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 #include "acpi_sar.h" 12 13 #define MT7921_MAX_INTERFACES 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 #ifdef CONFIG_ACPI 175 struct mt7921_acpi_sar *acpisar; 176 #endif 177 }; 178 179 #define mt7921_init_reset(dev) ((dev)->hif_ops->init_reset(dev)) 180 #define mt7921_dev_reset(dev) ((dev)->hif_ops->reset(dev)) 181 #define mt7921_mcu_init(dev) ((dev)->hif_ops->mcu_init(dev)) 182 #define __mt7921_mcu_drv_pmctrl(dev) ((dev)->hif_ops->drv_own(dev)) 183 #define __mt7921_mcu_fw_pmctrl(dev) ((dev)->hif_ops->fw_own(dev)) 184 struct mt7921_hif_ops { 185 int (*init_reset)(struct mt7921_dev *dev); 186 int (*reset)(struct mt7921_dev *dev); 187 int (*mcu_init)(struct mt7921_dev *dev); 188 int (*drv_own)(struct mt7921_dev *dev); 189 int (*fw_own)(struct mt7921_dev *dev); 190 }; 191 192 struct mt7921_dev { 193 union { /* must be first */ 194 struct mt76_dev mt76; 195 struct mt76_phy mphy; 196 }; 197 198 const struct mt76_bus_ops *bus_ops; 199 struct mt7921_phy phy; 200 struct tasklet_struct irq_tasklet; 201 202 struct work_struct reset_work; 203 bool hw_full_reset:1; 204 bool hw_init_done:1; 205 bool fw_assert:1; 206 207 struct list_head sta_poll_list; 208 spinlock_t sta_poll_lock; 209 210 struct work_struct init_work; 211 212 u8 fw_debug; 213 214 struct mt76_connac_pm pm; 215 struct mt76_connac_coredump coredump; 216 const struct mt7921_hif_ops *hif_ops; 217 218 struct work_struct ipv6_ns_work; 219 /* IPv6 addresses for WoWLAN */ 220 struct sk_buff_head ipv6_ns_list; 221 }; 222 223 enum { 224 TXPWR_USER, 225 TXPWR_EEPROM, 226 TXPWR_MAC, 227 TXPWR_MAX_NUM, 228 }; 229 230 struct mt7921_txpwr { 231 u8 ch; 232 u8 rsv[3]; 233 struct { 234 u8 ch; 235 u8 cck[4]; 236 u8 ofdm[8]; 237 u8 ht20[8]; 238 u8 ht40[9]; 239 u8 vht20[12]; 240 u8 vht40[12]; 241 u8 vht80[12]; 242 u8 vht160[12]; 243 u8 he26[12]; 244 u8 he52[12]; 245 u8 he106[12]; 246 u8 he242[12]; 247 u8 he484[12]; 248 u8 he996[12]; 249 u8 he996x2[12]; 250 } data[TXPWR_MAX_NUM]; 251 }; 252 253 static inline struct mt7921_phy * 254 mt7921_hw_phy(struct ieee80211_hw *hw) 255 { 256 struct mt76_phy *phy = hw->priv; 257 258 return phy->priv; 259 } 260 261 static inline struct mt7921_dev * 262 mt7921_hw_dev(struct ieee80211_hw *hw) 263 { 264 struct mt76_phy *phy = hw->priv; 265 266 return container_of(phy->dev, struct mt7921_dev, mt76); 267 } 268 269 #define mt7921_mutex_acquire(dev) \ 270 mt76_connac_mutex_acquire(&(dev)->mt76, &(dev)->pm) 271 #define mt7921_mutex_release(dev) \ 272 mt76_connac_mutex_release(&(dev)->mt76, &(dev)->pm) 273 274 extern const struct ieee80211_ops mt7921_ops; 275 276 u32 mt7921_reg_map(struct mt7921_dev *dev, u32 addr); 277 278 int __mt7921_start(struct mt7921_phy *phy); 279 int mt7921_register_device(struct mt7921_dev *dev); 280 void mt7921_unregister_device(struct mt7921_dev *dev); 281 int mt7921_dma_init(struct mt7921_dev *dev); 282 int mt7921_wpdma_reset(struct mt7921_dev *dev, bool force); 283 int mt7921_wpdma_reinit_cond(struct mt7921_dev *dev); 284 void mt7921_dma_cleanup(struct mt7921_dev *dev); 285 int mt7921_run_firmware(struct mt7921_dev *dev); 286 int mt7921_mcu_set_bss_pm(struct mt7921_dev *dev, struct ieee80211_vif *vif, 287 bool enable); 288 int mt7921_mcu_sta_update(struct mt7921_dev *dev, struct ieee80211_sta *sta, 289 struct ieee80211_vif *vif, bool enable, 290 enum mt76_sta_info_state state); 291 int mt7921_mcu_set_chan_info(struct mt7921_phy *phy, int cmd); 292 int mt7921_mcu_set_tx(struct mt7921_dev *dev, struct ieee80211_vif *vif); 293 int mt7921_mcu_set_eeprom(struct mt7921_dev *dev); 294 int mt7921_mcu_get_rx_rate(struct mt7921_phy *phy, struct ieee80211_vif *vif, 295 struct ieee80211_sta *sta, struct rate_info *rate); 296 int mt7921_mcu_fw_log_2_host(struct mt7921_dev *dev, u8 ctrl); 297 void mt7921_mcu_rx_event(struct mt7921_dev *dev, struct sk_buff *skb); 298 299 static inline void mt7921_irq_enable(struct mt7921_dev *dev, u32 mask) 300 { 301 mt76_set_irq_mask(&dev->mt76, 0, 0, mask); 302 303 tasklet_schedule(&dev->irq_tasklet); 304 } 305 306 static inline u32 307 mt7921_reg_map_l1(struct mt7921_dev *dev, u32 addr) 308 { 309 u32 offset = FIELD_GET(MT_HIF_REMAP_L1_OFFSET, addr); 310 u32 base = FIELD_GET(MT_HIF_REMAP_L1_BASE, addr); 311 312 mt76_rmw_field(dev, MT_HIF_REMAP_L1, MT_HIF_REMAP_L1_MASK, base); 313 /* use read to push write */ 314 mt76_rr(dev, MT_HIF_REMAP_L1); 315 316 return MT_HIF_REMAP_BASE_L1 + offset; 317 } 318 319 static inline u32 320 mt7921_l1_rr(struct mt7921_dev *dev, u32 addr) 321 { 322 return mt76_rr(dev, mt7921_reg_map_l1(dev, addr)); 323 } 324 325 static inline void 326 mt7921_l1_wr(struct mt7921_dev *dev, u32 addr, u32 val) 327 { 328 mt76_wr(dev, mt7921_reg_map_l1(dev, addr), val); 329 } 330 331 static inline u32 332 mt7921_l1_rmw(struct mt7921_dev *dev, u32 addr, u32 mask, u32 val) 333 { 334 val |= mt7921_l1_rr(dev, addr) & ~mask; 335 mt7921_l1_wr(dev, addr, val); 336 337 return val; 338 } 339 340 #define mt7921_l1_set(dev, addr, val) mt7921_l1_rmw(dev, addr, 0, val) 341 #define mt7921_l1_clear(dev, addr, val) mt7921_l1_rmw(dev, addr, val, 0) 342 343 static inline bool mt7921_dma_need_reinit(struct mt7921_dev *dev) 344 { 345 return !mt76_get_field(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT); 346 } 347 348 static inline void 349 mt7921_skb_add_usb_sdio_hdr(struct mt7921_dev *dev, struct sk_buff *skb, 350 int type) 351 { 352 u32 hdr, len; 353 354 len = mt76_is_usb(&dev->mt76) ? skb->len : skb->len + sizeof(hdr); 355 hdr = FIELD_PREP(MT7921_SDIO_HDR_TX_BYTES, len) | 356 FIELD_PREP(MT7921_SDIO_HDR_PKT_TYPE, type); 357 358 put_unaligned_le32(hdr, skb_push(skb, sizeof(hdr))); 359 } 360 361 void mt7921_stop(struct ieee80211_hw *hw); 362 int mt7921_mac_init(struct mt7921_dev *dev); 363 bool mt7921_mac_wtbl_update(struct mt7921_dev *dev, int idx, u32 mask); 364 void mt7921_mac_reset_counters(struct mt7921_phy *phy); 365 void mt7921_mac_set_timing(struct mt7921_phy *phy); 366 int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, 367 struct ieee80211_sta *sta); 368 void mt7921_mac_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif, 369 struct ieee80211_sta *sta); 370 void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, 371 struct ieee80211_sta *sta); 372 void mt7921_mac_work(struct work_struct *work); 373 void mt7921_mac_reset_work(struct work_struct *work); 374 void mt7921_mac_update_mib_stats(struct mt7921_phy *phy); 375 void mt7921_reset(struct mt76_dev *mdev); 376 int mt7921e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, 377 enum mt76_txq_id qid, struct mt76_wcid *wcid, 378 struct ieee80211_sta *sta, 379 struct mt76_tx_info *tx_info); 380 381 void mt7921_tx_worker(struct mt76_worker *w); 382 void mt7921_tx_token_put(struct mt7921_dev *dev); 383 void mt7921_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, 384 struct sk_buff *skb); 385 void mt7921_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps); 386 void mt7921_stats_work(struct work_struct *work); 387 void mt7921_set_stream_he_caps(struct mt7921_phy *phy); 388 void mt7921_update_channel(struct mt76_phy *mphy); 389 int mt7921_init_debugfs(struct mt7921_dev *dev); 390 391 int mt7921_mcu_set_beacon_filter(struct mt7921_dev *dev, 392 struct ieee80211_vif *vif, 393 bool enable); 394 int mt7921_mcu_uni_tx_ba(struct mt7921_dev *dev, 395 struct ieee80211_ampdu_params *params, 396 bool enable); 397 int mt7921_mcu_uni_rx_ba(struct mt7921_dev *dev, 398 struct ieee80211_ampdu_params *params, 399 bool enable); 400 void mt7921_scan_work(struct work_struct *work); 401 int mt7921_mcu_uni_bss_ps(struct mt7921_dev *dev, struct ieee80211_vif *vif); 402 int mt7921_mcu_drv_pmctrl(struct mt7921_dev *dev); 403 int mt7921_mcu_fw_pmctrl(struct mt7921_dev *dev); 404 void mt7921_pm_wake_work(struct work_struct *work); 405 void mt7921_pm_power_save_work(struct work_struct *work); 406 void mt7921_coredump_work(struct work_struct *work); 407 int mt7921_wfsys_reset(struct mt7921_dev *dev); 408 int mt7921_get_txpwr_info(struct mt7921_dev *dev, struct mt7921_txpwr *txpwr); 409 int mt7921_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 410 void *data, int len); 411 int mt7921_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *msg, 412 struct netlink_callback *cb, void *data, int len); 413 void mt7921_tx_check_aggr(struct ieee80211_sta *sta, __le32 *txwi); 414 void mt7921_mac_sta_poll(struct mt7921_dev *dev); 415 int mt7921_mcu_parse_response(struct mt76_dev *mdev, int cmd, 416 struct sk_buff *skb, int seq); 417 418 bool mt7921e_rx_check(struct mt76_dev *mdev, void *data, int len); 419 void mt7921e_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, 420 struct sk_buff *skb); 421 int mt7921e_driver_own(struct mt7921_dev *dev); 422 int mt7921e_mac_reset(struct mt7921_dev *dev); 423 int mt7921e_mcu_init(struct mt7921_dev *dev); 424 int mt7921s_wfsys_reset(struct mt7921_dev *dev); 425 int mt7921s_mac_reset(struct mt7921_dev *dev); 426 int mt7921s_init_reset(struct mt7921_dev *dev); 427 int __mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev); 428 int mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev); 429 int mt7921e_mcu_fw_pmctrl(struct mt7921_dev *dev); 430 431 int mt7921s_mcu_init(struct mt7921_dev *dev); 432 int mt7921s_mcu_drv_pmctrl(struct mt7921_dev *dev); 433 int mt7921s_mcu_fw_pmctrl(struct mt7921_dev *dev); 434 void mt7921_mac_add_txs(struct mt7921_dev *dev, void *data); 435 void mt7921_set_runtime_pm(struct mt7921_dev *dev); 436 void mt7921_mcu_set_suspend_iter(void *priv, u8 *mac, 437 struct ieee80211_vif *vif); 438 void mt7921_set_ipv6_ns_work(struct work_struct *work); 439 440 int mt7921_mcu_set_sniffer(struct mt7921_dev *dev, struct ieee80211_vif *vif, 441 bool enable); 442 443 int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, 444 enum mt76_txq_id qid, struct mt76_wcid *wcid, 445 struct ieee80211_sta *sta, 446 struct mt76_tx_info *tx_info); 447 void mt7921_usb_sdio_tx_complete_skb(struct mt76_dev *mdev, 448 struct mt76_queue_entry *e); 449 bool mt7921_usb_sdio_tx_status_data(struct mt76_dev *mdev, u8 *update); 450 451 /* usb */ 452 #define MT_USB_TYPE_VENDOR (USB_TYPE_VENDOR | 0x1f) 453 #define MT_USB_TYPE_UHW_VENDOR (USB_TYPE_VENDOR | 0x1e) 454 455 int mt7921u_mcu_power_on(struct mt7921_dev *dev); 456 int mt7921u_wfsys_reset(struct mt7921_dev *dev); 457 int mt7921u_dma_init(struct mt7921_dev *dev, bool resume); 458 int mt7921u_init_reset(struct mt7921_dev *dev); 459 int mt7921u_mac_reset(struct mt7921_dev *dev); 460 int mt7921_mcu_uni_add_beacon_offload(struct mt7921_dev *dev, 461 struct ieee80211_hw *hw, 462 struct ieee80211_vif *vif, 463 bool enable); 464 #ifdef CONFIG_ACPI 465 int mt7921_init_acpi_sar(struct mt7921_dev *dev); 466 int mt7921_init_acpi_sar_power(struct mt7921_phy *phy, bool set_default); 467 #else 468 static inline int 469 mt7921_init_acpi_sar(struct mt7921_dev *dev) 470 { 471 return 0; 472 } 473 474 static inline int 475 mt7921_init_acpi_sar_power(struct mt7921_phy *phy, bool set_default) 476 { 477 return 0; 478 } 479 #endif 480 int mt7921_set_tx_sar_pwr(struct ieee80211_hw *hw, 481 const struct cfg80211_sar_specs *sar); 482 #endif 483