xref: /openbmc/linux/drivers/infiniband/hw/qedr/qedr.h (revision 732e73bd)
1 /* QLogic qedr NIC Driver
2  * Copyright (c) 2015-2016  QLogic Corporation
3  *
4  * This software is available to you under a choice of one of two
5  * licenses.  You may choose to be licensed under the terms of the GNU
6  * General Public License (GPL) Version 2, available from the file
7  * COPYING in the main directory of this source tree, or the
8  * OpenIB.org BSD license below:
9  *
10  *     Redistribution and use in source and binary forms, with or
11  *     without modification, are permitted provided that the following
12  *     conditions are met:
13  *
14  *      - Redistributions of source code must retain the above
15  *        copyright notice, this list of conditions and the following
16  *        disclaimer.
17  *
18  *      - Redistributions in binary form must reproduce the above
19  *        copyright notice, this list of conditions and the following
20  *        disclaimer in the documentation and /or other materials
21  *        provided with the distribution.
22  *
23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30  * SOFTWARE.
31  */
32 #ifndef __QEDR_H__
33 #define __QEDR_H__
34 
35 #include <linux/pci.h>
36 #include <linux/xarray.h>
37 #include <rdma/ib_addr.h>
38 #include <linux/qed/qed_if.h>
39 #include <linux/qed/qed_chain.h>
40 #include <linux/qed/qed_rdma_if.h>
41 #include <linux/qed/qede_rdma.h>
42 #include <linux/qed/roce_common.h>
43 #include <linux/completion.h>
44 #include "qedr_hsi_rdma.h"
45 
46 #define QEDR_NODE_DESC "QLogic 579xx RoCE HCA"
47 #define DP_NAME(_dev) dev_name(&(_dev)->ibdev.dev)
48 #define IS_IWARP(_dev) ((_dev)->rdma_type == QED_RDMA_TYPE_IWARP)
49 #define IS_ROCE(_dev) ((_dev)->rdma_type == QED_RDMA_TYPE_ROCE)
50 
51 #define DP_DEBUG(dev, module, fmt, ...)					\
52 	pr_debug("(%s) " module ": " fmt,				\
53 		 DP_NAME(dev) ? DP_NAME(dev) : "", ## __VA_ARGS__)
54 
55 #define QEDR_MSG_INIT "INIT"
56 #define QEDR_MSG_MISC "MISC"
57 #define QEDR_MSG_CQ   "  CQ"
58 #define QEDR_MSG_MR   "  MR"
59 #define QEDR_MSG_RQ   "  RQ"
60 #define QEDR_MSG_SQ   "  SQ"
61 #define QEDR_MSG_QP   "  QP"
62 #define QEDR_MSG_SRQ  " SRQ"
63 #define QEDR_MSG_GSI  " GSI"
64 #define QEDR_MSG_IWARP  " IW"
65 
66 #define QEDR_CQ_MAGIC_NUMBER	(0x11223344)
67 
68 #define FW_PAGE_SIZE		(RDMA_RING_PAGE_SIZE)
69 #define FW_PAGE_SHIFT		(12)
70 
71 struct qedr_dev;
72 
73 struct qedr_cnq {
74 	struct qedr_dev		*dev;
75 	struct qed_chain	pbl;
76 	struct qed_sb_info	*sb;
77 	char			name[32];
78 	u64			n_comp;
79 	__le16			*hw_cons_ptr;
80 	u8			index;
81 };
82 
83 #define QEDR_MAX_SGID 128
84 
85 struct qedr_device_attr {
86 	u32	vendor_id;
87 	u32	vendor_part_id;
88 	u32	hw_ver;
89 	u64	fw_ver;
90 	u64	node_guid;
91 	u64	sys_image_guid;
92 	u8	max_cnq;
93 	u8	max_sge;
94 	u16	max_inline;
95 	u32	max_sqe;
96 	u32	max_rqe;
97 	u8	max_qp_resp_rd_atomic_resc;
98 	u8	max_qp_req_rd_atomic_resc;
99 	u64	max_dev_resp_rd_atomic_resc;
100 	u32	max_cq;
101 	u32	max_qp;
102 	u32	max_mr;
103 	u64	max_mr_size;
104 	u32	max_cqe;
105 	u32	max_mw;
106 	u32	max_mr_mw_fmr_pbl;
107 	u64	max_mr_mw_fmr_size;
108 	u32	max_pd;
109 	u32	max_ah;
110 	u8	max_pkey;
111 	u32	max_srq;
112 	u32	max_srq_wr;
113 	u8	max_srq_sge;
114 	u8	max_stats_queues;
115 	u32	dev_caps;
116 
117 	u64	page_size_caps;
118 	u8	dev_ack_delay;
119 	u32	reserved_lkey;
120 	u32	bad_pkey_counter;
121 	struct qed_rdma_events events;
122 };
123 
124 #define QEDR_ENET_STATE_BIT	(0)
125 
126 struct qedr_dev {
127 	struct ib_device	ibdev;
128 	struct qed_dev		*cdev;
129 	struct pci_dev		*pdev;
130 	struct net_device	*ndev;
131 
132 	enum ib_atomic_cap	atomic_cap;
133 
134 	void *rdma_ctx;
135 	struct qedr_device_attr attr;
136 
137 	const struct qed_rdma_ops *ops;
138 	struct qed_int_info	int_info;
139 
140 	struct qed_sb_info	*sb_array;
141 	struct qedr_cnq		*cnq_array;
142 	int			num_cnq;
143 	int			sb_start;
144 
145 	void __iomem		*db_addr;
146 	u64			db_phys_addr;
147 	u32			db_size;
148 	u16			dpi;
149 
150 	union ib_gid *sgid_tbl;
151 
152 	/* Lock for sgid table */
153 	spinlock_t sgid_lock;
154 
155 	u64			guid;
156 
157 	u32			dp_module;
158 	u8			dp_level;
159 	u8			num_hwfns;
160 #define QEDR_IS_CMT(dev)        ((dev)->num_hwfns > 1)
161 	u8			affin_hwfn_idx;
162 	u8			gsi_ll2_handle;
163 
164 	uint			wq_multiplier;
165 	u8			gsi_ll2_mac_address[ETH_ALEN];
166 	int			gsi_qp_created;
167 	struct qedr_cq		*gsi_sqcq;
168 	struct qedr_cq		*gsi_rqcq;
169 	struct qedr_qp		*gsi_qp;
170 	enum qed_rdma_type	rdma_type;
171 	struct xarray		qps;
172 	struct xarray		srqs;
173 	struct workqueue_struct *iwarp_wq;
174 	u16			iwarp_max_mtu;
175 
176 	unsigned long enet_state;
177 
178 	u8 user_dpm_enabled;
179 };
180 
181 #define QEDR_MAX_SQ_PBL			(0x8000)
182 #define QEDR_MAX_SQ_PBL_ENTRIES		(0x10000 / sizeof(void *))
183 #define QEDR_SQE_ELEMENT_SIZE		(sizeof(struct rdma_sq_sge))
184 #define QEDR_MAX_SQE_ELEMENTS_PER_SQE	(ROCE_REQ_MAX_SINGLE_SQ_WQE_SIZE / \
185 					 QEDR_SQE_ELEMENT_SIZE)
186 #define QEDR_MAX_SQE_ELEMENTS_PER_PAGE	((RDMA_RING_PAGE_SIZE) / \
187 					 QEDR_SQE_ELEMENT_SIZE)
188 #define QEDR_MAX_SQE			((QEDR_MAX_SQ_PBL_ENTRIES) *\
189 					 (RDMA_RING_PAGE_SIZE) / \
190 					 (QEDR_SQE_ELEMENT_SIZE) /\
191 					 (QEDR_MAX_SQE_ELEMENTS_PER_SQE))
192 /* RQ */
193 #define QEDR_MAX_RQ_PBL			(0x2000)
194 #define QEDR_MAX_RQ_PBL_ENTRIES		(0x10000 / sizeof(void *))
195 #define QEDR_RQE_ELEMENT_SIZE		(sizeof(struct rdma_rq_sge))
196 #define QEDR_MAX_RQE_ELEMENTS_PER_RQE	(RDMA_MAX_SGE_PER_RQ_WQE)
197 #define QEDR_MAX_RQE_ELEMENTS_PER_PAGE	((RDMA_RING_PAGE_SIZE) / \
198 					 QEDR_RQE_ELEMENT_SIZE)
199 #define QEDR_MAX_RQE			((QEDR_MAX_RQ_PBL_ENTRIES) *\
200 					 (RDMA_RING_PAGE_SIZE) / \
201 					 (QEDR_RQE_ELEMENT_SIZE) /\
202 					 (QEDR_MAX_RQE_ELEMENTS_PER_RQE))
203 
204 #define QEDR_CQE_SIZE	(sizeof(union rdma_cqe))
205 #define QEDR_MAX_CQE_PBL_SIZE (512 * 1024)
206 #define QEDR_MAX_CQE_PBL_ENTRIES (((QEDR_MAX_CQE_PBL_SIZE) / \
207 				  sizeof(u64)) - 1)
208 #define QEDR_MAX_CQES ((u32)((QEDR_MAX_CQE_PBL_ENTRIES) * \
209 			     (QED_CHAIN_PAGE_SIZE) / QEDR_CQE_SIZE))
210 
211 #define QEDR_ROCE_MAX_CNQ_SIZE		(0x4000)
212 
213 #define QEDR_MAX_PORT			(1)
214 #define QEDR_PORT			(1)
215 
216 #define QEDR_UVERBS(CMD_NAME) (1ull << IB_USER_VERBS_CMD_##CMD_NAME)
217 
218 #define QEDR_ROCE_PKEY_MAX 1
219 #define QEDR_ROCE_PKEY_TABLE_LEN 1
220 #define QEDR_ROCE_PKEY_DEFAULT 0xffff
221 
222 struct qedr_pbl {
223 	struct list_head list_entry;
224 	void *va;
225 	dma_addr_t pa;
226 };
227 
228 struct qedr_ucontext {
229 	struct ib_ucontext ibucontext;
230 	struct qedr_dev *dev;
231 	struct qedr_pd *pd;
232 	void __iomem *dpi_addr;
233 	struct rdma_user_mmap_entry *db_mmap_entry;
234 	u64 dpi_phys_addr;
235 	u32 dpi_size;
236 	u16 dpi;
237 	bool db_rec;
238 	u8 edpm_mode;
239 };
240 
241 union db_prod32 {
242 	struct rdma_pwm_val16_data data;
243 	u32 raw;
244 };
245 
246 union db_prod64 {
247 	struct rdma_pwm_val32_data data;
248 	u64 raw;
249 };
250 
251 enum qedr_cq_type {
252 	QEDR_CQ_TYPE_GSI,
253 	QEDR_CQ_TYPE_KERNEL,
254 	QEDR_CQ_TYPE_USER,
255 };
256 
257 struct qedr_pbl_info {
258 	u32 num_pbls;
259 	u32 num_pbes;
260 	u32 pbl_size;
261 	u32 pbe_size;
262 	bool two_layered;
263 };
264 
265 struct qedr_userq {
266 	struct ib_umem *umem;
267 	struct qedr_pbl_info pbl_info;
268 	struct qedr_pbl *pbl_tbl;
269 	u64 buf_addr;
270 	size_t buf_len;
271 
272 	/* doorbell recovery */
273 	void __iomem *db_addr;
274 	struct qedr_user_db_rec *db_rec_data;
275 	struct rdma_user_mmap_entry *db_mmap_entry;
276 	void __iomem *db_rec_db2_addr;
277 	union db_prod32 db_rec_db2_data;
278 };
279 
280 struct qedr_cq {
281 	struct ib_cq ibcq;
282 
283 	enum qedr_cq_type cq_type;
284 	u32 sig;
285 
286 	u16 icid;
287 
288 	/* Lock to protect multiplem CQ's */
289 	spinlock_t cq_lock;
290 	u8 arm_flags;
291 	struct qed_chain pbl;
292 
293 	void __iomem *db_addr;
294 	union db_prod64 db;
295 
296 	u8 pbl_toggle;
297 	union rdma_cqe *latest_cqe;
298 	union rdma_cqe *toggle_cqe;
299 
300 	u32 cq_cons;
301 
302 	struct qedr_userq q;
303 	u8 destroyed;
304 	u16 cnq_notif;
305 };
306 
307 struct qedr_pd {
308 	struct ib_pd ibpd;
309 	u32 pd_id;
310 	struct qedr_ucontext *uctx;
311 };
312 
313 struct qedr_xrcd {
314 	struct ib_xrcd ibxrcd;
315 	u16 xrcd_id;
316 };
317 
318 struct qedr_qp_hwq_info {
319 	/* WQE Elements */
320 	struct qed_chain pbl;
321 	u64 p_phys_addr_tbl;
322 	u32 max_sges;
323 
324 	/* WQE */
325 	u16 prod;
326 	u16 cons;
327 	u16 wqe_cons;
328 	u16 gsi_cons;
329 	u16 max_wr;
330 
331 	/* DB */
332 	void __iomem *db;
333 	union db_prod32 db_data;
334 
335 	void __iomem *iwarp_db2;
336 	union db_prod32 iwarp_db2_data;
337 };
338 
339 #define QEDR_INC_SW_IDX(p_info, index)					\
340 	do {								\
341 		p_info->index = (p_info->index + 1) &			\
342 				qed_chain_get_capacity(p_info->pbl)	\
343 	} while (0)
344 
345 struct qedr_srq_hwq_info {
346 	u32 max_sges;
347 	u32 max_wr;
348 	struct qed_chain pbl;
349 	u64 p_phys_addr_tbl;
350 	u32 wqe_prod;
351 	u32 sge_prod;
352 	u32 wr_prod_cnt;
353 	atomic_t wr_cons_cnt;
354 	u32 num_elems;
355 
356 	struct rdma_srq_producers *virt_prod_pair_addr;
357 	dma_addr_t phy_prod_pair_addr;
358 };
359 
360 struct qedr_srq {
361 	struct ib_srq ibsrq;
362 	struct qedr_dev *dev;
363 
364 	struct qedr_userq	usrq;
365 	struct qedr_srq_hwq_info hw_srq;
366 	struct ib_umem *prod_umem;
367 	u16 srq_id;
368 	u32 srq_limit;
369 	bool is_xrc;
370 	/* lock to protect srq recv post */
371 	spinlock_t lock;
372 };
373 
374 enum qedr_qp_err_bitmap {
375 	QEDR_QP_ERR_SQ_FULL = 1,
376 	QEDR_QP_ERR_RQ_FULL = 2,
377 	QEDR_QP_ERR_BAD_SR = 4,
378 	QEDR_QP_ERR_BAD_RR = 8,
379 	QEDR_QP_ERR_SQ_PBL_FULL = 16,
380 	QEDR_QP_ERR_RQ_PBL_FULL = 32,
381 };
382 
383 enum qedr_qp_create_type {
384 	QEDR_QP_CREATE_NONE,
385 	QEDR_QP_CREATE_USER,
386 	QEDR_QP_CREATE_KERNEL,
387 };
388 
389 enum qedr_iwarp_cm_flags {
390 	QEDR_IWARP_CM_WAIT_FOR_CONNECT    = BIT(0),
391 	QEDR_IWARP_CM_WAIT_FOR_DISCONNECT = BIT(1),
392 };
393 
394 struct qedr_qp {
395 	struct ib_qp ibqp;	/* must be first */
396 	struct qedr_dev *dev;
397 	struct qedr_qp_hwq_info sq;
398 	struct qedr_qp_hwq_info rq;
399 
400 	u32 max_inline_data;
401 
402 	/* Lock for QP's */
403 	spinlock_t q_lock;
404 	struct qedr_cq *sq_cq;
405 	struct qedr_cq *rq_cq;
406 	struct qedr_srq *srq;
407 	enum qed_roce_qp_state state;
408 	u32 id;
409 	struct qedr_pd *pd;
410 	enum ib_qp_type qp_type;
411 	enum qedr_qp_create_type create_type;
412 	struct qed_rdma_qp *qed_qp;
413 	u32 qp_id;
414 	u16 icid;
415 	u16 mtu;
416 	int sgid_idx;
417 	u32 rq_psn;
418 	u32 sq_psn;
419 	u32 qkey;
420 	u32 dest_qp_num;
421 	u8 timeout;
422 
423 	/* Relevant to qps created from kernel space only (ULPs) */
424 	u8 prev_wqe_size;
425 	u16 wqe_cons;
426 	u32 err_bitmap;
427 	bool signaled;
428 
429 	/* SQ shadow */
430 	struct {
431 		u64 wr_id;
432 		enum ib_wc_opcode opcode;
433 		u32 bytes_len;
434 		u8 wqe_size;
435 		bool signaled;
436 		dma_addr_t icrc_mapping;
437 		u32 *icrc;
438 		struct qedr_mr *mr;
439 	} *wqe_wr_id;
440 
441 	/* RQ shadow */
442 	struct {
443 		u64 wr_id;
444 		struct ib_sge sg_list[RDMA_MAX_SGE_PER_RQ_WQE];
445 		u8 wqe_size;
446 
447 		u8 smac[ETH_ALEN];
448 		u16 vlan;
449 		int rc;
450 	} *rqe_wr_id;
451 
452 	/* Relevant to qps created from user space only (applications) */
453 	struct qedr_userq usq;
454 	struct qedr_userq urq;
455 
456 	/* synchronization objects used with iwarp ep */
457 	struct kref refcnt;
458 	struct completion iwarp_cm_comp;
459 	struct completion qp_rel_comp;
460 	unsigned long iwarp_cm_flags; /* enum iwarp_cm_flags */
461 };
462 
463 struct qedr_ah {
464 	struct ib_ah ibah;
465 	struct rdma_ah_attr attr;
466 };
467 
468 enum qedr_mr_type {
469 	QEDR_MR_USER,
470 	QEDR_MR_KERNEL,
471 	QEDR_MR_DMA,
472 	QEDR_MR_FRMR,
473 };
474 
475 struct mr_info {
476 	struct qedr_pbl *pbl_table;
477 	struct qedr_pbl_info pbl_info;
478 	struct list_head free_pbl_list;
479 	struct list_head inuse_pbl_list;
480 	u32 completed;
481 	u32 completed_handled;
482 };
483 
484 struct qedr_mr {
485 	struct ib_mr ibmr;
486 	struct ib_umem *umem;
487 
488 	struct qed_rdma_register_tid_in_params hw_mr;
489 	enum qedr_mr_type type;
490 
491 	struct qedr_dev *dev;
492 	struct mr_info info;
493 
494 	u64 *pages;
495 	u32 npages;
496 };
497 
498 struct qedr_user_mmap_entry {
499 	struct rdma_user_mmap_entry rdma_entry;
500 	struct qedr_dev *dev;
501 	union {
502 		u64 io_address;
503 		void *address;
504 	};
505 	size_t length;
506 	u16 dpi;
507 	u8 mmap_flag;
508 };
509 
510 #define SET_FIELD2(value, name, flag) ((value) |= ((flag) << (name ## _SHIFT)))
511 
512 #define QEDR_RESP_IMM	(RDMA_CQE_RESPONDER_IMM_FLG_MASK << \
513 			 RDMA_CQE_RESPONDER_IMM_FLG_SHIFT)
514 #define QEDR_RESP_RDMA	(RDMA_CQE_RESPONDER_RDMA_FLG_MASK << \
515 			 RDMA_CQE_RESPONDER_RDMA_FLG_SHIFT)
516 #define QEDR_RESP_INV	(RDMA_CQE_RESPONDER_INV_FLG_MASK << \
517 			 RDMA_CQE_RESPONDER_INV_FLG_SHIFT)
518 
qedr_inc_sw_cons(struct qedr_qp_hwq_info * info)519 static inline void qedr_inc_sw_cons(struct qedr_qp_hwq_info *info)
520 {
521 	info->cons = (info->cons + 1) % info->max_wr;
522 	info->wqe_cons++;
523 }
524 
qedr_inc_sw_prod(struct qedr_qp_hwq_info * info)525 static inline void qedr_inc_sw_prod(struct qedr_qp_hwq_info *info)
526 {
527 	info->prod = (info->prod + 1) % info->max_wr;
528 }
529 
qedr_get_dmac(struct qedr_dev * dev,struct rdma_ah_attr * ah_attr,u8 * mac_addr)530 static inline int qedr_get_dmac(struct qedr_dev *dev,
531 				struct rdma_ah_attr *ah_attr, u8 *mac_addr)
532 {
533 	union ib_gid zero_sgid = { { 0 } };
534 	struct in6_addr in6;
535 	const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr);
536 	u8 *dmac;
537 
538 	if (!memcmp(&grh->dgid, &zero_sgid, sizeof(union ib_gid))) {
539 		DP_ERR(dev, "Local port GID not supported\n");
540 		eth_zero_addr(mac_addr);
541 		return -EINVAL;
542 	}
543 
544 	memcpy(&in6, grh->dgid.raw, sizeof(in6));
545 	dmac = rdma_ah_retrieve_dmac(ah_attr);
546 	if (!dmac)
547 		return -EINVAL;
548 	ether_addr_copy(mac_addr, dmac);
549 
550 	return 0;
551 }
552 
553 struct qedr_iw_listener {
554 	struct qedr_dev *dev;
555 	struct iw_cm_id *cm_id;
556 	int		backlog;
557 	void		*qed_handle;
558 };
559 
560 struct qedr_iw_ep {
561 	struct qedr_dev	*dev;
562 	struct iw_cm_id	*cm_id;
563 	struct qedr_qp	*qp;
564 	void		*qed_context;
565 	struct kref	refcnt;
566 };
567 
568 static inline
get_qedr_ucontext(struct ib_ucontext * ibucontext)569 struct qedr_ucontext *get_qedr_ucontext(struct ib_ucontext *ibucontext)
570 {
571 	return container_of(ibucontext, struct qedr_ucontext, ibucontext);
572 }
573 
get_qedr_dev(struct ib_device * ibdev)574 static inline struct qedr_dev *get_qedr_dev(struct ib_device *ibdev)
575 {
576 	return container_of(ibdev, struct qedr_dev, ibdev);
577 }
578 
get_qedr_pd(struct ib_pd * ibpd)579 static inline struct qedr_pd *get_qedr_pd(struct ib_pd *ibpd)
580 {
581 	return container_of(ibpd, struct qedr_pd, ibpd);
582 }
583 
get_qedr_xrcd(struct ib_xrcd * ibxrcd)584 static inline struct qedr_xrcd *get_qedr_xrcd(struct ib_xrcd *ibxrcd)
585 {
586 	return container_of(ibxrcd, struct qedr_xrcd, ibxrcd);
587 }
588 
get_qedr_cq(struct ib_cq * ibcq)589 static inline struct qedr_cq *get_qedr_cq(struct ib_cq *ibcq)
590 {
591 	return container_of(ibcq, struct qedr_cq, ibcq);
592 }
593 
get_qedr_qp(struct ib_qp * ibqp)594 static inline struct qedr_qp *get_qedr_qp(struct ib_qp *ibqp)
595 {
596 	return container_of(ibqp, struct qedr_qp, ibqp);
597 }
598 
get_qedr_ah(struct ib_ah * ibah)599 static inline struct qedr_ah *get_qedr_ah(struct ib_ah *ibah)
600 {
601 	return container_of(ibah, struct qedr_ah, ibah);
602 }
603 
get_qedr_mr(struct ib_mr * ibmr)604 static inline struct qedr_mr *get_qedr_mr(struct ib_mr *ibmr)
605 {
606 	return container_of(ibmr, struct qedr_mr, ibmr);
607 }
608 
get_qedr_srq(struct ib_srq * ibsrq)609 static inline struct qedr_srq *get_qedr_srq(struct ib_srq *ibsrq)
610 {
611 	return container_of(ibsrq, struct qedr_srq, ibsrq);
612 }
613 
qedr_qp_has_srq(struct qedr_qp * qp)614 static inline bool qedr_qp_has_srq(struct qedr_qp *qp)
615 {
616 	return qp->srq;
617 }
618 
qedr_qp_has_sq(struct qedr_qp * qp)619 static inline bool qedr_qp_has_sq(struct qedr_qp *qp)
620 {
621 	if (qp->qp_type == IB_QPT_GSI || qp->qp_type == IB_QPT_XRC_TGT)
622 		return false;
623 
624 	return true;
625 }
626 
qedr_qp_has_rq(struct qedr_qp * qp)627 static inline bool qedr_qp_has_rq(struct qedr_qp *qp)
628 {
629 	if (qp->qp_type == IB_QPT_GSI || qp->qp_type == IB_QPT_XRC_INI ||
630 	    qp->qp_type == IB_QPT_XRC_TGT || qedr_qp_has_srq(qp))
631 		return false;
632 
633 	return true;
634 }
635 
636 static inline struct qedr_user_mmap_entry *
get_qedr_mmap_entry(struct rdma_user_mmap_entry * rdma_entry)637 get_qedr_mmap_entry(struct rdma_user_mmap_entry *rdma_entry)
638 {
639 	return container_of(rdma_entry, struct qedr_user_mmap_entry,
640 			    rdma_entry);
641 }
642 #endif
643