drivers/net/qede/base/ecore_cxt.c

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