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v6.8
   1// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
   2/* Copyright(c) 2018-2019  Realtek Corporation
   3 */
   4
   5#include <linux/debugfs.h>
   6#include <linux/seq_file.h>
   7#include "main.h"
   8#include "coex.h"
   9#include "sec.h"
  10#include "fw.h"
  11#include "debug.h"
  12#include "phy.h"
  13#include "reg.h"
  14#include "ps.h"
  15#include "regd.h"
  16
  17#ifdef CONFIG_RTW88_DEBUGFS
  18
  19struct rtw_debugfs_priv {
  20	struct rtw_dev *rtwdev;
  21	int (*cb_read)(struct seq_file *m, void *v);
  22	ssize_t (*cb_write)(struct file *filp, const char __user *buffer,
  23			    size_t count, loff_t *loff);
  24	union {
  25		u32 cb_data;
  26		u8 *buf;
  27		struct {
  28			u32 page_offset;
  29			u32 page_num;
  30		} rsvd_page;
  31		struct {
  32			u8 rf_path;
  33			u32 rf_addr;
  34			u32 rf_mask;
  35		};
  36		struct {
  37			u32 addr;
  38			u32 len;
  39		} read_reg;
  40		struct {
  41			u8 bit;
  42		} dm_cap;
  43	};
  44};
  45
  46static const char * const rtw_dm_cap_strs[] = {
  47	[RTW_DM_CAP_NA] = "NA",
  48	[RTW_DM_CAP_TXGAPK] = "TXGAPK",
  49};
  50
  51static int rtw_debugfs_single_show(struct seq_file *m, void *v)
  52{
  53	struct rtw_debugfs_priv *debugfs_priv = m->private;
  54
  55	return debugfs_priv->cb_read(m, v);
  56}
  57
  58static ssize_t rtw_debugfs_common_write(struct file *filp,
  59					const char __user *buffer,
  60					size_t count, loff_t *loff)
  61{
  62	struct rtw_debugfs_priv *debugfs_priv = filp->private_data;
  63
  64	return debugfs_priv->cb_write(filp, buffer, count, loff);
  65}
  66
  67static ssize_t rtw_debugfs_single_write(struct file *filp,
  68					const char __user *buffer,
  69					size_t count, loff_t *loff)
  70{
  71	struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
  72	struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
  73
  74	return debugfs_priv->cb_write(filp, buffer, count, loff);
  75}
  76
  77static int rtw_debugfs_single_open_rw(struct inode *inode, struct file *filp)
  78{
  79	return single_open(filp, rtw_debugfs_single_show, inode->i_private);
  80}
  81
  82static int rtw_debugfs_close(struct inode *inode, struct file *filp)
  83{
  84	return 0;
  85}
  86
  87static const struct file_operations file_ops_single_r = {
  88	.owner = THIS_MODULE,
  89	.open = rtw_debugfs_single_open_rw,
  90	.read = seq_read,
  91	.llseek = seq_lseek,
  92	.release = single_release,
  93};
  94
  95static const struct file_operations file_ops_single_rw = {
  96	.owner = THIS_MODULE,
  97	.open = rtw_debugfs_single_open_rw,
  98	.release = single_release,
  99	.read = seq_read,
 100	.llseek = seq_lseek,
 101	.write = rtw_debugfs_single_write,
 102};
 103
 104static const struct file_operations file_ops_common_write = {
 105	.owner = THIS_MODULE,
 106	.write = rtw_debugfs_common_write,
 107	.open = simple_open,
 108	.release = rtw_debugfs_close,
 109};
 110
 111static int rtw_debugfs_get_read_reg(struct seq_file *m, void *v)
 112{
 113	struct rtw_debugfs_priv *debugfs_priv = m->private;
 114	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 115	u32 val, len, addr;
 116
 117	len = debugfs_priv->read_reg.len;
 118	addr = debugfs_priv->read_reg.addr;
 119	switch (len) {
 120	case 1:
 121		val = rtw_read8(rtwdev, addr);
 122		seq_printf(m, "reg 0x%03x: 0x%02x\n", addr, val);
 123		break;
 124	case 2:
 125		val = rtw_read16(rtwdev, addr);
 126		seq_printf(m, "reg 0x%03x: 0x%04x\n", addr, val);
 127		break;
 128	case 4:
 129		val = rtw_read32(rtwdev, addr);
 130		seq_printf(m, "reg 0x%03x: 0x%08x\n", addr, val);
 131		break;
 132	}
 133	return 0;
 134}
 135
 136static int rtw_debugfs_get_rf_read(struct seq_file *m, void *v)
 137{
 138	struct rtw_debugfs_priv *debugfs_priv = m->private;
 139	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 140	u32 val, addr, mask;
 141	u8 path;
 142
 143	path = debugfs_priv->rf_path;
 144	addr = debugfs_priv->rf_addr;
 145	mask = debugfs_priv->rf_mask;
 146
 147	mutex_lock(&rtwdev->mutex);
 148	val = rtw_read_rf(rtwdev, path, addr, mask);
 149	mutex_unlock(&rtwdev->mutex);
 150
 151	seq_printf(m, "rf_read path:%d addr:0x%08x mask:0x%08x val=0x%08x\n",
 152		   path, addr, mask, val);
 153
 154	return 0;
 155}
 156
 157static int rtw_debugfs_get_fix_rate(struct seq_file *m, void *v)
 158{
 159	struct rtw_debugfs_priv *debugfs_priv = m->private;
 160	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 161	struct rtw_dm_info *dm_info = &rtwdev->dm_info;
 162	u8 fix_rate = dm_info->fix_rate;
 163
 164	if (fix_rate >= DESC_RATE_MAX) {
 165		seq_printf(m, "Fix rate disabled, fix_rate = %u\n", fix_rate);
 166		return 0;
 167	}
 168
 169	seq_printf(m, "Data frames fixed at desc rate %u\n", fix_rate);
 170	return 0;
 171}
 172
 173static int rtw_debugfs_copy_from_user(char tmp[], int size,
 174				      const char __user *buffer, size_t count,
 175				      int num)
 176{
 177	int tmp_len;
 178
 179	memset(tmp, 0, size);
 180
 181	if (count < num)
 182		return -EFAULT;
 183
 184	tmp_len = (count > size - 1 ? size - 1 : count);
 185
 186	if (copy_from_user(tmp, buffer, tmp_len))
 187		return -EFAULT;
 188
 189	tmp[tmp_len] = '\0';
 190
 191	return 0;
 192}
 193
 194static ssize_t rtw_debugfs_set_read_reg(struct file *filp,
 195					const char __user *buffer,
 196					size_t count, loff_t *loff)
 197{
 198	struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
 199	struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
 200	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 201	char tmp[32 + 1];
 202	u32 addr, len;
 203	int num;
 204	int ret;
 205
 206	ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2);
 207	if (ret)
 208		return ret;
 209
 210	num = sscanf(tmp, "%x %x", &addr, &len);
 211
 212	if (num !=  2)
 213		return -EINVAL;
 214
 215	if (len != 1 && len != 2 && len != 4) {
 216		rtw_warn(rtwdev, "read reg setting wrong len\n");
 217		return -EINVAL;
 218	}
 219	debugfs_priv->read_reg.addr = addr;
 220	debugfs_priv->read_reg.len = len;
 221
 222	return count;
 223}
 224
 225static int rtw_debugfs_get_dump_cam(struct seq_file *m, void *v)
 226{
 227	struct rtw_debugfs_priv *debugfs_priv = m->private;
 228	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 229	u32 val, command;
 230	u32 hw_key_idx = debugfs_priv->cb_data << RTW_SEC_CAM_ENTRY_SHIFT;
 231	u32 read_cmd = RTW_SEC_CMD_POLLING;
 232	int i;
 233
 234	seq_printf(m, "cam entry%d\n", debugfs_priv->cb_data);
 235	seq_puts(m, "0x0      0x1      0x2     0x3     ");
 236	seq_puts(m, "0x4     0x5\n");
 237	mutex_lock(&rtwdev->mutex);
 238	for (i = 0; i <= 5; i++) {
 239		command = read_cmd | (hw_key_idx + i);
 240		rtw_write32(rtwdev, RTW_SEC_CMD_REG, command);
 241		val = rtw_read32(rtwdev, RTW_SEC_READ_REG);
 242		seq_printf(m, "%8.8x", val);
 243		if (i < 2)
 244			seq_puts(m, " ");
 245	}
 246	seq_puts(m, "\n");
 247	mutex_unlock(&rtwdev->mutex);
 248	return 0;
 249}
 250
 251static int rtw_debugfs_get_rsvd_page(struct seq_file *m, void *v)
 252{
 253	struct rtw_debugfs_priv *debugfs_priv = m->private;
 254	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 255	u8 page_size = rtwdev->chip->page_size;
 256	u32 buf_size = debugfs_priv->rsvd_page.page_num * page_size;
 257	u32 offset = debugfs_priv->rsvd_page.page_offset * page_size;
 258	u8 *buf;
 259	int i;
 260	int ret;
 261
 262	buf = vzalloc(buf_size);
 263	if (!buf)
 264		return -ENOMEM;
 265
 266	ret = rtw_fw_dump_fifo(rtwdev, RTW_FW_FIFO_SEL_RSVD_PAGE, offset,
 267			       buf_size, (u32 *)buf);
 268	if (ret) {
 269		rtw_err(rtwdev, "failed to dump rsvd page\n");
 270		vfree(buf);
 271		return ret;
 272	}
 273
 274	for (i = 0 ; i < buf_size ; i += 8) {
 275		if (i % page_size == 0)
 276			seq_printf(m, "PAGE %d\n", (i + offset) / page_size);
 277		seq_printf(m, "%8ph\n", buf + i);
 
 
 
 
 278	}
 279	vfree(buf);
 280
 281	return 0;
 282}
 283
 284static ssize_t rtw_debugfs_set_rsvd_page(struct file *filp,
 285					 const char __user *buffer,
 286					 size_t count, loff_t *loff)
 287{
 288	struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
 289	struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
 290	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 291	char tmp[32 + 1];
 292	u32 offset, page_num;
 293	int num;
 294	int ret;
 295
 296	ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2);
 297	if (ret)
 298		return ret;
 299
 300	num = sscanf(tmp, "%d %d", &offset, &page_num);
 301
 302	if (num != 2) {
 303		rtw_warn(rtwdev, "invalid arguments\n");
 304		return -EINVAL;
 305	}
 306
 307	debugfs_priv->rsvd_page.page_offset = offset;
 308	debugfs_priv->rsvd_page.page_num = page_num;
 309
 310	return count;
 311}
 312
 313static ssize_t rtw_debugfs_set_single_input(struct file *filp,
 314					    const char __user *buffer,
 315					    size_t count, loff_t *loff)
 316{
 317	struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
 318	struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
 319	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 320	char tmp[32 + 1];
 321	u32 input;
 322	int num;
 323	int ret;
 324
 325	ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1);
 326	if (ret)
 327		return ret;
 328
 329	num = kstrtoint(tmp, 0, &input);
 330
 331	if (num) {
 332		rtw_warn(rtwdev, "kstrtoint failed\n");
 333		return num;
 334	}
 335
 336	debugfs_priv->cb_data = input;
 337
 338	return count;
 339}
 340
 341static ssize_t rtw_debugfs_set_write_reg(struct file *filp,
 342					 const char __user *buffer,
 343					 size_t count, loff_t *loff)
 344{
 345	struct rtw_debugfs_priv *debugfs_priv = filp->private_data;
 346	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 347	char tmp[32 + 1];
 348	u32 addr, val, len;
 349	int num;
 350	int ret;
 351
 352	ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3);
 353	if (ret)
 354		return ret;
 355
 356	/* write BB/MAC register */
 357	num = sscanf(tmp, "%x %x %x", &addr, &val, &len);
 358
 359	if (num !=  3)
 360		return -EINVAL;
 361
 362	switch (len) {
 363	case 1:
 364		rtw_dbg(rtwdev, RTW_DBG_DEBUGFS,
 365			"reg write8 0x%03x: 0x%08x\n", addr, val);
 366		rtw_write8(rtwdev, addr, (u8)val);
 367		break;
 368	case 2:
 369		rtw_dbg(rtwdev, RTW_DBG_DEBUGFS,
 370			"reg write16 0x%03x: 0x%08x\n", addr, val);
 371		rtw_write16(rtwdev, addr, (u16)val);
 372		break;
 373	case 4:
 374		rtw_dbg(rtwdev, RTW_DBG_DEBUGFS,
 375			"reg write32 0x%03x: 0x%08x\n", addr, val);
 376		rtw_write32(rtwdev, addr, (u32)val);
 377		break;
 378	default:
 379		rtw_dbg(rtwdev, RTW_DBG_DEBUGFS,
 380			"error write length = %d\n", len);
 381		break;
 382	}
 383
 384	return count;
 385}
 386
 387static ssize_t rtw_debugfs_set_h2c(struct file *filp,
 388				   const char __user *buffer,
 389				   size_t count, loff_t *loff)
 390{
 391	struct rtw_debugfs_priv *debugfs_priv = filp->private_data;
 392	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 393	char tmp[32 + 1];
 394	u8 param[8];
 395	int num;
 396	int ret;
 397
 398	ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3);
 399	if (ret)
 400		return ret;
 401
 402	num = sscanf(tmp, "%hhx,%hhx,%hhx,%hhx,%hhx,%hhx,%hhx,%hhx",
 403		     &param[0], &param[1], &param[2], &param[3],
 404		     &param[4], &param[5], &param[6], &param[7]);
 405	if (num != 8) {
 406		rtw_warn(rtwdev, "invalid H2C command format for debug\n");
 407		return -EINVAL;
 408	}
 409
 410	mutex_lock(&rtwdev->mutex);
 411	rtw_fw_h2c_cmd_dbg(rtwdev, param);
 412	mutex_unlock(&rtwdev->mutex);
 413
 414	return count;
 415}
 416
 417static ssize_t rtw_debugfs_set_rf_write(struct file *filp,
 418					const char __user *buffer,
 419					size_t count, loff_t *loff)
 420{
 421	struct rtw_debugfs_priv *debugfs_priv = filp->private_data;
 422	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 423	char tmp[32 + 1];
 424	u32 path, addr, mask, val;
 425	int num;
 426	int ret;
 427
 428	ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 4);
 429	if (ret)
 430		return ret;
 431
 432	num = sscanf(tmp, "%x %x %x %x", &path, &addr, &mask, &val);
 433
 434	if (num !=  4) {
 435		rtw_warn(rtwdev, "invalid args, [path] [addr] [mask] [val]\n");
 436		return -EINVAL;
 437	}
 438
 439	mutex_lock(&rtwdev->mutex);
 440	rtw_write_rf(rtwdev, path, addr, mask, val);
 441	mutex_unlock(&rtwdev->mutex);
 442	rtw_dbg(rtwdev, RTW_DBG_DEBUGFS,
 443		"write_rf path:%d addr:0x%08x mask:0x%08x, val:0x%08x\n",
 444		path, addr, mask, val);
 445
 446	return count;
 447}
 448
 449static ssize_t rtw_debugfs_set_rf_read(struct file *filp,
 450				       const char __user *buffer,
 451				       size_t count, loff_t *loff)
 452{
 453	struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
 454	struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
 455	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 456	char tmp[32 + 1];
 457	u32 path, addr, mask;
 458	int num;
 459	int ret;
 460
 461	ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3);
 462	if (ret)
 463		return ret;
 464
 465	num = sscanf(tmp, "%x %x %x", &path, &addr, &mask);
 466
 467	if (num !=  3) {
 468		rtw_warn(rtwdev, "invalid args, [path] [addr] [mask] [val]\n");
 469		return -EINVAL;
 470	}
 471
 472	debugfs_priv->rf_path = path;
 473	debugfs_priv->rf_addr = addr;
 474	debugfs_priv->rf_mask = mask;
 475
 476	return count;
 477}
 478
 479static ssize_t rtw_debugfs_set_fix_rate(struct file *filp,
 480					const char __user *buffer,
 481					size_t count, loff_t *loff)
 482{
 483	struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
 484	struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
 485	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 486	struct rtw_dm_info *dm_info = &rtwdev->dm_info;
 487	u8 fix_rate;
 488	char tmp[32 + 1];
 489	int ret;
 490
 491	ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1);
 492	if (ret)
 493		return ret;
 494
 495	ret = kstrtou8(tmp, 0, &fix_rate);
 496	if (ret) {
 497		rtw_warn(rtwdev, "invalid args, [rate]\n");
 498		return ret;
 499	}
 500
 501	dm_info->fix_rate = fix_rate;
 502
 503	return count;
 504}
 505
 506static int rtw_debug_get_mac_page(struct seq_file *m, void *v)
 507{
 508	struct rtw_debugfs_priv *debugfs_priv = m->private;
 509	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 
 510	u32 page = debugfs_priv->cb_data;
 511	int i, n;
 512	int max = 0xff;
 513
 514	rtw_read32(rtwdev, debugfs_priv->cb_data);
 515	for (n = 0; n <= max; ) {
 516		seq_printf(m, "\n%8.8x  ", n + page);
 517		for (i = 0; i < 4 && n <= max; i++, n += 4)
 518			seq_printf(m, "%8.8x    ",
 519				   rtw_read32(rtwdev, (page | n)));
 520	}
 521	seq_puts(m, "\n");
 522	return 0;
 523}
 524
 525static int rtw_debug_get_bb_page(struct seq_file *m, void *v)
 526{
 527	struct rtw_debugfs_priv *debugfs_priv = m->private;
 528	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 
 529	u32 page = debugfs_priv->cb_data;
 530	int i, n;
 531	int max = 0xff;
 532
 533	rtw_read32(rtwdev, debugfs_priv->cb_data);
 534	for (n = 0; n <= max; ) {
 535		seq_printf(m, "\n%8.8x  ", n + page);
 536		for (i = 0; i < 4 && n <= max; i++, n += 4)
 537			seq_printf(m, "%8.8x    ",
 538				   rtw_read32(rtwdev, (page | n)));
 539	}
 540	seq_puts(m, "\n");
 541	return 0;
 542}
 543
 544static int rtw_debug_get_rf_dump(struct seq_file *m, void *v)
 545{
 546	struct rtw_debugfs_priv *debugfs_priv = m->private;
 547	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 548	u32 addr, offset, data;
 549	u8 path;
 550
 551	mutex_lock(&rtwdev->mutex);
 552
 553	for (path = 0; path < rtwdev->hal.rf_path_num; path++) {
 554		seq_printf(m, "RF path:%d\n", path);
 555		for (addr = 0; addr < 0x100; addr += 4) {
 556			seq_printf(m, "%8.8x  ", addr);
 557			for (offset = 0; offset < 4; offset++) {
 558				data = rtw_read_rf(rtwdev, path, addr + offset,
 559						   0xffffffff);
 560				seq_printf(m, "%8.8x    ", data);
 561			}
 562			seq_puts(m, "\n");
 563		}
 564		seq_puts(m, "\n");
 565	}
 566
 567	mutex_unlock(&rtwdev->mutex);
 568
 569	return 0;
 570}
 571
 572static void rtw_print_cck_rate_txt(struct seq_file *m, u8 rate)
 573{
 574	static const char * const
 575	cck_rate[] = {"1M", "2M", "5.5M", "11M"};
 576	u8 idx = rate - DESC_RATE1M;
 577
 578	seq_printf(m, " CCK_%-5s", cck_rate[idx]);
 579}
 580
 581static void rtw_print_ofdm_rate_txt(struct seq_file *m, u8 rate)
 582{
 583	static const char * const
 584	ofdm_rate[] = {"6M", "9M", "12M", "18M", "24M", "36M", "48M", "54M"};
 585	u8 idx = rate - DESC_RATE6M;
 586
 587	seq_printf(m, " OFDM_%-4s", ofdm_rate[idx]);
 588}
 589
 590static void rtw_print_ht_rate_txt(struct seq_file *m, u8 rate)
 591{
 592	u8 mcs_n = rate - DESC_RATEMCS0;
 593
 594	seq_printf(m, " MCS%-6u", mcs_n);
 595}
 596
 597static void rtw_print_vht_rate_txt(struct seq_file *m, u8 rate)
 598{
 599	u8 idx = rate - DESC_RATEVHT1SS_MCS0;
 600	u8 n_ss, mcs_n;
 601
 602	/* n spatial stream */
 603	n_ss = 1 + idx / 10;
 604	/* MCS n */
 605	mcs_n = idx % 10;
 606	seq_printf(m, " VHT%uSMCS%u", n_ss, mcs_n);
 607}
 608
 609static void rtw_print_rate(struct seq_file *m, u8 rate)
 610{
 611	switch (rate) {
 612	case DESC_RATE1M...DESC_RATE11M:
 613		rtw_print_cck_rate_txt(m, rate);
 614		break;
 615	case DESC_RATE6M...DESC_RATE54M:
 616		rtw_print_ofdm_rate_txt(m, rate);
 617		break;
 618	case DESC_RATEMCS0...DESC_RATEMCS15:
 619		rtw_print_ht_rate_txt(m, rate);
 620		break;
 621	case DESC_RATEVHT1SS_MCS0...DESC_RATEVHT2SS_MCS9:
 622		rtw_print_vht_rate_txt(m, rate);
 623		break;
 624	default:
 625		seq_printf(m, " Unknown rate=0x%x\n", rate);
 626		break;
 627	}
 628}
 629
 630#define case_REGD(src) \
 631	case RTW_REGD_##src: return #src
 632
 633static const char *rtw_get_regd_string(u8 regd)
 634{
 635	switch (regd) {
 636	case_REGD(FCC);
 637	case_REGD(MKK);
 638	case_REGD(ETSI);
 639	case_REGD(IC);
 640	case_REGD(KCC);
 641	case_REGD(ACMA);
 642	case_REGD(CHILE);
 643	case_REGD(UKRAINE);
 644	case_REGD(MEXICO);
 645	case_REGD(CN);
 646	case_REGD(WW);
 647	default:
 648		return "Unknown";
 649	}
 650}
 651
 652static int rtw_debugfs_get_tx_pwr_tbl(struct seq_file *m, void *v)
 653{
 654	struct rtw_debugfs_priv *debugfs_priv = m->private;
 655	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 656	struct rtw_hal *hal = &rtwdev->hal;
 657	u8 path, rate, bw, ch, regd;
 
 658	struct rtw_power_params pwr_param = {0};
 
 
 
 659
 660	mutex_lock(&rtwdev->mutex);
 661	bw = hal->current_band_width;
 662	ch = hal->current_channel;
 663	regd = rtw_regd_get(rtwdev);
 664
 665	seq_printf(m, "channel: %u\n", ch);
 666	seq_printf(m, "bandwidth: %u\n", bw);
 667	seq_printf(m, "regulatory: %s\n", rtw_get_regd_string(regd));
 668	seq_printf(m, "%-4s %-10s %-9s %-9s (%-4s %-4s %-4s) %-4s\n",
 669		   "path", "rate", "pwr", "base", "byr", "lmt", "sar", "rem");
 670
 671	mutex_lock(&hal->tx_power_mutex);
 672	for (path = RF_PATH_A; path <= RF_PATH_B; path++) {
 673		/* there is no CCK rates used in 5G */
 674		if (hal->current_band_type == RTW_BAND_5G)
 675			rate = DESC_RATE6M;
 676		else
 677			rate = DESC_RATE1M;
 678
 679		/* now, not support vht 3ss and vht 4ss*/
 680		for (; rate <= DESC_RATEVHT2SS_MCS9; rate++) {
 681			/* now, not support ht 3ss and ht 4ss*/
 682			if (rate > DESC_RATEMCS15 &&
 683			    rate < DESC_RATEVHT1SS_MCS0)
 684				continue;
 685
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 686			rtw_get_tx_power_params(rtwdev, path, rate, bw,
 687						ch, regd, &pwr_param);
 688
 689			seq_printf(m, "%4c ", path + 'A');
 690			rtw_print_rate(m, rate);
 691			seq_printf(m, " %3u(0x%02x) %4u %4d (%4d %4d %4d) %4d\n",
 
 692				   hal->tx_pwr_tbl[path][rate],
 693				   hal->tx_pwr_tbl[path][rate],
 694				   pwr_param.pwr_base,
 695				   min3(pwr_param.pwr_offset,
 696					pwr_param.pwr_limit,
 697					pwr_param.pwr_sar),
 698				   pwr_param.pwr_offset, pwr_param.pwr_limit,
 699				   pwr_param.pwr_sar,
 700				   pwr_param.pwr_remnant);
 701		}
 702	}
 703
 704	mutex_unlock(&hal->tx_power_mutex);
 705	mutex_unlock(&rtwdev->mutex);
 706
 707	return 0;
 708}
 709
 710void rtw_debugfs_get_simple_phy_info(struct seq_file *m)
 711{
 712	struct rtw_debugfs_priv *debugfs_priv = m->private;
 713	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 714	struct rtw_hal *hal = &rtwdev->hal;
 715	struct rtw_dm_info *dm_info = &rtwdev->dm_info;
 716	struct rtw_traffic_stats *stats = &rtwdev->stats;
 717
 718	seq_printf(m, "%-40s = %ddBm/ %d\n", "RSSI/ STA Channel",
 719		   dm_info->rssi[RF_PATH_A] - 100, hal->current_channel);
 720
 721	seq_printf(m, "TP {Tx, Rx} = {%u, %u}Mbps\n",
 722		   stats->tx_throughput, stats->rx_throughput);
 723
 724	seq_puts(m, "[Tx Rate] = ");
 725	rtw_print_rate(m, dm_info->tx_rate);
 726	seq_printf(m, "(0x%x)\n", dm_info->tx_rate);
 727
 728	seq_puts(m, "[Rx Rate] = ");
 729	rtw_print_rate(m, dm_info->curr_rx_rate);
 730	seq_printf(m, "(0x%x)\n", dm_info->curr_rx_rate);
 731}
 732
 733static int rtw_debugfs_get_phy_info(struct seq_file *m, void *v)
 734{
 735	struct rtw_debugfs_priv *debugfs_priv = m->private;
 736	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 737	struct rtw_dm_info *dm_info = &rtwdev->dm_info;
 738	struct rtw_traffic_stats *stats = &rtwdev->stats;
 739	struct rtw_pkt_count *last_cnt = &dm_info->last_pkt_count;
 740	struct rtw_efuse *efuse = &rtwdev->efuse;
 741	struct ewma_evm *ewma_evm = dm_info->ewma_evm;
 742	struct ewma_snr *ewma_snr = dm_info->ewma_snr;
 743	u8 ss, rate_id;
 744
 745	seq_puts(m, "==========[Common Info]========\n");
 746	seq_printf(m, "Is link = %c\n", rtw_is_assoc(rtwdev) ? 'Y' : 'N');
 747	seq_printf(m, "Current CH(fc) = %u\n", rtwdev->hal.current_channel);
 748	seq_printf(m, "Current BW = %u\n", rtwdev->hal.current_band_width);
 749	seq_printf(m, "Current IGI = 0x%x\n", dm_info->igi_history[0]);
 750	seq_printf(m, "TP {Tx, Rx} = {%u, %u}Mbps\n",
 751		   stats->tx_throughput, stats->rx_throughput);
 752	seq_printf(m, "1SS for TX and RX = %c\n\n", rtwdev->hal.txrx_1ss ?
 753		   'Y' : 'N');
 754
 755	seq_puts(m, "==========[Tx Phy Info]========\n");
 756	seq_puts(m, "[Tx Rate] = ");
 757	rtw_print_rate(m, dm_info->tx_rate);
 758	seq_printf(m, "(0x%x)\n\n", dm_info->tx_rate);
 759
 760	seq_puts(m, "==========[Rx Phy Info]========\n");
 761	seq_printf(m, "[Rx Beacon Count] = %u\n", last_cnt->num_bcn_pkt);
 762	seq_puts(m, "[Rx Rate] = ");
 763	rtw_print_rate(m, dm_info->curr_rx_rate);
 764	seq_printf(m, "(0x%x)\n", dm_info->curr_rx_rate);
 765
 766	seq_puts(m, "[Rx Rate Count]:\n");
 767	seq_printf(m, " * CCK = {%u, %u, %u, %u}\n",
 768		   last_cnt->num_qry_pkt[DESC_RATE1M],
 769		   last_cnt->num_qry_pkt[DESC_RATE2M],
 770		   last_cnt->num_qry_pkt[DESC_RATE5_5M],
 771		   last_cnt->num_qry_pkt[DESC_RATE11M]);
 772
 773	seq_printf(m, " * OFDM = {%u, %u, %u, %u, %u, %u, %u, %u}\n",
 774		   last_cnt->num_qry_pkt[DESC_RATE6M],
 775		   last_cnt->num_qry_pkt[DESC_RATE9M],
 776		   last_cnt->num_qry_pkt[DESC_RATE12M],
 777		   last_cnt->num_qry_pkt[DESC_RATE18M],
 778		   last_cnt->num_qry_pkt[DESC_RATE24M],
 779		   last_cnt->num_qry_pkt[DESC_RATE36M],
 780		   last_cnt->num_qry_pkt[DESC_RATE48M],
 781		   last_cnt->num_qry_pkt[DESC_RATE54M]);
 782
 783	for (ss = 0; ss < efuse->hw_cap.nss; ss++) {
 784		rate_id = DESC_RATEMCS0 + ss * 8;
 785		seq_printf(m, " * HT_MCS[%u:%u] = {%u, %u, %u, %u, %u, %u, %u, %u}\n",
 786			   ss * 8, ss * 8 + 7,
 787			   last_cnt->num_qry_pkt[rate_id],
 788			   last_cnt->num_qry_pkt[rate_id + 1],
 789			   last_cnt->num_qry_pkt[rate_id + 2],
 790			   last_cnt->num_qry_pkt[rate_id + 3],
 791			   last_cnt->num_qry_pkt[rate_id + 4],
 792			   last_cnt->num_qry_pkt[rate_id + 5],
 793			   last_cnt->num_qry_pkt[rate_id + 6],
 794			   last_cnt->num_qry_pkt[rate_id + 7]);
 795	}
 796
 797	for (ss = 0; ss < efuse->hw_cap.nss; ss++) {
 798		rate_id = DESC_RATEVHT1SS_MCS0 + ss * 10;
 799		seq_printf(m, " * VHT_MCS-%uss MCS[0:9] = {%u, %u, %u, %u, %u, %u, %u, %u, %u, %u}\n",
 800			   ss + 1,
 801			   last_cnt->num_qry_pkt[rate_id],
 802			   last_cnt->num_qry_pkt[rate_id + 1],
 803			   last_cnt->num_qry_pkt[rate_id + 2],
 804			   last_cnt->num_qry_pkt[rate_id + 3],
 805			   last_cnt->num_qry_pkt[rate_id + 4],
 806			   last_cnt->num_qry_pkt[rate_id + 5],
 807			   last_cnt->num_qry_pkt[rate_id + 6],
 808			   last_cnt->num_qry_pkt[rate_id + 7],
 809			   last_cnt->num_qry_pkt[rate_id + 8],
 810			   last_cnt->num_qry_pkt[rate_id + 9]);
 811	}
 812
 813	seq_printf(m, "[RSSI(dBm)] = {%d, %d}\n",
 814		   dm_info->rssi[RF_PATH_A] - 100,
 815		   dm_info->rssi[RF_PATH_B] - 100);
 816	seq_printf(m, "[Rx EVM(dB)] = {-%d, -%d}\n",
 817		   dm_info->rx_evm_dbm[RF_PATH_A],
 818		   dm_info->rx_evm_dbm[RF_PATH_B]);
 819	seq_printf(m, "[Rx SNR] = {%d, %d}\n",
 820		   dm_info->rx_snr[RF_PATH_A],
 821		   dm_info->rx_snr[RF_PATH_B]);
 822	seq_printf(m, "[CFO_tail(KHz)] = {%d, %d}\n",
 823		   dm_info->cfo_tail[RF_PATH_A],
 824		   dm_info->cfo_tail[RF_PATH_B]);
 825
 826	if (dm_info->curr_rx_rate >= DESC_RATE11M) {
 827		seq_puts(m, "[Rx Average Status]:\n");
 828		seq_printf(m, " * OFDM, EVM: {-%d}, SNR: {%d}\n",
 829			   (u8)ewma_evm_read(&ewma_evm[RTW_EVM_OFDM]),
 830			   (u8)ewma_snr_read(&ewma_snr[RTW_SNR_OFDM_A]));
 831		seq_printf(m, " * 1SS, EVM: {-%d}, SNR: {%d}\n",
 832			   (u8)ewma_evm_read(&ewma_evm[RTW_EVM_1SS]),
 833			   (u8)ewma_snr_read(&ewma_snr[RTW_SNR_1SS_A]));
 834		seq_printf(m, " * 2SS, EVM: {-%d, -%d}, SNR: {%d, %d}\n",
 835			   (u8)ewma_evm_read(&ewma_evm[RTW_EVM_2SS_A]),
 836			   (u8)ewma_evm_read(&ewma_evm[RTW_EVM_2SS_B]),
 837			   (u8)ewma_snr_read(&ewma_snr[RTW_SNR_2SS_A]),
 838			   (u8)ewma_snr_read(&ewma_snr[RTW_SNR_2SS_B]));
 839	}
 840
 841	seq_puts(m, "[Rx Counter]:\n");
 842	seq_printf(m, " * CCA (CCK, OFDM, Total) = (%u, %u, %u)\n",
 843		   dm_info->cck_cca_cnt,
 844		   dm_info->ofdm_cca_cnt,
 845		   dm_info->total_cca_cnt);
 846	seq_printf(m, " * False Alarm (CCK, OFDM, Total) = (%u, %u, %u)\n",
 847		   dm_info->cck_fa_cnt,
 848		   dm_info->ofdm_fa_cnt,
 849		   dm_info->total_fa_cnt);
 850	seq_printf(m, " * CCK cnt (ok, err) = (%u, %u)\n",
 851		   dm_info->cck_ok_cnt, dm_info->cck_err_cnt);
 852	seq_printf(m, " * OFDM cnt (ok, err) = (%u, %u)\n",
 853		   dm_info->ofdm_ok_cnt, dm_info->ofdm_err_cnt);
 854	seq_printf(m, " * HT cnt (ok, err) = (%u, %u)\n",
 855		   dm_info->ht_ok_cnt, dm_info->ht_err_cnt);
 856	seq_printf(m, " * VHT cnt (ok, err) = (%u, %u)\n",
 857		   dm_info->vht_ok_cnt, dm_info->vht_err_cnt);
 858
 859	return 0;
 860}
 861
 862static int rtw_debugfs_get_coex_info(struct seq_file *m, void *v)
 863{
 864	struct rtw_debugfs_priv *debugfs_priv = m->private;
 865	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 866
 867	mutex_lock(&rtwdev->mutex);
 868	rtw_coex_display_coex_info(rtwdev, m);
 869	mutex_unlock(&rtwdev->mutex);
 870
 871	return 0;
 872}
 873
 874static ssize_t rtw_debugfs_set_coex_enable(struct file *filp,
 875					   const char __user *buffer,
 876					   size_t count, loff_t *loff)
 877{
 878	struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
 879	struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
 880	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 881	struct rtw_coex *coex = &rtwdev->coex;
 882	char tmp[32 + 1];
 883	bool enable;
 884	int ret;
 885
 886	ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1);
 887	if (ret)
 888		return ret;
 889
 890	ret = kstrtobool(tmp, &enable);
 891	if (ret) {
 892		rtw_warn(rtwdev, "invalid arguments\n");
 893		return ret;
 894	}
 895
 896	mutex_lock(&rtwdev->mutex);
 897	coex->manual_control = !enable;
 898	mutex_unlock(&rtwdev->mutex);
 899
 900	return count;
 901}
 902
 903static int rtw_debugfs_get_coex_enable(struct seq_file *m, void *v)
 904{
 905	struct rtw_debugfs_priv *debugfs_priv = m->private;
 906	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 907	struct rtw_coex *coex = &rtwdev->coex;
 908
 909	seq_printf(m, "coex mechanism %s\n",
 910		   coex->manual_control ? "disabled" : "enabled");
 911
 912	return 0;
 913}
 914
 915static ssize_t rtw_debugfs_set_edcca_enable(struct file *filp,
 916					    const char __user *buffer,
 917					    size_t count, loff_t *loff)
 918{
 919	struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
 920	struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
 921	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 922	bool input;
 923	int err;
 924
 925	err = kstrtobool_from_user(buffer, count, &input);
 926	if (err)
 927		return err;
 928
 929	rtw_edcca_enabled = input;
 930	rtw_phy_adaptivity_set_mode(rtwdev);
 931
 932	return count;
 933}
 934
 935static int rtw_debugfs_get_edcca_enable(struct seq_file *m, void *v)
 936{
 937	struct rtw_debugfs_priv *debugfs_priv = m->private;
 938	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 939	struct rtw_dm_info *dm_info = &rtwdev->dm_info;
 940
 941	seq_printf(m, "EDCCA %s: EDCCA mode %d\n",
 942		   rtw_edcca_enabled ? "enabled" : "disabled",
 943		   dm_info->edcca_mode);
 944	return 0;
 945}
 946
 947static ssize_t rtw_debugfs_set_fw_crash(struct file *filp,
 948					const char __user *buffer,
 949					size_t count, loff_t *loff)
 950{
 951	struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
 952	struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
 953	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 954	char tmp[32 + 1];
 955	bool input;
 956	int ret;
 957
 958	ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1);
 959	if (ret)
 960		return ret;
 961
 962	ret = kstrtobool(tmp, &input);
 963	if (ret)
 964		return -EINVAL;
 965
 966	if (!input)
 967		return -EINVAL;
 968
 969	if (test_bit(RTW_FLAG_RESTARTING, rtwdev->flags))
 970		return -EINPROGRESS;
 971
 972	mutex_lock(&rtwdev->mutex);
 973	rtw_leave_lps_deep(rtwdev);
 974	set_bit(RTW_FLAG_RESTART_TRIGGERING, rtwdev->flags);
 975	rtw_write8(rtwdev, REG_HRCV_MSG, 1);
 976	mutex_unlock(&rtwdev->mutex);
 977
 978	return count;
 979}
 980
 981static int rtw_debugfs_get_fw_crash(struct seq_file *m, void *v)
 982{
 983	struct rtw_debugfs_priv *debugfs_priv = m->private;
 984	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 985
 986	seq_printf(m, "%d\n",
 987		   test_bit(RTW_FLAG_RESTART_TRIGGERING, rtwdev->flags) ||
 988		   test_bit(RTW_FLAG_RESTARTING, rtwdev->flags));
 989	return 0;
 990}
 991
 992static ssize_t rtw_debugfs_set_force_lowest_basic_rate(struct file *filp,
 993						       const char __user *buffer,
 994						       size_t count, loff_t *loff)
 995{
 996	struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
 997	struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
 998	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
 999	bool input;
1000	int err;
1001
1002	err = kstrtobool_from_user(buffer, count, &input);
1003	if (err)
1004		return err;
1005
1006	if (input)
1007		set_bit(RTW_FLAG_FORCE_LOWEST_RATE, rtwdev->flags);
1008	else
1009		clear_bit(RTW_FLAG_FORCE_LOWEST_RATE, rtwdev->flags);
1010
1011	return count;
1012}
1013
1014static int rtw_debugfs_get_force_lowest_basic_rate(struct seq_file *m, void *v)
1015{
1016	struct rtw_debugfs_priv *debugfs_priv = m->private;
1017	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
1018
1019	seq_printf(m, "force lowest basic rate: %d\n",
1020		   test_bit(RTW_FLAG_FORCE_LOWEST_RATE, rtwdev->flags));
1021
1022	return 0;
1023}
1024
1025static ssize_t rtw_debugfs_set_dm_cap(struct file *filp,
1026				      const char __user *buffer,
1027				      size_t count, loff_t *loff)
1028{
1029	struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
1030	struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
1031	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
1032	struct rtw_dm_info *dm_info = &rtwdev->dm_info;
1033	int bit;
1034	bool en;
1035
1036	if (kstrtoint_from_user(buffer, count, 10, &bit))
1037		return -EINVAL;
1038
1039	en = bit > 0;
1040	bit = abs(bit);
1041
1042	if (bit >= RTW_DM_CAP_NUM) {
1043		rtw_warn(rtwdev, "unknown DM CAP %d\n", bit);
1044		return -EINVAL;
1045	}
1046
1047	if (en)
1048		dm_info->dm_flags &= ~BIT(bit);
1049	else
1050		dm_info->dm_flags |= BIT(bit);
1051
1052	debugfs_priv->dm_cap.bit = bit;
1053
1054	return count;
1055}
1056
1057static void dump_gapk_status(struct rtw_dev *rtwdev, struct seq_file *m)
1058{
1059	struct rtw_dm_info *dm_info = &rtwdev->dm_info;
1060	struct rtw_gapk_info *txgapk = &rtwdev->dm_info.gapk;
1061	int i, path;
1062	u32 val;
1063
1064	seq_printf(m, "\n(%2d) %c%s\n\n", RTW_DM_CAP_TXGAPK,
1065		   dm_info->dm_flags & BIT(RTW_DM_CAP_TXGAPK) ? '-' : '+',
1066		   rtw_dm_cap_strs[RTW_DM_CAP_TXGAPK]);
1067
1068	mutex_lock(&rtwdev->mutex);
1069
1070	for (path = 0; path < rtwdev->hal.rf_path_num; path++) {
1071		val = rtw_read_rf(rtwdev, path, RF_GAINTX, RFREG_MASK);
1072		seq_printf(m, "path %d:\n0x%x = 0x%x\n", path, RF_GAINTX, val);
1073
1074		for (i = 0; i < RF_HW_OFFSET_NUM; i++)
1075			seq_printf(m, "[TXGAPK] offset %d %d\n",
1076				   txgapk->rf3f_fs[path][i], i);
1077		seq_puts(m, "\n");
1078	}
1079	mutex_unlock(&rtwdev->mutex);
1080}
1081
1082static int rtw_debugfs_get_dm_cap(struct seq_file *m, void *v)
1083{
1084	struct rtw_debugfs_priv *debugfs_priv = m->private;
1085	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
1086	struct rtw_dm_info *dm_info = &rtwdev->dm_info;
1087	int i;
1088
1089	switch (debugfs_priv->dm_cap.bit) {
1090	case RTW_DM_CAP_TXGAPK:
1091		dump_gapk_status(rtwdev, m);
1092		break;
1093	default:
1094		for (i = 1; i < RTW_DM_CAP_NUM; i++) {
1095			seq_printf(m, "(%2d) %c%s\n", i,
1096				   dm_info->dm_flags & BIT(i) ? '-' : '+',
1097				   rtw_dm_cap_strs[i]);
1098		}
1099		break;
1100	}
1101	debugfs_priv->dm_cap.bit = RTW_DM_CAP_NA;
1102	return 0;
1103}
1104
1105#define rtw_debug_impl_mac(page, addr)				\
1106static struct rtw_debugfs_priv rtw_debug_priv_mac_ ##page = {	\
1107	.cb_read = rtw_debug_get_mac_page,			\
1108	.cb_data = addr,					\
1109}
1110
1111rtw_debug_impl_mac(0, 0x0000);
1112rtw_debug_impl_mac(1, 0x0100);
1113rtw_debug_impl_mac(2, 0x0200);
1114rtw_debug_impl_mac(3, 0x0300);
1115rtw_debug_impl_mac(4, 0x0400);
1116rtw_debug_impl_mac(5, 0x0500);
1117rtw_debug_impl_mac(6, 0x0600);
1118rtw_debug_impl_mac(7, 0x0700);
1119rtw_debug_impl_mac(10, 0x1000);
1120rtw_debug_impl_mac(11, 0x1100);
1121rtw_debug_impl_mac(12, 0x1200);
1122rtw_debug_impl_mac(13, 0x1300);
1123rtw_debug_impl_mac(14, 0x1400);
1124rtw_debug_impl_mac(15, 0x1500);
1125rtw_debug_impl_mac(16, 0x1600);
1126rtw_debug_impl_mac(17, 0x1700);
1127
1128#define rtw_debug_impl_bb(page, addr)			\
1129static struct rtw_debugfs_priv rtw_debug_priv_bb_ ##page = {	\
1130	.cb_read = rtw_debug_get_bb_page,			\
1131	.cb_data = addr,					\
1132}
1133
1134rtw_debug_impl_bb(8, 0x0800);
1135rtw_debug_impl_bb(9, 0x0900);
1136rtw_debug_impl_bb(a, 0x0a00);
1137rtw_debug_impl_bb(b, 0x0b00);
1138rtw_debug_impl_bb(c, 0x0c00);
1139rtw_debug_impl_bb(d, 0x0d00);
1140rtw_debug_impl_bb(e, 0x0e00);
1141rtw_debug_impl_bb(f, 0x0f00);
1142rtw_debug_impl_bb(18, 0x1800);
1143rtw_debug_impl_bb(19, 0x1900);
1144rtw_debug_impl_bb(1a, 0x1a00);
1145rtw_debug_impl_bb(1b, 0x1b00);
1146rtw_debug_impl_bb(1c, 0x1c00);
1147rtw_debug_impl_bb(1d, 0x1d00);
1148rtw_debug_impl_bb(1e, 0x1e00);
1149rtw_debug_impl_bb(1f, 0x1f00);
1150rtw_debug_impl_bb(2c, 0x2c00);
1151rtw_debug_impl_bb(2d, 0x2d00);
1152rtw_debug_impl_bb(40, 0x4000);
1153rtw_debug_impl_bb(41, 0x4100);
1154
1155static struct rtw_debugfs_priv rtw_debug_priv_rf_dump = {
1156	.cb_read = rtw_debug_get_rf_dump,
1157};
1158
1159static struct rtw_debugfs_priv rtw_debug_priv_tx_pwr_tbl = {
1160	.cb_read = rtw_debugfs_get_tx_pwr_tbl,
1161};
1162
1163static struct rtw_debugfs_priv rtw_debug_priv_write_reg = {
1164	.cb_write = rtw_debugfs_set_write_reg,
1165};
1166
1167static struct rtw_debugfs_priv rtw_debug_priv_h2c = {
1168	.cb_write = rtw_debugfs_set_h2c,
1169};
1170
1171static struct rtw_debugfs_priv rtw_debug_priv_rf_write = {
1172	.cb_write = rtw_debugfs_set_rf_write,
1173};
1174
1175static struct rtw_debugfs_priv rtw_debug_priv_rf_read = {
1176	.cb_write = rtw_debugfs_set_rf_read,
1177	.cb_read = rtw_debugfs_get_rf_read,
1178};
1179
1180static struct rtw_debugfs_priv rtw_debug_priv_read_reg = {
1181	.cb_write = rtw_debugfs_set_read_reg,
1182	.cb_read = rtw_debugfs_get_read_reg,
1183};
1184
1185static struct rtw_debugfs_priv rtw_debug_priv_fix_rate = {
1186	.cb_write = rtw_debugfs_set_fix_rate,
1187	.cb_read = rtw_debugfs_get_fix_rate,
1188};
1189
1190static struct rtw_debugfs_priv rtw_debug_priv_dump_cam = {
1191	.cb_write = rtw_debugfs_set_single_input,
1192	.cb_read = rtw_debugfs_get_dump_cam,
1193};
1194
1195static struct rtw_debugfs_priv rtw_debug_priv_rsvd_page = {
1196	.cb_write = rtw_debugfs_set_rsvd_page,
1197	.cb_read = rtw_debugfs_get_rsvd_page,
1198};
1199
1200static struct rtw_debugfs_priv rtw_debug_priv_phy_info = {
1201	.cb_read = rtw_debugfs_get_phy_info,
1202};
1203
1204static struct rtw_debugfs_priv rtw_debug_priv_coex_enable = {
1205	.cb_write = rtw_debugfs_set_coex_enable,
1206	.cb_read = rtw_debugfs_get_coex_enable,
1207};
1208
1209static struct rtw_debugfs_priv rtw_debug_priv_coex_info = {
1210	.cb_read = rtw_debugfs_get_coex_info,
1211};
1212
1213static struct rtw_debugfs_priv rtw_debug_priv_edcca_enable = {
1214	.cb_write = rtw_debugfs_set_edcca_enable,
1215	.cb_read = rtw_debugfs_get_edcca_enable,
1216};
1217
1218static struct rtw_debugfs_priv rtw_debug_priv_fw_crash = {
1219	.cb_write = rtw_debugfs_set_fw_crash,
1220	.cb_read = rtw_debugfs_get_fw_crash,
1221};
1222
1223static struct rtw_debugfs_priv rtw_debug_priv_force_lowest_basic_rate = {
1224	.cb_write = rtw_debugfs_set_force_lowest_basic_rate,
1225	.cb_read = rtw_debugfs_get_force_lowest_basic_rate,
1226};
1227
1228static struct rtw_debugfs_priv rtw_debug_priv_dm_cap = {
1229	.cb_write = rtw_debugfs_set_dm_cap,
1230	.cb_read = rtw_debugfs_get_dm_cap,
1231};
1232
1233#define rtw_debugfs_add_core(name, mode, fopname, parent)		\
1234	do {								\
1235		rtw_debug_priv_ ##name.rtwdev = rtwdev;			\
1236		if (IS_ERR(debugfs_create_file(#name, mode,		\
1237					 parent, &rtw_debug_priv_ ##name,\
1238					 &file_ops_ ##fopname)))	\
1239			pr_debug("Unable to initialize debugfs:%s\n",	\
1240			       #name);					\
1241	} while (0)
1242
1243#define rtw_debugfs_add_w(name)						\
1244	rtw_debugfs_add_core(name, S_IFREG | 0222, common_write, debugfs_topdir)
1245#define rtw_debugfs_add_rw(name)					\
1246	rtw_debugfs_add_core(name, S_IFREG | 0666, single_rw, debugfs_topdir)
1247#define rtw_debugfs_add_r(name)						\
1248	rtw_debugfs_add_core(name, S_IFREG | 0444, single_r, debugfs_topdir)
1249
1250void rtw_debugfs_init(struct rtw_dev *rtwdev)
1251{
1252	struct dentry *debugfs_topdir;
1253
1254	debugfs_topdir = debugfs_create_dir("rtw88",
1255					    rtwdev->hw->wiphy->debugfsdir);
1256	rtw_debugfs_add_w(write_reg);
1257	rtw_debugfs_add_rw(read_reg);
1258	rtw_debugfs_add_w(rf_write);
1259	rtw_debugfs_add_rw(rf_read);
1260	rtw_debugfs_add_rw(fix_rate);
1261	rtw_debugfs_add_rw(dump_cam);
1262	rtw_debugfs_add_rw(rsvd_page);
1263	rtw_debugfs_add_r(phy_info);
1264	rtw_debugfs_add_r(coex_info);
1265	rtw_debugfs_add_rw(coex_enable);
1266	rtw_debugfs_add_w(h2c);
1267	rtw_debugfs_add_r(mac_0);
1268	rtw_debugfs_add_r(mac_1);
1269	rtw_debugfs_add_r(mac_2);
1270	rtw_debugfs_add_r(mac_3);
1271	rtw_debugfs_add_r(mac_4);
1272	rtw_debugfs_add_r(mac_5);
1273	rtw_debugfs_add_r(mac_6);
1274	rtw_debugfs_add_r(mac_7);
1275	rtw_debugfs_add_r(bb_8);
1276	rtw_debugfs_add_r(bb_9);
1277	rtw_debugfs_add_r(bb_a);
1278	rtw_debugfs_add_r(bb_b);
1279	rtw_debugfs_add_r(bb_c);
1280	rtw_debugfs_add_r(bb_d);
1281	rtw_debugfs_add_r(bb_e);
1282	rtw_debugfs_add_r(bb_f);
1283	rtw_debugfs_add_r(mac_10);
1284	rtw_debugfs_add_r(mac_11);
1285	rtw_debugfs_add_r(mac_12);
1286	rtw_debugfs_add_r(mac_13);
1287	rtw_debugfs_add_r(mac_14);
1288	rtw_debugfs_add_r(mac_15);
1289	rtw_debugfs_add_r(mac_16);
1290	rtw_debugfs_add_r(mac_17);
1291	rtw_debugfs_add_r(bb_18);
1292	rtw_debugfs_add_r(bb_19);
1293	rtw_debugfs_add_r(bb_1a);
1294	rtw_debugfs_add_r(bb_1b);
1295	rtw_debugfs_add_r(bb_1c);
1296	rtw_debugfs_add_r(bb_1d);
1297	rtw_debugfs_add_r(bb_1e);
1298	rtw_debugfs_add_r(bb_1f);
1299	if (rtwdev->chip->id == RTW_CHIP_TYPE_8822C) {
1300		rtw_debugfs_add_r(bb_2c);
1301		rtw_debugfs_add_r(bb_2d);
1302		rtw_debugfs_add_r(bb_40);
1303		rtw_debugfs_add_r(bb_41);
1304	}
1305	rtw_debugfs_add_r(rf_dump);
1306	rtw_debugfs_add_r(tx_pwr_tbl);
1307	rtw_debugfs_add_rw(edcca_enable);
1308	rtw_debugfs_add_rw(fw_crash);
1309	rtw_debugfs_add_rw(force_lowest_basic_rate);
1310	rtw_debugfs_add_rw(dm_cap);
1311}
1312
1313#endif /* CONFIG_RTW88_DEBUGFS */
1314
1315#ifdef CONFIG_RTW88_DEBUG
1316
1317void rtw_dbg(struct rtw_dev *rtwdev, enum rtw_debug_mask mask,
1318	     const char *fmt, ...)
1319{
1320	struct va_format vaf = {
1321		.fmt = fmt,
1322	};
1323	va_list args;
1324
1325	va_start(args, fmt);
1326	vaf.va = &args;
1327
1328	if (rtw_debug_mask & mask)
1329		dev_printk(KERN_DEBUG, rtwdev->dev, "%pV", &vaf);
1330
1331	va_end(args);
1332}
1333EXPORT_SYMBOL(rtw_dbg);
1334
1335#endif /* CONFIG_RTW88_DEBUG */
v5.4
  1// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
  2/* Copyright(c) 2018-2019  Realtek Corporation
  3 */
  4
  5#include <linux/debugfs.h>
  6#include <linux/seq_file.h>
  7#include "main.h"
 
  8#include "sec.h"
  9#include "fw.h"
 10#include "debug.h"
 11#include "phy.h"
 
 
 
 12
 13#ifdef CONFIG_RTW88_DEBUGFS
 14
 15struct rtw_debugfs_priv {
 16	struct rtw_dev *rtwdev;
 17	int (*cb_read)(struct seq_file *m, void *v);
 18	ssize_t (*cb_write)(struct file *filp, const char __user *buffer,
 19			    size_t count, loff_t *loff);
 20	union {
 21		u32 cb_data;
 22		u8 *buf;
 23		struct {
 24			u32 page_offset;
 25			u32 page_num;
 26		} rsvd_page;
 27		struct {
 28			u8 rf_path;
 29			u32 rf_addr;
 30			u32 rf_mask;
 31		};
 32		struct {
 33			u32 addr;
 34			u32 len;
 35		} read_reg;
 
 
 
 36	};
 37};
 38
 
 
 
 
 
 39static int rtw_debugfs_single_show(struct seq_file *m, void *v)
 40{
 41	struct rtw_debugfs_priv *debugfs_priv = m->private;
 42
 43	return debugfs_priv->cb_read(m, v);
 44}
 45
 46static ssize_t rtw_debugfs_common_write(struct file *filp,
 47					const char __user *buffer,
 48					size_t count, loff_t *loff)
 49{
 50	struct rtw_debugfs_priv *debugfs_priv = filp->private_data;
 51
 52	return debugfs_priv->cb_write(filp, buffer, count, loff);
 53}
 54
 55static ssize_t rtw_debugfs_single_write(struct file *filp,
 56					const char __user *buffer,
 57					size_t count, loff_t *loff)
 58{
 59	struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
 60	struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
 61
 62	return debugfs_priv->cb_write(filp, buffer, count, loff);
 63}
 64
 65static int rtw_debugfs_single_open_rw(struct inode *inode, struct file *filp)
 66{
 67	return single_open(filp, rtw_debugfs_single_show, inode->i_private);
 68}
 69
 70static int rtw_debugfs_close(struct inode *inode, struct file *filp)
 71{
 72	return 0;
 73}
 74
 75static const struct file_operations file_ops_single_r = {
 76	.owner = THIS_MODULE,
 77	.open = rtw_debugfs_single_open_rw,
 78	.read = seq_read,
 79	.llseek = seq_lseek,
 80	.release = single_release,
 81};
 82
 83static const struct file_operations file_ops_single_rw = {
 84	.owner = THIS_MODULE,
 85	.open = rtw_debugfs_single_open_rw,
 86	.release = single_release,
 87	.read = seq_read,
 88	.llseek = seq_lseek,
 89	.write = rtw_debugfs_single_write,
 90};
 91
 92static const struct file_operations file_ops_common_write = {
 93	.owner = THIS_MODULE,
 94	.write = rtw_debugfs_common_write,
 95	.open = simple_open,
 96	.release = rtw_debugfs_close,
 97};
 98
 99static int rtw_debugfs_get_read_reg(struct seq_file *m, void *v)
100{
101	struct rtw_debugfs_priv *debugfs_priv = m->private;
102	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
103	u32 val, len, addr;
104
105	len = debugfs_priv->read_reg.len;
106	addr = debugfs_priv->read_reg.addr;
107	switch (len) {
108	case 1:
109		val = rtw_read8(rtwdev, addr);
110		seq_printf(m, "reg 0x%03x: 0x%02x\n", addr, val);
111		break;
112	case 2:
113		val = rtw_read16(rtwdev, addr);
114		seq_printf(m, "reg 0x%03x: 0x%04x\n", addr, val);
115		break;
116	case 4:
117		val = rtw_read32(rtwdev, addr);
118		seq_printf(m, "reg 0x%03x: 0x%08x\n", addr, val);
119		break;
120	}
121	return 0;
122}
123
124static int rtw_debugfs_get_rf_read(struct seq_file *m, void *v)
125{
126	struct rtw_debugfs_priv *debugfs_priv = m->private;
127	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
128	u32 val, addr, mask;
129	u8 path;
130
131	path = debugfs_priv->rf_path;
132	addr = debugfs_priv->rf_addr;
133	mask = debugfs_priv->rf_mask;
134
 
135	val = rtw_read_rf(rtwdev, path, addr, mask);
 
136
137	seq_printf(m, "rf_read path:%d addr:0x%08x mask:0x%08x val=0x%08x\n",
138		   path, addr, mask, val);
139
140	return 0;
141}
142
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
143static int rtw_debugfs_copy_from_user(char tmp[], int size,
144				      const char __user *buffer, size_t count,
145				      int num)
146{
147	int tmp_len;
148
 
 
149	if (count < num)
150		return -EFAULT;
151
152	tmp_len = (count > size - 1 ? size - 1 : count);
153
154	if (!buffer || copy_from_user(tmp, buffer, tmp_len))
155		return count;
156
157	tmp[tmp_len] = '\0';
158
159	return 0;
160}
161
162static ssize_t rtw_debugfs_set_read_reg(struct file *filp,
163					const char __user *buffer,
164					size_t count, loff_t *loff)
165{
166	struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
167	struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
168	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
169	char tmp[32 + 1];
170	u32 addr, len;
171	int num;
 
172
173	rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2);
 
 
174
175	num = sscanf(tmp, "%x %x", &addr, &len);
176
177	if (num !=  2)
178		return count;
179
180	if (len != 1 && len != 2 && len != 4) {
181		rtw_warn(rtwdev, "read reg setting wrong len\n");
182		return -EINVAL;
183	}
184	debugfs_priv->read_reg.addr = addr;
185	debugfs_priv->read_reg.len = len;
186
187	return count;
188}
189
190static int rtw_debugfs_get_dump_cam(struct seq_file *m, void *v)
191{
192	struct rtw_debugfs_priv *debugfs_priv = m->private;
193	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
194	u32 val, command;
195	u32 hw_key_idx = debugfs_priv->cb_data << RTW_SEC_CAM_ENTRY_SHIFT;
196	u32 read_cmd = RTW_SEC_CMD_POLLING;
197	int i;
198
199	seq_printf(m, "cam entry%d\n", debugfs_priv->cb_data);
200	seq_puts(m, "0x0      0x1      0x2     0x3     ");
201	seq_puts(m, "0x4     0x5\n");
202	mutex_lock(&rtwdev->mutex);
203	for (i = 0; i <= 5; i++) {
204		command = read_cmd | (hw_key_idx + i);
205		rtw_write32(rtwdev, RTW_SEC_CMD_REG, command);
206		val = rtw_read32(rtwdev, RTW_SEC_READ_REG);
207		seq_printf(m, "%8.8x", val);
208		if (i < 2)
209			seq_puts(m, " ");
210	}
211	seq_puts(m, "\n");
212	mutex_unlock(&rtwdev->mutex);
213	return 0;
214}
215
216static int rtw_debugfs_get_rsvd_page(struct seq_file *m, void *v)
217{
218	struct rtw_debugfs_priv *debugfs_priv = m->private;
219	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
220	u8 page_size = rtwdev->chip->page_size;
221	u32 buf_size = debugfs_priv->rsvd_page.page_num * page_size;
222	u32 offset = debugfs_priv->rsvd_page.page_offset * page_size;
223	u8 *buf;
224	int i;
225	int ret;
226
227	buf = vzalloc(buf_size);
228	if (!buf)
229		return -ENOMEM;
230
231	ret = rtw_dump_drv_rsvd_page(rtwdev, offset, buf_size, (u32 *)buf);
 
232	if (ret) {
233		rtw_err(rtwdev, "failed to dump rsvd page\n");
234		vfree(buf);
235		return ret;
236	}
237
238	for (i = 0 ; i < buf_size ; i += 8) {
239		if (i % page_size == 0)
240			seq_printf(m, "PAGE %d\n", (i + offset) / page_size);
241		seq_printf(m, "%2.2x %2.2x %2.2x %2.2x %2.2x %2.2x %2.2x %2.2x\n",
242			   *(buf + i), *(buf + i + 1),
243			   *(buf + i + 2), *(buf + i + 3),
244			   *(buf + i + 4), *(buf + i + 5),
245			   *(buf + i + 6), *(buf + i + 7));
246	}
247	vfree(buf);
248
249	return 0;
250}
251
252static ssize_t rtw_debugfs_set_rsvd_page(struct file *filp,
253					 const char __user *buffer,
254					 size_t count, loff_t *loff)
255{
256	struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
257	struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
258	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
259	char tmp[32 + 1];
260	u32 offset, page_num;
261	int num;
 
262
263	rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2);
 
 
264
265	num = sscanf(tmp, "%d %d", &offset, &page_num);
266
267	if (num != 2) {
268		rtw_warn(rtwdev, "invalid arguments\n");
269		return num;
270	}
271
272	debugfs_priv->rsvd_page.page_offset = offset;
273	debugfs_priv->rsvd_page.page_num = page_num;
274
275	return count;
276}
277
278static ssize_t rtw_debugfs_set_single_input(struct file *filp,
279					    const char __user *buffer,
280					    size_t count, loff_t *loff)
281{
282	struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
283	struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
284	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
285	char tmp[32 + 1];
286	u32 input;
287	int num;
 
288
289	rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1);
 
 
290
291	num = kstrtoint(tmp, 0, &input);
292
293	if (num) {
294		rtw_warn(rtwdev, "kstrtoint failed\n");
295		return num;
296	}
297
298	debugfs_priv->cb_data = input;
299
300	return count;
301}
302
303static ssize_t rtw_debugfs_set_write_reg(struct file *filp,
304					 const char __user *buffer,
305					 size_t count, loff_t *loff)
306{
307	struct rtw_debugfs_priv *debugfs_priv = filp->private_data;
308	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
309	char tmp[32 + 1];
310	u32 addr, val, len;
311	int num;
 
312
313	rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3);
 
 
314
315	/* write BB/MAC register */
316	num = sscanf(tmp, "%x %x %x", &addr, &val, &len);
317
318	if (num !=  3)
319		return count;
320
321	switch (len) {
322	case 1:
323		rtw_dbg(rtwdev, RTW_DBG_DEBUGFS,
324			"reg write8 0x%03x: 0x%08x\n", addr, val);
325		rtw_write8(rtwdev, addr, (u8)val);
326		break;
327	case 2:
328		rtw_dbg(rtwdev, RTW_DBG_DEBUGFS,
329			"reg write16 0x%03x: 0x%08x\n", addr, val);
330		rtw_write16(rtwdev, addr, (u16)val);
331		break;
332	case 4:
333		rtw_dbg(rtwdev, RTW_DBG_DEBUGFS,
334			"reg write32 0x%03x: 0x%08x\n", addr, val);
335		rtw_write32(rtwdev, addr, (u32)val);
336		break;
337	default:
338		rtw_dbg(rtwdev, RTW_DBG_DEBUGFS,
339			"error write length = %d\n", len);
340		break;
341	}
342
343	return count;
344}
345
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
346static ssize_t rtw_debugfs_set_rf_write(struct file *filp,
347					const char __user *buffer,
348					size_t count, loff_t *loff)
349{
350	struct rtw_debugfs_priv *debugfs_priv = filp->private_data;
351	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
352	char tmp[32 + 1];
353	u32 path, addr, mask, val;
354	int num;
 
355
356	rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 4);
 
 
357
358	num = sscanf(tmp, "%x %x %x %x", &path, &addr, &mask, &val);
359
360	if (num !=  4) {
361		rtw_warn(rtwdev, "invalid args, [path] [addr] [mask] [val]\n");
362		return count;
363	}
364
 
365	rtw_write_rf(rtwdev, path, addr, mask, val);
 
366	rtw_dbg(rtwdev, RTW_DBG_DEBUGFS,
367		"write_rf path:%d addr:0x%08x mask:0x%08x, val:0x%08x\n",
368		path, addr, mask, val);
369
370	return count;
371}
372
373static ssize_t rtw_debugfs_set_rf_read(struct file *filp,
374				       const char __user *buffer,
375				       size_t count, loff_t *loff)
376{
377	struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
378	struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
379	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
380	char tmp[32 + 1];
381	u32 path, addr, mask;
382	int num;
 
383
384	rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3);
 
 
385
386	num = sscanf(tmp, "%x %x %x", &path, &addr, &mask);
387
388	if (num !=  3) {
389		rtw_warn(rtwdev, "invalid args, [path] [addr] [mask] [val]\n");
390		return count;
391	}
392
393	debugfs_priv->rf_path = path;
394	debugfs_priv->rf_addr = addr;
395	debugfs_priv->rf_mask = mask;
396
397	return count;
398}
399
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
400static int rtw_debug_get_mac_page(struct seq_file *m, void *v)
401{
402	struct rtw_debugfs_priv *debugfs_priv = m->private;
403	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
404	u32 val;
405	u32 page = debugfs_priv->cb_data;
406	int i, n;
407	int max = 0xff;
408
409	val = rtw_read32(rtwdev, debugfs_priv->cb_data);
410	for (n = 0; n <= max; ) {
411		seq_printf(m, "\n%8.8x  ", n + page);
412		for (i = 0; i < 4 && n <= max; i++, n += 4)
413			seq_printf(m, "%8.8x    ",
414				   rtw_read32(rtwdev, (page | n)));
415	}
416	seq_puts(m, "\n");
417	return 0;
418}
419
420static int rtw_debug_get_bb_page(struct seq_file *m, void *v)
421{
422	struct rtw_debugfs_priv *debugfs_priv = m->private;
423	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
424	u32 val;
425	u32 page = debugfs_priv->cb_data;
426	int i, n;
427	int max = 0xff;
428
429	val = rtw_read32(rtwdev, debugfs_priv->cb_data);
430	for (n = 0; n <= max; ) {
431		seq_printf(m, "\n%8.8x  ", n + page);
432		for (i = 0; i < 4 && n <= max; i++, n += 4)
433			seq_printf(m, "%8.8x    ",
434				   rtw_read32(rtwdev, (page | n)));
435	}
436	seq_puts(m, "\n");
437	return 0;
438}
439
440static int rtw_debug_get_rf_dump(struct seq_file *m, void *v)
441{
442	struct rtw_debugfs_priv *debugfs_priv = m->private;
443	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
444	u32 addr, offset, data;
445	u8 path;
446
 
 
447	for (path = 0; path < rtwdev->hal.rf_path_num; path++) {
448		seq_printf(m, "RF path:%d\n", path);
449		for (addr = 0; addr < 0x100; addr += 4) {
450			seq_printf(m, "%8.8x  ", addr);
451			for (offset = 0; offset < 4; offset++) {
452				data = rtw_read_rf(rtwdev, path, addr + offset,
453						   0xffffffff);
454				seq_printf(m, "%8.8x    ", data);
455			}
456			seq_puts(m, "\n");
457		}
458		seq_puts(m, "\n");
459	}
460
 
 
461	return 0;
462}
463
464static void rtw_print_cck_rate_txt(struct seq_file *m, u8 rate)
465{
466	static const char * const
467	cck_rate[] = {"1M", "2M", "5.5M", "11M"};
468	u8 idx = rate - DESC_RATE1M;
469
470	seq_printf(m, " CCK_%-5s", cck_rate[idx]);
471}
472
473static void rtw_print_ofdm_rate_txt(struct seq_file *m, u8 rate)
474{
475	static const char * const
476	ofdm_rate[] = {"6M", "9M", "12M", "18M", "24M", "36M", "48M", "54M"};
477	u8 idx = rate - DESC_RATE6M;
478
479	seq_printf(m, " OFDM_%-4s", ofdm_rate[idx]);
480}
481
482static void rtw_print_ht_rate_txt(struct seq_file *m, u8 rate)
483{
484	u8 mcs_n = rate - DESC_RATEMCS0;
485
486	seq_printf(m, " MCS%-6u", mcs_n);
487}
488
489static void rtw_print_vht_rate_txt(struct seq_file *m, u8 rate)
490{
491	u8 idx = rate - DESC_RATEVHT1SS_MCS0;
492	u8 n_ss, mcs_n;
493
494	/* n spatial stream */
495	n_ss = 1 + idx / 10;
496	/* MCS n */
497	mcs_n = idx % 10;
498	seq_printf(m, " VHT%uSMCS%u", n_ss, mcs_n);
499}
500
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
501static int rtw_debugfs_get_tx_pwr_tbl(struct seq_file *m, void *v)
502{
503	struct rtw_debugfs_priv *debugfs_priv = m->private;
504	struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
505	struct rtw_hal *hal = &rtwdev->hal;
506	void (*print_rate)(struct seq_file *, u8) = NULL;
507	u8 path, rate;
508	struct rtw_power_params pwr_param = {0};
509	u8 bw = hal->current_band_width;
510	u8 ch = hal->current_channel;
511	u8 regd = rtwdev->regd.txpwr_regd;
512
513	seq_printf(m, "%-4s %-10s %-3s%6s %-4s %4s (%-4s %-4s)\n",
514		   "path", "rate", "pwr", "", "base", "", "byr", "lmt");
 
 
 
 
 
 
 
 
515
516	mutex_lock(&hal->tx_power_mutex);
517	for (path = RF_PATH_A; path <= RF_PATH_B; path++) {
518		/* there is no CCK rates used in 5G */
519		if (hal->current_band_type == RTW_BAND_5G)
520			rate = DESC_RATE6M;
521		else
522			rate = DESC_RATE1M;
523
524		/* now, not support vht 3ss and vht 4ss*/
525		for (; rate <= DESC_RATEVHT2SS_MCS9; rate++) {
526			/* now, not support ht 3ss and ht 4ss*/
527			if (rate > DESC_RATEMCS15 &&
528			    rate < DESC_RATEVHT1SS_MCS0)
529				continue;
530
531			switch (rate) {
532			case DESC_RATE1M...DESC_RATE11M:
533				print_rate = rtw_print_cck_rate_txt;
534				break;
535			case DESC_RATE6M...DESC_RATE54M:
536				print_rate = rtw_print_ofdm_rate_txt;
537				break;
538			case DESC_RATEMCS0...DESC_RATEMCS15:
539				print_rate = rtw_print_ht_rate_txt;
540				break;
541			case DESC_RATEVHT1SS_MCS0...DESC_RATEVHT2SS_MCS9:
542				print_rate = rtw_print_vht_rate_txt;
543				break;
544			default:
545				print_rate = NULL;
546				break;
547			}
548
549			rtw_get_tx_power_params(rtwdev, path, rate, bw,
550						ch, regd, &pwr_param);
551
552			seq_printf(m, "%4c ", path + 'A');
553			if (print_rate)
554				print_rate(m, rate);
555			seq_printf(m, " %3u(0x%02x) %4u %4d (%4d %4d)\n",
556				   hal->tx_pwr_tbl[path][rate],
557				   hal->tx_pwr_tbl[path][rate],
558				   pwr_param.pwr_base,
559				   min_t(s8, pwr_param.pwr_offset,
560					 pwr_param.pwr_limit),
561				   pwr_param.pwr_offset, pwr_param.pwr_limit);
 
 
 
562		}
563	}
564
565	mutex_unlock(&hal->tx_power_mutex);
 
566
567	return 0;
568}
569
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
570#define rtw_debug_impl_mac(page, addr)				\
571static struct rtw_debugfs_priv rtw_debug_priv_mac_ ##page = {	\
572	.cb_read = rtw_debug_get_mac_page,			\
573	.cb_data = addr,					\
574}
575
576rtw_debug_impl_mac(0, 0x0000);
577rtw_debug_impl_mac(1, 0x0100);
578rtw_debug_impl_mac(2, 0x0200);
579rtw_debug_impl_mac(3, 0x0300);
580rtw_debug_impl_mac(4, 0x0400);
581rtw_debug_impl_mac(5, 0x0500);
582rtw_debug_impl_mac(6, 0x0600);
583rtw_debug_impl_mac(7, 0x0700);
584rtw_debug_impl_mac(10, 0x1000);
585rtw_debug_impl_mac(11, 0x1100);
586rtw_debug_impl_mac(12, 0x1200);
587rtw_debug_impl_mac(13, 0x1300);
588rtw_debug_impl_mac(14, 0x1400);
589rtw_debug_impl_mac(15, 0x1500);
590rtw_debug_impl_mac(16, 0x1600);
591rtw_debug_impl_mac(17, 0x1700);
592
593#define rtw_debug_impl_bb(page, addr)			\
594static struct rtw_debugfs_priv rtw_debug_priv_bb_ ##page = {	\
595	.cb_read = rtw_debug_get_bb_page,			\
596	.cb_data = addr,					\
597}
598
599rtw_debug_impl_bb(8, 0x0800);
600rtw_debug_impl_bb(9, 0x0900);
601rtw_debug_impl_bb(a, 0x0a00);
602rtw_debug_impl_bb(b, 0x0b00);
603rtw_debug_impl_bb(c, 0x0c00);
604rtw_debug_impl_bb(d, 0x0d00);
605rtw_debug_impl_bb(e, 0x0e00);
606rtw_debug_impl_bb(f, 0x0f00);
607rtw_debug_impl_bb(18, 0x1800);
608rtw_debug_impl_bb(19, 0x1900);
609rtw_debug_impl_bb(1a, 0x1a00);
610rtw_debug_impl_bb(1b, 0x1b00);
611rtw_debug_impl_bb(1c, 0x1c00);
612rtw_debug_impl_bb(1d, 0x1d00);
613rtw_debug_impl_bb(1e, 0x1e00);
614rtw_debug_impl_bb(1f, 0x1f00);
615rtw_debug_impl_bb(2c, 0x2c00);
616rtw_debug_impl_bb(2d, 0x2d00);
617rtw_debug_impl_bb(40, 0x4000);
618rtw_debug_impl_bb(41, 0x4100);
619
620static struct rtw_debugfs_priv rtw_debug_priv_rf_dump = {
621	.cb_read = rtw_debug_get_rf_dump,
622};
623
624static struct rtw_debugfs_priv rtw_debug_priv_tx_pwr_tbl = {
625	.cb_read = rtw_debugfs_get_tx_pwr_tbl,
626};
627
628static struct rtw_debugfs_priv rtw_debug_priv_write_reg = {
629	.cb_write = rtw_debugfs_set_write_reg,
630};
631
 
 
 
 
632static struct rtw_debugfs_priv rtw_debug_priv_rf_write = {
633	.cb_write = rtw_debugfs_set_rf_write,
634};
635
636static struct rtw_debugfs_priv rtw_debug_priv_rf_read = {
637	.cb_write = rtw_debugfs_set_rf_read,
638	.cb_read = rtw_debugfs_get_rf_read,
639};
640
641static struct rtw_debugfs_priv rtw_debug_priv_read_reg = {
642	.cb_write = rtw_debugfs_set_read_reg,
643	.cb_read = rtw_debugfs_get_read_reg,
644};
645
 
 
 
 
 
646static struct rtw_debugfs_priv rtw_debug_priv_dump_cam = {
647	.cb_write = rtw_debugfs_set_single_input,
648	.cb_read = rtw_debugfs_get_dump_cam,
649};
650
651static struct rtw_debugfs_priv rtw_debug_priv_rsvd_page = {
652	.cb_write = rtw_debugfs_set_rsvd_page,
653	.cb_read = rtw_debugfs_get_rsvd_page,
654};
655
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
656#define rtw_debugfs_add_core(name, mode, fopname, parent)		\
657	do {								\
658		rtw_debug_priv_ ##name.rtwdev = rtwdev;			\
659		if (!debugfs_create_file(#name, mode,			\
660					 parent, &rtw_debug_priv_ ##name,\
661					 &file_ops_ ##fopname))		\
662			pr_debug("Unable to initialize debugfs:%s\n",	\
663			       #name);					\
664	} while (0)
665
666#define rtw_debugfs_add_w(name)						\
667	rtw_debugfs_add_core(name, S_IFREG | 0222, common_write, debugfs_topdir)
668#define rtw_debugfs_add_rw(name)					\
669	rtw_debugfs_add_core(name, S_IFREG | 0666, single_rw, debugfs_topdir)
670#define rtw_debugfs_add_r(name)						\
671	rtw_debugfs_add_core(name, S_IFREG | 0444, single_r, debugfs_topdir)
672
673void rtw_debugfs_init(struct rtw_dev *rtwdev)
674{
675	struct dentry *debugfs_topdir;
676
677	debugfs_topdir = debugfs_create_dir("rtw88",
678					    rtwdev->hw->wiphy->debugfsdir);
679	rtw_debugfs_add_w(write_reg);
680	rtw_debugfs_add_rw(read_reg);
681	rtw_debugfs_add_w(rf_write);
682	rtw_debugfs_add_rw(rf_read);
 
683	rtw_debugfs_add_rw(dump_cam);
684	rtw_debugfs_add_rw(rsvd_page);
 
 
 
 
685	rtw_debugfs_add_r(mac_0);
686	rtw_debugfs_add_r(mac_1);
687	rtw_debugfs_add_r(mac_2);
688	rtw_debugfs_add_r(mac_3);
689	rtw_debugfs_add_r(mac_4);
690	rtw_debugfs_add_r(mac_5);
691	rtw_debugfs_add_r(mac_6);
692	rtw_debugfs_add_r(mac_7);
693	rtw_debugfs_add_r(bb_8);
694	rtw_debugfs_add_r(bb_9);
695	rtw_debugfs_add_r(bb_a);
696	rtw_debugfs_add_r(bb_b);
697	rtw_debugfs_add_r(bb_c);
698	rtw_debugfs_add_r(bb_d);
699	rtw_debugfs_add_r(bb_e);
700	rtw_debugfs_add_r(bb_f);
701	rtw_debugfs_add_r(mac_10);
702	rtw_debugfs_add_r(mac_11);
703	rtw_debugfs_add_r(mac_12);
704	rtw_debugfs_add_r(mac_13);
705	rtw_debugfs_add_r(mac_14);
706	rtw_debugfs_add_r(mac_15);
707	rtw_debugfs_add_r(mac_16);
708	rtw_debugfs_add_r(mac_17);
709	rtw_debugfs_add_r(bb_18);
710	rtw_debugfs_add_r(bb_19);
711	rtw_debugfs_add_r(bb_1a);
712	rtw_debugfs_add_r(bb_1b);
713	rtw_debugfs_add_r(bb_1c);
714	rtw_debugfs_add_r(bb_1d);
715	rtw_debugfs_add_r(bb_1e);
716	rtw_debugfs_add_r(bb_1f);
717	if (rtwdev->chip->id == RTW_CHIP_TYPE_8822C) {
718		rtw_debugfs_add_r(bb_2c);
719		rtw_debugfs_add_r(bb_2d);
720		rtw_debugfs_add_r(bb_40);
721		rtw_debugfs_add_r(bb_41);
722	}
723	rtw_debugfs_add_r(rf_dump);
724	rtw_debugfs_add_r(tx_pwr_tbl);
 
 
 
 
725}
726
727#endif /* CONFIG_RTW88_DEBUGFS */
728
729#ifdef CONFIG_RTW88_DEBUG
730
731void __rtw_dbg(struct rtw_dev *rtwdev, enum rtw_debug_mask mask,
732	       const char *fmt, ...)
733{
734	struct va_format vaf = {
735		.fmt = fmt,
736	};
737	va_list args;
738
739	va_start(args, fmt);
740	vaf.va = &args;
741
742	if (rtw_debug_mask & mask)
743		dev_printk(KERN_DEBUG, rtwdev->dev, "%pV", &vaf);
744
745	va_end(args);
746}
747EXPORT_SYMBOL(__rtw_dbg);
748
749#endif /* CONFIG_RTW88_DEBUG */