1 /* 2 * Copyright (c) 2008-2011 Atheros Communications Inc. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 #include <linux/slab.h> 18 #include <linux/vmalloc.h> 19 #include <linux/export.h> 20 #include <linux/relay.h> 21 #include <asm/unaligned.h> 22 23 #include "ath9k.h" 24 25 #define REG_WRITE_D(_ah, _reg, _val) \ 26 ath9k_hw_common(_ah)->ops->write((_ah), (_val), (_reg)) 27 #define REG_READ_D(_ah, _reg) \ 28 ath9k_hw_common(_ah)->ops->read((_ah), (_reg)) 29 30 31 static ssize_t ath9k_debugfs_read_buf(struct file *file, char __user *user_buf, 32 size_t count, loff_t *ppos) 33 { 34 u8 *buf = file->private_data; 35 return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf)); 36 } 37 38 static int ath9k_debugfs_release_buf(struct inode *inode, struct file *file) 39 { 40 vfree(file->private_data); 41 return 0; 42 } 43 44 #ifdef CONFIG_ATH_DEBUG 45 46 static ssize_t read_file_debug(struct file *file, char __user *user_buf, 47 size_t count, loff_t *ppos) 48 { 49 struct ath_softc *sc = file->private_data; 50 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 51 char buf[32]; 52 unsigned int len; 53 54 len = sprintf(buf, "0x%08x\n", common->debug_mask); 55 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 56 } 57 58 static ssize_t write_file_debug(struct file *file, const char __user *user_buf, 59 size_t count, loff_t *ppos) 60 { 61 struct ath_softc *sc = file->private_data; 62 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 63 unsigned long mask; 64 char buf[32]; 65 ssize_t len; 66 67 len = min(count, sizeof(buf) - 1); 68 if (copy_from_user(buf, user_buf, len)) 69 return -EFAULT; 70 71 buf[len] = '\0'; 72 if (kstrtoul(buf, 0, &mask)) 73 return -EINVAL; 74 75 common->debug_mask = mask; 76 return count; 77 } 78 79 static const struct file_operations fops_debug = { 80 .read = read_file_debug, 81 .write = write_file_debug, 82 .open = simple_open, 83 .owner = THIS_MODULE, 84 .llseek = default_llseek, 85 }; 86 87 #endif 88 89 #define DMA_BUF_LEN 1024 90 91 static ssize_t read_file_tx_chainmask(struct file *file, char __user *user_buf, 92 size_t count, loff_t *ppos) 93 { 94 struct ath_softc *sc = file->private_data; 95 struct ath_hw *ah = sc->sc_ah; 96 char buf[32]; 97 unsigned int len; 98 99 len = sprintf(buf, "0x%08x\n", ah->txchainmask); 100 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 101 } 102 103 static ssize_t write_file_tx_chainmask(struct file *file, const char __user *user_buf, 104 size_t count, loff_t *ppos) 105 { 106 struct ath_softc *sc = file->private_data; 107 struct ath_hw *ah = sc->sc_ah; 108 unsigned long mask; 109 char buf[32]; 110 ssize_t len; 111 112 len = min(count, sizeof(buf) - 1); 113 if (copy_from_user(buf, user_buf, len)) 114 return -EFAULT; 115 116 buf[len] = '\0'; 117 if (kstrtoul(buf, 0, &mask)) 118 return -EINVAL; 119 120 ah->txchainmask = mask; 121 ah->caps.tx_chainmask = mask; 122 return count; 123 } 124 125 static const struct file_operations fops_tx_chainmask = { 126 .read = read_file_tx_chainmask, 127 .write = write_file_tx_chainmask, 128 .open = simple_open, 129 .owner = THIS_MODULE, 130 .llseek = default_llseek, 131 }; 132 133 134 static ssize_t read_file_rx_chainmask(struct file *file, char __user *user_buf, 135 size_t count, loff_t *ppos) 136 { 137 struct ath_softc *sc = file->private_data; 138 struct ath_hw *ah = sc->sc_ah; 139 char buf[32]; 140 unsigned int len; 141 142 len = sprintf(buf, "0x%08x\n", ah->rxchainmask); 143 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 144 } 145 146 static ssize_t write_file_rx_chainmask(struct file *file, const char __user *user_buf, 147 size_t count, loff_t *ppos) 148 { 149 struct ath_softc *sc = file->private_data; 150 struct ath_hw *ah = sc->sc_ah; 151 unsigned long mask; 152 char buf[32]; 153 ssize_t len; 154 155 len = min(count, sizeof(buf) - 1); 156 if (copy_from_user(buf, user_buf, len)) 157 return -EFAULT; 158 159 buf[len] = '\0'; 160 if (kstrtoul(buf, 0, &mask)) 161 return -EINVAL; 162 163 ah->rxchainmask = mask; 164 ah->caps.rx_chainmask = mask; 165 return count; 166 } 167 168 static const struct file_operations fops_rx_chainmask = { 169 .read = read_file_rx_chainmask, 170 .write = write_file_rx_chainmask, 171 .open = simple_open, 172 .owner = THIS_MODULE, 173 .llseek = default_llseek, 174 }; 175 176 static ssize_t read_file_ani(struct file *file, char __user *user_buf, 177 size_t count, loff_t *ppos) 178 { 179 struct ath_softc *sc = file->private_data; 180 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 181 struct ath_hw *ah = sc->sc_ah; 182 unsigned int len = 0, size = 1024; 183 ssize_t retval = 0; 184 char *buf; 185 186 buf = kzalloc(size, GFP_KERNEL); 187 if (buf == NULL) 188 return -ENOMEM; 189 190 if (common->disable_ani) { 191 len += snprintf(buf + len, size - len, "%s: %s\n", 192 "ANI", "DISABLED"); 193 goto exit; 194 } 195 196 len += snprintf(buf + len, size - len, "%15s: %s\n", 197 "ANI", "ENABLED"); 198 len += snprintf(buf + len, size - len, "%15s: %u\n", 199 "ANI RESET", ah->stats.ast_ani_reset); 200 len += snprintf(buf + len, size - len, "%15s: %u\n", 201 "SPUR UP", ah->stats.ast_ani_spurup); 202 len += snprintf(buf + len, size - len, "%15s: %u\n", 203 "SPUR DOWN", ah->stats.ast_ani_spurup); 204 len += snprintf(buf + len, size - len, "%15s: %u\n", 205 "OFDM WS-DET ON", ah->stats.ast_ani_ofdmon); 206 len += snprintf(buf + len, size - len, "%15s: %u\n", 207 "OFDM WS-DET OFF", ah->stats.ast_ani_ofdmoff); 208 len += snprintf(buf + len, size - len, "%15s: %u\n", 209 "MRC-CCK ON", ah->stats.ast_ani_ccklow); 210 len += snprintf(buf + len, size - len, "%15s: %u\n", 211 "MRC-CCK OFF", ah->stats.ast_ani_cckhigh); 212 len += snprintf(buf + len, size - len, "%15s: %u\n", 213 "FIR-STEP UP", ah->stats.ast_ani_stepup); 214 len += snprintf(buf + len, size - len, "%15s: %u\n", 215 "FIR-STEP DOWN", ah->stats.ast_ani_stepdown); 216 len += snprintf(buf + len, size - len, "%15s: %u\n", 217 "INV LISTENTIME", ah->stats.ast_ani_lneg_or_lzero); 218 len += snprintf(buf + len, size - len, "%15s: %u\n", 219 "OFDM ERRORS", ah->stats.ast_ani_ofdmerrs); 220 len += snprintf(buf + len, size - len, "%15s: %u\n", 221 "CCK ERRORS", ah->stats.ast_ani_cckerrs); 222 exit: 223 if (len > size) 224 len = size; 225 226 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 227 kfree(buf); 228 229 return retval; 230 } 231 232 static ssize_t write_file_ani(struct file *file, 233 const char __user *user_buf, 234 size_t count, loff_t *ppos) 235 { 236 struct ath_softc *sc = file->private_data; 237 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 238 unsigned long ani; 239 char buf[32]; 240 ssize_t len; 241 242 len = min(count, sizeof(buf) - 1); 243 if (copy_from_user(buf, user_buf, len)) 244 return -EFAULT; 245 246 buf[len] = '\0'; 247 if (kstrtoul(buf, 0, &ani)) 248 return -EINVAL; 249 250 if (ani < 0 || ani > 1) 251 return -EINVAL; 252 253 common->disable_ani = !ani; 254 255 if (common->disable_ani) { 256 clear_bit(SC_OP_ANI_RUN, &sc->sc_flags); 257 ath_stop_ani(sc); 258 } else { 259 ath_check_ani(sc); 260 } 261 262 return count; 263 } 264 265 static const struct file_operations fops_ani = { 266 .read = read_file_ani, 267 .write = write_file_ani, 268 .open = simple_open, 269 .owner = THIS_MODULE, 270 .llseek = default_llseek, 271 }; 272 273 static ssize_t read_file_ant_diversity(struct file *file, char __user *user_buf, 274 size_t count, loff_t *ppos) 275 { 276 struct ath_softc *sc = file->private_data; 277 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 278 char buf[32]; 279 unsigned int len; 280 281 len = sprintf(buf, "%d\n", common->antenna_diversity); 282 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 283 } 284 285 static ssize_t write_file_ant_diversity(struct file *file, 286 const char __user *user_buf, 287 size_t count, loff_t *ppos) 288 { 289 struct ath_softc *sc = file->private_data; 290 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 291 unsigned long antenna_diversity; 292 char buf[32]; 293 ssize_t len; 294 295 len = min(count, sizeof(buf) - 1); 296 if (copy_from_user(buf, user_buf, len)) 297 return -EFAULT; 298 299 if (!AR_SREV_9565(sc->sc_ah)) 300 goto exit; 301 302 buf[len] = '\0'; 303 if (kstrtoul(buf, 0, &antenna_diversity)) 304 return -EINVAL; 305 306 common->antenna_diversity = !!antenna_diversity; 307 ath9k_ps_wakeup(sc); 308 ath_ant_comb_update(sc); 309 ath_dbg(common, CONFIG, "Antenna diversity: %d\n", 310 common->antenna_diversity); 311 ath9k_ps_restore(sc); 312 exit: 313 return count; 314 } 315 316 static const struct file_operations fops_ant_diversity = { 317 .read = read_file_ant_diversity, 318 .write = write_file_ant_diversity, 319 .open = simple_open, 320 .owner = THIS_MODULE, 321 .llseek = default_llseek, 322 }; 323 324 static ssize_t read_file_antenna_diversity(struct file *file, 325 char __user *user_buf, 326 size_t count, loff_t *ppos) 327 { 328 struct ath_softc *sc = file->private_data; 329 struct ath_hw *ah = sc->sc_ah; 330 struct ath9k_hw_capabilities *pCap = &ah->caps; 331 struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN]; 332 struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT]; 333 unsigned int len = 0, size = 1024; 334 ssize_t retval = 0; 335 char *buf; 336 337 buf = kzalloc(size, GFP_KERNEL); 338 if (buf == NULL) 339 return -ENOMEM; 340 341 if (!(pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB)) { 342 len += snprintf(buf + len, size - len, "%s\n", 343 "Antenna Diversity Combining is disabled"); 344 goto exit; 345 } 346 347 len += snprintf(buf + len, size - len, "%30s%15s\n", 348 "MAIN", "ALT"); 349 len += snprintf(buf + len, size - len, "%-15s%15d%15d\n", 350 "RECV CNT", 351 as_main->recv_cnt, 352 as_alt->recv_cnt); 353 len += snprintf(buf + len, size - len, "%-15s%15d%15d\n", 354 "LNA1", 355 as_main->lna_config_cnt[ATH_ANT_DIV_COMB_LNA1], 356 as_alt->lna_config_cnt[ATH_ANT_DIV_COMB_LNA1]); 357 len += snprintf(buf + len, size - len, "%-15s%15d%15d\n", 358 "LNA2", 359 as_main->lna_config_cnt[ATH_ANT_DIV_COMB_LNA2], 360 as_alt->lna_config_cnt[ATH_ANT_DIV_COMB_LNA2]); 361 len += snprintf(buf + len, size - len, "%-15s%15d%15d\n", 362 "LNA1 + LNA2", 363 as_main->lna_config_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], 364 as_alt->lna_config_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); 365 len += snprintf(buf + len, size - len, "%-15s%15d%15d\n", 366 "LNA1 - LNA2", 367 as_main->lna_config_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], 368 as_alt->lna_config_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); 369 exit: 370 if (len > size) 371 len = size; 372 373 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 374 kfree(buf); 375 376 return retval; 377 } 378 379 static const struct file_operations fops_antenna_diversity = { 380 .read = read_file_antenna_diversity, 381 .open = simple_open, 382 .owner = THIS_MODULE, 383 .llseek = default_llseek, 384 }; 385 386 static ssize_t read_file_dma(struct file *file, char __user *user_buf, 387 size_t count, loff_t *ppos) 388 { 389 struct ath_softc *sc = file->private_data; 390 struct ath_hw *ah = sc->sc_ah; 391 char *buf; 392 int retval; 393 unsigned int len = 0; 394 u32 val[ATH9K_NUM_DMA_DEBUG_REGS]; 395 int i, qcuOffset = 0, dcuOffset = 0; 396 u32 *qcuBase = &val[0], *dcuBase = &val[4]; 397 398 buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL); 399 if (!buf) 400 return -ENOMEM; 401 402 ath9k_ps_wakeup(sc); 403 404 REG_WRITE_D(ah, AR_MACMISC, 405 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | 406 (AR_MACMISC_MISC_OBS_BUS_1 << 407 AR_MACMISC_MISC_OBS_BUS_MSB_S))); 408 409 len += snprintf(buf + len, DMA_BUF_LEN - len, 410 "Raw DMA Debug values:\n"); 411 412 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) { 413 if (i % 4 == 0) 414 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); 415 416 val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32))); 417 len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ", 418 i, val[i]); 419 } 420 421 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n"); 422 len += snprintf(buf + len, DMA_BUF_LEN - len, 423 "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); 424 425 for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) { 426 if (i == 8) { 427 qcuOffset = 0; 428 qcuBase++; 429 } 430 431 if (i == 6) { 432 dcuOffset = 0; 433 dcuBase++; 434 } 435 436 len += snprintf(buf + len, DMA_BUF_LEN - len, 437 "%2d %2x %1x %2x %2x\n", 438 i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, 439 (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3), 440 val[2] & (0x7 << (i * 3)) >> (i * 3), 441 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); 442 } 443 444 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); 445 446 len += snprintf(buf + len, DMA_BUF_LEN - len, 447 "qcu_stitch state: %2x qcu_fetch state: %2x\n", 448 (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22); 449 len += snprintf(buf + len, DMA_BUF_LEN - len, 450 "qcu_complete state: %2x dcu_complete state: %2x\n", 451 (val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); 452 len += snprintf(buf + len, DMA_BUF_LEN - len, 453 "dcu_arb state: %2x dcu_fp state: %2x\n", 454 (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27); 455 len += snprintf(buf + len, DMA_BUF_LEN - len, 456 "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n", 457 (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10); 458 len += snprintf(buf + len, DMA_BUF_LEN - len, 459 "txfifo_valid_0: %1d txfifo_valid_1: %1d\n", 460 (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12); 461 len += snprintf(buf + len, DMA_BUF_LEN - len, 462 "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n", 463 (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17); 464 465 len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n", 466 REG_READ_D(ah, AR_OBS_BUS_1)); 467 len += snprintf(buf + len, DMA_BUF_LEN - len, 468 "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR)); 469 470 ath9k_ps_restore(sc); 471 472 if (len > DMA_BUF_LEN) 473 len = DMA_BUF_LEN; 474 475 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 476 kfree(buf); 477 return retval; 478 } 479 480 static const struct file_operations fops_dma = { 481 .read = read_file_dma, 482 .open = simple_open, 483 .owner = THIS_MODULE, 484 .llseek = default_llseek, 485 }; 486 487 488 void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status) 489 { 490 if (status) 491 sc->debug.stats.istats.total++; 492 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { 493 if (status & ATH9K_INT_RXLP) 494 sc->debug.stats.istats.rxlp++; 495 if (status & ATH9K_INT_RXHP) 496 sc->debug.stats.istats.rxhp++; 497 if (status & ATH9K_INT_BB_WATCHDOG) 498 sc->debug.stats.istats.bb_watchdog++; 499 } else { 500 if (status & ATH9K_INT_RX) 501 sc->debug.stats.istats.rxok++; 502 } 503 if (status & ATH9K_INT_RXEOL) 504 sc->debug.stats.istats.rxeol++; 505 if (status & ATH9K_INT_RXORN) 506 sc->debug.stats.istats.rxorn++; 507 if (status & ATH9K_INT_TX) 508 sc->debug.stats.istats.txok++; 509 if (status & ATH9K_INT_TXURN) 510 sc->debug.stats.istats.txurn++; 511 if (status & ATH9K_INT_RXPHY) 512 sc->debug.stats.istats.rxphyerr++; 513 if (status & ATH9K_INT_RXKCM) 514 sc->debug.stats.istats.rx_keycache_miss++; 515 if (status & ATH9K_INT_SWBA) 516 sc->debug.stats.istats.swba++; 517 if (status & ATH9K_INT_BMISS) 518 sc->debug.stats.istats.bmiss++; 519 if (status & ATH9K_INT_BNR) 520 sc->debug.stats.istats.bnr++; 521 if (status & ATH9K_INT_CST) 522 sc->debug.stats.istats.cst++; 523 if (status & ATH9K_INT_GTT) 524 sc->debug.stats.istats.gtt++; 525 if (status & ATH9K_INT_TIM) 526 sc->debug.stats.istats.tim++; 527 if (status & ATH9K_INT_CABEND) 528 sc->debug.stats.istats.cabend++; 529 if (status & ATH9K_INT_DTIMSYNC) 530 sc->debug.stats.istats.dtimsync++; 531 if (status & ATH9K_INT_DTIM) 532 sc->debug.stats.istats.dtim++; 533 if (status & ATH9K_INT_TSFOOR) 534 sc->debug.stats.istats.tsfoor++; 535 if (status & ATH9K_INT_MCI) 536 sc->debug.stats.istats.mci++; 537 if (status & ATH9K_INT_GENTIMER) 538 sc->debug.stats.istats.gen_timer++; 539 } 540 541 static ssize_t read_file_interrupt(struct file *file, char __user *user_buf, 542 size_t count, loff_t *ppos) 543 { 544 struct ath_softc *sc = file->private_data; 545 unsigned int len = 0; 546 int rv; 547 int mxlen = 4000; 548 char *buf = kmalloc(mxlen, GFP_KERNEL); 549 if (!buf) 550 return -ENOMEM; 551 552 #define PR_IS(a, s) \ 553 do { \ 554 len += snprintf(buf + len, mxlen - len, \ 555 "%21s: %10u\n", a, \ 556 sc->debug.stats.istats.s); \ 557 } while (0) 558 559 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { 560 PR_IS("RXLP", rxlp); 561 PR_IS("RXHP", rxhp); 562 PR_IS("WATHDOG", bb_watchdog); 563 } else { 564 PR_IS("RX", rxok); 565 } 566 PR_IS("RXEOL", rxeol); 567 PR_IS("RXORN", rxorn); 568 PR_IS("TX", txok); 569 PR_IS("TXURN", txurn); 570 PR_IS("MIB", mib); 571 PR_IS("RXPHY", rxphyerr); 572 PR_IS("RXKCM", rx_keycache_miss); 573 PR_IS("SWBA", swba); 574 PR_IS("BMISS", bmiss); 575 PR_IS("BNR", bnr); 576 PR_IS("CST", cst); 577 PR_IS("GTT", gtt); 578 PR_IS("TIM", tim); 579 PR_IS("CABEND", cabend); 580 PR_IS("DTIMSYNC", dtimsync); 581 PR_IS("DTIM", dtim); 582 PR_IS("TSFOOR", tsfoor); 583 PR_IS("MCI", mci); 584 PR_IS("GENTIMER", gen_timer); 585 PR_IS("TOTAL", total); 586 587 len += snprintf(buf + len, mxlen - len, 588 "SYNC_CAUSE stats:\n"); 589 590 PR_IS("Sync-All", sync_cause_all); 591 PR_IS("RTC-IRQ", sync_rtc_irq); 592 PR_IS("MAC-IRQ", sync_mac_irq); 593 PR_IS("EEPROM-Illegal-Access", eeprom_illegal_access); 594 PR_IS("APB-Timeout", apb_timeout); 595 PR_IS("PCI-Mode-Conflict", pci_mode_conflict); 596 PR_IS("HOST1-Fatal", host1_fatal); 597 PR_IS("HOST1-Perr", host1_perr); 598 PR_IS("TRCV-FIFO-Perr", trcv_fifo_perr); 599 PR_IS("RADM-CPL-EP", radm_cpl_ep); 600 PR_IS("RADM-CPL-DLLP-Abort", radm_cpl_dllp_abort); 601 PR_IS("RADM-CPL-TLP-Abort", radm_cpl_tlp_abort); 602 PR_IS("RADM-CPL-ECRC-Err", radm_cpl_ecrc_err); 603 PR_IS("RADM-CPL-Timeout", radm_cpl_timeout); 604 PR_IS("Local-Bus-Timeout", local_timeout); 605 PR_IS("PM-Access", pm_access); 606 PR_IS("MAC-Awake", mac_awake); 607 PR_IS("MAC-Asleep", mac_asleep); 608 PR_IS("MAC-Sleep-Access", mac_sleep_access); 609 610 if (len > mxlen) 611 len = mxlen; 612 613 rv = simple_read_from_buffer(user_buf, count, ppos, buf, len); 614 kfree(buf); 615 return rv; 616 } 617 618 static const struct file_operations fops_interrupt = { 619 .read = read_file_interrupt, 620 .open = simple_open, 621 .owner = THIS_MODULE, 622 .llseek = default_llseek, 623 }; 624 625 static ssize_t read_file_xmit(struct file *file, char __user *user_buf, 626 size_t count, loff_t *ppos) 627 { 628 struct ath_softc *sc = file->private_data; 629 char *buf; 630 unsigned int len = 0, size = 2048; 631 ssize_t retval = 0; 632 633 buf = kzalloc(size, GFP_KERNEL); 634 if (buf == NULL) 635 return -ENOMEM; 636 637 len += sprintf(buf, "%30s %10s%10s%10s\n\n", 638 "BE", "BK", "VI", "VO"); 639 640 PR("MPDUs Queued: ", queued); 641 PR("MPDUs Completed: ", completed); 642 PR("MPDUs XRetried: ", xretries); 643 PR("Aggregates: ", a_aggr); 644 PR("AMPDUs Queued HW:", a_queued_hw); 645 PR("AMPDUs Queued SW:", a_queued_sw); 646 PR("AMPDUs Completed:", a_completed); 647 PR("AMPDUs Retried: ", a_retries); 648 PR("AMPDUs XRetried: ", a_xretries); 649 PR("TXERR Filtered: ", txerr_filtered); 650 PR("FIFO Underrun: ", fifo_underrun); 651 PR("TXOP Exceeded: ", xtxop); 652 PR("TXTIMER Expiry: ", timer_exp); 653 PR("DESC CFG Error: ", desc_cfg_err); 654 PR("DATA Underrun: ", data_underrun); 655 PR("DELIM Underrun: ", delim_underrun); 656 PR("TX-Pkts-All: ", tx_pkts_all); 657 PR("TX-Bytes-All: ", tx_bytes_all); 658 PR("HW-put-tx-buf: ", puttxbuf); 659 PR("HW-tx-start: ", txstart); 660 PR("HW-tx-proc-desc: ", txprocdesc); 661 PR("TX-Failed: ", txfailed); 662 663 if (len > size) 664 len = size; 665 666 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 667 kfree(buf); 668 669 return retval; 670 } 671 672 static ssize_t read_file_queues(struct file *file, char __user *user_buf, 673 size_t count, loff_t *ppos) 674 { 675 struct ath_softc *sc = file->private_data; 676 struct ath_txq *txq; 677 char *buf; 678 unsigned int len = 0, size = 1024; 679 ssize_t retval = 0; 680 int i; 681 char *qname[4] = {"VO", "VI", "BE", "BK"}; 682 683 buf = kzalloc(size, GFP_KERNEL); 684 if (buf == NULL) 685 return -ENOMEM; 686 687 for (i = 0; i < IEEE80211_NUM_ACS; i++) { 688 txq = sc->tx.txq_map[i]; 689 len += snprintf(buf + len, size - len, "(%s): ", qname[i]); 690 691 ath_txq_lock(sc, txq); 692 693 len += snprintf(buf + len, size - len, "%s: %d ", 694 "qnum", txq->axq_qnum); 695 len += snprintf(buf + len, size - len, "%s: %2d ", 696 "qdepth", txq->axq_depth); 697 len += snprintf(buf + len, size - len, "%s: %2d ", 698 "ampdu-depth", txq->axq_ampdu_depth); 699 len += snprintf(buf + len, size - len, "%s: %3d ", 700 "pending", txq->pending_frames); 701 len += snprintf(buf + len, size - len, "%s: %d\n", 702 "stopped", txq->stopped); 703 704 ath_txq_unlock(sc, txq); 705 } 706 707 if (len > size) 708 len = size; 709 710 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 711 kfree(buf); 712 713 return retval; 714 } 715 716 static ssize_t read_file_misc(struct file *file, char __user *user_buf, 717 size_t count, loff_t *ppos) 718 { 719 struct ath_softc *sc = file->private_data; 720 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 721 struct ieee80211_hw *hw = sc->hw; 722 struct ath9k_vif_iter_data iter_data; 723 char buf[512]; 724 unsigned int len = 0; 725 ssize_t retval = 0; 726 unsigned int reg; 727 u32 rxfilter; 728 729 len += snprintf(buf + len, sizeof(buf) - len, 730 "BSSID: %pM\n", common->curbssid); 731 len += snprintf(buf + len, sizeof(buf) - len, 732 "BSSID-MASK: %pM\n", common->bssidmask); 733 len += snprintf(buf + len, sizeof(buf) - len, 734 "OPMODE: %s\n", ath_opmode_to_string(sc->sc_ah->opmode)); 735 736 ath9k_ps_wakeup(sc); 737 rxfilter = ath9k_hw_getrxfilter(sc->sc_ah); 738 ath9k_ps_restore(sc); 739 740 len += snprintf(buf + len, sizeof(buf) - len, 741 "RXFILTER: 0x%x", rxfilter); 742 743 if (rxfilter & ATH9K_RX_FILTER_UCAST) 744 len += snprintf(buf + len, sizeof(buf) - len, " UCAST"); 745 if (rxfilter & ATH9K_RX_FILTER_MCAST) 746 len += snprintf(buf + len, sizeof(buf) - len, " MCAST"); 747 if (rxfilter & ATH9K_RX_FILTER_BCAST) 748 len += snprintf(buf + len, sizeof(buf) - len, " BCAST"); 749 if (rxfilter & ATH9K_RX_FILTER_CONTROL) 750 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL"); 751 if (rxfilter & ATH9K_RX_FILTER_BEACON) 752 len += snprintf(buf + len, sizeof(buf) - len, " BEACON"); 753 if (rxfilter & ATH9K_RX_FILTER_PROM) 754 len += snprintf(buf + len, sizeof(buf) - len, " PROM"); 755 if (rxfilter & ATH9K_RX_FILTER_PROBEREQ) 756 len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ"); 757 if (rxfilter & ATH9K_RX_FILTER_PHYERR) 758 len += snprintf(buf + len, sizeof(buf) - len, " PHYERR"); 759 if (rxfilter & ATH9K_RX_FILTER_MYBEACON) 760 len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON"); 761 if (rxfilter & ATH9K_RX_FILTER_COMP_BAR) 762 len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR"); 763 if (rxfilter & ATH9K_RX_FILTER_PSPOLL) 764 len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL"); 765 if (rxfilter & ATH9K_RX_FILTER_PHYRADAR) 766 len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR"); 767 if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL) 768 len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL"); 769 if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER) 770 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER"); 771 772 len += snprintf(buf + len, sizeof(buf) - len, "\n"); 773 774 reg = sc->sc_ah->imask; 775 776 len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg); 777 778 if (reg & ATH9K_INT_SWBA) 779 len += snprintf(buf + len, sizeof(buf) - len, " SWBA"); 780 if (reg & ATH9K_INT_BMISS) 781 len += snprintf(buf + len, sizeof(buf) - len, " BMISS"); 782 if (reg & ATH9K_INT_CST) 783 len += snprintf(buf + len, sizeof(buf) - len, " CST"); 784 if (reg & ATH9K_INT_RX) 785 len += snprintf(buf + len, sizeof(buf) - len, " RX"); 786 if (reg & ATH9K_INT_RXHP) 787 len += snprintf(buf + len, sizeof(buf) - len, " RXHP"); 788 if (reg & ATH9K_INT_RXLP) 789 len += snprintf(buf + len, sizeof(buf) - len, " RXLP"); 790 if (reg & ATH9K_INT_BB_WATCHDOG) 791 len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG"); 792 793 len += snprintf(buf + len, sizeof(buf) - len, "\n"); 794 795 ath9k_calculate_iter_data(hw, NULL, &iter_data); 796 797 len += snprintf(buf + len, sizeof(buf) - len, 798 "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i" 799 " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n", 800 iter_data.naps, iter_data.nstations, iter_data.nmeshes, 801 iter_data.nwds, iter_data.nadhocs, 802 sc->nvifs, sc->nbcnvifs); 803 804 if (len > sizeof(buf)) 805 len = sizeof(buf); 806 807 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 808 return retval; 809 } 810 811 static ssize_t read_file_reset(struct file *file, char __user *user_buf, 812 size_t count, loff_t *ppos) 813 { 814 struct ath_softc *sc = file->private_data; 815 char buf[512]; 816 unsigned int len = 0; 817 818 len += snprintf(buf + len, sizeof(buf) - len, 819 "%17s: %2d\n", "Baseband Hang", 820 sc->debug.stats.reset[RESET_TYPE_BB_HANG]); 821 len += snprintf(buf + len, sizeof(buf) - len, 822 "%17s: %2d\n", "Baseband Watchdog", 823 sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]); 824 len += snprintf(buf + len, sizeof(buf) - len, 825 "%17s: %2d\n", "Fatal HW Error", 826 sc->debug.stats.reset[RESET_TYPE_FATAL_INT]); 827 len += snprintf(buf + len, sizeof(buf) - len, 828 "%17s: %2d\n", "TX HW error", 829 sc->debug.stats.reset[RESET_TYPE_TX_ERROR]); 830 len += snprintf(buf + len, sizeof(buf) - len, 831 "%17s: %2d\n", "TX Path Hang", 832 sc->debug.stats.reset[RESET_TYPE_TX_HANG]); 833 len += snprintf(buf + len, sizeof(buf) - len, 834 "%17s: %2d\n", "PLL RX Hang", 835 sc->debug.stats.reset[RESET_TYPE_PLL_HANG]); 836 len += snprintf(buf + len, sizeof(buf) - len, 837 "%17s: %2d\n", "MCI Reset", 838 sc->debug.stats.reset[RESET_TYPE_MCI]); 839 840 if (len > sizeof(buf)) 841 len = sizeof(buf); 842 843 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 844 } 845 846 void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, 847 struct ath_tx_status *ts, struct ath_txq *txq, 848 unsigned int flags) 849 { 850 int qnum = txq->axq_qnum; 851 852 TX_STAT_INC(qnum, tx_pkts_all); 853 sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len; 854 855 if (bf_isampdu(bf)) { 856 if (flags & ATH_TX_ERROR) 857 TX_STAT_INC(qnum, a_xretries); 858 else 859 TX_STAT_INC(qnum, a_completed); 860 } else { 861 if (ts->ts_status & ATH9K_TXERR_XRETRY) 862 TX_STAT_INC(qnum, xretries); 863 else 864 TX_STAT_INC(qnum, completed); 865 } 866 867 if (ts->ts_status & ATH9K_TXERR_FILT) 868 TX_STAT_INC(qnum, txerr_filtered); 869 if (ts->ts_status & ATH9K_TXERR_FIFO) 870 TX_STAT_INC(qnum, fifo_underrun); 871 if (ts->ts_status & ATH9K_TXERR_XTXOP) 872 TX_STAT_INC(qnum, xtxop); 873 if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED) 874 TX_STAT_INC(qnum, timer_exp); 875 if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR) 876 TX_STAT_INC(qnum, desc_cfg_err); 877 if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN) 878 TX_STAT_INC(qnum, data_underrun); 879 if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN) 880 TX_STAT_INC(qnum, delim_underrun); 881 } 882 883 static const struct file_operations fops_xmit = { 884 .read = read_file_xmit, 885 .open = simple_open, 886 .owner = THIS_MODULE, 887 .llseek = default_llseek, 888 }; 889 890 static const struct file_operations fops_queues = { 891 .read = read_file_queues, 892 .open = simple_open, 893 .owner = THIS_MODULE, 894 .llseek = default_llseek, 895 }; 896 897 static const struct file_operations fops_misc = { 898 .read = read_file_misc, 899 .open = simple_open, 900 .owner = THIS_MODULE, 901 .llseek = default_llseek, 902 }; 903 904 static const struct file_operations fops_reset = { 905 .read = read_file_reset, 906 .open = simple_open, 907 .owner = THIS_MODULE, 908 .llseek = default_llseek, 909 }; 910 911 static ssize_t read_file_recv(struct file *file, char __user *user_buf, 912 size_t count, loff_t *ppos) 913 { 914 #define PHY_ERR(s, p) \ 915 len += snprintf(buf + len, size - len, "%22s : %10u\n", s, \ 916 sc->debug.stats.rxstats.phy_err_stats[p]); 917 918 #define RXS_ERR(s, e) \ 919 do { \ 920 len += snprintf(buf + len, size - len, \ 921 "%22s : %10u\n", s, \ 922 sc->debug.stats.rxstats.e); \ 923 } while (0) 924 925 struct ath_softc *sc = file->private_data; 926 char *buf; 927 unsigned int len = 0, size = 1600; 928 ssize_t retval = 0; 929 930 buf = kzalloc(size, GFP_KERNEL); 931 if (buf == NULL) 932 return -ENOMEM; 933 934 RXS_ERR("CRC ERR", crc_err); 935 RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err); 936 RXS_ERR("PHY ERR", phy_err); 937 RXS_ERR("MIC ERR", mic_err); 938 RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err); 939 RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err); 940 RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err); 941 RXS_ERR("RX-LENGTH-ERR", rx_len_err); 942 RXS_ERR("RX-OOM-ERR", rx_oom_err); 943 RXS_ERR("RX-RATE-ERR", rx_rate_err); 944 RXS_ERR("RX-TOO-MANY-FRAGS", rx_too_many_frags_err); 945 946 PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN); 947 PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING); 948 PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY); 949 PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE); 950 PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH); 951 PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR); 952 PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE); 953 PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR); 954 PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING); 955 PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY); 956 PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL); 957 PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL); 958 PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP); 959 PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE); 960 PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART); 961 PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT); 962 PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING); 963 PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC); 964 PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL); 965 PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE); 966 PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART); 967 PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL); 968 PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP); 969 PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR); 970 PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL); 971 PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL); 972 973 RXS_ERR("RX-Pkts-All", rx_pkts_all); 974 RXS_ERR("RX-Bytes-All", rx_bytes_all); 975 RXS_ERR("RX-Beacons", rx_beacons); 976 RXS_ERR("RX-Frags", rx_frags); 977 RXS_ERR("RX-Spectral", rx_spectral); 978 979 if (len > size) 980 len = size; 981 982 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 983 kfree(buf); 984 985 return retval; 986 987 #undef RXS_ERR 988 #undef PHY_ERR 989 } 990 991 void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs) 992 { 993 #define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++ 994 995 RX_STAT_INC(rx_pkts_all); 996 sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen; 997 998 if (rs->rs_status & ATH9K_RXERR_CRC) 999 RX_STAT_INC(crc_err); 1000 if (rs->rs_status & ATH9K_RXERR_DECRYPT) 1001 RX_STAT_INC(decrypt_crc_err); 1002 if (rs->rs_status & ATH9K_RXERR_MIC) 1003 RX_STAT_INC(mic_err); 1004 if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE) 1005 RX_STAT_INC(pre_delim_crc_err); 1006 if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST) 1007 RX_STAT_INC(post_delim_crc_err); 1008 if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY) 1009 RX_STAT_INC(decrypt_busy_err); 1010 1011 if (rs->rs_status & ATH9K_RXERR_PHY) { 1012 RX_STAT_INC(phy_err); 1013 if (rs->rs_phyerr < ATH9K_PHYERR_MAX) 1014 RX_PHY_ERR_INC(rs->rs_phyerr); 1015 } 1016 1017 #undef RX_PHY_ERR_INC 1018 } 1019 1020 static const struct file_operations fops_recv = { 1021 .read = read_file_recv, 1022 .open = simple_open, 1023 .owner = THIS_MODULE, 1024 .llseek = default_llseek, 1025 }; 1026 1027 static ssize_t read_file_spec_scan_ctl(struct file *file, char __user *user_buf, 1028 size_t count, loff_t *ppos) 1029 { 1030 struct ath_softc *sc = file->private_data; 1031 char *mode = ""; 1032 unsigned int len; 1033 1034 switch (sc->spectral_mode) { 1035 case SPECTRAL_DISABLED: 1036 mode = "disable"; 1037 break; 1038 case SPECTRAL_BACKGROUND: 1039 mode = "background"; 1040 break; 1041 case SPECTRAL_CHANSCAN: 1042 mode = "chanscan"; 1043 break; 1044 case SPECTRAL_MANUAL: 1045 mode = "manual"; 1046 break; 1047 } 1048 len = strlen(mode); 1049 return simple_read_from_buffer(user_buf, count, ppos, mode, len); 1050 } 1051 1052 static ssize_t write_file_spec_scan_ctl(struct file *file, 1053 const char __user *user_buf, 1054 size_t count, loff_t *ppos) 1055 { 1056 struct ath_softc *sc = file->private_data; 1057 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 1058 char buf[32]; 1059 ssize_t len; 1060 1061 len = min(count, sizeof(buf) - 1); 1062 if (copy_from_user(buf, user_buf, len)) 1063 return -EFAULT; 1064 1065 buf[len] = '\0'; 1066 1067 if (strncmp("trigger", buf, 7) == 0) { 1068 ath9k_spectral_scan_trigger(sc->hw); 1069 } else if (strncmp("background", buf, 9) == 0) { 1070 ath9k_spectral_scan_config(sc->hw, SPECTRAL_BACKGROUND); 1071 ath_dbg(common, CONFIG, "spectral scan: background mode enabled\n"); 1072 } else if (strncmp("chanscan", buf, 8) == 0) { 1073 ath9k_spectral_scan_config(sc->hw, SPECTRAL_CHANSCAN); 1074 ath_dbg(common, CONFIG, "spectral scan: channel scan mode enabled\n"); 1075 } else if (strncmp("manual", buf, 6) == 0) { 1076 ath9k_spectral_scan_config(sc->hw, SPECTRAL_MANUAL); 1077 ath_dbg(common, CONFIG, "spectral scan: manual mode enabled\n"); 1078 } else if (strncmp("disable", buf, 7) == 0) { 1079 ath9k_spectral_scan_config(sc->hw, SPECTRAL_DISABLED); 1080 ath_dbg(common, CONFIG, "spectral scan: disabled\n"); 1081 } else { 1082 return -EINVAL; 1083 } 1084 1085 return count; 1086 } 1087 1088 static const struct file_operations fops_spec_scan_ctl = { 1089 .read = read_file_spec_scan_ctl, 1090 .write = write_file_spec_scan_ctl, 1091 .open = simple_open, 1092 .owner = THIS_MODULE, 1093 .llseek = default_llseek, 1094 }; 1095 1096 static ssize_t read_file_spectral_short_repeat(struct file *file, 1097 char __user *user_buf, 1098 size_t count, loff_t *ppos) 1099 { 1100 struct ath_softc *sc = file->private_data; 1101 char buf[32]; 1102 unsigned int len; 1103 1104 len = sprintf(buf, "%d\n", sc->spec_config.short_repeat); 1105 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1106 } 1107 1108 static ssize_t write_file_spectral_short_repeat(struct file *file, 1109 const char __user *user_buf, 1110 size_t count, loff_t *ppos) 1111 { 1112 struct ath_softc *sc = file->private_data; 1113 unsigned long val; 1114 char buf[32]; 1115 ssize_t len; 1116 1117 len = min(count, sizeof(buf) - 1); 1118 if (copy_from_user(buf, user_buf, len)) 1119 return -EFAULT; 1120 1121 buf[len] = '\0'; 1122 if (kstrtoul(buf, 0, &val)) 1123 return -EINVAL; 1124 1125 if (val < 0 || val > 1) 1126 return -EINVAL; 1127 1128 sc->spec_config.short_repeat = val; 1129 return count; 1130 } 1131 1132 static const struct file_operations fops_spectral_short_repeat = { 1133 .read = read_file_spectral_short_repeat, 1134 .write = write_file_spectral_short_repeat, 1135 .open = simple_open, 1136 .owner = THIS_MODULE, 1137 .llseek = default_llseek, 1138 }; 1139 1140 static ssize_t read_file_spectral_count(struct file *file, 1141 char __user *user_buf, 1142 size_t count, loff_t *ppos) 1143 { 1144 struct ath_softc *sc = file->private_data; 1145 char buf[32]; 1146 unsigned int len; 1147 1148 len = sprintf(buf, "%d\n", sc->spec_config.count); 1149 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1150 } 1151 1152 static ssize_t write_file_spectral_count(struct file *file, 1153 const char __user *user_buf, 1154 size_t count, loff_t *ppos) 1155 { 1156 struct ath_softc *sc = file->private_data; 1157 unsigned long val; 1158 char buf[32]; 1159 ssize_t len; 1160 1161 len = min(count, sizeof(buf) - 1); 1162 if (copy_from_user(buf, user_buf, len)) 1163 return -EFAULT; 1164 1165 buf[len] = '\0'; 1166 if (kstrtoul(buf, 0, &val)) 1167 return -EINVAL; 1168 1169 if (val < 0 || val > 255) 1170 return -EINVAL; 1171 1172 sc->spec_config.count = val; 1173 return count; 1174 } 1175 1176 static const struct file_operations fops_spectral_count = { 1177 .read = read_file_spectral_count, 1178 .write = write_file_spectral_count, 1179 .open = simple_open, 1180 .owner = THIS_MODULE, 1181 .llseek = default_llseek, 1182 }; 1183 1184 static ssize_t read_file_spectral_period(struct file *file, 1185 char __user *user_buf, 1186 size_t count, loff_t *ppos) 1187 { 1188 struct ath_softc *sc = file->private_data; 1189 char buf[32]; 1190 unsigned int len; 1191 1192 len = sprintf(buf, "%d\n", sc->spec_config.period); 1193 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1194 } 1195 1196 static ssize_t write_file_spectral_period(struct file *file, 1197 const char __user *user_buf, 1198 size_t count, loff_t *ppos) 1199 { 1200 struct ath_softc *sc = file->private_data; 1201 unsigned long val; 1202 char buf[32]; 1203 ssize_t len; 1204 1205 len = min(count, sizeof(buf) - 1); 1206 if (copy_from_user(buf, user_buf, len)) 1207 return -EFAULT; 1208 1209 buf[len] = '\0'; 1210 if (kstrtoul(buf, 0, &val)) 1211 return -EINVAL; 1212 1213 if (val < 0 || val > 255) 1214 return -EINVAL; 1215 1216 sc->spec_config.period = val; 1217 return count; 1218 } 1219 1220 static const struct file_operations fops_spectral_period = { 1221 .read = read_file_spectral_period, 1222 .write = write_file_spectral_period, 1223 .open = simple_open, 1224 .owner = THIS_MODULE, 1225 .llseek = default_llseek, 1226 }; 1227 1228 static ssize_t read_file_spectral_fft_period(struct file *file, 1229 char __user *user_buf, 1230 size_t count, loff_t *ppos) 1231 { 1232 struct ath_softc *sc = file->private_data; 1233 char buf[32]; 1234 unsigned int len; 1235 1236 len = sprintf(buf, "%d\n", sc->spec_config.fft_period); 1237 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1238 } 1239 1240 static ssize_t write_file_spectral_fft_period(struct file *file, 1241 const char __user *user_buf, 1242 size_t count, loff_t *ppos) 1243 { 1244 struct ath_softc *sc = file->private_data; 1245 unsigned long val; 1246 char buf[32]; 1247 ssize_t len; 1248 1249 len = min(count, sizeof(buf) - 1); 1250 if (copy_from_user(buf, user_buf, len)) 1251 return -EFAULT; 1252 1253 buf[len] = '\0'; 1254 if (kstrtoul(buf, 0, &val)) 1255 return -EINVAL; 1256 1257 if (val < 0 || val > 15) 1258 return -EINVAL; 1259 1260 sc->spec_config.fft_period = val; 1261 return count; 1262 } 1263 1264 static const struct file_operations fops_spectral_fft_period = { 1265 .read = read_file_spectral_fft_period, 1266 .write = write_file_spectral_fft_period, 1267 .open = simple_open, 1268 .owner = THIS_MODULE, 1269 .llseek = default_llseek, 1270 }; 1271 1272 static struct dentry *create_buf_file_handler(const char *filename, 1273 struct dentry *parent, 1274 umode_t mode, 1275 struct rchan_buf *buf, 1276 int *is_global) 1277 { 1278 struct dentry *buf_file; 1279 1280 buf_file = debugfs_create_file(filename, mode, parent, buf, 1281 &relay_file_operations); 1282 *is_global = 1; 1283 return buf_file; 1284 } 1285 1286 static int remove_buf_file_handler(struct dentry *dentry) 1287 { 1288 debugfs_remove(dentry); 1289 1290 return 0; 1291 } 1292 1293 void ath_debug_send_fft_sample(struct ath_softc *sc, 1294 struct fft_sample_tlv *fft_sample_tlv) 1295 { 1296 int length; 1297 if (!sc->rfs_chan_spec_scan) 1298 return; 1299 1300 length = __be16_to_cpu(fft_sample_tlv->length) + 1301 sizeof(*fft_sample_tlv); 1302 relay_write(sc->rfs_chan_spec_scan, fft_sample_tlv, length); 1303 } 1304 1305 static struct rchan_callbacks rfs_spec_scan_cb = { 1306 .create_buf_file = create_buf_file_handler, 1307 .remove_buf_file = remove_buf_file_handler, 1308 }; 1309 1310 1311 static ssize_t read_file_regidx(struct file *file, char __user *user_buf, 1312 size_t count, loff_t *ppos) 1313 { 1314 struct ath_softc *sc = file->private_data; 1315 char buf[32]; 1316 unsigned int len; 1317 1318 len = sprintf(buf, "0x%08x\n", sc->debug.regidx); 1319 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1320 } 1321 1322 static ssize_t write_file_regidx(struct file *file, const char __user *user_buf, 1323 size_t count, loff_t *ppos) 1324 { 1325 struct ath_softc *sc = file->private_data; 1326 unsigned long regidx; 1327 char buf[32]; 1328 ssize_t len; 1329 1330 len = min(count, sizeof(buf) - 1); 1331 if (copy_from_user(buf, user_buf, len)) 1332 return -EFAULT; 1333 1334 buf[len] = '\0'; 1335 if (kstrtoul(buf, 0, ®idx)) 1336 return -EINVAL; 1337 1338 sc->debug.regidx = regidx; 1339 return count; 1340 } 1341 1342 static const struct file_operations fops_regidx = { 1343 .read = read_file_regidx, 1344 .write = write_file_regidx, 1345 .open = simple_open, 1346 .owner = THIS_MODULE, 1347 .llseek = default_llseek, 1348 }; 1349 1350 static ssize_t read_file_regval(struct file *file, char __user *user_buf, 1351 size_t count, loff_t *ppos) 1352 { 1353 struct ath_softc *sc = file->private_data; 1354 struct ath_hw *ah = sc->sc_ah; 1355 char buf[32]; 1356 unsigned int len; 1357 u32 regval; 1358 1359 ath9k_ps_wakeup(sc); 1360 regval = REG_READ_D(ah, sc->debug.regidx); 1361 ath9k_ps_restore(sc); 1362 len = sprintf(buf, "0x%08x\n", regval); 1363 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1364 } 1365 1366 static ssize_t write_file_regval(struct file *file, const char __user *user_buf, 1367 size_t count, loff_t *ppos) 1368 { 1369 struct ath_softc *sc = file->private_data; 1370 struct ath_hw *ah = sc->sc_ah; 1371 unsigned long regval; 1372 char buf[32]; 1373 ssize_t len; 1374 1375 len = min(count, sizeof(buf) - 1); 1376 if (copy_from_user(buf, user_buf, len)) 1377 return -EFAULT; 1378 1379 buf[len] = '\0'; 1380 if (kstrtoul(buf, 0, ®val)) 1381 return -EINVAL; 1382 1383 ath9k_ps_wakeup(sc); 1384 REG_WRITE_D(ah, sc->debug.regidx, regval); 1385 ath9k_ps_restore(sc); 1386 return count; 1387 } 1388 1389 static const struct file_operations fops_regval = { 1390 .read = read_file_regval, 1391 .write = write_file_regval, 1392 .open = simple_open, 1393 .owner = THIS_MODULE, 1394 .llseek = default_llseek, 1395 }; 1396 1397 #define REGDUMP_LINE_SIZE 20 1398 1399 static int open_file_regdump(struct inode *inode, struct file *file) 1400 { 1401 struct ath_softc *sc = inode->i_private; 1402 unsigned int len = 0; 1403 u8 *buf; 1404 int i; 1405 unsigned long num_regs, regdump_len, max_reg_offset; 1406 1407 max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500; 1408 num_regs = max_reg_offset / 4 + 1; 1409 regdump_len = num_regs * REGDUMP_LINE_SIZE + 1; 1410 buf = vmalloc(regdump_len); 1411 if (!buf) 1412 return -ENOMEM; 1413 1414 ath9k_ps_wakeup(sc); 1415 for (i = 0; i < num_regs; i++) 1416 len += scnprintf(buf + len, regdump_len - len, 1417 "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2)); 1418 ath9k_ps_restore(sc); 1419 1420 file->private_data = buf; 1421 1422 return 0; 1423 } 1424 1425 static const struct file_operations fops_regdump = { 1426 .open = open_file_regdump, 1427 .read = ath9k_debugfs_read_buf, 1428 .release = ath9k_debugfs_release_buf, 1429 .owner = THIS_MODULE, 1430 .llseek = default_llseek,/* read accesses f_pos */ 1431 }; 1432 1433 static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf, 1434 size_t count, loff_t *ppos) 1435 { 1436 struct ath_softc *sc = file->private_data; 1437 struct ath_hw *ah = sc->sc_ah; 1438 struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist; 1439 struct ath_common *common = ath9k_hw_common(ah); 1440 struct ieee80211_conf *conf = &common->hw->conf; 1441 u32 len = 0, size = 1500; 1442 u32 i, j; 1443 ssize_t retval = 0; 1444 char *buf; 1445 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask; 1446 u8 nread; 1447 1448 buf = kzalloc(size, GFP_KERNEL); 1449 if (!buf) 1450 return -ENOMEM; 1451 1452 len += snprintf(buf + len, size - len, 1453 "Channel Noise Floor : %d\n", ah->noise); 1454 len += snprintf(buf + len, size - len, 1455 "Chain | privNF | # Readings | NF Readings\n"); 1456 for (i = 0; i < NUM_NF_READINGS; i++) { 1457 if (!(chainmask & (1 << i)) || 1458 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf))) 1459 continue; 1460 1461 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount; 1462 len += snprintf(buf + len, size - len, " %d\t %d\t %d\t\t", 1463 i, h[i].privNF, nread); 1464 for (j = 0; j < nread; j++) 1465 len += snprintf(buf + len, size - len, 1466 " %d", h[i].nfCalBuffer[j]); 1467 len += snprintf(buf + len, size - len, "\n"); 1468 } 1469 1470 if (len > size) 1471 len = size; 1472 1473 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1474 kfree(buf); 1475 1476 return retval; 1477 } 1478 1479 static const struct file_operations fops_dump_nfcal = { 1480 .read = read_file_dump_nfcal, 1481 .open = simple_open, 1482 .owner = THIS_MODULE, 1483 .llseek = default_llseek, 1484 }; 1485 1486 static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, 1487 size_t count, loff_t *ppos) 1488 { 1489 struct ath_softc *sc = file->private_data; 1490 struct ath_hw *ah = sc->sc_ah; 1491 u32 len = 0, size = 1500; 1492 ssize_t retval = 0; 1493 char *buf; 1494 1495 buf = kzalloc(size, GFP_KERNEL); 1496 if (!buf) 1497 return -ENOMEM; 1498 1499 len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size); 1500 1501 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1502 kfree(buf); 1503 1504 return retval; 1505 } 1506 1507 static const struct file_operations fops_base_eeprom = { 1508 .read = read_file_base_eeprom, 1509 .open = simple_open, 1510 .owner = THIS_MODULE, 1511 .llseek = default_llseek, 1512 }; 1513 1514 static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf, 1515 size_t count, loff_t *ppos) 1516 { 1517 struct ath_softc *sc = file->private_data; 1518 struct ath_hw *ah = sc->sc_ah; 1519 u32 len = 0, size = 6000; 1520 char *buf; 1521 size_t retval; 1522 1523 buf = kzalloc(size, GFP_KERNEL); 1524 if (buf == NULL) 1525 return -ENOMEM; 1526 1527 len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size); 1528 1529 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1530 kfree(buf); 1531 1532 return retval; 1533 } 1534 1535 static const struct file_operations fops_modal_eeprom = { 1536 .read = read_file_modal_eeprom, 1537 .open = simple_open, 1538 .owner = THIS_MODULE, 1539 .llseek = default_llseek, 1540 }; 1541 1542 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT 1543 static ssize_t read_file_btcoex(struct file *file, char __user *user_buf, 1544 size_t count, loff_t *ppos) 1545 { 1546 struct ath_softc *sc = file->private_data; 1547 u32 len = 0, size = 1500; 1548 char *buf; 1549 size_t retval; 1550 1551 buf = kzalloc(size, GFP_KERNEL); 1552 if (buf == NULL) 1553 return -ENOMEM; 1554 1555 if (!sc->sc_ah->common.btcoex_enabled) { 1556 len = snprintf(buf, size, "%s\n", 1557 "BTCOEX is disabled"); 1558 goto exit; 1559 } 1560 1561 len = ath9k_dump_btcoex(sc, buf, size); 1562 exit: 1563 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1564 kfree(buf); 1565 1566 return retval; 1567 } 1568 1569 static const struct file_operations fops_btcoex = { 1570 .read = read_file_btcoex, 1571 .open = simple_open, 1572 .owner = THIS_MODULE, 1573 .llseek = default_llseek, 1574 }; 1575 #endif 1576 1577 static ssize_t read_file_node_stat(struct file *file, char __user *user_buf, 1578 size_t count, loff_t *ppos) 1579 { 1580 struct ath_node *an = file->private_data; 1581 struct ath_softc *sc = an->sc; 1582 struct ath_atx_tid *tid; 1583 struct ath_atx_ac *ac; 1584 struct ath_txq *txq; 1585 u32 len = 0, size = 4096; 1586 char *buf; 1587 size_t retval; 1588 int tidno, acno; 1589 1590 buf = kzalloc(size, GFP_KERNEL); 1591 if (buf == NULL) 1592 return -ENOMEM; 1593 1594 if (!an->sta->ht_cap.ht_supported) { 1595 len = snprintf(buf, size, "%s\n", 1596 "HT not supported"); 1597 goto exit; 1598 } 1599 1600 len = snprintf(buf, size, "Max-AMPDU: %d\n", 1601 an->maxampdu); 1602 len += snprintf(buf + len, size - len, "MPDU Density: %d\n\n", 1603 an->mpdudensity); 1604 1605 len += snprintf(buf + len, size - len, 1606 "%2s%7s\n", "AC", "SCHED"); 1607 1608 for (acno = 0, ac = &an->ac[acno]; 1609 acno < IEEE80211_NUM_ACS; acno++, ac++) { 1610 txq = ac->txq; 1611 ath_txq_lock(sc, txq); 1612 len += snprintf(buf + len, size - len, 1613 "%2d%7d\n", 1614 acno, ac->sched); 1615 ath_txq_unlock(sc, txq); 1616 } 1617 1618 len += snprintf(buf + len, size - len, 1619 "\n%3s%11s%10s%10s%10s%10s%9s%6s%8s\n", 1620 "TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE", 1621 "BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED"); 1622 1623 for (tidno = 0, tid = &an->tid[tidno]; 1624 tidno < IEEE80211_NUM_TIDS; tidno++, tid++) { 1625 txq = tid->ac->txq; 1626 ath_txq_lock(sc, txq); 1627 len += snprintf(buf + len, size - len, 1628 "%3d%11d%10d%10d%10d%10d%9d%6d%8d\n", 1629 tid->tidno, tid->seq_start, tid->seq_next, 1630 tid->baw_size, tid->baw_head, tid->baw_tail, 1631 tid->bar_index, tid->sched, tid->paused); 1632 ath_txq_unlock(sc, txq); 1633 } 1634 exit: 1635 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1636 kfree(buf); 1637 1638 return retval; 1639 } 1640 1641 static const struct file_operations fops_node_stat = { 1642 .read = read_file_node_stat, 1643 .open = simple_open, 1644 .owner = THIS_MODULE, 1645 .llseek = default_llseek, 1646 }; 1647 1648 void ath9k_sta_add_debugfs(struct ieee80211_hw *hw, 1649 struct ieee80211_vif *vif, 1650 struct ieee80211_sta *sta, 1651 struct dentry *dir) 1652 { 1653 struct ath_node *an = (struct ath_node *)sta->drv_priv; 1654 an->node_stat = debugfs_create_file("node_stat", S_IRUGO, 1655 dir, an, &fops_node_stat); 1656 } 1657 1658 void ath9k_sta_remove_debugfs(struct ieee80211_hw *hw, 1659 struct ieee80211_vif *vif, 1660 struct ieee80211_sta *sta, 1661 struct dentry *dir) 1662 { 1663 struct ath_node *an = (struct ath_node *)sta->drv_priv; 1664 debugfs_remove(an->node_stat); 1665 } 1666 1667 /* Ethtool support for get-stats */ 1668 1669 #define AMKSTR(nm) #nm "_BE", #nm "_BK", #nm "_VI", #nm "_VO" 1670 static const char ath9k_gstrings_stats[][ETH_GSTRING_LEN] = { 1671 "tx_pkts_nic", 1672 "tx_bytes_nic", 1673 "rx_pkts_nic", 1674 "rx_bytes_nic", 1675 AMKSTR(d_tx_pkts), 1676 AMKSTR(d_tx_bytes), 1677 AMKSTR(d_tx_mpdus_queued), 1678 AMKSTR(d_tx_mpdus_completed), 1679 AMKSTR(d_tx_mpdu_xretries), 1680 AMKSTR(d_tx_aggregates), 1681 AMKSTR(d_tx_ampdus_queued_hw), 1682 AMKSTR(d_tx_ampdus_queued_sw), 1683 AMKSTR(d_tx_ampdus_completed), 1684 AMKSTR(d_tx_ampdu_retries), 1685 AMKSTR(d_tx_ampdu_xretries), 1686 AMKSTR(d_tx_fifo_underrun), 1687 AMKSTR(d_tx_op_exceeded), 1688 AMKSTR(d_tx_timer_expiry), 1689 AMKSTR(d_tx_desc_cfg_err), 1690 AMKSTR(d_tx_data_underrun), 1691 AMKSTR(d_tx_delim_underrun), 1692 "d_rx_crc_err", 1693 "d_rx_decrypt_crc_err", 1694 "d_rx_phy_err", 1695 "d_rx_mic_err", 1696 "d_rx_pre_delim_crc_err", 1697 "d_rx_post_delim_crc_err", 1698 "d_rx_decrypt_busy_err", 1699 1700 "d_rx_phyerr_radar", 1701 "d_rx_phyerr_ofdm_timing", 1702 "d_rx_phyerr_cck_timing", 1703 1704 }; 1705 #define ATH9K_SSTATS_LEN ARRAY_SIZE(ath9k_gstrings_stats) 1706 1707 void ath9k_get_et_strings(struct ieee80211_hw *hw, 1708 struct ieee80211_vif *vif, 1709 u32 sset, u8 *data) 1710 { 1711 if (sset == ETH_SS_STATS) 1712 memcpy(data, *ath9k_gstrings_stats, 1713 sizeof(ath9k_gstrings_stats)); 1714 } 1715 1716 int ath9k_get_et_sset_count(struct ieee80211_hw *hw, 1717 struct ieee80211_vif *vif, int sset) 1718 { 1719 if (sset == ETH_SS_STATS) 1720 return ATH9K_SSTATS_LEN; 1721 return 0; 1722 } 1723 1724 #define AWDATA(elem) \ 1725 do { \ 1726 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].elem; \ 1727 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].elem; \ 1728 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].elem; \ 1729 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].elem; \ 1730 } while (0) 1731 1732 #define AWDATA_RX(elem) \ 1733 do { \ 1734 data[i++] = sc->debug.stats.rxstats.elem; \ 1735 } while (0) 1736 1737 void ath9k_get_et_stats(struct ieee80211_hw *hw, 1738 struct ieee80211_vif *vif, 1739 struct ethtool_stats *stats, u64 *data) 1740 { 1741 struct ath_softc *sc = hw->priv; 1742 int i = 0; 1743 1744 data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_pkts_all + 1745 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_pkts_all + 1746 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_pkts_all + 1747 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_pkts_all); 1748 data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_bytes_all + 1749 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_bytes_all + 1750 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_bytes_all + 1751 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_bytes_all); 1752 AWDATA_RX(rx_pkts_all); 1753 AWDATA_RX(rx_bytes_all); 1754 1755 AWDATA(tx_pkts_all); 1756 AWDATA(tx_bytes_all); 1757 AWDATA(queued); 1758 AWDATA(completed); 1759 AWDATA(xretries); 1760 AWDATA(a_aggr); 1761 AWDATA(a_queued_hw); 1762 AWDATA(a_queued_sw); 1763 AWDATA(a_completed); 1764 AWDATA(a_retries); 1765 AWDATA(a_xretries); 1766 AWDATA(fifo_underrun); 1767 AWDATA(xtxop); 1768 AWDATA(timer_exp); 1769 AWDATA(desc_cfg_err); 1770 AWDATA(data_underrun); 1771 AWDATA(delim_underrun); 1772 1773 AWDATA_RX(crc_err); 1774 AWDATA_RX(decrypt_crc_err); 1775 AWDATA_RX(phy_err); 1776 AWDATA_RX(mic_err); 1777 AWDATA_RX(pre_delim_crc_err); 1778 AWDATA_RX(post_delim_crc_err); 1779 AWDATA_RX(decrypt_busy_err); 1780 1781 AWDATA_RX(phy_err_stats[ATH9K_PHYERR_RADAR]); 1782 AWDATA_RX(phy_err_stats[ATH9K_PHYERR_OFDM_TIMING]); 1783 AWDATA_RX(phy_err_stats[ATH9K_PHYERR_CCK_TIMING]); 1784 1785 WARN_ON(i != ATH9K_SSTATS_LEN); 1786 } 1787 1788 void ath9k_deinit_debug(struct ath_softc *sc) 1789 { 1790 if (config_enabled(CONFIG_ATH9K_DEBUGFS) && sc->rfs_chan_spec_scan) { 1791 relay_close(sc->rfs_chan_spec_scan); 1792 sc->rfs_chan_spec_scan = NULL; 1793 } 1794 } 1795 1796 int ath9k_init_debug(struct ath_hw *ah) 1797 { 1798 struct ath_common *common = ath9k_hw_common(ah); 1799 struct ath_softc *sc = (struct ath_softc *) common->priv; 1800 1801 sc->debug.debugfs_phy = debugfs_create_dir("ath9k", 1802 sc->hw->wiphy->debugfsdir); 1803 if (!sc->debug.debugfs_phy) 1804 return -ENOMEM; 1805 1806 #ifdef CONFIG_ATH_DEBUG 1807 debugfs_create_file("debug", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1808 sc, &fops_debug); 1809 #endif 1810 1811 ath9k_dfs_init_debug(sc); 1812 1813 debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc, 1814 &fops_dma); 1815 debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc, 1816 &fops_interrupt); 1817 debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc, 1818 &fops_xmit); 1819 debugfs_create_file("queues", S_IRUSR, sc->debug.debugfs_phy, sc, 1820 &fops_queues); 1821 debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1822 &sc->tx.txq_max_pending[IEEE80211_AC_BK]); 1823 debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1824 &sc->tx.txq_max_pending[IEEE80211_AC_BE]); 1825 debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1826 &sc->tx.txq_max_pending[IEEE80211_AC_VI]); 1827 debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1828 &sc->tx.txq_max_pending[IEEE80211_AC_VO]); 1829 debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc, 1830 &fops_misc); 1831 debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc, 1832 &fops_reset); 1833 debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc, 1834 &fops_recv); 1835 debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR, 1836 sc->debug.debugfs_phy, sc, &fops_rx_chainmask); 1837 debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR, 1838 sc->debug.debugfs_phy, sc, &fops_tx_chainmask); 1839 debugfs_create_file("ani", S_IRUSR | S_IWUSR, 1840 sc->debug.debugfs_phy, sc, &fops_ani); 1841 debugfs_create_bool("paprd", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1842 &sc->sc_ah->config.enable_paprd); 1843 debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1844 sc, &fops_regidx); 1845 debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1846 sc, &fops_regval); 1847 debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR, 1848 sc->debug.debugfs_phy, 1849 &ah->config.cwm_ignore_extcca); 1850 debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc, 1851 &fops_regdump); 1852 debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc, 1853 &fops_dump_nfcal); 1854 debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, 1855 &fops_base_eeprom); 1856 debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, 1857 &fops_modal_eeprom); 1858 sc->rfs_chan_spec_scan = relay_open("spectral_scan", 1859 sc->debug.debugfs_phy, 1860 1024, 256, &rfs_spec_scan_cb, 1861 NULL); 1862 debugfs_create_file("spectral_scan_ctl", S_IRUSR | S_IWUSR, 1863 sc->debug.debugfs_phy, sc, 1864 &fops_spec_scan_ctl); 1865 debugfs_create_file("spectral_short_repeat", S_IRUSR | S_IWUSR, 1866 sc->debug.debugfs_phy, sc, 1867 &fops_spectral_short_repeat); 1868 debugfs_create_file("spectral_count", S_IRUSR | S_IWUSR, 1869 sc->debug.debugfs_phy, sc, &fops_spectral_count); 1870 debugfs_create_file("spectral_period", S_IRUSR | S_IWUSR, 1871 sc->debug.debugfs_phy, sc, &fops_spectral_period); 1872 debugfs_create_file("spectral_fft_period", S_IRUSR | S_IWUSR, 1873 sc->debug.debugfs_phy, sc, 1874 &fops_spectral_fft_period); 1875 debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR, 1876 sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask); 1877 debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR, 1878 sc->debug.debugfs_phy, &sc->sc_ah->gpio_val); 1879 debugfs_create_file("diversity", S_IRUSR | S_IWUSR, 1880 sc->debug.debugfs_phy, sc, &fops_ant_diversity); 1881 debugfs_create_file("antenna_diversity", S_IRUSR, 1882 sc->debug.debugfs_phy, sc, &fops_antenna_diversity); 1883 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT 1884 debugfs_create_file("btcoex", S_IRUSR, sc->debug.debugfs_phy, sc, 1885 &fops_btcoex); 1886 #endif 1887 return 0; 1888 } 1889