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