ceph/src/dpdk/drivers/net/qede/base/ecore_dev_api.h

   1 /*
   2  * Copyright (c) 2016 QLogic Corporation.
   3  * All rights reserved.
   4  * www.qlogic.com
   5  *
   6  * See LICENSE.qede_pmd for copyright and licensing details.
   7  */
   8
   9 #ifndef __ECORE_DEV_API_H__
  10 #define __ECORE_DEV_API_H__
  11
  12 #include "ecore_status.h"
  13 #include "ecore_chain.h"
  14 #include "ecore_int_api.h"
  15
  16 /**
  17  * @brief ecore_init_dp - initialize the debug level
  18  *
  19  * @param p_dev
  20  * @param dp_module
  21  * @param dp_level
  22  * @param dp_ctx
  23  */
  24 void ecore_init_dp(struct ecore_dev *p_dev,
  25                    u32 dp_module,
  26                    u8 dp_level,
  27                    void *dp_ctx);
  28
  29 /**
  30  * @brief ecore_init_struct - initialize the device structure to
  31  *        its defaults
  32  *
  33  * @param p_dev
  34  */
  35 void ecore_init_struct(struct ecore_dev *p_dev);
  36
  37 /**
  38  * @brief ecore_resc_free -
  39  *
  40  * @param p_dev
  41  */
  42 void ecore_resc_free(struct ecore_dev *p_dev);
  43
  44 /**
  45  * @brief ecore_resc_alloc -
  46  *
  47  * @param p_dev
  48  *
  49  * @return enum _ecore_status_t
  50  */
  51 enum _ecore_status_t ecore_resc_alloc(struct ecore_dev *p_dev);
  52
  53 /**
  54  * @brief ecore_resc_setup -
  55  *
  56  * @param p_dev
  57  */
  58 void ecore_resc_setup(struct ecore_dev *p_dev);
  59
  60 struct ecore_hw_init_params {
  61         /* tunnelling parameters */
  62         struct ecore_tunn_start_params *p_tunn;
  63         bool b_hw_start;
  64         /* interrupt mode [msix, inta, etc.] to use */
  65         enum ecore_int_mode int_mode;
  66 /* npar tx switching to be used for vports configured for tx-switching */
  67
  68         bool allow_npar_tx_switch;
  69         /* binary fw data pointer in binary fw file */
  70         const u8 *bin_fw_data;
  71         /* the OS Epoch time in seconds */
  72         u32 epoch;
  73 };
  74
  75 /**
  76  * @brief ecore_hw_init -
  77  *
  78  * @param p_dev
  79  * @param p_params
  80  *
  81  * @return enum _ecore_status_t
  82  */
  83 enum _ecore_status_t ecore_hw_init(struct ecore_dev *p_dev,
  84                                    struct ecore_hw_init_params *p_params);
  85
  86 /**
  87  * @brief ecore_hw_timers_stop_all -
  88  *
  89  * @param p_dev
  90  *
  91  * @return void
  92  */
  93 void ecore_hw_timers_stop_all(struct ecore_dev *p_dev);
  94
  95 /**
  96  * @brief ecore_hw_stop -
  97  *
  98  * @param p_dev
  99  *
 100  * @return enum _ecore_status_t
 101  */
 102 enum _ecore_status_t ecore_hw_stop(struct ecore_dev *p_dev);
 103
 104 /**
 105  * @brief ecore_hw_stop_fastpath -should be called incase
 106  *        slowpath is still required for the device,
 107  *        but fastpath is not.
 108  *
 109  * @param p_dev
 110  *
 111  */
 112 void ecore_hw_stop_fastpath(struct ecore_dev *p_dev);
 113
 114 #ifndef LINUX_REMOVE
 115 /**
 116  * @brief ecore_prepare_hibernate -should be called when
 117  *        the system is going into the hibernate state
 118  *
 119  * @param p_dev
 120  *
 121  */
 122 void ecore_prepare_hibernate(struct ecore_dev *p_dev);
 123 #endif
 124
 125 /**
 126  * @brief ecore_hw_start_fastpath -restart fastpath traffic,
 127  *        only if hw_stop_fastpath was called
 128
 129  * @param p_dev
 130  *
 131  */
 132 void ecore_hw_start_fastpath(struct ecore_hwfn *p_hwfn);
 133
 134 /**
 135  * @brief ecore_hw_reset -
 136  *
 137  * @param p_dev
 138  *
 139  * @return enum _ecore_status_t
 140  */
 141 enum _ecore_status_t ecore_hw_reset(struct ecore_dev *p_dev);
 142
 143 struct ecore_hw_prepare_params {
 144         /* personality to initialize */
 145         int personality;
 146         /* force the driver's default resource allocation */
 147         bool drv_resc_alloc;
 148         /* check the reg_fifo after any register access */
 149         bool chk_reg_fifo;
 150 };
 151
 152 /**
 153  * @brief ecore_hw_prepare -
 154  *
 155  * @param p_dev
 156  * @param p_params
 157  *
 158  * @return enum _ecore_status_t
 159  */
 160 enum _ecore_status_t ecore_hw_prepare(struct ecore_dev *p_dev,
 161                                       struct ecore_hw_prepare_params *p_params);
 162
 163 /**
 164  * @brief ecore_hw_remove -
 165  *
 166  * @param p_dev
 167  */
 168 void ecore_hw_remove(struct ecore_dev *p_dev);
 169
 170 /**
 171  * @brief ecore_ptt_acquire - Allocate a PTT window
 172  *
 173  * Should be called at the entry point to the driver (at the beginning of an
 174  * exported function)
 175  *
 176  * @param p_hwfn
 177  *
 178  * @return struct ecore_ptt
 179  */
 180 struct ecore_ptt *ecore_ptt_acquire(struct ecore_hwfn *p_hwfn);
 181
 182 /**
 183  * @brief ecore_ptt_release - Release PTT Window
 184  *
 185  * Should be called at the end of a flow - at the end of the function that
 186  * acquired the PTT.
 187  *
 188  *
 189  * @param p_hwfn
 190  * @param p_ptt
 191  */
 192 void ecore_ptt_release(struct ecore_hwfn *p_hwfn,
 193                        struct ecore_ptt *p_ptt);
 194
 195 #ifndef __EXTRACT__LINUX__
 196 struct ecore_eth_stats {
 197         u64 no_buff_discards;
 198         u64 packet_too_big_discard;
 199         u64 ttl0_discard;
 200         u64 rx_ucast_bytes;
 201         u64 rx_mcast_bytes;
 202         u64 rx_bcast_bytes;
 203         u64 rx_ucast_pkts;
 204         u64 rx_mcast_pkts;
 205         u64 rx_bcast_pkts;
 206         u64 mftag_filter_discards;
 207         u64 mac_filter_discards;
 208         u64 tx_ucast_bytes;
 209         u64 tx_mcast_bytes;
 210         u64 tx_bcast_bytes;
 211         u64 tx_ucast_pkts;
 212         u64 tx_mcast_pkts;
 213         u64 tx_bcast_pkts;
 214         u64 tx_err_drop_pkts;
 215         u64 tpa_coalesced_pkts;
 216         u64 tpa_coalesced_events;
 217         u64 tpa_aborts_num;
 218         u64 tpa_not_coalesced_pkts;
 219         u64 tpa_coalesced_bytes;
 220
 221         /* port */
 222         u64 rx_64_byte_packets;
 223         u64 rx_65_to_127_byte_packets;
 224         u64 rx_128_to_255_byte_packets;
 225         u64 rx_256_to_511_byte_packets;
 226         u64 rx_512_to_1023_byte_packets;
 227         u64 rx_1024_to_1518_byte_packets;
 228         u64 rx_1519_to_1522_byte_packets;
 229         u64 rx_1519_to_2047_byte_packets;
 230         u64 rx_2048_to_4095_byte_packets;
 231         u64 rx_4096_to_9216_byte_packets;
 232         u64 rx_9217_to_16383_byte_packets;
 233         u64 rx_crc_errors;
 234         u64 rx_mac_crtl_frames;
 235         u64 rx_pause_frames;
 236         u64 rx_pfc_frames;
 237         u64 rx_align_errors;
 238         u64 rx_carrier_errors;
 239         u64 rx_oversize_packets;
 240         u64 rx_jabbers;
 241         u64 rx_undersize_packets;
 242         u64 rx_fragments;
 243         u64 tx_64_byte_packets;
 244         u64 tx_65_to_127_byte_packets;
 245         u64 tx_128_to_255_byte_packets;
 246         u64 tx_256_to_511_byte_packets;
 247         u64 tx_512_to_1023_byte_packets;
 248         u64 tx_1024_to_1518_byte_packets;
 249         u64 tx_1519_to_2047_byte_packets;
 250         u64 tx_2048_to_4095_byte_packets;
 251         u64 tx_4096_to_9216_byte_packets;
 252         u64 tx_9217_to_16383_byte_packets;
 253         u64 tx_pause_frames;
 254         u64 tx_pfc_frames;
 255         u64 tx_lpi_entry_count;
 256         u64 tx_total_collisions;
 257         u64 brb_truncates;
 258         u64 brb_discards;
 259         u64 rx_mac_bytes;
 260         u64 rx_mac_uc_packets;
 261         u64 rx_mac_mc_packets;
 262         u64 rx_mac_bc_packets;
 263         u64 rx_mac_frames_ok;
 264         u64 tx_mac_bytes;
 265         u64 tx_mac_uc_packets;
 266         u64 tx_mac_mc_packets;
 267         u64 tx_mac_bc_packets;
 268         u64 tx_mac_ctrl_frames;
 269 };
 270 #endif
 271
 272 enum ecore_dmae_address_type_t {
 273         ECORE_DMAE_ADDRESS_HOST_VIRT,
 274         ECORE_DMAE_ADDRESS_HOST_PHYS,
 275         ECORE_DMAE_ADDRESS_GRC
 276 };
 277
 278 /* value of flags If ECORE_DMAE_FLAG_RW_REPL_SRC flag is set and the
 279  * source is a block of length DMAE_MAX_RW_SIZE and the
 280  * destination is larger, the source block will be duplicated as
 281  * many times as required to fill the destination block. This is
 282  * used mostly to write a zeroed buffer to destination address
 283  * using DMA
 284  */
 285 #define ECORE_DMAE_FLAG_RW_REPL_SRC     0x00000001
 286 #define ECORE_DMAE_FLAG_VF_SRC          0x00000002
 287 #define ECORE_DMAE_FLAG_VF_DST          0x00000004
 288 #define ECORE_DMAE_FLAG_COMPLETION_DST  0x00000008
 289
 290 struct ecore_dmae_params {
 291         u32 flags; /* consists of ECORE_DMAE_FLAG_* values */
 292         u8 src_vfid;
 293         u8 dst_vfid;
 294 };
 295
 296 /**
 297  * @brief ecore_dmae_host2grc - copy data from source addr to
 298  * dmae registers using the given ptt
 299  *
 300  * @param p_hwfn
 301  * @param p_ptt
 302  * @param source_addr
 303  * @param grc_addr (dmae_data_offset)
 304  * @param size_in_dwords
 305  * @param flags (one of the flags defined above)
 306  */
 307 enum _ecore_status_t
 308 ecore_dmae_host2grc(struct ecore_hwfn *p_hwfn,
 309                     struct ecore_ptt *p_ptt,
 310                     u64 source_addr,
 311                     u32 grc_addr,
 312                     u32 size_in_dwords,
 313                     u32 flags);
 314
 315 /**
 316  * @brief ecore_dmae_grc2host - Read data from dmae data offset
 317  * to source address using the given ptt
 318  *
 319  * @param p_ptt
 320  * @param grc_addr (dmae_data_offset)
 321  * @param dest_addr
 322  * @param size_in_dwords
 323  * @param flags - one of the flags defined above
 324  */
 325 enum _ecore_status_t
 326 ecore_dmae_grc2host(struct ecore_hwfn *p_hwfn,
 327                     struct ecore_ptt *p_ptt,
 328                     u32 grc_addr,
 329                     dma_addr_t dest_addr,
 330                     u32 size_in_dwords,
 331                     u32 flags);
 332
 333 /**
 334  * @brief ecore_dmae_host2host - copy data from to source address
 335  * to a destination address (for SRIOV) using the given ptt
 336  *
 337  * @param p_hwfn
 338  * @param p_ptt
 339  * @param source_addr
 340  * @param dest_addr
 341  * @param size_in_dwords
 342  * @param params
 343  */
 344 enum _ecore_status_t
 345 ecore_dmae_host2host(struct ecore_hwfn *p_hwfn,
 346                      struct ecore_ptt *p_ptt,
 347                      dma_addr_t source_addr,
 348                      dma_addr_t dest_addr,
 349                      u32 size_in_dwords,
 350                      struct ecore_dmae_params *p_params);
 351
 352 /**
 353  * @brief ecore_chain_alloc - Allocate and initialize a chain
 354  *
 355  * @param p_hwfn
 356  * @param intended_use
 357  * @param mode
 358  * @param num_elems
 359  * @param elem_size
 360  * @param p_chain
 361  *
 362  * @return enum _ecore_status_t
 363  */
 364 enum _ecore_status_t
 365 ecore_chain_alloc(struct ecore_dev *p_dev,
 366                   enum ecore_chain_use_mode intended_use,
 367                   enum ecore_chain_mode mode,
 368                   enum ecore_chain_cnt_type cnt_type,
 369                   u32 num_elems,
 370                   osal_size_t elem_size,
 371                   struct ecore_chain *p_chain);
 372
 373 /**
 374  * @brief ecore_chain_free - Free chain DMA memory
 375  *
 376  * @param p_hwfn
 377  * @param p_chain
 378  */
 379 void ecore_chain_free(struct ecore_dev *p_dev,
 380                       struct ecore_chain *p_chain);
 381
 382 /**
 383  * @@brief ecore_fw_l2_queue - Get absolute L2 queue ID
 384  *
 385  *  @param p_hwfn
 386  *  @param src_id - relative to p_hwfn
 387  *  @param dst_id - absolute per engine
 388  *
 389  *  @return enum _ecore_status_t
 390  */
 391 enum _ecore_status_t ecore_fw_l2_queue(struct ecore_hwfn *p_hwfn,
 392                                        u16 src_id,
 393                                        u16 *dst_id);
 394
 395 /**
 396  * @@brief ecore_fw_vport - Get absolute vport ID
 397  *
 398  *  @param p_hwfn
 399  *  @param src_id - relative to p_hwfn
 400  *  @param dst_id - absolute per engine
 401  *
 402  *  @return enum _ecore_status_t
 403  */
 404 enum _ecore_status_t ecore_fw_vport(struct ecore_hwfn *p_hwfn,
 405                                     u8 src_id,
 406                                     u8 *dst_id);
 407
 408 /**
 409  * @@brief ecore_fw_rss_eng - Get absolute RSS engine ID
 410  *
 411  *  @param p_hwfn
 412  *  @param src_id - relative to p_hwfn
 413  *  @param dst_id - absolute per engine
 414  *
 415  *  @return enum _ecore_status_t
 416  */
 417 enum _ecore_status_t ecore_fw_rss_eng(struct ecore_hwfn *p_hwfn,
 418                                       u8 src_id,
 419                                       u8 *dst_id);
 420
 421 /**
 422  * @brief ecore_llh_add_mac_filter - configures a MAC filter in llh
 423  *
 424  * @param p_hwfn
 425  * @param p_ptt
 426  * @param p_filter - MAC to add
 427  */
 428 enum _ecore_status_t ecore_llh_add_mac_filter(struct ecore_hwfn *p_hwfn,
 429                                           struct ecore_ptt *p_ptt,
 430                                           u8 *p_filter);
 431
 432 /**
 433  * @brief ecore_llh_remove_mac_filter - removes a MAC filtre from llh
 434  *
 435  * @param p_hwfn
 436  * @param p_ptt
 437  * @param p_filter - MAC to remove
 438  */
 439 void ecore_llh_remove_mac_filter(struct ecore_hwfn *p_hwfn,
 440                              struct ecore_ptt *p_ptt,
 441                              u8 *p_filter);
 442
 443 enum ecore_llh_port_filter_type_t {
 444         ECORE_LLH_FILTER_ETHERTYPE,
 445         ECORE_LLH_FILTER_TCP_SRC_PORT,
 446         ECORE_LLH_FILTER_TCP_DEST_PORT,
 447         ECORE_LLH_FILTER_TCP_SRC_AND_DEST_PORT,
 448         ECORE_LLH_FILTER_UDP_SRC_PORT,
 449         ECORE_LLH_FILTER_UDP_DEST_PORT,
 450         ECORE_LLH_FILTER_UDP_SRC_AND_DEST_PORT
 451 };
 452
 453 /**
 454  * @brief ecore_llh_add_protocol_filter - configures a protocol filter in llh
 455  *
 456  * @param p_hwfn
 457  * @param p_ptt
 458  * @param source_port_or_eth_type - source port or ethertype to add
 459  * @param dest_port - destination port to add
 460  * @param type - type of filters and comparing
 461  */
 462 enum _ecore_status_t
 463 ecore_llh_add_protocol_filter(struct ecore_hwfn *p_hwfn,
 464                               struct ecore_ptt *p_ptt,
 465                               u16 source_port_or_eth_type,
 466                               u16 dest_port,
 467                               enum ecore_llh_port_filter_type_t type);
 468
 469 /**
 470  * @brief ecore_llh_remove_protocol_filter - remove a protocol filter in llh
 471  *
 472  * @param p_hwfn
 473  * @param p_ptt
 474  * @param source_port_or_eth_type - source port or ethertype to add
 475  * @param dest_port - destination port to add
 476  * @param type - type of filters and comparing
 477  */
 478 void
 479 ecore_llh_remove_protocol_filter(struct ecore_hwfn *p_hwfn,
 480                                  struct ecore_ptt *p_ptt,
 481                                  u16 source_port_or_eth_type,
 482                                  u16 dest_port,
 483                                  enum ecore_llh_port_filter_type_t type);
 484
 485 /**
 486  * @brief ecore_llh_clear_all_filters - removes all MAC filters from llh
 487  *
 488  * @param p_hwfn
 489  * @param p_ptt
 490  */
 491 void ecore_llh_clear_all_filters(struct ecore_hwfn *p_hwfn,
 492                              struct ecore_ptt *p_ptt);
 493
 494 /**
 495  * @brief ecore_llh_set_function_as_default - set function as default per port
 496  *
 497  * @param p_hwfn
 498  * @param p_ptt
 499  */
 500 enum _ecore_status_t
 501 ecore_llh_set_function_as_default(struct ecore_hwfn *p_hwfn,
 502                                   struct ecore_ptt *p_ptt);
 503
 504 /**
 505  *@brief Cleanup of previous driver remains prior to load
 506  *
 507  * @param p_hwfn
 508  * @param p_ptt
 509  * @param id - For PF, engine-relative. For VF, PF-relative.
 510  * @param is_vf - true iff cleanup is made for a VF.
 511  *
 512  * @return enum _ecore_status_t
 513  */
 514 enum _ecore_status_t ecore_final_cleanup(struct ecore_hwfn      *p_hwfn,
 515                                          struct ecore_ptt       *p_ptt,
 516                                          u16                    id,
 517                                          bool                   is_vf);
 518
 519 /**
 520  * @brief ecore_set_rxq_coalesce - Configure coalesce parameters for an Rx queue
 521  *    The fact that we can configure coalescing to up to 511, but on varying
 522  *    accuracy [the bigger the value the less accurate] up to a mistake of 3usec
 523  *    for the highest values.
 524  *
 525  * @param p_hwfn
 526  * @param p_ptt
 527  * @param coalesce - Coalesce value in micro seconds.
 528  * @param qid - Queue index.
 529  * @param qid - SB Id
 530  *
 531  * @return enum _ecore_status_t
 532  */
 533 enum _ecore_status_t ecore_set_rxq_coalesce(struct ecore_hwfn *p_hwfn,
 534                                             struct ecore_ptt *p_ptt,
 535                                             u16 coalesce, u8 qid, u16 sb_id);
 536
 537 /**
 538  * @brief ecore_set_txq_coalesce - Configure coalesce parameters for a Tx queue
 539  *    While the API allows setting coalescing per-qid, all tx queues sharing a
 540  *    SB should be in same range [i.e., either 0-0x7f, 0x80-0xff or 0x100-0x1ff]
 541  *    otherwise configuration would break.
 542  *
 543  * @param p_hwfn
 544  * @param p_ptt
 545  * @param coalesce - Coalesce value in micro seconds.
 546  * @param qid - Queue index.
 547  * @param qid - SB Id
 548  *
 549  * @return enum _ecore_status_t
 550  */
 551 enum _ecore_status_t ecore_set_txq_coalesce(struct ecore_hwfn *p_hwfn,
 552                                             struct ecore_ptt *p_ptt,
 553                                             u16 coalesce, u8 qid, u16 sb_id);
 554
 555 #endif