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treewide: remove redundant IS_ERR() before error code check
[linux/fpc-iii.git] / drivers / net / wireless / mediatek / mt76 / mt7615 / mcu.c
blobf229c9ce9f65501d0045541cd6866f216f59e885
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 struct mt7615_patch_hdr {
15 char build_date[16];
16 char platform[4];
17 __be32 hw_sw_ver;
18 __be32 patch_ver;
19 __be16 checksum;
20 } __packed;
21
22 struct mt7615_fw_trailer {
23 __le32 addr;
24 u8 chip_id;
25 u8 feature_set;
26 u8 eco_code;
27 char fw_ver[10];
28 char build_date[15];
29 __le32 len;
30 } __packed;
31
32 #define MCU_PATCH_ADDRESS 0x80000
33
34 #define N9_REGION_NUM 2
35 #define CR4_REGION_NUM 1
36
37 #define IMG_CRC_LEN 4
38
39 #define FW_FEATURE_SET_ENCRYPT BIT(0)
40 #define FW_FEATURE_SET_KEY_IDX GENMASK(2, 1)
41
42 #define DL_MODE_ENCRYPT BIT(0)
43 #define DL_MODE_KEY_IDX GENMASK(2, 1)
44 #define DL_MODE_RESET_SEC_IV BIT(3)
45 #define DL_MODE_WORKING_PDA_CR4 BIT(4)
46 #define DL_MODE_NEED_RSP BIT(31)
47
48 #define FW_START_OVERRIDE BIT(0)
49 #define FW_START_WORKING_PDA_CR4 BIT(2)
50
51 static int __mt7615_mcu_msg_send(struct mt7615_dev *dev, struct sk_buff *skb,
52 int cmd, int *wait_seq)
53 {
54 struct mt7615_mcu_txd *mcu_txd;
55 u8 seq, q_idx, pkt_fmt;
56 enum mt76_txq_id qid;
57 u32 val;
58 __le32 *txd;
59
60 seq = ++dev->mt76.mmio.mcu.msg_seq & 0xf;
61 if (!seq)
62 seq = ++dev->mt76.mmio.mcu.msg_seq & 0xf;
63
64 mcu_txd = (struct mt7615_mcu_txd *)skb_push(skb,
65 sizeof(struct mt7615_mcu_txd));
66 memset(mcu_txd, 0, sizeof(struct mt7615_mcu_txd));
67
68 if (cmd != -MCU_CMD_FW_SCATTER) {
69 q_idx = MT_TX_MCU_PORT_RX_Q0;
70 pkt_fmt = MT_TX_TYPE_CMD;
71 } else {
72 q_idx = MT_TX_MCU_PORT_RX_FWDL;
73 pkt_fmt = MT_TX_TYPE_FW;
74 }
75
76 txd = mcu_txd->txd;
77
78 val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) |
79 FIELD_PREP(MT_TXD0_P_IDX, MT_TX_PORT_IDX_MCU) |
80 FIELD_PREP(MT_TXD0_Q_IDX, q_idx);
81 txd[0] = cpu_to_le32(val);
82
83 val = MT_TXD1_LONG_FORMAT |
84 FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD) |
85 FIELD_PREP(MT_TXD1_PKT_FMT, pkt_fmt);
86 txd[1] = cpu_to_le32(val);
87
88 mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd));
89 mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, q_idx));
90 mcu_txd->pkt_type = MCU_PKT_ID;
91 mcu_txd->seq = seq;
92
93 if (cmd < 0) {
94 mcu_txd->set_query = MCU_Q_NA;
95 mcu_txd->cid = -cmd;
96 } else {
97 mcu_txd->cid = MCU_CMD_EXT_CID;
98 mcu_txd->set_query = MCU_Q_SET;
99 mcu_txd->ext_cid = cmd;
100 mcu_txd->ext_cid_ack = 1;
101 }
102 mcu_txd->s2d_index = MCU_S2D_H2N;
103
104 if (wait_seq)
105 *wait_seq = seq;
106
107 if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mt76.state))
108 qid = MT_TXQ_MCU;
109 else
110 qid = MT_TXQ_FWDL;
111
112 return mt76_tx_queue_skb_raw(dev, qid, skb, 0);
113 }
114
115 static int
116 mt7615_mcu_parse_response(struct mt7615_dev *dev, int cmd,
117 struct sk_buff *skb, int seq)
118 {
119 struct mt7615_mcu_rxd *rxd = (struct mt7615_mcu_rxd *)skb->data;
120 int ret = 0;
121
122 if (seq != rxd->seq)
123 return -EAGAIN;
124
125 switch (cmd) {
126 case -MCU_CMD_PATCH_SEM_CONTROL:
127 skb_pull(skb, sizeof(*rxd) - 4);
128 ret = *skb->data;
129 break;
130 case MCU_EXT_CMD_GET_TEMP:
131 skb_pull(skb, sizeof(*rxd));
132 ret = le32_to_cpu(*(__le32 *)skb->data);
133 break;
134 default:
135 break;
136 }
137 dev_kfree_skb(skb);
138
139 return ret;
140 }
141
142 static int
143 mt7615_mcu_msg_send(struct mt76_dev *mdev, int cmd, const void *data,
144 int len, bool wait_resp)
145 {
146 struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
147 unsigned long expires = jiffies + 10 * HZ;
148 struct sk_buff *skb;
149 int ret, seq;
150
151 skb = mt7615_mcu_msg_alloc(data, len);
152 if (!skb)
153 return -ENOMEM;
154
155 mutex_lock(&mdev->mmio.mcu.mutex);
156
157 ret = __mt7615_mcu_msg_send(dev, skb, cmd, &seq);
158 if (ret)
159 goto out;
160
161 while (wait_resp) {
162 skb = mt76_mcu_get_response(mdev, expires);
163 if (!skb) {
164 dev_err(mdev->dev, "Message %d (seq %d) timeout\n",
165 cmd, seq);
166 ret = -ETIMEDOUT;
167 break;
168 }
169
170 ret = mt7615_mcu_parse_response(dev, cmd, skb, seq);
171 if (ret != -EAGAIN)
172 break;
173 }
174
175 out:
176 mutex_unlock(&mdev->mmio.mcu.mutex);
177
178 return ret;
179 }
180
181 static void
182 mt7615_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif)
183 {
184 if (vif->csa_active)
185 ieee80211_csa_finish(vif);
186 }
187
188 static void
189 mt7615_mcu_rx_ext_event(struct mt7615_dev *dev, struct sk_buff *skb)
190 {
191 struct mt7615_mcu_rxd *rxd = (struct mt7615_mcu_rxd *)skb->data;
192
193 switch (rxd->ext_eid) {
194 case MCU_EXT_EVENT_RDD_REPORT:
195 ieee80211_radar_detected(dev->mt76.hw);
196 dev->hw_pattern++;
197 break;
198 case MCU_EXT_EVENT_CSA_NOTIFY:
199 ieee80211_iterate_active_interfaces_atomic(dev->mt76.hw,
200 IEEE80211_IFACE_ITER_RESUME_ALL,
201 mt7615_mcu_csa_finish, dev);
202 break;
203 default:
204 break;
205 }
206 }
207
208 static void
209 mt7615_mcu_rx_unsolicited_event(struct mt7615_dev *dev, struct sk_buff *skb)
210 {
211 struct mt7615_mcu_rxd *rxd = (struct mt7615_mcu_rxd *)skb->data;
212
213 switch (rxd->eid) {
214 case MCU_EVENT_EXT:
215 mt7615_mcu_rx_ext_event(dev, skb);
216 break;
217 default:
218 break;
219 }
220 dev_kfree_skb(skb);
221 }
222
223 void mt7615_mcu_rx_event(struct mt7615_dev *dev, struct sk_buff *skb)
224 {
225 struct mt7615_mcu_rxd *rxd = (struct mt7615_mcu_rxd *)skb->data;
226
227 if (rxd->ext_eid == MCU_EXT_EVENT_THERMAL_PROTECT ||
228 rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST ||
229 rxd->ext_eid == MCU_EXT_EVENT_ASSERT_DUMP ||
230 rxd->ext_eid == MCU_EXT_EVENT_PS_SYNC ||
231 !rxd->seq)
232 mt7615_mcu_rx_unsolicited_event(dev, skb);
233 else
234 mt76_mcu_rx_event(&dev->mt76, skb);
235 }
236
237 static int mt7615_mcu_init_download(struct mt7615_dev *dev, u32 addr,
238 u32 len, u32 mode)
239 {
240 struct {
241 __le32 addr;
242 __le32 len;
243 __le32 mode;
244 } req = {
245 .addr = cpu_to_le32(addr),
246 .len = cpu_to_le32(len),
247 .mode = cpu_to_le32(mode),
248 };
249
250 return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_TARGET_ADDRESS_LEN_REQ,
251 &req, sizeof(req), true);
252 }
253
254 static int mt7615_mcu_send_firmware(struct mt7615_dev *dev, const void *data,
255 int len)
256 {
257 int ret = 0, cur_len;
258
259 while (len > 0) {
260 cur_len = min_t(int, 4096 - sizeof(struct mt7615_mcu_txd),
261 len);
262
263 ret = __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_SCATTER,
264 data, cur_len, false);
265 if (ret)
266 break;
267
268 data += cur_len;
269 len -= cur_len;
270 mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false);
271 }
272
273 return ret;
274 }
275
276 static int mt7615_mcu_start_firmware(struct mt7615_dev *dev, u32 addr,
277 u32 option)
278 {
279 struct {
280 __le32 option;
281 __le32 addr;
282 } req = {
283 .option = cpu_to_le32(option),
284 .addr = cpu_to_le32(addr),
285 };
286
287 return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_START_REQ,
288 &req, sizeof(req), true);
289 }
290
291 static int mt7615_mcu_restart(struct mt76_dev *dev)
292 {
293 return __mt76_mcu_send_msg(dev, -MCU_CMD_RESTART_DL_REQ, NULL,
294 0, true);
295 }
296
297 static int mt7615_mcu_patch_sem_ctrl(struct mt7615_dev *dev, bool get)
298 {
299 struct {
300 __le32 op;
301 } req = {
302 .op = cpu_to_le32(get ? PATCH_SEM_GET : PATCH_SEM_RELEASE),
303 };
304
305 return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_SEM_CONTROL,
306 &req, sizeof(req), true);
307 }
308
309 static int mt7615_mcu_start_patch(struct mt7615_dev *dev)
310 {
311 struct {
312 u8 check_crc;
313 u8 reserved[3];
314 } req = {
315 .check_crc = 0,
316 };
317
318 return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_FINISH_REQ,
319 &req, sizeof(req), true);
320 }
321
322 static int mt7615_driver_own(struct mt7615_dev *dev)
323 {
324 mt76_wr(dev, MT_CFG_LPCR_HOST, MT_CFG_LPCR_HOST_DRV_OWN);
325 if (!mt76_poll_msec(dev, MT_CFG_LPCR_HOST,
326 MT_CFG_LPCR_HOST_FW_OWN, 0, 500)) {
327 dev_err(dev->mt76.dev, "Timeout for driver own\n");
328 return -EIO;
329 }
330
331 return 0;
332 }
333
334 static int mt7615_load_patch(struct mt7615_dev *dev)
335 {
336 const struct mt7615_patch_hdr *hdr;
337 const struct firmware *fw = NULL;
338 int len, ret, sem;
339
340 sem = mt7615_mcu_patch_sem_ctrl(dev, 1);
341 switch (sem) {
342 case PATCH_IS_DL:
343 return 0;
344 case PATCH_NOT_DL_SEM_SUCCESS:
345 break;
346 default:
347 dev_err(dev->mt76.dev, "Failed to get patch semaphore\n");
348 return -EAGAIN;
349 }
350
351 ret = request_firmware(&fw, MT7615_ROM_PATCH, dev->mt76.dev);
352 if (ret)
353 goto out;
354
355 if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
356 dev_err(dev->mt76.dev, "Invalid firmware\n");
357 ret = -EINVAL;
358 goto out;
359 }
360
361 hdr = (const struct mt7615_patch_hdr *)(fw->data);
362
363 dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n",
364 be32_to_cpu(hdr->hw_sw_ver), hdr->build_date);
365
366 len = fw->size - sizeof(*hdr);
367
368 ret = mt7615_mcu_init_download(dev, MCU_PATCH_ADDRESS, len,
369 DL_MODE_NEED_RSP);
370 if (ret) {
371 dev_err(dev->mt76.dev, "Download request failed\n");
372 goto out;
373 }
374
375 ret = mt7615_mcu_send_firmware(dev, fw->data + sizeof(*hdr), len);
376 if (ret) {
377 dev_err(dev->mt76.dev, "Failed to send firmware to device\n");
378 goto out;
379 }
380
381 ret = mt7615_mcu_start_patch(dev);
382 if (ret)
383 dev_err(dev->mt76.dev, "Failed to start patch\n");
384
385 out:
386 release_firmware(fw);
387
388 sem = mt7615_mcu_patch_sem_ctrl(dev, 0);
389 switch (sem) {
390 case PATCH_REL_SEM_SUCCESS:
391 break;
392 default:
393 ret = -EAGAIN;
394 dev_err(dev->mt76.dev, "Failed to release patch semaphore\n");
395 break;
396 }
397
398 return ret;
399 }
400
401 static u32 mt7615_mcu_gen_dl_mode(u8 feature_set, bool is_cr4)
402 {
403 u32 ret = 0;
404
405 ret |= (feature_set & FW_FEATURE_SET_ENCRYPT) ?
406 (DL_MODE_ENCRYPT | DL_MODE_RESET_SEC_IV) : 0;
407 ret |= FIELD_PREP(DL_MODE_KEY_IDX,
408 FIELD_GET(FW_FEATURE_SET_KEY_IDX, feature_set));
409 ret |= DL_MODE_NEED_RSP;
410 ret |= is_cr4 ? DL_MODE_WORKING_PDA_CR4 : 0;
411
412 return ret;
413 }
414
415 static int
416 mt7615_mcu_send_ram_firmware(struct mt7615_dev *dev,
417 const struct mt7615_fw_trailer *hdr,
418 const u8 *data, bool is_cr4)
419 {
420 int n_region = is_cr4 ? CR4_REGION_NUM : N9_REGION_NUM;
421 int err, i, offset = 0;
422 u32 len, addr, mode;
423
424 for (i = 0; i < n_region; i++) {
425 mode = mt7615_mcu_gen_dl_mode(hdr[i].feature_set, is_cr4);
426 len = le32_to_cpu(hdr[i].len) + IMG_CRC_LEN;
427 addr = le32_to_cpu(hdr[i].addr);
428
429 err = mt7615_mcu_init_download(dev, addr, len, mode);
430 if (err) {
431 dev_err(dev->mt76.dev, "Download request failed\n");
432 return err;
433 }
434
435 err = mt7615_mcu_send_firmware(dev, data + offset, len);
436 if (err) {
437 dev_err(dev->mt76.dev, "Failed to send firmware to device\n");
438 return err;
439 }
440
441 offset += len;
442 }
443
444 return 0;
445 }
446
447 static int mt7615_load_ram(struct mt7615_dev *dev)
448 {
449 const struct mt7615_fw_trailer *hdr;
450 const struct firmware *fw;
451 int ret;
452
453 ret = request_firmware(&fw, MT7615_FIRMWARE_N9, dev->mt76.dev);
454 if (ret)
455 return ret;
456
457 if (!fw || !fw->data || fw->size < N9_REGION_NUM * sizeof(*hdr)) {
458 dev_err(dev->mt76.dev, "Invalid firmware\n");
459 ret = -EINVAL;
460 goto out;
461 }
462
463 hdr = (const struct mt7615_fw_trailer *)(fw->data + fw->size -
464 N9_REGION_NUM * sizeof(*hdr));
465
466 dev_info(dev->mt76.dev, "N9 Firmware Version: %.10s, Build Time: %.15s\n",
467 hdr->fw_ver, hdr->build_date);
468
469 ret = mt7615_mcu_send_ram_firmware(dev, hdr, fw->data, false);
470 if (ret)
471 goto out;
472
473 ret = mt7615_mcu_start_firmware(dev, le32_to_cpu(hdr->addr),
474 FW_START_OVERRIDE);
475 if (ret) {
476 dev_err(dev->mt76.dev, "Failed to start N9 firmware\n");
477 goto out;
478 }
479
480 release_firmware(fw);
481
482 ret = request_firmware(&fw, MT7615_FIRMWARE_CR4, dev->mt76.dev);
483 if (ret)
484 return ret;
485
486 if (!fw || !fw->data || fw->size < CR4_REGION_NUM * sizeof(*hdr)) {
487 dev_err(dev->mt76.dev, "Invalid firmware\n");
488 ret = -EINVAL;
489 goto out;
490 }
491
492 hdr = (const struct mt7615_fw_trailer *)(fw->data + fw->size -
493 CR4_REGION_NUM * sizeof(*hdr));
494
495 dev_info(dev->mt76.dev, "CR4 Firmware Version: %.10s, Build Time: %.15s\n",
496 hdr->fw_ver, hdr->build_date);
497
498 ret = mt7615_mcu_send_ram_firmware(dev, hdr, fw->data, true);
499 if (ret)
500 goto out;
501
502 ret = mt7615_mcu_start_firmware(dev, 0, FW_START_WORKING_PDA_CR4);
503 if (ret)
504 dev_err(dev->mt76.dev, "Failed to start CR4 firmware\n");
505
506 out:
507 release_firmware(fw);
508
509 return ret;
510 }
511
512 static int mt7615_load_firmware(struct mt7615_dev *dev)
513 {
514 int ret;
515 u32 val;
516
517 val = mt76_get_field(dev, MT_TOP_MISC2, MT_TOP_MISC2_FW_STATE);
518
519 if (val != FW_STATE_FW_DOWNLOAD) {
520 dev_err(dev->mt76.dev, "Firmware is not ready for download\n");
521 return -EIO;
522 }
523
524 ret = mt7615_load_patch(dev);
525 if (ret)
526 return ret;
527
528 ret = mt7615_load_ram(dev);
529 if (ret)
530 return ret;
531
532 if (!mt76_poll_msec(dev, MT_TOP_MISC2, MT_TOP_MISC2_FW_STATE,
533 FIELD_PREP(MT_TOP_MISC2_FW_STATE,
534 FW_STATE_CR4_RDY), 500)) {
535 dev_err(dev->mt76.dev, "Timeout for initializing firmware\n");
536 return -EIO;
537 }
538
539 mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false);
540
541 dev_dbg(dev->mt76.dev, "Firmware init done\n");
542
543 return 0;
544 }
545
546 int mt7615_mcu_init(struct mt7615_dev *dev)
547 {
548 static const struct mt76_mcu_ops mt7615_mcu_ops = {
549 .mcu_send_msg = mt7615_mcu_msg_send,
550 .mcu_restart = mt7615_mcu_restart,
551 };
552 int ret;
553
554 dev->mt76.mcu_ops = &mt7615_mcu_ops,
555
556 ret = mt7615_driver_own(dev);
557 if (ret)
558 return ret;
559
560 ret = mt7615_load_firmware(dev);
561 if (ret)
562 return ret;
563
564 set_bit(MT76_STATE_MCU_RUNNING, &dev->mt76.state);
565
566 return 0;
567 }
568
569 void mt7615_mcu_exit(struct mt7615_dev *dev)
570 {
571 __mt76_mcu_restart(&dev->mt76);
572 mt76_wr(dev, MT_CFG_LPCR_HOST, MT_CFG_LPCR_HOST_FW_OWN);
573 skb_queue_purge(&dev->mt76.mmio.mcu.res_q);
574 }
575
576 int mt7615_mcu_set_eeprom(struct mt7615_dev *dev)
577 {
578 struct {
579 u8 buffer_mode;
580 u8 pad;
581 u16 len;
582 } __packed req_hdr = {
583 .buffer_mode = 1,
584 .len = __MT_EE_MAX - MT_EE_NIC_CONF_0,
585 };
586 int ret, len = sizeof(req_hdr) + __MT_EE_MAX - MT_EE_NIC_CONF_0;
587 u8 *req, *eep = (u8 *)dev->mt76.eeprom.data;
588
589 req = kzalloc(len, GFP_KERNEL);
590 if (!req)
591 return -ENOMEM;
592
593 memcpy(req, &req_hdr, sizeof(req_hdr));
594 memcpy(req + sizeof(req_hdr), eep + MT_EE_NIC_CONF_0,
595 __MT_EE_MAX - MT_EE_NIC_CONF_0);
596
597 ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_BUFFER_MODE,
598 req, len, true);
599 kfree(req);
600
601 return ret;
602 }
603
604 int mt7615_mcu_init_mac(struct mt7615_dev *dev)
605 {
606 struct {
607 u8 enable;
608 u8 band;
609 u8 rsv[2];
610 } __packed req = {
611 .enable = 1,
612 .band = 0,
613 };
614
615 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_MAC_INIT_CTRL,
616 &req, sizeof(req), true);
617 }
618
619 int mt7615_mcu_set_rts_thresh(struct mt7615_dev *dev, u32 val)
620 {
621 struct {
622 u8 prot_idx;
623 u8 band;
624 u8 rsv[2];
625 __le32 len_thresh;
626 __le32 pkt_thresh;
627 } __packed req = {
628 .prot_idx = 1,
629 .band = 0,
630 .len_thresh = cpu_to_le32(val),
631 .pkt_thresh = cpu_to_le32(0x2),
632 };
633
634 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PROTECT_CTRL,
635 &req, sizeof(req), true);
636 }
637
638 int mt7615_mcu_set_wmm(struct mt7615_dev *dev, u8 queue,
639 const struct ieee80211_tx_queue_params *params)
640 {
641 #define WMM_AIFS_SET BIT(0)
642 #define WMM_CW_MIN_SET BIT(1)
643 #define WMM_CW_MAX_SET BIT(2)
644 #define WMM_TXOP_SET BIT(3)
645 #define WMM_PARAM_SET (WMM_AIFS_SET | WMM_CW_MIN_SET | \
646 WMM_CW_MAX_SET | WMM_TXOP_SET)
647 struct req_data {
648 u8 number;
649 u8 rsv[3];
650 u8 queue;
651 u8 valid;
652 u8 aifs;
653 u8 cw_min;
654 __le16 cw_max;
655 __le16 txop;
656 } __packed req = {
657 .number = 1,
658 .queue = queue,
659 .valid = WMM_PARAM_SET,
660 .aifs = params->aifs,
661 .cw_min = 5,
662 .cw_max = cpu_to_le16(10),
663 .txop = cpu_to_le16(params->txop),
664 };
665
666 if (params->cw_min)
667 req.cw_min = fls(params->cw_min);
668 if (params->cw_max)
669 req.cw_max = cpu_to_le16(fls(params->cw_max));
670
671 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EDCA_UPDATE,
672 &req, sizeof(req), true);
673 }
674
675 int mt7615_mcu_ctrl_pm_state(struct mt7615_dev *dev, int enter)
676 {
677 #define ENTER_PM_STATE 1
678 #define EXIT_PM_STATE 2
679 struct {
680 u8 pm_number;
681 u8 pm_state;
682 u8 bssid[ETH_ALEN];
683 u8 dtim_period;
684 u8 wlan_idx;
685 __le16 bcn_interval;
686 __le32 aid;
687 __le32 rx_filter;
688 u8 band_idx;
689 u8 rsv[3];
690 __le32 feature;
691 u8 omac_idx;
692 u8 wmm_idx;
693 u8 bcn_loss_cnt;
694 u8 bcn_sp_duration;
695 } __packed req = {
696 .pm_number = 5,
697 .pm_state = (enter) ? ENTER_PM_STATE : EXIT_PM_STATE,
698 .band_idx = 0,
699 };
700
701 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PM_STATE_CTRL,
702 &req, sizeof(req), true);
703 }
704
705 int mt7615_mcu_set_dev_info(struct mt7615_dev *dev,
706 struct ieee80211_vif *vif, bool enable)
707 {
708 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
709 struct {
710 struct req_hdr {
711 u8 omac_idx;
712 u8 band_idx;
713 __le16 tlv_num;
714 u8 is_tlv_append;
715 u8 rsv[3];
716 } __packed hdr;
717 struct req_tlv {
718 __le16 tag;
719 __le16 len;
720 u8 active;
721 u8 band_idx;
722 u8 omac_addr[ETH_ALEN];
723 } __packed tlv;
724 } data = {
725 .hdr = {
726 .omac_idx = mvif->omac_idx,
727 .band_idx = mvif->band_idx,
728 .tlv_num = cpu_to_le16(1),
729 .is_tlv_append = 1,
730 },
731 .tlv = {
732 .tag = cpu_to_le16(DEV_INFO_ACTIVE),
733 .len = cpu_to_le16(sizeof(struct req_tlv)),
734 .active = enable,
735 .band_idx = mvif->band_idx,
736 },
737 };
738
739 memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN);
740 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_DEV_INFO_UPDATE,
741 &data, sizeof(data), true);
742 }
743
744 static void
745 mt7615_mcu_bss_info_omac_header(struct mt7615_vif *mvif, u8 *data,
746 u32 conn_type)
747 {
748 struct bss_info_omac *hdr = (struct bss_info_omac *)data;
749 u8 idx;
750
751 idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx;
752 hdr->tag = cpu_to_le16(BSS_INFO_OMAC);
753 hdr->len = cpu_to_le16(sizeof(struct bss_info_omac));
754 hdr->hw_bss_idx = idx;
755 hdr->omac_idx = mvif->omac_idx;
756 hdr->band_idx = mvif->band_idx;
757 hdr->conn_type = cpu_to_le32(conn_type);
758 }
759
760 static void
761 mt7615_mcu_bss_info_basic_header(struct ieee80211_vif *vif, u8 *data,
762 u32 net_type, u8 tx_wlan_idx,
763 bool enable)
764 {
765 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
766 struct bss_info_basic *hdr = (struct bss_info_basic *)data;
767
768 hdr->tag = cpu_to_le16(BSS_INFO_BASIC);
769 hdr->len = cpu_to_le16(sizeof(struct bss_info_basic));
770 hdr->network_type = cpu_to_le32(net_type);
771 hdr->active = enable;
772 hdr->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int);
773 memcpy(hdr->bssid, vif->bss_conf.bssid, ETH_ALEN);
774 hdr->wmm_idx = mvif->wmm_idx;
775 hdr->dtim_period = vif->bss_conf.dtim_period;
776 hdr->bmc_tx_wlan_idx = tx_wlan_idx;
777 }
778
779 static void
780 mt7615_mcu_bss_info_ext_header(struct mt7615_vif *mvif, u8 *data)
781 {
782 /* SIFS 20us + 512 byte beacon tranmitted by 1Mbps (3906us) */
783 #define BCN_TX_ESTIMATE_TIME (4096 + 20)
784 struct bss_info_ext_bss *hdr = (struct bss_info_ext_bss *)data;
785 int ext_bss_idx, tsf_offset;
786
787 ext_bss_idx = mvif->omac_idx - EXT_BSSID_START;
788 if (ext_bss_idx < 0)
789 return;
790
791 hdr->tag = cpu_to_le16(BSS_INFO_EXT_BSS);
792 hdr->len = cpu_to_le16(sizeof(struct bss_info_ext_bss));
793 tsf_offset = ext_bss_idx * BCN_TX_ESTIMATE_TIME;
794 hdr->mbss_tsf_offset = cpu_to_le32(tsf_offset);
795 }
796
797 int mt7615_mcu_set_bss_info(struct mt7615_dev *dev,
798 struct ieee80211_vif *vif, int en)
799 {
800 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
801 struct req_hdr {
802 u8 bss_idx;
803 u8 rsv0;
804 __le16 tlv_num;
805 u8 is_tlv_append;
806 u8 rsv1[3];
807 } __packed;
808 int len = sizeof(struct req_hdr) + sizeof(struct bss_info_basic);
809 int ret, i, features = BIT(BSS_INFO_BASIC), ntlv = 1;
810 u32 conn_type = 0, net_type = NETWORK_INFRA;
811 u8 *buf, *data, tx_wlan_idx = 0;
812 struct req_hdr *hdr;
813
814 if (en) {
815 len += sizeof(struct bss_info_omac);
816 features |= BIT(BSS_INFO_OMAC);
817 if (mvif->omac_idx > EXT_BSSID_START) {
818 len += sizeof(struct bss_info_ext_bss);
819 features |= BIT(BSS_INFO_EXT_BSS);
820 ntlv++;
821 }
822 ntlv++;
823 }
824
825 switch (vif->type) {
826 case NL80211_IFTYPE_AP:
827 case NL80211_IFTYPE_MESH_POINT:
828 tx_wlan_idx = mvif->sta.wcid.idx;
829 conn_type = CONNECTION_INFRA_AP;
830 break;
831 case NL80211_IFTYPE_STATION: {
832 /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */
833 if (en) {
834 struct ieee80211_sta *sta;
835 struct mt7615_sta *msta;
836
837 rcu_read_lock();
838 sta = ieee80211_find_sta(vif, vif->bss_conf.bssid);
839 if (!sta) {
840 rcu_read_unlock();
841 return -EINVAL;
842 }
843
844 msta = (struct mt7615_sta *)sta->drv_priv;
845 tx_wlan_idx = msta->wcid.idx;
846 rcu_read_unlock();
847 }
848 conn_type = CONNECTION_INFRA_STA;
849 break;
850 }
851 case NL80211_IFTYPE_ADHOC:
852 conn_type = CONNECTION_IBSS_ADHOC;
853 tx_wlan_idx = mvif->sta.wcid.idx;
854 net_type = NETWORK_IBSS;
855 break;
856 default:
857 WARN_ON(1);
858 break;
859 }
860
861 buf = kzalloc(len, GFP_KERNEL);
862 if (!buf)
863 return -ENOMEM;
864
865 hdr = (struct req_hdr *)buf;
866 hdr->bss_idx = mvif->idx;
867 hdr->tlv_num = cpu_to_le16(ntlv);
868 hdr->is_tlv_append = 1;
869
870 data = buf + sizeof(*hdr);
871 for (i = 0; i < BSS_INFO_MAX_NUM; i++) {
872 int tag = ffs(features & BIT(i)) - 1;
873
874 switch (tag) {
875 case BSS_INFO_OMAC:
876 mt7615_mcu_bss_info_omac_header(mvif, data,
877 conn_type);
878 data += sizeof(struct bss_info_omac);
879 break;
880 case BSS_INFO_BASIC:
881 mt7615_mcu_bss_info_basic_header(vif, data, net_type,
882 tx_wlan_idx, en);
883 data += sizeof(struct bss_info_basic);
884 break;
885 case BSS_INFO_EXT_BSS:
886 mt7615_mcu_bss_info_ext_header(mvif, data);
887 data += sizeof(struct bss_info_ext_bss);
888 break;
889 default:
890 break;
891 }
892 }
893
894 ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_BSS_INFO_UPDATE,
895 buf, len, true);
896 kfree(buf);
897
898 return ret;
899 }
900
901 static int
902 mt7615_mcu_add_wtbl_bmc(struct mt7615_dev *dev,
903 struct mt7615_vif *mvif)
904 {
905 struct {
906 struct wtbl_req_hdr hdr;
907 struct wtbl_generic g_wtbl;
908 struct wtbl_rx rx_wtbl;
909 } req = {
910 .hdr = {
911 .wlan_idx = mvif->sta.wcid.idx,
912 .operation = WTBL_RESET_AND_SET,
913 .tlv_num = cpu_to_le16(2),
914 },
915 .g_wtbl = {
916 .tag = cpu_to_le16(WTBL_GENERIC),
917 .len = cpu_to_le16(sizeof(struct wtbl_generic)),
918 .muar_idx = 0xe,
919 },
920 .rx_wtbl = {
921 .tag = cpu_to_le16(WTBL_RX),
922 .len = cpu_to_le16(sizeof(struct wtbl_rx)),
923 .rca1 = 1,
924 .rca2 = 1,
925 .rv = 1,
926 },
927 };
928 eth_broadcast_addr(req.g_wtbl.peer_addr);
929
930 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE,
931 &req, sizeof(req), true);
932 }
933
934 int mt7615_mcu_wtbl_bmc(struct mt7615_dev *dev,
935 struct ieee80211_vif *vif, bool enable)
936 {
937 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
938
939 if (!enable) {
940 struct wtbl_req_hdr req = {
941 .wlan_idx = mvif->sta.wcid.idx,
942 .operation = WTBL_RESET_AND_SET,
943 };
944
945 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE,
946 &req, sizeof(req), true);
947 }
948
949 return mt7615_mcu_add_wtbl_bmc(dev, mvif);
950 }
951
952 int mt7615_mcu_add_wtbl(struct mt7615_dev *dev, struct ieee80211_vif *vif,
953 struct ieee80211_sta *sta)
954 {
955 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
956 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv;
957 struct {
958 struct wtbl_req_hdr hdr;
959 struct wtbl_generic g_wtbl;
960 struct wtbl_rx rx_wtbl;
961 } req = {
962 .hdr = {
963 .wlan_idx = msta->wcid.idx,
964 .operation = WTBL_RESET_AND_SET,
965 .tlv_num = cpu_to_le16(2),
966 },
967 .g_wtbl = {
968 .tag = cpu_to_le16(WTBL_GENERIC),
969 .len = cpu_to_le16(sizeof(struct wtbl_generic)),
970 .muar_idx = mvif->omac_idx,
971 .qos = sta->wme,
972 .partial_aid = cpu_to_le16(sta->aid),
973 },
974 .rx_wtbl = {
975 .tag = cpu_to_le16(WTBL_RX),
976 .len = cpu_to_le16(sizeof(struct wtbl_rx)),
977 .rca1 = vif->type != NL80211_IFTYPE_AP,
978 .rca2 = 1,
979 .rv = 1,
980 },
981 };
982 memcpy(req.g_wtbl.peer_addr, sta->addr, ETH_ALEN);
983
984 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE,
985 &req, sizeof(req), true);
986 }
987
988 int mt7615_mcu_del_wtbl(struct mt7615_dev *dev,
989 struct ieee80211_sta *sta)
990 {
991 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv;
992 struct wtbl_req_hdr req = {
993 .wlan_idx = msta->wcid.idx,
994 .operation = WTBL_RESET_AND_SET,
995 };
996
997 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE,
998 &req, sizeof(req), true);
999 }
1000
1001 int mt7615_mcu_del_wtbl_all(struct mt7615_dev *dev)
1002 {
1003 struct wtbl_req_hdr req = {
1004 .operation = WTBL_RESET_ALL,
1005 };
1006
1007 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE,
1008 &req, sizeof(req), true);
1009 }
1010
1011 int mt7615_mcu_set_sta_rec_bmc(struct mt7615_dev *dev,
1012 struct ieee80211_vif *vif, bool en)
1013 {
1014 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
1015 struct {
1016 struct sta_req_hdr hdr;
1017 struct sta_rec_basic basic;
1018 } req = {
1019 .hdr = {
1020 .bss_idx = mvif->idx,
1021 .wlan_idx = mvif->sta.wcid.idx,
1022 .tlv_num = cpu_to_le16(1),
1023 .is_tlv_append = 1,
1024 .muar_idx = mvif->omac_idx,
1025 },
1026 .basic = {
1027 .tag = cpu_to_le16(STA_REC_BASIC),
1028 .len = cpu_to_le16(sizeof(struct sta_rec_basic)),
1029 .conn_type = cpu_to_le32(CONNECTION_INFRA_BC),
1030 },
1031 };
1032 eth_broadcast_addr(req.basic.peer_addr);
1033
1034 if (en) {
1035 req.basic.conn_state = CONN_STATE_PORT_SECURE;
1036 req.basic.extra_info = cpu_to_le16(EXTRA_INFO_VER |
1037 EXTRA_INFO_NEW);
1038 } else {
1039 req.basic.conn_state = CONN_STATE_DISCONNECT;
1040 req.basic.extra_info = cpu_to_le16(EXTRA_INFO_VER);
1041 }
1042
1043 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_STA_REC_UPDATE,
1044 &req, sizeof(req), true);
1045 }
1046
1047 int mt7615_mcu_set_sta_rec(struct mt7615_dev *dev, struct ieee80211_vif *vif,
1048 struct ieee80211_sta *sta, bool en)
1049 {
1050 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
1051 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv;
1052
1053 struct {
1054 struct sta_req_hdr hdr;
1055 struct sta_rec_basic basic;
1056 } req = {
1057 .hdr = {
1058 .bss_idx = mvif->idx,
1059 .wlan_idx = msta->wcid.idx,
1060 .tlv_num = cpu_to_le16(1),
1061 .is_tlv_append = 1,
1062 .muar_idx = mvif->omac_idx,
1063 },
1064 .basic = {
1065 .tag = cpu_to_le16(STA_REC_BASIC),
1066 .len = cpu_to_le16(sizeof(struct sta_rec_basic)),
1067 .qos = sta->wme,
1068 .aid = cpu_to_le16(sta->aid),
1069 },
1070 };
1071 memcpy(req.basic.peer_addr, sta->addr, ETH_ALEN);
1072
1073 switch (vif->type) {
1074 case NL80211_IFTYPE_AP:
1075 case NL80211_IFTYPE_MESH_POINT:
1076 req.basic.conn_type = cpu_to_le32(CONNECTION_INFRA_STA);
1077 break;
1078 case NL80211_IFTYPE_STATION:
1079 req.basic.conn_type = cpu_to_le32(CONNECTION_INFRA_AP);
1080 break;
1081 case NL80211_IFTYPE_ADHOC:
1082 req.basic.conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC);
1083 break;
1084 default:
1085 WARN_ON(1);
1086 break;
1087 }
1088
1089 if (en) {
1090 req.basic.conn_state = CONN_STATE_PORT_SECURE;
1091 req.basic.extra_info = cpu_to_le16(EXTRA_INFO_VER |
1092 EXTRA_INFO_NEW);
1093 } else {
1094 req.basic.conn_state = CONN_STATE_DISCONNECT;
1095 req.basic.extra_info = cpu_to_le16(EXTRA_INFO_VER);
1096 }
1097
1098 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_STA_REC_UPDATE,
1099 &req, sizeof(req), true);
1100 }
1101
1102 int mt7615_mcu_set_bcn(struct mt7615_dev *dev, struct ieee80211_vif *vif,
1103 int en)
1104 {
1105 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
1106 struct mt76_wcid *wcid = &dev->mt76.global_wcid;
1107 struct ieee80211_mutable_offsets offs;
1108 struct req {
1109 u8 omac_idx;
1110 u8 enable;
1111 u8 wlan_idx;
1112 u8 band_idx;
1113 u8 pkt_type;
1114 u8 need_pre_tbtt_int;
1115 __le16 csa_ie_pos;
1116 __le16 pkt_len;
1117 __le16 tim_ie_pos;
1118 u8 pkt[512];
1119 u8 csa_cnt;
1120 /* bss color change */
1121 u8 bcc_cnt;
1122 __le16 bcc_ie_pos;
1123 } __packed req = {
1124 .omac_idx = mvif->omac_idx,
1125 .enable = en,
1126 .wlan_idx = wcid->idx,
1127 .band_idx = mvif->band_idx,
1128 };
1129 struct sk_buff *skb;
1130
1131 skb = ieee80211_beacon_get_template(mt76_hw(dev), vif, &offs);
1132 if (!skb)
1133 return -EINVAL;
1134
1135 if (skb->len > 512 - MT_TXD_SIZE) {
1136 dev_err(dev->mt76.dev, "Bcn size limit exceed\n");
1137 dev_kfree_skb(skb);
1138 return -EINVAL;
1139 }
1140
1141 mt7615_mac_write_txwi(dev, (__le32 *)(req.pkt), skb, wcid, NULL,
1142 0, NULL);
1143 memcpy(req.pkt + MT_TXD_SIZE, skb->data, skb->len);
1144 req.pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len);
1145 req.tim_ie_pos = cpu_to_le16(MT_TXD_SIZE + offs.tim_offset);
1146 if (offs.csa_counter_offs[0]) {
1147 u16 csa_offs;
1148
1149 csa_offs = MT_TXD_SIZE + offs.csa_counter_offs[0] - 4;
1150 req.csa_ie_pos = cpu_to_le16(csa_offs);
1151 req.csa_cnt = skb->data[offs.csa_counter_offs[0]];
1152 }
1153 dev_kfree_skb(skb);
1154
1155 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_BCN_OFFLOAD,
1156 &req, sizeof(req), true);
1157 }
1158
1159 int mt7615_mcu_set_tx_power(struct mt7615_dev *dev)
1160 {
1161 int i, ret, n_chains = hweight8(dev->mt76.antenna_mask);
1162 struct cfg80211_chan_def *chandef = &dev->mt76.chandef;
1163 int freq = chandef->center_freq1, len, target_chains;
1164 u8 *req, *data, *eep = (u8 *)dev->mt76.eeprom.data;
1165 enum nl80211_band band = chandef->chan->band;
1166 struct ieee80211_hw *hw = mt76_hw(dev);
1167 struct {
1168 u8 center_chan;
1169 u8 dbdc_idx;
1170 u8 band;
1171 u8 rsv;
1172 } __packed req_hdr = {
1173 .center_chan = ieee80211_frequency_to_channel(freq),
1174 .band = band,
1175 };
1176 s8 tx_power;
1177
1178 len = sizeof(req_hdr) + __MT_EE_MAX - MT_EE_NIC_CONF_0;
1179 req = kzalloc(len, GFP_KERNEL);
1180 if (!req)
1181 return -ENOMEM;
1182
1183 memcpy(req, &req_hdr, sizeof(req_hdr));
1184 data = req + sizeof(req_hdr);
1185 memcpy(data, eep + MT_EE_NIC_CONF_0,
1186 __MT_EE_MAX - MT_EE_NIC_CONF_0);
1187
1188 tx_power = hw->conf.power_level * 2;
1189 switch (n_chains) {
1190 case 4:
1191 tx_power -= 12;
1192 break;
1193 case 3:
1194 tx_power -= 8;
1195 break;
1196 case 2:
1197 tx_power -= 6;
1198 break;
1199 default:
1200 break;
1201 }
1202 tx_power = max_t(s8, tx_power, 0);
1203 dev->mt76.txpower_cur = tx_power;
1204
1205 target_chains = mt7615_ext_pa_enabled(dev, band) ? 1 : n_chains;
1206 for (i = 0; i < target_chains; i++) {
1207 int index = -MT_EE_NIC_CONF_0;
1208
1209 ret = mt7615_eeprom_get_power_index(dev, chandef->chan, i);
1210 if (ret < 0)
1211 goto out;
1212
1213 index += ret;
1214 data[index] = min_t(u8, data[index], tx_power);
1215 }
1216
1217 ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_TX_POWER_CTRL,
1218 req, len, true);
1219 out:
1220 kfree(req);
1221
1222 return ret;
1223 }
1224
1225 int mt7615_mcu_rdd_cmd(struct mt7615_dev *dev,
1226 enum mt7615_rdd_cmd cmd, u8 index,
1227 u8 rx_sel, u8 val)
1228 {
1229 struct {
1230 u8 ctrl;
1231 u8 rdd_idx;
1232 u8 rdd_rx_sel;
1233 u8 val;
1234 u8 rsv[4];
1235 } req = {
1236 .ctrl = cmd,
1237 .rdd_idx = index,
1238 .rdd_rx_sel = rx_sel,
1239 .val = val,
1240 };
1241
1242 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_CTRL,
1243 &req, sizeof(req), true);
1244 }
1245
1246 int mt7615_mcu_rdd_send_pattern(struct mt7615_dev *dev)
1247 {
1248 struct {
1249 u8 pulse_num;
1250 u8 rsv[3];
1251 struct {
1252 u32 start_time;
1253 u16 width;
1254 s16 power;
1255 } pattern[32];
1256 } req = {
1257 .pulse_num = dev->radar_pattern.n_pulses,
1258 };
1259 u32 start_time = ktime_to_ms(ktime_get_boottime());
1260 int i;
1261
1262 if (dev->radar_pattern.n_pulses > ARRAY_SIZE(req.pattern))
1263 return -EINVAL;
1264
1265 /* TODO: add some noise here */
1266 for (i = 0; i < dev->radar_pattern.n_pulses; i++) {
1267 req.pattern[i].width = dev->radar_pattern.width;
1268 req.pattern[i].power = dev->radar_pattern.power;
1269 req.pattern[i].start_time = start_time +
1270 i * dev->radar_pattern.period;
1271 }
1272
1273 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_PATTERN,
1274 &req, sizeof(req), false);
1275 }
1276
1277 int mt7615_mcu_set_channel(struct mt7615_dev *dev)
1278 {
1279 struct cfg80211_chan_def *chandef = &dev->mt76.chandef;
1280 int freq1 = chandef->center_freq1, freq2 = chandef->center_freq2;
1281 struct {
1282 u8 control_chan;
1283 u8 center_chan;
1284 u8 bw;
1285 u8 tx_streams;
1286 u8 rx_streams_mask;
1287 u8 switch_reason;
1288 u8 band_idx;
1289 /* for 80+80 only */
1290 u8 center_chan2;
1291 __le16 cac_case;
1292 u8 channel_band;
1293 u8 rsv0;
1294 __le32 outband_freq;
1295 u8 txpower_drop;
1296 u8 rsv1[3];
1297 u8 txpower_sku[53];
1298 u8 rsv2[3];
1299 } req = {
1300 .control_chan = chandef->chan->hw_value,
1301 .center_chan = ieee80211_frequency_to_channel(freq1),
1302 .tx_streams = (dev->mt76.chainmask >> 8) & 0xf,
1303 .rx_streams_mask = dev->mt76.antenna_mask,
1304 .center_chan2 = ieee80211_frequency_to_channel(freq2),
1305 };
1306 int ret;
1307
1308 if (dev->mt76.hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)
1309 req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD;
1310 else if ((chandef->chan->flags & IEEE80211_CHAN_RADAR) &&
1311 chandef->chan->dfs_state != NL80211_DFS_AVAILABLE)
1312 req.switch_reason = CH_SWITCH_DFS;
1313 else
1314 req.switch_reason = CH_SWITCH_NORMAL;
1315
1316 switch (dev->mt76.chandef.width) {
1317 case NL80211_CHAN_WIDTH_40:
1318 req.bw = CMD_CBW_40MHZ;
1319 break;
1320 case NL80211_CHAN_WIDTH_80:
1321 req.bw = CMD_CBW_80MHZ;
1322 break;
1323 case NL80211_CHAN_WIDTH_80P80:
1324 req.bw = CMD_CBW_8080MHZ;
1325 break;
1326 case NL80211_CHAN_WIDTH_160:
1327 req.bw = CMD_CBW_160MHZ;
1328 break;
1329 case NL80211_CHAN_WIDTH_5:
1330 req.bw = CMD_CBW_5MHZ;
1331 break;
1332 case NL80211_CHAN_WIDTH_10:
1333 req.bw = CMD_CBW_10MHZ;
1334 break;
1335 case NL80211_CHAN_WIDTH_20_NOHT:
1336 case NL80211_CHAN_WIDTH_20:
1337 default:
1338 req.bw = CMD_CBW_20MHZ;
1339 break;
1340 }
1341 memset(req.txpower_sku, 0x3f, 49);
1342
1343 ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_CHANNEL_SWITCH,
1344 &req, sizeof(req), true);
1345 if (ret)
1346 return ret;
1347
1348 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RX_PATH,
1349 &req, sizeof(req), true);
1350 }
1351
1352 int mt7615_mcu_set_ht_cap(struct mt7615_dev *dev, struct ieee80211_vif *vif,
1353 struct ieee80211_sta *sta)
1354 {
1355 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv;
1356 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
1357 struct wtbl_req_hdr *wtbl_hdr;
1358 struct sta_req_hdr *sta_hdr;
1359 struct wtbl_raw *wtbl_raw;
1360 struct sta_rec_ht *sta_ht;
1361 struct wtbl_ht *wtbl_ht;
1362 int buf_len, ret, ntlv = 2;
1363 u32 msk, val = 0;
1364 u8 *buf;
1365
1366 buf = kzalloc(MT7615_WTBL_UPDATE_MAX_SIZE, GFP_KERNEL);
1367 if (!buf)
1368 return -ENOMEM;
1369
1370 wtbl_hdr = (struct wtbl_req_hdr *)buf;
1371 wtbl_hdr->wlan_idx = msta->wcid.idx;
1372 wtbl_hdr->operation = WTBL_SET;
1373 buf_len = sizeof(*wtbl_hdr);
1374
1375 /* ht basic */
1376 wtbl_ht = (struct wtbl_ht *)(buf + buf_len);
1377 wtbl_ht->tag = cpu_to_le16(WTBL_HT);
1378 wtbl_ht->len = cpu_to_le16(sizeof(*wtbl_ht));
1379 wtbl_ht->ht = 1;
1380 wtbl_ht->ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING;
1381 wtbl_ht->af = sta->ht_cap.ampdu_factor;
1382 wtbl_ht->mm = sta->ht_cap.ampdu_density;
1383 buf_len += sizeof(*wtbl_ht);
1384
1385 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20)
1386 val |= MT_WTBL_W5_SHORT_GI_20;
1387 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40)
1388 val |= MT_WTBL_W5_SHORT_GI_40;
1389
1390 /* vht basic */
1391 if (sta->vht_cap.vht_supported) {
1392 struct wtbl_vht *wtbl_vht;
1393
1394 wtbl_vht = (struct wtbl_vht *)(buf + buf_len);
1395 buf_len += sizeof(*wtbl_vht);
1396 wtbl_vht->tag = cpu_to_le16(WTBL_VHT);
1397 wtbl_vht->len = cpu_to_le16(sizeof(*wtbl_vht));
1398 wtbl_vht->ldpc = sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC;
1399 wtbl_vht->vht = 1;
1400 ntlv++;
1401
1402 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80)
1403 val |= MT_WTBL_W5_SHORT_GI_80;
1404 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160)
1405 val |= MT_WTBL_W5_SHORT_GI_160;
1406 }
1407
1408 /* smps */
1409 if (sta->smps_mode == IEEE80211_SMPS_DYNAMIC) {
1410 struct wtbl_smps *wtbl_smps;
1411
1412 wtbl_smps = (struct wtbl_smps *)(buf + buf_len);
1413 buf_len += sizeof(*wtbl_smps);
1414 wtbl_smps->tag = cpu_to_le16(WTBL_SMPS);
1415 wtbl_smps->len = cpu_to_le16(sizeof(*wtbl_smps));
1416 wtbl_smps->smps = 1;
1417 ntlv++;
1418 }
1419
1420 /* sgi */
1421 msk = MT_WTBL_W5_SHORT_GI_20 | MT_WTBL_W5_SHORT_GI_40 |
1422 MT_WTBL_W5_SHORT_GI_80 | MT_WTBL_W5_SHORT_GI_160;
1423
1424 wtbl_raw = (struct wtbl_raw *)(buf + buf_len);
1425 buf_len += sizeof(*wtbl_raw);
1426 wtbl_raw->tag = cpu_to_le16(WTBL_RAW_DATA);
1427 wtbl_raw->len = cpu_to_le16(sizeof(*wtbl_raw));
1428 wtbl_raw->wtbl_idx = 1;
1429 wtbl_raw->dw = 5;
1430 wtbl_raw->msk = cpu_to_le32(~msk);
1431 wtbl_raw->val = cpu_to_le32(val);
1432
1433 wtbl_hdr->tlv_num = cpu_to_le16(ntlv);
1434 ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE,
1435 buf, buf_len, true);
1436 if (ret)
1437 goto out;
1438
1439 memset(buf, 0, MT7615_WTBL_UPDATE_MAX_SIZE);
1440
1441 sta_hdr = (struct sta_req_hdr *)buf;
1442 sta_hdr->bss_idx = mvif->idx;
1443 sta_hdr->wlan_idx = msta->wcid.idx;
1444 sta_hdr->is_tlv_append = 1;
1445 ntlv = sta->vht_cap.vht_supported ? 2 : 1;
1446 sta_hdr->tlv_num = cpu_to_le16(ntlv);
1447 sta_hdr->muar_idx = mvif->omac_idx;
1448 buf_len = sizeof(*sta_hdr);
1449
1450 sta_ht = (struct sta_rec_ht *)(buf + buf_len);
1451 sta_ht->tag = cpu_to_le16(STA_REC_HT);
1452 sta_ht->len = cpu_to_le16(sizeof(*sta_ht));
1453 sta_ht->ht_cap = cpu_to_le16(sta->ht_cap.cap);
1454 buf_len += sizeof(*sta_ht);
1455
1456 if (sta->vht_cap.vht_supported) {
1457 struct sta_rec_vht *sta_vht;
1458
1459 sta_vht = (struct sta_rec_vht *)(buf + buf_len);
1460 buf_len += sizeof(*sta_vht);
1461 sta_vht->tag = cpu_to_le16(STA_REC_VHT);
1462 sta_vht->len = cpu_to_le16(sizeof(*sta_vht));
1463 sta_vht->vht_cap = cpu_to_le32(sta->vht_cap.cap);
1464 sta_vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map;
1465 sta_vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map;
1466 }
1467
1468 ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_STA_REC_UPDATE,
1469 buf, buf_len, true);
1470 out:
1471 kfree(buf);
1472
1473 return ret;
1474 }
1475
1476 int mt7615_mcu_set_tx_ba(struct mt7615_dev *dev,
1477 struct ieee80211_ampdu_params *params,
1478 bool add)
1479 {
1480 struct mt7615_sta *msta = (struct mt7615_sta *)params->sta->drv_priv;
1481 struct mt7615_vif *mvif = msta->vif;
1482 struct {
1483 struct wtbl_req_hdr hdr;
1484 struct wtbl_ba ba;
1485 } wtbl_req = {
1486 .hdr = {
1487 .wlan_idx = msta->wcid.idx,
1488 .operation = WTBL_SET,
1489 .tlv_num = cpu_to_le16(1),
1490 },
1491 .ba = {
1492 .tag = cpu_to_le16(WTBL_BA),
1493 .len = cpu_to_le16(sizeof(struct wtbl_ba)),
1494 .tid = params->tid,
1495 .ba_type = MT_BA_TYPE_ORIGINATOR,
1496 .sn = add ? cpu_to_le16(params->ssn) : 0,
1497 .ba_en = add,
1498 },
1499 };
1500 struct {
1501 struct sta_req_hdr hdr;
1502 struct sta_rec_ba ba;
1503 } sta_req = {
1504 .hdr = {
1505 .bss_idx = mvif->idx,
1506 .wlan_idx = msta->wcid.idx,
1507 .tlv_num = cpu_to_le16(1),
1508 .is_tlv_append = 1,
1509 .muar_idx = mvif->omac_idx,
1510 },
1511 .ba = {
1512 .tag = cpu_to_le16(STA_REC_BA),
1513 .len = cpu_to_le16(sizeof(struct sta_rec_ba)),
1514 .tid = params->tid,
1515 .ba_type = MT_BA_TYPE_ORIGINATOR,
1516 .amsdu = params->amsdu,
1517 .ba_en = add << params->tid,
1518 .ssn = cpu_to_le16(params->ssn),
1519 .winsize = cpu_to_le16(params->buf_size),
1520 },
1521 };
1522 int ret;
1523
1524 if (add) {
1525 u8 idx, ba_range[] = { 4, 8, 12, 24, 36, 48, 54, 64 };
1526
1527 for (idx = 7; idx > 0; idx--) {
1528 if (params->buf_size >= ba_range[idx])
1529 break;
1530 }
1531
1532 wtbl_req.ba.ba_winsize_idx = idx;
1533 }
1534
1535 ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE,
1536 &wtbl_req, sizeof(wtbl_req), true);
1537 if (ret)
1538 return ret;
1539
1540 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_STA_REC_UPDATE,
1541 &sta_req, sizeof(sta_req), true);
1542 }
1543
1544 int mt7615_mcu_set_rx_ba(struct mt7615_dev *dev,
1545 struct ieee80211_ampdu_params *params,
1546 bool add)
1547 {
1548 struct mt7615_sta *msta = (struct mt7615_sta *)params->sta->drv_priv;
1549 struct mt7615_vif *mvif = msta->vif;
1550 struct {
1551 struct wtbl_req_hdr hdr;
1552 struct wtbl_ba ba;
1553 } wtbl_req = {
1554 .hdr = {
1555 .wlan_idx = msta->wcid.idx,
1556 .operation = WTBL_SET,
1557 .tlv_num = cpu_to_le16(1),
1558 },
1559 .ba = {
1560 .tag = cpu_to_le16(WTBL_BA),
1561 .len = cpu_to_le16(sizeof(struct wtbl_ba)),
1562 .tid = params->tid,
1563 .ba_type = MT_BA_TYPE_RECIPIENT,
1564 .rst_ba_tid = params->tid,
1565 .rst_ba_sel = RST_BA_MAC_TID_MATCH,
1566 .rst_ba_sb = 1,
1567 },
1568 };
1569 struct {
1570 struct sta_req_hdr hdr;
1571 struct sta_rec_ba ba;
1572 } sta_req = {
1573 .hdr = {
1574 .bss_idx = mvif->idx,
1575 .wlan_idx = msta->wcid.idx,
1576 .tlv_num = cpu_to_le16(1),
1577 .is_tlv_append = 1,
1578 .muar_idx = mvif->omac_idx,
1579 },
1580 .ba = {
1581 .tag = cpu_to_le16(STA_REC_BA),
1582 .len = cpu_to_le16(sizeof(struct sta_rec_ba)),
1583 .tid = params->tid,
1584 .ba_type = MT_BA_TYPE_RECIPIENT,
1585 .amsdu = params->amsdu,
1586 .ba_en = add << params->tid,
1587 .ssn = cpu_to_le16(params->ssn),
1588 .winsize = cpu_to_le16(params->buf_size),
1589 },
1590 };
1591 int ret;
1592
1593 memcpy(wtbl_req.ba.peer_addr, params->sta->addr, ETH_ALEN);
1594
1595 ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_STA_REC_UPDATE,
1596 &sta_req, sizeof(sta_req), true);
1597 if (ret || !add)
1598 return ret;
1599
1600 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE,
1601 &wtbl_req, sizeof(wtbl_req), true);
1602 }
1603
1604 int mt7615_mcu_get_temperature(struct mt7615_dev *dev, int index)
1605 {
1606 struct {
1607 u8 action;
1608 u8 rsv[3];
1609 } req = {
1610 .action = index,
1611 };
1612
1613 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_GET_TEMP, &req,
1614 sizeof(req), true);
1615 }
Linux with added FPC-III support