1 // SPDX-License-Identifier: ISC 2 /* Copyright (C) 2020 MediaTek Inc. */ 3 4 #include <linux/relay.h> 5 #include "mt7915.h" 6 #include "eeprom.h" 7 #include "mcu.h" 8 #include "mac.h" 9 10 #define FW_BIN_LOG_MAGIC 0x44e98caf 11 12 /** global debugfs **/ 13 14 struct hw_queue_map { 15 const char *name; 16 u8 index; 17 u8 pid; 18 u8 qid; 19 }; 20 21 static int 22 mt7915_implicit_txbf_set(void *data, u64 val) 23 { 24 struct mt7915_dev *dev = data; 25 26 /* The existing connected stations shall reconnect to apply 27 * new implicit txbf configuration. 28 */ 29 dev->ibf = !!val; 30 31 return mt7915_mcu_set_txbf(dev, MT_BF_TYPE_UPDATE); 32 } 33 34 static int 35 mt7915_implicit_txbf_get(void *data, u64 *val) 36 { 37 struct mt7915_dev *dev = data; 38 39 *val = dev->ibf; 40 41 return 0; 42 } 43 44 DEFINE_DEBUGFS_ATTRIBUTE(fops_implicit_txbf, mt7915_implicit_txbf_get, 45 mt7915_implicit_txbf_set, "%lld\n"); 46 47 /* test knob of system error recovery */ 48 static ssize_t 49 mt7915_sys_recovery_set(struct file *file, const char __user *user_buf, 50 size_t count, loff_t *ppos) 51 { 52 struct mt7915_phy *phy = file->private_data; 53 struct mt7915_dev *dev = phy->dev; 54 bool band = phy->mt76->band_idx; 55 char buf[16]; 56 int ret = 0; 57 u16 val; 58 59 if (count >= sizeof(buf)) 60 return -EINVAL; 61 62 if (copy_from_user(buf, user_buf, count)) 63 return -EFAULT; 64 65 if (count && buf[count - 1] == '\n') 66 buf[count - 1] = '\0'; 67 else 68 buf[count] = '\0'; 69 70 if (kstrtou16(buf, 0, &val)) 71 return -EINVAL; 72 73 switch (val) { 74 /* 75 * 0: grab firmware current SER state. 76 * 1: trigger & enable system error L1 recovery. 77 * 2: trigger & enable system error L2 recovery. 78 * 3: trigger & enable system error L3 rx abort. 79 * 4: trigger & enable system error L3 tx abort 80 * 5: trigger & enable system error L3 tx disable. 81 * 6: trigger & enable system error L3 bf recovery. 82 * 7: trigger & enable system error full recovery. 83 * 8: trigger firmware crash. 84 */ 85 case SER_QUERY: 86 ret = mt7915_mcu_set_ser(dev, 0, 0, band); 87 break; 88 case SER_SET_RECOVER_L1: 89 case SER_SET_RECOVER_L2: 90 case SER_SET_RECOVER_L3_RX_ABORT: 91 case SER_SET_RECOVER_L3_TX_ABORT: 92 case SER_SET_RECOVER_L3_TX_DISABLE: 93 case SER_SET_RECOVER_L3_BF: 94 ret = mt7915_mcu_set_ser(dev, SER_ENABLE, BIT(val), band); 95 if (ret) 96 return ret; 97 98 ret = mt7915_mcu_set_ser(dev, SER_RECOVER, val, band); 99 break; 100 101 /* enable full chip reset */ 102 case SER_SET_RECOVER_FULL: 103 mt76_set(dev, MT_WFDMA0_MCU_HOST_INT_ENA, MT_MCU_CMD_WDT_MASK); 104 ret = mt7915_mcu_set_ser(dev, 1, 3, band); 105 if (ret) 106 return ret; 107 108 dev->recovery.state |= MT_MCU_CMD_WDT_MASK; 109 mt7915_reset(dev); 110 break; 111 112 /* WARNING: trigger firmware crash */ 113 case SER_SET_SYSTEM_ASSERT: 114 mt76_wr(dev, MT_MCU_WM_CIRQ_EINT_MASK_CLR_ADDR, BIT(18)); 115 mt76_wr(dev, MT_MCU_WM_CIRQ_EINT_SOFT_ADDR, BIT(18)); 116 break; 117 default: 118 break; 119 } 120 121 return ret ? ret : count; 122 } 123 124 static ssize_t 125 mt7915_sys_recovery_get(struct file *file, char __user *user_buf, 126 size_t count, loff_t *ppos) 127 { 128 struct mt7915_phy *phy = file->private_data; 129 struct mt7915_dev *dev = phy->dev; 130 char *buff; 131 int desc = 0; 132 ssize_t ret; 133 static const size_t bufsz = 1024; 134 135 buff = kmalloc(bufsz, GFP_KERNEL); 136 if (!buff) 137 return -ENOMEM; 138 139 /* HELP */ 140 desc += scnprintf(buff + desc, bufsz - desc, 141 "Please echo the correct value ...\n"); 142 desc += scnprintf(buff + desc, bufsz - desc, 143 "0: grab firmware transient SER state\n"); 144 desc += scnprintf(buff + desc, bufsz - desc, 145 "1: trigger system error L1 recovery\n"); 146 desc += scnprintf(buff + desc, bufsz - desc, 147 "2: trigger system error L2 recovery\n"); 148 desc += scnprintf(buff + desc, bufsz - desc, 149 "3: trigger system error L3 rx abort\n"); 150 desc += scnprintf(buff + desc, bufsz - desc, 151 "4: trigger system error L3 tx abort\n"); 152 desc += scnprintf(buff + desc, bufsz - desc, 153 "5: trigger system error L3 tx disable\n"); 154 desc += scnprintf(buff + desc, bufsz - desc, 155 "6: trigger system error L3 bf recovery\n"); 156 desc += scnprintf(buff + desc, bufsz - desc, 157 "7: trigger system error full recovery\n"); 158 desc += scnprintf(buff + desc, bufsz - desc, 159 "8: trigger firmware crash\n"); 160 161 /* SER statistics */ 162 desc += scnprintf(buff + desc, bufsz - desc, 163 "\nlet's dump firmware SER statistics...\n"); 164 desc += scnprintf(buff + desc, bufsz - desc, 165 "::E R , SER_STATUS = 0x%08x\n", 166 mt76_rr(dev, MT_SWDEF_SER_STATS)); 167 desc += scnprintf(buff + desc, bufsz - desc, 168 "::E R , SER_PLE_ERR = 0x%08x\n", 169 mt76_rr(dev, MT_SWDEF_PLE_STATS)); 170 desc += scnprintf(buff + desc, bufsz - desc, 171 "::E R , SER_PLE_ERR_1 = 0x%08x\n", 172 mt76_rr(dev, MT_SWDEF_PLE1_STATS)); 173 desc += scnprintf(buff + desc, bufsz - desc, 174 "::E R , SER_PLE_ERR_AMSDU = 0x%08x\n", 175 mt76_rr(dev, MT_SWDEF_PLE_AMSDU_STATS)); 176 desc += scnprintf(buff + desc, bufsz - desc, 177 "::E R , SER_PSE_ERR = 0x%08x\n", 178 mt76_rr(dev, MT_SWDEF_PSE_STATS)); 179 desc += scnprintf(buff + desc, bufsz - desc, 180 "::E R , SER_PSE_ERR_1 = 0x%08x\n", 181 mt76_rr(dev, MT_SWDEF_PSE1_STATS)); 182 desc += scnprintf(buff + desc, bufsz - desc, 183 "::E R , SER_LMAC_WISR6_B0 = 0x%08x\n", 184 mt76_rr(dev, MT_SWDEF_LAMC_WISR6_BN0_STATS)); 185 desc += scnprintf(buff + desc, bufsz - desc, 186 "::E R , SER_LMAC_WISR6_B1 = 0x%08x\n", 187 mt76_rr(dev, MT_SWDEF_LAMC_WISR6_BN1_STATS)); 188 desc += scnprintf(buff + desc, bufsz - desc, 189 "::E R , SER_LMAC_WISR7_B0 = 0x%08x\n", 190 mt76_rr(dev, MT_SWDEF_LAMC_WISR7_BN0_STATS)); 191 desc += scnprintf(buff + desc, bufsz - desc, 192 "::E R , SER_LMAC_WISR7_B1 = 0x%08x\n", 193 mt76_rr(dev, MT_SWDEF_LAMC_WISR7_BN1_STATS)); 194 desc += scnprintf(buff + desc, bufsz - desc, 195 "\nSYS_RESET_COUNT: WM %d, WA %d\n", 196 dev->recovery.wm_reset_count, 197 dev->recovery.wa_reset_count); 198 199 ret = simple_read_from_buffer(user_buf, count, ppos, buff, desc); 200 kfree(buff); 201 return ret; 202 } 203 204 static const struct file_operations mt7915_sys_recovery_ops = { 205 .write = mt7915_sys_recovery_set, 206 .read = mt7915_sys_recovery_get, 207 .open = simple_open, 208 .llseek = default_llseek, 209 }; 210 211 static int 212 mt7915_radar_trigger(void *data, u64 val) 213 { 214 struct mt7915_dev *dev = data; 215 216 if (val > MT_RX_SEL2) 217 return -EINVAL; 218 219 return mt76_connac_mcu_rdd_cmd(&dev->mt76, RDD_RADAR_EMULATE, 220 val, 0, 0); 221 } 222 223 DEFINE_DEBUGFS_ATTRIBUTE(fops_radar_trigger, NULL, 224 mt7915_radar_trigger, "%lld\n"); 225 226 static int 227 mt7915_muru_debug_set(void *data, u64 val) 228 { 229 struct mt7915_dev *dev = data; 230 231 dev->muru_debug = val; 232 mt7915_mcu_muru_debug_set(dev, dev->muru_debug); 233 234 return 0; 235 } 236 237 static int 238 mt7915_muru_debug_get(void *data, u64 *val) 239 { 240 struct mt7915_dev *dev = data; 241 242 *val = dev->muru_debug; 243 244 return 0; 245 } 246 247 DEFINE_DEBUGFS_ATTRIBUTE(fops_muru_debug, mt7915_muru_debug_get, 248 mt7915_muru_debug_set, "%lld\n"); 249 250 static int mt7915_muru_stats_show(struct seq_file *file, void *data) 251 { 252 struct mt7915_phy *phy = file->private; 253 struct mt7915_dev *dev = phy->dev; 254 static const char * const dl_non_he_type[] = { 255 "CCK", "OFDM", "HT MIX", "HT GF", 256 "VHT SU", "VHT 2MU", "VHT 3MU", "VHT 4MU" 257 }; 258 static const char * const dl_he_type[] = { 259 "HE SU", "HE EXT", "HE 2MU", "HE 3MU", "HE 4MU", 260 "HE 2RU", "HE 3RU", "HE 4RU", "HE 5-8RU", "HE 9-16RU", 261 "HE >16RU" 262 }; 263 static const char * const ul_he_type[] = { 264 "HE 2MU", "HE 3MU", "HE 4MU", "HE SU", "HE 2RU", 265 "HE 3RU", "HE 4RU", "HE 5-8RU", "HE 9-16RU", "HE >16RU" 266 }; 267 int ret, i; 268 u64 total_ppdu_cnt, sub_total_cnt; 269 270 if (!dev->muru_debug) { 271 seq_puts(file, "Please enable muru_debug first.\n"); 272 return 0; 273 } 274 275 mutex_lock(&dev->mt76.mutex); 276 277 ret = mt7915_mcu_muru_debug_get(phy); 278 if (ret) 279 goto exit; 280 281 /* Non-HE Downlink*/ 282 seq_puts(file, "[Non-HE]\nDownlink\nData Type: "); 283 284 for (i = 0; i < 5; i++) 285 seq_printf(file, "%8s | ", dl_non_he_type[i]); 286 287 seq_puts(file, "\nTotal Count:"); 288 seq_printf(file, "%8u | %8u | %8u | %8u | %8u | ", 289 phy->mib.dl_cck_cnt, 290 phy->mib.dl_ofdm_cnt, 291 phy->mib.dl_htmix_cnt, 292 phy->mib.dl_htgf_cnt, 293 phy->mib.dl_vht_su_cnt); 294 295 seq_puts(file, "\nDownlink MU-MIMO\nData Type: "); 296 297 for (i = 5; i < 8; i++) 298 seq_printf(file, "%8s | ", dl_non_he_type[i]); 299 300 seq_puts(file, "\nTotal Count:"); 301 seq_printf(file, "%8u | %8u | %8u | ", 302 phy->mib.dl_vht_2mu_cnt, 303 phy->mib.dl_vht_3mu_cnt, 304 phy->mib.dl_vht_4mu_cnt); 305 306 sub_total_cnt = phy->mib.dl_vht_2mu_cnt + 307 phy->mib.dl_vht_3mu_cnt + 308 phy->mib.dl_vht_4mu_cnt; 309 310 seq_printf(file, "\nTotal non-HE MU-MIMO DL PPDU count: %lld", 311 sub_total_cnt); 312 313 total_ppdu_cnt = sub_total_cnt + 314 phy->mib.dl_cck_cnt + 315 phy->mib.dl_ofdm_cnt + 316 phy->mib.dl_htmix_cnt + 317 phy->mib.dl_htgf_cnt + 318 phy->mib.dl_vht_su_cnt; 319 320 seq_printf(file, "\nAll non-HE DL PPDU count: %lld", total_ppdu_cnt); 321 322 /* HE Downlink */ 323 seq_puts(file, "\n\n[HE]\nDownlink\nData Type: "); 324 325 for (i = 0; i < 2; i++) 326 seq_printf(file, "%8s | ", dl_he_type[i]); 327 328 seq_puts(file, "\nTotal Count:"); 329 seq_printf(file, "%8u | %8u | ", 330 phy->mib.dl_he_su_cnt, phy->mib.dl_he_ext_su_cnt); 331 332 seq_puts(file, "\nDownlink MU-MIMO\nData Type: "); 333 334 for (i = 2; i < 5; i++) 335 seq_printf(file, "%8s | ", dl_he_type[i]); 336 337 seq_puts(file, "\nTotal Count:"); 338 seq_printf(file, "%8u | %8u | %8u | ", 339 phy->mib.dl_he_2mu_cnt, phy->mib.dl_he_3mu_cnt, 340 phy->mib.dl_he_4mu_cnt); 341 342 seq_puts(file, "\nDownlink OFDMA\nData Type: "); 343 344 for (i = 5; i < 11; i++) 345 seq_printf(file, "%8s | ", dl_he_type[i]); 346 347 seq_puts(file, "\nTotal Count:"); 348 seq_printf(file, "%8u | %8u | %8u | %8u | %9u | %8u | ", 349 phy->mib.dl_he_2ru_cnt, 350 phy->mib.dl_he_3ru_cnt, 351 phy->mib.dl_he_4ru_cnt, 352 phy->mib.dl_he_5to8ru_cnt, 353 phy->mib.dl_he_9to16ru_cnt, 354 phy->mib.dl_he_gtr16ru_cnt); 355 356 sub_total_cnt = phy->mib.dl_he_2mu_cnt + 357 phy->mib.dl_he_3mu_cnt + 358 phy->mib.dl_he_4mu_cnt; 359 total_ppdu_cnt = sub_total_cnt; 360 361 seq_printf(file, "\nTotal HE MU-MIMO DL PPDU count: %lld", 362 sub_total_cnt); 363 364 sub_total_cnt = phy->mib.dl_he_2ru_cnt + 365 phy->mib.dl_he_3ru_cnt + 366 phy->mib.dl_he_4ru_cnt + 367 phy->mib.dl_he_5to8ru_cnt + 368 phy->mib.dl_he_9to16ru_cnt + 369 phy->mib.dl_he_gtr16ru_cnt; 370 total_ppdu_cnt += sub_total_cnt; 371 372 seq_printf(file, "\nTotal HE OFDMA DL PPDU count: %lld", 373 sub_total_cnt); 374 375 total_ppdu_cnt += phy->mib.dl_he_su_cnt + phy->mib.dl_he_ext_su_cnt; 376 377 seq_printf(file, "\nAll HE DL PPDU count: %lld", total_ppdu_cnt); 378 379 /* HE Uplink */ 380 seq_puts(file, "\n\nUplink"); 381 seq_puts(file, "\nTrigger-based Uplink MU-MIMO\nData Type: "); 382 383 for (i = 0; i < 3; i++) 384 seq_printf(file, "%8s | ", ul_he_type[i]); 385 386 seq_puts(file, "\nTotal Count:"); 387 seq_printf(file, "%8u | %8u | %8u | ", 388 phy->mib.ul_hetrig_2mu_cnt, 389 phy->mib.ul_hetrig_3mu_cnt, 390 phy->mib.ul_hetrig_4mu_cnt); 391 392 seq_puts(file, "\nTrigger-based Uplink OFDMA\nData Type: "); 393 394 for (i = 3; i < 10; i++) 395 seq_printf(file, "%8s | ", ul_he_type[i]); 396 397 seq_puts(file, "\nTotal Count:"); 398 seq_printf(file, "%8u | %8u | %8u | %8u | %8u | %9u | %7u | ", 399 phy->mib.ul_hetrig_su_cnt, 400 phy->mib.ul_hetrig_2ru_cnt, 401 phy->mib.ul_hetrig_3ru_cnt, 402 phy->mib.ul_hetrig_4ru_cnt, 403 phy->mib.ul_hetrig_5to8ru_cnt, 404 phy->mib.ul_hetrig_9to16ru_cnt, 405 phy->mib.ul_hetrig_gtr16ru_cnt); 406 407 sub_total_cnt = phy->mib.ul_hetrig_2mu_cnt + 408 phy->mib.ul_hetrig_3mu_cnt + 409 phy->mib.ul_hetrig_4mu_cnt; 410 total_ppdu_cnt = sub_total_cnt; 411 412 seq_printf(file, "\nTotal HE MU-MIMO UL TB PPDU count: %lld", 413 sub_total_cnt); 414 415 sub_total_cnt = phy->mib.ul_hetrig_2ru_cnt + 416 phy->mib.ul_hetrig_3ru_cnt + 417 phy->mib.ul_hetrig_4ru_cnt + 418 phy->mib.ul_hetrig_5to8ru_cnt + 419 phy->mib.ul_hetrig_9to16ru_cnt + 420 phy->mib.ul_hetrig_gtr16ru_cnt; 421 total_ppdu_cnt += sub_total_cnt; 422 423 seq_printf(file, "\nTotal HE OFDMA UL TB PPDU count: %lld", 424 sub_total_cnt); 425 426 total_ppdu_cnt += phy->mib.ul_hetrig_su_cnt; 427 428 seq_printf(file, "\nAll HE UL TB PPDU count: %lld\n", total_ppdu_cnt); 429 430 exit: 431 mutex_unlock(&dev->mt76.mutex); 432 433 return ret; 434 } 435 DEFINE_SHOW_ATTRIBUTE(mt7915_muru_stats); 436 437 static int 438 mt7915_rdd_monitor(struct seq_file *s, void *data) 439 { 440 struct mt7915_dev *dev = dev_get_drvdata(s->private); 441 struct cfg80211_chan_def *chandef = &dev->rdd2_chandef; 442 const char *bw; 443 int ret = 0; 444 445 mutex_lock(&dev->mt76.mutex); 446 447 if (!cfg80211_chandef_valid(chandef)) { 448 ret = -EINVAL; 449 goto out; 450 } 451 452 if (!dev->rdd2_phy) { 453 seq_puts(s, "not running\n"); 454 goto out; 455 } 456 457 switch (chandef->width) { 458 case NL80211_CHAN_WIDTH_40: 459 bw = "40"; 460 break; 461 case NL80211_CHAN_WIDTH_80: 462 bw = "80"; 463 break; 464 case NL80211_CHAN_WIDTH_160: 465 bw = "160"; 466 break; 467 case NL80211_CHAN_WIDTH_80P80: 468 bw = "80P80"; 469 break; 470 default: 471 bw = "20"; 472 break; 473 } 474 475 seq_printf(s, "channel %d (%d MHz) width %s MHz center1: %d MHz\n", 476 chandef->chan->hw_value, chandef->chan->center_freq, 477 bw, chandef->center_freq1); 478 out: 479 mutex_unlock(&dev->mt76.mutex); 480 481 return ret; 482 } 483 484 static int 485 mt7915_fw_debug_wm_set(void *data, u64 val) 486 { 487 struct mt7915_dev *dev = data; 488 enum { 489 DEBUG_TXCMD = 62, 490 DEBUG_CMD_RPT_TX, 491 DEBUG_CMD_RPT_TRIG, 492 DEBUG_SPL, 493 DEBUG_RPT_RX, 494 } debug; 495 bool tx, rx, en; 496 int ret; 497 498 dev->fw.debug_wm = val ? MCU_FW_LOG_TO_HOST : 0; 499 500 if (dev->fw.debug_bin) 501 val = 16; 502 else 503 val = dev->fw.debug_wm; 504 505 tx = dev->fw.debug_wm || (dev->fw.debug_bin & BIT(1)); 506 rx = dev->fw.debug_wm || (dev->fw.debug_bin & BIT(2)); 507 en = dev->fw.debug_wm || (dev->fw.debug_bin & BIT(0)); 508 509 ret = mt7915_mcu_fw_log_2_host(dev, MCU_FW_LOG_WM, val); 510 if (ret) 511 goto out; 512 513 for (debug = DEBUG_TXCMD; debug <= DEBUG_RPT_RX; debug++) { 514 if (debug == DEBUG_RPT_RX) 515 val = en && rx; 516 else 517 val = en && tx; 518 519 ret = mt7915_mcu_fw_dbg_ctrl(dev, debug, val); 520 if (ret) 521 goto out; 522 } 523 524 /* WM CPU info record control */ 525 mt76_clear(dev, MT_CPU_UTIL_CTRL, BIT(0)); 526 mt76_wr(dev, MT_DIC_CMD_REG_CMD, BIT(2) | BIT(13) | !dev->fw.debug_wm); 527 mt76_wr(dev, MT_MCU_WM_CIRQ_IRQ_MASK_CLR_ADDR, BIT(5)); 528 mt76_wr(dev, MT_MCU_WM_CIRQ_IRQ_SOFT_ADDR, BIT(5)); 529 530 out: 531 if (ret) 532 dev->fw.debug_wm = 0; 533 534 return ret; 535 } 536 537 static int 538 mt7915_fw_debug_wm_get(void *data, u64 *val) 539 { 540 struct mt7915_dev *dev = data; 541 542 *val = dev->fw.debug_wm; 543 544 return 0; 545 } 546 547 DEFINE_DEBUGFS_ATTRIBUTE(fops_fw_debug_wm, mt7915_fw_debug_wm_get, 548 mt7915_fw_debug_wm_set, "%lld\n"); 549 550 static int 551 mt7915_fw_debug_wa_set(void *data, u64 val) 552 { 553 struct mt7915_dev *dev = data; 554 int ret; 555 556 dev->fw.debug_wa = val ? MCU_FW_LOG_TO_HOST : 0; 557 558 ret = mt7915_mcu_fw_log_2_host(dev, MCU_FW_LOG_WA, dev->fw.debug_wa); 559 if (ret) 560 goto out; 561 562 ret = mt7915_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET), 563 MCU_WA_PARAM_PDMA_RX, !!dev->fw.debug_wa, 0); 564 out: 565 if (ret) 566 dev->fw.debug_wa = 0; 567 568 return ret; 569 } 570 571 static int 572 mt7915_fw_debug_wa_get(void *data, u64 *val) 573 { 574 struct mt7915_dev *dev = data; 575 576 *val = dev->fw.debug_wa; 577 578 return 0; 579 } 580 581 DEFINE_DEBUGFS_ATTRIBUTE(fops_fw_debug_wa, mt7915_fw_debug_wa_get, 582 mt7915_fw_debug_wa_set, "%lld\n"); 583 584 static struct dentry * 585 create_buf_file_cb(const char *filename, struct dentry *parent, umode_t mode, 586 struct rchan_buf *buf, int *is_global) 587 { 588 struct dentry *f; 589 590 f = debugfs_create_file("fwlog_data", mode, parent, buf, 591 &relay_file_operations); 592 if (IS_ERR(f)) 593 return NULL; 594 595 *is_global = 1; 596 597 return f; 598 } 599 600 static int 601 remove_buf_file_cb(struct dentry *f) 602 { 603 debugfs_remove(f); 604 605 return 0; 606 } 607 608 static int 609 mt7915_fw_debug_bin_set(void *data, u64 val) 610 { 611 static struct rchan_callbacks relay_cb = { 612 .create_buf_file = create_buf_file_cb, 613 .remove_buf_file = remove_buf_file_cb, 614 }; 615 struct mt7915_dev *dev = data; 616 617 if (!dev->relay_fwlog) 618 dev->relay_fwlog = relay_open("fwlog_data", dev->debugfs_dir, 619 1500, 512, &relay_cb, NULL); 620 if (!dev->relay_fwlog) 621 return -ENOMEM; 622 623 dev->fw.debug_bin = val; 624 625 relay_reset(dev->relay_fwlog); 626 627 return mt7915_fw_debug_wm_set(dev, dev->fw.debug_wm); 628 } 629 630 static int 631 mt7915_fw_debug_bin_get(void *data, u64 *val) 632 { 633 struct mt7915_dev *dev = data; 634 635 *val = dev->fw.debug_bin; 636 637 return 0; 638 } 639 640 DEFINE_DEBUGFS_ATTRIBUTE(fops_fw_debug_bin, mt7915_fw_debug_bin_get, 641 mt7915_fw_debug_bin_set, "%lld\n"); 642 643 static int 644 mt7915_fw_util_wm_show(struct seq_file *file, void *data) 645 { 646 struct mt7915_dev *dev = file->private; 647 648 seq_printf(file, "Program counter: 0x%x\n", mt76_rr(dev, MT_WM_MCU_PC)); 649 650 if (dev->fw.debug_wm) { 651 seq_printf(file, "Busy: %u%% Peak busy: %u%%\n", 652 mt76_rr(dev, MT_CPU_UTIL_BUSY_PCT), 653 mt76_rr(dev, MT_CPU_UTIL_PEAK_BUSY_PCT)); 654 seq_printf(file, "Idle count: %u Peak idle count: %u\n", 655 mt76_rr(dev, MT_CPU_UTIL_IDLE_CNT), 656 mt76_rr(dev, MT_CPU_UTIL_PEAK_IDLE_CNT)); 657 } 658 659 return 0; 660 } 661 662 DEFINE_SHOW_ATTRIBUTE(mt7915_fw_util_wm); 663 664 static int 665 mt7915_fw_util_wa_show(struct seq_file *file, void *data) 666 { 667 struct mt7915_dev *dev = file->private; 668 669 seq_printf(file, "Program counter: 0x%x\n", mt76_rr(dev, MT_WA_MCU_PC)); 670 671 if (dev->fw.debug_wa) 672 return mt7915_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(QUERY), 673 MCU_WA_PARAM_CPU_UTIL, 0, 0); 674 675 return 0; 676 } 677 678 DEFINE_SHOW_ATTRIBUTE(mt7915_fw_util_wa); 679 680 static void 681 mt7915_ampdu_stat_read_phy(struct mt7915_phy *phy, 682 struct seq_file *file) 683 { 684 struct mt7915_dev *dev = phy->dev; 685 bool ext_phy = phy != &dev->phy; 686 int bound[15], range[4], i; 687 u8 band = phy->mt76->band_idx; 688 689 /* Tx ampdu stat */ 690 for (i = 0; i < ARRAY_SIZE(range); i++) 691 range[i] = mt76_rr(dev, MT_MIB_ARNG(band, i)); 692 693 for (i = 0; i < ARRAY_SIZE(bound); i++) 694 bound[i] = MT_MIB_ARNCR_RANGE(range[i / 4], i % 4) + 1; 695 696 seq_printf(file, "\nPhy %d, Phy band %d\n", ext_phy, band); 697 698 seq_printf(file, "Length: %8d | ", bound[0]); 699 for (i = 0; i < ARRAY_SIZE(bound) - 1; i++) 700 seq_printf(file, "%3d -%3d | ", 701 bound[i] + 1, bound[i + 1]); 702 703 seq_puts(file, "\nCount: "); 704 for (i = 0; i < ARRAY_SIZE(bound); i++) 705 seq_printf(file, "%8d | ", phy->mt76->aggr_stats[i]); 706 seq_puts(file, "\n"); 707 708 seq_printf(file, "BA miss count: %d\n", phy->mib.ba_miss_cnt); 709 } 710 711 static void 712 mt7915_txbf_stat_read_phy(struct mt7915_phy *phy, struct seq_file *s) 713 { 714 struct mt76_mib_stats *mib = &phy->mib; 715 static const char * const bw[] = { 716 "BW20", "BW40", "BW80", "BW160" 717 }; 718 719 /* Tx Beamformer monitor */ 720 seq_puts(s, "\nTx Beamformer applied PPDU counts: "); 721 722 seq_printf(s, "iBF: %d, eBF: %d\n", 723 mib->tx_bf_ibf_ppdu_cnt, 724 mib->tx_bf_ebf_ppdu_cnt); 725 726 /* Tx Beamformer Rx feedback monitor */ 727 seq_puts(s, "Tx Beamformer Rx feedback statistics: "); 728 729 seq_printf(s, "All: %d, HE: %d, VHT: %d, HT: %d, ", 730 mib->tx_bf_rx_fb_all_cnt, 731 mib->tx_bf_rx_fb_he_cnt, 732 mib->tx_bf_rx_fb_vht_cnt, 733 mib->tx_bf_rx_fb_ht_cnt); 734 735 seq_printf(s, "%s, NC: %d, NR: %d\n", 736 bw[mib->tx_bf_rx_fb_bw], 737 mib->tx_bf_rx_fb_nc_cnt, 738 mib->tx_bf_rx_fb_nr_cnt); 739 740 /* Tx Beamformee Rx NDPA & Tx feedback report */ 741 seq_printf(s, "Tx Beamformee successful feedback frames: %d\n", 742 mib->tx_bf_fb_cpl_cnt); 743 seq_printf(s, "Tx Beamformee feedback triggered counts: %d\n", 744 mib->tx_bf_fb_trig_cnt); 745 746 /* Tx SU & MU counters */ 747 seq_printf(s, "Tx multi-user Beamforming counts: %d\n", 748 mib->tx_bf_cnt); 749 seq_printf(s, "Tx multi-user MPDU counts: %d\n", mib->tx_mu_mpdu_cnt); 750 seq_printf(s, "Tx multi-user successful MPDU counts: %d\n", 751 mib->tx_mu_acked_mpdu_cnt); 752 seq_printf(s, "Tx single-user successful MPDU counts: %d\n", 753 mib->tx_su_acked_mpdu_cnt); 754 755 seq_puts(s, "\n"); 756 } 757 758 static int 759 mt7915_tx_stats_show(struct seq_file *file, void *data) 760 { 761 struct mt7915_phy *phy = file->private; 762 struct mt7915_dev *dev = phy->dev; 763 struct mt76_mib_stats *mib = &phy->mib; 764 int i; 765 766 mutex_lock(&dev->mt76.mutex); 767 768 mt7915_ampdu_stat_read_phy(phy, file); 769 mt7915_mac_update_stats(phy); 770 mt7915_txbf_stat_read_phy(phy, file); 771 772 /* Tx amsdu info */ 773 seq_puts(file, "Tx MSDU statistics:\n"); 774 for (i = 0; i < ARRAY_SIZE(mib->tx_amsdu); i++) { 775 seq_printf(file, "AMSDU pack count of %d MSDU in TXD: %8d ", 776 i + 1, mib->tx_amsdu[i]); 777 if (mib->tx_amsdu_cnt) 778 seq_printf(file, "(%3d%%)\n", 779 mib->tx_amsdu[i] * 100 / mib->tx_amsdu_cnt); 780 else 781 seq_puts(file, "\n"); 782 } 783 784 mutex_unlock(&dev->mt76.mutex); 785 786 return 0; 787 } 788 789 DEFINE_SHOW_ATTRIBUTE(mt7915_tx_stats); 790 791 static void 792 mt7915_hw_queue_read(struct seq_file *s, u32 size, 793 const struct hw_queue_map *map) 794 { 795 struct mt7915_phy *phy = s->private; 796 struct mt7915_dev *dev = phy->dev; 797 u32 i, val; 798 799 val = mt76_rr(dev, MT_FL_Q_EMPTY); 800 for (i = 0; i < size; i++) { 801 u32 ctrl, head, tail, queued; 802 803 if (val & BIT(map[i].index)) 804 continue; 805 806 ctrl = BIT(31) | (map[i].pid << 10) | ((u32)map[i].qid << 24); 807 mt76_wr(dev, MT_FL_Q0_CTRL, ctrl); 808 809 head = mt76_get_field(dev, MT_FL_Q2_CTRL, 810 GENMASK(11, 0)); 811 tail = mt76_get_field(dev, MT_FL_Q2_CTRL, 812 GENMASK(27, 16)); 813 queued = mt76_get_field(dev, MT_FL_Q3_CTRL, 814 GENMASK(11, 0)); 815 816 seq_printf(s, "\t%s: ", map[i].name); 817 seq_printf(s, "queued:0x%03x head:0x%03x tail:0x%03x\n", 818 queued, head, tail); 819 } 820 } 821 822 static void 823 mt7915_sta_hw_queue_read(void *data, struct ieee80211_sta *sta) 824 { 825 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 826 struct mt7915_dev *dev = msta->vif->phy->dev; 827 struct seq_file *s = data; 828 u8 ac; 829 830 for (ac = 0; ac < 4; ac++) { 831 u32 qlen, ctrl, val; 832 u32 idx = msta->wcid.idx >> 5; 833 u8 offs = msta->wcid.idx & GENMASK(4, 0); 834 835 ctrl = BIT(31) | BIT(11) | (ac << 24); 836 val = mt76_rr(dev, MT_PLE_AC_QEMPTY(ac, idx)); 837 838 if (val & BIT(offs)) 839 continue; 840 841 mt76_wr(dev, MT_FL_Q0_CTRL, ctrl | msta->wcid.idx); 842 qlen = mt76_get_field(dev, MT_FL_Q3_CTRL, 843 GENMASK(11, 0)); 844 seq_printf(s, "\tSTA %pM wcid %d: AC%d%d queued:%d\n", 845 sta->addr, msta->wcid.idx, 846 msta->vif->mt76.wmm_idx, ac, qlen); 847 } 848 } 849 850 static int 851 mt7915_hw_queues_show(struct seq_file *file, void *data) 852 { 853 struct mt7915_phy *phy = file->private; 854 struct mt7915_dev *dev = phy->dev; 855 static const struct hw_queue_map ple_queue_map[] = { 856 { "CPU_Q0", 0, 1, MT_CTX0 }, 857 { "CPU_Q1", 1, 1, MT_CTX0 + 1 }, 858 { "CPU_Q2", 2, 1, MT_CTX0 + 2 }, 859 { "CPU_Q3", 3, 1, MT_CTX0 + 3 }, 860 { "ALTX_Q0", 8, 2, MT_LMAC_ALTX0 }, 861 { "BMC_Q0", 9, 2, MT_LMAC_BMC0 }, 862 { "BCN_Q0", 10, 2, MT_LMAC_BCN0 }, 863 { "PSMP_Q0", 11, 2, MT_LMAC_PSMP0 }, 864 { "ALTX_Q1", 12, 2, MT_LMAC_ALTX0 + 4 }, 865 { "BMC_Q1", 13, 2, MT_LMAC_BMC0 + 4 }, 866 { "BCN_Q1", 14, 2, MT_LMAC_BCN0 + 4 }, 867 { "PSMP_Q1", 15, 2, MT_LMAC_PSMP0 + 4 }, 868 }; 869 static const struct hw_queue_map pse_queue_map[] = { 870 { "CPU Q0", 0, 1, MT_CTX0 }, 871 { "CPU Q1", 1, 1, MT_CTX0 + 1 }, 872 { "CPU Q2", 2, 1, MT_CTX0 + 2 }, 873 { "CPU Q3", 3, 1, MT_CTX0 + 3 }, 874 { "HIF_Q0", 8, 0, MT_HIF0 }, 875 { "HIF_Q1", 9, 0, MT_HIF0 + 1 }, 876 { "HIF_Q2", 10, 0, MT_HIF0 + 2 }, 877 { "HIF_Q3", 11, 0, MT_HIF0 + 3 }, 878 { "HIF_Q4", 12, 0, MT_HIF0 + 4 }, 879 { "HIF_Q5", 13, 0, MT_HIF0 + 5 }, 880 { "LMAC_Q", 16, 2, 0 }, 881 { "MDP_TXQ", 17, 2, 1 }, 882 { "MDP_RXQ", 18, 2, 2 }, 883 { "SEC_TXQ", 19, 2, 3 }, 884 { "SEC_RXQ", 20, 2, 4 }, 885 }; 886 u32 val, head, tail; 887 888 /* ple queue */ 889 val = mt76_rr(dev, MT_PLE_FREEPG_CNT); 890 head = mt76_get_field(dev, MT_PLE_FREEPG_HEAD_TAIL, GENMASK(11, 0)); 891 tail = mt76_get_field(dev, MT_PLE_FREEPG_HEAD_TAIL, GENMASK(27, 16)); 892 seq_puts(file, "PLE page info:\n"); 893 seq_printf(file, 894 "\tTotal free page: 0x%08x head: 0x%03x tail: 0x%03x\n", 895 val, head, tail); 896 897 val = mt76_rr(dev, MT_PLE_PG_HIF_GROUP); 898 head = mt76_get_field(dev, MT_PLE_HIF_PG_INFO, GENMASK(11, 0)); 899 tail = mt76_get_field(dev, MT_PLE_HIF_PG_INFO, GENMASK(27, 16)); 900 seq_printf(file, "\tHIF free page: 0x%03x res: 0x%03x used: 0x%03x\n", 901 val, head, tail); 902 903 seq_puts(file, "PLE non-empty queue info:\n"); 904 mt7915_hw_queue_read(file, ARRAY_SIZE(ple_queue_map), 905 &ple_queue_map[0]); 906 907 /* iterate per-sta ple queue */ 908 ieee80211_iterate_stations_atomic(phy->mt76->hw, 909 mt7915_sta_hw_queue_read, file); 910 /* pse queue */ 911 seq_puts(file, "PSE non-empty queue info:\n"); 912 mt7915_hw_queue_read(file, ARRAY_SIZE(pse_queue_map), 913 &pse_queue_map[0]); 914 915 return 0; 916 } 917 918 DEFINE_SHOW_ATTRIBUTE(mt7915_hw_queues); 919 920 static int 921 mt7915_xmit_queues_show(struct seq_file *file, void *data) 922 { 923 struct mt7915_phy *phy = file->private; 924 struct mt7915_dev *dev = phy->dev; 925 struct { 926 struct mt76_queue *q; 927 char *queue; 928 } queue_map[] = { 929 { phy->mt76->q_tx[MT_TXQ_BE], " MAIN" }, 930 { dev->mt76.q_mcu[MT_MCUQ_WM], " MCUWM" }, 931 { dev->mt76.q_mcu[MT_MCUQ_WA], " MCUWA" }, 932 { dev->mt76.q_mcu[MT_MCUQ_FWDL], "MCUFWDL" }, 933 }; 934 int i; 935 936 seq_puts(file, " queue | hw-queued | head | tail |\n"); 937 for (i = 0; i < ARRAY_SIZE(queue_map); i++) { 938 struct mt76_queue *q = queue_map[i].q; 939 940 if (!q) 941 continue; 942 943 seq_printf(file, " %s | %9d | %9d | %9d |\n", 944 queue_map[i].queue, q->queued, q->head, 945 q->tail); 946 } 947 948 return 0; 949 } 950 951 DEFINE_SHOW_ATTRIBUTE(mt7915_xmit_queues); 952 953 #define mt7915_txpower_puts(rate) \ 954 ({ \ 955 len += scnprintf(buf + len, sz - len, "%-16s:", #rate " (TMAC)"); \ 956 for (i = 0; i < mt7915_sku_group_len[SKU_##rate]; i++, offs++) \ 957 len += scnprintf(buf + len, sz - len, " %6d", txpwr[offs]); \ 958 len += scnprintf(buf + len, sz - len, "\n"); \ 959 }) 960 961 #define mt7915_txpower_sets(rate, pwr, flag) \ 962 ({ \ 963 offs += len; \ 964 len = mt7915_sku_group_len[rate]; \ 965 if (mode == flag) { \ 966 for (i = 0; i < len; i++) \ 967 req.txpower_sku[offs + i] = pwr; \ 968 } \ 969 }) 970 971 static ssize_t 972 mt7915_rate_txpower_get(struct file *file, char __user *user_buf, 973 size_t count, loff_t *ppos) 974 { 975 struct mt7915_phy *phy = file->private_data; 976 struct mt7915_dev *dev = phy->dev; 977 s8 txpwr[MT7915_SKU_RATE_NUM]; 978 static const size_t sz = 2048; 979 u8 band = phy->mt76->band_idx; 980 int i, offs = 0, len = 0; 981 ssize_t ret; 982 char *buf; 983 u32 reg; 984 985 buf = kzalloc(sz, GFP_KERNEL); 986 if (!buf) 987 return -ENOMEM; 988 989 ret = mt7915_mcu_get_txpower_sku(phy, txpwr, sizeof(txpwr)); 990 if (ret) 991 goto out; 992 993 /* Txpower propagation path: TMAC -> TXV -> BBP */ 994 len += scnprintf(buf + len, sz - len, 995 "\nPhy%d Tx power table (channel %d)\n", 996 phy != &dev->phy, phy->mt76->chandef.chan->hw_value); 997 len += scnprintf(buf + len, sz - len, "%-16s %6s %6s %6s %6s\n", 998 " ", "1m", "2m", "5m", "11m"); 999 mt7915_txpower_puts(CCK); 1000 1001 len += scnprintf(buf + len, sz - len, 1002 "%-16s %6s %6s %6s %6s %6s %6s %6s %6s\n", 1003 " ", "6m", "9m", "12m", "18m", "24m", "36m", "48m", 1004 "54m"); 1005 mt7915_txpower_puts(OFDM); 1006 1007 len += scnprintf(buf + len, sz - len, 1008 "%-16s %6s %6s %6s %6s %6s %6s %6s %6s\n", 1009 " ", "mcs0", "mcs1", "mcs2", "mcs3", "mcs4", 1010 "mcs5", "mcs6", "mcs7"); 1011 mt7915_txpower_puts(HT_BW20); 1012 1013 len += scnprintf(buf + len, sz - len, 1014 "%-16s %6s %6s %6s %6s %6s %6s %6s %6s %6s\n", 1015 " ", "mcs0", "mcs1", "mcs2", "mcs3", "mcs4", "mcs5", 1016 "mcs6", "mcs7", "mcs32"); 1017 mt7915_txpower_puts(HT_BW40); 1018 1019 len += scnprintf(buf + len, sz - len, 1020 "%-16s %6s %6s %6s %6s %6s %6s %6s %6s %6s %6s %6s %6s\n", 1021 " ", "mcs0", "mcs1", "mcs2", "mcs3", "mcs4", "mcs5", 1022 "mcs6", "mcs7", "mcs8", "mcs9", "mcs10", "mcs11"); 1023 mt7915_txpower_puts(VHT_BW20); 1024 mt7915_txpower_puts(VHT_BW40); 1025 mt7915_txpower_puts(VHT_BW80); 1026 mt7915_txpower_puts(VHT_BW160); 1027 mt7915_txpower_puts(HE_RU26); 1028 mt7915_txpower_puts(HE_RU52); 1029 mt7915_txpower_puts(HE_RU106); 1030 mt7915_txpower_puts(HE_RU242); 1031 mt7915_txpower_puts(HE_RU484); 1032 mt7915_txpower_puts(HE_RU996); 1033 mt7915_txpower_puts(HE_RU2x996); 1034 1035 reg = is_mt7915(&dev->mt76) ? MT_WF_PHY_TPC_CTRL_STAT(band) : 1036 MT_WF_PHY_TPC_CTRL_STAT_MT7916(band); 1037 1038 len += scnprintf(buf + len, sz - len, "\nTx power (bbp) : %6ld\n", 1039 mt76_get_field(dev, reg, MT_WF_PHY_TPC_POWER)); 1040 1041 ret = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1042 1043 out: 1044 kfree(buf); 1045 return ret; 1046 } 1047 1048 static ssize_t 1049 mt7915_rate_txpower_set(struct file *file, const char __user *user_buf, 1050 size_t count, loff_t *ppos) 1051 { 1052 struct mt7915_phy *phy = file->private_data; 1053 struct mt7915_dev *dev = phy->dev; 1054 struct mt76_phy *mphy = phy->mt76; 1055 struct mt7915_mcu_txpower_sku req = { 1056 .format_id = TX_POWER_LIMIT_TABLE, 1057 .band_idx = phy->mt76->band_idx, 1058 }; 1059 char buf[100]; 1060 int i, ret, pwr160 = 0, pwr80 = 0, pwr40 = 0, pwr20 = 0; 1061 enum mac80211_rx_encoding mode; 1062 u32 offs = 0, len = 0; 1063 1064 if (count >= sizeof(buf)) 1065 return -EINVAL; 1066 1067 if (copy_from_user(buf, user_buf, count)) 1068 return -EFAULT; 1069 1070 if (count && buf[count - 1] == '\n') 1071 buf[count - 1] = '\0'; 1072 else 1073 buf[count] = '\0'; 1074 1075 if (sscanf(buf, "%u %u %u %u %u", 1076 &mode, &pwr160, &pwr80, &pwr40, &pwr20) != 5) { 1077 dev_warn(dev->mt76.dev, 1078 "per bandwidth power limit: Mode BW160 BW80 BW40 BW20"); 1079 return -EINVAL; 1080 } 1081 1082 if (mode > RX_ENC_HE) 1083 return -EINVAL; 1084 1085 if (pwr160) 1086 pwr160 = mt7915_get_power_bound(phy, pwr160); 1087 if (pwr80) 1088 pwr80 = mt7915_get_power_bound(phy, pwr80); 1089 if (pwr40) 1090 pwr40 = mt7915_get_power_bound(phy, pwr40); 1091 if (pwr20) 1092 pwr20 = mt7915_get_power_bound(phy, pwr20); 1093 1094 if (pwr160 < 0 || pwr80 < 0 || pwr40 < 0 || pwr20 < 0) 1095 return -EINVAL; 1096 1097 mutex_lock(&dev->mt76.mutex); 1098 ret = mt7915_mcu_get_txpower_sku(phy, req.txpower_sku, 1099 sizeof(req.txpower_sku)); 1100 if (ret) 1101 goto out; 1102 1103 mt7915_txpower_sets(SKU_CCK, pwr20, RX_ENC_LEGACY); 1104 mt7915_txpower_sets(SKU_OFDM, pwr20, RX_ENC_LEGACY); 1105 if (mode == RX_ENC_LEGACY) 1106 goto skip; 1107 1108 mt7915_txpower_sets(SKU_HT_BW20, pwr20, RX_ENC_HT); 1109 mt7915_txpower_sets(SKU_HT_BW40, pwr40, RX_ENC_HT); 1110 if (mode == RX_ENC_HT) 1111 goto skip; 1112 1113 mt7915_txpower_sets(SKU_VHT_BW20, pwr20, RX_ENC_VHT); 1114 mt7915_txpower_sets(SKU_VHT_BW40, pwr40, RX_ENC_VHT); 1115 mt7915_txpower_sets(SKU_VHT_BW80, pwr80, RX_ENC_VHT); 1116 mt7915_txpower_sets(SKU_VHT_BW160, pwr160, RX_ENC_VHT); 1117 if (mode == RX_ENC_VHT) 1118 goto skip; 1119 1120 mt7915_txpower_sets(SKU_HE_RU26, pwr20, RX_ENC_HE + 1); 1121 mt7915_txpower_sets(SKU_HE_RU52, pwr20, RX_ENC_HE + 1); 1122 mt7915_txpower_sets(SKU_HE_RU106, pwr20, RX_ENC_HE + 1); 1123 mt7915_txpower_sets(SKU_HE_RU242, pwr20, RX_ENC_HE); 1124 mt7915_txpower_sets(SKU_HE_RU484, pwr40, RX_ENC_HE); 1125 mt7915_txpower_sets(SKU_HE_RU996, pwr80, RX_ENC_HE); 1126 mt7915_txpower_sets(SKU_HE_RU2x996, pwr160, RX_ENC_HE); 1127 skip: 1128 ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(TX_POWER_FEATURE_CTRL), 1129 &req, sizeof(req), true); 1130 if (ret) 1131 goto out; 1132 1133 mphy->txpower_cur = max(mphy->txpower_cur, 1134 max(pwr160, max(pwr80, max(pwr40, pwr20)))); 1135 out: 1136 mutex_unlock(&dev->mt76.mutex); 1137 1138 return ret ? ret : count; 1139 } 1140 1141 static const struct file_operations mt7915_rate_txpower_fops = { 1142 .write = mt7915_rate_txpower_set, 1143 .read = mt7915_rate_txpower_get, 1144 .open = simple_open, 1145 .owner = THIS_MODULE, 1146 .llseek = default_llseek, 1147 }; 1148 1149 static int 1150 mt7915_twt_stats(struct seq_file *s, void *data) 1151 { 1152 struct mt7915_dev *dev = dev_get_drvdata(s->private); 1153 struct mt7915_twt_flow *iter; 1154 1155 rcu_read_lock(); 1156 1157 seq_puts(s, " wcid | id | flags | exp | mantissa"); 1158 seq_puts(s, " | duration | tsf |\n"); 1159 list_for_each_entry_rcu(iter, &dev->twt_list, list) 1160 seq_printf(s, 1161 "%9d | %8d | %5c%c%c%c | %8d | %8d | %8d | %14lld |\n", 1162 iter->wcid, iter->id, 1163 iter->sched ? 's' : 'u', 1164 iter->protection ? 'p' : '-', 1165 iter->trigger ? 't' : '-', 1166 iter->flowtype ? '-' : 'a', 1167 iter->exp, iter->mantissa, 1168 iter->duration, iter->tsf); 1169 1170 rcu_read_unlock(); 1171 1172 return 0; 1173 } 1174 1175 /* The index of RF registers use the generic regidx, combined with two parts: 1176 * WF selection [31:24] and offset [23:0]. 1177 */ 1178 static int 1179 mt7915_rf_regval_get(void *data, u64 *val) 1180 { 1181 struct mt7915_dev *dev = data; 1182 u32 regval; 1183 int ret; 1184 1185 ret = mt7915_mcu_rf_regval(dev, dev->mt76.debugfs_reg, ®val, false); 1186 if (ret) 1187 return ret; 1188 1189 *val = regval; 1190 1191 return 0; 1192 } 1193 1194 static int 1195 mt7915_rf_regval_set(void *data, u64 val) 1196 { 1197 struct mt7915_dev *dev = data; 1198 u32 val32 = val; 1199 1200 return mt7915_mcu_rf_regval(dev, dev->mt76.debugfs_reg, &val32, true); 1201 } 1202 1203 DEFINE_DEBUGFS_ATTRIBUTE(fops_rf_regval, mt7915_rf_regval_get, 1204 mt7915_rf_regval_set, "0x%08llx\n"); 1205 1206 int mt7915_init_debugfs(struct mt7915_phy *phy) 1207 { 1208 struct mt7915_dev *dev = phy->dev; 1209 bool ext_phy = phy != &dev->phy; 1210 struct dentry *dir; 1211 1212 dir = mt76_register_debugfs_fops(phy->mt76, NULL); 1213 if (!dir) 1214 return -ENOMEM; 1215 debugfs_create_file("muru_debug", 0600, dir, dev, &fops_muru_debug); 1216 debugfs_create_file("muru_stats", 0400, dir, phy, 1217 &mt7915_muru_stats_fops); 1218 debugfs_create_file("hw-queues", 0400, dir, phy, 1219 &mt7915_hw_queues_fops); 1220 debugfs_create_file("xmit-queues", 0400, dir, phy, 1221 &mt7915_xmit_queues_fops); 1222 debugfs_create_file("tx_stats", 0400, dir, phy, &mt7915_tx_stats_fops); 1223 debugfs_create_file("sys_recovery", 0600, dir, phy, 1224 &mt7915_sys_recovery_ops); 1225 debugfs_create_file("fw_debug_wm", 0600, dir, dev, &fops_fw_debug_wm); 1226 debugfs_create_file("fw_debug_wa", 0600, dir, dev, &fops_fw_debug_wa); 1227 debugfs_create_file("fw_debug_bin", 0600, dir, dev, &fops_fw_debug_bin); 1228 debugfs_create_file("fw_util_wm", 0400, dir, dev, 1229 &mt7915_fw_util_wm_fops); 1230 debugfs_create_file("fw_util_wa", 0400, dir, dev, 1231 &mt7915_fw_util_wa_fops); 1232 debugfs_create_file("implicit_txbf", 0600, dir, dev, 1233 &fops_implicit_txbf); 1234 debugfs_create_file("txpower_sku", 0400, dir, phy, 1235 &mt7915_rate_txpower_fops); 1236 debugfs_create_devm_seqfile(dev->mt76.dev, "twt_stats", dir, 1237 mt7915_twt_stats); 1238 debugfs_create_file("rf_regval", 0600, dir, dev, &fops_rf_regval); 1239 1240 if (!dev->dbdc_support || phy->mt76->band_idx) { 1241 debugfs_create_u32("dfs_hw_pattern", 0400, dir, 1242 &dev->hw_pattern); 1243 debugfs_create_file("radar_trigger", 0200, dir, dev, 1244 &fops_radar_trigger); 1245 debugfs_create_devm_seqfile(dev->mt76.dev, "rdd_monitor", dir, 1246 mt7915_rdd_monitor); 1247 } 1248 1249 if (!ext_phy) 1250 dev->debugfs_dir = dir; 1251 1252 return 0; 1253 } 1254 1255 static void 1256 mt7915_debugfs_write_fwlog(struct mt7915_dev *dev, const void *hdr, int hdrlen, 1257 const void *data, int len) 1258 { 1259 static DEFINE_SPINLOCK(lock); 1260 unsigned long flags; 1261 void *dest; 1262 1263 spin_lock_irqsave(&lock, flags); 1264 dest = relay_reserve(dev->relay_fwlog, hdrlen + len + 4); 1265 if (dest) { 1266 *(u32 *)dest = hdrlen + len; 1267 dest += 4; 1268 1269 if (hdrlen) { 1270 memcpy(dest, hdr, hdrlen); 1271 dest += hdrlen; 1272 } 1273 1274 memcpy(dest, data, len); 1275 relay_flush(dev->relay_fwlog); 1276 } 1277 spin_unlock_irqrestore(&lock, flags); 1278 } 1279 1280 void mt7915_debugfs_rx_fw_monitor(struct mt7915_dev *dev, const void *data, int len) 1281 { 1282 struct { 1283 __le32 magic; 1284 __le32 timestamp; 1285 __le16 msg_type; 1286 __le16 len; 1287 } hdr = { 1288 .magic = cpu_to_le32(FW_BIN_LOG_MAGIC), 1289 .msg_type = cpu_to_le16(PKT_TYPE_RX_FW_MONITOR), 1290 }; 1291 1292 if (!dev->relay_fwlog) 1293 return; 1294 1295 hdr.timestamp = cpu_to_le32(mt76_rr(dev, MT_LPON_FRCR(0))); 1296 hdr.len = *(__le16 *)data; 1297 mt7915_debugfs_write_fwlog(dev, &hdr, sizeof(hdr), data, len); 1298 } 1299 1300 bool mt7915_debugfs_rx_log(struct mt7915_dev *dev, const void *data, int len) 1301 { 1302 if (get_unaligned_le32(data) != FW_BIN_LOG_MAGIC) 1303 return false; 1304 1305 if (dev->relay_fwlog) 1306 mt7915_debugfs_write_fwlog(dev, NULL, 0, data, len); 1307 1308 return true; 1309 } 1310 1311 #ifdef CONFIG_MAC80211_DEBUGFS 1312 /** per-station debugfs **/ 1313 1314 static ssize_t mt7915_sta_fixed_rate_set(struct file *file, 1315 const char __user *user_buf, 1316 size_t count, loff_t *ppos) 1317 { 1318 struct ieee80211_sta *sta = file->private_data; 1319 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1320 struct mt7915_dev *dev = msta->vif->phy->dev; 1321 struct ieee80211_vif *vif; 1322 struct sta_phy phy = {}; 1323 char buf[100]; 1324 int ret; 1325 u32 field; 1326 u8 i, gi, he_ltf; 1327 1328 if (count >= sizeof(buf)) 1329 return -EINVAL; 1330 1331 if (copy_from_user(buf, user_buf, count)) 1332 return -EFAULT; 1333 1334 if (count && buf[count - 1] == '\n') 1335 buf[count - 1] = '\0'; 1336 else 1337 buf[count] = '\0'; 1338 1339 /* mode - cck: 0, ofdm: 1, ht: 2, gf: 3, vht: 4, he_su: 8, he_er: 9 1340 * bw - bw20: 0, bw40: 1, bw80: 2, bw160: 3 1341 * nss - vht: 1~4, he: 1~4, others: ignore 1342 * mcs - cck: 0~4, ofdm: 0~7, ht: 0~32, vht: 0~9, he_su: 0~11, he_er: 0~2 1343 * gi - (ht/vht) lgi: 0, sgi: 1; (he) 0.8us: 0, 1.6us: 1, 3.2us: 2 1344 * ldpc - off: 0, on: 1 1345 * stbc - off: 0, on: 1 1346 * he_ltf - 1xltf: 0, 2xltf: 1, 4xltf: 2 1347 */ 1348 if (sscanf(buf, "%hhu %hhu %hhu %hhu %hhu %hhu %hhu %hhu", 1349 &phy.type, &phy.bw, &phy.nss, &phy.mcs, &gi, 1350 &phy.ldpc, &phy.stbc, &he_ltf) != 8) { 1351 dev_warn(dev->mt76.dev, 1352 "format: Mode BW NSS MCS (HE)GI LDPC STBC HE_LTF\n"); 1353 field = RATE_PARAM_AUTO; 1354 goto out; 1355 } 1356 1357 phy.ldpc = (phy.bw || phy.ldpc) * GENMASK(2, 0); 1358 for (i = 0; i <= phy.bw; i++) { 1359 phy.sgi |= gi << (i << sta->deflink.he_cap.has_he); 1360 phy.he_ltf |= he_ltf << (i << sta->deflink.he_cap.has_he); 1361 } 1362 field = RATE_PARAM_FIXED; 1363 1364 out: 1365 vif = container_of((void *)msta->vif, struct ieee80211_vif, drv_priv); 1366 ret = mt7915_mcu_set_fixed_rate_ctrl(dev, vif, sta, &phy, field); 1367 if (ret) 1368 return -EFAULT; 1369 1370 return count; 1371 } 1372 1373 static const struct file_operations fops_fixed_rate = { 1374 .write = mt7915_sta_fixed_rate_set, 1375 .open = simple_open, 1376 .owner = THIS_MODULE, 1377 .llseek = default_llseek, 1378 }; 1379 1380 static int 1381 mt7915_queues_show(struct seq_file *s, void *data) 1382 { 1383 struct ieee80211_sta *sta = s->private; 1384 1385 mt7915_sta_hw_queue_read(s, sta); 1386 1387 return 0; 1388 } 1389 1390 DEFINE_SHOW_ATTRIBUTE(mt7915_queues); 1391 1392 void mt7915_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1393 struct ieee80211_sta *sta, struct dentry *dir) 1394 { 1395 debugfs_create_file("fixed_rate", 0600, dir, sta, &fops_fixed_rate); 1396 debugfs_create_file("hw-queues", 0400, dir, sta, &mt7915_queues_fops); 1397 } 1398 1399 #endif 1400