1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
|
// SPDX-License-Identifier: GPL-2.0-only
/* Radio tuning for RTL8225 on RTL8187SE
*
* Copyright 2009 Larry Finger <Larry.Finger@lwfinger.net>
* Copyright 2014 Andrea Merello <andrea.merello@gmail.com>
*
* Based on the r8180 and Realtek r8187se drivers, which are:
* Copyright 2004-2005 Andrea Merello <andrea.merello@gmail.com>, et al.
*
* Also based on the rtl8187 driver, which is:
* Copyright 2007 Michael Wu <flamingice@sourmilk.net>
* Copyright 2007 Andrea Merello <andrea.merello@gmail.com>
*/
#include <net/mac80211.h>
#include "rtl8180.h"
#include "rtl8225se.h"
#define PFX "rtl8225 (se) "
static const u32 RF_GAIN_TABLE[] = {
0x0096, 0x0076, 0x0056, 0x0036, 0x0016, 0x01f6, 0x01d6, 0x01b6,
0x0196, 0x0176, 0x00F7, 0x00D7, 0x00B7, 0x0097, 0x0077, 0x0057,
0x0037, 0x00FB, 0x00DB, 0x00BB, 0x00FF, 0x00E3, 0x00C3, 0x00A3,
0x0083, 0x0063, 0x0043, 0x0023, 0x0003, 0x01E3, 0x01C3, 0x01A3,
0x0183, 0x0163, 0x0143, 0x0123, 0x0103
};
static const u8 cck_ofdm_gain_settings[] = {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05,
0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b,
0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11,
0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d,
0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23,
};
static const u8 rtl8225se_tx_gain_cck_ofdm[] = {
0x02, 0x06, 0x0e, 0x1e, 0x3e, 0x7e
};
static const u8 rtl8225se_tx_power_cck[] = {
0x18, 0x17, 0x15, 0x11, 0x0c, 0x08, 0x04, 0x02,
0x1b, 0x1a, 0x17, 0x13, 0x0e, 0x09, 0x04, 0x02,
0x1f, 0x1e, 0x1a, 0x15, 0x10, 0x0a, 0x05, 0x02,
0x22, 0x21, 0x1d, 0x18, 0x11, 0x0b, 0x06, 0x02,
0x26, 0x25, 0x21, 0x1b, 0x14, 0x0d, 0x06, 0x03,
0x2b, 0x2a, 0x25, 0x1e, 0x16, 0x0e, 0x07, 0x03
};
static const u8 rtl8225se_tx_power_cck_ch14[] = {
0x18, 0x17, 0x15, 0x0c, 0x00, 0x00, 0x00, 0x00,
0x1b, 0x1a, 0x17, 0x0e, 0x00, 0x00, 0x00, 0x00,
0x1f, 0x1e, 0x1a, 0x0f, 0x00, 0x00, 0x00, 0x00,
0x22, 0x21, 0x1d, 0x11, 0x00, 0x00, 0x00, 0x00,
0x26, 0x25, 0x21, 0x13, 0x00, 0x00, 0x00, 0x00,
0x2b, 0x2a, 0x25, 0x15, 0x00, 0x00, 0x00, 0x00
};
static const u8 rtl8225se_tx_power_ofdm[] = {
0x80, 0x90, 0xa2, 0xb5, 0xcb, 0xe4
};
static const u32 rtl8225se_chan[] = {
0x0080, 0x0100, 0x0180, 0x0200, 0x0280, 0x0300, 0x0380,
0x0400, 0x0480, 0x0500, 0x0580, 0x0600, 0x0680, 0x074A,
};
static const u8 rtl8225sez2_tx_power_cck_ch14[] = {
0x36, 0x35, 0x2e, 0x1b, 0x00, 0x00, 0x00, 0x00
};
static const u8 rtl8225sez2_tx_power_cck_B[] = {
0x30, 0x2f, 0x29, 0x21, 0x19, 0x10, 0x08, 0x04
};
static const u8 rtl8225sez2_tx_power_cck_A[] = {
0x33, 0x32, 0x2b, 0x23, 0x1a, 0x11, 0x08, 0x04
};
static const u8 rtl8225sez2_tx_power_cck[] = {
0x36, 0x35, 0x2e, 0x25, 0x1c, 0x12, 0x09, 0x04
};
static const u8 ZEBRA_AGC[] = {
0x7E, 0x7E, 0x7E, 0x7E, 0x7D, 0x7C, 0x7B, 0x7A,
0x79, 0x78, 0x77, 0x76, 0x75, 0x74, 0x73, 0x72,
0x71, 0x70, 0x6F, 0x6E, 0x6D, 0x6C, 0x6B, 0x6A,
0x69, 0x68, 0x67, 0x66, 0x65, 0x64, 0x63, 0x62,
0x48, 0x47, 0x46, 0x45, 0x44, 0x29, 0x28, 0x27,
0x26, 0x25, 0x24, 0x23, 0x22, 0x21, 0x08, 0x07,
0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f,
0x0f, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x15, 0x16,
0x17, 0x17, 0x18, 0x18, 0x19, 0x1a, 0x1a, 0x1b,
0x1b, 0x1c, 0x1c, 0x1d, 0x1d, 0x1d, 0x1e, 0x1e,
0x1f, 0x1f, 0x1f, 0x20, 0x20, 0x20, 0x20, 0x21,
0x21, 0x21, 0x22, 0x22, 0x22, 0x23, 0x23, 0x24,
0x24, 0x25, 0x25, 0x25, 0x26, 0x26, 0x27, 0x27,
0x2F, 0x2F, 0x2F, 0x2F, 0x2F, 0x2F, 0x2F, 0x2F
};
static const u8 OFDM_CONFIG[] = {
0x10, 0x0F, 0x0A, 0x0C, 0x14, 0xFA, 0xFF, 0x50,
0x00, 0x50, 0x00, 0x00, 0x00, 0x5C, 0x00, 0x00,
0x40, 0x00, 0x40, 0x00, 0x00, 0x00, 0xA8, 0x26,
0x32, 0x33, 0x06, 0xA5, 0x6F, 0x55, 0xC8, 0xBB,
0x0A, 0xE1, 0x2C, 0x4A, 0x86, 0x83, 0x34, 0x00,
0x4F, 0x24, 0x6F, 0xC2, 0x03, 0x40, 0x80, 0x00,
0xC0, 0xC1, 0x58, 0xF1, 0x00, 0xC4, 0x90, 0x3e,
0xD8, 0x3C, 0x7B, 0x10, 0x10
};
static void rtl8187se_three_wire_io(struct ieee80211_hw *dev, u8 *data,
u8 len, bool write)
{
struct rtl8180_priv *priv = dev->priv;
int i;
u8 tmp;
do {
for (i = 0; i < 5; i++) {
tmp = rtl818x_ioread8(priv, SW_3W_CMD1);
if (!(tmp & 0x3))
break;
udelay(10);
}
if (i == 5)
wiphy_err(dev->wiphy, PFX
"CmdReg: 0x%x RE/WE bits aren't clear\n", tmp);
tmp = rtl818x_ioread8(priv, &priv->map->rf_sw_config) | 0x02;
rtl818x_iowrite8(priv, &priv->map->rf_sw_config, tmp);
tmp = rtl818x_ioread8(priv, REG_ADDR1(0x84)) & 0xF7;
rtl818x_iowrite8(priv, REG_ADDR1(0x84), tmp);
if (write) {
if (len == 16) {
rtl818x_iowrite16(priv, SW_3W_DB0,
*(u16 *)data);
} else if (len == 64) {
rtl818x_iowrite32(priv, SW_3W_DB0_4,
*((u32 *)data));
rtl818x_iowrite32(priv, SW_3W_DB1_4,
*((u32 *)(data + 4)));
} else
wiphy_err(dev->wiphy, PFX
"Unimplemented length\n");
} else {
rtl818x_iowrite16(priv, SW_3W_DB0, *(u16 *)data);
}
if (write)
tmp = 2;
else
tmp = 1;
rtl818x_iowrite8(priv, SW_3W_CMD1, tmp);
for (i = 0; i < 5; i++) {
tmp = rtl818x_ioread8(priv, SW_3W_CMD1);
if (!(tmp & 0x3))
break;
udelay(10);
}
rtl818x_iowrite8(priv, SW_3W_CMD1, 0);
if (!write) {
*((u16 *)data) = rtl818x_ioread16(priv, SI_DATA_REG);
*((u16 *)data) &= 0x0FFF;
}
} while (0);
}
static u32 rtl8187se_rf_readreg(struct ieee80211_hw *dev, u8 addr)
{
u32 dataread = addr & 0x0F;
rtl8187se_three_wire_io(dev, (u8 *)&dataread, 16, 0);
return dataread;
}
static void rtl8187se_rf_writereg(struct ieee80211_hw *dev, u8 addr, u32 data)
{
u32 outdata = (data << 4) | (u32)(addr & 0x0F);
rtl8187se_three_wire_io(dev, (u8 *)&outdata, 16, 1);
}
static void rtl8225se_write_zebra_agc(struct ieee80211_hw *dev)
{
int i;
for (i = 0; i < 128; i++) {
rtl8225se_write_phy_ofdm(dev, 0xF, ZEBRA_AGC[i]);
rtl8225se_write_phy_ofdm(dev, 0xE, i+0x80);
rtl8225se_write_phy_ofdm(dev, 0xE, 0);
}
}
static void rtl8187se_write_ofdm_config(struct ieee80211_hw *dev)
{
/* write OFDM_CONFIG table */
int i;
for (i = 0; i < 60; i++)
rtl8225se_write_phy_ofdm(dev, i, OFDM_CONFIG[i]);
}
static void rtl8225sez2_rf_set_tx_power(struct ieee80211_hw *dev, int channel)
{
struct rtl8180_priv *priv = dev->priv;
u8 cck_power, ofdm_power;
cck_power = priv->channels[channel - 1].hw_value & 0xFF;
if (cck_power > 35)
cck_power = 35;
rtl818x_iowrite8(priv, &priv->map->TX_GAIN_CCK,
cck_ofdm_gain_settings[cck_power]);
usleep_range(1000, 5000);
ofdm_power = priv->channels[channel - 1].hw_value >> 8;
if (ofdm_power > 35)
ofdm_power = 35;
rtl818x_iowrite8(priv, &priv->map->TX_GAIN_OFDM,
cck_ofdm_gain_settings[ofdm_power]);
if (ofdm_power < 12) {
rtl8225se_write_phy_ofdm(dev, 7, 0x5C);
rtl8225se_write_phy_ofdm(dev, 9, 0x5C);
}
if (ofdm_power < 18) {
rtl8225se_write_phy_ofdm(dev, 7, 0x54);
rtl8225se_write_phy_ofdm(dev, 9, 0x54);
} else {
rtl8225se_write_phy_ofdm(dev, 7, 0x50);
rtl8225se_write_phy_ofdm(dev, 9, 0x50);
}
usleep_range(1000, 5000);
}
static void rtl8187se_write_rf_gain(struct ieee80211_hw *dev)
{
int i;
for (i = 0; i <= 36; i++) {
rtl8187se_rf_writereg(dev, 0x01, i); mdelay(1);
rtl8187se_rf_writereg(dev, 0x02, RF_GAIN_TABLE[i]); mdelay(1);
}
}
static void rtl8187se_write_initial_gain(struct ieee80211_hw *dev,
int init_gain)
{
switch (init_gain) {
default:
rtl8225se_write_phy_ofdm(dev, 0x17, 0x26); mdelay(1);
rtl8225se_write_phy_ofdm(dev, 0x24, 0x86); mdelay(1);
rtl8225se_write_phy_ofdm(dev, 0x05, 0xFA); mdelay(1);
break;
case 2:
rtl8225se_write_phy_ofdm(dev, 0x17, 0x36); mdelay(1);
rtl8225se_write_phy_ofdm(dev, 0x24, 0x86); mdelay(1);
rtl8225se_write_phy_ofdm(dev, 0x05, 0xFA); mdelay(1);
break;
case 3:
rtl8225se_write_phy_ofdm(dev, 0x17, 0x36); mdelay(1);
rtl8225se_write_phy_ofdm(dev, 0x24, 0x86); mdelay(1);
rtl8225se_write_phy_ofdm(dev, 0x05, 0xFB); mdelay(1);
break;
case 4:
rtl8225se_write_phy_ofdm(dev, 0x17, 0x46); mdelay(1);
rtl8225se_write_phy_ofdm(dev, 0x24, 0x86); mdelay(1);
rtl8225se_write_phy_ofdm(dev, 0x05, 0xFB); mdelay(1);
break;
case 5:
rtl8225se_write_phy_ofdm(dev, 0x17, 0x46); mdelay(1);
rtl8225se_write_phy_ofdm(dev, 0x24, 0x96); mdelay(1);
rtl8225se_write_phy_ofdm(dev, 0x05, 0xFB); mdelay(1);
break;
case 6:
rtl8225se_write_phy_ofdm(dev, 0x17, 0x56); mdelay(1);
rtl8225se_write_phy_ofdm(dev, 0x24, 0x96); mdelay(1);
rtl8225se_write_phy_ofdm(dev, 0x05, 0xFC); mdelay(1);
break;
case 7:
rtl8225se_write_phy_ofdm(dev, 0x17, 0x56); mdelay(1);
rtl8225se_write_phy_ofdm(dev, 0x24, 0xA6); mdelay(1);
rtl8225se_write_phy_ofdm(dev, 0x05, 0xFC); mdelay(1);
break;
case 8:
rtl8225se_write_phy_ofdm(dev, 0x17, 0x66); mdelay(1);
rtl8225se_write_phy_ofdm(dev, 0x24, 0xB6); mdelay(1);
rtl8225se_write_phy_ofdm(dev, 0x05, 0xFC); mdelay(1);
break;
}
}
void rtl8225se_rf_init(struct ieee80211_hw *dev)
{
struct rtl8180_priv *priv = dev->priv;
u32 rf23, rf24;
u8 d_cut = 0;
u8 tmp;
/* Page 1 */
rtl8187se_rf_writereg(dev, 0x00, 0x013F); mdelay(1);
rf23 = rtl8187se_rf_readreg(dev, 0x08); mdelay(1);
rf24 = rtl8187se_rf_readreg(dev, 0x09); mdelay(1);
if (rf23 == 0x0818 && rf24 == 0x070C)
d_cut = 1;
wiphy_info(dev->wiphy, "RTL8225-SE version %s\n",
d_cut ? "D" : "not-D");
/* Page 0: reg 0 - 15 */
rtl8187se_rf_writereg(dev, 0x00, 0x009F); mdelay(1);
rtl8187se_rf_writereg(dev, 0x01, 0x06E0); mdelay(1);
rtl8187se_rf_writereg(dev, 0x02, 0x004D); mdelay(1);
rtl8187se_rf_writereg(dev, 0x03, 0x07F1); mdelay(1);
rtl8187se_rf_writereg(dev, 0x04, 0x0975); mdelay(1);
rtl8187se_rf_writereg(dev, 0x05, 0x0C72); mdelay(1);
rtl8187se_rf_writereg(dev, 0x06, 0x0AE6); mdelay(1);
rtl8187se_rf_writereg(dev, 0x07, 0x00CA); mdelay(1);
rtl8187se_rf_writereg(dev, 0x08, 0x0E1C); mdelay(1);
rtl8187se_rf_writereg(dev, 0x09, 0x02F0); mdelay(1);
rtl8187se_rf_writereg(dev, 0x0A, 0x09D0); mdelay(1);
rtl8187se_rf_writereg(dev, 0x0B, 0x01BA); mdelay(1);
rtl8187se_rf_writereg(dev, 0x0C, 0x0640); mdelay(1);
rtl8187se_rf_writereg(dev, 0x0D, 0x08DF); mdelay(1);
rtl8187se_rf_writereg(dev, 0x0E, 0x0020); mdelay(1);
rtl8187se_rf_writereg(dev, 0x0F, 0x0990); mdelay(1);
/* page 1: reg 16-30 */
rtl8187se_rf_writereg(dev, 0x00, 0x013F); mdelay(1);
rtl8187se_rf_writereg(dev, 0x03, 0x0806); mdelay(1);
rtl8187se_rf_writereg(dev, 0x04, 0x03A7); mdelay(1);
rtl8187se_rf_writereg(dev, 0x05, 0x059B); mdelay(1);
rtl8187se_rf_writereg(dev, 0x06, 0x0081); mdelay(1);
rtl8187se_rf_writereg(dev, 0x07, 0x01A0); mdelay(1);
rtl8187se_rf_writereg(dev, 0x0A, 0x0001); mdelay(1);
rtl8187se_rf_writereg(dev, 0x0B, 0x0418); mdelay(1);
rtl8187se_rf_writereg(dev, 0x0C, 0x0FBE); mdelay(1);
rtl8187se_rf_writereg(dev, 0x0D, 0x0008); mdelay(1);
if (d_cut)
rtl8187se_rf_writereg(dev, 0x0E, 0x0807);
else
rtl8187se_rf_writereg(dev, 0x0E, 0x0806);
mdelay(1);
rtl8187se_rf_writereg(dev, 0x0F, 0x0ACC); mdelay(1);
rtl8187se_rf_writereg(dev, 0x00, 0x01D7); mdelay(1);
rtl8187se_rf_writereg(dev, 0x03, 0x0E00); mdelay(1);
rtl8187se_rf_writereg(dev, 0x04, 0x0E50); mdelay(1);
rtl8187se_write_rf_gain(dev);
rtl8187se_rf_writereg(dev, 0x05, 0x0203); mdelay(1);
rtl8187se_rf_writereg(dev, 0x06, 0x0200); mdelay(1);
rtl8187se_rf_writereg(dev, 0x00, 0x0137); mdelay(11);
rtl8187se_rf_writereg(dev, 0x0D, 0x0008); mdelay(11);
rtl8187se_rf_writereg(dev, 0x00, 0x0037); mdelay(11);
rtl8187se_rf_writereg(dev, 0x04, 0x0160); mdelay(11);
rtl8187se_rf_writereg(dev, 0x07, 0x0080); mdelay(11);
rtl8187se_rf_writereg(dev, 0x02, 0x088D); msleep(221);
rtl8187se_rf_writereg(dev, 0x00, 0x0137); mdelay(11);
rtl8187se_rf_writereg(dev, 0x07, 0x0000); mdelay(1);
rtl8187se_rf_writereg(dev, 0x07, 0x0180); mdelay(1);
rtl8187se_rf_writereg(dev, 0x07, 0x0220); mdelay(1);
rtl8187se_rf_writereg(dev, 0x07, 0x03E0); mdelay(1);
rtl8187se_rf_writereg(dev, 0x06, 0x00C1); mdelay(1);
rtl8187se_rf_writereg(dev, 0x0A, 0x0001); mdelay(1);
if (priv->xtal_cal) {
tmp = (priv->xtal_in << 4) | (priv->xtal_out << 1) |
(1 << 11) | (1 << 9);
rtl8187se_rf_writereg(dev, 0x0F, tmp);
wiphy_info(dev->wiphy, "Xtal cal\n");
mdelay(1);
} else {
wiphy_info(dev->wiphy, "NO Xtal cal\n");
rtl8187se_rf_writereg(dev, 0x0F, 0x0ACC);
mdelay(1);
}
/* page 0 */
rtl8187se_rf_writereg(dev, 0x00, 0x00BF); mdelay(1);
rtl8187se_rf_writereg(dev, 0x0D, 0x08DF); mdelay(1);
rtl8187se_rf_writereg(dev, 0x02, 0x004D); mdelay(1);
rtl8187se_rf_writereg(dev, 0x04, 0x0975); msleep(31);
rtl8187se_rf_writereg(dev, 0x00, 0x0197); mdelay(1);
rtl8187se_rf_writereg(dev, 0x05, 0x05AB); mdelay(1);
rtl8187se_rf_writereg(dev, 0x00, 0x009F); mdelay(1);
rtl8187se_rf_writereg(dev, 0x01, 0x0000); mdelay(1);
rtl8187se_rf_writereg(dev, 0x02, 0x0000); mdelay(1);
/* power save parameters */
/* TODO: move to dev.c */
rtl818x_iowrite8(priv, REG_ADDR1(0x024E),
rtl818x_ioread8(priv, REG_ADDR1(0x24E)) & 0x9F);
rtl8225se_write_phy_cck(dev, 0x00, 0xC8);
rtl8225se_write_phy_cck(dev, 0x06, 0x1C);
rtl8225se_write_phy_cck(dev, 0x10, 0x78);
rtl8225se_write_phy_cck(dev, 0x2E, 0xD0);
rtl8225se_write_phy_cck(dev, 0x2F, 0x06);
rtl8225se_write_phy_cck(dev, 0x01, 0x46);
/* power control */
rtl818x_iowrite8(priv, &priv->map->TX_GAIN_CCK, 0x10);
rtl818x_iowrite8(priv, &priv->map->TX_GAIN_OFDM, 0x1B);
rtl818x_iowrite8(priv, &priv->map->TX_ANTENNA, 0x03);
rtl8225se_write_phy_ofdm(dev, 0x00, 0x12);
rtl8225se_write_zebra_agc(dev);
rtl8225se_write_phy_ofdm(dev, 0x10, 0x00);
rtl8187se_write_ofdm_config(dev);
/* turn on RF */
rtl8187se_rf_writereg(dev, 0x00, 0x009F); udelay(500);
rtl8187se_rf_writereg(dev, 0x04, 0x0972); udelay(500);
/* turn on RF again */
rtl8187se_rf_writereg(dev, 0x00, 0x009F); udelay(500);
rtl8187se_rf_writereg(dev, 0x04, 0x0972); udelay(500);
/* turn on BB */
rtl8225se_write_phy_ofdm(dev, 0x10, 0x40);
rtl8225se_write_phy_ofdm(dev, 0x12, 0x40);
rtl8187se_write_initial_gain(dev, 4);
}
void rtl8225se_rf_stop(struct ieee80211_hw *dev)
{
/* checked for 8187se */
struct rtl8180_priv *priv = dev->priv;
/* turn off BB RXIQ matrix to cut off rx signal */
rtl8225se_write_phy_ofdm(dev, 0x10, 0x00);
rtl8225se_write_phy_ofdm(dev, 0x12, 0x00);
/* turn off RF */
rtl8187se_rf_writereg(dev, 0x04, 0x0000);
rtl8187se_rf_writereg(dev, 0x00, 0x0000);
usleep_range(1000, 5000);
/* turn off A/D and D/A */
rtl8180_set_anaparam(priv, RTL8225SE_ANAPARAM_OFF);
rtl8180_set_anaparam2(priv, RTL8225SE_ANAPARAM2_OFF);
}
void rtl8225se_rf_set_channel(struct ieee80211_hw *dev,
struct ieee80211_conf *conf)
{
int chan =
ieee80211_frequency_to_channel(conf->chandef.chan->center_freq);
rtl8225sez2_rf_set_tx_power(dev, chan);
rtl8187se_rf_writereg(dev, 0x7, rtl8225se_chan[chan - 1]);
if ((rtl8187se_rf_readreg(dev, 0x7) & 0x0F80) !=
rtl8225se_chan[chan - 1])
rtl8187se_rf_writereg(dev, 0x7, rtl8225se_chan[chan - 1]);
usleep_range(10000, 20000);
}
static const struct rtl818x_rf_ops rtl8225se_ops = {
.name = "rtl8225-se",
.init = rtl8225se_rf_init,
.stop = rtl8225se_rf_stop,
.set_chan = rtl8225se_rf_set_channel,
};
const struct rtl818x_rf_ops *rtl8187se_detect_rf(struct ieee80211_hw *dev)
{
return &rtl8225se_ops;
}
|
