1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * Copyright (c) 2014-2015 Hisilicon Limited. 4 */ 5 6 #ifndef _HNS_DSAF_MAC_H 7 #define _HNS_DSAF_MAC_H 8 9 #include <linux/if_vlan.h> 10 #include <linux/kernel.h> 11 #include <linux/phy.h> 12 #include <linux/regmap.h> 13 #include "hns_dsaf_main.h" 14 15 struct dsaf_device; 16 17 #define MAC_GMAC_SUPPORTED \ 18 (SUPPORTED_10baseT_Half \ 19 | SUPPORTED_10baseT_Full \ 20 | SUPPORTED_100baseT_Half \ 21 | SUPPORTED_100baseT_Full \ 22 | SUPPORTED_Autoneg) 23 24 #define MAC_DEFAULT_MTU (ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN + ETH_DATA_LEN) 25 #define MAC_MAX_MTU 9600 26 #define MAC_MAX_MTU_V2 9728 27 #define MAC_MIN_MTU 68 28 #define MAC_MAX_MTU_DBG MAC_DEFAULT_MTU 29 30 #define MAC_DEFAULT_PAUSE_TIME 0xffff 31 32 #define MAC_GMAC_IDX 0 33 #define MAC_XGMAC_IDX 1 34 35 #define ETH_STATIC_REG 1 36 #define ETH_DUMP_REG 5 37 /* check mac addr broadcast */ 38 #define MAC_IS_BROADCAST(p) ((*(p) == 0xff) && (*((p) + 1) == 0xff) && \ 39 (*((p) + 2) == 0xff) && (*((p) + 3) == 0xff) && \ 40 (*((p) + 4) == 0xff) && (*((p) + 5) == 0xff)) 41 42 /* check mac addr is 01-00-5e-xx-xx-xx*/ 43 #define MAC_IS_L3_MULTICAST(p) ((*((p) + 0) == 0x01) && \ 44 (*((p) + 1) == 0x00) && \ 45 (*((p) + 2) == 0x5e)) 46 47 /*check the mac addr is 0 in all bit*/ 48 #define MAC_IS_ALL_ZEROS(p) ((*(p) == 0) && (*((p) + 1) == 0) && \ 49 (*((p) + 2) == 0) && (*((p) + 3) == 0) && \ 50 (*((p) + 4) == 0) && (*((p) + 5) == 0)) 51 52 /*check mac addr multicast*/ 53 #define MAC_IS_MULTICAST(p) ((*((u8 *)((p) + 0)) & 0x01) ? (1) : (0)) 54 55 struct mac_priv { 56 void *mac; 57 }; 58 59 /* net speed */ 60 enum mac_speed { 61 MAC_SPEED_10 = 10, /**< 10 Mbps */ 62 MAC_SPEED_100 = 100, /**< 100 Mbps */ 63 MAC_SPEED_1000 = 1000, /**< 1000 Mbps = 1 Gbps */ 64 MAC_SPEED_10000 = 10000 /**< 10000 Mbps = 10 Gbps */ 65 }; 66 67 /*mac interface keyword */ 68 enum mac_intf { 69 MAC_IF_NONE = 0x00000000, /**< interface not invalid */ 70 MAC_IF_MII = 0x00010000, /**< MII interface */ 71 MAC_IF_RMII = 0x00020000, /**< RMII interface */ 72 MAC_IF_SMII = 0x00030000, /**< SMII interface */ 73 MAC_IF_GMII = 0x00040000, /**< GMII interface */ 74 MAC_IF_RGMII = 0x00050000, /**< RGMII interface */ 75 MAC_IF_TBI = 0x00060000, /**< TBI interface */ 76 MAC_IF_RTBI = 0x00070000, /**< RTBI interface */ 77 MAC_IF_SGMII = 0x00080000, /**< SGMII interface */ 78 MAC_IF_XGMII = 0x00090000, /**< XGMII interface */ 79 MAC_IF_QSGMII = 0x000a0000 /**< QSGMII interface */ 80 }; 81 82 /*mac mode */ 83 enum mac_mode { 84 /**< Invalid Ethernet mode */ 85 MAC_MODE_INVALID = 0, 86 /**< 10 Mbps MII */ 87 MAC_MODE_MII_10 = (MAC_IF_MII | MAC_SPEED_10), 88 /**< 100 Mbps MII */ 89 MAC_MODE_MII_100 = (MAC_IF_MII | MAC_SPEED_100), 90 /**< 10 Mbps RMII */ 91 MAC_MODE_RMII_10 = (MAC_IF_RMII | MAC_SPEED_10), 92 /**< 100 Mbps RMII */ 93 MAC_MODE_RMII_100 = (MAC_IF_RMII | MAC_SPEED_100), 94 /**< 10 Mbps SMII */ 95 MAC_MODE_SMII_10 = (MAC_IF_SMII | MAC_SPEED_10), 96 /**< 100 Mbps SMII */ 97 MAC_MODE_SMII_100 = (MAC_IF_SMII | MAC_SPEED_100), 98 /**< 1000 Mbps GMII */ 99 MAC_MODE_GMII_1000 = (MAC_IF_GMII | MAC_SPEED_1000), 100 /**< 10 Mbps RGMII */ 101 MAC_MODE_RGMII_10 = (MAC_IF_RGMII | MAC_SPEED_10), 102 /**< 100 Mbps RGMII */ 103 MAC_MODE_RGMII_100 = (MAC_IF_RGMII | MAC_SPEED_100), 104 /**< 1000 Mbps RGMII */ 105 MAC_MODE_RGMII_1000 = (MAC_IF_RGMII | MAC_SPEED_1000), 106 /**< 1000 Mbps TBI */ 107 MAC_MODE_TBI_1000 = (MAC_IF_TBI | MAC_SPEED_1000), 108 /**< 1000 Mbps RTBI */ 109 MAC_MODE_RTBI_1000 = (MAC_IF_RTBI | MAC_SPEED_1000), 110 /**< 10 Mbps SGMII */ 111 MAC_MODE_SGMII_10 = (MAC_IF_SGMII | MAC_SPEED_10), 112 /**< 100 Mbps SGMII */ 113 MAC_MODE_SGMII_100 = (MAC_IF_SGMII | MAC_SPEED_100), 114 /**< 1000 Mbps SGMII */ 115 MAC_MODE_SGMII_1000 = (MAC_IF_SGMII | MAC_SPEED_1000), 116 /**< 10000 Mbps XGMII */ 117 MAC_MODE_XGMII_10000 = (MAC_IF_XGMII | MAC_SPEED_10000), 118 /**< 1000 Mbps QSGMII */ 119 MAC_MODE_QSGMII_1000 = (MAC_IF_QSGMII | MAC_SPEED_1000) 120 }; 121 122 /*mac communicate mode*/ 123 enum mac_commom_mode { 124 MAC_COMM_MODE_NONE = 0, /**< No transmit/receive communication */ 125 MAC_COMM_MODE_RX = 1, /**< Only receive communication */ 126 MAC_COMM_MODE_TX = 2, /**< Only transmit communication */ 127 MAC_COMM_MODE_RX_AND_TX = 3 /**< Both tx and rx communication */ 128 }; 129 130 /*mac statistics */ 131 struct mac_statistics { 132 u64 stat_pkts64; /* r-10G tr-DT 64 byte frame counter */ 133 u64 stat_pkts65to127; /* r-10G 65 to 127 byte frame counter */ 134 u64 stat_pkts128to255; /* r-10G 128 to 255 byte frame counter */ 135 u64 stat_pkts256to511; /*r-10G 256 to 511 byte frame counter */ 136 u64 stat_pkts512to1023;/* r-10G 512 to 1023 byte frame counter */ 137 u64 stat_pkts1024to1518; /* r-10G 1024 to 1518 byte frame counter */ 138 u64 stat_pkts1519to1522; /* r-10G 1519 to 1522 byte good frame count*/ 139 /* Total number of packets that were less than 64 octets */ 140 /* long with a wrong CRC.*/ 141 u64 stat_fragments; 142 /* Total number of packets longer than valid maximum length octets */ 143 u64 stat_jabbers; 144 /* number of dropped packets due to internal errors of */ 145 /* the MAC Client. */ 146 u64 stat_drop_events; 147 /* Incremented when frames of correct length but with */ 148 /* CRC error are received.*/ 149 u64 stat_crc_align_errors; 150 /* Total number of packets that were less than 64 octets */ 151 /* long with a good CRC.*/ 152 u64 stat_undersize_pkts; 153 u64 stat_oversize_pkts; /**< T,B.D*/ 154 155 u64 stat_rx_pause; /**< Pause MAC Control received */ 156 u64 stat_tx_pause; /**< Pause MAC Control sent */ 157 158 u64 in_octets; /**< Total number of byte received. */ 159 u64 in_pkts; /* Total number of packets received.*/ 160 u64 in_mcast_pkts; /* Total number of multicast frame received */ 161 u64 in_bcast_pkts; /* Total number of broadcast frame received */ 162 /* Frames received, but discarded due to */ 163 /* problems within the MAC RX. */ 164 u64 in_discards; 165 u64 in_errors; /* Number of frames received with error: */ 166 /* - FIFO Overflow Error */ 167 /* - CRC Error */ 168 /* - Frame Too Long Error */ 169 /* - Alignment Error */ 170 u64 out_octets; /*Total number of byte sent. */ 171 u64 out_pkts; /**< Total number of packets sent .*/ 172 u64 out_mcast_pkts; /* Total number of multicast frame sent */ 173 u64 out_bcast_pkts; /* Total number of multicast frame sent */ 174 /* Frames received, but discarded due to problems within */ 175 /* the MAC TX N/A!.*/ 176 u64 out_discards; 177 u64 out_errors; /*Number of frames transmitted with error: */ 178 /* - FIFO Overflow Error */ 179 /* - FIFO Underflow Error */ 180 /* - Other */ 181 }; 182 183 /*mac para struct ,mac get param from nic or dsaf when initialize*/ 184 struct mac_params { 185 char addr[ETH_ALEN]; 186 u8 __iomem *vaddr; /*virtual address*/ 187 struct device *dev; 188 u8 mac_id; 189 /**< Ethernet operation mode (MAC-PHY interface and speed) */ 190 enum mac_mode mac_mode; 191 }; 192 193 struct mac_info { 194 u16 speed;/* The forced speed (lower bits) in */ 195 /* *mbps. Please use */ 196 /* * ethtool_cmd_speed()/_set() to */ 197 /* * access it */ 198 u8 duplex; /* Duplex, half or full */ 199 u8 auto_neg; /* Enable or disable autonegotiation */ 200 enum hnae_loop loop_mode; 201 u8 tx_pause_en; 202 u8 tx_pause_time; 203 u8 rx_pause_en; 204 u8 pad_and_crc_en; 205 u8 promiscuous_en; 206 u8 port_en; /*port enable*/ 207 }; 208 209 struct mac_entry_idx { 210 u8 addr[ETH_ALEN]; 211 u16 vlan_id:12; 212 u16 valid:1; 213 u16 qos:3; 214 }; 215 216 struct mac_hw_stats { 217 u64 rx_good_pkts; /* only for xgmac */ 218 u64 rx_good_bytes; 219 u64 rx_total_pkts; /* only for xgmac */ 220 u64 rx_total_bytes; /* only for xgmac */ 221 u64 rx_bad_bytes; /* only for gmac */ 222 u64 rx_uc_pkts; 223 u64 rx_mc_pkts; 224 u64 rx_bc_pkts; 225 u64 rx_fragment_err; /* only for xgmac */ 226 u64 rx_undersize; /* only for xgmac */ 227 u64 rx_under_min; 228 u64 rx_minto64; /* only for gmac */ 229 u64 rx_64bytes; 230 u64 rx_65to127; 231 u64 rx_128to255; 232 u64 rx_256to511; 233 u64 rx_512to1023; 234 u64 rx_1024to1518; 235 u64 rx_1519tomax; 236 u64 rx_1519tomax_good; /* only for xgmac */ 237 u64 rx_oversize; 238 u64 rx_jabber_err; 239 u64 rx_fcs_err; 240 u64 rx_vlan_pkts; /* only for gmac */ 241 u64 rx_data_err; /* only for gmac */ 242 u64 rx_align_err; /* only for gmac */ 243 u64 rx_long_err; /* only for gmac */ 244 u64 rx_pfc_tc0; 245 u64 rx_pfc_tc1; /* only for xgmac */ 246 u64 rx_pfc_tc2; /* only for xgmac */ 247 u64 rx_pfc_tc3; /* only for xgmac */ 248 u64 rx_pfc_tc4; /* only for xgmac */ 249 u64 rx_pfc_tc5; /* only for xgmac */ 250 u64 rx_pfc_tc6; /* only for xgmac */ 251 u64 rx_pfc_tc7; /* only for xgmac */ 252 u64 rx_unknown_ctrl; 253 u64 rx_filter_pkts; /* only for gmac */ 254 u64 rx_filter_bytes; /* only for gmac */ 255 u64 rx_fifo_overrun_err;/* only for gmac */ 256 u64 rx_len_err; /* only for gmac */ 257 u64 rx_comma_err; /* only for gmac */ 258 u64 rx_symbol_err; /* only for xgmac */ 259 u64 tx_good_to_sw; /* only for xgmac */ 260 u64 tx_bad_to_sw; /* only for xgmac */ 261 u64 rx_1731_pkts; /* only for xgmac */ 262 263 u64 tx_good_bytes; 264 u64 tx_good_pkts; /* only for xgmac */ 265 u64 tx_total_bytes; /* only for xgmac */ 266 u64 tx_total_pkts; /* only for xgmac */ 267 u64 tx_bad_bytes; /* only for gmac */ 268 u64 tx_bad_pkts; /* only for xgmac */ 269 u64 tx_uc_pkts; 270 u64 tx_mc_pkts; 271 u64 tx_bc_pkts; 272 u64 tx_undersize; /* only for xgmac */ 273 u64 tx_fragment_err; /* only for xgmac */ 274 u64 tx_under_min_pkts; /* only for gmac */ 275 u64 tx_64bytes; 276 u64 tx_65to127; 277 u64 tx_128to255; 278 u64 tx_256to511; 279 u64 tx_512to1023; 280 u64 tx_1024to1518; 281 u64 tx_1519tomax; 282 u64 tx_1519tomax_good; /* only for xgmac */ 283 u64 tx_oversize; /* only for xgmac */ 284 u64 tx_jabber_err; 285 u64 tx_underrun_err; /* only for gmac */ 286 u64 tx_vlan; /* only for gmac */ 287 u64 tx_crc_err; /* only for gmac */ 288 u64 tx_pfc_tc0; 289 u64 tx_pfc_tc1; /* only for xgmac */ 290 u64 tx_pfc_tc2; /* only for xgmac */ 291 u64 tx_pfc_tc3; /* only for xgmac */ 292 u64 tx_pfc_tc4; /* only for xgmac */ 293 u64 tx_pfc_tc5; /* only for xgmac */ 294 u64 tx_pfc_tc6; /* only for xgmac */ 295 u64 tx_pfc_tc7; /* only for xgmac */ 296 u64 tx_ctrl; /* only for xgmac */ 297 u64 tx_1731_pkts; /* only for xgmac */ 298 u64 tx_1588_pkts; /* only for xgmac */ 299 u64 rx_good_from_sw; /* only for xgmac */ 300 u64 rx_bad_from_sw; /* only for xgmac */ 301 }; 302 303 struct hns_mac_cb { 304 struct device *dev; 305 struct dsaf_device *dsaf_dev; 306 struct mac_priv priv; 307 struct fwnode_handle *fw_port; 308 u8 __iomem *vaddr; 309 u8 __iomem *sys_ctl_vaddr; 310 u8 __iomem *serdes_vaddr; 311 struct regmap *serdes_ctrl; 312 struct regmap *cpld_ctrl; 313 char mc_mask[ETH_ALEN]; 314 u32 cpld_ctrl_reg; 315 u32 port_rst_off; 316 u32 port_mode_off; 317 struct mac_entry_idx addr_entry_idx[DSAF_MAX_VM_NUM]; 318 u8 sfp_prsnt; 319 u8 cpld_led_value; 320 u8 mac_id; 321 322 u8 link; 323 u8 half_duplex; 324 u16 speed; 325 u16 max_speed; 326 u16 max_frm; 327 u16 tx_pause_frm_time; 328 u32 if_support; 329 u64 txpkt_for_led; 330 u64 rxpkt_for_led; 331 enum hnae_port_type mac_type; 332 enum hnae_media_type media_type; 333 phy_interface_t phy_if; 334 enum hnae_loop loop_mode; 335 336 struct phy_device *phy_dev; 337 338 struct mac_hw_stats hw_stats; 339 }; 340 341 struct mac_driver { 342 /*init Mac when init nic or dsaf*/ 343 void (*mac_init)(void *mac_drv); 344 /*remove mac when remove nic or dsaf*/ 345 void (*mac_free)(void *mac_drv); 346 /*enable mac when enable nic or dsaf*/ 347 void (*mac_enable)(void *mac_drv, enum mac_commom_mode mode); 348 /*disable mac when disable nic or dsaf*/ 349 void (*mac_disable)(void *mac_drv, enum mac_commom_mode mode); 350 /* config mac address*/ 351 void (*set_mac_addr)(void *mac_drv, const char *mac_addr); 352 /*adjust mac mode of port,include speed and duplex*/ 353 int (*adjust_link)(void *mac_drv, enum mac_speed speed, 354 u32 full_duplex); 355 /* need adjust link */ 356 bool (*need_adjust_link)(void *mac_drv, enum mac_speed speed, 357 int duplex); 358 /* config autoegotaite mode of port*/ 359 void (*set_an_mode)(void *mac_drv, u8 enable); 360 /* config loopbank mode */ 361 int (*config_loopback)(void *mac_drv, enum hnae_loop loop_mode, 362 u8 enable); 363 /* config mtu*/ 364 void (*config_max_frame_length)(void *mac_drv, u16 newval); 365 /*config PAD and CRC enable */ 366 void (*config_pad_and_crc)(void *mac_drv, u8 newval); 367 /*config tx pause time,if pause_time is zero,disable tx pause enable*/ 368 void (*set_tx_auto_pause_frames)(void *mac_drv, u16 pause_time); 369 /* config rx mode for promiscuous*/ 370 void (*set_promiscuous)(void *mac_drv, u8 enable); 371 void (*mac_pausefrm_cfg)(void *mac_drv, u32 rx_en, u32 tx_en); 372 373 void (*autoneg_stat)(void *mac_drv, u32 *enable); 374 int (*set_pause_enable)(void *mac_drv, u32 rx_en, u32 tx_en); 375 void (*get_pause_enable)(void *mac_drv, u32 *rx_en, u32 *tx_en); 376 void (*get_link_status)(void *mac_drv, u32 *link_stat); 377 /* get the imporant regs*/ 378 void (*get_regs)(void *mac_drv, void *data); 379 int (*get_regs_count)(void); 380 /* get strings name for ethtool statistic */ 381 void (*get_strings)(u32 stringset, u8 *data); 382 /* get the number of strings*/ 383 int (*get_sset_count)(int stringset); 384 385 /* get the statistic by ethtools*/ 386 void (*get_ethtool_stats)(void *mac_drv, u64 *data); 387 388 /* get mac information */ 389 void (*get_info)(void *mac_drv, struct mac_info *mac_info); 390 391 void (*update_stats)(void *mac_drv); 392 int (*wait_fifo_clean)(void *mac_drv); 393 394 enum mac_mode mac_mode; 395 u8 mac_id; 396 struct hns_mac_cb *mac_cb; 397 u8 __iomem *io_base; 398 unsigned int mac_en_flg;/*you'd better don't enable mac twice*/ 399 unsigned int virt_dev_num; 400 struct device *dev; 401 }; 402 403 struct mac_stats_string { 404 const char desc[ETH_GSTRING_LEN]; 405 unsigned long offset; 406 }; 407 408 #define MAC_MAKE_MODE(interface, speed) (enum mac_mode)((interface) | (speed)) 409 #define MAC_INTERFACE_FROM_MODE(mode) (enum mac_intf)((mode) & 0xFFFF0000) 410 #define MAC_SPEED_FROM_MODE(mode) (enum mac_speed)((mode) & 0x0000FFFF) 411 #define MAC_STATS_FIELD_OFF(field) (offsetof(struct mac_hw_stats, field)) 412 hns_mac_get_drv(const struct hns_mac_cb * mac_cb)413 static inline struct mac_driver *hns_mac_get_drv( 414 const struct hns_mac_cb *mac_cb) 415 { 416 return (struct mac_driver *)(mac_cb->priv.mac); 417 } 418 419 void *hns_gmac_config(struct hns_mac_cb *mac_cb, 420 struct mac_params *mac_param); 421 void *hns_xgmac_config(struct hns_mac_cb *mac_cb, 422 struct mac_params *mac_param); 423 424 int hns_mac_init(struct dsaf_device *dsaf_dev); 425 bool hns_mac_need_adjust_link(struct hns_mac_cb *mac_cb, int speed, int duplex); 426 void hns_mac_get_link_status(struct hns_mac_cb *mac_cb, u32 *link_status); 427 int hns_mac_change_vf_addr(struct hns_mac_cb *mac_cb, u32 vmid, 428 const char *addr); 429 int hns_mac_set_multi(struct hns_mac_cb *mac_cb, 430 u32 port_num, char *addr, bool enable); 431 int hns_mac_vm_config_bc_en(struct hns_mac_cb *mac_cb, u32 vm, bool enable); 432 void hns_mac_start(struct hns_mac_cb *mac_cb); 433 void hns_mac_stop(struct hns_mac_cb *mac_cb); 434 void hns_mac_uninit(struct dsaf_device *dsaf_dev); 435 void hns_mac_adjust_link(struct hns_mac_cb *mac_cb, int speed, int duplex); 436 void hns_mac_reset(struct hns_mac_cb *mac_cb); 437 void hns_mac_get_autoneg(struct hns_mac_cb *mac_cb, u32 *auto_neg); 438 void hns_mac_get_pauseparam(struct hns_mac_cb *mac_cb, u32 *rx_en, u32 *tx_en); 439 int hns_mac_set_autoneg(struct hns_mac_cb *mac_cb, u8 enable); 440 int hns_mac_set_pauseparam(struct hns_mac_cb *mac_cb, u32 rx_en, u32 tx_en); 441 int hns_mac_set_mtu(struct hns_mac_cb *mac_cb, u32 new_mtu, u32 buf_size); 442 int hns_mac_get_port_info(struct hns_mac_cb *mac_cb, 443 u8 *auto_neg, u16 *speed, u8 *duplex); 444 int hns_mac_config_mac_loopback(struct hns_mac_cb *mac_cb, 445 enum hnae_loop loop, int en); 446 void hns_mac_update_stats(struct hns_mac_cb *mac_cb); 447 void hns_mac_get_stats(struct hns_mac_cb *mac_cb, u64 *data); 448 void hns_mac_get_strings(struct hns_mac_cb *mac_cb, int stringset, u8 *data); 449 int hns_mac_get_sset_count(struct hns_mac_cb *mac_cb, int stringset); 450 void hns_mac_get_regs(struct hns_mac_cb *mac_cb, void *data); 451 int hns_mac_get_regs_count(struct hns_mac_cb *mac_cb); 452 void hns_set_led_opt(struct hns_mac_cb *mac_cb); 453 int hns_cpld_led_set_id(struct hns_mac_cb *mac_cb, 454 enum hnae_led_state status); 455 void hns_mac_set_promisc(struct hns_mac_cb *mac_cb, u8 en); 456 int hns_mac_get_inner_port_num(struct hns_mac_cb *mac_cb, 457 u8 vmid, u8 *port_num); 458 int hns_mac_add_uc_addr(struct hns_mac_cb *mac_cb, u8 vf_id, 459 const unsigned char *addr); 460 int hns_mac_rm_uc_addr(struct hns_mac_cb *mac_cb, u8 vf_id, 461 const unsigned char *addr); 462 int hns_mac_clr_multicast(struct hns_mac_cb *mac_cb, int vfn); 463 void hns_mac_enable(struct hns_mac_cb *mac_cb, enum mac_commom_mode mode); 464 void hns_mac_disable(struct hns_mac_cb *mac_cb, enum mac_commom_mode mode); 465 int hns_mac_wait_fifo_clean(struct hns_mac_cb *mac_cb); 466 467 #endif /* _HNS_DSAF_MAC_H */ 468