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 #include "reg.h" 14 #include "ps.h" 15 #include "regd.h" 16 17 #ifdef CONFIG_RTW88_DEBUGFS 18 19 struct rtw_debugfs_priv { 20 struct rtw_dev *rtwdev; 21 int (*cb_read)(struct seq_file *m, void *v); 22 ssize_t (*cb_write)(struct file *filp, const char __user *buffer, 23 size_t count, loff_t *loff); 24 union { 25 u32 cb_data; 26 u8 *buf; 27 struct { 28 u32 page_offset; 29 u32 page_num; 30 } rsvd_page; 31 struct { 32 u8 rf_path; 33 u32 rf_addr; 34 u32 rf_mask; 35 }; 36 struct { 37 u32 addr; 38 u32 len; 39 } read_reg; 40 struct { 41 u8 bit; 42 } dm_cap; 43 }; 44 }; 45 46 struct rtw_debugfs { 47 struct rtw_debugfs_priv mac_0; 48 struct rtw_debugfs_priv mac_1; 49 struct rtw_debugfs_priv mac_2; 50 struct rtw_debugfs_priv mac_3; 51 struct rtw_debugfs_priv mac_4; 52 struct rtw_debugfs_priv mac_5; 53 struct rtw_debugfs_priv mac_6; 54 struct rtw_debugfs_priv mac_7; 55 struct rtw_debugfs_priv mac_10; 56 struct rtw_debugfs_priv mac_11; 57 struct rtw_debugfs_priv mac_12; 58 struct rtw_debugfs_priv mac_13; 59 struct rtw_debugfs_priv mac_14; 60 struct rtw_debugfs_priv mac_15; 61 struct rtw_debugfs_priv mac_16; 62 struct rtw_debugfs_priv mac_17; 63 struct rtw_debugfs_priv bb_8; 64 struct rtw_debugfs_priv bb_9; 65 struct rtw_debugfs_priv bb_a; 66 struct rtw_debugfs_priv bb_b; 67 struct rtw_debugfs_priv bb_c; 68 struct rtw_debugfs_priv bb_d; 69 struct rtw_debugfs_priv bb_e; 70 struct rtw_debugfs_priv bb_f; 71 struct rtw_debugfs_priv bb_18; 72 struct rtw_debugfs_priv bb_19; 73 struct rtw_debugfs_priv bb_1a; 74 struct rtw_debugfs_priv bb_1b; 75 struct rtw_debugfs_priv bb_1c; 76 struct rtw_debugfs_priv bb_1d; 77 struct rtw_debugfs_priv bb_1e; 78 struct rtw_debugfs_priv bb_1f; 79 struct rtw_debugfs_priv bb_2c; 80 struct rtw_debugfs_priv bb_2d; 81 struct rtw_debugfs_priv bb_40; 82 struct rtw_debugfs_priv bb_41; 83 struct rtw_debugfs_priv rf_dump; 84 struct rtw_debugfs_priv tx_pwr_tbl; 85 struct rtw_debugfs_priv write_reg; 86 struct rtw_debugfs_priv h2c; 87 struct rtw_debugfs_priv rf_write; 88 struct rtw_debugfs_priv rf_read; 89 struct rtw_debugfs_priv read_reg; 90 struct rtw_debugfs_priv fix_rate; 91 struct rtw_debugfs_priv dump_cam; 92 struct rtw_debugfs_priv rsvd_page; 93 struct rtw_debugfs_priv phy_info; 94 struct rtw_debugfs_priv coex_enable; 95 struct rtw_debugfs_priv coex_info; 96 struct rtw_debugfs_priv edcca_enable; 97 struct rtw_debugfs_priv fw_crash; 98 struct rtw_debugfs_priv force_lowest_basic_rate; 99 struct rtw_debugfs_priv dm_cap; 100 }; 101 102 static const char * const rtw_dm_cap_strs[] = { 103 [RTW_DM_CAP_NA] = "NA", 104 [RTW_DM_CAP_TXGAPK] = "TXGAPK", 105 }; 106 107 static int rtw_debugfs_single_show(struct seq_file *m, void *v) 108 { 109 struct rtw_debugfs_priv *debugfs_priv = m->private; 110 111 return debugfs_priv->cb_read(m, v); 112 } 113 114 static ssize_t rtw_debugfs_common_write(struct file *filp, 115 const char __user *buffer, 116 size_t count, loff_t *loff) 117 { 118 struct rtw_debugfs_priv *debugfs_priv = filp->private_data; 119 120 return debugfs_priv->cb_write(filp, buffer, count, loff); 121 } 122 123 static ssize_t rtw_debugfs_single_write(struct file *filp, 124 const char __user *buffer, 125 size_t count, loff_t *loff) 126 { 127 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 128 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 129 130 return debugfs_priv->cb_write(filp, buffer, count, loff); 131 } 132 133 static int rtw_debugfs_single_open_rw(struct inode *inode, struct file *filp) 134 { 135 return single_open(filp, rtw_debugfs_single_show, inode->i_private); 136 } 137 138 static int rtw_debugfs_close(struct inode *inode, struct file *filp) 139 { 140 return 0; 141 } 142 143 static const struct file_operations file_ops_single_r = { 144 .owner = THIS_MODULE, 145 .open = rtw_debugfs_single_open_rw, 146 .read = seq_read, 147 .llseek = seq_lseek, 148 .release = single_release, 149 }; 150 151 static const struct file_operations file_ops_single_rw = { 152 .owner = THIS_MODULE, 153 .open = rtw_debugfs_single_open_rw, 154 .release = single_release, 155 .read = seq_read, 156 .llseek = seq_lseek, 157 .write = rtw_debugfs_single_write, 158 }; 159 160 static const struct file_operations file_ops_common_write = { 161 .owner = THIS_MODULE, 162 .write = rtw_debugfs_common_write, 163 .open = simple_open, 164 .release = rtw_debugfs_close, 165 }; 166 167 static int rtw_debugfs_get_read_reg(struct seq_file *m, void *v) 168 { 169 struct rtw_debugfs_priv *debugfs_priv = m->private; 170 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 171 u32 val, len, addr; 172 173 len = debugfs_priv->read_reg.len; 174 addr = debugfs_priv->read_reg.addr; 175 switch (len) { 176 case 1: 177 val = rtw_read8(rtwdev, addr); 178 seq_printf(m, "reg 0x%03x: 0x%02x\n", addr, val); 179 break; 180 case 2: 181 val = rtw_read16(rtwdev, addr); 182 seq_printf(m, "reg 0x%03x: 0x%04x\n", addr, val); 183 break; 184 case 4: 185 val = rtw_read32(rtwdev, addr); 186 seq_printf(m, "reg 0x%03x: 0x%08x\n", addr, val); 187 break; 188 } 189 return 0; 190 } 191 192 static int rtw_debugfs_get_rf_read(struct seq_file *m, void *v) 193 { 194 struct rtw_debugfs_priv *debugfs_priv = m->private; 195 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 196 u32 val, addr, mask; 197 u8 path; 198 199 path = debugfs_priv->rf_path; 200 addr = debugfs_priv->rf_addr; 201 mask = debugfs_priv->rf_mask; 202 203 mutex_lock(&rtwdev->mutex); 204 val = rtw_read_rf(rtwdev, path, addr, mask); 205 mutex_unlock(&rtwdev->mutex); 206 207 seq_printf(m, "rf_read path:%d addr:0x%08x mask:0x%08x val=0x%08x\n", 208 path, addr, mask, val); 209 210 return 0; 211 } 212 213 static int rtw_debugfs_get_fix_rate(struct seq_file *m, void *v) 214 { 215 struct rtw_debugfs_priv *debugfs_priv = m->private; 216 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 217 struct rtw_dm_info *dm_info = &rtwdev->dm_info; 218 u8 fix_rate = dm_info->fix_rate; 219 220 if (fix_rate >= DESC_RATE_MAX) { 221 seq_printf(m, "Fix rate disabled, fix_rate = %u\n", fix_rate); 222 return 0; 223 } 224 225 seq_printf(m, "Data frames fixed at desc rate %u\n", fix_rate); 226 return 0; 227 } 228 229 static int rtw_debugfs_copy_from_user(char tmp[], int size, 230 const char __user *buffer, size_t count, 231 int num) 232 { 233 int tmp_len; 234 235 memset(tmp, 0, size); 236 237 if (count < num) 238 return -EFAULT; 239 240 tmp_len = (count > size - 1 ? size - 1 : count); 241 242 if (copy_from_user(tmp, buffer, tmp_len)) 243 return -EFAULT; 244 245 tmp[tmp_len] = '\0'; 246 247 return 0; 248 } 249 250 static ssize_t rtw_debugfs_set_read_reg(struct file *filp, 251 const char __user *buffer, 252 size_t count, loff_t *loff) 253 { 254 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 255 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 256 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 257 char tmp[32 + 1]; 258 u32 addr, len; 259 int num; 260 int ret; 261 262 ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2); 263 if (ret) 264 return ret; 265 266 num = sscanf(tmp, "%x %x", &addr, &len); 267 268 if (num != 2) 269 return -EINVAL; 270 271 if (len != 1 && len != 2 && len != 4) { 272 rtw_warn(rtwdev, "read reg setting wrong len\n"); 273 return -EINVAL; 274 } 275 debugfs_priv->read_reg.addr = addr; 276 debugfs_priv->read_reg.len = len; 277 278 return count; 279 } 280 281 static int rtw_debugfs_get_dump_cam(struct seq_file *m, void *v) 282 { 283 struct rtw_debugfs_priv *debugfs_priv = m->private; 284 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 285 u32 val, command; 286 u32 hw_key_idx = debugfs_priv->cb_data << RTW_SEC_CAM_ENTRY_SHIFT; 287 u32 read_cmd = RTW_SEC_CMD_POLLING; 288 int i; 289 290 seq_printf(m, "cam entry%d\n", debugfs_priv->cb_data); 291 seq_puts(m, "0x0 0x1 0x2 0x3 "); 292 seq_puts(m, "0x4 0x5\n"); 293 mutex_lock(&rtwdev->mutex); 294 for (i = 0; i <= 5; i++) { 295 command = read_cmd | (hw_key_idx + i); 296 rtw_write32(rtwdev, RTW_SEC_CMD_REG, command); 297 val = rtw_read32(rtwdev, RTW_SEC_READ_REG); 298 seq_printf(m, "%8.8x", val); 299 if (i < 2) 300 seq_puts(m, " "); 301 } 302 seq_puts(m, "\n"); 303 mutex_unlock(&rtwdev->mutex); 304 return 0; 305 } 306 307 static int rtw_debugfs_get_rsvd_page(struct seq_file *m, void *v) 308 { 309 struct rtw_debugfs_priv *debugfs_priv = m->private; 310 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 311 u16 page_size = rtwdev->chip->page_size; 312 u32 buf_size = debugfs_priv->rsvd_page.page_num * page_size; 313 u32 offset = debugfs_priv->rsvd_page.page_offset * page_size; 314 u8 *buf; 315 int i; 316 int ret; 317 318 buf = vzalloc(buf_size); 319 if (!buf) 320 return -ENOMEM; 321 322 ret = rtw_fw_dump_fifo(rtwdev, RTW_FW_FIFO_SEL_RSVD_PAGE, offset, 323 buf_size, (u32 *)buf); 324 if (ret) { 325 rtw_err(rtwdev, "failed to dump rsvd page\n"); 326 vfree(buf); 327 return ret; 328 } 329 330 for (i = 0 ; i < buf_size ; i += 8) { 331 if (i % page_size == 0) 332 seq_printf(m, "PAGE %d\n", (i + offset) / page_size); 333 seq_printf(m, "%8ph\n", buf + i); 334 } 335 vfree(buf); 336 337 return 0; 338 } 339 340 static ssize_t rtw_debugfs_set_rsvd_page(struct file *filp, 341 const char __user *buffer, 342 size_t count, loff_t *loff) 343 { 344 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 345 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 346 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 347 char tmp[32 + 1]; 348 u32 offset, page_num; 349 int num; 350 int ret; 351 352 ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2); 353 if (ret) 354 return ret; 355 356 num = sscanf(tmp, "%d %d", &offset, &page_num); 357 358 if (num != 2) { 359 rtw_warn(rtwdev, "invalid arguments\n"); 360 return -EINVAL; 361 } 362 363 debugfs_priv->rsvd_page.page_offset = offset; 364 debugfs_priv->rsvd_page.page_num = page_num; 365 366 return count; 367 } 368 369 static ssize_t rtw_debugfs_set_single_input(struct file *filp, 370 const char __user *buffer, 371 size_t count, loff_t *loff) 372 { 373 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 374 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 375 u32 input; 376 int ret; 377 378 ret = kstrtou32_from_user(buffer, count, 0, &input); 379 if (ret) 380 return ret; 381 382 debugfs_priv->cb_data = input; 383 384 return count; 385 } 386 387 static ssize_t rtw_debugfs_set_write_reg(struct file *filp, 388 const char __user *buffer, 389 size_t count, loff_t *loff) 390 { 391 struct rtw_debugfs_priv *debugfs_priv = filp->private_data; 392 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 393 char tmp[32 + 1]; 394 u32 addr, val, len; 395 int num; 396 int ret; 397 398 ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3); 399 if (ret) 400 return ret; 401 402 /* write BB/MAC register */ 403 num = sscanf(tmp, "%x %x %x", &addr, &val, &len); 404 405 if (num != 3) 406 return -EINVAL; 407 408 switch (len) { 409 case 1: 410 rtw_dbg(rtwdev, RTW_DBG_DEBUGFS, 411 "reg write8 0x%03x: 0x%08x\n", addr, val); 412 rtw_write8(rtwdev, addr, (u8)val); 413 break; 414 case 2: 415 rtw_dbg(rtwdev, RTW_DBG_DEBUGFS, 416 "reg write16 0x%03x: 0x%08x\n", addr, val); 417 rtw_write16(rtwdev, addr, (u16)val); 418 break; 419 case 4: 420 rtw_dbg(rtwdev, RTW_DBG_DEBUGFS, 421 "reg write32 0x%03x: 0x%08x\n", addr, val); 422 rtw_write32(rtwdev, addr, (u32)val); 423 break; 424 default: 425 rtw_dbg(rtwdev, RTW_DBG_DEBUGFS, 426 "error write length = %d\n", len); 427 break; 428 } 429 430 return count; 431 } 432 433 static ssize_t rtw_debugfs_set_h2c(struct file *filp, 434 const char __user *buffer, 435 size_t count, loff_t *loff) 436 { 437 struct rtw_debugfs_priv *debugfs_priv = filp->private_data; 438 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 439 char tmp[32 + 1]; 440 u8 param[8]; 441 int num; 442 int ret; 443 444 ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3); 445 if (ret) 446 return ret; 447 448 num = sscanf(tmp, "%hhx,%hhx,%hhx,%hhx,%hhx,%hhx,%hhx,%hhx", 449 ¶m[0], ¶m[1], ¶m[2], ¶m[3], 450 ¶m[4], ¶m[5], ¶m[6], ¶m[7]); 451 if (num != 8) { 452 rtw_warn(rtwdev, "invalid H2C command format for debug\n"); 453 return -EINVAL; 454 } 455 456 mutex_lock(&rtwdev->mutex); 457 rtw_fw_h2c_cmd_dbg(rtwdev, param); 458 mutex_unlock(&rtwdev->mutex); 459 460 return count; 461 } 462 463 static ssize_t rtw_debugfs_set_rf_write(struct file *filp, 464 const char __user *buffer, 465 size_t count, loff_t *loff) 466 { 467 struct rtw_debugfs_priv *debugfs_priv = filp->private_data; 468 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 469 char tmp[32 + 1]; 470 u32 path, addr, mask, val; 471 int num; 472 int ret; 473 474 ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 4); 475 if (ret) 476 return ret; 477 478 num = sscanf(tmp, "%x %x %x %x", &path, &addr, &mask, &val); 479 480 if (num != 4) { 481 rtw_warn(rtwdev, "invalid args, [path] [addr] [mask] [val]\n"); 482 return -EINVAL; 483 } 484 485 mutex_lock(&rtwdev->mutex); 486 rtw_write_rf(rtwdev, path, addr, mask, val); 487 mutex_unlock(&rtwdev->mutex); 488 rtw_dbg(rtwdev, RTW_DBG_DEBUGFS, 489 "write_rf path:%d addr:0x%08x mask:0x%08x, val:0x%08x\n", 490 path, addr, mask, val); 491 492 return count; 493 } 494 495 static ssize_t rtw_debugfs_set_rf_read(struct file *filp, 496 const char __user *buffer, 497 size_t count, loff_t *loff) 498 { 499 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 500 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 501 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 502 char tmp[32 + 1]; 503 u32 path, addr, mask; 504 int num; 505 int ret; 506 507 ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3); 508 if (ret) 509 return ret; 510 511 num = sscanf(tmp, "%x %x %x", &path, &addr, &mask); 512 513 if (num != 3) { 514 rtw_warn(rtwdev, "invalid args, [path] [addr] [mask] [val]\n"); 515 return -EINVAL; 516 } 517 518 debugfs_priv->rf_path = path; 519 debugfs_priv->rf_addr = addr; 520 debugfs_priv->rf_mask = mask; 521 522 return count; 523 } 524 525 static ssize_t rtw_debugfs_set_fix_rate(struct file *filp, 526 const char __user *buffer, 527 size_t count, loff_t *loff) 528 { 529 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 530 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 531 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 532 struct rtw_dm_info *dm_info = &rtwdev->dm_info; 533 u8 fix_rate; 534 int ret; 535 536 ret = kstrtou8_from_user(buffer, count, 0, &fix_rate); 537 if (ret) 538 return ret; 539 540 dm_info->fix_rate = fix_rate; 541 542 return count; 543 } 544 545 static int rtw_debug_get_mac_page(struct seq_file *m, void *v) 546 { 547 struct rtw_debugfs_priv *debugfs_priv = m->private; 548 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 549 u32 page = debugfs_priv->cb_data; 550 int i, n; 551 int max = 0xff; 552 553 rtw_read32(rtwdev, debugfs_priv->cb_data); 554 for (n = 0; n <= max; ) { 555 seq_printf(m, "\n%8.8x ", n + page); 556 for (i = 0; i < 4 && n <= max; i++, n += 4) 557 seq_printf(m, "%8.8x ", 558 rtw_read32(rtwdev, (page | n))); 559 } 560 seq_puts(m, "\n"); 561 return 0; 562 } 563 564 static int rtw_debug_get_bb_page(struct seq_file *m, void *v) 565 { 566 struct rtw_debugfs_priv *debugfs_priv = m->private; 567 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 568 u32 page = debugfs_priv->cb_data; 569 int i, n; 570 int max = 0xff; 571 572 rtw_read32(rtwdev, debugfs_priv->cb_data); 573 for (n = 0; n <= max; ) { 574 seq_printf(m, "\n%8.8x ", n + page); 575 for (i = 0; i < 4 && n <= max; i++, n += 4) 576 seq_printf(m, "%8.8x ", 577 rtw_read32(rtwdev, (page | n))); 578 } 579 seq_puts(m, "\n"); 580 return 0; 581 } 582 583 static int rtw_debugfs_get_rf_dump(struct seq_file *m, void *v) 584 { 585 struct rtw_debugfs_priv *debugfs_priv = m->private; 586 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 587 u32 addr, offset, data; 588 u8 path; 589 590 mutex_lock(&rtwdev->mutex); 591 592 for (path = 0; path < rtwdev->hal.rf_path_num; path++) { 593 seq_printf(m, "RF path:%d\n", path); 594 for (addr = 0; addr < 0x100; addr += 4) { 595 seq_printf(m, "%8.8x ", addr); 596 for (offset = 0; offset < 4; offset++) { 597 data = rtw_read_rf(rtwdev, path, addr + offset, 598 0xffffffff); 599 seq_printf(m, "%8.8x ", data); 600 } 601 seq_puts(m, "\n"); 602 } 603 seq_puts(m, "\n"); 604 } 605 606 mutex_unlock(&rtwdev->mutex); 607 608 return 0; 609 } 610 611 static void rtw_print_cck_rate_txt(struct seq_file *m, u8 rate) 612 { 613 static const char * const 614 cck_rate[] = {"1M", "2M", "5.5M", "11M"}; 615 u8 idx = rate - DESC_RATE1M; 616 617 seq_printf(m, " CCK_%-5s", cck_rate[idx]); 618 } 619 620 static void rtw_print_ofdm_rate_txt(struct seq_file *m, u8 rate) 621 { 622 static const char * const 623 ofdm_rate[] = {"6M", "9M", "12M", "18M", "24M", "36M", "48M", "54M"}; 624 u8 idx = rate - DESC_RATE6M; 625 626 seq_printf(m, " OFDM_%-4s", ofdm_rate[idx]); 627 } 628 629 static void rtw_print_ht_rate_txt(struct seq_file *m, u8 rate) 630 { 631 u8 mcs_n = rate - DESC_RATEMCS0; 632 633 seq_printf(m, " MCS%-6u", mcs_n); 634 } 635 636 static void rtw_print_vht_rate_txt(struct seq_file *m, u8 rate) 637 { 638 u8 idx = rate - DESC_RATEVHT1SS_MCS0; 639 u8 n_ss, mcs_n; 640 641 /* n spatial stream */ 642 n_ss = 1 + idx / 10; 643 /* MCS n */ 644 mcs_n = idx % 10; 645 seq_printf(m, " VHT%uSMCS%u", n_ss, mcs_n); 646 } 647 648 static void rtw_print_rate(struct seq_file *m, u8 rate) 649 { 650 switch (rate) { 651 case DESC_RATE1M...DESC_RATE11M: 652 rtw_print_cck_rate_txt(m, rate); 653 break; 654 case DESC_RATE6M...DESC_RATE54M: 655 rtw_print_ofdm_rate_txt(m, rate); 656 break; 657 case DESC_RATEMCS0...DESC_RATEMCS31: 658 rtw_print_ht_rate_txt(m, rate); 659 break; 660 case DESC_RATEVHT1SS_MCS0...DESC_RATEVHT4SS_MCS9: 661 rtw_print_vht_rate_txt(m, rate); 662 break; 663 default: 664 seq_printf(m, " Unknown rate=0x%x\n", rate); 665 break; 666 } 667 } 668 669 #define case_REGD(src) \ 670 case RTW_REGD_##src: return #src 671 672 static const char *rtw_get_regd_string(u8 regd) 673 { 674 switch (regd) { 675 case_REGD(FCC); 676 case_REGD(MKK); 677 case_REGD(ETSI); 678 case_REGD(IC); 679 case_REGD(KCC); 680 case_REGD(ACMA); 681 case_REGD(CHILE); 682 case_REGD(UKRAINE); 683 case_REGD(MEXICO); 684 case_REGD(CN); 685 case_REGD(WW); 686 default: 687 return "Unknown"; 688 } 689 } 690 691 static int rtw_debugfs_get_tx_pwr_tbl(struct seq_file *m, void *v) 692 { 693 struct rtw_debugfs_priv *debugfs_priv = m->private; 694 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 695 struct rtw_power_params pwr_param = {0}; 696 struct rtw_hal *hal = &rtwdev->hal; 697 u8 nss = rtwdev->efuse.hw_cap.nss; 698 u8 path, rate, bw, ch, regd; 699 u8 max_ht_rate, max_rate; 700 701 mutex_lock(&rtwdev->mutex); 702 bw = hal->current_band_width; 703 ch = hal->current_channel; 704 regd = rtw_regd_get(rtwdev); 705 706 seq_printf(m, "channel: %u\n", ch); 707 seq_printf(m, "bandwidth: %u\n", bw); 708 seq_printf(m, "regulatory: %s\n", rtw_get_regd_string(regd)); 709 seq_printf(m, "%-4s %-10s %-9s %-9s (%-4s %-4s %-4s) %-4s\n", 710 "path", "rate", "pwr", "base", "byr", "lmt", "sar", "rem"); 711 712 max_ht_rate = DESC_RATEMCS0 + nss * 8 - 1; 713 714 if (rtwdev->chip->vht_supported) 715 max_rate = DESC_RATEVHT1SS_MCS0 + nss * 10 - 1; 716 else 717 max_rate = max_ht_rate; 718 719 mutex_lock(&hal->tx_power_mutex); 720 for (path = RF_PATH_A; path < hal->rf_path_num; path++) { 721 /* there is no CCK rates used in 5G */ 722 if (hal->current_band_type == RTW_BAND_5G) 723 rate = DESC_RATE6M; 724 else 725 rate = DESC_RATE1M; 726 727 for (; rate <= max_rate; rate++) { 728 if (rate > max_ht_rate && rate <= DESC_RATEMCS31) 729 continue; 730 731 rtw_get_tx_power_params(rtwdev, path, rate, bw, 732 ch, regd, &pwr_param); 733 734 seq_printf(m, "%4c ", path + 'A'); 735 rtw_print_rate(m, rate); 736 seq_printf(m, " %3u(0x%02x) %4u %4d (%4d %4d %4d) %4d\n", 737 hal->tx_pwr_tbl[path][rate], 738 hal->tx_pwr_tbl[path][rate], 739 pwr_param.pwr_base, 740 min3(pwr_param.pwr_offset, 741 pwr_param.pwr_limit, 742 pwr_param.pwr_sar), 743 pwr_param.pwr_offset, pwr_param.pwr_limit, 744 pwr_param.pwr_sar, 745 pwr_param.pwr_remnant); 746 } 747 } 748 749 mutex_unlock(&hal->tx_power_mutex); 750 mutex_unlock(&rtwdev->mutex); 751 752 return 0; 753 } 754 755 void rtw_debugfs_get_simple_phy_info(struct seq_file *m) 756 { 757 struct rtw_debugfs_priv *debugfs_priv = m->private; 758 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 759 struct rtw_hal *hal = &rtwdev->hal; 760 struct rtw_dm_info *dm_info = &rtwdev->dm_info; 761 struct rtw_traffic_stats *stats = &rtwdev->stats; 762 763 seq_printf(m, "%-40s = %ddBm/ %d\n", "RSSI/ STA Channel", 764 dm_info->rssi[RF_PATH_A] - 100, hal->current_channel); 765 766 seq_printf(m, "TP {Tx, Rx} = {%u, %u}Mbps\n", 767 stats->tx_throughput, stats->rx_throughput); 768 769 seq_puts(m, "[Tx Rate] = "); 770 rtw_print_rate(m, dm_info->tx_rate); 771 seq_printf(m, "(0x%x)\n", dm_info->tx_rate); 772 773 seq_puts(m, "[Rx Rate] = "); 774 rtw_print_rate(m, dm_info->curr_rx_rate); 775 seq_printf(m, "(0x%x)\n", dm_info->curr_rx_rate); 776 } 777 778 static int rtw_debugfs_get_phy_info(struct seq_file *m, void *v) 779 { 780 struct rtw_debugfs_priv *debugfs_priv = m->private; 781 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 782 struct rtw_dm_info *dm_info = &rtwdev->dm_info; 783 struct rtw_traffic_stats *stats = &rtwdev->stats; 784 struct rtw_pkt_count *last_cnt = &dm_info->last_pkt_count; 785 struct rtw_efuse *efuse = &rtwdev->efuse; 786 struct ewma_evm *ewma_evm = dm_info->ewma_evm; 787 struct ewma_snr *ewma_snr = dm_info->ewma_snr; 788 u8 ss, rate_id; 789 790 seq_puts(m, "==========[Common Info]========\n"); 791 seq_printf(m, "Is link = %c\n", rtw_is_assoc(rtwdev) ? 'Y' : 'N'); 792 seq_printf(m, "Current CH(fc) = %u\n", rtwdev->hal.current_channel); 793 seq_printf(m, "Current BW = %u\n", rtwdev->hal.current_band_width); 794 seq_printf(m, "Current IGI = 0x%x\n", dm_info->igi_history[0]); 795 seq_printf(m, "TP {Tx, Rx} = {%u, %u}Mbps\n", 796 stats->tx_throughput, stats->rx_throughput); 797 seq_printf(m, "1SS for TX and RX = %c\n\n", rtwdev->hal.txrx_1ss ? 798 'Y' : 'N'); 799 800 seq_puts(m, "==========[Tx Phy Info]========\n"); 801 seq_puts(m, "[Tx Rate] = "); 802 rtw_print_rate(m, dm_info->tx_rate); 803 seq_printf(m, "(0x%x)\n\n", dm_info->tx_rate); 804 805 seq_puts(m, "==========[Rx Phy Info]========\n"); 806 seq_printf(m, "[Rx Beacon Count] = %u\n", last_cnt->num_bcn_pkt); 807 seq_puts(m, "[Rx Rate] = "); 808 rtw_print_rate(m, dm_info->curr_rx_rate); 809 seq_printf(m, "(0x%x)\n", dm_info->curr_rx_rate); 810 811 seq_puts(m, "[Rx Rate Count]:\n"); 812 seq_printf(m, " * CCK = {%u, %u, %u, %u}\n", 813 last_cnt->num_qry_pkt[DESC_RATE1M], 814 last_cnt->num_qry_pkt[DESC_RATE2M], 815 last_cnt->num_qry_pkt[DESC_RATE5_5M], 816 last_cnt->num_qry_pkt[DESC_RATE11M]); 817 818 seq_printf(m, " * OFDM = {%u, %u, %u, %u, %u, %u, %u, %u}\n", 819 last_cnt->num_qry_pkt[DESC_RATE6M], 820 last_cnt->num_qry_pkt[DESC_RATE9M], 821 last_cnt->num_qry_pkt[DESC_RATE12M], 822 last_cnt->num_qry_pkt[DESC_RATE18M], 823 last_cnt->num_qry_pkt[DESC_RATE24M], 824 last_cnt->num_qry_pkt[DESC_RATE36M], 825 last_cnt->num_qry_pkt[DESC_RATE48M], 826 last_cnt->num_qry_pkt[DESC_RATE54M]); 827 828 for (ss = 0; ss < efuse->hw_cap.nss; ss++) { 829 rate_id = DESC_RATEMCS0 + ss * 8; 830 seq_printf(m, " * HT_MCS[%u:%u] = {%u, %u, %u, %u, %u, %u, %u, %u}\n", 831 ss * 8, ss * 8 + 7, 832 last_cnt->num_qry_pkt[rate_id], 833 last_cnt->num_qry_pkt[rate_id + 1], 834 last_cnt->num_qry_pkt[rate_id + 2], 835 last_cnt->num_qry_pkt[rate_id + 3], 836 last_cnt->num_qry_pkt[rate_id + 4], 837 last_cnt->num_qry_pkt[rate_id + 5], 838 last_cnt->num_qry_pkt[rate_id + 6], 839 last_cnt->num_qry_pkt[rate_id + 7]); 840 } 841 842 for (ss = 0; ss < efuse->hw_cap.nss; ss++) { 843 rate_id = DESC_RATEVHT1SS_MCS0 + ss * 10; 844 seq_printf(m, " * VHT_MCS-%uss MCS[0:9] = {%u, %u, %u, %u, %u, %u, %u, %u, %u, %u}\n", 845 ss + 1, 846 last_cnt->num_qry_pkt[rate_id], 847 last_cnt->num_qry_pkt[rate_id + 1], 848 last_cnt->num_qry_pkt[rate_id + 2], 849 last_cnt->num_qry_pkt[rate_id + 3], 850 last_cnt->num_qry_pkt[rate_id + 4], 851 last_cnt->num_qry_pkt[rate_id + 5], 852 last_cnt->num_qry_pkt[rate_id + 6], 853 last_cnt->num_qry_pkt[rate_id + 7], 854 last_cnt->num_qry_pkt[rate_id + 8], 855 last_cnt->num_qry_pkt[rate_id + 9]); 856 } 857 858 seq_printf(m, "[RSSI(dBm)] = {%d, %d, %d, %d}\n", 859 dm_info->rssi[RF_PATH_A] - 100, 860 dm_info->rssi[RF_PATH_B] - 100, 861 dm_info->rssi[RF_PATH_C] - 100, 862 dm_info->rssi[RF_PATH_D] - 100); 863 seq_printf(m, "[Rx EVM(dB)] = {-%d, -%d, -%d, -%d}\n", 864 dm_info->rx_evm_dbm[RF_PATH_A], 865 dm_info->rx_evm_dbm[RF_PATH_B], 866 dm_info->rx_evm_dbm[RF_PATH_C], 867 dm_info->rx_evm_dbm[RF_PATH_D]); 868 seq_printf(m, "[Rx SNR] = {%d, %d, %d, %d}\n", 869 dm_info->rx_snr[RF_PATH_A], 870 dm_info->rx_snr[RF_PATH_B], 871 dm_info->rx_snr[RF_PATH_C], 872 dm_info->rx_snr[RF_PATH_D]); 873 seq_printf(m, "[CFO_tail(KHz)] = {%d, %d, %d, %d}\n", 874 dm_info->cfo_tail[RF_PATH_A], 875 dm_info->cfo_tail[RF_PATH_B], 876 dm_info->cfo_tail[RF_PATH_C], 877 dm_info->cfo_tail[RF_PATH_D]); 878 879 if (dm_info->curr_rx_rate >= DESC_RATE6M) { 880 seq_puts(m, "[Rx Average Status]:\n"); 881 seq_printf(m, " * OFDM, EVM: {-%d}, SNR: {%d}\n", 882 (u8)ewma_evm_read(&ewma_evm[RTW_EVM_OFDM]), 883 (u8)ewma_snr_read(&ewma_snr[RTW_SNR_OFDM_A])); 884 seq_printf(m, " * 1SS, EVM: {-%d}, SNR: {%d}\n", 885 (u8)ewma_evm_read(&ewma_evm[RTW_EVM_1SS]), 886 (u8)ewma_snr_read(&ewma_snr[RTW_SNR_1SS_A])); 887 seq_printf(m, " * 2SS, EVM: {-%d, -%d}, SNR: {%d, %d}\n", 888 (u8)ewma_evm_read(&ewma_evm[RTW_EVM_2SS_A]), 889 (u8)ewma_evm_read(&ewma_evm[RTW_EVM_2SS_B]), 890 (u8)ewma_snr_read(&ewma_snr[RTW_SNR_2SS_A]), 891 (u8)ewma_snr_read(&ewma_snr[RTW_SNR_2SS_B])); 892 seq_printf(m, " * 3SS, EVM: {-%d, -%d, -%d}, SNR: {%d, %d, %d}\n", 893 (u8)ewma_evm_read(&ewma_evm[RTW_EVM_3SS_A]), 894 (u8)ewma_evm_read(&ewma_evm[RTW_EVM_3SS_B]), 895 (u8)ewma_evm_read(&ewma_evm[RTW_EVM_3SS_C]), 896 (u8)ewma_snr_read(&ewma_snr[RTW_SNR_3SS_A]), 897 (u8)ewma_snr_read(&ewma_snr[RTW_SNR_3SS_B]), 898 (u8)ewma_snr_read(&ewma_snr[RTW_SNR_3SS_C])); 899 } 900 901 seq_puts(m, "[Rx Counter]:\n"); 902 seq_printf(m, " * CCA (CCK, OFDM, Total) = (%u, %u, %u)\n", 903 dm_info->cck_cca_cnt, 904 dm_info->ofdm_cca_cnt, 905 dm_info->total_cca_cnt); 906 seq_printf(m, " * False Alarm (CCK, OFDM, Total) = (%u, %u, %u)\n", 907 dm_info->cck_fa_cnt, 908 dm_info->ofdm_fa_cnt, 909 dm_info->total_fa_cnt); 910 seq_printf(m, " * CCK cnt (ok, err) = (%u, %u)\n", 911 dm_info->cck_ok_cnt, dm_info->cck_err_cnt); 912 seq_printf(m, " * OFDM cnt (ok, err) = (%u, %u)\n", 913 dm_info->ofdm_ok_cnt, dm_info->ofdm_err_cnt); 914 seq_printf(m, " * HT cnt (ok, err) = (%u, %u)\n", 915 dm_info->ht_ok_cnt, dm_info->ht_err_cnt); 916 seq_printf(m, " * VHT cnt (ok, err) = (%u, %u)\n", 917 dm_info->vht_ok_cnt, dm_info->vht_err_cnt); 918 919 return 0; 920 } 921 922 static int rtw_debugfs_get_coex_info(struct seq_file *m, void *v) 923 { 924 struct rtw_debugfs_priv *debugfs_priv = m->private; 925 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 926 927 mutex_lock(&rtwdev->mutex); 928 rtw_coex_display_coex_info(rtwdev, m); 929 mutex_unlock(&rtwdev->mutex); 930 931 return 0; 932 } 933 934 static ssize_t rtw_debugfs_set_coex_enable(struct file *filp, 935 const char __user *buffer, 936 size_t count, loff_t *loff) 937 { 938 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 939 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 940 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 941 struct rtw_coex *coex = &rtwdev->coex; 942 bool enable; 943 int ret; 944 945 ret = kstrtobool_from_user(buffer, count, &enable); 946 if (ret) 947 return ret; 948 949 mutex_lock(&rtwdev->mutex); 950 coex->manual_control = !enable; 951 mutex_unlock(&rtwdev->mutex); 952 953 return count; 954 } 955 956 static int rtw_debugfs_get_coex_enable(struct seq_file *m, void *v) 957 { 958 struct rtw_debugfs_priv *debugfs_priv = m->private; 959 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 960 struct rtw_coex *coex = &rtwdev->coex; 961 962 seq_printf(m, "coex mechanism %s\n", 963 coex->manual_control ? "disabled" : "enabled"); 964 965 return 0; 966 } 967 968 static ssize_t rtw_debugfs_set_edcca_enable(struct file *filp, 969 const char __user *buffer, 970 size_t count, loff_t *loff) 971 { 972 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 973 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 974 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 975 bool input; 976 int err; 977 978 err = kstrtobool_from_user(buffer, count, &input); 979 if (err) 980 return err; 981 982 rtw_edcca_enabled = input; 983 rtw_phy_adaptivity_set_mode(rtwdev); 984 985 return count; 986 } 987 988 static int rtw_debugfs_get_edcca_enable(struct seq_file *m, void *v) 989 { 990 struct rtw_debugfs_priv *debugfs_priv = m->private; 991 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 992 struct rtw_dm_info *dm_info = &rtwdev->dm_info; 993 994 seq_printf(m, "EDCCA %s: EDCCA mode %d\n", 995 rtw_edcca_enabled ? "enabled" : "disabled", 996 dm_info->edcca_mode); 997 return 0; 998 } 999 1000 static ssize_t rtw_debugfs_set_fw_crash(struct file *filp, 1001 const char __user *buffer, 1002 size_t count, loff_t *loff) 1003 { 1004 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 1005 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 1006 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 1007 bool input; 1008 int ret; 1009 1010 ret = kstrtobool_from_user(buffer, count, &input); 1011 if (ret) 1012 return ret; 1013 1014 if (!input) 1015 return -EINVAL; 1016 1017 if (test_bit(RTW_FLAG_RESTARTING, rtwdev->flags)) 1018 return -EINPROGRESS; 1019 1020 mutex_lock(&rtwdev->mutex); 1021 rtw_leave_lps_deep(rtwdev); 1022 set_bit(RTW_FLAG_RESTART_TRIGGERING, rtwdev->flags); 1023 rtw_write8(rtwdev, REG_HRCV_MSG, 1); 1024 mutex_unlock(&rtwdev->mutex); 1025 1026 return count; 1027 } 1028 1029 static int rtw_debugfs_get_fw_crash(struct seq_file *m, void *v) 1030 { 1031 struct rtw_debugfs_priv *debugfs_priv = m->private; 1032 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 1033 1034 seq_printf(m, "%d\n", 1035 test_bit(RTW_FLAG_RESTART_TRIGGERING, rtwdev->flags) || 1036 test_bit(RTW_FLAG_RESTARTING, rtwdev->flags)); 1037 return 0; 1038 } 1039 1040 static ssize_t rtw_debugfs_set_force_lowest_basic_rate(struct file *filp, 1041 const char __user *buffer, 1042 size_t count, loff_t *loff) 1043 { 1044 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 1045 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 1046 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 1047 bool input; 1048 int err; 1049 1050 err = kstrtobool_from_user(buffer, count, &input); 1051 if (err) 1052 return err; 1053 1054 if (input) 1055 set_bit(RTW_FLAG_FORCE_LOWEST_RATE, rtwdev->flags); 1056 else 1057 clear_bit(RTW_FLAG_FORCE_LOWEST_RATE, rtwdev->flags); 1058 1059 return count; 1060 } 1061 1062 static int rtw_debugfs_get_force_lowest_basic_rate(struct seq_file *m, void *v) 1063 { 1064 struct rtw_debugfs_priv *debugfs_priv = m->private; 1065 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 1066 1067 seq_printf(m, "force lowest basic rate: %d\n", 1068 test_bit(RTW_FLAG_FORCE_LOWEST_RATE, rtwdev->flags)); 1069 1070 return 0; 1071 } 1072 1073 static ssize_t rtw_debugfs_set_dm_cap(struct file *filp, 1074 const char __user *buffer, 1075 size_t count, loff_t *loff) 1076 { 1077 struct seq_file *seqpriv = (struct seq_file *)filp->private_data; 1078 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; 1079 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 1080 struct rtw_dm_info *dm_info = &rtwdev->dm_info; 1081 int ret, bit; 1082 bool en; 1083 1084 ret = kstrtoint_from_user(buffer, count, 10, &bit); 1085 if (ret) 1086 return ret; 1087 1088 en = bit > 0; 1089 bit = abs(bit); 1090 1091 if (bit >= RTW_DM_CAP_NUM) { 1092 rtw_warn(rtwdev, "unknown DM CAP %d\n", bit); 1093 return -EINVAL; 1094 } 1095 1096 if (en) 1097 dm_info->dm_flags &= ~BIT(bit); 1098 else 1099 dm_info->dm_flags |= BIT(bit); 1100 1101 debugfs_priv->dm_cap.bit = bit; 1102 1103 return count; 1104 } 1105 1106 static void dump_gapk_status(struct rtw_dev *rtwdev, struct seq_file *m) 1107 { 1108 struct rtw_dm_info *dm_info = &rtwdev->dm_info; 1109 struct rtw_gapk_info *txgapk = &rtwdev->dm_info.gapk; 1110 int i, path; 1111 u32 val; 1112 1113 seq_printf(m, "\n(%2d) %c%s\n\n", RTW_DM_CAP_TXGAPK, 1114 dm_info->dm_flags & BIT(RTW_DM_CAP_TXGAPK) ? '-' : '+', 1115 rtw_dm_cap_strs[RTW_DM_CAP_TXGAPK]); 1116 1117 mutex_lock(&rtwdev->mutex); 1118 1119 for (path = 0; path < rtwdev->hal.rf_path_num; path++) { 1120 val = rtw_read_rf(rtwdev, path, RF_GAINTX, RFREG_MASK); 1121 seq_printf(m, "path %d:\n0x%x = 0x%x\n", path, RF_GAINTX, val); 1122 1123 for (i = 0; i < RF_HW_OFFSET_NUM; i++) 1124 seq_printf(m, "[TXGAPK] offset %d %d\n", 1125 txgapk->rf3f_fs[path][i], i); 1126 seq_puts(m, "\n"); 1127 } 1128 mutex_unlock(&rtwdev->mutex); 1129 } 1130 1131 static int rtw_debugfs_get_dm_cap(struct seq_file *m, void *v) 1132 { 1133 struct rtw_debugfs_priv *debugfs_priv = m->private; 1134 struct rtw_dev *rtwdev = debugfs_priv->rtwdev; 1135 struct rtw_dm_info *dm_info = &rtwdev->dm_info; 1136 int i; 1137 1138 switch (debugfs_priv->dm_cap.bit) { 1139 case RTW_DM_CAP_TXGAPK: 1140 dump_gapk_status(rtwdev, m); 1141 break; 1142 default: 1143 for (i = 1; i < RTW_DM_CAP_NUM; i++) { 1144 seq_printf(m, "(%2d) %c%s\n", i, 1145 dm_info->dm_flags & BIT(i) ? '-' : '+', 1146 rtw_dm_cap_strs[i]); 1147 } 1148 break; 1149 } 1150 debugfs_priv->dm_cap.bit = RTW_DM_CAP_NA; 1151 return 0; 1152 } 1153 1154 #define rtw_debug_priv_mac(addr) \ 1155 { \ 1156 .cb_read = rtw_debug_get_mac_page, \ 1157 .cb_data = addr, \ 1158 } 1159 1160 #define rtw_debug_priv_bb(addr) \ 1161 { \ 1162 .cb_read = rtw_debug_get_bb_page, \ 1163 .cb_data = addr, \ 1164 } 1165 1166 #define rtw_debug_priv_get(name) \ 1167 { \ 1168 .cb_read = rtw_debugfs_get_ ##name, \ 1169 } 1170 1171 #define rtw_debug_priv_set(name) \ 1172 { \ 1173 .cb_write = rtw_debugfs_set_ ##name, \ 1174 } 1175 1176 #define rtw_debug_priv_set_and_get(name) \ 1177 { \ 1178 .cb_write = rtw_debugfs_set_ ##name, \ 1179 .cb_read = rtw_debugfs_get_ ##name, \ 1180 } 1181 1182 #define rtw_debug_priv_set_single_and_get(name) \ 1183 { \ 1184 .cb_write = rtw_debugfs_set_single_input, \ 1185 .cb_read = rtw_debugfs_get_ ##name, \ 1186 } 1187 1188 static const struct rtw_debugfs rtw_debugfs_templ = { 1189 .mac_0 = rtw_debug_priv_mac(0x0000), 1190 .mac_1 = rtw_debug_priv_mac(0x0100), 1191 .mac_2 = rtw_debug_priv_mac(0x0200), 1192 .mac_3 = rtw_debug_priv_mac(0x0300), 1193 .mac_4 = rtw_debug_priv_mac(0x0400), 1194 .mac_5 = rtw_debug_priv_mac(0x0500), 1195 .mac_6 = rtw_debug_priv_mac(0x0600), 1196 .mac_7 = rtw_debug_priv_mac(0x0700), 1197 .mac_10 = rtw_debug_priv_mac(0x1000), 1198 .mac_11 = rtw_debug_priv_mac(0x1100), 1199 .mac_12 = rtw_debug_priv_mac(0x1200), 1200 .mac_13 = rtw_debug_priv_mac(0x1300), 1201 .mac_14 = rtw_debug_priv_mac(0x1400), 1202 .mac_15 = rtw_debug_priv_mac(0x1500), 1203 .mac_16 = rtw_debug_priv_mac(0x1600), 1204 .mac_17 = rtw_debug_priv_mac(0x1700), 1205 .bb_8 = rtw_debug_priv_bb(0x0800), 1206 .bb_9 = rtw_debug_priv_bb(0x0900), 1207 .bb_a = rtw_debug_priv_bb(0x0a00), 1208 .bb_b = rtw_debug_priv_bb(0x0b00), 1209 .bb_c = rtw_debug_priv_bb(0x0c00), 1210 .bb_d = rtw_debug_priv_bb(0x0d00), 1211 .bb_e = rtw_debug_priv_bb(0x0e00), 1212 .bb_f = rtw_debug_priv_bb(0x0f00), 1213 .bb_18 = rtw_debug_priv_bb(0x1800), 1214 .bb_19 = rtw_debug_priv_bb(0x1900), 1215 .bb_1a = rtw_debug_priv_bb(0x1a00), 1216 .bb_1b = rtw_debug_priv_bb(0x1b00), 1217 .bb_1c = rtw_debug_priv_bb(0x1c00), 1218 .bb_1d = rtw_debug_priv_bb(0x1d00), 1219 .bb_1e = rtw_debug_priv_bb(0x1e00), 1220 .bb_1f = rtw_debug_priv_bb(0x1f00), 1221 .bb_2c = rtw_debug_priv_bb(0x2c00), 1222 .bb_2d = rtw_debug_priv_bb(0x2d00), 1223 .bb_40 = rtw_debug_priv_bb(0x4000), 1224 .bb_41 = rtw_debug_priv_bb(0x4100), 1225 .rf_dump = rtw_debug_priv_get(rf_dump), 1226 .tx_pwr_tbl = rtw_debug_priv_get(tx_pwr_tbl), 1227 .write_reg = rtw_debug_priv_set(write_reg), 1228 .h2c = rtw_debug_priv_set(h2c), 1229 .rf_write = rtw_debug_priv_set(rf_write), 1230 .rf_read = rtw_debug_priv_set_and_get(rf_read), 1231 .read_reg = rtw_debug_priv_set_and_get(read_reg), 1232 .fix_rate = rtw_debug_priv_set_and_get(fix_rate), 1233 .dump_cam = rtw_debug_priv_set_single_and_get(dump_cam), 1234 .rsvd_page = rtw_debug_priv_set_and_get(rsvd_page), 1235 .phy_info = rtw_debug_priv_get(phy_info), 1236 .coex_enable = rtw_debug_priv_set_and_get(coex_enable), 1237 .coex_info = rtw_debug_priv_get(coex_info), 1238 .edcca_enable = rtw_debug_priv_set_and_get(edcca_enable), 1239 .fw_crash = rtw_debug_priv_set_and_get(fw_crash), 1240 .force_lowest_basic_rate = rtw_debug_priv_set_and_get(force_lowest_basic_rate), 1241 .dm_cap = rtw_debug_priv_set_and_get(dm_cap), 1242 }; 1243 1244 #define rtw_debugfs_add_core(name, mode, fopname, parent) \ 1245 do { \ 1246 struct rtw_debugfs_priv *priv = &rtwdev->debugfs->name; \ 1247 priv->rtwdev = rtwdev; \ 1248 if (IS_ERR(debugfs_create_file(#name, mode, \ 1249 parent, priv, \ 1250 &file_ops_ ##fopname))) \ 1251 pr_debug("Unable to initialize debugfs:%s\n", \ 1252 #name); \ 1253 } while (0) 1254 1255 #define rtw_debugfs_add_w(name) \ 1256 rtw_debugfs_add_core(name, S_IFREG | 0222, common_write, debugfs_topdir) 1257 #define rtw_debugfs_add_rw(name) \ 1258 rtw_debugfs_add_core(name, S_IFREG | 0666, single_rw, debugfs_topdir) 1259 #define rtw_debugfs_add_r(name) \ 1260 rtw_debugfs_add_core(name, S_IFREG | 0444, single_r, debugfs_topdir) 1261 1262 static 1263 void rtw_debugfs_add_basic(struct rtw_dev *rtwdev, struct dentry *debugfs_topdir) 1264 { 1265 rtw_debugfs_add_w(write_reg); 1266 rtw_debugfs_add_rw(read_reg); 1267 rtw_debugfs_add_w(rf_write); 1268 rtw_debugfs_add_rw(rf_read); 1269 rtw_debugfs_add_rw(fix_rate); 1270 rtw_debugfs_add_rw(dump_cam); 1271 rtw_debugfs_add_rw(rsvd_page); 1272 rtw_debugfs_add_r(phy_info); 1273 rtw_debugfs_add_r(coex_info); 1274 rtw_debugfs_add_rw(coex_enable); 1275 rtw_debugfs_add_w(h2c); 1276 rtw_debugfs_add_r(rf_dump); 1277 rtw_debugfs_add_r(tx_pwr_tbl); 1278 rtw_debugfs_add_rw(edcca_enable); 1279 rtw_debugfs_add_rw(fw_crash); 1280 rtw_debugfs_add_rw(force_lowest_basic_rate); 1281 rtw_debugfs_add_rw(dm_cap); 1282 } 1283 1284 static 1285 void rtw_debugfs_add_sec0(struct rtw_dev *rtwdev, struct dentry *debugfs_topdir) 1286 { 1287 rtw_debugfs_add_r(mac_0); 1288 rtw_debugfs_add_r(mac_1); 1289 rtw_debugfs_add_r(mac_2); 1290 rtw_debugfs_add_r(mac_3); 1291 rtw_debugfs_add_r(mac_4); 1292 rtw_debugfs_add_r(mac_5); 1293 rtw_debugfs_add_r(mac_6); 1294 rtw_debugfs_add_r(mac_7); 1295 rtw_debugfs_add_r(bb_8); 1296 rtw_debugfs_add_r(bb_9); 1297 rtw_debugfs_add_r(bb_a); 1298 rtw_debugfs_add_r(bb_b); 1299 rtw_debugfs_add_r(bb_c); 1300 rtw_debugfs_add_r(bb_d); 1301 rtw_debugfs_add_r(bb_e); 1302 rtw_debugfs_add_r(bb_f); 1303 } 1304 1305 static 1306 void rtw_debugfs_add_sec1(struct rtw_dev *rtwdev, struct dentry *debugfs_topdir) 1307 { 1308 rtw_debugfs_add_r(mac_10); 1309 rtw_debugfs_add_r(mac_11); 1310 rtw_debugfs_add_r(mac_12); 1311 rtw_debugfs_add_r(mac_13); 1312 rtw_debugfs_add_r(mac_14); 1313 rtw_debugfs_add_r(mac_15); 1314 rtw_debugfs_add_r(mac_16); 1315 rtw_debugfs_add_r(mac_17); 1316 rtw_debugfs_add_r(bb_18); 1317 rtw_debugfs_add_r(bb_19); 1318 rtw_debugfs_add_r(bb_1a); 1319 rtw_debugfs_add_r(bb_1b); 1320 rtw_debugfs_add_r(bb_1c); 1321 rtw_debugfs_add_r(bb_1d); 1322 rtw_debugfs_add_r(bb_1e); 1323 rtw_debugfs_add_r(bb_1f); 1324 if (rtwdev->chip->id == RTW_CHIP_TYPE_8822C) { 1325 rtw_debugfs_add_r(bb_2c); 1326 rtw_debugfs_add_r(bb_2d); 1327 rtw_debugfs_add_r(bb_40); 1328 rtw_debugfs_add_r(bb_41); 1329 } 1330 } 1331 1332 void rtw_debugfs_init(struct rtw_dev *rtwdev) 1333 { 1334 struct dentry *debugfs_topdir; 1335 1336 rtwdev->debugfs = kmemdup(&rtw_debugfs_templ, sizeof(rtw_debugfs_templ), 1337 GFP_KERNEL); 1338 if (!rtwdev->debugfs) 1339 return; 1340 1341 debugfs_topdir = debugfs_create_dir("rtw88", 1342 rtwdev->hw->wiphy->debugfsdir); 1343 1344 rtw_debugfs_add_basic(rtwdev, debugfs_topdir); 1345 rtw_debugfs_add_sec0(rtwdev, debugfs_topdir); 1346 rtw_debugfs_add_sec1(rtwdev, debugfs_topdir); 1347 } 1348 1349 void rtw_debugfs_deinit(struct rtw_dev *rtwdev) 1350 { 1351 kfree(rtwdev->debugfs); 1352 } 1353 #endif /* CONFIG_RTW88_DEBUGFS */ 1354 1355 #ifdef CONFIG_RTW88_DEBUG 1356 1357 void rtw_dbg(struct rtw_dev *rtwdev, enum rtw_debug_mask mask, 1358 const char *fmt, ...) 1359 { 1360 struct va_format vaf = { 1361 .fmt = fmt, 1362 }; 1363 va_list args; 1364 1365 va_start(args, fmt); 1366 vaf.va = &args; 1367 1368 if (rtw_debug_mask & mask) 1369 dev_printk(KERN_DEBUG, rtwdev->dev, "%pV", &vaf); 1370 1371 va_end(args); 1372 } 1373 EXPORT_SYMBOL(rtw_dbg); 1374 1375 #endif /* CONFIG_RTW88_DEBUG */ 1376