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_MLO_EVT_EN BIT(2) 31 32 /* NOTE: used to map mt76_rates. idx may change if firmware expands table */ 33 #define MT792x_BASIC_RATES_TBL 11 34 35 #define MT792x_WATCHDOG_TIME (HZ / 4) 36 37 #define MT792x_DRV_OWN_RETRY_COUNT 10 38 #define MT792x_MCU_INIT_RETRY_COUNT 10 39 #define MT792x_WFSYS_INIT_RETRY_COUNT 2 40 41 #define MT7920_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7961_1a.bin" 42 #define MT7921_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7961_1.bin" 43 #define MT7922_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7922_1.bin" 44 #define MT7925_FIRMWARE_WM "mediatek/mt7925/WIFI_RAM_CODE_MT7925_1_1.bin" 45 46 #define MT7920_ROM_PATCH "mediatek/WIFI_MT7961_patch_mcu_1a_2_hdr.bin" 47 #define MT7921_ROM_PATCH "mediatek/WIFI_MT7961_patch_mcu_1_2_hdr.bin" 48 #define MT7922_ROM_PATCH "mediatek/WIFI_MT7922_patch_mcu_1_1_hdr.bin" 49 #define MT7925_ROM_PATCH "mediatek/mt7925/WIFI_MT7925_PATCH_MCU_1_1_hdr.bin" 50 51 #define MT792x_SDIO_HDR_TX_BYTES GENMASK(15, 0) 52 #define MT792x_SDIO_HDR_PKT_TYPE GENMASK(17, 16) 53 54 struct mt792x_vif; 55 struct mt792x_sta; 56 57 struct mt792x_realease_info { 58 __le16 len; 59 u8 pad_len; 60 u8 tag; 61 } __packed; 62 63 struct mt792x_fw_features { 64 u8 segment; 65 u8 data; 66 u8 rsv[14]; 67 } __packed; 68 69 enum { 70 MT792x_CLC_POWER, 71 MT792x_CLC_POWER_EXT, 72 MT792x_CLC_MAX_NUM, 73 }; 74 75 enum mt792x_reg_power_type { 76 MT_AP_UNSET = 0, 77 MT_AP_DEFAULT, 78 MT_AP_LPI, 79 MT_AP_SP, 80 MT_AP_VLP, 81 }; 82 83 DECLARE_EWMA(avg_signal, 10, 8) 84 85 struct mt792x_link_sta { 86 struct mt76_wcid wcid; /* must be first */ 87 88 u32 airtime_ac[8]; 89 90 int ack_signal; 91 struct ewma_avg_signal avg_ack_signal; 92 93 unsigned long last_txs; 94 95 struct mt76_connac_sta_key_conf bip; 96 97 struct mt792x_sta *sta; 98 99 struct ieee80211_link_sta *pri_link; 100 }; 101 102 struct mt792x_sta { 103 struct mt792x_link_sta deflink; /* must be first */ 104 struct mt792x_link_sta __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS]; 105 106 struct mt792x_vif *vif; 107 108 u16 valid_links; 109 u8 deflink_id; 110 }; 111 112 DECLARE_EWMA(rssi, 10, 8); 113 114 struct mt792x_chanctx { 115 struct mt792x_bss_conf *bss_conf; 116 }; 117 118 struct mt792x_bss_conf { 119 struct mt76_vif mt76; /* must be first */ 120 struct mt792x_vif *vif; 121 struct ewma_rssi rssi; 122 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; 123 unsigned int link_id; 124 }; 125 126 struct mt792x_vif { 127 struct mt792x_bss_conf bss_conf; /* must be first */ 128 struct mt792x_bss_conf __rcu *link_conf[IEEE80211_MLD_MAX_NUM_LINKS]; 129 130 struct mt792x_sta sta; 131 struct mt792x_sta *wep_sta; 132 133 struct mt792x_phy *phy; 134 u16 valid_links; 135 u8 deflink_id; 136 }; 137 138 struct mt792x_phy { 139 struct mt76_phy *mt76; 140 struct mt792x_dev *dev; 141 142 struct ieee80211_sband_iftype_data iftype[NUM_NL80211_BANDS][NUM_NL80211_IFTYPES]; 143 144 u64 omac_mask; 145 146 u16 noise; 147 148 s16 coverage_class; 149 u8 slottime; 150 151 u32 rx_ampdu_ts; 152 u32 ampdu_ref; 153 154 struct mt76_mib_stats mib; 155 156 u8 sta_work_count; 157 u8 clc_chan_conf; 158 enum mt792x_reg_power_type power_type; 159 160 struct sk_buff_head scan_event_list; 161 struct delayed_work scan_work; 162 #ifdef CONFIG_ACPI 163 void *acpisar; 164 #endif 165 void *clc[MT792x_CLC_MAX_NUM]; 166 u64 chip_cap; 167 u16 eml_cap; 168 169 struct work_struct roc_work; 170 struct timer_list roc_timer; 171 wait_queue_head_t roc_wait; 172 u8 roc_token_id; 173 bool roc_grant; 174 }; 175 176 struct mt792x_irq_map { 177 u32 host_irq_enable; 178 struct { 179 u32 all_complete_mask; 180 u32 mcu_complete_mask; 181 } tx; 182 struct { 183 u32 data_complete_mask; 184 u32 wm_complete_mask; 185 u32 wm2_complete_mask; 186 } rx; 187 }; 188 189 #define mt792x_init_reset(dev) ((dev)->hif_ops->init_reset(dev)) 190 #define mt792x_dev_reset(dev) ((dev)->hif_ops->reset(dev)) 191 #define mt792x_mcu_init(dev) ((dev)->hif_ops->mcu_init(dev)) 192 #define __mt792x_mcu_drv_pmctrl(dev) ((dev)->hif_ops->drv_own(dev)) 193 #define __mt792x_mcu_fw_pmctrl(dev) ((dev)->hif_ops->fw_own(dev)) 194 195 struct mt792x_hif_ops { 196 int (*init_reset)(struct mt792x_dev *dev); 197 int (*reset)(struct mt792x_dev *dev); 198 int (*mcu_init)(struct mt792x_dev *dev); 199 int (*drv_own)(struct mt792x_dev *dev); 200 int (*fw_own)(struct mt792x_dev *dev); 201 }; 202 203 struct mt792x_dev { 204 union { /* must be first */ 205 struct mt76_dev mt76; 206 struct mt76_phy mphy; 207 }; 208 209 struct mac_address macaddr_list[8]; 210 211 const struct mt76_bus_ops *bus_ops; 212 struct mt792x_phy phy; 213 214 struct work_struct reset_work; 215 bool hw_full_reset:1; 216 bool hw_init_done:1; 217 bool fw_assert:1; 218 bool has_eht:1; 219 bool regd_in_progress:1; 220 bool aspm_supported:1; 221 wait_queue_head_t wait; 222 223 struct work_struct init_work; 224 225 u8 fw_debug; 226 u8 fw_features; 227 228 struct mt76_connac_pm pm; 229 struct mt76_connac_coredump coredump; 230 const struct mt792x_hif_ops *hif_ops; 231 const struct mt792x_irq_map *irq_map; 232 233 struct work_struct ipv6_ns_work; 234 /* IPv6 addresses for WoWLAN */ 235 struct sk_buff_head ipv6_ns_list; 236 237 enum environment_cap country_ie_env; 238 u32 backup_l1; 239 u32 backup_l2; 240 }; 241 242 static inline struct mt792x_bss_conf * 243 mt792x_vif_to_link(struct mt792x_vif *mvif, u8 link_id) 244 { 245 struct ieee80211_vif *vif; 246 struct mt792x_bss_conf *bss_conf; 247 248 vif = container_of((void *)mvif, struct ieee80211_vif, drv_priv); 249 250 if (!ieee80211_vif_is_mld(vif) || 251 link_id >= IEEE80211_LINK_UNSPECIFIED) 252 return &mvif->bss_conf; 253 254 bss_conf = rcu_dereference_protected(mvif->link_conf[link_id], 255 lockdep_is_held(&mvif->phy->dev->mt76.mutex)); 256 257 return bss_conf ? bss_conf : &mvif->bss_conf; 258 } 259 260 static inline struct mt792x_link_sta * 261 mt792x_sta_to_link(struct mt792x_sta *msta, u8 link_id) 262 { 263 struct ieee80211_vif *vif; 264 265 vif = container_of((void *)msta->vif, struct ieee80211_vif, drv_priv); 266 267 if (!ieee80211_vif_is_mld(vif) || 268 link_id >= IEEE80211_LINK_UNSPECIFIED) 269 return &msta->deflink; 270 271 return rcu_dereference_protected(msta->link[link_id], 272 lockdep_is_held(&msta->vif->phy->dev->mt76.mutex)); 273 } 274 275 static inline struct mt792x_bss_conf * 276 mt792x_link_conf_to_mconf(struct ieee80211_bss_conf *link_conf) 277 { 278 struct ieee80211_vif *vif = link_conf->vif; 279 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; 280 281 return mt792x_vif_to_link(mvif, link_conf->link_id); 282 } 283 284 static inline struct ieee80211_bss_conf * 285 mt792x_vif_to_bss_conf(struct ieee80211_vif *vif, unsigned int link_id) 286 { 287 if (!ieee80211_vif_is_mld(vif) || 288 link_id >= IEEE80211_LINK_UNSPECIFIED) 289 return &vif->bss_conf; 290 291 return link_conf_dereference_protected(vif, link_id); 292 } 293 294 static inline struct ieee80211_link_sta * 295 mt792x_sta_to_link_sta(struct ieee80211_vif *vif, struct ieee80211_sta *sta, 296 unsigned int link_id) 297 { 298 if (!ieee80211_vif_is_mld(vif) || 299 link_id >= IEEE80211_LINK_UNSPECIFIED) 300 return &sta->deflink; 301 302 return link_sta_dereference_protected(sta, link_id); 303 } 304 305 static inline struct mt792x_dev * 306 mt792x_hw_dev(struct ieee80211_hw *hw) 307 { 308 struct mt76_phy *phy = hw->priv; 309 310 return container_of(phy->dev, struct mt792x_dev, mt76); 311 } 312 313 static inline struct mt792x_phy * 314 mt792x_hw_phy(struct ieee80211_hw *hw) 315 { 316 struct mt76_phy *phy = hw->priv; 317 318 return phy->priv; 319 } 320 321 static inline void 322 mt792x_get_status_freq_info(struct mt76_rx_status *status, u8 chfreq) 323 { 324 if (chfreq > 180) { 325 status->band = NL80211_BAND_6GHZ; 326 chfreq = (chfreq - 181) * 4 + 1; 327 } else if (chfreq > 14) { 328 status->band = NL80211_BAND_5GHZ; 329 } else { 330 status->band = NL80211_BAND_2GHZ; 331 } 332 status->freq = ieee80211_channel_to_frequency(chfreq, status->band); 333 } 334 335 static inline bool mt792x_dma_need_reinit(struct mt792x_dev *dev) 336 { 337 return !mt76_get_field(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT); 338 } 339 340 #define mt792x_mutex_acquire(dev) \ 341 mt76_connac_mutex_acquire(&(dev)->mt76, &(dev)->pm) 342 #define mt792x_mutex_release(dev) \ 343 mt76_connac_mutex_release(&(dev)->mt76, &(dev)->pm) 344 345 void mt792x_stop(struct ieee80211_hw *hw, bool suspend); 346 void mt792x_pm_wake_work(struct work_struct *work); 347 void mt792x_pm_power_save_work(struct work_struct *work); 348 void mt792x_reset(struct mt76_dev *mdev); 349 void mt792x_update_channel(struct mt76_phy *mphy); 350 void mt792x_mac_reset_counters(struct mt792x_phy *phy); 351 void mt792x_mac_init_band(struct mt792x_dev *dev, u8 band); 352 void mt792x_mac_assoc_rssi(struct mt792x_dev *dev, struct sk_buff *skb); 353 struct mt76_wcid *mt792x_rx_get_wcid(struct mt792x_dev *dev, u16 idx, 354 bool unicast); 355 void mt792x_mac_update_mib_stats(struct mt792x_phy *phy); 356 void mt792x_mac_set_timeing(struct mt792x_phy *phy); 357 void mt792x_mac_work(struct work_struct *work); 358 void mt792x_remove_interface(struct ieee80211_hw *hw, 359 struct ieee80211_vif *vif); 360 void mt792x_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, 361 struct sk_buff *skb); 362 int mt792x_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 363 unsigned int link_id, u16 queue, 364 const struct ieee80211_tx_queue_params *params); 365 int mt792x_get_stats(struct ieee80211_hw *hw, 366 struct ieee80211_low_level_stats *stats); 367 u64 mt792x_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif); 368 void mt792x_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 369 u64 timestamp); 370 void mt792x_tx_worker(struct mt76_worker *w); 371 void mt792x_roc_timer(struct timer_list *timer); 372 void mt792x_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 373 u32 queues, bool drop); 374 int mt792x_assign_vif_chanctx(struct ieee80211_hw *hw, 375 struct ieee80211_vif *vif, 376 struct ieee80211_bss_conf *link_conf, 377 struct ieee80211_chanctx_conf *ctx); 378 void mt792x_unassign_vif_chanctx(struct ieee80211_hw *hw, 379 struct ieee80211_vif *vif, 380 struct ieee80211_bss_conf *link_conf, 381 struct ieee80211_chanctx_conf *ctx); 382 void mt792x_set_wakeup(struct ieee80211_hw *hw, bool enabled); 383 void mt792x_get_et_strings(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 384 u32 sset, u8 *data); 385 int mt792x_get_et_sset_count(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 386 int sset); 387 void mt792x_get_et_stats(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 388 struct ethtool_stats *stats, u64 *data); 389 void mt792x_sta_statistics(struct ieee80211_hw *hw, 390 struct ieee80211_vif *vif, 391 struct ieee80211_sta *sta, 392 struct station_info *sinfo); 393 void mt792x_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class); 394 void mt792x_dma_cleanup(struct mt792x_dev *dev); 395 int mt792x_dma_enable(struct mt792x_dev *dev); 396 int mt792x_wpdma_reset(struct mt792x_dev *dev, bool force); 397 int mt792x_wpdma_reinit_cond(struct mt792x_dev *dev); 398 int mt792x_dma_disable(struct mt792x_dev *dev, bool force); 399 irqreturn_t mt792x_irq_handler(int irq, void *dev_instance); 400 void mt792x_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q); 401 int mt792x_poll_tx(struct napi_struct *napi, int budget); 402 int mt792x_poll_rx(struct napi_struct *napi, int budget); 403 void mt792x_irq_tasklet(unsigned long data); 404 int mt792x_wfsys_reset(struct mt792x_dev *dev); 405 int mt792x_tx_stats_show(struct seq_file *file, void *data); 406 int mt792x_queues_acq(struct seq_file *s, void *data); 407 int mt792x_queues_read(struct seq_file *s, void *data); 408 int mt792x_pm_stats(struct seq_file *s, void *data); 409 int mt792x_pm_idle_timeout_set(void *data, u64 val); 410 int mt792x_pm_idle_timeout_get(void *data, u64 *val); 411 int mt792x_init_wiphy(struct ieee80211_hw *hw); 412 struct ieee80211_ops * 413 mt792x_get_mac80211_ops(struct device *dev, 414 const struct ieee80211_ops *mac80211_ops, 415 void *drv_data, u8 *fw_features); 416 int mt792x_init_wcid(struct mt792x_dev *dev); 417 int mt792x_mcu_drv_pmctrl(struct mt792x_dev *dev); 418 int mt792x_mcu_fw_pmctrl(struct mt792x_dev *dev); 419 void mt792x_mac_link_bss_remove(struct mt792x_dev *dev, 420 struct mt792x_bss_conf *mconf, 421 struct mt792x_link_sta *mlink); 422 void mt792x_config_mac_addr_list(struct mt792x_dev *dev); 423 424 static inline char *mt792x_ram_name(struct mt792x_dev *dev) 425 { 426 switch (mt76_chip(&dev->mt76)) { 427 case 0x7920: 428 return MT7920_FIRMWARE_WM; 429 case 0x7922: 430 return MT7922_FIRMWARE_WM; 431 case 0x7925: 432 return MT7925_FIRMWARE_WM; 433 default: 434 return MT7921_FIRMWARE_WM; 435 } 436 } 437 438 static inline char *mt792x_patch_name(struct mt792x_dev *dev) 439 { 440 switch (mt76_chip(&dev->mt76)) { 441 case 0x7920: 442 return MT7920_ROM_PATCH; 443 case 0x7922: 444 return MT7922_ROM_PATCH; 445 case 0x7925: 446 return MT7925_ROM_PATCH; 447 default: 448 return MT7921_ROM_PATCH; 449 } 450 } 451 452 int mt792x_load_firmware(struct mt792x_dev *dev); 453 454 /* usb */ 455 #define MT_USB_TYPE_VENDOR (USB_TYPE_VENDOR | 0x1f) 456 #define MT_USB_TYPE_UHW_VENDOR (USB_TYPE_VENDOR | 0x1e) 457 int mt792xu_dma_init(struct mt792x_dev *dev, bool resume); 458 int mt792xu_mcu_power_on(struct mt792x_dev *dev); 459 int mt792xu_wfsys_reset(struct mt792x_dev *dev); 460 int mt792xu_init_reset(struct mt792x_dev *dev); 461 u32 mt792xu_rr(struct mt76_dev *dev, u32 addr); 462 void mt792xu_wr(struct mt76_dev *dev, u32 addr, u32 val); 463 u32 mt792xu_rmw(struct mt76_dev *dev, u32 addr, u32 mask, u32 val); 464 void mt792xu_copy(struct mt76_dev *dev, u32 offset, const void *data, int len); 465 void mt792xu_disconnect(struct usb_interface *usb_intf); 466 void mt792xu_stop(struct ieee80211_hw *hw, bool suspend); 467 468 static inline void 469 mt792x_skb_add_usb_sdio_hdr(struct mt792x_dev *dev, struct sk_buff *skb, 470 int type) 471 { 472 u32 hdr, len; 473 474 len = mt76_is_usb(&dev->mt76) ? skb->len : skb->len + sizeof(hdr); 475 hdr = FIELD_PREP(MT792x_SDIO_HDR_TX_BYTES, len) | 476 FIELD_PREP(MT792x_SDIO_HDR_PKT_TYPE, type); 477 478 put_unaligned_le32(hdr, skb_push(skb, sizeof(hdr))); 479 } 480 481 int __mt792xe_mcu_drv_pmctrl(struct mt792x_dev *dev); 482 int mt792xe_mcu_drv_pmctrl(struct mt792x_dev *dev); 483 int mt792xe_mcu_fw_pmctrl(struct mt792x_dev *dev); 484 485 #ifdef CONFIG_ACPI 486 int mt792x_init_acpi_sar(struct mt792x_dev *dev); 487 int mt792x_init_acpi_sar_power(struct mt792x_phy *phy, bool set_default); 488 u8 mt792x_acpi_get_flags(struct mt792x_phy *phy); 489 u8 mt792x_acpi_get_mtcl_conf(struct mt792x_phy *phy, char *alpha2); 490 #else 491 static inline int mt792x_init_acpi_sar(struct mt792x_dev *dev) 492 { 493 return 0; 494 } 495 496 static inline int mt792x_init_acpi_sar_power(struct mt792x_phy *phy, 497 bool set_default) 498 { 499 return 0; 500 } 501 502 static inline u8 mt792x_acpi_get_flags(struct mt792x_phy *phy) 503 { 504 return 0; 505 } 506 507 static inline u8 mt792x_acpi_get_mtcl_conf(struct mt792x_phy *phy, char *alpha2) 508 { 509 return 0xf; 510 } 511 #endif 512 513 #endif /* __MT7925_H */ 514