1 /* SPDX-License-Identifier: BSD-3-Clause-Clear */ 2 /* Copyright (C) 2023 MediaTek Inc. */ 3 4 #ifndef __MT792X_H 5 #define __MT792X_H 6 7 #include <linux/interrupt.h> 8 #include <linux/ktime.h> 9 10 #include "mt76_connac_mcu.h" 11 #include "mt792x_regs.h" 12 #include "mt792x_acpi_sar.h" 13 14 #define MT792x_PM_TIMEOUT (HZ / 12) 15 #define MT792x_HW_SCAN_TIMEOUT (HZ / 10) 16 17 #define MT792x_MAX_INTERFACES 4 18 #define MT792x_WTBL_SIZE 20 19 #define MT792x_WTBL_RESERVED (MT792x_WTBL_SIZE - 1) 20 #define MT792x_WTBL_STA (MT792x_WTBL_RESERVED - MT792x_MAX_INTERFACES) 21 22 #define MT792x_CFEND_RATE_DEFAULT 0x49 /* OFDM 24M */ 23 #define MT792x_CFEND_RATE_11B 0x03 /* 11B LP, 11M */ 24 25 #define MT792x_FW_TAG_FEATURE 4 26 #define MT792x_FW_CAP_CNM BIT(7) 27 28 #define MT792x_CHIP_CAP_CLC_EVT_EN BIT(0) 29 #define MT792x_CHIP_CAP_RSSI_NOTIFY_EVT_EN BIT(1) 30 #define MT792x_CHIP_CAP_WF_RF_PIN_CTRL_EVT_EN BIT(3) 31 #define MT792x_CHIP_CAP_11D_EN BIT(4) 32 #define MT792x_CHIP_CAP_MLO_EN BIT(8) 33 #define MT792x_CHIP_CAP_MLO_EML_EN BIT(9) 34 35 /* NOTE: used to map mt76_rates. idx may change if firmware expands table */ 36 #define MT792x_BASIC_RATES_TBL 11 37 38 #define MT792x_WATCHDOG_TIME (HZ / 4) 39 40 #define MT792x_DRV_OWN_RETRY_COUNT 10 41 #define MT792x_MCU_INIT_RETRY_COUNT 10 42 #define MT792x_WFSYS_INIT_RETRY_COUNT 2 43 44 #define MT7920_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7961_1a.bin" 45 #define MT7921_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7961_1.bin" 46 #define MT7922_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7922_1.bin" 47 #define MT7925_FIRMWARE_WM "mediatek/mt7925/WIFI_RAM_CODE_MT7925_1_1.bin" 48 49 #define MT7920_ROM_PATCH "mediatek/WIFI_MT7961_patch_mcu_1a_2_hdr.bin" 50 #define MT7921_ROM_PATCH "mediatek/WIFI_MT7961_patch_mcu_1_2_hdr.bin" 51 #define MT7922_ROM_PATCH "mediatek/WIFI_MT7922_patch_mcu_1_1_hdr.bin" 52 #define MT7925_ROM_PATCH "mediatek/mt7925/WIFI_MT7925_PATCH_MCU_1_1_hdr.bin" 53 54 #define MT792x_SDIO_HDR_TX_BYTES GENMASK(15, 0) 55 #define MT792x_SDIO_HDR_PKT_TYPE GENMASK(17, 16) 56 57 struct mt792x_vif; 58 struct mt792x_sta; 59 60 struct mt792x_realease_info { 61 __le16 len; 62 u8 pad_len; 63 u8 tag; 64 } __packed; 65 66 struct mt792x_fw_features { 67 u8 segment; 68 u8 data; 69 u8 rsv[14]; 70 } __packed; 71 72 enum { 73 MT792x_CLC_POWER, 74 MT792x_CLC_POWER_EXT, 75 MT792x_CLC_BE_CTRL, 76 MT792x_CLC_MAX_NUM, 77 }; 78 79 enum mt792x_reg_power_type { 80 MT_AP_UNSET = 0, 81 MT_AP_DEFAULT, 82 MT_AP_LPI, 83 MT_AP_SP, 84 MT_AP_VLP, 85 }; 86 87 enum mt792x_mlo_pm_state { 88 MT792x_MLO_LINK_DISASSOC, 89 MT792x_MLO_LINK_ASSOC, 90 MT792x_MLO_CHANGED_PS_PENDING, 91 MT792x_MLO_CHANGED_PS, 92 }; 93 94 DECLARE_EWMA(avg_signal, 10, 8) 95 96 struct mt792x_link_sta { 97 struct mt76_wcid wcid; /* must be first */ 98 99 u32 airtime_ac[8]; 100 101 int ack_signal; 102 struct ewma_avg_signal avg_ack_signal; 103 104 unsigned long last_txs; 105 106 struct mt76_connac_sta_key_conf bip; 107 108 struct mt792x_sta *sta; 109 110 struct ieee80211_link_sta *pri_link; 111 }; 112 113 struct mt792x_sta { 114 struct mt792x_link_sta deflink; /* must be first */ 115 struct mt792x_link_sta __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS]; 116 117 struct mt792x_vif *vif; 118 119 u16 valid_links; 120 u8 deflink_id; 121 }; 122 123 DECLARE_EWMA(rssi, 10, 8); 124 125 struct mt792x_chanctx { 126 struct mt792x_bss_conf *bss_conf; 127 }; 128 129 struct mt792x_bss_conf { 130 struct mt76_vif_link mt76; /* must be first */ 131 struct mt792x_vif *vif; 132 struct ewma_rssi rssi; 133 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; 134 unsigned int link_id; 135 }; 136 137 struct mt792x_vif { 138 struct mt792x_bss_conf bss_conf; /* must be first */ 139 struct mt792x_bss_conf __rcu *link_conf[IEEE80211_MLD_MAX_NUM_LINKS]; 140 141 struct mt792x_sta sta; 142 struct mt792x_sta *wep_sta; 143 144 struct mt792x_phy *phy; 145 u16 valid_links; 146 u8 deflink_id; 147 enum mt792x_mlo_pm_state mlo_pm_state; 148 149 struct work_struct csa_work; 150 struct timer_list csa_timer; 151 }; 152 153 struct mt792x_phy { 154 struct mt76_phy *mt76; 155 struct mt792x_dev *dev; 156 157 struct ieee80211_sband_iftype_data iftype[NUM_NL80211_BANDS][NUM_NL80211_IFTYPES]; 158 159 u64 omac_mask; 160 161 u16 noise; 162 163 s16 coverage_class; 164 u8 slottime; 165 166 u32 rx_ampdu_ts; 167 u32 ampdu_ref; 168 169 struct mt76_mib_stats mib; 170 171 u8 sta_work_count; 172 u8 clc_chan_conf; 173 enum mt792x_reg_power_type power_type; 174 175 struct sk_buff_head scan_event_list; 176 struct delayed_work scan_work; 177 #ifdef CONFIG_ACPI 178 void *acpisar; 179 #endif 180 void *clc[MT792x_CLC_MAX_NUM]; 181 u64 chip_cap; 182 u16 eml_cap; 183 184 struct work_struct roc_work; 185 struct timer_list roc_timer; 186 wait_queue_head_t roc_wait; 187 u8 roc_token_id; 188 bool roc_grant; 189 }; 190 191 struct mt792x_irq_map { 192 u32 host_irq_enable; 193 struct { 194 u32 all_complete_mask; 195 u32 mcu_complete_mask; 196 } tx; 197 struct { 198 u32 data_complete_mask; 199 u32 wm_complete_mask; 200 u32 wm2_complete_mask; 201 } rx; 202 }; 203 204 #define mt792x_init_reset(dev) ((dev)->hif_ops->init_reset(dev)) 205 #define mt792x_dev_reset(dev) ((dev)->hif_ops->reset(dev)) 206 #define mt792x_mcu_init(dev) ((dev)->hif_ops->mcu_init(dev)) 207 #define __mt792x_mcu_drv_pmctrl(dev) ((dev)->hif_ops->drv_own(dev)) 208 #define __mt792x_mcu_fw_pmctrl(dev) ((dev)->hif_ops->fw_own(dev)) 209 210 struct mt792x_hif_ops { 211 int (*init_reset)(struct mt792x_dev *dev); 212 int (*reset)(struct mt792x_dev *dev); 213 int (*mcu_init)(struct mt792x_dev *dev); 214 int (*drv_own)(struct mt792x_dev *dev); 215 int (*fw_own)(struct mt792x_dev *dev); 216 }; 217 218 struct mt792x_dev { 219 union { /* must be first */ 220 struct mt76_dev mt76; 221 struct mt76_phy mphy; 222 }; 223 224 struct mac_address macaddr_list[8]; 225 226 const struct mt76_bus_ops *bus_ops; 227 struct mt792x_phy phy; 228 229 struct work_struct reset_work; 230 bool hw_full_reset:1; 231 bool hw_init_done:1; 232 bool fw_assert:1; 233 bool has_eht:1; 234 bool regd_user:1; 235 bool regd_in_progress:1; 236 bool aspm_supported:1; 237 bool hif_idle:1; 238 bool hif_resumed:1; 239 bool regd_change:1; 240 wait_queue_head_t wait; 241 242 struct work_struct init_work; 243 244 u8 fw_debug; 245 u8 fw_features; 246 247 struct mt76_connac_pm pm; 248 struct mt76_connac_coredump coredump; 249 const struct mt792x_hif_ops *hif_ops; 250 const struct mt792x_irq_map *irq_map; 251 252 struct work_struct ipv6_ns_work; 253 struct delayed_work mlo_pm_work; 254 /* IPv6 addresses for WoWLAN */ 255 struct sk_buff_head ipv6_ns_list; 256 257 enum environment_cap country_ie_env; 258 u32 backup_l1; 259 u32 backup_l2; 260 261 struct ieee80211_chanctx_conf *new_ctx; 262 }; 263 264 static inline struct mt792x_bss_conf * 265 mt792x_vif_to_link(struct mt792x_vif *mvif, u8 link_id) 266 { 267 struct ieee80211_vif *vif; 268 struct mt792x_bss_conf *bss_conf; 269 270 vif = container_of((void *)mvif, struct ieee80211_vif, drv_priv); 271 272 if (!ieee80211_vif_is_mld(vif) || 273 link_id >= IEEE80211_LINK_UNSPECIFIED) 274 return &mvif->bss_conf; 275 276 bss_conf = rcu_dereference_protected(mvif->link_conf[link_id], 277 lockdep_is_held(&mvif->phy->dev->mt76.mutex)); 278 279 return bss_conf ? bss_conf : &mvif->bss_conf; 280 } 281 282 static inline struct mt792x_link_sta * 283 mt792x_sta_to_link(struct mt792x_sta *msta, u8 link_id) 284 { 285 struct ieee80211_vif *vif; 286 287 vif = container_of((void *)msta->vif, struct ieee80211_vif, drv_priv); 288 289 if (!ieee80211_vif_is_mld(vif) || 290 link_id >= IEEE80211_LINK_UNSPECIFIED) 291 return &msta->deflink; 292 293 return rcu_dereference_protected(msta->link[link_id], 294 lockdep_is_held(&msta->vif->phy->dev->mt76.mutex)); 295 } 296 297 static inline struct mt792x_bss_conf * 298 mt792x_link_conf_to_mconf(struct ieee80211_bss_conf *link_conf) 299 { 300 struct ieee80211_vif *vif = link_conf->vif; 301 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; 302 303 return mt792x_vif_to_link(mvif, link_conf->link_id); 304 } 305 306 static inline struct ieee80211_bss_conf * 307 mt792x_vif_to_bss_conf(struct ieee80211_vif *vif, unsigned int link_id) 308 { 309 if (!ieee80211_vif_is_mld(vif) || 310 link_id >= IEEE80211_LINK_UNSPECIFIED) 311 return &vif->bss_conf; 312 313 return link_conf_dereference_protected(vif, link_id); 314 } 315 316 static inline struct ieee80211_link_sta * 317 mt792x_sta_to_link_sta(struct ieee80211_vif *vif, struct ieee80211_sta *sta, 318 unsigned int link_id) 319 { 320 if (!ieee80211_vif_is_mld(vif) || 321 link_id >= IEEE80211_LINK_UNSPECIFIED) 322 return &sta->deflink; 323 324 return link_sta_dereference_protected(sta, link_id); 325 } 326 327 static inline struct mt792x_dev * 328 mt792x_hw_dev(struct ieee80211_hw *hw) 329 { 330 struct mt76_phy *phy = hw->priv; 331 332 return container_of(phy->dev, struct mt792x_dev, mt76); 333 } 334 335 static inline struct mt792x_phy * 336 mt792x_hw_phy(struct ieee80211_hw *hw) 337 { 338 struct mt76_phy *phy = hw->priv; 339 340 return phy->priv; 341 } 342 343 static inline void 344 mt792x_get_status_freq_info(struct mt76_rx_status *status, u8 chfreq) 345 { 346 if (chfreq > 180) { 347 status->band = NL80211_BAND_6GHZ; 348 chfreq = (chfreq - 181) * 4 + 1; 349 } else if (chfreq > 14) { 350 status->band = NL80211_BAND_5GHZ; 351 } else { 352 status->band = NL80211_BAND_2GHZ; 353 } 354 status->freq = ieee80211_channel_to_frequency(chfreq, status->band); 355 } 356 357 static inline bool mt792x_dma_need_reinit(struct mt792x_dev *dev) 358 { 359 return !mt76_get_field(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT); 360 } 361 362 #define mt792x_mutex_acquire(dev) \ 363 mt76_connac_mutex_acquire(&(dev)->mt76, &(dev)->pm) 364 #define mt792x_mutex_release(dev) \ 365 mt76_connac_mutex_release(&(dev)->mt76, &(dev)->pm) 366 367 void mt792x_stop(struct ieee80211_hw *hw, bool suspend); 368 void mt792x_pm_wake_work(struct work_struct *work); 369 void mt792x_pm_power_save_work(struct work_struct *work); 370 void mt792x_reset(struct mt76_dev *mdev); 371 void mt792x_update_channel(struct mt76_phy *mphy); 372 void mt792x_mac_reset_counters(struct mt792x_phy *phy); 373 void mt792x_mac_init_band(struct mt792x_dev *dev, u8 band); 374 void mt792x_mac_assoc_rssi(struct mt792x_dev *dev, struct sk_buff *skb); 375 struct mt76_wcid *mt792x_rx_get_wcid(struct mt792x_dev *dev, u16 idx, 376 bool unicast); 377 void mt792x_mac_update_mib_stats(struct mt792x_phy *phy); 378 void mt792x_mac_set_timeing(struct mt792x_phy *phy); 379 void mt792x_mac_work(struct work_struct *work); 380 void mt792x_remove_interface(struct ieee80211_hw *hw, 381 struct ieee80211_vif *vif); 382 void mt792x_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, 383 struct sk_buff *skb); 384 int mt792x_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 385 unsigned int link_id, u16 queue, 386 const struct ieee80211_tx_queue_params *params); 387 int mt792x_get_stats(struct ieee80211_hw *hw, 388 struct ieee80211_low_level_stats *stats); 389 u64 mt792x_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif); 390 void mt792x_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 391 u64 timestamp); 392 void mt792x_tx_worker(struct mt76_worker *w); 393 void mt792x_roc_timer(struct timer_list *timer); 394 void mt792x_csa_timer(struct timer_list *timer); 395 void mt792x_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 396 u32 queues, bool drop); 397 int mt792x_assign_vif_chanctx(struct ieee80211_hw *hw, 398 struct ieee80211_vif *vif, 399 struct ieee80211_bss_conf *link_conf, 400 struct ieee80211_chanctx_conf *ctx); 401 void mt792x_unassign_vif_chanctx(struct ieee80211_hw *hw, 402 struct ieee80211_vif *vif, 403 struct ieee80211_bss_conf *link_conf, 404 struct ieee80211_chanctx_conf *ctx); 405 void mt792x_set_wakeup(struct ieee80211_hw *hw, bool enabled); 406 void mt792x_get_et_strings(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 407 u32 sset, u8 *data); 408 int mt792x_get_et_sset_count(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 409 int sset); 410 void mt792x_get_et_stats(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 411 struct ethtool_stats *stats, u64 *data); 412 void mt792x_sta_statistics(struct ieee80211_hw *hw, 413 struct ieee80211_vif *vif, 414 struct ieee80211_sta *sta, 415 struct station_info *sinfo); 416 void mt792x_set_coverage_class(struct ieee80211_hw *hw, int radio_idx, 417 s16 coverage_class); 418 void mt792x_dma_cleanup(struct mt792x_dev *dev); 419 int mt792x_dma_enable(struct mt792x_dev *dev); 420 int mt792x_wpdma_reset(struct mt792x_dev *dev, bool force); 421 int mt792x_wpdma_reinit_cond(struct mt792x_dev *dev); 422 int mt792x_dma_disable(struct mt792x_dev *dev, bool force); 423 irqreturn_t mt792x_irq_handler(int irq, void *dev_instance); 424 void mt792x_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q); 425 int mt792x_poll_tx(struct napi_struct *napi, int budget); 426 int mt792x_poll_rx(struct napi_struct *napi, int budget); 427 void mt792x_irq_tasklet(unsigned long data); 428 int mt792x_wfsys_reset(struct mt792x_dev *dev); 429 int mt792x_tx_stats_show(struct seq_file *file, void *data); 430 int mt792x_queues_acq(struct seq_file *s, void *data); 431 int mt792x_queues_read(struct seq_file *s, void *data); 432 int mt792x_pm_stats(struct seq_file *s, void *data); 433 int mt792x_pm_idle_timeout_set(void *data, u64 val); 434 int mt792x_pm_idle_timeout_get(void *data, u64 *val); 435 int mt792x_init_wiphy(struct ieee80211_hw *hw); 436 struct ieee80211_ops * 437 mt792x_get_mac80211_ops(struct device *dev, 438 const struct ieee80211_ops *mac80211_ops, 439 void *drv_data, u8 *fw_features); 440 int mt792x_init_wcid(struct mt792x_dev *dev); 441 int mt792x_mcu_drv_pmctrl(struct mt792x_dev *dev); 442 int mt792x_mcu_fw_pmctrl(struct mt792x_dev *dev); 443 void mt792x_mac_link_bss_remove(struct mt792x_dev *dev, 444 struct mt792x_bss_conf *mconf, 445 struct mt792x_link_sta *mlink); 446 void mt792x_config_mac_addr_list(struct mt792x_dev *dev); 447 448 static inline char *mt792x_ram_name(struct mt792x_dev *dev) 449 { 450 switch (mt76_chip(&dev->mt76)) { 451 case 0x7920: 452 return MT7920_FIRMWARE_WM; 453 case 0x7922: 454 return MT7922_FIRMWARE_WM; 455 case 0x7925: 456 return MT7925_FIRMWARE_WM; 457 default: 458 return MT7921_FIRMWARE_WM; 459 } 460 } 461 462 static inline char *mt792x_patch_name(struct mt792x_dev *dev) 463 { 464 switch (mt76_chip(&dev->mt76)) { 465 case 0x7920: 466 return MT7920_ROM_PATCH; 467 case 0x7922: 468 return MT7922_ROM_PATCH; 469 case 0x7925: 470 return MT7925_ROM_PATCH; 471 default: 472 return MT7921_ROM_PATCH; 473 } 474 } 475 476 int mt792x_load_firmware(struct mt792x_dev *dev); 477 478 /* usb */ 479 #define MT_USB_TYPE_VENDOR (USB_TYPE_VENDOR | 0x1f) 480 #define MT_USB_TYPE_UHW_VENDOR (USB_TYPE_VENDOR | 0x1e) 481 int mt792xu_dma_init(struct mt792x_dev *dev, bool resume); 482 int mt792xu_mcu_power_on(struct mt792x_dev *dev); 483 int mt792xu_wfsys_reset(struct mt792x_dev *dev); 484 int mt792xu_init_reset(struct mt792x_dev *dev); 485 u32 mt792xu_rr(struct mt76_dev *dev, u32 addr); 486 void mt792xu_wr(struct mt76_dev *dev, u32 addr, u32 val); 487 u32 mt792xu_rmw(struct mt76_dev *dev, u32 addr, u32 mask, u32 val); 488 void mt792xu_copy(struct mt76_dev *dev, u32 offset, const void *data, int len); 489 void mt792xu_disconnect(struct usb_interface *usb_intf); 490 void mt792xu_stop(struct ieee80211_hw *hw, bool suspend); 491 492 static inline void 493 mt792x_skb_add_usb_sdio_hdr(struct mt792x_dev *dev, struct sk_buff *skb, 494 int type) 495 { 496 u32 hdr, len; 497 498 len = mt76_is_usb(&dev->mt76) ? skb->len : skb->len + sizeof(hdr); 499 hdr = FIELD_PREP(MT792x_SDIO_HDR_TX_BYTES, len) | 500 FIELD_PREP(MT792x_SDIO_HDR_PKT_TYPE, type); 501 502 put_unaligned_le32(hdr, skb_push(skb, sizeof(hdr))); 503 } 504 505 int __mt792xe_mcu_drv_pmctrl(struct mt792x_dev *dev); 506 int mt792xe_mcu_drv_pmctrl(struct mt792x_dev *dev); 507 int mt792xe_mcu_fw_pmctrl(struct mt792x_dev *dev); 508 509 #ifdef CONFIG_ACPI 510 int mt792x_init_acpi_sar(struct mt792x_dev *dev); 511 int mt792x_init_acpi_sar_power(struct mt792x_phy *phy, bool set_default); 512 u8 mt792x_acpi_get_flags(struct mt792x_phy *phy); 513 u32 mt792x_acpi_get_mtcl_conf(struct mt792x_phy *phy, char *alpha2); 514 #else 515 static inline int mt792x_init_acpi_sar(struct mt792x_dev *dev) 516 { 517 return 0; 518 } 519 520 static inline int mt792x_init_acpi_sar_power(struct mt792x_phy *phy, 521 bool set_default) 522 { 523 return 0; 524 } 525 526 static inline u8 mt792x_acpi_get_flags(struct mt792x_phy *phy) 527 { 528 return 0; 529 } 530 531 static inline u32 mt792x_acpi_get_mtcl_conf(struct mt792x_phy *phy, char *alpha2) 532 { 533 return MT792X_ACPI_MTCL_INVALID; 534 } 535 #endif 536 537 #endif /* __MT7925_H */ 538