linux/drivers/net/ethernet/qlogic/qed/qed.h
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   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
  29extern 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 */
  48enum qed_coalescing_mode {
  49        QED_COAL_MODE_DISABLE,
  50        QED_COAL_MODE_ENABLE
  51};
  52
  53enum 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
  60struct qed_eth_cb_ops;
  61struct qed_dev_info;
  62union qed_mcp_protocol_stats;
  63enum qed_mcp_protocol_type;
  64enum qed_mfw_tlv_type;
  65union 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
  77static 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
  85static 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 */
 104struct qed_ptt_pool;
 105struct qed_spq;
 106struct qed_sb_info;
 107struct qed_sb_attn_info;
 108struct qed_cxt_mngr;
 109struct qed_sb_sp_info;
 110struct qed_ll2_info;
 111struct qed_mcp_info;
 112struct qed_llh_info;
 113
 114struct qed_rt_data {
 115        u32     *init_val;
 116        bool    *b_valid;
 117};
 118
 119enum 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
 127enum 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
 136struct qed_tunn_update_type {
 137        bool b_update_mode;
 138        bool b_mode_enabled;
 139        enum qed_tunn_clss tun_cls;
 140};
 141
 142struct qed_tunn_update_udp_port {
 143        bool b_update_port;
 144        u16 port;
 145};
 146
 147struct 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
 161struct 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
 174struct 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 */
 194enum 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 */
 206struct 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 */
 215enum 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
 234enum 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
 245enum 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
 253enum qed_wol_support {
 254        QED_WOL_SUPPORT_NONE,
 255        QED_WOL_SUPPORT_PME,
 256};
 257
 258enum qed_db_rec_exec {
 259        DB_REC_DRY_RUN,
 260        DB_REC_REAL_DEAL,
 261        DB_REC_ONCE,
 262};
 263
 264struct 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
 335struct 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
 360struct qed_wfq_data {
 361        /* when feature is configured for at least 1 vport */
 362        u32     min_speed;
 363        bool    configured;
 364};
 365
 366struct 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
 397struct 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
 407struct storm_stats {
 408        u32     address;
 409        u32     len;
 410};
 411
 412struct 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
 419struct 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
 429enum 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
 467enum qed_ufp_mode {
 468        QED_UFP_MODE_ETS,
 469        QED_UFP_MODE_VNIC_BW,
 470        QED_UFP_MODE_UNKNOWN
 471};
 472
 473enum qed_ufp_pri_type {
 474        QED_UFP_PRI_OS,
 475        QED_UFP_PRI_VNIC,
 476        QED_UFP_PRI_UNKNOWN
 477};
 478
 479struct qed_ufp_info {
 480        enum qed_ufp_pri_type pri_type;
 481        enum qed_ufp_mode mode;
 482        u8 tc;
 483};
 484
 485enum BAR_ID {
 486        BAR_ID_0,               /* used for GRC */
 487        BAR_ID_1                /* Used for doorbells */
 488};
 489
 490struct qed_nvm_image_info {
 491        u32 num_images;
 492        struct bist_nvm_image_att *image_att;
 493        bool valid;
 494};
 495
 496enum 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
 513struct qed_simd_fp_handler {
 514        void    *token;
 515        void    (*func)(void *cookie);
 516};
 517
 518enum qed_slowpath_wq_flag {
 519        QED_SLOWPATH_MFW_TLV_REQ,
 520        QED_SLOWPATH_PERIODIC_DB_REC,
 521};
 522
 523struct 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
 664struct pci_params {
 665        int             pm_cap;
 666
 667        unsigned long   mem_start;
 668        unsigned long   mem_end;
 669        unsigned int    irq;
 670        u8              pf_num;
 671};
 672
 673struct qed_int_param {
 674        u32     int_mode;
 675        u8      num_vectors;
 676        u8      min_msix_cnt; /* for minimal functionality */
 677};
 678
 679struct qed_int_params {
 680        struct qed_int_param    in;
 681        struct qed_int_param    out;
 682        struct msix_entry       *msix_table;
 683        bool                    fp_initialized;
 684        u8                      fp_msix_base;
 685        u8                      fp_msix_cnt;
 686        u8                      rdma_msix_base;
 687        u8                      rdma_msix_cnt;
 688};
 689
 690struct qed_dbg_feature {
 691        struct dentry *dentry;
 692        u8 *dump_buf;
 693        u32 buf_size;
 694        u32 dumped_dwords;
 695};
 696
 697struct qed_dev {
 698        u32                             dp_module;
 699        u8                              dp_level;
 700        char                            name[NAME_SIZE];
 701
 702        enum qed_dev_type               type;
 703        /* Translate type/revision combo into the proper conditions */
 704#define QED_IS_BB(dev)                  ((dev)->type == QED_DEV_TYPE_BB)
 705#define QED_IS_BB_B0(dev)               (QED_IS_BB(dev) && CHIP_REV_IS_B0(dev))
 706#define QED_IS_AH(dev)                  ((dev)->type == QED_DEV_TYPE_AH)
 707#define QED_IS_K2(dev)                  QED_IS_AH(dev)
 708
 709        u16                             vendor_id;
 710
 711        u16                             device_id;
 712#define QED_DEV_ID_MASK                 0xff00
 713#define QED_DEV_ID_MASK_BB              0x1600
 714#define QED_DEV_ID_MASK_AH              0x8000
 715
 716        u16                             chip_num;
 717#define CHIP_NUM_MASK                   0xffff
 718#define CHIP_NUM_SHIFT                  16
 719
 720        u16                             chip_rev;
 721#define CHIP_REV_MASK                   0xf
 722#define CHIP_REV_SHIFT                  12
 723#define CHIP_REV_IS_B0(_cdev)           ((_cdev)->chip_rev == 1)
 724
 725        u16                             chip_metal;
 726#define CHIP_METAL_MASK                 0xff
 727#define CHIP_METAL_SHIFT                4
 728
 729        u16                             chip_bond_id;
 730#define CHIP_BOND_ID_MASK               0xf
 731#define CHIP_BOND_ID_SHIFT              0
 732
 733        u8                              num_engines;
 734        u8                              num_ports;
 735        u8                              num_ports_in_engine;
 736        u8                              num_funcs_in_port;
 737
 738        u8                              path_id;
 739
 740        unsigned long                   mf_bits;
 741
 742        int                             pcie_width;
 743        int                             pcie_speed;
 744
 745        /* Add MF related configuration */
 746        u8                              mcp_rev;
 747        u8                              boot_mode;
 748
 749        /* WoL related configurations */
 750        u8 wol_config;
 751        u8 wol_mac[ETH_ALEN];
 752
 753        u32                             int_mode;
 754        enum qed_coalescing_mode        int_coalescing_mode;
 755        u16                             rx_coalesce_usecs;
 756        u16                             tx_coalesce_usecs;
 757
 758        /* Start Bar offset of first hwfn */
 759        void __iomem                    *regview;
 760        void __iomem                    *doorbells;
 761        u64                             db_phys_addr;
 762        unsigned long                   db_size;
 763
 764        /* PCI */
 765        u8                              cache_shift;
 766
 767        /* Init */
 768        const u32 *iro_arr;
 769#define IRO ((const struct iro *)p_hwfn->cdev->iro_arr)
 770
 771        /* HW functions */
 772        u8                              num_hwfns;
 773        struct qed_hwfn                 hwfns[MAX_HWFNS_PER_DEVICE];
 774
 775        /* Engine affinity */
 776        u8                              l2_affin_hint;
 777        u8                              fir_affin;
 778        u8                              iwarp_affin;
 779
 780        /* SRIOV */
 781        struct qed_hw_sriov_info *p_iov_info;
 782#define IS_QED_SRIOV(cdev)              (!!(cdev)->p_iov_info)
 783        struct qed_tunnel_info          tunnel;
 784        bool                            b_is_vf;
 785        u32                             drv_type;
 786        struct qed_eth_stats            *reset_stats;
 787        struct qed_fw_data              *fw_data;
 788
 789        u32                             mcp_nvm_resp;
 790
 791        /* Recovery */
 792        bool recov_in_prog;
 793
 794        /* Indicates whether should prevent attentions from being reasserted */
 795        bool attn_clr_en;
 796
 797        /* LLH info */
 798        u8 ppfid_bitmap;
 799        struct qed_llh_info *p_llh_info;
 800
 801        /* Linux specific here */
 802        struct qed_dev_info             common_dev_info;
 803        struct  qede_dev                *edev;
 804        struct  pci_dev                 *pdev;
 805        u32 flags;
 806#define QED_FLAG_STORAGE_STARTED        (BIT(0))
 807        int                             msg_enable;
 808
 809        struct pci_params               pci_params;
 810
 811        struct qed_int_params           int_params;
 812
 813        u8                              protocol;
 814#define IS_QED_ETH_IF(cdev)     ((cdev)->protocol == QED_PROTOCOL_ETH)
 815#define IS_QED_FCOE_IF(cdev)    ((cdev)->protocol == QED_PROTOCOL_FCOE)
 816
 817        /* Callbacks to protocol driver */
 818        union {
 819                struct qed_common_cb_ops        *common;
 820                struct qed_eth_cb_ops           *eth;
 821                struct qed_fcoe_cb_ops          *fcoe;
 822                struct qed_iscsi_cb_ops         *iscsi;
 823                struct qed_nvmetcp_cb_ops       *nvmetcp;
 824        } protocol_ops;
 825        void                            *ops_cookie;
 826
 827#ifdef CONFIG_QED_LL2
 828        struct qed_cb_ll2_info          *ll2;
 829        u8                              ll2_mac_address[ETH_ALEN];
 830#endif
 831        struct qed_dbg_feature dbg_features[DBG_FEATURE_NUM];
 832        u8 engine_for_debug;
 833        bool disable_ilt_dump;
 834        bool                            dbg_bin_dump;
 835
 836        DECLARE_HASHTABLE(connections, 10);
 837        const struct firmware           *firmware;
 838
 839        bool print_dbg_data;
 840
 841        u32 rdma_max_sge;
 842        u32 rdma_max_inline;
 843        u32 rdma_max_srq_sge;
 844        u16 tunn_feature_mask;
 845
 846        bool                            iwarp_cmt;
 847};
 848
 849u32 qed_get_hsi_def_val(struct qed_dev *cdev, enum qed_hsi_def_type type);
 850
 851#define NUM_OF_VFS(dev) \
 852        qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_NUM_VFS)
 853#define NUM_OF_L2_QUEUES(dev) \
 854        qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_NUM_L2_QUEUES)
 855#define NUM_OF_PORTS(dev) \
 856        qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_NUM_PORTS)
 857#define NUM_OF_SBS(dev) \
 858        qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_SB_PER_PATH)
 859#define NUM_OF_ENG_PFS(dev) \
 860        qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_NUM_PFS)
 861#define NUM_OF_VPORTS(dev) \
 862        qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_NUM_VPORTS)
 863#define NUM_OF_RSS_ENGINES(dev) \
 864        qed_get_hsi_def_val(dev, QED_HSI_DEF_NUM_ETH_RSS_ENGINE)
 865#define NUM_OF_QM_TX_QUEUES(dev) \
 866        qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_QM_TX_QUEUES)
 867#define NUM_OF_PXP_ILT_RECORDS(dev) \
 868        qed_get_hsi_def_val(dev, QED_HSI_DEF_NUM_PXP_ILT_RECORDS)
 869#define NUM_OF_RDMA_STATISTIC_COUNTERS(dev) \
 870        qed_get_hsi_def_val(dev, QED_HSI_DEF_NUM_RDMA_STATISTIC_COUNTERS)
 871#define NUM_OF_QM_GLOBAL_RLS(dev) \
 872        qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_QM_GLOBAL_RLS)
 873#define NUM_OF_PBF_CMD_LINES(dev) \
 874        qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_PBF_CMD_LINES)
 875#define NUM_OF_BTB_BLOCKS(dev) \
 876        qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_BTB_BLOCKS)
 877
 878/**
 879 * qed_concrete_to_sw_fid(): Get the sw function id from
 880 *                           the concrete value.
 881 *
 882 * @cdev: Qed dev pointer.
 883 * @concrete_fid: Concrete fid.
 884 *
 885 * Return: inline u8.
 886 */
 887static inline u8 qed_concrete_to_sw_fid(struct qed_dev *cdev,
 888                                        u32 concrete_fid)
 889{
 890        u8 vfid = GET_FIELD(concrete_fid, PXP_CONCRETE_FID_VFID);
 891        u8 pfid = GET_FIELD(concrete_fid, PXP_CONCRETE_FID_PFID);
 892        u8 vf_valid = GET_FIELD(concrete_fid,
 893                                PXP_CONCRETE_FID_VFVALID);
 894        u8 sw_fid;
 895
 896        if (vf_valid)
 897                sw_fid = vfid + MAX_NUM_PFS;
 898        else
 899                sw_fid = pfid;
 900
 901        return sw_fid;
 902}
 903
 904#define PKT_LB_TC       9
 905
 906int qed_configure_vport_wfq(struct qed_dev *cdev, u16 vp_id, u32 rate);
 907void qed_configure_vp_wfq_on_link_change(struct qed_dev *cdev,
 908                                         struct qed_ptt *p_ptt,
 909                                         u32 min_pf_rate);
 910
 911void qed_clean_wfq_db(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt);
 912int qed_device_num_engines(struct qed_dev *cdev);
 913void qed_set_fw_mac_addr(__le16 *fw_msb,
 914                         __le16 *fw_mid, __le16 *fw_lsb, u8 *mac);
 915
 916#define QED_LEADING_HWFN(dev)   (&(dev)->hwfns[0])
 917#define QED_IS_CMT(dev)         ((dev)->num_hwfns > 1)
 918/* Macros for getting the engine-affinitized hwfn (FIR: fcoe,iscsi,roce) */
 919#define QED_FIR_AFFIN_HWFN(dev)         (&(dev)->hwfns[dev->fir_affin])
 920#define QED_IWARP_AFFIN_HWFN(dev)       (&(dev)->hwfns[dev->iwarp_affin])
 921#define QED_AFFIN_HWFN(dev)                                \
 922        (QED_IS_IWARP_PERSONALITY(QED_LEADING_HWFN(dev)) ? \
 923         QED_IWARP_AFFIN_HWFN(dev) : QED_FIR_AFFIN_HWFN(dev))
 924#define QED_AFFIN_HWFN_IDX(dev) (IS_LEAD_HWFN(QED_AFFIN_HWFN(dev)) ? 0 : 1)
 925
 926/* Flags for indication of required queues */
 927#define PQ_FLAGS_RLS    (BIT(0))
 928#define PQ_FLAGS_MCOS   (BIT(1))
 929#define PQ_FLAGS_LB     (BIT(2))
 930#define PQ_FLAGS_OOO    (BIT(3))
 931#define PQ_FLAGS_ACK    (BIT(4))
 932#define PQ_FLAGS_OFLD   (BIT(5))
 933#define PQ_FLAGS_VFS    (BIT(6))
 934#define PQ_FLAGS_LLT    (BIT(7))
 935#define PQ_FLAGS_MTC    (BIT(8))
 936
 937/* physical queue index for cm context initialization */
 938u16 qed_get_cm_pq_idx(struct qed_hwfn *p_hwfn, u32 pq_flags);
 939u16 qed_get_cm_pq_idx_mcos(struct qed_hwfn *p_hwfn, u8 tc);
 940u16 qed_get_cm_pq_idx_vf(struct qed_hwfn *p_hwfn, u16 vf);
 941u16 qed_get_cm_pq_idx_ofld_mtc(struct qed_hwfn *p_hwfn, u8 tc);
 942u16 qed_get_cm_pq_idx_llt_mtc(struct qed_hwfn *p_hwfn, u8 tc);
 943
 944/* doorbell recovery mechanism */
 945void qed_db_recovery_dp(struct qed_hwfn *p_hwfn);
 946void qed_db_recovery_execute(struct qed_hwfn *p_hwfn);
 947bool qed_edpm_enabled(struct qed_hwfn *p_hwfn);
 948
 949#define GET_GTT_REG_ADDR(__base, __offset, __idx) \
 950        ((__base) + __offset ## _GTT_OFFSET((__idx)))
 951
 952#define GET_GTT_BDQ_REG_ADDR(__base, __offset, __idx, __bdq_idx) \
 953        ((__base) + __offset ## _GTT_OFFSET((__idx), (__bdq_idx)))
 954
 955/* Other Linux specific common definitions */
 956#define DP_NAME(cdev) ((cdev)->name)
 957
 958#define REG_ADDR(cdev, offset)          ((void __iomem *)((u8 __iomem *)\
 959                                                ((cdev)->regview) + \
 960                                                         (offset)))
 961
 962#define REG_RD(cdev, offset)            readl(REG_ADDR(cdev, offset))
 963#define REG_WR(cdev, offset, val)       writel((u32)val, REG_ADDR(cdev, offset))
 964#define REG_WR16(cdev, offset, val)     writew((u16)val, REG_ADDR(cdev, offset))
 965
 966#define DOORBELL(cdev, db_addr, val)                     \
 967        writel((u32)val, (void __iomem *)((u8 __iomem *)\
 968                                          ((cdev)->doorbells) + (db_addr)))
 969
 970#define MFW_PORT(_p_hwfn)       ((_p_hwfn)->abs_pf_id %                   \
 971                                  qed_device_num_ports((_p_hwfn)->cdev))
 972int qed_device_num_ports(struct qed_dev *cdev);
 973
 974/* Prototypes */
 975int qed_fill_dev_info(struct qed_dev *cdev,
 976                      struct qed_dev_info *dev_info);
 977void qed_link_update(struct qed_hwfn *hwfn, struct qed_ptt *ptt);
 978void qed_bw_update(struct qed_hwfn *hwfn, struct qed_ptt *ptt);
 979u32 qed_unzip_data(struct qed_hwfn *p_hwfn,
 980                   u32 input_len, u8 *input_buf,
 981                   u32 max_size, u8 *unzip_buf);
 982int qed_recovery_process(struct qed_dev *cdev);
 983void qed_schedule_recovery_handler(struct qed_hwfn *p_hwfn);
 984void qed_hw_error_occurred(struct qed_hwfn *p_hwfn,
 985                           enum qed_hw_err_type err_type);
 986void qed_get_protocol_stats(struct qed_dev *cdev,
 987                            enum qed_mcp_protocol_type type,
 988                            union qed_mcp_protocol_stats *stats);
 989int qed_slowpath_irq_req(struct qed_hwfn *hwfn);
 990void qed_slowpath_irq_sync(struct qed_hwfn *p_hwfn);
 991int qed_mfw_tlv_req(struct qed_hwfn *hwfn);
 992
 993int qed_mfw_fill_tlv_data(struct qed_hwfn *hwfn,
 994                          enum qed_mfw_tlv_type type,
 995                          union qed_mfw_tlv_data *tlv_data);
 996
 997void qed_hw_info_set_offload_tc(struct qed_hw_info *p_info, u8 tc);
 998
 999void qed_periodic_db_rec_start(struct qed_hwfn *p_hwfn);
1000
1001int qed_llh_add_src_tcp_port_filter(struct qed_dev *cdev, u16 src_port);
1002int qed_llh_add_dst_tcp_port_filter(struct qed_dev *cdev, u16 dest_port);
1003void qed_llh_remove_src_tcp_port_filter(struct qed_dev *cdev, u16 src_port);
1004void qed_llh_remove_dst_tcp_port_filter(struct qed_dev *cdev, u16 src_port);
1005void qed_llh_clear_all_filters(struct qed_dev *cdev);
1006unsigned long qed_get_epoch_time(void);
1007#endif /* _QED_H */
1008