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 #define HNAE3_MIN_VECTOR_NUM 2 /* first one for misc, another for IO */ 36 37 /* Device IDs */ 38 #define HNAE3_DEV_ID_GE 0xA220 39 #define HNAE3_DEV_ID_25GE 0xA221 40 #define HNAE3_DEV_ID_25GE_RDMA 0xA222 41 #define HNAE3_DEV_ID_25GE_RDMA_MACSEC 0xA223 42 #define HNAE3_DEV_ID_50GE_RDMA 0xA224 43 #define HNAE3_DEV_ID_50GE_RDMA_MACSEC 0xA225 44 #define HNAE3_DEV_ID_100G_RDMA_MACSEC 0xA226 45 #define HNAE3_DEV_ID_100G_VF 0xA22E 46 #define HNAE3_DEV_ID_100G_RDMA_DCB_PFC_VF 0xA22F 47 48 #define HNAE3_CLASS_NAME_SIZE 16 49 50 #define HNAE3_DEV_INITED_B 0x0 51 #define HNAE3_DEV_SUPPORT_ROCE_B 0x1 52 #define HNAE3_DEV_SUPPORT_DCB_B 0x2 53 #define HNAE3_KNIC_CLIENT_INITED_B 0x3 54 #define HNAE3_UNIC_CLIENT_INITED_B 0x4 55 #define HNAE3_ROCE_CLIENT_INITED_B 0x5 56 #define HNAE3_DEV_SUPPORT_FD_B 0x6 57 #define HNAE3_DEV_SUPPORT_GRO_B 0x7 58 59 #define HNAE3_DEV_SUPPORT_ROCE_DCB_BITS (BIT(HNAE3_DEV_SUPPORT_DCB_B) |\ 60 BIT(HNAE3_DEV_SUPPORT_ROCE_B)) 61 62 #define hnae3_dev_roce_supported(hdev) \ 63 hnae3_get_bit((hdev)->ae_dev->flag, HNAE3_DEV_SUPPORT_ROCE_B) 64 65 #define hnae3_dev_dcb_supported(hdev) \ 66 hnae3_get_bit((hdev)->ae_dev->flag, HNAE3_DEV_SUPPORT_DCB_B) 67 68 #define hnae3_dev_fd_supported(hdev) \ 69 hnae3_get_bit((hdev)->ae_dev->flag, HNAE3_DEV_SUPPORT_FD_B) 70 71 #define hnae3_dev_gro_supported(hdev) \ 72 hnae3_get_bit((hdev)->ae_dev->flag, HNAE3_DEV_SUPPORT_GRO_B) 73 74 #define ring_ptr_move_fw(ring, p) \ 75 ((ring)->p = ((ring)->p + 1) % (ring)->desc_num) 76 #define ring_ptr_move_bw(ring, p) \ 77 ((ring)->p = ((ring)->p - 1 + (ring)->desc_num) % (ring)->desc_num) 78 79 enum hns_desc_type { 80 DESC_TYPE_SKB, 81 DESC_TYPE_PAGE, 82 }; 83 84 struct hnae3_handle; 85 86 struct hnae3_queue { 87 void __iomem *io_base; 88 struct hnae3_ae_algo *ae_algo; 89 struct hnae3_handle *handle; 90 int tqp_index; /* index in a handle */ 91 u32 buf_size; /* size for hnae_desc->addr, preset by AE */ 92 u16 tx_desc_num; /* total number of tx desc */ 93 u16 rx_desc_num; /* total number of rx desc */ 94 }; 95 96 struct hns3_mac_stats { 97 u64 tx_pause_cnt; 98 u64 rx_pause_cnt; 99 }; 100 101 /* hnae3 loop mode */ 102 enum hnae3_loop { 103 HNAE3_LOOP_APP, 104 HNAE3_LOOP_SERIAL_SERDES, 105 HNAE3_LOOP_PARALLEL_SERDES, 106 HNAE3_LOOP_PHY, 107 HNAE3_LOOP_NONE, 108 }; 109 110 enum hnae3_client_type { 111 HNAE3_CLIENT_KNIC, 112 HNAE3_CLIENT_ROCE, 113 }; 114 115 /* mac media type */ 116 enum hnae3_media_type { 117 HNAE3_MEDIA_TYPE_UNKNOWN, 118 HNAE3_MEDIA_TYPE_FIBER, 119 HNAE3_MEDIA_TYPE_COPPER, 120 HNAE3_MEDIA_TYPE_BACKPLANE, 121 HNAE3_MEDIA_TYPE_NONE, 122 }; 123 124 /* must be consistent with definition in firmware */ 125 enum hnae3_module_type { 126 HNAE3_MODULE_TYPE_UNKNOWN = 0x00, 127 HNAE3_MODULE_TYPE_FIBRE_LR = 0x01, 128 HNAE3_MODULE_TYPE_FIBRE_SR = 0x02, 129 HNAE3_MODULE_TYPE_AOC = 0x03, 130 HNAE3_MODULE_TYPE_CR = 0x04, 131 HNAE3_MODULE_TYPE_KR = 0x05, 132 HNAE3_MODULE_TYPE_TP = 0x06, 133 134 }; 135 136 enum hnae3_fec_mode { 137 HNAE3_FEC_AUTO = 0, 138 HNAE3_FEC_BASER, 139 HNAE3_FEC_RS, 140 HNAE3_FEC_USER_DEF, 141 }; 142 143 enum hnae3_reset_notify_type { 144 HNAE3_UP_CLIENT, 145 HNAE3_DOWN_CLIENT, 146 HNAE3_INIT_CLIENT, 147 HNAE3_UNINIT_CLIENT, 148 HNAE3_RESTORE_CLIENT, 149 }; 150 151 enum hnae3_hw_error_type { 152 HNAE3_PPU_POISON_ERROR, 153 HNAE3_CMDQ_ECC_ERROR, 154 HNAE3_IMP_RD_POISON_ERROR, 155 }; 156 157 enum hnae3_reset_type { 158 HNAE3_VF_RESET, 159 HNAE3_VF_FUNC_RESET, 160 HNAE3_VF_PF_FUNC_RESET, 161 HNAE3_VF_FULL_RESET, 162 HNAE3_FLR_RESET, 163 HNAE3_FUNC_RESET, 164 HNAE3_GLOBAL_RESET, 165 HNAE3_IMP_RESET, 166 HNAE3_UNKNOWN_RESET, 167 HNAE3_NONE_RESET, 168 }; 169 170 enum hnae3_flr_state { 171 HNAE3_FLR_DOWN, 172 HNAE3_FLR_DONE, 173 }; 174 175 enum hnae3_port_base_vlan_state { 176 HNAE3_PORT_BASE_VLAN_DISABLE, 177 HNAE3_PORT_BASE_VLAN_ENABLE, 178 HNAE3_PORT_BASE_VLAN_MODIFY, 179 HNAE3_PORT_BASE_VLAN_NOCHANGE, 180 }; 181 182 struct hnae3_vector_info { 183 u8 __iomem *io_addr; 184 int vector; 185 }; 186 187 #define HNAE3_RING_TYPE_B 0 188 #define HNAE3_RING_TYPE_TX 0 189 #define HNAE3_RING_TYPE_RX 1 190 #define HNAE3_RING_GL_IDX_S 0 191 #define HNAE3_RING_GL_IDX_M GENMASK(1, 0) 192 #define HNAE3_RING_GL_RX 0 193 #define HNAE3_RING_GL_TX 1 194 195 #define HNAE3_FW_VERSION_BYTE3_SHIFT 24 196 #define HNAE3_FW_VERSION_BYTE3_MASK GENMASK(31, 24) 197 #define HNAE3_FW_VERSION_BYTE2_SHIFT 16 198 #define HNAE3_FW_VERSION_BYTE2_MASK GENMASK(23, 16) 199 #define HNAE3_FW_VERSION_BYTE1_SHIFT 8 200 #define HNAE3_FW_VERSION_BYTE1_MASK GENMASK(15, 8) 201 #define HNAE3_FW_VERSION_BYTE0_SHIFT 0 202 #define HNAE3_FW_VERSION_BYTE0_MASK GENMASK(7, 0) 203 204 struct hnae3_ring_chain_node { 205 struct hnae3_ring_chain_node *next; 206 u32 tqp_index; 207 u32 flag; 208 u32 int_gl_idx; 209 }; 210 211 #define HNAE3_IS_TX_RING(node) \ 212 (((node)->flag & (1 << HNAE3_RING_TYPE_B)) == HNAE3_RING_TYPE_TX) 213 214 struct hnae3_client_ops { 215 int (*init_instance)(struct hnae3_handle *handle); 216 void (*uninit_instance)(struct hnae3_handle *handle, bool reset); 217 void (*link_status_change)(struct hnae3_handle *handle, bool state); 218 int (*setup_tc)(struct hnae3_handle *handle, u8 tc); 219 int (*reset_notify)(struct hnae3_handle *handle, 220 enum hnae3_reset_notify_type type); 221 void (*process_hw_error)(struct hnae3_handle *handle, 222 enum hnae3_hw_error_type); 223 }; 224 225 #define HNAE3_CLIENT_NAME_LENGTH 16 226 struct hnae3_client { 227 char name[HNAE3_CLIENT_NAME_LENGTH]; 228 unsigned long state; 229 enum hnae3_client_type type; 230 const struct hnae3_client_ops *ops; 231 struct list_head node; 232 }; 233 234 struct hnae3_ae_dev { 235 struct pci_dev *pdev; 236 const struct hnae3_ae_ops *ops; 237 struct list_head node; 238 u32 flag; 239 unsigned long hw_err_reset_req; 240 enum hnae3_reset_type reset_type; 241 void *priv; 242 }; 243 244 /* This struct defines the operation on the handle. 245 * 246 * init_ae_dev(): (mandatory) 247 * Get PF configure from pci_dev and initialize PF hardware 248 * uninit_ae_dev() 249 * Disable PF device and release PF resource 250 * register_client 251 * Register client to ae_dev 252 * unregister_client() 253 * Unregister client from ae_dev 254 * start() 255 * Enable the hardware 256 * stop() 257 * Disable the hardware 258 * start_client() 259 * Inform the hclge that client has been started 260 * stop_client() 261 * Inform the hclge that client has been stopped 262 * get_status() 263 * Get the carrier state of the back channel of the handle, 1 for ok, 0 for 264 * non-ok 265 * get_ksettings_an_result() 266 * Get negotiation status,speed and duplex 267 * get_media_type() 268 * Get media type of MAC 269 * check_port_speed() 270 * Check target speed whether is supported 271 * adjust_link() 272 * Adjust link status 273 * set_loopback() 274 * Set loopback 275 * set_promisc_mode 276 * Set promisc mode 277 * set_mtu() 278 * set mtu 279 * get_pauseparam() 280 * get tx and rx of pause frame use 281 * set_pauseparam() 282 * set tx and rx of pause frame use 283 * set_autoneg() 284 * set auto autonegotiation of pause frame use 285 * get_autoneg() 286 * get auto autonegotiation of pause frame use 287 * restart_autoneg() 288 * restart autonegotiation 289 * halt_autoneg() 290 * halt/resume autonegotiation when autonegotiation on 291 * get_coalesce_usecs() 292 * get usecs to delay a TX interrupt after a packet is sent 293 * get_rx_max_coalesced_frames() 294 * get Maximum number of packets to be sent before a TX interrupt. 295 * set_coalesce_usecs() 296 * set usecs to delay a TX interrupt after a packet is sent 297 * set_coalesce_frames() 298 * set Maximum number of packets to be sent before a TX interrupt. 299 * get_mac_addr() 300 * get mac address 301 * set_mac_addr() 302 * set mac address 303 * add_uc_addr 304 * Add unicast addr to mac table 305 * rm_uc_addr 306 * Remove unicast addr from mac table 307 * set_mc_addr() 308 * Set multicast address 309 * add_mc_addr 310 * Add multicast address to mac table 311 * rm_mc_addr 312 * Remove multicast address from mac table 313 * update_stats() 314 * Update Old network device statistics 315 * get_mac_stats() 316 * get mac pause statistics including tx_cnt and rx_cnt 317 * get_ethtool_stats() 318 * Get ethtool network device statistics 319 * get_strings() 320 * Get a set of strings that describe the requested objects 321 * get_sset_count() 322 * Get number of strings that @get_strings will write 323 * update_led_status() 324 * Update the led status 325 * set_led_id() 326 * Set led id 327 * get_regs() 328 * Get regs dump 329 * get_regs_len() 330 * Get the len of the regs dump 331 * get_rss_key_size() 332 * Get rss key size 333 * get_rss_indir_size() 334 * Get rss indirection table size 335 * get_rss() 336 * Get rss table 337 * set_rss() 338 * Set rss table 339 * get_tc_size() 340 * Get tc size of handle 341 * get_vector() 342 * Get vector number and vector information 343 * put_vector() 344 * Put the vector in hdev 345 * map_ring_to_vector() 346 * Map rings to vector 347 * unmap_ring_from_vector() 348 * Unmap rings from vector 349 * reset_queue() 350 * Reset queue 351 * get_fw_version() 352 * Get firmware version 353 * get_mdix_mode() 354 * Get media typr of phy 355 * enable_vlan_filter() 356 * Enable vlan filter 357 * set_vlan_filter() 358 * Set vlan filter config of Ports 359 * set_vf_vlan_filter() 360 * Set vlan filter config of vf 361 * restore_vlan_table() 362 * Restore vlan filter entries after reset 363 * enable_hw_strip_rxvtag() 364 * Enable/disable hardware strip vlan tag of packets received 365 * set_gro_en 366 * Enable/disable HW GRO 367 * add_arfs_entry 368 * Check the 5-tuples of flow, and create flow director rule 369 */ 370 struct hnae3_ae_ops { 371 int (*init_ae_dev)(struct hnae3_ae_dev *ae_dev); 372 void (*uninit_ae_dev)(struct hnae3_ae_dev *ae_dev); 373 void (*flr_prepare)(struct hnae3_ae_dev *ae_dev); 374 void (*flr_done)(struct hnae3_ae_dev *ae_dev); 375 int (*init_client_instance)(struct hnae3_client *client, 376 struct hnae3_ae_dev *ae_dev); 377 void (*uninit_client_instance)(struct hnae3_client *client, 378 struct hnae3_ae_dev *ae_dev); 379 int (*start)(struct hnae3_handle *handle); 380 void (*stop)(struct hnae3_handle *handle); 381 int (*client_start)(struct hnae3_handle *handle); 382 void (*client_stop)(struct hnae3_handle *handle); 383 int (*get_status)(struct hnae3_handle *handle); 384 void (*get_ksettings_an_result)(struct hnae3_handle *handle, 385 u8 *auto_neg, u32 *speed, u8 *duplex); 386 387 int (*cfg_mac_speed_dup_h)(struct hnae3_handle *handle, int speed, 388 u8 duplex); 389 390 void (*get_media_type)(struct hnae3_handle *handle, u8 *media_type, 391 u8 *module_type); 392 int (*check_port_speed)(struct hnae3_handle *handle, u32 speed); 393 void (*get_fec)(struct hnae3_handle *handle, u8 *fec_ability, 394 u8 *fec_mode); 395 int (*set_fec)(struct hnae3_handle *handle, u32 fec_mode); 396 void (*adjust_link)(struct hnae3_handle *handle, int speed, int duplex); 397 int (*set_loopback)(struct hnae3_handle *handle, 398 enum hnae3_loop loop_mode, bool en); 399 400 int (*set_promisc_mode)(struct hnae3_handle *handle, bool en_uc_pmc, 401 bool en_mc_pmc); 402 int (*set_mtu)(struct hnae3_handle *handle, int new_mtu); 403 404 void (*get_pauseparam)(struct hnae3_handle *handle, 405 u32 *auto_neg, u32 *rx_en, u32 *tx_en); 406 int (*set_pauseparam)(struct hnae3_handle *handle, 407 u32 auto_neg, u32 rx_en, u32 tx_en); 408 409 int (*set_autoneg)(struct hnae3_handle *handle, bool enable); 410 int (*get_autoneg)(struct hnae3_handle *handle); 411 int (*restart_autoneg)(struct hnae3_handle *handle); 412 int (*halt_autoneg)(struct hnae3_handle *handle, bool halt); 413 414 void (*get_coalesce_usecs)(struct hnae3_handle *handle, 415 u32 *tx_usecs, u32 *rx_usecs); 416 void (*get_rx_max_coalesced_frames)(struct hnae3_handle *handle, 417 u32 *tx_frames, u32 *rx_frames); 418 int (*set_coalesce_usecs)(struct hnae3_handle *handle, u32 timeout); 419 int (*set_coalesce_frames)(struct hnae3_handle *handle, 420 u32 coalesce_frames); 421 void (*get_coalesce_range)(struct hnae3_handle *handle, 422 u32 *tx_frames_low, u32 *rx_frames_low, 423 u32 *tx_frames_high, u32 *rx_frames_high, 424 u32 *tx_usecs_low, u32 *rx_usecs_low, 425 u32 *tx_usecs_high, u32 *rx_usecs_high); 426 427 void (*get_mac_addr)(struct hnae3_handle *handle, u8 *p); 428 int (*set_mac_addr)(struct hnae3_handle *handle, void *p, 429 bool is_first); 430 int (*do_ioctl)(struct hnae3_handle *handle, 431 struct ifreq *ifr, int cmd); 432 int (*add_uc_addr)(struct hnae3_handle *handle, 433 const unsigned char *addr); 434 int (*rm_uc_addr)(struct hnae3_handle *handle, 435 const unsigned char *addr); 436 int (*set_mc_addr)(struct hnae3_handle *handle, void *addr); 437 int (*add_mc_addr)(struct hnae3_handle *handle, 438 const unsigned char *addr); 439 int (*rm_mc_addr)(struct hnae3_handle *handle, 440 const unsigned char *addr); 441 void (*set_tso_stats)(struct hnae3_handle *handle, int enable); 442 void (*update_stats)(struct hnae3_handle *handle, 443 struct net_device_stats *net_stats); 444 void (*get_stats)(struct hnae3_handle *handle, u64 *data); 445 void (*get_mac_stats)(struct hnae3_handle *handle, 446 struct hns3_mac_stats *mac_stats); 447 void (*get_strings)(struct hnae3_handle *handle, 448 u32 stringset, u8 *data); 449 int (*get_sset_count)(struct hnae3_handle *handle, int stringset); 450 451 void (*get_regs)(struct hnae3_handle *handle, u32 *version, 452 void *data); 453 int (*get_regs_len)(struct hnae3_handle *handle); 454 455 u32 (*get_rss_key_size)(struct hnae3_handle *handle); 456 u32 (*get_rss_indir_size)(struct hnae3_handle *handle); 457 int (*get_rss)(struct hnae3_handle *handle, u32 *indir, u8 *key, 458 u8 *hfunc); 459 int (*set_rss)(struct hnae3_handle *handle, const u32 *indir, 460 const u8 *key, const u8 hfunc); 461 int (*set_rss_tuple)(struct hnae3_handle *handle, 462 struct ethtool_rxnfc *cmd); 463 int (*get_rss_tuple)(struct hnae3_handle *handle, 464 struct ethtool_rxnfc *cmd); 465 466 int (*get_tc_size)(struct hnae3_handle *handle); 467 468 int (*get_vector)(struct hnae3_handle *handle, u16 vector_num, 469 struct hnae3_vector_info *vector_info); 470 int (*put_vector)(struct hnae3_handle *handle, int vector_num); 471 int (*map_ring_to_vector)(struct hnae3_handle *handle, 472 int vector_num, 473 struct hnae3_ring_chain_node *vr_chain); 474 int (*unmap_ring_from_vector)(struct hnae3_handle *handle, 475 int vector_num, 476 struct hnae3_ring_chain_node *vr_chain); 477 478 int (*reset_queue)(struct hnae3_handle *handle, u16 queue_id); 479 u32 (*get_fw_version)(struct hnae3_handle *handle); 480 void (*get_mdix_mode)(struct hnae3_handle *handle, 481 u8 *tp_mdix_ctrl, u8 *tp_mdix); 482 483 void (*enable_vlan_filter)(struct hnae3_handle *handle, bool enable); 484 int (*set_vlan_filter)(struct hnae3_handle *handle, __be16 proto, 485 u16 vlan_id, bool is_kill); 486 int (*set_vf_vlan_filter)(struct hnae3_handle *handle, int vfid, 487 u16 vlan, u8 qos, __be16 proto); 488 int (*enable_hw_strip_rxvtag)(struct hnae3_handle *handle, bool enable); 489 void (*reset_event)(struct pci_dev *pdev, struct hnae3_handle *handle); 490 enum hnae3_reset_type (*get_reset_level)(struct hnae3_ae_dev *ae_dev, 491 unsigned long *addr); 492 void (*set_default_reset_request)(struct hnae3_ae_dev *ae_dev, 493 enum hnae3_reset_type rst_type); 494 void (*get_channels)(struct hnae3_handle *handle, 495 struct ethtool_channels *ch); 496 void (*get_tqps_and_rss_info)(struct hnae3_handle *h, 497 u16 *alloc_tqps, u16 *max_rss_size); 498 int (*set_channels)(struct hnae3_handle *handle, u32 new_tqps_num, 499 bool rxfh_configured); 500 void (*get_flowctrl_adv)(struct hnae3_handle *handle, 501 u32 *flowctrl_adv); 502 int (*set_led_id)(struct hnae3_handle *handle, 503 enum ethtool_phys_id_state status); 504 void (*get_link_mode)(struct hnae3_handle *handle, 505 unsigned long *supported, 506 unsigned long *advertising); 507 int (*add_fd_entry)(struct hnae3_handle *handle, 508 struct ethtool_rxnfc *cmd); 509 int (*del_fd_entry)(struct hnae3_handle *handle, 510 struct ethtool_rxnfc *cmd); 511 void (*del_all_fd_entries)(struct hnae3_handle *handle, 512 bool clear_list); 513 int (*get_fd_rule_cnt)(struct hnae3_handle *handle, 514 struct ethtool_rxnfc *cmd); 515 int (*get_fd_rule_info)(struct hnae3_handle *handle, 516 struct ethtool_rxnfc *cmd); 517 int (*get_fd_all_rules)(struct hnae3_handle *handle, 518 struct ethtool_rxnfc *cmd, u32 *rule_locs); 519 int (*restore_fd_rules)(struct hnae3_handle *handle); 520 void (*enable_fd)(struct hnae3_handle *handle, bool enable); 521 int (*add_arfs_entry)(struct hnae3_handle *handle, u16 queue_id, 522 u16 flow_id, struct flow_keys *fkeys); 523 int (*dbg_run_cmd)(struct hnae3_handle *handle, const char *cmd_buf); 524 pci_ers_result_t (*handle_hw_ras_error)(struct hnae3_ae_dev *ae_dev); 525 bool (*get_hw_reset_stat)(struct hnae3_handle *handle); 526 bool (*ae_dev_resetting)(struct hnae3_handle *handle); 527 unsigned long (*ae_dev_reset_cnt)(struct hnae3_handle *handle); 528 int (*set_gro_en)(struct hnae3_handle *handle, bool enable); 529 u16 (*get_global_queue_id)(struct hnae3_handle *handle, u16 queue_id); 530 void (*set_timer_task)(struct hnae3_handle *handle, bool enable); 531 int (*mac_connect_phy)(struct hnae3_handle *handle); 532 void (*mac_disconnect_phy)(struct hnae3_handle *handle); 533 void (*restore_vlan_table)(struct hnae3_handle *handle); 534 }; 535 536 struct hnae3_dcb_ops { 537 /* IEEE 802.1Qaz std */ 538 int (*ieee_getets)(struct hnae3_handle *, struct ieee_ets *); 539 int (*ieee_setets)(struct hnae3_handle *, struct ieee_ets *); 540 int (*ieee_getpfc)(struct hnae3_handle *, struct ieee_pfc *); 541 int (*ieee_setpfc)(struct hnae3_handle *, struct ieee_pfc *); 542 543 /* DCBX configuration */ 544 u8 (*getdcbx)(struct hnae3_handle *); 545 u8 (*setdcbx)(struct hnae3_handle *, u8); 546 547 int (*setup_tc)(struct hnae3_handle *, u8, u8 *); 548 }; 549 550 struct hnae3_ae_algo { 551 const struct hnae3_ae_ops *ops; 552 struct list_head node; 553 const struct pci_device_id *pdev_id_table; 554 }; 555 556 #define HNAE3_INT_NAME_LEN (IFNAMSIZ + 16) 557 #define HNAE3_ITR_COUNTDOWN_START 100 558 559 struct hnae3_tc_info { 560 u16 tqp_offset; /* TQP offset from base TQP */ 561 u16 tqp_count; /* Total TQPs */ 562 u8 tc; /* TC index */ 563 bool enable; /* If this TC is enable or not */ 564 }; 565 566 #define HNAE3_MAX_TC 8 567 #define HNAE3_MAX_USER_PRIO 8 568 struct hnae3_knic_private_info { 569 struct net_device *netdev; /* Set by KNIC client when init instance */ 570 u16 rss_size; /* Allocated RSS queues */ 571 u16 req_rss_size; 572 u16 rx_buf_len; 573 u16 num_tx_desc; 574 u16 num_rx_desc; 575 576 u8 num_tc; /* Total number of enabled TCs */ 577 u8 prio_tc[HNAE3_MAX_USER_PRIO]; /* TC indexed by prio */ 578 struct hnae3_tc_info tc_info[HNAE3_MAX_TC]; /* Idx of array is HW TC */ 579 580 u16 num_tqps; /* total number of TQPs in this handle */ 581 struct hnae3_queue **tqp; /* array base of all TQPs in this instance */ 582 const struct hnae3_dcb_ops *dcb_ops; 583 584 u16 int_rl_setting; 585 enum pkt_hash_types rss_type; 586 }; 587 588 struct hnae3_roce_private_info { 589 struct net_device *netdev; 590 void __iomem *roce_io_base; 591 int base_vector; 592 int num_vectors; 593 594 /* The below attributes defined for RoCE client, hnae3 gives 595 * initial values to them, and RoCE client can modify and use 596 * them. 597 */ 598 unsigned long reset_state; 599 unsigned long instance_state; 600 unsigned long state; 601 }; 602 603 struct hnae3_unic_private_info { 604 struct net_device *netdev; 605 u16 rx_buf_len; 606 u16 num_tx_desc; 607 u16 num_rx_desc; 608 609 u16 num_tqps; /* total number of tqps in this handle */ 610 struct hnae3_queue **tqp; /* array base of all TQPs of this instance */ 611 }; 612 613 #define HNAE3_SUPPORT_APP_LOOPBACK BIT(0) 614 #define HNAE3_SUPPORT_PHY_LOOPBACK BIT(1) 615 #define HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK BIT(2) 616 #define HNAE3_SUPPORT_VF BIT(3) 617 #define HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK BIT(4) 618 619 #define HNAE3_USER_UPE BIT(0) /* unicast promisc enabled by user */ 620 #define HNAE3_USER_MPE BIT(1) /* mulitcast promisc enabled by user */ 621 #define HNAE3_BPE BIT(2) /* broadcast promisc enable */ 622 #define HNAE3_OVERFLOW_UPE BIT(3) /* unicast mac vlan overflow */ 623 #define HNAE3_OVERFLOW_MPE BIT(4) /* multicast mac vlan overflow */ 624 #define HNAE3_VLAN_FLTR BIT(5) /* enable vlan filter */ 625 #define HNAE3_UPE (HNAE3_USER_UPE | HNAE3_OVERFLOW_UPE) 626 #define HNAE3_MPE (HNAE3_USER_MPE | HNAE3_OVERFLOW_MPE) 627 628 struct hnae3_handle { 629 struct hnae3_client *client; 630 struct pci_dev *pdev; 631 void *priv; 632 struct hnae3_ae_algo *ae_algo; /* the class who provides this handle */ 633 u64 flags; /* Indicate the capabilities for this handle */ 634 635 union { 636 struct net_device *netdev; /* first member */ 637 struct hnae3_knic_private_info kinfo; 638 struct hnae3_unic_private_info uinfo; 639 struct hnae3_roce_private_info rinfo; 640 }; 641 642 u32 numa_node_mask; /* for multi-chip support */ 643 644 enum hnae3_port_base_vlan_state port_base_vlan_state; 645 646 u8 netdev_flags; 647 struct dentry *hnae3_dbgfs; 648 649 /* Network interface message level enabled bits */ 650 u32 msg_enable; 651 }; 652 653 #define hnae3_set_field(origin, mask, shift, val) \ 654 do { \ 655 (origin) &= (~(mask)); \ 656 (origin) |= ((val) << (shift)) & (mask); \ 657 } while (0) 658 #define hnae3_get_field(origin, mask, shift) (((origin) & (mask)) >> (shift)) 659 660 #define hnae3_set_bit(origin, shift, val) \ 661 hnae3_set_field((origin), (0x1 << (shift)), (shift), (val)) 662 #define hnae3_get_bit(origin, shift) \ 663 hnae3_get_field((origin), (0x1 << (shift)), (shift)) 664 665 int hnae3_register_ae_dev(struct hnae3_ae_dev *ae_dev); 666 void hnae3_unregister_ae_dev(struct hnae3_ae_dev *ae_dev); 667 668 void hnae3_unregister_ae_algo(struct hnae3_ae_algo *ae_algo); 669 void hnae3_register_ae_algo(struct hnae3_ae_algo *ae_algo); 670 671 void hnae3_unregister_client(struct hnae3_client *client); 672 int hnae3_register_client(struct hnae3_client *client); 673 674 void hnae3_set_client_init_flag(struct hnae3_client *client, 675 struct hnae3_ae_dev *ae_dev, 676 unsigned int inited); 677 #endif 678