drivers/net/ethernet/qlogic/qed/qed.h

   1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
   2 /* QLogic qed NIC Driver
   3  * Copyright (c) 2015-2017  QLogic Corporation
   4  * Copyright (c) 2019-2020 Marvell International Ltd.
   5  */
   6
   7 #ifndef _QED_H
   8 #define _QED_H
   9
  10 #include <linux/types.h>
  11 #include <linux/io.h>
  12 #include <linux/delay.h>
  13 #include <linux/firmware.h>
  14 #include <linux/interrupt.h>
  15 #include <linux/list.h>
  16 #include <linux/mutex.h>
  17 #include <linux/pci.h>
  18 #include <linux/slab.h>
  19 #include <linux/string.h>
  20 #include <linux/workqueue.h>
  21 #include <linux/zlib.h>
  22 #include <linux/hashtable.h>
  23 #include <linux/qed/qed_if.h>
  24 #include "qed_debug.h"
  25 #include "qed_hsi.h"
  26 #include "qed_dbg_hsi.h"
  27 #include "qed_mfw_hsi.h"
  28
  29 extern const struct qed_common_ops qed_common_ops_pass;
  30
  31 #define STORM_FW_VERSION                                       \
  32         ((FW_MAJOR_VERSION << 24) | (FW_MINOR_VERSION << 16) | \
  33          (FW_REVISION_VERSION << 8) | FW_ENGINEERING_VERSION)
  34
  35 #define MAX_HWFNS_PER_DEVICE    (4)
  36 #define NAME_SIZE 16
  37 #define VER_SIZE 16
  38
  39 #define QED_WFQ_UNIT    100
  40
  41 #define QED_WID_SIZE            (1024)
  42 #define QED_MIN_WIDS            (4)
  43 #define QED_PF_DEMS_SIZE        (4)
  44
  45 #define QED_LLH_DONT_CARE 0
  46
  47 /* cau states */
  48 enum qed_coalescing_mode {
  49         QED_COAL_MODE_DISABLE,
  50         QED_COAL_MODE_ENABLE
  51 };
  52
  53 enum qed_nvm_cmd {
  54         QED_PUT_FILE_BEGIN = DRV_MSG_CODE_NVM_PUT_FILE_BEGIN,
  55         QED_PUT_FILE_DATA = DRV_MSG_CODE_NVM_PUT_FILE_DATA,
  56         QED_NVM_WRITE_NVRAM = DRV_MSG_CODE_NVM_WRITE_NVRAM,
  57         QED_GET_MCP_NVM_RESP = 0xFFFFFF00
  58 };
  59
  60 struct qed_eth_cb_ops;
  61 struct qed_dev_info;
  62 union qed_mcp_protocol_stats;
  63 enum qed_mcp_protocol_type;
  64 enum qed_mfw_tlv_type;
  65 union qed_mfw_tlv_data;
  66
  67 /* helpers */
  68 #define QED_MFW_GET_FIELD(name, field) \
  69         (((name) & (field ## _MASK)) >> (field ## _SHIFT))
  70
  71 #define QED_MFW_SET_FIELD(name, field, value)                                  \
  72         do {                                                                   \
  73                 (name)  &= ~(field ## _MASK);          \
  74                 (name)  |= (((value) << (field ## _SHIFT)) & (field ## _MASK));\
  75         } while (0)
  76
  77 static inline u32 qed_db_addr(u32 cid, u32 DEMS)
  78 {
  79         u32 db_addr = FIELD_VALUE(DB_LEGACY_ADDR_DEMS, DEMS) |
  80                       (cid * QED_PF_DEMS_SIZE);
  81
  82         return db_addr;
  83 }
  84
  85 static inline u32 qed_db_addr_vf(u32 cid, u32 DEMS)
  86 {
  87         u32 db_addr = FIELD_VALUE(DB_LEGACY_ADDR_DEMS, DEMS) |
  88                       FIELD_VALUE(DB_LEGACY_ADDR_ICID, cid);
  89
  90         return db_addr;
  91 }
  92
  93 #define ALIGNED_TYPE_SIZE(type_name, p_hwfn)                                 \
  94         ((sizeof(type_name) + (u32)(1 << ((p_hwfn)->cdev->cache_shift)) - 1) & \
  95          ~((1 << (p_hwfn->cdev->cache_shift)) - 1))
  96
  97 #define for_each_hwfn(cdev, i)  for (i = 0; i < (cdev)->num_hwfns; i++)
  98
  99 #define D_TRINE(val, cond1, cond2, true1, true2, def) \
 100         ((val) == (cond1) ? true1 :                   \
 101          ((val) == (cond2) ? true2 : def))
 102
 103 /* forward */
 104 struct qed_ptt_pool;
 105 struct qed_spq;
 106 struct qed_sb_info;
 107 struct qed_sb_attn_info;
 108 struct qed_cxt_mngr;
 109 struct qed_sb_sp_info;
 110 struct qed_ll2_info;
 111 struct qed_mcp_info;
 112 struct qed_llh_info;
 113
 114 struct qed_rt_data {
 115         u32     *init_val;
 116         bool    *b_valid;
 117 };
 118
 119 enum qed_tunn_mode {
 120         QED_MODE_L2GENEVE_TUNN,
 121         QED_MODE_IPGENEVE_TUNN,
 122         QED_MODE_L2GRE_TUNN,
 123         QED_MODE_IPGRE_TUNN,
 124         QED_MODE_VXLAN_TUNN,
 125 };
 126
 127 enum qed_tunn_clss {
 128         QED_TUNN_CLSS_MAC_VLAN,
 129         QED_TUNN_CLSS_MAC_VNI,
 130         QED_TUNN_CLSS_INNER_MAC_VLAN,
 131         QED_TUNN_CLSS_INNER_MAC_VNI,
 132         QED_TUNN_CLSS_MAC_VLAN_DUAL_STAGE,
 133         MAX_QED_TUNN_CLSS,
 134 };
 135
 136 struct qed_tunn_update_type {
 137         bool b_update_mode;
 138         bool b_mode_enabled;
 139         enum qed_tunn_clss tun_cls;
 140 };
 141
 142 struct qed_tunn_update_udp_port {
 143         bool b_update_port;
 144         u16 port;
 145 };
 146
 147 struct qed_tunnel_info {
 148         struct qed_tunn_update_type vxlan;
 149         struct qed_tunn_update_type l2_geneve;
 150         struct qed_tunn_update_type ip_geneve;
 151         struct qed_tunn_update_type l2_gre;
 152         struct qed_tunn_update_type ip_gre;
 153
 154         struct qed_tunn_update_udp_port vxlan_port;
 155         struct qed_tunn_update_udp_port geneve_port;
 156
 157         bool b_update_rx_cls;
 158         bool b_update_tx_cls;
 159 };
 160
 161 struct qed_tunn_start_params {
 162         unsigned long   tunn_mode;
 163         u16             vxlan_udp_port;
 164         u16             geneve_udp_port;
 165         u8              update_vxlan_udp_port;
 166         u8              update_geneve_udp_port;
 167         u8              tunn_clss_vxlan;
 168         u8              tunn_clss_l2geneve;
 169         u8              tunn_clss_ipgeneve;
 170         u8              tunn_clss_l2gre;
 171         u8              tunn_clss_ipgre;
 172 };
 173
 174 struct qed_tunn_update_params {
 175         unsigned long   tunn_mode_update_mask;
 176         unsigned long   tunn_mode;
 177         u16             vxlan_udp_port;
 178         u16             geneve_udp_port;
 179         u8              update_rx_pf_clss;
 180         u8              update_tx_pf_clss;
 181         u8              update_vxlan_udp_port;
 182         u8              update_geneve_udp_port;
 183         u8              tunn_clss_vxlan;
 184         u8              tunn_clss_l2geneve;
 185         u8              tunn_clss_ipgeneve;
 186         u8              tunn_clss_l2gre;
 187         u8              tunn_clss_ipgre;
 188 };
 189
 190 /* The PCI personality is not quite synonymous to protocol ID:
 191  * 1. All personalities need CORE connections
 192  * 2. The Ethernet personality may support also the RoCE/iWARP protocol
 193  */
 194 enum qed_pci_personality {
 195         QED_PCI_ETH,
 196         QED_PCI_FCOE,
 197         QED_PCI_ISCSI,
 198         QED_PCI_NVMETCP,
 199         QED_PCI_ETH_ROCE,
 200         QED_PCI_ETH_IWARP,
 201         QED_PCI_ETH_RDMA,
 202         QED_PCI_DEFAULT, /* default in shmem */
 203 };
 204
 205 /* All VFs are symmetric, all counters are PF + all VFs */
 206 struct qed_qm_iids {
 207         u32 cids;
 208         u32 vf_cids;
 209         u32 tids;
 210 };
 211
 212 /* HW / FW resources, output of features supported below, most information
 213  * is received from MFW.
 214  */
 215 enum qed_resources {
 216         QED_SB,
 217         QED_L2_QUEUE,
 218         QED_VPORT,
 219         QED_RSS_ENG,
 220         QED_PQ,
 221         QED_RL,
 222         QED_MAC,
 223         QED_VLAN,
 224         QED_RDMA_CNQ_RAM,
 225         QED_ILT,
 226         QED_LL2_RAM_QUEUE,
 227         QED_LL2_CTX_QUEUE,
 228         QED_CMDQS_CQS,
 229         QED_RDMA_STATS_QUEUE,
 230         QED_BDQ,
 231         QED_MAX_RESC,
 232 };
 233
 234 enum QED_FEATURE {
 235         QED_PF_L2_QUE,
 236         QED_VF,
 237         QED_RDMA_CNQ,
 238         QED_NVMETCP_CQ,
 239         QED_ISCSI_CQ,
 240         QED_FCOE_CQ,
 241         QED_VF_L2_QUE,
 242         QED_MAX_FEATURES,
 243 };
 244
 245 enum qed_dev_cap {
 246         QED_DEV_CAP_ETH,
 247         QED_DEV_CAP_FCOE,
 248         QED_DEV_CAP_ISCSI,
 249         QED_DEV_CAP_ROCE,
 250         QED_DEV_CAP_IWARP,
 251 };
 252
 253 enum qed_wol_support {
 254         QED_WOL_SUPPORT_NONE,
 255         QED_WOL_SUPPORT_PME,
 256 };
 257
 258 enum qed_db_rec_exec {
 259         DB_REC_DRY_RUN,
 260         DB_REC_REAL_DEAL,
 261         DB_REC_ONCE,
 262 };
 263
 264 struct qed_hw_info {
 265         /* PCI personality */
 266         enum qed_pci_personality        personality;
 267 #define QED_IS_RDMA_PERSONALITY(dev)                                    \
 268         ((dev)->hw_info.personality == QED_PCI_ETH_ROCE ||              \
 269          (dev)->hw_info.personality == QED_PCI_ETH_IWARP ||             \
 270          (dev)->hw_info.personality == QED_PCI_ETH_RDMA)
 271 #define QED_IS_ROCE_PERSONALITY(dev)                                    \
 272         ((dev)->hw_info.personality == QED_PCI_ETH_ROCE ||              \
 273          (dev)->hw_info.personality == QED_PCI_ETH_RDMA)
 274 #define QED_IS_IWARP_PERSONALITY(dev)                                   \
 275         ((dev)->hw_info.personality == QED_PCI_ETH_IWARP ||             \
 276          (dev)->hw_info.personality == QED_PCI_ETH_RDMA)
 277 #define QED_IS_L2_PERSONALITY(dev)                                      \
 278         ((dev)->hw_info.personality == QED_PCI_ETH ||                   \
 279          QED_IS_RDMA_PERSONALITY(dev))
 280 #define QED_IS_FCOE_PERSONALITY(dev)                                    \
 281         ((dev)->hw_info.personality == QED_PCI_FCOE)
 282 #define QED_IS_ISCSI_PERSONALITY(dev)                                   \
 283         ((dev)->hw_info.personality == QED_PCI_ISCSI)
 284 #define QED_IS_NVMETCP_PERSONALITY(dev)                                 \
 285         ((dev)->hw_info.personality == QED_PCI_NVMETCP)
 286
 287         /* Resource Allocation scheme results */
 288         u32                             resc_start[QED_MAX_RESC];
 289         u32                             resc_num[QED_MAX_RESC];
 290 #define RESC_START(_p_hwfn, resc)       ((_p_hwfn)->hw_info.resc_start[resc])
 291 #define RESC_NUM(_p_hwfn, resc)         ((_p_hwfn)->hw_info.resc_num[resc])
 292 #define RESC_END(_p_hwfn, resc)         (RESC_START(_p_hwfn, resc) +    \
 293                                          RESC_NUM(_p_hwfn, resc))
 294
 295         u32                             feat_num[QED_MAX_FEATURES];
 296 #define FEAT_NUM(_p_hwfn, resc)         ((_p_hwfn)->hw_info.feat_num[resc])
 297
 298         /* Amount of traffic classes HW supports */
 299         u8                              num_hw_tc;
 300
 301         /* Amount of TCs which should be active according to DCBx or upper
 302          * layer driver configuration.
 303          */
 304         u8                              num_active_tc;
 305
 306         u8                              offload_tc;
 307         bool                            offload_tc_set;
 308
 309         bool                            multi_tc_roce_en;
 310 #define IS_QED_MULTI_TC_ROCE(p_hwfn)    ((p_hwfn)->hw_info.multi_tc_roce_en)
 311
 312         u32                             concrete_fid;
 313         u16                             opaque_fid;
 314         u16                             ovlan;
 315         u32                             part_num[4];
 316
 317         unsigned char                   hw_mac_addr[ETH_ALEN];
 318         u64                             node_wwn;
 319         u64                             port_wwn;
 320
 321         u16                             num_fcoe_conns;
 322
 323         struct qed_igu_info             *p_igu_info;
 324
 325         u32                             hw_mode;
 326         unsigned long                   device_capabilities;
 327         u16                             mtu;
 328
 329         enum qed_wol_support            b_wol_support;
 330 };
 331
 332 /* maximun size of read/write commands (HW limit) */
 333 #define DMAE_MAX_RW_SIZE        0x2000
 334
 335 struct qed_dmae_info {
 336         /* Mutex for synchronizing access to functions */
 337         struct mutex    mutex;
 338
 339         u8              channel;
 340
 341         dma_addr_t      completion_word_phys_addr;
 342
 343         /* The memory location where the DMAE writes the completion
 344          * value when an operation is finished on this context.
 345          */
 346         u32             *p_completion_word;
 347
 348         dma_addr_t      intermediate_buffer_phys_addr;
 349
 350         /* An intermediate buffer for DMAE operations that use virtual
 351          * addresses - data is DMA'd to/from this buffer and then
 352          * memcpy'd to/from the virtual address
 353          */
 354         u32             *p_intermediate_buffer;
 355
 356         dma_addr_t      dmae_cmd_phys_addr;
 357         struct dmae_cmd *p_dmae_cmd;
 358 };
 359
 360 struct qed_wfq_data {
 361         /* when feature is configured for at least 1 vport */
 362         u32     min_speed;
 363         bool    configured;
 364 };
 365
 366 struct qed_qm_info {
 367         struct init_qm_pq_params        *qm_pq_params;
 368         struct init_qm_vport_params     *qm_vport_params;
 369         struct init_qm_port_params      *qm_port_params;
 370         u16                             start_pq;
 371         u8                              start_vport;
 372         u16                              pure_lb_pq;
 373         u16                             first_ofld_pq;
 374         u16                             first_llt_pq;
 375         u16                             pure_ack_pq;
 376         u16                             ooo_pq;
 377         u16                             first_vf_pq;
 378         u16                             first_mcos_pq;
 379         u16                             first_rl_pq;
 380         u16                             num_pqs;
 381         u16                             num_vf_pqs;
 382         u8                              num_vports;
 383         u8                              max_phys_tcs_per_port;
 384         u8                              ooo_tc;
 385         bool                            pf_rl_en;
 386         bool                            pf_wfq_en;
 387         bool                            vport_rl_en;
 388         bool                            vport_wfq_en;
 389         u8                              pf_wfq;
 390         u32                             pf_rl;
 391         struct qed_wfq_data             *wfq_data;
 392         u8 num_pf_rls;
 393 };
 394
 395 #define QED_OVERFLOW_BIT        1
 396
 397 struct qed_db_recovery_info {
 398         struct list_head list;
 399
 400         /* Lock to protect the doorbell recovery mechanism list */
 401         spinlock_t lock;
 402         bool dorq_attn;
 403         u32 db_recovery_counter;
 404         unsigned long overflow;
 405 };
 406
 407 struct storm_stats {
 408         u32     address;
 409         u32     len;
 410 };
 411
 412 struct qed_storm_stats {
 413         struct storm_stats mstats;
 414         struct storm_stats pstats;
 415         struct storm_stats tstats;
 416         struct storm_stats ustats;
 417 };
 418
 419 struct qed_fw_data {
 420         struct fw_ver_info      *fw_ver_info;
 421         const u8                *modes_tree_buf;
 422         union init_op           *init_ops;
 423         const u32               *arr_data;
 424         const u32               *fw_overlays;
 425         u32                     fw_overlays_len;
 426         u32                     init_ops_size;
 427 };
 428
 429 enum qed_mf_mode_bit {
 430         /* Supports PF-classification based on tag */
 431         QED_MF_OVLAN_CLSS,
 432
 433         /* Supports PF-classification based on MAC */
 434         QED_MF_LLH_MAC_CLSS,
 435
 436         /* Supports PF-classification based on protocol type */
 437         QED_MF_LLH_PROTO_CLSS,
 438
 439         /* Requires a default PF to be set */
 440         QED_MF_NEED_DEF_PF,
 441
 442         /* Allow LL2 to multicast/broadcast */
 443         QED_MF_LL2_NON_UNICAST,
 444
 445         /* Allow Cross-PF [& child VFs] Tx-switching */
 446         QED_MF_INTER_PF_SWITCH,
 447
 448         /* Unified Fabtic Port support enabled */
 449         QED_MF_UFP_SPECIFIC,
 450
 451         /* Disable Accelerated Receive Flow Steering (aRFS) */
 452         QED_MF_DISABLE_ARFS,
 453
 454         /* Use vlan for steering */
 455         QED_MF_8021Q_TAGGING,
 456
 457         /* Use stag for steering */
 458         QED_MF_8021AD_TAGGING,
 459
 460         /* Allow DSCP to TC mapping */
 461         QED_MF_DSCP_TO_TC_MAP,
 462
 463         /* Do not insert a vlan tag with id 0 */
 464         QED_MF_DONT_ADD_VLAN0_TAG,
 465 };
 466
 467 enum qed_ufp_mode {
 468         QED_UFP_MODE_ETS,
 469         QED_UFP_MODE_VNIC_BW,
 470         QED_UFP_MODE_UNKNOWN
 471 };
 472
 473 enum qed_ufp_pri_type {
 474         QED_UFP_PRI_OS,
 475         QED_UFP_PRI_VNIC,
 476         QED_UFP_PRI_UNKNOWN
 477 };
 478
 479 struct qed_ufp_info {
 480         enum qed_ufp_pri_type pri_type;
 481         enum qed_ufp_mode mode;
 482         u8 tc;
 483 };
 484
 485 enum BAR_ID {
 486         BAR_ID_0,               /* used for GRC */
 487         BAR_ID_1                /* Used for doorbells */
 488 };
 489
 490 struct qed_nvm_image_info {
 491         u32 num_images;
 492         struct bist_nvm_image_att *image_att;
 493         bool valid;
 494 };
 495
 496 enum qed_hsi_def_type {
 497         QED_HSI_DEF_MAX_NUM_VFS,
 498         QED_HSI_DEF_MAX_NUM_L2_QUEUES,
 499         QED_HSI_DEF_MAX_NUM_PORTS,
 500         QED_HSI_DEF_MAX_SB_PER_PATH,
 501         QED_HSI_DEF_MAX_NUM_PFS,
 502         QED_HSI_DEF_MAX_NUM_VPORTS,
 503         QED_HSI_DEF_NUM_ETH_RSS_ENGINE,
 504         QED_HSI_DEF_MAX_QM_TX_QUEUES,
 505         QED_HSI_DEF_NUM_PXP_ILT_RECORDS,
 506         QED_HSI_DEF_NUM_RDMA_STATISTIC_COUNTERS,
 507         QED_HSI_DEF_MAX_QM_GLOBAL_RLS,
 508         QED_HSI_DEF_MAX_PBF_CMD_LINES,
 509         QED_HSI_DEF_MAX_BTB_BLOCKS,
 510         QED_NUM_HSI_DEFS
 511 };
 512
 513 struct qed_simd_fp_handler {
 514         void    *token;
 515         void    (*func)(void *cookie);
 516 };
 517
 518 enum qed_slowpath_wq_flag {
 519         QED_SLOWPATH_MFW_TLV_REQ,
 520         QED_SLOWPATH_PERIODIC_DB_REC,
 521 };
 522
 523 struct qed_hwfn {
 524         struct qed_dev                  *cdev;
 525         u8                              my_id;          /* ID inside the PF */
 526 #define IS_LEAD_HWFN(edev)              (!((edev)->my_id))
 527         u8                              rel_pf_id;      /* Relative to engine*/
 528         u8                              abs_pf_id;
 529 #define QED_PATH_ID(_p_hwfn) \
 530         (QED_IS_K2((_p_hwfn)->cdev) ? 0 : ((_p_hwfn)->abs_pf_id & 1))
 531         u8                              port_id;
 532         bool                            b_active;
 533
 534         u32                             dp_module;
 535         u8                              dp_level;
 536         char                            name[NAME_SIZE];
 537
 538         bool                            hw_init_done;
 539
 540         u8                              num_funcs_on_engine;
 541         u8 enabled_func_idx;
 542
 543         /* BAR access */
 544         void __iomem                    *regview;
 545         void __iomem                    *doorbells;
 546         u64                             db_phys_addr;
 547         unsigned long                   db_size;
 548
 549         /* PTT pool */
 550         struct qed_ptt_pool             *p_ptt_pool;
 551
 552         /* HW info */
 553         struct qed_hw_info              hw_info;
 554
 555         /* rt_array (for init-tool) */
 556         struct qed_rt_data              rt_data;
 557
 558         /* SPQ */
 559         struct qed_spq                  *p_spq;
 560
 561         /* EQ */
 562         struct qed_eq                   *p_eq;
 563
 564         /* Consolidate Q*/
 565         struct qed_consq                *p_consq;
 566
 567         /* Slow-Path definitions */
 568         struct tasklet_struct           sp_dpc;
 569         bool                            b_sp_dpc_enabled;
 570
 571         struct qed_ptt                  *p_main_ptt;
 572         struct qed_ptt                  *p_dpc_ptt;
 573
 574         /* PTP will be used only by the leading function.
 575          * Usage of all PTP-apis should be synchronized as result.
 576          */
 577         struct qed_ptt *p_ptp_ptt;
 578
 579         struct qed_sb_sp_info           *p_sp_sb;
 580         struct qed_sb_attn_info         *p_sb_attn;
 581
 582         /* Protocol related */
 583         bool                            using_ll2;
 584         struct qed_ll2_info             *p_ll2_info;
 585         struct qed_ooo_info             *p_ooo_info;
 586         struct qed_rdma_info            *p_rdma_info;
 587         struct qed_iscsi_info           *p_iscsi_info;
 588         struct qed_nvmetcp_info         *p_nvmetcp_info;
 589         struct qed_fcoe_info            *p_fcoe_info;
 590         struct qed_pf_params            pf_params;
 591
 592         bool b_rdma_enabled_in_prs;
 593         u32 rdma_prs_search_reg;
 594
 595         struct qed_cxt_mngr             *p_cxt_mngr;
 596
 597         /* Flag indicating whether interrupts are enabled or not*/
 598         bool                            b_int_enabled;
 599         bool                            b_int_requested;
 600
 601         /* True if the driver requests for the link */
 602         bool                            b_drv_link_init;
 603
 604         struct qed_vf_iov               *vf_iov_info;
 605         struct qed_pf_iov               *pf_iov_info;
 606         struct qed_mcp_info             *mcp_info;
 607
 608         struct qed_dcbx_info            *p_dcbx_info;
 609
 610         struct qed_ufp_info             ufp_info;
 611
 612         struct qed_dmae_info            dmae_info;
 613
 614         /* QM init */
 615         struct qed_qm_info              qm_info;
 616         struct qed_storm_stats          storm_stats;
 617
 618         /* Buffer for unzipping firmware data */
 619         void                            *unzip_buf;
 620
 621         struct dbg_tools_data           dbg_info;
 622         void                            *dbg_user_info;
 623         struct virt_mem_desc            dbg_arrays[MAX_BIN_DBG_BUFFER_TYPE];
 624
 625         /* PWM region specific data */
 626         u16                             wid_count;
 627         u32                             dpi_size;
 628         u32                             dpi_count;
 629
 630         /* This is used to calculate the doorbell address */
 631         u32 dpi_start_offset;
 632
 633         /* If one of the following is set then EDPM shouldn't be used */
 634         u8 dcbx_no_edpm;
 635         u8 db_bar_no_edpm;
 636
 637         /* L2-related */
 638         struct qed_l2_info *p_l2_info;
 639
 640         /* Mechanism for recovering from doorbell drop */
 641         struct qed_db_recovery_info db_recovery_info;
 642
 643         /* Nvm images number and attributes */
 644         struct qed_nvm_image_info nvm_info;
 645
 646         struct phys_mem_desc *fw_overlay_mem;
 647         struct qed_ptt *p_arfs_ptt;
 648
 649         struct qed_simd_fp_handler      simd_proto_handler[64];
 650
 651 #ifdef CONFIG_QED_SRIOV
 652         struct workqueue_struct *iov_wq;
 653         struct delayed_work iov_task;
 654         unsigned long iov_task_flags;
 655 #endif
 656         struct z_stream_s *stream;
 657         bool slowpath_wq_active;
 658         struct workqueue_struct *slowpath_wq;
 659         struct delayed_work slowpath_task;
 660         unsigned long slowpath_task_flags;
 661         u32 periodic_db_rec_count;
 662 };
 663
 664 struct pci_params {
 665         unsigned long   mem_start;
 666         unsigned long   mem_end;
 667         unsigned int    irq;
 668         u8              pf_num;
 669 };
 670
 671 struct qed_int_param {
 672         u32     int_mode;
 673         u8      num_vectors;
 674         u8      min_msix_cnt; /* for minimal functionality */
 675 };
 676
 677 struct qed_int_params {
 678         struct qed_int_param    in;
 679         struct qed_int_param    out;
 680         struct msix_entry       *msix_table;
 681         bool                    fp_initialized;
 682         u8                      fp_msix_base;
 683         u8                      fp_msix_cnt;
 684         u8                      rdma_msix_base;
 685         u8                      rdma_msix_cnt;
 686 };
 687
 688 struct qed_dbg_feature {
 689         struct dentry *dentry;
 690         u8 *dump_buf;
 691         u32 buf_size;
 692         u32 dumped_dwords;
 693 };
 694
 695 struct qed_dev {
 696         u32                             dp_module;
 697         u8                              dp_level;
 698         char                            name[NAME_SIZE];
 699
 700         enum qed_dev_type               type;
 701         /* Translate type/revision combo into the proper conditions */
 702 #define QED_IS_BB(dev)                  ((dev)->type == QED_DEV_TYPE_BB)
 703 #define QED_IS_BB_B0(dev)               (QED_IS_BB(dev) && CHIP_REV_IS_B0(dev))
 704 #define QED_IS_AH(dev)                  ((dev)->type == QED_DEV_TYPE_AH)
 705 #define QED_IS_K2(dev)                  QED_IS_AH(dev)
 706
 707         u16                             vendor_id;
 708
 709         u16                             device_id;
 710 #define QED_DEV_ID_MASK                 0xff00
 711 #define QED_DEV_ID_MASK_BB              0x1600
 712 #define QED_DEV_ID_MASK_AH              0x8000
 713
 714         u16                             chip_num;
 715 #define CHIP_NUM_MASK                   0xffff
 716 #define CHIP_NUM_SHIFT                  16
 717
 718         u16                             chip_rev;
 719 #define CHIP_REV_MASK                   0xf
 720 #define CHIP_REV_SHIFT                  12
 721 #define CHIP_REV_IS_B0(_cdev)           ((_cdev)->chip_rev == 1)
 722
 723         u16                             chip_metal;
 724 #define CHIP_METAL_MASK                 0xff
 725 #define CHIP_METAL_SHIFT                4
 726
 727         u16                             chip_bond_id;
 728 #define CHIP_BOND_ID_MASK               0xf
 729 #define CHIP_BOND_ID_SHIFT              0
 730
 731         u8                              num_engines;
 732         u8                              num_ports;
 733         u8                              num_ports_in_engine;
 734         u8                              num_funcs_in_port;
 735
 736         u8                              path_id;
 737
 738         unsigned long                   mf_bits;
 739
 740         int                             pcie_width;
 741         int                             pcie_speed;
 742
 743         /* Add MF related configuration */
 744         u8                              mcp_rev;
 745         u8                              boot_mode;
 746
 747         /* WoL related configurations */
 748         u8 wol_config;
 749         u8 wol_mac[ETH_ALEN];
 750
 751         u32                             int_mode;
 752         enum qed_coalescing_mode        int_coalescing_mode;
 753         u16                             rx_coalesce_usecs;
 754         u16                             tx_coalesce_usecs;
 755
 756         /* Start Bar offset of first hwfn */
 757         void __iomem                    *regview;
 758         void __iomem                    *doorbells;
 759         u64                             db_phys_addr;
 760         unsigned long                   db_size;
 761
 762         /* PCI */
 763         u8                              cache_shift;
 764
 765         /* Init */
 766         const u32 *iro_arr;
 767 #define IRO ((const struct iro *)p_hwfn->cdev->iro_arr)
 768
 769         /* HW functions */
 770         u8                              num_hwfns;
 771         struct qed_hwfn                 hwfns[MAX_HWFNS_PER_DEVICE];
 772
 773         /* Engine affinity */
 774         u8                              l2_affin_hint;
 775         u8                              fir_affin;
 776         u8                              iwarp_affin;
 777
 778         /* SRIOV */
 779         struct qed_hw_sriov_info *p_iov_info;
 780 #define IS_QED_SRIOV(cdev)              (!!(cdev)->p_iov_info)
 781         struct qed_tunnel_info          tunnel;
 782         bool                            b_is_vf;
 783         u32                             drv_type;
 784         struct qed_eth_stats            *reset_stats;
 785         struct qed_fw_data              *fw_data;
 786
 787         u32                             mcp_nvm_resp;
 788
 789         /* Recovery */
 790         bool recov_in_prog;
 791
 792         /* Indicates whether should prevent attentions from being reasserted */
 793         bool attn_clr_en;
 794
 795         /* LLH info */
 796         u8 ppfid_bitmap;
 797         struct qed_llh_info *p_llh_info;
 798
 799         /* Linux specific here */
 800         struct qed_dev_info             common_dev_info;
 801         struct  qede_dev                *edev;
 802         struct  pci_dev                 *pdev;
 803         u32 flags;
 804 #define QED_FLAG_STORAGE_STARTED        (BIT(0))
 805         int                             msg_enable;
 806
 807         struct pci_params               pci_params;
 808
 809         struct qed_int_params           int_params;
 810
 811         u8                              protocol;
 812 #define IS_QED_ETH_IF(cdev)     ((cdev)->protocol == QED_PROTOCOL_ETH)
 813 #define IS_QED_FCOE_IF(cdev)    ((cdev)->protocol == QED_PROTOCOL_FCOE)
 814
 815         /* Callbacks to protocol driver */
 816         union {
 817                 struct qed_common_cb_ops        *common;
 818                 struct qed_eth_cb_ops           *eth;
 819                 struct qed_fcoe_cb_ops          *fcoe;
 820                 struct qed_iscsi_cb_ops         *iscsi;
 821                 struct qed_nvmetcp_cb_ops       *nvmetcp;
 822         } protocol_ops;
 823         void                            *ops_cookie;
 824
 825 #ifdef CONFIG_QED_LL2
 826         struct qed_cb_ll2_info          *ll2;
 827         u8                              ll2_mac_address[ETH_ALEN];
 828 #endif
 829         struct qed_dbg_feature dbg_features[DBG_FEATURE_NUM];
 830         u8 engine_for_debug;
 831         bool disable_ilt_dump;
 832         bool                            dbg_bin_dump;
 833
 834         DECLARE_HASHTABLE(connections, 10);
 835         const struct firmware           *firmware;
 836
 837         bool print_dbg_data;
 838
 839         u32 rdma_max_sge;
 840         u32 rdma_max_inline;
 841         u32 rdma_max_srq_sge;
 842         u16 tunn_feature_mask;
 843
 844         bool                            iwarp_cmt;
 845 };
 846
 847 u32 qed_get_hsi_def_val(struct qed_dev *cdev, enum qed_hsi_def_type type);
 848
 849 #define NUM_OF_VFS(dev) \
 850         qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_NUM_VFS)
 851 #define NUM_OF_L2_QUEUES(dev) \
 852         qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_NUM_L2_QUEUES)
 853 #define NUM_OF_PORTS(dev) \
 854         qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_NUM_PORTS)
 855 #define NUM_OF_SBS(dev) \
 856         qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_SB_PER_PATH)
 857 #define NUM_OF_ENG_PFS(dev) \
 858         qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_NUM_PFS)
 859 #define NUM_OF_VPORTS(dev) \
 860         qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_NUM_VPORTS)
 861 #define NUM_OF_RSS_ENGINES(dev) \
 862         qed_get_hsi_def_val(dev, QED_HSI_DEF_NUM_ETH_RSS_ENGINE)
 863 #define NUM_OF_QM_TX_QUEUES(dev) \
 864         qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_QM_TX_QUEUES)
 865 #define NUM_OF_PXP_ILT_RECORDS(dev) \
 866         qed_get_hsi_def_val(dev, QED_HSI_DEF_NUM_PXP_ILT_RECORDS)
 867 #define NUM_OF_RDMA_STATISTIC_COUNTERS(dev) \
 868         qed_get_hsi_def_val(dev, QED_HSI_DEF_NUM_RDMA_STATISTIC_COUNTERS)
 869 #define NUM_OF_QM_GLOBAL_RLS(dev) \
 870         qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_QM_GLOBAL_RLS)
 871 #define NUM_OF_PBF_CMD_LINES(dev) \
 872         qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_PBF_CMD_LINES)
 873 #define NUM_OF_BTB_BLOCKS(dev) \
 874         qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_BTB_BLOCKS)
 875
 876 /**
 877  * qed_concrete_to_sw_fid(): Get the sw function id from
 878  *                           the concrete value.
 879  *
 880  * @cdev: Qed dev pointer.
 881  * @concrete_fid: Concrete fid.
 882  *
 883  * Return: inline u8.
 884  */
 885 static inline u8 qed_concrete_to_sw_fid(struct qed_dev *cdev,
 886                                         u32 concrete_fid)
 887 {
 888         u8 vfid = GET_FIELD(concrete_fid, PXP_CONCRETE_FID_VFID);
 889         u8 pfid = GET_FIELD(concrete_fid, PXP_CONCRETE_FID_PFID);
 890         u8 vf_valid = GET_FIELD(concrete_fid,
 891                                 PXP_CONCRETE_FID_VFVALID);
 892         u8 sw_fid;
 893
 894         if (vf_valid)
 895                 sw_fid = vfid + MAX_NUM_PFS;
 896         else
 897                 sw_fid = pfid;
 898
 899         return sw_fid;
 900 }
 901
 902 #define PKT_LB_TC       9
 903
 904 int qed_configure_vport_wfq(struct qed_dev *cdev, u16 vp_id, u32 rate);
 905 void qed_configure_vp_wfq_on_link_change(struct qed_dev *cdev,
 906                                          struct qed_ptt *p_ptt,
 907                                          u32 min_pf_rate);
 908
 909 void qed_clean_wfq_db(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt);
 910 void qed_set_fw_mac_addr(__le16 *fw_msb,
 911                          __le16 *fw_mid, __le16 *fw_lsb, u8 *mac);
 912
 913 #define QED_LEADING_HWFN(dev)   (&(dev)->hwfns[0])
 914 #define QED_IS_CMT(dev)         ((dev)->num_hwfns > 1)
 915 /* Macros for getting the engine-affinitized hwfn (FIR: fcoe,iscsi,roce) */
 916 #define QED_FIR_AFFIN_HWFN(dev)         (&(dev)->hwfns[dev->fir_affin])
 917 #define QED_IWARP_AFFIN_HWFN(dev)       (&(dev)->hwfns[dev->iwarp_affin])
 918 #define QED_AFFIN_HWFN(dev)                                \
 919         (QED_IS_IWARP_PERSONALITY(QED_LEADING_HWFN(dev)) ? \
 920          QED_IWARP_AFFIN_HWFN(dev) : QED_FIR_AFFIN_HWFN(dev))
 921 #define QED_AFFIN_HWFN_IDX(dev) (IS_LEAD_HWFN(QED_AFFIN_HWFN(dev)) ? 0 : 1)
 922
 923 /* Flags for indication of required queues */
 924 #define PQ_FLAGS_RLS    (BIT(0))
 925 #define PQ_FLAGS_MCOS   (BIT(1))
 926 #define PQ_FLAGS_LB     (BIT(2))
 927 #define PQ_FLAGS_OOO    (BIT(3))
 928 #define PQ_FLAGS_ACK    (BIT(4))
 929 #define PQ_FLAGS_OFLD   (BIT(5))
 930 #define PQ_FLAGS_VFS    (BIT(6))
 931 #define PQ_FLAGS_LLT    (BIT(7))
 932 #define PQ_FLAGS_MTC    (BIT(8))
 933
 934 /* physical queue index for cm context initialization */
 935 u16 qed_get_cm_pq_idx(struct qed_hwfn *p_hwfn, u32 pq_flags);
 936 u16 qed_get_cm_pq_idx_mcos(struct qed_hwfn *p_hwfn, u8 tc);
 937 u16 qed_get_cm_pq_idx_vf(struct qed_hwfn *p_hwfn, u16 vf);
 938 u16 qed_get_cm_pq_idx_ofld_mtc(struct qed_hwfn *p_hwfn, u8 tc);
 939 u16 qed_get_cm_pq_idx_llt_mtc(struct qed_hwfn *p_hwfn, u8 tc);
 940
 941 /* doorbell recovery mechanism */
 942 void qed_db_recovery_dp(struct qed_hwfn *p_hwfn);
 943 void qed_db_recovery_execute(struct qed_hwfn *p_hwfn);
 944 bool qed_edpm_enabled(struct qed_hwfn *p_hwfn);
 945
 946 #define GET_GTT_REG_ADDR(__base, __offset, __idx) \
 947         ((__base) + __offset ## _GTT_OFFSET((__idx)))
 948
 949 #define GET_GTT_BDQ_REG_ADDR(__base, __offset, __idx, __bdq_idx) \
 950         ((__base) + __offset ## _GTT_OFFSET((__idx), (__bdq_idx)))
 951
 952 /* Other Linux specific common definitions */
 953 #define DP_NAME(cdev) ((cdev)->name)
 954
 955 #define REG_ADDR(cdev, offset)          ((void __iomem *)((u8 __iomem *)\
 956                                                 ((cdev)->regview) + \
 957                                                          (offset)))
 958
 959 #define REG_RD(cdev, offset)            readl(REG_ADDR(cdev, offset))
 960 #define REG_WR(cdev, offset, val)       writel((u32)val, REG_ADDR(cdev, offset))
 961 #define REG_WR16(cdev, offset, val)     writew((u16)val, REG_ADDR(cdev, offset))
 962
 963 #define DOORBELL(cdev, db_addr, val)                     \
 964         writel((u32)val, (void __iomem *)((u8 __iomem *)\
 965                                           ((cdev)->doorbells) + (db_addr)))
 966
 967 #define MFW_PORT(_p_hwfn)       ((_p_hwfn)->abs_pf_id %                   \
 968                                   qed_device_num_ports((_p_hwfn)->cdev))
 969 int qed_device_num_ports(struct qed_dev *cdev);
 970
 971 /* Prototypes */
 972 int qed_fill_dev_info(struct qed_dev *cdev,
 973                       struct qed_dev_info *dev_info);
 974 void qed_link_update(struct qed_hwfn *hwfn, struct qed_ptt *ptt);
 975 void qed_bw_update(struct qed_hwfn *hwfn, struct qed_ptt *ptt);
 976 u32 qed_unzip_data(struct qed_hwfn *p_hwfn,
 977                    u32 input_len, u8 *input_buf,
 978                    u32 max_size, u8 *unzip_buf);
 979 int qed_recovery_process(struct qed_dev *cdev);
 980 void qed_schedule_recovery_handler(struct qed_hwfn *p_hwfn);
 981 void qed_hw_error_occurred(struct qed_hwfn *p_hwfn,
 982                            enum qed_hw_err_type err_type);
 983 void qed_get_protocol_stats(struct qed_dev *cdev,
 984                             enum qed_mcp_protocol_type type,
 985                             union qed_mcp_protocol_stats *stats);
 986 int qed_slowpath_irq_req(struct qed_hwfn *hwfn);
 987 void qed_slowpath_irq_sync(struct qed_hwfn *p_hwfn);
 988 int qed_mfw_tlv_req(struct qed_hwfn *hwfn);
 989
 990 int qed_mfw_fill_tlv_data(struct qed_hwfn *hwfn,
 991                           enum qed_mfw_tlv_type type,
 992                           union qed_mfw_tlv_data *tlv_data);
 993
 994 void qed_hw_info_set_offload_tc(struct qed_hw_info *p_info, u8 tc);
 995
 996 void qed_periodic_db_rec_start(struct qed_hwfn *p_hwfn);
 997
 998 int qed_llh_add_src_tcp_port_filter(struct qed_dev *cdev, u16 src_port);
 999 int qed_llh_add_dst_tcp_port_filter(struct qed_dev *cdev, u16 dest_port);
1000 void qed_llh_remove_src_tcp_port_filter(struct qed_dev *cdev, u16 src_port);
1001 void qed_llh_remove_dst_tcp_port_filter(struct qed_dev *cdev, u16 src_port);
1002 void qed_llh_clear_all_filters(struct qed_dev *cdev);
1003 unsigned long qed_get_epoch_time(void);
1004 #endif /* _QED_H */