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/module.h> 29 #include <linux/netdevice.h> 30 #include <linux/pci.h> 31 #include <linux/types.h> 32 33 #define HNAE3_MOD_VERSION "1.0" 34 35 /* Device IDs */ 36 #define HNAE3_DEV_ID_GE 0xA220 37 #define HNAE3_DEV_ID_25GE 0xA221 38 #define HNAE3_DEV_ID_25GE_RDMA 0xA222 39 #define HNAE3_DEV_ID_25GE_RDMA_MACSEC 0xA223 40 #define HNAE3_DEV_ID_50GE_RDMA 0xA224 41 #define HNAE3_DEV_ID_50GE_RDMA_MACSEC 0xA225 42 #define HNAE3_DEV_ID_100G_RDMA_MACSEC 0xA226 43 #define HNAE3_DEV_ID_100G_VF 0xA22E 44 #define HNAE3_DEV_ID_100G_RDMA_DCB_PFC_VF 0xA22F 45 46 #define HNAE3_CLASS_NAME_SIZE 16 47 48 #define HNAE3_DEV_INITED_B 0x0 49 #define HNAE3_DEV_SUPPORT_ROCE_B 0x1 50 #define HNAE3_DEV_SUPPORT_DCB_B 0x2 51 #define HNAE3_KNIC_CLIENT_INITED_B 0x3 52 #define HNAE3_UNIC_CLIENT_INITED_B 0x4 53 #define HNAE3_ROCE_CLIENT_INITED_B 0x5 54 #define HNAE3_DEV_SUPPORT_FD_B 0x6 55 #define HNAE3_DEV_SUPPORT_GRO_B 0x7 56 57 #define HNAE3_DEV_SUPPORT_ROCE_DCB_BITS (BIT(HNAE3_DEV_SUPPORT_DCB_B) |\ 58 BIT(HNAE3_DEV_SUPPORT_ROCE_B)) 59 60 #define hnae3_dev_roce_supported(hdev) \ 61 hnae3_get_bit((hdev)->ae_dev->flag, HNAE3_DEV_SUPPORT_ROCE_B) 62 63 #define hnae3_dev_dcb_supported(hdev) \ 64 hnae3_get_bit((hdev)->ae_dev->flag, HNAE3_DEV_SUPPORT_DCB_B) 65 66 #define hnae3_dev_fd_supported(hdev) \ 67 hnae3_get_bit((hdev)->ae_dev->flag, HNAE3_DEV_SUPPORT_FD_B) 68 69 #define hnae3_dev_gro_supported(hdev) \ 70 hnae3_get_bit((hdev)->ae_dev->flag, HNAE3_DEV_SUPPORT_GRO_B) 71 72 #define ring_ptr_move_fw(ring, p) \ 73 ((ring)->p = ((ring)->p + 1) % (ring)->desc_num) 74 #define ring_ptr_move_bw(ring, p) \ 75 ((ring)->p = ((ring)->p - 1 + (ring)->desc_num) % (ring)->desc_num) 76 77 enum hns_desc_type { 78 DESC_TYPE_SKB, 79 DESC_TYPE_PAGE, 80 }; 81 82 struct hnae3_handle; 83 84 struct hnae3_queue { 85 void __iomem *io_base; 86 struct hnae3_ae_algo *ae_algo; 87 struct hnae3_handle *handle; 88 int tqp_index; /* index in a handle */ 89 u32 buf_size; /* size for hnae_desc->addr, preset by AE */ 90 u16 tx_desc_num;/* total number of tx desc */ 91 u16 rx_desc_num;/* total number of rx desc */ 92 }; 93 94 struct hns3_mac_stats { 95 u64 tx_pause_cnt; 96 u64 rx_pause_cnt; 97 }; 98 99 /*hnae3 loop mode*/ 100 enum hnae3_loop { 101 HNAE3_LOOP_APP, 102 HNAE3_LOOP_SERIAL_SERDES, 103 HNAE3_LOOP_PARALLEL_SERDES, 104 HNAE3_LOOP_PHY, 105 HNAE3_LOOP_NONE, 106 }; 107 108 enum hnae3_client_type { 109 HNAE3_CLIENT_KNIC, 110 HNAE3_CLIENT_ROCE, 111 }; 112 113 /* mac media type */ 114 enum hnae3_media_type { 115 HNAE3_MEDIA_TYPE_UNKNOWN, 116 HNAE3_MEDIA_TYPE_FIBER, 117 HNAE3_MEDIA_TYPE_COPPER, 118 HNAE3_MEDIA_TYPE_BACKPLANE, 119 HNAE3_MEDIA_TYPE_NONE, 120 }; 121 122 /* must be consistent with definition in firmware */ 123 enum hnae3_module_type { 124 HNAE3_MODULE_TYPE_UNKNOWN = 0x00, 125 HNAE3_MODULE_TYPE_FIBRE_LR = 0x01, 126 HNAE3_MODULE_TYPE_FIBRE_SR = 0x02, 127 HNAE3_MODULE_TYPE_AOC = 0x03, 128 HNAE3_MODULE_TYPE_CR = 0x04, 129 HNAE3_MODULE_TYPE_KR = 0x05, 130 HNAE3_MODULE_TYPE_TP = 0x06, 131 132 }; 133 134 enum hnae3_fec_mode { 135 HNAE3_FEC_AUTO = 0, 136 HNAE3_FEC_BASER, 137 HNAE3_FEC_RS, 138 HNAE3_FEC_USER_DEF, 139 }; 140 141 enum hnae3_reset_notify_type { 142 HNAE3_UP_CLIENT, 143 HNAE3_DOWN_CLIENT, 144 HNAE3_INIT_CLIENT, 145 HNAE3_UNINIT_CLIENT, 146 HNAE3_RESTORE_CLIENT, 147 }; 148 149 enum hnae3_reset_type { 150 HNAE3_VF_RESET, 151 HNAE3_VF_FUNC_RESET, 152 HNAE3_VF_PF_FUNC_RESET, 153 HNAE3_VF_FULL_RESET, 154 HNAE3_FLR_RESET, 155 HNAE3_FUNC_RESET, 156 HNAE3_GLOBAL_RESET, 157 HNAE3_IMP_RESET, 158 HNAE3_UNKNOWN_RESET, 159 HNAE3_NONE_RESET, 160 }; 161 162 enum hnae3_flr_state { 163 HNAE3_FLR_DOWN, 164 HNAE3_FLR_DONE, 165 }; 166 167 enum hnae3_port_base_vlan_state { 168 HNAE3_PORT_BASE_VLAN_DISABLE, 169 HNAE3_PORT_BASE_VLAN_ENABLE, 170 HNAE3_PORT_BASE_VLAN_MODIFY, 171 HNAE3_PORT_BASE_VLAN_NOCHANGE, 172 }; 173 174 struct hnae3_vector_info { 175 u8 __iomem *io_addr; 176 int vector; 177 }; 178 179 #define HNAE3_RING_TYPE_B 0 180 #define HNAE3_RING_TYPE_TX 0 181 #define HNAE3_RING_TYPE_RX 1 182 #define HNAE3_RING_GL_IDX_S 0 183 #define HNAE3_RING_GL_IDX_M GENMASK(1, 0) 184 #define HNAE3_RING_GL_RX 0 185 #define HNAE3_RING_GL_TX 1 186 187 #define HNAE3_FW_VERSION_BYTE3_SHIFT 24 188 #define HNAE3_FW_VERSION_BYTE3_MASK GENMASK(31, 24) 189 #define HNAE3_FW_VERSION_BYTE2_SHIFT 16 190 #define HNAE3_FW_VERSION_BYTE2_MASK GENMASK(23, 16) 191 #define HNAE3_FW_VERSION_BYTE1_SHIFT 8 192 #define HNAE3_FW_VERSION_BYTE1_MASK GENMASK(15, 8) 193 #define HNAE3_FW_VERSION_BYTE0_SHIFT 0 194 #define HNAE3_FW_VERSION_BYTE0_MASK GENMASK(7, 0) 195 196 struct hnae3_ring_chain_node { 197 struct hnae3_ring_chain_node *next; 198 u32 tqp_index; 199 u32 flag; 200 u32 int_gl_idx; 201 }; 202 203 #define HNAE3_IS_TX_RING(node) \ 204 (((node)->flag & (1 << HNAE3_RING_TYPE_B)) == HNAE3_RING_TYPE_TX) 205 206 struct hnae3_client_ops { 207 int (*init_instance)(struct hnae3_handle *handle); 208 void (*uninit_instance)(struct hnae3_handle *handle, bool reset); 209 void (*link_status_change)(struct hnae3_handle *handle, bool state); 210 int (*setup_tc)(struct hnae3_handle *handle, u8 tc); 211 int (*reset_notify)(struct hnae3_handle *handle, 212 enum hnae3_reset_notify_type type); 213 enum hnae3_reset_type (*process_hw_error)(struct hnae3_handle *handle); 214 }; 215 216 #define HNAE3_CLIENT_NAME_LENGTH 16 217 struct hnae3_client { 218 char name[HNAE3_CLIENT_NAME_LENGTH]; 219 unsigned long state; 220 enum hnae3_client_type type; 221 const struct hnae3_client_ops *ops; 222 struct list_head node; 223 }; 224 225 struct hnae3_ae_dev { 226 struct pci_dev *pdev; 227 const struct hnae3_ae_ops *ops; 228 struct list_head node; 229 u32 flag; 230 unsigned long hw_err_reset_req; 231 enum hnae3_reset_type reset_type; 232 void *priv; 233 }; 234 235 /* This struct defines the operation on the handle. 236 * 237 * init_ae_dev(): (mandatory) 238 * Get PF configure from pci_dev and initialize PF hardware 239 * uninit_ae_dev() 240 * Disable PF device and release PF resource 241 * register_client 242 * Register client to ae_dev 243 * unregister_client() 244 * Unregister client from ae_dev 245 * start() 246 * Enable the hardware 247 * stop() 248 * Disable the hardware 249 * start_client() 250 * Inform the hclge that client has been started 251 * stop_client() 252 * Inform the hclge that client has been stopped 253 * get_status() 254 * Get the carrier state of the back channel of the handle, 1 for ok, 0 for 255 * non-ok 256 * get_ksettings_an_result() 257 * Get negotiation status,speed and duplex 258 * get_media_type() 259 * Get media type of MAC 260 * check_port_speed() 261 * Check target speed whether is supported 262 * adjust_link() 263 * Adjust link status 264 * set_loopback() 265 * Set loopback 266 * set_promisc_mode 267 * Set promisc mode 268 * set_mtu() 269 * set mtu 270 * get_pauseparam() 271 * get tx and rx of pause frame use 272 * set_pauseparam() 273 * set tx and rx of pause frame use 274 * set_autoneg() 275 * set auto autonegotiation of pause frame use 276 * get_autoneg() 277 * get auto autonegotiation of pause frame use 278 * restart_autoneg() 279 * restart autonegotiation 280 * halt_autoneg() 281 * halt/resume autonegotiation when autonegotiation on 282 * get_coalesce_usecs() 283 * get usecs to delay a TX interrupt after a packet is sent 284 * get_rx_max_coalesced_frames() 285 * get Maximum number of packets to be sent before a TX interrupt. 286 * set_coalesce_usecs() 287 * set usecs to delay a TX interrupt after a packet is sent 288 * set_coalesce_frames() 289 * set Maximum number of packets to be sent before a TX interrupt. 290 * get_mac_addr() 291 * get mac address 292 * set_mac_addr() 293 * set mac address 294 * add_uc_addr 295 * Add unicast addr to mac table 296 * rm_uc_addr 297 * Remove unicast addr from mac table 298 * set_mc_addr() 299 * Set multicast address 300 * add_mc_addr 301 * Add multicast address to mac table 302 * rm_mc_addr 303 * Remove multicast address from mac table 304 * update_stats() 305 * Update Old network device statistics 306 * get_mac_stats() 307 * get mac pause statistics including tx_cnt and rx_cnt 308 * get_ethtool_stats() 309 * Get ethtool network device statistics 310 * get_strings() 311 * Get a set of strings that describe the requested objects 312 * get_sset_count() 313 * Get number of strings that @get_strings will write 314 * update_led_status() 315 * Update the led status 316 * set_led_id() 317 * Set led id 318 * get_regs() 319 * Get regs dump 320 * get_regs_len() 321 * Get the len of the regs dump 322 * get_rss_key_size() 323 * Get rss key size 324 * get_rss_indir_size() 325 * Get rss indirection table size 326 * get_rss() 327 * Get rss table 328 * set_rss() 329 * Set rss table 330 * get_tc_size() 331 * Get tc size of handle 332 * get_vector() 333 * Get vector number and vector information 334 * put_vector() 335 * Put the vector in hdev 336 * map_ring_to_vector() 337 * Map rings to vector 338 * unmap_ring_from_vector() 339 * Unmap rings from vector 340 * reset_queue() 341 * Reset queue 342 * get_fw_version() 343 * Get firmware version 344 * get_mdix_mode() 345 * Get media typr of phy 346 * enable_vlan_filter() 347 * Enable vlan filter 348 * set_vlan_filter() 349 * Set vlan filter config of Ports 350 * set_vf_vlan_filter() 351 * Set vlan filter config of vf 352 * restore_vlan_table() 353 * Restore vlan filter entries after reset 354 * enable_hw_strip_rxvtag() 355 * Enable/disable hardware strip vlan tag of packets received 356 * set_gro_en 357 * Enable/disable HW GRO 358 * add_arfs_entry 359 * Check the 5-tuples of flow, and create flow director rule 360 */ 361 struct hnae3_ae_ops { 362 int (*init_ae_dev)(struct hnae3_ae_dev *ae_dev); 363 void (*uninit_ae_dev)(struct hnae3_ae_dev *ae_dev); 364 void (*flr_prepare)(struct hnae3_ae_dev *ae_dev); 365 void (*flr_done)(struct hnae3_ae_dev *ae_dev); 366 int (*init_client_instance)(struct hnae3_client *client, 367 struct hnae3_ae_dev *ae_dev); 368 void (*uninit_client_instance)(struct hnae3_client *client, 369 struct hnae3_ae_dev *ae_dev); 370 int (*start)(struct hnae3_handle *handle); 371 void (*stop)(struct hnae3_handle *handle); 372 int (*client_start)(struct hnae3_handle *handle); 373 void (*client_stop)(struct hnae3_handle *handle); 374 int (*get_status)(struct hnae3_handle *handle); 375 void (*get_ksettings_an_result)(struct hnae3_handle *handle, 376 u8 *auto_neg, u32 *speed, u8 *duplex); 377 378 int (*cfg_mac_speed_dup_h)(struct hnae3_handle *handle, int speed, 379 u8 duplex); 380 381 void (*get_media_type)(struct hnae3_handle *handle, u8 *media_type, 382 u8 *module_type); 383 int (*check_port_speed)(struct hnae3_handle *handle, u32 speed); 384 void (*get_fec)(struct hnae3_handle *handle, u8 *fec_ability, 385 u8 *fec_mode); 386 int (*set_fec)(struct hnae3_handle *handle, u32 fec_mode); 387 void (*adjust_link)(struct hnae3_handle *handle, int speed, int duplex); 388 int (*set_loopback)(struct hnae3_handle *handle, 389 enum hnae3_loop loop_mode, bool en); 390 391 int (*set_promisc_mode)(struct hnae3_handle *handle, bool en_uc_pmc, 392 bool en_mc_pmc); 393 int (*set_mtu)(struct hnae3_handle *handle, int new_mtu); 394 395 void (*get_pauseparam)(struct hnae3_handle *handle, 396 u32 *auto_neg, u32 *rx_en, u32 *tx_en); 397 int (*set_pauseparam)(struct hnae3_handle *handle, 398 u32 auto_neg, u32 rx_en, u32 tx_en); 399 400 int (*set_autoneg)(struct hnae3_handle *handle, bool enable); 401 int (*get_autoneg)(struct hnae3_handle *handle); 402 int (*restart_autoneg)(struct hnae3_handle *handle); 403 int (*halt_autoneg)(struct hnae3_handle *handle, bool halt); 404 405 void (*get_coalesce_usecs)(struct hnae3_handle *handle, 406 u32 *tx_usecs, u32 *rx_usecs); 407 void (*get_rx_max_coalesced_frames)(struct hnae3_handle *handle, 408 u32 *tx_frames, u32 *rx_frames); 409 int (*set_coalesce_usecs)(struct hnae3_handle *handle, u32 timeout); 410 int (*set_coalesce_frames)(struct hnae3_handle *handle, 411 u32 coalesce_frames); 412 void (*get_coalesce_range)(struct hnae3_handle *handle, 413 u32 *tx_frames_low, u32 *rx_frames_low, 414 u32 *tx_frames_high, u32 *rx_frames_high, 415 u32 *tx_usecs_low, u32 *rx_usecs_low, 416 u32 *tx_usecs_high, u32 *rx_usecs_high); 417 418 void (*get_mac_addr)(struct hnae3_handle *handle, u8 *p); 419 int (*set_mac_addr)(struct hnae3_handle *handle, void *p, 420 bool is_first); 421 int (*do_ioctl)(struct hnae3_handle *handle, 422 struct ifreq *ifr, int cmd); 423 int (*add_uc_addr)(struct hnae3_handle *handle, 424 const unsigned char *addr); 425 int (*rm_uc_addr)(struct hnae3_handle *handle, 426 const unsigned char *addr); 427 int (*set_mc_addr)(struct hnae3_handle *handle, void *addr); 428 int (*add_mc_addr)(struct hnae3_handle *handle, 429 const unsigned char *addr); 430 int (*rm_mc_addr)(struct hnae3_handle *handle, 431 const unsigned char *addr); 432 void (*set_tso_stats)(struct hnae3_handle *handle, int enable); 433 void (*update_stats)(struct hnae3_handle *handle, 434 struct net_device_stats *net_stats); 435 void (*get_stats)(struct hnae3_handle *handle, u64 *data); 436 void (*get_mac_stats)(struct hnae3_handle *handle, 437 struct hns3_mac_stats *mac_stats); 438 void (*get_strings)(struct hnae3_handle *handle, 439 u32 stringset, u8 *data); 440 int (*get_sset_count)(struct hnae3_handle *handle, int stringset); 441 442 void (*get_regs)(struct hnae3_handle *handle, u32 *version, 443 void *data); 444 int (*get_regs_len)(struct hnae3_handle *handle); 445 446 u32 (*get_rss_key_size)(struct hnae3_handle *handle); 447 u32 (*get_rss_indir_size)(struct hnae3_handle *handle); 448 int (*get_rss)(struct hnae3_handle *handle, u32 *indir, u8 *key, 449 u8 *hfunc); 450 int (*set_rss)(struct hnae3_handle *handle, const u32 *indir, 451 const u8 *key, const u8 hfunc); 452 int (*set_rss_tuple)(struct hnae3_handle *handle, 453 struct ethtool_rxnfc *cmd); 454 int (*get_rss_tuple)(struct hnae3_handle *handle, 455 struct ethtool_rxnfc *cmd); 456 457 int (*get_tc_size)(struct hnae3_handle *handle); 458 459 int (*get_vector)(struct hnae3_handle *handle, u16 vector_num, 460 struct hnae3_vector_info *vector_info); 461 int (*put_vector)(struct hnae3_handle *handle, int vector_num); 462 int (*map_ring_to_vector)(struct hnae3_handle *handle, 463 int vector_num, 464 struct hnae3_ring_chain_node *vr_chain); 465 int (*unmap_ring_from_vector)(struct hnae3_handle *handle, 466 int vector_num, 467 struct hnae3_ring_chain_node *vr_chain); 468 469 int (*reset_queue)(struct hnae3_handle *handle, u16 queue_id); 470 u32 (*get_fw_version)(struct hnae3_handle *handle); 471 void (*get_mdix_mode)(struct hnae3_handle *handle, 472 u8 *tp_mdix_ctrl, u8 *tp_mdix); 473 474 void (*enable_vlan_filter)(struct hnae3_handle *handle, bool enable); 475 int (*set_vlan_filter)(struct hnae3_handle *handle, __be16 proto, 476 u16 vlan_id, bool is_kill); 477 int (*set_vf_vlan_filter)(struct hnae3_handle *handle, int vfid, 478 u16 vlan, u8 qos, __be16 proto); 479 int (*enable_hw_strip_rxvtag)(struct hnae3_handle *handle, bool enable); 480 void (*reset_event)(struct pci_dev *pdev, struct hnae3_handle *handle); 481 enum hnae3_reset_type (*get_reset_level)(struct hnae3_ae_dev *ae_dev, 482 unsigned long *addr); 483 void (*set_default_reset_request)(struct hnae3_ae_dev *ae_dev, 484 enum hnae3_reset_type rst_type); 485 void (*get_channels)(struct hnae3_handle *handle, 486 struct ethtool_channels *ch); 487 void (*get_tqps_and_rss_info)(struct hnae3_handle *h, 488 u16 *alloc_tqps, u16 *max_rss_size); 489 int (*set_channels)(struct hnae3_handle *handle, u32 new_tqps_num, 490 bool rxfh_configured); 491 void (*get_flowctrl_adv)(struct hnae3_handle *handle, 492 u32 *flowctrl_adv); 493 int (*set_led_id)(struct hnae3_handle *handle, 494 enum ethtool_phys_id_state status); 495 void (*get_link_mode)(struct hnae3_handle *handle, 496 unsigned long *supported, 497 unsigned long *advertising); 498 int (*add_fd_entry)(struct hnae3_handle *handle, 499 struct ethtool_rxnfc *cmd); 500 int (*del_fd_entry)(struct hnae3_handle *handle, 501 struct ethtool_rxnfc *cmd); 502 void (*del_all_fd_entries)(struct hnae3_handle *handle, 503 bool clear_list); 504 int (*get_fd_rule_cnt)(struct hnae3_handle *handle, 505 struct ethtool_rxnfc *cmd); 506 int (*get_fd_rule_info)(struct hnae3_handle *handle, 507 struct ethtool_rxnfc *cmd); 508 int (*get_fd_all_rules)(struct hnae3_handle *handle, 509 struct ethtool_rxnfc *cmd, u32 *rule_locs); 510 int (*restore_fd_rules)(struct hnae3_handle *handle); 511 void (*enable_fd)(struct hnae3_handle *handle, bool enable); 512 int (*add_arfs_entry)(struct hnae3_handle *handle, u16 queue_id, 513 u16 flow_id, struct flow_keys *fkeys); 514 int (*dbg_run_cmd)(struct hnae3_handle *handle, const char *cmd_buf); 515 pci_ers_result_t (*handle_hw_ras_error)(struct hnae3_ae_dev *ae_dev); 516 bool (*get_hw_reset_stat)(struct hnae3_handle *handle); 517 bool (*ae_dev_resetting)(struct hnae3_handle *handle); 518 unsigned long (*ae_dev_reset_cnt)(struct hnae3_handle *handle); 519 int (*set_gro_en)(struct hnae3_handle *handle, bool enable); 520 u16 (*get_global_queue_id)(struct hnae3_handle *handle, u16 queue_id); 521 void (*set_timer_task)(struct hnae3_handle *handle, bool enable); 522 int (*mac_connect_phy)(struct hnae3_handle *handle); 523 void (*mac_disconnect_phy)(struct hnae3_handle *handle); 524 void (*restore_vlan_table)(struct hnae3_handle *handle); 525 }; 526 527 struct hnae3_dcb_ops { 528 /* IEEE 802.1Qaz std */ 529 int (*ieee_getets)(struct hnae3_handle *, struct ieee_ets *); 530 int (*ieee_setets)(struct hnae3_handle *, struct ieee_ets *); 531 int (*ieee_getpfc)(struct hnae3_handle *, struct ieee_pfc *); 532 int (*ieee_setpfc)(struct hnae3_handle *, struct ieee_pfc *); 533 534 /* DCBX configuration */ 535 u8 (*getdcbx)(struct hnae3_handle *); 536 u8 (*setdcbx)(struct hnae3_handle *, u8); 537 538 int (*setup_tc)(struct hnae3_handle *, u8, u8 *); 539 }; 540 541 struct hnae3_ae_algo { 542 const struct hnae3_ae_ops *ops; 543 struct list_head node; 544 const struct pci_device_id *pdev_id_table; 545 }; 546 547 #define HNAE3_INT_NAME_LEN (IFNAMSIZ + 16) 548 #define HNAE3_ITR_COUNTDOWN_START 100 549 550 struct hnae3_tc_info { 551 u16 tqp_offset; /* TQP offset from base TQP */ 552 u16 tqp_count; /* Total TQPs */ 553 u8 tc; /* TC index */ 554 bool enable; /* If this TC is enable or not */ 555 }; 556 557 #define HNAE3_MAX_TC 8 558 #define HNAE3_MAX_USER_PRIO 8 559 struct hnae3_knic_private_info { 560 struct net_device *netdev; /* Set by KNIC client when init instance */ 561 u16 rss_size; /* Allocated RSS queues */ 562 u16 req_rss_size; 563 u16 rx_buf_len; 564 u16 num_tx_desc; 565 u16 num_rx_desc; 566 567 u8 num_tc; /* Total number of enabled TCs */ 568 u8 prio_tc[HNAE3_MAX_USER_PRIO]; /* TC indexed by prio */ 569 struct hnae3_tc_info tc_info[HNAE3_MAX_TC]; /* Idx of array is HW TC */ 570 571 u16 num_tqps; /* total number of TQPs in this handle */ 572 struct hnae3_queue **tqp; /* array base of all TQPs in this instance */ 573 const struct hnae3_dcb_ops *dcb_ops; 574 575 u16 int_rl_setting; 576 enum pkt_hash_types rss_type; 577 }; 578 579 struct hnae3_roce_private_info { 580 struct net_device *netdev; 581 void __iomem *roce_io_base; 582 int base_vector; 583 int num_vectors; 584 585 /* The below attributes defined for RoCE client, hnae3 gives 586 * initial values to them, and RoCE client can modify and use 587 * them. 588 */ 589 unsigned long reset_state; 590 unsigned long instance_state; 591 unsigned long state; 592 }; 593 594 struct hnae3_unic_private_info { 595 struct net_device *netdev; 596 u16 rx_buf_len; 597 u16 num_tx_desc; 598 u16 num_rx_desc; 599 600 u16 num_tqps; /* total number of tqps in this handle */ 601 struct hnae3_queue **tqp; /* array base of all TQPs of this instance */ 602 }; 603 604 #define HNAE3_SUPPORT_APP_LOOPBACK BIT(0) 605 #define HNAE3_SUPPORT_PHY_LOOPBACK BIT(1) 606 #define HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK BIT(2) 607 #define HNAE3_SUPPORT_VF BIT(3) 608 #define HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK BIT(4) 609 610 #define HNAE3_USER_UPE BIT(0) /* unicast promisc enabled by user */ 611 #define HNAE3_USER_MPE BIT(1) /* mulitcast promisc enabled by user */ 612 #define HNAE3_BPE BIT(2) /* broadcast promisc enable */ 613 #define HNAE3_OVERFLOW_UPE BIT(3) /* unicast mac vlan overflow */ 614 #define HNAE3_OVERFLOW_MPE BIT(4) /* multicast mac vlan overflow */ 615 #define HNAE3_VLAN_FLTR BIT(5) /* enable vlan filter */ 616 #define HNAE3_UPE (HNAE3_USER_UPE | HNAE3_OVERFLOW_UPE) 617 #define HNAE3_MPE (HNAE3_USER_MPE | HNAE3_OVERFLOW_MPE) 618 619 struct hnae3_handle { 620 struct hnae3_client *client; 621 struct pci_dev *pdev; 622 void *priv; 623 struct hnae3_ae_algo *ae_algo; /* the class who provides this handle */ 624 u64 flags; /* Indicate the capabilities for this handle*/ 625 626 union { 627 struct net_device *netdev; /* first member */ 628 struct hnae3_knic_private_info kinfo; 629 struct hnae3_unic_private_info uinfo; 630 struct hnae3_roce_private_info rinfo; 631 }; 632 633 u32 numa_node_mask; /* for multi-chip support */ 634 635 enum hnae3_port_base_vlan_state port_base_vlan_state; 636 637 u8 netdev_flags; 638 struct dentry *hnae3_dbgfs; 639 640 /* Network interface message level enabled bits */ 641 u32 msg_enable; 642 }; 643 644 #define hnae3_set_field(origin, mask, shift, val) \ 645 do { \ 646 (origin) &= (~(mask)); \ 647 (origin) |= ((val) << (shift)) & (mask); \ 648 } while (0) 649 #define hnae3_get_field(origin, mask, shift) (((origin) & (mask)) >> (shift)) 650 651 #define hnae3_set_bit(origin, shift, val) \ 652 hnae3_set_field((origin), (0x1 << (shift)), (shift), (val)) 653 #define hnae3_get_bit(origin, shift) \ 654 hnae3_get_field((origin), (0x1 << (shift)), (shift)) 655 656 int hnae3_register_ae_dev(struct hnae3_ae_dev *ae_dev); 657 void hnae3_unregister_ae_dev(struct hnae3_ae_dev *ae_dev); 658 659 void hnae3_unregister_ae_algo(struct hnae3_ae_algo *ae_algo); 660 void hnae3_register_ae_algo(struct hnae3_ae_algo *ae_algo); 661 662 void hnae3_unregister_client(struct hnae3_client *client); 663 int hnae3_register_client(struct hnae3_client *client); 664 665 void hnae3_set_client_init_flag(struct hnae3_client *client, 666 struct hnae3_ae_dev *ae_dev, 667 unsigned int inited); 668 #endif 669