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 33 #define MT7921_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7961_1.bin" 34 #define MT7921_ROM_PATCH "mediatek/WIFI_MT7961_patch_mcu_1_2_hdr.bin" 35 36 #define MT7921_EEPROM_SIZE 3584 37 #define MT7921_TOKEN_SIZE 8192 38 39 #define MT7921_CFEND_RATE_DEFAULT 0x49 /* OFDM 24M */ 40 #define MT7921_CFEND_RATE_11B 0x03 /* 11B LP, 11M */ 41 #define MT7921_5G_RATE_DEFAULT 0x4b /* OFDM 6M */ 42 #define MT7921_2G_RATE_DEFAULT 0x0 /* CCK 1M */ 43 44 #define MT7921_SKU_RATE_NUM 161 45 #define MT7921_SKU_MAX_DELTA_IDX MT7921_SKU_RATE_NUM 46 #define MT7921_SKU_TABLE_SIZE (MT7921_SKU_RATE_NUM + 1) 47 48 #define to_rssi(field, rxv) ((FIELD_GET(field, rxv) - 220) / 2) 49 #define to_rcpi(rssi) (2 * (rssi) + 220) 50 51 struct mt7921_vif; 52 struct mt7921_sta; 53 54 enum mt7921_txq_id { 55 MT7921_TXQ_BAND0, 56 MT7921_TXQ_BAND1, 57 MT7921_TXQ_FWDL = 16, 58 MT7921_TXQ_MCU_WM, 59 }; 60 61 enum mt7921_rxq_id { 62 MT7921_RXQ_BAND0 = 0, 63 MT7921_RXQ_BAND1, 64 MT7921_RXQ_MCU_WM = 0, 65 }; 66 67 struct mt7921_sta_stats { 68 struct rate_info prob_rate; 69 struct rate_info tx_rate; 70 71 unsigned long per; 72 unsigned long changed; 73 unsigned long jiffies; 74 }; 75 76 struct mt7921_sta_key_conf { 77 s8 keyidx; 78 u8 key[16]; 79 }; 80 81 struct mt7921_sta { 82 struct mt76_wcid wcid; /* must be first */ 83 84 struct mt7921_vif *vif; 85 86 struct list_head stats_list; 87 struct list_head poll_list; 88 u32 airtime_ac[8]; 89 90 struct mt7921_sta_stats stats; 91 92 unsigned long ampdu_state; 93 94 struct mt7921_sta_key_conf bip; 95 }; 96 97 DECLARE_EWMA(rssi, 10, 8); 98 99 struct mt7921_vif { 100 struct mt76_vif mt76; /* must be first */ 101 102 struct mt7921_sta sta; 103 struct mt7921_phy *phy; 104 105 struct ewma_rssi rssi; 106 107 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; 108 }; 109 110 struct mib_stats { 111 u32 ack_fail_cnt; 112 u32 fcs_err_cnt; 113 u32 rts_cnt; 114 u32 rts_retries_cnt; 115 u32 ba_miss_cnt; 116 }; 117 118 struct mt7921_phy { 119 struct mt76_phy *mt76; 120 struct mt7921_dev *dev; 121 122 struct ieee80211_sband_iftype_data iftype[2][NUM_NL80211_IFTYPES]; 123 124 struct ieee80211_vif *monitor_vif; 125 126 u32 rxfilter; 127 u64 omac_mask; 128 129 u16 noise; 130 131 s16 coverage_class; 132 u8 slottime; 133 134 u32 rx_ampdu_ts; 135 u32 ampdu_ref; 136 137 struct mib_stats mib; 138 struct list_head stats_list; 139 140 u8 sta_work_count; 141 142 struct sk_buff_head scan_event_list; 143 struct delayed_work scan_work; 144 }; 145 146 struct mt7921_dev { 147 union { /* must be first */ 148 struct mt76_dev mt76; 149 struct mt76_phy mphy; 150 }; 151 152 const struct mt76_bus_ops *bus_ops; 153 struct mt7921_phy phy; 154 struct tasklet_struct irq_tasklet; 155 156 u16 chainmask; 157 158 struct work_struct reset_work; 159 160 struct list_head sta_poll_list; 161 spinlock_t sta_poll_lock; 162 163 u8 fw_debug; 164 165 struct mt76_connac_pm pm; 166 struct mt76_connac_coredump coredump; 167 }; 168 169 enum { 170 TXPWR_USER, 171 TXPWR_EEPROM, 172 TXPWR_MAC, 173 TXPWR_MAX_NUM, 174 }; 175 176 struct mt7921_txpwr { 177 u8 ch; 178 u8 rsv[3]; 179 struct { 180 u8 ch; 181 u8 cck[4]; 182 u8 ofdm[8]; 183 u8 ht20[8]; 184 u8 ht40[9]; 185 u8 vht20[12]; 186 u8 vht40[12]; 187 u8 vht80[12]; 188 u8 vht160[12]; 189 u8 he26[12]; 190 u8 he52[12]; 191 u8 he106[12]; 192 u8 he242[12]; 193 u8 he484[12]; 194 u8 he996[12]; 195 u8 he996x2[12]; 196 } data[TXPWR_MAX_NUM]; 197 }; 198 199 enum { 200 MT_LMAC_AC00, 201 MT_LMAC_AC01, 202 MT_LMAC_AC02, 203 MT_LMAC_AC03, 204 MT_LMAC_ALTX0 = 0x10, 205 MT_LMAC_BMC0, 206 MT_LMAC_BCN0, 207 }; 208 209 static inline struct mt7921_phy * 210 mt7921_hw_phy(struct ieee80211_hw *hw) 211 { 212 struct mt76_phy *phy = hw->priv; 213 214 return phy->priv; 215 } 216 217 static inline struct mt7921_dev * 218 mt7921_hw_dev(struct ieee80211_hw *hw) 219 { 220 struct mt76_phy *phy = hw->priv; 221 222 return container_of(phy->dev, struct mt7921_dev, mt76); 223 } 224 225 #define mt7921_mutex_acquire(dev) \ 226 mt76_connac_mutex_acquire(&(dev)->mt76, &(dev)->pm) 227 #define mt7921_mutex_release(dev) \ 228 mt76_connac_mutex_release(&(dev)->mt76, &(dev)->pm) 229 230 static inline u8 mt7921_lmac_mapping(struct mt7921_dev *dev, u8 ac) 231 { 232 /* LMAC uses the reverse order of mac80211 AC indexes */ 233 return 3 - ac; 234 } 235 236 extern const struct ieee80211_ops mt7921_ops; 237 extern struct pci_driver mt7921_pci_driver; 238 239 u32 mt7921_reg_map(struct mt7921_dev *dev, u32 addr); 240 241 int __mt7921_start(struct mt7921_phy *phy); 242 int mt7921_register_device(struct mt7921_dev *dev); 243 void mt7921_unregister_device(struct mt7921_dev *dev); 244 int mt7921_eeprom_init(struct mt7921_dev *dev); 245 void mt7921_eeprom_parse_band_config(struct mt7921_phy *phy); 246 int mt7921_eeprom_get_target_power(struct mt7921_dev *dev, 247 struct ieee80211_channel *chan, 248 u8 chain_idx); 249 void mt7921_eeprom_init_sku(struct mt7921_dev *dev); 250 int mt7921_dma_init(struct mt7921_dev *dev); 251 int mt7921_wpdma_reset(struct mt7921_dev *dev, bool force); 252 int mt7921_wpdma_reinit_cond(struct mt7921_dev *dev); 253 void mt7921_dma_cleanup(struct mt7921_dev *dev); 254 int mt7921_run_firmware(struct mt7921_dev *dev); 255 int mt7921_mcu_init(struct mt7921_dev *dev); 256 int mt7921_mcu_add_key(struct mt7921_dev *dev, struct ieee80211_vif *vif, 257 struct mt7921_sta *msta, struct ieee80211_key_conf *key, 258 enum set_key_cmd cmd); 259 int mt7921_set_channel(struct mt7921_phy *phy); 260 int mt7921_mcu_sta_add(struct mt7921_dev *dev, struct ieee80211_sta *sta, 261 struct ieee80211_vif *vif, bool enable); 262 int mt7921_mcu_set_chan_info(struct mt7921_phy *phy, int cmd); 263 int mt7921_mcu_set_tx(struct mt7921_dev *dev, struct ieee80211_vif *vif); 264 int mt7921_mcu_set_eeprom(struct mt7921_dev *dev); 265 int mt7921_mcu_get_eeprom(struct mt7921_dev *dev, u32 offset); 266 int mt7921_mcu_get_rx_rate(struct mt7921_phy *phy, struct ieee80211_vif *vif, 267 struct ieee80211_sta *sta, struct rate_info *rate); 268 int mt7921_mcu_fw_log_2_host(struct mt7921_dev *dev, u8 ctrl); 269 void mt7921_mcu_rx_event(struct mt7921_dev *dev, struct sk_buff *skb); 270 void mt7921_mcu_exit(struct mt7921_dev *dev); 271 272 static inline void mt7921_irq_enable(struct mt7921_dev *dev, u32 mask) 273 { 274 mt76_set_irq_mask(&dev->mt76, 0, 0, mask); 275 276 tasklet_schedule(&dev->irq_tasklet); 277 } 278 279 static inline u32 280 mt7921_reg_map_l1(struct mt7921_dev *dev, u32 addr) 281 { 282 u32 offset = FIELD_GET(MT_HIF_REMAP_L1_OFFSET, addr); 283 u32 base = FIELD_GET(MT_HIF_REMAP_L1_BASE, addr); 284 285 mt76_rmw_field(dev, MT_HIF_REMAP_L1, MT_HIF_REMAP_L1_MASK, base); 286 /* use read to push write */ 287 mt76_rr(dev, MT_HIF_REMAP_L1); 288 289 return MT_HIF_REMAP_BASE_L1 + offset; 290 } 291 292 static inline u32 293 mt7921_l1_rr(struct mt7921_dev *dev, u32 addr) 294 { 295 return mt76_rr(dev, mt7921_reg_map_l1(dev, addr)); 296 } 297 298 static inline void 299 mt7921_l1_wr(struct mt7921_dev *dev, u32 addr, u32 val) 300 { 301 mt76_wr(dev, mt7921_reg_map_l1(dev, addr), val); 302 } 303 304 static inline u32 305 mt7921_l1_rmw(struct mt7921_dev *dev, u32 addr, u32 mask, u32 val) 306 { 307 val |= mt7921_l1_rr(dev, addr) & ~mask; 308 mt7921_l1_wr(dev, addr, val); 309 310 return val; 311 } 312 313 #define mt7921_l1_set(dev, addr, val) mt7921_l1_rmw(dev, addr, 0, val) 314 #define mt7921_l1_clear(dev, addr, val) mt7921_l1_rmw(dev, addr, val, 0) 315 316 static inline bool mt7921_dma_need_reinit(struct mt7921_dev *dev) 317 { 318 return !mt76_get_field(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT); 319 } 320 321 void mt7921_mac_init(struct mt7921_dev *dev); 322 bool mt7921_mac_wtbl_update(struct mt7921_dev *dev, int idx, u32 mask); 323 void mt7921_mac_reset_counters(struct mt7921_phy *phy); 324 void mt7921_mac_write_txwi(struct mt7921_dev *dev, __le32 *txwi, 325 struct sk_buff *skb, struct mt76_wcid *wcid, 326 struct ieee80211_key_conf *key, bool beacon); 327 void mt7921_mac_set_timing(struct mt7921_phy *phy); 328 int mt7921_mac_fill_rx(struct mt7921_dev *dev, struct sk_buff *skb); 329 void mt7921_mac_fill_rx_vector(struct mt7921_dev *dev, struct sk_buff *skb); 330 void mt7921_mac_tx_free(struct mt7921_dev *dev, struct sk_buff *skb); 331 int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, 332 struct ieee80211_sta *sta); 333 void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, 334 struct ieee80211_sta *sta); 335 void mt7921_mac_work(struct work_struct *work); 336 void mt7921_mac_reset_work(struct work_struct *work); 337 void mt7921_reset(struct mt76_dev *mdev); 338 void mt7921_tx_cleanup(struct mt7921_dev *dev); 339 int mt7921_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, 340 enum mt76_txq_id qid, struct mt76_wcid *wcid, 341 struct ieee80211_sta *sta, 342 struct mt76_tx_info *tx_info); 343 344 void mt7921_tx_worker(struct mt76_worker *w); 345 void mt7921_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e); 346 int mt7921_init_tx_queues(struct mt7921_phy *phy, int idx, int n_desc); 347 void mt7921_tx_token_put(struct mt7921_dev *dev); 348 void mt7921_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, 349 struct sk_buff *skb); 350 void mt7921_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps); 351 void mt7921_stats_work(struct work_struct *work); 352 void mt7921_txp_skb_unmap(struct mt76_dev *dev, 353 struct mt76_txwi_cache *txwi); 354 void mt7921_set_stream_he_caps(struct mt7921_phy *phy); 355 void mt7921_update_channel(struct mt76_dev *mdev); 356 int mt7921_init_debugfs(struct mt7921_dev *dev); 357 358 int mt7921_mcu_uni_tx_ba(struct mt7921_dev *dev, 359 struct ieee80211_ampdu_params *params, 360 bool enable); 361 int mt7921_mcu_uni_rx_ba(struct mt7921_dev *dev, 362 struct ieee80211_ampdu_params *params, 363 bool enable); 364 void mt7921_scan_work(struct work_struct *work); 365 u32 mt7921_get_wtbl_info(struct mt7921_dev *dev, u32 wlan_idx); 366 int mt7921_mcu_uni_bss_ps(struct mt7921_dev *dev, struct ieee80211_vif *vif); 367 int mt7921_mcu_uni_bss_bcnft(struct mt7921_dev *dev, struct ieee80211_vif *vif, 368 bool enable); 369 int mt7921_mcu_set_bss_pm(struct mt7921_dev *dev, struct ieee80211_vif *vif, 370 bool enable); 371 int mt7921_mcu_drv_pmctrl(struct mt7921_dev *dev); 372 int mt7921_mcu_fw_pmctrl(struct mt7921_dev *dev); 373 void mt7921_pm_wake_work(struct work_struct *work); 374 void mt7921_pm_power_save_work(struct work_struct *work); 375 bool mt7921_wait_for_mcu_init(struct mt7921_dev *dev); 376 int mt7921_mac_set_beacon_filter(struct mt7921_phy *phy, 377 struct ieee80211_vif *vif, 378 bool enable); 379 void mt7921_pm_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif); 380 void mt7921_coredump_work(struct work_struct *work); 381 int mt7921_wfsys_reset(struct mt7921_dev *dev); 382 int mt7921_get_txpwr_info(struct mt7921_dev *dev, struct mt7921_txpwr *txpwr); 383 #endif 384