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89297425 | 1 | /* |
a5ea2f02 | 2 | Copyright (C) 2010 Ivo van Doorn <IvDoorn@gmail.com> |
9c9a0d14 | 3 | Copyright (C) 2009 Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> |
cce5fc45 | 4 | Copyright (C) 2009 Gertjan van Wingerde <gwingerde@gmail.com> |
89297425 | 5 | |
9c9a0d14 | 6 | Based on the original rt2800pci.c and rt2800usb.c. |
9c9a0d14 GW |
7 | Copyright (C) 2009 Alban Browaeys <prahal@yahoo.com> |
8 | Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org> | |
9 | Copyright (C) 2009 Luis Correia <luis.f.correia@gmail.com> | |
10 | Copyright (C) 2009 Mattias Nissler <mattias.nissler@gmx.de> | |
11 | Copyright (C) 2009 Mark Asselstine <asselsm@gmail.com> | |
12 | Copyright (C) 2009 Xose Vazquez Perez <xose.vazquez@gmail.com> | |
89297425 BZ |
13 | <http://rt2x00.serialmonkey.com> |
14 | ||
15 | This program is free software; you can redistribute it and/or modify | |
16 | it under the terms of the GNU General Public License as published by | |
17 | the Free Software Foundation; either version 2 of the License, or | |
18 | (at your option) any later version. | |
19 | ||
20 | This program is distributed in the hope that it will be useful, | |
21 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
22 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
23 | GNU General Public License for more details. | |
24 | ||
25 | You should have received a copy of the GNU General Public License | |
26 | along with this program; if not, write to the | |
27 | Free Software Foundation, Inc., | |
28 | 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
29 | */ | |
30 | ||
31 | /* | |
32 | Module: rt2800lib | |
33 | Abstract: rt2800 generic device routines. | |
34 | */ | |
35 | ||
36 | #include <linux/kernel.h> | |
37 | #include <linux/module.h> | |
5a0e3ad6 | 38 | #include <linux/slab.h> |
89297425 BZ |
39 | |
40 | #include "rt2x00.h" | |
41 | #include "rt2800lib.h" | |
42 | #include "rt2800.h" | |
43 | ||
89297425 BZ |
44 | /* |
45 | * Register access. | |
46 | * All access to the CSR registers will go through the methods | |
47 | * rt2800_register_read and rt2800_register_write. | |
48 | * BBP and RF register require indirect register access, | |
49 | * and use the CSR registers BBPCSR and RFCSR to achieve this. | |
50 | * These indirect registers work with busy bits, | |
51 | * and we will try maximal REGISTER_BUSY_COUNT times to access | |
52 | * the register while taking a REGISTER_BUSY_DELAY us delay | |
53 | * between each attampt. When the busy bit is still set at that time, | |
54 | * the access attempt is considered to have failed, | |
55 | * and we will print an error. | |
56 | * The _lock versions must be used if you already hold the csr_mutex | |
57 | */ | |
58 | #define WAIT_FOR_BBP(__dev, __reg) \ | |
59 | rt2800_regbusy_read((__dev), BBP_CSR_CFG, BBP_CSR_CFG_BUSY, (__reg)) | |
60 | #define WAIT_FOR_RFCSR(__dev, __reg) \ | |
61 | rt2800_regbusy_read((__dev), RF_CSR_CFG, RF_CSR_CFG_BUSY, (__reg)) | |
62 | #define WAIT_FOR_RF(__dev, __reg) \ | |
63 | rt2800_regbusy_read((__dev), RF_CSR_CFG0, RF_CSR_CFG0_BUSY, (__reg)) | |
64 | #define WAIT_FOR_MCU(__dev, __reg) \ | |
65 | rt2800_regbusy_read((__dev), H2M_MAILBOX_CSR, \ | |
66 | H2M_MAILBOX_CSR_OWNER, (__reg)) | |
67 | ||
baff8006 HS |
68 | static inline bool rt2800_is_305x_soc(struct rt2x00_dev *rt2x00dev) |
69 | { | |
70 | /* check for rt2872 on SoC */ | |
71 | if (!rt2x00_is_soc(rt2x00dev) || | |
72 | !rt2x00_rt(rt2x00dev, RT2872)) | |
73 | return false; | |
74 | ||
75 | /* we know for sure that these rf chipsets are used on rt305x boards */ | |
76 | if (rt2x00_rf(rt2x00dev, RF3020) || | |
77 | rt2x00_rf(rt2x00dev, RF3021) || | |
78 | rt2x00_rf(rt2x00dev, RF3022)) | |
79 | return true; | |
80 | ||
81 | NOTICE(rt2x00dev, "Unknown RF chipset on rt305x\n"); | |
82 | return false; | |
83 | } | |
84 | ||
fcf51541 BZ |
85 | static void rt2800_bbp_write(struct rt2x00_dev *rt2x00dev, |
86 | const unsigned int word, const u8 value) | |
89297425 BZ |
87 | { |
88 | u32 reg; | |
89 | ||
90 | mutex_lock(&rt2x00dev->csr_mutex); | |
91 | ||
92 | /* | |
93 | * Wait until the BBP becomes available, afterwards we | |
94 | * can safely write the new data into the register. | |
95 | */ | |
96 | if (WAIT_FOR_BBP(rt2x00dev, ®)) { | |
97 | reg = 0; | |
98 | rt2x00_set_field32(®, BBP_CSR_CFG_VALUE, value); | |
99 | rt2x00_set_field32(®, BBP_CSR_CFG_REGNUM, word); | |
100 | rt2x00_set_field32(®, BBP_CSR_CFG_BUSY, 1); | |
101 | rt2x00_set_field32(®, BBP_CSR_CFG_READ_CONTROL, 0); | |
cea90e55 | 102 | if (rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev)) |
89297425 BZ |
103 | rt2x00_set_field32(®, BBP_CSR_CFG_BBP_RW_MODE, 1); |
104 | ||
105 | rt2800_register_write_lock(rt2x00dev, BBP_CSR_CFG, reg); | |
106 | } | |
107 | ||
108 | mutex_unlock(&rt2x00dev->csr_mutex); | |
109 | } | |
89297425 | 110 | |
fcf51541 BZ |
111 | static void rt2800_bbp_read(struct rt2x00_dev *rt2x00dev, |
112 | const unsigned int word, u8 *value) | |
89297425 BZ |
113 | { |
114 | u32 reg; | |
115 | ||
116 | mutex_lock(&rt2x00dev->csr_mutex); | |
117 | ||
118 | /* | |
119 | * Wait until the BBP becomes available, afterwards we | |
120 | * can safely write the read request into the register. | |
121 | * After the data has been written, we wait until hardware | |
122 | * returns the correct value, if at any time the register | |
123 | * doesn't become available in time, reg will be 0xffffffff | |
124 | * which means we return 0xff to the caller. | |
125 | */ | |
126 | if (WAIT_FOR_BBP(rt2x00dev, ®)) { | |
127 | reg = 0; | |
128 | rt2x00_set_field32(®, BBP_CSR_CFG_REGNUM, word); | |
129 | rt2x00_set_field32(®, BBP_CSR_CFG_BUSY, 1); | |
130 | rt2x00_set_field32(®, BBP_CSR_CFG_READ_CONTROL, 1); | |
cea90e55 | 131 | if (rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev)) |
89297425 BZ |
132 | rt2x00_set_field32(®, BBP_CSR_CFG_BBP_RW_MODE, 1); |
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 | |
67a4c1e2 GW |
258 | int rt2800_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev) |
259 | { | |
260 | unsigned int i; | |
261 | u32 reg; | |
262 | ||
263 | for (i = 0; i < REGISTER_BUSY_COUNT; i++) { | |
264 | rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, ®); | |
265 | if (!rt2x00_get_field32(reg, WPDMA_GLO_CFG_TX_DMA_BUSY) && | |
266 | !rt2x00_get_field32(reg, WPDMA_GLO_CFG_RX_DMA_BUSY)) | |
267 | return 0; | |
268 | ||
269 | msleep(1); | |
270 | } | |
271 | ||
272 | ERROR(rt2x00dev, "WPDMA TX/RX busy, aborting.\n"); | |
273 | return -EACCES; | |
274 | } | |
275 | EXPORT_SYMBOL_GPL(rt2800_wait_wpdma_ready); | |
276 | ||
0b8004aa | 277 | void rt2800_write_txwi(__le32 *txwi, struct txentry_desc *txdesc) |
59679b91 | 278 | { |
59679b91 GW |
279 | u32 word; |
280 | ||
281 | /* | |
282 | * Initialize TX Info descriptor | |
283 | */ | |
284 | rt2x00_desc_read(txwi, 0, &word); | |
285 | rt2x00_set_field32(&word, TXWI_W0_FRAG, | |
286 | test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags)); | |
287 | rt2x00_set_field32(&word, TXWI_W0_MIMO_PS, 0); | |
288 | rt2x00_set_field32(&word, TXWI_W0_CF_ACK, 0); | |
289 | rt2x00_set_field32(&word, TXWI_W0_TS, | |
290 | test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags)); | |
291 | rt2x00_set_field32(&word, TXWI_W0_AMPDU, | |
292 | test_bit(ENTRY_TXD_HT_AMPDU, &txdesc->flags)); | |
293 | rt2x00_set_field32(&word, TXWI_W0_MPDU_DENSITY, txdesc->mpdu_density); | |
294 | rt2x00_set_field32(&word, TXWI_W0_TX_OP, txdesc->txop); | |
295 | rt2x00_set_field32(&word, TXWI_W0_MCS, txdesc->mcs); | |
296 | rt2x00_set_field32(&word, TXWI_W0_BW, | |
297 | test_bit(ENTRY_TXD_HT_BW_40, &txdesc->flags)); | |
298 | rt2x00_set_field32(&word, TXWI_W0_SHORT_GI, | |
299 | test_bit(ENTRY_TXD_HT_SHORT_GI, &txdesc->flags)); | |
300 | rt2x00_set_field32(&word, TXWI_W0_STBC, txdesc->stbc); | |
301 | rt2x00_set_field32(&word, TXWI_W0_PHYMODE, txdesc->rate_mode); | |
302 | rt2x00_desc_write(txwi, 0, word); | |
303 | ||
304 | rt2x00_desc_read(txwi, 1, &word); | |
305 | rt2x00_set_field32(&word, TXWI_W1_ACK, | |
306 | test_bit(ENTRY_TXD_ACK, &txdesc->flags)); | |
307 | rt2x00_set_field32(&word, TXWI_W1_NSEQ, | |
308 | test_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags)); | |
309 | rt2x00_set_field32(&word, TXWI_W1_BW_WIN_SIZE, txdesc->ba_size); | |
310 | rt2x00_set_field32(&word, TXWI_W1_WIRELESS_CLI_ID, | |
311 | test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags) ? | |
312 | txdesc->key_idx : 0xff); | |
313 | rt2x00_set_field32(&word, TXWI_W1_MPDU_TOTAL_BYTE_COUNT, | |
314 | txdesc->length); | |
315 | rt2x00_set_field32(&word, TXWI_W1_PACKETID, txdesc->queue + 1); | |
316 | rt2x00_desc_write(txwi, 1, word); | |
317 | ||
318 | /* | |
319 | * Always write 0 to IV/EIV fields, hardware will insert the IV | |
320 | * from the IVEIV register when TXD_W3_WIV is set to 0. | |
321 | * When TXD_W3_WIV is set to 1 it will use the IV data | |
322 | * from the descriptor. The TXWI_W1_WIRELESS_CLI_ID indicates which | |
323 | * crypto entry in the registers should be used to encrypt the frame. | |
324 | */ | |
325 | _rt2x00_desc_write(txwi, 2, 0 /* skbdesc->iv[0] */); | |
326 | _rt2x00_desc_write(txwi, 3, 0 /* skbdesc->iv[1] */); | |
327 | } | |
328 | EXPORT_SYMBOL_GPL(rt2800_write_txwi); | |
329 | ||
2de64dd2 GW |
330 | void rt2800_process_rxwi(struct sk_buff *skb, struct rxdone_entry_desc *rxdesc) |
331 | { | |
332 | __le32 *rxwi = (__le32 *) skb->data; | |
333 | u32 word; | |
334 | ||
335 | rt2x00_desc_read(rxwi, 0, &word); | |
336 | ||
337 | rxdesc->cipher = rt2x00_get_field32(word, RXWI_W0_UDF); | |
338 | rxdesc->size = rt2x00_get_field32(word, RXWI_W0_MPDU_TOTAL_BYTE_COUNT); | |
339 | ||
340 | rt2x00_desc_read(rxwi, 1, &word); | |
341 | ||
342 | if (rt2x00_get_field32(word, RXWI_W1_SHORT_GI)) | |
343 | rxdesc->flags |= RX_FLAG_SHORT_GI; | |
344 | ||
345 | if (rt2x00_get_field32(word, RXWI_W1_BW)) | |
346 | rxdesc->flags |= RX_FLAG_40MHZ; | |
347 | ||
348 | /* | |
349 | * Detect RX rate, always use MCS as signal type. | |
350 | */ | |
351 | rxdesc->dev_flags |= RXDONE_SIGNAL_MCS; | |
352 | rxdesc->signal = rt2x00_get_field32(word, RXWI_W1_MCS); | |
353 | rxdesc->rate_mode = rt2x00_get_field32(word, RXWI_W1_PHYMODE); | |
354 | ||
355 | /* | |
356 | * Mask of 0x8 bit to remove the short preamble flag. | |
357 | */ | |
358 | if (rxdesc->rate_mode == RATE_MODE_CCK) | |
359 | rxdesc->signal &= ~0x8; | |
360 | ||
361 | rt2x00_desc_read(rxwi, 2, &word); | |
362 | ||
363 | rxdesc->rssi = | |
364 | (rt2x00_get_field32(word, RXWI_W2_RSSI0) + | |
365 | rt2x00_get_field32(word, RXWI_W2_RSSI1)) / 2; | |
366 | ||
367 | /* | |
368 | * Remove RXWI descriptor from start of buffer. | |
369 | */ | |
370 | skb_pull(skb, RXWI_DESC_SIZE); | |
371 | } | |
372 | EXPORT_SYMBOL_GPL(rt2800_process_rxwi); | |
373 | ||
f0194b2d GW |
374 | void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc) |
375 | { | |
376 | struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; | |
377 | struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); | |
378 | unsigned int beacon_base; | |
379 | u32 reg; | |
380 | ||
381 | /* | |
382 | * Disable beaconing while we are reloading the beacon data, | |
383 | * otherwise we might be sending out invalid data. | |
384 | */ | |
385 | rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); | |
386 | rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); | |
387 | rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); | |
388 | ||
389 | /* | |
390 | * Add space for the TXWI in front of the skb. | |
391 | */ | |
392 | skb_push(entry->skb, TXWI_DESC_SIZE); | |
393 | memset(entry->skb, 0, TXWI_DESC_SIZE); | |
394 | ||
395 | /* | |
396 | * Register descriptor details in skb frame descriptor. | |
397 | */ | |
398 | skbdesc->flags |= SKBDESC_DESC_IN_SKB; | |
399 | skbdesc->desc = entry->skb->data; | |
400 | skbdesc->desc_len = TXWI_DESC_SIZE; | |
401 | ||
402 | /* | |
403 | * Add the TXWI for the beacon to the skb. | |
404 | */ | |
405 | rt2800_write_txwi((__le32 *)entry->skb->data, txdesc); | |
406 | ||
407 | /* | |
408 | * Dump beacon to userspace through debugfs. | |
409 | */ | |
410 | rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry->skb); | |
411 | ||
412 | /* | |
413 | * Write entire beacon with TXWI to register. | |
414 | */ | |
415 | beacon_base = HW_BEACON_OFFSET(entry->entry_idx); | |
416 | rt2800_register_multiwrite(rt2x00dev, beacon_base, | |
417 | entry->skb->data, entry->skb->len); | |
418 | ||
419 | /* | |
420 | * Enable beaconing again. | |
421 | */ | |
422 | rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 1); | |
423 | rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 1); | |
424 | rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 1); | |
425 | rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); | |
426 | ||
427 | /* | |
428 | * Clean up beacon skb. | |
429 | */ | |
430 | dev_kfree_skb_any(entry->skb); | |
431 | entry->skb = NULL; | |
432 | } | |
433 | EXPORT_SYMBOL(rt2800_write_beacon); | |
434 | ||
fdb87251 HS |
435 | static void inline rt2800_clear_beacon(struct rt2x00_dev *rt2x00dev, |
436 | unsigned int beacon_base) | |
437 | { | |
438 | int i; | |
439 | ||
440 | /* | |
441 | * For the Beacon base registers we only need to clear | |
442 | * the whole TXWI which (when set to 0) will invalidate | |
443 | * the entire beacon. | |
444 | */ | |
445 | for (i = 0; i < TXWI_DESC_SIZE; i += sizeof(__le32)) | |
446 | rt2800_register_write(rt2x00dev, beacon_base + i, 0); | |
447 | } | |
448 | ||
f4450616 BZ |
449 | #ifdef CONFIG_RT2X00_LIB_DEBUGFS |
450 | const struct rt2x00debug rt2800_rt2x00debug = { | |
451 | .owner = THIS_MODULE, | |
452 | .csr = { | |
453 | .read = rt2800_register_read, | |
454 | .write = rt2800_register_write, | |
455 | .flags = RT2X00DEBUGFS_OFFSET, | |
456 | .word_base = CSR_REG_BASE, | |
457 | .word_size = sizeof(u32), | |
458 | .word_count = CSR_REG_SIZE / sizeof(u32), | |
459 | }, | |
460 | .eeprom = { | |
461 | .read = rt2x00_eeprom_read, | |
462 | .write = rt2x00_eeprom_write, | |
463 | .word_base = EEPROM_BASE, | |
464 | .word_size = sizeof(u16), | |
465 | .word_count = EEPROM_SIZE / sizeof(u16), | |
466 | }, | |
467 | .bbp = { | |
468 | .read = rt2800_bbp_read, | |
469 | .write = rt2800_bbp_write, | |
470 | .word_base = BBP_BASE, | |
471 | .word_size = sizeof(u8), | |
472 | .word_count = BBP_SIZE / sizeof(u8), | |
473 | }, | |
474 | .rf = { | |
475 | .read = rt2x00_rf_read, | |
476 | .write = rt2800_rf_write, | |
477 | .word_base = RF_BASE, | |
478 | .word_size = sizeof(u32), | |
479 | .word_count = RF_SIZE / sizeof(u32), | |
480 | }, | |
481 | }; | |
482 | EXPORT_SYMBOL_GPL(rt2800_rt2x00debug); | |
483 | #endif /* CONFIG_RT2X00_LIB_DEBUGFS */ | |
484 | ||
485 | int rt2800_rfkill_poll(struct rt2x00_dev *rt2x00dev) | |
486 | { | |
487 | u32 reg; | |
488 | ||
489 | rt2800_register_read(rt2x00dev, GPIO_CTRL_CFG, ®); | |
490 | return rt2x00_get_field32(reg, GPIO_CTRL_CFG_BIT2); | |
491 | } | |
492 | EXPORT_SYMBOL_GPL(rt2800_rfkill_poll); | |
493 | ||
494 | #ifdef CONFIG_RT2X00_LIB_LEDS | |
495 | static void rt2800_brightness_set(struct led_classdev *led_cdev, | |
496 | enum led_brightness brightness) | |
497 | { | |
498 | struct rt2x00_led *led = | |
499 | container_of(led_cdev, struct rt2x00_led, led_dev); | |
500 | unsigned int enabled = brightness != LED_OFF; | |
501 | unsigned int bg_mode = | |
502 | (enabled && led->rt2x00dev->curr_band == IEEE80211_BAND_2GHZ); | |
503 | unsigned int polarity = | |
504 | rt2x00_get_field16(led->rt2x00dev->led_mcu_reg, | |
505 | EEPROM_FREQ_LED_POLARITY); | |
506 | unsigned int ledmode = | |
507 | rt2x00_get_field16(led->rt2x00dev->led_mcu_reg, | |
508 | EEPROM_FREQ_LED_MODE); | |
509 | ||
510 | if (led->type == LED_TYPE_RADIO) { | |
511 | rt2800_mcu_request(led->rt2x00dev, MCU_LED, 0xff, ledmode, | |
512 | enabled ? 0x20 : 0); | |
513 | } else if (led->type == LED_TYPE_ASSOC) { | |
514 | rt2800_mcu_request(led->rt2x00dev, MCU_LED, 0xff, ledmode, | |
515 | enabled ? (bg_mode ? 0x60 : 0xa0) : 0x20); | |
516 | } else if (led->type == LED_TYPE_QUALITY) { | |
517 | /* | |
518 | * The brightness is divided into 6 levels (0 - 5), | |
519 | * The specs tell us the following levels: | |
520 | * 0, 1 ,3, 7, 15, 31 | |
521 | * to determine the level in a simple way we can simply | |
522 | * work with bitshifting: | |
523 | * (1 << level) - 1 | |
524 | */ | |
525 | rt2800_mcu_request(led->rt2x00dev, MCU_LED_STRENGTH, 0xff, | |
526 | (1 << brightness / (LED_FULL / 6)) - 1, | |
527 | polarity); | |
528 | } | |
529 | } | |
530 | ||
531 | static int rt2800_blink_set(struct led_classdev *led_cdev, | |
532 | unsigned long *delay_on, unsigned long *delay_off) | |
533 | { | |
534 | struct rt2x00_led *led = | |
535 | container_of(led_cdev, struct rt2x00_led, led_dev); | |
536 | u32 reg; | |
537 | ||
538 | rt2800_register_read(led->rt2x00dev, LED_CFG, ®); | |
539 | rt2x00_set_field32(®, LED_CFG_ON_PERIOD, *delay_on); | |
540 | rt2x00_set_field32(®, LED_CFG_OFF_PERIOD, *delay_off); | |
f4450616 BZ |
541 | rt2800_register_write(led->rt2x00dev, LED_CFG, reg); |
542 | ||
543 | return 0; | |
544 | } | |
545 | ||
b3579d6a | 546 | static void rt2800_init_led(struct rt2x00_dev *rt2x00dev, |
f4450616 BZ |
547 | struct rt2x00_led *led, enum led_type type) |
548 | { | |
549 | led->rt2x00dev = rt2x00dev; | |
550 | led->type = type; | |
551 | led->led_dev.brightness_set = rt2800_brightness_set; | |
552 | led->led_dev.blink_set = rt2800_blink_set; | |
553 | led->flags = LED_INITIALIZED; | |
554 | } | |
f4450616 BZ |
555 | #endif /* CONFIG_RT2X00_LIB_LEDS */ |
556 | ||
557 | /* | |
558 | * Configuration handlers. | |
559 | */ | |
560 | static void rt2800_config_wcid_attr(struct rt2x00_dev *rt2x00dev, | |
561 | struct rt2x00lib_crypto *crypto, | |
562 | struct ieee80211_key_conf *key) | |
563 | { | |
564 | struct mac_wcid_entry wcid_entry; | |
565 | struct mac_iveiv_entry iveiv_entry; | |
566 | u32 offset; | |
567 | u32 reg; | |
568 | ||
569 | offset = MAC_WCID_ATTR_ENTRY(key->hw_key_idx); | |
570 | ||
e4a0ab34 ID |
571 | if (crypto->cmd == SET_KEY) { |
572 | rt2800_register_read(rt2x00dev, offset, ®); | |
573 | rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_KEYTAB, | |
574 | !!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)); | |
575 | /* | |
576 | * Both the cipher as the BSS Idx numbers are split in a main | |
577 | * value of 3 bits, and a extended field for adding one additional | |
578 | * bit to the value. | |
579 | */ | |
580 | rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_CIPHER, | |
581 | (crypto->cipher & 0x7)); | |
582 | rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_CIPHER_EXT, | |
583 | (crypto->cipher & 0x8) >> 3); | |
584 | rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_BSS_IDX, | |
585 | (crypto->bssidx & 0x7)); | |
586 | rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_BSS_IDX_EXT, | |
587 | (crypto->bssidx & 0x8) >> 3); | |
588 | rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_RX_WIUDF, crypto->cipher); | |
589 | rt2800_register_write(rt2x00dev, offset, reg); | |
590 | } else { | |
591 | rt2800_register_write(rt2x00dev, offset, 0); | |
592 | } | |
f4450616 BZ |
593 | |
594 | offset = MAC_IVEIV_ENTRY(key->hw_key_idx); | |
595 | ||
596 | memset(&iveiv_entry, 0, sizeof(iveiv_entry)); | |
597 | if ((crypto->cipher == CIPHER_TKIP) || | |
598 | (crypto->cipher == CIPHER_TKIP_NO_MIC) || | |
599 | (crypto->cipher == CIPHER_AES)) | |
600 | iveiv_entry.iv[3] |= 0x20; | |
601 | iveiv_entry.iv[3] |= key->keyidx << 6; | |
602 | rt2800_register_multiwrite(rt2x00dev, offset, | |
603 | &iveiv_entry, sizeof(iveiv_entry)); | |
604 | ||
605 | offset = MAC_WCID_ENTRY(key->hw_key_idx); | |
606 | ||
607 | memset(&wcid_entry, 0, sizeof(wcid_entry)); | |
608 | if (crypto->cmd == SET_KEY) | |
609 | memcpy(&wcid_entry, crypto->address, ETH_ALEN); | |
610 | rt2800_register_multiwrite(rt2x00dev, offset, | |
611 | &wcid_entry, sizeof(wcid_entry)); | |
612 | } | |
613 | ||
614 | int rt2800_config_shared_key(struct rt2x00_dev *rt2x00dev, | |
615 | struct rt2x00lib_crypto *crypto, | |
616 | struct ieee80211_key_conf *key) | |
617 | { | |
618 | struct hw_key_entry key_entry; | |
619 | struct rt2x00_field32 field; | |
620 | u32 offset; | |
621 | u32 reg; | |
622 | ||
623 | if (crypto->cmd == SET_KEY) { | |
624 | key->hw_key_idx = (4 * crypto->bssidx) + key->keyidx; | |
625 | ||
626 | memcpy(key_entry.key, crypto->key, | |
627 | sizeof(key_entry.key)); | |
628 | memcpy(key_entry.tx_mic, crypto->tx_mic, | |
629 | sizeof(key_entry.tx_mic)); | |
630 | memcpy(key_entry.rx_mic, crypto->rx_mic, | |
631 | sizeof(key_entry.rx_mic)); | |
632 | ||
633 | offset = SHARED_KEY_ENTRY(key->hw_key_idx); | |
634 | rt2800_register_multiwrite(rt2x00dev, offset, | |
635 | &key_entry, sizeof(key_entry)); | |
636 | } | |
637 | ||
638 | /* | |
639 | * The cipher types are stored over multiple registers | |
640 | * starting with SHARED_KEY_MODE_BASE each word will have | |
641 | * 32 bits and contains the cipher types for 2 bssidx each. | |
642 | * Using the correct defines correctly will cause overhead, | |
643 | * so just calculate the correct offset. | |
644 | */ | |
645 | field.bit_offset = 4 * (key->hw_key_idx % 8); | |
646 | field.bit_mask = 0x7 << field.bit_offset; | |
647 | ||
648 | offset = SHARED_KEY_MODE_ENTRY(key->hw_key_idx / 8); | |
649 | ||
650 | rt2800_register_read(rt2x00dev, offset, ®); | |
651 | rt2x00_set_field32(®, field, | |
652 | (crypto->cmd == SET_KEY) * crypto->cipher); | |
653 | rt2800_register_write(rt2x00dev, offset, reg); | |
654 | ||
655 | /* | |
656 | * Update WCID information | |
657 | */ | |
658 | rt2800_config_wcid_attr(rt2x00dev, crypto, key); | |
659 | ||
660 | return 0; | |
661 | } | |
662 | EXPORT_SYMBOL_GPL(rt2800_config_shared_key); | |
663 | ||
664 | int rt2800_config_pairwise_key(struct rt2x00_dev *rt2x00dev, | |
665 | struct rt2x00lib_crypto *crypto, | |
666 | struct ieee80211_key_conf *key) | |
667 | { | |
668 | struct hw_key_entry key_entry; | |
669 | u32 offset; | |
670 | ||
671 | if (crypto->cmd == SET_KEY) { | |
672 | /* | |
673 | * 1 pairwise key is possible per AID, this means that the AID | |
674 | * equals our hw_key_idx. Make sure the WCID starts _after_ the | |
675 | * last possible shared key entry. | |
676 | */ | |
677 | if (crypto->aid > (256 - 32)) | |
678 | return -ENOSPC; | |
679 | ||
680 | key->hw_key_idx = 32 + crypto->aid; | |
681 | ||
682 | memcpy(key_entry.key, crypto->key, | |
683 | sizeof(key_entry.key)); | |
684 | memcpy(key_entry.tx_mic, crypto->tx_mic, | |
685 | sizeof(key_entry.tx_mic)); | |
686 | memcpy(key_entry.rx_mic, crypto->rx_mic, | |
687 | sizeof(key_entry.rx_mic)); | |
688 | ||
689 | offset = PAIRWISE_KEY_ENTRY(key->hw_key_idx); | |
690 | rt2800_register_multiwrite(rt2x00dev, offset, | |
691 | &key_entry, sizeof(key_entry)); | |
692 | } | |
693 | ||
694 | /* | |
695 | * Update WCID information | |
696 | */ | |
697 | rt2800_config_wcid_attr(rt2x00dev, crypto, key); | |
698 | ||
699 | return 0; | |
700 | } | |
701 | EXPORT_SYMBOL_GPL(rt2800_config_pairwise_key); | |
702 | ||
703 | void rt2800_config_filter(struct rt2x00_dev *rt2x00dev, | |
704 | const unsigned int filter_flags) | |
705 | { | |
706 | u32 reg; | |
707 | ||
708 | /* | |
709 | * Start configuration steps. | |
710 | * Note that the version error will always be dropped | |
711 | * and broadcast frames will always be accepted since | |
712 | * there is no filter for it at this time. | |
713 | */ | |
714 | rt2800_register_read(rt2x00dev, RX_FILTER_CFG, ®); | |
715 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_CRC_ERROR, | |
716 | !(filter_flags & FIF_FCSFAIL)); | |
717 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_PHY_ERROR, | |
718 | !(filter_flags & FIF_PLCPFAIL)); | |
719 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_NOT_TO_ME, | |
720 | !(filter_flags & FIF_PROMISC_IN_BSS)); | |
721 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_NOT_MY_BSSD, 0); | |
722 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_VER_ERROR, 1); | |
723 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_MULTICAST, | |
724 | !(filter_flags & FIF_ALLMULTI)); | |
725 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_BROADCAST, 0); | |
726 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_DUPLICATE, 1); | |
727 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_CF_END_ACK, | |
728 | !(filter_flags & FIF_CONTROL)); | |
729 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_CF_END, | |
730 | !(filter_flags & FIF_CONTROL)); | |
731 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_ACK, | |
732 | !(filter_flags & FIF_CONTROL)); | |
733 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_CTS, | |
734 | !(filter_flags & FIF_CONTROL)); | |
735 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_RTS, | |
736 | !(filter_flags & FIF_CONTROL)); | |
737 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_PSPOLL, | |
738 | !(filter_flags & FIF_PSPOLL)); | |
739 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_BA, 1); | |
740 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_BAR, 0); | |
741 | rt2x00_set_field32(®, RX_FILTER_CFG_DROP_CNTL, | |
742 | !(filter_flags & FIF_CONTROL)); | |
743 | rt2800_register_write(rt2x00dev, RX_FILTER_CFG, reg); | |
744 | } | |
745 | EXPORT_SYMBOL_GPL(rt2800_config_filter); | |
746 | ||
747 | void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf, | |
748 | struct rt2x00intf_conf *conf, const unsigned int flags) | |
749 | { | |
f4450616 BZ |
750 | u32 reg; |
751 | ||
752 | if (flags & CONFIG_UPDATE_TYPE) { | |
753 | /* | |
754 | * Clear current synchronisation setup. | |
f4450616 | 755 | */ |
fdb87251 HS |
756 | rt2800_clear_beacon(rt2x00dev, |
757 | HW_BEACON_OFFSET(intf->beacon->entry_idx)); | |
f4450616 BZ |
758 | /* |
759 | * Enable synchronisation. | |
760 | */ | |
761 | rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); | |
762 | rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 1); | |
763 | rt2x00_set_field32(®, BCN_TIME_CFG_TSF_SYNC, conf->sync); | |
6a62e5ef JB |
764 | rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, |
765 | (conf->sync == TSF_SYNC_BEACON)); | |
f4450616 BZ |
766 | rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); |
767 | } | |
768 | ||
769 | if (flags & CONFIG_UPDATE_MAC) { | |
770 | reg = le32_to_cpu(conf->mac[1]); | |
771 | rt2x00_set_field32(®, MAC_ADDR_DW1_UNICAST_TO_ME_MASK, 0xff); | |
772 | conf->mac[1] = cpu_to_le32(reg); | |
773 | ||
774 | rt2800_register_multiwrite(rt2x00dev, MAC_ADDR_DW0, | |
775 | conf->mac, sizeof(conf->mac)); | |
776 | } | |
777 | ||
778 | if (flags & CONFIG_UPDATE_BSSID) { | |
779 | reg = le32_to_cpu(conf->bssid[1]); | |
d440cb9e ID |
780 | rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_ID_MASK, 3); |
781 | rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_BCN_NUM, 7); | |
f4450616 BZ |
782 | conf->bssid[1] = cpu_to_le32(reg); |
783 | ||
784 | rt2800_register_multiwrite(rt2x00dev, MAC_BSSID_DW0, | |
785 | conf->bssid, sizeof(conf->bssid)); | |
786 | } | |
787 | } | |
788 | EXPORT_SYMBOL_GPL(rt2800_config_intf); | |
789 | ||
790 | void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp) | |
791 | { | |
792 | u32 reg; | |
793 | ||
f4450616 BZ |
794 | rt2800_register_read(rt2x00dev, AUTO_RSP_CFG, ®); |
795 | rt2x00_set_field32(®, AUTO_RSP_CFG_BAC_ACK_POLICY, | |
796 | !!erp->short_preamble); | |
797 | rt2x00_set_field32(®, AUTO_RSP_CFG_AR_PREAMBLE, | |
798 | !!erp->short_preamble); | |
799 | rt2800_register_write(rt2x00dev, AUTO_RSP_CFG, reg); | |
800 | ||
801 | rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, ®); | |
802 | rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_CTRL, | |
803 | erp->cts_protection ? 2 : 0); | |
804 | rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg); | |
805 | ||
806 | rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE, | |
807 | erp->basic_rates); | |
808 | rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003); | |
809 | ||
810 | rt2800_register_read(rt2x00dev, BKOFF_SLOT_CFG, ®); | |
811 | rt2x00_set_field32(®, BKOFF_SLOT_CFG_SLOT_TIME, erp->slot_time); | |
f4450616 BZ |
812 | rt2800_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg); |
813 | ||
814 | rt2800_register_read(rt2x00dev, XIFS_TIME_CFG, ®); | |
f4450616 | 815 | rt2x00_set_field32(®, XIFS_TIME_CFG_EIFS, erp->eifs); |
f4450616 BZ |
816 | rt2800_register_write(rt2x00dev, XIFS_TIME_CFG, reg); |
817 | ||
818 | rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); | |
819 | rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_INTERVAL, | |
820 | erp->beacon_int * 16); | |
821 | rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); | |
822 | } | |
823 | EXPORT_SYMBOL_GPL(rt2800_config_erp); | |
824 | ||
825 | void rt2800_config_ant(struct rt2x00_dev *rt2x00dev, struct antenna_setup *ant) | |
826 | { | |
827 | u8 r1; | |
828 | u8 r3; | |
829 | ||
830 | rt2800_bbp_read(rt2x00dev, 1, &r1); | |
831 | rt2800_bbp_read(rt2x00dev, 3, &r3); | |
832 | ||
833 | /* | |
834 | * Configure the TX antenna. | |
835 | */ | |
836 | switch ((int)ant->tx) { | |
837 | case 1: | |
838 | rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 0); | |
cea90e55 | 839 | if (rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev)) |
f4450616 BZ |
840 | rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 0); |
841 | break; | |
842 | case 2: | |
843 | rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 2); | |
844 | break; | |
845 | case 3: | |
846 | /* Do nothing */ | |
847 | break; | |
848 | } | |
849 | ||
850 | /* | |
851 | * Configure the RX antenna. | |
852 | */ | |
853 | switch ((int)ant->rx) { | |
854 | case 1: | |
855 | rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 0); | |
856 | break; | |
857 | case 2: | |
858 | rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 1); | |
859 | break; | |
860 | case 3: | |
861 | rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 2); | |
862 | break; | |
863 | } | |
864 | ||
865 | rt2800_bbp_write(rt2x00dev, 3, r3); | |
866 | rt2800_bbp_write(rt2x00dev, 1, r1); | |
867 | } | |
868 | EXPORT_SYMBOL_GPL(rt2800_config_ant); | |
869 | ||
870 | static void rt2800_config_lna_gain(struct rt2x00_dev *rt2x00dev, | |
871 | struct rt2x00lib_conf *libconf) | |
872 | { | |
873 | u16 eeprom; | |
874 | short lna_gain; | |
875 | ||
876 | if (libconf->rf.channel <= 14) { | |
877 | rt2x00_eeprom_read(rt2x00dev, EEPROM_LNA, &eeprom); | |
878 | lna_gain = rt2x00_get_field16(eeprom, EEPROM_LNA_BG); | |
879 | } else if (libconf->rf.channel <= 64) { | |
880 | rt2x00_eeprom_read(rt2x00dev, EEPROM_LNA, &eeprom); | |
881 | lna_gain = rt2x00_get_field16(eeprom, EEPROM_LNA_A0); | |
882 | } else if (libconf->rf.channel <= 128) { | |
883 | rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2, &eeprom); | |
884 | lna_gain = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG2_LNA_A1); | |
885 | } else { | |
886 | rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_A2, &eeprom); | |
887 | lna_gain = rt2x00_get_field16(eeprom, EEPROM_RSSI_A2_LNA_A2); | |
888 | } | |
889 | ||
890 | rt2x00dev->lna_gain = lna_gain; | |
891 | } | |
892 | ||
06855ef4 GW |
893 | static void rt2800_config_channel_rf2xxx(struct rt2x00_dev *rt2x00dev, |
894 | struct ieee80211_conf *conf, | |
895 | struct rf_channel *rf, | |
896 | struct channel_info *info) | |
f4450616 BZ |
897 | { |
898 | rt2x00_set_field32(&rf->rf4, RF4_FREQ_OFFSET, rt2x00dev->freq_offset); | |
899 | ||
900 | if (rt2x00dev->default_ant.tx == 1) | |
901 | rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_TX1, 1); | |
902 | ||
903 | if (rt2x00dev->default_ant.rx == 1) { | |
904 | rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX1, 1); | |
905 | rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX2, 1); | |
906 | } else if (rt2x00dev->default_ant.rx == 2) | |
907 | rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX2, 1); | |
908 | ||
909 | if (rf->channel > 14) { | |
910 | /* | |
911 | * When TX power is below 0, we should increase it by 7 to | |
912 | * make it a positive value (Minumum value is -7). | |
913 | * However this means that values between 0 and 7 have | |
914 | * double meaning, and we should set a 7DBm boost flag. | |
915 | */ | |
916 | rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_A_7DBM_BOOST, | |
917 | (info->tx_power1 >= 0)); | |
918 | ||
919 | if (info->tx_power1 < 0) | |
920 | info->tx_power1 += 7; | |
921 | ||
922 | rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_A, | |
923 | TXPOWER_A_TO_DEV(info->tx_power1)); | |
924 | ||
925 | rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_A_7DBM_BOOST, | |
926 | (info->tx_power2 >= 0)); | |
927 | ||
928 | if (info->tx_power2 < 0) | |
929 | info->tx_power2 += 7; | |
930 | ||
931 | rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_A, | |
932 | TXPOWER_A_TO_DEV(info->tx_power2)); | |
933 | } else { | |
934 | rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_G, | |
935 | TXPOWER_G_TO_DEV(info->tx_power1)); | |
936 | rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_G, | |
937 | TXPOWER_G_TO_DEV(info->tx_power2)); | |
938 | } | |
939 | ||
940 | rt2x00_set_field32(&rf->rf4, RF4_HT40, conf_is_ht40(conf)); | |
941 | ||
942 | rt2800_rf_write(rt2x00dev, 1, rf->rf1); | |
943 | rt2800_rf_write(rt2x00dev, 2, rf->rf2); | |
944 | rt2800_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004); | |
945 | rt2800_rf_write(rt2x00dev, 4, rf->rf4); | |
946 | ||
947 | udelay(200); | |
948 | ||
949 | rt2800_rf_write(rt2x00dev, 1, rf->rf1); | |
950 | rt2800_rf_write(rt2x00dev, 2, rf->rf2); | |
951 | rt2800_rf_write(rt2x00dev, 3, rf->rf3 | 0x00000004); | |
952 | rt2800_rf_write(rt2x00dev, 4, rf->rf4); | |
953 | ||
954 | udelay(200); | |
955 | ||
956 | rt2800_rf_write(rt2x00dev, 1, rf->rf1); | |
957 | rt2800_rf_write(rt2x00dev, 2, rf->rf2); | |
958 | rt2800_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004); | |
959 | rt2800_rf_write(rt2x00dev, 4, rf->rf4); | |
960 | } | |
961 | ||
06855ef4 GW |
962 | static void rt2800_config_channel_rf3xxx(struct rt2x00_dev *rt2x00dev, |
963 | struct ieee80211_conf *conf, | |
964 | struct rf_channel *rf, | |
965 | struct channel_info *info) | |
f4450616 BZ |
966 | { |
967 | u8 rfcsr; | |
968 | ||
969 | rt2800_rfcsr_write(rt2x00dev, 2, rf->rf1); | |
41a26170 | 970 | rt2800_rfcsr_write(rt2x00dev, 3, rf->rf3); |
f4450616 BZ |
971 | |
972 | rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr); | |
fab799c3 | 973 | rt2x00_set_field8(&rfcsr, RFCSR6_R1, rf->rf2); |
f4450616 BZ |
974 | rt2800_rfcsr_write(rt2x00dev, 6, rfcsr); |
975 | ||
976 | rt2800_rfcsr_read(rt2x00dev, 12, &rfcsr); | |
977 | rt2x00_set_field8(&rfcsr, RFCSR12_TX_POWER, | |
978 | TXPOWER_G_TO_DEV(info->tx_power1)); | |
979 | rt2800_rfcsr_write(rt2x00dev, 12, rfcsr); | |
980 | ||
5a673964 HS |
981 | rt2800_rfcsr_read(rt2x00dev, 13, &rfcsr); |
982 | rt2x00_set_field8(&rfcsr, RFCSR13_TX_POWER, | |
983 | TXPOWER_G_TO_DEV(info->tx_power2)); | |
984 | rt2800_rfcsr_write(rt2x00dev, 13, rfcsr); | |
985 | ||
f4450616 BZ |
986 | rt2800_rfcsr_read(rt2x00dev, 23, &rfcsr); |
987 | rt2x00_set_field8(&rfcsr, RFCSR23_FREQ_OFFSET, rt2x00dev->freq_offset); | |
988 | rt2800_rfcsr_write(rt2x00dev, 23, rfcsr); | |
989 | ||
990 | rt2800_rfcsr_write(rt2x00dev, 24, | |
991 | rt2x00dev->calibration[conf_is_ht40(conf)]); | |
992 | ||
71976907 | 993 | rt2800_rfcsr_read(rt2x00dev, 7, &rfcsr); |
f4450616 | 994 | rt2x00_set_field8(&rfcsr, RFCSR7_RF_TUNING, 1); |
71976907 | 995 | rt2800_rfcsr_write(rt2x00dev, 7, rfcsr); |
f4450616 BZ |
996 | } |
997 | ||
998 | static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, | |
999 | struct ieee80211_conf *conf, | |
1000 | struct rf_channel *rf, | |
1001 | struct channel_info *info) | |
1002 | { | |
1003 | u32 reg; | |
1004 | unsigned int tx_pin; | |
1005 | u8 bbp; | |
1006 | ||
06855ef4 GW |
1007 | if (rt2x00_rf(rt2x00dev, RF2020) || |
1008 | rt2x00_rf(rt2x00dev, RF3020) || | |
1009 | rt2x00_rf(rt2x00dev, RF3021) || | |
1010 | rt2x00_rf(rt2x00dev, RF3022)) | |
1011 | rt2800_config_channel_rf3xxx(rt2x00dev, conf, rf, info); | |
fa6f632f | 1012 | else |
06855ef4 | 1013 | rt2800_config_channel_rf2xxx(rt2x00dev, conf, rf, info); |
f4450616 BZ |
1014 | |
1015 | /* | |
1016 | * Change BBP settings | |
1017 | */ | |
1018 | rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain); | |
1019 | rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain); | |
1020 | rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain); | |
1021 | rt2800_bbp_write(rt2x00dev, 86, 0); | |
1022 | ||
1023 | if (rf->channel <= 14) { | |
1024 | if (test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags)) { | |
1025 | rt2800_bbp_write(rt2x00dev, 82, 0x62); | |
1026 | rt2800_bbp_write(rt2x00dev, 75, 0x46); | |
1027 | } else { | |
1028 | rt2800_bbp_write(rt2x00dev, 82, 0x84); | |
1029 | rt2800_bbp_write(rt2x00dev, 75, 0x50); | |
1030 | } | |
1031 | } else { | |
1032 | rt2800_bbp_write(rt2x00dev, 82, 0xf2); | |
1033 | ||
1034 | if (test_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags)) | |
1035 | rt2800_bbp_write(rt2x00dev, 75, 0x46); | |
1036 | else | |
1037 | rt2800_bbp_write(rt2x00dev, 75, 0x50); | |
1038 | } | |
1039 | ||
1040 | rt2800_register_read(rt2x00dev, TX_BAND_CFG, ®); | |
a21ee724 | 1041 | rt2x00_set_field32(®, TX_BAND_CFG_HT40_MINUS, conf_is_ht40_minus(conf)); |
f4450616 BZ |
1042 | rt2x00_set_field32(®, TX_BAND_CFG_A, rf->channel > 14); |
1043 | rt2x00_set_field32(®, TX_BAND_CFG_BG, rf->channel <= 14); | |
1044 | rt2800_register_write(rt2x00dev, TX_BAND_CFG, reg); | |
1045 | ||
1046 | tx_pin = 0; | |
1047 | ||
1048 | /* Turn on unused PA or LNA when not using 1T or 1R */ | |
1049 | if (rt2x00dev->default_ant.tx != 1) { | |
1050 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A1_EN, 1); | |
1051 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G1_EN, 1); | |
1052 | } | |
1053 | ||
1054 | /* Turn on unused PA or LNA when not using 1T or 1R */ | |
1055 | if (rt2x00dev->default_ant.rx != 1) { | |
1056 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A1_EN, 1); | |
1057 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G1_EN, 1); | |
1058 | } | |
1059 | ||
1060 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A0_EN, 1); | |
1061 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G0_EN, 1); | |
1062 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_RFTR_EN, 1); | |
1063 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_TRSW_EN, 1); | |
1064 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G0_EN, rf->channel <= 14); | |
1065 | rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A0_EN, rf->channel > 14); | |
1066 | ||
1067 | rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin); | |
1068 | ||
1069 | rt2800_bbp_read(rt2x00dev, 4, &bbp); | |
1070 | rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 2 * conf_is_ht40(conf)); | |
1071 | rt2800_bbp_write(rt2x00dev, 4, bbp); | |
1072 | ||
1073 | rt2800_bbp_read(rt2x00dev, 3, &bbp); | |
a21ee724 | 1074 | rt2x00_set_field8(&bbp, BBP3_HT40_MINUS, conf_is_ht40_minus(conf)); |
f4450616 BZ |
1075 | rt2800_bbp_write(rt2x00dev, 3, bbp); |
1076 | ||
8d0c9b65 | 1077 | if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C)) { |
f4450616 BZ |
1078 | if (conf_is_ht40(conf)) { |
1079 | rt2800_bbp_write(rt2x00dev, 69, 0x1a); | |
1080 | rt2800_bbp_write(rt2x00dev, 70, 0x0a); | |
1081 | rt2800_bbp_write(rt2x00dev, 73, 0x16); | |
1082 | } else { | |
1083 | rt2800_bbp_write(rt2x00dev, 69, 0x16); | |
1084 | rt2800_bbp_write(rt2x00dev, 70, 0x08); | |
1085 | rt2800_bbp_write(rt2x00dev, 73, 0x11); | |
1086 | } | |
1087 | } | |
1088 | ||
1089 | msleep(1); | |
1090 | } | |
1091 | ||
1092 | static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev, | |
1093 | const int txpower) | |
1094 | { | |
1095 | u32 reg; | |
1096 | u32 value = TXPOWER_G_TO_DEV(txpower); | |
1097 | u8 r1; | |
1098 | ||
1099 | rt2800_bbp_read(rt2x00dev, 1, &r1); | |
a3f84ca4 | 1100 | rt2x00_set_field8(&r1, BBP1_TX_POWER, 0); |
f4450616 BZ |
1101 | rt2800_bbp_write(rt2x00dev, 1, r1); |
1102 | ||
1103 | rt2800_register_read(rt2x00dev, TX_PWR_CFG_0, ®); | |
1104 | rt2x00_set_field32(®, TX_PWR_CFG_0_1MBS, value); | |
1105 | rt2x00_set_field32(®, TX_PWR_CFG_0_2MBS, value); | |
1106 | rt2x00_set_field32(®, TX_PWR_CFG_0_55MBS, value); | |
1107 | rt2x00_set_field32(®, TX_PWR_CFG_0_11MBS, value); | |
1108 | rt2x00_set_field32(®, TX_PWR_CFG_0_6MBS, value); | |
1109 | rt2x00_set_field32(®, TX_PWR_CFG_0_9MBS, value); | |
1110 | rt2x00_set_field32(®, TX_PWR_CFG_0_12MBS, value); | |
1111 | rt2x00_set_field32(®, TX_PWR_CFG_0_18MBS, value); | |
1112 | rt2800_register_write(rt2x00dev, TX_PWR_CFG_0, reg); | |
1113 | ||
1114 | rt2800_register_read(rt2x00dev, TX_PWR_CFG_1, ®); | |
1115 | rt2x00_set_field32(®, TX_PWR_CFG_1_24MBS, value); | |
1116 | rt2x00_set_field32(®, TX_PWR_CFG_1_36MBS, value); | |
1117 | rt2x00_set_field32(®, TX_PWR_CFG_1_48MBS, value); | |
1118 | rt2x00_set_field32(®, TX_PWR_CFG_1_54MBS, value); | |
1119 | rt2x00_set_field32(®, TX_PWR_CFG_1_MCS0, value); | |
1120 | rt2x00_set_field32(®, TX_PWR_CFG_1_MCS1, value); | |
1121 | rt2x00_set_field32(®, TX_PWR_CFG_1_MCS2, value); | |
1122 | rt2x00_set_field32(®, TX_PWR_CFG_1_MCS3, value); | |
1123 | rt2800_register_write(rt2x00dev, TX_PWR_CFG_1, reg); | |
1124 | ||
1125 | rt2800_register_read(rt2x00dev, TX_PWR_CFG_2, ®); | |
1126 | rt2x00_set_field32(®, TX_PWR_CFG_2_MCS4, value); | |
1127 | rt2x00_set_field32(®, TX_PWR_CFG_2_MCS5, value); | |
1128 | rt2x00_set_field32(®, TX_PWR_CFG_2_MCS6, value); | |
1129 | rt2x00_set_field32(®, TX_PWR_CFG_2_MCS7, value); | |
1130 | rt2x00_set_field32(®, TX_PWR_CFG_2_MCS8, value); | |
1131 | rt2x00_set_field32(®, TX_PWR_CFG_2_MCS9, value); | |
1132 | rt2x00_set_field32(®, TX_PWR_CFG_2_MCS10, value); | |
1133 | rt2x00_set_field32(®, TX_PWR_CFG_2_MCS11, value); | |
1134 | rt2800_register_write(rt2x00dev, TX_PWR_CFG_2, reg); | |
1135 | ||
1136 | rt2800_register_read(rt2x00dev, TX_PWR_CFG_3, ®); | |
1137 | rt2x00_set_field32(®, TX_PWR_CFG_3_MCS12, value); | |
1138 | rt2x00_set_field32(®, TX_PWR_CFG_3_MCS13, value); | |
1139 | rt2x00_set_field32(®, TX_PWR_CFG_3_MCS14, value); | |
1140 | rt2x00_set_field32(®, TX_PWR_CFG_3_MCS15, value); | |
1141 | rt2x00_set_field32(®, TX_PWR_CFG_3_UKNOWN1, value); | |
1142 | rt2x00_set_field32(®, TX_PWR_CFG_3_UKNOWN2, value); | |
1143 | rt2x00_set_field32(®, TX_PWR_CFG_3_UKNOWN3, value); | |
1144 | rt2x00_set_field32(®, TX_PWR_CFG_3_UKNOWN4, value); | |
1145 | rt2800_register_write(rt2x00dev, TX_PWR_CFG_3, reg); | |
1146 | ||
1147 | rt2800_register_read(rt2x00dev, TX_PWR_CFG_4, ®); | |
1148 | rt2x00_set_field32(®, TX_PWR_CFG_4_UKNOWN5, value); | |
1149 | rt2x00_set_field32(®, TX_PWR_CFG_4_UKNOWN6, value); | |
1150 | rt2x00_set_field32(®, TX_PWR_CFG_4_UKNOWN7, value); | |
1151 | rt2x00_set_field32(®, TX_PWR_CFG_4_UKNOWN8, value); | |
1152 | rt2800_register_write(rt2x00dev, TX_PWR_CFG_4, reg); | |
1153 | } | |
1154 | ||
1155 | static void rt2800_config_retry_limit(struct rt2x00_dev *rt2x00dev, | |
1156 | struct rt2x00lib_conf *libconf) | |
1157 | { | |
1158 | u32 reg; | |
1159 | ||
1160 | rt2800_register_read(rt2x00dev, TX_RTY_CFG, ®); | |
1161 | rt2x00_set_field32(®, TX_RTY_CFG_SHORT_RTY_LIMIT, | |
1162 | libconf->conf->short_frame_max_tx_count); | |
1163 | rt2x00_set_field32(®, TX_RTY_CFG_LONG_RTY_LIMIT, | |
1164 | libconf->conf->long_frame_max_tx_count); | |
f4450616 BZ |
1165 | rt2800_register_write(rt2x00dev, TX_RTY_CFG, reg); |
1166 | } | |
1167 | ||
1168 | static void rt2800_config_ps(struct rt2x00_dev *rt2x00dev, | |
1169 | struct rt2x00lib_conf *libconf) | |
1170 | { | |
1171 | enum dev_state state = | |
1172 | (libconf->conf->flags & IEEE80211_CONF_PS) ? | |
1173 | STATE_SLEEP : STATE_AWAKE; | |
1174 | u32 reg; | |
1175 | ||
1176 | if (state == STATE_SLEEP) { | |
1177 | rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, 0); | |
1178 | ||
1179 | rt2800_register_read(rt2x00dev, AUTOWAKEUP_CFG, ®); | |
1180 | rt2x00_set_field32(®, AUTOWAKEUP_CFG_AUTO_LEAD_TIME, 5); | |
1181 | rt2x00_set_field32(®, AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE, | |
1182 | libconf->conf->listen_interval - 1); | |
1183 | rt2x00_set_field32(®, AUTOWAKEUP_CFG_AUTOWAKE, 1); | |
1184 | rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, reg); | |
1185 | ||
1186 | rt2x00dev->ops->lib->set_device_state(rt2x00dev, state); | |
1187 | } else { | |
f4450616 BZ |
1188 | rt2800_register_read(rt2x00dev, AUTOWAKEUP_CFG, ®); |
1189 | rt2x00_set_field32(®, AUTOWAKEUP_CFG_AUTO_LEAD_TIME, 0); | |
1190 | rt2x00_set_field32(®, AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE, 0); | |
1191 | rt2x00_set_field32(®, AUTOWAKEUP_CFG_AUTOWAKE, 0); | |
1192 | rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, reg); | |
5731858d GW |
1193 | |
1194 | rt2x00dev->ops->lib->set_device_state(rt2x00dev, state); | |
f4450616 BZ |
1195 | } |
1196 | } | |
1197 | ||
1198 | void rt2800_config(struct rt2x00_dev *rt2x00dev, | |
1199 | struct rt2x00lib_conf *libconf, | |
1200 | const unsigned int flags) | |
1201 | { | |
1202 | /* Always recalculate LNA gain before changing configuration */ | |
1203 | rt2800_config_lna_gain(rt2x00dev, libconf); | |
1204 | ||
1205 | if (flags & IEEE80211_CONF_CHANGE_CHANNEL) | |
1206 | rt2800_config_channel(rt2x00dev, libconf->conf, | |
1207 | &libconf->rf, &libconf->channel); | |
1208 | if (flags & IEEE80211_CONF_CHANGE_POWER) | |
1209 | rt2800_config_txpower(rt2x00dev, libconf->conf->power_level); | |
1210 | if (flags & IEEE80211_CONF_CHANGE_RETRY_LIMITS) | |
1211 | rt2800_config_retry_limit(rt2x00dev, libconf); | |
1212 | if (flags & IEEE80211_CONF_CHANGE_PS) | |
1213 | rt2800_config_ps(rt2x00dev, libconf); | |
1214 | } | |
1215 | EXPORT_SYMBOL_GPL(rt2800_config); | |
1216 | ||
1217 | /* | |
1218 | * Link tuning | |
1219 | */ | |
1220 | void rt2800_link_stats(struct rt2x00_dev *rt2x00dev, struct link_qual *qual) | |
1221 | { | |
1222 | u32 reg; | |
1223 | ||
1224 | /* | |
1225 | * Update FCS error count from register. | |
1226 | */ | |
1227 | rt2800_register_read(rt2x00dev, RX_STA_CNT0, ®); | |
1228 | qual->rx_failed = rt2x00_get_field32(reg, RX_STA_CNT0_CRC_ERR); | |
1229 | } | |
1230 | EXPORT_SYMBOL_GPL(rt2800_link_stats); | |
1231 | ||
1232 | static u8 rt2800_get_default_vgc(struct rt2x00_dev *rt2x00dev) | |
1233 | { | |
1234 | if (rt2x00dev->curr_band == IEEE80211_BAND_2GHZ) { | |
d5385bfc | 1235 | if (rt2x00_rt(rt2x00dev, RT3070) || |
64522957 | 1236 | rt2x00_rt(rt2x00dev, RT3071) || |
cc78e904 GW |
1237 | rt2x00_rt(rt2x00dev, RT3090) || |
1238 | rt2x00_rt(rt2x00dev, RT3390)) | |
f4450616 BZ |
1239 | return 0x1c + (2 * rt2x00dev->lna_gain); |
1240 | else | |
1241 | return 0x2e + rt2x00dev->lna_gain; | |
1242 | } | |
1243 | ||
1244 | if (!test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)) | |
1245 | return 0x32 + (rt2x00dev->lna_gain * 5) / 3; | |
1246 | else | |
1247 | return 0x3a + (rt2x00dev->lna_gain * 5) / 3; | |
1248 | } | |
1249 | ||
1250 | static inline void rt2800_set_vgc(struct rt2x00_dev *rt2x00dev, | |
1251 | struct link_qual *qual, u8 vgc_level) | |
1252 | { | |
1253 | if (qual->vgc_level != vgc_level) { | |
1254 | rt2800_bbp_write(rt2x00dev, 66, vgc_level); | |
1255 | qual->vgc_level = vgc_level; | |
1256 | qual->vgc_level_reg = vgc_level; | |
1257 | } | |
1258 | } | |
1259 | ||
1260 | void rt2800_reset_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual) | |
1261 | { | |
1262 | rt2800_set_vgc(rt2x00dev, qual, rt2800_get_default_vgc(rt2x00dev)); | |
1263 | } | |
1264 | EXPORT_SYMBOL_GPL(rt2800_reset_tuner); | |
1265 | ||
1266 | void rt2800_link_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual, | |
1267 | const u32 count) | |
1268 | { | |
8d0c9b65 | 1269 | if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C)) |
f4450616 BZ |
1270 | return; |
1271 | ||
1272 | /* | |
1273 | * When RSSI is better then -80 increase VGC level with 0x10 | |
1274 | */ | |
1275 | rt2800_set_vgc(rt2x00dev, qual, | |
1276 | rt2800_get_default_vgc(rt2x00dev) + | |
1277 | ((qual->rssi > -80) * 0x10)); | |
1278 | } | |
1279 | EXPORT_SYMBOL_GPL(rt2800_link_tuner); | |
fcf51541 BZ |
1280 | |
1281 | /* | |
1282 | * Initialization functions. | |
1283 | */ | |
1284 | int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) | |
1285 | { | |
1286 | u32 reg; | |
d5385bfc | 1287 | u16 eeprom; |
fcf51541 | 1288 | unsigned int i; |
e3a896b9 | 1289 | int ret; |
fcf51541 | 1290 | |
a9dce149 GW |
1291 | rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, ®); |
1292 | rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0); | |
1293 | rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_DMA_BUSY, 0); | |
1294 | rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0); | |
1295 | rt2x00_set_field32(®, WPDMA_GLO_CFG_RX_DMA_BUSY, 0); | |
1296 | rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1); | |
1297 | rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg); | |
1298 | ||
e3a896b9 GW |
1299 | ret = rt2800_drv_init_registers(rt2x00dev); |
1300 | if (ret) | |
1301 | return ret; | |
fcf51541 BZ |
1302 | |
1303 | rt2800_register_read(rt2x00dev, BCN_OFFSET0, ®); | |
1304 | rt2x00_set_field32(®, BCN_OFFSET0_BCN0, 0xe0); /* 0x3800 */ | |
1305 | rt2x00_set_field32(®, BCN_OFFSET0_BCN1, 0xe8); /* 0x3a00 */ | |
1306 | rt2x00_set_field32(®, BCN_OFFSET0_BCN2, 0xf0); /* 0x3c00 */ | |
1307 | rt2x00_set_field32(®, BCN_OFFSET0_BCN3, 0xf8); /* 0x3e00 */ | |
1308 | rt2800_register_write(rt2x00dev, BCN_OFFSET0, reg); | |
1309 | ||
1310 | rt2800_register_read(rt2x00dev, BCN_OFFSET1, ®); | |
1311 | rt2x00_set_field32(®, BCN_OFFSET1_BCN4, 0xc8); /* 0x3200 */ | |
1312 | rt2x00_set_field32(®, BCN_OFFSET1_BCN5, 0xd0); /* 0x3400 */ | |
1313 | rt2x00_set_field32(®, BCN_OFFSET1_BCN6, 0x77); /* 0x1dc0 */ | |
1314 | rt2x00_set_field32(®, BCN_OFFSET1_BCN7, 0x6f); /* 0x1bc0 */ | |
1315 | rt2800_register_write(rt2x00dev, BCN_OFFSET1, reg); | |
1316 | ||
1317 | rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE, 0x0000013f); | |
1318 | rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003); | |
1319 | ||
1320 | rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0x00000000); | |
1321 | ||
1322 | rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); | |
1323 | rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_INTERVAL, 0); | |
1324 | rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); | |
1325 | rt2x00_set_field32(®, BCN_TIME_CFG_TSF_SYNC, 0); | |
1326 | rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); | |
1327 | rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); | |
1328 | rt2x00_set_field32(®, BCN_TIME_CFG_TX_TIME_COMPENSATE, 0); | |
1329 | rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); | |
1330 | ||
a9dce149 GW |
1331 | rt2800_config_filter(rt2x00dev, FIF_ALLMULTI); |
1332 | ||
1333 | rt2800_register_read(rt2x00dev, BKOFF_SLOT_CFG, ®); | |
1334 | rt2x00_set_field32(®, BKOFF_SLOT_CFG_SLOT_TIME, 9); | |
1335 | rt2x00_set_field32(®, BKOFF_SLOT_CFG_CC_DELAY_TIME, 2); | |
1336 | rt2800_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg); | |
1337 | ||
64522957 | 1338 | if (rt2x00_rt(rt2x00dev, RT3071) || |
cc78e904 GW |
1339 | rt2x00_rt(rt2x00dev, RT3090) || |
1340 | rt2x00_rt(rt2x00dev, RT3390)) { | |
fcf51541 BZ |
1341 | rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400); |
1342 | rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000); | |
64522957 | 1343 | if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || |
cc78e904 GW |
1344 | rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) || |
1345 | rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) { | |
d5385bfc GW |
1346 | rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom); |
1347 | if (rt2x00_get_field16(eeprom, EEPROM_NIC_DAC_TEST)) | |
1348 | rt2800_register_write(rt2x00dev, TX_SW_CFG2, | |
1349 | 0x0000002c); | |
1350 | else | |
1351 | rt2800_register_write(rt2x00dev, TX_SW_CFG2, | |
1352 | 0x0000000f); | |
1353 | } else { | |
1354 | rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); | |
1355 | } | |
d5385bfc | 1356 | } else if (rt2x00_rt(rt2x00dev, RT3070)) { |
fcf51541 | 1357 | rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400); |
8cdd15e0 GW |
1358 | |
1359 | if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F)) { | |
1360 | rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000); | |
1361 | rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x0000002c); | |
1362 | } else { | |
1363 | rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); | |
1364 | rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); | |
1365 | } | |
c295a81d HS |
1366 | } else if (rt2800_is_305x_soc(rt2x00dev)) { |
1367 | rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400); | |
1368 | rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000); | |
1369 | rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x0000001f); | |
fcf51541 BZ |
1370 | } else { |
1371 | rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000000); | |
1372 | rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); | |
1373 | } | |
1374 | ||
1375 | rt2800_register_read(rt2x00dev, TX_LINK_CFG, ®); | |
1376 | rt2x00_set_field32(®, TX_LINK_CFG_REMOTE_MFB_LIFETIME, 32); | |
1377 | rt2x00_set_field32(®, TX_LINK_CFG_MFB_ENABLE, 0); | |
1378 | rt2x00_set_field32(®, TX_LINK_CFG_REMOTE_UMFS_ENABLE, 0); | |
1379 | rt2x00_set_field32(®, TX_LINK_CFG_TX_MRQ_EN, 0); | |
1380 | rt2x00_set_field32(®, TX_LINK_CFG_TX_RDG_EN, 0); | |
1381 | rt2x00_set_field32(®, TX_LINK_CFG_TX_CF_ACK_EN, 1); | |
1382 | rt2x00_set_field32(®, TX_LINK_CFG_REMOTE_MFB, 0); | |
1383 | rt2x00_set_field32(®, TX_LINK_CFG_REMOTE_MFS, 0); | |
1384 | rt2800_register_write(rt2x00dev, TX_LINK_CFG, reg); | |
1385 | ||
1386 | rt2800_register_read(rt2x00dev, TX_TIMEOUT_CFG, ®); | |
1387 | rt2x00_set_field32(®, TX_TIMEOUT_CFG_MPDU_LIFETIME, 9); | |
a9dce149 | 1388 | rt2x00_set_field32(®, TX_TIMEOUT_CFG_RX_ACK_TIMEOUT, 32); |
fcf51541 BZ |
1389 | rt2x00_set_field32(®, TX_TIMEOUT_CFG_TX_OP_TIMEOUT, 10); |
1390 | rt2800_register_write(rt2x00dev, TX_TIMEOUT_CFG, reg); | |
1391 | ||
1392 | rt2800_register_read(rt2x00dev, MAX_LEN_CFG, ®); | |
1393 | rt2x00_set_field32(®, MAX_LEN_CFG_MAX_MPDU, AGGREGATION_SIZE); | |
8d0c9b65 | 1394 | if (rt2x00_rt_rev_gte(rt2x00dev, RT2872, REV_RT2872E) || |
49e721ec | 1395 | rt2x00_rt(rt2x00dev, RT2883) || |
8d0c9b65 | 1396 | rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070E)) |
fcf51541 BZ |
1397 | rt2x00_set_field32(®, MAX_LEN_CFG_MAX_PSDU, 2); |
1398 | else | |
1399 | rt2x00_set_field32(®, MAX_LEN_CFG_MAX_PSDU, 1); | |
1400 | rt2x00_set_field32(®, MAX_LEN_CFG_MIN_PSDU, 0); | |
1401 | rt2x00_set_field32(®, MAX_LEN_CFG_MIN_MPDU, 0); | |
1402 | rt2800_register_write(rt2x00dev, MAX_LEN_CFG, reg); | |
1403 | ||
a9dce149 GW |
1404 | rt2800_register_read(rt2x00dev, LED_CFG, ®); |
1405 | rt2x00_set_field32(®, LED_CFG_ON_PERIOD, 70); | |
1406 | rt2x00_set_field32(®, LED_CFG_OFF_PERIOD, 30); | |
1407 | rt2x00_set_field32(®, LED_CFG_SLOW_BLINK_PERIOD, 3); | |
1408 | rt2x00_set_field32(®, LED_CFG_R_LED_MODE, 3); | |
1409 | rt2x00_set_field32(®, LED_CFG_G_LED_MODE, 3); | |
1410 | rt2x00_set_field32(®, LED_CFG_Y_LED_MODE, 3); | |
1411 | rt2x00_set_field32(®, LED_CFG_LED_POLAR, 1); | |
1412 | rt2800_register_write(rt2x00dev, LED_CFG, reg); | |
1413 | ||
fcf51541 BZ |
1414 | rt2800_register_write(rt2x00dev, PBF_MAX_PCNT, 0x1f3fbf9f); |
1415 | ||
a9dce149 GW |
1416 | rt2800_register_read(rt2x00dev, TX_RTY_CFG, ®); |
1417 | rt2x00_set_field32(®, TX_RTY_CFG_SHORT_RTY_LIMIT, 15); | |
1418 | rt2x00_set_field32(®, TX_RTY_CFG_LONG_RTY_LIMIT, 31); | |
1419 | rt2x00_set_field32(®, TX_RTY_CFG_LONG_RTY_THRE, 2000); | |
1420 | rt2x00_set_field32(®, TX_RTY_CFG_NON_AGG_RTY_MODE, 0); | |
1421 | rt2x00_set_field32(®, TX_RTY_CFG_AGG_RTY_MODE, 0); | |
1422 | rt2x00_set_field32(®, TX_RTY_CFG_TX_AUTO_FB_ENABLE, 1); | |
1423 | rt2800_register_write(rt2x00dev, TX_RTY_CFG, reg); | |
1424 | ||
fcf51541 BZ |
1425 | rt2800_register_read(rt2x00dev, AUTO_RSP_CFG, ®); |
1426 | rt2x00_set_field32(®, AUTO_RSP_CFG_AUTORESPONDER, 1); | |
a9dce149 | 1427 | rt2x00_set_field32(®, AUTO_RSP_CFG_BAC_ACK_POLICY, 1); |
fcf51541 BZ |
1428 | rt2x00_set_field32(®, AUTO_RSP_CFG_CTS_40_MMODE, 0); |
1429 | rt2x00_set_field32(®, AUTO_RSP_CFG_CTS_40_MREF, 0); | |
a9dce149 | 1430 | rt2x00_set_field32(®, AUTO_RSP_CFG_AR_PREAMBLE, 1); |
fcf51541 BZ |
1431 | rt2x00_set_field32(®, AUTO_RSP_CFG_DUAL_CTS_EN, 0); |
1432 | rt2x00_set_field32(®, AUTO_RSP_CFG_ACK_CTS_PSM_BIT, 0); | |
1433 | rt2800_register_write(rt2x00dev, AUTO_RSP_CFG, reg); | |
1434 | ||
1435 | rt2800_register_read(rt2x00dev, CCK_PROT_CFG, ®); | |
a9dce149 | 1436 | rt2x00_set_field32(®, CCK_PROT_CFG_PROTECT_RATE, 3); |
fcf51541 BZ |
1437 | rt2x00_set_field32(®, CCK_PROT_CFG_PROTECT_CTRL, 0); |
1438 | rt2x00_set_field32(®, CCK_PROT_CFG_PROTECT_NAV, 1); | |
1439 | rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_CCK, 1); | |
1440 | rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_OFDM, 1); | |
1441 | rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_MM20, 1); | |
a9dce149 | 1442 | rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_MM40, 0); |
fcf51541 | 1443 | rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_GF20, 1); |
a9dce149 GW |
1444 | rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_GF40, 0); |
1445 | rt2x00_set_field32(®, CCK_PROT_CFG_RTS_TH_EN, 1); | |
fcf51541 BZ |
1446 | rt2800_register_write(rt2x00dev, CCK_PROT_CFG, reg); |
1447 | ||
1448 | rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, ®); | |
a9dce149 | 1449 | rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_RATE, 3); |
fcf51541 BZ |
1450 | rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_CTRL, 0); |
1451 | rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_NAV, 1); | |
1452 | rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_CCK, 1); | |
1453 | rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_OFDM, 1); | |
1454 | rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_MM20, 1); | |
a9dce149 | 1455 | rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_MM40, 0); |
fcf51541 | 1456 | rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_GF20, 1); |
a9dce149 GW |
1457 | rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_GF40, 0); |
1458 | rt2x00_set_field32(®, OFDM_PROT_CFG_RTS_TH_EN, 1); | |
fcf51541 BZ |
1459 | rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg); |
1460 | ||
1461 | rt2800_register_read(rt2x00dev, MM20_PROT_CFG, ®); | |
1462 | rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_RATE, 0x4004); | |
1463 | rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_CTRL, 0); | |
1464 | rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_NAV, 1); | |
1465 | rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_CCK, 1); | |
1466 | rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_OFDM, 1); | |
1467 | rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_MM20, 1); | |
1468 | rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_MM40, 0); | |
1469 | rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_GF20, 1); | |
1470 | rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_GF40, 0); | |
a9dce149 | 1471 | rt2x00_set_field32(®, MM20_PROT_CFG_RTS_TH_EN, 0); |
fcf51541 BZ |
1472 | rt2800_register_write(rt2x00dev, MM20_PROT_CFG, reg); |
1473 | ||
1474 | rt2800_register_read(rt2x00dev, MM40_PROT_CFG, ®); | |
1475 | rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_RATE, 0x4084); | |
a9dce149 GW |
1476 | rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_CTRL, |
1477 | !rt2x00_is_usb(rt2x00dev)); | |
fcf51541 BZ |
1478 | rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_NAV, 1); |
1479 | rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_CCK, 1); | |
1480 | rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_OFDM, 1); | |
1481 | rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_MM20, 1); | |
1482 | rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_MM40, 1); | |
1483 | rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_GF20, 1); | |
1484 | rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_GF40, 1); | |
a9dce149 | 1485 | rt2x00_set_field32(®, MM40_PROT_CFG_RTS_TH_EN, 0); |
fcf51541 BZ |
1486 | rt2800_register_write(rt2x00dev, MM40_PROT_CFG, reg); |
1487 | ||
1488 | rt2800_register_read(rt2x00dev, GF20_PROT_CFG, ®); | |
1489 | rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_RATE, 0x4004); | |
1490 | rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_CTRL, 0); | |
1491 | rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_NAV, 1); | |
1492 | rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_CCK, 1); | |
1493 | rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_OFDM, 1); | |
1494 | rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_MM20, 1); | |
1495 | rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_MM40, 0); | |
1496 | rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_GF20, 1); | |
1497 | rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_GF40, 0); | |
a9dce149 | 1498 | rt2x00_set_field32(®, GF20_PROT_CFG_RTS_TH_EN, 0); |
fcf51541 BZ |
1499 | rt2800_register_write(rt2x00dev, GF20_PROT_CFG, reg); |
1500 | ||
1501 | rt2800_register_read(rt2x00dev, GF40_PROT_CFG, ®); | |
1502 | rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_RATE, 0x4084); | |
1503 | rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_CTRL, 0); | |
1504 | rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_NAV, 1); | |
1505 | rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_CCK, 1); | |
1506 | rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_OFDM, 1); | |
1507 | rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_MM20, 1); | |
1508 | rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_MM40, 1); | |
1509 | rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_GF20, 1); | |
1510 | rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_GF40, 1); | |
a9dce149 | 1511 | rt2x00_set_field32(®, GF40_PROT_CFG_RTS_TH_EN, 0); |
fcf51541 BZ |
1512 | rt2800_register_write(rt2x00dev, GF40_PROT_CFG, reg); |
1513 | ||
cea90e55 | 1514 | if (rt2x00_is_usb(rt2x00dev)) { |
fcf51541 BZ |
1515 | rt2800_register_write(rt2x00dev, PBF_CFG, 0xf40006); |
1516 | ||
1517 | rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, ®); | |
1518 | rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0); | |
1519 | rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_DMA_BUSY, 0); | |
1520 | rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0); | |
1521 | rt2x00_set_field32(®, WPDMA_GLO_CFG_RX_DMA_BUSY, 0); | |
1522 | rt2x00_set_field32(®, WPDMA_GLO_CFG_WP_DMA_BURST_SIZE, 3); | |
1523 | rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 0); | |
1524 | rt2x00_set_field32(®, WPDMA_GLO_CFG_BIG_ENDIAN, 0); | |
1525 | rt2x00_set_field32(®, WPDMA_GLO_CFG_RX_HDR_SCATTER, 0); | |
1526 | rt2x00_set_field32(®, WPDMA_GLO_CFG_HDR_SEG_LEN, 0); | |
1527 | rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg); | |
1528 | } | |
1529 | ||
1530 | rt2800_register_write(rt2x00dev, TXOP_CTRL_CFG, 0x0000583f); | |
1531 | rt2800_register_write(rt2x00dev, TXOP_HLDR_ET, 0x00000002); | |
1532 | ||
1533 | rt2800_register_read(rt2x00dev, TX_RTS_CFG, ®); | |
1534 | rt2x00_set_field32(®, TX_RTS_CFG_AUTO_RTS_RETRY_LIMIT, 32); | |
1535 | rt2x00_set_field32(®, TX_RTS_CFG_RTS_THRES, | |
1536 | IEEE80211_MAX_RTS_THRESHOLD); | |
1537 | rt2x00_set_field32(®, TX_RTS_CFG_RTS_FBK_EN, 0); | |
1538 | rt2800_register_write(rt2x00dev, TX_RTS_CFG, reg); | |
1539 | ||
1540 | rt2800_register_write(rt2x00dev, EXP_ACK_TIME, 0x002400ca); | |
a9dce149 | 1541 | |
a21c2ab4 HS |
1542 | /* |
1543 | * Usually the CCK SIFS time should be set to 10 and the OFDM SIFS | |
1544 | * time should be set to 16. However, the original Ralink driver uses | |
1545 | * 16 for both and indeed using a value of 10 for CCK SIFS results in | |
1546 | * connection problems with 11g + CTS protection. Hence, use the same | |
1547 | * defaults as the Ralink driver: 16 for both, CCK and OFDM SIFS. | |
1548 | */ | |
a9dce149 | 1549 | rt2800_register_read(rt2x00dev, XIFS_TIME_CFG, ®); |
a21c2ab4 HS |
1550 | rt2x00_set_field32(®, XIFS_TIME_CFG_CCKM_SIFS_TIME, 16); |
1551 | rt2x00_set_field32(®, XIFS_TIME_CFG_OFDM_SIFS_TIME, 16); | |
a9dce149 GW |
1552 | rt2x00_set_field32(®, XIFS_TIME_CFG_OFDM_XIFS_TIME, 4); |
1553 | rt2x00_set_field32(®, XIFS_TIME_CFG_EIFS, 314); | |
1554 | rt2x00_set_field32(®, XIFS_TIME_CFG_BB_RXEND_ENABLE, 1); | |
1555 | rt2800_register_write(rt2x00dev, XIFS_TIME_CFG, reg); | |
1556 | ||
fcf51541 BZ |
1557 | rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000003); |
1558 | ||
1559 | /* | |
1560 | * ASIC will keep garbage value after boot, clear encryption keys. | |
1561 | */ | |
1562 | for (i = 0; i < 4; i++) | |
1563 | rt2800_register_write(rt2x00dev, | |
1564 | SHARED_KEY_MODE_ENTRY(i), 0); | |
1565 | ||
1566 | for (i = 0; i < 256; i++) { | |
1567 | u32 wcid[2] = { 0xffffffff, 0x00ffffff }; | |
1568 | rt2800_register_multiwrite(rt2x00dev, MAC_WCID_ENTRY(i), | |
1569 | wcid, sizeof(wcid)); | |
1570 | ||
1571 | rt2800_register_write(rt2x00dev, MAC_WCID_ATTR_ENTRY(i), 1); | |
1572 | rt2800_register_write(rt2x00dev, MAC_IVEIV_ENTRY(i), 0); | |
1573 | } | |
1574 | ||
1575 | /* | |
1576 | * Clear all beacons | |
fcf51541 | 1577 | */ |
fdb87251 HS |
1578 | rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE0); |
1579 | rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE1); | |
1580 | rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE2); | |
1581 | rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE3); | |
1582 | rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE4); | |
1583 | rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE5); | |
1584 | rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE6); | |
1585 | rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE7); | |
fcf51541 | 1586 | |
cea90e55 | 1587 | if (rt2x00_is_usb(rt2x00dev)) { |
785c3c06 GW |
1588 | rt2800_register_read(rt2x00dev, US_CYC_CNT, ®); |
1589 | rt2x00_set_field32(®, US_CYC_CNT_CLOCK_CYCLE, 30); | |
1590 | rt2800_register_write(rt2x00dev, US_CYC_CNT, reg); | |
fcf51541 BZ |
1591 | } |
1592 | ||
1593 | rt2800_register_read(rt2x00dev, HT_FBK_CFG0, ®); | |
1594 | rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS0FBK, 0); | |
1595 | rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS1FBK, 0); | |
1596 | rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS2FBK, 1); | |
1597 | rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS3FBK, 2); | |
1598 | rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS4FBK, 3); | |
1599 | rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS5FBK, 4); | |
1600 | rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS6FBK, 5); | |
1601 | rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS7FBK, 6); | |
1602 | rt2800_register_write(rt2x00dev, HT_FBK_CFG0, reg); | |
1603 | ||
1604 | rt2800_register_read(rt2x00dev, HT_FBK_CFG1, ®); | |
1605 | rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS8FBK, 8); | |
1606 | rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS9FBK, 8); | |
1607 | rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS10FBK, 9); | |
1608 | rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS11FBK, 10); | |
1609 | rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS12FBK, 11); | |
1610 | rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS13FBK, 12); | |
1611 | rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS14FBK, 13); | |
1612 | rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS15FBK, 14); | |
1613 | rt2800_register_write(rt2x00dev, HT_FBK_CFG1, reg); | |
1614 | ||
1615 | rt2800_register_read(rt2x00dev, LG_FBK_CFG0, ®); | |
1616 | rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS0FBK, 8); | |
1617 | rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS1FBK, 8); | |
1618 | rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS2FBK, 9); | |
1619 | rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS3FBK, 10); | |
1620 | rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS4FBK, 11); | |
1621 | rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS5FBK, 12); | |
1622 | rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS6FBK, 13); | |
1623 | rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS7FBK, 14); | |
1624 | rt2800_register_write(rt2x00dev, LG_FBK_CFG0, reg); | |
1625 | ||
1626 | rt2800_register_read(rt2x00dev, LG_FBK_CFG1, ®); | |
1627 | rt2x00_set_field32(®, LG_FBK_CFG0_CCKMCS0FBK, 0); | |
1628 | rt2x00_set_field32(®, LG_FBK_CFG0_CCKMCS1FBK, 0); | |
1629 | rt2x00_set_field32(®, LG_FBK_CFG0_CCKMCS2FBK, 1); | |
1630 | rt2x00_set_field32(®, LG_FBK_CFG0_CCKMCS3FBK, 2); | |
1631 | rt2800_register_write(rt2x00dev, LG_FBK_CFG1, reg); | |
1632 | ||
1633 | /* | |
1634 | * We must clear the error counters. | |
1635 | * These registers are cleared on read, | |
1636 | * so we may pass a useless variable to store the value. | |
1637 | */ | |
1638 | rt2800_register_read(rt2x00dev, RX_STA_CNT0, ®); | |
1639 | rt2800_register_read(rt2x00dev, RX_STA_CNT1, ®); | |
1640 | rt2800_register_read(rt2x00dev, RX_STA_CNT2, ®); | |
1641 | rt2800_register_read(rt2x00dev, TX_STA_CNT0, ®); | |
1642 | rt2800_register_read(rt2x00dev, TX_STA_CNT1, ®); | |
1643 | rt2800_register_read(rt2x00dev, TX_STA_CNT2, ®); | |
1644 | ||
1645 | return 0; | |
1646 | } | |
1647 | EXPORT_SYMBOL_GPL(rt2800_init_registers); | |
1648 | ||
1649 | static int rt2800_wait_bbp_rf_ready(struct rt2x00_dev *rt2x00dev) | |
1650 | { | |
1651 | unsigned int i; | |
1652 | u32 reg; | |
1653 | ||
1654 | for (i = 0; i < REGISTER_BUSY_COUNT; i++) { | |
1655 | rt2800_register_read(rt2x00dev, MAC_STATUS_CFG, ®); | |
1656 | if (!rt2x00_get_field32(reg, MAC_STATUS_CFG_BBP_RF_BUSY)) | |
1657 | return 0; | |
1658 | ||
1659 | udelay(REGISTER_BUSY_DELAY); | |
1660 | } | |
1661 | ||
1662 | ERROR(rt2x00dev, "BBP/RF register access failed, aborting.\n"); | |
1663 | return -EACCES; | |
1664 | } | |
1665 | ||
1666 | static int rt2800_wait_bbp_ready(struct rt2x00_dev *rt2x00dev) | |
1667 | { | |
1668 | unsigned int i; | |
1669 | u8 value; | |
1670 | ||
1671 | /* | |
1672 | * BBP was enabled after firmware was loaded, | |
1673 | * but we need to reactivate it now. | |
1674 | */ | |
1675 | rt2800_register_write(rt2x00dev, H2M_BBP_AGENT, 0); | |
1676 | rt2800_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0); | |
1677 | msleep(1); | |
1678 | ||
1679 | for (i = 0; i < REGISTER_BUSY_COUNT; i++) { | |
1680 | rt2800_bbp_read(rt2x00dev, 0, &value); | |
1681 | if ((value != 0xff) && (value != 0x00)) | |
1682 | return 0; | |
1683 | udelay(REGISTER_BUSY_DELAY); | |
1684 | } | |
1685 | ||
1686 | ERROR(rt2x00dev, "BBP register access failed, aborting.\n"); | |
1687 | return -EACCES; | |
1688 | } | |
1689 | ||
1690 | int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev) | |
1691 | { | |
1692 | unsigned int i; | |
1693 | u16 eeprom; | |
1694 | u8 reg_id; | |
1695 | u8 value; | |
1696 | ||
1697 | if (unlikely(rt2800_wait_bbp_rf_ready(rt2x00dev) || | |
1698 | rt2800_wait_bbp_ready(rt2x00dev))) | |
1699 | return -EACCES; | |
1700 | ||
baff8006 HS |
1701 | if (rt2800_is_305x_soc(rt2x00dev)) |
1702 | rt2800_bbp_write(rt2x00dev, 31, 0x08); | |
1703 | ||
fcf51541 BZ |
1704 | rt2800_bbp_write(rt2x00dev, 65, 0x2c); |
1705 | rt2800_bbp_write(rt2x00dev, 66, 0x38); | |
a9dce149 GW |
1706 | |
1707 | if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C)) { | |
1708 | rt2800_bbp_write(rt2x00dev, 69, 0x16); | |
1709 | rt2800_bbp_write(rt2x00dev, 73, 0x12); | |
1710 | } else { | |
1711 | rt2800_bbp_write(rt2x00dev, 69, 0x12); | |
1712 | rt2800_bbp_write(rt2x00dev, 73, 0x10); | |
1713 | } | |
1714 | ||
fcf51541 | 1715 | rt2800_bbp_write(rt2x00dev, 70, 0x0a); |
8cdd15e0 | 1716 | |
d5385bfc | 1717 | if (rt2x00_rt(rt2x00dev, RT3070) || |
64522957 | 1718 | rt2x00_rt(rt2x00dev, RT3071) || |
cc78e904 GW |
1719 | rt2x00_rt(rt2x00dev, RT3090) || |
1720 | rt2x00_rt(rt2x00dev, RT3390)) { | |
8cdd15e0 GW |
1721 | rt2800_bbp_write(rt2x00dev, 79, 0x13); |
1722 | rt2800_bbp_write(rt2x00dev, 80, 0x05); | |
1723 | rt2800_bbp_write(rt2x00dev, 81, 0x33); | |
baff8006 HS |
1724 | } else if (rt2800_is_305x_soc(rt2x00dev)) { |
1725 | rt2800_bbp_write(rt2x00dev, 78, 0x0e); | |
1726 | rt2800_bbp_write(rt2x00dev, 80, 0x08); | |
8cdd15e0 GW |
1727 | } else { |
1728 | rt2800_bbp_write(rt2x00dev, 81, 0x37); | |
1729 | } | |
1730 | ||
fcf51541 BZ |
1731 | rt2800_bbp_write(rt2x00dev, 82, 0x62); |
1732 | rt2800_bbp_write(rt2x00dev, 83, 0x6a); | |
a9dce149 | 1733 | |
5ed8f458 | 1734 | if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860D)) |
a9dce149 GW |
1735 | rt2800_bbp_write(rt2x00dev, 84, 0x19); |
1736 | else | |
1737 | rt2800_bbp_write(rt2x00dev, 84, 0x99); | |
1738 | ||
fcf51541 BZ |
1739 | rt2800_bbp_write(rt2x00dev, 86, 0x00); |
1740 | rt2800_bbp_write(rt2x00dev, 91, 0x04); | |
1741 | rt2800_bbp_write(rt2x00dev, 92, 0x00); | |
8cdd15e0 | 1742 | |
d5385bfc | 1743 | if (rt2x00_rt_rev_gte(rt2x00dev, RT3070, REV_RT3070F) || |
64522957 | 1744 | rt2x00_rt_rev_gte(rt2x00dev, RT3071, REV_RT3071E) || |
cc78e904 | 1745 | rt2x00_rt_rev_gte(rt2x00dev, RT3090, REV_RT3090E) || |
baff8006 HS |
1746 | rt2x00_rt_rev_gte(rt2x00dev, RT3390, REV_RT3390E) || |
1747 | rt2800_is_305x_soc(rt2x00dev)) | |
8cdd15e0 GW |
1748 | rt2800_bbp_write(rt2x00dev, 103, 0xc0); |
1749 | else | |
1750 | rt2800_bbp_write(rt2x00dev, 103, 0x00); | |
1751 | ||
baff8006 HS |
1752 | if (rt2800_is_305x_soc(rt2x00dev)) |
1753 | rt2800_bbp_write(rt2x00dev, 105, 0x01); | |
1754 | else | |
1755 | rt2800_bbp_write(rt2x00dev, 105, 0x05); | |
a9dce149 | 1756 | rt2800_bbp_write(rt2x00dev, 106, 0x35); |
fcf51541 | 1757 | |
64522957 | 1758 | if (rt2x00_rt(rt2x00dev, RT3071) || |
cc78e904 GW |
1759 | rt2x00_rt(rt2x00dev, RT3090) || |
1760 | rt2x00_rt(rt2x00dev, RT3390)) { | |
d5385bfc | 1761 | rt2800_bbp_read(rt2x00dev, 138, &value); |
fcf51541 | 1762 | |
d5385bfc GW |
1763 | rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom); |
1764 | if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) == 1) | |
1765 | value |= 0x20; | |
1766 | if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) == 1) | |
1767 | value &= ~0x02; | |
fcf51541 | 1768 | |
d5385bfc | 1769 | rt2800_bbp_write(rt2x00dev, 138, value); |
fcf51541 BZ |
1770 | } |
1771 | ||
fcf51541 BZ |
1772 | |
1773 | for (i = 0; i < EEPROM_BBP_SIZE; i++) { | |
1774 | rt2x00_eeprom_read(rt2x00dev, EEPROM_BBP_START + i, &eeprom); | |
1775 | ||
1776 | if (eeprom != 0xffff && eeprom != 0x0000) { | |
1777 | reg_id = rt2x00_get_field16(eeprom, EEPROM_BBP_REG_ID); | |
1778 | value = rt2x00_get_field16(eeprom, EEPROM_BBP_VALUE); | |
1779 | rt2800_bbp_write(rt2x00dev, reg_id, value); | |
1780 | } | |
1781 | } | |
1782 | ||
1783 | return 0; | |
1784 | } | |
1785 | EXPORT_SYMBOL_GPL(rt2800_init_bbp); | |
1786 | ||
1787 | static u8 rt2800_init_rx_filter(struct rt2x00_dev *rt2x00dev, | |
1788 | bool bw40, u8 rfcsr24, u8 filter_target) | |
1789 | { | |
1790 | unsigned int i; | |
1791 | u8 bbp; | |
1792 | u8 rfcsr; | |
1793 | u8 passband; | |
1794 | u8 stopband; | |
1795 | u8 overtuned = 0; | |
1796 | ||
1797 | rt2800_rfcsr_write(rt2x00dev, 24, rfcsr24); | |
1798 | ||
1799 | rt2800_bbp_read(rt2x00dev, 4, &bbp); | |
1800 | rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 2 * bw40); | |
1801 | rt2800_bbp_write(rt2x00dev, 4, bbp); | |
1802 | ||
1803 | rt2800_rfcsr_read(rt2x00dev, 22, &rfcsr); | |
1804 | rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 1); | |
1805 | rt2800_rfcsr_write(rt2x00dev, 22, rfcsr); | |
1806 | ||
1807 | /* | |
1808 | * Set power & frequency of passband test tone | |
1809 | */ | |
1810 | rt2800_bbp_write(rt2x00dev, 24, 0); | |
1811 | ||
1812 | for (i = 0; i < 100; i++) { | |
1813 | rt2800_bbp_write(rt2x00dev, 25, 0x90); | |
1814 | msleep(1); | |
1815 | ||
1816 | rt2800_bbp_read(rt2x00dev, 55, &passband); | |
1817 | if (passband) | |
1818 | break; | |
1819 | } | |
1820 | ||
1821 | /* | |
1822 | * Set power & frequency of stopband test tone | |
1823 | */ | |
1824 | rt2800_bbp_write(rt2x00dev, 24, 0x06); | |
1825 | ||
1826 | for (i = 0; i < 100; i++) { | |
1827 | rt2800_bbp_write(rt2x00dev, 25, 0x90); | |
1828 | msleep(1); | |
1829 | ||
1830 | rt2800_bbp_read(rt2x00dev, 55, &stopband); | |
1831 | ||
1832 | if ((passband - stopband) <= filter_target) { | |
1833 | rfcsr24++; | |
1834 | overtuned += ((passband - stopband) == filter_target); | |
1835 | } else | |
1836 | break; | |
1837 | ||
1838 | rt2800_rfcsr_write(rt2x00dev, 24, rfcsr24); | |
1839 | } | |
1840 | ||
1841 | rfcsr24 -= !!overtuned; | |
1842 | ||
1843 | rt2800_rfcsr_write(rt2x00dev, 24, rfcsr24); | |
1844 | return rfcsr24; | |
1845 | } | |
1846 | ||
1847 | int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) | |
1848 | { | |
1849 | u8 rfcsr; | |
1850 | u8 bbp; | |
8cdd15e0 GW |
1851 | u32 reg; |
1852 | u16 eeprom; | |
fcf51541 | 1853 | |
d5385bfc | 1854 | if (!rt2x00_rt(rt2x00dev, RT3070) && |
64522957 | 1855 | !rt2x00_rt(rt2x00dev, RT3071) && |
cc78e904 | 1856 | !rt2x00_rt(rt2x00dev, RT3090) && |
23812383 | 1857 | !rt2x00_rt(rt2x00dev, RT3390) && |
baff8006 | 1858 | !rt2800_is_305x_soc(rt2x00dev)) |
fcf51541 BZ |
1859 | return 0; |
1860 | ||
fcf51541 BZ |
1861 | /* |
1862 | * Init RF calibration. | |
1863 | */ | |
1864 | rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr); | |
1865 | rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 1); | |
1866 | rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); | |
1867 | msleep(1); | |
1868 | rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 0); | |
1869 | rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); | |
1870 | ||
d5385bfc | 1871 | if (rt2x00_rt(rt2x00dev, RT3070) || |
64522957 GW |
1872 | rt2x00_rt(rt2x00dev, RT3071) || |
1873 | rt2x00_rt(rt2x00dev, RT3090)) { | |
fcf51541 BZ |
1874 | rt2800_rfcsr_write(rt2x00dev, 4, 0x40); |
1875 | rt2800_rfcsr_write(rt2x00dev, 5, 0x03); | |
1876 | rt2800_rfcsr_write(rt2x00dev, 6, 0x02); | |
1877 | rt2800_rfcsr_write(rt2x00dev, 7, 0x70); | |
1878 | rt2800_rfcsr_write(rt2x00dev, 9, 0x0f); | |
8cdd15e0 | 1879 | rt2800_rfcsr_write(rt2x00dev, 10, 0x41); |
fcf51541 BZ |
1880 | rt2800_rfcsr_write(rt2x00dev, 11, 0x21); |
1881 | rt2800_rfcsr_write(rt2x00dev, 12, 0x7b); | |
1882 | rt2800_rfcsr_write(rt2x00dev, 14, 0x90); | |
1883 | rt2800_rfcsr_write(rt2x00dev, 15, 0x58); | |
1884 | rt2800_rfcsr_write(rt2x00dev, 16, 0xb3); | |
1885 | rt2800_rfcsr_write(rt2x00dev, 17, 0x92); | |
1886 | rt2800_rfcsr_write(rt2x00dev, 18, 0x2c); | |
1887 | rt2800_rfcsr_write(rt2x00dev, 19, 0x02); | |
1888 | rt2800_rfcsr_write(rt2x00dev, 20, 0xba); | |
1889 | rt2800_rfcsr_write(rt2x00dev, 21, 0xdb); | |
1890 | rt2800_rfcsr_write(rt2x00dev, 24, 0x16); | |
1891 | rt2800_rfcsr_write(rt2x00dev, 25, 0x01); | |
fcf51541 | 1892 | rt2800_rfcsr_write(rt2x00dev, 29, 0x1f); |
cc78e904 GW |
1893 | } else if (rt2x00_rt(rt2x00dev, RT3390)) { |
1894 | rt2800_rfcsr_write(rt2x00dev, 0, 0xa0); | |
1895 | rt2800_rfcsr_write(rt2x00dev, 1, 0xe1); | |
1896 | rt2800_rfcsr_write(rt2x00dev, 2, 0xf1); | |
1897 | rt2800_rfcsr_write(rt2x00dev, 3, 0x62); | |
fcf51541 | 1898 | rt2800_rfcsr_write(rt2x00dev, 4, 0x40); |
cc78e904 GW |
1899 | rt2800_rfcsr_write(rt2x00dev, 5, 0x8b); |
1900 | rt2800_rfcsr_write(rt2x00dev, 6, 0x42); | |
1901 | rt2800_rfcsr_write(rt2x00dev, 7, 0x34); | |
1902 | rt2800_rfcsr_write(rt2x00dev, 8, 0x00); | |
1903 | rt2800_rfcsr_write(rt2x00dev, 9, 0xc0); | |
1904 | rt2800_rfcsr_write(rt2x00dev, 10, 0x61); | |
fcf51541 | 1905 | rt2800_rfcsr_write(rt2x00dev, 11, 0x21); |
cc78e904 GW |
1906 | rt2800_rfcsr_write(rt2x00dev, 12, 0x3b); |
1907 | rt2800_rfcsr_write(rt2x00dev, 13, 0xe0); | |
fcf51541 | 1908 | rt2800_rfcsr_write(rt2x00dev, 14, 0x90); |
cc78e904 GW |
1909 | rt2800_rfcsr_write(rt2x00dev, 15, 0x53); |
1910 | rt2800_rfcsr_write(rt2x00dev, 16, 0xe0); | |
1911 | rt2800_rfcsr_write(rt2x00dev, 17, 0x94); | |
1912 | rt2800_rfcsr_write(rt2x00dev, 18, 0x5c); | |
1913 | rt2800_rfcsr_write(rt2x00dev, 19, 0x4a); | |
1914 | rt2800_rfcsr_write(rt2x00dev, 20, 0xb2); | |
1915 | rt2800_rfcsr_write(rt2x00dev, 21, 0xf6); | |
fcf51541 | 1916 | rt2800_rfcsr_write(rt2x00dev, 22, 0x00); |
cc78e904 | 1917 | rt2800_rfcsr_write(rt2x00dev, 23, 0x14); |
fcf51541 | 1918 | rt2800_rfcsr_write(rt2x00dev, 24, 0x08); |
cc78e904 GW |
1919 | rt2800_rfcsr_write(rt2x00dev, 25, 0x3d); |
1920 | rt2800_rfcsr_write(rt2x00dev, 26, 0x85); | |
1921 | rt2800_rfcsr_write(rt2x00dev, 27, 0x00); | |
1922 | rt2800_rfcsr_write(rt2x00dev, 28, 0x41); | |
1923 | rt2800_rfcsr_write(rt2x00dev, 29, 0x8f); | |
1924 | rt2800_rfcsr_write(rt2x00dev, 30, 0x20); | |
1925 | rt2800_rfcsr_write(rt2x00dev, 31, 0x0f); | |
baff8006 | 1926 | } else if (rt2800_is_305x_soc(rt2x00dev)) { |
23812383 HS |
1927 | rt2800_rfcsr_write(rt2x00dev, 0, 0x50); |
1928 | rt2800_rfcsr_write(rt2x00dev, 1, 0x01); | |
1929 | rt2800_rfcsr_write(rt2x00dev, 2, 0xf7); | |
1930 | rt2800_rfcsr_write(rt2x00dev, 3, 0x75); | |
1931 | rt2800_rfcsr_write(rt2x00dev, 4, 0x40); | |
1932 | rt2800_rfcsr_write(rt2x00dev, 5, 0x03); | |
1933 | rt2800_rfcsr_write(rt2x00dev, 6, 0x02); | |
1934 | rt2800_rfcsr_write(rt2x00dev, 7, 0x50); | |
1935 | rt2800_rfcsr_write(rt2x00dev, 8, 0x39); | |
1936 | rt2800_rfcsr_write(rt2x00dev, 9, 0x0f); | |
1937 | rt2800_rfcsr_write(rt2x00dev, 10, 0x60); | |
1938 | rt2800_rfcsr_write(rt2x00dev, 11, 0x21); | |
1939 | rt2800_rfcsr_write(rt2x00dev, 12, 0x75); | |
1940 | rt2800_rfcsr_write(rt2x00dev, 13, 0x75); | |
1941 | rt2800_rfcsr_write(rt2x00dev, 14, 0x90); | |
1942 | rt2800_rfcsr_write(rt2x00dev, 15, 0x58); | |
1943 | rt2800_rfcsr_write(rt2x00dev, 16, 0xb3); | |
1944 | rt2800_rfcsr_write(rt2x00dev, 17, 0x92); | |
1945 | rt2800_rfcsr_write(rt2x00dev, 18, 0x2c); | |
1946 | rt2800_rfcsr_write(rt2x00dev, 19, 0x02); | |
1947 | rt2800_rfcsr_write(rt2x00dev, 20, 0xba); | |
1948 | rt2800_rfcsr_write(rt2x00dev, 21, 0xdb); | |
1949 | rt2800_rfcsr_write(rt2x00dev, 22, 0x00); | |
1950 | rt2800_rfcsr_write(rt2x00dev, 23, 0x31); | |
1951 | rt2800_rfcsr_write(rt2x00dev, 24, 0x08); | |
1952 | rt2800_rfcsr_write(rt2x00dev, 25, 0x01); | |
1953 | rt2800_rfcsr_write(rt2x00dev, 26, 0x25); | |
1954 | rt2800_rfcsr_write(rt2x00dev, 27, 0x23); | |
1955 | rt2800_rfcsr_write(rt2x00dev, 28, 0x13); | |
1956 | rt2800_rfcsr_write(rt2x00dev, 29, 0x83); | |
baff8006 HS |
1957 | rt2800_rfcsr_write(rt2x00dev, 30, 0x00); |
1958 | rt2800_rfcsr_write(rt2x00dev, 31, 0x00); | |
1959 | return 0; | |
8cdd15e0 GW |
1960 | } |
1961 | ||
1962 | if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F)) { | |
1963 | rt2800_register_read(rt2x00dev, LDO_CFG0, ®); | |
1964 | rt2x00_set_field32(®, LDO_CFG0_BGSEL, 1); | |
1965 | rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 3); | |
1966 | rt2800_register_write(rt2x00dev, LDO_CFG0, reg); | |
64522957 GW |
1967 | } else if (rt2x00_rt(rt2x00dev, RT3071) || |
1968 | rt2x00_rt(rt2x00dev, RT3090)) { | |
d5385bfc GW |
1969 | rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr); |
1970 | rt2x00_set_field8(&rfcsr, RFCSR6_R2, 1); | |
1971 | rt2800_rfcsr_write(rt2x00dev, 6, rfcsr); | |
1972 | ||
1973 | rt2800_rfcsr_write(rt2x00dev, 31, 0x14); | |
1974 | ||
1975 | rt2800_register_read(rt2x00dev, LDO_CFG0, ®); | |
1976 | rt2x00_set_field32(®, LDO_CFG0_BGSEL, 1); | |
64522957 GW |
1977 | if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || |
1978 | rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E)) { | |
d5385bfc GW |
1979 | rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom); |
1980 | if (rt2x00_get_field16(eeprom, EEPROM_NIC_DAC_TEST)) | |
1981 | rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 3); | |
1982 | else | |
1983 | rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 0); | |
1984 | } | |
1985 | rt2800_register_write(rt2x00dev, LDO_CFG0, reg); | |
cc78e904 GW |
1986 | } else if (rt2x00_rt(rt2x00dev, RT3390)) { |
1987 | rt2800_register_read(rt2x00dev, GPIO_SWITCH, ®); | |
1988 | rt2x00_set_field32(®, GPIO_SWITCH_5, 0); | |
1989 | rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg); | |
fcf51541 BZ |
1990 | } |
1991 | ||
1992 | /* | |
1993 | * Set RX Filter calibration for 20MHz and 40MHz | |
1994 | */ | |
8cdd15e0 GW |
1995 | if (rt2x00_rt(rt2x00dev, RT3070)) { |
1996 | rt2x00dev->calibration[0] = | |
1997 | rt2800_init_rx_filter(rt2x00dev, false, 0x07, 0x16); | |
1998 | rt2x00dev->calibration[1] = | |
1999 | rt2800_init_rx_filter(rt2x00dev, true, 0x27, 0x19); | |
64522957 | 2000 | } else if (rt2x00_rt(rt2x00dev, RT3071) || |
cc78e904 GW |
2001 | rt2x00_rt(rt2x00dev, RT3090) || |
2002 | rt2x00_rt(rt2x00dev, RT3390)) { | |
d5385bfc GW |
2003 | rt2x00dev->calibration[0] = |
2004 | rt2800_init_rx_filter(rt2x00dev, false, 0x07, 0x13); | |
2005 | rt2x00dev->calibration[1] = | |
2006 | rt2800_init_rx_filter(rt2x00dev, true, 0x27, 0x15); | |
8cdd15e0 | 2007 | } |
fcf51541 BZ |
2008 | |
2009 | /* | |
2010 | * Set back to initial state | |
2011 | */ | |
2012 | rt2800_bbp_write(rt2x00dev, 24, 0); | |
2013 | ||
2014 | rt2800_rfcsr_read(rt2x00dev, 22, &rfcsr); | |
2015 | rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 0); | |
2016 | rt2800_rfcsr_write(rt2x00dev, 22, rfcsr); | |
2017 | ||
2018 | /* | |
2019 | * set BBP back to BW20 | |
2020 | */ | |
2021 | rt2800_bbp_read(rt2x00dev, 4, &bbp); | |
2022 | rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 0); | |
2023 | rt2800_bbp_write(rt2x00dev, 4, bbp); | |
2024 | ||
d5385bfc | 2025 | if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F) || |
64522957 | 2026 | rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || |
cc78e904 GW |
2027 | rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) || |
2028 | rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) | |
8cdd15e0 GW |
2029 | rt2800_rfcsr_write(rt2x00dev, 27, 0x03); |
2030 | ||
2031 | rt2800_register_read(rt2x00dev, OPT_14_CSR, ®); | |
2032 | rt2x00_set_field32(®, OPT_14_CSR_BIT0, 1); | |
2033 | rt2800_register_write(rt2x00dev, OPT_14_CSR, reg); | |
2034 | ||
2035 | rt2800_rfcsr_read(rt2x00dev, 17, &rfcsr); | |
2036 | rt2x00_set_field8(&rfcsr, RFCSR17_TX_LO1_EN, 0); | |
64522957 | 2037 | if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || |
cc78e904 GW |
2038 | rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) || |
2039 | rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) { | |
8440c292 | 2040 | if (test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags)) |
d5385bfc GW |
2041 | rt2x00_set_field8(&rfcsr, RFCSR17_R, 1); |
2042 | } | |
8cdd15e0 GW |
2043 | rt2x00_eeprom_read(rt2x00dev, EEPROM_TXMIXER_GAIN_BG, &eeprom); |
2044 | if (rt2x00_get_field16(eeprom, EEPROM_TXMIXER_GAIN_BG_VAL) >= 1) | |
2045 | rt2x00_set_field8(&rfcsr, RFCSR17_TXMIXER_GAIN, | |
2046 | rt2x00_get_field16(eeprom, | |
2047 | EEPROM_TXMIXER_GAIN_BG_VAL)); | |
2048 | rt2800_rfcsr_write(rt2x00dev, 17, rfcsr); | |
2049 | ||
64522957 GW |
2050 | if (rt2x00_rt(rt2x00dev, RT3090)) { |
2051 | rt2800_bbp_read(rt2x00dev, 138, &bbp); | |
2052 | ||
2053 | rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom); | |
2054 | if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) == 1) | |
2055 | rt2x00_set_field8(&bbp, BBP138_RX_ADC1, 0); | |
2056 | if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) == 1) | |
2057 | rt2x00_set_field8(&bbp, BBP138_TX_DAC1, 1); | |
2058 | ||
2059 | rt2800_bbp_write(rt2x00dev, 138, bbp); | |
2060 | } | |
2061 | ||
2062 | if (rt2x00_rt(rt2x00dev, RT3071) || | |
cc78e904 GW |
2063 | rt2x00_rt(rt2x00dev, RT3090) || |
2064 | rt2x00_rt(rt2x00dev, RT3390)) { | |
d5385bfc GW |
2065 | rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr); |
2066 | rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1); | |
2067 | rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0); | |
2068 | rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0); | |
2069 | rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1); | |
2070 | rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1); | |
2071 | rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); | |
2072 | ||
2073 | rt2800_rfcsr_read(rt2x00dev, 15, &rfcsr); | |
2074 | rt2x00_set_field8(&rfcsr, RFCSR15_TX_LO2_EN, 0); | |
2075 | rt2800_rfcsr_write(rt2x00dev, 15, rfcsr); | |
2076 | ||
2077 | rt2800_rfcsr_read(rt2x00dev, 20, &rfcsr); | |
2078 | rt2x00_set_field8(&rfcsr, RFCSR20_RX_LO1_EN, 0); | |
2079 | rt2800_rfcsr_write(rt2x00dev, 20, rfcsr); | |
2080 | ||
2081 | rt2800_rfcsr_read(rt2x00dev, 21, &rfcsr); | |
2082 | rt2x00_set_field8(&rfcsr, RFCSR21_RX_LO2_EN, 0); | |
2083 | rt2800_rfcsr_write(rt2x00dev, 21, rfcsr); | |
2084 | } | |
2085 | ||
2086 | if (rt2x00_rt(rt2x00dev, RT3070) || rt2x00_rt(rt2x00dev, RT3071)) { | |
8cdd15e0 | 2087 | rt2800_rfcsr_read(rt2x00dev, 27, &rfcsr); |
d5385bfc GW |
2088 | if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F) || |
2089 | rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E)) | |
8cdd15e0 GW |
2090 | rt2x00_set_field8(&rfcsr, RFCSR27_R1, 3); |
2091 | else | |
2092 | rt2x00_set_field8(&rfcsr, RFCSR27_R1, 0); | |
2093 | rt2x00_set_field8(&rfcsr, RFCSR27_R2, 0); | |
2094 | rt2x00_set_field8(&rfcsr, RFCSR27_R3, 0); | |
2095 | rt2x00_set_field8(&rfcsr, RFCSR27_R4, 0); | |
2096 | rt2800_rfcsr_write(rt2x00dev, 27, rfcsr); | |
2097 | } | |
2098 | ||
fcf51541 BZ |
2099 | return 0; |
2100 | } | |
2101 | EXPORT_SYMBOL_GPL(rt2800_init_rfcsr); | |
2ce33995 | 2102 | |
30e84034 BZ |
2103 | int rt2800_efuse_detect(struct rt2x00_dev *rt2x00dev) |
2104 | { | |
2105 | u32 reg; | |
2106 | ||
2107 | rt2800_register_read(rt2x00dev, EFUSE_CTRL, ®); | |
2108 | ||
2109 | return rt2x00_get_field32(reg, EFUSE_CTRL_PRESENT); | |
2110 | } | |
2111 | EXPORT_SYMBOL_GPL(rt2800_efuse_detect); | |
2112 | ||
2113 | static void rt2800_efuse_read(struct rt2x00_dev *rt2x00dev, unsigned int i) | |
2114 | { | |
2115 | u32 reg; | |
2116 | ||
31a4cf1f GW |
2117 | mutex_lock(&rt2x00dev->csr_mutex); |
2118 | ||
2119 | rt2800_register_read_lock(rt2x00dev, EFUSE_CTRL, ®); | |
30e84034 BZ |
2120 | rt2x00_set_field32(®, EFUSE_CTRL_ADDRESS_IN, i); |
2121 | rt2x00_set_field32(®, EFUSE_CTRL_MODE, 0); | |
2122 | rt2x00_set_field32(®, EFUSE_CTRL_KICK, 1); | |
31a4cf1f | 2123 | rt2800_register_write_lock(rt2x00dev, EFUSE_CTRL, reg); |
30e84034 BZ |
2124 | |
2125 | /* Wait until the EEPROM has been loaded */ | |
2126 | rt2800_regbusy_read(rt2x00dev, EFUSE_CTRL, EFUSE_CTRL_KICK, ®); | |
2127 | ||
2128 | /* Apparently the data is read from end to start */ | |
31a4cf1f GW |
2129 | rt2800_register_read_lock(rt2x00dev, EFUSE_DATA3, |
2130 | (u32 *)&rt2x00dev->eeprom[i]); | |
2131 | rt2800_register_read_lock(rt2x00dev, EFUSE_DATA2, | |
2132 | (u32 *)&rt2x00dev->eeprom[i + 2]); | |
2133 | rt2800_register_read_lock(rt2x00dev, EFUSE_DATA1, | |
2134 | (u32 *)&rt2x00dev->eeprom[i + 4]); | |
2135 | rt2800_register_read_lock(rt2x00dev, EFUSE_DATA0, | |
2136 | (u32 *)&rt2x00dev->eeprom[i + 6]); | |
2137 | ||
2138 | mutex_unlock(&rt2x00dev->csr_mutex); | |
30e84034 BZ |
2139 | } |
2140 | ||
2141 | void rt2800_read_eeprom_efuse(struct rt2x00_dev *rt2x00dev) | |
2142 | { | |
2143 | unsigned int i; | |
2144 | ||
2145 | for (i = 0; i < EEPROM_SIZE / sizeof(u16); i += 8) | |
2146 | rt2800_efuse_read(rt2x00dev, i); | |
2147 | } | |
2148 | EXPORT_SYMBOL_GPL(rt2800_read_eeprom_efuse); | |
2149 | ||
38bd7b8a BZ |
2150 | int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev) |
2151 | { | |
2152 | u16 word; | |
2153 | u8 *mac; | |
2154 | u8 default_lna_gain; | |
2155 | ||
2156 | /* | |
2157 | * Start validation of the data that has been read. | |
2158 | */ | |
2159 | mac = rt2x00_eeprom_addr(rt2x00dev, EEPROM_MAC_ADDR_0); | |
2160 | if (!is_valid_ether_addr(mac)) { | |
2161 | random_ether_addr(mac); | |
2162 | EEPROM(rt2x00dev, "MAC: %pM\n", mac); | |
2163 | } | |
2164 | ||
2165 | rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &word); | |
2166 | if (word == 0xffff) { | |
2167 | rt2x00_set_field16(&word, EEPROM_ANTENNA_RXPATH, 2); | |
2168 | rt2x00_set_field16(&word, EEPROM_ANTENNA_TXPATH, 1); | |
2169 | rt2x00_set_field16(&word, EEPROM_ANTENNA_RF_TYPE, RF2820); | |
2170 | rt2x00_eeprom_write(rt2x00dev, EEPROM_ANTENNA, word); | |
2171 | EEPROM(rt2x00dev, "Antenna: 0x%04x\n", word); | |
49e721ec | 2172 | } else if (rt2x00_rt(rt2x00dev, RT2860) || |
e148b4c8 | 2173 | rt2x00_rt(rt2x00dev, RT2872)) { |
38bd7b8a BZ |
2174 | /* |
2175 | * There is a max of 2 RX streams for RT28x0 series | |
2176 | */ | |
2177 | if (rt2x00_get_field16(word, EEPROM_ANTENNA_RXPATH) > 2) | |
2178 | rt2x00_set_field16(&word, EEPROM_ANTENNA_RXPATH, 2); | |
2179 | rt2x00_eeprom_write(rt2x00dev, EEPROM_ANTENNA, word); | |
2180 | } | |
2181 | ||
2182 | rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &word); | |
2183 | if (word == 0xffff) { | |
2184 | rt2x00_set_field16(&word, EEPROM_NIC_HW_RADIO, 0); | |
2185 | rt2x00_set_field16(&word, EEPROM_NIC_DYNAMIC_TX_AGC, 0); | |
2186 | rt2x00_set_field16(&word, EEPROM_NIC_EXTERNAL_LNA_BG, 0); | |
2187 | rt2x00_set_field16(&word, EEPROM_NIC_EXTERNAL_LNA_A, 0); | |
2188 | rt2x00_set_field16(&word, EEPROM_NIC_CARDBUS_ACCEL, 0); | |
2189 | rt2x00_set_field16(&word, EEPROM_NIC_BW40M_SB_BG, 0); | |
2190 | rt2x00_set_field16(&word, EEPROM_NIC_BW40M_SB_A, 0); | |
2191 | rt2x00_set_field16(&word, EEPROM_NIC_WPS_PBC, 0); | |
2192 | rt2x00_set_field16(&word, EEPROM_NIC_BW40M_BG, 0); | |
2193 | rt2x00_set_field16(&word, EEPROM_NIC_BW40M_A, 0); | |
ec2d1791 GW |
2194 | rt2x00_set_field16(&word, EEPROM_NIC_ANT_DIVERSITY, 0); |
2195 | rt2x00_set_field16(&word, EEPROM_NIC_DAC_TEST, 0); | |
38bd7b8a BZ |
2196 | rt2x00_eeprom_write(rt2x00dev, EEPROM_NIC, word); |
2197 | EEPROM(rt2x00dev, "NIC: 0x%04x\n", word); | |
2198 | } | |
2199 | ||
2200 | rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ, &word); | |
2201 | if ((word & 0x00ff) == 0x00ff) { | |
2202 | rt2x00_set_field16(&word, EEPROM_FREQ_OFFSET, 0); | |
ec2d1791 GW |
2203 | rt2x00_eeprom_write(rt2x00dev, EEPROM_FREQ, word); |
2204 | EEPROM(rt2x00dev, "Freq: 0x%04x\n", word); | |
2205 | } | |
2206 | if ((word & 0xff00) == 0xff00) { | |
38bd7b8a BZ |
2207 | rt2x00_set_field16(&word, EEPROM_FREQ_LED_MODE, |
2208 | LED_MODE_TXRX_ACTIVITY); | |
2209 | rt2x00_set_field16(&word, EEPROM_FREQ_LED_POLARITY, 0); | |
2210 | rt2x00_eeprom_write(rt2x00dev, EEPROM_FREQ, word); | |
2211 | rt2x00_eeprom_write(rt2x00dev, EEPROM_LED1, 0x5555); | |
2212 | rt2x00_eeprom_write(rt2x00dev, EEPROM_LED2, 0x2221); | |
2213 | rt2x00_eeprom_write(rt2x00dev, EEPROM_LED3, 0xa9f8); | |
ec2d1791 | 2214 | EEPROM(rt2x00dev, "Led Mode: 0x%04x\n", word); |
38bd7b8a BZ |
2215 | } |
2216 | ||
2217 | /* | |
2218 | * During the LNA validation we are going to use | |
2219 | * lna0 as correct value. Note that EEPROM_LNA | |
2220 | * is never validated. | |
2221 | */ | |
2222 | rt2x00_eeprom_read(rt2x00dev, EEPROM_LNA, &word); | |
2223 | default_lna_gain = rt2x00_get_field16(word, EEPROM_LNA_A0); | |
2224 | ||
2225 | rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_BG, &word); | |
2226 | if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG_OFFSET0)) > 10) | |
2227 | rt2x00_set_field16(&word, EEPROM_RSSI_BG_OFFSET0, 0); | |
2228 | if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG_OFFSET1)) > 10) | |
2229 | rt2x00_set_field16(&word, EEPROM_RSSI_BG_OFFSET1, 0); | |
2230 | rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_BG, word); | |
2231 | ||
2232 | rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2, &word); | |
2233 | if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG2_OFFSET2)) > 10) | |
2234 | rt2x00_set_field16(&word, EEPROM_RSSI_BG2_OFFSET2, 0); | |
2235 | if (rt2x00_get_field16(word, EEPROM_RSSI_BG2_LNA_A1) == 0x00 || | |
2236 | rt2x00_get_field16(word, EEPROM_RSSI_BG2_LNA_A1) == 0xff) | |
2237 | rt2x00_set_field16(&word, EEPROM_RSSI_BG2_LNA_A1, | |
2238 | default_lna_gain); | |
2239 | rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_BG2, word); | |
2240 | ||
2241 | rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_A, &word); | |
2242 | if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A_OFFSET0)) > 10) | |
2243 | rt2x00_set_field16(&word, EEPROM_RSSI_A_OFFSET0, 0); | |
2244 | if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A_OFFSET1)) > 10) | |
2245 | rt2x00_set_field16(&word, EEPROM_RSSI_A_OFFSET1, 0); | |
2246 | rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_A, word); | |
2247 | ||
2248 | rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_A2, &word); | |
2249 | if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A2_OFFSET2)) > 10) | |
2250 | rt2x00_set_field16(&word, EEPROM_RSSI_A2_OFFSET2, 0); | |
2251 | if (rt2x00_get_field16(word, EEPROM_RSSI_A2_LNA_A2) == 0x00 || | |
2252 | rt2x00_get_field16(word, EEPROM_RSSI_A2_LNA_A2) == 0xff) | |
2253 | rt2x00_set_field16(&word, EEPROM_RSSI_A2_LNA_A2, | |
2254 | default_lna_gain); | |
2255 | rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_A2, word); | |
2256 | ||
2257 | return 0; | |
2258 | } | |
2259 | EXPORT_SYMBOL_GPL(rt2800_validate_eeprom); | |
2260 | ||
2261 | int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev) | |
2262 | { | |
2263 | u32 reg; | |
2264 | u16 value; | |
2265 | u16 eeprom; | |
2266 | ||
2267 | /* | |
2268 | * Read EEPROM word for configuration. | |
2269 | */ | |
2270 | rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom); | |
2271 | ||
2272 | /* | |
2273 | * Identify RF chipset. | |
2274 | */ | |
2275 | value = rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RF_TYPE); | |
2276 | rt2800_register_read(rt2x00dev, MAC_CSR0, ®); | |
2277 | ||
49e721ec GW |
2278 | rt2x00_set_chip(rt2x00dev, rt2x00_get_field32(reg, MAC_CSR0_CHIPSET), |
2279 | value, rt2x00_get_field32(reg, MAC_CSR0_REVISION)); | |
2280 | ||
2281 | if (!rt2x00_rt(rt2x00dev, RT2860) && | |
49e721ec | 2282 | !rt2x00_rt(rt2x00dev, RT2872) && |
49e721ec | 2283 | !rt2x00_rt(rt2x00dev, RT2883) && |
49e721ec GW |
2284 | !rt2x00_rt(rt2x00dev, RT3070) && |
2285 | !rt2x00_rt(rt2x00dev, RT3071) && | |
2286 | !rt2x00_rt(rt2x00dev, RT3090) && | |
2287 | !rt2x00_rt(rt2x00dev, RT3390) && | |
2288 | !rt2x00_rt(rt2x00dev, RT3572)) { | |
2289 | ERROR(rt2x00dev, "Invalid RT chipset detected.\n"); | |
2290 | return -ENODEV; | |
f273fe55 | 2291 | } |
714fa663 | 2292 | |
5122d898 GW |
2293 | if (!rt2x00_rf(rt2x00dev, RF2820) && |
2294 | !rt2x00_rf(rt2x00dev, RF2850) && | |
2295 | !rt2x00_rf(rt2x00dev, RF2720) && | |
2296 | !rt2x00_rf(rt2x00dev, RF2750) && | |
2297 | !rt2x00_rf(rt2x00dev, RF3020) && | |
2298 | !rt2x00_rf(rt2x00dev, RF2020) && | |
2299 | !rt2x00_rf(rt2x00dev, RF3021) && | |
6c0fe265 GW |
2300 | !rt2x00_rf(rt2x00dev, RF3022) && |
2301 | !rt2x00_rf(rt2x00dev, RF3052)) { | |
38bd7b8a BZ |
2302 | ERROR(rt2x00dev, "Invalid RF chipset detected.\n"); |
2303 | return -ENODEV; | |
2304 | } | |
2305 | ||
2306 | /* | |
2307 | * Identify default antenna configuration. | |
2308 | */ | |
2309 | rt2x00dev->default_ant.tx = | |
2310 | rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH); | |
2311 | rt2x00dev->default_ant.rx = | |
2312 | rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH); | |
2313 | ||
2314 | /* | |
2315 | * Read frequency offset and RF programming sequence. | |
2316 | */ | |
2317 | rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ, &eeprom); | |
2318 | rt2x00dev->freq_offset = rt2x00_get_field16(eeprom, EEPROM_FREQ_OFFSET); | |
2319 | ||
2320 | /* | |
2321 | * Read external LNA informations. | |
2322 | */ | |
2323 | rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom); | |
2324 | ||
2325 | if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA_A)) | |
2326 | __set_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags); | |
2327 | if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA_BG)) | |
2328 | __set_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags); | |
2329 | ||
2330 | /* | |
2331 | * Detect if this device has an hardware controlled radio. | |
2332 | */ | |
2333 | if (rt2x00_get_field16(eeprom, EEPROM_NIC_HW_RADIO)) | |
2334 | __set_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags); | |
2335 | ||
2336 | /* | |
2337 | * Store led settings, for correct led behaviour. | |
2338 | */ | |
2339 | #ifdef CONFIG_RT2X00_LIB_LEDS | |
2340 | rt2800_init_led(rt2x00dev, &rt2x00dev->led_radio, LED_TYPE_RADIO); | |
2341 | rt2800_init_led(rt2x00dev, &rt2x00dev->led_assoc, LED_TYPE_ASSOC); | |
2342 | rt2800_init_led(rt2x00dev, &rt2x00dev->led_qual, LED_TYPE_QUALITY); | |
2343 | ||
2344 | rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ, &rt2x00dev->led_mcu_reg); | |
2345 | #endif /* CONFIG_RT2X00_LIB_LEDS */ | |
2346 | ||
2347 | return 0; | |
2348 | } | |
2349 | EXPORT_SYMBOL_GPL(rt2800_init_eeprom); | |
2350 | ||
4da2933f | 2351 | /* |
55f9321a | 2352 | * RF value list for rt28xx |
4da2933f BZ |
2353 | * Supports: 2.4 GHz (all) & 5.2 GHz (RF2850 & RF2750) |
2354 | */ | |
2355 | static const struct rf_channel rf_vals[] = { | |
2356 | { 1, 0x18402ecc, 0x184c0786, 0x1816b455, 0x1800510b }, | |
2357 | { 2, 0x18402ecc, 0x184c0786, 0x18168a55, 0x1800519f }, | |
2358 | { 3, 0x18402ecc, 0x184c078a, 0x18168a55, 0x1800518b }, | |
2359 | { 4, 0x18402ecc, 0x184c078a, 0x18168a55, 0x1800519f }, | |
2360 | { 5, 0x18402ecc, 0x184c078e, 0x18168a55, 0x1800518b }, | |
2361 | { 6, 0x18402ecc, 0x184c078e, 0x18168a55, 0x1800519f }, | |
2362 | { 7, 0x18402ecc, 0x184c0792, 0x18168a55, 0x1800518b }, | |
2363 | { 8, 0x18402ecc, 0x184c0792, 0x18168a55, 0x1800519f }, | |
2364 | { 9, 0x18402ecc, 0x184c0796, 0x18168a55, 0x1800518b }, | |
2365 | { 10, 0x18402ecc, 0x184c0796, 0x18168a55, 0x1800519f }, | |
2366 | { 11, 0x18402ecc, 0x184c079a, 0x18168a55, 0x1800518b }, | |
2367 | { 12, 0x18402ecc, 0x184c079a, 0x18168a55, 0x1800519f }, | |
2368 | { 13, 0x18402ecc, 0x184c079e, 0x18168a55, 0x1800518b }, | |
2369 | { 14, 0x18402ecc, 0x184c07a2, 0x18168a55, 0x18005193 }, | |
2370 | ||
2371 | /* 802.11 UNI / HyperLan 2 */ | |
2372 | { 36, 0x18402ecc, 0x184c099a, 0x18158a55, 0x180ed1a3 }, | |
2373 | { 38, 0x18402ecc, 0x184c099e, 0x18158a55, 0x180ed193 }, | |
2374 | { 40, 0x18402ec8, 0x184c0682, 0x18158a55, 0x180ed183 }, | |
2375 | { 44, 0x18402ec8, 0x184c0682, 0x18158a55, 0x180ed1a3 }, | |
2376 | { 46, 0x18402ec8, 0x184c0686, 0x18158a55, 0x180ed18b }, | |
2377 | { 48, 0x18402ec8, 0x184c0686, 0x18158a55, 0x180ed19b }, | |
2378 | { 52, 0x18402ec8, 0x184c068a, 0x18158a55, 0x180ed193 }, | |
2379 | { 54, 0x18402ec8, 0x184c068a, 0x18158a55, 0x180ed1a3 }, | |
2380 | { 56, 0x18402ec8, 0x184c068e, 0x18158a55, 0x180ed18b }, | |
2381 | { 60, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed183 }, | |
2382 | { 62, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed193 }, | |
2383 | { 64, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed1a3 }, | |
2384 | ||
2385 | /* 802.11 HyperLan 2 */ | |
2386 | { 100, 0x18402ec8, 0x184c06b2, 0x18178a55, 0x180ed783 }, | |
2387 | { 102, 0x18402ec8, 0x184c06b2, 0x18578a55, 0x180ed793 }, | |
2388 | { 104, 0x18402ec8, 0x185c06b2, 0x18578a55, 0x180ed1a3 }, | |
2389 | { 108, 0x18402ecc, 0x185c0a32, 0x18578a55, 0x180ed193 }, | |
2390 | { 110, 0x18402ecc, 0x184c0a36, 0x18178a55, 0x180ed183 }, | |
2391 | { 112, 0x18402ecc, 0x184c0a36, 0x18178a55, 0x180ed19b }, | |
2392 | { 116, 0x18402ecc, 0x184c0a3a, 0x18178a55, 0x180ed1a3 }, | |
2393 | { 118, 0x18402ecc, 0x184c0a3e, 0x18178a55, 0x180ed193 }, | |
2394 | { 120, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed183 }, | |
2395 | { 124, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed193 }, | |
2396 | { 126, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed15b }, | |
2397 | { 128, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed1a3 }, | |
2398 | { 132, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed18b }, | |
2399 | { 134, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed193 }, | |
2400 | { 136, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed19b }, | |
2401 | { 140, 0x18402ec4, 0x184c038a, 0x18178a55, 0x180ed183 }, | |
2402 | ||
2403 | /* 802.11 UNII */ | |
2404 | { 149, 0x18402ec4, 0x184c038a, 0x18178a55, 0x180ed1a7 }, | |
2405 | { 151, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed187 }, | |
2406 | { 153, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed18f }, | |
2407 | { 157, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed19f }, | |
2408 | { 159, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed1a7 }, | |
2409 | { 161, 0x18402ec4, 0x184c0392, 0x18178a55, 0x180ed187 }, | |
2410 | { 165, 0x18402ec4, 0x184c0392, 0x18178a55, 0x180ed197 }, | |
2411 | { 167, 0x18402ec4, 0x184c03d2, 0x18179855, 0x1815531f }, | |
2412 | { 169, 0x18402ec4, 0x184c03d2, 0x18179855, 0x18155327 }, | |
2413 | { 171, 0x18402ec4, 0x184c03d6, 0x18179855, 0x18155307 }, | |
2414 | { 173, 0x18402ec4, 0x184c03d6, 0x18179855, 0x1815530f }, | |
2415 | ||
2416 | /* 802.11 Japan */ | |
2417 | { 184, 0x15002ccc, 0x1500491e, 0x1509be55, 0x150c0a0b }, | |
2418 | { 188, 0x15002ccc, 0x15004922, 0x1509be55, 0x150c0a13 }, | |
2419 | { 192, 0x15002ccc, 0x15004926, 0x1509be55, 0x150c0a1b }, | |
2420 | { 196, 0x15002ccc, 0x1500492a, 0x1509be55, 0x150c0a23 }, | |
2421 | { 208, 0x15002ccc, 0x1500493a, 0x1509be55, 0x150c0a13 }, | |
2422 | { 212, 0x15002ccc, 0x1500493e, 0x1509be55, 0x150c0a1b }, | |
2423 | { 216, 0x15002ccc, 0x15004982, 0x1509be55, 0x150c0a23 }, | |
2424 | }; | |
2425 | ||
2426 | /* | |
55f9321a ID |
2427 | * RF value list for rt3xxx |
2428 | * Supports: 2.4 GHz (all) & 5.2 GHz (RF3052) | |
4da2933f | 2429 | */ |
55f9321a | 2430 | static const struct rf_channel rf_vals_3x[] = { |
4da2933f BZ |
2431 | {1, 241, 2, 2 }, |
2432 | {2, 241, 2, 7 }, | |
2433 | {3, 242, 2, 2 }, | |
2434 | {4, 242, 2, 7 }, | |
2435 | {5, 243, 2, 2 }, | |
2436 | {6, 243, 2, 7 }, | |
2437 | {7, 244, 2, 2 }, | |
2438 | {8, 244, 2, 7 }, | |
2439 | {9, 245, 2, 2 }, | |
2440 | {10, 245, 2, 7 }, | |
2441 | {11, 246, 2, 2 }, | |
2442 | {12, 246, 2, 7 }, | |
2443 | {13, 247, 2, 2 }, | |
2444 | {14, 248, 2, 4 }, | |
55f9321a ID |
2445 | |
2446 | /* 802.11 UNI / HyperLan 2 */ | |
2447 | {36, 0x56, 0, 4}, | |
2448 | {38, 0x56, 0, 6}, | |
2449 | {40, 0x56, 0, 8}, | |
2450 | {44, 0x57, 0, 0}, | |
2451 | {46, 0x57, 0, 2}, | |
2452 | {48, 0x57, 0, 4}, | |
2453 | {52, 0x57, 0, 8}, | |
2454 | {54, 0x57, 0, 10}, | |
2455 | {56, 0x58, 0, 0}, | |
2456 | {60, 0x58, 0, 4}, | |
2457 | {62, 0x58, 0, 6}, | |
2458 | {64, 0x58, 0, 8}, | |
2459 | ||
2460 | /* 802.11 HyperLan 2 */ | |
2461 | {100, 0x5b, 0, 8}, | |
2462 | {102, 0x5b, 0, 10}, | |
2463 | {104, 0x5c, 0, 0}, | |
2464 | {108, 0x5c, 0, 4}, | |
2465 | {110, 0x5c, 0, 6}, | |
2466 | {112, 0x5c, 0, 8}, | |
2467 | {116, 0x5d, 0, 0}, | |
2468 | {118, 0x5d, 0, 2}, | |
2469 | {120, 0x5d, 0, 4}, | |
2470 | {124, 0x5d, 0, 8}, | |
2471 | {126, 0x5d, 0, 10}, | |
2472 | {128, 0x5e, 0, 0}, | |
2473 | {132, 0x5e, 0, 4}, | |
2474 | {134, 0x5e, 0, 6}, | |
2475 | {136, 0x5e, 0, 8}, | |
2476 | {140, 0x5f, 0, 0}, | |
2477 | ||
2478 | /* 802.11 UNII */ | |
2479 | {149, 0x5f, 0, 9}, | |
2480 | {151, 0x5f, 0, 11}, | |
2481 | {153, 0x60, 0, 1}, | |
2482 | {157, 0x60, 0, 5}, | |
2483 | {159, 0x60, 0, 7}, | |
2484 | {161, 0x60, 0, 9}, | |
2485 | {165, 0x61, 0, 1}, | |
2486 | {167, 0x61, 0, 3}, | |
2487 | {169, 0x61, 0, 5}, | |
2488 | {171, 0x61, 0, 7}, | |
2489 | {173, 0x61, 0, 9}, | |
4da2933f BZ |
2490 | }; |
2491 | ||
2492 | int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) | |
2493 | { | |
4da2933f BZ |
2494 | struct hw_mode_spec *spec = &rt2x00dev->spec; |
2495 | struct channel_info *info; | |
2496 | char *tx_power1; | |
2497 | char *tx_power2; | |
2498 | unsigned int i; | |
2499 | u16 eeprom; | |
2500 | ||
93b6bd26 GW |
2501 | /* |
2502 | * Disable powersaving as default on PCI devices. | |
2503 | */ | |
cea90e55 | 2504 | if (rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev)) |
93b6bd26 GW |
2505 | rt2x00dev->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; |
2506 | ||
4da2933f BZ |
2507 | /* |
2508 | * Initialize all hw fields. | |
2509 | */ | |
2510 | rt2x00dev->hw->flags = | |
2511 | IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | | |
2512 | IEEE80211_HW_SIGNAL_DBM | | |
2513 | IEEE80211_HW_SUPPORTS_PS | | |
1df90809 HS |
2514 | IEEE80211_HW_PS_NULLFUNC_STACK | |
2515 | IEEE80211_HW_AMPDU_AGGREGATION; | |
4da2933f | 2516 | |
4da2933f BZ |
2517 | SET_IEEE80211_DEV(rt2x00dev->hw, rt2x00dev->dev); |
2518 | SET_IEEE80211_PERM_ADDR(rt2x00dev->hw, | |
2519 | rt2x00_eeprom_addr(rt2x00dev, | |
2520 | EEPROM_MAC_ADDR_0)); | |
2521 | ||
3f2bee24 HS |
2522 | /* |
2523 | * As rt2800 has a global fallback table we cannot specify | |
2524 | * more then one tx rate per frame but since the hw will | |
2525 | * try several rates (based on the fallback table) we should | |
2526 | * still initialize max_rates to the maximum number of rates | |
2527 | * we are going to try. Otherwise mac80211 will truncate our | |
2528 | * reported tx rates and the rc algortihm will end up with | |
2529 | * incorrect data. | |
2530 | */ | |
2531 | rt2x00dev->hw->max_rates = 7; | |
2532 | rt2x00dev->hw->max_rate_tries = 1; | |
2533 | ||
4da2933f BZ |
2534 | rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom); |
2535 | ||
2536 | /* | |
2537 | * Initialize hw_mode information. | |
2538 | */ | |
2539 | spec->supported_bands = SUPPORT_BAND_2GHZ; | |
2540 | spec->supported_rates = SUPPORT_RATE_CCK | SUPPORT_RATE_OFDM; | |
2541 | ||
5122d898 | 2542 | if (rt2x00_rf(rt2x00dev, RF2820) || |
55f9321a | 2543 | rt2x00_rf(rt2x00dev, RF2720)) { |
4da2933f BZ |
2544 | spec->num_channels = 14; |
2545 | spec->channels = rf_vals; | |
55f9321a ID |
2546 | } else if (rt2x00_rf(rt2x00dev, RF2850) || |
2547 | rt2x00_rf(rt2x00dev, RF2750)) { | |
4da2933f BZ |
2548 | spec->supported_bands |= SUPPORT_BAND_5GHZ; |
2549 | spec->num_channels = ARRAY_SIZE(rf_vals); | |
2550 | spec->channels = rf_vals; | |
5122d898 GW |
2551 | } else if (rt2x00_rf(rt2x00dev, RF3020) || |
2552 | rt2x00_rf(rt2x00dev, RF2020) || | |
2553 | rt2x00_rf(rt2x00dev, RF3021) || | |
2554 | rt2x00_rf(rt2x00dev, RF3022)) { | |
55f9321a ID |
2555 | spec->num_channels = 14; |
2556 | spec->channels = rf_vals_3x; | |
2557 | } else if (rt2x00_rf(rt2x00dev, RF3052)) { | |
2558 | spec->supported_bands |= SUPPORT_BAND_5GHZ; | |
2559 | spec->num_channels = ARRAY_SIZE(rf_vals_3x); | |
2560 | spec->channels = rf_vals_3x; | |
4da2933f BZ |
2561 | } |
2562 | ||
2563 | /* | |
2564 | * Initialize HT information. | |
2565 | */ | |
5122d898 | 2566 | if (!rt2x00_rf(rt2x00dev, RF2020)) |
38a522e6 GW |
2567 | spec->ht.ht_supported = true; |
2568 | else | |
2569 | spec->ht.ht_supported = false; | |
2570 | ||
4da2933f | 2571 | spec->ht.cap = |
06443e46 | 2572 | IEEE80211_HT_CAP_SUP_WIDTH_20_40 | |
4da2933f BZ |
2573 | IEEE80211_HT_CAP_GRN_FLD | |
2574 | IEEE80211_HT_CAP_SGI_20 | | |
2575 | IEEE80211_HT_CAP_SGI_40 | | |
9a418af5 | 2576 | IEEE80211_HT_CAP_RX_STBC; |
22cabaa6 HS |
2577 | |
2578 | if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) >= 2) | |
2579 | spec->ht.cap |= IEEE80211_HT_CAP_TX_STBC; | |
2580 | ||
4da2933f BZ |
2581 | spec->ht.ampdu_factor = 3; |
2582 | spec->ht.ampdu_density = 4; | |
2583 | spec->ht.mcs.tx_params = | |
2584 | IEEE80211_HT_MCS_TX_DEFINED | | |
2585 | IEEE80211_HT_MCS_TX_RX_DIFF | | |
2586 | ((rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) - 1) << | |
2587 | IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT); | |
2588 | ||
2589 | switch (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH)) { | |
2590 | case 3: | |
2591 | spec->ht.mcs.rx_mask[2] = 0xff; | |
2592 | case 2: | |
2593 | spec->ht.mcs.rx_mask[1] = 0xff; | |
2594 | case 1: | |
2595 | spec->ht.mcs.rx_mask[0] = 0xff; | |
2596 | spec->ht.mcs.rx_mask[4] = 0x1; /* MCS32 */ | |
2597 | break; | |
2598 | } | |
2599 | ||
2600 | /* | |
2601 | * Create channel information array | |
2602 | */ | |
2603 | info = kzalloc(spec->num_channels * sizeof(*info), GFP_KERNEL); | |
2604 | if (!info) | |
2605 | return -ENOMEM; | |
2606 | ||
2607 | spec->channels_info = info; | |
2608 | ||
2609 | tx_power1 = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_BG1); | |
2610 | tx_power2 = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_BG2); | |
2611 | ||
2612 | for (i = 0; i < 14; i++) { | |
2613 | info[i].tx_power1 = TXPOWER_G_FROM_DEV(tx_power1[i]); | |
2614 | info[i].tx_power2 = TXPOWER_G_FROM_DEV(tx_power2[i]); | |
2615 | } | |
2616 | ||
2617 | if (spec->num_channels > 14) { | |
2618 | tx_power1 = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_A1); | |
2619 | tx_power2 = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_A2); | |
2620 | ||
2621 | for (i = 14; i < spec->num_channels; i++) { | |
2622 | info[i].tx_power1 = TXPOWER_A_FROM_DEV(tx_power1[i]); | |
2623 | info[i].tx_power2 = TXPOWER_A_FROM_DEV(tx_power2[i]); | |
2624 | } | |
2625 | } | |
2626 | ||
2627 | return 0; | |
2628 | } | |
2629 | EXPORT_SYMBOL_GPL(rt2800_probe_hw_mode); | |
2630 | ||
2ce33995 BZ |
2631 | /* |
2632 | * IEEE80211 stack callback functions. | |
2633 | */ | |
2634 | static void rt2800_get_tkip_seq(struct ieee80211_hw *hw, u8 hw_key_idx, | |
2635 | u32 *iv32, u16 *iv16) | |
2636 | { | |
2637 | struct rt2x00_dev *rt2x00dev = hw->priv; | |
2638 | struct mac_iveiv_entry iveiv_entry; | |
2639 | u32 offset; | |
2640 | ||
2641 | offset = MAC_IVEIV_ENTRY(hw_key_idx); | |
2642 | rt2800_register_multiread(rt2x00dev, offset, | |
2643 | &iveiv_entry, sizeof(iveiv_entry)); | |
2644 | ||
855da5e0 JL |
2645 | memcpy(iv16, &iveiv_entry.iv[0], sizeof(*iv16)); |
2646 | memcpy(iv32, &iveiv_entry.iv[4], sizeof(*iv32)); | |
2ce33995 BZ |
2647 | } |
2648 | ||
2649 | static int rt2800_set_rts_threshold(struct ieee80211_hw *hw, u32 value) | |
2650 | { | |
2651 | struct rt2x00_dev *rt2x00dev = hw->priv; | |
2652 | u32 reg; | |
2653 | bool enabled = (value < IEEE80211_MAX_RTS_THRESHOLD); | |
2654 | ||
2655 | rt2800_register_read(rt2x00dev, TX_RTS_CFG, ®); | |
2656 | rt2x00_set_field32(®, TX_RTS_CFG_RTS_THRES, value); | |
2657 | rt2800_register_write(rt2x00dev, TX_RTS_CFG, reg); | |
2658 | ||
2659 | rt2800_register_read(rt2x00dev, CCK_PROT_CFG, ®); | |
2660 | rt2x00_set_field32(®, CCK_PROT_CFG_RTS_TH_EN, enabled); | |
2661 | rt2800_register_write(rt2x00dev, CCK_PROT_CFG, reg); | |
2662 | ||
2663 | rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, ®); | |
2664 | rt2x00_set_field32(®, OFDM_PROT_CFG_RTS_TH_EN, enabled); | |
2665 | rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg); | |
2666 | ||
2667 | rt2800_register_read(rt2x00dev, MM20_PROT_CFG, ®); | |
2668 | rt2x00_set_field32(®, MM20_PROT_CFG_RTS_TH_EN, enabled); | |
2669 | rt2800_register_write(rt2x00dev, MM20_PROT_CFG, reg); | |
2670 | ||
2671 | rt2800_register_read(rt2x00dev, MM40_PROT_CFG, ®); | |
2672 | rt2x00_set_field32(®, MM40_PROT_CFG_RTS_TH_EN, enabled); | |
2673 | rt2800_register_write(rt2x00dev, MM40_PROT_CFG, reg); | |
2674 | ||
2675 | rt2800_register_read(rt2x00dev, GF20_PROT_CFG, ®); | |
2676 | rt2x00_set_field32(®, GF20_PROT_CFG_RTS_TH_EN, enabled); | |
2677 | rt2800_register_write(rt2x00dev, GF20_PROT_CFG, reg); | |
2678 | ||
2679 | rt2800_register_read(rt2x00dev, GF40_PROT_CFG, ®); | |
2680 | rt2x00_set_field32(®, GF40_PROT_CFG_RTS_TH_EN, enabled); | |
2681 | rt2800_register_write(rt2x00dev, GF40_PROT_CFG, reg); | |
2682 | ||
2683 | return 0; | |
2684 | } | |
2685 | ||
2686 | static int rt2800_conf_tx(struct ieee80211_hw *hw, u16 queue_idx, | |
2687 | const struct ieee80211_tx_queue_params *params) | |
2688 | { | |
2689 | struct rt2x00_dev *rt2x00dev = hw->priv; | |
2690 | struct data_queue *queue; | |
2691 | struct rt2x00_field32 field; | |
2692 | int retval; | |
2693 | u32 reg; | |
2694 | u32 offset; | |
2695 | ||
2696 | /* | |
2697 | * First pass the configuration through rt2x00lib, that will | |
2698 | * update the queue settings and validate the input. After that | |
2699 | * we are free to update the registers based on the value | |
2700 | * in the queue parameter. | |
2701 | */ | |
2702 | retval = rt2x00mac_conf_tx(hw, queue_idx, params); | |
2703 | if (retval) | |
2704 | return retval; | |
2705 | ||
2706 | /* | |
2707 | * We only need to perform additional register initialization | |
2708 | * for WMM queues/ | |
2709 | */ | |
2710 | if (queue_idx >= 4) | |
2711 | return 0; | |
2712 | ||
2713 | queue = rt2x00queue_get_queue(rt2x00dev, queue_idx); | |
2714 | ||
2715 | /* Update WMM TXOP register */ | |
2716 | offset = WMM_TXOP0_CFG + (sizeof(u32) * (!!(queue_idx & 2))); | |
2717 | field.bit_offset = (queue_idx & 1) * 16; | |
2718 | field.bit_mask = 0xffff << field.bit_offset; | |
2719 | ||
2720 | rt2800_register_read(rt2x00dev, offset, ®); | |
2721 | rt2x00_set_field32(®, field, queue->txop); | |
2722 | rt2800_register_write(rt2x00dev, offset, reg); | |
2723 | ||
2724 | /* Update WMM registers */ | |
2725 | field.bit_offset = queue_idx * 4; | |
2726 | field.bit_mask = 0xf << field.bit_offset; | |
2727 | ||
2728 | rt2800_register_read(rt2x00dev, WMM_AIFSN_CFG, ®); | |
2729 | rt2x00_set_field32(®, field, queue->aifs); | |
2730 | rt2800_register_write(rt2x00dev, WMM_AIFSN_CFG, reg); | |
2731 | ||
2732 | rt2800_register_read(rt2x00dev, WMM_CWMIN_CFG, ®); | |
2733 | rt2x00_set_field32(®, field, queue->cw_min); | |
2734 | rt2800_register_write(rt2x00dev, WMM_CWMIN_CFG, reg); | |
2735 | ||
2736 | rt2800_register_read(rt2x00dev, WMM_CWMAX_CFG, ®); | |
2737 | rt2x00_set_field32(®, field, queue->cw_max); | |
2738 | rt2800_register_write(rt2x00dev, WMM_CWMAX_CFG, reg); | |
2739 | ||
2740 | /* Update EDCA registers */ | |
2741 | offset = EDCA_AC0_CFG + (sizeof(u32) * queue_idx); | |
2742 | ||
2743 | rt2800_register_read(rt2x00dev, offset, ®); | |
2744 | rt2x00_set_field32(®, EDCA_AC0_CFG_TX_OP, queue->txop); | |
2745 | rt2x00_set_field32(®, EDCA_AC0_CFG_AIFSN, queue->aifs); | |
2746 | rt2x00_set_field32(®, EDCA_AC0_CFG_CWMIN, queue->cw_min); | |
2747 | rt2x00_set_field32(®, EDCA_AC0_CFG_CWMAX, queue->cw_max); | |
2748 | rt2800_register_write(rt2x00dev, offset, reg); | |
2749 | ||
2750 | return 0; | |
2751 | } | |
2752 | ||
2753 | static u64 rt2800_get_tsf(struct ieee80211_hw *hw) | |
2754 | { | |
2755 | struct rt2x00_dev *rt2x00dev = hw->priv; | |
2756 | u64 tsf; | |
2757 | u32 reg; | |
2758 | ||
2759 | rt2800_register_read(rt2x00dev, TSF_TIMER_DW1, ®); | |
2760 | tsf = (u64) rt2x00_get_field32(reg, TSF_TIMER_DW1_HIGH_WORD) << 32; | |
2761 | rt2800_register_read(rt2x00dev, TSF_TIMER_DW0, ®); | |
2762 | tsf |= rt2x00_get_field32(reg, TSF_TIMER_DW0_LOW_WORD); | |
2763 | ||
2764 | return tsf; | |
2765 | } | |
2766 | ||
1df90809 HS |
2767 | static int rt2800_ampdu_action(struct ieee80211_hw *hw, |
2768 | struct ieee80211_vif *vif, | |
2769 | enum ieee80211_ampdu_mlme_action action, | |
2770 | struct ieee80211_sta *sta, | |
2771 | u16 tid, u16 *ssn) | |
2772 | { | |
2773 | struct rt2x00_dev *rt2x00dev = hw->priv; | |
2774 | int ret = 0; | |
2775 | ||
2776 | switch (action) { | |
2777 | case IEEE80211_AMPDU_RX_START: | |
2778 | case IEEE80211_AMPDU_RX_STOP: | |
2779 | /* we don't support RX aggregation yet */ | |
2780 | ret = -ENOTSUPP; | |
2781 | break; | |
2782 | case IEEE80211_AMPDU_TX_START: | |
2783 | ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); | |
2784 | break; | |
2785 | case IEEE80211_AMPDU_TX_STOP: | |
2786 | ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); | |
2787 | break; | |
2788 | case IEEE80211_AMPDU_TX_OPERATIONAL: | |
2789 | break; | |
2790 | default: | |
2791 | WARNING(rt2x00dev, "Unknown AMPDU action\n"); | |
2792 | } | |
2793 | ||
2794 | return ret; | |
2795 | } | |
2796 | ||
2ce33995 BZ |
2797 | const struct ieee80211_ops rt2800_mac80211_ops = { |
2798 | .tx = rt2x00mac_tx, | |
2799 | .start = rt2x00mac_start, | |
2800 | .stop = rt2x00mac_stop, | |
2801 | .add_interface = rt2x00mac_add_interface, | |
2802 | .remove_interface = rt2x00mac_remove_interface, | |
2803 | .config = rt2x00mac_config, | |
2804 | .configure_filter = rt2x00mac_configure_filter, | |
2805 | .set_tim = rt2x00mac_set_tim, | |
2806 | .set_key = rt2x00mac_set_key, | |
2807 | .get_stats = rt2x00mac_get_stats, | |
2808 | .get_tkip_seq = rt2800_get_tkip_seq, | |
2809 | .set_rts_threshold = rt2800_set_rts_threshold, | |
2810 | .bss_info_changed = rt2x00mac_bss_info_changed, | |
2811 | .conf_tx = rt2800_conf_tx, | |
2ce33995 BZ |
2812 | .get_tsf = rt2800_get_tsf, |
2813 | .rfkill_poll = rt2x00mac_rfkill_poll, | |
1df90809 | 2814 | .ampdu_action = rt2800_ampdu_action, |
2ce33995 BZ |
2815 | }; |
2816 | EXPORT_SYMBOL_GPL(rt2800_mac80211_ops); | |
a5ea2f02 ID |
2817 | |
2818 | MODULE_AUTHOR(DRV_PROJECT ", Bartlomiej Zolnierkiewicz"); | |
2819 | MODULE_VERSION(DRV_VERSION); | |
2820 | MODULE_DESCRIPTION("Ralink RT2800 library"); | |
2821 | MODULE_LICENSE("GPL"); |