LXR linux/drivers/net/ethernet/hisilicon/hns3/hnae3.h

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2// Copyright (c) 2016-2017 Hisilicon Limited.
   3
   4#ifndef __HNAE3_H
   5#define __HNAE3_H
   6
   7/* Names used in this framework:
   8 *      ae handle (handle):
   9 *        a set of queues provided by AE
  10 *      ring buffer queue (rbq):
  11 *        the channel between upper layer and the AE, can do tx and rx
  12 *      ring:
  13 *        a tx or rx channel within a rbq
  14 *      ring description (desc):
  15 *        an element in the ring with packet information
  16 *      buffer:
  17 *        a memory region referred by desc with the full packet payload
  18 *
  19 * "num" means a static number set as a parameter, "count" mean a dynamic
  20 *   number set while running
  21 * "cb" means control block
  22 */
  23
  24#include <linux/acpi.h>
  25#include <linux/dcbnl.h>
  26#include <linux/delay.h>
  27#include <linux/device.h>
  28#include <linux/ethtool.h>
  29#include <linux/module.h>
  30#include <linux/netdevice.h>
  31#include <linux/pci.h>
  32#include <linux/pkt_sched.h>
  33#include <linux/types.h>
  34#include <net/pkt_cls.h>
  35
  36#define HNAE3_MOD_VERSION "1.0"
  37
  38#define HNAE3_MIN_VECTOR_NUM    2 /* first one for misc, another for IO */
  39
  40/* Device version */
  41#define HNAE3_DEVICE_VERSION_V1   0x00020
  42#define HNAE3_DEVICE_VERSION_V2   0x00021
  43#define HNAE3_DEVICE_VERSION_V3   0x00030
  44
  45#define HNAE3_PCI_REVISION_BIT_SIZE             8
  46
  47/* Device IDs */
  48#define HNAE3_DEV_ID_GE                         0xA220
  49#define HNAE3_DEV_ID_25GE                       0xA221
  50#define HNAE3_DEV_ID_25GE_RDMA                  0xA222
  51#define HNAE3_DEV_ID_25GE_RDMA_MACSEC           0xA223
  52#define HNAE3_DEV_ID_50GE_RDMA                  0xA224
  53#define HNAE3_DEV_ID_50GE_RDMA_MACSEC           0xA225
  54#define HNAE3_DEV_ID_100G_RDMA_MACSEC           0xA226
  55#define HNAE3_DEV_ID_200G_RDMA                  0xA228
  56#define HNAE3_DEV_ID_VF                         0xA22E
  57#define HNAE3_DEV_ID_RDMA_DCB_PFC_VF            0xA22F
  58
  59#define HNAE3_CLASS_NAME_SIZE 16
  60
  61#define HNAE3_DEV_INITED_B                      0x0
  62#define HNAE3_DEV_SUPPORT_ROCE_B                0x1
  63#define HNAE3_DEV_SUPPORT_DCB_B                 0x2
  64#define HNAE3_KNIC_CLIENT_INITED_B              0x3
  65#define HNAE3_UNIC_CLIENT_INITED_B              0x4
  66#define HNAE3_ROCE_CLIENT_INITED_B              0x5
  67
  68#define HNAE3_DEV_SUPPORT_ROCE_DCB_BITS (BIT(HNAE3_DEV_SUPPORT_DCB_B) | \
  69                BIT(HNAE3_DEV_SUPPORT_ROCE_B))
  70
  71#define hnae3_dev_roce_supported(hdev) \
  72        hnae3_get_bit((hdev)->ae_dev->flag, HNAE3_DEV_SUPPORT_ROCE_B)
  73
  74#define hnae3_dev_dcb_supported(hdev) \
  75        hnae3_get_bit((hdev)->ae_dev->flag, HNAE3_DEV_SUPPORT_DCB_B)
  76
  77enum HNAE3_DEV_CAP_BITS {
  78        HNAE3_DEV_SUPPORT_FD_B,
  79        HNAE3_DEV_SUPPORT_GRO_B,
  80        HNAE3_DEV_SUPPORT_FEC_B,
  81        HNAE3_DEV_SUPPORT_UDP_GSO_B,
  82        HNAE3_DEV_SUPPORT_QB_B,
  83        HNAE3_DEV_SUPPORT_FD_FORWARD_TC_B,
  84        HNAE3_DEV_SUPPORT_PTP_B,
  85        HNAE3_DEV_SUPPORT_INT_QL_B,
  86        HNAE3_DEV_SUPPORT_HW_TX_CSUM_B,
  87        HNAE3_DEV_SUPPORT_TX_PUSH_B,
  88        HNAE3_DEV_SUPPORT_PHY_IMP_B,
  89        HNAE3_DEV_SUPPORT_TQP_TXRX_INDEP_B,
  90        HNAE3_DEV_SUPPORT_HW_PAD_B,
  91        HNAE3_DEV_SUPPORT_STASH_B,
  92        HNAE3_DEV_SUPPORT_UDP_TUNNEL_CSUM_B,
  93        HNAE3_DEV_SUPPORT_PAUSE_B,
  94        HNAE3_DEV_SUPPORT_RAS_IMP_B,
  95        HNAE3_DEV_SUPPORT_RXD_ADV_LAYOUT_B,
  96        HNAE3_DEV_SUPPORT_PORT_VLAN_BYPASS_B,
  97        HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B,
  98};
  99
 100#define hnae3_dev_fd_supported(hdev) \
 101        test_bit(HNAE3_DEV_SUPPORT_FD_B, (hdev)->ae_dev->caps)
 102
 103#define hnae3_dev_gro_supported(hdev) \
 104        test_bit(HNAE3_DEV_SUPPORT_GRO_B, (hdev)->ae_dev->caps)
 105
 106#define hnae3_dev_fec_supported(hdev) \
 107        test_bit(HNAE3_DEV_SUPPORT_FEC_B, (hdev)->ae_dev->caps)
 108
 109#define hnae3_dev_udp_gso_supported(hdev) \
 110        test_bit(HNAE3_DEV_SUPPORT_UDP_GSO_B, (hdev)->ae_dev->caps)
 111
 112#define hnae3_dev_qb_supported(hdev) \
 113        test_bit(HNAE3_DEV_SUPPORT_QB_B, (hdev)->ae_dev->caps)
 114
 115#define hnae3_dev_fd_forward_tc_supported(hdev) \
 116        test_bit(HNAE3_DEV_SUPPORT_FD_FORWARD_TC_B, (hdev)->ae_dev->caps)
 117
 118#define hnae3_dev_ptp_supported(hdev) \
 119        test_bit(HNAE3_DEV_SUPPORT_PTP_B, (hdev)->ae_dev->caps)
 120
 121#define hnae3_dev_int_ql_supported(hdev) \
 122        test_bit(HNAE3_DEV_SUPPORT_INT_QL_B, (hdev)->ae_dev->caps)
 123
 124#define hnae3_dev_hw_csum_supported(hdev) \
 125        test_bit(HNAE3_DEV_SUPPORT_HW_TX_CSUM_B, (hdev)->ae_dev->caps)
 126
 127#define hnae3_dev_tx_push_supported(hdev) \
 128        test_bit(HNAE3_DEV_SUPPORT_TX_PUSH_B, (hdev)->ae_dev->caps)
 129
 130#define hnae3_dev_phy_imp_supported(hdev) \
 131        test_bit(HNAE3_DEV_SUPPORT_PHY_IMP_B, (hdev)->ae_dev->caps)
 132
 133#define hnae3_dev_ras_imp_supported(hdev) \
 134        test_bit(HNAE3_DEV_SUPPORT_RAS_IMP_B, (hdev)->ae_dev->caps)
 135
 136#define hnae3_dev_tqp_txrx_indep_supported(hdev) \
 137        test_bit(HNAE3_DEV_SUPPORT_TQP_TXRX_INDEP_B, (hdev)->ae_dev->caps)
 138
 139#define hnae3_dev_hw_pad_supported(hdev) \
 140        test_bit(HNAE3_DEV_SUPPORT_HW_PAD_B, (hdev)->ae_dev->caps)
 141
 142#define hnae3_dev_stash_supported(hdev) \
 143        test_bit(HNAE3_DEV_SUPPORT_STASH_B, (hdev)->ae_dev->caps)
 144
 145#define hnae3_dev_pause_supported(hdev) \
 146        test_bit(HNAE3_DEV_SUPPORT_PAUSE_B, (hdev)->ae_dev->caps)
 147
 148#define hnae3_ae_dev_tqp_txrx_indep_supported(ae_dev) \
 149        test_bit(HNAE3_DEV_SUPPORT_TQP_TXRX_INDEP_B, (ae_dev)->caps)
 150
 151#define hnae3_ae_dev_rxd_adv_layout_supported(ae_dev) \
 152        test_bit(HNAE3_DEV_SUPPORT_RXD_ADV_LAYOUT_B, (ae_dev)->caps)
 153
 154enum HNAE3_PF_CAP_BITS {
 155        HNAE3_PF_SUPPORT_VLAN_FLTR_MDF_B = 0,
 156};
 157#define ring_ptr_move_fw(ring, p) \
 158        ((ring)->p = ((ring)->p + 1) % (ring)->desc_num)
 159#define ring_ptr_move_bw(ring, p) \
 160        ((ring)->p = ((ring)->p - 1 + (ring)->desc_num) % (ring)->desc_num)
 161
 162struct hnae3_handle;
 163
 164struct hnae3_queue {
 165        void __iomem *io_base;
 166        struct hnae3_ae_algo *ae_algo;
 167        struct hnae3_handle *handle;
 168        int tqp_index;          /* index in a handle */
 169        u32 buf_size;           /* size for hnae_desc->addr, preset by AE */
 170        u16 tx_desc_num;        /* total number of tx desc */
 171        u16 rx_desc_num;        /* total number of rx desc */
 172};
 173
 174struct hns3_mac_stats {
 175        u64 tx_pause_cnt;
 176        u64 rx_pause_cnt;
 177};
 178
 179/* hnae3 loop mode */
 180enum hnae3_loop {
 181        HNAE3_LOOP_APP,
 182        HNAE3_LOOP_SERIAL_SERDES,
 183        HNAE3_LOOP_PARALLEL_SERDES,
 184        HNAE3_LOOP_PHY,
 185        HNAE3_LOOP_NONE,
 186};
 187
 188enum hnae3_client_type {
 189        HNAE3_CLIENT_KNIC,
 190        HNAE3_CLIENT_ROCE,
 191};
 192
 193/* mac media type */
 194enum hnae3_media_type {
 195        HNAE3_MEDIA_TYPE_UNKNOWN,
 196        HNAE3_MEDIA_TYPE_FIBER,
 197        HNAE3_MEDIA_TYPE_COPPER,
 198        HNAE3_MEDIA_TYPE_BACKPLANE,
 199        HNAE3_MEDIA_TYPE_NONE,
 200};
 201
 202/* must be consistent with definition in firmware */
 203enum hnae3_module_type {
 204        HNAE3_MODULE_TYPE_UNKNOWN       = 0x00,
 205        HNAE3_MODULE_TYPE_FIBRE_LR      = 0x01,
 206        HNAE3_MODULE_TYPE_FIBRE_SR      = 0x02,
 207        HNAE3_MODULE_TYPE_AOC           = 0x03,
 208        HNAE3_MODULE_TYPE_CR            = 0x04,
 209        HNAE3_MODULE_TYPE_KR            = 0x05,
 210        HNAE3_MODULE_TYPE_TP            = 0x06,
 211};
 212
 213enum hnae3_fec_mode {
 214        HNAE3_FEC_AUTO = 0,
 215        HNAE3_FEC_BASER,
 216        HNAE3_FEC_RS,
 217        HNAE3_FEC_USER_DEF,
 218};
 219
 220enum hnae3_reset_notify_type {
 221        HNAE3_UP_CLIENT,
 222        HNAE3_DOWN_CLIENT,
 223        HNAE3_INIT_CLIENT,
 224        HNAE3_UNINIT_CLIENT,
 225};
 226
 227enum hnae3_hw_error_type {
 228        HNAE3_PPU_POISON_ERROR,
 229        HNAE3_CMDQ_ECC_ERROR,
 230        HNAE3_IMP_RD_POISON_ERROR,
 231        HNAE3_ROCEE_AXI_RESP_ERROR,
 232};
 233
 234enum hnae3_reset_type {
 235        HNAE3_VF_RESET,
 236        HNAE3_VF_FUNC_RESET,
 237        HNAE3_VF_PF_FUNC_RESET,
 238        HNAE3_VF_FULL_RESET,
 239        HNAE3_FLR_RESET,
 240        HNAE3_FUNC_RESET,
 241        HNAE3_GLOBAL_RESET,
 242        HNAE3_IMP_RESET,
 243        HNAE3_NONE_RESET,
 244        HNAE3_MAX_RESET,
 245};
 246
 247enum hnae3_port_base_vlan_state {
 248        HNAE3_PORT_BASE_VLAN_DISABLE,
 249        HNAE3_PORT_BASE_VLAN_ENABLE,
 250        HNAE3_PORT_BASE_VLAN_MODIFY,
 251        HNAE3_PORT_BASE_VLAN_NOCHANGE,
 252};
 253
 254enum hnae3_dbg_cmd {
 255        HNAE3_DBG_CMD_TM_NODES,
 256        HNAE3_DBG_CMD_TM_PRI,
 257        HNAE3_DBG_CMD_TM_QSET,
 258        HNAE3_DBG_CMD_TM_MAP,
 259        HNAE3_DBG_CMD_TM_PG,
 260        HNAE3_DBG_CMD_TM_PORT,
 261        HNAE3_DBG_CMD_TC_SCH_INFO,
 262        HNAE3_DBG_CMD_QOS_PAUSE_CFG,
 263        HNAE3_DBG_CMD_QOS_PRI_MAP,
 264        HNAE3_DBG_CMD_QOS_BUF_CFG,
 265        HNAE3_DBG_CMD_DEV_INFO,
 266        HNAE3_DBG_CMD_TX_BD,
 267        HNAE3_DBG_CMD_RX_BD,
 268        HNAE3_DBG_CMD_MAC_UC,
 269        HNAE3_DBG_CMD_MAC_MC,
 270        HNAE3_DBG_CMD_MNG_TBL,
 271        HNAE3_DBG_CMD_LOOPBACK,
 272        HNAE3_DBG_CMD_PTP_INFO,
 273        HNAE3_DBG_CMD_INTERRUPT_INFO,
 274        HNAE3_DBG_CMD_RESET_INFO,
 275        HNAE3_DBG_CMD_IMP_INFO,
 276        HNAE3_DBG_CMD_NCL_CONFIG,
 277        HNAE3_DBG_CMD_REG_BIOS_COMMON,
 278        HNAE3_DBG_CMD_REG_SSU,
 279        HNAE3_DBG_CMD_REG_IGU_EGU,
 280        HNAE3_DBG_CMD_REG_RPU,
 281        HNAE3_DBG_CMD_REG_NCSI,
 282        HNAE3_DBG_CMD_REG_RTC,
 283        HNAE3_DBG_CMD_REG_PPP,
 284        HNAE3_DBG_CMD_REG_RCB,
 285        HNAE3_DBG_CMD_REG_TQP,
 286        HNAE3_DBG_CMD_REG_MAC,
 287        HNAE3_DBG_CMD_REG_DCB,
 288        HNAE3_DBG_CMD_VLAN_CONFIG,
 289        HNAE3_DBG_CMD_QUEUE_MAP,
 290        HNAE3_DBG_CMD_RX_QUEUE_INFO,
 291        HNAE3_DBG_CMD_TX_QUEUE_INFO,
 292        HNAE3_DBG_CMD_FD_TCAM,
 293        HNAE3_DBG_CMD_FD_COUNTER,
 294        HNAE3_DBG_CMD_MAC_TNL_STATUS,
 295        HNAE3_DBG_CMD_SERV_INFO,
 296        HNAE3_DBG_CMD_UMV_INFO,
 297        HNAE3_DBG_CMD_UNKNOWN,
 298};
 299
 300struct hnae3_vector_info {
 301        u8 __iomem *io_addr;
 302        int vector;
 303};
 304
 305#define HNAE3_RING_TYPE_B 0
 306#define HNAE3_RING_TYPE_TX 0
 307#define HNAE3_RING_TYPE_RX 1
 308#define HNAE3_RING_GL_IDX_S 0
 309#define HNAE3_RING_GL_IDX_M GENMASK(1, 0)
 310#define HNAE3_RING_GL_RX 0
 311#define HNAE3_RING_GL_TX 1
 312
 313#define HNAE3_FW_VERSION_BYTE3_SHIFT    24
 314#define HNAE3_FW_VERSION_BYTE3_MASK     GENMASK(31, 24)
 315#define HNAE3_FW_VERSION_BYTE2_SHIFT    16
 316#define HNAE3_FW_VERSION_BYTE2_MASK     GENMASK(23, 16)
 317#define HNAE3_FW_VERSION_BYTE1_SHIFT    8
 318#define HNAE3_FW_VERSION_BYTE1_MASK     GENMASK(15, 8)
 319#define HNAE3_FW_VERSION_BYTE0_SHIFT    0
 320#define HNAE3_FW_VERSION_BYTE0_MASK     GENMASK(7, 0)
 321
 322struct hnae3_ring_chain_node {
 323        struct hnae3_ring_chain_node *next;
 324        u32 tqp_index;
 325        u32 flag;
 326        u32 int_gl_idx;
 327};
 328
 329#define HNAE3_IS_TX_RING(node) \
 330        (((node)->flag & 1 << HNAE3_RING_TYPE_B) == HNAE3_RING_TYPE_TX)
 331
 332/* device specification info from firmware */
 333struct hnae3_dev_specs {
 334        u32 mac_entry_num; /* number of mac-vlan table entry */
 335        u32 mng_entry_num; /* number of manager table entry */
 336        u32 max_tm_rate;
 337        u16 rss_ind_tbl_size;
 338        u16 rss_key_size;
 339        u16 int_ql_max; /* max value of interrupt coalesce based on INT_QL */
 340        u16 max_int_gl; /* max value of interrupt coalesce based on INT_GL */
 341        u8 max_non_tso_bd_num; /* max BD number of one non-TSO packet */
 342        u16 max_frm_size;
 343        u16 max_qset_num;
 344};
 345
 346struct hnae3_client_ops {
 347        int (*init_instance)(struct hnae3_handle *handle);
 348        void (*uninit_instance)(struct hnae3_handle *handle, bool reset);
 349        void (*link_status_change)(struct hnae3_handle *handle, bool state);
 350        int (*reset_notify)(struct hnae3_handle *handle,
 351                            enum hnae3_reset_notify_type type);
 352        void (*process_hw_error)(struct hnae3_handle *handle,
 353                                 enum hnae3_hw_error_type);
 354};
 355
 356#define HNAE3_CLIENT_NAME_LENGTH 16
 357struct hnae3_client {
 358        char name[HNAE3_CLIENT_NAME_LENGTH];
 359        unsigned long state;
 360        enum hnae3_client_type type;
 361        const struct hnae3_client_ops *ops;
 362        struct list_head node;
 363};
 364
 365#define HNAE3_DEV_CAPS_MAX_NUM  96
 366struct hnae3_ae_dev {
 367        struct pci_dev *pdev;
 368        const struct hnae3_ae_ops *ops;
 369        struct list_head node;
 370        u32 flag;
 371        unsigned long hw_err_reset_req;
 372        struct hnae3_dev_specs dev_specs;
 373        u32 dev_version;
 374        unsigned long caps[BITS_TO_LONGS(HNAE3_DEV_CAPS_MAX_NUM)];
 375        void *priv;
 376};
 377
 378/* This struct defines the operation on the handle.
 379 *
 380 * init_ae_dev(): (mandatory)
 381 *   Get PF configure from pci_dev and initialize PF hardware
 382 * uninit_ae_dev()
 383 *   Disable PF device and release PF resource
 384 * register_client
 385 *   Register client to ae_dev
 386 * unregister_client()
 387 *   Unregister client from ae_dev
 388 * start()
 389 *   Enable the hardware
 390 * stop()
 391 *   Disable the hardware
 392 * start_client()
 393 *   Inform the hclge that client has been started
 394 * stop_client()
 395 *   Inform the hclge that client has been stopped
 396 * get_status()
 397 *   Get the carrier state of the back channel of the handle, 1 for ok, 0 for
 398 *   non-ok
 399 * get_ksettings_an_result()
 400 *   Get negotiation status,speed and duplex
 401 * get_media_type()
 402 *   Get media type of MAC
 403 * check_port_speed()
 404 *   Check target speed whether is supported
 405 * adjust_link()
 406 *   Adjust link status
 407 * set_loopback()
 408 *   Set loopback
 409 * set_promisc_mode
 410 *   Set promisc mode
 411 * request_update_promisc_mode
 412 *   request to hclge(vf) to update promisc mode
 413 * set_mtu()
 414 *   set mtu
 415 * get_pauseparam()
 416 *   get tx and rx of pause frame use
 417 * set_pauseparam()
 418 *   set tx and rx of pause frame use
 419 * set_autoneg()
 420 *   set auto autonegotiation of pause frame use
 421 * get_autoneg()
 422 *   get auto autonegotiation of pause frame use
 423 * restart_autoneg()
 424 *   restart autonegotiation
 425 * halt_autoneg()
 426 *   halt/resume autonegotiation when autonegotiation on
 427 * get_coalesce_usecs()
 428 *   get usecs to delay a TX interrupt after a packet is sent
 429 * get_rx_max_coalesced_frames()
 430 *   get Maximum number of packets to be sent before a TX interrupt.
 431 * set_coalesce_usecs()
 432 *   set usecs to delay a TX interrupt after a packet is sent
 433 * set_coalesce_frames()
 434 *   set Maximum number of packets to be sent before a TX interrupt.
 435 * get_mac_addr()
 436 *   get mac address
 437 * set_mac_addr()
 438 *   set mac address
 439 * add_uc_addr
 440 *   Add unicast addr to mac table
 441 * rm_uc_addr
 442 *   Remove unicast addr from mac table
 443 * set_mc_addr()
 444 *   Set multicast address
 445 * add_mc_addr
 446 *   Add multicast address to mac table
 447 * rm_mc_addr
 448 *   Remove multicast address from mac table
 449 * update_stats()
 450 *   Update Old network device statistics
 451 * get_mac_stats()
 452 *   get mac pause statistics including tx_cnt and rx_cnt
 453 * get_ethtool_stats()
 454 *   Get ethtool network device statistics
 455 * get_strings()
 456 *   Get a set of strings that describe the requested objects
 457 * get_sset_count()
 458 *   Get number of strings that @get_strings will write
 459 * update_led_status()
 460 *   Update the led status
 461 * set_led_id()
 462 *   Set led id
 463 * get_regs()
 464 *   Get regs dump
 465 * get_regs_len()
 466 *   Get the len of the regs dump
 467 * get_rss_key_size()
 468 *   Get rss key size
 469 * get_rss()
 470 *   Get rss table
 471 * set_rss()
 472 *   Set rss table
 473 * get_tc_size()
 474 *   Get tc size of handle
 475 * get_vector()
 476 *   Get vector number and vector information
 477 * put_vector()
 478 *   Put the vector in hdev
 479 * map_ring_to_vector()
 480 *   Map rings to vector
 481 * unmap_ring_from_vector()
 482 *   Unmap rings from vector
 483 * reset_queue()
 484 *   Reset queue
 485 * get_fw_version()
 486 *   Get firmware version
 487 * get_mdix_mode()
 488 *   Get media typr of phy
 489 * enable_vlan_filter()
 490 *   Enable vlan filter
 491 * set_vlan_filter()
 492 *   Set vlan filter config of Ports
 493 * set_vf_vlan_filter()
 494 *   Set vlan filter config of vf
 495 * enable_hw_strip_rxvtag()
 496 *   Enable/disable hardware strip vlan tag of packets received
 497 * set_gro_en
 498 *   Enable/disable HW GRO
 499 * add_arfs_entry
 500 *   Check the 5-tuples of flow, and create flow director rule
 501 * get_vf_config
 502 *   Get the VF configuration setting by the host
 503 * set_vf_link_state
 504 *   Set VF link status
 505 * set_vf_spoofchk
 506 *   Enable/disable spoof check for specified vf
 507 * set_vf_trust
 508 *   Enable/disable trust for specified vf, if the vf being trusted, then
 509 *   it can enable promisc mode
 510 * set_vf_rate
 511 *   Set the max tx rate of specified vf.
 512 * set_vf_mac
 513 *   Configure the default MAC for specified VF
 514 * get_module_eeprom
 515 *   Get the optical module eeprom info.
 516 * add_cls_flower
 517 *   Add clsflower rule
 518 * del_cls_flower
 519 *   Delete clsflower rule
 520 * cls_flower_active
 521 *   Check if any cls flower rule exist
 522 * dbg_read_cmd
 523 *   Execute debugfs read command.
 524 * set_tx_hwts_info
 525 *   Save information for 1588 tx packet
 526 * get_rx_hwts
 527 *   Get 1588 rx hwstamp
 528 * get_ts_info
 529 *   Get phc info
 530 */
 531struct hnae3_ae_ops {
 532        int (*init_ae_dev)(struct hnae3_ae_dev *ae_dev);
 533        void (*uninit_ae_dev)(struct hnae3_ae_dev *ae_dev);
 534        void (*reset_prepare)(struct hnae3_ae_dev *ae_dev,
 535                              enum hnae3_reset_type rst_type);
 536        void (*reset_done)(struct hnae3_ae_dev *ae_dev);
 537        int (*init_client_instance)(struct hnae3_client *client,
 538                                    struct hnae3_ae_dev *ae_dev);
 539        void (*uninit_client_instance)(struct hnae3_client *client,
 540                                       struct hnae3_ae_dev *ae_dev);
 541        int (*start)(struct hnae3_handle *handle);
 542        void (*stop)(struct hnae3_handle *handle);
 543        int (*client_start)(struct hnae3_handle *handle);
 544        void (*client_stop)(struct hnae3_handle *handle);
 545        int (*get_status)(struct hnae3_handle *handle);
 546        void (*get_ksettings_an_result)(struct hnae3_handle *handle,
 547                                        u8 *auto_neg, u32 *speed, u8 *duplex);
 548
 549        int (*cfg_mac_speed_dup_h)(struct hnae3_handle *handle, int speed,
 550                                   u8 duplex);
 551
 552        void (*get_media_type)(struct hnae3_handle *handle, u8 *media_type,
 553                               u8 *module_type);
 554        int (*check_port_speed)(struct hnae3_handle *handle, u32 speed);
 555        void (*get_fec)(struct hnae3_handle *handle, u8 *fec_ability,
 556                        u8 *fec_mode);
 557        int (*set_fec)(struct hnae3_handle *handle, u32 fec_mode);
 558        void (*adjust_link)(struct hnae3_handle *handle, int speed, int duplex);
 559        int (*set_loopback)(struct hnae3_handle *handle,
 560                            enum hnae3_loop loop_mode, bool en);
 561
 562        int (*set_promisc_mode)(struct hnae3_handle *handle, bool en_uc_pmc,
 563                                bool en_mc_pmc);
 564        void (*request_update_promisc_mode)(struct hnae3_handle *handle);
 565        int (*set_mtu)(struct hnae3_handle *handle, int new_mtu);
 566
 567        void (*get_pauseparam)(struct hnae3_handle *handle,
 568                               u32 *auto_neg, u32 *rx_en, u32 *tx_en);
 569        int (*set_pauseparam)(struct hnae3_handle *handle,
 570                              u32 auto_neg, u32 rx_en, u32 tx_en);
 571
 572        int (*set_autoneg)(struct hnae3_handle *handle, bool enable);
 573        int (*get_autoneg)(struct hnae3_handle *handle);
 574        int (*restart_autoneg)(struct hnae3_handle *handle);
 575        int (*halt_autoneg)(struct hnae3_handle *handle, bool halt);
 576
 577        void (*get_coalesce_usecs)(struct hnae3_handle *handle,
 578                                   u32 *tx_usecs, u32 *rx_usecs);
 579        void (*get_rx_max_coalesced_frames)(struct hnae3_handle *handle,
 580                                            u32 *tx_frames, u32 *rx_frames);
 581        int (*set_coalesce_usecs)(struct hnae3_handle *handle, u32 timeout);
 582        int (*set_coalesce_frames)(struct hnae3_handle *handle,
 583                                   u32 coalesce_frames);
 584        void (*get_coalesce_range)(struct hnae3_handle *handle,
 585                                   u32 *tx_frames_low, u32 *rx_frames_low,
 586                                   u32 *tx_frames_high, u32 *rx_frames_high,
 587                                   u32 *tx_usecs_low, u32 *rx_usecs_low,
 588                                   u32 *tx_usecs_high, u32 *rx_usecs_high);
 589
 590        void (*get_mac_addr)(struct hnae3_handle *handle, u8 *p);
 591        int (*set_mac_addr)(struct hnae3_handle *handle, void *p,
 592                            bool is_first);
 593        int (*do_ioctl)(struct hnae3_handle *handle,
 594                        struct ifreq *ifr, int cmd);
 595        int (*add_uc_addr)(struct hnae3_handle *handle,
 596                           const unsigned char *addr);
 597        int (*rm_uc_addr)(struct hnae3_handle *handle,
 598                          const unsigned char *addr);
 599        int (*set_mc_addr)(struct hnae3_handle *handle, void *addr);
 600        int (*add_mc_addr)(struct hnae3_handle *handle,
 601                           const unsigned char *addr);
 602        int (*rm_mc_addr)(struct hnae3_handle *handle,
 603                          const unsigned char *addr);
 604        void (*set_tso_stats)(struct hnae3_handle *handle, int enable);
 605        void (*update_stats)(struct hnae3_handle *handle,
 606                             struct net_device_stats *net_stats);
 607        void (*get_stats)(struct hnae3_handle *handle, u64 *data);
 608        void (*get_mac_stats)(struct hnae3_handle *handle,
 609                              struct hns3_mac_stats *mac_stats);
 610        void (*get_strings)(struct hnae3_handle *handle,
 611                            u32 stringset, u8 *data);
 612        int (*get_sset_count)(struct hnae3_handle *handle, int stringset);
 613
 614        void (*get_regs)(struct hnae3_handle *handle, u32 *version,
 615                         void *data);
 616        int (*get_regs_len)(struct hnae3_handle *handle);
 617
 618        u32 (*get_rss_key_size)(struct hnae3_handle *handle);
 619        int (*get_rss)(struct hnae3_handle *handle, u32 *indir, u8 *key,
 620                       u8 *hfunc);
 621        int (*set_rss)(struct hnae3_handle *handle, const u32 *indir,
 622                       const u8 *key, const u8 hfunc);
 623        int (*set_rss_tuple)(struct hnae3_handle *handle,
 624                             struct ethtool_rxnfc *cmd);
 625        int (*get_rss_tuple)(struct hnae3_handle *handle,
 626                             struct ethtool_rxnfc *cmd);
 627
 628        int (*get_tc_size)(struct hnae3_handle *handle);
 629
 630        int (*get_vector)(struct hnae3_handle *handle, u16 vector_num,
 631                          struct hnae3_vector_info *vector_info);
 632        int (*put_vector)(struct hnae3_handle *handle, int vector_num);
 633        int (*map_ring_to_vector)(struct hnae3_handle *handle,
 634                                  int vector_num,
 635                                  struct hnae3_ring_chain_node *vr_chain);
 636        int (*unmap_ring_from_vector)(struct hnae3_handle *handle,
 637                                      int vector_num,
 638                                      struct hnae3_ring_chain_node *vr_chain);
 639
 640        int (*reset_queue)(struct hnae3_handle *handle);
 641        u32 (*get_fw_version)(struct hnae3_handle *handle);
 642        void (*get_mdix_mode)(struct hnae3_handle *handle,
 643                              u8 *tp_mdix_ctrl, u8 *tp_mdix);
 644
 645        int (*enable_vlan_filter)(struct hnae3_handle *handle, bool enable);
 646        int (*set_vlan_filter)(struct hnae3_handle *handle, __be16 proto,
 647                               u16 vlan_id, bool is_kill);
 648        int (*set_vf_vlan_filter)(struct hnae3_handle *handle, int vfid,
 649                                  u16 vlan, u8 qos, __be16 proto);
 650        int (*enable_hw_strip_rxvtag)(struct hnae3_handle *handle, bool enable);
 651        void (*reset_event)(struct pci_dev *pdev, struct hnae3_handle *handle);
 652        enum hnae3_reset_type (*get_reset_level)(struct hnae3_ae_dev *ae_dev,
 653                                                 unsigned long *addr);
 654        void (*set_default_reset_request)(struct hnae3_ae_dev *ae_dev,
 655                                          enum hnae3_reset_type rst_type);
 656        void (*get_channels)(struct hnae3_handle *handle,
 657                             struct ethtool_channels *ch);
 658        void (*get_tqps_and_rss_info)(struct hnae3_handle *h,
 659                                      u16 *alloc_tqps, u16 *max_rss_size);
 660        int (*set_channels)(struct hnae3_handle *handle, u32 new_tqps_num,
 661                            bool rxfh_configured);
 662        void (*get_flowctrl_adv)(struct hnae3_handle *handle,
 663                                 u32 *flowctrl_adv);
 664        int (*set_led_id)(struct hnae3_handle *handle,
 665                          enum ethtool_phys_id_state status);
 666        void (*get_link_mode)(struct hnae3_handle *handle,
 667                              unsigned long *supported,
 668                              unsigned long *advertising);
 669        int (*add_fd_entry)(struct hnae3_handle *handle,
 670                            struct ethtool_rxnfc *cmd);
 671        int (*del_fd_entry)(struct hnae3_handle *handle,
 672                            struct ethtool_rxnfc *cmd);
 673        int (*get_fd_rule_cnt)(struct hnae3_handle *handle,
 674                               struct ethtool_rxnfc *cmd);
 675        int (*get_fd_rule_info)(struct hnae3_handle *handle,
 676                                struct ethtool_rxnfc *cmd);
 677        int (*get_fd_all_rules)(struct hnae3_handle *handle,
 678                                struct ethtool_rxnfc *cmd, u32 *rule_locs);
 679        void (*enable_fd)(struct hnae3_handle *handle, bool enable);
 680        int (*add_arfs_entry)(struct hnae3_handle *handle, u16 queue_id,
 681                              u16 flow_id, struct flow_keys *fkeys);
 682        int (*dbg_read_cmd)(struct hnae3_handle *handle, enum hnae3_dbg_cmd cmd,
 683                            char *buf, int len);
 684        pci_ers_result_t (*handle_hw_ras_error)(struct hnae3_ae_dev *ae_dev);
 685        bool (*get_hw_reset_stat)(struct hnae3_handle *handle);
 686        bool (*ae_dev_resetting)(struct hnae3_handle *handle);
 687        unsigned long (*ae_dev_reset_cnt)(struct hnae3_handle *handle);
 688        int (*set_gro_en)(struct hnae3_handle *handle, bool enable);
 689        u16 (*get_global_queue_id)(struct hnae3_handle *handle, u16 queue_id);
 690        void (*set_timer_task)(struct hnae3_handle *handle, bool enable);
 691        int (*mac_connect_phy)(struct hnae3_handle *handle);
 692        void (*mac_disconnect_phy)(struct hnae3_handle *handle);
 693        int (*get_vf_config)(struct hnae3_handle *handle, int vf,
 694                             struct ifla_vf_info *ivf);
 695        int (*set_vf_link_state)(struct hnae3_handle *handle, int vf,
 696                                 int link_state);
 697        int (*set_vf_spoofchk)(struct hnae3_handle *handle, int vf,
 698                               bool enable);
 699        int (*set_vf_trust)(struct hnae3_handle *handle, int vf, bool enable);
 700        int (*set_vf_rate)(struct hnae3_handle *handle, int vf,
 701                           int min_tx_rate, int max_tx_rate, bool force);
 702        int (*set_vf_mac)(struct hnae3_handle *handle, int vf, u8 *p);
 703        int (*get_module_eeprom)(struct hnae3_handle *handle, u32 offset,
 704                                 u32 len, u8 *data);
 705        bool (*get_cmdq_stat)(struct hnae3_handle *handle);
 706        int (*add_cls_flower)(struct hnae3_handle *handle,
 707                              struct flow_cls_offload *cls_flower, int tc);
 708        int (*del_cls_flower)(struct hnae3_handle *handle,
 709                              struct flow_cls_offload *cls_flower);
 710        bool (*cls_flower_active)(struct hnae3_handle *handle);
 711        int (*get_phy_link_ksettings)(struct hnae3_handle *handle,
 712                                      struct ethtool_link_ksettings *cmd);
 713        int (*set_phy_link_ksettings)(struct hnae3_handle *handle,
 714                                      const struct ethtool_link_ksettings *cmd);
 715        bool (*set_tx_hwts_info)(struct hnae3_handle *handle,
 716                                 struct sk_buff *skb);
 717        void (*get_rx_hwts)(struct hnae3_handle *handle, struct sk_buff *skb,
 718                            u32 nsec, u32 sec);
 719        int (*get_ts_info)(struct hnae3_handle *handle,
 720                           struct ethtool_ts_info *info);
 721        int (*get_link_diagnosis_info)(struct hnae3_handle *handle,
 722                                       u32 *status_code);
 723};
 724
 725struct hnae3_dcb_ops {
 726        /* IEEE 802.1Qaz std */
 727        int (*ieee_getets)(struct hnae3_handle *, struct ieee_ets *);
 728        int (*ieee_setets)(struct hnae3_handle *, struct ieee_ets *);
 729        int (*ieee_getpfc)(struct hnae3_handle *, struct ieee_pfc *);
 730        int (*ieee_setpfc)(struct hnae3_handle *, struct ieee_pfc *);
 731
 732        /* DCBX configuration */
 733        u8   (*getdcbx)(struct hnae3_handle *);
 734        u8   (*setdcbx)(struct hnae3_handle *, u8);
 735
 736        int (*setup_tc)(struct hnae3_handle *handle,
 737                        struct tc_mqprio_qopt_offload *mqprio_qopt);
 738};
 739
 740struct hnae3_ae_algo {
 741        const struct hnae3_ae_ops *ops;
 742        struct list_head node;
 743        const struct pci_device_id *pdev_id_table;
 744};
 745
 746#define HNAE3_INT_NAME_LEN        32
 747#define HNAE3_ITR_COUNTDOWN_START 100
 748
 749#define HNAE3_MAX_TC            8
 750#define HNAE3_MAX_USER_PRIO     8
 751struct hnae3_tc_info {
 752        u8 prio_tc[HNAE3_MAX_USER_PRIO]; /* TC indexed by prio */
 753        u16 tqp_count[HNAE3_MAX_TC];
 754        u16 tqp_offset[HNAE3_MAX_TC];
 755        u8 num_tc; /* Total number of enabled TCs */
 756        bool mqprio_active;
 757};
 758
 759struct hnae3_knic_private_info {
 760        struct net_device *netdev; /* Set by KNIC client when init instance */
 761        u16 rss_size;              /* Allocated RSS queues */
 762        u16 req_rss_size;
 763        u16 rx_buf_len;
 764        u16 num_tx_desc;
 765        u16 num_rx_desc;
 766        u32 tx_spare_buf_size;
 767
 768        struct hnae3_tc_info tc_info;
 769
 770        u16 num_tqps;             /* total number of TQPs in this handle */
 771        struct hnae3_queue **tqp;  /* array base of all TQPs in this instance */
 772        const struct hnae3_dcb_ops *dcb_ops;
 773
 774        u16 int_rl_setting;
 775        enum pkt_hash_types rss_type;
 776        void __iomem *io_base;
 777};
 778
 779struct hnae3_roce_private_info {
 780        struct net_device *netdev;
 781        void __iomem *roce_io_base;
 782        void __iomem *roce_mem_base;
 783        int base_vector;
 784        int num_vectors;
 785
 786        /* The below attributes defined for RoCE client, hnae3 gives
 787         * initial values to them, and RoCE client can modify and use
 788         * them.
 789         */
 790        unsigned long reset_state;
 791        unsigned long instance_state;
 792        unsigned long state;
 793};
 794
 795#define HNAE3_SUPPORT_APP_LOOPBACK    BIT(0)
 796#define HNAE3_SUPPORT_PHY_LOOPBACK    BIT(1)
 797#define HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK    BIT(2)
 798#define HNAE3_SUPPORT_VF              BIT(3)
 799#define HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK  BIT(4)
 800
 801#define HNAE3_USER_UPE          BIT(0)  /* unicast promisc enabled by user */
 802#define HNAE3_USER_MPE          BIT(1)  /* mulitcast promisc enabled by user */
 803#define HNAE3_BPE               BIT(2)  /* broadcast promisc enable */
 804#define HNAE3_OVERFLOW_UPE      BIT(3)  /* unicast mac vlan overflow */
 805#define HNAE3_OVERFLOW_MPE      BIT(4)  /* multicast mac vlan overflow */
 806#define HNAE3_UPE               (HNAE3_USER_UPE | HNAE3_OVERFLOW_UPE)
 807#define HNAE3_MPE               (HNAE3_USER_MPE | HNAE3_OVERFLOW_MPE)
 808
 809enum hnae3_pflag {
 810        HNAE3_PFLAG_LIMIT_PROMISC,
 811        HNAE3_PFLAG_MAX
 812};
 813
 814struct hnae3_handle {
 815        struct hnae3_client *client;
 816        struct pci_dev *pdev;
 817        void *priv;
 818        struct hnae3_ae_algo *ae_algo;  /* the class who provides this handle */
 819        u64 flags; /* Indicate the capabilities for this handle */
 820
 821        union {
 822                struct net_device *netdev; /* first member */
 823                struct hnae3_knic_private_info kinfo;
 824                struct hnae3_roce_private_info rinfo;
 825        };
 826
 827        u32 numa_node_mask;     /* for multi-chip support */
 828
 829        enum hnae3_port_base_vlan_state port_base_vlan_state;
 830
 831        u8 netdev_flags;
 832        struct dentry *hnae3_dbgfs;
 833
 834        /* Network interface message level enabled bits */
 835        u32 msg_enable;
 836
 837        unsigned long supported_pflags;
 838        unsigned long priv_flags;
 839};
 840
 841#define hnae3_set_field(origin, mask, shift, val) \
 842        do { \
 843                (origin) &= (~(mask)); \
 844                (origin) |= ((val) << (shift)) & (mask); \
 845        } while (0)
 846#define hnae3_get_field(origin, mask, shift) (((origin) & (mask)) >> (shift))
 847
 848#define hnae3_set_bit(origin, shift, val) \
 849        hnae3_set_field(origin, 0x1 << (shift), shift, val)
 850#define hnae3_get_bit(origin, shift) \
 851        hnae3_get_field(origin, 0x1 << (shift), shift)
 852
 853int hnae3_register_ae_dev(struct hnae3_ae_dev *ae_dev);
 854void hnae3_unregister_ae_dev(struct hnae3_ae_dev *ae_dev);
 855
 856void hnae3_unregister_ae_algo_prepare(struct hnae3_ae_algo *ae_algo);
 857void hnae3_unregister_ae_algo(struct hnae3_ae_algo *ae_algo);
 858void hnae3_register_ae_algo(struct hnae3_ae_algo *ae_algo);
 859
 860void hnae3_unregister_client(struct hnae3_client *client);
 861int hnae3_register_client(struct hnae3_client *client);
 862
 863void hnae3_set_client_init_flag(struct hnae3_client *client,
 864                                struct hnae3_ae_dev *ae_dev,
 865                                unsigned int inited);
 866#endif
 867