Commit | Line | Data |
---|---|---|
89297425 | 1 | /* |
96481b20 | 2 | Copyright (C) 2010 Willow Garage <http://www.willowgarage.com> |
a5ea2f02 | 3 | Copyright (C) 2010 Ivo van Doorn <IvDoorn@gmail.com> |
9c9a0d14 | 4 | Copyright (C) 2009 Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> |
cce5fc45 | 5 | Copyright (C) 2009 Gertjan van Wingerde <gwingerde@gmail.com> |
89297425 | 6 | |
9c9a0d14 | 7 | Based on the original rt2800pci.c and rt2800usb.c. |
9c9a0d14 GW |
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> | |
89297425 BZ |
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, write to the | |
28 | Free Software Foundation, Inc., | |
29 | 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
30 | */ | |
31 | ||
32 | /* | |
33 | Module: rt2800lib | |
34 | Abstract: rt2800 generic device routines. | |
35 | */ | |
36 | ||
f31c9a8c | 37 | #include <linux/crc-ccitt.h> |
89297425 BZ |
38 | #include <linux/kernel.h> |
39 | #include <linux/module.h> | |
5a0e3ad6 | 40 | #include <linux/slab.h> |
89297425 BZ |
41 | |
42 | #include "rt2x00.h" | |
43 | #include "rt2800lib.h" | |
44 | #include "rt2800.h" | |
45 | ||
89297425 BZ |
46 | /* |
47 | * Register access. | |
48 | * All access to the CSR registers will go through the methods | |
49 | * rt2800_register_read and rt2800_register_write. | |
50 | * BBP and RF register require indirect register access, | |
51 | * and use the CSR registers BBPCSR and RFCSR to achieve this. | |
52 | * These indirect registers work with busy bits, | |
53 | * and we will try maximal REGISTER_BUSY_COUNT times to access | |
54 | * the register while taking a REGISTER_BUSY_DELAY us delay | |
55 | * between each attampt. When the busy bit is still set at that time, | |
56 | * the access attempt is considered to have failed, | |
57 | * and we will print an error. | |
58 | * The _lock versions must be used if you already hold the csr_mutex | |
59 | */ | |
60 | #define WAIT_FOR_BBP(__dev, __reg) \ | |
61 | rt2800_regbusy_read((__dev), BBP_CSR_CFG, BBP_CSR_CFG_BUSY, (__reg)) | |
62 | #define WAIT_FOR_RFCSR(__dev, __reg) \ | |
63 | rt2800_regbusy_read((__dev), RF_CSR_CFG, RF_CSR_CFG_BUSY, (__reg)) | |
64 | #define WAIT_FOR_RF(__dev, __reg) \ | |
65 | rt2800_regbusy_read((__dev), RF_CSR_CFG0, RF_CSR_CFG0_BUSY, (__reg)) | |
66 | #define WAIT_FOR_MCU(__dev, __reg) \ | |
67 | rt2800_regbusy_read((__dev), H2M_MAILBOX_CSR, \ | |
68 | H2M_MAILBOX_CSR_OWNER, (__reg)) | |
69 | ||
baff8006 HS |
70 | static inline bool rt2800_is_305x_soc(struct rt2x00_dev *rt2x00dev) |
71 | { | |
72 | /* check for rt2872 on SoC */ | |
73 | if (!rt2x00_is_soc(rt2x00dev) || | |
74 | !rt2x00_rt(rt2x00dev, RT2872)) | |
75 | return false; | |
76 | ||
77 | /* we know for sure that these rf chipsets are used on rt305x boards */ | |
78 | if (rt2x00_rf(rt2x00dev, RF3020) || | |
79 | rt2x00_rf(rt2x00dev, RF3021) || | |
80 | rt2x00_rf(rt2x00dev, RF3022)) | |
81 | return true; | |
82 | ||
83 | NOTICE(rt2x00dev, "Unknown RF chipset on rt305x\n"); | |
84 | return false; | |
85 | } | |
86 | ||
fcf51541 BZ |
87 | static void rt2800_bbp_write(struct rt2x00_dev *rt2x00dev, |
88 | const unsigned int word, const u8 value) | |
89297425 BZ |
89 | { |
90 | u32 reg; | |
91 | ||
92 | mutex_lock(&rt2x00dev->csr_mutex); | |
93 | ||
94 | /* | |
95 | * Wait until the BBP becomes available, afterwards we | |
96 | * can safely write the new data into the register. | |
97 | */ | |
98 | if (WAIT_FOR_BBP(rt2x00dev, ®)) { | |
99 | reg = 0; | |
100 | rt2x00_set_field32(®, BBP_CSR_CFG_VALUE, value); | |
101 | rt2x00_set_field32(®, BBP_CSR_CFG_REGNUM, word); | |
102 | rt2x00_set_field32(®, BBP_CSR_CFG_BUSY, 1); | |
103 | rt2x00_set_field32(®, BBP_CSR_CFG_READ_CONTROL, 0); | |
efc7d36f | 104 | rt2x00_set_field32(®, BBP_CSR_CFG_BBP_RW_MODE, 1); |
89297425 BZ |
105 | |
106 | rt2800_register_write_lock(rt2x00dev, BBP_CSR_CFG, reg); | |
107 | } | |
108 | ||
109 | mutex_unlock(&rt2x00dev->csr_mutex); | |
110 | } | |
89297425 | 111 | |
fcf51541 BZ |
112 | static void rt2800_bbp_read(struct rt2x00_dev *rt2x00dev, |
113 | const unsigned int word, u8 *value) | |
89297425 BZ |
114 | { |
115 | u32 reg; | |
116 | ||
117 | mutex_lock(&rt2x00dev->csr_mutex); | |
118 | ||
119 | /* | |
120 | * Wait until the BBP becomes available, afterwards we | |
121 | * can safely write the read request into the register. | |
122 | * After the data has been written, we wait until hardware | |
123 | * returns the correct value, if at any time the register | |
124 | * doesn't become available in time, reg will be 0xffffffff | |
125 | * which means we return 0xff to the caller. | |
126 | */ | |
127 | if (WAIT_FOR_BBP(rt2x00dev, ®)) { | |
128 | reg = 0; | |
129 | rt2x00_set_field32(®, BBP_CSR_CFG_REGNUM, word); | |
130 | rt2x00_set_field32(®, BBP_CSR_CFG_BUSY, 1); | |
131 | rt2x00_set_field32(®, BBP_CSR_CFG_READ_CONTROL, 1); | |
efc7d36f | 132 | rt2x00_set_field32(®, BBP_CSR_CFG_BBP_RW_MODE, 1); |
89297425 BZ |
133 | |
134 | rt2800_register_write_lock(rt2x00dev, BBP_CSR_CFG, reg); | |
135 | ||
136 | WAIT_FOR_BBP(rt2x00dev, ®); | |
137 | } | |
138 | ||
139 | *value = rt2x00_get_field32(reg, BBP_CSR_CFG_VALUE); | |
140 | ||
141 | mutex_unlock(&rt2x00dev->csr_mutex); | |
142 | } | |
89297425 | 143 | |
fcf51541 BZ |
144 | static void rt2800_rfcsr_write(struct rt2x00_dev *rt2x00dev, |
145 | const unsigned int word, const u8 value) | |
89297425 BZ |
146 | { |
147 | u32 reg; | |
148 | ||
149 | mutex_lock(&rt2x00dev->csr_mutex); | |
150 | ||
151 | /* | |
152 | * Wait until the RFCSR becomes available, afterwards we | |
153 | * can safely write the new data into the register. | |
154 | */ | |
155 | if (WAIT_FOR_RFCSR(rt2x00dev, ®)) { | |
156 | reg = 0; | |
157 | rt2x00_set_field32(®, RF_CSR_CFG_DATA, value); | |
158 | rt2x00_set_field32(®, RF_CSR_CFG_REGNUM, word); | |
159 | rt2x00_set_field32(®, RF_CSR_CFG_WRITE, 1); | |
160 | rt2x00_set_field32(®, RF_CSR_CFG_BUSY, 1); | |
161 | ||
162 | rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG, reg); | |
163 | } | |
164 | ||
165 | mutex_unlock(&rt2x00dev->csr_mutex); | |
166 | } | |
89297425 | 167 | |
fcf51541 BZ |
168 | static void rt2800_rfcsr_read(struct rt2x00_dev *rt2x00dev, |
169 | const unsigned int word, u8 *value) | |
89297425 BZ |
170 | { |
171 | u32 reg; | |
172 | ||
173 | mutex_lock(&rt2x00dev->csr_mutex); | |
174 | ||
175 | /* | |
176 | * Wait until the RFCSR becomes available, afterwards we | |
177 | * can safely write the read request into the register. | |
178 | * After the data has been written, we wait until hardware | |
179 | * returns the correct value, if at any time the register | |
180 | * doesn't become available in time, reg will be 0xffffffff | |
181 | * which means we return 0xff to the caller. | |
182 | */ | |
183 | if (WAIT_FOR_RFCSR(rt2x00dev, ®)) { | |
184 | reg = 0; | |
185 | rt2x00_set_field32(®, RF_CSR_CFG_REGNUM, word); | |
186 | rt2x00_set_field32(®, RF_CSR_CFG_WRITE, 0); | |
187 | rt2x00_set_field32(®, RF_CSR_CFG_BUSY, 1); | |
188 | ||
189 | rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG, reg); | |
190 | ||
191 | WAIT_FOR_RFCSR(rt2x00dev, ®); | |
192 | } | |
193 | ||
194 | *value = rt2x00_get_field32(reg, RF_CSR_CFG_DATA); | |
195 | ||
196 | mutex_unlock(&rt2x00dev->csr_mutex); | |
197 | } | |
89297425 | 198 | |
fcf51541 BZ |
199 | static void rt2800_rf_write(struct rt2x00_dev *rt2x00dev, |
200 | const unsigned int word, const u32 value) | |
89297425 BZ |
201 | { |
202 | u32 reg; | |
203 | ||
204 | mutex_lock(&rt2x00dev->csr_mutex); | |
205 | ||
206 | /* | |
207 | * Wait until the RF becomes available, afterwards we | |
208 | * can safely write the new data into the register. | |
209 | */ | |
210 | if (WAIT_FOR_RF(rt2x00dev, ®)) { | |
211 | reg = 0; | |
212 | rt2x00_set_field32(®, RF_CSR_CFG0_REG_VALUE_BW, value); | |
213 | rt2x00_set_field32(®, RF_CSR_CFG0_STANDBYMODE, 0); | |
214 | rt2x00_set_field32(®, RF_CSR_CFG0_SEL, 0); | |
215 | rt2x00_set_field32(®, RF_CSR_CFG0_BUSY, 1); | |
216 | ||
217 | rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG0, reg); | |
218 | rt2x00_rf_write(rt2x00dev, word, value); | |
219 | } | |
220 | ||
221 | mutex_unlock(&rt2x00dev->csr_mutex); | |
222 | } | |
89297425 BZ |
223 | |
224 | void rt2800_mcu_request(struct rt2x00_dev *rt2x00dev, | |
225 | const u8 command, const u8 token, | |
226 | const u8 arg0, const u8 arg1) | |
227 | { | |
228 | u32 reg; | |
229 | ||
ee303e54 | 230 | /* |
cea90e55 | 231 | * SOC devices don't support MCU requests. |
ee303e54 | 232 | */ |
cea90e55 | 233 | if (rt2x00_is_soc(rt2x00dev)) |
ee303e54 | 234 | return; |
89297425 BZ |
235 | |
236 | mutex_lock(&rt2x00dev->csr_mutex); | |
237 | ||
238 | /* | |
239 | * Wait until the MCU becomes available, afterwards we | |
240 | * can safely write the new data into the register. | |
241 | */ | |
242 | if (WAIT_FOR_MCU(rt2x00dev, ®)) { | |
243 | rt2x00_set_field32(®, H2M_MAILBOX_CSR_OWNER, 1); | |
244 | rt2x00_set_field32(®, H2M_MAILBOX_CSR_CMD_TOKEN, token); | |
245 | rt2x00_set_field32(®, H2M_MAILBOX_CSR_ARG0, arg0); | |
246 | rt2x00_set_field32(®, H2M_MAILBOX_CSR_ARG1, arg1); | |
247 | rt2800_register_write_lock(rt2x00dev, H2M_MAILBOX_CSR, reg); | |
248 | ||
249 | reg = 0; | |
250 | rt2x00_set_field32(®, HOST_CMD_CSR_HOST_COMMAND, command); | |
251 | rt2800_register_write_lock(rt2x00dev, HOST_CMD_CSR, reg); | |
252 | } | |
253 | ||
254 | mutex_unlock(&rt2x00dev->csr_mutex); | |
255 | } | |
256 | EXPORT_SYMBOL_GPL(rt2800_mcu_request); | |
f4450616 | 257 | |
5ffddc49 ID |
258 | int rt2800_wait_csr_ready(struct rt2x00_dev *rt2x00dev) |
259 | { | |
260 | unsigned int i = 0; | |
261 | u32 reg; | |
262 | ||
263 | for (i = 0; i < REGISTER_BUSY_COUNT; i++) { | |
264 | rt2800_register_read(rt2x00dev, MAC_CSR0, ®); | |
265 | if (reg && reg != ~0) | |
266 | return 0; | |
267 | msleep(1); | |
268 | } | |
269 | ||
270 | ERROR(rt2x00dev, "Unstable hardware.\n"); | |
271 | return -EBUSY; | |
272 | } | |
273 | EXPORT_SYMBOL_GPL(rt2800_wait_csr_ready); | |
274 | ||
67a4c1e2 GW |
275 | int rt2800_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev) |
276 | { | |
277 | unsigned int i; | |
278 | u32 reg; | |
279 | ||
08e53100 HS |
280 | /* |
281 | * Some devices are really slow to respond here. Wait a whole second | |
282 | * before timing out. | |
283 | */ | |
67a4c1e2 GW |
284 | for (i = 0; i < REGISTER_BUSY_COUNT; i++) { |
285 | rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, ®); | |
286 | if (!rt2x00_get_field32(reg, WPDMA_GLO_CFG_TX_DMA_BUSY) && | |
287 | !rt2x00_get_field32(reg, WPDMA_GLO_CFG_RX_DMA_BUSY)) | |
288 | return 0; | |
289 | ||
08e53100 | 290 | msleep(10); |
67a4c1e2 GW |
291 | } |
292 | ||
293 | ERROR(rt2x00dev, "WPDMA TX/RX busy, aborting.\n"); | |
294 | return -EACCES; | |
295 | } | |
296 | EXPORT_SYMBOL_GPL(rt2800_wait_wpdma_ready); | |
297 | ||
f31c9a8c ID |
298 | static bool rt2800_check_firmware_crc(const u8 *data, const size_t len) |
299 | { | |
300 | u16 fw_crc; | |
301 | u16 crc; | |
302 | ||
303 | /* | |
304 | * The last 2 bytes in the firmware array are the crc checksum itself, | |
305 | * this means that we should never pass those 2 bytes to the crc | |
306 | * algorithm. | |
307 | */ | |
308 | fw_crc = (data[len - 2] << 8 | data[len - 1]); | |
309 | ||
310 | /* | |
311 | * Use the crc ccitt algorithm. | |
312 | * This will return the same value as the legacy driver which | |
313 | * used bit ordering reversion on the both the firmware bytes | |
314 | * before input input as well as on the final output. | |
315 | * Obviously using crc ccitt directly is much more efficient. | |
316 | */ | |
317 | crc = crc_ccitt(~0, data, len - 2); | |
318 | ||
319 | /* | |
320 | * There is a small difference between the crc-itu-t + bitrev and | |
321 | * the crc-ccitt crc calculation. In the latter method the 2 bytes | |
322 | * will be swapped, use swab16 to convert the crc to the correct | |
323 | * value. | |
324 | */ | |
325 | crc = swab16(crc); | |
326 | ||
327 | return fw_crc == crc; | |
328 | } | |
329 | ||
330 | int rt2800_check_firmware(struct rt2x00_dev *rt2x00dev, | |
331 | const u8 *data, const size_t len) | |
332 | { | |
333 | size_t offset = 0; | |
334 | size_t fw_len; | |
335 | bool multiple; | |
336 | ||
337 | /* | |
338 | * PCI(e) & SOC devices require firmware with a length | |
339 | * of 8kb. USB devices require firmware files with a length | |
340 | * of 4kb. Certain USB chipsets however require different firmware, | |
341 | * which Ralink only provides attached to the original firmware | |
342 | * file. Thus for USB devices, firmware files have a length | |
343 | * which is a multiple of 4kb. | |
344 | */ | |
345 | if (rt2x00_is_usb(rt2x00dev)) { | |
346 | fw_len = 4096; | |
347 | multiple = true; | |
348 | } else { | |
349 | fw_len = 8192; | |
350 | multiple = true; | |
351 | } | |
352 | ||
353 | /* | |
354 | * Validate the firmware length | |
355 | */ | |
356 | if (len != fw_len && (!multiple || (len % fw_len) != 0)) | |
357 | return FW_BAD_LENGTH; | |
358 | ||
359 | /* | |
360 | * Check if the chipset requires one of the upper parts | |
361 | * of the firmware. | |
362 | */ | |
363 | if (rt2x00_is_usb(rt2x00dev) && | |
364 | !rt2x00_rt(rt2x00dev, RT2860) && | |
365 | !rt2x00_rt(rt2x00dev, RT2872) && | |
366 | !rt2x00_rt(rt2x00dev, RT3070) && | |
367 | ((len / fw_len) == 1)) | |
368 | return FW_BAD_VERSION; | |
369 | ||
370 | /* | |
371 | * 8kb firmware files must be checked as if it were | |
372 | * 2 separate firmware files. | |
373 | */ | |
374 | while (offset < len) { | |
375 | if (!rt2800_check_firmware_crc(data + offset, fw_len)) | |
376 | return FW_BAD_CRC; | |
377 | ||
378 | offset += fw_len; | |
379 | } | |
380 | ||
381 | return FW_OK; | |
382 | } | |
383 | EXPORT_SYMBOL_GPL(rt2800_check_firmware); | |
384 | ||
385 | int rt2800_load_firmware(struct rt2x00_dev *rt2x00dev, | |
386 | const u8 *data, const size_t len) | |
387 | { | |
388 | unsigned int i; | |
389 | u32 reg; | |
390 | ||
391 | /* | |
b9eca242 ID |
392 | * If driver doesn't wake up firmware here, |
393 | * rt2800_load_firmware will hang forever when interface is up again. | |
f31c9a8c | 394 | */ |
b9eca242 | 395 | rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, 0x00000000); |
f31c9a8c | 396 | |
f31c9a8c ID |
397 | /* |
398 | * Wait for stable hardware. | |
399 | */ | |
5ffddc49 | 400 | if (rt2800_wait_csr_ready(rt2x00dev)) |
f31c9a8c | 401 | return -EBUSY; |
f31c9a8c | 402 | |
adde5882 | 403 | if (rt2x00_is_pci(rt2x00dev)) { |
872834df GW |
404 | if (rt2x00_rt(rt2x00dev, RT3572) || |
405 | rt2x00_rt(rt2x00dev, RT5390)) { | |
adde5882 GJ |
406 | rt2800_register_read(rt2x00dev, AUX_CTRL, ®); |
407 | rt2x00_set_field32(®, AUX_CTRL_FORCE_PCIE_CLK, 1); | |
408 | rt2x00_set_field32(®, AUX_CTRL_WAKE_PCIE_EN, 1); | |
409 | rt2800_register_write(rt2x00dev, AUX_CTRL, reg); | |
410 | } | |
f31c9a8c | 411 | rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000002); |
adde5882 | 412 | } |
f31c9a8c | 413 | |
f31c9a8c ID |
414 | /* |
415 | * Write firmware to the device. | |
416 | */ | |
417 | rt2800_drv_write_firmware(rt2x00dev, data, len); | |
418 | ||
419 | /* | |
420 | * Wait for device to stabilize. | |
421 | */ | |
422 | for (i = 0; i < REGISTER_BUSY_COUNT; i++) { | |
423 | rt2800_register_read(rt2x00dev, PBF_SYS_CTRL, ®); | |
424 | if (rt2x00_get_field32(reg, PBF_SYS_CTRL_READY)) | |
425 | break; | |
426 | msleep(1); | |
427 | } | |
428 | ||
429 | if (i == REGISTER_BUSY_COUNT) { | |
430 | ERROR(rt2x00dev, "PBF system register not ready.\n"); | |
431 | return -EBUSY; | |
432 | } | |
433 | ||
4ed1dd2a SG |
434 | /* |
435 | * Disable DMA, will be reenabled later when enabling | |
436 | * the radio. | |
437 | */ | |
438 | rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, ®); | |
439 | rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0); | |
440 | rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0); | |
441 | rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg); | |
442 | ||
f31c9a8c ID |
443 | /* |
444 | * Initialize firmware. | |
445 | */ | |
446 | rt2800_register_write(rt2x00dev, H2M_BBP_AGENT, 0); | |
447 | rt2800_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0); | |
0c17cf96 SG |
448 | if (rt2x00_is_usb(rt2x00dev)) |
449 | rt2800_register_write(rt2x00dev, H2M_INT_SRC, 0); | |
f31c9a8c ID |
450 | msleep(1); |
451 | ||
452 | return 0; | |
453 | } | |
454 | EXPORT_SYMBOL_GPL(rt2800_load_firmware); | |
455 | ||
0c5879bc ID |
456 | void rt2800_write_tx_data(struct queue_entry *entry, |
457 | struct txentry_desc *txdesc) | |
59679b91 | 458 | { |
0c5879bc | 459 | __le32 *txwi = rt2800_drv_get_txwi(entry); |
59679b91 GW |
460 | u32 word; |
461 | ||
462 | /* | |
463 | * Initialize TX Info descriptor | |
464 | */ | |
465 | rt2x00_desc_read(txwi, 0, &word); | |
466 | rt2x00_set_field32(&word, TXWI_W0_FRAG, | |
467 | test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags)); | |
84804cdc ID |
468 | rt2x00_set_field32(&word, TXWI_W0_MIMO_PS, |
469 | test_bit(ENTRY_TXD_HT_MIMO_PS, &txdesc->flags)); | |
59679b91 GW |
470 | rt2x00_set_field32(&word, TXWI_W0_CF_ACK, 0); |
471 | rt2x00_set_field32(&word, TXWI_W0_TS, | |
472 | test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags)); | |
473 | rt2x00_set_field32(&word, TXWI_W0_AMPDU, | |
474 | test_bit(ENTRY_TXD_HT_AMPDU, &txdesc->flags)); | |
26a1d07f HS |
475 | rt2x00_set_field32(&word, TXWI_W0_MPDU_DENSITY, |
476 | txdesc->u.ht.mpdu_density); | |
477 | rt2x00_set_field32(&word, TXWI_W0_TX_OP, txdesc->u.ht.txop); | |
478 | rt2x00_set_field32(&word, TXWI_W0_MCS, txdesc->u.ht.mcs); | |
59679b91 GW |
479 | rt2x00_set_field32(&word, TXWI_W0_BW, |
480 | test_bit(ENTRY_TXD_HT_BW_40, &txdesc->flags)); | |
481 | rt2x00_set_field32(&word, TXWI_W0_SHORT_GI, | |
482 | test_bit(ENTRY_TXD_HT_SHORT_GI, &txdesc->flags)); | |
26a1d07f | 483 | rt2x00_set_field32(&word, TXWI_W0_STBC, txdesc->u.ht.stbc); |
59679b91 GW |
484 | rt2x00_set_field32(&word, TXWI_W0_PHYMODE, txdesc->rate_mode); |
485 | rt2x00_desc_write(txwi, 0, word); | |
486 | ||
487 | rt2x00_desc_read(txwi, 1, &word); | |
488 | rt2x00_set_field32(&word, TXWI_W1_ACK, | |
489 | test_bit(ENTRY_TXD_ACK, &txdesc->flags)); | |
490 | rt2x00_set_field32(&word, TXWI_W1_NSEQ, | |
491 | test_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags)); | |
26a1d07f | 492 | rt2x00_set_field32(&word, TXWI_W1_BW_WIN_SIZE, txdesc->u.ht.ba_size); |
59679b91 GW |
493 | rt2x00_set_field32(&word, TXWI_W1_WIRELESS_CLI_ID, |
494 | test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags) ? | |
a2b1328a | 495 | txdesc->key_idx : txdesc->u.ht.wcid); |
59679b91 GW |
496 | rt2x00_set_field32(&word, TXWI_W1_MPDU_TOTAL_BYTE_COUNT, |
497 | txdesc->length); | |
2b23cdaa | 498 | rt2x00_set_field32(&word, TXWI_W1_PACKETID_QUEUE, entry->queue->qid); |
bc8a979e | 499 | rt2x00_set_field32(&word, TXWI_W1_PACKETID_ENTRY, (entry->entry_idx % 3) + 1); |
59679b91 GW |
500 | rt2x00_desc_write(txwi, 1, word); |
501 | ||
502 | /* | |
503 | * Always write 0 to IV/EIV fields, hardware will insert the IV | |
504 | * from the IVEIV register when TXD_W3_WIV is set to 0. | |
505 | * When TXD_W3_WIV is set to 1 it will use the IV data | |
506 | * from the descriptor. The TXWI_W1_WIRELESS_CLI_ID indicates which | |
507 | * crypto entry in the registers should be used to encrypt the frame. | |
508 | */ | |
509 | _rt2x00_desc_write(txwi, 2, 0 /* skbdesc->iv[0] */); | |
510 | _rt2x00_desc_write(txwi, 3, 0 /* skbdesc->iv[1] */); | |
511 | } | |
0c5879bc | 512 | EXPORT_SYMBOL_GPL(rt2800_write_tx_data); |
59679b91 | 513 | |
ff6133be | 514 | static int rt2800_agc_to_rssi(struct rt2x00_dev *rt2x00dev, u32 rxwi_w2) |
2de64dd2 | 515 | { |
74861922 ID |
516 | int rssi0 = rt2x00_get_field32(rxwi_w2, RXWI_W2_RSSI0); |
517 | int rssi1 = rt2x00_get_field32(rxwi_w2, RXWI_W2_RSSI1); | |
518 | int rssi2 = rt2x00_get_field32(rxwi_w2, RXWI_W2_RSSI2); | |
519 | u16 eeprom; | |
520 | u8 offset0; | |
521 | u8 offset1; | |
522 | u8 offset2; | |
523 | ||
e5ef5bad | 524 | if (rt2x00dev->curr_band == IEEE80211_BAND_2GHZ) { |
74861922 ID |
525 | rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_BG, &eeprom); |
526 | offset0 = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG_OFFSET0); | |
527 | offset1 = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG_OFFSET1); | |
528 | rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2, &eeprom); | |
529 | offset2 = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG2_OFFSET2); | |
530 | } else { | |
531 | rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_A, &eeprom); | |
532 | offset0 = rt2x00_get_field16(eeprom, EEPROM_RSSI_A_OFFSET0); | |
533 | offset1 = rt2x00_get_field16(eeprom, EEPROM_RSSI_A_OFFSET1); | |
534 | rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_A2, &eeprom); | |
535 | offset2 = rt2x00_get_field16(eeprom, EEPROM_RSSI_A2_OFFSET2); | |
536 | } | |
537 | ||
538 | /* | |
539 | * Convert the value from the descriptor into the RSSI value | |
540 | * If the value in the descriptor is 0, it is considered invalid | |
541 | * and the default (extremely low) rssi value is assumed | |
542 | */ | |
543 | rssi0 = (rssi0) ? (-12 - offset0 - rt2x00dev->lna_gain - rssi0) : -128; | |
544 | rssi1 = (rssi1) ? (-12 - offset1 - rt2x00dev->lna_gain - rssi1) : -128; | |
545 | rssi2 = (rssi2) ? (-12 - offset2 - rt2x00dev->lna_gain - rssi2) : -128; | |
546 | ||
547 | /* | |
548 | * mac80211 only accepts a single RSSI value. Calculating the | |
549 | * average doesn't deliver a fair answer either since -60:-60 would | |
550 | * be considered equally good as -50:-70 while the second is the one | |
551 | * which gives less energy... | |
552 | */ | |
553 | rssi0 = max(rssi0, rssi1); | |
554 | return max(rssi0, rssi2); | |
555 | } | |
556 | ||
557 | void rt2800_process_rxwi(struct queue_entry *entry, | |
558 | struct rxdone_entry_desc *rxdesc) | |
559 | { | |
560 | __le32 *rxwi = (__le32 *) entry->skb->data; | |
2de64dd2 GW |
561 | u32 word; |
562 | ||
563 | rt2x00_desc_read(rxwi, 0, &word); | |
564 | ||
565 | rxdesc->cipher = rt2x00_get_field32(word, RXWI_W0_UDF); | |
566 | rxdesc->size = rt2x00_get_field32(word, RXWI_W0_MPDU_TOTAL_BYTE_COUNT); | |
567 | ||
568 | rt2x00_desc_read(rxwi, 1, &word); | |
569 | ||
570 | if (rt2x00_get_field32(word, RXWI_W1_SHORT_GI)) | |
571 | rxdesc->flags |= RX_FLAG_SHORT_GI; | |
572 | ||
573 | if (rt2x00_get_field32(word, RXWI_W1_BW)) | |
574 | rxdesc->flags |= RX_FLAG_40MHZ; | |
575 | ||
576 | /* | |
577 | * Detect RX rate, always use MCS as signal type. | |
578 | */ | |
579 | rxdesc->dev_flags |= RXDONE_SIGNAL_MCS; | |
580 | rxdesc->signal = rt2x00_get_field32(word, RXWI_W1_MCS); | |
581 | rxdesc->rate_mode = rt2x00_get_field32(word, RXWI_W1_PHYMODE); | |
582 | ||
583 | /* | |
584 | * Mask of 0x8 bit to remove the short preamble flag. | |
585 | */ | |
586 | if (rxdesc->rate_mode == RATE_MODE_CCK) | |
587 | rxdesc->signal &= ~0x8; | |
588 | ||
589 | rt2x00_desc_read(rxwi, 2, &word); | |
590 | ||
74861922 ID |
591 | /* |
592 | * Convert descriptor AGC value to RSSI value. | |
593 | */ | |
594 | rxdesc->rssi = rt2800_agc_to_rssi(entry->queue->rt2x00dev, word); | |
2de64dd2 GW |
595 | |
596 | /* | |
597 | * Remove RXWI descriptor from start of buffer. | |
598 | */ | |
74861922 | 599 | skb_pull(entry->skb, RXWI_DESC_SIZE); |
2de64dd2 GW |
600 | } |
601 | EXPORT_SYMBOL_GPL(rt2800_process_rxwi); | |
602 | ||
31937c42 | 603 | void rt2800_txdone_entry(struct queue_entry *entry, u32 status, __le32 *txwi) |
14433331 HS |
604 | { |
605 | struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; | |
b34793ee | 606 | struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); |
14433331 HS |
607 | struct txdone_entry_desc txdesc; |
608 | u32 word; | |
609 | u16 mcs, real_mcs; | |
b34793ee | 610 | int aggr, ampdu; |
14433331 HS |
611 | |
612 | /* | |
613 | * Obtain the status about this packet. | |
614 | */ | |
615 | txdesc.flags = 0; | |
14433331 | 616 | rt2x00_desc_read(txwi, 0, &word); |
b34793ee | 617 | |
14433331 | 618 | mcs = rt2x00_get_field32(word, TXWI_W0_MCS); |
b34793ee HS |
619 | ampdu = rt2x00_get_field32(word, TXWI_W0_AMPDU); |
620 | ||
14433331 | 621 | real_mcs = rt2x00_get_field32(status, TX_STA_FIFO_MCS); |
b34793ee HS |
622 | aggr = rt2x00_get_field32(status, TX_STA_FIFO_TX_AGGRE); |
623 | ||
624 | /* | |
625 | * If a frame was meant to be sent as a single non-aggregated MPDU | |
626 | * but ended up in an aggregate the used tx rate doesn't correlate | |
627 | * with the one specified in the TXWI as the whole aggregate is sent | |
628 | * with the same rate. | |
629 | * | |
630 | * For example: two frames are sent to rt2x00, the first one sets | |
631 | * AMPDU=1 and requests MCS7 whereas the second frame sets AMDPU=0 | |
632 | * and requests MCS15. If the hw aggregates both frames into one | |
633 | * AMDPU the tx status for both frames will contain MCS7 although | |
634 | * the frame was sent successfully. | |
635 | * | |
636 | * Hence, replace the requested rate with the real tx rate to not | |
637 | * confuse the rate control algortihm by providing clearly wrong | |
638 | * data. | |
639 | */ | |
5356d963 | 640 | if (unlikely(aggr == 1 && ampdu == 0 && real_mcs != mcs)) { |
b34793ee HS |
641 | skbdesc->tx_rate_idx = real_mcs; |
642 | mcs = real_mcs; | |
643 | } | |
14433331 | 644 | |
f16d2db7 HS |
645 | if (aggr == 1 || ampdu == 1) |
646 | __set_bit(TXDONE_AMPDU, &txdesc.flags); | |
647 | ||
14433331 HS |
648 | /* |
649 | * Ralink has a retry mechanism using a global fallback | |
650 | * table. We setup this fallback table to try the immediate | |
651 | * lower rate for all rates. In the TX_STA_FIFO, the MCS field | |
652 | * always contains the MCS used for the last transmission, be | |
653 | * it successful or not. | |
654 | */ | |
655 | if (rt2x00_get_field32(status, TX_STA_FIFO_TX_SUCCESS)) { | |
656 | /* | |
657 | * Transmission succeeded. The number of retries is | |
658 | * mcs - real_mcs | |
659 | */ | |
660 | __set_bit(TXDONE_SUCCESS, &txdesc.flags); | |
661 | txdesc.retry = ((mcs > real_mcs) ? mcs - real_mcs : 0); | |
662 | } else { | |
663 | /* | |
664 | * Transmission failed. The number of retries is | |
665 | * always 7 in this case (for a total number of 8 | |
666 | * frames sent). | |
667 | */ | |
668 | __set_bit(TXDONE_FAILURE, &txdesc.flags); | |
669 | txdesc.retry = rt2x00dev->long_retry; | |
670 | } | |
671 | ||
672 | /* | |
673 | * the frame was retried at least once | |
674 | * -> hw used fallback rates | |
675 | */ | |
676 | if (txdesc.retry) | |
677 | __set_bit(TXDONE_FALLBACK, &txdesc.flags); | |
678 | ||
679 | rt2x00lib_txdone(entry, &txdesc); | |
680 | } | |
681 | EXPORT_SYMBOL_GPL(rt2800_txdone_entry); | |
682 | ||
f0194b2d GW |
683 | void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc) |
684 | { | |
685 | struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; | |
686 | struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); | |
687 | unsigned int beacon_base; | |
739fd940 | 688 | unsigned int padding_len; |
d76dfc61 | 689 | u32 orig_reg, reg; |
f0194b2d GW |
690 | |
691 | /* | |
692 | * Disable beaconing while we are reloading the beacon data, | |
693 | * otherwise we might be sending out invalid data. | |
694 | */ | |
695 | rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); | |
d76dfc61 | 696 | orig_reg = reg; |
f0194b2d GW |
697 | rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); |
698 | rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); | |
699 | ||
700 | /* | |
701 | * Add space for the TXWI in front of the skb. | |
702 | */ | |
b52398b6 | 703 | memset(skb_push(entry->skb, TXWI_DESC_SIZE), 0, TXWI_DESC_SIZE); |
f0194b2d GW |
704 | |
705 | /* | |
706 | * Register descriptor details in skb frame descriptor. | |
707 | */ | |
708 | skbdesc->flags |= SKBDESC_DESC_IN_SKB; | |
709 | skbdesc->desc = entry->skb->data; | |
710 | skbdesc->desc_len = TXWI_DESC_SIZE; | |
711 | ||
712 | /* | |
713 | * Add the TXWI for the beacon to the skb. | |
714 | */ | |
0c5879bc | 715 | rt2800_write_tx_data(entry, txdesc); |
f0194b2d GW |
716 | |
717 | /* | |
718 | * Dump beacon to userspace through debugfs. | |
719 | */ | |
720 | rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry->skb); | |
721 | ||
722 | /* | |
739fd940 | 723 | * Write entire beacon with TXWI and padding to register. |
f0194b2d | 724 | */ |
739fd940 | 725 | padding_len = roundup(entry->skb->len, 4) - entry->skb->len; |
d76dfc61 SF |
726 | if (padding_len && skb_pad(entry->skb, padding_len)) { |
727 | ERROR(rt2x00dev, "Failure padding beacon, aborting\n"); | |
728 | /* skb freed by skb_pad() on failure */ | |
729 | entry->skb = NULL; | |
730 | rt2800_register_write(rt2x00dev, BCN_TIME_CFG, orig_reg); | |
731 | return; | |
732 | } | |
733 | ||
f0194b2d | 734 | beacon_base = HW_BEACON_OFFSET(entry->entry_idx); |
739fd940 WK |
735 | rt2800_register_multiwrite(rt2x00dev, beacon_base, entry->skb->data, |
736 | entry->skb->len + padding_len); | |
f0194b2d GW |
737 | |
738 | /* | |
739 | * Enable beaconing again. | |
740 | */ | |
f0194b2d GW |
741 | rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 1); |
742 | rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); | |
743 | ||
744 | /* | |
745 | * Clean up beacon skb. | |
746 | */ | |
747 | dev_kfree_skb_any(entry->skb); | |
748 | entry->skb = NULL; | |
749 | } | |
50e888ea | 750 | EXPORT_SYMBOL_GPL(rt2800_write_beacon); |
f0194b2d | 751 | |
69cf36a4 HS |
752 | static inline void rt2800_clear_beacon_register(struct rt2x00_dev *rt2x00dev, |
753 | unsigned int beacon_base) | |
fdb87251 HS |
754 | { |
755 | int i; | |
756 | ||
757 | /* | |
758 | * For the Beacon base registers we only need to clear | |
759 | * the whole TXWI which (when set to 0) will invalidate | |
760 | * the entire beacon. | |
761 | */ | |
762 | for (i = 0; i < TXWI_DESC_SIZE; i += sizeof(__le32)) | |
763 | rt2800_register_write(rt2x00dev, beacon_base + i, 0); | |
764 | } | |
765 | ||
69cf36a4 HS |
766 | void rt2800_clear_beacon(struct queue_entry *entry) |
767 | { | |
768 | struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; | |
769 | u32 reg; | |
770 | ||
771 | /* | |
772 | * Disable beaconing while we are reloading the beacon data, | |
773 | * otherwise we might be sending out invalid data. | |
774 | */ | |
775 | rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); | |
776 | rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); | |
777 | rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); | |
778 | ||
779 | /* | |
780 | * Clear beacon. | |
781 | */ | |
782 | rt2800_clear_beacon_register(rt2x00dev, | |
783 | HW_BEACON_OFFSET(entry->entry_idx)); | |
784 | ||
785 | /* | |
786 | * Enabled beaconing again. | |
787 | */ | |
788 | rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 1); | |
789 | rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); | |
790 | } | |
791 | EXPORT_SYMBOL_GPL(rt2800_clear_beacon); | |
792 | ||
f4450616 BZ |
793 | #ifdef CONFIG_RT2X00_LIB_DEBUGFS |
794 | const struct rt2x00debug rt2800_rt2x00debug = { | |
795 | .owner = THIS_MODULE, | |
796 | .csr = { | |
797 | .read = rt2800_register_read, | |
798 | .write = rt2800_register_write, | |
799 | .flags = RT2X00DEBUGFS_OFFSET, | |
800 | .word_base = CSR_REG_BASE, | |
801 | .word_size = sizeof(u32), | |
802 | .word_count = CSR_REG_SIZE / sizeof(u32), | |
803 | }, | |
804 | .eeprom = { | |
805 | .read = rt2x00_eeprom_read, | |
806 | .write = rt2x00_eeprom_write, | |
807 | .word_base = EEPROM_BASE, | |
808 | .word_size = sizeof(u16), | |
809 | .word_count = EEPROM_SIZE / sizeof(u16), | |
810 | }, | |
811 | .bbp = { | |
812 | .read = rt2800_bbp_read, | |
813 | .write = rt2800_bbp_write, | |
814 | .word_base = BBP_BASE, | |
815 | .word_size = sizeof(u8), | |
816 | .word_count = BBP_SIZE / sizeof(u8), | |
817 | }, | |
818 | .rf = { | |
819 | .read = rt2x00_rf_read, | |
820 | .write = rt2800_rf_write, | |
821 | .word_base = RF_BASE, | |
822 | .word_size = sizeof(u32), | |
823 | .word_count = RF_SIZE / sizeof(u32), | |
824 | }, | |
825 | }; | |
826 | EXPORT_SYMBOL_GPL(rt2800_rt2x00debug); | |
827 | #endif /* CONFIG_RT2X00_LIB_DEBUGFS */ | |
828 | ||
829 | int rt2800_rfkill_poll(struct rt2x00_dev *rt2x00dev) | |
830 | { | |
831 | u32 reg; | |
832 | ||
833 | rt2800_register_read(rt2x00dev, GPIO_CTRL_CFG, ®); | |
834 | return rt2x00_get_field32(reg, GPIO_CTRL_CFG_BIT2); | |
835 | } | |
836 | EXPORT_SYMBOL_GPL(rt2800_rfkill_poll); | |
837 | ||
838 | #ifdef CONFIG_RT2X00_LIB_LEDS | |
839 | static void rt2800_brightness_set(struct led_classdev *led_cdev, | |
840 | enum led_brightness brightness) | |
841 | { | |
842 | struct rt2x00_led *led = | |
843 | container_of(led_cdev, struct rt2x00_led, led_dev); | |
844 | unsigned int enabled = brightness != LED_OFF; | |
845 | unsigned int bg_mode = | |
846 | (enabled && led->rt2x00dev->curr_band == IEEE80211_BAND_2GHZ); | |
847 | unsigned int polarity = | |
848 | rt2x00_get_field16(led->rt2x00dev->led_mcu_reg, | |
849 | EEPROM_FREQ_LED_POLARITY); | |
850 | unsigned int ledmode = | |
851 | rt2x00_get_field16(led->rt2x00dev->led_mcu_reg, | |
852 | EEPROM_FREQ_LED_MODE); | |
44704e5d | 853 | u32 reg; |
f4450616 | 854 | |
44704e5d LE |
855 | /* Check for SoC (SOC devices don't support MCU requests) */ |
856 | if (rt2x00_is_soc(led->rt2x00dev)) { | |
857 | rt2800_register_read(led->rt2x00dev, LED_CFG, ®); | |
858 | ||
859 | /* Set LED Polarity */ | |
860 | rt2x00_set_field32(®, LED_CFG_LED_POLAR, polarity); | |
861 | ||
862 | /* Set LED Mode */ | |
863 | if (led->type == LED_TYPE_RADIO) { | |
864 | rt2x00_set_field32(®, LED_CFG_G_LED_MODE, | |
865 | enabled ? 3 : 0); | |
866 | } else if (led->type == LED_TYPE_ASSOC) { | |
867 | rt2x00_set_field32(®, LED_CFG_Y_LED_MODE, | |
868 | enabled ? 3 : 0); | |
869 | } else if (led->type == LED_TYPE_QUALITY) { | |
870 | rt2x00_set_field32(®, LED_CFG_R_LED_MODE, | |
871 | enabled ? 3 : 0); | |
872 | } | |
873 | ||
874 | rt2800_register_write(led->rt2x00dev, LED_CFG, reg); | |
875 | ||
876 | } else { | |
877 | if (led->type == LED_TYPE_RADIO) { | |
878 | rt2800_mcu_request(led->rt2x00dev, MCU_LED, 0xff, ledmode, | |
879 | enabled ? 0x20 : 0); | |
880 | } else if (led->type == LED_TYPE_ASSOC) { | |
881 | rt2800_mcu_request(led->rt2x00dev, MCU_LED, 0xff, ledmode, | |
882 | enabled ? (bg_mode ? 0x60 : 0xa0) : 0x20); | |
883 | } else if (led->type == LED_TYPE_QUALITY) { | |
884 | /* | |
885 | * The brightness is divided into 6 levels (0 - 5), | |
886 | * The specs tell us the following levels: | |
887 | * 0, 1 ,3, 7, 15, 31 | |
888 | * to determine the level in a simple way we can simply | |
889 | * work with bitshifting: | |
890 | * (1 << level) - 1 | |
891 | */ | |
892 | rt2800_mcu_request(led->rt2x00dev, MCU_LED_STRENGTH, 0xff, | |
893 | (1 << brightness / (LED_FULL / 6)) - 1, | |
894 | polarity); | |
895 | } | |
f4450616 BZ |
896 | } |
897 | } | |
898 | ||
b3579d6a | 899 | static void rt2800_init_led(struct rt2x00_dev *rt2x00dev, |
f4450616 BZ |
900 | struct rt2x00_led *led, enum led_type type) |
901 | { | |
902 | led->rt2x00dev = rt2x00dev; | |
903 | led->type = type; | |
904 | led->led_dev.brightness_set = rt2800_brightness_set; | |
f4450616 BZ |
905 | led->flags = LED_INITIALIZED; |
906 | } | |
f4450616 BZ |
907 | #endif /* CONFIG_RT2X00_LIB_LEDS */ |
908 | ||
909 | /* | |
910 | * Configuration handlers. | |
911 | */ | |
a2b1328a HS |
912 | static void rt2800_config_wcid(struct rt2x00_dev *rt2x00dev, |
913 | const u8 *address, | |
914 | int wcid) | |
f4450616 BZ |
915 | { |
916 | struct mac_wcid_entry wcid_entry; | |
a2b1328a HS |
917 | u32 offset; |
918 | ||
919 | offset = MAC_WCID_ENTRY(wcid); | |
920 | ||
921 | memset(&wcid_entry, 0xff, sizeof(wcid_entry)); | |
922 | if (address) | |
923 | memcpy(wcid_entry.mac, address, ETH_ALEN); | |
924 | ||
925 | rt2800_register_multiwrite(rt2x00dev, offset, | |
926 | &wcid_entry, sizeof(wcid_entry)); | |
927 | } | |
928 | ||
929 | static void rt2800_delete_wcid_attr(struct rt2x00_dev *rt2x00dev, int wcid) | |
930 | { | |
931 | u32 offset; | |
932 | offset = MAC_WCID_ATTR_ENTRY(wcid); | |
933 | rt2800_register_write(rt2x00dev, offset, 0); | |
934 | } | |
935 | ||
936 | static void rt2800_config_wcid_attr_bssidx(struct rt2x00_dev *rt2x00dev, | |
937 | int wcid, u32 bssidx) | |
938 | { | |
939 | u32 offset = MAC_WCID_ATTR_ENTRY(wcid); | |
940 | u32 reg; | |
941 | ||
942 | /* | |
943 | * The BSS Idx numbers is split in a main value of 3 bits, | |
944 | * and a extended field for adding one additional bit to the value. | |
945 | */ | |
946 | rt2800_register_read(rt2x00dev, offset, ®); | |
947 | rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_BSS_IDX, (bssidx & 0x7)); | |
948 | rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_BSS_IDX_EXT, | |
949 | (bssidx & 0x8) >> 3); | |
950 | rt2800_register_write(rt2x00dev, offset, reg); | |
951 | } | |
952 | ||
953 | static void rt2800_config_wcid_attr_cipher(struct rt2x00_dev *rt2x00dev, | |
954 | struct rt2x00lib_crypto *crypto, | |
955 | struct ieee80211_key_conf *key) | |
956 | { | |
f4450616 BZ |
957 | struct mac_iveiv_entry iveiv_entry; |
958 | u32 offset; | |
959 | u32 reg; | |
960 | ||
961 | offset = MAC_WCID_ATTR_ENTRY(key->hw_key_idx); | |
962 | ||
e4a0ab34 ID |
963 | if (crypto->cmd == SET_KEY) { |
964 | rt2800_register_read(rt2x00dev, offset, ®); | |
965 | rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_KEYTAB, | |
966 | !!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)); | |
967 | /* | |
968 | * Both the cipher as the BSS Idx numbers are split in a main | |
969 | * value of 3 bits, and a extended field for adding one additional | |
970 | * bit to the value. | |
971 | */ | |
972 | rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_CIPHER, | |
973 | (crypto->cipher & 0x7)); | |
974 | rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_CIPHER_EXT, | |
975 | (crypto->cipher & 0x8) >> 3); | |
e4a0ab34 ID |
976 | rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_RX_WIUDF, crypto->cipher); |
977 | rt2800_register_write(rt2x00dev, offset, reg); | |
978 | } else { | |
a2b1328a HS |
979 | /* Delete the cipher without touching the bssidx */ |
980 | rt2800_register_read(rt2x00dev, offset, ®); | |
981 | rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_KEYTAB, 0); | |
982 | rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_CIPHER, 0); | |
983 | rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_CIPHER_EXT, 0); | |
984 | rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_RX_WIUDF, 0); | |
985 | rt2800_register_write(rt2x00dev, offset, reg); | |
e4a0ab34 | 986 | } |
f4450616 BZ |
987 | |
988 | offset = MAC_IVEIV_ENTRY(key->hw_key_idx); | |
989 | ||
990 | memset(&iveiv_entry, 0, sizeof(iveiv_entry)); | |
991 | if ((crypto->cipher == CIPHER_TKIP) || | |
992 | (crypto->cipher == CIPHER_TKIP_NO_MIC) || | |
993 | (crypto->cipher == CIPHER_AES)) | |
994 | iveiv_entry.iv[3] |= 0x20; | |
995 | iveiv_entry.iv[3] |= key->keyidx << 6; | |
996 | rt2800_register_multiwrite(rt2x00dev, offset, | |
997 | &iveiv_entry, sizeof(iveiv_entry)); | |
f4450616 BZ |
998 | } |
999 | ||
1000 | int rt2800_config_shared_key(struct rt2x00_dev *rt2x00dev, | |
1001 | struct rt2x00lib_crypto *crypto, | |
1002 | struct ieee80211_key_conf *key) | |
1003 | { | |
1004 | struct hw_key_entry key_entry; | |
1005 | struct rt2x00_field32 field; | |
1006 | u32 offset; | |
1007 | u32 reg; | |
1008 | ||
1009 | if (crypto->cmd == SET_KEY) { | |
1010 | key->hw_key_idx = (4 * crypto->bssidx) + key->keyidx; | |
1011 | ||
1012 | memcpy(key_entry.key, crypto->key, | |
1013 | sizeof(key_entry.key)); | |
1014 | memcpy(key_entry.tx_mic, crypto->tx_mic, | |
1015 | sizeof(key_entry.tx_mic)); | |
1016 | memcpy(key_entry.rx_mic, crypto->rx_mic, | |
1017 | sizeof(key_entry.rx_mic)); | |
1018 | ||
1019 | offset = SHARED_KEY_ENTRY(key->hw_key_idx); | |
1020 | rt2800_register_multiwrite(rt2x00dev, offset, | |
1021 | &key_entry, sizeof(key_entry)); | |
1022 | } | |
1023 | ||
1024 | /* | |
1025 | * The cipher types are stored over multiple registers | |
1026 | * starting with SHARED_KEY_MODE_BASE each word will have | |
1027 | * 32 bits and contains the cipher types for 2 bssidx each. | |
1028 | * Using the correct defines correctly will cause overhead, | |
1029 | * so just calculate the correct offset. | |
1030 | */ | |
1031 | field.bit_offset = 4 * (key->hw_key_idx % 8); | |
1032 | field.bit_mask = 0x7 << field.bit_offset; | |
1033 | ||
1034 | offset = SHARED_KEY_MODE_ENTRY(key->hw_key_idx / 8); | |
1035 | ||
1036 | rt2800_register_read(rt2x00dev, offset, ®); | |
1037 | rt2x00_set_field32(®, field, | |
1038 | (crypto->cmd == SET_KEY) * crypto->cipher); | |
1039 | rt2800_register_write(rt2x00dev, offset, reg); | |
1040 | ||
1041 | /* | |
1042 | * Update WCID information | |
1043 | */ | |
a2b1328a HS |
1044 | rt2800_config_wcid(rt2x00dev, crypto->address, key->hw_key_idx); |
1045 | rt2800_config_wcid_attr_bssidx(rt2x00dev, key->hw_key_idx, | |
1046 | crypto->bssidx); | |
1047 | rt2800_config_wcid_attr_cipher(rt2x00dev, crypto, key); | |
f4450616 BZ |
1048 | |
1049 | return 0; | |
1050 | } | |
1051 | EXPORT_SYMBOL_GPL(rt2800_config_shared_key); | |
1052 | ||
a2b1328a | 1053 | static inline int rt2800_find_wcid(struct rt2x00_dev *rt2x00dev) |
1ed3811c | 1054 | { |
a2b1328a | 1055 | struct mac_wcid_entry wcid_entry; |
1ed3811c | 1056 | int idx; |
a2b1328a | 1057 | u32 offset; |
1ed3811c HS |
1058 | |
1059 | /* | |
a2b1328a HS |
1060 | * Search for the first free WCID entry and return the corresponding |
1061 | * index. | |
1ed3811c HS |
1062 | * |
1063 | * Make sure the WCID starts _after_ the last possible shared key | |
1064 | * entry (>32). | |
1065 | * | |
1066 | * Since parts of the pairwise key table might be shared with | |
1067 | * the beacon frame buffers 6 & 7 we should only write into the | |
1068 | * first 222 entries. | |
1069 | */ | |
1070 | for (idx = 33; idx <= 222; idx++) { | |
a2b1328a HS |
1071 | offset = MAC_WCID_ENTRY(idx); |
1072 | rt2800_register_multiread(rt2x00dev, offset, &wcid_entry, | |
1073 | sizeof(wcid_entry)); | |
1074 | if (is_broadcast_ether_addr(wcid_entry.mac)) | |
1ed3811c HS |
1075 | return idx; |
1076 | } | |
a2b1328a HS |
1077 | |
1078 | /* | |
1079 | * Use -1 to indicate that we don't have any more space in the WCID | |
1080 | * table. | |
1081 | */ | |
1ed3811c HS |
1082 | return -1; |
1083 | } | |
1084 | ||
f4450616 BZ |
1085 | int rt2800_config_pairwise_key(struct rt2x00_dev *rt2x00dev, |
1086 | struct rt2x00lib_crypto *crypto, | |
1087 | struct ieee80211_key_conf *key) | |
1088 | { | |
1089 | struct hw_key_entry key_entry; | |
1090 | u32 offset; | |
1091 | ||
1092 | if (crypto->cmd == SET_KEY) { | |
a2b1328a HS |
1093 | /* |
1094 | * Allow key configuration only for STAs that are | |
1095 | * known by the hw. | |
1096 | */ | |
1097 | if (crypto->wcid < 0) | |
f4450616 | 1098 | return -ENOSPC; |
a2b1328a | 1099 | key->hw_key_idx = crypto->wcid; |
f4450616 BZ |
1100 | |
1101 | memcpy(key_entry.key, crypto->key, | |
1102 | sizeof(key_entry.key)); | |
1103 | memcpy(key_entry.tx_mic, crypto->tx_mic, | |
1104 | sizeof(key_entry.tx_mic)); | |
1105 | memcpy(key_entry.rx_mic, crypto->rx_mic, | |
1106 | sizeof(key_entry.rx_mic)); | |
1107 | ||
1108 | offset = PAIRWISE_KEY_ENTRY(key->hw_key_idx); | |
1109 | rt2800_register_multiwrite(rt2x00dev, offset, | |
1110 | &key_entry, sizeof(key_entry)); | |
1111 | } | |
1112 | ||
1113 | /* | |
1114 | * Update WCID information | |
1115 | */ | |
a2b1328a | 1116 | rt2800_config_wcid_attr_cipher(rt2x00dev, crypto, key); |
f4450616 BZ |
1117 | |
1118 | return 0; | |
1119 | } | |
1120 | EXPORT_SYMBOL_GPL(rt2800_config_pairwise_key); | |
1121 | ||
a2b1328a HS |
1122 | int rt2800_sta_add(struct rt2x00_dev *rt2x00dev, struct ieee80211_vif *vif, |
1123 | struct ieee80211_sta *sta) | |
1124 | { | |
1125 | int wcid; | |
1126 | struct rt2x00_sta *sta_priv = sta_to_rt2x00_sta(sta); | |
1127 | ||
1128 | /* | |
1129 | * Find next free WCID. | |
1130 | */ | |
1131 | wcid = rt2800_find_wcid(rt2x00dev); | |
1132 | ||
1133 | /* | |
1134 | * Store selected wcid even if it is invalid so that we can | |
1135 | * later decide if the STA is uploaded into the hw. | |
1136 | */ | |
1137 | sta_priv->wcid = wcid; | |
1138 | ||
1139 | /* | |
1140 | * No space left in the device, however, we can still communicate | |
1141 | * with the STA -> No error. | |
1142 | */ | |
1143 | if (wcid < 0) | |
1144 | return 0; | |
1145 | ||
1146 | /* | |
1147 | * Clean up WCID attributes and write STA address to the device. | |
1148 | */ | |
1149 | rt2800_delete_wcid_attr(rt2x00dev, wcid); | |
1150 | rt2800_config_wcid(rt2x00dev, sta->addr, wcid); | |
1151 | rt2800_config_wcid_attr_bssidx(rt2x00dev, wcid, | |
1152 | rt2x00lib_get_bssidx(rt2x00dev, vif)); | |
1153 | return 0; | |
1154 | } | |
1155 | EXPORT_SYMBOL_GPL(rt2800_sta_add); | |
1156 | ||
1157 | int rt2800_sta_remove(struct rt2x00_dev *rt2x00dev, int wcid) | |
1158 | { | |
1159 | /* | |
1160 | * Remove WCID entry, no need to clean the attributes as they will | |
1161 | * get renewed when the WCID is reused. | |
1162 | */ | |
1163 | rt2800_config_wcid(rt2x00dev, NULL, wcid); | |
1164 | ||
1165 | return 0; | |
1166 | } | |
1167 | EXPORT_SYMBOL_GPL(rt2800_sta_remove); | |
1168 | ||
f4450616 BZ |
1169 | void rt2800_config_filter(struct rt2x00_dev *rt2x00dev, |
1170 | const unsigned int filter_flags) | |
1171 | { | |
1172 | u32 reg; | |
1173 | ||
1174 | /* | |
1175 | * Start configuration steps. | |
1176 | * Note that the version error will always be dropped | |
1177 | * and broadcast frames will always be accepted since | |
1178 | * there is no filter for it at this time. | |
1179 | */ | |
1180 | rt2800_register_read(rt2x00dev, RX_FILTER_CFG, ®); | |
1181 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_CRC_ERROR, | |
1182 | !(filter_flags & FIF_FCSFAIL)); | |
1183 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_PHY_ERROR, | |
1184 | !(filter_flags & FIF_PLCPFAIL)); | |
1185 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_NOT_TO_ME, | |
1186 | !(filter_flags & FIF_PROMISC_IN_BSS)); | |
1187 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_NOT_MY_BSSD, 0); | |
1188 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_VER_ERROR, 1); | |
1189 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_MULTICAST, | |
1190 | !(filter_flags & FIF_ALLMULTI)); | |
1191 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_BROADCAST, 0); | |
1192 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_DUPLICATE, 1); | |
1193 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_CF_END_ACK, | |
1194 | !(filter_flags & FIF_CONTROL)); | |
1195 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_CF_END, | |
1196 | !(filter_flags & FIF_CONTROL)); | |
1197 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_ACK, | |
1198 | !(filter_flags & FIF_CONTROL)); | |
1199 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_CTS, | |
1200 | !(filter_flags & FIF_CONTROL)); | |
1201 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_RTS, | |
1202 | !(filter_flags & FIF_CONTROL)); | |
1203 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_PSPOLL, | |
1204 | !(filter_flags & FIF_PSPOLL)); | |
48839938 HS |
1205 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_BA, |
1206 | !(filter_flags & FIF_CONTROL)); | |
1207 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_BAR, | |
1208 | !(filter_flags & FIF_CONTROL)); | |
f4450616 BZ |
1209 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_CNTL, |
1210 | !(filter_flags & FIF_CONTROL)); | |
1211 | rt2800_register_write(rt2x00dev, RX_FILTER_CFG, reg); | |
1212 | } | |
1213 | EXPORT_SYMBOL_GPL(rt2800_config_filter); | |
1214 | ||
1215 | void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf, | |
1216 | struct rt2x00intf_conf *conf, const unsigned int flags) | |
1217 | { | |
f4450616 | 1218 | u32 reg; |
fa8b4b22 | 1219 | bool update_bssid = false; |
f4450616 BZ |
1220 | |
1221 | if (flags & CONFIG_UPDATE_TYPE) { | |
f4450616 BZ |
1222 | /* |
1223 | * Enable synchronisation. | |
1224 | */ | |
1225 | rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); | |
f4450616 | 1226 | rt2x00_set_field32(®, BCN_TIME_CFG_TSF_SYNC, conf->sync); |
f4450616 | 1227 | rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); |
15a533c4 HS |
1228 | |
1229 | if (conf->sync == TSF_SYNC_AP_NONE) { | |
1230 | /* | |
1231 | * Tune beacon queue transmit parameters for AP mode | |
1232 | */ | |
1233 | rt2800_register_read(rt2x00dev, TBTT_SYNC_CFG, ®); | |
1234 | rt2x00_set_field32(®, TBTT_SYNC_CFG_BCN_CWMIN, 0); | |
1235 | rt2x00_set_field32(®, TBTT_SYNC_CFG_BCN_AIFSN, 1); | |
1236 | rt2x00_set_field32(®, TBTT_SYNC_CFG_BCN_EXP_WIN, 32); | |
1237 | rt2x00_set_field32(®, TBTT_SYNC_CFG_TBTT_ADJUST, 0); | |
1238 | rt2800_register_write(rt2x00dev, TBTT_SYNC_CFG, reg); | |
1239 | } else { | |
1240 | rt2800_register_read(rt2x00dev, TBTT_SYNC_CFG, ®); | |
1241 | rt2x00_set_field32(®, TBTT_SYNC_CFG_BCN_CWMIN, 4); | |
1242 | rt2x00_set_field32(®, TBTT_SYNC_CFG_BCN_AIFSN, 2); | |
1243 | rt2x00_set_field32(®, TBTT_SYNC_CFG_BCN_EXP_WIN, 32); | |
1244 | rt2x00_set_field32(®, TBTT_SYNC_CFG_TBTT_ADJUST, 16); | |
1245 | rt2800_register_write(rt2x00dev, TBTT_SYNC_CFG, reg); | |
1246 | } | |
f4450616 BZ |
1247 | } |
1248 | ||
1249 | if (flags & CONFIG_UPDATE_MAC) { | |
fa8b4b22 HS |
1250 | if (flags & CONFIG_UPDATE_TYPE && |
1251 | conf->sync == TSF_SYNC_AP_NONE) { | |
1252 | /* | |
1253 | * The BSSID register has to be set to our own mac | |
1254 | * address in AP mode. | |
1255 | */ | |
1256 | memcpy(conf->bssid, conf->mac, sizeof(conf->mac)); | |
1257 | update_bssid = true; | |
1258 | } | |
1259 | ||
c600c826 ID |
1260 | if (!is_zero_ether_addr((const u8 *)conf->mac)) { |
1261 | reg = le32_to_cpu(conf->mac[1]); | |
1262 | rt2x00_set_field32(®, MAC_ADDR_DW1_UNICAST_TO_ME_MASK, 0xff); | |
1263 | conf->mac[1] = cpu_to_le32(reg); | |
1264 | } | |
f4450616 BZ |
1265 | |
1266 | rt2800_register_multiwrite(rt2x00dev, MAC_ADDR_DW0, | |
1267 | conf->mac, sizeof(conf->mac)); | |
1268 | } | |
1269 | ||
fa8b4b22 | 1270 | if ((flags & CONFIG_UPDATE_BSSID) || update_bssid) { |
c600c826 ID |
1271 | if (!is_zero_ether_addr((const u8 *)conf->bssid)) { |
1272 | reg = le32_to_cpu(conf->bssid[1]); | |
1273 | rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_ID_MASK, 3); | |
1274 | rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_BCN_NUM, 7); | |
1275 | conf->bssid[1] = cpu_to_le32(reg); | |
1276 | } | |
f4450616 BZ |
1277 | |
1278 | rt2800_register_multiwrite(rt2x00dev, MAC_BSSID_DW0, | |
1279 | conf->bssid, sizeof(conf->bssid)); | |
1280 | } | |
1281 | } | |
1282 | EXPORT_SYMBOL_GPL(rt2800_config_intf); | |
1283 | ||
87c1915d HS |
1284 | static void rt2800_config_ht_opmode(struct rt2x00_dev *rt2x00dev, |
1285 | struct rt2x00lib_erp *erp) | |
1286 | { | |
1287 | bool any_sta_nongf = !!(erp->ht_opmode & | |
1288 | IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT); | |
1289 | u8 protection = erp->ht_opmode & IEEE80211_HT_OP_MODE_PROTECTION; | |
1290 | u8 mm20_mode, mm40_mode, gf20_mode, gf40_mode; | |
1291 | u16 mm20_rate, mm40_rate, gf20_rate, gf40_rate; | |
1292 | u32 reg; | |
1293 | ||
1294 | /* default protection rate for HT20: OFDM 24M */ | |
1295 | mm20_rate = gf20_rate = 0x4004; | |
1296 | ||
1297 | /* default protection rate for HT40: duplicate OFDM 24M */ | |
1298 | mm40_rate = gf40_rate = 0x4084; | |
1299 | ||
1300 | switch (protection) { | |
1301 | case IEEE80211_HT_OP_MODE_PROTECTION_NONE: | |
1302 | /* | |
1303 | * All STAs in this BSS are HT20/40 but there might be | |
1304 | * STAs not supporting greenfield mode. | |
1305 | * => Disable protection for HT transmissions. | |
1306 | */ | |
1307 | mm20_mode = mm40_mode = gf20_mode = gf40_mode = 0; | |
1308 | ||
1309 | break; | |
1310 | case IEEE80211_HT_OP_MODE_PROTECTION_20MHZ: | |
1311 | /* | |
1312 | * All STAs in this BSS are HT20 or HT20/40 but there | |
1313 | * might be STAs not supporting greenfield mode. | |
1314 | * => Protect all HT40 transmissions. | |
1315 | */ | |
1316 | mm20_mode = gf20_mode = 0; | |
1317 | mm40_mode = gf40_mode = 2; | |
1318 | ||
1319 | break; | |
1320 | case IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER: | |
1321 | /* | |
1322 | * Nonmember protection: | |
1323 | * According to 802.11n we _should_ protect all | |
1324 | * HT transmissions (but we don't have to). | |
1325 | * | |
1326 | * But if cts_protection is enabled we _shall_ protect | |
1327 | * all HT transmissions using a CCK rate. | |
1328 | * | |
1329 | * And if any station is non GF we _shall_ protect | |
1330 | * GF transmissions. | |
1331 | * | |
1332 | * We decide to protect everything | |
1333 | * -> fall through to mixed mode. | |
1334 | */ | |
1335 | case IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED: | |
1336 | /* | |
1337 | * Legacy STAs are present | |
1338 | * => Protect all HT transmissions. | |
1339 | */ | |
1340 | mm20_mode = mm40_mode = gf20_mode = gf40_mode = 2; | |
1341 | ||
1342 | /* | |
1343 | * If erp protection is needed we have to protect HT | |
1344 | * transmissions with CCK 11M long preamble. | |
1345 | */ | |
1346 | if (erp->cts_protection) { | |
1347 | /* don't duplicate RTS/CTS in CCK mode */ | |
1348 | mm20_rate = mm40_rate = 0x0003; | |
1349 | gf20_rate = gf40_rate = 0x0003; | |
1350 | } | |
1351 | break; | |
6403eab1 | 1352 | } |
87c1915d HS |
1353 | |
1354 | /* check for STAs not supporting greenfield mode */ | |
1355 | if (any_sta_nongf) | |
1356 | gf20_mode = gf40_mode = 2; | |
1357 | ||
1358 | /* Update HT protection config */ | |
1359 | rt2800_register_read(rt2x00dev, MM20_PROT_CFG, ®); | |
1360 | rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_RATE, mm20_rate); | |
1361 | rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_CTRL, mm20_mode); | |
1362 | rt2800_register_write(rt2x00dev, MM20_PROT_CFG, reg); | |
1363 | ||
1364 | rt2800_register_read(rt2x00dev, MM40_PROT_CFG, ®); | |
1365 | rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_RATE, mm40_rate); | |
1366 | rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_CTRL, mm40_mode); | |
1367 | rt2800_register_write(rt2x00dev, MM40_PROT_CFG, reg); | |
1368 | ||
1369 | rt2800_register_read(rt2x00dev, GF20_PROT_CFG, ®); | |
1370 | rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_RATE, gf20_rate); | |
1371 | rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_CTRL, gf20_mode); | |
1372 | rt2800_register_write(rt2x00dev, GF20_PROT_CFG, reg); | |
1373 | ||
1374 | rt2800_register_read(rt2x00dev, GF40_PROT_CFG, ®); | |
1375 | rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_RATE, gf40_rate); | |
1376 | rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_CTRL, gf40_mode); | |
1377 | rt2800_register_write(rt2x00dev, GF40_PROT_CFG, reg); | |
1378 | } | |
1379 | ||
02044643 HS |
1380 | void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp, |
1381 | u32 changed) | |
f4450616 BZ |
1382 | { |
1383 | u32 reg; | |
1384 | ||
02044643 HS |
1385 | if (changed & BSS_CHANGED_ERP_PREAMBLE) { |
1386 | rt2800_register_read(rt2x00dev, AUTO_RSP_CFG, ®); | |
1387 | rt2x00_set_field32(®, AUTO_RSP_CFG_BAC_ACK_POLICY, | |
1388 | !!erp->short_preamble); | |
1389 | rt2x00_set_field32(®, AUTO_RSP_CFG_AR_PREAMBLE, | |
1390 | !!erp->short_preamble); | |
1391 | rt2800_register_write(rt2x00dev, AUTO_RSP_CFG, reg); | |
1392 | } | |
f4450616 | 1393 | |
02044643 HS |
1394 | if (changed & BSS_CHANGED_ERP_CTS_PROT) { |
1395 | rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, ®); | |
1396 | rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_CTRL, | |
1397 | erp->cts_protection ? 2 : 0); | |
1398 | rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg); | |
1399 | } | |
f4450616 | 1400 | |
02044643 HS |
1401 | if (changed & BSS_CHANGED_BASIC_RATES) { |
1402 | rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE, | |
1403 | erp->basic_rates); | |
1404 | rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003); | |
1405 | } | |
f4450616 | 1406 | |
02044643 HS |
1407 | if (changed & BSS_CHANGED_ERP_SLOT) { |
1408 | rt2800_register_read(rt2x00dev, BKOFF_SLOT_CFG, ®); | |
1409 | rt2x00_set_field32(®, BKOFF_SLOT_CFG_SLOT_TIME, | |
1410 | erp->slot_time); | |
1411 | rt2800_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg); | |
f4450616 | 1412 | |
02044643 HS |
1413 | rt2800_register_read(rt2x00dev, XIFS_TIME_CFG, ®); |
1414 | rt2x00_set_field32(®, XIFS_TIME_CFG_EIFS, erp->eifs); | |
1415 | rt2800_register_write(rt2x00dev, XIFS_TIME_CFG, reg); | |
1416 | } | |
f4450616 | 1417 | |
02044643 HS |
1418 | if (changed & BSS_CHANGED_BEACON_INT) { |
1419 | rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); | |
1420 | rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_INTERVAL, | |
1421 | erp->beacon_int * 16); | |
1422 | rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); | |
1423 | } | |
87c1915d HS |
1424 | |
1425 | if (changed & BSS_CHANGED_HT) | |
1426 | rt2800_config_ht_opmode(rt2x00dev, erp); | |
f4450616 BZ |
1427 | } |
1428 | EXPORT_SYMBOL_GPL(rt2800_config_erp); | |
1429 | ||
872834df GW |
1430 | static void rt2800_config_3572bt_ant(struct rt2x00_dev *rt2x00dev) |
1431 | { | |
1432 | u32 reg; | |
1433 | u16 eeprom; | |
1434 | u8 led_ctrl, led_g_mode, led_r_mode; | |
1435 | ||
1436 | rt2800_register_read(rt2x00dev, GPIO_SWITCH, ®); | |
1437 | if (rt2x00dev->curr_band == IEEE80211_BAND_5GHZ) { | |
1438 | rt2x00_set_field32(®, GPIO_SWITCH_0, 1); | |
1439 | rt2x00_set_field32(®, GPIO_SWITCH_1, 1); | |
1440 | } else { | |
1441 | rt2x00_set_field32(®, GPIO_SWITCH_0, 0); | |
1442 | rt2x00_set_field32(®, GPIO_SWITCH_1, 0); | |
1443 | } | |
1444 | rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg); | |
1445 | ||
1446 | rt2800_register_read(rt2x00dev, LED_CFG, ®); | |
1447 | led_g_mode = rt2x00_get_field32(reg, LED_CFG_LED_POLAR) ? 3 : 0; | |
1448 | led_r_mode = rt2x00_get_field32(reg, LED_CFG_LED_POLAR) ? 0 : 3; | |
1449 | if (led_g_mode != rt2x00_get_field32(reg, LED_CFG_G_LED_MODE) || | |
1450 | led_r_mode != rt2x00_get_field32(reg, LED_CFG_R_LED_MODE)) { | |
1451 | rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ, &eeprom); | |
1452 | led_ctrl = rt2x00_get_field16(eeprom, EEPROM_FREQ_LED_MODE); | |
1453 | if (led_ctrl == 0 || led_ctrl > 0x40) { | |
1454 | rt2x00_set_field32(®, LED_CFG_G_LED_MODE, led_g_mode); | |
1455 | rt2x00_set_field32(®, LED_CFG_R_LED_MODE, led_r_mode); | |
1456 | rt2800_register_write(rt2x00dev, LED_CFG, reg); | |
1457 | } else { | |
1458 | rt2800_mcu_request(rt2x00dev, MCU_BAND_SELECT, 0xff, | |
1459 | (led_g_mode << 2) | led_r_mode, 1); | |
1460 | } | |
1461 | } | |
1462 | } | |
1463 | ||
d96aa640 RJH |
1464 | static void rt2800_set_ant_diversity(struct rt2x00_dev *rt2x00dev, |
1465 | enum antenna ant) | |
1466 | { | |
1467 | u32 reg; | |
1468 | u8 eesk_pin = (ant == ANTENNA_A) ? 1 : 0; | |
1469 | u8 gpio_bit3 = (ant == ANTENNA_A) ? 0 : 1; | |
1470 | ||
1471 | if (rt2x00_is_pci(rt2x00dev)) { | |
1472 | rt2800_register_read(rt2x00dev, E2PROM_CSR, ®); | |
1473 | rt2x00_set_field32(®, E2PROM_CSR_DATA_CLOCK, eesk_pin); | |
1474 | rt2800_register_write(rt2x00dev, E2PROM_CSR, reg); | |
1475 | } else if (rt2x00_is_usb(rt2x00dev)) | |
1476 | rt2800_mcu_request(rt2x00dev, MCU_ANT_SELECT, 0xff, | |
1477 | eesk_pin, 0); | |
1478 | ||
1479 | rt2800_register_read(rt2x00dev, GPIO_CTRL_CFG, ®); | |
fe59147c | 1480 | rt2x00_set_field32(®, GPIO_CTRL_CFG_GPIOD_BIT3, 0); |
d96aa640 RJH |
1481 | rt2x00_set_field32(®, GPIO_CTRL_CFG_BIT3, gpio_bit3); |
1482 | rt2800_register_write(rt2x00dev, GPIO_CTRL_CFG, reg); | |
1483 | } | |
1484 | ||
f4450616 BZ |
1485 | void rt2800_config_ant(struct rt2x00_dev *rt2x00dev, struct antenna_setup *ant) |
1486 | { | |
1487 | u8 r1; | |
1488 | u8 r3; | |
d96aa640 | 1489 | u16 eeprom; |
f4450616 BZ |
1490 | |
1491 | rt2800_bbp_read(rt2x00dev, 1, &r1); | |
1492 | rt2800_bbp_read(rt2x00dev, 3, &r3); | |
1493 | ||
872834df GW |
1494 | if (rt2x00_rt(rt2x00dev, RT3572) && |
1495 | test_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags)) | |
1496 | rt2800_config_3572bt_ant(rt2x00dev); | |
1497 | ||
f4450616 BZ |
1498 | /* |
1499 | * Configure the TX antenna. | |
1500 | */ | |
d96aa640 | 1501 | switch (ant->tx_chain_num) { |
f4450616 BZ |
1502 | case 1: |
1503 | rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 0); | |
f4450616 BZ |
1504 | break; |
1505 | case 2: | |
872834df GW |
1506 | if (rt2x00_rt(rt2x00dev, RT3572) && |
1507 | test_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags)) | |
1508 | rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 1); | |
1509 | else | |
1510 | rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 2); | |
f4450616 BZ |
1511 | break; |
1512 | case 3: | |
e22557f2 | 1513 | rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 0); |
f4450616 BZ |
1514 | break; |
1515 | } | |
1516 | ||
1517 | /* | |
1518 | * Configure the RX antenna. | |
1519 | */ | |
d96aa640 | 1520 | switch (ant->rx_chain_num) { |
f4450616 | 1521 | case 1: |
d96aa640 RJH |
1522 | if (rt2x00_rt(rt2x00dev, RT3070) || |
1523 | rt2x00_rt(rt2x00dev, RT3090) || | |
1524 | rt2x00_rt(rt2x00dev, RT3390)) { | |
1525 | rt2x00_eeprom_read(rt2x00dev, | |
1526 | EEPROM_NIC_CONF1, &eeprom); | |
1527 | if (rt2x00_get_field16(eeprom, | |
1528 | EEPROM_NIC_CONF1_ANT_DIVERSITY)) | |
1529 | rt2800_set_ant_diversity(rt2x00dev, | |
1530 | rt2x00dev->default_ant.rx); | |
1531 | } | |
f4450616 BZ |
1532 | rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 0); |
1533 | break; | |
1534 | case 2: | |
872834df GW |
1535 | if (rt2x00_rt(rt2x00dev, RT3572) && |
1536 | test_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags)) { | |
1537 | rt2x00_set_field8(&r3, BBP3_RX_ADC, 1); | |
1538 | rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, | |
1539 | rt2x00dev->curr_band == IEEE80211_BAND_5GHZ); | |
1540 | rt2800_set_ant_diversity(rt2x00dev, ANTENNA_B); | |
1541 | } else { | |
1542 | rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 1); | |
1543 | } | |
f4450616 BZ |
1544 | break; |
1545 | case 3: | |
1546 | rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 2); | |
1547 | break; | |
1548 | } | |
1549 | ||
1550 | rt2800_bbp_write(rt2x00dev, 3, r3); | |
1551 | rt2800_bbp_write(rt2x00dev, 1, r1); | |
1552 | } | |
1553 | EXPORT_SYMBOL_GPL(rt2800_config_ant); | |
1554 | ||
1555 | static void rt2800_config_lna_gain(struct rt2x00_dev *rt2x00dev, | |
1556 | struct rt2x00lib_conf *libconf) | |
1557 | { | |
1558 | u16 eeprom; | |
1559 | short lna_gain; | |
1560 | ||
1561 | if (libconf->rf.channel <= 14) { | |
1562 | rt2x00_eeprom_read(rt2x00dev, EEPROM_LNA, &eeprom); | |
1563 | lna_gain = rt2x00_get_field16(eeprom, EEPROM_LNA_BG); | |
1564 | } else if (libconf->rf.channel <= 64) { | |
1565 | rt2x00_eeprom_read(rt2x00dev, EEPROM_LNA, &eeprom); | |
1566 | lna_gain = rt2x00_get_field16(eeprom, EEPROM_LNA_A0); | |
1567 | } else if (libconf->rf.channel <= 128) { | |
1568 | rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2, &eeprom); | |
1569 | lna_gain = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG2_LNA_A1); | |
1570 | } else { | |
1571 | rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_A2, &eeprom); | |
1572 | lna_gain = rt2x00_get_field16(eeprom, EEPROM_RSSI_A2_LNA_A2); | |
1573 | } | |
1574 | ||
1575 | rt2x00dev->lna_gain = lna_gain; | |
1576 | } | |
1577 | ||
06855ef4 GW |
1578 | static void rt2800_config_channel_rf2xxx(struct rt2x00_dev *rt2x00dev, |
1579 | struct ieee80211_conf *conf, | |
1580 | struct rf_channel *rf, | |
1581 | struct channel_info *info) | |
f4450616 BZ |
1582 | { |
1583 | rt2x00_set_field32(&rf->rf4, RF4_FREQ_OFFSET, rt2x00dev->freq_offset); | |
1584 | ||
d96aa640 | 1585 | if (rt2x00dev->default_ant.tx_chain_num == 1) |
f4450616 BZ |
1586 | rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_TX1, 1); |
1587 | ||
d96aa640 | 1588 | if (rt2x00dev->default_ant.rx_chain_num == 1) { |
f4450616 BZ |
1589 | rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX1, 1); |
1590 | rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX2, 1); | |
d96aa640 | 1591 | } else if (rt2x00dev->default_ant.rx_chain_num == 2) |
f4450616 BZ |
1592 | rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX2, 1); |
1593 | ||
1594 | if (rf->channel > 14) { | |
1595 | /* | |
1596 | * When TX power is below 0, we should increase it by 7 to | |
25985edc | 1597 | * make it a positive value (Minimum value is -7). |
f4450616 BZ |
1598 | * However this means that values between 0 and 7 have |
1599 | * double meaning, and we should set a 7DBm boost flag. | |
1600 | */ | |
1601 | rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_A_7DBM_BOOST, | |
8d1331b3 | 1602 | (info->default_power1 >= 0)); |
f4450616 | 1603 | |
8d1331b3 ID |
1604 | if (info->default_power1 < 0) |
1605 | info->default_power1 += 7; | |
f4450616 | 1606 | |
8d1331b3 | 1607 | rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_A, info->default_power1); |
f4450616 BZ |
1608 | |
1609 | rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_A_7DBM_BOOST, | |
8d1331b3 | 1610 | (info->default_power2 >= 0)); |
f4450616 | 1611 | |
8d1331b3 ID |
1612 | if (info->default_power2 < 0) |
1613 | info->default_power2 += 7; | |
f4450616 | 1614 | |
8d1331b3 | 1615 | rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_A, info->default_power2); |
f4450616 | 1616 | } else { |
8d1331b3 ID |
1617 | rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_G, info->default_power1); |
1618 | rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_G, info->default_power2); | |
f4450616 BZ |
1619 | } |
1620 | ||
1621 | rt2x00_set_field32(&rf->rf4, RF4_HT40, conf_is_ht40(conf)); | |
1622 | ||
1623 | rt2800_rf_write(rt2x00dev, 1, rf->rf1); | |
1624 | rt2800_rf_write(rt2x00dev, 2, rf->rf2); | |
1625 | rt2800_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004); | |
1626 | rt2800_rf_write(rt2x00dev, 4, rf->rf4); | |
1627 | ||
1628 | udelay(200); | |
1629 | ||
1630 | rt2800_rf_write(rt2x00dev, 1, rf->rf1); | |
1631 | rt2800_rf_write(rt2x00dev, 2, rf->rf2); | |
1632 | rt2800_rf_write(rt2x00dev, 3, rf->rf3 | 0x00000004); | |
1633 | rt2800_rf_write(rt2x00dev, 4, rf->rf4); | |
1634 | ||
1635 | udelay(200); | |
1636 | ||
1637 | rt2800_rf_write(rt2x00dev, 1, rf->rf1); | |
1638 | rt2800_rf_write(rt2x00dev, 2, rf->rf2); | |
1639 | rt2800_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004); | |
1640 | rt2800_rf_write(rt2x00dev, 4, rf->rf4); | |
1641 | } | |
1642 | ||
06855ef4 GW |
1643 | static void rt2800_config_channel_rf3xxx(struct rt2x00_dev *rt2x00dev, |
1644 | struct ieee80211_conf *conf, | |
1645 | struct rf_channel *rf, | |
1646 | struct channel_info *info) | |
f4450616 | 1647 | { |
3a1c0128 | 1648 | struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; |
f1f12f98 | 1649 | u8 rfcsr, calib_tx, calib_rx; |
f4450616 BZ |
1650 | |
1651 | rt2800_rfcsr_write(rt2x00dev, 2, rf->rf1); | |
7f4666ab SG |
1652 | |
1653 | rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr); | |
1654 | rt2x00_set_field8(&rfcsr, RFCSR3_K, rf->rf3); | |
1655 | rt2800_rfcsr_write(rt2x00dev, 3, rfcsr); | |
f4450616 BZ |
1656 | |
1657 | rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr); | |
fab799c3 | 1658 | rt2x00_set_field8(&rfcsr, RFCSR6_R1, rf->rf2); |
f4450616 BZ |
1659 | rt2800_rfcsr_write(rt2x00dev, 6, rfcsr); |
1660 | ||
1661 | rt2800_rfcsr_read(rt2x00dev, 12, &rfcsr); | |
8d1331b3 | 1662 | rt2x00_set_field8(&rfcsr, RFCSR12_TX_POWER, info->default_power1); |
f4450616 BZ |
1663 | rt2800_rfcsr_write(rt2x00dev, 12, rfcsr); |
1664 | ||
5a673964 | 1665 | rt2800_rfcsr_read(rt2x00dev, 13, &rfcsr); |
8d1331b3 | 1666 | rt2x00_set_field8(&rfcsr, RFCSR13_TX_POWER, info->default_power2); |
5a673964 | 1667 | rt2800_rfcsr_write(rt2x00dev, 13, rfcsr); |
e3bab197 SG |
1668 | |
1669 | rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr); | |
1670 | rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0); | |
1671 | rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0); | |
1672 | if (rt2x00_rt(rt2x00dev, RT3390)) { | |
1673 | rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, | |
1674 | rt2x00dev->default_ant.rx_chain_num == 1); | |
1675 | rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, | |
1676 | rt2x00dev->default_ant.tx_chain_num == 1); | |
1677 | } else { | |
1678 | rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 0); | |
1679 | rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 0); | |
1680 | rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0); | |
1681 | rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0); | |
1682 | ||
1683 | switch (rt2x00dev->default_ant.tx_chain_num) { | |
1684 | case 1: | |
1685 | rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1); | |
1686 | /* fall through */ | |
1687 | case 2: | |
1688 | rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 1); | |
1689 | break; | |
1690 | } | |
1691 | ||
1692 | switch (rt2x00dev->default_ant.rx_chain_num) { | |
1693 | case 1: | |
1694 | rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1); | |
1695 | /* fall through */ | |
1696 | case 2: | |
1697 | rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 1); | |
1698 | break; | |
1699 | } | |
1700 | } | |
1701 | rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); | |
5a673964 | 1702 | |
3e0c7643 SG |
1703 | rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr); |
1704 | rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 1); | |
1705 | rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); | |
1706 | msleep(1); | |
1707 | rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 0); | |
1708 | rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); | |
1709 | ||
f4450616 BZ |
1710 | rt2800_rfcsr_read(rt2x00dev, 23, &rfcsr); |
1711 | rt2x00_set_field8(&rfcsr, RFCSR23_FREQ_OFFSET, rt2x00dev->freq_offset); | |
1712 | rt2800_rfcsr_write(rt2x00dev, 23, rfcsr); | |
1713 | ||
f1f12f98 SG |
1714 | if (rt2x00_rt(rt2x00dev, RT3390)) { |
1715 | calib_tx = conf_is_ht40(conf) ? 0x68 : 0x4f; | |
1716 | calib_rx = conf_is_ht40(conf) ? 0x6f : 0x4f; | |
1717 | } else { | |
3a1c0128 GW |
1718 | if (conf_is_ht40(conf)) { |
1719 | calib_tx = drv_data->calibration_bw40; | |
1720 | calib_rx = drv_data->calibration_bw40; | |
1721 | } else { | |
1722 | calib_tx = drv_data->calibration_bw20; | |
1723 | calib_rx = drv_data->calibration_bw20; | |
1724 | } | |
f1f12f98 SG |
1725 | } |
1726 | ||
1727 | rt2800_rfcsr_read(rt2x00dev, 24, &rfcsr); | |
1728 | rt2x00_set_field8(&rfcsr, RFCSR24_TX_CALIB, calib_tx); | |
1729 | rt2800_rfcsr_write(rt2x00dev, 24, rfcsr); | |
1730 | ||
1731 | rt2800_rfcsr_read(rt2x00dev, 31, &rfcsr); | |
1732 | rt2x00_set_field8(&rfcsr, RFCSR31_RX_CALIB, calib_rx); | |
1733 | rt2800_rfcsr_write(rt2x00dev, 31, rfcsr); | |
f4450616 | 1734 | |
71976907 | 1735 | rt2800_rfcsr_read(rt2x00dev, 7, &rfcsr); |
f4450616 | 1736 | rt2x00_set_field8(&rfcsr, RFCSR7_RF_TUNING, 1); |
71976907 | 1737 | rt2800_rfcsr_write(rt2x00dev, 7, rfcsr); |
3e0c7643 SG |
1738 | |
1739 | rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr); | |
1740 | rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 1); | |
1741 | rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); | |
1742 | msleep(1); | |
1743 | rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 0); | |
1744 | rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); | |
f4450616 BZ |
1745 | } |
1746 | ||
872834df GW |
1747 | static void rt2800_config_channel_rf3052(struct rt2x00_dev *rt2x00dev, |
1748 | struct ieee80211_conf *conf, | |
1749 | struct rf_channel *rf, | |
1750 | struct channel_info *info) | |
1751 | { | |
3a1c0128 | 1752 | struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; |
872834df GW |
1753 | u8 rfcsr; |
1754 | u32 reg; | |
1755 | ||
1756 | if (rf->channel <= 14) { | |
5d137dff GW |
1757 | rt2800_bbp_write(rt2x00dev, 25, drv_data->bbp25); |
1758 | rt2800_bbp_write(rt2x00dev, 26, drv_data->bbp26); | |
872834df GW |
1759 | } else { |
1760 | rt2800_bbp_write(rt2x00dev, 25, 0x09); | |
1761 | rt2800_bbp_write(rt2x00dev, 26, 0xff); | |
1762 | } | |
1763 | ||
1764 | rt2800_rfcsr_write(rt2x00dev, 2, rf->rf1); | |
1765 | rt2800_rfcsr_write(rt2x00dev, 3, rf->rf3); | |
1766 | ||
1767 | rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr); | |
1768 | rt2x00_set_field8(&rfcsr, RFCSR6_R1, rf->rf2); | |
1769 | if (rf->channel <= 14) | |
1770 | rt2x00_set_field8(&rfcsr, RFCSR6_TXDIV, 2); | |
1771 | else | |
1772 | rt2x00_set_field8(&rfcsr, RFCSR6_TXDIV, 1); | |
1773 | rt2800_rfcsr_write(rt2x00dev, 6, rfcsr); | |
1774 | ||
1775 | rt2800_rfcsr_read(rt2x00dev, 5, &rfcsr); | |
1776 | if (rf->channel <= 14) | |
1777 | rt2x00_set_field8(&rfcsr, RFCSR5_R1, 1); | |
1778 | else | |
1779 | rt2x00_set_field8(&rfcsr, RFCSR5_R1, 2); | |
1780 | rt2800_rfcsr_write(rt2x00dev, 5, rfcsr); | |
1781 | ||
1782 | rt2800_rfcsr_read(rt2x00dev, 12, &rfcsr); | |
1783 | if (rf->channel <= 14) { | |
1784 | rt2x00_set_field8(&rfcsr, RFCSR12_DR0, 3); | |
1785 | rt2x00_set_field8(&rfcsr, RFCSR12_TX_POWER, | |
569ffa56 | 1786 | info->default_power1); |
872834df GW |
1787 | } else { |
1788 | rt2x00_set_field8(&rfcsr, RFCSR12_DR0, 7); | |
1789 | rt2x00_set_field8(&rfcsr, RFCSR12_TX_POWER, | |
1790 | (info->default_power1 & 0x3) | | |
1791 | ((info->default_power1 & 0xC) << 1)); | |
1792 | } | |
1793 | rt2800_rfcsr_write(rt2x00dev, 12, rfcsr); | |
1794 | ||
1795 | rt2800_rfcsr_read(rt2x00dev, 13, &rfcsr); | |
1796 | if (rf->channel <= 14) { | |
1797 | rt2x00_set_field8(&rfcsr, RFCSR13_DR0, 3); | |
1798 | rt2x00_set_field8(&rfcsr, RFCSR13_TX_POWER, | |
569ffa56 | 1799 | info->default_power2); |
872834df GW |
1800 | } else { |
1801 | rt2x00_set_field8(&rfcsr, RFCSR13_DR0, 7); | |
1802 | rt2x00_set_field8(&rfcsr, RFCSR13_TX_POWER, | |
1803 | (info->default_power2 & 0x3) | | |
1804 | ((info->default_power2 & 0xC) << 1)); | |
1805 | } | |
1806 | rt2800_rfcsr_write(rt2x00dev, 13, rfcsr); | |
1807 | ||
1808 | rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr); | |
872834df GW |
1809 | rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0); |
1810 | rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0); | |
1811 | rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 0); | |
1812 | rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 0); | |
0cd461ef GW |
1813 | rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0); |
1814 | rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0); | |
872834df GW |
1815 | if (test_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags)) { |
1816 | if (rf->channel <= 14) { | |
1817 | rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1); | |
1818 | rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1); | |
1819 | } | |
1820 | rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 1); | |
1821 | rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 1); | |
1822 | } else { | |
1823 | switch (rt2x00dev->default_ant.tx_chain_num) { | |
1824 | case 1: | |
1825 | rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1); | |
1826 | case 2: | |
1827 | rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 1); | |
1828 | break; | |
1829 | } | |
1830 | ||
1831 | switch (rt2x00dev->default_ant.rx_chain_num) { | |
1832 | case 1: | |
1833 | rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1); | |
1834 | case 2: | |
1835 | rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 1); | |
1836 | break; | |
1837 | } | |
1838 | } | |
1839 | rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); | |
1840 | ||
1841 | rt2800_rfcsr_read(rt2x00dev, 23, &rfcsr); | |
1842 | rt2x00_set_field8(&rfcsr, RFCSR23_FREQ_OFFSET, rt2x00dev->freq_offset); | |
1843 | rt2800_rfcsr_write(rt2x00dev, 23, rfcsr); | |
1844 | ||
3a1c0128 GW |
1845 | if (conf_is_ht40(conf)) { |
1846 | rt2800_rfcsr_write(rt2x00dev, 24, drv_data->calibration_bw40); | |
1847 | rt2800_rfcsr_write(rt2x00dev, 31, drv_data->calibration_bw40); | |
1848 | } else { | |
1849 | rt2800_rfcsr_write(rt2x00dev, 24, drv_data->calibration_bw20); | |
1850 | rt2800_rfcsr_write(rt2x00dev, 31, drv_data->calibration_bw20); | |
1851 | } | |
872834df GW |
1852 | |
1853 | if (rf->channel <= 14) { | |
1854 | rt2800_rfcsr_write(rt2x00dev, 7, 0xd8); | |
1855 | rt2800_rfcsr_write(rt2x00dev, 9, 0xc3); | |
1856 | rt2800_rfcsr_write(rt2x00dev, 10, 0xf1); | |
1857 | rt2800_rfcsr_write(rt2x00dev, 11, 0xb9); | |
1858 | rt2800_rfcsr_write(rt2x00dev, 15, 0x53); | |
1859 | rt2800_rfcsr_write(rt2x00dev, 16, 0x4c); | |
1860 | rt2800_rfcsr_write(rt2x00dev, 17, 0x23); | |
1861 | rt2800_rfcsr_write(rt2x00dev, 19, 0x93); | |
1862 | rt2800_rfcsr_write(rt2x00dev, 20, 0xb3); | |
1863 | rt2800_rfcsr_write(rt2x00dev, 25, 0x15); | |
1864 | rt2800_rfcsr_write(rt2x00dev, 26, 0x85); | |
1865 | rt2800_rfcsr_write(rt2x00dev, 27, 0x00); | |
1866 | rt2800_rfcsr_write(rt2x00dev, 29, 0x9b); | |
1867 | } else { | |
58b8ae14 GW |
1868 | rt2800_rfcsr_read(rt2x00dev, 7, &rfcsr); |
1869 | rt2x00_set_field8(&rfcsr, RFCSR7_BIT2, 1); | |
1870 | rt2x00_set_field8(&rfcsr, RFCSR7_BIT3, 0); | |
1871 | rt2x00_set_field8(&rfcsr, RFCSR7_BIT4, 1); | |
1872 | rt2x00_set_field8(&rfcsr, RFCSR7_BITS67, 0); | |
1873 | rt2800_rfcsr_write(rt2x00dev, 7, rfcsr); | |
872834df GW |
1874 | rt2800_rfcsr_write(rt2x00dev, 9, 0xc0); |
1875 | rt2800_rfcsr_write(rt2x00dev, 10, 0xf1); | |
1876 | rt2800_rfcsr_write(rt2x00dev, 11, 0x00); | |
1877 | rt2800_rfcsr_write(rt2x00dev, 15, 0x43); | |
1878 | rt2800_rfcsr_write(rt2x00dev, 16, 0x7a); | |
1879 | rt2800_rfcsr_write(rt2x00dev, 17, 0x23); | |
1880 | if (rf->channel <= 64) { | |
1881 | rt2800_rfcsr_write(rt2x00dev, 19, 0xb7); | |
1882 | rt2800_rfcsr_write(rt2x00dev, 20, 0xf6); | |
1883 | rt2800_rfcsr_write(rt2x00dev, 25, 0x3d); | |
1884 | } else if (rf->channel <= 128) { | |
1885 | rt2800_rfcsr_write(rt2x00dev, 19, 0x74); | |
1886 | rt2800_rfcsr_write(rt2x00dev, 20, 0xf4); | |
1887 | rt2800_rfcsr_write(rt2x00dev, 25, 0x01); | |
1888 | } else { | |
1889 | rt2800_rfcsr_write(rt2x00dev, 19, 0x72); | |
1890 | rt2800_rfcsr_write(rt2x00dev, 20, 0xf3); | |
1891 | rt2800_rfcsr_write(rt2x00dev, 25, 0x01); | |
1892 | } | |
1893 | rt2800_rfcsr_write(rt2x00dev, 26, 0x87); | |
1894 | rt2800_rfcsr_write(rt2x00dev, 27, 0x01); | |
1895 | rt2800_rfcsr_write(rt2x00dev, 29, 0x9f); | |
1896 | } | |
1897 | ||
1898 | rt2800_register_read(rt2x00dev, GPIO_CTRL_CFG, ®); | |
1899 | rt2x00_set_field32(®, GPIO_CTRL_CFG_GPIOD_BIT7, 0); | |
1900 | if (rf->channel <= 14) | |
1901 | rt2x00_set_field32(®, GPIO_CTRL_CFG_BIT7, 1); | |
1902 | else | |
1903 | rt2x00_set_field32(®, GPIO_CTRL_CFG_BIT7, 0); | |
1904 | rt2800_register_write(rt2x00dev, GPIO_CTRL_CFG, reg); | |
1905 | ||
1906 | rt2800_rfcsr_read(rt2x00dev, 7, &rfcsr); | |
1907 | rt2x00_set_field8(&rfcsr, RFCSR7_RF_TUNING, 1); | |
1908 | rt2800_rfcsr_write(rt2x00dev, 7, rfcsr); | |
1909 | } | |
60687ba7 RST |
1910 | |
1911 | #define RT5390_POWER_BOUND 0x27 | |
1912 | #define RT5390_FREQ_OFFSET_BOUND 0x5f | |
1913 | ||
1914 | static void rt2800_config_channel_rf53xx(struct rt2x00_dev *rt2x00dev, | |
adde5882 GJ |
1915 | struct ieee80211_conf *conf, |
1916 | struct rf_channel *rf, | |
1917 | struct channel_info *info) | |
1918 | { | |
1919 | u8 rfcsr; | |
adde5882 GJ |
1920 | |
1921 | rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1); | |
1922 | rt2800_rfcsr_write(rt2x00dev, 9, rf->rf3); | |
1923 | rt2800_rfcsr_read(rt2x00dev, 11, &rfcsr); | |
1924 | rt2x00_set_field8(&rfcsr, RFCSR11_R, rf->rf2); | |
1925 | rt2800_rfcsr_write(rt2x00dev, 11, rfcsr); | |
1926 | ||
1927 | rt2800_rfcsr_read(rt2x00dev, 49, &rfcsr); | |
1928 | if (info->default_power1 > RT5390_POWER_BOUND) | |
1929 | rt2x00_set_field8(&rfcsr, RFCSR49_TX, RT5390_POWER_BOUND); | |
1930 | else | |
1931 | rt2x00_set_field8(&rfcsr, RFCSR49_TX, info->default_power1); | |
1932 | rt2800_rfcsr_write(rt2x00dev, 49, rfcsr); | |
1933 | ||
1934 | rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr); | |
1935 | rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1); | |
1936 | rt2x00_set_field8(&rfcsr, RFCSR1_PLL_PD, 1); | |
1937 | rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1); | |
1938 | rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1); | |
1939 | rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); | |
1940 | ||
1941 | rt2800_rfcsr_read(rt2x00dev, 17, &rfcsr); | |
1942 | if (rt2x00dev->freq_offset > RT5390_FREQ_OFFSET_BOUND) | |
1943 | rt2x00_set_field8(&rfcsr, RFCSR17_CODE, | |
1944 | RT5390_FREQ_OFFSET_BOUND); | |
1945 | else | |
1946 | rt2x00_set_field8(&rfcsr, RFCSR17_CODE, rt2x00dev->freq_offset); | |
1947 | rt2800_rfcsr_write(rt2x00dev, 17, rfcsr); | |
1948 | ||
adde5882 GJ |
1949 | if (rf->channel <= 14) { |
1950 | int idx = rf->channel-1; | |
1951 | ||
fdbc7b0a | 1952 | if (test_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags)) { |
adde5882 GJ |
1953 | if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) { |
1954 | /* r55/r59 value array of channel 1~14 */ | |
1955 | static const char r55_bt_rev[] = {0x83, 0x83, | |
1956 | 0x83, 0x73, 0x73, 0x63, 0x53, 0x53, | |
1957 | 0x53, 0x43, 0x43, 0x43, 0x43, 0x43}; | |
1958 | static const char r59_bt_rev[] = {0x0e, 0x0e, | |
1959 | 0x0e, 0x0e, 0x0e, 0x0b, 0x0a, 0x09, | |
1960 | 0x07, 0x07, 0x07, 0x07, 0x07, 0x07}; | |
1961 | ||
1962 | rt2800_rfcsr_write(rt2x00dev, 55, | |
1963 | r55_bt_rev[idx]); | |
1964 | rt2800_rfcsr_write(rt2x00dev, 59, | |
1965 | r59_bt_rev[idx]); | |
1966 | } else { | |
1967 | static const char r59_bt[] = {0x8b, 0x8b, 0x8b, | |
1968 | 0x8b, 0x8b, 0x8b, 0x8b, 0x8a, 0x89, | |
1969 | 0x88, 0x88, 0x86, 0x85, 0x84}; | |
1970 | ||
1971 | rt2800_rfcsr_write(rt2x00dev, 59, r59_bt[idx]); | |
1972 | } | |
1973 | } else { | |
1974 | if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) { | |
1975 | static const char r55_nonbt_rev[] = {0x23, 0x23, | |
1976 | 0x23, 0x23, 0x13, 0x13, 0x03, 0x03, | |
1977 | 0x03, 0x03, 0x03, 0x03, 0x03, 0x03}; | |
1978 | static const char r59_nonbt_rev[] = {0x07, 0x07, | |
1979 | 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, | |
1980 | 0x07, 0x07, 0x06, 0x05, 0x04, 0x04}; | |
1981 | ||
1982 | rt2800_rfcsr_write(rt2x00dev, 55, | |
1983 | r55_nonbt_rev[idx]); | |
1984 | rt2800_rfcsr_write(rt2x00dev, 59, | |
1985 | r59_nonbt_rev[idx]); | |
1986 | } else if (rt2x00_rt(rt2x00dev, RT5390)) { | |
1987 | static const char r59_non_bt[] = {0x8f, 0x8f, | |
1988 | 0x8f, 0x8f, 0x8f, 0x8f, 0x8f, 0x8d, | |
1989 | 0x8a, 0x88, 0x88, 0x87, 0x87, 0x86}; | |
1990 | ||
1991 | rt2800_rfcsr_write(rt2x00dev, 59, | |
1992 | r59_non_bt[idx]); | |
1993 | } | |
1994 | } | |
1995 | } | |
1996 | ||
1997 | rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr); | |
1998 | rt2x00_set_field8(&rfcsr, RFCSR30_TX_H20M, 0); | |
1999 | rt2x00_set_field8(&rfcsr, RFCSR30_RX_H20M, 0); | |
2000 | rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); | |
2001 | ||
2002 | rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr); | |
2003 | rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 1); | |
2004 | rt2800_rfcsr_write(rt2x00dev, 3, rfcsr); | |
60687ba7 RST |
2005 | } |
2006 | ||
f4450616 BZ |
2007 | static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, |
2008 | struct ieee80211_conf *conf, | |
2009 | struct rf_channel *rf, | |
2010 | struct channel_info *info) | |
2011 | { | |
2012 | u32 reg; | |
2013 | unsigned int tx_pin; | |
2014 | u8 bbp; | |
2015 | ||
46323e11 | 2016 | if (rf->channel <= 14) { |
8d1331b3 ID |
2017 | info->default_power1 = TXPOWER_G_TO_DEV(info->default_power1); |
2018 | info->default_power2 = TXPOWER_G_TO_DEV(info->default_power2); | |
46323e11 | 2019 | } else { |
8d1331b3 ID |
2020 | info->default_power1 = TXPOWER_A_TO_DEV(info->default_power1); |
2021 | info->default_power2 = TXPOWER_A_TO_DEV(info->default_power2); | |
46323e11 ID |
2022 | } |
2023 | ||
5aa57015 GW |
2024 | switch (rt2x00dev->chip.rf) { |
2025 | case RF2020: | |
2026 | case RF3020: | |
2027 | case RF3021: | |
2028 | case RF3022: | |
2029 | case RF3320: | |
06855ef4 | 2030 | rt2800_config_channel_rf3xxx(rt2x00dev, conf, rf, info); |
5aa57015 GW |
2031 | break; |
2032 | case RF3052: | |
872834df | 2033 | rt2800_config_channel_rf3052(rt2x00dev, conf, rf, info); |
5aa57015 GW |
2034 | break; |
2035 | case RF5370: | |
2036 | case RF5390: | |
adde5882 | 2037 | rt2800_config_channel_rf53xx(rt2x00dev, conf, rf, info); |
5aa57015 GW |
2038 | break; |
2039 | default: | |
06855ef4 | 2040 | rt2800_config_channel_rf2xxx(rt2x00dev, conf, rf, info); |
5aa57015 | 2041 | } |
f4450616 BZ |
2042 | |
2043 | /* | |
2044 | * Change BBP settings | |
2045 | */ | |
2046 | rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain); | |
2047 | rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain); | |
2048 | rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain); | |
2049 | rt2800_bbp_write(rt2x00dev, 86, 0); | |
2050 | ||
2051 | if (rf->channel <= 14) { | |
adde5882 | 2052 | if (!rt2x00_rt(rt2x00dev, RT5390)) { |
7dab73b3 ID |
2053 | if (test_bit(CAPABILITY_EXTERNAL_LNA_BG, |
2054 | &rt2x00dev->cap_flags)) { | |
adde5882 GJ |
2055 | rt2800_bbp_write(rt2x00dev, 82, 0x62); |
2056 | rt2800_bbp_write(rt2x00dev, 75, 0x46); | |
2057 | } else { | |
2058 | rt2800_bbp_write(rt2x00dev, 82, 0x84); | |
2059 | rt2800_bbp_write(rt2x00dev, 75, 0x50); | |
2060 | } | |
f4450616 BZ |
2061 | } |
2062 | } else { | |
872834df GW |
2063 | if (rt2x00_rt(rt2x00dev, RT3572)) |
2064 | rt2800_bbp_write(rt2x00dev, 82, 0x94); | |
2065 | else | |
2066 | rt2800_bbp_write(rt2x00dev, 82, 0xf2); | |
f4450616 | 2067 | |
7dab73b3 | 2068 | if (test_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags)) |
f4450616 BZ |
2069 | rt2800_bbp_write(rt2x00dev, 75, 0x46); |
2070 | else | |
2071 | rt2800_bbp_write(rt2x00dev, 75, 0x50); | |
2072 | } | |
2073 | ||
2074 | rt2800_register_read(rt2x00dev, TX_BAND_CFG, ®); | |
a21ee724 | 2075 | rt2x00_set_field32(®, TX_BAND_CFG_HT40_MINUS, conf_is_ht40_minus(conf)); |
f4450616 BZ |
2076 | rt2x00_set_field32(®, TX_BAND_CFG_A, rf->channel > 14); |
2077 | rt2x00_set_field32(®, TX_BAND_CFG_BG, rf->channel <= 14); | |
2078 | rt2800_register_write(rt2x00dev, TX_BAND_CFG, reg); | |
2079 | ||
872834df GW |
2080 | if (rt2x00_rt(rt2x00dev, RT3572)) |
2081 | rt2800_rfcsr_write(rt2x00dev, 8, 0); | |
2082 | ||
f4450616 BZ |
2083 | tx_pin = 0; |
2084 | ||
2085 | /* Turn on unused PA or LNA when not using 1T or 1R */ | |
d96aa640 | 2086 | if (rt2x00dev->default_ant.tx_chain_num == 2) { |
65f31b5e GW |
2087 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A1_EN, |
2088 | rf->channel > 14); | |
2089 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G1_EN, | |
2090 | rf->channel <= 14); | |
f4450616 BZ |
2091 | } |
2092 | ||
2093 | /* Turn on unused PA or LNA when not using 1T or 1R */ | |
d96aa640 | 2094 | if (rt2x00dev->default_ant.rx_chain_num == 2) { |
f4450616 BZ |
2095 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A1_EN, 1); |
2096 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G1_EN, 1); | |
2097 | } | |
2098 | ||
2099 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A0_EN, 1); | |
2100 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G0_EN, 1); | |
2101 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_RFTR_EN, 1); | |
2102 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_TRSW_EN, 1); | |
8f96e91f GW |
2103 | if (test_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags)) |
2104 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G0_EN, 1); | |
2105 | else | |
2106 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G0_EN, | |
2107 | rf->channel <= 14); | |
f4450616 BZ |
2108 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A0_EN, rf->channel > 14); |
2109 | ||
2110 | rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin); | |
2111 | ||
872834df GW |
2112 | if (rt2x00_rt(rt2x00dev, RT3572)) |
2113 | rt2800_rfcsr_write(rt2x00dev, 8, 0x80); | |
2114 | ||
f4450616 BZ |
2115 | rt2800_bbp_read(rt2x00dev, 4, &bbp); |
2116 | rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 2 * conf_is_ht40(conf)); | |
2117 | rt2800_bbp_write(rt2x00dev, 4, bbp); | |
2118 | ||
2119 | rt2800_bbp_read(rt2x00dev, 3, &bbp); | |
a21ee724 | 2120 | rt2x00_set_field8(&bbp, BBP3_HT40_MINUS, conf_is_ht40_minus(conf)); |
f4450616 BZ |
2121 | rt2800_bbp_write(rt2x00dev, 3, bbp); |
2122 | ||
8d0c9b65 | 2123 | if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C)) { |
f4450616 BZ |
2124 | if (conf_is_ht40(conf)) { |
2125 | rt2800_bbp_write(rt2x00dev, 69, 0x1a); | |
2126 | rt2800_bbp_write(rt2x00dev, 70, 0x0a); | |
2127 | rt2800_bbp_write(rt2x00dev, 73, 0x16); | |
2128 | } else { | |
2129 | rt2800_bbp_write(rt2x00dev, 69, 0x16); | |
2130 | rt2800_bbp_write(rt2x00dev, 70, 0x08); | |
2131 | rt2800_bbp_write(rt2x00dev, 73, 0x11); | |
2132 | } | |
2133 | } | |
2134 | ||
2135 | msleep(1); | |
977206d7 HS |
2136 | |
2137 | /* | |
2138 | * Clear channel statistic counters | |
2139 | */ | |
2140 | rt2800_register_read(rt2x00dev, CH_IDLE_STA, ®); | |
2141 | rt2800_register_read(rt2x00dev, CH_BUSY_STA, ®); | |
2142 | rt2800_register_read(rt2x00dev, CH_BUSY_STA_SEC, ®); | |
f4450616 BZ |
2143 | } |
2144 | ||
9e33a355 HS |
2145 | static int rt2800_get_gain_calibration_delta(struct rt2x00_dev *rt2x00dev) |
2146 | { | |
2147 | u8 tssi_bounds[9]; | |
2148 | u8 current_tssi; | |
2149 | u16 eeprom; | |
2150 | u8 step; | |
2151 | int i; | |
2152 | ||
2153 | /* | |
2154 | * Read TSSI boundaries for temperature compensation from | |
2155 | * the EEPROM. | |
2156 | * | |
2157 | * Array idx 0 1 2 3 4 5 6 7 8 | |
2158 | * Matching Delta value -4 -3 -2 -1 0 +1 +2 +3 +4 | |
2159 | * Example TSSI bounds 0xF0 0xD0 0xB5 0xA0 0x88 0x45 0x25 0x15 0x00 | |
2160 | */ | |
2161 | if (rt2x00dev->curr_band == IEEE80211_BAND_2GHZ) { | |
2162 | rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG1, &eeprom); | |
2163 | tssi_bounds[0] = rt2x00_get_field16(eeprom, | |
2164 | EEPROM_TSSI_BOUND_BG1_MINUS4); | |
2165 | tssi_bounds[1] = rt2x00_get_field16(eeprom, | |
2166 | EEPROM_TSSI_BOUND_BG1_MINUS3); | |
2167 | ||
2168 | rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG2, &eeprom); | |
2169 | tssi_bounds[2] = rt2x00_get_field16(eeprom, | |
2170 | EEPROM_TSSI_BOUND_BG2_MINUS2); | |
2171 | tssi_bounds[3] = rt2x00_get_field16(eeprom, | |
2172 | EEPROM_TSSI_BOUND_BG2_MINUS1); | |
2173 | ||
2174 | rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG3, &eeprom); | |
2175 | tssi_bounds[4] = rt2x00_get_field16(eeprom, | |
2176 | EEPROM_TSSI_BOUND_BG3_REF); | |
2177 | tssi_bounds[5] = rt2x00_get_field16(eeprom, | |
2178 | EEPROM_TSSI_BOUND_BG3_PLUS1); | |
2179 | ||
2180 | rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG4, &eeprom); | |
2181 | tssi_bounds[6] = rt2x00_get_field16(eeprom, | |
2182 | EEPROM_TSSI_BOUND_BG4_PLUS2); | |
2183 | tssi_bounds[7] = rt2x00_get_field16(eeprom, | |
2184 | EEPROM_TSSI_BOUND_BG4_PLUS3); | |
2185 | ||
2186 | rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG5, &eeprom); | |
2187 | tssi_bounds[8] = rt2x00_get_field16(eeprom, | |
2188 | EEPROM_TSSI_BOUND_BG5_PLUS4); | |
2189 | ||
2190 | step = rt2x00_get_field16(eeprom, | |
2191 | EEPROM_TSSI_BOUND_BG5_AGC_STEP); | |
2192 | } else { | |
2193 | rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A1, &eeprom); | |
2194 | tssi_bounds[0] = rt2x00_get_field16(eeprom, | |
2195 | EEPROM_TSSI_BOUND_A1_MINUS4); | |
2196 | tssi_bounds[1] = rt2x00_get_field16(eeprom, | |
2197 | EEPROM_TSSI_BOUND_A1_MINUS3); | |
2198 | ||
2199 | rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A2, &eeprom); | |
2200 | tssi_bounds[2] = rt2x00_get_field16(eeprom, | |
2201 | EEPROM_TSSI_BOUND_A2_MINUS2); | |
2202 | tssi_bounds[3] = rt2x00_get_field16(eeprom, | |
2203 | EEPROM_TSSI_BOUND_A2_MINUS1); | |
2204 | ||
2205 | rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A3, &eeprom); | |
2206 | tssi_bounds[4] = rt2x00_get_field16(eeprom, | |
2207 | EEPROM_TSSI_BOUND_A3_REF); | |
2208 | tssi_bounds[5] = rt2x00_get_field16(eeprom, | |
2209 | EEPROM_TSSI_BOUND_A3_PLUS1); | |
2210 | ||
2211 | rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A4, &eeprom); | |
2212 | tssi_bounds[6] = rt2x00_get_field16(eeprom, | |
2213 | EEPROM_TSSI_BOUND_A4_PLUS2); | |
2214 | tssi_bounds[7] = rt2x00_get_field16(eeprom, | |
2215 | EEPROM_TSSI_BOUND_A4_PLUS3); | |
2216 | ||
2217 | rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A5, &eeprom); | |
2218 | tssi_bounds[8] = rt2x00_get_field16(eeprom, | |
2219 | EEPROM_TSSI_BOUND_A5_PLUS4); | |
2220 | ||
2221 | step = rt2x00_get_field16(eeprom, | |
2222 | EEPROM_TSSI_BOUND_A5_AGC_STEP); | |
2223 | } | |
2224 | ||
2225 | /* | |
2226 | * Check if temperature compensation is supported. | |
2227 | */ | |
2228 | if (tssi_bounds[4] == 0xff) | |
2229 | return 0; | |
2230 | ||
2231 | /* | |
2232 | * Read current TSSI (BBP 49). | |
2233 | */ | |
2234 | rt2800_bbp_read(rt2x00dev, 49, ¤t_tssi); | |
2235 | ||
2236 | /* | |
2237 | * Compare TSSI value (BBP49) with the compensation boundaries | |
2238 | * from the EEPROM and increase or decrease tx power. | |
2239 | */ | |
2240 | for (i = 0; i <= 3; i++) { | |
2241 | if (current_tssi > tssi_bounds[i]) | |
2242 | break; | |
2243 | } | |
2244 | ||
2245 | if (i == 4) { | |
2246 | for (i = 8; i >= 5; i--) { | |
2247 | if (current_tssi < tssi_bounds[i]) | |
2248 | break; | |
2249 | } | |
2250 | } | |
2251 | ||
2252 | return (i - 4) * step; | |
2253 | } | |
2254 | ||
e90c54b2 RJH |
2255 | static int rt2800_get_txpower_bw_comp(struct rt2x00_dev *rt2x00dev, |
2256 | enum ieee80211_band band) | |
2257 | { | |
2258 | u16 eeprom; | |
2259 | u8 comp_en; | |
2260 | u8 comp_type; | |
75faae8b | 2261 | int comp_value = 0; |
e90c54b2 RJH |
2262 | |
2263 | rt2x00_eeprom_read(rt2x00dev, EEPROM_TXPOWER_DELTA, &eeprom); | |
2264 | ||
75faae8b HS |
2265 | /* |
2266 | * HT40 compensation not required. | |
2267 | */ | |
2268 | if (eeprom == 0xffff || | |
2269 | !test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)) | |
e90c54b2 RJH |
2270 | return 0; |
2271 | ||
2272 | if (band == IEEE80211_BAND_2GHZ) { | |
2273 | comp_en = rt2x00_get_field16(eeprom, | |
2274 | EEPROM_TXPOWER_DELTA_ENABLE_2G); | |
2275 | if (comp_en) { | |
2276 | comp_type = rt2x00_get_field16(eeprom, | |
2277 | EEPROM_TXPOWER_DELTA_TYPE_2G); | |
2278 | comp_value = rt2x00_get_field16(eeprom, | |
2279 | EEPROM_TXPOWER_DELTA_VALUE_2G); | |
2280 | if (!comp_type) | |
2281 | comp_value = -comp_value; | |
2282 | } | |
2283 | } else { | |
2284 | comp_en = rt2x00_get_field16(eeprom, | |
2285 | EEPROM_TXPOWER_DELTA_ENABLE_5G); | |
2286 | if (comp_en) { | |
2287 | comp_type = rt2x00_get_field16(eeprom, | |
2288 | EEPROM_TXPOWER_DELTA_TYPE_5G); | |
2289 | comp_value = rt2x00_get_field16(eeprom, | |
2290 | EEPROM_TXPOWER_DELTA_VALUE_5G); | |
2291 | if (!comp_type) | |
2292 | comp_value = -comp_value; | |
2293 | } | |
2294 | } | |
2295 | ||
2296 | return comp_value; | |
2297 | } | |
2298 | ||
fa71a160 HS |
2299 | static u8 rt2800_compensate_txpower(struct rt2x00_dev *rt2x00dev, int is_rate_b, |
2300 | enum ieee80211_band band, int power_level, | |
2301 | u8 txpower, int delta) | |
e90c54b2 RJH |
2302 | { |
2303 | u32 reg; | |
2304 | u16 eeprom; | |
2305 | u8 criterion; | |
2306 | u8 eirp_txpower; | |
2307 | u8 eirp_txpower_criterion; | |
2308 | u8 reg_limit; | |
e90c54b2 RJH |
2309 | |
2310 | if (!((band == IEEE80211_BAND_5GHZ) && is_rate_b)) | |
2311 | return txpower; | |
2312 | ||
7dab73b3 | 2313 | if (test_bit(CAPABILITY_POWER_LIMIT, &rt2x00dev->cap_flags)) { |
e90c54b2 RJH |
2314 | /* |
2315 | * Check if eirp txpower exceed txpower_limit. | |
2316 | * We use OFDM 6M as criterion and its eirp txpower | |
2317 | * is stored at EEPROM_EIRP_MAX_TX_POWER. | |
2318 | * .11b data rate need add additional 4dbm | |
2319 | * when calculating eirp txpower. | |
2320 | */ | |
2321 | rt2800_register_read(rt2x00dev, TX_PWR_CFG_0, ®); | |
2322 | criterion = rt2x00_get_field32(reg, TX_PWR_CFG_0_6MBS); | |
2323 | ||
2324 | rt2x00_eeprom_read(rt2x00dev, | |
2325 | EEPROM_EIRP_MAX_TX_POWER, &eeprom); | |
2326 | ||
2327 | if (band == IEEE80211_BAND_2GHZ) | |
2328 | eirp_txpower_criterion = rt2x00_get_field16(eeprom, | |
2329 | EEPROM_EIRP_MAX_TX_POWER_2GHZ); | |
2330 | else | |
2331 | eirp_txpower_criterion = rt2x00_get_field16(eeprom, | |
2332 | EEPROM_EIRP_MAX_TX_POWER_5GHZ); | |
2333 | ||
2334 | eirp_txpower = eirp_txpower_criterion + (txpower - criterion) + | |
2af242e1 | 2335 | (is_rate_b ? 4 : 0) + delta; |
e90c54b2 RJH |
2336 | |
2337 | reg_limit = (eirp_txpower > power_level) ? | |
2338 | (eirp_txpower - power_level) : 0; | |
2339 | } else | |
2340 | reg_limit = 0; | |
2341 | ||
2af242e1 | 2342 | return txpower + delta - reg_limit; |
e90c54b2 RJH |
2343 | } |
2344 | ||
f4450616 | 2345 | static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev, |
9e33a355 HS |
2346 | enum ieee80211_band band, |
2347 | int power_level) | |
f4450616 | 2348 | { |
5e846004 | 2349 | u8 txpower; |
5e846004 | 2350 | u16 eeprom; |
e90c54b2 | 2351 | int i, is_rate_b; |
f4450616 | 2352 | u32 reg; |
f4450616 | 2353 | u8 r1; |
5e846004 | 2354 | u32 offset; |
2af242e1 HS |
2355 | int delta; |
2356 | ||
2357 | /* | |
2358 | * Calculate HT40 compensation delta | |
2359 | */ | |
2360 | delta = rt2800_get_txpower_bw_comp(rt2x00dev, band); | |
f4450616 | 2361 | |
9e33a355 HS |
2362 | /* |
2363 | * calculate temperature compensation delta | |
2364 | */ | |
2365 | delta += rt2800_get_gain_calibration_delta(rt2x00dev); | |
f4450616 | 2366 | |
5e846004 | 2367 | /* |
e90c54b2 | 2368 | * set to normal bbp tx power control mode: +/- 0dBm |
5e846004 | 2369 | */ |
f4450616 | 2370 | rt2800_bbp_read(rt2x00dev, 1, &r1); |
e90c54b2 | 2371 | rt2x00_set_field8(&r1, BBP1_TX_POWER_CTRL, 0); |
f4450616 | 2372 | rt2800_bbp_write(rt2x00dev, 1, r1); |
5e846004 HS |
2373 | offset = TX_PWR_CFG_0; |
2374 | ||
2375 | for (i = 0; i < EEPROM_TXPOWER_BYRATE_SIZE; i += 2) { | |
2376 | /* just to be safe */ | |
2377 | if (offset > TX_PWR_CFG_4) | |
2378 | break; | |
2379 | ||
2380 | rt2800_register_read(rt2x00dev, offset, ®); | |
2381 | ||
2382 | /* read the next four txpower values */ | |
2383 | rt2x00_eeprom_read(rt2x00dev, EEPROM_TXPOWER_BYRATE + i, | |
2384 | &eeprom); | |
2385 | ||
e90c54b2 RJH |
2386 | is_rate_b = i ? 0 : 1; |
2387 | /* | |
2388 | * TX_PWR_CFG_0: 1MBS, TX_PWR_CFG_1: 24MBS, | |
5e846004 | 2389 | * TX_PWR_CFG_2: MCS4, TX_PWR_CFG_3: MCS12, |
e90c54b2 RJH |
2390 | * TX_PWR_CFG_4: unknown |
2391 | */ | |
5e846004 HS |
2392 | txpower = rt2x00_get_field16(eeprom, |
2393 | EEPROM_TXPOWER_BYRATE_RATE0); | |
fa71a160 | 2394 | txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band, |
2af242e1 | 2395 | power_level, txpower, delta); |
e90c54b2 | 2396 | rt2x00_set_field32(®, TX_PWR_CFG_RATE0, txpower); |
5e846004 | 2397 | |
e90c54b2 RJH |
2398 | /* |
2399 | * TX_PWR_CFG_0: 2MBS, TX_PWR_CFG_1: 36MBS, | |
5e846004 | 2400 | * TX_PWR_CFG_2: MCS5, TX_PWR_CFG_3: MCS13, |
e90c54b2 RJH |
2401 | * TX_PWR_CFG_4: unknown |
2402 | */ | |
5e846004 HS |
2403 | txpower = rt2x00_get_field16(eeprom, |
2404 | EEPROM_TXPOWER_BYRATE_RATE1); | |
fa71a160 | 2405 | txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band, |
2af242e1 | 2406 | power_level, txpower, delta); |
e90c54b2 | 2407 | rt2x00_set_field32(®, TX_PWR_CFG_RATE1, txpower); |
5e846004 | 2408 | |
e90c54b2 RJH |
2409 | /* |
2410 | * TX_PWR_CFG_0: 5.5MBS, TX_PWR_CFG_1: 48MBS, | |
5e846004 | 2411 | * TX_PWR_CFG_2: MCS6, TX_PWR_CFG_3: MCS14, |
e90c54b2 RJH |
2412 | * TX_PWR_CFG_4: unknown |
2413 | */ | |
5e846004 HS |
2414 | txpower = rt2x00_get_field16(eeprom, |
2415 | EEPROM_TXPOWER_BYRATE_RATE2); | |
fa71a160 | 2416 | txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band, |
2af242e1 | 2417 | power_level, txpower, delta); |
e90c54b2 | 2418 | rt2x00_set_field32(®, TX_PWR_CFG_RATE2, txpower); |
5e846004 | 2419 | |
e90c54b2 RJH |
2420 | /* |
2421 | * TX_PWR_CFG_0: 11MBS, TX_PWR_CFG_1: 54MBS, | |
5e846004 | 2422 | * TX_PWR_CFG_2: MCS7, TX_PWR_CFG_3: MCS15, |
e90c54b2 RJH |
2423 | * TX_PWR_CFG_4: unknown |
2424 | */ | |
5e846004 HS |
2425 | txpower = rt2x00_get_field16(eeprom, |
2426 | EEPROM_TXPOWER_BYRATE_RATE3); | |
fa71a160 | 2427 | txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band, |
2af242e1 | 2428 | power_level, txpower, delta); |
e90c54b2 | 2429 | rt2x00_set_field32(®, TX_PWR_CFG_RATE3, txpower); |
5e846004 HS |
2430 | |
2431 | /* read the next four txpower values */ | |
2432 | rt2x00_eeprom_read(rt2x00dev, EEPROM_TXPOWER_BYRATE + i + 1, | |
2433 | &eeprom); | |
2434 | ||
e90c54b2 RJH |
2435 | is_rate_b = 0; |
2436 | /* | |
2437 | * TX_PWR_CFG_0: 6MBS, TX_PWR_CFG_1: MCS0, | |
5e846004 | 2438 | * TX_PWR_CFG_2: MCS8, TX_PWR_CFG_3: unknown, |
e90c54b2 RJH |
2439 | * TX_PWR_CFG_4: unknown |
2440 | */ | |
5e846004 HS |
2441 | txpower = rt2x00_get_field16(eeprom, |
2442 | EEPROM_TXPOWER_BYRATE_RATE0); | |
fa71a160 | 2443 | txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band, |
2af242e1 | 2444 | power_level, txpower, delta); |
e90c54b2 | 2445 | rt2x00_set_field32(®, TX_PWR_CFG_RATE4, txpower); |
5e846004 | 2446 | |
e90c54b2 RJH |
2447 | /* |
2448 | * TX_PWR_CFG_0: 9MBS, TX_PWR_CFG_1: MCS1, | |
5e846004 | 2449 | * TX_PWR_CFG_2: MCS9, TX_PWR_CFG_3: unknown, |
e90c54b2 RJH |
2450 | * TX_PWR_CFG_4: unknown |
2451 | */ | |
5e846004 HS |
2452 | txpower = rt2x00_get_field16(eeprom, |
2453 | EEPROM_TXPOWER_BYRATE_RATE1); | |
fa71a160 | 2454 | txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band, |
2af242e1 | 2455 | power_level, txpower, delta); |
e90c54b2 | 2456 | rt2x00_set_field32(®, TX_PWR_CFG_RATE5, txpower); |
5e846004 | 2457 | |
e90c54b2 RJH |
2458 | /* |
2459 | * TX_PWR_CFG_0: 12MBS, TX_PWR_CFG_1: MCS2, | |
5e846004 | 2460 | * TX_PWR_CFG_2: MCS10, TX_PWR_CFG_3: unknown, |
e90c54b2 RJH |
2461 | * TX_PWR_CFG_4: unknown |
2462 | */ | |
5e846004 HS |
2463 | txpower = rt2x00_get_field16(eeprom, |
2464 | EEPROM_TXPOWER_BYRATE_RATE2); | |
fa71a160 | 2465 | txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band, |
2af242e1 | 2466 | power_level, txpower, delta); |
e90c54b2 | 2467 | rt2x00_set_field32(®, TX_PWR_CFG_RATE6, txpower); |
5e846004 | 2468 | |
e90c54b2 RJH |
2469 | /* |
2470 | * TX_PWR_CFG_0: 18MBS, TX_PWR_CFG_1: MCS3, | |
5e846004 | 2471 | * TX_PWR_CFG_2: MCS11, TX_PWR_CFG_3: unknown, |
e90c54b2 RJH |
2472 | * TX_PWR_CFG_4: unknown |
2473 | */ | |
5e846004 HS |
2474 | txpower = rt2x00_get_field16(eeprom, |
2475 | EEPROM_TXPOWER_BYRATE_RATE3); | |
fa71a160 | 2476 | txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band, |
2af242e1 | 2477 | power_level, txpower, delta); |
e90c54b2 | 2478 | rt2x00_set_field32(®, TX_PWR_CFG_RATE7, txpower); |
5e846004 HS |
2479 | |
2480 | rt2800_register_write(rt2x00dev, offset, reg); | |
2481 | ||
2482 | /* next TX_PWR_CFG register */ | |
2483 | offset += 4; | |
2484 | } | |
f4450616 BZ |
2485 | } |
2486 | ||
9e33a355 HS |
2487 | void rt2800_gain_calibration(struct rt2x00_dev *rt2x00dev) |
2488 | { | |
2489 | rt2800_config_txpower(rt2x00dev, rt2x00dev->curr_band, | |
2490 | rt2x00dev->tx_power); | |
2491 | } | |
2492 | EXPORT_SYMBOL_GPL(rt2800_gain_calibration); | |
2493 | ||
f4450616 BZ |
2494 | static void rt2800_config_retry_limit(struct rt2x00_dev *rt2x00dev, |
2495 | struct rt2x00lib_conf *libconf) | |
2496 | { | |
2497 | u32 reg; | |
2498 | ||
2499 | rt2800_register_read(rt2x00dev, TX_RTY_CFG, ®); | |
2500 | rt2x00_set_field32(®, TX_RTY_CFG_SHORT_RTY_LIMIT, | |
2501 | libconf->conf->short_frame_max_tx_count); | |
2502 | rt2x00_set_field32(®, TX_RTY_CFG_LONG_RTY_LIMIT, | |
2503 | libconf->conf->long_frame_max_tx_count); | |
f4450616 BZ |
2504 | rt2800_register_write(rt2x00dev, TX_RTY_CFG, reg); |
2505 | } | |
2506 | ||
2507 | static void rt2800_config_ps(struct rt2x00_dev *rt2x00dev, | |
2508 | struct rt2x00lib_conf *libconf) | |
2509 | { | |
2510 | enum dev_state state = | |
2511 | (libconf->conf->flags & IEEE80211_CONF_PS) ? | |
2512 | STATE_SLEEP : STATE_AWAKE; | |
2513 | u32 reg; | |
2514 | ||
2515 | if (state == STATE_SLEEP) { | |
2516 | rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, 0); | |
2517 | ||
2518 | rt2800_register_read(rt2x00dev, AUTOWAKEUP_CFG, ®); | |
2519 | rt2x00_set_field32(®, AUTOWAKEUP_CFG_AUTO_LEAD_TIME, 5); | |
2520 | rt2x00_set_field32(®, AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE, | |
2521 | libconf->conf->listen_interval - 1); | |
2522 | rt2x00_set_field32(®, AUTOWAKEUP_CFG_AUTOWAKE, 1); | |
2523 | rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, reg); | |
2524 | ||
2525 | rt2x00dev->ops->lib->set_device_state(rt2x00dev, state); | |
2526 | } else { | |
f4450616 BZ |
2527 | rt2800_register_read(rt2x00dev, AUTOWAKEUP_CFG, ®); |
2528 | rt2x00_set_field32(®, AUTOWAKEUP_CFG_AUTO_LEAD_TIME, 0); | |
2529 | rt2x00_set_field32(®, AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE, 0); | |
2530 | rt2x00_set_field32(®, AUTOWAKEUP_CFG_AUTOWAKE, 0); | |
2531 | rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, reg); | |
5731858d GW |
2532 | |
2533 | rt2x00dev->ops->lib->set_device_state(rt2x00dev, state); | |
f4450616 BZ |
2534 | } |
2535 | } | |
2536 | ||
2537 | void rt2800_config(struct rt2x00_dev *rt2x00dev, | |
2538 | struct rt2x00lib_conf *libconf, | |
2539 | const unsigned int flags) | |
2540 | { | |
2541 | /* Always recalculate LNA gain before changing configuration */ | |
2542 | rt2800_config_lna_gain(rt2x00dev, libconf); | |
2543 | ||
e90c54b2 | 2544 | if (flags & IEEE80211_CONF_CHANGE_CHANNEL) { |
f4450616 BZ |
2545 | rt2800_config_channel(rt2x00dev, libconf->conf, |
2546 | &libconf->rf, &libconf->channel); | |
9e33a355 HS |
2547 | rt2800_config_txpower(rt2x00dev, libconf->conf->channel->band, |
2548 | libconf->conf->power_level); | |
e90c54b2 | 2549 | } |
f4450616 | 2550 | if (flags & IEEE80211_CONF_CHANGE_POWER) |
9e33a355 HS |
2551 | rt2800_config_txpower(rt2x00dev, libconf->conf->channel->band, |
2552 | libconf->conf->power_level); | |
f4450616 BZ |
2553 | if (flags & IEEE80211_CONF_CHANGE_RETRY_LIMITS) |
2554 | rt2800_config_retry_limit(rt2x00dev, libconf); | |
2555 | if (flags & IEEE80211_CONF_CHANGE_PS) | |
2556 | rt2800_config_ps(rt2x00dev, libconf); | |
2557 | } | |
2558 | EXPORT_SYMBOL_GPL(rt2800_config); | |
2559 | ||
2560 | /* | |
2561 | * Link tuning | |
2562 | */ | |
2563 | void rt2800_link_stats(struct rt2x00_dev *rt2x00dev, struct link_qual *qual) | |
2564 | { | |
2565 | u32 reg; | |
2566 | ||
2567 | /* | |
2568 | * Update FCS error count from register. | |
2569 | */ | |
2570 | rt2800_register_read(rt2x00dev, RX_STA_CNT0, ®); | |
2571 | qual->rx_failed = rt2x00_get_field32(reg, RX_STA_CNT0_CRC_ERR); | |
2572 | } | |
2573 | EXPORT_SYMBOL_GPL(rt2800_link_stats); | |
2574 | ||
2575 | static u8 rt2800_get_default_vgc(struct rt2x00_dev *rt2x00dev) | |
2576 | { | |
2577 | if (rt2x00dev->curr_band == IEEE80211_BAND_2GHZ) { | |
d5385bfc | 2578 | if (rt2x00_rt(rt2x00dev, RT3070) || |
64522957 | 2579 | rt2x00_rt(rt2x00dev, RT3071) || |
cc78e904 | 2580 | rt2x00_rt(rt2x00dev, RT3090) || |
adde5882 GJ |
2581 | rt2x00_rt(rt2x00dev, RT3390) || |
2582 | rt2x00_rt(rt2x00dev, RT5390)) | |
f4450616 BZ |
2583 | return 0x1c + (2 * rt2x00dev->lna_gain); |
2584 | else | |
2585 | return 0x2e + rt2x00dev->lna_gain; | |
2586 | } | |
2587 | ||
2588 | if (!test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)) | |
2589 | return 0x32 + (rt2x00dev->lna_gain * 5) / 3; | |
2590 | else | |
2591 | return 0x3a + (rt2x00dev->lna_gain * 5) / 3; | |
2592 | } | |
2593 | ||
2594 | static inline void rt2800_set_vgc(struct rt2x00_dev *rt2x00dev, | |
2595 | struct link_qual *qual, u8 vgc_level) | |
2596 | { | |
2597 | if (qual->vgc_level != vgc_level) { | |
2598 | rt2800_bbp_write(rt2x00dev, 66, vgc_level); | |
2599 | qual->vgc_level = vgc_level; | |
2600 | qual->vgc_level_reg = vgc_level; | |
2601 | } | |
2602 | } | |
2603 | ||
2604 | void rt2800_reset_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual) | |
2605 | { | |
2606 | rt2800_set_vgc(rt2x00dev, qual, rt2800_get_default_vgc(rt2x00dev)); | |
2607 | } | |
2608 | EXPORT_SYMBOL_GPL(rt2800_reset_tuner); | |
2609 | ||
2610 | void rt2800_link_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual, | |
2611 | const u32 count) | |
2612 | { | |
8d0c9b65 | 2613 | if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C)) |
f4450616 BZ |
2614 | return; |
2615 | ||
2616 | /* | |
2617 | * When RSSI is better then -80 increase VGC level with 0x10 | |
2618 | */ | |
2619 | rt2800_set_vgc(rt2x00dev, qual, | |
2620 | rt2800_get_default_vgc(rt2x00dev) + | |
2621 | ((qual->rssi > -80) * 0x10)); | |
2622 | } | |
2623 | EXPORT_SYMBOL_GPL(rt2800_link_tuner); | |
fcf51541 BZ |
2624 | |
2625 | /* | |
2626 | * Initialization functions. | |
2627 | */ | |
b9a07ae9 | 2628 | static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) |
fcf51541 BZ |
2629 | { |
2630 | u32 reg; | |
d5385bfc | 2631 | u16 eeprom; |
fcf51541 | 2632 | unsigned int i; |
e3a896b9 | 2633 | int ret; |
fcf51541 | 2634 | |
a9dce149 GW |
2635 | rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, ®); |
2636 | rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0); | |
2637 | rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_DMA_BUSY, 0); | |
2638 | rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0); | |
2639 | rt2x00_set_field32(®, WPDMA_GLO_CFG_RX_DMA_BUSY, 0); | |
2640 | rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1); | |
2641 | rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg); | |
2642 | ||
e3a896b9 GW |
2643 | ret = rt2800_drv_init_registers(rt2x00dev); |
2644 | if (ret) | |
2645 | return ret; | |
fcf51541 BZ |
2646 | |
2647 | rt2800_register_read(rt2x00dev, BCN_OFFSET0, ®); | |
2648 | rt2x00_set_field32(®, BCN_OFFSET0_BCN0, 0xe0); /* 0x3800 */ | |
2649 | rt2x00_set_field32(®, BCN_OFFSET0_BCN1, 0xe8); /* 0x3a00 */ | |
2650 | rt2x00_set_field32(®, BCN_OFFSET0_BCN2, 0xf0); /* 0x3c00 */ | |
2651 | rt2x00_set_field32(®, BCN_OFFSET0_BCN3, 0xf8); /* 0x3e00 */ | |
2652 | rt2800_register_write(rt2x00dev, BCN_OFFSET0, reg); | |
2653 | ||
2654 | rt2800_register_read(rt2x00dev, BCN_OFFSET1, ®); | |
2655 | rt2x00_set_field32(®, BCN_OFFSET1_BCN4, 0xc8); /* 0x3200 */ | |
2656 | rt2x00_set_field32(®, BCN_OFFSET1_BCN5, 0xd0); /* 0x3400 */ | |
2657 | rt2x00_set_field32(®, BCN_OFFSET1_BCN6, 0x77); /* 0x1dc0 */ | |
2658 | rt2x00_set_field32(®, BCN_OFFSET1_BCN7, 0x6f); /* 0x1bc0 */ | |
2659 | rt2800_register_write(rt2x00dev, BCN_OFFSET1, reg); | |
2660 | ||
2661 | rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE, 0x0000013f); | |
2662 | rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003); | |
2663 | ||
2664 | rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0x00000000); | |
2665 | ||
2666 | rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); | |
8544df32 | 2667 | rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_INTERVAL, 1600); |
fcf51541 BZ |
2668 | rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); |
2669 | rt2x00_set_field32(®, BCN_TIME_CFG_TSF_SYNC, 0); | |
2670 | rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); | |
2671 | rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); | |
2672 | rt2x00_set_field32(®, BCN_TIME_CFG_TX_TIME_COMPENSATE, 0); | |
2673 | rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); | |
2674 | ||
a9dce149 GW |
2675 | rt2800_config_filter(rt2x00dev, FIF_ALLMULTI); |
2676 | ||
2677 | rt2800_register_read(rt2x00dev, BKOFF_SLOT_CFG, ®); | |
2678 | rt2x00_set_field32(®, BKOFF_SLOT_CFG_SLOT_TIME, 9); | |
2679 | rt2x00_set_field32(®, BKOFF_SLOT_CFG_CC_DELAY_TIME, 2); | |
2680 | rt2800_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg); | |
2681 | ||
64522957 | 2682 | if (rt2x00_rt(rt2x00dev, RT3071) || |
cc78e904 GW |
2683 | rt2x00_rt(rt2x00dev, RT3090) || |
2684 | rt2x00_rt(rt2x00dev, RT3390)) { | |
fcf51541 BZ |
2685 | rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400); |
2686 | rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000); | |
64522957 | 2687 | if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || |
cc78e904 GW |
2688 | rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) || |
2689 | rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) { | |
38c8a566 RJH |
2690 | rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom); |
2691 | if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_DAC_TEST)) | |
d5385bfc GW |
2692 | rt2800_register_write(rt2x00dev, TX_SW_CFG2, |
2693 | 0x0000002c); | |
2694 | else | |
2695 | rt2800_register_write(rt2x00dev, TX_SW_CFG2, | |
2696 | 0x0000000f); | |
2697 | } else { | |
2698 | rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); | |
2699 | } | |
d5385bfc | 2700 | } else if (rt2x00_rt(rt2x00dev, RT3070)) { |
fcf51541 | 2701 | rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400); |
8cdd15e0 GW |
2702 | |
2703 | if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F)) { | |
2704 | rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000); | |
2705 | rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x0000002c); | |
2706 | } else { | |
2707 | rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); | |
2708 | rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); | |
2709 | } | |
c295a81d HS |
2710 | } else if (rt2800_is_305x_soc(rt2x00dev)) { |
2711 | rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400); | |
2712 | rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000); | |
961636ba | 2713 | rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000030); |
872834df GW |
2714 | } else if (rt2x00_rt(rt2x00dev, RT3572)) { |
2715 | rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400); | |
2716 | rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); | |
adde5882 GJ |
2717 | } else if (rt2x00_rt(rt2x00dev, RT5390)) { |
2718 | rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000404); | |
2719 | rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); | |
2720 | rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); | |
fcf51541 BZ |
2721 | } else { |
2722 | rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000000); | |
2723 | rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); | |
2724 | } | |
2725 | ||
2726 | rt2800_register_read(rt2x00dev, TX_LINK_CFG, ®); | |
2727 | rt2x00_set_field32(®, TX_LINK_CFG_REMOTE_MFB_LIFETIME, 32); | |
2728 | rt2x00_set_field32(®, TX_LINK_CFG_MFB_ENABLE, 0); | |
2729 | rt2x00_set_field32(®, TX_LINK_CFG_REMOTE_UMFS_ENABLE, 0); | |
2730 | rt2x00_set_field32(®, TX_LINK_CFG_TX_MRQ_EN, 0); | |
2731 | rt2x00_set_field32(®, TX_LINK_CFG_TX_RDG_EN, 0); | |
2732 | rt2x00_set_field32(®, TX_LINK_CFG_TX_CF_ACK_EN, 1); | |
2733 | rt2x00_set_field32(®, TX_LINK_CFG_REMOTE_MFB, 0); | |
2734 | rt2x00_set_field32(®, TX_LINK_CFG_REMOTE_MFS, 0); | |
2735 | rt2800_register_write(rt2x00dev, TX_LINK_CFG, reg); | |
2736 | ||
2737 | rt2800_register_read(rt2x00dev, TX_TIMEOUT_CFG, ®); | |
2738 | rt2x00_set_field32(®, TX_TIMEOUT_CFG_MPDU_LIFETIME, 9); | |
a9dce149 | 2739 | rt2x00_set_field32(®, TX_TIMEOUT_CFG_RX_ACK_TIMEOUT, 32); |
fcf51541 BZ |
2740 | rt2x00_set_field32(®, TX_TIMEOUT_CFG_TX_OP_TIMEOUT, 10); |
2741 | rt2800_register_write(rt2x00dev, TX_TIMEOUT_CFG, reg); | |
2742 | ||
2743 | rt2800_register_read(rt2x00dev, MAX_LEN_CFG, ®); | |
2744 | rt2x00_set_field32(®, MAX_LEN_CFG_MAX_MPDU, AGGREGATION_SIZE); | |
8d0c9b65 | 2745 | if (rt2x00_rt_rev_gte(rt2x00dev, RT2872, REV_RT2872E) || |
49e721ec | 2746 | rt2x00_rt(rt2x00dev, RT2883) || |
8d0c9b65 | 2747 | rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070E)) |
fcf51541 BZ |
2748 | rt2x00_set_field32(®, MAX_LEN_CFG_MAX_PSDU, 2); |
2749 | else | |
2750 | rt2x00_set_field32(®, MAX_LEN_CFG_MAX_PSDU, 1); | |
2751 | rt2x00_set_field32(®, MAX_LEN_CFG_MIN_PSDU, 0); | |
2752 | rt2x00_set_field32(®, MAX_LEN_CFG_MIN_MPDU, 0); | |
2753 | rt2800_register_write(rt2x00dev, MAX_LEN_CFG, reg); | |
2754 | ||
a9dce149 GW |
2755 | rt2800_register_read(rt2x00dev, LED_CFG, ®); |
2756 | rt2x00_set_field32(®, LED_CFG_ON_PERIOD, 70); | |
2757 | rt2x00_set_field32(®, LED_CFG_OFF_PERIOD, 30); | |
2758 | rt2x00_set_field32(®, LED_CFG_SLOW_BLINK_PERIOD, 3); | |
2759 | rt2x00_set_field32(®, LED_CFG_R_LED_MODE, 3); | |
2760 | rt2x00_set_field32(®, LED_CFG_G_LED_MODE, 3); | |
2761 | rt2x00_set_field32(®, LED_CFG_Y_LED_MODE, 3); | |
2762 | rt2x00_set_field32(®, LED_CFG_LED_POLAR, 1); | |
2763 | rt2800_register_write(rt2x00dev, LED_CFG, reg); | |
2764 | ||
fcf51541 BZ |
2765 | rt2800_register_write(rt2x00dev, PBF_MAX_PCNT, 0x1f3fbf9f); |
2766 | ||
a9dce149 GW |
2767 | rt2800_register_read(rt2x00dev, TX_RTY_CFG, ®); |
2768 | rt2x00_set_field32(®, TX_RTY_CFG_SHORT_RTY_LIMIT, 15); | |
2769 | rt2x00_set_field32(®, TX_RTY_CFG_LONG_RTY_LIMIT, 31); | |
2770 | rt2x00_set_field32(®, TX_RTY_CFG_LONG_RTY_THRE, 2000); | |
2771 | rt2x00_set_field32(®, TX_RTY_CFG_NON_AGG_RTY_MODE, 0); | |
2772 | rt2x00_set_field32(®, TX_RTY_CFG_AGG_RTY_MODE, 0); | |
2773 | rt2x00_set_field32(®, TX_RTY_CFG_TX_AUTO_FB_ENABLE, 1); | |
2774 | rt2800_register_write(rt2x00dev, TX_RTY_CFG, reg); | |
2775 | ||
fcf51541 BZ |
2776 | rt2800_register_read(rt2x00dev, AUTO_RSP_CFG, ®); |
2777 | rt2x00_set_field32(®, AUTO_RSP_CFG_AUTORESPONDER, 1); | |
a9dce149 | 2778 | rt2x00_set_field32(®, AUTO_RSP_CFG_BAC_ACK_POLICY, 1); |
fcf51541 BZ |
2779 | rt2x00_set_field32(®, AUTO_RSP_CFG_CTS_40_MMODE, 0); |
2780 | rt2x00_set_field32(®, AUTO_RSP_CFG_CTS_40_MREF, 0); | |
a9dce149 | 2781 | rt2x00_set_field32(®, AUTO_RSP_CFG_AR_PREAMBLE, 1); |
fcf51541 BZ |
2782 | rt2x00_set_field32(®, AUTO_RSP_CFG_DUAL_CTS_EN, 0); |
2783 | rt2x00_set_field32(®, AUTO_RSP_CFG_ACK_CTS_PSM_BIT, 0); | |
2784 | rt2800_register_write(rt2x00dev, AUTO_RSP_CFG, reg); | |
2785 | ||
2786 | rt2800_register_read(rt2x00dev, CCK_PROT_CFG, ®); | |
a9dce149 | 2787 | rt2x00_set_field32(®, CCK_PROT_CFG_PROTECT_RATE, 3); |
fcf51541 | 2788 | rt2x00_set_field32(®, CCK_PROT_CFG_PROTECT_CTRL, 0); |
6f492b6d | 2789 | rt2x00_set_field32(®, CCK_PROT_CFG_PROTECT_NAV_SHORT, 1); |
fcf51541 BZ |
2790 | rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_CCK, 1); |
2791 | rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_OFDM, 1); | |
2792 | rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_MM20, 1); | |
a9dce149 | 2793 | rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_MM40, 0); |
fcf51541 | 2794 | rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_GF20, 1); |
a9dce149 GW |
2795 | rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_GF40, 0); |
2796 | rt2x00_set_field32(®, CCK_PROT_CFG_RTS_TH_EN, 1); | |
fcf51541 BZ |
2797 | rt2800_register_write(rt2x00dev, CCK_PROT_CFG, reg); |
2798 | ||
2799 | rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, ®); | |
a9dce149 | 2800 | rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_RATE, 3); |
fcf51541 | 2801 | rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_CTRL, 0); |
6f492b6d | 2802 | rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_NAV_SHORT, 1); |
fcf51541 BZ |
2803 | rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_CCK, 1); |
2804 | rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_OFDM, 1); | |
2805 | rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_MM20, 1); | |
a9dce149 | 2806 | rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_MM40, 0); |
fcf51541 | 2807 | rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_GF20, 1); |
a9dce149 GW |
2808 | rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_GF40, 0); |
2809 | rt2x00_set_field32(®, OFDM_PROT_CFG_RTS_TH_EN, 1); | |
fcf51541 BZ |
2810 | rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg); |
2811 | ||
2812 | rt2800_register_read(rt2x00dev, MM20_PROT_CFG, ®); | |
2813 | rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_RATE, 0x4004); | |
2814 | rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_CTRL, 0); | |
6f492b6d | 2815 | rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_NAV_SHORT, 1); |
fcf51541 BZ |
2816 | rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_CCK, 1); |
2817 | rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_OFDM, 1); | |
2818 | rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_MM20, 1); | |
2819 | rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_MM40, 0); | |
2820 | rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_GF20, 1); | |
2821 | rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_GF40, 0); | |
a9dce149 | 2822 | rt2x00_set_field32(®, MM20_PROT_CFG_RTS_TH_EN, 0); |
fcf51541 BZ |
2823 | rt2800_register_write(rt2x00dev, MM20_PROT_CFG, reg); |
2824 | ||
2825 | rt2800_register_read(rt2x00dev, MM40_PROT_CFG, ®); | |
2826 | rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_RATE, 0x4084); | |
d13a97f0 | 2827 | rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_CTRL, 0); |
6f492b6d | 2828 | rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_NAV_SHORT, 1); |
fcf51541 BZ |
2829 | rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_CCK, 1); |
2830 | rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_OFDM, 1); | |
2831 | rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_MM20, 1); | |
2832 | rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_MM40, 1); | |
2833 | rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_GF20, 1); | |
2834 | rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_GF40, 1); | |
a9dce149 | 2835 | rt2x00_set_field32(®, MM40_PROT_CFG_RTS_TH_EN, 0); |
fcf51541 BZ |
2836 | rt2800_register_write(rt2x00dev, MM40_PROT_CFG, reg); |
2837 | ||
2838 | rt2800_register_read(rt2x00dev, GF20_PROT_CFG, ®); | |
2839 | rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_RATE, 0x4004); | |
2840 | rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_CTRL, 0); | |
6f492b6d | 2841 | rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_NAV_SHORT, 1); |
fcf51541 BZ |
2842 | rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_CCK, 1); |
2843 | rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_OFDM, 1); | |
2844 | rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_MM20, 1); | |
2845 | rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_MM40, 0); | |
2846 | rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_GF20, 1); | |
2847 | rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_GF40, 0); | |
a9dce149 | 2848 | rt2x00_set_field32(®, GF20_PROT_CFG_RTS_TH_EN, 0); |
fcf51541 BZ |
2849 | rt2800_register_write(rt2x00dev, GF20_PROT_CFG, reg); |
2850 | ||
2851 | rt2800_register_read(rt2x00dev, GF40_PROT_CFG, ®); | |
2852 | rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_RATE, 0x4084); | |
2853 | rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_CTRL, 0); | |
6f492b6d | 2854 | rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_NAV_SHORT, 1); |
fcf51541 BZ |
2855 | rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_CCK, 1); |
2856 | rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_OFDM, 1); | |
2857 | rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_MM20, 1); | |
2858 | rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_MM40, 1); | |
2859 | rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_GF20, 1); | |
2860 | rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_GF40, 1); | |
a9dce149 | 2861 | rt2x00_set_field32(®, GF40_PROT_CFG_RTS_TH_EN, 0); |
fcf51541 BZ |
2862 | rt2800_register_write(rt2x00dev, GF40_PROT_CFG, reg); |
2863 | ||
cea90e55 | 2864 | if (rt2x00_is_usb(rt2x00dev)) { |
fcf51541 BZ |
2865 | rt2800_register_write(rt2x00dev, PBF_CFG, 0xf40006); |
2866 | ||
2867 | rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, ®); | |
2868 | rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0); | |
2869 | rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_DMA_BUSY, 0); | |
2870 | rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0); | |
2871 | rt2x00_set_field32(®, WPDMA_GLO_CFG_RX_DMA_BUSY, 0); | |
2872 | rt2x00_set_field32(®, WPDMA_GLO_CFG_WP_DMA_BURST_SIZE, 3); | |
2873 | rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 0); | |
2874 | rt2x00_set_field32(®, WPDMA_GLO_CFG_BIG_ENDIAN, 0); | |
2875 | rt2x00_set_field32(®, WPDMA_GLO_CFG_RX_HDR_SCATTER, 0); | |
2876 | rt2x00_set_field32(®, WPDMA_GLO_CFG_HDR_SEG_LEN, 0); | |
2877 | rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg); | |
2878 | } | |
2879 | ||
961621ab HS |
2880 | /* |
2881 | * The legacy driver also sets TXOP_CTRL_CFG_RESERVED_TRUN_EN to 1 | |
2882 | * although it is reserved. | |
2883 | */ | |
2884 | rt2800_register_read(rt2x00dev, TXOP_CTRL_CFG, ®); | |
2885 | rt2x00_set_field32(®, TXOP_CTRL_CFG_TIMEOUT_TRUN_EN, 1); | |
2886 | rt2x00_set_field32(®, TXOP_CTRL_CFG_AC_TRUN_EN, 1); | |
2887 | rt2x00_set_field32(®, TXOP_CTRL_CFG_TXRATEGRP_TRUN_EN, 1); | |
2888 | rt2x00_set_field32(®, TXOP_CTRL_CFG_USER_MODE_TRUN_EN, 1); | |
2889 | rt2x00_set_field32(®, TXOP_CTRL_CFG_MIMO_PS_TRUN_EN, 1); | |
2890 | rt2x00_set_field32(®, TXOP_CTRL_CFG_RESERVED_TRUN_EN, 1); | |
2891 | rt2x00_set_field32(®, TXOP_CTRL_CFG_LSIG_TXOP_EN, 0); | |
2892 | rt2x00_set_field32(®, TXOP_CTRL_CFG_EXT_CCA_EN, 0); | |
2893 | rt2x00_set_field32(®, TXOP_CTRL_CFG_EXT_CCA_DLY, 88); | |
2894 | rt2x00_set_field32(®, TXOP_CTRL_CFG_EXT_CWMIN, 0); | |
2895 | rt2800_register_write(rt2x00dev, TXOP_CTRL_CFG, reg); | |
2896 | ||
fcf51541 BZ |
2897 | rt2800_register_write(rt2x00dev, TXOP_HLDR_ET, 0x00000002); |
2898 | ||
2899 | rt2800_register_read(rt2x00dev, TX_RTS_CFG, ®); | |
2900 | rt2x00_set_field32(®, TX_RTS_CFG_AUTO_RTS_RETRY_LIMIT, 32); | |
2901 | rt2x00_set_field32(®, TX_RTS_CFG_RTS_THRES, | |
2902 | IEEE80211_MAX_RTS_THRESHOLD); | |
2903 | rt2x00_set_field32(®, TX_RTS_CFG_RTS_FBK_EN, 0); | |
2904 | rt2800_register_write(rt2x00dev, TX_RTS_CFG, reg); | |
2905 | ||
2906 | rt2800_register_write(rt2x00dev, EXP_ACK_TIME, 0x002400ca); | |
a9dce149 | 2907 | |
a21c2ab4 HS |
2908 | /* |
2909 | * Usually the CCK SIFS time should be set to 10 and the OFDM SIFS | |
2910 | * time should be set to 16. However, the original Ralink driver uses | |
2911 | * 16 for both and indeed using a value of 10 for CCK SIFS results in | |
2912 | * connection problems with 11g + CTS protection. Hence, use the same | |
2913 | * defaults as the Ralink driver: 16 for both, CCK and OFDM SIFS. | |
2914 | */ | |
a9dce149 | 2915 | rt2800_register_read(rt2x00dev, XIFS_TIME_CFG, ®); |
a21c2ab4 HS |
2916 | rt2x00_set_field32(®, XIFS_TIME_CFG_CCKM_SIFS_TIME, 16); |
2917 | rt2x00_set_field32(®, XIFS_TIME_CFG_OFDM_SIFS_TIME, 16); | |
a9dce149 GW |
2918 | rt2x00_set_field32(®, XIFS_TIME_CFG_OFDM_XIFS_TIME, 4); |
2919 | rt2x00_set_field32(®, XIFS_TIME_CFG_EIFS, 314); | |
2920 | rt2x00_set_field32(®, XIFS_TIME_CFG_BB_RXEND_ENABLE, 1); | |
2921 | rt2800_register_write(rt2x00dev, XIFS_TIME_CFG, reg); | |
2922 | ||
fcf51541 BZ |
2923 | rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000003); |
2924 | ||
2925 | /* | |
2926 | * ASIC will keep garbage value after boot, clear encryption keys. | |
2927 | */ | |
2928 | for (i = 0; i < 4; i++) | |
2929 | rt2800_register_write(rt2x00dev, | |
2930 | SHARED_KEY_MODE_ENTRY(i), 0); | |
2931 | ||
2932 | for (i = 0; i < 256; i++) { | |
d7d259d3 HS |
2933 | rt2800_config_wcid(rt2x00dev, NULL, i); |
2934 | rt2800_delete_wcid_attr(rt2x00dev, i); | |
fcf51541 BZ |
2935 | rt2800_register_write(rt2x00dev, MAC_IVEIV_ENTRY(i), 0); |
2936 | } | |
2937 | ||
2938 | /* | |
2939 | * Clear all beacons | |
fcf51541 | 2940 | */ |
69cf36a4 HS |
2941 | rt2800_clear_beacon_register(rt2x00dev, HW_BEACON_BASE0); |
2942 | rt2800_clear_beacon_register(rt2x00dev, HW_BEACON_BASE1); | |
2943 | rt2800_clear_beacon_register(rt2x00dev, HW_BEACON_BASE2); | |
2944 | rt2800_clear_beacon_register(rt2x00dev, HW_BEACON_BASE3); | |
2945 | rt2800_clear_beacon_register(rt2x00dev, HW_BEACON_BASE4); | |
2946 | rt2800_clear_beacon_register(rt2x00dev, HW_BEACON_BASE5); | |
2947 | rt2800_clear_beacon_register(rt2x00dev, HW_BEACON_BASE6); | |
2948 | rt2800_clear_beacon_register(rt2x00dev, HW_BEACON_BASE7); | |
fcf51541 | 2949 | |
cea90e55 | 2950 | if (rt2x00_is_usb(rt2x00dev)) { |
785c3c06 GW |
2951 | rt2800_register_read(rt2x00dev, US_CYC_CNT, ®); |
2952 | rt2x00_set_field32(®, US_CYC_CNT_CLOCK_CYCLE, 30); | |
2953 | rt2800_register_write(rt2x00dev, US_CYC_CNT, reg); | |
c6fcc0e5 RJH |
2954 | } else if (rt2x00_is_pcie(rt2x00dev)) { |
2955 | rt2800_register_read(rt2x00dev, US_CYC_CNT, ®); | |
2956 | rt2x00_set_field32(®, US_CYC_CNT_CLOCK_CYCLE, 125); | |
2957 | rt2800_register_write(rt2x00dev, US_CYC_CNT, reg); | |
fcf51541 BZ |
2958 | } |
2959 | ||
2960 | rt2800_register_read(rt2x00dev, HT_FBK_CFG0, ®); | |
2961 | rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS0FBK, 0); | |
2962 | rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS1FBK, 0); | |
2963 | rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS2FBK, 1); | |
2964 | rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS3FBK, 2); | |
2965 | rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS4FBK, 3); | |
2966 | rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS5FBK, 4); | |
2967 | rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS6FBK, 5); | |
2968 | rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS7FBK, 6); | |
2969 | rt2800_register_write(rt2x00dev, HT_FBK_CFG0, reg); | |
2970 | ||
2971 | rt2800_register_read(rt2x00dev, HT_FBK_CFG1, ®); | |
2972 | rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS8FBK, 8); | |
2973 | rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS9FBK, 8); | |
2974 | rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS10FBK, 9); | |
2975 | rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS11FBK, 10); | |
2976 | rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS12FBK, 11); | |
2977 | rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS13FBK, 12); | |
2978 | rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS14FBK, 13); | |
2979 | rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS15FBK, 14); | |
2980 | rt2800_register_write(rt2x00dev, HT_FBK_CFG1, reg); | |
2981 | ||
2982 | rt2800_register_read(rt2x00dev, LG_FBK_CFG0, ®); | |
2983 | rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS0FBK, 8); | |
2984 | rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS1FBK, 8); | |
2985 | rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS2FBK, 9); | |
2986 | rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS3FBK, 10); | |
2987 | rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS4FBK, 11); | |
2988 | rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS5FBK, 12); | |
2989 | rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS6FBK, 13); | |
2990 | rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS7FBK, 14); | |
2991 | rt2800_register_write(rt2x00dev, LG_FBK_CFG0, reg); | |
2992 | ||
2993 | rt2800_register_read(rt2x00dev, LG_FBK_CFG1, ®); | |
2994 | rt2x00_set_field32(®, LG_FBK_CFG0_CCKMCS0FBK, 0); | |
2995 | rt2x00_set_field32(®, LG_FBK_CFG0_CCKMCS1FBK, 0); | |
2996 | rt2x00_set_field32(®, LG_FBK_CFG0_CCKMCS2FBK, 1); | |
2997 | rt2x00_set_field32(®, LG_FBK_CFG0_CCKMCS3FBK, 2); | |
2998 | rt2800_register_write(rt2x00dev, LG_FBK_CFG1, reg); | |
2999 | ||
47ee3eb1 HS |
3000 | /* |
3001 | * Do not force the BA window size, we use the TXWI to set it | |
3002 | */ | |
3003 | rt2800_register_read(rt2x00dev, AMPDU_BA_WINSIZE, ®); | |
3004 | rt2x00_set_field32(®, AMPDU_BA_WINSIZE_FORCE_WINSIZE_ENABLE, 0); | |
3005 | rt2x00_set_field32(®, AMPDU_BA_WINSIZE_FORCE_WINSIZE, 0); | |
3006 | rt2800_register_write(rt2x00dev, AMPDU_BA_WINSIZE, reg); | |
3007 | ||
fcf51541 BZ |
3008 | /* |
3009 | * We must clear the error counters. | |
3010 | * These registers are cleared on read, | |
3011 | * so we may pass a useless variable to store the value. | |
3012 | */ | |
3013 | rt2800_register_read(rt2x00dev, RX_STA_CNT0, ®); | |
3014 | rt2800_register_read(rt2x00dev, RX_STA_CNT1, ®); | |
3015 | rt2800_register_read(rt2x00dev, RX_STA_CNT2, ®); | |
3016 | rt2800_register_read(rt2x00dev, TX_STA_CNT0, ®); | |
3017 | rt2800_register_read(rt2x00dev, TX_STA_CNT1, ®); | |
3018 | rt2800_register_read(rt2x00dev, TX_STA_CNT2, ®); | |
3019 | ||
9f926fb5 HS |
3020 | /* |
3021 | * Setup leadtime for pre tbtt interrupt to 6ms | |
3022 | */ | |
3023 | rt2800_register_read(rt2x00dev, INT_TIMER_CFG, ®); | |
3024 | rt2x00_set_field32(®, INT_TIMER_CFG_PRE_TBTT_TIMER, 6 << 4); | |
3025 | rt2800_register_write(rt2x00dev, INT_TIMER_CFG, reg); | |
3026 | ||
977206d7 HS |
3027 | /* |
3028 | * Set up channel statistics timer | |
3029 | */ | |
3030 | rt2800_register_read(rt2x00dev, CH_TIME_CFG, ®); | |
3031 | rt2x00_set_field32(®, CH_TIME_CFG_EIFS_BUSY, 1); | |
3032 | rt2x00_set_field32(®, CH_TIME_CFG_NAV_BUSY, 1); | |
3033 | rt2x00_set_field32(®, CH_TIME_CFG_RX_BUSY, 1); | |
3034 | rt2x00_set_field32(®, CH_TIME_CFG_TX_BUSY, 1); | |
3035 | rt2x00_set_field32(®, CH_TIME_CFG_TMR_EN, 1); | |
3036 | rt2800_register_write(rt2x00dev, CH_TIME_CFG, reg); | |
3037 | ||
fcf51541 BZ |
3038 | return 0; |
3039 | } | |
fcf51541 BZ |
3040 | |
3041 | static int rt2800_wait_bbp_rf_ready(struct rt2x00_dev *rt2x00dev) | |
3042 | { | |
3043 | unsigned int i; | |
3044 | u32 reg; | |
3045 | ||
3046 | for (i = 0; i < REGISTER_BUSY_COUNT; i++) { | |
3047 | rt2800_register_read(rt2x00dev, MAC_STATUS_CFG, ®); | |
3048 | if (!rt2x00_get_field32(reg, MAC_STATUS_CFG_BBP_RF_BUSY)) | |
3049 | return 0; | |
3050 | ||
3051 | udelay(REGISTER_BUSY_DELAY); | |
3052 | } | |
3053 | ||
3054 | ERROR(rt2x00dev, "BBP/RF register access failed, aborting.\n"); | |
3055 | return -EACCES; | |
3056 | } | |
3057 | ||
3058 | static int rt2800_wait_bbp_ready(struct rt2x00_dev *rt2x00dev) | |
3059 | { | |
3060 | unsigned int i; | |
3061 | u8 value; | |
3062 | ||
3063 | /* | |
3064 | * BBP was enabled after firmware was loaded, | |
3065 | * but we need to reactivate it now. | |
3066 | */ | |
3067 | rt2800_register_write(rt2x00dev, H2M_BBP_AGENT, 0); | |
3068 | rt2800_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0); | |
3069 | msleep(1); | |
3070 | ||
3071 | for (i = 0; i < REGISTER_BUSY_COUNT; i++) { | |
3072 | rt2800_bbp_read(rt2x00dev, 0, &value); | |
3073 | if ((value != 0xff) && (value != 0x00)) | |
3074 | return 0; | |
3075 | udelay(REGISTER_BUSY_DELAY); | |
3076 | } | |
3077 | ||
3078 | ERROR(rt2x00dev, "BBP register access failed, aborting.\n"); | |
3079 | return -EACCES; | |
3080 | } | |
3081 | ||
b9a07ae9 | 3082 | static int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev) |
fcf51541 BZ |
3083 | { |
3084 | unsigned int i; | |
3085 | u16 eeprom; | |
3086 | u8 reg_id; | |
3087 | u8 value; | |
3088 | ||
3089 | if (unlikely(rt2800_wait_bbp_rf_ready(rt2x00dev) || | |
3090 | rt2800_wait_bbp_ready(rt2x00dev))) | |
3091 | return -EACCES; | |
3092 | ||
adde5882 GJ |
3093 | if (rt2x00_rt(rt2x00dev, RT5390)) { |
3094 | rt2800_bbp_read(rt2x00dev, 4, &value); | |
3095 | rt2x00_set_field8(&value, BBP4_MAC_IF_CTRL, 1); | |
3096 | rt2800_bbp_write(rt2x00dev, 4, value); | |
3097 | } | |
60687ba7 | 3098 | |
adde5882 | 3099 | if (rt2800_is_305x_soc(rt2x00dev) || |
872834df | 3100 | rt2x00_rt(rt2x00dev, RT3572) || |
adde5882 | 3101 | rt2x00_rt(rt2x00dev, RT5390)) |
baff8006 HS |
3102 | rt2800_bbp_write(rt2x00dev, 31, 0x08); |
3103 | ||
fcf51541 BZ |
3104 | rt2800_bbp_write(rt2x00dev, 65, 0x2c); |
3105 | rt2800_bbp_write(rt2x00dev, 66, 0x38); | |
a9dce149 | 3106 | |
adde5882 GJ |
3107 | if (rt2x00_rt(rt2x00dev, RT5390)) |
3108 | rt2800_bbp_write(rt2x00dev, 68, 0x0b); | |
60687ba7 | 3109 | |
a9dce149 GW |
3110 | if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C)) { |
3111 | rt2800_bbp_write(rt2x00dev, 69, 0x16); | |
3112 | rt2800_bbp_write(rt2x00dev, 73, 0x12); | |
adde5882 GJ |
3113 | } else if (rt2x00_rt(rt2x00dev, RT5390)) { |
3114 | rt2800_bbp_write(rt2x00dev, 69, 0x12); | |
3115 | rt2800_bbp_write(rt2x00dev, 73, 0x13); | |
3116 | rt2800_bbp_write(rt2x00dev, 75, 0x46); | |
3117 | rt2800_bbp_write(rt2x00dev, 76, 0x28); | |
3118 | rt2800_bbp_write(rt2x00dev, 77, 0x59); | |
a9dce149 GW |
3119 | } else { |
3120 | rt2800_bbp_write(rt2x00dev, 69, 0x12); | |
3121 | rt2800_bbp_write(rt2x00dev, 73, 0x10); | |
3122 | } | |
3123 | ||
fcf51541 | 3124 | rt2800_bbp_write(rt2x00dev, 70, 0x0a); |
8cdd15e0 | 3125 | |
d5385bfc | 3126 | if (rt2x00_rt(rt2x00dev, RT3070) || |
64522957 | 3127 | rt2x00_rt(rt2x00dev, RT3071) || |
cc78e904 | 3128 | rt2x00_rt(rt2x00dev, RT3090) || |
adde5882 | 3129 | rt2x00_rt(rt2x00dev, RT3390) || |
872834df | 3130 | rt2x00_rt(rt2x00dev, RT3572) || |
adde5882 | 3131 | rt2x00_rt(rt2x00dev, RT5390)) { |
8cdd15e0 GW |
3132 | rt2800_bbp_write(rt2x00dev, 79, 0x13); |
3133 | rt2800_bbp_write(rt2x00dev, 80, 0x05); | |
3134 | rt2800_bbp_write(rt2x00dev, 81, 0x33); | |
baff8006 HS |
3135 | } else if (rt2800_is_305x_soc(rt2x00dev)) { |
3136 | rt2800_bbp_write(rt2x00dev, 78, 0x0e); | |
3137 | rt2800_bbp_write(rt2x00dev, 80, 0x08); | |
8cdd15e0 GW |
3138 | } else { |
3139 | rt2800_bbp_write(rt2x00dev, 81, 0x37); | |
3140 | } | |
3141 | ||
fcf51541 | 3142 | rt2800_bbp_write(rt2x00dev, 82, 0x62); |
adde5882 GJ |
3143 | if (rt2x00_rt(rt2x00dev, RT5390)) |
3144 | rt2800_bbp_write(rt2x00dev, 83, 0x7a); | |
3145 | else | |
3146 | rt2800_bbp_write(rt2x00dev, 83, 0x6a); | |
a9dce149 | 3147 | |
5ed8f458 | 3148 | if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860D)) |
a9dce149 | 3149 | rt2800_bbp_write(rt2x00dev, 84, 0x19); |
adde5882 GJ |
3150 | else if (rt2x00_rt(rt2x00dev, RT5390)) |
3151 | rt2800_bbp_write(rt2x00dev, 84, 0x9a); | |
a9dce149 GW |
3152 | else |
3153 | rt2800_bbp_write(rt2x00dev, 84, 0x99); | |
3154 | ||
adde5882 GJ |
3155 | if (rt2x00_rt(rt2x00dev, RT5390)) |
3156 | rt2800_bbp_write(rt2x00dev, 86, 0x38); | |
3157 | else | |
3158 | rt2800_bbp_write(rt2x00dev, 86, 0x00); | |
60687ba7 | 3159 | |
fcf51541 | 3160 | rt2800_bbp_write(rt2x00dev, 91, 0x04); |
60687ba7 | 3161 | |
adde5882 GJ |
3162 | if (rt2x00_rt(rt2x00dev, RT5390)) |
3163 | rt2800_bbp_write(rt2x00dev, 92, 0x02); | |
3164 | else | |
3165 | rt2800_bbp_write(rt2x00dev, 92, 0x00); | |
8cdd15e0 | 3166 | |
d5385bfc | 3167 | if (rt2x00_rt_rev_gte(rt2x00dev, RT3070, REV_RT3070F) || |
64522957 | 3168 | rt2x00_rt_rev_gte(rt2x00dev, RT3071, REV_RT3071E) || |
cc78e904 | 3169 | rt2x00_rt_rev_gte(rt2x00dev, RT3090, REV_RT3090E) || |
baff8006 | 3170 | rt2x00_rt_rev_gte(rt2x00dev, RT3390, REV_RT3390E) || |
872834df | 3171 | rt2x00_rt(rt2x00dev, RT3572) || |
adde5882 | 3172 | rt2x00_rt(rt2x00dev, RT5390) || |
baff8006 | 3173 | rt2800_is_305x_soc(rt2x00dev)) |
8cdd15e0 GW |
3174 | rt2800_bbp_write(rt2x00dev, 103, 0xc0); |
3175 | else | |
3176 | rt2800_bbp_write(rt2x00dev, 103, 0x00); | |
3177 | ||
adde5882 GJ |
3178 | if (rt2x00_rt(rt2x00dev, RT5390)) |
3179 | rt2800_bbp_write(rt2x00dev, 104, 0x92); | |
60687ba7 | 3180 | |
baff8006 HS |
3181 | if (rt2800_is_305x_soc(rt2x00dev)) |
3182 | rt2800_bbp_write(rt2x00dev, 105, 0x01); | |
adde5882 GJ |
3183 | else if (rt2x00_rt(rt2x00dev, RT5390)) |
3184 | rt2800_bbp_write(rt2x00dev, 105, 0x3c); | |
baff8006 HS |
3185 | else |
3186 | rt2800_bbp_write(rt2x00dev, 105, 0x05); | |
60687ba7 | 3187 | |
adde5882 GJ |
3188 | if (rt2x00_rt(rt2x00dev, RT5390)) |
3189 | rt2800_bbp_write(rt2x00dev, 106, 0x03); | |
3190 | else | |
3191 | rt2800_bbp_write(rt2x00dev, 106, 0x35); | |
60687ba7 | 3192 | |
adde5882 GJ |
3193 | if (rt2x00_rt(rt2x00dev, RT5390)) |
3194 | rt2800_bbp_write(rt2x00dev, 128, 0x12); | |
fcf51541 | 3195 | |
64522957 | 3196 | if (rt2x00_rt(rt2x00dev, RT3071) || |
cc78e904 | 3197 | rt2x00_rt(rt2x00dev, RT3090) || |
adde5882 | 3198 | rt2x00_rt(rt2x00dev, RT3390) || |
872834df | 3199 | rt2x00_rt(rt2x00dev, RT3572) || |
adde5882 | 3200 | rt2x00_rt(rt2x00dev, RT5390)) { |
d5385bfc | 3201 | rt2800_bbp_read(rt2x00dev, 138, &value); |
fcf51541 | 3202 | |
38c8a566 RJH |
3203 | rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom); |
3204 | if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) == 1) | |
d5385bfc | 3205 | value |= 0x20; |
38c8a566 | 3206 | if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1) |
d5385bfc | 3207 | value &= ~0x02; |
fcf51541 | 3208 | |
d5385bfc | 3209 | rt2800_bbp_write(rt2x00dev, 138, value); |
fcf51541 BZ |
3210 | } |
3211 | ||
adde5882 GJ |
3212 | if (rt2x00_rt(rt2x00dev, RT5390)) { |
3213 | int ant, div_mode; | |
3214 | ||
3215 | rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom); | |
3216 | div_mode = rt2x00_get_field16(eeprom, | |
3217 | EEPROM_NIC_CONF1_ANT_DIVERSITY); | |
3218 | ant = (div_mode == 3) ? 1 : 0; | |
3219 | ||
3220 | /* check if this is a Bluetooth combo card */ | |
fdbc7b0a | 3221 | if (test_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags)) { |
adde5882 GJ |
3222 | u32 reg; |
3223 | ||
3224 | rt2800_register_read(rt2x00dev, GPIO_CTRL_CFG, ®); | |
3225 | rt2x00_set_field32(®, GPIO_CTRL_CFG_GPIOD_BIT3, 0); | |
3226 | rt2x00_set_field32(®, GPIO_CTRL_CFG_GPIOD_BIT6, 0); | |
3227 | rt2x00_set_field32(®, GPIO_CTRL_CFG_BIT3, 0); | |
3228 | rt2x00_set_field32(®, GPIO_CTRL_CFG_BIT6, 0); | |
3229 | if (ant == 0) | |
3230 | rt2x00_set_field32(®, GPIO_CTRL_CFG_BIT3, 1); | |
3231 | else if (ant == 1) | |
3232 | rt2x00_set_field32(®, GPIO_CTRL_CFG_BIT6, 1); | |
3233 | rt2800_register_write(rt2x00dev, GPIO_CTRL_CFG, reg); | |
3234 | } | |
3235 | ||
3236 | rt2800_bbp_read(rt2x00dev, 152, &value); | |
3237 | if (ant == 0) | |
3238 | rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 1); | |
3239 | else | |
3240 | rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 0); | |
3241 | rt2800_bbp_write(rt2x00dev, 152, value); | |
3242 | ||
3243 | /* Init frequency calibration */ | |
3244 | rt2800_bbp_write(rt2x00dev, 142, 1); | |
3245 | rt2800_bbp_write(rt2x00dev, 143, 57); | |
3246 | } | |
fcf51541 BZ |
3247 | |
3248 | for (i = 0; i < EEPROM_BBP_SIZE; i++) { | |
3249 | rt2x00_eeprom_read(rt2x00dev, EEPROM_BBP_START + i, &eeprom); | |
3250 | ||
3251 | if (eeprom != 0xffff && eeprom != 0x0000) { | |
3252 | reg_id = rt2x00_get_field16(eeprom, EEPROM_BBP_REG_ID); | |
3253 | value = rt2x00_get_field16(eeprom, EEPROM_BBP_VALUE); | |
3254 | rt2800_bbp_write(rt2x00dev, reg_id, value); | |
3255 | } | |
3256 | } | |
3257 | ||
3258 | return 0; | |
3259 | } | |
fcf51541 BZ |
3260 | |
3261 | static u8 rt2800_init_rx_filter(struct rt2x00_dev *rt2x00dev, | |
3262 | bool bw40, u8 rfcsr24, u8 filter_target) | |
3263 | { | |
3264 | unsigned int i; | |
3265 | u8 bbp; | |
3266 | u8 rfcsr; | |
3267 | u8 passband; | |
3268 | u8 stopband; | |
3269 | u8 overtuned = 0; | |
3270 | ||
3271 | rt2800_rfcsr_write(rt2x00dev, 24, rfcsr24); | |
3272 | ||
3273 | rt2800_bbp_read(rt2x00dev, 4, &bbp); | |
3274 | rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 2 * bw40); | |
3275 | rt2800_bbp_write(rt2x00dev, 4, bbp); | |
3276 | ||
80d184e6 RJH |
3277 | rt2800_rfcsr_read(rt2x00dev, 31, &rfcsr); |
3278 | rt2x00_set_field8(&rfcsr, RFCSR31_RX_H20M, bw40); | |
3279 | rt2800_rfcsr_write(rt2x00dev, 31, rfcsr); | |
3280 | ||
fcf51541 BZ |
3281 | rt2800_rfcsr_read(rt2x00dev, 22, &rfcsr); |
3282 | rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 1); | |
3283 | rt2800_rfcsr_write(rt2x00dev, 22, rfcsr); | |
3284 | ||
3285 | /* | |
3286 | * Set power & frequency of passband test tone | |
3287 | */ | |
3288 | rt2800_bbp_write(rt2x00dev, 24, 0); | |
3289 | ||
3290 | for (i = 0; i < 100; i++) { | |
3291 | rt2800_bbp_write(rt2x00dev, 25, 0x90); | |
3292 | msleep(1); | |
3293 | ||
3294 | rt2800_bbp_read(rt2x00dev, 55, &passband); | |
3295 | if (passband) | |
3296 | break; | |
3297 | } | |
3298 | ||
3299 | /* | |
3300 | * Set power & frequency of stopband test tone | |
3301 | */ | |
3302 | rt2800_bbp_write(rt2x00dev, 24, 0x06); | |
3303 | ||
3304 | for (i = 0; i < 100; i++) { | |
3305 | rt2800_bbp_write(rt2x00dev, 25, 0x90); | |
3306 | msleep(1); | |
3307 | ||
3308 | rt2800_bbp_read(rt2x00dev, 55, &stopband); | |
3309 | ||
3310 | if ((passband - stopband) <= filter_target) { | |
3311 | rfcsr24++; | |
3312 | overtuned += ((passband - stopband) == filter_target); | |
3313 | } else | |
3314 | break; | |
3315 | ||
3316 | rt2800_rfcsr_write(rt2x00dev, 24, rfcsr24); | |
3317 | } | |
3318 | ||
3319 | rfcsr24 -= !!overtuned; | |
3320 | ||
3321 | rt2800_rfcsr_write(rt2x00dev, 24, rfcsr24); | |
3322 | return rfcsr24; | |
3323 | } | |
3324 | ||
b9a07ae9 | 3325 | static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) |
fcf51541 | 3326 | { |
3a1c0128 | 3327 | struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; |
fcf51541 BZ |
3328 | u8 rfcsr; |
3329 | u8 bbp; | |
8cdd15e0 GW |
3330 | u32 reg; |
3331 | u16 eeprom; | |
fcf51541 | 3332 | |
d5385bfc | 3333 | if (!rt2x00_rt(rt2x00dev, RT3070) && |
64522957 | 3334 | !rt2x00_rt(rt2x00dev, RT3071) && |
cc78e904 | 3335 | !rt2x00_rt(rt2x00dev, RT3090) && |
23812383 | 3336 | !rt2x00_rt(rt2x00dev, RT3390) && |
872834df | 3337 | !rt2x00_rt(rt2x00dev, RT3572) && |
adde5882 | 3338 | !rt2x00_rt(rt2x00dev, RT5390) && |
baff8006 | 3339 | !rt2800_is_305x_soc(rt2x00dev)) |
fcf51541 BZ |
3340 | return 0; |
3341 | ||
fcf51541 BZ |
3342 | /* |
3343 | * Init RF calibration. | |
3344 | */ | |
adde5882 GJ |
3345 | if (rt2x00_rt(rt2x00dev, RT5390)) { |
3346 | rt2800_rfcsr_read(rt2x00dev, 2, &rfcsr); | |
3347 | rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_EN, 1); | |
3348 | rt2800_rfcsr_write(rt2x00dev, 2, rfcsr); | |
3349 | msleep(1); | |
3350 | rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_EN, 0); | |
3351 | rt2800_rfcsr_write(rt2x00dev, 2, rfcsr); | |
3352 | } else { | |
3353 | rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr); | |
3354 | rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 1); | |
3355 | rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); | |
3356 | msleep(1); | |
3357 | rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 0); | |
3358 | rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); | |
3359 | } | |
fcf51541 | 3360 | |
d5385bfc | 3361 | if (rt2x00_rt(rt2x00dev, RT3070) || |
64522957 GW |
3362 | rt2x00_rt(rt2x00dev, RT3071) || |
3363 | rt2x00_rt(rt2x00dev, RT3090)) { | |
fcf51541 BZ |
3364 | rt2800_rfcsr_write(rt2x00dev, 4, 0x40); |
3365 | rt2800_rfcsr_write(rt2x00dev, 5, 0x03); | |
3366 | rt2800_rfcsr_write(rt2x00dev, 6, 0x02); | |
80d184e6 | 3367 | rt2800_rfcsr_write(rt2x00dev, 7, 0x60); |
fcf51541 | 3368 | rt2800_rfcsr_write(rt2x00dev, 9, 0x0f); |
8cdd15e0 | 3369 | rt2800_rfcsr_write(rt2x00dev, 10, 0x41); |
fcf51541 BZ |
3370 | rt2800_rfcsr_write(rt2x00dev, 11, 0x21); |
3371 | rt2800_rfcsr_write(rt2x00dev, 12, 0x7b); | |
3372 | rt2800_rfcsr_write(rt2x00dev, 14, 0x90); | |
3373 | rt2800_rfcsr_write(rt2x00dev, 15, 0x58); | |
3374 | rt2800_rfcsr_write(rt2x00dev, 16, 0xb3); | |
3375 | rt2800_rfcsr_write(rt2x00dev, 17, 0x92); | |
3376 | rt2800_rfcsr_write(rt2x00dev, 18, 0x2c); | |
3377 | rt2800_rfcsr_write(rt2x00dev, 19, 0x02); | |
3378 | rt2800_rfcsr_write(rt2x00dev, 20, 0xba); | |
3379 | rt2800_rfcsr_write(rt2x00dev, 21, 0xdb); | |
3380 | rt2800_rfcsr_write(rt2x00dev, 24, 0x16); | |
3381 | rt2800_rfcsr_write(rt2x00dev, 25, 0x01); | |
fcf51541 | 3382 | rt2800_rfcsr_write(rt2x00dev, 29, 0x1f); |
cc78e904 GW |
3383 | } else if (rt2x00_rt(rt2x00dev, RT3390)) { |
3384 | rt2800_rfcsr_write(rt2x00dev, 0, 0xa0); | |
3385 | rt2800_rfcsr_write(rt2x00dev, 1, 0xe1); | |
3386 | rt2800_rfcsr_write(rt2x00dev, 2, 0xf1); | |
3387 | rt2800_rfcsr_write(rt2x00dev, 3, 0x62); | |
fcf51541 | 3388 | rt2800_rfcsr_write(rt2x00dev, 4, 0x40); |
cc78e904 GW |
3389 | rt2800_rfcsr_write(rt2x00dev, 5, 0x8b); |
3390 | rt2800_rfcsr_write(rt2x00dev, 6, 0x42); | |
3391 | rt2800_rfcsr_write(rt2x00dev, 7, 0x34); | |
3392 | rt2800_rfcsr_write(rt2x00dev, 8, 0x00); | |
3393 | rt2800_rfcsr_write(rt2x00dev, 9, 0xc0); | |
3394 | rt2800_rfcsr_write(rt2x00dev, 10, 0x61); | |
fcf51541 | 3395 | rt2800_rfcsr_write(rt2x00dev, 11, 0x21); |
cc78e904 GW |
3396 | rt2800_rfcsr_write(rt2x00dev, 12, 0x3b); |
3397 | rt2800_rfcsr_write(rt2x00dev, 13, 0xe0); | |
fcf51541 | 3398 | rt2800_rfcsr_write(rt2x00dev, 14, 0x90); |
cc78e904 GW |
3399 | rt2800_rfcsr_write(rt2x00dev, 15, 0x53); |
3400 | rt2800_rfcsr_write(rt2x00dev, 16, 0xe0); | |
3401 | rt2800_rfcsr_write(rt2x00dev, 17, 0x94); | |
3402 | rt2800_rfcsr_write(rt2x00dev, 18, 0x5c); | |
3403 | rt2800_rfcsr_write(rt2x00dev, 19, 0x4a); | |
3404 | rt2800_rfcsr_write(rt2x00dev, 20, 0xb2); | |
3405 | rt2800_rfcsr_write(rt2x00dev, 21, 0xf6); | |
fcf51541 | 3406 | rt2800_rfcsr_write(rt2x00dev, 22, 0x00); |
cc78e904 | 3407 | rt2800_rfcsr_write(rt2x00dev, 23, 0x14); |
fcf51541 | 3408 | rt2800_rfcsr_write(rt2x00dev, 24, 0x08); |
cc78e904 GW |
3409 | rt2800_rfcsr_write(rt2x00dev, 25, 0x3d); |
3410 | rt2800_rfcsr_write(rt2x00dev, 26, 0x85); | |
3411 | rt2800_rfcsr_write(rt2x00dev, 27, 0x00); | |
3412 | rt2800_rfcsr_write(rt2x00dev, 28, 0x41); | |
3413 | rt2800_rfcsr_write(rt2x00dev, 29, 0x8f); | |
3414 | rt2800_rfcsr_write(rt2x00dev, 30, 0x20); | |
3415 | rt2800_rfcsr_write(rt2x00dev, 31, 0x0f); | |
872834df GW |
3416 | } else if (rt2x00_rt(rt2x00dev, RT3572)) { |
3417 | rt2800_rfcsr_write(rt2x00dev, 0, 0x70); | |
3418 | rt2800_rfcsr_write(rt2x00dev, 1, 0x81); | |
3419 | rt2800_rfcsr_write(rt2x00dev, 2, 0xf1); | |
3420 | rt2800_rfcsr_write(rt2x00dev, 3, 0x02); | |
3421 | rt2800_rfcsr_write(rt2x00dev, 4, 0x4c); | |
3422 | rt2800_rfcsr_write(rt2x00dev, 5, 0x05); | |
3423 | rt2800_rfcsr_write(rt2x00dev, 6, 0x4a); | |
3424 | rt2800_rfcsr_write(rt2x00dev, 7, 0xd8); | |
3425 | rt2800_rfcsr_write(rt2x00dev, 9, 0xc3); | |
3426 | rt2800_rfcsr_write(rt2x00dev, 10, 0xf1); | |
3427 | rt2800_rfcsr_write(rt2x00dev, 11, 0xb9); | |
3428 | rt2800_rfcsr_write(rt2x00dev, 12, 0x70); | |
3429 | rt2800_rfcsr_write(rt2x00dev, 13, 0x65); | |
3430 | rt2800_rfcsr_write(rt2x00dev, 14, 0xa0); | |
3431 | rt2800_rfcsr_write(rt2x00dev, 15, 0x53); | |
3432 | rt2800_rfcsr_write(rt2x00dev, 16, 0x4c); | |
3433 | rt2800_rfcsr_write(rt2x00dev, 17, 0x23); | |
3434 | rt2800_rfcsr_write(rt2x00dev, 18, 0xac); | |
3435 | rt2800_rfcsr_write(rt2x00dev, 19, 0x93); | |
3436 | rt2800_rfcsr_write(rt2x00dev, 20, 0xb3); | |
3437 | rt2800_rfcsr_write(rt2x00dev, 21, 0xd0); | |
3438 | rt2800_rfcsr_write(rt2x00dev, 22, 0x00); | |
3439 | rt2800_rfcsr_write(rt2x00dev, 23, 0x3c); | |
3440 | rt2800_rfcsr_write(rt2x00dev, 24, 0x16); | |
3441 | rt2800_rfcsr_write(rt2x00dev, 25, 0x15); | |
3442 | rt2800_rfcsr_write(rt2x00dev, 26, 0x85); | |
3443 | rt2800_rfcsr_write(rt2x00dev, 27, 0x00); | |
3444 | rt2800_rfcsr_write(rt2x00dev, 28, 0x00); | |
3445 | rt2800_rfcsr_write(rt2x00dev, 29, 0x9b); | |
3446 | rt2800_rfcsr_write(rt2x00dev, 30, 0x09); | |
3447 | rt2800_rfcsr_write(rt2x00dev, 31, 0x10); | |
baff8006 | 3448 | } else if (rt2800_is_305x_soc(rt2x00dev)) { |
23812383 HS |
3449 | rt2800_rfcsr_write(rt2x00dev, 0, 0x50); |
3450 | rt2800_rfcsr_write(rt2x00dev, 1, 0x01); | |
3451 | rt2800_rfcsr_write(rt2x00dev, 2, 0xf7); | |
3452 | rt2800_rfcsr_write(rt2x00dev, 3, 0x75); | |
3453 | rt2800_rfcsr_write(rt2x00dev, 4, 0x40); | |
3454 | rt2800_rfcsr_write(rt2x00dev, 5, 0x03); | |
3455 | rt2800_rfcsr_write(rt2x00dev, 6, 0x02); | |
3456 | rt2800_rfcsr_write(rt2x00dev, 7, 0x50); | |
3457 | rt2800_rfcsr_write(rt2x00dev, 8, 0x39); | |
3458 | rt2800_rfcsr_write(rt2x00dev, 9, 0x0f); | |
3459 | rt2800_rfcsr_write(rt2x00dev, 10, 0x60); | |
3460 | rt2800_rfcsr_write(rt2x00dev, 11, 0x21); | |
3461 | rt2800_rfcsr_write(rt2x00dev, 12, 0x75); | |
3462 | rt2800_rfcsr_write(rt2x00dev, 13, 0x75); | |
3463 | rt2800_rfcsr_write(rt2x00dev, 14, 0x90); | |
3464 | rt2800_rfcsr_write(rt2x00dev, 15, 0x58); | |
3465 | rt2800_rfcsr_write(rt2x00dev, 16, 0xb3); | |
3466 | rt2800_rfcsr_write(rt2x00dev, 17, 0x92); | |
3467 | rt2800_rfcsr_write(rt2x00dev, 18, 0x2c); | |
3468 | rt2800_rfcsr_write(rt2x00dev, 19, 0x02); | |
3469 | rt2800_rfcsr_write(rt2x00dev, 20, 0xba); | |
3470 | rt2800_rfcsr_write(rt2x00dev, 21, 0xdb); | |
3471 | rt2800_rfcsr_write(rt2x00dev, 22, 0x00); | |
3472 | rt2800_rfcsr_write(rt2x00dev, 23, 0x31); | |
3473 | rt2800_rfcsr_write(rt2x00dev, 24, 0x08); | |
3474 | rt2800_rfcsr_write(rt2x00dev, 25, 0x01); | |
3475 | rt2800_rfcsr_write(rt2x00dev, 26, 0x25); | |
3476 | rt2800_rfcsr_write(rt2x00dev, 27, 0x23); | |
3477 | rt2800_rfcsr_write(rt2x00dev, 28, 0x13); | |
3478 | rt2800_rfcsr_write(rt2x00dev, 29, 0x83); | |
baff8006 HS |
3479 | rt2800_rfcsr_write(rt2x00dev, 30, 0x00); |
3480 | rt2800_rfcsr_write(rt2x00dev, 31, 0x00); | |
3481 | return 0; | |
adde5882 GJ |
3482 | } else if (rt2x00_rt(rt2x00dev, RT5390)) { |
3483 | rt2800_rfcsr_write(rt2x00dev, 1, 0x0f); | |
3484 | rt2800_rfcsr_write(rt2x00dev, 2, 0x80); | |
3485 | rt2800_rfcsr_write(rt2x00dev, 3, 0x88); | |
3486 | rt2800_rfcsr_write(rt2x00dev, 5, 0x10); | |
3487 | if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) | |
3488 | rt2800_rfcsr_write(rt2x00dev, 6, 0xe0); | |
3489 | else | |
3490 | rt2800_rfcsr_write(rt2x00dev, 6, 0xa0); | |
3491 | rt2800_rfcsr_write(rt2x00dev, 7, 0x00); | |
3492 | rt2800_rfcsr_write(rt2x00dev, 10, 0x53); | |
3493 | rt2800_rfcsr_write(rt2x00dev, 11, 0x4a); | |
3494 | rt2800_rfcsr_write(rt2x00dev, 12, 0xc6); | |
3495 | rt2800_rfcsr_write(rt2x00dev, 13, 0x9f); | |
3496 | rt2800_rfcsr_write(rt2x00dev, 14, 0x00); | |
3497 | rt2800_rfcsr_write(rt2x00dev, 15, 0x00); | |
3498 | rt2800_rfcsr_write(rt2x00dev, 16, 0x00); | |
3499 | rt2800_rfcsr_write(rt2x00dev, 18, 0x03); | |
3500 | rt2800_rfcsr_write(rt2x00dev, 19, 0x00); | |
3501 | ||
3502 | rt2800_rfcsr_write(rt2x00dev, 20, 0x00); | |
3503 | rt2800_rfcsr_write(rt2x00dev, 21, 0x00); | |
3504 | rt2800_rfcsr_write(rt2x00dev, 22, 0x20); | |
3505 | rt2800_rfcsr_write(rt2x00dev, 23, 0x00); | |
3506 | rt2800_rfcsr_write(rt2x00dev, 24, 0x00); | |
3507 | if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) | |
3508 | rt2800_rfcsr_write(rt2x00dev, 25, 0x80); | |
3509 | else | |
3510 | rt2800_rfcsr_write(rt2x00dev, 25, 0xc0); | |
3511 | rt2800_rfcsr_write(rt2x00dev, 26, 0x00); | |
3512 | rt2800_rfcsr_write(rt2x00dev, 27, 0x09); | |
3513 | rt2800_rfcsr_write(rt2x00dev, 28, 0x00); | |
3514 | rt2800_rfcsr_write(rt2x00dev, 29, 0x10); | |
3515 | ||
3516 | rt2800_rfcsr_write(rt2x00dev, 30, 0x00); | |
3517 | rt2800_rfcsr_write(rt2x00dev, 31, 0x80); | |
3518 | rt2800_rfcsr_write(rt2x00dev, 32, 0x80); | |
3519 | rt2800_rfcsr_write(rt2x00dev, 33, 0x00); | |
3520 | rt2800_rfcsr_write(rt2x00dev, 34, 0x07); | |
3521 | rt2800_rfcsr_write(rt2x00dev, 35, 0x12); | |
3522 | rt2800_rfcsr_write(rt2x00dev, 36, 0x00); | |
3523 | rt2800_rfcsr_write(rt2x00dev, 37, 0x08); | |
3524 | rt2800_rfcsr_write(rt2x00dev, 38, 0x85); | |
3525 | rt2800_rfcsr_write(rt2x00dev, 39, 0x1b); | |
3526 | ||
3527 | if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) | |
3528 | rt2800_rfcsr_write(rt2x00dev, 40, 0x0b); | |
3529 | else | |
3530 | rt2800_rfcsr_write(rt2x00dev, 40, 0x4b); | |
3531 | rt2800_rfcsr_write(rt2x00dev, 41, 0xbb); | |
3532 | rt2800_rfcsr_write(rt2x00dev, 42, 0xd2); | |
3533 | rt2800_rfcsr_write(rt2x00dev, 43, 0x9a); | |
3534 | rt2800_rfcsr_write(rt2x00dev, 44, 0x0e); | |
3535 | rt2800_rfcsr_write(rt2x00dev, 45, 0xa2); | |
3536 | if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) | |
3537 | rt2800_rfcsr_write(rt2x00dev, 46, 0x73); | |
3538 | else | |
3539 | rt2800_rfcsr_write(rt2x00dev, 46, 0x7b); | |
3540 | rt2800_rfcsr_write(rt2x00dev, 47, 0x00); | |
3541 | rt2800_rfcsr_write(rt2x00dev, 48, 0x10); | |
3542 | rt2800_rfcsr_write(rt2x00dev, 49, 0x94); | |
3543 | ||
3544 | rt2800_rfcsr_write(rt2x00dev, 52, 0x38); | |
3545 | if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) | |
3546 | rt2800_rfcsr_write(rt2x00dev, 53, 0x00); | |
3547 | else | |
3548 | rt2800_rfcsr_write(rt2x00dev, 53, 0x84); | |
3549 | rt2800_rfcsr_write(rt2x00dev, 54, 0x78); | |
3550 | rt2800_rfcsr_write(rt2x00dev, 55, 0x44); | |
3551 | rt2800_rfcsr_write(rt2x00dev, 56, 0x22); | |
3552 | rt2800_rfcsr_write(rt2x00dev, 57, 0x80); | |
3553 | rt2800_rfcsr_write(rt2x00dev, 58, 0x7f); | |
3554 | rt2800_rfcsr_write(rt2x00dev, 59, 0x63); | |
3555 | ||
3556 | rt2800_rfcsr_write(rt2x00dev, 60, 0x45); | |
3557 | if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) | |
3558 | rt2800_rfcsr_write(rt2x00dev, 61, 0xd1); | |
3559 | else | |
3560 | rt2800_rfcsr_write(rt2x00dev, 61, 0xdd); | |
3561 | rt2800_rfcsr_write(rt2x00dev, 62, 0x00); | |
3562 | rt2800_rfcsr_write(rt2x00dev, 63, 0x00); | |
8cdd15e0 GW |
3563 | } |
3564 | ||
3565 | if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F)) { | |
3566 | rt2800_register_read(rt2x00dev, LDO_CFG0, ®); | |
3567 | rt2x00_set_field32(®, LDO_CFG0_BGSEL, 1); | |
3568 | rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 3); | |
3569 | rt2800_register_write(rt2x00dev, LDO_CFG0, reg); | |
64522957 GW |
3570 | } else if (rt2x00_rt(rt2x00dev, RT3071) || |
3571 | rt2x00_rt(rt2x00dev, RT3090)) { | |
80d184e6 RJH |
3572 | rt2800_rfcsr_write(rt2x00dev, 31, 0x14); |
3573 | ||
d5385bfc GW |
3574 | rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr); |
3575 | rt2x00_set_field8(&rfcsr, RFCSR6_R2, 1); | |
3576 | rt2800_rfcsr_write(rt2x00dev, 6, rfcsr); | |
3577 | ||
d5385bfc GW |
3578 | rt2800_register_read(rt2x00dev, LDO_CFG0, ®); |
3579 | rt2x00_set_field32(®, LDO_CFG0_BGSEL, 1); | |
64522957 GW |
3580 | if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || |
3581 | rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E)) { | |
38c8a566 RJH |
3582 | rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom); |
3583 | if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_DAC_TEST)) | |
d5385bfc GW |
3584 | rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 3); |
3585 | else | |
3586 | rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 0); | |
3587 | } | |
3588 | rt2800_register_write(rt2x00dev, LDO_CFG0, reg); | |
80d184e6 RJH |
3589 | |
3590 | rt2800_register_read(rt2x00dev, GPIO_SWITCH, ®); | |
3591 | rt2x00_set_field32(®, GPIO_SWITCH_5, 0); | |
3592 | rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg); | |
cc78e904 GW |
3593 | } else if (rt2x00_rt(rt2x00dev, RT3390)) { |
3594 | rt2800_register_read(rt2x00dev, GPIO_SWITCH, ®); | |
3595 | rt2x00_set_field32(®, GPIO_SWITCH_5, 0); | |
3596 | rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg); | |
872834df GW |
3597 | } else if (rt2x00_rt(rt2x00dev, RT3572)) { |
3598 | rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr); | |
3599 | rt2x00_set_field8(&rfcsr, RFCSR6_R2, 1); | |
3600 | rt2800_rfcsr_write(rt2x00dev, 6, rfcsr); | |
3601 | ||
3602 | rt2800_register_read(rt2x00dev, LDO_CFG0, ®); | |
3603 | rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 3); | |
3604 | rt2x00_set_field32(®, LDO_CFG0_BGSEL, 1); | |
3605 | rt2800_register_write(rt2x00dev, LDO_CFG0, reg); | |
3606 | msleep(1); | |
3607 | rt2800_register_read(rt2x00dev, LDO_CFG0, ®); | |
3608 | rt2x00_set_field32(®, LDO_CFG0_BGSEL, 1); | |
3609 | rt2800_register_write(rt2x00dev, LDO_CFG0, reg); | |
fcf51541 BZ |
3610 | } |
3611 | ||
3612 | /* | |
3613 | * Set RX Filter calibration for 20MHz and 40MHz | |
3614 | */ | |
8cdd15e0 | 3615 | if (rt2x00_rt(rt2x00dev, RT3070)) { |
3a1c0128 | 3616 | drv_data->calibration_bw20 = |
8cdd15e0 | 3617 | rt2800_init_rx_filter(rt2x00dev, false, 0x07, 0x16); |
3a1c0128 | 3618 | drv_data->calibration_bw40 = |
8cdd15e0 | 3619 | rt2800_init_rx_filter(rt2x00dev, true, 0x27, 0x19); |
64522957 | 3620 | } else if (rt2x00_rt(rt2x00dev, RT3071) || |
cc78e904 | 3621 | rt2x00_rt(rt2x00dev, RT3090) || |
872834df GW |
3622 | rt2x00_rt(rt2x00dev, RT3390) || |
3623 | rt2x00_rt(rt2x00dev, RT3572)) { | |
3a1c0128 | 3624 | drv_data->calibration_bw20 = |
d5385bfc | 3625 | rt2800_init_rx_filter(rt2x00dev, false, 0x07, 0x13); |
3a1c0128 | 3626 | drv_data->calibration_bw40 = |
d5385bfc | 3627 | rt2800_init_rx_filter(rt2x00dev, true, 0x27, 0x15); |
8cdd15e0 | 3628 | } |
fcf51541 | 3629 | |
5d137dff GW |
3630 | /* |
3631 | * Save BBP 25 & 26 values for later use in channel switching | |
3632 | */ | |
3633 | rt2800_bbp_read(rt2x00dev, 25, &drv_data->bbp25); | |
3634 | rt2800_bbp_read(rt2x00dev, 26, &drv_data->bbp26); | |
3635 | ||
adde5882 GJ |
3636 | if (!rt2x00_rt(rt2x00dev, RT5390)) { |
3637 | /* | |
3638 | * Set back to initial state | |
3639 | */ | |
3640 | rt2800_bbp_write(rt2x00dev, 24, 0); | |
fcf51541 | 3641 | |
adde5882 GJ |
3642 | rt2800_rfcsr_read(rt2x00dev, 22, &rfcsr); |
3643 | rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 0); | |
3644 | rt2800_rfcsr_write(rt2x00dev, 22, rfcsr); | |
fcf51541 | 3645 | |
adde5882 GJ |
3646 | /* |
3647 | * Set BBP back to BW20 | |
3648 | */ | |
3649 | rt2800_bbp_read(rt2x00dev, 4, &bbp); | |
3650 | rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 0); | |
3651 | rt2800_bbp_write(rt2x00dev, 4, bbp); | |
3652 | } | |
fcf51541 | 3653 | |
d5385bfc | 3654 | if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F) || |
64522957 | 3655 | rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || |
cc78e904 GW |
3656 | rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) || |
3657 | rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) | |
8cdd15e0 GW |
3658 | rt2800_rfcsr_write(rt2x00dev, 27, 0x03); |
3659 | ||
3660 | rt2800_register_read(rt2x00dev, OPT_14_CSR, ®); | |
3661 | rt2x00_set_field32(®, OPT_14_CSR_BIT0, 1); | |
3662 | rt2800_register_write(rt2x00dev, OPT_14_CSR, reg); | |
3663 | ||
adde5882 GJ |
3664 | if (!rt2x00_rt(rt2x00dev, RT5390)) { |
3665 | rt2800_rfcsr_read(rt2x00dev, 17, &rfcsr); | |
3666 | rt2x00_set_field8(&rfcsr, RFCSR17_TX_LO1_EN, 0); | |
3667 | if (rt2x00_rt(rt2x00dev, RT3070) || | |
3668 | rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || | |
3669 | rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) || | |
3670 | rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) { | |
7dab73b3 ID |
3671 | if (!test_bit(CAPABILITY_EXTERNAL_LNA_BG, |
3672 | &rt2x00dev->cap_flags)) | |
adde5882 GJ |
3673 | rt2x00_set_field8(&rfcsr, RFCSR17_R, 1); |
3674 | } | |
3675 | rt2x00_eeprom_read(rt2x00dev, EEPROM_TXMIXER_GAIN_BG, &eeprom); | |
3676 | if (rt2x00_get_field16(eeprom, EEPROM_TXMIXER_GAIN_BG_VAL) >= 1) | |
3677 | rt2x00_set_field8(&rfcsr, RFCSR17_TXMIXER_GAIN, | |
3678 | rt2x00_get_field16(eeprom, | |
3679 | EEPROM_TXMIXER_GAIN_BG_VAL)); | |
3680 | rt2800_rfcsr_write(rt2x00dev, 17, rfcsr); | |
3681 | } | |
8cdd15e0 | 3682 | |
64522957 GW |
3683 | if (rt2x00_rt(rt2x00dev, RT3090)) { |
3684 | rt2800_bbp_read(rt2x00dev, 138, &bbp); | |
3685 | ||
80d184e6 | 3686 | /* Turn off unused DAC1 and ADC1 to reduce power consumption */ |
38c8a566 RJH |
3687 | rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom); |
3688 | if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1) | |
64522957 | 3689 | rt2x00_set_field8(&bbp, BBP138_RX_ADC1, 0); |
38c8a566 | 3690 | if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) == 1) |
64522957 GW |
3691 | rt2x00_set_field8(&bbp, BBP138_TX_DAC1, 1); |
3692 | ||
3693 | rt2800_bbp_write(rt2x00dev, 138, bbp); | |
3694 | } | |
3695 | ||
3696 | if (rt2x00_rt(rt2x00dev, RT3071) || | |
cc78e904 GW |
3697 | rt2x00_rt(rt2x00dev, RT3090) || |
3698 | rt2x00_rt(rt2x00dev, RT3390)) { | |
d5385bfc GW |
3699 | rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr); |
3700 | rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1); | |
3701 | rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0); | |
3702 | rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0); | |
3703 | rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1); | |
3704 | rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1); | |
3705 | rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); | |
3706 | ||
3707 | rt2800_rfcsr_read(rt2x00dev, 15, &rfcsr); | |
3708 | rt2x00_set_field8(&rfcsr, RFCSR15_TX_LO2_EN, 0); | |
3709 | rt2800_rfcsr_write(rt2x00dev, 15, rfcsr); | |
3710 | ||
3711 | rt2800_rfcsr_read(rt2x00dev, 20, &rfcsr); | |
3712 | rt2x00_set_field8(&rfcsr, RFCSR20_RX_LO1_EN, 0); | |
3713 | rt2800_rfcsr_write(rt2x00dev, 20, rfcsr); | |
3714 | ||
3715 | rt2800_rfcsr_read(rt2x00dev, 21, &rfcsr); | |
3716 | rt2x00_set_field8(&rfcsr, RFCSR21_RX_LO2_EN, 0); | |
3717 | rt2800_rfcsr_write(rt2x00dev, 21, rfcsr); | |
3718 | } | |
3719 | ||
80d184e6 | 3720 | if (rt2x00_rt(rt2x00dev, RT3070)) { |
8cdd15e0 | 3721 | rt2800_rfcsr_read(rt2x00dev, 27, &rfcsr); |
80d184e6 | 3722 | if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F)) |
8cdd15e0 GW |
3723 | rt2x00_set_field8(&rfcsr, RFCSR27_R1, 3); |
3724 | else | |
3725 | rt2x00_set_field8(&rfcsr, RFCSR27_R1, 0); | |
3726 | rt2x00_set_field8(&rfcsr, RFCSR27_R2, 0); | |
3727 | rt2x00_set_field8(&rfcsr, RFCSR27_R3, 0); | |
3728 | rt2x00_set_field8(&rfcsr, RFCSR27_R4, 0); | |
3729 | rt2800_rfcsr_write(rt2x00dev, 27, rfcsr); | |
3730 | } | |
3731 | ||
adde5882 GJ |
3732 | if (rt2x00_rt(rt2x00dev, RT5390)) { |
3733 | rt2800_rfcsr_read(rt2x00dev, 38, &rfcsr); | |
3734 | rt2x00_set_field8(&rfcsr, RFCSR38_RX_LO1_EN, 0); | |
3735 | rt2800_rfcsr_write(rt2x00dev, 38, rfcsr); | |
60687ba7 | 3736 | |
adde5882 GJ |
3737 | rt2800_rfcsr_read(rt2x00dev, 39, &rfcsr); |
3738 | rt2x00_set_field8(&rfcsr, RFCSR39_RX_LO2_EN, 0); | |
3739 | rt2800_rfcsr_write(rt2x00dev, 39, rfcsr); | |
60687ba7 | 3740 | |
adde5882 GJ |
3741 | rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr); |
3742 | rt2x00_set_field8(&rfcsr, RFCSR30_RX_VCM, 2); | |
3743 | rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); | |
3744 | } | |
60687ba7 | 3745 | |
fcf51541 BZ |
3746 | return 0; |
3747 | } | |
b9a07ae9 ID |
3748 | |
3749 | int rt2800_enable_radio(struct rt2x00_dev *rt2x00dev) | |
3750 | { | |
3751 | u32 reg; | |
3752 | u16 word; | |
3753 | ||
3754 | /* | |
3755 | * Initialize all registers. | |
3756 | */ | |
3757 | if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev) || | |
3758 | rt2800_init_registers(rt2x00dev) || | |
3759 | rt2800_init_bbp(rt2x00dev) || | |
3760 | rt2800_init_rfcsr(rt2x00dev))) | |
3761 | return -EIO; | |
3762 | ||
3763 | /* | |
3764 | * Send signal to firmware during boot time. | |
3765 | */ | |
3766 | rt2800_mcu_request(rt2x00dev, MCU_BOOT_SIGNAL, 0, 0, 0); | |
3767 | ||
3768 | if (rt2x00_is_usb(rt2x00dev) && | |
3769 | (rt2x00_rt(rt2x00dev, RT3070) || | |
3770 | rt2x00_rt(rt2x00dev, RT3071) || | |
3771 | rt2x00_rt(rt2x00dev, RT3572))) { | |
3772 | udelay(200); | |
3773 | rt2800_mcu_request(rt2x00dev, MCU_CURRENT, 0, 0, 0); | |
3774 | udelay(10); | |
3775 | } | |
3776 | ||
3777 | /* | |
3778 | * Enable RX. | |
3779 | */ | |
3780 | rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); | |
3781 | rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_TX, 1); | |
3782 | rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 0); | |
3783 | rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); | |
3784 | ||
3785 | udelay(50); | |
3786 | ||
3787 | rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, ®); | |
3788 | rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_TX_DMA, 1); | |
3789 | rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_RX_DMA, 1); | |
3790 | rt2x00_set_field32(®, WPDMA_GLO_CFG_WP_DMA_BURST_SIZE, 2); | |
3791 | rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1); | |
3792 | rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg); | |
3793 | ||
3794 | rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); | |
3795 | rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_TX, 1); | |
3796 | rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 1); | |
3797 | rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); | |
3798 | ||
3799 | /* | |
3800 | * Initialize LED control | |
3801 | */ | |
38c8a566 RJH |
3802 | rt2x00_eeprom_read(rt2x00dev, EEPROM_LED_AG_CONF, &word); |
3803 | rt2800_mcu_request(rt2x00dev, MCU_LED_AG_CONF, 0xff, | |
b9a07ae9 ID |
3804 | word & 0xff, (word >> 8) & 0xff); |
3805 | ||
38c8a566 RJH |
3806 | rt2x00_eeprom_read(rt2x00dev, EEPROM_LED_ACT_CONF, &word); |
3807 | rt2800_mcu_request(rt2x00dev, MCU_LED_ACT_CONF, 0xff, | |
b9a07ae9 ID |
3808 | word & 0xff, (word >> 8) & 0xff); |
3809 | ||
38c8a566 RJH |
3810 | rt2x00_eeprom_read(rt2x00dev, EEPROM_LED_POLARITY, &word); |
3811 | rt2800_mcu_request(rt2x00dev, MCU_LED_LED_POLARITY, 0xff, | |
b9a07ae9 ID |
3812 | word & 0xff, (word >> 8) & 0xff); |
3813 | ||
3814 | return 0; | |
3815 | } | |
3816 | EXPORT_SYMBOL_GPL(rt2800_enable_radio); | |
3817 | ||
3818 | void rt2800_disable_radio(struct rt2x00_dev *rt2x00dev) | |
3819 | { | |
3820 | u32 reg; | |
3821 | ||
3822 | rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, ®); | |
3823 | rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0); | |
b9a07ae9 | 3824 | rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0); |
b9a07ae9 ID |
3825 | rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg); |
3826 | ||
3827 | /* Wait for DMA, ignore error */ | |
3828 | rt2800_wait_wpdma_ready(rt2x00dev); | |
3829 | ||
3830 | rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); | |
3831 | rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_TX, 0); | |
3832 | rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 0); | |
3833 | rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); | |
b9a07ae9 ID |
3834 | } |
3835 | EXPORT_SYMBOL_GPL(rt2800_disable_radio); | |
2ce33995 | 3836 | |
30e84034 BZ |
3837 | int rt2800_efuse_detect(struct rt2x00_dev *rt2x00dev) |
3838 | { | |
3839 | u32 reg; | |
3840 | ||
3841 | rt2800_register_read(rt2x00dev, EFUSE_CTRL, ®); | |
3842 | ||
3843 | return rt2x00_get_field32(reg, EFUSE_CTRL_PRESENT); | |
3844 | } | |
3845 | EXPORT_SYMBOL_GPL(rt2800_efuse_detect); | |
3846 | ||
3847 | static void rt2800_efuse_read(struct rt2x00_dev *rt2x00dev, unsigned int i) | |
3848 | { | |
3849 | u32 reg; | |
3850 | ||
31a4cf1f GW |
3851 | mutex_lock(&rt2x00dev->csr_mutex); |
3852 | ||
3853 | rt2800_register_read_lock(rt2x00dev, EFUSE_CTRL, ®); | |
30e84034 BZ |
3854 | rt2x00_set_field32(®, EFUSE_CTRL_ADDRESS_IN, i); |
3855 | rt2x00_set_field32(®, EFUSE_CTRL_MODE, 0); | |
3856 | rt2x00_set_field32(®, EFUSE_CTRL_KICK, 1); | |
31a4cf1f | 3857 | rt2800_register_write_lock(rt2x00dev, EFUSE_CTRL, reg); |
30e84034 BZ |
3858 | |
3859 | /* Wait until the EEPROM has been loaded */ | |
3860 | rt2800_regbusy_read(rt2x00dev, EFUSE_CTRL, EFUSE_CTRL_KICK, ®); | |
3861 | ||
3862 | /* Apparently the data is read from end to start */ | |
daabead1 LF |
3863 | rt2800_register_read_lock(rt2x00dev, EFUSE_DATA3, ®); |
3864 | /* The returned value is in CPU order, but eeprom is le */ | |
68fa64ef | 3865 | *(u32 *)&rt2x00dev->eeprom[i] = cpu_to_le32(reg); |
daabead1 LF |
3866 | rt2800_register_read_lock(rt2x00dev, EFUSE_DATA2, ®); |
3867 | *(u32 *)&rt2x00dev->eeprom[i + 2] = cpu_to_le32(reg); | |
3868 | rt2800_register_read_lock(rt2x00dev, EFUSE_DATA1, ®); | |
3869 | *(u32 *)&rt2x00dev->eeprom[i + 4] = cpu_to_le32(reg); | |
3870 | rt2800_register_read_lock(rt2x00dev, EFUSE_DATA0, ®); | |
3871 | *(u32 *)&rt2x00dev->eeprom[i + 6] = cpu_to_le32(reg); | |
31a4cf1f GW |
3872 | |
3873 | mutex_unlock(&rt2x00dev->csr_mutex); | |
30e84034 BZ |
3874 | } |
3875 | ||
3876 | void rt2800_read_eeprom_efuse(struct rt2x00_dev *rt2x00dev) | |
3877 | { | |
3878 | unsigned int i; | |
3879 | ||
3880 | for (i = 0; i < EEPROM_SIZE / sizeof(u16); i += 8) | |
3881 | rt2800_efuse_read(rt2x00dev, i); | |
3882 | } | |
3883 | EXPORT_SYMBOL_GPL(rt2800_read_eeprom_efuse); | |
3884 | ||
38bd7b8a BZ |
3885 | int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev) |
3886 | { | |
3887 | u16 word; | |
3888 | u8 *mac; | |
3889 | u8 default_lna_gain; | |
3890 | ||
3891 | /* | |
3892 | * Start validation of the data that has been read. | |
3893 | */ | |
3894 | mac = rt2x00_eeprom_addr(rt2x00dev, EEPROM_MAC_ADDR_0); | |
3895 | if (!is_valid_ether_addr(mac)) { | |
3896 | random_ether_addr(mac); | |
3897 | EEPROM(rt2x00dev, "MAC: %pM\n", mac); | |
3898 | } | |
3899 | ||
38c8a566 | 3900 | rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &word); |
38bd7b8a | 3901 | if (word == 0xffff) { |
38c8a566 RJH |
3902 | rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RXPATH, 2); |
3903 | rt2x00_set_field16(&word, EEPROM_NIC_CONF0_TXPATH, 1); | |
3904 | rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RF_TYPE, RF2820); | |
3905 | rt2x00_eeprom_write(rt2x00dev, EEPROM_NIC_CONF0, word); | |
38bd7b8a | 3906 | EEPROM(rt2x00dev, "Antenna: 0x%04x\n", word); |
49e721ec | 3907 | } else if (rt2x00_rt(rt2x00dev, RT2860) || |
e148b4c8 | 3908 | rt2x00_rt(rt2x00dev, RT2872)) { |
38bd7b8a BZ |
3909 | /* |
3910 | * There is a max of 2 RX streams for RT28x0 series | |
3911 | */ | |
38c8a566 RJH |
3912 | if (rt2x00_get_field16(word, EEPROM_NIC_CONF0_RXPATH) > 2) |
3913 | rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RXPATH, 2); | |
3914 | rt2x00_eeprom_write(rt2x00dev, EEPROM_NIC_CONF0, word); | |
38bd7b8a BZ |
3915 | } |
3916 | ||
38c8a566 | 3917 | rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &word); |
38bd7b8a | 3918 | if (word == 0xffff) { |
38c8a566 RJH |
3919 | rt2x00_set_field16(&word, EEPROM_NIC_CONF1_HW_RADIO, 0); |
3920 | rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_TX_ALC, 0); | |
3921 | rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_LNA_2G, 0); | |
3922 | rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_LNA_5G, 0); | |
3923 | rt2x00_set_field16(&word, EEPROM_NIC_CONF1_CARDBUS_ACCEL, 0); | |
3924 | rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_SB_2G, 0); | |
3925 | rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_SB_5G, 0); | |
3926 | rt2x00_set_field16(&word, EEPROM_NIC_CONF1_WPS_PBC, 0); | |
3927 | rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_2G, 0); | |
3928 | rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_5G, 0); | |
3929 | rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BROADBAND_EXT_LNA, 0); | |
3930 | rt2x00_set_field16(&word, EEPROM_NIC_CONF1_ANT_DIVERSITY, 0); | |
3931 | rt2x00_set_field16(&word, EEPROM_NIC_CONF1_INTERNAL_TX_ALC, 0); | |
3932 | rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BT_COEXIST, 0); | |
3933 | rt2x00_set_field16(&word, EEPROM_NIC_CONF1_DAC_TEST, 0); | |
3934 | rt2x00_eeprom_write(rt2x00dev, EEPROM_NIC_CONF1, word); | |
38bd7b8a BZ |
3935 | EEPROM(rt2x00dev, "NIC: 0x%04x\n", word); |
3936 | } | |
3937 | ||
3938 | rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ, &word); | |
3939 | if ((word & 0x00ff) == 0x00ff) { | |
3940 | rt2x00_set_field16(&word, EEPROM_FREQ_OFFSET, 0); | |
ec2d1791 GW |
3941 | rt2x00_eeprom_write(rt2x00dev, EEPROM_FREQ, word); |
3942 | EEPROM(rt2x00dev, "Freq: 0x%04x\n", word); | |
3943 | } | |
3944 | if ((word & 0xff00) == 0xff00) { | |
38bd7b8a BZ |
3945 | rt2x00_set_field16(&word, EEPROM_FREQ_LED_MODE, |
3946 | LED_MODE_TXRX_ACTIVITY); | |
3947 | rt2x00_set_field16(&word, EEPROM_FREQ_LED_POLARITY, 0); | |
3948 | rt2x00_eeprom_write(rt2x00dev, EEPROM_FREQ, word); | |
38c8a566 RJH |
3949 | rt2x00_eeprom_write(rt2x00dev, EEPROM_LED_AG_CONF, 0x5555); |
3950 | rt2x00_eeprom_write(rt2x00dev, EEPROM_LED_ACT_CONF, 0x2221); | |
3951 | rt2x00_eeprom_write(rt2x00dev, EEPROM_LED_POLARITY, 0xa9f8); | |
ec2d1791 | 3952 | EEPROM(rt2x00dev, "Led Mode: 0x%04x\n", word); |
38bd7b8a BZ |
3953 | } |
3954 | ||
3955 | /* | |
3956 | * During the LNA validation we are going to use | |
3957 | * lna0 as correct value. Note that EEPROM_LNA | |
3958 | * is never validated. | |
3959 | */ | |
3960 | rt2x00_eeprom_read(rt2x00dev, EEPROM_LNA, &word); | |
3961 | default_lna_gain = rt2x00_get_field16(word, EEPROM_LNA_A0); | |
3962 | ||
3963 | rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_BG, &word); | |
3964 | if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG_OFFSET0)) > 10) | |
3965 | rt2x00_set_field16(&word, EEPROM_RSSI_BG_OFFSET0, 0); | |
3966 | if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG_OFFSET1)) > 10) | |
3967 | rt2x00_set_field16(&word, EEPROM_RSSI_BG_OFFSET1, 0); | |
3968 | rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_BG, word); | |
3969 | ||
3970 | rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2, &word); | |
3971 | if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG2_OFFSET2)) > 10) | |
3972 | rt2x00_set_field16(&word, EEPROM_RSSI_BG2_OFFSET2, 0); | |
3973 | if (rt2x00_get_field16(word, EEPROM_RSSI_BG2_LNA_A1) == 0x00 || | |
3974 | rt2x00_get_field16(word, EEPROM_RSSI_BG2_LNA_A1) == 0xff) | |
3975 | rt2x00_set_field16(&word, EEPROM_RSSI_BG2_LNA_A1, | |
3976 | default_lna_gain); | |
3977 | rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_BG2, word); | |
3978 | ||
3979 | rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_A, &word); | |
3980 | if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A_OFFSET0)) > 10) | |
3981 | rt2x00_set_field16(&word, EEPROM_RSSI_A_OFFSET0, 0); | |
3982 | if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A_OFFSET1)) > 10) | |
3983 | rt2x00_set_field16(&word, EEPROM_RSSI_A_OFFSET1, 0); | |
3984 | rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_A, word); | |
3985 | ||
3986 | rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_A2, &word); | |
3987 | if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A2_OFFSET2)) > 10) | |
3988 | rt2x00_set_field16(&word, EEPROM_RSSI_A2_OFFSET2, 0); | |
3989 | if (rt2x00_get_field16(word, EEPROM_RSSI_A2_LNA_A2) == 0x00 || | |
3990 | rt2x00_get_field16(word, EEPROM_RSSI_A2_LNA_A2) == 0xff) | |
3991 | rt2x00_set_field16(&word, EEPROM_RSSI_A2_LNA_A2, | |
3992 | default_lna_gain); | |
3993 | rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_A2, word); | |
3994 | ||
3995 | return 0; | |
3996 | } | |
3997 | EXPORT_SYMBOL_GPL(rt2800_validate_eeprom); | |
3998 | ||
3999 | int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev) | |
4000 | { | |
4001 | u32 reg; | |
4002 | u16 value; | |
4003 | u16 eeprom; | |
4004 | ||
4005 | /* | |
4006 | * Read EEPROM word for configuration. | |
4007 | */ | |
38c8a566 | 4008 | rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom); |
38bd7b8a BZ |
4009 | |
4010 | /* | |
adde5882 GJ |
4011 | * Identify RF chipset by EEPROM value |
4012 | * RT28xx/RT30xx: defined in "EEPROM_NIC_CONF0_RF_TYPE" field | |
4013 | * RT53xx: defined in "EEPROM_CHIP_ID" field | |
38bd7b8a | 4014 | */ |
38bd7b8a | 4015 | rt2800_register_read(rt2x00dev, MAC_CSR0, ®); |
adde5882 GJ |
4016 | if (rt2x00_get_field32(reg, MAC_CSR0_CHIPSET) == RT5390) |
4017 | rt2x00_eeprom_read(rt2x00dev, EEPROM_CHIP_ID, &value); | |
4018 | else | |
4019 | value = rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RF_TYPE); | |
38bd7b8a | 4020 | |
49e721ec GW |
4021 | rt2x00_set_chip(rt2x00dev, rt2x00_get_field32(reg, MAC_CSR0_CHIPSET), |
4022 | value, rt2x00_get_field32(reg, MAC_CSR0_REVISION)); | |
4023 | ||
5aa57015 GW |
4024 | switch (rt2x00dev->chip.rt) { |
4025 | case RT2860: | |
4026 | case RT2872: | |
4027 | case RT2883: | |
4028 | case RT3070: | |
4029 | case RT3071: | |
4030 | case RT3090: | |
4031 | case RT3390: | |
4032 | case RT3572: | |
4033 | case RT5390: | |
4034 | break; | |
4035 | default: | |
49e721ec GW |
4036 | ERROR(rt2x00dev, "Invalid RT chipset detected.\n"); |
4037 | return -ENODEV; | |
f273fe55 | 4038 | } |
714fa663 | 4039 | |
d331eb51 LF |
4040 | switch (rt2x00dev->chip.rf) { |
4041 | case RF2820: | |
4042 | case RF2850: | |
4043 | case RF2720: | |
4044 | case RF2750: | |
4045 | case RF3020: | |
4046 | case RF2020: | |
4047 | case RF3021: | |
4048 | case RF3022: | |
4049 | case RF3052: | |
4050 | case RF3320: | |
4051 | case RF5370: | |
4052 | case RF5390: | |
4053 | break; | |
4054 | default: | |
4055 | ERROR(rt2x00dev, "Invalid RF chipset 0x%x detected.\n", | |
4056 | rt2x00dev->chip.rf); | |
38bd7b8a BZ |
4057 | return -ENODEV; |
4058 | } | |
4059 | ||
4060 | /* | |
4061 | * Identify default antenna configuration. | |
4062 | */ | |
d96aa640 | 4063 | rt2x00dev->default_ant.tx_chain_num = |
38c8a566 | 4064 | rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH); |
d96aa640 | 4065 | rt2x00dev->default_ant.rx_chain_num = |
38c8a566 | 4066 | rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH); |
38bd7b8a | 4067 | |
d96aa640 RJH |
4068 | rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom); |
4069 | ||
4070 | if (rt2x00_rt(rt2x00dev, RT3070) || | |
4071 | rt2x00_rt(rt2x00dev, RT3090) || | |
4072 | rt2x00_rt(rt2x00dev, RT3390)) { | |
4073 | value = rt2x00_get_field16(eeprom, | |
4074 | EEPROM_NIC_CONF1_ANT_DIVERSITY); | |
4075 | switch (value) { | |
4076 | case 0: | |
4077 | case 1: | |
4078 | case 2: | |
4079 | rt2x00dev->default_ant.tx = ANTENNA_A; | |
4080 | rt2x00dev->default_ant.rx = ANTENNA_A; | |
4081 | break; | |
4082 | case 3: | |
4083 | rt2x00dev->default_ant.tx = ANTENNA_A; | |
4084 | rt2x00dev->default_ant.rx = ANTENNA_B; | |
4085 | break; | |
4086 | } | |
4087 | } else { | |
4088 | rt2x00dev->default_ant.tx = ANTENNA_A; | |
4089 | rt2x00dev->default_ant.rx = ANTENNA_A; | |
4090 | } | |
4091 | ||
38bd7b8a | 4092 | /* |
9328fdac | 4093 | * Determine external LNA informations. |
38bd7b8a | 4094 | */ |
38c8a566 | 4095 | if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_LNA_5G)) |
7dab73b3 | 4096 | __set_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags); |
38c8a566 | 4097 | if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_LNA_2G)) |
7dab73b3 | 4098 | __set_bit(CAPABILITY_EXTERNAL_LNA_BG, &rt2x00dev->cap_flags); |
38bd7b8a BZ |
4099 | |
4100 | /* | |
4101 | * Detect if this device has an hardware controlled radio. | |
4102 | */ | |
38c8a566 | 4103 | if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_HW_RADIO)) |
7dab73b3 | 4104 | __set_bit(CAPABILITY_HW_BUTTON, &rt2x00dev->cap_flags); |
38bd7b8a | 4105 | |
fdbc7b0a GW |
4106 | /* |
4107 | * Detect if this device has Bluetooth co-existence. | |
4108 | */ | |
4109 | if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_BT_COEXIST)) | |
4110 | __set_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags); | |
4111 | ||
9328fdac GW |
4112 | /* |
4113 | * Read frequency offset and RF programming sequence. | |
4114 | */ | |
4115 | rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ, &eeprom); | |
4116 | rt2x00dev->freq_offset = rt2x00_get_field16(eeprom, EEPROM_FREQ_OFFSET); | |
4117 | ||
38bd7b8a BZ |
4118 | /* |
4119 | * Store led settings, for correct led behaviour. | |
4120 | */ | |
4121 | #ifdef CONFIG_RT2X00_LIB_LEDS | |
4122 | rt2800_init_led(rt2x00dev, &rt2x00dev->led_radio, LED_TYPE_RADIO); | |
4123 | rt2800_init_led(rt2x00dev, &rt2x00dev->led_assoc, LED_TYPE_ASSOC); | |
4124 | rt2800_init_led(rt2x00dev, &rt2x00dev->led_qual, LED_TYPE_QUALITY); | |
4125 | ||
9328fdac | 4126 | rt2x00dev->led_mcu_reg = eeprom; |
38bd7b8a BZ |
4127 | #endif /* CONFIG_RT2X00_LIB_LEDS */ |
4128 | ||
e90c54b2 RJH |
4129 | /* |
4130 | * Check if support EIRP tx power limit feature. | |
4131 | */ | |
4132 | rt2x00_eeprom_read(rt2x00dev, EEPROM_EIRP_MAX_TX_POWER, &eeprom); | |
4133 | ||
4134 | if (rt2x00_get_field16(eeprom, EEPROM_EIRP_MAX_TX_POWER_2GHZ) < | |
4135 | EIRP_MAX_TX_POWER_LIMIT) | |
7dab73b3 | 4136 | __set_bit(CAPABILITY_POWER_LIMIT, &rt2x00dev->cap_flags); |
e90c54b2 | 4137 | |
38bd7b8a BZ |
4138 | return 0; |
4139 | } | |
4140 | EXPORT_SYMBOL_GPL(rt2800_init_eeprom); | |
4141 | ||
4da2933f | 4142 | /* |
55f9321a | 4143 | * RF value list for rt28xx |
4da2933f BZ |
4144 | * Supports: 2.4 GHz (all) & 5.2 GHz (RF2850 & RF2750) |
4145 | */ | |
4146 | static const struct rf_channel rf_vals[] = { | |
4147 | { 1, 0x18402ecc, 0x184c0786, 0x1816b455, 0x1800510b }, | |
4148 | { 2, 0x18402ecc, 0x184c0786, 0x18168a55, 0x1800519f }, | |
4149 | { 3, 0x18402ecc, 0x184c078a, 0x18168a55, 0x1800518b }, | |
4150 | { 4, 0x18402ecc, 0x184c078a, 0x18168a55, 0x1800519f }, | |
4151 | { 5, 0x18402ecc, 0x184c078e, 0x18168a55, 0x1800518b }, | |
4152 | { 6, 0x18402ecc, 0x184c078e, 0x18168a55, 0x1800519f }, | |
4153 | { 7, 0x18402ecc, 0x184c0792, 0x18168a55, 0x1800518b }, | |
4154 | { 8, 0x18402ecc, 0x184c0792, 0x18168a55, 0x1800519f }, | |
4155 | { 9, 0x18402ecc, 0x184c0796, 0x18168a55, 0x1800518b }, | |
4156 | { 10, 0x18402ecc, 0x184c0796, 0x18168a55, 0x1800519f }, | |
4157 | { 11, 0x18402ecc, 0x184c079a, 0x18168a55, 0x1800518b }, | |
4158 | { 12, 0x18402ecc, 0x184c079a, 0x18168a55, 0x1800519f }, | |
4159 | { 13, 0x18402ecc, 0x184c079e, 0x18168a55, 0x1800518b }, | |
4160 | { 14, 0x18402ecc, 0x184c07a2, 0x18168a55, 0x18005193 }, | |
4161 | ||
4162 | /* 802.11 UNI / HyperLan 2 */ | |
4163 | { 36, 0x18402ecc, 0x184c099a, 0x18158a55, 0x180ed1a3 }, | |
4164 | { 38, 0x18402ecc, 0x184c099e, 0x18158a55, 0x180ed193 }, | |
4165 | { 40, 0x18402ec8, 0x184c0682, 0x18158a55, 0x180ed183 }, | |
4166 | { 44, 0x18402ec8, 0x184c0682, 0x18158a55, 0x180ed1a3 }, | |
4167 | { 46, 0x18402ec8, 0x184c0686, 0x18158a55, 0x180ed18b }, | |
4168 | { 48, 0x18402ec8, 0x184c0686, 0x18158a55, 0x180ed19b }, | |
4169 | { 52, 0x18402ec8, 0x184c068a, 0x18158a55, 0x180ed193 }, | |
4170 | { 54, 0x18402ec8, 0x184c068a, 0x18158a55, 0x180ed1a3 }, | |
4171 | { 56, 0x18402ec8, 0x184c068e, 0x18158a55, 0x180ed18b }, | |
4172 | { 60, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed183 }, | |
4173 | { 62, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed193 }, | |
4174 | { 64, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed1a3 }, | |
4175 | ||
4176 | /* 802.11 HyperLan 2 */ | |
4177 | { 100, 0x18402ec8, 0x184c06b2, 0x18178a55, 0x180ed783 }, | |
4178 | { 102, 0x18402ec8, 0x184c06b2, 0x18578a55, 0x180ed793 }, | |
4179 | { 104, 0x18402ec8, 0x185c06b2, 0x18578a55, 0x180ed1a3 }, | |
4180 | { 108, 0x18402ecc, 0x185c0a32, 0x18578a55, 0x180ed193 }, | |
4181 | { 110, 0x18402ecc, 0x184c0a36, 0x18178a55, 0x180ed183 }, | |
4182 | { 112, 0x18402ecc, 0x184c0a36, 0x18178a55, 0x180ed19b }, | |
4183 | { 116, 0x18402ecc, 0x184c0a3a, 0x18178a55, 0x180ed1a3 }, | |
4184 | { 118, 0x18402ecc, 0x184c0a3e, 0x18178a55, 0x180ed193 }, | |
4185 | { 120, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed183 }, | |
4186 | { 124, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed193 }, | |
4187 | { 126, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed15b }, | |
4188 | { 128, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed1a3 }, | |
4189 | { 132, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed18b }, | |
4190 | { 134, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed193 }, | |
4191 | { 136, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed19b }, | |
4192 | { 140, 0x18402ec4, 0x184c038a, 0x18178a55, 0x180ed183 }, | |
4193 | ||
4194 | /* 802.11 UNII */ | |
4195 | { 149, 0x18402ec4, 0x184c038a, 0x18178a55, 0x180ed1a7 }, | |
4196 | { 151, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed187 }, | |
4197 | { 153, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed18f }, | |
4198 | { 157, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed19f }, | |
4199 | { 159, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed1a7 }, | |
4200 | { 161, 0x18402ec4, 0x184c0392, 0x18178a55, 0x180ed187 }, | |
4201 | { 165, 0x18402ec4, 0x184c0392, 0x18178a55, 0x180ed197 }, | |
4202 | { 167, 0x18402ec4, 0x184c03d2, 0x18179855, 0x1815531f }, | |
4203 | { 169, 0x18402ec4, 0x184c03d2, 0x18179855, 0x18155327 }, | |
4204 | { 171, 0x18402ec4, 0x184c03d6, 0x18179855, 0x18155307 }, | |
4205 | { 173, 0x18402ec4, 0x184c03d6, 0x18179855, 0x1815530f }, | |
4206 | ||
4207 | /* 802.11 Japan */ | |
4208 | { 184, 0x15002ccc, 0x1500491e, 0x1509be55, 0x150c0a0b }, | |
4209 | { 188, 0x15002ccc, 0x15004922, 0x1509be55, 0x150c0a13 }, | |
4210 | { 192, 0x15002ccc, 0x15004926, 0x1509be55, 0x150c0a1b }, | |
4211 | { 196, 0x15002ccc, 0x1500492a, 0x1509be55, 0x150c0a23 }, | |
4212 | { 208, 0x15002ccc, 0x1500493a, 0x1509be55, 0x150c0a13 }, | |
4213 | { 212, 0x15002ccc, 0x1500493e, 0x1509be55, 0x150c0a1b }, | |
4214 | { 216, 0x15002ccc, 0x15004982, 0x1509be55, 0x150c0a23 }, | |
4215 | }; | |
4216 | ||
4217 | /* | |
55f9321a ID |
4218 | * RF value list for rt3xxx |
4219 | * Supports: 2.4 GHz (all) & 5.2 GHz (RF3052) | |
4da2933f | 4220 | */ |
55f9321a | 4221 | static const struct rf_channel rf_vals_3x[] = { |
4da2933f BZ |
4222 | {1, 241, 2, 2 }, |
4223 | {2, 241, 2, 7 }, | |
4224 | {3, 242, 2, 2 }, | |
4225 | {4, 242, 2, 7 }, | |
4226 | {5, 243, 2, 2 }, | |
4227 | {6, 243, 2, 7 }, | |
4228 | {7, 244, 2, 2 }, | |
4229 | {8, 244, 2, 7 }, | |
4230 | {9, 245, 2, 2 }, | |
4231 | {10, 245, 2, 7 }, | |
4232 | {11, 246, 2, 2 }, | |
4233 | {12, 246, 2, 7 }, | |
4234 | {13, 247, 2, 2 }, | |
4235 | {14, 248, 2, 4 }, | |
55f9321a ID |
4236 | |
4237 | /* 802.11 UNI / HyperLan 2 */ | |
4238 | {36, 0x56, 0, 4}, | |
4239 | {38, 0x56, 0, 6}, | |
4240 | {40, 0x56, 0, 8}, | |
4241 | {44, 0x57, 0, 0}, | |
4242 | {46, 0x57, 0, 2}, | |
4243 | {48, 0x57, 0, 4}, | |
4244 | {52, 0x57, 0, 8}, | |
4245 | {54, 0x57, 0, 10}, | |
4246 | {56, 0x58, 0, 0}, | |
4247 | {60, 0x58, 0, 4}, | |
4248 | {62, 0x58, 0, 6}, | |
4249 | {64, 0x58, 0, 8}, | |
4250 | ||
4251 | /* 802.11 HyperLan 2 */ | |
4252 | {100, 0x5b, 0, 8}, | |
4253 | {102, 0x5b, 0, 10}, | |
4254 | {104, 0x5c, 0, 0}, | |
4255 | {108, 0x5c, 0, 4}, | |
4256 | {110, 0x5c, 0, 6}, | |
4257 | {112, 0x5c, 0, 8}, | |
4258 | {116, 0x5d, 0, 0}, | |
4259 | {118, 0x5d, 0, 2}, | |
4260 | {120, 0x5d, 0, 4}, | |
4261 | {124, 0x5d, 0, 8}, | |
4262 | {126, 0x5d, 0, 10}, | |
4263 | {128, 0x5e, 0, 0}, | |
4264 | {132, 0x5e, 0, 4}, | |
4265 | {134, 0x5e, 0, 6}, | |
4266 | {136, 0x5e, 0, 8}, | |
4267 | {140, 0x5f, 0, 0}, | |
4268 | ||
4269 | /* 802.11 UNII */ | |
4270 | {149, 0x5f, 0, 9}, | |
4271 | {151, 0x5f, 0, 11}, | |
4272 | {153, 0x60, 0, 1}, | |
4273 | {157, 0x60, 0, 5}, | |
4274 | {159, 0x60, 0, 7}, | |
4275 | {161, 0x60, 0, 9}, | |
4276 | {165, 0x61, 0, 1}, | |
4277 | {167, 0x61, 0, 3}, | |
4278 | {169, 0x61, 0, 5}, | |
4279 | {171, 0x61, 0, 7}, | |
4280 | {173, 0x61, 0, 9}, | |
4da2933f BZ |
4281 | }; |
4282 | ||
4283 | int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) | |
4284 | { | |
4da2933f BZ |
4285 | struct hw_mode_spec *spec = &rt2x00dev->spec; |
4286 | struct channel_info *info; | |
8d1331b3 ID |
4287 | char *default_power1; |
4288 | char *default_power2; | |
4da2933f BZ |
4289 | unsigned int i; |
4290 | u16 eeprom; | |
4291 | ||
93b6bd26 GW |
4292 | /* |
4293 | * Disable powersaving as default on PCI devices. | |
4294 | */ | |
cea90e55 | 4295 | if (rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev)) |
93b6bd26 GW |
4296 | rt2x00dev->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; |
4297 | ||
4da2933f BZ |
4298 | /* |
4299 | * Initialize all hw fields. | |
4300 | */ | |
4301 | rt2x00dev->hw->flags = | |
4da2933f BZ |
4302 | IEEE80211_HW_SIGNAL_DBM | |
4303 | IEEE80211_HW_SUPPORTS_PS | | |
1df90809 HS |
4304 | IEEE80211_HW_PS_NULLFUNC_STACK | |
4305 | IEEE80211_HW_AMPDU_AGGREGATION; | |
5a5b6ed6 HS |
4306 | /* |
4307 | * Don't set IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING for USB devices | |
4308 | * unless we are capable of sending the buffered frames out after the | |
4309 | * DTIM transmission using rt2x00lib_beacondone. This will send out | |
4310 | * multicast and broadcast traffic immediately instead of buffering it | |
4311 | * infinitly and thus dropping it after some time. | |
4312 | */ | |
4313 | if (!rt2x00_is_usb(rt2x00dev)) | |
4314 | rt2x00dev->hw->flags |= | |
4315 | IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING; | |
4da2933f | 4316 | |
4da2933f BZ |
4317 | SET_IEEE80211_DEV(rt2x00dev->hw, rt2x00dev->dev); |
4318 | SET_IEEE80211_PERM_ADDR(rt2x00dev->hw, | |
4319 | rt2x00_eeprom_addr(rt2x00dev, | |
4320 | EEPROM_MAC_ADDR_0)); | |
4321 | ||
3f2bee24 HS |
4322 | /* |
4323 | * As rt2800 has a global fallback table we cannot specify | |
4324 | * more then one tx rate per frame but since the hw will | |
4325 | * try several rates (based on the fallback table) we should | |
ba3b9e5e | 4326 | * initialize max_report_rates to the maximum number of rates |
3f2bee24 HS |
4327 | * we are going to try. Otherwise mac80211 will truncate our |
4328 | * reported tx rates and the rc algortihm will end up with | |
4329 | * incorrect data. | |
4330 | */ | |
ba3b9e5e HS |
4331 | rt2x00dev->hw->max_rates = 1; |
4332 | rt2x00dev->hw->max_report_rates = 7; | |
3f2bee24 HS |
4333 | rt2x00dev->hw->max_rate_tries = 1; |
4334 | ||
38c8a566 | 4335 | rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom); |
4da2933f BZ |
4336 | |
4337 | /* | |
4338 | * Initialize hw_mode information. | |
4339 | */ | |
4340 | spec->supported_bands = SUPPORT_BAND_2GHZ; | |
4341 | spec->supported_rates = SUPPORT_RATE_CCK | SUPPORT_RATE_OFDM; | |
4342 | ||
5122d898 | 4343 | if (rt2x00_rf(rt2x00dev, RF2820) || |
55f9321a | 4344 | rt2x00_rf(rt2x00dev, RF2720)) { |
4da2933f BZ |
4345 | spec->num_channels = 14; |
4346 | spec->channels = rf_vals; | |
55f9321a ID |
4347 | } else if (rt2x00_rf(rt2x00dev, RF2850) || |
4348 | rt2x00_rf(rt2x00dev, RF2750)) { | |
4da2933f BZ |
4349 | spec->supported_bands |= SUPPORT_BAND_5GHZ; |
4350 | spec->num_channels = ARRAY_SIZE(rf_vals); | |
4351 | spec->channels = rf_vals; | |
5122d898 GW |
4352 | } else if (rt2x00_rf(rt2x00dev, RF3020) || |
4353 | rt2x00_rf(rt2x00dev, RF2020) || | |
4354 | rt2x00_rf(rt2x00dev, RF3021) || | |
f93bc9b3 | 4355 | rt2x00_rf(rt2x00dev, RF3022) || |
adde5882 | 4356 | rt2x00_rf(rt2x00dev, RF3320) || |
aca355b9 | 4357 | rt2x00_rf(rt2x00dev, RF5370) || |
adde5882 | 4358 | rt2x00_rf(rt2x00dev, RF5390)) { |
55f9321a ID |
4359 | spec->num_channels = 14; |
4360 | spec->channels = rf_vals_3x; | |
4361 | } else if (rt2x00_rf(rt2x00dev, RF3052)) { | |
4362 | spec->supported_bands |= SUPPORT_BAND_5GHZ; | |
4363 | spec->num_channels = ARRAY_SIZE(rf_vals_3x); | |
4364 | spec->channels = rf_vals_3x; | |
4da2933f BZ |
4365 | } |
4366 | ||
4367 | /* | |
4368 | * Initialize HT information. | |
4369 | */ | |
5122d898 | 4370 | if (!rt2x00_rf(rt2x00dev, RF2020)) |
38a522e6 GW |
4371 | spec->ht.ht_supported = true; |
4372 | else | |
4373 | spec->ht.ht_supported = false; | |
4374 | ||
4da2933f | 4375 | spec->ht.cap = |
06443e46 | 4376 | IEEE80211_HT_CAP_SUP_WIDTH_20_40 | |
4da2933f BZ |
4377 | IEEE80211_HT_CAP_GRN_FLD | |
4378 | IEEE80211_HT_CAP_SGI_20 | | |
aa674631 | 4379 | IEEE80211_HT_CAP_SGI_40; |
22cabaa6 | 4380 | |
38c8a566 | 4381 | if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) >= 2) |
22cabaa6 HS |
4382 | spec->ht.cap |= IEEE80211_HT_CAP_TX_STBC; |
4383 | ||
aa674631 | 4384 | spec->ht.cap |= |
38c8a566 | 4385 | rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) << |
aa674631 ID |
4386 | IEEE80211_HT_CAP_RX_STBC_SHIFT; |
4387 | ||
4da2933f BZ |
4388 | spec->ht.ampdu_factor = 3; |
4389 | spec->ht.ampdu_density = 4; | |
4390 | spec->ht.mcs.tx_params = | |
4391 | IEEE80211_HT_MCS_TX_DEFINED | | |
4392 | IEEE80211_HT_MCS_TX_RX_DIFF | | |
38c8a566 | 4393 | ((rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) - 1) << |
4da2933f BZ |
4394 | IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT); |
4395 | ||
38c8a566 | 4396 | switch (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH)) { |
4da2933f BZ |
4397 | case 3: |
4398 | spec->ht.mcs.rx_mask[2] = 0xff; | |
4399 | case 2: | |
4400 | spec->ht.mcs.rx_mask[1] = 0xff; | |
4401 | case 1: | |
4402 | spec->ht.mcs.rx_mask[0] = 0xff; | |
4403 | spec->ht.mcs.rx_mask[4] = 0x1; /* MCS32 */ | |
4404 | break; | |
4405 | } | |
4406 | ||
4407 | /* | |
4408 | * Create channel information array | |
4409 | */ | |
baeb2ffa | 4410 | info = kcalloc(spec->num_channels, sizeof(*info), GFP_KERNEL); |
4da2933f BZ |
4411 | if (!info) |
4412 | return -ENOMEM; | |
4413 | ||
4414 | spec->channels_info = info; | |
4415 | ||
8d1331b3 ID |
4416 | default_power1 = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_BG1); |
4417 | default_power2 = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_BG2); | |
4da2933f BZ |
4418 | |
4419 | for (i = 0; i < 14; i++) { | |
e90c54b2 RJH |
4420 | info[i].default_power1 = default_power1[i]; |
4421 | info[i].default_power2 = default_power2[i]; | |
4da2933f BZ |
4422 | } |
4423 | ||
4424 | if (spec->num_channels > 14) { | |
8d1331b3 ID |
4425 | default_power1 = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_A1); |
4426 | default_power2 = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_A2); | |
4da2933f BZ |
4427 | |
4428 | for (i = 14; i < spec->num_channels; i++) { | |
e90c54b2 RJH |
4429 | info[i].default_power1 = default_power1[i]; |
4430 | info[i].default_power2 = default_power2[i]; | |
4da2933f BZ |
4431 | } |
4432 | } | |
4433 | ||
4434 | return 0; | |
4435 | } | |
4436 | EXPORT_SYMBOL_GPL(rt2800_probe_hw_mode); | |
4437 | ||
2ce33995 BZ |
4438 | /* |
4439 | * IEEE80211 stack callback functions. | |
4440 | */ | |
e783619e HS |
4441 | void rt2800_get_tkip_seq(struct ieee80211_hw *hw, u8 hw_key_idx, u32 *iv32, |
4442 | u16 *iv16) | |
2ce33995 BZ |
4443 | { |
4444 | struct rt2x00_dev *rt2x00dev = hw->priv; | |
4445 | struct mac_iveiv_entry iveiv_entry; | |
4446 | u32 offset; | |
4447 | ||
4448 | offset = MAC_IVEIV_ENTRY(hw_key_idx); | |
4449 | rt2800_register_multiread(rt2x00dev, offset, | |
4450 | &iveiv_entry, sizeof(iveiv_entry)); | |
4451 | ||
855da5e0 JL |
4452 | memcpy(iv16, &iveiv_entry.iv[0], sizeof(*iv16)); |
4453 | memcpy(iv32, &iveiv_entry.iv[4], sizeof(*iv32)); | |
2ce33995 | 4454 | } |
e783619e | 4455 | EXPORT_SYMBOL_GPL(rt2800_get_tkip_seq); |
2ce33995 | 4456 | |
e783619e | 4457 | int rt2800_set_rts_threshold(struct ieee80211_hw *hw, u32 value) |
2ce33995 BZ |
4458 | { |
4459 | struct rt2x00_dev *rt2x00dev = hw->priv; | |
4460 | u32 reg; | |
4461 | bool enabled = (value < IEEE80211_MAX_RTS_THRESHOLD); | |
4462 | ||
4463 | rt2800_register_read(rt2x00dev, TX_RTS_CFG, ®); | |
4464 | rt2x00_set_field32(®, TX_RTS_CFG_RTS_THRES, value); | |
4465 | rt2800_register_write(rt2x00dev, TX_RTS_CFG, reg); | |
4466 | ||
4467 | rt2800_register_read(rt2x00dev, CCK_PROT_CFG, ®); | |
4468 | rt2x00_set_field32(®, CCK_PROT_CFG_RTS_TH_EN, enabled); | |
4469 | rt2800_register_write(rt2x00dev, CCK_PROT_CFG, reg); | |
4470 | ||
4471 | rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, ®); | |
4472 | rt2x00_set_field32(®, OFDM_PROT_CFG_RTS_TH_EN, enabled); | |
4473 | rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg); | |
4474 | ||
4475 | rt2800_register_read(rt2x00dev, MM20_PROT_CFG, ®); | |
4476 | rt2x00_set_field32(®, MM20_PROT_CFG_RTS_TH_EN, enabled); | |
4477 | rt2800_register_write(rt2x00dev, MM20_PROT_CFG, reg); | |
4478 | ||
4479 | rt2800_register_read(rt2x00dev, MM40_PROT_CFG, ®); | |
4480 | rt2x00_set_field32(®, MM40_PROT_CFG_RTS_TH_EN, enabled); | |
4481 | rt2800_register_write(rt2x00dev, MM40_PROT_CFG, reg); | |
4482 | ||
4483 | rt2800_register_read(rt2x00dev, GF20_PROT_CFG, ®); | |
4484 | rt2x00_set_field32(®, GF20_PROT_CFG_RTS_TH_EN, enabled); | |
4485 | rt2800_register_write(rt2x00dev, GF20_PROT_CFG, reg); | |
4486 | ||
4487 | rt2800_register_read(rt2x00dev, GF40_PROT_CFG, ®); | |
4488 | rt2x00_set_field32(®, GF40_PROT_CFG_RTS_TH_EN, enabled); | |
4489 | rt2800_register_write(rt2x00dev, GF40_PROT_CFG, reg); | |
4490 | ||
4491 | return 0; | |
4492 | } | |
e783619e | 4493 | EXPORT_SYMBOL_GPL(rt2800_set_rts_threshold); |
2ce33995 | 4494 | |
8a3a3c85 EP |
4495 | int rt2800_conf_tx(struct ieee80211_hw *hw, |
4496 | struct ieee80211_vif *vif, u16 queue_idx, | |
e783619e | 4497 | const struct ieee80211_tx_queue_params *params) |
2ce33995 BZ |
4498 | { |
4499 | struct rt2x00_dev *rt2x00dev = hw->priv; | |
4500 | struct data_queue *queue; | |
4501 | struct rt2x00_field32 field; | |
4502 | int retval; | |
4503 | u32 reg; | |
4504 | u32 offset; | |
4505 | ||
4506 | /* | |
4507 | * First pass the configuration through rt2x00lib, that will | |
4508 | * update the queue settings and validate the input. After that | |
4509 | * we are free to update the registers based on the value | |
4510 | * in the queue parameter. | |
4511 | */ | |
8a3a3c85 | 4512 | retval = rt2x00mac_conf_tx(hw, vif, queue_idx, params); |
2ce33995 BZ |
4513 | if (retval) |
4514 | return retval; | |
4515 | ||
4516 | /* | |
4517 | * We only need to perform additional register initialization | |
4518 | * for WMM queues/ | |
4519 | */ | |
4520 | if (queue_idx >= 4) | |
4521 | return 0; | |
4522 | ||
11f818e0 | 4523 | queue = rt2x00queue_get_tx_queue(rt2x00dev, queue_idx); |
2ce33995 BZ |
4524 | |
4525 | /* Update WMM TXOP register */ | |
4526 | offset = WMM_TXOP0_CFG + (sizeof(u32) * (!!(queue_idx & 2))); | |
4527 | field.bit_offset = (queue_idx & 1) * 16; | |
4528 | field.bit_mask = 0xffff << field.bit_offset; | |
4529 | ||
4530 | rt2800_register_read(rt2x00dev, offset, ®); | |
4531 | rt2x00_set_field32(®, field, queue->txop); | |
4532 | rt2800_register_write(rt2x00dev, offset, reg); | |
4533 | ||
4534 | /* Update WMM registers */ | |
4535 | field.bit_offset = queue_idx * 4; | |
4536 | field.bit_mask = 0xf << field.bit_offset; | |
4537 | ||
4538 | rt2800_register_read(rt2x00dev, WMM_AIFSN_CFG, ®); | |
4539 | rt2x00_set_field32(®, field, queue->aifs); | |
4540 | rt2800_register_write(rt2x00dev, WMM_AIFSN_CFG, reg); | |
4541 | ||
4542 | rt2800_register_read(rt2x00dev, WMM_CWMIN_CFG, ®); | |
4543 | rt2x00_set_field32(®, field, queue->cw_min); | |
4544 | rt2800_register_write(rt2x00dev, WMM_CWMIN_CFG, reg); | |
4545 | ||
4546 | rt2800_register_read(rt2x00dev, WMM_CWMAX_CFG, ®); | |
4547 | rt2x00_set_field32(®, field, queue->cw_max); | |
4548 | rt2800_register_write(rt2x00dev, WMM_CWMAX_CFG, reg); | |
4549 | ||
4550 | /* Update EDCA registers */ | |
4551 | offset = EDCA_AC0_CFG + (sizeof(u32) * queue_idx); | |
4552 | ||
4553 | rt2800_register_read(rt2x00dev, offset, ®); | |
4554 | rt2x00_set_field32(®, EDCA_AC0_CFG_TX_OP, queue->txop); | |
4555 | rt2x00_set_field32(®, EDCA_AC0_CFG_AIFSN, queue->aifs); | |
4556 | rt2x00_set_field32(®, EDCA_AC0_CFG_CWMIN, queue->cw_min); | |
4557 | rt2x00_set_field32(®, EDCA_AC0_CFG_CWMAX, queue->cw_max); | |
4558 | rt2800_register_write(rt2x00dev, offset, reg); | |
4559 | ||
4560 | return 0; | |
4561 | } | |
e783619e | 4562 | EXPORT_SYMBOL_GPL(rt2800_conf_tx); |
2ce33995 | 4563 | |
37a41b4a | 4564 | u64 rt2800_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) |
2ce33995 BZ |
4565 | { |
4566 | struct rt2x00_dev *rt2x00dev = hw->priv; | |
4567 | u64 tsf; | |
4568 | u32 reg; | |
4569 | ||
4570 | rt2800_register_read(rt2x00dev, TSF_TIMER_DW1, ®); | |
4571 | tsf = (u64) rt2x00_get_field32(reg, TSF_TIMER_DW1_HIGH_WORD) << 32; | |
4572 | rt2800_register_read(rt2x00dev, TSF_TIMER_DW0, ®); | |
4573 | tsf |= rt2x00_get_field32(reg, TSF_TIMER_DW0_LOW_WORD); | |
4574 | ||
4575 | return tsf; | |
4576 | } | |
e783619e | 4577 | EXPORT_SYMBOL_GPL(rt2800_get_tsf); |
2ce33995 | 4578 | |
e783619e HS |
4579 | int rt2800_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, |
4580 | enum ieee80211_ampdu_mlme_action action, | |
0b01f030 JB |
4581 | struct ieee80211_sta *sta, u16 tid, u16 *ssn, |
4582 | u8 buf_size) | |
1df90809 | 4583 | { |
af35323d | 4584 | struct rt2x00_sta *sta_priv = (struct rt2x00_sta *)sta->drv_priv; |
1df90809 HS |
4585 | int ret = 0; |
4586 | ||
af35323d HS |
4587 | /* |
4588 | * Don't allow aggregation for stations the hardware isn't aware | |
4589 | * of because tx status reports for frames to an unknown station | |
4590 | * always contain wcid=255 and thus we can't distinguish between | |
4591 | * multiple stations which leads to unwanted situations when the | |
4592 | * hw reorders frames due to aggregation. | |
4593 | */ | |
4594 | if (sta_priv->wcid < 0) | |
4595 | return 1; | |
4596 | ||
1df90809 HS |
4597 | switch (action) { |
4598 | case IEEE80211_AMPDU_RX_START: | |
4599 | case IEEE80211_AMPDU_RX_STOP: | |
58ed826e HS |
4600 | /* |
4601 | * The hw itself takes care of setting up BlockAck mechanisms. | |
4602 | * So, we only have to allow mac80211 to nagotiate a BlockAck | |
4603 | * agreement. Once that is done, the hw will BlockAck incoming | |
4604 | * AMPDUs without further setup. | |
4605 | */ | |
1df90809 HS |
4606 | break; |
4607 | case IEEE80211_AMPDU_TX_START: | |
4608 | ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); | |
4609 | break; | |
4610 | case IEEE80211_AMPDU_TX_STOP: | |
4611 | ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); | |
4612 | break; | |
4613 | case IEEE80211_AMPDU_TX_OPERATIONAL: | |
4614 | break; | |
4615 | default: | |
4e9e58c6 | 4616 | WARNING((struct rt2x00_dev *)hw->priv, "Unknown AMPDU action\n"); |
1df90809 HS |
4617 | } |
4618 | ||
4619 | return ret; | |
4620 | } | |
e783619e | 4621 | EXPORT_SYMBOL_GPL(rt2800_ampdu_action); |
a5ea2f02 | 4622 | |
977206d7 HS |
4623 | int rt2800_get_survey(struct ieee80211_hw *hw, int idx, |
4624 | struct survey_info *survey) | |
4625 | { | |
4626 | struct rt2x00_dev *rt2x00dev = hw->priv; | |
4627 | struct ieee80211_conf *conf = &hw->conf; | |
4628 | u32 idle, busy, busy_ext; | |
4629 | ||
4630 | if (idx != 0) | |
4631 | return -ENOENT; | |
4632 | ||
4633 | survey->channel = conf->channel; | |
4634 | ||
4635 | rt2800_register_read(rt2x00dev, CH_IDLE_STA, &idle); | |
4636 | rt2800_register_read(rt2x00dev, CH_BUSY_STA, &busy); | |
4637 | rt2800_register_read(rt2x00dev, CH_BUSY_STA_SEC, &busy_ext); | |
4638 | ||
4639 | if (idle || busy) { | |
4640 | survey->filled = SURVEY_INFO_CHANNEL_TIME | | |
4641 | SURVEY_INFO_CHANNEL_TIME_BUSY | | |
4642 | SURVEY_INFO_CHANNEL_TIME_EXT_BUSY; | |
4643 | ||
4644 | survey->channel_time = (idle + busy) / 1000; | |
4645 | survey->channel_time_busy = busy / 1000; | |
4646 | survey->channel_time_ext_busy = busy_ext / 1000; | |
4647 | } | |
4648 | ||
9931df26 HS |
4649 | if (!(hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)) |
4650 | survey->filled |= SURVEY_INFO_IN_USE; | |
4651 | ||
977206d7 HS |
4652 | return 0; |
4653 | ||
4654 | } | |
4655 | EXPORT_SYMBOL_GPL(rt2800_get_survey); | |
4656 | ||
a5ea2f02 ID |
4657 | MODULE_AUTHOR(DRV_PROJECT ", Bartlomiej Zolnierkiewicz"); |
4658 | MODULE_VERSION(DRV_VERSION); | |
4659 | MODULE_DESCRIPTION("Ralink RT2800 library"); | |
4660 | MODULE_LICENSE("GPL"); |