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