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 12 #define MT7921_MAX_INTERFACES 4 13 #define MT7921_MAX_WMM_SETS 4 14 #define MT7921_WTBL_SIZE 20 15 #define MT7921_WTBL_RESERVED (MT7921_WTBL_SIZE - 1) 16 #define MT7921_WTBL_STA (MT7921_WTBL_RESERVED - \ 17 MT7921_MAX_INTERFACES) 18 19 #define MT7921_PM_TIMEOUT (HZ / 12) 20 #define MT7921_HW_SCAN_TIMEOUT (HZ / 10) 21 #define MT7921_WATCHDOG_TIME (HZ / 4) 22 #define MT7921_RESET_TIMEOUT (30 * HZ) 23 24 #define MT7921_TX_RING_SIZE 2048 25 #define MT7921_TX_MCU_RING_SIZE 256 26 #define MT7921_TX_FWDL_RING_SIZE 128 27 28 #define MT7921_RX_RING_SIZE 1536 29 #define MT7921_RX_MCU_RING_SIZE 512 30 31 #define MT7921_DRV_OWN_RETRY_COUNT 10 32 #define MT7921_MCU_INIT_RETRY_COUNT 10 33 #define MT7921_WFSYS_INIT_RETRY_COUNT 2 34 35 #define MT7921_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7961_1.bin" 36 #define MT7921_ROM_PATCH "mediatek/WIFI_MT7961_patch_mcu_1_2_hdr.bin" 37 38 #define MT7922_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7922_1.bin" 39 #define MT7922_ROM_PATCH "mediatek/WIFI_MT7922_patch_mcu_1_1_hdr.bin" 40 41 #define MT7921_EEPROM_SIZE 3584 42 #define MT7921_TOKEN_SIZE 8192 43 44 #define MT7921_CFEND_RATE_DEFAULT 0x49 /* OFDM 24M */ 45 #define MT7921_CFEND_RATE_11B 0x03 /* 11B LP, 11M */ 46 47 #define MT7921_SKU_RATE_NUM 161 48 #define MT7921_SKU_MAX_DELTA_IDX MT7921_SKU_RATE_NUM 49 #define MT7921_SKU_TABLE_SIZE (MT7921_SKU_RATE_NUM + 1) 50 51 #define MT7921_SDIO_HDR_TX_BYTES GENMASK(15, 0) 52 #define MT7921_SDIO_HDR_PKT_TYPE GENMASK(17, 16) 53 54 enum mt7921_sdio_pkt_type { 55 MT7921_SDIO_TXD, 56 MT7921_SDIO_DATA, 57 MT7921_SDIO_CMD, 58 MT7921_SDIO_FWDL, 59 }; 60 61 struct mt7921_sdio_intr { 62 u32 isr; 63 struct { 64 u32 wtqcr[16]; 65 } tx; 66 struct { 67 u16 num[2]; 68 u16 len0[16]; 69 u16 len1[128]; 70 } rx; 71 u32 rec_mb[2]; 72 } __packed; 73 74 #define to_rssi(field, rxv) ((FIELD_GET(field, rxv) - 220) / 2) 75 #define to_rcpi(rssi) (2 * (rssi) + 220) 76 77 struct mt7921_vif; 78 struct mt7921_sta; 79 80 enum mt7921_txq_id { 81 MT7921_TXQ_BAND0, 82 MT7921_TXQ_BAND1, 83 MT7921_TXQ_FWDL = 16, 84 MT7921_TXQ_MCU_WM, 85 }; 86 87 enum mt7921_rxq_id { 88 MT7921_RXQ_BAND0 = 0, 89 MT7921_RXQ_BAND1, 90 MT7921_RXQ_MCU_WM = 0, 91 }; 92 93 struct mt7921_sta { 94 struct mt76_wcid wcid; /* must be first */ 95 96 struct mt7921_vif *vif; 97 98 struct list_head poll_list; 99 u32 airtime_ac[8]; 100 101 unsigned long last_txs; 102 unsigned long ampdu_state; 103 struct mt76_sta_stats stats; 104 105 struct mt76_connac_sta_key_conf bip; 106 }; 107 108 DECLARE_EWMA(rssi, 10, 8); 109 110 struct mt7921_vif { 111 struct mt76_vif mt76; /* must be first */ 112 113 struct mt7921_sta sta; 114 struct mt7921_sta *wep_sta; 115 116 struct mt7921_phy *phy; 117 118 struct ewma_rssi rssi; 119 120 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; 121 }; 122 123 struct mib_stats { 124 u32 ack_fail_cnt; 125 u32 fcs_err_cnt; 126 u32 rts_cnt; 127 u32 rts_retries_cnt; 128 u32 ba_miss_cnt; 129 130 u32 tx_bf_ibf_ppdu_cnt; 131 u32 tx_bf_ebf_ppdu_cnt; 132 u32 tx_bf_rx_fb_all_cnt; 133 u32 tx_bf_rx_fb_he_cnt; 134 u32 tx_bf_rx_fb_vht_cnt; 135 u32 tx_bf_rx_fb_ht_cnt; 136 137 u32 tx_ampdu_cnt; 138 u32 tx_mpdu_attempts_cnt; 139 u32 tx_mpdu_success_cnt; 140 u32 tx_pkt_ebf_cnt; 141 u32 tx_pkt_ibf_cnt; 142 143 u32 rx_mpdu_cnt; 144 u32 rx_ampdu_cnt; 145 u32 rx_ampdu_bytes_cnt; 146 u32 rx_ba_cnt; 147 148 u32 tx_amsdu[8]; 149 u32 tx_amsdu_cnt; 150 }; 151 152 struct mt7921_phy { 153 struct mt76_phy *mt76; 154 struct mt7921_dev *dev; 155 156 struct ieee80211_sband_iftype_data iftype[NUM_NL80211_BANDS][NUM_NL80211_IFTYPES]; 157 158 u32 rxfilter; 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 mib_stats mib; 170 171 u8 sta_work_count; 172 173 struct sk_buff_head scan_event_list; 174 struct delayed_work scan_work; 175 }; 176 177 #define mt7921_init_reset(dev) ((dev)->hif_ops->init_reset(dev)) 178 #define mt7921_dev_reset(dev) ((dev)->hif_ops->reset(dev)) 179 #define mt7921_mcu_init(dev) ((dev)->hif_ops->mcu_init(dev)) 180 #define __mt7921_mcu_drv_pmctrl(dev) ((dev)->hif_ops->drv_own(dev)) 181 #define __mt7921_mcu_fw_pmctrl(dev) ((dev)->hif_ops->fw_own(dev)) 182 struct mt7921_hif_ops { 183 int (*init_reset)(struct mt7921_dev *dev); 184 int (*reset)(struct mt7921_dev *dev); 185 int (*mcu_init)(struct mt7921_dev *dev); 186 int (*drv_own)(struct mt7921_dev *dev); 187 int (*fw_own)(struct mt7921_dev *dev); 188 }; 189 190 struct mt7921_dev { 191 union { /* must be first */ 192 struct mt76_dev mt76; 193 struct mt76_phy mphy; 194 }; 195 196 const struct mt76_bus_ops *bus_ops; 197 struct mt7921_phy phy; 198 struct tasklet_struct irq_tasklet; 199 200 struct work_struct reset_work; 201 bool hw_full_reset:1; 202 bool hw_init_done:1; 203 bool fw_assert:1; 204 205 struct list_head sta_poll_list; 206 spinlock_t sta_poll_lock; 207 208 struct work_struct init_work; 209 210 u8 fw_debug; 211 212 struct mt76_connac_pm pm; 213 struct mt76_connac_coredump coredump; 214 const struct mt7921_hif_ops *hif_ops; 215 }; 216 217 enum { 218 TXPWR_USER, 219 TXPWR_EEPROM, 220 TXPWR_MAC, 221 TXPWR_MAX_NUM, 222 }; 223 224 struct mt7921_txpwr { 225 u8 ch; 226 u8 rsv[3]; 227 struct { 228 u8 ch; 229 u8 cck[4]; 230 u8 ofdm[8]; 231 u8 ht20[8]; 232 u8 ht40[9]; 233 u8 vht20[12]; 234 u8 vht40[12]; 235 u8 vht80[12]; 236 u8 vht160[12]; 237 u8 he26[12]; 238 u8 he52[12]; 239 u8 he106[12]; 240 u8 he242[12]; 241 u8 he484[12]; 242 u8 he996[12]; 243 u8 he996x2[12]; 244 } data[TXPWR_MAX_NUM]; 245 }; 246 247 enum { 248 MT_LMAC_AC00, 249 MT_LMAC_AC01, 250 MT_LMAC_AC02, 251 MT_LMAC_AC03, 252 MT_LMAC_ALTX0 = 0x10, 253 MT_LMAC_BMC0, 254 MT_LMAC_BCN0, 255 }; 256 257 static inline struct mt7921_phy * 258 mt7921_hw_phy(struct ieee80211_hw *hw) 259 { 260 struct mt76_phy *phy = hw->priv; 261 262 return phy->priv; 263 } 264 265 static inline struct mt7921_dev * 266 mt7921_hw_dev(struct ieee80211_hw *hw) 267 { 268 struct mt76_phy *phy = hw->priv; 269 270 return container_of(phy->dev, struct mt7921_dev, mt76); 271 } 272 273 #define mt7921_mutex_acquire(dev) \ 274 mt76_connac_mutex_acquire(&(dev)->mt76, &(dev)->pm) 275 #define mt7921_mutex_release(dev) \ 276 mt76_connac_mutex_release(&(dev)->mt76, &(dev)->pm) 277 278 extern const struct ieee80211_ops mt7921_ops; 279 extern struct pci_driver mt7921_pci_driver; 280 281 u32 mt7921_reg_map(struct mt7921_dev *dev, u32 addr); 282 283 int __mt7921_start(struct mt7921_phy *phy); 284 int mt7921_register_device(struct mt7921_dev *dev); 285 void mt7921_unregister_device(struct mt7921_dev *dev); 286 int mt7921_dma_init(struct mt7921_dev *dev); 287 int mt7921_wpdma_reset(struct mt7921_dev *dev, bool force); 288 int mt7921_wpdma_reinit_cond(struct mt7921_dev *dev); 289 void mt7921_dma_cleanup(struct mt7921_dev *dev); 290 int mt7921_run_firmware(struct mt7921_dev *dev); 291 int mt7921_mcu_sta_update(struct mt7921_dev *dev, struct ieee80211_sta *sta, 292 struct ieee80211_vif *vif, bool enable, 293 enum mt76_sta_info_state state); 294 int mt7921_mcu_set_chan_info(struct mt7921_phy *phy, int cmd); 295 int mt7921_mcu_set_tx(struct mt7921_dev *dev, struct ieee80211_vif *vif); 296 int mt7921_mcu_set_eeprom(struct mt7921_dev *dev); 297 int mt7921_mcu_get_rx_rate(struct mt7921_phy *phy, struct ieee80211_vif *vif, 298 struct ieee80211_sta *sta, struct rate_info *rate); 299 int mt7921_mcu_fw_log_2_host(struct mt7921_dev *dev, u8 ctrl); 300 void mt7921_mcu_rx_event(struct mt7921_dev *dev, struct sk_buff *skb); 301 void mt7921_mcu_exit(struct mt7921_dev *dev); 302 303 static inline void mt7921_irq_enable(struct mt7921_dev *dev, u32 mask) 304 { 305 mt76_set_irq_mask(&dev->mt76, 0, 0, mask); 306 307 tasklet_schedule(&dev->irq_tasklet); 308 } 309 310 static inline u32 311 mt7921_reg_map_l1(struct mt7921_dev *dev, u32 addr) 312 { 313 u32 offset = FIELD_GET(MT_HIF_REMAP_L1_OFFSET, addr); 314 u32 base = FIELD_GET(MT_HIF_REMAP_L1_BASE, addr); 315 316 mt76_rmw_field(dev, MT_HIF_REMAP_L1, MT_HIF_REMAP_L1_MASK, base); 317 /* use read to push write */ 318 mt76_rr(dev, MT_HIF_REMAP_L1); 319 320 return MT_HIF_REMAP_BASE_L1 + offset; 321 } 322 323 static inline u32 324 mt7921_l1_rr(struct mt7921_dev *dev, u32 addr) 325 { 326 return mt76_rr(dev, mt7921_reg_map_l1(dev, addr)); 327 } 328 329 static inline void 330 mt7921_l1_wr(struct mt7921_dev *dev, u32 addr, u32 val) 331 { 332 mt76_wr(dev, mt7921_reg_map_l1(dev, addr), val); 333 } 334 335 static inline u32 336 mt7921_l1_rmw(struct mt7921_dev *dev, u32 addr, u32 mask, u32 val) 337 { 338 val |= mt7921_l1_rr(dev, addr) & ~mask; 339 mt7921_l1_wr(dev, addr, val); 340 341 return val; 342 } 343 344 #define mt7921_l1_set(dev, addr, val) mt7921_l1_rmw(dev, addr, 0, val) 345 #define mt7921_l1_clear(dev, addr, val) mt7921_l1_rmw(dev, addr, val, 0) 346 347 static inline bool mt7921_dma_need_reinit(struct mt7921_dev *dev) 348 { 349 return !mt76_get_field(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT); 350 } 351 352 static inline void mt7921_mcu_tx_cleanup(struct mt7921_dev *dev) 353 { 354 mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_WM], false); 355 mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_WA], false); 356 } 357 358 static inline void 359 mt7921_skb_add_usb_sdio_hdr(struct mt7921_dev *dev, struct sk_buff *skb, 360 int type) 361 { 362 u32 hdr, len; 363 364 len = mt76_is_usb(&dev->mt76) ? skb->len : skb->len + sizeof(hdr); 365 hdr = FIELD_PREP(MT7921_SDIO_HDR_TX_BYTES, len) | 366 FIELD_PREP(MT7921_SDIO_HDR_PKT_TYPE, type); 367 368 put_unaligned_le32(hdr, skb_push(skb, sizeof(hdr))); 369 } 370 371 void mt7921_stop(struct ieee80211_hw *hw); 372 int mt7921_mac_init(struct mt7921_dev *dev); 373 bool mt7921_mac_wtbl_update(struct mt7921_dev *dev, int idx, u32 mask); 374 void mt7921_mac_reset_counters(struct mt7921_phy *phy); 375 void mt7921_mac_set_timing(struct mt7921_phy *phy); 376 int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, 377 struct ieee80211_sta *sta); 378 void mt7921_mac_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif, 379 struct ieee80211_sta *sta); 380 void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, 381 struct ieee80211_sta *sta); 382 void mt7921_mac_work(struct work_struct *work); 383 void mt7921_mac_reset_work(struct work_struct *work); 384 void mt7921_mac_update_mib_stats(struct mt7921_phy *phy); 385 void mt7921_reset(struct mt76_dev *mdev); 386 int mt7921e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, 387 enum mt76_txq_id qid, struct mt76_wcid *wcid, 388 struct ieee80211_sta *sta, 389 struct mt76_tx_info *tx_info); 390 391 void mt7921_tx_worker(struct mt76_worker *w); 392 void mt7921e_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e); 393 void mt7921_tx_token_put(struct mt7921_dev *dev); 394 void mt7921_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, 395 struct sk_buff *skb); 396 void mt7921_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps); 397 void mt7921_stats_work(struct work_struct *work); 398 void mt7921_set_stream_he_caps(struct mt7921_phy *phy); 399 void mt7921_update_channel(struct mt76_phy *mphy); 400 int mt7921_init_debugfs(struct mt7921_dev *dev); 401 402 int mt7921_mcu_set_beacon_filter(struct mt7921_dev *dev, 403 struct ieee80211_vif *vif, 404 bool enable); 405 int mt7921_mcu_uni_tx_ba(struct mt7921_dev *dev, 406 struct ieee80211_ampdu_params *params, 407 bool enable); 408 int mt7921_mcu_uni_rx_ba(struct mt7921_dev *dev, 409 struct ieee80211_ampdu_params *params, 410 bool enable); 411 void mt7921_scan_work(struct work_struct *work); 412 int mt7921_mcu_uni_bss_ps(struct mt7921_dev *dev, struct ieee80211_vif *vif); 413 int mt7921_mcu_drv_pmctrl(struct mt7921_dev *dev); 414 int mt7921_mcu_fw_pmctrl(struct mt7921_dev *dev); 415 void mt7921_pm_wake_work(struct work_struct *work); 416 void mt7921_pm_power_save_work(struct work_struct *work); 417 void mt7921_coredump_work(struct work_struct *work); 418 int mt7921_wfsys_reset(struct mt7921_dev *dev); 419 int mt7921_get_txpwr_info(struct mt7921_dev *dev, struct mt7921_txpwr *txpwr); 420 int mt7921_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 421 void *data, int len); 422 int mt7921_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *msg, 423 struct netlink_callback *cb, void *data, int len); 424 void mt7921_mac_write_txwi(struct mt7921_dev *dev, __le32 *txwi, 425 struct sk_buff *skb, struct mt76_wcid *wcid, 426 struct ieee80211_key_conf *key, int pid, 427 bool beacon); 428 void mt7921_tx_check_aggr(struct ieee80211_sta *sta, __le32 *txwi); 429 void mt7921_mac_sta_poll(struct mt7921_dev *dev); 430 int mt7921_mcu_fill_message(struct mt76_dev *mdev, struct sk_buff *skb, 431 int cmd, int *wait_seq); 432 int mt7921_mcu_parse_response(struct mt76_dev *mdev, int cmd, 433 struct sk_buff *skb, int seq); 434 435 bool mt7921e_rx_check(struct mt76_dev *mdev, void *data, int len); 436 void mt7921e_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, 437 struct sk_buff *skb); 438 int mt7921e_driver_own(struct mt7921_dev *dev); 439 int mt7921e_mac_reset(struct mt7921_dev *dev); 440 int mt7921e_mcu_init(struct mt7921_dev *dev); 441 int mt7921s_wfsys_reset(struct mt7921_dev *dev); 442 int mt7921s_mac_reset(struct mt7921_dev *dev); 443 int mt7921s_init_reset(struct mt7921_dev *dev); 444 int __mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev); 445 int mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev); 446 int mt7921e_mcu_fw_pmctrl(struct mt7921_dev *dev); 447 448 int mt7921s_mcu_init(struct mt7921_dev *dev); 449 int mt7921s_mcu_drv_pmctrl(struct mt7921_dev *dev); 450 int mt7921s_mcu_fw_pmctrl(struct mt7921_dev *dev); 451 void mt7921_mac_add_txs(struct mt7921_dev *dev, void *data); 452 void mt7921_set_runtime_pm(struct mt7921_dev *dev); 453 int mt7921_mcu_set_sniffer(struct mt7921_dev *dev, struct ieee80211_vif *vif, 454 bool enable); 455 456 int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, 457 enum mt76_txq_id qid, struct mt76_wcid *wcid, 458 struct ieee80211_sta *sta, 459 struct mt76_tx_info *tx_info); 460 void mt7921_usb_sdio_tx_complete_skb(struct mt76_dev *mdev, 461 struct mt76_queue_entry *e); 462 bool mt7921_usb_sdio_tx_status_data(struct mt76_dev *mdev, u8 *update); 463 464 /* usb */ 465 #define MT_USB_TYPE_VENDOR (USB_TYPE_VENDOR | 0x1f) 466 #define MT_USB_TYPE_UHW_VENDOR (USB_TYPE_VENDOR | 0x1e) 467 468 int mt7921u_mcu_power_on(struct mt7921_dev *dev); 469 int mt7921u_wfsys_reset(struct mt7921_dev *dev); 470 int mt7921u_dma_init(struct mt7921_dev *dev); 471 int mt7921u_init_reset(struct mt7921_dev *dev); 472 int mt7921u_mac_reset(struct mt7921_dev *dev); 473 #endif 474