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1// SPDX-License-Identifier: GPL-2.0
2/* Copyright(c) 2009-2012 Realtek Corporation.*/
3
4#include "wifi.h"
5#include "cam.h"
6
7#include <linux/moduleparam.h>
8#include <linux/vmalloc.h>
9
10#ifdef CONFIG_RTLWIFI_DEBUG
11void _rtl_dbg_print(struct rtl_priv *rtlpriv, u64 comp, int level,
12 const char *fmt, ...)
13{
14 if (unlikely((comp & rtlpriv->cfg->mod_params->debug_mask) &&
15 level <= rtlpriv->cfg->mod_params->debug_level)) {
16 struct va_format vaf;
17 va_list args;
18
19 va_start(args, fmt);
20
21 vaf.fmt = fmt;
22 vaf.va = &args;
23
24 pr_info("%pV", &vaf);
25
26 va_end(args);
27 }
28}
29EXPORT_SYMBOL_GPL(_rtl_dbg_print);
30
31void _rtl_dbg_print_data(struct rtl_priv *rtlpriv, u64 comp, int level,
32 const char *titlestring,
33 const void *hexdata, int hexdatalen)
34{
35 if (unlikely(((comp) & rtlpriv->cfg->mod_params->debug_mask) &&
36 ((level) <= rtlpriv->cfg->mod_params->debug_level))) {
37 pr_info("In process \"%s\" (pid %i): %s\n",
38 current->comm, current->pid, titlestring);
39 print_hex_dump_bytes("", DUMP_PREFIX_NONE,
40 hexdata, hexdatalen);
41 }
42}
43EXPORT_SYMBOL_GPL(_rtl_dbg_print_data);
44
45struct rtl_debugfs_priv {
46 struct rtl_priv *rtlpriv;
47 int (*cb_read)(struct seq_file *m, void *v);
48 ssize_t (*cb_write)(struct file *filp, const char __user *buffer,
49 size_t count, loff_t *loff);
50 u32 cb_data;
51};
52
53static struct dentry *debugfs_topdir;
54
55static int rtl_debug_get_common(struct seq_file *m, void *v)
56{
57 struct rtl_debugfs_priv *debugfs_priv = m->private;
58
59 return debugfs_priv->cb_read(m, v);
60}
61
62static int dl_debug_open_common(struct inode *inode, struct file *file)
63{
64 return single_open(file, rtl_debug_get_common, inode->i_private);
65}
66
67static const struct file_operations file_ops_common = {
68 .open = dl_debug_open_common,
69 .read = seq_read,
70 .llseek = seq_lseek,
71 .release = single_release,
72};
73
74static int rtl_debug_get_mac_page(struct seq_file *m, void *v)
75{
76 struct rtl_debugfs_priv *debugfs_priv = m->private;
77 struct rtl_priv *rtlpriv = debugfs_priv->rtlpriv;
78 u32 page = debugfs_priv->cb_data;
79 int i, n;
80 int max = 0xff;
81
82 for (n = 0; n <= max; ) {
83 seq_printf(m, "\n%8.8x ", n + page);
84 for (i = 0; i < 4 && n <= max; i++, n += 4)
85 seq_printf(m, "%8.8x ",
86 rtl_read_dword(rtlpriv, (page | n)));
87 }
88 seq_puts(m, "\n");
89 return 0;
90}
91
92#define RTL_DEBUG_IMPL_MAC_SERIES(page, addr) \
93static struct rtl_debugfs_priv rtl_debug_priv_mac_ ##page = { \
94 .cb_read = rtl_debug_get_mac_page, \
95 .cb_data = addr, \
96}
97
98RTL_DEBUG_IMPL_MAC_SERIES(0, 0x0000);
99RTL_DEBUG_IMPL_MAC_SERIES(1, 0x0100);
100RTL_DEBUG_IMPL_MAC_SERIES(2, 0x0200);
101RTL_DEBUG_IMPL_MAC_SERIES(3, 0x0300);
102RTL_DEBUG_IMPL_MAC_SERIES(4, 0x0400);
103RTL_DEBUG_IMPL_MAC_SERIES(5, 0x0500);
104RTL_DEBUG_IMPL_MAC_SERIES(6, 0x0600);
105RTL_DEBUG_IMPL_MAC_SERIES(7, 0x0700);
106RTL_DEBUG_IMPL_MAC_SERIES(10, 0x1000);
107RTL_DEBUG_IMPL_MAC_SERIES(11, 0x1100);
108RTL_DEBUG_IMPL_MAC_SERIES(12, 0x1200);
109RTL_DEBUG_IMPL_MAC_SERIES(13, 0x1300);
110RTL_DEBUG_IMPL_MAC_SERIES(14, 0x1400);
111RTL_DEBUG_IMPL_MAC_SERIES(15, 0x1500);
112RTL_DEBUG_IMPL_MAC_SERIES(16, 0x1600);
113RTL_DEBUG_IMPL_MAC_SERIES(17, 0x1700);
114
115static int rtl_debug_get_bb_page(struct seq_file *m, void *v)
116{
117 struct rtl_debugfs_priv *debugfs_priv = m->private;
118 struct rtl_priv *rtlpriv = debugfs_priv->rtlpriv;
119 struct ieee80211_hw *hw = rtlpriv->hw;
120 u32 page = debugfs_priv->cb_data;
121 int i, n;
122 int max = 0xff;
123
124 for (n = 0; n <= max; ) {
125 seq_printf(m, "\n%8.8x ", n + page);
126 for (i = 0; i < 4 && n <= max; i++, n += 4)
127 seq_printf(m, "%8.8x ",
128 rtl_get_bbreg(hw, (page | n), 0xffffffff));
129 }
130 seq_puts(m, "\n");
131 return 0;
132}
133
134#define RTL_DEBUG_IMPL_BB_SERIES(page, addr) \
135static struct rtl_debugfs_priv rtl_debug_priv_bb_ ##page = { \
136 .cb_read = rtl_debug_get_bb_page, \
137 .cb_data = addr, \
138}
139
140RTL_DEBUG_IMPL_BB_SERIES(8, 0x0800);
141RTL_DEBUG_IMPL_BB_SERIES(9, 0x0900);
142RTL_DEBUG_IMPL_BB_SERIES(a, 0x0a00);
143RTL_DEBUG_IMPL_BB_SERIES(b, 0x0b00);
144RTL_DEBUG_IMPL_BB_SERIES(c, 0x0c00);
145RTL_DEBUG_IMPL_BB_SERIES(d, 0x0d00);
146RTL_DEBUG_IMPL_BB_SERIES(e, 0x0e00);
147RTL_DEBUG_IMPL_BB_SERIES(f, 0x0f00);
148RTL_DEBUG_IMPL_BB_SERIES(18, 0x1800);
149RTL_DEBUG_IMPL_BB_SERIES(19, 0x1900);
150RTL_DEBUG_IMPL_BB_SERIES(1a, 0x1a00);
151RTL_DEBUG_IMPL_BB_SERIES(1b, 0x1b00);
152RTL_DEBUG_IMPL_BB_SERIES(1c, 0x1c00);
153RTL_DEBUG_IMPL_BB_SERIES(1d, 0x1d00);
154RTL_DEBUG_IMPL_BB_SERIES(1e, 0x1e00);
155RTL_DEBUG_IMPL_BB_SERIES(1f, 0x1f00);
156
157static int rtl_debug_get_reg_rf(struct seq_file *m, void *v)
158{
159 struct rtl_debugfs_priv *debugfs_priv = m->private;
160 struct rtl_priv *rtlpriv = debugfs_priv->rtlpriv;
161 struct ieee80211_hw *hw = rtlpriv->hw;
162 enum radio_path rfpath = debugfs_priv->cb_data;
163 int i, n;
164 int max = 0x40;
165
166 if (IS_HARDWARE_TYPE_8822B(rtlpriv))
167 max = 0xff;
168
169 seq_printf(m, "\nPATH(%d)", rfpath);
170
171 for (n = 0; n <= max; ) {
172 seq_printf(m, "\n%8.8x ", n);
173 for (i = 0; i < 4 && n <= max; n += 1, i++)
174 seq_printf(m, "%8.8x ",
175 rtl_get_rfreg(hw, rfpath, n, 0xffffffff));
176 }
177 seq_puts(m, "\n");
178 return 0;
179}
180
181#define RTL_DEBUG_IMPL_RF_SERIES(page, addr) \
182static struct rtl_debugfs_priv rtl_debug_priv_rf_ ##page = { \
183 .cb_read = rtl_debug_get_reg_rf, \
184 .cb_data = addr, \
185}
186
187RTL_DEBUG_IMPL_RF_SERIES(a, RF90_PATH_A);
188RTL_DEBUG_IMPL_RF_SERIES(b, RF90_PATH_B);
189
190static int rtl_debug_get_cam_register(struct seq_file *m, void *v)
191{
192 struct rtl_debugfs_priv *debugfs_priv = m->private;
193 struct rtl_priv *rtlpriv = debugfs_priv->rtlpriv;
194 int start = debugfs_priv->cb_data;
195 u32 target_cmd = 0;
196 u32 target_val = 0;
197 u8 entry_i = 0;
198 u32 ulstatus;
199 int i = 100, j = 0;
200 int end = (start + 11 > TOTAL_CAM_ENTRY ? TOTAL_CAM_ENTRY : start + 11);
201
202 /* This dump the current register page */
203 seq_printf(m,
204 "\n#################### SECURITY CAM (%d-%d) ##################\n",
205 start, end - 1);
206
207 for (j = start; j < end; j++) {
208 seq_printf(m, "\nD: %2x > ", j);
209 for (entry_i = 0; entry_i < CAM_CONTENT_COUNT; entry_i++) {
210 /* polling bit, and No Write enable, and address */
211 target_cmd = entry_i + CAM_CONTENT_COUNT * j;
212 target_cmd = target_cmd | BIT(31);
213
214 /* Check polling bit is clear */
215 while ((i--) >= 0) {
216 ulstatus =
217 rtl_read_dword(rtlpriv,
218 rtlpriv->cfg->maps[RWCAM]);
219 if (ulstatus & BIT(31))
220 continue;
221 else
222 break;
223 }
224
225 rtl_write_dword(rtlpriv, rtlpriv->cfg->maps[RWCAM],
226 target_cmd);
227 target_val = rtl_read_dword(rtlpriv,
228 rtlpriv->cfg->maps[RCAMO]);
229 seq_printf(m, "%8.8x ", target_val);
230 }
231 }
232 seq_puts(m, "\n");
233 return 0;
234}
235
236#define RTL_DEBUG_IMPL_CAM_SERIES(page, addr) \
237static struct rtl_debugfs_priv rtl_debug_priv_cam_ ##page = { \
238 .cb_read = rtl_debug_get_cam_register, \
239 .cb_data = addr, \
240}
241
242RTL_DEBUG_IMPL_CAM_SERIES(1, 0);
243RTL_DEBUG_IMPL_CAM_SERIES(2, 11);
244RTL_DEBUG_IMPL_CAM_SERIES(3, 22);
245
246static int rtl_debug_get_btcoex(struct seq_file *m, void *v)
247{
248 struct rtl_debugfs_priv *debugfs_priv = m->private;
249 struct rtl_priv *rtlpriv = debugfs_priv->rtlpriv;
250
251 if (rtlpriv->cfg->ops->get_btc_status())
252 rtlpriv->btcoexist.btc_ops->btc_display_bt_coex_info(rtlpriv,
253 m);
254
255 seq_puts(m, "\n");
256
257 return 0;
258}
259
260static struct rtl_debugfs_priv rtl_debug_priv_btcoex = {
261 .cb_read = rtl_debug_get_btcoex,
262 .cb_data = 0,
263};
264
265static ssize_t rtl_debugfs_set_write_reg(struct file *filp,
266 const char __user *buffer,
267 size_t count, loff_t *loff)
268{
269 struct rtl_debugfs_priv *debugfs_priv = filp->private_data;
270 struct rtl_priv *rtlpriv = debugfs_priv->rtlpriv;
271 char tmp[32 + 1];
272 int tmp_len;
273 u32 addr, val, len;
274 int num;
275
276 if (count < 3)
277 return -EFAULT;
278
279 tmp_len = (count > sizeof(tmp) - 1 ? sizeof(tmp) - 1 : count);
280
281 if (copy_from_user(tmp, buffer, tmp_len))
282 return -EFAULT;
283
284 tmp[tmp_len] = '\0';
285
286 /* write BB/MAC register */
287 num = sscanf(tmp, "%x %x %x", &addr, &val, &len);
288
289 if (num != 3)
290 return -EINVAL;
291
292 switch (len) {
293 case 1:
294 rtl_write_byte(rtlpriv, addr, (u8)val);
295 break;
296 case 2:
297 rtl_write_word(rtlpriv, addr, (u16)val);
298 break;
299 case 4:
300 rtl_write_dword(rtlpriv, addr, val);
301 break;
302 default:
303 /*printk("error write length=%d", len);*/
304 break;
305 }
306
307 return count;
308}
309
310static struct rtl_debugfs_priv rtl_debug_priv_write_reg = {
311 .cb_write = rtl_debugfs_set_write_reg,
312};
313
314static ssize_t rtl_debugfs_set_write_h2c(struct file *filp,
315 const char __user *buffer,
316 size_t count, loff_t *loff)
317{
318 struct rtl_debugfs_priv *debugfs_priv = filp->private_data;
319 struct rtl_priv *rtlpriv = debugfs_priv->rtlpriv;
320 struct ieee80211_hw *hw = rtlpriv->hw;
321 char tmp[32 + 1];
322 int tmp_len;
323 u8 h2c_len, h2c_data_packed[8];
324 int h2c_data[8]; /* idx 0: cmd */
325 int i;
326
327 if (count < 3)
328 return -EFAULT;
329
330 tmp_len = (count > sizeof(tmp) - 1 ? sizeof(tmp) - 1 : count);
331
332 if (copy_from_user(tmp, buffer, tmp_len))
333 return -EFAULT;
334
335 tmp[tmp_len] = '\0';
336
337 h2c_len = sscanf(tmp, "%X %X %X %X %X %X %X %X",
338 &h2c_data[0], &h2c_data[1],
339 &h2c_data[2], &h2c_data[3],
340 &h2c_data[4], &h2c_data[5],
341 &h2c_data[6], &h2c_data[7]);
342
343 if (h2c_len == 0)
344 return -EINVAL;
345
346 for (i = 0; i < h2c_len; i++)
347 h2c_data_packed[i] = (u8)h2c_data[i];
348
349 rtlpriv->cfg->ops->fill_h2c_cmd(hw, h2c_data_packed[0],
350 h2c_len - 1,
351 &h2c_data_packed[1]);
352
353 return count;
354}
355
356static struct rtl_debugfs_priv rtl_debug_priv_write_h2c = {
357 .cb_write = rtl_debugfs_set_write_h2c,
358};
359
360static ssize_t rtl_debugfs_set_write_rfreg(struct file *filp,
361 const char __user *buffer,
362 size_t count, loff_t *loff)
363{
364 struct rtl_debugfs_priv *debugfs_priv = filp->private_data;
365 struct rtl_priv *rtlpriv = debugfs_priv->rtlpriv;
366 struct ieee80211_hw *hw = rtlpriv->hw;
367 char tmp[32 + 1];
368 int tmp_len;
369 int num;
370 int path;
371 u32 addr, bitmask, data;
372
373 if (count < 3)
374 return -EFAULT;
375
376 tmp_len = (count > sizeof(tmp) - 1 ? sizeof(tmp) - 1 : count);
377
378 if (copy_from_user(tmp, buffer, tmp_len))
379 return -EFAULT;
380
381 tmp[tmp_len] = '\0';
382
383 num = sscanf(tmp, "%X %X %X %X",
384 &path, &addr, &bitmask, &data);
385
386 if (num != 4) {
387 rtl_dbg(rtlpriv, COMP_ERR, DBG_DMESG,
388 "Format is <path> <addr> <mask> <data>\n");
389 return -EINVAL;
390 }
391
392 rtl_set_rfreg(hw, path, addr, bitmask, data);
393
394 return count;
395}
396
397static struct rtl_debugfs_priv rtl_debug_priv_write_rfreg = {
398 .cb_write = rtl_debugfs_set_write_rfreg,
399};
400
401static int rtl_debugfs_close(struct inode *inode, struct file *filp)
402{
403 return 0;
404}
405
406static ssize_t rtl_debugfs_common_write(struct file *filp,
407 const char __user *buffer,
408 size_t count, loff_t *loff)
409{
410 struct rtl_debugfs_priv *debugfs_priv = filp->private_data;
411
412 return debugfs_priv->cb_write(filp, buffer, count, loff);
413}
414
415static const struct file_operations file_ops_common_write = {
416 .owner = THIS_MODULE,
417 .write = rtl_debugfs_common_write,
418 .open = simple_open,
419 .release = rtl_debugfs_close,
420};
421
422#define RTL_DEBUGFS_ADD_CORE(name, mode, fopname) \
423 do { \
424 rtl_debug_priv_ ##name.rtlpriv = rtlpriv; \
425 debugfs_create_file(#name, mode, parent, \
426 &rtl_debug_priv_ ##name, \
427 &file_ops_ ##fopname); \
428 } while (0)
429
430#define RTL_DEBUGFS_ADD(name) \
431 RTL_DEBUGFS_ADD_CORE(name, S_IFREG | 0444, common)
432#define RTL_DEBUGFS_ADD_W(name) \
433 RTL_DEBUGFS_ADD_CORE(name, S_IFREG | 0222, common_write)
434
435void rtl_debug_add_one(struct ieee80211_hw *hw)
436{
437 struct rtl_priv *rtlpriv = rtl_priv(hw);
438 struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
439 struct dentry *parent;
440
441 snprintf(rtlpriv->dbg.debugfs_name, 18, "%pMF", rtlefuse->dev_addr);
442
443 rtlpriv->dbg.debugfs_dir =
444 debugfs_create_dir(rtlpriv->dbg.debugfs_name, debugfs_topdir);
445
446 parent = rtlpriv->dbg.debugfs_dir;
447
448 RTL_DEBUGFS_ADD(mac_0);
449 RTL_DEBUGFS_ADD(mac_1);
450 RTL_DEBUGFS_ADD(mac_2);
451 RTL_DEBUGFS_ADD(mac_3);
452 RTL_DEBUGFS_ADD(mac_4);
453 RTL_DEBUGFS_ADD(mac_5);
454 RTL_DEBUGFS_ADD(mac_6);
455 RTL_DEBUGFS_ADD(mac_7);
456 RTL_DEBUGFS_ADD(bb_8);
457 RTL_DEBUGFS_ADD(bb_9);
458 RTL_DEBUGFS_ADD(bb_a);
459 RTL_DEBUGFS_ADD(bb_b);
460 RTL_DEBUGFS_ADD(bb_c);
461 RTL_DEBUGFS_ADD(bb_d);
462 RTL_DEBUGFS_ADD(bb_e);
463 RTL_DEBUGFS_ADD(bb_f);
464 RTL_DEBUGFS_ADD(mac_10);
465 RTL_DEBUGFS_ADD(mac_11);
466 RTL_DEBUGFS_ADD(mac_12);
467 RTL_DEBUGFS_ADD(mac_13);
468 RTL_DEBUGFS_ADD(mac_14);
469 RTL_DEBUGFS_ADD(mac_15);
470 RTL_DEBUGFS_ADD(mac_16);
471 RTL_DEBUGFS_ADD(mac_17);
472 RTL_DEBUGFS_ADD(bb_18);
473 RTL_DEBUGFS_ADD(bb_19);
474 RTL_DEBUGFS_ADD(bb_1a);
475 RTL_DEBUGFS_ADD(bb_1b);
476 RTL_DEBUGFS_ADD(bb_1c);
477 RTL_DEBUGFS_ADD(bb_1d);
478 RTL_DEBUGFS_ADD(bb_1e);
479 RTL_DEBUGFS_ADD(bb_1f);
480 RTL_DEBUGFS_ADD(rf_a);
481 RTL_DEBUGFS_ADD(rf_b);
482
483 RTL_DEBUGFS_ADD(cam_1);
484 RTL_DEBUGFS_ADD(cam_2);
485 RTL_DEBUGFS_ADD(cam_3);
486
487 RTL_DEBUGFS_ADD(btcoex);
488
489 RTL_DEBUGFS_ADD_W(write_reg);
490 RTL_DEBUGFS_ADD_W(write_h2c);
491 RTL_DEBUGFS_ADD_W(write_rfreg);
492}
493EXPORT_SYMBOL_GPL(rtl_debug_add_one);
494
495void rtl_debug_remove_one(struct ieee80211_hw *hw)
496{
497 struct rtl_priv *rtlpriv = rtl_priv(hw);
498
499 debugfs_remove_recursive(rtlpriv->dbg.debugfs_dir);
500 rtlpriv->dbg.debugfs_dir = NULL;
501}
502EXPORT_SYMBOL_GPL(rtl_debug_remove_one);
503
504void rtl_debugfs_add_topdir(void)
505{
506 debugfs_topdir = debugfs_create_dir("rtlwifi", NULL);
507}
508
509void rtl_debugfs_remove_topdir(void)
510{
511 debugfs_remove_recursive(debugfs_topdir);
512}
513
514#endif
1/******************************************************************************
2 *
3 * Copyright(c) 2009-2012 Realtek Corporation.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 * The full GNU General Public License is included in this distribution in the
15 * file called LICENSE.
16 *
17 * Contact Information:
18 * wlanfae <wlanfae@realtek.com>
19 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
20 * Hsinchu 300, Taiwan.
21 *
22 * Larry Finger <Larry.Finger@lwfinger.net>
23 *****************************************************************************/
24
25#include "wifi.h"
26
27#include <linux/moduleparam.h>
28
29void rtl_dbgp_flag_init(struct ieee80211_hw *hw)
30{
31 struct rtl_priv *rtlpriv = rtl_priv(hw);
32 u8 i;
33
34 rtlpriv->dbg.global_debugcomponents =
35 COMP_ERR | COMP_FW | COMP_INIT | COMP_RECV | COMP_SEND |
36 COMP_MLME | COMP_SCAN | COMP_INTR | COMP_LED | COMP_SEC |
37 COMP_BEACON | COMP_RATE | COMP_RXDESC | COMP_DIG | COMP_TXAGC |
38 COMP_POWER | COMP_POWER_TRACKING | COMP_BB_POWERSAVING | COMP_SWAS |
39 COMP_RF | COMP_TURBO | COMP_RATR | COMP_CMD |
40 COMP_EFUSE | COMP_QOS | COMP_MAC80211 | COMP_REGD | COMP_CHAN |
41 COMP_EASY_CONCURRENT | COMP_EFUSE | COMP_QOS | COMP_MAC80211 |
42 COMP_REGD | COMP_CHAN | COMP_BT_COEXIST;
43
44
45 for (i = 0; i < DBGP_TYPE_MAX; i++)
46 rtlpriv->dbg.dbgp_type[i] = 0;
47
48 /*Init Debug flag enable condition */
49}
50EXPORT_SYMBOL_GPL(rtl_dbgp_flag_init);