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 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 mib_stats mib; 169 170 u8 sta_work_count; 171 172 struct sk_buff_head scan_event_list; 173 struct delayed_work scan_work; 174 }; 175 176 #define mt7921_init_reset(dev) ((dev)->hif_ops->init_reset(dev)) 177 #define mt7921_dev_reset(dev) ((dev)->hif_ops->reset(dev)) 178 #define mt7921_mcu_init(dev) ((dev)->hif_ops->mcu_init(dev)) 179 #define __mt7921_mcu_drv_pmctrl(dev) ((dev)->hif_ops->drv_own(dev)) 180 #define __mt7921_mcu_fw_pmctrl(dev) ((dev)->hif_ops->fw_own(dev)) 181 struct mt7921_hif_ops { 182 int (*init_reset)(struct mt7921_dev *dev); 183 int (*reset)(struct mt7921_dev *dev); 184 int (*mcu_init)(struct mt7921_dev *dev); 185 int (*drv_own)(struct mt7921_dev *dev); 186 int (*fw_own)(struct mt7921_dev *dev); 187 }; 188 189 struct mt7921_dev { 190 union { /* must be first */ 191 struct mt76_dev mt76; 192 struct mt76_phy mphy; 193 }; 194 195 const struct mt76_bus_ops *bus_ops; 196 struct mt7921_phy phy; 197 struct tasklet_struct irq_tasklet; 198 199 struct work_struct reset_work; 200 bool hw_full_reset:1; 201 bool hw_init_done:1; 202 bool fw_assert:1; 203 204 struct list_head sta_poll_list; 205 spinlock_t sta_poll_lock; 206 207 struct work_struct init_work; 208 209 u8 fw_debug; 210 211 struct mt76_connac_pm pm; 212 struct mt76_connac_coredump coredump; 213 const struct mt7921_hif_ops *hif_ops; 214 215 struct work_struct ipv6_ns_work; 216 /* IPv6 addresses for WoWLAN */ 217 struct sk_buff_head ipv6_ns_list; 218 }; 219 220 enum { 221 TXPWR_USER, 222 TXPWR_EEPROM, 223 TXPWR_MAC, 224 TXPWR_MAX_NUM, 225 }; 226 227 struct mt7921_txpwr { 228 u8 ch; 229 u8 rsv[3]; 230 struct { 231 u8 ch; 232 u8 cck[4]; 233 u8 ofdm[8]; 234 u8 ht20[8]; 235 u8 ht40[9]; 236 u8 vht20[12]; 237 u8 vht40[12]; 238 u8 vht80[12]; 239 u8 vht160[12]; 240 u8 he26[12]; 241 u8 he52[12]; 242 u8 he106[12]; 243 u8 he242[12]; 244 u8 he484[12]; 245 u8 he996[12]; 246 u8 he996x2[12]; 247 } data[TXPWR_MAX_NUM]; 248 }; 249 250 enum { 251 MT_LMAC_AC00, 252 MT_LMAC_AC01, 253 MT_LMAC_AC02, 254 MT_LMAC_AC03, 255 MT_LMAC_ALTX0 = 0x10, 256 MT_LMAC_BMC0, 257 MT_LMAC_BCN0, 258 }; 259 260 static inline struct mt7921_phy * 261 mt7921_hw_phy(struct ieee80211_hw *hw) 262 { 263 struct mt76_phy *phy = hw->priv; 264 265 return phy->priv; 266 } 267 268 static inline struct mt7921_dev * 269 mt7921_hw_dev(struct ieee80211_hw *hw) 270 { 271 struct mt76_phy *phy = hw->priv; 272 273 return container_of(phy->dev, struct mt7921_dev, mt76); 274 } 275 276 #define mt7921_mutex_acquire(dev) \ 277 mt76_connac_mutex_acquire(&(dev)->mt76, &(dev)->pm) 278 #define mt7921_mutex_release(dev) \ 279 mt76_connac_mutex_release(&(dev)->mt76, &(dev)->pm) 280 281 extern const struct ieee80211_ops mt7921_ops; 282 extern struct pci_driver mt7921_pci_driver; 283 284 u32 mt7921_reg_map(struct mt7921_dev *dev, u32 addr); 285 286 int __mt7921_start(struct mt7921_phy *phy); 287 int mt7921_register_device(struct mt7921_dev *dev); 288 void mt7921_unregister_device(struct mt7921_dev *dev); 289 int mt7921_dma_init(struct mt7921_dev *dev); 290 int mt7921_wpdma_reset(struct mt7921_dev *dev, bool force); 291 int mt7921_wpdma_reinit_cond(struct mt7921_dev *dev); 292 void mt7921_dma_cleanup(struct mt7921_dev *dev); 293 int mt7921_run_firmware(struct mt7921_dev *dev); 294 int mt7921_mcu_sta_update(struct mt7921_dev *dev, struct ieee80211_sta *sta, 295 struct ieee80211_vif *vif, bool enable, 296 enum mt76_sta_info_state state); 297 int mt7921_mcu_set_chan_info(struct mt7921_phy *phy, int cmd); 298 int mt7921_mcu_set_tx(struct mt7921_dev *dev, struct ieee80211_vif *vif); 299 int mt7921_mcu_set_eeprom(struct mt7921_dev *dev); 300 int mt7921_mcu_get_rx_rate(struct mt7921_phy *phy, struct ieee80211_vif *vif, 301 struct ieee80211_sta *sta, struct rate_info *rate); 302 int mt7921_mcu_fw_log_2_host(struct mt7921_dev *dev, u8 ctrl); 303 void mt7921_mcu_rx_event(struct mt7921_dev *dev, struct sk_buff *skb); 304 void mt7921_mcu_exit(struct mt7921_dev *dev); 305 306 static inline void mt7921_irq_enable(struct mt7921_dev *dev, u32 mask) 307 { 308 mt76_set_irq_mask(&dev->mt76, 0, 0, mask); 309 310 tasklet_schedule(&dev->irq_tasklet); 311 } 312 313 static inline u32 314 mt7921_reg_map_l1(struct mt7921_dev *dev, u32 addr) 315 { 316 u32 offset = FIELD_GET(MT_HIF_REMAP_L1_OFFSET, addr); 317 u32 base = FIELD_GET(MT_HIF_REMAP_L1_BASE, addr); 318 319 mt76_rmw_field(dev, MT_HIF_REMAP_L1, MT_HIF_REMAP_L1_MASK, base); 320 /* use read to push write */ 321 mt76_rr(dev, MT_HIF_REMAP_L1); 322 323 return MT_HIF_REMAP_BASE_L1 + offset; 324 } 325 326 static inline u32 327 mt7921_l1_rr(struct mt7921_dev *dev, u32 addr) 328 { 329 return mt76_rr(dev, mt7921_reg_map_l1(dev, addr)); 330 } 331 332 static inline void 333 mt7921_l1_wr(struct mt7921_dev *dev, u32 addr, u32 val) 334 { 335 mt76_wr(dev, mt7921_reg_map_l1(dev, addr), val); 336 } 337 338 static inline u32 339 mt7921_l1_rmw(struct mt7921_dev *dev, u32 addr, u32 mask, u32 val) 340 { 341 val |= mt7921_l1_rr(dev, addr) & ~mask; 342 mt7921_l1_wr(dev, addr, val); 343 344 return val; 345 } 346 347 #define mt7921_l1_set(dev, addr, val) mt7921_l1_rmw(dev, addr, 0, val) 348 #define mt7921_l1_clear(dev, addr, val) mt7921_l1_rmw(dev, addr, val, 0) 349 350 static inline bool mt7921_dma_need_reinit(struct mt7921_dev *dev) 351 { 352 return !mt76_get_field(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT); 353 } 354 355 static inline void mt7921_mcu_tx_cleanup(struct mt7921_dev *dev) 356 { 357 mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_WM], false); 358 mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_WA], false); 359 } 360 361 static inline void 362 mt7921_skb_add_usb_sdio_hdr(struct mt7921_dev *dev, struct sk_buff *skb, 363 int type) 364 { 365 u32 hdr, len; 366 367 len = mt76_is_usb(&dev->mt76) ? skb->len : skb->len + sizeof(hdr); 368 hdr = FIELD_PREP(MT7921_SDIO_HDR_TX_BYTES, len) | 369 FIELD_PREP(MT7921_SDIO_HDR_PKT_TYPE, type); 370 371 put_unaligned_le32(hdr, skb_push(skb, sizeof(hdr))); 372 } 373 374 void mt7921_stop(struct ieee80211_hw *hw); 375 int mt7921_mac_init(struct mt7921_dev *dev); 376 bool mt7921_mac_wtbl_update(struct mt7921_dev *dev, int idx, u32 mask); 377 void mt7921_mac_reset_counters(struct mt7921_phy *phy); 378 void mt7921_mac_set_timing(struct mt7921_phy *phy); 379 int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, 380 struct ieee80211_sta *sta); 381 void mt7921_mac_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif, 382 struct ieee80211_sta *sta); 383 void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, 384 struct ieee80211_sta *sta); 385 void mt7921_mac_work(struct work_struct *work); 386 void mt7921_mac_reset_work(struct work_struct *work); 387 void mt7921_mac_update_mib_stats(struct mt7921_phy *phy); 388 void mt7921_reset(struct mt76_dev *mdev); 389 int mt7921e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, 390 enum mt76_txq_id qid, struct mt76_wcid *wcid, 391 struct ieee80211_sta *sta, 392 struct mt76_tx_info *tx_info); 393 394 void mt7921_tx_worker(struct mt76_worker *w); 395 void mt7921e_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e); 396 void mt7921_tx_token_put(struct mt7921_dev *dev); 397 void mt7921_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, 398 struct sk_buff *skb); 399 void mt7921_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps); 400 void mt7921_stats_work(struct work_struct *work); 401 void mt7921_set_stream_he_caps(struct mt7921_phy *phy); 402 void mt7921_update_channel(struct mt76_phy *mphy); 403 int mt7921_init_debugfs(struct mt7921_dev *dev); 404 405 int mt7921_mcu_set_beacon_filter(struct mt7921_dev *dev, 406 struct ieee80211_vif *vif, 407 bool enable); 408 int mt7921_mcu_uni_tx_ba(struct mt7921_dev *dev, 409 struct ieee80211_ampdu_params *params, 410 bool enable); 411 int mt7921_mcu_uni_rx_ba(struct mt7921_dev *dev, 412 struct ieee80211_ampdu_params *params, 413 bool enable); 414 void mt7921_scan_work(struct work_struct *work); 415 int mt7921_mcu_uni_bss_ps(struct mt7921_dev *dev, struct ieee80211_vif *vif); 416 int mt7921_mcu_drv_pmctrl(struct mt7921_dev *dev); 417 int mt7921_mcu_fw_pmctrl(struct mt7921_dev *dev); 418 void mt7921_pm_wake_work(struct work_struct *work); 419 void mt7921_pm_power_save_work(struct work_struct *work); 420 void mt7921_coredump_work(struct work_struct *work); 421 int mt7921_wfsys_reset(struct mt7921_dev *dev); 422 int mt7921_get_txpwr_info(struct mt7921_dev *dev, struct mt7921_txpwr *txpwr); 423 int mt7921_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 424 void *data, int len); 425 int mt7921_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *msg, 426 struct netlink_callback *cb, void *data, int len); 427 void mt7921_mac_write_txwi(struct mt7921_dev *dev, __le32 *txwi, 428 struct sk_buff *skb, struct mt76_wcid *wcid, 429 struct ieee80211_key_conf *key, int pid, 430 bool beacon); 431 void mt7921_tx_check_aggr(struct ieee80211_sta *sta, __le32 *txwi); 432 void mt7921_mac_sta_poll(struct mt7921_dev *dev); 433 int mt7921_mcu_fill_message(struct mt76_dev *mdev, struct sk_buff *skb, 434 int cmd, int *wait_seq); 435 int mt7921_mcu_parse_response(struct mt76_dev *mdev, int cmd, 436 struct sk_buff *skb, int seq); 437 438 bool mt7921e_rx_check(struct mt76_dev *mdev, void *data, int len); 439 void mt7921e_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, 440 struct sk_buff *skb); 441 int mt7921e_driver_own(struct mt7921_dev *dev); 442 int mt7921e_mac_reset(struct mt7921_dev *dev); 443 int mt7921e_mcu_init(struct mt7921_dev *dev); 444 int mt7921s_wfsys_reset(struct mt7921_dev *dev); 445 int mt7921s_mac_reset(struct mt7921_dev *dev); 446 int mt7921s_init_reset(struct mt7921_dev *dev); 447 int __mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev); 448 int mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev); 449 int mt7921e_mcu_fw_pmctrl(struct mt7921_dev *dev); 450 451 int mt7921s_mcu_init(struct mt7921_dev *dev); 452 int mt7921s_mcu_drv_pmctrl(struct mt7921_dev *dev); 453 int mt7921s_mcu_fw_pmctrl(struct mt7921_dev *dev); 454 void mt7921_mac_add_txs(struct mt7921_dev *dev, void *data); 455 void mt7921_set_runtime_pm(struct mt7921_dev *dev); 456 void mt7921_mcu_set_suspend_iter(void *priv, u8 *mac, 457 struct ieee80211_vif *vif); 458 void mt7921_set_ipv6_ns_work(struct work_struct *work); 459 460 int mt7921_mcu_set_sniffer(struct mt7921_dev *dev, struct ieee80211_vif *vif, 461 bool enable); 462 463 int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, 464 enum mt76_txq_id qid, struct mt76_wcid *wcid, 465 struct ieee80211_sta *sta, 466 struct mt76_tx_info *tx_info); 467 void mt7921_usb_sdio_tx_complete_skb(struct mt76_dev *mdev, 468 struct mt76_queue_entry *e); 469 bool mt7921_usb_sdio_tx_status_data(struct mt76_dev *mdev, u8 *update); 470 471 /* usb */ 472 #define MT_USB_TYPE_VENDOR (USB_TYPE_VENDOR | 0x1f) 473 #define MT_USB_TYPE_UHW_VENDOR (USB_TYPE_VENDOR | 0x1e) 474 475 int mt7921u_mcu_power_on(struct mt7921_dev *dev); 476 int mt7921u_wfsys_reset(struct mt7921_dev *dev); 477 int mt7921u_dma_init(struct mt7921_dev *dev, bool resume); 478 int mt7921u_init_reset(struct mt7921_dev *dev); 479 int mt7921u_mac_reset(struct mt7921_dev *dev); 480 int mt7921_mcu_uni_add_beacon_offload(struct mt7921_dev *dev, 481 struct ieee80211_hw *hw, 482 struct ieee80211_vif *vif, 483 bool enable); 484 #endif 485