1 /* SPDX-License-Identifier: ISC */ 2 /* Copyright (C) 2020 MediaTek Inc. */ 3 4 #ifndef __MT7915_H 5 #define __MT7915_H 6 7 #include <linux/interrupt.h> 8 #include <linux/ktime.h> 9 #include "../mt76.h" 10 #include "regs.h" 11 12 #define MT7915_MAX_INTERFACES 32 13 #define MT7915_MAX_WMM_SETS 4 14 #define MT7915_WTBL_SIZE 288 15 #define MT7915_WTBL_RESERVED (MT7915_WTBL_SIZE - 1) 16 #define MT7915_WTBL_STA (MT7915_WTBL_RESERVED - \ 17 MT7915_MAX_INTERFACES) 18 19 #define MT7915_WATCHDOG_TIME (HZ / 10) 20 #define MT7915_RESET_TIMEOUT (30 * HZ) 21 22 #define MT7915_TX_RING_SIZE 2048 23 #define MT7915_TX_MCU_RING_SIZE 256 24 #define MT7915_TX_FWDL_RING_SIZE 128 25 26 #define MT7915_RX_RING_SIZE 1536 27 #define MT7915_RX_MCU_RING_SIZE 512 28 29 #define MT7915_FIRMWARE_WA "mediatek/mt7915_wa.bin" 30 #define MT7915_FIRMWARE_WM "mediatek/mt7915_wm.bin" 31 #define MT7915_ROM_PATCH "mediatek/mt7915_rom_patch.bin" 32 33 #define MT7915_EEPROM_SIZE 3584 34 #define MT7915_TOKEN_SIZE 8192 35 #define MT7915_TOKEN_FREE_THR 64 36 37 #define MT7915_CFEND_RATE_DEFAULT 0x49 /* OFDM 24M */ 38 #define MT7915_CFEND_RATE_11B 0x03 /* 11B LP, 11M */ 39 #define MT7915_5G_RATE_DEFAULT 0x4b /* OFDM 6M */ 40 #define MT7915_2G_RATE_DEFAULT 0x0 /* CCK 1M */ 41 42 #define MT7915_SKU_RATE_NUM 161 43 #define MT7915_SKU_MAX_DELTA_IDX MT7915_SKU_RATE_NUM 44 #define MT7915_SKU_TABLE_SIZE (MT7915_SKU_RATE_NUM + 1) 45 46 struct mt7915_vif; 47 struct mt7915_sta; 48 struct mt7915_dfs_pulse; 49 struct mt7915_dfs_pattern; 50 51 enum mt7915_txq_id { 52 MT7915_TXQ_FWDL = 16, 53 MT7915_TXQ_MCU_WM, 54 MT7915_TXQ_BAND0, 55 MT7915_TXQ_BAND1, 56 MT7915_TXQ_MCU_WA, 57 }; 58 59 enum mt7915_rxq_id { 60 MT7915_RXQ_BAND0 = 0, 61 MT7915_RXQ_BAND1, 62 MT7915_RXQ_MCU_WM = 0, 63 MT7915_RXQ_MCU_WA, 64 }; 65 66 struct mt7915_sta_stats { 67 struct rate_info prob_rate; 68 struct rate_info tx_rate; 69 70 unsigned long per; 71 unsigned long changed; 72 unsigned long jiffies; 73 }; 74 75 struct mt7915_sta { 76 struct mt76_wcid wcid; /* must be first */ 77 78 struct mt7915_vif *vif; 79 80 struct list_head stats_list; 81 struct list_head poll_list; 82 struct list_head rc_list; 83 u32 airtime_ac[8]; 84 85 struct mt7915_sta_stats stats; 86 87 unsigned long ampdu_state; 88 }; 89 90 struct mt7915_vif { 91 u16 idx; 92 u8 omac_idx; 93 u8 band_idx; 94 u8 wmm_idx; 95 96 struct mt7915_sta sta; 97 struct mt7915_phy *phy; 98 99 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; 100 }; 101 102 struct mib_stats { 103 u16 ack_fail_cnt; 104 u16 fcs_err_cnt; 105 u16 rts_cnt; 106 u16 rts_retries_cnt; 107 u16 ba_miss_cnt; 108 }; 109 110 struct mt7915_phy { 111 struct mt76_phy *mt76; 112 struct mt7915_dev *dev; 113 114 struct ieee80211_sband_iftype_data iftype[2][NUM_NL80211_IFTYPES]; 115 116 struct ieee80211_vif *monitor_vif; 117 118 u32 rxfilter; 119 u64 omac_mask; 120 121 u16 noise; 122 u16 chainmask; 123 124 s16 coverage_class; 125 u8 slottime; 126 127 u8 rdd_state; 128 int dfs_state; 129 130 __le32 rx_ampdu_ts; 131 u32 ampdu_ref; 132 133 struct mib_stats mib; 134 struct list_head stats_list; 135 136 struct delayed_work mac_work; 137 u8 mac_work_count; 138 u8 sta_work_count; 139 }; 140 141 struct mt7915_dev { 142 union { /* must be first */ 143 struct mt76_dev mt76; 144 struct mt76_phy mphy; 145 }; 146 147 const struct mt76_bus_ops *bus_ops; 148 struct mt7915_phy phy; 149 150 u16 chainmask; 151 152 struct work_struct init_work; 153 struct work_struct rc_work; 154 struct work_struct reset_work; 155 wait_queue_head_t reset_wait; 156 u32 reset_state; 157 158 struct list_head sta_rc_list; 159 struct list_head sta_poll_list; 160 spinlock_t sta_poll_lock; 161 162 u32 hw_pattern; 163 164 spinlock_t token_lock; 165 int token_count; 166 struct idr token; 167 168 s8 **rate_power; /* TODO: use mt76_rate_power */ 169 170 bool dbdc_support; 171 bool fw_debug; 172 173 #ifdef CONFIG_NL80211_TESTMODE 174 struct { 175 u32 *reg_backup; 176 177 s32 last_freq_offset; 178 u8 last_rcpi[4]; 179 s8 last_ib_rssi[4]; 180 s8 last_wb_rssi[4]; 181 u8 last_snr; 182 183 u8 spe_idx; 184 } test; 185 #endif 186 }; 187 188 enum { 189 HW_BSSID_0 = 0x0, 190 HW_BSSID_1, 191 HW_BSSID_2, 192 HW_BSSID_3, 193 HW_BSSID_MAX = HW_BSSID_3, 194 EXT_BSSID_START = 0x10, 195 EXT_BSSID_1, 196 EXT_BSSID_15 = 0x1f, 197 EXT_BSSID_MAX = EXT_BSSID_15, 198 REPEATER_BSSID_START = 0x20, 199 REPEATER_BSSID_MAX = 0x3f, 200 }; 201 202 enum { 203 MT_LMAC_AC00, 204 MT_LMAC_AC01, 205 MT_LMAC_AC02, 206 MT_LMAC_AC03, 207 MT_LMAC_ALTX0 = 0x10, 208 MT_LMAC_BMC0, 209 MT_LMAC_BCN0, 210 }; 211 212 enum { 213 MT_RX_SEL0, 214 MT_RX_SEL1, 215 }; 216 217 enum mt7915_rdd_cmd { 218 RDD_STOP, 219 RDD_START, 220 RDD_DET_MODE, 221 RDD_RADAR_EMULATE, 222 RDD_START_TXQ = 20, 223 RDD_CAC_START = 50, 224 RDD_CAC_END, 225 RDD_NORMAL_START, 226 RDD_DISABLE_DFS_CAL, 227 RDD_PULSE_DBG, 228 RDD_READ_PULSE, 229 RDD_RESUME_BF, 230 RDD_IRQ_OFF, 231 }; 232 233 enum { 234 RATE_CTRL_RU_INFO, 235 RATE_CTRL_FIXED_RATE_INFO, 236 RATE_CTRL_DUMP_INFO, 237 RATE_CTRL_MU_INFO, 238 }; 239 240 static inline struct mt7915_phy * 241 mt7915_hw_phy(struct ieee80211_hw *hw) 242 { 243 struct mt76_phy *phy = hw->priv; 244 245 return phy->priv; 246 } 247 248 static inline struct mt7915_dev * 249 mt7915_hw_dev(struct ieee80211_hw *hw) 250 { 251 struct mt76_phy *phy = hw->priv; 252 253 return container_of(phy->dev, struct mt7915_dev, mt76); 254 } 255 256 static inline struct mt7915_phy * 257 mt7915_ext_phy(struct mt7915_dev *dev) 258 { 259 struct mt76_phy *phy = dev->mt76.phy2; 260 261 if (!phy) 262 return NULL; 263 264 return phy->priv; 265 } 266 267 static inline u8 mt7915_lmac_mapping(struct mt7915_dev *dev, u8 ac) 268 { 269 /* LMAC uses the reverse order of mac80211 AC indexes */ 270 return 3 - ac; 271 } 272 273 extern const struct ieee80211_ops mt7915_ops; 274 extern struct pci_driver mt7915_pci_driver; 275 extern const struct mt76_testmode_ops mt7915_testmode_ops; 276 277 u32 mt7915_reg_map(struct mt7915_dev *dev, u32 addr); 278 279 int mt7915_register_device(struct mt7915_dev *dev); 280 void mt7915_unregister_device(struct mt7915_dev *dev); 281 int mt7915_eeprom_init(struct mt7915_dev *dev); 282 void mt7915_eeprom_parse_band_config(struct mt7915_phy *phy); 283 int mt7915_eeprom_get_target_power(struct mt7915_dev *dev, 284 struct ieee80211_channel *chan, 285 u8 chain_idx); 286 void mt7915_eeprom_init_sku(struct mt7915_dev *dev); 287 int mt7915_dma_init(struct mt7915_dev *dev); 288 void mt7915_dma_prefetch(struct mt7915_dev *dev); 289 void mt7915_dma_cleanup(struct mt7915_dev *dev); 290 int mt7915_mcu_init(struct mt7915_dev *dev); 291 int mt7915_mcu_add_dev_info(struct mt7915_phy *phy, 292 struct ieee80211_vif *vif, bool enable); 293 int mt7915_mcu_add_bss_info(struct mt7915_phy *phy, 294 struct ieee80211_vif *vif, int enable); 295 int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif, 296 struct ieee80211_sta *sta, bool enable); 297 int mt7915_mcu_add_sta_adv(struct mt7915_dev *dev, struct ieee80211_vif *vif, 298 struct ieee80211_sta *sta, bool enable); 299 int mt7915_mcu_sta_update_hdr_trans(struct mt7915_dev *dev, 300 struct ieee80211_vif *vif, 301 struct ieee80211_sta *sta); 302 int mt7915_mcu_add_tx_ba(struct mt7915_dev *dev, 303 struct ieee80211_ampdu_params *params, 304 bool add); 305 int mt7915_mcu_add_rx_ba(struct mt7915_dev *dev, 306 struct ieee80211_ampdu_params *params, 307 bool add); 308 int mt7915_mcu_add_key(struct mt7915_dev *dev, struct ieee80211_vif *vif, 309 struct mt7915_sta *msta, struct ieee80211_key_conf *key, 310 enum set_key_cmd cmd); 311 int mt7915_mcu_add_beacon(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 312 int enable); 313 int mt7915_mcu_add_obss_spr(struct mt7915_dev *dev, struct ieee80211_vif *vif, 314 bool enable); 315 int mt7915_mcu_add_rate_ctrl(struct mt7915_dev *dev, struct ieee80211_vif *vif, 316 struct ieee80211_sta *sta); 317 int mt7915_mcu_add_smps(struct mt7915_dev *dev, struct ieee80211_vif *vif, 318 struct ieee80211_sta *sta); 319 int mt7915_set_channel(struct mt7915_phy *phy); 320 int mt7915_mcu_set_chan_info(struct mt7915_phy *phy, int cmd); 321 int mt7915_mcu_set_tx(struct mt7915_dev *dev, struct ieee80211_vif *vif); 322 int mt7915_mcu_set_fixed_rate(struct mt7915_dev *dev, 323 struct ieee80211_sta *sta, u32 rate); 324 int mt7915_mcu_set_eeprom(struct mt7915_dev *dev); 325 int mt7915_mcu_get_eeprom(struct mt7915_dev *dev, u32 offset); 326 int mt7915_mcu_set_mac(struct mt7915_dev *dev, int band, bool enable, 327 bool hdr_trans); 328 int mt7915_mcu_set_test_param(struct mt7915_dev *dev, u8 param, bool test_mode, 329 u8 en); 330 int mt7915_mcu_set_scs(struct mt7915_dev *dev, u8 band, bool enable); 331 int mt7915_mcu_set_ser(struct mt7915_dev *dev, u8 action, u8 set, u8 band); 332 int mt7915_mcu_set_rts_thresh(struct mt7915_phy *phy, u32 val); 333 int mt7915_mcu_set_pm(struct mt7915_dev *dev, int band, int enter); 334 int mt7915_mcu_set_sku_en(struct mt7915_phy *phy, bool enable); 335 int mt7915_mcu_set_sku(struct mt7915_phy *phy); 336 int mt7915_mcu_set_txbf_type(struct mt7915_dev *dev); 337 int mt7915_mcu_set_txbf_sounding(struct mt7915_dev *dev); 338 int mt7915_mcu_set_fcc5_lpn(struct mt7915_dev *dev, int val); 339 int mt7915_mcu_set_pulse_th(struct mt7915_dev *dev, 340 const struct mt7915_dfs_pulse *pulse); 341 int mt7915_mcu_set_radar_th(struct mt7915_dev *dev, int index, 342 const struct mt7915_dfs_pattern *pattern); 343 int mt7915_mcu_get_temperature(struct mt7915_dev *dev, int index); 344 int mt7915_mcu_get_tx_rate(struct mt7915_dev *dev, u32 cmd, u16 wlan_idx); 345 int mt7915_mcu_get_rx_rate(struct mt7915_phy *phy, struct ieee80211_vif *vif, 346 struct ieee80211_sta *sta, struct rate_info *rate); 347 int mt7915_mcu_rdd_cmd(struct mt7915_dev *dev, enum mt7915_rdd_cmd cmd, 348 u8 index, u8 rx_sel, u8 val); 349 int mt7915_mcu_fw_log_2_host(struct mt7915_dev *dev, u8 ctrl); 350 int mt7915_mcu_fw_dbg_ctrl(struct mt7915_dev *dev, u32 module, u8 level); 351 void mt7915_mcu_rx_event(struct mt7915_dev *dev, struct sk_buff *skb); 352 void mt7915_mcu_exit(struct mt7915_dev *dev); 353 354 static inline bool is_mt7915(struct mt76_dev *dev) 355 { 356 return mt76_chip(dev) == 0x7915; 357 } 358 359 static inline void mt7915_irq_enable(struct mt7915_dev *dev, u32 mask) 360 { 361 mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, 0, mask); 362 } 363 364 static inline void mt7915_irq_disable(struct mt7915_dev *dev, u32 mask) 365 { 366 mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, mask, 0); 367 } 368 369 static inline u32 370 mt7915_reg_map_l1(struct mt7915_dev *dev, u32 addr) 371 { 372 u32 offset = FIELD_GET(MT_HIF_REMAP_L1_OFFSET, addr); 373 u32 base = FIELD_GET(MT_HIF_REMAP_L1_BASE, addr); 374 375 mt76_rmw_field(dev, MT_HIF_REMAP_L1, MT_HIF_REMAP_L1_MASK, base); 376 /* use read to push write */ 377 mt76_rr(dev, MT_HIF_REMAP_L1); 378 379 return MT_HIF_REMAP_BASE_L1 + offset; 380 } 381 382 static inline u32 383 mt7915_l1_rr(struct mt7915_dev *dev, u32 addr) 384 { 385 return mt76_rr(dev, mt7915_reg_map_l1(dev, addr)); 386 } 387 388 static inline void 389 mt7915_l1_wr(struct mt7915_dev *dev, u32 addr, u32 val) 390 { 391 mt76_wr(dev, mt7915_reg_map_l1(dev, addr), val); 392 } 393 394 static inline u32 395 mt7915_l1_rmw(struct mt7915_dev *dev, u32 addr, u32 mask, u32 val) 396 { 397 val |= mt7915_l1_rr(dev, addr) & ~mask; 398 mt7915_l1_wr(dev, addr, val); 399 400 return val; 401 } 402 403 #define mt7915_l1_set(dev, addr, val) mt7915_l1_rmw(dev, addr, 0, val) 404 #define mt7915_l1_clear(dev, addr, val) mt7915_l1_rmw(dev, addr, val, 0) 405 406 static inline u32 407 mt7915_reg_map_l2(struct mt7915_dev *dev, u32 addr) 408 { 409 u32 offset = FIELD_GET(MT_HIF_REMAP_L2_OFFSET, addr); 410 u32 base = FIELD_GET(MT_HIF_REMAP_L2_BASE, addr); 411 412 mt76_rmw_field(dev, MT_HIF_REMAP_L2, MT_HIF_REMAP_L2_MASK, base); 413 /* use read to push write */ 414 mt76_rr(dev, MT_HIF_REMAP_L2); 415 416 return MT_HIF_REMAP_BASE_L2 + offset; 417 } 418 419 static inline u32 420 mt7915_l2_rr(struct mt7915_dev *dev, u32 addr) 421 { 422 return mt76_rr(dev, mt7915_reg_map_l2(dev, addr)); 423 } 424 425 static inline void 426 mt7915_l2_wr(struct mt7915_dev *dev, u32 addr, u32 val) 427 { 428 mt76_wr(dev, mt7915_reg_map_l2(dev, addr), val); 429 } 430 431 static inline u32 432 mt7915_l2_rmw(struct mt7915_dev *dev, u32 addr, u32 mask, u32 val) 433 { 434 val |= mt7915_l2_rr(dev, addr) & ~mask; 435 mt7915_l2_wr(dev, addr, val); 436 437 return val; 438 } 439 440 #define mt7915_l2_set(dev, addr, val) mt7915_l2_rmw(dev, addr, 0, val) 441 #define mt7915_l2_clear(dev, addr, val) mt7915_l2_rmw(dev, addr, val, 0) 442 443 bool mt7915_mac_wtbl_update(struct mt7915_dev *dev, int idx, u32 mask); 444 void mt7915_mac_reset_counters(struct mt7915_phy *phy); 445 void mt7915_mac_cca_stats_reset(struct mt7915_phy *phy); 446 void mt7915_mac_enable_nf(struct mt7915_dev *dev, bool ext_phy); 447 void mt7915_mac_write_txwi(struct mt7915_dev *dev, __le32 *txwi, 448 struct sk_buff *skb, struct mt76_wcid *wcid, 449 struct ieee80211_key_conf *key, bool beacon); 450 void mt7915_mac_set_timing(struct mt7915_phy *phy); 451 int mt7915_mac_fill_rx(struct mt7915_dev *dev, struct sk_buff *skb); 452 void mt7915_mac_fill_rx_vector(struct mt7915_dev *dev, struct sk_buff *skb); 453 void mt7915_mac_tx_free(struct mt7915_dev *dev, struct sk_buff *skb); 454 int mt7915_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, 455 struct ieee80211_sta *sta); 456 void mt7915_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, 457 struct ieee80211_sta *sta); 458 void mt7915_mac_work(struct work_struct *work); 459 void mt7915_mac_reset_work(struct work_struct *work); 460 void mt7915_mac_sta_rc_work(struct work_struct *work); 461 int mt7915_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, 462 enum mt76_txq_id qid, struct mt76_wcid *wcid, 463 struct ieee80211_sta *sta, 464 struct mt76_tx_info *tx_info); 465 void mt7915_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e); 466 int mt7915_init_tx_queues(struct mt7915_phy *phy, int idx, int n_desc); 467 void mt7915_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, 468 struct sk_buff *skb); 469 void mt7915_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps); 470 void mt7915_stats_work(struct work_struct *work); 471 void mt7915_txp_skb_unmap(struct mt76_dev *dev, 472 struct mt76_txwi_cache *txwi); 473 int mt76_dfs_start_rdd(struct mt7915_dev *dev, bool force); 474 int mt7915_dfs_init_radar_detector(struct mt7915_phy *phy); 475 void mt7915_set_stream_he_caps(struct mt7915_phy *phy); 476 void mt7915_set_stream_vht_txbf_caps(struct mt7915_phy *phy); 477 void mt7915_update_channel(struct mt76_dev *mdev); 478 int mt7915_init_debugfs(struct mt7915_dev *dev); 479 #ifdef CONFIG_MAC80211_DEBUGFS 480 void mt7915_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 481 struct ieee80211_sta *sta, struct dentry *dir); 482 #endif 483 484 #endif 485