u8 op_modifier;
182 u8 e_bit;
183 };
184
185 struct mlx4_vhcr_cmd {
186 __be64 in_param;
187 __be32 in_modifier;
188 u32 reserved1;
189 __be64 out_param;
190 __be16 token;
191 u16 reserved;
192 u8 status;
193 u8 flags;
194 __be16 opcode;
195 };
196
197 struct mlx4_cmd_info {
198 u16 opcode;
199 bool has_inbox;
200 bool has_outbox;
201 bool out_is_imm;
202 bool encode_slave_id;
203 int (*verify)(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr,
204 struct mlx4_cmd_mailbox *inbox);
205 int (*wrapper)(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr,
206 struct mlx4_cmd_mailbox *inbox,
207 struct mlx4_cmd_mailbox *outbox,
208 struct mlx4_cmd_info *cmd);
209 };
210
211 #ifdef CONFIG_MLX4_DEBUG
212 extern int mlx4_debug_level;
213 #else /* CONFIG_MLX4_DEBUG */
214 #define mlx4_debug_level (0)
215 #endif /* CONFIG_MLX4_DEBUG */
216
217 #define mlx4_dbg(mdev, format, ...) \
218 do { \
219 if (mlx4_debug_level) \
220 dev_printk(KERN_DEBUG, \
221 &(mdev)->persist->pdev->dev, format, \
222 ##__VA_ARGS__); \
223 } while (0)
224
225 #define mlx4_err(mdev, format, ...) \
226 dev_err(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__)
227 #define mlx4_info(mdev, format, ...) \
228 dev_info(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__)
229 #define mlx4_warn(mdev, format, ...) \
230 dev_warn(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__)
231
232 extern int log_mtts_per_seg;
233 extern int mlx4_internal_err_reset;
234
235 #define MLX4_MAX_NUM_SLAVES (min(MLX4_MAX_NUM_PF + MLX4_MAX_NUM_VF, \
236 MLX4_MFUNC_MAX))
237 #define ALL_SLAVES 0xff
238
239 struct mlx4_bitmap {
240 u32 last;
241 u32 top;
242 u32 max;
243 u32 reserved_top;
244 u32 mask;
245 u32 avail;
246 u32 effective_len;
247 spinlock_t lock;
248 unsigned long *table;
249 };
250
251 struct mlx4_buddy {
252 unsigned long **bits;
253 unsigned int *num_free;
254 u32 max_order;
255 spinlock_t lock;
256 };
257
258 struct mlx4_icm;
259
260 struct mlx4_icm_table {
261 u64 virt;
262 int num_icm;
263 u32 num_obj;
264 int obj_size;
265 int lowmem;
266 int coherent;
267 struct mutex mutex;
268 struct mlx4_icm **icm;
269 };
270
271 #define MLX4_MPT_FLAG_SW_OWNS (0xfUL << 28)
272 #define MLX4_MPT_FLAG_FREE (0x3UL << 28)
273 #define MLX4_MPT_FLAG_MIO (1 << 17)
274 #define MLX4_MPT_FLAG_BIND_ENABLE (1 << 15)
275 #define MLX4_MPT_FLAG_PHYSICAL (1 << 9)
276 #define MLX4_MPT_FLAG_REGION (1 << 8)
277
278 #define MLX4_MPT_PD_MASK (0x1FFFFUL)
279 #define MLX4_MPT_PD_VF_MASK (0xFE0000UL)
280 #define MLX4_MPT_PD_FLAG_FAST_REG (1 << 27)
281 #define MLX4_MPT_PD_FLAG_RAE (1 << 28)
282 #define MLX4_MPT_PD_FLAG_EN_INV (3 << 24)
283
284 #define MLX4_MPT_QP_FLAG_BOUND_QP (1 << 7)
285
286 #define MLX4_MPT_STATUS_SW 0xF0
287 #define MLX4_MPT_STATUS_HW 0x00
288
289 #define MLX4_CQE_SIZE_MASK_STRIDE 0x3
290 #define MLX4_EQE_SIZE_MASK_STRIDE 0x30
291
292 #define MLX4_EQ_ASYNC 0
293 #define MLX4_EQ_TO_CQ_VECTOR(vector) ((vector) - \
294 !!((int)(vector) >= MLX4_EQ_ASYNC))
295 #define MLX4_CQ_TO_EQ_VECTOR(vector) ((vector) + \
296 !!((int)(vector) >= MLX4_EQ_ASYNC))
297
298 /*
299 * Must be packed because mtt_seg is 64 bits but only aligned to 32 bits.
300 */
301 struct mlx4_mpt_entry {
302 __be32 flags;
303 __be32 qpn;
304 __be32 key;
305 __be32 pd_flags;
306 __be64 start;
307 __be64 length;
308 __be32 lkey;
309 __be32 win_cnt;
310 u8 reserved1[3];
311 u8 mtt_rep;
312 __be64 mtt_addr;
313 __be32 mtt_sz;
314 __be32 entity_size;
315 __be32 first_byte_offset;
316 } __packed;
317
318 /*
319 * Must be packed because start is 64 bits but only aligned to 32 bits.
320 */
321 struct mlx4_eq_context {
322 __be32 flags;
323 u16 reserved1[3];
324 __be16 page_offset;
325 u8 log_eq_size;
326 u8 reserved2[4];
327 u8 eq_period;
328 u8 reserved3;
329 u8 eq_max_count;
330 u8 reserved4[3];
331 u8 intr;
332 u8 log_page_size;
333 u8 reserved5[2];
334 u8 mtt_base_addr_h;
335 __be32 mtt_base_addr_l;
336 u32 reserved6[2];
337 __be32 consumer_index;
338 __be32 producer_index;
339 u32 reserved7[4];
340 };
341
342 struct mlx4_cq_context {
343 __be32 flags;
344 u16 reserved1[3];
345 __be16 page_offset;
346 __be32 logsize_usrpage;
347 __be16 cq_period;
348 __be16 cq_max_count;
349 u8 reserved2[3];
350 u8 comp_eqn;
351 u8 log_page_size;
352 u8 reserved3[2];
353 u8 mtt_base_addr_h;
354 __be32 mtt_base_addr_l;
355 __be32 last_notified_index;
356 __be32 solicit_producer_index;
357 __be32 consumer_index;
358 __be32 producer_index;
359 u32 reserved4[2];
360 __be64 db_rec_addr;
361 };
362
363 struct mlx4_srq_context {
364 __be32 state_logsize_srqn;
365 u8 logstride;
366 u8 reserved1;
367 __be16 xrcd;
368 __be32 pg_offset_cqn;
369 u32 reserved2;
370 u8 log_page_size;
371 u8 reserved3[2];
372 u8 mtt_base_addr_h;
373 __be32 mtt_base_addr_l;
374 __be32 pd;
375 __be16 limit_watermark;
376 __be16 wqe_cnt;
377 u16 reserved4;
378 __be16 wqe_counter;
379 u32 reserved5;
380 __be64 db_rec_addr;
381 };
382
383 struct mlx4_eq_tasklet {
384 struct list_head list;
385 struct list_head process_list;
386 struct tasklet_struct task;
387 /* lock on completion tasklet list */
388 spinlock_t lock;
389 };
390
391 struct mlx4_eq {
392 struct mlx4_dev *dev;
393 void __iomem *doorbell;
394 int eqn;
395 u32 cons_index;
396 u16 irq;
397 u16 have_irq;
398 int nent;
399 struct mlx4_buf_list *page_list;
400 struct mlx4_mtt mtt;
401 struct mlx4_eq_tasklet tasklet_ctx;
402 struct mlx4_active_ports actv_ports;
403 u32 ref_count;
404 cpumask_var_t affinity_mask;
405 };
406
407 struct mlx4_slave_eqe {
408 u8 type;
409 u8 port;
410 u32 param;
411 };
412
413 struct mlx4_slave_event_eq_info {
414 int eqn;
415 u16 token;
416 };
417
418 struct mlx4_profile {
419 int num_qp;
420 int rdmarc_per_qp;
421 int num_srq;
422 int num_cq;
423 int num_mcg;
424 int num_mpt;
425 unsigned num_mtt;
426 };
427
428 struct mlx4_fw {
429 u64 clr_int_base;
430 u64 catas_offset;
431 u64 comm_base;
432 u64 clock_offset;
433 struct mlx4_icm *fw_icm;
434 struct mlx4_icm *aux_icm;
435 u32 catas_size;
436 u16 fw_pages;
437 u8 clr_int_bar;
438 u8 catas_bar;
439 u8 comm_bar;
440 u8 clock_bar;
441 };
442
443 struct mlx4_comm {
444 u32 slave_write;
445 u32 slave_read;
446 };
447
448 enum {
449 MLX4_MCAST_CONFIG = 0,
450 MLX4_MCAST_DISABLE = 1,
451 MLX4_MCAST_ENABLE = 2,
452 };
453
454 #define VLAN_FLTR_SIZE 128
455
456 struct mlx4_vlan_fltr {
457 __be32 entry[VLAN_FLTR_SIZE];
458 };
459
460 struct mlx4_mcast_entry {
461 struct list_head list;
462 u64 addr;
463 };
464
465 struct mlx4_promisc_qp {
466 struct list_head list;
467 u32 qpn;
468 };
469
470 struct mlx4_steer_index {
471 struct list_head list;
472 unsigned int index;
473 struct list_head duplicates;
474 };
475
476 #define MLX4_EVENT_TYPES_NUM 64
477
478 struct mlx4_slave_state {
479 u8 comm_toggle;
480 u8 last_cmd;
481 u8 init_port_mask;
482 bool active;
483 bool old_vlan_api;
484 bool vst_qinq_supported;
485 u8 function;
486 dma_addr_t vhcr_dma;
487 u16 user_mtu[MLX4_MAX_PORTS + 1];
488 u16 mtu[MLX4_MAX_PORTS + 1];
489 __be32 ib_cap_mask[MLX4_MAX_PORTS + 1];
490 struct mlx4_slave_eqe eq[MLX4_MFUNC_MAX_EQES];
491 struct list_head mcast_filters[MLX4_MAX_PORTS + 1];
492 struct mlx4_vlan_fltr *vlan_filter[MLX4_MAX_PORTS + 1];
493 /* event type to eq number lookup */
494 struct mlx4_slave_event_eq_info event_eq[MLX4_EVENT_TYPES_NUM];
495 u16 eq_pi;
496 u16 eq_ci;
497 spinlock_t lock;
498 /*initialized via the kzalloc*/
499 u8 is_slave_going_down;
500 u32 cookie;
501 enum slave_port_state port_state[MLX4_MAX_PORTS + 1];
502 };
503
504 #define MLX4_VGT 4095
505 #define NO_INDX (-1)
506
507 struct mlx4_vport_state {
508 u64 mac;
509 u16 default_vlan;
510 u8 default_qos;
511 __be16 vlan_proto;
512 u32 tx_rate;
513 bool spoofchk;
514 u32 link_state;
515 u8 qos_vport;
516 __be64 guid;
517 };
518
519 struct mlx4_vf_admin_state {
520 struct mlx4_vport_state vport[MLX4_MAX_PORTS + 1];
521 u8 enable_smi[MLX4_MAX_PORTS + 1];
522 };
523
524 struct mlx4_vport_oper_state {
525 struct mlx4_vport_state state;
526 int mac_idx;
527 int vlan_idx;
528 };
529
530 struct mlx4_vf_oper_state {
531 struct mlx4_vport_oper_state vport[MLX4_MAX_PORTS + 1];
532 u8 smi_enabled[MLX4_MAX_PORTS + 1];
533 };
534
535 struct slave_list {
536 struct mutex mutex;
537 struct list_head res_list[MLX4_NUM_OF_RESOURCE_TYPE];
538 };
539
540 struct resource_allocator {
541 spinlock_t alloc_lock; /* protect quotas */
542 union {
543 unsigned int res_reserved;
544 unsigned int res_port_rsvd[MLX4_MAX_PORTS];
545 };
546 union {
547 int res_free;
548 int res_port_free[MLX4_MAX_PORTS];
549 };
550 int *quota;
551 int *allocated;
552 int *guaranteed;
553 };
554
555 struct mlx4_resource_tracker {
556 spinlock_t lock;
557 /* tree for each resources */
558 struct rb_root res_tree[MLX4_NUM_OF_RESOURCE_TYPE];
559 /* num_of_slave's lists, one per slave */
560 struct slave_list *slave_list;
561 struct resource_allocator res_alloc[MLX4_NUM_OF_RESOURCE_TYPE];
562 };
563
564 #define SLAVE_EVENT_EQ_SIZE 128
565 struct mlx4_slave_event_eq {
566 u32 eqn;
567 u32 cons;
568 u32 prod;
569 spinlock_t event_lock;
570 struct mlx4_eqe event_eqe[SLAVE_EVENT_EQ_SIZE];
571 };
572
573 struct mlx4_qos_manager {
574 int num_of_qos_vfs;
575 DECLARE_BITMAP(priority_bm, MLX4_NUM_UP);
576 };
577
578 struct mlx4_master_qp0_state {
579 int proxy_qp0_active;
580 int qp0_active;
581 int port_active;
582 };
583
584 struct mlx4_mfunc_master_ctx {
585 struct mlx4_slave_state *slave_state;
586 struct mlx4_vf_admin_state *vf_admin;
587 struct mlx4_vf_oper_state *vf_oper;
588 struct mlx4_master_qp0_state qp0_state[MLX4_MAX_PORTS + 1];
589 int init_port_ref[MLX4_MAX_PORTS + 1];
590 u16 max_mtu[MLX4_MAX_PORTS + 1];
591 u16 max_user_mtu[MLX4_MAX_PORTS + 1];
592 u8 pptx;
593 u8 pprx;
594 int disable_mcast_ref[MLX4_MAX_PORTS + 1];
595 struct mlx4_resource_tracker res_tracker;
596 struct workqueue_struct *comm_wq;
597 struct work_struct comm_work;
598 struct work_struct slave_event_work;
599 struct work_struct slave_flr_event_work;
600 spinlock_t slave_state_lock;
601 __be32 comm_arm_bit_vector[4];
602 struct mlx4_eqe cmd_eqe;
603 struct mlx4_slave_event_eq slave_eq;
604 struct mutex gen_eqe_mutex[MLX4_MFUNC_MAX];
605 struct mlx4_qos_manager qos_ctl[MLX4_MAX_PORTS + 1];
606 };
607
608 struct mlx4_mfunc {
609 struct mlx4_comm __iomem *comm;
610 struct mlx4_vhcr_cmd *vhcr;
611 dma_addr_t vhcr_dma;
612
613 struct mlx4_mfunc_master_ctx master;
614 };
615
616 #define MGM_QPN_MASK 0x00FFFFFF
617 #define MGM_BLCK_LB_BIT 30
618
619 struct mlx4_mgm {
620 __be32 next_gid_index;
621 __be32 members_count;
622 u32 reserved[2];
623 u8 gid[16];
624 __be32 qp[MLX4_MAX_QP_PER_MGM];
625 };
626
627 struct mlx4_cmd {
628 struct dma_pool *pool;
629 void __iomem *hcr;
630 struct mutex slave_cmd_mutex;
631 struct semaphore poll_sem;
632 struct semaphore event_sem;
633 struct rw_semaphore switch_sem;
634 int max_cmds;
635 spinlock_t context_lock;
636 int free_head;
637 struct mlx4_cmd_context *context;
638 u16 token_mask;
639 u8 use_events;
640 u8 toggle;
641 u8 comm_toggle;
642 u8 initialized;
643 };
644
645 enum {
646 MLX4_VF_IMMED_VLAN_FLAG_VLAN = 1 << 0,
647 MLX4_VF_IMMED_VLAN_FLAG_QOS = 1 << 1,
648 MLX4_VF_IMMED_VLAN_FLAG_LINK_DISABLE = 1 << 2,
649 };
650 struct mlx4_vf_immed_vlan_work {
651 struct work_struct work;
652 struct mlx4_priv *priv;
653 int flags;
654 int slave;
655 int vlan_ix;
656 int orig_vlan_ix;
657 u8 port;
658 u8 qos;
659 u8 qos_vport;
660 u16 vlan_id;
661 u16 orig_vlan_id;
662 __be16 vlan_proto;
663 };
664
665
666 struct mlx4_uar_table {
667 struct mlx4_bitmap bitmap;
668 };
669
670 struct mlx4_mr_table {
671 struct mlx4_bitmap mpt_bitmap;
672 struct mlx4_buddy mtt_buddy;
673 u64 mtt_base;
674 u64 mpt_base;
675 struct mlx4_icm_table mtt_table;
676 struct mlx4_icm_table dmpt_table;
677 };
678
679 struct mlx4_cq_table {
680 struct mlx4_bitmap bitmap;
681 spinlock_t lock;
682 struct radix_tree_root tree;
683 struct mlx4_icm_table table;
684 struct mlx4_icm_table cmpt_table;
685 };
686
687 struct mlx4_eq_table {
688 struct mlx4_bitmap bitmap;
689 char *irq_names;
690 void __iomem *clr_int;
691 void __iomem **uar_map;
692 u32 clr_mask;
693 struct mlx4_eq *eq;
694 struct mlx4_icm_table table;
695 struct mlx4_icm_table cmpt_table;
696 int have_irq;
697 u8 inta_pin;
698 };
699
700 struct mlx4_srq_table {
701 struct mlx4_bitmap bitmap;
702 spinlock_t lock;
703 struct radix_tree_root tree;
704 struct mlx4_icm_table table;
705 struct mlx4_icm_table cmpt_table;
706 };
707
708 enum mlx4_qp_table_zones {
709 MLX4_QP_TABLE_ZONE_GENERAL,
710 MLX4_QP_TABLE_ZONE_RSS,
711 MLX4_QP_TABLE_ZONE_RAW_ETH,
712 MLX4_QP_TABLE_ZONE_NUM
713 };
714
715 struct mlx4_qp_table {
716 struct mlx4_bitmap *bitmap_gen;
717 struct mlx4_zone_allocator *zones;
718 u32 zones_uids[MLX4_QP_TABLE_ZONE_NUM];
719 u32 rdmarc_base;
720 int rdmarc_shift;
721 spinlock_t lock;
722 struct mlx4_icm_table qp_table;
723 struct mlx4_icm_table auxc_table;
724 struct mlx4_icm_table altc_table;
725 struct mlx4_icm_table rdmarc_table;
726 struct mlx4_icm_table cmpt_table;
727 };
728
729 struct mlx4_mcg_table {
730 struct mutex mutex;
731 struct mlx4_bitmap bitmap;
732 struct mlx4_icm_table table;
733 };
734
735 struct mlx4_catas_err {
736 u32 __iomem *map;
737 struct timer_list timer;
738 struct list_head list;
739 };
740
741 #define MLX4_MAX_MAC_NUM 128
742 #define MLX4_MAC_TABLE_SIZE (MLX4_MAX_MAC_NUM << 3)
743
744 struct mlx4_mac_table {
745 __be64 entries[MLX4_MAX_MAC_NUM];
746 int refs[MLX4_MAX_MAC_NUM];
747 bool is_dup[MLX4_MAX_MAC_NUM];
748 struct mutex mutex;
749 int total;
750 int max;
751 };
752
753 #define MLX4_ROCE_GID_ENTRY_SIZE 16
754
755 struct mlx4_roce_gid_entry {
756 u8 raw[MLX4_ROCE_GID_ENTRY_SIZE];
757 };
758
759 struct mlx4_roce_gid_table {
760 struct mlx4_roce_gid_entry roce_gids[MLX4_ROCE_MAX_GIDS];
761 struct mutex mutex;
762 };
763
764 #define MLX4_MAX_VLAN_NUM 128
765 #define MLX4_VLAN_TABLE_SIZE (MLX4_MAX_VLAN_NUM << 2)
766
767 struct mlx4_vlan_table {
768 __be32 entries[MLX4_MAX_VLAN_NUM];
769 int refs[MLX4_MAX_VLAN_NUM];
770 int is_dup[MLX4_MAX_VLAN_NUM];
771 struct mutex mutex;
772 int total;
773 int max;
774 };
775
776 #define SET_PORT_GEN_ALL_VALID (MLX4_FLAG_V_MTU_MASK | \
777 MLX4_FLAG_V_PPRX_MASK | \
778 MLX4_FLAG_V_PPTX_MASK)
779 #define SET_PORT_PROMISC_SHIFT 31
780 #define SET_PORT_MC_PROMISC_SHIFT 30
781
782 enum {
783 MCAST_DIRECT_ONLY = 0,
784 MCAST_DIRECT = 1,
785 MCAST_DEFAULT = 2
786 };
787
788
789 struct mlx4_set_port_general_context {
790 u16 reserved1;
791 u8 flags2;
792 u8 flags;
793 union {
794 u8 ignore_fcs;
795 u8 roce_mode;
796 };
797 u8 reserved2;
798 __be16 mtu;
799 u8 pptx;
800 u8 pfctx;
801 u16 reserved3;
802 u8 pprx;
803 u8 pfcrx;
804 u16 reserved4;
805 u32 reserved5;
806 u8 phv_en;
807 u8 reserved6[5];
808 __be16 user_mtu;
809 u16 reserved7;
810 u8 user_mac[6];
811 };
812
813 struct mlx4_set_port_rqp_calc_context {
814 __be32 base_qpn;
815 u8 rererved;
816 u8 n_mac;
817 u8 n_vlan;
818 u8 n_prio;
819 u8 reserved2[3];
820 u8 mac_miss;
821 u8 intra_no_vlan;
822 u8 no_vlan;
823 u8 intra_vlan_miss;
824 u8 vlan_miss;
825 u8 reserved3[3];
826 u8 no_vlan_prio;
827 __be32 promisc;
828 __be32 mcast;
829 };
830
831 struct mlx4_port_info {
832 struct mlx4_dev *dev;
833 int port;
834 char dev_name[16];
835 struct device_attribute port_attr;
836 enum mlx4_port_type tmp_type;
837 char dev_mtu_name[16];
838 struct device_attribute port_mtu_attr;
839 struct mlx4_mac_table mac_table;
840 struct mlx4_vlan_table vlan_table;
841 struct mlx4_roce_gid_table gid_table;
842 int base_qpn;
843 struct cpu_rmap *rmap;
844 struct devlink_port devlink_port;
845 };
846
847 struct mlx4_sense {
848 struct mlx4_dev *dev;
849 u8 do_sense_port[MLX4_MAX_PORTS + 1];
850 u8 sense_allowed[MLX4_MAX_PORTS + 1];
851 struct delayed_work sense_poll;
852 };
853
854 struct mlx4_msix_ctl {
855 DECLARE_BITMAP(pool_bm, MAX_MSIX);
856 struct mutex pool_lock;
857 };
858
859 struct mlx4_steer {
860 struct list_head promisc_qps[MLX4_NUM_STEERS];
861 struct list_head steer_entries[MLX4_NUM_STEERS];
862 };
863
864 enum {
865 MLX4_PCI_DEV_IS_VF = 1 << 0,
866 MLX4_PCI_DEV_FORCE_SENSE_PORT = 1 << 1,
867 };
868
869 enum {
870 MLX4_NO_RR = 0,
871 MLX4_USE_RR = 1,
872 };
873
874 struct mlx4_priv {
875 struct mlx4_dev dev;
876
877 struct list_head dev_list;
878 struct list_head ctx_list;
879 spinlock_t ctx_lock;
880
881 int pci_dev_data;
882 int removed;
883
884 struct list_head pgdir_list;
885 struct mutex pgdir_mutex;
886
887 struct mlx4_fw fw;
888 struct mlx4_cmd cmd;
889 struct mlx4_mfunc mfunc;
890
891 struct mlx4_bitmap pd_bitmap;
892 struct mlx4_bitmap xrcd_bitmap;
893 struct mlx4_uar_table uar_table;
894 struct mlx4_mr_table mr_table;
895 struct mlx4_cq_table cq_table;
896 struct mlx4_eq_table eq_table;
897 struct mlx4_srq_table srq_table;
898 struct mlx4_qp_table qp_table;
899 struct mlx4_mcg_table mcg_table;
900 struct mlx4_bitmap counters_bitmap;
901 int def_counter[MLX4_MAX_PORTS];
902
903 struct mlx4_catas_err catas_err;
904
905 void __iomem *clr_base;
906
907 struct mlx4_uar driver_uar;
908 void __iomem *kar;
909 struct mlx4_port_info port[MLX4_MAX_PORTS + 1];
910 struct mlx4_sense sense;
911 struct mutex port_mutex;
912 struct mlx4_msix_ctl msix_ctl;
913 struct mlx4_steer *steer;
914 struct list_head bf_list;
915 struct mutex bf_mutex;
916 struct io_mapping *bf_mapping;
917 void __iomem *clock_mapping;
918 int reserved_mtts;
919 int fs_hash_mode;
920 u8 virt2phys_pkey[MLX4_MFUNC_MAX][MLX4_MAX_PORTS][MLX4_MAX_PORT_PKEYS];
921 struct mlx4_port_map v2p; /* cached port mapping configuration */
922 struct mutex bond_mutex; /* for bond mode */
923 __be64 slave_node_guids[MLX4_MFUNC_MAX];
924
925 atomic_t opreq_count;
926 struct work_struct opreq_task;
927 };
928
mlx4_priv(struct mlx4_dev * dev)929 static inline struct mlx4_priv *mlx4_priv(struct mlx4_dev *dev)
930 {
931 return container_of(dev, struct mlx4_priv, dev);
932 }
933
934 #define MLX4_SENSE_RANGE (HZ * 3)
935
936 extern struct workqueue_struct *mlx4_wq;
937
938 u32 mlx4_bitmap_alloc(struct mlx4_bitmap *bitmap);
939 void mlx4_bitmap_free(struct mlx4_bitmap *bitmap, u32 obj, int use_rr);
940 u32 mlx4_bitmap_alloc_range(struct mlx4_bitmap *bitmap, int cnt,
941 int align, u32 skip_mask);
942 void mlx4_bitmap_free_range(struct mlx4_bitmap *bitmap, u32 obj, int cnt,
943 int use_rr);
944 u32 mlx4_bitmap_avail(struct mlx4_bitmap *bitmap);
945 int mlx4_bitmap_init(struct mlx4_bitmap *bitmap, u32 num, u32 mask,
946 u32 reserved_bot, u32 resetrved_top);
947 void mlx4_bitmap_cleanup(struct mlx4_bitmap *bitmap);
948
949 int mlx4_reset(struct mlx4_dev *dev);
950
951 int mlx4_alloc_eq_table(struct mlx4_dev *dev);
952 void mlx4_free_eq_table(struct mlx4_dev *dev);
953
954 int mlx4_init_pd_table(struct mlx4_dev *dev);
955 int mlx4_init_xrcd_table(struct mlx4_dev *dev);
956 int mlx4_init_uar_table(struct mlx4_dev *dev);
957 int mlx4_init_mr_table(struct mlx4_dev *dev);
958 int mlx4_init_eq_table(struct mlx4_dev *dev);
959 int mlx4_init_cq_table(struct mlx4_dev *dev);
960 int mlx4_init_qp_table(struct mlx4_dev *dev);
961 int mlx4_init_srq_table(struct mlx4_dev *dev);
962 int mlx4_init_mcg_table(struct mlx4_dev *dev);
963
964 void mlx4_cleanup_pd_table(struct mlx4_dev *dev);
965 void mlx4_cleanup_xrcd_table(struct mlx4_dev *dev);
966 void mlx4_cleanup_uar_table(struct mlx4_dev *dev);
967 void mlx4_cleanup_mr_table(struct mlx4_dev *dev);
968 void mlx4_cleanup_eq_table(struct mlx4_dev *dev);
969 void mlx4_cleanup_cq_table(struct mlx4_dev *dev);
970 void mlx4_cleanup_qp_table(struct mlx4_dev *dev);
971 void mlx4_cleanup_srq_table(struct mlx4_dev *dev);
972 void mlx4_cleanup_mcg_table(struct mlx4_dev *dev);
973 int __mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn);
974 void __mlx4_qp_free_icm(struct mlx4_dev *dev, int qpn);
975 int __mlx4_cq_alloc_icm(struct mlx4_dev *dev, int *cqn);
976 void __mlx4_cq_free_icm(struct mlx4_dev *dev, int cqn);
977 int __mlx4_srq_alloc_icm(struct mlx4_dev *dev, int *srqn);
978 void __mlx4_srq_free_icm(struct mlx4_dev *dev, int srqn);
979 int __mlx4_mpt_reserve(struct mlx4_dev *dev);
980 void __mlx4_mpt_release(struct mlx4_dev *dev, u32 index);
981 int __mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index);
982 void __mlx4_mpt_free_icm(struct mlx4_dev *dev, u32 index);
983 u32 __mlx4_alloc_mtt_range(struct mlx4_dev *dev, int order);
984 void __mlx4_free_mtt_range(struct mlx4_dev *dev, u32 first_seg, int order);
985
986 int mlx4_WRITE_MTT_wrapper(struct mlx4_dev *dev, int slave,
987 struct mlx4_vhcr *vhcr,
988 struct mlx4_cmd_mailbox *inbox,
989 struct mlx4_cmd_mailbox *outbox,
990 struct mlx4_cmd_info *cmd);
991 int mlx4_SYNC_TPT_wrapper(struct mlx4_dev *dev, int slave,
992 struct mlx4_vhcr *vhcr,
993 struct mlx4_cmd_mailbox *inbox,
994 struct mlx4_cmd_mailbox *outbox,
995 struct mlx4_cmd_info *cmd);
996 int mlx4_SW2HW_MPT_wrapper(struct mlx4_dev *dev, int slave,
997 struct mlx4_vhcr *vhcr,
998 struct mlx4_cmd_mailbox *inbox,
999 struct mlx4_cmd_mailbox *outbox,
1000 struct mlx4_cmd_info *cmd);
1001 int mlx4_HW2SW_MPT_wrapper(struct mlx4_dev *dev, int slave,
1002 struct mlx4_vhcr *vhcr,
1003 struct mlx4_cmd_mailbox *inbox,
1004 struct mlx4_cmd_mailbox *outbox,
1005 struct mlx4_cmd_info *cmd);
1006 int mlx4_QUERY_MPT_wrapper(struct mlx4_dev *dev, int slave,
1007 struct mlx4_vhcr *vhcr,
1008 struct mlx4_cmd_mailbox *inbox,
1009 struct mlx4_cmd_mailbox *outbox,
1010 struct mlx4_cmd_info *cmd);
1011 int mlx4_SW2HW_EQ_wrapper(struct mlx4_dev *dev, int slave,
1012 struct mlx4_vhcr *vhcr,
1013 struct mlx4_cmd_mailbox *inbox,
1014 struct mlx4_cmd_mailbox *outbox,
1015 struct mlx4_cmd_info *cmd);
1016 int mlx4_CONFIG_DEV_wrapper(struct mlx4_dev *dev, int slave,
1017 struct mlx4_vhcr *vhcr,
1018 struct mlx4_cmd_mailbox *inbox,
1019 struct mlx4_cmd_mailbox *outbox,
1020 struct mlx4_cmd_info *cmd);
1021 int mlx4_DMA_wrapper(struct mlx4_dev *dev, int slave,
1022 struct mlx4_vhcr *vhcr,
1023 struct mlx4_cmd_mailbox *inbox,
1024 struct mlx4_cmd_mailbox *outbox,
1025 struct mlx4_cmd_info *cmd);
1026 int __mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align,
1027 int *base, u8 flags);
1028 void __mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt);
1029 int __mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac);
1030 void __mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac);
1031 int __mlx4_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt,
1032 int start_index, int npages, u64 *page_list);
1033 int __mlx4_counter_alloc(struct mlx4_dev *dev, u32 *idx);
1034 void __mlx4_counter_free(struct mlx4_dev *dev, u32 idx);
1035 int mlx4_calc_vf_counters(struct mlx4_dev *dev, int slave, int port,
1036 struct mlx4_counter *data);
1037 int __mlx4_xrcd_alloc(struct mlx4_dev *dev, u32 *xrcdn);
1038 void __mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn);
1039
1040 void mlx4_start_catas_poll(struct mlx4_dev *dev);
1041 void mlx4_stop_catas_poll(struct mlx4_dev *dev);
1042 int mlx4_catas_init(struct mlx4_dev *dev);
1043 void mlx4_catas_end(struct mlx4_dev *dev);
1044 int mlx4_crdump_init(struct mlx4_dev *dev);
1045 void mlx4_crdump_end(struct mlx4_dev *dev);
1046 int mlx4_restart_one(struct pci_dev *pdev);
1047 int mlx4_register_device(struct mlx4_dev *dev);
1048 void mlx4_unregister_device(struct mlx4_dev *dev);
1049 void mlx4_dispatch_event(struct mlx4_dev *dev, enum mlx4_dev_event type,
1050 unsigned long param);
1051
1052 struct mlx4_dev_cap;
1053 struct mlx4_init_hca_param;
1054
1055 u64 mlx4_make_profile(struct mlx4_dev *dev,
1056 struct mlx4_profile *request,
1057 struct mlx4_dev_cap *dev_cap,
1058 struct mlx4_init_hca_param *init_hca);
1059 void mlx4_master_comm_channel(struct work_struct *work);
1060 void mlx4_gen_slave_eqe(struct work_struct *work);
1061 void mlx4_master_handle_slave_flr(struct work_struct *work);
1062
1063 int mlx4_ALLOC_RES_wrapper(struct mlx4_dev *dev, int slave,
1064 struct mlx4_vhcr *vhcr,
1065 struct mlx4_cmd_mailbox *inbox,
1066 struct mlx4_cmd_mailbox *outbox,
1067 struct mlx4_cmd_info *cmd);
1068 int mlx4_FREE_RES_wrapper(struct mlx4_dev *dev, int slave,
1069 struct mlx4_vhcr *vhcr,
1070 struct mlx4_cmd_mailbox *inbox,
1071 struct mlx4_cmd_mailbox *outbox,
1072 struct mlx4_cmd_info *cmd);
1073 int mlx4_MAP_EQ_wrapper(struct mlx4_dev *dev, int slave,
1074 struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox,
1075 struct mlx4_cmd_mailbox *outbox,
1076 struct mlx4_cmd_info *cmd);
1077 int mlx4_COMM_INT_wrapper(struct mlx4_dev *dev, int slave,
1078 struct mlx4_vhcr *vhcr,
1079 struct mlx4_cmd_mailbox *inbox,
1080 struct mlx4_cmd_mailbox *outbox,
1081 struct mlx4_cmd_info *cmd);
1082 int mlx4_HW2SW_EQ_wrapper(struct mlx4_dev *dev, int slave,
1083 struct mlx4_vhcr *vhcr,
1084 struct mlx4_cmd_mailbox *inbox,
1085 struct mlx4_cmd_mailbox *outbox,
1086 struct mlx4_cmd_info *cmd);
1087 int mlx4_QUERY_EQ_wrapper(struct mlx4_dev *dev, int slave,
1088 struct mlx4_vhcr *vhcr,
1089 struct mlx4_cmd_mailbox *inbox,
1090 struct mlx4_cmd_mailbox *outbox,
1091 struct mlx4_cmd_info *cmd);
1092 int mlx4_SW2HW_CQ_wrapper(struct mlx4_dev *dev, int slave,
1093 struct mlx4_vhcr *vhcr,
1094 struct mlx4_cmd_mailbox *inbox,
1095 struct mlx4_cmd_mailbox *outbox,
1096 struct mlx4_cmd_info *cmd);
1097 int mlx4_HW2SW_CQ_wrapper(struct mlx4_dev *dev, int slave,
1098 struct mlx4_vhcr *vhcr,
1099 struct mlx4_cmd_mailbox *inbox,
1100 struct mlx4_cmd_mailbox *outbox,
1101 struct mlx4_cmd_info *cmd);
1102 int mlx4_QUERY_CQ_wrapper(struct mlx4_dev *dev, int slave,
1103 struct mlx4_vhcr *vhcr,
1104 struct mlx4_cmd_mailbox *inbox,
1105 struct mlx4_cmd_mailbox *outbox,
1106 struct mlx4_cmd_info *cmd);
1107 int mlx4_MODIFY_CQ_wrapper(struct mlx4_dev *dev, int slave,
1108 struct mlx4_vhcr *vhcr,
1109 struct mlx4_cmd_mailbox *inbox,
1110 struct mlx4_cmd_mailbox *outbox,
1111 struct mlx4_cmd_info *cmd);
1112 int mlx4_SW2HW_SRQ_wrapper(struct mlx4_dev *dev, int slave,
1113 struct mlx4_vhcr *vhcr,
1114 struct mlx4_cmd_mailbox *inbox,
1115 struct mlx4_cmd_mailbox *outbox,
1116 struct mlx4_cmd_info *cmd);
1117 int mlx4_HW2SW_SRQ_wrapper(struct mlx4_dev *dev, int slave,
1118 struct mlx4_vhcr *vhcr,
1119 struct mlx4_cmd_mailbox *inbox,
1120 struct mlx4_cmd_mailbox *outbox,
1121 struct mlx4_cmd_info *cmd);
1122 int mlx4_QUERY_SRQ_wrapper(struct mlx4_dev *dev, int slave,
1123 struct mlx4_vhcr *vhcr,
1124 struct mlx4_cmd_mailbox *inbox,
1125 struct mlx4_cmd_mailbox *outbox,
1126 struct mlx4_cmd_info *cmd);
1127 int mlx4_ARM_SRQ_wrapper(struct mlx4_dev *dev, int slave,
1128 struct mlx4_vhcr *vhcr,
1129 struct mlx4_cmd_mailbox *inbox,
1130 struct mlx4_cmd_mailbox *outbox,
1131 struct mlx4_cmd_info *cmd);
1132 int mlx4_GEN_QP_wrapper(struct mlx4_dev *dev, int slave,
1133 struct mlx4_vhcr *vhcr,
1134 struct mlx4_cmd_mailbox *inbox,
1135 struct mlx4_cmd_mailbox *outbox,
1136 struct mlx4_cmd_info *cmd);
1137 int mlx4_RST2INIT_QP_wrapper(struct mlx4_dev *dev, int slave,
1138 struct mlx4_vhcr *vhcr,
1139 struct mlx4_cmd_mailbox *inbox,
1140 struct mlx4_cmd_mailbox *outbox,
1141 struct mlx4_cmd_info *cmd);
1142 int mlx4_INIT2INIT_QP_wrapper(struct mlx4_dev *dev, int slave,
1143 struct mlx4_vhcr *vhcr,
1144 struct mlx4_cmd_mailbox *inbox,
1145 struct mlx4_cmd_mailbox *outbox,
1146 struct mlx4_cmd_info *cmd);
1147 int mlx4_INIT2RTR_QP_wrapper(struct mlx4_dev *dev, int slave,
1148 struct mlx4_vhcr *vhcr,
1149 struct mlx4_cmd_mailbox *inbox,
1150 struct mlx4_cmd_mailbox *outbox,
1151 struct mlx4_cmd_info *cmd);
1152 int mlx4_RTR2RTS_QP_wrapper(struct mlx4_dev *dev, int slave,
1153 struct mlx4_vhcr *vhcr,
1154 struct mlx4_cmd_mailbox *inbox,
1155 struct mlx4_cmd_mailbox *outbox,
1156 struct mlx4_cmd_info *cmd);
1157 int mlx4_RTS2RTS_QP_wrapper(struct mlx4_dev *dev, int slave,
1158 struct mlx4_vhcr *vhcr,
1159 struct mlx4_cmd_mailbox *inbox,
1160 struct mlx4_cmd_mailbox *outbox,
1161 struct mlx4_cmd_info *cmd);
1162 int mlx4_SQERR2RTS_QP_wrapper(struct mlx4_dev *dev, int slave,
1163 struct mlx4_vhcr *vhcr,
1164 struct mlx4_cmd_mailbox *inbox,
1165 struct mlx4_cmd_mailbox *outbox,
1166 struct mlx4_cmd_info *cmd);
1167 int mlx4_2ERR_QP_wrapper(struct mlx4_dev *dev, int slave,
1168 struct mlx4_vhcr *vhcr,
1169 struct mlx4_cmd_mailbox *inbox,
1170 struct mlx4_cmd_mailbox *outbox,
1171 struct mlx4_cmd_info *cmd);
1172 int mlx4_RTS2SQD_QP_wrapper(struct mlx4_dev *dev, int slave,
1173 struct mlx4_vhcr *vhcr,
1174 struct mlx4_cmd_mailbox *inbox,
1175 struct mlx4_cmd_mailbox *outbox,
1176 struct mlx4_cmd_info *cmd);
1177 int mlx4_SQD2SQD_QP_wrapper(struct mlx4_dev *dev, int slave,
1178 struct mlx4_vhcr *vhcr,
1179 struct mlx4_cmd_mailbox *inbox,
1180 struct mlx4_cmd_mailbox *outbox,
1181 struct mlx4_cmd_info *cmd);
1182 int mlx4_SQD2RTS_QP_wrapper(struct mlx4_dev *dev, int slave,
1183 struct mlx4_vhcr *vhcr,
1184 struct mlx4_cmd_mailbox *inbox,
1185 struct mlx4_cmd_mailbox *outbox,
1186 struct mlx4_cmd_info *cmd);
1187 int mlx4_2RST_QP_wrapper(struct mlx4_dev *dev, int slave,
1188 struct mlx4_vhcr *vhcr,
1189 struct mlx4_cmd_mailbox *inbox,
1190 struct mlx4_cmd_mailbox *outbox,
1191 struct mlx4_cmd_info *cmd);
1192 int mlx4_QUERY_QP_wrapper(struct mlx4_dev *dev, int slave,
1193 struct mlx4_vhcr *vhcr,
1194 struct mlx4_cmd_mailbox *inbox,
1195 struct mlx4_cmd_mailbox *outbox,
1196 struct mlx4_cmd_info *cmd);
1197
1198 int mlx4_GEN_EQE(struct mlx4_dev *dev, int slave, struct mlx4_eqe *eqe);
1199
1200 enum {
1201 MLX4_CMD_CLEANUP_STRUCT = 1UL << 0,
1202 MLX4_CMD_CLEANUP_POOL = 1UL << 1,
1203 MLX4_CMD_CLEANUP_HCR = 1UL << 2,
1204 MLX4_CMD_CLEANUP_VHCR = 1UL << 3,
1205 MLX4_CMD_CLEANUP_ALL = (MLX4_CMD_CLEANUP_VHCR << 1) - 1
1206 };
1207
1208 int mlx4_cmd_init(struct mlx4_dev *dev);
1209 void mlx4_cmd_cleanup(struct mlx4_dev *dev, int cleanup_mask);
1210 int mlx4_multi_func_init(struct mlx4_dev *dev);
1211 int mlx4_ARM_COMM_CHANNEL(struct mlx4_dev *dev);
1212 void mlx4_multi_func_cleanup(struct mlx4_dev *dev);
1213 void mlx4_cmd_event(struct mlx4_dev *dev, u16 token, u8 status, u64 out_param);
1214 int mlx4_cmd_use_events(struct mlx4_dev *dev);
1215 void mlx4_cmd_use_polling(struct mlx4_dev *dev);
1216
1217 int mlx4_comm_cmd(struct mlx4_dev *dev, u8 cmd, u16 param,
1218 u16 op, unsigned long timeout);
1219
1220 void mlx4_cq_tasklet_cb(unsigned long data);
1221 void mlx4_cq_completion(struct mlx4_dev *dev, u32 cqn);
1222 void mlx4_cq_event(struct mlx4_dev *dev, u32 cqn, int event_type);
1223
1224 void mlx4_qp_event(struct mlx4_dev *dev, u32 qpn, int event_type);
1225
1226 void mlx4_srq_event(struct mlx4_dev *dev, u32 srqn, int event_type);
1227
1228 void mlx4_enter_error_state(struct mlx4_dev_persistent *persist);
1229 int mlx4_comm_internal_err(u32 slave_read);
1230
1231 int mlx4_crdump_collect(struct mlx4_dev *dev);
1232
1233 int mlx4_SENSE_PORT(struct mlx4_dev *dev, int port,
1234 enum mlx4_port_type *type);
1235 void mlx4_do_sense_ports(struct mlx4_dev *dev,
1236 enum mlx4_port_type *stype,
1237 enum mlx4_port_type *defaults);
1238 void mlx4_start_sense(struct mlx4_dev *dev);
1239 void mlx4_stop_sense(struct mlx4_dev *dev);
1240 void mlx4_sense_init(struct mlx4_dev *dev);
1241 int mlx4_check_port_params(struct mlx4_dev *dev,
1242 enum mlx4_port_type *port_type);
1243 int mlx4_change_port_types(struct mlx4_dev *dev,
1244 enum mlx4_port_type *port_types);
1245
1246 void mlx4_init_mac_table(struct mlx4_dev *dev, struct mlx4_mac_table *table);
1247 void mlx4_init_vlan_table(struct mlx4_dev *dev, struct mlx4_vlan_table *table);
1248 void mlx4_init_roce_gid_table(struct mlx4_dev *dev,
1249 struct mlx4_roce_gid_table *table);
1250 void __mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, u16 vlan);
1251 int __mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index);
1252 int mlx4_bond_vlan_table(struct mlx4_dev *dev);
1253 int mlx4_unbond_vlan_table(struct mlx4_dev *dev);
1254 int mlx4_bond_mac_table(struct mlx4_dev *dev);
1255 int mlx4_unbond_mac_table(struct mlx4_dev *dev);
1256
1257 int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port, int pkey_tbl_sz);
1258 /* resource tracker functions*/
1259 int mlx4_get_slave_from_resource_id(struct mlx4_dev *dev,
1260 enum mlx4_resource resource_type,
1261 u64 resource_id, int *slave);
1262 void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave_id);
1263 void mlx4_reset_roce_gids(struct mlx4_dev *dev, int slave);
1264 int mlx4_init_resource_tracker(struct mlx4_dev *dev);
1265
1266 void mlx4_free_resource_tracker(struct mlx4_dev *dev,
1267 enum mlx4_res_tracker_free_type type);
1268
1269 int mlx4_QUERY_FW_wrapper(struct mlx4_dev *dev, int slave,
1270 struct mlx4_vhcr *vhcr,
1271 struct mlx4_cmd_mailbox *inbox,
1272 struct mlx4_cmd_mailbox *outbox,
1273 struct mlx4_cmd_info *cmd);
1274 int mlx4_SET_PORT_wrapper(struct mlx4_dev *dev, int slave,
1275 struct mlx4_vhcr *vhcr,
1276 struct mlx4_cmd_mailbox *inbox,
1277 struct mlx4_cmd_mailbox *outbox,
1278 struct mlx4_cmd_info *cmd);
1279 int mlx4_INIT_PORT_wrapper(struct mlx4_dev *dev, int slave,
1280 struct mlx4_vhcr *vhcr,
1281 struct mlx4_cmd_mailbox *inbox,
1282 struct mlx4_cmd_mailbox *outbox,
1283 struct mlx4_cmd_info *cmd);
1284 int mlx4_CLOSE_PORT_wrapper(struct mlx4_dev *dev, int slave,
1285 struct mlx4_vhcr *vhcr,
1286 struct mlx4_cmd_mailbox *inbox,
1287 struct mlx4_cmd_mailbox *outbox,
1288 struct mlx4_cmd_info *cmd);
1289 int mlx4_QUERY_DEV_CAP_wrapper(struct mlx4_dev *dev, int slave,
1290 struct mlx4_vhcr *vhcr,
1291 struct mlx4_cmd_mailbox *inbox,
1292 struct mlx4_cmd_mailbox *outbox,
1293 struct mlx4_cmd_info *cmd);
1294 int mlx4_QUERY_PORT_wrapper(struct mlx4_dev *dev, int slave,
1295 struct mlx4_vhcr *vhcr,
1296 struct mlx4_cmd_mailbox *inbox,
1297 struct mlx4_cmd_mailbox *outbox,
1298 struct mlx4_cmd_info *cmd);
1299 int mlx4_get_port_ib_caps(struct mlx4_dev *dev, u8 port, __be32 *caps);
1300
1301 int mlx4_get_slave_pkey_gid_tbl_len(struct mlx4_dev *dev, u8 port,
1302 int *gid_tbl_len, int *pkey_tbl_len);
1303
1304 int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
1305 struct mlx4_vhcr *vhcr,
1306 struct mlx4_cmd_mailbox *inbox,
1307 struct mlx4_cmd_mailbox *outbox,
1308 struct mlx4_cmd_info *cmd);
1309
1310 int mlx4_UPDATE_QP_wrapper(struct mlx4_dev *dev, int slave,
1311 struct mlx4_vhcr *vhcr,
1312 struct mlx4_cmd_mailbox *inbox,
1313 struct mlx4_cmd_mailbox *outbox,
1314 struct mlx4_cmd_info *cmd);
1315
1316 int mlx4_PROMISC_wrapper(struct mlx4_dev *dev, int slave,
1317 struct mlx4_vhcr *vhcr,
1318 struct mlx4_cmd_mailbox *inbox,
1319 struct mlx4_cmd_mailbox *outbox,
1320 struct mlx4_cmd_info *cmd);
1321 int mlx4_qp_detach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
1322 enum mlx4_protocol prot, enum mlx4_steer_type steer);
1323 int mlx4_qp_attach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
1324 int block_mcast_loopback, enum mlx4_protocol prot,
1325 enum mlx4_steer_type steer);
1326 int mlx4_trans_to_dmfs_attach(struct mlx4_dev *dev, struct mlx4_qp *qp,
1327 u8 gid[16], u8 port,
1328 int block_mcast_loopback,
1329 enum mlx4_protocol prot, u64 *reg_id);
1330 int mlx4_SET_MCAST_FLTR_wrapper(struct mlx4_dev *dev, int slave,
1331 struct mlx4_vhcr *vhcr,
1332 struct mlx4_cmd_mailbox *inbox,
1333 struct mlx4_cmd_mailbox *outbox,
1334 struct mlx4_cmd_info *cmd);
1335 int mlx4_SET_VLAN_FLTR_wrapper(struct mlx4_dev *dev, int slave,
1336 struct mlx4_vhcr *vhcr,
1337 struct mlx4_cmd_mailbox *inbox,
1338 struct mlx4_cmd_mailbox *outbox,
1339 struct mlx4_cmd_info *cmd);
1340 int mlx4_common_set_vlan_fltr(struct mlx4_dev *dev, int function,
1341 int port, void *buf);
1342 int mlx4_DUMP_ETH_STATS_wrapper(struct mlx4_dev *dev, int slave,
1343 struct mlx4_vhcr *vhcr,
1344 struct mlx4_cmd_mailbox *inbox,
1345 struct mlx4_cmd_mailbox *outbox,
1346 struct mlx4_cmd_info *cmd);
1347 int mlx4_PKEY_TABLE_wrapper(struct mlx4_dev *dev, int slave,
1348 struct mlx4_vhcr *vhcr,
1349 struct mlx4_cmd_mailbox *inbox,
1350 struct mlx4_cmd_mailbox *outbox,
1351 struct mlx4_cmd_info *cmd);
1352 int mlx4_QUERY_IF_STAT_wrapper(struct mlx4_dev *dev, int slave,
1353 struct mlx4_vhcr *vhcr,
1354 struct mlx4_cmd_mailbox *inbox,
1355 struct mlx4_cmd_mailbox *outbox,
1356 struct mlx4_cmd_info *cmd);
1357 int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
1358 struct mlx4_vhcr *vhcr,
1359 struct mlx4_cmd_mailbox *inbox,
1360 struct mlx4_cmd_mailbox *outbox,
1361 struct mlx4_cmd_info *cmd);
1362 int mlx4_QP_FLOW_STEERING_DETACH_wrapper(struct mlx4_dev *dev, int slave,
1363 struct mlx4_vhcr *vhcr,
1364 struct mlx4_cmd_mailbox *inbox,
1365 struct mlx4_cmd_mailbox *outbox,
1366 struct mlx4_cmd_info *cmd);
1367 int mlx4_ACCESS_REG_wrapper(struct mlx4_dev *dev, int slave,
1368 struct mlx4_vhcr *vhcr,
1369 struct mlx4_cmd_mailbox *inbox,
1370 struct mlx4_cmd_mailbox *outbox,
1371 struct mlx4_cmd_info *cmd);
1372
1373 int mlx4_get_mgm_entry_size(struct mlx4_dev *dev);
1374 int mlx4_get_qp_per_mgm(struct mlx4_dev *dev);
1375
set_param_l(u64 * arg,u32 val)1376 static inline void set_param_l(u64 *arg, u32 val)
1377 {
1378 *arg = (*arg & 0xffffffff00000000ULL) | (u64) val;
1379 }
1380
set_param_h(u64 * arg,u32 val)1381 static inline void set_param_h(u64 *arg, u32 val)
1382 {
1383 *arg = (*arg & 0xffffffff) | ((u64) val << 32);
1384 }
1385
get_param_l(u64 * arg)1386 static inline u32 get_param_l(u64 *arg)
1387 {
1388 return (u32) (*arg & 0xffffffff);
1389 }
1390
get_param_h(u64 * arg)1391 static inline u32 get_param_h(u64 *arg)
1392 {
1393 return (u32)(*arg >> 32);
1394 }
1395
mlx4_tlock(struct mlx4_dev * dev)1396 static inline spinlock_t *mlx4_tlock(struct mlx4_dev *dev)
1397 {
1398 return &mlx4_priv(dev)->mfunc.master.res_tracker.lock;
1399 }
1400
1401 #define NOT_MASKED_PD_BITS 17
1402
1403 void mlx4_vf_immed_vlan_work_handler(struct work_struct *_work);
1404
1405 void mlx4_init_quotas(struct mlx4_dev *dev);
1406
1407 /* for VFs, replace zero MACs with randomly-generated MACs at driver start */
1408 void mlx4_replace_zero_macs(struct mlx4_dev *dev);
1409 int mlx4_get_slave_num_gids(struct mlx4_dev *dev, int slave, int port);
1410 /* Returns the VF index of slave */
1411 int mlx4_get_vf_indx(struct mlx4_dev *dev, int slave);
1412 int mlx4_config_mad_demux(struct mlx4_dev *dev);
1413 int mlx4_do_bond(struct mlx4_dev *dev, bool enable);
1414 int mlx4_bond_fs_rules(struct mlx4_dev *dev);
1415 int mlx4_unbond_fs_rules(struct mlx4_dev *dev);
1416
1417 enum mlx4_zone_flags {
1418 MLX4_ZONE_ALLOW_ALLOC_FROM_LOWER_PRIO = 1UL << 0,
1419 MLX4_ZONE_ALLOW_ALLOC_FROM_EQ_PRIO = 1UL << 1,
1420 MLX4_ZONE_FALLBACK_TO_HIGHER_PRIO = 1UL << 2,
1421 MLX4_ZONE_USE_RR = 1UL << 3,
1422 };
1423
1424 enum mlx4_zone_alloc_flags {
1425 /* No two objects could overlap between zones. UID
1426 * could be left unused. If this flag is given and
1427 * two overlapped zones are used, an object will be free'd
1428 * from the smallest possible matching zone.
1429 */
1430 MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP = 1UL << 0,
1431 };
1432
1433 struct mlx4_zone_allocator;
1434
1435 /* Create a new zone allocator */
1436 struct mlx4_zone_allocator *mlx4_zone_allocator_create(enum mlx4_zone_alloc_flags flags);
1437
1438 /* Attach a mlx4_bitmap <bitmap> of priority <priority> to the zone allocator
1439 * <zone_alloc>. Allocating an object from this zone adds an offset <offset>.
1440 * Similarly, when searching for an object to free, this offset it taken into
1441 * account. The use_rr mlx4_ib parameter for allocating objects from this <bitmap>
1442 * is given through the MLX4_ZONE_USE_RR flag in <flags>.
1443 * When an allocation fails, <zone_alloc> tries to allocate from other zones
1444 * according to the policy set by <flags>. <puid> is the unique identifier
1445 * received to this zone.
1446 */
1447 int mlx4_zone_add_one(struct mlx4_zone_allocator *zone_alloc,
1448 struct mlx4_bitmap *bitmap,
1449 u32 flags,
1450 int priority,
1451 int offset,
1452 u32 *puid);
1453
1454 /* Remove bitmap indicated by <uid> from <zone_alloc> */
1455 int mlx4_zone_remove_one(struct mlx4_zone_allocator *zone_alloc, u32 uid);
1456
1457 /* Delete the zone allocator <zone_alloc. This function doesn't destroy
1458 * the attached bitmaps.
1459 */
1460 void mlx4_zone_allocator_destroy(struct mlx4_zone_allocator *zone_alloc);
1461
1462 /* Allocate <count> objects with align <align> and skip_mask <skip_mask>
1463 * from the mlx4_bitmap whose uid is <uid>. The bitmap which we actually
1464 * allocated from is returned in <puid>. If the allocation fails, a negative
1465 * number is returned. Otherwise, the offset of the first object is returned.
1466 */
1467 u32 mlx4_zone_alloc_entries(struct mlx4_zone_allocator *zones, u32 uid, int count,
1468 int align, u32 skip_mask, u32 *puid);
1469
1470 /* Free <count> objects, start from <obj> of the uid <uid> from zone_allocator
1471 * <zones>.
1472 */
1473 u32 mlx4_zone_free_entries(struct mlx4_zone_allocator *zones,
1474 u32 uid, u32 obj, u32 count);
1475
1476 /* If <zones> was allocated with MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP, instead of
1477 * specifying the uid when freeing an object, zone allocator could figure it by
1478 * itself. Other parameters are similar to mlx4_zone_free.
1479 */
1480 u32 mlx4_zone_free_entries_unique(struct mlx4_zone_allocator *zones, u32 obj, u32 count);
1481
1482 /* Returns a pointer to mlx4_bitmap that was attached to <zones> with <uid> */
1483 struct mlx4_bitmap *mlx4_zone_get_bitmap(struct mlx4_zone_allocator *zones, u32 uid);
1484
1485 #endif /* MLX4_H */
1486
