ecore_cxt.c revision 337519
1/*
2 * Copyright (c) 2017-2018 Cavium, Inc.
3 * All rights reserved.
4 *
5 *  Redistribution and use in source and binary forms, with or without
6 *  modification, are permitted provided that the following conditions
7 *  are met:
8 *
9 *  1. Redistributions of source code must retain the above copyright
10 *     notice, this list of conditions and the following disclaimer.
11 *  2. Redistributions in binary form must reproduce the above copyright
12 *     notice, this list of conditions and the following disclaimer in the
13 *     documentation and/or other materials provided with the distribution.
14 *
15 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19 *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24 *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25 *  POSSIBILITY OF SUCH DAMAGE.
26 */
27
28/*
29 * File : ecore_cxt.c
30 */
31#include <sys/cdefs.h>
32__FBSDID("$FreeBSD: stable/10/sys/dev/qlnx/qlnxe/ecore_cxt.c 337519 2018-08-09 01:39:47Z davidcs $");
33
34#include "bcm_osal.h"
35#include "reg_addr.h"
36#include "common_hsi.h"
37#include "ecore_hsi_common.h"
38#include "ecore_hsi_eth.h"
39#include "tcp_common.h"
40#include "ecore_hsi_iscsi.h"
41#include "ecore_hsi_fcoe.h"
42#include "ecore_hsi_roce.h"
43#include "ecore_hsi_iwarp.h"
44#include "ecore_rt_defs.h"
45#include "ecore_status.h"
46#include "ecore.h"
47#include "ecore_init_ops.h"
48#include "ecore_init_fw_funcs.h"
49#include "ecore_cxt.h"
50#include "ecore_hw.h"
51#include "ecore_dev_api.h"
52#include "ecore_sriov.h"
53#include "ecore_rdma.h"
54#include "ecore_mcp.h"
55
56/* Max number of connection types in HW (DQ/CDU etc.) */
57#define MAX_CONN_TYPES		PROTOCOLID_COMMON
58#define NUM_TASK_TYPES		2
59#define NUM_TASK_PF_SEGMENTS	4
60#define NUM_TASK_VF_SEGMENTS	1
61
62/* Doorbell-Queue constants */
63#define DQ_RANGE_SHIFT	4
64#define DQ_RANGE_ALIGN	(1 << DQ_RANGE_SHIFT)
65
66/* Searcher constants */
67#define SRC_MIN_NUM_ELEMS 256
68
69/* Timers constants */
70#define TM_SHIFT	7
71#define TM_ALIGN	(1 << TM_SHIFT)
72#define TM_ELEM_SIZE	4
73
74/* ILT constants */
75#define ILT_PAGE_IN_BYTES(hw_p_size)	(1U << ((hw_p_size) + 12))
76#define ILT_CFG_REG(cli, reg)		PSWRQ2_REG_##cli##_##reg##_RT_OFFSET
77
78/* ILT entry structure */
79#define ILT_ENTRY_PHY_ADDR_MASK		0x000FFFFFFFFFFFULL
80#define ILT_ENTRY_PHY_ADDR_SHIFT	0
81#define ILT_ENTRY_VALID_MASK		0x1ULL
82#define ILT_ENTRY_VALID_SHIFT		52
83#define ILT_ENTRY_IN_REGS		2
84#define ILT_REG_SIZE_IN_BYTES		4
85
86/* connection context union */
87union conn_context {
88	struct e4_core_conn_context  core_ctx;
89	struct e4_eth_conn_context	  eth_ctx;
90	struct e4_iscsi_conn_context iscsi_ctx;
91	struct e4_fcoe_conn_context  fcoe_ctx;
92	struct e4_roce_conn_context  roce_ctx;
93};
94
95/* TYPE-0 task context - iSCSI, FCOE */
96union type0_task_context {
97	struct e4_iscsi_task_context iscsi_ctx;
98	struct e4_fcoe_task_context  fcoe_ctx;
99};
100
101/* TYPE-1 task context - ROCE */
102union type1_task_context {
103	struct e4_rdma_task_context roce_ctx;
104};
105
106struct src_ent {
107	u8  opaque[56];
108	u64 next;
109};
110
111#define CDUT_SEG_ALIGNMET 3 /* in 4k chunks */
112#define CDUT_SEG_ALIGNMET_IN_BYTES (1 << (CDUT_SEG_ALIGNMET + 12))
113
114#define CONN_CXT_SIZE(p_hwfn) \
115	ALIGNED_TYPE_SIZE(union conn_context, p_hwfn)
116
117#define SRQ_CXT_SIZE (sizeof(struct rdma_srq_context))
118#define XRC_SRQ_CXT_SIZE (sizeof(struct rdma_xrc_srq_context))
119
120#define TYPE0_TASK_CXT_SIZE(p_hwfn) \
121	ALIGNED_TYPE_SIZE(union type0_task_context, p_hwfn)
122
123/* Alignment is inherent to the type1_task_context structure */
124#define TYPE1_TASK_CXT_SIZE(p_hwfn) sizeof(union type1_task_context)
125
126/* PF per protocl configuration object */
127#define TASK_SEGMENTS   (NUM_TASK_PF_SEGMENTS + NUM_TASK_VF_SEGMENTS)
128#define TASK_SEGMENT_VF (NUM_TASK_PF_SEGMENTS)
129
130struct ecore_tid_seg {
131	u32	count;
132	u8	type;
133	bool	has_fl_mem;
134};
135
136struct ecore_conn_type_cfg {
137	u32			cid_count;
138	u32			cids_per_vf;
139	struct ecore_tid_seg	tid_seg[TASK_SEGMENTS];
140};
141
142/* ILT Client configuration,
143 * Per connection type (protocol) resources (cids, tis, vf cids etc.)
144 * 1 - for connection context (CDUC) and for each task context we need two
145 * values, for regular task context and for force load memory
146 */
147#define ILT_CLI_PF_BLOCKS	(1 + NUM_TASK_PF_SEGMENTS * 2)
148#define ILT_CLI_VF_BLOCKS	(1 + NUM_TASK_VF_SEGMENTS * 2)
149#define CDUC_BLK		(0)
150#define SRQ_BLK			(0)
151#define CDUT_SEG_BLK(n)		(1 + (u8)(n))
152#define CDUT_FL_SEG_BLK(n, X)	(1 + (n) + NUM_TASK_##X##_SEGMENTS)
153
154struct ilt_cfg_pair {
155	u32 reg;
156	u32 val;
157};
158
159struct ecore_ilt_cli_blk {
160	u32 total_size; /* 0 means not active */
161	u32 real_size_in_page;
162	u32 start_line;
163	u32 dynamic_line_cnt;
164};
165
166struct ecore_ilt_client_cfg {
167	bool				active;
168
169	/* ILT boundaries */
170	struct ilt_cfg_pair		first;
171	struct ilt_cfg_pair		last;
172	struct ilt_cfg_pair		p_size;
173
174	/* ILT client blocks for PF */
175	struct ecore_ilt_cli_blk	pf_blks[ILT_CLI_PF_BLOCKS];
176	u32				pf_total_lines;
177
178	/* ILT client blocks for VFs */
179	struct ecore_ilt_cli_blk	vf_blks[ILT_CLI_VF_BLOCKS];
180	u32				vf_total_lines;
181};
182
183/* Per Path -
184 *      ILT shadow table
185 *      Protocol acquired CID lists
186 *      PF start line in ILT
187 */
188struct ecore_dma_mem {
189	dma_addr_t	p_phys;
190	void		*p_virt;
191	osal_size_t	size;
192};
193
194#define MAP_WORD_SIZE		sizeof(unsigned long)
195#define BITS_PER_MAP_WORD	(MAP_WORD_SIZE * 8)
196
197struct ecore_cid_acquired_map {
198	u32		start_cid;
199	u32		max_count;
200	unsigned long	*cid_map;
201};
202
203struct ecore_cxt_mngr {
204	/* Per protocl configuration */
205	struct ecore_conn_type_cfg	conn_cfg[MAX_CONN_TYPES];
206
207	/* computed ILT structure */
208	struct ecore_ilt_client_cfg	clients[ILT_CLI_MAX];
209
210	/* Task type sizes */
211	u32				task_type_size[NUM_TASK_TYPES];
212
213	/* total number of VFs for this hwfn -
214	 * ALL VFs are symmetric in terms of HW resources
215	 */
216	u32				vf_count;
217
218	/* Acquired CIDs */
219	struct ecore_cid_acquired_map acquired[MAX_CONN_TYPES];
220	/* TBD - do we want this allocated to reserve space? */
221	struct ecore_cid_acquired_map acquired_vf[MAX_CONN_TYPES][COMMON_MAX_NUM_VFS];
222
223	/* ILT shadow table */
224	struct ecore_dma_mem		*ilt_shadow;
225	u32				pf_start_line;
226
227	/* Mutex for a dynamic ILT allocation */
228	osal_mutex_t			mutex;
229
230	/* SRC T2 */
231	struct ecore_dma_mem		*t2;
232	u32				t2_num_pages;
233	u64				first_free;
234	u64				last_free;
235
236	/* The infrastructure originally was very generic and context/task
237	 * oriented - per connection-type we would set how many of those
238	 * are needed, and later when determining how much memory we're
239	 * needing for a given block we'd iterate over all the relevant
240	 * connection-types.
241	 * But since then we've had some additional resources, some of which
242	 * require memory which is indepent of the general context/task
243	 * scheme. We add those here explicitly per-feature.
244	 */
245
246	/* total number of SRQ's for this hwfn */
247	u32				srq_count;
248	u32				xrc_srq_count;
249
250	/* Maximal number of L2 steering filters */
251	u32				arfs_count;
252
253	/* TODO - VF arfs filters ? */
254};
255
256/* check if resources/configuration is required according to protocol type */
257static bool src_proto(enum protocol_type type)
258{
259	return	type == PROTOCOLID_ISCSI	||
260		type == PROTOCOLID_FCOE		||
261		type == PROTOCOLID_IWARP;
262}
263
264static bool tm_cid_proto(enum protocol_type type)
265{
266	return type == PROTOCOLID_ISCSI ||
267	       type == PROTOCOLID_FCOE  ||
268	       type == PROTOCOLID_ROCE  ||
269	       type == PROTOCOLID_IWARP;
270}
271
272static bool tm_tid_proto(enum protocol_type type)
273{
274	return type == PROTOCOLID_FCOE;
275}
276
277/* counts the iids for the CDU/CDUC ILT client configuration */
278struct ecore_cdu_iids {
279	u32 pf_cids;
280	u32 per_vf_cids;
281};
282
283static void ecore_cxt_cdu_iids(struct ecore_cxt_mngr   *p_mngr,
284			       struct ecore_cdu_iids	*iids)
285{
286	u32 type;
287
288	for (type = 0; type < MAX_CONN_TYPES; type++) {
289		iids->pf_cids += p_mngr->conn_cfg[type].cid_count;
290		iids->per_vf_cids += p_mngr->conn_cfg[type].cids_per_vf;
291	}
292}
293
294/* counts the iids for the Searcher block configuration */
295struct ecore_src_iids {
296	u32			pf_cids;
297	u32			per_vf_cids;
298};
299
300static void ecore_cxt_src_iids(struct ecore_cxt_mngr *p_mngr,
301			       struct ecore_src_iids *iids)
302{
303	u32 i;
304
305	for (i = 0; i < MAX_CONN_TYPES; i++) {
306		if (!src_proto(i))
307			continue;
308
309		iids->pf_cids += p_mngr->conn_cfg[i].cid_count;
310		iids->per_vf_cids += p_mngr->conn_cfg[i].cids_per_vf;
311	}
312
313	/* Add L2 filtering filters in addition */
314	iids->pf_cids += p_mngr->arfs_count;
315}
316
317/* counts the iids for the Timers block configuration */
318struct ecore_tm_iids {
319	u32 pf_cids;
320	u32 pf_tids[NUM_TASK_PF_SEGMENTS]; /* per segment */
321	u32 pf_tids_total;
322	u32 per_vf_cids;
323	u32 per_vf_tids;
324};
325
326static void ecore_cxt_tm_iids(struct ecore_cxt_mngr *p_mngr,
327			      struct ecore_tm_iids *iids)
328{
329	bool tm_vf_required = false;
330	bool tm_required = false;
331	int i, j;
332
333	/* Timers is a special case -> we don't count how many cids require
334	 * timers but what's the max cid that will be used by the timer block.
335	 * therefore we traverse in reverse order, and once we hit a protocol
336	 * that requires the timers memory, we'll sum all the protocols up
337	 * to that one.
338	 */
339	for (i = MAX_CONN_TYPES - 1; i >= 0; i--) {
340		struct ecore_conn_type_cfg *p_cfg = &p_mngr->conn_cfg[i];
341
342		if (tm_cid_proto(i) || tm_required) {
343			if (p_cfg->cid_count)
344				tm_required = true;
345
346			iids->pf_cids += p_cfg->cid_count;
347		}
348
349		if (tm_cid_proto(i) || tm_vf_required) {
350			if (p_cfg->cids_per_vf)
351				tm_vf_required = true;
352
353			iids->per_vf_cids += p_cfg->cids_per_vf;
354		}
355
356		if (tm_tid_proto(i)) {
357			struct ecore_tid_seg *segs = p_cfg->tid_seg;
358
359			/* for each segment there is at most one
360			 * protocol for which count is not 0.
361			 */
362			for (j = 0; j < NUM_TASK_PF_SEGMENTS; j++)
363				iids->pf_tids[j] += segs[j].count;
364
365			/* The last array elelment is for the VFs. As for PF
366			 * segments there can be only one protocol for
367			 * which this value is not 0.
368			 */
369			iids->per_vf_tids += segs[NUM_TASK_PF_SEGMENTS].count;
370		}
371	}
372
373	iids->pf_cids = ROUNDUP(iids->pf_cids, TM_ALIGN);
374	iids->per_vf_cids = ROUNDUP(iids->per_vf_cids, TM_ALIGN);
375	iids->per_vf_tids = ROUNDUP(iids->per_vf_tids, TM_ALIGN);
376
377	for (iids->pf_tids_total = 0, j = 0; j < NUM_TASK_PF_SEGMENTS; j++) {
378		iids->pf_tids[j] = ROUNDUP(iids->pf_tids[j], TM_ALIGN);
379		iids->pf_tids_total += iids->pf_tids[j];
380	}
381}
382
383static void ecore_cxt_qm_iids(struct ecore_hwfn *p_hwfn,
384			      struct ecore_qm_iids *iids)
385{
386	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
387	struct ecore_tid_seg *segs;
388	u32 vf_cids = 0, type, j;
389	u32 vf_tids = 0;
390
391	for (type = 0; type < MAX_CONN_TYPES; type++) {
392		iids->cids += p_mngr->conn_cfg[type].cid_count;
393		vf_cids += p_mngr->conn_cfg[type].cids_per_vf;
394
395		segs = p_mngr->conn_cfg[type].tid_seg;
396		/* for each segment there is at most one
397		 * protocol for which count is not 0.
398		 */
399		for (j = 0; j < NUM_TASK_PF_SEGMENTS; j++)
400			iids->tids += segs[j].count;
401
402		/* The last array elelment is for the VFs. As for PF
403		 * segments there can be only one protocol for
404		 * which this value is not 0.
405		 */
406		vf_tids += segs[NUM_TASK_PF_SEGMENTS].count;
407	}
408
409	iids->vf_cids += vf_cids * p_mngr->vf_count;
410	iids->tids += vf_tids * p_mngr->vf_count;
411
412	DP_VERBOSE(p_hwfn, ECORE_MSG_ILT,
413		   "iids: CIDS %08x vf_cids %08x tids %08x vf_tids %08x\n",
414		   iids->cids, iids->vf_cids, iids->tids, vf_tids);
415}
416
417static struct ecore_tid_seg *ecore_cxt_tid_seg_info(struct ecore_hwfn   *p_hwfn,
418						    u32			seg)
419{
420	struct ecore_cxt_mngr *p_cfg = p_hwfn->p_cxt_mngr;
421	u32 i;
422
423	/* Find the protocol with tid count > 0 for this segment.
424	   Note: there can only be one and this is already validated.
425	 */
426	for (i = 0; i < MAX_CONN_TYPES; i++) {
427		if (p_cfg->conn_cfg[i].tid_seg[seg].count)
428			return &p_cfg->conn_cfg[i].tid_seg[seg];
429	}
430	return OSAL_NULL;
431}
432
433static void ecore_cxt_set_srq_count(struct ecore_hwfn *p_hwfn,
434				    u32 num_srqs, u32 num_xrc_srqs)
435{
436	struct ecore_cxt_mngr *p_mgr = p_hwfn->p_cxt_mngr;
437
438	p_mgr->srq_count = num_srqs;
439	p_mgr->xrc_srq_count = num_xrc_srqs;
440}
441
442u32 ecore_cxt_get_srq_count(struct ecore_hwfn *p_hwfn)
443{
444	return p_hwfn->p_cxt_mngr->srq_count;
445}
446
447u32 ecore_cxt_get_xrc_srq_count(struct ecore_hwfn *p_hwfn)
448{
449	return p_hwfn->p_cxt_mngr->xrc_srq_count;
450}
451
452u32 ecore_cxt_get_ilt_page_size(struct ecore_hwfn *p_hwfn,
453				enum ilt_clients ilt_client)
454{
455	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
456	struct ecore_ilt_client_cfg *p_cli = &p_mngr->clients[ilt_client];
457
458	return ILT_PAGE_IN_BYTES(p_cli->p_size.val);
459}
460
461static u32 ecore_cxt_srqs_per_page(struct ecore_hwfn *p_hwfn)
462{
463	u32 page_size;
464
465	page_size = ecore_cxt_get_ilt_page_size(p_hwfn, ILT_CLI_TSDM);
466	return page_size / SRQ_CXT_SIZE;
467}
468
469u32 ecore_cxt_get_total_srq_count(struct ecore_hwfn *p_hwfn)
470{
471	struct ecore_cxt_mngr *p_mgr = p_hwfn->p_cxt_mngr;
472	u32 total_srqs;
473
474	total_srqs = p_mgr->srq_count;
475
476	/* XRC SRQs use the first and only the first SRQ ILT page. So if XRC
477	 * SRQs are requested we need to allocate an extra SRQ ILT page for
478	 * them. For that We increase the number of regular SRQs to cause the
479	 * allocation of that extra page.
480	 */
481	if (p_mgr->xrc_srq_count)
482		total_srqs += ecore_cxt_srqs_per_page(p_hwfn);
483
484	return total_srqs;
485}
486
487/* set the iids (cid/tid) count per protocol */
488static void ecore_cxt_set_proto_cid_count(struct ecore_hwfn *p_hwfn,
489					  enum protocol_type type,
490					  u32 cid_count, u32 vf_cid_cnt)
491{
492	struct ecore_cxt_mngr *p_mgr = p_hwfn->p_cxt_mngr;
493	struct ecore_conn_type_cfg *p_conn = &p_mgr->conn_cfg[type];
494
495	p_conn->cid_count = ROUNDUP(cid_count, DQ_RANGE_ALIGN);
496	p_conn->cids_per_vf = ROUNDUP(vf_cid_cnt, DQ_RANGE_ALIGN);
497
498	if (type == PROTOCOLID_ROCE) {
499		u32 page_sz = p_mgr->clients[ILT_CLI_CDUC].p_size.val;
500		u32 cxt_size = CONN_CXT_SIZE(p_hwfn);
501		u32 elems_per_page = ILT_PAGE_IN_BYTES(page_sz) / cxt_size;
502		u32 align = elems_per_page * DQ_RANGE_ALIGN;
503
504		p_conn->cid_count = ROUNDUP(p_conn->cid_count, align);
505	}
506}
507
508u32 ecore_cxt_get_proto_cid_count(struct ecore_hwfn	*p_hwfn,
509				  enum protocol_type	type,
510				  u32			*vf_cid)
511{
512	if (vf_cid)
513		*vf_cid = p_hwfn->p_cxt_mngr->conn_cfg[type].cids_per_vf;
514
515	return p_hwfn->p_cxt_mngr->conn_cfg[type].cid_count;
516}
517
518u32 ecore_cxt_get_proto_cid_start(struct ecore_hwfn	*p_hwfn,
519				  enum protocol_type	type)
520{
521	return p_hwfn->p_cxt_mngr->acquired[type].start_cid;
522}
523
524u32 ecore_cxt_get_proto_tid_count(struct ecore_hwfn *p_hwfn,
525				  enum protocol_type type)
526{
527	u32 cnt = 0;
528	int i;
529
530	for (i = 0; i < TASK_SEGMENTS; i++)
531		cnt += p_hwfn->p_cxt_mngr->conn_cfg[type].tid_seg[i].count;
532
533	return cnt;
534}
535
536static void ecore_cxt_set_proto_tid_count(struct ecore_hwfn *p_hwfn,
537					  enum protocol_type proto,
538					  u8 seg,
539					  u8 seg_type,
540					  u32 count,
541					  bool has_fl)
542{
543	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
544	struct ecore_tid_seg *p_seg = &p_mngr->conn_cfg[proto].tid_seg[seg];
545
546	p_seg->count = count;
547	p_seg->has_fl_mem = has_fl;
548	p_seg->type = seg_type;
549}
550
551/* the *p_line parameter must be either 0 for the first invocation or the
552   value returned in the previous invocation.
553 */
554static void ecore_ilt_cli_blk_fill(struct ecore_ilt_client_cfg	*p_cli,
555				   struct ecore_ilt_cli_blk	*p_blk,
556				   u32				start_line,
557				   u32				total_size,
558				   u32				elem_size)
559{
560	u32 ilt_size = ILT_PAGE_IN_BYTES(p_cli->p_size.val);
561
562	/* verify that it's called once for each block */
563	if (p_blk->total_size)
564		return;
565
566	p_blk->total_size = total_size;
567	p_blk->real_size_in_page = 0;
568	if (elem_size)
569		p_blk->real_size_in_page = (ilt_size / elem_size) * elem_size;
570	p_blk->start_line = start_line;
571}
572
573static void ecore_ilt_cli_adv_line(struct ecore_hwfn		*p_hwfn,
574				    struct ecore_ilt_client_cfg	*p_cli,
575				    struct ecore_ilt_cli_blk	*p_blk,
576				    u32				*p_line,
577				    enum ilt_clients		client_id)
578{
579	if (!p_blk->total_size)
580		return;
581
582	if (!p_cli->active)
583		p_cli->first.val = *p_line;
584
585	p_cli->active = true;
586	*p_line += DIV_ROUND_UP(p_blk->total_size, p_blk->real_size_in_page);
587	p_cli->last.val = *p_line-1;
588
589	DP_VERBOSE(p_hwfn, ECORE_MSG_ILT,
590		   "ILT[Client %d] - Lines: [%08x - %08x]. Block - Size %08x [Real %08x] Start line %d\n",
591		   client_id, p_cli->first.val, p_cli->last.val,
592		   p_blk->total_size, p_blk->real_size_in_page,
593		   p_blk->start_line);
594}
595
596static u32 ecore_ilt_get_dynamic_line_cnt(struct ecore_hwfn *p_hwfn,
597					  enum ilt_clients ilt_client)
598{
599	u32 cid_count = p_hwfn->p_cxt_mngr->conn_cfg[PROTOCOLID_ROCE].cid_count;
600	struct ecore_ilt_client_cfg *p_cli;
601	u32 lines_to_skip = 0;
602	u32 cxts_per_p;
603
604	/* TBD MK: ILT code should be simplified once PROTO enum is changed */
605
606	if (ilt_client == ILT_CLI_CDUC) {
607		p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUC];
608
609		cxts_per_p = ILT_PAGE_IN_BYTES(p_cli->p_size.val) /
610			     (u32)CONN_CXT_SIZE(p_hwfn);
611
612		lines_to_skip = cid_count / cxts_per_p;
613	}
614
615	return lines_to_skip;
616}
617
618static struct ecore_ilt_client_cfg *
619ecore_cxt_set_cli(struct ecore_ilt_client_cfg *p_cli)
620{
621	p_cli->active = false;
622	p_cli->first.val = 0;
623	p_cli->last.val = 0;
624	return p_cli;
625}
626
627static struct ecore_ilt_cli_blk *
628ecore_cxt_set_blk(struct ecore_ilt_cli_blk *p_blk)
629{
630	p_blk->total_size = 0;
631	return p_blk;
632}
633
634enum _ecore_status_t ecore_cxt_cfg_ilt_compute(struct ecore_hwfn *p_hwfn,
635					       u32 *line_count)
636{
637	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
638	u32 curr_line, total, i, task_size, line;
639	struct ecore_ilt_client_cfg *p_cli;
640	struct ecore_ilt_cli_blk *p_blk;
641	struct ecore_cdu_iids cdu_iids;
642	struct ecore_src_iids src_iids;
643	struct ecore_qm_iids qm_iids;
644	struct ecore_tm_iids tm_iids;
645	struct ecore_tid_seg *p_seg;
646
647	OSAL_MEM_ZERO(&qm_iids, sizeof(qm_iids));
648	OSAL_MEM_ZERO(&cdu_iids, sizeof(cdu_iids));
649	OSAL_MEM_ZERO(&src_iids, sizeof(src_iids));
650	OSAL_MEM_ZERO(&tm_iids, sizeof(tm_iids));
651
652	p_mngr->pf_start_line = RESC_START(p_hwfn, ECORE_ILT);
653
654	DP_VERBOSE(p_hwfn, ECORE_MSG_ILT,
655		   "hwfn [%d] - Set context manager starting line to be 0x%08x\n",
656		   p_hwfn->my_id, p_hwfn->p_cxt_mngr->pf_start_line);
657
658	/* CDUC */
659	p_cli = ecore_cxt_set_cli(&p_mngr->clients[ILT_CLI_CDUC]);
660
661	curr_line = p_mngr->pf_start_line;
662
663	/* CDUC PF */
664	p_cli->pf_total_lines = 0;
665
666	/* get the counters for the CDUC,CDUC and QM clients  */
667	ecore_cxt_cdu_iids(p_mngr, &cdu_iids);
668
669	p_blk = ecore_cxt_set_blk(&p_cli->pf_blks[CDUC_BLK]);
670
671	total = cdu_iids.pf_cids * CONN_CXT_SIZE(p_hwfn);
672
673	ecore_ilt_cli_blk_fill(p_cli, p_blk, curr_line,
674			       total, CONN_CXT_SIZE(p_hwfn));
675
676	ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, ILT_CLI_CDUC);
677	p_cli->pf_total_lines = curr_line - p_blk->start_line;
678
679	p_blk->dynamic_line_cnt = ecore_ilt_get_dynamic_line_cnt(p_hwfn,
680								 ILT_CLI_CDUC);
681
682	/* CDUC VF */
683	p_blk = ecore_cxt_set_blk(&p_cli->vf_blks[CDUC_BLK]);
684	total = cdu_iids.per_vf_cids * CONN_CXT_SIZE(p_hwfn);
685
686	ecore_ilt_cli_blk_fill(p_cli, p_blk, curr_line,
687			       total, CONN_CXT_SIZE(p_hwfn));
688
689	ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, ILT_CLI_CDUC);
690	p_cli->vf_total_lines = curr_line - p_blk->start_line;
691
692	for (i = 1; i < p_mngr->vf_count; i++)
693		ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line,
694				       ILT_CLI_CDUC);
695
696	/* CDUT PF */
697	p_cli = ecore_cxt_set_cli(&p_mngr->clients[ILT_CLI_CDUT]);
698	p_cli->first.val = curr_line;
699
700	/* first the 'working' task memory */
701	for (i = 0; i < NUM_TASK_PF_SEGMENTS; i++) {
702		p_seg = ecore_cxt_tid_seg_info(p_hwfn, i);
703		if (!p_seg || p_seg->count == 0)
704			continue;
705
706		p_blk = ecore_cxt_set_blk(&p_cli->pf_blks[CDUT_SEG_BLK(i)]);
707		total = p_seg->count * p_mngr->task_type_size[p_seg->type];
708		ecore_ilt_cli_blk_fill(p_cli, p_blk, curr_line, total,
709				       p_mngr->task_type_size[p_seg->type]);
710
711		ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line,
712				       ILT_CLI_CDUT);
713	}
714
715	/* next the 'init' task memory (forced load memory) */
716	for (i = 0; i < NUM_TASK_PF_SEGMENTS; i++) {
717		p_seg = ecore_cxt_tid_seg_info(p_hwfn, i);
718		if (!p_seg || p_seg->count == 0)
719			continue;
720
721		p_blk = ecore_cxt_set_blk(
722				&p_cli->pf_blks[CDUT_FL_SEG_BLK(i, PF)]);
723
724		if (!p_seg->has_fl_mem) {
725			/* The segment is active (total size pf 'working'
726			 * memory is > 0) but has no FL (forced-load, Init)
727			 * memory. Thus:
728			 *
729			 * 1.   The total-size in the corrsponding FL block of
730			 *      the ILT client is set to 0 - No ILT line are
731			 *      provisioned and no ILT memory allocated.
732			 *
733			 * 2.   The start-line of said block is set to the
734			 *      start line of the matching working memory
735			 *      block in the ILT client. This is later used to
736			 *      configure the CDU segment offset registers and
737			 *      results in an FL command for TIDs of this
738			 *      segement behaves as regular load commands
739			 *      (loading TIDs from the working memory).
740			 */
741			line = p_cli->pf_blks[CDUT_SEG_BLK(i)].start_line;
742
743			ecore_ilt_cli_blk_fill(p_cli, p_blk, line, 0, 0);
744			continue;
745		}
746		total = p_seg->count * p_mngr->task_type_size[p_seg->type];
747
748		ecore_ilt_cli_blk_fill(p_cli, p_blk,
749				       curr_line, total,
750				       p_mngr->task_type_size[p_seg->type]);
751
752		ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line,
753				       ILT_CLI_CDUT);
754	}
755	p_cli->pf_total_lines = curr_line - p_cli->pf_blks[0].start_line;
756
757	/* CDUT VF */
758	p_seg = ecore_cxt_tid_seg_info(p_hwfn, TASK_SEGMENT_VF);
759	if (p_seg && p_seg->count) {
760		/* Stricly speaking we need to iterate over all VF
761		 * task segment types, but a VF has only 1 segment
762		 */
763
764		/* 'working' memory */
765		total = p_seg->count * p_mngr->task_type_size[p_seg->type];
766
767		p_blk = ecore_cxt_set_blk(&p_cli->vf_blks[CDUT_SEG_BLK(0)]);
768		ecore_ilt_cli_blk_fill(p_cli, p_blk,
769				       curr_line, total,
770				       p_mngr->task_type_size[p_seg->type]);
771
772		ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line,
773				       ILT_CLI_CDUT);
774
775		/* 'init' memory */
776		p_blk = ecore_cxt_set_blk(
777				&p_cli->vf_blks[CDUT_FL_SEG_BLK(0, VF)]);
778		if (!p_seg->has_fl_mem) {
779			/* see comment above */
780			line = p_cli->vf_blks[CDUT_SEG_BLK(0)].start_line;
781			ecore_ilt_cli_blk_fill(p_cli, p_blk, line, 0, 0);
782		} else {
783			task_size = p_mngr->task_type_size[p_seg->type];
784			ecore_ilt_cli_blk_fill(p_cli, p_blk,
785					       curr_line, total,
786					       task_size);
787			ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line,
788					       ILT_CLI_CDUT);
789		}
790		p_cli->vf_total_lines = curr_line -
791					p_cli->vf_blks[0].start_line;
792
793		/* Now for the rest of the VFs */
794		for (i = 1; i < p_mngr->vf_count; i++) {
795			/* don't set p_blk i.e. don't clear total_size */
796			p_blk = &p_cli->vf_blks[CDUT_SEG_BLK(0)];
797			ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line,
798					       ILT_CLI_CDUT);
799
800			/* don't set p_blk i.e. don't clear total_size */
801			p_blk = &p_cli->vf_blks[CDUT_FL_SEG_BLK(0, VF)];
802			ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line,
803					       ILT_CLI_CDUT);
804		}
805	}
806
807	/* QM */
808	p_cli = ecore_cxt_set_cli(&p_mngr->clients[ILT_CLI_QM]);
809	p_blk = ecore_cxt_set_blk(&p_cli->pf_blks[0]);
810
811	ecore_cxt_qm_iids(p_hwfn, &qm_iids);
812	total = ecore_qm_pf_mem_size(qm_iids.cids,
813				     qm_iids.vf_cids, qm_iids.tids,
814				     p_hwfn->qm_info.num_pqs,
815				     p_hwfn->qm_info.num_vf_pqs);
816
817	DP_VERBOSE(p_hwfn, ECORE_MSG_ILT,
818		   "QM ILT Info, (cids=%d, vf_cids=%d, tids=%d, num_pqs=%d, num_vf_pqs=%d, memory_size=%d)\n",
819		   qm_iids.cids, qm_iids.vf_cids, qm_iids.tids,
820		   p_hwfn->qm_info.num_pqs, p_hwfn->qm_info.num_vf_pqs, total);
821
822	ecore_ilt_cli_blk_fill(p_cli, p_blk, curr_line, total * 0x1000,
823			       QM_PQ_ELEMENT_SIZE);
824
825	ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, ILT_CLI_QM);
826	p_cli->pf_total_lines = curr_line - p_blk->start_line;
827
828	/* SRC */
829	p_cli = ecore_cxt_set_cli(&p_mngr->clients[ILT_CLI_SRC]);
830	ecore_cxt_src_iids(p_mngr, &src_iids);
831
832	/* Both the PF and VFs searcher connections are stored in the per PF
833	 * database. Thus sum the PF searcher cids and all the VFs searcher
834	 * cids.
835	 */
836	total = src_iids.pf_cids + src_iids.per_vf_cids * p_mngr->vf_count;
837	if (total) {
838		u32 local_max = OSAL_MAX_T(u32, total,
839					   SRC_MIN_NUM_ELEMS);
840
841		total = OSAL_ROUNDUP_POW_OF_TWO(local_max);
842
843		p_blk = ecore_cxt_set_blk(&p_cli->pf_blks[0]);
844		ecore_ilt_cli_blk_fill(p_cli, p_blk, curr_line,
845				       total * sizeof(struct src_ent),
846				       sizeof(struct src_ent));
847
848		ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line,
849				       ILT_CLI_SRC);
850		p_cli->pf_total_lines = curr_line - p_blk->start_line;
851	}
852
853	/* TM PF */
854	p_cli = ecore_cxt_set_cli(&p_mngr->clients[ILT_CLI_TM]);
855	ecore_cxt_tm_iids(p_mngr, &tm_iids);
856	total = tm_iids.pf_cids + tm_iids.pf_tids_total;
857	if (total) {
858		p_blk = ecore_cxt_set_blk(&p_cli->pf_blks[0]);
859		ecore_ilt_cli_blk_fill(p_cli, p_blk, curr_line,
860				       total * TM_ELEM_SIZE,
861				       TM_ELEM_SIZE);
862
863		ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line,
864				       ILT_CLI_TM);
865		p_cli->pf_total_lines = curr_line - p_blk->start_line;
866	}
867
868	/* TM VF */
869	total = tm_iids.per_vf_cids + tm_iids.per_vf_tids;
870	if (total) {
871		p_blk = ecore_cxt_set_blk(&p_cli->vf_blks[0]);
872		ecore_ilt_cli_blk_fill(p_cli, p_blk, curr_line,
873				       total * TM_ELEM_SIZE,
874				       TM_ELEM_SIZE);
875
876		ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line,
877				       ILT_CLI_TM);
878
879		p_cli->vf_total_lines = curr_line - p_blk->start_line;
880		for (i = 1; i < p_mngr->vf_count; i++) {
881			ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line,
882					       ILT_CLI_TM);
883		}
884	}
885
886	/* TSDM (SRQ CONTEXT) */
887	total = ecore_cxt_get_total_srq_count(p_hwfn);
888	if (total) {
889		p_cli = ecore_cxt_set_cli(&p_mngr->clients[ILT_CLI_TSDM]);
890		p_blk = ecore_cxt_set_blk(&p_cli->pf_blks[SRQ_BLK]);
891		ecore_ilt_cli_blk_fill(p_cli, p_blk, curr_line,
892				       total * SRQ_CXT_SIZE, SRQ_CXT_SIZE);
893
894		ecore_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line,
895				       ILT_CLI_TSDM);
896		p_cli->pf_total_lines = curr_line - p_blk->start_line;
897	}
898
899	*line_count = curr_line - p_hwfn->p_cxt_mngr->pf_start_line;
900
901	if (curr_line - p_hwfn->p_cxt_mngr->pf_start_line >
902	    RESC_NUM(p_hwfn, ECORE_ILT)) {
903		return ECORE_INVAL;
904	}
905
906	return ECORE_SUCCESS;
907}
908
909u32 ecore_cxt_cfg_ilt_compute_excess(struct ecore_hwfn *p_hwfn, u32 used_lines)
910{
911	struct ecore_ilt_client_cfg *p_cli;
912	u32 excess_lines, available_lines;
913	struct ecore_cxt_mngr *p_mngr;
914	u32 ilt_page_size, elem_size;
915	struct ecore_tid_seg *p_seg;
916	int i;
917
918	available_lines = RESC_NUM(p_hwfn, ECORE_ILT);
919	excess_lines = used_lines - available_lines;
920
921	if (!excess_lines)
922		return 0;
923
924	if (!ECORE_IS_RDMA_PERSONALITY(p_hwfn))
925		return 0;
926
927	p_mngr = p_hwfn->p_cxt_mngr;
928	p_cli = &p_mngr->clients[ILT_CLI_CDUT];
929	ilt_page_size = ILT_PAGE_IN_BYTES(p_cli->p_size.val);
930
931	for (i = 0; i < NUM_TASK_PF_SEGMENTS; i++) {
932		p_seg = ecore_cxt_tid_seg_info(p_hwfn, i);
933		if (!p_seg || p_seg->count == 0)
934			continue;
935
936		elem_size = p_mngr->task_type_size[p_seg->type];
937		if (!elem_size)
938			continue;
939
940		return (ilt_page_size / elem_size) * excess_lines;
941	}
942
943	DP_ERR(p_hwfn, "failed computing excess ILT lines\n");
944	return 0;
945}
946
947static void ecore_cxt_src_t2_free(struct ecore_hwfn *p_hwfn)
948{
949	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
950	u32 i;
951
952	if (!p_mngr->t2)
953		return;
954
955	for (i = 0; i < p_mngr->t2_num_pages; i++)
956		if (p_mngr->t2[i].p_virt)
957			OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev,
958					       p_mngr->t2[i].p_virt,
959					       p_mngr->t2[i].p_phys,
960					       p_mngr->t2[i].size);
961
962	OSAL_FREE(p_hwfn->p_dev, p_mngr->t2);
963	p_mngr->t2 = OSAL_NULL;
964}
965
966static enum _ecore_status_t ecore_cxt_src_t2_alloc(struct ecore_hwfn *p_hwfn)
967{
968	struct ecore_cxt_mngr *p_mngr  = p_hwfn->p_cxt_mngr;
969	u32 conn_num, total_size, ent_per_page, psz, i;
970	struct ecore_ilt_client_cfg *p_src;
971	struct ecore_src_iids src_iids;
972	struct ecore_dma_mem *p_t2;
973	enum _ecore_status_t rc;
974
975	OSAL_MEM_ZERO(&src_iids, sizeof(src_iids));
976
977	/* if the SRC ILT client is inactive - there are no connection
978	 * requiring the searcer, leave.
979	 */
980	p_src = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_SRC];
981	if (!p_src->active)
982		return ECORE_SUCCESS;
983
984	ecore_cxt_src_iids(p_mngr, &src_iids);
985	conn_num = src_iids.pf_cids + src_iids.per_vf_cids * p_mngr->vf_count;
986	total_size = conn_num * sizeof(struct src_ent);
987
988	/* use the same page size as the SRC ILT client */
989	psz = ILT_PAGE_IN_BYTES(p_src->p_size.val);
990	p_mngr->t2_num_pages = DIV_ROUND_UP(total_size, psz);
991
992	/* allocate t2 */
993	p_mngr->t2 = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
994				 p_mngr->t2_num_pages *
995				 sizeof(struct ecore_dma_mem));
996	if (!p_mngr->t2) {
997		DP_NOTICE(p_hwfn, false, "Failed to allocate t2 table\n");
998		rc = ECORE_NOMEM;
999		goto t2_fail;
1000	}
1001
1002	/* allocate t2 pages */
1003	for (i = 0; i < p_mngr->t2_num_pages; i++) {
1004		u32 size = OSAL_MIN_T(u32, total_size, psz);
1005		void **p_virt = &p_mngr->t2[i].p_virt;
1006
1007		*p_virt = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev,
1008						  &p_mngr->t2[i].p_phys,
1009						  size);
1010		if (!p_mngr->t2[i].p_virt) {
1011			rc = ECORE_NOMEM;
1012			goto t2_fail;
1013		}
1014		OSAL_MEM_ZERO(*p_virt, size);
1015		p_mngr->t2[i].size = size;
1016		total_size -= size;
1017	}
1018
1019	/* Set the t2 pointers */
1020
1021	/* entries per page - must be a power of two */
1022	ent_per_page = psz / sizeof(struct src_ent);
1023
1024	p_mngr->first_free = (u64)p_mngr->t2[0].p_phys;
1025
1026	p_t2 = &p_mngr->t2[(conn_num - 1) / ent_per_page];
1027	p_mngr->last_free = (u64)p_t2->p_phys +
1028				 ((conn_num - 1) & (ent_per_page - 1)) *
1029				 sizeof(struct src_ent);
1030
1031	for (i = 0; i < p_mngr->t2_num_pages; i++) {
1032		u32 ent_num = OSAL_MIN_T(u32, ent_per_page, conn_num);
1033		struct src_ent *entries = p_mngr->t2[i].p_virt;
1034		u64 p_ent_phys = (u64)p_mngr->t2[i].p_phys, val;
1035		u32 j;
1036
1037		for (j = 0; j < ent_num - 1; j++) {
1038			val = p_ent_phys +
1039			      (j + 1) * sizeof(struct src_ent);
1040			entries[j].next = OSAL_CPU_TO_BE64(val);
1041		}
1042
1043		if (i < p_mngr->t2_num_pages - 1)
1044			val = (u64)p_mngr->t2[i + 1].p_phys;
1045		else
1046			val = 0;
1047		entries[j].next = OSAL_CPU_TO_BE64(val);
1048
1049		conn_num -= ent_num;
1050	}
1051
1052	return ECORE_SUCCESS;
1053
1054t2_fail:
1055	ecore_cxt_src_t2_free(p_hwfn);
1056	return rc;
1057}
1058
1059#define for_each_ilt_valid_client(pos, clients)	\
1060	for (pos = 0; pos < ILT_CLI_MAX; pos++)	\
1061		if (!clients[pos].active) {	\
1062			continue;		\
1063		} else				\
1064
1065
1066/* Total number of ILT lines used by this PF */
1067static u32 ecore_cxt_ilt_shadow_size(struct ecore_ilt_client_cfg *ilt_clients)
1068{
1069	u32 size = 0;
1070	u32 i;
1071
1072	for_each_ilt_valid_client(i, ilt_clients)
1073		size += (ilt_clients[i].last.val -
1074			 ilt_clients[i].first.val + 1);
1075
1076	return size;
1077}
1078
1079static void ecore_ilt_shadow_free(struct ecore_hwfn *p_hwfn)
1080{
1081	struct ecore_ilt_client_cfg *p_cli = p_hwfn->p_cxt_mngr->clients;
1082	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
1083	u32 ilt_size, i;
1084
1085	if (p_mngr->ilt_shadow == OSAL_NULL)
1086		return;
1087
1088	ilt_size = ecore_cxt_ilt_shadow_size(p_cli);
1089
1090	for (i = 0; p_mngr->ilt_shadow && i < ilt_size; i++) {
1091		struct ecore_dma_mem *p_dma = &p_mngr->ilt_shadow[i];
1092
1093		if (p_dma->p_virt)
1094			OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev,
1095					       p_dma->p_virt,
1096					       p_dma->p_phys,
1097					       p_dma->size);
1098		p_dma->p_virt = OSAL_NULL;
1099	}
1100	OSAL_FREE(p_hwfn->p_dev, p_mngr->ilt_shadow);
1101	p_mngr->ilt_shadow = OSAL_NULL;
1102}
1103
1104static enum _ecore_status_t ecore_ilt_blk_alloc(struct ecore_hwfn *p_hwfn,
1105						struct ecore_ilt_cli_blk *p_blk,
1106						enum ilt_clients ilt_client,
1107						u32 start_line_offset)
1108{
1109	struct ecore_dma_mem *ilt_shadow = p_hwfn->p_cxt_mngr->ilt_shadow;
1110	u32 lines, line, sz_left, lines_to_skip = 0;
1111
1112	/* Special handling for RoCE that supports dynamic allocation */
1113	if (ECORE_IS_RDMA_PERSONALITY(p_hwfn) &&
1114	    ((ilt_client == ILT_CLI_CDUT) || ilt_client == ILT_CLI_TSDM))
1115		return ECORE_SUCCESS;
1116
1117	lines_to_skip = p_blk->dynamic_line_cnt;
1118
1119	if (!p_blk->total_size)
1120		return ECORE_SUCCESS;
1121
1122	sz_left = p_blk->total_size;
1123	lines = DIV_ROUND_UP(sz_left, p_blk->real_size_in_page) -
1124		lines_to_skip;
1125	line = p_blk->start_line + start_line_offset -
1126	       p_hwfn->p_cxt_mngr->pf_start_line + lines_to_skip;
1127
1128	for (; lines; lines--) {
1129		dma_addr_t p_phys;
1130		void *p_virt;
1131		u32 size;
1132
1133		size = OSAL_MIN_T(u32, sz_left, p_blk->real_size_in_page);
1134		p_virt = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev,
1135						 &p_phys, size);
1136		if (!p_virt)
1137			return ECORE_NOMEM;
1138		OSAL_MEM_ZERO(p_virt, size);
1139
1140		ilt_shadow[line].p_phys = p_phys;
1141		ilt_shadow[line].p_virt = p_virt;
1142		ilt_shadow[line].size = size;
1143
1144		DP_VERBOSE(p_hwfn, ECORE_MSG_ILT,
1145			   "ILT shadow: Line [%d] Physical 0x%llx Virtual %p Size %d\n",
1146			   line, (unsigned long long)p_phys, p_virt, size);
1147
1148		sz_left -= size;
1149		line++;
1150	}
1151
1152	return ECORE_SUCCESS;
1153}
1154
1155static enum _ecore_status_t ecore_ilt_shadow_alloc(struct ecore_hwfn *p_hwfn)
1156{
1157	struct ecore_cxt_mngr *p_mngr  = p_hwfn->p_cxt_mngr;
1158	struct ecore_ilt_client_cfg *clients = p_mngr->clients;
1159	struct ecore_ilt_cli_blk *p_blk;
1160	u32 size, i, j, k;
1161	enum _ecore_status_t rc;
1162
1163	size = ecore_cxt_ilt_shadow_size(clients);
1164	p_mngr->ilt_shadow = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
1165					 size * sizeof(struct ecore_dma_mem));
1166
1167	if (p_mngr->ilt_shadow == OSAL_NULL) {
1168		DP_NOTICE(p_hwfn, false, "Failed to allocate ilt shadow table\n");
1169		rc = ECORE_NOMEM;
1170		goto ilt_shadow_fail;
1171	}
1172
1173	DP_VERBOSE(p_hwfn, ECORE_MSG_ILT,
1174		   "Allocated 0x%x bytes for ilt shadow\n",
1175		   (u32)(size * sizeof(struct ecore_dma_mem)));
1176
1177	for_each_ilt_valid_client(i, clients) {
1178		for (j = 0; j < ILT_CLI_PF_BLOCKS; j++) {
1179			p_blk = &clients[i].pf_blks[j];
1180			rc = ecore_ilt_blk_alloc(p_hwfn, p_blk, i, 0);
1181			if (rc != ECORE_SUCCESS)
1182				goto ilt_shadow_fail;
1183		}
1184		for (k = 0; k < p_mngr->vf_count; k++) {
1185			for (j = 0; j < ILT_CLI_VF_BLOCKS; j++) {
1186				u32 lines = clients[i].vf_total_lines * k;
1187
1188				p_blk = &clients[i].vf_blks[j];
1189				rc = ecore_ilt_blk_alloc(p_hwfn, p_blk,
1190							 i, lines);
1191				if (rc != ECORE_SUCCESS)
1192					goto ilt_shadow_fail;
1193			}
1194		}
1195	}
1196
1197	return ECORE_SUCCESS;
1198
1199ilt_shadow_fail:
1200	ecore_ilt_shadow_free(p_hwfn);
1201	return rc;
1202}
1203
1204static void ecore_cid_map_free(struct ecore_hwfn *p_hwfn)
1205{
1206	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
1207	u32 type, vf;
1208
1209	for (type = 0; type < MAX_CONN_TYPES; type++) {
1210		OSAL_FREE(p_hwfn->p_dev, p_mngr->acquired[type].cid_map);
1211		p_mngr->acquired[type].cid_map = OSAL_NULL;
1212		p_mngr->acquired[type].max_count = 0;
1213		p_mngr->acquired[type].start_cid = 0;
1214
1215		for (vf = 0; vf < COMMON_MAX_NUM_VFS; vf++) {
1216			OSAL_FREE(p_hwfn->p_dev,
1217				  p_mngr->acquired_vf[type][vf].cid_map);
1218			p_mngr->acquired_vf[type][vf].cid_map = OSAL_NULL;
1219			p_mngr->acquired_vf[type][vf].max_count = 0;
1220			p_mngr->acquired_vf[type][vf].start_cid = 0;
1221		}
1222	}
1223}
1224
1225static enum _ecore_status_t
1226ecore_cid_map_alloc_single(struct ecore_hwfn *p_hwfn, u32 type,
1227			   u32 cid_start, u32 cid_count,
1228			   struct ecore_cid_acquired_map *p_map)
1229{
1230	u32 size;
1231
1232	if (!cid_count)
1233		return ECORE_SUCCESS;
1234
1235	size = MAP_WORD_SIZE * DIV_ROUND_UP(cid_count, BITS_PER_MAP_WORD);
1236	p_map->cid_map = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL, size);
1237	if (p_map->cid_map == OSAL_NULL)
1238		return ECORE_NOMEM;
1239
1240	p_map->max_count = cid_count;
1241	p_map->start_cid = cid_start;
1242
1243	DP_VERBOSE(p_hwfn, ECORE_MSG_CXT,
1244		   "Type %08x start: %08x count %08x\n",
1245		   type, p_map->start_cid, p_map->max_count);
1246
1247	return ECORE_SUCCESS;
1248}
1249
1250static enum _ecore_status_t ecore_cid_map_alloc(struct ecore_hwfn *p_hwfn)
1251{
1252	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
1253	u32 start_cid = 0, vf_start_cid = 0;
1254	u32 type, vf;
1255
1256	for (type = 0; type < MAX_CONN_TYPES; type++) {
1257		struct ecore_conn_type_cfg *p_cfg = &p_mngr->conn_cfg[type];
1258		struct ecore_cid_acquired_map *p_map;
1259
1260		/* Handle PF maps */
1261		p_map = &p_mngr->acquired[type];
1262		if (ecore_cid_map_alloc_single(p_hwfn, type, start_cid,
1263					       p_cfg->cid_count, p_map))
1264			goto cid_map_fail;
1265
1266		/* Handle VF maps */
1267		for (vf = 0; vf < COMMON_MAX_NUM_VFS; vf++) {
1268			p_map = &p_mngr->acquired_vf[type][vf];
1269			if (ecore_cid_map_alloc_single(p_hwfn, type,
1270						       vf_start_cid,
1271						       p_cfg->cids_per_vf,
1272						       p_map))
1273				goto cid_map_fail;
1274		}
1275
1276		start_cid += p_cfg->cid_count;
1277		vf_start_cid += p_cfg->cids_per_vf;
1278	}
1279
1280	return ECORE_SUCCESS;
1281
1282cid_map_fail:
1283	ecore_cid_map_free(p_hwfn);
1284	return ECORE_NOMEM;
1285}
1286
1287enum _ecore_status_t ecore_cxt_mngr_alloc(struct ecore_hwfn *p_hwfn)
1288{
1289	struct ecore_ilt_client_cfg *clients;
1290	struct ecore_cxt_mngr *p_mngr;
1291	u32 i;
1292
1293	p_mngr = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL, sizeof(*p_mngr));
1294	if (!p_mngr) {
1295		DP_NOTICE(p_hwfn, false, "Failed to allocate `struct ecore_cxt_mngr'\n");
1296		return ECORE_NOMEM;
1297	}
1298
1299	/* Initialize ILT client registers */
1300	clients = p_mngr->clients;
1301	clients[ILT_CLI_CDUC].first.reg = ILT_CFG_REG(CDUC, FIRST_ILT);
1302	clients[ILT_CLI_CDUC].last.reg  = ILT_CFG_REG(CDUC, LAST_ILT);
1303	clients[ILT_CLI_CDUC].p_size.reg = ILT_CFG_REG(CDUC, P_SIZE);
1304
1305	clients[ILT_CLI_QM].first.reg   = ILT_CFG_REG(QM, FIRST_ILT);
1306	clients[ILT_CLI_QM].last.reg    = ILT_CFG_REG(QM, LAST_ILT);
1307	clients[ILT_CLI_QM].p_size.reg  = ILT_CFG_REG(QM, P_SIZE);
1308
1309	clients[ILT_CLI_TM].first.reg   = ILT_CFG_REG(TM, FIRST_ILT);
1310	clients[ILT_CLI_TM].last.reg    = ILT_CFG_REG(TM, LAST_ILT);
1311	clients[ILT_CLI_TM].p_size.reg  = ILT_CFG_REG(TM, P_SIZE);
1312
1313	clients[ILT_CLI_SRC].first.reg  = ILT_CFG_REG(SRC, FIRST_ILT);
1314	clients[ILT_CLI_SRC].last.reg   = ILT_CFG_REG(SRC, LAST_ILT);
1315	clients[ILT_CLI_SRC].p_size.reg = ILT_CFG_REG(SRC, P_SIZE);
1316
1317	clients[ILT_CLI_CDUT].first.reg = ILT_CFG_REG(CDUT, FIRST_ILT);
1318	clients[ILT_CLI_CDUT].last.reg  = ILT_CFG_REG(CDUT, LAST_ILT);
1319	clients[ILT_CLI_CDUT].p_size.reg = ILT_CFG_REG(CDUT, P_SIZE);
1320
1321	clients[ILT_CLI_TSDM].first.reg = ILT_CFG_REG(TSDM, FIRST_ILT);
1322	clients[ILT_CLI_TSDM].last.reg  = ILT_CFG_REG(TSDM, LAST_ILT);
1323	clients[ILT_CLI_TSDM].p_size.reg = ILT_CFG_REG(TSDM, P_SIZE);
1324
1325	/* default ILT page size for all clients is 64K */
1326	for (i = 0; i < ILT_CLI_MAX; i++)
1327		p_mngr->clients[i].p_size.val = p_hwfn->p_dev->ilt_page_size;
1328
1329	/* Initialize task sizes */
1330	p_mngr->task_type_size[0] = TYPE0_TASK_CXT_SIZE(p_hwfn);
1331	p_mngr->task_type_size[1] = TYPE1_TASK_CXT_SIZE(p_hwfn);
1332
1333	if (p_hwfn->p_dev->p_iov_info)
1334		p_mngr->vf_count = p_hwfn->p_dev->p_iov_info->total_vfs;
1335
1336	/* Initialize the dynamic ILT allocation mutex */
1337#ifdef CONFIG_ECORE_LOCK_ALLOC
1338	OSAL_MUTEX_ALLOC(p_hwfn, &p_mngr->mutex);
1339#endif
1340	OSAL_MUTEX_INIT(&p_mngr->mutex);
1341
1342	/* Set the cxt mangr pointer priori to further allocations */
1343	p_hwfn->p_cxt_mngr = p_mngr;
1344
1345	return ECORE_SUCCESS;
1346}
1347
1348enum _ecore_status_t ecore_cxt_tables_alloc(struct ecore_hwfn *p_hwfn)
1349{
1350	enum _ecore_status_t    rc;
1351
1352	/* Allocate the ILT shadow table */
1353	rc = ecore_ilt_shadow_alloc(p_hwfn);
1354	if (rc) {
1355		DP_NOTICE(p_hwfn, false, "Failed to allocate ilt memory\n");
1356		goto tables_alloc_fail;
1357	}
1358
1359	/* Allocate the T2  table */
1360	rc = ecore_cxt_src_t2_alloc(p_hwfn);
1361	if (rc) {
1362		DP_NOTICE(p_hwfn, false, "Failed to allocate T2 memory\n");
1363		goto tables_alloc_fail;
1364	}
1365
1366	/* Allocate and initialize the acquired cids bitmaps */
1367	rc = ecore_cid_map_alloc(p_hwfn);
1368	if (rc) {
1369		DP_NOTICE(p_hwfn, false, "Failed to allocate cid maps\n");
1370		goto tables_alloc_fail;
1371	}
1372
1373	return ECORE_SUCCESS;
1374
1375tables_alloc_fail:
1376	ecore_cxt_mngr_free(p_hwfn);
1377	return rc;
1378}
1379void ecore_cxt_mngr_free(struct ecore_hwfn *p_hwfn)
1380{
1381	if (!p_hwfn->p_cxt_mngr)
1382		return;
1383
1384	ecore_cid_map_free(p_hwfn);
1385	ecore_cxt_src_t2_free(p_hwfn);
1386	ecore_ilt_shadow_free(p_hwfn);
1387#ifdef CONFIG_ECORE_LOCK_ALLOC
1388	OSAL_MUTEX_DEALLOC(&p_hwfn->p_cxt_mngr->mutex);
1389#endif
1390	OSAL_FREE(p_hwfn->p_dev, p_hwfn->p_cxt_mngr);
1391
1392	p_hwfn->p_cxt_mngr = OSAL_NULL;
1393}
1394
1395void ecore_cxt_mngr_setup(struct ecore_hwfn *p_hwfn)
1396{
1397	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
1398	struct ecore_cid_acquired_map *p_map;
1399	struct ecore_conn_type_cfg *p_cfg;
1400	int type;
1401	u32 len;
1402
1403	/* Reset acquired cids */
1404	for (type = 0; type < MAX_CONN_TYPES; type++) {
1405		u32 vf;
1406
1407		p_cfg = &p_mngr->conn_cfg[type];
1408		if (p_cfg->cid_count) {
1409			p_map = &p_mngr->acquired[type];
1410			len = DIV_ROUND_UP(p_map->max_count,
1411					   BITS_PER_MAP_WORD) *
1412			      MAP_WORD_SIZE;
1413			OSAL_MEM_ZERO(p_map->cid_map, len);
1414		}
1415
1416		if (!p_cfg->cids_per_vf)
1417			continue;
1418
1419		for (vf = 0; vf < COMMON_MAX_NUM_VFS; vf++) {
1420			p_map = &p_mngr->acquired_vf[type][vf];
1421			len = DIV_ROUND_UP(p_map->max_count,
1422					   BITS_PER_MAP_WORD) *
1423			      MAP_WORD_SIZE;
1424			OSAL_MEM_ZERO(p_map->cid_map, len);
1425		}
1426	}
1427}
1428
1429/* HW initialization helper (per Block, per phase) */
1430
1431/* CDU Common */
1432#define CDUC_CXT_SIZE_SHIFT						\
1433	CDU_REG_CID_ADDR_PARAMS_CONTEXT_SIZE_SHIFT
1434
1435#define CDUC_CXT_SIZE_MASK						\
1436	(CDU_REG_CID_ADDR_PARAMS_CONTEXT_SIZE >> CDUC_CXT_SIZE_SHIFT)
1437
1438#define CDUC_BLOCK_WASTE_SHIFT						\
1439	CDU_REG_CID_ADDR_PARAMS_BLOCK_WASTE_SHIFT
1440
1441#define CDUC_BLOCK_WASTE_MASK						\
1442	(CDU_REG_CID_ADDR_PARAMS_BLOCK_WASTE >> CDUC_BLOCK_WASTE_SHIFT)
1443
1444#define CDUC_NCIB_SHIFT							\
1445	CDU_REG_CID_ADDR_PARAMS_NCIB_SHIFT
1446
1447#define CDUC_NCIB_MASK							\
1448	(CDU_REG_CID_ADDR_PARAMS_NCIB >> CDUC_NCIB_SHIFT)
1449
1450#define CDUT_TYPE0_CXT_SIZE_SHIFT					\
1451	CDU_REG_SEGMENT0_PARAMS_T0_TID_SIZE_SHIFT
1452
1453#define CDUT_TYPE0_CXT_SIZE_MASK					\
1454	(CDU_REG_SEGMENT0_PARAMS_T0_TID_SIZE >>				\
1455	CDUT_TYPE0_CXT_SIZE_SHIFT)
1456
1457#define CDUT_TYPE0_BLOCK_WASTE_SHIFT					\
1458	CDU_REG_SEGMENT0_PARAMS_T0_TID_BLOCK_WASTE_SHIFT
1459
1460#define CDUT_TYPE0_BLOCK_WASTE_MASK					\
1461	(CDU_REG_SEGMENT0_PARAMS_T0_TID_BLOCK_WASTE >>			\
1462	CDUT_TYPE0_BLOCK_WASTE_SHIFT)
1463
1464#define CDUT_TYPE0_NCIB_SHIFT						\
1465	CDU_REG_SEGMENT0_PARAMS_T0_NUM_TIDS_IN_BLOCK_SHIFT
1466
1467#define CDUT_TYPE0_NCIB_MASK						\
1468	(CDU_REG_SEGMENT0_PARAMS_T0_NUM_TIDS_IN_BLOCK >>		\
1469	CDUT_TYPE0_NCIB_SHIFT)
1470
1471#define CDUT_TYPE1_CXT_SIZE_SHIFT					\
1472	CDU_REG_SEGMENT1_PARAMS_T1_TID_SIZE_SHIFT
1473
1474#define CDUT_TYPE1_CXT_SIZE_MASK					\
1475	(CDU_REG_SEGMENT1_PARAMS_T1_TID_SIZE >>				\
1476	CDUT_TYPE1_CXT_SIZE_SHIFT)
1477
1478#define CDUT_TYPE1_BLOCK_WASTE_SHIFT					\
1479	CDU_REG_SEGMENT1_PARAMS_T1_TID_BLOCK_WASTE_SHIFT
1480
1481#define CDUT_TYPE1_BLOCK_WASTE_MASK					\
1482	(CDU_REG_SEGMENT1_PARAMS_T1_TID_BLOCK_WASTE >>			\
1483	CDUT_TYPE1_BLOCK_WASTE_SHIFT)
1484
1485#define CDUT_TYPE1_NCIB_SHIFT						\
1486	CDU_REG_SEGMENT1_PARAMS_T1_NUM_TIDS_IN_BLOCK_SHIFT
1487
1488#define CDUT_TYPE1_NCIB_MASK						\
1489	(CDU_REG_SEGMENT1_PARAMS_T1_NUM_TIDS_IN_BLOCK >>		\
1490	CDUT_TYPE1_NCIB_SHIFT)
1491
1492static void ecore_cdu_init_common(struct ecore_hwfn *p_hwfn)
1493{
1494	u32 page_sz, elems_per_page, block_waste,  cxt_size, cdu_params = 0;
1495
1496	/* CDUC - connection configuration */
1497	page_sz = p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUC].p_size.val;
1498	cxt_size = CONN_CXT_SIZE(p_hwfn);
1499	elems_per_page = ILT_PAGE_IN_BYTES(page_sz) / cxt_size;
1500	block_waste = ILT_PAGE_IN_BYTES(page_sz) - elems_per_page * cxt_size;
1501
1502	SET_FIELD(cdu_params, CDUC_CXT_SIZE, cxt_size);
1503	SET_FIELD(cdu_params, CDUC_BLOCK_WASTE, block_waste);
1504	SET_FIELD(cdu_params, (u32)CDUC_NCIB, elems_per_page);
1505	STORE_RT_REG(p_hwfn, CDU_REG_CID_ADDR_PARAMS_RT_OFFSET, cdu_params);
1506
1507	/* CDUT - type-0 tasks configuration */
1508	page_sz = p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUT].p_size.val;
1509	cxt_size = p_hwfn->p_cxt_mngr->task_type_size[0];
1510	elems_per_page = ILT_PAGE_IN_BYTES(page_sz) / cxt_size;
1511	block_waste = ILT_PAGE_IN_BYTES(page_sz) - elems_per_page * cxt_size;
1512
1513	/* cxt size and block-waste are multipes of 8 */
1514	cdu_params = 0;
1515	SET_FIELD(cdu_params, (u32)CDUT_TYPE0_CXT_SIZE, (cxt_size >> 3));
1516	SET_FIELD(cdu_params, CDUT_TYPE0_BLOCK_WASTE, (block_waste >> 3));
1517	SET_FIELD(cdu_params, CDUT_TYPE0_NCIB, elems_per_page);
1518	STORE_RT_REG(p_hwfn, CDU_REG_SEGMENT0_PARAMS_RT_OFFSET, cdu_params);
1519
1520	/* CDUT - type-1 tasks configuration */
1521	cxt_size = p_hwfn->p_cxt_mngr->task_type_size[1];
1522	elems_per_page = ILT_PAGE_IN_BYTES(page_sz) / cxt_size;
1523	block_waste = ILT_PAGE_IN_BYTES(page_sz) - elems_per_page * cxt_size;
1524
1525	/* cxt size and block-waste are multipes of 8 */
1526	cdu_params = 0;
1527	SET_FIELD(cdu_params, (u32)CDUT_TYPE1_CXT_SIZE, (cxt_size >> 3));
1528	SET_FIELD(cdu_params, CDUT_TYPE1_BLOCK_WASTE, (block_waste >> 3));
1529	SET_FIELD(cdu_params, CDUT_TYPE1_NCIB, elems_per_page);
1530	STORE_RT_REG(p_hwfn, CDU_REG_SEGMENT1_PARAMS_RT_OFFSET, cdu_params);
1531}
1532
1533/* CDU PF */
1534#define CDU_SEG_REG_TYPE_SHIFT		CDU_SEG_TYPE_OFFSET_REG_TYPE_SHIFT
1535#define CDU_SEG_REG_TYPE_MASK		0x1
1536#define CDU_SEG_REG_OFFSET_SHIFT	0
1537#define CDU_SEG_REG_OFFSET_MASK		CDU_SEG_TYPE_OFFSET_REG_OFFSET_MASK
1538
1539static void ecore_cdu_init_pf(struct ecore_hwfn *p_hwfn)
1540{
1541	struct ecore_ilt_client_cfg *p_cli;
1542	struct ecore_tid_seg *p_seg;
1543	u32 cdu_seg_params, offset;
1544	int i;
1545
1546	static const u32 rt_type_offset_arr[] = {
1547		CDU_REG_PF_SEG0_TYPE_OFFSET_RT_OFFSET,
1548		CDU_REG_PF_SEG1_TYPE_OFFSET_RT_OFFSET,
1549		CDU_REG_PF_SEG2_TYPE_OFFSET_RT_OFFSET,
1550		CDU_REG_PF_SEG3_TYPE_OFFSET_RT_OFFSET
1551	};
1552
1553	static const u32 rt_type_offset_fl_arr[] = {
1554		CDU_REG_PF_FL_SEG0_TYPE_OFFSET_RT_OFFSET,
1555		CDU_REG_PF_FL_SEG1_TYPE_OFFSET_RT_OFFSET,
1556		CDU_REG_PF_FL_SEG2_TYPE_OFFSET_RT_OFFSET,
1557		CDU_REG_PF_FL_SEG3_TYPE_OFFSET_RT_OFFSET
1558	};
1559
1560	p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUT];
1561
1562	/* There are initializations only for CDUT during pf Phase */
1563	for (i = 0; i < NUM_TASK_PF_SEGMENTS; i++) {
1564		/* Segment 0*/
1565		p_seg = ecore_cxt_tid_seg_info(p_hwfn, i);
1566		if (!p_seg)
1567			continue;
1568
1569		/* Note: start_line is already adjusted for the CDU
1570		 * segment register granularity, so we just need to
1571		 * divide. Adjustment is implicit as we assume ILT
1572		 * Page size is larger than 32K!
1573		 */
1574		offset = (ILT_PAGE_IN_BYTES(p_cli->p_size.val) *
1575			 (p_cli->pf_blks[CDUT_SEG_BLK(i)].start_line -
1576			  p_cli->first.val)) / CDUT_SEG_ALIGNMET_IN_BYTES;
1577
1578		cdu_seg_params = 0;
1579		SET_FIELD(cdu_seg_params, CDU_SEG_REG_TYPE, p_seg->type);
1580		SET_FIELD(cdu_seg_params, CDU_SEG_REG_OFFSET, offset);
1581		STORE_RT_REG(p_hwfn, rt_type_offset_arr[i],
1582			     cdu_seg_params);
1583
1584		offset = (ILT_PAGE_IN_BYTES(p_cli->p_size.val) *
1585			 (p_cli->pf_blks[CDUT_FL_SEG_BLK(i, PF)].start_line -
1586			  p_cli->first.val)) / CDUT_SEG_ALIGNMET_IN_BYTES;
1587
1588		cdu_seg_params = 0;
1589		SET_FIELD(cdu_seg_params, CDU_SEG_REG_TYPE, p_seg->type);
1590		SET_FIELD(cdu_seg_params, CDU_SEG_REG_OFFSET, offset);
1591		STORE_RT_REG(p_hwfn, rt_type_offset_fl_arr[i],
1592			     cdu_seg_params);
1593
1594	}
1595}
1596
1597void ecore_qm_init_pf(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
1598		      bool is_pf_loading)
1599{
1600	struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
1601	struct ecore_mcp_link_state *p_link;
1602	struct ecore_qm_iids iids;
1603
1604	OSAL_MEM_ZERO(&iids, sizeof(iids));
1605	ecore_cxt_qm_iids(p_hwfn, &iids);
1606
1607	p_link = &ECORE_LEADING_HWFN(p_hwfn->p_dev)->mcp_info->link_output;
1608
1609	ecore_qm_pf_rt_init(p_hwfn, p_ptt, p_hwfn->port_id,
1610			    p_hwfn->rel_pf_id, qm_info->max_phys_tcs_per_port,
1611			    is_pf_loading,
1612			    iids.cids, iids.vf_cids, iids.tids,
1613			    qm_info->start_pq,
1614			    qm_info->num_pqs - qm_info->num_vf_pqs,
1615			    qm_info->num_vf_pqs,
1616			    qm_info->start_vport,
1617			    qm_info->num_vports, qm_info->pf_wfq,
1618			    qm_info->pf_rl, p_link->speed,
1619			    p_hwfn->qm_info.qm_pq_params,
1620			    p_hwfn->qm_info.qm_vport_params);
1621}
1622
1623/* CM PF */
1624static void ecore_cm_init_pf(struct ecore_hwfn *p_hwfn)
1625{
1626	STORE_RT_REG(p_hwfn, XCM_REG_CON_PHY_Q3_RT_OFFSET, ecore_get_cm_pq_idx(p_hwfn, PQ_FLAGS_LB));
1627}
1628
1629/* DQ PF */
1630static void ecore_dq_init_pf(struct ecore_hwfn *p_hwfn)
1631{
1632	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
1633	u32 dq_pf_max_cid = 0, dq_vf_max_cid = 0;
1634
1635	dq_pf_max_cid += (p_mngr->conn_cfg[0].cid_count >> DQ_RANGE_SHIFT);
1636	STORE_RT_REG(p_hwfn, DORQ_REG_PF_MAX_ICID_0_RT_OFFSET, dq_pf_max_cid);
1637
1638	dq_vf_max_cid += (p_mngr->conn_cfg[0].cids_per_vf >> DQ_RANGE_SHIFT);
1639	STORE_RT_REG(p_hwfn, DORQ_REG_VF_MAX_ICID_0_RT_OFFSET, dq_vf_max_cid);
1640
1641	dq_pf_max_cid += (p_mngr->conn_cfg[1].cid_count >> DQ_RANGE_SHIFT);
1642	STORE_RT_REG(p_hwfn, DORQ_REG_PF_MAX_ICID_1_RT_OFFSET, dq_pf_max_cid);
1643
1644	dq_vf_max_cid += (p_mngr->conn_cfg[1].cids_per_vf >> DQ_RANGE_SHIFT);
1645	STORE_RT_REG(p_hwfn, DORQ_REG_VF_MAX_ICID_1_RT_OFFSET, dq_vf_max_cid);
1646
1647	dq_pf_max_cid += (p_mngr->conn_cfg[2].cid_count >> DQ_RANGE_SHIFT);
1648	STORE_RT_REG(p_hwfn, DORQ_REG_PF_MAX_ICID_2_RT_OFFSET, dq_pf_max_cid);
1649
1650	dq_vf_max_cid += (p_mngr->conn_cfg[2].cids_per_vf >> DQ_RANGE_SHIFT);
1651	STORE_RT_REG(p_hwfn, DORQ_REG_VF_MAX_ICID_2_RT_OFFSET, dq_vf_max_cid);
1652
1653	dq_pf_max_cid += (p_mngr->conn_cfg[3].cid_count >> DQ_RANGE_SHIFT);
1654	STORE_RT_REG(p_hwfn, DORQ_REG_PF_MAX_ICID_3_RT_OFFSET, dq_pf_max_cid);
1655
1656	dq_vf_max_cid += (p_mngr->conn_cfg[3].cids_per_vf >> DQ_RANGE_SHIFT);
1657	STORE_RT_REG(p_hwfn, DORQ_REG_VF_MAX_ICID_3_RT_OFFSET, dq_vf_max_cid);
1658
1659	dq_pf_max_cid += (p_mngr->conn_cfg[4].cid_count >> DQ_RANGE_SHIFT);
1660	STORE_RT_REG(p_hwfn, DORQ_REG_PF_MAX_ICID_4_RT_OFFSET, dq_pf_max_cid);
1661
1662	dq_vf_max_cid += (p_mngr->conn_cfg[4].cids_per_vf >> DQ_RANGE_SHIFT);
1663	STORE_RT_REG(p_hwfn, DORQ_REG_VF_MAX_ICID_4_RT_OFFSET, dq_vf_max_cid);
1664
1665	dq_pf_max_cid += (p_mngr->conn_cfg[5].cid_count >> DQ_RANGE_SHIFT);
1666	STORE_RT_REG(p_hwfn, DORQ_REG_PF_MAX_ICID_5_RT_OFFSET, dq_pf_max_cid);
1667
1668	dq_vf_max_cid += (p_mngr->conn_cfg[5].cids_per_vf >> DQ_RANGE_SHIFT);
1669	STORE_RT_REG(p_hwfn, DORQ_REG_VF_MAX_ICID_5_RT_OFFSET, dq_vf_max_cid);
1670
1671	/* Connection types 6 & 7 are not in use, yet they must be configured
1672	 * as the highest possible connection. Not configuring them means the
1673	 * defaults will be  used, and with a large number of cids a bug may
1674	 * occur, if the defaults will be smaller than dq_pf_max_cid /
1675	 * dq_vf_max_cid.
1676	 */
1677	STORE_RT_REG(p_hwfn, DORQ_REG_PF_MAX_ICID_6_RT_OFFSET, dq_pf_max_cid);
1678	STORE_RT_REG(p_hwfn, DORQ_REG_VF_MAX_ICID_6_RT_OFFSET, dq_vf_max_cid);
1679
1680	STORE_RT_REG(p_hwfn, DORQ_REG_PF_MAX_ICID_7_RT_OFFSET, dq_pf_max_cid);
1681	STORE_RT_REG(p_hwfn, DORQ_REG_VF_MAX_ICID_7_RT_OFFSET, dq_vf_max_cid);
1682}
1683
1684static void ecore_ilt_bounds_init(struct ecore_hwfn *p_hwfn)
1685{
1686	struct ecore_ilt_client_cfg *ilt_clients;
1687	int i;
1688
1689	ilt_clients = p_hwfn->p_cxt_mngr->clients;
1690	for_each_ilt_valid_client(i, ilt_clients) {
1691		STORE_RT_REG(p_hwfn,
1692			     ilt_clients[i].first.reg,
1693			     ilt_clients[i].first.val);
1694		STORE_RT_REG(p_hwfn,
1695			     ilt_clients[i].last.reg,
1696			     ilt_clients[i].last.val);
1697		STORE_RT_REG(p_hwfn,
1698			     ilt_clients[i].p_size.reg,
1699			     ilt_clients[i].p_size.val);
1700	}
1701}
1702
1703static void ecore_ilt_vf_bounds_init(struct ecore_hwfn *p_hwfn)
1704{
1705	struct ecore_ilt_client_cfg *p_cli;
1706	u32 blk_factor;
1707
1708	/* For simplicty  we set the 'block' to be an ILT page */
1709	if (p_hwfn->p_dev->p_iov_info) {
1710		struct ecore_hw_sriov_info *p_iov = p_hwfn->p_dev->p_iov_info;
1711
1712		STORE_RT_REG(p_hwfn,
1713			     PSWRQ2_REG_VF_BASE_RT_OFFSET,
1714			     p_iov->first_vf_in_pf);
1715		STORE_RT_REG(p_hwfn,
1716			     PSWRQ2_REG_VF_LAST_ILT_RT_OFFSET,
1717			     p_iov->first_vf_in_pf + p_iov->total_vfs);
1718	}
1719
1720	p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUC];
1721	blk_factor = OSAL_LOG2(ILT_PAGE_IN_BYTES(p_cli->p_size.val) >> 10);
1722	if (p_cli->active) {
1723		STORE_RT_REG(p_hwfn,
1724			     PSWRQ2_REG_CDUC_BLOCKS_FACTOR_RT_OFFSET,
1725			     blk_factor);
1726		STORE_RT_REG(p_hwfn,
1727			     PSWRQ2_REG_CDUC_NUMBER_OF_PF_BLOCKS_RT_OFFSET,
1728			     p_cli->pf_total_lines);
1729		STORE_RT_REG(p_hwfn,
1730			     PSWRQ2_REG_CDUC_VF_BLOCKS_RT_OFFSET,
1731			     p_cli->vf_total_lines);
1732	}
1733
1734	p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUT];
1735	blk_factor = OSAL_LOG2(ILT_PAGE_IN_BYTES(p_cli->p_size.val) >> 10);
1736	if (p_cli->active) {
1737		STORE_RT_REG(p_hwfn,
1738			     PSWRQ2_REG_CDUT_BLOCKS_FACTOR_RT_OFFSET,
1739			     blk_factor);
1740		STORE_RT_REG(p_hwfn,
1741			     PSWRQ2_REG_CDUT_NUMBER_OF_PF_BLOCKS_RT_OFFSET,
1742			     p_cli->pf_total_lines);
1743		STORE_RT_REG(p_hwfn,
1744			     PSWRQ2_REG_CDUT_VF_BLOCKS_RT_OFFSET,
1745			     p_cli->vf_total_lines);
1746	}
1747
1748	p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_TM];
1749	blk_factor = OSAL_LOG2(ILT_PAGE_IN_BYTES(p_cli->p_size.val) >> 10);
1750	if (p_cli->active) {
1751		STORE_RT_REG(p_hwfn,
1752			     PSWRQ2_REG_TM_BLOCKS_FACTOR_RT_OFFSET,
1753			     blk_factor);
1754		STORE_RT_REG(p_hwfn,
1755			     PSWRQ2_REG_TM_NUMBER_OF_PF_BLOCKS_RT_OFFSET,
1756			     p_cli->pf_total_lines);
1757		STORE_RT_REG(p_hwfn,
1758			     PSWRQ2_REG_TM_VF_BLOCKS_RT_OFFSET,
1759			     p_cli->vf_total_lines);
1760	}
1761}
1762
1763/* ILT (PSWRQ2) PF */
1764static void ecore_ilt_init_pf(struct ecore_hwfn *p_hwfn)
1765{
1766	struct ecore_ilt_client_cfg *clients;
1767	struct ecore_cxt_mngr *p_mngr;
1768	struct ecore_dma_mem *p_shdw;
1769	u32 line, rt_offst, i;
1770
1771	ecore_ilt_bounds_init(p_hwfn);
1772	ecore_ilt_vf_bounds_init(p_hwfn);
1773
1774	p_mngr  = p_hwfn->p_cxt_mngr;
1775	p_shdw  = p_mngr->ilt_shadow;
1776	clients = p_hwfn->p_cxt_mngr->clients;
1777
1778	for_each_ilt_valid_client(i, clients) {
1779		/* Client's 1st val and RT array are absolute, ILT shadows'
1780		 * lines are relative.
1781		 */
1782		line = clients[i].first.val - p_mngr->pf_start_line;
1783		rt_offst = PSWRQ2_REG_ILT_MEMORY_RT_OFFSET +
1784			   clients[i].first.val * ILT_ENTRY_IN_REGS;
1785
1786		for (; line <= clients[i].last.val - p_mngr->pf_start_line;
1787		     line++, rt_offst += ILT_ENTRY_IN_REGS) {
1788			u64 ilt_hw_entry = 0;
1789
1790			/** p_virt could be OSAL_NULL incase of dynamic
1791			 *  allocation
1792			 */
1793			if (p_shdw[line].p_virt != OSAL_NULL) {
1794				SET_FIELD(ilt_hw_entry, ILT_ENTRY_VALID, 1ULL);
1795				SET_FIELD(ilt_hw_entry, ILT_ENTRY_PHY_ADDR,
1796					  (unsigned long long)(p_shdw[line].p_phys >> 12));
1797
1798				DP_VERBOSE(
1799					p_hwfn, ECORE_MSG_ILT,
1800					"Setting RT[0x%08x] from ILT[0x%08x] [Client is %d] to Physical addr: 0x%llx\n",
1801					rt_offst, line, i,
1802					(unsigned long long)(p_shdw[line].p_phys >> 12));
1803			}
1804
1805			STORE_RT_REG_AGG(p_hwfn, rt_offst, ilt_hw_entry);
1806		}
1807	}
1808}
1809
1810/* SRC (Searcher) PF */
1811static void ecore_src_init_pf(struct ecore_hwfn *p_hwfn)
1812{
1813	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
1814	u32 rounded_conn_num, conn_num, conn_max;
1815	struct ecore_src_iids src_iids;
1816
1817	OSAL_MEM_ZERO(&src_iids, sizeof(src_iids));
1818	ecore_cxt_src_iids(p_mngr, &src_iids);
1819	conn_num = src_iids.pf_cids + src_iids.per_vf_cids * p_mngr->vf_count;
1820	if (!conn_num)
1821		return;
1822
1823	conn_max = OSAL_MAX_T(u32, conn_num, SRC_MIN_NUM_ELEMS);
1824	rounded_conn_num = OSAL_ROUNDUP_POW_OF_TWO(conn_max);
1825
1826	STORE_RT_REG(p_hwfn, SRC_REG_COUNTFREE_RT_OFFSET, conn_num);
1827	STORE_RT_REG(p_hwfn, SRC_REG_NUMBER_HASH_BITS_RT_OFFSET,
1828		     OSAL_LOG2(rounded_conn_num));
1829
1830	STORE_RT_REG_AGG(p_hwfn, SRC_REG_FIRSTFREE_RT_OFFSET,
1831			 p_hwfn->p_cxt_mngr->first_free);
1832	STORE_RT_REG_AGG(p_hwfn, SRC_REG_LASTFREE_RT_OFFSET,
1833			 p_hwfn->p_cxt_mngr->last_free);
1834	DP_VERBOSE(p_hwfn, ECORE_MSG_ILT,
1835		   "Configured SEARCHER for 0x%08x connections\n",
1836		   conn_num);
1837}
1838
1839/* Timers PF */
1840#define TM_CFG_NUM_IDS_SHIFT		0
1841#define TM_CFG_NUM_IDS_MASK		0xFFFFULL
1842#define TM_CFG_PRE_SCAN_OFFSET_SHIFT	16
1843#define TM_CFG_PRE_SCAN_OFFSET_MASK	0x1FFULL
1844#define TM_CFG_PARENT_PF_SHIFT		25
1845#define TM_CFG_PARENT_PF_MASK		0x7ULL
1846
1847#define TM_CFG_CID_PRE_SCAN_ROWS_SHIFT	30
1848#define TM_CFG_CID_PRE_SCAN_ROWS_MASK	0x1FFULL
1849
1850#define TM_CFG_TID_OFFSET_SHIFT		30
1851#define TM_CFG_TID_OFFSET_MASK		0x7FFFFULL
1852#define TM_CFG_TID_PRE_SCAN_ROWS_SHIFT	49
1853#define TM_CFG_TID_PRE_SCAN_ROWS_MASK	0x1FFULL
1854
1855static void ecore_tm_init_pf(struct ecore_hwfn *p_hwfn)
1856{
1857	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
1858	u32 active_seg_mask = 0, tm_offset, rt_reg;
1859	struct ecore_tm_iids tm_iids;
1860	u64 cfg_word;
1861	u8 i;
1862
1863	OSAL_MEM_ZERO(&tm_iids, sizeof(tm_iids));
1864	ecore_cxt_tm_iids(p_mngr, &tm_iids);
1865
1866	/* @@@TBD No pre-scan for now */
1867
1868	/* Note: We assume consecutive VFs for a PF */
1869	for (i = 0; i < p_mngr->vf_count; i++) {
1870		cfg_word = 0;
1871		SET_FIELD(cfg_word, TM_CFG_NUM_IDS, tm_iids.per_vf_cids);
1872		SET_FIELD(cfg_word, TM_CFG_PRE_SCAN_OFFSET, 0);
1873		SET_FIELD(cfg_word, TM_CFG_PARENT_PF, p_hwfn->rel_pf_id);
1874		SET_FIELD(cfg_word, TM_CFG_CID_PRE_SCAN_ROWS, 0); /* scan all */
1875
1876		rt_reg = TM_REG_CONFIG_CONN_MEM_RT_OFFSET +
1877			 (sizeof(cfg_word) / sizeof(u32)) *
1878			 (p_hwfn->p_dev->p_iov_info->first_vf_in_pf + i);
1879		STORE_RT_REG_AGG(p_hwfn, rt_reg, cfg_word);
1880	}
1881
1882	cfg_word = 0;
1883	SET_FIELD(cfg_word, TM_CFG_NUM_IDS, tm_iids.pf_cids);
1884	SET_FIELD(cfg_word, TM_CFG_PRE_SCAN_OFFSET, 0);
1885	SET_FIELD(cfg_word, TM_CFG_PARENT_PF, 0);	  /* n/a for PF */
1886	SET_FIELD(cfg_word, TM_CFG_CID_PRE_SCAN_ROWS, 0); /* scan all   */
1887
1888	rt_reg = TM_REG_CONFIG_CONN_MEM_RT_OFFSET +
1889		 (sizeof(cfg_word) / sizeof(u32)) *
1890		 (NUM_OF_VFS(p_hwfn->p_dev) + p_hwfn->rel_pf_id);
1891	STORE_RT_REG_AGG(p_hwfn, rt_reg, cfg_word);
1892
1893	/* enale scan */
1894	STORE_RT_REG(p_hwfn, TM_REG_PF_ENABLE_CONN_RT_OFFSET,
1895		     tm_iids.pf_cids  ? 0x1 : 0x0);
1896
1897	/* @@@TBD how to enable the scan for the VFs */
1898
1899	tm_offset = tm_iids.per_vf_cids;
1900
1901	/* Note: We assume consecutive VFs for a PF */
1902	for (i = 0; i < p_mngr->vf_count; i++) {
1903		cfg_word = 0;
1904		SET_FIELD(cfg_word, TM_CFG_NUM_IDS, tm_iids.per_vf_tids);
1905		SET_FIELD(cfg_word, TM_CFG_PRE_SCAN_OFFSET, 0);
1906		SET_FIELD(cfg_word, TM_CFG_PARENT_PF, p_hwfn->rel_pf_id);
1907		SET_FIELD(cfg_word, TM_CFG_TID_OFFSET, tm_offset);
1908		SET_FIELD(cfg_word, TM_CFG_TID_PRE_SCAN_ROWS, (u64)0);
1909
1910		rt_reg = TM_REG_CONFIG_TASK_MEM_RT_OFFSET +
1911			 (sizeof(cfg_word) / sizeof(u32)) *
1912			 (p_hwfn->p_dev->p_iov_info->first_vf_in_pf + i);
1913
1914		STORE_RT_REG_AGG(p_hwfn, rt_reg, cfg_word);
1915	}
1916
1917	tm_offset = tm_iids.pf_cids;
1918	for (i = 0; i < NUM_TASK_PF_SEGMENTS; i++) {
1919		cfg_word = 0;
1920		SET_FIELD(cfg_word, TM_CFG_NUM_IDS, tm_iids.pf_tids[i]);
1921		SET_FIELD(cfg_word, TM_CFG_PRE_SCAN_OFFSET, 0);
1922		SET_FIELD(cfg_word, TM_CFG_PARENT_PF, 0);
1923		SET_FIELD(cfg_word, TM_CFG_TID_OFFSET, tm_offset);
1924		SET_FIELD(cfg_word, TM_CFG_TID_PRE_SCAN_ROWS, (u64)0);
1925
1926		rt_reg = TM_REG_CONFIG_TASK_MEM_RT_OFFSET +
1927			 (sizeof(cfg_word) / sizeof(u32)) *
1928			 (NUM_OF_VFS(p_hwfn->p_dev) +
1929			 p_hwfn->rel_pf_id * NUM_TASK_PF_SEGMENTS + i);
1930
1931		STORE_RT_REG_AGG(p_hwfn, rt_reg, cfg_word);
1932		active_seg_mask |= (tm_iids.pf_tids[i] ? (1 << i) : 0);
1933
1934		tm_offset += tm_iids.pf_tids[i];
1935	}
1936
1937	if (ECORE_IS_RDMA_PERSONALITY(p_hwfn))
1938		active_seg_mask = 0;
1939
1940	STORE_RT_REG(p_hwfn, TM_REG_PF_ENABLE_TASK_RT_OFFSET, active_seg_mask);
1941
1942	/* @@@TBD how to enable the scan for the VFs */
1943}
1944
1945static void ecore_prs_init_common(struct ecore_hwfn *p_hwfn)
1946{
1947	if ((p_hwfn->hw_info.personality == ECORE_PCI_FCOE) &&
1948	    p_hwfn->pf_params.fcoe_pf_params.is_target)
1949		STORE_RT_REG(p_hwfn, PRS_REG_SEARCH_RESP_INITIATOR_TYPE_RT_OFFSET, 0);
1950}
1951
1952static void ecore_prs_init_pf(struct ecore_hwfn *p_hwfn)
1953{
1954	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
1955	struct ecore_conn_type_cfg *p_fcoe;
1956	struct ecore_tid_seg *p_tid;
1957
1958	p_fcoe = &p_mngr->conn_cfg[PROTOCOLID_FCOE];
1959
1960	/* If FCoE is active set the MAX OX_ID (tid) in the Parser */
1961	if (!p_fcoe->cid_count)
1962		return;
1963
1964	p_tid = &p_fcoe->tid_seg[ECORE_CXT_FCOE_TID_SEG];
1965	if (p_hwfn->pf_params.fcoe_pf_params.is_target) {
1966		STORE_RT_REG_AGG(p_hwfn,
1967				 PRS_REG_TASK_ID_MAX_TARGET_PF_RT_OFFSET,
1968				 p_tid->count);
1969	} else {
1970		STORE_RT_REG_AGG(p_hwfn,
1971				PRS_REG_TASK_ID_MAX_INITIATOR_PF_RT_OFFSET,
1972				p_tid->count);
1973	}
1974}
1975
1976void ecore_cxt_hw_init_common(struct ecore_hwfn *p_hwfn)
1977{
1978	/* CDU configuration */
1979	ecore_cdu_init_common(p_hwfn);
1980	ecore_prs_init_common(p_hwfn);
1981}
1982
1983void ecore_cxt_hw_init_pf(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
1984{
1985	ecore_qm_init_pf(p_hwfn, p_ptt, true);
1986	ecore_cm_init_pf(p_hwfn);
1987	ecore_dq_init_pf(p_hwfn);
1988	ecore_cdu_init_pf(p_hwfn);
1989	ecore_ilt_init_pf(p_hwfn);
1990	ecore_src_init_pf(p_hwfn);
1991	ecore_tm_init_pf(p_hwfn);
1992	ecore_prs_init_pf(p_hwfn);
1993}
1994
1995enum _ecore_status_t _ecore_cxt_acquire_cid(struct ecore_hwfn *p_hwfn,
1996					    enum protocol_type type,
1997					    u32 *p_cid, u8 vfid)
1998{
1999	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
2000	struct ecore_cid_acquired_map *p_map;
2001	u32 rel_cid;
2002
2003	if (type >= MAX_CONN_TYPES) {
2004		DP_NOTICE(p_hwfn, true, "Invalid protocol type %d", type);
2005		return ECORE_INVAL;
2006	}
2007
2008	if (vfid >= COMMON_MAX_NUM_VFS && vfid != ECORE_CXT_PF_CID) {
2009		DP_NOTICE(p_hwfn, true, "VF [%02x] is out of range\n", vfid);
2010		return ECORE_INVAL;
2011	}
2012
2013	/* Determine the right map to take this CID from */
2014	if (vfid == ECORE_CXT_PF_CID)
2015		p_map = &p_mngr->acquired[type];
2016	else
2017		p_map = &p_mngr->acquired_vf[type][vfid];
2018
2019	if (p_map->cid_map == OSAL_NULL) {
2020		DP_NOTICE(p_hwfn, true, "Invalid protocol type %d", type);
2021		return ECORE_INVAL;
2022	}
2023
2024	rel_cid = OSAL_FIND_FIRST_ZERO_BIT(p_map->cid_map,
2025					   p_map->max_count);
2026
2027	if (rel_cid >= p_map->max_count) {
2028		DP_NOTICE(p_hwfn, false, "no CID available for protocol %d\n",
2029			  type);
2030		return ECORE_NORESOURCES;
2031	}
2032
2033	OSAL_SET_BIT(rel_cid, p_map->cid_map);
2034
2035	*p_cid = rel_cid + p_map->start_cid;
2036
2037	DP_VERBOSE(p_hwfn, ECORE_MSG_CXT,
2038		   "Acquired cid 0x%08x [rel. %08x] vfid %02x type %d\n",
2039		   *p_cid, rel_cid, vfid, type);
2040
2041	return ECORE_SUCCESS;
2042}
2043
2044enum _ecore_status_t ecore_cxt_acquire_cid(struct ecore_hwfn *p_hwfn,
2045					   enum protocol_type type,
2046					   u32 *p_cid)
2047{
2048	return _ecore_cxt_acquire_cid(p_hwfn, type, p_cid, ECORE_CXT_PF_CID);
2049}
2050
2051static bool ecore_cxt_test_cid_acquired(struct ecore_hwfn *p_hwfn,
2052					u32 cid, u8 vfid,
2053					enum protocol_type *p_type,
2054					struct ecore_cid_acquired_map **pp_map)
2055{
2056	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
2057	u32 rel_cid;
2058
2059	/* Iterate over protocols and find matching cid range */
2060	for (*p_type = 0; *p_type < MAX_CONN_TYPES; (*p_type)++) {
2061		if (vfid == ECORE_CXT_PF_CID)
2062			*pp_map = &p_mngr->acquired[*p_type];
2063		else
2064			*pp_map = &p_mngr->acquired_vf[*p_type][vfid];
2065
2066		if (!((*pp_map)->cid_map))
2067			continue;
2068		if (cid >= (*pp_map)->start_cid &&
2069		    cid < (*pp_map)->start_cid + (*pp_map)->max_count) {
2070			break;
2071		}
2072	}
2073
2074	if (*p_type == MAX_CONN_TYPES) {
2075		DP_NOTICE(p_hwfn, true, "Invalid CID %d vfid %02x", cid, vfid);
2076		goto fail;
2077	}
2078
2079	rel_cid = cid - (*pp_map)->start_cid;
2080	if (!OSAL_TEST_BIT(rel_cid, (*pp_map)->cid_map)) {
2081		DP_NOTICE(p_hwfn, true,
2082			  "CID %d [vifd %02x] not acquired", cid, vfid);
2083		goto fail;
2084	}
2085
2086	return true;
2087fail:
2088	*p_type = MAX_CONN_TYPES;
2089	*pp_map = OSAL_NULL;
2090	return false;
2091}
2092
2093void _ecore_cxt_release_cid(struct ecore_hwfn *p_hwfn, u32 cid, u8 vfid)
2094{
2095	struct ecore_cid_acquired_map *p_map = OSAL_NULL;
2096	enum protocol_type type;
2097	bool b_acquired;
2098	u32 rel_cid;
2099
2100	if (vfid != ECORE_CXT_PF_CID && vfid > COMMON_MAX_NUM_VFS) {
2101		DP_NOTICE(p_hwfn, true,
2102			  "Trying to return incorrect CID belonging to VF %02x\n",
2103			  vfid);
2104		return;
2105	}
2106
2107	/* Test acquired and find matching per-protocol map */
2108	b_acquired = ecore_cxt_test_cid_acquired(p_hwfn, cid, vfid,
2109						 &type, &p_map);
2110
2111	if (!b_acquired)
2112		return;
2113
2114	rel_cid = cid - p_map->start_cid;
2115	OSAL_CLEAR_BIT(rel_cid, p_map->cid_map);
2116
2117	DP_VERBOSE(p_hwfn, ECORE_MSG_CXT,
2118		   "Released CID 0x%08x [rel. %08x] vfid %02x type %d\n",
2119		   cid, rel_cid, vfid, type);
2120}
2121
2122void ecore_cxt_release_cid(struct ecore_hwfn *p_hwfn, u32 cid)
2123{
2124	_ecore_cxt_release_cid(p_hwfn, cid, ECORE_CXT_PF_CID);
2125}
2126
2127enum _ecore_status_t ecore_cxt_get_cid_info(struct ecore_hwfn *p_hwfn,
2128					    struct ecore_cxt_info *p_info)
2129{
2130	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
2131	struct ecore_cid_acquired_map *p_map = OSAL_NULL;
2132	u32 conn_cxt_size, hw_p_size, cxts_per_p, line;
2133	enum protocol_type type;
2134	bool b_acquired;
2135
2136	/* Test acquired and find matching per-protocol map */
2137	b_acquired = ecore_cxt_test_cid_acquired(p_hwfn, p_info->iid,
2138						 ECORE_CXT_PF_CID,
2139						 &type, &p_map);
2140
2141	if (!b_acquired)
2142		return ECORE_INVAL;
2143
2144	/* set the protocl type */
2145	p_info->type = type;
2146
2147	/* compute context virtual pointer */
2148	hw_p_size = p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUC].p_size.val;
2149
2150	conn_cxt_size = CONN_CXT_SIZE(p_hwfn);
2151	cxts_per_p = ILT_PAGE_IN_BYTES(hw_p_size) / conn_cxt_size;
2152	line = p_info->iid / cxts_per_p;
2153
2154	/* Make sure context is allocated (dynamic allocation) */
2155	if (!p_mngr->ilt_shadow[line].p_virt)
2156		return ECORE_INVAL;
2157
2158	p_info->p_cxt = (u8 *)p_mngr->ilt_shadow[line].p_virt +
2159			      p_info->iid % cxts_per_p * conn_cxt_size;
2160
2161	DP_VERBOSE(p_hwfn, (ECORE_MSG_ILT | ECORE_MSG_CXT),
2162		   "Accessing ILT shadow[%d]: CXT pointer is at %p (for iid %d)\n",
2163		   (p_info->iid / cxts_per_p), p_info->p_cxt, p_info->iid);
2164
2165	return ECORE_SUCCESS;
2166}
2167
2168static void ecore_rdma_set_pf_params(struct ecore_hwfn *p_hwfn,
2169				     struct ecore_rdma_pf_params *p_params,
2170				     u32 num_tasks)
2171{
2172	u32 num_cons, num_qps;
2173	enum protocol_type proto;
2174
2175	/* The only case RDMA personality can be overriden is if NVRAM is
2176	 * configured with ETH_RDMA or if no rdma protocol was requested
2177	 */
2178	switch (p_params->rdma_protocol) {
2179	case ECORE_RDMA_PROTOCOL_DEFAULT:
2180		if (p_hwfn->mcp_info->func_info.protocol ==
2181		    ECORE_PCI_ETH_RDMA) {
2182			DP_NOTICE(p_hwfn, false,
2183				  "Current day drivers don't support RoCE & iWARP. Default to RoCE-only\n");
2184			p_hwfn->hw_info.personality = ECORE_PCI_ETH_ROCE;
2185		}
2186		break;
2187	case ECORE_RDMA_PROTOCOL_NONE:
2188		p_hwfn->hw_info.personality = ECORE_PCI_ETH;
2189		return; /* intentional... nothing left to do... */
2190	case ECORE_RDMA_PROTOCOL_ROCE:
2191		if (p_hwfn->mcp_info->func_info.protocol == ECORE_PCI_ETH_RDMA)
2192			p_hwfn->hw_info.personality = ECORE_PCI_ETH_ROCE;
2193		break;
2194	case ECORE_RDMA_PROTOCOL_IWARP:
2195		if (p_hwfn->mcp_info->func_info.protocol == ECORE_PCI_ETH_RDMA)
2196			p_hwfn->hw_info.personality = ECORE_PCI_ETH_IWARP;
2197		break;
2198	}
2199
2200	switch (p_hwfn->hw_info.personality) {
2201	case ECORE_PCI_ETH_IWARP:
2202		/* Each QP requires one connection */
2203		num_cons = OSAL_MIN_T(u32, IWARP_MAX_QPS, p_params->num_qps);
2204#ifdef CONFIG_ECORE_IWARP /* required for the define */
2205		/* additional connections required for passive tcp handling */
2206		num_cons += ECORE_IWARP_PREALLOC_CNT;
2207#endif
2208		proto = PROTOCOLID_IWARP;
2209		break;
2210	case ECORE_PCI_ETH_ROCE:
2211		num_qps = OSAL_MIN_T(u32, ROCE_MAX_QPS, p_params->num_qps);
2212		num_cons = num_qps * 2; /* each QP requires two connections */
2213		proto = PROTOCOLID_ROCE;
2214		break;
2215	default:
2216		return;
2217	}
2218
2219	if (num_cons && num_tasks) {
2220		u32 num_srqs, num_xrc_srqs, max_xrc_srqs, page_size;
2221
2222		ecore_cxt_set_proto_cid_count(p_hwfn, proto,
2223					      num_cons, 0);
2224
2225		/* Deliberatly passing ROCE for tasks id. This is because
2226		 * iWARP / RoCE share the task id.
2227		 */
2228		ecore_cxt_set_proto_tid_count(p_hwfn, PROTOCOLID_ROCE,
2229					      ECORE_CXT_ROCE_TID_SEG,
2230					      1, /* RoCE segment type */
2231					      num_tasks,
2232					      false); /* !force load */
2233
2234		num_srqs = OSAL_MIN_T(u32, ECORE_RDMA_MAX_SRQS,
2235				      p_params->num_srqs);
2236
2237		/* XRC SRQs populate a single ILT page */
2238		page_size = ecore_cxt_get_ilt_page_size(p_hwfn, ILT_CLI_TSDM);
2239		max_xrc_srqs =  page_size / XRC_SRQ_CXT_SIZE;
2240		max_xrc_srqs = OSAL_MIN_T(u32, max_xrc_srqs, ECORE_RDMA_MAX_XRC_SRQS);
2241
2242		num_xrc_srqs = OSAL_MIN_T(u32, p_params->num_xrc_srqs,
2243					  max_xrc_srqs);
2244		ecore_cxt_set_srq_count(p_hwfn, num_srqs, num_xrc_srqs);
2245
2246	} else {
2247		DP_INFO(p_hwfn->p_dev,
2248			"RDMA personality used without setting params!\n");
2249	}
2250}
2251
2252enum _ecore_status_t ecore_cxt_set_pf_params(struct ecore_hwfn *p_hwfn,
2253					     u32 rdma_tasks)
2254{
2255	/* Set the number of required CORE connections */
2256	u32 core_cids = 1; /* SPQ */
2257
2258	if (p_hwfn->using_ll2)
2259		core_cids += 4; /* @@@TBD Use the proper #define */
2260
2261	ecore_cxt_set_proto_cid_count(p_hwfn, PROTOCOLID_CORE, core_cids, 0);
2262
2263	switch (p_hwfn->hw_info.personality) {
2264	case ECORE_PCI_ETH_RDMA:
2265	case ECORE_PCI_ETH_IWARP:
2266	case ECORE_PCI_ETH_ROCE:
2267	{
2268		ecore_rdma_set_pf_params(p_hwfn,
2269					 &p_hwfn->pf_params.rdma_pf_params,
2270					 rdma_tasks);
2271
2272		/* no need for break since RoCE coexist with Ethernet */
2273	}
2274	case ECORE_PCI_ETH:
2275	{
2276		u32 count = 0;
2277
2278		struct ecore_eth_pf_params *p_params =
2279					&p_hwfn->pf_params.eth_pf_params;
2280
2281		if (!p_params->num_vf_cons)
2282			p_params->num_vf_cons = ETH_PF_PARAMS_VF_CONS_DEFAULT;
2283		ecore_cxt_set_proto_cid_count(p_hwfn, PROTOCOLID_ETH,
2284					      p_params->num_cons,
2285					      p_params->num_vf_cons);
2286
2287		count = p_params->num_arfs_filters;
2288
2289		if (!OSAL_TEST_BIT(ECORE_MF_DISABLE_ARFS,
2290				   &p_hwfn->p_dev->mf_bits))
2291			p_hwfn->p_cxt_mngr->arfs_count = count;
2292
2293		break;
2294	}
2295	case ECORE_PCI_FCOE:
2296	{
2297		struct ecore_fcoe_pf_params *p_params;
2298
2299		p_params = &p_hwfn->pf_params.fcoe_pf_params;
2300
2301		if (p_params->num_cons && p_params->num_tasks) {
2302			ecore_cxt_set_proto_cid_count(p_hwfn, PROTOCOLID_FCOE,
2303						      p_params->num_cons, 0);
2304
2305			ecore_cxt_set_proto_tid_count(p_hwfn, PROTOCOLID_FCOE,
2306						      ECORE_CXT_FCOE_TID_SEG,
2307						      0, /* segment type */
2308						      p_params->num_tasks,
2309						      true);
2310		} else {
2311			DP_INFO(p_hwfn->p_dev,
2312				"Fcoe personality used without setting params!\n");
2313		}
2314		break;
2315	}
2316	case ECORE_PCI_ISCSI:
2317	{
2318		struct ecore_iscsi_pf_params *p_params;
2319
2320		p_params = &p_hwfn->pf_params.iscsi_pf_params;
2321
2322		if (p_params->num_cons && p_params->num_tasks) {
2323			ecore_cxt_set_proto_cid_count(p_hwfn, PROTOCOLID_ISCSI,
2324						      p_params->num_cons, 0);
2325
2326			ecore_cxt_set_proto_tid_count(p_hwfn, PROTOCOLID_ISCSI,
2327						      ECORE_CXT_ISCSI_TID_SEG,
2328						      0, /* segment type */
2329						      p_params->num_tasks,
2330						      true);
2331		} else {
2332			DP_INFO(p_hwfn->p_dev,
2333				"Iscsi personality used without setting params!\n");
2334		}
2335		break;
2336	}
2337	default:
2338		return ECORE_INVAL;
2339	}
2340
2341	return ECORE_SUCCESS;
2342}
2343
2344enum _ecore_status_t ecore_cxt_get_tid_mem_info(struct ecore_hwfn *p_hwfn,
2345						struct ecore_tid_mem *p_info)
2346{
2347	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
2348	u32 proto, seg, total_lines, i, shadow_line;
2349	struct ecore_ilt_client_cfg *p_cli;
2350	struct ecore_ilt_cli_blk *p_fl_seg;
2351	struct ecore_tid_seg *p_seg_info;
2352
2353	/* Verify the personality */
2354	switch (p_hwfn->hw_info.personality) {
2355	case ECORE_PCI_FCOE:
2356		proto = PROTOCOLID_FCOE;
2357		seg = ECORE_CXT_FCOE_TID_SEG;
2358		break;
2359	case ECORE_PCI_ISCSI:
2360		proto = PROTOCOLID_ISCSI;
2361		seg = ECORE_CXT_ISCSI_TID_SEG;
2362		break;
2363	default:
2364		return ECORE_INVAL;
2365	}
2366
2367	p_cli = &p_mngr->clients[ILT_CLI_CDUT];
2368	if (!p_cli->active) {
2369		return ECORE_INVAL;
2370	}
2371
2372	p_seg_info = &p_mngr->conn_cfg[proto].tid_seg[seg];
2373	if (!p_seg_info->has_fl_mem)
2374		return ECORE_INVAL;
2375
2376	p_fl_seg = &p_cli->pf_blks[CDUT_FL_SEG_BLK(seg, PF)];
2377	total_lines = DIV_ROUND_UP(p_fl_seg->total_size,
2378				   p_fl_seg->real_size_in_page);
2379
2380	for (i = 0; i < total_lines; i++) {
2381		shadow_line = i + p_fl_seg->start_line -
2382			      p_hwfn->p_cxt_mngr->pf_start_line;
2383		p_info->blocks[i] = p_mngr->ilt_shadow[shadow_line].p_virt;
2384	}
2385	p_info->waste = ILT_PAGE_IN_BYTES(p_cli->p_size.val) -
2386			p_fl_seg->real_size_in_page;
2387	p_info->tid_size = p_mngr->task_type_size[p_seg_info->type];
2388	p_info->num_tids_per_block = p_fl_seg->real_size_in_page /
2389				     p_info->tid_size;
2390
2391	return ECORE_SUCCESS;
2392}
2393
2394/* This function is very RoCE oriented, if another protocol in the future
2395 * will want this feature we'll need to modify the function to be more generic
2396 */
2397enum _ecore_status_t
2398ecore_cxt_dynamic_ilt_alloc(struct ecore_hwfn *p_hwfn,
2399			    enum ecore_cxt_elem_type elem_type,
2400			    u32 iid)
2401{
2402	u32 reg_offset, shadow_line, elem_size, hw_p_size, elems_per_p, line;
2403	struct ecore_ilt_client_cfg *p_cli;
2404	struct ecore_ilt_cli_blk *p_blk;
2405	struct ecore_ptt *p_ptt;
2406	dma_addr_t p_phys;
2407	u64 ilt_hw_entry;
2408	void *p_virt;
2409	enum _ecore_status_t rc = ECORE_SUCCESS;
2410
2411	switch (elem_type) {
2412	case ECORE_ELEM_CXT:
2413		p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUC];
2414		elem_size = CONN_CXT_SIZE(p_hwfn);
2415		p_blk = &p_cli->pf_blks[CDUC_BLK];
2416		break;
2417	case ECORE_ELEM_SRQ:
2418		/* The first ILT page is not used for regular SRQs. Skip it. */
2419		iid += ecore_cxt_srqs_per_page(p_hwfn);
2420		p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_TSDM];
2421		elem_size = SRQ_CXT_SIZE;
2422		p_blk = &p_cli->pf_blks[SRQ_BLK];
2423		break;
2424	case ECORE_ELEM_XRC_SRQ:
2425		p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_TSDM];
2426		elem_size = XRC_SRQ_CXT_SIZE;
2427		p_blk = &p_cli->pf_blks[SRQ_BLK];
2428		break;
2429	case ECORE_ELEM_TASK:
2430		p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUT];
2431		elem_size = TYPE1_TASK_CXT_SIZE(p_hwfn);
2432		p_blk = &p_cli->pf_blks[CDUT_SEG_BLK(ECORE_CXT_ROCE_TID_SEG)];
2433		break;
2434	default:
2435		DP_NOTICE(p_hwfn, false,
2436			  "ECORE_INVALID elem type = %d", elem_type);
2437		return ECORE_INVAL;
2438	}
2439
2440	/* Calculate line in ilt */
2441	hw_p_size = p_cli->p_size.val;
2442	elems_per_p = ILT_PAGE_IN_BYTES(hw_p_size) / elem_size;
2443	line = p_blk->start_line + (iid / elems_per_p);
2444	shadow_line = line - p_hwfn->p_cxt_mngr->pf_start_line;
2445
2446	/* If line is already allocated, do nothing, otherwise allocate it and
2447	 * write it to the PSWRQ2 registers.
2448	 * This section can be run in parallel from different contexts and thus
2449	 * a mutex protection is needed.
2450	 */
2451#ifdef _NTDDK_
2452#pragma warning(suppress : 28121)
2453#endif
2454	OSAL_MUTEX_ACQUIRE(&p_hwfn->p_cxt_mngr->mutex);
2455
2456	if (p_hwfn->p_cxt_mngr->ilt_shadow[shadow_line].p_virt)
2457		goto out0;
2458
2459	p_ptt = ecore_ptt_acquire(p_hwfn);
2460	if (!p_ptt) {
2461		DP_NOTICE(p_hwfn, false,
2462			  "ECORE_TIME_OUT on ptt acquire - dynamic allocation");
2463		rc = ECORE_TIMEOUT;
2464		goto out0;
2465	}
2466
2467	p_virt = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev,
2468					 &p_phys,
2469					 p_blk->real_size_in_page);
2470	if (!p_virt) {
2471		rc = ECORE_NOMEM;
2472		goto out1;
2473	}
2474	OSAL_MEM_ZERO(p_virt, p_blk->real_size_in_page);
2475
2476	/* configuration of refTagMask to 0xF is required for RoCE DIF MR only,
2477	 * to compensate for a HW bug, but it is configured even if DIF is not
2478	 * enabled. This is harmless and allows us to avoid a dedicated API. We
2479	 * configure the field for all of the contexts on the newly allocated
2480	 * page.
2481	 */
2482	if (elem_type == ECORE_ELEM_TASK) {
2483		u32 elem_i;
2484		u8 *elem_start = (u8 *)p_virt;
2485		union type1_task_context *elem;
2486
2487		for (elem_i = 0; elem_i < elems_per_p; elem_i++) {
2488			elem = (union type1_task_context *)elem_start;
2489			SET_FIELD(elem->roce_ctx.tdif_context.flags1,
2490				  TDIF_TASK_CONTEXT_REF_TAG_MASK , 0xf);
2491			elem_start += TYPE1_TASK_CXT_SIZE(p_hwfn);
2492		}
2493	}
2494
2495	p_hwfn->p_cxt_mngr->ilt_shadow[shadow_line].p_virt = p_virt;
2496	p_hwfn->p_cxt_mngr->ilt_shadow[shadow_line].p_phys = p_phys;
2497	p_hwfn->p_cxt_mngr->ilt_shadow[shadow_line].size =
2498		p_blk->real_size_in_page;
2499
2500	/* compute absolute offset */
2501	reg_offset = PSWRQ2_REG_ILT_MEMORY +
2502		     (line * ILT_REG_SIZE_IN_BYTES * ILT_ENTRY_IN_REGS);
2503
2504	ilt_hw_entry = 0;
2505	SET_FIELD(ilt_hw_entry, ILT_ENTRY_VALID, 1ULL);
2506	SET_FIELD(ilt_hw_entry,
2507		  ILT_ENTRY_PHY_ADDR,
2508		  (p_hwfn->p_cxt_mngr->ilt_shadow[shadow_line].p_phys >> 12));
2509
2510	/* Write via DMAE since the PSWRQ2_REG_ILT_MEMORY line is a wide-bus */
2511	ecore_dmae_host2grc(p_hwfn, p_ptt, (u64)(osal_uintptr_t)&ilt_hw_entry,
2512			    reg_offset, sizeof(ilt_hw_entry) / sizeof(u32),
2513			    OSAL_NULL /* default parameters */);
2514
2515	if (elem_type == ECORE_ELEM_CXT) {
2516		u32 last_cid_allocated = (1 + (iid / elems_per_p)) *
2517					 elems_per_p;
2518
2519		/* Update the relevant register in the parser */
2520		ecore_wr(p_hwfn, p_ptt, PRS_REG_ROCE_DEST_QP_MAX_PF,
2521			 last_cid_allocated - 1);
2522
2523		/* RoCE w/a -> we don't write to the prs search reg until first
2524		 * cid is allocated. This is because the prs checks
2525		 * last_cid-1 >=0 making 0 a valid value... this will cause
2526		 * the a context load to occur on a RoCE packet received with
2527		 * cid=0 even before context was initialized, can happen with a
2528		 * stray packet from switch or a packet with crc-error
2529		 */
2530
2531		if (!p_hwfn->b_rdma_enabled_in_prs) {
2532			/* Enable Rdma search */
2533			ecore_wr(p_hwfn, p_ptt, p_hwfn->rdma_prs_search_reg, 1);
2534			p_hwfn->b_rdma_enabled_in_prs = true;
2535		}
2536	}
2537
2538out1:
2539	ecore_ptt_release(p_hwfn, p_ptt);
2540out0:
2541	OSAL_MUTEX_RELEASE(&p_hwfn->p_cxt_mngr->mutex);
2542
2543	return rc;
2544}
2545
2546/* This function is very RoCE oriented, if another protocol in the future
2547 * will want this feature we'll need to modify the function to be more generic
2548 */
2549enum _ecore_status_t
2550ecore_cxt_free_ilt_range(struct ecore_hwfn *p_hwfn,
2551			 enum ecore_cxt_elem_type elem_type,
2552			 u32 start_iid, u32 count)
2553{
2554	u32 start_line, end_line, shadow_start_line, shadow_end_line;
2555	u32 reg_offset, elem_size, hw_p_size, elems_per_p;
2556	struct ecore_ilt_client_cfg *p_cli;
2557	struct ecore_ilt_cli_blk *p_blk;
2558	u32 end_iid = start_iid + count;
2559	struct ecore_ptt *p_ptt;
2560	u64 ilt_hw_entry = 0;
2561	u32 i;
2562
2563	switch (elem_type) {
2564	case ECORE_ELEM_CXT:
2565		p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUC];
2566		elem_size = CONN_CXT_SIZE(p_hwfn);
2567		p_blk = &p_cli->pf_blks[CDUC_BLK];
2568		break;
2569	case ECORE_ELEM_SRQ:
2570		p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_TSDM];
2571		elem_size = SRQ_CXT_SIZE;
2572		p_blk = &p_cli->pf_blks[SRQ_BLK];
2573		break;
2574	case ECORE_ELEM_TASK:
2575		p_cli = &p_hwfn->p_cxt_mngr->clients[ILT_CLI_CDUT];
2576		elem_size = TYPE1_TASK_CXT_SIZE(p_hwfn);
2577		p_blk = &p_cli->pf_blks[CDUT_SEG_BLK(ECORE_CXT_ROCE_TID_SEG)];
2578		break;
2579	default:
2580		DP_NOTICE(p_hwfn, false,
2581			  "ECORE_INVALID elem type = %d", elem_type);
2582		return ECORE_INVAL;
2583	}
2584
2585	/* Calculate line in ilt */
2586	hw_p_size = p_cli->p_size.val;
2587	elems_per_p = ILT_PAGE_IN_BYTES(hw_p_size) / elem_size;
2588	start_line = p_blk->start_line + (start_iid / elems_per_p);
2589	end_line = p_blk->start_line + (end_iid / elems_per_p);
2590	if (((end_iid + 1) / elems_per_p) != (end_iid / elems_per_p))
2591		end_line--;
2592
2593	shadow_start_line = start_line - p_hwfn->p_cxt_mngr->pf_start_line;
2594	shadow_end_line = end_line - p_hwfn->p_cxt_mngr->pf_start_line;
2595
2596	p_ptt = ecore_ptt_acquire(p_hwfn);
2597	if (!p_ptt) {
2598		DP_NOTICE(p_hwfn, false, "ECORE_TIME_OUT on ptt acquire - dynamic allocation");
2599		return ECORE_TIMEOUT;
2600	}
2601
2602	for (i = shadow_start_line; i < shadow_end_line; i++) {
2603		if (!p_hwfn->p_cxt_mngr->ilt_shadow[i].p_virt)
2604			continue;
2605
2606		OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev,
2607				       p_hwfn->p_cxt_mngr->ilt_shadow[i].p_virt,
2608				       p_hwfn->p_cxt_mngr->ilt_shadow[i].p_phys,
2609				       p_hwfn->p_cxt_mngr->ilt_shadow[i].size);
2610
2611		p_hwfn->p_cxt_mngr->ilt_shadow[i].p_virt = OSAL_NULL;
2612		p_hwfn->p_cxt_mngr->ilt_shadow[i].p_phys = 0;
2613		p_hwfn->p_cxt_mngr->ilt_shadow[i].size = 0;
2614
2615		/* compute absolute offset */
2616		reg_offset = PSWRQ2_REG_ILT_MEMORY +
2617			     ((start_line++) * ILT_REG_SIZE_IN_BYTES *
2618			      ILT_ENTRY_IN_REGS);
2619
2620		/* Write via DMAE since the PSWRQ2_REG_ILT_MEMORY line is a
2621		 * wide-bus.
2622		 */
2623		ecore_dmae_host2grc(p_hwfn, p_ptt,
2624				    (u64)(osal_uintptr_t)&ilt_hw_entry,
2625				    reg_offset,
2626				    sizeof(ilt_hw_entry) / sizeof(u32),
2627				    OSAL_NULL /* default parameters */);
2628	}
2629
2630	ecore_ptt_release(p_hwfn, p_ptt);
2631
2632	return ECORE_SUCCESS;
2633}
2634
2635enum _ecore_status_t ecore_cxt_get_task_ctx(struct ecore_hwfn *p_hwfn,
2636					    u32 tid,
2637					    u8 ctx_type,
2638					    void **pp_task_ctx)
2639{
2640	struct ecore_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr;
2641	struct ecore_ilt_client_cfg *p_cli;
2642	struct ecore_tid_seg *p_seg_info;
2643	struct ecore_ilt_cli_blk *p_seg;
2644	u32 num_tids_per_block;
2645	u32 tid_size, ilt_idx;
2646	u32 total_lines;
2647	u32 proto, seg;
2648
2649	/* Verify the personality */
2650	switch (p_hwfn->hw_info.personality) {
2651	case ECORE_PCI_FCOE:
2652		proto = PROTOCOLID_FCOE;
2653		seg = ECORE_CXT_FCOE_TID_SEG;
2654		break;
2655	case ECORE_PCI_ISCSI:
2656		proto = PROTOCOLID_ISCSI;
2657		seg = ECORE_CXT_ISCSI_TID_SEG;
2658		break;
2659	default:
2660		return ECORE_INVAL;
2661	}
2662
2663	p_cli = &p_mngr->clients[ILT_CLI_CDUT];
2664	if (!p_cli->active) {
2665		return ECORE_INVAL;
2666	}
2667
2668	p_seg_info = &p_mngr->conn_cfg[proto].tid_seg[seg];
2669
2670	if (ctx_type == ECORE_CTX_WORKING_MEM) {
2671		p_seg = &p_cli->pf_blks[CDUT_SEG_BLK(seg)];
2672	} else if (ctx_type == ECORE_CTX_FL_MEM) {
2673		if (!p_seg_info->has_fl_mem) {
2674			return ECORE_INVAL;
2675		}
2676		p_seg = &p_cli->pf_blks[CDUT_FL_SEG_BLK(seg, PF)];
2677	} else {
2678		return ECORE_INVAL;
2679	}
2680	total_lines = DIV_ROUND_UP(p_seg->total_size,
2681				   p_seg->real_size_in_page);
2682	tid_size = p_mngr->task_type_size[p_seg_info->type];
2683	num_tids_per_block = p_seg->real_size_in_page / tid_size;
2684
2685	if (total_lines < tid/num_tids_per_block)
2686		return ECORE_INVAL;
2687
2688	ilt_idx = tid / num_tids_per_block + p_seg->start_line -
2689		  p_mngr->pf_start_line;
2690	*pp_task_ctx = (u8 *)p_mngr->ilt_shadow[ilt_idx].p_virt +
2691			     (tid % num_tids_per_block) * tid_size;
2692
2693	return ECORE_SUCCESS;
2694}
2695