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 92 static ssize_t read_file_ani(struct file *file, char __user *user_buf, 93 size_t count, loff_t *ppos) 94 { 95 struct ath_softc *sc = file->private_data; 96 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 97 struct ath_hw *ah = sc->sc_ah; 98 unsigned int len = 0, size = 1024; 99 ssize_t retval = 0; 100 char *buf; 101 102 buf = kzalloc(size, GFP_KERNEL); 103 if (buf == NULL) 104 return -ENOMEM; 105 106 if (common->disable_ani) { 107 len += snprintf(buf + len, size - len, "%s: %s\n", 108 "ANI", "DISABLED"); 109 goto exit; 110 } 111 112 len += snprintf(buf + len, size - len, "%15s: %s\n", 113 "ANI", "ENABLED"); 114 len += snprintf(buf + len, size - len, "%15s: %u\n", 115 "ANI RESET", ah->stats.ast_ani_reset); 116 len += snprintf(buf + len, size - len, "%15s: %u\n", 117 "SPUR UP", ah->stats.ast_ani_spurup); 118 len += snprintf(buf + len, size - len, "%15s: %u\n", 119 "SPUR DOWN", ah->stats.ast_ani_spurup); 120 len += snprintf(buf + len, size - len, "%15s: %u\n", 121 "OFDM WS-DET ON", ah->stats.ast_ani_ofdmon); 122 len += snprintf(buf + len, size - len, "%15s: %u\n", 123 "OFDM WS-DET OFF", ah->stats.ast_ani_ofdmoff); 124 len += snprintf(buf + len, size - len, "%15s: %u\n", 125 "MRC-CCK ON", ah->stats.ast_ani_ccklow); 126 len += snprintf(buf + len, size - len, "%15s: %u\n", 127 "MRC-CCK OFF", ah->stats.ast_ani_cckhigh); 128 len += snprintf(buf + len, size - len, "%15s: %u\n", 129 "FIR-STEP UP", ah->stats.ast_ani_stepup); 130 len += snprintf(buf + len, size - len, "%15s: %u\n", 131 "FIR-STEP DOWN", ah->stats.ast_ani_stepdown); 132 len += snprintf(buf + len, size - len, "%15s: %u\n", 133 "INV LISTENTIME", ah->stats.ast_ani_lneg_or_lzero); 134 len += snprintf(buf + len, size - len, "%15s: %u\n", 135 "OFDM ERRORS", ah->stats.ast_ani_ofdmerrs); 136 len += snprintf(buf + len, size - len, "%15s: %u\n", 137 "CCK ERRORS", ah->stats.ast_ani_cckerrs); 138 exit: 139 if (len > size) 140 len = size; 141 142 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 143 kfree(buf); 144 145 return retval; 146 } 147 148 static ssize_t write_file_ani(struct file *file, 149 const char __user *user_buf, 150 size_t count, loff_t *ppos) 151 { 152 struct ath_softc *sc = file->private_data; 153 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 154 unsigned long ani; 155 char buf[32]; 156 ssize_t len; 157 158 len = min(count, sizeof(buf) - 1); 159 if (copy_from_user(buf, user_buf, len)) 160 return -EFAULT; 161 162 buf[len] = '\0'; 163 if (kstrtoul(buf, 0, &ani)) 164 return -EINVAL; 165 166 if (ani < 0 || ani > 1) 167 return -EINVAL; 168 169 common->disable_ani = !ani; 170 171 if (common->disable_ani) { 172 clear_bit(SC_OP_ANI_RUN, &sc->sc_flags); 173 ath_stop_ani(sc); 174 } else { 175 ath_check_ani(sc); 176 } 177 178 return count; 179 } 180 181 static const struct file_operations fops_ani = { 182 .read = read_file_ani, 183 .write = write_file_ani, 184 .open = simple_open, 185 .owner = THIS_MODULE, 186 .llseek = default_llseek, 187 }; 188 189 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT 190 191 static ssize_t read_file_bt_ant_diversity(struct file *file, 192 char __user *user_buf, 193 size_t count, loff_t *ppos) 194 { 195 struct ath_softc *sc = file->private_data; 196 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 197 char buf[32]; 198 unsigned int len; 199 200 len = sprintf(buf, "%d\n", common->bt_ant_diversity); 201 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 202 } 203 204 static ssize_t write_file_bt_ant_diversity(struct file *file, 205 const char __user *user_buf, 206 size_t count, loff_t *ppos) 207 { 208 struct ath_softc *sc = file->private_data; 209 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 210 struct ath9k_hw_capabilities *pCap = &sc->sc_ah->caps; 211 unsigned long bt_ant_diversity; 212 char buf[32]; 213 ssize_t len; 214 215 len = min(count, sizeof(buf) - 1); 216 if (copy_from_user(buf, user_buf, len)) 217 return -EFAULT; 218 219 if (!(pCap->hw_caps & ATH9K_HW_CAP_BT_ANT_DIV)) 220 goto exit; 221 222 buf[len] = '\0'; 223 if (kstrtoul(buf, 0, &bt_ant_diversity)) 224 return -EINVAL; 225 226 common->bt_ant_diversity = !!bt_ant_diversity; 227 ath9k_ps_wakeup(sc); 228 ath9k_hw_set_bt_ant_diversity(sc->sc_ah, common->bt_ant_diversity); 229 ath_dbg(common, CONFIG, "Enable WLAN/BT RX Antenna diversity: %d\n", 230 common->bt_ant_diversity); 231 ath9k_ps_restore(sc); 232 exit: 233 return count; 234 } 235 236 static const struct file_operations fops_bt_ant_diversity = { 237 .read = read_file_bt_ant_diversity, 238 .write = write_file_bt_ant_diversity, 239 .open = simple_open, 240 .owner = THIS_MODULE, 241 .llseek = default_llseek, 242 }; 243 244 #endif 245 246 void ath9k_debug_stat_ant(struct ath_softc *sc, 247 struct ath_hw_antcomb_conf *div_ant_conf, 248 int main_rssi_avg, int alt_rssi_avg) 249 { 250 struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN]; 251 struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT]; 252 253 as_main->lna_attempt_cnt[div_ant_conf->main_lna_conf]++; 254 as_alt->lna_attempt_cnt[div_ant_conf->alt_lna_conf]++; 255 256 as_main->rssi_avg = main_rssi_avg; 257 as_alt->rssi_avg = alt_rssi_avg; 258 } 259 260 static ssize_t read_file_antenna_diversity(struct file *file, 261 char __user *user_buf, 262 size_t count, loff_t *ppos) 263 { 264 struct ath_softc *sc = file->private_data; 265 struct ath_hw *ah = sc->sc_ah; 266 struct ath9k_hw_capabilities *pCap = &ah->caps; 267 struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN]; 268 struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT]; 269 struct ath_hw_antcomb_conf div_ant_conf; 270 unsigned int len = 0, size = 1024; 271 ssize_t retval = 0; 272 char *buf; 273 char *lna_conf_str[4] = {"LNA1_MINUS_LNA2", 274 "LNA2", 275 "LNA1", 276 "LNA1_PLUS_LNA2"}; 277 278 buf = kzalloc(size, GFP_KERNEL); 279 if (buf == NULL) 280 return -ENOMEM; 281 282 if (!(pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB)) { 283 len += snprintf(buf + len, size - len, "%s\n", 284 "Antenna Diversity Combining is disabled"); 285 goto exit; 286 } 287 288 ath9k_ps_wakeup(sc); 289 ath9k_hw_antdiv_comb_conf_get(ah, &div_ant_conf); 290 len += snprintf(buf + len, size - len, "Current MAIN config : %s\n", 291 lna_conf_str[div_ant_conf.main_lna_conf]); 292 len += snprintf(buf + len, size - len, "Current ALT config : %s\n", 293 lna_conf_str[div_ant_conf.alt_lna_conf]); 294 len += snprintf(buf + len, size - len, "Average MAIN RSSI : %d\n", 295 as_main->rssi_avg); 296 len += snprintf(buf + len, size - len, "Average ALT RSSI : %d\n\n", 297 as_alt->rssi_avg); 298 ath9k_ps_restore(sc); 299 300 len += snprintf(buf + len, size - len, "Packet Receive Cnt:\n"); 301 len += snprintf(buf + len, size - len, "-------------------\n"); 302 303 len += snprintf(buf + len, size - len, "%30s%15s\n", 304 "MAIN", "ALT"); 305 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 306 "TOTAL COUNT", 307 as_main->recv_cnt, 308 as_alt->recv_cnt); 309 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 310 "LNA1", 311 as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1], 312 as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1]); 313 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 314 "LNA2", 315 as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2], 316 as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2]); 317 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 318 "LNA1 + LNA2", 319 as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], 320 as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); 321 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 322 "LNA1 - LNA2", 323 as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], 324 as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); 325 326 len += snprintf(buf + len, size - len, "\nLNA Config Attempts:\n"); 327 len += snprintf(buf + len, size - len, "--------------------\n"); 328 329 len += snprintf(buf + len, size - len, "%30s%15s\n", 330 "MAIN", "ALT"); 331 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 332 "LNA1", 333 as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1], 334 as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1]); 335 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 336 "LNA2", 337 as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2], 338 as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2]); 339 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 340 "LNA1 + LNA2", 341 as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], 342 as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); 343 len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", 344 "LNA1 - LNA2", 345 as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], 346 as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); 347 348 exit: 349 if (len > size) 350 len = size; 351 352 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 353 kfree(buf); 354 355 return retval; 356 } 357 358 static const struct file_operations fops_antenna_diversity = { 359 .read = read_file_antenna_diversity, 360 .open = simple_open, 361 .owner = THIS_MODULE, 362 .llseek = default_llseek, 363 }; 364 365 static ssize_t read_file_dma(struct file *file, char __user *user_buf, 366 size_t count, loff_t *ppos) 367 { 368 struct ath_softc *sc = file->private_data; 369 struct ath_hw *ah = sc->sc_ah; 370 char *buf; 371 int retval; 372 unsigned int len = 0; 373 u32 val[ATH9K_NUM_DMA_DEBUG_REGS]; 374 int i, qcuOffset = 0, dcuOffset = 0; 375 u32 *qcuBase = &val[0], *dcuBase = &val[4]; 376 377 buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL); 378 if (!buf) 379 return -ENOMEM; 380 381 ath9k_ps_wakeup(sc); 382 383 REG_WRITE_D(ah, AR_MACMISC, 384 ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | 385 (AR_MACMISC_MISC_OBS_BUS_1 << 386 AR_MACMISC_MISC_OBS_BUS_MSB_S))); 387 388 len += snprintf(buf + len, DMA_BUF_LEN - len, 389 "Raw DMA Debug values:\n"); 390 391 for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) { 392 if (i % 4 == 0) 393 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); 394 395 val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32))); 396 len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ", 397 i, val[i]); 398 } 399 400 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n"); 401 len += snprintf(buf + len, DMA_BUF_LEN - len, 402 "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); 403 404 for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) { 405 if (i == 8) { 406 qcuOffset = 0; 407 qcuBase++; 408 } 409 410 if (i == 6) { 411 dcuOffset = 0; 412 dcuBase++; 413 } 414 415 len += snprintf(buf + len, DMA_BUF_LEN - len, 416 "%2d %2x %1x %2x %2x\n", 417 i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, 418 (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3), 419 val[2] & (0x7 << (i * 3)) >> (i * 3), 420 (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); 421 } 422 423 len += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); 424 425 len += snprintf(buf + len, DMA_BUF_LEN - len, 426 "qcu_stitch state: %2x qcu_fetch state: %2x\n", 427 (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22); 428 len += snprintf(buf + len, DMA_BUF_LEN - len, 429 "qcu_complete state: %2x dcu_complete state: %2x\n", 430 (val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); 431 len += snprintf(buf + len, DMA_BUF_LEN - len, 432 "dcu_arb state: %2x dcu_fp state: %2x\n", 433 (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27); 434 len += snprintf(buf + len, DMA_BUF_LEN - len, 435 "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n", 436 (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10); 437 len += snprintf(buf + len, DMA_BUF_LEN - len, 438 "txfifo_valid_0: %1d txfifo_valid_1: %1d\n", 439 (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12); 440 len += snprintf(buf + len, DMA_BUF_LEN - len, 441 "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n", 442 (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17); 443 444 len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n", 445 REG_READ_D(ah, AR_OBS_BUS_1)); 446 len += snprintf(buf + len, DMA_BUF_LEN - len, 447 "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR)); 448 449 ath9k_ps_restore(sc); 450 451 if (len > DMA_BUF_LEN) 452 len = DMA_BUF_LEN; 453 454 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 455 kfree(buf); 456 return retval; 457 } 458 459 static const struct file_operations fops_dma = { 460 .read = read_file_dma, 461 .open = simple_open, 462 .owner = THIS_MODULE, 463 .llseek = default_llseek, 464 }; 465 466 467 void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status) 468 { 469 if (status) 470 sc->debug.stats.istats.total++; 471 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { 472 if (status & ATH9K_INT_RXLP) 473 sc->debug.stats.istats.rxlp++; 474 if (status & ATH9K_INT_RXHP) 475 sc->debug.stats.istats.rxhp++; 476 if (status & ATH9K_INT_BB_WATCHDOG) 477 sc->debug.stats.istats.bb_watchdog++; 478 } else { 479 if (status & ATH9K_INT_RX) 480 sc->debug.stats.istats.rxok++; 481 } 482 if (status & ATH9K_INT_RXEOL) 483 sc->debug.stats.istats.rxeol++; 484 if (status & ATH9K_INT_RXORN) 485 sc->debug.stats.istats.rxorn++; 486 if (status & ATH9K_INT_TX) 487 sc->debug.stats.istats.txok++; 488 if (status & ATH9K_INT_TXURN) 489 sc->debug.stats.istats.txurn++; 490 if (status & ATH9K_INT_RXPHY) 491 sc->debug.stats.istats.rxphyerr++; 492 if (status & ATH9K_INT_RXKCM) 493 sc->debug.stats.istats.rx_keycache_miss++; 494 if (status & ATH9K_INT_SWBA) 495 sc->debug.stats.istats.swba++; 496 if (status & ATH9K_INT_BMISS) 497 sc->debug.stats.istats.bmiss++; 498 if (status & ATH9K_INT_BNR) 499 sc->debug.stats.istats.bnr++; 500 if (status & ATH9K_INT_CST) 501 sc->debug.stats.istats.cst++; 502 if (status & ATH9K_INT_GTT) 503 sc->debug.stats.istats.gtt++; 504 if (status & ATH9K_INT_TIM) 505 sc->debug.stats.istats.tim++; 506 if (status & ATH9K_INT_CABEND) 507 sc->debug.stats.istats.cabend++; 508 if (status & ATH9K_INT_DTIMSYNC) 509 sc->debug.stats.istats.dtimsync++; 510 if (status & ATH9K_INT_DTIM) 511 sc->debug.stats.istats.dtim++; 512 if (status & ATH9K_INT_TSFOOR) 513 sc->debug.stats.istats.tsfoor++; 514 if (status & ATH9K_INT_MCI) 515 sc->debug.stats.istats.mci++; 516 if (status & ATH9K_INT_GENTIMER) 517 sc->debug.stats.istats.gen_timer++; 518 } 519 520 static ssize_t read_file_interrupt(struct file *file, char __user *user_buf, 521 size_t count, loff_t *ppos) 522 { 523 struct ath_softc *sc = file->private_data; 524 unsigned int len = 0; 525 int rv; 526 int mxlen = 4000; 527 char *buf = kmalloc(mxlen, GFP_KERNEL); 528 if (!buf) 529 return -ENOMEM; 530 531 #define PR_IS(a, s) \ 532 do { \ 533 len += snprintf(buf + len, mxlen - len, \ 534 "%21s: %10u\n", a, \ 535 sc->debug.stats.istats.s); \ 536 } while (0) 537 538 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { 539 PR_IS("RXLP", rxlp); 540 PR_IS("RXHP", rxhp); 541 PR_IS("WATHDOG", bb_watchdog); 542 } else { 543 PR_IS("RX", rxok); 544 } 545 PR_IS("RXEOL", rxeol); 546 PR_IS("RXORN", rxorn); 547 PR_IS("TX", txok); 548 PR_IS("TXURN", txurn); 549 PR_IS("MIB", mib); 550 PR_IS("RXPHY", rxphyerr); 551 PR_IS("RXKCM", rx_keycache_miss); 552 PR_IS("SWBA", swba); 553 PR_IS("BMISS", bmiss); 554 PR_IS("BNR", bnr); 555 PR_IS("CST", cst); 556 PR_IS("GTT", gtt); 557 PR_IS("TIM", tim); 558 PR_IS("CABEND", cabend); 559 PR_IS("DTIMSYNC", dtimsync); 560 PR_IS("DTIM", dtim); 561 PR_IS("TSFOOR", tsfoor); 562 PR_IS("MCI", mci); 563 PR_IS("GENTIMER", gen_timer); 564 PR_IS("TOTAL", total); 565 566 len += snprintf(buf + len, mxlen - len, 567 "SYNC_CAUSE stats:\n"); 568 569 PR_IS("Sync-All", sync_cause_all); 570 PR_IS("RTC-IRQ", sync_rtc_irq); 571 PR_IS("MAC-IRQ", sync_mac_irq); 572 PR_IS("EEPROM-Illegal-Access", eeprom_illegal_access); 573 PR_IS("APB-Timeout", apb_timeout); 574 PR_IS("PCI-Mode-Conflict", pci_mode_conflict); 575 PR_IS("HOST1-Fatal", host1_fatal); 576 PR_IS("HOST1-Perr", host1_perr); 577 PR_IS("TRCV-FIFO-Perr", trcv_fifo_perr); 578 PR_IS("RADM-CPL-EP", radm_cpl_ep); 579 PR_IS("RADM-CPL-DLLP-Abort", radm_cpl_dllp_abort); 580 PR_IS("RADM-CPL-TLP-Abort", radm_cpl_tlp_abort); 581 PR_IS("RADM-CPL-ECRC-Err", radm_cpl_ecrc_err); 582 PR_IS("RADM-CPL-Timeout", radm_cpl_timeout); 583 PR_IS("Local-Bus-Timeout", local_timeout); 584 PR_IS("PM-Access", pm_access); 585 PR_IS("MAC-Awake", mac_awake); 586 PR_IS("MAC-Asleep", mac_asleep); 587 PR_IS("MAC-Sleep-Access", mac_sleep_access); 588 589 if (len > mxlen) 590 len = mxlen; 591 592 rv = simple_read_from_buffer(user_buf, count, ppos, buf, len); 593 kfree(buf); 594 return rv; 595 } 596 597 static const struct file_operations fops_interrupt = { 598 .read = read_file_interrupt, 599 .open = simple_open, 600 .owner = THIS_MODULE, 601 .llseek = default_llseek, 602 }; 603 604 static ssize_t read_file_xmit(struct file *file, char __user *user_buf, 605 size_t count, loff_t *ppos) 606 { 607 struct ath_softc *sc = file->private_data; 608 char *buf; 609 unsigned int len = 0, size = 2048; 610 ssize_t retval = 0; 611 612 buf = kzalloc(size, GFP_KERNEL); 613 if (buf == NULL) 614 return -ENOMEM; 615 616 len += sprintf(buf, "%30s %10s%10s%10s\n\n", 617 "BE", "BK", "VI", "VO"); 618 619 PR("MPDUs Queued: ", queued); 620 PR("MPDUs Completed: ", completed); 621 PR("MPDUs XRetried: ", xretries); 622 PR("Aggregates: ", a_aggr); 623 PR("AMPDUs Queued HW:", a_queued_hw); 624 PR("AMPDUs Queued SW:", a_queued_sw); 625 PR("AMPDUs Completed:", a_completed); 626 PR("AMPDUs Retried: ", a_retries); 627 PR("AMPDUs XRetried: ", a_xretries); 628 PR("TXERR Filtered: ", txerr_filtered); 629 PR("FIFO Underrun: ", fifo_underrun); 630 PR("TXOP Exceeded: ", xtxop); 631 PR("TXTIMER Expiry: ", timer_exp); 632 PR("DESC CFG Error: ", desc_cfg_err); 633 PR("DATA Underrun: ", data_underrun); 634 PR("DELIM Underrun: ", delim_underrun); 635 PR("TX-Pkts-All: ", tx_pkts_all); 636 PR("TX-Bytes-All: ", tx_bytes_all); 637 PR("HW-put-tx-buf: ", puttxbuf); 638 PR("HW-tx-start: ", txstart); 639 PR("HW-tx-proc-desc: ", txprocdesc); 640 PR("TX-Failed: ", txfailed); 641 642 if (len > size) 643 len = size; 644 645 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 646 kfree(buf); 647 648 return retval; 649 } 650 651 static ssize_t print_queue(struct ath_softc *sc, struct ath_txq *txq, 652 char *buf, ssize_t size) 653 { 654 ssize_t len = 0; 655 656 ath_txq_lock(sc, txq); 657 658 len += snprintf(buf + len, size - len, "%s: %d ", 659 "qnum", txq->axq_qnum); 660 len += snprintf(buf + len, size - len, "%s: %2d ", 661 "qdepth", txq->axq_depth); 662 len += snprintf(buf + len, size - len, "%s: %2d ", 663 "ampdu-depth", txq->axq_ampdu_depth); 664 len += snprintf(buf + len, size - len, "%s: %3d ", 665 "pending", txq->pending_frames); 666 len += snprintf(buf + len, size - len, "%s: %d\n", 667 "stopped", txq->stopped); 668 669 ath_txq_unlock(sc, txq); 670 return len; 671 } 672 673 static ssize_t read_file_queues(struct file *file, char __user *user_buf, 674 size_t count, loff_t *ppos) 675 { 676 struct ath_softc *sc = file->private_data; 677 struct ath_txq *txq; 678 char *buf; 679 unsigned int len = 0, size = 1024; 680 ssize_t retval = 0; 681 int i; 682 char *qname[4] = {"VO", "VI", "BE", "BK"}; 683 684 buf = kzalloc(size, GFP_KERNEL); 685 if (buf == NULL) 686 return -ENOMEM; 687 688 for (i = 0; i < IEEE80211_NUM_ACS; i++) { 689 txq = sc->tx.txq_map[i]; 690 len += snprintf(buf + len, size - len, "(%s): ", qname[i]); 691 len += print_queue(sc, txq, buf + len, size - len); 692 } 693 694 len += snprintf(buf + len, size - len, "(CAB): "); 695 len += print_queue(sc, sc->beacon.cabq, buf + len, size - len); 696 697 if (len > size) 698 len = size; 699 700 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 701 kfree(buf); 702 703 return retval; 704 } 705 706 static ssize_t read_file_misc(struct file *file, char __user *user_buf, 707 size_t count, loff_t *ppos) 708 { 709 struct ath_softc *sc = file->private_data; 710 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 711 struct ieee80211_hw *hw = sc->hw; 712 struct ath9k_vif_iter_data iter_data; 713 char buf[512]; 714 unsigned int len = 0; 715 ssize_t retval = 0; 716 unsigned int reg; 717 u32 rxfilter; 718 719 len += snprintf(buf + len, sizeof(buf) - len, 720 "BSSID: %pM\n", common->curbssid); 721 len += snprintf(buf + len, sizeof(buf) - len, 722 "BSSID-MASK: %pM\n", common->bssidmask); 723 len += snprintf(buf + len, sizeof(buf) - len, 724 "OPMODE: %s\n", ath_opmode_to_string(sc->sc_ah->opmode)); 725 726 ath9k_ps_wakeup(sc); 727 rxfilter = ath9k_hw_getrxfilter(sc->sc_ah); 728 ath9k_ps_restore(sc); 729 730 len += snprintf(buf + len, sizeof(buf) - len, 731 "RXFILTER: 0x%x", rxfilter); 732 733 if (rxfilter & ATH9K_RX_FILTER_UCAST) 734 len += snprintf(buf + len, sizeof(buf) - len, " UCAST"); 735 if (rxfilter & ATH9K_RX_FILTER_MCAST) 736 len += snprintf(buf + len, sizeof(buf) - len, " MCAST"); 737 if (rxfilter & ATH9K_RX_FILTER_BCAST) 738 len += snprintf(buf + len, sizeof(buf) - len, " BCAST"); 739 if (rxfilter & ATH9K_RX_FILTER_CONTROL) 740 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL"); 741 if (rxfilter & ATH9K_RX_FILTER_BEACON) 742 len += snprintf(buf + len, sizeof(buf) - len, " BEACON"); 743 if (rxfilter & ATH9K_RX_FILTER_PROM) 744 len += snprintf(buf + len, sizeof(buf) - len, " PROM"); 745 if (rxfilter & ATH9K_RX_FILTER_PROBEREQ) 746 len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ"); 747 if (rxfilter & ATH9K_RX_FILTER_PHYERR) 748 len += snprintf(buf + len, sizeof(buf) - len, " PHYERR"); 749 if (rxfilter & ATH9K_RX_FILTER_MYBEACON) 750 len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON"); 751 if (rxfilter & ATH9K_RX_FILTER_COMP_BAR) 752 len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR"); 753 if (rxfilter & ATH9K_RX_FILTER_PSPOLL) 754 len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL"); 755 if (rxfilter & ATH9K_RX_FILTER_PHYRADAR) 756 len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR"); 757 if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL) 758 len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL"); 759 if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER) 760 len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER"); 761 762 len += snprintf(buf + len, sizeof(buf) - len, "\n"); 763 764 reg = sc->sc_ah->imask; 765 766 len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg); 767 768 if (reg & ATH9K_INT_SWBA) 769 len += snprintf(buf + len, sizeof(buf) - len, " SWBA"); 770 if (reg & ATH9K_INT_BMISS) 771 len += snprintf(buf + len, sizeof(buf) - len, " BMISS"); 772 if (reg & ATH9K_INT_CST) 773 len += snprintf(buf + len, sizeof(buf) - len, " CST"); 774 if (reg & ATH9K_INT_RX) 775 len += snprintf(buf + len, sizeof(buf) - len, " RX"); 776 if (reg & ATH9K_INT_RXHP) 777 len += snprintf(buf + len, sizeof(buf) - len, " RXHP"); 778 if (reg & ATH9K_INT_RXLP) 779 len += snprintf(buf + len, sizeof(buf) - len, " RXLP"); 780 if (reg & ATH9K_INT_BB_WATCHDOG) 781 len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG"); 782 783 len += snprintf(buf + len, sizeof(buf) - len, "\n"); 784 785 ath9k_calculate_iter_data(hw, NULL, &iter_data); 786 787 len += snprintf(buf + len, sizeof(buf) - len, 788 "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i" 789 " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n", 790 iter_data.naps, iter_data.nstations, iter_data.nmeshes, 791 iter_data.nwds, iter_data.nadhocs, 792 sc->nvifs, sc->nbcnvifs); 793 794 if (len > sizeof(buf)) 795 len = sizeof(buf); 796 797 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 798 return retval; 799 } 800 801 static ssize_t read_file_reset(struct file *file, char __user *user_buf, 802 size_t count, loff_t *ppos) 803 { 804 struct ath_softc *sc = file->private_data; 805 char buf[512]; 806 unsigned int len = 0; 807 808 len += snprintf(buf + len, sizeof(buf) - len, 809 "%17s: %2d\n", "Baseband Hang", 810 sc->debug.stats.reset[RESET_TYPE_BB_HANG]); 811 len += snprintf(buf + len, sizeof(buf) - len, 812 "%17s: %2d\n", "Baseband Watchdog", 813 sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]); 814 len += snprintf(buf + len, sizeof(buf) - len, 815 "%17s: %2d\n", "Fatal HW Error", 816 sc->debug.stats.reset[RESET_TYPE_FATAL_INT]); 817 len += snprintf(buf + len, sizeof(buf) - len, 818 "%17s: %2d\n", "TX HW error", 819 sc->debug.stats.reset[RESET_TYPE_TX_ERROR]); 820 len += snprintf(buf + len, sizeof(buf) - len, 821 "%17s: %2d\n", "TX Path Hang", 822 sc->debug.stats.reset[RESET_TYPE_TX_HANG]); 823 len += snprintf(buf + len, sizeof(buf) - len, 824 "%17s: %2d\n", "PLL RX Hang", 825 sc->debug.stats.reset[RESET_TYPE_PLL_HANG]); 826 len += snprintf(buf + len, sizeof(buf) - len, 827 "%17s: %2d\n", "MCI Reset", 828 sc->debug.stats.reset[RESET_TYPE_MCI]); 829 830 if (len > sizeof(buf)) 831 len = sizeof(buf); 832 833 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 834 } 835 836 void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, 837 struct ath_tx_status *ts, struct ath_txq *txq, 838 unsigned int flags) 839 { 840 int qnum = txq->axq_qnum; 841 842 TX_STAT_INC(qnum, tx_pkts_all); 843 sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len; 844 845 if (bf_isampdu(bf)) { 846 if (flags & ATH_TX_ERROR) 847 TX_STAT_INC(qnum, a_xretries); 848 else 849 TX_STAT_INC(qnum, a_completed); 850 } else { 851 if (ts->ts_status & ATH9K_TXERR_XRETRY) 852 TX_STAT_INC(qnum, xretries); 853 else 854 TX_STAT_INC(qnum, completed); 855 } 856 857 if (ts->ts_status & ATH9K_TXERR_FILT) 858 TX_STAT_INC(qnum, txerr_filtered); 859 if (ts->ts_status & ATH9K_TXERR_FIFO) 860 TX_STAT_INC(qnum, fifo_underrun); 861 if (ts->ts_status & ATH9K_TXERR_XTXOP) 862 TX_STAT_INC(qnum, xtxop); 863 if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED) 864 TX_STAT_INC(qnum, timer_exp); 865 if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR) 866 TX_STAT_INC(qnum, desc_cfg_err); 867 if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN) 868 TX_STAT_INC(qnum, data_underrun); 869 if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN) 870 TX_STAT_INC(qnum, delim_underrun); 871 } 872 873 static const struct file_operations fops_xmit = { 874 .read = read_file_xmit, 875 .open = simple_open, 876 .owner = THIS_MODULE, 877 .llseek = default_llseek, 878 }; 879 880 static const struct file_operations fops_queues = { 881 .read = read_file_queues, 882 .open = simple_open, 883 .owner = THIS_MODULE, 884 .llseek = default_llseek, 885 }; 886 887 static const struct file_operations fops_misc = { 888 .read = read_file_misc, 889 .open = simple_open, 890 .owner = THIS_MODULE, 891 .llseek = default_llseek, 892 }; 893 894 static const struct file_operations fops_reset = { 895 .read = read_file_reset, 896 .open = simple_open, 897 .owner = THIS_MODULE, 898 .llseek = default_llseek, 899 }; 900 901 static ssize_t read_file_recv(struct file *file, char __user *user_buf, 902 size_t count, loff_t *ppos) 903 { 904 #define PHY_ERR(s, p) \ 905 len += snprintf(buf + len, size - len, "%22s : %10u\n", s, \ 906 sc->debug.stats.rxstats.phy_err_stats[p]); 907 908 #define RXS_ERR(s, e) \ 909 do { \ 910 len += snprintf(buf + len, size - len, \ 911 "%22s : %10u\n", s, \ 912 sc->debug.stats.rxstats.e); \ 913 } while (0) 914 915 struct ath_softc *sc = file->private_data; 916 char *buf; 917 unsigned int len = 0, size = 1600; 918 ssize_t retval = 0; 919 920 buf = kzalloc(size, GFP_KERNEL); 921 if (buf == NULL) 922 return -ENOMEM; 923 924 RXS_ERR("CRC ERR", crc_err); 925 RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err); 926 RXS_ERR("PHY ERR", phy_err); 927 RXS_ERR("MIC ERR", mic_err); 928 RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err); 929 RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err); 930 RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err); 931 RXS_ERR("RX-LENGTH-ERR", rx_len_err); 932 RXS_ERR("RX-OOM-ERR", rx_oom_err); 933 RXS_ERR("RX-RATE-ERR", rx_rate_err); 934 RXS_ERR("RX-TOO-MANY-FRAGS", rx_too_many_frags_err); 935 936 PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN); 937 PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING); 938 PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY); 939 PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE); 940 PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH); 941 PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR); 942 PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE); 943 PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR); 944 PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING); 945 PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY); 946 PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL); 947 PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL); 948 PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP); 949 PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE); 950 PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART); 951 PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT); 952 PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING); 953 PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC); 954 PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL); 955 PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE); 956 PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART); 957 PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL); 958 PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP); 959 PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR); 960 PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL); 961 PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL); 962 963 RXS_ERR("RX-Pkts-All", rx_pkts_all); 964 RXS_ERR("RX-Bytes-All", rx_bytes_all); 965 RXS_ERR("RX-Beacons", rx_beacons); 966 RXS_ERR("RX-Frags", rx_frags); 967 RXS_ERR("RX-Spectral", rx_spectral); 968 969 if (len > size) 970 len = size; 971 972 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 973 kfree(buf); 974 975 return retval; 976 977 #undef RXS_ERR 978 #undef PHY_ERR 979 } 980 981 void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs) 982 { 983 #define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++ 984 985 RX_STAT_INC(rx_pkts_all); 986 sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen; 987 988 if (rs->rs_status & ATH9K_RXERR_CRC) 989 RX_STAT_INC(crc_err); 990 if (rs->rs_status & ATH9K_RXERR_DECRYPT) 991 RX_STAT_INC(decrypt_crc_err); 992 if (rs->rs_status & ATH9K_RXERR_MIC) 993 RX_STAT_INC(mic_err); 994 if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE) 995 RX_STAT_INC(pre_delim_crc_err); 996 if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST) 997 RX_STAT_INC(post_delim_crc_err); 998 if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY) 999 RX_STAT_INC(decrypt_busy_err); 1000 1001 if (rs->rs_status & ATH9K_RXERR_PHY) { 1002 RX_STAT_INC(phy_err); 1003 if (rs->rs_phyerr < ATH9K_PHYERR_MAX) 1004 RX_PHY_ERR_INC(rs->rs_phyerr); 1005 } 1006 1007 #undef RX_PHY_ERR_INC 1008 } 1009 1010 static const struct file_operations fops_recv = { 1011 .read = read_file_recv, 1012 .open = simple_open, 1013 .owner = THIS_MODULE, 1014 .llseek = default_llseek, 1015 }; 1016 1017 static ssize_t read_file_spec_scan_ctl(struct file *file, char __user *user_buf, 1018 size_t count, loff_t *ppos) 1019 { 1020 struct ath_softc *sc = file->private_data; 1021 char *mode = ""; 1022 unsigned int len; 1023 1024 switch (sc->spectral_mode) { 1025 case SPECTRAL_DISABLED: 1026 mode = "disable"; 1027 break; 1028 case SPECTRAL_BACKGROUND: 1029 mode = "background"; 1030 break; 1031 case SPECTRAL_CHANSCAN: 1032 mode = "chanscan"; 1033 break; 1034 case SPECTRAL_MANUAL: 1035 mode = "manual"; 1036 break; 1037 } 1038 len = strlen(mode); 1039 return simple_read_from_buffer(user_buf, count, ppos, mode, len); 1040 } 1041 1042 static ssize_t write_file_spec_scan_ctl(struct file *file, 1043 const char __user *user_buf, 1044 size_t count, loff_t *ppos) 1045 { 1046 struct ath_softc *sc = file->private_data; 1047 struct ath_common *common = ath9k_hw_common(sc->sc_ah); 1048 char buf[32]; 1049 ssize_t len; 1050 1051 len = min(count, sizeof(buf) - 1); 1052 if (copy_from_user(buf, user_buf, len)) 1053 return -EFAULT; 1054 1055 buf[len] = '\0'; 1056 1057 if (strncmp("trigger", buf, 7) == 0) { 1058 ath9k_spectral_scan_trigger(sc->hw); 1059 } else if (strncmp("background", buf, 9) == 0) { 1060 ath9k_spectral_scan_config(sc->hw, SPECTRAL_BACKGROUND); 1061 ath_dbg(common, CONFIG, "spectral scan: background mode enabled\n"); 1062 } else if (strncmp("chanscan", buf, 8) == 0) { 1063 ath9k_spectral_scan_config(sc->hw, SPECTRAL_CHANSCAN); 1064 ath_dbg(common, CONFIG, "spectral scan: channel scan mode enabled\n"); 1065 } else if (strncmp("manual", buf, 6) == 0) { 1066 ath9k_spectral_scan_config(sc->hw, SPECTRAL_MANUAL); 1067 ath_dbg(common, CONFIG, "spectral scan: manual mode enabled\n"); 1068 } else if (strncmp("disable", buf, 7) == 0) { 1069 ath9k_spectral_scan_config(sc->hw, SPECTRAL_DISABLED); 1070 ath_dbg(common, CONFIG, "spectral scan: disabled\n"); 1071 } else { 1072 return -EINVAL; 1073 } 1074 1075 return count; 1076 } 1077 1078 static const struct file_operations fops_spec_scan_ctl = { 1079 .read = read_file_spec_scan_ctl, 1080 .write = write_file_spec_scan_ctl, 1081 .open = simple_open, 1082 .owner = THIS_MODULE, 1083 .llseek = default_llseek, 1084 }; 1085 1086 static ssize_t read_file_spectral_short_repeat(struct file *file, 1087 char __user *user_buf, 1088 size_t count, loff_t *ppos) 1089 { 1090 struct ath_softc *sc = file->private_data; 1091 char buf[32]; 1092 unsigned int len; 1093 1094 len = sprintf(buf, "%d\n", sc->spec_config.short_repeat); 1095 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1096 } 1097 1098 static ssize_t write_file_spectral_short_repeat(struct file *file, 1099 const char __user *user_buf, 1100 size_t count, loff_t *ppos) 1101 { 1102 struct ath_softc *sc = file->private_data; 1103 unsigned long val; 1104 char buf[32]; 1105 ssize_t len; 1106 1107 len = min(count, sizeof(buf) - 1); 1108 if (copy_from_user(buf, user_buf, len)) 1109 return -EFAULT; 1110 1111 buf[len] = '\0'; 1112 if (kstrtoul(buf, 0, &val)) 1113 return -EINVAL; 1114 1115 if (val < 0 || val > 1) 1116 return -EINVAL; 1117 1118 sc->spec_config.short_repeat = val; 1119 return count; 1120 } 1121 1122 static const struct file_operations fops_spectral_short_repeat = { 1123 .read = read_file_spectral_short_repeat, 1124 .write = write_file_spectral_short_repeat, 1125 .open = simple_open, 1126 .owner = THIS_MODULE, 1127 .llseek = default_llseek, 1128 }; 1129 1130 static ssize_t read_file_spectral_count(struct file *file, 1131 char __user *user_buf, 1132 size_t count, loff_t *ppos) 1133 { 1134 struct ath_softc *sc = file->private_data; 1135 char buf[32]; 1136 unsigned int len; 1137 1138 len = sprintf(buf, "%d\n", sc->spec_config.count); 1139 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1140 } 1141 1142 static ssize_t write_file_spectral_count(struct file *file, 1143 const char __user *user_buf, 1144 size_t count, loff_t *ppos) 1145 { 1146 struct ath_softc *sc = file->private_data; 1147 unsigned long val; 1148 char buf[32]; 1149 ssize_t len; 1150 1151 len = min(count, sizeof(buf) - 1); 1152 if (copy_from_user(buf, user_buf, len)) 1153 return -EFAULT; 1154 1155 buf[len] = '\0'; 1156 if (kstrtoul(buf, 0, &val)) 1157 return -EINVAL; 1158 1159 if (val < 0 || val > 255) 1160 return -EINVAL; 1161 1162 sc->spec_config.count = val; 1163 return count; 1164 } 1165 1166 static const struct file_operations fops_spectral_count = { 1167 .read = read_file_spectral_count, 1168 .write = write_file_spectral_count, 1169 .open = simple_open, 1170 .owner = THIS_MODULE, 1171 .llseek = default_llseek, 1172 }; 1173 1174 static ssize_t read_file_spectral_period(struct file *file, 1175 char __user *user_buf, 1176 size_t count, loff_t *ppos) 1177 { 1178 struct ath_softc *sc = file->private_data; 1179 char buf[32]; 1180 unsigned int len; 1181 1182 len = sprintf(buf, "%d\n", sc->spec_config.period); 1183 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1184 } 1185 1186 static ssize_t write_file_spectral_period(struct file *file, 1187 const char __user *user_buf, 1188 size_t count, loff_t *ppos) 1189 { 1190 struct ath_softc *sc = file->private_data; 1191 unsigned long val; 1192 char buf[32]; 1193 ssize_t len; 1194 1195 len = min(count, sizeof(buf) - 1); 1196 if (copy_from_user(buf, user_buf, len)) 1197 return -EFAULT; 1198 1199 buf[len] = '\0'; 1200 if (kstrtoul(buf, 0, &val)) 1201 return -EINVAL; 1202 1203 if (val < 0 || val > 255) 1204 return -EINVAL; 1205 1206 sc->spec_config.period = val; 1207 return count; 1208 } 1209 1210 static const struct file_operations fops_spectral_period = { 1211 .read = read_file_spectral_period, 1212 .write = write_file_spectral_period, 1213 .open = simple_open, 1214 .owner = THIS_MODULE, 1215 .llseek = default_llseek, 1216 }; 1217 1218 static ssize_t read_file_spectral_fft_period(struct file *file, 1219 char __user *user_buf, 1220 size_t count, loff_t *ppos) 1221 { 1222 struct ath_softc *sc = file->private_data; 1223 char buf[32]; 1224 unsigned int len; 1225 1226 len = sprintf(buf, "%d\n", sc->spec_config.fft_period); 1227 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1228 } 1229 1230 static ssize_t write_file_spectral_fft_period(struct file *file, 1231 const char __user *user_buf, 1232 size_t count, loff_t *ppos) 1233 { 1234 struct ath_softc *sc = file->private_data; 1235 unsigned long val; 1236 char buf[32]; 1237 ssize_t len; 1238 1239 len = min(count, sizeof(buf) - 1); 1240 if (copy_from_user(buf, user_buf, len)) 1241 return -EFAULT; 1242 1243 buf[len] = '\0'; 1244 if (kstrtoul(buf, 0, &val)) 1245 return -EINVAL; 1246 1247 if (val < 0 || val > 15) 1248 return -EINVAL; 1249 1250 sc->spec_config.fft_period = val; 1251 return count; 1252 } 1253 1254 static const struct file_operations fops_spectral_fft_period = { 1255 .read = read_file_spectral_fft_period, 1256 .write = write_file_spectral_fft_period, 1257 .open = simple_open, 1258 .owner = THIS_MODULE, 1259 .llseek = default_llseek, 1260 }; 1261 1262 static struct dentry *create_buf_file_handler(const char *filename, 1263 struct dentry *parent, 1264 umode_t mode, 1265 struct rchan_buf *buf, 1266 int *is_global) 1267 { 1268 struct dentry *buf_file; 1269 1270 buf_file = debugfs_create_file(filename, mode, parent, buf, 1271 &relay_file_operations); 1272 *is_global = 1; 1273 return buf_file; 1274 } 1275 1276 static int remove_buf_file_handler(struct dentry *dentry) 1277 { 1278 debugfs_remove(dentry); 1279 1280 return 0; 1281 } 1282 1283 void ath_debug_send_fft_sample(struct ath_softc *sc, 1284 struct fft_sample_tlv *fft_sample_tlv) 1285 { 1286 int length; 1287 if (!sc->rfs_chan_spec_scan) 1288 return; 1289 1290 length = __be16_to_cpu(fft_sample_tlv->length) + 1291 sizeof(*fft_sample_tlv); 1292 relay_write(sc->rfs_chan_spec_scan, fft_sample_tlv, length); 1293 } 1294 1295 static struct rchan_callbacks rfs_spec_scan_cb = { 1296 .create_buf_file = create_buf_file_handler, 1297 .remove_buf_file = remove_buf_file_handler, 1298 }; 1299 1300 1301 static ssize_t read_file_regidx(struct file *file, char __user *user_buf, 1302 size_t count, loff_t *ppos) 1303 { 1304 struct ath_softc *sc = file->private_data; 1305 char buf[32]; 1306 unsigned int len; 1307 1308 len = sprintf(buf, "0x%08x\n", sc->debug.regidx); 1309 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1310 } 1311 1312 static ssize_t write_file_regidx(struct file *file, const char __user *user_buf, 1313 size_t count, loff_t *ppos) 1314 { 1315 struct ath_softc *sc = file->private_data; 1316 unsigned long regidx; 1317 char buf[32]; 1318 ssize_t len; 1319 1320 len = min(count, sizeof(buf) - 1); 1321 if (copy_from_user(buf, user_buf, len)) 1322 return -EFAULT; 1323 1324 buf[len] = '\0'; 1325 if (kstrtoul(buf, 0, ®idx)) 1326 return -EINVAL; 1327 1328 sc->debug.regidx = regidx; 1329 return count; 1330 } 1331 1332 static const struct file_operations fops_regidx = { 1333 .read = read_file_regidx, 1334 .write = write_file_regidx, 1335 .open = simple_open, 1336 .owner = THIS_MODULE, 1337 .llseek = default_llseek, 1338 }; 1339 1340 static ssize_t read_file_regval(struct file *file, char __user *user_buf, 1341 size_t count, loff_t *ppos) 1342 { 1343 struct ath_softc *sc = file->private_data; 1344 struct ath_hw *ah = sc->sc_ah; 1345 char buf[32]; 1346 unsigned int len; 1347 u32 regval; 1348 1349 ath9k_ps_wakeup(sc); 1350 regval = REG_READ_D(ah, sc->debug.regidx); 1351 ath9k_ps_restore(sc); 1352 len = sprintf(buf, "0x%08x\n", regval); 1353 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 1354 } 1355 1356 static ssize_t write_file_regval(struct file *file, const char __user *user_buf, 1357 size_t count, loff_t *ppos) 1358 { 1359 struct ath_softc *sc = file->private_data; 1360 struct ath_hw *ah = sc->sc_ah; 1361 unsigned long regval; 1362 char buf[32]; 1363 ssize_t len; 1364 1365 len = min(count, sizeof(buf) - 1); 1366 if (copy_from_user(buf, user_buf, len)) 1367 return -EFAULT; 1368 1369 buf[len] = '\0'; 1370 if (kstrtoul(buf, 0, ®val)) 1371 return -EINVAL; 1372 1373 ath9k_ps_wakeup(sc); 1374 REG_WRITE_D(ah, sc->debug.regidx, regval); 1375 ath9k_ps_restore(sc); 1376 return count; 1377 } 1378 1379 static const struct file_operations fops_regval = { 1380 .read = read_file_regval, 1381 .write = write_file_regval, 1382 .open = simple_open, 1383 .owner = THIS_MODULE, 1384 .llseek = default_llseek, 1385 }; 1386 1387 #define REGDUMP_LINE_SIZE 20 1388 1389 static int open_file_regdump(struct inode *inode, struct file *file) 1390 { 1391 struct ath_softc *sc = inode->i_private; 1392 unsigned int len = 0; 1393 u8 *buf; 1394 int i; 1395 unsigned long num_regs, regdump_len, max_reg_offset; 1396 1397 max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500; 1398 num_regs = max_reg_offset / 4 + 1; 1399 regdump_len = num_regs * REGDUMP_LINE_SIZE + 1; 1400 buf = vmalloc(regdump_len); 1401 if (!buf) 1402 return -ENOMEM; 1403 1404 ath9k_ps_wakeup(sc); 1405 for (i = 0; i < num_regs; i++) 1406 len += scnprintf(buf + len, regdump_len - len, 1407 "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2)); 1408 ath9k_ps_restore(sc); 1409 1410 file->private_data = buf; 1411 1412 return 0; 1413 } 1414 1415 static const struct file_operations fops_regdump = { 1416 .open = open_file_regdump, 1417 .read = ath9k_debugfs_read_buf, 1418 .release = ath9k_debugfs_release_buf, 1419 .owner = THIS_MODULE, 1420 .llseek = default_llseek,/* read accesses f_pos */ 1421 }; 1422 1423 static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf, 1424 size_t count, loff_t *ppos) 1425 { 1426 struct ath_softc *sc = file->private_data; 1427 struct ath_hw *ah = sc->sc_ah; 1428 struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist; 1429 struct ath_common *common = ath9k_hw_common(ah); 1430 struct ieee80211_conf *conf = &common->hw->conf; 1431 u32 len = 0, size = 1500; 1432 u32 i, j; 1433 ssize_t retval = 0; 1434 char *buf; 1435 u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask; 1436 u8 nread; 1437 1438 buf = kzalloc(size, GFP_KERNEL); 1439 if (!buf) 1440 return -ENOMEM; 1441 1442 len += snprintf(buf + len, size - len, 1443 "Channel Noise Floor : %d\n", ah->noise); 1444 len += snprintf(buf + len, size - len, 1445 "Chain | privNF | # Readings | NF Readings\n"); 1446 for (i = 0; i < NUM_NF_READINGS; i++) { 1447 if (!(chainmask & (1 << i)) || 1448 ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf))) 1449 continue; 1450 1451 nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount; 1452 len += snprintf(buf + len, size - len, " %d\t %d\t %d\t\t", 1453 i, h[i].privNF, nread); 1454 for (j = 0; j < nread; j++) 1455 len += snprintf(buf + len, size - len, 1456 " %d", h[i].nfCalBuffer[j]); 1457 len += snprintf(buf + len, size - len, "\n"); 1458 } 1459 1460 if (len > size) 1461 len = size; 1462 1463 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1464 kfree(buf); 1465 1466 return retval; 1467 } 1468 1469 static const struct file_operations fops_dump_nfcal = { 1470 .read = read_file_dump_nfcal, 1471 .open = simple_open, 1472 .owner = THIS_MODULE, 1473 .llseek = default_llseek, 1474 }; 1475 1476 static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, 1477 size_t count, loff_t *ppos) 1478 { 1479 struct ath_softc *sc = file->private_data; 1480 struct ath_hw *ah = sc->sc_ah; 1481 u32 len = 0, size = 1500; 1482 ssize_t retval = 0; 1483 char *buf; 1484 1485 buf = kzalloc(size, GFP_KERNEL); 1486 if (!buf) 1487 return -ENOMEM; 1488 1489 len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size); 1490 1491 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1492 kfree(buf); 1493 1494 return retval; 1495 } 1496 1497 static const struct file_operations fops_base_eeprom = { 1498 .read = read_file_base_eeprom, 1499 .open = simple_open, 1500 .owner = THIS_MODULE, 1501 .llseek = default_llseek, 1502 }; 1503 1504 static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf, 1505 size_t count, loff_t *ppos) 1506 { 1507 struct ath_softc *sc = file->private_data; 1508 struct ath_hw *ah = sc->sc_ah; 1509 u32 len = 0, size = 6000; 1510 char *buf; 1511 size_t retval; 1512 1513 buf = kzalloc(size, GFP_KERNEL); 1514 if (buf == NULL) 1515 return -ENOMEM; 1516 1517 len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size); 1518 1519 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1520 kfree(buf); 1521 1522 return retval; 1523 } 1524 1525 static const struct file_operations fops_modal_eeprom = { 1526 .read = read_file_modal_eeprom, 1527 .open = simple_open, 1528 .owner = THIS_MODULE, 1529 .llseek = default_llseek, 1530 }; 1531 1532 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT 1533 static ssize_t read_file_btcoex(struct file *file, char __user *user_buf, 1534 size_t count, loff_t *ppos) 1535 { 1536 struct ath_softc *sc = file->private_data; 1537 u32 len = 0, size = 1500; 1538 char *buf; 1539 size_t retval; 1540 1541 buf = kzalloc(size, GFP_KERNEL); 1542 if (buf == NULL) 1543 return -ENOMEM; 1544 1545 if (!sc->sc_ah->common.btcoex_enabled) { 1546 len = snprintf(buf, size, "%s\n", 1547 "BTCOEX is disabled"); 1548 goto exit; 1549 } 1550 1551 len = ath9k_dump_btcoex(sc, buf, size); 1552 exit: 1553 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1554 kfree(buf); 1555 1556 return retval; 1557 } 1558 1559 static const struct file_operations fops_btcoex = { 1560 .read = read_file_btcoex, 1561 .open = simple_open, 1562 .owner = THIS_MODULE, 1563 .llseek = default_llseek, 1564 }; 1565 #endif 1566 1567 static ssize_t read_file_node_stat(struct file *file, char __user *user_buf, 1568 size_t count, loff_t *ppos) 1569 { 1570 struct ath_node *an = file->private_data; 1571 struct ath_softc *sc = an->sc; 1572 struct ath_atx_tid *tid; 1573 struct ath_atx_ac *ac; 1574 struct ath_txq *txq; 1575 u32 len = 0, size = 4096; 1576 char *buf; 1577 size_t retval; 1578 int tidno, acno; 1579 1580 buf = kzalloc(size, GFP_KERNEL); 1581 if (buf == NULL) 1582 return -ENOMEM; 1583 1584 if (!an->sta->ht_cap.ht_supported) { 1585 len = snprintf(buf, size, "%s\n", 1586 "HT not supported"); 1587 goto exit; 1588 } 1589 1590 len = snprintf(buf, size, "Max-AMPDU: %d\n", 1591 an->maxampdu); 1592 len += snprintf(buf + len, size - len, "MPDU Density: %d\n\n", 1593 an->mpdudensity); 1594 1595 len += snprintf(buf + len, size - len, 1596 "%2s%7s\n", "AC", "SCHED"); 1597 1598 for (acno = 0, ac = &an->ac[acno]; 1599 acno < IEEE80211_NUM_ACS; acno++, ac++) { 1600 txq = ac->txq; 1601 ath_txq_lock(sc, txq); 1602 len += snprintf(buf + len, size - len, 1603 "%2d%7d\n", 1604 acno, ac->sched); 1605 ath_txq_unlock(sc, txq); 1606 } 1607 1608 len += snprintf(buf + len, size - len, 1609 "\n%3s%11s%10s%10s%10s%10s%9s%6s%8s\n", 1610 "TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE", 1611 "BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED"); 1612 1613 for (tidno = 0, tid = &an->tid[tidno]; 1614 tidno < IEEE80211_NUM_TIDS; tidno++, tid++) { 1615 txq = tid->ac->txq; 1616 ath_txq_lock(sc, txq); 1617 len += snprintf(buf + len, size - len, 1618 "%3d%11d%10d%10d%10d%10d%9d%6d%8d\n", 1619 tid->tidno, tid->seq_start, tid->seq_next, 1620 tid->baw_size, tid->baw_head, tid->baw_tail, 1621 tid->bar_index, tid->sched, tid->paused); 1622 ath_txq_unlock(sc, txq); 1623 } 1624 exit: 1625 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 1626 kfree(buf); 1627 1628 return retval; 1629 } 1630 1631 static const struct file_operations fops_node_stat = { 1632 .read = read_file_node_stat, 1633 .open = simple_open, 1634 .owner = THIS_MODULE, 1635 .llseek = default_llseek, 1636 }; 1637 1638 void ath9k_sta_add_debugfs(struct ieee80211_hw *hw, 1639 struct ieee80211_vif *vif, 1640 struct ieee80211_sta *sta, 1641 struct dentry *dir) 1642 { 1643 struct ath_node *an = (struct ath_node *)sta->drv_priv; 1644 debugfs_create_file("node_stat", S_IRUGO, dir, an, &fops_node_stat); 1645 } 1646 1647 /* Ethtool support for get-stats */ 1648 1649 #define AMKSTR(nm) #nm "_BE", #nm "_BK", #nm "_VI", #nm "_VO" 1650 static const char ath9k_gstrings_stats[][ETH_GSTRING_LEN] = { 1651 "tx_pkts_nic", 1652 "tx_bytes_nic", 1653 "rx_pkts_nic", 1654 "rx_bytes_nic", 1655 AMKSTR(d_tx_pkts), 1656 AMKSTR(d_tx_bytes), 1657 AMKSTR(d_tx_mpdus_queued), 1658 AMKSTR(d_tx_mpdus_completed), 1659 AMKSTR(d_tx_mpdu_xretries), 1660 AMKSTR(d_tx_aggregates), 1661 AMKSTR(d_tx_ampdus_queued_hw), 1662 AMKSTR(d_tx_ampdus_queued_sw), 1663 AMKSTR(d_tx_ampdus_completed), 1664 AMKSTR(d_tx_ampdu_retries), 1665 AMKSTR(d_tx_ampdu_xretries), 1666 AMKSTR(d_tx_fifo_underrun), 1667 AMKSTR(d_tx_op_exceeded), 1668 AMKSTR(d_tx_timer_expiry), 1669 AMKSTR(d_tx_desc_cfg_err), 1670 AMKSTR(d_tx_data_underrun), 1671 AMKSTR(d_tx_delim_underrun), 1672 "d_rx_crc_err", 1673 "d_rx_decrypt_crc_err", 1674 "d_rx_phy_err", 1675 "d_rx_mic_err", 1676 "d_rx_pre_delim_crc_err", 1677 "d_rx_post_delim_crc_err", 1678 "d_rx_decrypt_busy_err", 1679 1680 "d_rx_phyerr_radar", 1681 "d_rx_phyerr_ofdm_timing", 1682 "d_rx_phyerr_cck_timing", 1683 1684 }; 1685 #define ATH9K_SSTATS_LEN ARRAY_SIZE(ath9k_gstrings_stats) 1686 1687 void ath9k_get_et_strings(struct ieee80211_hw *hw, 1688 struct ieee80211_vif *vif, 1689 u32 sset, u8 *data) 1690 { 1691 if (sset == ETH_SS_STATS) 1692 memcpy(data, *ath9k_gstrings_stats, 1693 sizeof(ath9k_gstrings_stats)); 1694 } 1695 1696 int ath9k_get_et_sset_count(struct ieee80211_hw *hw, 1697 struct ieee80211_vif *vif, int sset) 1698 { 1699 if (sset == ETH_SS_STATS) 1700 return ATH9K_SSTATS_LEN; 1701 return 0; 1702 } 1703 1704 #define AWDATA(elem) \ 1705 do { \ 1706 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].elem; \ 1707 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].elem; \ 1708 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].elem; \ 1709 data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].elem; \ 1710 } while (0) 1711 1712 #define AWDATA_RX(elem) \ 1713 do { \ 1714 data[i++] = sc->debug.stats.rxstats.elem; \ 1715 } while (0) 1716 1717 void ath9k_get_et_stats(struct ieee80211_hw *hw, 1718 struct ieee80211_vif *vif, 1719 struct ethtool_stats *stats, u64 *data) 1720 { 1721 struct ath_softc *sc = hw->priv; 1722 int i = 0; 1723 1724 data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_pkts_all + 1725 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_pkts_all + 1726 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_pkts_all + 1727 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_pkts_all); 1728 data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_bytes_all + 1729 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_bytes_all + 1730 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_bytes_all + 1731 sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_bytes_all); 1732 AWDATA_RX(rx_pkts_all); 1733 AWDATA_RX(rx_bytes_all); 1734 1735 AWDATA(tx_pkts_all); 1736 AWDATA(tx_bytes_all); 1737 AWDATA(queued); 1738 AWDATA(completed); 1739 AWDATA(xretries); 1740 AWDATA(a_aggr); 1741 AWDATA(a_queued_hw); 1742 AWDATA(a_queued_sw); 1743 AWDATA(a_completed); 1744 AWDATA(a_retries); 1745 AWDATA(a_xretries); 1746 AWDATA(fifo_underrun); 1747 AWDATA(xtxop); 1748 AWDATA(timer_exp); 1749 AWDATA(desc_cfg_err); 1750 AWDATA(data_underrun); 1751 AWDATA(delim_underrun); 1752 1753 AWDATA_RX(crc_err); 1754 AWDATA_RX(decrypt_crc_err); 1755 AWDATA_RX(phy_err); 1756 AWDATA_RX(mic_err); 1757 AWDATA_RX(pre_delim_crc_err); 1758 AWDATA_RX(post_delim_crc_err); 1759 AWDATA_RX(decrypt_busy_err); 1760 1761 AWDATA_RX(phy_err_stats[ATH9K_PHYERR_RADAR]); 1762 AWDATA_RX(phy_err_stats[ATH9K_PHYERR_OFDM_TIMING]); 1763 AWDATA_RX(phy_err_stats[ATH9K_PHYERR_CCK_TIMING]); 1764 1765 WARN_ON(i != ATH9K_SSTATS_LEN); 1766 } 1767 1768 void ath9k_deinit_debug(struct ath_softc *sc) 1769 { 1770 if (config_enabled(CONFIG_ATH9K_DEBUGFS) && sc->rfs_chan_spec_scan) { 1771 relay_close(sc->rfs_chan_spec_scan); 1772 sc->rfs_chan_spec_scan = NULL; 1773 } 1774 } 1775 1776 int ath9k_init_debug(struct ath_hw *ah) 1777 { 1778 struct ath_common *common = ath9k_hw_common(ah); 1779 struct ath_softc *sc = (struct ath_softc *) common->priv; 1780 1781 sc->debug.debugfs_phy = debugfs_create_dir("ath9k", 1782 sc->hw->wiphy->debugfsdir); 1783 if (!sc->debug.debugfs_phy) 1784 return -ENOMEM; 1785 1786 #ifdef CONFIG_ATH_DEBUG 1787 debugfs_create_file("debug", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1788 sc, &fops_debug); 1789 #endif 1790 1791 ath9k_dfs_init_debug(sc); 1792 1793 debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc, 1794 &fops_dma); 1795 debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc, 1796 &fops_interrupt); 1797 debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc, 1798 &fops_xmit); 1799 debugfs_create_file("queues", S_IRUSR, sc->debug.debugfs_phy, sc, 1800 &fops_queues); 1801 debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1802 &sc->tx.txq_max_pending[IEEE80211_AC_BK]); 1803 debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1804 &sc->tx.txq_max_pending[IEEE80211_AC_BE]); 1805 debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1806 &sc->tx.txq_max_pending[IEEE80211_AC_VI]); 1807 debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1808 &sc->tx.txq_max_pending[IEEE80211_AC_VO]); 1809 debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc, 1810 &fops_misc); 1811 debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc, 1812 &fops_reset); 1813 debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc, 1814 &fops_recv); 1815 debugfs_create_u8("rx_chainmask", S_IRUSR, sc->debug.debugfs_phy, 1816 &ah->rxchainmask); 1817 debugfs_create_u8("tx_chainmask", S_IRUSR, sc->debug.debugfs_phy, 1818 &ah->txchainmask); 1819 debugfs_create_file("ani", S_IRUSR | S_IWUSR, 1820 sc->debug.debugfs_phy, sc, &fops_ani); 1821 debugfs_create_bool("paprd", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1822 &sc->sc_ah->config.enable_paprd); 1823 debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1824 sc, &fops_regidx); 1825 debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, 1826 sc, &fops_regval); 1827 debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR, 1828 sc->debug.debugfs_phy, 1829 &ah->config.cwm_ignore_extcca); 1830 debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc, 1831 &fops_regdump); 1832 debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc, 1833 &fops_dump_nfcal); 1834 debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, 1835 &fops_base_eeprom); 1836 debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, 1837 &fops_modal_eeprom); 1838 sc->rfs_chan_spec_scan = relay_open("spectral_scan", 1839 sc->debug.debugfs_phy, 1840 1024, 256, &rfs_spec_scan_cb, 1841 NULL); 1842 debugfs_create_file("spectral_scan_ctl", S_IRUSR | S_IWUSR, 1843 sc->debug.debugfs_phy, sc, 1844 &fops_spec_scan_ctl); 1845 debugfs_create_file("spectral_short_repeat", S_IRUSR | S_IWUSR, 1846 sc->debug.debugfs_phy, sc, 1847 &fops_spectral_short_repeat); 1848 debugfs_create_file("spectral_count", S_IRUSR | S_IWUSR, 1849 sc->debug.debugfs_phy, sc, &fops_spectral_count); 1850 debugfs_create_file("spectral_period", S_IRUSR | S_IWUSR, 1851 sc->debug.debugfs_phy, sc, &fops_spectral_period); 1852 debugfs_create_file("spectral_fft_period", S_IRUSR | S_IWUSR, 1853 sc->debug.debugfs_phy, sc, 1854 &fops_spectral_fft_period); 1855 debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR, 1856 sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask); 1857 debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR, 1858 sc->debug.debugfs_phy, &sc->sc_ah->gpio_val); 1859 debugfs_create_file("antenna_diversity", S_IRUSR, 1860 sc->debug.debugfs_phy, sc, &fops_antenna_diversity); 1861 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT 1862 debugfs_create_file("bt_ant_diversity", S_IRUSR | S_IWUSR, 1863 sc->debug.debugfs_phy, sc, &fops_bt_ant_diversity); 1864 debugfs_create_file("btcoex", S_IRUSR, sc->debug.debugfs_phy, sc, 1865 &fops_btcoex); 1866 #endif 1867 return 0; 1868 } 1869