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 static int ath9k_debugfs_open(struct inode *inode, struct file *file) 30 { 31 file->private_data = inode->i_private; 32 return 0; 33 } 34 35 static ssize_t ath9k_debugfs_read_buf(struct file *file, char __user *user_buf, 36 size_t count, loff_t *ppos) 37 { 38 u8 *buf = file->private_data; 39 return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf)); 40 } 41 42 static int ath9k_debugfs_release_buf(struct inode *inode, struct file *file) 43 { 44 vfree(file->private_data); 45 return 0; 46 } 47 48 #ifdef CONFIG_ATH_DEBUG 49 50 static ssize_t read_file_debug(struct file *file, char __user *user_buf, 51 size_t count, loff_t *ppos) 52 { 53 struct ath_softc *sc = file->private_data; 54 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 55 char buf[32]; 56 unsigned int len; 57 58 len = sprintf(buf, "0x%08x\n", common->debug_mask); 59 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 60 } 61 62 static ssize_t write_file_debug(struct file *file, const char __user *user_buf, 63 size_t count, loff_t *ppos) 64 { 65 struct ath_softc *sc = file->private_data; 66 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 67 unsigned long mask; 68 char buf[32]; 69 ssize_t len; 70 71 len = min(count, sizeof(buf) - 1); 72 if (copy_from_user(buf, user_buf, len)) 73 return -EFAULT; 74 75 buf[len] = '\0'; 76 if (strict_strtoul(buf, 0, &mask)) 77 return -EINVAL; 78 79 common->debug_mask = mask; 80 return count; 81 } 82 83 static const struct file_operations fops_debug = { 84 .read = read_file_debug, 85 .write = write_file_debug, 86 .open = ath9k_debugfs_open, 87 .owner = THIS_MODULE, 88 .llseek = default_llseek, 89 }; 90 91 #endif 92 93 #define DMA_BUF_LEN 1024 94 95 static ssize_t read_file_tx_chainmask(struct file *file, char __user *user_buf, 96 size_t count, loff_t *ppos) 97 { 98 struct ath_softc *sc = file->private_data; 99 struct ath_hw *ah = sc->sc_ah; 100 char buf[32]; 101 unsigned int len; 102 103 len = sprintf(buf, "0x%08x\n", ah->txchainmask); 104 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 105 } 106 107 static ssize_t write_file_tx_chainmask(struct file *file, const char __user *user_buf, 108 size_t count, loff_t *ppos) 109 { 110 struct ath_softc *sc = file->private_data; 111 struct ath_hw *ah = sc->sc_ah; 112 unsigned long mask; 113 char buf[32]; 114 ssize_t len; 115 116 len = min(count, sizeof(buf) - 1); 117 if (copy_from_user(buf, user_buf, len)) 118 return -EFAULT; 119 120 buf[len] = '\0'; 121 if (strict_strtoul(buf, 0, &mask)) 122 return -EINVAL; 123 124 ah->txchainmask = mask; 125 ah->caps.tx_chainmask = mask; 126 return count; 127 } 128 129 static const struct file_operations fops_tx_chainmask = { 130 .read = read_file_tx_chainmask, 131 .write = write_file_tx_chainmask, 132 .open = ath9k_debugfs_open, 133 .owner = THIS_MODULE, 134 .llseek = default_llseek, 135 }; 136 137 138 static ssize_t read_file_rx_chainmask(struct file *file, char __user *user_buf, 139 size_t count, loff_t *ppos) 140 { 141 struct ath_softc *sc = file->private_data; 142 struct ath_hw *ah = sc->sc_ah; 143 char buf[32]; 144 unsigned int len; 145 146 len = sprintf(buf, "0x%08x\n", ah->rxchainmask); 147 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 148 } 149 150 static ssize_t write_file_rx_chainmask(struct file *file, const char __user *user_buf, 151 size_t count, loff_t *ppos) 152 { 153 struct ath_softc *sc = file->private_data; 154 struct ath_hw *ah = sc->sc_ah; 155 unsigned long mask; 156 char buf[32]; 157 ssize_t len; 158 159 len = min(count, sizeof(buf) - 1); 160 if (copy_from_user(buf, user_buf, len)) 161 return -EFAULT; 162 163 buf[len] = '\0'; 164 if (strict_strtoul(buf, 0, &mask)) 165 return -EINVAL; 166 167 ah->rxchainmask = mask; 168 ah->caps.rx_chainmask = mask; 169 return count; 170 } 171 172 static const struct file_operations fops_rx_chainmask = { 173 .read = read_file_rx_chainmask, 174 .write = write_file_rx_chainmask, 175 .open = ath9k_debugfs_open, 176 .owner = THIS_MODULE, 177 .llseek = default_llseek, 178 }; 179 180 static ssize_t read_file_disable_ani(struct file *file, char __user *user_buf, 181 size_t count, loff_t *ppos) 182 { 183 struct ath_softc *sc = file->private_data; 184 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 185 char buf[32]; 186 unsigned int len; 187 188 len = sprintf(buf, "%d\n", common->disable_ani); 189 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 190 } 191 192 static ssize_t write_file_disable_ani(struct file *file, 193 const char __user *user_buf, 194 size_t count, loff_t *ppos) 195 { 196 struct ath_softc *sc = file->private_data; 197 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 198 unsigned long disable_ani; 199 char buf[32]; 200 ssize_t len; 201 202 len = min(count, sizeof(buf) - 1); 203 if (copy_from_user(buf, user_buf, len)) 204 return -EFAULT; 205 206 buf[len] = '\0'; 207 if (strict_strtoul(buf, 0, &disable_ani)) 208 return -EINVAL; 209 210 common->disable_ani = !!disable_ani; 211 212 if (disable_ani) { 213 sc->sc_flags &= ~SC_OP_ANI_RUN; 214 del_timer_sync(&common->ani.timer); 215 } else { 216 sc->sc_flags |= SC_OP_ANI_RUN; 217 ath_start_ani(common); 218 } 219 220 return count; 221 } 222 223 static const struct file_operations fops_disable_ani = { 224 .read = read_file_disable_ani, 225 .write = write_file_disable_ani, 226 .open = ath9k_debugfs_open, 227 .owner = THIS_MODULE, 228 .llseek = default_llseek, 229 }; 230 231 static ssize_t read_file_dma(struct file *file, char __user *user_buf, 232 size_t count, loff_t *ppos) 233 { 234 struct ath_softc *sc = file->private_data; 235 struct ath_hw *ah = sc->sc_ah; 236 char *buf; 237 int retval; 238 unsigned int len = 0; 239 u32 val[ATH9K_NUM_DMA_DEBUG_REGS]; 240 int i, qcuOffset = 0, dcuOffset = 0; 241 u32 *qcuBase = &val[0], *dcuBase = &val[4]; 242 243 buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL); 244 if (!buf) 245 return -ENOMEM; 246 247 ath9k_ps_wakeup(sc); 248 249 REG_WRITE_D(ah, AR_MACMISC, 250 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | 251 (AR_MACMISC_MISC_OBS_BUS_1 << 252 AR_MACMISC_MISC_OBS_BUS_MSB_S))); 253 254 len += snprintf(buf + len, DMA_BUF_LEN - len, 255 "Raw DMA Debug values:\n"); 256 257 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) { 258 if (i % 4 == 0) 259 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); 260 261 val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32))); 262 len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ", 263 i, val[i]); 264 } 265 266 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n"); 267 len += snprintf(buf + len, DMA_BUF_LEN - len, 268 "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); 269 270 for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) { 271 if (i == 8) { 272 qcuOffset = 0; 273 qcuBase++; 274 } 275 276 if (i == 6) { 277 dcuOffset = 0; 278 dcuBase++; 279 } 280 281 len += snprintf(buf + len, DMA_BUF_LEN - len, 282 "%2d %2x %1x %2x %2x\n", 283 i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, 284 (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3), 285 val[2] & (0x7 << (i * 3)) >> (i * 3), 286 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); 287 } 288 289 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); 290 291 len += snprintf(buf + len, DMA_BUF_LEN - len, 292 "qcu_stitch state: %2x qcu_fetch state: %2x\n", 293 (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22); 294 len += snprintf(buf + len, DMA_BUF_LEN - len, 295 "qcu_complete state: %2x dcu_complete state: %2x\n", 296 (val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); 297 len += snprintf(buf + len, DMA_BUF_LEN - len, 298 "dcu_arb state: %2x dcu_fp state: %2x\n", 299 (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27); 300 len += snprintf(buf + len, DMA_BUF_LEN - len, 301 "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n", 302 (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10); 303 len += snprintf(buf + len, DMA_BUF_LEN - len, 304 "txfifo_valid_0: %1d txfifo_valid_1: %1d\n", 305 (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12); 306 len += snprintf(buf + len, DMA_BUF_LEN - len, 307 "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n", 308 (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17); 309 310 len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n", 311 REG_READ_D(ah, AR_OBS_BUS_1)); 312 len += snprintf(buf + len, DMA_BUF_LEN - len, 313 "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR)); 314 315 ath9k_ps_restore(sc); 316 317 if (len > DMA_BUF_LEN) 318 len = DMA_BUF_LEN; 319 320 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 321 kfree(buf); 322 return retval; 323 } 324 325 static const struct file_operations fops_dma = { 326 .read = read_file_dma, 327 .open = ath9k_debugfs_open, 328 .owner = THIS_MODULE, 329 .llseek = default_llseek, 330 }; 331 332 333 void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status) 334 { 335 if (status) 336 sc->debug.stats.istats.total++; 337 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { 338 if (status & ATH9K_INT_RXLP) 339 sc->debug.stats.istats.rxlp++; 340 if (status & ATH9K_INT_RXHP) 341 sc->debug.stats.istats.rxhp++; 342 if (status & ATH9K_INT_BB_WATCHDOG) 343 sc->debug.stats.istats.bb_watchdog++; 344 } else { 345 if (status & ATH9K_INT_RX) 346 sc->debug.stats.istats.rxok++; 347 } 348 if (status & ATH9K_INT_RXEOL) 349 sc->debug.stats.istats.rxeol++; 350 if (status & ATH9K_INT_RXORN) 351 sc->debug.stats.istats.rxorn++; 352 if (status & ATH9K_INT_TX) 353 sc->debug.stats.istats.txok++; 354 if (status & ATH9K_INT_TXURN) 355 sc->debug.stats.istats.txurn++; 356 if (status & ATH9K_INT_MIB) 357 sc->debug.stats.istats.mib++; 358 if (status & ATH9K_INT_RXPHY) 359 sc->debug.stats.istats.rxphyerr++; 360 if (status & ATH9K_INT_RXKCM) 361 sc->debug.stats.istats.rx_keycache_miss++; 362 if (status & ATH9K_INT_SWBA) 363 sc->debug.stats.istats.swba++; 364 if (status & ATH9K_INT_BMISS) 365 sc->debug.stats.istats.bmiss++; 366 if (status & ATH9K_INT_BNR) 367 sc->debug.stats.istats.bnr++; 368 if (status & ATH9K_INT_CST) 369 sc->debug.stats.istats.cst++; 370 if (status & ATH9K_INT_GTT) 371 sc->debug.stats.istats.gtt++; 372 if (status & ATH9K_INT_TIM) 373 sc->debug.stats.istats.tim++; 374 if (status & ATH9K_INT_CABEND) 375 sc->debug.stats.istats.cabend++; 376 if (status & ATH9K_INT_DTIMSYNC) 377 sc->debug.stats.istats.dtimsync++; 378 if (status & ATH9K_INT_DTIM) 379 sc->debug.stats.istats.dtim++; 380 if (status & ATH9K_INT_TSFOOR) 381 sc->debug.stats.istats.tsfoor++; 382 } 383 384 static ssize_t read_file_interrupt(struct file *file, char __user *user_buf, 385 size_t count, loff_t *ppos) 386 { 387 struct ath_softc *sc = file->private_data; 388 char buf[512]; 389 unsigned int len = 0; 390 391 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { 392 len += snprintf(buf + len, sizeof(buf) - len, 393 "%8s: %10u\n", "RXLP", sc->debug.stats.istats.rxlp); 394 len += snprintf(buf + len, sizeof(buf) - len, 395 "%8s: %10u\n", "RXHP", sc->debug.stats.istats.rxhp); 396 len += snprintf(buf + len, sizeof(buf) - len, 397 "%8s: %10u\n", "WATCHDOG", 398 sc->debug.stats.istats.bb_watchdog); 399 } else { 400 len += snprintf(buf + len, sizeof(buf) - len, 401 "%8s: %10u\n", "RX", sc->debug.stats.istats.rxok); 402 } 403 len += snprintf(buf + len, sizeof(buf) - len, 404 "%8s: %10u\n", "RXEOL", sc->debug.stats.istats.rxeol); 405 len += snprintf(buf + len, sizeof(buf) - len, 406 "%8s: %10u\n", "RXORN", sc->debug.stats.istats.rxorn); 407 len += snprintf(buf + len, sizeof(buf) - len, 408 "%8s: %10u\n", "TX", sc->debug.stats.istats.txok); 409 len += snprintf(buf + len, sizeof(buf) - len, 410 "%8s: %10u\n", "TXURN", sc->debug.stats.istats.txurn); 411 len += snprintf(buf + len, sizeof(buf) - len, 412 "%8s: %10u\n", "MIB", sc->debug.stats.istats.mib); 413 len += snprintf(buf + len, sizeof(buf) - len, 414 "%8s: %10u\n", "RXPHY", sc->debug.stats.istats.rxphyerr); 415 len += snprintf(buf + len, sizeof(buf) - len, 416 "%8s: %10u\n", "RXKCM", sc->debug.stats.istats.rx_keycache_miss); 417 len += snprintf(buf + len, sizeof(buf) - len, 418 "%8s: %10u\n", "SWBA", sc->debug.stats.istats.swba); 419 len += snprintf(buf + len, sizeof(buf) - len, 420 "%8s: %10u\n", "BMISS", sc->debug.stats.istats.bmiss); 421 len += snprintf(buf + len, sizeof(buf) - len, 422 "%8s: %10u\n", "BNR", sc->debug.stats.istats.bnr); 423 len += snprintf(buf + len, sizeof(buf) - len, 424 "%8s: %10u\n", "CST", sc->debug.stats.istats.cst); 425 len += snprintf(buf + len, sizeof(buf) - len, 426 "%8s: %10u\n", "GTT", sc->debug.stats.istats.gtt); 427 len += snprintf(buf + len, sizeof(buf) - len, 428 "%8s: %10u\n", "TIM", sc->debug.stats.istats.tim); 429 len += snprintf(buf + len, sizeof(buf) - len, 430 "%8s: %10u\n", "CABEND", sc->debug.stats.istats.cabend); 431 len += snprintf(buf + len, sizeof(buf) - len, 432 "%8s: %10u\n", "DTIMSYNC", sc->debug.stats.istats.dtimsync); 433 len += snprintf(buf + len, sizeof(buf) - len, 434 "%8s: %10u\n", "DTIM", sc->debug.stats.istats.dtim); 435 len += snprintf(buf + len, sizeof(buf) - len, 436 "%8s: %10u\n", "TSFOOR", sc->debug.stats.istats.tsfoor); 437 len += snprintf(buf + len, sizeof(buf) - len, 438 "%8s: %10u\n", "TOTAL", sc->debug.stats.istats.total); 439 440 441 if (len > sizeof(buf)) 442 len = sizeof(buf); 443 444 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 445 } 446 447 static const struct file_operations fops_interrupt = { 448 .read = read_file_interrupt, 449 .open = ath9k_debugfs_open, 450 .owner = THIS_MODULE, 451 .llseek = default_llseek, 452 }; 453 454 #define PR_QNUM(_n) sc->tx.txq_map[_n]->axq_qnum 455 #define PR(str, elem) \ 456 do { \ 457 len += snprintf(buf + len, size - len, \ 458 "%s%13u%11u%10u%10u\n", str, \ 459 sc->debug.stats.txstats[PR_QNUM(WME_AC_BE)].elem, \ 460 sc->debug.stats.txstats[PR_QNUM(WME_AC_BK)].elem, \ 461 sc->debug.stats.txstats[PR_QNUM(WME_AC_VI)].elem, \ 462 sc->debug.stats.txstats[PR_QNUM(WME_AC_VO)].elem); \ 463 if (len >= size) \ 464 goto done; \ 465 } while(0) 466 467 #define PRX(str, elem) \ 468 do { \ 469 len += snprintf(buf + len, size - len, \ 470 "%s%13u%11u%10u%10u\n", str, \ 471 (unsigned int)(sc->tx.txq_map[WME_AC_BE]->elem), \ 472 (unsigned int)(sc->tx.txq_map[WME_AC_BK]->elem), \ 473 (unsigned int)(sc->tx.txq_map[WME_AC_VI]->elem), \ 474 (unsigned int)(sc->tx.txq_map[WME_AC_VO]->elem)); \ 475 if (len >= size) \ 476 goto done; \ 477 } while(0) 478 479 #define PRQLE(str, elem) \ 480 do { \ 481 len += snprintf(buf + len, size - len, \ 482 "%s%13i%11i%10i%10i\n", str, \ 483 list_empty(&sc->tx.txq_map[WME_AC_BE]->elem), \ 484 list_empty(&sc->tx.txq_map[WME_AC_BK]->elem), \ 485 list_empty(&sc->tx.txq_map[WME_AC_VI]->elem), \ 486 list_empty(&sc->tx.txq_map[WME_AC_VO]->elem)); \ 487 if (len >= size) \ 488 goto done; \ 489 } while (0) 490 491 static ssize_t read_file_xmit(struct file *file, char __user *user_buf, 492 size_t count, loff_t *ppos) 493 { 494 struct ath_softc *sc = file->private_data; 495 char *buf; 496 unsigned int len = 0, size = 8000; 497 int i; 498 ssize_t retval = 0; 499 char tmp[32]; 500 501 buf = kzalloc(size, GFP_KERNEL); 502 if (buf == NULL) 503 return -ENOMEM; 504 505 len += sprintf(buf, "Num-Tx-Queues: %i tx-queues-setup: 0x%x" 506 " poll-work-seen: %u\n" 507 "%30s %10s%10s%10s\n\n", 508 ATH9K_NUM_TX_QUEUES, sc->tx.txqsetup, 509 sc->tx_complete_poll_work_seen, 510 "BE", "BK", "VI", "VO"); 511 512 PR("MPDUs Queued: ", queued); 513 PR("MPDUs Completed: ", completed); 514 PR("MPDUs XRetried: ", xretries); 515 PR("Aggregates: ", a_aggr); 516 PR("AMPDUs Queued HW:", a_queued_hw); 517 PR("AMPDUs Queued SW:", a_queued_sw); 518 PR("AMPDUs Completed:", a_completed); 519 PR("AMPDUs Retried: ", a_retries); 520 PR("AMPDUs XRetried: ", a_xretries); 521 PR("FIFO Underrun: ", fifo_underrun); 522 PR("TXOP Exceeded: ", xtxop); 523 PR("TXTIMER Expiry: ", timer_exp); 524 PR("DESC CFG Error: ", desc_cfg_err); 525 PR("DATA Underrun: ", data_underrun); 526 PR("DELIM Underrun: ", delim_underrun); 527 PR("TX-Pkts-All: ", tx_pkts_all); 528 PR("TX-Bytes-All: ", tx_bytes_all); 529 PR("hw-put-tx-buf: ", puttxbuf); 530 PR("hw-tx-start: ", txstart); 531 PR("hw-tx-proc-desc: ", txprocdesc); 532 len += snprintf(buf + len, size - len, 533 "%s%11p%11p%10p%10p\n", "txq-memory-address:", 534 sc->tx.txq_map[WME_AC_BE], 535 sc->tx.txq_map[WME_AC_BK], 536 sc->tx.txq_map[WME_AC_VI], 537 sc->tx.txq_map[WME_AC_VO]); 538 if (len >= size) 539 goto done; 540 541 PRX("axq-qnum: ", axq_qnum); 542 PRX("axq-depth: ", axq_depth); 543 PRX("axq-ampdu_depth: ", axq_ampdu_depth); 544 PRX("axq-stopped ", stopped); 545 PRX("tx-in-progress ", axq_tx_inprogress); 546 PRX("pending-frames ", pending_frames); 547 PRX("txq_headidx: ", txq_headidx); 548 PRX("txq_tailidx: ", txq_headidx); 549 550 PRQLE("axq_q empty: ", axq_q); 551 PRQLE("axq_acq empty: ", axq_acq); 552 for (i = 0; i < ATH_TXFIFO_DEPTH; i++) { 553 snprintf(tmp, sizeof(tmp) - 1, "txq_fifo[%i] empty: ", i); 554 PRQLE(tmp, txq_fifo[i]); 555 } 556 557 /* Print out more detailed queue-info */ 558 for (i = 0; i <= WME_AC_BK; i++) { 559 struct ath_txq *txq = &(sc->tx.txq[i]); 560 struct ath_atx_ac *ac; 561 struct ath_atx_tid *tid; 562 if (len >= size) 563 goto done; 564 spin_lock_bh(&txq->axq_lock); 565 if (!list_empty(&txq->axq_acq)) { 566 ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac, 567 list); 568 len += snprintf(buf + len, size - len, 569 "txq[%i] first-ac: %p sched: %i\n", 570 i, ac, ac->sched); 571 if (list_empty(&ac->tid_q) || (len >= size)) 572 goto done_for; 573 tid = list_first_entry(&ac->tid_q, struct ath_atx_tid, 574 list); 575 len += snprintf(buf + len, size - len, 576 " first-tid: %p sched: %i paused: %i\n", 577 tid, tid->sched, tid->paused); 578 } 579 done_for: 580 spin_unlock_bh(&txq->axq_lock); 581 } 582 583 done: 584 if (len > size) 585 len = size; 586 587 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 588 kfree(buf); 589 590 return retval; 591 } 592 593 static ssize_t read_file_stations(struct file *file, char __user *user_buf, 594 size_t count, loff_t *ppos) 595 { 596 struct ath_softc *sc = file->private_data; 597 char *buf; 598 unsigned int len = 0, size = 64000; 599 struct ath_node *an = NULL; 600 ssize_t retval = 0; 601 int q; 602 603 buf = kzalloc(size, GFP_KERNEL); 604 if (buf == NULL) 605 return -ENOMEM; 606 607 len += snprintf(buf + len, size - len, 608 "Stations:\n" 609 " tid: addr sched paused buf_q-empty an ac baw\n" 610 " ac: addr sched tid_q-empty txq\n"); 611 612 spin_lock(&sc->nodes_lock); 613 list_for_each_entry(an, &sc->nodes, list) { 614 unsigned short ma = an->maxampdu; 615 if (ma == 0) 616 ma = 65535; /* see ath_lookup_rate */ 617 len += snprintf(buf + len, size - len, 618 "iface: %pM sta: %pM max-ampdu: %hu mpdu-density: %uus\n", 619 an->vif->addr, an->sta->addr, ma, 620 (unsigned int)(an->mpdudensity)); 621 if (len >= size) 622 goto done; 623 624 for (q = 0; q < WME_NUM_TID; q++) { 625 struct ath_atx_tid *tid = &(an->tid[q]); 626 len += snprintf(buf + len, size - len, 627 " tid: %p %s %s %i %p %p %hu\n", 628 tid, tid->sched ? "sched" : "idle", 629 tid->paused ? "paused" : "running", 630 skb_queue_empty(&tid->buf_q), 631 tid->an, tid->ac, tid->baw_size); 632 if (len >= size) 633 goto done; 634 } 635 636 for (q = 0; q < WME_NUM_AC; q++) { 637 struct ath_atx_ac *ac = &(an->ac[q]); 638 len += snprintf(buf + len, size - len, 639 " ac: %p %s %i %p\n", 640 ac, ac->sched ? "sched" : "idle", 641 list_empty(&ac->tid_q), ac->txq); 642 if (len >= size) 643 goto done; 644 } 645 } 646 647 done: 648 spin_unlock(&sc->nodes_lock); 649 if (len > size) 650 len = size; 651 652 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 653 kfree(buf); 654 655 return retval; 656 } 657 658 static ssize_t read_file_misc(struct file *file, char __user *user_buf, 659 size_t count, loff_t *ppos) 660 { 661 struct ath_softc *sc = file->private_data; 662 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 663 struct ieee80211_hw *hw = sc->hw; 664 struct ath9k_vif_iter_data iter_data; 665 char buf[512]; 666 unsigned int len = 0; 667 ssize_t retval = 0; 668 unsigned int reg; 669 u32 rxfilter; 670 671 len += snprintf(buf + len, sizeof(buf) - len, 672 "BSSID: %pM\n", common->curbssid); 673 len += snprintf(buf + len, sizeof(buf) - len, 674 "BSSID-MASK: %pM\n", common->bssidmask); 675 len += snprintf(buf + len, sizeof(buf) - len, 676 "OPMODE: %s\n", ath_opmode_to_string(sc->sc_ah->opmode)); 677 678 ath9k_ps_wakeup(sc); 679 rxfilter = ath9k_hw_getrxfilter(sc->sc_ah); 680 ath9k_ps_restore(sc); 681 682 len += snprintf(buf + len, sizeof(buf) - len, 683 "RXFILTER: 0x%x", rxfilter); 684 685 if (rxfilter & ATH9K_RX_FILTER_UCAST) 686 len += snprintf(buf + len, sizeof(buf) - len, " UCAST"); 687 if (rxfilter & ATH9K_RX_FILTER_MCAST) 688 len += snprintf(buf + len, sizeof(buf) - len, " MCAST"); 689 if (rxfilter & ATH9K_RX_FILTER_BCAST) 690 len += snprintf(buf + len, sizeof(buf) - len, " BCAST"); 691 if (rxfilter & ATH9K_RX_FILTER_CONTROL) 692 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL"); 693 if (rxfilter & ATH9K_RX_FILTER_BEACON) 694 len += snprintf(buf + len, sizeof(buf) - len, " BEACON"); 695 if (rxfilter & ATH9K_RX_FILTER_PROM) 696 len += snprintf(buf + len, sizeof(buf) - len, " PROM"); 697 if (rxfilter & ATH9K_RX_FILTER_PROBEREQ) 698 len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ"); 699 if (rxfilter & ATH9K_RX_FILTER_PHYERR) 700 len += snprintf(buf + len, sizeof(buf) - len, " PHYERR"); 701 if (rxfilter & ATH9K_RX_FILTER_MYBEACON) 702 len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON"); 703 if (rxfilter & ATH9K_RX_FILTER_COMP_BAR) 704 len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR"); 705 if (rxfilter & ATH9K_RX_FILTER_PSPOLL) 706 len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL"); 707 if (rxfilter & ATH9K_RX_FILTER_PHYRADAR) 708 len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR"); 709 if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL) 710 len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL"); 711 if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER) 712 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER"); 713 714 len += snprintf(buf + len, sizeof(buf) - len, "\n"); 715 716 reg = sc->sc_ah->imask; 717 718 len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg); 719 720 if (reg & ATH9K_INT_SWBA) 721 len += snprintf(buf + len, sizeof(buf) - len, " SWBA"); 722 if (reg & ATH9K_INT_BMISS) 723 len += snprintf(buf + len, sizeof(buf) - len, " BMISS"); 724 if (reg & ATH9K_INT_CST) 725 len += snprintf(buf + len, sizeof(buf) - len, " CST"); 726 if (reg & ATH9K_INT_RX) 727 len += snprintf(buf + len, sizeof(buf) - len, " RX"); 728 if (reg & ATH9K_INT_RXHP) 729 len += snprintf(buf + len, sizeof(buf) - len, " RXHP"); 730 if (reg & ATH9K_INT_RXLP) 731 len += snprintf(buf + len, sizeof(buf) - len, " RXLP"); 732 if (reg & ATH9K_INT_BB_WATCHDOG) 733 len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG"); 734 735 len += snprintf(buf + len, sizeof(buf) - len, "\n"); 736 737 ath9k_calculate_iter_data(hw, NULL, &iter_data); 738 739 len += snprintf(buf + len, sizeof(buf) - len, 740 "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i" 741 " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n", 742 iter_data.naps, iter_data.nstations, iter_data.nmeshes, 743 iter_data.nwds, iter_data.nadhocs, 744 sc->nvifs, sc->nbcnvifs); 745 746 if (len > sizeof(buf)) 747 len = sizeof(buf); 748 749 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 750 return retval; 751 } 752 753 static ssize_t read_file_reset(struct file *file, char __user *user_buf, 754 size_t count, loff_t *ppos) 755 { 756 struct ath_softc *sc = file->private_data; 757 char buf[512]; 758 unsigned int len = 0; 759 760 len += snprintf(buf + len, sizeof(buf) - len, 761 "%17s: %2d\n", "Baseband Hang", 762 sc->debug.stats.reset[RESET_TYPE_BB_HANG]); 763 len += snprintf(buf + len, sizeof(buf) - len, 764 "%17s: %2d\n", "Baseband Watchdog", 765 sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]); 766 len += snprintf(buf + len, sizeof(buf) - len, 767 "%17s: %2d\n", "Fatal HW Error", 768 sc->debug.stats.reset[RESET_TYPE_FATAL_INT]); 769 len += snprintf(buf + len, sizeof(buf) - len, 770 "%17s: %2d\n", "TX HW error", 771 sc->debug.stats.reset[RESET_TYPE_TX_ERROR]); 772 len += snprintf(buf + len, sizeof(buf) - len, 773 "%17s: %2d\n", "TX Path Hang", 774 sc->debug.stats.reset[RESET_TYPE_TX_HANG]); 775 len += snprintf(buf + len, sizeof(buf) - len, 776 "%17s: %2d\n", "PLL RX Hang", 777 sc->debug.stats.reset[RESET_TYPE_PLL_HANG]); 778 779 if (len > sizeof(buf)) 780 len = sizeof(buf); 781 782 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 783 } 784 785 void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, 786 struct ath_tx_status *ts, struct ath_txq *txq, 787 unsigned int flags) 788 { 789 #define TX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].ts\ 790 [sc->debug.tsidx].c) 791 int qnum = txq->axq_qnum; 792 793 TX_STAT_INC(qnum, tx_pkts_all); 794 sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len; 795 796 if (bf_isampdu(bf)) { 797 if (flags & ATH_TX_ERROR) 798 TX_STAT_INC(qnum, a_xretries); 799 else 800 TX_STAT_INC(qnum, a_completed); 801 } else { 802 if (ts->ts_status & ATH9K_TXERR_XRETRY) 803 TX_STAT_INC(qnum, xretries); 804 else 805 TX_STAT_INC(qnum, completed); 806 } 807 808 if (ts->ts_status & ATH9K_TXERR_FIFO) 809 TX_STAT_INC(qnum, fifo_underrun); 810 if (ts->ts_status & ATH9K_TXERR_XTXOP) 811 TX_STAT_INC(qnum, xtxop); 812 if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED) 813 TX_STAT_INC(qnum, timer_exp); 814 if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR) 815 TX_STAT_INC(qnum, desc_cfg_err); 816 if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN) 817 TX_STAT_INC(qnum, data_underrun); 818 if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN) 819 TX_STAT_INC(qnum, delim_underrun); 820 821 #ifdef CONFIG_ATH9K_MAC_DEBUG 822 spin_lock(&sc->debug.samp_lock); 823 TX_SAMP_DBG(jiffies) = jiffies; 824 TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0; 825 TX_SAMP_DBG(rssi_ctl1) = ts->ts_rssi_ctl1; 826 TX_SAMP_DBG(rssi_ctl2) = ts->ts_rssi_ctl2; 827 TX_SAMP_DBG(rssi_ext0) = ts->ts_rssi_ext0; 828 TX_SAMP_DBG(rssi_ext1) = ts->ts_rssi_ext1; 829 TX_SAMP_DBG(rssi_ext2) = ts->ts_rssi_ext2; 830 TX_SAMP_DBG(rateindex) = ts->ts_rateindex; 831 TX_SAMP_DBG(isok) = !!(ts->ts_status & ATH9K_TXERR_MASK); 832 TX_SAMP_DBG(rts_fail_cnt) = ts->ts_shortretry; 833 TX_SAMP_DBG(data_fail_cnt) = ts->ts_longretry; 834 TX_SAMP_DBG(rssi) = ts->ts_rssi; 835 TX_SAMP_DBG(tid) = ts->tid; 836 TX_SAMP_DBG(qid) = ts->qid; 837 838 if (ts->ts_flags & ATH9K_TX_BA) { 839 TX_SAMP_DBG(ba_low) = ts->ba_low; 840 TX_SAMP_DBG(ba_high) = ts->ba_high; 841 } else { 842 TX_SAMP_DBG(ba_low) = 0; 843 TX_SAMP_DBG(ba_high) = 0; 844 } 845 846 sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES; 847 spin_unlock(&sc->debug.samp_lock); 848 #endif 849 850 #undef TX_SAMP_DBG 851 } 852 853 static const struct file_operations fops_xmit = { 854 .read = read_file_xmit, 855 .open = ath9k_debugfs_open, 856 .owner = THIS_MODULE, 857 .llseek = default_llseek, 858 }; 859 860 static const struct file_operations fops_stations = { 861 .read = read_file_stations, 862 .open = ath9k_debugfs_open, 863 .owner = THIS_MODULE, 864 .llseek = default_llseek, 865 }; 866 867 static const struct file_operations fops_misc = { 868 .read = read_file_misc, 869 .open = ath9k_debugfs_open, 870 .owner = THIS_MODULE, 871 .llseek = default_llseek, 872 }; 873 874 static const struct file_operations fops_reset = { 875 .read = read_file_reset, 876 .open = ath9k_debugfs_open, 877 .owner = THIS_MODULE, 878 .llseek = default_llseek, 879 }; 880 881 static ssize_t read_file_recv(struct file *file, char __user *user_buf, 882 size_t count, loff_t *ppos) 883 { 884 #define PHY_ERR(s, p) \ 885 len += snprintf(buf + len, size - len, "%22s : %10u\n", s, \ 886 sc->debug.stats.rxstats.phy_err_stats[p]); 887 888 struct ath_softc *sc = file->private_data; 889 char *buf; 890 unsigned int len = 0, size = 1600; 891 ssize_t retval = 0; 892 893 buf = kzalloc(size, GFP_KERNEL); 894 if (buf == NULL) 895 return -ENOMEM; 896 897 len += snprintf(buf + len, size - len, 898 "%22s : %10u\n", "CRC ERR", 899 sc->debug.stats.rxstats.crc_err); 900 len += snprintf(buf + len, size - len, 901 "%22s : %10u\n", "DECRYPT CRC ERR", 902 sc->debug.stats.rxstats.decrypt_crc_err); 903 len += snprintf(buf + len, size - len, 904 "%22s : %10u\n", "PHY ERR", 905 sc->debug.stats.rxstats.phy_err); 906 len += snprintf(buf + len, size - len, 907 "%22s : %10u\n", "MIC ERR", 908 sc->debug.stats.rxstats.mic_err); 909 len += snprintf(buf + len, size - len, 910 "%22s : %10u\n", "PRE-DELIM CRC ERR", 911 sc->debug.stats.rxstats.pre_delim_crc_err); 912 len += snprintf(buf + len, size - len, 913 "%22s : %10u\n", "POST-DELIM CRC ERR", 914 sc->debug.stats.rxstats.post_delim_crc_err); 915 len += snprintf(buf + len, size - len, 916 "%22s : %10u\n", "DECRYPT BUSY ERR", 917 sc->debug.stats.rxstats.decrypt_busy_err); 918 919 PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN); 920 PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING); 921 PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY); 922 PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE); 923 PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH); 924 PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR); 925 PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE); 926 PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR); 927 PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING); 928 PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY); 929 PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL); 930 PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL); 931 PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP); 932 PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE); 933 PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART); 934 PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT); 935 PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING); 936 PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC); 937 PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL); 938 PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE); 939 PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART); 940 PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL); 941 PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP); 942 PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR); 943 PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL); 944 PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL); 945 946 len += snprintf(buf + len, size - len, 947 "%22s : %10u\n", "RX-Pkts-All", 948 sc->debug.stats.rxstats.rx_pkts_all); 949 len += snprintf(buf + len, size - len, 950 "%22s : %10u\n", "RX-Bytes-All", 951 sc->debug.stats.rxstats.rx_bytes_all); 952 953 if (len > size) 954 len = size; 955 956 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 957 kfree(buf); 958 959 return retval; 960 961 #undef PHY_ERR 962 } 963 964 void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs) 965 { 966 #define RX_STAT_INC(c) sc->debug.stats.rxstats.c++ 967 #define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++ 968 #define RX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].rs\ 969 [sc->debug.rsidx].c) 970 971 RX_STAT_INC(rx_pkts_all); 972 sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen; 973 974 if (rs->rs_status & ATH9K_RXERR_CRC) 975 RX_STAT_INC(crc_err); 976 if (rs->rs_status & ATH9K_RXERR_DECRYPT) 977 RX_STAT_INC(decrypt_crc_err); 978 if (rs->rs_status & ATH9K_RXERR_MIC) 979 RX_STAT_INC(mic_err); 980 if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE) 981 RX_STAT_INC(pre_delim_crc_err); 982 if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST) 983 RX_STAT_INC(post_delim_crc_err); 984 if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY) 985 RX_STAT_INC(decrypt_busy_err); 986 987 if (rs->rs_status & ATH9K_RXERR_PHY) { 988 RX_STAT_INC(phy_err); 989 if (rs->rs_phyerr < ATH9K_PHYERR_MAX) 990 RX_PHY_ERR_INC(rs->rs_phyerr); 991 } 992 993 #ifdef CONFIG_ATH9K_MAC_DEBUG 994 spin_lock(&sc->debug.samp_lock); 995 RX_SAMP_DBG(jiffies) = jiffies; 996 RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0; 997 RX_SAMP_DBG(rssi_ctl1) = rs->rs_rssi_ctl1; 998 RX_SAMP_DBG(rssi_ctl2) = rs->rs_rssi_ctl2; 999 RX_SAMP_DBG(rssi_ext0) = rs->rs_rssi_ext0; 1000 RX_SAMP_DBG(rssi_ext1) = rs->rs_rssi_ext1; 1001 RX_SAMP_DBG(rssi_ext2) = rs->rs_rssi_ext2; 1002 RX_SAMP_DBG(antenna) = rs->rs_antenna; 1003 RX_SAMP_DBG(rssi) = rs->rs_rssi; 1004 RX_SAMP_DBG(rate) = rs->rs_rate; 1005 RX_SAMP_DBG(is_mybeacon) = rs->is_mybeacon; 1006 1007 sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES; 1008 spin_unlock(&sc->debug.samp_lock); 1009 1010 #endif 1011 1012 #undef RX_STAT_INC 1013 #undef RX_PHY_ERR_INC 1014 #undef RX_SAMP_DBG 1015 } 1016 1017 static const struct file_operations fops_recv = { 1018 .read = read_file_recv, 1019 .open = ath9k_debugfs_open, 1020 .owner = THIS_MODULE, 1021 .llseek = default_llseek, 1022 }; 1023 1024 static ssize_t read_file_regidx(struct file *file, char __user *user_buf, 1025 size_t count, loff_t *ppos) 1026 { 1027 struct ath_softc *sc = file->private_data; 1028 char buf[32]; 1029 unsigned int len; 1030 1031 len = sprintf(buf, "0x%08x\n", sc->debug.regidx); 1032 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1033 } 1034 1035 static ssize_t write_file_regidx(struct file *file, const char __user *user_buf, 1036 size_t count, loff_t *ppos) 1037 { 1038 struct ath_softc *sc = file->private_data; 1039 unsigned long regidx; 1040 char buf[32]; 1041 ssize_t len; 1042 1043 len = min(count, sizeof(buf) - 1); 1044 if (copy_from_user(buf, user_buf, len)) 1045 return -EFAULT; 1046 1047 buf[len] = '\0'; 1048 if (strict_strtoul(buf, 0, ®idx)) 1049 return -EINVAL; 1050 1051 sc->debug.regidx = regidx; 1052 return count; 1053 } 1054 1055 static const struct file_operations fops_regidx = { 1056 .read = read_file_regidx, 1057 .write = write_file_regidx, 1058 .open = ath9k_debugfs_open, 1059 .owner = THIS_MODULE, 1060 .llseek = default_llseek, 1061 }; 1062 1063 static ssize_t read_file_regval(struct file *file, char __user *user_buf, 1064 size_t count, loff_t *ppos) 1065 { 1066 struct ath_softc *sc = file->private_data; 1067 struct ath_hw *ah = sc->sc_ah; 1068 char buf[32]; 1069 unsigned int len; 1070 u32 regval; 1071 1072 ath9k_ps_wakeup(sc); 1073 regval = REG_READ_D(ah, sc->debug.regidx); 1074 ath9k_ps_restore(sc); 1075 len = sprintf(buf, "0x%08x\n", regval); 1076 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1077 } 1078 1079 static ssize_t write_file_regval(struct file *file, const char __user *user_buf, 1080 size_t count, loff_t *ppos) 1081 { 1082 struct ath_softc *sc = file->private_data; 1083 struct ath_hw *ah = sc->sc_ah; 1084 unsigned long regval; 1085 char buf[32]; 1086 ssize_t len; 1087 1088 len = min(count, sizeof(buf) - 1); 1089 if (copy_from_user(buf, user_buf, len)) 1090 return -EFAULT; 1091 1092 buf[len] = '\0'; 1093 if (strict_strtoul(buf, 0, ®val)) 1094 return -EINVAL; 1095 1096 ath9k_ps_wakeup(sc); 1097 REG_WRITE_D(ah, sc->debug.regidx, regval); 1098 ath9k_ps_restore(sc); 1099 return count; 1100 } 1101 1102 static const struct file_operations fops_regval = { 1103 .read = read_file_regval, 1104 .write = write_file_regval, 1105 .open = ath9k_debugfs_open, 1106 .owner = THIS_MODULE, 1107 .llseek = default_llseek, 1108 }; 1109 1110 #define REGDUMP_LINE_SIZE 20 1111 1112 static int open_file_regdump(struct inode *inode, struct file *file) 1113 { 1114 struct ath_softc *sc = inode->i_private; 1115 unsigned int len = 0; 1116 u8 *buf; 1117 int i; 1118 unsigned long num_regs, regdump_len, max_reg_offset; 1119 1120 max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500; 1121 num_regs = max_reg_offset / 4 + 1; 1122 regdump_len = num_regs * REGDUMP_LINE_SIZE + 1; 1123 buf = vmalloc(regdump_len); 1124 if (!buf) 1125 return -ENOMEM; 1126 1127 ath9k_ps_wakeup(sc); 1128 for (i = 0; i < num_regs; i++) 1129 len += scnprintf(buf + len, regdump_len - len, 1130 "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2)); 1131 ath9k_ps_restore(sc); 1132 1133 file->private_data = buf; 1134 1135 return 0; 1136 } 1137 1138 static const struct file_operations fops_regdump = { 1139 .open = open_file_regdump, 1140 .read = ath9k_debugfs_read_buf, 1141 .release = ath9k_debugfs_release_buf, 1142 .owner = THIS_MODULE, 1143 .llseek = default_llseek,/* read accesses f_pos */ 1144 }; 1145 1146 static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf, 1147 size_t count, loff_t *ppos) 1148 { 1149 struct ath_softc *sc = file->private_data; 1150 struct ath_hw *ah = sc->sc_ah; 1151 struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist; 1152 struct ath_common *common = ath9k_hw_common(ah); 1153 struct ieee80211_conf *conf = &common->hw->conf; 1154 u32 len = 0, size = 1500; 1155 u32 i, j; 1156 ssize_t retval = 0; 1157 char *buf; 1158 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask; 1159 u8 nread; 1160 1161 buf = kzalloc(size, GFP_KERNEL); 1162 if (!buf) 1163 return -ENOMEM; 1164 1165 len += snprintf(buf + len, size - len, 1166 "Channel Noise Floor : %d\n", ah->noise); 1167 len += snprintf(buf + len, size - len, 1168 "Chain | privNF | # Readings | NF Readings\n"); 1169 for (i = 0; i < NUM_NF_READINGS; i++) { 1170 if (!(chainmask & (1 << i)) || 1171 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf))) 1172 continue; 1173 1174 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount; 1175 len += snprintf(buf + len, size - len, " %d\t %d\t %d\t\t", 1176 i, h[i].privNF, nread); 1177 for (j = 0; j < nread; j++) 1178 len += snprintf(buf + len, size - len, 1179 " %d", h[i].nfCalBuffer[j]); 1180 len += snprintf(buf + len, size - len, "\n"); 1181 } 1182 1183 if (len > size) 1184 len = size; 1185 1186 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1187 kfree(buf); 1188 1189 return retval; 1190 } 1191 1192 static const struct file_operations fops_dump_nfcal = { 1193 .read = read_file_dump_nfcal, 1194 .open = ath9k_debugfs_open, 1195 .owner = THIS_MODULE, 1196 .llseek = default_llseek, 1197 }; 1198 1199 static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, 1200 size_t count, loff_t *ppos) 1201 { 1202 struct ath_softc *sc = file->private_data; 1203 struct ath_hw *ah = sc->sc_ah; 1204 u32 len = 0, size = 1500; 1205 ssize_t retval = 0; 1206 char *buf; 1207 1208 buf = kzalloc(size, GFP_KERNEL); 1209 if (!buf) 1210 return -ENOMEM; 1211 1212 len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size); 1213 1214 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1215 kfree(buf); 1216 1217 return retval; 1218 } 1219 1220 static const struct file_operations fops_base_eeprom = { 1221 .read = read_file_base_eeprom, 1222 .open = ath9k_debugfs_open, 1223 .owner = THIS_MODULE, 1224 .llseek = default_llseek, 1225 }; 1226 1227 static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf, 1228 size_t count, loff_t *ppos) 1229 { 1230 struct ath_softc *sc = file->private_data; 1231 struct ath_hw *ah = sc->sc_ah; 1232 u32 len = 0, size = 6000; 1233 char *buf; 1234 size_t retval; 1235 1236 buf = kzalloc(size, GFP_KERNEL); 1237 if (buf == NULL) 1238 return -ENOMEM; 1239 1240 len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size); 1241 1242 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1243 kfree(buf); 1244 1245 return retval; 1246 } 1247 1248 static const struct file_operations fops_modal_eeprom = { 1249 .read = read_file_modal_eeprom, 1250 .open = ath9k_debugfs_open, 1251 .owner = THIS_MODULE, 1252 .llseek = default_llseek, 1253 }; 1254 1255 #ifdef CONFIG_ATH9K_MAC_DEBUG 1256 1257 void ath9k_debug_samp_bb_mac(struct ath_softc *sc) 1258 { 1259 #define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c) 1260 struct ath_hw *ah = sc->sc_ah; 1261 struct ath_common *common = ath9k_hw_common(ah); 1262 unsigned long flags; 1263 int i; 1264 1265 ath9k_ps_wakeup(sc); 1266 1267 spin_lock_bh(&sc->debug.samp_lock); 1268 1269 spin_lock_irqsave(&common->cc_lock, flags); 1270 ath_hw_cycle_counters_update(common); 1271 1272 ATH_SAMP_DBG(cc.cycles) = common->cc_ani.cycles; 1273 ATH_SAMP_DBG(cc.rx_busy) = common->cc_ani.rx_busy; 1274 ATH_SAMP_DBG(cc.rx_frame) = common->cc_ani.rx_frame; 1275 ATH_SAMP_DBG(cc.tx_frame) = common->cc_ani.tx_frame; 1276 spin_unlock_irqrestore(&common->cc_lock, flags); 1277 1278 ATH_SAMP_DBG(noise) = ah->noise; 1279 1280 REG_WRITE_D(ah, AR_MACMISC, 1281 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | 1282 (AR_MACMISC_MISC_OBS_BUS_1 << 1283 AR_MACMISC_MISC_OBS_BUS_MSB_S))); 1284 1285 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) 1286 ATH_SAMP_DBG(dma_dbg_reg_vals[i]) = REG_READ_D(ah, 1287 AR_DMADBG_0 + (i * sizeof(u32))); 1288 1289 ATH_SAMP_DBG(pcu_obs) = REG_READ_D(ah, AR_OBS_BUS_1); 1290 ATH_SAMP_DBG(pcu_cr) = REG_READ_D(ah, AR_CR); 1291 1292 memcpy(ATH_SAMP_DBG(nfCalHist), sc->caldata.nfCalHist, 1293 sizeof(ATH_SAMP_DBG(nfCalHist))); 1294 1295 sc->debug.sampidx = (sc->debug.sampidx + 1) % ATH_DBG_MAX_SAMPLES; 1296 spin_unlock_bh(&sc->debug.samp_lock); 1297 ath9k_ps_restore(sc); 1298 1299 #undef ATH_SAMP_DBG 1300 } 1301 1302 static int open_file_bb_mac_samps(struct inode *inode, struct file *file) 1303 { 1304 #define ATH_SAMP_DBG(c) bb_mac_samp[sampidx].c 1305 struct ath_softc *sc = inode->i_private; 1306 struct ath_hw *ah = sc->sc_ah; 1307 struct ath_common *common = ath9k_hw_common(ah); 1308 struct ieee80211_conf *conf = &common->hw->conf; 1309 struct ath_dbg_bb_mac_samp *bb_mac_samp; 1310 struct ath9k_nfcal_hist *h; 1311 int i, j, qcuOffset = 0, dcuOffset = 0; 1312 u32 *qcuBase, *dcuBase, size = 30000, len = 0; 1313 u32 sampidx = 0; 1314 u8 *buf; 1315 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask; 1316 u8 nread; 1317 1318 if (sc->sc_flags & SC_OP_INVALID) 1319 return -EAGAIN; 1320 1321 buf = vmalloc(size); 1322 if (!buf) 1323 return -ENOMEM; 1324 bb_mac_samp = vmalloc(sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES); 1325 if (!bb_mac_samp) { 1326 vfree(buf); 1327 return -ENOMEM; 1328 } 1329 /* Account the current state too */ 1330 ath9k_debug_samp_bb_mac(sc); 1331 1332 spin_lock_bh(&sc->debug.samp_lock); 1333 memcpy(bb_mac_samp, sc->debug.bb_mac_samp, 1334 sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES); 1335 len += snprintf(buf + len, size - len, 1336 "Current Sample Index: %d\n", sc->debug.sampidx); 1337 spin_unlock_bh(&sc->debug.samp_lock); 1338 1339 len += snprintf(buf + len, size - len, 1340 "Raw DMA Debug Dump:\n"); 1341 len += snprintf(buf + len, size - len, "Sample |\t"); 1342 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) 1343 len += snprintf(buf + len, size - len, " DMA Reg%d |\t", i); 1344 len += snprintf(buf + len, size - len, "\n"); 1345 1346 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { 1347 len += snprintf(buf + len, size - len, "%d\t", sampidx); 1348 1349 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) 1350 len += snprintf(buf + len, size - len, " %08x\t", 1351 ATH_SAMP_DBG(dma_dbg_reg_vals[i])); 1352 len += snprintf(buf + len, size - len, "\n"); 1353 } 1354 len += snprintf(buf + len, size - len, "\n"); 1355 1356 len += snprintf(buf + len, size - len, 1357 "Sample Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); 1358 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { 1359 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]); 1360 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]); 1361 1362 for (i = 0; i < ATH9K_NUM_QUEUES; i++, 1363 qcuOffset += 4, dcuOffset += 5) { 1364 if (i == 8) { 1365 qcuOffset = 0; 1366 qcuBase++; 1367 } 1368 1369 if (i == 6) { 1370 dcuOffset = 0; 1371 dcuBase++; 1372 } 1373 if (!sc->debug.stats.txstats[i].queued) 1374 continue; 1375 1376 len += snprintf(buf + len, size - len, 1377 "%4d %7d %2x %1x %2x %2x\n", 1378 sampidx, i, 1379 (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, 1380 (*qcuBase & (0x8 << qcuOffset)) >> 1381 (qcuOffset + 3), 1382 ATH_SAMP_DBG(dma_dbg_reg_vals[2]) & 1383 (0x7 << (i * 3)) >> (i * 3), 1384 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); 1385 } 1386 len += snprintf(buf + len, size - len, "\n"); 1387 } 1388 len += snprintf(buf + len, size - len, 1389 "samp qcu_sh qcu_fh qcu_comp dcu_comp dcu_arb dcu_fp " 1390 "ch_idle_dur ch_idle_dur_val txfifo_val0 txfifo_val1 " 1391 "txfifo_dcu0 txfifo_dcu1 pcu_obs AR_CR\n"); 1392 1393 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { 1394 qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]); 1395 dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]); 1396 1397 len += snprintf(buf + len, size - len, "%4d %5x %5x ", sampidx, 1398 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x003c0000) >> 18, 1399 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x03c00000) >> 22); 1400 len += snprintf(buf + len, size - len, "%7x %8x ", 1401 (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x1c000000) >> 26, 1402 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x3)); 1403 len += snprintf(buf + len, size - len, "%7x %7x ", 1404 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x06000000) >> 25, 1405 (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x38000000) >> 27); 1406 len += snprintf(buf + len, size - len, "%7d %12d ", 1407 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x000003fc) >> 2, 1408 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000400) >> 10); 1409 len += snprintf(buf + len, size - len, "%12d %12d ", 1410 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000800) >> 11, 1411 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00001000) >> 12); 1412 len += snprintf(buf + len, size - len, "%12d %12d ", 1413 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x0001e000) >> 13, 1414 (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x001e0000) >> 17); 1415 len += snprintf(buf + len, size - len, "0x%07x 0x%07x\n", 1416 ATH_SAMP_DBG(pcu_obs), ATH_SAMP_DBG(pcu_cr)); 1417 } 1418 1419 len += snprintf(buf + len, size - len, 1420 "Sample ChNoise Chain privNF #Reading Readings\n"); 1421 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { 1422 h = ATH_SAMP_DBG(nfCalHist); 1423 if (!ATH_SAMP_DBG(noise)) 1424 continue; 1425 1426 for (i = 0; i < NUM_NF_READINGS; i++) { 1427 if (!(chainmask & (1 << i)) || 1428 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf))) 1429 continue; 1430 1431 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - 1432 h[i].invalidNFcount; 1433 len += snprintf(buf + len, size - len, 1434 "%4d %5d %4d\t %d\t %d\t", 1435 sampidx, ATH_SAMP_DBG(noise), 1436 i, h[i].privNF, nread); 1437 for (j = 0; j < nread; j++) 1438 len += snprintf(buf + len, size - len, 1439 " %d", h[i].nfCalBuffer[j]); 1440 len += snprintf(buf + len, size - len, "\n"); 1441 } 1442 } 1443 len += snprintf(buf + len, size - len, "\nCycle counters:\n" 1444 "Sample Total Rxbusy Rxframes Txframes\n"); 1445 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { 1446 if (!ATH_SAMP_DBG(cc.cycles)) 1447 continue; 1448 len += snprintf(buf + len, size - len, 1449 "%4d %08x %08x %08x %08x\n", 1450 sampidx, ATH_SAMP_DBG(cc.cycles), 1451 ATH_SAMP_DBG(cc.rx_busy), 1452 ATH_SAMP_DBG(cc.rx_frame), 1453 ATH_SAMP_DBG(cc.tx_frame)); 1454 } 1455 1456 len += snprintf(buf + len, size - len, "Tx status Dump :\n"); 1457 len += snprintf(buf + len, size - len, 1458 "Sample rssi:- ctl0 ctl1 ctl2 ext0 ext1 ext2 comb " 1459 "isok rts_fail data_fail rate tid qid " 1460 "ba_low ba_high tx_before(ms)\n"); 1461 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { 1462 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) { 1463 if (!ATH_SAMP_DBG(ts[i].jiffies)) 1464 continue; 1465 len += snprintf(buf + len, size - len, "%-14d" 1466 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-4d %-8d " 1467 "%-9d %-4d %-3d %-3d %08x %08x %-11d\n", 1468 sampidx, 1469 ATH_SAMP_DBG(ts[i].rssi_ctl0), 1470 ATH_SAMP_DBG(ts[i].rssi_ctl1), 1471 ATH_SAMP_DBG(ts[i].rssi_ctl2), 1472 ATH_SAMP_DBG(ts[i].rssi_ext0), 1473 ATH_SAMP_DBG(ts[i].rssi_ext1), 1474 ATH_SAMP_DBG(ts[i].rssi_ext2), 1475 ATH_SAMP_DBG(ts[i].rssi), 1476 ATH_SAMP_DBG(ts[i].isok), 1477 ATH_SAMP_DBG(ts[i].rts_fail_cnt), 1478 ATH_SAMP_DBG(ts[i].data_fail_cnt), 1479 ATH_SAMP_DBG(ts[i].rateindex), 1480 ATH_SAMP_DBG(ts[i].tid), 1481 ATH_SAMP_DBG(ts[i].qid), 1482 ATH_SAMP_DBG(ts[i].ba_low), 1483 ATH_SAMP_DBG(ts[i].ba_high), 1484 jiffies_to_msecs(jiffies - 1485 ATH_SAMP_DBG(ts[i].jiffies))); 1486 } 1487 } 1488 1489 len += snprintf(buf + len, size - len, "Rx status Dump :\n"); 1490 len += snprintf(buf + len, size - len, "Sample rssi:- ctl0 ctl1 ctl2 " 1491 "ext0 ext1 ext2 comb beacon ant rate rx_before(ms)\n"); 1492 for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { 1493 for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) { 1494 if (!ATH_SAMP_DBG(rs[i].jiffies)) 1495 continue; 1496 len += snprintf(buf + len, size - len, "%-14d" 1497 "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-9s %-2d %02x %-13d\n", 1498 sampidx, 1499 ATH_SAMP_DBG(rs[i].rssi_ctl0), 1500 ATH_SAMP_DBG(rs[i].rssi_ctl1), 1501 ATH_SAMP_DBG(rs[i].rssi_ctl2), 1502 ATH_SAMP_DBG(rs[i].rssi_ext0), 1503 ATH_SAMP_DBG(rs[i].rssi_ext1), 1504 ATH_SAMP_DBG(rs[i].rssi_ext2), 1505 ATH_SAMP_DBG(rs[i].rssi), 1506 ATH_SAMP_DBG(rs[i].is_mybeacon) ? 1507 "True" : "False", 1508 ATH_SAMP_DBG(rs[i].antenna), 1509 ATH_SAMP_DBG(rs[i].rate), 1510 jiffies_to_msecs(jiffies - 1511 ATH_SAMP_DBG(rs[i].jiffies))); 1512 } 1513 } 1514 1515 vfree(bb_mac_samp); 1516 file->private_data = buf; 1517 1518 return 0; 1519 #undef ATH_SAMP_DBG 1520 } 1521 1522 static const struct file_operations fops_samps = { 1523 .open = open_file_bb_mac_samps, 1524 .read = ath9k_debugfs_read_buf, 1525 .release = ath9k_debugfs_release_buf, 1526 .owner = THIS_MODULE, 1527 .llseek = default_llseek, 1528 }; 1529 1530 #endif 1531 1532 int ath9k_init_debug(struct ath_hw *ah) 1533 { 1534 struct ath_common *common = ath9k_hw_common(ah); 1535 struct ath_softc *sc = (struct ath_softc *) common->priv; 1536 1537 sc->debug.debugfs_phy = debugfs_create_dir("ath9k", 1538 sc->hw->wiphy->debugfsdir); 1539 if (!sc->debug.debugfs_phy) 1540 return -ENOMEM; 1541 1542 #ifdef CONFIG_ATH_DEBUG 1543 debugfs_create_file("debug", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1544 sc, &fops_debug); 1545 #endif 1546 1547 ath9k_dfs_init_debug(sc); 1548 1549 debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc, 1550 &fops_dma); 1551 debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc, 1552 &fops_interrupt); 1553 debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc, 1554 &fops_xmit); 1555 debugfs_create_file("stations", S_IRUSR, sc->debug.debugfs_phy, sc, 1556 &fops_stations); 1557 debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc, 1558 &fops_misc); 1559 debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc, 1560 &fops_reset); 1561 debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc, 1562 &fops_recv); 1563 debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR, 1564 sc->debug.debugfs_phy, sc, &fops_rx_chainmask); 1565 debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR, 1566 sc->debug.debugfs_phy, sc, &fops_tx_chainmask); 1567 debugfs_create_file("disable_ani", S_IRUSR | S_IWUSR, 1568 sc->debug.debugfs_phy, sc, &fops_disable_ani); 1569 debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1570 sc, &fops_regidx); 1571 debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1572 sc, &fops_regval); 1573 debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR, 1574 sc->debug.debugfs_phy, 1575 &ah->config.cwm_ignore_extcca); 1576 debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc, 1577 &fops_regdump); 1578 debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc, 1579 &fops_dump_nfcal); 1580 debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, 1581 &fops_base_eeprom); 1582 debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, 1583 &fops_modal_eeprom); 1584 #ifdef CONFIG_ATH9K_MAC_DEBUG 1585 debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc, 1586 &fops_samps); 1587 #endif 1588 1589 debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR, 1590 sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask); 1591 1592 debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR, 1593 sc->debug.debugfs_phy, &sc->sc_ah->gpio_val); 1594 1595 return 0; 1596 } 1597