51da6a26def8bae8560645484ce66ae71ece6caf
[openwrt/svn-archive/archive.git] / package / mac80211 / patches / 303-rt2x00-Implement-support-for-rt2800usb.patch
1 From 1d21decc7ccd8b7c2a280a4d15bda08883a03b2c Mon Sep 17 00:00:00 2001
2 From: Ivo van Doorn <IvDoorn@gmail.com>
3 Date: Wed, 4 Feb 2009 20:45:56 +0100
4 Subject: [PATCH] rt2x00: Implement support for rt2800usb
5
6 Add support for the rt2800usb chipset.
7
8 Includes various patches from Mattias and Felix.
9
10 Signed-off-by: Mattias Nissler <mattias.nissler@gmx.de>
11 Signed-off-by: Felix Fietkau <nbd@openwrt.org>
12 Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
13 ---
14 drivers/net/wireless/rt2x00/Kconfig | 14 +
15 drivers/net/wireless/rt2x00/Makefile | 1 +
16 drivers/net/wireless/rt2x00/rt2800usb.c | 2928 +++++++++++++++++++++++++++++++
17 drivers/net/wireless/rt2x00/rt2800usb.h | 1940 ++++++++++++++++++++
18 drivers/net/wireless/rt2x00/rt2x00.h | 7 +
19 5 files changed, 4890 insertions(+), 0 deletions(-)
20 create mode 100644 drivers/net/wireless/rt2x00/rt2800usb.c
21 create mode 100644 drivers/net/wireless/rt2x00/rt2800usb.h
22
23 --- a/drivers/net/wireless/rt2x00/Makefile
24 +++ b/drivers/net/wireless/rt2x00/Makefile
25 @@ -19,3 +19,4 @@ obj-$(CONFIG_RT61PCI) += rt61pci.o
26 obj-$(CONFIG_RT2800PCI) += rt2800pci.o
27 obj-$(CONFIG_RT2500USB) += rt2500usb.o
28 obj-$(CONFIG_RT73USB) += rt73usb.o
29 +obj-$(CONFIG_RT2800USB) += rt2800usb.o
30 --- /dev/null
31 +++ b/drivers/net/wireless/rt2x00/rt2800usb.c
32 @@ -0,0 +1,2928 @@
33 +/*
34 + Copyright (C) 2004 - 2009 rt2x00 SourceForge Project
35 + <http://rt2x00.serialmonkey.com>
36 +
37 + This program is free software; you can redistribute it and/or modify
38 + it under the terms of the GNU General Public License as published by
39 + the Free Software Foundation; either version 2 of the License, or
40 + (at your option) any later version.
41 +
42 + This program is distributed in the hope that it will be useful,
43 + but WITHOUT ANY WARRANTY; without even the implied warranty of
44 + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
45 + GNU General Public License for more details.
46 +
47 + You should have received a copy of the GNU General Public License
48 + along with this program; if not, write to the
49 + Free Software Foundation, Inc.,
50 + 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
51 + */
52 +
53 +/*
54 + Module: rt2800usb
55 + Abstract: rt2800usb device specific routines.
56 + Supported chipsets: RT2800U.
57 + */
58 +
59 +#include <linux/crc-ccitt.h>
60 +#include <linux/delay.h>
61 +#include <linux/etherdevice.h>
62 +#include <linux/init.h>
63 +#include <linux/kernel.h>
64 +#include <linux/module.h>
65 +#include <linux/usb.h>
66 +
67 +#include "rt2x00.h"
68 +#include "rt2x00usb.h"
69 +#include "rt2800usb.h"
70 +
71 +/*
72 + * Allow hardware encryption to be disabled.
73 + */
74 +static int modparam_nohwcrypt = 0;
75 +module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO);
76 +MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption.");
77 +
78 +/*
79 + * Register access.
80 + * All access to the CSR registers will go through the methods
81 + * rt2x00usb_register_read and rt2x00usb_register_write.
82 + * BBP and RF register require indirect register access,
83 + * and use the CSR registers BBPCSR and RFCSR to achieve this.
84 + * These indirect registers work with busy bits,
85 + * and we will try maximal REGISTER_BUSY_COUNT times to access
86 + * the register while taking a REGISTER_BUSY_DELAY us delay
87 + * between each attampt. When the busy bit is still set at that time,
88 + * the access attempt is considered to have failed,
89 + * and we will print an error.
90 + * The _lock versions must be used if you already hold the csr_mutex
91 + */
92 +#define WAIT_FOR_BBP(__dev, __reg) \
93 + rt2x00usb_regbusy_read((__dev), BBP_CSR_CFG, BBP_CSR_CFG_BUSY, (__reg))
94 +#define WAIT_FOR_RFCSR(__dev, __reg) \
95 + rt2x00usb_regbusy_read((__dev), RF_CSR_CFG, RF_CSR_CFG_BUSY, (__reg))
96 +#define WAIT_FOR_RF(__dev, __reg) \
97 + rt2x00usb_regbusy_read((__dev), RF_CSR_CFG0, RF_CSR_CFG0_BUSY, (__reg))
98 +#define WAIT_FOR_MCU(__dev, __reg) \
99 + rt2x00usb_regbusy_read((__dev), H2M_MAILBOX_CSR, \
100 + H2M_MAILBOX_CSR_OWNER, (__reg))
101 +
102 +static void rt2800usb_bbp_write(struct rt2x00_dev *rt2x00dev,
103 + const unsigned int word, const u8 value)
104 +{
105 + u32 reg;
106 +
107 + mutex_lock(&rt2x00dev->csr_mutex);
108 +
109 + /*
110 + * Wait until the BBP becomes available, afterwards we
111 + * can safely write the new data into the register.
112 + */
113 + if (WAIT_FOR_BBP(rt2x00dev, &reg)) {
114 + reg = 0;
115 + rt2x00_set_field32(&reg, BBP_CSR_CFG_VALUE, value);
116 + rt2x00_set_field32(&reg, BBP_CSR_CFG_REGNUM, word);
117 + rt2x00_set_field32(&reg, BBP_CSR_CFG_BUSY, 1);
118 + rt2x00_set_field32(&reg, BBP_CSR_CFG_READ_CONTROL, 0);
119 +
120 + rt2x00usb_register_write_lock(rt2x00dev, BBP_CSR_CFG, reg);
121 + }
122 +
123 + mutex_unlock(&rt2x00dev->csr_mutex);
124 +}
125 +
126 +static void rt2800usb_bbp_read(struct rt2x00_dev *rt2x00dev,
127 + const unsigned int word, u8 *value)
128 +{
129 + u32 reg;
130 +
131 + mutex_lock(&rt2x00dev->csr_mutex);
132 +
133 + /*
134 + * Wait until the BBP becomes available, afterwards we
135 + * can safely write the read request into the register.
136 + * After the data has been written, we wait until hardware
137 + * returns the correct value, if at any time the register
138 + * doesn't become available in time, reg will be 0xffffffff
139 + * which means we return 0xff to the caller.
140 + */
141 + if (WAIT_FOR_BBP(rt2x00dev, &reg)) {
142 + reg = 0;
143 + rt2x00_set_field32(&reg, BBP_CSR_CFG_REGNUM, word);
144 + rt2x00_set_field32(&reg, BBP_CSR_CFG_BUSY, 1);
145 + rt2x00_set_field32(&reg, BBP_CSR_CFG_READ_CONTROL, 1);
146 +
147 + rt2x00usb_register_write_lock(rt2x00dev, BBP_CSR_CFG, reg);
148 +
149 + WAIT_FOR_BBP(rt2x00dev, &reg);
150 + }
151 +
152 + *value = rt2x00_get_field32(reg, BBP_CSR_CFG_VALUE);
153 +
154 + mutex_unlock(&rt2x00dev->csr_mutex);
155 +}
156 +
157 +static void rt2800usb_rfcsr_write(struct rt2x00_dev *rt2x00dev,
158 + const unsigned int word, const u8 value)
159 +{
160 + u32 reg;
161 +
162 + mutex_lock(&rt2x00dev->csr_mutex);
163 +
164 + /*
165 + * Wait until the RFCSR becomes available, afterwards we
166 + * can safely write the new data into the register.
167 + */
168 + if (WAIT_FOR_RFCSR(rt2x00dev, &reg)) {
169 + reg = 0;
170 + rt2x00_set_field32(&reg, RF_CSR_CFG_DATA, value);
171 + rt2x00_set_field32(&reg, RF_CSR_CFG_REGNUM, word);
172 + rt2x00_set_field32(&reg, RF_CSR_CFG_WRITE, 1);
173 + rt2x00_set_field32(&reg, RF_CSR_CFG_BUSY, 1);
174 +
175 + rt2x00usb_register_write_lock(rt2x00dev, RF_CSR_CFG, reg);
176 + }
177 +
178 + mutex_unlock(&rt2x00dev->csr_mutex);
179 +}
180 +
181 +static void rt2800usb_rfcsr_read(struct rt2x00_dev *rt2x00dev,
182 + const unsigned int word, u8 *value)
183 +{
184 + u32 reg;
185 +
186 + mutex_lock(&rt2x00dev->csr_mutex);
187 +
188 + /*
189 + * Wait until the RFCSR becomes available, afterwards we
190 + * can safely write the read request into the register.
191 + * After the data has been written, we wait until hardware
192 + * returns the correct value, if at any time the register
193 + * doesn't become available in time, reg will be 0xffffffff
194 + * which means we return 0xff to the caller.
195 + */
196 + if (WAIT_FOR_RFCSR(rt2x00dev, &reg)) {
197 + reg = 0;
198 + rt2x00_set_field32(&reg, RF_CSR_CFG_REGNUM, word);
199 + rt2x00_set_field32(&reg, RF_CSR_CFG_WRITE, 0);
200 + rt2x00_set_field32(&reg, RF_CSR_CFG_BUSY, 1);
201 +
202 + rt2x00usb_register_write_lock(rt2x00dev, BBP_CSR_CFG, reg);
203 +
204 + WAIT_FOR_RFCSR(rt2x00dev, &reg);
205 + }
206 +
207 + *value = rt2x00_get_field32(reg, RF_CSR_CFG_DATA);
208 +
209 + mutex_unlock(&rt2x00dev->csr_mutex);
210 +}
211 +
212 +static void rt2800usb_rf_write(struct rt2x00_dev *rt2x00dev,
213 + const unsigned int word, const u32 value)
214 +{
215 + u32 reg;
216 +
217 + if (!word)
218 + return;
219 +
220 + mutex_lock(&rt2x00dev->csr_mutex);
221 +
222 + /*
223 + * Wait until the RF becomes available, afterwards we
224 + * can safely write the new data into the register.
225 + */
226 + if (WAIT_FOR_RF(rt2x00dev, &reg)) {
227 + reg = 0;
228 + rt2x00_set_field32(&reg, RF_CSR_CFG0_REG_VALUE_BW, value);
229 + rt2x00_set_field32(&reg, RF_CSR_CFG0_STANDBYMODE, 0);
230 + rt2x00_set_field32(&reg, RF_CSR_CFG0_SEL, 0);
231 + rt2x00_set_field32(&reg, RF_CSR_CFG0_BUSY, 1);
232 +
233 + rt2x00usb_register_write_lock(rt2x00dev, RF_CSR_CFG0, reg);
234 + rt2x00_rf_write(rt2x00dev, word, value);
235 + }
236 +
237 + mutex_unlock(&rt2x00dev->csr_mutex);
238 +}
239 +
240 +static void rt2800usb_mcu_request(struct rt2x00_dev *rt2x00dev,
241 + const u8 command, const u8 token,
242 + const u8 arg0, const u8 arg1)
243 +{
244 + u32 reg;
245 +
246 + mutex_lock(&rt2x00dev->csr_mutex);
247 +
248 + /*
249 + * Wait until the MCU becomes available, afterwards we
250 + * can safely write the new data into the register.
251 + */
252 + if (WAIT_FOR_MCU(rt2x00dev, &reg)) {
253 + rt2x00_set_field32(&reg, H2M_MAILBOX_CSR_OWNER, 1);
254 + rt2x00_set_field32(&reg, H2M_MAILBOX_CSR_CMD_TOKEN, token);
255 + rt2x00_set_field32(&reg, H2M_MAILBOX_CSR_ARG0, arg0);
256 + rt2x00_set_field32(&reg, H2M_MAILBOX_CSR_ARG1, arg1);
257 + rt2x00usb_register_write_lock(rt2x00dev, H2M_MAILBOX_CSR, reg);
258 +
259 + reg = 0;
260 + rt2x00_set_field32(&reg, HOST_CMD_CSR_HOST_COMMAND, command);
261 + rt2x00usb_register_write_lock(rt2x00dev, HOST_CMD_CSR, reg);
262 + }
263 +
264 + mutex_unlock(&rt2x00dev->csr_mutex);
265 +}
266 +
267 +#ifdef CONFIG_RT2X00_LIB_DEBUGFS
268 +static const struct rt2x00debug rt2800usb_rt2x00debug = {
269 + .owner = THIS_MODULE,
270 + .csr = {
271 + .read = rt2x00usb_register_read,
272 + .write = rt2x00usb_register_write,
273 + .flags = RT2X00DEBUGFS_OFFSET,
274 + .word_base = CSR_REG_BASE,
275 + .word_size = sizeof(u32),
276 + .word_count = CSR_REG_SIZE / sizeof(u32),
277 + },
278 + .eeprom = {
279 + .read = rt2x00_eeprom_read,
280 + .write = rt2x00_eeprom_write,
281 + .word_base = EEPROM_BASE,
282 + .word_size = sizeof(u16),
283 + .word_count = EEPROM_SIZE / sizeof(u16),
284 + },
285 + .bbp = {
286 + .read = rt2800usb_bbp_read,
287 + .write = rt2800usb_bbp_write,
288 + .word_base = BBP_BASE,
289 + .word_size = sizeof(u8),
290 + .word_count = BBP_SIZE / sizeof(u8),
291 + },
292 + .rf = {
293 + .read = rt2x00_rf_read,
294 + .write = rt2800usb_rf_write,
295 + .word_base = RF_BASE,
296 + .word_size = sizeof(u32),
297 + .word_count = RF_SIZE / sizeof(u32),
298 + },
299 +};
300 +#endif /* CONFIG_RT2X00_LIB_DEBUGFS */
301 +
302 +#ifdef CONFIG_RT2X00_LIB_RFKILL
303 +static int rt2800usb_rfkill_poll(struct rt2x00_dev *rt2x00dev)
304 +{
305 + u32 reg;
306 +
307 + rt2x00usb_register_read(rt2x00dev, GPIO_CTRL_CFG, &reg);
308 + return rt2x00_get_field32(reg, GPIO_CTRL_CFG_BIT2);
309 +}
310 +#else
311 +#define rt2800usb_rfkill_poll NULL
312 +#endif /* CONFIG_RT2X00_LIB_RFKILL */
313 +
314 +#ifdef CONFIG_RT2X00_LIB_LEDS
315 +static void rt2800usb_brightness_set(struct led_classdev *led_cdev,
316 + enum led_brightness brightness)
317 +{
318 + struct rt2x00_led *led =
319 + container_of(led_cdev, struct rt2x00_led, led_dev);
320 + unsigned int enabled = brightness != LED_OFF;
321 + unsigned int bg_mode =
322 + (enabled && led->rt2x00dev->curr_band == IEEE80211_BAND_2GHZ);
323 + unsigned int polarity =
324 + rt2x00_get_field16(led->rt2x00dev->led_mcu_reg,
325 + EEPROM_FREQ_LED_POLARITY);
326 + unsigned int ledmode =
327 + rt2x00_get_field16(led->rt2x00dev->led_mcu_reg,
328 + EEPROM_FREQ_LED_MODE);
329 +
330 + if (led->type == LED_TYPE_RADIO) {
331 + rt2800usb_mcu_request(led->rt2x00dev, MCU_LED, 0xff, ledmode,
332 + enabled ? 0x20 : 0);
333 + } else if (led->type == LED_TYPE_ASSOC) {
334 + rt2800usb_mcu_request(led->rt2x00dev, MCU_LED, 0xff, ledmode,
335 + enabled ? (bg_mode ? 0x60 : 0xa0) : 0x20);
336 + } else if (led->type == LED_TYPE_QUALITY) {
337 + /*
338 + * The brightness is divided into 6 levels (0 - 5),
339 + * The specs tell us the following levels:
340 + * 0, 1 ,3, 7, 15, 31
341 + * to determine the level in a simple way we can simply
342 + * work with bitshifting:
343 + * (1 << level) - 1
344 + */
345 + rt2800usb_mcu_request(led->rt2x00dev, MCU_LED_STRENGTH, 0xff,
346 + (1 << brightness / (LED_FULL / 6)) - 1,
347 + polarity);
348 + }
349 +}
350 +
351 +static int rt2800usb_blink_set(struct led_classdev *led_cdev,
352 + unsigned long *delay_on,
353 + unsigned long *delay_off)
354 +{
355 + struct rt2x00_led *led =
356 + container_of(led_cdev, struct rt2x00_led, led_dev);
357 + u32 reg;
358 +
359 + rt2x00usb_register_read(led->rt2x00dev, LED_CFG, &reg);
360 + rt2x00_set_field32(&reg, LED_CFG_ON_PERIOD, *delay_on);
361 + rt2x00_set_field32(&reg, LED_CFG_OFF_PERIOD, *delay_off);
362 + rt2x00_set_field32(&reg, LED_CFG_SLOW_BLINK_PERIOD, 3);
363 + rt2x00_set_field32(&reg, LED_CFG_R_LED_MODE, 3);
364 + rt2x00_set_field32(&reg, LED_CFG_G_LED_MODE, 12);
365 + rt2x00_set_field32(&reg, LED_CFG_Y_LED_MODE, 3);
366 + rt2x00_set_field32(&reg, LED_CFG_LED_POLAR, 1);
367 + rt2x00usb_register_write(led->rt2x00dev, LED_CFG, reg);
368 +
369 + return 0;
370 +}
371 +
372 +static void rt2800usb_init_led(struct rt2x00_dev *rt2x00dev,
373 + struct rt2x00_led *led,
374 + enum led_type type)
375 +{
376 + led->rt2x00dev = rt2x00dev;
377 + led->type = type;
378 + led->led_dev.brightness_set = rt2800usb_brightness_set;
379 + led->led_dev.blink_set = rt2800usb_blink_set;
380 + led->flags = LED_INITIALIZED;
381 +}
382 +#endif /* CONFIG_RT2X00_LIB_LEDS */
383 +
384 +/*
385 + * Configuration handlers.
386 + */
387 +static void rt2800usb_config_wcid_attr(struct rt2x00_dev *rt2x00dev,
388 + struct rt2x00lib_crypto *crypto,
389 + struct ieee80211_key_conf *key)
390 +{
391 + struct mac_wcid_entry wcid_entry;
392 + struct mac_iveiv_entry iveiv_entry;
393 + u32 offset;
394 + u32 reg;
395 +
396 + offset = MAC_WCID_ATTR_ENTRY(crypto->aid);
397 +
398 + rt2x00usb_register_read(rt2x00dev, offset, &reg);
399 + rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_KEYTAB,
400 + !!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE));
401 + rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_CIPHER, crypto->cipher);
402 + rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_BSS_IDX,
403 + (crypto->cmd == SET_KEY) * crypto->bssidx);
404 + rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_RX_WIUDF, 0);
405 + rt2x00usb_register_write(rt2x00dev, offset, reg);
406 +
407 + offset = MAC_IVEIV_ENTRY(crypto->aid);
408 +
409 + memset(&iveiv_entry, 0, sizeof(iveiv_entry));
410 + if ((crypto->cipher == CIPHER_TKIP) ||
411 + (crypto->cipher == CIPHER_TKIP_NO_MIC) ||
412 + (crypto->cipher == CIPHER_AES))
413 + iveiv_entry.iv[3] |= 0x20;
414 + iveiv_entry.iv[3] |= key->keyidx << 6;
415 + rt2x00usb_register_multiwrite(rt2x00dev, offset,
416 + &iveiv_entry, sizeof(iveiv_entry));
417 +
418 + offset = MAC_WCID_ENTRY(crypto->aid);
419 +
420 + memset(&wcid_entry, 0, sizeof(wcid_entry));
421 + if (crypto->cmd == SET_KEY)
422 + memcpy(&wcid_entry, crypto->address, ETH_ALEN);
423 + rt2x00usb_register_multiwrite(rt2x00dev, offset,
424 + &wcid_entry, sizeof(wcid_entry));
425 +}
426 +
427 +static int rt2800usb_config_shared_key(struct rt2x00_dev *rt2x00dev,
428 + struct rt2x00lib_crypto *crypto,
429 + struct ieee80211_key_conf *key)
430 +{
431 + struct hw_key_entry key_entry;
432 + struct rt2x00_field32 field;
433 + int timeout;
434 + u32 offset;
435 + u32 reg;
436 +
437 + if (crypto->cmd == SET_KEY) {
438 + key->hw_key_idx = (4 * crypto->bssidx) + key->keyidx;
439 +
440 + memcpy(key_entry.key, crypto->key,
441 + sizeof(key_entry.key));
442 + memcpy(key_entry.tx_mic, crypto->tx_mic,
443 + sizeof(key_entry.tx_mic));
444 + memcpy(key_entry.rx_mic, crypto->rx_mic,
445 + sizeof(key_entry.rx_mic));
446 +
447 + offset = SHARED_KEY_ENTRY(key->hw_key_idx);
448 + timeout = REGISTER_TIMEOUT32(sizeof(key_entry));
449 + rt2x00usb_vendor_request_large_buff(rt2x00dev, USB_MULTI_WRITE,
450 + USB_VENDOR_REQUEST_OUT,
451 + offset, &key_entry,
452 + sizeof(key_entry),
453 + timeout);
454 + }
455 +
456 + /*
457 + * The cipher types are stored over multiple registers
458 + * starting with SHARED_KEY_MODE_BASE each word will have
459 + * 32 bits and contains the cipher types for 2 bssidx each.
460 + * Using the correct defines correctly will cause overhead,
461 + * so just calculate the correct offset.
462 + */
463 + field.bit_offset = (4 * key->keyidx);
464 + field.bit_mask = 0x7 << field.bit_offset;
465 +
466 + offset = SHARED_KEY_MODE_ENTRY(key->hw_key_idx / 8);
467 +
468 + rt2x00usb_register_read(rt2x00dev, offset, &reg);
469 + rt2x00_set_field32(&reg, field,
470 + (crypto->cmd == SET_KEY) * crypto->cipher);
471 + rt2x00usb_register_write(rt2x00dev, offset, reg);
472 +
473 + /*
474 + * Update WCID information
475 + */
476 + rt2800usb_config_wcid_attr(rt2x00dev, crypto, key);
477 +
478 + return 0;
479 +}
480 +
481 +static int rt2800usb_config_pairwise_key(struct rt2x00_dev *rt2x00dev,
482 + struct rt2x00lib_crypto *crypto,
483 + struct ieee80211_key_conf *key)
484 +{
485 + struct hw_key_entry key_entry;
486 + int timeout;
487 + u32 offset;
488 +
489 + if (crypto->cmd == SET_KEY) {
490 + /*
491 + * 1 pairwise key is possible per AID, this means that the AID
492 + * equals our hw_key_idx.
493 + */
494 + key->hw_key_idx = crypto->aid;
495 +
496 + memcpy(key_entry.key, crypto->key,
497 + sizeof(key_entry.key));
498 + memcpy(key_entry.tx_mic, crypto->tx_mic,
499 + sizeof(key_entry.tx_mic));
500 + memcpy(key_entry.rx_mic, crypto->rx_mic,
501 + sizeof(key_entry.rx_mic));
502 +
503 + offset = PAIRWISE_KEY_ENTRY(key->hw_key_idx);
504 + timeout = REGISTER_TIMEOUT32(sizeof(key_entry));
505 + rt2x00usb_vendor_request_large_buff(rt2x00dev, USB_MULTI_WRITE,
506 + USB_VENDOR_REQUEST_OUT,
507 + offset, &key_entry,
508 + sizeof(key_entry),
509 + timeout);
510 + }
511 +
512 + /*
513 + * Update WCID information
514 + */
515 + rt2800usb_config_wcid_attr(rt2x00dev, crypto, key);
516 +
517 + return 0;
518 +}
519 +
520 +static void rt2800usb_config_filter(struct rt2x00_dev *rt2x00dev,
521 + const unsigned int filter_flags)
522 +{
523 + u32 reg;
524 +
525 + /*
526 + * Start configuration steps.
527 + * Note that the version error will always be dropped
528 + * and broadcast frames will always be accepted since
529 + * there is no filter for it at this time.
530 + */
531 + rt2x00usb_register_read(rt2x00dev, RX_FILTER_CFG, &reg);
532 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_CRC_ERROR,
533 + !(filter_flags & FIF_FCSFAIL));
534 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_PHY_ERROR,
535 + !(filter_flags & FIF_PLCPFAIL));
536 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_NOT_TO_ME,
537 + !(filter_flags & FIF_PROMISC_IN_BSS));
538 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_NOT_MY_BSSD, 0);
539 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_VER_ERROR, 1);
540 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_MULTICAST,
541 + !(filter_flags & FIF_ALLMULTI));
542 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_BROADCAST, 0);
543 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_DUPLICATE, 1);
544 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_CF_END_ACK,
545 + !(filter_flags & FIF_CONTROL));
546 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_CF_END,
547 + !(filter_flags & FIF_CONTROL));
548 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_ACK,
549 + !(filter_flags & FIF_CONTROL));
550 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_CTS,
551 + !(filter_flags & FIF_CONTROL));
552 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_RTS,
553 + !(filter_flags & FIF_CONTROL));
554 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_PSPOLL,
555 + !(filter_flags & FIF_CONTROL));
556 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_BA, 1);
557 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_BAR, 0);
558 + rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_CNTL,
559 + !(filter_flags & FIF_CONTROL));
560 + rt2x00usb_register_write(rt2x00dev, RX_FILTER_CFG, reg);
561 +}
562 +
563 +static void rt2800usb_config_intf(struct rt2x00_dev *rt2x00dev,
564 + struct rt2x00_intf *intf,
565 + struct rt2x00intf_conf *conf,
566 + const unsigned int flags)
567 +{
568 + unsigned int beacon_base;
569 + u32 reg;
570 +
571 + if (flags & CONFIG_UPDATE_TYPE) {
572 + /*
573 + * Clear current synchronisation setup.
574 + * For the Beacon base registers we only need to clear
575 + * the first byte since that byte contains the VALID and OWNER
576 + * bits which (when set to 0) will invalidate the entire beacon.
577 + */
578 + beacon_base = HW_BEACON_OFFSET(intf->beacon->entry_idx);
579 + rt2x00usb_register_write(rt2x00dev, beacon_base, 0);
580 +
581 + /*
582 + * Enable synchronisation.
583 + */
584 + rt2x00usb_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
585 + rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_TICKING, 1);
586 + rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_SYNC, conf->sync);
587 + rt2x00_set_field32(&reg, BCN_TIME_CFG_TBTT_ENABLE, 1);
588 + rt2x00usb_register_write(rt2x00dev, BCN_TIME_CFG, reg);
589 + }
590 +
591 + if (flags & CONFIG_UPDATE_MAC) {
592 + reg = le32_to_cpu(conf->mac[1]);
593 + rt2x00_set_field32(&reg, MAC_ADDR_DW1_UNICAST_TO_ME_MASK, 0xff);
594 + conf->mac[1] = cpu_to_le32(reg);
595 +
596 + rt2x00usb_register_multiwrite(rt2x00dev, MAC_ADDR_DW0,
597 + conf->mac, sizeof(conf->mac));
598 + }
599 +
600 + if (flags & CONFIG_UPDATE_BSSID) {
601 + reg = le32_to_cpu(conf->bssid[1]);
602 + rt2x00_set_field32(&reg, MAC_BSSID_DW1_BSS_ID_MASK, 0);
603 + rt2x00_set_field32(&reg, MAC_BSSID_DW1_BSS_BCN_NUM, 0);
604 + conf->bssid[1] = cpu_to_le32(reg);
605 +
606 + rt2x00usb_register_multiwrite(rt2x00dev, MAC_BSSID_DW0,
607 + conf->bssid, sizeof(conf->bssid));
608 + }
609 +}
610 +
611 +static void rt2800usb_config_erp(struct rt2x00_dev *rt2x00dev,
612 + struct rt2x00lib_erp *erp)
613 +{
614 + u32 reg;
615 +
616 + rt2x00usb_register_read(rt2x00dev, TX_TIMEOUT_CFG, &reg);
617 + rt2x00_set_field32(&reg, TX_TIMEOUT_CFG_RX_ACK_TIMEOUT,
618 + DIV_ROUND_UP(erp->ack_timeout, erp->slot_time));
619 + rt2x00usb_register_write(rt2x00dev, TX_TIMEOUT_CFG, reg);
620 +
621 + rt2x00usb_register_read(rt2x00dev, AUTO_RSP_CFG, &reg);
622 + rt2x00_set_field32(&reg, AUTO_RSP_CFG_BAC_ACK_POLICY,
623 + !!erp->short_preamble);
624 + rt2x00_set_field32(&reg, AUTO_RSP_CFG_AR_PREAMBLE,
625 + !!erp->short_preamble);
626 + rt2x00usb_register_write(rt2x00dev, AUTO_RSP_CFG, reg);
627 +
628 + rt2x00usb_register_read(rt2x00dev, OFDM_PROT_CFG, &reg);
629 + rt2x00_set_field32(&reg, OFDM_PROT_CFG_PROTECT_CTRL,
630 + erp->cts_protection ? 2 : 0);
631 + rt2x00usb_register_write(rt2x00dev, OFDM_PROT_CFG, reg);
632 +
633 + rt2x00usb_register_write(rt2x00dev, LEGACY_BASIC_RATE,
634 + erp->basic_rates);
635 + rt2x00usb_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003);
636 +
637 + rt2x00usb_register_read(rt2x00dev, BKOFF_SLOT_CFG, &reg);
638 + rt2x00_set_field32(&reg, BKOFF_SLOT_CFG_SLOT_TIME, erp->slot_time);
639 + rt2x00_set_field32(&reg, BKOFF_SLOT_CFG_CC_DELAY_TIME, 2);
640 + rt2x00usb_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg);
641 +
642 + rt2x00usb_register_read(rt2x00dev, XIFS_TIME_CFG, &reg);
643 + rt2x00_set_field32(&reg, XIFS_TIME_CFG_CCKM_SIFS_TIME, erp->sifs);
644 + rt2x00_set_field32(&reg, XIFS_TIME_CFG_OFDM_SIFS_TIME, erp->sifs);
645 + rt2x00_set_field32(&reg, XIFS_TIME_CFG_OFDM_XIFS_TIME, 4);
646 + rt2x00_set_field32(&reg, XIFS_TIME_CFG_EIFS, erp->eifs);
647 + rt2x00_set_field32(&reg, XIFS_TIME_CFG_BB_RXEND_ENABLE, 1);
648 + rt2x00usb_register_write(rt2x00dev, XIFS_TIME_CFG, reg);
649 +}
650 +
651 +static void rt2800usb_config_ant(struct rt2x00_dev *rt2x00dev,
652 + struct antenna_setup *ant)
653 +{
654 + u16 eeprom;
655 + u8 r1;
656 + u8 r3;
657 +
658 + /*
659 + * FIXME: Use requested antenna configuration.
660 + */
661 +
662 + rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom);
663 +
664 + rt2800usb_bbp_read(rt2x00dev, 1, &r1);
665 + rt2800usb_bbp_read(rt2x00dev, 3, &r3);
666 +
667 + /*
668 + * Configure the TX antenna.
669 + */
670 + switch (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH)) {
671 + case 1:
672 + rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 0);
673 + rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 0);
674 + break;
675 + case 2:
676 + rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 16);
677 + break;
678 + case 3:
679 + /* Do nothing */
680 + break;
681 + }
682 +
683 + /*
684 + * Configure the RX antenna.
685 + */
686 + switch (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH)) {
687 + case 1:
688 + rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 0);
689 + break;
690 + case 2:
691 + rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 1);
692 + break;
693 + case 3:
694 + rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 2);
695 + break;
696 + }
697 +
698 + rt2800usb_bbp_write(rt2x00dev, 3, r3);
699 + rt2800usb_bbp_write(rt2x00dev, 1, r1);
700 +}
701 +
702 +static void rt2800usb_config_lna_gain(struct rt2x00_dev *rt2x00dev,
703 + struct rt2x00lib_conf *libconf)
704 +{
705 + u16 eeprom;
706 + short lna_gain;
707 +
708 + if (libconf->rf.channel <= 14) {
709 + rt2x00_eeprom_read(rt2x00dev, EEPROM_LNA, &eeprom);
710 + lna_gain = rt2x00_get_field16(eeprom, EEPROM_LNA_BG);
711 + } else if (libconf->rf.channel <= 64) {
712 + rt2x00_eeprom_read(rt2x00dev, EEPROM_LNA, &eeprom);
713 + lna_gain = rt2x00_get_field16(eeprom, EEPROM_LNA_A0);
714 + } else if (libconf->rf.channel <= 128) {
715 + rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2, &eeprom);
716 + lna_gain = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG2_LNA_A1);
717 + } else {
718 + rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_A2, &eeprom);
719 + lna_gain = rt2x00_get_field16(eeprom, EEPROM_RSSI_A2_LNA_A2);
720 + }
721 +
722 + rt2x00dev->lna_gain = lna_gain;
723 +}
724 +
725 +static void rt2800usb_config_channel_rt2x(struct rt2x00_dev *rt2x00dev,
726 + struct rf_channel *rf,
727 + struct channel_info *info)
728 +{
729 + u16 eeprom;
730 +
731 + rt2x00_set_field32(&rf->rf4, RF4_FREQ_OFFSET, rt2x00dev->freq_offset);
732 +
733 + /*
734 + * Determine antenna settings from EEPROM
735 + */
736 + rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom);
737 + if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) == 1)
738 + rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_TX1, 1);
739 +
740 + if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) == 1) {
741 + rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX1, 1);
742 + rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX2, 1);
743 + } else if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) == 2)
744 + rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX2, 1);
745 +
746 + if (rf->channel > 14) {
747 + /*
748 + * When TX power is below 0, we should increase it by 7 to
749 + * make it a positive value (Minumum value is -7).
750 + * However this means that values between 0 and 7 have
751 + * double meaning, and we should set a 7DBm boost flag.
752 + */
753 + rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_A_7DBM_BOOST,
754 + (info->tx_power1 >= 0));
755 +
756 + if (info->tx_power1 < 0)
757 + info->tx_power1 += 7;
758 +
759 + rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_A,
760 + TXPOWER_A_TO_DEV(info->tx_power1));
761 +
762 + rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_A_7DBM_BOOST,
763 + (info->tx_power2 >= 0));
764 +
765 + if (info->tx_power2 < 0)
766 + info->tx_power2 += 7;
767 +
768 + rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_A,
769 + TXPOWER_A_TO_DEV(info->tx_power2));
770 + } else {
771 + rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_G,
772 + TXPOWER_G_TO_DEV(info->tx_power1));
773 + rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_G,
774 + TXPOWER_G_TO_DEV(info->tx_power2));
775 + }
776 +
777 + rt2x00_set_field32(&rf->rf4, RF4_BW40,
778 + test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags));
779 +
780 + rt2800usb_rf_write(rt2x00dev, 1, rf->rf1);
781 + rt2800usb_rf_write(rt2x00dev, 2, rf->rf2);
782 + rt2800usb_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004);
783 + rt2800usb_rf_write(rt2x00dev, 4, rf->rf4);
784 +
785 + udelay(200);
786 +
787 + rt2800usb_rf_write(rt2x00dev, 1, rf->rf1);
788 + rt2800usb_rf_write(rt2x00dev, 2, rf->rf2);
789 + rt2800usb_rf_write(rt2x00dev, 3, rf->rf3 | 0x00000004);
790 + rt2800usb_rf_write(rt2x00dev, 4, rf->rf4);
791 +
792 + udelay(200);
793 +
794 + rt2800usb_rf_write(rt2x00dev, 1, rf->rf1);
795 + rt2800usb_rf_write(rt2x00dev, 2, rf->rf2);
796 + rt2800usb_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004);
797 + rt2800usb_rf_write(rt2x00dev, 4, rf->rf4);
798 +}
799 +
800 +static void rt2800usb_config_channel_rt3x(struct rt2x00_dev *rt2x00dev,
801 + struct rf_channel *rf,
802 + struct channel_info *info)
803 +{
804 + u8 rfcsr;
805 +
806 + rt2800usb_rfcsr_write(rt2x00dev, 2, rf->rf1);
807 + rt2800usb_rfcsr_write(rt2x00dev, 2, rf->rf3);
808 +
809 + rt2800usb_rfcsr_read(rt2x00dev, 6, &rfcsr);
810 + rt2x00_set_field8(&rfcsr, RFCSR6_R, rf->rf2);
811 + rt2800usb_rfcsr_write(rt2x00dev, 6, rfcsr);
812 +
813 + rt2800usb_rfcsr_read(rt2x00dev, 12, &rfcsr);
814 + rt2x00_set_field8(&rfcsr, RFCSR12_TX_POWER,
815 + TXPOWER_G_TO_DEV(info->tx_power1));
816 + rt2800usb_rfcsr_write(rt2x00dev, 12, rfcsr);
817 +
818 + rt2800usb_rfcsr_read(rt2x00dev, 23, &rfcsr);
819 + rt2x00_set_field8(&rfcsr, RFCSR23_FREQ_OFFSET, rt2x00dev->freq_offset);
820 + rt2800usb_rfcsr_write(rt2x00dev, 23, rfcsr);
821 +
822 + if (test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags))
823 + rt2800usb_rfcsr_write(rt2x00dev, 24, rt2x00dev->calibration_bw40);
824 + else
825 + rt2800usb_rfcsr_write(rt2x00dev, 24, rt2x00dev->calibration_bw20);
826 +
827 + rt2800usb_rfcsr_read(rt2x00dev, 23, &rfcsr);
828 + rt2x00_set_field8(&rfcsr, RFCSR7_RF_TUNING, 1);
829 + rt2800usb_rfcsr_write(rt2x00dev, 23, rfcsr);
830 +}
831 +
832 +static void rt2800usb_config_channel(struct rt2x00_dev *rt2x00dev,
833 + struct rf_channel *rf,
834 + struct channel_info *info)
835 +{
836 + u32 reg;
837 + unsigned int tx_pin;
838 + u16 eeprom;
839 +
840 + if (rt2x00_rev(&rt2x00dev->chip) != RT3070_VERSION)
841 + rt2800usb_config_channel_rt2x(rt2x00dev, rf, info);
842 + else
843 + rt2800usb_config_channel_rt3x(rt2x00dev, rf, info);
844 +
845 + tx_pin = 0;
846 + rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G1_EN, 1);
847 + rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A0_EN, 1);
848 + rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G0_EN, 1);
849 + rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A1_EN, 1);
850 + rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G1_EN, 1);
851 + rt2x00_set_field32(&tx_pin, TX_PIN_CFG_RFTR_EN, 1);
852 + rt2x00_set_field32(&tx_pin, TX_PIN_CFG_TRSW_EN, 1);
853 +
854 + rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom);
855 +
856 + /* Turn off unused PA or LNA when only 1T or 1R */
857 + if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) == 1) {
858 +
859 + rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A1_EN, 0);
860 + rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G1_EN, 0);
861 + }
862 +
863 + /* Turn off unused PA or LNA when only 1T or 1R */
864 + if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) == 1) {
865 + rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A1_EN, 0);
866 + rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G1_EN, 0);
867 + }
868 +
869 + if (rf->channel > 14)
870 + rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A0_EN, 1);
871 + else
872 + rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G0_EN, 1);
873 +
874 + /*
875 + * Change BBP settings
876 + */
877 + rt2800usb_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain);
878 + rt2800usb_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain);
879 + rt2800usb_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain);
880 + rt2800usb_bbp_write(rt2x00dev, 86, 0);
881 +
882 + if (rf->channel <= 14) {
883 + if (test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags)) {
884 + rt2800usb_bbp_write(rt2x00dev, 82, 0x62);
885 + rt2800usb_bbp_write(rt2x00dev, 75, 0x46);
886 + } else {
887 + rt2800usb_bbp_write(rt2x00dev, 82, 0x84);
888 + rt2800usb_bbp_write(rt2x00dev, 75, 0x50);
889 + }
890 +
891 + rt2x00usb_register_read(rt2x00dev, TX_BAND_CFG, &reg);
892 + rt2x00_set_field32(&rf->rf3, TX_BAND_CFG_A, 0);
893 + rt2x00_set_field32(&rf->rf3, TX_BAND_CFG_BG, 1);
894 + rt2x00usb_register_write(rt2x00dev, TX_BAND_CFG, reg);
895 + } else {
896 + rt2800usb_bbp_write(rt2x00dev, 82, 0xf2);
897 +
898 + if (test_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags))
899 + rt2800usb_bbp_write(rt2x00dev, 75, 0x46);
900 + else
901 + rt2800usb_bbp_write(rt2x00dev, 75, 0x50);
902 +
903 + rt2x00usb_register_read(rt2x00dev, TX_BAND_CFG, &reg);
904 + rt2x00_set_field32(&rf->rf3, TX_BAND_CFG_A, 1);
905 + rt2x00_set_field32(&rf->rf3, TX_BAND_CFG_BG, 0);
906 + rt2x00usb_register_write(rt2x00dev, TX_BAND_CFG, reg);
907 + }
908 +
909 + rt2x00usb_register_write(rt2x00dev, TX_PIN_CFG, tx_pin);
910 +
911 + msleep(1);
912 +}
913 +
914 +static void rt2800usb_config_txpower(struct rt2x00_dev *rt2x00dev,
915 + const int txpower)
916 +{
917 + u32 reg;
918 + u32 value = TXPOWER_G_TO_DEV(txpower);
919 + u8 r1;
920 +
921 + rt2800usb_bbp_read(rt2x00dev, 1, &r1);
922 + rt2x00_set_field8(&reg, BBP1_TX_POWER, 0);
923 + rt2800usb_bbp_write(rt2x00dev, 1, r1);
924 +
925 + rt2x00usb_register_read(rt2x00dev, TX_PWR_CFG_0, &reg);
926 + rt2x00_set_field32(&reg, TX_PWR_CFG_0_1MBS, value);
927 + rt2x00_set_field32(&reg, TX_PWR_CFG_0_2MBS, value);
928 + rt2x00_set_field32(&reg, TX_PWR_CFG_0_55MBS, value);
929 + rt2x00_set_field32(&reg, TX_PWR_CFG_0_11MBS, value);
930 + rt2x00_set_field32(&reg, TX_PWR_CFG_0_6MBS, value);
931 + rt2x00_set_field32(&reg, TX_PWR_CFG_0_9MBS, value);
932 + rt2x00_set_field32(&reg, TX_PWR_CFG_0_12MBS, value);
933 + rt2x00_set_field32(&reg, TX_PWR_CFG_0_18MBS, value);
934 + rt2x00usb_register_write(rt2x00dev, TX_PWR_CFG_0, reg);
935 +
936 + rt2x00usb_register_read(rt2x00dev, TX_PWR_CFG_1, &reg);
937 + rt2x00_set_field32(&reg, TX_PWR_CFG_1_24MBS, value);
938 + rt2x00_set_field32(&reg, TX_PWR_CFG_1_36MBS, value);
939 + rt2x00_set_field32(&reg, TX_PWR_CFG_1_48MBS, value);
940 + rt2x00_set_field32(&reg, TX_PWR_CFG_1_54MBS, value);
941 + rt2x00_set_field32(&reg, TX_PWR_CFG_1_MCS0, value);
942 + rt2x00_set_field32(&reg, TX_PWR_CFG_1_MCS1, value);
943 + rt2x00_set_field32(&reg, TX_PWR_CFG_1_MCS2, value);
944 + rt2x00_set_field32(&reg, TX_PWR_CFG_1_MCS3, value);
945 + rt2x00usb_register_write(rt2x00dev, TX_PWR_CFG_1, reg);
946 +
947 + rt2x00usb_register_read(rt2x00dev, TX_PWR_CFG_2, &reg);
948 + rt2x00_set_field32(&reg, TX_PWR_CFG_2_MCS4, value);
949 + rt2x00_set_field32(&reg, TX_PWR_CFG_2_MCS5, value);
950 + rt2x00_set_field32(&reg, TX_PWR_CFG_2_MCS6, value);
951 + rt2x00_set_field32(&reg, TX_PWR_CFG_2_MCS7, value);
952 + rt2x00_set_field32(&reg, TX_PWR_CFG_2_MCS8, value);
953 + rt2x00_set_field32(&reg, TX_PWR_CFG_2_MCS9, value);
954 + rt2x00_set_field32(&reg, TX_PWR_CFG_2_MCS10, value);
955 + rt2x00_set_field32(&reg, TX_PWR_CFG_2_MCS11, value);
956 + rt2x00usb_register_write(rt2x00dev, TX_PWR_CFG_2, reg);
957 +
958 + rt2x00usb_register_read(rt2x00dev, TX_PWR_CFG_3, &reg);
959 + rt2x00_set_field32(&reg, TX_PWR_CFG_3_MCS12, value);
960 + rt2x00_set_field32(&reg, TX_PWR_CFG_3_MCS13, value);
961 + rt2x00_set_field32(&reg, TX_PWR_CFG_3_MCS14, value);
962 + rt2x00_set_field32(&reg, TX_PWR_CFG_3_MCS15, value);
963 + rt2x00_set_field32(&reg, TX_PWR_CFG_3_UKNOWN1, value);
964 + rt2x00_set_field32(&reg, TX_PWR_CFG_3_UKNOWN2, value);
965 + rt2x00_set_field32(&reg, TX_PWR_CFG_3_UKNOWN3, value);
966 + rt2x00_set_field32(&reg, TX_PWR_CFG_3_UKNOWN4, value);
967 + rt2x00usb_register_write(rt2x00dev, TX_PWR_CFG_3, reg);
968 +
969 + rt2x00usb_register_read(rt2x00dev, TX_PWR_CFG_4, &reg);
970 + rt2x00_set_field32(&reg, TX_PWR_CFG_4_UKNOWN5, value);
971 + rt2x00_set_field32(&reg, TX_PWR_CFG_4_UKNOWN6, value);
972 + rt2x00_set_field32(&reg, TX_PWR_CFG_4_UKNOWN7, value);
973 + rt2x00_set_field32(&reg, TX_PWR_CFG_4_UKNOWN8, value);
974 + rt2x00usb_register_write(rt2x00dev, TX_PWR_CFG_4, reg);
975 +}
976 +
977 +static void rt2800usb_config_retry_limit(struct rt2x00_dev *rt2x00dev,
978 + struct rt2x00lib_conf *libconf)
979 +{
980 + u32 reg;
981 +
982 + rt2x00usb_register_read(rt2x00dev, TX_RTY_CFG, &reg);
983 + rt2x00_set_field32(&reg, TX_RTY_CFG_SHORT_RTY_LIMIT,
984 + libconf->conf->short_frame_max_tx_count);
985 + rt2x00_set_field32(&reg, TX_RTY_CFG_LONG_RTY_LIMIT,
986 + libconf->conf->long_frame_max_tx_count);
987 + rt2x00_set_field32(&reg, TX_RTY_CFG_LONG_RTY_THRE, 2000);
988 + rt2x00_set_field32(&reg, TX_RTY_CFG_NON_AGG_RTY_MODE, 0);
989 + rt2x00_set_field32(&reg, TX_RTY_CFG_AGG_RTY_MODE, 0);
990 + rt2x00_set_field32(&reg, TX_RTY_CFG_TX_AUTO_FB_ENABLE, 1);
991 + rt2x00usb_register_write(rt2x00dev, TX_RTY_CFG, reg);
992 +}
993 +
994 +static void rt2800usb_config_duration(struct rt2x00_dev *rt2x00dev,
995 + struct rt2x00lib_conf *libconf)
996 +{
997 + u32 reg;
998 +
999 + rt2x00usb_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
1000 + rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_INTERVAL,
1001 + libconf->conf->beacon_int * 16);
1002 + rt2x00usb_register_write(rt2x00dev, BCN_TIME_CFG, reg);
1003 +}
1004 +
1005 +static void rt2800usb_config_ps(struct rt2x00_dev *rt2x00dev,
1006 + struct rt2x00lib_conf *libconf)
1007 +{
1008 + enum dev_state state =
1009 + (libconf->conf->flags & IEEE80211_CONF_PS) ?
1010 + STATE_SLEEP : STATE_AWAKE;
1011 + u32 reg;
1012 +
1013 + if (state == STATE_SLEEP) {
1014 + rt2x00usb_register_write(rt2x00dev, AUTOWAKEUP_CFG, 0);
1015 +
1016 + rt2x00usb_register_read(rt2x00dev, AUTOWAKEUP_CFG, &reg);
1017 + rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTO_LEAD_TIME, 5);
1018 + rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE,
1019 + libconf->conf->listen_interval - 1);
1020 + rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTOWAKE, 1);
1021 + rt2x00usb_register_write(rt2x00dev, AUTOWAKEUP_CFG, reg);
1022 +
1023 + rt2800usb_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0, 0);
1024 + } else {
1025 + rt2800usb_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 0);
1026 +
1027 + rt2x00usb_register_read(rt2x00dev, AUTOWAKEUP_CFG, &reg);
1028 + rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTO_LEAD_TIME, 0);
1029 + rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE, 0);
1030 + rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTOWAKE, 0);
1031 + rt2x00usb_register_write(rt2x00dev, AUTOWAKEUP_CFG, reg);
1032 + }
1033 +}
1034 +
1035 +static void rt2800usb_config(struct rt2x00_dev *rt2x00dev,
1036 + struct rt2x00lib_conf *libconf,
1037 + const unsigned int flags)
1038 +{
1039 + /* Always recalculate LNA gain before changing configuration */
1040 + rt2800usb_config_lna_gain(rt2x00dev, libconf);
1041 +
1042 + if (flags & IEEE80211_CONF_CHANGE_CHANNEL)
1043 + rt2800usb_config_channel(rt2x00dev, &libconf->rf,
1044 + &libconf->channel);
1045 + if (flags & IEEE80211_CONF_CHANGE_POWER)
1046 + rt2800usb_config_txpower(rt2x00dev, libconf->conf->power_level);
1047 + if (flags & IEEE80211_CONF_CHANGE_RETRY_LIMITS)
1048 + rt2800usb_config_retry_limit(rt2x00dev, libconf);
1049 + if (flags & IEEE80211_CONF_CHANGE_BEACON_INTERVAL)
1050 + rt2800usb_config_duration(rt2x00dev, libconf);
1051 + if (flags & IEEE80211_CONF_CHANGE_PS)
1052 + rt2800usb_config_ps(rt2x00dev, libconf);
1053 +}
1054 +
1055 +/*
1056 + * Link tuning
1057 + */
1058 +static void rt2800usb_link_stats(struct rt2x00_dev *rt2x00dev,
1059 + struct link_qual *qual)
1060 +{
1061 + u32 reg;
1062 +
1063 + /*
1064 + * Update FCS error count from register.
1065 + */
1066 + rt2x00usb_register_read(rt2x00dev, RX_STA_CNT0, &reg);
1067 + qual->rx_failed = rt2x00_get_field32(reg, RX_STA_CNT0_CRC_ERR);
1068 +}
1069 +
1070 +static u8 rt2800usb_get_default_vgc(struct rt2x00_dev *rt2x00dev)
1071 +{
1072 + if (rt2x00dev->curr_band == IEEE80211_BAND_2GHZ) {
1073 + if (rt2x00_rev(&rt2x00dev->chip) == RT3070_VERSION)
1074 + return 0x1c + (2 * rt2x00dev->lna_gain);
1075 + else
1076 + return 0x2e + rt2x00dev->lna_gain;
1077 + }
1078 +
1079 + if (!test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags))
1080 + return 0x32 + (rt2x00dev->lna_gain * 5) / 3;
1081 + else
1082 + return 0x3a + (rt2x00dev->lna_gain * 5) / 3;
1083 +}
1084 +
1085 +static inline void rt2800usb_set_vgc(struct rt2x00_dev *rt2x00dev,
1086 + struct link_qual *qual, u8 vgc_level)
1087 +{
1088 + if (qual->vgc_level != vgc_level) {
1089 + rt2800usb_bbp_write(rt2x00dev, 66, vgc_level);
1090 + qual->vgc_level = vgc_level;
1091 + qual->vgc_level_reg = vgc_level;
1092 + }
1093 +}
1094 +
1095 +static void rt2800usb_reset_tuner(struct rt2x00_dev *rt2x00dev,
1096 + struct link_qual *qual)
1097 +{
1098 + rt2800usb_set_vgc(rt2x00dev, qual,
1099 + rt2800usb_get_default_vgc(rt2x00dev));
1100 +}
1101 +
1102 +static void rt2800usb_link_tuner(struct rt2x00_dev *rt2x00dev,
1103 + struct link_qual *qual, const u32 count)
1104 +{
1105 + if (rt2x00_rev(&rt2x00dev->chip) == RT2860C_VERSION)
1106 + return;
1107 +
1108 + /*
1109 + * When RSSI is better then -80 increase VGC level with 0x10
1110 + */
1111 + rt2800usb_set_vgc(rt2x00dev, qual,
1112 + rt2800usb_get_default_vgc(rt2x00dev) +
1113 + ((qual->rssi > -80) * 0x10));
1114 +}
1115 +
1116 +/*
1117 + * Firmware functions
1118 + */
1119 +static char *rt2800usb_get_firmware_name(struct rt2x00_dev *rt2x00dev)
1120 +{
1121 + return FIRMWARE_RT2870;
1122 +}
1123 +
1124 +static bool rt2800usb_check_crc(const u8 *data, const size_t len)
1125 +{
1126 + u16 fw_crc;
1127 + u16 crc;
1128 +
1129 + /*
1130 + * The last 2 bytes in the firmware array are the crc checksum itself,
1131 + * this means that we should never pass those 2 bytes to the crc
1132 + * algorithm.
1133 + */
1134 + fw_crc = (data[len - 2] << 8 | data[len - 1]);
1135 +
1136 + /*
1137 + * Use the crc ccitt algorithm.
1138 + * This will return the same value as the legacy driver which
1139 + * used bit ordering reversion on the both the firmware bytes
1140 + * before input input as well as on the final output.
1141 + * Obviously using crc ccitt directly is much more efficient.
1142 + */
1143 + crc = crc_ccitt(~0, data, len - 2);
1144 +
1145 + /*
1146 + * There is a small difference between the crc-itu-t + bitrev and
1147 + * the crc-ccitt crc calculation. In the latter method the 2 bytes
1148 + * will be swapped, use swab16 to convert the crc to the correct
1149 + * value.
1150 + */
1151 + crc = swab16(crc);
1152 +
1153 + return fw_crc == crc;
1154 +}
1155 +
1156 +static int rt2800usb_check_firmware(struct rt2x00_dev *rt2x00dev,
1157 + const u8 *data, const size_t len)
1158 +{
1159 + u16 chipset = (rt2x00_rev(&rt2x00dev->chip) >> 16) & 0xffff;
1160 + size_t offset = 0;
1161 +
1162 + /*
1163 + * Firmware files:
1164 + * There are 2 variations of the rt2870 firmware.
1165 + * a) size: 4kb
1166 + * b) size: 8kb
1167 + * Note that (b) contains 2 seperate firmware blobs of 4k
1168 + * within the file. The first blob is the same firmware as (a),
1169 + * but the second blob is for the additional chipsets.
1170 + */
1171 + if (len != 4096 && len != 8192)
1172 + return FW_BAD_LENGTH;
1173 +
1174 + /*
1175 + * Check if we need the upper 4kb firmware data or not.
1176 + */
1177 + if ((len == 4096) &&
1178 + (chipset != 0x2860) &&
1179 + (chipset != 0x2872) &&
1180 + (chipset != 0x3070))
1181 + return FW_BAD_VERSION;
1182 +
1183 + /*
1184 + * 8kb firmware files must be checked as if it were
1185 + * 2 seperate firmware files.
1186 + */
1187 + while (offset < len) {
1188 + if (!rt2800usb_check_crc(data + offset, 4096))
1189 + return FW_BAD_CRC;
1190 +
1191 + offset += 4096;
1192 + }
1193 +
1194 + return FW_OK;
1195 +}
1196 +
1197 +static int rt2800usb_load_firmware(struct rt2x00_dev *rt2x00dev,
1198 + const u8 *data, const size_t len)
1199 +{
1200 + unsigned int i;
1201 + int status;
1202 + u32 reg;
1203 + u32 offset;
1204 + u32 length;
1205 + u16 chipset = (rt2x00_rev(&rt2x00dev->chip) >> 16) & 0xffff;
1206 +
1207 + /*
1208 + * Check which section of the firmware we need.
1209 + */
1210 + if ((chipset == 0x2860) || (chipset == 0x2872) || (chipset == 0x3070)) {
1211 + offset = 0;
1212 + length = 4096;
1213 + } else {
1214 + offset = 4096;
1215 + length = 4096;
1216 + }
1217 +
1218 + /*
1219 + * Wait for stable hardware.
1220 + */
1221 + for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
1222 + rt2x00usb_register_read(rt2x00dev, MAC_CSR0, &reg);
1223 + if (reg && reg != ~0)
1224 + break;
1225 + msleep(1);
1226 + }
1227 +
1228 + if (i == REGISTER_BUSY_COUNT) {
1229 + ERROR(rt2x00dev, "Unstable hardware.\n");
1230 + return -EBUSY;
1231 + }
1232 +
1233 + /*
1234 + * Write firmware to device.
1235 + */
1236 + rt2x00usb_vendor_request_large_buff(rt2x00dev, USB_MULTI_WRITE,
1237 + USB_VENDOR_REQUEST_OUT,
1238 + FIRMWARE_IMAGE_BASE,
1239 + data + offset, length,
1240 + REGISTER_TIMEOUT32(length));
1241 +
1242 + rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0);
1243 + rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_STATUS, ~0);
1244 +
1245 + /*
1246 + * Send firmware request to device to load firmware,
1247 + * we need to specify a long timeout time.
1248 + */
1249 + status = rt2x00usb_vendor_request_sw(rt2x00dev, USB_DEVICE_MODE,
1250 + 0, USB_MODE_FIRMWARE,
1251 + REGISTER_TIMEOUT_FIRMWARE);
1252 + if (status < 0) {
1253 + ERROR(rt2x00dev, "Failed to write Firmware to device.\n");
1254 + return status;
1255 + }
1256 +
1257 + /*
1258 + * Wait for device to stabilize.
1259 + */
1260 + for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
1261 + rt2x00usb_register_read(rt2x00dev, PBF_SYS_CTRL, &reg);
1262 + if (rt2x00_get_field32(reg, PBF_SYS_CTRL_READY))
1263 + break;
1264 + msleep(1);
1265 + }
1266 +
1267 + if (i == REGISTER_BUSY_COUNT) {
1268 + ERROR(rt2x00dev, "PBF system register not ready.\n");
1269 + return -EBUSY;
1270 + }
1271 +
1272 + /*
1273 + * Initialize firmware.
1274 + */
1275 + rt2x00usb_register_write(rt2x00dev, H2M_BBP_AGENT, 0);
1276 + rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0);
1277 + msleep(1);
1278 +
1279 + return 0;
1280 +}
1281 +
1282 +/*
1283 + * Initialization functions.
1284 + */
1285 +static int rt2800usb_init_registers(struct rt2x00_dev *rt2x00dev)
1286 +{
1287 + u32 reg;
1288 + unsigned int i;
1289 +
1290 + /*
1291 + * Wait untill BBP and RF are ready.
1292 + */
1293 + for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
1294 + rt2x00usb_register_read(rt2x00dev, MAC_CSR0, &reg);
1295 + if (reg && reg != ~0)
1296 + break;
1297 + msleep(1);
1298 + }
1299 +
1300 + if (i == REGISTER_BUSY_COUNT) {
1301 + ERROR(rt2x00dev, "Unstable hardware.\n");
1302 + return -EBUSY;
1303 + }
1304 +
1305 + rt2x00usb_register_read(rt2x00dev, PBF_SYS_CTRL, &reg);
1306 + rt2x00usb_register_write(rt2x00dev, PBF_SYS_CTRL, reg & ~0x00002000);
1307 +
1308 + rt2x00usb_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
1309 + rt2x00_set_field32(&reg, MAC_SYS_CTRL_RESET_CSR, 1);
1310 + rt2x00_set_field32(&reg, MAC_SYS_CTRL_RESET_BBP, 1);
1311 + rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
1312 +
1313 + rt2x00usb_register_write(rt2x00dev, USB_DMA_CFG, 0x00000000);
1314 +
1315 + rt2x00usb_vendor_request_sw(rt2x00dev, USB_DEVICE_MODE, 0,
1316 + USB_MODE_RESET, REGISTER_TIMEOUT);
1317 +
1318 + rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, 0x00000000);
1319 +
1320 + rt2x00usb_register_read(rt2x00dev, BCN_OFFSET0, &reg);
1321 + rt2x00_set_field32(&reg, BCN_OFFSET0_BCN0, 0xe0); /* 0x3800 */
1322 + rt2x00_set_field32(&reg, BCN_OFFSET0_BCN1, 0xe8); /* 0x3a00 */
1323 + rt2x00_set_field32(&reg, BCN_OFFSET0_BCN2, 0xf0); /* 0x3c00 */
1324 + rt2x00_set_field32(&reg, BCN_OFFSET0_BCN3, 0xf8); /* 0x3e00 */
1325 + rt2x00usb_register_write(rt2x00dev, BCN_OFFSET0, reg);
1326 +
1327 + rt2x00usb_register_read(rt2x00dev, BCN_OFFSET1, &reg);
1328 + rt2x00_set_field32(&reg, BCN_OFFSET1_BCN4, 0xc8); /* 0x3200 */
1329 + rt2x00_set_field32(&reg, BCN_OFFSET1_BCN5, 0xd0); /* 0x3400 */
1330 + rt2x00_set_field32(&reg, BCN_OFFSET1_BCN6, 0x77); /* 0x1dc0 */
1331 + rt2x00_set_field32(&reg, BCN_OFFSET1_BCN7, 0x6f); /* 0x1bc0 */
1332 + rt2x00usb_register_write(rt2x00dev, BCN_OFFSET1, reg);
1333 +
1334 + rt2x00usb_register_write(rt2x00dev, LEGACY_BASIC_RATE, 0x0000013f);
1335 + rt2x00usb_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003);
1336 +
1337 + rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, 0x00000000);
1338 +
1339 + rt2x00usb_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
1340 + rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_INTERVAL, 0);
1341 + rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_TICKING, 0);
1342 + rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_SYNC, 0);
1343 + rt2x00_set_field32(&reg, BCN_TIME_CFG_TBTT_ENABLE, 0);
1344 + rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 0);
1345 + rt2x00_set_field32(&reg, BCN_TIME_CFG_TX_TIME_COMPENSATE, 0);
1346 + rt2x00usb_register_write(rt2x00dev, BCN_TIME_CFG, reg);
1347 +
1348 + if (rt2x00_rev(&rt2x00dev->chip) == RT3070_VERSION) {
1349 + rt2x00usb_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400);
1350 + rt2x00usb_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000);
1351 + rt2x00usb_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000);
1352 + } else {
1353 + rt2x00usb_register_write(rt2x00dev, TX_SW_CFG0, 0x00000000);
1354 + rt2x00usb_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606);
1355 + }
1356 +
1357 + rt2x00usb_register_read(rt2x00dev, TX_LINK_CFG, &reg);
1358 + rt2x00_set_field32(&reg, TX_LINK_CFG_REMOTE_MFB_LIFETIME, 32);
1359 + rt2x00_set_field32(&reg, TX_LINK_CFG_MFB_ENABLE, 0);
1360 + rt2x00_set_field32(&reg, TX_LINK_CFG_REMOTE_UMFS_ENABLE, 0);
1361 + rt2x00_set_field32(&reg, TX_LINK_CFG_TX_MRQ_EN, 0);
1362 + rt2x00_set_field32(&reg, TX_LINK_CFG_TX_RDG_EN, 0);
1363 + rt2x00_set_field32(&reg, TX_LINK_CFG_TX_CF_ACK_EN, 1);
1364 + rt2x00_set_field32(&reg, TX_LINK_CFG_REMOTE_MFB, 0);
1365 + rt2x00_set_field32(&reg, TX_LINK_CFG_REMOTE_MFS, 0);
1366 + rt2x00usb_register_write(rt2x00dev, TX_LINK_CFG, reg);
1367 +
1368 + rt2x00usb_register_read(rt2x00dev, TX_TIMEOUT_CFG, &reg);
1369 + rt2x00_set_field32(&reg, TX_TIMEOUT_CFG_MPDU_LIFETIME, 9);
1370 + rt2x00_set_field32(&reg, TX_TIMEOUT_CFG_TX_OP_TIMEOUT, 10);
1371 + rt2x00usb_register_write(rt2x00dev, TX_TIMEOUT_CFG, reg);
1372 +
1373 + rt2x00usb_register_read(rt2x00dev, MAX_LEN_CFG, &reg);
1374 + rt2x00_set_field32(&reg, MAX_LEN_CFG_MAX_MPDU, AGGREGATION_SIZE);
1375 + if (rt2x00_rev(&rt2x00dev->chip) >= RT2880E_VERSION &&
1376 + rt2x00_rev(&rt2x00dev->chip) < RT3070_VERSION)
1377 + rt2x00_set_field32(&reg, MAX_LEN_CFG_MAX_PSDU, 2);
1378 + else
1379 + rt2x00_set_field32(&reg, MAX_LEN_CFG_MAX_PSDU, 1);
1380 + rt2x00_set_field32(&reg, MAX_LEN_CFG_MIN_PSDU, 0);
1381 + rt2x00_set_field32(&reg, MAX_LEN_CFG_MIN_MPDU, 0);
1382 + rt2x00usb_register_write(rt2x00dev, MAX_LEN_CFG, reg);
1383 +
1384 + rt2x00usb_register_write(rt2x00dev, PBF_MAX_PCNT, 0x1f3fbf9f);
1385 +
1386 + rt2x00usb_register_read(rt2x00dev, AUTO_RSP_CFG, &reg);
1387 + rt2x00_set_field32(&reg, AUTO_RSP_CFG_AUTORESPONDER, 1);
1388 + rt2x00_set_field32(&reg, AUTO_RSP_CFG_CTS_40_MMODE, 0);
1389 + rt2x00_set_field32(&reg, AUTO_RSP_CFG_CTS_40_MREF, 0);
1390 + rt2x00_set_field32(&reg, AUTO_RSP_CFG_DUAL_CTS_EN, 0);
1391 + rt2x00_set_field32(&reg, AUTO_RSP_CFG_ACK_CTS_PSM_BIT, 0);
1392 + rt2x00usb_register_write(rt2x00dev, AUTO_RSP_CFG, reg);
1393 +
1394 + rt2x00usb_register_read(rt2x00dev, CCK_PROT_CFG, &reg);
1395 + rt2x00_set_field32(&reg, CCK_PROT_CFG_PROTECT_RATE, 8);
1396 + rt2x00_set_field32(&reg, CCK_PROT_CFG_PROTECT_CTRL, 0);
1397 + rt2x00_set_field32(&reg, CCK_PROT_CFG_PROTECT_NAV, 1);
1398 + rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_CCK, 1);
1399 + rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
1400 + rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_MM20, 1);
1401 + rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_MM40, 1);
1402 + rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_GF20, 1);
1403 + rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_GF40, 1);
1404 + rt2x00usb_register_write(rt2x00dev, CCK_PROT_CFG, reg);
1405 +
1406 + rt2x00usb_register_read(rt2x00dev, OFDM_PROT_CFG, &reg);
1407 + rt2x00_set_field32(&reg, OFDM_PROT_CFG_PROTECT_RATE, 8);
1408 + rt2x00_set_field32(&reg, OFDM_PROT_CFG_PROTECT_CTRL, 0);
1409 + rt2x00_set_field32(&reg, OFDM_PROT_CFG_PROTECT_NAV, 1);
1410 + rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_CCK, 1);
1411 + rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
1412 + rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_MM20, 1);
1413 + rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_MM40, 1);
1414 + rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_GF20, 1);
1415 + rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_GF40, 1);
1416 + rt2x00usb_register_write(rt2x00dev, OFDM_PROT_CFG, reg);
1417 +
1418 + rt2x00usb_register_read(rt2x00dev, MM20_PROT_CFG, &reg);
1419 + rt2x00_set_field32(&reg, MM20_PROT_CFG_PROTECT_RATE, 0x4004);
1420 + rt2x00_set_field32(&reg, MM20_PROT_CFG_PROTECT_CTRL, 0);
1421 + rt2x00_set_field32(&reg, MM20_PROT_CFG_PROTECT_NAV, 1);
1422 + rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_CCK, 1);
1423 + rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
1424 + rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_MM20, 1);
1425 + rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_MM40, 0);
1426 + rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_GF20, 1);
1427 + rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_GF40, 0);
1428 + rt2x00usb_register_write(rt2x00dev, MM20_PROT_CFG, reg);
1429 +
1430 + rt2x00usb_register_read(rt2x00dev, MM40_PROT_CFG, &reg);
1431 + rt2x00_set_field32(&reg, MM40_PROT_CFG_PROTECT_RATE, 0x4084);
1432 + rt2x00_set_field32(&reg, MM40_PROT_CFG_PROTECT_CTRL, 0);
1433 + rt2x00_set_field32(&reg, MM40_PROT_CFG_PROTECT_NAV, 1);
1434 + rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_CCK, 1);
1435 + rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
1436 + rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_MM20, 1);
1437 + rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_MM40, 1);
1438 + rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_GF20, 1);
1439 + rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_GF40, 1);
1440 + rt2x00usb_register_write(rt2x00dev, MM40_PROT_CFG, reg);
1441 +
1442 + rt2x00usb_register_read(rt2x00dev, GF20_PROT_CFG, &reg);
1443 + rt2x00_set_field32(&reg, GF20_PROT_CFG_PROTECT_RATE, 0x4004);
1444 + rt2x00_set_field32(&reg, GF20_PROT_CFG_PROTECT_CTRL, 0);
1445 + rt2x00_set_field32(&reg, GF20_PROT_CFG_PROTECT_NAV, 1);
1446 + rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_CCK, 1);
1447 + rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
1448 + rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_MM20, 1);
1449 + rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_MM40, 0);
1450 + rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_GF20, 1);
1451 + rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_GF40, 0);
1452 + rt2x00usb_register_write(rt2x00dev, GF20_PROT_CFG, reg);
1453 +
1454 + rt2x00usb_register_read(rt2x00dev, GF40_PROT_CFG, &reg);
1455 + rt2x00_set_field32(&reg, GF40_PROT_CFG_PROTECT_RATE, 0x4084);
1456 + rt2x00_set_field32(&reg, GF40_PROT_CFG_PROTECT_CTRL, 0);
1457 + rt2x00_set_field32(&reg, GF40_PROT_CFG_PROTECT_NAV, 1);
1458 + rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_CCK, 1);
1459 + rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
1460 + rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_MM20, 1);
1461 + rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_MM40, 1);
1462 + rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_GF20, 1);
1463 + rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_GF40, 1);
1464 + rt2x00usb_register_write(rt2x00dev, GF40_PROT_CFG, reg);
1465 +
1466 + rt2x00usb_register_write(rt2x00dev, PBF_CFG, 0xf40006);
1467 +
1468 + rt2x00usb_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
1469 + rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0);
1470 + rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_DMA_BUSY, 0);
1471 + rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0);
1472 + rt2x00_set_field32(&reg, WPDMA_GLO_CFG_RX_DMA_BUSY, 0);
1473 + rt2x00_set_field32(&reg, WPDMA_GLO_CFG_WP_DMA_BURST_SIZE, 3);
1474 + rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 0);
1475 + rt2x00_set_field32(&reg, WPDMA_GLO_CFG_BIG_ENDIAN, 0);
1476 + rt2x00_set_field32(&reg, WPDMA_GLO_CFG_RX_HDR_SCATTER, 0);
1477 + rt2x00_set_field32(&reg, WPDMA_GLO_CFG_HDR_SEG_LEN, 0);
1478 + rt2x00usb_register_write(rt2x00dev, WPDMA_GLO_CFG, reg);
1479 +
1480 + rt2x00usb_register_write(rt2x00dev, TXOP_CTRL_CFG, 0x0000583f);
1481 + rt2x00usb_register_write(rt2x00dev, TXOP_HLDR_ET, 0x00000002);
1482 +
1483 + rt2x00usb_register_read(rt2x00dev, TX_RTS_CFG, &reg);
1484 + rt2x00_set_field32(&reg, TX_RTS_CFG_AUTO_RTS_RETRY_LIMIT, 32);
1485 + rt2x00_set_field32(&reg, TX_RTS_CFG_RTS_FBK_EN, 0);
1486 + rt2x00usb_register_write(rt2x00dev, TX_RTS_CFG, reg);
1487 +
1488 + rt2x00usb_register_write(rt2x00dev, EXP_ACK_TIME, 0x002400ca);
1489 + rt2x00usb_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000003);
1490 +
1491 + /*
1492 + * ASIC will keep garbage value after boot, clear encryption keys.
1493 + */
1494 + for (i = 0; i < 254; i++) {
1495 + u32 wcid[2] = { 0xffffffff, 0x00ffffff };
1496 + rt2x00usb_register_multiwrite(rt2x00dev, MAC_WCID_ENTRY(i),
1497 + wcid, sizeof(wcid));
1498 + }
1499 +
1500 + for (i = 0; i < 4; i++)
1501 + rt2x00usb_register_write(rt2x00dev,
1502 + SHARED_KEY_MODE_ENTRY(i), 0);
1503 +
1504 + for (i = 0; i < 256; i++)
1505 + rt2x00usb_register_write(rt2x00dev, MAC_WCID_ATTR_ENTRY(i), 1);
1506 +
1507 + /*
1508 + * Clear all beacons
1509 + * For the Beacon base registers we only need to clear
1510 + * the first byte since that byte contains the VALID and OWNER
1511 + * bits which (when set to 0) will invalidate the entire beacon.
1512 + */
1513 + rt2x00usb_register_write(rt2x00dev, HW_BEACON_BASE0, 0);
1514 + rt2x00usb_register_write(rt2x00dev, HW_BEACON_BASE1, 0);
1515 + rt2x00usb_register_write(rt2x00dev, HW_BEACON_BASE2, 0);
1516 + rt2x00usb_register_write(rt2x00dev, HW_BEACON_BASE3, 0);
1517 + rt2x00usb_register_write(rt2x00dev, HW_BEACON_BASE4, 0);
1518 + rt2x00usb_register_write(rt2x00dev, HW_BEACON_BASE5, 0);
1519 + rt2x00usb_register_write(rt2x00dev, HW_BEACON_BASE6, 0);
1520 + rt2x00usb_register_write(rt2x00dev, HW_BEACON_BASE7, 0);
1521 +
1522 + rt2x00usb_register_read(rt2x00dev, USB_CYC_CFG, &reg);
1523 + rt2x00_set_field32(&reg, USB_CYC_CFG_CLOCK_CYCLE, 30);
1524 + rt2x00usb_register_write(rt2x00dev, USB_CYC_CFG, reg);
1525 +
1526 + rt2x00usb_register_read(rt2x00dev, HT_FBK_CFG0, &reg);
1527 + rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS0FBK, 0);
1528 + rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS1FBK, 0);
1529 + rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS2FBK, 1);
1530 + rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS3FBK, 2);
1531 + rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS4FBK, 3);
1532 + rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS5FBK, 4);
1533 + rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS6FBK, 5);
1534 + rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS7FBK, 6);
1535 + rt2x00usb_register_write(rt2x00dev, HT_FBK_CFG0, reg);
1536 +
1537 + rt2x00usb_register_read(rt2x00dev, HT_FBK_CFG1, &reg);
1538 + rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS8FBK, 8);
1539 + rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS9FBK, 8);
1540 + rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS10FBK, 9);
1541 + rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS11FBK, 10);
1542 + rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS12FBK, 11);
1543 + rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS13FBK, 12);
1544 + rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS14FBK, 13);
1545 + rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS15FBK, 14);
1546 + rt2x00usb_register_write(rt2x00dev, HT_FBK_CFG1, reg);
1547 +
1548 + rt2x00usb_register_read(rt2x00dev, LG_FBK_CFG0, &reg);
1549 + rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS0FBK, 8);
1550 + rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS1FBK, 8);
1551 + rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS2FBK, 3);
1552 + rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS3FBK, 10);
1553 + rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS4FBK, 11);
1554 + rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS5FBK, 12);
1555 + rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS6FBK, 13);
1556 + rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS7FBK, 14);
1557 + rt2x00usb_register_write(rt2x00dev, LG_FBK_CFG0, reg);
1558 +
1559 + rt2x00usb_register_read(rt2x00dev, LG_FBK_CFG1, &reg);
1560 + rt2x00_set_field32(&reg, LG_FBK_CFG0_CCKMCS0FBK, 0);
1561 + rt2x00_set_field32(&reg, LG_FBK_CFG0_CCKMCS1FBK, 0);
1562 + rt2x00_set_field32(&reg, LG_FBK_CFG0_CCKMCS2FBK, 1);
1563 + rt2x00_set_field32(&reg, LG_FBK_CFG0_CCKMCS3FBK, 2);
1564 + rt2x00usb_register_write(rt2x00dev, LG_FBK_CFG1, reg);
1565 +
1566 + /*
1567 + * We must clear the error counters.
1568 + * These registers are cleared on read,
1569 + * so we may pass a useless variable to store the value.
1570 + */
1571 + rt2x00usb_register_read(rt2x00dev, RX_STA_CNT0, &reg);
1572 + rt2x00usb_register_read(rt2x00dev, RX_STA_CNT1, &reg);
1573 + rt2x00usb_register_read(rt2x00dev, RX_STA_CNT2, &reg);
1574 + rt2x00usb_register_read(rt2x00dev, TX_STA_CNT0, &reg);
1575 + rt2x00usb_register_read(rt2x00dev, TX_STA_CNT1, &reg);
1576 + rt2x00usb_register_read(rt2x00dev, TX_STA_CNT2, &reg);
1577 +
1578 + return 0;
1579 +}
1580 +
1581 +static int rt2800usb_wait_bbp_rf_ready(struct rt2x00_dev *rt2x00dev)
1582 +{
1583 + unsigned int i;
1584 + u32 reg;
1585 +
1586 + for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
1587 + rt2x00usb_register_read(rt2x00dev, MAC_STATUS_CFG, &reg);
1588 + if (!rt2x00_get_field32(reg, MAC_STATUS_CFG_BBP_RF_BUSY))
1589 + return 0;
1590 +
1591 + udelay(REGISTER_BUSY_DELAY);
1592 + }
1593 +
1594 + ERROR(rt2x00dev, "BBP/RF register access failed, aborting.\n");
1595 + return -EACCES;
1596 +}
1597 +
1598 +static int rt2800usb_wait_bbp_ready(struct rt2x00_dev *rt2x00dev)
1599 +{
1600 + unsigned int i;
1601 + u8 value;
1602 +
1603 + for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
1604 + rt2800usb_bbp_read(rt2x00dev, 0, &value);
1605 + if ((value != 0xff) && (value != 0x00))
1606 + return 0;
1607 + udelay(REGISTER_BUSY_DELAY);
1608 + }
1609 +
1610 + ERROR(rt2x00dev, "BBP register access failed, aborting.\n");
1611 + return -EACCES;
1612 +}
1613 +
1614 +static int rt2800usb_init_bbp(struct rt2x00_dev *rt2x00dev)
1615 +{
1616 + unsigned int i;
1617 + u16 eeprom;
1618 + u8 reg_id;
1619 + u8 value;
1620 +
1621 + if (unlikely(rt2800usb_wait_bbp_rf_ready(rt2x00dev) ||
1622 + rt2800usb_wait_bbp_ready(rt2x00dev)))
1623 + return -EACCES;
1624 +
1625 + rt2800usb_bbp_write(rt2x00dev, 65, 0x2c);
1626 + rt2800usb_bbp_write(rt2x00dev, 66, 0x38);
1627 + rt2800usb_bbp_write(rt2x00dev, 69, 0x12);
1628 + rt2800usb_bbp_write(rt2x00dev, 70, 0x0a);
1629 + rt2800usb_bbp_write(rt2x00dev, 73, 0x10);
1630 + rt2800usb_bbp_write(rt2x00dev, 81, 0x37);
1631 + rt2800usb_bbp_write(rt2x00dev, 82, 0x62);
1632 + rt2800usb_bbp_write(rt2x00dev, 83, 0x6a);
1633 + rt2800usb_bbp_write(rt2x00dev, 84, 0x99);
1634 + rt2800usb_bbp_write(rt2x00dev, 86, 0x00);
1635 + rt2800usb_bbp_write(rt2x00dev, 91, 0x04);
1636 + rt2800usb_bbp_write(rt2x00dev, 92, 0x00);
1637 + rt2800usb_bbp_write(rt2x00dev, 103, 0x00);
1638 + rt2800usb_bbp_write(rt2x00dev, 105, 0x05);
1639 +
1640 + if (rt2x00_rev(&rt2x00dev->chip) == RT2860C_VERSION) {
1641 + rt2800usb_bbp_write(rt2x00dev, 69, 0x16);
1642 + rt2800usb_bbp_write(rt2x00dev, 73, 0x12);
1643 + }
1644 +
1645 + if (rt2x00_rev(&rt2x00dev->chip) == RT3070_VERSION) {
1646 + rt2800usb_bbp_write(rt2x00dev, 70, 0x0a);
1647 + rt2800usb_bbp_write(rt2x00dev, 84, 0x99);
1648 + rt2800usb_bbp_write(rt2x00dev, 105, 0x05);
1649 + }
1650 +
1651 + for (i = 0; i < EEPROM_BBP_SIZE; i++) {
1652 + rt2x00_eeprom_read(rt2x00dev, EEPROM_BBP_START + i, &eeprom);
1653 +
1654 + if (eeprom != 0xffff && eeprom != 0x0000) {
1655 + reg_id = rt2x00_get_field16(eeprom, EEPROM_BBP_REG_ID);
1656 + value = rt2x00_get_field16(eeprom, EEPROM_BBP_VALUE);
1657 + rt2800usb_bbp_write(rt2x00dev, reg_id, value);
1658 + }
1659 + }
1660 +
1661 + return 0;
1662 +}
1663 +
1664 +static u8 rt2800usb_init_rx_filter(struct rt2x00_dev *rt2x00dev,
1665 + bool bw40, u8 rfcsr24, u8 filter_target)
1666 +{
1667 + unsigned int i;
1668 + u8 bbp;
1669 + u8 rfcsr;
1670 + u8 passband;
1671 + u8 stopband;
1672 + u8 overtuned = 0;
1673 +
1674 + rt2800usb_rfcsr_write(rt2x00dev, 24, rfcsr24);
1675 +
1676 + if (bw40) {
1677 + rt2800usb_bbp_read(rt2x00dev, 4, &bbp);
1678 + rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 0x10);
1679 + rt2800usb_bbp_write(rt2x00dev, 4, bbp);
1680 + }
1681 +
1682 + rt2800usb_rfcsr_read(rt2x00dev, 22, &rfcsr);
1683 + rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 1);
1684 + rt2800usb_rfcsr_write(rt2x00dev, 22, rfcsr);
1685 +
1686 + /*
1687 + * Set power & frequency of passband test tone
1688 + */
1689 + rt2800usb_bbp_write(rt2x00dev, 24, 0);
1690 +
1691 + for (i = 0; i < 100; i++) {
1692 + rt2800usb_bbp_write(rt2x00dev, 25, 0x90);
1693 + msleep(1);
1694 +
1695 + rt2800usb_bbp_read(rt2x00dev, 55, &passband);
1696 + if (passband)
1697 + break;
1698 + }
1699 +
1700 + /*
1701 + * Set power & frequency of stopband test tone
1702 + */
1703 + rt2800usb_bbp_write(rt2x00dev, 24, 0x06);
1704 +
1705 + for (i = 0; i < 100; i++) {
1706 + rt2800usb_bbp_write(rt2x00dev, 25, 0x90);
1707 + msleep(1);
1708 +
1709 + rt2800usb_bbp_read(rt2x00dev, 55, &stopband);
1710 +
1711 + if ((passband - stopband) <= filter_target) {
1712 + rfcsr24++;
1713 + overtuned += ((passband - stopband) == filter_target);
1714 + } else
1715 + break;
1716 +
1717 + rt2800usb_rfcsr_write(rt2x00dev, 24, rfcsr24);
1718 + }
1719 +
1720 + rfcsr24 -= !!overtuned;
1721 +
1722 + rt2800usb_rfcsr_write(rt2x00dev, 24, rfcsr24);
1723 + return rfcsr24;
1724 +}
1725 +
1726 +static int rt2800usb_init_rfcsr(struct rt2x00_dev *rt2x00dev)
1727 +{
1728 + u8 rfcsr;
1729 + u8 bbp;
1730 +
1731 + if (rt2x00_rev(&rt2x00dev->chip) != RT3070_VERSION)
1732 + return 0;
1733 +
1734 + /*
1735 + * Init RF calibration.
1736 + */
1737 + rt2800usb_rfcsr_read(rt2x00dev, 30, &rfcsr);
1738 + rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 1);
1739 + rt2800usb_rfcsr_write(rt2x00dev, 30, rfcsr);
1740 + msleep(1);
1741 + rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 0);
1742 + rt2800usb_rfcsr_write(rt2x00dev, 30, rfcsr);
1743 +
1744 + rt2800usb_rfcsr_write(rt2x00dev, 4, 0x40);
1745 + rt2800usb_rfcsr_write(rt2x00dev, 5, 0x03);
1746 + rt2800usb_rfcsr_write(rt2x00dev, 6, 0x02);
1747 + rt2800usb_rfcsr_write(rt2x00dev, 7, 0x70);
1748 + rt2800usb_rfcsr_write(rt2x00dev, 9, 0x0f);
1749 + rt2800usb_rfcsr_write(rt2x00dev, 10, 0x71);
1750 + rt2800usb_rfcsr_write(rt2x00dev, 11, 0x21);
1751 + rt2800usb_rfcsr_write(rt2x00dev, 12, 0x7b);
1752 + rt2800usb_rfcsr_write(rt2x00dev, 14, 0x90);
1753 + rt2800usb_rfcsr_write(rt2x00dev, 15, 0x58);
1754 + rt2800usb_rfcsr_write(rt2x00dev, 16, 0xb3);
1755 + rt2800usb_rfcsr_write(rt2x00dev, 17, 0x92);
1756 + rt2800usb_rfcsr_write(rt2x00dev, 18, 0x2c);
1757 + rt2800usb_rfcsr_write(rt2x00dev, 19, 0x02);
1758 + rt2800usb_rfcsr_write(rt2x00dev, 20, 0xba);
1759 + rt2800usb_rfcsr_write(rt2x00dev, 21, 0xdb);
1760 + rt2800usb_rfcsr_write(rt2x00dev, 24, 0x16);
1761 + rt2800usb_rfcsr_write(rt2x00dev, 25, 0x01);
1762 + rt2800usb_rfcsr_write(rt2x00dev, 27, 0x03);
1763 + rt2800usb_rfcsr_write(rt2x00dev, 29, 0x1f);
1764 +
1765 + /*
1766 + * Set RX Filter calibration for 20MHz and 40MHz
1767 + */
1768 + rt2x00dev->calibration_bw20 =
1769 + rt2800usb_init_rx_filter(rt2x00dev, false, 0x07, 0x16);
1770 + rt2x00dev->calibration_bw40 =
1771 + rt2800usb_init_rx_filter(rt2x00dev, true, 0x27, 0x19);
1772 +
1773 + /*
1774 + * Set back to initial state
1775 + */
1776 + rt2800usb_bbp_write(rt2x00dev, 24, 0);
1777 +
1778 + rt2800usb_rfcsr_read(rt2x00dev, 22, &rfcsr);
1779 + rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 0);
1780 + rt2800usb_rfcsr_write(rt2x00dev, 22, rfcsr);
1781 +
1782 + /*
1783 + * set BBP back to BW20
1784 + */
1785 + rt2800usb_bbp_read(rt2x00dev, 4, &bbp);
1786 + rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 0);
1787 + rt2800usb_bbp_write(rt2x00dev, 4, bbp);
1788 +
1789 + return 0;
1790 +}
1791 +
1792 +/*
1793 + * Device state switch handlers.
1794 + */
1795 +static void rt2800usb_toggle_rx(struct rt2x00_dev *rt2x00dev,
1796 + enum dev_state state)
1797 +{
1798 + u32 reg;
1799 +
1800 + rt2x00usb_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
1801 + rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_RX,
1802 + (state == STATE_RADIO_RX_ON) ||
1803 + (state == STATE_RADIO_RX_ON_LINK));
1804 + rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
1805 +}
1806 +
1807 +static int rt2800usb_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev)
1808 +{
1809 + unsigned int i;
1810 + u32 reg;
1811 +
1812 + for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
1813 + rt2x00usb_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
1814 + if (!rt2x00_get_field32(reg, WPDMA_GLO_CFG_TX_DMA_BUSY) &&
1815 + !rt2x00_get_field32(reg, WPDMA_GLO_CFG_RX_DMA_BUSY))
1816 + return 0;
1817 +
1818 + msleep(1);
1819 + }
1820 +
1821 + ERROR(rt2x00dev, "WPDMA TX/RX busy, aborting.\n");
1822 + return -EACCES;
1823 +}
1824 +
1825 +static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev)
1826 +{
1827 + u32 reg;
1828 + u16 word;
1829 +
1830 + /*
1831 + * Initialize all registers.
1832 + */
1833 + if (unlikely(rt2800usb_wait_wpdma_ready(rt2x00dev) ||
1834 + rt2800usb_init_registers(rt2x00dev) ||
1835 + rt2800usb_init_bbp(rt2x00dev) ||
1836 + rt2800usb_init_rfcsr(rt2x00dev)))
1837 + return -EIO;
1838 +
1839 + rt2x00usb_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
1840 + rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_TX, 1);
1841 + rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
1842 +
1843 + udelay(50);
1844 +
1845 + rt2x00usb_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
1846 + rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1);
1847 + rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_RX_DMA, 1);
1848 + rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_TX_DMA, 1);
1849 + rt2x00usb_register_write(rt2x00dev, WPDMA_GLO_CFG, reg);
1850 +
1851 +
1852 + rt2x00usb_register_read(rt2x00dev, USB_DMA_CFG, &reg);
1853 + rt2x00_set_field32(&reg, USB_DMA_CFG_PHY_CLEAR, 0);
1854 + /* Don't use bulk in aggregation when working with USB 1.1 */
1855 + rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_EN,
1856 + (rt2x00dev->rx->usb_maxpacket == 512));
1857 + rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_TIMEOUT, 128);
1858 + /* FIXME: Calculate this value based on Aggregation defines */
1859 + rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_LIMIT, 21);
1860 + rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_EN, 1);
1861 + rt2x00_set_field32(&reg, USB_DMA_CFG_TX_BULK_EN, 1);
1862 + rt2x00usb_register_write(rt2x00dev, USB_DMA_CFG, reg);
1863 +
1864 + rt2x00usb_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
1865 + rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_TX, 1);
1866 + rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_RX, 1);
1867 + rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
1868 +
1869 + /*
1870 + * Send signal to firmware during boot time.
1871 + */
1872 + rt2800usb_mcu_request(rt2x00dev, MCU_BOOT_SIGNAL, 0xff, 0, 0);
1873 +
1874 + /*
1875 + * Initialize LED control
1876 + */
1877 + rt2x00_eeprom_read(rt2x00dev, EEPROM_LED1, &word);
1878 + rt2800usb_mcu_request(rt2x00dev, MCU_LED_1, 0xff,
1879 + word & 0xff, (word >> 8) & 0xff);
1880 +
1881 + rt2x00_eeprom_read(rt2x00dev, EEPROM_LED2, &word);
1882 + rt2800usb_mcu_request(rt2x00dev, MCU_LED_2, 0xff,
1883 + word & 0xff, (word >> 8) & 0xff);
1884 +
1885 + rt2x00_eeprom_read(rt2x00dev, EEPROM_LED3, &word);
1886 + rt2800usb_mcu_request(rt2x00dev, MCU_LED_3, 0xff,
1887 + word & 0xff, (word >> 8) & 0xff);
1888 +
1889 + return 0;
1890 +}
1891 +
1892 +static void rt2800usb_disable_radio(struct rt2x00_dev *rt2x00dev)
1893 +{
1894 + u32 reg;
1895 +
1896 + rt2x00usb_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
1897 + rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0);
1898 + rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0);
1899 + rt2x00usb_register_write(rt2x00dev, WPDMA_GLO_CFG, reg);
1900 +
1901 + rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, 0);
1902 + rt2x00usb_register_write(rt2x00dev, PWR_PIN_CFG, 0);
1903 + rt2x00usb_register_write(rt2x00dev, TX_PIN_CFG, 0);
1904 +
1905 + /* Wait for DMA, ignore error */
1906 + rt2800usb_wait_wpdma_ready(rt2x00dev);
1907 +
1908 + rt2x00usb_disable_radio(rt2x00dev);
1909 +}
1910 +
1911 +static int rt2800usb_set_state(struct rt2x00_dev *rt2x00dev,
1912 + enum dev_state state)
1913 +{
1914 + rt2x00usb_register_write(rt2x00dev, AUTOWAKEUP_CFG, 0);
1915 +
1916 + if (state == STATE_AWAKE)
1917 + rt2800usb_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 0);
1918 + else
1919 + rt2800usb_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0, 2);
1920 +
1921 + return 0;
1922 +}
1923 +
1924 +static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev,
1925 + enum dev_state state)
1926 +{
1927 + int retval = 0;
1928 +
1929 + switch (state) {
1930 + case STATE_RADIO_ON:
1931 + /*
1932 + * Before the radio can be enabled, the device first has
1933 + * to be woken up. After that it needs a bit of time
1934 + * to be fully awake and the radio can be enabled.
1935 + */
1936 + rt2800usb_set_state(rt2x00dev, STATE_AWAKE);
1937 + msleep(1);
1938 + retval = rt2800usb_enable_radio(rt2x00dev);
1939 + break;
1940 + case STATE_RADIO_OFF:
1941 + /*
1942 + * After the radio has been disablee, the device should
1943 + * be put to sleep for powersaving.
1944 + */
1945 + rt2800usb_disable_radio(rt2x00dev);
1946 + rt2800usb_set_state(rt2x00dev, STATE_SLEEP);
1947 + break;
1948 + case STATE_RADIO_RX_ON:
1949 + case STATE_RADIO_RX_ON_LINK:
1950 + case STATE_RADIO_RX_OFF:
1951 + case STATE_RADIO_RX_OFF_LINK:
1952 + rt2800usb_toggle_rx(rt2x00dev, state);
1953 + break;
1954 + case STATE_RADIO_IRQ_ON:
1955 + case STATE_RADIO_IRQ_OFF:
1956 + /* No support, but no error either */
1957 + break;
1958 + case STATE_DEEP_SLEEP:
1959 + case STATE_SLEEP:
1960 + case STATE_STANDBY:
1961 + case STATE_AWAKE:
1962 + retval = rt2800usb_set_state(rt2x00dev, state);
1963 + break;
1964 + default:
1965 + retval = -ENOTSUPP;
1966 + break;
1967 + }
1968 +
1969 + if (unlikely(retval))
1970 + ERROR(rt2x00dev, "Device failed to enter state %d (%d).\n",
1971 + state, retval);
1972 +
1973 + return retval;
1974 +}
1975 +
1976 +/*
1977 + * TX descriptor initialization
1978 + */
1979 +static void rt2800usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
1980 + struct sk_buff *skb,
1981 + struct txentry_desc *txdesc)
1982 +{
1983 + struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb);
1984 + __le32 *txi = skbdesc->desc;
1985 + __le32 *txwi = &txi[TXINFO_DESC_SIZE / sizeof(__le32)];
1986 + u32 word;
1987 +
1988 + /*
1989 + * Initialize TX Info descriptor
1990 + */
1991 + rt2x00_desc_read(txwi, 0, &word);
1992 + rt2x00_set_field32(&word, TXWI_W0_FRAG,
1993 + test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags));
1994 + rt2x00_set_field32(&word, TXWI_W0_MIMO_PS, 0);
1995 + rt2x00_set_field32(&word, TXWI_W0_CF_ACK, 0);
1996 + rt2x00_set_field32(&word, TXWI_W0_TS,
1997 + test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags));
1998 + rt2x00_set_field32(&word, TXWI_W0_AMPDU,
1999 + test_bit(ENTRY_TXD_HT_AMPDU, &txdesc->flags));
2000 + rt2x00_set_field32(&word, TXWI_W0_MPDU_DENSITY, txdesc->mpdu_density);
2001 + rt2x00_set_field32(&word, TXWI_W0_TX_OP, txdesc->ifs);
2002 + rt2x00_set_field32(&word, TXWI_W0_MCS, txdesc->mcs);
2003 + rt2x00_set_field32(&word, TXWI_W0_BW,
2004 + test_bit(ENTRY_TXD_HT_BW_40, &txdesc->flags));
2005 + rt2x00_set_field32(&word, TXWI_W0_SHORT_GI,
2006 + test_bit(ENTRY_TXD_HT_SHORT_GI, &txdesc->flags));
2007 + rt2x00_set_field32(&word, TXWI_W0_STBC, txdesc->stbc);
2008 + rt2x00_set_field32(&word, TXWI_W0_PHYMODE, txdesc->rate_mode);
2009 + rt2x00_desc_write(txwi, 0, word);
2010 +
2011 + rt2x00_desc_read(txwi, 1, &word);
2012 + rt2x00_set_field32(&word, TXWI_W1_ACK,
2013 + test_bit(ENTRY_TXD_ACK, &txdesc->flags));
2014 + rt2x00_set_field32(&word, TXWI_W1_NSEQ,
2015 + test_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags));
2016 + rt2x00_set_field32(&word, TXWI_W1_BW_WIN_SIZE, txdesc->ba_size);
2017 + rt2x00_set_field32(&word, TXWI_W1_WIRELESS_CLI_ID, 0xff);
2018 + rt2x00_set_field32(&word, TXWI_W1_MPDU_TOTAL_BYTE_COUNT, skb->len);
2019 + rt2x00_set_field32(&word, TXWI_W1_PACKETID,
2020 + skbdesc->entry->entry_idx);
2021 + rt2x00_desc_write(txwi, 1, word);
2022 +
2023 + if (test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags)) {
2024 + _rt2x00_desc_write(txwi, 2, skbdesc->iv[0]);
2025 + _rt2x00_desc_write(txwi, 3, skbdesc->iv[1]);
2026 + }
2027 +
2028 + /*
2029 + * Initialize TX descriptor
2030 + */
2031 + rt2x00_desc_read(txi, 0, &word);
2032 + rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_PKT_LEN,
2033 + skb->len + TXWI_DESC_SIZE);
2034 + rt2x00_set_field32(&word, TXINFO_W0_WIV, 1);
2035 + rt2x00_set_field32(&word, TXINFO_W0_QSEL, 2);
2036 + rt2x00_set_field32(&word, TXINFO_W0_SW_USE_LAST_ROUND, 0);
2037 + rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_NEXT_VALID, 0);
2038 + rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_BURST,
2039 + test_bit(ENTRY_TXD_BURST, &txdesc->flags));
2040 + rt2x00_desc_write(txi, 0, word);
2041 +}
2042 +
2043 +/*
2044 + * TX data initialization
2045 + */
2046 +static void rt2800usb_write_beacon(struct queue_entry *entry)
2047 +{
2048 + struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
2049 + struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
2050 + unsigned int beacon_base;
2051 + u32 reg;
2052 +
2053 + /*
2054 + * Add the descriptor in front of the skb.
2055 + */
2056 + skb_push(entry->skb, entry->queue->desc_size);
2057 + memcpy(entry->skb->data, skbdesc->desc, skbdesc->desc_len);
2058 + skbdesc->desc = entry->skb->data;
2059 +
2060 + /*
2061 + * Disable beaconing while we are reloading the beacon data,
2062 + * otherwise we might be sending out invalid data.
2063 + */
2064 + rt2x00usb_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
2065 + rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_TICKING, 0);
2066 + rt2x00_set_field32(&reg, BCN_TIME_CFG_TBTT_ENABLE, 0);
2067 + rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 0);
2068 + rt2x00usb_register_write(rt2x00dev, BCN_TIME_CFG, reg);
2069 +
2070 + /*
2071 + * Write entire beacon with descriptor to register.
2072 + */
2073 + beacon_base = HW_BEACON_OFFSET(entry->entry_idx);
2074 + rt2x00usb_vendor_request_large_buff(rt2x00dev, USB_MULTI_WRITE,
2075 + USB_VENDOR_REQUEST_OUT, beacon_base,
2076 + entry->skb->data, entry->skb->len,
2077 + REGISTER_TIMEOUT32(entry->skb->len));
2078 +
2079 + /*
2080 + * Clean up the beacon skb.
2081 + */
2082 + dev_kfree_skb(entry->skb);
2083 + entry->skb = NULL;
2084 +}
2085 +
2086 +static int rt2800usb_get_tx_data_len(struct queue_entry *entry)
2087 +{
2088 + int length;
2089 +
2090 + /*
2091 + * The length _must_ include 4 bytes padding,
2092 + * it should always be multiple of 4,
2093 + * but it must _not_ be a multiple of the USB packet size.
2094 + */
2095 + length = roundup(entry->skb->len + 4, 4);
2096 + length += (4 * !(length % entry->queue->usb_maxpacket));
2097 +
2098 + return length;
2099 +}
2100 +
2101 +static void rt2800usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
2102 + const enum data_queue_qid queue)
2103 +{
2104 + u32 reg;
2105 +
2106 + if (queue != QID_BEACON) {
2107 + rt2x00usb_kick_tx_queue(rt2x00dev, queue);
2108 + return;
2109 + }
2110 +
2111 + rt2x00usb_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
2112 + if (!rt2x00_get_field32(reg, BCN_TIME_CFG_BEACON_GEN)) {
2113 + rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_TICKING, 1);
2114 + rt2x00_set_field32(&reg, BCN_TIME_CFG_TBTT_ENABLE, 1);
2115 + rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 1);
2116 + rt2x00usb_register_write(rt2x00dev, BCN_TIME_CFG, reg);
2117 + }
2118 +}
2119 +
2120 +/*
2121 + * RX control handlers
2122 + */
2123 +static void rt2800usb_fill_rxdone(struct queue_entry *entry,
2124 + struct rxdone_entry_desc *rxdesc)
2125 +{
2126 + struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
2127 + struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
2128 + __le32 *rxd = (__le32 *)entry->skb->data;
2129 + __le32 *rxwi;
2130 + u32 rxd0;
2131 + u32 rxwi0;
2132 + u32 rxwi1;
2133 + u32 rxwi2;
2134 + u32 rxwi3;
2135 +
2136 + /*
2137 + * Copy descriptor to the skbdesc->desc buffer, making it safe from
2138 + * moving of frame data in rt2x00usb.
2139 + */
2140 + memcpy(skbdesc->desc, rxd, skbdesc->desc_len);
2141 + rxd = (__le32 *)skbdesc->desc;
2142 + rxwi = &rxd[RXD_DESC_SIZE / sizeof(__le32)];
2143 +
2144 + /*
2145 + * It is now safe to read the descriptor on all architectures.
2146 + */
2147 + rt2x00_desc_read(rxd, 0, &rxd0);
2148 + rt2x00_desc_read(rxwi, 0, &rxwi0);
2149 + rt2x00_desc_read(rxwi, 1, &rxwi1);
2150 + rt2x00_desc_read(rxwi, 2, &rxwi2);
2151 + rt2x00_desc_read(rxwi, 3, &rxwi3);
2152 +
2153 + if (rt2x00_get_field32(rxd0, RXD_W0_CRC_ERROR))
2154 + rxdesc->flags |= RX_FLAG_FAILED_FCS_CRC;
2155 +
2156 + if (test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags)) {
2157 + /*
2158 + * Unfortunately we don't know the cipher type used during
2159 + * decryption. This prevents us from correct providing
2160 + * correct statistics through debugfs.
2161 + */
2162 + rxdesc->cipher = CIPHER_NONE;
2163 + rxdesc->cipher_status =
2164 + rt2x00_get_field32(rxd0, RXD_W0_CIPHER_ERROR);
2165 + }
2166 +
2167 + if (rt2x00_get_field32(rxd0, RXD_W0_DECRYPTED)) {
2168 + /*
2169 + * Hardware has stripped IV/EIV data from 802.11 frame during
2170 + * decryption. Unfortunately the descriptor doesn't contain
2171 + * any fields with the EIV/IV data either, so they can't
2172 + * be restored by rt2x00lib.
2173 + */
2174 + rxdesc->flags |= RX_FLAG_IV_STRIPPED;
2175 +
2176 + if (rxdesc->cipher_status == RX_CRYPTO_SUCCESS)
2177 + rxdesc->flags |= RX_FLAG_DECRYPTED;
2178 + else if (rxdesc->cipher_status == RX_CRYPTO_FAIL_MIC)
2179 + rxdesc->flags |= RX_FLAG_MMIC_ERROR;
2180 + }
2181 +
2182 + if (rt2x00_get_field32(rxd0, RXD_W0_MY_BSS))
2183 + rxdesc->dev_flags |= RXDONE_MY_BSS;
2184 +
2185 + if (rt2x00_get_field32(rxwi1, RXWI_W1_SHORT_GI))
2186 + rxdesc->flags |= RX_FLAG_SHORT_GI;
2187 +
2188 + if (rt2x00_get_field32(rxwi1, RXWI_W1_BW))
2189 + rxdesc->flags |= RX_FLAG_40MHZ;
2190 +
2191 + /*
2192 + * Detect RX rate, always use MCS as signal type.
2193 + */
2194 + rxdesc->dev_flags |= RXDONE_SIGNAL_MCS;
2195 + rxdesc->rate_mode = rt2x00_get_field32(rxwi1, RXWI_W1_PHYMODE);
2196 + rxdesc->signal = rt2x00_get_field32(rxwi1, RXWI_W1_MCS);
2197 +
2198 + /*
2199 + * Mask of 0x8 bit to remove the short preamble flag.
2200 + */
2201 + if (rxdesc->dev_flags == RATE_MODE_CCK)
2202 + rxdesc->signal &= ~0x8;
2203 +
2204 + rxdesc->rssi =
2205 + (rt2x00_get_field32(rxwi2, RXWI_W2_RSSI0) +
2206 + rt2x00_get_field32(rxwi2, RXWI_W2_RSSI1)) / 2;
2207 +
2208 + rxdesc->noise =
2209 + (rt2x00_get_field32(rxwi3, RXWI_W3_SNR0) +
2210 + rt2x00_get_field32(rxwi3, RXWI_W3_SNR1)) / 2;
2211 +
2212 + rxdesc->size = rt2x00_get_field32(rxwi0, RXWI_W0_MPDU_TOTAL_BYTE_COUNT);
2213 +
2214 + /*
2215 + * Remove RXWI descriptor from start of buffer.
2216 + */
2217 + skb_pull(entry->skb, skbdesc->desc_len);
2218 + skb_trim(entry->skb, rxdesc->size);
2219 +}
2220 +
2221 +/*
2222 + * Device probe functions.
2223 + */
2224 +static int rt2800usb_validate_eeprom(struct rt2x00_dev *rt2x00dev)
2225 +{
2226 + u16 word;
2227 + u8 *mac;
2228 + u8 default_lna_gain;
2229 +
2230 + rt2x00usb_eeprom_read(rt2x00dev, rt2x00dev->eeprom, EEPROM_SIZE);
2231 +
2232 + /*
2233 + * Start validation of the data that has been read.
2234 + */
2235 + mac = rt2x00_eeprom_addr(rt2x00dev, EEPROM_MAC_ADDR_0);
2236 + if (!is_valid_ether_addr(mac)) {
2237 + DECLARE_MAC_BUF(macbuf);
2238 +
2239 + random_ether_addr(mac);
2240 + EEPROM(rt2x00dev, "MAC: %s\n", print_mac(macbuf, mac));
2241 + }
2242 +
2243 + rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &word);
2244 + if (word == 0xffff) {
2245 + rt2x00_set_field16(&word, EEPROM_ANTENNA_RXPATH, 2);
2246 + rt2x00_set_field16(&word, EEPROM_ANTENNA_TXPATH, 1);
2247 + rt2x00_set_field16(&word, EEPROM_ANTENNA_RF_TYPE, RF2820);
2248 + rt2x00_eeprom_write(rt2x00dev, EEPROM_ANTENNA, word);
2249 + EEPROM(rt2x00dev, "Antenna: 0x%04x\n", word);
2250 + }
2251 +
2252 + rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &word);
2253 + if (word == 0xffff) {
2254 + rt2x00_set_field16(&word, EEPROM_NIC_HW_RADIO, 0);
2255 + rt2x00_set_field16(&word, EEPROM_NIC_DYNAMIC_TX_AGC, 0);
2256 + rt2x00_set_field16(&word, EEPROM_NIC_EXTERNAL_LNA_BG, 0);
2257 + rt2x00_set_field16(&word, EEPROM_NIC_EXTERNAL_LNA_A, 0);
2258 + rt2x00_set_field16(&word, EEPROM_NIC_CARDBUS_ACCEL, 0);
2259 + rt2x00_set_field16(&word, EEPROM_NIC_BW40M_SB_BG, 0);
2260 + rt2x00_set_field16(&word, EEPROM_NIC_BW40M_SB_A, 0);
2261 + rt2x00_set_field16(&word, EEPROM_NIC_WPS_PBC, 0);
2262 + rt2x00_set_field16(&word, EEPROM_NIC_BW40M_BG, 0);
2263 + rt2x00_set_field16(&word, EEPROM_NIC_BW40M_A, 0);
2264 + rt2x00_eeprom_write(rt2x00dev, EEPROM_NIC, word);
2265 + EEPROM(rt2x00dev, "NIC: 0x%04x\n", word);
2266 + }
2267 +
2268 + rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ, &word);
2269 + if ((word & 0x00ff) == 0x00ff) {
2270 + rt2x00_set_field16(&word, EEPROM_FREQ_OFFSET, 0);
2271 + rt2x00_set_field16(&word, EEPROM_FREQ_LED_MODE,
2272 + LED_MODE_TXRX_ACTIVITY);
2273 + rt2x00_set_field16(&word, EEPROM_FREQ_LED_POLARITY, 0);
2274 + rt2x00_eeprom_write(rt2x00dev, EEPROM_FREQ, word);
2275 + rt2x00_eeprom_write(rt2x00dev, EEPROM_LED1, 0x5555);
2276 + rt2x00_eeprom_write(rt2x00dev, EEPROM_LED2, 0x2221);
2277 + rt2x00_eeprom_write(rt2x00dev, EEPROM_LED3, 0xa9f8);
2278 + EEPROM(rt2x00dev, "Freq: 0x%04x\n", word);
2279 + }
2280 +
2281 + /*
2282 + * During the LNA validation we are going to use
2283 + * lna0 as correct value. Note that EEPROM_LNA
2284 + * is never validated.
2285 + */
2286 + rt2x00_eeprom_read(rt2x00dev, EEPROM_LNA, &word);
2287 + default_lna_gain = rt2x00_get_field16(word, EEPROM_LNA_A0);
2288 +
2289 + rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_BG, &word);
2290 + if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG_OFFSET0)) > 10)
2291 + rt2x00_set_field16(&word, EEPROM_RSSI_BG_OFFSET0, 0);
2292 + if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG_OFFSET1)) > 10)
2293 + rt2x00_set_field16(&word, EEPROM_RSSI_BG_OFFSET1, 0);
2294 + rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_BG, word);
2295 +
2296 + rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2, &word);
2297 + if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG2_OFFSET2)) > 10)
2298 + rt2x00_set_field16(&word, EEPROM_RSSI_BG2_OFFSET2, 0);
2299 + if (rt2x00_get_field16(word, EEPROM_RSSI_BG2_LNA_A1) == 0x00 ||
2300 + rt2x00_get_field16(word, EEPROM_RSSI_BG2_LNA_A1) == 0xff)
2301 + rt2x00_set_field16(&word, EEPROM_RSSI_BG2_LNA_A1,
2302 + default_lna_gain);
2303 + rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_BG2, word);
2304 +
2305 + rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_A, &word);
2306 + if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A_OFFSET0)) > 10)
2307 + rt2x00_set_field16(&word, EEPROM_RSSI_A_OFFSET0, 0);
2308 + if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A_OFFSET1)) > 10)
2309 + rt2x00_set_field16(&word, EEPROM_RSSI_A_OFFSET1, 0);
2310 + rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_A, word);
2311 +
2312 + rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_A2, &word);
2313 + if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A2_OFFSET2)) > 10)
2314 + rt2x00_set_field16(&word, EEPROM_RSSI_A2_OFFSET2, 0);
2315 + if (rt2x00_get_field16(word, EEPROM_RSSI_A2_LNA_A2) == 0x00 ||
2316 + rt2x00_get_field16(word, EEPROM_RSSI_A2_LNA_A2) == 0xff)
2317 + rt2x00_set_field16(&word, EEPROM_RSSI_A2_LNA_A2,
2318 + default_lna_gain);
2319 + rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_A2, word);
2320 +
2321 + return 0;
2322 +}
2323 +
2324 +static int rt2800usb_init_eeprom(struct rt2x00_dev *rt2x00dev)
2325 +{
2326 + u32 reg;
2327 + u16 value;
2328 + u16 eeprom;
2329 +
2330 + /*
2331 + * Read EEPROM word for configuration.
2332 + */
2333 + rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom);
2334 +
2335 + /*
2336 + * Identify RF chipset.
2337 + */
2338 + value = rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RF_TYPE);
2339 + rt2x00usb_register_read(rt2x00dev, MAC_CSR0, &reg);
2340 + rt2x00_set_chip(rt2x00dev, RT2870, value, reg);
2341 +
2342 + /*
2343 + * The check for rt2860 is not a typo, some rt2870 hardware
2344 + * identifies itself as rt2860 in the CSR register.
2345 + */
2346 + if ((rt2x00_get_field32(reg, MAC_CSR0_ASIC_VER) != 0x2860) &&
2347 + (rt2x00_get_field32(reg, MAC_CSR0_ASIC_VER) != 0x2870)) {
2348 + ERROR(rt2x00dev, "Invalid RT chipset detected.\n");
2349 + return -ENODEV;
2350 + }
2351 +
2352 + if (!rt2x00_rf(&rt2x00dev->chip, RF2820) &&
2353 + !rt2x00_rf(&rt2x00dev->chip, RF2850) &&
2354 + !rt2x00_rf(&rt2x00dev->chip, RF2720) &&
2355 + !rt2x00_rf(&rt2x00dev->chip, RF2750) &&
2356 + !rt2x00_rf(&rt2x00dev->chip, RF3020) &&
2357 + !rt2x00_rf(&rt2x00dev->chip, RF2020)) {
2358 + ERROR(rt2x00dev, "Invalid RF chipset detected.\n");
2359 + return -ENODEV;
2360 + }
2361 +
2362 + /*
2363 + * Read frequency offset and RF programming sequence.
2364 + */
2365 + rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ, &eeprom);
2366 + rt2x00dev->freq_offset = rt2x00_get_field16(eeprom, EEPROM_FREQ_OFFSET);
2367 +
2368 + /*
2369 + * Read external LNA informations.
2370 + */
2371 + rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom);
2372 +
2373 + if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA_A))
2374 + __set_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags);
2375 + if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA_BG))
2376 + __set_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags);
2377 +
2378 + /*
2379 + * Detect if this device has an hardware controlled radio.
2380 + */
2381 +#ifdef CONFIG_RT2X00_LIB_RFKILL
2382 + if (rt2x00_get_field16(eeprom, EEPROM_NIC_HW_RADIO))
2383 + __set_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags);
2384 +#endif /* CONFIG_RT2X00_LIB_RFKILL */
2385 +
2386 + /*
2387 + * Store led settings, for correct led behaviour.
2388 + */
2389 +#ifdef CONFIG_RT2X00_LIB_LEDS
2390 + rt2800usb_init_led(rt2x00dev, &rt2x00dev->led_radio, LED_TYPE_RADIO);
2391 + rt2800usb_init_led(rt2x00dev, &rt2x00dev->led_assoc, LED_TYPE_ASSOC);
2392 + rt2800usb_init_led(rt2x00dev, &rt2x00dev->led_qual, LED_TYPE_QUALITY);
2393 +
2394 + rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ,
2395 + &rt2x00dev->led_mcu_reg);
2396 +#endif /* CONFIG_RT2X00_LIB_LEDS */
2397 +
2398 + return 0;
2399 +}
2400 +
2401 +/*
2402 + * RF value list for rt2870
2403 + * Supports: 2.4 GHz (all) & 5.2 GHz (RF2850 & RF2750)
2404 + */
2405 +static const struct rf_channel rf_vals[] = {
2406 + { 1, 0x18402ecc, 0x184c0786, 0x1816b455, 0x1800510b },
2407 + { 2, 0x18402ecc, 0x184c0786, 0x18168a55, 0x1800519f },
2408 + { 3, 0x18402ecc, 0x184c078a, 0x18168a55, 0x1800518b },
2409 + { 4, 0x18402ecc, 0x184c078a, 0x18168a55, 0x1800519f },
2410 + { 5, 0x18402ecc, 0x184c078e, 0x18168a55, 0x1800518b },
2411 + { 6, 0x18402ecc, 0x184c078e, 0x18168a55, 0x1800519f },
2412 + { 7, 0x18402ecc, 0x184c0792, 0x18168a55, 0x1800518b },
2413 + { 8, 0x18402ecc, 0x184c0792, 0x18168a55, 0x1800519f },
2414 + { 9, 0x18402ecc, 0x184c0796, 0x18168a55, 0x1800518b },
2415 + { 10, 0x18402ecc, 0x184c0796, 0x18168a55, 0x1800519f },
2416 + { 11, 0x18402ecc, 0x184c079a, 0x18168a55, 0x1800518b },
2417 + { 12, 0x18402ecc, 0x184c079a, 0x18168a55, 0x1800519f },
2418 + { 13, 0x18402ecc, 0x184c079e, 0x18168a55, 0x1800518b },
2419 + { 14, 0x18402ecc, 0x184c07a2, 0x18168a55, 0x18005193 },
2420 +
2421 + /* 802.11 UNI / HyperLan 2 */
2422 + { 36, 0x18402ecc, 0x184c099a, 0x18158a55, 0x180ed1a3 },
2423 + { 38, 0x18402ecc, 0x184c099e, 0x18158a55, 0x180ed193 },
2424 + { 40, 0x18402ec8, 0x184c0682, 0x18158a55, 0x180ed183 },
2425 + { 44, 0x18402ec8, 0x184c0682, 0x18158a55, 0x180ed1a3 },
2426 + { 46, 0x18402ec8, 0x184c0686, 0x18158a55, 0x180ed18b },
2427 + { 48, 0x18402ec8, 0x184c0686, 0x18158a55, 0x180ed19b },
2428 + { 52, 0x18402ec8, 0x184c068a, 0x18158a55, 0x180ed193 },
2429 + { 54, 0x18402ec8, 0x184c068a, 0x18158a55, 0x180ed1a3 },
2430 + { 56, 0x18402ec8, 0x184c068e, 0x18158a55, 0x180ed18b },
2431 + { 60, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed183 },
2432 + { 62, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed193 },
2433 + { 64, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed1a3 },
2434 +
2435 + /* 802.11 HyperLan 2 */
2436 + { 100, 0x18402ec8, 0x184c06b2, 0x18178a55, 0x180ed783 },
2437 + { 102, 0x18402ec8, 0x184c06b2, 0x18578a55, 0x180ed793 },
2438 + { 104, 0x18402ec8, 0x184c06b2, 0x18578a55, 0x180ed1a3 },
2439 + { 108, 0x18402ecc, 0x184c0a32, 0x18578a55, 0x180ed193 },
2440 + { 110, 0x18402ecc, 0x184c0a36, 0x18178a55, 0x180ed183 },
2441 + { 112, 0x18402ecc, 0x184c0a36, 0x18178a55, 0x180ed19b },
2442 + { 116, 0x18402ecc, 0x184c0a3a, 0x18178a55, 0x180ed1a3 },
2443 + { 118, 0x18402ecc, 0x184c0a3e, 0x18178a55, 0x180ed193 },
2444 + { 120, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed183 },
2445 + { 124, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed193 },
2446 + { 126, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed15b },
2447 + { 128, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed1a3 },
2448 + { 132, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed18b },
2449 + { 134, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed193 },
2450 + { 136, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed19b },
2451 + { 140, 0x18402ec4, 0x184c038a, 0x18178a55, 0x180ed183 },
2452 +
2453 + /* 802.11 UNII */
2454 + { 149, 0x18402ec4, 0x184c038a, 0x18178a55, 0x180ed1a7 },
2455 + { 151, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed187 },
2456 + { 153, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed18f },
2457 + { 157, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed19f },
2458 + { 159, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed1a7 },
2459 + { 161, 0x18402ec4, 0x184c0392, 0x18178a55, 0x180ed187 },
2460 + { 165, 0x18402ec4, 0x184c0392, 0x18178a55, 0x180ed197 },
2461 +
2462 + /* 802.11 Japan */
2463 + { 184, 0x15002ccc, 0x1500491e, 0x1509be55, 0x150c0a0b },
2464 + { 188, 0x15002ccc, 0x15004922, 0x1509be55, 0x150c0a13 },
2465 + { 192, 0x15002ccc, 0x15004926, 0x1509be55, 0x150c0a1b },
2466 + { 196, 0x15002ccc, 0x1500492a, 0x1509be55, 0x150c0a23 },
2467 + { 208, 0x15002ccc, 0x1500493a, 0x1509be55, 0x150c0a13 },
2468 + { 212, 0x15002ccc, 0x1500493e, 0x1509be55, 0x150c0a1b },
2469 + { 216, 0x15002ccc, 0x15004982, 0x1509be55, 0x150c0a23 },
2470 +};
2471 +
2472 +/*
2473 + * RF value list for rt3070
2474 + * Supports: 2.4 GHz
2475 + */
2476 +static const struct rf_channel rf_vals_3070[] = {
2477 + {1, 241, 2, 2 },
2478 + {2, 241, 2, 7 },
2479 + {3, 242, 2, 2 },
2480 + {4, 242, 2, 7 },
2481 + {5, 243, 2, 2 },
2482 + {6, 243, 2, 7 },
2483 + {7, 244, 2, 2 },
2484 + {8, 244, 2, 7 },
2485 + {9, 245, 2, 2 },
2486 + {10, 245, 2, 7 },
2487 + {11, 246, 2, 2 },
2488 + {12, 246, 2, 7 },
2489 + {13, 247, 2, 2 },
2490 + {14, 248, 2, 4 },
2491 +};
2492 +
2493 +static int rt2800usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
2494 +{
2495 + struct hw_mode_spec *spec = &rt2x00dev->spec;
2496 + struct channel_info *info;
2497 + char *tx_power1;
2498 + char *tx_power2;
2499 + unsigned int i;
2500 +
2501 + /*
2502 + * Initialize all hw fields.
2503 + */
2504 + rt2x00dev->hw->flags =
2505 + IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
2506 + IEEE80211_HW_SIGNAL_DBM |
2507 + IEEE80211_HW_SUPPORTS_PS |
2508 + IEEE80211_HW_PS_NULLFUNC_STACK;
2509 + rt2x00dev->hw->extra_tx_headroom = TXINFO_DESC_SIZE + TXWI_DESC_SIZE;
2510 +
2511 + SET_IEEE80211_DEV(rt2x00dev->hw, rt2x00dev->dev);
2512 + SET_IEEE80211_PERM_ADDR(rt2x00dev->hw,
2513 + rt2x00_eeprom_addr(rt2x00dev,
2514 + EEPROM_MAC_ADDR_0));
2515 +
2516 + /*
2517 + * Initialize HT information.
2518 + */
2519 + spec->ht.ht_supported = true;
2520 + spec->ht.cap =
2521 + IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
2522 + IEEE80211_HT_CAP_GRN_FLD |
2523 + IEEE80211_HT_CAP_SGI_20 |
2524 + IEEE80211_HT_CAP_SGI_40 |
2525 + IEEE80211_HT_CAP_TX_STBC |
2526 + IEEE80211_HT_CAP_RX_STBC |
2527 + IEEE80211_HT_CAP_PSMP_SUPPORT;
2528 + spec->ht.ampdu_factor = 3;
2529 + spec->ht.ampdu_density = 4;
2530 + spec->ht.mcs.rx_mask[0] = 0xff;
2531 + spec->ht.mcs.rx_mask[1] = 0xff;
2532 + spec->ht.mcs.tx_params =
2533 + IEEE80211_HT_MCS_TX_DEFINED;
2534 +
2535 + /*
2536 + * Initialize hw_mode information.
2537 + */
2538 + spec->supported_bands = SUPPORT_BAND_2GHZ;
2539 + spec->supported_rates = SUPPORT_RATE_CCK | SUPPORT_RATE_OFDM;
2540 +
2541 + if (rt2x00_rf(&rt2x00dev->chip, RF2820) ||
2542 + rt2x00_rf(&rt2x00dev->chip, RF2720)) {
2543 + spec->num_channels = 14;
2544 + spec->channels = rf_vals;
2545 + } else if (rt2x00_rf(&rt2x00dev->chip, RF2850) ||
2546 + rt2x00_rf(&rt2x00dev->chip, RF2750)) {
2547 + spec->supported_bands |= SUPPORT_BAND_5GHZ;
2548 + spec->num_channels = ARRAY_SIZE(rf_vals);
2549 + spec->channels = rf_vals;
2550 + } else if (rt2x00_rf(&rt2x00dev->chip, RF3020) ||
2551 + rt2x00_rf(&rt2x00dev->chip, RF2020)) {
2552 + spec->num_channels = ARRAY_SIZE(rf_vals_3070);
2553 + spec->channels = rf_vals_3070;
2554 + }
2555 +
2556 + /*
2557 + * Create channel information array
2558 + */
2559 + info = kzalloc(spec->num_channels * sizeof(*info), GFP_KERNEL);
2560 + if (!info)
2561 + return -ENOMEM;
2562 +
2563 + spec->channels_info = info;
2564 +
2565 + tx_power1 = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_BG1);
2566 + tx_power2 = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_BG2);
2567 +
2568 + for (i = 0; i < 14; i++) {
2569 + info[i].tx_power1 = TXPOWER_G_FROM_DEV(tx_power1[i]);
2570 + info[i].tx_power2 = TXPOWER_G_FROM_DEV(tx_power2[i]);
2571 + }
2572 +
2573 + if (spec->num_channels > 14) {
2574 + tx_power1 = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_A1);
2575 + tx_power2 = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_A2);
2576 +
2577 + for (i = 14; i < spec->num_channels; i++) {
2578 + info[i].tx_power1 = TXPOWER_A_FROM_DEV(tx_power1[i]);
2579 + info[i].tx_power2 = TXPOWER_A_FROM_DEV(tx_power2[i]);
2580 + }
2581 + }
2582 +
2583 + return 0;
2584 +}
2585 +
2586 +static int rt2800usb_probe_hw(struct rt2x00_dev *rt2x00dev)
2587 +{
2588 + int retval;
2589 +
2590 + /*
2591 + * Allocate eeprom data.
2592 + */
2593 + retval = rt2800usb_validate_eeprom(rt2x00dev);
2594 + if (retval)
2595 + return retval;
2596 +
2597 + retval = rt2800usb_init_eeprom(rt2x00dev);
2598 + if (retval)
2599 + return retval;
2600 +
2601 + /*
2602 + * Initialize hw specifications.
2603 + */
2604 + retval = rt2800usb_probe_hw_mode(rt2x00dev);
2605 + if (retval)
2606 + return retval;
2607 +
2608 + /*
2609 + * This device requires firmware.
2610 + */
2611 + __set_bit(DRIVER_REQUIRE_FIRMWARE, &rt2x00dev->flags);
2612 + __set_bit(DRIVER_REQUIRE_SCHEDULED, &rt2x00dev->flags);
2613 + if (!modparam_nohwcrypt)
2614 + __set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags);
2615 +
2616 + /*
2617 + * Set the rssi offset.
2618 + */
2619 + rt2x00dev->rssi_offset = DEFAULT_RSSI_OFFSET;
2620 +
2621 + return 0;
2622 +}
2623 +
2624 +/*
2625 + * IEEE80211 stack callback functions.
2626 + */
2627 +static int rt2800usb_set_rts_threshold(struct ieee80211_hw *hw, u32 value)
2628 +{
2629 + struct rt2x00_dev *rt2x00dev = hw->priv;
2630 + u32 reg;
2631 + bool enabled = (value < IEEE80211_MAX_RTS_THRESHOLD);
2632 +
2633 + rt2x00usb_register_read(rt2x00dev, TX_RTS_CFG, &reg);
2634 + rt2x00_set_field32(&reg, TX_RTS_CFG_RTS_THRES, value);
2635 + rt2x00usb_register_write(rt2x00dev, TX_RTS_CFG, reg);
2636 +
2637 + rt2x00usb_register_read(rt2x00dev, CCK_PROT_CFG, &reg);
2638 + rt2x00_set_field32(&reg, CCK_PROT_CFG_RTS_TH_EN, enabled);
2639 + rt2x00usb_register_write(rt2x00dev, CCK_PROT_CFG, reg);
2640 +
2641 + rt2x00usb_register_read(rt2x00dev, OFDM_PROT_CFG, &reg);
2642 + rt2x00_set_field32(&reg, OFDM_PROT_CFG_RTS_TH_EN, enabled);
2643 + rt2x00usb_register_write(rt2x00dev, OFDM_PROT_CFG, reg);
2644 +
2645 + rt2x00usb_register_read(rt2x00dev, MM20_PROT_CFG, &reg);
2646 + rt2x00_set_field32(&reg, MM20_PROT_CFG_RTS_TH_EN, enabled);
2647 + rt2x00usb_register_write(rt2x00dev, MM20_PROT_CFG, reg);
2648 +
2649 + rt2x00usb_register_read(rt2x00dev, MM40_PROT_CFG, &reg);
2650 + rt2x00_set_field32(&reg, MM40_PROT_CFG_RTS_TH_EN, enabled);
2651 + rt2x00usb_register_write(rt2x00dev, MM40_PROT_CFG, reg);
2652 +
2653 + rt2x00usb_register_read(rt2x00dev, GF20_PROT_CFG, &reg);
2654 + rt2x00_set_field32(&reg, GF20_PROT_CFG_RTS_TH_EN, enabled);
2655 + rt2x00usb_register_write(rt2x00dev, GF20_PROT_CFG, reg);
2656 +
2657 + rt2x00usb_register_read(rt2x00dev, GF40_PROT_CFG, &reg);
2658 + rt2x00_set_field32(&reg, GF40_PROT_CFG_RTS_TH_EN, enabled);
2659 + rt2x00usb_register_write(rt2x00dev, GF40_PROT_CFG, reg);
2660 +
2661 + return 0;
2662 +}
2663 +
2664 +static int rt2800usb_conf_tx(struct ieee80211_hw *hw, u16 queue_idx,
2665 + const struct ieee80211_tx_queue_params *params)
2666 +{
2667 + struct rt2x00_dev *rt2x00dev = hw->priv;
2668 + struct data_queue *queue;
2669 + struct rt2x00_field32 field;
2670 + int retval;
2671 + u32 reg;
2672 + u32 offset;
2673 +
2674 + /*
2675 + * First pass the configuration through rt2x00lib, that will
2676 + * update the queue settings and validate the input. After that
2677 + * we are free to update the registers based on the value
2678 + * in the queue parameter.
2679 + */
2680 + retval = rt2x00mac_conf_tx(hw, queue_idx, params);
2681 + if (retval)
2682 + return retval;
2683 +
2684 + /*
2685 + * We only need to perform additional register initialization
2686 + * for WMM queues/
2687 + */
2688 + if (queue_idx >= 4)
2689 + return 0;
2690 +
2691 + queue = rt2x00queue_get_queue(rt2x00dev, queue_idx);
2692 +
2693 + /* Update WMM TXOP register */
2694 + offset = WMM_TXOP0_CFG + (sizeof(u32) * (!!(queue_idx & 2)));
2695 + field.bit_offset = (queue_idx & 1) * 16;
2696 + field.bit_mask = 0xffff << field.bit_offset;
2697 +
2698 + rt2x00usb_register_read(rt2x00dev, offset, &reg);
2699 + rt2x00_set_field32(&reg, field, queue->txop);
2700 + rt2x00usb_register_write(rt2x00dev, offset, reg);
2701 +
2702 + /* Update WMM registers */
2703 + field.bit_offset = queue_idx * 4;
2704 + field.bit_mask = 0xf << field.bit_offset;
2705 +
2706 + rt2x00usb_register_read(rt2x00dev, WMM_AIFSN_CFG, &reg);
2707 + rt2x00_set_field32(&reg, field, queue->aifs);
2708 + rt2x00usb_register_write(rt2x00dev, WMM_AIFSN_CFG, reg);
2709 +
2710 + rt2x00usb_register_read(rt2x00dev, WMM_CWMIN_CFG, &reg);
2711 + rt2x00_set_field32(&reg, field, queue->cw_min);
2712 + rt2x00usb_register_write(rt2x00dev, WMM_CWMIN_CFG, reg);
2713 +
2714 + rt2x00usb_register_read(rt2x00dev, WMM_CWMAX_CFG, &reg);
2715 + rt2x00_set_field32(&reg, field, queue->cw_max);
2716 + rt2x00usb_register_write(rt2x00dev, WMM_CWMAX_CFG, reg);
2717 +
2718 + /* Update EDCA registers */
2719 + offset = EDCA_AC0_CFG + (sizeof(u32) * queue_idx);
2720 +
2721 + rt2x00usb_register_read(rt2x00dev, offset, &reg);
2722 + rt2x00_set_field32(&reg, EDCA_AC0_CFG_TX_OP, queue->txop);
2723 + rt2x00_set_field32(&reg, EDCA_AC0_CFG_AIFSN, queue->aifs);
2724 + rt2x00_set_field32(&reg, EDCA_AC0_CFG_CWMIN, queue->cw_min);
2725 + rt2x00_set_field32(&reg, EDCA_AC0_CFG_CWMAX, queue->cw_max);
2726 + rt2x00usb_register_write(rt2x00dev, offset, reg);
2727 +
2728 + return 0;
2729 +}
2730 +
2731 +#if 0
2732 +/*
2733 + * Mac80211 demands get_tsf must be atomic.
2734 + * This is not possible for rt2800usb since all register access
2735 + * functions require sleeping. Untill mac80211 no longer needs
2736 + * get_tsf to be atomic, this function should be disabled.
2737 + */
2738 +static u64 rt2800usb_get_tsf(struct ieee80211_hw *hw)
2739 +{
2740 + struct rt2x00_dev *rt2x00dev = hw->priv;
2741 + u64 tsf;
2742 + u32 reg;
2743 +
2744 + rt2x00usb_register_read(rt2x00dev, TSF_TIMER_DW1, &reg);
2745 + tsf = (u64) rt2x00_get_field32(reg, TSF_TIMER_DW1_HIGH_WORD) << 32;
2746 + rt2x00usb_register_read(rt2x00dev, TSF_TIMER_DW0, &reg);
2747 + tsf |= rt2x00_get_field32(reg, TSF_TIMER_DW0_LOW_WORD);
2748 +
2749 + return tsf;
2750 +}
2751 +#else
2752 +#define rt2800usb_get_tsf NULL
2753 +#endif
2754 +
2755 +static const struct ieee80211_ops rt2800usb_mac80211_ops = {
2756 + .tx = rt2x00mac_tx,
2757 + .start = rt2x00mac_start,
2758 + .stop = rt2x00mac_stop,
2759 + .add_interface = rt2x00mac_add_interface,
2760 + .remove_interface = rt2x00mac_remove_interface,
2761 + .config = rt2x00mac_config,
2762 + .config_interface = rt2x00mac_config_interface,
2763 + .configure_filter = rt2x00mac_configure_filter,
2764 + .set_key = rt2x00mac_set_key,
2765 + .get_stats = rt2x00mac_get_stats,
2766 + .set_rts_threshold = rt2800usb_set_rts_threshold,
2767 + .bss_info_changed = rt2x00mac_bss_info_changed,
2768 + .conf_tx = rt2800usb_conf_tx,
2769 + .get_tx_stats = rt2x00mac_get_tx_stats,
2770 + .get_tsf = rt2800usb_get_tsf,
2771 +};
2772 +
2773 +static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = {
2774 + .probe_hw = rt2800usb_probe_hw,
2775 + .get_firmware_name = rt2800usb_get_firmware_name,
2776 + .check_firmware = rt2800usb_check_firmware,
2777 + .load_firmware = rt2800usb_load_firmware,
2778 + .initialize = rt2x00usb_initialize,
2779 + .uninitialize = rt2x00usb_uninitialize,
2780 + .clear_entry = rt2x00usb_clear_entry,
2781 + .set_device_state = rt2800usb_set_device_state,
2782 + .rfkill_poll = rt2800usb_rfkill_poll,
2783 + .link_stats = rt2800usb_link_stats,
2784 + .reset_tuner = rt2800usb_reset_tuner,
2785 + .link_tuner = rt2800usb_link_tuner,
2786 + .write_tx_desc = rt2800usb_write_tx_desc,
2787 + .write_tx_data = rt2x00usb_write_tx_data,
2788 + .write_beacon = rt2800usb_write_beacon,
2789 + .get_tx_data_len = rt2800usb_get_tx_data_len,
2790 + .kick_tx_queue = rt2800usb_kick_tx_queue,
2791 + .kill_tx_queue = rt2x00usb_kill_tx_queue,
2792 + .fill_rxdone = rt2800usb_fill_rxdone,
2793 + .config_shared_key = rt2800usb_config_shared_key,
2794 + .config_pairwise_key = rt2800usb_config_pairwise_key,
2795 + .config_filter = rt2800usb_config_filter,
2796 + .config_intf = rt2800usb_config_intf,
2797 + .config_erp = rt2800usb_config_erp,
2798 + .config_ant = rt2800usb_config_ant,
2799 + .config = rt2800usb_config,
2800 +};
2801 +
2802 +static const struct data_queue_desc rt2800usb_queue_rx = {
2803 + .entry_num = RX_ENTRIES,
2804 + .data_size = DATA_FRAME_SIZE,
2805 + .desc_size = RXD_DESC_SIZE + RXWI_DESC_SIZE,
2806 + .priv_size = sizeof(struct queue_entry_priv_usb),
2807 +};
2808 +
2809 +static const struct data_queue_desc rt2800usb_queue_tx = {
2810 + .entry_num = TX_ENTRIES,
2811 + .data_size = DATA_FRAME_SIZE,
2812 + .desc_size = TXINFO_DESC_SIZE + TXWI_DESC_SIZE,
2813 + .priv_size = sizeof(struct queue_entry_priv_usb),
2814 +};
2815 +
2816 +static const struct data_queue_desc rt2800usb_queue_bcn = {
2817 + .entry_num = 8 * BEACON_ENTRIES,
2818 + .data_size = MGMT_FRAME_SIZE,
2819 + .desc_size = TXINFO_DESC_SIZE + TXWI_DESC_SIZE,
2820 + .priv_size = sizeof(struct queue_entry_priv_usb),
2821 +};
2822 +
2823 +static const struct rt2x00_ops rt2800usb_ops = {
2824 + .name = KBUILD_MODNAME,
2825 + .max_sta_intf = 1,
2826 + .max_ap_intf = 8,
2827 + .eeprom_size = EEPROM_SIZE,
2828 + .rf_size = RF_SIZE,
2829 + .tx_queues = NUM_TX_QUEUES,
2830 + .rx = &rt2800usb_queue_rx,
2831 + .tx = &rt2800usb_queue_tx,
2832 + .bcn = &rt2800usb_queue_bcn,
2833 + .lib = &rt2800usb_rt2x00_ops,
2834 + .hw = &rt2800usb_mac80211_ops,
2835 +#ifdef CONFIG_RT2X00_LIB_DEBUGFS
2836 + .debugfs = &rt2800usb_rt2x00debug,
2837 +#endif /* CONFIG_RT2X00_LIB_DEBUGFS */
2838 +};
2839 +
2840 +/*
2841 + * rt2800usb module information.
2842 + */
2843 +static struct usb_device_id rt2800usb_device_table[] = {
2844 + /* Abocom */
2845 + { USB_DEVICE(0x07b8, 0x3070), USB_DEVICE_DATA(&rt2800usb_ops) },
2846 + { USB_DEVICE(0x07b8, 0x3071), USB_DEVICE_DATA(&rt2800usb_ops) },
2847 + { USB_DEVICE(0x07b8, 0x2870), USB_DEVICE_DATA(&rt2800usb_ops) },
2848 + { USB_DEVICE(0x07b8, 0x2770), USB_DEVICE_DATA(&rt2800usb_ops) },
2849 + { USB_DEVICE(0x1482, 0x3c09), USB_DEVICE_DATA(&rt2800usb_ops) },
2850 + /* Amit */
2851 + { USB_DEVICE(0x15c5, 0x0008), USB_DEVICE_DATA(&rt2800usb_ops) },
2852 + /* ASUS */
2853 + { USB_DEVICE(0x0b05, 0x1731), USB_DEVICE_DATA(&rt2800usb_ops) },
2854 + { USB_DEVICE(0x0b05, 0x1732), USB_DEVICE_DATA(&rt2800usb_ops) },
2855 + { USB_DEVICE(0x0b05, 0x1742), USB_DEVICE_DATA(&rt2800usb_ops) },
2856 + /* AzureWave */
2857 + { USB_DEVICE(0x13d3, 0x3247), USB_DEVICE_DATA(&rt2800usb_ops) },
2858 + /* Belkin */
2859 + { USB_DEVICE(0x050d, 0x8053), USB_DEVICE_DATA(&rt2800usb_ops) },
2860 + { USB_DEVICE(0x050d, 0x805c), USB_DEVICE_DATA(&rt2800usb_ops) },
2861 + /* Conceptronic */
2862 + { USB_DEVICE(0x14b2, 0x3c06), USB_DEVICE_DATA(&rt2800usb_ops) },
2863 + { USB_DEVICE(0x14b2, 0x3c07), USB_DEVICE_DATA(&rt2800usb_ops) },
2864 + { USB_DEVICE(0x14b2, 0x3c09), USB_DEVICE_DATA(&rt2800usb_ops) },
2865 + { USB_DEVICE(0x14b2, 0x3c12), USB_DEVICE_DATA(&rt2800usb_ops) },
2866 + { USB_DEVICE(0x14b2, 0x3c23), USB_DEVICE_DATA(&rt2800usb_ops) },
2867 + { USB_DEVICE(0x14b2, 0x3c25), USB_DEVICE_DATA(&rt2800usb_ops) },
2868 + { USB_DEVICE(0x14b2, 0x3c27), USB_DEVICE_DATA(&rt2800usb_ops) },
2869 + { USB_DEVICE(0x14b2, 0x3c28), USB_DEVICE_DATA(&rt2800usb_ops) },
2870 + /* Corega */
2871 + { USB_DEVICE(0x07aa, 0x002f), USB_DEVICE_DATA(&rt2800usb_ops) },
2872 + { USB_DEVICE(0x07aa, 0x003c), USB_DEVICE_DATA(&rt2800usb_ops) },
2873 + { USB_DEVICE(0x07aa, 0x003f), USB_DEVICE_DATA(&rt2800usb_ops) },
2874 + { USB_DEVICE(0x18c5, 0x0012), USB_DEVICE_DATA(&rt2800usb_ops) },
2875 + /* D-Link */
2876 + { USB_DEVICE(0x07d1, 0x3c09), USB_DEVICE_DATA(&rt2800usb_ops) },
2877 + { USB_DEVICE(0x07d1, 0x3c11), USB_DEVICE_DATA(&rt2800usb_ops) },
2878 + /* Edimax */
2879 + { USB_DEVICE(0x7392, 0x7711), USB_DEVICE_DATA(&rt2800usb_ops) },
2880 + /* EnGenius */
2881 + { USB_DEVICE(0X1740, 0x9701), USB_DEVICE_DATA(&rt2800usb_ops) },
2882 + { USB_DEVICE(0x1740, 0x9702), USB_DEVICE_DATA(&rt2800usb_ops) },
2883 + /* Gigabyte */
2884 + { USB_DEVICE(0x1044, 0x800b), USB_DEVICE_DATA(&rt2800usb_ops) },
2885 + /* Hawking */
2886 + { USB_DEVICE(0x0e66, 0x0001), USB_DEVICE_DATA(&rt2800usb_ops) },
2887 + { USB_DEVICE(0x0e66, 0x0003), USB_DEVICE_DATA(&rt2800usb_ops) },
2888 + /* Linksys */
2889 + { USB_DEVICE(0x1737, 0x0071), USB_DEVICE_DATA(&rt2800usb_ops) },
2890 + /* Logitec */
2891 + { USB_DEVICE(0x0789, 0x0162), USB_DEVICE_DATA(&rt2800usb_ops) },
2892 + { USB_DEVICE(0x0789, 0x0163), USB_DEVICE_DATA(&rt2800usb_ops) },
2893 + { USB_DEVICE(0x0789, 0x0164), USB_DEVICE_DATA(&rt2800usb_ops) },
2894 + /* Philips */
2895 + { USB_DEVICE(0x0471, 0x200f), USB_DEVICE_DATA(&rt2800usb_ops) },
2896 + /* Planex */
2897 + { USB_DEVICE(0x2019, 0xed06), USB_DEVICE_DATA(&rt2800usb_ops) },
2898 + { USB_DEVICE(0x2019, 0xab25), USB_DEVICE_DATA(&rt2800usb_ops) },
2899 + /* Ralink */
2900 + { USB_DEVICE(0x148f, 0x2770), USB_DEVICE_DATA(&rt2800usb_ops) },
2901 + { USB_DEVICE(0x148f, 0x2870), USB_DEVICE_DATA(&rt2800usb_ops) },
2902 + { USB_DEVICE(0x148f, 0x3070), USB_DEVICE_DATA(&rt2800usb_ops) },
2903 + /* Samsung */
2904 + { USB_DEVICE(0x04e8, 0x2018), USB_DEVICE_DATA(&rt2800usb_ops) },
2905 + /* Siemens */
2906 + { USB_DEVICE(0x129b, 0x1828), USB_DEVICE_DATA(&rt2800usb_ops) },
2907 + /* Sitecom */
2908 + { USB_DEVICE(0x0df6, 0x0017), USB_DEVICE_DATA(&rt2800usb_ops) },
2909 + { USB_DEVICE(0x0df6, 0x002b), USB_DEVICE_DATA(&rt2800usb_ops) },
2910 + { USB_DEVICE(0x0df6, 0x002c), USB_DEVICE_DATA(&rt2800usb_ops) },
2911 + { USB_DEVICE(0x0df6, 0x002d), USB_DEVICE_DATA(&rt2800usb_ops) },
2912 + /* SMC */
2913 + { USB_DEVICE(0x083a, 0x6618), USB_DEVICE_DATA(&rt2800usb_ops) },
2914 + { USB_DEVICE(0x083a, 0x7522), USB_DEVICE_DATA(&rt2800usb_ops) },
2915 + { USB_DEVICE(0x083a, 0xb522), USB_DEVICE_DATA(&rt2800usb_ops) },
2916 + { USB_DEVICE(0x083a, 0xa618), USB_DEVICE_DATA(&rt2800usb_ops) },
2917 + /* Sparklan */
2918 + { USB_DEVICE(0x15a9, 0x0006), USB_DEVICE_DATA(&rt2800usb_ops) },
2919 + /* U-Media*/
2920 + { USB_DEVICE(0x157e, 0x300e), USB_DEVICE_DATA(&rt2800usb_ops) },
2921 + /* ZCOM */
2922 + { USB_DEVICE(0x0cde, 0x0022), USB_DEVICE_DATA(&rt2800usb_ops) },
2923 + { USB_DEVICE(0x0cde, 0x0025), USB_DEVICE_DATA(&rt2800usb_ops) },
2924 + /* Zinwell */
2925 + { USB_DEVICE(0x5a57, 0x0280), USB_DEVICE_DATA(&rt2800usb_ops) },
2926 + { USB_DEVICE(0x5a57, 0x0282), USB_DEVICE_DATA(&rt2800usb_ops) },
2927 + /* Zyxel */
2928 + { USB_DEVICE(0x0586, 0x3416), USB_DEVICE_DATA(&rt2800usb_ops) },
2929 + { 0, }
2930 +};
2931 +
2932 +MODULE_AUTHOR(DRV_PROJECT);
2933 +MODULE_VERSION(DRV_VERSION);
2934 +MODULE_DESCRIPTION("Ralink RT2800 USB Wireless LAN driver.");
2935 +MODULE_SUPPORTED_DEVICE("Ralink RT2870 USB chipset based cards");
2936 +MODULE_DEVICE_TABLE(usb, rt2800usb_device_table);
2937 +MODULE_FIRMWARE(FIRMWARE_RT2870);
2938 +MODULE_LICENSE("GPL");
2939 +
2940 +static struct usb_driver rt2800usb_driver = {
2941 + .name = KBUILD_MODNAME,
2942 + .id_table = rt2800usb_device_table,
2943 + .probe = rt2x00usb_probe,
2944 + .disconnect = rt2x00usb_disconnect,
2945 + .suspend = rt2x00usb_suspend,
2946 + .resume = rt2x00usb_resume,
2947 +};
2948 +
2949 +static int __init rt2800usb_init(void)
2950 +{
2951 + return usb_register(&rt2800usb_driver);
2952 +}
2953 +
2954 +static void __exit rt2800usb_exit(void)
2955 +{
2956 + usb_deregister(&rt2800usb_driver);
2957 +}
2958 +
2959 +module_init(rt2800usb_init);
2960 +module_exit(rt2800usb_exit);
2961 --- /dev/null
2962 +++ b/drivers/net/wireless/rt2x00/rt2800usb.h
2963 @@ -0,0 +1,1940 @@
2964 +/*
2965 + Copyright (C) 2004 - 2009 rt2x00 SourceForge Project
2966 + <http://rt2x00.serialmonkey.com>
2967 +
2968 + This program is free software; you can redistribute it and/or modify
2969 + it under the terms of the GNU General Public License as published by
2970 + the Free Software Foundation; either version 2 of the License, or
2971 + (at your option) any later version.
2972 +
2973 + This program is distributed in the hope that it will be useful,
2974 + but WITHOUT ANY WARRANTY; without even the implied warranty of
2975 + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
2976 + GNU General Public License for more details.
2977 +
2978 + You should have received a copy of the GNU General Public License
2979 + along with this program; if not, write to the
2980 + Free Software Foundation, Inc.,
2981 + 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
2982 + */
2983 +
2984 +/*
2985 + Module: rt2800usb
2986 + Abstract: Data structures and registers for the rt2800usb module.
2987 + Supported chipsets: RT2800U.
2988 + */
2989 +
2990 +#ifndef RT2800USB_H
2991 +#define RT2800USB_H
2992 +
2993 +/*
2994 + * RF chip defines.
2995 + *
2996 + * RF2820 2.4G 2T3R
2997 + * RF2850 2.4G/5G 2T3R
2998 + * RF2720 2.4G 1T2R
2999 + * RF2750 2.4G/5G 1T2R
3000 + * RF3020 2.4G 1T1R
3001 + * RF2020 2.4G B/G
3002 + */
3003 +#define RF2820 0x0001
3004 +#define RF2850 0x0002
3005 +#define RF2720 0x0003
3006 +#define RF2750 0x0004
3007 +#define RF3020 0x0005
3008 +#define RF2020 0x0006
3009 +
3010 +/*
3011 + * RT2870 version
3012 + */
3013 +#define RT2860C_VERSION 0x28600100
3014 +#define RT2860D_VERSION 0x28600101
3015 +#define RT2880E_VERSION 0x28720200
3016 +#define RT2883_VERSION 0x28830300
3017 +#define RT3070_VERSION 0x30700200
3018 +
3019 +/*
3020 + * Signal information.
3021 + * Defaul offset is required for RSSI <-> dBm conversion.
3022 + */
3023 +#define DEFAULT_RSSI_OFFSET 120 /* FIXME */
3024 +
3025 +/*
3026 + * Register layout information.
3027 + */
3028 +#define CSR_REG_BASE 0x1000
3029 +#define CSR_REG_SIZE 0x0800
3030 +#define EEPROM_BASE 0x0000
3031 +#define EEPROM_SIZE 0x0110
3032 +#define BBP_BASE 0x0000
3033 +#define BBP_SIZE 0x0080
3034 +#define RF_BASE 0x0000
3035 +#define RF_SIZE 0x0014
3036 +
3037 +/*
3038 + * Number of TX queues.
3039 + */
3040 +#define NUM_TX_QUEUES 4
3041 +
3042 +/*
3043 + * USB registers.
3044 + */
3045 +
3046 +/*
3047 + * HOST-MCU shared memory
3048 + */
3049 +#define HOST_CMD_CSR 0x0404
3050 +#define HOST_CMD_CSR_HOST_COMMAND FIELD32(0x000000ff)
3051 +
3052 +/*
3053 + * INT_SOURCE_CSR: Interrupt source register.
3054 + * Write one to clear corresponding bit.
3055 + * TX_FIFO_STATUS: FIFO Statistics is full, sw should read 0x171c
3056 + */
3057 +#define INT_SOURCE_CSR 0x0200
3058 +#define INT_SOURCE_CSR_RXDELAYINT FIELD32(0x00000001)
3059 +#define INT_SOURCE_CSR_TXDELAYINT FIELD32(0x00000002)
3060 +#define INT_SOURCE_CSR_RX_DONE FIELD32(0x00000004)
3061 +#define INT_SOURCE_CSR_AC0_DMA_DONE FIELD32(0x00000008)
3062 +#define INT_SOURCE_CSR_AC1_DMA_DONE FIELD32(0x00000010)
3063 +#define INT_SOURCE_CSR_AC2_DMA_DONE FIELD32(0x00000020)
3064 +#define INT_SOURCE_CSR_AC3_DMA_DONE FIELD32(0x00000040)
3065 +#define INT_SOURCE_CSR_HCCA_DMA_DONE FIELD32(0x00000080)
3066 +#define INT_SOURCE_CSR_MGMT_DMA_DONE FIELD32(0x00000100)
3067 +#define INT_SOURCE_CSR_MCU_COMMAND FIELD32(0x00000200)
3068 +#define INT_SOURCE_CSR_RXTX_COHERENT FIELD32(0x00000400)
3069 +#define INT_SOURCE_CSR_TBTT FIELD32(0x00000800)
3070 +#define INT_SOURCE_CSR_PRE_TBTT FIELD32(0x00001000)
3071 +#define INT_SOURCE_CSR_TX_FIFO_STATUS FIELD32(0x00002000)
3072 +#define INT_SOURCE_CSR_AUTO_WAKEUP FIELD32(0x00004000)
3073 +#define INT_SOURCE_CSR_GPTIMER FIELD32(0x00008000)
3074 +#define INT_SOURCE_CSR_RX_COHERENT FIELD32(0x00010000)
3075 +#define INT_SOURCE_CSR_TX_COHERENT FIELD32(0x00020000)
3076 +
3077 +/*
3078 + * INT_MASK_CSR: Interrupt MASK register. 1: the interrupt is mask OFF.
3079 + */
3080 +#define INT_MASK_CSR 0x0204
3081 +#define INT_MASK_CSR_RXDELAYINT FIELD32(0x00000001)
3082 +#define INT_MASK_CSR_TXDELAYINT FIELD32(0x00000002)
3083 +#define INT_MASK_CSR_RX_DONE FIELD32(0x00000004)
3084 +#define INT_MASK_CSR_AC0_DMA_DONE FIELD32(0x00000008)
3085 +#define INT_MASK_CSR_AC1_DMA_DONE FIELD32(0x00000010)
3086 +#define INT_MASK_CSR_AC2_DMA_DONE FIELD32(0x00000020)
3087 +#define INT_MASK_CSR_AC3_DMA_DONE FIELD32(0x00000040)
3088 +#define INT_MASK_CSR_HCCA_DMA_DONE FIELD32(0x00000080)
3089 +#define INT_MASK_CSR_MGMT_DMA_DONE FIELD32(0x00000100)
3090 +#define INT_MASK_CSR_MCU_COMMAND FIELD32(0x00000200)
3091 +#define INT_MASK_CSR_RXTX_COHERENT FIELD32(0x00000400)
3092 +#define INT_MASK_CSR_TBTT FIELD32(0x00000800)
3093 +#define INT_MASK_CSR_PRE_TBTT FIELD32(0x00001000)
3094 +#define INT_MASK_CSR_TX_FIFO_STATUS FIELD32(0x00002000)
3095 +#define INT_MASK_CSR_AUTO_WAKEUP FIELD32(0x00004000)
3096 +#define INT_MASK_CSR_GPTIMER FIELD32(0x00008000)
3097 +#define INT_MASK_CSR_RX_COHERENT FIELD32(0x00010000)
3098 +#define INT_MASK_CSR_TX_COHERENT FIELD32(0x00020000)
3099 +
3100 +/*
3101 + * WPDMA_GLO_CFG
3102 + */
3103 +#define WPDMA_GLO_CFG 0x0208
3104 +#define WPDMA_GLO_CFG_ENABLE_TX_DMA FIELD32(0x00000001)
3105 +#define WPDMA_GLO_CFG_TX_DMA_BUSY FIELD32(0x00000002)
3106 +#define WPDMA_GLO_CFG_ENABLE_RX_DMA FIELD32(0x00000004)
3107 +#define WPDMA_GLO_CFG_RX_DMA_BUSY FIELD32(0x00000008)
3108 +#define WPDMA_GLO_CFG_WP_DMA_BURST_SIZE FIELD32(0x00000030)
3109 +#define WPDMA_GLO_CFG_TX_WRITEBACK_DONE FIELD32(0x00000040)
3110 +#define WPDMA_GLO_CFG_BIG_ENDIAN FIELD32(0x00000080)
3111 +#define WPDMA_GLO_CFG_RX_HDR_SCATTER FIELD32(0x0000ff00)
3112 +#define WPDMA_GLO_CFG_HDR_SEG_LEN FIELD32(0xffff0000)
3113 +
3114 +/*
3115 + * WPDMA_RST_IDX
3116 + */
3117 +#define WPDMA_RST_IDX 0x020c
3118 +#define WPDMA_RST_IDX_DTX_IDX0 FIELD32(0x00000001)
3119 +#define WPDMA_RST_IDX_DTX_IDX1 FIELD32(0x00000002)
3120 +#define WPDMA_RST_IDX_DTX_IDX2 FIELD32(0x00000004)
3121 +#define WPDMA_RST_IDX_DTX_IDX3 FIELD32(0x00000008)
3122 +#define WPDMA_RST_IDX_DTX_IDX4 FIELD32(0x00000010)
3123 +#define WPDMA_RST_IDX_DTX_IDX5 FIELD32(0x00000020)
3124 +#define WPDMA_RST_IDX_DRX_IDX0 FIELD32(0x00010000)
3125 +
3126 +/*
3127 + * DELAY_INT_CFG
3128 + */
3129 +#define DELAY_INT_CFG 0x0210
3130 +#define DELAY_INT_CFG_RXMAX_PTIME FIELD32(0x000000ff)
3131 +#define DELAY_INT_CFG_RXMAX_PINT FIELD32(0x00007f00)
3132 +#define DELAY_INT_CFG_RXDLY_INT_EN FIELD32(0x00008000)
3133 +#define DELAY_INT_CFG_TXMAX_PTIME FIELD32(0x00ff0000)
3134 +#define DELAY_INT_CFG_TXMAX_PINT FIELD32(0x7f000000)
3135 +#define DELAY_INT_CFG_TXDLY_INT_EN FIELD32(0x80000000)
3136 +
3137 +/*
3138 + * WMM_AIFSN_CFG: Aifsn for each EDCA AC
3139 + * AIFSN0: AC_BE
3140 + * AIFSN1: AC_BK
3141 + * AIFSN1: AC_VI
3142 + * AIFSN1: AC_VO
3143 + */
3144 +#define WMM_AIFSN_CFG 0x0214
3145 +#define WMM_AIFSN_CFG_AIFSN0 FIELD32(0x0000000f)
3146 +#define WMM_AIFSN_CFG_AIFSN1 FIELD32(0x000000f0)
3147 +#define WMM_AIFSN_CFG_AIFSN2 FIELD32(0x00000f00)
3148 +#define WMM_AIFSN_CFG_AIFSN3 FIELD32(0x0000f000)
3149 +
3150 +/*
3151 + * WMM_CWMIN_CSR: CWmin for each EDCA AC
3152 + * CWMIN0: AC_BE
3153 + * CWMIN1: AC_BK
3154 + * CWMIN1: AC_VI
3155 + * CWMIN1: AC_VO
3156 + */
3157 +#define WMM_CWMIN_CFG 0x0218
3158 +#define WMM_CWMIN_CFG_CWMIN0 FIELD32(0x0000000f)
3159 +#define WMM_CWMIN_CFG_CWMIN1 FIELD32(0x000000f0)
3160 +#define WMM_CWMIN_CFG_CWMIN2 FIELD32(0x00000f00)
3161 +#define WMM_CWMIN_CFG_CWMIN3 FIELD32(0x0000f000)
3162 +
3163 +/*
3164 + * WMM_CWMAX_CSR: CWmax for each EDCA AC
3165 + * CWMAX0: AC_BE
3166 + * CWMAX1: AC_BK
3167 + * CWMAX1: AC_VI
3168 + * CWMAX1: AC_VO
3169 + */
3170 +#define WMM_CWMAX_CFG 0x021c
3171 +#define WMM_CWMAX_CFG_CWMAX0 FIELD32(0x0000000f)
3172 +#define WMM_CWMAX_CFG_CWMAX1 FIELD32(0x000000f0)
3173 +#define WMM_CWMAX_CFG_CWMAX2 FIELD32(0x00000f00)
3174 +#define WMM_CWMAX_CFG_CWMAX3 FIELD32(0x0000f000)
3175 +
3176 +/*
3177 + * AC_TXOP0: AC_BK/AC_BE TXOP register
3178 + * AC0TXOP: AC_BK in unit of 32us
3179 + * AC1TXOP: AC_BE in unit of 32us
3180 + */
3181 +#define WMM_TXOP0_CFG 0x0220
3182 +#define WMM_TXOP0_CFG_AC0TXOP FIELD32(0x0000ffff)
3183 +#define WMM_TXOP0_CFG_AC1TXOP FIELD32(0xffff0000)
3184 +
3185 +/*
3186 + * AC_TXOP1: AC_VO/AC_VI TXOP register
3187 + * AC2TXOP: AC_VI in unit of 32us
3188 + * AC3TXOP: AC_VO in unit of 32us
3189 + */
3190 +#define WMM_TXOP1_CFG 0x0224
3191 +#define WMM_TXOP1_CFG_AC2TXOP FIELD32(0x0000ffff)
3192 +#define WMM_TXOP1_CFG_AC3TXOP FIELD32(0xffff0000)
3193 +
3194 +/*
3195 + * RINGREG_DIFF
3196 + */
3197 +#define RINGREG_DIFF 0x0010
3198 +
3199 +/*
3200 + * GPIO_CTRL_CFG:
3201 + */
3202 +#define GPIO_CTRL_CFG 0x0228
3203 +#define GPIO_CTRL_CFG_BIT0 FIELD32(0x00000001)
3204 +#define GPIO_CTRL_CFG_BIT1 FIELD32(0x00000002)
3205 +#define GPIO_CTRL_CFG_BIT2 FIELD32(0x00000004)
3206 +#define GPIO_CTRL_CFG_BIT3 FIELD32(0x00000008)
3207 +#define GPIO_CTRL_CFG_BIT4 FIELD32(0x00000010)
3208 +#define GPIO_CTRL_CFG_BIT5 FIELD32(0x00000020)
3209 +#define GPIO_CTRL_CFG_BIT6 FIELD32(0x00000040)
3210 +#define GPIO_CTRL_CFG_BIT7 FIELD32(0x00000080)
3211 +#define GPIO_CTRL_CFG_BIT8 FIELD32(0x00000100)
3212 +
3213 +/*
3214 + * MCU_CMD_CFG
3215 + */
3216 +#define MCU_CMD_CFG 0x022c
3217 +
3218 +/*
3219 + * AC_BK register offsets
3220 + */
3221 +#define TX_BASE_PTR0 0x0230
3222 +#define TX_MAX_CNT0 0x0234
3223 +#define TX_CTX_IDX0 0x0238
3224 +#define TX_DTX_IDX0 0x023c
3225 +
3226 +/*
3227 + * AC_BE register offsets
3228 + */
3229 +#define TX_BASE_PTR1 0x0240
3230 +#define TX_MAX_CNT1 0x0244
3231 +#define TX_CTX_IDX1 0x0248
3232 +#define TX_DTX_IDX1 0x024c
3233 +
3234 +/*
3235 + * AC_VI register offsets
3236 + */
3237 +#define TX_BASE_PTR2 0x0250
3238 +#define TX_MAX_CNT2 0x0254
3239 +#define TX_CTX_IDX2 0x0258
3240 +#define TX_DTX_IDX2 0x025c
3241 +
3242 +/*
3243 + * AC_VO register offsets
3244 + */
3245 +#define TX_BASE_PTR3 0x0260
3246 +#define TX_MAX_CNT3 0x0264
3247 +#define TX_CTX_IDX3 0x0268
3248 +#define TX_DTX_IDX3 0x026c
3249 +
3250 +/*
3251 + * HCCA register offsets
3252 + */
3253 +#define TX_BASE_PTR4 0x0270
3254 +#define TX_MAX_CNT4 0x0274
3255 +#define TX_CTX_IDX4 0x0278
3256 +#define TX_DTX_IDX4 0x027c
3257 +
3258 +/*
3259 + * MGMT register offsets
3260 + */
3261 +#define TX_BASE_PTR5 0x0280
3262 +#define TX_MAX_CNT5 0x0284
3263 +#define TX_CTX_IDX5 0x0288
3264 +#define TX_DTX_IDX5 0x028c
3265 +
3266 +/*
3267 + * RX register offsets
3268 + */
3269 +#define RX_BASE_PTR 0x0290
3270 +#define RX_MAX_CNT 0x0294
3271 +#define RX_CRX_IDX 0x0298
3272 +#define RX_DRX_IDX 0x029c
3273 +
3274 +/*
3275 + * USB_DMA_CFG
3276 + * RX_BULK_AGG_TIMEOUT: Rx Bulk Aggregation TimeOut in unit of 33ns.
3277 + * RX_BULK_AGG_LIMIT: Rx Bulk Aggregation Limit in unit of 256 bytes.
3278 + * PHY_CLEAR: phy watch dog enable.
3279 + * TX_CLEAR: Clear USB DMA TX path.
3280 + * TXOP_HALT: Halt TXOP count down when TX buffer is full.
3281 + * RX_BULK_AGG_EN: Enable Rx Bulk Aggregation.
3282 + * RX_BULK_EN: Enable USB DMA Rx.
3283 + * TX_BULK_EN: Enable USB DMA Tx.
3284 + * EP_OUT_VALID: OUT endpoint data valid.
3285 + * RX_BUSY: USB DMA RX FSM busy.
3286 + * TX_BUSY: USB DMA TX FSM busy.
3287 + */
3288 +#define USB_DMA_CFG 0x02a0
3289 +#define USB_DMA_CFG_RX_BULK_AGG_TIMEOUT FIELD32(0x000000ff)
3290 +#define USB_DMA_CFG_RX_BULK_AGG_LIMIT FIELD32(0x0000ff00)
3291 +#define USB_DMA_CFG_PHY_CLEAR FIELD32(0x00010000)
3292 +#define USB_DMA_CFG_TX_CLEAR FIELD32(0x00080000)
3293 +#define USB_DMA_CFG_TXOP_HALT FIELD32(0x00100000)
3294 +#define USB_DMA_CFG_RX_BULK_AGG_EN FIELD32(0x00200000)
3295 +#define USB_DMA_CFG_RX_BULK_EN FIELD32(0x00400000)
3296 +#define USB_DMA_CFG_TX_BULK_EN FIELD32(0x00800000)
3297 +#define USB_DMA_CFG_EP_OUT_VALID FIELD32(0x3f000000)
3298 +#define USB_DMA_CFG_RX_BUSY FIELD32(0x40000000)
3299 +#define USB_DMA_CFG_TX_BUSY FIELD32(0x80000000)
3300 +
3301 +/*
3302 + * USB_CYC_CFG
3303 + */
3304 +#define USB_CYC_CFG 0x02a4
3305 +#define USB_CYC_CFG_CLOCK_CYCLE FIELD32(0x000000ff)
3306 +
3307 +/*
3308 + * PBF_SYS_CTRL
3309 + * HOST_RAM_WRITE: enable Host program ram write selection
3310 + */
3311 +#define PBF_SYS_CTRL 0x0400
3312 +#define PBF_SYS_CTRL_READY FIELD32(0x00000080)
3313 +#define PBF_SYS_CTRL_HOST_RAM_WRITE FIELD32(0x00010000)
3314 +
3315 +/*
3316 + * PBF registers
3317 + * Most are for debug. Driver doesn't touch PBF register.
3318 + */
3319 +#define PBF_CFG 0x0408
3320 +#define PBF_MAX_PCNT 0x040c
3321 +#define PBF_CTRL 0x0410
3322 +#define PBF_INT_STA 0x0414
3323 +#define PBF_INT_ENA 0x0418
3324 +
3325 +/*
3326 + * BCN_OFFSET0:
3327 + */
3328 +#define BCN_OFFSET0 0x042c
3329 +#define BCN_OFFSET0_BCN0 FIELD32(0x000000ff)
3330 +#define BCN_OFFSET0_BCN1 FIELD32(0x0000ff00)
3331 +#define BCN_OFFSET0_BCN2 FIELD32(0x00ff0000)
3332 +#define BCN_OFFSET0_BCN3 FIELD32(0xff000000)
3333 +
3334 +/*
3335 + * BCN_OFFSET1:
3336 + */
3337 +#define BCN_OFFSET1 0x0430
3338 +#define BCN_OFFSET1_BCN4 FIELD32(0x000000ff)
3339 +#define BCN_OFFSET1_BCN5 FIELD32(0x0000ff00)
3340 +#define BCN_OFFSET1_BCN6 FIELD32(0x00ff0000)
3341 +#define BCN_OFFSET1_BCN7 FIELD32(0xff000000)
3342 +
3343 +/*
3344 + * PBF registers
3345 + * Most are for debug. Driver doesn't touch PBF register.
3346 + */
3347 +#define TXRXQ_PCNT 0x0438
3348 +#define PBF_DBG 0x043c
3349 +
3350 +/*
3351 + * RF registers
3352 + */
3353 +#define RF_CSR_CFG 0x0500
3354 +#define RF_CSR_CFG_DATA FIELD32(0x000000ff)
3355 +#define RF_CSR_CFG_REGNUM FIELD32(0x00001f00)
3356 +#define RF_CSR_CFG_WRITE FIELD32(0x00010000)
3357 +#define RF_CSR_CFG_BUSY FIELD32(0x00020000)
3358 +
3359 +/*
3360 + * MAC Control/Status Registers(CSR).
3361 + * Some values are set in TU, whereas 1 TU == 1024 us.
3362 + */
3363 +
3364 +/*
3365 + * MAC_CSR0: ASIC revision number.
3366 + * ASIC_REV: 0
3367 + * ASIC_VER: 2870
3368 + */
3369 +#define MAC_CSR0 0x1000
3370 +#define MAC_CSR0_ASIC_REV FIELD32(0x0000ffff)
3371 +#define MAC_CSR0_ASIC_VER FIELD32(0xffff0000)
3372 +
3373 +/*
3374 + * MAC_SYS_CTRL:
3375 + */
3376 +#define MAC_SYS_CTRL 0x1004
3377 +#define MAC_SYS_CTRL_RESET_CSR FIELD32(0x00000001)
3378 +#define MAC_SYS_CTRL_RESET_BBP FIELD32(0x00000002)
3379 +#define MAC_SYS_CTRL_ENABLE_TX FIELD32(0x00000004)
3380 +#define MAC_SYS_CTRL_ENABLE_RX FIELD32(0x00000008)
3381 +#define MAC_SYS_CTRL_CONTINUOUS_TX FIELD32(0x00000010)
3382 +#define MAC_SYS_CTRL_LOOPBACK FIELD32(0x00000020)
3383 +#define MAC_SYS_CTRL_WLAN_HALT FIELD32(0x00000040)
3384 +#define MAC_SYS_CTRL_RX_TIMESTAMP FIELD32(0x00000080)
3385 +
3386 +/*
3387 + * MAC_ADDR_DW0: STA MAC register 0
3388 + */
3389 +#define MAC_ADDR_DW0 0x1008
3390 +#define MAC_ADDR_DW0_BYTE0 FIELD32(0x000000ff)
3391 +#define MAC_ADDR_DW0_BYTE1 FIELD32(0x0000ff00)
3392 +#define MAC_ADDR_DW0_BYTE2 FIELD32(0x00ff0000)
3393 +#define MAC_ADDR_DW0_BYTE3 FIELD32(0xff000000)
3394 +
3395 +/*
3396 + * MAC_ADDR_DW1: STA MAC register 1
3397 + * UNICAST_TO_ME_MASK:
3398 + * Used to mask off bits from byte 5 of the MAC address
3399 + * to determine the UNICAST_TO_ME bit for RX frames.
3400 + * The full mask is complemented by BSS_ID_MASK:
3401 + * MASK = BSS_ID_MASK & UNICAST_TO_ME_MASK
3402 + */
3403 +#define MAC_ADDR_DW1 0x100c
3404 +#define MAC_ADDR_DW1_BYTE4 FIELD32(0x000000ff)
3405 +#define MAC_ADDR_DW1_BYTE5 FIELD32(0x0000ff00)
3406 +#define MAC_ADDR_DW1_UNICAST_TO_ME_MASK FIELD32(0x00ff0000)
3407 +
3408 +/*
3409 + * MAC_BSSID_DW0: BSSID register 0
3410 + */
3411 +#define MAC_BSSID_DW0 0x1010
3412 +#define MAC_BSSID_DW0_BYTE0 FIELD32(0x000000ff)
3413 +#define MAC_BSSID_DW0_BYTE1 FIELD32(0x0000ff00)
3414 +#define MAC_BSSID_DW0_BYTE2 FIELD32(0x00ff0000)
3415 +#define MAC_BSSID_DW0_BYTE3 FIELD32(0xff000000)
3416 +
3417 +/*
3418 + * MAC_BSSID_DW1: BSSID register 1
3419 + * BSS_ID_MASK:
3420 + * 0: 1-BSSID mode (BSS index = 0)
3421 + * 1: 2-BSSID mode (BSS index: Byte5, bit 0)
3422 + * 2: 4-BSSID mode (BSS index: byte5, bit 0 - 1)
3423 + * 3: 8-BSSID mode (BSS index: byte5, bit 0 - 2)
3424 + * This mask is used to mask off bits 0, 1 and 2 of byte 5 of the
3425 + * BSSID. This will make sure that those bits will be ignored
3426 + * when determining the MY_BSS of RX frames.
3427 + */
3428 +#define MAC_BSSID_DW1 0x1014
3429 +#define MAC_BSSID_DW1_BYTE4 FIELD32(0x000000ff)
3430 +#define MAC_BSSID_DW1_BYTE5 FIELD32(0x0000ff00)
3431 +#define MAC_BSSID_DW1_BSS_ID_MASK FIELD32(0x00030000)
3432 +#define MAC_BSSID_DW1_BSS_BCN_NUM FIELD32(0x001c0000)
3433 +
3434 +/*
3435 + * MAX_LEN_CFG: Maximum frame length register.
3436 + * MAX_MPDU: rt2860b max 16k bytes
3437 + * MAX_PSDU: Maximum PSDU length
3438 + * (power factor) 0:2^13, 1:2^14, 2:2^15, 3:2^16
3439 + */
3440 +#define MAX_LEN_CFG 0x1018
3441 +#define MAX_LEN_CFG_MAX_MPDU FIELD32(0x00000fff)
3442 +#define MAX_LEN_CFG_MAX_PSDU FIELD32(0x00003000)
3443 +#define MAX_LEN_CFG_MIN_PSDU FIELD32(0x0000c000)
3444 +#define MAX_LEN_CFG_MIN_MPDU FIELD32(0x000f0000)
3445 +
3446 +/*
3447 + * BBP_CSR_CFG: BBP serial control register
3448 + * VALUE: Register value to program into BBP
3449 + * REG_NUM: Selected BBP register
3450 + * READ_CONTROL: 0 write BBP, 1 read BBP
3451 + * BUSY: ASIC is busy executing BBP commands
3452 + * BBP_PAR_DUR: 0 4 MAC clocks, 1 8 MAC clocks
3453 + * BBP_RW_MODE: 0 serial, 1 paralell
3454 + */
3455 +#define BBP_CSR_CFG 0x101c
3456 +#define BBP_CSR_CFG_VALUE FIELD32(0x000000ff)
3457 +#define BBP_CSR_CFG_REGNUM FIELD32(0x0000ff00)
3458 +#define BBP_CSR_CFG_READ_CONTROL FIELD32(0x00010000)
3459 +#define BBP_CSR_CFG_BUSY FIELD32(0x00020000)
3460 +#define BBP_CSR_CFG_BBP_PAR_DUR FIELD32(0x00040000)
3461 +#define BBP_CSR_CFG_BBP_RW_MODE FIELD32(0x00080000)
3462 +
3463 +/*
3464 + * RF_CSR_CFG0: RF control register
3465 + * REGID_AND_VALUE: Register value to program into RF
3466 + * BITWIDTH: Selected RF register
3467 + * STANDBYMODE: 0 high when standby, 1 low when standby
3468 + * SEL: 0 RF_LE0 activate, 1 RF_LE1 activate
3469 + * BUSY: ASIC is busy executing RF commands
3470 + */
3471 +#define RF_CSR_CFG0 0x1020
3472 +#define RF_CSR_CFG0_REGID_AND_VALUE FIELD32(0x00ffffff)
3473 +#define RF_CSR_CFG0_BITWIDTH FIELD32(0x1f000000)
3474 +#define RF_CSR_CFG0_REG_VALUE_BW FIELD32(0x1fffffff)
3475 +#define RF_CSR_CFG0_STANDBYMODE FIELD32(0x20000000)
3476 +#define RF_CSR_CFG0_SEL FIELD32(0x40000000)
3477 +#define RF_CSR_CFG0_BUSY FIELD32(0x80000000)
3478 +
3479 +/*
3480 + * RF_CSR_CFG1: RF control register
3481 + * REGID_AND_VALUE: Register value to program into RF
3482 + * RFGAP: Gap between BB_CONTROL_RF and RF_LE
3483 + * 0: 3 system clock cycle (37.5usec)
3484 + * 1: 5 system clock cycle (62.5usec)
3485 + */
3486 +#define RF_CSR_CFG1 0x1024
3487 +#define RF_CSR_CFG1_REGID_AND_VALUE FIELD32(0x00ffffff)
3488 +#define RF_CSR_CFG1_RFGAP FIELD32(0x1f000000)
3489 +
3490 +/*
3491 + * RF_CSR_CFG2: RF control register
3492 + * VALUE: Register value to program into RF
3493 + * RFGAP: Gap between BB_CONTROL_RF and RF_LE
3494 + * 0: 3 system clock cycle (37.5usec)
3495 + * 1: 5 system clock cycle (62.5usec)
3496 + */
3497 +#define RF_CSR_CFG2 0x1028
3498 +#define RF_CSR_CFG2_VALUE FIELD32(0x00ffffff)
3499 +
3500 +/*
3501 + * LED_CFG: LED control
3502 + * color LED's:
3503 + * 0: off
3504 + * 1: blinking upon TX2
3505 + * 2: periodic slow blinking
3506 + * 3: always on
3507 + * LED polarity:
3508 + * 0: active low
3509 + * 1: active high
3510 + */
3511 +#define LED_CFG 0x102c
3512 +#define LED_CFG_ON_PERIOD FIELD32(0x000000ff)
3513 +#define LED_CFG_OFF_PERIOD FIELD32(0x0000ff00)
3514 +#define LED_CFG_SLOW_BLINK_PERIOD FIELD32(0x003f0000)
3515 +#define LED_CFG_R_LED_MODE FIELD32(0x03000000)
3516 +#define LED_CFG_G_LED_MODE FIELD32(0x0c000000)
3517 +#define LED_CFG_Y_LED_MODE FIELD32(0x30000000)
3518 +#define LED_CFG_LED_POLAR FIELD32(0x40000000)
3519 +
3520 +/*
3521 + * XIFS_TIME_CFG: MAC timing
3522 + * CCKM_SIFS_TIME: unit 1us. Applied after CCK RX/TX
3523 + * OFDM_SIFS_TIME: unit 1us. Applied after OFDM RX/TX
3524 + * OFDM_XIFS_TIME: unit 1us. Applied after OFDM RX
3525 + * when MAC doesn't reference BBP signal BBRXEND
3526 + * EIFS: unit 1us
3527 + * BB_RXEND_ENABLE: reference RXEND signal to begin XIFS defer
3528 + *
3529 + */
3530 +#define XIFS_TIME_CFG 0x1100
3531 +#define XIFS_TIME_CFG_CCKM_SIFS_TIME FIELD32(0x000000ff)
3532 +#define XIFS_TIME_CFG_OFDM_SIFS_TIME FIELD32(0x0000ff00)
3533 +#define XIFS_TIME_CFG_OFDM_XIFS_TIME FIELD32(0x000f0000)
3534 +#define XIFS_TIME_CFG_EIFS FIELD32(0x1ff00000)
3535 +#define XIFS_TIME_CFG_BB_RXEND_ENABLE FIELD32(0x20000000)
3536 +
3537 +/*
3538 + * BKOFF_SLOT_CFG:
3539 + */
3540 +#define BKOFF_SLOT_CFG 0x1104
3541 +#define BKOFF_SLOT_CFG_SLOT_TIME FIELD32(0x000000ff)
3542 +#define BKOFF_SLOT_CFG_CC_DELAY_TIME FIELD32(0x0000ff00)
3543 +
3544 +/*
3545 + * NAV_TIME_CFG:
3546 + */
3547 +#define NAV_TIME_CFG 0x1108
3548 +#define NAV_TIME_CFG_SIFS FIELD32(0x000000ff)
3549 +#define NAV_TIME_CFG_SLOT_TIME FIELD32(0x0000ff00)
3550 +#define NAV_TIME_CFG_EIFS FIELD32(0x01ff0000)
3551 +#define NAV_TIME_ZERO_SIFS FIELD32(0x02000000)
3552 +
3553 +/*
3554 + * CH_TIME_CFG: count as channel busy
3555 + */
3556 +#define CH_TIME_CFG 0x110c
3557 +
3558 +/*
3559 + * PBF_LIFE_TIMER: TX/RX MPDU timestamp timer (free run) Unit: 1us
3560 + */
3561 +#define PBF_LIFE_TIMER 0x1110
3562 +
3563 +/*
3564 + * BCN_TIME_CFG:
3565 + * BEACON_INTERVAL: in unit of 1/16 TU
3566 + * TSF_TICKING: Enable TSF auto counting
3567 + * TSF_SYNC: Enable TSF sync, 00: disable, 01: infra mode, 10: ad-hoc mode
3568 + * BEACON_GEN: Enable beacon generator
3569 + */
3570 +#define BCN_TIME_CFG 0x1114
3571 +#define BCN_TIME_CFG_BEACON_INTERVAL FIELD32(0x0000ffff)
3572 +#define BCN_TIME_CFG_TSF_TICKING FIELD32(0x00010000)
3573 +#define BCN_TIME_CFG_TSF_SYNC FIELD32(0x00060000)
3574 +#define BCN_TIME_CFG_TBTT_ENABLE FIELD32(0x00080000)
3575 +#define BCN_TIME_CFG_BEACON_GEN FIELD32(0x00100000)
3576 +#define BCN_TIME_CFG_TX_TIME_COMPENSATE FIELD32(0xf0000000)
3577 +
3578 +/*
3579 + * TBTT_SYNC_CFG:
3580 + */
3581 +#define TBTT_SYNC_CFG 0x1118
3582 +
3583 +/*
3584 + * TSF_TIMER_DW0: Local lsb TSF timer, read-only
3585 + */
3586 +#define TSF_TIMER_DW0 0x111c
3587 +#define TSF_TIMER_DW0_LOW_WORD FIELD32(0xffffffff)
3588 +
3589 +/*
3590 + * TSF_TIMER_DW1: Local msb TSF timer, read-only
3591 + */
3592 +#define TSF_TIMER_DW1 0x1120
3593 +#define TSF_TIMER_DW1_HIGH_WORD FIELD32(0xffffffff)
3594 +
3595 +/*
3596 + * TBTT_TIMER: TImer remains till next TBTT, read-only
3597 + */
3598 +#define TBTT_TIMER 0x1124
3599 +
3600 +/*
3601 + * INT_TIMER_CFG:
3602 + */
3603 +#define INT_TIMER_CFG 0x1128
3604 +
3605 +/*
3606 + * INT_TIMER_EN: GP-timer and pre-tbtt Int enable
3607 + */
3608 +#define INT_TIMER_EN 0x112c
3609 +
3610 +/*
3611 + * CH_IDLE_STA: channel idle time
3612 + */
3613 +#define CH_IDLE_STA 0x1130
3614 +
3615 +/*
3616 + * CH_BUSY_STA: channel busy time
3617 + */
3618 +#define CH_BUSY_STA 0x1134
3619 +
3620 +/*
3621 + * MAC_STATUS_CFG:
3622 + * BBP_RF_BUSY: When set to 0, BBP and RF are stable.
3623 + * if 1 or higher one of the 2 registers is busy.
3624 + */
3625 +#define MAC_STATUS_CFG 0x1200
3626 +#define MAC_STATUS_CFG_BBP_RF_BUSY FIELD32(0x00000003)
3627 +
3628 +/*
3629 + * PWR_PIN_CFG:
3630 + */
3631 +#define PWR_PIN_CFG 0x1204
3632 +
3633 +/*
3634 + * AUTOWAKEUP_CFG: Manual power control / status register
3635 + * TBCN_BEFORE_WAKE: ForceWake has high privilege than PutToSleep when both set
3636 + * AUTOWAKE: 0:sleep, 1:awake
3637 + */
3638 +#define AUTOWAKEUP_CFG 0x1208
3639 +#define AUTOWAKEUP_CFG_AUTO_LEAD_TIME FIELD32(0x000000ff)
3640 +#define AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE FIELD32(0x00007f00)
3641 +#define AUTOWAKEUP_CFG_AUTOWAKE FIELD32(0x00008000)
3642 +
3643 +/*
3644 + * EDCA_AC0_CFG:
3645 + */
3646 +#define EDCA_AC0_CFG 0x1300
3647 +#define EDCA_AC0_CFG_TX_OP FIELD32(0x000000ff)
3648 +#define EDCA_AC0_CFG_AIFSN FIELD32(0x00000f00)
3649 +#define EDCA_AC0_CFG_CWMIN FIELD32(0x0000f000)
3650 +#define EDCA_AC0_CFG_CWMAX FIELD32(0x000f0000)
3651 +
3652 +/*
3653 + * EDCA_AC1_CFG:
3654 + */
3655 +#define EDCA_AC1_CFG 0x1304
3656 +#define EDCA_AC1_CFG_TX_OP FIELD32(0x000000ff)
3657 +#define EDCA_AC1_CFG_AIFSN FIELD32(0x00000f00)
3658 +#define EDCA_AC1_CFG_CWMIN FIELD32(0x0000f000)
3659 +#define EDCA_AC1_CFG_CWMAX FIELD32(0x000f0000)
3660 +
3661 +/*
3662 + * EDCA_AC2_CFG:
3663 + */
3664 +#define EDCA_AC2_CFG 0x1308
3665 +#define EDCA_AC2_CFG_TX_OP FIELD32(0x000000ff)
3666 +#define EDCA_AC2_CFG_AIFSN FIELD32(0x00000f00)
3667 +#define EDCA_AC2_CFG_CWMIN FIELD32(0x0000f000)
3668 +#define EDCA_AC2_CFG_CWMAX FIELD32(0x000f0000)
3669 +
3670 +/*
3671 + * EDCA_AC3_CFG:
3672 + */
3673 +#define EDCA_AC3_CFG 0x130c
3674 +#define EDCA_AC3_CFG_TX_OP FIELD32(0x000000ff)
3675 +#define EDCA_AC3_CFG_AIFSN FIELD32(0x00000f00)
3676 +#define EDCA_AC3_CFG_CWMIN FIELD32(0x0000f000)
3677 +#define EDCA_AC3_CFG_CWMAX FIELD32(0x000f0000)
3678 +
3679 +/*
3680 + * EDCA_TID_AC_MAP:
3681 + */
3682 +#define EDCA_TID_AC_MAP 0x1310
3683 +
3684 +/*
3685 + * TX_PWR_CFG_0:
3686 + */
3687 +#define TX_PWR_CFG_0 0x1314
3688 +#define TX_PWR_CFG_0_1MBS FIELD32(0x0000000f)
3689 +#define TX_PWR_CFG_0_2MBS FIELD32(0x000000f0)
3690 +#define TX_PWR_CFG_0_55MBS FIELD32(0x00000f00)
3691 +#define TX_PWR_CFG_0_11MBS FIELD32(0x0000f000)
3692 +#define TX_PWR_CFG_0_6MBS FIELD32(0x000f0000)
3693 +#define TX_PWR_CFG_0_9MBS FIELD32(0x00f00000)
3694 +#define TX_PWR_CFG_0_12MBS FIELD32(0x0f000000)
3695 +#define TX_PWR_CFG_0_18MBS FIELD32(0xf0000000)
3696 +
3697 +/*
3698 + * TX_PWR_CFG_1:
3699 + */
3700 +#define TX_PWR_CFG_1 0x1318
3701 +#define TX_PWR_CFG_1_24MBS FIELD32(0x0000000f)
3702 +#define TX_PWR_CFG_1_36MBS FIELD32(0x000000f0)
3703 +#define TX_PWR_CFG_1_48MBS FIELD32(0x00000f00)
3704 +#define TX_PWR_CFG_1_54MBS FIELD32(0x0000f000)
3705 +#define TX_PWR_CFG_1_MCS0 FIELD32(0x000f0000)
3706 +#define TX_PWR_CFG_1_MCS1 FIELD32(0x00f00000)
3707 +#define TX_PWR_CFG_1_MCS2 FIELD32(0x0f000000)
3708 +#define TX_PWR_CFG_1_MCS3 FIELD32(0xf0000000)
3709 +
3710 +/*
3711 + * TX_PWR_CFG_2:
3712 + */
3713 +#define TX_PWR_CFG_2 0x131c
3714 +#define TX_PWR_CFG_2_MCS4 FIELD32(0x0000000f)
3715 +#define TX_PWR_CFG_2_MCS5 FIELD32(0x000000f0)
3716 +#define TX_PWR_CFG_2_MCS6 FIELD32(0x00000f00)
3717 +#define TX_PWR_CFG_2_MCS7 FIELD32(0x0000f000)
3718 +#define TX_PWR_CFG_2_MCS8 FIELD32(0x000f0000)
3719 +#define TX_PWR_CFG_2_MCS9 FIELD32(0x00f00000)
3720 +#define TX_PWR_CFG_2_MCS10 FIELD32(0x0f000000)
3721 +#define TX_PWR_CFG_2_MCS11 FIELD32(0xf0000000)
3722 +
3723 +/*
3724 + * TX_PWR_CFG_3:
3725 + */
3726 +#define TX_PWR_CFG_3 0x1320
3727 +#define TX_PWR_CFG_3_MCS12 FIELD32(0x0000000f)
3728 +#define TX_PWR_CFG_3_MCS13 FIELD32(0x000000f0)
3729 +#define TX_PWR_CFG_3_MCS14 FIELD32(0x00000f00)
3730 +#define TX_PWR_CFG_3_MCS15 FIELD32(0x0000f000)
3731 +#define TX_PWR_CFG_3_UKNOWN1 FIELD32(0x000f0000)
3732 +#define TX_PWR_CFG_3_UKNOWN2 FIELD32(0x00f00000)
3733 +#define TX_PWR_CFG_3_UKNOWN3 FIELD32(0x0f000000)
3734 +#define TX_PWR_CFG_3_UKNOWN4 FIELD32(0xf0000000)
3735 +
3736 +/*
3737 + * TX_PWR_CFG_4:
3738 + */
3739 +#define TX_PWR_CFG_4 0x1324
3740 +#define TX_PWR_CFG_4_UKNOWN5 FIELD32(0x0000000f)
3741 +#define TX_PWR_CFG_4_UKNOWN6 FIELD32(0x000000f0)
3742 +#define TX_PWR_CFG_4_UKNOWN7 FIELD32(0x00000f00)
3743 +#define TX_PWR_CFG_4_UKNOWN8 FIELD32(0x0000f000)
3744 +
3745 +/*
3746 + * TX_PIN_CFG:
3747 + */
3748 +#define TX_PIN_CFG 0x1328
3749 +#define TX_PIN_CFG_PA_PE_A0_EN FIELD32(0x00000001)
3750 +#define TX_PIN_CFG_PA_PE_G0_EN FIELD32(0x00000002)
3751 +#define TX_PIN_CFG_PA_PE_A1_EN FIELD32(0x00000004)
3752 +#define TX_PIN_CFG_PA_PE_G1_EN FIELD32(0x00000008)
3753 +#define TX_PIN_CFG_PA_PE_A0_POL FIELD32(0x00000010)
3754 +#define TX_PIN_CFG_PA_PE_G0_POL FIELD32(0x00000020)
3755 +#define TX_PIN_CFG_PA_PE_A1_POL FIELD32(0x00000040)
3756 +#define TX_PIN_CFG_PA_PE_G1_POL FIELD32(0x00000080)
3757 +#define TX_PIN_CFG_LNA_PE_A0_EN FIELD32(0x00000100)
3758 +#define TX_PIN_CFG_LNA_PE_G0_EN FIELD32(0x00000200)
3759 +#define TX_PIN_CFG_LNA_PE_A1_EN FIELD32(0x00000400)
3760 +#define TX_PIN_CFG_LNA_PE_G1_EN FIELD32(0x00000800)
3761 +#define TX_PIN_CFG_LNA_PE_A0_POL FIELD32(0x00001000)
3762 +#define TX_PIN_CFG_LNA_PE_G0_POL FIELD32(0x00002000)
3763 +#define TX_PIN_CFG_LNA_PE_A1_POL FIELD32(0x00004000)
3764 +#define TX_PIN_CFG_LNA_PE_G1_POL FIELD32(0x00008000)
3765 +#define TX_PIN_CFG_RFTR_EN FIELD32(0x00010000)
3766 +#define TX_PIN_CFG_RFTR_POL FIELD32(0x00020000)
3767 +#define TX_PIN_CFG_TRSW_EN FIELD32(0x00040000)
3768 +#define TX_PIN_CFG_TRSW_POL FIELD32(0x00080000)
3769 +
3770 +/*
3771 + * TX_BAND_CFG: 0x1 use upper 20MHz, 0x0 use lower 20MHz
3772 + */
3773 +#define TX_BAND_CFG 0x132c
3774 +#define TX_BAND_CFG_A FIELD32(0x00000002)
3775 +#define TX_BAND_CFG_BG FIELD32(0x00000004)
3776 +
3777 +/*
3778 + * TX_SW_CFG0:
3779 + */
3780 +#define TX_SW_CFG0 0x1330
3781 +
3782 +/*
3783 + * TX_SW_CFG1:
3784 + */
3785 +#define TX_SW_CFG1 0x1334
3786 +
3787 +/*
3788 + * TX_SW_CFG2:
3789 + */
3790 +#define TX_SW_CFG2 0x1338
3791 +
3792 +/*
3793 + * TXOP_THRES_CFG: