xref: /linux/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c (revision 9410645520e9b820069761f3450ef6661418e279)
1 // SPDX-License-Identifier: ISC
2 /* Copyright (C) 2019 MediaTek Inc.
3  *
4  * Author: Roy Luo <royluo@google.com>
5  *         Ryder Lee <ryder.lee@mediatek.com>
6  */
7 
8 #include <linux/firmware.h>
9 #include "mt7615.h"
10 #include "mcu.h"
11 #include "mac.h"
12 #include "eeprom.h"
13 
14 static bool prefer_offload_fw = true;
15 module_param(prefer_offload_fw, bool, 0644);
16 MODULE_PARM_DESC(prefer_offload_fw,
17 		 "Prefer client mode offload firmware (MT7663)");
18 
19 struct mt7615_patch_hdr {
20 	char build_date[16];
21 	char platform[4];
22 	__be32 hw_sw_ver;
23 	__be32 patch_ver;
24 	__be16 checksum;
25 } __packed;
26 
27 struct mt7615_fw_trailer {
28 	__le32 addr;
29 	u8 chip_id;
30 	u8 feature_set;
31 	u8 eco_code;
32 	char fw_ver[10];
33 	char build_date[15];
34 	__le32 len;
35 } __packed;
36 
37 #define FW_V3_COMMON_TAILER_SIZE	36
38 #define FW_V3_REGION_TAILER_SIZE	40
39 #define FW_START_OVERRIDE		BIT(0)
40 #define FW_START_DLYCAL                 BIT(1)
41 #define FW_START_WORKING_PDA_CR4	BIT(2)
42 
43 struct mt7663_fw_buf {
44 	__le32 crc;
45 	__le32 d_img_size;
46 	__le32 block_size;
47 	u8 rsv[4];
48 	__le32 img_dest_addr;
49 	__le32 img_size;
50 	u8 feature_set;
51 };
52 
53 #define MT7615_PATCH_ADDRESS		0x80000
54 #define MT7622_PATCH_ADDRESS		0x9c000
55 #define MT7663_PATCH_ADDRESS		0xdc000
56 
57 #define N9_REGION_NUM			2
58 #define CR4_REGION_NUM			1
59 
60 #define IMG_CRC_LEN			4
61 
mt7615_mcu_fill_msg(struct mt7615_dev * dev,struct sk_buff * skb,int cmd,int * wait_seq)62 void mt7615_mcu_fill_msg(struct mt7615_dev *dev, struct sk_buff *skb,
63 			 int cmd, int *wait_seq)
64 {
65 	int txd_len, mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd);
66 	struct mt7615_uni_txd *uni_txd;
67 	struct mt7615_mcu_txd *mcu_txd;
68 	u8 seq, q_idx, pkt_fmt;
69 	__le32 *txd;
70 	u32 val;
71 
72 	/* TODO: make dynamic based on msg type */
73 	dev->mt76.mcu.timeout = 20 * HZ;
74 
75 	seq = ++dev->mt76.mcu.msg_seq & 0xf;
76 	if (!seq)
77 		seq = ++dev->mt76.mcu.msg_seq & 0xf;
78 	if (wait_seq)
79 		*wait_seq = seq;
80 
81 	txd_len = cmd & __MCU_CMD_FIELD_UNI ? sizeof(*uni_txd) : sizeof(*mcu_txd);
82 	txd = (__le32 *)skb_push(skb, txd_len);
83 
84 	if (cmd != MCU_CMD(FW_SCATTER)) {
85 		q_idx = MT_TX_MCU_PORT_RX_Q0;
86 		pkt_fmt = MT_TX_TYPE_CMD;
87 	} else {
88 		q_idx = MT_TX_MCU_PORT_RX_FWDL;
89 		pkt_fmt = MT_TX_TYPE_FW;
90 	}
91 
92 	val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) |
93 	      FIELD_PREP(MT_TXD0_P_IDX, MT_TX_PORT_IDX_MCU) |
94 	      FIELD_PREP(MT_TXD0_Q_IDX, q_idx);
95 	txd[0] = cpu_to_le32(val);
96 
97 	val = MT_TXD1_LONG_FORMAT |
98 	      FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD) |
99 	      FIELD_PREP(MT_TXD1_PKT_FMT, pkt_fmt);
100 	txd[1] = cpu_to_le32(val);
101 
102 	if (cmd & __MCU_CMD_FIELD_UNI) {
103 		uni_txd = (struct mt7615_uni_txd *)txd;
104 		uni_txd->len = cpu_to_le16(skb->len - sizeof(uni_txd->txd));
105 		uni_txd->option = MCU_CMD_UNI_EXT_ACK;
106 		uni_txd->cid = cpu_to_le16(mcu_cmd);
107 		uni_txd->s2d_index = MCU_S2D_H2N;
108 		uni_txd->pkt_type = MCU_PKT_ID;
109 		uni_txd->seq = seq;
110 
111 		return;
112 	}
113 
114 	mcu_txd = (struct mt7615_mcu_txd *)txd;
115 	mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd));
116 	mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, q_idx));
117 	mcu_txd->s2d_index = MCU_S2D_H2N;
118 	mcu_txd->pkt_type = MCU_PKT_ID;
119 	mcu_txd->seq = seq;
120 	mcu_txd->cid = mcu_cmd;
121 	mcu_txd->ext_cid = FIELD_GET(__MCU_CMD_FIELD_EXT_ID, cmd);
122 
123 	if (mcu_txd->ext_cid || (cmd & __MCU_CMD_FIELD_CE)) {
124 		if (cmd & __MCU_CMD_FIELD_QUERY)
125 			mcu_txd->set_query = MCU_Q_QUERY;
126 		else
127 			mcu_txd->set_query = MCU_Q_SET;
128 		mcu_txd->ext_cid_ack = !!mcu_txd->ext_cid;
129 	} else {
130 		mcu_txd->set_query = MCU_Q_NA;
131 	}
132 }
133 EXPORT_SYMBOL_GPL(mt7615_mcu_fill_msg);
134 
mt7615_mcu_parse_response(struct mt76_dev * mdev,int cmd,struct sk_buff * skb,int seq)135 int mt7615_mcu_parse_response(struct mt76_dev *mdev, int cmd,
136 			      struct sk_buff *skb, int seq)
137 {
138 	struct mt7615_mcu_rxd *rxd;
139 	int ret = 0;
140 
141 	if (!skb) {
142 		dev_err(mdev->dev, "Message %08x (seq %d) timeout\n",
143 			cmd, seq);
144 		return -ETIMEDOUT;
145 	}
146 
147 	rxd = (struct mt7615_mcu_rxd *)skb->data;
148 	if (seq != rxd->seq)
149 		return -EAGAIN;
150 
151 	if (cmd == MCU_CMD(PATCH_SEM_CONTROL)) {
152 		skb_pull(skb, sizeof(*rxd) - 4);
153 		ret = *skb->data;
154 	} else if (cmd == MCU_EXT_CMD(THERMAL_CTRL)) {
155 		skb_pull(skb, sizeof(*rxd));
156 		ret = le32_to_cpu(*(__le32 *)skb->data);
157 	} else if (cmd == MCU_EXT_QUERY(RF_REG_ACCESS)) {
158 		skb_pull(skb, sizeof(*rxd));
159 		ret = le32_to_cpu(*(__le32 *)&skb->data[8]);
160 	} else if (cmd == MCU_UNI_CMD(DEV_INFO_UPDATE) ||
161 		   cmd == MCU_UNI_CMD(BSS_INFO_UPDATE) ||
162 		   cmd == MCU_UNI_CMD(STA_REC_UPDATE) ||
163 		   cmd == MCU_UNI_CMD(HIF_CTRL) ||
164 		   cmd == MCU_UNI_CMD(OFFLOAD) ||
165 		   cmd == MCU_UNI_CMD(SUSPEND)) {
166 		struct mt76_connac_mcu_uni_event *event;
167 
168 		skb_pull(skb, sizeof(*rxd));
169 		event = (struct mt76_connac_mcu_uni_event *)skb->data;
170 		ret = le32_to_cpu(event->status);
171 	} else if (cmd == MCU_CE_QUERY(REG_READ)) {
172 		struct mt76_connac_mcu_reg_event *event;
173 
174 		skb_pull(skb, sizeof(*rxd));
175 		event = (struct mt76_connac_mcu_reg_event *)skb->data;
176 		ret = (int)le32_to_cpu(event->val);
177 	}
178 
179 	return ret;
180 }
181 EXPORT_SYMBOL_GPL(mt7615_mcu_parse_response);
182 
183 static int
mt7615_mcu_send_message(struct mt76_dev * mdev,struct sk_buff * skb,int cmd,int * seq)184 mt7615_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb,
185 			int cmd, int *seq)
186 {
187 	struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
188 	enum mt76_mcuq_id qid;
189 
190 	mt7615_mcu_fill_msg(dev, skb, cmd, seq);
191 	if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state))
192 		qid = MT_MCUQ_WM;
193 	else
194 		qid = MT_MCUQ_FWDL;
195 
196 	return mt76_tx_queue_skb_raw(dev, dev->mt76.q_mcu[qid], skb, 0);
197 }
198 
mt7615_rf_rr(struct mt7615_dev * dev,u32 wf,u32 reg)199 u32 mt7615_rf_rr(struct mt7615_dev *dev, u32 wf, u32 reg)
200 {
201 	struct {
202 		__le32 wifi_stream;
203 		__le32 address;
204 		__le32 data;
205 	} req = {
206 		.wifi_stream = cpu_to_le32(wf),
207 		.address = cpu_to_le32(reg),
208 	};
209 
210 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_QUERY(RF_REG_ACCESS),
211 				 &req, sizeof(req), true);
212 }
213 
mt7615_rf_wr(struct mt7615_dev * dev,u32 wf,u32 reg,u32 val)214 int mt7615_rf_wr(struct mt7615_dev *dev, u32 wf, u32 reg, u32 val)
215 {
216 	struct {
217 		__le32 wifi_stream;
218 		__le32 address;
219 		__le32 data;
220 	} req = {
221 		.wifi_stream = cpu_to_le32(wf),
222 		.address = cpu_to_le32(reg),
223 		.data = cpu_to_le32(val),
224 	};
225 
226 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RF_REG_ACCESS),
227 				 &req, sizeof(req), false);
228 }
229 
mt7622_trigger_hif_int(struct mt7615_dev * dev,bool en)230 void mt7622_trigger_hif_int(struct mt7615_dev *dev, bool en)
231 {
232 	if (!is_mt7622(&dev->mt76))
233 		return;
234 
235 	regmap_update_bits(dev->infracfg, MT_INFRACFG_MISC,
236 			   MT_INFRACFG_MISC_AP2CONN_WAKE,
237 			   !en * MT_INFRACFG_MISC_AP2CONN_WAKE);
238 }
239 EXPORT_SYMBOL_GPL(mt7622_trigger_hif_int);
240 
mt7615_mcu_drv_pmctrl(struct mt7615_dev * dev)241 static int mt7615_mcu_drv_pmctrl(struct mt7615_dev *dev)
242 {
243 	struct mt76_phy *mphy = &dev->mt76.phy;
244 	struct mt76_connac_pm *pm = &dev->pm;
245 	struct mt76_dev *mdev = &dev->mt76;
246 	u32 addr;
247 	int err;
248 
249 	if (is_mt7663(mdev)) {
250 		/* Clear firmware own via N9 eint */
251 		mt76_wr(dev, MT_PCIE_DOORBELL_PUSH, MT_CFG_LPCR_HOST_DRV_OWN);
252 		mt76_poll(dev, MT_CONN_ON_MISC, MT_CFG_LPCR_HOST_FW_OWN, 0, 3000);
253 
254 		addr = MT_CONN_HIF_ON_LPCTL;
255 	} else {
256 		addr = MT_CFG_LPCR_HOST;
257 	}
258 
259 	mt76_wr(dev, addr, MT_CFG_LPCR_HOST_DRV_OWN);
260 
261 	mt7622_trigger_hif_int(dev, true);
262 
263 	err = !mt76_poll_msec(dev, addr, MT_CFG_LPCR_HOST_FW_OWN, 0, 3000);
264 
265 	mt7622_trigger_hif_int(dev, false);
266 
267 	if (err) {
268 		dev_err(mdev->dev, "driver own failed\n");
269 		return -ETIMEDOUT;
270 	}
271 
272 	clear_bit(MT76_STATE_PM, &mphy->state);
273 
274 	pm->stats.last_wake_event = jiffies;
275 	pm->stats.doze_time += pm->stats.last_wake_event -
276 			       pm->stats.last_doze_event;
277 
278 	return 0;
279 }
280 
mt7615_mcu_lp_drv_pmctrl(struct mt7615_dev * dev)281 static int mt7615_mcu_lp_drv_pmctrl(struct mt7615_dev *dev)
282 {
283 	struct mt76_phy *mphy = &dev->mt76.phy;
284 	struct mt76_connac_pm *pm = &dev->pm;
285 	int i, err = 0;
286 
287 	mutex_lock(&pm->mutex);
288 
289 	if (!test_bit(MT76_STATE_PM, &mphy->state))
290 		goto out;
291 
292 	for (i = 0; i < MT7615_DRV_OWN_RETRY_COUNT; i++) {
293 		mt76_wr(dev, MT_PCIE_DOORBELL_PUSH, MT_CFG_LPCR_HOST_DRV_OWN);
294 		if (mt76_poll_msec(dev, MT_CONN_HIF_ON_LPCTL,
295 				   MT_CFG_LPCR_HOST_FW_OWN, 0, 50))
296 			break;
297 	}
298 
299 	if (i == MT7615_DRV_OWN_RETRY_COUNT) {
300 		dev_err(dev->mt76.dev, "driver own failed\n");
301 		err = -EIO;
302 		goto out;
303 	}
304 	clear_bit(MT76_STATE_PM, &mphy->state);
305 
306 	pm->stats.last_wake_event = jiffies;
307 	pm->stats.doze_time += pm->stats.last_wake_event -
308 			       pm->stats.last_doze_event;
309 out:
310 	mutex_unlock(&pm->mutex);
311 
312 	return err;
313 }
314 
mt7615_mcu_fw_pmctrl(struct mt7615_dev * dev)315 static int mt7615_mcu_fw_pmctrl(struct mt7615_dev *dev)
316 {
317 	struct mt76_phy *mphy = &dev->mt76.phy;
318 	struct mt76_connac_pm *pm = &dev->pm;
319 	int err = 0;
320 	u32 addr;
321 
322 	mutex_lock(&pm->mutex);
323 
324 	if (mt76_connac_skip_fw_pmctrl(mphy, pm))
325 		goto out;
326 
327 	mt7622_trigger_hif_int(dev, true);
328 
329 	addr = is_mt7663(&dev->mt76) ? MT_CONN_HIF_ON_LPCTL : MT_CFG_LPCR_HOST;
330 	mt76_wr(dev, addr, MT_CFG_LPCR_HOST_FW_OWN);
331 
332 	if (is_mt7622(&dev->mt76) &&
333 	    !mt76_poll_msec(dev, addr, MT_CFG_LPCR_HOST_FW_OWN,
334 			    MT_CFG_LPCR_HOST_FW_OWN, 3000)) {
335 		dev_err(dev->mt76.dev, "Timeout for firmware own\n");
336 		clear_bit(MT76_STATE_PM, &mphy->state);
337 		err = -EIO;
338 	}
339 
340 	mt7622_trigger_hif_int(dev, false);
341 	if (!err) {
342 		pm->stats.last_doze_event = jiffies;
343 		pm->stats.awake_time += pm->stats.last_doze_event -
344 					pm->stats.last_wake_event;
345 	}
346 out:
347 	mutex_unlock(&pm->mutex);
348 
349 	return err;
350 }
351 
352 static void
mt7615_mcu_csa_finish(void * priv,u8 * mac,struct ieee80211_vif * vif)353 mt7615_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif)
354 {
355 	if (vif->bss_conf.csa_active)
356 		ieee80211_csa_finish(vif, 0);
357 }
358 
359 static void
mt7615_mcu_rx_csa_notify(struct mt7615_dev * dev,struct sk_buff * skb)360 mt7615_mcu_rx_csa_notify(struct mt7615_dev *dev, struct sk_buff *skb)
361 {
362 	struct mt7615_phy *ext_phy = mt7615_ext_phy(dev);
363 	struct mt76_phy *mphy = &dev->mt76.phy;
364 	struct mt7615_mcu_csa_notify *c;
365 
366 	c = (struct mt7615_mcu_csa_notify *)skb->data;
367 
368 	if (c->omac_idx > EXT_BSSID_MAX)
369 		return;
370 
371 	if (ext_phy && ext_phy->omac_mask & BIT_ULL(c->omac_idx))
372 		mphy = dev->mt76.phys[MT_BAND1];
373 
374 	ieee80211_iterate_active_interfaces_atomic(mphy->hw,
375 			IEEE80211_IFACE_ITER_RESUME_ALL,
376 			mt7615_mcu_csa_finish, mphy->hw);
377 }
378 
379 static void
mt7615_mcu_rx_radar_detected(struct mt7615_dev * dev,struct sk_buff * skb)380 mt7615_mcu_rx_radar_detected(struct mt7615_dev *dev, struct sk_buff *skb)
381 {
382 	struct mt76_phy *mphy = &dev->mt76.phy;
383 	struct mt7615_mcu_rdd_report *r;
384 
385 	r = (struct mt7615_mcu_rdd_report *)skb->data;
386 
387 	if (!dev->radar_pattern.n_pulses && !r->long_detected &&
388 	    !r->constant_prf_detected && !r->staggered_prf_detected)
389 		return;
390 
391 	if (r->band_idx && dev->mt76.phys[MT_BAND1])
392 		mphy = dev->mt76.phys[MT_BAND1];
393 
394 	if (mt76_phy_dfs_state(mphy) < MT_DFS_STATE_CAC)
395 		return;
396 
397 	ieee80211_radar_detected(mphy->hw, NULL);
398 	dev->hw_pattern++;
399 }
400 
401 static void
mt7615_mcu_rx_log_message(struct mt7615_dev * dev,struct sk_buff * skb)402 mt7615_mcu_rx_log_message(struct mt7615_dev *dev, struct sk_buff *skb)
403 {
404 	struct mt7615_mcu_rxd *rxd = (struct mt7615_mcu_rxd *)skb->data;
405 	const char *data = (char *)&rxd[1];
406 	const char *type;
407 
408 	switch (rxd->s2d_index) {
409 	case 0:
410 		type = "N9";
411 		break;
412 	case 2:
413 		type = "CR4";
414 		break;
415 	default:
416 		type = "unknown";
417 		break;
418 	}
419 
420 	wiphy_info(mt76_hw(dev)->wiphy, "%s: %.*s", type,
421 		   (int)(skb->len - sizeof(*rxd)), data);
422 }
423 
424 static void
mt7615_mcu_rx_ext_event(struct mt7615_dev * dev,struct sk_buff * skb)425 mt7615_mcu_rx_ext_event(struct mt7615_dev *dev, struct sk_buff *skb)
426 {
427 	struct mt7615_mcu_rxd *rxd = (struct mt7615_mcu_rxd *)skb->data;
428 
429 	switch (rxd->ext_eid) {
430 	case MCU_EXT_EVENT_RDD_REPORT:
431 		mt7615_mcu_rx_radar_detected(dev, skb);
432 		break;
433 	case MCU_EXT_EVENT_CSA_NOTIFY:
434 		mt7615_mcu_rx_csa_notify(dev, skb);
435 		break;
436 	case MCU_EXT_EVENT_FW_LOG_2_HOST:
437 		mt7615_mcu_rx_log_message(dev, skb);
438 		break;
439 	default:
440 		break;
441 	}
442 }
443 
444 static void
mt7615_mcu_scan_event(struct mt7615_dev * dev,struct sk_buff * skb)445 mt7615_mcu_scan_event(struct mt7615_dev *dev, struct sk_buff *skb)
446 {
447 	u8 *seq_num = skb->data + sizeof(struct mt7615_mcu_rxd);
448 	struct mt7615_phy *phy;
449 	struct mt76_phy *mphy;
450 
451 	if (*seq_num & BIT(7) && dev->mt76.phys[MT_BAND1])
452 		mphy = dev->mt76.phys[MT_BAND1];
453 	else
454 		mphy = &dev->mt76.phy;
455 
456 	phy = mphy->priv;
457 
458 	spin_lock_bh(&dev->mt76.lock);
459 	__skb_queue_tail(&phy->scan_event_list, skb);
460 	spin_unlock_bh(&dev->mt76.lock);
461 
462 	ieee80211_queue_delayed_work(mphy->hw, &phy->scan_work,
463 				     MT7615_HW_SCAN_TIMEOUT);
464 }
465 
466 static void
mt7615_mcu_roc_event(struct mt7615_dev * dev,struct sk_buff * skb)467 mt7615_mcu_roc_event(struct mt7615_dev *dev, struct sk_buff *skb)
468 {
469 	struct mt7615_roc_tlv *event;
470 	struct mt7615_phy *phy;
471 	struct mt76_phy *mphy;
472 	int duration;
473 
474 	skb_pull(skb, sizeof(struct mt7615_mcu_rxd));
475 	event = (struct mt7615_roc_tlv *)skb->data;
476 
477 	if (event->dbdc_band && dev->mt76.phys[MT_BAND1])
478 		mphy = dev->mt76.phys[MT_BAND1];
479 	else
480 		mphy = &dev->mt76.phy;
481 
482 	ieee80211_ready_on_channel(mphy->hw);
483 
484 	phy = mphy->priv;
485 	phy->roc_grant = true;
486 	wake_up(&phy->roc_wait);
487 
488 	duration = le32_to_cpu(event->max_interval);
489 	mod_timer(&phy->roc_timer,
490 		  round_jiffies_up(jiffies + msecs_to_jiffies(duration)));
491 }
492 
493 static void
mt7615_mcu_beacon_loss_event(struct mt7615_dev * dev,struct sk_buff * skb)494 mt7615_mcu_beacon_loss_event(struct mt7615_dev *dev, struct sk_buff *skb)
495 {
496 	struct mt76_connac_beacon_loss_event *event;
497 	struct mt76_phy *mphy;
498 	u8 band_idx = 0; /* DBDC support */
499 
500 	skb_pull(skb, sizeof(struct mt7615_mcu_rxd));
501 	event = (struct mt76_connac_beacon_loss_event *)skb->data;
502 	if (band_idx && dev->mt76.phys[MT_BAND1])
503 		mphy = dev->mt76.phys[MT_BAND1];
504 	else
505 		mphy = &dev->mt76.phy;
506 
507 	ieee80211_iterate_active_interfaces_atomic(mphy->hw,
508 					IEEE80211_IFACE_ITER_RESUME_ALL,
509 					mt76_connac_mcu_beacon_loss_iter,
510 					event);
511 }
512 
513 static void
mt7615_mcu_bss_event(struct mt7615_dev * dev,struct sk_buff * skb)514 mt7615_mcu_bss_event(struct mt7615_dev *dev, struct sk_buff *skb)
515 {
516 	struct mt76_connac_mcu_bss_event *event;
517 	struct mt76_phy *mphy;
518 	u8 band_idx = 0; /* DBDC support */
519 
520 	skb_pull(skb, sizeof(struct mt7615_mcu_rxd));
521 	event = (struct mt76_connac_mcu_bss_event *)skb->data;
522 
523 	if (band_idx && dev->mt76.phys[MT_BAND1])
524 		mphy = dev->mt76.phys[MT_BAND1];
525 	else
526 		mphy = &dev->mt76.phy;
527 
528 	if (event->is_absent)
529 		ieee80211_stop_queues(mphy->hw);
530 	else
531 		ieee80211_wake_queues(mphy->hw);
532 }
533 
534 static void
mt7615_mcu_rx_unsolicited_event(struct mt7615_dev * dev,struct sk_buff * skb)535 mt7615_mcu_rx_unsolicited_event(struct mt7615_dev *dev, struct sk_buff *skb)
536 {
537 	struct mt7615_mcu_rxd *rxd = (struct mt7615_mcu_rxd *)skb->data;
538 
539 	switch (rxd->eid) {
540 	case MCU_EVENT_EXT:
541 		mt7615_mcu_rx_ext_event(dev, skb);
542 		break;
543 	case MCU_EVENT_BSS_BEACON_LOSS:
544 		mt7615_mcu_beacon_loss_event(dev, skb);
545 		break;
546 	case MCU_EVENT_ROC:
547 		mt7615_mcu_roc_event(dev, skb);
548 		break;
549 	case MCU_EVENT_SCHED_SCAN_DONE:
550 	case MCU_EVENT_SCAN_DONE:
551 		mt7615_mcu_scan_event(dev, skb);
552 		return;
553 	case MCU_EVENT_BSS_ABSENCE:
554 		mt7615_mcu_bss_event(dev, skb);
555 		break;
556 	case MCU_EVENT_COREDUMP:
557 		mt76_connac_mcu_coredump_event(&dev->mt76, skb,
558 					       &dev->coredump);
559 		return;
560 	default:
561 		break;
562 	}
563 	dev_kfree_skb(skb);
564 }
565 
mt7615_mcu_rx_event(struct mt7615_dev * dev,struct sk_buff * skb)566 void mt7615_mcu_rx_event(struct mt7615_dev *dev, struct sk_buff *skb)
567 {
568 	struct mt7615_mcu_rxd *rxd = (struct mt7615_mcu_rxd *)skb->data;
569 
570 	if (rxd->ext_eid == MCU_EXT_EVENT_THERMAL_PROTECT ||
571 	    rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST ||
572 	    rxd->ext_eid == MCU_EXT_EVENT_ASSERT_DUMP ||
573 	    rxd->ext_eid == MCU_EXT_EVENT_PS_SYNC ||
574 	    rxd->eid == MCU_EVENT_BSS_BEACON_LOSS ||
575 	    rxd->eid == MCU_EVENT_SCHED_SCAN_DONE ||
576 	    rxd->eid == MCU_EVENT_BSS_ABSENCE ||
577 	    rxd->eid == MCU_EVENT_SCAN_DONE ||
578 	    rxd->eid == MCU_EVENT_COREDUMP ||
579 	    rxd->eid == MCU_EVENT_ROC ||
580 	    !rxd->seq)
581 		mt7615_mcu_rx_unsolicited_event(dev, skb);
582 	else
583 		mt76_mcu_rx_event(&dev->mt76, skb);
584 }
585 
586 static int
mt7615_mcu_muar_config(struct mt7615_dev * dev,struct ieee80211_vif * vif,bool bssid,bool enable)587 mt7615_mcu_muar_config(struct mt7615_dev *dev, struct ieee80211_vif *vif,
588 		       bool bssid, bool enable)
589 {
590 	struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
591 	u32 idx = mvif->mt76.omac_idx - REPEATER_BSSID_START;
592 	u32 mask = dev->omac_mask >> 32 & ~BIT(idx);
593 	const u8 *addr = vif->addr;
594 	struct {
595 		u8 mode;
596 		u8 force_clear;
597 		u8 clear_bitmap[8];
598 		u8 entry_count;
599 		u8 write;
600 
601 		u8 index;
602 		u8 bssid;
603 		u8 addr[ETH_ALEN];
604 	} __packed req = {
605 		.mode = !!mask || enable,
606 		.entry_count = 1,
607 		.write = 1,
608 
609 		.index = idx * 2 + bssid,
610 	};
611 
612 	if (bssid)
613 		addr = vif->bss_conf.bssid;
614 
615 	if (enable)
616 		ether_addr_copy(req.addr, addr);
617 
618 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(MUAR_UPDATE),
619 				 &req, sizeof(req), true);
620 }
621 
622 static int
mt7615_mcu_add_dev(struct mt7615_phy * phy,struct ieee80211_vif * vif,bool enable)623 mt7615_mcu_add_dev(struct mt7615_phy *phy, struct ieee80211_vif *vif,
624 		   bool enable)
625 {
626 	struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
627 	struct mt7615_dev *dev = phy->dev;
628 	struct {
629 		struct req_hdr {
630 			u8 omac_idx;
631 			u8 band_idx;
632 			__le16 tlv_num;
633 			u8 is_tlv_append;
634 			u8 rsv[3];
635 		} __packed hdr;
636 		struct req_tlv {
637 			__le16 tag;
638 			__le16 len;
639 			u8 active;
640 			u8 band_idx;
641 			u8 omac_addr[ETH_ALEN];
642 		} __packed tlv;
643 	} data = {
644 		.hdr = {
645 			.omac_idx = mvif->mt76.omac_idx,
646 			.band_idx = mvif->mt76.band_idx,
647 			.tlv_num = cpu_to_le16(1),
648 			.is_tlv_append = 1,
649 		},
650 		.tlv = {
651 			.tag = cpu_to_le16(DEV_INFO_ACTIVE),
652 			.len = cpu_to_le16(sizeof(struct req_tlv)),
653 			.active = enable,
654 			.band_idx = mvif->mt76.band_idx,
655 		},
656 	};
657 
658 	if (mvif->mt76.omac_idx >= REPEATER_BSSID_START)
659 		return mt7615_mcu_muar_config(dev, vif, false, enable);
660 
661 	memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN);
662 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(DEV_INFO_UPDATE),
663 				 &data, sizeof(data), true);
664 }
665 
666 static int
mt7615_mcu_add_beacon_offload(struct mt7615_dev * dev,struct ieee80211_hw * hw,struct ieee80211_vif * vif,bool enable)667 mt7615_mcu_add_beacon_offload(struct mt7615_dev *dev,
668 			      struct ieee80211_hw *hw,
669 			      struct ieee80211_vif *vif, bool enable)
670 {
671 	struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
672 	struct mt76_wcid *wcid = &dev->mt76.global_wcid;
673 	struct ieee80211_mutable_offsets offs;
674 	struct ieee80211_tx_info *info;
675 	struct req {
676 		u8 omac_idx;
677 		u8 enable;
678 		u8 wlan_idx;
679 		u8 band_idx;
680 		u8 pkt_type;
681 		u8 need_pre_tbtt_int;
682 		__le16 csa_ie_pos;
683 		__le16 pkt_len;
684 		__le16 tim_ie_pos;
685 		u8 pkt[512];
686 		u8 csa_cnt;
687 		/* bss color change */
688 		u8 bcc_cnt;
689 		__le16 bcc_ie_pos;
690 	} __packed req = {
691 		.omac_idx = mvif->mt76.omac_idx,
692 		.enable = enable,
693 		.wlan_idx = wcid->idx,
694 		.band_idx = mvif->mt76.band_idx,
695 	};
696 	struct sk_buff *skb;
697 
698 	if (!enable)
699 		goto out;
700 
701 	skb = ieee80211_beacon_get_template(hw, vif, &offs, 0);
702 	if (!skb)
703 		return -EINVAL;
704 
705 	if (skb->len > 512 - MT_TXD_SIZE) {
706 		dev_err(dev->mt76.dev, "Bcn size limit exceed\n");
707 		dev_kfree_skb(skb);
708 		return -EINVAL;
709 	}
710 
711 	info = IEEE80211_SKB_CB(skb);
712 	info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, mvif->mt76.band_idx);
713 
714 	mt7615_mac_write_txwi(dev, (__le32 *)(req.pkt), skb, wcid, NULL,
715 			      0, NULL, 0, true);
716 	memcpy(req.pkt + MT_TXD_SIZE, skb->data, skb->len);
717 	req.pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len);
718 	req.tim_ie_pos = cpu_to_le16(MT_TXD_SIZE + offs.tim_offset);
719 	if (offs.cntdwn_counter_offs[0]) {
720 		u16 csa_offs;
721 
722 		csa_offs = MT_TXD_SIZE + offs.cntdwn_counter_offs[0] - 4;
723 		req.csa_ie_pos = cpu_to_le16(csa_offs);
724 		req.csa_cnt = skb->data[offs.cntdwn_counter_offs[0]];
725 	}
726 	dev_kfree_skb(skb);
727 
728 out:
729 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(BCN_OFFLOAD), &req,
730 				 sizeof(req), true);
731 }
732 
733 static int
mt7615_mcu_ctrl_pm_state(struct mt7615_dev * dev,int band,int state)734 mt7615_mcu_ctrl_pm_state(struct mt7615_dev *dev, int band, int state)
735 {
736 	return mt76_connac_mcu_set_pm(&dev->mt76, band, state);
737 }
738 
739 static int
mt7615_mcu_add_bss(struct mt7615_phy * phy,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool enable)740 mt7615_mcu_add_bss(struct mt7615_phy *phy, struct ieee80211_vif *vif,
741 		   struct ieee80211_sta *sta, bool enable)
742 {
743 	struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
744 	struct mt7615_dev *dev = phy->dev;
745 	struct sk_buff *skb;
746 
747 	if (mvif->mt76.omac_idx >= REPEATER_BSSID_START)
748 		mt7615_mcu_muar_config(dev, vif, true, enable);
749 
750 	skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, NULL);
751 	if (IS_ERR(skb))
752 		return PTR_ERR(skb);
753 
754 	if (enable)
755 		mt76_connac_mcu_bss_omac_tlv(skb, vif);
756 
757 	mt76_connac_mcu_bss_basic_tlv(skb, vif, sta, phy->mt76,
758 				      mvif->sta.wcid.idx, enable);
759 
760 	if (enable && mvif->mt76.omac_idx >= EXT_BSSID_START &&
761 	    mvif->mt76.omac_idx < REPEATER_BSSID_START)
762 		mt76_connac_mcu_bss_ext_tlv(skb, &mvif->mt76);
763 
764 	return mt76_mcu_skb_send_msg(&dev->mt76, skb,
765 				     MCU_EXT_CMD(BSS_INFO_UPDATE), true);
766 }
767 
768 static int
mt7615_mcu_wtbl_tx_ba(struct mt7615_dev * dev,struct ieee80211_ampdu_params * params,bool enable)769 mt7615_mcu_wtbl_tx_ba(struct mt7615_dev *dev,
770 		      struct ieee80211_ampdu_params *params,
771 		      bool enable)
772 {
773 	struct mt7615_sta *msta = (struct mt7615_sta *)params->sta->drv_priv;
774 	struct mt7615_vif *mvif = msta->vif;
775 	struct wtbl_req_hdr *wtbl_hdr;
776 	struct sk_buff *skb = NULL;
777 	int err;
778 
779 	wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(&dev->mt76, &msta->wcid,
780 						  WTBL_SET, NULL, &skb);
781 	if (IS_ERR(wtbl_hdr))
782 		return PTR_ERR(wtbl_hdr);
783 
784 	mt76_connac_mcu_wtbl_ba_tlv(&dev->mt76, skb, params, enable, true,
785 				    NULL, wtbl_hdr);
786 
787 	err = mt76_mcu_skb_send_msg(&dev->mt76, skb,
788 				    MCU_EXT_CMD(WTBL_UPDATE), true);
789 	if (err < 0)
790 		return err;
791 
792 	skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
793 					    &msta->wcid);
794 	if (IS_ERR(skb))
795 		return PTR_ERR(skb);
796 
797 	mt76_connac_mcu_sta_ba_tlv(skb, params, enable, true);
798 
799 	return mt76_mcu_skb_send_msg(&dev->mt76, skb,
800 				     MCU_EXT_CMD(STA_REC_UPDATE), true);
801 }
802 
803 static int
mt7615_mcu_wtbl_rx_ba(struct mt7615_dev * dev,struct ieee80211_ampdu_params * params,bool enable)804 mt7615_mcu_wtbl_rx_ba(struct mt7615_dev *dev,
805 		      struct ieee80211_ampdu_params *params,
806 		      bool enable)
807 {
808 	struct mt7615_sta *msta = (struct mt7615_sta *)params->sta->drv_priv;
809 	struct mt7615_vif *mvif = msta->vif;
810 	struct wtbl_req_hdr *wtbl_hdr;
811 	struct sk_buff *skb;
812 	int err;
813 
814 	skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
815 					    &msta->wcid);
816 	if (IS_ERR(skb))
817 		return PTR_ERR(skb);
818 
819 	mt76_connac_mcu_sta_ba_tlv(skb, params, enable, false);
820 
821 	err = mt76_mcu_skb_send_msg(&dev->mt76, skb,
822 				    MCU_EXT_CMD(STA_REC_UPDATE), true);
823 	if (err < 0 || !enable)
824 		return err;
825 
826 	skb = NULL;
827 	wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(&dev->mt76, &msta->wcid,
828 						  WTBL_SET, NULL, &skb);
829 	if (IS_ERR(wtbl_hdr))
830 		return PTR_ERR(wtbl_hdr);
831 
832 	mt76_connac_mcu_wtbl_ba_tlv(&dev->mt76, skb, params, enable, false,
833 				    NULL, wtbl_hdr);
834 
835 	return mt76_mcu_skb_send_msg(&dev->mt76, skb,
836 				     MCU_EXT_CMD(WTBL_UPDATE), true);
837 }
838 
839 static int
mt7615_mcu_wtbl_sta_add(struct mt7615_phy * phy,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool enable)840 mt7615_mcu_wtbl_sta_add(struct mt7615_phy *phy, struct ieee80211_vif *vif,
841 			struct ieee80211_sta *sta, bool enable)
842 {
843 	struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
844 	struct sk_buff *skb, *sskb, *wskb = NULL;
845 	struct ieee80211_link_sta *link_sta;
846 	struct mt7615_dev *dev = phy->dev;
847 	struct wtbl_req_hdr *wtbl_hdr;
848 	struct mt7615_sta *msta;
849 	bool new_entry = true;
850 	int conn_state;
851 	int cmd, err;
852 
853 	msta = sta ? (struct mt7615_sta *)sta->drv_priv : &mvif->sta;
854 	link_sta = sta ? &sta->deflink : NULL;
855 
856 	sskb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
857 					     &msta->wcid);
858 	if (IS_ERR(sskb))
859 		return PTR_ERR(sskb);
860 
861 	if (!sta) {
862 		if (mvif->sta_added)
863 			new_entry = false;
864 		else
865 			mvif->sta_added = true;
866 	}
867 	conn_state = enable ? CONN_STATE_PORT_SECURE : CONN_STATE_DISCONNECT;
868 	mt76_connac_mcu_sta_basic_tlv(&dev->mt76, sskb, vif, link_sta,
869 				      conn_state, new_entry);
870 	if (enable && sta)
871 		mt76_connac_mcu_sta_tlv(phy->mt76, sskb, sta, vif, 0,
872 					MT76_STA_INFO_STATE_ASSOC);
873 
874 	wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(&dev->mt76, &msta->wcid,
875 						  WTBL_RESET_AND_SET, NULL,
876 						  &wskb);
877 	if (IS_ERR(wtbl_hdr))
878 		return PTR_ERR(wtbl_hdr);
879 
880 	if (enable) {
881 		mt76_connac_mcu_wtbl_generic_tlv(&dev->mt76, wskb, vif, sta,
882 						 NULL, wtbl_hdr);
883 		if (sta)
884 			mt76_connac_mcu_wtbl_ht_tlv(&dev->mt76, wskb, sta,
885 						    NULL, wtbl_hdr, true, true);
886 		mt76_connac_mcu_wtbl_hdr_trans_tlv(wskb, vif, &msta->wcid,
887 						   NULL, wtbl_hdr);
888 	}
889 
890 	cmd = enable ? MCU_EXT_CMD(WTBL_UPDATE) : MCU_EXT_CMD(STA_REC_UPDATE);
891 	skb = enable ? wskb : sskb;
892 
893 	err = mt76_mcu_skb_send_msg(&dev->mt76, skb, cmd, true);
894 	if (err < 0) {
895 		skb = enable ? sskb : wskb;
896 		dev_kfree_skb(skb);
897 
898 		return err;
899 	}
900 
901 	cmd = enable ? MCU_EXT_CMD(STA_REC_UPDATE) : MCU_EXT_CMD(WTBL_UPDATE);
902 	skb = enable ? sskb : wskb;
903 
904 	return mt76_mcu_skb_send_msg(&dev->mt76, skb, cmd, true);
905 }
906 
907 static int
mt7615_mcu_wtbl_update_hdr_trans(struct mt7615_dev * dev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)908 mt7615_mcu_wtbl_update_hdr_trans(struct mt7615_dev *dev,
909 				 struct ieee80211_vif *vif,
910 				 struct ieee80211_sta *sta)
911 {
912 	return mt76_connac_mcu_wtbl_update_hdr_trans(&dev->mt76, vif, sta);
913 }
914 
915 static const struct mt7615_mcu_ops wtbl_update_ops = {
916 	.add_beacon_offload = mt7615_mcu_add_beacon_offload,
917 	.set_pm_state = mt7615_mcu_ctrl_pm_state,
918 	.add_dev_info = mt7615_mcu_add_dev,
919 	.add_bss_info = mt7615_mcu_add_bss,
920 	.add_tx_ba = mt7615_mcu_wtbl_tx_ba,
921 	.add_rx_ba = mt7615_mcu_wtbl_rx_ba,
922 	.sta_add = mt7615_mcu_wtbl_sta_add,
923 	.set_drv_ctrl = mt7615_mcu_drv_pmctrl,
924 	.set_fw_ctrl = mt7615_mcu_fw_pmctrl,
925 	.set_sta_decap_offload = mt7615_mcu_wtbl_update_hdr_trans,
926 };
927 
928 static int
mt7615_mcu_sta_ba(struct mt7615_dev * dev,struct ieee80211_ampdu_params * params,bool enable,bool tx)929 mt7615_mcu_sta_ba(struct mt7615_dev *dev,
930 		  struct ieee80211_ampdu_params *params,
931 		  bool enable, bool tx)
932 {
933 	struct mt7615_sta *msta = (struct mt7615_sta *)params->sta->drv_priv;
934 	struct mt7615_vif *mvif = msta->vif;
935 	struct wtbl_req_hdr *wtbl_hdr;
936 	struct tlv *sta_wtbl;
937 	struct sk_buff *skb;
938 
939 	skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
940 					    &msta->wcid);
941 	if (IS_ERR(skb))
942 		return PTR_ERR(skb);
943 
944 	mt76_connac_mcu_sta_ba_tlv(skb, params, enable, tx);
945 
946 	sta_wtbl = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
947 
948 	wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(&dev->mt76, &msta->wcid,
949 						  WTBL_SET, sta_wtbl, &skb);
950 	if (IS_ERR(wtbl_hdr))
951 		return PTR_ERR(wtbl_hdr);
952 
953 	mt76_connac_mcu_wtbl_ba_tlv(&dev->mt76, skb, params, enable, tx,
954 				    sta_wtbl, wtbl_hdr);
955 
956 	return mt76_mcu_skb_send_msg(&dev->mt76, skb,
957 				     MCU_EXT_CMD(STA_REC_UPDATE), true);
958 }
959 
960 static int
mt7615_mcu_sta_tx_ba(struct mt7615_dev * dev,struct ieee80211_ampdu_params * params,bool enable)961 mt7615_mcu_sta_tx_ba(struct mt7615_dev *dev,
962 		     struct ieee80211_ampdu_params *params,
963 		     bool enable)
964 {
965 	return mt7615_mcu_sta_ba(dev, params, enable, true);
966 }
967 
968 static int
mt7615_mcu_sta_rx_ba(struct mt7615_dev * dev,struct ieee80211_ampdu_params * params,bool enable)969 mt7615_mcu_sta_rx_ba(struct mt7615_dev *dev,
970 		     struct ieee80211_ampdu_params *params,
971 		     bool enable)
972 {
973 	return mt7615_mcu_sta_ba(dev, params, enable, false);
974 }
975 
976 static int
__mt7615_mcu_add_sta(struct mt76_phy * phy,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool enable,int cmd,bool offload_fw)977 __mt7615_mcu_add_sta(struct mt76_phy *phy, struct ieee80211_vif *vif,
978 		     struct ieee80211_sta *sta, bool enable, int cmd,
979 		     bool offload_fw)
980 {
981 	struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
982 	struct mt76_sta_cmd_info info = {
983 		.sta = sta,
984 		.vif = vif,
985 		.offload_fw = offload_fw,
986 		.enable = enable,
987 		.newly = true,
988 		.cmd = cmd,
989 	};
990 
991 	info.wcid = sta ? (struct mt76_wcid *)sta->drv_priv : &mvif->sta.wcid;
992 	return mt76_connac_mcu_sta_cmd(phy, &info);
993 }
994 
995 static int
mt7615_mcu_add_sta(struct mt7615_phy * phy,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool enable)996 mt7615_mcu_add_sta(struct mt7615_phy *phy, struct ieee80211_vif *vif,
997 		   struct ieee80211_sta *sta, bool enable)
998 {
999 	return __mt7615_mcu_add_sta(phy->mt76, vif, sta, enable,
1000 				    MCU_EXT_CMD(STA_REC_UPDATE), false);
1001 }
1002 
1003 static int
mt7615_mcu_sta_update_hdr_trans(struct mt7615_dev * dev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)1004 mt7615_mcu_sta_update_hdr_trans(struct mt7615_dev *dev,
1005 				struct ieee80211_vif *vif,
1006 				struct ieee80211_sta *sta)
1007 {
1008 	struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv;
1009 
1010 	return mt76_connac_mcu_sta_update_hdr_trans(&dev->mt76,
1011 						    vif, &msta->wcid,
1012 						    MCU_EXT_CMD(STA_REC_UPDATE));
1013 }
1014 
1015 static const struct mt7615_mcu_ops sta_update_ops = {
1016 	.add_beacon_offload = mt7615_mcu_add_beacon_offload,
1017 	.set_pm_state = mt7615_mcu_ctrl_pm_state,
1018 	.add_dev_info = mt7615_mcu_add_dev,
1019 	.add_bss_info = mt7615_mcu_add_bss,
1020 	.add_tx_ba = mt7615_mcu_sta_tx_ba,
1021 	.add_rx_ba = mt7615_mcu_sta_rx_ba,
1022 	.sta_add = mt7615_mcu_add_sta,
1023 	.set_drv_ctrl = mt7615_mcu_drv_pmctrl,
1024 	.set_fw_ctrl = mt7615_mcu_fw_pmctrl,
1025 	.set_sta_decap_offload = mt7615_mcu_sta_update_hdr_trans,
1026 };
1027 
1028 static int
mt7615_mcu_uni_ctrl_pm_state(struct mt7615_dev * dev,int band,int state)1029 mt7615_mcu_uni_ctrl_pm_state(struct mt7615_dev *dev, int band, int state)
1030 {
1031 	return 0;
1032 }
1033 
1034 static int
mt7615_mcu_uni_add_beacon_offload(struct mt7615_dev * dev,struct ieee80211_hw * hw,struct ieee80211_vif * vif,bool enable)1035 mt7615_mcu_uni_add_beacon_offload(struct mt7615_dev *dev,
1036 				  struct ieee80211_hw *hw,
1037 				  struct ieee80211_vif *vif,
1038 				  bool enable)
1039 {
1040 	struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
1041 	struct mt76_wcid *wcid = &dev->mt76.global_wcid;
1042 	struct ieee80211_mutable_offsets offs;
1043 	struct {
1044 		struct req_hdr {
1045 			u8 bss_idx;
1046 			u8 pad[3];
1047 		} __packed hdr;
1048 		struct bcn_content_tlv {
1049 			__le16 tag;
1050 			__le16 len;
1051 			__le16 tim_ie_pos;
1052 			__le16 csa_ie_pos;
1053 			__le16 bcc_ie_pos;
1054 			/* 0: disable beacon offload
1055 			 * 1: enable beacon offload
1056 			 * 2: update probe respond offload
1057 			 */
1058 			u8 enable;
1059 			/* 0: legacy format (TXD + payload)
1060 			 * 1: only cap field IE
1061 			 */
1062 			u8 type;
1063 			__le16 pkt_len;
1064 			u8 pkt[512];
1065 		} __packed beacon_tlv;
1066 	} req = {
1067 		.hdr = {
1068 			.bss_idx = mvif->mt76.idx,
1069 		},
1070 		.beacon_tlv = {
1071 			.tag = cpu_to_le16(UNI_BSS_INFO_BCN_CONTENT),
1072 			.len = cpu_to_le16(sizeof(struct bcn_content_tlv)),
1073 			.enable = enable,
1074 		},
1075 	};
1076 	struct sk_buff *skb;
1077 
1078 	if (!enable)
1079 		goto out;
1080 
1081 	skb = ieee80211_beacon_get_template(mt76_hw(dev), vif, &offs, 0);
1082 	if (!skb)
1083 		return -EINVAL;
1084 
1085 	if (skb->len > 512 - MT_TXD_SIZE) {
1086 		dev_err(dev->mt76.dev, "beacon size limit exceed\n");
1087 		dev_kfree_skb(skb);
1088 		return -EINVAL;
1089 	}
1090 
1091 	mt7615_mac_write_txwi(dev, (__le32 *)(req.beacon_tlv.pkt), skb,
1092 			      wcid, NULL, 0, NULL, 0, true);
1093 	memcpy(req.beacon_tlv.pkt + MT_TXD_SIZE, skb->data, skb->len);
1094 	req.beacon_tlv.pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len);
1095 	req.beacon_tlv.tim_ie_pos = cpu_to_le16(MT_TXD_SIZE + offs.tim_offset);
1096 
1097 	if (offs.cntdwn_counter_offs[0]) {
1098 		u16 csa_offs;
1099 
1100 		csa_offs = MT_TXD_SIZE + offs.cntdwn_counter_offs[0] - 4;
1101 		req.beacon_tlv.csa_ie_pos = cpu_to_le16(csa_offs);
1102 	}
1103 	dev_kfree_skb(skb);
1104 
1105 out:
1106 	return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE),
1107 				 &req, sizeof(req), true);
1108 }
1109 
1110 static int
mt7615_mcu_uni_add_dev(struct mt7615_phy * phy,struct ieee80211_vif * vif,bool enable)1111 mt7615_mcu_uni_add_dev(struct mt7615_phy *phy, struct ieee80211_vif *vif,
1112 		       bool enable)
1113 {
1114 	struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
1115 
1116 	return mt76_connac_mcu_uni_add_dev(phy->mt76, &vif->bss_conf,
1117 					   &mvif->sta.wcid, enable);
1118 }
1119 
1120 static int
mt7615_mcu_uni_add_bss(struct mt7615_phy * phy,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool enable)1121 mt7615_mcu_uni_add_bss(struct mt7615_phy *phy, struct ieee80211_vif *vif,
1122 		       struct ieee80211_sta *sta, bool enable)
1123 {
1124 	struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
1125 
1126 	return mt76_connac_mcu_uni_add_bss(phy->mt76, vif, &mvif->sta.wcid,
1127 					   enable, NULL);
1128 }
1129 
1130 static inline int
mt7615_mcu_uni_add_sta(struct mt7615_phy * phy,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool enable)1131 mt7615_mcu_uni_add_sta(struct mt7615_phy *phy, struct ieee80211_vif *vif,
1132 		       struct ieee80211_sta *sta, bool enable)
1133 {
1134 	return __mt7615_mcu_add_sta(phy->mt76, vif, sta, enable,
1135 				    MCU_UNI_CMD(STA_REC_UPDATE), true);
1136 }
1137 
1138 static int
mt7615_mcu_uni_tx_ba(struct mt7615_dev * dev,struct ieee80211_ampdu_params * params,bool enable)1139 mt7615_mcu_uni_tx_ba(struct mt7615_dev *dev,
1140 		     struct ieee80211_ampdu_params *params,
1141 		     bool enable)
1142 {
1143 	struct mt7615_sta *sta = (struct mt7615_sta *)params->sta->drv_priv;
1144 
1145 	return mt76_connac_mcu_sta_ba(&dev->mt76, &sta->vif->mt76, params,
1146 				      MCU_UNI_CMD(STA_REC_UPDATE), enable,
1147 				      true);
1148 }
1149 
1150 static int
mt7615_mcu_uni_rx_ba(struct mt7615_dev * dev,struct ieee80211_ampdu_params * params,bool enable)1151 mt7615_mcu_uni_rx_ba(struct mt7615_dev *dev,
1152 		     struct ieee80211_ampdu_params *params,
1153 		     bool enable)
1154 {
1155 	struct mt7615_sta *msta = (struct mt7615_sta *)params->sta->drv_priv;
1156 	struct mt7615_vif *mvif = msta->vif;
1157 	struct wtbl_req_hdr *wtbl_hdr;
1158 	struct tlv *sta_wtbl;
1159 	struct sk_buff *skb;
1160 	int err;
1161 
1162 	skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
1163 					    &msta->wcid);
1164 	if (IS_ERR(skb))
1165 		return PTR_ERR(skb);
1166 
1167 	mt76_connac_mcu_sta_ba_tlv(skb, params, enable, false);
1168 
1169 	err = mt76_mcu_skb_send_msg(&dev->mt76, skb,
1170 				    MCU_UNI_CMD(STA_REC_UPDATE), true);
1171 	if (err < 0 || !enable)
1172 		return err;
1173 
1174 	skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
1175 					    &msta->wcid);
1176 	if (IS_ERR(skb))
1177 		return PTR_ERR(skb);
1178 
1179 	sta_wtbl = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL,
1180 					   sizeof(struct tlv));
1181 
1182 	wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(&dev->mt76, &msta->wcid,
1183 						  WTBL_SET, sta_wtbl, &skb);
1184 	if (IS_ERR(wtbl_hdr))
1185 		return PTR_ERR(wtbl_hdr);
1186 
1187 	mt76_connac_mcu_wtbl_ba_tlv(&dev->mt76, skb, params, enable, false,
1188 				    sta_wtbl, wtbl_hdr);
1189 
1190 	return mt76_mcu_skb_send_msg(&dev->mt76, skb,
1191 				     MCU_UNI_CMD(STA_REC_UPDATE), true);
1192 }
1193 
1194 static int
mt7615_mcu_sta_uni_update_hdr_trans(struct mt7615_dev * dev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)1195 mt7615_mcu_sta_uni_update_hdr_trans(struct mt7615_dev *dev,
1196 				    struct ieee80211_vif *vif,
1197 				    struct ieee80211_sta *sta)
1198 {
1199 	struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv;
1200 
1201 	return mt76_connac_mcu_sta_update_hdr_trans(&dev->mt76,
1202 						    vif, &msta->wcid,
1203 						    MCU_UNI_CMD(STA_REC_UPDATE));
1204 }
1205 
1206 static const struct mt7615_mcu_ops uni_update_ops = {
1207 	.add_beacon_offload = mt7615_mcu_uni_add_beacon_offload,
1208 	.set_pm_state = mt7615_mcu_uni_ctrl_pm_state,
1209 	.add_dev_info = mt7615_mcu_uni_add_dev,
1210 	.add_bss_info = mt7615_mcu_uni_add_bss,
1211 	.add_tx_ba = mt7615_mcu_uni_tx_ba,
1212 	.add_rx_ba = mt7615_mcu_uni_rx_ba,
1213 	.sta_add = mt7615_mcu_uni_add_sta,
1214 	.set_drv_ctrl = mt7615_mcu_lp_drv_pmctrl,
1215 	.set_fw_ctrl = mt7615_mcu_fw_pmctrl,
1216 	.set_sta_decap_offload = mt7615_mcu_sta_uni_update_hdr_trans,
1217 };
1218 
mt7615_mcu_restart(struct mt76_dev * dev)1219 int mt7615_mcu_restart(struct mt76_dev *dev)
1220 {
1221 	return mt76_mcu_send_msg(dev, MCU_CMD(RESTART_DL_REQ), NULL, 0, true);
1222 }
1223 EXPORT_SYMBOL_GPL(mt7615_mcu_restart);
1224 
mt7615_load_patch(struct mt7615_dev * dev,u32 addr,const char * name)1225 static int mt7615_load_patch(struct mt7615_dev *dev, u32 addr, const char *name)
1226 {
1227 	const struct mt7615_patch_hdr *hdr;
1228 	const struct firmware *fw = NULL;
1229 	int len, ret, sem;
1230 
1231 	ret = firmware_request_nowarn(&fw, name, dev->mt76.dev);
1232 	if (ret)
1233 		return ret;
1234 
1235 	if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
1236 		dev_err(dev->mt76.dev, "Invalid firmware\n");
1237 		ret = -EINVAL;
1238 		goto release_fw;
1239 	}
1240 
1241 	sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, true);
1242 	switch (sem) {
1243 	case PATCH_IS_DL:
1244 		goto release_fw;
1245 	case PATCH_NOT_DL_SEM_SUCCESS:
1246 		break;
1247 	default:
1248 		dev_err(dev->mt76.dev, "Failed to get patch semaphore\n");
1249 		ret = -EAGAIN;
1250 		goto release_fw;
1251 	}
1252 
1253 	hdr = (const struct mt7615_patch_hdr *)(fw->data);
1254 
1255 	dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n",
1256 		 be32_to_cpu(hdr->hw_sw_ver), hdr->build_date);
1257 
1258 	len = fw->size - sizeof(*hdr);
1259 
1260 	ret = mt76_connac_mcu_init_download(&dev->mt76, addr, len,
1261 					    DL_MODE_NEED_RSP);
1262 	if (ret) {
1263 		dev_err(dev->mt76.dev, "Download request failed\n");
1264 		goto out;
1265 	}
1266 
1267 	ret = mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER),
1268 				     fw->data + sizeof(*hdr), len);
1269 	if (ret) {
1270 		dev_err(dev->mt76.dev, "Failed to send firmware to device\n");
1271 		goto out;
1272 	}
1273 
1274 	ret = mt76_connac_mcu_start_patch(&dev->mt76);
1275 	if (ret)
1276 		dev_err(dev->mt76.dev, "Failed to start patch\n");
1277 
1278 out:
1279 	sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, false);
1280 	switch (sem) {
1281 	case PATCH_REL_SEM_SUCCESS:
1282 		break;
1283 	default:
1284 		ret = -EAGAIN;
1285 		dev_err(dev->mt76.dev, "Failed to release patch semaphore\n");
1286 		break;
1287 	}
1288 
1289 release_fw:
1290 	release_firmware(fw);
1291 
1292 	return ret;
1293 }
1294 
1295 static int
mt7615_mcu_send_ram_firmware(struct mt7615_dev * dev,const struct mt7615_fw_trailer * hdr,const u8 * data,bool is_cr4)1296 mt7615_mcu_send_ram_firmware(struct mt7615_dev *dev,
1297 			     const struct mt7615_fw_trailer *hdr,
1298 			     const u8 *data, bool is_cr4)
1299 {
1300 	int n_region = is_cr4 ? CR4_REGION_NUM : N9_REGION_NUM;
1301 	int err, i, offset = 0;
1302 	u32 len, addr, mode;
1303 
1304 	for (i = 0; i < n_region; i++) {
1305 		mode = mt76_connac_mcu_gen_dl_mode(&dev->mt76,
1306 						   hdr[i].feature_set, is_cr4);
1307 		len = le32_to_cpu(hdr[i].len) + IMG_CRC_LEN;
1308 		addr = le32_to_cpu(hdr[i].addr);
1309 
1310 		err = mt76_connac_mcu_init_download(&dev->mt76, addr, len,
1311 						    mode);
1312 		if (err) {
1313 			dev_err(dev->mt76.dev, "Download request failed\n");
1314 			return err;
1315 		}
1316 
1317 		err = mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER),
1318 					     data + offset, len);
1319 		if (err) {
1320 			dev_err(dev->mt76.dev, "Failed to send firmware to device\n");
1321 			return err;
1322 		}
1323 
1324 		offset += len;
1325 	}
1326 
1327 	return 0;
1328 }
1329 
mt7615_load_n9(struct mt7615_dev * dev,const char * name)1330 static int mt7615_load_n9(struct mt7615_dev *dev, const char *name)
1331 {
1332 	const struct mt7615_fw_trailer *hdr;
1333 	const struct firmware *fw;
1334 	int ret;
1335 
1336 	ret = request_firmware(&fw, name, dev->mt76.dev);
1337 	if (ret)
1338 		return ret;
1339 
1340 	if (!fw || !fw->data || fw->size < N9_REGION_NUM * sizeof(*hdr)) {
1341 		dev_err(dev->mt76.dev, "Invalid firmware\n");
1342 		ret = -EINVAL;
1343 		goto out;
1344 	}
1345 
1346 	hdr = (const struct mt7615_fw_trailer *)(fw->data + fw->size -
1347 					N9_REGION_NUM * sizeof(*hdr));
1348 
1349 	dev_info(dev->mt76.dev, "N9 Firmware Version: %.10s, Build Time: %.15s\n",
1350 		 hdr->fw_ver, hdr->build_date);
1351 
1352 	ret = mt7615_mcu_send_ram_firmware(dev, hdr, fw->data, false);
1353 	if (ret)
1354 		goto out;
1355 
1356 	ret = mt76_connac_mcu_start_firmware(&dev->mt76,
1357 					     le32_to_cpu(hdr->addr),
1358 					     FW_START_OVERRIDE);
1359 	if (ret) {
1360 		dev_err(dev->mt76.dev, "Failed to start N9 firmware\n");
1361 		goto out;
1362 	}
1363 
1364 	snprintf(dev->mt76.hw->wiphy->fw_version,
1365 		 sizeof(dev->mt76.hw->wiphy->fw_version),
1366 		 "%.10s-%.15s", hdr->fw_ver, hdr->build_date);
1367 
1368 	if (!is_mt7615(&dev->mt76)) {
1369 		dev->fw_ver = MT7615_FIRMWARE_V2;
1370 		dev->mcu_ops = &sta_update_ops;
1371 	} else {
1372 		dev->fw_ver = MT7615_FIRMWARE_V1;
1373 		dev->mcu_ops = &wtbl_update_ops;
1374 	}
1375 
1376 out:
1377 	release_firmware(fw);
1378 	return ret;
1379 }
1380 
mt7615_load_cr4(struct mt7615_dev * dev,const char * name)1381 static int mt7615_load_cr4(struct mt7615_dev *dev, const char *name)
1382 {
1383 	const struct mt7615_fw_trailer *hdr;
1384 	const struct firmware *fw;
1385 	int ret;
1386 
1387 	ret = request_firmware(&fw, name, dev->mt76.dev);
1388 	if (ret)
1389 		return ret;
1390 
1391 	if (!fw || !fw->data || fw->size < CR4_REGION_NUM * sizeof(*hdr)) {
1392 		dev_err(dev->mt76.dev, "Invalid firmware\n");
1393 		ret = -EINVAL;
1394 		goto out;
1395 	}
1396 
1397 	hdr = (const struct mt7615_fw_trailer *)(fw->data + fw->size -
1398 					CR4_REGION_NUM * sizeof(*hdr));
1399 
1400 	dev_info(dev->mt76.dev, "CR4 Firmware Version: %.10s, Build Time: %.15s\n",
1401 		 hdr->fw_ver, hdr->build_date);
1402 
1403 	ret = mt7615_mcu_send_ram_firmware(dev, hdr, fw->data, true);
1404 	if (ret)
1405 		goto out;
1406 
1407 	ret = mt76_connac_mcu_start_firmware(&dev->mt76, 0,
1408 					     FW_START_WORKING_PDA_CR4);
1409 	if (ret) {
1410 		dev_err(dev->mt76.dev, "Failed to start CR4 firmware\n");
1411 		goto out;
1412 	}
1413 
1414 out:
1415 	release_firmware(fw);
1416 
1417 	return ret;
1418 }
1419 
mt7615_load_ram(struct mt7615_dev * dev)1420 static int mt7615_load_ram(struct mt7615_dev *dev)
1421 {
1422 	int ret;
1423 
1424 	ret = mt7615_load_n9(dev, MT7615_FIRMWARE_N9);
1425 	if (ret)
1426 		return ret;
1427 
1428 	return mt7615_load_cr4(dev, MT7615_FIRMWARE_CR4);
1429 }
1430 
mt7615_load_firmware(struct mt7615_dev * dev)1431 static int mt7615_load_firmware(struct mt7615_dev *dev)
1432 {
1433 	int ret;
1434 	u32 val;
1435 
1436 	val = mt76_get_field(dev, MT_TOP_MISC2, MT_TOP_MISC2_FW_STATE);
1437 
1438 	if (val != FW_STATE_FW_DOWNLOAD) {
1439 		dev_err(dev->mt76.dev, "Firmware is not ready for download\n");
1440 		return -EIO;
1441 	}
1442 
1443 	ret = mt7615_load_patch(dev, MT7615_PATCH_ADDRESS, MT7615_ROM_PATCH);
1444 	if (ret)
1445 		return ret;
1446 
1447 	ret = mt7615_load_ram(dev);
1448 	if (ret)
1449 		return ret;
1450 
1451 	if (!mt76_poll_msec(dev, MT_TOP_MISC2, MT_TOP_MISC2_FW_STATE,
1452 			    FIELD_PREP(MT_TOP_MISC2_FW_STATE,
1453 				       FW_STATE_RDY), 500)) {
1454 		dev_err(dev->mt76.dev, "Timeout for initializing firmware\n");
1455 		return -EIO;
1456 	}
1457 
1458 	return 0;
1459 }
1460 
mt7622_load_firmware(struct mt7615_dev * dev)1461 static int mt7622_load_firmware(struct mt7615_dev *dev)
1462 {
1463 	int ret;
1464 	u32 val;
1465 
1466 	mt76_set(dev, MT_WPDMA_GLO_CFG, MT_WPDMA_GLO_CFG_BYPASS_TX_SCH);
1467 
1468 	val = mt76_get_field(dev, MT_TOP_OFF_RSV, MT_TOP_OFF_RSV_FW_STATE);
1469 	if (val != FW_STATE_FW_DOWNLOAD) {
1470 		dev_err(dev->mt76.dev, "Firmware is not ready for download\n");
1471 		return -EIO;
1472 	}
1473 
1474 	ret = mt7615_load_patch(dev, MT7622_PATCH_ADDRESS, MT7622_ROM_PATCH);
1475 	if (ret)
1476 		return ret;
1477 
1478 	ret = mt7615_load_n9(dev, MT7622_FIRMWARE_N9);
1479 	if (ret)
1480 		return ret;
1481 
1482 	if (!mt76_poll_msec(dev, MT_TOP_OFF_RSV, MT_TOP_OFF_RSV_FW_STATE,
1483 			    FIELD_PREP(MT_TOP_OFF_RSV_FW_STATE,
1484 				       FW_STATE_NORMAL_TRX), 1500)) {
1485 		dev_err(dev->mt76.dev, "Timeout for initializing firmware\n");
1486 		return -EIO;
1487 	}
1488 
1489 	mt76_clear(dev, MT_WPDMA_GLO_CFG, MT_WPDMA_GLO_CFG_BYPASS_TX_SCH);
1490 
1491 	return 0;
1492 }
1493 
mt7615_mcu_fw_log_2_host(struct mt7615_dev * dev,u8 ctrl)1494 int mt7615_mcu_fw_log_2_host(struct mt7615_dev *dev, u8 ctrl)
1495 {
1496 	struct {
1497 		u8 ctrl_val;
1498 		u8 pad[3];
1499 	} data = {
1500 		.ctrl_val = ctrl
1501 	};
1502 
1503 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(FW_LOG_2_HOST),
1504 				 &data, sizeof(data), true);
1505 }
1506 
mt7615_mcu_cal_cache_apply(struct mt7615_dev * dev)1507 static int mt7615_mcu_cal_cache_apply(struct mt7615_dev *dev)
1508 {
1509 	struct {
1510 		bool cache_enable;
1511 		u8 pad[3];
1512 	} data = {
1513 		.cache_enable = true
1514 	};
1515 
1516 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(CAL_CACHE), &data,
1517 				 sizeof(data), false);
1518 }
1519 
mt7663_load_n9(struct mt7615_dev * dev,const char * name)1520 static int mt7663_load_n9(struct mt7615_dev *dev, const char *name)
1521 {
1522 	u32 offset = 0, override_addr = 0, flag = FW_START_DLYCAL;
1523 	const struct mt76_connac2_fw_trailer *hdr;
1524 	const struct mt7663_fw_buf *buf;
1525 	const struct firmware *fw;
1526 	const u8 *base_addr;
1527 	int i, ret;
1528 
1529 	ret = request_firmware(&fw, name, dev->mt76.dev);
1530 	if (ret)
1531 		return ret;
1532 
1533 	if (!fw || !fw->data || fw->size < FW_V3_COMMON_TAILER_SIZE) {
1534 		dev_err(dev->mt76.dev, "Invalid firmware\n");
1535 		ret = -EINVAL;
1536 		goto out;
1537 	}
1538 
1539 	hdr = (const void *)(fw->data + fw->size - FW_V3_COMMON_TAILER_SIZE);
1540 	dev_info(dev->mt76.dev, "N9 Firmware Version: %.10s, Build Time: %.15s\n",
1541 		 hdr->fw_ver, hdr->build_date);
1542 	dev_info(dev->mt76.dev, "Region number: 0x%x\n", hdr->n_region);
1543 
1544 	base_addr = fw->data + fw->size - FW_V3_COMMON_TAILER_SIZE;
1545 	for (i = 0; i < hdr->n_region; i++) {
1546 		u32 shift = (hdr->n_region - i) * FW_V3_REGION_TAILER_SIZE;
1547 		u32 len, addr, mode;
1548 
1549 		dev_info(dev->mt76.dev, "Parsing tailer Region: %d\n", i);
1550 
1551 		buf = (const struct mt7663_fw_buf *)(base_addr - shift);
1552 		mode = mt76_connac_mcu_gen_dl_mode(&dev->mt76,
1553 						   buf->feature_set, false);
1554 		addr = le32_to_cpu(buf->img_dest_addr);
1555 		len = le32_to_cpu(buf->img_size);
1556 
1557 		ret = mt76_connac_mcu_init_download(&dev->mt76, addr, len,
1558 						    mode);
1559 		if (ret) {
1560 			dev_err(dev->mt76.dev, "Download request failed\n");
1561 			goto out;
1562 		}
1563 
1564 		ret = mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER),
1565 					     fw->data + offset, len);
1566 		if (ret) {
1567 			dev_err(dev->mt76.dev, "Failed to send firmware\n");
1568 			goto out;
1569 		}
1570 
1571 		offset += le32_to_cpu(buf->img_size);
1572 		if (buf->feature_set & DL_MODE_VALID_RAM_ENTRY) {
1573 			override_addr = le32_to_cpu(buf->img_dest_addr);
1574 			dev_info(dev->mt76.dev, "Region %d, override_addr = 0x%08x\n",
1575 				 i, override_addr);
1576 		}
1577 	}
1578 
1579 	if (override_addr)
1580 		flag |= FW_START_OVERRIDE;
1581 
1582 	dev_info(dev->mt76.dev, "override_addr = 0x%08x, option = %d\n",
1583 		 override_addr, flag);
1584 
1585 	ret = mt76_connac_mcu_start_firmware(&dev->mt76, override_addr, flag);
1586 	if (ret) {
1587 		dev_err(dev->mt76.dev, "Failed to start N9 firmware\n");
1588 		goto out;
1589 	}
1590 
1591 	snprintf(dev->mt76.hw->wiphy->fw_version,
1592 		 sizeof(dev->mt76.hw->wiphy->fw_version),
1593 		 "%.10s-%.15s", hdr->fw_ver, hdr->build_date);
1594 
1595 out:
1596 	release_firmware(fw);
1597 
1598 	return ret;
1599 }
1600 
1601 static int
mt7663_load_rom_patch(struct mt7615_dev * dev,const char ** n9_firmware)1602 mt7663_load_rom_patch(struct mt7615_dev *dev, const char **n9_firmware)
1603 {
1604 	const char *selected_rom, *secondary_rom = MT7663_ROM_PATCH;
1605 	const char *primary_rom = MT7663_OFFLOAD_ROM_PATCH;
1606 	int ret;
1607 
1608 	if (!prefer_offload_fw) {
1609 		secondary_rom = MT7663_OFFLOAD_ROM_PATCH;
1610 		primary_rom = MT7663_ROM_PATCH;
1611 	}
1612 	selected_rom = primary_rom;
1613 
1614 	ret = mt7615_load_patch(dev, MT7663_PATCH_ADDRESS, primary_rom);
1615 	if (ret) {
1616 		dev_info(dev->mt76.dev, "%s not found, switching to %s",
1617 			 primary_rom, secondary_rom);
1618 		ret = mt7615_load_patch(dev, MT7663_PATCH_ADDRESS,
1619 					secondary_rom);
1620 		if (ret) {
1621 			dev_err(dev->mt76.dev, "failed to load %s",
1622 				secondary_rom);
1623 			return ret;
1624 		}
1625 		selected_rom = secondary_rom;
1626 	}
1627 
1628 	if (!strcmp(selected_rom, MT7663_OFFLOAD_ROM_PATCH)) {
1629 		*n9_firmware = MT7663_OFFLOAD_FIRMWARE_N9;
1630 		dev->fw_ver = MT7615_FIRMWARE_V3;
1631 		dev->mcu_ops = &uni_update_ops;
1632 	} else {
1633 		*n9_firmware = MT7663_FIRMWARE_N9;
1634 		dev->fw_ver = MT7615_FIRMWARE_V2;
1635 		dev->mcu_ops = &sta_update_ops;
1636 	}
1637 
1638 	return 0;
1639 }
1640 
__mt7663_load_firmware(struct mt7615_dev * dev)1641 int __mt7663_load_firmware(struct mt7615_dev *dev)
1642 {
1643 	const char *n9_firmware;
1644 	int ret;
1645 
1646 	ret = mt76_get_field(dev, MT_CONN_ON_MISC, MT_TOP_MISC2_FW_N9_RDY);
1647 	if (ret) {
1648 		dev_dbg(dev->mt76.dev, "Firmware is already download\n");
1649 		return -EIO;
1650 	}
1651 
1652 	ret = mt7663_load_rom_patch(dev, &n9_firmware);
1653 	if (ret)
1654 		return ret;
1655 
1656 	ret = mt7663_load_n9(dev, n9_firmware);
1657 	if (ret)
1658 		return ret;
1659 
1660 	if (!mt76_poll_msec(dev, MT_CONN_ON_MISC, MT_TOP_MISC2_FW_N9_RDY,
1661 			    MT_TOP_MISC2_FW_N9_RDY, 1500)) {
1662 		ret = mt76_get_field(dev, MT_CONN_ON_MISC,
1663 				     MT7663_TOP_MISC2_FW_STATE);
1664 		dev_err(dev->mt76.dev, "Timeout for initializing firmware\n");
1665 		return -EIO;
1666 	}
1667 
1668 #ifdef CONFIG_PM
1669 	if (mt7615_firmware_offload(dev))
1670 		dev->mt76.hw->wiphy->wowlan = &mt76_connac_wowlan_support;
1671 #endif /* CONFIG_PM */
1672 
1673 	dev_dbg(dev->mt76.dev, "Firmware init done\n");
1674 
1675 	return 0;
1676 }
1677 EXPORT_SYMBOL_GPL(__mt7663_load_firmware);
1678 
mt7663_load_firmware(struct mt7615_dev * dev)1679 static int mt7663_load_firmware(struct mt7615_dev *dev)
1680 {
1681 	int ret;
1682 
1683 	mt76_set(dev, MT_WPDMA_GLO_CFG, MT_WPDMA_GLO_CFG_BYPASS_TX_SCH);
1684 
1685 	ret = __mt7663_load_firmware(dev);
1686 	if (ret)
1687 		return ret;
1688 
1689 	mt76_clear(dev, MT_WPDMA_GLO_CFG, MT_WPDMA_GLO_CFG_BYPASS_TX_SCH);
1690 
1691 	return 0;
1692 }
1693 
mt7615_mcu_init(struct mt7615_dev * dev)1694 int mt7615_mcu_init(struct mt7615_dev *dev)
1695 {
1696 	static const struct mt76_mcu_ops mt7615_mcu_ops = {
1697 		.headroom = sizeof(struct mt7615_mcu_txd),
1698 		.mcu_skb_send_msg = mt7615_mcu_send_message,
1699 		.mcu_parse_response = mt7615_mcu_parse_response,
1700 	};
1701 	int ret;
1702 
1703 	dev->mt76.mcu_ops = &mt7615_mcu_ops,
1704 
1705 	ret = mt7615_mcu_drv_pmctrl(dev);
1706 	if (ret)
1707 		return ret;
1708 
1709 	switch (mt76_chip(&dev->mt76)) {
1710 	case 0x7622:
1711 		ret = mt7622_load_firmware(dev);
1712 		break;
1713 	case 0x7663:
1714 		ret = mt7663_load_firmware(dev);
1715 		break;
1716 	default:
1717 		ret = mt7615_load_firmware(dev);
1718 		break;
1719 	}
1720 	if (ret)
1721 		return ret;
1722 
1723 	mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_FWDL], false);
1724 	dev_dbg(dev->mt76.dev, "Firmware init done\n");
1725 	set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state);
1726 
1727 	if (dev->dbdc_support) {
1728 		ret = mt7615_mcu_cal_cache_apply(dev);
1729 		if (ret)
1730 			return ret;
1731 	}
1732 
1733 	return mt7615_mcu_fw_log_2_host(dev, 0);
1734 }
1735 EXPORT_SYMBOL_GPL(mt7615_mcu_init);
1736 
mt7615_mcu_exit(struct mt7615_dev * dev)1737 void mt7615_mcu_exit(struct mt7615_dev *dev)
1738 {
1739 	mt7615_mcu_restart(&dev->mt76);
1740 	mt7615_mcu_set_fw_ctrl(dev);
1741 	skb_queue_purge(&dev->mt76.mcu.res_q);
1742 }
1743 EXPORT_SYMBOL_GPL(mt7615_mcu_exit);
1744 
mt7615_mcu_set_eeprom(struct mt7615_dev * dev)1745 int mt7615_mcu_set_eeprom(struct mt7615_dev *dev)
1746 {
1747 	struct {
1748 		u8 buffer_mode;
1749 		u8 content_format;
1750 		__le16 len;
1751 	} __packed req_hdr = {
1752 		.buffer_mode = 1,
1753 	};
1754 	u8 *eep = (u8 *)dev->mt76.eeprom.data;
1755 	struct sk_buff *skb;
1756 	int eep_len, offset;
1757 
1758 	switch (mt76_chip(&dev->mt76)) {
1759 	case 0x7622:
1760 		eep_len = MT7622_EE_MAX - MT_EE_NIC_CONF_0;
1761 		offset = MT_EE_NIC_CONF_0;
1762 		break;
1763 	case 0x7663:
1764 		eep_len = MT7663_EE_MAX - MT_EE_CHIP_ID;
1765 		req_hdr.content_format = 1;
1766 		offset = MT_EE_CHIP_ID;
1767 		break;
1768 	default:
1769 		eep_len = MT7615_EE_MAX - MT_EE_NIC_CONF_0;
1770 		offset = MT_EE_NIC_CONF_0;
1771 		break;
1772 	}
1773 
1774 	req_hdr.len = cpu_to_le16(eep_len);
1775 
1776 	skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, sizeof(req_hdr) + eep_len);
1777 	if (!skb)
1778 		return -ENOMEM;
1779 
1780 	skb_put_data(skb, &req_hdr, sizeof(req_hdr));
1781 	skb_put_data(skb, eep + offset, eep_len);
1782 
1783 	return mt76_mcu_skb_send_msg(&dev->mt76, skb,
1784 				     MCU_EXT_CMD(EFUSE_BUFFER_MODE), true);
1785 }
1786 
mt7615_mcu_set_wmm(struct mt7615_dev * dev,u8 queue,const struct ieee80211_tx_queue_params * params)1787 int mt7615_mcu_set_wmm(struct mt7615_dev *dev, u8 queue,
1788 		       const struct ieee80211_tx_queue_params *params)
1789 {
1790 #define WMM_AIFS_SET	BIT(0)
1791 #define WMM_CW_MIN_SET	BIT(1)
1792 #define WMM_CW_MAX_SET	BIT(2)
1793 #define WMM_TXOP_SET	BIT(3)
1794 #define WMM_PARAM_SET	(WMM_AIFS_SET | WMM_CW_MIN_SET | \
1795 			 WMM_CW_MAX_SET | WMM_TXOP_SET)
1796 	struct req_data {
1797 		u8 number;
1798 		u8 rsv[3];
1799 		u8 queue;
1800 		u8 valid;
1801 		u8 aifs;
1802 		u8 cw_min;
1803 		__le16 cw_max;
1804 		__le16 txop;
1805 	} __packed req = {
1806 		.number = 1,
1807 		.queue = queue,
1808 		.valid = WMM_PARAM_SET,
1809 		.aifs = params->aifs,
1810 		.cw_min = 5,
1811 		.cw_max = cpu_to_le16(10),
1812 		.txop = cpu_to_le16(params->txop),
1813 	};
1814 
1815 	if (params->cw_min)
1816 		req.cw_min = fls(params->cw_min);
1817 	if (params->cw_max)
1818 		req.cw_max = cpu_to_le16(fls(params->cw_max));
1819 
1820 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(EDCA_UPDATE),
1821 				 &req, sizeof(req), true);
1822 }
1823 
mt7615_mcu_set_dbdc(struct mt7615_dev * dev)1824 int mt7615_mcu_set_dbdc(struct mt7615_dev *dev)
1825 {
1826 	struct mt7615_phy *ext_phy = mt7615_ext_phy(dev);
1827 	struct dbdc_entry {
1828 		u8 type;
1829 		u8 index;
1830 		u8 band;
1831 		u8 _rsv;
1832 	};
1833 	struct {
1834 		u8 enable;
1835 		u8 num;
1836 		u8 _rsv[2];
1837 		struct dbdc_entry entry[64];
1838 	} req = {
1839 		.enable = !!ext_phy,
1840 	};
1841 	int i;
1842 
1843 	if (!ext_phy)
1844 		goto out;
1845 
1846 #define ADD_DBDC_ENTRY(_type, _idx, _band)		\
1847 	do { \
1848 		req.entry[req.num].type = _type;		\
1849 		req.entry[req.num].index = _idx;		\
1850 		req.entry[req.num++].band = _band;		\
1851 	} while (0)
1852 
1853 	for (i = 0; i < 4; i++) {
1854 		bool band = !!(ext_phy->omac_mask & BIT_ULL(i));
1855 
1856 		ADD_DBDC_ENTRY(DBDC_TYPE_BSS, i, band);
1857 	}
1858 
1859 	for (i = 0; i < 14; i++) {
1860 		bool band = !!(ext_phy->omac_mask & BIT_ULL(0x11 + i));
1861 
1862 		ADD_DBDC_ENTRY(DBDC_TYPE_MBSS, i, band);
1863 	}
1864 
1865 	ADD_DBDC_ENTRY(DBDC_TYPE_MU, 0, 1);
1866 
1867 	for (i = 0; i < 3; i++)
1868 		ADD_DBDC_ENTRY(DBDC_TYPE_BF, i, 1);
1869 
1870 	ADD_DBDC_ENTRY(DBDC_TYPE_WMM, 0, 0);
1871 	ADD_DBDC_ENTRY(DBDC_TYPE_WMM, 1, 0);
1872 	ADD_DBDC_ENTRY(DBDC_TYPE_WMM, 2, 1);
1873 	ADD_DBDC_ENTRY(DBDC_TYPE_WMM, 3, 1);
1874 
1875 	ADD_DBDC_ENTRY(DBDC_TYPE_MGMT, 0, 0);
1876 	ADD_DBDC_ENTRY(DBDC_TYPE_MGMT, 1, 1);
1877 
1878 out:
1879 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(DBDC_CTRL), &req,
1880 				 sizeof(req), true);
1881 }
1882 
mt7615_mcu_set_fcc5_lpn(struct mt7615_dev * dev,int val)1883 int mt7615_mcu_set_fcc5_lpn(struct mt7615_dev *dev, int val)
1884 {
1885 	struct {
1886 		__le16 tag;
1887 		__le16 min_lpn;
1888 	} req = {
1889 		.tag = cpu_to_le16(0x1),
1890 		.min_lpn = cpu_to_le16(val),
1891 	};
1892 
1893 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_RADAR_TH),
1894 				 &req, sizeof(req), true);
1895 }
1896 
mt7615_mcu_set_pulse_th(struct mt7615_dev * dev,const struct mt7615_dfs_pulse * pulse)1897 int mt7615_mcu_set_pulse_th(struct mt7615_dev *dev,
1898 			    const struct mt7615_dfs_pulse *pulse)
1899 {
1900 	struct {
1901 		__le16 tag;
1902 		__le32 max_width;	/* us */
1903 		__le32 max_pwr;		/* dbm */
1904 		__le32 min_pwr;		/* dbm */
1905 		__le32 min_stgr_pri;	/* us */
1906 		__le32 max_stgr_pri;	/* us */
1907 		__le32 min_cr_pri;	/* us */
1908 		__le32 max_cr_pri;	/* us */
1909 	} req = {
1910 		.tag = cpu_to_le16(0x3),
1911 #define __req_field(field) .field = cpu_to_le32(pulse->field)
1912 		__req_field(max_width),
1913 		__req_field(max_pwr),
1914 		__req_field(min_pwr),
1915 		__req_field(min_stgr_pri),
1916 		__req_field(max_stgr_pri),
1917 		__req_field(min_cr_pri),
1918 		__req_field(max_cr_pri),
1919 #undef  __req_field
1920 	};
1921 
1922 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_RADAR_TH),
1923 				 &req, sizeof(req), true);
1924 }
1925 
mt7615_mcu_set_radar_th(struct mt7615_dev * dev,int index,const struct mt7615_dfs_pattern * pattern)1926 int mt7615_mcu_set_radar_th(struct mt7615_dev *dev, int index,
1927 			    const struct mt7615_dfs_pattern *pattern)
1928 {
1929 	struct {
1930 		__le16 tag;
1931 		__le16 radar_type;
1932 		u8 enb;
1933 		u8 stgr;
1934 		u8 min_crpn;
1935 		u8 max_crpn;
1936 		u8 min_crpr;
1937 		u8 min_pw;
1938 		u8 max_pw;
1939 		__le32 min_pri;
1940 		__le32 max_pri;
1941 		u8 min_crbn;
1942 		u8 max_crbn;
1943 		u8 min_stgpn;
1944 		u8 max_stgpn;
1945 		u8 min_stgpr;
1946 	} req = {
1947 		.tag = cpu_to_le16(0x2),
1948 		.radar_type = cpu_to_le16(index),
1949 #define __req_field_u8(field) .field = pattern->field
1950 #define __req_field_u32(field) .field = cpu_to_le32(pattern->field)
1951 		__req_field_u8(enb),
1952 		__req_field_u8(stgr),
1953 		__req_field_u8(min_crpn),
1954 		__req_field_u8(max_crpn),
1955 		__req_field_u8(min_crpr),
1956 		__req_field_u8(min_pw),
1957 		__req_field_u8(max_pw),
1958 		__req_field_u32(min_pri),
1959 		__req_field_u32(max_pri),
1960 		__req_field_u8(min_crbn),
1961 		__req_field_u8(max_crbn),
1962 		__req_field_u8(min_stgpn),
1963 		__req_field_u8(max_stgpn),
1964 		__req_field_u8(min_stgpr),
1965 #undef __req_field_u8
1966 #undef __req_field_u32
1967 	};
1968 
1969 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_RADAR_TH),
1970 				 &req, sizeof(req), true);
1971 }
1972 
mt7615_mcu_rdd_send_pattern(struct mt7615_dev * dev)1973 int mt7615_mcu_rdd_send_pattern(struct mt7615_dev *dev)
1974 {
1975 	struct {
1976 		u8 pulse_num;
1977 		u8 rsv[3];
1978 		struct {
1979 			__le32 start_time;
1980 			__le16 width;
1981 			__le16 power;
1982 		} pattern[32];
1983 	} req = {
1984 		.pulse_num = dev->radar_pattern.n_pulses,
1985 	};
1986 	u32 start_time = ktime_to_ms(ktime_get_boottime());
1987 	int i;
1988 
1989 	if (dev->radar_pattern.n_pulses > ARRAY_SIZE(req.pattern))
1990 		return -EINVAL;
1991 
1992 	/* TODO: add some noise here */
1993 	for (i = 0; i < dev->radar_pattern.n_pulses; i++) {
1994 		u32 ts = start_time + i * dev->radar_pattern.period;
1995 
1996 		req.pattern[i].width = cpu_to_le16(dev->radar_pattern.width);
1997 		req.pattern[i].power = cpu_to_le16(dev->radar_pattern.power);
1998 		req.pattern[i].start_time = cpu_to_le32(ts);
1999 	}
2000 
2001 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_RDD_PATTERN),
2002 				 &req, sizeof(req), false);
2003 }
2004 
mt7615_mcu_set_txpower_sku(struct mt7615_phy * phy,u8 * sku)2005 static void mt7615_mcu_set_txpower_sku(struct mt7615_phy *phy, u8 *sku)
2006 {
2007 	struct mt76_phy *mphy = phy->mt76;
2008 	struct ieee80211_hw *hw = mphy->hw;
2009 	struct mt76_power_limits limits;
2010 	s8 *limits_array = (s8 *)&limits;
2011 	int n_chains = hweight8(mphy->antenna_mask);
2012 	int tx_power = hw->conf.power_level * 2;
2013 	int i;
2014 	static const u8 sku_mapping[] = {
2015 #define SKU_FIELD(_type, _field) \
2016 		[MT_SKU_##_type] = offsetof(struct mt76_power_limits, _field)
2017 		SKU_FIELD(CCK_1_2, cck[0]),
2018 		SKU_FIELD(CCK_55_11, cck[2]),
2019 		SKU_FIELD(OFDM_6_9, ofdm[0]),
2020 		SKU_FIELD(OFDM_12_18, ofdm[2]),
2021 		SKU_FIELD(OFDM_24_36, ofdm[4]),
2022 		SKU_FIELD(OFDM_48, ofdm[6]),
2023 		SKU_FIELD(OFDM_54, ofdm[7]),
2024 		SKU_FIELD(HT20_0_8, mcs[0][0]),
2025 		SKU_FIELD(HT20_32, ofdm[0]),
2026 		SKU_FIELD(HT20_1_2_9_10, mcs[0][1]),
2027 		SKU_FIELD(HT20_3_4_11_12, mcs[0][3]),
2028 		SKU_FIELD(HT20_5_13, mcs[0][5]),
2029 		SKU_FIELD(HT20_6_14, mcs[0][6]),
2030 		SKU_FIELD(HT20_7_15, mcs[0][7]),
2031 		SKU_FIELD(HT40_0_8, mcs[1][0]),
2032 		SKU_FIELD(HT40_32, ofdm[0]),
2033 		SKU_FIELD(HT40_1_2_9_10, mcs[1][1]),
2034 		SKU_FIELD(HT40_3_4_11_12, mcs[1][3]),
2035 		SKU_FIELD(HT40_5_13, mcs[1][5]),
2036 		SKU_FIELD(HT40_6_14, mcs[1][6]),
2037 		SKU_FIELD(HT40_7_15, mcs[1][7]),
2038 		SKU_FIELD(VHT20_0, mcs[0][0]),
2039 		SKU_FIELD(VHT20_1_2, mcs[0][1]),
2040 		SKU_FIELD(VHT20_3_4, mcs[0][3]),
2041 		SKU_FIELD(VHT20_5_6, mcs[0][5]),
2042 		SKU_FIELD(VHT20_7, mcs[0][7]),
2043 		SKU_FIELD(VHT20_8, mcs[0][8]),
2044 		SKU_FIELD(VHT20_9, mcs[0][9]),
2045 		SKU_FIELD(VHT40_0, mcs[1][0]),
2046 		SKU_FIELD(VHT40_1_2, mcs[1][1]),
2047 		SKU_FIELD(VHT40_3_4, mcs[1][3]),
2048 		SKU_FIELD(VHT40_5_6, mcs[1][5]),
2049 		SKU_FIELD(VHT40_7, mcs[1][7]),
2050 		SKU_FIELD(VHT40_8, mcs[1][8]),
2051 		SKU_FIELD(VHT40_9, mcs[1][9]),
2052 		SKU_FIELD(VHT80_0, mcs[2][0]),
2053 		SKU_FIELD(VHT80_1_2, mcs[2][1]),
2054 		SKU_FIELD(VHT80_3_4, mcs[2][3]),
2055 		SKU_FIELD(VHT80_5_6, mcs[2][5]),
2056 		SKU_FIELD(VHT80_7, mcs[2][7]),
2057 		SKU_FIELD(VHT80_8, mcs[2][8]),
2058 		SKU_FIELD(VHT80_9, mcs[2][9]),
2059 		SKU_FIELD(VHT160_0, mcs[3][0]),
2060 		SKU_FIELD(VHT160_1_2, mcs[3][1]),
2061 		SKU_FIELD(VHT160_3_4, mcs[3][3]),
2062 		SKU_FIELD(VHT160_5_6, mcs[3][5]),
2063 		SKU_FIELD(VHT160_7, mcs[3][7]),
2064 		SKU_FIELD(VHT160_8, mcs[3][8]),
2065 		SKU_FIELD(VHT160_9, mcs[3][9]),
2066 #undef SKU_FIELD
2067 	};
2068 
2069 	tx_power = mt76_get_sar_power(mphy, mphy->chandef.chan, tx_power);
2070 	tx_power -= mt76_tx_power_nss_delta(n_chains);
2071 	tx_power = mt76_get_rate_power_limits(mphy, mphy->chandef.chan,
2072 					      &limits, tx_power);
2073 	mphy->txpower_cur = tx_power;
2074 
2075 	if (is_mt7663(mphy->dev)) {
2076 		memset(sku, tx_power, MT_SKU_4SS_DELTA + 1);
2077 		return;
2078 	}
2079 
2080 	for (i = 0; i < MT_SKU_1SS_DELTA; i++)
2081 		sku[i] = limits_array[sku_mapping[i]];
2082 
2083 	for (i = 0; i < 4; i++) {
2084 		int delta = 0;
2085 
2086 		if (i < n_chains - 1)
2087 			delta = mt76_tx_power_nss_delta(n_chains) -
2088 				mt76_tx_power_nss_delta(i + 1);
2089 		sku[MT_SKU_1SS_DELTA + i] = delta;
2090 	}
2091 }
2092 
mt7615_mcu_chan_bw(struct cfg80211_chan_def * chandef)2093 static u8 mt7615_mcu_chan_bw(struct cfg80211_chan_def *chandef)
2094 {
2095 	static const u8 width_to_bw[] = {
2096 		[NL80211_CHAN_WIDTH_40] = CMD_CBW_40MHZ,
2097 		[NL80211_CHAN_WIDTH_80] = CMD_CBW_80MHZ,
2098 		[NL80211_CHAN_WIDTH_80P80] = CMD_CBW_8080MHZ,
2099 		[NL80211_CHAN_WIDTH_160] = CMD_CBW_160MHZ,
2100 		[NL80211_CHAN_WIDTH_5] = CMD_CBW_5MHZ,
2101 		[NL80211_CHAN_WIDTH_10] = CMD_CBW_10MHZ,
2102 		[NL80211_CHAN_WIDTH_20] = CMD_CBW_20MHZ,
2103 		[NL80211_CHAN_WIDTH_20_NOHT] = CMD_CBW_20MHZ,
2104 	};
2105 
2106 	if (chandef->width >= ARRAY_SIZE(width_to_bw))
2107 		return 0;
2108 
2109 	return width_to_bw[chandef->width];
2110 }
2111 
mt7615_mcu_set_chan_info(struct mt7615_phy * phy,int cmd)2112 int mt7615_mcu_set_chan_info(struct mt7615_phy *phy, int cmd)
2113 {
2114 	struct mt7615_dev *dev = phy->dev;
2115 	struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
2116 	int freq1 = chandef->center_freq1, freq2 = chandef->center_freq2;
2117 	struct {
2118 		u8 control_chan;
2119 		u8 center_chan;
2120 		u8 bw;
2121 		u8 tx_streams;
2122 		u8 rx_streams_mask;
2123 		u8 switch_reason;
2124 		u8 band_idx;
2125 		/* for 80+80 only */
2126 		u8 center_chan2;
2127 		__le16 cac_case;
2128 		u8 channel_band;
2129 		u8 rsv0;
2130 		__le32 outband_freq;
2131 		u8 txpower_drop;
2132 		u8 rsv1[3];
2133 		u8 txpower_sku[53];
2134 		u8 rsv2[3];
2135 	} req = {
2136 		.control_chan = chandef->chan->hw_value,
2137 		.center_chan = ieee80211_frequency_to_channel(freq1),
2138 		.tx_streams = hweight8(phy->mt76->antenna_mask),
2139 		.rx_streams_mask = phy->mt76->chainmask,
2140 		.center_chan2 = ieee80211_frequency_to_channel(freq2),
2141 	};
2142 
2143 	if (cmd == MCU_EXT_CMD(SET_RX_PATH) ||
2144 	    phy->mt76->hw->conf.flags & IEEE80211_CONF_MONITOR)
2145 		req.switch_reason = CH_SWITCH_NORMAL;
2146 	else if (phy->mt76->offchannel)
2147 		req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD;
2148 	else if (!cfg80211_reg_can_beacon(phy->mt76->hw->wiphy, chandef,
2149 					  NL80211_IFTYPE_AP))
2150 		req.switch_reason = CH_SWITCH_DFS;
2151 	else
2152 		req.switch_reason = CH_SWITCH_NORMAL;
2153 
2154 	req.band_idx = phy != &dev->phy;
2155 	req.bw = mt7615_mcu_chan_bw(chandef);
2156 
2157 	if (mt76_testmode_enabled(phy->mt76))
2158 		memset(req.txpower_sku, 0x3f, 49);
2159 	else
2160 		mt7615_mcu_set_txpower_sku(phy, req.txpower_sku);
2161 
2162 	return mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), true);
2163 }
2164 
mt7615_mcu_get_temperature(struct mt7615_dev * dev)2165 int mt7615_mcu_get_temperature(struct mt7615_dev *dev)
2166 {
2167 	struct {
2168 		u8 action;
2169 		u8 rsv[3];
2170 	} req = {};
2171 
2172 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(THERMAL_CTRL),
2173 				 &req, sizeof(req), true);
2174 }
2175 
mt7615_mcu_set_test_param(struct mt7615_dev * dev,u8 param,bool test_mode,u32 val)2176 int mt7615_mcu_set_test_param(struct mt7615_dev *dev, u8 param, bool test_mode,
2177 			      u32 val)
2178 {
2179 	struct {
2180 		u8 test_mode_en;
2181 		u8 param_idx;
2182 		u8 _rsv[2];
2183 
2184 		__le32 value;
2185 
2186 		u8 pad[8];
2187 	} req = {
2188 		.test_mode_en = test_mode,
2189 		.param_idx = param,
2190 		.value = cpu_to_le32(val),
2191 	};
2192 
2193 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(ATE_CTRL),
2194 				 &req, sizeof(req), false);
2195 }
2196 
mt7615_mcu_set_sku_en(struct mt7615_phy * phy,bool enable)2197 int mt7615_mcu_set_sku_en(struct mt7615_phy *phy, bool enable)
2198 {
2199 	struct mt7615_dev *dev = phy->dev;
2200 	struct {
2201 		u8 format_id;
2202 		u8 sku_enable;
2203 		u8 band_idx;
2204 		u8 rsv;
2205 	} req = {
2206 		.format_id = 0,
2207 		.band_idx = phy != &dev->phy,
2208 		.sku_enable = enable,
2209 	};
2210 
2211 	return mt76_mcu_send_msg(&dev->mt76,
2212 				 MCU_EXT_CMD(TX_POWER_FEATURE_CTRL),
2213 				 &req, sizeof(req), true);
2214 }
2215 
mt7615_find_freq_idx(const u16 * freqs,int n_freqs,u16 cur)2216 static int mt7615_find_freq_idx(const u16 *freqs, int n_freqs, u16 cur)
2217 {
2218 	int i;
2219 
2220 	for (i = 0; i < n_freqs; i++)
2221 		if (cur == freqs[i])
2222 			return i;
2223 
2224 	return -1;
2225 }
2226 
mt7615_dcoc_freq_idx(u16 freq,u8 bw)2227 static int mt7615_dcoc_freq_idx(u16 freq, u8 bw)
2228 {
2229 	static const u16 freq_list[] = {
2230 		4980, 5805, 5905, 5190,
2231 		5230, 5270, 5310, 5350,
2232 		5390, 5430, 5470, 5510,
2233 		5550, 5590, 5630, 5670,
2234 		5710, 5755, 5795, 5835,
2235 		5875, 5210, 5290, 5370,
2236 		5450, 5530, 5610, 5690,
2237 		5775, 5855
2238 	};
2239 	static const u16 freq_bw40[] = {
2240 		5190, 5230, 5270, 5310,
2241 		5350, 5390, 5430, 5470,
2242 		5510, 5550, 5590, 5630,
2243 		5670, 5710, 5755, 5795,
2244 		5835, 5875
2245 	};
2246 	int offset_2g = ARRAY_SIZE(freq_list);
2247 	int idx;
2248 
2249 	if (freq < 4000) {
2250 		if (freq < 2427)
2251 			return offset_2g;
2252 		if (freq < 2442)
2253 			return offset_2g + 1;
2254 		if (freq < 2457)
2255 			return offset_2g + 2;
2256 
2257 		return offset_2g + 3;
2258 	}
2259 
2260 	switch (bw) {
2261 	case NL80211_CHAN_WIDTH_80:
2262 	case NL80211_CHAN_WIDTH_80P80:
2263 	case NL80211_CHAN_WIDTH_160:
2264 		break;
2265 	default:
2266 		idx = mt7615_find_freq_idx(freq_bw40, ARRAY_SIZE(freq_bw40),
2267 					   freq + 10);
2268 		if (idx >= 0) {
2269 			freq = freq_bw40[idx];
2270 			break;
2271 		}
2272 
2273 		idx = mt7615_find_freq_idx(freq_bw40, ARRAY_SIZE(freq_bw40),
2274 					   freq - 10);
2275 		if (idx >= 0) {
2276 			freq = freq_bw40[idx];
2277 			break;
2278 		}
2279 		fallthrough;
2280 	case NL80211_CHAN_WIDTH_40:
2281 		idx = mt7615_find_freq_idx(freq_bw40, ARRAY_SIZE(freq_bw40),
2282 					   freq);
2283 		if (idx >= 0)
2284 			break;
2285 
2286 		return -1;
2287 
2288 	}
2289 
2290 	return mt7615_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), freq);
2291 }
2292 
mt7615_mcu_apply_rx_dcoc(struct mt7615_phy * phy)2293 int mt7615_mcu_apply_rx_dcoc(struct mt7615_phy *phy)
2294 {
2295 	struct mt7615_dev *dev = phy->dev;
2296 	struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
2297 	int freq2 = chandef->center_freq2;
2298 	int ret;
2299 	struct {
2300 		u8 direction;
2301 		u8 runtime_calibration;
2302 		u8 _rsv[2];
2303 
2304 		__le16 center_freq;
2305 		u8 bw;
2306 		u8 band;
2307 		u8 is_freq2;
2308 		u8 success;
2309 		u8 dbdc_en;
2310 
2311 		u8 _rsv2;
2312 
2313 		struct {
2314 			__le32 sx0_i_lna[4];
2315 			__le32 sx0_q_lna[4];
2316 
2317 			__le32 sx2_i_lna[4];
2318 			__le32 sx2_q_lna[4];
2319 		} dcoc_data[4];
2320 	} req = {
2321 		.direction = 1,
2322 
2323 		.bw = mt7615_mcu_chan_bw(chandef),
2324 		.band = chandef->center_freq1 > 4000,
2325 		.dbdc_en = !!dev->mt76.phys[MT_BAND1],
2326 	};
2327 	u16 center_freq = chandef->center_freq1;
2328 	int freq_idx;
2329 	u8 *eep = dev->mt76.eeprom.data;
2330 
2331 	if (!(eep[MT_EE_CALDATA_FLASH] & MT_EE_CALDATA_FLASH_RX_CAL))
2332 		return 0;
2333 
2334 	if (chandef->width == NL80211_CHAN_WIDTH_160) {
2335 		freq2 = center_freq + 40;
2336 		center_freq -= 40;
2337 	}
2338 
2339 again:
2340 	req.runtime_calibration = 1;
2341 	freq_idx = mt7615_dcoc_freq_idx(center_freq, chandef->width);
2342 	if (freq_idx < 0)
2343 		goto out;
2344 
2345 	memcpy(req.dcoc_data, eep + MT7615_EEPROM_DCOC_OFFSET +
2346 			      freq_idx * MT7615_EEPROM_DCOC_SIZE,
2347 	       sizeof(req.dcoc_data));
2348 	req.runtime_calibration = 0;
2349 
2350 out:
2351 	req.center_freq = cpu_to_le16(center_freq);
2352 	ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RXDCOC_CAL), &req,
2353 				sizeof(req), true);
2354 
2355 	if ((chandef->width == NL80211_CHAN_WIDTH_80P80 ||
2356 	     chandef->width == NL80211_CHAN_WIDTH_160) && !req.is_freq2) {
2357 		req.is_freq2 = true;
2358 		center_freq = freq2;
2359 		goto again;
2360 	}
2361 
2362 	return ret;
2363 }
2364 
mt7615_dpd_freq_idx(u16 freq,u8 bw)2365 static int mt7615_dpd_freq_idx(u16 freq, u8 bw)
2366 {
2367 	static const u16 freq_list[] = {
2368 		4920, 4940, 4960, 4980,
2369 		5040, 5060, 5080, 5180,
2370 		5200, 5220, 5240, 5260,
2371 		5280, 5300, 5320, 5340,
2372 		5360, 5380, 5400, 5420,
2373 		5440, 5460, 5480, 5500,
2374 		5520, 5540, 5560, 5580,
2375 		5600, 5620, 5640, 5660,
2376 		5680, 5700, 5720, 5745,
2377 		5765, 5785, 5805, 5825,
2378 		5845, 5865, 5885, 5905
2379 	};
2380 	int offset_2g = ARRAY_SIZE(freq_list);
2381 	int idx;
2382 
2383 	if (freq < 4000) {
2384 		if (freq < 2432)
2385 			return offset_2g;
2386 		if (freq < 2457)
2387 			return offset_2g + 1;
2388 
2389 		return offset_2g + 2;
2390 	}
2391 
2392 	if (bw != NL80211_CHAN_WIDTH_20) {
2393 		idx = mt7615_find_freq_idx(freq_list, ARRAY_SIZE(freq_list),
2394 					   freq + 10);
2395 		if (idx >= 0)
2396 			return idx;
2397 
2398 		idx = mt7615_find_freq_idx(freq_list, ARRAY_SIZE(freq_list),
2399 					   freq - 10);
2400 		if (idx >= 0)
2401 			return idx;
2402 	}
2403 
2404 	return mt7615_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), freq);
2405 }
2406 
2407 
mt7615_mcu_apply_tx_dpd(struct mt7615_phy * phy)2408 int mt7615_mcu_apply_tx_dpd(struct mt7615_phy *phy)
2409 {
2410 	struct mt7615_dev *dev = phy->dev;
2411 	struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
2412 	int freq2 = chandef->center_freq2;
2413 	int ret;
2414 	struct {
2415 		u8 direction;
2416 		u8 runtime_calibration;
2417 		u8 _rsv[2];
2418 
2419 		__le16 center_freq;
2420 		u8 bw;
2421 		u8 band;
2422 		u8 is_freq2;
2423 		u8 success;
2424 		u8 dbdc_en;
2425 
2426 		u8 _rsv2;
2427 
2428 		struct {
2429 			struct {
2430 				u32 dpd_g0;
2431 				u8 data[32];
2432 			} wf0, wf1;
2433 
2434 			struct {
2435 				u32 dpd_g0_prim;
2436 				u32 dpd_g0_sec;
2437 				u8 data_prim[32];
2438 				u8 data_sec[32];
2439 			} wf2, wf3;
2440 		} dpd_data;
2441 	} req = {
2442 		.direction = 1,
2443 
2444 		.bw = mt7615_mcu_chan_bw(chandef),
2445 		.band = chandef->center_freq1 > 4000,
2446 		.dbdc_en = !!dev->mt76.phys[MT_BAND1],
2447 	};
2448 	u16 center_freq = chandef->center_freq1;
2449 	int freq_idx;
2450 	u8 *eep = dev->mt76.eeprom.data;
2451 
2452 	if (!(eep[MT_EE_CALDATA_FLASH] & MT_EE_CALDATA_FLASH_TX_DPD))
2453 		return 0;
2454 
2455 	if (chandef->width == NL80211_CHAN_WIDTH_160) {
2456 		freq2 = center_freq + 40;
2457 		center_freq -= 40;
2458 	}
2459 
2460 again:
2461 	req.runtime_calibration = 1;
2462 	freq_idx = mt7615_dpd_freq_idx(center_freq, chandef->width);
2463 	if (freq_idx < 0)
2464 		goto out;
2465 
2466 	memcpy(&req.dpd_data, eep + MT7615_EEPROM_TXDPD_OFFSET +
2467 			      freq_idx * MT7615_EEPROM_TXDPD_SIZE,
2468 	       sizeof(req.dpd_data));
2469 	req.runtime_calibration = 0;
2470 
2471 out:
2472 	req.center_freq = cpu_to_le16(center_freq);
2473 	ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(TXDPD_CAL),
2474 				&req, sizeof(req), true);
2475 
2476 	if ((chandef->width == NL80211_CHAN_WIDTH_80P80 ||
2477 	     chandef->width == NL80211_CHAN_WIDTH_160) && !req.is_freq2) {
2478 		req.is_freq2 = true;
2479 		center_freq = freq2;
2480 		goto again;
2481 	}
2482 
2483 	return ret;
2484 }
2485 
mt7615_mcu_set_rx_hdr_trans_blacklist(struct mt7615_dev * dev)2486 int mt7615_mcu_set_rx_hdr_trans_blacklist(struct mt7615_dev *dev)
2487 {
2488 	struct {
2489 		u8 operation;
2490 		u8 count;
2491 		u8 _rsv[2];
2492 		u8 index;
2493 		u8 enable;
2494 		__le16 etype;
2495 	} req = {
2496 		.operation = 1,
2497 		.count = 1,
2498 		.enable = 1,
2499 		.etype = cpu_to_le16(ETH_P_PAE),
2500 	};
2501 
2502 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RX_HDR_TRANS),
2503 				 &req, sizeof(req), false);
2504 }
2505 
mt7615_mcu_set_bss_pm(struct mt7615_dev * dev,struct ieee80211_vif * vif,bool enable)2506 int mt7615_mcu_set_bss_pm(struct mt7615_dev *dev, struct ieee80211_vif *vif,
2507 			  bool enable)
2508 {
2509 	struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
2510 	struct {
2511 		u8 bss_idx;
2512 		u8 dtim_period;
2513 		__le16 aid;
2514 		__le16 bcn_interval;
2515 		__le16 atim_window;
2516 		u8 uapsd;
2517 		u8 bmc_delivered_ac;
2518 		u8 bmc_triggered_ac;
2519 		u8 pad;
2520 	} req = {
2521 		.bss_idx = mvif->mt76.idx,
2522 		.aid = cpu_to_le16(vif->cfg.aid),
2523 		.dtim_period = vif->bss_conf.dtim_period,
2524 		.bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int),
2525 	};
2526 	struct {
2527 		u8 bss_idx;
2528 		u8 pad[3];
2529 	} req_hdr = {
2530 		.bss_idx = mvif->mt76.idx,
2531 	};
2532 	int err;
2533 
2534 	if (vif->type != NL80211_IFTYPE_STATION)
2535 		return 0;
2536 
2537 	err = mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_BSS_ABORT),
2538 				&req_hdr, sizeof(req_hdr), false);
2539 	if (err < 0 || !enable)
2540 		return err;
2541 
2542 	return mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_BSS_CONNECTED),
2543 				 &req, sizeof(req), false);
2544 }
2545 
mt7615_mcu_set_roc(struct mt7615_phy * phy,struct ieee80211_vif * vif,struct ieee80211_channel * chan,int duration)2546 int mt7615_mcu_set_roc(struct mt7615_phy *phy, struct ieee80211_vif *vif,
2547 		       struct ieee80211_channel *chan, int duration)
2548 {
2549 	struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
2550 	struct mt7615_dev *dev = phy->dev;
2551 	struct mt7615_roc_tlv req = {
2552 		.bss_idx = mvif->mt76.idx,
2553 		.active = !chan,
2554 		.max_interval = cpu_to_le32(duration),
2555 		.primary_chan = chan ? chan->hw_value : 0,
2556 		.band = chan ? chan->band : 0,
2557 		.req_type = 2,
2558 	};
2559 
2560 	phy->roc_grant = false;
2561 
2562 	return mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_ROC),
2563 				 &req, sizeof(req), false);
2564 }
2565