2 Copyright (C) 2010 Willow Garage <http://www.willowgarage.com>
3 Copyright (C) 2010 Ivo van Doorn <IvDoorn@gmail.com>
4 Copyright (C) 2009 Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
5 Copyright (C) 2009 Gertjan van Wingerde <gwingerde@gmail.com>
7 Based on the original rt2800pci.c and rt2800usb.c.
8 Copyright (C) 2009 Alban Browaeys <prahal@yahoo.com>
9 Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org>
10 Copyright (C) 2009 Luis Correia <luis.f.correia@gmail.com>
11 Copyright (C) 2009 Mattias Nissler <mattias.nissler@gmx.de>
12 Copyright (C) 2009 Mark Asselstine <asselsm@gmail.com>
13 Copyright (C) 2009 Xose Vazquez Perez <xose.vazquez@gmail.com>
14 <http://rt2x00.serialmonkey.com>
16 This program is free software; you can redistribute it and/or modify
17 it under the terms of the GNU General Public License as published by
18 the Free Software Foundation; either version 2 of the License, or
19 (at your option) any later version.
21 This program is distributed in the hope that it will be useful,
22 but WITHOUT ANY WARRANTY; without even the implied warranty of
23 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 GNU General Public License for more details.
26 You should have received a copy of the GNU General Public License
27 along with this program; if not, write to the
28 Free Software Foundation, Inc.,
29 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
34 Abstract: rt2800 generic device routines.
37 #include <linux/crc-ccitt.h>
38 #include <linux/kernel.h>
39 #include <linux/module.h>
40 #include <linux/slab.h>
43 #include "rt2800lib.h"
48 * All access to the CSR registers will go through the methods
49 * rt2800_register_read and rt2800_register_write.
50 * BBP and RF register require indirect register access,
51 * and use the CSR registers BBPCSR and RFCSR to achieve this.
52 * These indirect registers work with busy bits,
53 * and we will try maximal REGISTER_BUSY_COUNT times to access
54 * the register while taking a REGISTER_BUSY_DELAY us delay
55 * between each attampt. When the busy bit is still set at that time,
56 * the access attempt is considered to have failed,
57 * and we will print an error.
58 * The _lock versions must be used if you already hold the csr_mutex
60 #define WAIT_FOR_BBP(__dev, __reg) \
61 rt2800_regbusy_read((__dev), BBP_CSR_CFG, BBP_CSR_CFG_BUSY, (__reg))
62 #define WAIT_FOR_RFCSR(__dev, __reg) \
63 rt2800_regbusy_read((__dev), RF_CSR_CFG, RF_CSR_CFG_BUSY, (__reg))
64 #define WAIT_FOR_RF(__dev, __reg) \
65 rt2800_regbusy_read((__dev), RF_CSR_CFG0, RF_CSR_CFG0_BUSY, (__reg))
66 #define WAIT_FOR_MCU(__dev, __reg) \
67 rt2800_regbusy_read((__dev), H2M_MAILBOX_CSR, \
68 H2M_MAILBOX_CSR_OWNER, (__reg))
70 static inline bool rt2800_is_305x_soc(struct rt2x00_dev
*rt2x00dev
)
72 /* check for rt2872 on SoC */
73 if (!rt2x00_is_soc(rt2x00dev
) ||
74 !rt2x00_rt(rt2x00dev
, RT2872
))
77 /* we know for sure that these rf chipsets are used on rt305x boards */
78 if (rt2x00_rf(rt2x00dev
, RF3020
) ||
79 rt2x00_rf(rt2x00dev
, RF3021
) ||
80 rt2x00_rf(rt2x00dev
, RF3022
))
83 NOTICE(rt2x00dev
, "Unknown RF chipset on rt305x\n");
87 static void rt2800_bbp_write(struct rt2x00_dev
*rt2x00dev
,
88 const unsigned int word
, const u8 value
)
92 mutex_lock(&rt2x00dev
->csr_mutex
);
95 * Wait until the BBP becomes available, afterwards we
96 * can safely write the new data into the register.
98 if (WAIT_FOR_BBP(rt2x00dev
, ®
)) {
100 rt2x00_set_field32(®
, BBP_CSR_CFG_VALUE
, value
);
101 rt2x00_set_field32(®
, BBP_CSR_CFG_REGNUM
, word
);
102 rt2x00_set_field32(®
, BBP_CSR_CFG_BUSY
, 1);
103 rt2x00_set_field32(®
, BBP_CSR_CFG_READ_CONTROL
, 0);
104 rt2x00_set_field32(®
, BBP_CSR_CFG_BBP_RW_MODE
, 1);
106 rt2800_register_write_lock(rt2x00dev
, BBP_CSR_CFG
, reg
);
109 mutex_unlock(&rt2x00dev
->csr_mutex
);
112 static void rt2800_bbp_read(struct rt2x00_dev
*rt2x00dev
,
113 const unsigned int word
, u8
*value
)
117 mutex_lock(&rt2x00dev
->csr_mutex
);
120 * Wait until the BBP becomes available, afterwards we
121 * can safely write the read request into the register.
122 * After the data has been written, we wait until hardware
123 * returns the correct value, if at any time the register
124 * doesn't become available in time, reg will be 0xffffffff
125 * which means we return 0xff to the caller.
127 if (WAIT_FOR_BBP(rt2x00dev
, ®
)) {
129 rt2x00_set_field32(®
, BBP_CSR_CFG_REGNUM
, word
);
130 rt2x00_set_field32(®
, BBP_CSR_CFG_BUSY
, 1);
131 rt2x00_set_field32(®
, BBP_CSR_CFG_READ_CONTROL
, 1);
132 rt2x00_set_field32(®
, BBP_CSR_CFG_BBP_RW_MODE
, 1);
134 rt2800_register_write_lock(rt2x00dev
, BBP_CSR_CFG
, reg
);
136 WAIT_FOR_BBP(rt2x00dev
, ®
);
139 *value
= rt2x00_get_field32(reg
, BBP_CSR_CFG_VALUE
);
141 mutex_unlock(&rt2x00dev
->csr_mutex
);
144 static void rt2800_rfcsr_write(struct rt2x00_dev
*rt2x00dev
,
145 const unsigned int word
, const u8 value
)
149 mutex_lock(&rt2x00dev
->csr_mutex
);
152 * Wait until the RFCSR becomes available, afterwards we
153 * can safely write the new data into the register.
155 if (WAIT_FOR_RFCSR(rt2x00dev
, ®
)) {
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);
162 rt2800_register_write_lock(rt2x00dev
, RF_CSR_CFG
, reg
);
165 mutex_unlock(&rt2x00dev
->csr_mutex
);
168 static void rt2800_rfcsr_read(struct rt2x00_dev
*rt2x00dev
,
169 const unsigned int word
, u8
*value
)
173 mutex_lock(&rt2x00dev
->csr_mutex
);
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.
183 if (WAIT_FOR_RFCSR(rt2x00dev
, ®
)) {
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);
189 rt2800_register_write_lock(rt2x00dev
, RF_CSR_CFG
, reg
);
191 WAIT_FOR_RFCSR(rt2x00dev
, ®
);
194 *value
= rt2x00_get_field32(reg
, RF_CSR_CFG_DATA
);
196 mutex_unlock(&rt2x00dev
->csr_mutex
);
199 static void rt2800_rf_write(struct rt2x00_dev
*rt2x00dev
,
200 const unsigned int word
, const u32 value
)
204 mutex_lock(&rt2x00dev
->csr_mutex
);
207 * Wait until the RF becomes available, afterwards we
208 * can safely write the new data into the register.
210 if (WAIT_FOR_RF(rt2x00dev
, ®
)) {
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);
217 rt2800_register_write_lock(rt2x00dev
, RF_CSR_CFG0
, reg
);
218 rt2x00_rf_write(rt2x00dev
, word
, value
);
221 mutex_unlock(&rt2x00dev
->csr_mutex
);
224 void rt2800_mcu_request(struct rt2x00_dev
*rt2x00dev
,
225 const u8 command
, const u8 token
,
226 const u8 arg0
, const u8 arg1
)
231 * SOC devices don't support MCU requests.
233 if (rt2x00_is_soc(rt2x00dev
))
236 mutex_lock(&rt2x00dev
->csr_mutex
);
239 * Wait until the MCU becomes available, afterwards we
240 * can safely write the new data into the register.
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
);
250 rt2x00_set_field32(®
, HOST_CMD_CSR_HOST_COMMAND
, command
);
251 rt2800_register_write_lock(rt2x00dev
, HOST_CMD_CSR
, reg
);
254 mutex_unlock(&rt2x00dev
->csr_mutex
);
256 EXPORT_SYMBOL_GPL(rt2800_mcu_request
);
258 int rt2800_wait_csr_ready(struct rt2x00_dev
*rt2x00dev
)
263 for (i
= 0; i
< REGISTER_BUSY_COUNT
; i
++) {
264 rt2800_register_read(rt2x00dev
, MAC_CSR0
, ®
);
265 if (reg
&& reg
!= ~0)
270 ERROR(rt2x00dev
, "Unstable hardware.\n");
273 EXPORT_SYMBOL_GPL(rt2800_wait_csr_ready
);
275 int rt2800_wait_wpdma_ready(struct rt2x00_dev
*rt2x00dev
)
281 * Some devices are really slow to respond here. Wait a whole second
284 for (i
= 0; i
< REGISTER_BUSY_COUNT
; i
++) {
285 rt2800_register_read(rt2x00dev
, WPDMA_GLO_CFG
, ®
);
286 if (!rt2x00_get_field32(reg
, WPDMA_GLO_CFG_TX_DMA_BUSY
) &&
287 !rt2x00_get_field32(reg
, WPDMA_GLO_CFG_RX_DMA_BUSY
))
293 ERROR(rt2x00dev
, "WPDMA TX/RX busy, aborting.\n");
296 EXPORT_SYMBOL_GPL(rt2800_wait_wpdma_ready
);
298 static bool rt2800_check_firmware_crc(const u8
*data
, const size_t len
)
304 * The last 2 bytes in the firmware array are the crc checksum itself,
305 * this means that we should never pass those 2 bytes to the crc
308 fw_crc
= (data
[len
- 2] << 8 | data
[len
- 1]);
311 * Use the crc ccitt algorithm.
312 * This will return the same value as the legacy driver which
313 * used bit ordering reversion on the both the firmware bytes
314 * before input input as well as on the final output.
315 * Obviously using crc ccitt directly is much more efficient.
317 crc
= crc_ccitt(~0, data
, len
- 2);
320 * There is a small difference between the crc-itu-t + bitrev and
321 * the crc-ccitt crc calculation. In the latter method the 2 bytes
322 * will be swapped, use swab16 to convert the crc to the correct
327 return fw_crc
== crc
;
330 int rt2800_check_firmware(struct rt2x00_dev
*rt2x00dev
,
331 const u8
*data
, const size_t len
)
338 * PCI(e) & SOC devices require firmware with a length
339 * of 8kb. USB devices require firmware files with a length
340 * of 4kb. Certain USB chipsets however require different firmware,
341 * which Ralink only provides attached to the original firmware
342 * file. Thus for USB devices, firmware files have a length
343 * which is a multiple of 4kb.
345 if (rt2x00_is_usb(rt2x00dev
)) {
354 * Validate the firmware length
356 if (len
!= fw_len
&& (!multiple
|| (len
% fw_len
) != 0))
357 return FW_BAD_LENGTH
;
360 * Check if the chipset requires one of the upper parts
363 if (rt2x00_is_usb(rt2x00dev
) &&
364 !rt2x00_rt(rt2x00dev
, RT2860
) &&
365 !rt2x00_rt(rt2x00dev
, RT2872
) &&
366 !rt2x00_rt(rt2x00dev
, RT3070
) &&
367 ((len
/ fw_len
) == 1))
368 return FW_BAD_VERSION
;
371 * 8kb firmware files must be checked as if it were
372 * 2 separate firmware files.
374 while (offset
< len
) {
375 if (!rt2800_check_firmware_crc(data
+ offset
, fw_len
))
383 EXPORT_SYMBOL_GPL(rt2800_check_firmware
);
385 int rt2800_load_firmware(struct rt2x00_dev
*rt2x00dev
,
386 const u8
*data
, const size_t len
)
392 * If driver doesn't wake up firmware here,
393 * rt2800_load_firmware will hang forever when interface is up again.
395 rt2800_register_write(rt2x00dev
, AUTOWAKEUP_CFG
, 0x00000000);
398 * Wait for stable hardware.
400 if (rt2800_wait_csr_ready(rt2x00dev
))
403 if (rt2x00_is_pci(rt2x00dev
)) {
404 if (rt2x00_rt(rt2x00dev
, RT3572
) ||
405 rt2x00_rt(rt2x00dev
, RT5390
)) {
406 rt2800_register_read(rt2x00dev
, AUX_CTRL
, ®
);
407 rt2x00_set_field32(®
, AUX_CTRL_FORCE_PCIE_CLK
, 1);
408 rt2x00_set_field32(®
, AUX_CTRL_WAKE_PCIE_EN
, 1);
409 rt2800_register_write(rt2x00dev
, AUX_CTRL
, reg
);
411 rt2800_register_write(rt2x00dev
, PWR_PIN_CFG
, 0x00000002);
415 * Write firmware to the device.
417 rt2800_drv_write_firmware(rt2x00dev
, data
, len
);
420 * Wait for device to stabilize.
422 for (i
= 0; i
< REGISTER_BUSY_COUNT
; i
++) {
423 rt2800_register_read(rt2x00dev
, PBF_SYS_CTRL
, ®
);
424 if (rt2x00_get_field32(reg
, PBF_SYS_CTRL_READY
))
429 if (i
== REGISTER_BUSY_COUNT
) {
430 ERROR(rt2x00dev
, "PBF system register not ready.\n");
435 * Disable DMA, will be reenabled later when enabling
438 rt2800_register_read(rt2x00dev
, WPDMA_GLO_CFG
, ®
);
439 rt2x00_set_field32(®
, WPDMA_GLO_CFG_ENABLE_TX_DMA
, 0);
440 rt2x00_set_field32(®
, WPDMA_GLO_CFG_ENABLE_RX_DMA
, 0);
441 rt2800_register_write(rt2x00dev
, WPDMA_GLO_CFG
, reg
);
444 * Initialize firmware.
446 rt2800_register_write(rt2x00dev
, H2M_BBP_AGENT
, 0);
447 rt2800_register_write(rt2x00dev
, H2M_MAILBOX_CSR
, 0);
448 if (rt2x00_is_usb(rt2x00dev
))
449 rt2800_register_write(rt2x00dev
, H2M_INT_SRC
, 0);
454 EXPORT_SYMBOL_GPL(rt2800_load_firmware
);
456 void rt2800_write_tx_data(struct queue_entry
*entry
,
457 struct txentry_desc
*txdesc
)
459 __le32
*txwi
= rt2800_drv_get_txwi(entry
);
463 * Initialize TX Info descriptor
465 rt2x00_desc_read(txwi
, 0, &word
);
466 rt2x00_set_field32(&word
, TXWI_W0_FRAG
,
467 test_bit(ENTRY_TXD_MORE_FRAG
, &txdesc
->flags
));
468 rt2x00_set_field32(&word
, TXWI_W0_MIMO_PS
,
469 test_bit(ENTRY_TXD_HT_MIMO_PS
, &txdesc
->flags
));
470 rt2x00_set_field32(&word
, TXWI_W0_CF_ACK
, 0);
471 rt2x00_set_field32(&word
, TXWI_W0_TS
,
472 test_bit(ENTRY_TXD_REQ_TIMESTAMP
, &txdesc
->flags
));
473 rt2x00_set_field32(&word
, TXWI_W0_AMPDU
,
474 test_bit(ENTRY_TXD_HT_AMPDU
, &txdesc
->flags
));
475 rt2x00_set_field32(&word
, TXWI_W0_MPDU_DENSITY
,
476 txdesc
->u
.ht
.mpdu_density
);
477 rt2x00_set_field32(&word
, TXWI_W0_TX_OP
, txdesc
->u
.ht
.txop
);
478 rt2x00_set_field32(&word
, TXWI_W0_MCS
, txdesc
->u
.ht
.mcs
);
479 rt2x00_set_field32(&word
, TXWI_W0_BW
,
480 test_bit(ENTRY_TXD_HT_BW_40
, &txdesc
->flags
));
481 rt2x00_set_field32(&word
, TXWI_W0_SHORT_GI
,
482 test_bit(ENTRY_TXD_HT_SHORT_GI
, &txdesc
->flags
));
483 rt2x00_set_field32(&word
, TXWI_W0_STBC
, txdesc
->u
.ht
.stbc
);
484 rt2x00_set_field32(&word
, TXWI_W0_PHYMODE
, txdesc
->rate_mode
);
485 rt2x00_desc_write(txwi
, 0, word
);
487 rt2x00_desc_read(txwi
, 1, &word
);
488 rt2x00_set_field32(&word
, TXWI_W1_ACK
,
489 test_bit(ENTRY_TXD_ACK
, &txdesc
->flags
));
490 rt2x00_set_field32(&word
, TXWI_W1_NSEQ
,
491 test_bit(ENTRY_TXD_GENERATE_SEQ
, &txdesc
->flags
));
492 rt2x00_set_field32(&word
, TXWI_W1_BW_WIN_SIZE
, txdesc
->u
.ht
.ba_size
);
493 rt2x00_set_field32(&word
, TXWI_W1_WIRELESS_CLI_ID
,
494 test_bit(ENTRY_TXD_ENCRYPT
, &txdesc
->flags
) ?
495 txdesc
->key_idx
: txdesc
->u
.ht
.wcid
);
496 rt2x00_set_field32(&word
, TXWI_W1_MPDU_TOTAL_BYTE_COUNT
,
498 rt2x00_set_field32(&word
, TXWI_W1_PACKETID_QUEUE
, entry
->queue
->qid
);
499 rt2x00_set_field32(&word
, TXWI_W1_PACKETID_ENTRY
, (entry
->entry_idx
% 3) + 1);
500 rt2x00_desc_write(txwi
, 1, word
);
503 * Always write 0 to IV/EIV fields, hardware will insert the IV
504 * from the IVEIV register when TXD_W3_WIV is set to 0.
505 * When TXD_W3_WIV is set to 1 it will use the IV data
506 * from the descriptor. The TXWI_W1_WIRELESS_CLI_ID indicates which
507 * crypto entry in the registers should be used to encrypt the frame.
509 _rt2x00_desc_write(txwi
, 2, 0 /* skbdesc->iv[0] */);
510 _rt2x00_desc_write(txwi
, 3, 0 /* skbdesc->iv[1] */);
512 EXPORT_SYMBOL_GPL(rt2800_write_tx_data
);
514 static int rt2800_agc_to_rssi(struct rt2x00_dev
*rt2x00dev
, u32 rxwi_w2
)
516 int rssi0
= rt2x00_get_field32(rxwi_w2
, RXWI_W2_RSSI0
);
517 int rssi1
= rt2x00_get_field32(rxwi_w2
, RXWI_W2_RSSI1
);
518 int rssi2
= rt2x00_get_field32(rxwi_w2
, RXWI_W2_RSSI2
);
524 if (rt2x00dev
->curr_band
== IEEE80211_BAND_2GHZ
) {
525 rt2x00_eeprom_read(rt2x00dev
, EEPROM_RSSI_BG
, &eeprom
);
526 offset0
= rt2x00_get_field16(eeprom
, EEPROM_RSSI_BG_OFFSET0
);
527 offset1
= rt2x00_get_field16(eeprom
, EEPROM_RSSI_BG_OFFSET1
);
528 rt2x00_eeprom_read(rt2x00dev
, EEPROM_RSSI_BG2
, &eeprom
);
529 offset2
= rt2x00_get_field16(eeprom
, EEPROM_RSSI_BG2_OFFSET2
);
531 rt2x00_eeprom_read(rt2x00dev
, EEPROM_RSSI_A
, &eeprom
);
532 offset0
= rt2x00_get_field16(eeprom
, EEPROM_RSSI_A_OFFSET0
);
533 offset1
= rt2x00_get_field16(eeprom
, EEPROM_RSSI_A_OFFSET1
);
534 rt2x00_eeprom_read(rt2x00dev
, EEPROM_RSSI_A2
, &eeprom
);
535 offset2
= rt2x00_get_field16(eeprom
, EEPROM_RSSI_A2_OFFSET2
);
539 * Convert the value from the descriptor into the RSSI value
540 * If the value in the descriptor is 0, it is considered invalid
541 * and the default (extremely low) rssi value is assumed
543 rssi0
= (rssi0
) ? (-12 - offset0
- rt2x00dev
->lna_gain
- rssi0
) : -128;
544 rssi1
= (rssi1
) ? (-12 - offset1
- rt2x00dev
->lna_gain
- rssi1
) : -128;
545 rssi2
= (rssi2
) ? (-12 - offset2
- rt2x00dev
->lna_gain
- rssi2
) : -128;
548 * mac80211 only accepts a single RSSI value. Calculating the
549 * average doesn't deliver a fair answer either since -60:-60 would
550 * be considered equally good as -50:-70 while the second is the one
551 * which gives less energy...
553 rssi0
= max(rssi0
, rssi1
);
554 return max(rssi0
, rssi2
);
557 void rt2800_process_rxwi(struct queue_entry
*entry
,
558 struct rxdone_entry_desc
*rxdesc
)
560 __le32
*rxwi
= (__le32
*) entry
->skb
->data
;
563 rt2x00_desc_read(rxwi
, 0, &word
);
565 rxdesc
->cipher
= rt2x00_get_field32(word
, RXWI_W0_UDF
);
566 rxdesc
->size
= rt2x00_get_field32(word
, RXWI_W0_MPDU_TOTAL_BYTE_COUNT
);
568 rt2x00_desc_read(rxwi
, 1, &word
);
570 if (rt2x00_get_field32(word
, RXWI_W1_SHORT_GI
))
571 rxdesc
->flags
|= RX_FLAG_SHORT_GI
;
573 if (rt2x00_get_field32(word
, RXWI_W1_BW
))
574 rxdesc
->flags
|= RX_FLAG_40MHZ
;
577 * Detect RX rate, always use MCS as signal type.
579 rxdesc
->dev_flags
|= RXDONE_SIGNAL_MCS
;
580 rxdesc
->signal
= rt2x00_get_field32(word
, RXWI_W1_MCS
);
581 rxdesc
->rate_mode
= rt2x00_get_field32(word
, RXWI_W1_PHYMODE
);
584 * Mask of 0x8 bit to remove the short preamble flag.
586 if (rxdesc
->rate_mode
== RATE_MODE_CCK
)
587 rxdesc
->signal
&= ~0x8;
589 rt2x00_desc_read(rxwi
, 2, &word
);
592 * Convert descriptor AGC value to RSSI value.
594 rxdesc
->rssi
= rt2800_agc_to_rssi(entry
->queue
->rt2x00dev
, word
);
597 * Remove RXWI descriptor from start of buffer.
599 skb_pull(entry
->skb
, RXWI_DESC_SIZE
);
601 EXPORT_SYMBOL_GPL(rt2800_process_rxwi
);
603 void rt2800_txdone_entry(struct queue_entry
*entry
, u32 status
, __le32
*txwi
)
605 struct rt2x00_dev
*rt2x00dev
= entry
->queue
->rt2x00dev
;
606 struct skb_frame_desc
*skbdesc
= get_skb_frame_desc(entry
->skb
);
607 struct txdone_entry_desc txdesc
;
613 * Obtain the status about this packet.
616 rt2x00_desc_read(txwi
, 0, &word
);
618 mcs
= rt2x00_get_field32(word
, TXWI_W0_MCS
);
619 ampdu
= rt2x00_get_field32(word
, TXWI_W0_AMPDU
);
621 real_mcs
= rt2x00_get_field32(status
, TX_STA_FIFO_MCS
);
622 aggr
= rt2x00_get_field32(status
, TX_STA_FIFO_TX_AGGRE
);
625 * If a frame was meant to be sent as a single non-aggregated MPDU
626 * but ended up in an aggregate the used tx rate doesn't correlate
627 * with the one specified in the TXWI as the whole aggregate is sent
628 * with the same rate.
630 * For example: two frames are sent to rt2x00, the first one sets
631 * AMPDU=1 and requests MCS7 whereas the second frame sets AMDPU=0
632 * and requests MCS15. If the hw aggregates both frames into one
633 * AMDPU the tx status for both frames will contain MCS7 although
634 * the frame was sent successfully.
636 * Hence, replace the requested rate with the real tx rate to not
637 * confuse the rate control algortihm by providing clearly wrong
640 if (unlikely(aggr
== 1 && ampdu
== 0 && real_mcs
!= mcs
)) {
641 skbdesc
->tx_rate_idx
= real_mcs
;
645 if (aggr
== 1 || ampdu
== 1)
646 __set_bit(TXDONE_AMPDU
, &txdesc
.flags
);
649 * Ralink has a retry mechanism using a global fallback
650 * table. We setup this fallback table to try the immediate
651 * lower rate for all rates. In the TX_STA_FIFO, the MCS field
652 * always contains the MCS used for the last transmission, be
653 * it successful or not.
655 if (rt2x00_get_field32(status
, TX_STA_FIFO_TX_SUCCESS
)) {
657 * Transmission succeeded. The number of retries is
660 __set_bit(TXDONE_SUCCESS
, &txdesc
.flags
);
661 txdesc
.retry
= ((mcs
> real_mcs
) ? mcs
- real_mcs
: 0);
664 * Transmission failed. The number of retries is
665 * always 7 in this case (for a total number of 8
668 __set_bit(TXDONE_FAILURE
, &txdesc
.flags
);
669 txdesc
.retry
= rt2x00dev
->long_retry
;
673 * the frame was retried at least once
674 * -> hw used fallback rates
677 __set_bit(TXDONE_FALLBACK
, &txdesc
.flags
);
679 rt2x00lib_txdone(entry
, &txdesc
);
681 EXPORT_SYMBOL_GPL(rt2800_txdone_entry
);
683 void rt2800_write_beacon(struct queue_entry
*entry
, struct txentry_desc
*txdesc
)
685 struct rt2x00_dev
*rt2x00dev
= entry
->queue
->rt2x00dev
;
686 struct skb_frame_desc
*skbdesc
= get_skb_frame_desc(entry
->skb
);
687 unsigned int beacon_base
;
688 unsigned int padding_len
;
692 * Disable beaconing while we are reloading the beacon data,
693 * otherwise we might be sending out invalid data.
695 rt2800_register_read(rt2x00dev
, BCN_TIME_CFG
, ®
);
697 rt2x00_set_field32(®
, BCN_TIME_CFG_BEACON_GEN
, 0);
698 rt2800_register_write(rt2x00dev
, BCN_TIME_CFG
, reg
);
701 * Add space for the TXWI in front of the skb.
703 memset(skb_push(entry
->skb
, TXWI_DESC_SIZE
), 0, TXWI_DESC_SIZE
);
706 * Register descriptor details in skb frame descriptor.
708 skbdesc
->flags
|= SKBDESC_DESC_IN_SKB
;
709 skbdesc
->desc
= entry
->skb
->data
;
710 skbdesc
->desc_len
= TXWI_DESC_SIZE
;
713 * Add the TXWI for the beacon to the skb.
715 rt2800_write_tx_data(entry
, txdesc
);
718 * Dump beacon to userspace through debugfs.
720 rt2x00debug_dump_frame(rt2x00dev
, DUMP_FRAME_BEACON
, entry
->skb
);
723 * Write entire beacon with TXWI and padding to register.
725 padding_len
= roundup(entry
->skb
->len
, 4) - entry
->skb
->len
;
726 if (padding_len
&& skb_pad(entry
->skb
, padding_len
)) {
727 ERROR(rt2x00dev
, "Failure padding beacon, aborting\n");
728 /* skb freed by skb_pad() on failure */
730 rt2800_register_write(rt2x00dev
, BCN_TIME_CFG
, orig_reg
);
734 beacon_base
= HW_BEACON_OFFSET(entry
->entry_idx
);
735 rt2800_register_multiwrite(rt2x00dev
, beacon_base
, entry
->skb
->data
,
736 entry
->skb
->len
+ padding_len
);
739 * Enable beaconing again.
741 rt2x00_set_field32(®
, BCN_TIME_CFG_BEACON_GEN
, 1);
742 rt2800_register_write(rt2x00dev
, BCN_TIME_CFG
, reg
);
745 * Clean up beacon skb.
747 dev_kfree_skb_any(entry
->skb
);
750 EXPORT_SYMBOL_GPL(rt2800_write_beacon
);
752 static inline void rt2800_clear_beacon_register(struct rt2x00_dev
*rt2x00dev
,
753 unsigned int beacon_base
)
758 * For the Beacon base registers we only need to clear
759 * the whole TXWI which (when set to 0) will invalidate
762 for (i
= 0; i
< TXWI_DESC_SIZE
; i
+= sizeof(__le32
))
763 rt2800_register_write(rt2x00dev
, beacon_base
+ i
, 0);
766 void rt2800_clear_beacon(struct queue_entry
*entry
)
768 struct rt2x00_dev
*rt2x00dev
= entry
->queue
->rt2x00dev
;
772 * Disable beaconing while we are reloading the beacon data,
773 * otherwise we might be sending out invalid data.
775 rt2800_register_read(rt2x00dev
, BCN_TIME_CFG
, ®
);
776 rt2x00_set_field32(®
, BCN_TIME_CFG_BEACON_GEN
, 0);
777 rt2800_register_write(rt2x00dev
, BCN_TIME_CFG
, reg
);
782 rt2800_clear_beacon_register(rt2x00dev
,
783 HW_BEACON_OFFSET(entry
->entry_idx
));
786 * Enabled beaconing again.
788 rt2x00_set_field32(®
, BCN_TIME_CFG_BEACON_GEN
, 1);
789 rt2800_register_write(rt2x00dev
, BCN_TIME_CFG
, reg
);
791 EXPORT_SYMBOL_GPL(rt2800_clear_beacon
);
793 #ifdef CONFIG_RT2X00_LIB_DEBUGFS
794 const struct rt2x00debug rt2800_rt2x00debug
= {
795 .owner
= THIS_MODULE
,
797 .read
= rt2800_register_read
,
798 .write
= rt2800_register_write
,
799 .flags
= RT2X00DEBUGFS_OFFSET
,
800 .word_base
= CSR_REG_BASE
,
801 .word_size
= sizeof(u32
),
802 .word_count
= CSR_REG_SIZE
/ sizeof(u32
),
805 .read
= rt2x00_eeprom_read
,
806 .write
= rt2x00_eeprom_write
,
807 .word_base
= EEPROM_BASE
,
808 .word_size
= sizeof(u16
),
809 .word_count
= EEPROM_SIZE
/ sizeof(u16
),
812 .read
= rt2800_bbp_read
,
813 .write
= rt2800_bbp_write
,
814 .word_base
= BBP_BASE
,
815 .word_size
= sizeof(u8
),
816 .word_count
= BBP_SIZE
/ sizeof(u8
),
819 .read
= rt2x00_rf_read
,
820 .write
= rt2800_rf_write
,
821 .word_base
= RF_BASE
,
822 .word_size
= sizeof(u32
),
823 .word_count
= RF_SIZE
/ sizeof(u32
),
826 EXPORT_SYMBOL_GPL(rt2800_rt2x00debug
);
827 #endif /* CONFIG_RT2X00_LIB_DEBUGFS */
829 int rt2800_rfkill_poll(struct rt2x00_dev
*rt2x00dev
)
833 rt2800_register_read(rt2x00dev
, GPIO_CTRL_CFG
, ®
);
834 return rt2x00_get_field32(reg
, GPIO_CTRL_CFG_BIT2
);
836 EXPORT_SYMBOL_GPL(rt2800_rfkill_poll
);
838 #ifdef CONFIG_RT2X00_LIB_LEDS
839 static void rt2800_brightness_set(struct led_classdev
*led_cdev
,
840 enum led_brightness brightness
)
842 struct rt2x00_led
*led
=
843 container_of(led_cdev
, struct rt2x00_led
, led_dev
);
844 unsigned int enabled
= brightness
!= LED_OFF
;
845 unsigned int bg_mode
=
846 (enabled
&& led
->rt2x00dev
->curr_band
== IEEE80211_BAND_2GHZ
);
847 unsigned int polarity
=
848 rt2x00_get_field16(led
->rt2x00dev
->led_mcu_reg
,
849 EEPROM_FREQ_LED_POLARITY
);
850 unsigned int ledmode
=
851 rt2x00_get_field16(led
->rt2x00dev
->led_mcu_reg
,
852 EEPROM_FREQ_LED_MODE
);
855 /* Check for SoC (SOC devices don't support MCU requests) */
856 if (rt2x00_is_soc(led
->rt2x00dev
)) {
857 rt2800_register_read(led
->rt2x00dev
, LED_CFG
, ®
);
859 /* Set LED Polarity */
860 rt2x00_set_field32(®
, LED_CFG_LED_POLAR
, polarity
);
863 if (led
->type
== LED_TYPE_RADIO
) {
864 rt2x00_set_field32(®
, LED_CFG_G_LED_MODE
,
866 } else if (led
->type
== LED_TYPE_ASSOC
) {
867 rt2x00_set_field32(®
, LED_CFG_Y_LED_MODE
,
869 } else if (led
->type
== LED_TYPE_QUALITY
) {
870 rt2x00_set_field32(®
, LED_CFG_R_LED_MODE
,
874 rt2800_register_write(led
->rt2x00dev
, LED_CFG
, reg
);
877 if (led
->type
== LED_TYPE_RADIO
) {
878 rt2800_mcu_request(led
->rt2x00dev
, MCU_LED
, 0xff, ledmode
,
880 } else if (led
->type
== LED_TYPE_ASSOC
) {
881 rt2800_mcu_request(led
->rt2x00dev
, MCU_LED
, 0xff, ledmode
,
882 enabled
? (bg_mode
? 0x60 : 0xa0) : 0x20);
883 } else if (led
->type
== LED_TYPE_QUALITY
) {
885 * The brightness is divided into 6 levels (0 - 5),
886 * The specs tell us the following levels:
888 * to determine the level in a simple way we can simply
889 * work with bitshifting:
892 rt2800_mcu_request(led
->rt2x00dev
, MCU_LED_STRENGTH
, 0xff,
893 (1 << brightness
/ (LED_FULL
/ 6)) - 1,
899 static void rt2800_init_led(struct rt2x00_dev
*rt2x00dev
,
900 struct rt2x00_led
*led
, enum led_type type
)
902 led
->rt2x00dev
= rt2x00dev
;
904 led
->led_dev
.brightness_set
= rt2800_brightness_set
;
905 led
->flags
= LED_INITIALIZED
;
907 #endif /* CONFIG_RT2X00_LIB_LEDS */
910 * Configuration handlers.
912 static void rt2800_config_wcid(struct rt2x00_dev
*rt2x00dev
,
916 struct mac_wcid_entry wcid_entry
;
919 offset
= MAC_WCID_ENTRY(wcid
);
921 memset(&wcid_entry
, 0xff, sizeof(wcid_entry
));
923 memcpy(wcid_entry
.mac
, address
, ETH_ALEN
);
925 rt2800_register_multiwrite(rt2x00dev
, offset
,
926 &wcid_entry
, sizeof(wcid_entry
));
929 static void rt2800_delete_wcid_attr(struct rt2x00_dev
*rt2x00dev
, int wcid
)
932 offset
= MAC_WCID_ATTR_ENTRY(wcid
);
933 rt2800_register_write(rt2x00dev
, offset
, 0);
936 static void rt2800_config_wcid_attr_bssidx(struct rt2x00_dev
*rt2x00dev
,
937 int wcid
, u32 bssidx
)
939 u32 offset
= MAC_WCID_ATTR_ENTRY(wcid
);
943 * The BSS Idx numbers is split in a main value of 3 bits,
944 * and a extended field for adding one additional bit to the value.
946 rt2800_register_read(rt2x00dev
, offset
, ®
);
947 rt2x00_set_field32(®
, MAC_WCID_ATTRIBUTE_BSS_IDX
, (bssidx
& 0x7));
948 rt2x00_set_field32(®
, MAC_WCID_ATTRIBUTE_BSS_IDX_EXT
,
949 (bssidx
& 0x8) >> 3);
950 rt2800_register_write(rt2x00dev
, offset
, reg
);
953 static void rt2800_config_wcid_attr_cipher(struct rt2x00_dev
*rt2x00dev
,
954 struct rt2x00lib_crypto
*crypto
,
955 struct ieee80211_key_conf
*key
)
957 struct mac_iveiv_entry iveiv_entry
;
961 offset
= MAC_WCID_ATTR_ENTRY(key
->hw_key_idx
);
963 if (crypto
->cmd
== SET_KEY
) {
964 rt2800_register_read(rt2x00dev
, offset
, ®
);
965 rt2x00_set_field32(®
, MAC_WCID_ATTRIBUTE_KEYTAB
,
966 !!(key
->flags
& IEEE80211_KEY_FLAG_PAIRWISE
));
968 * Both the cipher as the BSS Idx numbers are split in a main
969 * value of 3 bits, and a extended field for adding one additional
972 rt2x00_set_field32(®
, MAC_WCID_ATTRIBUTE_CIPHER
,
973 (crypto
->cipher
& 0x7));
974 rt2x00_set_field32(®
, MAC_WCID_ATTRIBUTE_CIPHER_EXT
,
975 (crypto
->cipher
& 0x8) >> 3);
976 rt2x00_set_field32(®
, MAC_WCID_ATTRIBUTE_RX_WIUDF
, crypto
->cipher
);
977 rt2800_register_write(rt2x00dev
, offset
, reg
);
979 /* Delete the cipher without touching the bssidx */
980 rt2800_register_read(rt2x00dev
, offset
, ®
);
981 rt2x00_set_field32(®
, MAC_WCID_ATTRIBUTE_KEYTAB
, 0);
982 rt2x00_set_field32(®
, MAC_WCID_ATTRIBUTE_CIPHER
, 0);
983 rt2x00_set_field32(®
, MAC_WCID_ATTRIBUTE_CIPHER_EXT
, 0);
984 rt2x00_set_field32(®
, MAC_WCID_ATTRIBUTE_RX_WIUDF
, 0);
985 rt2800_register_write(rt2x00dev
, offset
, reg
);
988 offset
= MAC_IVEIV_ENTRY(key
->hw_key_idx
);
990 memset(&iveiv_entry
, 0, sizeof(iveiv_entry
));
991 if ((crypto
->cipher
== CIPHER_TKIP
) ||
992 (crypto
->cipher
== CIPHER_TKIP_NO_MIC
) ||
993 (crypto
->cipher
== CIPHER_AES
))
994 iveiv_entry
.iv
[3] |= 0x20;
995 iveiv_entry
.iv
[3] |= key
->keyidx
<< 6;
996 rt2800_register_multiwrite(rt2x00dev
, offset
,
997 &iveiv_entry
, sizeof(iveiv_entry
));
1000 int rt2800_config_shared_key(struct rt2x00_dev
*rt2x00dev
,
1001 struct rt2x00lib_crypto
*crypto
,
1002 struct ieee80211_key_conf
*key
)
1004 struct hw_key_entry key_entry
;
1005 struct rt2x00_field32 field
;
1009 if (crypto
->cmd
== SET_KEY
) {
1010 key
->hw_key_idx
= (4 * crypto
->bssidx
) + key
->keyidx
;
1012 memcpy(key_entry
.key
, crypto
->key
,
1013 sizeof(key_entry
.key
));
1014 memcpy(key_entry
.tx_mic
, crypto
->tx_mic
,
1015 sizeof(key_entry
.tx_mic
));
1016 memcpy(key_entry
.rx_mic
, crypto
->rx_mic
,
1017 sizeof(key_entry
.rx_mic
));
1019 offset
= SHARED_KEY_ENTRY(key
->hw_key_idx
);
1020 rt2800_register_multiwrite(rt2x00dev
, offset
,
1021 &key_entry
, sizeof(key_entry
));
1025 * The cipher types are stored over multiple registers
1026 * starting with SHARED_KEY_MODE_BASE each word will have
1027 * 32 bits and contains the cipher types for 2 bssidx each.
1028 * Using the correct defines correctly will cause overhead,
1029 * so just calculate the correct offset.
1031 field
.bit_offset
= 4 * (key
->hw_key_idx
% 8);
1032 field
.bit_mask
= 0x7 << field
.bit_offset
;
1034 offset
= SHARED_KEY_MODE_ENTRY(key
->hw_key_idx
/ 8);
1036 rt2800_register_read(rt2x00dev
, offset
, ®
);
1037 rt2x00_set_field32(®
, field
,
1038 (crypto
->cmd
== SET_KEY
) * crypto
->cipher
);
1039 rt2800_register_write(rt2x00dev
, offset
, reg
);
1042 * Update WCID information
1044 rt2800_config_wcid(rt2x00dev
, crypto
->address
, key
->hw_key_idx
);
1045 rt2800_config_wcid_attr_bssidx(rt2x00dev
, key
->hw_key_idx
,
1047 rt2800_config_wcid_attr_cipher(rt2x00dev
, crypto
, key
);
1051 EXPORT_SYMBOL_GPL(rt2800_config_shared_key
);
1053 static inline int rt2800_find_wcid(struct rt2x00_dev
*rt2x00dev
)
1055 struct mac_wcid_entry wcid_entry
;
1060 * Search for the first free WCID entry and return the corresponding
1063 * Make sure the WCID starts _after_ the last possible shared key
1066 * Since parts of the pairwise key table might be shared with
1067 * the beacon frame buffers 6 & 7 we should only write into the
1068 * first 222 entries.
1070 for (idx
= 33; idx
<= 222; idx
++) {
1071 offset
= MAC_WCID_ENTRY(idx
);
1072 rt2800_register_multiread(rt2x00dev
, offset
, &wcid_entry
,
1073 sizeof(wcid_entry
));
1074 if (is_broadcast_ether_addr(wcid_entry
.mac
))
1079 * Use -1 to indicate that we don't have any more space in the WCID
1085 int rt2800_config_pairwise_key(struct rt2x00_dev
*rt2x00dev
,
1086 struct rt2x00lib_crypto
*crypto
,
1087 struct ieee80211_key_conf
*key
)
1089 struct hw_key_entry key_entry
;
1092 if (crypto
->cmd
== SET_KEY
) {
1094 * Allow key configuration only for STAs that are
1097 if (crypto
->wcid
< 0)
1099 key
->hw_key_idx
= crypto
->wcid
;
1101 memcpy(key_entry
.key
, crypto
->key
,
1102 sizeof(key_entry
.key
));
1103 memcpy(key_entry
.tx_mic
, crypto
->tx_mic
,
1104 sizeof(key_entry
.tx_mic
));
1105 memcpy(key_entry
.rx_mic
, crypto
->rx_mic
,
1106 sizeof(key_entry
.rx_mic
));
1108 offset
= PAIRWISE_KEY_ENTRY(key
->hw_key_idx
);
1109 rt2800_register_multiwrite(rt2x00dev
, offset
,
1110 &key_entry
, sizeof(key_entry
));
1114 * Update WCID information
1116 rt2800_config_wcid_attr_cipher(rt2x00dev
, crypto
, key
);
1120 EXPORT_SYMBOL_GPL(rt2800_config_pairwise_key
);
1122 int rt2800_sta_add(struct rt2x00_dev
*rt2x00dev
, struct ieee80211_vif
*vif
,
1123 struct ieee80211_sta
*sta
)
1126 struct rt2x00_sta
*sta_priv
= sta_to_rt2x00_sta(sta
);
1129 * Find next free WCID.
1131 wcid
= rt2800_find_wcid(rt2x00dev
);
1134 * Store selected wcid even if it is invalid so that we can
1135 * later decide if the STA is uploaded into the hw.
1137 sta_priv
->wcid
= wcid
;
1140 * No space left in the device, however, we can still communicate
1141 * with the STA -> No error.
1147 * Clean up WCID attributes and write STA address to the device.
1149 rt2800_delete_wcid_attr(rt2x00dev
, wcid
);
1150 rt2800_config_wcid(rt2x00dev
, sta
->addr
, wcid
);
1151 rt2800_config_wcid_attr_bssidx(rt2x00dev
, wcid
,
1152 rt2x00lib_get_bssidx(rt2x00dev
, vif
));
1155 EXPORT_SYMBOL_GPL(rt2800_sta_add
);
1157 int rt2800_sta_remove(struct rt2x00_dev
*rt2x00dev
, int wcid
)
1160 * Remove WCID entry, no need to clean the attributes as they will
1161 * get renewed when the WCID is reused.
1163 rt2800_config_wcid(rt2x00dev
, NULL
, wcid
);
1167 EXPORT_SYMBOL_GPL(rt2800_sta_remove
);
1169 void rt2800_config_filter(struct rt2x00_dev
*rt2x00dev
,
1170 const unsigned int filter_flags
)
1175 * Start configuration steps.
1176 * Note that the version error will always be dropped
1177 * and broadcast frames will always be accepted since
1178 * there is no filter for it at this time.
1180 rt2800_register_read(rt2x00dev
, RX_FILTER_CFG
, ®
);
1181 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_CRC_ERROR
,
1182 !(filter_flags
& FIF_FCSFAIL
));
1183 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_PHY_ERROR
,
1184 !(filter_flags
& FIF_PLCPFAIL
));
1185 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_NOT_TO_ME
,
1186 !(filter_flags
& FIF_PROMISC_IN_BSS
));
1187 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_NOT_MY_BSSD
, 0);
1188 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_VER_ERROR
, 1);
1189 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_MULTICAST
,
1190 !(filter_flags
& FIF_ALLMULTI
));
1191 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_BROADCAST
, 0);
1192 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_DUPLICATE
, 1);
1193 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_CF_END_ACK
,
1194 !(filter_flags
& FIF_CONTROL
));
1195 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_CF_END
,
1196 !(filter_flags
& FIF_CONTROL
));
1197 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_ACK
,
1198 !(filter_flags
& FIF_CONTROL
));
1199 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_CTS
,
1200 !(filter_flags
& FIF_CONTROL
));
1201 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_RTS
,
1202 !(filter_flags
& FIF_CONTROL
));
1203 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_PSPOLL
,
1204 !(filter_flags
& FIF_PSPOLL
));
1205 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_BA
,
1206 !(filter_flags
& FIF_CONTROL
));
1207 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_BAR
,
1208 !(filter_flags
& FIF_CONTROL
));
1209 rt2x00_set_field32(®
, RX_FILTER_CFG_DROP_CNTL
,
1210 !(filter_flags
& FIF_CONTROL
));
1211 rt2800_register_write(rt2x00dev
, RX_FILTER_CFG
, reg
);
1213 EXPORT_SYMBOL_GPL(rt2800_config_filter
);
1215 void rt2800_config_intf(struct rt2x00_dev
*rt2x00dev
, struct rt2x00_intf
*intf
,
1216 struct rt2x00intf_conf
*conf
, const unsigned int flags
)
1219 bool update_bssid
= false;
1221 if (flags
& CONFIG_UPDATE_TYPE
) {
1223 * Enable synchronisation.
1225 rt2800_register_read(rt2x00dev
, BCN_TIME_CFG
, ®
);
1226 rt2x00_set_field32(®
, BCN_TIME_CFG_TSF_SYNC
, conf
->sync
);
1227 rt2800_register_write(rt2x00dev
, BCN_TIME_CFG
, reg
);
1229 if (conf
->sync
== TSF_SYNC_AP_NONE
) {
1231 * Tune beacon queue transmit parameters for AP mode
1233 rt2800_register_read(rt2x00dev
, TBTT_SYNC_CFG
, ®
);
1234 rt2x00_set_field32(®
, TBTT_SYNC_CFG_BCN_CWMIN
, 0);
1235 rt2x00_set_field32(®
, TBTT_SYNC_CFG_BCN_AIFSN
, 1);
1236 rt2x00_set_field32(®
, TBTT_SYNC_CFG_BCN_EXP_WIN
, 32);
1237 rt2x00_set_field32(®
, TBTT_SYNC_CFG_TBTT_ADJUST
, 0);
1238 rt2800_register_write(rt2x00dev
, TBTT_SYNC_CFG
, reg
);
1240 rt2800_register_read(rt2x00dev
, TBTT_SYNC_CFG
, ®
);
1241 rt2x00_set_field32(®
, TBTT_SYNC_CFG_BCN_CWMIN
, 4);
1242 rt2x00_set_field32(®
, TBTT_SYNC_CFG_BCN_AIFSN
, 2);
1243 rt2x00_set_field32(®
, TBTT_SYNC_CFG_BCN_EXP_WIN
, 32);
1244 rt2x00_set_field32(®
, TBTT_SYNC_CFG_TBTT_ADJUST
, 16);
1245 rt2800_register_write(rt2x00dev
, TBTT_SYNC_CFG
, reg
);
1249 if (flags
& CONFIG_UPDATE_MAC
) {
1250 if (flags
& CONFIG_UPDATE_TYPE
&&
1251 conf
->sync
== TSF_SYNC_AP_NONE
) {
1253 * The BSSID register has to be set to our own mac
1254 * address in AP mode.
1256 memcpy(conf
->bssid
, conf
->mac
, sizeof(conf
->mac
));
1257 update_bssid
= true;
1260 if (!is_zero_ether_addr((const u8
*)conf
->mac
)) {
1261 reg
= le32_to_cpu(conf
->mac
[1]);
1262 rt2x00_set_field32(®
, MAC_ADDR_DW1_UNICAST_TO_ME_MASK
, 0xff);
1263 conf
->mac
[1] = cpu_to_le32(reg
);
1266 rt2800_register_multiwrite(rt2x00dev
, MAC_ADDR_DW0
,
1267 conf
->mac
, sizeof(conf
->mac
));
1270 if ((flags
& CONFIG_UPDATE_BSSID
) || update_bssid
) {
1271 if (!is_zero_ether_addr((const u8
*)conf
->bssid
)) {
1272 reg
= le32_to_cpu(conf
->bssid
[1]);
1273 rt2x00_set_field32(®
, MAC_BSSID_DW1_BSS_ID_MASK
, 3);
1274 rt2x00_set_field32(®
, MAC_BSSID_DW1_BSS_BCN_NUM
, 7);
1275 conf
->bssid
[1] = cpu_to_le32(reg
);
1278 rt2800_register_multiwrite(rt2x00dev
, MAC_BSSID_DW0
,
1279 conf
->bssid
, sizeof(conf
->bssid
));
1282 EXPORT_SYMBOL_GPL(rt2800_config_intf
);
1284 static void rt2800_config_ht_opmode(struct rt2x00_dev
*rt2x00dev
,
1285 struct rt2x00lib_erp
*erp
)
1287 bool any_sta_nongf
= !!(erp
->ht_opmode
&
1288 IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT
);
1289 u8 protection
= erp
->ht_opmode
& IEEE80211_HT_OP_MODE_PROTECTION
;
1290 u8 mm20_mode
, mm40_mode
, gf20_mode
, gf40_mode
;
1291 u16 mm20_rate
, mm40_rate
, gf20_rate
, gf40_rate
;
1294 /* default protection rate for HT20: OFDM 24M */
1295 mm20_rate
= gf20_rate
= 0x4004;
1297 /* default protection rate for HT40: duplicate OFDM 24M */
1298 mm40_rate
= gf40_rate
= 0x4084;
1300 switch (protection
) {
1301 case IEEE80211_HT_OP_MODE_PROTECTION_NONE
:
1303 * All STAs in this BSS are HT20/40 but there might be
1304 * STAs not supporting greenfield mode.
1305 * => Disable protection for HT transmissions.
1307 mm20_mode
= mm40_mode
= gf20_mode
= gf40_mode
= 0;
1310 case IEEE80211_HT_OP_MODE_PROTECTION_20MHZ
:
1312 * All STAs in this BSS are HT20 or HT20/40 but there
1313 * might be STAs not supporting greenfield mode.
1314 * => Protect all HT40 transmissions.
1316 mm20_mode
= gf20_mode
= 0;
1317 mm40_mode
= gf40_mode
= 2;
1320 case IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER
:
1322 * Nonmember protection:
1323 * According to 802.11n we _should_ protect all
1324 * HT transmissions (but we don't have to).
1326 * But if cts_protection is enabled we _shall_ protect
1327 * all HT transmissions using a CCK rate.
1329 * And if any station is non GF we _shall_ protect
1332 * We decide to protect everything
1333 * -> fall through to mixed mode.
1335 case IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED
:
1337 * Legacy STAs are present
1338 * => Protect all HT transmissions.
1340 mm20_mode
= mm40_mode
= gf20_mode
= gf40_mode
= 2;
1343 * If erp protection is needed we have to protect HT
1344 * transmissions with CCK 11M long preamble.
1346 if (erp
->cts_protection
) {
1347 /* don't duplicate RTS/CTS in CCK mode */
1348 mm20_rate
= mm40_rate
= 0x0003;
1349 gf20_rate
= gf40_rate
= 0x0003;
1354 /* check for STAs not supporting greenfield mode */
1356 gf20_mode
= gf40_mode
= 2;
1358 /* Update HT protection config */
1359 rt2800_register_read(rt2x00dev
, MM20_PROT_CFG
, ®
);
1360 rt2x00_set_field32(®
, MM20_PROT_CFG_PROTECT_RATE
, mm20_rate
);
1361 rt2x00_set_field32(®
, MM20_PROT_CFG_PROTECT_CTRL
, mm20_mode
);
1362 rt2800_register_write(rt2x00dev
, MM20_PROT_CFG
, reg
);
1364 rt2800_register_read(rt2x00dev
, MM40_PROT_CFG
, ®
);
1365 rt2x00_set_field32(®
, MM40_PROT_CFG_PROTECT_RATE
, mm40_rate
);
1366 rt2x00_set_field32(®
, MM40_PROT_CFG_PROTECT_CTRL
, mm40_mode
);
1367 rt2800_register_write(rt2x00dev
, MM40_PROT_CFG
, reg
);
1369 rt2800_register_read(rt2x00dev
, GF20_PROT_CFG
, ®
);
1370 rt2x00_set_field32(®
, GF20_PROT_CFG_PROTECT_RATE
, gf20_rate
);
1371 rt2x00_set_field32(®
, GF20_PROT_CFG_PROTECT_CTRL
, gf20_mode
);
1372 rt2800_register_write(rt2x00dev
, GF20_PROT_CFG
, reg
);
1374 rt2800_register_read(rt2x00dev
, GF40_PROT_CFG
, ®
);
1375 rt2x00_set_field32(®
, GF40_PROT_CFG_PROTECT_RATE
, gf40_rate
);
1376 rt2x00_set_field32(®
, GF40_PROT_CFG_PROTECT_CTRL
, gf40_mode
);
1377 rt2800_register_write(rt2x00dev
, GF40_PROT_CFG
, reg
);
1380 void rt2800_config_erp(struct rt2x00_dev
*rt2x00dev
, struct rt2x00lib_erp
*erp
,
1385 if (changed
& BSS_CHANGED_ERP_PREAMBLE
) {
1386 rt2800_register_read(rt2x00dev
, AUTO_RSP_CFG
, ®
);
1387 rt2x00_set_field32(®
, AUTO_RSP_CFG_BAC_ACK_POLICY
,
1388 !!erp
->short_preamble
);
1389 rt2x00_set_field32(®
, AUTO_RSP_CFG_AR_PREAMBLE
,
1390 !!erp
->short_preamble
);
1391 rt2800_register_write(rt2x00dev
, AUTO_RSP_CFG
, reg
);
1394 if (changed
& BSS_CHANGED_ERP_CTS_PROT
) {
1395 rt2800_register_read(rt2x00dev
, OFDM_PROT_CFG
, ®
);
1396 rt2x00_set_field32(®
, OFDM_PROT_CFG_PROTECT_CTRL
,
1397 erp
->cts_protection
? 2 : 0);
1398 rt2800_register_write(rt2x00dev
, OFDM_PROT_CFG
, reg
);
1401 if (changed
& BSS_CHANGED_BASIC_RATES
) {
1402 rt2800_register_write(rt2x00dev
, LEGACY_BASIC_RATE
,
1404 rt2800_register_write(rt2x00dev
, HT_BASIC_RATE
, 0x00008003);
1407 if (changed
& BSS_CHANGED_ERP_SLOT
) {
1408 rt2800_register_read(rt2x00dev
, BKOFF_SLOT_CFG
, ®
);
1409 rt2x00_set_field32(®
, BKOFF_SLOT_CFG_SLOT_TIME
,
1411 rt2800_register_write(rt2x00dev
, BKOFF_SLOT_CFG
, reg
);
1413 rt2800_register_read(rt2x00dev
, XIFS_TIME_CFG
, ®
);
1414 rt2x00_set_field32(®
, XIFS_TIME_CFG_EIFS
, erp
->eifs
);
1415 rt2800_register_write(rt2x00dev
, XIFS_TIME_CFG
, reg
);
1418 if (changed
& BSS_CHANGED_BEACON_INT
) {
1419 rt2800_register_read(rt2x00dev
, BCN_TIME_CFG
, ®
);
1420 rt2x00_set_field32(®
, BCN_TIME_CFG_BEACON_INTERVAL
,
1421 erp
->beacon_int
* 16);
1422 rt2800_register_write(rt2x00dev
, BCN_TIME_CFG
, reg
);
1425 if (changed
& BSS_CHANGED_HT
)
1426 rt2800_config_ht_opmode(rt2x00dev
, erp
);
1428 EXPORT_SYMBOL_GPL(rt2800_config_erp
);
1430 static void rt2800_config_3572bt_ant(struct rt2x00_dev
*rt2x00dev
)
1434 u8 led_ctrl
, led_g_mode
, led_r_mode
;
1436 rt2800_register_read(rt2x00dev
, GPIO_SWITCH
, ®
);
1437 if (rt2x00dev
->curr_band
== IEEE80211_BAND_5GHZ
) {
1438 rt2x00_set_field32(®
, GPIO_SWITCH_0
, 1);
1439 rt2x00_set_field32(®
, GPIO_SWITCH_1
, 1);
1441 rt2x00_set_field32(®
, GPIO_SWITCH_0
, 0);
1442 rt2x00_set_field32(®
, GPIO_SWITCH_1
, 0);
1444 rt2800_register_write(rt2x00dev
, GPIO_SWITCH
, reg
);
1446 rt2800_register_read(rt2x00dev
, LED_CFG
, ®
);
1447 led_g_mode
= rt2x00_get_field32(reg
, LED_CFG_LED_POLAR
) ? 3 : 0;
1448 led_r_mode
= rt2x00_get_field32(reg
, LED_CFG_LED_POLAR
) ? 0 : 3;
1449 if (led_g_mode
!= rt2x00_get_field32(reg
, LED_CFG_G_LED_MODE
) ||
1450 led_r_mode
!= rt2x00_get_field32(reg
, LED_CFG_R_LED_MODE
)) {
1451 rt2x00_eeprom_read(rt2x00dev
, EEPROM_FREQ
, &eeprom
);
1452 led_ctrl
= rt2x00_get_field16(eeprom
, EEPROM_FREQ_LED_MODE
);
1453 if (led_ctrl
== 0 || led_ctrl
> 0x40) {
1454 rt2x00_set_field32(®
, LED_CFG_G_LED_MODE
, led_g_mode
);
1455 rt2x00_set_field32(®
, LED_CFG_R_LED_MODE
, led_r_mode
);
1456 rt2800_register_write(rt2x00dev
, LED_CFG
, reg
);
1458 rt2800_mcu_request(rt2x00dev
, MCU_BAND_SELECT
, 0xff,
1459 (led_g_mode
<< 2) | led_r_mode
, 1);
1464 static void rt2800_set_ant_diversity(struct rt2x00_dev
*rt2x00dev
,
1468 u8 eesk_pin
= (ant
== ANTENNA_A
) ? 1 : 0;
1469 u8 gpio_bit3
= (ant
== ANTENNA_A
) ? 0 : 1;
1471 if (rt2x00_is_pci(rt2x00dev
)) {
1472 rt2800_register_read(rt2x00dev
, E2PROM_CSR
, ®
);
1473 rt2x00_set_field32(®
, E2PROM_CSR_DATA_CLOCK
, eesk_pin
);
1474 rt2800_register_write(rt2x00dev
, E2PROM_CSR
, reg
);
1475 } else if (rt2x00_is_usb(rt2x00dev
))
1476 rt2800_mcu_request(rt2x00dev
, MCU_ANT_SELECT
, 0xff,
1479 rt2800_register_read(rt2x00dev
, GPIO_CTRL_CFG
, ®
);
1480 rt2x00_set_field32(®
, GPIO_CTRL_CFG_GPIOD_BIT3
, 0);
1481 rt2x00_set_field32(®
, GPIO_CTRL_CFG_BIT3
, gpio_bit3
);
1482 rt2800_register_write(rt2x00dev
, GPIO_CTRL_CFG
, reg
);
1485 void rt2800_config_ant(struct rt2x00_dev
*rt2x00dev
, struct antenna_setup
*ant
)
1491 rt2800_bbp_read(rt2x00dev
, 1, &r1
);
1492 rt2800_bbp_read(rt2x00dev
, 3, &r3
);
1494 if (rt2x00_rt(rt2x00dev
, RT3572
) &&
1495 test_bit(CAPABILITY_BT_COEXIST
, &rt2x00dev
->cap_flags
))
1496 rt2800_config_3572bt_ant(rt2x00dev
);
1499 * Configure the TX antenna.
1501 switch (ant
->tx_chain_num
) {
1503 rt2x00_set_field8(&r1
, BBP1_TX_ANTENNA
, 0);
1506 if (rt2x00_rt(rt2x00dev
, RT3572
) &&
1507 test_bit(CAPABILITY_BT_COEXIST
, &rt2x00dev
->cap_flags
))
1508 rt2x00_set_field8(&r1
, BBP1_TX_ANTENNA
, 1);
1510 rt2x00_set_field8(&r1
, BBP1_TX_ANTENNA
, 2);
1513 rt2x00_set_field8(&r1
, BBP1_TX_ANTENNA
, 0);
1518 * Configure the RX antenna.
1520 switch (ant
->rx_chain_num
) {
1522 if (rt2x00_rt(rt2x00dev
, RT3070
) ||
1523 rt2x00_rt(rt2x00dev
, RT3090
) ||
1524 rt2x00_rt(rt2x00dev
, RT3390
)) {
1525 rt2x00_eeprom_read(rt2x00dev
,
1526 EEPROM_NIC_CONF1
, &eeprom
);
1527 if (rt2x00_get_field16(eeprom
,
1528 EEPROM_NIC_CONF1_ANT_DIVERSITY
))
1529 rt2800_set_ant_diversity(rt2x00dev
,
1530 rt2x00dev
->default_ant
.rx
);
1532 rt2x00_set_field8(&r3
, BBP3_RX_ANTENNA
, 0);
1535 if (rt2x00_rt(rt2x00dev
, RT3572
) &&
1536 test_bit(CAPABILITY_BT_COEXIST
, &rt2x00dev
->cap_flags
)) {
1537 rt2x00_set_field8(&r3
, BBP3_RX_ADC
, 1);
1538 rt2x00_set_field8(&r3
, BBP3_RX_ANTENNA
,
1539 rt2x00dev
->curr_band
== IEEE80211_BAND_5GHZ
);
1540 rt2800_set_ant_diversity(rt2x00dev
, ANTENNA_B
);
1542 rt2x00_set_field8(&r3
, BBP3_RX_ANTENNA
, 1);
1546 rt2x00_set_field8(&r3
, BBP3_RX_ANTENNA
, 2);
1550 rt2800_bbp_write(rt2x00dev
, 3, r3
);
1551 rt2800_bbp_write(rt2x00dev
, 1, r1
);
1553 EXPORT_SYMBOL_GPL(rt2800_config_ant
);
1555 static void rt2800_config_lna_gain(struct rt2x00_dev
*rt2x00dev
,
1556 struct rt2x00lib_conf
*libconf
)
1561 if (libconf
->rf
.channel
<= 14) {
1562 rt2x00_eeprom_read(rt2x00dev
, EEPROM_LNA
, &eeprom
);
1563 lna_gain
= rt2x00_get_field16(eeprom
, EEPROM_LNA_BG
);
1564 } else if (libconf
->rf
.channel
<= 64) {
1565 rt2x00_eeprom_read(rt2x00dev
, EEPROM_LNA
, &eeprom
);
1566 lna_gain
= rt2x00_get_field16(eeprom
, EEPROM_LNA_A0
);
1567 } else if (libconf
->rf
.channel
<= 128) {
1568 rt2x00_eeprom_read(rt2x00dev
, EEPROM_RSSI_BG2
, &eeprom
);
1569 lna_gain
= rt2x00_get_field16(eeprom
, EEPROM_RSSI_BG2_LNA_A1
);
1571 rt2x00_eeprom_read(rt2x00dev
, EEPROM_RSSI_A2
, &eeprom
);
1572 lna_gain
= rt2x00_get_field16(eeprom
, EEPROM_RSSI_A2_LNA_A2
);
1575 rt2x00dev
->lna_gain
= lna_gain
;
1578 static void rt2800_config_channel_rf2xxx(struct rt2x00_dev
*rt2x00dev
,
1579 struct ieee80211_conf
*conf
,
1580 struct rf_channel
*rf
,
1581 struct channel_info
*info
)
1583 rt2x00_set_field32(&rf
->rf4
, RF4_FREQ_OFFSET
, rt2x00dev
->freq_offset
);
1585 if (rt2x00dev
->default_ant
.tx_chain_num
== 1)
1586 rt2x00_set_field32(&rf
->rf2
, RF2_ANTENNA_TX1
, 1);
1588 if (rt2x00dev
->default_ant
.rx_chain_num
== 1) {
1589 rt2x00_set_field32(&rf
->rf2
, RF2_ANTENNA_RX1
, 1);
1590 rt2x00_set_field32(&rf
->rf2
, RF2_ANTENNA_RX2
, 1);
1591 } else if (rt2x00dev
->default_ant
.rx_chain_num
== 2)
1592 rt2x00_set_field32(&rf
->rf2
, RF2_ANTENNA_RX2
, 1);
1594 if (rf
->channel
> 14) {
1596 * When TX power is below 0, we should increase it by 7 to
1597 * make it a positive value (Minimum value is -7).
1598 * However this means that values between 0 and 7 have
1599 * double meaning, and we should set a 7DBm boost flag.
1601 rt2x00_set_field32(&rf
->rf3
, RF3_TXPOWER_A_7DBM_BOOST
,
1602 (info
->default_power1
>= 0));
1604 if (info
->default_power1
< 0)
1605 info
->default_power1
+= 7;
1607 rt2x00_set_field32(&rf
->rf3
, RF3_TXPOWER_A
, info
->default_power1
);
1609 rt2x00_set_field32(&rf
->rf4
, RF4_TXPOWER_A_7DBM_BOOST
,
1610 (info
->default_power2
>= 0));
1612 if (info
->default_power2
< 0)
1613 info
->default_power2
+= 7;
1615 rt2x00_set_field32(&rf
->rf4
, RF4_TXPOWER_A
, info
->default_power2
);
1617 rt2x00_set_field32(&rf
->rf3
, RF3_TXPOWER_G
, info
->default_power1
);
1618 rt2x00_set_field32(&rf
->rf4
, RF4_TXPOWER_G
, info
->default_power2
);
1621 rt2x00_set_field32(&rf
->rf4
, RF4_HT40
, conf_is_ht40(conf
));
1623 rt2800_rf_write(rt2x00dev
, 1, rf
->rf1
);
1624 rt2800_rf_write(rt2x00dev
, 2, rf
->rf2
);
1625 rt2800_rf_write(rt2x00dev
, 3, rf
->rf3
& ~0x00000004);
1626 rt2800_rf_write(rt2x00dev
, 4, rf
->rf4
);
1630 rt2800_rf_write(rt2x00dev
, 1, rf
->rf1
);
1631 rt2800_rf_write(rt2x00dev
, 2, rf
->rf2
);
1632 rt2800_rf_write(rt2x00dev
, 3, rf
->rf3
| 0x00000004);
1633 rt2800_rf_write(rt2x00dev
, 4, rf
->rf4
);
1637 rt2800_rf_write(rt2x00dev
, 1, rf
->rf1
);
1638 rt2800_rf_write(rt2x00dev
, 2, rf
->rf2
);
1639 rt2800_rf_write(rt2x00dev
, 3, rf
->rf3
& ~0x00000004);
1640 rt2800_rf_write(rt2x00dev
, 4, rf
->rf4
);
1643 static void rt2800_config_channel_rf3xxx(struct rt2x00_dev
*rt2x00dev
,
1644 struct ieee80211_conf
*conf
,
1645 struct rf_channel
*rf
,
1646 struct channel_info
*info
)
1648 struct rt2800_drv_data
*drv_data
= rt2x00dev
->drv_data
;
1649 u8 rfcsr
, calib_tx
, calib_rx
;
1651 rt2800_rfcsr_write(rt2x00dev
, 2, rf
->rf1
);
1653 rt2800_rfcsr_read(rt2x00dev
, 3, &rfcsr
);
1654 rt2x00_set_field8(&rfcsr
, RFCSR3_K
, rf
->rf3
);
1655 rt2800_rfcsr_write(rt2x00dev
, 3, rfcsr
);
1657 rt2800_rfcsr_read(rt2x00dev
, 6, &rfcsr
);
1658 rt2x00_set_field8(&rfcsr
, RFCSR6_R1
, rf
->rf2
);
1659 rt2800_rfcsr_write(rt2x00dev
, 6, rfcsr
);
1661 rt2800_rfcsr_read(rt2x00dev
, 12, &rfcsr
);
1662 rt2x00_set_field8(&rfcsr
, RFCSR12_TX_POWER
, info
->default_power1
);
1663 rt2800_rfcsr_write(rt2x00dev
, 12, rfcsr
);
1665 rt2800_rfcsr_read(rt2x00dev
, 13, &rfcsr
);
1666 rt2x00_set_field8(&rfcsr
, RFCSR13_TX_POWER
, info
->default_power2
);
1667 rt2800_rfcsr_write(rt2x00dev
, 13, rfcsr
);
1669 rt2800_rfcsr_read(rt2x00dev
, 1, &rfcsr
);
1670 rt2x00_set_field8(&rfcsr
, RFCSR1_RX0_PD
, 0);
1671 rt2x00_set_field8(&rfcsr
, RFCSR1_TX0_PD
, 0);
1672 if (rt2x00_rt(rt2x00dev
, RT3390
)) {
1673 rt2x00_set_field8(&rfcsr
, RFCSR1_RX1_PD
,
1674 rt2x00dev
->default_ant
.rx_chain_num
== 1);
1675 rt2x00_set_field8(&rfcsr
, RFCSR1_TX1_PD
,
1676 rt2x00dev
->default_ant
.tx_chain_num
== 1);
1678 rt2x00_set_field8(&rfcsr
, RFCSR1_RX1_PD
, 0);
1679 rt2x00_set_field8(&rfcsr
, RFCSR1_TX1_PD
, 0);
1680 rt2x00_set_field8(&rfcsr
, RFCSR1_RX2_PD
, 0);
1681 rt2x00_set_field8(&rfcsr
, RFCSR1_TX2_PD
, 0);
1683 switch (rt2x00dev
->default_ant
.tx_chain_num
) {
1685 rt2x00_set_field8(&rfcsr
, RFCSR1_TX1_PD
, 1);
1688 rt2x00_set_field8(&rfcsr
, RFCSR1_TX2_PD
, 1);
1692 switch (rt2x00dev
->default_ant
.rx_chain_num
) {
1694 rt2x00_set_field8(&rfcsr
, RFCSR1_RX1_PD
, 1);
1697 rt2x00_set_field8(&rfcsr
, RFCSR1_RX2_PD
, 1);
1701 rt2800_rfcsr_write(rt2x00dev
, 1, rfcsr
);
1703 rt2800_rfcsr_read(rt2x00dev
, 30, &rfcsr
);
1704 rt2x00_set_field8(&rfcsr
, RFCSR30_RF_CALIBRATION
, 1);
1705 rt2800_rfcsr_write(rt2x00dev
, 30, rfcsr
);
1707 rt2x00_set_field8(&rfcsr
, RFCSR30_RF_CALIBRATION
, 0);
1708 rt2800_rfcsr_write(rt2x00dev
, 30, rfcsr
);
1710 rt2800_rfcsr_read(rt2x00dev
, 23, &rfcsr
);
1711 rt2x00_set_field8(&rfcsr
, RFCSR23_FREQ_OFFSET
, rt2x00dev
->freq_offset
);
1712 rt2800_rfcsr_write(rt2x00dev
, 23, rfcsr
);
1714 if (rt2x00_rt(rt2x00dev
, RT3390
)) {
1715 calib_tx
= conf_is_ht40(conf
) ? 0x68 : 0x4f;
1716 calib_rx
= conf_is_ht40(conf
) ? 0x6f : 0x4f;
1718 if (conf_is_ht40(conf
)) {
1719 calib_tx
= drv_data
->calibration_bw40
;
1720 calib_rx
= drv_data
->calibration_bw40
;
1722 calib_tx
= drv_data
->calibration_bw20
;
1723 calib_rx
= drv_data
->calibration_bw20
;
1727 rt2800_rfcsr_read(rt2x00dev
, 24, &rfcsr
);
1728 rt2x00_set_field8(&rfcsr
, RFCSR24_TX_CALIB
, calib_tx
);
1729 rt2800_rfcsr_write(rt2x00dev
, 24, rfcsr
);
1731 rt2800_rfcsr_read(rt2x00dev
, 31, &rfcsr
);
1732 rt2x00_set_field8(&rfcsr
, RFCSR31_RX_CALIB
, calib_rx
);
1733 rt2800_rfcsr_write(rt2x00dev
, 31, rfcsr
);
1735 rt2800_rfcsr_read(rt2x00dev
, 7, &rfcsr
);
1736 rt2x00_set_field8(&rfcsr
, RFCSR7_RF_TUNING
, 1);
1737 rt2800_rfcsr_write(rt2x00dev
, 7, rfcsr
);
1739 rt2800_rfcsr_read(rt2x00dev
, 30, &rfcsr
);
1740 rt2x00_set_field8(&rfcsr
, RFCSR30_RF_CALIBRATION
, 1);
1741 rt2800_rfcsr_write(rt2x00dev
, 30, rfcsr
);
1743 rt2x00_set_field8(&rfcsr
, RFCSR30_RF_CALIBRATION
, 0);
1744 rt2800_rfcsr_write(rt2x00dev
, 30, rfcsr
);
1747 static void rt2800_config_channel_rf3052(struct rt2x00_dev
*rt2x00dev
,
1748 struct ieee80211_conf
*conf
,
1749 struct rf_channel
*rf
,
1750 struct channel_info
*info
)
1752 struct rt2800_drv_data
*drv_data
= rt2x00dev
->drv_data
;
1756 if (rf
->channel
<= 14) {
1757 rt2800_bbp_write(rt2x00dev
, 25, drv_data
->bbp25
);
1758 rt2800_bbp_write(rt2x00dev
, 26, drv_data
->bbp26
);
1760 rt2800_bbp_write(rt2x00dev
, 25, 0x09);
1761 rt2800_bbp_write(rt2x00dev
, 26, 0xff);
1764 rt2800_rfcsr_write(rt2x00dev
, 2, rf
->rf1
);
1765 rt2800_rfcsr_write(rt2x00dev
, 3, rf
->rf3
);
1767 rt2800_rfcsr_read(rt2x00dev
, 6, &rfcsr
);
1768 rt2x00_set_field8(&rfcsr
, RFCSR6_R1
, rf
->rf2
);
1769 if (rf
->channel
<= 14)
1770 rt2x00_set_field8(&rfcsr
, RFCSR6_TXDIV
, 2);
1772 rt2x00_set_field8(&rfcsr
, RFCSR6_TXDIV
, 1);
1773 rt2800_rfcsr_write(rt2x00dev
, 6, rfcsr
);
1775 rt2800_rfcsr_read(rt2x00dev
, 5, &rfcsr
);
1776 if (rf
->channel
<= 14)
1777 rt2x00_set_field8(&rfcsr
, RFCSR5_R1
, 1);
1779 rt2x00_set_field8(&rfcsr
, RFCSR5_R1
, 2);
1780 rt2800_rfcsr_write(rt2x00dev
, 5, rfcsr
);
1782 rt2800_rfcsr_read(rt2x00dev
, 12, &rfcsr
);
1783 if (rf
->channel
<= 14) {
1784 rt2x00_set_field8(&rfcsr
, RFCSR12_DR0
, 3);
1785 rt2x00_set_field8(&rfcsr
, RFCSR12_TX_POWER
,
1786 info
->default_power1
);
1788 rt2x00_set_field8(&rfcsr
, RFCSR12_DR0
, 7);
1789 rt2x00_set_field8(&rfcsr
, RFCSR12_TX_POWER
,
1790 (info
->default_power1
& 0x3) |
1791 ((info
->default_power1
& 0xC) << 1));
1793 rt2800_rfcsr_write(rt2x00dev
, 12, rfcsr
);
1795 rt2800_rfcsr_read(rt2x00dev
, 13, &rfcsr
);
1796 if (rf
->channel
<= 14) {
1797 rt2x00_set_field8(&rfcsr
, RFCSR13_DR0
, 3);
1798 rt2x00_set_field8(&rfcsr
, RFCSR13_TX_POWER
,
1799 info
->default_power2
);
1801 rt2x00_set_field8(&rfcsr
, RFCSR13_DR0
, 7);
1802 rt2x00_set_field8(&rfcsr
, RFCSR13_TX_POWER
,
1803 (info
->default_power2
& 0x3) |
1804 ((info
->default_power2
& 0xC) << 1));
1806 rt2800_rfcsr_write(rt2x00dev
, 13, rfcsr
);
1808 rt2800_rfcsr_read(rt2x00dev
, 1, &rfcsr
);
1809 rt2x00_set_field8(&rfcsr
, RFCSR1_RX0_PD
, 0);
1810 rt2x00_set_field8(&rfcsr
, RFCSR1_TX0_PD
, 0);
1811 rt2x00_set_field8(&rfcsr
, RFCSR1_RX1_PD
, 0);
1812 rt2x00_set_field8(&rfcsr
, RFCSR1_TX1_PD
, 0);
1813 rt2x00_set_field8(&rfcsr
, RFCSR1_RX2_PD
, 0);
1814 rt2x00_set_field8(&rfcsr
, RFCSR1_TX2_PD
, 0);
1815 if (test_bit(CAPABILITY_BT_COEXIST
, &rt2x00dev
->cap_flags
)) {
1816 if (rf
->channel
<= 14) {
1817 rt2x00_set_field8(&rfcsr
, RFCSR1_RX0_PD
, 1);
1818 rt2x00_set_field8(&rfcsr
, RFCSR1_TX0_PD
, 1);
1820 rt2x00_set_field8(&rfcsr
, RFCSR1_RX2_PD
, 1);
1821 rt2x00_set_field8(&rfcsr
, RFCSR1_TX2_PD
, 1);
1823 switch (rt2x00dev
->default_ant
.tx_chain_num
) {
1825 rt2x00_set_field8(&rfcsr
, RFCSR1_TX1_PD
, 1);
1827 rt2x00_set_field8(&rfcsr
, RFCSR1_TX2_PD
, 1);
1831 switch (rt2x00dev
->default_ant
.rx_chain_num
) {
1833 rt2x00_set_field8(&rfcsr
, RFCSR1_RX1_PD
, 1);
1835 rt2x00_set_field8(&rfcsr
, RFCSR1_RX2_PD
, 1);
1839 rt2800_rfcsr_write(rt2x00dev
, 1, rfcsr
);
1841 rt2800_rfcsr_read(rt2x00dev
, 23, &rfcsr
);
1842 rt2x00_set_field8(&rfcsr
, RFCSR23_FREQ_OFFSET
, rt2x00dev
->freq_offset
);
1843 rt2800_rfcsr_write(rt2x00dev
, 23, rfcsr
);
1845 if (conf_is_ht40(conf
)) {
1846 rt2800_rfcsr_write(rt2x00dev
, 24, drv_data
->calibration_bw40
);
1847 rt2800_rfcsr_write(rt2x00dev
, 31, drv_data
->calibration_bw40
);
1849 rt2800_rfcsr_write(rt2x00dev
, 24, drv_data
->calibration_bw20
);
1850 rt2800_rfcsr_write(rt2x00dev
, 31, drv_data
->calibration_bw20
);
1853 if (rf
->channel
<= 14) {
1854 rt2800_rfcsr_write(rt2x00dev
, 7, 0xd8);
1855 rt2800_rfcsr_write(rt2x00dev
, 9, 0xc3);
1856 rt2800_rfcsr_write(rt2x00dev
, 10, 0xf1);
1857 rt2800_rfcsr_write(rt2x00dev
, 11, 0xb9);
1858 rt2800_rfcsr_write(rt2x00dev
, 15, 0x53);
1859 rt2800_rfcsr_write(rt2x00dev
, 16, 0x4c);
1860 rt2800_rfcsr_write(rt2x00dev
, 17, 0x23);
1861 rt2800_rfcsr_write(rt2x00dev
, 19, 0x93);
1862 rt2800_rfcsr_write(rt2x00dev
, 20, 0xb3);
1863 rt2800_rfcsr_write(rt2x00dev
, 25, 0x15);
1864 rt2800_rfcsr_write(rt2x00dev
, 26, 0x85);
1865 rt2800_rfcsr_write(rt2x00dev
, 27, 0x00);
1866 rt2800_rfcsr_write(rt2x00dev
, 29, 0x9b);
1868 rt2800_rfcsr_write(rt2x00dev
, 7, 0x14);
1869 rt2800_rfcsr_write(rt2x00dev
, 9, 0xc0);
1870 rt2800_rfcsr_write(rt2x00dev
, 10, 0xf1);
1871 rt2800_rfcsr_write(rt2x00dev
, 11, 0x00);
1872 rt2800_rfcsr_write(rt2x00dev
, 15, 0x43);
1873 rt2800_rfcsr_write(rt2x00dev
, 16, 0x7a);
1874 rt2800_rfcsr_write(rt2x00dev
, 17, 0x23);
1875 if (rf
->channel
<= 64) {
1876 rt2800_rfcsr_write(rt2x00dev
, 19, 0xb7);
1877 rt2800_rfcsr_write(rt2x00dev
, 20, 0xf6);
1878 rt2800_rfcsr_write(rt2x00dev
, 25, 0x3d);
1879 } else if (rf
->channel
<= 128) {
1880 rt2800_rfcsr_write(rt2x00dev
, 19, 0x74);
1881 rt2800_rfcsr_write(rt2x00dev
, 20, 0xf4);
1882 rt2800_rfcsr_write(rt2x00dev
, 25, 0x01);
1884 rt2800_rfcsr_write(rt2x00dev
, 19, 0x72);
1885 rt2800_rfcsr_write(rt2x00dev
, 20, 0xf3);
1886 rt2800_rfcsr_write(rt2x00dev
, 25, 0x01);
1888 rt2800_rfcsr_write(rt2x00dev
, 26, 0x87);
1889 rt2800_rfcsr_write(rt2x00dev
, 27, 0x01);
1890 rt2800_rfcsr_write(rt2x00dev
, 29, 0x9f);
1893 rt2800_register_read(rt2x00dev
, GPIO_CTRL_CFG
, ®
);
1894 rt2x00_set_field32(®
, GPIO_CTRL_CFG_GPIOD_BIT7
, 0);
1895 if (rf
->channel
<= 14)
1896 rt2x00_set_field32(®
, GPIO_CTRL_CFG_BIT7
, 1);
1898 rt2x00_set_field32(®
, GPIO_CTRL_CFG_BIT7
, 0);
1899 rt2800_register_write(rt2x00dev
, GPIO_CTRL_CFG
, reg
);
1901 rt2800_rfcsr_read(rt2x00dev
, 7, &rfcsr
);
1902 rt2x00_set_field8(&rfcsr
, RFCSR7_RF_TUNING
, 1);
1903 rt2800_rfcsr_write(rt2x00dev
, 7, rfcsr
);
1906 #define RT5390_POWER_BOUND 0x27
1907 #define RT5390_FREQ_OFFSET_BOUND 0x5f
1909 static void rt2800_config_channel_rf53xx(struct rt2x00_dev
*rt2x00dev
,
1910 struct ieee80211_conf
*conf
,
1911 struct rf_channel
*rf
,
1912 struct channel_info
*info
)
1916 rt2800_rfcsr_write(rt2x00dev
, 8, rf
->rf1
);
1917 rt2800_rfcsr_write(rt2x00dev
, 9, rf
->rf3
);
1918 rt2800_rfcsr_read(rt2x00dev
, 11, &rfcsr
);
1919 rt2x00_set_field8(&rfcsr
, RFCSR11_R
, rf
->rf2
);
1920 rt2800_rfcsr_write(rt2x00dev
, 11, rfcsr
);
1922 rt2800_rfcsr_read(rt2x00dev
, 49, &rfcsr
);
1923 if (info
->default_power1
> RT5390_POWER_BOUND
)
1924 rt2x00_set_field8(&rfcsr
, RFCSR49_TX
, RT5390_POWER_BOUND
);
1926 rt2x00_set_field8(&rfcsr
, RFCSR49_TX
, info
->default_power1
);
1927 rt2800_rfcsr_write(rt2x00dev
, 49, rfcsr
);
1929 rt2800_rfcsr_read(rt2x00dev
, 1, &rfcsr
);
1930 rt2x00_set_field8(&rfcsr
, RFCSR1_RF_BLOCK_EN
, 1);
1931 rt2x00_set_field8(&rfcsr
, RFCSR1_PLL_PD
, 1);
1932 rt2x00_set_field8(&rfcsr
, RFCSR1_RX0_PD
, 1);
1933 rt2x00_set_field8(&rfcsr
, RFCSR1_TX0_PD
, 1);
1934 rt2800_rfcsr_write(rt2x00dev
, 1, rfcsr
);
1936 rt2800_rfcsr_read(rt2x00dev
, 17, &rfcsr
);
1937 if (rt2x00dev
->freq_offset
> RT5390_FREQ_OFFSET_BOUND
)
1938 rt2x00_set_field8(&rfcsr
, RFCSR17_CODE
,
1939 RT5390_FREQ_OFFSET_BOUND
);
1941 rt2x00_set_field8(&rfcsr
, RFCSR17_CODE
, rt2x00dev
->freq_offset
);
1942 rt2800_rfcsr_write(rt2x00dev
, 17, rfcsr
);
1944 if (rf
->channel
<= 14) {
1945 int idx
= rf
->channel
-1;
1947 if (test_bit(CAPABILITY_BT_COEXIST
, &rt2x00dev
->cap_flags
)) {
1948 if (rt2x00_rt_rev_gte(rt2x00dev
, RT5390
, REV_RT5390F
)) {
1949 /* r55/r59 value array of channel 1~14 */
1950 static const char r55_bt_rev
[] = {0x83, 0x83,
1951 0x83, 0x73, 0x73, 0x63, 0x53, 0x53,
1952 0x53, 0x43, 0x43, 0x43, 0x43, 0x43};
1953 static const char r59_bt_rev
[] = {0x0e, 0x0e,
1954 0x0e, 0x0e, 0x0e, 0x0b, 0x0a, 0x09,
1955 0x07, 0x07, 0x07, 0x07, 0x07, 0x07};
1957 rt2800_rfcsr_write(rt2x00dev
, 55,
1959 rt2800_rfcsr_write(rt2x00dev
, 59,
1962 static const char r59_bt
[] = {0x8b, 0x8b, 0x8b,
1963 0x8b, 0x8b, 0x8b, 0x8b, 0x8a, 0x89,
1964 0x88, 0x88, 0x86, 0x85, 0x84};
1966 rt2800_rfcsr_write(rt2x00dev
, 59, r59_bt
[idx
]);
1969 if (rt2x00_rt_rev_gte(rt2x00dev
, RT5390
, REV_RT5390F
)) {
1970 static const char r55_nonbt_rev
[] = {0x23, 0x23,
1971 0x23, 0x23, 0x13, 0x13, 0x03, 0x03,
1972 0x03, 0x03, 0x03, 0x03, 0x03, 0x03};
1973 static const char r59_nonbt_rev
[] = {0x07, 0x07,
1974 0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
1975 0x07, 0x07, 0x06, 0x05, 0x04, 0x04};
1977 rt2800_rfcsr_write(rt2x00dev
, 55,
1978 r55_nonbt_rev
[idx
]);
1979 rt2800_rfcsr_write(rt2x00dev
, 59,
1980 r59_nonbt_rev
[idx
]);
1981 } else if (rt2x00_rt(rt2x00dev
, RT5390
)) {
1982 static const char r59_non_bt
[] = {0x8f, 0x8f,
1983 0x8f, 0x8f, 0x8f, 0x8f, 0x8f, 0x8d,
1984 0x8a, 0x88, 0x88, 0x87, 0x87, 0x86};
1986 rt2800_rfcsr_write(rt2x00dev
, 59,
1992 rt2800_rfcsr_read(rt2x00dev
, 30, &rfcsr
);
1993 rt2x00_set_field8(&rfcsr
, RFCSR30_TX_H20M
, 0);
1994 rt2x00_set_field8(&rfcsr
, RFCSR30_RX_H20M
, 0);
1995 rt2800_rfcsr_write(rt2x00dev
, 30, rfcsr
);
1997 rt2800_rfcsr_read(rt2x00dev
, 3, &rfcsr
);
1998 rt2x00_set_field8(&rfcsr
, RFCSR30_RF_CALIBRATION
, 1);
1999 rt2800_rfcsr_write(rt2x00dev
, 3, rfcsr
);
2002 static void rt2800_config_channel(struct rt2x00_dev
*rt2x00dev
,
2003 struct ieee80211_conf
*conf
,
2004 struct rf_channel
*rf
,
2005 struct channel_info
*info
)
2008 unsigned int tx_pin
;
2011 if (rf
->channel
<= 14) {
2012 info
->default_power1
= TXPOWER_G_TO_DEV(info
->default_power1
);
2013 info
->default_power2
= TXPOWER_G_TO_DEV(info
->default_power2
);
2015 info
->default_power1
= TXPOWER_A_TO_DEV(info
->default_power1
);
2016 info
->default_power2
= TXPOWER_A_TO_DEV(info
->default_power2
);
2019 switch (rt2x00dev
->chip
.rf
) {
2025 rt2800_config_channel_rf3xxx(rt2x00dev
, conf
, rf
, info
);
2028 rt2800_config_channel_rf3052(rt2x00dev
, conf
, rf
, info
);
2032 rt2800_config_channel_rf53xx(rt2x00dev
, conf
, rf
, info
);
2035 rt2800_config_channel_rf2xxx(rt2x00dev
, conf
, rf
, info
);
2039 * Change BBP settings
2041 rt2800_bbp_write(rt2x00dev
, 62, 0x37 - rt2x00dev
->lna_gain
);
2042 rt2800_bbp_write(rt2x00dev
, 63, 0x37 - rt2x00dev
->lna_gain
);
2043 rt2800_bbp_write(rt2x00dev
, 64, 0x37 - rt2x00dev
->lna_gain
);
2044 rt2800_bbp_write(rt2x00dev
, 86, 0);
2046 if (rf
->channel
<= 14) {
2047 if (!rt2x00_rt(rt2x00dev
, RT5390
)) {
2048 if (test_bit(CAPABILITY_EXTERNAL_LNA_BG
,
2049 &rt2x00dev
->cap_flags
)) {
2050 rt2800_bbp_write(rt2x00dev
, 82, 0x62);
2051 rt2800_bbp_write(rt2x00dev
, 75, 0x46);
2053 rt2800_bbp_write(rt2x00dev
, 82, 0x84);
2054 rt2800_bbp_write(rt2x00dev
, 75, 0x50);
2058 if (rt2x00_rt(rt2x00dev
, RT3572
))
2059 rt2800_bbp_write(rt2x00dev
, 82, 0x94);
2061 rt2800_bbp_write(rt2x00dev
, 82, 0xf2);
2063 if (test_bit(CAPABILITY_EXTERNAL_LNA_A
, &rt2x00dev
->cap_flags
))
2064 rt2800_bbp_write(rt2x00dev
, 75, 0x46);
2066 rt2800_bbp_write(rt2x00dev
, 75, 0x50);
2069 rt2800_register_read(rt2x00dev
, TX_BAND_CFG
, ®
);
2070 rt2x00_set_field32(®
, TX_BAND_CFG_HT40_MINUS
, conf_is_ht40_minus(conf
));
2071 rt2x00_set_field32(®
, TX_BAND_CFG_A
, rf
->channel
> 14);
2072 rt2x00_set_field32(®
, TX_BAND_CFG_BG
, rf
->channel
<= 14);
2073 rt2800_register_write(rt2x00dev
, TX_BAND_CFG
, reg
);
2075 if (rt2x00_rt(rt2x00dev
, RT3572
))
2076 rt2800_rfcsr_write(rt2x00dev
, 8, 0);
2080 /* Turn on unused PA or LNA when not using 1T or 1R */
2081 if (rt2x00dev
->default_ant
.tx_chain_num
== 2) {
2082 rt2x00_set_field32(&tx_pin
, TX_PIN_CFG_PA_PE_A1_EN
,
2084 rt2x00_set_field32(&tx_pin
, TX_PIN_CFG_PA_PE_G1_EN
,
2088 /* Turn on unused PA or LNA when not using 1T or 1R */
2089 if (rt2x00dev
->default_ant
.rx_chain_num
== 2) {
2090 rt2x00_set_field32(&tx_pin
, TX_PIN_CFG_LNA_PE_A1_EN
, 1);
2091 rt2x00_set_field32(&tx_pin
, TX_PIN_CFG_LNA_PE_G1_EN
, 1);
2094 rt2x00_set_field32(&tx_pin
, TX_PIN_CFG_LNA_PE_A0_EN
, 1);
2095 rt2x00_set_field32(&tx_pin
, TX_PIN_CFG_LNA_PE_G0_EN
, 1);
2096 rt2x00_set_field32(&tx_pin
, TX_PIN_CFG_RFTR_EN
, 1);
2097 rt2x00_set_field32(&tx_pin
, TX_PIN_CFG_TRSW_EN
, 1);
2098 if (test_bit(CAPABILITY_BT_COEXIST
, &rt2x00dev
->cap_flags
))
2099 rt2x00_set_field32(&tx_pin
, TX_PIN_CFG_PA_PE_G0_EN
, 1);
2101 rt2x00_set_field32(&tx_pin
, TX_PIN_CFG_PA_PE_G0_EN
,
2103 rt2x00_set_field32(&tx_pin
, TX_PIN_CFG_PA_PE_A0_EN
, rf
->channel
> 14);
2105 rt2800_register_write(rt2x00dev
, TX_PIN_CFG
, tx_pin
);
2107 if (rt2x00_rt(rt2x00dev
, RT3572
))
2108 rt2800_rfcsr_write(rt2x00dev
, 8, 0x80);
2110 rt2800_bbp_read(rt2x00dev
, 4, &bbp
);
2111 rt2x00_set_field8(&bbp
, BBP4_BANDWIDTH
, 2 * conf_is_ht40(conf
));
2112 rt2800_bbp_write(rt2x00dev
, 4, bbp
);
2114 rt2800_bbp_read(rt2x00dev
, 3, &bbp
);
2115 rt2x00_set_field8(&bbp
, BBP3_HT40_MINUS
, conf_is_ht40_minus(conf
));
2116 rt2800_bbp_write(rt2x00dev
, 3, bbp
);
2118 if (rt2x00_rt_rev(rt2x00dev
, RT2860
, REV_RT2860C
)) {
2119 if (conf_is_ht40(conf
)) {
2120 rt2800_bbp_write(rt2x00dev
, 69, 0x1a);
2121 rt2800_bbp_write(rt2x00dev
, 70, 0x0a);
2122 rt2800_bbp_write(rt2x00dev
, 73, 0x16);
2124 rt2800_bbp_write(rt2x00dev
, 69, 0x16);
2125 rt2800_bbp_write(rt2x00dev
, 70, 0x08);
2126 rt2800_bbp_write(rt2x00dev
, 73, 0x11);
2133 * Clear channel statistic counters
2135 rt2800_register_read(rt2x00dev
, CH_IDLE_STA
, ®
);
2136 rt2800_register_read(rt2x00dev
, CH_BUSY_STA
, ®
);
2137 rt2800_register_read(rt2x00dev
, CH_BUSY_STA_SEC
, ®
);
2140 static int rt2800_get_gain_calibration_delta(struct rt2x00_dev
*rt2x00dev
)
2149 * Read TSSI boundaries for temperature compensation from
2152 * Array idx 0 1 2 3 4 5 6 7 8
2153 * Matching Delta value -4 -3 -2 -1 0 +1 +2 +3 +4
2154 * Example TSSI bounds 0xF0 0xD0 0xB5 0xA0 0x88 0x45 0x25 0x15 0x00
2156 if (rt2x00dev
->curr_band
== IEEE80211_BAND_2GHZ
) {
2157 rt2x00_eeprom_read(rt2x00dev
, EEPROM_TSSI_BOUND_BG1
, &eeprom
);
2158 tssi_bounds
[0] = rt2x00_get_field16(eeprom
,
2159 EEPROM_TSSI_BOUND_BG1_MINUS4
);
2160 tssi_bounds
[1] = rt2x00_get_field16(eeprom
,
2161 EEPROM_TSSI_BOUND_BG1_MINUS3
);
2163 rt2x00_eeprom_read(rt2x00dev
, EEPROM_TSSI_BOUND_BG2
, &eeprom
);
2164 tssi_bounds
[2] = rt2x00_get_field16(eeprom
,
2165 EEPROM_TSSI_BOUND_BG2_MINUS2
);
2166 tssi_bounds
[3] = rt2x00_get_field16(eeprom
,
2167 EEPROM_TSSI_BOUND_BG2_MINUS1
);
2169 rt2x00_eeprom_read(rt2x00dev
, EEPROM_TSSI_BOUND_BG3
, &eeprom
);
2170 tssi_bounds
[4] = rt2x00_get_field16(eeprom
,
2171 EEPROM_TSSI_BOUND_BG3_REF
);
2172 tssi_bounds
[5] = rt2x00_get_field16(eeprom
,
2173 EEPROM_TSSI_BOUND_BG3_PLUS1
);
2175 rt2x00_eeprom_read(rt2x00dev
, EEPROM_TSSI_BOUND_BG4
, &eeprom
);
2176 tssi_bounds
[6] = rt2x00_get_field16(eeprom
,
2177 EEPROM_TSSI_BOUND_BG4_PLUS2
);
2178 tssi_bounds
[7] = rt2x00_get_field16(eeprom
,
2179 EEPROM_TSSI_BOUND_BG4_PLUS3
);
2181 rt2x00_eeprom_read(rt2x00dev
, EEPROM_TSSI_BOUND_BG5
, &eeprom
);
2182 tssi_bounds
[8] = rt2x00_get_field16(eeprom
,
2183 EEPROM_TSSI_BOUND_BG5_PLUS4
);
2185 step
= rt2x00_get_field16(eeprom
,
2186 EEPROM_TSSI_BOUND_BG5_AGC_STEP
);
2188 rt2x00_eeprom_read(rt2x00dev
, EEPROM_TSSI_BOUND_A1
, &eeprom
);
2189 tssi_bounds
[0] = rt2x00_get_field16(eeprom
,
2190 EEPROM_TSSI_BOUND_A1_MINUS4
);
2191 tssi_bounds
[1] = rt2x00_get_field16(eeprom
,
2192 EEPROM_TSSI_BOUND_A1_MINUS3
);
2194 rt2x00_eeprom_read(rt2x00dev
, EEPROM_TSSI_BOUND_A2
, &eeprom
);
2195 tssi_bounds
[2] = rt2x00_get_field16(eeprom
,
2196 EEPROM_TSSI_BOUND_A2_MINUS2
);
2197 tssi_bounds
[3] = rt2x00_get_field16(eeprom
,
2198 EEPROM_TSSI_BOUND_A2_MINUS1
);
2200 rt2x00_eeprom_read(rt2x00dev
, EEPROM_TSSI_BOUND_A3
, &eeprom
);
2201 tssi_bounds
[4] = rt2x00_get_field16(eeprom
,
2202 EEPROM_TSSI_BOUND_A3_REF
);
2203 tssi_bounds
[5] = rt2x00_get_field16(eeprom
,
2204 EEPROM_TSSI_BOUND_A3_PLUS1
);
2206 rt2x00_eeprom_read(rt2x00dev
, EEPROM_TSSI_BOUND_A4
, &eeprom
);
2207 tssi_bounds
[6] = rt2x00_get_field16(eeprom
,
2208 EEPROM_TSSI_BOUND_A4_PLUS2
);
2209 tssi_bounds
[7] = rt2x00_get_field16(eeprom
,
2210 EEPROM_TSSI_BOUND_A4_PLUS3
);
2212 rt2x00_eeprom_read(rt2x00dev
, EEPROM_TSSI_BOUND_A5
, &eeprom
);
2213 tssi_bounds
[8] = rt2x00_get_field16(eeprom
,
2214 EEPROM_TSSI_BOUND_A5_PLUS4
);
2216 step
= rt2x00_get_field16(eeprom
,
2217 EEPROM_TSSI_BOUND_A5_AGC_STEP
);
2221 * Check if temperature compensation is supported.
2223 if (tssi_bounds
[4] == 0xff)
2227 * Read current TSSI (BBP 49).
2229 rt2800_bbp_read(rt2x00dev
, 49, ¤t_tssi
);
2232 * Compare TSSI value (BBP49) with the compensation boundaries
2233 * from the EEPROM and increase or decrease tx power.
2235 for (i
= 0; i
<= 3; i
++) {
2236 if (current_tssi
> tssi_bounds
[i
])
2241 for (i
= 8; i
>= 5; i
--) {
2242 if (current_tssi
< tssi_bounds
[i
])
2247 return (i
- 4) * step
;
2250 static int rt2800_get_txpower_bw_comp(struct rt2x00_dev
*rt2x00dev
,
2251 enum ieee80211_band band
)
2258 rt2x00_eeprom_read(rt2x00dev
, EEPROM_TXPOWER_DELTA
, &eeprom
);
2261 * HT40 compensation not required.
2263 if (eeprom
== 0xffff ||
2264 !test_bit(CONFIG_CHANNEL_HT40
, &rt2x00dev
->flags
))
2267 if (band
== IEEE80211_BAND_2GHZ
) {
2268 comp_en
= rt2x00_get_field16(eeprom
,
2269 EEPROM_TXPOWER_DELTA_ENABLE_2G
);
2271 comp_type
= rt2x00_get_field16(eeprom
,
2272 EEPROM_TXPOWER_DELTA_TYPE_2G
);
2273 comp_value
= rt2x00_get_field16(eeprom
,
2274 EEPROM_TXPOWER_DELTA_VALUE_2G
);
2276 comp_value
= -comp_value
;
2279 comp_en
= rt2x00_get_field16(eeprom
,
2280 EEPROM_TXPOWER_DELTA_ENABLE_5G
);
2282 comp_type
= rt2x00_get_field16(eeprom
,
2283 EEPROM_TXPOWER_DELTA_TYPE_5G
);
2284 comp_value
= rt2x00_get_field16(eeprom
,
2285 EEPROM_TXPOWER_DELTA_VALUE_5G
);
2287 comp_value
= -comp_value
;
2294 static u8
rt2800_compensate_txpower(struct rt2x00_dev
*rt2x00dev
, int is_rate_b
,
2295 enum ieee80211_band band
, int power_level
,
2296 u8 txpower
, int delta
)
2302 u8 eirp_txpower_criterion
;
2305 if (!((band
== IEEE80211_BAND_5GHZ
) && is_rate_b
))
2308 if (test_bit(CAPABILITY_POWER_LIMIT
, &rt2x00dev
->cap_flags
)) {
2310 * Check if eirp txpower exceed txpower_limit.
2311 * We use OFDM 6M as criterion and its eirp txpower
2312 * is stored at EEPROM_EIRP_MAX_TX_POWER.
2313 * .11b data rate need add additional 4dbm
2314 * when calculating eirp txpower.
2316 rt2800_register_read(rt2x00dev
, TX_PWR_CFG_0
, ®
);
2317 criterion
= rt2x00_get_field32(reg
, TX_PWR_CFG_0_6MBS
);
2319 rt2x00_eeprom_read(rt2x00dev
,
2320 EEPROM_EIRP_MAX_TX_POWER
, &eeprom
);
2322 if (band
== IEEE80211_BAND_2GHZ
)
2323 eirp_txpower_criterion
= rt2x00_get_field16(eeprom
,
2324 EEPROM_EIRP_MAX_TX_POWER_2GHZ
);
2326 eirp_txpower_criterion
= rt2x00_get_field16(eeprom
,
2327 EEPROM_EIRP_MAX_TX_POWER_5GHZ
);
2329 eirp_txpower
= eirp_txpower_criterion
+ (txpower
- criterion
) +
2330 (is_rate_b
? 4 : 0) + delta
;
2332 reg_limit
= (eirp_txpower
> power_level
) ?
2333 (eirp_txpower
- power_level
) : 0;
2337 return txpower
+ delta
- reg_limit
;
2340 static void rt2800_config_txpower(struct rt2x00_dev
*rt2x00dev
,
2341 enum ieee80211_band band
,
2353 * Calculate HT40 compensation delta
2355 delta
= rt2800_get_txpower_bw_comp(rt2x00dev
, band
);
2358 * calculate temperature compensation delta
2360 delta
+= rt2800_get_gain_calibration_delta(rt2x00dev
);
2363 * set to normal bbp tx power control mode: +/- 0dBm
2365 rt2800_bbp_read(rt2x00dev
, 1, &r1
);
2366 rt2x00_set_field8(&r1
, BBP1_TX_POWER_CTRL
, 0);
2367 rt2800_bbp_write(rt2x00dev
, 1, r1
);
2368 offset
= TX_PWR_CFG_0
;
2370 for (i
= 0; i
< EEPROM_TXPOWER_BYRATE_SIZE
; i
+= 2) {
2371 /* just to be safe */
2372 if (offset
> TX_PWR_CFG_4
)
2375 rt2800_register_read(rt2x00dev
, offset
, ®
);
2377 /* read the next four txpower values */
2378 rt2x00_eeprom_read(rt2x00dev
, EEPROM_TXPOWER_BYRATE
+ i
,
2381 is_rate_b
= i
? 0 : 1;
2383 * TX_PWR_CFG_0: 1MBS, TX_PWR_CFG_1: 24MBS,
2384 * TX_PWR_CFG_2: MCS4, TX_PWR_CFG_3: MCS12,
2385 * TX_PWR_CFG_4: unknown
2387 txpower
= rt2x00_get_field16(eeprom
,
2388 EEPROM_TXPOWER_BYRATE_RATE0
);
2389 txpower
= rt2800_compensate_txpower(rt2x00dev
, is_rate_b
, band
,
2390 power_level
, txpower
, delta
);
2391 rt2x00_set_field32(®
, TX_PWR_CFG_RATE0
, txpower
);
2394 * TX_PWR_CFG_0: 2MBS, TX_PWR_CFG_1: 36MBS,
2395 * TX_PWR_CFG_2: MCS5, TX_PWR_CFG_3: MCS13,
2396 * TX_PWR_CFG_4: unknown
2398 txpower
= rt2x00_get_field16(eeprom
,
2399 EEPROM_TXPOWER_BYRATE_RATE1
);
2400 txpower
= rt2800_compensate_txpower(rt2x00dev
, is_rate_b
, band
,
2401 power_level
, txpower
, delta
);
2402 rt2x00_set_field32(®
, TX_PWR_CFG_RATE1
, txpower
);
2405 * TX_PWR_CFG_0: 5.5MBS, TX_PWR_CFG_1: 48MBS,
2406 * TX_PWR_CFG_2: MCS6, TX_PWR_CFG_3: MCS14,
2407 * TX_PWR_CFG_4: unknown
2409 txpower
= rt2x00_get_field16(eeprom
,
2410 EEPROM_TXPOWER_BYRATE_RATE2
);
2411 txpower
= rt2800_compensate_txpower(rt2x00dev
, is_rate_b
, band
,
2412 power_level
, txpower
, delta
);
2413 rt2x00_set_field32(®
, TX_PWR_CFG_RATE2
, txpower
);
2416 * TX_PWR_CFG_0: 11MBS, TX_PWR_CFG_1: 54MBS,
2417 * TX_PWR_CFG_2: MCS7, TX_PWR_CFG_3: MCS15,
2418 * TX_PWR_CFG_4: unknown
2420 txpower
= rt2x00_get_field16(eeprom
,
2421 EEPROM_TXPOWER_BYRATE_RATE3
);
2422 txpower
= rt2800_compensate_txpower(rt2x00dev
, is_rate_b
, band
,
2423 power_level
, txpower
, delta
);
2424 rt2x00_set_field32(®
, TX_PWR_CFG_RATE3
, txpower
);
2426 /* read the next four txpower values */
2427 rt2x00_eeprom_read(rt2x00dev
, EEPROM_TXPOWER_BYRATE
+ i
+ 1,
2432 * TX_PWR_CFG_0: 6MBS, TX_PWR_CFG_1: MCS0,
2433 * TX_PWR_CFG_2: MCS8, TX_PWR_CFG_3: unknown,
2434 * TX_PWR_CFG_4: unknown
2436 txpower
= rt2x00_get_field16(eeprom
,
2437 EEPROM_TXPOWER_BYRATE_RATE0
);
2438 txpower
= rt2800_compensate_txpower(rt2x00dev
, is_rate_b
, band
,
2439 power_level
, txpower
, delta
);
2440 rt2x00_set_field32(®
, TX_PWR_CFG_RATE4
, txpower
);
2443 * TX_PWR_CFG_0: 9MBS, TX_PWR_CFG_1: MCS1,
2444 * TX_PWR_CFG_2: MCS9, TX_PWR_CFG_3: unknown,
2445 * TX_PWR_CFG_4: unknown
2447 txpower
= rt2x00_get_field16(eeprom
,
2448 EEPROM_TXPOWER_BYRATE_RATE1
);
2449 txpower
= rt2800_compensate_txpower(rt2x00dev
, is_rate_b
, band
,
2450 power_level
, txpower
, delta
);
2451 rt2x00_set_field32(®
, TX_PWR_CFG_RATE5
, txpower
);
2454 * TX_PWR_CFG_0: 12MBS, TX_PWR_CFG_1: MCS2,
2455 * TX_PWR_CFG_2: MCS10, TX_PWR_CFG_3: unknown,
2456 * TX_PWR_CFG_4: unknown
2458 txpower
= rt2x00_get_field16(eeprom
,
2459 EEPROM_TXPOWER_BYRATE_RATE2
);
2460 txpower
= rt2800_compensate_txpower(rt2x00dev
, is_rate_b
, band
,
2461 power_level
, txpower
, delta
);
2462 rt2x00_set_field32(®
, TX_PWR_CFG_RATE6
, txpower
);
2465 * TX_PWR_CFG_0: 18MBS, TX_PWR_CFG_1: MCS3,
2466 * TX_PWR_CFG_2: MCS11, TX_PWR_CFG_3: unknown,
2467 * TX_PWR_CFG_4: unknown
2469 txpower
= rt2x00_get_field16(eeprom
,
2470 EEPROM_TXPOWER_BYRATE_RATE3
);
2471 txpower
= rt2800_compensate_txpower(rt2x00dev
, is_rate_b
, band
,
2472 power_level
, txpower
, delta
);
2473 rt2x00_set_field32(®
, TX_PWR_CFG_RATE7
, txpower
);
2475 rt2800_register_write(rt2x00dev
, offset
, reg
);
2477 /* next TX_PWR_CFG register */
2482 void rt2800_gain_calibration(struct rt2x00_dev
*rt2x00dev
)
2484 rt2800_config_txpower(rt2x00dev
, rt2x00dev
->curr_band
,
2485 rt2x00dev
->tx_power
);
2487 EXPORT_SYMBOL_GPL(rt2800_gain_calibration
);
2489 static void rt2800_config_retry_limit(struct rt2x00_dev
*rt2x00dev
,
2490 struct rt2x00lib_conf
*libconf
)
2494 rt2800_register_read(rt2x00dev
, TX_RTY_CFG
, ®
);
2495 rt2x00_set_field32(®
, TX_RTY_CFG_SHORT_RTY_LIMIT
,
2496 libconf
->conf
->short_frame_max_tx_count
);
2497 rt2x00_set_field32(®
, TX_RTY_CFG_LONG_RTY_LIMIT
,
2498 libconf
->conf
->long_frame_max_tx_count
);
2499 rt2800_register_write(rt2x00dev
, TX_RTY_CFG
, reg
);
2502 static void rt2800_config_ps(struct rt2x00_dev
*rt2x00dev
,
2503 struct rt2x00lib_conf
*libconf
)
2505 enum dev_state state
=
2506 (libconf
->conf
->flags
& IEEE80211_CONF_PS
) ?
2507 STATE_SLEEP
: STATE_AWAKE
;
2510 if (state
== STATE_SLEEP
) {
2511 rt2800_register_write(rt2x00dev
, AUTOWAKEUP_CFG
, 0);
2513 rt2800_register_read(rt2x00dev
, AUTOWAKEUP_CFG
, ®
);
2514 rt2x00_set_field32(®
, AUTOWAKEUP_CFG_AUTO_LEAD_TIME
, 5);
2515 rt2x00_set_field32(®
, AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE
,
2516 libconf
->conf
->listen_interval
- 1);
2517 rt2x00_set_field32(®
, AUTOWAKEUP_CFG_AUTOWAKE
, 1);
2518 rt2800_register_write(rt2x00dev
, AUTOWAKEUP_CFG
, reg
);
2520 rt2x00dev
->ops
->lib
->set_device_state(rt2x00dev
, state
);
2522 rt2800_register_read(rt2x00dev
, AUTOWAKEUP_CFG
, ®
);
2523 rt2x00_set_field32(®
, AUTOWAKEUP_CFG_AUTO_LEAD_TIME
, 0);
2524 rt2x00_set_field32(®
, AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE
, 0);
2525 rt2x00_set_field32(®
, AUTOWAKEUP_CFG_AUTOWAKE
, 0);
2526 rt2800_register_write(rt2x00dev
, AUTOWAKEUP_CFG
, reg
);
2528 rt2x00dev
->ops
->lib
->set_device_state(rt2x00dev
, state
);
2532 void rt2800_config(struct rt2x00_dev
*rt2x00dev
,
2533 struct rt2x00lib_conf
*libconf
,
2534 const unsigned int flags
)
2536 /* Always recalculate LNA gain before changing configuration */
2537 rt2800_config_lna_gain(rt2x00dev
, libconf
);
2539 if (flags
& IEEE80211_CONF_CHANGE_CHANNEL
) {
2540 rt2800_config_channel(rt2x00dev
, libconf
->conf
,
2541 &libconf
->rf
, &libconf
->channel
);
2542 rt2800_config_txpower(rt2x00dev
, libconf
->conf
->channel
->band
,
2543 libconf
->conf
->power_level
);
2545 if (flags
& IEEE80211_CONF_CHANGE_POWER
)
2546 rt2800_config_txpower(rt2x00dev
, libconf
->conf
->channel
->band
,
2547 libconf
->conf
->power_level
);
2548 if (flags
& IEEE80211_CONF_CHANGE_RETRY_LIMITS
)
2549 rt2800_config_retry_limit(rt2x00dev
, libconf
);
2550 if (flags
& IEEE80211_CONF_CHANGE_PS
)
2551 rt2800_config_ps(rt2x00dev
, libconf
);
2553 EXPORT_SYMBOL_GPL(rt2800_config
);
2558 void rt2800_link_stats(struct rt2x00_dev
*rt2x00dev
, struct link_qual
*qual
)
2563 * Update FCS error count from register.
2565 rt2800_register_read(rt2x00dev
, RX_STA_CNT0
, ®
);
2566 qual
->rx_failed
= rt2x00_get_field32(reg
, RX_STA_CNT0_CRC_ERR
);
2568 EXPORT_SYMBOL_GPL(rt2800_link_stats
);
2570 static u8
rt2800_get_default_vgc(struct rt2x00_dev
*rt2x00dev
)
2572 if (rt2x00dev
->curr_band
== IEEE80211_BAND_2GHZ
) {
2573 if (rt2x00_rt(rt2x00dev
, RT3070
) ||
2574 rt2x00_rt(rt2x00dev
, RT3071
) ||
2575 rt2x00_rt(rt2x00dev
, RT3090
) ||
2576 rt2x00_rt(rt2x00dev
, RT3390
) ||
2577 rt2x00_rt(rt2x00dev
, RT5390
))
2578 return 0x1c + (2 * rt2x00dev
->lna_gain
);
2580 return 0x2e + rt2x00dev
->lna_gain
;
2583 if (!test_bit(CONFIG_CHANNEL_HT40
, &rt2x00dev
->flags
))
2584 return 0x32 + (rt2x00dev
->lna_gain
* 5) / 3;
2586 return 0x3a + (rt2x00dev
->lna_gain
* 5) / 3;
2589 static inline void rt2800_set_vgc(struct rt2x00_dev
*rt2x00dev
,
2590 struct link_qual
*qual
, u8 vgc_level
)
2592 if (qual
->vgc_level
!= vgc_level
) {
2593 rt2800_bbp_write(rt2x00dev
, 66, vgc_level
);
2594 qual
->vgc_level
= vgc_level
;
2595 qual
->vgc_level_reg
= vgc_level
;
2599 void rt2800_reset_tuner(struct rt2x00_dev
*rt2x00dev
, struct link_qual
*qual
)
2601 rt2800_set_vgc(rt2x00dev
, qual
, rt2800_get_default_vgc(rt2x00dev
));
2603 EXPORT_SYMBOL_GPL(rt2800_reset_tuner
);
2605 void rt2800_link_tuner(struct rt2x00_dev
*rt2x00dev
, struct link_qual
*qual
,
2608 if (rt2x00_rt_rev(rt2x00dev
, RT2860
, REV_RT2860C
))
2612 * When RSSI is better then -80 increase VGC level with 0x10
2614 rt2800_set_vgc(rt2x00dev
, qual
,
2615 rt2800_get_default_vgc(rt2x00dev
) +
2616 ((qual
->rssi
> -80) * 0x10));
2618 EXPORT_SYMBOL_GPL(rt2800_link_tuner
);
2621 * Initialization functions.
2623 static int rt2800_init_registers(struct rt2x00_dev
*rt2x00dev
)
2630 rt2800_register_read(rt2x00dev
, WPDMA_GLO_CFG
, ®
);
2631 rt2x00_set_field32(®
, WPDMA_GLO_CFG_ENABLE_TX_DMA
, 0);
2632 rt2x00_set_field32(®
, WPDMA_GLO_CFG_TX_DMA_BUSY
, 0);
2633 rt2x00_set_field32(®
, WPDMA_GLO_CFG_ENABLE_RX_DMA
, 0);
2634 rt2x00_set_field32(®
, WPDMA_GLO_CFG_RX_DMA_BUSY
, 0);
2635 rt2x00_set_field32(®
, WPDMA_GLO_CFG_TX_WRITEBACK_DONE
, 1);
2636 rt2800_register_write(rt2x00dev
, WPDMA_GLO_CFG
, reg
);
2638 ret
= rt2800_drv_init_registers(rt2x00dev
);
2642 rt2800_register_read(rt2x00dev
, BCN_OFFSET0
, ®
);
2643 rt2x00_set_field32(®
, BCN_OFFSET0_BCN0
, 0xe0); /* 0x3800 */
2644 rt2x00_set_field32(®
, BCN_OFFSET0_BCN1
, 0xe8); /* 0x3a00 */
2645 rt2x00_set_field32(®
, BCN_OFFSET0_BCN2
, 0xf0); /* 0x3c00 */
2646 rt2x00_set_field32(®
, BCN_OFFSET0_BCN3
, 0xf8); /* 0x3e00 */
2647 rt2800_register_write(rt2x00dev
, BCN_OFFSET0
, reg
);
2649 rt2800_register_read(rt2x00dev
, BCN_OFFSET1
, ®
);
2650 rt2x00_set_field32(®
, BCN_OFFSET1_BCN4
, 0xc8); /* 0x3200 */
2651 rt2x00_set_field32(®
, BCN_OFFSET1_BCN5
, 0xd0); /* 0x3400 */
2652 rt2x00_set_field32(®
, BCN_OFFSET1_BCN6
, 0x77); /* 0x1dc0 */
2653 rt2x00_set_field32(®
, BCN_OFFSET1_BCN7
, 0x6f); /* 0x1bc0 */
2654 rt2800_register_write(rt2x00dev
, BCN_OFFSET1
, reg
);
2656 rt2800_register_write(rt2x00dev
, LEGACY_BASIC_RATE
, 0x0000013f);
2657 rt2800_register_write(rt2x00dev
, HT_BASIC_RATE
, 0x00008003);
2659 rt2800_register_write(rt2x00dev
, MAC_SYS_CTRL
, 0x00000000);
2661 rt2800_register_read(rt2x00dev
, BCN_TIME_CFG
, ®
);
2662 rt2x00_set_field32(®
, BCN_TIME_CFG_BEACON_INTERVAL
, 1600);
2663 rt2x00_set_field32(®
, BCN_TIME_CFG_TSF_TICKING
, 0);
2664 rt2x00_set_field32(®
, BCN_TIME_CFG_TSF_SYNC
, 0);
2665 rt2x00_set_field32(®
, BCN_TIME_CFG_TBTT_ENABLE
, 0);
2666 rt2x00_set_field32(®
, BCN_TIME_CFG_BEACON_GEN
, 0);
2667 rt2x00_set_field32(®
, BCN_TIME_CFG_TX_TIME_COMPENSATE
, 0);
2668 rt2800_register_write(rt2x00dev
, BCN_TIME_CFG
, reg
);
2670 rt2800_config_filter(rt2x00dev
, FIF_ALLMULTI
);
2672 rt2800_register_read(rt2x00dev
, BKOFF_SLOT_CFG
, ®
);
2673 rt2x00_set_field32(®
, BKOFF_SLOT_CFG_SLOT_TIME
, 9);
2674 rt2x00_set_field32(®
, BKOFF_SLOT_CFG_CC_DELAY_TIME
, 2);
2675 rt2800_register_write(rt2x00dev
, BKOFF_SLOT_CFG
, reg
);
2677 if (rt2x00_rt(rt2x00dev
, RT3071
) ||
2678 rt2x00_rt(rt2x00dev
, RT3090
) ||
2679 rt2x00_rt(rt2x00dev
, RT3390
)) {
2680 rt2800_register_write(rt2x00dev
, TX_SW_CFG0
, 0x00000400);
2681 rt2800_register_write(rt2x00dev
, TX_SW_CFG1
, 0x00000000);
2682 if (rt2x00_rt_rev_lt(rt2x00dev
, RT3071
, REV_RT3071E
) ||
2683 rt2x00_rt_rev_lt(rt2x00dev
, RT3090
, REV_RT3090E
) ||
2684 rt2x00_rt_rev_lt(rt2x00dev
, RT3390
, REV_RT3390E
)) {
2685 rt2x00_eeprom_read(rt2x00dev
, EEPROM_NIC_CONF1
, &eeprom
);
2686 if (rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF1_DAC_TEST
))
2687 rt2800_register_write(rt2x00dev
, TX_SW_CFG2
,
2690 rt2800_register_write(rt2x00dev
, TX_SW_CFG2
,
2693 rt2800_register_write(rt2x00dev
, TX_SW_CFG2
, 0x00000000);
2695 } else if (rt2x00_rt(rt2x00dev
, RT3070
)) {
2696 rt2800_register_write(rt2x00dev
, TX_SW_CFG0
, 0x00000400);
2698 if (rt2x00_rt_rev_lt(rt2x00dev
, RT3070
, REV_RT3070F
)) {
2699 rt2800_register_write(rt2x00dev
, TX_SW_CFG1
, 0x00000000);
2700 rt2800_register_write(rt2x00dev
, TX_SW_CFG2
, 0x0000002c);
2702 rt2800_register_write(rt2x00dev
, TX_SW_CFG1
, 0x00080606);
2703 rt2800_register_write(rt2x00dev
, TX_SW_CFG2
, 0x00000000);
2705 } else if (rt2800_is_305x_soc(rt2x00dev
)) {
2706 rt2800_register_write(rt2x00dev
, TX_SW_CFG0
, 0x00000400);
2707 rt2800_register_write(rt2x00dev
, TX_SW_CFG1
, 0x00000000);
2708 rt2800_register_write(rt2x00dev
, TX_SW_CFG2
, 0x00000030);
2709 } else if (rt2x00_rt(rt2x00dev
, RT3572
)) {
2710 rt2800_register_write(rt2x00dev
, TX_SW_CFG0
, 0x00000400);
2711 rt2800_register_write(rt2x00dev
, TX_SW_CFG1
, 0x00080606);
2712 } else if (rt2x00_rt(rt2x00dev
, RT5390
)) {
2713 rt2800_register_write(rt2x00dev
, TX_SW_CFG0
, 0x00000404);
2714 rt2800_register_write(rt2x00dev
, TX_SW_CFG1
, 0x00080606);
2715 rt2800_register_write(rt2x00dev
, TX_SW_CFG2
, 0x00000000);
2717 rt2800_register_write(rt2x00dev
, TX_SW_CFG0
, 0x00000000);
2718 rt2800_register_write(rt2x00dev
, TX_SW_CFG1
, 0x00080606);
2721 rt2800_register_read(rt2x00dev
, TX_LINK_CFG
, ®
);
2722 rt2x00_set_field32(®
, TX_LINK_CFG_REMOTE_MFB_LIFETIME
, 32);
2723 rt2x00_set_field32(®
, TX_LINK_CFG_MFB_ENABLE
, 0);
2724 rt2x00_set_field32(®
, TX_LINK_CFG_REMOTE_UMFS_ENABLE
, 0);
2725 rt2x00_set_field32(®
, TX_LINK_CFG_TX_MRQ_EN
, 0);
2726 rt2x00_set_field32(®
, TX_LINK_CFG_TX_RDG_EN
, 0);
2727 rt2x00_set_field32(®
, TX_LINK_CFG_TX_CF_ACK_EN
, 1);
2728 rt2x00_set_field32(®
, TX_LINK_CFG_REMOTE_MFB
, 0);
2729 rt2x00_set_field32(®
, TX_LINK_CFG_REMOTE_MFS
, 0);
2730 rt2800_register_write(rt2x00dev
, TX_LINK_CFG
, reg
);
2732 rt2800_register_read(rt2x00dev
, TX_TIMEOUT_CFG
, ®
);
2733 rt2x00_set_field32(®
, TX_TIMEOUT_CFG_MPDU_LIFETIME
, 9);
2734 rt2x00_set_field32(®
, TX_TIMEOUT_CFG_RX_ACK_TIMEOUT
, 32);
2735 rt2x00_set_field32(®
, TX_TIMEOUT_CFG_TX_OP_TIMEOUT
, 10);
2736 rt2800_register_write(rt2x00dev
, TX_TIMEOUT_CFG
, reg
);
2738 rt2800_register_read(rt2x00dev
, MAX_LEN_CFG
, ®
);
2739 rt2x00_set_field32(®
, MAX_LEN_CFG_MAX_MPDU
, AGGREGATION_SIZE
);
2740 if (rt2x00_rt_rev_gte(rt2x00dev
, RT2872
, REV_RT2872E
) ||
2741 rt2x00_rt(rt2x00dev
, RT2883
) ||
2742 rt2x00_rt_rev_lt(rt2x00dev
, RT3070
, REV_RT3070E
))
2743 rt2x00_set_field32(®
, MAX_LEN_CFG_MAX_PSDU
, 2);
2745 rt2x00_set_field32(®
, MAX_LEN_CFG_MAX_PSDU
, 1);
2746 rt2x00_set_field32(®
, MAX_LEN_CFG_MIN_PSDU
, 0);
2747 rt2x00_set_field32(®
, MAX_LEN_CFG_MIN_MPDU
, 0);
2748 rt2800_register_write(rt2x00dev
, MAX_LEN_CFG
, reg
);
2750 rt2800_register_read(rt2x00dev
, LED_CFG
, ®
);
2751 rt2x00_set_field32(®
, LED_CFG_ON_PERIOD
, 70);
2752 rt2x00_set_field32(®
, LED_CFG_OFF_PERIOD
, 30);
2753 rt2x00_set_field32(®
, LED_CFG_SLOW_BLINK_PERIOD
, 3);
2754 rt2x00_set_field32(®
, LED_CFG_R_LED_MODE
, 3);
2755 rt2x00_set_field32(®
, LED_CFG_G_LED_MODE
, 3);
2756 rt2x00_set_field32(®
, LED_CFG_Y_LED_MODE
, 3);
2757 rt2x00_set_field32(®
, LED_CFG_LED_POLAR
, 1);
2758 rt2800_register_write(rt2x00dev
, LED_CFG
, reg
);
2760 rt2800_register_write(rt2x00dev
, PBF_MAX_PCNT
, 0x1f3fbf9f);
2762 rt2800_register_read(rt2x00dev
, TX_RTY_CFG
, ®
);
2763 rt2x00_set_field32(®
, TX_RTY_CFG_SHORT_RTY_LIMIT
, 15);
2764 rt2x00_set_field32(®
, TX_RTY_CFG_LONG_RTY_LIMIT
, 31);
2765 rt2x00_set_field32(®
, TX_RTY_CFG_LONG_RTY_THRE
, 2000);
2766 rt2x00_set_field32(®
, TX_RTY_CFG_NON_AGG_RTY_MODE
, 0);
2767 rt2x00_set_field32(®
, TX_RTY_CFG_AGG_RTY_MODE
, 0);
2768 rt2x00_set_field32(®
, TX_RTY_CFG_TX_AUTO_FB_ENABLE
, 1);
2769 rt2800_register_write(rt2x00dev
, TX_RTY_CFG
, reg
);
2771 rt2800_register_read(rt2x00dev
, AUTO_RSP_CFG
, ®
);
2772 rt2x00_set_field32(®
, AUTO_RSP_CFG_AUTORESPONDER
, 1);
2773 rt2x00_set_field32(®
, AUTO_RSP_CFG_BAC_ACK_POLICY
, 1);
2774 rt2x00_set_field32(®
, AUTO_RSP_CFG_CTS_40_MMODE
, 0);
2775 rt2x00_set_field32(®
, AUTO_RSP_CFG_CTS_40_MREF
, 0);
2776 rt2x00_set_field32(®
, AUTO_RSP_CFG_AR_PREAMBLE
, 1);
2777 rt2x00_set_field32(®
, AUTO_RSP_CFG_DUAL_CTS_EN
, 0);
2778 rt2x00_set_field32(®
, AUTO_RSP_CFG_ACK_CTS_PSM_BIT
, 0);
2779 rt2800_register_write(rt2x00dev
, AUTO_RSP_CFG
, reg
);
2781 rt2800_register_read(rt2x00dev
, CCK_PROT_CFG
, ®
);
2782 rt2x00_set_field32(®
, CCK_PROT_CFG_PROTECT_RATE
, 3);
2783 rt2x00_set_field32(®
, CCK_PROT_CFG_PROTECT_CTRL
, 0);
2784 rt2x00_set_field32(®
, CCK_PROT_CFG_PROTECT_NAV_SHORT
, 1);
2785 rt2x00_set_field32(®
, CCK_PROT_CFG_TX_OP_ALLOW_CCK
, 1);
2786 rt2x00_set_field32(®
, CCK_PROT_CFG_TX_OP_ALLOW_OFDM
, 1);
2787 rt2x00_set_field32(®
, CCK_PROT_CFG_TX_OP_ALLOW_MM20
, 1);
2788 rt2x00_set_field32(®
, CCK_PROT_CFG_TX_OP_ALLOW_MM40
, 0);
2789 rt2x00_set_field32(®
, CCK_PROT_CFG_TX_OP_ALLOW_GF20
, 1);
2790 rt2x00_set_field32(®
, CCK_PROT_CFG_TX_OP_ALLOW_GF40
, 0);
2791 rt2x00_set_field32(®
, CCK_PROT_CFG_RTS_TH_EN
, 1);
2792 rt2800_register_write(rt2x00dev
, CCK_PROT_CFG
, reg
);
2794 rt2800_register_read(rt2x00dev
, OFDM_PROT_CFG
, ®
);
2795 rt2x00_set_field32(®
, OFDM_PROT_CFG_PROTECT_RATE
, 3);
2796 rt2x00_set_field32(®
, OFDM_PROT_CFG_PROTECT_CTRL
, 0);
2797 rt2x00_set_field32(®
, OFDM_PROT_CFG_PROTECT_NAV_SHORT
, 1);
2798 rt2x00_set_field32(®
, OFDM_PROT_CFG_TX_OP_ALLOW_CCK
, 1);
2799 rt2x00_set_field32(®
, OFDM_PROT_CFG_TX_OP_ALLOW_OFDM
, 1);
2800 rt2x00_set_field32(®
, OFDM_PROT_CFG_TX_OP_ALLOW_MM20
, 1);
2801 rt2x00_set_field32(®
, OFDM_PROT_CFG_TX_OP_ALLOW_MM40
, 0);
2802 rt2x00_set_field32(®
, OFDM_PROT_CFG_TX_OP_ALLOW_GF20
, 1);
2803 rt2x00_set_field32(®
, OFDM_PROT_CFG_TX_OP_ALLOW_GF40
, 0);
2804 rt2x00_set_field32(®
, OFDM_PROT_CFG_RTS_TH_EN
, 1);
2805 rt2800_register_write(rt2x00dev
, OFDM_PROT_CFG
, reg
);
2807 rt2800_register_read(rt2x00dev
, MM20_PROT_CFG
, ®
);
2808 rt2x00_set_field32(®
, MM20_PROT_CFG_PROTECT_RATE
, 0x4004);
2809 rt2x00_set_field32(®
, MM20_PROT_CFG_PROTECT_CTRL
, 0);
2810 rt2x00_set_field32(®
, MM20_PROT_CFG_PROTECT_NAV_SHORT
, 1);
2811 rt2x00_set_field32(®
, MM20_PROT_CFG_TX_OP_ALLOW_CCK
, 1);
2812 rt2x00_set_field32(®
, MM20_PROT_CFG_TX_OP_ALLOW_OFDM
, 1);
2813 rt2x00_set_field32(®
, MM20_PROT_CFG_TX_OP_ALLOW_MM20
, 1);
2814 rt2x00_set_field32(®
, MM20_PROT_CFG_TX_OP_ALLOW_MM40
, 0);
2815 rt2x00_set_field32(®
, MM20_PROT_CFG_TX_OP_ALLOW_GF20
, 1);
2816 rt2x00_set_field32(®
, MM20_PROT_CFG_TX_OP_ALLOW_GF40
, 0);
2817 rt2x00_set_field32(®
, MM20_PROT_CFG_RTS_TH_EN
, 0);
2818 rt2800_register_write(rt2x00dev
, MM20_PROT_CFG
, reg
);
2820 rt2800_register_read(rt2x00dev
, MM40_PROT_CFG
, ®
);
2821 rt2x00_set_field32(®
, MM40_PROT_CFG_PROTECT_RATE
, 0x4084);
2822 rt2x00_set_field32(®
, MM40_PROT_CFG_PROTECT_CTRL
, 0);
2823 rt2x00_set_field32(®
, MM40_PROT_CFG_PROTECT_NAV_SHORT
, 1);
2824 rt2x00_set_field32(®
, MM40_PROT_CFG_TX_OP_ALLOW_CCK
, 1);
2825 rt2x00_set_field32(®
, MM40_PROT_CFG_TX_OP_ALLOW_OFDM
, 1);
2826 rt2x00_set_field32(®
, MM40_PROT_CFG_TX_OP_ALLOW_MM20
, 1);
2827 rt2x00_set_field32(®
, MM40_PROT_CFG_TX_OP_ALLOW_MM40
, 1);
2828 rt2x00_set_field32(®
, MM40_PROT_CFG_TX_OP_ALLOW_GF20
, 1);
2829 rt2x00_set_field32(®
, MM40_PROT_CFG_TX_OP_ALLOW_GF40
, 1);
2830 rt2x00_set_field32(®
, MM40_PROT_CFG_RTS_TH_EN
, 0);
2831 rt2800_register_write(rt2x00dev
, MM40_PROT_CFG
, reg
);
2833 rt2800_register_read(rt2x00dev
, GF20_PROT_CFG
, ®
);
2834 rt2x00_set_field32(®
, GF20_PROT_CFG_PROTECT_RATE
, 0x4004);
2835 rt2x00_set_field32(®
, GF20_PROT_CFG_PROTECT_CTRL
, 0);
2836 rt2x00_set_field32(®
, GF20_PROT_CFG_PROTECT_NAV_SHORT
, 1);
2837 rt2x00_set_field32(®
, GF20_PROT_CFG_TX_OP_ALLOW_CCK
, 1);
2838 rt2x00_set_field32(®
, GF20_PROT_CFG_TX_OP_ALLOW_OFDM
, 1);
2839 rt2x00_set_field32(®
, GF20_PROT_CFG_TX_OP_ALLOW_MM20
, 1);
2840 rt2x00_set_field32(®
, GF20_PROT_CFG_TX_OP_ALLOW_MM40
, 0);
2841 rt2x00_set_field32(®
, GF20_PROT_CFG_TX_OP_ALLOW_GF20
, 1);
2842 rt2x00_set_field32(®
, GF20_PROT_CFG_TX_OP_ALLOW_GF40
, 0);
2843 rt2x00_set_field32(®
, GF20_PROT_CFG_RTS_TH_EN
, 0);
2844 rt2800_register_write(rt2x00dev
, GF20_PROT_CFG
, reg
);
2846 rt2800_register_read(rt2x00dev
, GF40_PROT_CFG
, ®
);
2847 rt2x00_set_field32(®
, GF40_PROT_CFG_PROTECT_RATE
, 0x4084);
2848 rt2x00_set_field32(®
, GF40_PROT_CFG_PROTECT_CTRL
, 0);
2849 rt2x00_set_field32(®
, GF40_PROT_CFG_PROTECT_NAV_SHORT
, 1);
2850 rt2x00_set_field32(®
, GF40_PROT_CFG_TX_OP_ALLOW_CCK
, 1);
2851 rt2x00_set_field32(®
, GF40_PROT_CFG_TX_OP_ALLOW_OFDM
, 1);
2852 rt2x00_set_field32(®
, GF40_PROT_CFG_TX_OP_ALLOW_MM20
, 1);
2853 rt2x00_set_field32(®
, GF40_PROT_CFG_TX_OP_ALLOW_MM40
, 1);
2854 rt2x00_set_field32(®
, GF40_PROT_CFG_TX_OP_ALLOW_GF20
, 1);
2855 rt2x00_set_field32(®
, GF40_PROT_CFG_TX_OP_ALLOW_GF40
, 1);
2856 rt2x00_set_field32(®
, GF40_PROT_CFG_RTS_TH_EN
, 0);
2857 rt2800_register_write(rt2x00dev
, GF40_PROT_CFG
, reg
);
2859 if (rt2x00_is_usb(rt2x00dev
)) {
2860 rt2800_register_write(rt2x00dev
, PBF_CFG
, 0xf40006);
2862 rt2800_register_read(rt2x00dev
, WPDMA_GLO_CFG
, ®
);
2863 rt2x00_set_field32(®
, WPDMA_GLO_CFG_ENABLE_TX_DMA
, 0);
2864 rt2x00_set_field32(®
, WPDMA_GLO_CFG_TX_DMA_BUSY
, 0);
2865 rt2x00_set_field32(®
, WPDMA_GLO_CFG_ENABLE_RX_DMA
, 0);
2866 rt2x00_set_field32(®
, WPDMA_GLO_CFG_RX_DMA_BUSY
, 0);
2867 rt2x00_set_field32(®
, WPDMA_GLO_CFG_WP_DMA_BURST_SIZE
, 3);
2868 rt2x00_set_field32(®
, WPDMA_GLO_CFG_TX_WRITEBACK_DONE
, 0);
2869 rt2x00_set_field32(®
, WPDMA_GLO_CFG_BIG_ENDIAN
, 0);
2870 rt2x00_set_field32(®
, WPDMA_GLO_CFG_RX_HDR_SCATTER
, 0);
2871 rt2x00_set_field32(®
, WPDMA_GLO_CFG_HDR_SEG_LEN
, 0);
2872 rt2800_register_write(rt2x00dev
, WPDMA_GLO_CFG
, reg
);
2876 * The legacy driver also sets TXOP_CTRL_CFG_RESERVED_TRUN_EN to 1
2877 * although it is reserved.
2879 rt2800_register_read(rt2x00dev
, TXOP_CTRL_CFG
, ®
);
2880 rt2x00_set_field32(®
, TXOP_CTRL_CFG_TIMEOUT_TRUN_EN
, 1);
2881 rt2x00_set_field32(®
, TXOP_CTRL_CFG_AC_TRUN_EN
, 1);
2882 rt2x00_set_field32(®
, TXOP_CTRL_CFG_TXRATEGRP_TRUN_EN
, 1);
2883 rt2x00_set_field32(®
, TXOP_CTRL_CFG_USER_MODE_TRUN_EN
, 1);
2884 rt2x00_set_field32(®
, TXOP_CTRL_CFG_MIMO_PS_TRUN_EN
, 1);
2885 rt2x00_set_field32(®
, TXOP_CTRL_CFG_RESERVED_TRUN_EN
, 1);
2886 rt2x00_set_field32(®
, TXOP_CTRL_CFG_LSIG_TXOP_EN
, 0);
2887 rt2x00_set_field32(®
, TXOP_CTRL_CFG_EXT_CCA_EN
, 0);
2888 rt2x00_set_field32(®
, TXOP_CTRL_CFG_EXT_CCA_DLY
, 88);
2889 rt2x00_set_field32(®
, TXOP_CTRL_CFG_EXT_CWMIN
, 0);
2890 rt2800_register_write(rt2x00dev
, TXOP_CTRL_CFG
, reg
);
2892 rt2800_register_write(rt2x00dev
, TXOP_HLDR_ET
, 0x00000002);
2894 rt2800_register_read(rt2x00dev
, TX_RTS_CFG
, ®
);
2895 rt2x00_set_field32(®
, TX_RTS_CFG_AUTO_RTS_RETRY_LIMIT
, 32);
2896 rt2x00_set_field32(®
, TX_RTS_CFG_RTS_THRES
,
2897 IEEE80211_MAX_RTS_THRESHOLD
);
2898 rt2x00_set_field32(®
, TX_RTS_CFG_RTS_FBK_EN
, 0);
2899 rt2800_register_write(rt2x00dev
, TX_RTS_CFG
, reg
);
2901 rt2800_register_write(rt2x00dev
, EXP_ACK_TIME
, 0x002400ca);
2904 * Usually the CCK SIFS time should be set to 10 and the OFDM SIFS
2905 * time should be set to 16. However, the original Ralink driver uses
2906 * 16 for both and indeed using a value of 10 for CCK SIFS results in
2907 * connection problems with 11g + CTS protection. Hence, use the same
2908 * defaults as the Ralink driver: 16 for both, CCK and OFDM SIFS.
2910 rt2800_register_read(rt2x00dev
, XIFS_TIME_CFG
, ®
);
2911 rt2x00_set_field32(®
, XIFS_TIME_CFG_CCKM_SIFS_TIME
, 16);
2912 rt2x00_set_field32(®
, XIFS_TIME_CFG_OFDM_SIFS_TIME
, 16);
2913 rt2x00_set_field32(®
, XIFS_TIME_CFG_OFDM_XIFS_TIME
, 4);
2914 rt2x00_set_field32(®
, XIFS_TIME_CFG_EIFS
, 314);
2915 rt2x00_set_field32(®
, XIFS_TIME_CFG_BB_RXEND_ENABLE
, 1);
2916 rt2800_register_write(rt2x00dev
, XIFS_TIME_CFG
, reg
);
2918 rt2800_register_write(rt2x00dev
, PWR_PIN_CFG
, 0x00000003);
2921 * ASIC will keep garbage value after boot, clear encryption keys.
2923 for (i
= 0; i
< 4; i
++)
2924 rt2800_register_write(rt2x00dev
,
2925 SHARED_KEY_MODE_ENTRY(i
), 0);
2927 for (i
= 0; i
< 256; i
++) {
2928 rt2800_config_wcid(rt2x00dev
, NULL
, i
);
2929 rt2800_delete_wcid_attr(rt2x00dev
, i
);
2930 rt2800_register_write(rt2x00dev
, MAC_IVEIV_ENTRY(i
), 0);
2936 rt2800_clear_beacon_register(rt2x00dev
, HW_BEACON_BASE0
);
2937 rt2800_clear_beacon_register(rt2x00dev
, HW_BEACON_BASE1
);
2938 rt2800_clear_beacon_register(rt2x00dev
, HW_BEACON_BASE2
);
2939 rt2800_clear_beacon_register(rt2x00dev
, HW_BEACON_BASE3
);
2940 rt2800_clear_beacon_register(rt2x00dev
, HW_BEACON_BASE4
);
2941 rt2800_clear_beacon_register(rt2x00dev
, HW_BEACON_BASE5
);
2942 rt2800_clear_beacon_register(rt2x00dev
, HW_BEACON_BASE6
);
2943 rt2800_clear_beacon_register(rt2x00dev
, HW_BEACON_BASE7
);
2945 if (rt2x00_is_usb(rt2x00dev
)) {
2946 rt2800_register_read(rt2x00dev
, US_CYC_CNT
, ®
);
2947 rt2x00_set_field32(®
, US_CYC_CNT_CLOCK_CYCLE
, 30);
2948 rt2800_register_write(rt2x00dev
, US_CYC_CNT
, reg
);
2949 } else if (rt2x00_is_pcie(rt2x00dev
)) {
2950 rt2800_register_read(rt2x00dev
, US_CYC_CNT
, ®
);
2951 rt2x00_set_field32(®
, US_CYC_CNT_CLOCK_CYCLE
, 125);
2952 rt2800_register_write(rt2x00dev
, US_CYC_CNT
, reg
);
2955 rt2800_register_read(rt2x00dev
, HT_FBK_CFG0
, ®
);
2956 rt2x00_set_field32(®
, HT_FBK_CFG0_HTMCS0FBK
, 0);
2957 rt2x00_set_field32(®
, HT_FBK_CFG0_HTMCS1FBK
, 0);
2958 rt2x00_set_field32(®
, HT_FBK_CFG0_HTMCS2FBK
, 1);
2959 rt2x00_set_field32(®
, HT_FBK_CFG0_HTMCS3FBK
, 2);
2960 rt2x00_set_field32(®
, HT_FBK_CFG0_HTMCS4FBK
, 3);
2961 rt2x00_set_field32(®
, HT_FBK_CFG0_HTMCS5FBK
, 4);
2962 rt2x00_set_field32(®
, HT_FBK_CFG0_HTMCS6FBK
, 5);
2963 rt2x00_set_field32(®
, HT_FBK_CFG0_HTMCS7FBK
, 6);
2964 rt2800_register_write(rt2x00dev
, HT_FBK_CFG0
, reg
);
2966 rt2800_register_read(rt2x00dev
, HT_FBK_CFG1
, ®
);
2967 rt2x00_set_field32(®
, HT_FBK_CFG1_HTMCS8FBK
, 8);
2968 rt2x00_set_field32(®
, HT_FBK_CFG1_HTMCS9FBK
, 8);
2969 rt2x00_set_field32(®
, HT_FBK_CFG1_HTMCS10FBK
, 9);
2970 rt2x00_set_field32(®
, HT_FBK_CFG1_HTMCS11FBK
, 10);
2971 rt2x00_set_field32(®
, HT_FBK_CFG1_HTMCS12FBK
, 11);
2972 rt2x00_set_field32(®
, HT_FBK_CFG1_HTMCS13FBK
, 12);
2973 rt2x00_set_field32(®
, HT_FBK_CFG1_HTMCS14FBK
, 13);
2974 rt2x00_set_field32(®
, HT_FBK_CFG1_HTMCS15FBK
, 14);
2975 rt2800_register_write(rt2x00dev
, HT_FBK_CFG1
, reg
);
2977 rt2800_register_read(rt2x00dev
, LG_FBK_CFG0
, ®
);
2978 rt2x00_set_field32(®
, LG_FBK_CFG0_OFDMMCS0FBK
, 8);
2979 rt2x00_set_field32(®
, LG_FBK_CFG0_OFDMMCS1FBK
, 8);
2980 rt2x00_set_field32(®
, LG_FBK_CFG0_OFDMMCS2FBK
, 9);
2981 rt2x00_set_field32(®
, LG_FBK_CFG0_OFDMMCS3FBK
, 10);
2982 rt2x00_set_field32(®
, LG_FBK_CFG0_OFDMMCS4FBK
, 11);
2983 rt2x00_set_field32(®
, LG_FBK_CFG0_OFDMMCS5FBK
, 12);
2984 rt2x00_set_field32(®
, LG_FBK_CFG0_OFDMMCS6FBK
, 13);
2985 rt2x00_set_field32(®
, LG_FBK_CFG0_OFDMMCS7FBK
, 14);
2986 rt2800_register_write(rt2x00dev
, LG_FBK_CFG0
, reg
);
2988 rt2800_register_read(rt2x00dev
, LG_FBK_CFG1
, ®
);
2989 rt2x00_set_field32(®
, LG_FBK_CFG0_CCKMCS0FBK
, 0);
2990 rt2x00_set_field32(®
, LG_FBK_CFG0_CCKMCS1FBK
, 0);
2991 rt2x00_set_field32(®
, LG_FBK_CFG0_CCKMCS2FBK
, 1);
2992 rt2x00_set_field32(®
, LG_FBK_CFG0_CCKMCS3FBK
, 2);
2993 rt2800_register_write(rt2x00dev
, LG_FBK_CFG1
, reg
);
2996 * Do not force the BA window size, we use the TXWI to set it
2998 rt2800_register_read(rt2x00dev
, AMPDU_BA_WINSIZE
, ®
);
2999 rt2x00_set_field32(®
, AMPDU_BA_WINSIZE_FORCE_WINSIZE_ENABLE
, 0);
3000 rt2x00_set_field32(®
, AMPDU_BA_WINSIZE_FORCE_WINSIZE
, 0);
3001 rt2800_register_write(rt2x00dev
, AMPDU_BA_WINSIZE
, reg
);
3004 * We must clear the error counters.
3005 * These registers are cleared on read,
3006 * so we may pass a useless variable to store the value.
3008 rt2800_register_read(rt2x00dev
, RX_STA_CNT0
, ®
);
3009 rt2800_register_read(rt2x00dev
, RX_STA_CNT1
, ®
);
3010 rt2800_register_read(rt2x00dev
, RX_STA_CNT2
, ®
);
3011 rt2800_register_read(rt2x00dev
, TX_STA_CNT0
, ®
);
3012 rt2800_register_read(rt2x00dev
, TX_STA_CNT1
, ®
);
3013 rt2800_register_read(rt2x00dev
, TX_STA_CNT2
, ®
);
3016 * Setup leadtime for pre tbtt interrupt to 6ms
3018 rt2800_register_read(rt2x00dev
, INT_TIMER_CFG
, ®
);
3019 rt2x00_set_field32(®
, INT_TIMER_CFG_PRE_TBTT_TIMER
, 6 << 4);
3020 rt2800_register_write(rt2x00dev
, INT_TIMER_CFG
, reg
);
3023 * Set up channel statistics timer
3025 rt2800_register_read(rt2x00dev
, CH_TIME_CFG
, ®
);
3026 rt2x00_set_field32(®
, CH_TIME_CFG_EIFS_BUSY
, 1);
3027 rt2x00_set_field32(®
, CH_TIME_CFG_NAV_BUSY
, 1);
3028 rt2x00_set_field32(®
, CH_TIME_CFG_RX_BUSY
, 1);
3029 rt2x00_set_field32(®
, CH_TIME_CFG_TX_BUSY
, 1);
3030 rt2x00_set_field32(®
, CH_TIME_CFG_TMR_EN
, 1);
3031 rt2800_register_write(rt2x00dev
, CH_TIME_CFG
, reg
);
3036 static int rt2800_wait_bbp_rf_ready(struct rt2x00_dev
*rt2x00dev
)
3041 for (i
= 0; i
< REGISTER_BUSY_COUNT
; i
++) {
3042 rt2800_register_read(rt2x00dev
, MAC_STATUS_CFG
, ®
);
3043 if (!rt2x00_get_field32(reg
, MAC_STATUS_CFG_BBP_RF_BUSY
))
3046 udelay(REGISTER_BUSY_DELAY
);
3049 ERROR(rt2x00dev
, "BBP/RF register access failed, aborting.\n");
3053 static int rt2800_wait_bbp_ready(struct rt2x00_dev
*rt2x00dev
)
3059 * BBP was enabled after firmware was loaded,
3060 * but we need to reactivate it now.
3062 rt2800_register_write(rt2x00dev
, H2M_BBP_AGENT
, 0);
3063 rt2800_register_write(rt2x00dev
, H2M_MAILBOX_CSR
, 0);
3066 for (i
= 0; i
< REGISTER_BUSY_COUNT
; i
++) {
3067 rt2800_bbp_read(rt2x00dev
, 0, &value
);
3068 if ((value
!= 0xff) && (value
!= 0x00))
3070 udelay(REGISTER_BUSY_DELAY
);
3073 ERROR(rt2x00dev
, "BBP register access failed, aborting.\n");
3077 static int rt2800_init_bbp(struct rt2x00_dev
*rt2x00dev
)
3084 if (unlikely(rt2800_wait_bbp_rf_ready(rt2x00dev
) ||
3085 rt2800_wait_bbp_ready(rt2x00dev
)))
3088 if (rt2x00_rt(rt2x00dev
, RT5390
)) {
3089 rt2800_bbp_read(rt2x00dev
, 4, &value
);
3090 rt2x00_set_field8(&value
, BBP4_MAC_IF_CTRL
, 1);
3091 rt2800_bbp_write(rt2x00dev
, 4, value
);
3094 if (rt2800_is_305x_soc(rt2x00dev
) ||
3095 rt2x00_rt(rt2x00dev
, RT3572
) ||
3096 rt2x00_rt(rt2x00dev
, RT5390
))
3097 rt2800_bbp_write(rt2x00dev
, 31, 0x08);
3099 rt2800_bbp_write(rt2x00dev
, 65, 0x2c);
3100 rt2800_bbp_write(rt2x00dev
, 66, 0x38);
3102 if (rt2x00_rt(rt2x00dev
, RT5390
))
3103 rt2800_bbp_write(rt2x00dev
, 68, 0x0b);
3105 if (rt2x00_rt_rev(rt2x00dev
, RT2860
, REV_RT2860C
)) {
3106 rt2800_bbp_write(rt2x00dev
, 69, 0x16);
3107 rt2800_bbp_write(rt2x00dev
, 73, 0x12);
3108 } else if (rt2x00_rt(rt2x00dev
, RT5390
)) {
3109 rt2800_bbp_write(rt2x00dev
, 69, 0x12);
3110 rt2800_bbp_write(rt2x00dev
, 73, 0x13);
3111 rt2800_bbp_write(rt2x00dev
, 75, 0x46);
3112 rt2800_bbp_write(rt2x00dev
, 76, 0x28);
3113 rt2800_bbp_write(rt2x00dev
, 77, 0x59);
3115 rt2800_bbp_write(rt2x00dev
, 69, 0x12);
3116 rt2800_bbp_write(rt2x00dev
, 73, 0x10);
3119 rt2800_bbp_write(rt2x00dev
, 70, 0x0a);
3121 if (rt2x00_rt(rt2x00dev
, RT3070
) ||
3122 rt2x00_rt(rt2x00dev
, RT3071
) ||
3123 rt2x00_rt(rt2x00dev
, RT3090
) ||
3124 rt2x00_rt(rt2x00dev
, RT3390
) ||
3125 rt2x00_rt(rt2x00dev
, RT3572
) ||
3126 rt2x00_rt(rt2x00dev
, RT5390
)) {
3127 rt2800_bbp_write(rt2x00dev
, 79, 0x13);
3128 rt2800_bbp_write(rt2x00dev
, 80, 0x05);
3129 rt2800_bbp_write(rt2x00dev
, 81, 0x33);
3130 } else if (rt2800_is_305x_soc(rt2x00dev
)) {
3131 rt2800_bbp_write(rt2x00dev
, 78, 0x0e);
3132 rt2800_bbp_write(rt2x00dev
, 80, 0x08);
3134 rt2800_bbp_write(rt2x00dev
, 81, 0x37);
3137 rt2800_bbp_write(rt2x00dev
, 82, 0x62);
3138 if (rt2x00_rt(rt2x00dev
, RT5390
))
3139 rt2800_bbp_write(rt2x00dev
, 83, 0x7a);
3141 rt2800_bbp_write(rt2x00dev
, 83, 0x6a);
3143 if (rt2x00_rt_rev(rt2x00dev
, RT2860
, REV_RT2860D
))
3144 rt2800_bbp_write(rt2x00dev
, 84, 0x19);
3145 else if (rt2x00_rt(rt2x00dev
, RT5390
))
3146 rt2800_bbp_write(rt2x00dev
, 84, 0x9a);
3148 rt2800_bbp_write(rt2x00dev
, 84, 0x99);
3150 if (rt2x00_rt(rt2x00dev
, RT5390
))
3151 rt2800_bbp_write(rt2x00dev
, 86, 0x38);
3153 rt2800_bbp_write(rt2x00dev
, 86, 0x00);
3155 rt2800_bbp_write(rt2x00dev
, 91, 0x04);
3157 if (rt2x00_rt(rt2x00dev
, RT5390
))
3158 rt2800_bbp_write(rt2x00dev
, 92, 0x02);
3160 rt2800_bbp_write(rt2x00dev
, 92, 0x00);
3162 if (rt2x00_rt_rev_gte(rt2x00dev
, RT3070
, REV_RT3070F
) ||
3163 rt2x00_rt_rev_gte(rt2x00dev
, RT3071
, REV_RT3071E
) ||
3164 rt2x00_rt_rev_gte(rt2x00dev
, RT3090
, REV_RT3090E
) ||
3165 rt2x00_rt_rev_gte(rt2x00dev
, RT3390
, REV_RT3390E
) ||
3166 rt2x00_rt(rt2x00dev
, RT3572
) ||
3167 rt2x00_rt(rt2x00dev
, RT5390
) ||
3168 rt2800_is_305x_soc(rt2x00dev
))
3169 rt2800_bbp_write(rt2x00dev
, 103, 0xc0);
3171 rt2800_bbp_write(rt2x00dev
, 103, 0x00);
3173 if (rt2x00_rt(rt2x00dev
, RT5390
))
3174 rt2800_bbp_write(rt2x00dev
, 104, 0x92);
3176 if (rt2800_is_305x_soc(rt2x00dev
))
3177 rt2800_bbp_write(rt2x00dev
, 105, 0x01);
3178 else if (rt2x00_rt(rt2x00dev
, RT5390
))
3179 rt2800_bbp_write(rt2x00dev
, 105, 0x3c);
3181 rt2800_bbp_write(rt2x00dev
, 105, 0x05);
3183 if (rt2x00_rt(rt2x00dev
, RT5390
))
3184 rt2800_bbp_write(rt2x00dev
, 106, 0x03);
3186 rt2800_bbp_write(rt2x00dev
, 106, 0x35);
3188 if (rt2x00_rt(rt2x00dev
, RT5390
))
3189 rt2800_bbp_write(rt2x00dev
, 128, 0x12);
3191 if (rt2x00_rt(rt2x00dev
, RT3071
) ||
3192 rt2x00_rt(rt2x00dev
, RT3090
) ||
3193 rt2x00_rt(rt2x00dev
, RT3390
) ||
3194 rt2x00_rt(rt2x00dev
, RT3572
) ||
3195 rt2x00_rt(rt2x00dev
, RT5390
)) {
3196 rt2800_bbp_read(rt2x00dev
, 138, &value
);
3198 rt2x00_eeprom_read(rt2x00dev
, EEPROM_NIC_CONF0
, &eeprom
);
3199 if (rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF0_TXPATH
) == 1)
3201 if (rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF0_RXPATH
) == 1)
3204 rt2800_bbp_write(rt2x00dev
, 138, value
);
3207 if (rt2x00_rt(rt2x00dev
, RT5390
)) {
3210 rt2x00_eeprom_read(rt2x00dev
, EEPROM_NIC_CONF1
, &eeprom
);
3211 div_mode
= rt2x00_get_field16(eeprom
,
3212 EEPROM_NIC_CONF1_ANT_DIVERSITY
);
3213 ant
= (div_mode
== 3) ? 1 : 0;
3215 /* check if this is a Bluetooth combo card */
3216 if (test_bit(CAPABILITY_BT_COEXIST
, &rt2x00dev
->cap_flags
)) {
3219 rt2800_register_read(rt2x00dev
, GPIO_CTRL_CFG
, ®
);
3220 rt2x00_set_field32(®
, GPIO_CTRL_CFG_GPIOD_BIT3
, 0);
3221 rt2x00_set_field32(®
, GPIO_CTRL_CFG_GPIOD_BIT6
, 0);
3222 rt2x00_set_field32(®
, GPIO_CTRL_CFG_BIT3
, 0);
3223 rt2x00_set_field32(®
, GPIO_CTRL_CFG_BIT6
, 0);
3225 rt2x00_set_field32(®
, GPIO_CTRL_CFG_BIT3
, 1);
3227 rt2x00_set_field32(®
, GPIO_CTRL_CFG_BIT6
, 1);
3228 rt2800_register_write(rt2x00dev
, GPIO_CTRL_CFG
, reg
);
3231 rt2800_bbp_read(rt2x00dev
, 152, &value
);
3233 rt2x00_set_field8(&value
, BBP152_RX_DEFAULT_ANT
, 1);
3235 rt2x00_set_field8(&value
, BBP152_RX_DEFAULT_ANT
, 0);
3236 rt2800_bbp_write(rt2x00dev
, 152, value
);
3238 /* Init frequency calibration */
3239 rt2800_bbp_write(rt2x00dev
, 142, 1);
3240 rt2800_bbp_write(rt2x00dev
, 143, 57);
3243 for (i
= 0; i
< EEPROM_BBP_SIZE
; i
++) {
3244 rt2x00_eeprom_read(rt2x00dev
, EEPROM_BBP_START
+ i
, &eeprom
);
3246 if (eeprom
!= 0xffff && eeprom
!= 0x0000) {
3247 reg_id
= rt2x00_get_field16(eeprom
, EEPROM_BBP_REG_ID
);
3248 value
= rt2x00_get_field16(eeprom
, EEPROM_BBP_VALUE
);
3249 rt2800_bbp_write(rt2x00dev
, reg_id
, value
);
3256 static u8
rt2800_init_rx_filter(struct rt2x00_dev
*rt2x00dev
,
3257 bool bw40
, u8 rfcsr24
, u8 filter_target
)
3266 rt2800_rfcsr_write(rt2x00dev
, 24, rfcsr24
);
3268 rt2800_bbp_read(rt2x00dev
, 4, &bbp
);
3269 rt2x00_set_field8(&bbp
, BBP4_BANDWIDTH
, 2 * bw40
);
3270 rt2800_bbp_write(rt2x00dev
, 4, bbp
);
3272 rt2800_rfcsr_read(rt2x00dev
, 31, &rfcsr
);
3273 rt2x00_set_field8(&rfcsr
, RFCSR31_RX_H20M
, bw40
);
3274 rt2800_rfcsr_write(rt2x00dev
, 31, rfcsr
);
3276 rt2800_rfcsr_read(rt2x00dev
, 22, &rfcsr
);
3277 rt2x00_set_field8(&rfcsr
, RFCSR22_BASEBAND_LOOPBACK
, 1);
3278 rt2800_rfcsr_write(rt2x00dev
, 22, rfcsr
);
3281 * Set power & frequency of passband test tone
3283 rt2800_bbp_write(rt2x00dev
, 24, 0);
3285 for (i
= 0; i
< 100; i
++) {
3286 rt2800_bbp_write(rt2x00dev
, 25, 0x90);
3289 rt2800_bbp_read(rt2x00dev
, 55, &passband
);
3295 * Set power & frequency of stopband test tone
3297 rt2800_bbp_write(rt2x00dev
, 24, 0x06);
3299 for (i
= 0; i
< 100; i
++) {
3300 rt2800_bbp_write(rt2x00dev
, 25, 0x90);
3303 rt2800_bbp_read(rt2x00dev
, 55, &stopband
);
3305 if ((passband
- stopband
) <= filter_target
) {
3307 overtuned
+= ((passband
- stopband
) == filter_target
);
3311 rt2800_rfcsr_write(rt2x00dev
, 24, rfcsr24
);
3314 rfcsr24
-= !!overtuned
;
3316 rt2800_rfcsr_write(rt2x00dev
, 24, rfcsr24
);
3320 static int rt2800_init_rfcsr(struct rt2x00_dev
*rt2x00dev
)
3322 struct rt2800_drv_data
*drv_data
= rt2x00dev
->drv_data
;
3328 if (!rt2x00_rt(rt2x00dev
, RT3070
) &&
3329 !rt2x00_rt(rt2x00dev
, RT3071
) &&
3330 !rt2x00_rt(rt2x00dev
, RT3090
) &&
3331 !rt2x00_rt(rt2x00dev
, RT3390
) &&
3332 !rt2x00_rt(rt2x00dev
, RT3572
) &&
3333 !rt2x00_rt(rt2x00dev
, RT5390
) &&
3334 !rt2800_is_305x_soc(rt2x00dev
))
3338 * Init RF calibration.
3340 if (rt2x00_rt(rt2x00dev
, RT5390
)) {
3341 rt2800_rfcsr_read(rt2x00dev
, 2, &rfcsr
);
3342 rt2x00_set_field8(&rfcsr
, RFCSR2_RESCAL_EN
, 1);
3343 rt2800_rfcsr_write(rt2x00dev
, 2, rfcsr
);
3345 rt2x00_set_field8(&rfcsr
, RFCSR2_RESCAL_EN
, 0);
3346 rt2800_rfcsr_write(rt2x00dev
, 2, rfcsr
);
3348 rt2800_rfcsr_read(rt2x00dev
, 30, &rfcsr
);
3349 rt2x00_set_field8(&rfcsr
, RFCSR30_RF_CALIBRATION
, 1);
3350 rt2800_rfcsr_write(rt2x00dev
, 30, rfcsr
);
3352 rt2x00_set_field8(&rfcsr
, RFCSR30_RF_CALIBRATION
, 0);
3353 rt2800_rfcsr_write(rt2x00dev
, 30, rfcsr
);
3356 if (rt2x00_rt(rt2x00dev
, RT3070
) ||
3357 rt2x00_rt(rt2x00dev
, RT3071
) ||
3358 rt2x00_rt(rt2x00dev
, RT3090
)) {
3359 rt2800_rfcsr_write(rt2x00dev
, 4, 0x40);
3360 rt2800_rfcsr_write(rt2x00dev
, 5, 0x03);
3361 rt2800_rfcsr_write(rt2x00dev
, 6, 0x02);
3362 rt2800_rfcsr_write(rt2x00dev
, 7, 0x60);
3363 rt2800_rfcsr_write(rt2x00dev
, 9, 0x0f);
3364 rt2800_rfcsr_write(rt2x00dev
, 10, 0x41);
3365 rt2800_rfcsr_write(rt2x00dev
, 11, 0x21);
3366 rt2800_rfcsr_write(rt2x00dev
, 12, 0x7b);
3367 rt2800_rfcsr_write(rt2x00dev
, 14, 0x90);
3368 rt2800_rfcsr_write(rt2x00dev
, 15, 0x58);
3369 rt2800_rfcsr_write(rt2x00dev
, 16, 0xb3);
3370 rt2800_rfcsr_write(rt2x00dev
, 17, 0x92);
3371 rt2800_rfcsr_write(rt2x00dev
, 18, 0x2c);
3372 rt2800_rfcsr_write(rt2x00dev
, 19, 0x02);
3373 rt2800_rfcsr_write(rt2x00dev
, 20, 0xba);
3374 rt2800_rfcsr_write(rt2x00dev
, 21, 0xdb);
3375 rt2800_rfcsr_write(rt2x00dev
, 24, 0x16);
3376 rt2800_rfcsr_write(rt2x00dev
, 25, 0x01);
3377 rt2800_rfcsr_write(rt2x00dev
, 29, 0x1f);
3378 } else if (rt2x00_rt(rt2x00dev
, RT3390
)) {
3379 rt2800_rfcsr_write(rt2x00dev
, 0, 0xa0);
3380 rt2800_rfcsr_write(rt2x00dev
, 1, 0xe1);
3381 rt2800_rfcsr_write(rt2x00dev
, 2, 0xf1);
3382 rt2800_rfcsr_write(rt2x00dev
, 3, 0x62);
3383 rt2800_rfcsr_write(rt2x00dev
, 4, 0x40);
3384 rt2800_rfcsr_write(rt2x00dev
, 5, 0x8b);
3385 rt2800_rfcsr_write(rt2x00dev
, 6, 0x42);
3386 rt2800_rfcsr_write(rt2x00dev
, 7, 0x34);
3387 rt2800_rfcsr_write(rt2x00dev
, 8, 0x00);
3388 rt2800_rfcsr_write(rt2x00dev
, 9, 0xc0);
3389 rt2800_rfcsr_write(rt2x00dev
, 10, 0x61);
3390 rt2800_rfcsr_write(rt2x00dev
, 11, 0x21);
3391 rt2800_rfcsr_write(rt2x00dev
, 12, 0x3b);
3392 rt2800_rfcsr_write(rt2x00dev
, 13, 0xe0);
3393 rt2800_rfcsr_write(rt2x00dev
, 14, 0x90);
3394 rt2800_rfcsr_write(rt2x00dev
, 15, 0x53);
3395 rt2800_rfcsr_write(rt2x00dev
, 16, 0xe0);
3396 rt2800_rfcsr_write(rt2x00dev
, 17, 0x94);
3397 rt2800_rfcsr_write(rt2x00dev
, 18, 0x5c);
3398 rt2800_rfcsr_write(rt2x00dev
, 19, 0x4a);
3399 rt2800_rfcsr_write(rt2x00dev
, 20, 0xb2);
3400 rt2800_rfcsr_write(rt2x00dev
, 21, 0xf6);
3401 rt2800_rfcsr_write(rt2x00dev
, 22, 0x00);
3402 rt2800_rfcsr_write(rt2x00dev
, 23, 0x14);
3403 rt2800_rfcsr_write(rt2x00dev
, 24, 0x08);
3404 rt2800_rfcsr_write(rt2x00dev
, 25, 0x3d);
3405 rt2800_rfcsr_write(rt2x00dev
, 26, 0x85);
3406 rt2800_rfcsr_write(rt2x00dev
, 27, 0x00);
3407 rt2800_rfcsr_write(rt2x00dev
, 28, 0x41);
3408 rt2800_rfcsr_write(rt2x00dev
, 29, 0x8f);
3409 rt2800_rfcsr_write(rt2x00dev
, 30, 0x20);
3410 rt2800_rfcsr_write(rt2x00dev
, 31, 0x0f);
3411 } else if (rt2x00_rt(rt2x00dev
, RT3572
)) {
3412 rt2800_rfcsr_write(rt2x00dev
, 0, 0x70);
3413 rt2800_rfcsr_write(rt2x00dev
, 1, 0x81);
3414 rt2800_rfcsr_write(rt2x00dev
, 2, 0xf1);
3415 rt2800_rfcsr_write(rt2x00dev
, 3, 0x02);
3416 rt2800_rfcsr_write(rt2x00dev
, 4, 0x4c);
3417 rt2800_rfcsr_write(rt2x00dev
, 5, 0x05);
3418 rt2800_rfcsr_write(rt2x00dev
, 6, 0x4a);
3419 rt2800_rfcsr_write(rt2x00dev
, 7, 0xd8);
3420 rt2800_rfcsr_write(rt2x00dev
, 9, 0xc3);
3421 rt2800_rfcsr_write(rt2x00dev
, 10, 0xf1);
3422 rt2800_rfcsr_write(rt2x00dev
, 11, 0xb9);
3423 rt2800_rfcsr_write(rt2x00dev
, 12, 0x70);
3424 rt2800_rfcsr_write(rt2x00dev
, 13, 0x65);
3425 rt2800_rfcsr_write(rt2x00dev
, 14, 0xa0);
3426 rt2800_rfcsr_write(rt2x00dev
, 15, 0x53);
3427 rt2800_rfcsr_write(rt2x00dev
, 16, 0x4c);
3428 rt2800_rfcsr_write(rt2x00dev
, 17, 0x23);
3429 rt2800_rfcsr_write(rt2x00dev
, 18, 0xac);
3430 rt2800_rfcsr_write(rt2x00dev
, 19, 0x93);
3431 rt2800_rfcsr_write(rt2x00dev
, 20, 0xb3);
3432 rt2800_rfcsr_write(rt2x00dev
, 21, 0xd0);
3433 rt2800_rfcsr_write(rt2x00dev
, 22, 0x00);
3434 rt2800_rfcsr_write(rt2x00dev
, 23, 0x3c);
3435 rt2800_rfcsr_write(rt2x00dev
, 24, 0x16);
3436 rt2800_rfcsr_write(rt2x00dev
, 25, 0x15);
3437 rt2800_rfcsr_write(rt2x00dev
, 26, 0x85);
3438 rt2800_rfcsr_write(rt2x00dev
, 27, 0x00);
3439 rt2800_rfcsr_write(rt2x00dev
, 28, 0x00);
3440 rt2800_rfcsr_write(rt2x00dev
, 29, 0x9b);
3441 rt2800_rfcsr_write(rt2x00dev
, 30, 0x09);
3442 rt2800_rfcsr_write(rt2x00dev
, 31, 0x10);
3443 } else if (rt2800_is_305x_soc(rt2x00dev
)) {
3444 rt2800_rfcsr_write(rt2x00dev
, 0, 0x50);
3445 rt2800_rfcsr_write(rt2x00dev
, 1, 0x01);
3446 rt2800_rfcsr_write(rt2x00dev
, 2, 0xf7);
3447 rt2800_rfcsr_write(rt2x00dev
, 3, 0x75);
3448 rt2800_rfcsr_write(rt2x00dev
, 4, 0x40);
3449 rt2800_rfcsr_write(rt2x00dev
, 5, 0x03);
3450 rt2800_rfcsr_write(rt2x00dev
, 6, 0x02);
3451 rt2800_rfcsr_write(rt2x00dev
, 7, 0x50);
3452 rt2800_rfcsr_write(rt2x00dev
, 8, 0x39);
3453 rt2800_rfcsr_write(rt2x00dev
, 9, 0x0f);
3454 rt2800_rfcsr_write(rt2x00dev
, 10, 0x60);
3455 rt2800_rfcsr_write(rt2x00dev
, 11, 0x21);
3456 rt2800_rfcsr_write(rt2x00dev
, 12, 0x75);
3457 rt2800_rfcsr_write(rt2x00dev
, 13, 0x75);
3458 rt2800_rfcsr_write(rt2x00dev
, 14, 0x90);
3459 rt2800_rfcsr_write(rt2x00dev
, 15, 0x58);
3460 rt2800_rfcsr_write(rt2x00dev
, 16, 0xb3);
3461 rt2800_rfcsr_write(rt2x00dev
, 17, 0x92);
3462 rt2800_rfcsr_write(rt2x00dev
, 18, 0x2c);
3463 rt2800_rfcsr_write(rt2x00dev
, 19, 0x02);
3464 rt2800_rfcsr_write(rt2x00dev
, 20, 0xba);
3465 rt2800_rfcsr_write(rt2x00dev
, 21, 0xdb);
3466 rt2800_rfcsr_write(rt2x00dev
, 22, 0x00);
3467 rt2800_rfcsr_write(rt2x00dev
, 23, 0x31);
3468 rt2800_rfcsr_write(rt2x00dev
, 24, 0x08);
3469 rt2800_rfcsr_write(rt2x00dev
, 25, 0x01);
3470 rt2800_rfcsr_write(rt2x00dev
, 26, 0x25);
3471 rt2800_rfcsr_write(rt2x00dev
, 27, 0x23);
3472 rt2800_rfcsr_write(rt2x00dev
, 28, 0x13);
3473 rt2800_rfcsr_write(rt2x00dev
, 29, 0x83);
3474 rt2800_rfcsr_write(rt2x00dev
, 30, 0x00);
3475 rt2800_rfcsr_write(rt2x00dev
, 31, 0x00);
3477 } else if (rt2x00_rt(rt2x00dev
, RT5390
)) {
3478 rt2800_rfcsr_write(rt2x00dev
, 1, 0x0f);
3479 rt2800_rfcsr_write(rt2x00dev
, 2, 0x80);
3480 rt2800_rfcsr_write(rt2x00dev
, 3, 0x88);
3481 rt2800_rfcsr_write(rt2x00dev
, 5, 0x10);
3482 if (rt2x00_rt_rev_gte(rt2x00dev
, RT5390
, REV_RT5390F
))
3483 rt2800_rfcsr_write(rt2x00dev
, 6, 0xe0);
3485 rt2800_rfcsr_write(rt2x00dev
, 6, 0xa0);
3486 rt2800_rfcsr_write(rt2x00dev
, 7, 0x00);
3487 rt2800_rfcsr_write(rt2x00dev
, 10, 0x53);
3488 rt2800_rfcsr_write(rt2x00dev
, 11, 0x4a);
3489 rt2800_rfcsr_write(rt2x00dev
, 12, 0xc6);
3490 rt2800_rfcsr_write(rt2x00dev
, 13, 0x9f);
3491 rt2800_rfcsr_write(rt2x00dev
, 14, 0x00);
3492 rt2800_rfcsr_write(rt2x00dev
, 15, 0x00);
3493 rt2800_rfcsr_write(rt2x00dev
, 16, 0x00);
3494 rt2800_rfcsr_write(rt2x00dev
, 18, 0x03);
3495 rt2800_rfcsr_write(rt2x00dev
, 19, 0x00);
3497 rt2800_rfcsr_write(rt2x00dev
, 20, 0x00);
3498 rt2800_rfcsr_write(rt2x00dev
, 21, 0x00);
3499 rt2800_rfcsr_write(rt2x00dev
, 22, 0x20);
3500 rt2800_rfcsr_write(rt2x00dev
, 23, 0x00);
3501 rt2800_rfcsr_write(rt2x00dev
, 24, 0x00);
3502 if (rt2x00_rt_rev_gte(rt2x00dev
, RT5390
, REV_RT5390F
))
3503 rt2800_rfcsr_write(rt2x00dev
, 25, 0x80);
3505 rt2800_rfcsr_write(rt2x00dev
, 25, 0xc0);
3506 rt2800_rfcsr_write(rt2x00dev
, 26, 0x00);
3507 rt2800_rfcsr_write(rt2x00dev
, 27, 0x09);
3508 rt2800_rfcsr_write(rt2x00dev
, 28, 0x00);
3509 rt2800_rfcsr_write(rt2x00dev
, 29, 0x10);
3511 rt2800_rfcsr_write(rt2x00dev
, 30, 0x00);
3512 rt2800_rfcsr_write(rt2x00dev
, 31, 0x80);
3513 rt2800_rfcsr_write(rt2x00dev
, 32, 0x80);
3514 rt2800_rfcsr_write(rt2x00dev
, 33, 0x00);
3515 rt2800_rfcsr_write(rt2x00dev
, 34, 0x07);
3516 rt2800_rfcsr_write(rt2x00dev
, 35, 0x12);
3517 rt2800_rfcsr_write(rt2x00dev
, 36, 0x00);
3518 rt2800_rfcsr_write(rt2x00dev
, 37, 0x08);
3519 rt2800_rfcsr_write(rt2x00dev
, 38, 0x85);
3520 rt2800_rfcsr_write(rt2x00dev
, 39, 0x1b);
3522 if (rt2x00_rt_rev_gte(rt2x00dev
, RT5390
, REV_RT5390F
))
3523 rt2800_rfcsr_write(rt2x00dev
, 40, 0x0b);
3525 rt2800_rfcsr_write(rt2x00dev
, 40, 0x4b);
3526 rt2800_rfcsr_write(rt2x00dev
, 41, 0xbb);
3527 rt2800_rfcsr_write(rt2x00dev
, 42, 0xd2);
3528 rt2800_rfcsr_write(rt2x00dev
, 43, 0x9a);
3529 rt2800_rfcsr_write(rt2x00dev
, 44, 0x0e);
3530 rt2800_rfcsr_write(rt2x00dev
, 45, 0xa2);
3531 if (rt2x00_rt_rev_gte(rt2x00dev
, RT5390
, REV_RT5390F
))
3532 rt2800_rfcsr_write(rt2x00dev
, 46, 0x73);
3534 rt2800_rfcsr_write(rt2x00dev
, 46, 0x7b);
3535 rt2800_rfcsr_write(rt2x00dev
, 47, 0x00);
3536 rt2800_rfcsr_write(rt2x00dev
, 48, 0x10);
3537 rt2800_rfcsr_write(rt2x00dev
, 49, 0x94);
3539 rt2800_rfcsr_write(rt2x00dev
, 52, 0x38);
3540 if (rt2x00_rt_rev_gte(rt2x00dev
, RT5390
, REV_RT5390F
))
3541 rt2800_rfcsr_write(rt2x00dev
, 53, 0x00);
3543 rt2800_rfcsr_write(rt2x00dev
, 53, 0x84);
3544 rt2800_rfcsr_write(rt2x00dev
, 54, 0x78);
3545 rt2800_rfcsr_write(rt2x00dev
, 55, 0x44);
3546 rt2800_rfcsr_write(rt2x00dev
, 56, 0x22);
3547 rt2800_rfcsr_write(rt2x00dev
, 57, 0x80);
3548 rt2800_rfcsr_write(rt2x00dev
, 58, 0x7f);
3549 rt2800_rfcsr_write(rt2x00dev
, 59, 0x63);
3551 rt2800_rfcsr_write(rt2x00dev
, 60, 0x45);
3552 if (rt2x00_rt_rev_gte(rt2x00dev
, RT5390
, REV_RT5390F
))
3553 rt2800_rfcsr_write(rt2x00dev
, 61, 0xd1);
3555 rt2800_rfcsr_write(rt2x00dev
, 61, 0xdd);
3556 rt2800_rfcsr_write(rt2x00dev
, 62, 0x00);
3557 rt2800_rfcsr_write(rt2x00dev
, 63, 0x00);
3560 if (rt2x00_rt_rev_lt(rt2x00dev
, RT3070
, REV_RT3070F
)) {
3561 rt2800_register_read(rt2x00dev
, LDO_CFG0
, ®
);
3562 rt2x00_set_field32(®
, LDO_CFG0_BGSEL
, 1);
3563 rt2x00_set_field32(®
, LDO_CFG0_LDO_CORE_VLEVEL
, 3);
3564 rt2800_register_write(rt2x00dev
, LDO_CFG0
, reg
);
3565 } else if (rt2x00_rt(rt2x00dev
, RT3071
) ||
3566 rt2x00_rt(rt2x00dev
, RT3090
)) {
3567 rt2800_rfcsr_write(rt2x00dev
, 31, 0x14);
3569 rt2800_rfcsr_read(rt2x00dev
, 6, &rfcsr
);
3570 rt2x00_set_field8(&rfcsr
, RFCSR6_R2
, 1);
3571 rt2800_rfcsr_write(rt2x00dev
, 6, rfcsr
);
3573 rt2800_register_read(rt2x00dev
, LDO_CFG0
, ®
);
3574 rt2x00_set_field32(®
, LDO_CFG0_BGSEL
, 1);
3575 if (rt2x00_rt_rev_lt(rt2x00dev
, RT3071
, REV_RT3071E
) ||
3576 rt2x00_rt_rev_lt(rt2x00dev
, RT3090
, REV_RT3090E
)) {
3577 rt2x00_eeprom_read(rt2x00dev
, EEPROM_NIC_CONF1
, &eeprom
);
3578 if (rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF1_DAC_TEST
))
3579 rt2x00_set_field32(®
, LDO_CFG0_LDO_CORE_VLEVEL
, 3);
3581 rt2x00_set_field32(®
, LDO_CFG0_LDO_CORE_VLEVEL
, 0);
3583 rt2800_register_write(rt2x00dev
, LDO_CFG0
, reg
);
3585 rt2800_register_read(rt2x00dev
, GPIO_SWITCH
, ®
);
3586 rt2x00_set_field32(®
, GPIO_SWITCH_5
, 0);
3587 rt2800_register_write(rt2x00dev
, GPIO_SWITCH
, reg
);
3588 } else if (rt2x00_rt(rt2x00dev
, RT3390
)) {
3589 rt2800_register_read(rt2x00dev
, GPIO_SWITCH
, ®
);
3590 rt2x00_set_field32(®
, GPIO_SWITCH_5
, 0);
3591 rt2800_register_write(rt2x00dev
, GPIO_SWITCH
, reg
);
3592 } else if (rt2x00_rt(rt2x00dev
, RT3572
)) {
3593 rt2800_rfcsr_read(rt2x00dev
, 6, &rfcsr
);
3594 rt2x00_set_field8(&rfcsr
, RFCSR6_R2
, 1);
3595 rt2800_rfcsr_write(rt2x00dev
, 6, rfcsr
);
3597 rt2800_register_read(rt2x00dev
, LDO_CFG0
, ®
);
3598 rt2x00_set_field32(®
, LDO_CFG0_LDO_CORE_VLEVEL
, 3);
3599 rt2x00_set_field32(®
, LDO_CFG0_BGSEL
, 1);
3600 rt2800_register_write(rt2x00dev
, LDO_CFG0
, reg
);
3602 rt2800_register_read(rt2x00dev
, LDO_CFG0
, ®
);
3603 rt2x00_set_field32(®
, LDO_CFG0_BGSEL
, 1);
3604 rt2800_register_write(rt2x00dev
, LDO_CFG0
, reg
);
3608 * Set RX Filter calibration for 20MHz and 40MHz
3610 if (rt2x00_rt(rt2x00dev
, RT3070
)) {
3611 drv_data
->calibration_bw20
=
3612 rt2800_init_rx_filter(rt2x00dev
, false, 0x07, 0x16);
3613 drv_data
->calibration_bw40
=
3614 rt2800_init_rx_filter(rt2x00dev
, true, 0x27, 0x19);
3615 } else if (rt2x00_rt(rt2x00dev
, RT3071
) ||
3616 rt2x00_rt(rt2x00dev
, RT3090
) ||
3617 rt2x00_rt(rt2x00dev
, RT3390
) ||
3618 rt2x00_rt(rt2x00dev
, RT3572
)) {
3619 drv_data
->calibration_bw20
=
3620 rt2800_init_rx_filter(rt2x00dev
, false, 0x07, 0x13);
3621 drv_data
->calibration_bw40
=
3622 rt2800_init_rx_filter(rt2x00dev
, true, 0x27, 0x15);
3626 * Save BBP 25 & 26 values for later use in channel switching
3628 rt2800_bbp_read(rt2x00dev
, 25, &drv_data
->bbp25
);
3629 rt2800_bbp_read(rt2x00dev
, 26, &drv_data
->bbp26
);
3631 if (!rt2x00_rt(rt2x00dev
, RT5390
)) {
3633 * Set back to initial state
3635 rt2800_bbp_write(rt2x00dev
, 24, 0);
3637 rt2800_rfcsr_read(rt2x00dev
, 22, &rfcsr
);
3638 rt2x00_set_field8(&rfcsr
, RFCSR22_BASEBAND_LOOPBACK
, 0);
3639 rt2800_rfcsr_write(rt2x00dev
, 22, rfcsr
);
3642 * Set BBP back to BW20
3644 rt2800_bbp_read(rt2x00dev
, 4, &bbp
);
3645 rt2x00_set_field8(&bbp
, BBP4_BANDWIDTH
, 0);
3646 rt2800_bbp_write(rt2x00dev
, 4, bbp
);
3649 if (rt2x00_rt_rev_lt(rt2x00dev
, RT3070
, REV_RT3070F
) ||
3650 rt2x00_rt_rev_lt(rt2x00dev
, RT3071
, REV_RT3071E
) ||
3651 rt2x00_rt_rev_lt(rt2x00dev
, RT3090
, REV_RT3090E
) ||
3652 rt2x00_rt_rev_lt(rt2x00dev
, RT3390
, REV_RT3390E
))
3653 rt2800_rfcsr_write(rt2x00dev
, 27, 0x03);
3655 rt2800_register_read(rt2x00dev
, OPT_14_CSR
, ®
);
3656 rt2x00_set_field32(®
, OPT_14_CSR_BIT0
, 1);
3657 rt2800_register_write(rt2x00dev
, OPT_14_CSR
, reg
);
3659 if (!rt2x00_rt(rt2x00dev
, RT5390
)) {
3660 rt2800_rfcsr_read(rt2x00dev
, 17, &rfcsr
);
3661 rt2x00_set_field8(&rfcsr
, RFCSR17_TX_LO1_EN
, 0);
3662 if (rt2x00_rt(rt2x00dev
, RT3070
) ||
3663 rt2x00_rt_rev_lt(rt2x00dev
, RT3071
, REV_RT3071E
) ||
3664 rt2x00_rt_rev_lt(rt2x00dev
, RT3090
, REV_RT3090E
) ||
3665 rt2x00_rt_rev_lt(rt2x00dev
, RT3390
, REV_RT3390E
)) {
3666 if (!test_bit(CAPABILITY_EXTERNAL_LNA_BG
,
3667 &rt2x00dev
->cap_flags
))
3668 rt2x00_set_field8(&rfcsr
, RFCSR17_R
, 1);
3670 rt2x00_eeprom_read(rt2x00dev
, EEPROM_TXMIXER_GAIN_BG
, &eeprom
);
3671 if (rt2x00_get_field16(eeprom
, EEPROM_TXMIXER_GAIN_BG_VAL
) >= 1)
3672 rt2x00_set_field8(&rfcsr
, RFCSR17_TXMIXER_GAIN
,
3673 rt2x00_get_field16(eeprom
,
3674 EEPROM_TXMIXER_GAIN_BG_VAL
));
3675 rt2800_rfcsr_write(rt2x00dev
, 17, rfcsr
);
3678 if (rt2x00_rt(rt2x00dev
, RT3090
)) {
3679 rt2800_bbp_read(rt2x00dev
, 138, &bbp
);
3681 /* Turn off unused DAC1 and ADC1 to reduce power consumption */
3682 rt2x00_eeprom_read(rt2x00dev
, EEPROM_NIC_CONF0
, &eeprom
);
3683 if (rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF0_RXPATH
) == 1)
3684 rt2x00_set_field8(&bbp
, BBP138_RX_ADC1
, 0);
3685 if (rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF0_TXPATH
) == 1)
3686 rt2x00_set_field8(&bbp
, BBP138_TX_DAC1
, 1);
3688 rt2800_bbp_write(rt2x00dev
, 138, bbp
);
3691 if (rt2x00_rt(rt2x00dev
, RT3071
) ||
3692 rt2x00_rt(rt2x00dev
, RT3090
) ||
3693 rt2x00_rt(rt2x00dev
, RT3390
)) {
3694 rt2800_rfcsr_read(rt2x00dev
, 1, &rfcsr
);
3695 rt2x00_set_field8(&rfcsr
, RFCSR1_RF_BLOCK_EN
, 1);
3696 rt2x00_set_field8(&rfcsr
, RFCSR1_RX0_PD
, 0);
3697 rt2x00_set_field8(&rfcsr
, RFCSR1_TX0_PD
, 0);
3698 rt2x00_set_field8(&rfcsr
, RFCSR1_RX1_PD
, 1);
3699 rt2x00_set_field8(&rfcsr
, RFCSR1_TX1_PD
, 1);
3700 rt2800_rfcsr_write(rt2x00dev
, 1, rfcsr
);
3702 rt2800_rfcsr_read(rt2x00dev
, 15, &rfcsr
);
3703 rt2x00_set_field8(&rfcsr
, RFCSR15_TX_LO2_EN
, 0);
3704 rt2800_rfcsr_write(rt2x00dev
, 15, rfcsr
);
3706 rt2800_rfcsr_read(rt2x00dev
, 20, &rfcsr
);
3707 rt2x00_set_field8(&rfcsr
, RFCSR20_RX_LO1_EN
, 0);
3708 rt2800_rfcsr_write(rt2x00dev
, 20, rfcsr
);
3710 rt2800_rfcsr_read(rt2x00dev
, 21, &rfcsr
);
3711 rt2x00_set_field8(&rfcsr
, RFCSR21_RX_LO2_EN
, 0);
3712 rt2800_rfcsr_write(rt2x00dev
, 21, rfcsr
);
3715 if (rt2x00_rt(rt2x00dev
, RT3070
)) {
3716 rt2800_rfcsr_read(rt2x00dev
, 27, &rfcsr
);
3717 if (rt2x00_rt_rev_lt(rt2x00dev
, RT3070
, REV_RT3070F
))
3718 rt2x00_set_field8(&rfcsr
, RFCSR27_R1
, 3);
3720 rt2x00_set_field8(&rfcsr
, RFCSR27_R1
, 0);
3721 rt2x00_set_field8(&rfcsr
, RFCSR27_R2
, 0);
3722 rt2x00_set_field8(&rfcsr
, RFCSR27_R3
, 0);
3723 rt2x00_set_field8(&rfcsr
, RFCSR27_R4
, 0);
3724 rt2800_rfcsr_write(rt2x00dev
, 27, rfcsr
);
3727 if (rt2x00_rt(rt2x00dev
, RT5390
)) {
3728 rt2800_rfcsr_read(rt2x00dev
, 38, &rfcsr
);
3729 rt2x00_set_field8(&rfcsr
, RFCSR38_RX_LO1_EN
, 0);
3730 rt2800_rfcsr_write(rt2x00dev
, 38, rfcsr
);
3732 rt2800_rfcsr_read(rt2x00dev
, 39, &rfcsr
);
3733 rt2x00_set_field8(&rfcsr
, RFCSR39_RX_LO2_EN
, 0);
3734 rt2800_rfcsr_write(rt2x00dev
, 39, rfcsr
);
3736 rt2800_rfcsr_read(rt2x00dev
, 30, &rfcsr
);
3737 rt2x00_set_field8(&rfcsr
, RFCSR30_RX_VCM
, 2);
3738 rt2800_rfcsr_write(rt2x00dev
, 30, rfcsr
);
3744 int rt2800_enable_radio(struct rt2x00_dev
*rt2x00dev
)
3750 * Initialize all registers.
3752 if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev
) ||
3753 rt2800_init_registers(rt2x00dev
) ||
3754 rt2800_init_bbp(rt2x00dev
) ||
3755 rt2800_init_rfcsr(rt2x00dev
)))
3759 * Send signal to firmware during boot time.
3761 rt2800_mcu_request(rt2x00dev
, MCU_BOOT_SIGNAL
, 0, 0, 0);
3763 if (rt2x00_is_usb(rt2x00dev
) &&
3764 (rt2x00_rt(rt2x00dev
, RT3070
) ||
3765 rt2x00_rt(rt2x00dev
, RT3071
) ||
3766 rt2x00_rt(rt2x00dev
, RT3572
))) {
3768 rt2800_mcu_request(rt2x00dev
, MCU_CURRENT
, 0, 0, 0);
3775 rt2800_register_read(rt2x00dev
, MAC_SYS_CTRL
, ®
);
3776 rt2x00_set_field32(®
, MAC_SYS_CTRL_ENABLE_TX
, 1);
3777 rt2x00_set_field32(®
, MAC_SYS_CTRL_ENABLE_RX
, 0);
3778 rt2800_register_write(rt2x00dev
, MAC_SYS_CTRL
, reg
);
3782 rt2800_register_read(rt2x00dev
, WPDMA_GLO_CFG
, ®
);
3783 rt2x00_set_field32(®
, WPDMA_GLO_CFG_ENABLE_TX_DMA
, 1);
3784 rt2x00_set_field32(®
, WPDMA_GLO_CFG_ENABLE_RX_DMA
, 1);
3785 rt2x00_set_field32(®
, WPDMA_GLO_CFG_WP_DMA_BURST_SIZE
, 2);
3786 rt2x00_set_field32(®
, WPDMA_GLO_CFG_TX_WRITEBACK_DONE
, 1);
3787 rt2800_register_write(rt2x00dev
, WPDMA_GLO_CFG
, reg
);
3789 rt2800_register_read(rt2x00dev
, MAC_SYS_CTRL
, ®
);
3790 rt2x00_set_field32(®
, MAC_SYS_CTRL_ENABLE_TX
, 1);
3791 rt2x00_set_field32(®
, MAC_SYS_CTRL_ENABLE_RX
, 1);
3792 rt2800_register_write(rt2x00dev
, MAC_SYS_CTRL
, reg
);
3795 * Initialize LED control
3797 rt2x00_eeprom_read(rt2x00dev
, EEPROM_LED_AG_CONF
, &word
);
3798 rt2800_mcu_request(rt2x00dev
, MCU_LED_AG_CONF
, 0xff,
3799 word
& 0xff, (word
>> 8) & 0xff);
3801 rt2x00_eeprom_read(rt2x00dev
, EEPROM_LED_ACT_CONF
, &word
);
3802 rt2800_mcu_request(rt2x00dev
, MCU_LED_ACT_CONF
, 0xff,
3803 word
& 0xff, (word
>> 8) & 0xff);
3805 rt2x00_eeprom_read(rt2x00dev
, EEPROM_LED_POLARITY
, &word
);
3806 rt2800_mcu_request(rt2x00dev
, MCU_LED_LED_POLARITY
, 0xff,
3807 word
& 0xff, (word
>> 8) & 0xff);
3811 EXPORT_SYMBOL_GPL(rt2800_enable_radio
);
3813 void rt2800_disable_radio(struct rt2x00_dev
*rt2x00dev
)
3817 rt2800_register_read(rt2x00dev
, WPDMA_GLO_CFG
, ®
);
3818 rt2x00_set_field32(®
, WPDMA_GLO_CFG_ENABLE_TX_DMA
, 0);
3819 rt2x00_set_field32(®
, WPDMA_GLO_CFG_ENABLE_RX_DMA
, 0);
3820 rt2800_register_write(rt2x00dev
, WPDMA_GLO_CFG
, reg
);
3822 /* Wait for DMA, ignore error */
3823 rt2800_wait_wpdma_ready(rt2x00dev
);
3825 rt2800_register_read(rt2x00dev
, MAC_SYS_CTRL
, ®
);
3826 rt2x00_set_field32(®
, MAC_SYS_CTRL_ENABLE_TX
, 0);
3827 rt2x00_set_field32(®
, MAC_SYS_CTRL_ENABLE_RX
, 0);
3828 rt2800_register_write(rt2x00dev
, MAC_SYS_CTRL
, reg
);
3830 EXPORT_SYMBOL_GPL(rt2800_disable_radio
);
3832 int rt2800_efuse_detect(struct rt2x00_dev
*rt2x00dev
)
3836 rt2800_register_read(rt2x00dev
, EFUSE_CTRL
, ®
);
3838 return rt2x00_get_field32(reg
, EFUSE_CTRL_PRESENT
);
3840 EXPORT_SYMBOL_GPL(rt2800_efuse_detect
);
3842 static void rt2800_efuse_read(struct rt2x00_dev
*rt2x00dev
, unsigned int i
)
3846 mutex_lock(&rt2x00dev
->csr_mutex
);
3848 rt2800_register_read_lock(rt2x00dev
, EFUSE_CTRL
, ®
);
3849 rt2x00_set_field32(®
, EFUSE_CTRL_ADDRESS_IN
, i
);
3850 rt2x00_set_field32(®
, EFUSE_CTRL_MODE
, 0);
3851 rt2x00_set_field32(®
, EFUSE_CTRL_KICK
, 1);
3852 rt2800_register_write_lock(rt2x00dev
, EFUSE_CTRL
, reg
);
3854 /* Wait until the EEPROM has been loaded */
3855 rt2800_regbusy_read(rt2x00dev
, EFUSE_CTRL
, EFUSE_CTRL_KICK
, ®
);
3857 /* Apparently the data is read from end to start */
3858 rt2800_register_read_lock(rt2x00dev
, EFUSE_DATA3
, ®
);
3859 /* The returned value is in CPU order, but eeprom is le */
3860 *(u32
*)&rt2x00dev
->eeprom
[i
] = cpu_to_le32(reg
);
3861 rt2800_register_read_lock(rt2x00dev
, EFUSE_DATA2
, ®
);
3862 *(u32
*)&rt2x00dev
->eeprom
[i
+ 2] = cpu_to_le32(reg
);
3863 rt2800_register_read_lock(rt2x00dev
, EFUSE_DATA1
, ®
);
3864 *(u32
*)&rt2x00dev
->eeprom
[i
+ 4] = cpu_to_le32(reg
);
3865 rt2800_register_read_lock(rt2x00dev
, EFUSE_DATA0
, ®
);
3866 *(u32
*)&rt2x00dev
->eeprom
[i
+ 6] = cpu_to_le32(reg
);
3868 mutex_unlock(&rt2x00dev
->csr_mutex
);
3871 void rt2800_read_eeprom_efuse(struct rt2x00_dev
*rt2x00dev
)
3875 for (i
= 0; i
< EEPROM_SIZE
/ sizeof(u16
); i
+= 8)
3876 rt2800_efuse_read(rt2x00dev
, i
);
3878 EXPORT_SYMBOL_GPL(rt2800_read_eeprom_efuse
);
3880 int rt2800_validate_eeprom(struct rt2x00_dev
*rt2x00dev
)
3884 u8 default_lna_gain
;
3887 * Start validation of the data that has been read.
3889 mac
= rt2x00_eeprom_addr(rt2x00dev
, EEPROM_MAC_ADDR_0
);
3890 if (!is_valid_ether_addr(mac
)) {
3891 random_ether_addr(mac
);
3892 EEPROM(rt2x00dev
, "MAC: %pM\n", mac
);
3895 rt2x00_eeprom_read(rt2x00dev
, EEPROM_NIC_CONF0
, &word
);
3896 if (word
== 0xffff) {
3897 rt2x00_set_field16(&word
, EEPROM_NIC_CONF0_RXPATH
, 2);
3898 rt2x00_set_field16(&word
, EEPROM_NIC_CONF0_TXPATH
, 1);
3899 rt2x00_set_field16(&word
, EEPROM_NIC_CONF0_RF_TYPE
, RF2820
);
3900 rt2x00_eeprom_write(rt2x00dev
, EEPROM_NIC_CONF0
, word
);
3901 EEPROM(rt2x00dev
, "Antenna: 0x%04x\n", word
);
3902 } else if (rt2x00_rt(rt2x00dev
, RT2860
) ||
3903 rt2x00_rt(rt2x00dev
, RT2872
)) {
3905 * There is a max of 2 RX streams for RT28x0 series
3907 if (rt2x00_get_field16(word
, EEPROM_NIC_CONF0_RXPATH
) > 2)
3908 rt2x00_set_field16(&word
, EEPROM_NIC_CONF0_RXPATH
, 2);
3909 rt2x00_eeprom_write(rt2x00dev
, EEPROM_NIC_CONF0
, word
);
3912 rt2x00_eeprom_read(rt2x00dev
, EEPROM_NIC_CONF1
, &word
);
3913 if (word
== 0xffff) {
3914 rt2x00_set_field16(&word
, EEPROM_NIC_CONF1_HW_RADIO
, 0);
3915 rt2x00_set_field16(&word
, EEPROM_NIC_CONF1_EXTERNAL_TX_ALC
, 0);
3916 rt2x00_set_field16(&word
, EEPROM_NIC_CONF1_EXTERNAL_LNA_2G
, 0);
3917 rt2x00_set_field16(&word
, EEPROM_NIC_CONF1_EXTERNAL_LNA_5G
, 0);
3918 rt2x00_set_field16(&word
, EEPROM_NIC_CONF1_CARDBUS_ACCEL
, 0);
3919 rt2x00_set_field16(&word
, EEPROM_NIC_CONF1_BW40M_SB_2G
, 0);
3920 rt2x00_set_field16(&word
, EEPROM_NIC_CONF1_BW40M_SB_5G
, 0);
3921 rt2x00_set_field16(&word
, EEPROM_NIC_CONF1_WPS_PBC
, 0);
3922 rt2x00_set_field16(&word
, EEPROM_NIC_CONF1_BW40M_2G
, 0);
3923 rt2x00_set_field16(&word
, EEPROM_NIC_CONF1_BW40M_5G
, 0);
3924 rt2x00_set_field16(&word
, EEPROM_NIC_CONF1_BROADBAND_EXT_LNA
, 0);
3925 rt2x00_set_field16(&word
, EEPROM_NIC_CONF1_ANT_DIVERSITY
, 0);
3926 rt2x00_set_field16(&word
, EEPROM_NIC_CONF1_INTERNAL_TX_ALC
, 0);
3927 rt2x00_set_field16(&word
, EEPROM_NIC_CONF1_BT_COEXIST
, 0);
3928 rt2x00_set_field16(&word
, EEPROM_NIC_CONF1_DAC_TEST
, 0);
3929 rt2x00_eeprom_write(rt2x00dev
, EEPROM_NIC_CONF1
, word
);
3930 EEPROM(rt2x00dev
, "NIC: 0x%04x\n", word
);
3933 rt2x00_eeprom_read(rt2x00dev
, EEPROM_FREQ
, &word
);
3934 if ((word
& 0x00ff) == 0x00ff) {
3935 rt2x00_set_field16(&word
, EEPROM_FREQ_OFFSET
, 0);
3936 rt2x00_eeprom_write(rt2x00dev
, EEPROM_FREQ
, word
);
3937 EEPROM(rt2x00dev
, "Freq: 0x%04x\n", word
);
3939 if ((word
& 0xff00) == 0xff00) {
3940 rt2x00_set_field16(&word
, EEPROM_FREQ_LED_MODE
,
3941 LED_MODE_TXRX_ACTIVITY
);
3942 rt2x00_set_field16(&word
, EEPROM_FREQ_LED_POLARITY
, 0);
3943 rt2x00_eeprom_write(rt2x00dev
, EEPROM_FREQ
, word
);
3944 rt2x00_eeprom_write(rt2x00dev
, EEPROM_LED_AG_CONF
, 0x5555);
3945 rt2x00_eeprom_write(rt2x00dev
, EEPROM_LED_ACT_CONF
, 0x2221);
3946 rt2x00_eeprom_write(rt2x00dev
, EEPROM_LED_POLARITY
, 0xa9f8);
3947 EEPROM(rt2x00dev
, "Led Mode: 0x%04x\n", word
);
3951 * During the LNA validation we are going to use
3952 * lna0 as correct value. Note that EEPROM_LNA
3953 * is never validated.
3955 rt2x00_eeprom_read(rt2x00dev
, EEPROM_LNA
, &word
);
3956 default_lna_gain
= rt2x00_get_field16(word
, EEPROM_LNA_A0
);
3958 rt2x00_eeprom_read(rt2x00dev
, EEPROM_RSSI_BG
, &word
);
3959 if (abs(rt2x00_get_field16(word
, EEPROM_RSSI_BG_OFFSET0
)) > 10)
3960 rt2x00_set_field16(&word
, EEPROM_RSSI_BG_OFFSET0
, 0);
3961 if (abs(rt2x00_get_field16(word
, EEPROM_RSSI_BG_OFFSET1
)) > 10)
3962 rt2x00_set_field16(&word
, EEPROM_RSSI_BG_OFFSET1
, 0);
3963 rt2x00_eeprom_write(rt2x00dev
, EEPROM_RSSI_BG
, word
);
3965 rt2x00_eeprom_read(rt2x00dev
, EEPROM_RSSI_BG2
, &word
);
3966 if (abs(rt2x00_get_field16(word
, EEPROM_RSSI_BG2_OFFSET2
)) > 10)
3967 rt2x00_set_field16(&word
, EEPROM_RSSI_BG2_OFFSET2
, 0);
3968 if (rt2x00_get_field16(word
, EEPROM_RSSI_BG2_LNA_A1
) == 0x00 ||
3969 rt2x00_get_field16(word
, EEPROM_RSSI_BG2_LNA_A1
) == 0xff)
3970 rt2x00_set_field16(&word
, EEPROM_RSSI_BG2_LNA_A1
,
3972 rt2x00_eeprom_write(rt2x00dev
, EEPROM_RSSI_BG2
, word
);
3974 rt2x00_eeprom_read(rt2x00dev
, EEPROM_RSSI_A
, &word
);
3975 if (abs(rt2x00_get_field16(word
, EEPROM_RSSI_A_OFFSET0
)) > 10)
3976 rt2x00_set_field16(&word
, EEPROM_RSSI_A_OFFSET0
, 0);
3977 if (abs(rt2x00_get_field16(word
, EEPROM_RSSI_A_OFFSET1
)) > 10)
3978 rt2x00_set_field16(&word
, EEPROM_RSSI_A_OFFSET1
, 0);
3979 rt2x00_eeprom_write(rt2x00dev
, EEPROM_RSSI_A
, word
);
3981 rt2x00_eeprom_read(rt2x00dev
, EEPROM_RSSI_A2
, &word
);
3982 if (abs(rt2x00_get_field16(word
, EEPROM_RSSI_A2_OFFSET2
)) > 10)
3983 rt2x00_set_field16(&word
, EEPROM_RSSI_A2_OFFSET2
, 0);
3984 if (rt2x00_get_field16(word
, EEPROM_RSSI_A2_LNA_A2
) == 0x00 ||
3985 rt2x00_get_field16(word
, EEPROM_RSSI_A2_LNA_A2
) == 0xff)
3986 rt2x00_set_field16(&word
, EEPROM_RSSI_A2_LNA_A2
,
3988 rt2x00_eeprom_write(rt2x00dev
, EEPROM_RSSI_A2
, word
);
3992 EXPORT_SYMBOL_GPL(rt2800_validate_eeprom
);
3994 int rt2800_init_eeprom(struct rt2x00_dev
*rt2x00dev
)
4001 * Read EEPROM word for configuration.
4003 rt2x00_eeprom_read(rt2x00dev
, EEPROM_NIC_CONF0
, &eeprom
);
4006 * Identify RF chipset by EEPROM value
4007 * RT28xx/RT30xx: defined in "EEPROM_NIC_CONF0_RF_TYPE" field
4008 * RT53xx: defined in "EEPROM_CHIP_ID" field
4010 rt2800_register_read(rt2x00dev
, MAC_CSR0
, ®
);
4011 if (rt2x00_get_field32(reg
, MAC_CSR0_CHIPSET
) == RT5390
)
4012 rt2x00_eeprom_read(rt2x00dev
, EEPROM_CHIP_ID
, &value
);
4014 value
= rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF0_RF_TYPE
);
4016 rt2x00_set_chip(rt2x00dev
, rt2x00_get_field32(reg
, MAC_CSR0_CHIPSET
),
4017 value
, rt2x00_get_field32(reg
, MAC_CSR0_REVISION
));
4019 switch (rt2x00dev
->chip
.rt
) {
4031 ERROR(rt2x00dev
, "Invalid RT chipset detected.\n");
4035 switch (rt2x00dev
->chip
.rf
) {
4050 ERROR(rt2x00dev
, "Invalid RF chipset 0x%x detected.\n",
4051 rt2x00dev
->chip
.rf
);
4056 * Identify default antenna configuration.
4058 rt2x00dev
->default_ant
.tx_chain_num
=
4059 rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF0_TXPATH
);
4060 rt2x00dev
->default_ant
.rx_chain_num
=
4061 rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF0_RXPATH
);
4063 rt2x00_eeprom_read(rt2x00dev
, EEPROM_NIC_CONF1
, &eeprom
);
4065 if (rt2x00_rt(rt2x00dev
, RT3070
) ||
4066 rt2x00_rt(rt2x00dev
, RT3090
) ||
4067 rt2x00_rt(rt2x00dev
, RT3390
)) {
4068 value
= rt2x00_get_field16(eeprom
,
4069 EEPROM_NIC_CONF1_ANT_DIVERSITY
);
4074 rt2x00dev
->default_ant
.tx
= ANTENNA_A
;
4075 rt2x00dev
->default_ant
.rx
= ANTENNA_A
;
4078 rt2x00dev
->default_ant
.tx
= ANTENNA_A
;
4079 rt2x00dev
->default_ant
.rx
= ANTENNA_B
;
4083 rt2x00dev
->default_ant
.tx
= ANTENNA_A
;
4084 rt2x00dev
->default_ant
.rx
= ANTENNA_A
;
4088 * Determine external LNA informations.
4090 if (rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF1_EXTERNAL_LNA_5G
))
4091 __set_bit(CAPABILITY_EXTERNAL_LNA_A
, &rt2x00dev
->cap_flags
);
4092 if (rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF1_EXTERNAL_LNA_2G
))
4093 __set_bit(CAPABILITY_EXTERNAL_LNA_BG
, &rt2x00dev
->cap_flags
);
4096 * Detect if this device has an hardware controlled radio.
4098 if (rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF1_HW_RADIO
))
4099 __set_bit(CAPABILITY_HW_BUTTON
, &rt2x00dev
->cap_flags
);
4102 * Detect if this device has Bluetooth co-existence.
4104 if (rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF1_BT_COEXIST
))
4105 __set_bit(CAPABILITY_BT_COEXIST
, &rt2x00dev
->cap_flags
);
4108 * Read frequency offset and RF programming sequence.
4110 rt2x00_eeprom_read(rt2x00dev
, EEPROM_FREQ
, &eeprom
);
4111 rt2x00dev
->freq_offset
= rt2x00_get_field16(eeprom
, EEPROM_FREQ_OFFSET
);
4114 * Store led settings, for correct led behaviour.
4116 #ifdef CONFIG_RT2X00_LIB_LEDS
4117 rt2800_init_led(rt2x00dev
, &rt2x00dev
->led_radio
, LED_TYPE_RADIO
);
4118 rt2800_init_led(rt2x00dev
, &rt2x00dev
->led_assoc
, LED_TYPE_ASSOC
);
4119 rt2800_init_led(rt2x00dev
, &rt2x00dev
->led_qual
, LED_TYPE_QUALITY
);
4121 rt2x00dev
->led_mcu_reg
= eeprom
;
4122 #endif /* CONFIG_RT2X00_LIB_LEDS */
4125 * Check if support EIRP tx power limit feature.
4127 rt2x00_eeprom_read(rt2x00dev
, EEPROM_EIRP_MAX_TX_POWER
, &eeprom
);
4129 if (rt2x00_get_field16(eeprom
, EEPROM_EIRP_MAX_TX_POWER_2GHZ
) <
4130 EIRP_MAX_TX_POWER_LIMIT
)
4131 __set_bit(CAPABILITY_POWER_LIMIT
, &rt2x00dev
->cap_flags
);
4135 EXPORT_SYMBOL_GPL(rt2800_init_eeprom
);
4138 * RF value list for rt28xx
4139 * Supports: 2.4 GHz (all) & 5.2 GHz (RF2850 & RF2750)
4141 static const struct rf_channel rf_vals
[] = {
4142 { 1, 0x18402ecc, 0x184c0786, 0x1816b455, 0x1800510b },
4143 { 2, 0x18402ecc, 0x184c0786, 0x18168a55, 0x1800519f },
4144 { 3, 0x18402ecc, 0x184c078a, 0x18168a55, 0x1800518b },
4145 { 4, 0x18402ecc, 0x184c078a, 0x18168a55, 0x1800519f },
4146 { 5, 0x18402ecc, 0x184c078e, 0x18168a55, 0x1800518b },
4147 { 6, 0x18402ecc, 0x184c078e, 0x18168a55, 0x1800519f },
4148 { 7, 0x18402ecc, 0x184c0792, 0x18168a55, 0x1800518b },
4149 { 8, 0x18402ecc, 0x184c0792, 0x18168a55, 0x1800519f },
4150 { 9, 0x18402ecc, 0x184c0796, 0x18168a55, 0x1800518b },
4151 { 10, 0x18402ecc, 0x184c0796, 0x18168a55, 0x1800519f },
4152 { 11, 0x18402ecc, 0x184c079a, 0x18168a55, 0x1800518b },
4153 { 12, 0x18402ecc, 0x184c079a, 0x18168a55, 0x1800519f },
4154 { 13, 0x18402ecc, 0x184c079e, 0x18168a55, 0x1800518b },
4155 { 14, 0x18402ecc, 0x184c07a2, 0x18168a55, 0x18005193 },
4157 /* 802.11 UNI / HyperLan 2 */
4158 { 36, 0x18402ecc, 0x184c099a, 0x18158a55, 0x180ed1a3 },
4159 { 38, 0x18402ecc, 0x184c099e, 0x18158a55, 0x180ed193 },
4160 { 40, 0x18402ec8, 0x184c0682, 0x18158a55, 0x180ed183 },
4161 { 44, 0x18402ec8, 0x184c0682, 0x18158a55, 0x180ed1a3 },
4162 { 46, 0x18402ec8, 0x184c0686, 0x18158a55, 0x180ed18b },
4163 { 48, 0x18402ec8, 0x184c0686, 0x18158a55, 0x180ed19b },
4164 { 52, 0x18402ec8, 0x184c068a, 0x18158a55, 0x180ed193 },
4165 { 54, 0x18402ec8, 0x184c068a, 0x18158a55, 0x180ed1a3 },
4166 { 56, 0x18402ec8, 0x184c068e, 0x18158a55, 0x180ed18b },
4167 { 60, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed183 },
4168 { 62, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed193 },
4169 { 64, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed1a3 },
4171 /* 802.11 HyperLan 2 */
4172 { 100, 0x18402ec8, 0x184c06b2, 0x18178a55, 0x180ed783 },
4173 { 102, 0x18402ec8, 0x184c06b2, 0x18578a55, 0x180ed793 },
4174 { 104, 0x18402ec8, 0x185c06b2, 0x18578a55, 0x180ed1a3 },
4175 { 108, 0x18402ecc, 0x185c0a32, 0x18578a55, 0x180ed193 },
4176 { 110, 0x18402ecc, 0x184c0a36, 0x18178a55, 0x180ed183 },
4177 { 112, 0x18402ecc, 0x184c0a36, 0x18178a55, 0x180ed19b },
4178 { 116, 0x18402ecc, 0x184c0a3a, 0x18178a55, 0x180ed1a3 },
4179 { 118, 0x18402ecc, 0x184c0a3e, 0x18178a55, 0x180ed193 },
4180 { 120, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed183 },
4181 { 124, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed193 },
4182 { 126, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed15b },
4183 { 128, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed1a3 },
4184 { 132, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed18b },
4185 { 134, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed193 },
4186 { 136, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed19b },
4187 { 140, 0x18402ec4, 0x184c038a, 0x18178a55, 0x180ed183 },
4190 { 149, 0x18402ec4, 0x184c038a, 0x18178a55, 0x180ed1a7 },
4191 { 151, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed187 },
4192 { 153, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed18f },
4193 { 157, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed19f },
4194 { 159, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed1a7 },
4195 { 161, 0x18402ec4, 0x184c0392, 0x18178a55, 0x180ed187 },
4196 { 165, 0x18402ec4, 0x184c0392, 0x18178a55, 0x180ed197 },
4197 { 167, 0x18402ec4, 0x184c03d2, 0x18179855, 0x1815531f },
4198 { 169, 0x18402ec4, 0x184c03d2, 0x18179855, 0x18155327 },
4199 { 171, 0x18402ec4, 0x184c03d6, 0x18179855, 0x18155307 },
4200 { 173, 0x18402ec4, 0x184c03d6, 0x18179855, 0x1815530f },
4203 { 184, 0x15002ccc, 0x1500491e, 0x1509be55, 0x150c0a0b },
4204 { 188, 0x15002ccc, 0x15004922, 0x1509be55, 0x150c0a13 },
4205 { 192, 0x15002ccc, 0x15004926, 0x1509be55, 0x150c0a1b },
4206 { 196, 0x15002ccc, 0x1500492a, 0x1509be55, 0x150c0a23 },
4207 { 208, 0x15002ccc, 0x1500493a, 0x1509be55, 0x150c0a13 },
4208 { 212, 0x15002ccc, 0x1500493e, 0x1509be55, 0x150c0a1b },
4209 { 216, 0x15002ccc, 0x15004982, 0x1509be55, 0x150c0a23 },
4213 * RF value list for rt3xxx
4214 * Supports: 2.4 GHz (all) & 5.2 GHz (RF3052)
4216 static const struct rf_channel rf_vals_3x
[] = {
4232 /* 802.11 UNI / HyperLan 2 */
4246 /* 802.11 HyperLan 2 */
4278 int rt2800_probe_hw_mode(struct rt2x00_dev
*rt2x00dev
)
4280 struct hw_mode_spec
*spec
= &rt2x00dev
->spec
;
4281 struct channel_info
*info
;
4282 char *default_power1
;
4283 char *default_power2
;
4288 * Disable powersaving as default on PCI devices.
4290 if (rt2x00_is_pci(rt2x00dev
) || rt2x00_is_soc(rt2x00dev
))
4291 rt2x00dev
->hw
->wiphy
->flags
&= ~WIPHY_FLAG_PS_ON_BY_DEFAULT
;
4294 * Initialize all hw fields.
4296 rt2x00dev
->hw
->flags
=
4297 IEEE80211_HW_SIGNAL_DBM
|
4298 IEEE80211_HW_SUPPORTS_PS
|
4299 IEEE80211_HW_PS_NULLFUNC_STACK
|
4300 IEEE80211_HW_AMPDU_AGGREGATION
;
4302 * Don't set IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING for USB devices
4303 * unless we are capable of sending the buffered frames out after the
4304 * DTIM transmission using rt2x00lib_beacondone. This will send out
4305 * multicast and broadcast traffic immediately instead of buffering it
4306 * infinitly and thus dropping it after some time.
4308 if (!rt2x00_is_usb(rt2x00dev
))
4309 rt2x00dev
->hw
->flags
|=
4310 IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING
;
4312 SET_IEEE80211_DEV(rt2x00dev
->hw
, rt2x00dev
->dev
);
4313 SET_IEEE80211_PERM_ADDR(rt2x00dev
->hw
,
4314 rt2x00_eeprom_addr(rt2x00dev
,
4315 EEPROM_MAC_ADDR_0
));
4318 * As rt2800 has a global fallback table we cannot specify
4319 * more then one tx rate per frame but since the hw will
4320 * try several rates (based on the fallback table) we should
4321 * initialize max_report_rates to the maximum number of rates
4322 * we are going to try. Otherwise mac80211 will truncate our
4323 * reported tx rates and the rc algortihm will end up with
4326 rt2x00dev
->hw
->max_rates
= 1;
4327 rt2x00dev
->hw
->max_report_rates
= 7;
4328 rt2x00dev
->hw
->max_rate_tries
= 1;
4330 rt2x00_eeprom_read(rt2x00dev
, EEPROM_NIC_CONF0
, &eeprom
);
4333 * Initialize hw_mode information.
4335 spec
->supported_bands
= SUPPORT_BAND_2GHZ
;
4336 spec
->supported_rates
= SUPPORT_RATE_CCK
| SUPPORT_RATE_OFDM
;
4338 if (rt2x00_rf(rt2x00dev
, RF2820
) ||
4339 rt2x00_rf(rt2x00dev
, RF2720
)) {
4340 spec
->num_channels
= 14;
4341 spec
->channels
= rf_vals
;
4342 } else if (rt2x00_rf(rt2x00dev
, RF2850
) ||
4343 rt2x00_rf(rt2x00dev
, RF2750
)) {
4344 spec
->supported_bands
|= SUPPORT_BAND_5GHZ
;
4345 spec
->num_channels
= ARRAY_SIZE(rf_vals
);
4346 spec
->channels
= rf_vals
;
4347 } else if (rt2x00_rf(rt2x00dev
, RF3020
) ||
4348 rt2x00_rf(rt2x00dev
, RF2020
) ||
4349 rt2x00_rf(rt2x00dev
, RF3021
) ||
4350 rt2x00_rf(rt2x00dev
, RF3022
) ||
4351 rt2x00_rf(rt2x00dev
, RF3320
) ||
4352 rt2x00_rf(rt2x00dev
, RF5370
) ||
4353 rt2x00_rf(rt2x00dev
, RF5390
)) {
4354 spec
->num_channels
= 14;
4355 spec
->channels
= rf_vals_3x
;
4356 } else if (rt2x00_rf(rt2x00dev
, RF3052
)) {
4357 spec
->supported_bands
|= SUPPORT_BAND_5GHZ
;
4358 spec
->num_channels
= ARRAY_SIZE(rf_vals_3x
);
4359 spec
->channels
= rf_vals_3x
;
4363 * Initialize HT information.
4365 if (!rt2x00_rf(rt2x00dev
, RF2020
))
4366 spec
->ht
.ht_supported
= true;
4368 spec
->ht
.ht_supported
= false;
4371 IEEE80211_HT_CAP_SUP_WIDTH_20_40
|
4372 IEEE80211_HT_CAP_GRN_FLD
|
4373 IEEE80211_HT_CAP_SGI_20
|
4374 IEEE80211_HT_CAP_SGI_40
;
4376 if (rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF0_TXPATH
) >= 2)
4377 spec
->ht
.cap
|= IEEE80211_HT_CAP_TX_STBC
;
4380 rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF0_RXPATH
) <<
4381 IEEE80211_HT_CAP_RX_STBC_SHIFT
;
4383 spec
->ht
.ampdu_factor
= 3;
4384 spec
->ht
.ampdu_density
= 4;
4385 spec
->ht
.mcs
.tx_params
=
4386 IEEE80211_HT_MCS_TX_DEFINED
|
4387 IEEE80211_HT_MCS_TX_RX_DIFF
|
4388 ((rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF0_TXPATH
) - 1) <<
4389 IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT
);
4391 switch (rt2x00_get_field16(eeprom
, EEPROM_NIC_CONF0_RXPATH
)) {
4393 spec
->ht
.mcs
.rx_mask
[2] = 0xff;
4395 spec
->ht
.mcs
.rx_mask
[1] = 0xff;
4397 spec
->ht
.mcs
.rx_mask
[0] = 0xff;
4398 spec
->ht
.mcs
.rx_mask
[4] = 0x1; /* MCS32 */
4403 * Create channel information array
4405 info
= kcalloc(spec
->num_channels
, sizeof(*info
), GFP_KERNEL
);
4409 spec
->channels_info
= info
;
4411 default_power1
= rt2x00_eeprom_addr(rt2x00dev
, EEPROM_TXPOWER_BG1
);
4412 default_power2
= rt2x00_eeprom_addr(rt2x00dev
, EEPROM_TXPOWER_BG2
);
4414 for (i
= 0; i
< 14; i
++) {
4415 info
[i
].default_power1
= default_power1
[i
];
4416 info
[i
].default_power2
= default_power2
[i
];
4419 if (spec
->num_channels
> 14) {
4420 default_power1
= rt2x00_eeprom_addr(rt2x00dev
, EEPROM_TXPOWER_A1
);
4421 default_power2
= rt2x00_eeprom_addr(rt2x00dev
, EEPROM_TXPOWER_A2
);
4423 for (i
= 14; i
< spec
->num_channels
; i
++) {
4424 info
[i
].default_power1
= default_power1
[i
];
4425 info
[i
].default_power2
= default_power2
[i
];
4431 EXPORT_SYMBOL_GPL(rt2800_probe_hw_mode
);
4434 * IEEE80211 stack callback functions.
4436 void rt2800_get_tkip_seq(struct ieee80211_hw
*hw
, u8 hw_key_idx
, u32
*iv32
,
4439 struct rt2x00_dev
*rt2x00dev
= hw
->priv
;
4440 struct mac_iveiv_entry iveiv_entry
;
4443 offset
= MAC_IVEIV_ENTRY(hw_key_idx
);
4444 rt2800_register_multiread(rt2x00dev
, offset
,
4445 &iveiv_entry
, sizeof(iveiv_entry
));
4447 memcpy(iv16
, &iveiv_entry
.iv
[0], sizeof(*iv16
));
4448 memcpy(iv32
, &iveiv_entry
.iv
[4], sizeof(*iv32
));
4450 EXPORT_SYMBOL_GPL(rt2800_get_tkip_seq
);
4452 int rt2800_set_rts_threshold(struct ieee80211_hw
*hw
, u32 value
)
4454 struct rt2x00_dev
*rt2x00dev
= hw
->priv
;
4456 bool enabled
= (value
< IEEE80211_MAX_RTS_THRESHOLD
);
4458 rt2800_register_read(rt2x00dev
, TX_RTS_CFG
, ®
);
4459 rt2x00_set_field32(®
, TX_RTS_CFG_RTS_THRES
, value
);
4460 rt2800_register_write(rt2x00dev
, TX_RTS_CFG
, reg
);
4462 rt2800_register_read(rt2x00dev
, CCK_PROT_CFG
, ®
);
4463 rt2x00_set_field32(®
, CCK_PROT_CFG_RTS_TH_EN
, enabled
);
4464 rt2800_register_write(rt2x00dev
, CCK_PROT_CFG
, reg
);
4466 rt2800_register_read(rt2x00dev
, OFDM_PROT_CFG
, ®
);
4467 rt2x00_set_field32(®
, OFDM_PROT_CFG_RTS_TH_EN
, enabled
);
4468 rt2800_register_write(rt2x00dev
, OFDM_PROT_CFG
, reg
);
4470 rt2800_register_read(rt2x00dev
, MM20_PROT_CFG
, ®
);
4471 rt2x00_set_field32(®
, MM20_PROT_CFG_RTS_TH_EN
, enabled
);
4472 rt2800_register_write(rt2x00dev
, MM20_PROT_CFG
, reg
);
4474 rt2800_register_read(rt2x00dev
, MM40_PROT_CFG
, ®
);
4475 rt2x00_set_field32(®
, MM40_PROT_CFG_RTS_TH_EN
, enabled
);
4476 rt2800_register_write(rt2x00dev
, MM40_PROT_CFG
, reg
);
4478 rt2800_register_read(rt2x00dev
, GF20_PROT_CFG
, ®
);
4479 rt2x00_set_field32(®
, GF20_PROT_CFG_RTS_TH_EN
, enabled
);
4480 rt2800_register_write(rt2x00dev
, GF20_PROT_CFG
, reg
);
4482 rt2800_register_read(rt2x00dev
, GF40_PROT_CFG
, ®
);
4483 rt2x00_set_field32(®
, GF40_PROT_CFG_RTS_TH_EN
, enabled
);
4484 rt2800_register_write(rt2x00dev
, GF40_PROT_CFG
, reg
);
4488 EXPORT_SYMBOL_GPL(rt2800_set_rts_threshold
);
4490 int rt2800_conf_tx(struct ieee80211_hw
*hw
,
4491 struct ieee80211_vif
*vif
, u16 queue_idx
,
4492 const struct ieee80211_tx_queue_params
*params
)
4494 struct rt2x00_dev
*rt2x00dev
= hw
->priv
;
4495 struct data_queue
*queue
;
4496 struct rt2x00_field32 field
;
4502 * First pass the configuration through rt2x00lib, that will
4503 * update the queue settings and validate the input. After that
4504 * we are free to update the registers based on the value
4505 * in the queue parameter.
4507 retval
= rt2x00mac_conf_tx(hw
, vif
, queue_idx
, params
);
4512 * We only need to perform additional register initialization
4518 queue
= rt2x00queue_get_tx_queue(rt2x00dev
, queue_idx
);
4520 /* Update WMM TXOP register */
4521 offset
= WMM_TXOP0_CFG
+ (sizeof(u32
) * (!!(queue_idx
& 2)));
4522 field
.bit_offset
= (queue_idx
& 1) * 16;
4523 field
.bit_mask
= 0xffff << field
.bit_offset
;
4525 rt2800_register_read(rt2x00dev
, offset
, ®
);
4526 rt2x00_set_field32(®
, field
, queue
->txop
);
4527 rt2800_register_write(rt2x00dev
, offset
, reg
);
4529 /* Update WMM registers */
4530 field
.bit_offset
= queue_idx
* 4;
4531 field
.bit_mask
= 0xf << field
.bit_offset
;
4533 rt2800_register_read(rt2x00dev
, WMM_AIFSN_CFG
, ®
);
4534 rt2x00_set_field32(®
, field
, queue
->aifs
);
4535 rt2800_register_write(rt2x00dev
, WMM_AIFSN_CFG
, reg
);
4537 rt2800_register_read(rt2x00dev
, WMM_CWMIN_CFG
, ®
);
4538 rt2x00_set_field32(®
, field
, queue
->cw_min
);
4539 rt2800_register_write(rt2x00dev
, WMM_CWMIN_CFG
, reg
);
4541 rt2800_register_read(rt2x00dev
, WMM_CWMAX_CFG
, ®
);
4542 rt2x00_set_field32(®
, field
, queue
->cw_max
);
4543 rt2800_register_write(rt2x00dev
, WMM_CWMAX_CFG
, reg
);
4545 /* Update EDCA registers */
4546 offset
= EDCA_AC0_CFG
+ (sizeof(u32
) * queue_idx
);
4548 rt2800_register_read(rt2x00dev
, offset
, ®
);
4549 rt2x00_set_field32(®
, EDCA_AC0_CFG_TX_OP
, queue
->txop
);
4550 rt2x00_set_field32(®
, EDCA_AC0_CFG_AIFSN
, queue
->aifs
);
4551 rt2x00_set_field32(®
, EDCA_AC0_CFG_CWMIN
, queue
->cw_min
);
4552 rt2x00_set_field32(®
, EDCA_AC0_CFG_CWMAX
, queue
->cw_max
);
4553 rt2800_register_write(rt2x00dev
, offset
, reg
);
4557 EXPORT_SYMBOL_GPL(rt2800_conf_tx
);
4559 u64
rt2800_get_tsf(struct ieee80211_hw
*hw
, struct ieee80211_vif
*vif
)
4561 struct rt2x00_dev
*rt2x00dev
= hw
->priv
;
4565 rt2800_register_read(rt2x00dev
, TSF_TIMER_DW1
, ®
);
4566 tsf
= (u64
) rt2x00_get_field32(reg
, TSF_TIMER_DW1_HIGH_WORD
) << 32;
4567 rt2800_register_read(rt2x00dev
, TSF_TIMER_DW0
, ®
);
4568 tsf
|= rt2x00_get_field32(reg
, TSF_TIMER_DW0_LOW_WORD
);
4572 EXPORT_SYMBOL_GPL(rt2800_get_tsf
);
4574 int rt2800_ampdu_action(struct ieee80211_hw
*hw
, struct ieee80211_vif
*vif
,
4575 enum ieee80211_ampdu_mlme_action action
,
4576 struct ieee80211_sta
*sta
, u16 tid
, u16
*ssn
,
4579 struct rt2x00_sta
*sta_priv
= (struct rt2x00_sta
*)sta
->drv_priv
;
4583 * Don't allow aggregation for stations the hardware isn't aware
4584 * of because tx status reports for frames to an unknown station
4585 * always contain wcid=255 and thus we can't distinguish between
4586 * multiple stations which leads to unwanted situations when the
4587 * hw reorders frames due to aggregation.
4589 if (sta_priv
->wcid
< 0)
4593 case IEEE80211_AMPDU_RX_START
:
4594 case IEEE80211_AMPDU_RX_STOP
:
4596 * The hw itself takes care of setting up BlockAck mechanisms.
4597 * So, we only have to allow mac80211 to nagotiate a BlockAck
4598 * agreement. Once that is done, the hw will BlockAck incoming
4599 * AMPDUs without further setup.
4602 case IEEE80211_AMPDU_TX_START
:
4603 ieee80211_start_tx_ba_cb_irqsafe(vif
, sta
->addr
, tid
);
4605 case IEEE80211_AMPDU_TX_STOP
:
4606 ieee80211_stop_tx_ba_cb_irqsafe(vif
, sta
->addr
, tid
);
4608 case IEEE80211_AMPDU_TX_OPERATIONAL
:
4611 WARNING((struct rt2x00_dev
*)hw
->priv
, "Unknown AMPDU action\n");
4616 EXPORT_SYMBOL_GPL(rt2800_ampdu_action
);
4618 int rt2800_get_survey(struct ieee80211_hw
*hw
, int idx
,
4619 struct survey_info
*survey
)
4621 struct rt2x00_dev
*rt2x00dev
= hw
->priv
;
4622 struct ieee80211_conf
*conf
= &hw
->conf
;
4623 u32 idle
, busy
, busy_ext
;
4628 survey
->channel
= conf
->channel
;
4630 rt2800_register_read(rt2x00dev
, CH_IDLE_STA
, &idle
);
4631 rt2800_register_read(rt2x00dev
, CH_BUSY_STA
, &busy
);
4632 rt2800_register_read(rt2x00dev
, CH_BUSY_STA_SEC
, &busy_ext
);
4635 survey
->filled
= SURVEY_INFO_CHANNEL_TIME
|
4636 SURVEY_INFO_CHANNEL_TIME_BUSY
|
4637 SURVEY_INFO_CHANNEL_TIME_EXT_BUSY
;
4639 survey
->channel_time
= (idle
+ busy
) / 1000;
4640 survey
->channel_time_busy
= busy
/ 1000;
4641 survey
->channel_time_ext_busy
= busy_ext
/ 1000;
4644 if (!(hw
->conf
.flags
& IEEE80211_CONF_OFFCHANNEL
))
4645 survey
->filled
|= SURVEY_INFO_IN_USE
;
4650 EXPORT_SYMBOL_GPL(rt2800_get_survey
);
4652 MODULE_AUTHOR(DRV_PROJECT
", Bartlomiej Zolnierkiewicz");
4653 MODULE_VERSION(DRV_VERSION
);
4654 MODULE_DESCRIPTION("Ralink RT2800 library");
4655 MODULE_LICENSE("GPL");