1 /* SPDX-License-Identifier: ISC */ 2 /* 3 * Copyright (C) 2016 Felix Fietkau <nbd@nbd.name> 4 */ 5 6 #ifndef __MT76_H 7 #define __MT76_H 8 9 #include <linux/kernel.h> 10 #include <linux/io.h> 11 #include <linux/spinlock.h> 12 #include <linux/skbuff.h> 13 #include <linux/leds.h> 14 #include <linux/usb.h> 15 #include <linux/average.h> 16 #include <linux/soc/mediatek/mtk_wed.h> 17 #include <net/mac80211.h> 18 #include <net/page_pool/helpers.h> 19 #include "util.h" 20 #include "testmode.h" 21 22 #define MT_MCU_RING_SIZE 32 23 #define MT_RX_BUF_SIZE 2048 24 #define MT_SKB_HEAD_LEN 256 25 26 #define MT_MAX_NON_AQL_PKT 16 27 #define MT_TXQ_FREE_THR 32 28 29 #define MT76_TOKEN_FREE_THR 64 30 31 #define MT_QFLAG_WED_RING GENMASK(1, 0) 32 #define MT_QFLAG_WED_TYPE GENMASK(4, 2) 33 #define MT_QFLAG_WED BIT(5) 34 #define MT_QFLAG_WED_RRO BIT(6) 35 #define MT_QFLAG_WED_RRO_EN BIT(7) 36 37 #define __MT_WED_Q(_type, _n) (MT_QFLAG_WED | \ 38 FIELD_PREP(MT_QFLAG_WED_TYPE, _type) | \ 39 FIELD_PREP(MT_QFLAG_WED_RING, _n)) 40 #define __MT_WED_RRO_Q(_type, _n) (MT_QFLAG_WED_RRO | __MT_WED_Q(_type, _n)) 41 42 #define MT_WED_Q_TX(_n) __MT_WED_Q(MT76_WED_Q_TX, _n) 43 #define MT_WED_Q_RX(_n) __MT_WED_Q(MT76_WED_Q_RX, _n) 44 #define MT_WED_Q_TXFREE __MT_WED_Q(MT76_WED_Q_TXFREE, 0) 45 #define MT_WED_RRO_Q_DATA(_n) __MT_WED_RRO_Q(MT76_WED_RRO_Q_DATA, _n) 46 #define MT_WED_RRO_Q_MSDU_PG(_n) __MT_WED_RRO_Q(MT76_WED_RRO_Q_MSDU_PG, _n) 47 #define MT_WED_RRO_Q_IND __MT_WED_RRO_Q(MT76_WED_RRO_Q_IND, 0) 48 49 struct mt76_dev; 50 struct mt76_phy; 51 struct mt76_wcid; 52 struct mt76s_intr; 53 struct mt76_chanctx; 54 struct mt76_vif_link; 55 56 struct mt76_reg_pair { 57 u32 reg; 58 u32 value; 59 }; 60 61 enum mt76_bus_type { 62 MT76_BUS_MMIO, 63 MT76_BUS_USB, 64 MT76_BUS_SDIO, 65 }; 66 67 enum mt76_wed_type { 68 MT76_WED_Q_TX, 69 MT76_WED_Q_TXFREE, 70 MT76_WED_Q_RX, 71 MT76_WED_RRO_Q_DATA, 72 MT76_WED_RRO_Q_MSDU_PG, 73 MT76_WED_RRO_Q_IND, 74 }; 75 76 struct mt76_bus_ops { 77 u32 (*rr)(struct mt76_dev *dev, u32 offset); 78 void (*wr)(struct mt76_dev *dev, u32 offset, u32 val); 79 u32 (*rmw)(struct mt76_dev *dev, u32 offset, u32 mask, u32 val); 80 void (*write_copy)(struct mt76_dev *dev, u32 offset, const void *data, 81 int len); 82 void (*read_copy)(struct mt76_dev *dev, u32 offset, void *data, 83 int len); 84 int (*wr_rp)(struct mt76_dev *dev, u32 base, 85 const struct mt76_reg_pair *rp, int len); 86 int (*rd_rp)(struct mt76_dev *dev, u32 base, 87 struct mt76_reg_pair *rp, int len); 88 enum mt76_bus_type type; 89 }; 90 91 #define mt76_is_usb(dev) ((dev)->bus->type == MT76_BUS_USB) 92 #define mt76_is_mmio(dev) ((dev)->bus->type == MT76_BUS_MMIO) 93 #define mt76_is_sdio(dev) ((dev)->bus->type == MT76_BUS_SDIO) 94 95 enum mt76_txq_id { 96 MT_TXQ_VO = IEEE80211_AC_VO, 97 MT_TXQ_VI = IEEE80211_AC_VI, 98 MT_TXQ_BE = IEEE80211_AC_BE, 99 MT_TXQ_BK = IEEE80211_AC_BK, 100 MT_TXQ_PSD, 101 MT_TXQ_BEACON, 102 MT_TXQ_CAB, 103 __MT_TXQ_MAX 104 }; 105 106 enum mt76_mcuq_id { 107 MT_MCUQ_WM, 108 MT_MCUQ_WA, 109 MT_MCUQ_FWDL, 110 __MT_MCUQ_MAX 111 }; 112 113 enum mt76_rxq_id { 114 MT_RXQ_MAIN, 115 MT_RXQ_MCU, 116 MT_RXQ_MCU_WA, 117 MT_RXQ_BAND1, 118 MT_RXQ_BAND1_WA, 119 MT_RXQ_MAIN_WA, 120 MT_RXQ_BAND2, 121 MT_RXQ_BAND2_WA, 122 MT_RXQ_RRO_BAND0, 123 MT_RXQ_RRO_BAND1, 124 MT_RXQ_RRO_BAND2, 125 MT_RXQ_MSDU_PAGE_BAND0, 126 MT_RXQ_MSDU_PAGE_BAND1, 127 MT_RXQ_MSDU_PAGE_BAND2, 128 MT_RXQ_TXFREE_BAND0, 129 MT_RXQ_TXFREE_BAND1, 130 MT_RXQ_TXFREE_BAND2, 131 MT_RXQ_RRO_IND, 132 __MT_RXQ_MAX 133 }; 134 135 enum mt76_band_id { 136 MT_BAND0, 137 MT_BAND1, 138 MT_BAND2, 139 __MT_MAX_BAND 140 }; 141 142 enum mt76_cipher_type { 143 MT_CIPHER_NONE, 144 MT_CIPHER_WEP40, 145 MT_CIPHER_TKIP, 146 MT_CIPHER_TKIP_NO_MIC, 147 MT_CIPHER_AES_CCMP, 148 MT_CIPHER_WEP104, 149 MT_CIPHER_BIP_CMAC_128, 150 MT_CIPHER_WEP128, 151 MT_CIPHER_WAPI, 152 MT_CIPHER_CCMP_CCX, 153 MT_CIPHER_CCMP_256, 154 MT_CIPHER_GCMP, 155 MT_CIPHER_GCMP_256, 156 }; 157 158 enum mt76_dfs_state { 159 MT_DFS_STATE_UNKNOWN, 160 MT_DFS_STATE_DISABLED, 161 MT_DFS_STATE_CAC, 162 MT_DFS_STATE_ACTIVE, 163 }; 164 165 #define MT76_RNR_SCAN_MAX_BSSIDS 16 166 struct mt76_scan_rnr_param { 167 u8 bssid[MT76_RNR_SCAN_MAX_BSSIDS][ETH_ALEN]; 168 u8 channel[MT76_RNR_SCAN_MAX_BSSIDS]; 169 u8 random_mac[ETH_ALEN]; 170 u8 seq_num; 171 u8 bssid_num; 172 u32 sreq_flag; 173 }; 174 175 struct mt76_queue_buf { 176 dma_addr_t addr; 177 u16 len:15, 178 skip_unmap:1; 179 }; 180 181 struct mt76_tx_info { 182 struct mt76_queue_buf buf[32]; 183 struct sk_buff *skb; 184 int nbuf; 185 u32 info; 186 }; 187 188 struct mt76_queue_entry { 189 union { 190 void *buf; 191 struct sk_buff *skb; 192 }; 193 union { 194 struct mt76_txwi_cache *txwi; 195 struct urb *urb; 196 int buf_sz; 197 }; 198 dma_addr_t dma_addr[2]; 199 u16 dma_len[2]; 200 u16 wcid; 201 bool skip_buf0:1; 202 bool skip_buf1:1; 203 bool done:1; 204 }; 205 206 struct mt76_queue_regs { 207 u32 desc_base; 208 u32 ring_size; 209 u32 cpu_idx; 210 u32 dma_idx; 211 } __packed __aligned(4); 212 213 struct mt76_queue { 214 struct mt76_queue_regs __iomem *regs; 215 216 spinlock_t lock; 217 spinlock_t cleanup_lock; 218 struct mt76_queue_entry *entry; 219 struct mt76_rro_desc *rro_desc; 220 struct mt76_desc *desc; 221 222 u16 first; 223 u16 head; 224 u16 tail; 225 u8 hw_idx; 226 u8 ep; 227 int ndesc; 228 int queued; 229 int buf_size; 230 bool stopped; 231 bool blocked; 232 233 u8 buf_offset; 234 u16 flags; 235 236 struct mtk_wed_device *wed; 237 u32 wed_regs; 238 239 dma_addr_t desc_dma; 240 struct sk_buff *rx_head; 241 struct page_pool *page_pool; 242 }; 243 244 struct mt76_mcu_ops { 245 unsigned int max_retry; 246 u32 headroom; 247 u32 tailroom; 248 249 int (*mcu_send_msg)(struct mt76_dev *dev, int cmd, const void *data, 250 int len, bool wait_resp); 251 int (*mcu_skb_prepare_msg)(struct mt76_dev *dev, struct sk_buff *skb, 252 int cmd, int *seq); 253 int (*mcu_skb_send_msg)(struct mt76_dev *dev, struct sk_buff *skb, 254 int cmd, int *seq); 255 int (*mcu_parse_response)(struct mt76_dev *dev, int cmd, 256 struct sk_buff *skb, int seq); 257 u32 (*mcu_rr)(struct mt76_dev *dev, u32 offset); 258 void (*mcu_wr)(struct mt76_dev *dev, u32 offset, u32 val); 259 int (*mcu_wr_rp)(struct mt76_dev *dev, u32 base, 260 const struct mt76_reg_pair *rp, int len); 261 int (*mcu_rd_rp)(struct mt76_dev *dev, u32 base, 262 struct mt76_reg_pair *rp, int len); 263 int (*mcu_restart)(struct mt76_dev *dev); 264 }; 265 266 struct mt76_queue_ops { 267 int (*init)(struct mt76_dev *dev, 268 int (*poll)(struct napi_struct *napi, int budget)); 269 270 int (*alloc)(struct mt76_dev *dev, struct mt76_queue *q, 271 int idx, int n_desc, int bufsize, 272 u32 ring_base); 273 274 int (*tx_queue_skb)(struct mt76_phy *phy, struct mt76_queue *q, 275 enum mt76_txq_id qid, struct sk_buff *skb, 276 struct mt76_wcid *wcid, struct ieee80211_sta *sta); 277 278 int (*tx_queue_skb_raw)(struct mt76_dev *dev, struct mt76_queue *q, 279 struct sk_buff *skb, u32 tx_info); 280 281 void *(*dequeue)(struct mt76_dev *dev, struct mt76_queue *q, bool flush, 282 int *len, u32 *info, bool *more); 283 284 void (*rx_reset)(struct mt76_dev *dev, enum mt76_rxq_id qid); 285 286 void (*tx_cleanup)(struct mt76_dev *dev, struct mt76_queue *q, 287 bool flush); 288 289 void (*rx_cleanup)(struct mt76_dev *dev, struct mt76_queue *q); 290 291 void (*kick)(struct mt76_dev *dev, struct mt76_queue *q); 292 293 void (*reset_q)(struct mt76_dev *dev, struct mt76_queue *q); 294 }; 295 296 enum mt76_phy_type { 297 MT_PHY_TYPE_CCK, 298 MT_PHY_TYPE_OFDM, 299 MT_PHY_TYPE_HT, 300 MT_PHY_TYPE_HT_GF, 301 MT_PHY_TYPE_VHT, 302 MT_PHY_TYPE_HE_SU = 8, 303 MT_PHY_TYPE_HE_EXT_SU, 304 MT_PHY_TYPE_HE_TB, 305 MT_PHY_TYPE_HE_MU, 306 MT_PHY_TYPE_EHT_SU = 13, 307 MT_PHY_TYPE_EHT_TRIG, 308 MT_PHY_TYPE_EHT_MU, 309 __MT_PHY_TYPE_MAX, 310 }; 311 312 struct mt76_sta_stats { 313 u64 tx_mode[__MT_PHY_TYPE_MAX]; 314 u64 tx_bw[5]; /* 20, 40, 80, 160, 320 */ 315 u64 tx_nss[4]; /* 1, 2, 3, 4 */ 316 u64 tx_mcs[16]; /* mcs idx */ 317 u64 tx_bytes; 318 /* WED TX */ 319 u32 tx_packets; /* unit: MSDU */ 320 u32 tx_retries; 321 u32 tx_failed; 322 /* WED RX */ 323 u64 rx_bytes; 324 u32 rx_packets; 325 u32 rx_errors; 326 u32 rx_drops; 327 }; 328 329 enum mt76_wcid_flags { 330 MT_WCID_FLAG_CHECK_PS, 331 MT_WCID_FLAG_PS, 332 MT_WCID_FLAG_4ADDR, 333 MT_WCID_FLAG_HDR_TRANS, 334 }; 335 336 #define MT76_N_WCIDS 1088 337 338 /* stored in ieee80211_tx_info::hw_queue */ 339 #define MT_TX_HW_QUEUE_PHY GENMASK(3, 2) 340 341 DECLARE_EWMA(signal, 10, 8); 342 343 #define MT_WCID_TX_INFO_RATE GENMASK(15, 0) 344 #define MT_WCID_TX_INFO_NSS GENMASK(17, 16) 345 #define MT_WCID_TX_INFO_TXPWR_ADJ GENMASK(25, 18) 346 #define MT_WCID_TX_INFO_SET BIT(31) 347 348 struct mt76_wcid { 349 struct mt76_rx_tid __rcu *aggr[IEEE80211_NUM_TIDS]; 350 351 atomic_t non_aql_packets; 352 unsigned long flags; 353 354 struct ewma_signal rssi; 355 int inactive_count; 356 357 struct rate_info rate; 358 unsigned long ampdu_state; 359 360 u16 idx; 361 u8 hw_key_idx; 362 u8 hw_key_idx2; 363 364 u8 offchannel:1; 365 u8 sta:1; 366 u8 sta_disabled:1; 367 u8 amsdu:1; 368 u8 phy_idx:2; 369 u8 link_id:4; 370 bool link_valid; 371 372 u8 rx_check_pn; 373 u8 rx_key_pn[IEEE80211_NUM_TIDS + 1][6]; 374 u16 cipher; 375 376 u32 tx_info; 377 bool sw_iv; 378 379 struct list_head tx_list; 380 struct sk_buff_head tx_pending; 381 struct sk_buff_head tx_offchannel; 382 383 struct list_head list; 384 struct idr pktid; 385 386 struct mt76_sta_stats stats; 387 388 struct list_head poll_list; 389 390 struct mt76_wcid *def_wcid; 391 }; 392 393 struct mt76_txq { 394 u16 wcid; 395 396 u16 agg_ssn; 397 bool send_bar; 398 bool aggr; 399 }; 400 401 struct mt76_wed_rro_ind { 402 u32 se_id : 12; 403 u32 rsv : 4; 404 u32 start_sn : 12; 405 u32 ind_reason : 4; 406 u32 ind_cnt : 13; 407 u32 win_sz : 3; 408 u32 rsv2 : 13; 409 u32 magic_cnt : 3; 410 }; 411 412 struct mt76_txwi_cache { 413 struct list_head list; 414 dma_addr_t dma_addr; 415 416 union { 417 struct sk_buff *skb; 418 void *ptr; 419 }; 420 }; 421 422 struct mt76_rx_tid { 423 struct rcu_head rcu_head; 424 425 struct mt76_dev *dev; 426 427 spinlock_t lock; 428 struct delayed_work reorder_work; 429 430 u16 id; 431 u16 head; 432 u16 size; 433 u16 nframes; 434 435 u8 num; 436 437 u8 started:1, stopped:1, timer_pending:1; 438 439 struct sk_buff *reorder_buf[] __counted_by(size); 440 }; 441 442 #define MT_TX_CB_DMA_DONE BIT(0) 443 #define MT_TX_CB_TXS_DONE BIT(1) 444 #define MT_TX_CB_TXS_FAILED BIT(2) 445 446 #define MT_PACKET_ID_MASK GENMASK(6, 0) 447 #define MT_PACKET_ID_NO_ACK 0 448 #define MT_PACKET_ID_NO_SKB 1 449 #define MT_PACKET_ID_WED 2 450 #define MT_PACKET_ID_FIRST 3 451 #define MT_PACKET_ID_HAS_RATE BIT(7) 452 /* This is timer for when to give up when waiting for TXS callback, 453 * with starting time being the time at which the DMA_DONE callback 454 * was seen (so, we know packet was processed then, it should not take 455 * long after that for firmware to send the TXS callback if it is going 456 * to do so.) 457 */ 458 #define MT_TX_STATUS_SKB_TIMEOUT (HZ / 4) 459 460 struct mt76_tx_cb { 461 unsigned long jiffies; 462 u16 wcid; 463 u8 pktid; 464 u8 flags; 465 }; 466 467 enum { 468 MT76_STATE_INITIALIZED, 469 MT76_STATE_REGISTERED, 470 MT76_STATE_RUNNING, 471 MT76_STATE_MCU_RUNNING, 472 MT76_SCANNING, 473 MT76_HW_SCANNING, 474 MT76_HW_SCHED_SCANNING, 475 MT76_RESTART, 476 MT76_RESET, 477 MT76_MCU_RESET, 478 MT76_REMOVED, 479 MT76_READING_STATS, 480 MT76_STATE_POWER_OFF, 481 MT76_STATE_SUSPEND, 482 MT76_STATE_ROC, 483 MT76_STATE_PM, 484 MT76_STATE_WED_RESET, 485 }; 486 487 enum mt76_sta_event { 488 MT76_STA_EVENT_ASSOC, 489 MT76_STA_EVENT_AUTHORIZE, 490 MT76_STA_EVENT_DISASSOC, 491 }; 492 493 struct mt76_hw_cap { 494 bool has_2ghz; 495 bool has_5ghz; 496 bool has_6ghz; 497 }; 498 499 #define MT_DRV_TXWI_NO_FREE BIT(0) 500 #define MT_DRV_TX_ALIGNED4_SKBS BIT(1) 501 #define MT_DRV_SW_RX_AIRTIME BIT(2) 502 #define MT_DRV_RX_DMA_HDR BIT(3) 503 #define MT_DRV_HW_MGMT_TXQ BIT(4) 504 #define MT_DRV_AMSDU_OFFLOAD BIT(5) 505 #define MT_DRV_IGNORE_TXS_FAILED BIT(6) 506 507 struct mt76_driver_ops { 508 u32 drv_flags; 509 u32 survey_flags; 510 u16 txwi_size; 511 u16 token_size; 512 u8 mcs_rates; 513 514 unsigned int link_data_size; 515 516 void (*update_survey)(struct mt76_phy *phy); 517 int (*set_channel)(struct mt76_phy *phy); 518 519 int (*tx_prepare_skb)(struct mt76_dev *dev, void *txwi_ptr, 520 enum mt76_txq_id qid, struct mt76_wcid *wcid, 521 struct ieee80211_sta *sta, 522 struct mt76_tx_info *tx_info); 523 524 void (*tx_complete_skb)(struct mt76_dev *dev, 525 struct mt76_queue_entry *e); 526 527 bool (*tx_status_data)(struct mt76_dev *dev, u8 *update); 528 529 bool (*rx_check)(struct mt76_dev *dev, void *data, int len); 530 531 void (*rx_skb)(struct mt76_dev *dev, enum mt76_rxq_id q, 532 struct sk_buff *skb, u32 *info); 533 534 void (*rx_poll_complete)(struct mt76_dev *dev, enum mt76_rxq_id q); 535 536 void (*sta_ps)(struct mt76_dev *dev, struct ieee80211_sta *sta, 537 bool ps); 538 539 int (*sta_add)(struct mt76_dev *dev, struct ieee80211_vif *vif, 540 struct ieee80211_sta *sta); 541 542 int (*sta_event)(struct mt76_dev *dev, struct ieee80211_vif *vif, 543 struct ieee80211_sta *sta, enum mt76_sta_event ev); 544 545 void (*sta_remove)(struct mt76_dev *dev, struct ieee80211_vif *vif, 546 struct ieee80211_sta *sta); 547 548 int (*vif_link_add)(struct mt76_phy *phy, struct ieee80211_vif *vif, 549 struct ieee80211_bss_conf *link_conf, 550 struct mt76_vif_link *mlink); 551 552 void (*vif_link_remove)(struct mt76_phy *phy, 553 struct ieee80211_vif *vif, 554 struct ieee80211_bss_conf *link_conf, 555 struct mt76_vif_link *mlink); 556 }; 557 558 struct mt76_channel_state { 559 u64 cc_active; 560 u64 cc_busy; 561 u64 cc_rx; 562 u64 cc_bss_rx; 563 u64 cc_tx; 564 565 s8 noise; 566 }; 567 568 struct mt76_sband { 569 struct ieee80211_supported_band sband; 570 struct mt76_channel_state *chan; 571 }; 572 573 /* addr req mask */ 574 #define MT_VEND_TYPE_EEPROM BIT(31) 575 #define MT_VEND_TYPE_CFG BIT(30) 576 #define MT_VEND_TYPE_MASK (MT_VEND_TYPE_EEPROM | MT_VEND_TYPE_CFG) 577 578 #define MT_VEND_ADDR(type, n) (MT_VEND_TYPE_##type | (n)) 579 enum mt_vendor_req { 580 MT_VEND_DEV_MODE = 0x1, 581 MT_VEND_WRITE = 0x2, 582 MT_VEND_POWER_ON = 0x4, 583 MT_VEND_MULTI_WRITE = 0x6, 584 MT_VEND_MULTI_READ = 0x7, 585 MT_VEND_READ_EEPROM = 0x9, 586 MT_VEND_WRITE_FCE = 0x42, 587 MT_VEND_WRITE_CFG = 0x46, 588 MT_VEND_READ_CFG = 0x47, 589 MT_VEND_READ_EXT = 0x63, 590 MT_VEND_WRITE_EXT = 0x66, 591 MT_VEND_FEATURE_SET = 0x91, 592 }; 593 594 enum mt76u_in_ep { 595 MT_EP_IN_PKT_RX, 596 MT_EP_IN_CMD_RESP, 597 __MT_EP_IN_MAX, 598 }; 599 600 enum mt76u_out_ep { 601 MT_EP_OUT_INBAND_CMD, 602 MT_EP_OUT_AC_BE, 603 MT_EP_OUT_AC_BK, 604 MT_EP_OUT_AC_VI, 605 MT_EP_OUT_AC_VO, 606 MT_EP_OUT_HCCA, 607 __MT_EP_OUT_MAX, 608 }; 609 610 struct mt76_mcu { 611 struct mutex mutex; 612 u32 msg_seq; 613 int timeout; 614 615 struct sk_buff_head res_q; 616 wait_queue_head_t wait; 617 }; 618 619 #define MT_TX_SG_MAX_SIZE 8 620 #define MT_RX_SG_MAX_SIZE 4 621 #define MT_NUM_TX_ENTRIES 256 622 #define MT_NUM_RX_ENTRIES 128 623 #define MCU_RESP_URB_SIZE 1024 624 struct mt76_usb { 625 struct mutex usb_ctrl_mtx; 626 u8 *data; 627 u16 data_len; 628 629 struct mt76_worker status_worker; 630 struct mt76_worker rx_worker; 631 632 struct work_struct stat_work; 633 634 u8 out_ep[__MT_EP_OUT_MAX]; 635 u8 in_ep[__MT_EP_IN_MAX]; 636 bool sg_en; 637 638 struct mt76u_mcu { 639 u8 *data; 640 /* multiple reads */ 641 struct mt76_reg_pair *rp; 642 int rp_len; 643 u32 base; 644 } mcu; 645 }; 646 647 #define MT76S_XMIT_BUF_SZ 0x3fe00 648 #define MT76S_NUM_TX_ENTRIES 256 649 #define MT76S_NUM_RX_ENTRIES 512 650 struct mt76_sdio { 651 struct mt76_worker txrx_worker; 652 struct mt76_worker status_worker; 653 struct mt76_worker net_worker; 654 struct mt76_worker stat_worker; 655 656 u8 *xmit_buf; 657 u32 xmit_buf_sz; 658 659 struct sdio_func *func; 660 void *intr_data; 661 u8 hw_ver; 662 wait_queue_head_t wait; 663 664 int pse_mcu_quota_max; 665 struct { 666 int pse_data_quota; 667 int ple_data_quota; 668 int pse_mcu_quota; 669 int pse_page_size; 670 int deficit; 671 } sched; 672 673 int (*parse_irq)(struct mt76_dev *dev, struct mt76s_intr *intr); 674 }; 675 676 struct mt76_mmio { 677 void __iomem *regs; 678 spinlock_t irq_lock; 679 u32 irqmask; 680 681 struct mtk_wed_device wed; 682 struct mtk_wed_device wed_hif2; 683 struct completion wed_reset; 684 struct completion wed_reset_complete; 685 }; 686 687 struct mt76_rx_status { 688 union { 689 struct mt76_wcid *wcid; 690 u16 wcid_idx; 691 }; 692 693 u32 reorder_time; 694 695 u32 ampdu_ref; 696 u32 timestamp; 697 698 u8 iv[6]; 699 700 u8 phy_idx:2; 701 u8 aggr:1; 702 u8 qos_ctl; 703 u16 seqno; 704 705 u16 freq; 706 u32 flag; 707 u8 enc_flags; 708 u8 encoding:3, bw:4; 709 union { 710 struct { 711 u8 he_ru:3; 712 u8 he_gi:2; 713 u8 he_dcm:1; 714 }; 715 struct { 716 u8 ru:4; 717 u8 gi:2; 718 } eht; 719 }; 720 721 u8 amsdu:1, first_amsdu:1, last_amsdu:1; 722 u8 rate_idx; 723 u8 nss:5, band:3; 724 s8 signal; 725 u8 chains; 726 s8 chain_signal[IEEE80211_MAX_CHAINS]; 727 }; 728 729 struct mt76_freq_range_power { 730 const struct cfg80211_sar_freq_ranges *range; 731 s8 power; 732 }; 733 734 struct mt76_testmode_ops { 735 int (*set_state)(struct mt76_phy *phy, enum mt76_testmode_state state); 736 int (*set_params)(struct mt76_phy *phy, struct nlattr **tb, 737 enum mt76_testmode_state new_state); 738 int (*dump_stats)(struct mt76_phy *phy, struct sk_buff *msg); 739 }; 740 741 struct mt76_testmode_data { 742 enum mt76_testmode_state state; 743 744 u32 param_set[DIV_ROUND_UP(NUM_MT76_TM_ATTRS, 32)]; 745 struct sk_buff *tx_skb; 746 747 u32 tx_count; 748 u16 tx_mpdu_len; 749 750 u8 tx_rate_mode; 751 u8 tx_rate_idx; 752 u8 tx_rate_nss; 753 u8 tx_rate_sgi; 754 u8 tx_rate_ldpc; 755 u8 tx_rate_stbc; 756 u8 tx_ltf; 757 758 u8 tx_antenna_mask; 759 u8 tx_spe_idx; 760 761 u8 tx_duty_cycle; 762 u32 tx_time; 763 u32 tx_ipg; 764 765 u32 freq_offset; 766 767 u8 tx_power[4]; 768 u8 tx_power_control; 769 770 u8 addr[3][ETH_ALEN]; 771 772 u32 tx_pending; 773 u32 tx_queued; 774 u16 tx_queued_limit; 775 u32 tx_done; 776 struct { 777 u64 packets[__MT_RXQ_MAX]; 778 u64 fcs_error[__MT_RXQ_MAX]; 779 } rx_stats; 780 }; 781 782 struct mt76_vif_link { 783 u8 idx; 784 u8 link_idx; 785 u8 omac_idx; 786 u8 band_idx; 787 u8 wmm_idx; 788 u8 scan_seq_num; 789 u8 cipher; 790 u8 basic_rates_idx; 791 u8 mcast_rates_idx; 792 u8 beacon_rates_idx; 793 bool offchannel; 794 struct ieee80211_chanctx_conf *ctx; 795 struct mt76_wcid *wcid; 796 struct mt76_vif_data *mvif; 797 struct rcu_head rcu_head; 798 }; 799 800 struct mt76_vif_data { 801 struct mt76_vif_link __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS]; 802 struct mt76_vif_link __rcu *offchannel_link; 803 804 struct mt76_phy *roc_phy; 805 u16 valid_links; 806 u8 deflink_id; 807 }; 808 809 struct mt76_phy { 810 struct ieee80211_hw *hw; 811 struct mt76_dev *dev; 812 void *priv; 813 814 unsigned long state; 815 unsigned int num_sta; 816 u8 band_idx; 817 818 spinlock_t tx_lock; 819 struct list_head tx_list; 820 struct mt76_queue *q_tx[__MT_TXQ_MAX]; 821 822 struct cfg80211_chan_def chandef; 823 struct cfg80211_chan_def main_chandef; 824 bool offchannel; 825 bool radar_enabled; 826 827 struct delayed_work roc_work; 828 struct ieee80211_vif *roc_vif; 829 struct mt76_vif_link *roc_link; 830 831 struct mt76_chanctx *chanctx; 832 833 struct mt76_channel_state *chan_state; 834 enum mt76_dfs_state dfs_state; 835 ktime_t survey_time; 836 837 u32 aggr_stats[32]; 838 839 struct mt76_hw_cap cap; 840 struct mt76_sband sband_2g; 841 struct mt76_sband sband_5g; 842 struct mt76_sband sband_6g; 843 844 u8 macaddr[ETH_ALEN]; 845 846 int txpower_cur; 847 u8 antenna_mask; 848 u16 chainmask; 849 850 #ifdef CONFIG_NL80211_TESTMODE 851 struct mt76_testmode_data test; 852 #endif 853 854 struct delayed_work mac_work; 855 u8 mac_work_count; 856 857 struct { 858 struct sk_buff *head; 859 struct sk_buff **tail; 860 u16 seqno; 861 } rx_amsdu[__MT_RXQ_MAX]; 862 863 struct mt76_freq_range_power *frp; 864 865 struct { 866 struct led_classdev cdev; 867 char name[32]; 868 bool al; 869 u8 pin; 870 } leds; 871 }; 872 873 struct mt76_dev { 874 struct mt76_phy phy; /* must be first */ 875 struct mt76_phy *phys[__MT_MAX_BAND]; 876 struct mt76_phy *band_phys[NUM_NL80211_BANDS]; 877 878 struct ieee80211_hw *hw; 879 880 spinlock_t wed_lock; 881 spinlock_t lock; 882 spinlock_t cc_lock; 883 884 u32 cur_cc_bss_rx; 885 886 struct mt76_rx_status rx_ampdu_status; 887 u32 rx_ampdu_len; 888 u32 rx_ampdu_ref; 889 890 struct mutex mutex; 891 892 const struct mt76_bus_ops *bus; 893 const struct mt76_driver_ops *drv; 894 const struct mt76_mcu_ops *mcu_ops; 895 struct device *dev; 896 struct device *dma_dev; 897 898 struct mt76_mcu mcu; 899 900 struct net_device *napi_dev; 901 struct net_device *tx_napi_dev; 902 spinlock_t rx_lock; 903 struct napi_struct napi[__MT_RXQ_MAX]; 904 struct sk_buff_head rx_skb[__MT_RXQ_MAX]; 905 struct tasklet_struct irq_tasklet; 906 907 struct list_head txwi_cache; 908 struct list_head rxwi_cache; 909 struct mt76_queue *q_mcu[__MT_MCUQ_MAX]; 910 struct mt76_queue q_rx[__MT_RXQ_MAX]; 911 const struct mt76_queue_ops *queue_ops; 912 int tx_dma_idx[4]; 913 914 struct mt76_worker tx_worker; 915 struct napi_struct tx_napi; 916 917 spinlock_t token_lock; 918 struct idr token; 919 u16 wed_token_count; 920 u16 token_count; 921 u16 token_size; 922 923 spinlock_t rx_token_lock; 924 struct idr rx_token; 925 u16 rx_token_size; 926 927 wait_queue_head_t tx_wait; 928 /* spinclock used to protect wcid pktid linked list */ 929 spinlock_t status_lock; 930 931 u32 wcid_mask[DIV_ROUND_UP(MT76_N_WCIDS, 32)]; 932 933 u64 vif_mask; 934 935 struct mt76_wcid global_wcid; 936 struct mt76_wcid __rcu *wcid[MT76_N_WCIDS]; 937 struct list_head wcid_list; 938 939 struct list_head sta_poll_list; 940 spinlock_t sta_poll_lock; 941 942 u32 rev; 943 944 struct tasklet_struct pre_tbtt_tasklet; 945 int beacon_int; 946 u8 beacon_mask; 947 948 struct debugfs_blob_wrapper eeprom; 949 struct debugfs_blob_wrapper otp; 950 951 char alpha2[3]; 952 enum nl80211_dfs_regions region; 953 954 struct mt76_scan_rnr_param rnr; 955 956 u32 debugfs_reg; 957 958 u8 csa_complete; 959 960 u32 rxfilter; 961 962 struct delayed_work scan_work; 963 struct { 964 struct cfg80211_scan_request *req; 965 struct ieee80211_channel *chan; 966 struct ieee80211_vif *vif; 967 struct mt76_vif_link *mlink; 968 struct mt76_phy *phy; 969 int chan_idx; 970 } scan; 971 972 #ifdef CONFIG_NL80211_TESTMODE 973 const struct mt76_testmode_ops *test_ops; 974 struct { 975 const char *name; 976 u32 offset; 977 } test_mtd; 978 #endif 979 struct workqueue_struct *wq; 980 981 union { 982 struct mt76_mmio mmio; 983 struct mt76_usb usb; 984 struct mt76_sdio sdio; 985 }; 986 987 atomic_t bus_hung; 988 }; 989 990 /* per-phy stats. */ 991 struct mt76_mib_stats { 992 u32 ack_fail_cnt; 993 u32 fcs_err_cnt; 994 u32 rts_cnt; 995 u32 rts_retries_cnt; 996 u32 ba_miss_cnt; 997 u32 tx_bf_cnt; 998 u32 tx_mu_bf_cnt; 999 u32 tx_mu_mpdu_cnt; 1000 u32 tx_mu_acked_mpdu_cnt; 1001 u32 tx_su_acked_mpdu_cnt; 1002 u32 tx_bf_ibf_ppdu_cnt; 1003 u32 tx_bf_ebf_ppdu_cnt; 1004 1005 u32 tx_bf_rx_fb_all_cnt; 1006 u32 tx_bf_rx_fb_eht_cnt; 1007 u32 tx_bf_rx_fb_he_cnt; 1008 u32 tx_bf_rx_fb_vht_cnt; 1009 u32 tx_bf_rx_fb_ht_cnt; 1010 1011 u32 tx_bf_rx_fb_bw; /* value of last sample, not cumulative */ 1012 u32 tx_bf_rx_fb_nc_cnt; 1013 u32 tx_bf_rx_fb_nr_cnt; 1014 u32 tx_bf_fb_cpl_cnt; 1015 u32 tx_bf_fb_trig_cnt; 1016 1017 u32 tx_ampdu_cnt; 1018 u32 tx_stop_q_empty_cnt; 1019 u32 tx_mpdu_attempts_cnt; 1020 u32 tx_mpdu_success_cnt; 1021 u32 tx_pkt_ebf_cnt; 1022 u32 tx_pkt_ibf_cnt; 1023 1024 u32 tx_rwp_fail_cnt; 1025 u32 tx_rwp_need_cnt; 1026 1027 /* rx stats */ 1028 u32 rx_fifo_full_cnt; 1029 u32 channel_idle_cnt; 1030 u32 primary_cca_busy_time; 1031 u32 secondary_cca_busy_time; 1032 u32 primary_energy_detect_time; 1033 u32 cck_mdrdy_time; 1034 u32 ofdm_mdrdy_time; 1035 u32 green_mdrdy_time; 1036 u32 rx_vector_mismatch_cnt; 1037 u32 rx_delimiter_fail_cnt; 1038 u32 rx_mrdy_cnt; 1039 u32 rx_len_mismatch_cnt; 1040 u32 rx_mpdu_cnt; 1041 u32 rx_ampdu_cnt; 1042 u32 rx_ampdu_bytes_cnt; 1043 u32 rx_ampdu_valid_subframe_cnt; 1044 u32 rx_ampdu_valid_subframe_bytes_cnt; 1045 u32 rx_pfdrop_cnt; 1046 u32 rx_vec_queue_overflow_drop_cnt; 1047 u32 rx_ba_cnt; 1048 1049 u32 tx_amsdu[8]; 1050 u32 tx_amsdu_cnt; 1051 1052 /* mcu_muru_stats */ 1053 u32 dl_cck_cnt; 1054 u32 dl_ofdm_cnt; 1055 u32 dl_htmix_cnt; 1056 u32 dl_htgf_cnt; 1057 u32 dl_vht_su_cnt; 1058 u32 dl_vht_2mu_cnt; 1059 u32 dl_vht_3mu_cnt; 1060 u32 dl_vht_4mu_cnt; 1061 u32 dl_he_su_cnt; 1062 u32 dl_he_ext_su_cnt; 1063 u32 dl_he_2ru_cnt; 1064 u32 dl_he_2mu_cnt; 1065 u32 dl_he_3ru_cnt; 1066 u32 dl_he_3mu_cnt; 1067 u32 dl_he_4ru_cnt; 1068 u32 dl_he_4mu_cnt; 1069 u32 dl_he_5to8ru_cnt; 1070 u32 dl_he_9to16ru_cnt; 1071 u32 dl_he_gtr16ru_cnt; 1072 1073 u32 ul_hetrig_su_cnt; 1074 u32 ul_hetrig_2ru_cnt; 1075 u32 ul_hetrig_3ru_cnt; 1076 u32 ul_hetrig_4ru_cnt; 1077 u32 ul_hetrig_5to8ru_cnt; 1078 u32 ul_hetrig_9to16ru_cnt; 1079 u32 ul_hetrig_gtr16ru_cnt; 1080 u32 ul_hetrig_2mu_cnt; 1081 u32 ul_hetrig_3mu_cnt; 1082 u32 ul_hetrig_4mu_cnt; 1083 }; 1084 1085 struct mt76_power_limits { 1086 s8 cck[4]; 1087 s8 ofdm[8]; 1088 s8 mcs[4][10]; 1089 s8 ru[7][12]; 1090 s8 eht[16][16]; 1091 }; 1092 1093 struct mt76_ethtool_worker_info { 1094 u64 *data; 1095 int idx; 1096 int initial_stat_idx; 1097 int worker_stat_count; 1098 int sta_count; 1099 }; 1100 1101 struct mt76_chanctx { 1102 struct mt76_phy *phy; 1103 }; 1104 1105 #define CCK_RATE(_idx, _rate) { \ 1106 .bitrate = _rate, \ 1107 .flags = IEEE80211_RATE_SHORT_PREAMBLE, \ 1108 .hw_value = (MT_PHY_TYPE_CCK << 8) | (_idx), \ 1109 .hw_value_short = (MT_PHY_TYPE_CCK << 8) | (4 + _idx), \ 1110 } 1111 1112 #define OFDM_RATE(_idx, _rate) { \ 1113 .bitrate = _rate, \ 1114 .hw_value = (MT_PHY_TYPE_OFDM << 8) | (_idx), \ 1115 .hw_value_short = (MT_PHY_TYPE_OFDM << 8) | (_idx), \ 1116 } 1117 1118 extern struct ieee80211_rate mt76_rates[12]; 1119 1120 #define __mt76_rr(dev, ...) (dev)->bus->rr((dev), __VA_ARGS__) 1121 #define __mt76_wr(dev, ...) (dev)->bus->wr((dev), __VA_ARGS__) 1122 #define __mt76_rmw(dev, ...) (dev)->bus->rmw((dev), __VA_ARGS__) 1123 #define __mt76_wr_copy(dev, ...) (dev)->bus->write_copy((dev), __VA_ARGS__) 1124 #define __mt76_rr_copy(dev, ...) (dev)->bus->read_copy((dev), __VA_ARGS__) 1125 1126 #define __mt76_set(dev, offset, val) __mt76_rmw(dev, offset, 0, val) 1127 #define __mt76_clear(dev, offset, val) __mt76_rmw(dev, offset, val, 0) 1128 1129 #define mt76_rr(dev, ...) (dev)->mt76.bus->rr(&((dev)->mt76), __VA_ARGS__) 1130 #define mt76_wr(dev, ...) (dev)->mt76.bus->wr(&((dev)->mt76), __VA_ARGS__) 1131 #define mt76_rmw(dev, ...) (dev)->mt76.bus->rmw(&((dev)->mt76), __VA_ARGS__) 1132 #define mt76_wr_copy(dev, ...) (dev)->mt76.bus->write_copy(&((dev)->mt76), __VA_ARGS__) 1133 #define mt76_rr_copy(dev, ...) (dev)->mt76.bus->read_copy(&((dev)->mt76), __VA_ARGS__) 1134 #define mt76_wr_rp(dev, ...) (dev)->mt76.bus->wr_rp(&((dev)->mt76), __VA_ARGS__) 1135 #define mt76_rd_rp(dev, ...) (dev)->mt76.bus->rd_rp(&((dev)->mt76), __VA_ARGS__) 1136 1137 1138 #define mt76_mcu_restart(dev, ...) (dev)->mt76.mcu_ops->mcu_restart(&((dev)->mt76)) 1139 1140 #define mt76_set(dev, offset, val) mt76_rmw(dev, offset, 0, val) 1141 #define mt76_clear(dev, offset, val) mt76_rmw(dev, offset, val, 0) 1142 1143 #define mt76_get_field(_dev, _reg, _field) \ 1144 FIELD_GET(_field, mt76_rr(dev, _reg)) 1145 1146 #define mt76_rmw_field(_dev, _reg, _field, _val) \ 1147 mt76_rmw(_dev, _reg, _field, FIELD_PREP(_field, _val)) 1148 1149 #define __mt76_rmw_field(_dev, _reg, _field, _val) \ 1150 __mt76_rmw(_dev, _reg, _field, FIELD_PREP(_field, _val)) 1151 1152 #define mt76_hw(dev) (dev)->mphy.hw 1153 1154 bool __mt76_poll(struct mt76_dev *dev, u32 offset, u32 mask, u32 val, 1155 int timeout); 1156 1157 #define mt76_poll(dev, ...) __mt76_poll(&((dev)->mt76), __VA_ARGS__) 1158 1159 bool ____mt76_poll_msec(struct mt76_dev *dev, u32 offset, u32 mask, u32 val, 1160 int timeout, int kick); 1161 #define __mt76_poll_msec(...) ____mt76_poll_msec(__VA_ARGS__, 10) 1162 #define mt76_poll_msec(dev, ...) ____mt76_poll_msec(&((dev)->mt76), __VA_ARGS__, 10) 1163 #define mt76_poll_msec_tick(dev, ...) ____mt76_poll_msec(&((dev)->mt76), __VA_ARGS__) 1164 1165 void mt76_mmio_init(struct mt76_dev *dev, void __iomem *regs); 1166 void mt76_pci_disable_aspm(struct pci_dev *pdev); 1167 bool mt76_pci_aspm_supported(struct pci_dev *pdev); 1168 1169 static inline u16 mt76_chip(struct mt76_dev *dev) 1170 { 1171 return dev->rev >> 16; 1172 } 1173 1174 static inline u16 mt76_rev(struct mt76_dev *dev) 1175 { 1176 return dev->rev & 0xffff; 1177 } 1178 1179 void mt76_wed_release_rx_buf(struct mtk_wed_device *wed); 1180 void mt76_wed_offload_disable(struct mtk_wed_device *wed); 1181 void mt76_wed_reset_complete(struct mtk_wed_device *wed); 1182 void mt76_wed_dma_reset(struct mt76_dev *dev); 1183 int mt76_wed_net_setup_tc(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1184 struct net_device *netdev, enum tc_setup_type type, 1185 void *type_data); 1186 #ifdef CONFIG_NET_MEDIATEK_SOC_WED 1187 u32 mt76_wed_init_rx_buf(struct mtk_wed_device *wed, int size); 1188 int mt76_wed_offload_enable(struct mtk_wed_device *wed); 1189 int mt76_wed_dma_setup(struct mt76_dev *dev, struct mt76_queue *q, bool reset); 1190 #else 1191 static inline u32 mt76_wed_init_rx_buf(struct mtk_wed_device *wed, int size) 1192 { 1193 return 0; 1194 } 1195 1196 static inline int mt76_wed_offload_enable(struct mtk_wed_device *wed) 1197 { 1198 return 0; 1199 } 1200 1201 static inline int mt76_wed_dma_setup(struct mt76_dev *dev, struct mt76_queue *q, 1202 bool reset) 1203 { 1204 return 0; 1205 } 1206 #endif /* CONFIG_NET_MEDIATEK_SOC_WED */ 1207 1208 #define mt76xx_chip(dev) mt76_chip(&((dev)->mt76)) 1209 #define mt76xx_rev(dev) mt76_rev(&((dev)->mt76)) 1210 1211 #define mt76_init_queues(dev, ...) (dev)->mt76.queue_ops->init(&((dev)->mt76), __VA_ARGS__) 1212 #define mt76_queue_alloc(dev, ...) (dev)->mt76.queue_ops->alloc(&((dev)->mt76), __VA_ARGS__) 1213 #define mt76_tx_queue_skb_raw(dev, ...) (dev)->mt76.queue_ops->tx_queue_skb_raw(&((dev)->mt76), __VA_ARGS__) 1214 #define mt76_tx_queue_skb(dev, ...) (dev)->mt76.queue_ops->tx_queue_skb(&((dev)->mphy), __VA_ARGS__) 1215 #define mt76_queue_rx_reset(dev, ...) (dev)->mt76.queue_ops->rx_reset(&((dev)->mt76), __VA_ARGS__) 1216 #define mt76_queue_tx_cleanup(dev, ...) (dev)->mt76.queue_ops->tx_cleanup(&((dev)->mt76), __VA_ARGS__) 1217 #define mt76_queue_rx_cleanup(dev, ...) (dev)->mt76.queue_ops->rx_cleanup(&((dev)->mt76), __VA_ARGS__) 1218 #define mt76_queue_kick(dev, ...) (dev)->mt76.queue_ops->kick(&((dev)->mt76), __VA_ARGS__) 1219 #define mt76_queue_reset(dev, ...) (dev)->mt76.queue_ops->reset_q(&((dev)->mt76), __VA_ARGS__) 1220 1221 #define mt76_for_each_q_rx(dev, i) \ 1222 for (i = 0; i < ARRAY_SIZE((dev)->q_rx); i++) \ 1223 if ((dev)->q_rx[i].ndesc) 1224 1225 1226 #define mt76_dereference(p, dev) \ 1227 rcu_dereference_protected(p, lockdep_is_held(&(dev)->mutex)) 1228 1229 static inline struct mt76_wcid * 1230 __mt76_wcid_ptr(struct mt76_dev *dev, u16 idx) 1231 { 1232 if (idx >= ARRAY_SIZE(dev->wcid)) 1233 return NULL; 1234 return rcu_dereference(dev->wcid[idx]); 1235 } 1236 1237 #define mt76_wcid_ptr(dev, idx) __mt76_wcid_ptr(&(dev)->mt76, idx) 1238 1239 struct mt76_dev *mt76_alloc_device(struct device *pdev, unsigned int size, 1240 const struct ieee80211_ops *ops, 1241 const struct mt76_driver_ops *drv_ops); 1242 int mt76_register_device(struct mt76_dev *dev, bool vht, 1243 struct ieee80211_rate *rates, int n_rates); 1244 void mt76_unregister_device(struct mt76_dev *dev); 1245 void mt76_free_device(struct mt76_dev *dev); 1246 void mt76_unregister_phy(struct mt76_phy *phy); 1247 1248 struct mt76_phy *mt76_alloc_radio_phy(struct mt76_dev *dev, unsigned int size, 1249 u8 band_idx); 1250 struct mt76_phy *mt76_alloc_phy(struct mt76_dev *dev, unsigned int size, 1251 const struct ieee80211_ops *ops, 1252 u8 band_idx); 1253 int mt76_register_phy(struct mt76_phy *phy, bool vht, 1254 struct ieee80211_rate *rates, int n_rates); 1255 struct mt76_phy *mt76_vif_phy(struct ieee80211_hw *hw, 1256 struct ieee80211_vif *vif); 1257 1258 struct dentry *mt76_register_debugfs_fops(struct mt76_phy *phy, 1259 const struct file_operations *ops); 1260 static inline struct dentry *mt76_register_debugfs(struct mt76_dev *dev) 1261 { 1262 return mt76_register_debugfs_fops(&dev->phy, NULL); 1263 } 1264 1265 int mt76_queues_read(struct seq_file *s, void *data); 1266 void mt76_seq_puts_array(struct seq_file *file, const char *str, 1267 s8 *val, int len); 1268 1269 int mt76_eeprom_init(struct mt76_dev *dev, int len); 1270 void mt76_eeprom_override(struct mt76_phy *phy); 1271 int mt76_get_of_data_from_mtd(struct mt76_dev *dev, void *eep, int offset, int len); 1272 int mt76_get_of_data_from_nvmem(struct mt76_dev *dev, void *eep, 1273 const char *cell_name, int len); 1274 1275 struct mt76_queue * 1276 mt76_init_queue(struct mt76_dev *dev, int qid, int idx, int n_desc, 1277 int ring_base, void *wed, u32 flags); 1278 static inline int mt76_init_tx_queue(struct mt76_phy *phy, int qid, int idx, 1279 int n_desc, int ring_base, void *wed, 1280 u32 flags) 1281 { 1282 struct mt76_queue *q; 1283 1284 q = mt76_init_queue(phy->dev, qid, idx, n_desc, ring_base, wed, flags); 1285 if (IS_ERR(q)) 1286 return PTR_ERR(q); 1287 1288 phy->q_tx[qid] = q; 1289 1290 return 0; 1291 } 1292 1293 static inline int mt76_init_mcu_queue(struct mt76_dev *dev, int qid, int idx, 1294 int n_desc, int ring_base) 1295 { 1296 struct mt76_queue *q; 1297 1298 q = mt76_init_queue(dev, qid, idx, n_desc, ring_base, NULL, 0); 1299 if (IS_ERR(q)) 1300 return PTR_ERR(q); 1301 1302 dev->q_mcu[qid] = q; 1303 1304 return 0; 1305 } 1306 1307 static inline struct mt76_phy * 1308 mt76_dev_phy(struct mt76_dev *dev, u8 phy_idx) 1309 { 1310 if ((phy_idx == MT_BAND1 && dev->phys[phy_idx]) || 1311 (phy_idx == MT_BAND2 && dev->phys[phy_idx])) 1312 return dev->phys[phy_idx]; 1313 1314 return &dev->phy; 1315 } 1316 1317 static inline struct ieee80211_hw * 1318 mt76_phy_hw(struct mt76_dev *dev, u8 phy_idx) 1319 { 1320 return mt76_dev_phy(dev, phy_idx)->hw; 1321 } 1322 1323 static inline u8 * 1324 mt76_get_txwi_ptr(struct mt76_dev *dev, struct mt76_txwi_cache *t) 1325 { 1326 return (u8 *)t - dev->drv->txwi_size; 1327 } 1328 1329 /* increment with wrap-around */ 1330 static inline int mt76_incr(int val, int size) 1331 { 1332 return (val + 1) & (size - 1); 1333 } 1334 1335 /* decrement with wrap-around */ 1336 static inline int mt76_decr(int val, int size) 1337 { 1338 return (val - 1) & (size - 1); 1339 } 1340 1341 u8 mt76_ac_to_hwq(u8 ac); 1342 1343 static inline struct ieee80211_txq * 1344 mtxq_to_txq(struct mt76_txq *mtxq) 1345 { 1346 void *ptr = mtxq; 1347 1348 return container_of(ptr, struct ieee80211_txq, drv_priv); 1349 } 1350 1351 static inline struct ieee80211_sta * 1352 wcid_to_sta(struct mt76_wcid *wcid) 1353 { 1354 void *ptr = wcid; 1355 1356 if (!wcid || !wcid->sta) 1357 return NULL; 1358 1359 if (wcid->def_wcid) 1360 ptr = wcid->def_wcid; 1361 1362 return container_of(ptr, struct ieee80211_sta, drv_priv); 1363 } 1364 1365 static inline struct mt76_tx_cb *mt76_tx_skb_cb(struct sk_buff *skb) 1366 { 1367 BUILD_BUG_ON(sizeof(struct mt76_tx_cb) > 1368 sizeof(IEEE80211_SKB_CB(skb)->status.status_driver_data)); 1369 return ((void *)IEEE80211_SKB_CB(skb)->status.status_driver_data); 1370 } 1371 1372 static inline void *mt76_skb_get_hdr(struct sk_buff *skb) 1373 { 1374 struct mt76_rx_status mstat; 1375 u8 *data = skb->data; 1376 1377 /* Alignment concerns */ 1378 BUILD_BUG_ON(sizeof(struct ieee80211_radiotap_he) % 4); 1379 BUILD_BUG_ON(sizeof(struct ieee80211_radiotap_he_mu) % 4); 1380 1381 mstat = *((struct mt76_rx_status *)skb->cb); 1382 1383 if (mstat.flag & RX_FLAG_RADIOTAP_HE) 1384 data += sizeof(struct ieee80211_radiotap_he); 1385 if (mstat.flag & RX_FLAG_RADIOTAP_HE_MU) 1386 data += sizeof(struct ieee80211_radiotap_he_mu); 1387 1388 return data; 1389 } 1390 1391 static inline void mt76_insert_hdr_pad(struct sk_buff *skb) 1392 { 1393 int len = ieee80211_get_hdrlen_from_skb(skb); 1394 1395 if (len % 4 == 0) 1396 return; 1397 1398 skb_push(skb, 2); 1399 memmove(skb->data, skb->data + 2, len); 1400 1401 skb->data[len] = 0; 1402 skb->data[len + 1] = 0; 1403 } 1404 1405 static inline bool mt76_is_skb_pktid(u8 pktid) 1406 { 1407 if (pktid & MT_PACKET_ID_HAS_RATE) 1408 return false; 1409 1410 return pktid >= MT_PACKET_ID_FIRST; 1411 } 1412 1413 static inline u8 mt76_tx_power_path_delta(u8 path) 1414 { 1415 static const u8 path_delta[5] = { 0, 6, 9, 12, 14 }; 1416 u8 idx = path - 1; 1417 1418 return (idx < ARRAY_SIZE(path_delta)) ? path_delta[idx] : 0; 1419 } 1420 1421 static inline bool mt76_testmode_enabled(struct mt76_phy *phy) 1422 { 1423 #ifdef CONFIG_NL80211_TESTMODE 1424 return phy->test.state != MT76_TM_STATE_OFF; 1425 #else 1426 return false; 1427 #endif 1428 } 1429 1430 static inline bool mt76_is_testmode_skb(struct mt76_dev *dev, 1431 struct sk_buff *skb, 1432 struct ieee80211_hw **hw) 1433 { 1434 #ifdef CONFIG_NL80211_TESTMODE 1435 int i; 1436 1437 for (i = 0; i < ARRAY_SIZE(dev->phys); i++) { 1438 struct mt76_phy *phy = dev->phys[i]; 1439 1440 if (phy && skb == phy->test.tx_skb) { 1441 *hw = dev->phys[i]->hw; 1442 return true; 1443 } 1444 } 1445 return false; 1446 #else 1447 return false; 1448 #endif 1449 } 1450 1451 void mt76_rx(struct mt76_dev *dev, enum mt76_rxq_id q, struct sk_buff *skb); 1452 void mt76_tx(struct mt76_phy *dev, struct ieee80211_sta *sta, 1453 struct mt76_wcid *wcid, struct sk_buff *skb); 1454 void mt76_wake_tx_queue(struct ieee80211_hw *hw, struct ieee80211_txq *txq); 1455 void mt76_stop_tx_queues(struct mt76_phy *phy, struct ieee80211_sta *sta, 1456 bool send_bar); 1457 void mt76_tx_check_agg_ssn(struct ieee80211_sta *sta, struct sk_buff *skb); 1458 void mt76_txq_schedule(struct mt76_phy *phy, enum mt76_txq_id qid); 1459 void mt76_txq_schedule_all(struct mt76_phy *phy); 1460 void mt76_tx_worker_run(struct mt76_dev *dev); 1461 void mt76_tx_worker(struct mt76_worker *w); 1462 void mt76_release_buffered_frames(struct ieee80211_hw *hw, 1463 struct ieee80211_sta *sta, 1464 u16 tids, int nframes, 1465 enum ieee80211_frame_release_type reason, 1466 bool more_data); 1467 bool mt76_has_tx_pending(struct mt76_phy *phy); 1468 int mt76_update_channel(struct mt76_phy *phy); 1469 void mt76_update_survey(struct mt76_phy *phy); 1470 void mt76_update_survey_active_time(struct mt76_phy *phy, ktime_t time); 1471 int mt76_get_survey(struct ieee80211_hw *hw, int idx, 1472 struct survey_info *survey); 1473 int mt76_rx_signal(u8 chain_mask, s8 *chain_signal); 1474 void mt76_set_stream_caps(struct mt76_phy *phy, bool vht); 1475 1476 int mt76_rx_aggr_start(struct mt76_dev *dev, struct mt76_wcid *wcid, u8 tid, 1477 u16 ssn, u16 size); 1478 void mt76_rx_aggr_stop(struct mt76_dev *dev, struct mt76_wcid *wcid, u8 tid); 1479 1480 void mt76_wcid_key_setup(struct mt76_dev *dev, struct mt76_wcid *wcid, 1481 struct ieee80211_key_conf *key); 1482 1483 void mt76_tx_status_lock(struct mt76_dev *dev, struct sk_buff_head *list) 1484 __acquires(&dev->status_lock); 1485 void mt76_tx_status_unlock(struct mt76_dev *dev, struct sk_buff_head *list) 1486 __releases(&dev->status_lock); 1487 1488 int mt76_tx_status_skb_add(struct mt76_dev *dev, struct mt76_wcid *wcid, 1489 struct sk_buff *skb); 1490 struct sk_buff *mt76_tx_status_skb_get(struct mt76_dev *dev, 1491 struct mt76_wcid *wcid, int pktid, 1492 struct sk_buff_head *list); 1493 void mt76_tx_status_skb_done(struct mt76_dev *dev, struct sk_buff *skb, 1494 struct sk_buff_head *list); 1495 void __mt76_tx_complete_skb(struct mt76_dev *dev, u16 wcid, struct sk_buff *skb, 1496 struct list_head *free_list); 1497 static inline void 1498 mt76_tx_complete_skb(struct mt76_dev *dev, u16 wcid, struct sk_buff *skb) 1499 { 1500 __mt76_tx_complete_skb(dev, wcid, skb, NULL); 1501 } 1502 1503 void mt76_tx_status_check(struct mt76_dev *dev, bool flush); 1504 int mt76_sta_state(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1505 struct ieee80211_sta *sta, 1506 enum ieee80211_sta_state old_state, 1507 enum ieee80211_sta_state new_state); 1508 void __mt76_sta_remove(struct mt76_phy *phy, struct ieee80211_vif *vif, 1509 struct ieee80211_sta *sta); 1510 void mt76_sta_pre_rcu_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1511 struct ieee80211_sta *sta); 1512 1513 int mt76_get_min_avg_rssi(struct mt76_dev *dev, u8 phy_idx); 1514 1515 s8 mt76_get_power_bound(struct mt76_phy *phy, s8 txpower); 1516 1517 int mt76_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1518 unsigned int link_id, int *dbm); 1519 int mt76_init_sar_power(struct ieee80211_hw *hw, 1520 const struct cfg80211_sar_specs *sar); 1521 int mt76_get_sar_power(struct mt76_phy *phy, 1522 struct ieee80211_channel *chan, 1523 int power); 1524 1525 void mt76_csa_check(struct mt76_dev *dev); 1526 void mt76_csa_finish(struct mt76_dev *dev); 1527 1528 int mt76_get_antenna(struct ieee80211_hw *hw, int radio_idx, u32 *tx_ant, 1529 u32 *rx_ant); 1530 int mt76_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, bool set); 1531 void mt76_insert_ccmp_hdr(struct sk_buff *skb, u8 key_id); 1532 int mt76_get_rate(struct mt76_dev *dev, 1533 struct ieee80211_supported_band *sband, 1534 int idx, bool cck); 1535 int mt76_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1536 struct ieee80211_scan_request *hw_req); 1537 void mt76_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif); 1538 void mt76_sw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1539 const u8 *mac); 1540 void mt76_sw_scan_complete(struct ieee80211_hw *hw, 1541 struct ieee80211_vif *vif); 1542 enum mt76_dfs_state mt76_phy_dfs_state(struct mt76_phy *phy); 1543 int mt76_add_chanctx(struct ieee80211_hw *hw, 1544 struct ieee80211_chanctx_conf *conf); 1545 void mt76_remove_chanctx(struct ieee80211_hw *hw, 1546 struct ieee80211_chanctx_conf *conf); 1547 void mt76_change_chanctx(struct ieee80211_hw *hw, 1548 struct ieee80211_chanctx_conf *conf, 1549 u32 changed); 1550 int mt76_assign_vif_chanctx(struct ieee80211_hw *hw, 1551 struct ieee80211_vif *vif, 1552 struct ieee80211_bss_conf *link_conf, 1553 struct ieee80211_chanctx_conf *conf); 1554 void mt76_unassign_vif_chanctx(struct ieee80211_hw *hw, 1555 struct ieee80211_vif *vif, 1556 struct ieee80211_bss_conf *link_conf, 1557 struct ieee80211_chanctx_conf *conf); 1558 int mt76_switch_vif_chanctx(struct ieee80211_hw *hw, 1559 struct ieee80211_vif_chanctx_switch *vifs, 1560 int n_vifs, 1561 enum ieee80211_chanctx_switch_mode mode); 1562 int mt76_remain_on_channel(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1563 struct ieee80211_channel *chan, int duration, 1564 enum ieee80211_roc_type type); 1565 int mt76_cancel_remain_on_channel(struct ieee80211_hw *hw, 1566 struct ieee80211_vif *vif); 1567 int mt76_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1568 void *data, int len); 1569 int mt76_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *skb, 1570 struct netlink_callback *cb, void *data, int len); 1571 int mt76_testmode_set_state(struct mt76_phy *phy, enum mt76_testmode_state state); 1572 int mt76_testmode_alloc_skb(struct mt76_phy *phy, u32 len); 1573 1574 static inline void mt76_testmode_reset(struct mt76_phy *phy, bool disable) 1575 { 1576 #ifdef CONFIG_NL80211_TESTMODE 1577 enum mt76_testmode_state state = MT76_TM_STATE_IDLE; 1578 1579 if (disable || phy->test.state == MT76_TM_STATE_OFF) 1580 state = MT76_TM_STATE_OFF; 1581 1582 mt76_testmode_set_state(phy, state); 1583 #endif 1584 } 1585 1586 1587 /* internal */ 1588 static inline struct ieee80211_hw * 1589 mt76_tx_status_get_hw(struct mt76_dev *dev, struct sk_buff *skb) 1590 { 1591 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); 1592 u8 phy_idx = (info->hw_queue & MT_TX_HW_QUEUE_PHY) >> 2; 1593 struct ieee80211_hw *hw = mt76_phy_hw(dev, phy_idx); 1594 1595 info->hw_queue &= ~MT_TX_HW_QUEUE_PHY; 1596 1597 return hw; 1598 } 1599 1600 void mt76_put_txwi(struct mt76_dev *dev, struct mt76_txwi_cache *t); 1601 void mt76_put_rxwi(struct mt76_dev *dev, struct mt76_txwi_cache *t); 1602 struct mt76_txwi_cache *mt76_get_rxwi(struct mt76_dev *dev); 1603 void mt76_free_pending_rxwi(struct mt76_dev *dev); 1604 void mt76_rx_complete(struct mt76_dev *dev, struct sk_buff_head *frames, 1605 struct napi_struct *napi); 1606 void mt76_rx_poll_complete(struct mt76_dev *dev, enum mt76_rxq_id q, 1607 struct napi_struct *napi); 1608 void mt76_rx_aggr_reorder(struct sk_buff *skb, struct sk_buff_head *frames); 1609 void mt76_testmode_tx_pending(struct mt76_phy *phy); 1610 void mt76_queue_tx_complete(struct mt76_dev *dev, struct mt76_queue *q, 1611 struct mt76_queue_entry *e); 1612 int __mt76_set_channel(struct mt76_phy *phy, struct cfg80211_chan_def *chandef, 1613 bool offchannel); 1614 int mt76_set_channel(struct mt76_phy *phy, struct cfg80211_chan_def *chandef, 1615 bool offchannel); 1616 void mt76_scan_work(struct work_struct *work); 1617 void mt76_abort_scan(struct mt76_dev *dev); 1618 void mt76_roc_complete_work(struct work_struct *work); 1619 void mt76_abort_roc(struct mt76_phy *phy); 1620 struct mt76_vif_link *mt76_get_vif_phy_link(struct mt76_phy *phy, 1621 struct ieee80211_vif *vif); 1622 void mt76_put_vif_phy_link(struct mt76_phy *phy, struct ieee80211_vif *vif, 1623 struct mt76_vif_link *mlink); 1624 1625 /* usb */ 1626 static inline bool mt76u_urb_error(struct urb *urb) 1627 { 1628 return urb->status && 1629 urb->status != -ECONNRESET && 1630 urb->status != -ESHUTDOWN && 1631 urb->status != -ENOENT; 1632 } 1633 1634 static inline int 1635 mt76u_bulk_msg(struct mt76_dev *dev, void *data, int len, int *actual_len, 1636 int timeout, int ep) 1637 { 1638 struct usb_interface *uintf = to_usb_interface(dev->dev); 1639 struct usb_device *udev = interface_to_usbdev(uintf); 1640 struct mt76_usb *usb = &dev->usb; 1641 unsigned int pipe; 1642 1643 if (actual_len) 1644 pipe = usb_rcvbulkpipe(udev, usb->in_ep[ep]); 1645 else 1646 pipe = usb_sndbulkpipe(udev, usb->out_ep[ep]); 1647 1648 return usb_bulk_msg(udev, pipe, data, len, actual_len, timeout); 1649 } 1650 1651 void mt76_ethtool_page_pool_stats(struct mt76_dev *dev, u64 *data, int *index); 1652 void mt76_ethtool_worker(struct mt76_ethtool_worker_info *wi, 1653 struct mt76_sta_stats *stats, bool eht); 1654 int mt76_skb_adjust_pad(struct sk_buff *skb, int pad); 1655 int __mt76u_vendor_request(struct mt76_dev *dev, u8 req, u8 req_type, 1656 u16 val, u16 offset, void *buf, size_t len); 1657 int mt76u_vendor_request(struct mt76_dev *dev, u8 req, 1658 u8 req_type, u16 val, u16 offset, 1659 void *buf, size_t len); 1660 void mt76u_single_wr(struct mt76_dev *dev, const u8 req, 1661 const u16 offset, const u32 val); 1662 void mt76u_read_copy(struct mt76_dev *dev, u32 offset, 1663 void *data, int len); 1664 u32 ___mt76u_rr(struct mt76_dev *dev, u8 req, u8 req_type, u32 addr); 1665 void ___mt76u_wr(struct mt76_dev *dev, u8 req, u8 req_type, 1666 u32 addr, u32 val); 1667 int __mt76u_init(struct mt76_dev *dev, struct usb_interface *intf, 1668 struct mt76_bus_ops *ops); 1669 int mt76u_init(struct mt76_dev *dev, struct usb_interface *intf); 1670 int mt76u_alloc_mcu_queue(struct mt76_dev *dev); 1671 int mt76u_alloc_queues(struct mt76_dev *dev); 1672 void mt76u_stop_tx(struct mt76_dev *dev); 1673 void mt76u_stop_rx(struct mt76_dev *dev); 1674 int mt76u_resume_rx(struct mt76_dev *dev); 1675 void mt76u_queues_deinit(struct mt76_dev *dev); 1676 1677 int mt76s_init(struct mt76_dev *dev, struct sdio_func *func, 1678 const struct mt76_bus_ops *bus_ops); 1679 int mt76s_alloc_rx_queue(struct mt76_dev *dev, enum mt76_rxq_id qid); 1680 int mt76s_alloc_tx(struct mt76_dev *dev); 1681 void mt76s_deinit(struct mt76_dev *dev); 1682 void mt76s_sdio_irq(struct sdio_func *func); 1683 void mt76s_txrx_worker(struct mt76_sdio *sdio); 1684 bool mt76s_txqs_empty(struct mt76_dev *dev); 1685 int mt76s_hw_init(struct mt76_dev *dev, struct sdio_func *func, 1686 int hw_ver); 1687 u32 mt76s_rr(struct mt76_dev *dev, u32 offset); 1688 void mt76s_wr(struct mt76_dev *dev, u32 offset, u32 val); 1689 u32 mt76s_rmw(struct mt76_dev *dev, u32 offset, u32 mask, u32 val); 1690 u32 mt76s_read_pcr(struct mt76_dev *dev); 1691 void mt76s_write_copy(struct mt76_dev *dev, u32 offset, 1692 const void *data, int len); 1693 void mt76s_read_copy(struct mt76_dev *dev, u32 offset, 1694 void *data, int len); 1695 int mt76s_wr_rp(struct mt76_dev *dev, u32 base, 1696 const struct mt76_reg_pair *data, 1697 int len); 1698 int mt76s_rd_rp(struct mt76_dev *dev, u32 base, 1699 struct mt76_reg_pair *data, int len); 1700 1701 struct sk_buff * 1702 __mt76_mcu_msg_alloc(struct mt76_dev *dev, const void *data, 1703 int len, int data_len, gfp_t gfp); 1704 static inline struct sk_buff * 1705 mt76_mcu_msg_alloc(struct mt76_dev *dev, const void *data, 1706 int data_len) 1707 { 1708 return __mt76_mcu_msg_alloc(dev, data, data_len, data_len, GFP_KERNEL); 1709 } 1710 1711 void mt76_mcu_rx_event(struct mt76_dev *dev, struct sk_buff *skb); 1712 struct sk_buff *mt76_mcu_get_response(struct mt76_dev *dev, 1713 unsigned long expires); 1714 int mt76_mcu_send_and_get_msg(struct mt76_dev *dev, int cmd, const void *data, 1715 int len, bool wait_resp, struct sk_buff **ret); 1716 int mt76_mcu_skb_send_and_get_msg(struct mt76_dev *dev, struct sk_buff *skb, 1717 int cmd, bool wait_resp, struct sk_buff **ret); 1718 int __mt76_mcu_send_firmware(struct mt76_dev *dev, int cmd, const void *data, 1719 int len, int max_len); 1720 static inline int 1721 mt76_mcu_send_firmware(struct mt76_dev *dev, int cmd, const void *data, 1722 int len) 1723 { 1724 int max_len = 4096 - dev->mcu_ops->headroom; 1725 1726 return __mt76_mcu_send_firmware(dev, cmd, data, len, max_len); 1727 } 1728 1729 static inline int 1730 mt76_mcu_send_msg(struct mt76_dev *dev, int cmd, const void *data, int len, 1731 bool wait_resp) 1732 { 1733 return mt76_mcu_send_and_get_msg(dev, cmd, data, len, wait_resp, NULL); 1734 } 1735 1736 static inline int 1737 mt76_mcu_skb_send_msg(struct mt76_dev *dev, struct sk_buff *skb, int cmd, 1738 bool wait_resp) 1739 { 1740 return mt76_mcu_skb_send_and_get_msg(dev, skb, cmd, wait_resp, NULL); 1741 } 1742 1743 void mt76_set_irq_mask(struct mt76_dev *dev, u32 addr, u32 clear, u32 set); 1744 1745 struct device_node * 1746 mt76_find_power_limits_node(struct mt76_dev *dev); 1747 struct device_node * 1748 mt76_find_channel_node(struct device_node *np, struct ieee80211_channel *chan); 1749 1750 s8 mt76_get_rate_power_limits(struct mt76_phy *phy, 1751 struct ieee80211_channel *chan, 1752 struct mt76_power_limits *dest, 1753 s8 target_power); 1754 1755 static inline bool mt76_queue_is_rx(struct mt76_dev *dev, struct mt76_queue *q) 1756 { 1757 int i; 1758 1759 for (i = 0; i < ARRAY_SIZE(dev->q_rx); i++) { 1760 if (q == &dev->q_rx[i]) 1761 return true; 1762 } 1763 1764 return false; 1765 } 1766 1767 static inline bool mt76_queue_is_wed_tx_free(struct mt76_queue *q) 1768 { 1769 return (q->flags & MT_QFLAG_WED) && 1770 FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_Q_TXFREE; 1771 } 1772 1773 static inline bool mt76_queue_is_wed_rro(struct mt76_queue *q) 1774 { 1775 return q->flags & MT_QFLAG_WED_RRO; 1776 } 1777 1778 static inline bool mt76_queue_is_wed_rro_ind(struct mt76_queue *q) 1779 { 1780 return mt76_queue_is_wed_rro(q) && 1781 FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_RRO_Q_IND; 1782 } 1783 1784 static inline bool mt76_queue_is_wed_rro_data(struct mt76_queue *q) 1785 { 1786 return mt76_queue_is_wed_rro(q) && 1787 (FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_RRO_Q_DATA || 1788 FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_RRO_Q_MSDU_PG); 1789 } 1790 1791 static inline bool mt76_queue_is_wed_rx(struct mt76_queue *q) 1792 { 1793 if (!(q->flags & MT_QFLAG_WED)) 1794 return false; 1795 1796 return FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_Q_RX || 1797 mt76_queue_is_wed_rro_ind(q) || mt76_queue_is_wed_rro_data(q); 1798 1799 } 1800 1801 struct mt76_txwi_cache * 1802 mt76_token_release(struct mt76_dev *dev, int token, bool *wake); 1803 int mt76_token_consume(struct mt76_dev *dev, struct mt76_txwi_cache **ptxwi); 1804 void __mt76_set_tx_blocked(struct mt76_dev *dev, bool blocked); 1805 struct mt76_txwi_cache *mt76_rx_token_release(struct mt76_dev *dev, int token); 1806 int mt76_rx_token_consume(struct mt76_dev *dev, void *ptr, 1807 struct mt76_txwi_cache *r, dma_addr_t phys); 1808 int mt76_create_page_pool(struct mt76_dev *dev, struct mt76_queue *q); 1809 static inline void mt76_put_page_pool_buf(void *buf, bool allow_direct) 1810 { 1811 struct page *page = virt_to_head_page(buf); 1812 1813 page_pool_put_full_page(pp_page_to_nmdesc(page)->pp, page, 1814 allow_direct); 1815 } 1816 1817 static inline void * 1818 mt76_get_page_pool_buf(struct mt76_queue *q, u32 *offset, u32 size) 1819 { 1820 struct page *page; 1821 1822 page = page_pool_dev_alloc_frag(q->page_pool, offset, size); 1823 if (!page) 1824 return NULL; 1825 1826 return page_address(page) + *offset; 1827 } 1828 1829 static inline void mt76_set_tx_blocked(struct mt76_dev *dev, bool blocked) 1830 { 1831 spin_lock_bh(&dev->token_lock); 1832 __mt76_set_tx_blocked(dev, blocked); 1833 spin_unlock_bh(&dev->token_lock); 1834 } 1835 1836 static inline int 1837 mt76_token_get(struct mt76_dev *dev, struct mt76_txwi_cache **ptxwi) 1838 { 1839 int token; 1840 1841 spin_lock_bh(&dev->token_lock); 1842 token = idr_alloc(&dev->token, *ptxwi, 0, dev->token_size, GFP_ATOMIC); 1843 spin_unlock_bh(&dev->token_lock); 1844 1845 return token; 1846 } 1847 1848 static inline struct mt76_txwi_cache * 1849 mt76_token_put(struct mt76_dev *dev, int token) 1850 { 1851 struct mt76_txwi_cache *txwi; 1852 1853 spin_lock_bh(&dev->token_lock); 1854 txwi = idr_remove(&dev->token, token); 1855 spin_unlock_bh(&dev->token_lock); 1856 1857 return txwi; 1858 } 1859 1860 void mt76_wcid_init(struct mt76_wcid *wcid, u8 band_idx); 1861 void mt76_wcid_cleanup(struct mt76_dev *dev, struct mt76_wcid *wcid); 1862 void mt76_wcid_add_poll(struct mt76_dev *dev, struct mt76_wcid *wcid); 1863 1864 static inline void 1865 mt76_vif_init(struct ieee80211_vif *vif, struct mt76_vif_data *mvif) 1866 { 1867 struct mt76_vif_link *mlink = (struct mt76_vif_link *)vif->drv_priv; 1868 1869 mlink->mvif = mvif; 1870 rcu_assign_pointer(mvif->link[0], mlink); 1871 } 1872 1873 void mt76_vif_cleanup(struct mt76_dev *dev, struct ieee80211_vif *vif); 1874 1875 static inline struct mt76_vif_link * 1876 mt76_vif_link(struct mt76_dev *dev, struct ieee80211_vif *vif, int link_id) 1877 { 1878 struct mt76_vif_link *mlink = (struct mt76_vif_link *)vif->drv_priv; 1879 struct mt76_vif_data *mvif = mlink->mvif; 1880 1881 if (!link_id) 1882 return mlink; 1883 1884 return mt76_dereference(mvif->link[link_id], dev); 1885 } 1886 1887 static inline struct mt76_vif_link * 1888 mt76_vif_conf_link(struct mt76_dev *dev, struct ieee80211_vif *vif, 1889 struct ieee80211_bss_conf *link_conf) 1890 { 1891 struct mt76_vif_link *mlink = (struct mt76_vif_link *)vif->drv_priv; 1892 struct mt76_vif_data *mvif = mlink->mvif; 1893 1894 if (link_conf == &vif->bss_conf || !link_conf->link_id) 1895 return mlink; 1896 1897 return mt76_dereference(mvif->link[link_conf->link_id], dev); 1898 } 1899 1900 static inline struct mt76_phy * 1901 mt76_vif_link_phy(struct mt76_vif_link *mlink) 1902 { 1903 struct mt76_chanctx *ctx; 1904 1905 if (!mlink->ctx) 1906 return NULL; 1907 1908 ctx = (struct mt76_chanctx *)mlink->ctx->drv_priv; 1909 1910 return ctx->phy; 1911 } 1912 1913 #endif 1914