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 <asm/unaligned.h> 21 22 #include "ath9k.h" 23 24 #define REG_WRITE_D(_ah, _reg, _val) \ 25 ath9k_hw_common(_ah)->ops->write((_ah), (_val), (_reg)) 26 #define REG_READ_D(_ah, _reg) \ 27 ath9k_hw_common(_ah)->ops->read((_ah), (_reg)) 28 29 30 static ssize_t ath9k_debugfs_read_buf(struct file *file, char __user *user_buf, 31 size_t count, loff_t *ppos) 32 { 33 u8 *buf = file->private_data; 34 return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf)); 35 } 36 37 static int ath9k_debugfs_release_buf(struct inode *inode, struct file *file) 38 { 39 vfree(file->private_data); 40 return 0; 41 } 42 43 #ifdef CONFIG_ATH_DEBUG 44 45 static ssize_t read_file_debug(struct file *file, char __user *user_buf, 46 size_t count, loff_t *ppos) 47 { 48 struct ath_softc *sc = file->private_data; 49 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 50 char buf[32]; 51 unsigned int len; 52 53 len = sprintf(buf, "0x%08x\n", common->debug_mask); 54 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 55 } 56 57 static ssize_t write_file_debug(struct file *file, const char __user *user_buf, 58 size_t count, loff_t *ppos) 59 { 60 struct ath_softc *sc = file->private_data; 61 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 62 unsigned long mask; 63 char buf[32]; 64 ssize_t len; 65 66 len = min(count, sizeof(buf) - 1); 67 if (copy_from_user(buf, user_buf, len)) 68 return -EFAULT; 69 70 buf[len] = '\0'; 71 if (strict_strtoul(buf, 0, &mask)) 72 return -EINVAL; 73 74 common->debug_mask = mask; 75 return count; 76 } 77 78 static const struct file_operations fops_debug = { 79 .read = read_file_debug, 80 .write = write_file_debug, 81 .open = simple_open, 82 .owner = THIS_MODULE, 83 .llseek = default_llseek, 84 }; 85 86 #endif 87 88 #define DMA_BUF_LEN 1024 89 90 static ssize_t read_file_tx_chainmask(struct file *file, char __user *user_buf, 91 size_t count, loff_t *ppos) 92 { 93 struct ath_softc *sc = file->private_data; 94 struct ath_hw *ah = sc->sc_ah; 95 char buf[32]; 96 unsigned int len; 97 98 len = sprintf(buf, "0x%08x\n", ah->txchainmask); 99 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 100 } 101 102 static ssize_t write_file_tx_chainmask(struct file *file, const char __user *user_buf, 103 size_t count, loff_t *ppos) 104 { 105 struct ath_softc *sc = file->private_data; 106 struct ath_hw *ah = sc->sc_ah; 107 unsigned long mask; 108 char buf[32]; 109 ssize_t len; 110 111 len = min(count, sizeof(buf) - 1); 112 if (copy_from_user(buf, user_buf, len)) 113 return -EFAULT; 114 115 buf[len] = '\0'; 116 if (strict_strtoul(buf, 0, &mask)) 117 return -EINVAL; 118 119 ah->txchainmask = mask; 120 ah->caps.tx_chainmask = mask; 121 return count; 122 } 123 124 static const struct file_operations fops_tx_chainmask = { 125 .read = read_file_tx_chainmask, 126 .write = write_file_tx_chainmask, 127 .open = simple_open, 128 .owner = THIS_MODULE, 129 .llseek = default_llseek, 130 }; 131 132 133 static ssize_t read_file_rx_chainmask(struct file *file, char __user *user_buf, 134 size_t count, loff_t *ppos) 135 { 136 struct ath_softc *sc = file->private_data; 137 struct ath_hw *ah = sc->sc_ah; 138 char buf[32]; 139 unsigned int len; 140 141 len = sprintf(buf, "0x%08x\n", ah->rxchainmask); 142 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 143 } 144 145 static ssize_t write_file_rx_chainmask(struct file *file, const char __user *user_buf, 146 size_t count, loff_t *ppos) 147 { 148 struct ath_softc *sc = file->private_data; 149 struct ath_hw *ah = sc->sc_ah; 150 unsigned long mask; 151 char buf[32]; 152 ssize_t len; 153 154 len = min(count, sizeof(buf) - 1); 155 if (copy_from_user(buf, user_buf, len)) 156 return -EFAULT; 157 158 buf[len] = '\0'; 159 if (strict_strtoul(buf, 0, &mask)) 160 return -EINVAL; 161 162 ah->rxchainmask = mask; 163 ah->caps.rx_chainmask = mask; 164 return count; 165 } 166 167 static const struct file_operations fops_rx_chainmask = { 168 .read = read_file_rx_chainmask, 169 .write = write_file_rx_chainmask, 170 .open = simple_open, 171 .owner = THIS_MODULE, 172 .llseek = default_llseek, 173 }; 174 175 static ssize_t read_file_disable_ani(struct file *file, char __user *user_buf, 176 size_t count, loff_t *ppos) 177 { 178 struct ath_softc *sc = file->private_data; 179 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 180 char buf[32]; 181 unsigned int len; 182 183 len = sprintf(buf, "%d\n", common->disable_ani); 184 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 185 } 186 187 static ssize_t write_file_disable_ani(struct file *file, 188 const char __user *user_buf, 189 size_t count, loff_t *ppos) 190 { 191 struct ath_softc *sc = file->private_data; 192 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 193 unsigned long disable_ani; 194 char buf[32]; 195 ssize_t len; 196 197 len = min(count, sizeof(buf) - 1); 198 if (copy_from_user(buf, user_buf, len)) 199 return -EFAULT; 200 201 buf[len] = '\0'; 202 if (strict_strtoul(buf, 0, &disable_ani)) 203 return -EINVAL; 204 205 common->disable_ani = !!disable_ani; 206 207 if (disable_ani) { 208 clear_bit(SC_OP_ANI_RUN, &sc->sc_flags); 209 ath_stop_ani(sc); 210 } else { 211 ath_check_ani(sc); 212 } 213 214 return count; 215 } 216 217 static const struct file_operations fops_disable_ani = { 218 .read = read_file_disable_ani, 219 .write = write_file_disable_ani, 220 .open = simple_open, 221 .owner = THIS_MODULE, 222 .llseek = default_llseek, 223 }; 224 225 static ssize_t read_file_ant_diversity(struct file *file, char __user *user_buf, 226 size_t count, loff_t *ppos) 227 { 228 struct ath_softc *sc = file->private_data; 229 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 230 char buf[32]; 231 unsigned int len; 232 233 len = sprintf(buf, "%d\n", common->antenna_diversity); 234 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 235 } 236 237 static ssize_t write_file_ant_diversity(struct file *file, 238 const char __user *user_buf, 239 size_t count, loff_t *ppos) 240 { 241 struct ath_softc *sc = file->private_data; 242 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 243 unsigned long antenna_diversity; 244 char buf[32]; 245 ssize_t len; 246 247 len = min(count, sizeof(buf) - 1); 248 if (copy_from_user(buf, user_buf, len)) 249 return -EFAULT; 250 251 if (!AR_SREV_9565(sc->sc_ah)) 252 goto exit; 253 254 buf[len] = '\0'; 255 if (strict_strtoul(buf, 0, &antenna_diversity)) 256 return -EINVAL; 257 258 common->antenna_diversity = !!antenna_diversity; 259 ath9k_ps_wakeup(sc); 260 ath_ant_comb_update(sc); 261 ath_dbg(common, CONFIG, "Antenna diversity: %d\n", 262 common->antenna_diversity); 263 ath9k_ps_restore(sc); 264 exit: 265 return count; 266 } 267 268 static const struct file_operations fops_ant_diversity = { 269 .read = read_file_ant_diversity, 270 .write = write_file_ant_diversity, 271 .open = simple_open, 272 .owner = THIS_MODULE, 273 .llseek = default_llseek, 274 }; 275 276 static ssize_t read_file_dma(struct file *file, char __user *user_buf, 277 size_t count, loff_t *ppos) 278 { 279 struct ath_softc *sc = file->private_data; 280 struct ath_hw *ah = sc->sc_ah; 281 char *buf; 282 int retval; 283 unsigned int len = 0; 284 u32 val[ATH9K_NUM_DMA_DEBUG_REGS]; 285 int i, qcuOffset = 0, dcuOffset = 0; 286 u32 *qcuBase = &val[0], *dcuBase = &val[4]; 287 288 buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL); 289 if (!buf) 290 return -ENOMEM; 291 292 ath9k_ps_wakeup(sc); 293 294 REG_WRITE_D(ah, AR_MACMISC, 295 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | 296 (AR_MACMISC_MISC_OBS_BUS_1 << 297 AR_MACMISC_MISC_OBS_BUS_MSB_S))); 298 299 len += snprintf(buf + len, DMA_BUF_LEN - len, 300 "Raw DMA Debug values:\n"); 301 302 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) { 303 if (i % 4 == 0) 304 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); 305 306 val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32))); 307 len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ", 308 i, val[i]); 309 } 310 311 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n"); 312 len += snprintf(buf + len, DMA_BUF_LEN - len, 313 "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); 314 315 for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) { 316 if (i == 8) { 317 qcuOffset = 0; 318 qcuBase++; 319 } 320 321 if (i == 6) { 322 dcuOffset = 0; 323 dcuBase++; 324 } 325 326 len += snprintf(buf + len, DMA_BUF_LEN - len, 327 "%2d %2x %1x %2x %2x\n", 328 i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, 329 (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3), 330 val[2] & (0x7 << (i * 3)) >> (i * 3), 331 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); 332 } 333 334 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); 335 336 len += snprintf(buf + len, DMA_BUF_LEN - len, 337 "qcu_stitch state: %2x qcu_fetch state: %2x\n", 338 (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22); 339 len += snprintf(buf + len, DMA_BUF_LEN - len, 340 "qcu_complete state: %2x dcu_complete state: %2x\n", 341 (val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); 342 len += snprintf(buf + len, DMA_BUF_LEN - len, 343 "dcu_arb state: %2x dcu_fp state: %2x\n", 344 (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27); 345 len += snprintf(buf + len, DMA_BUF_LEN - len, 346 "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n", 347 (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10); 348 len += snprintf(buf + len, DMA_BUF_LEN - len, 349 "txfifo_valid_0: %1d txfifo_valid_1: %1d\n", 350 (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12); 351 len += snprintf(buf + len, DMA_BUF_LEN - len, 352 "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n", 353 (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17); 354 355 len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n", 356 REG_READ_D(ah, AR_OBS_BUS_1)); 357 len += snprintf(buf + len, DMA_BUF_LEN - len, 358 "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR)); 359 360 ath9k_ps_restore(sc); 361 362 if (len > DMA_BUF_LEN) 363 len = DMA_BUF_LEN; 364 365 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 366 kfree(buf); 367 return retval; 368 } 369 370 static const struct file_operations fops_dma = { 371 .read = read_file_dma, 372 .open = simple_open, 373 .owner = THIS_MODULE, 374 .llseek = default_llseek, 375 }; 376 377 378 void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status) 379 { 380 if (status) 381 sc->debug.stats.istats.total++; 382 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { 383 if (status & ATH9K_INT_RXLP) 384 sc->debug.stats.istats.rxlp++; 385 if (status & ATH9K_INT_RXHP) 386 sc->debug.stats.istats.rxhp++; 387 if (status & ATH9K_INT_BB_WATCHDOG) 388 sc->debug.stats.istats.bb_watchdog++; 389 } else { 390 if (status & ATH9K_INT_RX) 391 sc->debug.stats.istats.rxok++; 392 } 393 if (status & ATH9K_INT_RXEOL) 394 sc->debug.stats.istats.rxeol++; 395 if (status & ATH9K_INT_RXORN) 396 sc->debug.stats.istats.rxorn++; 397 if (status & ATH9K_INT_TX) 398 sc->debug.stats.istats.txok++; 399 if (status & ATH9K_INT_TXURN) 400 sc->debug.stats.istats.txurn++; 401 if (status & ATH9K_INT_RXPHY) 402 sc->debug.stats.istats.rxphyerr++; 403 if (status & ATH9K_INT_RXKCM) 404 sc->debug.stats.istats.rx_keycache_miss++; 405 if (status & ATH9K_INT_SWBA) 406 sc->debug.stats.istats.swba++; 407 if (status & ATH9K_INT_BMISS) 408 sc->debug.stats.istats.bmiss++; 409 if (status & ATH9K_INT_BNR) 410 sc->debug.stats.istats.bnr++; 411 if (status & ATH9K_INT_CST) 412 sc->debug.stats.istats.cst++; 413 if (status & ATH9K_INT_GTT) 414 sc->debug.stats.istats.gtt++; 415 if (status & ATH9K_INT_TIM) 416 sc->debug.stats.istats.tim++; 417 if (status & ATH9K_INT_CABEND) 418 sc->debug.stats.istats.cabend++; 419 if (status & ATH9K_INT_DTIMSYNC) 420 sc->debug.stats.istats.dtimsync++; 421 if (status & ATH9K_INT_DTIM) 422 sc->debug.stats.istats.dtim++; 423 if (status & ATH9K_INT_TSFOOR) 424 sc->debug.stats.istats.tsfoor++; 425 if (status & ATH9K_INT_MCI) 426 sc->debug.stats.istats.mci++; 427 if (status & ATH9K_INT_GENTIMER) 428 sc->debug.stats.istats.gen_timer++; 429 } 430 431 static ssize_t read_file_interrupt(struct file *file, char __user *user_buf, 432 size_t count, loff_t *ppos) 433 { 434 struct ath_softc *sc = file->private_data; 435 unsigned int len = 0; 436 int rv; 437 int mxlen = 4000; 438 char *buf = kmalloc(mxlen, GFP_KERNEL); 439 if (!buf) 440 return -ENOMEM; 441 442 #define PR_IS(a, s) \ 443 do { \ 444 len += snprintf(buf + len, mxlen - len, \ 445 "%21s: %10u\n", a, \ 446 sc->debug.stats.istats.s); \ 447 } while (0) 448 449 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { 450 PR_IS("RXLP", rxlp); 451 PR_IS("RXHP", rxhp); 452 PR_IS("WATHDOG", bb_watchdog); 453 } else { 454 PR_IS("RX", rxok); 455 } 456 PR_IS("RXEOL", rxeol); 457 PR_IS("RXORN", rxorn); 458 PR_IS("TX", txok); 459 PR_IS("TXURN", txurn); 460 PR_IS("MIB", mib); 461 PR_IS("RXPHY", rxphyerr); 462 PR_IS("RXKCM", rx_keycache_miss); 463 PR_IS("SWBA", swba); 464 PR_IS("BMISS", bmiss); 465 PR_IS("BNR", bnr); 466 PR_IS("CST", cst); 467 PR_IS("GTT", gtt); 468 PR_IS("TIM", tim); 469 PR_IS("CABEND", cabend); 470 PR_IS("DTIMSYNC", dtimsync); 471 PR_IS("DTIM", dtim); 472 PR_IS("TSFOOR", tsfoor); 473 PR_IS("MCI", mci); 474 PR_IS("GENTIMER", gen_timer); 475 PR_IS("TOTAL", total); 476 477 len += snprintf(buf + len, mxlen - len, 478 "SYNC_CAUSE stats:\n"); 479 480 PR_IS("Sync-All", sync_cause_all); 481 PR_IS("RTC-IRQ", sync_rtc_irq); 482 PR_IS("MAC-IRQ", sync_mac_irq); 483 PR_IS("EEPROM-Illegal-Access", eeprom_illegal_access); 484 PR_IS("APB-Timeout", apb_timeout); 485 PR_IS("PCI-Mode-Conflict", pci_mode_conflict); 486 PR_IS("HOST1-Fatal", host1_fatal); 487 PR_IS("HOST1-Perr", host1_perr); 488 PR_IS("TRCV-FIFO-Perr", trcv_fifo_perr); 489 PR_IS("RADM-CPL-EP", radm_cpl_ep); 490 PR_IS("RADM-CPL-DLLP-Abort", radm_cpl_dllp_abort); 491 PR_IS("RADM-CPL-TLP-Abort", radm_cpl_tlp_abort); 492 PR_IS("RADM-CPL-ECRC-Err", radm_cpl_ecrc_err); 493 PR_IS("RADM-CPL-Timeout", radm_cpl_timeout); 494 PR_IS("Local-Bus-Timeout", local_timeout); 495 PR_IS("PM-Access", pm_access); 496 PR_IS("MAC-Awake", mac_awake); 497 PR_IS("MAC-Asleep", mac_asleep); 498 PR_IS("MAC-Sleep-Access", mac_sleep_access); 499 500 if (len > mxlen) 501 len = mxlen; 502 503 rv = simple_read_from_buffer(user_buf, count, ppos, buf, len); 504 kfree(buf); 505 return rv; 506 } 507 508 static const struct file_operations fops_interrupt = { 509 .read = read_file_interrupt, 510 .open = simple_open, 511 .owner = THIS_MODULE, 512 .llseek = default_llseek, 513 }; 514 515 #define PR_QNUM(_n) sc->tx.txq_map[_n]->axq_qnum 516 #define PR(str, elem) \ 517 do { \ 518 len += snprintf(buf + len, size - len, \ 519 "%s%13u%11u%10u%10u\n", str, \ 520 sc->debug.stats.txstats[PR_QNUM(WME_AC_BE)].elem, \ 521 sc->debug.stats.txstats[PR_QNUM(WME_AC_BK)].elem, \ 522 sc->debug.stats.txstats[PR_QNUM(WME_AC_VI)].elem, \ 523 sc->debug.stats.txstats[PR_QNUM(WME_AC_VO)].elem); \ 524 if (len >= size) \ 525 goto done; \ 526 } while(0) 527 528 #define PRX(str, elem) \ 529 do { \ 530 len += snprintf(buf + len, size - len, \ 531 "%s%13u%11u%10u%10u\n", str, \ 532 (unsigned int)(sc->tx.txq_map[WME_AC_BE]->elem), \ 533 (unsigned int)(sc->tx.txq_map[WME_AC_BK]->elem), \ 534 (unsigned int)(sc->tx.txq_map[WME_AC_VI]->elem), \ 535 (unsigned int)(sc->tx.txq_map[WME_AC_VO]->elem)); \ 536 if (len >= size) \ 537 goto done; \ 538 } while(0) 539 540 #define PRQLE(str, elem) \ 541 do { \ 542 len += snprintf(buf + len, size - len, \ 543 "%s%13i%11i%10i%10i\n", str, \ 544 list_empty(&sc->tx.txq_map[WME_AC_BE]->elem), \ 545 list_empty(&sc->tx.txq_map[WME_AC_BK]->elem), \ 546 list_empty(&sc->tx.txq_map[WME_AC_VI]->elem), \ 547 list_empty(&sc->tx.txq_map[WME_AC_VO]->elem)); \ 548 if (len >= size) \ 549 goto done; \ 550 } while (0) 551 552 static ssize_t read_file_xmit(struct file *file, char __user *user_buf, 553 size_t count, loff_t *ppos) 554 { 555 struct ath_softc *sc = file->private_data; 556 char *buf; 557 unsigned int len = 0, size = 8000; 558 int i; 559 ssize_t retval = 0; 560 char tmp[32]; 561 562 buf = kzalloc(size, GFP_KERNEL); 563 if (buf == NULL) 564 return -ENOMEM; 565 566 len += sprintf(buf, "Num-Tx-Queues: %i tx-queues-setup: 0x%x" 567 " poll-work-seen: %u\n" 568 "%30s %10s%10s%10s\n\n", 569 ATH9K_NUM_TX_QUEUES, sc->tx.txqsetup, 570 sc->tx_complete_poll_work_seen, 571 "BE", "BK", "VI", "VO"); 572 573 PR("MPDUs Queued: ", queued); 574 PR("MPDUs Completed: ", completed); 575 PR("MPDUs XRetried: ", xretries); 576 PR("Aggregates: ", a_aggr); 577 PR("AMPDUs Queued HW:", a_queued_hw); 578 PR("AMPDUs Queued SW:", a_queued_sw); 579 PR("AMPDUs Completed:", a_completed); 580 PR("AMPDUs Retried: ", a_retries); 581 PR("AMPDUs XRetried: ", a_xretries); 582 PR("FIFO Underrun: ", fifo_underrun); 583 PR("TXOP Exceeded: ", xtxop); 584 PR("TXTIMER Expiry: ", timer_exp); 585 PR("DESC CFG Error: ", desc_cfg_err); 586 PR("DATA Underrun: ", data_underrun); 587 PR("DELIM Underrun: ", delim_underrun); 588 PR("TX-Pkts-All: ", tx_pkts_all); 589 PR("TX-Bytes-All: ", tx_bytes_all); 590 PR("hw-put-tx-buf: ", puttxbuf); 591 PR("hw-tx-start: ", txstart); 592 PR("hw-tx-proc-desc: ", txprocdesc); 593 PR("TX-Failed: ", txfailed); 594 len += snprintf(buf + len, size - len, 595 "%s%11p%11p%10p%10p\n", "txq-memory-address:", 596 sc->tx.txq_map[WME_AC_BE], 597 sc->tx.txq_map[WME_AC_BK], 598 sc->tx.txq_map[WME_AC_VI], 599 sc->tx.txq_map[WME_AC_VO]); 600 if (len >= size) 601 goto done; 602 603 PRX("axq-qnum: ", axq_qnum); 604 PRX("axq-depth: ", axq_depth); 605 PRX("axq-ampdu_depth: ", axq_ampdu_depth); 606 PRX("axq-stopped ", stopped); 607 PRX("tx-in-progress ", axq_tx_inprogress); 608 PRX("pending-frames ", pending_frames); 609 PRX("txq_headidx: ", txq_headidx); 610 PRX("txq_tailidx: ", txq_headidx); 611 612 PRQLE("axq_q empty: ", axq_q); 613 PRQLE("axq_acq empty: ", axq_acq); 614 for (i = 0; i < ATH_TXFIFO_DEPTH; i++) { 615 snprintf(tmp, sizeof(tmp) - 1, "txq_fifo[%i] empty: ", i); 616 PRQLE(tmp, txq_fifo[i]); 617 } 618 619 /* Print out more detailed queue-info */ 620 for (i = 0; i <= WME_AC_BK; i++) { 621 struct ath_txq *txq = &(sc->tx.txq[i]); 622 struct ath_atx_ac *ac; 623 struct ath_atx_tid *tid; 624 if (len >= size) 625 goto done; 626 spin_lock_bh(&txq->axq_lock); 627 if (!list_empty(&txq->axq_acq)) { 628 ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac, 629 list); 630 len += snprintf(buf + len, size - len, 631 "txq[%i] first-ac: %p sched: %i\n", 632 i, ac, ac->sched); 633 if (list_empty(&ac->tid_q) || (len >= size)) 634 goto done_for; 635 tid = list_first_entry(&ac->tid_q, struct ath_atx_tid, 636 list); 637 len += snprintf(buf + len, size - len, 638 " first-tid: %p sched: %i paused: %i\n", 639 tid, tid->sched, tid->paused); 640 } 641 done_for: 642 spin_unlock_bh(&txq->axq_lock); 643 } 644 645 done: 646 if (len > size) 647 len = size; 648 649 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 650 kfree(buf); 651 652 return retval; 653 } 654 655 static ssize_t read_file_stations(struct file *file, char __user *user_buf, 656 size_t count, loff_t *ppos) 657 { 658 struct ath_softc *sc = file->private_data; 659 char *buf; 660 unsigned int len = 0, size = 64000; 661 struct ath_node *an = NULL; 662 ssize_t retval = 0; 663 int q; 664 665 buf = kzalloc(size, GFP_KERNEL); 666 if (buf == NULL) 667 return -ENOMEM; 668 669 len += snprintf(buf + len, size - len, 670 "Stations:\n" 671 " tid: addr sched paused buf_q-empty an ac baw\n" 672 " ac: addr sched tid_q-empty txq\n"); 673 674 spin_lock(&sc->nodes_lock); 675 list_for_each_entry(an, &sc->nodes, list) { 676 unsigned short ma = an->maxampdu; 677 if (ma == 0) 678 ma = 65535; /* see ath_lookup_rate */ 679 len += snprintf(buf + len, size - len, 680 "iface: %pM sta: %pM max-ampdu: %hu mpdu-density: %uus\n", 681 an->vif->addr, an->sta->addr, ma, 682 (unsigned int)(an->mpdudensity)); 683 if (len >= size) 684 goto done; 685 686 for (q = 0; q < WME_NUM_TID; q++) { 687 struct ath_atx_tid *tid = &(an->tid[q]); 688 len += snprintf(buf + len, size - len, 689 " tid: %p %s %s %i %p %p %hu\n", 690 tid, tid->sched ? "sched" : "idle", 691 tid->paused ? "paused" : "running", 692 skb_queue_empty(&tid->buf_q), 693 tid->an, tid->ac, tid->baw_size); 694 if (len >= size) 695 goto done; 696 } 697 698 for (q = 0; q < WME_NUM_AC; q++) { 699 struct ath_atx_ac *ac = &(an->ac[q]); 700 len += snprintf(buf + len, size - len, 701 " ac: %p %s %i %p\n", 702 ac, ac->sched ? "sched" : "idle", 703 list_empty(&ac->tid_q), ac->txq); 704 if (len >= size) 705 goto done; 706 } 707 } 708 709 done: 710 spin_unlock(&sc->nodes_lock); 711 if (len > size) 712 len = size; 713 714 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 715 kfree(buf); 716 717 return retval; 718 } 719 720 static ssize_t read_file_misc(struct file *file, char __user *user_buf, 721 size_t count, loff_t *ppos) 722 { 723 struct ath_softc *sc = file->private_data; 724 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 725 struct ieee80211_hw *hw = sc->hw; 726 struct ath9k_vif_iter_data iter_data; 727 char buf[512]; 728 unsigned int len = 0; 729 ssize_t retval = 0; 730 unsigned int reg; 731 u32 rxfilter; 732 733 len += snprintf(buf + len, sizeof(buf) - len, 734 "BSSID: %pM\n", common->curbssid); 735 len += snprintf(buf + len, sizeof(buf) - len, 736 "BSSID-MASK: %pM\n", common->bssidmask); 737 len += snprintf(buf + len, sizeof(buf) - len, 738 "OPMODE: %s\n", ath_opmode_to_string(sc->sc_ah->opmode)); 739 740 ath9k_ps_wakeup(sc); 741 rxfilter = ath9k_hw_getrxfilter(sc->sc_ah); 742 ath9k_ps_restore(sc); 743 744 len += snprintf(buf + len, sizeof(buf) - len, 745 "RXFILTER: 0x%x", rxfilter); 746 747 if (rxfilter & ATH9K_RX_FILTER_UCAST) 748 len += snprintf(buf + len, sizeof(buf) - len, " UCAST"); 749 if (rxfilter & ATH9K_RX_FILTER_MCAST) 750 len += snprintf(buf + len, sizeof(buf) - len, " MCAST"); 751 if (rxfilter & ATH9K_RX_FILTER_BCAST) 752 len += snprintf(buf + len, sizeof(buf) - len, " BCAST"); 753 if (rxfilter & ATH9K_RX_FILTER_CONTROL) 754 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL"); 755 if (rxfilter & ATH9K_RX_FILTER_BEACON) 756 len += snprintf(buf + len, sizeof(buf) - len, " BEACON"); 757 if (rxfilter & ATH9K_RX_FILTER_PROM) 758 len += snprintf(buf + len, sizeof(buf) - len, " PROM"); 759 if (rxfilter & ATH9K_RX_FILTER_PROBEREQ) 760 len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ"); 761 if (rxfilter & ATH9K_RX_FILTER_PHYERR) 762 len += snprintf(buf + len, sizeof(buf) - len, " PHYERR"); 763 if (rxfilter & ATH9K_RX_FILTER_MYBEACON) 764 len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON"); 765 if (rxfilter & ATH9K_RX_FILTER_COMP_BAR) 766 len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR"); 767 if (rxfilter & ATH9K_RX_FILTER_PSPOLL) 768 len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL"); 769 if (rxfilter & ATH9K_RX_FILTER_PHYRADAR) 770 len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR"); 771 if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL) 772 len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL"); 773 if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER) 774 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER"); 775 776 len += snprintf(buf + len, sizeof(buf) - len, "\n"); 777 778 reg = sc->sc_ah->imask; 779 780 len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg); 781 782 if (reg & ATH9K_INT_SWBA) 783 len += snprintf(buf + len, sizeof(buf) - len, " SWBA"); 784 if (reg & ATH9K_INT_BMISS) 785 len += snprintf(buf + len, sizeof(buf) - len, " BMISS"); 786 if (reg & ATH9K_INT_CST) 787 len += snprintf(buf + len, sizeof(buf) - len, " CST"); 788 if (reg & ATH9K_INT_RX) 789 len += snprintf(buf + len, sizeof(buf) - len, " RX"); 790 if (reg & ATH9K_INT_RXHP) 791 len += snprintf(buf + len, sizeof(buf) - len, " RXHP"); 792 if (reg & ATH9K_INT_RXLP) 793 len += snprintf(buf + len, sizeof(buf) - len, " RXLP"); 794 if (reg & ATH9K_INT_BB_WATCHDOG) 795 len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG"); 796 797 len += snprintf(buf + len, sizeof(buf) - len, "\n"); 798 799 ath9k_calculate_iter_data(hw, NULL, &iter_data); 800 801 len += snprintf(buf + len, sizeof(buf) - len, 802 "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i" 803 " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n", 804 iter_data.naps, iter_data.nstations, iter_data.nmeshes, 805 iter_data.nwds, iter_data.nadhocs, 806 sc->nvifs, sc->nbcnvifs); 807 808 if (len > sizeof(buf)) 809 len = sizeof(buf); 810 811 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 812 return retval; 813 } 814 815 static ssize_t read_file_reset(struct file *file, char __user *user_buf, 816 size_t count, loff_t *ppos) 817 { 818 struct ath_softc *sc = file->private_data; 819 char buf[512]; 820 unsigned int len = 0; 821 822 len += snprintf(buf + len, sizeof(buf) - len, 823 "%17s: %2d\n", "Baseband Hang", 824 sc->debug.stats.reset[RESET_TYPE_BB_HANG]); 825 len += snprintf(buf + len, sizeof(buf) - len, 826 "%17s: %2d\n", "Baseband Watchdog", 827 sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]); 828 len += snprintf(buf + len, sizeof(buf) - len, 829 "%17s: %2d\n", "Fatal HW Error", 830 sc->debug.stats.reset[RESET_TYPE_FATAL_INT]); 831 len += snprintf(buf + len, sizeof(buf) - len, 832 "%17s: %2d\n", "TX HW error", 833 sc->debug.stats.reset[RESET_TYPE_TX_ERROR]); 834 len += snprintf(buf + len, sizeof(buf) - len, 835 "%17s: %2d\n", "TX Path Hang", 836 sc->debug.stats.reset[RESET_TYPE_TX_HANG]); 837 len += snprintf(buf + len, sizeof(buf) - len, 838 "%17s: %2d\n", "PLL RX Hang", 839 sc->debug.stats.reset[RESET_TYPE_PLL_HANG]); 840 841 if (len > sizeof(buf)) 842 len = sizeof(buf); 843 844 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 845 } 846 847 void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, 848 struct ath_tx_status *ts, struct ath_txq *txq, 849 unsigned int flags) 850 { 851 #define TX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].ts\ 852 [sc->debug.tsidx].c) 853 int qnum = txq->axq_qnum; 854 855 TX_STAT_INC(qnum, tx_pkts_all); 856 sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len; 857 858 if (bf_isampdu(bf)) { 859 if (flags & ATH_TX_ERROR) 860 TX_STAT_INC(qnum, a_xretries); 861 else 862 TX_STAT_INC(qnum, a_completed); 863 } else { 864 if (ts->ts_status & ATH9K_TXERR_XRETRY) 865 TX_STAT_INC(qnum, xretries); 866 else 867 TX_STAT_INC(qnum, completed); 868 } 869 870 if (ts->ts_status & ATH9K_TXERR_FIFO) 871 TX_STAT_INC(qnum, fifo_underrun); 872 if (ts->ts_status & ATH9K_TXERR_XTXOP) 873 TX_STAT_INC(qnum, xtxop); 874 if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED) 875 TX_STAT_INC(qnum, timer_exp); 876 if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR) 877 TX_STAT_INC(qnum, desc_cfg_err); 878 if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN) 879 TX_STAT_INC(qnum, data_underrun); 880 if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN) 881 TX_STAT_INC(qnum, delim_underrun); 882 883 #ifdef CONFIG_ATH9K_MAC_DEBUG 884 spin_lock(&sc->debug.samp_lock); 885 TX_SAMP_DBG(jiffies) = jiffies; 886 TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0; 887 TX_SAMP_DBG(rssi_ctl1) = ts->ts_rssi_ctl1; 888 TX_SAMP_DBG(rssi_ctl2) = ts->ts_rssi_ctl2; 889 TX_SAMP_DBG(rssi_ext0) = ts->ts_rssi_ext0; 890 TX_SAMP_DBG(rssi_ext1) = ts->ts_rssi_ext1; 891 TX_SAMP_DBG(rssi_ext2) = ts->ts_rssi_ext2; 892 TX_SAMP_DBG(rateindex) = ts->ts_rateindex; 893 TX_SAMP_DBG(isok) = !!(ts->ts_status & ATH9K_TXERR_MASK); 894 TX_SAMP_DBG(rts_fail_cnt) = ts->ts_shortretry; 895 TX_SAMP_DBG(data_fail_cnt) = ts->ts_longretry; 896 TX_SAMP_DBG(rssi) = ts->ts_rssi; 897 TX_SAMP_DBG(tid) = ts->tid; 898 TX_SAMP_DBG(qid) = ts->qid; 899 900 if (ts->ts_flags & ATH9K_TX_BA) { 901 TX_SAMP_DBG(ba_low) = ts->ba_low; 902 TX_SAMP_DBG(ba_high) = ts->ba_high; 903 } else { 904 TX_SAMP_DBG(ba_low) = 0; 905 TX_SAMP_DBG(ba_high) = 0; 906 } 907 908 sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES; 909 spin_unlock(&sc->debug.samp_lock); 910 #endif 911 912 #undef TX_SAMP_DBG 913 } 914 915 static const struct file_operations fops_xmit = { 916 .read = read_file_xmit, 917 .open = simple_open, 918 .owner = THIS_MODULE, 919 .llseek = default_llseek, 920 }; 921 922 static const struct file_operations fops_stations = { 923 .read = read_file_stations, 924 .open = simple_open, 925 .owner = THIS_MODULE, 926 .llseek = default_llseek, 927 }; 928 929 static const struct file_operations fops_misc = { 930 .read = read_file_misc, 931 .open = simple_open, 932 .owner = THIS_MODULE, 933 .llseek = default_llseek, 934 }; 935 936 static const struct file_operations fops_reset = { 937 .read = read_file_reset, 938 .open = simple_open, 939 .owner = THIS_MODULE, 940 .llseek = default_llseek, 941 }; 942 943 static ssize_t read_file_recv(struct file *file, char __user *user_buf, 944 size_t count, loff_t *ppos) 945 { 946 #define PHY_ERR(s, p) \ 947 len += snprintf(buf + len, size - len, "%22s : %10u\n", s, \ 948 sc->debug.stats.rxstats.phy_err_stats[p]); 949 950 #define RXS_ERR(s, e) \ 951 do { \ 952 len += snprintf(buf + len, size - len, \ 953 "%22s : %10u\n", s, \ 954 sc->debug.stats.rxstats.e); \ 955 } while (0) 956 957 struct ath_softc *sc = file->private_data; 958 char *buf; 959 unsigned int len = 0, size = 1600; 960 ssize_t retval = 0; 961 962 buf = kzalloc(size, GFP_KERNEL); 963 if (buf == NULL) 964 return -ENOMEM; 965 966 RXS_ERR("CRC ERR", crc_err); 967 RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err); 968 RXS_ERR("PHY ERR", phy_err); 969 RXS_ERR("MIC ERR", mic_err); 970 RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err); 971 RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err); 972 RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err); 973 RXS_ERR("RX-LENGTH-ERR", rx_len_err); 974 RXS_ERR("RX-OOM-ERR", rx_oom_err); 975 RXS_ERR("RX-RATE-ERR", rx_rate_err); 976 RXS_ERR("RX-DROP-RXFLUSH", rx_drop_rxflush); 977 RXS_ERR("RX-TOO-MANY-FRAGS", rx_too_many_frags_err); 978 979 PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN); 980 PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING); 981 PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY); 982 PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE); 983 PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH); 984 PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR); 985 PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE); 986 PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR); 987 PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING); 988 PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY); 989 PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL); 990 PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL); 991 PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP); 992 PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE); 993 PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART); 994 PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT); 995 PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING); 996 PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC); 997 PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL); 998 PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE); 999 PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART); 1000 PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL); 1001 PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP); 1002 PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR); 1003 PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL); 1004 PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL); 1005 1006 RXS_ERR("RX-Pkts-All", rx_pkts_all); 1007 RXS_ERR("RX-Bytes-All", rx_bytes_all); 1008 RXS_ERR("RX-Beacons", rx_beacons); 1009 RXS_ERR("RX-Frags", rx_frags); 1010 1011 if (len > size) 1012 len = size; 1013 1014 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1015 kfree(buf); 1016 1017 return retval; 1018 1019 #undef RXS_ERR 1020 #undef PHY_ERR 1021 } 1022 1023 void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs) 1024 { 1025 #define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++ 1026 #define RX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].rs\ 1027 [sc->debug.rsidx].c) 1028 1029 RX_STAT_INC(rx_pkts_all); 1030 sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen; 1031 1032 if (rs->rs_status & ATH9K_RXERR_CRC) 1033 RX_STAT_INC(crc_err); 1034 if (rs->rs_status & ATH9K_RXERR_DECRYPT) 1035 RX_STAT_INC(decrypt_crc_err); 1036 if (rs->rs_status & ATH9K_RXERR_MIC) 1037 RX_STAT_INC(mic_err); 1038 if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE) 1039 RX_STAT_INC(pre_delim_crc_err); 1040 if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST) 1041 RX_STAT_INC(post_delim_crc_err); 1042 if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY) 1043 RX_STAT_INC(decrypt_busy_err); 1044 1045 if (rs->rs_status & ATH9K_RXERR_PHY) { 1046 RX_STAT_INC(phy_err); 1047 if (rs->rs_phyerr < ATH9K_PHYERR_MAX) 1048 RX_PHY_ERR_INC(rs->rs_phyerr); 1049 } 1050 1051 #ifdef CONFIG_ATH9K_MAC_DEBUG 1052 spin_lock(&sc->debug.samp_lock); 1053 RX_SAMP_DBG(jiffies) = jiffies; 1054 RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0; 1055 RX_SAMP_DBG(rssi_ctl1) = rs->rs_rssi_ctl1; 1056 RX_SAMP_DBG(rssi_ctl2) = rs->rs_rssi_ctl2; 1057 RX_SAMP_DBG(rssi_ext0) = rs->rs_rssi_ext0; 1058 RX_SAMP_DBG(rssi_ext1) = rs->rs_rssi_ext1; 1059 RX_SAMP_DBG(rssi_ext2) = rs->rs_rssi_ext2; 1060 RX_SAMP_DBG(antenna) = rs->rs_antenna; 1061 RX_SAMP_DBG(rssi) = rs->rs_rssi; 1062 RX_SAMP_DBG(rate) = rs->rs_rate; 1063 RX_SAMP_DBG(is_mybeacon) = rs->is_mybeacon; 1064 1065 sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES; 1066 spin_unlock(&sc->debug.samp_lock); 1067 1068 #endif 1069 1070 #undef RX_PHY_ERR_INC 1071 #undef RX_SAMP_DBG 1072 } 1073 1074 static const struct file_operations fops_recv = { 1075 .read = read_file_recv, 1076 .open = simple_open, 1077 .owner = THIS_MODULE, 1078 .llseek = default_llseek, 1079 }; 1080 1081 static ssize_t read_file_regidx(struct file *file, char __user *user_buf, 1082 size_t count, loff_t *ppos) 1083 { 1084 struct ath_softc *sc = file->private_data; 1085 char buf[32]; 1086 unsigned int len; 1087 1088 len = sprintf(buf, "0x%08x\n", sc->debug.regidx); 1089 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1090 } 1091 1092 static ssize_t write_file_regidx(struct file *file, const char __user *user_buf, 1093 size_t count, loff_t *ppos) 1094 { 1095 struct ath_softc *sc = file->private_data; 1096 unsigned long regidx; 1097 char buf[32]; 1098 ssize_t len; 1099 1100 len = min(count, sizeof(buf) - 1); 1101 if (copy_from_user(buf, user_buf, len)) 1102 return -EFAULT; 1103 1104 buf[len] = '\0'; 1105 if (strict_strtoul(buf, 0, ®idx)) 1106 return -EINVAL; 1107 1108 sc->debug.regidx = regidx; 1109 return count; 1110 } 1111 1112 static const struct file_operations fops_regidx = { 1113 .read = read_file_regidx, 1114 .write = write_file_regidx, 1115 .open = simple_open, 1116 .owner = THIS_MODULE, 1117 .llseek = default_llseek, 1118 }; 1119 1120 static ssize_t read_file_regval(struct file *file, char __user *user_buf, 1121 size_t count, loff_t *ppos) 1122 { 1123 struct ath_softc *sc = file->private_data; 1124 struct ath_hw *ah = sc->sc_ah; 1125 char buf[32]; 1126 unsigned int len; 1127 u32 regval; 1128 1129 ath9k_ps_wakeup(sc); 1130 regval = REG_READ_D(ah, sc->debug.regidx); 1131 ath9k_ps_restore(sc); 1132 len = sprintf(buf, "0x%08x\n", regval); 1133 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1134 } 1135 1136 static ssize_t write_file_regval(struct file *file, const char __user *user_buf, 1137 size_t count, loff_t *ppos) 1138 { 1139 struct ath_softc *sc = file->private_data; 1140 struct ath_hw *ah = sc->sc_ah; 1141 unsigned long regval; 1142 char buf[32]; 1143 ssize_t len; 1144 1145 len = min(count, sizeof(buf) - 1); 1146 if (copy_from_user(buf, user_buf, len)) 1147 return -EFAULT; 1148 1149 buf[len] = '\0'; 1150 if (strict_strtoul(buf, 0, ®val)) 1151 return -EINVAL; 1152 1153 ath9k_ps_wakeup(sc); 1154 REG_WRITE_D(ah, sc->debug.regidx, regval); 1155 ath9k_ps_restore(sc); 1156 return count; 1157 } 1158 1159 static const struct file_operations fops_regval = { 1160 .read = read_file_regval, 1161 .write = write_file_regval, 1162 .open = simple_open, 1163 .owner = THIS_MODULE, 1164 .llseek = default_llseek, 1165 }; 1166 1167 #define REGDUMP_LINE_SIZE 20 1168 1169 static int open_file_regdump(struct inode *inode, struct file *file) 1170 { 1171 struct ath_softc *sc = inode->i_private; 1172 unsigned int len = 0; 1173 u8 *buf; 1174 int i; 1175 unsigned long num_regs, regdump_len, max_reg_offset; 1176 1177 max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500; 1178 num_regs = max_reg_offset / 4 + 1; 1179 regdump_len = num_regs * REGDUMP_LINE_SIZE + 1; 1180 buf = vmalloc(regdump_len); 1181 if (!buf) 1182 return -ENOMEM; 1183 1184 ath9k_ps_wakeup(sc); 1185 for (i = 0; i < num_regs; i++) 1186 len += scnprintf(buf + len, regdump_len - len, 1187 "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2)); 1188 ath9k_ps_restore(sc); 1189 1190 file->private_data = buf; 1191 1192 return 0; 1193 } 1194 1195 static const struct file_operations fops_regdump = { 1196 .open = open_file_regdump, 1197 .read = ath9k_debugfs_read_buf, 1198 .release = ath9k_debugfs_release_buf, 1199 .owner = THIS_MODULE, 1200 .llseek = default_llseek,/* read accesses f_pos */ 1201 }; 1202 1203 static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf, 1204 size_t count, loff_t *ppos) 1205 { 1206 struct ath_softc *sc = file->private_data; 1207 struct ath_hw *ah = sc->sc_ah; 1208 struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist; 1209 struct ath_common *common = ath9k_hw_common(ah); 1210 struct ieee80211_conf *conf = &common->hw->conf; 1211 u32 len = 0, size = 1500; 1212 u32 i, j; 1213 ssize_t retval = 0; 1214 char *buf; 1215 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask; 1216 u8 nread; 1217 1218 buf = kzalloc(size, GFP_KERNEL); 1219 if (!buf) 1220 return -ENOMEM; 1221 1222 len += snprintf(buf + len, size - len, 1223 "Channel Noise Floor : %d\n", ah->noise); 1224 len += snprintf(buf + len, size - len, 1225 "Chain | privNF | # Readings | NF Readings\n"); 1226 for (i = 0; i < NUM_NF_READINGS; i++) { 1227 if (!(chainmask & (1 << i)) || 1228 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf))) 1229 continue; 1230 1231 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount; 1232 len += snprintf(buf + len, size - len, " %d\t %d\t %d\t\t", 1233 i, h[i].privNF, nread); 1234 for (j = 0; j < nread; j++) 1235 len += snprintf(buf + len, size - len, 1236 " %d", h[i].nfCalBuffer[j]); 1237 len += snprintf(buf + len, size - len, "\n"); 1238 } 1239 1240 if (len > size) 1241 len = size; 1242 1243 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1244 kfree(buf); 1245 1246 return retval; 1247 } 1248 1249 static const struct file_operations fops_dump_nfcal = { 1250 .read = read_file_dump_nfcal, 1251 .open = simple_open, 1252 .owner = THIS_MODULE, 1253 .llseek = default_llseek, 1254 }; 1255 1256 static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, 1257 size_t count, loff_t *ppos) 1258 { 1259 struct ath_softc *sc = file->private_data; 1260 struct ath_hw *ah = sc->sc_ah; 1261 u32 len = 0, size = 1500; 1262 ssize_t retval = 0; 1263 char *buf; 1264 1265 buf = kzalloc(size, GFP_KERNEL); 1266 if (!buf) 1267 return -ENOMEM; 1268 1269 len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size); 1270 1271 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1272 kfree(buf); 1273 1274 return retval; 1275 } 1276 1277 static const struct file_operations fops_base_eeprom = { 1278 .read = read_file_base_eeprom, 1279 .open = simple_open, 1280 .owner = THIS_MODULE, 1281 .llseek = default_llseek, 1282 }; 1283 1284 static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf, 1285 size_t count, loff_t *ppos) 1286 { 1287 struct ath_softc *sc = file->private_data; 1288 struct ath_hw *ah = sc->sc_ah; 1289 u32 len = 0, size = 6000; 1290 char *buf; 1291 size_t retval; 1292 1293 buf = kzalloc(size, GFP_KERNEL); 1294 if (buf == NULL) 1295 return -ENOMEM; 1296 1297 len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size); 1298 1299 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1300 kfree(buf); 1301 1302 return retval; 1303 } 1304 1305 static const struct file_operations fops_modal_eeprom = { 1306 .read = read_file_modal_eeprom, 1307 .open = simple_open, 1308 .owner = THIS_MODULE, 1309 .llseek = default_llseek, 1310 }; 1311 1312 #ifdef CONFIG_ATH9K_MAC_DEBUG 1313 1314 void ath9k_debug_samp_bb_mac(struct ath_softc *sc) 1315 { 1316 #define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c) 1317 struct ath_hw *ah = sc->sc_ah; 1318 struct ath_common *common = ath9k_hw_common(ah); 1319 unsigned long flags; 1320 int i; 1321 1322 ath9k_ps_wakeup(sc); 1323 1324 spin_lock_bh(&sc->debug.samp_lock); 1325 1326 spin_lock_irqsave(&common->cc_lock, flags); 1327 ath_hw_cycle_counters_update(common); 1328 1329 ATH_SAMP_DBG(cc.cycles) = common->cc_ani.cycles; 1330 ATH_SAMP_DBG(cc.rx_busy) = common->cc_ani.rx_busy; 1331 ATH_SAMP_DBG(cc.rx_frame) = common->cc_ani.rx_frame; 1332 ATH_SAMP_DBG(cc.tx_frame) = common->cc_ani.tx_frame; 1333 spin_unlock_irqrestore(&common->cc_lock, flags); 1334 1335 ATH_SAMP_DBG(noise) = ah->noise; 1336 1337 REG_WRITE_D(ah, AR_MACMISC, 1338 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | 1339 (AR_MACMISC_MISC_OBS_BUS_1 << 1340 AR_MACMISC_MISC_OBS_BUS_MSB_S))); 1341 1342 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) 1343 ATH_SAMP_DBG(dma_dbg_reg_vals[i]) = REG_READ_D(ah, 1344 AR_DMADBG_0 + (i * sizeof(u32))); 1345 1346 ATH_SAMP_DBG(pcu_obs) = REG_READ_D(ah, AR_OBS_BUS_1); 1347 ATH_SAMP_DBG(pcu_cr) = REG_READ_D(ah, AR_CR); 1348 1349 memcpy(ATH_SAMP_DBG(nfCalHist), sc->caldata.nfCalHist, 1350 sizeof(ATH_SAMP_DBG(nfCalHist))); 1351 1352 sc->debug.sampidx = (sc->debug.sampidx + 1) % ATH_DBG_MAX_SAMPLES; 1353 spin_unlock_bh(&sc->debug.samp_lock); 1354 ath9k_ps_restore(sc); 1355 1356 #undef ATH_SAMP_DBG 1357 } 1358 1359 static int open_file_bb_mac_samps(struct inode *inode, struct file *file) 1360 { 1361 #define ATH_SAMP_DBG(c) bb_mac_samp[sampidx].c 1362 struct ath_softc *sc = inode->i_private; 1363 struct ath_hw *ah = sc->sc_ah; 1364 struct ath_common *common = ath9k_hw_common(ah); 1365 struct ieee80211_conf *conf = &common->hw->conf; 1366 struct ath_dbg_bb_mac_samp *bb_mac_samp; 1367 struct ath9k_nfcal_hist *h; 1368 int i, j, qcuOffset = 0, dcuOffset = 0; 1369 u32 *qcuBase, *dcuBase, size = 30000, len = 0; 1370 u32 sampidx = 0; 1371 u8 *buf; 1372 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask; 1373 u8 nread; 1374 1375 if (test_bit(SC_OP_INVALID, &sc->sc_flags)) 1376 return -EAGAIN; 1377 1378 buf = vmalloc(size); 1379 if (!buf) 1380 return -ENOMEM; 1381 bb_mac_samp = vmalloc(sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES); 1382 if (!bb_mac_samp) { 1383 vfree(buf); 1384 return -ENOMEM; 1385 } 1386 /* Account the current state too */ 1387 ath9k_debug_samp_bb_mac(sc); 1388 1389 spin_lock_bh(&sc->debug.samp_lock); 1390 memcpy(bb_mac_samp, sc->debug.bb_mac_samp, 1391 sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES); 1392 len += snprintf(buf + len, size - len, 1393 "Current Sample Index: %d\n", sc->debug.sampidx); 1394 spin_unlock_bh(&sc->debug.samp_lock); 1395 1396 len += snprintf(buf + len, size - len, 1397 "Raw DMA Debug Dump:\n"); 1398 len += snprintf(buf + len, size - len, "Sample |\t"); 1399 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) 1400 len += snprintf(buf + len, size - len, " DMA Reg%d |\t", i); 1401 len += snprintf(buf + len, size - len, "\n"); 1402 1403 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { 1404 len += snprintf(buf + len, size - len, "%d\t", sampidx); 1405 1406 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) 1407 len += snprintf(buf + len, size - len, " %08x\t", 1408 ATH_SAMP_DBG(dma_dbg_reg_vals[i])); 1409 len += snprintf(buf + len, size - len, "\n"); 1410 } 1411 len += snprintf(buf + len, size - len, "\n"); 1412 1413 len += snprintf(buf + len, size - len, 1414 "Sample Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); 1415 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { 1416 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]); 1417 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]); 1418 1419 for (i = 0; i < ATH9K_NUM_QUEUES; i++, 1420 qcuOffset += 4, dcuOffset += 5) { 1421 if (i == 8) { 1422 qcuOffset = 0; 1423 qcuBase++; 1424 } 1425 1426 if (i == 6) { 1427 dcuOffset = 0; 1428 dcuBase++; 1429 } 1430 if (!sc->debug.stats.txstats[i].queued) 1431 continue; 1432 1433 len += snprintf(buf + len, size - len, 1434 "%4d %7d %2x %1x %2x %2x\n", 1435 sampidx, i, 1436 (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, 1437 (*qcuBase & (0x8 << qcuOffset)) >> 1438 (qcuOffset + 3), 1439 ATH_SAMP_DBG(dma_dbg_reg_vals[2]) & 1440 (0x7 << (i * 3)) >> (i * 3), 1441 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); 1442 } 1443 len += snprintf(buf + len, size - len, "\n"); 1444 } 1445 len += snprintf(buf + len, size - len, 1446 "samp qcu_sh qcu_fh qcu_comp dcu_comp dcu_arb dcu_fp " 1447 "ch_idle_dur ch_idle_dur_val txfifo_val0 txfifo_val1 " 1448 "txfifo_dcu0 txfifo_dcu1 pcu_obs AR_CR\n"); 1449 1450 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { 1451 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]); 1452 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]); 1453 1454 len += snprintf(buf + len, size - len, "%4d %5x %5x ", sampidx, 1455 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x003c0000) >> 18, 1456 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x03c00000) >> 22); 1457 len += snprintf(buf + len, size - len, "%7x %8x ", 1458 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x1c000000) >> 26, 1459 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x3)); 1460 len += snprintf(buf + len, size - len, "%7x %7x ", 1461 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x06000000) >> 25, 1462 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x38000000) >> 27); 1463 len += snprintf(buf + len, size - len, "%7d %12d ", 1464 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x000003fc) >> 2, 1465 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000400) >> 10); 1466 len += snprintf(buf + len, size - len, "%12d %12d ", 1467 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000800) >> 11, 1468 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00001000) >> 12); 1469 len += snprintf(buf + len, size - len, "%12d %12d ", 1470 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x0001e000) >> 13, 1471 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x001e0000) >> 17); 1472 len += snprintf(buf + len, size - len, "0x%07x 0x%07x\n", 1473 ATH_SAMP_DBG(pcu_obs), ATH_SAMP_DBG(pcu_cr)); 1474 } 1475 1476 len += snprintf(buf + len, size - len, 1477 "Sample ChNoise Chain privNF #Reading Readings\n"); 1478 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { 1479 h = ATH_SAMP_DBG(nfCalHist); 1480 if (!ATH_SAMP_DBG(noise)) 1481 continue; 1482 1483 for (i = 0; i < NUM_NF_READINGS; i++) { 1484 if (!(chainmask & (1 << i)) || 1485 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf))) 1486 continue; 1487 1488 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - 1489 h[i].invalidNFcount; 1490 len += snprintf(buf + len, size - len, 1491 "%4d %5d %4d\t %d\t %d\t", 1492 sampidx, ATH_SAMP_DBG(noise), 1493 i, h[i].privNF, nread); 1494 for (j = 0; j < nread; j++) 1495 len += snprintf(buf + len, size - len, 1496 " %d", h[i].nfCalBuffer[j]); 1497 len += snprintf(buf + len, size - len, "\n"); 1498 } 1499 } 1500 len += snprintf(buf + len, size - len, "\nCycle counters:\n" 1501 "Sample Total Rxbusy Rxframes Txframes\n"); 1502 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { 1503 if (!ATH_SAMP_DBG(cc.cycles)) 1504 continue; 1505 len += snprintf(buf + len, size - len, 1506 "%4d %08x %08x %08x %08x\n", 1507 sampidx, ATH_SAMP_DBG(cc.cycles), 1508 ATH_SAMP_DBG(cc.rx_busy), 1509 ATH_SAMP_DBG(cc.rx_frame), 1510 ATH_SAMP_DBG(cc.tx_frame)); 1511 } 1512 1513 len += snprintf(buf + len, size - len, "Tx status Dump :\n"); 1514 len += snprintf(buf + len, size - len, 1515 "Sample rssi:- ctl0 ctl1 ctl2 ext0 ext1 ext2 comb " 1516 "isok rts_fail data_fail rate tid qid " 1517 "ba_low ba_high tx_before(ms)\n"); 1518 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { 1519 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) { 1520 if (!ATH_SAMP_DBG(ts[i].jiffies)) 1521 continue; 1522 len += snprintf(buf + len, size - len, "%-14d" 1523 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-4d %-8d " 1524 "%-9d %-4d %-3d %-3d %08x %08x %-11d\n", 1525 sampidx, 1526 ATH_SAMP_DBG(ts[i].rssi_ctl0), 1527 ATH_SAMP_DBG(ts[i].rssi_ctl1), 1528 ATH_SAMP_DBG(ts[i].rssi_ctl2), 1529 ATH_SAMP_DBG(ts[i].rssi_ext0), 1530 ATH_SAMP_DBG(ts[i].rssi_ext1), 1531 ATH_SAMP_DBG(ts[i].rssi_ext2), 1532 ATH_SAMP_DBG(ts[i].rssi), 1533 ATH_SAMP_DBG(ts[i].isok), 1534 ATH_SAMP_DBG(ts[i].rts_fail_cnt), 1535 ATH_SAMP_DBG(ts[i].data_fail_cnt), 1536 ATH_SAMP_DBG(ts[i].rateindex), 1537 ATH_SAMP_DBG(ts[i].tid), 1538 ATH_SAMP_DBG(ts[i].qid), 1539 ATH_SAMP_DBG(ts[i].ba_low), 1540 ATH_SAMP_DBG(ts[i].ba_high), 1541 jiffies_to_msecs(jiffies - 1542 ATH_SAMP_DBG(ts[i].jiffies))); 1543 } 1544 } 1545 1546 len += snprintf(buf + len, size - len, "Rx status Dump :\n"); 1547 len += snprintf(buf + len, size - len, "Sample rssi:- ctl0 ctl1 ctl2 " 1548 "ext0 ext1 ext2 comb beacon ant rate rx_before(ms)\n"); 1549 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { 1550 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) { 1551 if (!ATH_SAMP_DBG(rs[i].jiffies)) 1552 continue; 1553 len += snprintf(buf + len, size - len, "%-14d" 1554 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-9s %-2d %02x %-13d\n", 1555 sampidx, 1556 ATH_SAMP_DBG(rs[i].rssi_ctl0), 1557 ATH_SAMP_DBG(rs[i].rssi_ctl1), 1558 ATH_SAMP_DBG(rs[i].rssi_ctl2), 1559 ATH_SAMP_DBG(rs[i].rssi_ext0), 1560 ATH_SAMP_DBG(rs[i].rssi_ext1), 1561 ATH_SAMP_DBG(rs[i].rssi_ext2), 1562 ATH_SAMP_DBG(rs[i].rssi), 1563 ATH_SAMP_DBG(rs[i].is_mybeacon) ? 1564 "True" : "False", 1565 ATH_SAMP_DBG(rs[i].antenna), 1566 ATH_SAMP_DBG(rs[i].rate), 1567 jiffies_to_msecs(jiffies - 1568 ATH_SAMP_DBG(rs[i].jiffies))); 1569 } 1570 } 1571 1572 vfree(bb_mac_samp); 1573 file->private_data = buf; 1574 1575 return 0; 1576 #undef ATH_SAMP_DBG 1577 } 1578 1579 static const struct file_operations fops_samps = { 1580 .open = open_file_bb_mac_samps, 1581 .read = ath9k_debugfs_read_buf, 1582 .release = ath9k_debugfs_release_buf, 1583 .owner = THIS_MODULE, 1584 .llseek = default_llseek, 1585 }; 1586 1587 #endif 1588 1589 int ath9k_init_debug(struct ath_hw *ah) 1590 { 1591 struct ath_common *common = ath9k_hw_common(ah); 1592 struct ath_softc *sc = (struct ath_softc *) common->priv; 1593 1594 sc->debug.debugfs_phy = debugfs_create_dir("ath9k", 1595 sc->hw->wiphy->debugfsdir); 1596 if (!sc->debug.debugfs_phy) 1597 return -ENOMEM; 1598 1599 #ifdef CONFIG_ATH_DEBUG 1600 debugfs_create_file("debug", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1601 sc, &fops_debug); 1602 #endif 1603 1604 ath9k_dfs_init_debug(sc); 1605 1606 debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc, 1607 &fops_dma); 1608 debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc, 1609 &fops_interrupt); 1610 debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc, 1611 &fops_xmit); 1612 debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1613 &sc->tx.txq_max_pending[WME_AC_BK]); 1614 debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1615 &sc->tx.txq_max_pending[WME_AC_BE]); 1616 debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1617 &sc->tx.txq_max_pending[WME_AC_VI]); 1618 debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1619 &sc->tx.txq_max_pending[WME_AC_VO]); 1620 debugfs_create_file("stations", S_IRUSR, sc->debug.debugfs_phy, sc, 1621 &fops_stations); 1622 debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc, 1623 &fops_misc); 1624 debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc, 1625 &fops_reset); 1626 debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc, 1627 &fops_recv); 1628 debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR, 1629 sc->debug.debugfs_phy, sc, &fops_rx_chainmask); 1630 debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR, 1631 sc->debug.debugfs_phy, sc, &fops_tx_chainmask); 1632 debugfs_create_file("disable_ani", S_IRUSR | S_IWUSR, 1633 sc->debug.debugfs_phy, sc, &fops_disable_ani); 1634 debugfs_create_bool("paprd", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1635 &sc->sc_ah->config.enable_paprd); 1636 debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1637 sc, &fops_regidx); 1638 debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1639 sc, &fops_regval); 1640 debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR, 1641 sc->debug.debugfs_phy, 1642 &ah->config.cwm_ignore_extcca); 1643 debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc, 1644 &fops_regdump); 1645 debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc, 1646 &fops_dump_nfcal); 1647 debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, 1648 &fops_base_eeprom); 1649 debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, 1650 &fops_modal_eeprom); 1651 #ifdef CONFIG_ATH9K_MAC_DEBUG 1652 debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc, 1653 &fops_samps); 1654 #endif 1655 debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR, 1656 sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask); 1657 debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR, 1658 sc->debug.debugfs_phy, &sc->sc_ah->gpio_val); 1659 debugfs_create_file("diversity", S_IRUSR | S_IWUSR, 1660 sc->debug.debugfs_phy, sc, &fops_ant_diversity); 1661 1662 return 0; 1663 } 1664