xref: /freebsd/sys/contrib/dev/mediatek/mt76/mt76.h (revision b1bebaaba9b9c0ddfe503c43ca8e9e3917ee2c57)
1 /* SPDX-License-Identifier: BSD-3-Clause-Clear */
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/airoha/airoha_offload.h>
17 #include <linux/soc/mediatek/mtk_wed.h>
18 #if defined(__FreeBSD__)
19 #include <linux/wait.h>
20 #include <linux/bitfield.h>
21 #include <linux/debugfs.h>
22 #include <linux/pci.h>
23 #include <linux/interrupt.h>
24 #endif
25 #include <net/mac80211.h>
26 #include <net/page_pool/helpers.h>
27 #include "util.h"
28 #include "testmode.h"
29 
30 #define MT_MCU_RING_SIZE	32
31 #define MT_RX_BUF_SIZE		2048
32 #define MT_SKB_HEAD_LEN		256
33 
34 #define MT_MAX_NON_AQL_PKT	16
35 #define MT_TXQ_FREE_THR		32
36 
37 #define MT76_TOKEN_FREE_THR	64
38 
39 #define MT_QFLAG_WED_RING	GENMASK(1, 0)
40 #define MT_QFLAG_WED_TYPE	GENMASK(4, 2)
41 #define MT_QFLAG_WED		BIT(5)
42 #define MT_QFLAG_WED_RRO	BIT(6)
43 #define MT_QFLAG_WED_RRO_EN	BIT(7)
44 #define MT_QFLAG_EMI_EN		BIT(8)
45 #define MT_QFLAG_NPU		BIT(9)
46 
47 #define __MT_WED_Q(_type, _n)	(MT_QFLAG_WED | \
48 				 FIELD_PREP(MT_QFLAG_WED_TYPE, _type) | \
49 				 FIELD_PREP(MT_QFLAG_WED_RING, _n))
50 #define __MT_WED_RRO_Q(_type, _n)	(MT_QFLAG_WED_RRO | __MT_WED_Q(_type, _n))
51 
52 #define MT_WED_Q_TX(_n)		__MT_WED_Q(MT76_WED_Q_TX, _n)
53 #define MT_WED_Q_RX(_n)		__MT_WED_Q(MT76_WED_Q_RX, _n)
54 #define MT_WED_Q_TXFREE		__MT_WED_Q(MT76_WED_Q_TXFREE, 0)
55 #define MT_WED_RRO_Q_DATA(_n)	__MT_WED_RRO_Q(MT76_WED_RRO_Q_DATA, _n)
56 #define MT_WED_RRO_Q_MSDU_PG(_n)	__MT_WED_RRO_Q(MT76_WED_RRO_Q_MSDU_PG, _n)
57 #define MT_WED_RRO_Q_IND	__MT_WED_RRO_Q(MT76_WED_RRO_Q_IND, 0)
58 #define MT_WED_RRO_Q_RXDMAD_C	__MT_WED_RRO_Q(MT76_WED_RRO_Q_RXDMAD_C, 0)
59 
60 #define __MT_NPU_Q(_type, _n)	(MT_QFLAG_NPU | \
61 				 FIELD_PREP(MT_QFLAG_WED_TYPE, _type) | \
62 				 FIELD_PREP(MT_QFLAG_WED_RING, _n))
63 #define MT_NPU_Q_TX(_n)		__MT_NPU_Q(MT76_WED_Q_TX, _n)
64 #define MT_NPU_Q_RX(_n)		__MT_NPU_Q(MT76_WED_Q_RX, _n)
65 
66 struct mt76_dev;
67 struct mt76_phy;
68 struct mt76_wcid;
69 struct mt76s_intr;
70 struct mt76_chanctx;
71 struct mt76_vif_link;
72 
73 struct mt76_reg_pair {
74 	u32 reg;
75 	u32 value;
76 };
77 
78 enum mt76_bus_type {
79 	MT76_BUS_MMIO,
80 	MT76_BUS_USB,
81 	MT76_BUS_SDIO,
82 };
83 
84 enum mt76_wed_type {
85 	MT76_WED_Q_TX,
86 	MT76_WED_Q_TXFREE,
87 	MT76_WED_Q_RX,
88 	MT76_WED_RRO_Q_DATA,
89 	MT76_WED_RRO_Q_MSDU_PG,
90 	MT76_WED_RRO_Q_IND,
91 	MT76_WED_RRO_Q_RXDMAD_C,
92 };
93 
94 enum mt76_hwrro_mode {
95 	MT76_HWRRO_OFF,
96 	MT76_HWRRO_V3,
97 	MT76_HWRRO_V3_1,
98 };
99 
100 struct mt76_bus_ops {
101 	u32 (*rr)(struct mt76_dev *dev, u32 offset);
102 	void (*wr)(struct mt76_dev *dev, u32 offset, u32 val);
103 	u32 (*rmw)(struct mt76_dev *dev, u32 offset, u32 mask, u32 val);
104 	void (*write_copy)(struct mt76_dev *dev, u32 offset, const void *data,
105 			   int len);
106 	void (*read_copy)(struct mt76_dev *dev, u32 offset, void *data,
107 			  int len);
108 	int (*wr_rp)(struct mt76_dev *dev, u32 base,
109 		     const struct mt76_reg_pair *rp, int len);
110 	int (*rd_rp)(struct mt76_dev *dev, u32 base,
111 		     struct mt76_reg_pair *rp, int len);
112 	enum mt76_bus_type type;
113 };
114 
115 #define mt76_is_usb(dev) ((dev)->bus->type == MT76_BUS_USB)
116 #define mt76_is_mmio(dev) ((dev)->bus->type == MT76_BUS_MMIO)
117 #define mt76_is_sdio(dev) ((dev)->bus->type == MT76_BUS_SDIO)
118 
119 enum mt76_txq_id {
120 	MT_TXQ_VO = IEEE80211_AC_VO,
121 	MT_TXQ_VI = IEEE80211_AC_VI,
122 	MT_TXQ_BE = IEEE80211_AC_BE,
123 	MT_TXQ_BK = IEEE80211_AC_BK,
124 	MT_TXQ_PSD,
125 	MT_TXQ_BEACON,
126 	MT_TXQ_CAB,
127 	__MT_TXQ_MAX
128 };
129 
130 enum mt76_mcuq_id {
131 	MT_MCUQ_WM,
132 	MT_MCUQ_WA,
133 	MT_MCUQ_FWDL,
134 	__MT_MCUQ_MAX
135 };
136 
137 enum mt76_rxq_id {
138 	MT_RXQ_MAIN,
139 	MT_RXQ_MCU,
140 	MT_RXQ_MCU_WA,
141 	MT_RXQ_BAND1,
142 	MT_RXQ_BAND1_WA,
143 	MT_RXQ_MAIN_WA,
144 	MT_RXQ_BAND2,
145 	MT_RXQ_BAND2_WA,
146 	MT_RXQ_RRO_BAND0,
147 	MT_RXQ_RRO_BAND1,
148 	MT_RXQ_RRO_BAND2,
149 	MT_RXQ_MSDU_PAGE_BAND0,
150 	MT_RXQ_MSDU_PAGE_BAND1,
151 	MT_RXQ_MSDU_PAGE_BAND2,
152 	MT_RXQ_TXFREE_BAND0,
153 	MT_RXQ_TXFREE_BAND1,
154 	MT_RXQ_TXFREE_BAND2,
155 	MT_RXQ_RRO_IND,
156 	MT_RXQ_RRO_RXDMAD_C,
157 	MT_RXQ_NPU0,
158 	MT_RXQ_NPU1,
159 	__MT_RXQ_MAX
160 };
161 
162 enum mt76_band_id {
163 	MT_BAND0,
164 	MT_BAND1,
165 	MT_BAND2,
166 	__MT_MAX_BAND
167 };
168 
169 enum mt76_cipher_type {
170 	MT_CIPHER_NONE,
171 	MT_CIPHER_WEP40,
172 	MT_CIPHER_TKIP,
173 	MT_CIPHER_TKIP_NO_MIC,
174 	MT_CIPHER_AES_CCMP,
175 	MT_CIPHER_WEP104,
176 	MT_CIPHER_BIP_CMAC_128,
177 	MT_CIPHER_WEP128,
178 	MT_CIPHER_WAPI,
179 	MT_CIPHER_CCMP_CCX,
180 	MT_CIPHER_CCMP_256,
181 	MT_CIPHER_GCMP,
182 	MT_CIPHER_GCMP_256,
183 };
184 
185 enum mt76_dfs_state {
186 	MT_DFS_STATE_UNKNOWN,
187 	MT_DFS_STATE_DISABLED,
188 	MT_DFS_STATE_CAC,
189 	MT_DFS_STATE_ACTIVE,
190 };
191 
192 #define MT76_RNR_SCAN_MAX_BSSIDS       16
193 struct mt76_scan_rnr_param {
194 	u8 bssid[MT76_RNR_SCAN_MAX_BSSIDS][ETH_ALEN];
195 	u8 channel[MT76_RNR_SCAN_MAX_BSSIDS];
196 	u8 random_mac[ETH_ALEN];
197 	u8 seq_num;
198 	u8 bssid_num;
199 	u32 sreq_flag;
200 };
201 
202 struct mt76_queue_buf {
203 	dma_addr_t addr;
204 	u16 len:15,
205 	    skip_unmap:1;
206 };
207 
208 struct mt76_tx_info {
209 	struct mt76_queue_buf buf[32];
210 	struct sk_buff *skb;
211 	int nbuf;
212 	u32 info;
213 };
214 
215 struct mt76_queue_entry {
216 	union {
217 		void *buf;
218 		struct sk_buff *skb;
219 	};
220 	union {
221 		struct mt76_txwi_cache *txwi;
222 		struct urb *urb;
223 		int buf_sz;
224 	};
225 	dma_addr_t dma_addr[2];
226 	u16 dma_len[2];
227 	u16 wcid;
228 	bool skip_buf0:1;
229 	bool skip_buf1:1;
230 	bool done:1;
231 };
232 
233 struct mt76_queue_regs {
234 	u32 desc_base;
235 	u32 ring_size;
236 	u32 cpu_idx;
237 	u32 dma_idx;
238 } __packed __aligned(4);
239 
240 struct mt76_queue {
241 	struct mt76_queue_regs __iomem *regs;
242 
243 	spinlock_t lock;
244 	spinlock_t cleanup_lock;
245 	struct mt76_queue_entry *entry;
246 	struct mt76_rro_desc *rro_desc;
247 	struct mt76_desc *desc;
248 
249 	u16 first;
250 	u16 head;
251 	u16 tail;
252 	u8 hw_idx;
253 	u8 ep;
254 	int ndesc;
255 	int queued;
256 	int buf_size;
257 	bool stopped;
258 	bool blocked;
259 
260 	u8 buf_offset;
261 	u16 flags;
262 	u8 magic_cnt;
263 
264 	__le16 *emi_cpu_idx;
265 
266 	struct mtk_wed_device *wed;
267 	struct mt76_dev *dev;
268 	u32 wed_regs;
269 
270 	dma_addr_t desc_dma;
271 	struct sk_buff *rx_head;
272 	struct page_pool *page_pool;
273 };
274 
275 struct mt76_mcu_ops {
276 	unsigned int max_retry;
277 	u32 headroom;
278 	u32 tailroom;
279 
280 	int (*mcu_send_msg)(struct mt76_dev *dev, int cmd, const void *data,
281 			    int len, bool wait_resp);
282 	int (*mcu_skb_prepare_msg)(struct mt76_dev *dev, struct sk_buff *skb,
283 				   int cmd, int *seq);
284 	int (*mcu_skb_send_msg)(struct mt76_dev *dev, struct sk_buff *skb,
285 				int cmd, int *seq);
286 	int (*mcu_parse_response)(struct mt76_dev *dev, int cmd,
287 				  struct sk_buff *skb, int seq);
288 	u32 (*mcu_rr)(struct mt76_dev *dev, u32 offset);
289 	void (*mcu_wr)(struct mt76_dev *dev, u32 offset, u32 val);
290 	int (*mcu_wr_rp)(struct mt76_dev *dev, u32 base,
291 			 const struct mt76_reg_pair *rp, int len);
292 	int (*mcu_rd_rp)(struct mt76_dev *dev, u32 base,
293 			 struct mt76_reg_pair *rp, int len);
294 	int (*mcu_restart)(struct mt76_dev *dev);
295 };
296 
297 struct mt76_queue_ops {
298 	int (*init)(struct mt76_dev *dev,
299 		    int (*poll)(struct napi_struct *napi, int budget));
300 
301 	int (*alloc)(struct mt76_dev *dev, struct mt76_queue *q,
302 		     int idx, int n_desc, int bufsize,
303 		     u32 ring_base);
304 
305 	int (*tx_queue_skb)(struct mt76_phy *phy, struct mt76_queue *q,
306 			    enum mt76_txq_id qid, struct sk_buff *skb,
307 			    struct mt76_wcid *wcid, struct ieee80211_sta *sta);
308 
309 	int (*tx_queue_skb_raw)(struct mt76_dev *dev, struct mt76_queue *q,
310 				struct sk_buff *skb, u32 tx_info);
311 
312 	void *(*dequeue)(struct mt76_dev *dev, struct mt76_queue *q, bool flush,
313 			 int *len, u32 *info, bool *more);
314 
315 	void (*rx_reset)(struct mt76_dev *dev, enum mt76_rxq_id qid);
316 
317 	void (*tx_cleanup)(struct mt76_dev *dev, struct mt76_queue *q,
318 			   bool flush);
319 
320 	void (*rx_queue_init)(struct mt76_dev *dev, enum mt76_rxq_id qid,
321 			      int (*poll)(struct napi_struct *napi, int budget));
322 
323 	void (*rx_cleanup)(struct mt76_dev *dev, struct mt76_queue *q);
324 
325 	void (*kick)(struct mt76_dev *dev, struct mt76_queue *q);
326 
327 	void (*reset_q)(struct mt76_dev *dev, struct mt76_queue *q,
328 			bool reset_idx);
329 };
330 
331 enum mt76_phy_type {
332 	MT_PHY_TYPE_CCK,
333 	MT_PHY_TYPE_OFDM,
334 	MT_PHY_TYPE_HT,
335 	MT_PHY_TYPE_HT_GF,
336 	MT_PHY_TYPE_VHT,
337 	MT_PHY_TYPE_HE_SU = 8,
338 	MT_PHY_TYPE_HE_EXT_SU,
339 	MT_PHY_TYPE_HE_TB,
340 	MT_PHY_TYPE_HE_MU,
341 	MT_PHY_TYPE_EHT_SU = 13,
342 	MT_PHY_TYPE_EHT_TRIG,
343 	MT_PHY_TYPE_EHT_MU,
344 	__MT_PHY_TYPE_MAX,
345 };
346 
347 struct mt76_sta_stats {
348 	u64 tx_mode[__MT_PHY_TYPE_MAX];
349 	u64 tx_bw[5];		/* 20, 40, 80, 160, 320 */
350 	u64 tx_nss[4];		/* 1, 2, 3, 4 */
351 	u64 tx_mcs[16];		/* mcs idx */
352 	u64 tx_bytes;
353 	/* WED TX */
354 	u32 tx_packets;		/* unit: MSDU */
355 	u32 tx_retries;
356 	u32 tx_failed;
357 	/* WED RX */
358 	u64 rx_bytes;
359 	u32 rx_packets;
360 	u32 rx_errors;
361 	u32 rx_drops;
362 };
363 
364 enum mt76_wcid_flags {
365 	MT_WCID_FLAG_CHECK_PS,
366 	MT_WCID_FLAG_PS,
367 	MT_WCID_FLAG_4ADDR,
368 	MT_WCID_FLAG_HDR_TRANS,
369 };
370 
371 #define MT76_N_WCIDS 1088
372 
373 /* stored in ieee80211_tx_info::hw_queue */
374 #define MT_TX_HW_QUEUE_PHY		GENMASK(3, 2)
375 
376 DECLARE_EWMA(signal, 10, 8);
377 
378 #define MT_WCID_TX_INFO_RATE		GENMASK(15, 0)
379 #define MT_WCID_TX_INFO_NSS		GENMASK(17, 16)
380 #define MT_WCID_TX_INFO_TXPWR_ADJ	GENMASK(25, 18)
381 #define MT_WCID_TX_INFO_SET		BIT(31)
382 
383 struct mt76_wcid {
384 	struct mt76_rx_tid __rcu *aggr[IEEE80211_NUM_TIDS];
385 
386 	atomic_t non_aql_packets;
387 	unsigned long flags;
388 
389 	struct ewma_signal rssi;
390 	int inactive_count;
391 
392 	struct rate_info rate;
393 	unsigned long ampdu_state;
394 
395 	u16 idx;
396 	u8 hw_key_idx;
397 	u8 hw_key_idx2;
398 
399 	u8 offchannel:1;
400 	u8 sta:1;
401 	u8 sta_disabled:1;
402 	u8 amsdu:1;
403 	u8 phy_idx:2;
404 	u8 link_id:4;
405 	bool link_valid;
406 
407 	u8 rx_check_pn;
408 	u8 rx_key_pn[IEEE80211_NUM_TIDS + 1][6];
409 	u16 cipher;
410 
411 	u32 tx_info;
412 	bool sw_iv;
413 
414 	struct list_head tx_list;
415 	struct sk_buff_head tx_pending;
416 	struct sk_buff_head tx_offchannel;
417 
418 	struct list_head list;
419 	struct idr pktid;
420 
421 	struct mt76_sta_stats stats;
422 
423 	struct list_head poll_list;
424 
425 	struct mt76_wcid *def_wcid;
426 };
427 
428 struct mt76_txq {
429 	u16 wcid;
430 
431 	u16 agg_ssn;
432 	bool send_bar;
433 	bool aggr;
434 };
435 
436 /* data0 */
437 #define RRO_IND_DATA0_IND_REASON_MASK	GENMASK(31, 28)
438 #define RRO_IND_DATA0_START_SEQ_MASK	GENMASK(27, 16)
439 #define RRO_IND_DATA0_SEQ_ID_MASK	GENMASK(11, 0)
440 /* data1 */
441 #define RRO_IND_DATA1_MAGIC_CNT_MASK	GENMASK(31, 29)
442 #define RRO_IND_DATA1_IND_COUNT_MASK	GENMASK(12, 0)
443 struct mt76_wed_rro_ind {
444 	__le32 data0;
445 	__le32 data1;
446 };
447 
448 struct mt76_txwi_cache {
449 	struct list_head list;
450 	dma_addr_t dma_addr;
451 
452 	union {
453 		struct sk_buff *skb;
454 		void *ptr;
455 	};
456 
457 	u8 qid;
458 };
459 
460 struct mt76_rx_tid {
461 	struct rcu_head rcu_head;
462 
463 	struct mt76_dev *dev;
464 
465 	spinlock_t lock;
466 	struct delayed_work reorder_work;
467 
468 	u16 id;
469 	u16 head;
470 	u16 size;
471 	u16 nframes;
472 
473 	u8 num;
474 
475 	u8 started:1, stopped:1, timer_pending:1;
476 
477 	struct sk_buff *reorder_buf[] __counted_by(size);
478 };
479 
480 #define MT_TX_CB_DMA_DONE		BIT(0)
481 #define MT_TX_CB_TXS_DONE		BIT(1)
482 #define MT_TX_CB_TXS_FAILED		BIT(2)
483 
484 #define MT_PACKET_ID_MASK		GENMASK(6, 0)
485 #define MT_PACKET_ID_NO_ACK		0
486 #define MT_PACKET_ID_NO_SKB		1
487 #define MT_PACKET_ID_WED		2
488 #define MT_PACKET_ID_FIRST		3
489 #define MT_PACKET_ID_HAS_RATE		BIT(7)
490 /* This is timer for when to give up when waiting for TXS callback,
491  * with starting time being the time at which the DMA_DONE callback
492  * was seen (so, we know packet was processed then, it should not take
493  * long after that for firmware to send the TXS callback if it is going
494  * to do so.)
495  */
496 #define MT_TX_STATUS_SKB_TIMEOUT	(HZ / 4)
497 
498 struct mt76_tx_cb {
499 	unsigned long jiffies;
500 	u16 wcid;
501 	u8 pktid;
502 	u8 flags;
503 };
504 
505 enum {
506 	MT76_STATE_INITIALIZED,
507 	MT76_STATE_REGISTERED,
508 	MT76_STATE_RUNNING,
509 	MT76_STATE_MCU_RUNNING,
510 	MT76_SCANNING,
511 	MT76_HW_SCANNING,
512 	MT76_HW_SCHED_SCANNING,
513 	MT76_RESTART,
514 	MT76_RESET,
515 	MT76_MCU_RESET,
516 	MT76_REMOVED,
517 	MT76_READING_STATS,
518 	MT76_STATE_POWER_OFF,
519 	MT76_STATE_SUSPEND,
520 	MT76_STATE_ROC,
521 	MT76_STATE_PM,
522 	MT76_STATE_WED_RESET,
523 };
524 
525 enum mt76_sta_event {
526 	MT76_STA_EVENT_ASSOC,
527 	MT76_STA_EVENT_AUTHORIZE,
528 	MT76_STA_EVENT_DISASSOC,
529 };
530 
531 struct mt76_hw_cap {
532 	bool has_2ghz;
533 	bool has_5ghz;
534 	bool has_6ghz;
535 };
536 
537 #define MT_DRV_TXWI_NO_FREE		BIT(0)
538 #define MT_DRV_TX_ALIGNED4_SKBS		BIT(1)
539 #define MT_DRV_SW_RX_AIRTIME		BIT(2)
540 #define MT_DRV_RX_DMA_HDR		BIT(3)
541 #define MT_DRV_HW_MGMT_TXQ		BIT(4)
542 #define MT_DRV_AMSDU_OFFLOAD		BIT(5)
543 #define MT_DRV_IGNORE_TXS_FAILED	BIT(6)
544 
545 struct mt76_driver_ops {
546 	u32 drv_flags;
547 	u32 survey_flags;
548 	u16 txwi_size;
549 	u16 token_size;
550 	u8 mcs_rates;
551 
552 	unsigned int link_data_size;
553 
554 	void (*update_survey)(struct mt76_phy *phy);
555 	int (*set_channel)(struct mt76_phy *phy);
556 
557 	int (*tx_prepare_skb)(struct mt76_dev *dev, void *txwi_ptr,
558 			      enum mt76_txq_id qid, struct mt76_wcid *wcid,
559 			      struct ieee80211_sta *sta,
560 			      struct mt76_tx_info *tx_info);
561 
562 	void (*tx_complete_skb)(struct mt76_dev *dev,
563 				struct mt76_queue_entry *e);
564 
565 	bool (*tx_status_data)(struct mt76_dev *dev, u8 *update);
566 
567 	bool (*rx_check)(struct mt76_dev *dev, void *data, int len);
568 
569 	void (*rx_skb)(struct mt76_dev *dev, enum mt76_rxq_id q,
570 		       struct sk_buff *skb, u32 *info);
571 
572 	void (*rx_poll_complete)(struct mt76_dev *dev, enum mt76_rxq_id q);
573 
574 	void (*rx_rro_ind_process)(struct mt76_dev *dev, void *data);
575 	int (*rx_rro_add_msdu_page)(struct mt76_dev *dev, struct mt76_queue *q,
576 				    dma_addr_t p, void *data);
577 
578 	void (*sta_ps)(struct mt76_dev *dev, struct ieee80211_sta *sta,
579 		       bool ps);
580 
581 	int (*sta_add)(struct mt76_dev *dev, struct ieee80211_vif *vif,
582 		       struct ieee80211_sta *sta);
583 
584 	int (*sta_event)(struct mt76_dev *dev, struct ieee80211_vif *vif,
585 			 struct ieee80211_sta *sta, enum mt76_sta_event ev);
586 
587 	void (*sta_remove)(struct mt76_dev *dev, struct ieee80211_vif *vif,
588 			   struct ieee80211_sta *sta);
589 
590 	int (*vif_link_add)(struct mt76_phy *phy, struct ieee80211_vif *vif,
591 			    struct ieee80211_bss_conf *link_conf,
592 			    struct mt76_vif_link *mlink);
593 
594 	void (*vif_link_remove)(struct mt76_phy *phy,
595 				struct ieee80211_vif *vif,
596 				struct ieee80211_bss_conf *link_conf,
597 				struct mt76_vif_link *mlink);
598 };
599 
600 struct mt76_channel_state {
601 	u64 cc_active;
602 	u64 cc_busy;
603 	u64 cc_rx;
604 	u64 cc_bss_rx;
605 	u64 cc_tx;
606 
607 	s8 noise;
608 };
609 
610 struct mt76_sband {
611 	struct ieee80211_supported_band sband;
612 	struct mt76_channel_state *chan;
613 };
614 
615 /* addr req mask */
616 #define MT_VEND_TYPE_EEPROM	BIT(31)
617 #define MT_VEND_TYPE_CFG	BIT(30)
618 #define MT_VEND_TYPE_MASK	(MT_VEND_TYPE_EEPROM | MT_VEND_TYPE_CFG)
619 
620 #define MT_VEND_ADDR(type, n)	(MT_VEND_TYPE_##type | (n))
621 enum mt_vendor_req {
622 	MT_VEND_DEV_MODE =	0x1,
623 	MT_VEND_WRITE =		0x2,
624 	MT_VEND_POWER_ON =	0x4,
625 	MT_VEND_MULTI_WRITE =	0x6,
626 	MT_VEND_MULTI_READ =	0x7,
627 	MT_VEND_READ_EEPROM =	0x9,
628 	MT_VEND_WRITE_FCE =	0x42,
629 	MT_VEND_WRITE_CFG =	0x46,
630 	MT_VEND_READ_CFG =	0x47,
631 	MT_VEND_READ_EXT =	0x63,
632 	MT_VEND_WRITE_EXT =	0x66,
633 	MT_VEND_FEATURE_SET =	0x91,
634 };
635 
636 enum mt76u_in_ep {
637 	MT_EP_IN_PKT_RX,
638 	MT_EP_IN_CMD_RESP,
639 	__MT_EP_IN_MAX,
640 };
641 
642 enum mt76u_out_ep {
643 	MT_EP_OUT_INBAND_CMD,
644 	MT_EP_OUT_AC_BE,
645 	MT_EP_OUT_AC_BK,
646 	MT_EP_OUT_AC_VI,
647 	MT_EP_OUT_AC_VO,
648 	MT_EP_OUT_HCCA,
649 	__MT_EP_OUT_MAX,
650 };
651 
652 struct mt76_mcu {
653 	struct mutex mutex;
654 	u32 msg_seq;
655 	int timeout;
656 
657 	struct sk_buff_head res_q;
658 	wait_queue_head_t wait;
659 };
660 
661 #define MT_TX_SG_MAX_SIZE	8
662 #define MT_RX_SG_MAX_SIZE	4
663 #define MT_NUM_TX_ENTRIES	256
664 #define MT_NUM_RX_ENTRIES	128
665 #define MCU_RESP_URB_SIZE	1024
666 struct mt76_usb {
667 	struct mutex usb_ctrl_mtx;
668 	u8 *data;
669 	u16 data_len;
670 
671 	struct mt76_worker status_worker;
672 	struct mt76_worker rx_worker;
673 
674 	struct work_struct stat_work;
675 
676 	u8 out_ep[__MT_EP_OUT_MAX];
677 	u8 in_ep[__MT_EP_IN_MAX];
678 	bool sg_en;
679 
680 	struct mt76u_mcu {
681 		u8 *data;
682 		/* multiple reads */
683 		struct mt76_reg_pair *rp;
684 		int rp_len;
685 		u32 base;
686 	} mcu;
687 };
688 
689 #define MT76S_XMIT_BUF_SZ	0x3fe00
690 #define MT76S_NUM_TX_ENTRIES	256
691 #define MT76S_NUM_RX_ENTRIES	512
692 struct mt76_sdio {
693 	struct mt76_worker txrx_worker;
694 	struct mt76_worker status_worker;
695 	struct mt76_worker net_worker;
696 	struct mt76_worker stat_worker;
697 
698 	u8 *xmit_buf;
699 	u32 xmit_buf_sz;
700 
701 	struct sdio_func *func;
702 	void *intr_data;
703 	u8 hw_ver;
704 	wait_queue_head_t wait;
705 
706 	int pse_mcu_quota_max;
707 	struct {
708 		int pse_data_quota;
709 		int ple_data_quota;
710 		int pse_mcu_quota;
711 		int pse_page_size;
712 		int deficit;
713 	} sched;
714 
715 	int (*parse_irq)(struct mt76_dev *dev, struct mt76s_intr *intr);
716 };
717 
718 struct mt76_mmio {
719 	void __iomem *regs;
720 	spinlock_t irq_lock;
721 	u32 irqmask;
722 
723 	struct mtk_wed_device wed;
724 	struct mtk_wed_device wed_hif2;
725 	struct completion wed_reset;
726 	struct completion wed_reset_complete;
727 
728 	struct airoha_ppe_dev __rcu *ppe_dev;
729 	struct airoha_npu __rcu *npu;
730 	phys_addr_t phy_addr;
731 	int npu_type;
732 };
733 
734 struct mt76_rx_status {
735 	union {
736 		struct mt76_wcid *wcid;
737 		u16 wcid_idx;
738 	};
739 
740 	u32 reorder_time;
741 
742 	u32 ampdu_ref;
743 	u32 timestamp;
744 
745 	u8 iv[6];
746 
747 	u8 phy_idx:2;
748 	u8 aggr:1;
749 	u8 qos_ctl;
750 	u16 seqno;
751 
752 	u16 freq;
753 	u32 flag;
754 	u8 enc_flags;
755 	u8 encoding:3, bw:4;
756 	union {
757 		struct {
758 			u8 he_ru:3;
759 			u8 he_gi:2;
760 			u8 he_dcm:1;
761 		};
762 		struct {
763 			u8 ru:4;
764 			u8 gi:2;
765 		} eht;
766 	};
767 
768 	u8 amsdu:1, first_amsdu:1, last_amsdu:1;
769 	u8 rate_idx;
770 	u8 nss:5, band:3;
771 	s8 signal;
772 	u8 chains;
773 	s8 chain_signal[IEEE80211_MAX_CHAINS];
774 };
775 
776 struct mt76_freq_range_power {
777 	const struct cfg80211_sar_freq_ranges *range;
778 	s8 power;
779 };
780 
781 struct mt76_testmode_ops {
782 	int (*set_state)(struct mt76_phy *phy, enum mt76_testmode_state state);
783 	int (*set_params)(struct mt76_phy *phy, struct nlattr **tb,
784 			  enum mt76_testmode_state new_state);
785 	int (*dump_stats)(struct mt76_phy *phy, struct sk_buff *msg);
786 };
787 
788 struct mt76_testmode_data {
789 	enum mt76_testmode_state state;
790 
791 	u32 param_set[DIV_ROUND_UP(NUM_MT76_TM_ATTRS, 32)];
792 	struct sk_buff *tx_skb;
793 
794 	u32 tx_count;
795 	u16 tx_mpdu_len;
796 
797 	u8 tx_rate_mode;
798 	u8 tx_rate_idx;
799 	u8 tx_rate_nss;
800 	u8 tx_rate_sgi;
801 	u8 tx_rate_ldpc;
802 	u8 tx_rate_stbc;
803 	u8 tx_ltf;
804 
805 	u8 tx_antenna_mask;
806 	u8 tx_spe_idx;
807 
808 	u8 tx_duty_cycle;
809 	u32 tx_time;
810 	u32 tx_ipg;
811 
812 	u32 freq_offset;
813 
814 	u8 tx_power[4];
815 	u8 tx_power_control;
816 
817 	u8 addr[3][ETH_ALEN];
818 
819 	u32 tx_pending;
820 	u32 tx_queued;
821 	u16 tx_queued_limit;
822 	u32 tx_done;
823 	struct {
824 		u64 packets[__MT_RXQ_MAX];
825 		u64 fcs_error[__MT_RXQ_MAX];
826 	} rx_stats;
827 };
828 
829 struct mt76_vif_link {
830 	u8 idx;
831 	u8 link_idx;
832 	u8 omac_idx;
833 	u8 band_idx;
834 	u8 wmm_idx;
835 	u8 scan_seq_num;
836 	u8 cipher;
837 	u8 basic_rates_idx;
838 	u8 mcast_rates_idx;
839 	u8 beacon_rates_idx;
840 	bool offchannel;
841 	struct ieee80211_chanctx_conf *ctx;
842 	struct mt76_wcid *wcid;
843 	struct mt76_vif_data *mvif;
844 	struct rcu_head rcu_head;
845 };
846 
847 struct mt76_vif_data {
848 	struct mt76_vif_link __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS];
849 	struct mt76_vif_link __rcu *offchannel_link;
850 
851 	struct mt76_phy *roc_phy;
852 	u16 valid_links;
853 	u8 deflink_id;
854 };
855 
856 struct mt76_phy {
857 	struct ieee80211_hw *hw;
858 	struct mt76_dev *dev;
859 	void *priv;
860 
861 	unsigned long state;
862 	unsigned int num_sta;
863 	u8 band_idx;
864 
865 	spinlock_t tx_lock;
866 	struct list_head tx_list;
867 	struct mt76_queue *q_tx[__MT_TXQ_MAX];
868 
869 	struct cfg80211_chan_def chandef;
870 	struct cfg80211_chan_def main_chandef;
871 	bool offchannel;
872 	bool radar_enabled;
873 
874 	struct delayed_work roc_work;
875 	struct ieee80211_vif *roc_vif;
876 	struct mt76_vif_link *roc_link;
877 
878 	struct mt76_chanctx *chanctx;
879 
880 	struct mt76_channel_state *chan_state;
881 	enum mt76_dfs_state dfs_state;
882 	ktime_t survey_time;
883 
884 	u32 aggr_stats[32];
885 
886 	struct mt76_hw_cap cap;
887 	struct mt76_sband sband_2g;
888 	struct mt76_sband sband_5g;
889 	struct mt76_sband sband_6g;
890 
891 	u8 macaddr[ETH_ALEN];
892 
893 	int txpower_cur;
894 	u8 antenna_mask;
895 	u16 chainmask;
896 
897 #ifdef CONFIG_NL80211_TESTMODE
898 	struct mt76_testmode_data test;
899 #endif
900 
901 	struct delayed_work mac_work;
902 	u8 mac_work_count;
903 
904 	struct {
905 		struct sk_buff *head;
906 		struct sk_buff **tail;
907 		u16 seqno;
908 	} rx_amsdu[__MT_RXQ_MAX];
909 
910 	struct mt76_freq_range_power *frp;
911 
912 	struct {
913 		struct led_classdev cdev;
914 		char name[32];
915 		bool al;
916 		u8 pin;
917 	} leds;
918 };
919 
920 struct mt76_dev {
921 	struct mt76_phy phy; /* must be first */
922 	struct mt76_phy *phys[__MT_MAX_BAND];
923 	struct mt76_phy *band_phys[NUM_NL80211_BANDS];
924 
925 	struct ieee80211_hw *hw;
926 
927 	spinlock_t wed_lock;
928 	spinlock_t lock;
929 	spinlock_t cc_lock;
930 
931 	u32 cur_cc_bss_rx;
932 
933 	struct mt76_rx_status rx_ampdu_status;
934 	u32 rx_ampdu_len;
935 	u32 rx_ampdu_ref;
936 
937 	struct mutex mutex;
938 
939 	const struct mt76_bus_ops *bus;
940 	const struct mt76_driver_ops *drv;
941 	const struct mt76_mcu_ops *mcu_ops;
942 	struct device *dev;
943 	struct device *dma_dev;
944 
945 	struct mt76_mcu mcu;
946 
947 	struct net_device *napi_dev;
948 	struct net_device *tx_napi_dev;
949 	spinlock_t rx_lock;
950 	struct napi_struct napi[__MT_RXQ_MAX];
951 	struct sk_buff_head rx_skb[__MT_RXQ_MAX];
952 	struct tasklet_struct irq_tasklet;
953 
954 	struct list_head txwi_cache;
955 	struct list_head rxwi_cache;
956 	struct mt76_queue *q_mcu[__MT_MCUQ_MAX];
957 	struct mt76_queue q_rx[__MT_RXQ_MAX];
958 	const struct mt76_queue_ops *queue_ops;
959 	int tx_dma_idx[4];
960 	enum mt76_hwrro_mode hwrro_mode;
961 
962 	struct mt76_worker tx_worker;
963 	struct napi_struct tx_napi;
964 
965 	spinlock_t token_lock;
966 	struct idr token;
967 	u16 wed_token_count;
968 	u16 token_count;
969 	u16 token_start;
970 	u16 token_size;
971 
972 	spinlock_t rx_token_lock;
973 	struct idr rx_token;
974 	u16 rx_token_size;
975 
976 	wait_queue_head_t tx_wait;
977 	/* spinclock used to protect wcid pktid linked list */
978 	spinlock_t status_lock;
979 
980 	u32 wcid_mask[DIV_ROUND_UP(MT76_N_WCIDS, 32)];
981 
982 	u64 vif_mask;
983 
984 	struct mt76_wcid global_wcid;
985 	struct mt76_wcid __rcu *wcid[MT76_N_WCIDS];
986 	struct list_head wcid_list;
987 
988 	struct list_head sta_poll_list;
989 	spinlock_t sta_poll_lock;
990 
991 	u32 rev;
992 
993 	struct tasklet_struct pre_tbtt_tasklet;
994 	int beacon_int;
995 	u8 beacon_mask;
996 
997 	struct debugfs_blob_wrapper eeprom;
998 	struct debugfs_blob_wrapper otp;
999 
1000 	char alpha2[3];
1001 	enum nl80211_dfs_regions region;
1002 
1003 	struct mt76_scan_rnr_param rnr;
1004 
1005 	u32 debugfs_reg;
1006 
1007 	u8 csa_complete;
1008 
1009 	u32 rxfilter;
1010 
1011 	struct delayed_work scan_work;
1012 	struct {
1013 		struct cfg80211_scan_request *req;
1014 		struct ieee80211_channel *chan;
1015 		struct ieee80211_vif *vif;
1016 		struct mt76_vif_link *mlink;
1017 		struct mt76_phy *phy;
1018 		int chan_idx;
1019 	} scan;
1020 
1021 #ifdef CONFIG_NL80211_TESTMODE
1022 	const struct mt76_testmode_ops *test_ops;
1023 	struct {
1024 		const char *name;
1025 		u32 offset;
1026 	} test_mtd;
1027 #endif
1028 	struct workqueue_struct *wq;
1029 
1030 	union {
1031 		struct mt76_mmio mmio;
1032 		struct mt76_usb usb;
1033 		struct mt76_sdio sdio;
1034 	};
1035 
1036 	atomic_t bus_hung;
1037 };
1038 
1039 /* per-phy stats.  */
1040 struct mt76_mib_stats {
1041 	u32 ack_fail_cnt;
1042 	u32 fcs_err_cnt;
1043 	u32 rts_cnt;
1044 	u32 rts_retries_cnt;
1045 	u32 ba_miss_cnt;
1046 	u32 tx_bf_cnt;
1047 	u32 tx_mu_bf_cnt;
1048 	u32 tx_mu_mpdu_cnt;
1049 	u32 tx_mu_acked_mpdu_cnt;
1050 	u32 tx_su_acked_mpdu_cnt;
1051 	u32 tx_bf_ibf_ppdu_cnt;
1052 	u32 tx_bf_ebf_ppdu_cnt;
1053 
1054 	u32 tx_bf_rx_fb_all_cnt;
1055 	u32 tx_bf_rx_fb_eht_cnt;
1056 	u32 tx_bf_rx_fb_he_cnt;
1057 	u32 tx_bf_rx_fb_vht_cnt;
1058 	u32 tx_bf_rx_fb_ht_cnt;
1059 
1060 	u32 tx_bf_rx_fb_bw; /* value of last sample, not cumulative */
1061 	u32 tx_bf_rx_fb_nc_cnt;
1062 	u32 tx_bf_rx_fb_nr_cnt;
1063 	u32 tx_bf_fb_cpl_cnt;
1064 	u32 tx_bf_fb_trig_cnt;
1065 
1066 	u32 tx_ampdu_cnt;
1067 	u32 tx_stop_q_empty_cnt;
1068 	u32 tx_mpdu_attempts_cnt;
1069 	u32 tx_mpdu_success_cnt;
1070 	u32 tx_pkt_ebf_cnt;
1071 	u32 tx_pkt_ibf_cnt;
1072 
1073 	u32 tx_rwp_fail_cnt;
1074 	u32 tx_rwp_need_cnt;
1075 
1076 	/* rx stats */
1077 	u32 rx_fifo_full_cnt;
1078 	u32 channel_idle_cnt;
1079 	u32 primary_cca_busy_time;
1080 	u32 secondary_cca_busy_time;
1081 	u32 primary_energy_detect_time;
1082 	u32 cck_mdrdy_time;
1083 	u32 ofdm_mdrdy_time;
1084 	u32 green_mdrdy_time;
1085 	u32 rx_vector_mismatch_cnt;
1086 	u32 rx_delimiter_fail_cnt;
1087 	u32 rx_mrdy_cnt;
1088 	u32 rx_len_mismatch_cnt;
1089 	u32 rx_mpdu_cnt;
1090 	u32 rx_ampdu_cnt;
1091 	u32 rx_ampdu_bytes_cnt;
1092 	u32 rx_ampdu_valid_subframe_cnt;
1093 	u32 rx_ampdu_valid_subframe_bytes_cnt;
1094 	u32 rx_pfdrop_cnt;
1095 	u32 rx_vec_queue_overflow_drop_cnt;
1096 	u32 rx_ba_cnt;
1097 
1098 	u32 tx_amsdu[8];
1099 	u32 tx_amsdu_cnt;
1100 
1101 	/* mcu_muru_stats */
1102 	u32 dl_cck_cnt;
1103 	u32 dl_ofdm_cnt;
1104 	u32 dl_htmix_cnt;
1105 	u32 dl_htgf_cnt;
1106 	u32 dl_vht_su_cnt;
1107 	u32 dl_vht_2mu_cnt;
1108 	u32 dl_vht_3mu_cnt;
1109 	u32 dl_vht_4mu_cnt;
1110 	u32 dl_he_su_cnt;
1111 	u32 dl_he_ext_su_cnt;
1112 	u32 dl_he_2ru_cnt;
1113 	u32 dl_he_2mu_cnt;
1114 	u32 dl_he_3ru_cnt;
1115 	u32 dl_he_3mu_cnt;
1116 	u32 dl_he_4ru_cnt;
1117 	u32 dl_he_4mu_cnt;
1118 	u32 dl_he_5to8ru_cnt;
1119 	u32 dl_he_9to16ru_cnt;
1120 	u32 dl_he_gtr16ru_cnt;
1121 
1122 	u32 ul_hetrig_su_cnt;
1123 	u32 ul_hetrig_2ru_cnt;
1124 	u32 ul_hetrig_3ru_cnt;
1125 	u32 ul_hetrig_4ru_cnt;
1126 	u32 ul_hetrig_5to8ru_cnt;
1127 	u32 ul_hetrig_9to16ru_cnt;
1128 	u32 ul_hetrig_gtr16ru_cnt;
1129 	u32 ul_hetrig_2mu_cnt;
1130 	u32 ul_hetrig_3mu_cnt;
1131 	u32 ul_hetrig_4mu_cnt;
1132 };
1133 
1134 struct mt76_power_limits {
1135 	s8 cck[4];
1136 	s8 ofdm[8];
1137 	s8 mcs[4][10];
1138 	s8 ru[7][12];
1139 	s8 eht[16][16];
1140 
1141 	struct {
1142 		s8 cck[4];
1143 		s8 ofdm[4];
1144 		s8 ofdm_bf[4];
1145 		s8 ru[7][10];
1146 		s8 ru_bf[7][10];
1147 	} path;
1148 };
1149 
1150 struct mt76_ethtool_worker_info {
1151 	u64 *data;
1152 	int idx;
1153 	int initial_stat_idx;
1154 	int worker_stat_count;
1155 	int sta_count;
1156 };
1157 
1158 struct mt76_chanctx {
1159 	struct mt76_phy *phy;
1160 };
1161 
1162 #define CCK_RATE(_idx, _rate) {					\
1163 	.bitrate = _rate,					\
1164 	.flags = IEEE80211_RATE_SHORT_PREAMBLE,			\
1165 	.hw_value = (MT_PHY_TYPE_CCK << 8) | (_idx),		\
1166 	.hw_value_short = (MT_PHY_TYPE_CCK << 8) | (4 + _idx),	\
1167 }
1168 
1169 #define OFDM_RATE(_idx, _rate) {				\
1170 	.bitrate = _rate,					\
1171 	.hw_value = (MT_PHY_TYPE_OFDM << 8) | (_idx),		\
1172 	.hw_value_short = (MT_PHY_TYPE_OFDM << 8) | (_idx),	\
1173 }
1174 
1175 extern struct ieee80211_rate mt76_rates[12];
1176 
1177 #define __mt76_rr(dev, ...)	(dev)->bus->rr((dev), __VA_ARGS__)
1178 #define __mt76_wr(dev, ...)	(dev)->bus->wr((dev), __VA_ARGS__)
1179 #define __mt76_rmw(dev, ...)	(dev)->bus->rmw((dev), __VA_ARGS__)
1180 #define __mt76_wr_copy(dev, ...)	(dev)->bus->write_copy((dev), __VA_ARGS__)
1181 #define __mt76_rr_copy(dev, ...)	(dev)->bus->read_copy((dev), __VA_ARGS__)
1182 
1183 #define __mt76_set(dev, offset, val)	__mt76_rmw(dev, offset, 0, val)
1184 #define __mt76_clear(dev, offset, val)	__mt76_rmw(dev, offset, val, 0)
1185 
1186 #define mt76_rr(dev, ...)	(dev)->mt76.bus->rr(&((dev)->mt76), __VA_ARGS__)
1187 #define mt76_wr(dev, ...)	(dev)->mt76.bus->wr(&((dev)->mt76), __VA_ARGS__)
1188 #define mt76_rmw(dev, ...)	(dev)->mt76.bus->rmw(&((dev)->mt76), __VA_ARGS__)
1189 #define mt76_wr_copy(dev, ...)	(dev)->mt76.bus->write_copy(&((dev)->mt76), __VA_ARGS__)
1190 #define mt76_rr_copy(dev, ...)	(dev)->mt76.bus->read_copy(&((dev)->mt76), __VA_ARGS__)
1191 #define mt76_wr_rp(dev, ...)	(dev)->mt76.bus->wr_rp(&((dev)->mt76), __VA_ARGS__)
1192 #define mt76_rd_rp(dev, ...)	(dev)->mt76.bus->rd_rp(&((dev)->mt76), __VA_ARGS__)
1193 
1194 
1195 #define mt76_mcu_restart(dev, ...)	(dev)->mt76.mcu_ops->mcu_restart(&((dev)->mt76))
1196 
1197 #define mt76_set(dev, offset, val)	mt76_rmw(dev, offset, 0, val)
1198 #define mt76_clear(dev, offset, val)	mt76_rmw(dev, offset, val, 0)
1199 
1200 #define mt76_get_field(_dev, _reg, _field)		\
1201 	FIELD_GET(_field, mt76_rr(dev, _reg))
1202 
1203 #define mt76_rmw_field(_dev, _reg, _field, _val)	\
1204 	mt76_rmw(_dev, _reg, _field, FIELD_PREP(_field, _val))
1205 
1206 #define __mt76_rmw_field(_dev, _reg, _field, _val)	\
1207 	__mt76_rmw(_dev, _reg, _field, FIELD_PREP(_field, _val))
1208 
1209 #define mt76_hw(dev) (dev)->mphy.hw
1210 
1211 bool __mt76_poll(struct mt76_dev *dev, u32 offset, u32 mask, u32 val,
1212 		 int timeout);
1213 
1214 #define mt76_poll(dev, ...) __mt76_poll(&((dev)->mt76), __VA_ARGS__)
1215 
1216 bool ____mt76_poll_msec(struct mt76_dev *dev, u32 offset, u32 mask, u32 val,
1217 			int timeout, int kick);
1218 #define __mt76_poll_msec(...)         ____mt76_poll_msec(__VA_ARGS__, 10)
1219 #define mt76_poll_msec(dev, ...)      ____mt76_poll_msec(&((dev)->mt76), __VA_ARGS__, 10)
1220 #define mt76_poll_msec_tick(dev, ...) ____mt76_poll_msec(&((dev)->mt76), __VA_ARGS__)
1221 
1222 void mt76_mmio_init(struct mt76_dev *dev, void __iomem *regs);
1223 void mt76_pci_disable_aspm(struct pci_dev *pdev);
1224 bool mt76_pci_aspm_supported(struct pci_dev *pdev);
1225 
mt76_chip(struct mt76_dev * dev)1226 static inline u16 mt76_chip(struct mt76_dev *dev)
1227 {
1228 	return dev->rev >> 16;
1229 }
1230 
mt76_rev(struct mt76_dev * dev)1231 static inline u16 mt76_rev(struct mt76_dev *dev)
1232 {
1233 	return dev->rev & 0xffff;
1234 }
1235 
1236 void mt76_wed_release_rx_buf(struct mtk_wed_device *wed);
1237 void mt76_wed_offload_disable(struct mtk_wed_device *wed);
1238 void mt76_wed_reset_complete(struct mtk_wed_device *wed);
1239 void mt76_wed_dma_reset(struct mt76_dev *dev);
1240 int mt76_wed_net_setup_tc(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1241 			  struct net_device *netdev, enum tc_setup_type type,
1242 			  void *type_data);
1243 #ifdef CONFIG_NET_MEDIATEK_SOC_WED
1244 u32 mt76_wed_init_rx_buf(struct mtk_wed_device *wed, int size);
1245 int mt76_wed_offload_enable(struct mtk_wed_device *wed);
1246 int mt76_wed_dma_setup(struct mt76_dev *dev, struct mt76_queue *q, bool reset);
1247 #else
mt76_wed_init_rx_buf(struct mtk_wed_device * wed,int size)1248 static inline u32 mt76_wed_init_rx_buf(struct mtk_wed_device *wed, int size)
1249 {
1250 	return 0;
1251 }
1252 
mt76_wed_offload_enable(struct mtk_wed_device * wed)1253 static inline int mt76_wed_offload_enable(struct mtk_wed_device *wed)
1254 {
1255 	return 0;
1256 }
1257 
mt76_wed_dma_setup(struct mt76_dev * dev,struct mt76_queue * q,bool reset)1258 static inline int mt76_wed_dma_setup(struct mt76_dev *dev, struct mt76_queue *q,
1259 				     bool reset)
1260 {
1261 	return 0;
1262 }
1263 #endif /* CONFIG_NET_MEDIATEK_SOC_WED */
1264 
1265 #define mt76xx_chip(dev) mt76_chip(&((dev)->mt76))
1266 #define mt76xx_rev(dev) mt76_rev(&((dev)->mt76))
1267 
1268 #define mt76_init_queues(dev, ...)		(dev)->mt76.queue_ops->init(&((dev)->mt76), __VA_ARGS__)
1269 #define mt76_queue_alloc(dev, ...)	(dev)->mt76.queue_ops->alloc(&((dev)->mt76), __VA_ARGS__)
1270 #define mt76_tx_queue_skb_raw(dev, ...)	(dev)->mt76.queue_ops->tx_queue_skb_raw(&((dev)->mt76), __VA_ARGS__)
1271 #define mt76_tx_queue_skb(dev, ...)	(dev)->mt76.queue_ops->tx_queue_skb(&((dev)->mphy), __VA_ARGS__)
1272 #define mt76_queue_rx_reset(dev, ...)	(dev)->mt76.queue_ops->rx_reset(&((dev)->mt76), __VA_ARGS__)
1273 #define mt76_queue_tx_cleanup(dev, ...)	(dev)->mt76.queue_ops->tx_cleanup(&((dev)->mt76), __VA_ARGS__)
1274 #define mt76_queue_rx_init(dev, ...)	(dev)->mt76.queue_ops->rx_queue_init(&((dev)->mt76), __VA_ARGS__)
1275 #define mt76_queue_rx_cleanup(dev, ...)	(dev)->mt76.queue_ops->rx_cleanup(&((dev)->mt76), __VA_ARGS__)
1276 #define mt76_queue_kick(dev, ...)	(dev)->mt76.queue_ops->kick(&((dev)->mt76), __VA_ARGS__)
1277 #define mt76_queue_reset(dev, ...)	(dev)->mt76.queue_ops->reset_q(&((dev)->mt76), __VA_ARGS__)
1278 
1279 #define mt76_for_each_q_rx(dev, i)	\
1280 	for (i = 0; i < ARRAY_SIZE((dev)->q_rx); i++)	\
1281 		if ((dev)->q_rx[i].ndesc)
1282 
1283 
1284 #define mt76_dereference(p, dev) \
1285 	rcu_dereference_protected(p, lockdep_is_held(&(dev)->mutex))
1286 
mt76_wed_to_dev(struct mtk_wed_device * wed)1287 static inline struct mt76_dev *mt76_wed_to_dev(struct mtk_wed_device *wed)
1288 {
1289 #ifdef CONFIG_NET_MEDIATEK_SOC_WED
1290 	if (wed->wlan.hif2)
1291 		return container_of(wed, struct mt76_dev, mmio.wed_hif2);
1292 #endif /* CONFIG_NET_MEDIATEK_SOC_WED */
1293 	return container_of(wed, struct mt76_dev, mmio.wed);
1294 }
1295 
1296 static inline struct mt76_wcid *
__mt76_wcid_ptr(struct mt76_dev * dev,u16 idx)1297 __mt76_wcid_ptr(struct mt76_dev *dev, u16 idx)
1298 {
1299 	if (idx >= ARRAY_SIZE(dev->wcid))
1300 		return NULL;
1301 	return rcu_dereference(dev->wcid[idx]);
1302 }
1303 
1304 #define mt76_wcid_ptr(dev, idx) __mt76_wcid_ptr(&(dev)->mt76, idx)
1305 
1306 struct mt76_dev *mt76_alloc_device(struct device *pdev, unsigned int size,
1307 				   const struct ieee80211_ops *ops,
1308 				   const struct mt76_driver_ops *drv_ops);
1309 int mt76_register_device(struct mt76_dev *dev, bool vht,
1310 			 struct ieee80211_rate *rates, int n_rates);
1311 void mt76_unregister_device(struct mt76_dev *dev);
1312 void mt76_free_device(struct mt76_dev *dev);
1313 void mt76_reset_device(struct mt76_dev *dev);
1314 void mt76_unregister_phy(struct mt76_phy *phy);
1315 
1316 struct mt76_phy *mt76_alloc_radio_phy(struct mt76_dev *dev, unsigned int size,
1317 				      u8 band_idx);
1318 struct mt76_phy *mt76_alloc_phy(struct mt76_dev *dev, unsigned int size,
1319 				const struct ieee80211_ops *ops,
1320 				u8 band_idx);
1321 int mt76_register_phy(struct mt76_phy *phy, bool vht,
1322 		      struct ieee80211_rate *rates, int n_rates);
1323 struct mt76_phy *mt76_vif_phy(struct ieee80211_hw *hw,
1324 			      struct ieee80211_vif *vif);
1325 
1326 struct dentry *mt76_register_debugfs_fops(struct mt76_phy *phy,
1327 					  const struct file_operations *ops);
mt76_register_debugfs(struct mt76_dev * dev)1328 static inline struct dentry *mt76_register_debugfs(struct mt76_dev *dev)
1329 {
1330 	return mt76_register_debugfs_fops(&dev->phy, NULL);
1331 }
1332 
1333 int mt76_queues_read(struct seq_file *s, void *data);
1334 void mt76_seq_puts_array(struct seq_file *file, const char *str,
1335 			 s8 *val, int len);
1336 
1337 int mt76_eeprom_init(struct mt76_dev *dev, int len);
1338 int mt76_eeprom_override(struct mt76_phy *phy);
1339 int mt76_get_of_data_from_mtd(struct mt76_dev *dev, void *eep, int offset, int len);
1340 int mt76_get_of_data_from_nvmem(struct mt76_dev *dev, void *eep,
1341 				const char *cell_name, int len);
1342 
1343 struct mt76_queue *
1344 mt76_init_queue(struct mt76_dev *dev, int qid, int idx, int n_desc,
1345 		int ring_base, void *wed, u32 flags);
mt76_init_tx_queue(struct mt76_phy * phy,int qid,int idx,int n_desc,int ring_base,void * wed,u32 flags)1346 static inline int mt76_init_tx_queue(struct mt76_phy *phy, int qid, int idx,
1347 				     int n_desc, int ring_base, void *wed,
1348 				     u32 flags)
1349 {
1350 	struct mt76_queue *q;
1351 
1352 	q = mt76_init_queue(phy->dev, qid, idx, n_desc, ring_base, wed, flags);
1353 	if (IS_ERR(q))
1354 		return PTR_ERR(q);
1355 
1356 	phy->q_tx[qid] = q;
1357 
1358 	return 0;
1359 }
1360 
mt76_init_mcu_queue(struct mt76_dev * dev,int qid,int idx,int n_desc,int ring_base)1361 static inline int mt76_init_mcu_queue(struct mt76_dev *dev, int qid, int idx,
1362 				      int n_desc, int ring_base)
1363 {
1364 	struct mt76_queue *q;
1365 
1366 	q = mt76_init_queue(dev, qid, idx, n_desc, ring_base, NULL, 0);
1367 	if (IS_ERR(q))
1368 		return PTR_ERR(q);
1369 
1370 	dev->q_mcu[qid] = q;
1371 
1372 	return 0;
1373 }
1374 
1375 static inline struct mt76_phy *
mt76_dev_phy(struct mt76_dev * dev,u8 phy_idx)1376 mt76_dev_phy(struct mt76_dev *dev, u8 phy_idx)
1377 {
1378 	if ((phy_idx == MT_BAND1 && dev->phys[phy_idx]) ||
1379 	    (phy_idx == MT_BAND2 && dev->phys[phy_idx]))
1380 		return dev->phys[phy_idx];
1381 
1382 	return &dev->phy;
1383 }
1384 
1385 static inline struct ieee80211_hw *
mt76_phy_hw(struct mt76_dev * dev,u8 phy_idx)1386 mt76_phy_hw(struct mt76_dev *dev, u8 phy_idx)
1387 {
1388 	return mt76_dev_phy(dev, phy_idx)->hw;
1389 }
1390 
1391 static inline u8 *
mt76_get_txwi_ptr(struct mt76_dev * dev,struct mt76_txwi_cache * t)1392 mt76_get_txwi_ptr(struct mt76_dev *dev, struct mt76_txwi_cache *t)
1393 {
1394 	return (u8 *)t - dev->drv->txwi_size;
1395 }
1396 
1397 /* increment with wrap-around */
mt76_incr(int val,int size)1398 static inline int mt76_incr(int val, int size)
1399 {
1400 	return (val + 1) & (size - 1);
1401 }
1402 
1403 /* decrement with wrap-around */
mt76_decr(int val,int size)1404 static inline int mt76_decr(int val, int size)
1405 {
1406 	return (val - 1) & (size - 1);
1407 }
1408 
1409 u8 mt76_ac_to_hwq(u8 ac);
1410 
1411 static inline struct ieee80211_txq *
mtxq_to_txq(struct mt76_txq * mtxq)1412 mtxq_to_txq(struct mt76_txq *mtxq)
1413 {
1414 	void *ptr = mtxq;
1415 
1416 	return container_of(ptr, struct ieee80211_txq, drv_priv);
1417 }
1418 
1419 static inline struct ieee80211_sta *
wcid_to_sta(struct mt76_wcid * wcid)1420 wcid_to_sta(struct mt76_wcid *wcid)
1421 {
1422 	void *ptr = wcid;
1423 
1424 	if (!wcid || !wcid->sta)
1425 		return NULL;
1426 
1427 	if (wcid->def_wcid)
1428 		ptr = wcid->def_wcid;
1429 
1430 	return container_of(ptr, struct ieee80211_sta, drv_priv);
1431 }
1432 
mt76_tx_skb_cb(struct sk_buff * skb)1433 static inline struct mt76_tx_cb *mt76_tx_skb_cb(struct sk_buff *skb)
1434 {
1435 	BUILD_BUG_ON(sizeof(struct mt76_tx_cb) >
1436 		     sizeof(IEEE80211_SKB_CB(skb)->status.status_driver_data));
1437 	return ((void *)IEEE80211_SKB_CB(skb)->status.status_driver_data);
1438 }
1439 
mt76_skb_get_hdr(struct sk_buff * skb)1440 static inline void *mt76_skb_get_hdr(struct sk_buff *skb)
1441 {
1442 	struct mt76_rx_status mstat;
1443 	u8 *data = skb->data;
1444 
1445 	/* Alignment concerns */
1446 	BUILD_BUG_ON(sizeof(struct ieee80211_radiotap_he) % 4);
1447 	BUILD_BUG_ON(sizeof(struct ieee80211_radiotap_he_mu) % 4);
1448 
1449 	mstat = *((struct mt76_rx_status *)skb->cb);
1450 
1451 	if (mstat.flag & RX_FLAG_RADIOTAP_HE)
1452 		data += sizeof(struct ieee80211_radiotap_he);
1453 	if (mstat.flag & RX_FLAG_RADIOTAP_HE_MU)
1454 		data += sizeof(struct ieee80211_radiotap_he_mu);
1455 
1456 	return data;
1457 }
1458 
mt76_insert_hdr_pad(struct sk_buff * skb)1459 static inline void mt76_insert_hdr_pad(struct sk_buff *skb)
1460 {
1461 	int len = ieee80211_get_hdrlen_from_skb(skb);
1462 
1463 	if (len % 4 == 0)
1464 		return;
1465 
1466 	skb_push(skb, 2);
1467 	memmove(skb->data, skb->data + 2, len);
1468 
1469 	skb->data[len] = 0;
1470 	skb->data[len + 1] = 0;
1471 }
1472 
mt76_is_skb_pktid(u8 pktid)1473 static inline bool mt76_is_skb_pktid(u8 pktid)
1474 {
1475 	if (pktid & MT_PACKET_ID_HAS_RATE)
1476 		return false;
1477 
1478 	return pktid >= MT_PACKET_ID_FIRST;
1479 }
1480 
mt76_tx_power_path_delta(u8 path)1481 static inline u8 mt76_tx_power_path_delta(u8 path)
1482 {
1483 	static const u8 path_delta[5] = { 0, 6, 9, 12, 14 };
1484 	u8 idx = path - 1;
1485 
1486 	return (idx < ARRAY_SIZE(path_delta)) ? path_delta[idx] : 0;
1487 }
1488 
mt76_testmode_enabled(struct mt76_phy * phy)1489 static inline bool mt76_testmode_enabled(struct mt76_phy *phy)
1490 {
1491 #ifdef CONFIG_NL80211_TESTMODE
1492 	return phy->test.state != MT76_TM_STATE_OFF;
1493 #else
1494 	return false;
1495 #endif
1496 }
1497 
mt76_is_testmode_skb(struct mt76_dev * dev,struct sk_buff * skb,struct ieee80211_hw ** hw)1498 static inline bool mt76_is_testmode_skb(struct mt76_dev *dev,
1499 					struct sk_buff *skb,
1500 					struct ieee80211_hw **hw)
1501 {
1502 #ifdef CONFIG_NL80211_TESTMODE
1503 	int i;
1504 
1505 	for (i = 0; i < ARRAY_SIZE(dev->phys); i++) {
1506 		struct mt76_phy *phy = dev->phys[i];
1507 
1508 		if (phy && skb == phy->test.tx_skb) {
1509 			*hw = dev->phys[i]->hw;
1510 			return true;
1511 		}
1512 	}
1513 	return false;
1514 #else
1515 	return false;
1516 #endif
1517 }
1518 
1519 void mt76_rx(struct mt76_dev *dev, enum mt76_rxq_id q, struct sk_buff *skb);
1520 void mt76_tx(struct mt76_phy *dev, struct ieee80211_sta *sta,
1521 	     struct mt76_wcid *wcid, struct sk_buff *skb);
1522 void mt76_wake_tx_queue(struct ieee80211_hw *hw, struct ieee80211_txq *txq);
1523 void mt76_stop_tx_queues(struct mt76_phy *phy, struct ieee80211_sta *sta,
1524 			 bool send_bar);
1525 void mt76_tx_check_agg_ssn(struct ieee80211_sta *sta, struct sk_buff *skb);
1526 void mt76_txq_schedule(struct mt76_phy *phy, enum mt76_txq_id qid);
1527 void mt76_txq_schedule_all(struct mt76_phy *phy);
1528 void mt76_tx_worker_run(struct mt76_dev *dev);
1529 void mt76_tx_worker(struct mt76_worker *w);
1530 void mt76_release_buffered_frames(struct ieee80211_hw *hw,
1531 				  struct ieee80211_sta *sta,
1532 				  u16 tids, int nframes,
1533 				  enum ieee80211_frame_release_type reason,
1534 				  bool more_data);
1535 bool mt76_has_tx_pending(struct mt76_phy *phy);
1536 int mt76_update_channel(struct mt76_phy *phy);
1537 void mt76_update_survey(struct mt76_phy *phy);
1538 void mt76_update_survey_active_time(struct mt76_phy *phy, ktime_t time);
1539 int mt76_get_survey(struct ieee80211_hw *hw, int idx,
1540 		    struct survey_info *survey);
1541 int mt76_rx_signal(u8 chain_mask, s8 *chain_signal);
1542 void mt76_set_stream_caps(struct mt76_phy *phy, bool vht);
1543 
1544 int mt76_rx_aggr_start(struct mt76_dev *dev, struct mt76_wcid *wcid, u8 tid,
1545 		       u16 ssn, u16 size);
1546 void mt76_rx_aggr_stop(struct mt76_dev *dev, struct mt76_wcid *wcid, u8 tid);
1547 
1548 void mt76_wcid_key_setup(struct mt76_dev *dev, struct mt76_wcid *wcid,
1549 			 struct ieee80211_key_conf *key);
1550 
1551 void mt76_tx_status_lock(struct mt76_dev *dev, struct sk_buff_head *list)
1552 			 __acquires(&dev->status_lock);
1553 void mt76_tx_status_unlock(struct mt76_dev *dev, struct sk_buff_head *list)
1554 			   __releases(&dev->status_lock);
1555 
1556 int mt76_tx_status_skb_add(struct mt76_dev *dev, struct mt76_wcid *wcid,
1557 			   struct sk_buff *skb);
1558 struct sk_buff *mt76_tx_status_skb_get(struct mt76_dev *dev,
1559 				       struct mt76_wcid *wcid, int pktid,
1560 				       struct sk_buff_head *list);
1561 void mt76_tx_status_skb_done(struct mt76_dev *dev, struct sk_buff *skb,
1562 			     struct sk_buff_head *list);
1563 void __mt76_tx_complete_skb(struct mt76_dev *dev, u16 wcid, struct sk_buff *skb,
1564 			    struct list_head *free_list);
1565 static inline void
mt76_tx_complete_skb(struct mt76_dev * dev,u16 wcid,struct sk_buff * skb)1566 mt76_tx_complete_skb(struct mt76_dev *dev, u16 wcid, struct sk_buff *skb)
1567 {
1568     __mt76_tx_complete_skb(dev, wcid, skb, NULL);
1569 }
1570 
1571 void mt76_tx_status_check(struct mt76_dev *dev, bool flush);
1572 int mt76_sta_state(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1573 		   struct ieee80211_sta *sta,
1574 		   enum ieee80211_sta_state old_state,
1575 		   enum ieee80211_sta_state new_state);
1576 void __mt76_sta_remove(struct mt76_phy *phy, struct ieee80211_vif *vif,
1577 		       struct ieee80211_sta *sta);
1578 void mt76_sta_pre_rcu_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1579 			     struct ieee80211_sta *sta);
1580 
1581 int mt76_get_min_avg_rssi(struct mt76_dev *dev, u8 phy_idx);
1582 
1583 s8 mt76_get_power_bound(struct mt76_phy *phy, s8 txpower);
1584 
1585 int mt76_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1586 		     unsigned int link_id, int *dbm);
1587 int mt76_init_sar_power(struct ieee80211_hw *hw,
1588 			const struct cfg80211_sar_specs *sar);
1589 int mt76_get_sar_power(struct mt76_phy *phy,
1590 		       struct ieee80211_channel *chan,
1591 		       int power);
1592 
1593 void mt76_csa_check(struct mt76_dev *dev);
1594 void mt76_csa_finish(struct mt76_dev *dev);
1595 
1596 int mt76_get_antenna(struct ieee80211_hw *hw, int radio_idx, u32 *tx_ant,
1597 		     u32 *rx_ant);
1598 int mt76_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, bool set);
1599 void mt76_insert_ccmp_hdr(struct sk_buff *skb, u8 key_id);
1600 int mt76_get_rate(struct mt76_dev *dev,
1601 		  struct ieee80211_supported_band *sband,
1602 		  int idx, bool cck);
1603 int mt76_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1604 		 struct ieee80211_scan_request *hw_req);
1605 void mt76_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
1606 void mt76_sw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1607 		  const u8 *mac);
1608 void mt76_sw_scan_complete(struct ieee80211_hw *hw,
1609 			   struct ieee80211_vif *vif);
1610 enum mt76_dfs_state mt76_phy_dfs_state(struct mt76_phy *phy);
1611 int mt76_add_chanctx(struct ieee80211_hw *hw,
1612 		     struct ieee80211_chanctx_conf *conf);
1613 void mt76_remove_chanctx(struct ieee80211_hw *hw,
1614 			 struct ieee80211_chanctx_conf *conf);
1615 void mt76_change_chanctx(struct ieee80211_hw *hw,
1616 			 struct ieee80211_chanctx_conf *conf,
1617 			 u32 changed);
1618 int mt76_assign_vif_chanctx(struct ieee80211_hw *hw,
1619 			    struct ieee80211_vif *vif,
1620 			    struct ieee80211_bss_conf *link_conf,
1621 			    struct ieee80211_chanctx_conf *conf);
1622 void mt76_unassign_vif_chanctx(struct ieee80211_hw *hw,
1623 			       struct ieee80211_vif *vif,
1624 			       struct ieee80211_bss_conf *link_conf,
1625 			       struct ieee80211_chanctx_conf *conf);
1626 int mt76_switch_vif_chanctx(struct ieee80211_hw *hw,
1627 			    struct ieee80211_vif_chanctx_switch *vifs,
1628 			    int n_vifs,
1629 			    enum ieee80211_chanctx_switch_mode mode);
1630 int mt76_remain_on_channel(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1631 			   struct ieee80211_channel *chan, int duration,
1632 			   enum ieee80211_roc_type type);
1633 int mt76_cancel_remain_on_channel(struct ieee80211_hw *hw,
1634 				  struct ieee80211_vif *vif);
1635 int mt76_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1636 		      void *data, int len);
1637 int mt76_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *skb,
1638 		       struct netlink_callback *cb, void *data, int len);
1639 int mt76_testmode_set_state(struct mt76_phy *phy, enum mt76_testmode_state state);
1640 int mt76_testmode_alloc_skb(struct mt76_phy *phy, u32 len);
1641 
1642 #ifdef CONFIG_MT76_NPU
1643 void mt76_npu_check_ppe(struct mt76_dev *dev, struct sk_buff *skb,
1644 			u32 info);
1645 int mt76_npu_dma_add_buf(struct mt76_phy *phy, struct mt76_queue *q,
1646 			 struct sk_buff *skb, struct mt76_queue_buf *buf,
1647 			 void *txwi_ptr);
1648 int mt76_npu_rx_queue_init(struct mt76_dev *dev, struct mt76_queue *q);
1649 int mt76_npu_fill_rx_queue(struct mt76_dev *dev, struct mt76_queue *q);
1650 void mt76_npu_queue_cleanup(struct mt76_dev *dev, struct mt76_queue *q);
1651 void mt76_npu_disable_irqs(struct mt76_dev *dev);
1652 int mt76_npu_init(struct mt76_dev *dev, phys_addr_t phy_addr, int type);
1653 void mt76_npu_deinit(struct mt76_dev *dev);
1654 void mt76_npu_queue_setup(struct mt76_dev *dev, struct mt76_queue *q);
1655 void mt76_npu_txdesc_cleanup(struct mt76_queue *q, int index);
1656 int mt76_npu_net_setup_tc(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1657 			  struct net_device *dev, enum tc_setup_type type,
1658 			  void *type_data);
1659 #else
mt76_npu_check_ppe(struct mt76_dev * dev,struct sk_buff * skb,u32 info)1660 static inline void mt76_npu_check_ppe(struct mt76_dev *dev,
1661 				      struct sk_buff *skb, u32 info)
1662 {
1663 }
1664 
mt76_npu_dma_add_buf(struct mt76_phy * phy,struct mt76_queue * q,struct sk_buff * skb,struct mt76_queue_buf * buf,void * txwi_ptr)1665 static inline int mt76_npu_dma_add_buf(struct mt76_phy *phy,
1666 				       struct mt76_queue *q,
1667 				       struct sk_buff *skb,
1668 				       struct mt76_queue_buf *buf,
1669 				       void *txwi_ptr)
1670 {
1671 	return -EOPNOTSUPP;
1672 }
1673 
mt76_npu_fill_rx_queue(struct mt76_dev * dev,struct mt76_queue * q)1674 static inline int mt76_npu_fill_rx_queue(struct mt76_dev *dev,
1675 					 struct mt76_queue *q)
1676 {
1677 	return 0;
1678 }
1679 
mt76_npu_queue_cleanup(struct mt76_dev * dev,struct mt76_queue * q)1680 static inline void mt76_npu_queue_cleanup(struct mt76_dev *dev,
1681 					  struct mt76_queue *q)
1682 {
1683 }
1684 
mt76_npu_disable_irqs(struct mt76_dev * dev)1685 static inline void mt76_npu_disable_irqs(struct mt76_dev *dev)
1686 {
1687 }
1688 
mt76_npu_init(struct mt76_dev * dev,phys_addr_t phy_addr,int type)1689 static inline int mt76_npu_init(struct mt76_dev *dev, phys_addr_t phy_addr,
1690 				int type)
1691 {
1692 	return 0;
1693 }
1694 
mt76_npu_deinit(struct mt76_dev * dev)1695 static inline void mt76_npu_deinit(struct mt76_dev *dev)
1696 {
1697 }
1698 
mt76_npu_queue_setup(struct mt76_dev * dev,struct mt76_queue * q)1699 static inline void mt76_npu_queue_setup(struct mt76_dev *dev,
1700 					struct mt76_queue *q)
1701 {
1702 }
1703 
mt76_npu_txdesc_cleanup(struct mt76_queue * q,int index)1704 static inline void mt76_npu_txdesc_cleanup(struct mt76_queue *q,
1705 					   int index)
1706 {
1707 }
1708 
mt76_npu_net_setup_tc(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct net_device * dev,enum tc_setup_type type,void * type_data)1709 static inline int mt76_npu_net_setup_tc(struct ieee80211_hw *hw,
1710 					struct ieee80211_vif *vif,
1711 					struct net_device *dev,
1712 					enum tc_setup_type type,
1713 					void *type_data)
1714 {
1715 	return -EOPNOTSUPP;
1716 }
1717 #endif /* CONFIG_MT76_NPU */
1718 
mt76_npu_device_active(struct mt76_dev * dev)1719 static inline bool mt76_npu_device_active(struct mt76_dev *dev)
1720 {
1721 	return !!rcu_access_pointer(dev->mmio.npu);
1722 }
1723 
mt76_ppe_device_active(struct mt76_dev * dev)1724 static inline bool mt76_ppe_device_active(struct mt76_dev *dev)
1725 {
1726 	return !!rcu_access_pointer(dev->mmio.ppe_dev);
1727 }
1728 
mt76_npu_send_msg(struct airoha_npu * npu,int ifindex,enum airoha_npu_wlan_set_cmd cmd,u32 val,gfp_t gfp)1729 static inline int mt76_npu_send_msg(struct airoha_npu *npu, int ifindex,
1730 				    enum airoha_npu_wlan_set_cmd cmd,
1731 				    u32 val, gfp_t gfp)
1732 {
1733 	return airoha_npu_wlan_send_msg(npu, ifindex, cmd, &val, sizeof(val),
1734 					gfp);
1735 }
1736 
mt76_npu_get_msg(struct airoha_npu * npu,int ifindex,enum airoha_npu_wlan_get_cmd cmd,u32 * val,gfp_t gfp)1737 static inline int mt76_npu_get_msg(struct airoha_npu *npu, int ifindex,
1738 				   enum airoha_npu_wlan_get_cmd cmd,
1739 				   u32 *val, gfp_t gfp)
1740 {
1741 	return airoha_npu_wlan_get_msg(npu, ifindex, cmd, val, sizeof(*val),
1742 				       gfp);
1743 }
1744 
mt76_testmode_reset(struct mt76_phy * phy,bool disable)1745 static inline void mt76_testmode_reset(struct mt76_phy *phy, bool disable)
1746 {
1747 #ifdef CONFIG_NL80211_TESTMODE
1748 	enum mt76_testmode_state state = MT76_TM_STATE_IDLE;
1749 
1750 	if (disable || phy->test.state == MT76_TM_STATE_OFF)
1751 		state = MT76_TM_STATE_OFF;
1752 
1753 	mt76_testmode_set_state(phy, state);
1754 #endif
1755 }
1756 
1757 
1758 /* internal */
1759 static inline struct ieee80211_hw *
mt76_tx_status_get_hw(struct mt76_dev * dev,struct sk_buff * skb)1760 mt76_tx_status_get_hw(struct mt76_dev *dev, struct sk_buff *skb)
1761 {
1762 	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
1763 	u8 phy_idx = (info->hw_queue & MT_TX_HW_QUEUE_PHY) >> 2;
1764 	struct ieee80211_hw *hw = mt76_phy_hw(dev, phy_idx);
1765 
1766 	info->hw_queue &= ~MT_TX_HW_QUEUE_PHY;
1767 
1768 	return hw;
1769 }
1770 
1771 void mt76_put_txwi(struct mt76_dev *dev, struct mt76_txwi_cache *t);
1772 void mt76_put_rxwi(struct mt76_dev *dev, struct mt76_txwi_cache *t);
1773 struct mt76_txwi_cache *mt76_get_rxwi(struct mt76_dev *dev);
1774 void mt76_free_pending_rxwi(struct mt76_dev *dev);
1775 void mt76_rx_complete(struct mt76_dev *dev, struct sk_buff_head *frames,
1776 		      struct napi_struct *napi);
1777 void mt76_rx_poll_complete(struct mt76_dev *dev, enum mt76_rxq_id q,
1778 			   struct napi_struct *napi);
1779 void mt76_rx_aggr_reorder(struct sk_buff *skb, struct sk_buff_head *frames);
1780 void mt76_testmode_tx_pending(struct mt76_phy *phy);
1781 void mt76_queue_tx_complete(struct mt76_dev *dev, struct mt76_queue *q,
1782 			    struct mt76_queue_entry *e);
1783 int __mt76_set_channel(struct mt76_phy *phy, struct cfg80211_chan_def *chandef,
1784 		       bool offchannel);
1785 int mt76_set_channel(struct mt76_phy *phy, struct cfg80211_chan_def *chandef,
1786 		     bool offchannel);
1787 void mt76_scan_work(struct work_struct *work);
1788 void mt76_abort_scan(struct mt76_dev *dev);
1789 void mt76_roc_complete_work(struct work_struct *work);
1790 void mt76_roc_complete(struct mt76_phy *phy);
1791 void mt76_abort_roc(struct mt76_phy *phy);
1792 struct mt76_vif_link *mt76_get_vif_phy_link(struct mt76_phy *phy,
1793 					    struct ieee80211_vif *vif);
1794 void mt76_put_vif_phy_link(struct mt76_phy *phy, struct ieee80211_vif *vif,
1795 			   struct mt76_vif_link *mlink);
1796 
1797 /* usb */
mt76u_urb_error(struct urb * urb)1798 static inline bool mt76u_urb_error(struct urb *urb)
1799 {
1800 	return urb->status &&
1801 	       urb->status != -ECONNRESET &&
1802 	       urb->status != -ESHUTDOWN &&
1803 	       urb->status != -ENOENT;
1804 }
1805 
1806 static inline int
mt76u_bulk_msg(struct mt76_dev * dev,void * data,int len,int * actual_len,int timeout,int ep)1807 mt76u_bulk_msg(struct mt76_dev *dev, void *data, int len, int *actual_len,
1808 	       int timeout, int ep)
1809 {
1810 #if defined(__FreeBSD__) && !defined(CONFIG_USB)
1811 	return (0);
1812 #else
1813 	struct usb_interface *uintf = to_usb_interface(dev->dev);
1814 	struct usb_device *udev = interface_to_usbdev(uintf);
1815 	struct mt76_usb *usb = &dev->usb;
1816 	unsigned int pipe;
1817 
1818 	if (actual_len)
1819 		pipe = usb_rcvbulkpipe(udev, usb->in_ep[ep]);
1820 	else
1821 		pipe = usb_sndbulkpipe(udev, usb->out_ep[ep]);
1822 
1823 	return usb_bulk_msg(udev, pipe, data, len, actual_len, timeout);
1824 #endif
1825 }
1826 
1827 void mt76_ethtool_page_pool_stats(struct mt76_dev *dev, u64 *data, int *index);
1828 void mt76_ethtool_worker(struct mt76_ethtool_worker_info *wi,
1829 			 struct mt76_sta_stats *stats, bool eht);
1830 int mt76_skb_adjust_pad(struct sk_buff *skb, int pad);
1831 int __mt76u_vendor_request(struct mt76_dev *dev, u8 req, u8 req_type,
1832 			   u16 val, u16 offset, void *buf, size_t len);
1833 int mt76u_vendor_request(struct mt76_dev *dev, u8 req,
1834 			 u8 req_type, u16 val, u16 offset,
1835 			 void *buf, size_t len);
1836 void mt76u_single_wr(struct mt76_dev *dev, const u8 req,
1837 		     const u16 offset, const u32 val);
1838 void mt76u_read_copy(struct mt76_dev *dev, u32 offset,
1839 		     void *data, int len);
1840 u32 ___mt76u_rr(struct mt76_dev *dev, u8 req, u8 req_type, u32 addr);
1841 void ___mt76u_wr(struct mt76_dev *dev, u8 req, u8 req_type,
1842 		 u32 addr, u32 val);
1843 int __mt76u_init(struct mt76_dev *dev, struct usb_interface *intf,
1844 		 struct mt76_bus_ops *ops);
1845 int mt76u_init(struct mt76_dev *dev, struct usb_interface *intf);
1846 int mt76u_alloc_mcu_queue(struct mt76_dev *dev);
1847 int mt76u_alloc_queues(struct mt76_dev *dev);
1848 void mt76u_stop_tx(struct mt76_dev *dev);
1849 void mt76u_stop_rx(struct mt76_dev *dev);
1850 int mt76u_resume_rx(struct mt76_dev *dev);
1851 void mt76u_queues_deinit(struct mt76_dev *dev);
1852 
1853 int mt76s_init(struct mt76_dev *dev, struct sdio_func *func,
1854 	       const struct mt76_bus_ops *bus_ops);
1855 int mt76s_alloc_rx_queue(struct mt76_dev *dev, enum mt76_rxq_id qid);
1856 int mt76s_alloc_tx(struct mt76_dev *dev);
1857 void mt76s_deinit(struct mt76_dev *dev);
1858 void mt76s_sdio_irq(struct sdio_func *func);
1859 void mt76s_txrx_worker(struct mt76_sdio *sdio);
1860 bool mt76s_txqs_empty(struct mt76_dev *dev);
1861 int mt76s_hw_init(struct mt76_dev *dev, struct sdio_func *func,
1862 		  int hw_ver);
1863 u32 mt76s_rr(struct mt76_dev *dev, u32 offset);
1864 void mt76s_wr(struct mt76_dev *dev, u32 offset, u32 val);
1865 u32 mt76s_rmw(struct mt76_dev *dev, u32 offset, u32 mask, u32 val);
1866 u32 mt76s_read_pcr(struct mt76_dev *dev);
1867 void mt76s_write_copy(struct mt76_dev *dev, u32 offset,
1868 		      const void *data, int len);
1869 void mt76s_read_copy(struct mt76_dev *dev, u32 offset,
1870 		     void *data, int len);
1871 int mt76s_wr_rp(struct mt76_dev *dev, u32 base,
1872 		const struct mt76_reg_pair *data,
1873 		int len);
1874 int mt76s_rd_rp(struct mt76_dev *dev, u32 base,
1875 		struct mt76_reg_pair *data, int len);
1876 
1877 struct sk_buff *
1878 __mt76_mcu_msg_alloc(struct mt76_dev *dev, const void *data,
1879 		     int len, int data_len, gfp_t gfp);
1880 static inline struct sk_buff *
mt76_mcu_msg_alloc(struct mt76_dev * dev,const void * data,int data_len)1881 mt76_mcu_msg_alloc(struct mt76_dev *dev, const void *data,
1882 		   int data_len)
1883 {
1884 	return __mt76_mcu_msg_alloc(dev, data, data_len, data_len, GFP_KERNEL);
1885 }
1886 
1887 void mt76_mcu_rx_event(struct mt76_dev *dev, struct sk_buff *skb);
1888 struct sk_buff *mt76_mcu_get_response(struct mt76_dev *dev,
1889 				      unsigned long expires);
1890 int mt76_mcu_send_and_get_msg(struct mt76_dev *dev, int cmd, const void *data,
1891 			      int len, bool wait_resp, struct sk_buff **ret);
1892 int mt76_mcu_skb_send_and_get_msg(struct mt76_dev *dev, struct sk_buff *skb,
1893 				  int cmd, bool wait_resp, struct sk_buff **ret);
1894 #if defined(__linux__)
1895 int __mt76_mcu_send_firmware(struct mt76_dev *dev, int cmd, const void *data,
1896 #elif defined(__FreeBSD__)
1897 int __mt76_mcu_send_firmware(struct mt76_dev *dev, int cmd, const u8 *data,
1898 #endif
1899 			     int len, int max_len);
1900 static inline int
mt76_mcu_send_firmware(struct mt76_dev * dev,int cmd,const void * data,int len)1901 mt76_mcu_send_firmware(struct mt76_dev *dev, int cmd, const void *data,
1902 		       int len)
1903 {
1904 	int max_len = 4096 - dev->mcu_ops->headroom;
1905 
1906 	return __mt76_mcu_send_firmware(dev, cmd, data, len, max_len);
1907 }
1908 
1909 static inline int
mt76_mcu_send_msg(struct mt76_dev * dev,int cmd,const void * data,int len,bool wait_resp)1910 mt76_mcu_send_msg(struct mt76_dev *dev, int cmd, const void *data, int len,
1911 		  bool wait_resp)
1912 {
1913 	return mt76_mcu_send_and_get_msg(dev, cmd, data, len, wait_resp, NULL);
1914 }
1915 
1916 static inline int
mt76_mcu_skb_send_msg(struct mt76_dev * dev,struct sk_buff * skb,int cmd,bool wait_resp)1917 mt76_mcu_skb_send_msg(struct mt76_dev *dev, struct sk_buff *skb, int cmd,
1918 		      bool wait_resp)
1919 {
1920 	return mt76_mcu_skb_send_and_get_msg(dev, skb, cmd, wait_resp, NULL);
1921 }
1922 
1923 void mt76_set_irq_mask(struct mt76_dev *dev, u32 addr, u32 clear, u32 set);
1924 
1925 struct device_node *
1926 mt76_find_power_limits_node(struct mt76_dev *dev);
1927 struct device_node *
1928 mt76_find_channel_node(struct device_node *np, struct ieee80211_channel *chan);
1929 
1930 s8 mt76_get_rate_power_limits(struct mt76_phy *phy,
1931 			      struct ieee80211_channel *chan,
1932 			      struct mt76_power_limits *dest,
1933 			      s8 target_power);
1934 
mt76_queue_is_rx(struct mt76_dev * dev,struct mt76_queue * q)1935 static inline bool mt76_queue_is_rx(struct mt76_dev *dev, struct mt76_queue *q)
1936 {
1937 	int i;
1938 
1939 	for (i = 0; i < ARRAY_SIZE(dev->q_rx); i++) {
1940 		if (q == &dev->q_rx[i])
1941 			return true;
1942 	}
1943 
1944 	return false;
1945 }
1946 
mt76_queue_is_wed_tx_free(struct mt76_queue * q)1947 static inline bool mt76_queue_is_wed_tx_free(struct mt76_queue *q)
1948 {
1949 	return (q->flags & MT_QFLAG_WED) &&
1950 	       FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_Q_TXFREE;
1951 }
1952 
mt76_queue_is_wed_rro(struct mt76_queue * q)1953 static inline bool mt76_queue_is_wed_rro(struct mt76_queue *q)
1954 {
1955 	return q->flags & MT_QFLAG_WED_RRO;
1956 }
1957 
mt76_queue_is_wed_rro_ind(struct mt76_queue * q)1958 static inline bool mt76_queue_is_wed_rro_ind(struct mt76_queue *q)
1959 {
1960 	return mt76_queue_is_wed_rro(q) &&
1961 	       FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_RRO_Q_IND;
1962 }
1963 
mt76_queue_is_wed_rro_rxdmad_c(struct mt76_queue * q)1964 static inline bool mt76_queue_is_wed_rro_rxdmad_c(struct mt76_queue *q)
1965 {
1966 	return mt76_queue_is_wed_rro(q) &&
1967 	       FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_RRO_Q_RXDMAD_C;
1968 }
1969 
mt76_queue_is_wed_rro_data(struct mt76_queue * q)1970 static inline bool mt76_queue_is_wed_rro_data(struct mt76_queue *q)
1971 {
1972 	return mt76_queue_is_wed_rro(q) &&
1973 	       FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_RRO_Q_DATA;
1974 }
1975 
mt76_queue_is_wed_rro_msdu_pg(struct mt76_queue * q)1976 static inline bool mt76_queue_is_wed_rro_msdu_pg(struct mt76_queue *q)
1977 {
1978 	return mt76_queue_is_wed_rro(q) &&
1979 	       FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) ==
1980 	       MT76_WED_RRO_Q_MSDU_PG;
1981 }
1982 
mt76_queue_is_wed_rx(struct mt76_queue * q)1983 static inline bool mt76_queue_is_wed_rx(struct mt76_queue *q)
1984 {
1985 	return (q->flags & MT_QFLAG_WED) &&
1986 	       FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_Q_RX;
1987 }
1988 
mt76_queue_is_emi(struct mt76_queue * q)1989 static inline bool mt76_queue_is_emi(struct mt76_queue *q)
1990 {
1991 	return q->flags & MT_QFLAG_EMI_EN;
1992 }
1993 
mt76_queue_is_npu(struct mt76_queue * q)1994 static inline bool mt76_queue_is_npu(struct mt76_queue *q)
1995 {
1996 	return q->flags & MT_QFLAG_NPU;
1997 }
1998 
mt76_queue_is_npu_tx(struct mt76_queue * q)1999 static inline bool mt76_queue_is_npu_tx(struct mt76_queue *q)
2000 {
2001 	return mt76_queue_is_npu(q) &&
2002 	       FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_Q_TX;
2003 }
2004 
mt76_queue_is_npu_rx(struct mt76_queue * q)2005 static inline bool mt76_queue_is_npu_rx(struct mt76_queue *q)
2006 {
2007 	return mt76_queue_is_npu(q) &&
2008 	       FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_Q_RX;
2009 }
2010 
2011 struct mt76_txwi_cache *
2012 mt76_token_release(struct mt76_dev *dev, int token, bool *wake);
2013 int mt76_token_consume(struct mt76_dev *dev, struct mt76_txwi_cache **ptxwi);
2014 void __mt76_set_tx_blocked(struct mt76_dev *dev, bool blocked);
2015 struct mt76_txwi_cache *mt76_rx_token_release(struct mt76_dev *dev, int token);
2016 int mt76_rx_token_consume(struct mt76_dev *dev, void *ptr,
2017 			  struct mt76_txwi_cache *r, dma_addr_t phys);
2018 int mt76_create_page_pool(struct mt76_dev *dev, struct mt76_queue *q);
mt76_put_page_pool_buf(void * buf,bool allow_direct)2019 static inline void mt76_put_page_pool_buf(void *buf, bool allow_direct)
2020 {
2021 	struct page *page = virt_to_head_page(buf);
2022 
2023 	page_pool_put_full_page(pp_page_to_nmdesc(page)->pp, page,
2024 				allow_direct);
2025 }
2026 
2027 static inline void *
mt76_get_page_pool_buf(struct mt76_queue * q,u32 * offset,u32 size)2028 mt76_get_page_pool_buf(struct mt76_queue *q, u32 *offset, u32 size)
2029 {
2030 	struct page *page;
2031 
2032 	page = page_pool_alloc_frag(q->page_pool, offset, size,
2033 				    GFP_ATOMIC | __GFP_NOWARN | GFP_DMA32);
2034 	if (!page)
2035 		return NULL;
2036 
2037 #if defined(__linux__)
2038 	return page_address(page) + *offset;
2039 #elif defined(__FreeBSD__)
2040 	return (void *)((uintptr_t)page_address(page) + *offset);
2041 #endif
2042 }
2043 
mt76_set_tx_blocked(struct mt76_dev * dev,bool blocked)2044 static inline void mt76_set_tx_blocked(struct mt76_dev *dev, bool blocked)
2045 {
2046 	spin_lock_bh(&dev->token_lock);
2047 	__mt76_set_tx_blocked(dev, blocked);
2048 	spin_unlock_bh(&dev->token_lock);
2049 }
2050 
2051 static inline int
mt76_token_get(struct mt76_dev * dev,struct mt76_txwi_cache ** ptxwi)2052 mt76_token_get(struct mt76_dev *dev, struct mt76_txwi_cache **ptxwi)
2053 {
2054 	int token;
2055 
2056 	spin_lock_bh(&dev->token_lock);
2057 	token = idr_alloc(&dev->token, *ptxwi, 0, dev->token_size, GFP_ATOMIC);
2058 	spin_unlock_bh(&dev->token_lock);
2059 
2060 	return token;
2061 }
2062 
2063 static inline struct mt76_txwi_cache *
mt76_token_put(struct mt76_dev * dev,int token)2064 mt76_token_put(struct mt76_dev *dev, int token)
2065 {
2066 	struct mt76_txwi_cache *txwi;
2067 
2068 	spin_lock_bh(&dev->token_lock);
2069 	txwi = idr_remove(&dev->token, token);
2070 	spin_unlock_bh(&dev->token_lock);
2071 
2072 	return txwi;
2073 }
2074 
2075 void mt76_wcid_init(struct mt76_wcid *wcid, u8 band_idx);
2076 void mt76_wcid_cleanup(struct mt76_dev *dev, struct mt76_wcid *wcid);
2077 void mt76_wcid_add_poll(struct mt76_dev *dev, struct mt76_wcid *wcid);
2078 
2079 static inline void
mt76_vif_init(struct ieee80211_vif * vif,struct mt76_vif_data * mvif)2080 mt76_vif_init(struct ieee80211_vif *vif, struct mt76_vif_data *mvif)
2081 {
2082 	struct mt76_vif_link *mlink = (struct mt76_vif_link *)vif->drv_priv;
2083 
2084 	mlink->mvif = mvif;
2085 	rcu_assign_pointer(mvif->link[0], mlink);
2086 }
2087 
2088 void mt76_vif_cleanup(struct mt76_dev *dev, struct ieee80211_vif *vif);
2089 u16 mt76_select_links(struct ieee80211_vif *vif, int max_active_links);
2090 
2091 static inline struct mt76_vif_link *
mt76_vif_link(struct mt76_dev * dev,struct ieee80211_vif * vif,int link_id)2092 mt76_vif_link(struct mt76_dev *dev, struct ieee80211_vif *vif, int link_id)
2093 {
2094 	struct mt76_vif_link *mlink = (struct mt76_vif_link *)vif->drv_priv;
2095 	struct mt76_vif_data *mvif = mlink->mvif;
2096 
2097 	if (!link_id)
2098 		return mlink;
2099 
2100 	return mt76_dereference(mvif->link[link_id], dev);
2101 }
2102 
2103 static inline struct mt76_vif_link *
mt76_vif_conf_link(struct mt76_dev * dev,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)2104 mt76_vif_conf_link(struct mt76_dev *dev, struct ieee80211_vif *vif,
2105 		   struct ieee80211_bss_conf *link_conf)
2106 {
2107 	struct mt76_vif_link *mlink = (struct mt76_vif_link *)vif->drv_priv;
2108 	struct mt76_vif_data *mvif = mlink->mvif;
2109 
2110 	if (link_conf == &vif->bss_conf || !link_conf->link_id)
2111 		return mlink;
2112 
2113 	return mt76_dereference(mvif->link[link_conf->link_id], dev);
2114 }
2115 
2116 static inline struct mt76_phy *
mt76_vif_link_phy(struct mt76_vif_link * mlink)2117 mt76_vif_link_phy(struct mt76_vif_link *mlink)
2118 {
2119 	struct mt76_chanctx *ctx;
2120 
2121 	if (!mlink->ctx)
2122 		return NULL;
2123 
2124 	ctx = (struct mt76_chanctx *)mlink->ctx->drv_priv;
2125 
2126 	return ctx->phy;
2127 }
2128 
2129 #endif
2130