xref: /linux/drivers/net/ethernet/mellanox/mlx4/mlx4.h (revision 3932b9ca55b0be314a36d3e84faff3e823c081f5)
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 
47 #include <linux/mlx4/device.h>
48 #include <linux/mlx4/driver.h>
49 #include <linux/mlx4/doorbell.h>
50 #include <linux/mlx4/cmd.h>
51 
52 #define DRV_NAME	"mlx4_core"
53 #define PFX		DRV_NAME ": "
54 #define DRV_VERSION	"2.2-1"
55 #define DRV_RELDATE	"Feb, 2014"
56 
57 #define MLX4_FS_UDP_UC_EN		(1 << 1)
58 #define MLX4_FS_TCP_UC_EN		(1 << 2)
59 #define MLX4_FS_NUM_OF_L2_ADDR		8
60 #define MLX4_FS_MGM_LOG_ENTRY_SIZE	7
61 #define MLX4_FS_NUM_MCG			(1 << 17)
62 
63 #define INIT_HCA_TPT_MW_ENABLE          (1 << 7)
64 
65 struct mlx4_set_port_prio2tc_context {
66 	u8 prio2tc[4];
67 };
68 
69 struct mlx4_port_scheduler_tc_cfg_be {
70 	__be16 pg;
71 	__be16 bw_precentage;
72 	__be16 max_bw_units; /* 3-100Mbps, 4-1Gbps, other values - reserved */
73 	__be16 max_bw_value;
74 };
75 
76 struct mlx4_set_port_scheduler_context {
77 	struct mlx4_port_scheduler_tc_cfg_be tc[MLX4_NUM_TC];
78 };
79 
80 enum {
81 	MLX4_HCR_BASE		= 0x80680,
82 	MLX4_HCR_SIZE		= 0x0001c,
83 	MLX4_CLR_INT_SIZE	= 0x00008,
84 	MLX4_SLAVE_COMM_BASE	= 0x0,
85 	MLX4_COMM_PAGESIZE	= 0x1000,
86 	MLX4_CLOCK_SIZE		= 0x00008
87 };
88 
89 enum {
90 	MLX4_DEFAULT_MGM_LOG_ENTRY_SIZE = 10,
91 	MLX4_MIN_MGM_LOG_ENTRY_SIZE = 7,
92 	MLX4_MAX_MGM_LOG_ENTRY_SIZE = 12,
93 	MLX4_MAX_QP_PER_MGM = 4 * ((1 << MLX4_MAX_MGM_LOG_ENTRY_SIZE) / 16 - 2),
94 	MLX4_MTT_ENTRY_PER_SEG	= 8,
95 };
96 
97 enum {
98 	MLX4_NUM_PDS		= 1 << 15
99 };
100 
101 enum {
102 	MLX4_CMPT_TYPE_QP	= 0,
103 	MLX4_CMPT_TYPE_SRQ	= 1,
104 	MLX4_CMPT_TYPE_CQ	= 2,
105 	MLX4_CMPT_TYPE_EQ	= 3,
106 	MLX4_CMPT_NUM_TYPE
107 };
108 
109 enum {
110 	MLX4_CMPT_SHIFT		= 24,
111 	MLX4_NUM_CMPTS		= MLX4_CMPT_NUM_TYPE << MLX4_CMPT_SHIFT
112 };
113 
114 enum mlx4_mpt_state {
115 	MLX4_MPT_DISABLED = 0,
116 	MLX4_MPT_EN_HW,
117 	MLX4_MPT_EN_SW
118 };
119 
120 #define MLX4_COMM_TIME		10000
121 enum {
122 	MLX4_COMM_CMD_RESET,
123 	MLX4_COMM_CMD_VHCR0,
124 	MLX4_COMM_CMD_VHCR1,
125 	MLX4_COMM_CMD_VHCR2,
126 	MLX4_COMM_CMD_VHCR_EN,
127 	MLX4_COMM_CMD_VHCR_POST,
128 	MLX4_COMM_CMD_FLR = 254
129 };
130 
131 enum {
132 	MLX4_VF_SMI_DISABLED,
133 	MLX4_VF_SMI_ENABLED
134 };
135 
136 /*The flag indicates that the slave should delay the RESET cmd*/
137 #define MLX4_DELAY_RESET_SLAVE 0xbbbbbbb
138 /*indicates how many retries will be done if we are in the middle of FLR*/
139 #define NUM_OF_RESET_RETRIES	10
140 #define SLEEP_TIME_IN_RESET	(2 * 1000)
141 enum mlx4_resource {
142 	RES_QP,
143 	RES_CQ,
144 	RES_SRQ,
145 	RES_XRCD,
146 	RES_MPT,
147 	RES_MTT,
148 	RES_MAC,
149 	RES_VLAN,
150 	RES_EQ,
151 	RES_COUNTER,
152 	RES_FS_RULE,
153 	MLX4_NUM_OF_RESOURCE_TYPE
154 };
155 
156 enum mlx4_alloc_mode {
157 	RES_OP_RESERVE,
158 	RES_OP_RESERVE_AND_MAP,
159 	RES_OP_MAP_ICM,
160 };
161 
162 enum mlx4_res_tracker_free_type {
163 	RES_TR_FREE_ALL,
164 	RES_TR_FREE_SLAVES_ONLY,
165 	RES_TR_FREE_STRUCTS_ONLY,
166 };
167 
168 /*
169  *Virtual HCR structures.
170  * mlx4_vhcr is the sw representation, in machine endianess
171  *
172  * mlx4_vhcr_cmd is the formalized structure, the one that is passed
173  * to FW to go through communication channel.
174  * It is big endian, and has the same structure as the physical HCR
175  * used by command interface
176  */
177 struct mlx4_vhcr {
178 	u64	in_param;
179 	u64	out_param;
180 	u32	in_modifier;
181 	u32	errno;
182 	u16	op;
183 	u16	token;
184 	u8	op_modifier;
185 	u8	e_bit;
186 };
187 
188 struct mlx4_vhcr_cmd {
189 	__be64 in_param;
190 	__be32 in_modifier;
191 	__be64 out_param;
192 	__be16 token;
193 	u16 reserved;
194 	u8 status;
195 	u8 flags;
196 	__be16 opcode;
197 };
198 
199 struct mlx4_cmd_info {
200 	u16 opcode;
201 	bool has_inbox;
202 	bool has_outbox;
203 	bool out_is_imm;
204 	bool encode_slave_id;
205 	int (*verify)(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr,
206 		      struct mlx4_cmd_mailbox *inbox);
207 	int (*wrapper)(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr,
208 		       struct mlx4_cmd_mailbox *inbox,
209 		       struct mlx4_cmd_mailbox *outbox,
210 		       struct mlx4_cmd_info *cmd);
211 };
212 
213 #ifdef CONFIG_MLX4_DEBUG
214 extern int mlx4_debug_level;
215 #else /* CONFIG_MLX4_DEBUG */
216 #define mlx4_debug_level	(0)
217 #endif /* CONFIG_MLX4_DEBUG */
218 
219 #define mlx4_dbg(mdev, format, ...)					\
220 do {									\
221 	if (mlx4_debug_level)						\
222 		dev_printk(KERN_DEBUG, &(mdev)->pdev->dev, format,	\
223 			   ##__VA_ARGS__);				\
224 } while (0)
225 
226 #define mlx4_err(mdev, format, ...)					\
227 	dev_err(&(mdev)->pdev->dev, format, ##__VA_ARGS__)
228 #define mlx4_info(mdev, format, ...)					\
229 	dev_info(&(mdev)->pdev->dev, format, ##__VA_ARGS__)
230 #define mlx4_warn(mdev, format, ...)					\
231 	dev_warn(&(mdev)->pdev->dev, format, ##__VA_ARGS__)
232 
233 extern int mlx4_log_num_mgm_entry_size;
234 extern int log_mtts_per_seg;
235 
236 #define MLX4_MAX_NUM_SLAVES	(MLX4_MAX_NUM_PF + MLX4_MAX_NUM_VF)
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 	spinlock_t		lock;
247 	unsigned long	       *table;
248 };
249 
250 struct mlx4_buddy {
251 	unsigned long	      **bits;
252 	unsigned int	       *num_free;
253 	u32			max_order;
254 	spinlock_t		lock;
255 };
256 
257 struct mlx4_icm;
258 
259 struct mlx4_icm_table {
260 	u64			virt;
261 	int			num_icm;
262 	u32			num_obj;
263 	int			obj_size;
264 	int			lowmem;
265 	int			coherent;
266 	struct mutex		mutex;
267 	struct mlx4_icm	      **icm;
268 };
269 
270 #define MLX4_MPT_FLAG_SW_OWNS	    (0xfUL << 28)
271 #define MLX4_MPT_FLAG_FREE	    (0x3UL << 28)
272 #define MLX4_MPT_FLAG_MIO	    (1 << 17)
273 #define MLX4_MPT_FLAG_BIND_ENABLE   (1 << 15)
274 #define MLX4_MPT_FLAG_PHYSICAL	    (1 <<  9)
275 #define MLX4_MPT_FLAG_REGION	    (1 <<  8)
276 
277 #define MLX4_MPT_PD_MASK	    (0x1FFFFUL)
278 #define MLX4_MPT_PD_VF_MASK	    (0xFE0000UL)
279 #define MLX4_MPT_PD_FLAG_FAST_REG   (1 << 27)
280 #define MLX4_MPT_PD_FLAG_RAE	    (1 << 28)
281 #define MLX4_MPT_PD_FLAG_EN_INV	    (3 << 24)
282 
283 #define MLX4_MPT_QP_FLAG_BOUND_QP   (1 << 7)
284 
285 #define MLX4_MPT_STATUS_SW		0xF0
286 #define MLX4_MPT_STATUS_HW		0x00
287 
288 /*
289  * Must be packed because mtt_seg is 64 bits but only aligned to 32 bits.
290  */
291 struct mlx4_mpt_entry {
292 	__be32 flags;
293 	__be32 qpn;
294 	__be32 key;
295 	__be32 pd_flags;
296 	__be64 start;
297 	__be64 length;
298 	__be32 lkey;
299 	__be32 win_cnt;
300 	u8	reserved1[3];
301 	u8	mtt_rep;
302 	__be64 mtt_addr;
303 	__be32 mtt_sz;
304 	__be32 entity_size;
305 	__be32 first_byte_offset;
306 } __packed;
307 
308 /*
309  * Must be packed because start is 64 bits but only aligned to 32 bits.
310  */
311 struct mlx4_eq_context {
312 	__be32			flags;
313 	u16			reserved1[3];
314 	__be16			page_offset;
315 	u8			log_eq_size;
316 	u8			reserved2[4];
317 	u8			eq_period;
318 	u8			reserved3;
319 	u8			eq_max_count;
320 	u8			reserved4[3];
321 	u8			intr;
322 	u8			log_page_size;
323 	u8			reserved5[2];
324 	u8			mtt_base_addr_h;
325 	__be32			mtt_base_addr_l;
326 	u32			reserved6[2];
327 	__be32			consumer_index;
328 	__be32			producer_index;
329 	u32			reserved7[4];
330 };
331 
332 struct mlx4_cq_context {
333 	__be32			flags;
334 	u16			reserved1[3];
335 	__be16			page_offset;
336 	__be32			logsize_usrpage;
337 	__be16			cq_period;
338 	__be16			cq_max_count;
339 	u8			reserved2[3];
340 	u8			comp_eqn;
341 	u8			log_page_size;
342 	u8			reserved3[2];
343 	u8			mtt_base_addr_h;
344 	__be32			mtt_base_addr_l;
345 	__be32			last_notified_index;
346 	__be32			solicit_producer_index;
347 	__be32			consumer_index;
348 	__be32			producer_index;
349 	u32			reserved4[2];
350 	__be64			db_rec_addr;
351 };
352 
353 struct mlx4_srq_context {
354 	__be32			state_logsize_srqn;
355 	u8			logstride;
356 	u8			reserved1;
357 	__be16			xrcd;
358 	__be32			pg_offset_cqn;
359 	u32			reserved2;
360 	u8			log_page_size;
361 	u8			reserved3[2];
362 	u8			mtt_base_addr_h;
363 	__be32			mtt_base_addr_l;
364 	__be32			pd;
365 	__be16			limit_watermark;
366 	__be16			wqe_cnt;
367 	u16			reserved4;
368 	__be16			wqe_counter;
369 	u32			reserved5;
370 	__be64			db_rec_addr;
371 };
372 
373 struct mlx4_eq {
374 	struct mlx4_dev	       *dev;
375 	void __iomem	       *doorbell;
376 	int			eqn;
377 	u32			cons_index;
378 	u16			irq;
379 	u16			have_irq;
380 	int			nent;
381 	struct mlx4_buf_list   *page_list;
382 	struct mlx4_mtt		mtt;
383 };
384 
385 struct mlx4_slave_eqe {
386 	u8 type;
387 	u8 port;
388 	u32 param;
389 };
390 
391 struct mlx4_slave_event_eq_info {
392 	int eqn;
393 	u16 token;
394 };
395 
396 struct mlx4_profile {
397 	int			num_qp;
398 	int			rdmarc_per_qp;
399 	int			num_srq;
400 	int			num_cq;
401 	int			num_mcg;
402 	int			num_mpt;
403 	unsigned		num_mtt;
404 };
405 
406 struct mlx4_fw {
407 	u64			clr_int_base;
408 	u64			catas_offset;
409 	u64			comm_base;
410 	u64			clock_offset;
411 	struct mlx4_icm	       *fw_icm;
412 	struct mlx4_icm	       *aux_icm;
413 	u32			catas_size;
414 	u16			fw_pages;
415 	u8			clr_int_bar;
416 	u8			catas_bar;
417 	u8			comm_bar;
418 	u8			clock_bar;
419 };
420 
421 struct mlx4_comm {
422 	u32			slave_write;
423 	u32			slave_read;
424 };
425 
426 enum {
427 	MLX4_MCAST_CONFIG       = 0,
428 	MLX4_MCAST_DISABLE      = 1,
429 	MLX4_MCAST_ENABLE       = 2,
430 };
431 
432 #define VLAN_FLTR_SIZE	128
433 
434 struct mlx4_vlan_fltr {
435 	__be32 entry[VLAN_FLTR_SIZE];
436 };
437 
438 struct mlx4_mcast_entry {
439 	struct list_head list;
440 	u64 addr;
441 };
442 
443 struct mlx4_promisc_qp {
444 	struct list_head list;
445 	u32 qpn;
446 };
447 
448 struct mlx4_steer_index {
449 	struct list_head list;
450 	unsigned int index;
451 	struct list_head duplicates;
452 };
453 
454 #define MLX4_EVENT_TYPES_NUM 64
455 
456 struct mlx4_slave_state {
457 	u8 comm_toggle;
458 	u8 last_cmd;
459 	u8 init_port_mask;
460 	bool active;
461 	bool old_vlan_api;
462 	u8 function;
463 	dma_addr_t vhcr_dma;
464 	u16 mtu[MLX4_MAX_PORTS + 1];
465 	__be32 ib_cap_mask[MLX4_MAX_PORTS + 1];
466 	struct mlx4_slave_eqe eq[MLX4_MFUNC_MAX_EQES];
467 	struct list_head mcast_filters[MLX4_MAX_PORTS + 1];
468 	struct mlx4_vlan_fltr *vlan_filter[MLX4_MAX_PORTS + 1];
469 	/* event type to eq number lookup */
470 	struct mlx4_slave_event_eq_info event_eq[MLX4_EVENT_TYPES_NUM];
471 	u16 eq_pi;
472 	u16 eq_ci;
473 	spinlock_t lock;
474 	/*initialized via the kzalloc*/
475 	u8 is_slave_going_down;
476 	u32 cookie;
477 	enum slave_port_state port_state[MLX4_MAX_PORTS + 1];
478 };
479 
480 #define MLX4_VGT 4095
481 #define NO_INDX  (-1)
482 
483 struct mlx4_vport_state {
484 	u64 mac;
485 	u16 default_vlan;
486 	u8  default_qos;
487 	u32 tx_rate;
488 	bool spoofchk;
489 	u32 link_state;
490 };
491 
492 struct mlx4_vf_admin_state {
493 	struct mlx4_vport_state vport[MLX4_MAX_PORTS + 1];
494 	u8 enable_smi[MLX4_MAX_PORTS + 1];
495 };
496 
497 struct mlx4_vport_oper_state {
498 	struct mlx4_vport_state state;
499 	int mac_idx;
500 	int vlan_idx;
501 };
502 
503 struct mlx4_vf_oper_state {
504 	struct mlx4_vport_oper_state vport[MLX4_MAX_PORTS + 1];
505 	u8 smi_enabled[MLX4_MAX_PORTS + 1];
506 };
507 
508 struct slave_list {
509 	struct mutex mutex;
510 	struct list_head res_list[MLX4_NUM_OF_RESOURCE_TYPE];
511 };
512 
513 struct resource_allocator {
514 	spinlock_t alloc_lock; /* protect quotas */
515 	union {
516 		int res_reserved;
517 		int res_port_rsvd[MLX4_MAX_PORTS];
518 	};
519 	union {
520 		int res_free;
521 		int res_port_free[MLX4_MAX_PORTS];
522 	};
523 	int *quota;
524 	int *allocated;
525 	int *guaranteed;
526 };
527 
528 struct mlx4_resource_tracker {
529 	spinlock_t lock;
530 	/* tree for each resources */
531 	struct rb_root res_tree[MLX4_NUM_OF_RESOURCE_TYPE];
532 	/* num_of_slave's lists, one per slave */
533 	struct slave_list *slave_list;
534 	struct resource_allocator res_alloc[MLX4_NUM_OF_RESOURCE_TYPE];
535 };
536 
537 #define SLAVE_EVENT_EQ_SIZE	128
538 struct mlx4_slave_event_eq {
539 	u32 eqn;
540 	u32 cons;
541 	u32 prod;
542 	spinlock_t event_lock;
543 	struct mlx4_eqe event_eqe[SLAVE_EVENT_EQ_SIZE];
544 };
545 
546 struct mlx4_master_qp0_state {
547 	int proxy_qp0_active;
548 	int qp0_active;
549 	int port_active;
550 };
551 
552 struct mlx4_mfunc_master_ctx {
553 	struct mlx4_slave_state *slave_state;
554 	struct mlx4_vf_admin_state *vf_admin;
555 	struct mlx4_vf_oper_state *vf_oper;
556 	struct mlx4_master_qp0_state qp0_state[MLX4_MAX_PORTS + 1];
557 	int			init_port_ref[MLX4_MAX_PORTS + 1];
558 	u16			max_mtu[MLX4_MAX_PORTS + 1];
559 	int			disable_mcast_ref[MLX4_MAX_PORTS + 1];
560 	struct mlx4_resource_tracker res_tracker;
561 	struct workqueue_struct *comm_wq;
562 	struct work_struct	comm_work;
563 	struct work_struct	slave_event_work;
564 	struct work_struct	slave_flr_event_work;
565 	spinlock_t		slave_state_lock;
566 	__be32			comm_arm_bit_vector[4];
567 	struct mlx4_eqe		cmd_eqe;
568 	struct mlx4_slave_event_eq slave_eq;
569 	struct mutex		gen_eqe_mutex[MLX4_MFUNC_MAX];
570 };
571 
572 struct mlx4_mfunc {
573 	struct mlx4_comm __iomem       *comm;
574 	struct mlx4_vhcr_cmd	       *vhcr;
575 	dma_addr_t			vhcr_dma;
576 
577 	struct mlx4_mfunc_master_ctx	master;
578 };
579 
580 #define MGM_QPN_MASK       0x00FFFFFF
581 #define MGM_BLCK_LB_BIT    30
582 
583 struct mlx4_mgm {
584 	__be32			next_gid_index;
585 	__be32			members_count;
586 	u32			reserved[2];
587 	u8			gid[16];
588 	__be32			qp[MLX4_MAX_QP_PER_MGM];
589 };
590 
591 struct mlx4_cmd {
592 	struct pci_pool	       *pool;
593 	void __iomem	       *hcr;
594 	struct mutex		hcr_mutex;
595 	struct mutex		slave_cmd_mutex;
596 	struct semaphore	poll_sem;
597 	struct semaphore	event_sem;
598 	int			max_cmds;
599 	spinlock_t		context_lock;
600 	int			free_head;
601 	struct mlx4_cmd_context *context;
602 	u16			token_mask;
603 	u8			use_events;
604 	u8			toggle;
605 	u8			comm_toggle;
606 };
607 
608 enum {
609 	MLX4_VF_IMMED_VLAN_FLAG_VLAN = 1 << 0,
610 	MLX4_VF_IMMED_VLAN_FLAG_QOS = 1 << 1,
611 	MLX4_VF_IMMED_VLAN_FLAG_LINK_DISABLE = 1 << 2,
612 };
613 struct mlx4_vf_immed_vlan_work {
614 	struct work_struct	work;
615 	struct mlx4_priv	*priv;
616 	int			flags;
617 	int			slave;
618 	int			vlan_ix;
619 	int			orig_vlan_ix;
620 	u8			port;
621 	u8			qos;
622 	u16			vlan_id;
623 	u16			orig_vlan_id;
624 };
625 
626 
627 struct mlx4_uar_table {
628 	struct mlx4_bitmap	bitmap;
629 };
630 
631 struct mlx4_mr_table {
632 	struct mlx4_bitmap	mpt_bitmap;
633 	struct mlx4_buddy	mtt_buddy;
634 	u64			mtt_base;
635 	u64			mpt_base;
636 	struct mlx4_icm_table	mtt_table;
637 	struct mlx4_icm_table	dmpt_table;
638 };
639 
640 struct mlx4_cq_table {
641 	struct mlx4_bitmap	bitmap;
642 	spinlock_t		lock;
643 	struct radix_tree_root	tree;
644 	struct mlx4_icm_table	table;
645 	struct mlx4_icm_table	cmpt_table;
646 };
647 
648 struct mlx4_eq_table {
649 	struct mlx4_bitmap	bitmap;
650 	char		       *irq_names;
651 	void __iomem	       *clr_int;
652 	void __iomem	      **uar_map;
653 	u32			clr_mask;
654 	struct mlx4_eq	       *eq;
655 	struct mlx4_icm_table	table;
656 	struct mlx4_icm_table	cmpt_table;
657 	int			have_irq;
658 	u8			inta_pin;
659 };
660 
661 struct mlx4_srq_table {
662 	struct mlx4_bitmap	bitmap;
663 	spinlock_t		lock;
664 	struct radix_tree_root	tree;
665 	struct mlx4_icm_table	table;
666 	struct mlx4_icm_table	cmpt_table;
667 };
668 
669 struct mlx4_qp_table {
670 	struct mlx4_bitmap	bitmap;
671 	u32			rdmarc_base;
672 	int			rdmarc_shift;
673 	spinlock_t		lock;
674 	struct mlx4_icm_table	qp_table;
675 	struct mlx4_icm_table	auxc_table;
676 	struct mlx4_icm_table	altc_table;
677 	struct mlx4_icm_table	rdmarc_table;
678 	struct mlx4_icm_table	cmpt_table;
679 };
680 
681 struct mlx4_mcg_table {
682 	struct mutex		mutex;
683 	struct mlx4_bitmap	bitmap;
684 	struct mlx4_icm_table	table;
685 };
686 
687 struct mlx4_catas_err {
688 	u32 __iomem	       *map;
689 	struct timer_list	timer;
690 	struct list_head	list;
691 };
692 
693 #define MLX4_MAX_MAC_NUM	128
694 #define MLX4_MAC_TABLE_SIZE	(MLX4_MAX_MAC_NUM << 3)
695 
696 struct mlx4_mac_table {
697 	__be64			entries[MLX4_MAX_MAC_NUM];
698 	int			refs[MLX4_MAX_MAC_NUM];
699 	struct mutex		mutex;
700 	int			total;
701 	int			max;
702 };
703 
704 #define MLX4_ROCE_GID_ENTRY_SIZE	16
705 
706 struct mlx4_roce_gid_entry {
707 	u8 raw[MLX4_ROCE_GID_ENTRY_SIZE];
708 };
709 
710 struct mlx4_roce_gid_table {
711 	struct mlx4_roce_gid_entry	roce_gids[MLX4_ROCE_MAX_GIDS];
712 	struct mutex			mutex;
713 };
714 
715 #define MLX4_MAX_VLAN_NUM	128
716 #define MLX4_VLAN_TABLE_SIZE	(MLX4_MAX_VLAN_NUM << 2)
717 
718 struct mlx4_vlan_table {
719 	__be32			entries[MLX4_MAX_VLAN_NUM];
720 	int			refs[MLX4_MAX_VLAN_NUM];
721 	struct mutex		mutex;
722 	int			total;
723 	int			max;
724 };
725 
726 #define SET_PORT_GEN_ALL_VALID		0x7
727 #define SET_PORT_PROMISC_SHIFT		31
728 #define SET_PORT_MC_PROMISC_SHIFT	30
729 
730 enum {
731 	MCAST_DIRECT_ONLY	= 0,
732 	MCAST_DIRECT		= 1,
733 	MCAST_DEFAULT		= 2
734 };
735 
736 
737 struct mlx4_set_port_general_context {
738 	u8 reserved[3];
739 	u8 flags;
740 	u16 reserved2;
741 	__be16 mtu;
742 	u8 pptx;
743 	u8 pfctx;
744 	u16 reserved3;
745 	u8 pprx;
746 	u8 pfcrx;
747 	u16 reserved4;
748 };
749 
750 struct mlx4_set_port_rqp_calc_context {
751 	__be32 base_qpn;
752 	u8 rererved;
753 	u8 n_mac;
754 	u8 n_vlan;
755 	u8 n_prio;
756 	u8 reserved2[3];
757 	u8 mac_miss;
758 	u8 intra_no_vlan;
759 	u8 no_vlan;
760 	u8 intra_vlan_miss;
761 	u8 vlan_miss;
762 	u8 reserved3[3];
763 	u8 no_vlan_prio;
764 	__be32 promisc;
765 	__be32 mcast;
766 };
767 
768 struct mlx4_port_info {
769 	struct mlx4_dev	       *dev;
770 	int			port;
771 	char			dev_name[16];
772 	struct device_attribute port_attr;
773 	enum mlx4_port_type	tmp_type;
774 	char			dev_mtu_name[16];
775 	struct device_attribute port_mtu_attr;
776 	struct mlx4_mac_table	mac_table;
777 	struct mlx4_vlan_table	vlan_table;
778 	struct mlx4_roce_gid_table gid_table;
779 	int			base_qpn;
780 };
781 
782 struct mlx4_sense {
783 	struct mlx4_dev		*dev;
784 	u8			do_sense_port[MLX4_MAX_PORTS + 1];
785 	u8			sense_allowed[MLX4_MAX_PORTS + 1];
786 	struct delayed_work	sense_poll;
787 };
788 
789 struct mlx4_msix_ctl {
790 	u64		pool_bm;
791 	struct mutex	pool_lock;
792 };
793 
794 struct mlx4_steer {
795 	struct list_head promisc_qps[MLX4_NUM_STEERS];
796 	struct list_head steer_entries[MLX4_NUM_STEERS];
797 };
798 
799 enum {
800 	MLX4_PCI_DEV_IS_VF		= 1 << 0,
801 	MLX4_PCI_DEV_FORCE_SENSE_PORT	= 1 << 1,
802 };
803 
804 enum {
805 	MLX4_NO_RR	= 0,
806 	MLX4_USE_RR	= 1,
807 };
808 
809 struct mlx4_priv {
810 	struct mlx4_dev		dev;
811 
812 	struct list_head	dev_list;
813 	struct list_head	ctx_list;
814 	spinlock_t		ctx_lock;
815 
816 	int			pci_dev_data;
817 	int                     removed;
818 
819 	struct list_head        pgdir_list;
820 	struct mutex            pgdir_mutex;
821 
822 	struct mlx4_fw		fw;
823 	struct mlx4_cmd		cmd;
824 	struct mlx4_mfunc	mfunc;
825 
826 	struct mlx4_bitmap	pd_bitmap;
827 	struct mlx4_bitmap	xrcd_bitmap;
828 	struct mlx4_uar_table	uar_table;
829 	struct mlx4_mr_table	mr_table;
830 	struct mlx4_cq_table	cq_table;
831 	struct mlx4_eq_table	eq_table;
832 	struct mlx4_srq_table	srq_table;
833 	struct mlx4_qp_table	qp_table;
834 	struct mlx4_mcg_table	mcg_table;
835 	struct mlx4_bitmap	counters_bitmap;
836 
837 	struct mlx4_catas_err	catas_err;
838 
839 	void __iomem	       *clr_base;
840 
841 	struct mlx4_uar		driver_uar;
842 	void __iomem	       *kar;
843 	struct mlx4_port_info	port[MLX4_MAX_PORTS + 1];
844 	struct mlx4_sense       sense;
845 	struct mutex		port_mutex;
846 	struct mlx4_msix_ctl	msix_ctl;
847 	struct mlx4_steer	*steer;
848 	struct list_head	bf_list;
849 	struct mutex		bf_mutex;
850 	struct io_mapping	*bf_mapping;
851 	void __iomem            *clock_mapping;
852 	int			reserved_mtts;
853 	int			fs_hash_mode;
854 	u8 virt2phys_pkey[MLX4_MFUNC_MAX][MLX4_MAX_PORTS][MLX4_MAX_PORT_PKEYS];
855 	__be64			slave_node_guids[MLX4_MFUNC_MAX];
856 
857 	atomic_t		opreq_count;
858 	struct work_struct	opreq_task;
859 };
860 
861 static inline struct mlx4_priv *mlx4_priv(struct mlx4_dev *dev)
862 {
863 	return container_of(dev, struct mlx4_priv, dev);
864 }
865 
866 #define MLX4_SENSE_RANGE	(HZ * 3)
867 
868 extern struct workqueue_struct *mlx4_wq;
869 
870 u32 mlx4_bitmap_alloc(struct mlx4_bitmap *bitmap);
871 void mlx4_bitmap_free(struct mlx4_bitmap *bitmap, u32 obj, int use_rr);
872 u32 mlx4_bitmap_alloc_range(struct mlx4_bitmap *bitmap, int cnt, int align);
873 void mlx4_bitmap_free_range(struct mlx4_bitmap *bitmap, u32 obj, int cnt,
874 			    int use_rr);
875 u32 mlx4_bitmap_avail(struct mlx4_bitmap *bitmap);
876 int mlx4_bitmap_init(struct mlx4_bitmap *bitmap, u32 num, u32 mask,
877 		     u32 reserved_bot, u32 resetrved_top);
878 void mlx4_bitmap_cleanup(struct mlx4_bitmap *bitmap);
879 
880 int mlx4_reset(struct mlx4_dev *dev);
881 
882 int mlx4_alloc_eq_table(struct mlx4_dev *dev);
883 void mlx4_free_eq_table(struct mlx4_dev *dev);
884 
885 int mlx4_init_pd_table(struct mlx4_dev *dev);
886 int mlx4_init_xrcd_table(struct mlx4_dev *dev);
887 int mlx4_init_uar_table(struct mlx4_dev *dev);
888 int mlx4_init_mr_table(struct mlx4_dev *dev);
889 int mlx4_init_eq_table(struct mlx4_dev *dev);
890 int mlx4_init_cq_table(struct mlx4_dev *dev);
891 int mlx4_init_qp_table(struct mlx4_dev *dev);
892 int mlx4_init_srq_table(struct mlx4_dev *dev);
893 int mlx4_init_mcg_table(struct mlx4_dev *dev);
894 
895 void mlx4_cleanup_pd_table(struct mlx4_dev *dev);
896 void mlx4_cleanup_xrcd_table(struct mlx4_dev *dev);
897 void mlx4_cleanup_uar_table(struct mlx4_dev *dev);
898 void mlx4_cleanup_mr_table(struct mlx4_dev *dev);
899 void mlx4_cleanup_eq_table(struct mlx4_dev *dev);
900 void mlx4_cleanup_cq_table(struct mlx4_dev *dev);
901 void mlx4_cleanup_qp_table(struct mlx4_dev *dev);
902 void mlx4_cleanup_srq_table(struct mlx4_dev *dev);
903 void mlx4_cleanup_mcg_table(struct mlx4_dev *dev);
904 int __mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn, gfp_t gfp);
905 void __mlx4_qp_free_icm(struct mlx4_dev *dev, int qpn);
906 int __mlx4_cq_alloc_icm(struct mlx4_dev *dev, int *cqn);
907 void __mlx4_cq_free_icm(struct mlx4_dev *dev, int cqn);
908 int __mlx4_srq_alloc_icm(struct mlx4_dev *dev, int *srqn);
909 void __mlx4_srq_free_icm(struct mlx4_dev *dev, int srqn);
910 int __mlx4_mpt_reserve(struct mlx4_dev *dev);
911 void __mlx4_mpt_release(struct mlx4_dev *dev, u32 index);
912 int __mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index, gfp_t gfp);
913 void __mlx4_mpt_free_icm(struct mlx4_dev *dev, u32 index);
914 u32 __mlx4_alloc_mtt_range(struct mlx4_dev *dev, int order);
915 void __mlx4_free_mtt_range(struct mlx4_dev *dev, u32 first_seg, int order);
916 
917 int mlx4_WRITE_MTT_wrapper(struct mlx4_dev *dev, int slave,
918 			   struct mlx4_vhcr *vhcr,
919 			   struct mlx4_cmd_mailbox *inbox,
920 			   struct mlx4_cmd_mailbox *outbox,
921 			   struct mlx4_cmd_info *cmd);
922 int mlx4_SYNC_TPT_wrapper(struct mlx4_dev *dev, int slave,
923 			   struct mlx4_vhcr *vhcr,
924 			   struct mlx4_cmd_mailbox *inbox,
925 			   struct mlx4_cmd_mailbox *outbox,
926 			   struct mlx4_cmd_info *cmd);
927 int mlx4_SW2HW_MPT_wrapper(struct mlx4_dev *dev, int slave,
928 			   struct mlx4_vhcr *vhcr,
929 			   struct mlx4_cmd_mailbox *inbox,
930 			   struct mlx4_cmd_mailbox *outbox,
931 			   struct mlx4_cmd_info *cmd);
932 int mlx4_HW2SW_MPT_wrapper(struct mlx4_dev *dev, int slave,
933 			   struct mlx4_vhcr *vhcr,
934 			   struct mlx4_cmd_mailbox *inbox,
935 			   struct mlx4_cmd_mailbox *outbox,
936 			   struct mlx4_cmd_info *cmd);
937 int mlx4_QUERY_MPT_wrapper(struct mlx4_dev *dev, int slave,
938 			   struct mlx4_vhcr *vhcr,
939 			   struct mlx4_cmd_mailbox *inbox,
940 			   struct mlx4_cmd_mailbox *outbox,
941 			   struct mlx4_cmd_info *cmd);
942 int mlx4_SW2HW_EQ_wrapper(struct mlx4_dev *dev, int slave,
943 			  struct mlx4_vhcr *vhcr,
944 			  struct mlx4_cmd_mailbox *inbox,
945 			  struct mlx4_cmd_mailbox *outbox,
946 			  struct mlx4_cmd_info *cmd);
947 int mlx4_DMA_wrapper(struct mlx4_dev *dev, int slave,
948 		     struct mlx4_vhcr *vhcr,
949 		     struct mlx4_cmd_mailbox *inbox,
950 		     struct mlx4_cmd_mailbox *outbox,
951 		     struct mlx4_cmd_info *cmd);
952 int __mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align,
953 			    int *base);
954 void __mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt);
955 int __mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac);
956 void __mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac);
957 int __mlx4_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt,
958 		     int start_index, int npages, u64 *page_list);
959 int __mlx4_counter_alloc(struct mlx4_dev *dev, u32 *idx);
960 void __mlx4_counter_free(struct mlx4_dev *dev, u32 idx);
961 int __mlx4_xrcd_alloc(struct mlx4_dev *dev, u32 *xrcdn);
962 void __mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn);
963 
964 void mlx4_start_catas_poll(struct mlx4_dev *dev);
965 void mlx4_stop_catas_poll(struct mlx4_dev *dev);
966 void mlx4_catas_init(void);
967 int mlx4_restart_one(struct pci_dev *pdev);
968 int mlx4_register_device(struct mlx4_dev *dev);
969 void mlx4_unregister_device(struct mlx4_dev *dev);
970 void mlx4_dispatch_event(struct mlx4_dev *dev, enum mlx4_dev_event type,
971 			 unsigned long param);
972 
973 struct mlx4_dev_cap;
974 struct mlx4_init_hca_param;
975 
976 u64 mlx4_make_profile(struct mlx4_dev *dev,
977 		      struct mlx4_profile *request,
978 		      struct mlx4_dev_cap *dev_cap,
979 		      struct mlx4_init_hca_param *init_hca);
980 void mlx4_master_comm_channel(struct work_struct *work);
981 void mlx4_gen_slave_eqe(struct work_struct *work);
982 void mlx4_master_handle_slave_flr(struct work_struct *work);
983 
984 int mlx4_ALLOC_RES_wrapper(struct mlx4_dev *dev, int slave,
985 			   struct mlx4_vhcr *vhcr,
986 			   struct mlx4_cmd_mailbox *inbox,
987 			   struct mlx4_cmd_mailbox *outbox,
988 			   struct mlx4_cmd_info *cmd);
989 int mlx4_FREE_RES_wrapper(struct mlx4_dev *dev, int slave,
990 			  struct mlx4_vhcr *vhcr,
991 			  struct mlx4_cmd_mailbox *inbox,
992 			  struct mlx4_cmd_mailbox *outbox,
993 			  struct mlx4_cmd_info *cmd);
994 int mlx4_MAP_EQ_wrapper(struct mlx4_dev *dev, int slave,
995 			struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox,
996 			struct mlx4_cmd_mailbox *outbox,
997 			struct mlx4_cmd_info *cmd);
998 int mlx4_COMM_INT_wrapper(struct mlx4_dev *dev, int slave,
999 			  struct mlx4_vhcr *vhcr,
1000 			  struct mlx4_cmd_mailbox *inbox,
1001 			  struct mlx4_cmd_mailbox *outbox,
1002 			  struct mlx4_cmd_info *cmd);
1003 int mlx4_HW2SW_EQ_wrapper(struct mlx4_dev *dev, int slave,
1004 			    struct mlx4_vhcr *vhcr,
1005 			    struct mlx4_cmd_mailbox *inbox,
1006 			    struct mlx4_cmd_mailbox *outbox,
1007 			  struct mlx4_cmd_info *cmd);
1008 int mlx4_QUERY_EQ_wrapper(struct mlx4_dev *dev, int slave,
1009 			  struct mlx4_vhcr *vhcr,
1010 			  struct mlx4_cmd_mailbox *inbox,
1011 			  struct mlx4_cmd_mailbox *outbox,
1012 			  struct mlx4_cmd_info *cmd);
1013 int mlx4_SW2HW_CQ_wrapper(struct mlx4_dev *dev, int slave,
1014 			  struct mlx4_vhcr *vhcr,
1015 			  struct mlx4_cmd_mailbox *inbox,
1016 			  struct mlx4_cmd_mailbox *outbox,
1017 			  struct mlx4_cmd_info *cmd);
1018 int mlx4_HW2SW_CQ_wrapper(struct mlx4_dev *dev, int slave,
1019 			  struct mlx4_vhcr *vhcr,
1020 			  struct mlx4_cmd_mailbox *inbox,
1021 			  struct mlx4_cmd_mailbox *outbox,
1022 			  struct mlx4_cmd_info *cmd);
1023 int mlx4_QUERY_CQ_wrapper(struct mlx4_dev *dev, int slave,
1024 			  struct mlx4_vhcr *vhcr,
1025 			  struct mlx4_cmd_mailbox *inbox,
1026 			  struct mlx4_cmd_mailbox *outbox,
1027 			  struct mlx4_cmd_info *cmd);
1028 int mlx4_MODIFY_CQ_wrapper(struct mlx4_dev *dev, int slave,
1029 			  struct mlx4_vhcr *vhcr,
1030 			  struct mlx4_cmd_mailbox *inbox,
1031 			  struct mlx4_cmd_mailbox *outbox,
1032 			   struct mlx4_cmd_info *cmd);
1033 int mlx4_SW2HW_SRQ_wrapper(struct mlx4_dev *dev, int slave,
1034 			   struct mlx4_vhcr *vhcr,
1035 			   struct mlx4_cmd_mailbox *inbox,
1036 			   struct mlx4_cmd_mailbox *outbox,
1037 			   struct mlx4_cmd_info *cmd);
1038 int mlx4_HW2SW_SRQ_wrapper(struct mlx4_dev *dev, int slave,
1039 			   struct mlx4_vhcr *vhcr,
1040 			   struct mlx4_cmd_mailbox *inbox,
1041 			   struct mlx4_cmd_mailbox *outbox,
1042 			   struct mlx4_cmd_info *cmd);
1043 int mlx4_QUERY_SRQ_wrapper(struct mlx4_dev *dev, int slave,
1044 			   struct mlx4_vhcr *vhcr,
1045 			   struct mlx4_cmd_mailbox *inbox,
1046 			   struct mlx4_cmd_mailbox *outbox,
1047 			   struct mlx4_cmd_info *cmd);
1048 int mlx4_ARM_SRQ_wrapper(struct mlx4_dev *dev, int slave,
1049 			 struct mlx4_vhcr *vhcr,
1050 			 struct mlx4_cmd_mailbox *inbox,
1051 			 struct mlx4_cmd_mailbox *outbox,
1052 			 struct mlx4_cmd_info *cmd);
1053 int mlx4_GEN_QP_wrapper(struct mlx4_dev *dev, int slave,
1054 			struct mlx4_vhcr *vhcr,
1055 			struct mlx4_cmd_mailbox *inbox,
1056 			struct mlx4_cmd_mailbox *outbox,
1057 			struct mlx4_cmd_info *cmd);
1058 int mlx4_RST2INIT_QP_wrapper(struct mlx4_dev *dev, int slave,
1059 			     struct mlx4_vhcr *vhcr,
1060 			     struct mlx4_cmd_mailbox *inbox,
1061 			     struct mlx4_cmd_mailbox *outbox,
1062 			     struct mlx4_cmd_info *cmd);
1063 int mlx4_INIT2INIT_QP_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_INIT2RTR_QP_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_RTR2RTS_QP_wrapper(struct mlx4_dev *dev, int slave,
1074 			    struct mlx4_vhcr *vhcr,
1075 			    struct mlx4_cmd_mailbox *inbox,
1076 			    struct mlx4_cmd_mailbox *outbox,
1077 			    struct mlx4_cmd_info *cmd);
1078 int mlx4_RTS2RTS_QP_wrapper(struct mlx4_dev *dev, int slave,
1079 			    struct mlx4_vhcr *vhcr,
1080 			    struct mlx4_cmd_mailbox *inbox,
1081 			    struct mlx4_cmd_mailbox *outbox,
1082 			    struct mlx4_cmd_info *cmd);
1083 int mlx4_SQERR2RTS_QP_wrapper(struct mlx4_dev *dev, int slave,
1084 			      struct mlx4_vhcr *vhcr,
1085 			      struct mlx4_cmd_mailbox *inbox,
1086 			      struct mlx4_cmd_mailbox *outbox,
1087 			      struct mlx4_cmd_info *cmd);
1088 int mlx4_2ERR_QP_wrapper(struct mlx4_dev *dev, int slave,
1089 			 struct mlx4_vhcr *vhcr,
1090 			 struct mlx4_cmd_mailbox *inbox,
1091 			 struct mlx4_cmd_mailbox *outbox,
1092 			 struct mlx4_cmd_info *cmd);
1093 int mlx4_RTS2SQD_QP_wrapper(struct mlx4_dev *dev, int slave,
1094 			    struct mlx4_vhcr *vhcr,
1095 			    struct mlx4_cmd_mailbox *inbox,
1096 			    struct mlx4_cmd_mailbox *outbox,
1097 			    struct mlx4_cmd_info *cmd);
1098 int mlx4_SQD2SQD_QP_wrapper(struct mlx4_dev *dev, int slave,
1099 			    struct mlx4_vhcr *vhcr,
1100 			    struct mlx4_cmd_mailbox *inbox,
1101 			    struct mlx4_cmd_mailbox *outbox,
1102 			    struct mlx4_cmd_info *cmd);
1103 int mlx4_SQD2RTS_QP_wrapper(struct mlx4_dev *dev, int slave,
1104 			    struct mlx4_vhcr *vhcr,
1105 			    struct mlx4_cmd_mailbox *inbox,
1106 			    struct mlx4_cmd_mailbox *outbox,
1107 			    struct mlx4_cmd_info *cmd);
1108 int mlx4_2RST_QP_wrapper(struct mlx4_dev *dev, int slave,
1109 			 struct mlx4_vhcr *vhcr,
1110 			 struct mlx4_cmd_mailbox *inbox,
1111 			 struct mlx4_cmd_mailbox *outbox,
1112 			 struct mlx4_cmd_info *cmd);
1113 int mlx4_QUERY_QP_wrapper(struct mlx4_dev *dev, int slave,
1114 			  struct mlx4_vhcr *vhcr,
1115 			  struct mlx4_cmd_mailbox *inbox,
1116 			  struct mlx4_cmd_mailbox *outbox,
1117 			  struct mlx4_cmd_info *cmd);
1118 
1119 int mlx4_GEN_EQE(struct mlx4_dev *dev, int slave, struct mlx4_eqe *eqe);
1120 
1121 int mlx4_cmd_init(struct mlx4_dev *dev);
1122 void mlx4_cmd_cleanup(struct mlx4_dev *dev);
1123 int mlx4_multi_func_init(struct mlx4_dev *dev);
1124 void mlx4_multi_func_cleanup(struct mlx4_dev *dev);
1125 void mlx4_cmd_event(struct mlx4_dev *dev, u16 token, u8 status, u64 out_param);
1126 int mlx4_cmd_use_events(struct mlx4_dev *dev);
1127 void mlx4_cmd_use_polling(struct mlx4_dev *dev);
1128 
1129 int mlx4_comm_cmd(struct mlx4_dev *dev, u8 cmd, u16 param,
1130 		  unsigned long timeout);
1131 
1132 void mlx4_cq_completion(struct mlx4_dev *dev, u32 cqn);
1133 void mlx4_cq_event(struct mlx4_dev *dev, u32 cqn, int event_type);
1134 
1135 void mlx4_qp_event(struct mlx4_dev *dev, u32 qpn, int event_type);
1136 
1137 void mlx4_srq_event(struct mlx4_dev *dev, u32 srqn, int event_type);
1138 
1139 void mlx4_handle_catas_err(struct mlx4_dev *dev);
1140 
1141 int mlx4_SENSE_PORT(struct mlx4_dev *dev, int port,
1142 		    enum mlx4_port_type *type);
1143 void mlx4_do_sense_ports(struct mlx4_dev *dev,
1144 			 enum mlx4_port_type *stype,
1145 			 enum mlx4_port_type *defaults);
1146 void mlx4_start_sense(struct mlx4_dev *dev);
1147 void mlx4_stop_sense(struct mlx4_dev *dev);
1148 void mlx4_sense_init(struct mlx4_dev *dev);
1149 int mlx4_check_port_params(struct mlx4_dev *dev,
1150 			   enum mlx4_port_type *port_type);
1151 int mlx4_change_port_types(struct mlx4_dev *dev,
1152 			   enum mlx4_port_type *port_types);
1153 
1154 void mlx4_init_mac_table(struct mlx4_dev *dev, struct mlx4_mac_table *table);
1155 void mlx4_init_vlan_table(struct mlx4_dev *dev, struct mlx4_vlan_table *table);
1156 void mlx4_init_roce_gid_table(struct mlx4_dev *dev,
1157 			      struct mlx4_roce_gid_table *table);
1158 void __mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, u16 vlan);
1159 int __mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index);
1160 
1161 int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port, int pkey_tbl_sz);
1162 /* resource tracker functions*/
1163 int mlx4_get_slave_from_resource_id(struct mlx4_dev *dev,
1164 				    enum mlx4_resource resource_type,
1165 				    u64 resource_id, int *slave);
1166 void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave_id);
1167 void mlx4_reset_roce_gids(struct mlx4_dev *dev, int slave);
1168 int mlx4_init_resource_tracker(struct mlx4_dev *dev);
1169 
1170 void mlx4_free_resource_tracker(struct mlx4_dev *dev,
1171 				enum mlx4_res_tracker_free_type type);
1172 
1173 int mlx4_QUERY_FW_wrapper(struct mlx4_dev *dev, int slave,
1174 			  struct mlx4_vhcr *vhcr,
1175 			  struct mlx4_cmd_mailbox *inbox,
1176 			  struct mlx4_cmd_mailbox *outbox,
1177 			  struct mlx4_cmd_info *cmd);
1178 int mlx4_SET_PORT_wrapper(struct mlx4_dev *dev, int slave,
1179 			  struct mlx4_vhcr *vhcr,
1180 			  struct mlx4_cmd_mailbox *inbox,
1181 			  struct mlx4_cmd_mailbox *outbox,
1182 			  struct mlx4_cmd_info *cmd);
1183 int mlx4_INIT_PORT_wrapper(struct mlx4_dev *dev, int slave,
1184 			   struct mlx4_vhcr *vhcr,
1185 			   struct mlx4_cmd_mailbox *inbox,
1186 			   struct mlx4_cmd_mailbox *outbox,
1187 			   struct mlx4_cmd_info *cmd);
1188 int mlx4_CLOSE_PORT_wrapper(struct mlx4_dev *dev, int slave,
1189 			    struct mlx4_vhcr *vhcr,
1190 			    struct mlx4_cmd_mailbox *inbox,
1191 			    struct mlx4_cmd_mailbox *outbox,
1192 			    struct mlx4_cmd_info *cmd);
1193 int mlx4_QUERY_DEV_CAP_wrapper(struct mlx4_dev *dev, int slave,
1194 			       struct mlx4_vhcr *vhcr,
1195 			       struct mlx4_cmd_mailbox *inbox,
1196 			       struct mlx4_cmd_mailbox *outbox,
1197 			       struct mlx4_cmd_info *cmd);
1198 int mlx4_QUERY_PORT_wrapper(struct mlx4_dev *dev, int slave,
1199 			    struct mlx4_vhcr *vhcr,
1200 			    struct mlx4_cmd_mailbox *inbox,
1201 			    struct mlx4_cmd_mailbox *outbox,
1202 			    struct mlx4_cmd_info *cmd);
1203 int mlx4_get_port_ib_caps(struct mlx4_dev *dev, u8 port, __be32 *caps);
1204 
1205 int mlx4_get_slave_pkey_gid_tbl_len(struct mlx4_dev *dev, u8 port,
1206 				    int *gid_tbl_len, int *pkey_tbl_len);
1207 
1208 int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
1209 			   struct mlx4_vhcr *vhcr,
1210 			   struct mlx4_cmd_mailbox *inbox,
1211 			   struct mlx4_cmd_mailbox *outbox,
1212 			   struct mlx4_cmd_info *cmd);
1213 
1214 int mlx4_UPDATE_QP_wrapper(struct mlx4_dev *dev, int slave,
1215 			   struct mlx4_vhcr *vhcr,
1216 			   struct mlx4_cmd_mailbox *inbox,
1217 			   struct mlx4_cmd_mailbox *outbox,
1218 			   struct mlx4_cmd_info *cmd);
1219 
1220 int mlx4_PROMISC_wrapper(struct mlx4_dev *dev, int slave,
1221 			 struct mlx4_vhcr *vhcr,
1222 			 struct mlx4_cmd_mailbox *inbox,
1223 			 struct mlx4_cmd_mailbox *outbox,
1224 			 struct mlx4_cmd_info *cmd);
1225 int mlx4_qp_detach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
1226 			  enum mlx4_protocol prot, enum mlx4_steer_type steer);
1227 int mlx4_qp_attach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
1228 			  int block_mcast_loopback, enum mlx4_protocol prot,
1229 			  enum mlx4_steer_type steer);
1230 int mlx4_trans_to_dmfs_attach(struct mlx4_dev *dev, struct mlx4_qp *qp,
1231 			      u8 gid[16], u8 port,
1232 			      int block_mcast_loopback,
1233 			      enum mlx4_protocol prot, u64 *reg_id);
1234 int mlx4_SET_MCAST_FLTR_wrapper(struct mlx4_dev *dev, int slave,
1235 				struct mlx4_vhcr *vhcr,
1236 				struct mlx4_cmd_mailbox *inbox,
1237 				struct mlx4_cmd_mailbox *outbox,
1238 				struct mlx4_cmd_info *cmd);
1239 int mlx4_SET_VLAN_FLTR_wrapper(struct mlx4_dev *dev, int slave,
1240 			       struct mlx4_vhcr *vhcr,
1241 			       struct mlx4_cmd_mailbox *inbox,
1242 			       struct mlx4_cmd_mailbox *outbox,
1243 			       struct mlx4_cmd_info *cmd);
1244 int mlx4_common_set_vlan_fltr(struct mlx4_dev *dev, int function,
1245 				     int port, void *buf);
1246 int mlx4_common_dump_eth_stats(struct mlx4_dev *dev, int slave, u32 in_mod,
1247 				struct mlx4_cmd_mailbox *outbox);
1248 int mlx4_DUMP_ETH_STATS_wrapper(struct mlx4_dev *dev, int slave,
1249 				   struct mlx4_vhcr *vhcr,
1250 				   struct mlx4_cmd_mailbox *inbox,
1251 				   struct mlx4_cmd_mailbox *outbox,
1252 				struct mlx4_cmd_info *cmd);
1253 int mlx4_PKEY_TABLE_wrapper(struct mlx4_dev *dev, int slave,
1254 			    struct mlx4_vhcr *vhcr,
1255 			    struct mlx4_cmd_mailbox *inbox,
1256 			    struct mlx4_cmd_mailbox *outbox,
1257 			    struct mlx4_cmd_info *cmd);
1258 int mlx4_QUERY_IF_STAT_wrapper(struct mlx4_dev *dev, int slave,
1259 			       struct mlx4_vhcr *vhcr,
1260 			       struct mlx4_cmd_mailbox *inbox,
1261 			       struct mlx4_cmd_mailbox *outbox,
1262 			       struct mlx4_cmd_info *cmd);
1263 int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
1264 					 struct mlx4_vhcr *vhcr,
1265 					 struct mlx4_cmd_mailbox *inbox,
1266 					 struct mlx4_cmd_mailbox *outbox,
1267 					 struct mlx4_cmd_info *cmd);
1268 int mlx4_QP_FLOW_STEERING_DETACH_wrapper(struct mlx4_dev *dev, int slave,
1269 					 struct mlx4_vhcr *vhcr,
1270 					 struct mlx4_cmd_mailbox *inbox,
1271 					 struct mlx4_cmd_mailbox *outbox,
1272 					 struct mlx4_cmd_info *cmd);
1273 
1274 int mlx4_get_mgm_entry_size(struct mlx4_dev *dev);
1275 int mlx4_get_qp_per_mgm(struct mlx4_dev *dev);
1276 
1277 static inline void set_param_l(u64 *arg, u32 val)
1278 {
1279 	*arg = (*arg & 0xffffffff00000000ULL) | (u64) val;
1280 }
1281 
1282 static inline void set_param_h(u64 *arg, u32 val)
1283 {
1284 	*arg = (*arg & 0xffffffff) | ((u64) val << 32);
1285 }
1286 
1287 static inline u32 get_param_l(u64 *arg)
1288 {
1289 	return (u32) (*arg & 0xffffffff);
1290 }
1291 
1292 static inline u32 get_param_h(u64 *arg)
1293 {
1294 	return (u32)(*arg >> 32);
1295 }
1296 
1297 static inline spinlock_t *mlx4_tlock(struct mlx4_dev *dev)
1298 {
1299 	return &mlx4_priv(dev)->mfunc.master.res_tracker.lock;
1300 }
1301 
1302 #define NOT_MASKED_PD_BITS 17
1303 
1304 void mlx4_vf_immed_vlan_work_handler(struct work_struct *_work);
1305 
1306 void mlx4_init_quotas(struct mlx4_dev *dev);
1307 
1308 int mlx4_get_slave_num_gids(struct mlx4_dev *dev, int slave, int port);
1309 /* Returns the VF index of slave */
1310 int mlx4_get_vf_indx(struct mlx4_dev *dev, int slave);
1311 int mlx4_config_mad_demux(struct mlx4_dev *dev);
1312 
1313 #endif /* MLX4_H */
1314