1 /* 2 * Copyright (c) 2010-2011 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 "htc.h" 18 19 static int ath9k_debugfs_open(struct inode *inode, struct file *file) 20 { 21 file->private_data = inode->i_private; 22 return 0; 23 } 24 25 static ssize_t read_file_tgt_int_stats(struct file *file, char __user *user_buf, 26 size_t count, loff_t *ppos) 27 { 28 struct ath9k_htc_priv *priv = file->private_data; 29 struct ath9k_htc_target_int_stats cmd_rsp; 30 char buf[512]; 31 unsigned int len = 0; 32 int ret = 0; 33 34 memset(&cmd_rsp, 0, sizeof(cmd_rsp)); 35 36 ath9k_htc_ps_wakeup(priv); 37 38 WMI_CMD(WMI_INT_STATS_CMDID); 39 if (ret) { 40 ath9k_htc_ps_restore(priv); 41 return -EINVAL; 42 } 43 44 ath9k_htc_ps_restore(priv); 45 46 len += snprintf(buf + len, sizeof(buf) - len, 47 "%20s : %10u\n", "RX", 48 be32_to_cpu(cmd_rsp.rx)); 49 50 len += snprintf(buf + len, sizeof(buf) - len, 51 "%20s : %10u\n", "RXORN", 52 be32_to_cpu(cmd_rsp.rxorn)); 53 54 len += snprintf(buf + len, sizeof(buf) - len, 55 "%20s : %10u\n", "RXEOL", 56 be32_to_cpu(cmd_rsp.rxeol)); 57 58 len += snprintf(buf + len, sizeof(buf) - len, 59 "%20s : %10u\n", "TXURN", 60 be32_to_cpu(cmd_rsp.txurn)); 61 62 len += snprintf(buf + len, sizeof(buf) - len, 63 "%20s : %10u\n", "TXTO", 64 be32_to_cpu(cmd_rsp.txto)); 65 66 len += snprintf(buf + len, sizeof(buf) - len, 67 "%20s : %10u\n", "CST", 68 be32_to_cpu(cmd_rsp.cst)); 69 70 if (len > sizeof(buf)) 71 len = sizeof(buf); 72 73 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 74 } 75 76 static const struct file_operations fops_tgt_int_stats = { 77 .read = read_file_tgt_int_stats, 78 .open = ath9k_debugfs_open, 79 .owner = THIS_MODULE, 80 .llseek = default_llseek, 81 }; 82 83 static ssize_t read_file_tgt_tx_stats(struct file *file, char __user *user_buf, 84 size_t count, loff_t *ppos) 85 { 86 struct ath9k_htc_priv *priv = file->private_data; 87 struct ath9k_htc_target_tx_stats cmd_rsp; 88 char buf[512]; 89 unsigned int len = 0; 90 int ret = 0; 91 92 memset(&cmd_rsp, 0, sizeof(cmd_rsp)); 93 94 ath9k_htc_ps_wakeup(priv); 95 96 WMI_CMD(WMI_TX_STATS_CMDID); 97 if (ret) { 98 ath9k_htc_ps_restore(priv); 99 return -EINVAL; 100 } 101 102 ath9k_htc_ps_restore(priv); 103 104 len += snprintf(buf + len, sizeof(buf) - len, 105 "%20s : %10u\n", "Xretries", 106 be32_to_cpu(cmd_rsp.xretries)); 107 108 len += snprintf(buf + len, sizeof(buf) - len, 109 "%20s : %10u\n", "FifoErr", 110 be32_to_cpu(cmd_rsp.fifoerr)); 111 112 len += snprintf(buf + len, sizeof(buf) - len, 113 "%20s : %10u\n", "Filtered", 114 be32_to_cpu(cmd_rsp.filtered)); 115 116 len += snprintf(buf + len, sizeof(buf) - len, 117 "%20s : %10u\n", "TimerExp", 118 be32_to_cpu(cmd_rsp.timer_exp)); 119 120 len += snprintf(buf + len, sizeof(buf) - len, 121 "%20s : %10u\n", "ShortRetries", 122 be32_to_cpu(cmd_rsp.shortretries)); 123 124 len += snprintf(buf + len, sizeof(buf) - len, 125 "%20s : %10u\n", "LongRetries", 126 be32_to_cpu(cmd_rsp.longretries)); 127 128 len += snprintf(buf + len, sizeof(buf) - len, 129 "%20s : %10u\n", "QueueNull", 130 be32_to_cpu(cmd_rsp.qnull)); 131 132 len += snprintf(buf + len, sizeof(buf) - len, 133 "%20s : %10u\n", "EncapFail", 134 be32_to_cpu(cmd_rsp.encap_fail)); 135 136 len += snprintf(buf + len, sizeof(buf) - len, 137 "%20s : %10u\n", "NoBuf", 138 be32_to_cpu(cmd_rsp.nobuf)); 139 140 if (len > sizeof(buf)) 141 len = sizeof(buf); 142 143 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 144 } 145 146 static const struct file_operations fops_tgt_tx_stats = { 147 .read = read_file_tgt_tx_stats, 148 .open = ath9k_debugfs_open, 149 .owner = THIS_MODULE, 150 .llseek = default_llseek, 151 }; 152 153 static ssize_t read_file_tgt_rx_stats(struct file *file, char __user *user_buf, 154 size_t count, loff_t *ppos) 155 { 156 struct ath9k_htc_priv *priv = file->private_data; 157 struct ath9k_htc_target_rx_stats cmd_rsp; 158 char buf[512]; 159 unsigned int len = 0; 160 int ret = 0; 161 162 memset(&cmd_rsp, 0, sizeof(cmd_rsp)); 163 164 ath9k_htc_ps_wakeup(priv); 165 166 WMI_CMD(WMI_RX_STATS_CMDID); 167 if (ret) { 168 ath9k_htc_ps_restore(priv); 169 return -EINVAL; 170 } 171 172 ath9k_htc_ps_restore(priv); 173 174 len += snprintf(buf + len, sizeof(buf) - len, 175 "%20s : %10u\n", "NoBuf", 176 be32_to_cpu(cmd_rsp.nobuf)); 177 178 len += snprintf(buf + len, sizeof(buf) - len, 179 "%20s : %10u\n", "HostSend", 180 be32_to_cpu(cmd_rsp.host_send)); 181 182 len += snprintf(buf + len, sizeof(buf) - len, 183 "%20s : %10u\n", "HostDone", 184 be32_to_cpu(cmd_rsp.host_done)); 185 186 if (len > sizeof(buf)) 187 len = sizeof(buf); 188 189 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 190 } 191 192 static const struct file_operations fops_tgt_rx_stats = { 193 .read = read_file_tgt_rx_stats, 194 .open = ath9k_debugfs_open, 195 .owner = THIS_MODULE, 196 .llseek = default_llseek, 197 }; 198 199 static ssize_t read_file_xmit(struct file *file, char __user *user_buf, 200 size_t count, loff_t *ppos) 201 { 202 struct ath9k_htc_priv *priv = file->private_data; 203 char buf[512]; 204 unsigned int len = 0; 205 206 len += snprintf(buf + len, sizeof(buf) - len, 207 "%20s : %10u\n", "Buffers queued", 208 priv->debug.tx_stats.buf_queued); 209 len += snprintf(buf + len, sizeof(buf) - len, 210 "%20s : %10u\n", "Buffers completed", 211 priv->debug.tx_stats.buf_completed); 212 len += snprintf(buf + len, sizeof(buf) - len, 213 "%20s : %10u\n", "SKBs queued", 214 priv->debug.tx_stats.skb_queued); 215 len += snprintf(buf + len, sizeof(buf) - len, 216 "%20s : %10u\n", "SKBs success", 217 priv->debug.tx_stats.skb_success); 218 len += snprintf(buf + len, sizeof(buf) - len, 219 "%20s : %10u\n", "SKBs failed", 220 priv->debug.tx_stats.skb_failed); 221 len += snprintf(buf + len, sizeof(buf) - len, 222 "%20s : %10u\n", "CAB queued", 223 priv->debug.tx_stats.cab_queued); 224 225 len += snprintf(buf + len, sizeof(buf) - len, 226 "%20s : %10u\n", "BE queued", 227 priv->debug.tx_stats.queue_stats[WME_AC_BE]); 228 len += snprintf(buf + len, sizeof(buf) - len, 229 "%20s : %10u\n", "BK queued", 230 priv->debug.tx_stats.queue_stats[WME_AC_BK]); 231 len += snprintf(buf + len, sizeof(buf) - len, 232 "%20s : %10u\n", "VI queued", 233 priv->debug.tx_stats.queue_stats[WME_AC_VI]); 234 len += snprintf(buf + len, sizeof(buf) - len, 235 "%20s : %10u\n", "VO queued", 236 priv->debug.tx_stats.queue_stats[WME_AC_VO]); 237 238 if (len > sizeof(buf)) 239 len = sizeof(buf); 240 241 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 242 } 243 244 static const struct file_operations fops_xmit = { 245 .read = read_file_xmit, 246 .open = ath9k_debugfs_open, 247 .owner = THIS_MODULE, 248 .llseek = default_llseek, 249 }; 250 251 void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv, 252 struct ath_htc_rx_status *rxs) 253 { 254 #define RX_PHY_ERR_INC(c) priv->debug.rx_stats.err_phy_stats[c]++ 255 256 if (rxs->rs_status & ATH9K_RXERR_CRC) 257 priv->debug.rx_stats.err_crc++; 258 if (rxs->rs_status & ATH9K_RXERR_DECRYPT) 259 priv->debug.rx_stats.err_decrypt_crc++; 260 if (rxs->rs_status & ATH9K_RXERR_MIC) 261 priv->debug.rx_stats.err_mic++; 262 if (rxs->rs_status & ATH9K_RX_DELIM_CRC_PRE) 263 priv->debug.rx_stats.err_pre_delim++; 264 if (rxs->rs_status & ATH9K_RX_DELIM_CRC_POST) 265 priv->debug.rx_stats.err_post_delim++; 266 if (rxs->rs_status & ATH9K_RX_DECRYPT_BUSY) 267 priv->debug.rx_stats.err_decrypt_busy++; 268 269 if (rxs->rs_status & ATH9K_RXERR_PHY) { 270 priv->debug.rx_stats.err_phy++; 271 if (rxs->rs_phyerr < ATH9K_PHYERR_MAX) 272 RX_PHY_ERR_INC(rxs->rs_phyerr); 273 } 274 275 #undef RX_PHY_ERR_INC 276 } 277 278 static ssize_t read_file_recv(struct file *file, char __user *user_buf, 279 size_t count, loff_t *ppos) 280 { 281 #define PHY_ERR(s, p) \ 282 len += snprintf(buf + len, size - len, "%20s : %10u\n", s, \ 283 priv->debug.rx_stats.err_phy_stats[p]); 284 285 struct ath9k_htc_priv *priv = file->private_data; 286 char *buf; 287 unsigned int len = 0, size = 1500; 288 ssize_t retval = 0; 289 290 buf = kzalloc(size, GFP_KERNEL); 291 if (buf == NULL) 292 return -ENOMEM; 293 294 len += snprintf(buf + len, size - len, 295 "%20s : %10u\n", "SKBs allocated", 296 priv->debug.rx_stats.skb_allocated); 297 len += snprintf(buf + len, size - len, 298 "%20s : %10u\n", "SKBs completed", 299 priv->debug.rx_stats.skb_completed); 300 len += snprintf(buf + len, size - len, 301 "%20s : %10u\n", "SKBs Dropped", 302 priv->debug.rx_stats.skb_dropped); 303 304 len += snprintf(buf + len, size - len, 305 "%20s : %10u\n", "CRC ERR", 306 priv->debug.rx_stats.err_crc); 307 len += snprintf(buf + len, size - len, 308 "%20s : %10u\n", "DECRYPT CRC ERR", 309 priv->debug.rx_stats.err_decrypt_crc); 310 len += snprintf(buf + len, size - len, 311 "%20s : %10u\n", "MIC ERR", 312 priv->debug.rx_stats.err_mic); 313 len += snprintf(buf + len, size - len, 314 "%20s : %10u\n", "PRE-DELIM CRC ERR", 315 priv->debug.rx_stats.err_pre_delim); 316 len += snprintf(buf + len, size - len, 317 "%20s : %10u\n", "POST-DELIM CRC ERR", 318 priv->debug.rx_stats.err_post_delim); 319 len += snprintf(buf + len, size - len, 320 "%20s : %10u\n", "DECRYPT BUSY ERR", 321 priv->debug.rx_stats.err_decrypt_busy); 322 len += snprintf(buf + len, size - len, 323 "%20s : %10u\n", "TOTAL PHY ERR", 324 priv->debug.rx_stats.err_phy); 325 326 327 PHY_ERR("UNDERRUN", ATH9K_PHYERR_UNDERRUN); 328 PHY_ERR("TIMING", ATH9K_PHYERR_TIMING); 329 PHY_ERR("PARITY", ATH9K_PHYERR_PARITY); 330 PHY_ERR("RATE", ATH9K_PHYERR_RATE); 331 PHY_ERR("LENGTH", ATH9K_PHYERR_LENGTH); 332 PHY_ERR("RADAR", ATH9K_PHYERR_RADAR); 333 PHY_ERR("SERVICE", ATH9K_PHYERR_SERVICE); 334 PHY_ERR("TOR", ATH9K_PHYERR_TOR); 335 PHY_ERR("OFDM-TIMING", ATH9K_PHYERR_OFDM_TIMING); 336 PHY_ERR("OFDM-SIGNAL-PARITY", ATH9K_PHYERR_OFDM_SIGNAL_PARITY); 337 PHY_ERR("OFDM-RATE", ATH9K_PHYERR_OFDM_RATE_ILLEGAL); 338 PHY_ERR("OFDM-LENGTH", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL); 339 PHY_ERR("OFDM-POWER-DROP", ATH9K_PHYERR_OFDM_POWER_DROP); 340 PHY_ERR("OFDM-SERVICE", ATH9K_PHYERR_OFDM_SERVICE); 341 PHY_ERR("OFDM-RESTART", ATH9K_PHYERR_OFDM_RESTART); 342 PHY_ERR("FALSE-RADAR-EXT", ATH9K_PHYERR_FALSE_RADAR_EXT); 343 PHY_ERR("CCK-TIMING", ATH9K_PHYERR_CCK_TIMING); 344 PHY_ERR("CCK-HEADER-CRC", ATH9K_PHYERR_CCK_HEADER_CRC); 345 PHY_ERR("CCK-RATE", ATH9K_PHYERR_CCK_RATE_ILLEGAL); 346 PHY_ERR("CCK-SERVICE", ATH9K_PHYERR_CCK_SERVICE); 347 PHY_ERR("CCK-RESTART", ATH9K_PHYERR_CCK_RESTART); 348 PHY_ERR("CCK-LENGTH", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL); 349 PHY_ERR("CCK-POWER-DROP", ATH9K_PHYERR_CCK_POWER_DROP); 350 PHY_ERR("HT-CRC", ATH9K_PHYERR_HT_CRC_ERROR); 351 PHY_ERR("HT-LENGTH", ATH9K_PHYERR_HT_LENGTH_ILLEGAL); 352 PHY_ERR("HT-RATE", ATH9K_PHYERR_HT_RATE_ILLEGAL); 353 354 if (len > size) 355 len = size; 356 357 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 358 kfree(buf); 359 360 return retval; 361 362 #undef PHY_ERR 363 } 364 365 static const struct file_operations fops_recv = { 366 .read = read_file_recv, 367 .open = ath9k_debugfs_open, 368 .owner = THIS_MODULE, 369 .llseek = default_llseek, 370 }; 371 372 static ssize_t read_file_slot(struct file *file, char __user *user_buf, 373 size_t count, loff_t *ppos) 374 { 375 struct ath9k_htc_priv *priv = file->private_data; 376 char buf[512]; 377 unsigned int len = 0; 378 379 spin_lock_bh(&priv->tx.tx_lock); 380 381 len += snprintf(buf + len, sizeof(buf) - len, "TX slot bitmap : "); 382 383 len += bitmap_scnprintf(buf + len, sizeof(buf) - len, 384 priv->tx.tx_slot, MAX_TX_BUF_NUM); 385 386 len += snprintf(buf + len, sizeof(buf) - len, "\n"); 387 388 len += snprintf(buf + len, sizeof(buf) - len, 389 "Used slots : %d\n", 390 bitmap_weight(priv->tx.tx_slot, MAX_TX_BUF_NUM)); 391 392 spin_unlock_bh(&priv->tx.tx_lock); 393 394 if (len > sizeof(buf)) 395 len = sizeof(buf); 396 397 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 398 } 399 400 static const struct file_operations fops_slot = { 401 .read = read_file_slot, 402 .open = ath9k_debugfs_open, 403 .owner = THIS_MODULE, 404 .llseek = default_llseek, 405 }; 406 407 static ssize_t read_file_queue(struct file *file, char __user *user_buf, 408 size_t count, loff_t *ppos) 409 { 410 struct ath9k_htc_priv *priv = file->private_data; 411 char buf[512]; 412 unsigned int len = 0; 413 414 len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", 415 "Mgmt endpoint", skb_queue_len(&priv->tx.mgmt_ep_queue)); 416 417 len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", 418 "Cab endpoint", skb_queue_len(&priv->tx.cab_ep_queue)); 419 420 len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", 421 "Data BE endpoint", skb_queue_len(&priv->tx.data_be_queue)); 422 423 len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", 424 "Data BK endpoint", skb_queue_len(&priv->tx.data_bk_queue)); 425 426 len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", 427 "Data VI endpoint", skb_queue_len(&priv->tx.data_vi_queue)); 428 429 len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", 430 "Data VO endpoint", skb_queue_len(&priv->tx.data_vo_queue)); 431 432 len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", 433 "Failed queue", skb_queue_len(&priv->tx.tx_failed)); 434 435 spin_lock_bh(&priv->tx.tx_lock); 436 len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", 437 "Queued count", priv->tx.queued_cnt); 438 spin_unlock_bh(&priv->tx.tx_lock); 439 440 if (len > sizeof(buf)) 441 len = sizeof(buf); 442 443 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 444 445 } 446 447 static const struct file_operations fops_queue = { 448 .read = read_file_queue, 449 .open = ath9k_debugfs_open, 450 .owner = THIS_MODULE, 451 .llseek = default_llseek, 452 }; 453 454 static ssize_t read_file_debug(struct file *file, char __user *user_buf, 455 size_t count, loff_t *ppos) 456 { 457 struct ath9k_htc_priv *priv = file->private_data; 458 struct ath_common *common = ath9k_hw_common(priv->ah); 459 char buf[32]; 460 unsigned int len; 461 462 len = sprintf(buf, "0x%08x\n", common->debug_mask); 463 return simple_read_from_buffer(user_buf, count, ppos, buf, len); 464 } 465 466 static ssize_t write_file_debug(struct file *file, const char __user *user_buf, 467 size_t count, loff_t *ppos) 468 { 469 struct ath9k_htc_priv *priv = file->private_data; 470 struct ath_common *common = ath9k_hw_common(priv->ah); 471 unsigned long mask; 472 char buf[32]; 473 ssize_t len; 474 475 len = min(count, sizeof(buf) - 1); 476 if (copy_from_user(buf, user_buf, len)) 477 return -EFAULT; 478 479 buf[len] = '\0'; 480 if (strict_strtoul(buf, 0, &mask)) 481 return -EINVAL; 482 483 common->debug_mask = mask; 484 return count; 485 } 486 487 static const struct file_operations fops_debug = { 488 .read = read_file_debug, 489 .write = write_file_debug, 490 .open = ath9k_debugfs_open, 491 .owner = THIS_MODULE, 492 .llseek = default_llseek, 493 }; 494 495 static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, 496 size_t count, loff_t *ppos) 497 { 498 struct ath9k_htc_priv *priv = file->private_data; 499 struct ath_common *common = ath9k_hw_common(priv->ah); 500 struct base_eep_header *pBase = NULL; 501 unsigned int len = 0, size = 1500; 502 ssize_t retval = 0; 503 char *buf; 504 505 /* 506 * This can be done since all the 3 EEPROM families have the 507 * same base header upto a certain point, and we are interested in 508 * the data only upto that point. 509 */ 510 511 if (AR_SREV_9271(priv->ah)) 512 pBase = (struct base_eep_header *) 513 &priv->ah->eeprom.map4k.baseEepHeader; 514 else if (priv->ah->hw_version.usbdev == AR9280_USB) 515 pBase = (struct base_eep_header *) 516 &priv->ah->eeprom.def.baseEepHeader; 517 else if (priv->ah->hw_version.usbdev == AR9287_USB) 518 pBase = (struct base_eep_header *) 519 &priv->ah->eeprom.map9287.baseEepHeader; 520 521 if (pBase == NULL) { 522 ath_err(common, "Unknown EEPROM type\n"); 523 return 0; 524 } 525 526 buf = kzalloc(size, GFP_KERNEL); 527 if (buf == NULL) 528 return -ENOMEM; 529 530 len += snprintf(buf + len, size - len, 531 "%20s : %10d\n", "Major Version", 532 pBase->version >> 12); 533 len += snprintf(buf + len, size - len, 534 "%20s : %10d\n", "Minor Version", 535 pBase->version & 0xFFF); 536 len += snprintf(buf + len, size - len, 537 "%20s : %10d\n", "Checksum", 538 pBase->checksum); 539 len += snprintf(buf + len, size - len, 540 "%20s : %10d\n", "Length", 541 pBase->length); 542 len += snprintf(buf + len, size - len, 543 "%20s : %10d\n", "RegDomain1", 544 pBase->regDmn[0]); 545 len += snprintf(buf + len, size - len, 546 "%20s : %10d\n", "RegDomain2", 547 pBase->regDmn[1]); 548 len += snprintf(buf + len, size - len, 549 "%20s : %10d\n", 550 "TX Mask", pBase->txMask); 551 len += snprintf(buf + len, size - len, 552 "%20s : %10d\n", 553 "RX Mask", pBase->rxMask); 554 len += snprintf(buf + len, size - len, 555 "%20s : %10d\n", 556 "Allow 5GHz", 557 !!(pBase->opCapFlags & AR5416_OPFLAGS_11A)); 558 len += snprintf(buf + len, size - len, 559 "%20s : %10d\n", 560 "Allow 2GHz", 561 !!(pBase->opCapFlags & AR5416_OPFLAGS_11G)); 562 len += snprintf(buf + len, size - len, 563 "%20s : %10d\n", 564 "Disable 2GHz HT20", 565 !!(pBase->opCapFlags & AR5416_OPFLAGS_N_2G_HT20)); 566 len += snprintf(buf + len, size - len, 567 "%20s : %10d\n", 568 "Disable 2GHz HT40", 569 !!(pBase->opCapFlags & AR5416_OPFLAGS_N_2G_HT40)); 570 len += snprintf(buf + len, size - len, 571 "%20s : %10d\n", 572 "Disable 5Ghz HT20", 573 !!(pBase->opCapFlags & AR5416_OPFLAGS_N_5G_HT20)); 574 len += snprintf(buf + len, size - len, 575 "%20s : %10d\n", 576 "Disable 5Ghz HT40", 577 !!(pBase->opCapFlags & AR5416_OPFLAGS_N_5G_HT40)); 578 len += snprintf(buf + len, size - len, 579 "%20s : %10d\n", 580 "Big Endian", 581 !!(pBase->eepMisc & 0x01)); 582 len += snprintf(buf + len, size - len, 583 "%20s : %10d\n", 584 "Cal Bin Major Ver", 585 (pBase->binBuildNumber >> 24) & 0xFF); 586 len += snprintf(buf + len, size - len, 587 "%20s : %10d\n", 588 "Cal Bin Minor Ver", 589 (pBase->binBuildNumber >> 16) & 0xFF); 590 len += snprintf(buf + len, size - len, 591 "%20s : %10d\n", 592 "Cal Bin Build", 593 (pBase->binBuildNumber >> 8) & 0xFF); 594 595 /* 596 * UB91 specific data. 597 */ 598 if (AR_SREV_9271(priv->ah)) { 599 struct base_eep_header_4k *pBase4k = 600 &priv->ah->eeprom.map4k.baseEepHeader; 601 602 len += snprintf(buf + len, size - len, 603 "%20s : %10d\n", 604 "TX Gain type", 605 pBase4k->txGainType); 606 } 607 608 /* 609 * UB95 specific data. 610 */ 611 if (priv->ah->hw_version.usbdev == AR9287_USB) { 612 struct base_eep_ar9287_header *pBase9287 = 613 &priv->ah->eeprom.map9287.baseEepHeader; 614 615 len += snprintf(buf + len, size - len, 616 "%20s : %10ddB\n", 617 "Power Table Offset", 618 pBase9287->pwrTableOffset); 619 620 len += snprintf(buf + len, size - len, 621 "%20s : %10d\n", 622 "OpenLoop Power Ctrl", 623 pBase9287->openLoopPwrCntl); 624 } 625 626 len += snprintf(buf + len, size - len, 627 "%20s : %02X:%02X:%02X:%02X:%02X:%02X\n", 628 "MacAddress", 629 pBase->macAddr[0], pBase->macAddr[1], pBase->macAddr[2], 630 pBase->macAddr[3], pBase->macAddr[4], pBase->macAddr[5]); 631 if (len > size) 632 len = size; 633 634 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 635 kfree(buf); 636 637 return retval; 638 } 639 640 static const struct file_operations fops_base_eeprom = { 641 .read = read_file_base_eeprom, 642 .open = ath9k_debugfs_open, 643 .owner = THIS_MODULE, 644 .llseek = default_llseek, 645 }; 646 647 static ssize_t read_4k_modal_eeprom(struct file *file, 648 char __user *user_buf, 649 size_t count, loff_t *ppos) 650 { 651 #define PR_EEP(_s, _val) \ 652 do { \ 653 len += snprintf(buf + len, size - len, "%20s : %10d\n", \ 654 _s, (_val)); \ 655 } while (0) 656 657 struct ath9k_htc_priv *priv = file->private_data; 658 struct modal_eep_4k_header *pModal = &priv->ah->eeprom.map4k.modalHeader; 659 unsigned int len = 0, size = 2048; 660 ssize_t retval = 0; 661 char *buf; 662 663 buf = kzalloc(size, GFP_KERNEL); 664 if (buf == NULL) 665 return -ENOMEM; 666 667 PR_EEP("Chain0 Ant. Control", pModal->antCtrlChain[0]); 668 PR_EEP("Ant. Common Control", pModal->antCtrlCommon); 669 PR_EEP("Chain0 Ant. Gain", pModal->antennaGainCh[0]); 670 PR_EEP("Switch Settle", pModal->switchSettling); 671 PR_EEP("Chain0 TxRxAtten", pModal->txRxAttenCh[0]); 672 PR_EEP("Chain0 RxTxMargin", pModal->rxTxMarginCh[0]); 673 PR_EEP("ADC Desired size", pModal->adcDesiredSize); 674 PR_EEP("PGA Desired size", pModal->pgaDesiredSize); 675 PR_EEP("Chain0 xlna Gain", pModal->xlnaGainCh[0]); 676 PR_EEP("txEndToXpaOff", pModal->txEndToXpaOff); 677 PR_EEP("txEndToRxOn", pModal->txEndToRxOn); 678 PR_EEP("txFrameToXpaOn", pModal->txFrameToXpaOn); 679 PR_EEP("CCA Threshold)", pModal->thresh62); 680 PR_EEP("Chain0 NF Threshold", pModal->noiseFloorThreshCh[0]); 681 PR_EEP("xpdGain", pModal->xpdGain); 682 PR_EEP("External PD", pModal->xpd); 683 PR_EEP("Chain0 I Coefficient", pModal->iqCalICh[0]); 684 PR_EEP("Chain0 Q Coefficient", pModal->iqCalQCh[0]); 685 PR_EEP("pdGainOverlap", pModal->pdGainOverlap); 686 PR_EEP("O/D Bias Version", pModal->version); 687 PR_EEP("CCK OutputBias", pModal->ob_0); 688 PR_EEP("BPSK OutputBias", pModal->ob_1); 689 PR_EEP("QPSK OutputBias", pModal->ob_2); 690 PR_EEP("16QAM OutputBias", pModal->ob_3); 691 PR_EEP("64QAM OutputBias", pModal->ob_4); 692 PR_EEP("CCK Driver1_Bias", pModal->db1_0); 693 PR_EEP("BPSK Driver1_Bias", pModal->db1_1); 694 PR_EEP("QPSK Driver1_Bias", pModal->db1_2); 695 PR_EEP("16QAM Driver1_Bias", pModal->db1_3); 696 PR_EEP("64QAM Driver1_Bias", pModal->db1_4); 697 PR_EEP("CCK Driver2_Bias", pModal->db2_0); 698 PR_EEP("BPSK Driver2_Bias", pModal->db2_1); 699 PR_EEP("QPSK Driver2_Bias", pModal->db2_2); 700 PR_EEP("16QAM Driver2_Bias", pModal->db2_3); 701 PR_EEP("64QAM Driver2_Bias", pModal->db2_4); 702 PR_EEP("xPA Bias Level", pModal->xpaBiasLvl); 703 PR_EEP("txFrameToDataStart", pModal->txFrameToDataStart); 704 PR_EEP("txFrameToPaOn", pModal->txFrameToPaOn); 705 PR_EEP("HT40 Power Inc.", pModal->ht40PowerIncForPdadc); 706 PR_EEP("Chain0 bswAtten", pModal->bswAtten[0]); 707 PR_EEP("Chain0 bswMargin", pModal->bswMargin[0]); 708 PR_EEP("HT40 Switch Settle", pModal->swSettleHt40); 709 PR_EEP("Chain0 xatten2Db", pModal->xatten2Db[0]); 710 PR_EEP("Chain0 xatten2Margin", pModal->xatten2Margin[0]); 711 PR_EEP("Ant. Diversity ctl1", pModal->antdiv_ctl1); 712 PR_EEP("Ant. Diversity ctl2", pModal->antdiv_ctl2); 713 PR_EEP("TX Diversity", pModal->tx_diversity); 714 715 if (len > size) 716 len = size; 717 718 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 719 kfree(buf); 720 721 return retval; 722 723 #undef PR_EEP 724 } 725 726 static ssize_t read_def_modal_eeprom(struct file *file, 727 char __user *user_buf, 728 size_t count, loff_t *ppos) 729 { 730 #define PR_EEP(_s, _val) \ 731 do { \ 732 if (pBase->opCapFlags & AR5416_OPFLAGS_11G) { \ 733 pModal = &priv->ah->eeprom.def.modalHeader[1]; \ 734 len += snprintf(buf + len, size - len, "%20s : %8d%7s", \ 735 _s, (_val), "|"); \ 736 } \ 737 if (pBase->opCapFlags & AR5416_OPFLAGS_11A) { \ 738 pModal = &priv->ah->eeprom.def.modalHeader[0]; \ 739 len += snprintf(buf + len, size - len, "%9d\n", \ 740 (_val)); \ 741 } \ 742 } while (0) 743 744 struct ath9k_htc_priv *priv = file->private_data; 745 struct base_eep_header *pBase = &priv->ah->eeprom.def.baseEepHeader; 746 struct modal_eep_header *pModal = NULL; 747 unsigned int len = 0, size = 3500; 748 ssize_t retval = 0; 749 char *buf; 750 751 buf = kzalloc(size, GFP_KERNEL); 752 if (buf == NULL) 753 return -ENOMEM; 754 755 len += snprintf(buf + len, size - len, 756 "%31s %15s\n", "2G", "5G"); 757 len += snprintf(buf + len, size - len, 758 "%32s %16s\n", "====", "====\n"); 759 760 PR_EEP("Chain0 Ant. Control", pModal->antCtrlChain[0]); 761 PR_EEP("Chain1 Ant. Control", pModal->antCtrlChain[1]); 762 PR_EEP("Chain2 Ant. Control", pModal->antCtrlChain[2]); 763 PR_EEP("Ant. Common Control", pModal->antCtrlCommon); 764 PR_EEP("Chain0 Ant. Gain", pModal->antennaGainCh[0]); 765 PR_EEP("Chain1 Ant. Gain", pModal->antennaGainCh[1]); 766 PR_EEP("Chain2 Ant. Gain", pModal->antennaGainCh[2]); 767 PR_EEP("Switch Settle", pModal->switchSettling); 768 PR_EEP("Chain0 TxRxAtten", pModal->txRxAttenCh[0]); 769 PR_EEP("Chain1 TxRxAtten", pModal->txRxAttenCh[1]); 770 PR_EEP("Chain2 TxRxAtten", pModal->txRxAttenCh[2]); 771 PR_EEP("Chain0 RxTxMargin", pModal->rxTxMarginCh[0]); 772 PR_EEP("Chain1 RxTxMargin", pModal->rxTxMarginCh[1]); 773 PR_EEP("Chain2 RxTxMargin", pModal->rxTxMarginCh[2]); 774 PR_EEP("ADC Desired size", pModal->adcDesiredSize); 775 PR_EEP("PGA Desired size", pModal->pgaDesiredSize); 776 PR_EEP("Chain0 xlna Gain", pModal->xlnaGainCh[0]); 777 PR_EEP("Chain1 xlna Gain", pModal->xlnaGainCh[1]); 778 PR_EEP("Chain2 xlna Gain", pModal->xlnaGainCh[2]); 779 PR_EEP("txEndToXpaOff", pModal->txEndToXpaOff); 780 PR_EEP("txEndToRxOn", pModal->txEndToRxOn); 781 PR_EEP("txFrameToXpaOn", pModal->txFrameToXpaOn); 782 PR_EEP("CCA Threshold)", pModal->thresh62); 783 PR_EEP("Chain0 NF Threshold", pModal->noiseFloorThreshCh[0]); 784 PR_EEP("Chain1 NF Threshold", pModal->noiseFloorThreshCh[1]); 785 PR_EEP("Chain2 NF Threshold", pModal->noiseFloorThreshCh[2]); 786 PR_EEP("xpdGain", pModal->xpdGain); 787 PR_EEP("External PD", pModal->xpd); 788 PR_EEP("Chain0 I Coefficient", pModal->iqCalICh[0]); 789 PR_EEP("Chain1 I Coefficient", pModal->iqCalICh[1]); 790 PR_EEP("Chain2 I Coefficient", pModal->iqCalICh[2]); 791 PR_EEP("Chain0 Q Coefficient", pModal->iqCalQCh[0]); 792 PR_EEP("Chain1 Q Coefficient", pModal->iqCalQCh[1]); 793 PR_EEP("Chain2 Q Coefficient", pModal->iqCalQCh[2]); 794 PR_EEP("pdGainOverlap", pModal->pdGainOverlap); 795 PR_EEP("Chain0 OutputBias", pModal->ob); 796 PR_EEP("Chain0 DriverBias", pModal->db); 797 PR_EEP("xPA Bias Level", pModal->xpaBiasLvl); 798 PR_EEP("2chain pwr decrease", pModal->pwrDecreaseFor2Chain); 799 PR_EEP("3chain pwr decrease", pModal->pwrDecreaseFor3Chain); 800 PR_EEP("txFrameToDataStart", pModal->txFrameToDataStart); 801 PR_EEP("txFrameToPaOn", pModal->txFrameToPaOn); 802 PR_EEP("HT40 Power Inc.", pModal->ht40PowerIncForPdadc); 803 PR_EEP("Chain0 bswAtten", pModal->bswAtten[0]); 804 PR_EEP("Chain1 bswAtten", pModal->bswAtten[1]); 805 PR_EEP("Chain2 bswAtten", pModal->bswAtten[2]); 806 PR_EEP("Chain0 bswMargin", pModal->bswMargin[0]); 807 PR_EEP("Chain1 bswMargin", pModal->bswMargin[1]); 808 PR_EEP("Chain2 bswMargin", pModal->bswMargin[2]); 809 PR_EEP("HT40 Switch Settle", pModal->swSettleHt40); 810 PR_EEP("Chain0 xatten2Db", pModal->xatten2Db[0]); 811 PR_EEP("Chain1 xatten2Db", pModal->xatten2Db[1]); 812 PR_EEP("Chain2 xatten2Db", pModal->xatten2Db[2]); 813 PR_EEP("Chain0 xatten2Margin", pModal->xatten2Margin[0]); 814 PR_EEP("Chain1 xatten2Margin", pModal->xatten2Margin[1]); 815 PR_EEP("Chain2 xatten2Margin", pModal->xatten2Margin[2]); 816 PR_EEP("Chain1 OutputBias", pModal->ob_ch1); 817 PR_EEP("Chain1 DriverBias", pModal->db_ch1); 818 PR_EEP("LNA Control", pModal->lna_ctl); 819 PR_EEP("XPA Bias Freq0", pModal->xpaBiasLvlFreq[0]); 820 PR_EEP("XPA Bias Freq1", pModal->xpaBiasLvlFreq[1]); 821 PR_EEP("XPA Bias Freq2", pModal->xpaBiasLvlFreq[2]); 822 823 if (len > size) 824 len = size; 825 826 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 827 kfree(buf); 828 829 return retval; 830 831 #undef PR_EEP 832 } 833 834 static ssize_t read_9287_modal_eeprom(struct file *file, 835 char __user *user_buf, 836 size_t count, loff_t *ppos) 837 { 838 #define PR_EEP(_s, _val) \ 839 do { \ 840 len += snprintf(buf + len, size - len, "%20s : %10d\n", \ 841 _s, (_val)); \ 842 } while (0) 843 844 struct ath9k_htc_priv *priv = file->private_data; 845 struct modal_eep_ar9287_header *pModal = &priv->ah->eeprom.map9287.modalHeader; 846 unsigned int len = 0, size = 3000; 847 ssize_t retval = 0; 848 char *buf; 849 850 buf = kzalloc(size, GFP_KERNEL); 851 if (buf == NULL) 852 return -ENOMEM; 853 854 PR_EEP("Chain0 Ant. Control", pModal->antCtrlChain[0]); 855 PR_EEP("Chain1 Ant. Control", pModal->antCtrlChain[1]); 856 PR_EEP("Ant. Common Control", pModal->antCtrlCommon); 857 PR_EEP("Chain0 Ant. Gain", pModal->antennaGainCh[0]); 858 PR_EEP("Chain1 Ant. Gain", pModal->antennaGainCh[1]); 859 PR_EEP("Switch Settle", pModal->switchSettling); 860 PR_EEP("Chain0 TxRxAtten", pModal->txRxAttenCh[0]); 861 PR_EEP("Chain1 TxRxAtten", pModal->txRxAttenCh[1]); 862 PR_EEP("Chain0 RxTxMargin", pModal->rxTxMarginCh[0]); 863 PR_EEP("Chain1 RxTxMargin", pModal->rxTxMarginCh[1]); 864 PR_EEP("ADC Desired size", pModal->adcDesiredSize); 865 PR_EEP("txEndToXpaOff", pModal->txEndToXpaOff); 866 PR_EEP("txEndToRxOn", pModal->txEndToRxOn); 867 PR_EEP("txFrameToXpaOn", pModal->txFrameToXpaOn); 868 PR_EEP("CCA Threshold)", pModal->thresh62); 869 PR_EEP("Chain0 NF Threshold", pModal->noiseFloorThreshCh[0]); 870 PR_EEP("Chain1 NF Threshold", pModal->noiseFloorThreshCh[1]); 871 PR_EEP("xpdGain", pModal->xpdGain); 872 PR_EEP("External PD", pModal->xpd); 873 PR_EEP("Chain0 I Coefficient", pModal->iqCalICh[0]); 874 PR_EEP("Chain1 I Coefficient", pModal->iqCalICh[1]); 875 PR_EEP("Chain0 Q Coefficient", pModal->iqCalQCh[0]); 876 PR_EEP("Chain1 Q Coefficient", pModal->iqCalQCh[1]); 877 PR_EEP("pdGainOverlap", pModal->pdGainOverlap); 878 PR_EEP("xPA Bias Level", pModal->xpaBiasLvl); 879 PR_EEP("txFrameToDataStart", pModal->txFrameToDataStart); 880 PR_EEP("txFrameToPaOn", pModal->txFrameToPaOn); 881 PR_EEP("HT40 Power Inc.", pModal->ht40PowerIncForPdadc); 882 PR_EEP("Chain0 bswAtten", pModal->bswAtten[0]); 883 PR_EEP("Chain1 bswAtten", pModal->bswAtten[1]); 884 PR_EEP("Chain0 bswMargin", pModal->bswMargin[0]); 885 PR_EEP("Chain1 bswMargin", pModal->bswMargin[1]); 886 PR_EEP("HT40 Switch Settle", pModal->swSettleHt40); 887 PR_EEP("AR92x7 Version", pModal->version); 888 PR_EEP("DriverBias1", pModal->db1); 889 PR_EEP("DriverBias2", pModal->db1); 890 PR_EEP("CCK OutputBias", pModal->ob_cck); 891 PR_EEP("PSK OutputBias", pModal->ob_psk); 892 PR_EEP("QAM OutputBias", pModal->ob_qam); 893 PR_EEP("PAL_OFF OutputBias", pModal->ob_pal_off); 894 895 if (len > size) 896 len = size; 897 898 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); 899 kfree(buf); 900 901 return retval; 902 903 #undef PR_EEP 904 } 905 906 static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf, 907 size_t count, loff_t *ppos) 908 { 909 struct ath9k_htc_priv *priv = file->private_data; 910 911 if (AR_SREV_9271(priv->ah)) 912 return read_4k_modal_eeprom(file, user_buf, count, ppos); 913 else if (priv->ah->hw_version.usbdev == AR9280_USB) 914 return read_def_modal_eeprom(file, user_buf, count, ppos); 915 else if (priv->ah->hw_version.usbdev == AR9287_USB) 916 return read_9287_modal_eeprom(file, user_buf, count, ppos); 917 918 return 0; 919 } 920 921 static const struct file_operations fops_modal_eeprom = { 922 .read = read_file_modal_eeprom, 923 .open = ath9k_debugfs_open, 924 .owner = THIS_MODULE, 925 .llseek = default_llseek, 926 }; 927 928 int ath9k_htc_init_debug(struct ath_hw *ah) 929 { 930 struct ath_common *common = ath9k_hw_common(ah); 931 struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) common->priv; 932 933 priv->debug.debugfs_phy = debugfs_create_dir(KBUILD_MODNAME, 934 priv->hw->wiphy->debugfsdir); 935 if (!priv->debug.debugfs_phy) 936 return -ENOMEM; 937 938 debugfs_create_file("tgt_int_stats", S_IRUSR, priv->debug.debugfs_phy, 939 priv, &fops_tgt_int_stats); 940 debugfs_create_file("tgt_tx_stats", S_IRUSR, priv->debug.debugfs_phy, 941 priv, &fops_tgt_tx_stats); 942 debugfs_create_file("tgt_rx_stats", S_IRUSR, priv->debug.debugfs_phy, 943 priv, &fops_tgt_rx_stats); 944 debugfs_create_file("xmit", S_IRUSR, priv->debug.debugfs_phy, 945 priv, &fops_xmit); 946 debugfs_create_file("recv", S_IRUSR, priv->debug.debugfs_phy, 947 priv, &fops_recv); 948 debugfs_create_file("slot", S_IRUSR, priv->debug.debugfs_phy, 949 priv, &fops_slot); 950 debugfs_create_file("queue", S_IRUSR, priv->debug.debugfs_phy, 951 priv, &fops_queue); 952 debugfs_create_file("debug", S_IRUSR | S_IWUSR, priv->debug.debugfs_phy, 953 priv, &fops_debug); 954 debugfs_create_file("base_eeprom", S_IRUSR, priv->debug.debugfs_phy, 955 priv, &fops_base_eeprom); 956 debugfs_create_file("modal_eeprom", S_IRUSR, priv->debug.debugfs_phy, 957 priv, &fops_modal_eeprom); 958 959 return 0; 960 } 961