1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause 2 /* Copyright(c) 2018-2019 Realtek Corporation 3 */ 4 5 #include <linux/debugfs.h> 6 #include <linux/seq_file.h> 7 #include "main.h" 8 #include "coex.h" 9 #include "sec.h" 10 #include "fw.h" 11 #include "debug.h" 12 #include "phy.h" 13 14 #ifdef CONFIG_RTW88_DEBUGFS 15 16 struct rtw_debugfs_priv { 17 struct rtw_dev *rtwdev; 18 int (*cb_read)(struct seq_file *m, void *v); 19 ssize_t (*cb_write)(struct file *filp, const char __user *buffer, 20 size_t count, loff_t *loff); 21 union { 22 u32 cb_data; 23 u8 *buf; 24 struct { 25 u32 page_offset; 26 u32 page_num; 27 } rsvd_page; 28 struct { 29 u8 rf_path; 30 u32 rf_addr; 31 u32 rf_mask; 32 }; 33 struct { 34 u32 addr; 35 u32 len; 36 } read_reg; 37 }; 38 }; 39 40 static int rtw_debugfs_single_show(struct seq_file *m, void *v) 41 { 42 struct rtw_debugfs_priv *debugfs_priv = m->private; 43 44 return debugfs_priv->cb_read(m, v); 45 } 46 47 static ssize_t rtw_debugfs_common_write(struct file *filp, 48 const char __user *buffer, 49 size_t count, loff_t *loff) 50 { 51 struct rtw_debugfs_priv *debugfs_priv = filp->private_data; 52 53 return debugfs_priv->cb_write(filp, buffer, count, loff); 54 } 55 56 static ssize_t rtw_debugfs_single_write(struct file *filp, 57 const char __user *buffer, 58 size_t count, loff_t *loff) 59 { 60 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 61 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 62 63 return debugfs_priv->cb_write(filp, buffer, count, loff); 64 } 65 66 static int rtw_debugfs_single_open_rw(struct inode *inode, struct file *filp) 67 { 68 return single_open(filp, rtw_debugfs_single_show, inode->i_private); 69 } 70 71 static int rtw_debugfs_close(struct inode *inode, struct file *filp) 72 { 73 return 0; 74 } 75 76 static const struct file_operations file_ops_single_r = { 77 .owner = THIS_MODULE, 78 .open = rtw_debugfs_single_open_rw, 79 .read = seq_read, 80 .llseek = seq_lseek, 81 .release = single_release, 82 }; 83 84 static const struct file_operations file_ops_single_rw = { 85 .owner = THIS_MODULE, 86 .open = rtw_debugfs_single_open_rw, 87 .release = single_release, 88 .read = seq_read, 89 .llseek = seq_lseek, 90 .write = rtw_debugfs_single_write, 91 }; 92 93 static const struct file_operations file_ops_common_write = { 94 .owner = THIS_MODULE, 95 .write = rtw_debugfs_common_write, 96 .open = simple_open, 97 .release = rtw_debugfs_close, 98 }; 99 100 static int rtw_debugfs_get_read_reg(struct seq_file *m, void *v) 101 { 102 struct rtw_debugfs_priv *debugfs_priv = m->private; 103 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 104 u32 val, len, addr; 105 106 len = debugfs_priv->read_reg.len; 107 addr = debugfs_priv->read_reg.addr; 108 switch (len) { 109 case 1: 110 val = rtw_read8(rtwdev, addr); 111 seq_printf(m, "reg 0x%03x: 0x%02x\n", addr, val); 112 break; 113 case 2: 114 val = rtw_read16(rtwdev, addr); 115 seq_printf(m, "reg 0x%03x: 0x%04x\n", addr, val); 116 break; 117 case 4: 118 val = rtw_read32(rtwdev, addr); 119 seq_printf(m, "reg 0x%03x: 0x%08x\n", addr, val); 120 break; 121 } 122 return 0; 123 } 124 125 static int rtw_debugfs_get_rf_read(struct seq_file *m, void *v) 126 { 127 struct rtw_debugfs_priv *debugfs_priv = m->private; 128 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 129 u32 val, addr, mask; 130 u8 path; 131 132 path = debugfs_priv->rf_path; 133 addr = debugfs_priv->rf_addr; 134 mask = debugfs_priv->rf_mask; 135 136 val = rtw_read_rf(rtwdev, path, addr, mask); 137 138 seq_printf(m, "rf_read path:%d addr:0x%08x mask:0x%08x val=0x%08x\n", 139 path, addr, mask, val); 140 141 return 0; 142 } 143 144 static int rtw_debugfs_copy_from_user(char tmp[], int size, 145 const char __user *buffer, size_t count, 146 int num) 147 { 148 int tmp_len; 149 150 if (count < num) 151 return -EFAULT; 152 153 tmp_len = (count > size - 1 ? size - 1 : count); 154 155 if (!buffer || copy_from_user(tmp, buffer, tmp_len)) 156 return count; 157 158 tmp[tmp_len] = '\0'; 159 160 return 0; 161 } 162 163 static ssize_t rtw_debugfs_set_read_reg(struct file *filp, 164 const char __user *buffer, 165 size_t count, loff_t *loff) 166 { 167 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 168 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 169 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 170 char tmp[32 + 1]; 171 u32 addr, len; 172 int num; 173 174 rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2); 175 176 num = sscanf(tmp, "%x %x", &addr, &len); 177 178 if (num != 2) 179 return count; 180 181 if (len != 1 && len != 2 && len != 4) { 182 rtw_warn(rtwdev, "read reg setting wrong len\n"); 183 return -EINVAL; 184 } 185 debugfs_priv->read_reg.addr = addr; 186 debugfs_priv->read_reg.len = len; 187 188 return count; 189 } 190 191 static int rtw_debugfs_get_dump_cam(struct seq_file *m, void *v) 192 { 193 struct rtw_debugfs_priv *debugfs_priv = m->private; 194 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 195 u32 val, command; 196 u32 hw_key_idx = debugfs_priv->cb_data << RTW_SEC_CAM_ENTRY_SHIFT; 197 u32 read_cmd = RTW_SEC_CMD_POLLING; 198 int i; 199 200 seq_printf(m, "cam entry%d\n", debugfs_priv->cb_data); 201 seq_puts(m, "0x0 0x1 0x2 0x3 "); 202 seq_puts(m, "0x4 0x5\n"); 203 mutex_lock(&rtwdev->mutex); 204 for (i = 0; i <= 5; i++) { 205 command = read_cmd | (hw_key_idx + i); 206 rtw_write32(rtwdev, RTW_SEC_CMD_REG, command); 207 val = rtw_read32(rtwdev, RTW_SEC_READ_REG); 208 seq_printf(m, "%8.8x", val); 209 if (i < 2) 210 seq_puts(m, " "); 211 } 212 seq_puts(m, "\n"); 213 mutex_unlock(&rtwdev->mutex); 214 return 0; 215 } 216 217 static int rtw_debugfs_get_rsvd_page(struct seq_file *m, void *v) 218 { 219 struct rtw_debugfs_priv *debugfs_priv = m->private; 220 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 221 u8 page_size = rtwdev->chip->page_size; 222 u32 buf_size = debugfs_priv->rsvd_page.page_num * page_size; 223 u32 offset = debugfs_priv->rsvd_page.page_offset * page_size; 224 u8 *buf; 225 int i; 226 int ret; 227 228 buf = vzalloc(buf_size); 229 if (!buf) 230 return -ENOMEM; 231 232 ret = rtw_dump_drv_rsvd_page(rtwdev, offset, buf_size, (u32 *)buf); 233 if (ret) { 234 rtw_err(rtwdev, "failed to dump rsvd page\n"); 235 vfree(buf); 236 return ret; 237 } 238 239 for (i = 0 ; i < buf_size ; i += 8) { 240 if (i % page_size == 0) 241 seq_printf(m, "PAGE %d\n", (i + offset) / page_size); 242 seq_printf(m, "%2.2x %2.2x %2.2x %2.2x %2.2x %2.2x %2.2x %2.2x\n", 243 *(buf + i), *(buf + i + 1), 244 *(buf + i + 2), *(buf + i + 3), 245 *(buf + i + 4), *(buf + i + 5), 246 *(buf + i + 6), *(buf + i + 7)); 247 } 248 vfree(buf); 249 250 return 0; 251 } 252 253 static ssize_t rtw_debugfs_set_rsvd_page(struct file *filp, 254 const char __user *buffer, 255 size_t count, loff_t *loff) 256 { 257 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 258 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 259 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 260 char tmp[32 + 1]; 261 u32 offset, page_num; 262 int num; 263 264 rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2); 265 266 num = sscanf(tmp, "%d %d", &offset, &page_num); 267 268 if (num != 2) { 269 rtw_warn(rtwdev, "invalid arguments\n"); 270 return num; 271 } 272 273 debugfs_priv->rsvd_page.page_offset = offset; 274 debugfs_priv->rsvd_page.page_num = page_num; 275 276 return count; 277 } 278 279 static ssize_t rtw_debugfs_set_single_input(struct file *filp, 280 const char __user *buffer, 281 size_t count, loff_t *loff) 282 { 283 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 284 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 285 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 286 char tmp[32 + 1]; 287 u32 input; 288 int num; 289 290 rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1); 291 292 num = kstrtoint(tmp, 0, &input); 293 294 if (num) { 295 rtw_warn(rtwdev, "kstrtoint failed\n"); 296 return num; 297 } 298 299 debugfs_priv->cb_data = input; 300 301 return count; 302 } 303 304 static ssize_t rtw_debugfs_set_write_reg(struct file *filp, 305 const char __user *buffer, 306 size_t count, loff_t *loff) 307 { 308 struct rtw_debugfs_priv *debugfs_priv = filp->private_data; 309 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 310 char tmp[32 + 1]; 311 u32 addr, val, len; 312 int num; 313 314 rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3); 315 316 /* write BB/MAC register */ 317 num = sscanf(tmp, "%x %x %x", &addr, &val, &len); 318 319 if (num != 3) 320 return count; 321 322 switch (len) { 323 case 1: 324 rtw_dbg(rtwdev, RTW_DBG_DEBUGFS, 325 "reg write8 0x%03x: 0x%08x\n", addr, val); 326 rtw_write8(rtwdev, addr, (u8)val); 327 break; 328 case 2: 329 rtw_dbg(rtwdev, RTW_DBG_DEBUGFS, 330 "reg write16 0x%03x: 0x%08x\n", addr, val); 331 rtw_write16(rtwdev, addr, (u16)val); 332 break; 333 case 4: 334 rtw_dbg(rtwdev, RTW_DBG_DEBUGFS, 335 "reg write32 0x%03x: 0x%08x\n", addr, val); 336 rtw_write32(rtwdev, addr, (u32)val); 337 break; 338 default: 339 rtw_dbg(rtwdev, RTW_DBG_DEBUGFS, 340 "error write length = %d\n", len); 341 break; 342 } 343 344 return count; 345 } 346 347 static ssize_t rtw_debugfs_set_rf_write(struct file *filp, 348 const char __user *buffer, 349 size_t count, loff_t *loff) 350 { 351 struct rtw_debugfs_priv *debugfs_priv = filp->private_data; 352 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 353 char tmp[32 + 1]; 354 u32 path, addr, mask, val; 355 int num; 356 357 rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 4); 358 359 num = sscanf(tmp, "%x %x %x %x", &path, &addr, &mask, &val); 360 361 if (num != 4) { 362 rtw_warn(rtwdev, "invalid args, [path] [addr] [mask] [val]\n"); 363 return count; 364 } 365 366 rtw_write_rf(rtwdev, path, addr, mask, val); 367 rtw_dbg(rtwdev, RTW_DBG_DEBUGFS, 368 "write_rf path:%d addr:0x%08x mask:0x%08x, val:0x%08x\n", 369 path, addr, mask, val); 370 371 return count; 372 } 373 374 static ssize_t rtw_debugfs_set_rf_read(struct file *filp, 375 const char __user *buffer, 376 size_t count, loff_t *loff) 377 { 378 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 379 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 380 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 381 char tmp[32 + 1]; 382 u32 path, addr, mask; 383 int num; 384 385 rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3); 386 387 num = sscanf(tmp, "%x %x %x", &path, &addr, &mask); 388 389 if (num != 3) { 390 rtw_warn(rtwdev, "invalid args, [path] [addr] [mask] [val]\n"); 391 return count; 392 } 393 394 debugfs_priv->rf_path = path; 395 debugfs_priv->rf_addr = addr; 396 debugfs_priv->rf_mask = mask; 397 398 return count; 399 } 400 401 static int rtw_debug_get_mac_page(struct seq_file *m, void *v) 402 { 403 struct rtw_debugfs_priv *debugfs_priv = m->private; 404 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 405 u32 val; 406 u32 page = debugfs_priv->cb_data; 407 int i, n; 408 int max = 0xff; 409 410 val = rtw_read32(rtwdev, debugfs_priv->cb_data); 411 for (n = 0; n <= max; ) { 412 seq_printf(m, "\n%8.8x ", n + page); 413 for (i = 0; i < 4 && n <= max; i++, n += 4) 414 seq_printf(m, "%8.8x ", 415 rtw_read32(rtwdev, (page | n))); 416 } 417 seq_puts(m, "\n"); 418 return 0; 419 } 420 421 static int rtw_debug_get_bb_page(struct seq_file *m, void *v) 422 { 423 struct rtw_debugfs_priv *debugfs_priv = m->private; 424 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 425 u32 val; 426 u32 page = debugfs_priv->cb_data; 427 int i, n; 428 int max = 0xff; 429 430 val = rtw_read32(rtwdev, debugfs_priv->cb_data); 431 for (n = 0; n <= max; ) { 432 seq_printf(m, "\n%8.8x ", n + page); 433 for (i = 0; i < 4 && n <= max; i++, n += 4) 434 seq_printf(m, "%8.8x ", 435 rtw_read32(rtwdev, (page | n))); 436 } 437 seq_puts(m, "\n"); 438 return 0; 439 } 440 441 static int rtw_debug_get_rf_dump(struct seq_file *m, void *v) 442 { 443 struct rtw_debugfs_priv *debugfs_priv = m->private; 444 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 445 u32 addr, offset, data; 446 u8 path; 447 448 for (path = 0; path < rtwdev->hal.rf_path_num; path++) { 449 seq_printf(m, "RF path:%d\n", path); 450 for (addr = 0; addr < 0x100; addr += 4) { 451 seq_printf(m, "%8.8x ", addr); 452 for (offset = 0; offset < 4; offset++) { 453 data = rtw_read_rf(rtwdev, path, addr + offset, 454 0xffffffff); 455 seq_printf(m, "%8.8x ", data); 456 } 457 seq_puts(m, "\n"); 458 } 459 seq_puts(m, "\n"); 460 } 461 462 return 0; 463 } 464 465 static void rtw_print_cck_rate_txt(struct seq_file *m, u8 rate) 466 { 467 static const char * const 468 cck_rate[] = {"1M", "2M", "5.5M", "11M"}; 469 u8 idx = rate - DESC_RATE1M; 470 471 seq_printf(m, " CCK_%-5s", cck_rate[idx]); 472 } 473 474 static void rtw_print_ofdm_rate_txt(struct seq_file *m, u8 rate) 475 { 476 static const char * const 477 ofdm_rate[] = {"6M", "9M", "12M", "18M", "24M", "36M", "48M", "54M"}; 478 u8 idx = rate - DESC_RATE6M; 479 480 seq_printf(m, " OFDM_%-4s", ofdm_rate[idx]); 481 } 482 483 static void rtw_print_ht_rate_txt(struct seq_file *m, u8 rate) 484 { 485 u8 mcs_n = rate - DESC_RATEMCS0; 486 487 seq_printf(m, " MCS%-6u", mcs_n); 488 } 489 490 static void rtw_print_vht_rate_txt(struct seq_file *m, u8 rate) 491 { 492 u8 idx = rate - DESC_RATEVHT1SS_MCS0; 493 u8 n_ss, mcs_n; 494 495 /* n spatial stream */ 496 n_ss = 1 + idx / 10; 497 /* MCS n */ 498 mcs_n = idx % 10; 499 seq_printf(m, " VHT%uSMCS%u", n_ss, mcs_n); 500 } 501 502 static void rtw_print_rate(struct seq_file *m, u8 rate) 503 { 504 switch (rate) { 505 case DESC_RATE1M...DESC_RATE11M: 506 rtw_print_cck_rate_txt(m, rate); 507 break; 508 case DESC_RATE6M...DESC_RATE54M: 509 rtw_print_ofdm_rate_txt(m, rate); 510 break; 511 case DESC_RATEMCS0...DESC_RATEMCS15: 512 rtw_print_ht_rate_txt(m, rate); 513 break; 514 case DESC_RATEVHT1SS_MCS0...DESC_RATEVHT2SS_MCS9: 515 rtw_print_vht_rate_txt(m, rate); 516 break; 517 default: 518 seq_printf(m, " Unknown rate=0x%x\n", rate); 519 break; 520 } 521 } 522 523 static int rtw_debugfs_get_tx_pwr_tbl(struct seq_file *m, void *v) 524 { 525 struct rtw_debugfs_priv *debugfs_priv = m->private; 526 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 527 struct rtw_hal *hal = &rtwdev->hal; 528 u8 path, rate; 529 struct rtw_power_params pwr_param = {0}; 530 u8 bw = hal->current_band_width; 531 u8 ch = hal->current_channel; 532 u8 regd = rtwdev->regd.txpwr_regd; 533 534 seq_printf(m, "%-4s %-10s %-3s%6s %-4s %4s (%-4s %-4s) %-4s\n", 535 "path", "rate", "pwr", "", "base", "", "byr", "lmt", "rem"); 536 537 mutex_lock(&hal->tx_power_mutex); 538 for (path = RF_PATH_A; path <= RF_PATH_B; path++) { 539 /* there is no CCK rates used in 5G */ 540 if (hal->current_band_type == RTW_BAND_5G) 541 rate = DESC_RATE6M; 542 else 543 rate = DESC_RATE1M; 544 545 /* now, not support vht 3ss and vht 4ss*/ 546 for (; rate <= DESC_RATEVHT2SS_MCS9; rate++) { 547 /* now, not support ht 3ss and ht 4ss*/ 548 if (rate > DESC_RATEMCS15 && 549 rate < DESC_RATEVHT1SS_MCS0) 550 continue; 551 552 rtw_get_tx_power_params(rtwdev, path, rate, bw, 553 ch, regd, &pwr_param); 554 555 seq_printf(m, "%4c ", path + 'A'); 556 rtw_print_rate(m, rate); 557 seq_printf(m, " %3u(0x%02x) %4u %4d (%4d %4d) %4d\n", 558 hal->tx_pwr_tbl[path][rate], 559 hal->tx_pwr_tbl[path][rate], 560 pwr_param.pwr_base, 561 min_t(s8, pwr_param.pwr_offset, 562 pwr_param.pwr_limit), 563 pwr_param.pwr_offset, pwr_param.pwr_limit, 564 pwr_param.pwr_remnant); 565 } 566 } 567 568 mutex_unlock(&hal->tx_power_mutex); 569 570 return 0; 571 } 572 573 static int rtw_debugfs_get_phy_info(struct seq_file *m, void *v) 574 { 575 struct rtw_debugfs_priv *debugfs_priv = m->private; 576 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 577 struct rtw_dm_info *dm_info = &rtwdev->dm_info; 578 struct rtw_traffic_stats *stats = &rtwdev->stats; 579 struct rtw_pkt_count *last_cnt = &dm_info->last_pkt_count; 580 struct rtw_efuse *efuse = &rtwdev->efuse; 581 struct ewma_evm *ewma_evm = dm_info->ewma_evm; 582 struct ewma_snr *ewma_snr = dm_info->ewma_snr; 583 u8 ss, rate_id; 584 585 seq_puts(m, "==========[Common Info]========\n"); 586 seq_printf(m, "Is link = %c\n", rtw_is_assoc(rtwdev) ? 'Y' : 'N'); 587 seq_printf(m, "Current CH(fc) = %u\n", rtwdev->hal.current_channel); 588 seq_printf(m, "Current BW = %u\n", rtwdev->hal.current_band_width); 589 seq_printf(m, "Current IGI = 0x%x\n", dm_info->igi_history[0]); 590 seq_printf(m, "TP {Tx, Rx} = {%u, %u}Mbps\n\n", 591 stats->tx_throughput, stats->rx_throughput); 592 593 seq_puts(m, "==========[Tx Phy Info]========\n"); 594 seq_puts(m, "[Tx Rate] = "); 595 rtw_print_rate(m, dm_info->tx_rate); 596 seq_printf(m, "(0x%x)\n\n", dm_info->tx_rate); 597 598 seq_puts(m, "==========[Rx Phy Info]========\n"); 599 seq_printf(m, "[Rx Beacon Count] = %u\n", last_cnt->num_bcn_pkt); 600 seq_puts(m, "[Rx Rate] = "); 601 rtw_print_rate(m, dm_info->curr_rx_rate); 602 seq_printf(m, "(0x%x)\n", dm_info->curr_rx_rate); 603 604 seq_puts(m, "[Rx Rate Count]:\n"); 605 seq_printf(m, " * CCK = {%u, %u, %u, %u}\n", 606 last_cnt->num_qry_pkt[DESC_RATE1M], 607 last_cnt->num_qry_pkt[DESC_RATE2M], 608 last_cnt->num_qry_pkt[DESC_RATE5_5M], 609 last_cnt->num_qry_pkt[DESC_RATE11M]); 610 611 seq_printf(m, " * OFDM = {%u, %u, %u, %u, %u, %u, %u, %u}\n", 612 last_cnt->num_qry_pkt[DESC_RATE6M], 613 last_cnt->num_qry_pkt[DESC_RATE9M], 614 last_cnt->num_qry_pkt[DESC_RATE12M], 615 last_cnt->num_qry_pkt[DESC_RATE18M], 616 last_cnt->num_qry_pkt[DESC_RATE24M], 617 last_cnt->num_qry_pkt[DESC_RATE36M], 618 last_cnt->num_qry_pkt[DESC_RATE48M], 619 last_cnt->num_qry_pkt[DESC_RATE54M]); 620 621 for (ss = 0; ss < efuse->hw_cap.nss; ss++) { 622 rate_id = DESC_RATEMCS0 + ss * 8; 623 seq_printf(m, " * HT_MCS[%u:%u] = {%u, %u, %u, %u, %u, %u, %u, %u}\n", 624 ss * 8, ss * 8 + 7, 625 last_cnt->num_qry_pkt[rate_id], 626 last_cnt->num_qry_pkt[rate_id + 1], 627 last_cnt->num_qry_pkt[rate_id + 2], 628 last_cnt->num_qry_pkt[rate_id + 3], 629 last_cnt->num_qry_pkt[rate_id + 4], 630 last_cnt->num_qry_pkt[rate_id + 5], 631 last_cnt->num_qry_pkt[rate_id + 6], 632 last_cnt->num_qry_pkt[rate_id + 7]); 633 } 634 635 for (ss = 0; ss < efuse->hw_cap.nss; ss++) { 636 rate_id = DESC_RATEVHT1SS_MCS0 + ss * 10; 637 seq_printf(m, " * VHT_MCS-%uss MCS[0:9] = {%u, %u, %u, %u, %u, %u, %u, %u, %u, %u}\n", 638 ss + 1, 639 last_cnt->num_qry_pkt[rate_id], 640 last_cnt->num_qry_pkt[rate_id + 1], 641 last_cnt->num_qry_pkt[rate_id + 2], 642 last_cnt->num_qry_pkt[rate_id + 3], 643 last_cnt->num_qry_pkt[rate_id + 4], 644 last_cnt->num_qry_pkt[rate_id + 5], 645 last_cnt->num_qry_pkt[rate_id + 6], 646 last_cnt->num_qry_pkt[rate_id + 7], 647 last_cnt->num_qry_pkt[rate_id + 8], 648 last_cnt->num_qry_pkt[rate_id + 9]); 649 } 650 651 seq_printf(m, "[RSSI(dBm)] = {%d, %d}\n", 652 dm_info->rssi[RF_PATH_A] - 100, 653 dm_info->rssi[RF_PATH_B] - 100); 654 seq_printf(m, "[Rx EVM(dB)] = {-%d, -%d}\n", 655 dm_info->rx_evm_dbm[RF_PATH_A], 656 dm_info->rx_evm_dbm[RF_PATH_B]); 657 seq_printf(m, "[Rx SNR] = {%d, %d}\n", 658 dm_info->rx_snr[RF_PATH_A], 659 dm_info->rx_snr[RF_PATH_B]); 660 seq_printf(m, "[CFO_tail(KHz)] = {%d, %d}\n", 661 dm_info->cfo_tail[RF_PATH_A], 662 dm_info->cfo_tail[RF_PATH_B]); 663 664 if (dm_info->curr_rx_rate >= DESC_RATE11M) { 665 seq_puts(m, "[Rx Average Status]:\n"); 666 seq_printf(m, " * OFDM, EVM: {-%d}, SNR: {%d}\n", 667 (u8)ewma_evm_read(&ewma_evm[RTW_EVM_OFDM]), 668 (u8)ewma_snr_read(&ewma_snr[RTW_SNR_OFDM_A])); 669 seq_printf(m, " * 1SS, EVM: {-%d}, SNR: {%d}\n", 670 (u8)ewma_evm_read(&ewma_evm[RTW_EVM_1SS]), 671 (u8)ewma_snr_read(&ewma_snr[RTW_SNR_1SS_A])); 672 seq_printf(m, " * 2SS, EVM: {-%d, -%d}, SNR: {%d, %d}\n", 673 (u8)ewma_evm_read(&ewma_evm[RTW_EVM_2SS_A]), 674 (u8)ewma_evm_read(&ewma_evm[RTW_EVM_2SS_B]), 675 (u8)ewma_snr_read(&ewma_snr[RTW_SNR_2SS_A]), 676 (u8)ewma_snr_read(&ewma_snr[RTW_SNR_2SS_B])); 677 } 678 679 seq_puts(m, "[Rx Counter]:\n"); 680 seq_printf(m, " * CCA (CCK, OFDM, Total) = (%u, %u, %u)\n", 681 dm_info->cck_cca_cnt, 682 dm_info->ofdm_cca_cnt, 683 dm_info->total_cca_cnt); 684 seq_printf(m, " * False Alarm (CCK, OFDM, Total) = (%u, %u, %u)\n", 685 dm_info->cck_fa_cnt, 686 dm_info->ofdm_fa_cnt, 687 dm_info->total_fa_cnt); 688 seq_printf(m, " * CCK cnt (ok, err) = (%u, %u)\n", 689 dm_info->cck_ok_cnt, dm_info->cck_err_cnt); 690 seq_printf(m, " * OFDM cnt (ok, err) = (%u, %u)\n", 691 dm_info->ofdm_ok_cnt, dm_info->ofdm_err_cnt); 692 seq_printf(m, " * HT cnt (ok, err) = (%u, %u)\n", 693 dm_info->ht_ok_cnt, dm_info->ht_err_cnt); 694 seq_printf(m, " * VHT cnt (ok, err) = (%u, %u)\n", 695 dm_info->vht_ok_cnt, dm_info->vht_err_cnt); 696 697 return 0; 698 } 699 700 static int rtw_debugfs_get_coex_info(struct seq_file *m, void *v) 701 { 702 struct rtw_debugfs_priv *debugfs_priv = m->private; 703 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 704 705 rtw_coex_display_coex_info(rtwdev, m); 706 707 return 0; 708 } 709 710 static ssize_t rtw_debugfs_set_coex_enable(struct file *filp, 711 const char __user *buffer, 712 size_t count, loff_t *loff) 713 { 714 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 715 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 716 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 717 struct rtw_coex *coex = &rtwdev->coex; 718 char tmp[32 + 1]; 719 bool enable; 720 int ret; 721 722 rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1); 723 724 ret = kstrtobool(tmp, &enable); 725 if (ret) { 726 rtw_warn(rtwdev, "invalid arguments\n"); 727 return ret; 728 } 729 730 mutex_lock(&rtwdev->mutex); 731 coex->stop_dm = enable == 0; 732 mutex_unlock(&rtwdev->mutex); 733 734 return count; 735 } 736 737 static int rtw_debugfs_get_coex_enable(struct seq_file *m, void *v) 738 { 739 struct rtw_debugfs_priv *debugfs_priv = m->private; 740 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 741 struct rtw_coex *coex = &rtwdev->coex; 742 743 seq_printf(m, "coex mechanism %s\n", 744 coex->stop_dm ? "disabled" : "enabled"); 745 746 return 0; 747 } 748 749 #define rtw_debug_impl_mac(page, addr) \ 750 static struct rtw_debugfs_priv rtw_debug_priv_mac_ ##page = { \ 751 .cb_read = rtw_debug_get_mac_page, \ 752 .cb_data = addr, \ 753 } 754 755 rtw_debug_impl_mac(0, 0x0000); 756 rtw_debug_impl_mac(1, 0x0100); 757 rtw_debug_impl_mac(2, 0x0200); 758 rtw_debug_impl_mac(3, 0x0300); 759 rtw_debug_impl_mac(4, 0x0400); 760 rtw_debug_impl_mac(5, 0x0500); 761 rtw_debug_impl_mac(6, 0x0600); 762 rtw_debug_impl_mac(7, 0x0700); 763 rtw_debug_impl_mac(10, 0x1000); 764 rtw_debug_impl_mac(11, 0x1100); 765 rtw_debug_impl_mac(12, 0x1200); 766 rtw_debug_impl_mac(13, 0x1300); 767 rtw_debug_impl_mac(14, 0x1400); 768 rtw_debug_impl_mac(15, 0x1500); 769 rtw_debug_impl_mac(16, 0x1600); 770 rtw_debug_impl_mac(17, 0x1700); 771 772 #define rtw_debug_impl_bb(page, addr) \ 773 static struct rtw_debugfs_priv rtw_debug_priv_bb_ ##page = { \ 774 .cb_read = rtw_debug_get_bb_page, \ 775 .cb_data = addr, \ 776 } 777 778 rtw_debug_impl_bb(8, 0x0800); 779 rtw_debug_impl_bb(9, 0x0900); 780 rtw_debug_impl_bb(a, 0x0a00); 781 rtw_debug_impl_bb(b, 0x0b00); 782 rtw_debug_impl_bb(c, 0x0c00); 783 rtw_debug_impl_bb(d, 0x0d00); 784 rtw_debug_impl_bb(e, 0x0e00); 785 rtw_debug_impl_bb(f, 0x0f00); 786 rtw_debug_impl_bb(18, 0x1800); 787 rtw_debug_impl_bb(19, 0x1900); 788 rtw_debug_impl_bb(1a, 0x1a00); 789 rtw_debug_impl_bb(1b, 0x1b00); 790 rtw_debug_impl_bb(1c, 0x1c00); 791 rtw_debug_impl_bb(1d, 0x1d00); 792 rtw_debug_impl_bb(1e, 0x1e00); 793 rtw_debug_impl_bb(1f, 0x1f00); 794 rtw_debug_impl_bb(2c, 0x2c00); 795 rtw_debug_impl_bb(2d, 0x2d00); 796 rtw_debug_impl_bb(40, 0x4000); 797 rtw_debug_impl_bb(41, 0x4100); 798 799 static struct rtw_debugfs_priv rtw_debug_priv_rf_dump = { 800 .cb_read = rtw_debug_get_rf_dump, 801 }; 802 803 static struct rtw_debugfs_priv rtw_debug_priv_tx_pwr_tbl = { 804 .cb_read = rtw_debugfs_get_tx_pwr_tbl, 805 }; 806 807 static struct rtw_debugfs_priv rtw_debug_priv_write_reg = { 808 .cb_write = rtw_debugfs_set_write_reg, 809 }; 810 811 static struct rtw_debugfs_priv rtw_debug_priv_rf_write = { 812 .cb_write = rtw_debugfs_set_rf_write, 813 }; 814 815 static struct rtw_debugfs_priv rtw_debug_priv_rf_read = { 816 .cb_write = rtw_debugfs_set_rf_read, 817 .cb_read = rtw_debugfs_get_rf_read, 818 }; 819 820 static struct rtw_debugfs_priv rtw_debug_priv_read_reg = { 821 .cb_write = rtw_debugfs_set_read_reg, 822 .cb_read = rtw_debugfs_get_read_reg, 823 }; 824 825 static struct rtw_debugfs_priv rtw_debug_priv_dump_cam = { 826 .cb_write = rtw_debugfs_set_single_input, 827 .cb_read = rtw_debugfs_get_dump_cam, 828 }; 829 830 static struct rtw_debugfs_priv rtw_debug_priv_rsvd_page = { 831 .cb_write = rtw_debugfs_set_rsvd_page, 832 .cb_read = rtw_debugfs_get_rsvd_page, 833 }; 834 835 static struct rtw_debugfs_priv rtw_debug_priv_phy_info = { 836 .cb_read = rtw_debugfs_get_phy_info, 837 }; 838 839 static struct rtw_debugfs_priv rtw_debug_priv_coex_enable = { 840 .cb_write = rtw_debugfs_set_coex_enable, 841 .cb_read = rtw_debugfs_get_coex_enable, 842 }; 843 844 static struct rtw_debugfs_priv rtw_debug_priv_coex_info = { 845 .cb_read = rtw_debugfs_get_coex_info, 846 }; 847 848 #define rtw_debugfs_add_core(name, mode, fopname, parent) \ 849 do { \ 850 rtw_debug_priv_ ##name.rtwdev = rtwdev; \ 851 if (!debugfs_create_file(#name, mode, \ 852 parent, &rtw_debug_priv_ ##name,\ 853 &file_ops_ ##fopname)) \ 854 pr_debug("Unable to initialize debugfs:%s\n", \ 855 #name); \ 856 } while (0) 857 858 #define rtw_debugfs_add_w(name) \ 859 rtw_debugfs_add_core(name, S_IFREG | 0222, common_write, debugfs_topdir) 860 #define rtw_debugfs_add_rw(name) \ 861 rtw_debugfs_add_core(name, S_IFREG | 0666, single_rw, debugfs_topdir) 862 #define rtw_debugfs_add_r(name) \ 863 rtw_debugfs_add_core(name, S_IFREG | 0444, single_r, debugfs_topdir) 864 865 void rtw_debugfs_init(struct rtw_dev *rtwdev) 866 { 867 struct dentry *debugfs_topdir; 868 869 debugfs_topdir = debugfs_create_dir("rtw88", 870 rtwdev->hw->wiphy->debugfsdir); 871 rtw_debugfs_add_w(write_reg); 872 rtw_debugfs_add_rw(read_reg); 873 rtw_debugfs_add_w(rf_write); 874 rtw_debugfs_add_rw(rf_read); 875 rtw_debugfs_add_rw(dump_cam); 876 rtw_debugfs_add_rw(rsvd_page); 877 rtw_debugfs_add_r(phy_info); 878 rtw_debugfs_add_r(coex_info); 879 rtw_debugfs_add_rw(coex_enable); 880 rtw_debugfs_add_r(mac_0); 881 rtw_debugfs_add_r(mac_1); 882 rtw_debugfs_add_r(mac_2); 883 rtw_debugfs_add_r(mac_3); 884 rtw_debugfs_add_r(mac_4); 885 rtw_debugfs_add_r(mac_5); 886 rtw_debugfs_add_r(mac_6); 887 rtw_debugfs_add_r(mac_7); 888 rtw_debugfs_add_r(bb_8); 889 rtw_debugfs_add_r(bb_9); 890 rtw_debugfs_add_r(bb_a); 891 rtw_debugfs_add_r(bb_b); 892 rtw_debugfs_add_r(bb_c); 893 rtw_debugfs_add_r(bb_d); 894 rtw_debugfs_add_r(bb_e); 895 rtw_debugfs_add_r(bb_f); 896 rtw_debugfs_add_r(mac_10); 897 rtw_debugfs_add_r(mac_11); 898 rtw_debugfs_add_r(mac_12); 899 rtw_debugfs_add_r(mac_13); 900 rtw_debugfs_add_r(mac_14); 901 rtw_debugfs_add_r(mac_15); 902 rtw_debugfs_add_r(mac_16); 903 rtw_debugfs_add_r(mac_17); 904 rtw_debugfs_add_r(bb_18); 905 rtw_debugfs_add_r(bb_19); 906 rtw_debugfs_add_r(bb_1a); 907 rtw_debugfs_add_r(bb_1b); 908 rtw_debugfs_add_r(bb_1c); 909 rtw_debugfs_add_r(bb_1d); 910 rtw_debugfs_add_r(bb_1e); 911 rtw_debugfs_add_r(bb_1f); 912 if (rtwdev->chip->id == RTW_CHIP_TYPE_8822C) { 913 rtw_debugfs_add_r(bb_2c); 914 rtw_debugfs_add_r(bb_2d); 915 rtw_debugfs_add_r(bb_40); 916 rtw_debugfs_add_r(bb_41); 917 } 918 rtw_debugfs_add_r(rf_dump); 919 rtw_debugfs_add_r(tx_pwr_tbl); 920 } 921 922 #endif /* CONFIG_RTW88_DEBUGFS */ 923 924 #ifdef CONFIG_RTW88_DEBUG 925 926 void __rtw_dbg(struct rtw_dev *rtwdev, enum rtw_debug_mask mask, 927 const char *fmt, ...) 928 { 929 struct va_format vaf = { 930 .fmt = fmt, 931 }; 932 va_list args; 933 934 va_start(args, fmt); 935 vaf.va = &args; 936 937 if (rtw_debug_mask & mask) 938 dev_printk(KERN_DEBUG, rtwdev->dev, "%pV", &vaf); 939 940 va_end(args); 941 } 942 EXPORT_SYMBOL(__rtw_dbg); 943 944 #endif /* CONFIG_RTW88_DEBUG */ 945