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_FLAG_FAST_REG   (1 << 27)
278 #define MLX4_MPT_PD_FLAG_RAE	    (1 << 28)
279 #define MLX4_MPT_PD_FLAG_EN_INV	    (3 << 24)
280 
281 #define MLX4_MPT_QP_FLAG_BOUND_QP   (1 << 7)
282 
283 #define MLX4_MPT_STATUS_SW		0xF0
284 #define MLX4_MPT_STATUS_HW		0x00
285 
286 /*
287  * Must be packed because mtt_seg is 64 bits but only aligned to 32 bits.
288  */
289 struct mlx4_mpt_entry {
290 	__be32 flags;
291 	__be32 qpn;
292 	__be32 key;
293 	__be32 pd_flags;
294 	__be64 start;
295 	__be64 length;
296 	__be32 lkey;
297 	__be32 win_cnt;
298 	u8	reserved1[3];
299 	u8	mtt_rep;
300 	__be64 mtt_addr;
301 	__be32 mtt_sz;
302 	__be32 entity_size;
303 	__be32 first_byte_offset;
304 } __packed;
305 
306 /*
307  * Must be packed because start is 64 bits but only aligned to 32 bits.
308  */
309 struct mlx4_eq_context {
310 	__be32			flags;
311 	u16			reserved1[3];
312 	__be16			page_offset;
313 	u8			log_eq_size;
314 	u8			reserved2[4];
315 	u8			eq_period;
316 	u8			reserved3;
317 	u8			eq_max_count;
318 	u8			reserved4[3];
319 	u8			intr;
320 	u8			log_page_size;
321 	u8			reserved5[2];
322 	u8			mtt_base_addr_h;
323 	__be32			mtt_base_addr_l;
324 	u32			reserved6[2];
325 	__be32			consumer_index;
326 	__be32			producer_index;
327 	u32			reserved7[4];
328 };
329 
330 struct mlx4_cq_context {
331 	__be32			flags;
332 	u16			reserved1[3];
333 	__be16			page_offset;
334 	__be32			logsize_usrpage;
335 	__be16			cq_period;
336 	__be16			cq_max_count;
337 	u8			reserved2[3];
338 	u8			comp_eqn;
339 	u8			log_page_size;
340 	u8			reserved3[2];
341 	u8			mtt_base_addr_h;
342 	__be32			mtt_base_addr_l;
343 	__be32			last_notified_index;
344 	__be32			solicit_producer_index;
345 	__be32			consumer_index;
346 	__be32			producer_index;
347 	u32			reserved4[2];
348 	__be64			db_rec_addr;
349 };
350 
351 struct mlx4_srq_context {
352 	__be32			state_logsize_srqn;
353 	u8			logstride;
354 	u8			reserved1;
355 	__be16			xrcd;
356 	__be32			pg_offset_cqn;
357 	u32			reserved2;
358 	u8			log_page_size;
359 	u8			reserved3[2];
360 	u8			mtt_base_addr_h;
361 	__be32			mtt_base_addr_l;
362 	__be32			pd;
363 	__be16			limit_watermark;
364 	__be16			wqe_cnt;
365 	u16			reserved4;
366 	__be16			wqe_counter;
367 	u32			reserved5;
368 	__be64			db_rec_addr;
369 };
370 
371 struct mlx4_eq {
372 	struct mlx4_dev	       *dev;
373 	void __iomem	       *doorbell;
374 	int			eqn;
375 	u32			cons_index;
376 	u16			irq;
377 	u16			have_irq;
378 	int			nent;
379 	struct mlx4_buf_list   *page_list;
380 	struct mlx4_mtt		mtt;
381 };
382 
383 struct mlx4_slave_eqe {
384 	u8 type;
385 	u8 port;
386 	u32 param;
387 };
388 
389 struct mlx4_slave_event_eq_info {
390 	int eqn;
391 	u16 token;
392 };
393 
394 struct mlx4_profile {
395 	int			num_qp;
396 	int			rdmarc_per_qp;
397 	int			num_srq;
398 	int			num_cq;
399 	int			num_mcg;
400 	int			num_mpt;
401 	unsigned		num_mtt;
402 };
403 
404 struct mlx4_fw {
405 	u64			clr_int_base;
406 	u64			catas_offset;
407 	u64			comm_base;
408 	u64			clock_offset;
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 	u8			clock_bar;
417 };
418 
419 struct mlx4_comm {
420 	u32			slave_write;
421 	u32			slave_read;
422 };
423 
424 enum {
425 	MLX4_MCAST_CONFIG       = 0,
426 	MLX4_MCAST_DISABLE      = 1,
427 	MLX4_MCAST_ENABLE       = 2,
428 };
429 
430 #define VLAN_FLTR_SIZE	128
431 
432 struct mlx4_vlan_fltr {
433 	__be32 entry[VLAN_FLTR_SIZE];
434 };
435 
436 struct mlx4_mcast_entry {
437 	struct list_head list;
438 	u64 addr;
439 };
440 
441 struct mlx4_promisc_qp {
442 	struct list_head list;
443 	u32 qpn;
444 };
445 
446 struct mlx4_steer_index {
447 	struct list_head list;
448 	unsigned int index;
449 	struct list_head duplicates;
450 };
451 
452 #define MLX4_EVENT_TYPES_NUM 64
453 
454 struct mlx4_slave_state {
455 	u8 comm_toggle;
456 	u8 last_cmd;
457 	u8 init_port_mask;
458 	bool active;
459 	bool old_vlan_api;
460 	u8 function;
461 	dma_addr_t vhcr_dma;
462 	u16 mtu[MLX4_MAX_PORTS + 1];
463 	__be32 ib_cap_mask[MLX4_MAX_PORTS + 1];
464 	struct mlx4_slave_eqe eq[MLX4_MFUNC_MAX_EQES];
465 	struct list_head mcast_filters[MLX4_MAX_PORTS + 1];
466 	struct mlx4_vlan_fltr *vlan_filter[MLX4_MAX_PORTS + 1];
467 	/* event type to eq number lookup */
468 	struct mlx4_slave_event_eq_info event_eq[MLX4_EVENT_TYPES_NUM];
469 	u16 eq_pi;
470 	u16 eq_ci;
471 	spinlock_t lock;
472 	/*initialized via the kzalloc*/
473 	u8 is_slave_going_down;
474 	u32 cookie;
475 	enum slave_port_state port_state[MLX4_MAX_PORTS + 1];
476 };
477 
478 #define MLX4_VGT 4095
479 #define NO_INDX  (-1)
480 
481 struct mlx4_vport_state {
482 	u64 mac;
483 	u16 default_vlan;
484 	u8  default_qos;
485 	u32 tx_rate;
486 	bool spoofchk;
487 	u32 link_state;
488 };
489 
490 struct mlx4_vf_admin_state {
491 	struct mlx4_vport_state vport[MLX4_MAX_PORTS + 1];
492 	u8 enable_smi[MLX4_MAX_PORTS + 1];
493 };
494 
495 struct mlx4_vport_oper_state {
496 	struct mlx4_vport_state state;
497 	int mac_idx;
498 	int vlan_idx;
499 };
500 
501 struct mlx4_vf_oper_state {
502 	struct mlx4_vport_oper_state vport[MLX4_MAX_PORTS + 1];
503 	u8 smi_enabled[MLX4_MAX_PORTS + 1];
504 };
505 
506 struct slave_list {
507 	struct mutex mutex;
508 	struct list_head res_list[MLX4_NUM_OF_RESOURCE_TYPE];
509 };
510 
511 struct resource_allocator {
512 	spinlock_t alloc_lock; /* protect quotas */
513 	union {
514 		int res_reserved;
515 		int res_port_rsvd[MLX4_MAX_PORTS];
516 	};
517 	union {
518 		int res_free;
519 		int res_port_free[MLX4_MAX_PORTS];
520 	};
521 	int *quota;
522 	int *allocated;
523 	int *guaranteed;
524 };
525 
526 struct mlx4_resource_tracker {
527 	spinlock_t lock;
528 	/* tree for each resources */
529 	struct rb_root res_tree[MLX4_NUM_OF_RESOURCE_TYPE];
530 	/* num_of_slave's lists, one per slave */
531 	struct slave_list *slave_list;
532 	struct resource_allocator res_alloc[MLX4_NUM_OF_RESOURCE_TYPE];
533 };
534 
535 #define SLAVE_EVENT_EQ_SIZE	128
536 struct mlx4_slave_event_eq {
537 	u32 eqn;
538 	u32 cons;
539 	u32 prod;
540 	spinlock_t event_lock;
541 	struct mlx4_eqe event_eqe[SLAVE_EVENT_EQ_SIZE];
542 };
543 
544 struct mlx4_master_qp0_state {
545 	int proxy_qp0_active;
546 	int qp0_active;
547 	int port_active;
548 };
549 
550 struct mlx4_mfunc_master_ctx {
551 	struct mlx4_slave_state *slave_state;
552 	struct mlx4_vf_admin_state *vf_admin;
553 	struct mlx4_vf_oper_state *vf_oper;
554 	struct mlx4_master_qp0_state qp0_state[MLX4_MAX_PORTS + 1];
555 	int			init_port_ref[MLX4_MAX_PORTS + 1];
556 	u16			max_mtu[MLX4_MAX_PORTS + 1];
557 	int			disable_mcast_ref[MLX4_MAX_PORTS + 1];
558 	struct mlx4_resource_tracker res_tracker;
559 	struct workqueue_struct *comm_wq;
560 	struct work_struct	comm_work;
561 	struct work_struct	slave_event_work;
562 	struct work_struct	slave_flr_event_work;
563 	spinlock_t		slave_state_lock;
564 	__be32			comm_arm_bit_vector[4];
565 	struct mlx4_eqe		cmd_eqe;
566 	struct mlx4_slave_event_eq slave_eq;
567 	struct mutex		gen_eqe_mutex[MLX4_MFUNC_MAX];
568 };
569 
570 struct mlx4_mfunc {
571 	struct mlx4_comm __iomem       *comm;
572 	struct mlx4_vhcr_cmd	       *vhcr;
573 	dma_addr_t			vhcr_dma;
574 
575 	struct mlx4_mfunc_master_ctx	master;
576 };
577 
578 #define MGM_QPN_MASK       0x00FFFFFF
579 #define MGM_BLCK_LB_BIT    30
580 
581 struct mlx4_mgm {
582 	__be32			next_gid_index;
583 	__be32			members_count;
584 	u32			reserved[2];
585 	u8			gid[16];
586 	__be32			qp[MLX4_MAX_QP_PER_MGM];
587 };
588 
589 struct mlx4_cmd {
590 	struct pci_pool	       *pool;
591 	void __iomem	       *hcr;
592 	struct mutex		hcr_mutex;
593 	struct mutex		slave_cmd_mutex;
594 	struct semaphore	poll_sem;
595 	struct semaphore	event_sem;
596 	int			max_cmds;
597 	spinlock_t		context_lock;
598 	int			free_head;
599 	struct mlx4_cmd_context *context;
600 	u16			token_mask;
601 	u8			use_events;
602 	u8			toggle;
603 	u8			comm_toggle;
604 };
605 
606 enum {
607 	MLX4_VF_IMMED_VLAN_FLAG_VLAN = 1 << 0,
608 	MLX4_VF_IMMED_VLAN_FLAG_QOS = 1 << 1,
609 	MLX4_VF_IMMED_VLAN_FLAG_LINK_DISABLE = 1 << 2,
610 };
611 struct mlx4_vf_immed_vlan_work {
612 	struct work_struct	work;
613 	struct mlx4_priv	*priv;
614 	int			flags;
615 	int			slave;
616 	int			vlan_ix;
617 	int			orig_vlan_ix;
618 	u8			port;
619 	u8			qos;
620 	u16			vlan_id;
621 	u16			orig_vlan_id;
622 };
623 
624 
625 struct mlx4_uar_table {
626 	struct mlx4_bitmap	bitmap;
627 };
628 
629 struct mlx4_mr_table {
630 	struct mlx4_bitmap	mpt_bitmap;
631 	struct mlx4_buddy	mtt_buddy;
632 	u64			mtt_base;
633 	u64			mpt_base;
634 	struct mlx4_icm_table	mtt_table;
635 	struct mlx4_icm_table	dmpt_table;
636 };
637 
638 struct mlx4_cq_table {
639 	struct mlx4_bitmap	bitmap;
640 	spinlock_t		lock;
641 	struct radix_tree_root	tree;
642 	struct mlx4_icm_table	table;
643 	struct mlx4_icm_table	cmpt_table;
644 };
645 
646 struct mlx4_eq_table {
647 	struct mlx4_bitmap	bitmap;
648 	char		       *irq_names;
649 	void __iomem	       *clr_int;
650 	void __iomem	      **uar_map;
651 	u32			clr_mask;
652 	struct mlx4_eq	       *eq;
653 	struct mlx4_icm_table	table;
654 	struct mlx4_icm_table	cmpt_table;
655 	int			have_irq;
656 	u8			inta_pin;
657 };
658 
659 struct mlx4_srq_table {
660 	struct mlx4_bitmap	bitmap;
661 	spinlock_t		lock;
662 	struct radix_tree_root	tree;
663 	struct mlx4_icm_table	table;
664 	struct mlx4_icm_table	cmpt_table;
665 };
666 
667 struct mlx4_qp_table {
668 	struct mlx4_bitmap	bitmap;
669 	u32			rdmarc_base;
670 	int			rdmarc_shift;
671 	spinlock_t		lock;
672 	struct mlx4_icm_table	qp_table;
673 	struct mlx4_icm_table	auxc_table;
674 	struct mlx4_icm_table	altc_table;
675 	struct mlx4_icm_table	rdmarc_table;
676 	struct mlx4_icm_table	cmpt_table;
677 };
678 
679 struct mlx4_mcg_table {
680 	struct mutex		mutex;
681 	struct mlx4_bitmap	bitmap;
682 	struct mlx4_icm_table	table;
683 };
684 
685 struct mlx4_catas_err {
686 	u32 __iomem	       *map;
687 	struct timer_list	timer;
688 	struct list_head	list;
689 };
690 
691 #define MLX4_MAX_MAC_NUM	128
692 #define MLX4_MAC_TABLE_SIZE	(MLX4_MAX_MAC_NUM << 3)
693 
694 struct mlx4_mac_table {
695 	__be64			entries[MLX4_MAX_MAC_NUM];
696 	int			refs[MLX4_MAX_MAC_NUM];
697 	struct mutex		mutex;
698 	int			total;
699 	int			max;
700 };
701 
702 #define MLX4_ROCE_GID_ENTRY_SIZE	16
703 
704 struct mlx4_roce_gid_entry {
705 	u8 raw[MLX4_ROCE_GID_ENTRY_SIZE];
706 };
707 
708 struct mlx4_roce_gid_table {
709 	struct mlx4_roce_gid_entry	roce_gids[MLX4_ROCE_MAX_GIDS];
710 	struct mutex			mutex;
711 };
712 
713 #define MLX4_MAX_VLAN_NUM	128
714 #define MLX4_VLAN_TABLE_SIZE	(MLX4_MAX_VLAN_NUM << 2)
715 
716 struct mlx4_vlan_table {
717 	__be32			entries[MLX4_MAX_VLAN_NUM];
718 	int			refs[MLX4_MAX_VLAN_NUM];
719 	struct mutex		mutex;
720 	int			total;
721 	int			max;
722 };
723 
724 #define SET_PORT_GEN_ALL_VALID		0x7
725 #define SET_PORT_PROMISC_SHIFT		31
726 #define SET_PORT_MC_PROMISC_SHIFT	30
727 
728 enum {
729 	MCAST_DIRECT_ONLY	= 0,
730 	MCAST_DIRECT		= 1,
731 	MCAST_DEFAULT		= 2
732 };
733 
734 
735 struct mlx4_set_port_general_context {
736 	u8 reserved[3];
737 	u8 flags;
738 	u16 reserved2;
739 	__be16 mtu;
740 	u8 pptx;
741 	u8 pfctx;
742 	u16 reserved3;
743 	u8 pprx;
744 	u8 pfcrx;
745 	u16 reserved4;
746 };
747 
748 struct mlx4_set_port_rqp_calc_context {
749 	__be32 base_qpn;
750 	u8 rererved;
751 	u8 n_mac;
752 	u8 n_vlan;
753 	u8 n_prio;
754 	u8 reserved2[3];
755 	u8 mac_miss;
756 	u8 intra_no_vlan;
757 	u8 no_vlan;
758 	u8 intra_vlan_miss;
759 	u8 vlan_miss;
760 	u8 reserved3[3];
761 	u8 no_vlan_prio;
762 	__be32 promisc;
763 	__be32 mcast;
764 };
765 
766 struct mlx4_port_info {
767 	struct mlx4_dev	       *dev;
768 	int			port;
769 	char			dev_name[16];
770 	struct device_attribute port_attr;
771 	enum mlx4_port_type	tmp_type;
772 	char			dev_mtu_name[16];
773 	struct device_attribute port_mtu_attr;
774 	struct mlx4_mac_table	mac_table;
775 	struct mlx4_vlan_table	vlan_table;
776 	struct mlx4_roce_gid_table gid_table;
777 	int			base_qpn;
778 };
779 
780 struct mlx4_sense {
781 	struct mlx4_dev		*dev;
782 	u8			do_sense_port[MLX4_MAX_PORTS + 1];
783 	u8			sense_allowed[MLX4_MAX_PORTS + 1];
784 	struct delayed_work	sense_poll;
785 };
786 
787 struct mlx4_msix_ctl {
788 	u64		pool_bm;
789 	struct mutex	pool_lock;
790 };
791 
792 struct mlx4_steer {
793 	struct list_head promisc_qps[MLX4_NUM_STEERS];
794 	struct list_head steer_entries[MLX4_NUM_STEERS];
795 };
796 
797 enum {
798 	MLX4_PCI_DEV_IS_VF		= 1 << 0,
799 	MLX4_PCI_DEV_FORCE_SENSE_PORT	= 1 << 1,
800 };
801 
802 enum {
803 	MLX4_NO_RR	= 0,
804 	MLX4_USE_RR	= 1,
805 };
806 
807 struct mlx4_priv {
808 	struct mlx4_dev		dev;
809 
810 	struct list_head	dev_list;
811 	struct list_head	ctx_list;
812 	spinlock_t		ctx_lock;
813 
814 	int			pci_dev_data;
815 	int                     removed;
816 
817 	struct list_head        pgdir_list;
818 	struct mutex            pgdir_mutex;
819 
820 	struct mlx4_fw		fw;
821 	struct mlx4_cmd		cmd;
822 	struct mlx4_mfunc	mfunc;
823 
824 	struct mlx4_bitmap	pd_bitmap;
825 	struct mlx4_bitmap	xrcd_bitmap;
826 	struct mlx4_uar_table	uar_table;
827 	struct mlx4_mr_table	mr_table;
828 	struct mlx4_cq_table	cq_table;
829 	struct mlx4_eq_table	eq_table;
830 	struct mlx4_srq_table	srq_table;
831 	struct mlx4_qp_table	qp_table;
832 	struct mlx4_mcg_table	mcg_table;
833 	struct mlx4_bitmap	counters_bitmap;
834 
835 	struct mlx4_catas_err	catas_err;
836 
837 	void __iomem	       *clr_base;
838 
839 	struct mlx4_uar		driver_uar;
840 	void __iomem	       *kar;
841 	struct mlx4_port_info	port[MLX4_MAX_PORTS + 1];
842 	struct mlx4_sense       sense;
843 	struct mutex		port_mutex;
844 	struct mlx4_msix_ctl	msix_ctl;
845 	struct mlx4_steer	*steer;
846 	struct list_head	bf_list;
847 	struct mutex		bf_mutex;
848 	struct io_mapping	*bf_mapping;
849 	void __iomem            *clock_mapping;
850 	int			reserved_mtts;
851 	int			fs_hash_mode;
852 	u8 virt2phys_pkey[MLX4_MFUNC_MAX][MLX4_MAX_PORTS][MLX4_MAX_PORT_PKEYS];
853 	__be64			slave_node_guids[MLX4_MFUNC_MAX];
854 
855 	atomic_t		opreq_count;
856 	struct work_struct	opreq_task;
857 };
858 
859 static inline struct mlx4_priv *mlx4_priv(struct mlx4_dev *dev)
860 {
861 	return container_of(dev, struct mlx4_priv, dev);
862 }
863 
864 #define MLX4_SENSE_RANGE	(HZ * 3)
865 
866 extern struct workqueue_struct *mlx4_wq;
867 
868 u32 mlx4_bitmap_alloc(struct mlx4_bitmap *bitmap);
869 void mlx4_bitmap_free(struct mlx4_bitmap *bitmap, u32 obj, int use_rr);
870 u32 mlx4_bitmap_alloc_range(struct mlx4_bitmap *bitmap, int cnt, int align);
871 void mlx4_bitmap_free_range(struct mlx4_bitmap *bitmap, u32 obj, int cnt,
872 			    int use_rr);
873 u32 mlx4_bitmap_avail(struct mlx4_bitmap *bitmap);
874 int mlx4_bitmap_init(struct mlx4_bitmap *bitmap, u32 num, u32 mask,
875 		     u32 reserved_bot, u32 resetrved_top);
876 void mlx4_bitmap_cleanup(struct mlx4_bitmap *bitmap);
877 
878 int mlx4_reset(struct mlx4_dev *dev);
879 
880 int mlx4_alloc_eq_table(struct mlx4_dev *dev);
881 void mlx4_free_eq_table(struct mlx4_dev *dev);
882 
883 int mlx4_init_pd_table(struct mlx4_dev *dev);
884 int mlx4_init_xrcd_table(struct mlx4_dev *dev);
885 int mlx4_init_uar_table(struct mlx4_dev *dev);
886 int mlx4_init_mr_table(struct mlx4_dev *dev);
887 int mlx4_init_eq_table(struct mlx4_dev *dev);
888 int mlx4_init_cq_table(struct mlx4_dev *dev);
889 int mlx4_init_qp_table(struct mlx4_dev *dev);
890 int mlx4_init_srq_table(struct mlx4_dev *dev);
891 int mlx4_init_mcg_table(struct mlx4_dev *dev);
892 
893 void mlx4_cleanup_pd_table(struct mlx4_dev *dev);
894 void mlx4_cleanup_xrcd_table(struct mlx4_dev *dev);
895 void mlx4_cleanup_uar_table(struct mlx4_dev *dev);
896 void mlx4_cleanup_mr_table(struct mlx4_dev *dev);
897 void mlx4_cleanup_eq_table(struct mlx4_dev *dev);
898 void mlx4_cleanup_cq_table(struct mlx4_dev *dev);
899 void mlx4_cleanup_qp_table(struct mlx4_dev *dev);
900 void mlx4_cleanup_srq_table(struct mlx4_dev *dev);
901 void mlx4_cleanup_mcg_table(struct mlx4_dev *dev);
902 int __mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn, gfp_t gfp);
903 void __mlx4_qp_free_icm(struct mlx4_dev *dev, int qpn);
904 int __mlx4_cq_alloc_icm(struct mlx4_dev *dev, int *cqn);
905 void __mlx4_cq_free_icm(struct mlx4_dev *dev, int cqn);
906 int __mlx4_srq_alloc_icm(struct mlx4_dev *dev, int *srqn);
907 void __mlx4_srq_free_icm(struct mlx4_dev *dev, int srqn);
908 int __mlx4_mpt_reserve(struct mlx4_dev *dev);
909 void __mlx4_mpt_release(struct mlx4_dev *dev, u32 index);
910 int __mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index, gfp_t gfp);
911 void __mlx4_mpt_free_icm(struct mlx4_dev *dev, u32 index);
912 u32 __mlx4_alloc_mtt_range(struct mlx4_dev *dev, int order);
913 void __mlx4_free_mtt_range(struct mlx4_dev *dev, u32 first_seg, int order);
914 
915 int mlx4_WRITE_MTT_wrapper(struct mlx4_dev *dev, int slave,
916 			   struct mlx4_vhcr *vhcr,
917 			   struct mlx4_cmd_mailbox *inbox,
918 			   struct mlx4_cmd_mailbox *outbox,
919 			   struct mlx4_cmd_info *cmd);
920 int mlx4_SYNC_TPT_wrapper(struct mlx4_dev *dev, int slave,
921 			   struct mlx4_vhcr *vhcr,
922 			   struct mlx4_cmd_mailbox *inbox,
923 			   struct mlx4_cmd_mailbox *outbox,
924 			   struct mlx4_cmd_info *cmd);
925 int mlx4_SW2HW_MPT_wrapper(struct mlx4_dev *dev, int slave,
926 			   struct mlx4_vhcr *vhcr,
927 			   struct mlx4_cmd_mailbox *inbox,
928 			   struct mlx4_cmd_mailbox *outbox,
929 			   struct mlx4_cmd_info *cmd);
930 int mlx4_HW2SW_MPT_wrapper(struct mlx4_dev *dev, int slave,
931 			   struct mlx4_vhcr *vhcr,
932 			   struct mlx4_cmd_mailbox *inbox,
933 			   struct mlx4_cmd_mailbox *outbox,
934 			   struct mlx4_cmd_info *cmd);
935 int mlx4_QUERY_MPT_wrapper(struct mlx4_dev *dev, int slave,
936 			   struct mlx4_vhcr *vhcr,
937 			   struct mlx4_cmd_mailbox *inbox,
938 			   struct mlx4_cmd_mailbox *outbox,
939 			   struct mlx4_cmd_info *cmd);
940 int mlx4_SW2HW_EQ_wrapper(struct mlx4_dev *dev, int slave,
941 			  struct mlx4_vhcr *vhcr,
942 			  struct mlx4_cmd_mailbox *inbox,
943 			  struct mlx4_cmd_mailbox *outbox,
944 			  struct mlx4_cmd_info *cmd);
945 int mlx4_DMA_wrapper(struct mlx4_dev *dev, int slave,
946 		     struct mlx4_vhcr *vhcr,
947 		     struct mlx4_cmd_mailbox *inbox,
948 		     struct mlx4_cmd_mailbox *outbox,
949 		     struct mlx4_cmd_info *cmd);
950 int __mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align,
951 			    int *base);
952 void __mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt);
953 int __mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac);
954 void __mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac);
955 int __mlx4_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt,
956 		     int start_index, int npages, u64 *page_list);
957 int __mlx4_counter_alloc(struct mlx4_dev *dev, u32 *idx);
958 void __mlx4_counter_free(struct mlx4_dev *dev, u32 idx);
959 int __mlx4_xrcd_alloc(struct mlx4_dev *dev, u32 *xrcdn);
960 void __mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn);
961 
962 void mlx4_start_catas_poll(struct mlx4_dev *dev);
963 void mlx4_stop_catas_poll(struct mlx4_dev *dev);
964 void mlx4_catas_init(void);
965 int mlx4_restart_one(struct pci_dev *pdev);
966 int mlx4_register_device(struct mlx4_dev *dev);
967 void mlx4_unregister_device(struct mlx4_dev *dev);
968 void mlx4_dispatch_event(struct mlx4_dev *dev, enum mlx4_dev_event type,
969 			 unsigned long param);
970 
971 struct mlx4_dev_cap;
972 struct mlx4_init_hca_param;
973 
974 u64 mlx4_make_profile(struct mlx4_dev *dev,
975 		      struct mlx4_profile *request,
976 		      struct mlx4_dev_cap *dev_cap,
977 		      struct mlx4_init_hca_param *init_hca);
978 void mlx4_master_comm_channel(struct work_struct *work);
979 void mlx4_gen_slave_eqe(struct work_struct *work);
980 void mlx4_master_handle_slave_flr(struct work_struct *work);
981 
982 int mlx4_ALLOC_RES_wrapper(struct mlx4_dev *dev, int slave,
983 			   struct mlx4_vhcr *vhcr,
984 			   struct mlx4_cmd_mailbox *inbox,
985 			   struct mlx4_cmd_mailbox *outbox,
986 			   struct mlx4_cmd_info *cmd);
987 int mlx4_FREE_RES_wrapper(struct mlx4_dev *dev, int slave,
988 			  struct mlx4_vhcr *vhcr,
989 			  struct mlx4_cmd_mailbox *inbox,
990 			  struct mlx4_cmd_mailbox *outbox,
991 			  struct mlx4_cmd_info *cmd);
992 int mlx4_MAP_EQ_wrapper(struct mlx4_dev *dev, int slave,
993 			struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox,
994 			struct mlx4_cmd_mailbox *outbox,
995 			struct mlx4_cmd_info *cmd);
996 int mlx4_COMM_INT_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_EQ_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_EQ_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_CQ_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_HW2SW_CQ_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_QUERY_CQ_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_MODIFY_CQ_wrapper(struct mlx4_dev *dev, int slave,
1027 			  struct mlx4_vhcr *vhcr,
1028 			  struct mlx4_cmd_mailbox *inbox,
1029 			  struct mlx4_cmd_mailbox *outbox,
1030 			   struct mlx4_cmd_info *cmd);
1031 int mlx4_SW2HW_SRQ_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 int mlx4_HW2SW_SRQ_wrapper(struct mlx4_dev *dev, int slave,
1037 			   struct mlx4_vhcr *vhcr,
1038 			   struct mlx4_cmd_mailbox *inbox,
1039 			   struct mlx4_cmd_mailbox *outbox,
1040 			   struct mlx4_cmd_info *cmd);
1041 int mlx4_QUERY_SRQ_wrapper(struct mlx4_dev *dev, int slave,
1042 			   struct mlx4_vhcr *vhcr,
1043 			   struct mlx4_cmd_mailbox *inbox,
1044 			   struct mlx4_cmd_mailbox *outbox,
1045 			   struct mlx4_cmd_info *cmd);
1046 int mlx4_ARM_SRQ_wrapper(struct mlx4_dev *dev, int slave,
1047 			 struct mlx4_vhcr *vhcr,
1048 			 struct mlx4_cmd_mailbox *inbox,
1049 			 struct mlx4_cmd_mailbox *outbox,
1050 			 struct mlx4_cmd_info *cmd);
1051 int mlx4_GEN_QP_wrapper(struct mlx4_dev *dev, int slave,
1052 			struct mlx4_vhcr *vhcr,
1053 			struct mlx4_cmd_mailbox *inbox,
1054 			struct mlx4_cmd_mailbox *outbox,
1055 			struct mlx4_cmd_info *cmd);
1056 int mlx4_RST2INIT_QP_wrapper(struct mlx4_dev *dev, int slave,
1057 			     struct mlx4_vhcr *vhcr,
1058 			     struct mlx4_cmd_mailbox *inbox,
1059 			     struct mlx4_cmd_mailbox *outbox,
1060 			     struct mlx4_cmd_info *cmd);
1061 int mlx4_INIT2INIT_QP_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_INIT2RTR_QP_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_RTR2RTS_QP_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 int mlx4_RTS2RTS_QP_wrapper(struct mlx4_dev *dev, int slave,
1077 			    struct mlx4_vhcr *vhcr,
1078 			    struct mlx4_cmd_mailbox *inbox,
1079 			    struct mlx4_cmd_mailbox *outbox,
1080 			    struct mlx4_cmd_info *cmd);
1081 int mlx4_SQERR2RTS_QP_wrapper(struct mlx4_dev *dev, int slave,
1082 			      struct mlx4_vhcr *vhcr,
1083 			      struct mlx4_cmd_mailbox *inbox,
1084 			      struct mlx4_cmd_mailbox *outbox,
1085 			      struct mlx4_cmd_info *cmd);
1086 int mlx4_2ERR_QP_wrapper(struct mlx4_dev *dev, int slave,
1087 			 struct mlx4_vhcr *vhcr,
1088 			 struct mlx4_cmd_mailbox *inbox,
1089 			 struct mlx4_cmd_mailbox *outbox,
1090 			 struct mlx4_cmd_info *cmd);
1091 int mlx4_RTS2SQD_QP_wrapper(struct mlx4_dev *dev, int slave,
1092 			    struct mlx4_vhcr *vhcr,
1093 			    struct mlx4_cmd_mailbox *inbox,
1094 			    struct mlx4_cmd_mailbox *outbox,
1095 			    struct mlx4_cmd_info *cmd);
1096 int mlx4_SQD2SQD_QP_wrapper(struct mlx4_dev *dev, int slave,
1097 			    struct mlx4_vhcr *vhcr,
1098 			    struct mlx4_cmd_mailbox *inbox,
1099 			    struct mlx4_cmd_mailbox *outbox,
1100 			    struct mlx4_cmd_info *cmd);
1101 int mlx4_SQD2RTS_QP_wrapper(struct mlx4_dev *dev, int slave,
1102 			    struct mlx4_vhcr *vhcr,
1103 			    struct mlx4_cmd_mailbox *inbox,
1104 			    struct mlx4_cmd_mailbox *outbox,
1105 			    struct mlx4_cmd_info *cmd);
1106 int mlx4_2RST_QP_wrapper(struct mlx4_dev *dev, int slave,
1107 			 struct mlx4_vhcr *vhcr,
1108 			 struct mlx4_cmd_mailbox *inbox,
1109 			 struct mlx4_cmd_mailbox *outbox,
1110 			 struct mlx4_cmd_info *cmd);
1111 int mlx4_QUERY_QP_wrapper(struct mlx4_dev *dev, int slave,
1112 			  struct mlx4_vhcr *vhcr,
1113 			  struct mlx4_cmd_mailbox *inbox,
1114 			  struct mlx4_cmd_mailbox *outbox,
1115 			  struct mlx4_cmd_info *cmd);
1116 
1117 int mlx4_GEN_EQE(struct mlx4_dev *dev, int slave, struct mlx4_eqe *eqe);
1118 
1119 int mlx4_cmd_init(struct mlx4_dev *dev);
1120 void mlx4_cmd_cleanup(struct mlx4_dev *dev);
1121 int mlx4_multi_func_init(struct mlx4_dev *dev);
1122 void mlx4_multi_func_cleanup(struct mlx4_dev *dev);
1123 void mlx4_cmd_event(struct mlx4_dev *dev, u16 token, u8 status, u64 out_param);
1124 int mlx4_cmd_use_events(struct mlx4_dev *dev);
1125 void mlx4_cmd_use_polling(struct mlx4_dev *dev);
1126 
1127 int mlx4_comm_cmd(struct mlx4_dev *dev, u8 cmd, u16 param,
1128 		  unsigned long timeout);
1129 
1130 void mlx4_cq_completion(struct mlx4_dev *dev, u32 cqn);
1131 void mlx4_cq_event(struct mlx4_dev *dev, u32 cqn, int event_type);
1132 
1133 void mlx4_qp_event(struct mlx4_dev *dev, u32 qpn, int event_type);
1134 
1135 void mlx4_srq_event(struct mlx4_dev *dev, u32 srqn, int event_type);
1136 
1137 void mlx4_handle_catas_err(struct mlx4_dev *dev);
1138 
1139 int mlx4_SENSE_PORT(struct mlx4_dev *dev, int port,
1140 		    enum mlx4_port_type *type);
1141 void mlx4_do_sense_ports(struct mlx4_dev *dev,
1142 			 enum mlx4_port_type *stype,
1143 			 enum mlx4_port_type *defaults);
1144 void mlx4_start_sense(struct mlx4_dev *dev);
1145 void mlx4_stop_sense(struct mlx4_dev *dev);
1146 void mlx4_sense_init(struct mlx4_dev *dev);
1147 int mlx4_check_port_params(struct mlx4_dev *dev,
1148 			   enum mlx4_port_type *port_type);
1149 int mlx4_change_port_types(struct mlx4_dev *dev,
1150 			   enum mlx4_port_type *port_types);
1151 
1152 void mlx4_init_mac_table(struct mlx4_dev *dev, struct mlx4_mac_table *table);
1153 void mlx4_init_vlan_table(struct mlx4_dev *dev, struct mlx4_vlan_table *table);
1154 void mlx4_init_roce_gid_table(struct mlx4_dev *dev,
1155 			      struct mlx4_roce_gid_table *table);
1156 void __mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, u16 vlan);
1157 int __mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index);
1158 
1159 int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port, int pkey_tbl_sz);
1160 /* resource tracker functions*/
1161 int mlx4_get_slave_from_resource_id(struct mlx4_dev *dev,
1162 				    enum mlx4_resource resource_type,
1163 				    u64 resource_id, int *slave);
1164 void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave_id);
1165 void mlx4_reset_roce_gids(struct mlx4_dev *dev, int slave);
1166 int mlx4_init_resource_tracker(struct mlx4_dev *dev);
1167 
1168 void mlx4_free_resource_tracker(struct mlx4_dev *dev,
1169 				enum mlx4_res_tracker_free_type type);
1170 
1171 int mlx4_QUERY_FW_wrapper(struct mlx4_dev *dev, int slave,
1172 			  struct mlx4_vhcr *vhcr,
1173 			  struct mlx4_cmd_mailbox *inbox,
1174 			  struct mlx4_cmd_mailbox *outbox,
1175 			  struct mlx4_cmd_info *cmd);
1176 int mlx4_SET_PORT_wrapper(struct mlx4_dev *dev, int slave,
1177 			  struct mlx4_vhcr *vhcr,
1178 			  struct mlx4_cmd_mailbox *inbox,
1179 			  struct mlx4_cmd_mailbox *outbox,
1180 			  struct mlx4_cmd_info *cmd);
1181 int mlx4_INIT_PORT_wrapper(struct mlx4_dev *dev, int slave,
1182 			   struct mlx4_vhcr *vhcr,
1183 			   struct mlx4_cmd_mailbox *inbox,
1184 			   struct mlx4_cmd_mailbox *outbox,
1185 			   struct mlx4_cmd_info *cmd);
1186 int mlx4_CLOSE_PORT_wrapper(struct mlx4_dev *dev, int slave,
1187 			    struct mlx4_vhcr *vhcr,
1188 			    struct mlx4_cmd_mailbox *inbox,
1189 			    struct mlx4_cmd_mailbox *outbox,
1190 			    struct mlx4_cmd_info *cmd);
1191 int mlx4_QUERY_DEV_CAP_wrapper(struct mlx4_dev *dev, int slave,
1192 			       struct mlx4_vhcr *vhcr,
1193 			       struct mlx4_cmd_mailbox *inbox,
1194 			       struct mlx4_cmd_mailbox *outbox,
1195 			       struct mlx4_cmd_info *cmd);
1196 int mlx4_QUERY_PORT_wrapper(struct mlx4_dev *dev, int slave,
1197 			    struct mlx4_vhcr *vhcr,
1198 			    struct mlx4_cmd_mailbox *inbox,
1199 			    struct mlx4_cmd_mailbox *outbox,
1200 			    struct mlx4_cmd_info *cmd);
1201 int mlx4_get_port_ib_caps(struct mlx4_dev *dev, u8 port, __be32 *caps);
1202 
1203 int mlx4_get_slave_pkey_gid_tbl_len(struct mlx4_dev *dev, u8 port,
1204 				    int *gid_tbl_len, int *pkey_tbl_len);
1205 
1206 int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
1207 			   struct mlx4_vhcr *vhcr,
1208 			   struct mlx4_cmd_mailbox *inbox,
1209 			   struct mlx4_cmd_mailbox *outbox,
1210 			   struct mlx4_cmd_info *cmd);
1211 
1212 int mlx4_UPDATE_QP_wrapper(struct mlx4_dev *dev, int slave,
1213 			   struct mlx4_vhcr *vhcr,
1214 			   struct mlx4_cmd_mailbox *inbox,
1215 			   struct mlx4_cmd_mailbox *outbox,
1216 			   struct mlx4_cmd_info *cmd);
1217 
1218 int mlx4_PROMISC_wrapper(struct mlx4_dev *dev, int slave,
1219 			 struct mlx4_vhcr *vhcr,
1220 			 struct mlx4_cmd_mailbox *inbox,
1221 			 struct mlx4_cmd_mailbox *outbox,
1222 			 struct mlx4_cmd_info *cmd);
1223 int mlx4_qp_detach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
1224 			  enum mlx4_protocol prot, enum mlx4_steer_type steer);
1225 int mlx4_qp_attach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
1226 			  int block_mcast_loopback, enum mlx4_protocol prot,
1227 			  enum mlx4_steer_type steer);
1228 int mlx4_trans_to_dmfs_attach(struct mlx4_dev *dev, struct mlx4_qp *qp,
1229 			      u8 gid[16], u8 port,
1230 			      int block_mcast_loopback,
1231 			      enum mlx4_protocol prot, u64 *reg_id);
1232 int mlx4_SET_MCAST_FLTR_wrapper(struct mlx4_dev *dev, int slave,
1233 				struct mlx4_vhcr *vhcr,
1234 				struct mlx4_cmd_mailbox *inbox,
1235 				struct mlx4_cmd_mailbox *outbox,
1236 				struct mlx4_cmd_info *cmd);
1237 int mlx4_SET_VLAN_FLTR_wrapper(struct mlx4_dev *dev, int slave,
1238 			       struct mlx4_vhcr *vhcr,
1239 			       struct mlx4_cmd_mailbox *inbox,
1240 			       struct mlx4_cmd_mailbox *outbox,
1241 			       struct mlx4_cmd_info *cmd);
1242 int mlx4_common_set_vlan_fltr(struct mlx4_dev *dev, int function,
1243 				     int port, void *buf);
1244 int mlx4_common_dump_eth_stats(struct mlx4_dev *dev, int slave, u32 in_mod,
1245 				struct mlx4_cmd_mailbox *outbox);
1246 int mlx4_DUMP_ETH_STATS_wrapper(struct mlx4_dev *dev, int slave,
1247 				   struct mlx4_vhcr *vhcr,
1248 				   struct mlx4_cmd_mailbox *inbox,
1249 				   struct mlx4_cmd_mailbox *outbox,
1250 				struct mlx4_cmd_info *cmd);
1251 int mlx4_PKEY_TABLE_wrapper(struct mlx4_dev *dev, int slave,
1252 			    struct mlx4_vhcr *vhcr,
1253 			    struct mlx4_cmd_mailbox *inbox,
1254 			    struct mlx4_cmd_mailbox *outbox,
1255 			    struct mlx4_cmd_info *cmd);
1256 int mlx4_QUERY_IF_STAT_wrapper(struct mlx4_dev *dev, int slave,
1257 			       struct mlx4_vhcr *vhcr,
1258 			       struct mlx4_cmd_mailbox *inbox,
1259 			       struct mlx4_cmd_mailbox *outbox,
1260 			       struct mlx4_cmd_info *cmd);
1261 int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
1262 					 struct mlx4_vhcr *vhcr,
1263 					 struct mlx4_cmd_mailbox *inbox,
1264 					 struct mlx4_cmd_mailbox *outbox,
1265 					 struct mlx4_cmd_info *cmd);
1266 int mlx4_QP_FLOW_STEERING_DETACH_wrapper(struct mlx4_dev *dev, int slave,
1267 					 struct mlx4_vhcr *vhcr,
1268 					 struct mlx4_cmd_mailbox *inbox,
1269 					 struct mlx4_cmd_mailbox *outbox,
1270 					 struct mlx4_cmd_info *cmd);
1271 
1272 int mlx4_get_mgm_entry_size(struct mlx4_dev *dev);
1273 int mlx4_get_qp_per_mgm(struct mlx4_dev *dev);
1274 
1275 static inline void set_param_l(u64 *arg, u32 val)
1276 {
1277 	*arg = (*arg & 0xffffffff00000000ULL) | (u64) val;
1278 }
1279 
1280 static inline void set_param_h(u64 *arg, u32 val)
1281 {
1282 	*arg = (*arg & 0xffffffff) | ((u64) val << 32);
1283 }
1284 
1285 static inline u32 get_param_l(u64 *arg)
1286 {
1287 	return (u32) (*arg & 0xffffffff);
1288 }
1289 
1290 static inline u32 get_param_h(u64 *arg)
1291 {
1292 	return (u32)(*arg >> 32);
1293 }
1294 
1295 static inline spinlock_t *mlx4_tlock(struct mlx4_dev *dev)
1296 {
1297 	return &mlx4_priv(dev)->mfunc.master.res_tracker.lock;
1298 }
1299 
1300 #define NOT_MASKED_PD_BITS 17
1301 
1302 void mlx4_vf_immed_vlan_work_handler(struct work_struct *_work);
1303 
1304 void mlx4_init_quotas(struct mlx4_dev *dev);
1305 
1306 int mlx4_get_slave_num_gids(struct mlx4_dev *dev, int slave, int port);
1307 /* Returns the VF index of slave */
1308 int mlx4_get_vf_indx(struct mlx4_dev *dev, int slave);
1309 
1310 #endif /* MLX4_H */
1311