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mm/zsmalloc: allocate exactly size of struct zs_pool
[linux/fpc-iii.git] / drivers / net / wireless / rt2x00 / rt2800lib.c
blob81ee481487cf8b648ea4640b5f2114919c99ccd2
1 /*
2 Copyright (C) 2010 Willow Garage <http://www.willowgarage.com>
3 Copyright (C) 2010 Ivo van Doorn <IvDoorn@gmail.com>
4 Copyright (C) 2009 Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
5 Copyright (C) 2009 Gertjan van Wingerde <gwingerde@gmail.com>
6
7 Based on the original rt2800pci.c and rt2800usb.c.
8 Copyright (C) 2009 Alban Browaeys <prahal@yahoo.com>
9 Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org>
10 Copyright (C) 2009 Luis Correia <luis.f.correia@gmail.com>
11 Copyright (C) 2009 Mattias Nissler <mattias.nissler@gmx.de>
12 Copyright (C) 2009 Mark Asselstine <asselsm@gmail.com>
13 Copyright (C) 2009 Xose Vazquez Perez <xose.vazquez@gmail.com>
14 <http://rt2x00.serialmonkey.com>
15
16 This program is free software; you can redistribute it and/or modify
17 it under the terms of the GNU General Public License as published by
18 the Free Software Foundation; either version 2 of the License, or
19 (at your option) any later version.
20
21 This program is distributed in the hope that it will be useful,
22 but WITHOUT ANY WARRANTY; without even the implied warranty of
23 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 GNU General Public License for more details.
25
26 You should have received a copy of the GNU General Public License
27 along with this program; if not, see <http://www.gnu.org/licenses/>.
28 */
29
30 /*
31 Module: rt2800lib
32 Abstract: rt2800 generic device routines.
33 */
34
35 #include <linux/crc-ccitt.h>
36 #include <linux/kernel.h>
37 #include <linux/module.h>
38 #include <linux/slab.h>
39
40 #include "rt2x00.h"
41 #include "rt2800lib.h"
42 #include "rt2800.h"
43
44 /*
45 * Register access.
46 * All access to the CSR registers will go through the methods
47 * rt2800_register_read and rt2800_register_write.
48 * BBP and RF register require indirect register access,
49 * and use the CSR registers BBPCSR and RFCSR to achieve this.
50 * These indirect registers work with busy bits,
51 * and we will try maximal REGISTER_BUSY_COUNT times to access
52 * the register while taking a REGISTER_BUSY_DELAY us delay
53 * between each attampt. When the busy bit is still set at that time,
54 * the access attempt is considered to have failed,
55 * and we will print an error.
56 * The _lock versions must be used if you already hold the csr_mutex
57 */
58 #define WAIT_FOR_BBP(__dev, __reg) \
59 rt2800_regbusy_read((__dev), BBP_CSR_CFG, BBP_CSR_CFG_BUSY, (__reg))
60 #define WAIT_FOR_RFCSR(__dev, __reg) \
61 rt2800_regbusy_read((__dev), RF_CSR_CFG, RF_CSR_CFG_BUSY, (__reg))
62 #define WAIT_FOR_RF(__dev, __reg) \
63 rt2800_regbusy_read((__dev), RF_CSR_CFG0, RF_CSR_CFG0_BUSY, (__reg))
64 #define WAIT_FOR_MCU(__dev, __reg) \
65 rt2800_regbusy_read((__dev), H2M_MAILBOX_CSR, \
66 H2M_MAILBOX_CSR_OWNER, (__reg))
67
68 static inline bool rt2800_is_305x_soc(struct rt2x00_dev *rt2x00dev)
69 {
70 /* check for rt2872 on SoC */
71 if (!rt2x00_is_soc(rt2x00dev) ||
72 !rt2x00_rt(rt2x00dev, RT2872))
73 return false;
74
75 /* we know for sure that these rf chipsets are used on rt305x boards */
76 if (rt2x00_rf(rt2x00dev, RF3020) ||
77 rt2x00_rf(rt2x00dev, RF3021) ||
78 rt2x00_rf(rt2x00dev, RF3022))
79 return true;
80
81 rt2x00_warn(rt2x00dev, "Unknown RF chipset on rt305x\n");
82 return false;
83 }
84
85 static void rt2800_bbp_write(struct rt2x00_dev *rt2x00dev,
86 const unsigned int word, const u8 value)
87 {
88 u32 reg;
89
90 mutex_lock(&rt2x00dev->csr_mutex);
91
92 /*
93 * Wait until the BBP becomes available, afterwards we
94 * can safely write the new data into the register.
95 */
96 if (WAIT_FOR_BBP(rt2x00dev, &reg)) {
97 reg = 0;
98 rt2x00_set_field32(&reg, BBP_CSR_CFG_VALUE, value);
99 rt2x00_set_field32(&reg, BBP_CSR_CFG_REGNUM, word);
100 rt2x00_set_field32(&reg, BBP_CSR_CFG_BUSY, 1);
101 rt2x00_set_field32(&reg, BBP_CSR_CFG_READ_CONTROL, 0);
102 rt2x00_set_field32(&reg, BBP_CSR_CFG_BBP_RW_MODE, 1);
103
104 rt2800_register_write_lock(rt2x00dev, BBP_CSR_CFG, reg);
105 }
106
107 mutex_unlock(&rt2x00dev->csr_mutex);
108 }
109
110 static void rt2800_bbp_read(struct rt2x00_dev *rt2x00dev,
111 const unsigned int word, u8 *value)
112 {
113 u32 reg;
114
115 mutex_lock(&rt2x00dev->csr_mutex);
116
117 /*
118 * Wait until the BBP becomes available, afterwards we
119 * can safely write the read request into the register.
120 * After the data has been written, we wait until hardware
121 * returns the correct value, if at any time the register
122 * doesn't become available in time, reg will be 0xffffffff
123 * which means we return 0xff to the caller.
124 */
125 if (WAIT_FOR_BBP(rt2x00dev, &reg)) {
126 reg = 0;
127 rt2x00_set_field32(&reg, BBP_CSR_CFG_REGNUM, word);
128 rt2x00_set_field32(&reg, BBP_CSR_CFG_BUSY, 1);
129 rt2x00_set_field32(&reg, BBP_CSR_CFG_READ_CONTROL, 1);
130 rt2x00_set_field32(&reg, BBP_CSR_CFG_BBP_RW_MODE, 1);
131
132 rt2800_register_write_lock(rt2x00dev, BBP_CSR_CFG, reg);
133
134 WAIT_FOR_BBP(rt2x00dev, &reg);
135 }
136
137 *value = rt2x00_get_field32(reg, BBP_CSR_CFG_VALUE);
138
139 mutex_unlock(&rt2x00dev->csr_mutex);
140 }
141
142 static void rt2800_rfcsr_write(struct rt2x00_dev *rt2x00dev,
143 const unsigned int word, const u8 value)
144 {
145 u32 reg;
146
147 mutex_lock(&rt2x00dev->csr_mutex);
148
149 /*
150 * Wait until the RFCSR becomes available, afterwards we
151 * can safely write the new data into the register.
152 */
153 if (WAIT_FOR_RFCSR(rt2x00dev, &reg)) {
154 reg = 0;
155 rt2x00_set_field32(&reg, RF_CSR_CFG_DATA, value);
156 rt2x00_set_field32(&reg, RF_CSR_CFG_REGNUM, word);
157 rt2x00_set_field32(&reg, RF_CSR_CFG_WRITE, 1);
158 rt2x00_set_field32(&reg, RF_CSR_CFG_BUSY, 1);
159
160 rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG, reg);
161 }
162
163 mutex_unlock(&rt2x00dev->csr_mutex);
164 }
165
166 static void rt2800_rfcsr_read(struct rt2x00_dev *rt2x00dev,
167 const unsigned int word, u8 *value)
168 {
169 u32 reg;
170
171 mutex_lock(&rt2x00dev->csr_mutex);
172
173 /*
174 * Wait until the RFCSR becomes available, afterwards we
175 * can safely write the read request into the register.
176 * After the data has been written, we wait until hardware
177 * returns the correct value, if at any time the register
178 * doesn't become available in time, reg will be 0xffffffff
179 * which means we return 0xff to the caller.
180 */
181 if (WAIT_FOR_RFCSR(rt2x00dev, &reg)) {
182 reg = 0;
183 rt2x00_set_field32(&reg, RF_CSR_CFG_REGNUM, word);
184 rt2x00_set_field32(&reg, RF_CSR_CFG_WRITE, 0);
185 rt2x00_set_field32(&reg, RF_CSR_CFG_BUSY, 1);
186
187 rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG, reg);
188
189 WAIT_FOR_RFCSR(rt2x00dev, &reg);
190 }
191
192 *value = rt2x00_get_field32(reg, RF_CSR_CFG_DATA);
193
194 mutex_unlock(&rt2x00dev->csr_mutex);
195 }
196
197 static void rt2800_rf_write(struct rt2x00_dev *rt2x00dev,
198 const unsigned int word, const u32 value)
199 {
200 u32 reg;
201
202 mutex_lock(&rt2x00dev->csr_mutex);
203
204 /*
205 * Wait until the RF becomes available, afterwards we
206 * can safely write the new data into the register.
207 */
208 if (WAIT_FOR_RF(rt2x00dev, &reg)) {
209 reg = 0;
210 rt2x00_set_field32(&reg, RF_CSR_CFG0_REG_VALUE_BW, value);
211 rt2x00_set_field32(&reg, RF_CSR_CFG0_STANDBYMODE, 0);
212 rt2x00_set_field32(&reg, RF_CSR_CFG0_SEL, 0);
213 rt2x00_set_field32(&reg, RF_CSR_CFG0_BUSY, 1);
214
215 rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG0, reg);
216 rt2x00_rf_write(rt2x00dev, word, value);
217 }
218
219 mutex_unlock(&rt2x00dev->csr_mutex);
220 }
221
222 static const unsigned int rt2800_eeprom_map[EEPROM_WORD_COUNT] = {
223 [EEPROM_CHIP_ID] = 0x0000,
224 [EEPROM_VERSION] = 0x0001,
225 [EEPROM_MAC_ADDR_0] = 0x0002,
226 [EEPROM_MAC_ADDR_1] = 0x0003,
227 [EEPROM_MAC_ADDR_2] = 0x0004,
228 [EEPROM_NIC_CONF0] = 0x001a,
229 [EEPROM_NIC_CONF1] = 0x001b,
230 [EEPROM_FREQ] = 0x001d,
231 [EEPROM_LED_AG_CONF] = 0x001e,
232 [EEPROM_LED_ACT_CONF] = 0x001f,
233 [EEPROM_LED_POLARITY] = 0x0020,
234 [EEPROM_NIC_CONF2] = 0x0021,
235 [EEPROM_LNA] = 0x0022,
236 [EEPROM_RSSI_BG] = 0x0023,
237 [EEPROM_RSSI_BG2] = 0x0024,
238 [EEPROM_TXMIXER_GAIN_BG] = 0x0024, /* overlaps with RSSI_BG2 */
239 [EEPROM_RSSI_A] = 0x0025,
240 [EEPROM_RSSI_A2] = 0x0026,
241 [EEPROM_TXMIXER_GAIN_A] = 0x0026, /* overlaps with RSSI_A2 */
242 [EEPROM_EIRP_MAX_TX_POWER] = 0x0027,
243 [EEPROM_TXPOWER_DELTA] = 0x0028,
244 [EEPROM_TXPOWER_BG1] = 0x0029,
245 [EEPROM_TXPOWER_BG2] = 0x0030,
246 [EEPROM_TSSI_BOUND_BG1] = 0x0037,
247 [EEPROM_TSSI_BOUND_BG2] = 0x0038,
248 [EEPROM_TSSI_BOUND_BG3] = 0x0039,
249 [EEPROM_TSSI_BOUND_BG4] = 0x003a,
250 [EEPROM_TSSI_BOUND_BG5] = 0x003b,
251 [EEPROM_TXPOWER_A1] = 0x003c,
252 [EEPROM_TXPOWER_A2] = 0x0053,
253 [EEPROM_TSSI_BOUND_A1] = 0x006a,
254 [EEPROM_TSSI_BOUND_A2] = 0x006b,
255 [EEPROM_TSSI_BOUND_A3] = 0x006c,
256 [EEPROM_TSSI_BOUND_A4] = 0x006d,
257 [EEPROM_TSSI_BOUND_A5] = 0x006e,
258 [EEPROM_TXPOWER_BYRATE] = 0x006f,
259 [EEPROM_BBP_START] = 0x0078,
260 };
261
262 static const unsigned int rt2800_eeprom_map_ext[EEPROM_WORD_COUNT] = {
263 [EEPROM_CHIP_ID] = 0x0000,
264 [EEPROM_VERSION] = 0x0001,
265 [EEPROM_MAC_ADDR_0] = 0x0002,
266 [EEPROM_MAC_ADDR_1] = 0x0003,
267 [EEPROM_MAC_ADDR_2] = 0x0004,
268 [EEPROM_NIC_CONF0] = 0x001a,
269 [EEPROM_NIC_CONF1] = 0x001b,
270 [EEPROM_NIC_CONF2] = 0x001c,
271 [EEPROM_EIRP_MAX_TX_POWER] = 0x0020,
272 [EEPROM_FREQ] = 0x0022,
273 [EEPROM_LED_AG_CONF] = 0x0023,
274 [EEPROM_LED_ACT_CONF] = 0x0024,
275 [EEPROM_LED_POLARITY] = 0x0025,
276 [EEPROM_LNA] = 0x0026,
277 [EEPROM_EXT_LNA2] = 0x0027,
278 [EEPROM_RSSI_BG] = 0x0028,
279 [EEPROM_RSSI_BG2] = 0x0029,
280 [EEPROM_RSSI_A] = 0x002a,
281 [EEPROM_RSSI_A2] = 0x002b,
282 [EEPROM_TXPOWER_BG1] = 0x0030,
283 [EEPROM_TXPOWER_BG2] = 0x0037,
284 [EEPROM_EXT_TXPOWER_BG3] = 0x003e,
285 [EEPROM_TSSI_BOUND_BG1] = 0x0045,
286 [EEPROM_TSSI_BOUND_BG2] = 0x0046,
287 [EEPROM_TSSI_BOUND_BG3] = 0x0047,
288 [EEPROM_TSSI_BOUND_BG4] = 0x0048,
289 [EEPROM_TSSI_BOUND_BG5] = 0x0049,
290 [EEPROM_TXPOWER_A1] = 0x004b,
291 [EEPROM_TXPOWER_A2] = 0x0065,
292 [EEPROM_EXT_TXPOWER_A3] = 0x007f,
293 [EEPROM_TSSI_BOUND_A1] = 0x009a,
294 [EEPROM_TSSI_BOUND_A2] = 0x009b,
295 [EEPROM_TSSI_BOUND_A3] = 0x009c,
296 [EEPROM_TSSI_BOUND_A4] = 0x009d,
297 [EEPROM_TSSI_BOUND_A5] = 0x009e,
298 [EEPROM_TXPOWER_BYRATE] = 0x00a0,
299 };
300
301 static unsigned int rt2800_eeprom_word_index(struct rt2x00_dev *rt2x00dev,
302 const enum rt2800_eeprom_word word)
303 {
304 const unsigned int *map;
305 unsigned int index;
306
307 if (WARN_ONCE(word >= EEPROM_WORD_COUNT,
308 "%s: invalid EEPROM word %d\n",
309 wiphy_name(rt2x00dev->hw->wiphy), word))
310 return 0;
311
312 if (rt2x00_rt(rt2x00dev, RT3593))
313 map = rt2800_eeprom_map_ext;
314 else
315 map = rt2800_eeprom_map;
316
317 index = map[word];
318
319 /* Index 0 is valid only for EEPROM_CHIP_ID.
320 * Otherwise it means that the offset of the
321 * given word is not initialized in the map,
322 * or that the field is not usable on the
323 * actual chipset.
324 */
325 WARN_ONCE(word != EEPROM_CHIP_ID && index == 0,
326 "%s: invalid access of EEPROM word %d\n",
327 wiphy_name(rt2x00dev->hw->wiphy), word);
328
329 return index;
330 }
331
332 static void *rt2800_eeprom_addr(struct rt2x00_dev *rt2x00dev,
333 const enum rt2800_eeprom_word word)
334 {
335 unsigned int index;
336
337 index = rt2800_eeprom_word_index(rt2x00dev, word);
338 return rt2x00_eeprom_addr(rt2x00dev, index);
339 }
340
341 static void rt2800_eeprom_read(struct rt2x00_dev *rt2x00dev,
342 const enum rt2800_eeprom_word word, u16 *data)
343 {
344 unsigned int index;
345
346 index = rt2800_eeprom_word_index(rt2x00dev, word);
347 rt2x00_eeprom_read(rt2x00dev, index, data);
348 }
349
350 static void rt2800_eeprom_write(struct rt2x00_dev *rt2x00dev,
351 const enum rt2800_eeprom_word word, u16 data)
352 {
353 unsigned int index;
354
355 index = rt2800_eeprom_word_index(rt2x00dev, word);
356 rt2x00_eeprom_write(rt2x00dev, index, data);
357 }
358
359 static void rt2800_eeprom_read_from_array(struct rt2x00_dev *rt2x00dev,
360 const enum rt2800_eeprom_word array,
361 unsigned int offset,
362 u16 *data)
363 {
364 unsigned int index;
365
366 index = rt2800_eeprom_word_index(rt2x00dev, array);
367 rt2x00_eeprom_read(rt2x00dev, index + offset, data);
368 }
369
370 static int rt2800_enable_wlan_rt3290(struct rt2x00_dev *rt2x00dev)
371 {
372 u32 reg;
373 int i, count;
374
375 rt2800_register_read(rt2x00dev, WLAN_FUN_CTRL, &reg);
376 if (rt2x00_get_field32(reg, WLAN_EN))
377 return 0;
378
379 rt2x00_set_field32(&reg, WLAN_GPIO_OUT_OE_BIT_ALL, 0xff);
380 rt2x00_set_field32(&reg, FRC_WL_ANT_SET, 1);
381 rt2x00_set_field32(&reg, WLAN_CLK_EN, 0);
382 rt2x00_set_field32(&reg, WLAN_EN, 1);
383 rt2800_register_write(rt2x00dev, WLAN_FUN_CTRL, reg);
384
385 udelay(REGISTER_BUSY_DELAY);
386
387 count = 0;
388 do {
389 /*
390 * Check PLL_LD & XTAL_RDY.
391 */
392 for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
393 rt2800_register_read(rt2x00dev, CMB_CTRL, &reg);
394 if (rt2x00_get_field32(reg, PLL_LD) &&
395 rt2x00_get_field32(reg, XTAL_RDY))
396 break;
397 udelay(REGISTER_BUSY_DELAY);
398 }
399
400 if (i >= REGISTER_BUSY_COUNT) {
401
402 if (count >= 10)
403 return -EIO;
404
405 rt2800_register_write(rt2x00dev, 0x58, 0x018);
406 udelay(REGISTER_BUSY_DELAY);
407 rt2800_register_write(rt2x00dev, 0x58, 0x418);
408 udelay(REGISTER_BUSY_DELAY);
409 rt2800_register_write(rt2x00dev, 0x58, 0x618);
410 udelay(REGISTER_BUSY_DELAY);
411 count++;
412 } else {
413 count = 0;
414 }
415
416 rt2800_register_read(rt2x00dev, WLAN_FUN_CTRL, &reg);
417 rt2x00_set_field32(&reg, PCIE_APP0_CLK_REQ, 0);
418 rt2x00_set_field32(&reg, WLAN_CLK_EN, 1);
419 rt2x00_set_field32(&reg, WLAN_RESET, 1);
420 rt2800_register_write(rt2x00dev, WLAN_FUN_CTRL, reg);
421 udelay(10);
422 rt2x00_set_field32(&reg, WLAN_RESET, 0);
423 rt2800_register_write(rt2x00dev, WLAN_FUN_CTRL, reg);
424 udelay(10);
425 rt2800_register_write(rt2x00dev, INT_SOURCE_CSR, 0x7fffffff);
426 } while (count != 0);
427
428 return 0;
429 }
430
431 void rt2800_mcu_request(struct rt2x00_dev *rt2x00dev,
432 const u8 command, const u8 token,
433 const u8 arg0, const u8 arg1)
434 {
435 u32 reg;
436
437 /*
438 * SOC devices don't support MCU requests.
439 */
440 if (rt2x00_is_soc(rt2x00dev))
441 return;
442
443 mutex_lock(&rt2x00dev->csr_mutex);
444
445 /*
446 * Wait until the MCU becomes available, afterwards we
447 * can safely write the new data into the register.
448 */
449 if (WAIT_FOR_MCU(rt2x00dev, &reg)) {
450 rt2x00_set_field32(&reg, H2M_MAILBOX_CSR_OWNER, 1);
451 rt2x00_set_field32(&reg, H2M_MAILBOX_CSR_CMD_TOKEN, token);
452 rt2x00_set_field32(&reg, H2M_MAILBOX_CSR_ARG0, arg0);
453 rt2x00_set_field32(&reg, H2M_MAILBOX_CSR_ARG1, arg1);
454 rt2800_register_write_lock(rt2x00dev, H2M_MAILBOX_CSR, reg);
455
456 reg = 0;
457 rt2x00_set_field32(&reg, HOST_CMD_CSR_HOST_COMMAND, command);
458 rt2800_register_write_lock(rt2x00dev, HOST_CMD_CSR, reg);
459 }
460
461 mutex_unlock(&rt2x00dev->csr_mutex);
462 }
463 EXPORT_SYMBOL_GPL(rt2800_mcu_request);
464
465 int rt2800_wait_csr_ready(struct rt2x00_dev *rt2x00dev)
466 {
467 unsigned int i = 0;
468 u32 reg;
469
470 for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
471 rt2800_register_read(rt2x00dev, MAC_CSR0, &reg);
472 if (reg && reg != ~0)
473 return 0;
474 msleep(1);
475 }
476
477 rt2x00_err(rt2x00dev, "Unstable hardware\n");
478 return -EBUSY;
479 }
480 EXPORT_SYMBOL_GPL(rt2800_wait_csr_ready);
481
482 int rt2800_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev)
483 {
484 unsigned int i;
485 u32 reg;
486
487 /*
488 * Some devices are really slow to respond here. Wait a whole second
489 * before timing out.
490 */
491 for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
492 rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
493 if (!rt2x00_get_field32(reg, WPDMA_GLO_CFG_TX_DMA_BUSY) &&
494 !rt2x00_get_field32(reg, WPDMA_GLO_CFG_RX_DMA_BUSY))
495 return 0;
496
497 msleep(10);
498 }
499
500 rt2x00_err(rt2x00dev, "WPDMA TX/RX busy [0x%08x]\n", reg);
501 return -EACCES;
502 }
503 EXPORT_SYMBOL_GPL(rt2800_wait_wpdma_ready);
504
505 void rt2800_disable_wpdma(struct rt2x00_dev *rt2x00dev)
506 {
507 u32 reg;
508
509 rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
510 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0);
511 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_DMA_BUSY, 0);
512 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0);
513 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_RX_DMA_BUSY, 0);
514 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1);
515 rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg);
516 }
517 EXPORT_SYMBOL_GPL(rt2800_disable_wpdma);
518
519 void rt2800_get_txwi_rxwi_size(struct rt2x00_dev *rt2x00dev,
520 unsigned short *txwi_size,
521 unsigned short *rxwi_size)
522 {
523 switch (rt2x00dev->chip.rt) {
524 case RT3593:
525 *txwi_size = TXWI_DESC_SIZE_4WORDS;
526 *rxwi_size = RXWI_DESC_SIZE_5WORDS;
527 break;
528
529 case RT5592:
530 *txwi_size = TXWI_DESC_SIZE_5WORDS;
531 *rxwi_size = RXWI_DESC_SIZE_6WORDS;
532 break;
533
534 default:
535 *txwi_size = TXWI_DESC_SIZE_4WORDS;
536 *rxwi_size = RXWI_DESC_SIZE_4WORDS;
537 break;
538 }
539 }
540 EXPORT_SYMBOL_GPL(rt2800_get_txwi_rxwi_size);
541
542 static bool rt2800_check_firmware_crc(const u8 *data, const size_t len)
543 {
544 u16 fw_crc;
545 u16 crc;
546
547 /*
548 * The last 2 bytes in the firmware array are the crc checksum itself,
549 * this means that we should never pass those 2 bytes to the crc
550 * algorithm.
551 */
552 fw_crc = (data[len - 2] << 8 | data[len - 1]);
553
554 /*
555 * Use the crc ccitt algorithm.
556 * This will return the same value as the legacy driver which
557 * used bit ordering reversion on the both the firmware bytes
558 * before input input as well as on the final output.
559 * Obviously using crc ccitt directly is much more efficient.
560 */
561 crc = crc_ccitt(~0, data, len - 2);
562
563 /*
564 * There is a small difference between the crc-itu-t + bitrev and
565 * the crc-ccitt crc calculation. In the latter method the 2 bytes
566 * will be swapped, use swab16 to convert the crc to the correct
567 * value.
568 */
569 crc = swab16(crc);
570
571 return fw_crc == crc;
572 }
573
574 int rt2800_check_firmware(struct rt2x00_dev *rt2x00dev,
575 const u8 *data, const size_t len)
576 {
577 size_t offset = 0;
578 size_t fw_len;
579 bool multiple;
580
581 /*
582 * PCI(e) & SOC devices require firmware with a length
583 * of 8kb. USB devices require firmware files with a length
584 * of 4kb. Certain USB chipsets however require different firmware,
585 * which Ralink only provides attached to the original firmware
586 * file. Thus for USB devices, firmware files have a length
587 * which is a multiple of 4kb. The firmware for rt3290 chip also
588 * have a length which is a multiple of 4kb.
589 */
590 if (rt2x00_is_usb(rt2x00dev) || rt2x00_rt(rt2x00dev, RT3290))
591 fw_len = 4096;
592 else
593 fw_len = 8192;
594
595 multiple = true;
596 /*
597 * Validate the firmware length
598 */
599 if (len != fw_len && (!multiple || (len % fw_len) != 0))
600 return FW_BAD_LENGTH;
601
602 /*
603 * Check if the chipset requires one of the upper parts
604 * of the firmware.
605 */
606 if (rt2x00_is_usb(rt2x00dev) &&
607 !rt2x00_rt(rt2x00dev, RT2860) &&
608 !rt2x00_rt(rt2x00dev, RT2872) &&
609 !rt2x00_rt(rt2x00dev, RT3070) &&
610 ((len / fw_len) == 1))
611 return FW_BAD_VERSION;
612
613 /*
614 * 8kb firmware files must be checked as if it were
615 * 2 separate firmware files.
616 */
617 while (offset < len) {
618 if (!rt2800_check_firmware_crc(data + offset, fw_len))
619 return FW_BAD_CRC;
620
621 offset += fw_len;
622 }
623
624 return FW_OK;
625 }
626 EXPORT_SYMBOL_GPL(rt2800_check_firmware);
627
628 int rt2800_load_firmware(struct rt2x00_dev *rt2x00dev,
629 const u8 *data, const size_t len)
630 {
631 unsigned int i;
632 u32 reg;
633 int retval;
634
635 if (rt2x00_rt(rt2x00dev, RT3290)) {
636 retval = rt2800_enable_wlan_rt3290(rt2x00dev);
637 if (retval)
638 return -EBUSY;
639 }
640
641 /*
642 * If driver doesn't wake up firmware here,
643 * rt2800_load_firmware will hang forever when interface is up again.
644 */
645 rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, 0x00000000);
646
647 /*
648 * Wait for stable hardware.
649 */
650 if (rt2800_wait_csr_ready(rt2x00dev))
651 return -EBUSY;
652
653 if (rt2x00_is_pci(rt2x00dev)) {
654 if (rt2x00_rt(rt2x00dev, RT3290) ||
655 rt2x00_rt(rt2x00dev, RT3572) ||
656 rt2x00_rt(rt2x00dev, RT5390) ||
657 rt2x00_rt(rt2x00dev, RT5392)) {
658 rt2800_register_read(rt2x00dev, AUX_CTRL, &reg);
659 rt2x00_set_field32(&reg, AUX_CTRL_FORCE_PCIE_CLK, 1);
660 rt2x00_set_field32(&reg, AUX_CTRL_WAKE_PCIE_EN, 1);
661 rt2800_register_write(rt2x00dev, AUX_CTRL, reg);
662 }
663 rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000002);
664 }
665
666 rt2800_disable_wpdma(rt2x00dev);
667
668 /*
669 * Write firmware to the device.
670 */
671 rt2800_drv_write_firmware(rt2x00dev, data, len);
672
673 /*
674 * Wait for device to stabilize.
675 */
676 for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
677 rt2800_register_read(rt2x00dev, PBF_SYS_CTRL, &reg);
678 if (rt2x00_get_field32(reg, PBF_SYS_CTRL_READY))
679 break;
680 msleep(1);
681 }
682
683 if (i == REGISTER_BUSY_COUNT) {
684 rt2x00_err(rt2x00dev, "PBF system register not ready\n");
685 return -EBUSY;
686 }
687
688 /*
689 * Disable DMA, will be reenabled later when enabling
690 * the radio.
691 */
692 rt2800_disable_wpdma(rt2x00dev);
693
694 /*
695 * Initialize firmware.
696 */
697 rt2800_register_write(rt2x00dev, H2M_BBP_AGENT, 0);
698 rt2800_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0);
699 if (rt2x00_is_usb(rt2x00dev)) {
700 rt2800_register_write(rt2x00dev, H2M_INT_SRC, 0);
701 rt2800_mcu_request(rt2x00dev, MCU_BOOT_SIGNAL, 0, 0, 0);
702 }
703 msleep(1);
704
705 return 0;
706 }
707 EXPORT_SYMBOL_GPL(rt2800_load_firmware);
708
709 void rt2800_write_tx_data(struct queue_entry *entry,
710 struct txentry_desc *txdesc)
711 {
712 __le32 *txwi = rt2800_drv_get_txwi(entry);
713 u32 word;
714 int i;
715
716 /*
717 * Initialize TX Info descriptor
718 */
719 rt2x00_desc_read(txwi, 0, &word);
720 rt2x00_set_field32(&word, TXWI_W0_FRAG,
721 test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags));
722 rt2x00_set_field32(&word, TXWI_W0_MIMO_PS,
723 test_bit(ENTRY_TXD_HT_MIMO_PS, &txdesc->flags));
724 rt2x00_set_field32(&word, TXWI_W0_CF_ACK, 0);
725 rt2x00_set_field32(&word, TXWI_W0_TS,
726 test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags));
727 rt2x00_set_field32(&word, TXWI_W0_AMPDU,
728 test_bit(ENTRY_TXD_HT_AMPDU, &txdesc->flags));
729 rt2x00_set_field32(&word, TXWI_W0_MPDU_DENSITY,
730 txdesc->u.ht.mpdu_density);
731 rt2x00_set_field32(&word, TXWI_W0_TX_OP, txdesc->u.ht.txop);
732 rt2x00_set_field32(&word, TXWI_W0_MCS, txdesc->u.ht.mcs);
733 rt2x00_set_field32(&word, TXWI_W0_BW,
734 test_bit(ENTRY_TXD_HT_BW_40, &txdesc->flags));
735 rt2x00_set_field32(&word, TXWI_W0_SHORT_GI,
736 test_bit(ENTRY_TXD_HT_SHORT_GI, &txdesc->flags));
737 rt2x00_set_field32(&word, TXWI_W0_STBC, txdesc->u.ht.stbc);
738 rt2x00_set_field32(&word, TXWI_W0_PHYMODE, txdesc->rate_mode);
739 rt2x00_desc_write(txwi, 0, word);
740
741 rt2x00_desc_read(txwi, 1, &word);
742 rt2x00_set_field32(&word, TXWI_W1_ACK,
743 test_bit(ENTRY_TXD_ACK, &txdesc->flags));
744 rt2x00_set_field32(&word, TXWI_W1_NSEQ,
745 test_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags));
746 rt2x00_set_field32(&word, TXWI_W1_BW_WIN_SIZE, txdesc->u.ht.ba_size);
747 rt2x00_set_field32(&word, TXWI_W1_WIRELESS_CLI_ID,
748 test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags) ?
749 txdesc->key_idx : txdesc->u.ht.wcid);
750 rt2x00_set_field32(&word, TXWI_W1_MPDU_TOTAL_BYTE_COUNT,
751 txdesc->length);
752 rt2x00_set_field32(&word, TXWI_W1_PACKETID_QUEUE, entry->queue->qid);
753 rt2x00_set_field32(&word, TXWI_W1_PACKETID_ENTRY, (entry->entry_idx % 3) + 1);
754 rt2x00_desc_write(txwi, 1, word);
755
756 /*
757 * Always write 0 to IV/EIV fields (word 2 and 3), hardware will insert
758 * the IV from the IVEIV register when TXD_W3_WIV is set to 0.
759 * When TXD_W3_WIV is set to 1 it will use the IV data
760 * from the descriptor. The TXWI_W1_WIRELESS_CLI_ID indicates which
761 * crypto entry in the registers should be used to encrypt the frame.
762 *
763 * Nulify all remaining words as well, we don't know how to program them.
764 */
765 for (i = 2; i < entry->queue->winfo_size / sizeof(__le32); i++)
766 _rt2x00_desc_write(txwi, i, 0);
767 }
768 EXPORT_SYMBOL_GPL(rt2800_write_tx_data);
769
770 static int rt2800_agc_to_rssi(struct rt2x00_dev *rt2x00dev, u32 rxwi_w2)
771 {
772 s8 rssi0 = rt2x00_get_field32(rxwi_w2, RXWI_W2_RSSI0);
773 s8 rssi1 = rt2x00_get_field32(rxwi_w2, RXWI_W2_RSSI1);
774 s8 rssi2 = rt2x00_get_field32(rxwi_w2, RXWI_W2_RSSI2);
775 u16 eeprom;
776 u8 offset0;
777 u8 offset1;
778 u8 offset2;
779
780 if (rt2x00dev->curr_band == IEEE80211_BAND_2GHZ) {
781 rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_BG, &eeprom);
782 offset0 = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG_OFFSET0);
783 offset1 = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG_OFFSET1);
784 rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2, &eeprom);
785 offset2 = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG2_OFFSET2);
786 } else {
787 rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_A, &eeprom);
788 offset0 = rt2x00_get_field16(eeprom, EEPROM_RSSI_A_OFFSET0);
789 offset1 = rt2x00_get_field16(eeprom, EEPROM_RSSI_A_OFFSET1);
790 rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_A2, &eeprom);
791 offset2 = rt2x00_get_field16(eeprom, EEPROM_RSSI_A2_OFFSET2);
792 }
793
794 /*
795 * Convert the value from the descriptor into the RSSI value
796 * If the value in the descriptor is 0, it is considered invalid
797 * and the default (extremely low) rssi value is assumed
798 */
799 rssi0 = (rssi0) ? (-12 - offset0 - rt2x00dev->lna_gain - rssi0) : -128;
800 rssi1 = (rssi1) ? (-12 - offset1 - rt2x00dev->lna_gain - rssi1) : -128;
801 rssi2 = (rssi2) ? (-12 - offset2 - rt2x00dev->lna_gain - rssi2) : -128;
802
803 /*
804 * mac80211 only accepts a single RSSI value. Calculating the
805 * average doesn't deliver a fair answer either since -60:-60 would
806 * be considered equally good as -50:-70 while the second is the one
807 * which gives less energy...
808 */
809 rssi0 = max(rssi0, rssi1);
810 return (int)max(rssi0, rssi2);
811 }
812
813 void rt2800_process_rxwi(struct queue_entry *entry,
814 struct rxdone_entry_desc *rxdesc)
815 {
816 __le32 *rxwi = (__le32 *) entry->skb->data;
817 u32 word;
818
819 rt2x00_desc_read(rxwi, 0, &word);
820
821 rxdesc->cipher = rt2x00_get_field32(word, RXWI_W0_UDF);
822 rxdesc->size = rt2x00_get_field32(word, RXWI_W0_MPDU_TOTAL_BYTE_COUNT);
823
824 rt2x00_desc_read(rxwi, 1, &word);
825
826 if (rt2x00_get_field32(word, RXWI_W1_SHORT_GI))
827 rxdesc->flags |= RX_FLAG_SHORT_GI;
828
829 if (rt2x00_get_field32(word, RXWI_W1_BW))
830 rxdesc->flags |= RX_FLAG_40MHZ;
831
832 /*
833 * Detect RX rate, always use MCS as signal type.
834 */
835 rxdesc->dev_flags |= RXDONE_SIGNAL_MCS;
836 rxdesc->signal = rt2x00_get_field32(word, RXWI_W1_MCS);
837 rxdesc->rate_mode = rt2x00_get_field32(word, RXWI_W1_PHYMODE);
838
839 /*
840 * Mask of 0x8 bit to remove the short preamble flag.
841 */
842 if (rxdesc->rate_mode == RATE_MODE_CCK)
843 rxdesc->signal &= ~0x8;
844
845 rt2x00_desc_read(rxwi, 2, &word);
846
847 /*
848 * Convert descriptor AGC value to RSSI value.
849 */
850 rxdesc->rssi = rt2800_agc_to_rssi(entry->queue->rt2x00dev, word);
851 /*
852 * Remove RXWI descriptor from start of the buffer.
853 */
854 skb_pull(entry->skb, entry->queue->winfo_size);
855 }
856 EXPORT_SYMBOL_GPL(rt2800_process_rxwi);
857
858 void rt2800_txdone_entry(struct queue_entry *entry, u32 status, __le32 *txwi)
859 {
860 struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
861 struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
862 struct txdone_entry_desc txdesc;
863 u32 word;
864 u16 mcs, real_mcs;
865 int aggr, ampdu;
866
867 /*
868 * Obtain the status about this packet.
869 */
870 txdesc.flags = 0;
871 rt2x00_desc_read(txwi, 0, &word);
872
873 mcs = rt2x00_get_field32(word, TXWI_W0_MCS);
874 ampdu = rt2x00_get_field32(word, TXWI_W0_AMPDU);
875
876 real_mcs = rt2x00_get_field32(status, TX_STA_FIFO_MCS);
877 aggr = rt2x00_get_field32(status, TX_STA_FIFO_TX_AGGRE);
878
879 /*
880 * If a frame was meant to be sent as a single non-aggregated MPDU
881 * but ended up in an aggregate the used tx rate doesn't correlate
882 * with the one specified in the TXWI as the whole aggregate is sent
883 * with the same rate.
884 *
885 * For example: two frames are sent to rt2x00, the first one sets
886 * AMPDU=1 and requests MCS7 whereas the second frame sets AMDPU=0
887 * and requests MCS15. If the hw aggregates both frames into one
888 * AMDPU the tx status for both frames will contain MCS7 although
889 * the frame was sent successfully.
890 *
891 * Hence, replace the requested rate with the real tx rate to not
892 * confuse the rate control algortihm by providing clearly wrong
893 * data.
894 */
895 if (unlikely(aggr == 1 && ampdu == 0 && real_mcs != mcs)) {
896 skbdesc->tx_rate_idx = real_mcs;
897 mcs = real_mcs;
898 }
899
900 if (aggr == 1 || ampdu == 1)
901 __set_bit(TXDONE_AMPDU, &txdesc.flags);
902
903 /*
904 * Ralink has a retry mechanism using a global fallback
905 * table. We setup this fallback table to try the immediate
906 * lower rate for all rates. In the TX_STA_FIFO, the MCS field
907 * always contains the MCS used for the last transmission, be
908 * it successful or not.
909 */
910 if (rt2x00_get_field32(status, TX_STA_FIFO_TX_SUCCESS)) {
911 /*
912 * Transmission succeeded. The number of retries is
913 * mcs - real_mcs
914 */
915 __set_bit(TXDONE_SUCCESS, &txdesc.flags);
916 txdesc.retry = ((mcs > real_mcs) ? mcs - real_mcs : 0);
917 } else {
918 /*
919 * Transmission failed. The number of retries is
920 * always 7 in this case (for a total number of 8
921 * frames sent).
922 */
923 __set_bit(TXDONE_FAILURE, &txdesc.flags);
924 txdesc.retry = rt2x00dev->long_retry;
925 }
926
927 /*
928 * the frame was retried at least once
929 * -> hw used fallback rates
930 */
931 if (txdesc.retry)
932 __set_bit(TXDONE_FALLBACK, &txdesc.flags);
933
934 rt2x00lib_txdone(entry, &txdesc);
935 }
936 EXPORT_SYMBOL_GPL(rt2800_txdone_entry);
937
938 static unsigned int rt2800_hw_beacon_base(struct rt2x00_dev *rt2x00dev,
939 unsigned int index)
940 {
941 return HW_BEACON_BASE(index);
942 }
943
944 static inline u8 rt2800_get_beacon_offset(struct rt2x00_dev *rt2x00dev,
945 unsigned int index)
946 {
947 return BEACON_BASE_TO_OFFSET(rt2800_hw_beacon_base(rt2x00dev, index));
948 }
949
950 static void rt2800_update_beacons_setup(struct rt2x00_dev *rt2x00dev)
951 {
952 struct data_queue *queue = rt2x00dev->bcn;
953 struct queue_entry *entry;
954 int i, bcn_num = 0;
955 u64 off, reg = 0;
956 u32 bssid_dw1;
957
958 /*
959 * Setup offsets of all active beacons in BCN_OFFSET{0,1} registers.
960 */
961 for (i = 0; i < queue->limit; i++) {
962 entry = &queue->entries[i];
963 if (!test_bit(ENTRY_BCN_ENABLED, &entry->flags))
964 continue;
965 off = rt2800_get_beacon_offset(rt2x00dev, entry->entry_idx);
966 reg |= off << (8 * bcn_num);
967 bcn_num++;
968 }
969
970 WARN_ON_ONCE(bcn_num != rt2x00dev->intf_beaconing);
971
972 rt2800_register_write(rt2x00dev, BCN_OFFSET0, (u32) reg);
973 rt2800_register_write(rt2x00dev, BCN_OFFSET1, (u32) (reg >> 32));
974
975 /*
976 * H/W sends up to MAC_BSSID_DW1_BSS_BCN_NUM + 1 consecutive beacons.
977 */
978 rt2800_register_read(rt2x00dev, MAC_BSSID_DW1, &bssid_dw1);
979 rt2x00_set_field32(&bssid_dw1, MAC_BSSID_DW1_BSS_BCN_NUM,
980 bcn_num > 0 ? bcn_num - 1 : 0);
981 rt2800_register_write(rt2x00dev, MAC_BSSID_DW1, bssid_dw1);
982 }
983
984 void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc)
985 {
986 struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
987 struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
988 unsigned int beacon_base;
989 unsigned int padding_len;
990 u32 orig_reg, reg;
991 const int txwi_desc_size = entry->queue->winfo_size;
992
993 /*
994 * Disable beaconing while we are reloading the beacon data,
995 * otherwise we might be sending out invalid data.
996 */
997 rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
998 orig_reg = reg;
999 rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 0);
1000 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
1001
1002 /*
1003 * Add space for the TXWI in front of the skb.
1004 */
1005 memset(skb_push(entry->skb, txwi_desc_size), 0, txwi_desc_size);
1006
1007 /*
1008 * Register descriptor details in skb frame descriptor.
1009 */
1010 skbdesc->flags |= SKBDESC_DESC_IN_SKB;
1011 skbdesc->desc = entry->skb->data;
1012 skbdesc->desc_len = txwi_desc_size;
1013
1014 /*
1015 * Add the TXWI for the beacon to the skb.
1016 */
1017 rt2800_write_tx_data(entry, txdesc);
1018
1019 /*
1020 * Dump beacon to userspace through debugfs.
1021 */
1022 rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry->skb);
1023
1024 /*
1025 * Write entire beacon with TXWI and padding to register.
1026 */
1027 padding_len = roundup(entry->skb->len, 4) - entry->skb->len;
1028 if (padding_len && skb_pad(entry->skb, padding_len)) {
1029 rt2x00_err(rt2x00dev, "Failure padding beacon, aborting\n");
1030 /* skb freed by skb_pad() on failure */
1031 entry->skb = NULL;
1032 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, orig_reg);
1033 return;
1034 }
1035
1036 beacon_base = rt2800_hw_beacon_base(rt2x00dev, entry->entry_idx);
1037
1038 rt2800_register_multiwrite(rt2x00dev, beacon_base, entry->skb->data,
1039 entry->skb->len + padding_len);
1040 __set_bit(ENTRY_BCN_ENABLED, &entry->flags);
1041
1042 /*
1043 * Change global beacons settings.
1044 */
1045 rt2800_update_beacons_setup(rt2x00dev);
1046
1047 /*
1048 * Restore beaconing state.
1049 */
1050 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, orig_reg);
1051
1052 /*
1053 * Clean up beacon skb.
1054 */
1055 dev_kfree_skb_any(entry->skb);
1056 entry->skb = NULL;
1057 }
1058 EXPORT_SYMBOL_GPL(rt2800_write_beacon);
1059
1060 static inline void rt2800_clear_beacon_register(struct rt2x00_dev *rt2x00dev,
1061 unsigned int index)
1062 {
1063 int i;
1064 const int txwi_desc_size = rt2x00dev->bcn->winfo_size;
1065 unsigned int beacon_base;
1066
1067 beacon_base = rt2800_hw_beacon_base(rt2x00dev, index);
1068
1069 /*
1070 * For the Beacon base registers we only need to clear
1071 * the whole TXWI which (when set to 0) will invalidate
1072 * the entire beacon.
1073 */
1074 for (i = 0; i < txwi_desc_size; i += sizeof(__le32))
1075 rt2800_register_write(rt2x00dev, beacon_base + i, 0);
1076 }
1077
1078 void rt2800_clear_beacon(struct queue_entry *entry)
1079 {
1080 struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
1081 u32 orig_reg, reg;
1082
1083 /*
1084 * Disable beaconing while we are reloading the beacon data,
1085 * otherwise we might be sending out invalid data.
1086 */
1087 rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &orig_reg);
1088 reg = orig_reg;
1089 rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 0);
1090 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
1091
1092 /*
1093 * Clear beacon.
1094 */
1095 rt2800_clear_beacon_register(rt2x00dev, entry->entry_idx);
1096 __clear_bit(ENTRY_BCN_ENABLED, &entry->flags);
1097
1098 /*
1099 * Change global beacons settings.
1100 */
1101 rt2800_update_beacons_setup(rt2x00dev);
1102 /*
1103 * Restore beaconing state.
1104 */
1105 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, orig_reg);
1106 }
1107 EXPORT_SYMBOL_GPL(rt2800_clear_beacon);
1108
1109 #ifdef CONFIG_RT2X00_LIB_DEBUGFS
1110 const struct rt2x00debug rt2800_rt2x00debug = {
1111 .owner = THIS_MODULE,
1112 .csr = {
1113 .read = rt2800_register_read,
1114 .write = rt2800_register_write,
1115 .flags = RT2X00DEBUGFS_OFFSET,
1116 .word_base = CSR_REG_BASE,
1117 .word_size = sizeof(u32),
1118 .word_count = CSR_REG_SIZE / sizeof(u32),
1119 },
1120 .eeprom = {
1121 /* NOTE: The local EEPROM access functions can't
1122 * be used here, use the generic versions instead.
1123 */
1124 .read = rt2x00_eeprom_read,
1125 .write = rt2x00_eeprom_write,
1126 .word_base = EEPROM_BASE,
1127 .word_size = sizeof(u16),
1128 .word_count = EEPROM_SIZE / sizeof(u16),
1129 },
1130 .bbp = {
1131 .read = rt2800_bbp_read,
1132 .write = rt2800_bbp_write,
1133 .word_base = BBP_BASE,
1134 .word_size = sizeof(u8),
1135 .word_count = BBP_SIZE / sizeof(u8),
1136 },
1137 .rf = {
1138 .read = rt2x00_rf_read,
1139 .write = rt2800_rf_write,
1140 .word_base = RF_BASE,
1141 .word_size = sizeof(u32),
1142 .word_count = RF_SIZE / sizeof(u32),
1143 },
1144 .rfcsr = {
1145 .read = rt2800_rfcsr_read,
1146 .write = rt2800_rfcsr_write,
1147 .word_base = RFCSR_BASE,
1148 .word_size = sizeof(u8),
1149 .word_count = RFCSR_SIZE / sizeof(u8),
1150 },
1151 };
1152 EXPORT_SYMBOL_GPL(rt2800_rt2x00debug);
1153 #endif /* CONFIG_RT2X00_LIB_DEBUGFS */
1154
1155 int rt2800_rfkill_poll(struct rt2x00_dev *rt2x00dev)
1156 {
1157 u32 reg;
1158
1159 if (rt2x00_rt(rt2x00dev, RT3290)) {
1160 rt2800_register_read(rt2x00dev, WLAN_FUN_CTRL, &reg);
1161 return rt2x00_get_field32(reg, WLAN_GPIO_IN_BIT0);
1162 } else {
1163 rt2800_register_read(rt2x00dev, GPIO_CTRL, &reg);
1164 return rt2x00_get_field32(reg, GPIO_CTRL_VAL2);
1165 }
1166 }
1167 EXPORT_SYMBOL_GPL(rt2800_rfkill_poll);
1168
1169 #ifdef CONFIG_RT2X00_LIB_LEDS
1170 static void rt2800_brightness_set(struct led_classdev *led_cdev,
1171 enum led_brightness brightness)
1172 {
1173 struct rt2x00_led *led =
1174 container_of(led_cdev, struct rt2x00_led, led_dev);
1175 unsigned int enabled = brightness != LED_OFF;
1176 unsigned int bg_mode =
1177 (enabled && led->rt2x00dev->curr_band == IEEE80211_BAND_2GHZ);
1178 unsigned int polarity =
1179 rt2x00_get_field16(led->rt2x00dev->led_mcu_reg,
1180 EEPROM_FREQ_LED_POLARITY);
1181 unsigned int ledmode =
1182 rt2x00_get_field16(led->rt2x00dev->led_mcu_reg,
1183 EEPROM_FREQ_LED_MODE);
1184 u32 reg;
1185
1186 /* Check for SoC (SOC devices don't support MCU requests) */
1187 if (rt2x00_is_soc(led->rt2x00dev)) {
1188 rt2800_register_read(led->rt2x00dev, LED_CFG, &reg);
1189
1190 /* Set LED Polarity */
1191 rt2x00_set_field32(&reg, LED_CFG_LED_POLAR, polarity);
1192
1193 /* Set LED Mode */
1194 if (led->type == LED_TYPE_RADIO) {
1195 rt2x00_set_field32(&reg, LED_CFG_G_LED_MODE,
1196 enabled ? 3 : 0);
1197 } else if (led->type == LED_TYPE_ASSOC) {
1198 rt2x00_set_field32(&reg, LED_CFG_Y_LED_MODE,
1199 enabled ? 3 : 0);
1200 } else if (led->type == LED_TYPE_QUALITY) {
1201 rt2x00_set_field32(&reg, LED_CFG_R_LED_MODE,
1202 enabled ? 3 : 0);
1203 }
1204
1205 rt2800_register_write(led->rt2x00dev, LED_CFG, reg);
1206
1207 } else {
1208 if (led->type == LED_TYPE_RADIO) {
1209 rt2800_mcu_request(led->rt2x00dev, MCU_LED, 0xff, ledmode,
1210 enabled ? 0x20 : 0);
1211 } else if (led->type == LED_TYPE_ASSOC) {
1212 rt2800_mcu_request(led->rt2x00dev, MCU_LED, 0xff, ledmode,
1213 enabled ? (bg_mode ? 0x60 : 0xa0) : 0x20);
1214 } else if (led->type == LED_TYPE_QUALITY) {
1215 /*
1216 * The brightness is divided into 6 levels (0 - 5),
1217 * The specs tell us the following levels:
1218 * 0, 1 ,3, 7, 15, 31
1219 * to determine the level in a simple way we can simply
1220 * work with bitshifting:
1221 * (1 << level) - 1
1222 */
1223 rt2800_mcu_request(led->rt2x00dev, MCU_LED_STRENGTH, 0xff,
1224 (1 << brightness / (LED_FULL / 6)) - 1,
1225 polarity);
1226 }
1227 }
1228 }
1229
1230 static void rt2800_init_led(struct rt2x00_dev *rt2x00dev,
1231 struct rt2x00_led *led, enum led_type type)
1232 {
1233 led->rt2x00dev = rt2x00dev;
1234 led->type = type;
1235 led->led_dev.brightness_set = rt2800_brightness_set;
1236 led->flags = LED_INITIALIZED;
1237 }
1238 #endif /* CONFIG_RT2X00_LIB_LEDS */
1239
1240 /*
1241 * Configuration handlers.
1242 */
1243 static void rt2800_config_wcid(struct rt2x00_dev *rt2x00dev,
1244 const u8 *address,
1245 int wcid)
1246 {
1247 struct mac_wcid_entry wcid_entry;
1248 u32 offset;
1249
1250 offset = MAC_WCID_ENTRY(wcid);
1251
1252 memset(&wcid_entry, 0xff, sizeof(wcid_entry));
1253 if (address)
1254 memcpy(wcid_entry.mac, address, ETH_ALEN);
1255
1256 rt2800_register_multiwrite(rt2x00dev, offset,
1257 &wcid_entry, sizeof(wcid_entry));
1258 }
1259
1260 static void rt2800_delete_wcid_attr(struct rt2x00_dev *rt2x00dev, int wcid)
1261 {
1262 u32 offset;
1263 offset = MAC_WCID_ATTR_ENTRY(wcid);
1264 rt2800_register_write(rt2x00dev, offset, 0);
1265 }
1266
1267 static void rt2800_config_wcid_attr_bssidx(struct rt2x00_dev *rt2x00dev,
1268 int wcid, u32 bssidx)
1269 {
1270 u32 offset = MAC_WCID_ATTR_ENTRY(wcid);
1271 u32 reg;
1272
1273 /*
1274 * The BSS Idx numbers is split in a main value of 3 bits,
1275 * and a extended field for adding one additional bit to the value.
1276 */
1277 rt2800_register_read(rt2x00dev, offset, &reg);
1278 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_BSS_IDX, (bssidx & 0x7));
1279 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_BSS_IDX_EXT,
1280 (bssidx & 0x8) >> 3);
1281 rt2800_register_write(rt2x00dev, offset, reg);
1282 }
1283
1284 static void rt2800_config_wcid_attr_cipher(struct rt2x00_dev *rt2x00dev,
1285 struct rt2x00lib_crypto *crypto,
1286 struct ieee80211_key_conf *key)
1287 {
1288 struct mac_iveiv_entry iveiv_entry;
1289 u32 offset;
1290 u32 reg;
1291
1292 offset = MAC_WCID_ATTR_ENTRY(key->hw_key_idx);
1293
1294 if (crypto->cmd == SET_KEY) {
1295 rt2800_register_read(rt2x00dev, offset, &reg);
1296 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_KEYTAB,
1297 !!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE));
1298 /*
1299 * Both the cipher as the BSS Idx numbers are split in a main
1300 * value of 3 bits, and a extended field for adding one additional
1301 * bit to the value.
1302 */
1303 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_CIPHER,
1304 (crypto->cipher & 0x7));
1305 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_CIPHER_EXT,
1306 (crypto->cipher & 0x8) >> 3);
1307 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_RX_WIUDF, crypto->cipher);
1308 rt2800_register_write(rt2x00dev, offset, reg);
1309 } else {
1310 /* Delete the cipher without touching the bssidx */
1311 rt2800_register_read(rt2x00dev, offset, &reg);
1312 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_KEYTAB, 0);
1313 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_CIPHER, 0);
1314 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_CIPHER_EXT, 0);
1315 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_RX_WIUDF, 0);
1316 rt2800_register_write(rt2x00dev, offset, reg);
1317 }
1318
1319 offset = MAC_IVEIV_ENTRY(key->hw_key_idx);
1320
1321 memset(&iveiv_entry, 0, sizeof(iveiv_entry));
1322 if ((crypto->cipher == CIPHER_TKIP) ||
1323 (crypto->cipher == CIPHER_TKIP_NO_MIC) ||
1324 (crypto->cipher == CIPHER_AES))
1325 iveiv_entry.iv[3] |= 0x20;
1326 iveiv_entry.iv[3] |= key->keyidx << 6;
1327 rt2800_register_multiwrite(rt2x00dev, offset,
1328 &iveiv_entry, sizeof(iveiv_entry));
1329 }
1330
1331 int rt2800_config_shared_key(struct rt2x00_dev *rt2x00dev,
1332 struct rt2x00lib_crypto *crypto,
1333 struct ieee80211_key_conf *key)
1334 {
1335 struct hw_key_entry key_entry;
1336 struct rt2x00_field32 field;
1337 u32 offset;
1338 u32 reg;
1339
1340 if (crypto->cmd == SET_KEY) {
1341 key->hw_key_idx = (4 * crypto->bssidx) + key->keyidx;
1342
1343 memcpy(key_entry.key, crypto->key,
1344 sizeof(key_entry.key));
1345 memcpy(key_entry.tx_mic, crypto->tx_mic,
1346 sizeof(key_entry.tx_mic));
1347 memcpy(key_entry.rx_mic, crypto->rx_mic,
1348 sizeof(key_entry.rx_mic));
1349
1350 offset = SHARED_KEY_ENTRY(key->hw_key_idx);
1351 rt2800_register_multiwrite(rt2x00dev, offset,
1352 &key_entry, sizeof(key_entry));
1353 }
1354
1355 /*
1356 * The cipher types are stored over multiple registers
1357 * starting with SHARED_KEY_MODE_BASE each word will have
1358 * 32 bits and contains the cipher types for 2 bssidx each.
1359 * Using the correct defines correctly will cause overhead,
1360 * so just calculate the correct offset.
1361 */
1362 field.bit_offset = 4 * (key->hw_key_idx % 8);
1363 field.bit_mask = 0x7 << field.bit_offset;
1364
1365 offset = SHARED_KEY_MODE_ENTRY(key->hw_key_idx / 8);
1366
1367 rt2800_register_read(rt2x00dev, offset, &reg);
1368 rt2x00_set_field32(&reg, field,
1369 (crypto->cmd == SET_KEY) * crypto->cipher);
1370 rt2800_register_write(rt2x00dev, offset, reg);
1371
1372 /*
1373 * Update WCID information
1374 */
1375 rt2800_config_wcid(rt2x00dev, crypto->address, key->hw_key_idx);
1376 rt2800_config_wcid_attr_bssidx(rt2x00dev, key->hw_key_idx,
1377 crypto->bssidx);
1378 rt2800_config_wcid_attr_cipher(rt2x00dev, crypto, key);
1379
1380 return 0;
1381 }
1382 EXPORT_SYMBOL_GPL(rt2800_config_shared_key);
1383
1384 static inline int rt2800_find_wcid(struct rt2x00_dev *rt2x00dev)
1385 {
1386 struct mac_wcid_entry wcid_entry;
1387 int idx;
1388 u32 offset;
1389
1390 /*
1391 * Search for the first free WCID entry and return the corresponding
1392 * index.
1393 *
1394 * Make sure the WCID starts _after_ the last possible shared key
1395 * entry (>32).
1396 *
1397 * Since parts of the pairwise key table might be shared with
1398 * the beacon frame buffers 6 & 7 we should only write into the
1399 * first 222 entries.
1400 */
1401 for (idx = 33; idx <= 222; idx++) {
1402 offset = MAC_WCID_ENTRY(idx);
1403 rt2800_register_multiread(rt2x00dev, offset, &wcid_entry,
1404 sizeof(wcid_entry));
1405 if (is_broadcast_ether_addr(wcid_entry.mac))
1406 return idx;
1407 }
1408
1409 /*
1410 * Use -1 to indicate that we don't have any more space in the WCID
1411 * table.
1412 */
1413 return -1;
1414 }
1415
1416 int rt2800_config_pairwise_key(struct rt2x00_dev *rt2x00dev,
1417 struct rt2x00lib_crypto *crypto,
1418 struct ieee80211_key_conf *key)
1419 {
1420 struct hw_key_entry key_entry;
1421 u32 offset;
1422
1423 if (crypto->cmd == SET_KEY) {
1424 /*
1425 * Allow key configuration only for STAs that are
1426 * known by the hw.
1427 */
1428 if (crypto->wcid < 0)
1429 return -ENOSPC;
1430 key->hw_key_idx = crypto->wcid;
1431
1432 memcpy(key_entry.key, crypto->key,
1433 sizeof(key_entry.key));
1434 memcpy(key_entry.tx_mic, crypto->tx_mic,
1435 sizeof(key_entry.tx_mic));
1436 memcpy(key_entry.rx_mic, crypto->rx_mic,
1437 sizeof(key_entry.rx_mic));
1438
1439 offset = PAIRWISE_KEY_ENTRY(key->hw_key_idx);
1440 rt2800_register_multiwrite(rt2x00dev, offset,
1441 &key_entry, sizeof(key_entry));
1442 }
1443
1444 /*
1445 * Update WCID information
1446 */
1447 rt2800_config_wcid_attr_cipher(rt2x00dev, crypto, key);
1448
1449 return 0;
1450 }
1451 EXPORT_SYMBOL_GPL(rt2800_config_pairwise_key);
1452
1453 int rt2800_sta_add(struct rt2x00_dev *rt2x00dev, struct ieee80211_vif *vif,
1454 struct ieee80211_sta *sta)
1455 {
1456 int wcid;
1457 struct rt2x00_sta *sta_priv = sta_to_rt2x00_sta(sta);
1458
1459 /*
1460 * Find next free WCID.
1461 */
1462 wcid = rt2800_find_wcid(rt2x00dev);
1463
1464 /*
1465 * Store selected wcid even if it is invalid so that we can
1466 * later decide if the STA is uploaded into the hw.
1467 */
1468 sta_priv->wcid = wcid;
1469
1470 /*
1471 * No space left in the device, however, we can still communicate
1472 * with the STA -> No error.
1473 */
1474 if (wcid < 0)
1475 return 0;
1476
1477 /*
1478 * Clean up WCID attributes and write STA address to the device.
1479 */
1480 rt2800_delete_wcid_attr(rt2x00dev, wcid);
1481 rt2800_config_wcid(rt2x00dev, sta->addr, wcid);
1482 rt2800_config_wcid_attr_bssidx(rt2x00dev, wcid,
1483 rt2x00lib_get_bssidx(rt2x00dev, vif));
1484 return 0;
1485 }
1486 EXPORT_SYMBOL_GPL(rt2800_sta_add);
1487
1488 int rt2800_sta_remove(struct rt2x00_dev *rt2x00dev, int wcid)
1489 {
1490 /*
1491 * Remove WCID entry, no need to clean the attributes as they will
1492 * get renewed when the WCID is reused.
1493 */
1494 rt2800_config_wcid(rt2x00dev, NULL, wcid);
1495
1496 return 0;
1497 }
1498 EXPORT_SYMBOL_GPL(rt2800_sta_remove);
1499
1500 void rt2800_config_filter(struct rt2x00_dev *rt2x00dev,
1501 const unsigned int filter_flags)
1502 {
1503 u32 reg;
1504
1505 /*
1506 * Start configuration steps.
1507 * Note that the version error will always be dropped
1508 * and broadcast frames will always be accepted since
1509 * there is no filter for it at this time.
1510 */
1511 rt2800_register_read(rt2x00dev, RX_FILTER_CFG, &reg);
1512 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_CRC_ERROR,
1513 !(filter_flags & FIF_FCSFAIL));
1514 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_PHY_ERROR,
1515 !(filter_flags & FIF_PLCPFAIL));
1516 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_NOT_TO_ME,
1517 !(filter_flags & FIF_PROMISC_IN_BSS));
1518 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_NOT_MY_BSSD, 0);
1519 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_VER_ERROR, 1);
1520 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_MULTICAST,
1521 !(filter_flags & FIF_ALLMULTI));
1522 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_BROADCAST, 0);
1523 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_DUPLICATE, 1);
1524 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_CF_END_ACK,
1525 !(filter_flags & FIF_CONTROL));
1526 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_CF_END,
1527 !(filter_flags & FIF_CONTROL));
1528 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_ACK,
1529 !(filter_flags & FIF_CONTROL));
1530 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_CTS,
1531 !(filter_flags & FIF_CONTROL));
1532 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_RTS,
1533 !(filter_flags & FIF_CONTROL));
1534 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_PSPOLL,
1535 !(filter_flags & FIF_PSPOLL));
1536 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_BA, 0);
1537 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_BAR,
1538 !(filter_flags & FIF_CONTROL));
1539 rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_CNTL,
1540 !(filter_flags & FIF_CONTROL));
1541 rt2800_register_write(rt2x00dev, RX_FILTER_CFG, reg);
1542 }
1543 EXPORT_SYMBOL_GPL(rt2800_config_filter);
1544
1545 void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf,
1546 struct rt2x00intf_conf *conf, const unsigned int flags)
1547 {
1548 u32 reg;
1549 bool update_bssid = false;
1550
1551 if (flags & CONFIG_UPDATE_TYPE) {
1552 /*
1553 * Enable synchronisation.
1554 */
1555 rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
1556 rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_SYNC, conf->sync);
1557 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
1558
1559 if (conf->sync == TSF_SYNC_AP_NONE) {
1560 /*
1561 * Tune beacon queue transmit parameters for AP mode
1562 */
1563 rt2800_register_read(rt2x00dev, TBTT_SYNC_CFG, &reg);
1564 rt2x00_set_field32(&reg, TBTT_SYNC_CFG_BCN_CWMIN, 0);
1565 rt2x00_set_field32(&reg, TBTT_SYNC_CFG_BCN_AIFSN, 1);
1566 rt2x00_set_field32(&reg, TBTT_SYNC_CFG_BCN_EXP_WIN, 32);
1567 rt2x00_set_field32(&reg, TBTT_SYNC_CFG_TBTT_ADJUST, 0);
1568 rt2800_register_write(rt2x00dev, TBTT_SYNC_CFG, reg);
1569 } else {
1570 rt2800_register_read(rt2x00dev, TBTT_SYNC_CFG, &reg);
1571 rt2x00_set_field32(&reg, TBTT_SYNC_CFG_BCN_CWMIN, 4);
1572 rt2x00_set_field32(&reg, TBTT_SYNC_CFG_BCN_AIFSN, 2);
1573 rt2x00_set_field32(&reg, TBTT_SYNC_CFG_BCN_EXP_WIN, 32);
1574 rt2x00_set_field32(&reg, TBTT_SYNC_CFG_TBTT_ADJUST, 16);
1575 rt2800_register_write(rt2x00dev, TBTT_SYNC_CFG, reg);
1576 }
1577 }
1578
1579 if (flags & CONFIG_UPDATE_MAC) {
1580 if (flags & CONFIG_UPDATE_TYPE &&
1581 conf->sync == TSF_SYNC_AP_NONE) {
1582 /*
1583 * The BSSID register has to be set to our own mac
1584 * address in AP mode.
1585 */
1586 memcpy(conf->bssid, conf->mac, sizeof(conf->mac));
1587 update_bssid = true;
1588 }
1589
1590 if (!is_zero_ether_addr((const u8 *)conf->mac)) {
1591 reg = le32_to_cpu(conf->mac[1]);
1592 rt2x00_set_field32(&reg, MAC_ADDR_DW1_UNICAST_TO_ME_MASK, 0xff);
1593 conf->mac[1] = cpu_to_le32(reg);
1594 }
1595
1596 rt2800_register_multiwrite(rt2x00dev, MAC_ADDR_DW0,
1597 conf->mac, sizeof(conf->mac));
1598 }
1599
1600 if ((flags & CONFIG_UPDATE_BSSID) || update_bssid) {
1601 if (!is_zero_ether_addr((const u8 *)conf->bssid)) {
1602 reg = le32_to_cpu(conf->bssid[1]);
1603 rt2x00_set_field32(&reg, MAC_BSSID_DW1_BSS_ID_MASK, 3);
1604 rt2x00_set_field32(&reg, MAC_BSSID_DW1_BSS_BCN_NUM, 0);
1605 conf->bssid[1] = cpu_to_le32(reg);
1606 }
1607
1608 rt2800_register_multiwrite(rt2x00dev, MAC_BSSID_DW0,
1609 conf->bssid, sizeof(conf->bssid));
1610 }
1611 }
1612 EXPORT_SYMBOL_GPL(rt2800_config_intf);
1613
1614 static void rt2800_config_ht_opmode(struct rt2x00_dev *rt2x00dev,
1615 struct rt2x00lib_erp *erp)
1616 {
1617 bool any_sta_nongf = !!(erp->ht_opmode &
1618 IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT);
1619 u8 protection = erp->ht_opmode & IEEE80211_HT_OP_MODE_PROTECTION;
1620 u8 mm20_mode, mm40_mode, gf20_mode, gf40_mode;
1621 u16 mm20_rate, mm40_rate, gf20_rate, gf40_rate;
1622 u32 reg;
1623
1624 /* default protection rate for HT20: OFDM 24M */
1625 mm20_rate = gf20_rate = 0x4004;
1626
1627 /* default protection rate for HT40: duplicate OFDM 24M */
1628 mm40_rate = gf40_rate = 0x4084;
1629
1630 switch (protection) {
1631 case IEEE80211_HT_OP_MODE_PROTECTION_NONE:
1632 /*
1633 * All STAs in this BSS are HT20/40 but there might be
1634 * STAs not supporting greenfield mode.
1635 * => Disable protection for HT transmissions.
1636 */
1637 mm20_mode = mm40_mode = gf20_mode = gf40_mode = 0;
1638
1639 break;
1640 case IEEE80211_HT_OP_MODE_PROTECTION_20MHZ:
1641 /*
1642 * All STAs in this BSS are HT20 or HT20/40 but there
1643 * might be STAs not supporting greenfield mode.
1644 * => Protect all HT40 transmissions.
1645 */
1646 mm20_mode = gf20_mode = 0;
1647 mm40_mode = gf40_mode = 2;
1648
1649 break;
1650 case IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER:
1651 /*
1652 * Nonmember protection:
1653 * According to 802.11n we _should_ protect all
1654 * HT transmissions (but we don't have to).
1655 *
1656 * But if cts_protection is enabled we _shall_ protect
1657 * all HT transmissions using a CCK rate.
1658 *
1659 * And if any station is non GF we _shall_ protect
1660 * GF transmissions.
1661 *
1662 * We decide to protect everything
1663 * -> fall through to mixed mode.
1664 */
1665 case IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED:
1666 /*
1667 * Legacy STAs are present
1668 * => Protect all HT transmissions.
1669 */
1670 mm20_mode = mm40_mode = gf20_mode = gf40_mode = 2;
1671
1672 /*
1673 * If erp protection is needed we have to protect HT
1674 * transmissions with CCK 11M long preamble.
1675 */
1676 if (erp->cts_protection) {
1677 /* don't duplicate RTS/CTS in CCK mode */
1678 mm20_rate = mm40_rate = 0x0003;
1679 gf20_rate = gf40_rate = 0x0003;
1680 }
1681 break;
1682 }
1683
1684 /* check for STAs not supporting greenfield mode */
1685 if (any_sta_nongf)
1686 gf20_mode = gf40_mode = 2;
1687
1688 /* Update HT protection config */
1689 rt2800_register_read(rt2x00dev, MM20_PROT_CFG, &reg);
1690 rt2x00_set_field32(&reg, MM20_PROT_CFG_PROTECT_RATE, mm20_rate);
1691 rt2x00_set_field32(&reg, MM20_PROT_CFG_PROTECT_CTRL, mm20_mode);
1692 rt2800_register_write(rt2x00dev, MM20_PROT_CFG, reg);
1693
1694 rt2800_register_read(rt2x00dev, MM40_PROT_CFG, &reg);
1695 rt2x00_set_field32(&reg, MM40_PROT_CFG_PROTECT_RATE, mm40_rate);
1696 rt2x00_set_field32(&reg, MM40_PROT_CFG_PROTECT_CTRL, mm40_mode);
1697 rt2800_register_write(rt2x00dev, MM40_PROT_CFG, reg);
1698
1699 rt2800_register_read(rt2x00dev, GF20_PROT_CFG, &reg);
1700 rt2x00_set_field32(&reg, GF20_PROT_CFG_PROTECT_RATE, gf20_rate);
1701 rt2x00_set_field32(&reg, GF20_PROT_CFG_PROTECT_CTRL, gf20_mode);
1702 rt2800_register_write(rt2x00dev, GF20_PROT_CFG, reg);
1703
1704 rt2800_register_read(rt2x00dev, GF40_PROT_CFG, &reg);
1705 rt2x00_set_field32(&reg, GF40_PROT_CFG_PROTECT_RATE, gf40_rate);
1706 rt2x00_set_field32(&reg, GF40_PROT_CFG_PROTECT_CTRL, gf40_mode);
1707 rt2800_register_write(rt2x00dev, GF40_PROT_CFG, reg);
1708 }
1709
1710 void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp,
1711 u32 changed)
1712 {
1713 u32 reg;
1714
1715 if (changed & BSS_CHANGED_ERP_PREAMBLE) {
1716 rt2800_register_read(rt2x00dev, AUTO_RSP_CFG, &reg);
1717 rt2x00_set_field32(&reg, AUTO_RSP_CFG_BAC_ACK_POLICY,
1718 !!erp->short_preamble);
1719 rt2x00_set_field32(&reg, AUTO_RSP_CFG_AR_PREAMBLE,
1720 !!erp->short_preamble);
1721 rt2800_register_write(rt2x00dev, AUTO_RSP_CFG, reg);
1722 }
1723
1724 if (changed & BSS_CHANGED_ERP_CTS_PROT) {
1725 rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, &reg);
1726 rt2x00_set_field32(&reg, OFDM_PROT_CFG_PROTECT_CTRL,
1727 erp->cts_protection ? 2 : 0);
1728 rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg);
1729 }
1730
1731 if (changed & BSS_CHANGED_BASIC_RATES) {
1732 rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE,
1733 erp->basic_rates);
1734 rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003);
1735 }
1736
1737 if (changed & BSS_CHANGED_ERP_SLOT) {
1738 rt2800_register_read(rt2x00dev, BKOFF_SLOT_CFG, &reg);
1739 rt2x00_set_field32(&reg, BKOFF_SLOT_CFG_SLOT_TIME,
1740 erp->slot_time);
1741 rt2800_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg);
1742
1743 rt2800_register_read(rt2x00dev, XIFS_TIME_CFG, &reg);
1744 rt2x00_set_field32(&reg, XIFS_TIME_CFG_EIFS, erp->eifs);
1745 rt2800_register_write(rt2x00dev, XIFS_TIME_CFG, reg);
1746 }
1747
1748 if (changed & BSS_CHANGED_BEACON_INT) {
1749 rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
1750 rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_INTERVAL,
1751 erp->beacon_int * 16);
1752 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
1753 }
1754
1755 if (changed & BSS_CHANGED_HT)
1756 rt2800_config_ht_opmode(rt2x00dev, erp);
1757 }
1758 EXPORT_SYMBOL_GPL(rt2800_config_erp);
1759
1760 static void rt2800_config_3572bt_ant(struct rt2x00_dev *rt2x00dev)
1761 {
1762 u32 reg;
1763 u16 eeprom;
1764 u8 led_ctrl, led_g_mode, led_r_mode;
1765
1766 rt2800_register_read(rt2x00dev, GPIO_SWITCH, &reg);
1767 if (rt2x00dev->curr_band == IEEE80211_BAND_5GHZ) {
1768 rt2x00_set_field32(&reg, GPIO_SWITCH_0, 1);
1769 rt2x00_set_field32(&reg, GPIO_SWITCH_1, 1);
1770 } else {
1771 rt2x00_set_field32(&reg, GPIO_SWITCH_0, 0);
1772 rt2x00_set_field32(&reg, GPIO_SWITCH_1, 0);
1773 }
1774 rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg);
1775
1776 rt2800_register_read(rt2x00dev, LED_CFG, &reg);
1777 led_g_mode = rt2x00_get_field32(reg, LED_CFG_LED_POLAR) ? 3 : 0;
1778 led_r_mode = rt2x00_get_field32(reg, LED_CFG_LED_POLAR) ? 0 : 3;
1779 if (led_g_mode != rt2x00_get_field32(reg, LED_CFG_G_LED_MODE) ||
1780 led_r_mode != rt2x00_get_field32(reg, LED_CFG_R_LED_MODE)) {
1781 rt2800_eeprom_read(rt2x00dev, EEPROM_FREQ, &eeprom);
1782 led_ctrl = rt2x00_get_field16(eeprom, EEPROM_FREQ_LED_MODE);
1783 if (led_ctrl == 0 || led_ctrl > 0x40) {
1784 rt2x00_set_field32(&reg, LED_CFG_G_LED_MODE, led_g_mode);
1785 rt2x00_set_field32(&reg, LED_CFG_R_LED_MODE, led_r_mode);
1786 rt2800_register_write(rt2x00dev, LED_CFG, reg);
1787 } else {
1788 rt2800_mcu_request(rt2x00dev, MCU_BAND_SELECT, 0xff,
1789 (led_g_mode << 2) | led_r_mode, 1);
1790 }
1791 }
1792 }
1793
1794 static void rt2800_set_ant_diversity(struct rt2x00_dev *rt2x00dev,
1795 enum antenna ant)
1796 {
1797 u32 reg;
1798 u8 eesk_pin = (ant == ANTENNA_A) ? 1 : 0;
1799 u8 gpio_bit3 = (ant == ANTENNA_A) ? 0 : 1;
1800
1801 if (rt2x00_is_pci(rt2x00dev)) {
1802 rt2800_register_read(rt2x00dev, E2PROM_CSR, &reg);
1803 rt2x00_set_field32(&reg, E2PROM_CSR_DATA_CLOCK, eesk_pin);
1804 rt2800_register_write(rt2x00dev, E2PROM_CSR, reg);
1805 } else if (rt2x00_is_usb(rt2x00dev))
1806 rt2800_mcu_request(rt2x00dev, MCU_ANT_SELECT, 0xff,
1807 eesk_pin, 0);
1808
1809 rt2800_register_read(rt2x00dev, GPIO_CTRL, &reg);
1810 rt2x00_set_field32(&reg, GPIO_CTRL_DIR3, 0);
1811 rt2x00_set_field32(&reg, GPIO_CTRL_VAL3, gpio_bit3);
1812 rt2800_register_write(rt2x00dev, GPIO_CTRL, reg);
1813 }
1814
1815 void rt2800_config_ant(struct rt2x00_dev *rt2x00dev, struct antenna_setup *ant)
1816 {
1817 u8 r1;
1818 u8 r3;
1819 u16 eeprom;
1820
1821 rt2800_bbp_read(rt2x00dev, 1, &r1);
1822 rt2800_bbp_read(rt2x00dev, 3, &r3);
1823
1824 if (rt2x00_rt(rt2x00dev, RT3572) &&
1825 rt2x00_has_cap_bt_coexist(rt2x00dev))
1826 rt2800_config_3572bt_ant(rt2x00dev);
1827
1828 /*
1829 * Configure the TX antenna.
1830 */
1831 switch (ant->tx_chain_num) {
1832 case 1:
1833 rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 0);
1834 break;
1835 case 2:
1836 if (rt2x00_rt(rt2x00dev, RT3572) &&
1837 rt2x00_has_cap_bt_coexist(rt2x00dev))
1838 rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 1);
1839 else
1840 rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 2);
1841 break;
1842 case 3:
1843 rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 2);
1844 break;
1845 }
1846
1847 /*
1848 * Configure the RX antenna.
1849 */
1850 switch (ant->rx_chain_num) {
1851 case 1:
1852 if (rt2x00_rt(rt2x00dev, RT3070) ||
1853 rt2x00_rt(rt2x00dev, RT3090) ||
1854 rt2x00_rt(rt2x00dev, RT3352) ||
1855 rt2x00_rt(rt2x00dev, RT3390)) {
1856 rt2800_eeprom_read(rt2x00dev,
1857 EEPROM_NIC_CONF1, &eeprom);
1858 if (rt2x00_get_field16(eeprom,
1859 EEPROM_NIC_CONF1_ANT_DIVERSITY))
1860 rt2800_set_ant_diversity(rt2x00dev,
1861 rt2x00dev->default_ant.rx);
1862 }
1863 rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 0);
1864 break;
1865 case 2:
1866 if (rt2x00_rt(rt2x00dev, RT3572) &&
1867 rt2x00_has_cap_bt_coexist(rt2x00dev)) {
1868 rt2x00_set_field8(&r3, BBP3_RX_ADC, 1);
1869 rt2x00_set_field8(&r3, BBP3_RX_ANTENNA,
1870 rt2x00dev->curr_band == IEEE80211_BAND_5GHZ);
1871 rt2800_set_ant_diversity(rt2x00dev, ANTENNA_B);
1872 } else {
1873 rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 1);
1874 }
1875 break;
1876 case 3:
1877 rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 2);
1878 break;
1879 }
1880
1881 rt2800_bbp_write(rt2x00dev, 3, r3);
1882 rt2800_bbp_write(rt2x00dev, 1, r1);
1883
1884 if (rt2x00_rt(rt2x00dev, RT3593)) {
1885 if (ant->rx_chain_num == 1)
1886 rt2800_bbp_write(rt2x00dev, 86, 0x00);
1887 else
1888 rt2800_bbp_write(rt2x00dev, 86, 0x46);
1889 }
1890 }
1891 EXPORT_SYMBOL_GPL(rt2800_config_ant);
1892
1893 static void rt2800_config_lna_gain(struct rt2x00_dev *rt2x00dev,
1894 struct rt2x00lib_conf *libconf)
1895 {
1896 u16 eeprom;
1897 short lna_gain;
1898
1899 if (libconf->rf.channel <= 14) {
1900 rt2800_eeprom_read(rt2x00dev, EEPROM_LNA, &eeprom);
1901 lna_gain = rt2x00_get_field16(eeprom, EEPROM_LNA_BG);
1902 } else if (libconf->rf.channel <= 64) {
1903 rt2800_eeprom_read(rt2x00dev, EEPROM_LNA, &eeprom);
1904 lna_gain = rt2x00_get_field16(eeprom, EEPROM_LNA_A0);
1905 } else if (libconf->rf.channel <= 128) {
1906 if (rt2x00_rt(rt2x00dev, RT3593)) {
1907 rt2800_eeprom_read(rt2x00dev, EEPROM_EXT_LNA2, &eeprom);
1908 lna_gain = rt2x00_get_field16(eeprom,
1909 EEPROM_EXT_LNA2_A1);
1910 } else {
1911 rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2, &eeprom);
1912 lna_gain = rt2x00_get_field16(eeprom,
1913 EEPROM_RSSI_BG2_LNA_A1);
1914 }
1915 } else {
1916 if (rt2x00_rt(rt2x00dev, RT3593)) {
1917 rt2800_eeprom_read(rt2x00dev, EEPROM_EXT_LNA2, &eeprom);
1918 lna_gain = rt2x00_get_field16(eeprom,
1919 EEPROM_EXT_LNA2_A2);
1920 } else {
1921 rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_A2, &eeprom);
1922 lna_gain = rt2x00_get_field16(eeprom,
1923 EEPROM_RSSI_A2_LNA_A2);
1924 }
1925 }
1926
1927 rt2x00dev->lna_gain = lna_gain;
1928 }
1929
1930 #define FREQ_OFFSET_BOUND 0x5f
1931
1932 static void rt2800_adjust_freq_offset(struct rt2x00_dev *rt2x00dev)
1933 {
1934 u8 freq_offset, prev_freq_offset;
1935 u8 rfcsr, prev_rfcsr;
1936
1937 freq_offset = rt2x00_get_field8(rt2x00dev->freq_offset, RFCSR17_CODE);
1938 freq_offset = min_t(u8, freq_offset, FREQ_OFFSET_BOUND);
1939
1940 rt2800_rfcsr_read(rt2x00dev, 17, &rfcsr);
1941 prev_rfcsr = rfcsr;
1942
1943 rt2x00_set_field8(&rfcsr, RFCSR17_CODE, freq_offset);
1944 if (rfcsr == prev_rfcsr)
1945 return;
1946
1947 if (rt2x00_is_usb(rt2x00dev)) {
1948 rt2800_mcu_request(rt2x00dev, MCU_FREQ_OFFSET, 0xff,
1949 freq_offset, prev_rfcsr);
1950 return;
1951 }
1952
1953 prev_freq_offset = rt2x00_get_field8(prev_rfcsr, RFCSR17_CODE);
1954 while (prev_freq_offset != freq_offset) {
1955 if (prev_freq_offset < freq_offset)
1956 prev_freq_offset++;
1957 else
1958 prev_freq_offset--;
1959
1960 rt2x00_set_field8(&rfcsr, RFCSR17_CODE, prev_freq_offset);
1961 rt2800_rfcsr_write(rt2x00dev, 17, rfcsr);
1962
1963 usleep_range(1000, 1500);
1964 }
1965 }
1966
1967 static void rt2800_config_channel_rf2xxx(struct rt2x00_dev *rt2x00dev,
1968 struct ieee80211_conf *conf,
1969 struct rf_channel *rf,
1970 struct channel_info *info)
1971 {
1972 rt2x00_set_field32(&rf->rf4, RF4_FREQ_OFFSET, rt2x00dev->freq_offset);
1973
1974 if (rt2x00dev->default_ant.tx_chain_num == 1)
1975 rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_TX1, 1);
1976
1977 if (rt2x00dev->default_ant.rx_chain_num == 1) {
1978 rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX1, 1);
1979 rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX2, 1);
1980 } else if (rt2x00dev->default_ant.rx_chain_num == 2)
1981 rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX2, 1);
1982
1983 if (rf->channel > 14) {
1984 /*
1985 * When TX power is below 0, we should increase it by 7 to
1986 * make it a positive value (Minimum value is -7).
1987 * However this means that values between 0 and 7 have
1988 * double meaning, and we should set a 7DBm boost flag.
1989 */
1990 rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_A_7DBM_BOOST,
1991 (info->default_power1 >= 0));
1992
1993 if (info->default_power1 < 0)
1994 info->default_power1 += 7;
1995
1996 rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_A, info->default_power1);
1997
1998 rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_A_7DBM_BOOST,
1999 (info->default_power2 >= 0));
2000
2001 if (info->default_power2 < 0)
2002 info->default_power2 += 7;
2003
2004 rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_A, info->default_power2);
2005 } else {
2006 rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_G, info->default_power1);
2007 rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_G, info->default_power2);
2008 }
2009
2010 rt2x00_set_field32(&rf->rf4, RF4_HT40, conf_is_ht40(conf));
2011
2012 rt2800_rf_write(rt2x00dev, 1, rf->rf1);
2013 rt2800_rf_write(rt2x00dev, 2, rf->rf2);
2014 rt2800_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004);
2015 rt2800_rf_write(rt2x00dev, 4, rf->rf4);
2016
2017 udelay(200);
2018
2019 rt2800_rf_write(rt2x00dev, 1, rf->rf1);
2020 rt2800_rf_write(rt2x00dev, 2, rf->rf2);
2021 rt2800_rf_write(rt2x00dev, 3, rf->rf3 | 0x00000004);
2022 rt2800_rf_write(rt2x00dev, 4, rf->rf4);
2023
2024 udelay(200);
2025
2026 rt2800_rf_write(rt2x00dev, 1, rf->rf1);
2027 rt2800_rf_write(rt2x00dev, 2, rf->rf2);
2028 rt2800_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004);
2029 rt2800_rf_write(rt2x00dev, 4, rf->rf4);
2030 }
2031
2032 static void rt2800_config_channel_rf3xxx(struct rt2x00_dev *rt2x00dev,
2033 struct ieee80211_conf *conf,
2034 struct rf_channel *rf,
2035 struct channel_info *info)
2036 {
2037 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data;
2038 u8 rfcsr, calib_tx, calib_rx;
2039
2040 rt2800_rfcsr_write(rt2x00dev, 2, rf->rf1);
2041
2042 rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr);
2043 rt2x00_set_field8(&rfcsr, RFCSR3_K, rf->rf3);
2044 rt2800_rfcsr_write(rt2x00dev, 3, rfcsr);
2045
2046 rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr);
2047 rt2x00_set_field8(&rfcsr, RFCSR6_R1, rf->rf2);
2048 rt2800_rfcsr_write(rt2x00dev, 6, rfcsr);
2049
2050 rt2800_rfcsr_read(rt2x00dev, 12, &rfcsr);
2051 rt2x00_set_field8(&rfcsr, RFCSR12_TX_POWER, info->default_power1);
2052 rt2800_rfcsr_write(rt2x00dev, 12, rfcsr);
2053
2054 rt2800_rfcsr_read(rt2x00dev, 13, &rfcsr);
2055 rt2x00_set_field8(&rfcsr, RFCSR13_TX_POWER, info->default_power2);
2056 rt2800_rfcsr_write(rt2x00dev, 13, rfcsr);
2057
2058 rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
2059 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0);
2060 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD,
2061 rt2x00dev->default_ant.rx_chain_num <= 1);
2062 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD,
2063 rt2x00dev->default_ant.rx_chain_num <= 2);
2064 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0);
2065 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD,
2066 rt2x00dev->default_ant.tx_chain_num <= 1);
2067 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD,
2068 rt2x00dev->default_ant.tx_chain_num <= 2);
2069 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
2070
2071 rt2800_rfcsr_read(rt2x00dev, 23, &rfcsr);
2072 rt2x00_set_field8(&rfcsr, RFCSR23_FREQ_OFFSET, rt2x00dev->freq_offset);
2073 rt2800_rfcsr_write(rt2x00dev, 23, rfcsr);
2074
2075 if (rt2x00_rt(rt2x00dev, RT3390)) {
2076 calib_tx = conf_is_ht40(conf) ? 0x68 : 0x4f;
2077 calib_rx = conf_is_ht40(conf) ? 0x6f : 0x4f;
2078 } else {
2079 if (conf_is_ht40(conf)) {
2080 calib_tx = drv_data->calibration_bw40;
2081 calib_rx = drv_data->calibration_bw40;
2082 } else {
2083 calib_tx = drv_data->calibration_bw20;
2084 calib_rx = drv_data->calibration_bw20;
2085 }
2086 }
2087
2088 rt2800_rfcsr_read(rt2x00dev, 24, &rfcsr);
2089 rt2x00_set_field8(&rfcsr, RFCSR24_TX_CALIB, calib_tx);
2090 rt2800_rfcsr_write(rt2x00dev, 24, rfcsr);
2091
2092 rt2800_rfcsr_read(rt2x00dev, 31, &rfcsr);
2093 rt2x00_set_field8(&rfcsr, RFCSR31_RX_CALIB, calib_rx);
2094 rt2800_rfcsr_write(rt2x00dev, 31, rfcsr);
2095
2096 rt2800_rfcsr_read(rt2x00dev, 7, &rfcsr);
2097 rt2x00_set_field8(&rfcsr, RFCSR7_RF_TUNING, 1);
2098 rt2800_rfcsr_write(rt2x00dev, 7, rfcsr);
2099
2100 rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr);
2101 rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 1);
2102 rt2800_rfcsr_write(rt2x00dev, 30, rfcsr);
2103 msleep(1);
2104 rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 0);
2105 rt2800_rfcsr_write(rt2x00dev, 30, rfcsr);
2106 }
2107
2108 static void rt2800_config_channel_rf3052(struct rt2x00_dev *rt2x00dev,
2109 struct ieee80211_conf *conf,
2110 struct rf_channel *rf,
2111 struct channel_info *info)
2112 {
2113 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data;
2114 u8 rfcsr;
2115 u32 reg;
2116
2117 if (rf->channel <= 14) {
2118 rt2800_bbp_write(rt2x00dev, 25, drv_data->bbp25);
2119 rt2800_bbp_write(rt2x00dev, 26, drv_data->bbp26);
2120 } else {
2121 rt2800_bbp_write(rt2x00dev, 25, 0x09);
2122 rt2800_bbp_write(rt2x00dev, 26, 0xff);
2123 }
2124
2125 rt2800_rfcsr_write(rt2x00dev, 2, rf->rf1);
2126 rt2800_rfcsr_write(rt2x00dev, 3, rf->rf3);
2127
2128 rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr);
2129 rt2x00_set_field8(&rfcsr, RFCSR6_R1, rf->rf2);
2130 if (rf->channel <= 14)
2131 rt2x00_set_field8(&rfcsr, RFCSR6_TXDIV, 2);
2132 else
2133 rt2x00_set_field8(&rfcsr, RFCSR6_TXDIV, 1);
2134 rt2800_rfcsr_write(rt2x00dev, 6, rfcsr);
2135
2136 rt2800_rfcsr_read(rt2x00dev, 5, &rfcsr);
2137 if (rf->channel <= 14)
2138 rt2x00_set_field8(&rfcsr, RFCSR5_R1, 1);
2139 else
2140 rt2x00_set_field8(&rfcsr, RFCSR5_R1, 2);
2141 rt2800_rfcsr_write(rt2x00dev, 5, rfcsr);
2142
2143 rt2800_rfcsr_read(rt2x00dev, 12, &rfcsr);
2144 if (rf->channel <= 14) {
2145 rt2x00_set_field8(&rfcsr, RFCSR12_DR0, 3);
2146 rt2x00_set_field8(&rfcsr, RFCSR12_TX_POWER,
2147 info->default_power1);
2148 } else {
2149 rt2x00_set_field8(&rfcsr, RFCSR12_DR0, 7);
2150 rt2x00_set_field8(&rfcsr, RFCSR12_TX_POWER,
2151 (info->default_power1 & 0x3) |
2152 ((info->default_power1 & 0xC) << 1));
2153 }
2154 rt2800_rfcsr_write(rt2x00dev, 12, rfcsr);
2155
2156 rt2800_rfcsr_read(rt2x00dev, 13, &rfcsr);
2157 if (rf->channel <= 14) {
2158 rt2x00_set_field8(&rfcsr, RFCSR13_DR0, 3);
2159 rt2x00_set_field8(&rfcsr, RFCSR13_TX_POWER,
2160 info->default_power2);
2161 } else {
2162 rt2x00_set_field8(&rfcsr, RFCSR13_DR0, 7);
2163 rt2x00_set_field8(&rfcsr, RFCSR13_TX_POWER,
2164 (info->default_power2 & 0x3) |
2165 ((info->default_power2 & 0xC) << 1));
2166 }
2167 rt2800_rfcsr_write(rt2x00dev, 13, rfcsr);
2168
2169 rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
2170 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0);
2171 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0);
2172 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 0);
2173 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 0);
2174 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0);
2175 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0);
2176 if (rt2x00_has_cap_bt_coexist(rt2x00dev)) {
2177 if (rf->channel <= 14) {
2178 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1);
2179 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1);
2180 }
2181 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 1);
2182 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 1);
2183 } else {
2184 switch (rt2x00dev->default_ant.tx_chain_num) {
2185 case 1:
2186 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1);
2187 case 2:
2188 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 1);
2189 break;
2190 }
2191
2192 switch (rt2x00dev->default_ant.rx_chain_num) {
2193 case 1:
2194 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1);
2195 case 2:
2196 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 1);
2197 break;
2198 }
2199 }
2200 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
2201
2202 rt2800_rfcsr_read(rt2x00dev, 23, &rfcsr);
2203 rt2x00_set_field8(&rfcsr, RFCSR23_FREQ_OFFSET, rt2x00dev->freq_offset);
2204 rt2800_rfcsr_write(rt2x00dev, 23, rfcsr);
2205
2206 if (conf_is_ht40(conf)) {
2207 rt2800_rfcsr_write(rt2x00dev, 24, drv_data->calibration_bw40);
2208 rt2800_rfcsr_write(rt2x00dev, 31, drv_data->calibration_bw40);
2209 } else {
2210 rt2800_rfcsr_write(rt2x00dev, 24, drv_data->calibration_bw20);
2211 rt2800_rfcsr_write(rt2x00dev, 31, drv_data->calibration_bw20);
2212 }
2213
2214 if (rf->channel <= 14) {
2215 rt2800_rfcsr_write(rt2x00dev, 7, 0xd8);
2216 rt2800_rfcsr_write(rt2x00dev, 9, 0xc3);
2217 rt2800_rfcsr_write(rt2x00dev, 10, 0xf1);
2218 rt2800_rfcsr_write(rt2x00dev, 11, 0xb9);
2219 rt2800_rfcsr_write(rt2x00dev, 15, 0x53);
2220 rfcsr = 0x4c;
2221 rt2x00_set_field8(&rfcsr, RFCSR16_TXMIXER_GAIN,
2222 drv_data->txmixer_gain_24g);
2223 rt2800_rfcsr_write(rt2x00dev, 16, rfcsr);
2224 rt2800_rfcsr_write(rt2x00dev, 17, 0x23);
2225 rt2800_rfcsr_write(rt2x00dev, 19, 0x93);
2226 rt2800_rfcsr_write(rt2x00dev, 20, 0xb3);
2227 rt2800_rfcsr_write(rt2x00dev, 25, 0x15);
2228 rt2800_rfcsr_write(rt2x00dev, 26, 0x85);
2229 rt2800_rfcsr_write(rt2x00dev, 27, 0x00);
2230 rt2800_rfcsr_write(rt2x00dev, 29, 0x9b);
2231 } else {
2232 rt2800_rfcsr_read(rt2x00dev, 7, &rfcsr);
2233 rt2x00_set_field8(&rfcsr, RFCSR7_BIT2, 1);
2234 rt2x00_set_field8(&rfcsr, RFCSR7_BIT3, 0);
2235 rt2x00_set_field8(&rfcsr, RFCSR7_BIT4, 1);
2236 rt2x00_set_field8(&rfcsr, RFCSR7_BITS67, 0);
2237 rt2800_rfcsr_write(rt2x00dev, 7, rfcsr);
2238 rt2800_rfcsr_write(rt2x00dev, 9, 0xc0);
2239 rt2800_rfcsr_write(rt2x00dev, 10, 0xf1);
2240 rt2800_rfcsr_write(rt2x00dev, 11, 0x00);
2241 rt2800_rfcsr_write(rt2x00dev, 15, 0x43);
2242 rfcsr = 0x7a;
2243 rt2x00_set_field8(&rfcsr, RFCSR16_TXMIXER_GAIN,
2244 drv_data->txmixer_gain_5g);
2245 rt2800_rfcsr_write(rt2x00dev, 16, rfcsr);
2246 rt2800_rfcsr_write(rt2x00dev, 17, 0x23);
2247 if (rf->channel <= 64) {
2248 rt2800_rfcsr_write(rt2x00dev, 19, 0xb7);
2249 rt2800_rfcsr_write(rt2x00dev, 20, 0xf6);
2250 rt2800_rfcsr_write(rt2x00dev, 25, 0x3d);
2251 } else if (rf->channel <= 128) {
2252 rt2800_rfcsr_write(rt2x00dev, 19, 0x74);
2253 rt2800_rfcsr_write(rt2x00dev, 20, 0xf4);
2254 rt2800_rfcsr_write(rt2x00dev, 25, 0x01);
2255 } else {
2256 rt2800_rfcsr_write(rt2x00dev, 19, 0x72);
2257 rt2800_rfcsr_write(rt2x00dev, 20, 0xf3);
2258 rt2800_rfcsr_write(rt2x00dev, 25, 0x01);
2259 }
2260 rt2800_rfcsr_write(rt2x00dev, 26, 0x87);
2261 rt2800_rfcsr_write(rt2x00dev, 27, 0x01);
2262 rt2800_rfcsr_write(rt2x00dev, 29, 0x9f);
2263 }
2264
2265 rt2800_register_read(rt2x00dev, GPIO_CTRL, &reg);
2266 rt2x00_set_field32(&reg, GPIO_CTRL_DIR7, 0);
2267 if (rf->channel <= 14)
2268 rt2x00_set_field32(&reg, GPIO_CTRL_VAL7, 1);
2269 else
2270 rt2x00_set_field32(&reg, GPIO_CTRL_VAL7, 0);
2271 rt2800_register_write(rt2x00dev, GPIO_CTRL, reg);
2272
2273 rt2800_rfcsr_read(rt2x00dev, 7, &rfcsr);
2274 rt2x00_set_field8(&rfcsr, RFCSR7_RF_TUNING, 1);
2275 rt2800_rfcsr_write(rt2x00dev, 7, rfcsr);
2276 }
2277
2278 static void rt2800_config_channel_rf3053(struct rt2x00_dev *rt2x00dev,
2279 struct ieee80211_conf *conf,
2280 struct rf_channel *rf,
2281 struct channel_info *info)
2282 {
2283 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data;
2284 u8 txrx_agc_fc;
2285 u8 txrx_h20m;
2286 u8 rfcsr;
2287 u8 bbp;
2288 const bool txbf_enabled = false; /* TODO */
2289
2290 /* TODO: use TX{0,1,2}FinePowerControl values from EEPROM */
2291 rt2800_bbp_read(rt2x00dev, 109, &bbp);
2292 rt2x00_set_field8(&bbp, BBP109_TX0_POWER, 0);
2293 rt2x00_set_field8(&bbp, BBP109_TX1_POWER, 0);
2294 rt2800_bbp_write(rt2x00dev, 109, bbp);
2295
2296 rt2800_bbp_read(rt2x00dev, 110, &bbp);
2297 rt2x00_set_field8(&bbp, BBP110_TX2_POWER, 0);
2298 rt2800_bbp_write(rt2x00dev, 110, bbp);
2299
2300 if (rf->channel <= 14) {
2301 /* Restore BBP 25 & 26 for 2.4 GHz */
2302 rt2800_bbp_write(rt2x00dev, 25, drv_data->bbp25);
2303 rt2800_bbp_write(rt2x00dev, 26, drv_data->bbp26);
2304 } else {
2305 /* Hard code BBP 25 & 26 for 5GHz */
2306
2307 /* Enable IQ Phase correction */
2308 rt2800_bbp_write(rt2x00dev, 25, 0x09);
2309 /* Setup IQ Phase correction value */
2310 rt2800_bbp_write(rt2x00dev, 26, 0xff);
2311 }
2312
2313 rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1);
2314 rt2800_rfcsr_write(rt2x00dev, 9, rf->rf3 & 0xf);
2315
2316 rt2800_rfcsr_read(rt2x00dev, 11, &rfcsr);
2317 rt2x00_set_field8(&rfcsr, RFCSR11_R, (rf->rf2 & 0x3));
2318 rt2800_rfcsr_write(rt2x00dev, 11, rfcsr);
2319
2320 rt2800_rfcsr_read(rt2x00dev, 11, &rfcsr);
2321 rt2x00_set_field8(&rfcsr, RFCSR11_PLL_IDOH, 1);
2322 if (rf->channel <= 14)
2323 rt2x00_set_field8(&rfcsr, RFCSR11_PLL_MOD, 1);
2324 else
2325 rt2x00_set_field8(&rfcsr, RFCSR11_PLL_MOD, 2);
2326 rt2800_rfcsr_write(rt2x00dev, 11, rfcsr);
2327
2328 rt2800_rfcsr_read(rt2x00dev, 53, &rfcsr);
2329 if (rf->channel <= 14) {
2330 rfcsr = 0;
2331 rt2x00_set_field8(&rfcsr, RFCSR53_TX_POWER,
2332 info->default_power1 & 0x1f);
2333 } else {
2334 if (rt2x00_is_usb(rt2x00dev))
2335 rfcsr = 0x40;
2336
2337 rt2x00_set_field8(&rfcsr, RFCSR53_TX_POWER,
2338 ((info->default_power1 & 0x18) << 1) |
2339 (info->default_power1 & 7));
2340 }
2341 rt2800_rfcsr_write(rt2x00dev, 53, rfcsr);
2342
2343 rt2800_rfcsr_read(rt2x00dev, 55, &rfcsr);
2344 if (rf->channel <= 14) {
2345 rfcsr = 0;
2346 rt2x00_set_field8(&rfcsr, RFCSR55_TX_POWER,
2347 info->default_power2 & 0x1f);
2348 } else {
2349 if (rt2x00_is_usb(rt2x00dev))
2350 rfcsr = 0x40;
2351
2352 rt2x00_set_field8(&rfcsr, RFCSR55_TX_POWER,
2353 ((info->default_power2 & 0x18) << 1) |
2354 (info->default_power2 & 7));
2355 }
2356 rt2800_rfcsr_write(rt2x00dev, 55, rfcsr);
2357
2358 rt2800_rfcsr_read(rt2x00dev, 54, &rfcsr);
2359 if (rf->channel <= 14) {
2360 rfcsr = 0;
2361 rt2x00_set_field8(&rfcsr, RFCSR54_TX_POWER,
2362 info->default_power3 & 0x1f);
2363 } else {
2364 if (rt2x00_is_usb(rt2x00dev))
2365 rfcsr = 0x40;
2366
2367 rt2x00_set_field8(&rfcsr, RFCSR54_TX_POWER,
2368 ((info->default_power3 & 0x18) << 1) |
2369 (info->default_power3 & 7));
2370 }
2371 rt2800_rfcsr_write(rt2x00dev, 54, rfcsr);
2372
2373 rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
2374 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0);
2375 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0);
2376 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 0);
2377 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 0);
2378 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0);
2379 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0);
2380 rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1);
2381 rt2x00_set_field8(&rfcsr, RFCSR1_PLL_PD, 1);
2382
2383 switch (rt2x00dev->default_ant.tx_chain_num) {
2384 case 3:
2385 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 1);
2386 /* fallthrough */
2387 case 2:
2388 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1);
2389 /* fallthrough */
2390 case 1:
2391 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1);
2392 break;
2393 }
2394
2395 switch (rt2x00dev->default_ant.rx_chain_num) {
2396 case 3:
2397 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 1);
2398 /* fallthrough */
2399 case 2:
2400 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1);
2401 /* fallthrough */
2402 case 1:
2403 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1);
2404 break;
2405 }
2406 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
2407
2408 rt2800_adjust_freq_offset(rt2x00dev);
2409
2410 if (conf_is_ht40(conf)) {
2411 txrx_agc_fc = rt2x00_get_field8(drv_data->calibration_bw40,
2412 RFCSR24_TX_AGC_FC);
2413 txrx_h20m = rt2x00_get_field8(drv_data->calibration_bw40,
2414 RFCSR24_TX_H20M);
2415 } else {
2416 txrx_agc_fc = rt2x00_get_field8(drv_data->calibration_bw20,
2417 RFCSR24_TX_AGC_FC);
2418 txrx_h20m = rt2x00_get_field8(drv_data->calibration_bw20,
2419 RFCSR24_TX_H20M);
2420 }
2421
2422 /* NOTE: the reference driver does not writes the new value
2423 * back to RFCSR 32
2424 */
2425 rt2800_rfcsr_read(rt2x00dev, 32, &rfcsr);
2426 rt2x00_set_field8(&rfcsr, RFCSR32_TX_AGC_FC, txrx_agc_fc);
2427
2428 if (rf->channel <= 14)
2429 rfcsr = 0xa0;
2430 else
2431 rfcsr = 0x80;
2432 rt2800_rfcsr_write(rt2x00dev, 31, rfcsr);
2433
2434 rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr);
2435 rt2x00_set_field8(&rfcsr, RFCSR30_TX_H20M, txrx_h20m);
2436 rt2x00_set_field8(&rfcsr, RFCSR30_RX_H20M, txrx_h20m);
2437 rt2800_rfcsr_write(rt2x00dev, 30, rfcsr);
2438
2439 /* Band selection */
2440 rt2800_rfcsr_read(rt2x00dev, 36, &rfcsr);
2441 if (rf->channel <= 14)
2442 rt2x00_set_field8(&rfcsr, RFCSR36_RF_BS, 1);
2443 else
2444 rt2x00_set_field8(&rfcsr, RFCSR36_RF_BS, 0);
2445 rt2800_rfcsr_write(rt2x00dev, 36, rfcsr);
2446
2447 rt2800_rfcsr_read(rt2x00dev, 34, &rfcsr);
2448 if (rf->channel <= 14)
2449 rfcsr = 0x3c;
2450 else
2451 rfcsr = 0x20;
2452 rt2800_rfcsr_write(rt2x00dev, 34, rfcsr);
2453
2454 rt2800_rfcsr_read(rt2x00dev, 12, &rfcsr);
2455 if (rf->channel <= 14)
2456 rfcsr = 0x1a;
2457 else
2458 rfcsr = 0x12;
2459 rt2800_rfcsr_write(rt2x00dev, 12, rfcsr);
2460
2461 rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr);
2462 if (rf->channel >= 1 && rf->channel <= 14)
2463 rt2x00_set_field8(&rfcsr, RFCSR6_VCO_IC, 1);
2464 else if (rf->channel >= 36 && rf->channel <= 64)
2465 rt2x00_set_field8(&rfcsr, RFCSR6_VCO_IC, 2);
2466 else if (rf->channel >= 100 && rf->channel <= 128)
2467 rt2x00_set_field8(&rfcsr, RFCSR6_VCO_IC, 2);
2468 else
2469 rt2x00_set_field8(&rfcsr, RFCSR6_VCO_IC, 1);
2470 rt2800_rfcsr_write(rt2x00dev, 6, rfcsr);
2471
2472 rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr);
2473 rt2x00_set_field8(&rfcsr, RFCSR30_RX_VCM, 2);
2474 rt2800_rfcsr_write(rt2x00dev, 30, rfcsr);
2475
2476 rt2800_rfcsr_write(rt2x00dev, 46, 0x60);
2477
2478 if (rf->channel <= 14) {
2479 rt2800_rfcsr_write(rt2x00dev, 10, 0xd3);
2480 rt2800_rfcsr_write(rt2x00dev, 13, 0x12);
2481 } else {
2482 rt2800_rfcsr_write(rt2x00dev, 10, 0xd8);
2483 rt2800_rfcsr_write(rt2x00dev, 13, 0x23);
2484 }
2485
2486 rt2800_rfcsr_read(rt2x00dev, 51, &rfcsr);
2487 rt2x00_set_field8(&rfcsr, RFCSR51_BITS01, 1);
2488 rt2800_rfcsr_write(rt2x00dev, 51, rfcsr);
2489
2490 rt2800_rfcsr_read(rt2x00dev, 51, &rfcsr);
2491 if (rf->channel <= 14) {
2492 rt2x00_set_field8(&rfcsr, RFCSR51_BITS24, 5);
2493 rt2x00_set_field8(&rfcsr, RFCSR51_BITS57, 3);
2494 } else {
2495 rt2x00_set_field8(&rfcsr, RFCSR51_BITS24, 4);
2496 rt2x00_set_field8(&rfcsr, RFCSR51_BITS57, 2);
2497 }
2498 rt2800_rfcsr_write(rt2x00dev, 51, rfcsr);
2499
2500 rt2800_rfcsr_read(rt2x00dev, 49, &rfcsr);
2501 if (rf->channel <= 14)
2502 rt2x00_set_field8(&rfcsr, RFCSR49_TX_LO1_IC, 3);
2503 else
2504 rt2x00_set_field8(&rfcsr, RFCSR49_TX_LO1_IC, 2);
2505
2506 if (txbf_enabled)
2507 rt2x00_set_field8(&rfcsr, RFCSR49_TX_DIV, 1);
2508
2509 rt2800_rfcsr_write(rt2x00dev, 49, rfcsr);
2510
2511 rt2800_rfcsr_read(rt2x00dev, 50, &rfcsr);
2512 rt2x00_set_field8(&rfcsr, RFCSR50_TX_LO1_EN, 0);
2513 rt2800_rfcsr_write(rt2x00dev, 50, rfcsr);
2514
2515 rt2800_rfcsr_read(rt2x00dev, 57, &rfcsr);
2516 if (rf->channel <= 14)
2517 rt2x00_set_field8(&rfcsr, RFCSR57_DRV_CC, 0x1b);
2518 else
2519 rt2x00_set_field8(&rfcsr, RFCSR57_DRV_CC, 0x0f);
2520 rt2800_rfcsr_write(rt2x00dev, 57, rfcsr);
2521
2522 if (rf->channel <= 14) {
2523 rt2800_rfcsr_write(rt2x00dev, 44, 0x93);
2524 rt2800_rfcsr_write(rt2x00dev, 52, 0x45);
2525 } else {
2526 rt2800_rfcsr_write(rt2x00dev, 44, 0x9b);
2527 rt2800_rfcsr_write(rt2x00dev, 52, 0x05);
2528 }
2529
2530 /* Initiate VCO calibration */
2531 rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr);
2532 if (rf->channel <= 14) {
2533 rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1);
2534 } else {
2535 rt2x00_set_field8(&rfcsr, RFCSR3_BIT1, 1);
2536 rt2x00_set_field8(&rfcsr, RFCSR3_BIT2, 1);
2537 rt2x00_set_field8(&rfcsr, RFCSR3_BIT3, 1);
2538 rt2x00_set_field8(&rfcsr, RFCSR3_BIT4, 1);
2539 rt2x00_set_field8(&rfcsr, RFCSR3_BIT5, 1);
2540 rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1);
2541 }
2542 rt2800_rfcsr_write(rt2x00dev, 3, rfcsr);
2543
2544 if (rf->channel >= 1 && rf->channel <= 14) {
2545 rfcsr = 0x23;
2546 if (txbf_enabled)
2547 rt2x00_set_field8(&rfcsr, RFCSR39_RX_DIV, 1);
2548 rt2800_rfcsr_write(rt2x00dev, 39, rfcsr);
2549
2550 rt2800_rfcsr_write(rt2x00dev, 45, 0xbb);
2551 } else if (rf->channel >= 36 && rf->channel <= 64) {
2552 rfcsr = 0x36;
2553 if (txbf_enabled)
2554 rt2x00_set_field8(&rfcsr, RFCSR39_RX_DIV, 1);
2555 rt2800_rfcsr_write(rt2x00dev, 39, 0x36);
2556
2557 rt2800_rfcsr_write(rt2x00dev, 45, 0xeb);
2558 } else if (rf->channel >= 100 && rf->channel <= 128) {
2559 rfcsr = 0x32;
2560 if (txbf_enabled)
2561 rt2x00_set_field8(&rfcsr, RFCSR39_RX_DIV, 1);
2562 rt2800_rfcsr_write(rt2x00dev, 39, rfcsr);
2563
2564 rt2800_rfcsr_write(rt2x00dev, 45, 0xb3);
2565 } else {
2566 rfcsr = 0x30;
2567 if (txbf_enabled)
2568 rt2x00_set_field8(&rfcsr, RFCSR39_RX_DIV, 1);
2569 rt2800_rfcsr_write(rt2x00dev, 39, rfcsr);
2570
2571 rt2800_rfcsr_write(rt2x00dev, 45, 0x9b);
2572 }
2573 }
2574
2575 #define POWER_BOUND 0x27
2576 #define POWER_BOUND_5G 0x2b
2577
2578 static void rt2800_config_channel_rf3290(struct rt2x00_dev *rt2x00dev,
2579 struct ieee80211_conf *conf,
2580 struct rf_channel *rf,
2581 struct channel_info *info)
2582 {
2583 u8 rfcsr;
2584
2585 rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1);
2586 rt2800_rfcsr_write(rt2x00dev, 9, rf->rf3);
2587 rt2800_rfcsr_read(rt2x00dev, 11, &rfcsr);
2588 rt2x00_set_field8(&rfcsr, RFCSR11_R, rf->rf2);
2589 rt2800_rfcsr_write(rt2x00dev, 11, rfcsr);
2590
2591 rt2800_rfcsr_read(rt2x00dev, 49, &rfcsr);
2592 if (info->default_power1 > POWER_BOUND)
2593 rt2x00_set_field8(&rfcsr, RFCSR49_TX, POWER_BOUND);
2594 else
2595 rt2x00_set_field8(&rfcsr, RFCSR49_TX, info->default_power1);
2596 rt2800_rfcsr_write(rt2x00dev, 49, rfcsr);
2597
2598 rt2800_adjust_freq_offset(rt2x00dev);
2599
2600 if (rf->channel <= 14) {
2601 if (rf->channel == 6)
2602 rt2800_bbp_write(rt2x00dev, 68, 0x0c);
2603 else
2604 rt2800_bbp_write(rt2x00dev, 68, 0x0b);
2605
2606 if (rf->channel >= 1 && rf->channel <= 6)
2607 rt2800_bbp_write(rt2x00dev, 59, 0x0f);
2608 else if (rf->channel >= 7 && rf->channel <= 11)
2609 rt2800_bbp_write(rt2x00dev, 59, 0x0e);
2610 else if (rf->channel >= 12 && rf->channel <= 14)
2611 rt2800_bbp_write(rt2x00dev, 59, 0x0d);
2612 }
2613 }
2614
2615 static void rt2800_config_channel_rf3322(struct rt2x00_dev *rt2x00dev,
2616 struct ieee80211_conf *conf,
2617 struct rf_channel *rf,
2618 struct channel_info *info)
2619 {
2620 u8 rfcsr;
2621
2622 rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1);
2623 rt2800_rfcsr_write(rt2x00dev, 9, rf->rf3);
2624
2625 rt2800_rfcsr_write(rt2x00dev, 11, 0x42);
2626 rt2800_rfcsr_write(rt2x00dev, 12, 0x1c);
2627 rt2800_rfcsr_write(rt2x00dev, 13, 0x00);
2628
2629 if (info->default_power1 > POWER_BOUND)
2630 rt2800_rfcsr_write(rt2x00dev, 47, POWER_BOUND);
2631 else
2632 rt2800_rfcsr_write(rt2x00dev, 47, info->default_power1);
2633
2634 if (info->default_power2 > POWER_BOUND)
2635 rt2800_rfcsr_write(rt2x00dev, 48, POWER_BOUND);
2636 else
2637 rt2800_rfcsr_write(rt2x00dev, 48, info->default_power2);
2638
2639 rt2800_adjust_freq_offset(rt2x00dev);
2640
2641 rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
2642 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1);
2643 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1);
2644
2645 if ( rt2x00dev->default_ant.tx_chain_num == 2 )
2646 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1);
2647 else
2648 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 0);
2649
2650 if ( rt2x00dev->default_ant.rx_chain_num == 2 )
2651 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1);
2652 else
2653 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 0);
2654
2655 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0);
2656 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0);
2657
2658 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
2659
2660 rt2800_rfcsr_write(rt2x00dev, 31, 80);
2661 }
2662
2663 static void rt2800_config_channel_rf53xx(struct rt2x00_dev *rt2x00dev,
2664 struct ieee80211_conf *conf,
2665 struct rf_channel *rf,
2666 struct channel_info *info)
2667 {
2668 u8 rfcsr;
2669
2670 rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1);
2671 rt2800_rfcsr_write(rt2x00dev, 9, rf->rf3);
2672 rt2800_rfcsr_read(rt2x00dev, 11, &rfcsr);
2673 rt2x00_set_field8(&rfcsr, RFCSR11_R, rf->rf2);
2674 rt2800_rfcsr_write(rt2x00dev, 11, rfcsr);
2675
2676 rt2800_rfcsr_read(rt2x00dev, 49, &rfcsr);
2677 if (info->default_power1 > POWER_BOUND)
2678 rt2x00_set_field8(&rfcsr, RFCSR49_TX, POWER_BOUND);
2679 else
2680 rt2x00_set_field8(&rfcsr, RFCSR49_TX, info->default_power1);
2681 rt2800_rfcsr_write(rt2x00dev, 49, rfcsr);
2682
2683 if (rt2x00_rt(rt2x00dev, RT5392)) {
2684 rt2800_rfcsr_read(rt2x00dev, 50, &rfcsr);
2685 if (info->default_power2 > POWER_BOUND)
2686 rt2x00_set_field8(&rfcsr, RFCSR50_TX, POWER_BOUND);
2687 else
2688 rt2x00_set_field8(&rfcsr, RFCSR50_TX,
2689 info->default_power2);
2690 rt2800_rfcsr_write(rt2x00dev, 50, rfcsr);
2691 }
2692
2693 rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
2694 if (rt2x00_rt(rt2x00dev, RT5392)) {
2695 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1);
2696 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1);
2697 }
2698 rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1);
2699 rt2x00_set_field8(&rfcsr, RFCSR1_PLL_PD, 1);
2700 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1);
2701 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1);
2702 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
2703
2704 rt2800_adjust_freq_offset(rt2x00dev);
2705
2706 if (rf->channel <= 14) {
2707 int idx = rf->channel-1;
2708
2709 if (rt2x00_has_cap_bt_coexist(rt2x00dev)) {
2710 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) {
2711 /* r55/r59 value array of channel 1~14 */
2712 static const char r55_bt_rev[] = {0x83, 0x83,
2713 0x83, 0x73, 0x73, 0x63, 0x53, 0x53,
2714 0x53, 0x43, 0x43, 0x43, 0x43, 0x43};
2715 static const char r59_bt_rev[] = {0x0e, 0x0e,
2716 0x0e, 0x0e, 0x0e, 0x0b, 0x0a, 0x09,
2717 0x07, 0x07, 0x07, 0x07, 0x07, 0x07};
2718
2719 rt2800_rfcsr_write(rt2x00dev, 55,
2720 r55_bt_rev[idx]);
2721 rt2800_rfcsr_write(rt2x00dev, 59,
2722 r59_bt_rev[idx]);
2723 } else {
2724 static const char r59_bt[] = {0x8b, 0x8b, 0x8b,
2725 0x8b, 0x8b, 0x8b, 0x8b, 0x8a, 0x89,
2726 0x88, 0x88, 0x86, 0x85, 0x84};
2727
2728 rt2800_rfcsr_write(rt2x00dev, 59, r59_bt[idx]);
2729 }
2730 } else {
2731 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) {
2732 static const char r55_nonbt_rev[] = {0x23, 0x23,
2733 0x23, 0x23, 0x13, 0x13, 0x03, 0x03,
2734 0x03, 0x03, 0x03, 0x03, 0x03, 0x03};
2735 static const char r59_nonbt_rev[] = {0x07, 0x07,
2736 0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
2737 0x07, 0x07, 0x06, 0x05, 0x04, 0x04};
2738
2739 rt2800_rfcsr_write(rt2x00dev, 55,
2740 r55_nonbt_rev[idx]);
2741 rt2800_rfcsr_write(rt2x00dev, 59,
2742 r59_nonbt_rev[idx]);
2743 } else if (rt2x00_rt(rt2x00dev, RT5390) ||
2744 rt2x00_rt(rt2x00dev, RT5392)) {
2745 static const char r59_non_bt[] = {0x8f, 0x8f,
2746 0x8f, 0x8f, 0x8f, 0x8f, 0x8f, 0x8d,
2747 0x8a, 0x88, 0x88, 0x87, 0x87, 0x86};
2748
2749 rt2800_rfcsr_write(rt2x00dev, 59,
2750 r59_non_bt[idx]);
2751 }
2752 }
2753 }
2754 }
2755
2756 static void rt2800_config_channel_rf55xx(struct rt2x00_dev *rt2x00dev,
2757 struct ieee80211_conf *conf,
2758 struct rf_channel *rf,
2759 struct channel_info *info)
2760 {
2761 u8 rfcsr, ep_reg;
2762 u32 reg;
2763 int power_bound;
2764
2765 /* TODO */
2766 const bool is_11b = false;
2767 const bool is_type_ep = false;
2768
2769 rt2800_register_read(rt2x00dev, LDO_CFG0, &reg);
2770 rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL,
2771 (rf->channel > 14 || conf_is_ht40(conf)) ? 5 : 0);
2772 rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
2773
2774 /* Order of values on rf_channel entry: N, K, mod, R */
2775 rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1 & 0xff);
2776
2777 rt2800_rfcsr_read(rt2x00dev, 9, &rfcsr);
2778 rt2x00_set_field8(&rfcsr, RFCSR9_K, rf->rf2 & 0xf);
2779 rt2x00_set_field8(&rfcsr, RFCSR9_N, (rf->rf1 & 0x100) >> 8);
2780 rt2x00_set_field8(&rfcsr, RFCSR9_MOD, ((rf->rf3 - 8) & 0x4) >> 2);
2781 rt2800_rfcsr_write(rt2x00dev, 9, rfcsr);
2782
2783 rt2800_rfcsr_read(rt2x00dev, 11, &rfcsr);
2784 rt2x00_set_field8(&rfcsr, RFCSR11_R, rf->rf4 - 1);
2785 rt2x00_set_field8(&rfcsr, RFCSR11_MOD, (rf->rf3 - 8) & 0x3);
2786 rt2800_rfcsr_write(rt2x00dev, 11, rfcsr);
2787
2788 if (rf->channel <= 14) {
2789 rt2800_rfcsr_write(rt2x00dev, 10, 0x90);
2790 /* FIXME: RF11 owerwrite ? */
2791 rt2800_rfcsr_write(rt2x00dev, 11, 0x4A);
2792 rt2800_rfcsr_write(rt2x00dev, 12, 0x52);
2793 rt2800_rfcsr_write(rt2x00dev, 13, 0x42);
2794 rt2800_rfcsr_write(rt2x00dev, 22, 0x40);
2795 rt2800_rfcsr_write(rt2x00dev, 24, 0x4A);
2796 rt2800_rfcsr_write(rt2x00dev, 25, 0x80);
2797 rt2800_rfcsr_write(rt2x00dev, 27, 0x42);
2798 rt2800_rfcsr_write(rt2x00dev, 36, 0x80);
2799 rt2800_rfcsr_write(rt2x00dev, 37, 0x08);
2800 rt2800_rfcsr_write(rt2x00dev, 38, 0x89);
2801 rt2800_rfcsr_write(rt2x00dev, 39, 0x1B);
2802 rt2800_rfcsr_write(rt2x00dev, 40, 0x0D);
2803 rt2800_rfcsr_write(rt2x00dev, 41, 0x9B);
2804 rt2800_rfcsr_write(rt2x00dev, 42, 0xD5);
2805 rt2800_rfcsr_write(rt2x00dev, 43, 0x72);
2806 rt2800_rfcsr_write(rt2x00dev, 44, 0x0E);
2807 rt2800_rfcsr_write(rt2x00dev, 45, 0xA2);
2808 rt2800_rfcsr_write(rt2x00dev, 46, 0x6B);
2809 rt2800_rfcsr_write(rt2x00dev, 48, 0x10);
2810 rt2800_rfcsr_write(rt2x00dev, 51, 0x3E);
2811 rt2800_rfcsr_write(rt2x00dev, 52, 0x48);
2812 rt2800_rfcsr_write(rt2x00dev, 54, 0x38);
2813 rt2800_rfcsr_write(rt2x00dev, 56, 0xA1);
2814 rt2800_rfcsr_write(rt2x00dev, 57, 0x00);
2815 rt2800_rfcsr_write(rt2x00dev, 58, 0x39);
2816 rt2800_rfcsr_write(rt2x00dev, 60, 0x45);
2817 rt2800_rfcsr_write(rt2x00dev, 61, 0x91);
2818 rt2800_rfcsr_write(rt2x00dev, 62, 0x39);
2819
2820 /* TODO RF27 <- tssi */
2821
2822 rfcsr = rf->channel <= 10 ? 0x07 : 0x06;
2823 rt2800_rfcsr_write(rt2x00dev, 23, rfcsr);
2824 rt2800_rfcsr_write(rt2x00dev, 59, rfcsr);
2825
2826 if (is_11b) {
2827 /* CCK */
2828 rt2800_rfcsr_write(rt2x00dev, 31, 0xF8);
2829 rt2800_rfcsr_write(rt2x00dev, 32, 0xC0);
2830 if (is_type_ep)
2831 rt2800_rfcsr_write(rt2x00dev, 55, 0x06);
2832 else
2833 rt2800_rfcsr_write(rt2x00dev, 55, 0x47);
2834 } else {
2835 /* OFDM */
2836 if (is_type_ep)
2837 rt2800_rfcsr_write(rt2x00dev, 55, 0x03);
2838 else
2839 rt2800_rfcsr_write(rt2x00dev, 55, 0x43);
2840 }
2841
2842 power_bound = POWER_BOUND;
2843 ep_reg = 0x2;
2844 } else {
2845 rt2800_rfcsr_write(rt2x00dev, 10, 0x97);
2846 /* FIMXE: RF11 overwrite */
2847 rt2800_rfcsr_write(rt2x00dev, 11, 0x40);
2848 rt2800_rfcsr_write(rt2x00dev, 25, 0xBF);
2849 rt2800_rfcsr_write(rt2x00dev, 27, 0x42);
2850 rt2800_rfcsr_write(rt2x00dev, 36, 0x00);
2851 rt2800_rfcsr_write(rt2x00dev, 37, 0x04);
2852 rt2800_rfcsr_write(rt2x00dev, 38, 0x85);
2853 rt2800_rfcsr_write(rt2x00dev, 40, 0x42);
2854 rt2800_rfcsr_write(rt2x00dev, 41, 0xBB);
2855 rt2800_rfcsr_write(rt2x00dev, 42, 0xD7);
2856 rt2800_rfcsr_write(rt2x00dev, 45, 0x41);
2857 rt2800_rfcsr_write(rt2x00dev, 48, 0x00);
2858 rt2800_rfcsr_write(rt2x00dev, 57, 0x77);
2859 rt2800_rfcsr_write(rt2x00dev, 60, 0x05);
2860 rt2800_rfcsr_write(rt2x00dev, 61, 0x01);
2861
2862 /* TODO RF27 <- tssi */
2863
2864 if (rf->channel >= 36 && rf->channel <= 64) {
2865
2866 rt2800_rfcsr_write(rt2x00dev, 12, 0x2E);
2867 rt2800_rfcsr_write(rt2x00dev, 13, 0x22);
2868 rt2800_rfcsr_write(rt2x00dev, 22, 0x60);
2869 rt2800_rfcsr_write(rt2x00dev, 23, 0x7F);
2870 if (rf->channel <= 50)
2871 rt2800_rfcsr_write(rt2x00dev, 24, 0x09);
2872 else if (rf->channel >= 52)
2873 rt2800_rfcsr_write(rt2x00dev, 24, 0x07);
2874 rt2800_rfcsr_write(rt2x00dev, 39, 0x1C);
2875 rt2800_rfcsr_write(rt2x00dev, 43, 0x5B);
2876 rt2800_rfcsr_write(rt2x00dev, 44, 0X40);
2877 rt2800_rfcsr_write(rt2x00dev, 46, 0X00);
2878 rt2800_rfcsr_write(rt2x00dev, 51, 0xFE);
2879 rt2800_rfcsr_write(rt2x00dev, 52, 0x0C);
2880 rt2800_rfcsr_write(rt2x00dev, 54, 0xF8);
2881 if (rf->channel <= 50) {
2882 rt2800_rfcsr_write(rt2x00dev, 55, 0x06),
2883 rt2800_rfcsr_write(rt2x00dev, 56, 0xD3);
2884 } else if (rf->channel >= 52) {
2885 rt2800_rfcsr_write(rt2x00dev, 55, 0x04);
2886 rt2800_rfcsr_write(rt2x00dev, 56, 0xBB);
2887 }
2888
2889 rt2800_rfcsr_write(rt2x00dev, 58, 0x15);
2890 rt2800_rfcsr_write(rt2x00dev, 59, 0x7F);
2891 rt2800_rfcsr_write(rt2x00dev, 62, 0x15);
2892
2893 } else if (rf->channel >= 100 && rf->channel <= 165) {
2894
2895 rt2800_rfcsr_write(rt2x00dev, 12, 0x0E);
2896 rt2800_rfcsr_write(rt2x00dev, 13, 0x42);
2897 rt2800_rfcsr_write(rt2x00dev, 22, 0x40);
2898 if (rf->channel <= 153) {
2899 rt2800_rfcsr_write(rt2x00dev, 23, 0x3C);
2900 rt2800_rfcsr_write(rt2x00dev, 24, 0x06);
2901 } else if (rf->channel >= 155) {
2902 rt2800_rfcsr_write(rt2x00dev, 23, 0x38);
2903 rt2800_rfcsr_write(rt2x00dev, 24, 0x05);
2904 }
2905 if (rf->channel <= 138) {
2906 rt2800_rfcsr_write(rt2x00dev, 39, 0x1A);
2907 rt2800_rfcsr_write(rt2x00dev, 43, 0x3B);
2908 rt2800_rfcsr_write(rt2x00dev, 44, 0x20);
2909 rt2800_rfcsr_write(rt2x00dev, 46, 0x18);
2910 } else if (rf->channel >= 140) {
2911 rt2800_rfcsr_write(rt2x00dev, 39, 0x18);
2912 rt2800_rfcsr_write(rt2x00dev, 43, 0x1B);
2913 rt2800_rfcsr_write(rt2x00dev, 44, 0x10);
2914 rt2800_rfcsr_write(rt2x00dev, 46, 0X08);
2915 }
2916 if (rf->channel <= 124)
2917 rt2800_rfcsr_write(rt2x00dev, 51, 0xFC);
2918 else if (rf->channel >= 126)
2919 rt2800_rfcsr_write(rt2x00dev, 51, 0xEC);
2920 if (rf->channel <= 138)
2921 rt2800_rfcsr_write(rt2x00dev, 52, 0x06);
2922 else if (rf->channel >= 140)
2923 rt2800_rfcsr_write(rt2x00dev, 52, 0x06);
2924 rt2800_rfcsr_write(rt2x00dev, 54, 0xEB);
2925 if (rf->channel <= 138)
2926 rt2800_rfcsr_write(rt2x00dev, 55, 0x01);
2927 else if (rf->channel >= 140)
2928 rt2800_rfcsr_write(rt2x00dev, 55, 0x00);
2929 if (rf->channel <= 128)
2930 rt2800_rfcsr_write(rt2x00dev, 56, 0xBB);
2931 else if (rf->channel >= 130)
2932 rt2800_rfcsr_write(rt2x00dev, 56, 0xAB);
2933 if (rf->channel <= 116)
2934 rt2800_rfcsr_write(rt2x00dev, 58, 0x1D);
2935 else if (rf->channel >= 118)
2936 rt2800_rfcsr_write(rt2x00dev, 58, 0x15);
2937 if (rf->channel <= 138)
2938 rt2800_rfcsr_write(rt2x00dev, 59, 0x3F);
2939 else if (rf->channel >= 140)
2940 rt2800_rfcsr_write(rt2x00dev, 59, 0x7C);
2941 if (rf->channel <= 116)
2942 rt2800_rfcsr_write(rt2x00dev, 62, 0x1D);
2943 else if (rf->channel >= 118)
2944 rt2800_rfcsr_write(rt2x00dev, 62, 0x15);
2945 }
2946
2947 power_bound = POWER_BOUND_5G;
2948 ep_reg = 0x3;
2949 }
2950
2951 rt2800_rfcsr_read(rt2x00dev, 49, &rfcsr);
2952 if (info->default_power1 > power_bound)
2953 rt2x00_set_field8(&rfcsr, RFCSR49_TX, power_bound);
2954 else
2955 rt2x00_set_field8(&rfcsr, RFCSR49_TX, info->default_power1);
2956 if (is_type_ep)
2957 rt2x00_set_field8(&rfcsr, RFCSR49_EP, ep_reg);
2958 rt2800_rfcsr_write(rt2x00dev, 49, rfcsr);
2959
2960 rt2800_rfcsr_read(rt2x00dev, 50, &rfcsr);
2961 if (info->default_power2 > power_bound)
2962 rt2x00_set_field8(&rfcsr, RFCSR50_TX, power_bound);
2963 else
2964 rt2x00_set_field8(&rfcsr, RFCSR50_TX, info->default_power2);
2965 if (is_type_ep)
2966 rt2x00_set_field8(&rfcsr, RFCSR50_EP, ep_reg);
2967 rt2800_rfcsr_write(rt2x00dev, 50, rfcsr);
2968
2969 rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
2970 rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1);
2971 rt2x00_set_field8(&rfcsr, RFCSR1_PLL_PD, 1);
2972
2973 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD,
2974 rt2x00dev->default_ant.tx_chain_num >= 1);
2975 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD,
2976 rt2x00dev->default_ant.tx_chain_num == 2);
2977 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0);
2978
2979 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD,
2980 rt2x00dev->default_ant.rx_chain_num >= 1);
2981 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD,
2982 rt2x00dev->default_ant.rx_chain_num == 2);
2983 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0);
2984
2985 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
2986 rt2800_rfcsr_write(rt2x00dev, 6, 0xe4);
2987
2988 if (conf_is_ht40(conf))
2989 rt2800_rfcsr_write(rt2x00dev, 30, 0x16);
2990 else
2991 rt2800_rfcsr_write(rt2x00dev, 30, 0x10);
2992
2993 if (!is_11b) {
2994 rt2800_rfcsr_write(rt2x00dev, 31, 0x80);
2995 rt2800_rfcsr_write(rt2x00dev, 32, 0x80);
2996 }
2997
2998 /* TODO proper frequency adjustment */
2999 rt2800_adjust_freq_offset(rt2x00dev);
3000
3001 /* TODO merge with others */
3002 rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr);
3003 rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1);
3004 rt2800_rfcsr_write(rt2x00dev, 3, rfcsr);
3005
3006 /* BBP settings */
3007 rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain);
3008 rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain);
3009 rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain);
3010
3011 rt2800_bbp_write(rt2x00dev, 79, (rf->channel <= 14) ? 0x1C : 0x18);
3012 rt2800_bbp_write(rt2x00dev, 80, (rf->channel <= 14) ? 0x0E : 0x08);
3013 rt2800_bbp_write(rt2x00dev, 81, (rf->channel <= 14) ? 0x3A : 0x38);
3014 rt2800_bbp_write(rt2x00dev, 82, (rf->channel <= 14) ? 0x62 : 0x92);
3015
3016 /* GLRT band configuration */
3017 rt2800_bbp_write(rt2x00dev, 195, 128);
3018 rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0xE0 : 0xF0);
3019 rt2800_bbp_write(rt2x00dev, 195, 129);
3020 rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x1F : 0x1E);
3021 rt2800_bbp_write(rt2x00dev, 195, 130);
3022 rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x38 : 0x28);
3023 rt2800_bbp_write(rt2x00dev, 195, 131);
3024 rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x32 : 0x20);
3025 rt2800_bbp_write(rt2x00dev, 195, 133);
3026 rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x28 : 0x7F);
3027 rt2800_bbp_write(rt2x00dev, 195, 124);
3028 rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x19 : 0x7F);
3029 }
3030
3031 static void rt2800_bbp_write_with_rx_chain(struct rt2x00_dev *rt2x00dev,
3032 const unsigned int word,
3033 const u8 value)
3034 {
3035 u8 chain, reg;
3036
3037 for (chain = 0; chain < rt2x00dev->default_ant.rx_chain_num; chain++) {
3038 rt2800_bbp_read(rt2x00dev, 27, &reg);
3039 rt2x00_set_field8(&reg, BBP27_RX_CHAIN_SEL, chain);
3040 rt2800_bbp_write(rt2x00dev, 27, reg);
3041
3042 rt2800_bbp_write(rt2x00dev, word, value);
3043 }
3044 }
3045
3046 static void rt2800_iq_calibrate(struct rt2x00_dev *rt2x00dev, int channel)
3047 {
3048 u8 cal;
3049
3050 /* TX0 IQ Gain */
3051 rt2800_bbp_write(rt2x00dev, 158, 0x2c);
3052 if (channel <= 14)
3053 cal = rt2x00_eeprom_byte(rt2x00dev, EEPROM_IQ_GAIN_CAL_TX0_2G);
3054 else if (channel >= 36 && channel <= 64)
3055 cal = rt2x00_eeprom_byte(rt2x00dev,
3056 EEPROM_IQ_GAIN_CAL_TX0_CH36_TO_CH64_5G);
3057 else if (channel >= 100 && channel <= 138)
3058 cal = rt2x00_eeprom_byte(rt2x00dev,
3059 EEPROM_IQ_GAIN_CAL_TX0_CH100_TO_CH138_5G);
3060 else if (channel >= 140 && channel <= 165)
3061 cal = rt2x00_eeprom_byte(rt2x00dev,
3062 EEPROM_IQ_GAIN_CAL_TX0_CH140_TO_CH165_5G);
3063 else
3064 cal = 0;
3065 rt2800_bbp_write(rt2x00dev, 159, cal);
3066
3067 /* TX0 IQ Phase */
3068 rt2800_bbp_write(rt2x00dev, 158, 0x2d);
3069 if (channel <= 14)
3070 cal = rt2x00_eeprom_byte(rt2x00dev, EEPROM_IQ_PHASE_CAL_TX0_2G);
3071 else if (channel >= 36 && channel <= 64)
3072 cal = rt2x00_eeprom_byte(rt2x00dev,
3073 EEPROM_IQ_PHASE_CAL_TX0_CH36_TO_CH64_5G);
3074 else if (channel >= 100 && channel <= 138)
3075 cal = rt2x00_eeprom_byte(rt2x00dev,
3076 EEPROM_IQ_PHASE_CAL_TX0_CH100_TO_CH138_5G);
3077 else if (channel >= 140 && channel <= 165)
3078 cal = rt2x00_eeprom_byte(rt2x00dev,
3079 EEPROM_IQ_PHASE_CAL_TX0_CH140_TO_CH165_5G);
3080 else
3081 cal = 0;
3082 rt2800_bbp_write(rt2x00dev, 159, cal);
3083
3084 /* TX1 IQ Gain */
3085 rt2800_bbp_write(rt2x00dev, 158, 0x4a);
3086 if (channel <= 14)
3087 cal = rt2x00_eeprom_byte(rt2x00dev, EEPROM_IQ_GAIN_CAL_TX1_2G);
3088 else if (channel >= 36 && channel <= 64)
3089 cal = rt2x00_eeprom_byte(rt2x00dev,
3090 EEPROM_IQ_GAIN_CAL_TX1_CH36_TO_CH64_5G);
3091 else if (channel >= 100 && channel <= 138)
3092 cal = rt2x00_eeprom_byte(rt2x00dev,
3093 EEPROM_IQ_GAIN_CAL_TX1_CH100_TO_CH138_5G);
3094 else if (channel >= 140 && channel <= 165)
3095 cal = rt2x00_eeprom_byte(rt2x00dev,
3096 EEPROM_IQ_GAIN_CAL_TX1_CH140_TO_CH165_5G);
3097 else
3098 cal = 0;
3099 rt2800_bbp_write(rt2x00dev, 159, cal);
3100
3101 /* TX1 IQ Phase */
3102 rt2800_bbp_write(rt2x00dev, 158, 0x4b);
3103 if (channel <= 14)
3104 cal = rt2x00_eeprom_byte(rt2x00dev, EEPROM_IQ_PHASE_CAL_TX1_2G);
3105 else if (channel >= 36 && channel <= 64)
3106 cal = rt2x00_eeprom_byte(rt2x00dev,
3107 EEPROM_IQ_PHASE_CAL_TX1_CH36_TO_CH64_5G);
3108 else if (channel >= 100 && channel <= 138)
3109 cal = rt2x00_eeprom_byte(rt2x00dev,
3110 EEPROM_IQ_PHASE_CAL_TX1_CH100_TO_CH138_5G);
3111 else if (channel >= 140 && channel <= 165)
3112 cal = rt2x00_eeprom_byte(rt2x00dev,
3113 EEPROM_IQ_PHASE_CAL_TX1_CH140_TO_CH165_5G);
3114 else
3115 cal = 0;
3116 rt2800_bbp_write(rt2x00dev, 159, cal);
3117
3118 /* FIXME: possible RX0, RX1 callibration ? */
3119
3120 /* RF IQ compensation control */
3121 rt2800_bbp_write(rt2x00dev, 158, 0x04);
3122 cal = rt2x00_eeprom_byte(rt2x00dev, EEPROM_RF_IQ_COMPENSATION_CONTROL);
3123 rt2800_bbp_write(rt2x00dev, 159, cal != 0xff ? cal : 0);
3124
3125 /* RF IQ imbalance compensation control */
3126 rt2800_bbp_write(rt2x00dev, 158, 0x03);
3127 cal = rt2x00_eeprom_byte(rt2x00dev,
3128 EEPROM_RF_IQ_IMBALANCE_COMPENSATION_CONTROL);
3129 rt2800_bbp_write(rt2x00dev, 159, cal != 0xff ? cal : 0);
3130 }
3131
3132 static char rt2800_txpower_to_dev(struct rt2x00_dev *rt2x00dev,
3133 unsigned int channel,
3134 char txpower)
3135 {
3136 if (rt2x00_rt(rt2x00dev, RT3593))
3137 txpower = rt2x00_get_field8(txpower, EEPROM_TXPOWER_ALC);
3138
3139 if (channel <= 14)
3140 return clamp_t(char, txpower, MIN_G_TXPOWER, MAX_G_TXPOWER);
3141
3142 if (rt2x00_rt(rt2x00dev, RT3593))
3143 return clamp_t(char, txpower, MIN_A_TXPOWER_3593,
3144 MAX_A_TXPOWER_3593);
3145 else
3146 return clamp_t(char, txpower, MIN_A_TXPOWER, MAX_A_TXPOWER);
3147 }
3148
3149 static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev,
3150 struct ieee80211_conf *conf,
3151 struct rf_channel *rf,
3152 struct channel_info *info)
3153 {
3154 u32 reg;
3155 unsigned int tx_pin;
3156 u8 bbp, rfcsr;
3157
3158 info->default_power1 = rt2800_txpower_to_dev(rt2x00dev, rf->channel,
3159 info->default_power1);
3160 info->default_power2 = rt2800_txpower_to_dev(rt2x00dev, rf->channel,
3161 info->default_power2);
3162 if (rt2x00dev->default_ant.tx_chain_num > 2)
3163 info->default_power3 =
3164 rt2800_txpower_to_dev(rt2x00dev, rf->channel,
3165 info->default_power3);
3166
3167 switch (rt2x00dev->chip.rf) {
3168 case RF2020:
3169 case RF3020:
3170 case RF3021:
3171 case RF3022:
3172 case RF3320:
3173 rt2800_config_channel_rf3xxx(rt2x00dev, conf, rf, info);
3174 break;
3175 case RF3052:
3176 rt2800_config_channel_rf3052(rt2x00dev, conf, rf, info);
3177 break;
3178 case RF3053:
3179 rt2800_config_channel_rf3053(rt2x00dev, conf, rf, info);
3180 break;
3181 case RF3290:
3182 rt2800_config_channel_rf3290(rt2x00dev, conf, rf, info);
3183 break;
3184 case RF3322:
3185 rt2800_config_channel_rf3322(rt2x00dev, conf, rf, info);
3186 break;
3187 case RF3070:
3188 case RF5360:
3189 case RF5362:
3190 case RF5370:
3191 case RF5372:
3192 case RF5390:
3193 case RF5392:
3194 rt2800_config_channel_rf53xx(rt2x00dev, conf, rf, info);
3195 break;
3196 case RF5592:
3197 rt2800_config_channel_rf55xx(rt2x00dev, conf, rf, info);
3198 break;
3199 default:
3200 rt2800_config_channel_rf2xxx(rt2x00dev, conf, rf, info);
3201 }
3202
3203 if (rt2x00_rf(rt2x00dev, RF3070) ||
3204 rt2x00_rf(rt2x00dev, RF3290) ||
3205 rt2x00_rf(rt2x00dev, RF3322) ||
3206 rt2x00_rf(rt2x00dev, RF5360) ||
3207 rt2x00_rf(rt2x00dev, RF5362) ||
3208 rt2x00_rf(rt2x00dev, RF5370) ||
3209 rt2x00_rf(rt2x00dev, RF5372) ||
3210 rt2x00_rf(rt2x00dev, RF5390) ||
3211 rt2x00_rf(rt2x00dev, RF5392)) {
3212 rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr);
3213 rt2x00_set_field8(&rfcsr, RFCSR30_TX_H20M, 0);
3214 rt2x00_set_field8(&rfcsr, RFCSR30_RX_H20M, 0);
3215 rt2800_rfcsr_write(rt2x00dev, 30, rfcsr);
3216
3217 rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr);
3218 rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1);
3219 rt2800_rfcsr_write(rt2x00dev, 3, rfcsr);
3220 }
3221
3222 /*
3223 * Change BBP settings
3224 */
3225 if (rt2x00_rt(rt2x00dev, RT3352)) {
3226 rt2800_bbp_write(rt2x00dev, 27, 0x0);
3227 rt2800_bbp_write(rt2x00dev, 66, 0x26 + rt2x00dev->lna_gain);
3228 rt2800_bbp_write(rt2x00dev, 27, 0x20);
3229 rt2800_bbp_write(rt2x00dev, 66, 0x26 + rt2x00dev->lna_gain);
3230 } else if (rt2x00_rt(rt2x00dev, RT3593)) {
3231 if (rf->channel > 14) {
3232 /* Disable CCK Packet detection on 5GHz */
3233 rt2800_bbp_write(rt2x00dev, 70, 0x00);
3234 } else {
3235 rt2800_bbp_write(rt2x00dev, 70, 0x0a);
3236 }
3237
3238 if (conf_is_ht40(conf))
3239 rt2800_bbp_write(rt2x00dev, 105, 0x04);
3240 else
3241 rt2800_bbp_write(rt2x00dev, 105, 0x34);
3242
3243 rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain);
3244 rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain);
3245 rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain);
3246 rt2800_bbp_write(rt2x00dev, 77, 0x98);
3247 } else {
3248 rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain);
3249 rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain);
3250 rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain);
3251 rt2800_bbp_write(rt2x00dev, 86, 0);
3252 }
3253
3254 if (rf->channel <= 14) {
3255 if (!rt2x00_rt(rt2x00dev, RT5390) &&
3256 !rt2x00_rt(rt2x00dev, RT5392)) {
3257 if (rt2x00_has_cap_external_lna_bg(rt2x00dev)) {
3258 rt2800_bbp_write(rt2x00dev, 82, 0x62);
3259 rt2800_bbp_write(rt2x00dev, 75, 0x46);
3260 } else {
3261 if (rt2x00_rt(rt2x00dev, RT3593))
3262 rt2800_bbp_write(rt2x00dev, 82, 0x62);
3263 else
3264 rt2800_bbp_write(rt2x00dev, 82, 0x84);
3265 rt2800_bbp_write(rt2x00dev, 75, 0x50);
3266 }
3267 if (rt2x00_rt(rt2x00dev, RT3593))
3268 rt2800_bbp_write(rt2x00dev, 83, 0x8a);
3269 }
3270
3271 } else {
3272 if (rt2x00_rt(rt2x00dev, RT3572))
3273 rt2800_bbp_write(rt2x00dev, 82, 0x94);
3274 else if (rt2x00_rt(rt2x00dev, RT3593))
3275 rt2800_bbp_write(rt2x00dev, 82, 0x82);
3276 else
3277 rt2800_bbp_write(rt2x00dev, 82, 0xf2);
3278
3279 if (rt2x00_rt(rt2x00dev, RT3593))
3280 rt2800_bbp_write(rt2x00dev, 83, 0x9a);
3281
3282 if (rt2x00_has_cap_external_lna_a(rt2x00dev))
3283 rt2800_bbp_write(rt2x00dev, 75, 0x46);
3284 else
3285 rt2800_bbp_write(rt2x00dev, 75, 0x50);
3286 }
3287
3288 rt2800_register_read(rt2x00dev, TX_BAND_CFG, &reg);
3289 rt2x00_set_field32(&reg, TX_BAND_CFG_HT40_MINUS, conf_is_ht40_minus(conf));
3290 rt2x00_set_field32(&reg, TX_BAND_CFG_A, rf->channel > 14);
3291 rt2x00_set_field32(&reg, TX_BAND_CFG_BG, rf->channel <= 14);
3292 rt2800_register_write(rt2x00dev, TX_BAND_CFG, reg);
3293
3294 if (rt2x00_rt(rt2x00dev, RT3572))
3295 rt2800_rfcsr_write(rt2x00dev, 8, 0);
3296
3297 tx_pin = 0;
3298
3299 switch (rt2x00dev->default_ant.tx_chain_num) {
3300 case 3:
3301 /* Turn on tertiary PAs */
3302 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A2_EN,
3303 rf->channel > 14);
3304 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G2_EN,
3305 rf->channel <= 14);
3306 /* fall-through */
3307 case 2:
3308 /* Turn on secondary PAs */
3309 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A1_EN,
3310 rf->channel > 14);
3311 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G1_EN,
3312 rf->channel <= 14);
3313 /* fall-through */
3314 case 1:
3315 /* Turn on primary PAs */
3316 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A0_EN,
3317 rf->channel > 14);
3318 if (rt2x00_has_cap_bt_coexist(rt2x00dev))
3319 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G0_EN, 1);
3320 else
3321 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G0_EN,
3322 rf->channel <= 14);
3323 break;
3324 }
3325
3326 switch (rt2x00dev->default_ant.rx_chain_num) {
3327 case 3:
3328 /* Turn on tertiary LNAs */
3329 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A2_EN, 1);
3330 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G2_EN, 1);
3331 /* fall-through */
3332 case 2:
3333 /* Turn on secondary LNAs */
3334 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A1_EN, 1);
3335 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G1_EN, 1);
3336 /* fall-through */
3337 case 1:
3338 /* Turn on primary LNAs */
3339 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A0_EN, 1);
3340 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G0_EN, 1);
3341 break;
3342 }
3343
3344 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_RFTR_EN, 1);
3345 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_TRSW_EN, 1);
3346
3347 rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin);
3348
3349 if (rt2x00_rt(rt2x00dev, RT3572)) {
3350 rt2800_rfcsr_write(rt2x00dev, 8, 0x80);
3351
3352 /* AGC init */
3353 if (rf->channel <= 14)
3354 reg = 0x1c + (2 * rt2x00dev->lna_gain);
3355 else
3356 reg = 0x22 + ((rt2x00dev->lna_gain * 5) / 3);
3357
3358 rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, reg);
3359 }
3360
3361 if (rt2x00_rt(rt2x00dev, RT3593)) {
3362 rt2800_register_read(rt2x00dev, GPIO_CTRL, &reg);
3363
3364 /* Band selection */
3365 if (rt2x00_is_usb(rt2x00dev) ||
3366 rt2x00_is_pcie(rt2x00dev)) {
3367 /* GPIO #8 controls all paths */
3368 rt2x00_set_field32(&reg, GPIO_CTRL_DIR8, 0);
3369 if (rf->channel <= 14)
3370 rt2x00_set_field32(&reg, GPIO_CTRL_VAL8, 1);
3371 else
3372 rt2x00_set_field32(&reg, GPIO_CTRL_VAL8, 0);
3373 }
3374
3375 /* LNA PE control. */
3376 if (rt2x00_is_usb(rt2x00dev)) {
3377 /* GPIO #4 controls PE0 and PE1,
3378 * GPIO #7 controls PE2
3379 */
3380 rt2x00_set_field32(&reg, GPIO_CTRL_DIR4, 0);
3381 rt2x00_set_field32(&reg, GPIO_CTRL_DIR7, 0);
3382
3383 rt2x00_set_field32(&reg, GPIO_CTRL_VAL4, 1);
3384 rt2x00_set_field32(&reg, GPIO_CTRL_VAL7, 1);
3385 } else if (rt2x00_is_pcie(rt2x00dev)) {
3386 /* GPIO #4 controls PE0, PE1 and PE2 */
3387 rt2x00_set_field32(&reg, GPIO_CTRL_DIR4, 0);
3388 rt2x00_set_field32(&reg, GPIO_CTRL_VAL4, 1);
3389 }
3390
3391 rt2800_register_write(rt2x00dev, GPIO_CTRL, reg);
3392
3393 /* AGC init */
3394 if (rf->channel <= 14)
3395 reg = 0x1c + 2 * rt2x00dev->lna_gain;
3396 else
3397 reg = 0x22 + ((rt2x00dev->lna_gain * 5) / 3);
3398
3399 rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, reg);
3400
3401 usleep_range(1000, 1500);
3402 }
3403
3404 if (rt2x00_rt(rt2x00dev, RT5592)) {
3405 rt2800_bbp_write(rt2x00dev, 195, 141);
3406 rt2800_bbp_write(rt2x00dev, 196, conf_is_ht40(conf) ? 0x10 : 0x1a);
3407
3408 /* AGC init */
3409 reg = (rf->channel <= 14 ? 0x1c : 0x24) + 2 * rt2x00dev->lna_gain;
3410 rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, reg);
3411
3412 rt2800_iq_calibrate(rt2x00dev, rf->channel);
3413 }
3414
3415 rt2800_bbp_read(rt2x00dev, 4, &bbp);
3416 rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 2 * conf_is_ht40(conf));
3417 rt2800_bbp_write(rt2x00dev, 4, bbp);
3418
3419 rt2800_bbp_read(rt2x00dev, 3, &bbp);
3420 rt2x00_set_field8(&bbp, BBP3_HT40_MINUS, conf_is_ht40_minus(conf));
3421 rt2800_bbp_write(rt2x00dev, 3, bbp);
3422
3423 if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C)) {
3424 if (conf_is_ht40(conf)) {
3425 rt2800_bbp_write(rt2x00dev, 69, 0x1a);
3426 rt2800_bbp_write(rt2x00dev, 70, 0x0a);
3427 rt2800_bbp_write(rt2x00dev, 73, 0x16);
3428 } else {
3429 rt2800_bbp_write(rt2x00dev, 69, 0x16);
3430 rt2800_bbp_write(rt2x00dev, 70, 0x08);
3431 rt2800_bbp_write(rt2x00dev, 73, 0x11);
3432 }
3433 }
3434
3435 msleep(1);
3436
3437 /*
3438 * Clear channel statistic counters
3439 */
3440 rt2800_register_read(rt2x00dev, CH_IDLE_STA, &reg);
3441 rt2800_register_read(rt2x00dev, CH_BUSY_STA, &reg);
3442 rt2800_register_read(rt2x00dev, CH_BUSY_STA_SEC, &reg);
3443
3444 /*
3445 * Clear update flag
3446 */
3447 if (rt2x00_rt(rt2x00dev, RT3352)) {
3448 rt2800_bbp_read(rt2x00dev, 49, &bbp);
3449 rt2x00_set_field8(&bbp, BBP49_UPDATE_FLAG, 0);
3450 rt2800_bbp_write(rt2x00dev, 49, bbp);
3451 }
3452 }
3453
3454 static int rt2800_get_gain_calibration_delta(struct rt2x00_dev *rt2x00dev)
3455 {
3456 u8 tssi_bounds[9];
3457 u8 current_tssi;
3458 u16 eeprom;
3459 u8 step;
3460 int i;
3461
3462 /*
3463 * First check if temperature compensation is supported.
3464 */
3465 rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom);
3466 if (!rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_TX_ALC))
3467 return 0;
3468
3469 /*
3470 * Read TSSI boundaries for temperature compensation from
3471 * the EEPROM.
3472 *
3473 * Array idx 0 1 2 3 4 5 6 7 8
3474 * Matching Delta value -4 -3 -2 -1 0 +1 +2 +3 +4
3475 * Example TSSI bounds 0xF0 0xD0 0xB5 0xA0 0x88 0x45 0x25 0x15 0x00
3476 */
3477 if (rt2x00dev->curr_band == IEEE80211_BAND_2GHZ) {
3478 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG1, &eeprom);
3479 tssi_bounds[0] = rt2x00_get_field16(eeprom,
3480 EEPROM_TSSI_BOUND_BG1_MINUS4);
3481 tssi_bounds[1] = rt2x00_get_field16(eeprom,
3482 EEPROM_TSSI_BOUND_BG1_MINUS3);
3483
3484 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG2, &eeprom);
3485 tssi_bounds[2] = rt2x00_get_field16(eeprom,
3486 EEPROM_TSSI_BOUND_BG2_MINUS2);
3487 tssi_bounds[3] = rt2x00_get_field16(eeprom,
3488 EEPROM_TSSI_BOUND_BG2_MINUS1);
3489
3490 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG3, &eeprom);
3491 tssi_bounds[4] = rt2x00_get_field16(eeprom,
3492 EEPROM_TSSI_BOUND_BG3_REF);
3493 tssi_bounds[5] = rt2x00_get_field16(eeprom,
3494 EEPROM_TSSI_BOUND_BG3_PLUS1);
3495
3496 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG4, &eeprom);
3497 tssi_bounds[6] = rt2x00_get_field16(eeprom,
3498 EEPROM_TSSI_BOUND_BG4_PLUS2);
3499 tssi_bounds[7] = rt2x00_get_field16(eeprom,
3500 EEPROM_TSSI_BOUND_BG4_PLUS3);
3501
3502 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG5, &eeprom);
3503 tssi_bounds[8] = rt2x00_get_field16(eeprom,
3504 EEPROM_TSSI_BOUND_BG5_PLUS4);
3505
3506 step = rt2x00_get_field16(eeprom,
3507 EEPROM_TSSI_BOUND_BG5_AGC_STEP);
3508 } else {
3509 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A1, &eeprom);
3510 tssi_bounds[0] = rt2x00_get_field16(eeprom,
3511 EEPROM_TSSI_BOUND_A1_MINUS4);
3512 tssi_bounds[1] = rt2x00_get_field16(eeprom,
3513 EEPROM_TSSI_BOUND_A1_MINUS3);
3514
3515 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A2, &eeprom);
3516 tssi_bounds[2] = rt2x00_get_field16(eeprom,
3517 EEPROM_TSSI_BOUND_A2_MINUS2);
3518 tssi_bounds[3] = rt2x00_get_field16(eeprom,
3519 EEPROM_TSSI_BOUND_A2_MINUS1);
3520
3521 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A3, &eeprom);
3522 tssi_bounds[4] = rt2x00_get_field16(eeprom,
3523 EEPROM_TSSI_BOUND_A3_REF);
3524 tssi_bounds[5] = rt2x00_get_field16(eeprom,
3525 EEPROM_TSSI_BOUND_A3_PLUS1);
3526
3527 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A4, &eeprom);
3528 tssi_bounds[6] = rt2x00_get_field16(eeprom,
3529 EEPROM_TSSI_BOUND_A4_PLUS2);
3530 tssi_bounds[7] = rt2x00_get_field16(eeprom,
3531 EEPROM_TSSI_BOUND_A4_PLUS3);
3532
3533 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A5, &eeprom);
3534 tssi_bounds[8] = rt2x00_get_field16(eeprom,
3535 EEPROM_TSSI_BOUND_A5_PLUS4);
3536
3537 step = rt2x00_get_field16(eeprom,
3538 EEPROM_TSSI_BOUND_A5_AGC_STEP);
3539 }
3540
3541 /*
3542 * Check if temperature compensation is supported.
3543 */
3544 if (tssi_bounds[4] == 0xff || step == 0xff)
3545 return 0;
3546
3547 /*
3548 * Read current TSSI (BBP 49).
3549 */
3550 rt2800_bbp_read(rt2x00dev, 49, &current_tssi);
3551
3552 /*
3553 * Compare TSSI value (BBP49) with the compensation boundaries
3554 * from the EEPROM and increase or decrease tx power.
3555 */
3556 for (i = 0; i <= 3; i++) {
3557 if (current_tssi > tssi_bounds[i])
3558 break;
3559 }
3560
3561 if (i == 4) {
3562 for (i = 8; i >= 5; i--) {
3563 if (current_tssi < tssi_bounds[i])
3564 break;
3565 }
3566 }
3567
3568 return (i - 4) * step;
3569 }
3570
3571 static int rt2800_get_txpower_bw_comp(struct rt2x00_dev *rt2x00dev,
3572 enum ieee80211_band band)
3573 {
3574 u16 eeprom;
3575 u8 comp_en;
3576 u8 comp_type;
3577 int comp_value = 0;
3578
3579 rt2800_eeprom_read(rt2x00dev, EEPROM_TXPOWER_DELTA, &eeprom);
3580
3581 /*
3582 * HT40 compensation not required.
3583 */
3584 if (eeprom == 0xffff ||
3585 !test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags))
3586 return 0;
3587
3588 if (band == IEEE80211_BAND_2GHZ) {
3589 comp_en = rt2x00_get_field16(eeprom,
3590 EEPROM_TXPOWER_DELTA_ENABLE_2G);
3591 if (comp_en) {
3592 comp_type = rt2x00_get_field16(eeprom,
3593 EEPROM_TXPOWER_DELTA_TYPE_2G);
3594 comp_value = rt2x00_get_field16(eeprom,
3595 EEPROM_TXPOWER_DELTA_VALUE_2G);
3596 if (!comp_type)
3597 comp_value = -comp_value;
3598 }
3599 } else {
3600 comp_en = rt2x00_get_field16(eeprom,
3601 EEPROM_TXPOWER_DELTA_ENABLE_5G);
3602 if (comp_en) {
3603 comp_type = rt2x00_get_field16(eeprom,
3604 EEPROM_TXPOWER_DELTA_TYPE_5G);
3605 comp_value = rt2x00_get_field16(eeprom,
3606 EEPROM_TXPOWER_DELTA_VALUE_5G);
3607 if (!comp_type)
3608 comp_value = -comp_value;
3609 }
3610 }
3611
3612 return comp_value;
3613 }
3614
3615 static int rt2800_get_txpower_reg_delta(struct rt2x00_dev *rt2x00dev,
3616 int power_level, int max_power)
3617 {
3618 int delta;
3619
3620 if (rt2x00_has_cap_power_limit(rt2x00dev))
3621 return 0;
3622
3623 /*
3624 * XXX: We don't know the maximum transmit power of our hardware since
3625 * the EEPROM doesn't expose it. We only know that we are calibrated
3626 * to 100% tx power.
3627 *
3628 * Hence, we assume the regulatory limit that cfg80211 calulated for
3629 * the current channel is our maximum and if we are requested to lower
3630 * the value we just reduce our tx power accordingly.
3631 */
3632 delta = power_level - max_power;
3633 return min(delta, 0);
3634 }
3635
3636 static u8 rt2800_compensate_txpower(struct rt2x00_dev *rt2x00dev, int is_rate_b,
3637 enum ieee80211_band band, int power_level,
3638 u8 txpower, int delta)
3639 {
3640 u16 eeprom;
3641 u8 criterion;
3642 u8 eirp_txpower;
3643 u8 eirp_txpower_criterion;
3644 u8 reg_limit;
3645
3646 if (rt2x00_rt(rt2x00dev, RT3593))
3647 return min_t(u8, txpower, 0xc);
3648
3649 if (rt2x00_has_cap_power_limit(rt2x00dev)) {
3650 /*
3651 * Check if eirp txpower exceed txpower_limit.
3652 * We use OFDM 6M as criterion and its eirp txpower
3653 * is stored at EEPROM_EIRP_MAX_TX_POWER.
3654 * .11b data rate need add additional 4dbm
3655 * when calculating eirp txpower.
3656 */
3657 rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3658 1, &eeprom);
3659 criterion = rt2x00_get_field16(eeprom,
3660 EEPROM_TXPOWER_BYRATE_RATE0);
3661
3662 rt2800_eeprom_read(rt2x00dev, EEPROM_EIRP_MAX_TX_POWER,
3663 &eeprom);
3664
3665 if (band == IEEE80211_BAND_2GHZ)
3666 eirp_txpower_criterion = rt2x00_get_field16(eeprom,
3667 EEPROM_EIRP_MAX_TX_POWER_2GHZ);
3668 else
3669 eirp_txpower_criterion = rt2x00_get_field16(eeprom,
3670 EEPROM_EIRP_MAX_TX_POWER_5GHZ);
3671
3672 eirp_txpower = eirp_txpower_criterion + (txpower - criterion) +
3673 (is_rate_b ? 4 : 0) + delta;
3674
3675 reg_limit = (eirp_txpower > power_level) ?
3676 (eirp_txpower - power_level) : 0;
3677 } else
3678 reg_limit = 0;
3679
3680 txpower = max(0, txpower + delta - reg_limit);
3681 return min_t(u8, txpower, 0xc);
3682 }
3683
3684
3685 enum {
3686 TX_PWR_CFG_0_IDX,
3687 TX_PWR_CFG_1_IDX,
3688 TX_PWR_CFG_2_IDX,
3689 TX_PWR_CFG_3_IDX,
3690 TX_PWR_CFG_4_IDX,
3691 TX_PWR_CFG_5_IDX,
3692 TX_PWR_CFG_6_IDX,
3693 TX_PWR_CFG_7_IDX,
3694 TX_PWR_CFG_8_IDX,
3695 TX_PWR_CFG_9_IDX,
3696 TX_PWR_CFG_0_EXT_IDX,
3697 TX_PWR_CFG_1_EXT_IDX,
3698 TX_PWR_CFG_2_EXT_IDX,
3699 TX_PWR_CFG_3_EXT_IDX,
3700 TX_PWR_CFG_4_EXT_IDX,
3701 TX_PWR_CFG_IDX_COUNT,
3702 };
3703
3704 static void rt2800_config_txpower_rt3593(struct rt2x00_dev *rt2x00dev,
3705 struct ieee80211_channel *chan,
3706 int power_level)
3707 {
3708 u8 txpower;
3709 u16 eeprom;
3710 u32 regs[TX_PWR_CFG_IDX_COUNT];
3711 unsigned int offset;
3712 enum ieee80211_band band = chan->band;
3713 int delta;
3714 int i;
3715
3716 memset(regs, '\0', sizeof(regs));
3717
3718 /* TODO: adapt TX power reduction from the rt28xx code */
3719
3720 /* calculate temperature compensation delta */
3721 delta = rt2800_get_gain_calibration_delta(rt2x00dev);
3722
3723 if (band == IEEE80211_BAND_5GHZ)
3724 offset = 16;
3725 else
3726 offset = 0;
3727
3728 if (test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags))
3729 offset += 8;
3730
3731 /* read the next four txpower values */
3732 rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3733 offset, &eeprom);
3734
3735 /* CCK 1MBS,2MBS */
3736 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0);
3737 txpower = rt2800_compensate_txpower(rt2x00dev, 1, band, power_level,
3738 txpower, delta);
3739 rt2x00_set_field32(&regs[TX_PWR_CFG_0_IDX],
3740 TX_PWR_CFG_0_CCK1_CH0, txpower);
3741 rt2x00_set_field32(&regs[TX_PWR_CFG_0_IDX],
3742 TX_PWR_CFG_0_CCK1_CH1, txpower);
3743 rt2x00_set_field32(&regs[TX_PWR_CFG_0_EXT_IDX],
3744 TX_PWR_CFG_0_EXT_CCK1_CH2, txpower);
3745
3746 /* CCK 5.5MBS,11MBS */
3747 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1);
3748 txpower = rt2800_compensate_txpower(rt2x00dev, 1, band, power_level,
3749 txpower, delta);
3750 rt2x00_set_field32(&regs[TX_PWR_CFG_0_IDX],
3751 TX_PWR_CFG_0_CCK5_CH0, txpower);
3752 rt2x00_set_field32(&regs[TX_PWR_CFG_0_IDX],
3753 TX_PWR_CFG_0_CCK5_CH1, txpower);
3754 rt2x00_set_field32(&regs[TX_PWR_CFG_0_EXT_IDX],
3755 TX_PWR_CFG_0_EXT_CCK5_CH2, txpower);
3756
3757 /* OFDM 6MBS,9MBS */
3758 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2);
3759 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3760 txpower, delta);
3761 rt2x00_set_field32(&regs[TX_PWR_CFG_0_IDX],
3762 TX_PWR_CFG_0_OFDM6_CH0, txpower);
3763 rt2x00_set_field32(&regs[TX_PWR_CFG_0_IDX],
3764 TX_PWR_CFG_0_OFDM6_CH1, txpower);
3765 rt2x00_set_field32(&regs[TX_PWR_CFG_0_EXT_IDX],
3766 TX_PWR_CFG_0_EXT_OFDM6_CH2, txpower);
3767
3768 /* OFDM 12MBS,18MBS */
3769 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3);
3770 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3771 txpower, delta);
3772 rt2x00_set_field32(&regs[TX_PWR_CFG_0_IDX],
3773 TX_PWR_CFG_0_OFDM12_CH0, txpower);
3774 rt2x00_set_field32(&regs[TX_PWR_CFG_0_IDX],
3775 TX_PWR_CFG_0_OFDM12_CH1, txpower);
3776 rt2x00_set_field32(&regs[TX_PWR_CFG_0_EXT_IDX],
3777 TX_PWR_CFG_0_EXT_OFDM12_CH2, txpower);
3778
3779 /* read the next four txpower values */
3780 rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3781 offset + 1, &eeprom);
3782
3783 /* OFDM 24MBS,36MBS */
3784 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0);
3785 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3786 txpower, delta);
3787 rt2x00_set_field32(&regs[TX_PWR_CFG_1_IDX],
3788 TX_PWR_CFG_1_OFDM24_CH0, txpower);
3789 rt2x00_set_field32(&regs[TX_PWR_CFG_1_IDX],
3790 TX_PWR_CFG_1_OFDM24_CH1, txpower);
3791 rt2x00_set_field32(&regs[TX_PWR_CFG_1_EXT_IDX],
3792 TX_PWR_CFG_1_EXT_OFDM24_CH2, txpower);
3793
3794 /* OFDM 48MBS */
3795 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1);
3796 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3797 txpower, delta);
3798 rt2x00_set_field32(&regs[TX_PWR_CFG_1_IDX],
3799 TX_PWR_CFG_1_OFDM48_CH0, txpower);
3800 rt2x00_set_field32(&regs[TX_PWR_CFG_1_IDX],
3801 TX_PWR_CFG_1_OFDM48_CH1, txpower);
3802 rt2x00_set_field32(&regs[TX_PWR_CFG_1_EXT_IDX],
3803 TX_PWR_CFG_1_EXT_OFDM48_CH2, txpower);
3804
3805 /* OFDM 54MBS */
3806 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2);
3807 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3808 txpower, delta);
3809 rt2x00_set_field32(&regs[TX_PWR_CFG_7_IDX],
3810 TX_PWR_CFG_7_OFDM54_CH0, txpower);
3811 rt2x00_set_field32(&regs[TX_PWR_CFG_7_IDX],
3812 TX_PWR_CFG_7_OFDM54_CH1, txpower);
3813 rt2x00_set_field32(&regs[TX_PWR_CFG_7_IDX],
3814 TX_PWR_CFG_7_OFDM54_CH2, txpower);
3815
3816 /* read the next four txpower values */
3817 rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3818 offset + 2, &eeprom);
3819
3820 /* MCS 0,1 */
3821 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0);
3822 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3823 txpower, delta);
3824 rt2x00_set_field32(&regs[TX_PWR_CFG_1_IDX],
3825 TX_PWR_CFG_1_MCS0_CH0, txpower);
3826 rt2x00_set_field32(&regs[TX_PWR_CFG_1_IDX],
3827 TX_PWR_CFG_1_MCS0_CH1, txpower);
3828 rt2x00_set_field32(&regs[TX_PWR_CFG_1_EXT_IDX],
3829 TX_PWR_CFG_1_EXT_MCS0_CH2, txpower);
3830
3831 /* MCS 2,3 */
3832 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1);
3833 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3834 txpower, delta);
3835 rt2x00_set_field32(&regs[TX_PWR_CFG_1_IDX],
3836 TX_PWR_CFG_1_MCS2_CH0, txpower);
3837 rt2x00_set_field32(&regs[TX_PWR_CFG_1_IDX],
3838 TX_PWR_CFG_1_MCS2_CH1, txpower);
3839 rt2x00_set_field32(&regs[TX_PWR_CFG_1_EXT_IDX],
3840 TX_PWR_CFG_1_EXT_MCS2_CH2, txpower);
3841
3842 /* MCS 4,5 */
3843 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2);
3844 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3845 txpower, delta);
3846 rt2x00_set_field32(&regs[TX_PWR_CFG_2_IDX],
3847 TX_PWR_CFG_2_MCS4_CH0, txpower);
3848 rt2x00_set_field32(&regs[TX_PWR_CFG_2_IDX],
3849 TX_PWR_CFG_2_MCS4_CH1, txpower);
3850 rt2x00_set_field32(&regs[TX_PWR_CFG_2_EXT_IDX],
3851 TX_PWR_CFG_2_EXT_MCS4_CH2, txpower);
3852
3853 /* MCS 6 */
3854 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3);
3855 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3856 txpower, delta);
3857 rt2x00_set_field32(&regs[TX_PWR_CFG_2_IDX],
3858 TX_PWR_CFG_2_MCS6_CH0, txpower);
3859 rt2x00_set_field32(&regs[TX_PWR_CFG_2_IDX],
3860 TX_PWR_CFG_2_MCS6_CH1, txpower);
3861 rt2x00_set_field32(&regs[TX_PWR_CFG_2_EXT_IDX],
3862 TX_PWR_CFG_2_EXT_MCS6_CH2, txpower);
3863
3864 /* read the next four txpower values */
3865 rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3866 offset + 3, &eeprom);
3867
3868 /* MCS 7 */
3869 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0);
3870 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3871 txpower, delta);
3872 rt2x00_set_field32(&regs[TX_PWR_CFG_7_IDX],
3873 TX_PWR_CFG_7_MCS7_CH0, txpower);
3874 rt2x00_set_field32(&regs[TX_PWR_CFG_7_IDX],
3875 TX_PWR_CFG_7_MCS7_CH1, txpower);
3876 rt2x00_set_field32(&regs[TX_PWR_CFG_7_IDX],
3877 TX_PWR_CFG_7_MCS7_CH2, txpower);
3878
3879 /* MCS 8,9 */
3880 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1);
3881 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3882 txpower, delta);
3883 rt2x00_set_field32(&regs[TX_PWR_CFG_2_IDX],
3884 TX_PWR_CFG_2_MCS8_CH0, txpower);
3885 rt2x00_set_field32(&regs[TX_PWR_CFG_2_IDX],
3886 TX_PWR_CFG_2_MCS8_CH1, txpower);
3887 rt2x00_set_field32(&regs[TX_PWR_CFG_2_EXT_IDX],
3888 TX_PWR_CFG_2_EXT_MCS8_CH2, txpower);
3889
3890 /* MCS 10,11 */
3891 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2);
3892 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3893 txpower, delta);
3894 rt2x00_set_field32(&regs[TX_PWR_CFG_2_IDX],
3895 TX_PWR_CFG_2_MCS10_CH0, txpower);
3896 rt2x00_set_field32(&regs[TX_PWR_CFG_2_IDX],
3897 TX_PWR_CFG_2_MCS10_CH1, txpower);
3898 rt2x00_set_field32(&regs[TX_PWR_CFG_2_EXT_IDX],
3899 TX_PWR_CFG_2_EXT_MCS10_CH2, txpower);
3900
3901 /* MCS 12,13 */
3902 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3);
3903 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3904 txpower, delta);
3905 rt2x00_set_field32(&regs[TX_PWR_CFG_3_IDX],
3906 TX_PWR_CFG_3_MCS12_CH0, txpower);
3907 rt2x00_set_field32(&regs[TX_PWR_CFG_3_IDX],
3908 TX_PWR_CFG_3_MCS12_CH1, txpower);
3909 rt2x00_set_field32(&regs[TX_PWR_CFG_3_EXT_IDX],
3910 TX_PWR_CFG_3_EXT_MCS12_CH2, txpower);
3911
3912 /* read the next four txpower values */
3913 rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3914 offset + 4, &eeprom);
3915
3916 /* MCS 14 */
3917 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0);
3918 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3919 txpower, delta);
3920 rt2x00_set_field32(&regs[TX_PWR_CFG_3_IDX],
3921 TX_PWR_CFG_3_MCS14_CH0, txpower);
3922 rt2x00_set_field32(&regs[TX_PWR_CFG_3_IDX],
3923 TX_PWR_CFG_3_MCS14_CH1, txpower);
3924 rt2x00_set_field32(&regs[TX_PWR_CFG_3_EXT_IDX],
3925 TX_PWR_CFG_3_EXT_MCS14_CH2, txpower);
3926
3927 /* MCS 15 */
3928 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1);
3929 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3930 txpower, delta);
3931 rt2x00_set_field32(&regs[TX_PWR_CFG_8_IDX],
3932 TX_PWR_CFG_8_MCS15_CH0, txpower);
3933 rt2x00_set_field32(&regs[TX_PWR_CFG_8_IDX],
3934 TX_PWR_CFG_8_MCS15_CH1, txpower);
3935 rt2x00_set_field32(&regs[TX_PWR_CFG_8_IDX],
3936 TX_PWR_CFG_8_MCS15_CH2, txpower);
3937
3938 /* MCS 16,17 */
3939 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2);
3940 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3941 txpower, delta);
3942 rt2x00_set_field32(&regs[TX_PWR_CFG_5_IDX],
3943 TX_PWR_CFG_5_MCS16_CH0, txpower);
3944 rt2x00_set_field32(&regs[TX_PWR_CFG_5_IDX],
3945 TX_PWR_CFG_5_MCS16_CH1, txpower);
3946 rt2x00_set_field32(&regs[TX_PWR_CFG_5_IDX],
3947 TX_PWR_CFG_5_MCS16_CH2, txpower);
3948
3949 /* MCS 18,19 */
3950 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3);
3951 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3952 txpower, delta);
3953 rt2x00_set_field32(&regs[TX_PWR_CFG_5_IDX],
3954 TX_PWR_CFG_5_MCS18_CH0, txpower);
3955 rt2x00_set_field32(&regs[TX_PWR_CFG_5_IDX],
3956 TX_PWR_CFG_5_MCS18_CH1, txpower);
3957 rt2x00_set_field32(&regs[TX_PWR_CFG_5_IDX],
3958 TX_PWR_CFG_5_MCS18_CH2, txpower);
3959
3960 /* read the next four txpower values */
3961 rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3962 offset + 5, &eeprom);
3963
3964 /* MCS 20,21 */
3965 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0);
3966 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3967 txpower, delta);
3968 rt2x00_set_field32(&regs[TX_PWR_CFG_6_IDX],
3969 TX_PWR_CFG_6_MCS20_CH0, txpower);
3970 rt2x00_set_field32(&regs[TX_PWR_CFG_6_IDX],
3971 TX_PWR_CFG_6_MCS20_CH1, txpower);
3972 rt2x00_set_field32(&regs[TX_PWR_CFG_6_IDX],
3973 TX_PWR_CFG_6_MCS20_CH2, txpower);
3974
3975 /* MCS 22 */
3976 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1);
3977 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3978 txpower, delta);
3979 rt2x00_set_field32(&regs[TX_PWR_CFG_6_IDX],
3980 TX_PWR_CFG_6_MCS22_CH0, txpower);
3981 rt2x00_set_field32(&regs[TX_PWR_CFG_6_IDX],
3982 TX_PWR_CFG_6_MCS22_CH1, txpower);
3983 rt2x00_set_field32(&regs[TX_PWR_CFG_6_IDX],
3984 TX_PWR_CFG_6_MCS22_CH2, txpower);
3985
3986 /* MCS 23 */
3987 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2);
3988 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3989 txpower, delta);
3990 rt2x00_set_field32(&regs[TX_PWR_CFG_8_IDX],
3991 TX_PWR_CFG_8_MCS23_CH0, txpower);
3992 rt2x00_set_field32(&regs[TX_PWR_CFG_8_IDX],
3993 TX_PWR_CFG_8_MCS23_CH1, txpower);
3994 rt2x00_set_field32(&regs[TX_PWR_CFG_8_IDX],
3995 TX_PWR_CFG_8_MCS23_CH2, txpower);
3996
3997 /* read the next four txpower values */
3998 rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3999 offset + 6, &eeprom);
4000
4001 /* STBC, MCS 0,1 */
4002 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0);
4003 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
4004 txpower, delta);
4005 rt2x00_set_field32(&regs[TX_PWR_CFG_3_IDX],
4006 TX_PWR_CFG_3_STBC0_CH0, txpower);
4007 rt2x00_set_field32(&regs[TX_PWR_CFG_3_IDX],
4008 TX_PWR_CFG_3_STBC0_CH1, txpower);
4009 rt2x00_set_field32(&regs[TX_PWR_CFG_3_EXT_IDX],
4010 TX_PWR_CFG_3_EXT_STBC0_CH2, txpower);
4011
4012 /* STBC, MCS 2,3 */
4013 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1);
4014 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
4015 txpower, delta);
4016 rt2x00_set_field32(&regs[TX_PWR_CFG_3_IDX],
4017 TX_PWR_CFG_3_STBC2_CH0, txpower);
4018 rt2x00_set_field32(&regs[TX_PWR_CFG_3_IDX],
4019 TX_PWR_CFG_3_STBC2_CH1, txpower);
4020 rt2x00_set_field32(&regs[TX_PWR_CFG_3_EXT_IDX],
4021 TX_PWR_CFG_3_EXT_STBC2_CH2, txpower);
4022
4023 /* STBC, MCS 4,5 */
4024 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2);
4025 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
4026 txpower, delta);
4027 rt2x00_set_field32(&regs[TX_PWR_CFG_4_IDX], TX_PWR_CFG_RATE0, txpower);
4028 rt2x00_set_field32(&regs[TX_PWR_CFG_4_IDX], TX_PWR_CFG_RATE1, txpower);
4029 rt2x00_set_field32(&regs[TX_PWR_CFG_4_EXT_IDX], TX_PWR_CFG_RATE0,
4030 txpower);
4031
4032 /* STBC, MCS 6 */
4033 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3);
4034 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
4035 txpower, delta);
4036 rt2x00_set_field32(&regs[TX_PWR_CFG_4_IDX], TX_PWR_CFG_RATE2, txpower);
4037 rt2x00_set_field32(&regs[TX_PWR_CFG_4_IDX], TX_PWR_CFG_RATE3, txpower);
4038 rt2x00_set_field32(&regs[TX_PWR_CFG_4_EXT_IDX], TX_PWR_CFG_RATE2,
4039 txpower);
4040
4041 /* read the next four txpower values */
4042 rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
4043 offset + 7, &eeprom);
4044
4045 /* STBC, MCS 7 */
4046 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0);
4047 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
4048 txpower, delta);
4049 rt2x00_set_field32(&regs[TX_PWR_CFG_9_IDX],
4050 TX_PWR_CFG_9_STBC7_CH0, txpower);
4051 rt2x00_set_field32(&regs[TX_PWR_CFG_9_IDX],
4052 TX_PWR_CFG_9_STBC7_CH1, txpower);
4053 rt2x00_set_field32(&regs[TX_PWR_CFG_9_IDX],
4054 TX_PWR_CFG_9_STBC7_CH2, txpower);
4055
4056 rt2800_register_write(rt2x00dev, TX_PWR_CFG_0, regs[TX_PWR_CFG_0_IDX]);
4057 rt2800_register_write(rt2x00dev, TX_PWR_CFG_1, regs[TX_PWR_CFG_1_IDX]);
4058 rt2800_register_write(rt2x00dev, TX_PWR_CFG_2, regs[TX_PWR_CFG_2_IDX]);
4059 rt2800_register_write(rt2x00dev, TX_PWR_CFG_3, regs[TX_PWR_CFG_3_IDX]);
4060 rt2800_register_write(rt2x00dev, TX_PWR_CFG_4, regs[TX_PWR_CFG_4_IDX]);
4061 rt2800_register_write(rt2x00dev, TX_PWR_CFG_5, regs[TX_PWR_CFG_5_IDX]);
4062 rt2800_register_write(rt2x00dev, TX_PWR_CFG_6, regs[TX_PWR_CFG_6_IDX]);
4063 rt2800_register_write(rt2x00dev, TX_PWR_CFG_7, regs[TX_PWR_CFG_7_IDX]);
4064 rt2800_register_write(rt2x00dev, TX_PWR_CFG_8, regs[TX_PWR_CFG_8_IDX]);
4065 rt2800_register_write(rt2x00dev, TX_PWR_CFG_9, regs[TX_PWR_CFG_9_IDX]);
4066
4067 rt2800_register_write(rt2x00dev, TX_PWR_CFG_0_EXT,
4068 regs[TX_PWR_CFG_0_EXT_IDX]);
4069 rt2800_register_write(rt2x00dev, TX_PWR_CFG_1_EXT,
4070 regs[TX_PWR_CFG_1_EXT_IDX]);
4071 rt2800_register_write(rt2x00dev, TX_PWR_CFG_2_EXT,
4072 regs[TX_PWR_CFG_2_EXT_IDX]);
4073 rt2800_register_write(rt2x00dev, TX_PWR_CFG_3_EXT,
4074 regs[TX_PWR_CFG_3_EXT_IDX]);
4075 rt2800_register_write(rt2x00dev, TX_PWR_CFG_4_EXT,
4076 regs[TX_PWR_CFG_4_EXT_IDX]);
4077
4078 for (i = 0; i < TX_PWR_CFG_IDX_COUNT; i++)
4079 rt2x00_dbg(rt2x00dev,
4080 "band:%cGHz, BW:%c0MHz, TX_PWR_CFG_%d%s = %08lx\n",
4081 (band == IEEE80211_BAND_5GHZ) ? '5' : '2',
4082 (test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)) ?
4083 '4' : '2',
4084 (i > TX_PWR_CFG_9_IDX) ?
4085 (i - TX_PWR_CFG_9_IDX - 1) : i,
4086 (i > TX_PWR_CFG_9_IDX) ? "_EXT" : "",
4087 (unsigned long) regs[i]);
4088 }
4089
4090 /*
4091 * We configure transmit power using MAC TX_PWR_CFG_{0,...,N} registers and
4092 * BBP R1 register. TX_PWR_CFG_X allow to configure per rate TX power values,
4093 * 4 bits for each rate (tune from 0 to 15 dBm). BBP_R1 controls transmit power
4094 * for all rates, but allow to set only 4 discrete values: -12, -6, 0 and 6 dBm.
4095 * Reference per rate transmit power values are located in the EEPROM at
4096 * EEPROM_TXPOWER_BYRATE offset. We adjust them and BBP R1 settings according to
4097 * current conditions (i.e. band, bandwidth, temperature, user settings).
4098 */
4099 static void rt2800_config_txpower_rt28xx(struct rt2x00_dev *rt2x00dev,
4100 struct ieee80211_channel *chan,
4101 int power_level)
4102 {
4103 u8 txpower, r1;
4104 u16 eeprom;
4105 u32 reg, offset;
4106 int i, is_rate_b, delta, power_ctrl;
4107 enum ieee80211_band band = chan->band;
4108
4109 /*
4110 * Calculate HT40 compensation. For 40MHz we need to add or subtract
4111 * value read from EEPROM (different for 2GHz and for 5GHz).
4112 */
4113 delta = rt2800_get_txpower_bw_comp(rt2x00dev, band);
4114
4115 /*
4116 * Calculate temperature compensation. Depends on measurement of current
4117 * TSSI (Transmitter Signal Strength Indication) we know TX power (due
4118 * to temperature or maybe other factors) is smaller or bigger than
4119 * expected. We adjust it, based on TSSI reference and boundaries values
4120 * provided in EEPROM.
4121 */
4122 switch (rt2x00dev->chip.rt) {
4123 case RT2860:
4124 case RT2872:
4125 case RT2883:
4126 case RT3070:
4127 case RT3071:
4128 case RT3090:
4129 case RT3572:
4130 delta += rt2800_get_gain_calibration_delta(rt2x00dev);
4131 break;
4132 default:
4133 /* TODO: temperature compensation code for other chips. */
4134 break;
4135 }
4136
4137 /*
4138 * Decrease power according to user settings, on devices with unknown
4139 * maximum tx power. For other devices we take user power_level into
4140 * consideration on rt2800_compensate_txpower().
4141 */
4142 delta += rt2800_get_txpower_reg_delta(rt2x00dev, power_level,
4143 chan->max_power);
4144
4145 /*
4146 * BBP_R1 controls TX power for all rates, it allow to set the following
4147 * gains -12, -6, 0, +6 dBm by setting values 2, 1, 0, 3 respectively.
4148 *
4149 * TODO: we do not use +6 dBm option to do not increase power beyond
4150 * regulatory limit, however this could be utilized for devices with
4151 * CAPABILITY_POWER_LIMIT.
4152 */
4153 if (delta <= -12) {
4154 power_ctrl = 2;
4155 delta += 12;
4156 } else if (delta <= -6) {
4157 power_ctrl = 1;
4158 delta += 6;
4159 } else {
4160 power_ctrl = 0;
4161 }
4162 rt2800_bbp_read(rt2x00dev, 1, &r1);
4163 rt2x00_set_field8(&r1, BBP1_TX_POWER_CTRL, power_ctrl);
4164 rt2800_bbp_write(rt2x00dev, 1, r1);
4165
4166 offset = TX_PWR_CFG_0;
4167
4168 for (i = 0; i < EEPROM_TXPOWER_BYRATE_SIZE; i += 2) {
4169 /* just to be safe */
4170 if (offset > TX_PWR_CFG_4)
4171 break;
4172
4173 rt2800_register_read(rt2x00dev, offset, &reg);
4174
4175 /* read the next four txpower values */
4176 rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
4177 i, &eeprom);
4178
4179 is_rate_b = i ? 0 : 1;
4180 /*
4181 * TX_PWR_CFG_0: 1MBS, TX_PWR_CFG_1: 24MBS,
4182 * TX_PWR_CFG_2: MCS4, TX_PWR_CFG_3: MCS12,
4183 * TX_PWR_CFG_4: unknown
4184 */
4185 txpower = rt2x00_get_field16(eeprom,
4186 EEPROM_TXPOWER_BYRATE_RATE0);
4187 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
4188 power_level, txpower, delta);
4189 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE0, txpower);
4190
4191 /*
4192 * TX_PWR_CFG_0: 2MBS, TX_PWR_CFG_1: 36MBS,
4193 * TX_PWR_CFG_2: MCS5, TX_PWR_CFG_3: MCS13,
4194 * TX_PWR_CFG_4: unknown
4195 */
4196 txpower = rt2x00_get_field16(eeprom,
4197 EEPROM_TXPOWER_BYRATE_RATE1);
4198 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
4199 power_level, txpower, delta);
4200 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE1, txpower);
4201
4202 /*
4203 * TX_PWR_CFG_0: 5.5MBS, TX_PWR_CFG_1: 48MBS,
4204 * TX_PWR_CFG_2: MCS6, TX_PWR_CFG_3: MCS14,
4205 * TX_PWR_CFG_4: unknown
4206 */
4207 txpower = rt2x00_get_field16(eeprom,
4208 EEPROM_TXPOWER_BYRATE_RATE2);
4209 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
4210 power_level, txpower, delta);
4211 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE2, txpower);
4212
4213 /*
4214 * TX_PWR_CFG_0: 11MBS, TX_PWR_CFG_1: 54MBS,
4215 * TX_PWR_CFG_2: MCS7, TX_PWR_CFG_3: MCS15,
4216 * TX_PWR_CFG_4: unknown
4217 */
4218 txpower = rt2x00_get_field16(eeprom,
4219 EEPROM_TXPOWER_BYRATE_RATE3);
4220 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
4221 power_level, txpower, delta);
4222 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE3, txpower);
4223
4224 /* read the next four txpower values */
4225 rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
4226 i + 1, &eeprom);
4227
4228 is_rate_b = 0;
4229 /*
4230 * TX_PWR_CFG_0: 6MBS, TX_PWR_CFG_1: MCS0,
4231 * TX_PWR_CFG_2: MCS8, TX_PWR_CFG_3: unknown,
4232 * TX_PWR_CFG_4: unknown
4233 */
4234 txpower = rt2x00_get_field16(eeprom,
4235 EEPROM_TXPOWER_BYRATE_RATE0);
4236 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
4237 power_level, txpower, delta);
4238 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE4, txpower);
4239
4240 /*
4241 * TX_PWR_CFG_0: 9MBS, TX_PWR_CFG_1: MCS1,
4242 * TX_PWR_CFG_2: MCS9, TX_PWR_CFG_3: unknown,
4243 * TX_PWR_CFG_4: unknown
4244 */
4245 txpower = rt2x00_get_field16(eeprom,
4246 EEPROM_TXPOWER_BYRATE_RATE1);
4247 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
4248 power_level, txpower, delta);
4249 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE5, txpower);
4250
4251 /*
4252 * TX_PWR_CFG_0: 12MBS, TX_PWR_CFG_1: MCS2,
4253 * TX_PWR_CFG_2: MCS10, TX_PWR_CFG_3: unknown,
4254 * TX_PWR_CFG_4: unknown
4255 */
4256 txpower = rt2x00_get_field16(eeprom,
4257 EEPROM_TXPOWER_BYRATE_RATE2);
4258 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
4259 power_level, txpower, delta);
4260 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE6, txpower);
4261
4262 /*
4263 * TX_PWR_CFG_0: 18MBS, TX_PWR_CFG_1: MCS3,
4264 * TX_PWR_CFG_2: MCS11, TX_PWR_CFG_3: unknown,
4265 * TX_PWR_CFG_4: unknown
4266 */
4267 txpower = rt2x00_get_field16(eeprom,
4268 EEPROM_TXPOWER_BYRATE_RATE3);
4269 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
4270 power_level, txpower, delta);
4271 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE7, txpower);
4272
4273 rt2800_register_write(rt2x00dev, offset, reg);
4274
4275 /* next TX_PWR_CFG register */
4276 offset += 4;
4277 }
4278 }
4279
4280 static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
4281 struct ieee80211_channel *chan,
4282 int power_level)
4283 {
4284 if (rt2x00_rt(rt2x00dev, RT3593))
4285 rt2800_config_txpower_rt3593(rt2x00dev, chan, power_level);
4286 else
4287 rt2800_config_txpower_rt28xx(rt2x00dev, chan, power_level);
4288 }
4289
4290 void rt2800_gain_calibration(struct rt2x00_dev *rt2x00dev)
4291 {
4292 rt2800_config_txpower(rt2x00dev, rt2x00dev->hw->conf.chandef.chan,
4293 rt2x00dev->tx_power);
4294 }
4295 EXPORT_SYMBOL_GPL(rt2800_gain_calibration);
4296
4297 void rt2800_vco_calibration(struct rt2x00_dev *rt2x00dev)
4298 {
4299 u32 tx_pin;
4300 u8 rfcsr;
4301
4302 /*
4303 * A voltage-controlled oscillator(VCO) is an electronic oscillator
4304 * designed to be controlled in oscillation frequency by a voltage
4305 * input. Maybe the temperature will affect the frequency of
4306 * oscillation to be shifted. The VCO calibration will be called
4307 * periodically to adjust the frequency to be precision.
4308 */
4309
4310 rt2800_register_read(rt2x00dev, TX_PIN_CFG, &tx_pin);
4311 tx_pin &= TX_PIN_CFG_PA_PE_DISABLE;
4312 rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin);
4313
4314 switch (rt2x00dev->chip.rf) {
4315 case RF2020:
4316 case RF3020:
4317 case RF3021:
4318 case RF3022:
4319 case RF3320:
4320 case RF3052:
4321 rt2800_rfcsr_read(rt2x00dev, 7, &rfcsr);
4322 rt2x00_set_field8(&rfcsr, RFCSR7_RF_TUNING, 1);
4323 rt2800_rfcsr_write(rt2x00dev, 7, rfcsr);
4324 break;
4325 case RF3053:
4326 case RF3070:
4327 case RF3290:
4328 case RF5360:
4329 case RF5362:
4330 case RF5370:
4331 case RF5372:
4332 case RF5390:
4333 case RF5392:
4334 rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr);
4335 rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1);
4336 rt2800_rfcsr_write(rt2x00dev, 3, rfcsr);
4337 break;
4338 default:
4339 return;
4340 }
4341
4342 mdelay(1);
4343
4344 rt2800_register_read(rt2x00dev, TX_PIN_CFG, &tx_pin);
4345 if (rt2x00dev->rf_channel <= 14) {
4346 switch (rt2x00dev->default_ant.tx_chain_num) {
4347 case 3:
4348 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G2_EN, 1);
4349 /* fall through */
4350 case 2:
4351 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G1_EN, 1);
4352 /* fall through */
4353 case 1:
4354 default:
4355 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G0_EN, 1);
4356 break;
4357 }
4358 } else {
4359 switch (rt2x00dev->default_ant.tx_chain_num) {
4360 case 3:
4361 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A2_EN, 1);
4362 /* fall through */
4363 case 2:
4364 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A1_EN, 1);
4365 /* fall through */
4366 case 1:
4367 default:
4368 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A0_EN, 1);
4369 break;
4370 }
4371 }
4372 rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin);
4373
4374 }
4375 EXPORT_SYMBOL_GPL(rt2800_vco_calibration);
4376
4377 static void rt2800_config_retry_limit(struct rt2x00_dev *rt2x00dev,
4378 struct rt2x00lib_conf *libconf)
4379 {
4380 u32 reg;
4381
4382 rt2800_register_read(rt2x00dev, TX_RTY_CFG, &reg);
4383 rt2x00_set_field32(&reg, TX_RTY_CFG_SHORT_RTY_LIMIT,
4384 libconf->conf->short_frame_max_tx_count);
4385 rt2x00_set_field32(&reg, TX_RTY_CFG_LONG_RTY_LIMIT,
4386 libconf->conf->long_frame_max_tx_count);
4387 rt2800_register_write(rt2x00dev, TX_RTY_CFG, reg);
4388 }
4389
4390 static void rt2800_config_ps(struct rt2x00_dev *rt2x00dev,
4391 struct rt2x00lib_conf *libconf)
4392 {
4393 enum dev_state state =
4394 (libconf->conf->flags & IEEE80211_CONF_PS) ?
4395 STATE_SLEEP : STATE_AWAKE;
4396 u32 reg;
4397
4398 if (state == STATE_SLEEP) {
4399 rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, 0);
4400
4401 rt2800_register_read(rt2x00dev, AUTOWAKEUP_CFG, &reg);
4402 rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTO_LEAD_TIME, 5);
4403 rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE,
4404 libconf->conf->listen_interval - 1);
4405 rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTOWAKE, 1);
4406 rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, reg);
4407
4408 rt2x00dev->ops->lib->set_device_state(rt2x00dev, state);
4409 } else {
4410 rt2800_register_read(rt2x00dev, AUTOWAKEUP_CFG, &reg);
4411 rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTO_LEAD_TIME, 0);
4412 rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE, 0);
4413 rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTOWAKE, 0);
4414 rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, reg);
4415
4416 rt2x00dev->ops->lib->set_device_state(rt2x00dev, state);
4417 }
4418 }
4419
4420 void rt2800_config(struct rt2x00_dev *rt2x00dev,
4421 struct rt2x00lib_conf *libconf,
4422 const unsigned int flags)
4423 {
4424 /* Always recalculate LNA gain before changing configuration */
4425 rt2800_config_lna_gain(rt2x00dev, libconf);
4426
4427 if (flags & IEEE80211_CONF_CHANGE_CHANNEL) {
4428 rt2800_config_channel(rt2x00dev, libconf->conf,
4429 &libconf->rf, &libconf->channel);
4430 rt2800_config_txpower(rt2x00dev, libconf->conf->chandef.chan,
4431 libconf->conf->power_level);
4432 }
4433 if (flags & IEEE80211_CONF_CHANGE_POWER)
4434 rt2800_config_txpower(rt2x00dev, libconf->conf->chandef.chan,
4435 libconf->conf->power_level);
4436 if (flags & IEEE80211_CONF_CHANGE_RETRY_LIMITS)
4437 rt2800_config_retry_limit(rt2x00dev, libconf);
4438 if (flags & IEEE80211_CONF_CHANGE_PS)
4439 rt2800_config_ps(rt2x00dev, libconf);
4440 }
4441 EXPORT_SYMBOL_GPL(rt2800_config);
4442
4443 /*
4444 * Link tuning
4445 */
4446 void rt2800_link_stats(struct rt2x00_dev *rt2x00dev, struct link_qual *qual)
4447 {
4448 u32 reg;
4449
4450 /*
4451 * Update FCS error count from register.
4452 */
4453 rt2800_register_read(rt2x00dev, RX_STA_CNT0, &reg);
4454 qual->rx_failed = rt2x00_get_field32(reg, RX_STA_CNT0_CRC_ERR);
4455 }
4456 EXPORT_SYMBOL_GPL(rt2800_link_stats);
4457
4458 static u8 rt2800_get_default_vgc(struct rt2x00_dev *rt2x00dev)
4459 {
4460 u8 vgc;
4461
4462 if (rt2x00dev->curr_band == IEEE80211_BAND_2GHZ) {
4463 if (rt2x00_rt(rt2x00dev, RT3070) ||
4464 rt2x00_rt(rt2x00dev, RT3071) ||
4465 rt2x00_rt(rt2x00dev, RT3090) ||
4466 rt2x00_rt(rt2x00dev, RT3290) ||
4467 rt2x00_rt(rt2x00dev, RT3390) ||
4468 rt2x00_rt(rt2x00dev, RT3572) ||
4469 rt2x00_rt(rt2x00dev, RT3593) ||
4470 rt2x00_rt(rt2x00dev, RT5390) ||
4471 rt2x00_rt(rt2x00dev, RT5392) ||
4472 rt2x00_rt(rt2x00dev, RT5592))
4473 vgc = 0x1c + (2 * rt2x00dev->lna_gain);
4474 else
4475 vgc = 0x2e + rt2x00dev->lna_gain;
4476 } else { /* 5GHZ band */
4477 if (rt2x00_rt(rt2x00dev, RT3593))
4478 vgc = 0x20 + (rt2x00dev->lna_gain * 5) / 3;
4479 else if (rt2x00_rt(rt2x00dev, RT5592))
4480 vgc = 0x24 + (2 * rt2x00dev->lna_gain);
4481 else {
4482 if (!test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags))
4483 vgc = 0x32 + (rt2x00dev->lna_gain * 5) / 3;
4484 else
4485 vgc = 0x3a + (rt2x00dev->lna_gain * 5) / 3;
4486 }
4487 }
4488
4489 return vgc;
4490 }
4491
4492 static inline void rt2800_set_vgc(struct rt2x00_dev *rt2x00dev,
4493 struct link_qual *qual, u8 vgc_level)
4494 {
4495 if (qual->vgc_level != vgc_level) {
4496 if (rt2x00_rt(rt2x00dev, RT3572) ||
4497 rt2x00_rt(rt2x00dev, RT3593)) {
4498 rt2800_bbp_write_with_rx_chain(rt2x00dev, 66,
4499 vgc_level);
4500 } else if (rt2x00_rt(rt2x00dev, RT5592)) {
4501 rt2800_bbp_write(rt2x00dev, 83, qual->rssi > -65 ? 0x4a : 0x7a);
4502 rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, vgc_level);
4503 } else {
4504 rt2800_bbp_write(rt2x00dev, 66, vgc_level);
4505 }
4506
4507 qual->vgc_level = vgc_level;
4508 qual->vgc_level_reg = vgc_level;
4509 }
4510 }
4511
4512 void rt2800_reset_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual)
4513 {
4514 rt2800_set_vgc(rt2x00dev, qual, rt2800_get_default_vgc(rt2x00dev));
4515 }
4516 EXPORT_SYMBOL_GPL(rt2800_reset_tuner);
4517
4518 void rt2800_link_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual,
4519 const u32 count)
4520 {
4521 u8 vgc;
4522
4523 if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C))
4524 return;
4525
4526 /* When RSSI is better than a certain threshold, increase VGC
4527 * with a chip specific value in order to improve the balance
4528 * between sensibility and noise isolation.
4529 */
4530
4531 vgc = rt2800_get_default_vgc(rt2x00dev);
4532
4533 switch (rt2x00dev->chip.rt) {
4534 case RT3572:
4535 case RT3593:
4536 if (qual->rssi > -65) {
4537 if (rt2x00dev->curr_band == IEEE80211_BAND_2GHZ)
4538 vgc += 0x20;
4539 else
4540 vgc += 0x10;
4541 }
4542 break;
4543
4544 case RT5592:
4545 if (qual->rssi > -65)
4546 vgc += 0x20;
4547 break;
4548
4549 default:
4550 if (qual->rssi > -80)
4551 vgc += 0x10;
4552 break;
4553 }
4554
4555 rt2800_set_vgc(rt2x00dev, qual, vgc);
4556 }
4557 EXPORT_SYMBOL_GPL(rt2800_link_tuner);
4558
4559 /*
4560 * Initialization functions.
4561 */
4562 static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev)
4563 {
4564 u32 reg;
4565 u16 eeprom;
4566 unsigned int i;
4567 int ret;
4568
4569 rt2800_disable_wpdma(rt2x00dev);
4570
4571 ret = rt2800_drv_init_registers(rt2x00dev);
4572 if (ret)
4573 return ret;
4574
4575 rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE, 0x0000013f);
4576 rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003);
4577
4578 rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0x00000000);
4579
4580 rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
4581 rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_INTERVAL, 1600);
4582 rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_TICKING, 0);
4583 rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_SYNC, 0);
4584 rt2x00_set_field32(&reg, BCN_TIME_CFG_TBTT_ENABLE, 0);
4585 rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 0);
4586 rt2x00_set_field32(&reg, BCN_TIME_CFG_TX_TIME_COMPENSATE, 0);
4587 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
4588
4589 rt2800_config_filter(rt2x00dev, FIF_ALLMULTI);
4590
4591 rt2800_register_read(rt2x00dev, BKOFF_SLOT_CFG, &reg);
4592 rt2x00_set_field32(&reg, BKOFF_SLOT_CFG_SLOT_TIME, 9);
4593 rt2x00_set_field32(&reg, BKOFF_SLOT_CFG_CC_DELAY_TIME, 2);
4594 rt2800_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg);
4595
4596 if (rt2x00_rt(rt2x00dev, RT3290)) {
4597 rt2800_register_read(rt2x00dev, WLAN_FUN_CTRL, &reg);
4598 if (rt2x00_get_field32(reg, WLAN_EN) == 1) {
4599 rt2x00_set_field32(&reg, PCIE_APP0_CLK_REQ, 1);
4600 rt2800_register_write(rt2x00dev, WLAN_FUN_CTRL, reg);
4601 }
4602
4603 rt2800_register_read(rt2x00dev, CMB_CTRL, &reg);
4604 if (!(rt2x00_get_field32(reg, LDO0_EN) == 1)) {
4605 rt2x00_set_field32(&reg, LDO0_EN, 1);
4606 rt2x00_set_field32(&reg, LDO_BGSEL, 3);
4607 rt2800_register_write(rt2x00dev, CMB_CTRL, reg);
4608 }
4609
4610 rt2800_register_read(rt2x00dev, OSC_CTRL, &reg);
4611 rt2x00_set_field32(&reg, OSC_ROSC_EN, 1);
4612 rt2x00_set_field32(&reg, OSC_CAL_REQ, 1);
4613 rt2x00_set_field32(&reg, OSC_REF_CYCLE, 0x27);
4614 rt2800_register_write(rt2x00dev, OSC_CTRL, reg);
4615
4616 rt2800_register_read(rt2x00dev, COEX_CFG0, &reg);
4617 rt2x00_set_field32(&reg, COEX_CFG_ANT, 0x5e);
4618 rt2800_register_write(rt2x00dev, COEX_CFG0, reg);
4619
4620 rt2800_register_read(rt2x00dev, COEX_CFG2, &reg);
4621 rt2x00_set_field32(&reg, BT_COEX_CFG1, 0x00);
4622 rt2x00_set_field32(&reg, BT_COEX_CFG0, 0x17);
4623 rt2x00_set_field32(&reg, WL_COEX_CFG1, 0x93);
4624 rt2x00_set_field32(&reg, WL_COEX_CFG0, 0x7f);
4625 rt2800_register_write(rt2x00dev, COEX_CFG2, reg);
4626
4627 rt2800_register_read(rt2x00dev, PLL_CTRL, &reg);
4628 rt2x00_set_field32(&reg, PLL_CONTROL, 1);
4629 rt2800_register_write(rt2x00dev, PLL_CTRL, reg);
4630 }
4631
4632 if (rt2x00_rt(rt2x00dev, RT3071) ||
4633 rt2x00_rt(rt2x00dev, RT3090) ||
4634 rt2x00_rt(rt2x00dev, RT3290) ||
4635 rt2x00_rt(rt2x00dev, RT3390)) {
4636
4637 if (rt2x00_rt(rt2x00dev, RT3290))
4638 rt2800_register_write(rt2x00dev, TX_SW_CFG0,
4639 0x00000404);
4640 else
4641 rt2800_register_write(rt2x00dev, TX_SW_CFG0,
4642 0x00000400);
4643
4644 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000);
4645 if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) ||
4646 rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) ||
4647 rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) {
4648 rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1,
4649 &eeprom);
4650 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_DAC_TEST))
4651 rt2800_register_write(rt2x00dev, TX_SW_CFG2,
4652 0x0000002c);
4653 else
4654 rt2800_register_write(rt2x00dev, TX_SW_CFG2,
4655 0x0000000f);
4656 } else {
4657 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000);
4658 }
4659 } else if (rt2x00_rt(rt2x00dev, RT3070)) {
4660 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400);
4661
4662 if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F)) {
4663 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000);
4664 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x0000002c);
4665 } else {
4666 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606);
4667 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000);
4668 }
4669 } else if (rt2800_is_305x_soc(rt2x00dev)) {
4670 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400);
4671 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000);
4672 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000030);
4673 } else if (rt2x00_rt(rt2x00dev, RT3352)) {
4674 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000402);
4675 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606);
4676 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000);
4677 } else if (rt2x00_rt(rt2x00dev, RT3572)) {
4678 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400);
4679 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606);
4680 } else if (rt2x00_rt(rt2x00dev, RT3593)) {
4681 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000402);
4682 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000);
4683 if (rt2x00_rt_rev_lt(rt2x00dev, RT3593, REV_RT3593E)) {
4684 rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1,
4685 &eeprom);
4686 if (rt2x00_get_field16(eeprom,
4687 EEPROM_NIC_CONF1_DAC_TEST))
4688 rt2800_register_write(rt2x00dev, TX_SW_CFG2,
4689 0x0000001f);
4690 else
4691 rt2800_register_write(rt2x00dev, TX_SW_CFG2,
4692 0x0000000f);
4693 } else {
4694 rt2800_register_write(rt2x00dev, TX_SW_CFG2,
4695 0x00000000);
4696 }
4697 } else if (rt2x00_rt(rt2x00dev, RT5390) ||
4698 rt2x00_rt(rt2x00dev, RT5392) ||
4699 rt2x00_rt(rt2x00dev, RT5592)) {
4700 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000404);
4701 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606);
4702 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000);
4703 } else {
4704 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000000);
4705 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606);
4706 }
4707
4708 rt2800_register_read(rt2x00dev, TX_LINK_CFG, &reg);
4709 rt2x00_set_field32(&reg, TX_LINK_CFG_REMOTE_MFB_LIFETIME, 32);
4710 rt2x00_set_field32(&reg, TX_LINK_CFG_MFB_ENABLE, 0);
4711 rt2x00_set_field32(&reg, TX_LINK_CFG_REMOTE_UMFS_ENABLE, 0);
4712 rt2x00_set_field32(&reg, TX_LINK_CFG_TX_MRQ_EN, 0);
4713 rt2x00_set_field32(&reg, TX_LINK_CFG_TX_RDG_EN, 0);
4714 rt2x00_set_field32(&reg, TX_LINK_CFG_TX_CF_ACK_EN, 1);
4715 rt2x00_set_field32(&reg, TX_LINK_CFG_REMOTE_MFB, 0);
4716 rt2x00_set_field32(&reg, TX_LINK_CFG_REMOTE_MFS, 0);
4717 rt2800_register_write(rt2x00dev, TX_LINK_CFG, reg);
4718
4719 rt2800_register_read(rt2x00dev, TX_TIMEOUT_CFG, &reg);
4720 rt2x00_set_field32(&reg, TX_TIMEOUT_CFG_MPDU_LIFETIME, 9);
4721 rt2x00_set_field32(&reg, TX_TIMEOUT_CFG_RX_ACK_TIMEOUT, 32);
4722 rt2x00_set_field32(&reg, TX_TIMEOUT_CFG_TX_OP_TIMEOUT, 10);
4723 rt2800_register_write(rt2x00dev, TX_TIMEOUT_CFG, reg);
4724
4725 rt2800_register_read(rt2x00dev, MAX_LEN_CFG, &reg);
4726 rt2x00_set_field32(&reg, MAX_LEN_CFG_MAX_MPDU, AGGREGATION_SIZE);
4727 if (rt2x00_rt_rev_gte(rt2x00dev, RT2872, REV_RT2872E) ||
4728 rt2x00_rt(rt2x00dev, RT2883) ||
4729 rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070E))
4730 rt2x00_set_field32(&reg, MAX_LEN_CFG_MAX_PSDU, 2);
4731 else
4732 rt2x00_set_field32(&reg, MAX_LEN_CFG_MAX_PSDU, 1);
4733 rt2x00_set_field32(&reg, MAX_LEN_CFG_MIN_PSDU, 0);
4734 rt2x00_set_field32(&reg, MAX_LEN_CFG_MIN_MPDU, 0);
4735 rt2800_register_write(rt2x00dev, MAX_LEN_CFG, reg);
4736
4737 rt2800_register_read(rt2x00dev, LED_CFG, &reg);
4738 rt2x00_set_field32(&reg, LED_CFG_ON_PERIOD, 70);
4739 rt2x00_set_field32(&reg, LED_CFG_OFF_PERIOD, 30);
4740 rt2x00_set_field32(&reg, LED_CFG_SLOW_BLINK_PERIOD, 3);
4741 rt2x00_set_field32(&reg, LED_CFG_R_LED_MODE, 3);
4742 rt2x00_set_field32(&reg, LED_CFG_G_LED_MODE, 3);
4743 rt2x00_set_field32(&reg, LED_CFG_Y_LED_MODE, 3);
4744 rt2x00_set_field32(&reg, LED_CFG_LED_POLAR, 1);
4745 rt2800_register_write(rt2x00dev, LED_CFG, reg);
4746
4747 rt2800_register_write(rt2x00dev, PBF_MAX_PCNT, 0x1f3fbf9f);
4748
4749 rt2800_register_read(rt2x00dev, TX_RTY_CFG, &reg);
4750 rt2x00_set_field32(&reg, TX_RTY_CFG_SHORT_RTY_LIMIT, 15);
4751 rt2x00_set_field32(&reg, TX_RTY_CFG_LONG_RTY_LIMIT, 31);
4752 rt2x00_set_field32(&reg, TX_RTY_CFG_LONG_RTY_THRE, 2000);
4753 rt2x00_set_field32(&reg, TX_RTY_CFG_NON_AGG_RTY_MODE, 0);
4754 rt2x00_set_field32(&reg, TX_RTY_CFG_AGG_RTY_MODE, 0);
4755 rt2x00_set_field32(&reg, TX_RTY_CFG_TX_AUTO_FB_ENABLE, 1);
4756 rt2800_register_write(rt2x00dev, TX_RTY_CFG, reg);
4757
4758 rt2800_register_read(rt2x00dev, AUTO_RSP_CFG, &reg);
4759 rt2x00_set_field32(&reg, AUTO_RSP_CFG_AUTORESPONDER, 1);
4760 rt2x00_set_field32(&reg, AUTO_RSP_CFG_BAC_ACK_POLICY, 1);
4761 rt2x00_set_field32(&reg, AUTO_RSP_CFG_CTS_40_MMODE, 0);
4762 rt2x00_set_field32(&reg, AUTO_RSP_CFG_CTS_40_MREF, 0);
4763 rt2x00_set_field32(&reg, AUTO_RSP_CFG_AR_PREAMBLE, 1);
4764 rt2x00_set_field32(&reg, AUTO_RSP_CFG_DUAL_CTS_EN, 0);
4765 rt2x00_set_field32(&reg, AUTO_RSP_CFG_ACK_CTS_PSM_BIT, 0);
4766 rt2800_register_write(rt2x00dev, AUTO_RSP_CFG, reg);
4767
4768 rt2800_register_read(rt2x00dev, CCK_PROT_CFG, &reg);
4769 rt2x00_set_field32(&reg, CCK_PROT_CFG_PROTECT_RATE, 3);
4770 rt2x00_set_field32(&reg, CCK_PROT_CFG_PROTECT_CTRL, 0);
4771 rt2x00_set_field32(&reg, CCK_PROT_CFG_PROTECT_NAV_SHORT, 1);
4772 rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_CCK, 1);
4773 rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
4774 rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_MM20, 1);
4775 rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_MM40, 0);
4776 rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_GF20, 1);
4777 rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_GF40, 0);
4778 rt2x00_set_field32(&reg, CCK_PROT_CFG_RTS_TH_EN, 1);
4779 rt2800_register_write(rt2x00dev, CCK_PROT_CFG, reg);
4780
4781 rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, &reg);
4782 rt2x00_set_field32(&reg, OFDM_PROT_CFG_PROTECT_RATE, 3);
4783 rt2x00_set_field32(&reg, OFDM_PROT_CFG_PROTECT_CTRL, 0);
4784 rt2x00_set_field32(&reg, OFDM_PROT_CFG_PROTECT_NAV_SHORT, 1);
4785 rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_CCK, 1);
4786 rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
4787 rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_MM20, 1);
4788 rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_MM40, 0);
4789 rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_GF20, 1);
4790 rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_GF40, 0);
4791 rt2x00_set_field32(&reg, OFDM_PROT_CFG_RTS_TH_EN, 1);
4792 rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg);
4793
4794 rt2800_register_read(rt2x00dev, MM20_PROT_CFG, &reg);
4795 rt2x00_set_field32(&reg, MM20_PROT_CFG_PROTECT_RATE, 0x4004);
4796 rt2x00_set_field32(&reg, MM20_PROT_CFG_PROTECT_CTRL, 0);
4797 rt2x00_set_field32(&reg, MM20_PROT_CFG_PROTECT_NAV_SHORT, 1);
4798 rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_CCK, 1);
4799 rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
4800 rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_MM20, 1);
4801 rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_MM40, 0);
4802 rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_GF20, 1);
4803 rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_GF40, 0);
4804 rt2x00_set_field32(&reg, MM20_PROT_CFG_RTS_TH_EN, 0);
4805 rt2800_register_write(rt2x00dev, MM20_PROT_CFG, reg);
4806
4807 rt2800_register_read(rt2x00dev, MM40_PROT_CFG, &reg);
4808 rt2x00_set_field32(&reg, MM40_PROT_CFG_PROTECT_RATE, 0x4084);
4809 rt2x00_set_field32(&reg, MM40_PROT_CFG_PROTECT_CTRL, 0);
4810 rt2x00_set_field32(&reg, MM40_PROT_CFG_PROTECT_NAV_SHORT, 1);
4811 rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_CCK, 1);
4812 rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
4813 rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_MM20, 1);
4814 rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_MM40, 1);
4815 rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_GF20, 1);
4816 rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_GF40, 1);
4817 rt2x00_set_field32(&reg, MM40_PROT_CFG_RTS_TH_EN, 0);
4818 rt2800_register_write(rt2x00dev, MM40_PROT_CFG, reg);
4819
4820 rt2800_register_read(rt2x00dev, GF20_PROT_CFG, &reg);
4821 rt2x00_set_field32(&reg, GF20_PROT_CFG_PROTECT_RATE, 0x4004);
4822 rt2x00_set_field32(&reg, GF20_PROT_CFG_PROTECT_CTRL, 0);
4823 rt2x00_set_field32(&reg, GF20_PROT_CFG_PROTECT_NAV_SHORT, 1);
4824 rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_CCK, 1);
4825 rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
4826 rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_MM20, 1);
4827 rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_MM40, 0);
4828 rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_GF20, 1);
4829 rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_GF40, 0);
4830 rt2x00_set_field32(&reg, GF20_PROT_CFG_RTS_TH_EN, 0);
4831 rt2800_register_write(rt2x00dev, GF20_PROT_CFG, reg);
4832
4833 rt2800_register_read(rt2x00dev, GF40_PROT_CFG, &reg);
4834 rt2x00_set_field32(&reg, GF40_PROT_CFG_PROTECT_RATE, 0x4084);
4835 rt2x00_set_field32(&reg, GF40_PROT_CFG_PROTECT_CTRL, 0);
4836 rt2x00_set_field32(&reg, GF40_PROT_CFG_PROTECT_NAV_SHORT, 1);
4837 rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_CCK, 1);
4838 rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
4839 rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_MM20, 1);
4840 rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_MM40, 1);
4841 rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_GF20, 1);
4842 rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_GF40, 1);
4843 rt2x00_set_field32(&reg, GF40_PROT_CFG_RTS_TH_EN, 0);
4844 rt2800_register_write(rt2x00dev, GF40_PROT_CFG, reg);
4845
4846 if (rt2x00_is_usb(rt2x00dev)) {
4847 rt2800_register_write(rt2x00dev, PBF_CFG, 0xf40006);
4848
4849 rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
4850 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0);
4851 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_DMA_BUSY, 0);
4852 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0);
4853 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_RX_DMA_BUSY, 0);
4854 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_WP_DMA_BURST_SIZE, 3);
4855 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 0);
4856 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_BIG_ENDIAN, 0);
4857 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_RX_HDR_SCATTER, 0);
4858 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_HDR_SEG_LEN, 0);
4859 rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg);
4860 }
4861
4862 /*
4863 * The legacy driver also sets TXOP_CTRL_CFG_RESERVED_TRUN_EN to 1
4864 * although it is reserved.
4865 */
4866 rt2800_register_read(rt2x00dev, TXOP_CTRL_CFG, &reg);
4867 rt2x00_set_field32(&reg, TXOP_CTRL_CFG_TIMEOUT_TRUN_EN, 1);
4868 rt2x00_set_field32(&reg, TXOP_CTRL_CFG_AC_TRUN_EN, 1);
4869 rt2x00_set_field32(&reg, TXOP_CTRL_CFG_TXRATEGRP_TRUN_EN, 1);
4870 rt2x00_set_field32(&reg, TXOP_CTRL_CFG_USER_MODE_TRUN_EN, 1);
4871 rt2x00_set_field32(&reg, TXOP_CTRL_CFG_MIMO_PS_TRUN_EN, 1);
4872 rt2x00_set_field32(&reg, TXOP_CTRL_CFG_RESERVED_TRUN_EN, 1);
4873 rt2x00_set_field32(&reg, TXOP_CTRL_CFG_LSIG_TXOP_EN, 0);
4874 rt2x00_set_field32(&reg, TXOP_CTRL_CFG_EXT_CCA_EN, 0);
4875 rt2x00_set_field32(&reg, TXOP_CTRL_CFG_EXT_CCA_DLY, 88);
4876 rt2x00_set_field32(&reg, TXOP_CTRL_CFG_EXT_CWMIN, 0);
4877 rt2800_register_write(rt2x00dev, TXOP_CTRL_CFG, reg);
4878
4879 reg = rt2x00_rt(rt2x00dev, RT5592) ? 0x00000082 : 0x00000002;
4880 rt2800_register_write(rt2x00dev, TXOP_HLDR_ET, reg);
4881
4882 rt2800_register_read(rt2x00dev, TX_RTS_CFG, &reg);
4883 rt2x00_set_field32(&reg, TX_RTS_CFG_AUTO_RTS_RETRY_LIMIT, 32);
4884 rt2x00_set_field32(&reg, TX_RTS_CFG_RTS_THRES,
4885 IEEE80211_MAX_RTS_THRESHOLD);
4886 rt2x00_set_field32(&reg, TX_RTS_CFG_RTS_FBK_EN, 0);
4887 rt2800_register_write(rt2x00dev, TX_RTS_CFG, reg);
4888
4889 rt2800_register_write(rt2x00dev, EXP_ACK_TIME, 0x002400ca);
4890
4891 /*
4892 * Usually the CCK SIFS time should be set to 10 and the OFDM SIFS
4893 * time should be set to 16. However, the original Ralink driver uses
4894 * 16 for both and indeed using a value of 10 for CCK SIFS results in
4895 * connection problems with 11g + CTS protection. Hence, use the same
4896 * defaults as the Ralink driver: 16 for both, CCK and OFDM SIFS.
4897 */
4898 rt2800_register_read(rt2x00dev, XIFS_TIME_CFG, &reg);
4899 rt2x00_set_field32(&reg, XIFS_TIME_CFG_CCKM_SIFS_TIME, 16);
4900 rt2x00_set_field32(&reg, XIFS_TIME_CFG_OFDM_SIFS_TIME, 16);
4901 rt2x00_set_field32(&reg, XIFS_TIME_CFG_OFDM_XIFS_TIME, 4);
4902 rt2x00_set_field32(&reg, XIFS_TIME_CFG_EIFS, 314);
4903 rt2x00_set_field32(&reg, XIFS_TIME_CFG_BB_RXEND_ENABLE, 1);
4904 rt2800_register_write(rt2x00dev, XIFS_TIME_CFG, reg);
4905
4906 rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000003);
4907
4908 /*
4909 * ASIC will keep garbage value after boot, clear encryption keys.
4910 */
4911 for (i = 0; i < 4; i++)
4912 rt2800_register_write(rt2x00dev,
4913 SHARED_KEY_MODE_ENTRY(i), 0);
4914
4915 for (i = 0; i < 256; i++) {
4916 rt2800_config_wcid(rt2x00dev, NULL, i);
4917 rt2800_delete_wcid_attr(rt2x00dev, i);
4918 rt2800_register_write(rt2x00dev, MAC_IVEIV_ENTRY(i), 0);
4919 }
4920
4921 /*
4922 * Clear all beacons
4923 */
4924 for (i = 0; i < 8; i++)
4925 rt2800_clear_beacon_register(rt2x00dev, i);
4926
4927 if (rt2x00_is_usb(rt2x00dev)) {
4928 rt2800_register_read(rt2x00dev, US_CYC_CNT, &reg);
4929 rt2x00_set_field32(&reg, US_CYC_CNT_CLOCK_CYCLE, 30);
4930 rt2800_register_write(rt2x00dev, US_CYC_CNT, reg);
4931 } else if (rt2x00_is_pcie(rt2x00dev)) {
4932 rt2800_register_read(rt2x00dev, US_CYC_CNT, &reg);
4933 rt2x00_set_field32(&reg, US_CYC_CNT_CLOCK_CYCLE, 125);
4934 rt2800_register_write(rt2x00dev, US_CYC_CNT, reg);
4935 }
4936
4937 rt2800_register_read(rt2x00dev, HT_FBK_CFG0, &reg);
4938 rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS0FBK, 0);
4939 rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS1FBK, 0);
4940 rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS2FBK, 1);
4941 rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS3FBK, 2);
4942 rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS4FBK, 3);
4943 rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS5FBK, 4);
4944 rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS6FBK, 5);
4945 rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS7FBK, 6);
4946 rt2800_register_write(rt2x00dev, HT_FBK_CFG0, reg);
4947
4948 rt2800_register_read(rt2x00dev, HT_FBK_CFG1, &reg);
4949 rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS8FBK, 8);
4950 rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS9FBK, 8);
4951 rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS10FBK, 9);
4952 rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS11FBK, 10);
4953 rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS12FBK, 11);
4954 rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS13FBK, 12);
4955 rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS14FBK, 13);
4956 rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS15FBK, 14);
4957 rt2800_register_write(rt2x00dev, HT_FBK_CFG1, reg);
4958
4959 rt2800_register_read(rt2x00dev, LG_FBK_CFG0, &reg);
4960 rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS0FBK, 8);
4961 rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS1FBK, 8);
4962 rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS2FBK, 9);
4963 rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS3FBK, 10);
4964 rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS4FBK, 11);
4965 rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS5FBK, 12);
4966 rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS6FBK, 13);
4967 rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS7FBK, 14);
4968 rt2800_register_write(rt2x00dev, LG_FBK_CFG0, reg);
4969
4970 rt2800_register_read(rt2x00dev, LG_FBK_CFG1, &reg);
4971 rt2x00_set_field32(&reg, LG_FBK_CFG0_CCKMCS0FBK, 0);
4972 rt2x00_set_field32(&reg, LG_FBK_CFG0_CCKMCS1FBK, 0);
4973 rt2x00_set_field32(&reg, LG_FBK_CFG0_CCKMCS2FBK, 1);
4974 rt2x00_set_field32(&reg, LG_FBK_CFG0_CCKMCS3FBK, 2);
4975 rt2800_register_write(rt2x00dev, LG_FBK_CFG1, reg);
4976
4977 /*
4978 * Do not force the BA window size, we use the TXWI to set it
4979 */
4980 rt2800_register_read(rt2x00dev, AMPDU_BA_WINSIZE, &reg);
4981 rt2x00_set_field32(&reg, AMPDU_BA_WINSIZE_FORCE_WINSIZE_ENABLE, 0);
4982 rt2x00_set_field32(&reg, AMPDU_BA_WINSIZE_FORCE_WINSIZE, 0);
4983 rt2800_register_write(rt2x00dev, AMPDU_BA_WINSIZE, reg);
4984
4985 /*
4986 * We must clear the error counters.
4987 * These registers are cleared on read,
4988 * so we may pass a useless variable to store the value.
4989 */
4990 rt2800_register_read(rt2x00dev, RX_STA_CNT0, &reg);
4991 rt2800_register_read(rt2x00dev, RX_STA_CNT1, &reg);
4992 rt2800_register_read(rt2x00dev, RX_STA_CNT2, &reg);
4993 rt2800_register_read(rt2x00dev, TX_STA_CNT0, &reg);
4994 rt2800_register_read(rt2x00dev, TX_STA_CNT1, &reg);
4995 rt2800_register_read(rt2x00dev, TX_STA_CNT2, &reg);
4996
4997 /*
4998 * Setup leadtime for pre tbtt interrupt to 6ms
4999 */
5000 rt2800_register_read(rt2x00dev, INT_TIMER_CFG, &reg);
5001 rt2x00_set_field32(&reg, INT_TIMER_CFG_PRE_TBTT_TIMER, 6 << 4);
5002 rt2800_register_write(rt2x00dev, INT_TIMER_CFG, reg);
5003
5004 /*
5005 * Set up channel statistics timer
5006 */
5007 rt2800_register_read(rt2x00dev, CH_TIME_CFG, &reg);
5008 rt2x00_set_field32(&reg, CH_TIME_CFG_EIFS_BUSY, 1);
5009 rt2x00_set_field32(&reg, CH_TIME_CFG_NAV_BUSY, 1);
5010 rt2x00_set_field32(&reg, CH_TIME_CFG_RX_BUSY, 1);
5011 rt2x00_set_field32(&reg, CH_TIME_CFG_TX_BUSY, 1);
5012 rt2x00_set_field32(&reg, CH_TIME_CFG_TMR_EN, 1);
5013 rt2800_register_write(rt2x00dev, CH_TIME_CFG, reg);
5014
5015 return 0;
5016 }
5017
5018 static int rt2800_wait_bbp_rf_ready(struct rt2x00_dev *rt2x00dev)
5019 {
5020 unsigned int i;
5021 u32 reg;
5022
5023 for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
5024 rt2800_register_read(rt2x00dev, MAC_STATUS_CFG, &reg);
5025 if (!rt2x00_get_field32(reg, MAC_STATUS_CFG_BBP_RF_BUSY))
5026 return 0;
5027
5028 udelay(REGISTER_BUSY_DELAY);
5029 }
5030
5031 rt2x00_err(rt2x00dev, "BBP/RF register access failed, aborting\n");
5032 return -EACCES;
5033 }
5034
5035 static int rt2800_wait_bbp_ready(struct rt2x00_dev *rt2x00dev)
5036 {
5037 unsigned int i;
5038 u8 value;
5039
5040 /*
5041 * BBP was enabled after firmware was loaded,
5042 * but we need to reactivate it now.
5043 */
5044 rt2800_register_write(rt2x00dev, H2M_BBP_AGENT, 0);
5045 rt2800_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0);
5046 msleep(1);
5047
5048 for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
5049 rt2800_bbp_read(rt2x00dev, 0, &value);
5050 if ((value != 0xff) && (value != 0x00))
5051 return 0;
5052 udelay(REGISTER_BUSY_DELAY);
5053 }
5054
5055 rt2x00_err(rt2x00dev, "BBP register access failed, aborting\n");
5056 return -EACCES;
5057 }
5058
5059 static void rt2800_bbp4_mac_if_ctrl(struct rt2x00_dev *rt2x00dev)
5060 {
5061 u8 value;
5062
5063 rt2800_bbp_read(rt2x00dev, 4, &value);
5064 rt2x00_set_field8(&value, BBP4_MAC_IF_CTRL, 1);
5065 rt2800_bbp_write(rt2x00dev, 4, value);
5066 }
5067
5068 static void rt2800_init_freq_calibration(struct rt2x00_dev *rt2x00dev)
5069 {
5070 rt2800_bbp_write(rt2x00dev, 142, 1);
5071 rt2800_bbp_write(rt2x00dev, 143, 57);
5072 }
5073
5074 static void rt2800_init_bbp_5592_glrt(struct rt2x00_dev *rt2x00dev)
5075 {
5076 const u8 glrt_table[] = {
5077 0xE0, 0x1F, 0X38, 0x32, 0x08, 0x28, 0x19, 0x0A, 0xFF, 0x00, /* 128 ~ 137 */
5078 0x16, 0x10, 0x10, 0x0B, 0x36, 0x2C, 0x26, 0x24, 0x42, 0x36, /* 138 ~ 147 */
5079 0x30, 0x2D, 0x4C, 0x46, 0x3D, 0x40, 0x3E, 0x42, 0x3D, 0x40, /* 148 ~ 157 */
5080 0X3C, 0x34, 0x2C, 0x2F, 0x3C, 0x35, 0x2E, 0x2A, 0x49, 0x41, /* 158 ~ 167 */
5081 0x36, 0x31, 0x30, 0x30, 0x0E, 0x0D, 0x28, 0x21, 0x1C, 0x16, /* 168 ~ 177 */
5082 0x50, 0x4A, 0x43, 0x40, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00, /* 178 ~ 187 */
5083 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 188 ~ 197 */
5084 0x00, 0x00, 0x7D, 0x14, 0x32, 0x2C, 0x36, 0x4C, 0x43, 0x2C, /* 198 ~ 207 */
5085 0x2E, 0x36, 0x30, 0x6E, /* 208 ~ 211 */
5086 };
5087 int i;
5088
5089 for (i = 0; i < ARRAY_SIZE(glrt_table); i++) {
5090 rt2800_bbp_write(rt2x00dev, 195, 128 + i);
5091 rt2800_bbp_write(rt2x00dev, 196, glrt_table[i]);
5092 }
5093 };
5094
5095 static void rt2800_init_bbp_early(struct rt2x00_dev *rt2x00dev)
5096 {
5097 rt2800_bbp_write(rt2x00dev, 65, 0x2C);
5098 rt2800_bbp_write(rt2x00dev, 66, 0x38);
5099 rt2800_bbp_write(rt2x00dev, 68, 0x0B);
5100 rt2800_bbp_write(rt2x00dev, 69, 0x12);
5101 rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5102 rt2800_bbp_write(rt2x00dev, 73, 0x10);
5103 rt2800_bbp_write(rt2x00dev, 81, 0x37);
5104 rt2800_bbp_write(rt2x00dev, 82, 0x62);
5105 rt2800_bbp_write(rt2x00dev, 83, 0x6A);
5106 rt2800_bbp_write(rt2x00dev, 84, 0x99);
5107 rt2800_bbp_write(rt2x00dev, 86, 0x00);
5108 rt2800_bbp_write(rt2x00dev, 91, 0x04);
5109 rt2800_bbp_write(rt2x00dev, 92, 0x00);
5110 rt2800_bbp_write(rt2x00dev, 103, 0x00);
5111 rt2800_bbp_write(rt2x00dev, 105, 0x05);
5112 rt2800_bbp_write(rt2x00dev, 106, 0x35);
5113 }
5114
5115 static void rt2800_disable_unused_dac_adc(struct rt2x00_dev *rt2x00dev)
5116 {
5117 u16 eeprom;
5118 u8 value;
5119
5120 rt2800_bbp_read(rt2x00dev, 138, &value);
5121 rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom);
5122 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) == 1)
5123 value |= 0x20;
5124 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1)
5125 value &= ~0x02;
5126 rt2800_bbp_write(rt2x00dev, 138, value);
5127 }
5128
5129 static void rt2800_init_bbp_305x_soc(struct rt2x00_dev *rt2x00dev)
5130 {
5131 rt2800_bbp_write(rt2x00dev, 31, 0x08);
5132
5133 rt2800_bbp_write(rt2x00dev, 65, 0x2c);
5134 rt2800_bbp_write(rt2x00dev, 66, 0x38);
5135
5136 rt2800_bbp_write(rt2x00dev, 69, 0x12);
5137 rt2800_bbp_write(rt2x00dev, 73, 0x10);
5138
5139 rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5140
5141 rt2800_bbp_write(rt2x00dev, 78, 0x0e);
5142 rt2800_bbp_write(rt2x00dev, 80, 0x08);
5143
5144 rt2800_bbp_write(rt2x00dev, 82, 0x62);
5145
5146 rt2800_bbp_write(rt2x00dev, 83, 0x6a);
5147
5148 rt2800_bbp_write(rt2x00dev, 84, 0x99);
5149
5150 rt2800_bbp_write(rt2x00dev, 86, 0x00);
5151
5152 rt2800_bbp_write(rt2x00dev, 91, 0x04);
5153
5154 rt2800_bbp_write(rt2x00dev, 92, 0x00);
5155
5156 rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5157
5158 rt2800_bbp_write(rt2x00dev, 105, 0x01);
5159
5160 rt2800_bbp_write(rt2x00dev, 106, 0x35);
5161 }
5162
5163 static void rt2800_init_bbp_28xx(struct rt2x00_dev *rt2x00dev)
5164 {
5165 rt2800_bbp_write(rt2x00dev, 65, 0x2c);
5166 rt2800_bbp_write(rt2x00dev, 66, 0x38);
5167
5168 if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C)) {
5169 rt2800_bbp_write(rt2x00dev, 69, 0x16);
5170 rt2800_bbp_write(rt2x00dev, 73, 0x12);
5171 } else {
5172 rt2800_bbp_write(rt2x00dev, 69, 0x12);
5173 rt2800_bbp_write(rt2x00dev, 73, 0x10);
5174 }
5175
5176 rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5177
5178 rt2800_bbp_write(rt2x00dev, 81, 0x37);
5179
5180 rt2800_bbp_write(rt2x00dev, 82, 0x62);
5181
5182 rt2800_bbp_write(rt2x00dev, 83, 0x6a);
5183
5184 if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860D))
5185 rt2800_bbp_write(rt2x00dev, 84, 0x19);
5186 else
5187 rt2800_bbp_write(rt2x00dev, 84, 0x99);
5188
5189 rt2800_bbp_write(rt2x00dev, 86, 0x00);
5190
5191 rt2800_bbp_write(rt2x00dev, 91, 0x04);
5192
5193 rt2800_bbp_write(rt2x00dev, 92, 0x00);
5194
5195 rt2800_bbp_write(rt2x00dev, 103, 0x00);
5196
5197 rt2800_bbp_write(rt2x00dev, 105, 0x05);
5198
5199 rt2800_bbp_write(rt2x00dev, 106, 0x35);
5200 }
5201
5202 static void rt2800_init_bbp_30xx(struct rt2x00_dev *rt2x00dev)
5203 {
5204 rt2800_bbp_write(rt2x00dev, 65, 0x2c);
5205 rt2800_bbp_write(rt2x00dev, 66, 0x38);
5206
5207 rt2800_bbp_write(rt2x00dev, 69, 0x12);
5208 rt2800_bbp_write(rt2x00dev, 73, 0x10);
5209
5210 rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5211
5212 rt2800_bbp_write(rt2x00dev, 79, 0x13);
5213 rt2800_bbp_write(rt2x00dev, 80, 0x05);
5214 rt2800_bbp_write(rt2x00dev, 81, 0x33);
5215
5216 rt2800_bbp_write(rt2x00dev, 82, 0x62);
5217
5218 rt2800_bbp_write(rt2x00dev, 83, 0x6a);
5219
5220 rt2800_bbp_write(rt2x00dev, 84, 0x99);
5221
5222 rt2800_bbp_write(rt2x00dev, 86, 0x00);
5223
5224 rt2800_bbp_write(rt2x00dev, 91, 0x04);
5225
5226 rt2800_bbp_write(rt2x00dev, 92, 0x00);
5227
5228 if (rt2x00_rt_rev_gte(rt2x00dev, RT3070, REV_RT3070F) ||
5229 rt2x00_rt_rev_gte(rt2x00dev, RT3071, REV_RT3071E) ||
5230 rt2x00_rt_rev_gte(rt2x00dev, RT3090, REV_RT3090E))
5231 rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5232 else
5233 rt2800_bbp_write(rt2x00dev, 103, 0x00);
5234
5235 rt2800_bbp_write(rt2x00dev, 105, 0x05);
5236
5237 rt2800_bbp_write(rt2x00dev, 106, 0x35);
5238
5239 if (rt2x00_rt(rt2x00dev, RT3071) ||
5240 rt2x00_rt(rt2x00dev, RT3090))
5241 rt2800_disable_unused_dac_adc(rt2x00dev);
5242 }
5243
5244 static void rt2800_init_bbp_3290(struct rt2x00_dev *rt2x00dev)
5245 {
5246 u8 value;
5247
5248 rt2800_bbp4_mac_if_ctrl(rt2x00dev);
5249
5250 rt2800_bbp_write(rt2x00dev, 31, 0x08);
5251
5252 rt2800_bbp_write(rt2x00dev, 65, 0x2c);
5253 rt2800_bbp_write(rt2x00dev, 66, 0x38);
5254
5255 rt2800_bbp_write(rt2x00dev, 68, 0x0b);
5256
5257 rt2800_bbp_write(rt2x00dev, 69, 0x12);
5258 rt2800_bbp_write(rt2x00dev, 73, 0x13);
5259 rt2800_bbp_write(rt2x00dev, 75, 0x46);
5260 rt2800_bbp_write(rt2x00dev, 76, 0x28);
5261
5262 rt2800_bbp_write(rt2x00dev, 77, 0x58);
5263
5264 rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5265
5266 rt2800_bbp_write(rt2x00dev, 74, 0x0b);
5267 rt2800_bbp_write(rt2x00dev, 79, 0x18);
5268 rt2800_bbp_write(rt2x00dev, 80, 0x09);
5269 rt2800_bbp_write(rt2x00dev, 81, 0x33);
5270
5271 rt2800_bbp_write(rt2x00dev, 82, 0x62);
5272
5273 rt2800_bbp_write(rt2x00dev, 83, 0x7a);
5274
5275 rt2800_bbp_write(rt2x00dev, 84, 0x9a);
5276
5277 rt2800_bbp_write(rt2x00dev, 86, 0x38);
5278
5279 rt2800_bbp_write(rt2x00dev, 91, 0x04);
5280
5281 rt2800_bbp_write(rt2x00dev, 92, 0x02);
5282
5283 rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5284
5285 rt2800_bbp_write(rt2x00dev, 104, 0x92);
5286
5287 rt2800_bbp_write(rt2x00dev, 105, 0x1c);
5288
5289 rt2800_bbp_write(rt2x00dev, 106, 0x03);
5290
5291 rt2800_bbp_write(rt2x00dev, 128, 0x12);
5292
5293 rt2800_bbp_write(rt2x00dev, 67, 0x24);
5294 rt2800_bbp_write(rt2x00dev, 143, 0x04);
5295 rt2800_bbp_write(rt2x00dev, 142, 0x99);
5296 rt2800_bbp_write(rt2x00dev, 150, 0x30);
5297 rt2800_bbp_write(rt2x00dev, 151, 0x2e);
5298 rt2800_bbp_write(rt2x00dev, 152, 0x20);
5299 rt2800_bbp_write(rt2x00dev, 153, 0x34);
5300 rt2800_bbp_write(rt2x00dev, 154, 0x40);
5301 rt2800_bbp_write(rt2x00dev, 155, 0x3b);
5302 rt2800_bbp_write(rt2x00dev, 253, 0x04);
5303
5304 rt2800_bbp_read(rt2x00dev, 47, &value);
5305 rt2x00_set_field8(&value, BBP47_TSSI_ADC6, 1);
5306 rt2800_bbp_write(rt2x00dev, 47, value);
5307
5308 /* Use 5-bit ADC for Acquisition and 8-bit ADC for data */
5309 rt2800_bbp_read(rt2x00dev, 3, &value);
5310 rt2x00_set_field8(&value, BBP3_ADC_MODE_SWITCH, 1);
5311 rt2x00_set_field8(&value, BBP3_ADC_INIT_MODE, 1);
5312 rt2800_bbp_write(rt2x00dev, 3, value);
5313 }
5314
5315 static void rt2800_init_bbp_3352(struct rt2x00_dev *rt2x00dev)
5316 {
5317 rt2800_bbp_write(rt2x00dev, 3, 0x00);
5318 rt2800_bbp_write(rt2x00dev, 4, 0x50);
5319
5320 rt2800_bbp_write(rt2x00dev, 31, 0x08);
5321
5322 rt2800_bbp_write(rt2x00dev, 47, 0x48);
5323
5324 rt2800_bbp_write(rt2x00dev, 65, 0x2c);
5325 rt2800_bbp_write(rt2x00dev, 66, 0x38);
5326
5327 rt2800_bbp_write(rt2x00dev, 68, 0x0b);
5328
5329 rt2800_bbp_write(rt2x00dev, 69, 0x12);
5330 rt2800_bbp_write(rt2x00dev, 73, 0x13);
5331 rt2800_bbp_write(rt2x00dev, 75, 0x46);
5332 rt2800_bbp_write(rt2x00dev, 76, 0x28);
5333
5334 rt2800_bbp_write(rt2x00dev, 77, 0x59);
5335
5336 rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5337
5338 rt2800_bbp_write(rt2x00dev, 78, 0x0e);
5339 rt2800_bbp_write(rt2x00dev, 80, 0x08);
5340 rt2800_bbp_write(rt2x00dev, 81, 0x37);
5341
5342 rt2800_bbp_write(rt2x00dev, 82, 0x62);
5343
5344 rt2800_bbp_write(rt2x00dev, 83, 0x6a);
5345
5346 rt2800_bbp_write(rt2x00dev, 84, 0x99);
5347
5348 rt2800_bbp_write(rt2x00dev, 86, 0x38);
5349
5350 rt2800_bbp_write(rt2x00dev, 88, 0x90);
5351
5352 rt2800_bbp_write(rt2x00dev, 91, 0x04);
5353
5354 rt2800_bbp_write(rt2x00dev, 92, 0x02);
5355
5356 rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5357
5358 rt2800_bbp_write(rt2x00dev, 104, 0x92);
5359
5360 rt2800_bbp_write(rt2x00dev, 105, 0x34);
5361
5362 rt2800_bbp_write(rt2x00dev, 106, 0x05);
5363
5364 rt2800_bbp_write(rt2x00dev, 120, 0x50);
5365
5366 rt2800_bbp_write(rt2x00dev, 137, 0x0f);
5367
5368 rt2800_bbp_write(rt2x00dev, 163, 0xbd);
5369 /* Set ITxBF timeout to 0x9c40=1000msec */
5370 rt2800_bbp_write(rt2x00dev, 179, 0x02);
5371 rt2800_bbp_write(rt2x00dev, 180, 0x00);
5372 rt2800_bbp_write(rt2x00dev, 182, 0x40);
5373 rt2800_bbp_write(rt2x00dev, 180, 0x01);
5374 rt2800_bbp_write(rt2x00dev, 182, 0x9c);
5375 rt2800_bbp_write(rt2x00dev, 179, 0x00);
5376 /* Reprogram the inband interface to put right values in RXWI */
5377 rt2800_bbp_write(rt2x00dev, 142, 0x04);
5378 rt2800_bbp_write(rt2x00dev, 143, 0x3b);
5379 rt2800_bbp_write(rt2x00dev, 142, 0x06);
5380 rt2800_bbp_write(rt2x00dev, 143, 0xa0);
5381 rt2800_bbp_write(rt2x00dev, 142, 0x07);
5382 rt2800_bbp_write(rt2x00dev, 143, 0xa1);
5383 rt2800_bbp_write(rt2x00dev, 142, 0x08);
5384 rt2800_bbp_write(rt2x00dev, 143, 0xa2);
5385
5386 rt2800_bbp_write(rt2x00dev, 148, 0xc8);
5387 }
5388
5389 static void rt2800_init_bbp_3390(struct rt2x00_dev *rt2x00dev)
5390 {
5391 rt2800_bbp_write(rt2x00dev, 65, 0x2c);
5392 rt2800_bbp_write(rt2x00dev, 66, 0x38);
5393
5394 rt2800_bbp_write(rt2x00dev, 69, 0x12);
5395 rt2800_bbp_write(rt2x00dev, 73, 0x10);
5396
5397 rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5398
5399 rt2800_bbp_write(rt2x00dev, 79, 0x13);
5400 rt2800_bbp_write(rt2x00dev, 80, 0x05);
5401 rt2800_bbp_write(rt2x00dev, 81, 0x33);
5402
5403 rt2800_bbp_write(rt2x00dev, 82, 0x62);
5404
5405 rt2800_bbp_write(rt2x00dev, 83, 0x6a);
5406
5407 rt2800_bbp_write(rt2x00dev, 84, 0x99);
5408
5409 rt2800_bbp_write(rt2x00dev, 86, 0x00);
5410
5411 rt2800_bbp_write(rt2x00dev, 91, 0x04);
5412
5413 rt2800_bbp_write(rt2x00dev, 92, 0x00);
5414
5415 if (rt2x00_rt_rev_gte(rt2x00dev, RT3390, REV_RT3390E))
5416 rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5417 else
5418 rt2800_bbp_write(rt2x00dev, 103, 0x00);
5419
5420 rt2800_bbp_write(rt2x00dev, 105, 0x05);
5421
5422 rt2800_bbp_write(rt2x00dev, 106, 0x35);
5423
5424 rt2800_disable_unused_dac_adc(rt2x00dev);
5425 }
5426
5427 static void rt2800_init_bbp_3572(struct rt2x00_dev *rt2x00dev)
5428 {
5429 rt2800_bbp_write(rt2x00dev, 31, 0x08);
5430
5431 rt2800_bbp_write(rt2x00dev, 65, 0x2c);
5432 rt2800_bbp_write(rt2x00dev, 66, 0x38);
5433
5434 rt2800_bbp_write(rt2x00dev, 69, 0x12);
5435 rt2800_bbp_write(rt2x00dev, 73, 0x10);
5436
5437 rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5438
5439 rt2800_bbp_write(rt2x00dev, 79, 0x13);
5440 rt2800_bbp_write(rt2x00dev, 80, 0x05);
5441 rt2800_bbp_write(rt2x00dev, 81, 0x33);
5442
5443 rt2800_bbp_write(rt2x00dev, 82, 0x62);
5444
5445 rt2800_bbp_write(rt2x00dev, 83, 0x6a);
5446
5447 rt2800_bbp_write(rt2x00dev, 84, 0x99);
5448
5449 rt2800_bbp_write(rt2x00dev, 86, 0x00);
5450
5451 rt2800_bbp_write(rt2x00dev, 91, 0x04);
5452
5453 rt2800_bbp_write(rt2x00dev, 92, 0x00);
5454
5455 rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5456
5457 rt2800_bbp_write(rt2x00dev, 105, 0x05);
5458
5459 rt2800_bbp_write(rt2x00dev, 106, 0x35);
5460
5461 rt2800_disable_unused_dac_adc(rt2x00dev);
5462 }
5463
5464 static void rt2800_init_bbp_3593(struct rt2x00_dev *rt2x00dev)
5465 {
5466 rt2800_init_bbp_early(rt2x00dev);
5467
5468 rt2800_bbp_write(rt2x00dev, 79, 0x13);
5469 rt2800_bbp_write(rt2x00dev, 80, 0x05);
5470 rt2800_bbp_write(rt2x00dev, 81, 0x33);
5471 rt2800_bbp_write(rt2x00dev, 137, 0x0f);
5472
5473 rt2800_bbp_write(rt2x00dev, 84, 0x19);
5474
5475 /* Enable DC filter */
5476 if (rt2x00_rt_rev_gte(rt2x00dev, RT3593, REV_RT3593E))
5477 rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5478 }
5479
5480 static void rt2800_init_bbp_53xx(struct rt2x00_dev *rt2x00dev)
5481 {
5482 int ant, div_mode;
5483 u16 eeprom;
5484 u8 value;
5485
5486 rt2800_bbp4_mac_if_ctrl(rt2x00dev);
5487
5488 rt2800_bbp_write(rt2x00dev, 31, 0x08);
5489
5490 rt2800_bbp_write(rt2x00dev, 65, 0x2c);
5491 rt2800_bbp_write(rt2x00dev, 66, 0x38);
5492
5493 rt2800_bbp_write(rt2x00dev, 68, 0x0b);
5494
5495 rt2800_bbp_write(rt2x00dev, 69, 0x12);
5496 rt2800_bbp_write(rt2x00dev, 73, 0x13);
5497 rt2800_bbp_write(rt2x00dev, 75, 0x46);
5498 rt2800_bbp_write(rt2x00dev, 76, 0x28);
5499
5500 rt2800_bbp_write(rt2x00dev, 77, 0x59);
5501
5502 rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5503
5504 rt2800_bbp_write(rt2x00dev, 79, 0x13);
5505 rt2800_bbp_write(rt2x00dev, 80, 0x05);
5506 rt2800_bbp_write(rt2x00dev, 81, 0x33);
5507
5508 rt2800_bbp_write(rt2x00dev, 82, 0x62);
5509
5510 rt2800_bbp_write(rt2x00dev, 83, 0x7a);
5511
5512 rt2800_bbp_write(rt2x00dev, 84, 0x9a);
5513
5514 rt2800_bbp_write(rt2x00dev, 86, 0x38);
5515
5516 if (rt2x00_rt(rt2x00dev, RT5392))
5517 rt2800_bbp_write(rt2x00dev, 88, 0x90);
5518
5519 rt2800_bbp_write(rt2x00dev, 91, 0x04);
5520
5521 rt2800_bbp_write(rt2x00dev, 92, 0x02);
5522
5523 if (rt2x00_rt(rt2x00dev, RT5392)) {
5524 rt2800_bbp_write(rt2x00dev, 95, 0x9a);
5525 rt2800_bbp_write(rt2x00dev, 98, 0x12);
5526 }
5527
5528 rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5529
5530 rt2800_bbp_write(rt2x00dev, 104, 0x92);
5531
5532 rt2800_bbp_write(rt2x00dev, 105, 0x3c);
5533
5534 if (rt2x00_rt(rt2x00dev, RT5390))
5535 rt2800_bbp_write(rt2x00dev, 106, 0x03);
5536 else if (rt2x00_rt(rt2x00dev, RT5392))
5537 rt2800_bbp_write(rt2x00dev, 106, 0x12);
5538 else
5539 WARN_ON(1);
5540
5541 rt2800_bbp_write(rt2x00dev, 128, 0x12);
5542
5543 if (rt2x00_rt(rt2x00dev, RT5392)) {
5544 rt2800_bbp_write(rt2x00dev, 134, 0xd0);
5545 rt2800_bbp_write(rt2x00dev, 135, 0xf6);
5546 }
5547
5548 rt2800_disable_unused_dac_adc(rt2x00dev);
5549
5550 rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom);
5551 div_mode = rt2x00_get_field16(eeprom,
5552 EEPROM_NIC_CONF1_ANT_DIVERSITY);
5553 ant = (div_mode == 3) ? 1 : 0;
5554
5555 /* check if this is a Bluetooth combo card */
5556 if (rt2x00_has_cap_bt_coexist(rt2x00dev)) {
5557 u32 reg;
5558
5559 rt2800_register_read(rt2x00dev, GPIO_CTRL, &reg);
5560 rt2x00_set_field32(&reg, GPIO_CTRL_DIR3, 0);
5561 rt2x00_set_field32(&reg, GPIO_CTRL_DIR6, 0);
5562 rt2x00_set_field32(&reg, GPIO_CTRL_VAL3, 0);
5563 rt2x00_set_field32(&reg, GPIO_CTRL_VAL6, 0);
5564 if (ant == 0)
5565 rt2x00_set_field32(&reg, GPIO_CTRL_VAL3, 1);
5566 else if (ant == 1)
5567 rt2x00_set_field32(&reg, GPIO_CTRL_VAL6, 1);
5568 rt2800_register_write(rt2x00dev, GPIO_CTRL, reg);
5569 }
5570
5571 /* This chip has hardware antenna diversity*/
5572 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390R)) {
5573 rt2800_bbp_write(rt2x00dev, 150, 0); /* Disable Antenna Software OFDM */
5574 rt2800_bbp_write(rt2x00dev, 151, 0); /* Disable Antenna Software CCK */
5575 rt2800_bbp_write(rt2x00dev, 154, 0); /* Clear previously selected antenna */
5576 }
5577
5578 rt2800_bbp_read(rt2x00dev, 152, &value);
5579 if (ant == 0)
5580 rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 1);
5581 else
5582 rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 0);
5583 rt2800_bbp_write(rt2x00dev, 152, value);
5584
5585 rt2800_init_freq_calibration(rt2x00dev);
5586 }
5587
5588 static void rt2800_init_bbp_5592(struct rt2x00_dev *rt2x00dev)
5589 {
5590 int ant, div_mode;
5591 u16 eeprom;
5592 u8 value;
5593
5594 rt2800_init_bbp_early(rt2x00dev);
5595
5596 rt2800_bbp_read(rt2x00dev, 105, &value);
5597 rt2x00_set_field8(&value, BBP105_MLD,
5598 rt2x00dev->default_ant.rx_chain_num == 2);
5599 rt2800_bbp_write(rt2x00dev, 105, value);
5600
5601 rt2800_bbp4_mac_if_ctrl(rt2x00dev);
5602
5603 rt2800_bbp_write(rt2x00dev, 20, 0x06);
5604 rt2800_bbp_write(rt2x00dev, 31, 0x08);
5605 rt2800_bbp_write(rt2x00dev, 65, 0x2C);
5606 rt2800_bbp_write(rt2x00dev, 68, 0xDD);
5607 rt2800_bbp_write(rt2x00dev, 69, 0x1A);
5608 rt2800_bbp_write(rt2x00dev, 70, 0x05);
5609 rt2800_bbp_write(rt2x00dev, 73, 0x13);
5610 rt2800_bbp_write(rt2x00dev, 74, 0x0F);
5611 rt2800_bbp_write(rt2x00dev, 75, 0x4F);
5612 rt2800_bbp_write(rt2x00dev, 76, 0x28);
5613 rt2800_bbp_write(rt2x00dev, 77, 0x59);
5614 rt2800_bbp_write(rt2x00dev, 84, 0x9A);
5615 rt2800_bbp_write(rt2x00dev, 86, 0x38);
5616 rt2800_bbp_write(rt2x00dev, 88, 0x90);
5617 rt2800_bbp_write(rt2x00dev, 91, 0x04);
5618 rt2800_bbp_write(rt2x00dev, 92, 0x02);
5619 rt2800_bbp_write(rt2x00dev, 95, 0x9a);
5620 rt2800_bbp_write(rt2x00dev, 98, 0x12);
5621 rt2800_bbp_write(rt2x00dev, 103, 0xC0);
5622 rt2800_bbp_write(rt2x00dev, 104, 0x92);
5623 /* FIXME BBP105 owerwrite */
5624 rt2800_bbp_write(rt2x00dev, 105, 0x3C);
5625 rt2800_bbp_write(rt2x00dev, 106, 0x35);
5626 rt2800_bbp_write(rt2x00dev, 128, 0x12);
5627 rt2800_bbp_write(rt2x00dev, 134, 0xD0);
5628 rt2800_bbp_write(rt2x00dev, 135, 0xF6);
5629 rt2800_bbp_write(rt2x00dev, 137, 0x0F);
5630
5631 /* Initialize GLRT (Generalized Likehood Radio Test) */
5632 rt2800_init_bbp_5592_glrt(rt2x00dev);
5633
5634 rt2800_bbp4_mac_if_ctrl(rt2x00dev);
5635
5636 rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom);
5637 div_mode = rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_ANT_DIVERSITY);
5638 ant = (div_mode == 3) ? 1 : 0;
5639 rt2800_bbp_read(rt2x00dev, 152, &value);
5640 if (ant == 0) {
5641 /* Main antenna */
5642 rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 1);
5643 } else {
5644 /* Auxiliary antenna */
5645 rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 0);
5646 }
5647 rt2800_bbp_write(rt2x00dev, 152, value);
5648
5649 if (rt2x00_rt_rev_gte(rt2x00dev, RT5592, REV_RT5592C)) {
5650 rt2800_bbp_read(rt2x00dev, 254, &value);
5651 rt2x00_set_field8(&value, BBP254_BIT7, 1);
5652 rt2800_bbp_write(rt2x00dev, 254, value);
5653 }
5654
5655 rt2800_init_freq_calibration(rt2x00dev);
5656
5657 rt2800_bbp_write(rt2x00dev, 84, 0x19);
5658 if (rt2x00_rt_rev_gte(rt2x00dev, RT5592, REV_RT5592C))
5659 rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5660 }
5661
5662 static void rt2800_init_bbp(struct rt2x00_dev *rt2x00dev)
5663 {
5664 unsigned int i;
5665 u16 eeprom;
5666 u8 reg_id;
5667 u8 value;
5668
5669 if (rt2800_is_305x_soc(rt2x00dev))
5670 rt2800_init_bbp_305x_soc(rt2x00dev);
5671
5672 switch (rt2x00dev->chip.rt) {
5673 case RT2860:
5674 case RT2872:
5675 case RT2883:
5676 rt2800_init_bbp_28xx(rt2x00dev);
5677 break;
5678 case RT3070:
5679 case RT3071:
5680 case RT3090:
5681 rt2800_init_bbp_30xx(rt2x00dev);
5682 break;
5683 case RT3290:
5684 rt2800_init_bbp_3290(rt2x00dev);
5685 break;
5686 case RT3352:
5687 rt2800_init_bbp_3352(rt2x00dev);
5688 break;
5689 case RT3390:
5690 rt2800_init_bbp_3390(rt2x00dev);
5691 break;
5692 case RT3572:
5693 rt2800_init_bbp_3572(rt2x00dev);
5694 break;
5695 case RT3593:
5696 rt2800_init_bbp_3593(rt2x00dev);
5697 return;
5698 case RT5390:
5699 case RT5392:
5700 rt2800_init_bbp_53xx(rt2x00dev);
5701 break;
5702 case RT5592:
5703 rt2800_init_bbp_5592(rt2x00dev);
5704 return;
5705 }
5706
5707 for (i = 0; i < EEPROM_BBP_SIZE; i++) {
5708 rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_BBP_START, i,
5709 &eeprom);
5710
5711 if (eeprom != 0xffff && eeprom != 0x0000) {
5712 reg_id = rt2x00_get_field16(eeprom, EEPROM_BBP_REG_ID);
5713 value = rt2x00_get_field16(eeprom, EEPROM_BBP_VALUE);
5714 rt2800_bbp_write(rt2x00dev, reg_id, value);
5715 }
5716 }
5717 }
5718
5719 static void rt2800_led_open_drain_enable(struct rt2x00_dev *rt2x00dev)
5720 {
5721 u32 reg;
5722
5723 rt2800_register_read(rt2x00dev, OPT_14_CSR, &reg);
5724 rt2x00_set_field32(&reg, OPT_14_CSR_BIT0, 1);
5725 rt2800_register_write(rt2x00dev, OPT_14_CSR, reg);
5726 }
5727
5728 static u8 rt2800_init_rx_filter(struct rt2x00_dev *rt2x00dev, bool bw40,
5729 u8 filter_target)
5730 {
5731 unsigned int i;
5732 u8 bbp;
5733 u8 rfcsr;
5734 u8 passband;
5735 u8 stopband;
5736 u8 overtuned = 0;
5737 u8 rfcsr24 = (bw40) ? 0x27 : 0x07;
5738
5739 rt2800_rfcsr_write(rt2x00dev, 24, rfcsr24);
5740
5741 rt2800_bbp_read(rt2x00dev, 4, &bbp);
5742 rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 2 * bw40);
5743 rt2800_bbp_write(rt2x00dev, 4, bbp);
5744
5745 rt2800_rfcsr_read(rt2x00dev, 31, &rfcsr);
5746 rt2x00_set_field8(&rfcsr, RFCSR31_RX_H20M, bw40);
5747 rt2800_rfcsr_write(rt2x00dev, 31, rfcsr);
5748
5749 rt2800_rfcsr_read(rt2x00dev, 22, &rfcsr);
5750 rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 1);
5751 rt2800_rfcsr_write(rt2x00dev, 22, rfcsr);
5752
5753 /*
5754 * Set power & frequency of passband test tone
5755 */
5756 rt2800_bbp_write(rt2x00dev, 24, 0);
5757
5758 for (i = 0; i < 100; i++) {
5759 rt2800_bbp_write(rt2x00dev, 25, 0x90);
5760 msleep(1);
5761
5762 rt2800_bbp_read(rt2x00dev, 55, &passband);
5763 if (passband)
5764 break;
5765 }
5766
5767 /*
5768 * Set power & frequency of stopband test tone
5769 */
5770 rt2800_bbp_write(rt2x00dev, 24, 0x06);
5771
5772 for (i = 0; i < 100; i++) {
5773 rt2800_bbp_write(rt2x00dev, 25, 0x90);
5774 msleep(1);
5775
5776 rt2800_bbp_read(rt2x00dev, 55, &stopband);
5777
5778 if ((passband - stopband) <= filter_target) {
5779 rfcsr24++;
5780 overtuned += ((passband - stopband) == filter_target);
5781 } else
5782 break;
5783
5784 rt2800_rfcsr_write(rt2x00dev, 24, rfcsr24);
5785 }
5786
5787 rfcsr24 -= !!overtuned;
5788
5789 rt2800_rfcsr_write(rt2x00dev, 24, rfcsr24);
5790 return rfcsr24;
5791 }
5792
5793 static void rt2800_rf_init_calibration(struct rt2x00_dev *rt2x00dev,
5794 const unsigned int rf_reg)
5795 {
5796 u8 rfcsr;
5797
5798 rt2800_rfcsr_read(rt2x00dev, rf_reg, &rfcsr);
5799 rt2x00_set_field8(&rfcsr, FIELD8(0x80), 1);
5800 rt2800_rfcsr_write(rt2x00dev, rf_reg, rfcsr);
5801 msleep(1);
5802 rt2x00_set_field8(&rfcsr, FIELD8(0x80), 0);
5803 rt2800_rfcsr_write(rt2x00dev, rf_reg, rfcsr);
5804 }
5805
5806 static void rt2800_rx_filter_calibration(struct rt2x00_dev *rt2x00dev)
5807 {
5808 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data;
5809 u8 filter_tgt_bw20;
5810 u8 filter_tgt_bw40;
5811 u8 rfcsr, bbp;
5812
5813 /*
5814 * TODO: sync filter_tgt values with vendor driver
5815 */
5816 if (rt2x00_rt(rt2x00dev, RT3070)) {
5817 filter_tgt_bw20 = 0x16;
5818 filter_tgt_bw40 = 0x19;
5819 } else {
5820 filter_tgt_bw20 = 0x13;
5821 filter_tgt_bw40 = 0x15;
5822 }
5823
5824 drv_data->calibration_bw20 =
5825 rt2800_init_rx_filter(rt2x00dev, false, filter_tgt_bw20);
5826 drv_data->calibration_bw40 =
5827 rt2800_init_rx_filter(rt2x00dev, true, filter_tgt_bw40);
5828
5829 /*
5830 * Save BBP 25 & 26 values for later use in channel switching (for 3052)
5831 */
5832 rt2800_bbp_read(rt2x00dev, 25, &drv_data->bbp25);
5833 rt2800_bbp_read(rt2x00dev, 26, &drv_data->bbp26);
5834
5835 /*
5836 * Set back to initial state
5837 */
5838 rt2800_bbp_write(rt2x00dev, 24, 0);
5839
5840 rt2800_rfcsr_read(rt2x00dev, 22, &rfcsr);
5841 rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 0);
5842 rt2800_rfcsr_write(rt2x00dev, 22, rfcsr);
5843
5844 /*
5845 * Set BBP back to BW20
5846 */
5847 rt2800_bbp_read(rt2x00dev, 4, &bbp);
5848 rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 0);
5849 rt2800_bbp_write(rt2x00dev, 4, bbp);
5850 }
5851
5852 static void rt2800_normal_mode_setup_3xxx(struct rt2x00_dev *rt2x00dev)
5853 {
5854 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data;
5855 u8 min_gain, rfcsr, bbp;
5856 u16 eeprom;
5857
5858 rt2800_rfcsr_read(rt2x00dev, 17, &rfcsr);
5859
5860 rt2x00_set_field8(&rfcsr, RFCSR17_TX_LO1_EN, 0);
5861 if (rt2x00_rt(rt2x00dev, RT3070) ||
5862 rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) ||
5863 rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) ||
5864 rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) {
5865 if (!rt2x00_has_cap_external_lna_bg(rt2x00dev))
5866 rt2x00_set_field8(&rfcsr, RFCSR17_R, 1);
5867 }
5868
5869 min_gain = rt2x00_rt(rt2x00dev, RT3070) ? 1 : 2;
5870 if (drv_data->txmixer_gain_24g >= min_gain) {
5871 rt2x00_set_field8(&rfcsr, RFCSR17_TXMIXER_GAIN,
5872 drv_data->txmixer_gain_24g);
5873 }
5874
5875 rt2800_rfcsr_write(rt2x00dev, 17, rfcsr);
5876
5877 if (rt2x00_rt(rt2x00dev, RT3090)) {
5878 /* Turn off unused DAC1 and ADC1 to reduce power consumption */
5879 rt2800_bbp_read(rt2x00dev, 138, &bbp);
5880 rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom);
5881 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1)
5882 rt2x00_set_field8(&bbp, BBP138_RX_ADC1, 0);
5883 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) == 1)
5884 rt2x00_set_field8(&bbp, BBP138_TX_DAC1, 1);
5885 rt2800_bbp_write(rt2x00dev, 138, bbp);
5886 }
5887
5888 if (rt2x00_rt(rt2x00dev, RT3070)) {
5889 rt2800_rfcsr_read(rt2x00dev, 27, &rfcsr);
5890 if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F))
5891 rt2x00_set_field8(&rfcsr, RFCSR27_R1, 3);
5892 else
5893 rt2x00_set_field8(&rfcsr, RFCSR27_R1, 0);
5894 rt2x00_set_field8(&rfcsr, RFCSR27_R2, 0);
5895 rt2x00_set_field8(&rfcsr, RFCSR27_R3, 0);
5896 rt2x00_set_field8(&rfcsr, RFCSR27_R4, 0);
5897 rt2800_rfcsr_write(rt2x00dev, 27, rfcsr);
5898 } else if (rt2x00_rt(rt2x00dev, RT3071) ||
5899 rt2x00_rt(rt2x00dev, RT3090) ||
5900 rt2x00_rt(rt2x00dev, RT3390)) {
5901 rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
5902 rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1);
5903 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0);
5904 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0);
5905 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1);
5906 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1);
5907 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
5908
5909 rt2800_rfcsr_read(rt2x00dev, 15, &rfcsr);
5910 rt2x00_set_field8(&rfcsr, RFCSR15_TX_LO2_EN, 0);
5911 rt2800_rfcsr_write(rt2x00dev, 15, rfcsr);
5912
5913 rt2800_rfcsr_read(rt2x00dev, 20, &rfcsr);
5914 rt2x00_set_field8(&rfcsr, RFCSR20_RX_LO1_EN, 0);
5915 rt2800_rfcsr_write(rt2x00dev, 20, rfcsr);
5916
5917 rt2800_rfcsr_read(rt2x00dev, 21, &rfcsr);
5918 rt2x00_set_field8(&rfcsr, RFCSR21_RX_LO2_EN, 0);
5919 rt2800_rfcsr_write(rt2x00dev, 21, rfcsr);
5920 }
5921 }
5922
5923 static void rt2800_normal_mode_setup_3593(struct rt2x00_dev *rt2x00dev)
5924 {
5925 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data;
5926 u8 rfcsr;
5927 u8 tx_gain;
5928
5929 rt2800_rfcsr_read(rt2x00dev, 50, &rfcsr);
5930 rt2x00_set_field8(&rfcsr, RFCSR50_TX_LO2_EN, 0);
5931 rt2800_rfcsr_write(rt2x00dev, 50, rfcsr);
5932
5933 rt2800_rfcsr_read(rt2x00dev, 51, &rfcsr);
5934 tx_gain = rt2x00_get_field8(drv_data->txmixer_gain_24g,
5935 RFCSR17_TXMIXER_GAIN);
5936 rt2x00_set_field8(&rfcsr, RFCSR51_BITS24, tx_gain);
5937 rt2800_rfcsr_write(rt2x00dev, 51, rfcsr);
5938
5939 rt2800_rfcsr_read(rt2x00dev, 38, &rfcsr);
5940 rt2x00_set_field8(&rfcsr, RFCSR38_RX_LO1_EN, 0);
5941 rt2800_rfcsr_write(rt2x00dev, 38, rfcsr);
5942
5943 rt2800_rfcsr_read(rt2x00dev, 39, &rfcsr);
5944 rt2x00_set_field8(&rfcsr, RFCSR39_RX_LO2_EN, 0);
5945 rt2800_rfcsr_write(rt2x00dev, 39, rfcsr);
5946
5947 rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
5948 rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1);
5949 rt2x00_set_field8(&rfcsr, RFCSR1_PLL_PD, 1);
5950 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
5951
5952 rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr);
5953 rt2x00_set_field8(&rfcsr, RFCSR30_RX_VCM, 2);
5954 rt2800_rfcsr_write(rt2x00dev, 30, rfcsr);
5955
5956 /* TODO: enable stream mode */
5957 }
5958
5959 static void rt2800_normal_mode_setup_5xxx(struct rt2x00_dev *rt2x00dev)
5960 {
5961 u8 reg;
5962 u16 eeprom;
5963
5964 /* Turn off unused DAC1 and ADC1 to reduce power consumption */
5965 rt2800_bbp_read(rt2x00dev, 138, &reg);
5966 rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom);
5967 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1)
5968 rt2x00_set_field8(&reg, BBP138_RX_ADC1, 0);
5969 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) == 1)
5970 rt2x00_set_field8(&reg, BBP138_TX_DAC1, 1);
5971 rt2800_bbp_write(rt2x00dev, 138, reg);
5972
5973 rt2800_rfcsr_read(rt2x00dev, 38, &reg);
5974 rt2x00_set_field8(&reg, RFCSR38_RX_LO1_EN, 0);
5975 rt2800_rfcsr_write(rt2x00dev, 38, reg);
5976
5977 rt2800_rfcsr_read(rt2x00dev, 39, &reg);
5978 rt2x00_set_field8(&reg, RFCSR39_RX_LO2_EN, 0);
5979 rt2800_rfcsr_write(rt2x00dev, 39, reg);
5980
5981 rt2800_bbp4_mac_if_ctrl(rt2x00dev);
5982
5983 rt2800_rfcsr_read(rt2x00dev, 30, &reg);
5984 rt2x00_set_field8(&reg, RFCSR30_RX_VCM, 2);
5985 rt2800_rfcsr_write(rt2x00dev, 30, reg);
5986 }
5987
5988 static void rt2800_init_rfcsr_305x_soc(struct rt2x00_dev *rt2x00dev)
5989 {
5990 rt2800_rf_init_calibration(rt2x00dev, 30);
5991
5992 rt2800_rfcsr_write(rt2x00dev, 0, 0x50);
5993 rt2800_rfcsr_write(rt2x00dev, 1, 0x01);
5994 rt2800_rfcsr_write(rt2x00dev, 2, 0xf7);
5995 rt2800_rfcsr_write(rt2x00dev, 3, 0x75);
5996 rt2800_rfcsr_write(rt2x00dev, 4, 0x40);
5997 rt2800_rfcsr_write(rt2x00dev, 5, 0x03);
5998 rt2800_rfcsr_write(rt2x00dev, 6, 0x02);
5999 rt2800_rfcsr_write(rt2x00dev, 7, 0x50);
6000 rt2800_rfcsr_write(rt2x00dev, 8, 0x39);
6001 rt2800_rfcsr_write(rt2x00dev, 9, 0x0f);
6002 rt2800_rfcsr_write(rt2x00dev, 10, 0x60);
6003 rt2800_rfcsr_write(rt2x00dev, 11, 0x21);
6004 rt2800_rfcsr_write(rt2x00dev, 12, 0x75);
6005 rt2800_rfcsr_write(rt2x00dev, 13, 0x75);
6006 rt2800_rfcsr_write(rt2x00dev, 14, 0x90);
6007 rt2800_rfcsr_write(rt2x00dev, 15, 0x58);
6008 rt2800_rfcsr_write(rt2x00dev, 16, 0xb3);
6009 rt2800_rfcsr_write(rt2x00dev, 17, 0x92);
6010 rt2800_rfcsr_write(rt2x00dev, 18, 0x2c);
6011 rt2800_rfcsr_write(rt2x00dev, 19, 0x02);
6012 rt2800_rfcsr_write(rt2x00dev, 20, 0xba);
6013 rt2800_rfcsr_write(rt2x00dev, 21, 0xdb);
6014 rt2800_rfcsr_write(rt2x00dev, 22, 0x00);
6015 rt2800_rfcsr_write(rt2x00dev, 23, 0x31);
6016 rt2800_rfcsr_write(rt2x00dev, 24, 0x08);
6017 rt2800_rfcsr_write(rt2x00dev, 25, 0x01);
6018 rt2800_rfcsr_write(rt2x00dev, 26, 0x25);
6019 rt2800_rfcsr_write(rt2x00dev, 27, 0x23);
6020 rt2800_rfcsr_write(rt2x00dev, 28, 0x13);
6021 rt2800_rfcsr_write(rt2x00dev, 29, 0x83);
6022 rt2800_rfcsr_write(rt2x00dev, 30, 0x00);
6023 rt2800_rfcsr_write(rt2x00dev, 31, 0x00);
6024 }
6025
6026 static void rt2800_init_rfcsr_30xx(struct rt2x00_dev *rt2x00dev)
6027 {
6028 u8 rfcsr;
6029 u16 eeprom;
6030 u32 reg;
6031
6032 /* XXX vendor driver do this only for 3070 */
6033 rt2800_rf_init_calibration(rt2x00dev, 30);
6034
6035 rt2800_rfcsr_write(rt2x00dev, 4, 0x40);
6036 rt2800_rfcsr_write(rt2x00dev, 5, 0x03);
6037 rt2800_rfcsr_write(rt2x00dev, 6, 0x02);
6038 rt2800_rfcsr_write(rt2x00dev, 7, 0x60);
6039 rt2800_rfcsr_write(rt2x00dev, 9, 0x0f);
6040 rt2800_rfcsr_write(rt2x00dev, 10, 0x41);
6041 rt2800_rfcsr_write(rt2x00dev, 11, 0x21);
6042 rt2800_rfcsr_write(rt2x00dev, 12, 0x7b);
6043 rt2800_rfcsr_write(rt2x00dev, 14, 0x90);
6044 rt2800_rfcsr_write(rt2x00dev, 15, 0x58);
6045 rt2800_rfcsr_write(rt2x00dev, 16, 0xb3);
6046 rt2800_rfcsr_write(rt2x00dev, 17, 0x92);
6047 rt2800_rfcsr_write(rt2x00dev, 18, 0x2c);
6048 rt2800_rfcsr_write(rt2x00dev, 19, 0x02);
6049 rt2800_rfcsr_write(rt2x00dev, 20, 0xba);
6050 rt2800_rfcsr_write(rt2x00dev, 21, 0xdb);
6051 rt2800_rfcsr_write(rt2x00dev, 24, 0x16);
6052 rt2800_rfcsr_write(rt2x00dev, 25, 0x03);
6053 rt2800_rfcsr_write(rt2x00dev, 29, 0x1f);
6054
6055 if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F)) {
6056 rt2800_register_read(rt2x00dev, LDO_CFG0, &reg);
6057 rt2x00_set_field32(&reg, LDO_CFG0_BGSEL, 1);
6058 rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 3);
6059 rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
6060 } else if (rt2x00_rt(rt2x00dev, RT3071) ||
6061 rt2x00_rt(rt2x00dev, RT3090)) {
6062 rt2800_rfcsr_write(rt2x00dev, 31, 0x14);
6063
6064 rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr);
6065 rt2x00_set_field8(&rfcsr, RFCSR6_R2, 1);
6066 rt2800_rfcsr_write(rt2x00dev, 6, rfcsr);
6067
6068 rt2800_register_read(rt2x00dev, LDO_CFG0, &reg);
6069 rt2x00_set_field32(&reg, LDO_CFG0_BGSEL, 1);
6070 if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) ||
6071 rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E)) {
6072 rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1,
6073 &eeprom);
6074 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_DAC_TEST))
6075 rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 3);
6076 else
6077 rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 0);
6078 }
6079 rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
6080
6081 rt2800_register_read(rt2x00dev, GPIO_SWITCH, &reg);
6082 rt2x00_set_field32(&reg, GPIO_SWITCH_5, 0);
6083 rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg);
6084 }
6085
6086 rt2800_rx_filter_calibration(rt2x00dev);
6087
6088 if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F) ||
6089 rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) ||
6090 rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E))
6091 rt2800_rfcsr_write(rt2x00dev, 27, 0x03);
6092
6093 rt2800_led_open_drain_enable(rt2x00dev);
6094 rt2800_normal_mode_setup_3xxx(rt2x00dev);
6095 }
6096
6097 static void rt2800_init_rfcsr_3290(struct rt2x00_dev *rt2x00dev)
6098 {
6099 u8 rfcsr;
6100
6101 rt2800_rf_init_calibration(rt2x00dev, 2);
6102
6103 rt2800_rfcsr_write(rt2x00dev, 1, 0x0f);
6104 rt2800_rfcsr_write(rt2x00dev, 2, 0x80);
6105 rt2800_rfcsr_write(rt2x00dev, 3, 0x08);
6106 rt2800_rfcsr_write(rt2x00dev, 4, 0x00);
6107 rt2800_rfcsr_write(rt2x00dev, 6, 0xa0);
6108 rt2800_rfcsr_write(rt2x00dev, 8, 0xf3);
6109 rt2800_rfcsr_write(rt2x00dev, 9, 0x02);
6110 rt2800_rfcsr_write(rt2x00dev, 10, 0x53);
6111 rt2800_rfcsr_write(rt2x00dev, 11, 0x4a);
6112 rt2800_rfcsr_write(rt2x00dev, 12, 0x46);
6113 rt2800_rfcsr_write(rt2x00dev, 13, 0x9f);
6114 rt2800_rfcsr_write(rt2x00dev, 18, 0x02);
6115 rt2800_rfcsr_write(rt2x00dev, 22, 0x20);
6116 rt2800_rfcsr_write(rt2x00dev, 25, 0x83);
6117 rt2800_rfcsr_write(rt2x00dev, 26, 0x82);
6118 rt2800_rfcsr_write(rt2x00dev, 27, 0x09);
6119 rt2800_rfcsr_write(rt2x00dev, 29, 0x10);
6120 rt2800_rfcsr_write(rt2x00dev, 30, 0x10);
6121 rt2800_rfcsr_write(rt2x00dev, 31, 0x80);
6122 rt2800_rfcsr_write(rt2x00dev, 32, 0x80);
6123 rt2800_rfcsr_write(rt2x00dev, 33, 0x00);
6124 rt2800_rfcsr_write(rt2x00dev, 34, 0x05);
6125 rt2800_rfcsr_write(rt2x00dev, 35, 0x12);
6126 rt2800_rfcsr_write(rt2x00dev, 36, 0x00);
6127 rt2800_rfcsr_write(rt2x00dev, 38, 0x85);
6128 rt2800_rfcsr_write(rt2x00dev, 39, 0x1b);
6129 rt2800_rfcsr_write(rt2x00dev, 40, 0x0b);
6130 rt2800_rfcsr_write(rt2x00dev, 41, 0xbb);
6131 rt2800_rfcsr_write(rt2x00dev, 42, 0xd5);
6132 rt2800_rfcsr_write(rt2x00dev, 43, 0x7b);
6133 rt2800_rfcsr_write(rt2x00dev, 44, 0x0e);
6134 rt2800_rfcsr_write(rt2x00dev, 45, 0xa2);
6135 rt2800_rfcsr_write(rt2x00dev, 46, 0x73);
6136 rt2800_rfcsr_write(rt2x00dev, 47, 0x00);
6137 rt2800_rfcsr_write(rt2x00dev, 48, 0x10);
6138 rt2800_rfcsr_write(rt2x00dev, 49, 0x98);
6139 rt2800_rfcsr_write(rt2x00dev, 52, 0x38);
6140 rt2800_rfcsr_write(rt2x00dev, 53, 0x00);
6141 rt2800_rfcsr_write(rt2x00dev, 54, 0x78);
6142 rt2800_rfcsr_write(rt2x00dev, 55, 0x43);
6143 rt2800_rfcsr_write(rt2x00dev, 56, 0x02);
6144 rt2800_rfcsr_write(rt2x00dev, 57, 0x80);
6145 rt2800_rfcsr_write(rt2x00dev, 58, 0x7f);
6146 rt2800_rfcsr_write(rt2x00dev, 59, 0x09);
6147 rt2800_rfcsr_write(rt2x00dev, 60, 0x45);
6148 rt2800_rfcsr_write(rt2x00dev, 61, 0xc1);
6149
6150 rt2800_rfcsr_read(rt2x00dev, 29, &rfcsr);
6151 rt2x00_set_field8(&rfcsr, RFCSR29_RSSI_GAIN, 3);
6152 rt2800_rfcsr_write(rt2x00dev, 29, rfcsr);
6153
6154 rt2800_led_open_drain_enable(rt2x00dev);
6155 rt2800_normal_mode_setup_3xxx(rt2x00dev);
6156 }
6157
6158 static void rt2800_init_rfcsr_3352(struct rt2x00_dev *rt2x00dev)
6159 {
6160 rt2800_rf_init_calibration(rt2x00dev, 30);
6161
6162 rt2800_rfcsr_write(rt2x00dev, 0, 0xf0);
6163 rt2800_rfcsr_write(rt2x00dev, 1, 0x23);
6164 rt2800_rfcsr_write(rt2x00dev, 2, 0x50);
6165 rt2800_rfcsr_write(rt2x00dev, 3, 0x18);
6166 rt2800_rfcsr_write(rt2x00dev, 4, 0x00);
6167 rt2800_rfcsr_write(rt2x00dev, 5, 0x00);
6168 rt2800_rfcsr_write(rt2x00dev, 6, 0x33);
6169 rt2800_rfcsr_write(rt2x00dev, 7, 0x00);
6170 rt2800_rfcsr_write(rt2x00dev, 8, 0xf1);
6171 rt2800_rfcsr_write(rt2x00dev, 9, 0x02);
6172 rt2800_rfcsr_write(rt2x00dev, 10, 0xd2);
6173 rt2800_rfcsr_write(rt2x00dev, 11, 0x42);
6174 rt2800_rfcsr_write(rt2x00dev, 12, 0x1c);
6175 rt2800_rfcsr_write(rt2x00dev, 13, 0x00);
6176 rt2800_rfcsr_write(rt2x00dev, 14, 0x5a);
6177 rt2800_rfcsr_write(rt2x00dev, 15, 0x00);
6178 rt2800_rfcsr_write(rt2x00dev, 16, 0x01);
6179 rt2800_rfcsr_write(rt2x00dev, 18, 0x45);
6180 rt2800_rfcsr_write(rt2x00dev, 19, 0x02);
6181 rt2800_rfcsr_write(rt2x00dev, 20, 0x00);
6182 rt2800_rfcsr_write(rt2x00dev, 21, 0x00);
6183 rt2800_rfcsr_write(rt2x00dev, 22, 0x00);
6184 rt2800_rfcsr_write(rt2x00dev, 23, 0x00);
6185 rt2800_rfcsr_write(rt2x00dev, 24, 0x00);
6186 rt2800_rfcsr_write(rt2x00dev, 25, 0x80);
6187 rt2800_rfcsr_write(rt2x00dev, 26, 0x00);
6188 rt2800_rfcsr_write(rt2x00dev, 27, 0x03);
6189 rt2800_rfcsr_write(rt2x00dev, 28, 0x03);
6190 rt2800_rfcsr_write(rt2x00dev, 29, 0x00);
6191 rt2800_rfcsr_write(rt2x00dev, 30, 0x10);
6192 rt2800_rfcsr_write(rt2x00dev, 31, 0x80);
6193 rt2800_rfcsr_write(rt2x00dev, 32, 0x80);
6194 rt2800_rfcsr_write(rt2x00dev, 33, 0x00);
6195 rt2800_rfcsr_write(rt2x00dev, 34, 0x01);
6196 rt2800_rfcsr_write(rt2x00dev, 35, 0x03);
6197 rt2800_rfcsr_write(rt2x00dev, 36, 0xbd);
6198 rt2800_rfcsr_write(rt2x00dev, 37, 0x3c);
6199 rt2800_rfcsr_write(rt2x00dev, 38, 0x5f);
6200 rt2800_rfcsr_write(rt2x00dev, 39, 0xc5);
6201 rt2800_rfcsr_write(rt2x00dev, 40, 0x33);
6202 rt2800_rfcsr_write(rt2x00dev, 41, 0x5b);
6203 rt2800_rfcsr_write(rt2x00dev, 42, 0x5b);
6204 rt2800_rfcsr_write(rt2x00dev, 43, 0xdb);
6205 rt2800_rfcsr_write(rt2x00dev, 44, 0xdb);
6206 rt2800_rfcsr_write(rt2x00dev, 45, 0xdb);
6207 rt2800_rfcsr_write(rt2x00dev, 46, 0xdd);
6208 rt2800_rfcsr_write(rt2x00dev, 47, 0x0d);
6209 rt2800_rfcsr_write(rt2x00dev, 48, 0x14);
6210 rt2800_rfcsr_write(rt2x00dev, 49, 0x00);
6211 rt2800_rfcsr_write(rt2x00dev, 50, 0x2d);
6212 rt2800_rfcsr_write(rt2x00dev, 51, 0x7f);
6213 rt2800_rfcsr_write(rt2x00dev, 52, 0x00);
6214 rt2800_rfcsr_write(rt2x00dev, 53, 0x52);
6215 rt2800_rfcsr_write(rt2x00dev, 54, 0x1b);
6216 rt2800_rfcsr_write(rt2x00dev, 55, 0x7f);
6217 rt2800_rfcsr_write(rt2x00dev, 56, 0x00);
6218 rt2800_rfcsr_write(rt2x00dev, 57, 0x52);
6219 rt2800_rfcsr_write(rt2x00dev, 58, 0x1b);
6220 rt2800_rfcsr_write(rt2x00dev, 59, 0x00);
6221 rt2800_rfcsr_write(rt2x00dev, 60, 0x00);
6222 rt2800_rfcsr_write(rt2x00dev, 61, 0x00);
6223 rt2800_rfcsr_write(rt2x00dev, 62, 0x00);
6224 rt2800_rfcsr_write(rt2x00dev, 63, 0x00);
6225
6226 rt2800_rx_filter_calibration(rt2x00dev);
6227 rt2800_led_open_drain_enable(rt2x00dev);
6228 rt2800_normal_mode_setup_3xxx(rt2x00dev);
6229 }
6230
6231 static void rt2800_init_rfcsr_3390(struct rt2x00_dev *rt2x00dev)
6232 {
6233 u32 reg;
6234
6235 rt2800_rf_init_calibration(rt2x00dev, 30);
6236
6237 rt2800_rfcsr_write(rt2x00dev, 0, 0xa0);
6238 rt2800_rfcsr_write(rt2x00dev, 1, 0xe1);
6239 rt2800_rfcsr_write(rt2x00dev, 2, 0xf1);
6240 rt2800_rfcsr_write(rt2x00dev, 3, 0x62);
6241 rt2800_rfcsr_write(rt2x00dev, 4, 0x40);
6242 rt2800_rfcsr_write(rt2x00dev, 5, 0x8b);
6243 rt2800_rfcsr_write(rt2x00dev, 6, 0x42);
6244 rt2800_rfcsr_write(rt2x00dev, 7, 0x34);
6245 rt2800_rfcsr_write(rt2x00dev, 8, 0x00);
6246 rt2800_rfcsr_write(rt2x00dev, 9, 0xc0);
6247 rt2800_rfcsr_write(rt2x00dev, 10, 0x61);
6248 rt2800_rfcsr_write(rt2x00dev, 11, 0x21);
6249 rt2800_rfcsr_write(rt2x00dev, 12, 0x3b);
6250 rt2800_rfcsr_write(rt2x00dev, 13, 0xe0);
6251 rt2800_rfcsr_write(rt2x00dev, 14, 0x90);
6252 rt2800_rfcsr_write(rt2x00dev, 15, 0x53);
6253 rt2800_rfcsr_write(rt2x00dev, 16, 0xe0);
6254 rt2800_rfcsr_write(rt2x00dev, 17, 0x94);
6255 rt2800_rfcsr_write(rt2x00dev, 18, 0x5c);
6256 rt2800_rfcsr_write(rt2x00dev, 19, 0x4a);
6257 rt2800_rfcsr_write(rt2x00dev, 20, 0xb2);
6258 rt2800_rfcsr_write(rt2x00dev, 21, 0xf6);
6259 rt2800_rfcsr_write(rt2x00dev, 22, 0x00);
6260 rt2800_rfcsr_write(rt2x00dev, 23, 0x14);
6261 rt2800_rfcsr_write(rt2x00dev, 24, 0x08);
6262 rt2800_rfcsr_write(rt2x00dev, 25, 0x3d);
6263 rt2800_rfcsr_write(rt2x00dev, 26, 0x85);
6264 rt2800_rfcsr_write(rt2x00dev, 27, 0x00);
6265 rt2800_rfcsr_write(rt2x00dev, 28, 0x41);
6266 rt2800_rfcsr_write(rt2x00dev, 29, 0x8f);
6267 rt2800_rfcsr_write(rt2x00dev, 30, 0x20);
6268 rt2800_rfcsr_write(rt2x00dev, 31, 0x0f);
6269
6270 rt2800_register_read(rt2x00dev, GPIO_SWITCH, &reg);
6271 rt2x00_set_field32(&reg, GPIO_SWITCH_5, 0);
6272 rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg);
6273
6274 rt2800_rx_filter_calibration(rt2x00dev);
6275
6276 if (rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E))
6277 rt2800_rfcsr_write(rt2x00dev, 27, 0x03);
6278
6279 rt2800_led_open_drain_enable(rt2x00dev);
6280 rt2800_normal_mode_setup_3xxx(rt2x00dev);
6281 }
6282
6283 static void rt2800_init_rfcsr_3572(struct rt2x00_dev *rt2x00dev)
6284 {
6285 u8 rfcsr;
6286 u32 reg;
6287
6288 rt2800_rf_init_calibration(rt2x00dev, 30);
6289
6290 rt2800_rfcsr_write(rt2x00dev, 0, 0x70);
6291 rt2800_rfcsr_write(rt2x00dev, 1, 0x81);
6292 rt2800_rfcsr_write(rt2x00dev, 2, 0xf1);
6293 rt2800_rfcsr_write(rt2x00dev, 3, 0x02);
6294 rt2800_rfcsr_write(rt2x00dev, 4, 0x4c);
6295 rt2800_rfcsr_write(rt2x00dev, 5, 0x05);
6296 rt2800_rfcsr_write(rt2x00dev, 6, 0x4a);
6297 rt2800_rfcsr_write(rt2x00dev, 7, 0xd8);
6298 rt2800_rfcsr_write(rt2x00dev, 9, 0xc3);
6299 rt2800_rfcsr_write(rt2x00dev, 10, 0xf1);
6300 rt2800_rfcsr_write(rt2x00dev, 11, 0xb9);
6301 rt2800_rfcsr_write(rt2x00dev, 12, 0x70);
6302 rt2800_rfcsr_write(rt2x00dev, 13, 0x65);
6303 rt2800_rfcsr_write(rt2x00dev, 14, 0xa0);
6304 rt2800_rfcsr_write(rt2x00dev, 15, 0x53);
6305 rt2800_rfcsr_write(rt2x00dev, 16, 0x4c);
6306 rt2800_rfcsr_write(rt2x00dev, 17, 0x23);
6307 rt2800_rfcsr_write(rt2x00dev, 18, 0xac);
6308 rt2800_rfcsr_write(rt2x00dev, 19, 0x93);
6309 rt2800_rfcsr_write(rt2x00dev, 20, 0xb3);
6310 rt2800_rfcsr_write(rt2x00dev, 21, 0xd0);
6311 rt2800_rfcsr_write(rt2x00dev, 22, 0x00);
6312 rt2800_rfcsr_write(rt2x00dev, 23, 0x3c);
6313 rt2800_rfcsr_write(rt2x00dev, 24, 0x16);
6314 rt2800_rfcsr_write(rt2x00dev, 25, 0x15);
6315 rt2800_rfcsr_write(rt2x00dev, 26, 0x85);
6316 rt2800_rfcsr_write(rt2x00dev, 27, 0x00);
6317 rt2800_rfcsr_write(rt2x00dev, 28, 0x00);
6318 rt2800_rfcsr_write(rt2x00dev, 29, 0x9b);
6319 rt2800_rfcsr_write(rt2x00dev, 30, 0x09);
6320 rt2800_rfcsr_write(rt2x00dev, 31, 0x10);
6321
6322 rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr);
6323 rt2x00_set_field8(&rfcsr, RFCSR6_R2, 1);
6324 rt2800_rfcsr_write(rt2x00dev, 6, rfcsr);
6325
6326 rt2800_register_read(rt2x00dev, LDO_CFG0, &reg);
6327 rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 3);
6328 rt2x00_set_field32(&reg, LDO_CFG0_BGSEL, 1);
6329 rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
6330 msleep(1);
6331 rt2800_register_read(rt2x00dev, LDO_CFG0, &reg);
6332 rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 0);
6333 rt2x00_set_field32(&reg, LDO_CFG0_BGSEL, 1);
6334 rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
6335
6336 rt2800_rx_filter_calibration(rt2x00dev);
6337 rt2800_led_open_drain_enable(rt2x00dev);
6338 rt2800_normal_mode_setup_3xxx(rt2x00dev);
6339 }
6340
6341 static void rt3593_post_bbp_init(struct rt2x00_dev *rt2x00dev)
6342 {
6343 u8 bbp;
6344 bool txbf_enabled = false; /* FIXME */
6345
6346 rt2800_bbp_read(rt2x00dev, 105, &bbp);
6347 if (rt2x00dev->default_ant.rx_chain_num == 1)
6348 rt2x00_set_field8(&bbp, BBP105_MLD, 0);
6349 else
6350 rt2x00_set_field8(&bbp, BBP105_MLD, 1);
6351 rt2800_bbp_write(rt2x00dev, 105, bbp);
6352
6353 rt2800_bbp4_mac_if_ctrl(rt2x00dev);
6354
6355 rt2800_bbp_write(rt2x00dev, 92, 0x02);
6356 rt2800_bbp_write(rt2x00dev, 82, 0x82);
6357 rt2800_bbp_write(rt2x00dev, 106, 0x05);
6358 rt2800_bbp_write(rt2x00dev, 104, 0x92);
6359 rt2800_bbp_write(rt2x00dev, 88, 0x90);
6360 rt2800_bbp_write(rt2x00dev, 148, 0xc8);
6361 rt2800_bbp_write(rt2x00dev, 47, 0x48);
6362 rt2800_bbp_write(rt2x00dev, 120, 0x50);
6363
6364 if (txbf_enabled)
6365 rt2800_bbp_write(rt2x00dev, 163, 0xbd);
6366 else
6367 rt2800_bbp_write(rt2x00dev, 163, 0x9d);
6368
6369 /* SNR mapping */
6370 rt2800_bbp_write(rt2x00dev, 142, 6);
6371 rt2800_bbp_write(rt2x00dev, 143, 160);
6372 rt2800_bbp_write(rt2x00dev, 142, 7);
6373 rt2800_bbp_write(rt2x00dev, 143, 161);
6374 rt2800_bbp_write(rt2x00dev, 142, 8);
6375 rt2800_bbp_write(rt2x00dev, 143, 162);
6376
6377 /* ADC/DAC control */
6378 rt2800_bbp_write(rt2x00dev, 31, 0x08);
6379
6380 /* RX AGC energy lower bound in log2 */
6381 rt2800_bbp_write(rt2x00dev, 68, 0x0b);
6382
6383 /* FIXME: BBP 105 owerwrite? */
6384 rt2800_bbp_write(rt2x00dev, 105, 0x04);
6385
6386 }
6387
6388 static void rt2800_init_rfcsr_3593(struct rt2x00_dev *rt2x00dev)
6389 {
6390 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data;
6391 u32 reg;
6392 u8 rfcsr;
6393
6394 /* Disable GPIO #4 and #7 function for LAN PE control */
6395 rt2800_register_read(rt2x00dev, GPIO_SWITCH, &reg);
6396 rt2x00_set_field32(&reg, GPIO_SWITCH_4, 0);
6397 rt2x00_set_field32(&reg, GPIO_SWITCH_7, 0);
6398 rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg);
6399
6400 /* Initialize default register values */
6401 rt2800_rfcsr_write(rt2x00dev, 1, 0x03);
6402 rt2800_rfcsr_write(rt2x00dev, 3, 0x80);
6403 rt2800_rfcsr_write(rt2x00dev, 5, 0x00);
6404 rt2800_rfcsr_write(rt2x00dev, 6, 0x40);
6405 rt2800_rfcsr_write(rt2x00dev, 8, 0xf1);
6406 rt2800_rfcsr_write(rt2x00dev, 9, 0x02);
6407 rt2800_rfcsr_write(rt2x00dev, 10, 0xd3);
6408 rt2800_rfcsr_write(rt2x00dev, 11, 0x40);
6409 rt2800_rfcsr_write(rt2x00dev, 12, 0x4e);
6410 rt2800_rfcsr_write(rt2x00dev, 13, 0x12);
6411 rt2800_rfcsr_write(rt2x00dev, 18, 0x40);
6412 rt2800_rfcsr_write(rt2x00dev, 22, 0x20);
6413 rt2800_rfcsr_write(rt2x00dev, 30, 0x10);
6414 rt2800_rfcsr_write(rt2x00dev, 31, 0x80);
6415 rt2800_rfcsr_write(rt2x00dev, 32, 0x78);
6416 rt2800_rfcsr_write(rt2x00dev, 33, 0x3b);
6417 rt2800_rfcsr_write(rt2x00dev, 34, 0x3c);
6418 rt2800_rfcsr_write(rt2x00dev, 35, 0xe0);
6419 rt2800_rfcsr_write(rt2x00dev, 38, 0x86);
6420 rt2800_rfcsr_write(rt2x00dev, 39, 0x23);
6421 rt2800_rfcsr_write(rt2x00dev, 44, 0xd3);
6422 rt2800_rfcsr_write(rt2x00dev, 45, 0xbb);
6423 rt2800_rfcsr_write(rt2x00dev, 46, 0x60);
6424 rt2800_rfcsr_write(rt2x00dev, 49, 0x8e);
6425 rt2800_rfcsr_write(rt2x00dev, 50, 0x86);
6426 rt2800_rfcsr_write(rt2x00dev, 51, 0x75);
6427 rt2800_rfcsr_write(rt2x00dev, 52, 0x45);
6428 rt2800_rfcsr_write(rt2x00dev, 53, 0x18);
6429 rt2800_rfcsr_write(rt2x00dev, 54, 0x18);
6430 rt2800_rfcsr_write(rt2x00dev, 55, 0x18);
6431 rt2800_rfcsr_write(rt2x00dev, 56, 0xdb);
6432 rt2800_rfcsr_write(rt2x00dev, 57, 0x6e);
6433
6434 /* Initiate calibration */
6435 /* TODO: use rt2800_rf_init_calibration ? */
6436 rt2800_rfcsr_read(rt2x00dev, 2, &rfcsr);
6437 rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_EN, 1);
6438 rt2800_rfcsr_write(rt2x00dev, 2, rfcsr);
6439
6440 rt2800_adjust_freq_offset(rt2x00dev);
6441
6442 rt2800_rfcsr_read(rt2x00dev, 18, &rfcsr);
6443 rt2x00_set_field8(&rfcsr, RFCSR18_XO_TUNE_BYPASS, 1);
6444 rt2800_rfcsr_write(rt2x00dev, 18, rfcsr);
6445
6446 rt2800_register_read(rt2x00dev, LDO_CFG0, &reg);
6447 rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 3);
6448 rt2x00_set_field32(&reg, LDO_CFG0_BGSEL, 1);
6449 rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
6450 usleep_range(1000, 1500);
6451 rt2800_register_read(rt2x00dev, LDO_CFG0, &reg);
6452 rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 0);
6453 rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
6454
6455 /* Set initial values for RX filter calibration */
6456 drv_data->calibration_bw20 = 0x1f;
6457 drv_data->calibration_bw40 = 0x2f;
6458
6459 /* Save BBP 25 & 26 values for later use in channel switching */
6460 rt2800_bbp_read(rt2x00dev, 25, &drv_data->bbp25);
6461 rt2800_bbp_read(rt2x00dev, 26, &drv_data->bbp26);
6462
6463 rt2800_led_open_drain_enable(rt2x00dev);
6464 rt2800_normal_mode_setup_3593(rt2x00dev);
6465
6466 rt3593_post_bbp_init(rt2x00dev);
6467
6468 /* TODO: enable stream mode support */
6469 }
6470
6471 static void rt2800_init_rfcsr_5390(struct rt2x00_dev *rt2x00dev)
6472 {
6473 rt2800_rf_init_calibration(rt2x00dev, 2);
6474
6475 rt2800_rfcsr_write(rt2x00dev, 1, 0x0f);
6476 rt2800_rfcsr_write(rt2x00dev, 2, 0x80);
6477 rt2800_rfcsr_write(rt2x00dev, 3, 0x88);
6478 rt2800_rfcsr_write(rt2x00dev, 5, 0x10);
6479 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F))
6480 rt2800_rfcsr_write(rt2x00dev, 6, 0xe0);
6481 else
6482 rt2800_rfcsr_write(rt2x00dev, 6, 0xa0);
6483 rt2800_rfcsr_write(rt2x00dev, 7, 0x00);
6484 rt2800_rfcsr_write(rt2x00dev, 10, 0x53);
6485 rt2800_rfcsr_write(rt2x00dev, 11, 0x4a);
6486 rt2800_rfcsr_write(rt2x00dev, 12, 0x46);
6487 rt2800_rfcsr_write(rt2x00dev, 13, 0x9f);
6488 rt2800_rfcsr_write(rt2x00dev, 14, 0x00);
6489 rt2800_rfcsr_write(rt2x00dev, 15, 0x00);
6490 rt2800_rfcsr_write(rt2x00dev, 16, 0x00);
6491 rt2800_rfcsr_write(rt2x00dev, 18, 0x03);
6492 rt2800_rfcsr_write(rt2x00dev, 19, 0x00);
6493
6494 rt2800_rfcsr_write(rt2x00dev, 20, 0x00);
6495 rt2800_rfcsr_write(rt2x00dev, 21, 0x00);
6496 rt2800_rfcsr_write(rt2x00dev, 22, 0x20);
6497 rt2800_rfcsr_write(rt2x00dev, 23, 0x00);
6498 rt2800_rfcsr_write(rt2x00dev, 24, 0x00);
6499 if (rt2x00_is_usb(rt2x00dev) &&
6500 rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F))
6501 rt2800_rfcsr_write(rt2x00dev, 25, 0x80);
6502 else
6503 rt2800_rfcsr_write(rt2x00dev, 25, 0xc0);
6504 rt2800_rfcsr_write(rt2x00dev, 26, 0x00);
6505 rt2800_rfcsr_write(rt2x00dev, 27, 0x09);
6506 rt2800_rfcsr_write(rt2x00dev, 28, 0x00);
6507 rt2800_rfcsr_write(rt2x00dev, 29, 0x10);
6508
6509 rt2800_rfcsr_write(rt2x00dev, 30, 0x10);
6510 rt2800_rfcsr_write(rt2x00dev, 31, 0x80);
6511 rt2800_rfcsr_write(rt2x00dev, 32, 0x80);
6512 rt2800_rfcsr_write(rt2x00dev, 33, 0x00);
6513 rt2800_rfcsr_write(rt2x00dev, 34, 0x07);
6514 rt2800_rfcsr_write(rt2x00dev, 35, 0x12);
6515 rt2800_rfcsr_write(rt2x00dev, 36, 0x00);
6516 rt2800_rfcsr_write(rt2x00dev, 37, 0x08);
6517 rt2800_rfcsr_write(rt2x00dev, 38, 0x85);
6518 rt2800_rfcsr_write(rt2x00dev, 39, 0x1b);
6519
6520 rt2800_rfcsr_write(rt2x00dev, 40, 0x0b);
6521 rt2800_rfcsr_write(rt2x00dev, 41, 0xbb);
6522 rt2800_rfcsr_write(rt2x00dev, 42, 0xd2);
6523 rt2800_rfcsr_write(rt2x00dev, 43, 0x9a);
6524 rt2800_rfcsr_write(rt2x00dev, 44, 0x0e);
6525 rt2800_rfcsr_write(rt2x00dev, 45, 0xa2);
6526 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F))
6527 rt2800_rfcsr_write(rt2x00dev, 46, 0x73);
6528 else
6529 rt2800_rfcsr_write(rt2x00dev, 46, 0x7b);
6530 rt2800_rfcsr_write(rt2x00dev, 47, 0x00);
6531 rt2800_rfcsr_write(rt2x00dev, 48, 0x10);
6532 rt2800_rfcsr_write(rt2x00dev, 49, 0x94);
6533
6534 rt2800_rfcsr_write(rt2x00dev, 52, 0x38);
6535 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F))
6536 rt2800_rfcsr_write(rt2x00dev, 53, 0x00);
6537 else
6538 rt2800_rfcsr_write(rt2x00dev, 53, 0x84);
6539 rt2800_rfcsr_write(rt2x00dev, 54, 0x78);
6540 rt2800_rfcsr_write(rt2x00dev, 55, 0x44);
6541 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F))
6542 rt2800_rfcsr_write(rt2x00dev, 56, 0x42);
6543 else
6544 rt2800_rfcsr_write(rt2x00dev, 56, 0x22);
6545 rt2800_rfcsr_write(rt2x00dev, 57, 0x80);
6546 rt2800_rfcsr_write(rt2x00dev, 58, 0x7f);
6547 rt2800_rfcsr_write(rt2x00dev, 59, 0x8f);
6548
6549 rt2800_rfcsr_write(rt2x00dev, 60, 0x45);
6550 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) {
6551 if (rt2x00_is_usb(rt2x00dev))
6552 rt2800_rfcsr_write(rt2x00dev, 61, 0xd1);
6553 else
6554 rt2800_rfcsr_write(rt2x00dev, 61, 0xd5);
6555 } else {
6556 if (rt2x00_is_usb(rt2x00dev))
6557 rt2800_rfcsr_write(rt2x00dev, 61, 0xdd);
6558 else
6559 rt2800_rfcsr_write(rt2x00dev, 61, 0xb5);
6560 }
6561 rt2800_rfcsr_write(rt2x00dev, 62, 0x00);
6562 rt2800_rfcsr_write(rt2x00dev, 63, 0x00);
6563
6564 rt2800_normal_mode_setup_5xxx(rt2x00dev);
6565
6566 rt2800_led_open_drain_enable(rt2x00dev);
6567 }
6568
6569 static void rt2800_init_rfcsr_5392(struct rt2x00_dev *rt2x00dev)
6570 {
6571 rt2800_rf_init_calibration(rt2x00dev, 2);
6572
6573 rt2800_rfcsr_write(rt2x00dev, 1, 0x17);
6574 rt2800_rfcsr_write(rt2x00dev, 3, 0x88);
6575 rt2800_rfcsr_write(rt2x00dev, 5, 0x10);
6576 rt2800_rfcsr_write(rt2x00dev, 6, 0xe0);
6577 rt2800_rfcsr_write(rt2x00dev, 7, 0x00);
6578 rt2800_rfcsr_write(rt2x00dev, 10, 0x53);
6579 rt2800_rfcsr_write(rt2x00dev, 11, 0x4a);
6580 rt2800_rfcsr_write(rt2x00dev, 12, 0x46);
6581 rt2800_rfcsr_write(rt2x00dev, 13, 0x9f);
6582 rt2800_rfcsr_write(rt2x00dev, 14, 0x00);
6583 rt2800_rfcsr_write(rt2x00dev, 15, 0x00);
6584 rt2800_rfcsr_write(rt2x00dev, 16, 0x00);
6585 rt2800_rfcsr_write(rt2x00dev, 18, 0x03);
6586 rt2800_rfcsr_write(rt2x00dev, 19, 0x4d);
6587 rt2800_rfcsr_write(rt2x00dev, 20, 0x00);
6588 rt2800_rfcsr_write(rt2x00dev, 21, 0x8d);
6589 rt2800_rfcsr_write(rt2x00dev, 22, 0x20);
6590 rt2800_rfcsr_write(rt2x00dev, 23, 0x0b);
6591 rt2800_rfcsr_write(rt2x00dev, 24, 0x44);
6592 rt2800_rfcsr_write(rt2x00dev, 25, 0x80);
6593 rt2800_rfcsr_write(rt2x00dev, 26, 0x82);
6594 rt2800_rfcsr_write(rt2x00dev, 27, 0x09);
6595 rt2800_rfcsr_write(rt2x00dev, 28, 0x00);
6596 rt2800_rfcsr_write(rt2x00dev, 29, 0x10);
6597 rt2800_rfcsr_write(rt2x00dev, 30, 0x10);
6598 rt2800_rfcsr_write(rt2x00dev, 31, 0x80);
6599 rt2800_rfcsr_write(rt2x00dev, 32, 0x20);
6600 rt2800_rfcsr_write(rt2x00dev, 33, 0xC0);
6601 rt2800_rfcsr_write(rt2x00dev, 34, 0x07);
6602 rt2800_rfcsr_write(rt2x00dev, 35, 0x12);
6603 rt2800_rfcsr_write(rt2x00dev, 36, 0x00);
6604 rt2800_rfcsr_write(rt2x00dev, 37, 0x08);
6605 rt2800_rfcsr_write(rt2x00dev, 38, 0x89);
6606 rt2800_rfcsr_write(rt2x00dev, 39, 0x1b);
6607 rt2800_rfcsr_write(rt2x00dev, 40, 0x0f);
6608 rt2800_rfcsr_write(rt2x00dev, 41, 0xbb);
6609 rt2800_rfcsr_write(rt2x00dev, 42, 0xd5);
6610 rt2800_rfcsr_write(rt2x00dev, 43, 0x9b);
6611 rt2800_rfcsr_write(rt2x00dev, 44, 0x0e);
6612 rt2800_rfcsr_write(rt2x00dev, 45, 0xa2);
6613 rt2800_rfcsr_write(rt2x00dev, 46, 0x73);
6614 rt2800_rfcsr_write(rt2x00dev, 47, 0x0c);
6615 rt2800_rfcsr_write(rt2x00dev, 48, 0x10);
6616 rt2800_rfcsr_write(rt2x00dev, 49, 0x94);
6617 rt2800_rfcsr_write(rt2x00dev, 50, 0x94);
6618 rt2800_rfcsr_write(rt2x00dev, 51, 0x3a);
6619 rt2800_rfcsr_write(rt2x00dev, 52, 0x48);
6620 rt2800_rfcsr_write(rt2x00dev, 53, 0x44);
6621 rt2800_rfcsr_write(rt2x00dev, 54, 0x38);
6622 rt2800_rfcsr_write(rt2x00dev, 55, 0x43);
6623 rt2800_rfcsr_write(rt2x00dev, 56, 0xa1);
6624 rt2800_rfcsr_write(rt2x00dev, 57, 0x00);
6625 rt2800_rfcsr_write(rt2x00dev, 58, 0x39);
6626 rt2800_rfcsr_write(rt2x00dev, 59, 0x07);
6627 rt2800_rfcsr_write(rt2x00dev, 60, 0x45);
6628 rt2800_rfcsr_write(rt2x00dev, 61, 0x91);
6629 rt2800_rfcsr_write(rt2x00dev, 62, 0x39);
6630 rt2800_rfcsr_write(rt2x00dev, 63, 0x07);
6631
6632 rt2800_normal_mode_setup_5xxx(rt2x00dev);
6633
6634 rt2800_led_open_drain_enable(rt2x00dev);
6635 }
6636
6637 static void rt2800_init_rfcsr_5592(struct rt2x00_dev *rt2x00dev)
6638 {
6639 rt2800_rf_init_calibration(rt2x00dev, 30);
6640
6641 rt2800_rfcsr_write(rt2x00dev, 1, 0x3F);
6642 rt2800_rfcsr_write(rt2x00dev, 3, 0x08);
6643 rt2800_rfcsr_write(rt2x00dev, 5, 0x10);
6644 rt2800_rfcsr_write(rt2x00dev, 6, 0xE4);
6645 rt2800_rfcsr_write(rt2x00dev, 7, 0x00);
6646 rt2800_rfcsr_write(rt2x00dev, 14, 0x00);
6647 rt2800_rfcsr_write(rt2x00dev, 15, 0x00);
6648 rt2800_rfcsr_write(rt2x00dev, 16, 0x00);
6649 rt2800_rfcsr_write(rt2x00dev, 18, 0x03);
6650 rt2800_rfcsr_write(rt2x00dev, 19, 0x4D);
6651 rt2800_rfcsr_write(rt2x00dev, 20, 0x10);
6652 rt2800_rfcsr_write(rt2x00dev, 21, 0x8D);
6653 rt2800_rfcsr_write(rt2x00dev, 26, 0x82);
6654 rt2800_rfcsr_write(rt2x00dev, 28, 0x00);
6655 rt2800_rfcsr_write(rt2x00dev, 29, 0x10);
6656 rt2800_rfcsr_write(rt2x00dev, 33, 0xC0);
6657 rt2800_rfcsr_write(rt2x00dev, 34, 0x07);
6658 rt2800_rfcsr_write(rt2x00dev, 35, 0x12);
6659 rt2800_rfcsr_write(rt2x00dev, 47, 0x0C);
6660 rt2800_rfcsr_write(rt2x00dev, 53, 0x22);
6661 rt2800_rfcsr_write(rt2x00dev, 63, 0x07);
6662
6663 rt2800_rfcsr_write(rt2x00dev, 2, 0x80);
6664 msleep(1);
6665
6666 rt2800_adjust_freq_offset(rt2x00dev);
6667
6668 /* Enable DC filter */
6669 if (rt2x00_rt_rev_gte(rt2x00dev, RT5592, REV_RT5592C))
6670 rt2800_bbp_write(rt2x00dev, 103, 0xc0);
6671
6672 rt2800_normal_mode_setup_5xxx(rt2x00dev);
6673
6674 if (rt2x00_rt_rev_lt(rt2x00dev, RT5592, REV_RT5592C))
6675 rt2800_rfcsr_write(rt2x00dev, 27, 0x03);
6676
6677 rt2800_led_open_drain_enable(rt2x00dev);
6678 }
6679
6680 static void rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev)
6681 {
6682 if (rt2800_is_305x_soc(rt2x00dev)) {
6683 rt2800_init_rfcsr_305x_soc(rt2x00dev);
6684 return;
6685 }
6686
6687 switch (rt2x00dev->chip.rt) {
6688 case RT3070:
6689 case RT3071:
6690 case RT3090:
6691 rt2800_init_rfcsr_30xx(rt2x00dev);
6692 break;
6693 case RT3290:
6694 rt2800_init_rfcsr_3290(rt2x00dev);
6695 break;
6696 case RT3352:
6697 rt2800_init_rfcsr_3352(rt2x00dev);
6698 break;
6699 case RT3390:
6700 rt2800_init_rfcsr_3390(rt2x00dev);
6701 break;
6702 case RT3572:
6703 rt2800_init_rfcsr_3572(rt2x00dev);
6704 break;
6705 case RT3593:
6706 rt2800_init_rfcsr_3593(rt2x00dev);
6707 break;
6708 case RT5390:
6709 rt2800_init_rfcsr_5390(rt2x00dev);
6710 break;
6711 case RT5392:
6712 rt2800_init_rfcsr_5392(rt2x00dev);
6713 break;
6714 case RT5592:
6715 rt2800_init_rfcsr_5592(rt2x00dev);
6716 break;
6717 }
6718 }
6719
6720 int rt2800_enable_radio(struct rt2x00_dev *rt2x00dev)
6721 {
6722 u32 reg;
6723 u16 word;
6724
6725 /*
6726 * Initialize MAC registers.
6727 */
6728 if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev) ||
6729 rt2800_init_registers(rt2x00dev)))
6730 return -EIO;
6731
6732 /*
6733 * Wait BBP/RF to wake up.
6734 */
6735 if (unlikely(rt2800_wait_bbp_rf_ready(rt2x00dev)))
6736 return -EIO;
6737
6738 /*
6739 * Send signal during boot time to initialize firmware.
6740 */
6741 rt2800_register_write(rt2x00dev, H2M_BBP_AGENT, 0);
6742 rt2800_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0);
6743 if (rt2x00_is_usb(rt2x00dev))
6744 rt2800_register_write(rt2x00dev, H2M_INT_SRC, 0);
6745 rt2800_mcu_request(rt2x00dev, MCU_BOOT_SIGNAL, 0, 0, 0);
6746 msleep(1);
6747
6748 /*
6749 * Make sure BBP is up and running.
6750 */
6751 if (unlikely(rt2800_wait_bbp_ready(rt2x00dev)))
6752 return -EIO;
6753
6754 /*
6755 * Initialize BBP/RF registers.
6756 */
6757 rt2800_init_bbp(rt2x00dev);
6758 rt2800_init_rfcsr(rt2x00dev);
6759
6760 if (rt2x00_is_usb(rt2x00dev) &&
6761 (rt2x00_rt(rt2x00dev, RT3070) ||
6762 rt2x00_rt(rt2x00dev, RT3071) ||
6763 rt2x00_rt(rt2x00dev, RT3572))) {
6764 udelay(200);
6765 rt2800_mcu_request(rt2x00dev, MCU_CURRENT, 0, 0, 0);
6766 udelay(10);
6767 }
6768
6769 /*
6770 * Enable RX.
6771 */
6772 rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
6773 rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_TX, 1);
6774 rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_RX, 0);
6775 rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
6776
6777 udelay(50);
6778
6779 rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
6780 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_TX_DMA, 1);
6781 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_RX_DMA, 1);
6782 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_WP_DMA_BURST_SIZE, 2);
6783 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1);
6784 rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg);
6785
6786 rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
6787 rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_TX, 1);
6788 rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_RX, 1);
6789 rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
6790
6791 /*
6792 * Initialize LED control
6793 */
6794 rt2800_eeprom_read(rt2x00dev, EEPROM_LED_AG_CONF, &word);
6795 rt2800_mcu_request(rt2x00dev, MCU_LED_AG_CONF, 0xff,
6796 word & 0xff, (word >> 8) & 0xff);
6797
6798 rt2800_eeprom_read(rt2x00dev, EEPROM_LED_ACT_CONF, &word);
6799 rt2800_mcu_request(rt2x00dev, MCU_LED_ACT_CONF, 0xff,
6800 word & 0xff, (word >> 8) & 0xff);
6801
6802 rt2800_eeprom_read(rt2x00dev, EEPROM_LED_POLARITY, &word);
6803 rt2800_mcu_request(rt2x00dev, MCU_LED_LED_POLARITY, 0xff,
6804 word & 0xff, (word >> 8) & 0xff);
6805
6806 return 0;
6807 }
6808 EXPORT_SYMBOL_GPL(rt2800_enable_radio);
6809
6810 void rt2800_disable_radio(struct rt2x00_dev *rt2x00dev)
6811 {
6812 u32 reg;
6813
6814 rt2800_disable_wpdma(rt2x00dev);
6815
6816 /* Wait for DMA, ignore error */
6817 rt2800_wait_wpdma_ready(rt2x00dev);
6818
6819 rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
6820 rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_TX, 0);
6821 rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_RX, 0);
6822 rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
6823 }
6824 EXPORT_SYMBOL_GPL(rt2800_disable_radio);
6825
6826 int rt2800_efuse_detect(struct rt2x00_dev *rt2x00dev)
6827 {
6828 u32 reg;
6829 u16 efuse_ctrl_reg;
6830
6831 if (rt2x00_rt(rt2x00dev, RT3290))
6832 efuse_ctrl_reg = EFUSE_CTRL_3290;
6833 else
6834 efuse_ctrl_reg = EFUSE_CTRL;
6835
6836 rt2800_register_read(rt2x00dev, efuse_ctrl_reg, &reg);
6837 return rt2x00_get_field32(reg, EFUSE_CTRL_PRESENT);
6838 }
6839 EXPORT_SYMBOL_GPL(rt2800_efuse_detect);
6840
6841 static void rt2800_efuse_read(struct rt2x00_dev *rt2x00dev, unsigned int i)
6842 {
6843 u32 reg;
6844 u16 efuse_ctrl_reg;
6845 u16 efuse_data0_reg;
6846 u16 efuse_data1_reg;
6847 u16 efuse_data2_reg;
6848 u16 efuse_data3_reg;
6849
6850 if (rt2x00_rt(rt2x00dev, RT3290)) {
6851 efuse_ctrl_reg = EFUSE_CTRL_3290;
6852 efuse_data0_reg = EFUSE_DATA0_3290;
6853 efuse_data1_reg = EFUSE_DATA1_3290;
6854 efuse_data2_reg = EFUSE_DATA2_3290;
6855 efuse_data3_reg = EFUSE_DATA3_3290;
6856 } else {
6857 efuse_ctrl_reg = EFUSE_CTRL;
6858 efuse_data0_reg = EFUSE_DATA0;
6859 efuse_data1_reg = EFUSE_DATA1;
6860 efuse_data2_reg = EFUSE_DATA2;
6861 efuse_data3_reg = EFUSE_DATA3;
6862 }
6863 mutex_lock(&rt2x00dev->csr_mutex);
6864
6865 rt2800_register_read_lock(rt2x00dev, efuse_ctrl_reg, &reg);
6866 rt2x00_set_field32(&reg, EFUSE_CTRL_ADDRESS_IN, i);
6867 rt2x00_set_field32(&reg, EFUSE_CTRL_MODE, 0);
6868 rt2x00_set_field32(&reg, EFUSE_CTRL_KICK, 1);
6869 rt2800_register_write_lock(rt2x00dev, efuse_ctrl_reg, reg);
6870
6871 /* Wait until the EEPROM has been loaded */
6872 rt2800_regbusy_read(rt2x00dev, efuse_ctrl_reg, EFUSE_CTRL_KICK, &reg);
6873 /* Apparently the data is read from end to start */
6874 rt2800_register_read_lock(rt2x00dev, efuse_data3_reg, &reg);
6875 /* The returned value is in CPU order, but eeprom is le */
6876 *(u32 *)&rt2x00dev->eeprom[i] = cpu_to_le32(reg);
6877 rt2800_register_read_lock(rt2x00dev, efuse_data2_reg, &reg);
6878 *(u32 *)&rt2x00dev->eeprom[i + 2] = cpu_to_le32(reg);
6879 rt2800_register_read_lock(rt2x00dev, efuse_data1_reg, &reg);
6880 *(u32 *)&rt2x00dev->eeprom[i + 4] = cpu_to_le32(reg);
6881 rt2800_register_read_lock(rt2x00dev, efuse_data0_reg, &reg);
6882 *(u32 *)&rt2x00dev->eeprom[i + 6] = cpu_to_le32(reg);
6883
6884 mutex_unlock(&rt2x00dev->csr_mutex);
6885 }
6886
6887 int rt2800_read_eeprom_efuse(struct rt2x00_dev *rt2x00dev)
6888 {
6889 unsigned int i;
6890
6891 for (i = 0; i < EEPROM_SIZE / sizeof(u16); i += 8)
6892 rt2800_efuse_read(rt2x00dev, i);
6893
6894 return 0;
6895 }
6896 EXPORT_SYMBOL_GPL(rt2800_read_eeprom_efuse);
6897
6898 static u8 rt2800_get_txmixer_gain_24g(struct rt2x00_dev *rt2x00dev)
6899 {
6900 u16 word;
6901
6902 if (rt2x00_rt(rt2x00dev, RT3593))
6903 return 0;
6904
6905 rt2800_eeprom_read(rt2x00dev, EEPROM_TXMIXER_GAIN_BG, &word);
6906 if ((word & 0x00ff) != 0x00ff)
6907 return rt2x00_get_field16(word, EEPROM_TXMIXER_GAIN_BG_VAL);
6908
6909 return 0;
6910 }
6911
6912 static u8 rt2800_get_txmixer_gain_5g(struct rt2x00_dev *rt2x00dev)
6913 {
6914 u16 word;
6915
6916 if (rt2x00_rt(rt2x00dev, RT3593))
6917 return 0;
6918
6919 rt2800_eeprom_read(rt2x00dev, EEPROM_TXMIXER_GAIN_A, &word);
6920 if ((word & 0x00ff) != 0x00ff)
6921 return rt2x00_get_field16(word, EEPROM_TXMIXER_GAIN_A_VAL);
6922
6923 return 0;
6924 }
6925
6926 static int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev)
6927 {
6928 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data;
6929 u16 word;
6930 u8 *mac;
6931 u8 default_lna_gain;
6932 int retval;
6933
6934 /*
6935 * Read the EEPROM.
6936 */
6937 retval = rt2800_read_eeprom(rt2x00dev);
6938 if (retval)
6939 return retval;
6940
6941 /*
6942 * Start validation of the data that has been read.
6943 */
6944 mac = rt2800_eeprom_addr(rt2x00dev, EEPROM_MAC_ADDR_0);
6945 if (!is_valid_ether_addr(mac)) {
6946 eth_random_addr(mac);
6947 rt2x00_eeprom_dbg(rt2x00dev, "MAC: %pM\n", mac);
6948 }
6949
6950 rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &word);
6951 if (word == 0xffff) {
6952 rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RXPATH, 2);
6953 rt2x00_set_field16(&word, EEPROM_NIC_CONF0_TXPATH, 1);
6954 rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RF_TYPE, RF2820);
6955 rt2800_eeprom_write(rt2x00dev, EEPROM_NIC_CONF0, word);
6956 rt2x00_eeprom_dbg(rt2x00dev, "Antenna: 0x%04x\n", word);
6957 } else if (rt2x00_rt(rt2x00dev, RT2860) ||
6958 rt2x00_rt(rt2x00dev, RT2872)) {
6959 /*
6960 * There is a max of 2 RX streams for RT28x0 series
6961 */
6962 if (rt2x00_get_field16(word, EEPROM_NIC_CONF0_RXPATH) > 2)
6963 rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RXPATH, 2);
6964 rt2800_eeprom_write(rt2x00dev, EEPROM_NIC_CONF0, word);
6965 }
6966
6967 rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &word);
6968 if (word == 0xffff) {
6969 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_HW_RADIO, 0);
6970 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_TX_ALC, 0);
6971 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_LNA_2G, 0);
6972 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_LNA_5G, 0);
6973 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_CARDBUS_ACCEL, 0);
6974 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_SB_2G, 0);
6975 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_SB_5G, 0);
6976 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_WPS_PBC, 0);
6977 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_2G, 0);
6978 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_5G, 0);
6979 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BROADBAND_EXT_LNA, 0);
6980 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_ANT_DIVERSITY, 0);
6981 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_INTERNAL_TX_ALC, 0);
6982 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BT_COEXIST, 0);
6983 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_DAC_TEST, 0);
6984 rt2800_eeprom_write(rt2x00dev, EEPROM_NIC_CONF1, word);
6985 rt2x00_eeprom_dbg(rt2x00dev, "NIC: 0x%04x\n", word);
6986 }
6987
6988 rt2800_eeprom_read(rt2x00dev, EEPROM_FREQ, &word);
6989 if ((word & 0x00ff) == 0x00ff) {
6990 rt2x00_set_field16(&word, EEPROM_FREQ_OFFSET, 0);
6991 rt2800_eeprom_write(rt2x00dev, EEPROM_FREQ, word);
6992 rt2x00_eeprom_dbg(rt2x00dev, "Freq: 0x%04x\n", word);
6993 }
6994 if ((word & 0xff00) == 0xff00) {
6995 rt2x00_set_field16(&word, EEPROM_FREQ_LED_MODE,
6996 LED_MODE_TXRX_ACTIVITY);
6997 rt2x00_set_field16(&word, EEPROM_FREQ_LED_POLARITY, 0);
6998 rt2800_eeprom_write(rt2x00dev, EEPROM_FREQ, word);
6999 rt2800_eeprom_write(rt2x00dev, EEPROM_LED_AG_CONF, 0x5555);
7000 rt2800_eeprom_write(rt2x00dev, EEPROM_LED_ACT_CONF, 0x2221);
7001 rt2800_eeprom_write(rt2x00dev, EEPROM_LED_POLARITY, 0xa9f8);
7002 rt2x00_eeprom_dbg(rt2x00dev, "Led Mode: 0x%04x\n", word);
7003 }
7004
7005 /*
7006 * During the LNA validation we are going to use
7007 * lna0 as correct value. Note that EEPROM_LNA
7008 * is never validated.
7009 */
7010 rt2800_eeprom_read(rt2x00dev, EEPROM_LNA, &word);
7011 default_lna_gain = rt2x00_get_field16(word, EEPROM_LNA_A0);
7012
7013 rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_BG, &word);
7014 if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG_OFFSET0)) > 10)
7015 rt2x00_set_field16(&word, EEPROM_RSSI_BG_OFFSET0, 0);
7016 if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG_OFFSET1)) > 10)
7017 rt2x00_set_field16(&word, EEPROM_RSSI_BG_OFFSET1, 0);
7018 rt2800_eeprom_write(rt2x00dev, EEPROM_RSSI_BG, word);
7019
7020 drv_data->txmixer_gain_24g = rt2800_get_txmixer_gain_24g(rt2x00dev);
7021
7022 rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2, &word);
7023 if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG2_OFFSET2)) > 10)
7024 rt2x00_set_field16(&word, EEPROM_RSSI_BG2_OFFSET2, 0);
7025 if (!rt2x00_rt(rt2x00dev, RT3593)) {
7026 if (rt2x00_get_field16(word, EEPROM_RSSI_BG2_LNA_A1) == 0x00 ||
7027 rt2x00_get_field16(word, EEPROM_RSSI_BG2_LNA_A1) == 0xff)
7028 rt2x00_set_field16(&word, EEPROM_RSSI_BG2_LNA_A1,
7029 default_lna_gain);
7030 }
7031 rt2800_eeprom_write(rt2x00dev, EEPROM_RSSI_BG2, word);
7032
7033 drv_data->txmixer_gain_5g = rt2800_get_txmixer_gain_5g(rt2x00dev);
7034
7035 rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_A, &word);
7036 if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A_OFFSET0)) > 10)
7037 rt2x00_set_field16(&word, EEPROM_RSSI_A_OFFSET0, 0);
7038 if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A_OFFSET1)) > 10)
7039 rt2x00_set_field16(&word, EEPROM_RSSI_A_OFFSET1, 0);
7040 rt2800_eeprom_write(rt2x00dev, EEPROM_RSSI_A, word);
7041
7042 rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_A2, &word);
7043 if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A2_OFFSET2)) > 10)
7044 rt2x00_set_field16(&word, EEPROM_RSSI_A2_OFFSET2, 0);
7045 if (!rt2x00_rt(rt2x00dev, RT3593)) {
7046 if (rt2x00_get_field16(word, EEPROM_RSSI_A2_LNA_A2) == 0x00 ||
7047 rt2x00_get_field16(word, EEPROM_RSSI_A2_LNA_A2) == 0xff)
7048 rt2x00_set_field16(&word, EEPROM_RSSI_A2_LNA_A2,
7049 default_lna_gain);
7050 }
7051 rt2800_eeprom_write(rt2x00dev, EEPROM_RSSI_A2, word);
7052
7053 if (rt2x00_rt(rt2x00dev, RT3593)) {
7054 rt2800_eeprom_read(rt2x00dev, EEPROM_EXT_LNA2, &word);
7055 if (rt2x00_get_field16(word, EEPROM_EXT_LNA2_A1) == 0x00 ||
7056 rt2x00_get_field16(word, EEPROM_EXT_LNA2_A1) == 0xff)
7057 rt2x00_set_field16(&word, EEPROM_EXT_LNA2_A1,
7058 default_lna_gain);
7059 if (rt2x00_get_field16(word, EEPROM_EXT_LNA2_A2) == 0x00 ||
7060 rt2x00_get_field16(word, EEPROM_EXT_LNA2_A2) == 0xff)
7061 rt2x00_set_field16(&word, EEPROM_EXT_LNA2_A1,
7062 default_lna_gain);
7063 rt2800_eeprom_write(rt2x00dev, EEPROM_EXT_LNA2, word);
7064 }
7065
7066 return 0;
7067 }
7068
7069 static int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev)
7070 {
7071 u16 value;
7072 u16 eeprom;
7073 u16 rf;
7074
7075 /*
7076 * Read EEPROM word for configuration.
7077 */
7078 rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom);
7079
7080 /*
7081 * Identify RF chipset by EEPROM value
7082 * RT28xx/RT30xx: defined in "EEPROM_NIC_CONF0_RF_TYPE" field
7083 * RT53xx: defined in "EEPROM_CHIP_ID" field
7084 */
7085 if (rt2x00_rt(rt2x00dev, RT3290) ||
7086 rt2x00_rt(rt2x00dev, RT5390) ||
7087 rt2x00_rt(rt2x00dev, RT5392))
7088 rt2800_eeprom_read(rt2x00dev, EEPROM_CHIP_ID, &rf);
7089 else
7090 rf = rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RF_TYPE);
7091
7092 switch (rf) {
7093 case RF2820:
7094 case RF2850:
7095 case RF2720:
7096 case RF2750:
7097 case RF3020:
7098 case RF2020:
7099 case RF3021:
7100 case RF3022:
7101 case RF3052:
7102 case RF3053:
7103 case RF3070:
7104 case RF3290:
7105 case RF3320:
7106 case RF3322:
7107 case RF5360:
7108 case RF5362:
7109 case RF5370:
7110 case RF5372:
7111 case RF5390:
7112 case RF5392:
7113 case RF5592:
7114 break;
7115 default:
7116 rt2x00_err(rt2x00dev, "Invalid RF chipset 0x%04x detected\n",
7117 rf);
7118 return -ENODEV;
7119 }
7120
7121 rt2x00_set_rf(rt2x00dev, rf);
7122
7123 /*
7124 * Identify default antenna configuration.
7125 */
7126 rt2x00dev->default_ant.tx_chain_num =
7127 rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH);
7128 rt2x00dev->default_ant.rx_chain_num =
7129 rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH);
7130
7131 rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom);
7132
7133 if (rt2x00_rt(rt2x00dev, RT3070) ||
7134 rt2x00_rt(rt2x00dev, RT3090) ||
7135 rt2x00_rt(rt2x00dev, RT3352) ||
7136 rt2x00_rt(rt2x00dev, RT3390)) {
7137 value = rt2x00_get_field16(eeprom,
7138 EEPROM_NIC_CONF1_ANT_DIVERSITY);
7139 switch (value) {
7140 case 0:
7141 case 1:
7142 case 2:
7143 rt2x00dev->default_ant.tx = ANTENNA_A;
7144 rt2x00dev->default_ant.rx = ANTENNA_A;
7145 break;
7146 case 3:
7147 rt2x00dev->default_ant.tx = ANTENNA_A;
7148 rt2x00dev->default_ant.rx = ANTENNA_B;
7149 break;
7150 }
7151 } else {
7152 rt2x00dev->default_ant.tx = ANTENNA_A;
7153 rt2x00dev->default_ant.rx = ANTENNA_A;
7154 }
7155
7156 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390R)) {
7157 rt2x00dev->default_ant.tx = ANTENNA_HW_DIVERSITY; /* Unused */
7158 rt2x00dev->default_ant.rx = ANTENNA_HW_DIVERSITY; /* Unused */
7159 }
7160
7161 /*
7162 * Determine external LNA informations.
7163 */
7164 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_LNA_5G))
7165 __set_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags);
7166 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_LNA_2G))
7167 __set_bit(CAPABILITY_EXTERNAL_LNA_BG, &rt2x00dev->cap_flags);
7168
7169 /*
7170 * Detect if this device has an hardware controlled radio.
7171 */
7172 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_HW_RADIO))
7173 __set_bit(CAPABILITY_HW_BUTTON, &rt2x00dev->cap_flags);
7174
7175 /*
7176 * Detect if this device has Bluetooth co-existence.
7177 */
7178 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_BT_COEXIST))
7179 __set_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags);
7180
7181 /*
7182 * Read frequency offset and RF programming sequence.
7183 */
7184 rt2800_eeprom_read(rt2x00dev, EEPROM_FREQ, &eeprom);
7185 rt2x00dev->freq_offset = rt2x00_get_field16(eeprom, EEPROM_FREQ_OFFSET);
7186
7187 /*
7188 * Store led settings, for correct led behaviour.
7189 */
7190 #ifdef CONFIG_RT2X00_LIB_LEDS
7191 rt2800_init_led(rt2x00dev, &rt2x00dev->led_radio, LED_TYPE_RADIO);
7192 rt2800_init_led(rt2x00dev, &rt2x00dev->led_assoc, LED_TYPE_ASSOC);
7193 rt2800_init_led(rt2x00dev, &rt2x00dev->led_qual, LED_TYPE_QUALITY);
7194
7195 rt2x00dev->led_mcu_reg = eeprom;
7196 #endif /* CONFIG_RT2X00_LIB_LEDS */
7197
7198 /*
7199 * Check if support EIRP tx power limit feature.
7200 */
7201 rt2800_eeprom_read(rt2x00dev, EEPROM_EIRP_MAX_TX_POWER, &eeprom);
7202
7203 if (rt2x00_get_field16(eeprom, EEPROM_EIRP_MAX_TX_POWER_2GHZ) <
7204 EIRP_MAX_TX_POWER_LIMIT)
7205 __set_bit(CAPABILITY_POWER_LIMIT, &rt2x00dev->cap_flags);
7206
7207 return 0;
7208 }
7209
7210 /*
7211 * RF value list for rt28xx
7212 * Supports: 2.4 GHz (all) & 5.2 GHz (RF2850 & RF2750)
7213 */
7214 static const struct rf_channel rf_vals[] = {
7215 { 1, 0x18402ecc, 0x184c0786, 0x1816b455, 0x1800510b },
7216 { 2, 0x18402ecc, 0x184c0786, 0x18168a55, 0x1800519f },
7217 { 3, 0x18402ecc, 0x184c078a, 0x18168a55, 0x1800518b },
7218 { 4, 0x18402ecc, 0x184c078a, 0x18168a55, 0x1800519f },
7219 { 5, 0x18402ecc, 0x184c078e, 0x18168a55, 0x1800518b },
7220 { 6, 0x18402ecc, 0x184c078e, 0x18168a55, 0x1800519f },
7221 { 7, 0x18402ecc, 0x184c0792, 0x18168a55, 0x1800518b },
7222 { 8, 0x18402ecc, 0x184c0792, 0x18168a55, 0x1800519f },
7223 { 9, 0x18402ecc, 0x184c0796, 0x18168a55, 0x1800518b },
7224 { 10, 0x18402ecc, 0x184c0796, 0x18168a55, 0x1800519f },
7225 { 11, 0x18402ecc, 0x184c079a, 0x18168a55, 0x1800518b },
7226 { 12, 0x18402ecc, 0x184c079a, 0x18168a55, 0x1800519f },
7227 { 13, 0x18402ecc, 0x184c079e, 0x18168a55, 0x1800518b },
7228 { 14, 0x18402ecc, 0x184c07a2, 0x18168a55, 0x18005193 },
7229
7230 /* 802.11 UNI / HyperLan 2 */
7231 { 36, 0x18402ecc, 0x184c099a, 0x18158a55, 0x180ed1a3 },
7232 { 38, 0x18402ecc, 0x184c099e, 0x18158a55, 0x180ed193 },
7233 { 40, 0x18402ec8, 0x184c0682, 0x18158a55, 0x180ed183 },
7234 { 44, 0x18402ec8, 0x184c0682, 0x18158a55, 0x180ed1a3 },
7235 { 46, 0x18402ec8, 0x184c0686, 0x18158a55, 0x180ed18b },
7236 { 48, 0x18402ec8, 0x184c0686, 0x18158a55, 0x180ed19b },
7237 { 52, 0x18402ec8, 0x184c068a, 0x18158a55, 0x180ed193 },
7238 { 54, 0x18402ec8, 0x184c068a, 0x18158a55, 0x180ed1a3 },
7239 { 56, 0x18402ec8, 0x184c068e, 0x18158a55, 0x180ed18b },
7240 { 60, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed183 },
7241 { 62, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed193 },
7242 { 64, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed1a3 },
7243
7244 /* 802.11 HyperLan 2 */
7245 { 100, 0x18402ec8, 0x184c06b2, 0x18178a55, 0x180ed783 },
7246 { 102, 0x18402ec8, 0x184c06b2, 0x18578a55, 0x180ed793 },
7247 { 104, 0x18402ec8, 0x185c06b2, 0x18578a55, 0x180ed1a3 },
7248 { 108, 0x18402ecc, 0x185c0a32, 0x18578a55, 0x180ed193 },
7249 { 110, 0x18402ecc, 0x184c0a36, 0x18178a55, 0x180ed183 },
7250 { 112, 0x18402ecc, 0x184c0a36, 0x18178a55, 0x180ed19b },
7251 { 116, 0x18402ecc, 0x184c0a3a, 0x18178a55, 0x180ed1a3 },
7252 { 118, 0x18402ecc, 0x184c0a3e, 0x18178a55, 0x180ed193 },
7253 { 120, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed183 },
7254 { 124, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed193 },
7255 { 126, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed15b },
7256 { 128, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed1a3 },
7257 { 132, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed18b },
7258 { 134, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed193 },
7259 { 136, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed19b },
7260 { 140, 0x18402ec4, 0x184c038a, 0x18178a55, 0x180ed183 },
7261
7262 /* 802.11 UNII */
7263 { 149, 0x18402ec4, 0x184c038a, 0x18178a55, 0x180ed1a7 },
7264 { 151, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed187 },
7265 { 153, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed18f },
7266 { 157, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed19f },
7267 { 159, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed1a7 },
7268 { 161, 0x18402ec4, 0x184c0392, 0x18178a55, 0x180ed187 },
7269 { 165, 0x18402ec4, 0x184c0392, 0x18178a55, 0x180ed197 },
7270 { 167, 0x18402ec4, 0x184c03d2, 0x18179855, 0x1815531f },
7271 { 169, 0x18402ec4, 0x184c03d2, 0x18179855, 0x18155327 },
7272 { 171, 0x18402ec4, 0x184c03d6, 0x18179855, 0x18155307 },
7273 { 173, 0x18402ec4, 0x184c03d6, 0x18179855, 0x1815530f },
7274
7275 /* 802.11 Japan */
7276 { 184, 0x15002ccc, 0x1500491e, 0x1509be55, 0x150c0a0b },
7277 { 188, 0x15002ccc, 0x15004922, 0x1509be55, 0x150c0a13 },
7278 { 192, 0x15002ccc, 0x15004926, 0x1509be55, 0x150c0a1b },
7279 { 196, 0x15002ccc, 0x1500492a, 0x1509be55, 0x150c0a23 },
7280 { 208, 0x15002ccc, 0x1500493a, 0x1509be55, 0x150c0a13 },
7281 { 212, 0x15002ccc, 0x1500493e, 0x1509be55, 0x150c0a1b },
7282 { 216, 0x15002ccc, 0x15004982, 0x1509be55, 0x150c0a23 },
7283 };
7284
7285 /*
7286 * RF value list for rt3xxx
7287 * Supports: 2.4 GHz (all) & 5.2 GHz (RF3052 & RF3053)
7288 */
7289 static const struct rf_channel rf_vals_3x[] = {
7290 {1, 241, 2, 2 },
7291 {2, 241, 2, 7 },
7292 {3, 242, 2, 2 },
7293 {4, 242, 2, 7 },
7294 {5, 243, 2, 2 },
7295 {6, 243, 2, 7 },
7296 {7, 244, 2, 2 },
7297 {8, 244, 2, 7 },
7298 {9, 245, 2, 2 },
7299 {10, 245, 2, 7 },
7300 {11, 246, 2, 2 },
7301 {12, 246, 2, 7 },
7302 {13, 247, 2, 2 },
7303 {14, 248, 2, 4 },
7304
7305 /* 802.11 UNI / HyperLan 2 */
7306 {36, 0x56, 0, 4},
7307 {38, 0x56, 0, 6},
7308 {40, 0x56, 0, 8},
7309 {44, 0x57, 0, 0},
7310 {46, 0x57, 0, 2},
7311 {48, 0x57, 0, 4},
7312 {52, 0x57, 0, 8},
7313 {54, 0x57, 0, 10},
7314 {56, 0x58, 0, 0},
7315 {60, 0x58, 0, 4},
7316 {62, 0x58, 0, 6},
7317 {64, 0x58, 0, 8},
7318
7319 /* 802.11 HyperLan 2 */
7320 {100, 0x5b, 0, 8},
7321 {102, 0x5b, 0, 10},
7322 {104, 0x5c, 0, 0},
7323 {108, 0x5c, 0, 4},
7324 {110, 0x5c, 0, 6},
7325 {112, 0x5c, 0, 8},
7326 {116, 0x5d, 0, 0},
7327 {118, 0x5d, 0, 2},
7328 {120, 0x5d, 0, 4},
7329 {124, 0x5d, 0, 8},
7330 {126, 0x5d, 0, 10},
7331 {128, 0x5e, 0, 0},
7332 {132, 0x5e, 0, 4},
7333 {134, 0x5e, 0, 6},
7334 {136, 0x5e, 0, 8},
7335 {140, 0x5f, 0, 0},
7336
7337 /* 802.11 UNII */
7338 {149, 0x5f, 0, 9},
7339 {151, 0x5f, 0, 11},
7340 {153, 0x60, 0, 1},
7341 {157, 0x60, 0, 5},
7342 {159, 0x60, 0, 7},
7343 {161, 0x60, 0, 9},
7344 {165, 0x61, 0, 1},
7345 {167, 0x61, 0, 3},
7346 {169, 0x61, 0, 5},
7347 {171, 0x61, 0, 7},
7348 {173, 0x61, 0, 9},
7349 };
7350
7351 static const struct rf_channel rf_vals_5592_xtal20[] = {
7352 /* Channel, N, K, mod, R */
7353 {1, 482, 4, 10, 3},
7354 {2, 483, 4, 10, 3},
7355 {3, 484, 4, 10, 3},
7356 {4, 485, 4, 10, 3},
7357 {5, 486, 4, 10, 3},
7358 {6, 487, 4, 10, 3},
7359 {7, 488, 4, 10, 3},
7360 {8, 489, 4, 10, 3},
7361 {9, 490, 4, 10, 3},
7362 {10, 491, 4, 10, 3},
7363 {11, 492, 4, 10, 3},
7364 {12, 493, 4, 10, 3},
7365 {13, 494, 4, 10, 3},
7366 {14, 496, 8, 10, 3},
7367 {36, 172, 8, 12, 1},
7368 {38, 173, 0, 12, 1},
7369 {40, 173, 4, 12, 1},
7370 {42, 173, 8, 12, 1},
7371 {44, 174, 0, 12, 1},
7372 {46, 174, 4, 12, 1},
7373 {48, 174, 8, 12, 1},
7374 {50, 175, 0, 12, 1},
7375 {52, 175, 4, 12, 1},
7376 {54, 175, 8, 12, 1},
7377 {56, 176, 0, 12, 1},
7378 {58, 176, 4, 12, 1},
7379 {60, 176, 8, 12, 1},
7380 {62, 177, 0, 12, 1},
7381 {64, 177, 4, 12, 1},
7382 {100, 183, 4, 12, 1},
7383 {102, 183, 8, 12, 1},
7384 {104, 184, 0, 12, 1},
7385 {106, 184, 4, 12, 1},
7386 {108, 184, 8, 12, 1},
7387 {110, 185, 0, 12, 1},
7388 {112, 185, 4, 12, 1},
7389 {114, 185, 8, 12, 1},
7390 {116, 186, 0, 12, 1},
7391 {118, 186, 4, 12, 1},
7392 {120, 186, 8, 12, 1},
7393 {122, 187, 0, 12, 1},
7394 {124, 187, 4, 12, 1},
7395 {126, 187, 8, 12, 1},
7396 {128, 188, 0, 12, 1},
7397 {130, 188, 4, 12, 1},
7398 {132, 188, 8, 12, 1},
7399 {134, 189, 0, 12, 1},
7400 {136, 189, 4, 12, 1},
7401 {138, 189, 8, 12, 1},
7402 {140, 190, 0, 12, 1},
7403 {149, 191, 6, 12, 1},
7404 {151, 191, 10, 12, 1},
7405 {153, 192, 2, 12, 1},
7406 {155, 192, 6, 12, 1},
7407 {157, 192, 10, 12, 1},
7408 {159, 193, 2, 12, 1},
7409 {161, 193, 6, 12, 1},
7410 {165, 194, 2, 12, 1},
7411 {184, 164, 0, 12, 1},
7412 {188, 164, 4, 12, 1},
7413 {192, 165, 8, 12, 1},
7414 {196, 166, 0, 12, 1},
7415 };
7416
7417 static const struct rf_channel rf_vals_5592_xtal40[] = {
7418 /* Channel, N, K, mod, R */
7419 {1, 241, 2, 10, 3},
7420 {2, 241, 7, 10, 3},
7421 {3, 242, 2, 10, 3},
7422 {4, 242, 7, 10, 3},
7423 {5, 243, 2, 10, 3},
7424 {6, 243, 7, 10, 3},
7425 {7, 244, 2, 10, 3},
7426 {8, 244, 7, 10, 3},
7427 {9, 245, 2, 10, 3},
7428 {10, 245, 7, 10, 3},
7429 {11, 246, 2, 10, 3},
7430 {12, 246, 7, 10, 3},
7431 {13, 247, 2, 10, 3},
7432 {14, 248, 4, 10, 3},
7433 {36, 86, 4, 12, 1},
7434 {38, 86, 6, 12, 1},
7435 {40, 86, 8, 12, 1},
7436 {42, 86, 10, 12, 1},
7437 {44, 87, 0, 12, 1},
7438 {46, 87, 2, 12, 1},
7439 {48, 87, 4, 12, 1},
7440 {50, 87, 6, 12, 1},
7441 {52, 87, 8, 12, 1},
7442 {54, 87, 10, 12, 1},
7443 {56, 88, 0, 12, 1},
7444 {58, 88, 2, 12, 1},
7445 {60, 88, 4, 12, 1},
7446 {62, 88, 6, 12, 1},
7447 {64, 88, 8, 12, 1},
7448 {100, 91, 8, 12, 1},
7449 {102, 91, 10, 12, 1},
7450 {104, 92, 0, 12, 1},
7451 {106, 92, 2, 12, 1},
7452 {108, 92, 4, 12, 1},
7453 {110, 92, 6, 12, 1},
7454 {112, 92, 8, 12, 1},
7455 {114, 92, 10, 12, 1},
7456 {116, 93, 0, 12, 1},
7457 {118, 93, 2, 12, 1},
7458 {120, 93, 4, 12, 1},
7459 {122, 93, 6, 12, 1},
7460 {124, 93, 8, 12, 1},
7461 {126, 93, 10, 12, 1},
7462 {128, 94, 0, 12, 1},
7463 {130, 94, 2, 12, 1},
7464 {132, 94, 4, 12, 1},
7465 {134, 94, 6, 12, 1},
7466 {136, 94, 8, 12, 1},
7467 {138, 94, 10, 12, 1},
7468 {140, 95, 0, 12, 1},
7469 {149, 95, 9, 12, 1},
7470 {151, 95, 11, 12, 1},
7471 {153, 96, 1, 12, 1},
7472 {155, 96, 3, 12, 1},
7473 {157, 96, 5, 12, 1},
7474 {159, 96, 7, 12, 1},
7475 {161, 96, 9, 12, 1},
7476 {165, 97, 1, 12, 1},
7477 {184, 82, 0, 12, 1},
7478 {188, 82, 4, 12, 1},
7479 {192, 82, 8, 12, 1},
7480 {196, 83, 0, 12, 1},
7481 };
7482
7483 static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
7484 {
7485 struct hw_mode_spec *spec = &rt2x00dev->spec;
7486 struct channel_info *info;
7487 char *default_power1;
7488 char *default_power2;
7489 char *default_power3;
7490 unsigned int i;
7491 u32 reg;
7492
7493 /*
7494 * Disable powersaving as default.
7495 */
7496 rt2x00dev->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
7497
7498 /*
7499 * Initialize all hw fields.
7500 */
7501 rt2x00dev->hw->flags =
7502 IEEE80211_HW_SIGNAL_DBM |
7503 IEEE80211_HW_SUPPORTS_PS |
7504 IEEE80211_HW_PS_NULLFUNC_STACK |
7505 IEEE80211_HW_AMPDU_AGGREGATION |
7506 IEEE80211_HW_REPORTS_TX_ACK_STATUS |
7507 IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
7508
7509 /*
7510 * Don't set IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING for USB devices
7511 * unless we are capable of sending the buffered frames out after the
7512 * DTIM transmission using rt2x00lib_beacondone. This will send out
7513 * multicast and broadcast traffic immediately instead of buffering it
7514 * infinitly and thus dropping it after some time.
7515 */
7516 if (!rt2x00_is_usb(rt2x00dev))
7517 rt2x00dev->hw->flags |=
7518 IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING;
7519
7520 SET_IEEE80211_DEV(rt2x00dev->hw, rt2x00dev->dev);
7521 SET_IEEE80211_PERM_ADDR(rt2x00dev->hw,
7522 rt2800_eeprom_addr(rt2x00dev,
7523 EEPROM_MAC_ADDR_0));
7524
7525 /*
7526 * As rt2800 has a global fallback table we cannot specify
7527 * more then one tx rate per frame but since the hw will
7528 * try several rates (based on the fallback table) we should
7529 * initialize max_report_rates to the maximum number of rates
7530 * we are going to try. Otherwise mac80211 will truncate our
7531 * reported tx rates and the rc algortihm will end up with
7532 * incorrect data.
7533 */
7534 rt2x00dev->hw->max_rates = 1;
7535 rt2x00dev->hw->max_report_rates = 7;
7536 rt2x00dev->hw->max_rate_tries = 1;
7537
7538 /*
7539 * Initialize hw_mode information.
7540 */
7541 spec->supported_rates = SUPPORT_RATE_CCK | SUPPORT_RATE_OFDM;
7542
7543 switch (rt2x00dev->chip.rf) {
7544 case RF2720:
7545 case RF2820:
7546 spec->num_channels = 14;
7547 spec->channels = rf_vals;
7548 break;
7549
7550 case RF2750:
7551 case RF2850:
7552 spec->num_channels = ARRAY_SIZE(rf_vals);
7553 spec->channels = rf_vals;
7554 break;
7555
7556 case RF2020:
7557 case RF3020:
7558 case RF3021:
7559 case RF3022:
7560 case RF3070:
7561 case RF3290:
7562 case RF3320:
7563 case RF3322:
7564 case RF5360:
7565 case RF5362:
7566 case RF5370:
7567 case RF5372:
7568 case RF5390:
7569 case RF5392:
7570 spec->num_channels = 14;
7571 spec->channels = rf_vals_3x;
7572 break;
7573
7574 case RF3052:
7575 case RF3053:
7576 spec->num_channels = ARRAY_SIZE(rf_vals_3x);
7577 spec->channels = rf_vals_3x;
7578 break;
7579
7580 case RF5592:
7581 rt2800_register_read(rt2x00dev, MAC_DEBUG_INDEX, &reg);
7582 if (rt2x00_get_field32(reg, MAC_DEBUG_INDEX_XTAL)) {
7583 spec->num_channels = ARRAY_SIZE(rf_vals_5592_xtal40);
7584 spec->channels = rf_vals_5592_xtal40;
7585 } else {
7586 spec->num_channels = ARRAY_SIZE(rf_vals_5592_xtal20);
7587 spec->channels = rf_vals_5592_xtal20;
7588 }
7589 break;
7590 }
7591
7592 if (WARN_ON_ONCE(!spec->channels))
7593 return -ENODEV;
7594
7595 spec->supported_bands = SUPPORT_BAND_2GHZ;
7596 if (spec->num_channels > 14)
7597 spec->supported_bands |= SUPPORT_BAND_5GHZ;
7598
7599 /*
7600 * Initialize HT information.
7601 */
7602 if (!rt2x00_rf(rt2x00dev, RF2020))
7603 spec->ht.ht_supported = true;
7604 else
7605 spec->ht.ht_supported = false;
7606
7607 spec->ht.cap =
7608 IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
7609 IEEE80211_HT_CAP_GRN_FLD |
7610 IEEE80211_HT_CAP_SGI_20 |
7611 IEEE80211_HT_CAP_SGI_40;
7612
7613 if (rt2x00dev->default_ant.tx_chain_num >= 2)
7614 spec->ht.cap |= IEEE80211_HT_CAP_TX_STBC;
7615
7616 spec->ht.cap |= rt2x00dev->default_ant.rx_chain_num <<
7617 IEEE80211_HT_CAP_RX_STBC_SHIFT;
7618
7619 spec->ht.ampdu_factor = 3;
7620 spec->ht.ampdu_density = 4;
7621 spec->ht.mcs.tx_params =
7622 IEEE80211_HT_MCS_TX_DEFINED |
7623 IEEE80211_HT_MCS_TX_RX_DIFF |
7624 ((rt2x00dev->default_ant.tx_chain_num - 1) <<
7625 IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT);
7626
7627 switch (rt2x00dev->default_ant.rx_chain_num) {
7628 case 3:
7629 spec->ht.mcs.rx_mask[2] = 0xff;
7630 case 2:
7631 spec->ht.mcs.rx_mask[1] = 0xff;
7632 case 1:
7633 spec->ht.mcs.rx_mask[0] = 0xff;
7634 spec->ht.mcs.rx_mask[4] = 0x1; /* MCS32 */
7635 break;
7636 }
7637
7638 /*
7639 * Create channel information array
7640 */
7641 info = kcalloc(spec->num_channels, sizeof(*info), GFP_KERNEL);
7642 if (!info)
7643 return -ENOMEM;
7644
7645 spec->channels_info = info;
7646
7647 default_power1 = rt2800_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_BG1);
7648 default_power2 = rt2800_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_BG2);
7649
7650 if (rt2x00dev->default_ant.tx_chain_num > 2)
7651 default_power3 = rt2800_eeprom_addr(rt2x00dev,
7652 EEPROM_EXT_TXPOWER_BG3);
7653 else
7654 default_power3 = NULL;
7655
7656 for (i = 0; i < 14; i++) {
7657 info[i].default_power1 = default_power1[i];
7658 info[i].default_power2 = default_power2[i];
7659 if (default_power3)
7660 info[i].default_power3 = default_power3[i];
7661 }
7662
7663 if (spec->num_channels > 14) {
7664 default_power1 = rt2800_eeprom_addr(rt2x00dev,
7665 EEPROM_TXPOWER_A1);
7666 default_power2 = rt2800_eeprom_addr(rt2x00dev,
7667 EEPROM_TXPOWER_A2);
7668
7669 if (rt2x00dev->default_ant.tx_chain_num > 2)
7670 default_power3 =
7671 rt2800_eeprom_addr(rt2x00dev,
7672 EEPROM_EXT_TXPOWER_A3);
7673 else
7674 default_power3 = NULL;
7675
7676 for (i = 14; i < spec->num_channels; i++) {
7677 info[i].default_power1 = default_power1[i - 14];
7678 info[i].default_power2 = default_power2[i - 14];
7679 if (default_power3)
7680 info[i].default_power3 = default_power3[i - 14];
7681 }
7682 }
7683
7684 switch (rt2x00dev->chip.rf) {
7685 case RF2020:
7686 case RF3020:
7687 case RF3021:
7688 case RF3022:
7689 case RF3320:
7690 case RF3052:
7691 case RF3053:
7692 case RF3070:
7693 case RF3290:
7694 case RF5360:
7695 case RF5362:
7696 case RF5370:
7697 case RF5372:
7698 case RF5390:
7699 case RF5392:
7700 __set_bit(CAPABILITY_VCO_RECALIBRATION, &rt2x00dev->cap_flags);
7701 break;
7702 }
7703
7704 return 0;
7705 }
7706
7707 static int rt2800_probe_rt(struct rt2x00_dev *rt2x00dev)
7708 {
7709 u32 reg;
7710 u32 rt;
7711 u32 rev;
7712
7713 if (rt2x00_rt(rt2x00dev, RT3290))
7714 rt2800_register_read(rt2x00dev, MAC_CSR0_3290, &reg);
7715 else
7716 rt2800_register_read(rt2x00dev, MAC_CSR0, &reg);
7717
7718 rt = rt2x00_get_field32(reg, MAC_CSR0_CHIPSET);
7719 rev = rt2x00_get_field32(reg, MAC_CSR0_REVISION);
7720
7721 switch (rt) {
7722 case RT2860:
7723 case RT2872:
7724 case RT2883:
7725 case RT3070:
7726 case RT3071:
7727 case RT3090:
7728 case RT3290:
7729 case RT3352:
7730 case RT3390:
7731 case RT3572:
7732 case RT3593:
7733 case RT5390:
7734 case RT5392:
7735 case RT5592:
7736 break;
7737 default:
7738 rt2x00_err(rt2x00dev, "Invalid RT chipset 0x%04x, rev %04x detected\n",
7739 rt, rev);
7740 return -ENODEV;
7741 }
7742
7743 rt2x00_set_rt(rt2x00dev, rt, rev);
7744
7745 return 0;
7746 }
7747
7748 int rt2800_probe_hw(struct rt2x00_dev *rt2x00dev)
7749 {
7750 int retval;
7751 u32 reg;
7752
7753 retval = rt2800_probe_rt(rt2x00dev);
7754 if (retval)
7755 return retval;
7756
7757 /*
7758 * Allocate eeprom data.
7759 */
7760 retval = rt2800_validate_eeprom(rt2x00dev);
7761 if (retval)
7762 return retval;
7763
7764 retval = rt2800_init_eeprom(rt2x00dev);
7765 if (retval)
7766 return retval;
7767
7768 /*
7769 * Enable rfkill polling by setting GPIO direction of the
7770 * rfkill switch GPIO pin correctly.
7771 */
7772 rt2800_register_read(rt2x00dev, GPIO_CTRL, &reg);
7773 rt2x00_set_field32(&reg, GPIO_CTRL_DIR2, 1);
7774 rt2800_register_write(rt2x00dev, GPIO_CTRL, reg);
7775
7776 /*
7777 * Initialize hw specifications.
7778 */
7779 retval = rt2800_probe_hw_mode(rt2x00dev);
7780 if (retval)
7781 return retval;
7782
7783 /*
7784 * Set device capabilities.
7785 */
7786 __set_bit(CAPABILITY_CONTROL_FILTERS, &rt2x00dev->cap_flags);
7787 __set_bit(CAPABILITY_CONTROL_FILTER_PSPOLL, &rt2x00dev->cap_flags);
7788 if (!rt2x00_is_usb(rt2x00dev))
7789 __set_bit(CAPABILITY_PRE_TBTT_INTERRUPT, &rt2x00dev->cap_flags);
7790
7791 /*
7792 * Set device requirements.
7793 */
7794 if (!rt2x00_is_soc(rt2x00dev))
7795 __set_bit(REQUIRE_FIRMWARE, &rt2x00dev->cap_flags);
7796 __set_bit(REQUIRE_L2PAD, &rt2x00dev->cap_flags);
7797 __set_bit(REQUIRE_TXSTATUS_FIFO, &rt2x00dev->cap_flags);
7798 if (!rt2800_hwcrypt_disabled(rt2x00dev))
7799 __set_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags);
7800 __set_bit(CAPABILITY_LINK_TUNING, &rt2x00dev->cap_flags);
7801 __set_bit(REQUIRE_HT_TX_DESC, &rt2x00dev->cap_flags);
7802 if (rt2x00_is_usb(rt2x00dev))
7803 __set_bit(REQUIRE_PS_AUTOWAKE, &rt2x00dev->cap_flags);
7804 else {
7805 __set_bit(REQUIRE_DMA, &rt2x00dev->cap_flags);
7806 __set_bit(REQUIRE_TASKLET_CONTEXT, &rt2x00dev->cap_flags);
7807 }
7808
7809 /*
7810 * Set the rssi offset.
7811 */
7812 rt2x00dev->rssi_offset = DEFAULT_RSSI_OFFSET;
7813
7814 return 0;
7815 }
7816 EXPORT_SYMBOL_GPL(rt2800_probe_hw);
7817
7818 /*
7819 * IEEE80211 stack callback functions.
7820 */
7821 void rt2800_get_tkip_seq(struct ieee80211_hw *hw, u8 hw_key_idx, u32 *iv32,
7822 u16 *iv16)
7823 {
7824 struct rt2x00_dev *rt2x00dev = hw->priv;
7825 struct mac_iveiv_entry iveiv_entry;
7826 u32 offset;
7827
7828 offset = MAC_IVEIV_ENTRY(hw_key_idx);
7829 rt2800_register_multiread(rt2x00dev, offset,
7830 &iveiv_entry, sizeof(iveiv_entry));
7831
7832 memcpy(iv16, &iveiv_entry.iv[0], sizeof(*iv16));
7833 memcpy(iv32, &iveiv_entry.iv[4], sizeof(*iv32));
7834 }
7835 EXPORT_SYMBOL_GPL(rt2800_get_tkip_seq);
7836
7837 int rt2800_set_rts_threshold(struct ieee80211_hw *hw, u32 value)
7838 {
7839 struct rt2x00_dev *rt2x00dev = hw->priv;
7840 u32 reg;
7841 bool enabled = (value < IEEE80211_MAX_RTS_THRESHOLD);
7842
7843 rt2800_register_read(rt2x00dev, TX_RTS_CFG, &reg);
7844 rt2x00_set_field32(&reg, TX_RTS_CFG_RTS_THRES, value);
7845 rt2800_register_write(rt2x00dev, TX_RTS_CFG, reg);
7846
7847 rt2800_register_read(rt2x00dev, CCK_PROT_CFG, &reg);
7848 rt2x00_set_field32(&reg, CCK_PROT_CFG_RTS_TH_EN, enabled);
7849 rt2800_register_write(rt2x00dev, CCK_PROT_CFG, reg);
7850
7851 rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, &reg);
7852 rt2x00_set_field32(&reg, OFDM_PROT_CFG_RTS_TH_EN, enabled);
7853 rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg);
7854
7855 rt2800_register_read(rt2x00dev, MM20_PROT_CFG, &reg);
7856 rt2x00_set_field32(&reg, MM20_PROT_CFG_RTS_TH_EN, enabled);
7857 rt2800_register_write(rt2x00dev, MM20_PROT_CFG, reg);
7858
7859 rt2800_register_read(rt2x00dev, MM40_PROT_CFG, &reg);
7860 rt2x00_set_field32(&reg, MM40_PROT_CFG_RTS_TH_EN, enabled);
7861 rt2800_register_write(rt2x00dev, MM40_PROT_CFG, reg);
7862
7863 rt2800_register_read(rt2x00dev, GF20_PROT_CFG, &reg);
7864 rt2x00_set_field32(&reg, GF20_PROT_CFG_RTS_TH_EN, enabled);
7865 rt2800_register_write(rt2x00dev, GF20_PROT_CFG, reg);
7866
7867 rt2800_register_read(rt2x00dev, GF40_PROT_CFG, &reg);
7868 rt2x00_set_field32(&reg, GF40_PROT_CFG_RTS_TH_EN, enabled);
7869 rt2800_register_write(rt2x00dev, GF40_PROT_CFG, reg);
7870
7871 return 0;
7872 }
7873 EXPORT_SYMBOL_GPL(rt2800_set_rts_threshold);
7874
7875 int rt2800_conf_tx(struct ieee80211_hw *hw,
7876 struct ieee80211_vif *vif, u16 queue_idx,
7877 const struct ieee80211_tx_queue_params *params)
7878 {
7879 struct rt2x00_dev *rt2x00dev = hw->priv;
7880 struct data_queue *queue;
7881 struct rt2x00_field32 field;
7882 int retval;
7883 u32 reg;
7884 u32 offset;
7885
7886 /*
7887 * First pass the configuration through rt2x00lib, that will
7888 * update the queue settings and validate the input. After that
7889 * we are free to update the registers based on the value
7890 * in the queue parameter.
7891 */
7892 retval = rt2x00mac_conf_tx(hw, vif, queue_idx, params);
7893 if (retval)
7894 return retval;
7895
7896 /*
7897 * We only need to perform additional register initialization
7898 * for WMM queues/
7899 */
7900 if (queue_idx >= 4)
7901 return 0;
7902
7903 queue = rt2x00queue_get_tx_queue(rt2x00dev, queue_idx);
7904
7905 /* Update WMM TXOP register */
7906 offset = WMM_TXOP0_CFG + (sizeof(u32) * (!!(queue_idx & 2)));
7907 field.bit_offset = (queue_idx & 1) * 16;
7908 field.bit_mask = 0xffff << field.bit_offset;
7909
7910 rt2800_register_read(rt2x00dev, offset, &reg);
7911 rt2x00_set_field32(&reg, field, queue->txop);
7912 rt2800_register_write(rt2x00dev, offset, reg);
7913
7914 /* Update WMM registers */
7915 field.bit_offset = queue_idx * 4;
7916 field.bit_mask = 0xf << field.bit_offset;
7917
7918 rt2800_register_read(rt2x00dev, WMM_AIFSN_CFG, &reg);
7919 rt2x00_set_field32(&reg, field, queue->aifs);
7920 rt2800_register_write(rt2x00dev, WMM_AIFSN_CFG, reg);
7921
7922 rt2800_register_read(rt2x00dev, WMM_CWMIN_CFG, &reg);
7923 rt2x00_set_field32(&reg, field, queue->cw_min);
7924 rt2800_register_write(rt2x00dev, WMM_CWMIN_CFG, reg);
7925
7926 rt2800_register_read(rt2x00dev, WMM_CWMAX_CFG, &reg);
7927 rt2x00_set_field32(&reg, field, queue->cw_max);
7928 rt2800_register_write(rt2x00dev, WMM_CWMAX_CFG, reg);
7929
7930 /* Update EDCA registers */
7931 offset = EDCA_AC0_CFG + (sizeof(u32) * queue_idx);
7932
7933 rt2800_register_read(rt2x00dev, offset, &reg);
7934 rt2x00_set_field32(&reg, EDCA_AC0_CFG_TX_OP, queue->txop);
7935 rt2x00_set_field32(&reg, EDCA_AC0_CFG_AIFSN, queue->aifs);
7936 rt2x00_set_field32(&reg, EDCA_AC0_CFG_CWMIN, queue->cw_min);
7937 rt2x00_set_field32(&reg, EDCA_AC0_CFG_CWMAX, queue->cw_max);
7938 rt2800_register_write(rt2x00dev, offset, reg);
7939
7940 return 0;
7941 }
7942 EXPORT_SYMBOL_GPL(rt2800_conf_tx);
7943
7944 u64 rt2800_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
7945 {
7946 struct rt2x00_dev *rt2x00dev = hw->priv;
7947 u64 tsf;
7948 u32 reg;
7949
7950 rt2800_register_read(rt2x00dev, TSF_TIMER_DW1, &reg);
7951 tsf = (u64) rt2x00_get_field32(reg, TSF_TIMER_DW1_HIGH_WORD) << 32;
7952 rt2800_register_read(rt2x00dev, TSF_TIMER_DW0, &reg);
7953 tsf |= rt2x00_get_field32(reg, TSF_TIMER_DW0_LOW_WORD);
7954
7955 return tsf;
7956 }
7957 EXPORT_SYMBOL_GPL(rt2800_get_tsf);
7958
7959 int rt2800_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
7960 enum ieee80211_ampdu_mlme_action action,
7961 struct ieee80211_sta *sta, u16 tid, u16 *ssn,
7962 u8 buf_size)
7963 {
7964 struct rt2x00_sta *sta_priv = (struct rt2x00_sta *)sta->drv_priv;
7965 int ret = 0;
7966
7967 /*
7968 * Don't allow aggregation for stations the hardware isn't aware
7969 * of because tx status reports for frames to an unknown station
7970 * always contain wcid=255 and thus we can't distinguish between
7971 * multiple stations which leads to unwanted situations when the
7972 * hw reorders frames due to aggregation.
7973 */
7974 if (sta_priv->wcid < 0)
7975 return 1;
7976
7977 switch (action) {
7978 case IEEE80211_AMPDU_RX_START:
7979 case IEEE80211_AMPDU_RX_STOP:
7980 /*
7981 * The hw itself takes care of setting up BlockAck mechanisms.
7982 * So, we only have to allow mac80211 to nagotiate a BlockAck
7983 * agreement. Once that is done, the hw will BlockAck incoming
7984 * AMPDUs without further setup.
7985 */
7986 break;
7987 case IEEE80211_AMPDU_TX_START:
7988 ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);
7989 break;
7990 case IEEE80211_AMPDU_TX_STOP_CONT:
7991 case IEEE80211_AMPDU_TX_STOP_FLUSH:
7992 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
7993 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
7994 break;
7995 case IEEE80211_AMPDU_TX_OPERATIONAL:
7996 break;
7997 default:
7998 rt2x00_warn((struct rt2x00_dev *)hw->priv,
7999 "Unknown AMPDU action\n");
8000 }
8001
8002 return ret;
8003 }
8004 EXPORT_SYMBOL_GPL(rt2800_ampdu_action);
8005
8006 int rt2800_get_survey(struct ieee80211_hw *hw, int idx,
8007 struct survey_info *survey)
8008 {
8009 struct rt2x00_dev *rt2x00dev = hw->priv;
8010 struct ieee80211_conf *conf = &hw->conf;
8011 u32 idle, busy, busy_ext;
8012
8013 if (idx != 0)
8014 return -ENOENT;
8015
8016 survey->channel = conf->chandef.chan;
8017
8018 rt2800_register_read(rt2x00dev, CH_IDLE_STA, &idle);
8019 rt2800_register_read(rt2x00dev, CH_BUSY_STA, &busy);
8020 rt2800_register_read(rt2x00dev, CH_BUSY_STA_SEC, &busy_ext);
8021
8022 if (idle || busy) {
8023 survey->filled = SURVEY_INFO_CHANNEL_TIME |
8024 SURVEY_INFO_CHANNEL_TIME_BUSY |
8025 SURVEY_INFO_CHANNEL_TIME_EXT_BUSY;
8026
8027 survey->channel_time = (idle + busy) / 1000;
8028 survey->channel_time_busy = busy / 1000;
8029 survey->channel_time_ext_busy = busy_ext / 1000;
8030 }
8031
8032 if (!(hw->conf.flags & IEEE80211_CONF_OFFCHANNEL))
8033 survey->filled |= SURVEY_INFO_IN_USE;
8034
8035 return 0;
8036
8037 }
8038 EXPORT_SYMBOL_GPL(rt2800_get_survey);
8039
8040 MODULE_AUTHOR(DRV_PROJECT ", Bartlomiej Zolnierkiewicz");
8041 MODULE_VERSION(DRV_VERSION);
8042 MODULE_DESCRIPTION("Ralink RT2800 library");
8043 MODULE_LICENSE("GPL");
Linux with added FPC-III support