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 const struct mt76_bus_ops *bus_ops; 210 struct mt792x_phy phy; 211 212 struct work_struct reset_work; 213 bool hw_full_reset:1; 214 bool hw_init_done:1; 215 bool fw_assert:1; 216 bool has_eht:1; 217 bool regd_in_progress:1; 218 bool aspm_supported:1; 219 wait_queue_head_t wait; 220 221 struct work_struct init_work; 222 223 u8 fw_debug; 224 u8 fw_features; 225 226 struct mt76_connac_pm pm; 227 struct mt76_connac_coredump coredump; 228 const struct mt792x_hif_ops *hif_ops; 229 const struct mt792x_irq_map *irq_map; 230 231 struct work_struct ipv6_ns_work; 232 /* IPv6 addresses for WoWLAN */ 233 struct sk_buff_head ipv6_ns_list; 234 235 enum environment_cap country_ie_env; 236 u32 backup_l1; 237 u32 backup_l2; 238 }; 239 240 static inline struct mt792x_bss_conf * 241 mt792x_vif_to_link(struct mt792x_vif *mvif, u8 link_id) 242 { 243 struct ieee80211_vif *vif; 244 245 vif = container_of((void *)mvif, struct ieee80211_vif, drv_priv); 246 247 if (!ieee80211_vif_is_mld(vif) || 248 link_id >= IEEE80211_LINK_UNSPECIFIED) 249 return &mvif->bss_conf; 250 251 return rcu_dereference_protected(mvif->link_conf[link_id], 252 lockdep_is_held(&mvif->phy->dev->mt76.mutex)); 253 } 254 255 static inline struct mt792x_link_sta * 256 mt792x_sta_to_link(struct mt792x_sta *msta, u8 link_id) 257 { 258 struct ieee80211_vif *vif; 259 260 vif = container_of((void *)msta->vif, struct ieee80211_vif, drv_priv); 261 262 if (!ieee80211_vif_is_mld(vif) || 263 link_id >= IEEE80211_LINK_UNSPECIFIED) 264 return &msta->deflink; 265 266 return rcu_dereference_protected(msta->link[link_id], 267 lockdep_is_held(&msta->vif->phy->dev->mt76.mutex)); 268 } 269 270 static inline struct mt792x_bss_conf * 271 mt792x_link_conf_to_mconf(struct ieee80211_bss_conf *link_conf) 272 { 273 struct ieee80211_vif *vif = link_conf->vif; 274 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; 275 276 return mt792x_vif_to_link(mvif, link_conf->link_id); 277 } 278 279 static inline struct ieee80211_bss_conf * 280 mt792x_vif_to_bss_conf(struct ieee80211_vif *vif, unsigned int link_id) 281 { 282 if (!ieee80211_vif_is_mld(vif) || 283 link_id >= IEEE80211_LINK_UNSPECIFIED) 284 return &vif->bss_conf; 285 286 return link_conf_dereference_protected(vif, link_id); 287 } 288 289 static inline struct ieee80211_link_sta * 290 mt792x_sta_to_link_sta(struct ieee80211_vif *vif, struct ieee80211_sta *sta, 291 unsigned int link_id) 292 { 293 if (!ieee80211_vif_is_mld(vif) || 294 link_id >= IEEE80211_LINK_UNSPECIFIED) 295 return &sta->deflink; 296 297 return link_sta_dereference_protected(sta, link_id); 298 } 299 300 static inline struct mt792x_dev * 301 mt792x_hw_dev(struct ieee80211_hw *hw) 302 { 303 struct mt76_phy *phy = hw->priv; 304 305 return container_of(phy->dev, struct mt792x_dev, mt76); 306 } 307 308 static inline struct mt792x_phy * 309 mt792x_hw_phy(struct ieee80211_hw *hw) 310 { 311 struct mt76_phy *phy = hw->priv; 312 313 return phy->priv; 314 } 315 316 static inline void 317 mt792x_get_status_freq_info(struct mt76_rx_status *status, u8 chfreq) 318 { 319 if (chfreq > 180) { 320 status->band = NL80211_BAND_6GHZ; 321 chfreq = (chfreq - 181) * 4 + 1; 322 } else if (chfreq > 14) { 323 status->band = NL80211_BAND_5GHZ; 324 } else { 325 status->band = NL80211_BAND_2GHZ; 326 } 327 status->freq = ieee80211_channel_to_frequency(chfreq, status->band); 328 } 329 330 static inline bool mt792x_dma_need_reinit(struct mt792x_dev *dev) 331 { 332 return !mt76_get_field(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT); 333 } 334 335 #define mt792x_mutex_acquire(dev) \ 336 mt76_connac_mutex_acquire(&(dev)->mt76, &(dev)->pm) 337 #define mt792x_mutex_release(dev) \ 338 mt76_connac_mutex_release(&(dev)->mt76, &(dev)->pm) 339 340 void mt792x_stop(struct ieee80211_hw *hw, bool suspend); 341 void mt792x_pm_wake_work(struct work_struct *work); 342 void mt792x_pm_power_save_work(struct work_struct *work); 343 void mt792x_reset(struct mt76_dev *mdev); 344 void mt792x_update_channel(struct mt76_phy *mphy); 345 void mt792x_mac_reset_counters(struct mt792x_phy *phy); 346 void mt792x_mac_init_band(struct mt792x_dev *dev, u8 band); 347 void mt792x_mac_assoc_rssi(struct mt792x_dev *dev, struct sk_buff *skb); 348 struct mt76_wcid *mt792x_rx_get_wcid(struct mt792x_dev *dev, u16 idx, 349 bool unicast); 350 void mt792x_mac_update_mib_stats(struct mt792x_phy *phy); 351 void mt792x_mac_set_timeing(struct mt792x_phy *phy); 352 void mt792x_mac_work(struct work_struct *work); 353 void mt792x_remove_interface(struct ieee80211_hw *hw, 354 struct ieee80211_vif *vif); 355 void mt792x_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, 356 struct sk_buff *skb); 357 int mt792x_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 358 unsigned int link_id, u16 queue, 359 const struct ieee80211_tx_queue_params *params); 360 int mt792x_get_stats(struct ieee80211_hw *hw, 361 struct ieee80211_low_level_stats *stats); 362 u64 mt792x_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif); 363 void mt792x_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 364 u64 timestamp); 365 void mt792x_tx_worker(struct mt76_worker *w); 366 void mt792x_roc_timer(struct timer_list *timer); 367 void mt792x_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 368 u32 queues, bool drop); 369 int mt792x_assign_vif_chanctx(struct ieee80211_hw *hw, 370 struct ieee80211_vif *vif, 371 struct ieee80211_bss_conf *link_conf, 372 struct ieee80211_chanctx_conf *ctx); 373 void mt792x_unassign_vif_chanctx(struct ieee80211_hw *hw, 374 struct ieee80211_vif *vif, 375 struct ieee80211_bss_conf *link_conf, 376 struct ieee80211_chanctx_conf *ctx); 377 void mt792x_set_wakeup(struct ieee80211_hw *hw, bool enabled); 378 void mt792x_get_et_strings(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 379 u32 sset, u8 *data); 380 int mt792x_get_et_sset_count(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 381 int sset); 382 void mt792x_get_et_stats(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 383 struct ethtool_stats *stats, u64 *data); 384 void mt792x_sta_statistics(struct ieee80211_hw *hw, 385 struct ieee80211_vif *vif, 386 struct ieee80211_sta *sta, 387 struct station_info *sinfo); 388 void mt792x_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class); 389 void mt792x_dma_cleanup(struct mt792x_dev *dev); 390 int mt792x_dma_enable(struct mt792x_dev *dev); 391 int mt792x_wpdma_reset(struct mt792x_dev *dev, bool force); 392 int mt792x_wpdma_reinit_cond(struct mt792x_dev *dev); 393 int mt792x_dma_disable(struct mt792x_dev *dev, bool force); 394 irqreturn_t mt792x_irq_handler(int irq, void *dev_instance); 395 void mt792x_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q); 396 int mt792x_poll_tx(struct napi_struct *napi, int budget); 397 int mt792x_poll_rx(struct napi_struct *napi, int budget); 398 void mt792x_irq_tasklet(unsigned long data); 399 int mt792x_wfsys_reset(struct mt792x_dev *dev); 400 int mt792x_tx_stats_show(struct seq_file *file, void *data); 401 int mt792x_queues_acq(struct seq_file *s, void *data); 402 int mt792x_queues_read(struct seq_file *s, void *data); 403 int mt792x_pm_stats(struct seq_file *s, void *data); 404 int mt792x_pm_idle_timeout_set(void *data, u64 val); 405 int mt792x_pm_idle_timeout_get(void *data, u64 *val); 406 int mt792x_init_wiphy(struct ieee80211_hw *hw); 407 struct ieee80211_ops * 408 mt792x_get_mac80211_ops(struct device *dev, 409 const struct ieee80211_ops *mac80211_ops, 410 void *drv_data, u8 *fw_features); 411 int mt792x_init_wcid(struct mt792x_dev *dev); 412 int mt792x_mcu_drv_pmctrl(struct mt792x_dev *dev); 413 int mt792x_mcu_fw_pmctrl(struct mt792x_dev *dev); 414 void mt792x_mac_link_bss_remove(struct mt792x_dev *dev, 415 struct mt792x_bss_conf *mconf, 416 struct mt792x_link_sta *mlink); 417 418 static inline char *mt792x_ram_name(struct mt792x_dev *dev) 419 { 420 switch (mt76_chip(&dev->mt76)) { 421 case 0x7920: 422 return MT7920_FIRMWARE_WM; 423 case 0x7922: 424 return MT7922_FIRMWARE_WM; 425 case 0x7925: 426 return MT7925_FIRMWARE_WM; 427 default: 428 return MT7921_FIRMWARE_WM; 429 } 430 } 431 432 static inline char *mt792x_patch_name(struct mt792x_dev *dev) 433 { 434 switch (mt76_chip(&dev->mt76)) { 435 case 0x7920: 436 return MT7920_ROM_PATCH; 437 case 0x7922: 438 return MT7922_ROM_PATCH; 439 case 0x7925: 440 return MT7925_ROM_PATCH; 441 default: 442 return MT7921_ROM_PATCH; 443 } 444 } 445 446 int mt792x_load_firmware(struct mt792x_dev *dev); 447 448 /* usb */ 449 #define MT_USB_TYPE_VENDOR (USB_TYPE_VENDOR | 0x1f) 450 #define MT_USB_TYPE_UHW_VENDOR (USB_TYPE_VENDOR | 0x1e) 451 int mt792xu_dma_init(struct mt792x_dev *dev, bool resume); 452 int mt792xu_mcu_power_on(struct mt792x_dev *dev); 453 int mt792xu_wfsys_reset(struct mt792x_dev *dev); 454 int mt792xu_init_reset(struct mt792x_dev *dev); 455 u32 mt792xu_rr(struct mt76_dev *dev, u32 addr); 456 void mt792xu_wr(struct mt76_dev *dev, u32 addr, u32 val); 457 u32 mt792xu_rmw(struct mt76_dev *dev, u32 addr, u32 mask, u32 val); 458 void mt792xu_copy(struct mt76_dev *dev, u32 offset, const void *data, int len); 459 void mt792xu_disconnect(struct usb_interface *usb_intf); 460 void mt792xu_stop(struct ieee80211_hw *hw, bool suspend); 461 462 static inline void 463 mt792x_skb_add_usb_sdio_hdr(struct mt792x_dev *dev, struct sk_buff *skb, 464 int type) 465 { 466 u32 hdr, len; 467 468 len = mt76_is_usb(&dev->mt76) ? skb->len : skb->len + sizeof(hdr); 469 hdr = FIELD_PREP(MT792x_SDIO_HDR_TX_BYTES, len) | 470 FIELD_PREP(MT792x_SDIO_HDR_PKT_TYPE, type); 471 472 put_unaligned_le32(hdr, skb_push(skb, sizeof(hdr))); 473 } 474 475 int __mt792xe_mcu_drv_pmctrl(struct mt792x_dev *dev); 476 int mt792xe_mcu_drv_pmctrl(struct mt792x_dev *dev); 477 int mt792xe_mcu_fw_pmctrl(struct mt792x_dev *dev); 478 479 #ifdef CONFIG_ACPI 480 int mt792x_init_acpi_sar(struct mt792x_dev *dev); 481 int mt792x_init_acpi_sar_power(struct mt792x_phy *phy, bool set_default); 482 u8 mt792x_acpi_get_flags(struct mt792x_phy *phy); 483 u8 mt792x_acpi_get_mtcl_conf(struct mt792x_phy *phy, char *alpha2); 484 #else 485 static inline int mt792x_init_acpi_sar(struct mt792x_dev *dev) 486 { 487 return 0; 488 } 489 490 static inline int mt792x_init_acpi_sar_power(struct mt792x_phy *phy, 491 bool set_default) 492 { 493 return 0; 494 } 495 496 static inline u8 mt792x_acpi_get_flags(struct mt792x_phy *phy) 497 { 498 return 0; 499 } 500 501 static inline u8 mt792x_acpi_get_mtcl_conf(struct mt792x_phy *phy, char *alpha2) 502 { 503 return 0xf; 504 } 505 #endif 506 507 #endif /* __MT7925_H */ 508