1 /* SPDX-License-Identifier: ISC */ 2 /* Copyright (C) 2020 MediaTek Inc. */ 3 4 #ifndef __MT7921_H 5 #define __MT7921_H 6 7 #include <linux/interrupt.h> 8 #include <linux/ktime.h> 9 #include "../mt76_connac_mcu.h" 10 #include "regs.h" 11 #if !defined(__FreeBSD__) || defined(CONFIG_ACPI) 12 #include "acpi_sar.h" 13 #endif 14 15 #define MT7921_MAX_INTERFACES 4 16 #define MT7921_WTBL_SIZE 20 17 #define MT7921_WTBL_RESERVED (MT7921_WTBL_SIZE - 1) 18 #define MT7921_WTBL_STA (MT7921_WTBL_RESERVED - \ 19 MT7921_MAX_INTERFACES) 20 21 #define MT7921_PM_TIMEOUT (HZ / 12) 22 #define MT7921_HW_SCAN_TIMEOUT (HZ / 10) 23 #define MT7921_WATCHDOG_TIME (HZ / 4) 24 #define MT7921_RESET_TIMEOUT (30 * HZ) 25 26 #define MT7921_TX_RING_SIZE 2048 27 #define MT7921_TX_MCU_RING_SIZE 256 28 #define MT7921_TX_FWDL_RING_SIZE 128 29 30 #define MT7921_RX_RING_SIZE 1536 31 #define MT7921_RX_MCU_RING_SIZE 512 32 33 #define MT7921_DRV_OWN_RETRY_COUNT 10 34 #define MT7921_MCU_INIT_RETRY_COUNT 10 35 #define MT7921_WFSYS_INIT_RETRY_COUNT 2 36 37 #define MT7921_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7961_1.bin" 38 #define MT7921_ROM_PATCH "mediatek/WIFI_MT7961_patch_mcu_1_2_hdr.bin" 39 40 #define MT7922_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7922_1.bin" 41 #define MT7922_ROM_PATCH "mediatek/WIFI_MT7922_patch_mcu_1_1_hdr.bin" 42 43 #define MT7921_EEPROM_SIZE 3584 44 #define MT7921_TOKEN_SIZE 8192 45 46 #define MT7921_EEPROM_BLOCK_SIZE 16 47 48 #define MT7921_CFEND_RATE_DEFAULT 0x49 /* OFDM 24M */ 49 #define MT7921_CFEND_RATE_11B 0x03 /* 11B LP, 11M */ 50 51 #define MT7921_SKU_RATE_NUM 161 52 #define MT7921_SKU_MAX_DELTA_IDX MT7921_SKU_RATE_NUM 53 #define MT7921_SKU_TABLE_SIZE (MT7921_SKU_RATE_NUM + 1) 54 55 #define MT7921_SDIO_HDR_TX_BYTES GENMASK(15, 0) 56 #define MT7921_SDIO_HDR_PKT_TYPE GENMASK(17, 16) 57 58 enum mt7921_sdio_pkt_type { 59 MT7921_SDIO_TXD, 60 MT7921_SDIO_DATA, 61 MT7921_SDIO_CMD, 62 MT7921_SDIO_FWDL, 63 }; 64 65 struct mt7921_sdio_intr { 66 u32 isr; 67 struct { 68 u32 wtqcr[16]; 69 } tx; 70 struct { 71 u16 num[2]; 72 u16 len0[16]; 73 u16 len1[128]; 74 } rx; 75 u32 rec_mb[2]; 76 } __packed; 77 78 #define to_rssi(field, rxv) ((FIELD_GET(field, rxv) - 220) / 2) 79 #define to_rcpi(rssi) (2 * (rssi) + 220) 80 81 struct mt7921_vif; 82 struct mt7921_sta; 83 84 enum mt7921_txq_id { 85 MT7921_TXQ_BAND0, 86 MT7921_TXQ_BAND1, 87 MT7921_TXQ_FWDL = 16, 88 MT7921_TXQ_MCU_WM, 89 }; 90 91 enum mt7921_rxq_id { 92 MT7921_RXQ_BAND0 = 0, 93 MT7921_RXQ_BAND1, 94 MT7921_RXQ_MCU_WM = 0, 95 }; 96 97 struct mt7921_sta { 98 struct mt76_wcid wcid; /* must be first */ 99 100 struct mt7921_vif *vif; 101 102 struct list_head poll_list; 103 u32 airtime_ac[8]; 104 105 unsigned long last_txs; 106 unsigned long ampdu_state; 107 108 struct mt76_connac_sta_key_conf bip; 109 }; 110 111 DECLARE_EWMA(rssi, 10, 8); 112 113 struct mt7921_vif { 114 struct mt76_vif mt76; /* must be first */ 115 116 struct mt7921_sta sta; 117 struct mt7921_sta *wep_sta; 118 119 struct mt7921_phy *phy; 120 121 struct ewma_rssi rssi; 122 123 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; 124 }; 125 126 struct mib_stats { 127 u32 ack_fail_cnt; 128 u32 fcs_err_cnt; 129 u32 rts_cnt; 130 u32 rts_retries_cnt; 131 u32 ba_miss_cnt; 132 133 u32 tx_bf_ibf_ppdu_cnt; 134 u32 tx_bf_ebf_ppdu_cnt; 135 u32 tx_bf_rx_fb_all_cnt; 136 u32 tx_bf_rx_fb_he_cnt; 137 u32 tx_bf_rx_fb_vht_cnt; 138 u32 tx_bf_rx_fb_ht_cnt; 139 140 u32 tx_ampdu_cnt; 141 u32 tx_mpdu_attempts_cnt; 142 u32 tx_mpdu_success_cnt; 143 u32 tx_pkt_ebf_cnt; 144 u32 tx_pkt_ibf_cnt; 145 146 u32 rx_mpdu_cnt; 147 u32 rx_ampdu_cnt; 148 u32 rx_ampdu_bytes_cnt; 149 u32 rx_ba_cnt; 150 151 u32 tx_amsdu[8]; 152 u32 tx_amsdu_cnt; 153 }; 154 155 enum { 156 MT7921_CLC_POWER, 157 MT7921_CLC_CHAN, 158 MT7921_CLC_MAX_NUM, 159 }; 160 161 struct mt7921_clc_rule { 162 u8 alpha2[2]; 163 u8 type[2]; 164 __le16 len; 165 u8 data[]; 166 } __packed; 167 168 struct mt7921_clc { 169 __le32 len; 170 u8 idx; 171 u8 ver; 172 u8 nr_country; 173 u8 type; 174 u8 rsv[8]; 175 u8 data[]; 176 }; 177 178 struct mt7921_phy { 179 struct mt76_phy *mt76; 180 struct mt7921_dev *dev; 181 182 struct ieee80211_sband_iftype_data iftype[NUM_NL80211_BANDS][NUM_NL80211_IFTYPES]; 183 184 u64 omac_mask; 185 186 u16 noise; 187 188 s16 coverage_class; 189 u8 slottime; 190 191 u32 rx_ampdu_ts; 192 u32 ampdu_ref; 193 194 struct mib_stats mib; 195 196 u8 sta_work_count; 197 198 struct sk_buff_head scan_event_list; 199 struct delayed_work scan_work; 200 #ifdef CONFIG_ACPI 201 struct mt7921_acpi_sar *acpisar; 202 #endif 203 204 struct mt7921_clc *clc[MT7921_CLC_MAX_NUM]; 205 }; 206 207 #define mt7921_init_reset(dev) ((dev)->hif_ops->init_reset(dev)) 208 #define mt7921_dev_reset(dev) ((dev)->hif_ops->reset(dev)) 209 #define mt7921_mcu_init(dev) ((dev)->hif_ops->mcu_init(dev)) 210 #define __mt7921_mcu_drv_pmctrl(dev) ((dev)->hif_ops->drv_own(dev)) 211 #define __mt7921_mcu_fw_pmctrl(dev) ((dev)->hif_ops->fw_own(dev)) 212 struct mt7921_hif_ops { 213 int (*init_reset)(struct mt7921_dev *dev); 214 int (*reset)(struct mt7921_dev *dev); 215 int (*mcu_init)(struct mt7921_dev *dev); 216 int (*drv_own)(struct mt7921_dev *dev); 217 int (*fw_own)(struct mt7921_dev *dev); 218 }; 219 220 struct mt7921_dev { 221 union { /* must be first */ 222 struct mt76_dev mt76; 223 struct mt76_phy mphy; 224 }; 225 226 const struct mt76_bus_ops *bus_ops; 227 struct mt7921_phy phy; 228 struct tasklet_struct irq_tasklet; 229 230 struct work_struct reset_work; 231 bool hw_full_reset:1; 232 bool hw_init_done:1; 233 bool fw_assert:1; 234 235 struct list_head sta_poll_list; 236 spinlock_t sta_poll_lock; 237 238 struct work_struct init_work; 239 240 u8 fw_debug; 241 242 struct mt76_connac_pm pm; 243 struct mt76_connac_coredump coredump; 244 const struct mt7921_hif_ops *hif_ops; 245 246 struct work_struct ipv6_ns_work; 247 /* IPv6 addresses for WoWLAN */ 248 struct sk_buff_head ipv6_ns_list; 249 }; 250 251 enum { 252 TXPWR_USER, 253 TXPWR_EEPROM, 254 TXPWR_MAC, 255 TXPWR_MAX_NUM, 256 }; 257 258 struct mt7921_txpwr { 259 u8 ch; 260 u8 rsv[3]; 261 struct { 262 u8 ch; 263 u8 cck[4]; 264 u8 ofdm[8]; 265 u8 ht20[8]; 266 u8 ht40[9]; 267 u8 vht20[12]; 268 u8 vht40[12]; 269 u8 vht80[12]; 270 u8 vht160[12]; 271 u8 he26[12]; 272 u8 he52[12]; 273 u8 he106[12]; 274 u8 he242[12]; 275 u8 he484[12]; 276 u8 he996[12]; 277 u8 he996x2[12]; 278 } data[TXPWR_MAX_NUM]; 279 }; 280 281 static inline struct mt7921_phy * 282 mt7921_hw_phy(struct ieee80211_hw *hw) 283 { 284 struct mt76_phy *phy = hw->priv; 285 286 return phy->priv; 287 } 288 289 static inline struct mt7921_dev * 290 mt7921_hw_dev(struct ieee80211_hw *hw) 291 { 292 struct mt76_phy *phy = hw->priv; 293 294 return container_of(phy->dev, struct mt7921_dev, mt76); 295 } 296 297 #define mt7921_mutex_acquire(dev) \ 298 mt76_connac_mutex_acquire(&(dev)->mt76, &(dev)->pm) 299 #define mt7921_mutex_release(dev) \ 300 mt76_connac_mutex_release(&(dev)->mt76, &(dev)->pm) 301 302 extern const struct ieee80211_ops mt7921_ops; 303 304 u32 mt7921_reg_map(struct mt7921_dev *dev, u32 addr); 305 306 int __mt7921_start(struct mt7921_phy *phy); 307 int mt7921_register_device(struct mt7921_dev *dev); 308 void mt7921_unregister_device(struct mt7921_dev *dev); 309 int mt7921_dma_init(struct mt7921_dev *dev); 310 int mt7921_wpdma_reset(struct mt7921_dev *dev, bool force); 311 int mt7921_wpdma_reinit_cond(struct mt7921_dev *dev); 312 void mt7921_dma_cleanup(struct mt7921_dev *dev); 313 int mt7921_run_firmware(struct mt7921_dev *dev); 314 int mt7921_mcu_set_bss_pm(struct mt7921_dev *dev, struct ieee80211_vif *vif, 315 bool enable); 316 int mt7921_mcu_sta_update(struct mt7921_dev *dev, struct ieee80211_sta *sta, 317 struct ieee80211_vif *vif, bool enable, 318 enum mt76_sta_info_state state); 319 int mt7921_mcu_set_chan_info(struct mt7921_phy *phy, int cmd); 320 int mt7921_mcu_set_tx(struct mt7921_dev *dev, struct ieee80211_vif *vif); 321 int mt7921_mcu_set_eeprom(struct mt7921_dev *dev); 322 int mt7921_mcu_get_rx_rate(struct mt7921_phy *phy, struct ieee80211_vif *vif, 323 struct ieee80211_sta *sta, struct rate_info *rate); 324 int mt7921_mcu_fw_log_2_host(struct mt7921_dev *dev, u8 ctrl); 325 void mt7921_mcu_rx_event(struct mt7921_dev *dev, struct sk_buff *skb); 326 327 static inline void mt7921_irq_enable(struct mt7921_dev *dev, u32 mask) 328 { 329 mt76_set_irq_mask(&dev->mt76, 0, 0, mask); 330 331 tasklet_schedule(&dev->irq_tasklet); 332 } 333 334 static inline u32 335 mt7921_reg_map_l1(struct mt7921_dev *dev, u32 addr) 336 { 337 u32 offset = FIELD_GET(MT_HIF_REMAP_L1_OFFSET, addr); 338 u32 base = FIELD_GET(MT_HIF_REMAP_L1_BASE, addr); 339 340 mt76_rmw_field(dev, MT_HIF_REMAP_L1, MT_HIF_REMAP_L1_MASK, base); 341 /* use read to push write */ 342 mt76_rr(dev, MT_HIF_REMAP_L1); 343 344 return MT_HIF_REMAP_BASE_L1 + offset; 345 } 346 347 static inline u32 348 mt7921_l1_rr(struct mt7921_dev *dev, u32 addr) 349 { 350 return mt76_rr(dev, mt7921_reg_map_l1(dev, addr)); 351 } 352 353 static inline void 354 mt7921_l1_wr(struct mt7921_dev *dev, u32 addr, u32 val) 355 { 356 mt76_wr(dev, mt7921_reg_map_l1(dev, addr), val); 357 } 358 359 static inline u32 360 mt7921_l1_rmw(struct mt7921_dev *dev, u32 addr, u32 mask, u32 val) 361 { 362 val |= mt7921_l1_rr(dev, addr) & ~mask; 363 mt7921_l1_wr(dev, addr, val); 364 365 return val; 366 } 367 368 #define mt7921_l1_set(dev, addr, val) mt7921_l1_rmw(dev, addr, 0, val) 369 #define mt7921_l1_clear(dev, addr, val) mt7921_l1_rmw(dev, addr, val, 0) 370 371 static inline bool mt7921_dma_need_reinit(struct mt7921_dev *dev) 372 { 373 return !mt76_get_field(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT); 374 } 375 376 static inline void 377 mt7921_skb_add_usb_sdio_hdr(struct mt7921_dev *dev, struct sk_buff *skb, 378 int type) 379 { 380 u32 hdr, len; 381 382 len = mt76_is_usb(&dev->mt76) ? skb->len : skb->len + sizeof(hdr); 383 hdr = FIELD_PREP(MT7921_SDIO_HDR_TX_BYTES, len) | 384 FIELD_PREP(MT7921_SDIO_HDR_PKT_TYPE, type); 385 386 put_unaligned_le32(hdr, skb_push(skb, sizeof(hdr))); 387 } 388 389 void mt7921_stop(struct ieee80211_hw *hw); 390 int mt7921_mac_init(struct mt7921_dev *dev); 391 bool mt7921_mac_wtbl_update(struct mt7921_dev *dev, int idx, u32 mask); 392 void mt7921_mac_reset_counters(struct mt7921_phy *phy); 393 void mt7921_mac_set_timing(struct mt7921_phy *phy); 394 int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, 395 struct ieee80211_sta *sta); 396 void mt7921_mac_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif, 397 struct ieee80211_sta *sta); 398 void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, 399 struct ieee80211_sta *sta); 400 void mt7921_mac_work(struct work_struct *work); 401 void mt7921_mac_reset_work(struct work_struct *work); 402 void mt7921_mac_update_mib_stats(struct mt7921_phy *phy); 403 void mt7921_reset(struct mt76_dev *mdev); 404 int mt7921e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, 405 enum mt76_txq_id qid, struct mt76_wcid *wcid, 406 struct ieee80211_sta *sta, 407 struct mt76_tx_info *tx_info); 408 409 void mt7921_tx_worker(struct mt76_worker *w); 410 void mt7921_tx_token_put(struct mt7921_dev *dev); 411 bool mt7921_rx_check(struct mt76_dev *mdev, void *data, int len); 412 void mt7921_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, 413 struct sk_buff *skb); 414 void mt7921_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps); 415 void mt7921_stats_work(struct work_struct *work); 416 void mt7921_set_stream_he_caps(struct mt7921_phy *phy); 417 void mt7921_update_channel(struct mt76_phy *mphy); 418 int mt7921_init_debugfs(struct mt7921_dev *dev); 419 420 int mt7921_mcu_set_beacon_filter(struct mt7921_dev *dev, 421 struct ieee80211_vif *vif, 422 bool enable); 423 int mt7921_mcu_uni_tx_ba(struct mt7921_dev *dev, 424 struct ieee80211_ampdu_params *params, 425 bool enable); 426 int mt7921_mcu_uni_rx_ba(struct mt7921_dev *dev, 427 struct ieee80211_ampdu_params *params, 428 bool enable); 429 void mt7921_scan_work(struct work_struct *work); 430 int mt7921_mcu_uni_bss_ps(struct mt7921_dev *dev, struct ieee80211_vif *vif); 431 int mt7921_mcu_drv_pmctrl(struct mt7921_dev *dev); 432 int mt7921_mcu_fw_pmctrl(struct mt7921_dev *dev); 433 void mt7921_pm_wake_work(struct work_struct *work); 434 void mt7921_pm_power_save_work(struct work_struct *work); 435 void mt7921_coredump_work(struct work_struct *work); 436 int mt7921_wfsys_reset(struct mt7921_dev *dev); 437 int mt7921_get_txpwr_info(struct mt7921_dev *dev, struct mt7921_txpwr *txpwr); 438 int mt7921_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 439 void *data, int len); 440 int mt7921_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *msg, 441 struct netlink_callback *cb, void *data, int len); 442 void mt7921_txwi_free(struct mt7921_dev *dev, struct mt76_txwi_cache *t, 443 struct ieee80211_sta *sta, bool clear_status, 444 struct list_head *free_list); 445 void mt7921_mac_sta_poll(struct mt7921_dev *dev); 446 int mt7921_mcu_parse_response(struct mt76_dev *mdev, int cmd, 447 struct sk_buff *skb, int seq); 448 449 int mt7921e_driver_own(struct mt7921_dev *dev); 450 int mt7921e_mac_reset(struct mt7921_dev *dev); 451 int mt7921e_mcu_init(struct mt7921_dev *dev); 452 int mt7921s_wfsys_reset(struct mt7921_dev *dev); 453 int mt7921s_mac_reset(struct mt7921_dev *dev); 454 int mt7921s_init_reset(struct mt7921_dev *dev); 455 int __mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev); 456 int mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev); 457 int mt7921e_mcu_fw_pmctrl(struct mt7921_dev *dev); 458 459 int mt7921s_mcu_init(struct mt7921_dev *dev); 460 int mt7921s_mcu_drv_pmctrl(struct mt7921_dev *dev); 461 int mt7921s_mcu_fw_pmctrl(struct mt7921_dev *dev); 462 void mt7921_mac_add_txs(struct mt7921_dev *dev, void *data); 463 void mt7921_set_runtime_pm(struct mt7921_dev *dev); 464 void mt7921_mcu_set_suspend_iter(void *priv, u8 *mac, 465 struct ieee80211_vif *vif); 466 void mt7921_set_ipv6_ns_work(struct work_struct *work); 467 468 int mt7921_mcu_set_sniffer(struct mt7921_dev *dev, struct ieee80211_vif *vif, 469 bool enable); 470 471 int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, 472 enum mt76_txq_id qid, struct mt76_wcid *wcid, 473 struct ieee80211_sta *sta, 474 struct mt76_tx_info *tx_info); 475 void mt7921_usb_sdio_tx_complete_skb(struct mt76_dev *mdev, 476 struct mt76_queue_entry *e); 477 bool mt7921_usb_sdio_tx_status_data(struct mt76_dev *mdev, u8 *update); 478 479 /* usb */ 480 #define MT_USB_TYPE_VENDOR (USB_TYPE_VENDOR | 0x1f) 481 #define MT_USB_TYPE_UHW_VENDOR (USB_TYPE_VENDOR | 0x1e) 482 483 int mt7921u_mcu_power_on(struct mt7921_dev *dev); 484 int mt7921u_wfsys_reset(struct mt7921_dev *dev); 485 int mt7921u_dma_init(struct mt7921_dev *dev, bool resume); 486 int mt7921u_init_reset(struct mt7921_dev *dev); 487 int mt7921u_mac_reset(struct mt7921_dev *dev); 488 int mt7921_mcu_uni_add_beacon_offload(struct mt7921_dev *dev, 489 struct ieee80211_hw *hw, 490 struct ieee80211_vif *vif, 491 bool enable); 492 #ifdef CONFIG_ACPI 493 int mt7921_init_acpi_sar(struct mt7921_dev *dev); 494 int mt7921_init_acpi_sar_power(struct mt7921_phy *phy, bool set_default); 495 #else 496 static inline int 497 mt7921_init_acpi_sar(struct mt7921_dev *dev) 498 { 499 return 0; 500 } 501 502 static inline int 503 mt7921_init_acpi_sar_power(struct mt7921_phy *phy, bool set_default) 504 { 505 return 0; 506 } 507 #endif 508 int mt7921_set_tx_sar_pwr(struct ieee80211_hw *hw, 509 const struct cfg80211_sar_specs *sar); 510 511 int mt7921_mcu_set_clc(struct mt7921_dev *dev, u8 *alpha2, 512 enum environment_cap env_cap); 513 #endif 514