1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * Marvell 88E6xxx Ethernet switch single-chip definition 4 * 5 * Copyright (c) 2008 Marvell Semiconductor 6 */ 7 8 #ifndef _MV88E6XXX_CHIP_H 9 #define _MV88E6XXX_CHIP_H 10 11 #include <linux/idr.h> 12 #include <linux/if_vlan.h> 13 #include <linux/irq.h> 14 #include <linux/gpio/consumer.h> 15 #include <linux/kthread.h> 16 #include <linux/phy.h> 17 #include <linux/ptp_clock_kernel.h> 18 #include <linux/timecounter.h> 19 #include <net/dsa.h> 20 21 #define MV88E6XXX_N_FID 4096 22 23 /* PVT limits for 4-bit port and 5-bit switch */ 24 #define MV88E6XXX_MAX_PVT_SWITCHES 32 25 #define MV88E6XXX_MAX_PVT_PORTS 16 26 27 #define MV88E6XXX_MAX_GPIO 16 28 29 enum mv88e6xxx_egress_mode { 30 MV88E6XXX_EGRESS_MODE_UNMODIFIED, 31 MV88E6XXX_EGRESS_MODE_UNTAGGED, 32 MV88E6XXX_EGRESS_MODE_TAGGED, 33 MV88E6XXX_EGRESS_MODE_ETHERTYPE, 34 }; 35 36 enum mv88e6xxx_egress_direction { 37 MV88E6XXX_EGRESS_DIR_INGRESS, 38 MV88E6XXX_EGRESS_DIR_EGRESS, 39 }; 40 41 enum mv88e6xxx_frame_mode { 42 MV88E6XXX_FRAME_MODE_NORMAL, 43 MV88E6XXX_FRAME_MODE_DSA, 44 MV88E6XXX_FRAME_MODE_PROVIDER, 45 MV88E6XXX_FRAME_MODE_ETHERTYPE, 46 }; 47 48 /* List of supported models */ 49 enum mv88e6xxx_model { 50 MV88E6085, 51 MV88E6095, 52 MV88E6097, 53 MV88E6123, 54 MV88E6131, 55 MV88E6141, 56 MV88E6161, 57 MV88E6165, 58 MV88E6171, 59 MV88E6172, 60 MV88E6175, 61 MV88E6176, 62 MV88E6185, 63 MV88E6190, 64 MV88E6190X, 65 MV88E6191, 66 MV88E6220, 67 MV88E6240, 68 MV88E6250, 69 MV88E6290, 70 MV88E6320, 71 MV88E6321, 72 MV88E6341, 73 MV88E6350, 74 MV88E6351, 75 MV88E6352, 76 MV88E6390, 77 MV88E6390X, 78 }; 79 80 enum mv88e6xxx_family { 81 MV88E6XXX_FAMILY_NONE, 82 MV88E6XXX_FAMILY_6065, /* 6031 6035 6061 6065 */ 83 MV88E6XXX_FAMILY_6095, /* 6092 6095 */ 84 MV88E6XXX_FAMILY_6097, /* 6046 6085 6096 6097 */ 85 MV88E6XXX_FAMILY_6165, /* 6123 6161 6165 */ 86 MV88E6XXX_FAMILY_6185, /* 6108 6121 6122 6131 6152 6155 6182 6185 */ 87 MV88E6XXX_FAMILY_6250, /* 6220 6250 */ 88 MV88E6XXX_FAMILY_6320, /* 6320 6321 */ 89 MV88E6XXX_FAMILY_6341, /* 6141 6341 */ 90 MV88E6XXX_FAMILY_6351, /* 6171 6175 6350 6351 */ 91 MV88E6XXX_FAMILY_6352, /* 6172 6176 6240 6352 */ 92 MV88E6XXX_FAMILY_6390, /* 6190 6190X 6191 6290 6390 6390X */ 93 }; 94 95 struct mv88e6xxx_ops; 96 97 struct mv88e6xxx_info { 98 enum mv88e6xxx_family family; 99 u16 prod_num; 100 const char *name; 101 unsigned int num_databases; 102 unsigned int num_macs; 103 unsigned int num_ports; 104 unsigned int num_internal_phys; 105 unsigned int num_gpio; 106 unsigned int max_vid; 107 unsigned int port_base_addr; 108 unsigned int phy_base_addr; 109 unsigned int global1_addr; 110 unsigned int global2_addr; 111 unsigned int age_time_coeff; 112 unsigned int g1_irqs; 113 unsigned int g2_irqs; 114 bool pvt; 115 116 /* Mark certain ports as invalid. This is required for example for the 117 * MV88E6220 (which is in general a MV88E6250 with 7 ports) but the 118 * ports 2-4 are not routet to pins. 119 */ 120 unsigned int invalid_port_mask; 121 /* Multi-chip Addressing Mode. 122 * Some chips respond to only 2 registers of its own SMI device address 123 * when it is non-zero, and use indirect access to internal registers. 124 */ 125 bool multi_chip; 126 /* Dual-chip Addressing Mode 127 * Some chips respond to only half of the 32 SMI addresses, 128 * allowing two to coexist on the same SMI interface. 129 */ 130 bool dual_chip; 131 132 enum dsa_tag_protocol tag_protocol; 133 134 /* Mask for FromPort and ToPort value of PortVec used in ATU Move 135 * operation. 0 means that the ATU Move operation is not supported. 136 */ 137 u8 atu_move_port_mask; 138 const struct mv88e6xxx_ops *ops; 139 140 /* Supports PTP */ 141 bool ptp_support; 142 }; 143 144 struct mv88e6xxx_atu_entry { 145 u8 state; 146 bool trunk; 147 u16 portvec; 148 u8 mac[ETH_ALEN]; 149 }; 150 151 struct mv88e6xxx_vtu_entry { 152 u16 vid; 153 u16 fid; 154 u8 sid; 155 bool valid; 156 u8 member[DSA_MAX_PORTS]; 157 u8 state[DSA_MAX_PORTS]; 158 }; 159 160 struct mv88e6xxx_bus_ops; 161 struct mv88e6xxx_irq_ops; 162 struct mv88e6xxx_gpio_ops; 163 struct mv88e6xxx_avb_ops; 164 struct mv88e6xxx_ptp_ops; 165 166 struct mv88e6xxx_irq { 167 u16 masked; 168 struct irq_chip chip; 169 struct irq_domain *domain; 170 unsigned int nirqs; 171 }; 172 173 /* state flags for mv88e6xxx_port_hwtstamp::state */ 174 enum { 175 MV88E6XXX_HWTSTAMP_ENABLED, 176 MV88E6XXX_HWTSTAMP_TX_IN_PROGRESS, 177 }; 178 179 struct mv88e6xxx_port_hwtstamp { 180 /* Port index */ 181 int port_id; 182 183 /* Timestamping state */ 184 unsigned long state; 185 186 /* Resources for receive timestamping */ 187 struct sk_buff_head rx_queue; 188 struct sk_buff_head rx_queue2; 189 190 /* Resources for transmit timestamping */ 191 unsigned long tx_tstamp_start; 192 struct sk_buff *tx_skb; 193 u16 tx_seq_id; 194 195 /* Current timestamp configuration */ 196 struct hwtstamp_config tstamp_config; 197 }; 198 199 enum mv88e6xxx_policy_mapping { 200 MV88E6XXX_POLICY_MAPPING_DA, 201 MV88E6XXX_POLICY_MAPPING_SA, 202 MV88E6XXX_POLICY_MAPPING_VTU, 203 MV88E6XXX_POLICY_MAPPING_ETYPE, 204 MV88E6XXX_POLICY_MAPPING_PPPOE, 205 MV88E6XXX_POLICY_MAPPING_VBAS, 206 MV88E6XXX_POLICY_MAPPING_OPT82, 207 MV88E6XXX_POLICY_MAPPING_UDP, 208 }; 209 210 enum mv88e6xxx_policy_action { 211 MV88E6XXX_POLICY_ACTION_NORMAL, 212 MV88E6XXX_POLICY_ACTION_MIRROR, 213 MV88E6XXX_POLICY_ACTION_TRAP, 214 MV88E6XXX_POLICY_ACTION_DISCARD, 215 }; 216 217 struct mv88e6xxx_policy { 218 enum mv88e6xxx_policy_mapping mapping; 219 enum mv88e6xxx_policy_action action; 220 struct ethtool_rx_flow_spec fs; 221 u8 addr[ETH_ALEN]; 222 int port; 223 u16 vid; 224 }; 225 226 struct mv88e6xxx_port { 227 struct mv88e6xxx_chip *chip; 228 int port; 229 u64 serdes_stats[2]; 230 u64 atu_member_violation; 231 u64 atu_miss_violation; 232 u64 atu_full_violation; 233 u64 vtu_member_violation; 234 u64 vtu_miss_violation; 235 u8 cmode; 236 bool mirror_ingress; 237 bool mirror_egress; 238 unsigned int serdes_irq; 239 char serdes_irq_name[64]; 240 }; 241 242 struct mv88e6xxx_chip { 243 const struct mv88e6xxx_info *info; 244 245 /* The dsa_switch this private structure is related to */ 246 struct dsa_switch *ds; 247 248 /* The device this structure is associated to */ 249 struct device *dev; 250 251 /* This mutex protects the access to the switch registers */ 252 struct mutex reg_lock; 253 254 /* The MII bus and the address on the bus that is used to 255 * communication with the switch 256 */ 257 const struct mv88e6xxx_bus_ops *smi_ops; 258 struct mii_bus *bus; 259 int sw_addr; 260 261 /* Handles automatic disabling and re-enabling of the PHY 262 * polling unit. 263 */ 264 const struct mv88e6xxx_bus_ops *phy_ops; 265 struct mutex ppu_mutex; 266 int ppu_disabled; 267 struct work_struct ppu_work; 268 struct timer_list ppu_timer; 269 270 /* This mutex serialises access to the statistics unit. 271 * Hold this mutex over snapshot + dump sequences. 272 */ 273 struct mutex stats_mutex; 274 275 /* A switch may have a GPIO line tied to its reset pin. Parse 276 * this from the device tree, and use it before performing 277 * switch soft reset. 278 */ 279 struct gpio_desc *reset; 280 281 /* set to size of eeprom if supported by the switch */ 282 u32 eeprom_len; 283 284 /* List of mdio busses */ 285 struct list_head mdios; 286 287 /* Policy Control List IDs and rules */ 288 struct idr policies; 289 290 /* There can be two interrupt controllers, which are chained 291 * off a GPIO as interrupt source 292 */ 293 struct mv88e6xxx_irq g1_irq; 294 struct mv88e6xxx_irq g2_irq; 295 int irq; 296 char irq_name[64]; 297 int device_irq; 298 char device_irq_name[64]; 299 int watchdog_irq; 300 char watchdog_irq_name[64]; 301 302 int atu_prob_irq; 303 char atu_prob_irq_name[64]; 304 int vtu_prob_irq; 305 char vtu_prob_irq_name[64]; 306 struct kthread_worker *kworker; 307 struct kthread_delayed_work irq_poll_work; 308 309 /* GPIO resources */ 310 u8 gpio_data[2]; 311 312 /* This cyclecounter abstracts the switch PTP time. 313 * reg_lock must be held for any operation that read()s. 314 */ 315 struct cyclecounter tstamp_cc; 316 struct timecounter tstamp_tc; 317 struct delayed_work overflow_work; 318 319 struct ptp_clock *ptp_clock; 320 struct ptp_clock_info ptp_clock_info; 321 struct delayed_work tai_event_work; 322 struct ptp_pin_desc pin_config[MV88E6XXX_MAX_GPIO]; 323 u16 trig_config; 324 u16 evcap_config; 325 u16 enable_count; 326 327 /* Current ingress and egress monitor ports */ 328 int egress_dest_port; 329 int ingress_dest_port; 330 331 /* Per-port timestamping resources. */ 332 struct mv88e6xxx_port_hwtstamp port_hwtstamp[DSA_MAX_PORTS]; 333 334 /* Array of port structures. */ 335 struct mv88e6xxx_port ports[DSA_MAX_PORTS]; 336 }; 337 338 struct mv88e6xxx_bus_ops { 339 int (*read)(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val); 340 int (*write)(struct mv88e6xxx_chip *chip, int addr, int reg, u16 val); 341 }; 342 343 struct mv88e6xxx_mdio_bus { 344 struct mii_bus *bus; 345 struct mv88e6xxx_chip *chip; 346 struct list_head list; 347 bool external; 348 }; 349 350 struct mv88e6xxx_ops { 351 /* Switch Setup Errata, called early in the switch setup to 352 * allow any errata actions to be performed 353 */ 354 int (*setup_errata)(struct mv88e6xxx_chip *chip); 355 356 int (*ieee_pri_map)(struct mv88e6xxx_chip *chip); 357 int (*ip_pri_map)(struct mv88e6xxx_chip *chip); 358 359 /* Ingress Rate Limit unit (IRL) operations */ 360 int (*irl_init_all)(struct mv88e6xxx_chip *chip, int port); 361 362 int (*get_eeprom)(struct mv88e6xxx_chip *chip, 363 struct ethtool_eeprom *eeprom, u8 *data); 364 int (*set_eeprom)(struct mv88e6xxx_chip *chip, 365 struct ethtool_eeprom *eeprom, u8 *data); 366 367 int (*set_switch_mac)(struct mv88e6xxx_chip *chip, u8 *addr); 368 369 int (*phy_read)(struct mv88e6xxx_chip *chip, 370 struct mii_bus *bus, 371 int addr, int reg, u16 *val); 372 int (*phy_write)(struct mv88e6xxx_chip *chip, 373 struct mii_bus *bus, 374 int addr, int reg, u16 val); 375 376 /* Priority Override Table operations */ 377 int (*pot_clear)(struct mv88e6xxx_chip *chip); 378 379 /* PHY Polling Unit (PPU) operations */ 380 int (*ppu_enable)(struct mv88e6xxx_chip *chip); 381 int (*ppu_disable)(struct mv88e6xxx_chip *chip); 382 383 /* Switch Software Reset */ 384 int (*reset)(struct mv88e6xxx_chip *chip); 385 386 /* RGMII Receive/Transmit Timing Control 387 * Add delay on PHY_INTERFACE_MODE_RGMII_*ID, no delay otherwise. 388 */ 389 int (*port_set_rgmii_delay)(struct mv88e6xxx_chip *chip, int port, 390 phy_interface_t mode); 391 392 #define LINK_FORCED_DOWN 0 393 #define LINK_FORCED_UP 1 394 #define LINK_UNFORCED -2 395 396 /* Port's MAC link state 397 * Use LINK_FORCED_UP or LINK_FORCED_DOWN to force link up or down, 398 * or LINK_UNFORCED for normal link detection. 399 */ 400 int (*port_set_link)(struct mv88e6xxx_chip *chip, int port, int link); 401 402 #define DUPLEX_UNFORCED -2 403 404 /* Port's MAC duplex mode 405 * 406 * Use DUPLEX_HALF or DUPLEX_FULL to force half or full duplex, 407 * or DUPLEX_UNFORCED for normal duplex detection. 408 */ 409 int (*port_set_duplex)(struct mv88e6xxx_chip *chip, int port, int dup); 410 411 #define PAUSE_ON 1 412 #define PAUSE_OFF 0 413 414 /* Enable/disable sending Pause */ 415 int (*port_set_pause)(struct mv88e6xxx_chip *chip, int port, 416 int pause); 417 418 #define SPEED_MAX INT_MAX 419 #define SPEED_UNFORCED -2 420 421 /* Port's MAC speed (in Mbps) 422 * 423 * Depending on the chip, 10, 100, 200, 1000, 2500, 10000 are valid. 424 * Use SPEED_UNFORCED for normal detection, SPEED_MAX for max value. 425 */ 426 int (*port_set_speed)(struct mv88e6xxx_chip *chip, int port, int speed); 427 428 /* What interface mode should be used for maximum speed? */ 429 phy_interface_t (*port_max_speed_mode)(int port); 430 431 int (*port_tag_remap)(struct mv88e6xxx_chip *chip, int port); 432 433 int (*port_set_policy)(struct mv88e6xxx_chip *chip, int port, 434 enum mv88e6xxx_policy_mapping mapping, 435 enum mv88e6xxx_policy_action action); 436 437 int (*port_set_frame_mode)(struct mv88e6xxx_chip *chip, int port, 438 enum mv88e6xxx_frame_mode mode); 439 int (*port_set_egress_floods)(struct mv88e6xxx_chip *chip, int port, 440 bool unicast, bool multicast); 441 int (*port_set_ether_type)(struct mv88e6xxx_chip *chip, int port, 442 u16 etype); 443 int (*port_set_jumbo_size)(struct mv88e6xxx_chip *chip, int port, 444 size_t size); 445 446 int (*port_egress_rate_limiting)(struct mv88e6xxx_chip *chip, int port); 447 int (*port_pause_limit)(struct mv88e6xxx_chip *chip, int port, u8 in, 448 u8 out); 449 int (*port_disable_learn_limit)(struct mv88e6xxx_chip *chip, int port); 450 int (*port_disable_pri_override)(struct mv88e6xxx_chip *chip, int port); 451 int (*port_setup_message_port)(struct mv88e6xxx_chip *chip, int port); 452 453 /* CMODE control what PHY mode the MAC will use, eg. SGMII, RGMII, etc. 454 * Some chips allow this to be configured on specific ports. 455 */ 456 int (*port_set_cmode)(struct mv88e6xxx_chip *chip, int port, 457 phy_interface_t mode); 458 int (*port_get_cmode)(struct mv88e6xxx_chip *chip, int port, u8 *cmode); 459 460 /* Some devices have a per port register indicating what is 461 * the upstream port this port should forward to. 462 */ 463 int (*port_set_upstream_port)(struct mv88e6xxx_chip *chip, int port, 464 int upstream_port); 465 /* Return the port link state, as required by phylink */ 466 int (*port_link_state)(struct mv88e6xxx_chip *chip, int port, 467 struct phylink_link_state *state); 468 469 /* Snapshot the statistics for a port. The statistics can then 470 * be read back a leisure but still with a consistent view. 471 */ 472 int (*stats_snapshot)(struct mv88e6xxx_chip *chip, int port); 473 474 /* Set the histogram mode for statistics, when the control registers 475 * are separated out of the STATS_OP register. 476 */ 477 int (*stats_set_histogram)(struct mv88e6xxx_chip *chip); 478 479 /* Return the number of strings describing statistics */ 480 int (*stats_get_sset_count)(struct mv88e6xxx_chip *chip); 481 int (*stats_get_strings)(struct mv88e6xxx_chip *chip, uint8_t *data); 482 int (*stats_get_stats)(struct mv88e6xxx_chip *chip, int port, 483 uint64_t *data); 484 int (*set_cpu_port)(struct mv88e6xxx_chip *chip, int port); 485 int (*set_egress_port)(struct mv88e6xxx_chip *chip, 486 enum mv88e6xxx_egress_direction direction, 487 int port); 488 489 #define MV88E6XXX_CASCADE_PORT_NONE 0xe 490 #define MV88E6XXX_CASCADE_PORT_MULTIPLE 0xf 491 492 int (*set_cascade_port)(struct mv88e6xxx_chip *chip, int port); 493 494 const struct mv88e6xxx_irq_ops *watchdog_ops; 495 496 int (*mgmt_rsvd2cpu)(struct mv88e6xxx_chip *chip); 497 498 /* Power on/off a SERDES interface */ 499 int (*serdes_power)(struct mv88e6xxx_chip *chip, int port, u8 lane, 500 bool up); 501 502 /* SERDES lane mapping */ 503 u8 (*serdes_get_lane)(struct mv88e6xxx_chip *chip, int port); 504 505 /* SERDES interrupt handling */ 506 unsigned int (*serdes_irq_mapping)(struct mv88e6xxx_chip *chip, 507 int port); 508 int (*serdes_irq_enable)(struct mv88e6xxx_chip *chip, int port, u8 lane, 509 bool enable); 510 irqreturn_t (*serdes_irq_status)(struct mv88e6xxx_chip *chip, int port, 511 u8 lane); 512 513 /* Statistics from the SERDES interface */ 514 int (*serdes_get_sset_count)(struct mv88e6xxx_chip *chip, int port); 515 int (*serdes_get_strings)(struct mv88e6xxx_chip *chip, int port, 516 uint8_t *data); 517 int (*serdes_get_stats)(struct mv88e6xxx_chip *chip, int port, 518 uint64_t *data); 519 520 /* Address Translation Unit operations */ 521 int (*atu_get_hash)(struct mv88e6xxx_chip *chip, u8 *hash); 522 int (*atu_set_hash)(struct mv88e6xxx_chip *chip, u8 hash); 523 524 /* VLAN Translation Unit operations */ 525 int (*vtu_getnext)(struct mv88e6xxx_chip *chip, 526 struct mv88e6xxx_vtu_entry *entry); 527 int (*vtu_loadpurge)(struct mv88e6xxx_chip *chip, 528 struct mv88e6xxx_vtu_entry *entry); 529 530 /* GPIO operations */ 531 const struct mv88e6xxx_gpio_ops *gpio_ops; 532 533 /* Interface to the AVB/PTP registers */ 534 const struct mv88e6xxx_avb_ops *avb_ops; 535 536 /* Remote Management Unit operations */ 537 int (*rmu_disable)(struct mv88e6xxx_chip *chip); 538 539 /* Precision Time Protocol operations */ 540 const struct mv88e6xxx_ptp_ops *ptp_ops; 541 542 /* Phylink */ 543 void (*phylink_validate)(struct mv88e6xxx_chip *chip, int port, 544 unsigned long *mask, 545 struct phylink_link_state *state); 546 }; 547 548 struct mv88e6xxx_irq_ops { 549 /* Action to be performed when the interrupt happens */ 550 int (*irq_action)(struct mv88e6xxx_chip *chip, int irq); 551 /* Setup the hardware to generate the interrupt */ 552 int (*irq_setup)(struct mv88e6xxx_chip *chip); 553 /* Reset the hardware to stop generating the interrupt */ 554 void (*irq_free)(struct mv88e6xxx_chip *chip); 555 }; 556 557 struct mv88e6xxx_gpio_ops { 558 /* Get/set data on GPIO pin */ 559 int (*get_data)(struct mv88e6xxx_chip *chip, unsigned int pin); 560 int (*set_data)(struct mv88e6xxx_chip *chip, unsigned int pin, 561 int value); 562 563 /* get/set GPIO direction */ 564 int (*get_dir)(struct mv88e6xxx_chip *chip, unsigned int pin); 565 int (*set_dir)(struct mv88e6xxx_chip *chip, unsigned int pin, 566 bool input); 567 568 /* get/set GPIO pin control */ 569 int (*get_pctl)(struct mv88e6xxx_chip *chip, unsigned int pin, 570 int *func); 571 int (*set_pctl)(struct mv88e6xxx_chip *chip, unsigned int pin, 572 int func); 573 }; 574 575 struct mv88e6xxx_avb_ops { 576 /* Access port-scoped Precision Time Protocol registers */ 577 int (*port_ptp_read)(struct mv88e6xxx_chip *chip, int port, int addr, 578 u16 *data, int len); 579 int (*port_ptp_write)(struct mv88e6xxx_chip *chip, int port, int addr, 580 u16 data); 581 582 /* Access global Precision Time Protocol registers */ 583 int (*ptp_read)(struct mv88e6xxx_chip *chip, int addr, u16 *data, 584 int len); 585 int (*ptp_write)(struct mv88e6xxx_chip *chip, int addr, u16 data); 586 587 /* Access global Time Application Interface registers */ 588 int (*tai_read)(struct mv88e6xxx_chip *chip, int addr, u16 *data, 589 int len); 590 int (*tai_write)(struct mv88e6xxx_chip *chip, int addr, u16 data); 591 }; 592 593 struct mv88e6xxx_ptp_ops { 594 u64 (*clock_read)(const struct cyclecounter *cc); 595 int (*ptp_enable)(struct ptp_clock_info *ptp, 596 struct ptp_clock_request *rq, int on); 597 int (*ptp_verify)(struct ptp_clock_info *ptp, unsigned int pin, 598 enum ptp_pin_function func, unsigned int chan); 599 void (*event_work)(struct work_struct *ugly); 600 int (*port_enable)(struct mv88e6xxx_chip *chip, int port); 601 int (*port_disable)(struct mv88e6xxx_chip *chip, int port); 602 int (*global_enable)(struct mv88e6xxx_chip *chip); 603 int (*global_disable)(struct mv88e6xxx_chip *chip); 604 int n_ext_ts; 605 int arr0_sts_reg; 606 int arr1_sts_reg; 607 int dep_sts_reg; 608 u32 rx_filters; 609 u32 cc_shift; 610 u32 cc_mult; 611 u32 cc_mult_num; 612 u32 cc_mult_dem; 613 }; 614 615 #define STATS_TYPE_PORT BIT(0) 616 #define STATS_TYPE_BANK0 BIT(1) 617 #define STATS_TYPE_BANK1 BIT(2) 618 619 struct mv88e6xxx_hw_stat { 620 char string[ETH_GSTRING_LEN]; 621 size_t size; 622 int reg; 623 int type; 624 }; 625 626 static inline bool mv88e6xxx_has_pvt(struct mv88e6xxx_chip *chip) 627 { 628 return chip->info->pvt; 629 } 630 631 static inline unsigned int mv88e6xxx_num_databases(struct mv88e6xxx_chip *chip) 632 { 633 return chip->info->num_databases; 634 } 635 636 static inline unsigned int mv88e6xxx_num_macs(struct mv88e6xxx_chip *chip) 637 { 638 return chip->info->num_macs; 639 } 640 641 static inline unsigned int mv88e6xxx_num_ports(struct mv88e6xxx_chip *chip) 642 { 643 return chip->info->num_ports; 644 } 645 646 static inline u16 mv88e6xxx_port_mask(struct mv88e6xxx_chip *chip) 647 { 648 return GENMASK(mv88e6xxx_num_ports(chip) - 1, 0); 649 } 650 651 static inline unsigned int mv88e6xxx_num_gpio(struct mv88e6xxx_chip *chip) 652 { 653 return chip->info->num_gpio; 654 } 655 656 static inline bool mv88e6xxx_is_invalid_port(struct mv88e6xxx_chip *chip, int port) 657 { 658 return (chip->info->invalid_port_mask & BIT(port)) != 0; 659 } 660 661 int mv88e6xxx_read(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val); 662 int mv88e6xxx_write(struct mv88e6xxx_chip *chip, int addr, int reg, u16 val); 663 int mv88e6xxx_wait_mask(struct mv88e6xxx_chip *chip, int addr, int reg, 664 u16 mask, u16 val); 665 int mv88e6xxx_wait_bit(struct mv88e6xxx_chip *chip, int addr, int reg, 666 int bit, int val); 667 int mv88e6xxx_port_setup_mac(struct mv88e6xxx_chip *chip, int port, int link, 668 int speed, int duplex, int pause, 669 phy_interface_t mode); 670 struct mii_bus *mv88e6xxx_default_mdio_bus(struct mv88e6xxx_chip *chip); 671 672 static inline void mv88e6xxx_reg_lock(struct mv88e6xxx_chip *chip) 673 { 674 mutex_lock(&chip->reg_lock); 675 } 676 677 static inline void mv88e6xxx_reg_unlock(struct mv88e6xxx_chip *chip) 678 { 679 mutex_unlock(&chip->reg_lock); 680 } 681 682 #endif /* _MV88E6XXX_CHIP_H */ 683