1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* Microchip Sparx5 Switch driver 3 * 4 * Copyright (c) 2021 Microchip Technology Inc. and its subsidiaries. 5 */ 6 7 #ifndef __SPARX5_MAIN_H__ 8 #define __SPARX5_MAIN_H__ 9 10 #include <linux/types.h> 11 #include <linux/phy/phy.h> 12 #include <linux/netdevice.h> 13 #include <linux/phy.h> 14 #include <linux/if_vlan.h> 15 #include <linux/bitmap.h> 16 #include <linux/phylink.h> 17 #include <linux/net_tstamp.h> 18 #include <linux/ptp_clock_kernel.h> 19 #include <linux/hrtimer.h> 20 #include <linux/debugfs.h> 21 22 #include "sparx5_main_regs.h" 23 24 /* Target chip type */ 25 enum spx5_target_chiptype { 26 SPX5_TARGET_CT_7546 = 0x7546, /* SparX-5-64 Enterprise */ 27 SPX5_TARGET_CT_7549 = 0x7549, /* SparX-5-90 Enterprise */ 28 SPX5_TARGET_CT_7552 = 0x7552, /* SparX-5-128 Enterprise */ 29 SPX5_TARGET_CT_7556 = 0x7556, /* SparX-5-160 Enterprise */ 30 SPX5_TARGET_CT_7558 = 0x7558, /* SparX-5-200 Enterprise */ 31 SPX5_TARGET_CT_7546TSN = 0x47546, /* SparX-5-64i Industrial */ 32 SPX5_TARGET_CT_7549TSN = 0x47549, /* SparX-5-90i Industrial */ 33 SPX5_TARGET_CT_7552TSN = 0x47552, /* SparX-5-128i Industrial */ 34 SPX5_TARGET_CT_7556TSN = 0x47556, /* SparX-5-160i Industrial */ 35 SPX5_TARGET_CT_7558TSN = 0x47558, /* SparX-5-200i Industrial */ 36 }; 37 38 enum sparx5_port_max_tags { 39 SPX5_PORT_MAX_TAGS_NONE, /* No extra tags allowed */ 40 SPX5_PORT_MAX_TAGS_ONE, /* Single tag allowed */ 41 SPX5_PORT_MAX_TAGS_TWO /* Single and double tag allowed */ 42 }; 43 44 enum sparx5_vlan_port_type { 45 SPX5_VLAN_PORT_TYPE_UNAWARE, /* VLAN unaware port */ 46 SPX5_VLAN_PORT_TYPE_C, /* C-port */ 47 SPX5_VLAN_PORT_TYPE_S, /* S-port */ 48 SPX5_VLAN_PORT_TYPE_S_CUSTOM /* S-port using custom type */ 49 }; 50 51 #define SPX5_PORTS 65 52 #define SPX5_PORT_CPU (SPX5_PORTS) /* Next port is CPU port */ 53 #define SPX5_PORT_CPU_0 (SPX5_PORT_CPU + 0) /* CPU Port 65 */ 54 #define SPX5_PORT_CPU_1 (SPX5_PORT_CPU + 1) /* CPU Port 66 */ 55 #define SPX5_PORT_VD0 (SPX5_PORT_CPU + 2) /* VD0/Port 67 used for IPMC */ 56 #define SPX5_PORT_VD1 (SPX5_PORT_CPU + 3) /* VD1/Port 68 used for AFI/OAM */ 57 #define SPX5_PORT_VD2 (SPX5_PORT_CPU + 4) /* VD2/Port 69 used for IPinIP*/ 58 #define SPX5_PORTS_ALL (SPX5_PORT_CPU + 5) /* Total number of ports */ 59 60 #define PGID_BASE SPX5_PORTS /* Starts after port PGIDs */ 61 #define PGID_UC_FLOOD (PGID_BASE + 0) 62 #define PGID_MC_FLOOD (PGID_BASE + 1) 63 #define PGID_IPV4_MC_DATA (PGID_BASE + 2) 64 #define PGID_IPV4_MC_CTRL (PGID_BASE + 3) 65 #define PGID_IPV6_MC_DATA (PGID_BASE + 4) 66 #define PGID_IPV6_MC_CTRL (PGID_BASE + 5) 67 #define PGID_BCAST (PGID_BASE + 6) 68 #define PGID_CPU (PGID_BASE + 7) 69 #define PGID_MCAST_START (PGID_BASE + 8) 70 71 #define PGID_TABLE_SIZE 3290 72 73 #define IFH_LEN 9 /* 36 bytes */ 74 #define NULL_VID 0 75 #define SPX5_MACT_PULL_DELAY (2 * HZ) 76 #define SPX5_STATS_CHECK_DELAY (1 * HZ) 77 #define SPX5_PRIOS 8 /* Number of priority queues */ 78 #define SPX5_BUFFER_CELL_SZ 184 /* Cell size */ 79 #define SPX5_BUFFER_MEMORY 4194280 /* 22795 words * 184 bytes */ 80 81 #define XTR_QUEUE 0 82 #define INJ_QUEUE 0 83 84 #define FDMA_DCB_MAX 64 85 #define FDMA_RX_DCB_MAX_DBS 15 86 #define FDMA_TX_DCB_MAX_DBS 1 87 88 #define SPARX5_PHC_COUNT 3 89 #define SPARX5_PHC_PORT 0 90 91 #define IFH_REW_OP_NOOP 0x0 92 #define IFH_REW_OP_ONE_STEP_PTP 0x3 93 #define IFH_REW_OP_TWO_STEP_PTP 0x4 94 95 #define IFH_PDU_TYPE_NONE 0x0 96 #define IFH_PDU_TYPE_PTP 0x5 97 #define IFH_PDU_TYPE_IPV4_UDP_PTP 0x6 98 #define IFH_PDU_TYPE_IPV6_UDP_PTP 0x7 99 100 struct sparx5; 101 102 struct sparx5_db_hw { 103 u64 dataptr; 104 u64 status; 105 }; 106 107 struct sparx5_rx_dcb_hw { 108 u64 nextptr; 109 u64 info; 110 struct sparx5_db_hw db[FDMA_RX_DCB_MAX_DBS]; 111 }; 112 113 struct sparx5_tx_dcb_hw { 114 u64 nextptr; 115 u64 info; 116 struct sparx5_db_hw db[FDMA_TX_DCB_MAX_DBS]; 117 }; 118 119 /* Frame DMA receive state: 120 * For each DB, there is a SKB, and the skb data pointer is mapped in 121 * the DB. Once a frame is received the skb is given to the upper layers 122 * and a new skb is added to the dcb. 123 * When the db_index reached FDMA_RX_DCB_MAX_DBS the DB is reused. 124 */ 125 struct sparx5_rx { 126 struct sparx5_rx_dcb_hw *dcb_entries; 127 struct sparx5_rx_dcb_hw *last_entry; 128 struct sk_buff *skb[FDMA_DCB_MAX][FDMA_RX_DCB_MAX_DBS]; 129 int db_index; 130 int dcb_index; 131 dma_addr_t dma; 132 struct napi_struct napi; 133 u32 channel_id; 134 struct net_device *ndev; 135 u64 packets; 136 }; 137 138 /* Frame DMA transmit state: 139 * DCBs are chained using the DCBs nextptr field. 140 */ 141 struct sparx5_tx { 142 struct sparx5_tx_dcb_hw *curr_entry; 143 struct sparx5_tx_dcb_hw *first_entry; 144 struct list_head db_list; 145 dma_addr_t dma; 146 u32 channel_id; 147 u64 packets; 148 u64 dropped; 149 }; 150 151 struct sparx5_port_config { 152 phy_interface_t portmode; 153 u32 bandwidth; 154 int speed; 155 int duplex; 156 enum phy_media media; 157 bool inband; 158 bool power_down; 159 bool autoneg; 160 bool serdes_reset; 161 u32 pause; 162 u32 pause_adv; 163 phy_interface_t phy_mode; 164 u32 sd_sgpio; 165 }; 166 167 struct sparx5_port { 168 struct net_device *ndev; 169 struct sparx5 *sparx5; 170 struct device_node *of_node; 171 struct phy *serdes; 172 struct sparx5_port_config conf; 173 struct phylink_config phylink_config; 174 struct phylink *phylink; 175 struct phylink_pcs phylink_pcs; 176 u16 portno; 177 /* Ingress default VLAN (pvid) */ 178 u16 pvid; 179 /* Egress default VLAN (vid) */ 180 u16 vid; 181 bool signd_internal; 182 bool signd_active_high; 183 bool signd_enable; 184 bool flow_control; 185 enum sparx5_port_max_tags max_vlan_tags; 186 enum sparx5_vlan_port_type vlan_type; 187 u32 custom_etype; 188 bool vlan_aware; 189 struct hrtimer inj_timer; 190 /* ptp */ 191 u8 ptp_cmd; 192 u16 ts_id; 193 struct sk_buff_head tx_skbs; 194 bool is_mrouter; 195 struct list_head tc_templates; /* list of TC templates on this port */ 196 }; 197 198 enum sparx5_core_clockfreq { 199 SPX5_CORE_CLOCK_DEFAULT, /* Defaults to the highest supported frequency */ 200 SPX5_CORE_CLOCK_250MHZ, /* 250MHZ core clock frequency */ 201 SPX5_CORE_CLOCK_500MHZ, /* 500MHZ core clock frequency */ 202 SPX5_CORE_CLOCK_625MHZ, /* 625MHZ core clock frequency */ 203 }; 204 205 struct sparx5_phc { 206 struct ptp_clock *clock; 207 struct ptp_clock_info info; 208 struct kernel_hwtstamp_config hwtstamp_config; 209 struct sparx5 *sparx5; 210 u8 index; 211 }; 212 213 struct sparx5_skb_cb { 214 u8 rew_op; 215 u8 pdu_type; 216 u8 pdu_w16_offset; 217 u16 ts_id; 218 unsigned long jiffies; 219 }; 220 221 struct sparx5_mdb_entry { 222 struct list_head list; 223 DECLARE_BITMAP(port_mask, SPX5_PORTS); 224 unsigned char addr[ETH_ALEN]; 225 bool cpu_copy; 226 u16 vid; 227 u16 pgid_idx; 228 }; 229 230 #define SPARX5_PTP_TIMEOUT msecs_to_jiffies(10) 231 #define SPARX5_SKB_CB(skb) \ 232 ((struct sparx5_skb_cb *)((skb)->cb)) 233 234 struct sparx5 { 235 struct platform_device *pdev; 236 struct device *dev; 237 u32 chip_id; 238 enum spx5_target_chiptype target_ct; 239 void __iomem *regs[NUM_TARGETS]; 240 int port_count; 241 struct mutex lock; /* MAC reg lock */ 242 /* port structures are in net device */ 243 struct sparx5_port *ports[SPX5_PORTS]; 244 enum sparx5_core_clockfreq coreclock; 245 /* Statistics */ 246 u32 num_stats; 247 u32 num_ethtool_stats; 248 const char * const *stats_layout; 249 u64 *stats; 250 /* Workqueue for reading stats */ 251 struct mutex queue_stats_lock; 252 struct delayed_work stats_work; 253 struct workqueue_struct *stats_queue; 254 /* Notifiers */ 255 struct notifier_block netdevice_nb; 256 struct notifier_block switchdev_nb; 257 struct notifier_block switchdev_blocking_nb; 258 /* Switch state */ 259 u8 base_mac[ETH_ALEN]; 260 /* Associated bridge device (when bridged) */ 261 struct net_device *hw_bridge_dev; 262 /* Bridged interfaces */ 263 DECLARE_BITMAP(bridge_mask, SPX5_PORTS); 264 DECLARE_BITMAP(bridge_fwd_mask, SPX5_PORTS); 265 DECLARE_BITMAP(bridge_lrn_mask, SPX5_PORTS); 266 DECLARE_BITMAP(vlan_mask[VLAN_N_VID], SPX5_PORTS); 267 /* SW MAC table */ 268 struct list_head mact_entries; 269 /* mac table list (mact_entries) mutex */ 270 struct mutex mact_lock; 271 /* SW MDB table */ 272 struct list_head mdb_entries; 273 /* mdb list mutex */ 274 struct mutex mdb_lock; 275 struct delayed_work mact_work; 276 struct workqueue_struct *mact_queue; 277 /* Board specifics */ 278 bool sd_sgpio_remapping; 279 /* Register based inj/xtr */ 280 int xtr_irq; 281 /* Frame DMA */ 282 int fdma_irq; 283 struct sparx5_rx rx; 284 struct sparx5_tx tx; 285 /* PTP */ 286 bool ptp; 287 struct sparx5_phc phc[SPARX5_PHC_COUNT]; 288 spinlock_t ptp_clock_lock; /* lock for phc */ 289 spinlock_t ptp_ts_id_lock; /* lock for ts_id */ 290 struct mutex ptp_lock; /* lock for ptp interface state */ 291 u16 ptp_skbs; 292 int ptp_irq; 293 /* VCAP */ 294 struct vcap_control *vcap_ctrl; 295 /* PGID allocation map */ 296 u8 pgid_map[PGID_TABLE_SIZE]; 297 /* Common root for debugfs */ 298 struct dentry *debugfs_root; 299 }; 300 301 /* sparx5_switchdev.c */ 302 int sparx5_register_notifier_blocks(struct sparx5 *sparx5); 303 void sparx5_unregister_notifier_blocks(struct sparx5 *sparx5); 304 305 /* sparx5_packet.c */ 306 struct frame_info { 307 int src_port; 308 u32 timestamp; 309 }; 310 311 void sparx5_xtr_flush(struct sparx5 *sparx5, u8 grp); 312 void sparx5_ifh_parse(u32 *ifh, struct frame_info *info); 313 irqreturn_t sparx5_xtr_handler(int irq, void *_priv); 314 netdev_tx_t sparx5_port_xmit_impl(struct sk_buff *skb, struct net_device *dev); 315 int sparx5_manual_injection_mode(struct sparx5 *sparx5); 316 void sparx5_port_inj_timer_setup(struct sparx5_port *port); 317 318 /* sparx5_fdma.c */ 319 int sparx5_fdma_start(struct sparx5 *sparx5); 320 int sparx5_fdma_stop(struct sparx5 *sparx5); 321 int sparx5_fdma_xmit(struct sparx5 *sparx5, u32 *ifh, struct sk_buff *skb); 322 irqreturn_t sparx5_fdma_handler(int irq, void *args); 323 324 /* sparx5_mactable.c */ 325 void sparx5_mact_pull_work(struct work_struct *work); 326 int sparx5_mact_learn(struct sparx5 *sparx5, int port, 327 const unsigned char mac[ETH_ALEN], u16 vid); 328 bool sparx5_mact_getnext(struct sparx5 *sparx5, 329 unsigned char mac[ETH_ALEN], u16 *vid, u32 *pcfg2); 330 int sparx5_mact_find(struct sparx5 *sparx5, 331 const unsigned char mac[ETH_ALEN], u16 vid, u32 *pcfg2); 332 int sparx5_mact_forget(struct sparx5 *sparx5, 333 const unsigned char mac[ETH_ALEN], u16 vid); 334 int sparx5_add_mact_entry(struct sparx5 *sparx5, 335 struct net_device *dev, 336 u16 portno, 337 const unsigned char *addr, u16 vid); 338 int sparx5_del_mact_entry(struct sparx5 *sparx5, 339 const unsigned char *addr, 340 u16 vid); 341 int sparx5_mc_sync(struct net_device *dev, const unsigned char *addr); 342 int sparx5_mc_unsync(struct net_device *dev, const unsigned char *addr); 343 void sparx5_set_ageing(struct sparx5 *sparx5, int msecs); 344 void sparx5_mact_init(struct sparx5 *sparx5); 345 346 /* sparx5_vlan.c */ 347 void sparx5_pgid_update_mask(struct sparx5_port *port, int pgid, bool enable); 348 void sparx5_pgid_clear(struct sparx5 *spx5, int pgid); 349 void sparx5_pgid_read_mask(struct sparx5 *sparx5, int pgid, u32 portmask[3]); 350 void sparx5_update_fwd(struct sparx5 *sparx5); 351 void sparx5_vlan_init(struct sparx5 *sparx5); 352 void sparx5_vlan_port_setup(struct sparx5 *sparx5, int portno); 353 int sparx5_vlan_vid_add(struct sparx5_port *port, u16 vid, bool pvid, 354 bool untagged); 355 int sparx5_vlan_vid_del(struct sparx5_port *port, u16 vid); 356 void sparx5_vlan_port_apply(struct sparx5 *sparx5, struct sparx5_port *port); 357 358 /* sparx5_calendar.c */ 359 int sparx5_config_auto_calendar(struct sparx5 *sparx5); 360 int sparx5_config_dsm_calendar(struct sparx5 *sparx5); 361 362 /* sparx5_ethtool.c */ 363 void sparx5_get_stats64(struct net_device *ndev, struct rtnl_link_stats64 *stats); 364 int sparx_stats_init(struct sparx5 *sparx5); 365 366 /* sparx5_dcb.c */ 367 #ifdef CONFIG_SPARX5_DCB 368 int sparx5_dcb_init(struct sparx5 *sparx5); 369 #else 370 static inline int sparx5_dcb_init(struct sparx5 *sparx5) 371 { 372 return 0; 373 } 374 #endif 375 376 /* sparx5_netdev.c */ 377 void sparx5_set_port_ifh_timestamp(void *ifh_hdr, u64 timestamp); 378 void sparx5_set_port_ifh_rew_op(void *ifh_hdr, u32 rew_op); 379 void sparx5_set_port_ifh_pdu_type(void *ifh_hdr, u32 pdu_type); 380 void sparx5_set_port_ifh_pdu_w16_offset(void *ifh_hdr, u32 pdu_w16_offset); 381 void sparx5_set_port_ifh(void *ifh_hdr, u16 portno); 382 bool sparx5_netdevice_check(const struct net_device *dev); 383 struct net_device *sparx5_create_netdev(struct sparx5 *sparx5, u32 portno); 384 int sparx5_register_netdevs(struct sparx5 *sparx5); 385 void sparx5_destroy_netdevs(struct sparx5 *sparx5); 386 void sparx5_unregister_netdevs(struct sparx5 *sparx5); 387 388 /* sparx5_ptp.c */ 389 int sparx5_ptp_init(struct sparx5 *sparx5); 390 void sparx5_ptp_deinit(struct sparx5 *sparx5); 391 int sparx5_ptp_hwtstamp_set(struct sparx5_port *port, 392 struct kernel_hwtstamp_config *cfg, 393 struct netlink_ext_ack *extack); 394 void sparx5_ptp_hwtstamp_get(struct sparx5_port *port, 395 struct kernel_hwtstamp_config *cfg); 396 void sparx5_ptp_rxtstamp(struct sparx5 *sparx5, struct sk_buff *skb, 397 u64 timestamp); 398 int sparx5_ptp_txtstamp_request(struct sparx5_port *port, 399 struct sk_buff *skb); 400 void sparx5_ptp_txtstamp_release(struct sparx5_port *port, 401 struct sk_buff *skb); 402 irqreturn_t sparx5_ptp_irq_handler(int irq, void *args); 403 int sparx5_ptp_gettime64(struct ptp_clock_info *ptp, struct timespec64 *ts); 404 405 /* sparx5_vcap_impl.c */ 406 int sparx5_vcap_init(struct sparx5 *sparx5); 407 void sparx5_vcap_destroy(struct sparx5 *sparx5); 408 409 /* sparx5_pgid.c */ 410 enum sparx5_pgid_type { 411 SPX5_PGID_FREE, 412 SPX5_PGID_RESERVED, 413 SPX5_PGID_MULTICAST, 414 }; 415 416 void sparx5_pgid_init(struct sparx5 *spx5); 417 int sparx5_pgid_alloc_mcast(struct sparx5 *spx5, u16 *idx); 418 int sparx5_pgid_free(struct sparx5 *spx5, u16 idx); 419 420 /* sparx5_pool.c */ 421 struct sparx5_pool_entry { 422 u16 ref_cnt; 423 u32 idx; /* tc index */ 424 }; 425 426 u32 sparx5_pool_idx_to_id(u32 idx); 427 int sparx5_pool_put(struct sparx5_pool_entry *pool, int size, u32 id); 428 int sparx5_pool_get(struct sparx5_pool_entry *pool, int size, u32 *id); 429 int sparx5_pool_get_with_idx(struct sparx5_pool_entry *pool, int size, u32 idx, 430 u32 *id); 431 432 /* sparx5_sdlb.c */ 433 #define SPX5_SDLB_PUP_TOKEN_DISABLE 0x1FFF 434 #define SPX5_SDLB_PUP_TOKEN_MAX (SPX5_SDLB_PUP_TOKEN_DISABLE - 1) 435 #define SPX5_SDLB_GROUP_RATE_MAX 25000000000ULL 436 #define SPX5_SDLB_2CYCLES_TYPE2_THRES_OFFSET 13 437 #define SPX5_SDLB_CNT 4096 438 #define SPX5_SDLB_GROUP_CNT 10 439 #define SPX5_CLK_PER_100PS_DEFAULT 16 440 441 struct sparx5_sdlb_group { 442 u64 max_rate; 443 u32 min_burst; 444 u32 frame_size; 445 u32 pup_interval; 446 u32 nsets; 447 }; 448 449 extern struct sparx5_sdlb_group sdlb_groups[SPX5_SDLB_GROUP_CNT]; 450 int sparx5_sdlb_pup_token_get(struct sparx5 *sparx5, u32 pup_interval, 451 u64 rate); 452 453 int sparx5_sdlb_clk_hz_get(struct sparx5 *sparx5); 454 int sparx5_sdlb_group_get_by_rate(struct sparx5 *sparx5, u32 rate, u32 burst); 455 int sparx5_sdlb_group_get_by_index(struct sparx5 *sparx5, u32 idx, u32 *group); 456 457 int sparx5_sdlb_group_add(struct sparx5 *sparx5, u32 group, u32 idx); 458 int sparx5_sdlb_group_del(struct sparx5 *sparx5, u32 group, u32 idx); 459 460 void sparx5_sdlb_group_init(struct sparx5 *sparx5, u64 max_rate, u32 min_burst, 461 u32 frame_size, u32 idx); 462 463 /* sparx5_police.c */ 464 enum { 465 /* More policer types will be added later */ 466 SPX5_POL_SERVICE 467 }; 468 469 struct sparx5_policer { 470 u32 type; 471 u32 idx; 472 u64 rate; 473 u32 burst; 474 u32 group; 475 u8 event_mask; 476 }; 477 478 int sparx5_policer_conf_set(struct sparx5 *sparx5, struct sparx5_policer *pol); 479 480 /* sparx5_psfp.c */ 481 #define SPX5_PSFP_GCE_CNT 4 482 #define SPX5_PSFP_SG_CNT 1024 483 #define SPX5_PSFP_SG_MIN_CYCLE_TIME_NS (1 * NSEC_PER_USEC) 484 #define SPX5_PSFP_SG_MAX_CYCLE_TIME_NS ((1 * NSEC_PER_SEC) - 1) 485 #define SPX5_PSFP_SG_MAX_IPV (SPX5_PRIOS - 1) 486 #define SPX5_PSFP_SG_OPEN (SPX5_PSFP_SG_CNT - 1) 487 #define SPX5_PSFP_SG_CYCLE_TIME_DEFAULT 1000000 488 #define SPX5_PSFP_SF_MAX_SDU 16383 489 490 struct sparx5_psfp_fm { 491 struct sparx5_policer pol; 492 }; 493 494 struct sparx5_psfp_gce { 495 bool gate_state; /* StreamGateState */ 496 u32 interval; /* TimeInterval */ 497 u32 ipv; /* InternalPriorityValue */ 498 u32 maxoctets; /* IntervalOctetMax */ 499 }; 500 501 struct sparx5_psfp_sg { 502 bool gate_state; /* PSFPAdminGateStates */ 503 bool gate_enabled; /* PSFPGateEnabled */ 504 u32 ipv; /* PSFPAdminIPV */ 505 struct timespec64 basetime; /* PSFPAdminBaseTime */ 506 u32 cycletime; /* PSFPAdminCycleTime */ 507 u32 cycletimeext; /* PSFPAdminCycleTimeExtension */ 508 u32 num_entries; /* PSFPAdminControlListLength */ 509 struct sparx5_psfp_gce gce[SPX5_PSFP_GCE_CNT]; 510 }; 511 512 struct sparx5_psfp_sf { 513 bool sblock_osize_ena; 514 bool sblock_osize; 515 u32 max_sdu; 516 u32 sgid; /* Gate id */ 517 u32 fmid; /* Flow meter id */ 518 }; 519 520 int sparx5_psfp_fm_add(struct sparx5 *sparx5, u32 uidx, 521 struct sparx5_psfp_fm *fm, u32 *id); 522 int sparx5_psfp_fm_del(struct sparx5 *sparx5, u32 id); 523 524 int sparx5_psfp_sg_add(struct sparx5 *sparx5, u32 uidx, 525 struct sparx5_psfp_sg *sg, u32 *id); 526 int sparx5_psfp_sg_del(struct sparx5 *sparx5, u32 id); 527 528 int sparx5_psfp_sf_add(struct sparx5 *sparx5, const struct sparx5_psfp_sf *sf, 529 u32 *id); 530 int sparx5_psfp_sf_del(struct sparx5 *sparx5, u32 id); 531 532 u32 sparx5_psfp_isdx_get_sf(struct sparx5 *sparx5, u32 isdx); 533 u32 sparx5_psfp_isdx_get_fm(struct sparx5 *sparx5, u32 isdx); 534 u32 sparx5_psfp_sf_get_sg(struct sparx5 *sparx5, u32 sfid); 535 void sparx5_isdx_conf_set(struct sparx5 *sparx5, u32 isdx, u32 sfid, u32 fmid); 536 537 void sparx5_psfp_init(struct sparx5 *sparx5); 538 539 /* sparx5_qos.c */ 540 void sparx5_new_base_time(struct sparx5 *sparx5, const u32 cycle_time, 541 const ktime_t org_base_time, ktime_t *new_base_time); 542 543 /* Clock period in picoseconds */ 544 static inline u32 sparx5_clk_period(enum sparx5_core_clockfreq cclock) 545 { 546 switch (cclock) { 547 case SPX5_CORE_CLOCK_250MHZ: 548 return 4000; 549 case SPX5_CORE_CLOCK_500MHZ: 550 return 2000; 551 case SPX5_CORE_CLOCK_625MHZ: 552 default: 553 return 1600; 554 } 555 } 556 557 static inline bool sparx5_is_baser(phy_interface_t interface) 558 { 559 return interface == PHY_INTERFACE_MODE_5GBASER || 560 interface == PHY_INTERFACE_MODE_10GBASER || 561 interface == PHY_INTERFACE_MODE_25GBASER; 562 } 563 564 extern const struct phylink_mac_ops sparx5_phylink_mac_ops; 565 extern const struct phylink_pcs_ops sparx5_phylink_pcs_ops; 566 extern const struct ethtool_ops sparx5_ethtool_ops; 567 extern const struct dcbnl_rtnl_ops sparx5_dcbnl_ops; 568 569 /* Calculate raw offset */ 570 static inline __pure int spx5_offset(int id, int tinst, int tcnt, 571 int gbase, int ginst, 572 int gcnt, int gwidth, 573 int raddr, int rinst, 574 int rcnt, int rwidth) 575 { 576 WARN_ON((tinst) >= tcnt); 577 WARN_ON((ginst) >= gcnt); 578 WARN_ON((rinst) >= rcnt); 579 return gbase + ((ginst) * gwidth) + 580 raddr + ((rinst) * rwidth); 581 } 582 583 /* Read, Write and modify registers content. 584 * The register definition macros start at the id 585 */ 586 static inline void __iomem *spx5_addr(void __iomem *base[], 587 int id, int tinst, int tcnt, 588 int gbase, int ginst, 589 int gcnt, int gwidth, 590 int raddr, int rinst, 591 int rcnt, int rwidth) 592 { 593 WARN_ON((tinst) >= tcnt); 594 WARN_ON((ginst) >= gcnt); 595 WARN_ON((rinst) >= rcnt); 596 return base[id + (tinst)] + 597 gbase + ((ginst) * gwidth) + 598 raddr + ((rinst) * rwidth); 599 } 600 601 static inline void __iomem *spx5_inst_addr(void __iomem *base, 602 int gbase, int ginst, 603 int gcnt, int gwidth, 604 int raddr, int rinst, 605 int rcnt, int rwidth) 606 { 607 WARN_ON((ginst) >= gcnt); 608 WARN_ON((rinst) >= rcnt); 609 return base + 610 gbase + ((ginst) * gwidth) + 611 raddr + ((rinst) * rwidth); 612 } 613 614 static inline u32 spx5_rd(struct sparx5 *sparx5, int id, int tinst, int tcnt, 615 int gbase, int ginst, int gcnt, int gwidth, 616 int raddr, int rinst, int rcnt, int rwidth) 617 { 618 return readl(spx5_addr(sparx5->regs, id, tinst, tcnt, gbase, ginst, 619 gcnt, gwidth, raddr, rinst, rcnt, rwidth)); 620 } 621 622 static inline u32 spx5_inst_rd(void __iomem *iomem, int id, int tinst, int tcnt, 623 int gbase, int ginst, int gcnt, int gwidth, 624 int raddr, int rinst, int rcnt, int rwidth) 625 { 626 return readl(spx5_inst_addr(iomem, gbase, ginst, 627 gcnt, gwidth, raddr, rinst, rcnt, rwidth)); 628 } 629 630 static inline void spx5_wr(u32 val, struct sparx5 *sparx5, 631 int id, int tinst, int tcnt, 632 int gbase, int ginst, int gcnt, int gwidth, 633 int raddr, int rinst, int rcnt, int rwidth) 634 { 635 writel(val, spx5_addr(sparx5->regs, id, tinst, tcnt, 636 gbase, ginst, gcnt, gwidth, 637 raddr, rinst, rcnt, rwidth)); 638 } 639 640 static inline void spx5_inst_wr(u32 val, void __iomem *iomem, 641 int id, int tinst, int tcnt, 642 int gbase, int ginst, int gcnt, int gwidth, 643 int raddr, int rinst, int rcnt, int rwidth) 644 { 645 writel(val, spx5_inst_addr(iomem, 646 gbase, ginst, gcnt, gwidth, 647 raddr, rinst, rcnt, rwidth)); 648 } 649 650 static inline void spx5_rmw(u32 val, u32 mask, struct sparx5 *sparx5, 651 int id, int tinst, int tcnt, 652 int gbase, int ginst, int gcnt, int gwidth, 653 int raddr, int rinst, int rcnt, int rwidth) 654 { 655 u32 nval; 656 657 nval = readl(spx5_addr(sparx5->regs, id, tinst, tcnt, gbase, ginst, 658 gcnt, gwidth, raddr, rinst, rcnt, rwidth)); 659 nval = (nval & ~mask) | (val & mask); 660 writel(nval, spx5_addr(sparx5->regs, id, tinst, tcnt, gbase, ginst, 661 gcnt, gwidth, raddr, rinst, rcnt, rwidth)); 662 } 663 664 static inline void spx5_inst_rmw(u32 val, u32 mask, void __iomem *iomem, 665 int id, int tinst, int tcnt, 666 int gbase, int ginst, int gcnt, int gwidth, 667 int raddr, int rinst, int rcnt, int rwidth) 668 { 669 u32 nval; 670 671 nval = readl(spx5_inst_addr(iomem, gbase, ginst, gcnt, gwidth, raddr, 672 rinst, rcnt, rwidth)); 673 nval = (nval & ~mask) | (val & mask); 674 writel(nval, spx5_inst_addr(iomem, gbase, ginst, gcnt, gwidth, raddr, 675 rinst, rcnt, rwidth)); 676 } 677 678 static inline void __iomem *spx5_inst_get(struct sparx5 *sparx5, int id, int tinst) 679 { 680 return sparx5->regs[id + tinst]; 681 } 682 683 static inline void __iomem *spx5_reg_get(struct sparx5 *sparx5, 684 int id, int tinst, int tcnt, 685 int gbase, int ginst, int gcnt, int gwidth, 686 int raddr, int rinst, int rcnt, int rwidth) 687 { 688 return spx5_addr(sparx5->regs, id, tinst, tcnt, 689 gbase, ginst, gcnt, gwidth, 690 raddr, rinst, rcnt, rwidth); 691 } 692 693 #endif /* __SPARX5_MAIN_H__ */ 694