1 /* 2 * Copyright (c) 2008-2011 Atheros Communications Inc. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 #include <linux/slab.h> 18 #include <linux/vmalloc.h> 19 #include <linux/export.h> 20 #include <linux/relay.h> 21 #include <asm/unaligned.h> 22 23 #include "ath9k.h" 24 25 #define REG_WRITE_D(_ah, _reg, _val) \ 26 ath9k_hw_common(_ah)->ops->write((_ah), (_val), (_reg)) 27 #define REG_READ_D(_ah, _reg) \ 28 ath9k_hw_common(_ah)->ops->read((_ah), (_reg)) 29 30 31 static ssize_t ath9k_debugfs_read_buf(struct file *file, char __user *user_buf, 32 size_t count, loff_t *ppos) 33 { 34 u8 *buf = file->private_data; 35 return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf)); 36 } 37 38 static int ath9k_debugfs_release_buf(struct inode *inode, struct file *file) 39 { 40 vfree(file->private_data); 41 return 0; 42 } 43 44 #ifdef CONFIG_ATH_DEBUG 45 46 static ssize_t read_file_debug(struct file *file, char __user *user_buf, 47 size_t count, loff_t *ppos) 48 { 49 struct ath_softc *sc = file->private_data; 50 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 51 char buf[32]; 52 unsigned int len; 53 54 len = sprintf(buf, "0x%08x\n", common->debug_mask); 55 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 56 } 57 58 static ssize_t write_file_debug(struct file *file, const char __user *user_buf, 59 size_t count, loff_t *ppos) 60 { 61 struct ath_softc *sc = file->private_data; 62 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 63 unsigned long mask; 64 char buf[32]; 65 ssize_t len; 66 67 len = min(count, sizeof(buf) - 1); 68 if (copy_from_user(buf, user_buf, len)) 69 return -EFAULT; 70 71 buf[len] = '\0'; 72 if (kstrtoul(buf, 0, &mask)) 73 return -EINVAL; 74 75 common->debug_mask = mask; 76 return count; 77 } 78 79 static const struct file_operations fops_debug = { 80 .read = read_file_debug, 81 .write = write_file_debug, 82 .open = simple_open, 83 .owner = THIS_MODULE, 84 .llseek = default_llseek, 85 }; 86 87 #endif 88 89 #define DMA_BUF_LEN 1024 90 91 static ssize_t read_file_tx_chainmask(struct file *file, char __user *user_buf, 92 size_t count, loff_t *ppos) 93 { 94 struct ath_softc *sc = file->private_data; 95 struct ath_hw *ah = sc->sc_ah; 96 char buf[32]; 97 unsigned int len; 98 99 len = sprintf(buf, "0x%08x\n", ah->txchainmask); 100 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 101 } 102 103 static ssize_t write_file_tx_chainmask(struct file *file, const char __user *user_buf, 104 size_t count, loff_t *ppos) 105 { 106 struct ath_softc *sc = file->private_data; 107 struct ath_hw *ah = sc->sc_ah; 108 unsigned long mask; 109 char buf[32]; 110 ssize_t len; 111 112 len = min(count, sizeof(buf) - 1); 113 if (copy_from_user(buf, user_buf, len)) 114 return -EFAULT; 115 116 buf[len] = '\0'; 117 if (kstrtoul(buf, 0, &mask)) 118 return -EINVAL; 119 120 ah->txchainmask = mask; 121 ah->caps.tx_chainmask = mask; 122 return count; 123 } 124 125 static const struct file_operations fops_tx_chainmask = { 126 .read = read_file_tx_chainmask, 127 .write = write_file_tx_chainmask, 128 .open = simple_open, 129 .owner = THIS_MODULE, 130 .llseek = default_llseek, 131 }; 132 133 134 static ssize_t read_file_rx_chainmask(struct file *file, char __user *user_buf, 135 size_t count, loff_t *ppos) 136 { 137 struct ath_softc *sc = file->private_data; 138 struct ath_hw *ah = sc->sc_ah; 139 char buf[32]; 140 unsigned int len; 141 142 len = sprintf(buf, "0x%08x\n", ah->rxchainmask); 143 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 144 } 145 146 static ssize_t write_file_rx_chainmask(struct file *file, const char __user *user_buf, 147 size_t count, loff_t *ppos) 148 { 149 struct ath_softc *sc = file->private_data; 150 struct ath_hw *ah = sc->sc_ah; 151 unsigned long mask; 152 char buf[32]; 153 ssize_t len; 154 155 len = min(count, sizeof(buf) - 1); 156 if (copy_from_user(buf, user_buf, len)) 157 return -EFAULT; 158 159 buf[len] = '\0'; 160 if (kstrtoul(buf, 0, &mask)) 161 return -EINVAL; 162 163 ah->rxchainmask = mask; 164 ah->caps.rx_chainmask = mask; 165 return count; 166 } 167 168 static const struct file_operations fops_rx_chainmask = { 169 .read = read_file_rx_chainmask, 170 .write = write_file_rx_chainmask, 171 .open = simple_open, 172 .owner = THIS_MODULE, 173 .llseek = default_llseek, 174 }; 175 176 static ssize_t read_file_ani(struct file *file, char __user *user_buf, 177 size_t count, loff_t *ppos) 178 { 179 struct ath_softc *sc = file->private_data; 180 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 181 struct ath_hw *ah = sc->sc_ah; 182 unsigned int len = 0, size = 1024; 183 ssize_t retval = 0; 184 char *buf; 185 186 buf = kzalloc(size, GFP_KERNEL); 187 if (buf == NULL) 188 return -ENOMEM; 189 190 if (common->disable_ani) { 191 len += snprintf(buf + len, size - len, "%s: %s\n", 192 "ANI", "DISABLED"); 193 goto exit; 194 } 195 196 len += snprintf(buf + len, size - len, "%15s: %s\n", 197 "ANI", "ENABLED"); 198 len += snprintf(buf + len, size - len, "%15s: %u\n", 199 "ANI RESET", ah->stats.ast_ani_reset); 200 len += snprintf(buf + len, size - len, "%15s: %u\n", 201 "SPUR UP", ah->stats.ast_ani_spurup); 202 len += snprintf(buf + len, size - len, "%15s: %u\n", 203 "SPUR DOWN", ah->stats.ast_ani_spurup); 204 len += snprintf(buf + len, size - len, "%15s: %u\n", 205 "OFDM WS-DET ON", ah->stats.ast_ani_ofdmon); 206 len += snprintf(buf + len, size - len, "%15s: %u\n", 207 "OFDM WS-DET OFF", ah->stats.ast_ani_ofdmoff); 208 len += snprintf(buf + len, size - len, "%15s: %u\n", 209 "MRC-CCK ON", ah->stats.ast_ani_ccklow); 210 len += snprintf(buf + len, size - len, "%15s: %u\n", 211 "MRC-CCK OFF", ah->stats.ast_ani_cckhigh); 212 len += snprintf(buf + len, size - len, "%15s: %u\n", 213 "FIR-STEP UP", ah->stats.ast_ani_stepup); 214 len += snprintf(buf + len, size - len, "%15s: %u\n", 215 "FIR-STEP DOWN", ah->stats.ast_ani_stepdown); 216 len += snprintf(buf + len, size - len, "%15s: %u\n", 217 "INV LISTENTIME", ah->stats.ast_ani_lneg_or_lzero); 218 len += snprintf(buf + len, size - len, "%15s: %u\n", 219 "OFDM ERRORS", ah->stats.ast_ani_ofdmerrs); 220 len += snprintf(buf + len, size - len, "%15s: %u\n", 221 "CCK ERRORS", ah->stats.ast_ani_cckerrs); 222 exit: 223 if (len > size) 224 len = size; 225 226 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 227 kfree(buf); 228 229 return retval; 230 } 231 232 static ssize_t write_file_ani(struct file *file, 233 const char __user *user_buf, 234 size_t count, loff_t *ppos) 235 { 236 struct ath_softc *sc = file->private_data; 237 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 238 unsigned long ani; 239 char buf[32]; 240 ssize_t len; 241 242 len = min(count, sizeof(buf) - 1); 243 if (copy_from_user(buf, user_buf, len)) 244 return -EFAULT; 245 246 buf[len] = '\0'; 247 if (kstrtoul(buf, 0, &ani)) 248 return -EINVAL; 249 250 if (ani < 0 || ani > 1) 251 return -EINVAL; 252 253 common->disable_ani = !ani; 254 255 if (common->disable_ani) { 256 clear_bit(SC_OP_ANI_RUN, &sc->sc_flags); 257 ath_stop_ani(sc); 258 } else { 259 ath_check_ani(sc); 260 } 261 262 return count; 263 } 264 265 static const struct file_operations fops_ani = { 266 .read = read_file_ani, 267 .write = write_file_ani, 268 .open = simple_open, 269 .owner = THIS_MODULE, 270 .llseek = default_llseek, 271 }; 272 273 static ssize_t read_file_bt_ant_diversity(struct file *file, 274 char __user *user_buf, 275 size_t count, loff_t *ppos) 276 { 277 struct ath_softc *sc = file->private_data; 278 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 279 char buf[32]; 280 unsigned int len; 281 282 len = sprintf(buf, "%d\n", common->bt_ant_diversity); 283 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 284 } 285 286 static ssize_t write_file_bt_ant_diversity(struct file *file, 287 const char __user *user_buf, 288 size_t count, loff_t *ppos) 289 { 290 struct ath_softc *sc = file->private_data; 291 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 292 struct ath9k_hw_capabilities *pCap = &sc->sc_ah->caps; 293 unsigned long bt_ant_diversity; 294 char buf[32]; 295 ssize_t len; 296 297 len = min(count, sizeof(buf) - 1); 298 if (copy_from_user(buf, user_buf, len)) 299 return -EFAULT; 300 301 if (!(pCap->hw_caps & ATH9K_HW_CAP_BT_ANT_DIV)) 302 goto exit; 303 304 buf[len] = '\0'; 305 if (kstrtoul(buf, 0, &bt_ant_diversity)) 306 return -EINVAL; 307 308 common->bt_ant_diversity = !!bt_ant_diversity; 309 ath9k_ps_wakeup(sc); 310 ath9k_hw_set_bt_ant_diversity(sc->sc_ah, common->bt_ant_diversity); 311 ath_dbg(common, CONFIG, "Enable WLAN/BT RX Antenna diversity: %d\n", 312 common->bt_ant_diversity); 313 ath9k_ps_restore(sc); 314 exit: 315 return count; 316 } 317 318 static const struct file_operations fops_bt_ant_diversity = { 319 .read = read_file_bt_ant_diversity, 320 .write = write_file_bt_ant_diversity, 321 .open = simple_open, 322 .owner = THIS_MODULE, 323 .llseek = default_llseek, 324 }; 325 326 void ath9k_debug_stat_ant(struct ath_softc *sc, 327 struct ath_hw_antcomb_conf *div_ant_conf, 328 int main_rssi_avg, int alt_rssi_avg) 329 { 330 struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN]; 331 struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT]; 332 333 as_main->lna_attempt_cnt[div_ant_conf->main_lna_conf]++; 334 as_alt->lna_attempt_cnt[div_ant_conf->alt_lna_conf]++; 335 336 as_main->rssi_avg = main_rssi_avg; 337 as_alt->rssi_avg = alt_rssi_avg; 338 } 339 340 static ssize_t read_file_antenna_diversity(struct file *file, 341 char __user *user_buf, 342 size_t count, loff_t *ppos) 343 { 344 struct ath_softc *sc = file->private_data; 345 struct ath_hw *ah = sc->sc_ah; 346 struct ath9k_hw_capabilities *pCap = &ah->caps; 347 struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN]; 348 struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT]; 349 struct ath_hw_antcomb_conf div_ant_conf; 350 unsigned int len = 0, size = 1024; 351 ssize_t retval = 0; 352 char *buf; 353 char *lna_conf_str[4] = {"LNA1_MINUS_LNA2", 354 "LNA2", 355 "LNA1", 356 "LNA1_PLUS_LNA2"}; 357 358 buf = kzalloc(size, GFP_KERNEL); 359 if (buf == NULL) 360 return -ENOMEM; 361 362 if (!(pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB)) { 363 len += snprintf(buf + len, size - len, "%s\n", 364 "Antenna Diversity Combining is disabled"); 365 goto exit; 366 } 367 368 ath9k_ps_wakeup(sc); 369 ath9k_hw_antdiv_comb_conf_get(ah, &div_ant_conf); 370 len += snprintf(buf + len, size - len, "Current MAIN config : %s\n", 371 lna_conf_str[div_ant_conf.main_lna_conf]); 372 len += snprintf(buf + len, size - len, "Current ALT config : %s\n", 373 lna_conf_str[div_ant_conf.alt_lna_conf]); 374 len += snprintf(buf + len, size - len, "Average MAIN RSSI : %d\n", 375 as_main->rssi_avg); 376 len += snprintf(buf + len, size - len, "Average ALT RSSI : %d\n\n", 377 as_alt->rssi_avg); 378 ath9k_ps_restore(sc); 379 380 len += snprintf(buf + len, size - len, "Packet Receive Cnt:\n"); 381 len += snprintf(buf + len, size - len, "-------------------\n"); 382 383 len += snprintf(buf + len, size - len, "%30s%15s\n", 384 "MAIN", "ALT"); 385 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 386 "TOTAL COUNT", 387 as_main->recv_cnt, 388 as_alt->recv_cnt); 389 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 390 "LNA1", 391 as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1], 392 as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1]); 393 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 394 "LNA2", 395 as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2], 396 as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2]); 397 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 398 "LNA1 + LNA2", 399 as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], 400 as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); 401 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 402 "LNA1 - LNA2", 403 as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], 404 as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); 405 406 len += snprintf(buf + len, size - len, "\nLNA Config Attempts:\n"); 407 len += snprintf(buf + len, size - len, "--------------------\n"); 408 409 len += snprintf(buf + len, size - len, "%30s%15s\n", 410 "MAIN", "ALT"); 411 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 412 "LNA1", 413 as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1], 414 as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1]); 415 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 416 "LNA2", 417 as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2], 418 as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2]); 419 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 420 "LNA1 + LNA2", 421 as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], 422 as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); 423 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 424 "LNA1 - LNA2", 425 as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], 426 as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); 427 428 exit: 429 if (len > size) 430 len = size; 431 432 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 433 kfree(buf); 434 435 return retval; 436 } 437 438 static const struct file_operations fops_antenna_diversity = { 439 .read = read_file_antenna_diversity, 440 .open = simple_open, 441 .owner = THIS_MODULE, 442 .llseek = default_llseek, 443 }; 444 445 static ssize_t read_file_dma(struct file *file, char __user *user_buf, 446 size_t count, loff_t *ppos) 447 { 448 struct ath_softc *sc = file->private_data; 449 struct ath_hw *ah = sc->sc_ah; 450 char *buf; 451 int retval; 452 unsigned int len = 0; 453 u32 val[ATH9K_NUM_DMA_DEBUG_REGS]; 454 int i, qcuOffset = 0, dcuOffset = 0; 455 u32 *qcuBase = &val[0], *dcuBase = &val[4]; 456 457 buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL); 458 if (!buf) 459 return -ENOMEM; 460 461 ath9k_ps_wakeup(sc); 462 463 REG_WRITE_D(ah, AR_MACMISC, 464 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | 465 (AR_MACMISC_MISC_OBS_BUS_1 << 466 AR_MACMISC_MISC_OBS_BUS_MSB_S))); 467 468 len += snprintf(buf + len, DMA_BUF_LEN - len, 469 "Raw DMA Debug values:\n"); 470 471 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) { 472 if (i % 4 == 0) 473 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); 474 475 val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32))); 476 len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ", 477 i, val[i]); 478 } 479 480 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n"); 481 len += snprintf(buf + len, DMA_BUF_LEN - len, 482 "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); 483 484 for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) { 485 if (i == 8) { 486 qcuOffset = 0; 487 qcuBase++; 488 } 489 490 if (i == 6) { 491 dcuOffset = 0; 492 dcuBase++; 493 } 494 495 len += snprintf(buf + len, DMA_BUF_LEN - len, 496 "%2d %2x %1x %2x %2x\n", 497 i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, 498 (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3), 499 val[2] & (0x7 << (i * 3)) >> (i * 3), 500 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); 501 } 502 503 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); 504 505 len += snprintf(buf + len, DMA_BUF_LEN - len, 506 "qcu_stitch state: %2x qcu_fetch state: %2x\n", 507 (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22); 508 len += snprintf(buf + len, DMA_BUF_LEN - len, 509 "qcu_complete state: %2x dcu_complete state: %2x\n", 510 (val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); 511 len += snprintf(buf + len, DMA_BUF_LEN - len, 512 "dcu_arb state: %2x dcu_fp state: %2x\n", 513 (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27); 514 len += snprintf(buf + len, DMA_BUF_LEN - len, 515 "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n", 516 (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10); 517 len += snprintf(buf + len, DMA_BUF_LEN - len, 518 "txfifo_valid_0: %1d txfifo_valid_1: %1d\n", 519 (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12); 520 len += snprintf(buf + len, DMA_BUF_LEN - len, 521 "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n", 522 (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17); 523 524 len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n", 525 REG_READ_D(ah, AR_OBS_BUS_1)); 526 len += snprintf(buf + len, DMA_BUF_LEN - len, 527 "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR)); 528 529 ath9k_ps_restore(sc); 530 531 if (len > DMA_BUF_LEN) 532 len = DMA_BUF_LEN; 533 534 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 535 kfree(buf); 536 return retval; 537 } 538 539 static const struct file_operations fops_dma = { 540 .read = read_file_dma, 541 .open = simple_open, 542 .owner = THIS_MODULE, 543 .llseek = default_llseek, 544 }; 545 546 547 void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status) 548 { 549 if (status) 550 sc->debug.stats.istats.total++; 551 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { 552 if (status & ATH9K_INT_RXLP) 553 sc->debug.stats.istats.rxlp++; 554 if (status & ATH9K_INT_RXHP) 555 sc->debug.stats.istats.rxhp++; 556 if (status & ATH9K_INT_BB_WATCHDOG) 557 sc->debug.stats.istats.bb_watchdog++; 558 } else { 559 if (status & ATH9K_INT_RX) 560 sc->debug.stats.istats.rxok++; 561 } 562 if (status & ATH9K_INT_RXEOL) 563 sc->debug.stats.istats.rxeol++; 564 if (status & ATH9K_INT_RXORN) 565 sc->debug.stats.istats.rxorn++; 566 if (status & ATH9K_INT_TX) 567 sc->debug.stats.istats.txok++; 568 if (status & ATH9K_INT_TXURN) 569 sc->debug.stats.istats.txurn++; 570 if (status & ATH9K_INT_RXPHY) 571 sc->debug.stats.istats.rxphyerr++; 572 if (status & ATH9K_INT_RXKCM) 573 sc->debug.stats.istats.rx_keycache_miss++; 574 if (status & ATH9K_INT_SWBA) 575 sc->debug.stats.istats.swba++; 576 if (status & ATH9K_INT_BMISS) 577 sc->debug.stats.istats.bmiss++; 578 if (status & ATH9K_INT_BNR) 579 sc->debug.stats.istats.bnr++; 580 if (status & ATH9K_INT_CST) 581 sc->debug.stats.istats.cst++; 582 if (status & ATH9K_INT_GTT) 583 sc->debug.stats.istats.gtt++; 584 if (status & ATH9K_INT_TIM) 585 sc->debug.stats.istats.tim++; 586 if (status & ATH9K_INT_CABEND) 587 sc->debug.stats.istats.cabend++; 588 if (status & ATH9K_INT_DTIMSYNC) 589 sc->debug.stats.istats.dtimsync++; 590 if (status & ATH9K_INT_DTIM) 591 sc->debug.stats.istats.dtim++; 592 if (status & ATH9K_INT_TSFOOR) 593 sc->debug.stats.istats.tsfoor++; 594 if (status & ATH9K_INT_MCI) 595 sc->debug.stats.istats.mci++; 596 if (status & ATH9K_INT_GENTIMER) 597 sc->debug.stats.istats.gen_timer++; 598 } 599 600 static ssize_t read_file_interrupt(struct file *file, char __user *user_buf, 601 size_t count, loff_t *ppos) 602 { 603 struct ath_softc *sc = file->private_data; 604 unsigned int len = 0; 605 int rv; 606 int mxlen = 4000; 607 char *buf = kmalloc(mxlen, GFP_KERNEL); 608 if (!buf) 609 return -ENOMEM; 610 611 #define PR_IS(a, s) \ 612 do { \ 613 len += snprintf(buf + len, mxlen - len, \ 614 "%21s: %10u\n", a, \ 615 sc->debug.stats.istats.s); \ 616 } while (0) 617 618 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { 619 PR_IS("RXLP", rxlp); 620 PR_IS("RXHP", rxhp); 621 PR_IS("WATHDOG", bb_watchdog); 622 } else { 623 PR_IS("RX", rxok); 624 } 625 PR_IS("RXEOL", rxeol); 626 PR_IS("RXORN", rxorn); 627 PR_IS("TX", txok); 628 PR_IS("TXURN", txurn); 629 PR_IS("MIB", mib); 630 PR_IS("RXPHY", rxphyerr); 631 PR_IS("RXKCM", rx_keycache_miss); 632 PR_IS("SWBA", swba); 633 PR_IS("BMISS", bmiss); 634 PR_IS("BNR", bnr); 635 PR_IS("CST", cst); 636 PR_IS("GTT", gtt); 637 PR_IS("TIM", tim); 638 PR_IS("CABEND", cabend); 639 PR_IS("DTIMSYNC", dtimsync); 640 PR_IS("DTIM", dtim); 641 PR_IS("TSFOOR", tsfoor); 642 PR_IS("MCI", mci); 643 PR_IS("GENTIMER", gen_timer); 644 PR_IS("TOTAL", total); 645 646 len += snprintf(buf + len, mxlen - len, 647 "SYNC_CAUSE stats:\n"); 648 649 PR_IS("Sync-All", sync_cause_all); 650 PR_IS("RTC-IRQ", sync_rtc_irq); 651 PR_IS("MAC-IRQ", sync_mac_irq); 652 PR_IS("EEPROM-Illegal-Access", eeprom_illegal_access); 653 PR_IS("APB-Timeout", apb_timeout); 654 PR_IS("PCI-Mode-Conflict", pci_mode_conflict); 655 PR_IS("HOST1-Fatal", host1_fatal); 656 PR_IS("HOST1-Perr", host1_perr); 657 PR_IS("TRCV-FIFO-Perr", trcv_fifo_perr); 658 PR_IS("RADM-CPL-EP", radm_cpl_ep); 659 PR_IS("RADM-CPL-DLLP-Abort", radm_cpl_dllp_abort); 660 PR_IS("RADM-CPL-TLP-Abort", radm_cpl_tlp_abort); 661 PR_IS("RADM-CPL-ECRC-Err", radm_cpl_ecrc_err); 662 PR_IS("RADM-CPL-Timeout", radm_cpl_timeout); 663 PR_IS("Local-Bus-Timeout", local_timeout); 664 PR_IS("PM-Access", pm_access); 665 PR_IS("MAC-Awake", mac_awake); 666 PR_IS("MAC-Asleep", mac_asleep); 667 PR_IS("MAC-Sleep-Access", mac_sleep_access); 668 669 if (len > mxlen) 670 len = mxlen; 671 672 rv = simple_read_from_buffer(user_buf, count, ppos, buf, len); 673 kfree(buf); 674 return rv; 675 } 676 677 static const struct file_operations fops_interrupt = { 678 .read = read_file_interrupt, 679 .open = simple_open, 680 .owner = THIS_MODULE, 681 .llseek = default_llseek, 682 }; 683 684 static ssize_t read_file_xmit(struct file *file, char __user *user_buf, 685 size_t count, loff_t *ppos) 686 { 687 struct ath_softc *sc = file->private_data; 688 char *buf; 689 unsigned int len = 0, size = 2048; 690 ssize_t retval = 0; 691 692 buf = kzalloc(size, GFP_KERNEL); 693 if (buf == NULL) 694 return -ENOMEM; 695 696 len += sprintf(buf, "%30s %10s%10s%10s\n\n", 697 "BE", "BK", "VI", "VO"); 698 699 PR("MPDUs Queued: ", queued); 700 PR("MPDUs Completed: ", completed); 701 PR("MPDUs XRetried: ", xretries); 702 PR("Aggregates: ", a_aggr); 703 PR("AMPDUs Queued HW:", a_queued_hw); 704 PR("AMPDUs Queued SW:", a_queued_sw); 705 PR("AMPDUs Completed:", a_completed); 706 PR("AMPDUs Retried: ", a_retries); 707 PR("AMPDUs XRetried: ", a_xretries); 708 PR("TXERR Filtered: ", txerr_filtered); 709 PR("FIFO Underrun: ", fifo_underrun); 710 PR("TXOP Exceeded: ", xtxop); 711 PR("TXTIMER Expiry: ", timer_exp); 712 PR("DESC CFG Error: ", desc_cfg_err); 713 PR("DATA Underrun: ", data_underrun); 714 PR("DELIM Underrun: ", delim_underrun); 715 PR("TX-Pkts-All: ", tx_pkts_all); 716 PR("TX-Bytes-All: ", tx_bytes_all); 717 PR("HW-put-tx-buf: ", puttxbuf); 718 PR("HW-tx-start: ", txstart); 719 PR("HW-tx-proc-desc: ", txprocdesc); 720 PR("TX-Failed: ", txfailed); 721 722 if (len > size) 723 len = size; 724 725 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 726 kfree(buf); 727 728 return retval; 729 } 730 731 static ssize_t read_file_queues(struct file *file, char __user *user_buf, 732 size_t count, loff_t *ppos) 733 { 734 struct ath_softc *sc = file->private_data; 735 struct ath_txq *txq; 736 char *buf; 737 unsigned int len = 0, size = 1024; 738 ssize_t retval = 0; 739 int i; 740 char *qname[4] = {"VO", "VI", "BE", "BK"}; 741 742 buf = kzalloc(size, GFP_KERNEL); 743 if (buf == NULL) 744 return -ENOMEM; 745 746 for (i = 0; i < IEEE80211_NUM_ACS; i++) { 747 txq = sc->tx.txq_map[i]; 748 len += snprintf(buf + len, size - len, "(%s): ", qname[i]); 749 750 ath_txq_lock(sc, txq); 751 752 len += snprintf(buf + len, size - len, "%s: %d ", 753 "qnum", txq->axq_qnum); 754 len += snprintf(buf + len, size - len, "%s: %2d ", 755 "qdepth", txq->axq_depth); 756 len += snprintf(buf + len, size - len, "%s: %2d ", 757 "ampdu-depth", txq->axq_ampdu_depth); 758 len += snprintf(buf + len, size - len, "%s: %3d ", 759 "pending", txq->pending_frames); 760 len += snprintf(buf + len, size - len, "%s: %d\n", 761 "stopped", txq->stopped); 762 763 ath_txq_unlock(sc, txq); 764 } 765 766 if (len > size) 767 len = size; 768 769 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 770 kfree(buf); 771 772 return retval; 773 } 774 775 static ssize_t read_file_misc(struct file *file, char __user *user_buf, 776 size_t count, loff_t *ppos) 777 { 778 struct ath_softc *sc = file->private_data; 779 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 780 struct ieee80211_hw *hw = sc->hw; 781 struct ath9k_vif_iter_data iter_data; 782 char buf[512]; 783 unsigned int len = 0; 784 ssize_t retval = 0; 785 unsigned int reg; 786 u32 rxfilter; 787 788 len += snprintf(buf + len, sizeof(buf) - len, 789 "BSSID: %pM\n", common->curbssid); 790 len += snprintf(buf + len, sizeof(buf) - len, 791 "BSSID-MASK: %pM\n", common->bssidmask); 792 len += snprintf(buf + len, sizeof(buf) - len, 793 "OPMODE: %s\n", ath_opmode_to_string(sc->sc_ah->opmode)); 794 795 ath9k_ps_wakeup(sc); 796 rxfilter = ath9k_hw_getrxfilter(sc->sc_ah); 797 ath9k_ps_restore(sc); 798 799 len += snprintf(buf + len, sizeof(buf) - len, 800 "RXFILTER: 0x%x", rxfilter); 801 802 if (rxfilter & ATH9K_RX_FILTER_UCAST) 803 len += snprintf(buf + len, sizeof(buf) - len, " UCAST"); 804 if (rxfilter & ATH9K_RX_FILTER_MCAST) 805 len += snprintf(buf + len, sizeof(buf) - len, " MCAST"); 806 if (rxfilter & ATH9K_RX_FILTER_BCAST) 807 len += snprintf(buf + len, sizeof(buf) - len, " BCAST"); 808 if (rxfilter & ATH9K_RX_FILTER_CONTROL) 809 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL"); 810 if (rxfilter & ATH9K_RX_FILTER_BEACON) 811 len += snprintf(buf + len, sizeof(buf) - len, " BEACON"); 812 if (rxfilter & ATH9K_RX_FILTER_PROM) 813 len += snprintf(buf + len, sizeof(buf) - len, " PROM"); 814 if (rxfilter & ATH9K_RX_FILTER_PROBEREQ) 815 len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ"); 816 if (rxfilter & ATH9K_RX_FILTER_PHYERR) 817 len += snprintf(buf + len, sizeof(buf) - len, " PHYERR"); 818 if (rxfilter & ATH9K_RX_FILTER_MYBEACON) 819 len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON"); 820 if (rxfilter & ATH9K_RX_FILTER_COMP_BAR) 821 len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR"); 822 if (rxfilter & ATH9K_RX_FILTER_PSPOLL) 823 len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL"); 824 if (rxfilter & ATH9K_RX_FILTER_PHYRADAR) 825 len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR"); 826 if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL) 827 len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL"); 828 if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER) 829 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER"); 830 831 len += snprintf(buf + len, sizeof(buf) - len, "\n"); 832 833 reg = sc->sc_ah->imask; 834 835 len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg); 836 837 if (reg & ATH9K_INT_SWBA) 838 len += snprintf(buf + len, sizeof(buf) - len, " SWBA"); 839 if (reg & ATH9K_INT_BMISS) 840 len += snprintf(buf + len, sizeof(buf) - len, " BMISS"); 841 if (reg & ATH9K_INT_CST) 842 len += snprintf(buf + len, sizeof(buf) - len, " CST"); 843 if (reg & ATH9K_INT_RX) 844 len += snprintf(buf + len, sizeof(buf) - len, " RX"); 845 if (reg & ATH9K_INT_RXHP) 846 len += snprintf(buf + len, sizeof(buf) - len, " RXHP"); 847 if (reg & ATH9K_INT_RXLP) 848 len += snprintf(buf + len, sizeof(buf) - len, " RXLP"); 849 if (reg & ATH9K_INT_BB_WATCHDOG) 850 len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG"); 851 852 len += snprintf(buf + len, sizeof(buf) - len, "\n"); 853 854 ath9k_calculate_iter_data(hw, NULL, &iter_data); 855 856 len += snprintf(buf + len, sizeof(buf) - len, 857 "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i" 858 " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n", 859 iter_data.naps, iter_data.nstations, iter_data.nmeshes, 860 iter_data.nwds, iter_data.nadhocs, 861 sc->nvifs, sc->nbcnvifs); 862 863 if (len > sizeof(buf)) 864 len = sizeof(buf); 865 866 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 867 return retval; 868 } 869 870 static ssize_t read_file_reset(struct file *file, char __user *user_buf, 871 size_t count, loff_t *ppos) 872 { 873 struct ath_softc *sc = file->private_data; 874 char buf[512]; 875 unsigned int len = 0; 876 877 len += snprintf(buf + len, sizeof(buf) - len, 878 "%17s: %2d\n", "Baseband Hang", 879 sc->debug.stats.reset[RESET_TYPE_BB_HANG]); 880 len += snprintf(buf + len, sizeof(buf) - len, 881 "%17s: %2d\n", "Baseband Watchdog", 882 sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]); 883 len += snprintf(buf + len, sizeof(buf) - len, 884 "%17s: %2d\n", "Fatal HW Error", 885 sc->debug.stats.reset[RESET_TYPE_FATAL_INT]); 886 len += snprintf(buf + len, sizeof(buf) - len, 887 "%17s: %2d\n", "TX HW error", 888 sc->debug.stats.reset[RESET_TYPE_TX_ERROR]); 889 len += snprintf(buf + len, sizeof(buf) - len, 890 "%17s: %2d\n", "TX Path Hang", 891 sc->debug.stats.reset[RESET_TYPE_TX_HANG]); 892 len += snprintf(buf + len, sizeof(buf) - len, 893 "%17s: %2d\n", "PLL RX Hang", 894 sc->debug.stats.reset[RESET_TYPE_PLL_HANG]); 895 len += snprintf(buf + len, sizeof(buf) - len, 896 "%17s: %2d\n", "MCI Reset", 897 sc->debug.stats.reset[RESET_TYPE_MCI]); 898 899 if (len > sizeof(buf)) 900 len = sizeof(buf); 901 902 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 903 } 904 905 void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, 906 struct ath_tx_status *ts, struct ath_txq *txq, 907 unsigned int flags) 908 { 909 int qnum = txq->axq_qnum; 910 911 TX_STAT_INC(qnum, tx_pkts_all); 912 sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len; 913 914 if (bf_isampdu(bf)) { 915 if (flags & ATH_TX_ERROR) 916 TX_STAT_INC(qnum, a_xretries); 917 else 918 TX_STAT_INC(qnum, a_completed); 919 } else { 920 if (ts->ts_status & ATH9K_TXERR_XRETRY) 921 TX_STAT_INC(qnum, xretries); 922 else 923 TX_STAT_INC(qnum, completed); 924 } 925 926 if (ts->ts_status & ATH9K_TXERR_FILT) 927 TX_STAT_INC(qnum, txerr_filtered); 928 if (ts->ts_status & ATH9K_TXERR_FIFO) 929 TX_STAT_INC(qnum, fifo_underrun); 930 if (ts->ts_status & ATH9K_TXERR_XTXOP) 931 TX_STAT_INC(qnum, xtxop); 932 if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED) 933 TX_STAT_INC(qnum, timer_exp); 934 if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR) 935 TX_STAT_INC(qnum, desc_cfg_err); 936 if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN) 937 TX_STAT_INC(qnum, data_underrun); 938 if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN) 939 TX_STAT_INC(qnum, delim_underrun); 940 } 941 942 static const struct file_operations fops_xmit = { 943 .read = read_file_xmit, 944 .open = simple_open, 945 .owner = THIS_MODULE, 946 .llseek = default_llseek, 947 }; 948 949 static const struct file_operations fops_queues = { 950 .read = read_file_queues, 951 .open = simple_open, 952 .owner = THIS_MODULE, 953 .llseek = default_llseek, 954 }; 955 956 static const struct file_operations fops_misc = { 957 .read = read_file_misc, 958 .open = simple_open, 959 .owner = THIS_MODULE, 960 .llseek = default_llseek, 961 }; 962 963 static const struct file_operations fops_reset = { 964 .read = read_file_reset, 965 .open = simple_open, 966 .owner = THIS_MODULE, 967 .llseek = default_llseek, 968 }; 969 970 static ssize_t read_file_recv(struct file *file, char __user *user_buf, 971 size_t count, loff_t *ppos) 972 { 973 #define PHY_ERR(s, p) \ 974 len += snprintf(buf + len, size - len, "%22s : %10u\n", s, \ 975 sc->debug.stats.rxstats.phy_err_stats[p]); 976 977 #define RXS_ERR(s, e) \ 978 do { \ 979 len += snprintf(buf + len, size - len, \ 980 "%22s : %10u\n", s, \ 981 sc->debug.stats.rxstats.e); \ 982 } while (0) 983 984 struct ath_softc *sc = file->private_data; 985 char *buf; 986 unsigned int len = 0, size = 1600; 987 ssize_t retval = 0; 988 989 buf = kzalloc(size, GFP_KERNEL); 990 if (buf == NULL) 991 return -ENOMEM; 992 993 RXS_ERR("CRC ERR", crc_err); 994 RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err); 995 RXS_ERR("PHY ERR", phy_err); 996 RXS_ERR("MIC ERR", mic_err); 997 RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err); 998 RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err); 999 RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err); 1000 RXS_ERR("RX-LENGTH-ERR", rx_len_err); 1001 RXS_ERR("RX-OOM-ERR", rx_oom_err); 1002 RXS_ERR("RX-RATE-ERR", rx_rate_err); 1003 RXS_ERR("RX-TOO-MANY-FRAGS", rx_too_many_frags_err); 1004 1005 PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN); 1006 PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING); 1007 PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY); 1008 PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE); 1009 PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH); 1010 PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR); 1011 PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE); 1012 PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR); 1013 PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING); 1014 PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY); 1015 PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL); 1016 PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL); 1017 PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP); 1018 PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE); 1019 PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART); 1020 PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT); 1021 PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING); 1022 PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC); 1023 PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL); 1024 PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE); 1025 PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART); 1026 PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL); 1027 PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP); 1028 PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR); 1029 PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL); 1030 PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL); 1031 1032 RXS_ERR("RX-Pkts-All", rx_pkts_all); 1033 RXS_ERR("RX-Bytes-All", rx_bytes_all); 1034 RXS_ERR("RX-Beacons", rx_beacons); 1035 RXS_ERR("RX-Frags", rx_frags); 1036 RXS_ERR("RX-Spectral", rx_spectral); 1037 1038 if (len > size) 1039 len = size; 1040 1041 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1042 kfree(buf); 1043 1044 return retval; 1045 1046 #undef RXS_ERR 1047 #undef PHY_ERR 1048 } 1049 1050 void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs) 1051 { 1052 #define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++ 1053 1054 RX_STAT_INC(rx_pkts_all); 1055 sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen; 1056 1057 if (rs->rs_status & ATH9K_RXERR_CRC) 1058 RX_STAT_INC(crc_err); 1059 if (rs->rs_status & ATH9K_RXERR_DECRYPT) 1060 RX_STAT_INC(decrypt_crc_err); 1061 if (rs->rs_status & ATH9K_RXERR_MIC) 1062 RX_STAT_INC(mic_err); 1063 if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE) 1064 RX_STAT_INC(pre_delim_crc_err); 1065 if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST) 1066 RX_STAT_INC(post_delim_crc_err); 1067 if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY) 1068 RX_STAT_INC(decrypt_busy_err); 1069 1070 if (rs->rs_status & ATH9K_RXERR_PHY) { 1071 RX_STAT_INC(phy_err); 1072 if (rs->rs_phyerr < ATH9K_PHYERR_MAX) 1073 RX_PHY_ERR_INC(rs->rs_phyerr); 1074 } 1075 1076 #undef RX_PHY_ERR_INC 1077 } 1078 1079 static const struct file_operations fops_recv = { 1080 .read = read_file_recv, 1081 .open = simple_open, 1082 .owner = THIS_MODULE, 1083 .llseek = default_llseek, 1084 }; 1085 1086 static ssize_t read_file_spec_scan_ctl(struct file *file, char __user *user_buf, 1087 size_t count, loff_t *ppos) 1088 { 1089 struct ath_softc *sc = file->private_data; 1090 char *mode = ""; 1091 unsigned int len; 1092 1093 switch (sc->spectral_mode) { 1094 case SPECTRAL_DISABLED: 1095 mode = "disable"; 1096 break; 1097 case SPECTRAL_BACKGROUND: 1098 mode = "background"; 1099 break; 1100 case SPECTRAL_CHANSCAN: 1101 mode = "chanscan"; 1102 break; 1103 case SPECTRAL_MANUAL: 1104 mode = "manual"; 1105 break; 1106 } 1107 len = strlen(mode); 1108 return simple_read_from_buffer(user_buf, count, ppos, mode, len); 1109 } 1110 1111 static ssize_t write_file_spec_scan_ctl(struct file *file, 1112 const char __user *user_buf, 1113 size_t count, loff_t *ppos) 1114 { 1115 struct ath_softc *sc = file->private_data; 1116 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 1117 char buf[32]; 1118 ssize_t len; 1119 1120 len = min(count, sizeof(buf) - 1); 1121 if (copy_from_user(buf, user_buf, len)) 1122 return -EFAULT; 1123 1124 buf[len] = '\0'; 1125 1126 if (strncmp("trigger", buf, 7) == 0) { 1127 ath9k_spectral_scan_trigger(sc->hw); 1128 } else if (strncmp("background", buf, 9) == 0) { 1129 ath9k_spectral_scan_config(sc->hw, SPECTRAL_BACKGROUND); 1130 ath_dbg(common, CONFIG, "spectral scan: background mode enabled\n"); 1131 } else if (strncmp("chanscan", buf, 8) == 0) { 1132 ath9k_spectral_scan_config(sc->hw, SPECTRAL_CHANSCAN); 1133 ath_dbg(common, CONFIG, "spectral scan: channel scan mode enabled\n"); 1134 } else if (strncmp("manual", buf, 6) == 0) { 1135 ath9k_spectral_scan_config(sc->hw, SPECTRAL_MANUAL); 1136 ath_dbg(common, CONFIG, "spectral scan: manual mode enabled\n"); 1137 } else if (strncmp("disable", buf, 7) == 0) { 1138 ath9k_spectral_scan_config(sc->hw, SPECTRAL_DISABLED); 1139 ath_dbg(common, CONFIG, "spectral scan: disabled\n"); 1140 } else { 1141 return -EINVAL; 1142 } 1143 1144 return count; 1145 } 1146 1147 static const struct file_operations fops_spec_scan_ctl = { 1148 .read = read_file_spec_scan_ctl, 1149 .write = write_file_spec_scan_ctl, 1150 .open = simple_open, 1151 .owner = THIS_MODULE, 1152 .llseek = default_llseek, 1153 }; 1154 1155 static ssize_t read_file_spectral_short_repeat(struct file *file, 1156 char __user *user_buf, 1157 size_t count, loff_t *ppos) 1158 { 1159 struct ath_softc *sc = file->private_data; 1160 char buf[32]; 1161 unsigned int len; 1162 1163 len = sprintf(buf, "%d\n", sc->spec_config.short_repeat); 1164 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1165 } 1166 1167 static ssize_t write_file_spectral_short_repeat(struct file *file, 1168 const char __user *user_buf, 1169 size_t count, loff_t *ppos) 1170 { 1171 struct ath_softc *sc = file->private_data; 1172 unsigned long val; 1173 char buf[32]; 1174 ssize_t len; 1175 1176 len = min(count, sizeof(buf) - 1); 1177 if (copy_from_user(buf, user_buf, len)) 1178 return -EFAULT; 1179 1180 buf[len] = '\0'; 1181 if (kstrtoul(buf, 0, &val)) 1182 return -EINVAL; 1183 1184 if (val < 0 || val > 1) 1185 return -EINVAL; 1186 1187 sc->spec_config.short_repeat = val; 1188 return count; 1189 } 1190 1191 static const struct file_operations fops_spectral_short_repeat = { 1192 .read = read_file_spectral_short_repeat, 1193 .write = write_file_spectral_short_repeat, 1194 .open = simple_open, 1195 .owner = THIS_MODULE, 1196 .llseek = default_llseek, 1197 }; 1198 1199 static ssize_t read_file_spectral_count(struct file *file, 1200 char __user *user_buf, 1201 size_t count, loff_t *ppos) 1202 { 1203 struct ath_softc *sc = file->private_data; 1204 char buf[32]; 1205 unsigned int len; 1206 1207 len = sprintf(buf, "%d\n", sc->spec_config.count); 1208 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1209 } 1210 1211 static ssize_t write_file_spectral_count(struct file *file, 1212 const char __user *user_buf, 1213 size_t count, loff_t *ppos) 1214 { 1215 struct ath_softc *sc = file->private_data; 1216 unsigned long val; 1217 char buf[32]; 1218 ssize_t len; 1219 1220 len = min(count, sizeof(buf) - 1); 1221 if (copy_from_user(buf, user_buf, len)) 1222 return -EFAULT; 1223 1224 buf[len] = '\0'; 1225 if (kstrtoul(buf, 0, &val)) 1226 return -EINVAL; 1227 1228 if (val < 0 || val > 255) 1229 return -EINVAL; 1230 1231 sc->spec_config.count = val; 1232 return count; 1233 } 1234 1235 static const struct file_operations fops_spectral_count = { 1236 .read = read_file_spectral_count, 1237 .write = write_file_spectral_count, 1238 .open = simple_open, 1239 .owner = THIS_MODULE, 1240 .llseek = default_llseek, 1241 }; 1242 1243 static ssize_t read_file_spectral_period(struct file *file, 1244 char __user *user_buf, 1245 size_t count, loff_t *ppos) 1246 { 1247 struct ath_softc *sc = file->private_data; 1248 char buf[32]; 1249 unsigned int len; 1250 1251 len = sprintf(buf, "%d\n", sc->spec_config.period); 1252 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1253 } 1254 1255 static ssize_t write_file_spectral_period(struct file *file, 1256 const char __user *user_buf, 1257 size_t count, loff_t *ppos) 1258 { 1259 struct ath_softc *sc = file->private_data; 1260 unsigned long val; 1261 char buf[32]; 1262 ssize_t len; 1263 1264 len = min(count, sizeof(buf) - 1); 1265 if (copy_from_user(buf, user_buf, len)) 1266 return -EFAULT; 1267 1268 buf[len] = '\0'; 1269 if (kstrtoul(buf, 0, &val)) 1270 return -EINVAL; 1271 1272 if (val < 0 || val > 255) 1273 return -EINVAL; 1274 1275 sc->spec_config.period = val; 1276 return count; 1277 } 1278 1279 static const struct file_operations fops_spectral_period = { 1280 .read = read_file_spectral_period, 1281 .write = write_file_spectral_period, 1282 .open = simple_open, 1283 .owner = THIS_MODULE, 1284 .llseek = default_llseek, 1285 }; 1286 1287 static ssize_t read_file_spectral_fft_period(struct file *file, 1288 char __user *user_buf, 1289 size_t count, loff_t *ppos) 1290 { 1291 struct ath_softc *sc = file->private_data; 1292 char buf[32]; 1293 unsigned int len; 1294 1295 len = sprintf(buf, "%d\n", sc->spec_config.fft_period); 1296 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1297 } 1298 1299 static ssize_t write_file_spectral_fft_period(struct file *file, 1300 const char __user *user_buf, 1301 size_t count, loff_t *ppos) 1302 { 1303 struct ath_softc *sc = file->private_data; 1304 unsigned long val; 1305 char buf[32]; 1306 ssize_t len; 1307 1308 len = min(count, sizeof(buf) - 1); 1309 if (copy_from_user(buf, user_buf, len)) 1310 return -EFAULT; 1311 1312 buf[len] = '\0'; 1313 if (kstrtoul(buf, 0, &val)) 1314 return -EINVAL; 1315 1316 if (val < 0 || val > 15) 1317 return -EINVAL; 1318 1319 sc->spec_config.fft_period = val; 1320 return count; 1321 } 1322 1323 static const struct file_operations fops_spectral_fft_period = { 1324 .read = read_file_spectral_fft_period, 1325 .write = write_file_spectral_fft_period, 1326 .open = simple_open, 1327 .owner = THIS_MODULE, 1328 .llseek = default_llseek, 1329 }; 1330 1331 static struct dentry *create_buf_file_handler(const char *filename, 1332 struct dentry *parent, 1333 umode_t mode, 1334 struct rchan_buf *buf, 1335 int *is_global) 1336 { 1337 struct dentry *buf_file; 1338 1339 buf_file = debugfs_create_file(filename, mode, parent, buf, 1340 &relay_file_operations); 1341 *is_global = 1; 1342 return buf_file; 1343 } 1344 1345 static int remove_buf_file_handler(struct dentry *dentry) 1346 { 1347 debugfs_remove(dentry); 1348 1349 return 0; 1350 } 1351 1352 void ath_debug_send_fft_sample(struct ath_softc *sc, 1353 struct fft_sample_tlv *fft_sample_tlv) 1354 { 1355 int length; 1356 if (!sc->rfs_chan_spec_scan) 1357 return; 1358 1359 length = __be16_to_cpu(fft_sample_tlv->length) + 1360 sizeof(*fft_sample_tlv); 1361 relay_write(sc->rfs_chan_spec_scan, fft_sample_tlv, length); 1362 } 1363 1364 static struct rchan_callbacks rfs_spec_scan_cb = { 1365 .create_buf_file = create_buf_file_handler, 1366 .remove_buf_file = remove_buf_file_handler, 1367 }; 1368 1369 1370 static ssize_t read_file_regidx(struct file *file, char __user *user_buf, 1371 size_t count, loff_t *ppos) 1372 { 1373 struct ath_softc *sc = file->private_data; 1374 char buf[32]; 1375 unsigned int len; 1376 1377 len = sprintf(buf, "0x%08x\n", sc->debug.regidx); 1378 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1379 } 1380 1381 static ssize_t write_file_regidx(struct file *file, const char __user *user_buf, 1382 size_t count, loff_t *ppos) 1383 { 1384 struct ath_softc *sc = file->private_data; 1385 unsigned long regidx; 1386 char buf[32]; 1387 ssize_t len; 1388 1389 len = min(count, sizeof(buf) - 1); 1390 if (copy_from_user(buf, user_buf, len)) 1391 return -EFAULT; 1392 1393 buf[len] = '\0'; 1394 if (kstrtoul(buf, 0, ®idx)) 1395 return -EINVAL; 1396 1397 sc->debug.regidx = regidx; 1398 return count; 1399 } 1400 1401 static const struct file_operations fops_regidx = { 1402 .read = read_file_regidx, 1403 .write = write_file_regidx, 1404 .open = simple_open, 1405 .owner = THIS_MODULE, 1406 .llseek = default_llseek, 1407 }; 1408 1409 static ssize_t read_file_regval(struct file *file, char __user *user_buf, 1410 size_t count, loff_t *ppos) 1411 { 1412 struct ath_softc *sc = file->private_data; 1413 struct ath_hw *ah = sc->sc_ah; 1414 char buf[32]; 1415 unsigned int len; 1416 u32 regval; 1417 1418 ath9k_ps_wakeup(sc); 1419 regval = REG_READ_D(ah, sc->debug.regidx); 1420 ath9k_ps_restore(sc); 1421 len = sprintf(buf, "0x%08x\n", regval); 1422 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1423 } 1424 1425 static ssize_t write_file_regval(struct file *file, const char __user *user_buf, 1426 size_t count, loff_t *ppos) 1427 { 1428 struct ath_softc *sc = file->private_data; 1429 struct ath_hw *ah = sc->sc_ah; 1430 unsigned long regval; 1431 char buf[32]; 1432 ssize_t len; 1433 1434 len = min(count, sizeof(buf) - 1); 1435 if (copy_from_user(buf, user_buf, len)) 1436 return -EFAULT; 1437 1438 buf[len] = '\0'; 1439 if (kstrtoul(buf, 0, ®val)) 1440 return -EINVAL; 1441 1442 ath9k_ps_wakeup(sc); 1443 REG_WRITE_D(ah, sc->debug.regidx, regval); 1444 ath9k_ps_restore(sc); 1445 return count; 1446 } 1447 1448 static const struct file_operations fops_regval = { 1449 .read = read_file_regval, 1450 .write = write_file_regval, 1451 .open = simple_open, 1452 .owner = THIS_MODULE, 1453 .llseek = default_llseek, 1454 }; 1455 1456 #define REGDUMP_LINE_SIZE 20 1457 1458 static int open_file_regdump(struct inode *inode, struct file *file) 1459 { 1460 struct ath_softc *sc = inode->i_private; 1461 unsigned int len = 0; 1462 u8 *buf; 1463 int i; 1464 unsigned long num_regs, regdump_len, max_reg_offset; 1465 1466 max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500; 1467 num_regs = max_reg_offset / 4 + 1; 1468 regdump_len = num_regs * REGDUMP_LINE_SIZE + 1; 1469 buf = vmalloc(regdump_len); 1470 if (!buf) 1471 return -ENOMEM; 1472 1473 ath9k_ps_wakeup(sc); 1474 for (i = 0; i < num_regs; i++) 1475 len += scnprintf(buf + len, regdump_len - len, 1476 "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2)); 1477 ath9k_ps_restore(sc); 1478 1479 file->private_data = buf; 1480 1481 return 0; 1482 } 1483 1484 static const struct file_operations fops_regdump = { 1485 .open = open_file_regdump, 1486 .read = ath9k_debugfs_read_buf, 1487 .release = ath9k_debugfs_release_buf, 1488 .owner = THIS_MODULE, 1489 .llseek = default_llseek,/* read accesses f_pos */ 1490 }; 1491 1492 static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf, 1493 size_t count, loff_t *ppos) 1494 { 1495 struct ath_softc *sc = file->private_data; 1496 struct ath_hw *ah = sc->sc_ah; 1497 struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist; 1498 struct ath_common *common = ath9k_hw_common(ah); 1499 struct ieee80211_conf *conf = &common->hw->conf; 1500 u32 len = 0, size = 1500; 1501 u32 i, j; 1502 ssize_t retval = 0; 1503 char *buf; 1504 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask; 1505 u8 nread; 1506 1507 buf = kzalloc(size, GFP_KERNEL); 1508 if (!buf) 1509 return -ENOMEM; 1510 1511 len += snprintf(buf + len, size - len, 1512 "Channel Noise Floor : %d\n", ah->noise); 1513 len += snprintf(buf + len, size - len, 1514 "Chain | privNF | # Readings | NF Readings\n"); 1515 for (i = 0; i < NUM_NF_READINGS; i++) { 1516 if (!(chainmask & (1 << i)) || 1517 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf))) 1518 continue; 1519 1520 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount; 1521 len += snprintf(buf + len, size - len, " %d\t %d\t %d\t\t", 1522 i, h[i].privNF, nread); 1523 for (j = 0; j < nread; j++) 1524 len += snprintf(buf + len, size - len, 1525 " %d", h[i].nfCalBuffer[j]); 1526 len += snprintf(buf + len, size - len, "\n"); 1527 } 1528 1529 if (len > size) 1530 len = size; 1531 1532 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1533 kfree(buf); 1534 1535 return retval; 1536 } 1537 1538 static const struct file_operations fops_dump_nfcal = { 1539 .read = read_file_dump_nfcal, 1540 .open = simple_open, 1541 .owner = THIS_MODULE, 1542 .llseek = default_llseek, 1543 }; 1544 1545 static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, 1546 size_t count, loff_t *ppos) 1547 { 1548 struct ath_softc *sc = file->private_data; 1549 struct ath_hw *ah = sc->sc_ah; 1550 u32 len = 0, size = 1500; 1551 ssize_t retval = 0; 1552 char *buf; 1553 1554 buf = kzalloc(size, GFP_KERNEL); 1555 if (!buf) 1556 return -ENOMEM; 1557 1558 len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size); 1559 1560 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1561 kfree(buf); 1562 1563 return retval; 1564 } 1565 1566 static const struct file_operations fops_base_eeprom = { 1567 .read = read_file_base_eeprom, 1568 .open = simple_open, 1569 .owner = THIS_MODULE, 1570 .llseek = default_llseek, 1571 }; 1572 1573 static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf, 1574 size_t count, loff_t *ppos) 1575 { 1576 struct ath_softc *sc = file->private_data; 1577 struct ath_hw *ah = sc->sc_ah; 1578 u32 len = 0, size = 6000; 1579 char *buf; 1580 size_t retval; 1581 1582 buf = kzalloc(size, GFP_KERNEL); 1583 if (buf == NULL) 1584 return -ENOMEM; 1585 1586 len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size); 1587 1588 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1589 kfree(buf); 1590 1591 return retval; 1592 } 1593 1594 static const struct file_operations fops_modal_eeprom = { 1595 .read = read_file_modal_eeprom, 1596 .open = simple_open, 1597 .owner = THIS_MODULE, 1598 .llseek = default_llseek, 1599 }; 1600 1601 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT 1602 static ssize_t read_file_btcoex(struct file *file, char __user *user_buf, 1603 size_t count, loff_t *ppos) 1604 { 1605 struct ath_softc *sc = file->private_data; 1606 u32 len = 0, size = 1500; 1607 char *buf; 1608 size_t retval; 1609 1610 buf = kzalloc(size, GFP_KERNEL); 1611 if (buf == NULL) 1612 return -ENOMEM; 1613 1614 if (!sc->sc_ah->common.btcoex_enabled) { 1615 len = snprintf(buf, size, "%s\n", 1616 "BTCOEX is disabled"); 1617 goto exit; 1618 } 1619 1620 len = ath9k_dump_btcoex(sc, buf, size); 1621 exit: 1622 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1623 kfree(buf); 1624 1625 return retval; 1626 } 1627 1628 static const struct file_operations fops_btcoex = { 1629 .read = read_file_btcoex, 1630 .open = simple_open, 1631 .owner = THIS_MODULE, 1632 .llseek = default_llseek, 1633 }; 1634 #endif 1635 1636 static ssize_t read_file_node_stat(struct file *file, char __user *user_buf, 1637 size_t count, loff_t *ppos) 1638 { 1639 struct ath_node *an = file->private_data; 1640 struct ath_softc *sc = an->sc; 1641 struct ath_atx_tid *tid; 1642 struct ath_atx_ac *ac; 1643 struct ath_txq *txq; 1644 u32 len = 0, size = 4096; 1645 char *buf; 1646 size_t retval; 1647 int tidno, acno; 1648 1649 buf = kzalloc(size, GFP_KERNEL); 1650 if (buf == NULL) 1651 return -ENOMEM; 1652 1653 if (!an->sta->ht_cap.ht_supported) { 1654 len = snprintf(buf, size, "%s\n", 1655 "HT not supported"); 1656 goto exit; 1657 } 1658 1659 len = snprintf(buf, size, "Max-AMPDU: %d\n", 1660 an->maxampdu); 1661 len += snprintf(buf + len, size - len, "MPDU Density: %d\n\n", 1662 an->mpdudensity); 1663 1664 len += snprintf(buf + len, size - len, 1665 "%2s%7s\n", "AC", "SCHED"); 1666 1667 for (acno = 0, ac = &an->ac[acno]; 1668 acno < IEEE80211_NUM_ACS; acno++, ac++) { 1669 txq = ac->txq; 1670 ath_txq_lock(sc, txq); 1671 len += snprintf(buf + len, size - len, 1672 "%2d%7d\n", 1673 acno, ac->sched); 1674 ath_txq_unlock(sc, txq); 1675 } 1676 1677 len += snprintf(buf + len, size - len, 1678 "\n%3s%11s%10s%10s%10s%10s%9s%6s%8s\n", 1679 "TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE", 1680 "BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED"); 1681 1682 for (tidno = 0, tid = &an->tid[tidno]; 1683 tidno < IEEE80211_NUM_TIDS; tidno++, tid++) { 1684 txq = tid->ac->txq; 1685 ath_txq_lock(sc, txq); 1686 len += snprintf(buf + len, size - len, 1687 "%3d%11d%10d%10d%10d%10d%9d%6d%8d\n", 1688 tid->tidno, tid->seq_start, tid->seq_next, 1689 tid->baw_size, tid->baw_head, tid->baw_tail, 1690 tid->bar_index, tid->sched, tid->paused); 1691 ath_txq_unlock(sc, txq); 1692 } 1693 exit: 1694 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1695 kfree(buf); 1696 1697 return retval; 1698 } 1699 1700 static const struct file_operations fops_node_stat = { 1701 .read = read_file_node_stat, 1702 .open = simple_open, 1703 .owner = THIS_MODULE, 1704 .llseek = default_llseek, 1705 }; 1706 1707 void ath9k_sta_add_debugfs(struct ieee80211_hw *hw, 1708 struct ieee80211_vif *vif, 1709 struct ieee80211_sta *sta, 1710 struct dentry *dir) 1711 { 1712 struct ath_node *an = (struct ath_node *)sta->drv_priv; 1713 an->node_stat = debugfs_create_file("node_stat", S_IRUGO, 1714 dir, an, &fops_node_stat); 1715 } 1716 1717 void ath9k_sta_remove_debugfs(struct ieee80211_hw *hw, 1718 struct ieee80211_vif *vif, 1719 struct ieee80211_sta *sta, 1720 struct dentry *dir) 1721 { 1722 struct ath_node *an = (struct ath_node *)sta->drv_priv; 1723 debugfs_remove(an->node_stat); 1724 } 1725 1726 /* Ethtool support for get-stats */ 1727 1728 #define AMKSTR(nm) #nm "_BE", #nm "_BK", #nm "_VI", #nm "_VO" 1729 static const char ath9k_gstrings_stats[][ETH_GSTRING_LEN] = { 1730 "tx_pkts_nic", 1731 "tx_bytes_nic", 1732 "rx_pkts_nic", 1733 "rx_bytes_nic", 1734 AMKSTR(d_tx_pkts), 1735 AMKSTR(d_tx_bytes), 1736 AMKSTR(d_tx_mpdus_queued), 1737 AMKSTR(d_tx_mpdus_completed), 1738 AMKSTR(d_tx_mpdu_xretries), 1739 AMKSTR(d_tx_aggregates), 1740 AMKSTR(d_tx_ampdus_queued_hw), 1741 AMKSTR(d_tx_ampdus_queued_sw), 1742 AMKSTR(d_tx_ampdus_completed), 1743 AMKSTR(d_tx_ampdu_retries), 1744 AMKSTR(d_tx_ampdu_xretries), 1745 AMKSTR(d_tx_fifo_underrun), 1746 AMKSTR(d_tx_op_exceeded), 1747 AMKSTR(d_tx_timer_expiry), 1748 AMKSTR(d_tx_desc_cfg_err), 1749 AMKSTR(d_tx_data_underrun), 1750 AMKSTR(d_tx_delim_underrun), 1751 "d_rx_crc_err", 1752 "d_rx_decrypt_crc_err", 1753 "d_rx_phy_err", 1754 "d_rx_mic_err", 1755 "d_rx_pre_delim_crc_err", 1756 "d_rx_post_delim_crc_err", 1757 "d_rx_decrypt_busy_err", 1758 1759 "d_rx_phyerr_radar", 1760 "d_rx_phyerr_ofdm_timing", 1761 "d_rx_phyerr_cck_timing", 1762 1763 }; 1764 #define ATH9K_SSTATS_LEN ARRAY_SIZE(ath9k_gstrings_stats) 1765 1766 void ath9k_get_et_strings(struct ieee80211_hw *hw, 1767 struct ieee80211_vif *vif, 1768 u32 sset, u8 *data) 1769 { 1770 if (sset == ETH_SS_STATS) 1771 memcpy(data, *ath9k_gstrings_stats, 1772 sizeof(ath9k_gstrings_stats)); 1773 } 1774 1775 int ath9k_get_et_sset_count(struct ieee80211_hw *hw, 1776 struct ieee80211_vif *vif, int sset) 1777 { 1778 if (sset == ETH_SS_STATS) 1779 return ATH9K_SSTATS_LEN; 1780 return 0; 1781 } 1782 1783 #define AWDATA(elem) \ 1784 do { \ 1785 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].elem; \ 1786 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].elem; \ 1787 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].elem; \ 1788 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].elem; \ 1789 } while (0) 1790 1791 #define AWDATA_RX(elem) \ 1792 do { \ 1793 data[i++] = sc->debug.stats.rxstats.elem; \ 1794 } while (0) 1795 1796 void ath9k_get_et_stats(struct ieee80211_hw *hw, 1797 struct ieee80211_vif *vif, 1798 struct ethtool_stats *stats, u64 *data) 1799 { 1800 struct ath_softc *sc = hw->priv; 1801 int i = 0; 1802 1803 data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_pkts_all + 1804 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_pkts_all + 1805 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_pkts_all + 1806 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_pkts_all); 1807 data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_bytes_all + 1808 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_bytes_all + 1809 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_bytes_all + 1810 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_bytes_all); 1811 AWDATA_RX(rx_pkts_all); 1812 AWDATA_RX(rx_bytes_all); 1813 1814 AWDATA(tx_pkts_all); 1815 AWDATA(tx_bytes_all); 1816 AWDATA(queued); 1817 AWDATA(completed); 1818 AWDATA(xretries); 1819 AWDATA(a_aggr); 1820 AWDATA(a_queued_hw); 1821 AWDATA(a_queued_sw); 1822 AWDATA(a_completed); 1823 AWDATA(a_retries); 1824 AWDATA(a_xretries); 1825 AWDATA(fifo_underrun); 1826 AWDATA(xtxop); 1827 AWDATA(timer_exp); 1828 AWDATA(desc_cfg_err); 1829 AWDATA(data_underrun); 1830 AWDATA(delim_underrun); 1831 1832 AWDATA_RX(crc_err); 1833 AWDATA_RX(decrypt_crc_err); 1834 AWDATA_RX(phy_err); 1835 AWDATA_RX(mic_err); 1836 AWDATA_RX(pre_delim_crc_err); 1837 AWDATA_RX(post_delim_crc_err); 1838 AWDATA_RX(decrypt_busy_err); 1839 1840 AWDATA_RX(phy_err_stats[ATH9K_PHYERR_RADAR]); 1841 AWDATA_RX(phy_err_stats[ATH9K_PHYERR_OFDM_TIMING]); 1842 AWDATA_RX(phy_err_stats[ATH9K_PHYERR_CCK_TIMING]); 1843 1844 WARN_ON(i != ATH9K_SSTATS_LEN); 1845 } 1846 1847 void ath9k_deinit_debug(struct ath_softc *sc) 1848 { 1849 if (config_enabled(CONFIG_ATH9K_DEBUGFS) && sc->rfs_chan_spec_scan) { 1850 relay_close(sc->rfs_chan_spec_scan); 1851 sc->rfs_chan_spec_scan = NULL; 1852 } 1853 } 1854 1855 int ath9k_init_debug(struct ath_hw *ah) 1856 { 1857 struct ath_common *common = ath9k_hw_common(ah); 1858 struct ath_softc *sc = (struct ath_softc *) common->priv; 1859 1860 sc->debug.debugfs_phy = debugfs_create_dir("ath9k", 1861 sc->hw->wiphy->debugfsdir); 1862 if (!sc->debug.debugfs_phy) 1863 return -ENOMEM; 1864 1865 #ifdef CONFIG_ATH_DEBUG 1866 debugfs_create_file("debug", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1867 sc, &fops_debug); 1868 #endif 1869 1870 ath9k_dfs_init_debug(sc); 1871 1872 debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc, 1873 &fops_dma); 1874 debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc, 1875 &fops_interrupt); 1876 debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc, 1877 &fops_xmit); 1878 debugfs_create_file("queues", S_IRUSR, sc->debug.debugfs_phy, sc, 1879 &fops_queues); 1880 debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1881 &sc->tx.txq_max_pending[IEEE80211_AC_BK]); 1882 debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1883 &sc->tx.txq_max_pending[IEEE80211_AC_BE]); 1884 debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1885 &sc->tx.txq_max_pending[IEEE80211_AC_VI]); 1886 debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1887 &sc->tx.txq_max_pending[IEEE80211_AC_VO]); 1888 debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc, 1889 &fops_misc); 1890 debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc, 1891 &fops_reset); 1892 debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc, 1893 &fops_recv); 1894 debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR, 1895 sc->debug.debugfs_phy, sc, &fops_rx_chainmask); 1896 debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR, 1897 sc->debug.debugfs_phy, sc, &fops_tx_chainmask); 1898 debugfs_create_file("ani", S_IRUSR | S_IWUSR, 1899 sc->debug.debugfs_phy, sc, &fops_ani); 1900 debugfs_create_bool("paprd", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1901 &sc->sc_ah->config.enable_paprd); 1902 debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1903 sc, &fops_regidx); 1904 debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1905 sc, &fops_regval); 1906 debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR, 1907 sc->debug.debugfs_phy, 1908 &ah->config.cwm_ignore_extcca); 1909 debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc, 1910 &fops_regdump); 1911 debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc, 1912 &fops_dump_nfcal); 1913 debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, 1914 &fops_base_eeprom); 1915 debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, 1916 &fops_modal_eeprom); 1917 sc->rfs_chan_spec_scan = relay_open("spectral_scan", 1918 sc->debug.debugfs_phy, 1919 1024, 256, &rfs_spec_scan_cb, 1920 NULL); 1921 debugfs_create_file("spectral_scan_ctl", S_IRUSR | S_IWUSR, 1922 sc->debug.debugfs_phy, sc, 1923 &fops_spec_scan_ctl); 1924 debugfs_create_file("spectral_short_repeat", S_IRUSR | S_IWUSR, 1925 sc->debug.debugfs_phy, sc, 1926 &fops_spectral_short_repeat); 1927 debugfs_create_file("spectral_count", S_IRUSR | S_IWUSR, 1928 sc->debug.debugfs_phy, sc, &fops_spectral_count); 1929 debugfs_create_file("spectral_period", S_IRUSR | S_IWUSR, 1930 sc->debug.debugfs_phy, sc, &fops_spectral_period); 1931 debugfs_create_file("spectral_fft_period", S_IRUSR | S_IWUSR, 1932 sc->debug.debugfs_phy, sc, 1933 &fops_spectral_fft_period); 1934 debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR, 1935 sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask); 1936 debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR, 1937 sc->debug.debugfs_phy, &sc->sc_ah->gpio_val); 1938 debugfs_create_file("bt_ant_diversity", S_IRUSR | S_IWUSR, 1939 sc->debug.debugfs_phy, sc, &fops_bt_ant_diversity); 1940 debugfs_create_file("antenna_diversity", S_IRUSR, 1941 sc->debug.debugfs_phy, sc, &fops_antenna_diversity); 1942 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT 1943 debugfs_create_file("btcoex", S_IRUSR, sc->debug.debugfs_phy, sc, 1944 &fops_btcoex); 1945 #endif 1946 return 0; 1947 } 1948