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
19 struct 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
46 struct rtw_debugfs {
47 struct rtw_debugfs_priv mac_0;
48 struct rtw_debugfs_priv mac_1;
49 struct rtw_debugfs_priv mac_2;
50 struct rtw_debugfs_priv mac_3;
51 struct rtw_debugfs_priv mac_4;
52 struct rtw_debugfs_priv mac_5;
53 struct rtw_debugfs_priv mac_6;
54 struct rtw_debugfs_priv mac_7;
55 struct rtw_debugfs_priv mac_10;
56 struct rtw_debugfs_priv mac_11;
57 struct rtw_debugfs_priv mac_12;
58 struct rtw_debugfs_priv mac_13;
59 struct rtw_debugfs_priv mac_14;
60 struct rtw_debugfs_priv mac_15;
61 struct rtw_debugfs_priv mac_16;
62 struct rtw_debugfs_priv mac_17;
63 struct rtw_debugfs_priv bb_8;
64 struct rtw_debugfs_priv bb_9;
65 struct rtw_debugfs_priv bb_a;
66 struct rtw_debugfs_priv bb_b;
67 struct rtw_debugfs_priv bb_c;
68 struct rtw_debugfs_priv bb_d;
69 struct rtw_debugfs_priv bb_e;
70 struct rtw_debugfs_priv bb_f;
71 struct rtw_debugfs_priv bb_18;
72 struct rtw_debugfs_priv bb_19;
73 struct rtw_debugfs_priv bb_1a;
74 struct rtw_debugfs_priv bb_1b;
75 struct rtw_debugfs_priv bb_1c;
76 struct rtw_debugfs_priv bb_1d;
77 struct rtw_debugfs_priv bb_1e;
78 struct rtw_debugfs_priv bb_1f;
79 struct rtw_debugfs_priv bb_2c;
80 struct rtw_debugfs_priv bb_2d;
81 struct rtw_debugfs_priv bb_40;
82 struct rtw_debugfs_priv bb_41;
83 struct rtw_debugfs_priv rf_dump;
84 struct rtw_debugfs_priv tx_pwr_tbl;
85 struct rtw_debugfs_priv write_reg;
86 struct rtw_debugfs_priv h2c;
87 struct rtw_debugfs_priv rf_write;
88 struct rtw_debugfs_priv rf_read;
89 struct rtw_debugfs_priv read_reg;
90 struct rtw_debugfs_priv fix_rate;
91 struct rtw_debugfs_priv dump_cam;
92 struct rtw_debugfs_priv rsvd_page;
93 struct rtw_debugfs_priv phy_info;
94 struct rtw_debugfs_priv coex_enable;
95 struct rtw_debugfs_priv coex_info;
96 struct rtw_debugfs_priv edcca_enable;
97 struct rtw_debugfs_priv fw_crash;
98 struct rtw_debugfs_priv force_lowest_basic_rate;
99 struct rtw_debugfs_priv dm_cap;
100 };
101
102 static const char * const rtw_dm_cap_strs[] = {
103 [RTW_DM_CAP_NA] = "NA",
104 [RTW_DM_CAP_TXGAPK] = "TXGAPK",
105 };
106
rtw_debugfs_single_show(struct seq_file * m,void * v)107 static int rtw_debugfs_single_show(struct seq_file *m, void *v)
108 {
109 struct rtw_debugfs_priv *debugfs_priv = m->private;
110
111 return debugfs_priv->cb_read(m, v);
112 }
113
rtw_debugfs_common_write(struct file * filp,const char __user * buffer,size_t count,loff_t * loff)114 static ssize_t rtw_debugfs_common_write(struct file *filp,
115 const char __user *buffer,
116 size_t count, loff_t *loff)
117 {
118 struct rtw_debugfs_priv *debugfs_priv = filp->private_data;
119
120 return debugfs_priv->cb_write(filp, buffer, count, loff);
121 }
122
rtw_debugfs_single_write(struct file * filp,const char __user * buffer,size_t count,loff_t * loff)123 static ssize_t rtw_debugfs_single_write(struct file *filp,
124 const char __user *buffer,
125 size_t count, loff_t *loff)
126 {
127 struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
128 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
129
130 return debugfs_priv->cb_write(filp, buffer, count, loff);
131 }
132
rtw_debugfs_single_open_rw(struct inode * inode,struct file * filp)133 static int rtw_debugfs_single_open_rw(struct inode *inode, struct file *filp)
134 {
135 return single_open(filp, rtw_debugfs_single_show, inode->i_private);
136 }
137
rtw_debugfs_close(struct inode * inode,struct file * filp)138 static int rtw_debugfs_close(struct inode *inode, struct file *filp)
139 {
140 return 0;
141 }
142
143 static const struct file_operations file_ops_single_r = {
144 .owner = THIS_MODULE,
145 .open = rtw_debugfs_single_open_rw,
146 .read = seq_read,
147 .llseek = seq_lseek,
148 .release = single_release,
149 };
150
151 static const struct file_operations file_ops_single_rw = {
152 .owner = THIS_MODULE,
153 .open = rtw_debugfs_single_open_rw,
154 .release = single_release,
155 .read = seq_read,
156 .llseek = seq_lseek,
157 .write = rtw_debugfs_single_write,
158 };
159
160 static const struct file_operations file_ops_common_write = {
161 .owner = THIS_MODULE,
162 .write = rtw_debugfs_common_write,
163 .open = simple_open,
164 .release = rtw_debugfs_close,
165 };
166
rtw_debugfs_get_read_reg(struct seq_file * m,void * v)167 static int rtw_debugfs_get_read_reg(struct seq_file *m, void *v)
168 {
169 struct rtw_debugfs_priv *debugfs_priv = m->private;
170 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
171 u32 val, len, addr;
172
173 len = debugfs_priv->read_reg.len;
174 addr = debugfs_priv->read_reg.addr;
175 switch (len) {
176 case 1:
177 val = rtw_read8(rtwdev, addr);
178 seq_printf(m, "reg 0x%03x: 0x%02x\n", addr, val);
179 break;
180 case 2:
181 val = rtw_read16(rtwdev, addr);
182 seq_printf(m, "reg 0x%03x: 0x%04x\n", addr, val);
183 break;
184 case 4:
185 val = rtw_read32(rtwdev, addr);
186 seq_printf(m, "reg 0x%03x: 0x%08x\n", addr, val);
187 break;
188 }
189 return 0;
190 }
191
rtw_debugfs_get_rf_read(struct seq_file * m,void * v)192 static int rtw_debugfs_get_rf_read(struct seq_file *m, void *v)
193 {
194 struct rtw_debugfs_priv *debugfs_priv = m->private;
195 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
196 u32 val, addr, mask;
197 u8 path;
198
199 path = debugfs_priv->rf_path;
200 addr = debugfs_priv->rf_addr;
201 mask = debugfs_priv->rf_mask;
202
203 mutex_lock(&rtwdev->mutex);
204 val = rtw_read_rf(rtwdev, path, addr, mask);
205 mutex_unlock(&rtwdev->mutex);
206
207 seq_printf(m, "rf_read path:%d addr:0x%08x mask:0x%08x val=0x%08x\n",
208 path, addr, mask, val);
209
210 return 0;
211 }
212
rtw_debugfs_get_fix_rate(struct seq_file * m,void * v)213 static int rtw_debugfs_get_fix_rate(struct seq_file *m, void *v)
214 {
215 struct rtw_debugfs_priv *debugfs_priv = m->private;
216 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
217 struct rtw_dm_info *dm_info = &rtwdev->dm_info;
218 u8 fix_rate = dm_info->fix_rate;
219
220 if (fix_rate >= DESC_RATE_MAX) {
221 seq_printf(m, "Fix rate disabled, fix_rate = %u\n", fix_rate);
222 return 0;
223 }
224
225 seq_printf(m, "Data frames fixed at desc rate %u\n", fix_rate);
226 return 0;
227 }
228
rtw_debugfs_copy_from_user(char tmp[],int size,const char __user * buffer,size_t count,int num)229 static int rtw_debugfs_copy_from_user(char tmp[], int size,
230 const char __user *buffer, size_t count,
231 int num)
232 {
233 int tmp_len;
234
235 memset(tmp, 0, size);
236
237 if (count < num)
238 return -EFAULT;
239
240 tmp_len = (count > size - 1 ? size - 1 : count);
241
242 if (copy_from_user(tmp, buffer, tmp_len))
243 return -EFAULT;
244
245 tmp[tmp_len] = '\0';
246
247 return 0;
248 }
249
rtw_debugfs_set_read_reg(struct file * filp,const char __user * buffer,size_t count,loff_t * loff)250 static ssize_t rtw_debugfs_set_read_reg(struct file *filp,
251 const char __user *buffer,
252 size_t count, loff_t *loff)
253 {
254 struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
255 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
256 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
257 char tmp[32 + 1];
258 u32 addr, len;
259 int num;
260 int ret;
261
262 ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2);
263 if (ret)
264 return ret;
265
266 num = sscanf(tmp, "%x %x", &addr, &len);
267
268 if (num != 2)
269 return -EINVAL;
270
271 if (len != 1 && len != 2 && len != 4) {
272 rtw_warn(rtwdev, "read reg setting wrong len\n");
273 return -EINVAL;
274 }
275 debugfs_priv->read_reg.addr = addr;
276 debugfs_priv->read_reg.len = len;
277
278 return count;
279 }
280
rtw_debugfs_get_dump_cam(struct seq_file * m,void * v)281 static int rtw_debugfs_get_dump_cam(struct seq_file *m, void *v)
282 {
283 struct rtw_debugfs_priv *debugfs_priv = m->private;
284 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
285 u32 val, command;
286 u32 hw_key_idx = debugfs_priv->cb_data << RTW_SEC_CAM_ENTRY_SHIFT;
287 u32 read_cmd = RTW_SEC_CMD_POLLING;
288 int i;
289
290 seq_printf(m, "cam entry%d\n", debugfs_priv->cb_data);
291 seq_puts(m, "0x0 0x1 0x2 0x3 ");
292 seq_puts(m, "0x4 0x5\n");
293 mutex_lock(&rtwdev->mutex);
294 for (i = 0; i <= 5; i++) {
295 command = read_cmd | (hw_key_idx + i);
296 rtw_write32(rtwdev, RTW_SEC_CMD_REG, command);
297 val = rtw_read32(rtwdev, RTW_SEC_READ_REG);
298 seq_printf(m, "%8.8x", val);
299 if (i < 2)
300 seq_puts(m, " ");
301 }
302 seq_puts(m, "\n");
303 mutex_unlock(&rtwdev->mutex);
304 return 0;
305 }
306
rtw_debugfs_get_rsvd_page(struct seq_file * m,void * v)307 static int rtw_debugfs_get_rsvd_page(struct seq_file *m, void *v)
308 {
309 struct rtw_debugfs_priv *debugfs_priv = m->private;
310 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
311 u16 page_size = rtwdev->chip->page_size;
312 u32 buf_size = debugfs_priv->rsvd_page.page_num * page_size;
313 u32 offset = debugfs_priv->rsvd_page.page_offset * page_size;
314 u8 *buf;
315 int i;
316 int ret;
317
318 buf = vzalloc(buf_size);
319 if (!buf)
320 return -ENOMEM;
321
322 ret = rtw_fw_dump_fifo(rtwdev, RTW_FW_FIFO_SEL_RSVD_PAGE, offset,
323 buf_size, (u32 *)buf);
324 if (ret) {
325 rtw_err(rtwdev, "failed to dump rsvd page\n");
326 vfree(buf);
327 return ret;
328 }
329
330 for (i = 0 ; i < buf_size ; i += 8) {
331 if (i % page_size == 0)
332 seq_printf(m, "PAGE %d\n", (i + offset) / page_size);
333 seq_printf(m, "%8ph\n", buf + i);
334 }
335 vfree(buf);
336
337 return 0;
338 }
339
rtw_debugfs_set_rsvd_page(struct file * filp,const char __user * buffer,size_t count,loff_t * loff)340 static ssize_t rtw_debugfs_set_rsvd_page(struct file *filp,
341 const char __user *buffer,
342 size_t count, loff_t *loff)
343 {
344 struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
345 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
346 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
347 char tmp[32 + 1];
348 u32 offset, page_num;
349 int num;
350 int ret;
351
352 ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2);
353 if (ret)
354 return ret;
355
356 num = sscanf(tmp, "%d %d", &offset, &page_num);
357
358 if (num != 2) {
359 rtw_warn(rtwdev, "invalid arguments\n");
360 return -EINVAL;
361 }
362
363 debugfs_priv->rsvd_page.page_offset = offset;
364 debugfs_priv->rsvd_page.page_num = page_num;
365
366 return count;
367 }
368
rtw_debugfs_set_single_input(struct file * filp,const char __user * buffer,size_t count,loff_t * loff)369 static ssize_t rtw_debugfs_set_single_input(struct file *filp,
370 const char __user *buffer,
371 size_t count, loff_t *loff)
372 {
373 struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
374 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
375 u32 input;
376 int ret;
377
378 ret = kstrtou32_from_user(buffer, count, 0, &input);
379 if (ret)
380 return ret;
381
382 debugfs_priv->cb_data = input;
383
384 return count;
385 }
386
rtw_debugfs_set_write_reg(struct file * filp,const char __user * buffer,size_t count,loff_t * loff)387 static ssize_t rtw_debugfs_set_write_reg(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 u32 addr, val, len;
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 /* write BB/MAC register */
403 num = sscanf(tmp, "%x %x %x", &addr, &val, &len);
404
405 if (num != 3)
406 return -EINVAL;
407
408 switch (len) {
409 case 1:
410 rtw_dbg(rtwdev, RTW_DBG_DEBUGFS,
411 "reg write8 0x%03x: 0x%08x\n", addr, val);
412 rtw_write8(rtwdev, addr, (u8)val);
413 break;
414 case 2:
415 rtw_dbg(rtwdev, RTW_DBG_DEBUGFS,
416 "reg write16 0x%03x: 0x%08x\n", addr, val);
417 rtw_write16(rtwdev, addr, (u16)val);
418 break;
419 case 4:
420 rtw_dbg(rtwdev, RTW_DBG_DEBUGFS,
421 "reg write32 0x%03x: 0x%08x\n", addr, val);
422 rtw_write32(rtwdev, addr, (u32)val);
423 break;
424 default:
425 rtw_dbg(rtwdev, RTW_DBG_DEBUGFS,
426 "error write length = %d\n", len);
427 break;
428 }
429
430 return count;
431 }
432
rtw_debugfs_set_h2c(struct file * filp,const char __user * buffer,size_t count,loff_t * loff)433 static ssize_t rtw_debugfs_set_h2c(struct file *filp,
434 const char __user *buffer,
435 size_t count, loff_t *loff)
436 {
437 struct rtw_debugfs_priv *debugfs_priv = filp->private_data;
438 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
439 char tmp[32 + 1];
440 u8 param[8];
441 int num;
442 int ret;
443
444 ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3);
445 if (ret)
446 return ret;
447
448 num = sscanf(tmp, "%hhx,%hhx,%hhx,%hhx,%hhx,%hhx,%hhx,%hhx",
449 ¶m[0], ¶m[1], ¶m[2], ¶m[3],
450 ¶m[4], ¶m[5], ¶m[6], ¶m[7]);
451 if (num != 8) {
452 rtw_warn(rtwdev, "invalid H2C command format for debug\n");
453 return -EINVAL;
454 }
455
456 mutex_lock(&rtwdev->mutex);
457 rtw_fw_h2c_cmd_dbg(rtwdev, param);
458 mutex_unlock(&rtwdev->mutex);
459
460 return count;
461 }
462
rtw_debugfs_set_rf_write(struct file * filp,const char __user * buffer,size_t count,loff_t * loff)463 static ssize_t rtw_debugfs_set_rf_write(struct file *filp,
464 const char __user *buffer,
465 size_t count, loff_t *loff)
466 {
467 struct rtw_debugfs_priv *debugfs_priv = filp->private_data;
468 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
469 char tmp[32 + 1];
470 u32 path, addr, mask, val;
471 int num;
472 int ret;
473
474 ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 4);
475 if (ret)
476 return ret;
477
478 num = sscanf(tmp, "%x %x %x %x", &path, &addr, &mask, &val);
479
480 if (num != 4) {
481 rtw_warn(rtwdev, "invalid args, [path] [addr] [mask] [val]\n");
482 return -EINVAL;
483 }
484
485 mutex_lock(&rtwdev->mutex);
486 rtw_write_rf(rtwdev, path, addr, mask, val);
487 mutex_unlock(&rtwdev->mutex);
488 rtw_dbg(rtwdev, RTW_DBG_DEBUGFS,
489 "write_rf path:%d addr:0x%08x mask:0x%08x, val:0x%08x\n",
490 path, addr, mask, val);
491
492 return count;
493 }
494
rtw_debugfs_set_rf_read(struct file * filp,const char __user * buffer,size_t count,loff_t * loff)495 static ssize_t rtw_debugfs_set_rf_read(struct file *filp,
496 const char __user *buffer,
497 size_t count, loff_t *loff)
498 {
499 struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
500 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
501 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
502 char tmp[32 + 1];
503 u32 path, addr, mask;
504 int num;
505 int ret;
506
507 ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3);
508 if (ret)
509 return ret;
510
511 num = sscanf(tmp, "%x %x %x", &path, &addr, &mask);
512
513 if (num != 3) {
514 rtw_warn(rtwdev, "invalid args, [path] [addr] [mask] [val]\n");
515 return -EINVAL;
516 }
517
518 debugfs_priv->rf_path = path;
519 debugfs_priv->rf_addr = addr;
520 debugfs_priv->rf_mask = mask;
521
522 return count;
523 }
524
rtw_debugfs_set_fix_rate(struct file * filp,const char __user * buffer,size_t count,loff_t * loff)525 static ssize_t rtw_debugfs_set_fix_rate(struct file *filp,
526 const char __user *buffer,
527 size_t count, loff_t *loff)
528 {
529 struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
530 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
531 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
532 struct rtw_dm_info *dm_info = &rtwdev->dm_info;
533 u8 fix_rate;
534 int ret;
535
536 ret = kstrtou8_from_user(buffer, count, 0, &fix_rate);
537 if (ret)
538 return ret;
539
540 dm_info->fix_rate = fix_rate;
541
542 return count;
543 }
544
rtw_debug_get_mac_page(struct seq_file * m,void * v)545 static int rtw_debug_get_mac_page(struct seq_file *m, void *v)
546 {
547 struct rtw_debugfs_priv *debugfs_priv = m->private;
548 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
549 u32 page = debugfs_priv->cb_data;
550 int i, n;
551 int max = 0xff;
552
553 rtw_read32(rtwdev, debugfs_priv->cb_data);
554 for (n = 0; n <= max; ) {
555 seq_printf(m, "\n%8.8x ", n + page);
556 for (i = 0; i < 4 && n <= max; i++, n += 4)
557 seq_printf(m, "%8.8x ",
558 rtw_read32(rtwdev, (page | n)));
559 }
560 seq_puts(m, "\n");
561 return 0;
562 }
563
rtw_debug_get_bb_page(struct seq_file * m,void * v)564 static int rtw_debug_get_bb_page(struct seq_file *m, void *v)
565 {
566 struct rtw_debugfs_priv *debugfs_priv = m->private;
567 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
568 u32 page = debugfs_priv->cb_data;
569 int i, n;
570 int max = 0xff;
571
572 rtw_read32(rtwdev, debugfs_priv->cb_data);
573 for (n = 0; n <= max; ) {
574 seq_printf(m, "\n%8.8x ", n + page);
575 for (i = 0; i < 4 && n <= max; i++, n += 4)
576 seq_printf(m, "%8.8x ",
577 rtw_read32(rtwdev, (page | n)));
578 }
579 seq_puts(m, "\n");
580 return 0;
581 }
582
rtw_debugfs_get_rf_dump(struct seq_file * m,void * v)583 static int rtw_debugfs_get_rf_dump(struct seq_file *m, void *v)
584 {
585 struct rtw_debugfs_priv *debugfs_priv = m->private;
586 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
587 u32 addr, offset, data;
588 u8 path;
589
590 mutex_lock(&rtwdev->mutex);
591
592 for (path = 0; path < rtwdev->hal.rf_path_num; path++) {
593 seq_printf(m, "RF path:%d\n", path);
594 for (addr = 0; addr < 0x100; addr += 4) {
595 seq_printf(m, "%8.8x ", addr);
596 for (offset = 0; offset < 4; offset++) {
597 data = rtw_read_rf(rtwdev, path, addr + offset,
598 0xffffffff);
599 seq_printf(m, "%8.8x ", data);
600 }
601 seq_puts(m, "\n");
602 }
603 seq_puts(m, "\n");
604 }
605
606 mutex_unlock(&rtwdev->mutex);
607
608 return 0;
609 }
610
rtw_print_cck_rate_txt(struct seq_file * m,u8 rate)611 static void rtw_print_cck_rate_txt(struct seq_file *m, u8 rate)
612 {
613 static const char * const
614 cck_rate[] = {"1M", "2M", "5.5M", "11M"};
615 u8 idx = rate - DESC_RATE1M;
616
617 seq_printf(m, " CCK_%-5s", cck_rate[idx]);
618 }
619
rtw_print_ofdm_rate_txt(struct seq_file * m,u8 rate)620 static void rtw_print_ofdm_rate_txt(struct seq_file *m, u8 rate)
621 {
622 static const char * const
623 ofdm_rate[] = {"6M", "9M", "12M", "18M", "24M", "36M", "48M", "54M"};
624 u8 idx = rate - DESC_RATE6M;
625
626 seq_printf(m, " OFDM_%-4s", ofdm_rate[idx]);
627 }
628
rtw_print_ht_rate_txt(struct seq_file * m,u8 rate)629 static void rtw_print_ht_rate_txt(struct seq_file *m, u8 rate)
630 {
631 u8 mcs_n = rate - DESC_RATEMCS0;
632
633 seq_printf(m, " MCS%-6u", mcs_n);
634 }
635
rtw_print_vht_rate_txt(struct seq_file * m,u8 rate)636 static void rtw_print_vht_rate_txt(struct seq_file *m, u8 rate)
637 {
638 u8 idx = rate - DESC_RATEVHT1SS_MCS0;
639 u8 n_ss, mcs_n;
640
641 /* n spatial stream */
642 n_ss = 1 + idx / 10;
643 /* MCS n */
644 mcs_n = idx % 10;
645 seq_printf(m, " VHT%uSMCS%u", n_ss, mcs_n);
646 }
647
rtw_print_rate(struct seq_file * m,u8 rate)648 static void rtw_print_rate(struct seq_file *m, u8 rate)
649 {
650 switch (rate) {
651 case DESC_RATE1M...DESC_RATE11M:
652 rtw_print_cck_rate_txt(m, rate);
653 break;
654 case DESC_RATE6M...DESC_RATE54M:
655 rtw_print_ofdm_rate_txt(m, rate);
656 break;
657 case DESC_RATEMCS0...DESC_RATEMCS15:
658 rtw_print_ht_rate_txt(m, rate);
659 break;
660 case DESC_RATEVHT1SS_MCS0...DESC_RATEVHT2SS_MCS9:
661 rtw_print_vht_rate_txt(m, rate);
662 break;
663 default:
664 seq_printf(m, " Unknown rate=0x%x\n", rate);
665 break;
666 }
667 }
668
669 #define case_REGD(src) \
670 case RTW_REGD_##src: return #src
671
rtw_get_regd_string(u8 regd)672 static const char *rtw_get_regd_string(u8 regd)
673 {
674 switch (regd) {
675 case_REGD(FCC);
676 case_REGD(MKK);
677 case_REGD(ETSI);
678 case_REGD(IC);
679 case_REGD(KCC);
680 case_REGD(ACMA);
681 case_REGD(CHILE);
682 case_REGD(UKRAINE);
683 case_REGD(MEXICO);
684 case_REGD(CN);
685 case_REGD(WW);
686 default:
687 return "Unknown";
688 }
689 }
690
rtw_debugfs_get_tx_pwr_tbl(struct seq_file * m,void * v)691 static int rtw_debugfs_get_tx_pwr_tbl(struct seq_file *m, void *v)
692 {
693 struct rtw_debugfs_priv *debugfs_priv = m->private;
694 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
695 struct rtw_hal *hal = &rtwdev->hal;
696 u8 path, rate, bw, ch, regd;
697 struct rtw_power_params pwr_param = {0};
698
699 mutex_lock(&rtwdev->mutex);
700 bw = hal->current_band_width;
701 ch = hal->current_channel;
702 regd = rtw_regd_get(rtwdev);
703
704 seq_printf(m, "channel: %u\n", ch);
705 seq_printf(m, "bandwidth: %u\n", bw);
706 seq_printf(m, "regulatory: %s\n", rtw_get_regd_string(regd));
707 seq_printf(m, "%-4s %-10s %-9s %-9s (%-4s %-4s %-4s) %-4s\n",
708 "path", "rate", "pwr", "base", "byr", "lmt", "sar", "rem");
709
710 mutex_lock(&hal->tx_power_mutex);
711 for (path = RF_PATH_A; path <= RF_PATH_B; path++) {
712 /* there is no CCK rates used in 5G */
713 if (hal->current_band_type == RTW_BAND_5G)
714 rate = DESC_RATE6M;
715 else
716 rate = DESC_RATE1M;
717
718 /* now, not support vht 3ss and vht 4ss*/
719 for (; rate <= DESC_RATEVHT2SS_MCS9; rate++) {
720 /* now, not support ht 3ss and ht 4ss*/
721 if (rate > DESC_RATEMCS15 &&
722 rate < DESC_RATEVHT1SS_MCS0)
723 continue;
724
725 rtw_get_tx_power_params(rtwdev, path, rate, bw,
726 ch, regd, &pwr_param);
727
728 seq_printf(m, "%4c ", path + 'A');
729 rtw_print_rate(m, rate);
730 seq_printf(m, " %3u(0x%02x) %4u %4d (%4d %4d %4d) %4d\n",
731 hal->tx_pwr_tbl[path][rate],
732 hal->tx_pwr_tbl[path][rate],
733 pwr_param.pwr_base,
734 min3(pwr_param.pwr_offset,
735 pwr_param.pwr_limit,
736 pwr_param.pwr_sar),
737 pwr_param.pwr_offset, pwr_param.pwr_limit,
738 pwr_param.pwr_sar,
739 pwr_param.pwr_remnant);
740 }
741 }
742
743 mutex_unlock(&hal->tx_power_mutex);
744 mutex_unlock(&rtwdev->mutex);
745
746 return 0;
747 }
748
rtw_debugfs_get_simple_phy_info(struct seq_file * m)749 void rtw_debugfs_get_simple_phy_info(struct seq_file *m)
750 {
751 struct rtw_debugfs_priv *debugfs_priv = m->private;
752 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
753 struct rtw_hal *hal = &rtwdev->hal;
754 struct rtw_dm_info *dm_info = &rtwdev->dm_info;
755 struct rtw_traffic_stats *stats = &rtwdev->stats;
756
757 seq_printf(m, "%-40s = %ddBm/ %d\n", "RSSI/ STA Channel",
758 dm_info->rssi[RF_PATH_A] - 100, hal->current_channel);
759
760 seq_printf(m, "TP {Tx, Rx} = {%u, %u}Mbps\n",
761 stats->tx_throughput, stats->rx_throughput);
762
763 seq_puts(m, "[Tx Rate] = ");
764 rtw_print_rate(m, dm_info->tx_rate);
765 seq_printf(m, "(0x%x)\n", dm_info->tx_rate);
766
767 seq_puts(m, "[Rx Rate] = ");
768 rtw_print_rate(m, dm_info->curr_rx_rate);
769 seq_printf(m, "(0x%x)\n", dm_info->curr_rx_rate);
770 }
771
rtw_debugfs_get_phy_info(struct seq_file * m,void * v)772 static int rtw_debugfs_get_phy_info(struct seq_file *m, void *v)
773 {
774 struct rtw_debugfs_priv *debugfs_priv = m->private;
775 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
776 struct rtw_dm_info *dm_info = &rtwdev->dm_info;
777 struct rtw_traffic_stats *stats = &rtwdev->stats;
778 struct rtw_pkt_count *last_cnt = &dm_info->last_pkt_count;
779 struct rtw_efuse *efuse = &rtwdev->efuse;
780 struct ewma_evm *ewma_evm = dm_info->ewma_evm;
781 struct ewma_snr *ewma_snr = dm_info->ewma_snr;
782 u8 ss, rate_id;
783
784 seq_puts(m, "==========[Common Info]========\n");
785 seq_printf(m, "Is link = %c\n", rtw_is_assoc(rtwdev) ? 'Y' : 'N');
786 seq_printf(m, "Current CH(fc) = %u\n", rtwdev->hal.current_channel);
787 seq_printf(m, "Current BW = %u\n", rtwdev->hal.current_band_width);
788 seq_printf(m, "Current IGI = 0x%x\n", dm_info->igi_history[0]);
789 seq_printf(m, "TP {Tx, Rx} = {%u, %u}Mbps\n",
790 stats->tx_throughput, stats->rx_throughput);
791 seq_printf(m, "1SS for TX and RX = %c\n\n", rtwdev->hal.txrx_1ss ?
792 'Y' : 'N');
793
794 seq_puts(m, "==========[Tx Phy Info]========\n");
795 seq_puts(m, "[Tx Rate] = ");
796 rtw_print_rate(m, dm_info->tx_rate);
797 seq_printf(m, "(0x%x)\n\n", dm_info->tx_rate);
798
799 seq_puts(m, "==========[Rx Phy Info]========\n");
800 seq_printf(m, "[Rx Beacon Count] = %u\n", last_cnt->num_bcn_pkt);
801 seq_puts(m, "[Rx Rate] = ");
802 rtw_print_rate(m, dm_info->curr_rx_rate);
803 seq_printf(m, "(0x%x)\n", dm_info->curr_rx_rate);
804
805 seq_puts(m, "[Rx Rate Count]:\n");
806 seq_printf(m, " * CCK = {%u, %u, %u, %u}\n",
807 last_cnt->num_qry_pkt[DESC_RATE1M],
808 last_cnt->num_qry_pkt[DESC_RATE2M],
809 last_cnt->num_qry_pkt[DESC_RATE5_5M],
810 last_cnt->num_qry_pkt[DESC_RATE11M]);
811
812 seq_printf(m, " * OFDM = {%u, %u, %u, %u, %u, %u, %u, %u}\n",
813 last_cnt->num_qry_pkt[DESC_RATE6M],
814 last_cnt->num_qry_pkt[DESC_RATE9M],
815 last_cnt->num_qry_pkt[DESC_RATE12M],
816 last_cnt->num_qry_pkt[DESC_RATE18M],
817 last_cnt->num_qry_pkt[DESC_RATE24M],
818 last_cnt->num_qry_pkt[DESC_RATE36M],
819 last_cnt->num_qry_pkt[DESC_RATE48M],
820 last_cnt->num_qry_pkt[DESC_RATE54M]);
821
822 for (ss = 0; ss < efuse->hw_cap.nss; ss++) {
823 rate_id = DESC_RATEMCS0 + ss * 8;
824 seq_printf(m, " * HT_MCS[%u:%u] = {%u, %u, %u, %u, %u, %u, %u, %u}\n",
825 ss * 8, ss * 8 + 7,
826 last_cnt->num_qry_pkt[rate_id],
827 last_cnt->num_qry_pkt[rate_id + 1],
828 last_cnt->num_qry_pkt[rate_id + 2],
829 last_cnt->num_qry_pkt[rate_id + 3],
830 last_cnt->num_qry_pkt[rate_id + 4],
831 last_cnt->num_qry_pkt[rate_id + 5],
832 last_cnt->num_qry_pkt[rate_id + 6],
833 last_cnt->num_qry_pkt[rate_id + 7]);
834 }
835
836 for (ss = 0; ss < efuse->hw_cap.nss; ss++) {
837 rate_id = DESC_RATEVHT1SS_MCS0 + ss * 10;
838 seq_printf(m, " * VHT_MCS-%uss MCS[0:9] = {%u, %u, %u, %u, %u, %u, %u, %u, %u, %u}\n",
839 ss + 1,
840 last_cnt->num_qry_pkt[rate_id],
841 last_cnt->num_qry_pkt[rate_id + 1],
842 last_cnt->num_qry_pkt[rate_id + 2],
843 last_cnt->num_qry_pkt[rate_id + 3],
844 last_cnt->num_qry_pkt[rate_id + 4],
845 last_cnt->num_qry_pkt[rate_id + 5],
846 last_cnt->num_qry_pkt[rate_id + 6],
847 last_cnt->num_qry_pkt[rate_id + 7],
848 last_cnt->num_qry_pkt[rate_id + 8],
849 last_cnt->num_qry_pkt[rate_id + 9]);
850 }
851
852 seq_printf(m, "[RSSI(dBm)] = {%d, %d}\n",
853 dm_info->rssi[RF_PATH_A] - 100,
854 dm_info->rssi[RF_PATH_B] - 100);
855 seq_printf(m, "[Rx EVM(dB)] = {-%d, -%d}\n",
856 dm_info->rx_evm_dbm[RF_PATH_A],
857 dm_info->rx_evm_dbm[RF_PATH_B]);
858 seq_printf(m, "[Rx SNR] = {%d, %d}\n",
859 dm_info->rx_snr[RF_PATH_A],
860 dm_info->rx_snr[RF_PATH_B]);
861 seq_printf(m, "[CFO_tail(KHz)] = {%d, %d}\n",
862 dm_info->cfo_tail[RF_PATH_A],
863 dm_info->cfo_tail[RF_PATH_B]);
864
865 if (dm_info->curr_rx_rate >= DESC_RATE11M) {
866 seq_puts(m, "[Rx Average Status]:\n");
867 seq_printf(m, " * OFDM, EVM: {-%d}, SNR: {%d}\n",
868 (u8)ewma_evm_read(&ewma_evm[RTW_EVM_OFDM]),
869 (u8)ewma_snr_read(&ewma_snr[RTW_SNR_OFDM_A]));
870 seq_printf(m, " * 1SS, EVM: {-%d}, SNR: {%d}\n",
871 (u8)ewma_evm_read(&ewma_evm[RTW_EVM_1SS]),
872 (u8)ewma_snr_read(&ewma_snr[RTW_SNR_1SS_A]));
873 seq_printf(m, " * 2SS, EVM: {-%d, -%d}, SNR: {%d, %d}\n",
874 (u8)ewma_evm_read(&ewma_evm[RTW_EVM_2SS_A]),
875 (u8)ewma_evm_read(&ewma_evm[RTW_EVM_2SS_B]),
876 (u8)ewma_snr_read(&ewma_snr[RTW_SNR_2SS_A]),
877 (u8)ewma_snr_read(&ewma_snr[RTW_SNR_2SS_B]));
878 }
879
880 seq_puts(m, "[Rx Counter]:\n");
881 seq_printf(m, " * CCA (CCK, OFDM, Total) = (%u, %u, %u)\n",
882 dm_info->cck_cca_cnt,
883 dm_info->ofdm_cca_cnt,
884 dm_info->total_cca_cnt);
885 seq_printf(m, " * False Alarm (CCK, OFDM, Total) = (%u, %u, %u)\n",
886 dm_info->cck_fa_cnt,
887 dm_info->ofdm_fa_cnt,
888 dm_info->total_fa_cnt);
889 seq_printf(m, " * CCK cnt (ok, err) = (%u, %u)\n",
890 dm_info->cck_ok_cnt, dm_info->cck_err_cnt);
891 seq_printf(m, " * OFDM cnt (ok, err) = (%u, %u)\n",
892 dm_info->ofdm_ok_cnt, dm_info->ofdm_err_cnt);
893 seq_printf(m, " * HT cnt (ok, err) = (%u, %u)\n",
894 dm_info->ht_ok_cnt, dm_info->ht_err_cnt);
895 seq_printf(m, " * VHT cnt (ok, err) = (%u, %u)\n",
896 dm_info->vht_ok_cnt, dm_info->vht_err_cnt);
897
898 return 0;
899 }
900
rtw_debugfs_get_coex_info(struct seq_file * m,void * v)901 static int rtw_debugfs_get_coex_info(struct seq_file *m, void *v)
902 {
903 struct rtw_debugfs_priv *debugfs_priv = m->private;
904 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
905
906 mutex_lock(&rtwdev->mutex);
907 rtw_coex_display_coex_info(rtwdev, m);
908 mutex_unlock(&rtwdev->mutex);
909
910 return 0;
911 }
912
rtw_debugfs_set_coex_enable(struct file * filp,const char __user * buffer,size_t count,loff_t * loff)913 static ssize_t rtw_debugfs_set_coex_enable(struct file *filp,
914 const char __user *buffer,
915 size_t count, loff_t *loff)
916 {
917 struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
918 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
919 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
920 struct rtw_coex *coex = &rtwdev->coex;
921 bool enable;
922 int ret;
923
924 ret = kstrtobool_from_user(buffer, count, &enable);
925 if (ret)
926 return ret;
927
928 mutex_lock(&rtwdev->mutex);
929 coex->manual_control = !enable;
930 mutex_unlock(&rtwdev->mutex);
931
932 return count;
933 }
934
rtw_debugfs_get_coex_enable(struct seq_file * m,void * v)935 static int rtw_debugfs_get_coex_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_coex *coex = &rtwdev->coex;
940
941 seq_printf(m, "coex mechanism %s\n",
942 coex->manual_control ? "disabled" : "enabled");
943
944 return 0;
945 }
946
rtw_debugfs_set_edcca_enable(struct file * filp,const char __user * buffer,size_t count,loff_t * loff)947 static ssize_t rtw_debugfs_set_edcca_enable(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 bool input;
955 int err;
956
957 err = kstrtobool_from_user(buffer, count, &input);
958 if (err)
959 return err;
960
961 rtw_edcca_enabled = input;
962 rtw_phy_adaptivity_set_mode(rtwdev);
963
964 return count;
965 }
966
rtw_debugfs_get_edcca_enable(struct seq_file * m,void * v)967 static int rtw_debugfs_get_edcca_enable(struct seq_file *m, void *v)
968 {
969 struct rtw_debugfs_priv *debugfs_priv = m->private;
970 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
971 struct rtw_dm_info *dm_info = &rtwdev->dm_info;
972
973 seq_printf(m, "EDCCA %s: EDCCA mode %d\n",
974 rtw_edcca_enabled ? "enabled" : "disabled",
975 dm_info->edcca_mode);
976 return 0;
977 }
978
rtw_debugfs_set_fw_crash(struct file * filp,const char __user * buffer,size_t count,loff_t * loff)979 static ssize_t rtw_debugfs_set_fw_crash(struct file *filp,
980 const char __user *buffer,
981 size_t count, loff_t *loff)
982 {
983 struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
984 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
985 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
986 bool input;
987 int ret;
988
989 ret = kstrtobool_from_user(buffer, count, &input);
990 if (ret)
991 return ret;
992
993 if (!input)
994 return -EINVAL;
995
996 if (test_bit(RTW_FLAG_RESTARTING, rtwdev->flags))
997 return -EINPROGRESS;
998
999 mutex_lock(&rtwdev->mutex);
1000 rtw_leave_lps_deep(rtwdev);
1001 set_bit(RTW_FLAG_RESTART_TRIGGERING, rtwdev->flags);
1002 rtw_write8(rtwdev, REG_HRCV_MSG, 1);
1003 mutex_unlock(&rtwdev->mutex);
1004
1005 return count;
1006 }
1007
rtw_debugfs_get_fw_crash(struct seq_file * m,void * v)1008 static int rtw_debugfs_get_fw_crash(struct seq_file *m, void *v)
1009 {
1010 struct rtw_debugfs_priv *debugfs_priv = m->private;
1011 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
1012
1013 seq_printf(m, "%d\n",
1014 test_bit(RTW_FLAG_RESTART_TRIGGERING, rtwdev->flags) ||
1015 test_bit(RTW_FLAG_RESTARTING, rtwdev->flags));
1016 return 0;
1017 }
1018
rtw_debugfs_set_force_lowest_basic_rate(struct file * filp,const char __user * buffer,size_t count,loff_t * loff)1019 static ssize_t rtw_debugfs_set_force_lowest_basic_rate(struct file *filp,
1020 const char __user *buffer,
1021 size_t count, loff_t *loff)
1022 {
1023 struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
1024 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
1025 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
1026 bool input;
1027 int err;
1028
1029 err = kstrtobool_from_user(buffer, count, &input);
1030 if (err)
1031 return err;
1032
1033 if (input)
1034 set_bit(RTW_FLAG_FORCE_LOWEST_RATE, rtwdev->flags);
1035 else
1036 clear_bit(RTW_FLAG_FORCE_LOWEST_RATE, rtwdev->flags);
1037
1038 return count;
1039 }
1040
rtw_debugfs_get_force_lowest_basic_rate(struct seq_file * m,void * v)1041 static int rtw_debugfs_get_force_lowest_basic_rate(struct seq_file *m, void *v)
1042 {
1043 struct rtw_debugfs_priv *debugfs_priv = m->private;
1044 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
1045
1046 seq_printf(m, "force lowest basic rate: %d\n",
1047 test_bit(RTW_FLAG_FORCE_LOWEST_RATE, rtwdev->flags));
1048
1049 return 0;
1050 }
1051
rtw_debugfs_set_dm_cap(struct file * filp,const char __user * buffer,size_t count,loff_t * loff)1052 static ssize_t rtw_debugfs_set_dm_cap(struct file *filp,
1053 const char __user *buffer,
1054 size_t count, loff_t *loff)
1055 {
1056 struct seq_file *seqpriv = (struct seq_file *)filp->private_data;
1057 struct rtw_debugfs_priv *debugfs_priv = seqpriv->private;
1058 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
1059 struct rtw_dm_info *dm_info = &rtwdev->dm_info;
1060 int ret, bit;
1061 bool en;
1062
1063 ret = kstrtoint_from_user(buffer, count, 10, &bit);
1064 if (ret)
1065 return ret;
1066
1067 en = bit > 0;
1068 bit = abs(bit);
1069
1070 if (bit >= RTW_DM_CAP_NUM) {
1071 rtw_warn(rtwdev, "unknown DM CAP %d\n", bit);
1072 return -EINVAL;
1073 }
1074
1075 if (en)
1076 dm_info->dm_flags &= ~BIT(bit);
1077 else
1078 dm_info->dm_flags |= BIT(bit);
1079
1080 debugfs_priv->dm_cap.bit = bit;
1081
1082 return count;
1083 }
1084
dump_gapk_status(struct rtw_dev * rtwdev,struct seq_file * m)1085 static void dump_gapk_status(struct rtw_dev *rtwdev, struct seq_file *m)
1086 {
1087 struct rtw_dm_info *dm_info = &rtwdev->dm_info;
1088 struct rtw_gapk_info *txgapk = &rtwdev->dm_info.gapk;
1089 int i, path;
1090 u32 val;
1091
1092 seq_printf(m, "\n(%2d) %c%s\n\n", RTW_DM_CAP_TXGAPK,
1093 dm_info->dm_flags & BIT(RTW_DM_CAP_TXGAPK) ? '-' : '+',
1094 rtw_dm_cap_strs[RTW_DM_CAP_TXGAPK]);
1095
1096 mutex_lock(&rtwdev->mutex);
1097
1098 for (path = 0; path < rtwdev->hal.rf_path_num; path++) {
1099 val = rtw_read_rf(rtwdev, path, RF_GAINTX, RFREG_MASK);
1100 seq_printf(m, "path %d:\n0x%x = 0x%x\n", path, RF_GAINTX, val);
1101
1102 for (i = 0; i < RF_HW_OFFSET_NUM; i++)
1103 seq_printf(m, "[TXGAPK] offset %d %d\n",
1104 txgapk->rf3f_fs[path][i], i);
1105 seq_puts(m, "\n");
1106 }
1107 mutex_unlock(&rtwdev->mutex);
1108 }
1109
rtw_debugfs_get_dm_cap(struct seq_file * m,void * v)1110 static int rtw_debugfs_get_dm_cap(struct seq_file *m, void *v)
1111 {
1112 struct rtw_debugfs_priv *debugfs_priv = m->private;
1113 struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
1114 struct rtw_dm_info *dm_info = &rtwdev->dm_info;
1115 int i;
1116
1117 switch (debugfs_priv->dm_cap.bit) {
1118 case RTW_DM_CAP_TXGAPK:
1119 dump_gapk_status(rtwdev, m);
1120 break;
1121 default:
1122 for (i = 1; i < RTW_DM_CAP_NUM; i++) {
1123 seq_printf(m, "(%2d) %c%s\n", i,
1124 dm_info->dm_flags & BIT(i) ? '-' : '+',
1125 rtw_dm_cap_strs[i]);
1126 }
1127 break;
1128 }
1129 debugfs_priv->dm_cap.bit = RTW_DM_CAP_NA;
1130 return 0;
1131 }
1132
1133 #define rtw_debug_priv_mac(addr) \
1134 { \
1135 .cb_read = rtw_debug_get_mac_page, \
1136 .cb_data = addr, \
1137 }
1138
1139 #define rtw_debug_priv_bb(addr) \
1140 { \
1141 .cb_read = rtw_debug_get_bb_page, \
1142 .cb_data = addr, \
1143 }
1144
1145 #define rtw_debug_priv_get(name) \
1146 { \
1147 .cb_read = rtw_debugfs_get_ ##name, \
1148 }
1149
1150 #define rtw_debug_priv_set(name) \
1151 { \
1152 .cb_write = rtw_debugfs_set_ ##name, \
1153 }
1154
1155 #define rtw_debug_priv_set_and_get(name) \
1156 { \
1157 .cb_write = rtw_debugfs_set_ ##name, \
1158 .cb_read = rtw_debugfs_get_ ##name, \
1159 }
1160
1161 #define rtw_debug_priv_set_single_and_get(name) \
1162 { \
1163 .cb_write = rtw_debugfs_set_single_input, \
1164 .cb_read = rtw_debugfs_get_ ##name, \
1165 }
1166
1167 static const struct rtw_debugfs rtw_debugfs_templ = {
1168 .mac_0 = rtw_debug_priv_mac(0x0000),
1169 .mac_1 = rtw_debug_priv_mac(0x0100),
1170 .mac_2 = rtw_debug_priv_mac(0x0200),
1171 .mac_3 = rtw_debug_priv_mac(0x0300),
1172 .mac_4 = rtw_debug_priv_mac(0x0400),
1173 .mac_5 = rtw_debug_priv_mac(0x0500),
1174 .mac_6 = rtw_debug_priv_mac(0x0600),
1175 .mac_7 = rtw_debug_priv_mac(0x0700),
1176 .mac_10 = rtw_debug_priv_mac(0x1000),
1177 .mac_11 = rtw_debug_priv_mac(0x1100),
1178 .mac_12 = rtw_debug_priv_mac(0x1200),
1179 .mac_13 = rtw_debug_priv_mac(0x1300),
1180 .mac_14 = rtw_debug_priv_mac(0x1400),
1181 .mac_15 = rtw_debug_priv_mac(0x1500),
1182 .mac_16 = rtw_debug_priv_mac(0x1600),
1183 .mac_17 = rtw_debug_priv_mac(0x1700),
1184 .bb_8 = rtw_debug_priv_bb(0x0800),
1185 .bb_9 = rtw_debug_priv_bb(0x0900),
1186 .bb_a = rtw_debug_priv_bb(0x0a00),
1187 .bb_b = rtw_debug_priv_bb(0x0b00),
1188 .bb_c = rtw_debug_priv_bb(0x0c00),
1189 .bb_d = rtw_debug_priv_bb(0x0d00),
1190 .bb_e = rtw_debug_priv_bb(0x0e00),
1191 .bb_f = rtw_debug_priv_bb(0x0f00),
1192 .bb_18 = rtw_debug_priv_bb(0x1800),
1193 .bb_19 = rtw_debug_priv_bb(0x1900),
1194 .bb_1a = rtw_debug_priv_bb(0x1a00),
1195 .bb_1b = rtw_debug_priv_bb(0x1b00),
1196 .bb_1c = rtw_debug_priv_bb(0x1c00),
1197 .bb_1d = rtw_debug_priv_bb(0x1d00),
1198 .bb_1e = rtw_debug_priv_bb(0x1e00),
1199 .bb_1f = rtw_debug_priv_bb(0x1f00),
1200 .bb_2c = rtw_debug_priv_bb(0x2c00),
1201 .bb_2d = rtw_debug_priv_bb(0x2d00),
1202 .bb_40 = rtw_debug_priv_bb(0x4000),
1203 .bb_41 = rtw_debug_priv_bb(0x4100),
1204 .rf_dump = rtw_debug_priv_get(rf_dump),
1205 .tx_pwr_tbl = rtw_debug_priv_get(tx_pwr_tbl),
1206 .write_reg = rtw_debug_priv_set(write_reg),
1207 .h2c = rtw_debug_priv_set(h2c),
1208 .rf_write = rtw_debug_priv_set(rf_write),
1209 .rf_read = rtw_debug_priv_set_and_get(rf_read),
1210 .read_reg = rtw_debug_priv_set_and_get(read_reg),
1211 .fix_rate = rtw_debug_priv_set_and_get(fix_rate),
1212 .dump_cam = rtw_debug_priv_set_single_and_get(dump_cam),
1213 .rsvd_page = rtw_debug_priv_set_and_get(rsvd_page),
1214 .phy_info = rtw_debug_priv_get(phy_info),
1215 .coex_enable = rtw_debug_priv_set_and_get(coex_enable),
1216 .coex_info = rtw_debug_priv_get(coex_info),
1217 .edcca_enable = rtw_debug_priv_set_and_get(edcca_enable),
1218 .fw_crash = rtw_debug_priv_set_and_get(fw_crash),
1219 .force_lowest_basic_rate = rtw_debug_priv_set_and_get(force_lowest_basic_rate),
1220 .dm_cap = rtw_debug_priv_set_and_get(dm_cap),
1221 };
1222
1223 #define rtw_debugfs_add_core(name, mode, fopname, parent) \
1224 do { \
1225 struct rtw_debugfs_priv *priv = &rtwdev->debugfs->name; \
1226 priv->rtwdev = rtwdev; \
1227 if (IS_ERR(debugfs_create_file(#name, mode, \
1228 parent, priv, \
1229 &file_ops_ ##fopname))) \
1230 pr_debug("Unable to initialize debugfs:%s\n", \
1231 #name); \
1232 } while (0)
1233
1234 #define rtw_debugfs_add_w(name) \
1235 rtw_debugfs_add_core(name, S_IFREG | 0222, common_write, debugfs_topdir)
1236 #define rtw_debugfs_add_rw(name) \
1237 rtw_debugfs_add_core(name, S_IFREG | 0666, single_rw, debugfs_topdir)
1238 #define rtw_debugfs_add_r(name) \
1239 rtw_debugfs_add_core(name, S_IFREG | 0444, single_r, debugfs_topdir)
1240
1241 static
rtw_debugfs_add_basic(struct rtw_dev * rtwdev,struct dentry * debugfs_topdir)1242 void rtw_debugfs_add_basic(struct rtw_dev *rtwdev, struct dentry *debugfs_topdir)
1243 {
1244 rtw_debugfs_add_w(write_reg);
1245 rtw_debugfs_add_rw(read_reg);
1246 rtw_debugfs_add_w(rf_write);
1247 rtw_debugfs_add_rw(rf_read);
1248 rtw_debugfs_add_rw(fix_rate);
1249 rtw_debugfs_add_rw(dump_cam);
1250 rtw_debugfs_add_rw(rsvd_page);
1251 rtw_debugfs_add_r(phy_info);
1252 rtw_debugfs_add_r(coex_info);
1253 rtw_debugfs_add_rw(coex_enable);
1254 rtw_debugfs_add_w(h2c);
1255 rtw_debugfs_add_r(rf_dump);
1256 rtw_debugfs_add_r(tx_pwr_tbl);
1257 rtw_debugfs_add_rw(edcca_enable);
1258 rtw_debugfs_add_rw(fw_crash);
1259 rtw_debugfs_add_rw(force_lowest_basic_rate);
1260 rtw_debugfs_add_rw(dm_cap);
1261 }
1262
1263 static
rtw_debugfs_add_sec0(struct rtw_dev * rtwdev,struct dentry * debugfs_topdir)1264 void rtw_debugfs_add_sec0(struct rtw_dev *rtwdev, struct dentry *debugfs_topdir)
1265 {
1266 rtw_debugfs_add_r(mac_0);
1267 rtw_debugfs_add_r(mac_1);
1268 rtw_debugfs_add_r(mac_2);
1269 rtw_debugfs_add_r(mac_3);
1270 rtw_debugfs_add_r(mac_4);
1271 rtw_debugfs_add_r(mac_5);
1272 rtw_debugfs_add_r(mac_6);
1273 rtw_debugfs_add_r(mac_7);
1274 rtw_debugfs_add_r(bb_8);
1275 rtw_debugfs_add_r(bb_9);
1276 rtw_debugfs_add_r(bb_a);
1277 rtw_debugfs_add_r(bb_b);
1278 rtw_debugfs_add_r(bb_c);
1279 rtw_debugfs_add_r(bb_d);
1280 rtw_debugfs_add_r(bb_e);
1281 rtw_debugfs_add_r(bb_f);
1282 }
1283
1284 static
rtw_debugfs_add_sec1(struct rtw_dev * rtwdev,struct dentry * debugfs_topdir)1285 void rtw_debugfs_add_sec1(struct rtw_dev *rtwdev, struct dentry *debugfs_topdir)
1286 {
1287 rtw_debugfs_add_r(mac_10);
1288 rtw_debugfs_add_r(mac_11);
1289 rtw_debugfs_add_r(mac_12);
1290 rtw_debugfs_add_r(mac_13);
1291 rtw_debugfs_add_r(mac_14);
1292 rtw_debugfs_add_r(mac_15);
1293 rtw_debugfs_add_r(mac_16);
1294 rtw_debugfs_add_r(mac_17);
1295 rtw_debugfs_add_r(bb_18);
1296 rtw_debugfs_add_r(bb_19);
1297 rtw_debugfs_add_r(bb_1a);
1298 rtw_debugfs_add_r(bb_1b);
1299 rtw_debugfs_add_r(bb_1c);
1300 rtw_debugfs_add_r(bb_1d);
1301 rtw_debugfs_add_r(bb_1e);
1302 rtw_debugfs_add_r(bb_1f);
1303 if (rtwdev->chip->id == RTW_CHIP_TYPE_8822C) {
1304 rtw_debugfs_add_r(bb_2c);
1305 rtw_debugfs_add_r(bb_2d);
1306 rtw_debugfs_add_r(bb_40);
1307 rtw_debugfs_add_r(bb_41);
1308 }
1309 }
1310
rtw_debugfs_init(struct rtw_dev * rtwdev)1311 void rtw_debugfs_init(struct rtw_dev *rtwdev)
1312 {
1313 struct dentry *debugfs_topdir;
1314
1315 rtwdev->debugfs = kmemdup(&rtw_debugfs_templ, sizeof(rtw_debugfs_templ),
1316 GFP_KERNEL);
1317 if (!rtwdev->debugfs)
1318 return;
1319
1320 debugfs_topdir = debugfs_create_dir("rtw88",
1321 rtwdev->hw->wiphy->debugfsdir);
1322
1323 rtw_debugfs_add_basic(rtwdev, debugfs_topdir);
1324 rtw_debugfs_add_sec0(rtwdev, debugfs_topdir);
1325 rtw_debugfs_add_sec1(rtwdev, debugfs_topdir);
1326 }
1327
rtw_debugfs_deinit(struct rtw_dev * rtwdev)1328 void rtw_debugfs_deinit(struct rtw_dev *rtwdev)
1329 {
1330 kfree(rtwdev->debugfs);
1331 }
1332 #endif /* CONFIG_RTW88_DEBUGFS */
1333
1334 #ifdef CONFIG_RTW88_DEBUG
1335
rtw_dbg(struct rtw_dev * rtwdev,enum rtw_debug_mask mask,const char * fmt,...)1336 void rtw_dbg(struct rtw_dev *rtwdev, enum rtw_debug_mask mask,
1337 const char *fmt, ...)
1338 {
1339 struct va_format vaf = {
1340 .fmt = fmt,
1341 };
1342 va_list args;
1343
1344 va_start(args, fmt);
1345 vaf.va = &args;
1346
1347 if (rtw_debug_mask & mask)
1348 dev_printk(KERN_DEBUG, rtwdev->dev, "%pV", &vaf);
1349
1350 va_end(args);
1351 }
1352 EXPORT_SYMBOL(rtw_dbg);
1353
1354 #endif /* CONFIG_RTW88_DEBUG */
1355