1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 3 #ifndef __LAN966X_MAIN_H__ 4 #define __LAN966X_MAIN_H__ 5 6 #include <linux/debugfs.h> 7 #include <linux/etherdevice.h> 8 #include <linux/if_vlan.h> 9 #include <linux/jiffies.h> 10 #include <linux/phy.h> 11 #include <linux/phylink.h> 12 #include <linux/ptp_clock_kernel.h> 13 #include <net/page_pool.h> 14 #include <net/pkt_cls.h> 15 #include <net/pkt_sched.h> 16 #include <net/switchdev.h> 17 18 #include <vcap_api.h> 19 #include <vcap_api_client.h> 20 21 #include "lan966x_regs.h" 22 #include "lan966x_ifh.h" 23 24 #define TABLE_UPDATE_SLEEP_US 10 25 #define TABLE_UPDATE_TIMEOUT_US 100000 26 27 #define READL_SLEEP_US 10 28 #define READL_TIMEOUT_US 100000000 29 30 #define LAN966X_BUFFER_CELL_SZ 64 31 #define LAN966X_BUFFER_MEMORY (160 * 1024) 32 #define LAN966X_BUFFER_MIN_SZ 60 33 34 #define LAN966X_HW_MTU(mtu) ((mtu) + ETH_HLEN + ETH_FCS_LEN) 35 36 #define PGID_AGGR 64 37 #define PGID_SRC 80 38 #define PGID_ENTRIES 89 39 40 #define UNAWARE_PVID 0 41 #define HOST_PVID 4095 42 43 /* Reserved amount for (SRC, PRIO) at index 8*SRC + PRIO */ 44 #define QSYS_Q_RSRV 95 45 46 #define NUM_PHYS_PORTS 8 47 #define CPU_PORT 8 48 #define NUM_PRIO_QUEUES 8 49 50 /* Reserved PGIDs */ 51 #define PGID_CPU (PGID_AGGR - 6) 52 #define PGID_UC (PGID_AGGR - 5) 53 #define PGID_BC (PGID_AGGR - 4) 54 #define PGID_MC (PGID_AGGR - 3) 55 #define PGID_MCIPV4 (PGID_AGGR - 2) 56 #define PGID_MCIPV6 (PGID_AGGR - 1) 57 58 /* Non-reserved PGIDs, used for general purpose */ 59 #define PGID_GP_START (CPU_PORT + 1) 60 #define PGID_GP_END PGID_CPU 61 62 #define LAN966X_SPEED_NONE 0 63 #define LAN966X_SPEED_2500 1 64 #define LAN966X_SPEED_1000 1 65 #define LAN966X_SPEED_100 2 66 #define LAN966X_SPEED_10 3 67 68 #define LAN966X_PHC_COUNT 3 69 #define LAN966X_PHC_PORT 0 70 #define LAN966X_PHC_PINS_NUM 7 71 72 #define IFH_REW_OP_NOOP 0x0 73 #define IFH_REW_OP_ONE_STEP_PTP 0x3 74 #define IFH_REW_OP_TWO_STEP_PTP 0x4 75 76 #define FDMA_RX_DCB_MAX_DBS 1 77 #define FDMA_TX_DCB_MAX_DBS 1 78 #define FDMA_DCB_INFO_DATAL(x) ((x) & GENMASK(15, 0)) 79 80 #define FDMA_DCB_STATUS_BLOCKL(x) ((x) & GENMASK(15, 0)) 81 #define FDMA_DCB_STATUS_SOF BIT(16) 82 #define FDMA_DCB_STATUS_EOF BIT(17) 83 #define FDMA_DCB_STATUS_INTR BIT(18) 84 #define FDMA_DCB_STATUS_DONE BIT(19) 85 #define FDMA_DCB_STATUS_BLOCKO(x) (((x) << 20) & GENMASK(31, 20)) 86 #define FDMA_DCB_INVALID_DATA 0x1 87 88 #define FDMA_XTR_CHANNEL 6 89 #define FDMA_INJ_CHANNEL 0 90 #define FDMA_DCB_MAX 512 91 92 #define SE_IDX_QUEUE 0 /* 0-79 : Queue scheduler elements */ 93 #define SE_IDX_PORT 80 /* 80-89 : Port schedular elements */ 94 95 #define LAN966X_VCAP_CID_IS1_L0 VCAP_CID_INGRESS_L0 /* IS1 lookup 0 */ 96 #define LAN966X_VCAP_CID_IS1_L1 VCAP_CID_INGRESS_L1 /* IS1 lookup 1 */ 97 #define LAN966X_VCAP_CID_IS1_L2 VCAP_CID_INGRESS_L2 /* IS1 lookup 2 */ 98 #define LAN966X_VCAP_CID_IS1_MAX (VCAP_CID_INGRESS_L3 - 1) /* IS1 Max */ 99 100 #define LAN966X_VCAP_CID_IS2_L0 VCAP_CID_INGRESS_STAGE2_L0 /* IS2 lookup 0 */ 101 #define LAN966X_VCAP_CID_IS2_L1 VCAP_CID_INGRESS_STAGE2_L1 /* IS2 lookup 1 */ 102 #define LAN966X_VCAP_CID_IS2_MAX (VCAP_CID_INGRESS_STAGE2_L2 - 1) /* IS2 Max */ 103 104 /* MAC table entry types. 105 * ENTRYTYPE_NORMAL is subject to aging. 106 * ENTRYTYPE_LOCKED is not subject to aging. 107 * ENTRYTYPE_MACv4 is not subject to aging. For IPv4 multicast. 108 * ENTRYTYPE_MACv6 is not subject to aging. For IPv6 multicast. 109 */ 110 enum macaccess_entry_type { 111 ENTRYTYPE_NORMAL = 0, 112 ENTRYTYPE_LOCKED, 113 ENTRYTYPE_MACV4, 114 ENTRYTYPE_MACV6, 115 }; 116 117 /* FDMA return action codes for checking if the frame is valid 118 * FDMA_PASS, frame is valid and can be used 119 * FDMA_ERROR, something went wrong, stop getting more frames 120 * FDMA_DROP, frame is dropped, but continue to get more frames 121 * FDMA_TX, frame is given to TX, but continue to get more frames 122 * FDMA_REDIRECT, frame is given to TX, but continue to get more frames 123 */ 124 enum lan966x_fdma_action { 125 FDMA_PASS = 0, 126 FDMA_ERROR, 127 FDMA_DROP, 128 FDMA_TX, 129 FDMA_REDIRECT, 130 }; 131 132 /* Controls how PORT_MASK is applied */ 133 enum LAN966X_PORT_MASK_MODE { 134 LAN966X_PMM_NO_ACTION, 135 LAN966X_PMM_REPLACE, 136 LAN966X_PMM_FORWARDING, 137 LAN966X_PMM_REDIRECT, 138 }; 139 140 enum vcap_is2_port_sel_ipv6 { 141 VCAP_IS2_PS_IPV6_TCPUDP_OTHER, 142 VCAP_IS2_PS_IPV6_STD, 143 VCAP_IS2_PS_IPV6_IP4_TCPUDP_IP4_OTHER, 144 VCAP_IS2_PS_IPV6_MAC_ETYPE, 145 }; 146 147 enum vcap_is1_port_sel_other { 148 VCAP_IS1_PS_OTHER_NORMAL, 149 VCAP_IS1_PS_OTHER_7TUPLE, 150 VCAP_IS1_PS_OTHER_DBL_VID, 151 VCAP_IS1_PS_OTHER_DMAC_VID, 152 }; 153 154 enum vcap_is1_port_sel_ipv4 { 155 VCAP_IS1_PS_IPV4_NORMAL, 156 VCAP_IS1_PS_IPV4_7TUPLE, 157 VCAP_IS1_PS_IPV4_5TUPLE_IP4, 158 VCAP_IS1_PS_IPV4_DBL_VID, 159 VCAP_IS1_PS_IPV4_DMAC_VID, 160 }; 161 162 enum vcap_is1_port_sel_ipv6 { 163 VCAP_IS1_PS_IPV6_NORMAL, 164 VCAP_IS1_PS_IPV6_7TUPLE, 165 VCAP_IS1_PS_IPV6_5TUPLE_IP4, 166 VCAP_IS1_PS_IPV6_NORMAL_IP6, 167 VCAP_IS1_PS_IPV6_5TUPLE_IP6, 168 VCAP_IS1_PS_IPV6_DBL_VID, 169 VCAP_IS1_PS_IPV6_DMAC_VID, 170 }; 171 172 enum vcap_is1_port_sel_rt { 173 VCAP_IS1_PS_RT_NORMAL, 174 VCAP_IS1_PS_RT_7TUPLE, 175 VCAP_IS1_PS_RT_DBL_VID, 176 VCAP_IS1_PS_RT_DMAC_VID, 177 VCAP_IS1_PS_RT_FOLLOW_OTHER = 7, 178 }; 179 180 struct lan966x_port; 181 182 struct lan966x_db { 183 u64 dataptr; 184 u64 status; 185 }; 186 187 struct lan966x_rx_dcb { 188 u64 nextptr; 189 u64 info; 190 struct lan966x_db db[FDMA_RX_DCB_MAX_DBS]; 191 }; 192 193 struct lan966x_tx_dcb { 194 u64 nextptr; 195 u64 info; 196 struct lan966x_db db[FDMA_TX_DCB_MAX_DBS]; 197 }; 198 199 struct lan966x_rx { 200 struct lan966x *lan966x; 201 202 /* Pointer to the array of hardware dcbs. */ 203 struct lan966x_rx_dcb *dcbs; 204 205 /* Pointer to the last address in the dcbs. */ 206 struct lan966x_rx_dcb *last_entry; 207 208 /* For each DB, there is a page */ 209 struct page *page[FDMA_DCB_MAX][FDMA_RX_DCB_MAX_DBS]; 210 211 /* Represents the db_index, it can have a value between 0 and 212 * FDMA_RX_DCB_MAX_DBS, once it reaches the value of FDMA_RX_DCB_MAX_DBS 213 * it means that the DCB can be reused. 214 */ 215 int db_index; 216 217 /* Represents the index in the dcbs. It has a value between 0 and 218 * FDMA_DCB_MAX 219 */ 220 int dcb_index; 221 222 /* Represents the dma address to the dcbs array */ 223 dma_addr_t dma; 224 225 /* Represents the page order that is used to allocate the pages for the 226 * RX buffers. This value is calculated based on max MTU of the devices. 227 */ 228 u8 page_order; 229 230 /* Represents the max size frame that it can receive to the CPU. This 231 * includes the IFH + VLAN tags + frame + skb_shared_info 232 */ 233 u32 max_mtu; 234 235 u8 channel_id; 236 237 struct page_pool *page_pool; 238 }; 239 240 struct lan966x_tx_dcb_buf { 241 dma_addr_t dma_addr; 242 struct net_device *dev; 243 union { 244 struct sk_buff *skb; 245 struct xdp_frame *xdpf; 246 struct page *page; 247 } data; 248 u32 len; 249 u32 used : 1; 250 u32 ptp : 1; 251 u32 use_skb : 1; 252 u32 xdp_ndo : 1; 253 }; 254 255 struct lan966x_tx { 256 struct lan966x *lan966x; 257 258 /* Pointer to the dcb list */ 259 struct lan966x_tx_dcb *dcbs; 260 u16 last_in_use; 261 262 /* Represents the DMA address to the first entry of the dcb entries. */ 263 dma_addr_t dma; 264 265 /* Array of dcbs that are given to the HW */ 266 struct lan966x_tx_dcb_buf *dcbs_buf; 267 268 u8 channel_id; 269 270 bool activated; 271 }; 272 273 struct lan966x_stat_layout { 274 u32 offset; 275 char name[ETH_GSTRING_LEN]; 276 }; 277 278 struct lan966x_phc { 279 struct ptp_clock *clock; 280 struct ptp_clock_info info; 281 struct ptp_pin_desc pins[LAN966X_PHC_PINS_NUM]; 282 struct hwtstamp_config hwtstamp_config; 283 struct lan966x *lan966x; 284 u8 index; 285 }; 286 287 struct lan966x_skb_cb { 288 u8 rew_op; 289 u16 ts_id; 290 unsigned long jiffies; 291 }; 292 293 #define LAN966X_PTP_TIMEOUT msecs_to_jiffies(10) 294 #define LAN966X_SKB_CB(skb) \ 295 ((struct lan966x_skb_cb *)((skb)->cb)) 296 297 struct lan966x { 298 struct device *dev; 299 300 u8 num_phys_ports; 301 struct lan966x_port **ports; 302 303 void __iomem *regs[NUM_TARGETS]; 304 305 int shared_queue_sz; 306 307 u8 base_mac[ETH_ALEN]; 308 309 spinlock_t tx_lock; /* lock for frame transmition */ 310 311 struct net_device *bridge; 312 u16 bridge_mask; 313 u16 bridge_fwd_mask; 314 315 struct list_head mac_entries; 316 spinlock_t mac_lock; /* lock for mac_entries list */ 317 318 u16 vlan_mask[VLAN_N_VID]; 319 DECLARE_BITMAP(cpu_vlan_mask, VLAN_N_VID); 320 321 /* stats */ 322 const struct lan966x_stat_layout *stats_layout; 323 u32 num_stats; 324 325 /* workqueue for reading stats */ 326 struct mutex stats_lock; 327 u64 *stats; 328 struct delayed_work stats_work; 329 struct workqueue_struct *stats_queue; 330 331 /* interrupts */ 332 int xtr_irq; 333 int ana_irq; 334 int ptp_irq; 335 int fdma_irq; 336 int ptp_ext_irq; 337 338 /* worqueue for fdb */ 339 struct workqueue_struct *fdb_work; 340 struct list_head fdb_entries; 341 342 /* mdb */ 343 struct list_head mdb_entries; 344 struct list_head pgid_entries; 345 346 /* ptp */ 347 bool ptp; 348 struct lan966x_phc phc[LAN966X_PHC_COUNT]; 349 spinlock_t ptp_clock_lock; /* lock for phc */ 350 spinlock_t ptp_ts_id_lock; /* lock for ts_id */ 351 struct mutex ptp_lock; /* lock for ptp interface state */ 352 u16 ptp_skbs; 353 354 /* fdma */ 355 bool fdma; 356 struct net_device *fdma_ndev; 357 struct lan966x_rx rx; 358 struct lan966x_tx tx; 359 struct napi_struct napi; 360 361 /* Mirror */ 362 struct lan966x_port *mirror_monitor; 363 u32 mirror_mask[2]; 364 u32 mirror_count; 365 366 /* vcap */ 367 struct vcap_control *vcap_ctrl; 368 369 /* debugfs */ 370 struct dentry *debugfs_root; 371 }; 372 373 struct lan966x_port_config { 374 phy_interface_t portmode; 375 const unsigned long *advertising; 376 int speed; 377 int duplex; 378 u32 pause; 379 bool inband; 380 bool autoneg; 381 }; 382 383 struct lan966x_port_tc { 384 bool ingress_shared_block; 385 unsigned long police_id; 386 unsigned long ingress_mirror_id; 387 unsigned long egress_mirror_id; 388 struct flow_stats police_stat; 389 struct flow_stats mirror_stat; 390 }; 391 392 struct lan966x_port { 393 struct net_device *dev; 394 struct lan966x *lan966x; 395 396 u8 chip_port; 397 u16 pvid; 398 u16 vid; 399 bool vlan_aware; 400 401 bool learn_ena; 402 bool mcast_ena; 403 404 struct phylink_config phylink_config; 405 struct phylink_pcs phylink_pcs; 406 struct lan966x_port_config config; 407 struct phylink *phylink; 408 struct phy *serdes; 409 struct fwnode_handle *fwnode; 410 411 u8 ptp_tx_cmd; 412 bool ptp_rx_cmd; 413 u16 ts_id; 414 struct sk_buff_head tx_skbs; 415 416 struct net_device *bond; 417 bool lag_tx_active; 418 enum netdev_lag_hash hash_type; 419 420 struct lan966x_port_tc tc; 421 422 struct bpf_prog *xdp_prog; 423 struct xdp_rxq_info xdp_rxq; 424 }; 425 426 extern const struct phylink_mac_ops lan966x_phylink_mac_ops; 427 extern const struct phylink_pcs_ops lan966x_phylink_pcs_ops; 428 extern const struct ethtool_ops lan966x_ethtool_ops; 429 extern struct notifier_block lan966x_switchdev_nb __read_mostly; 430 extern struct notifier_block lan966x_switchdev_blocking_nb __read_mostly; 431 432 bool lan966x_netdevice_check(const struct net_device *dev); 433 434 void lan966x_register_notifier_blocks(void); 435 void lan966x_unregister_notifier_blocks(void); 436 437 bool lan966x_hw_offload(struct lan966x *lan966x, u32 port, struct sk_buff *skb); 438 439 void lan966x_ifh_get_src_port(void *ifh, u64 *src_port); 440 void lan966x_ifh_get_timestamp(void *ifh, u64 *timestamp); 441 void lan966x_ifh_set_bypass(void *ifh, u64 bypass); 442 void lan966x_ifh_set_port(void *ifh, u64 bypass); 443 444 void lan966x_stats_get(struct net_device *dev, 445 struct rtnl_link_stats64 *stats); 446 int lan966x_stats_init(struct lan966x *lan966x); 447 448 void lan966x_port_config_down(struct lan966x_port *port); 449 void lan966x_port_config_up(struct lan966x_port *port); 450 void lan966x_port_status_get(struct lan966x_port *port, 451 struct phylink_link_state *state); 452 int lan966x_port_pcs_set(struct lan966x_port *port, 453 struct lan966x_port_config *config); 454 void lan966x_port_init(struct lan966x_port *port); 455 456 int lan966x_mac_ip_learn(struct lan966x *lan966x, 457 bool cpu_copy, 458 const unsigned char mac[ETH_ALEN], 459 unsigned int vid, 460 enum macaccess_entry_type type); 461 int lan966x_mac_learn(struct lan966x *lan966x, int port, 462 const unsigned char mac[ETH_ALEN], 463 unsigned int vid, 464 enum macaccess_entry_type type); 465 int lan966x_mac_forget(struct lan966x *lan966x, 466 const unsigned char mac[ETH_ALEN], 467 unsigned int vid, 468 enum macaccess_entry_type type); 469 int lan966x_mac_cpu_learn(struct lan966x *lan966x, const char *addr, u16 vid); 470 int lan966x_mac_cpu_forget(struct lan966x *lan966x, const char *addr, u16 vid); 471 void lan966x_mac_init(struct lan966x *lan966x); 472 void lan966x_mac_set_ageing(struct lan966x *lan966x, 473 u32 ageing); 474 int lan966x_mac_del_entry(struct lan966x *lan966x, 475 const unsigned char *addr, 476 u16 vid); 477 int lan966x_mac_add_entry(struct lan966x *lan966x, 478 struct lan966x_port *port, 479 const unsigned char *addr, 480 u16 vid); 481 void lan966x_mac_lag_replace_port_entry(struct lan966x *lan966x, 482 struct lan966x_port *src, 483 struct lan966x_port *dst); 484 void lan966x_mac_lag_remove_port_entry(struct lan966x *lan966x, 485 struct lan966x_port *src); 486 void lan966x_mac_purge_entries(struct lan966x *lan966x); 487 irqreturn_t lan966x_mac_irq_handler(struct lan966x *lan966x); 488 489 void lan966x_vlan_init(struct lan966x *lan966x); 490 void lan966x_vlan_port_apply(struct lan966x_port *port); 491 bool lan966x_vlan_cpu_member_cpu_vlan_mask(struct lan966x *lan966x, u16 vid); 492 void lan966x_vlan_port_set_vlan_aware(struct lan966x_port *port, 493 bool vlan_aware); 494 int lan966x_vlan_port_set_vid(struct lan966x_port *port, 495 u16 vid, 496 bool pvid, 497 bool untagged); 498 void lan966x_vlan_port_add_vlan(struct lan966x_port *port, 499 u16 vid, 500 bool pvid, 501 bool untagged); 502 void lan966x_vlan_port_del_vlan(struct lan966x_port *port, u16 vid); 503 void lan966x_vlan_cpu_add_vlan(struct lan966x *lan966x, u16 vid); 504 void lan966x_vlan_cpu_del_vlan(struct lan966x *lan966x, u16 vid); 505 506 void lan966x_fdb_write_entries(struct lan966x *lan966x, u16 vid); 507 void lan966x_fdb_erase_entries(struct lan966x *lan966x, u16 vid); 508 int lan966x_fdb_init(struct lan966x *lan966x); 509 void lan966x_fdb_deinit(struct lan966x *lan966x); 510 void lan966x_fdb_flush_workqueue(struct lan966x *lan966x); 511 int lan966x_handle_fdb(struct net_device *dev, 512 struct net_device *orig_dev, 513 unsigned long event, const void *ctx, 514 const struct switchdev_notifier_fdb_info *fdb_info); 515 516 void lan966x_mdb_init(struct lan966x *lan966x); 517 void lan966x_mdb_deinit(struct lan966x *lan966x); 518 int lan966x_handle_port_mdb_add(struct lan966x_port *port, 519 const struct switchdev_obj *obj); 520 int lan966x_handle_port_mdb_del(struct lan966x_port *port, 521 const struct switchdev_obj *obj); 522 void lan966x_mdb_erase_entries(struct lan966x *lan966x, u16 vid); 523 void lan966x_mdb_write_entries(struct lan966x *lan966x, u16 vid); 524 void lan966x_mdb_clear_entries(struct lan966x *lan966x); 525 void lan966x_mdb_restore_entries(struct lan966x *lan966x); 526 527 int lan966x_ptp_init(struct lan966x *lan966x); 528 void lan966x_ptp_deinit(struct lan966x *lan966x); 529 int lan966x_ptp_hwtstamp_set(struct lan966x_port *port, struct ifreq *ifr); 530 int lan966x_ptp_hwtstamp_get(struct lan966x_port *port, struct ifreq *ifr); 531 void lan966x_ptp_rxtstamp(struct lan966x *lan966x, struct sk_buff *skb, 532 u64 src_port, u64 timestamp); 533 int lan966x_ptp_txtstamp_request(struct lan966x_port *port, 534 struct sk_buff *skb); 535 void lan966x_ptp_txtstamp_release(struct lan966x_port *port, 536 struct sk_buff *skb); 537 irqreturn_t lan966x_ptp_irq_handler(int irq, void *args); 538 irqreturn_t lan966x_ptp_ext_irq_handler(int irq, void *args); 539 u32 lan966x_ptp_get_period_ps(void); 540 int lan966x_ptp_gettime64(struct ptp_clock_info *ptp, struct timespec64 *ts); 541 int lan966x_ptp_setup_traps(struct lan966x_port *port, struct ifreq *ifr); 542 int lan966x_ptp_del_traps(struct lan966x_port *port); 543 544 int lan966x_fdma_xmit(struct sk_buff *skb, __be32 *ifh, struct net_device *dev); 545 int lan966x_fdma_xmit_xdpf(struct lan966x_port *port, void *ptr, u32 len); 546 int lan966x_fdma_change_mtu(struct lan966x *lan966x); 547 void lan966x_fdma_netdev_init(struct lan966x *lan966x, struct net_device *dev); 548 void lan966x_fdma_netdev_deinit(struct lan966x *lan966x, struct net_device *dev); 549 int lan966x_fdma_init(struct lan966x *lan966x); 550 void lan966x_fdma_deinit(struct lan966x *lan966x); 551 irqreturn_t lan966x_fdma_irq_handler(int irq, void *args); 552 int lan966x_fdma_reload_page_pool(struct lan966x *lan966x); 553 554 int lan966x_lag_port_join(struct lan966x_port *port, 555 struct net_device *brport_dev, 556 struct net_device *bond, 557 struct netlink_ext_ack *extack); 558 void lan966x_lag_port_leave(struct lan966x_port *port, struct net_device *bond); 559 int lan966x_lag_port_prechangeupper(struct net_device *dev, 560 struct netdev_notifier_changeupper_info *info); 561 int lan966x_lag_port_changelowerstate(struct net_device *dev, 562 struct netdev_notifier_changelowerstate_info *info); 563 int lan966x_lag_netdev_prechangeupper(struct net_device *dev, 564 struct netdev_notifier_changeupper_info *info); 565 int lan966x_lag_netdev_changeupper(struct net_device *dev, 566 struct netdev_notifier_changeupper_info *info); 567 bool lan966x_lag_first_port(struct net_device *lag, struct net_device *dev); 568 u32 lan966x_lag_get_mask(struct lan966x *lan966x, struct net_device *bond); 569 570 int lan966x_port_changeupper(struct net_device *dev, 571 struct net_device *brport_dev, 572 struct netdev_notifier_changeupper_info *info); 573 int lan966x_port_prechangeupper(struct net_device *dev, 574 struct net_device *brport_dev, 575 struct netdev_notifier_changeupper_info *info); 576 void lan966x_port_stp_state_set(struct lan966x_port *port, u8 state); 577 void lan966x_port_ageing_set(struct lan966x_port *port, 578 unsigned long ageing_clock_t); 579 void lan966x_update_fwd_mask(struct lan966x *lan966x); 580 581 int lan966x_tc_setup(struct net_device *dev, enum tc_setup_type type, 582 void *type_data); 583 584 int lan966x_mqprio_add(struct lan966x_port *port, u8 num_tc); 585 int lan966x_mqprio_del(struct lan966x_port *port); 586 587 void lan966x_taprio_init(struct lan966x *lan966x); 588 void lan966x_taprio_deinit(struct lan966x *lan966x); 589 int lan966x_taprio_add(struct lan966x_port *port, 590 struct tc_taprio_qopt_offload *qopt); 591 int lan966x_taprio_del(struct lan966x_port *port); 592 int lan966x_taprio_speed_set(struct lan966x_port *port, int speed); 593 594 int lan966x_tbf_add(struct lan966x_port *port, 595 struct tc_tbf_qopt_offload *qopt); 596 int lan966x_tbf_del(struct lan966x_port *port, 597 struct tc_tbf_qopt_offload *qopt); 598 599 int lan966x_cbs_add(struct lan966x_port *port, 600 struct tc_cbs_qopt_offload *qopt); 601 int lan966x_cbs_del(struct lan966x_port *port, 602 struct tc_cbs_qopt_offload *qopt); 603 604 int lan966x_ets_add(struct lan966x_port *port, 605 struct tc_ets_qopt_offload *qopt); 606 int lan966x_ets_del(struct lan966x_port *port, 607 struct tc_ets_qopt_offload *qopt); 608 609 int lan966x_tc_matchall(struct lan966x_port *port, 610 struct tc_cls_matchall_offload *f, 611 bool ingress); 612 613 int lan966x_police_port_add(struct lan966x_port *port, 614 struct flow_action *action, 615 struct flow_action_entry *act, 616 unsigned long police_id, 617 bool ingress, 618 struct netlink_ext_ack *extack); 619 int lan966x_police_port_del(struct lan966x_port *port, 620 unsigned long police_id, 621 struct netlink_ext_ack *extack); 622 void lan966x_police_port_stats(struct lan966x_port *port, 623 struct flow_stats *stats); 624 625 int lan966x_mirror_port_add(struct lan966x_port *port, 626 struct flow_action_entry *action, 627 unsigned long mirror_id, 628 bool ingress, 629 struct netlink_ext_ack *extack); 630 int lan966x_mirror_port_del(struct lan966x_port *port, 631 bool ingress, 632 struct netlink_ext_ack *extack); 633 void lan966x_mirror_port_stats(struct lan966x_port *port, 634 struct flow_stats *stats, 635 bool ingress); 636 637 int lan966x_xdp_port_init(struct lan966x_port *port); 638 void lan966x_xdp_port_deinit(struct lan966x_port *port); 639 int lan966x_xdp(struct net_device *dev, struct netdev_bpf *xdp); 640 int lan966x_xdp_run(struct lan966x_port *port, 641 struct page *page, 642 u32 data_len); 643 int lan966x_xdp_xmit(struct net_device *dev, 644 int n, 645 struct xdp_frame **frames, 646 u32 flags); 647 bool lan966x_xdp_present(struct lan966x *lan966x); 648 static inline bool lan966x_xdp_port_present(struct lan966x_port *port) 649 { 650 return !!port->xdp_prog; 651 } 652 653 int lan966x_vcap_init(struct lan966x *lan966x); 654 void lan966x_vcap_deinit(struct lan966x *lan966x); 655 #if defined(CONFIG_DEBUG_FS) 656 int lan966x_vcap_port_info(struct net_device *dev, 657 struct vcap_admin *admin, 658 struct vcap_output_print *out); 659 #else 660 static inline int lan966x_vcap_port_info(struct net_device *dev, 661 struct vcap_admin *admin, 662 struct vcap_output_print *out) 663 { 664 return 0; 665 } 666 #endif 667 668 int lan966x_tc_flower(struct lan966x_port *port, 669 struct flow_cls_offload *f, 670 bool ingress); 671 672 int lan966x_goto_port_add(struct lan966x_port *port, 673 int from_cid, int to_cid, 674 unsigned long goto_id, 675 struct netlink_ext_ack *extack); 676 int lan966x_goto_port_del(struct lan966x_port *port, 677 unsigned long goto_id, 678 struct netlink_ext_ack *extack); 679 680 static inline void __iomem *lan_addr(void __iomem *base[], 681 int id, int tinst, int tcnt, 682 int gbase, int ginst, 683 int gcnt, int gwidth, 684 int raddr, int rinst, 685 int rcnt, int rwidth) 686 { 687 WARN_ON((tinst) >= tcnt); 688 WARN_ON((ginst) >= gcnt); 689 WARN_ON((rinst) >= rcnt); 690 return base[id + (tinst)] + 691 gbase + ((ginst) * gwidth) + 692 raddr + ((rinst) * rwidth); 693 } 694 695 static inline u32 lan_rd(struct lan966x *lan966x, int id, int tinst, int tcnt, 696 int gbase, int ginst, int gcnt, int gwidth, 697 int raddr, int rinst, int rcnt, int rwidth) 698 { 699 return readl(lan_addr(lan966x->regs, id, tinst, tcnt, gbase, ginst, 700 gcnt, gwidth, raddr, rinst, rcnt, rwidth)); 701 } 702 703 static inline void lan_wr(u32 val, struct lan966x *lan966x, 704 int id, int tinst, int tcnt, 705 int gbase, int ginst, int gcnt, int gwidth, 706 int raddr, int rinst, int rcnt, int rwidth) 707 { 708 writel(val, lan_addr(lan966x->regs, id, tinst, tcnt, 709 gbase, ginst, gcnt, gwidth, 710 raddr, rinst, rcnt, rwidth)); 711 } 712 713 static inline void lan_rmw(u32 val, u32 mask, struct lan966x *lan966x, 714 int id, int tinst, int tcnt, 715 int gbase, int ginst, int gcnt, int gwidth, 716 int raddr, int rinst, int rcnt, int rwidth) 717 { 718 u32 nval; 719 720 nval = readl(lan_addr(lan966x->regs, id, tinst, tcnt, gbase, ginst, 721 gcnt, gwidth, raddr, rinst, rcnt, rwidth)); 722 nval = (nval & ~mask) | (val & mask); 723 writel(nval, lan_addr(lan966x->regs, id, tinst, tcnt, gbase, ginst, 724 gcnt, gwidth, raddr, rinst, rcnt, rwidth)); 725 } 726 727 #endif /* __LAN966X_MAIN_H__ */ 728