1 /*
2 Copyright (C) 2010 Willow Garage <http://www.willowgarage.com>
3 Copyright (C) 2009 - 2010 Ivo van Doorn <IvDoorn@gmail.com>
4 Copyright (C) 2009 Mattias Nissler <mattias.nissler@gmx.de>
5 Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org>
6 Copyright (C) 2009 Xose Vazquez Perez <xose.vazquez@gmail.com>
7 Copyright (C) 2009 Axel Kollhofer <rain_maker@root-forum.org>
8 <http://rt2x00.serialmonkey.com>
9
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
14
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
19
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, see <http://www.gnu.org/licenses/>.
22 */
23
24 /*
25 Module: rt2800usb
26 Abstract: rt2800usb device specific routines.
27 Supported chipsets: RT2800U.
28 */
29
30 #include <linux/delay.h>
31 #include <linux/etherdevice.h>
32 #include <linux/kernel.h>
33 #include <linux/module.h>
34 #include <linux/usb.h>
35
36 #include "rt2x00.h"
37 #include "rt2x00usb.h"
38 #include "rt2800lib.h"
39 #include "rt2800.h"
40 #include "rt2800usb.h"
41
42 /*
43 * Allow hardware encryption to be disabled.
44 */
45 static bool modparam_nohwcrypt;
46 module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO);
47 MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption.");
48
rt2800usb_hwcrypt_disabled(struct rt2x00_dev * rt2x00dev)49 static bool rt2800usb_hwcrypt_disabled(struct rt2x00_dev *rt2x00dev)
50 {
51 return modparam_nohwcrypt;
52 }
53
54 /*
55 * Queue handlers.
56 */
rt2800usb_start_queue(struct data_queue * queue)57 static void rt2800usb_start_queue(struct data_queue *queue)
58 {
59 struct rt2x00_dev *rt2x00dev = queue->rt2x00dev;
60 u32 reg;
61
62 switch (queue->qid) {
63 case QID_RX:
64 reg = rt2x00usb_register_read(rt2x00dev, MAC_SYS_CTRL);
65 rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 1);
66 rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
67 break;
68 case QID_BEACON:
69 reg = rt2x00usb_register_read(rt2x00dev, BCN_TIME_CFG);
70 rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 1);
71 rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 1);
72 rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 1);
73 rt2x00usb_register_write(rt2x00dev, BCN_TIME_CFG, reg);
74 break;
75 default:
76 break;
77 }
78 }
79
rt2800usb_stop_queue(struct data_queue * queue)80 static void rt2800usb_stop_queue(struct data_queue *queue)
81 {
82 struct rt2x00_dev *rt2x00dev = queue->rt2x00dev;
83 u32 reg;
84
85 switch (queue->qid) {
86 case QID_RX:
87 reg = rt2x00usb_register_read(rt2x00dev, MAC_SYS_CTRL);
88 rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 0);
89 rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
90 break;
91 case QID_BEACON:
92 reg = rt2x00usb_register_read(rt2x00dev, BCN_TIME_CFG);
93 rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0);
94 rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0);
95 rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0);
96 rt2x00usb_register_write(rt2x00dev, BCN_TIME_CFG, reg);
97 break;
98 default:
99 break;
100 }
101 }
102
103 /*
104 * test if there is an entry in any TX queue for which DMA is done
105 * but the TX status has not been returned yet
106 */
rt2800usb_txstatus_pending(struct rt2x00_dev * rt2x00dev)107 static bool rt2800usb_txstatus_pending(struct rt2x00_dev *rt2x00dev)
108 {
109 struct data_queue *queue;
110
111 tx_queue_for_each(rt2x00dev, queue) {
112 if (rt2x00queue_get_entry(queue, Q_INDEX_DMA_DONE) !=
113 rt2x00queue_get_entry(queue, Q_INDEX_DONE))
114 return true;
115 }
116 return false;
117 }
118
rt2800usb_entry_txstatus_timeout(struct queue_entry * entry)119 static inline bool rt2800usb_entry_txstatus_timeout(struct queue_entry *entry)
120 {
121 bool tout;
122
123 if (!test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags))
124 return false;
125
126 tout = time_after(jiffies, entry->last_action + msecs_to_jiffies(500));
127 if (unlikely(tout))
128 rt2x00_dbg(entry->queue->rt2x00dev,
129 "TX status timeout for entry %d in queue %d\n",
130 entry->entry_idx, entry->queue->qid);
131 return tout;
132
133 }
134
rt2800usb_txstatus_timeout(struct rt2x00_dev * rt2x00dev)135 static bool rt2800usb_txstatus_timeout(struct rt2x00_dev *rt2x00dev)
136 {
137 struct data_queue *queue;
138 struct queue_entry *entry;
139
140 tx_queue_for_each(rt2x00dev, queue) {
141 entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
142 if (rt2800usb_entry_txstatus_timeout(entry))
143 return true;
144 }
145 return false;
146 }
147
148 #define TXSTATUS_READ_INTERVAL 1000000
149
rt2800usb_tx_sta_fifo_read_completed(struct rt2x00_dev * rt2x00dev,int urb_status,u32 tx_status)150 static bool rt2800usb_tx_sta_fifo_read_completed(struct rt2x00_dev *rt2x00dev,
151 int urb_status, u32 tx_status)
152 {
153 bool valid;
154
155 if (urb_status) {
156 rt2x00_warn(rt2x00dev, "TX status read failed %d\n",
157 urb_status);
158
159 goto stop_reading;
160 }
161
162 valid = rt2x00_get_field32(tx_status, TX_STA_FIFO_VALID);
163 if (valid) {
164 if (!kfifo_put(&rt2x00dev->txstatus_fifo, tx_status))
165 rt2x00_warn(rt2x00dev, "TX status FIFO overrun\n");
166
167 queue_work(rt2x00dev->workqueue, &rt2x00dev->txdone_work);
168
169 /* Reschedule urb to read TX status again instantly */
170 return true;
171 }
172
173 /* Check if there is any entry that timedout waiting on TX status */
174 if (rt2800usb_txstatus_timeout(rt2x00dev))
175 queue_work(rt2x00dev->workqueue, &rt2x00dev->txdone_work);
176
177 if (rt2800usb_txstatus_pending(rt2x00dev)) {
178 /* Read register after 1 ms */
179 hrtimer_start(&rt2x00dev->txstatus_timer,
180 TXSTATUS_READ_INTERVAL,
181 HRTIMER_MODE_REL);
182 return false;
183 }
184
185 stop_reading:
186 clear_bit(TX_STATUS_READING, &rt2x00dev->flags);
187 /*
188 * There is small race window above, between txstatus pending check and
189 * clear_bit someone could do rt2x00usb_interrupt_txdone, so recheck
190 * here again if status reading is needed.
191 */
192 if (rt2800usb_txstatus_pending(rt2x00dev) &&
193 !test_and_set_bit(TX_STATUS_READING, &rt2x00dev->flags))
194 return true;
195 else
196 return false;
197 }
198
rt2800usb_async_read_tx_status(struct rt2x00_dev * rt2x00dev)199 static void rt2800usb_async_read_tx_status(struct rt2x00_dev *rt2x00dev)
200 {
201
202 if (test_and_set_bit(TX_STATUS_READING, &rt2x00dev->flags))
203 return;
204
205 /* Read TX_STA_FIFO register after 2 ms */
206 hrtimer_start(&rt2x00dev->txstatus_timer,
207 2 * TXSTATUS_READ_INTERVAL,
208 HRTIMER_MODE_REL);
209 }
210
rt2800usb_tx_dma_done(struct queue_entry * entry)211 static void rt2800usb_tx_dma_done(struct queue_entry *entry)
212 {
213 struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
214
215 rt2800usb_async_read_tx_status(rt2x00dev);
216 }
217
rt2800usb_tx_sta_fifo_timeout(struct hrtimer * timer)218 static enum hrtimer_restart rt2800usb_tx_sta_fifo_timeout(struct hrtimer *timer)
219 {
220 struct rt2x00_dev *rt2x00dev =
221 container_of(timer, struct rt2x00_dev, txstatus_timer);
222
223 rt2x00usb_register_read_async(rt2x00dev, TX_STA_FIFO,
224 rt2800usb_tx_sta_fifo_read_completed);
225
226 return HRTIMER_NORESTART;
227 }
228
229 /*
230 * Firmware functions
231 */
rt2800usb_autorun_detect(struct rt2x00_dev * rt2x00dev)232 static int rt2800usb_autorun_detect(struct rt2x00_dev *rt2x00dev)
233 {
234 __le32 *reg;
235 u32 fw_mode;
236 int ret;
237
238 reg = kmalloc(sizeof(*reg), GFP_KERNEL);
239 if (reg == NULL)
240 return -ENOMEM;
241 /* cannot use rt2x00usb_register_read here as it uses different
242 * mode (MULTI_READ vs. DEVICE_MODE) and does not pass the
243 * magic value USB_MODE_AUTORUN (0x11) to the device, thus the
244 * returned value would be invalid.
245 */
246 ret = rt2x00usb_vendor_request(rt2x00dev, USB_DEVICE_MODE,
247 USB_VENDOR_REQUEST_IN, 0,
248 USB_MODE_AUTORUN, reg, sizeof(*reg),
249 REGISTER_TIMEOUT_FIRMWARE);
250 fw_mode = le32_to_cpu(*reg);
251 kfree(reg);
252 if (ret < 0)
253 return ret;
254
255 if ((fw_mode & 0x00000003) == 2)
256 return 1;
257
258 return 0;
259 }
260
rt2800usb_get_firmware_name(struct rt2x00_dev * rt2x00dev)261 static char *rt2800usb_get_firmware_name(struct rt2x00_dev *rt2x00dev)
262 {
263 return FIRMWARE_RT2870;
264 }
265
rt2800usb_write_firmware(struct rt2x00_dev * rt2x00dev,const u8 * data,const size_t len)266 static int rt2800usb_write_firmware(struct rt2x00_dev *rt2x00dev,
267 const u8 *data, const size_t len)
268 {
269 int status;
270 u32 offset;
271 u32 length;
272 int retval;
273
274 /*
275 * Check which section of the firmware we need.
276 */
277 if (rt2x00_rt(rt2x00dev, RT2860) ||
278 rt2x00_rt(rt2x00dev, RT2872) ||
279 rt2x00_rt(rt2x00dev, RT3070)) {
280 offset = 0;
281 length = 4096;
282 } else {
283 offset = 4096;
284 length = 4096;
285 }
286
287 /*
288 * Write firmware to device.
289 */
290 retval = rt2800usb_autorun_detect(rt2x00dev);
291 if (retval < 0)
292 return retval;
293 if (retval) {
294 rt2x00_info(rt2x00dev,
295 "Firmware loading not required - NIC in AutoRun mode\n");
296 __clear_bit(REQUIRE_FIRMWARE, &rt2x00dev->cap_flags);
297 } else {
298 rt2x00usb_register_multiwrite(rt2x00dev, FIRMWARE_IMAGE_BASE,
299 data + offset, length);
300 }
301
302 rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0);
303 rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_STATUS, ~0);
304
305 /*
306 * Send firmware request to device to load firmware,
307 * we need to specify a long timeout time.
308 */
309 status = rt2x00usb_vendor_request_sw(rt2x00dev, USB_DEVICE_MODE,
310 0, USB_MODE_FIRMWARE,
311 REGISTER_TIMEOUT_FIRMWARE);
312 if (status < 0) {
313 rt2x00_err(rt2x00dev, "Failed to write Firmware to device\n");
314 return status;
315 }
316
317 msleep(10);
318 rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0);
319
320 return 0;
321 }
322
323 /*
324 * Device state switch handlers.
325 */
rt2800usb_init_registers(struct rt2x00_dev * rt2x00dev)326 static int rt2800usb_init_registers(struct rt2x00_dev *rt2x00dev)
327 {
328 u32 reg;
329
330 /*
331 * Wait until BBP and RF are ready.
332 */
333 if (rt2800_wait_csr_ready(rt2x00dev))
334 return -EBUSY;
335
336 reg = rt2x00usb_register_read(rt2x00dev, PBF_SYS_CTRL);
337 rt2x00usb_register_write(rt2x00dev, PBF_SYS_CTRL, reg & ~0x00002000);
338
339 reg = 0;
340 rt2x00_set_field32(®, MAC_SYS_CTRL_RESET_CSR, 1);
341 rt2x00_set_field32(®, MAC_SYS_CTRL_RESET_BBP, 1);
342 rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
343
344 rt2x00usb_vendor_request_sw(rt2x00dev, USB_DEVICE_MODE, 0,
345 USB_MODE_RESET, REGISTER_TIMEOUT);
346
347 rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, 0x00000000);
348
349 return 0;
350 }
351
rt2800usb_enable_radio(struct rt2x00_dev * rt2x00dev)352 static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev)
353 {
354 u32 reg = 0;
355
356 if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev)))
357 return -EIO;
358
359 rt2x00_set_field32(®, USB_DMA_CFG_PHY_CLEAR, 0);
360 rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_AGG_EN, 0);
361 rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_AGG_TIMEOUT, 128);
362 /*
363 * Total room for RX frames in kilobytes, PBF might still exceed
364 * this limit so reduce the number to prevent errors.
365 */
366 rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_AGG_LIMIT,
367 ((rt2x00dev->rx->limit * DATA_FRAME_SIZE)
368 / 1024) - 3);
369 rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_EN, 1);
370 rt2x00_set_field32(®, USB_DMA_CFG_TX_BULK_EN, 1);
371 rt2x00usb_register_write(rt2x00dev, USB_DMA_CFG, reg);
372
373 return rt2800_enable_radio(rt2x00dev);
374 }
375
rt2800usb_disable_radio(struct rt2x00_dev * rt2x00dev)376 static void rt2800usb_disable_radio(struct rt2x00_dev *rt2x00dev)
377 {
378 rt2800_disable_radio(rt2x00dev);
379 }
380
rt2800usb_set_state(struct rt2x00_dev * rt2x00dev,enum dev_state state)381 static int rt2800usb_set_state(struct rt2x00_dev *rt2x00dev,
382 enum dev_state state)
383 {
384 if (state == STATE_AWAKE)
385 rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 2);
386 else
387 rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0xff, 2);
388
389 return 0;
390 }
391
rt2800usb_set_device_state(struct rt2x00_dev * rt2x00dev,enum dev_state state)392 static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev,
393 enum dev_state state)
394 {
395 int retval = 0;
396
397 switch (state) {
398 case STATE_RADIO_ON:
399 /*
400 * Before the radio can be enabled, the device first has
401 * to be woken up. After that it needs a bit of time
402 * to be fully awake and then the radio can be enabled.
403 */
404 rt2800usb_set_state(rt2x00dev, STATE_AWAKE);
405 msleep(1);
406 retval = rt2800usb_enable_radio(rt2x00dev);
407 break;
408 case STATE_RADIO_OFF:
409 /*
410 * After the radio has been disabled, the device should
411 * be put to sleep for powersaving.
412 */
413 rt2800usb_disable_radio(rt2x00dev);
414 rt2800usb_set_state(rt2x00dev, STATE_SLEEP);
415 break;
416 case STATE_RADIO_IRQ_ON:
417 case STATE_RADIO_IRQ_OFF:
418 /* No support, but no error either */
419 break;
420 case STATE_DEEP_SLEEP:
421 case STATE_SLEEP:
422 case STATE_STANDBY:
423 case STATE_AWAKE:
424 retval = rt2800usb_set_state(rt2x00dev, state);
425 break;
426 default:
427 retval = -ENOTSUPP;
428 break;
429 }
430
431 if (unlikely(retval))
432 rt2x00_err(rt2x00dev, "Device failed to enter state %d (%d)\n",
433 state, retval);
434
435 return retval;
436 }
437
438 /*
439 * TX descriptor initialization
440 */
rt2800usb_get_txwi(struct queue_entry * entry)441 static __le32 *rt2800usb_get_txwi(struct queue_entry *entry)
442 {
443 if (entry->queue->qid == QID_BEACON)
444 return (__le32 *) (entry->skb->data);
445 else
446 return (__le32 *) (entry->skb->data + TXINFO_DESC_SIZE);
447 }
448
rt2800usb_write_tx_desc(struct queue_entry * entry,struct txentry_desc * txdesc)449 static void rt2800usb_write_tx_desc(struct queue_entry *entry,
450 struct txentry_desc *txdesc)
451 {
452 struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
453 __le32 *txi = (__le32 *) entry->skb->data;
454 u32 word;
455
456 /*
457 * Initialize TXINFO descriptor
458 */
459 word = rt2x00_desc_read(txi, 0);
460
461 /*
462 * The size of TXINFO_W0_USB_DMA_TX_PKT_LEN is
463 * TXWI + 802.11 header + L2 pad + payload + pad,
464 * so need to decrease size of TXINFO.
465 */
466 rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_PKT_LEN,
467 roundup(entry->skb->len, 4) - TXINFO_DESC_SIZE);
468 rt2x00_set_field32(&word, TXINFO_W0_WIV,
469 !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc->flags));
470 rt2x00_set_field32(&word, TXINFO_W0_QSEL, 2);
471 rt2x00_set_field32(&word, TXINFO_W0_SW_USE_LAST_ROUND, 0);
472 rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_NEXT_VALID, 0);
473 rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_BURST,
474 test_bit(ENTRY_TXD_BURST, &txdesc->flags));
475 rt2x00_desc_write(txi, 0, word);
476
477 /*
478 * Register descriptor details in skb frame descriptor.
479 */
480 skbdesc->flags |= SKBDESC_DESC_IN_SKB;
481 skbdesc->desc = txi;
482 skbdesc->desc_len = TXINFO_DESC_SIZE + entry->queue->winfo_size;
483 }
484
485 /*
486 * TX data initialization
487 */
rt2800usb_get_tx_data_len(struct queue_entry * entry)488 static int rt2800usb_get_tx_data_len(struct queue_entry *entry)
489 {
490 /*
491 * pad(1~3 bytes) is needed after each 802.11 payload.
492 * USB end pad(4 bytes) is needed at each USB bulk out packet end.
493 * TX frame format is :
494 * | TXINFO | TXWI | 802.11 header | L2 pad | payload | pad | USB end pad |
495 * |<------------- tx_pkt_len ------------->|
496 */
497
498 return roundup(entry->skb->len, 4) + 4;
499 }
500
501 /*
502 * TX control handlers
503 */
rt2800usb_txdone_entry_check(struct queue_entry * entry,u32 reg)504 static bool rt2800usb_txdone_entry_check(struct queue_entry *entry, u32 reg)
505 {
506 __le32 *txwi;
507 u32 word;
508 int wcid, ack, pid;
509 int tx_wcid, tx_ack, tx_pid, is_agg;
510
511 /*
512 * This frames has returned with an IO error,
513 * so the status report is not intended for this
514 * frame.
515 */
516 if (test_bit(ENTRY_DATA_IO_FAILED, &entry->flags))
517 return false;
518
519 wcid = rt2x00_get_field32(reg, TX_STA_FIFO_WCID);
520 ack = rt2x00_get_field32(reg, TX_STA_FIFO_TX_ACK_REQUIRED);
521 pid = rt2x00_get_field32(reg, TX_STA_FIFO_PID_TYPE);
522 is_agg = rt2x00_get_field32(reg, TX_STA_FIFO_TX_AGGRE);
523
524 /*
525 * Validate if this TX status report is intended for
526 * this entry by comparing the WCID/ACK/PID fields.
527 */
528 txwi = rt2800usb_get_txwi(entry);
529
530 word = rt2x00_desc_read(txwi, 1);
531 tx_wcid = rt2x00_get_field32(word, TXWI_W1_WIRELESS_CLI_ID);
532 tx_ack = rt2x00_get_field32(word, TXWI_W1_ACK);
533 tx_pid = rt2x00_get_field32(word, TXWI_W1_PACKETID);
534
535 if (wcid != tx_wcid || ack != tx_ack || (!is_agg && pid != tx_pid)) {
536 rt2x00_dbg(entry->queue->rt2x00dev,
537 "TX status report missed for queue %d entry %d\n",
538 entry->queue->qid, entry->entry_idx);
539 return false;
540 }
541
542 return true;
543 }
544
rt2800usb_txdone(struct rt2x00_dev * rt2x00dev)545 static void rt2800usb_txdone(struct rt2x00_dev *rt2x00dev)
546 {
547 struct data_queue *queue;
548 struct queue_entry *entry;
549 u32 reg;
550 u8 qid;
551 bool match;
552
553 while (kfifo_get(&rt2x00dev->txstatus_fifo, ®)) {
554 /*
555 * TX_STA_FIFO_PID_QUEUE is a 2-bit field, thus qid is
556 * guaranteed to be one of the TX QIDs .
557 */
558 qid = rt2x00_get_field32(reg, TX_STA_FIFO_PID_QUEUE);
559 queue = rt2x00queue_get_tx_queue(rt2x00dev, qid);
560
561 if (unlikely(rt2x00queue_empty(queue))) {
562 rt2x00_dbg(rt2x00dev, "Got TX status for an empty queue %u, dropping\n",
563 qid);
564 break;
565 }
566
567 entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
568
569 if (unlikely(test_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags) ||
570 !test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags))) {
571 rt2x00_warn(rt2x00dev, "Data pending for entry %u in queue %u\n",
572 entry->entry_idx, qid);
573 break;
574 }
575
576 match = rt2800usb_txdone_entry_check(entry, reg);
577 rt2800_txdone_entry(entry, reg, rt2800usb_get_txwi(entry), match);
578 }
579 }
580
rt2800usb_txdone_nostatus(struct rt2x00_dev * rt2x00dev)581 static void rt2800usb_txdone_nostatus(struct rt2x00_dev *rt2x00dev)
582 {
583 struct data_queue *queue;
584 struct queue_entry *entry;
585
586 /*
587 * Process any trailing TX status reports for IO failures,
588 * we loop until we find the first non-IO error entry. This
589 * can either be a frame which is free, is being uploaded,
590 * or has completed the upload but didn't have an entry
591 * in the TX_STAT_FIFO register yet.
592 */
593 tx_queue_for_each(rt2x00dev, queue) {
594 while (!rt2x00queue_empty(queue)) {
595 entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
596
597 if (test_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags) ||
598 !test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags))
599 break;
600
601 if (test_bit(ENTRY_DATA_IO_FAILED, &entry->flags) ||
602 rt2800usb_entry_txstatus_timeout(entry))
603 rt2x00lib_txdone_noinfo(entry, TXDONE_FAILURE);
604 else
605 break;
606 }
607 }
608 }
609
rt2800usb_work_txdone(struct work_struct * work)610 static void rt2800usb_work_txdone(struct work_struct *work)
611 {
612 struct rt2x00_dev *rt2x00dev =
613 container_of(work, struct rt2x00_dev, txdone_work);
614
615 while (!kfifo_is_empty(&rt2x00dev->txstatus_fifo) ||
616 rt2800usb_txstatus_timeout(rt2x00dev)) {
617
618 rt2800usb_txdone(rt2x00dev);
619
620 rt2800usb_txdone_nostatus(rt2x00dev);
621
622 /*
623 * The hw may delay sending the packet after DMA complete
624 * if the medium is busy, thus the TX_STA_FIFO entry is
625 * also delayed -> use a timer to retrieve it.
626 */
627 if (rt2800usb_txstatus_pending(rt2x00dev))
628 rt2800usb_async_read_tx_status(rt2x00dev);
629 }
630 }
631
632 /*
633 * RX control handlers
634 */
rt2800usb_fill_rxdone(struct queue_entry * entry,struct rxdone_entry_desc * rxdesc)635 static void rt2800usb_fill_rxdone(struct queue_entry *entry,
636 struct rxdone_entry_desc *rxdesc)
637 {
638 struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
639 __le32 *rxi = (__le32 *)entry->skb->data;
640 __le32 *rxd;
641 u32 word;
642 int rx_pkt_len;
643
644 /*
645 * Copy descriptor to the skbdesc->desc buffer, making it safe from
646 * moving of frame data in rt2x00usb.
647 */
648 memcpy(skbdesc->desc, rxi, skbdesc->desc_len);
649
650 /*
651 * RX frame format is :
652 * | RXINFO | RXWI | header | L2 pad | payload | pad | RXD | USB pad |
653 * |<------------ rx_pkt_len -------------->|
654 */
655 word = rt2x00_desc_read(rxi, 0);
656 rx_pkt_len = rt2x00_get_field32(word, RXINFO_W0_USB_DMA_RX_PKT_LEN);
657
658 /*
659 * Remove the RXINFO structure from the sbk.
660 */
661 skb_pull(entry->skb, RXINFO_DESC_SIZE);
662
663 /*
664 * Check for rx_pkt_len validity. Return if invalid, leaving
665 * rxdesc->size zeroed out by the upper level.
666 */
667 if (unlikely(rx_pkt_len == 0 ||
668 rx_pkt_len > entry->queue->data_size)) {
669 rt2x00_err(entry->queue->rt2x00dev,
670 "Bad frame size %d, forcing to 0\n", rx_pkt_len);
671 return;
672 }
673
674 rxd = (__le32 *)(entry->skb->data + rx_pkt_len);
675
676 /*
677 * It is now safe to read the descriptor on all architectures.
678 */
679 word = rt2x00_desc_read(rxd, 0);
680
681 if (rt2x00_get_field32(word, RXD_W0_CRC_ERROR))
682 rxdesc->flags |= RX_FLAG_FAILED_FCS_CRC;
683
684 rxdesc->cipher_status = rt2x00_get_field32(word, RXD_W0_CIPHER_ERROR);
685
686 if (rt2x00_get_field32(word, RXD_W0_DECRYPTED)) {
687 /*
688 * Hardware has stripped IV/EIV data from 802.11 frame during
689 * decryption. Unfortunately the descriptor doesn't contain
690 * any fields with the EIV/IV data either, so they can't
691 * be restored by rt2x00lib.
692 */
693 rxdesc->flags |= RX_FLAG_IV_STRIPPED;
694
695 /*
696 * The hardware has already checked the Michael Mic and has
697 * stripped it from the frame. Signal this to mac80211.
698 */
699 rxdesc->flags |= RX_FLAG_MMIC_STRIPPED;
700
701 if (rxdesc->cipher_status == RX_CRYPTO_SUCCESS) {
702 rxdesc->flags |= RX_FLAG_DECRYPTED;
703 } else if (rxdesc->cipher_status == RX_CRYPTO_FAIL_MIC) {
704 /*
705 * In order to check the Michael Mic, the packet must have
706 * been decrypted. Mac80211 doesnt check the MMIC failure
707 * flag to initiate MMIC countermeasures if the decoded flag
708 * has not been set.
709 */
710 rxdesc->flags |= RX_FLAG_DECRYPTED;
711
712 rxdesc->flags |= RX_FLAG_MMIC_ERROR;
713 }
714 }
715
716 if (rt2x00_get_field32(word, RXD_W0_MY_BSS))
717 rxdesc->dev_flags |= RXDONE_MY_BSS;
718
719 if (rt2x00_get_field32(word, RXD_W0_L2PAD))
720 rxdesc->dev_flags |= RXDONE_L2PAD;
721
722 /*
723 * Remove RXD descriptor from end of buffer.
724 */
725 skb_trim(entry->skb, rx_pkt_len);
726
727 /*
728 * Process the RXWI structure.
729 */
730 rt2800_process_rxwi(entry, rxdesc);
731 }
732
733 /*
734 * Device probe functions.
735 */
rt2800usb_efuse_detect(struct rt2x00_dev * rt2x00dev)736 static int rt2800usb_efuse_detect(struct rt2x00_dev *rt2x00dev)
737 {
738 int retval;
739
740 retval = rt2800usb_autorun_detect(rt2x00dev);
741 if (retval < 0)
742 return retval;
743 if (retval)
744 return 1;
745 return rt2800_efuse_detect(rt2x00dev);
746 }
747
rt2800usb_read_eeprom(struct rt2x00_dev * rt2x00dev)748 static int rt2800usb_read_eeprom(struct rt2x00_dev *rt2x00dev)
749 {
750 int retval;
751
752 retval = rt2800usb_efuse_detect(rt2x00dev);
753 if (retval < 0)
754 return retval;
755 if (retval)
756 retval = rt2800_read_eeprom_efuse(rt2x00dev);
757 else
758 retval = rt2x00usb_eeprom_read(rt2x00dev, rt2x00dev->eeprom,
759 EEPROM_SIZE);
760
761 return retval;
762 }
763
rt2800usb_probe_hw(struct rt2x00_dev * rt2x00dev)764 static int rt2800usb_probe_hw(struct rt2x00_dev *rt2x00dev)
765 {
766 int retval;
767
768 retval = rt2800_probe_hw(rt2x00dev);
769 if (retval)
770 return retval;
771
772 /*
773 * Set txstatus timer function.
774 */
775 rt2x00dev->txstatus_timer.function = rt2800usb_tx_sta_fifo_timeout;
776
777 /*
778 * Overwrite TX done handler
779 */
780 INIT_WORK(&rt2x00dev->txdone_work, rt2800usb_work_txdone);
781
782 return 0;
783 }
784
785 static const struct ieee80211_ops rt2800usb_mac80211_ops = {
786 .tx = rt2x00mac_tx,
787 .start = rt2x00mac_start,
788 .stop = rt2x00mac_stop,
789 .add_interface = rt2x00mac_add_interface,
790 .remove_interface = rt2x00mac_remove_interface,
791 .config = rt2x00mac_config,
792 .configure_filter = rt2x00mac_configure_filter,
793 .set_tim = rt2x00mac_set_tim,
794 .set_key = rt2x00mac_set_key,
795 .sw_scan_start = rt2x00mac_sw_scan_start,
796 .sw_scan_complete = rt2x00mac_sw_scan_complete,
797 .get_stats = rt2x00mac_get_stats,
798 .get_key_seq = rt2800_get_key_seq,
799 .set_rts_threshold = rt2800_set_rts_threshold,
800 .sta_add = rt2x00mac_sta_add,
801 .sta_remove = rt2x00mac_sta_remove,
802 .bss_info_changed = rt2x00mac_bss_info_changed,
803 .conf_tx = rt2800_conf_tx,
804 .get_tsf = rt2800_get_tsf,
805 .rfkill_poll = rt2x00mac_rfkill_poll,
806 .ampdu_action = rt2800_ampdu_action,
807 .flush = rt2x00mac_flush,
808 .get_survey = rt2800_get_survey,
809 .get_ringparam = rt2x00mac_get_ringparam,
810 .tx_frames_pending = rt2x00mac_tx_frames_pending,
811 };
812
813 static const struct rt2800_ops rt2800usb_rt2800_ops = {
814 .register_read = rt2x00usb_register_read,
815 .register_read_lock = rt2x00usb_register_read_lock,
816 .register_write = rt2x00usb_register_write,
817 .register_write_lock = rt2x00usb_register_write_lock,
818 .register_multiread = rt2x00usb_register_multiread,
819 .register_multiwrite = rt2x00usb_register_multiwrite,
820 .regbusy_read = rt2x00usb_regbusy_read,
821 .read_eeprom = rt2800usb_read_eeprom,
822 .hwcrypt_disabled = rt2800usb_hwcrypt_disabled,
823 .drv_write_firmware = rt2800usb_write_firmware,
824 .drv_init_registers = rt2800usb_init_registers,
825 .drv_get_txwi = rt2800usb_get_txwi,
826 };
827
828 static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = {
829 .probe_hw = rt2800usb_probe_hw,
830 .get_firmware_name = rt2800usb_get_firmware_name,
831 .check_firmware = rt2800_check_firmware,
832 .load_firmware = rt2800_load_firmware,
833 .initialize = rt2x00usb_initialize,
834 .uninitialize = rt2x00usb_uninitialize,
835 .clear_entry = rt2x00usb_clear_entry,
836 .set_device_state = rt2800usb_set_device_state,
837 .rfkill_poll = rt2800_rfkill_poll,
838 .link_stats = rt2800_link_stats,
839 .reset_tuner = rt2800_reset_tuner,
840 .link_tuner = rt2800_link_tuner,
841 .gain_calibration = rt2800_gain_calibration,
842 .vco_calibration = rt2800_vco_calibration,
843 .start_queue = rt2800usb_start_queue,
844 .kick_queue = rt2x00usb_kick_queue,
845 .stop_queue = rt2800usb_stop_queue,
846 .flush_queue = rt2x00usb_flush_queue,
847 .tx_dma_done = rt2800usb_tx_dma_done,
848 .write_tx_desc = rt2800usb_write_tx_desc,
849 .write_tx_data = rt2800_write_tx_data,
850 .write_beacon = rt2800_write_beacon,
851 .clear_beacon = rt2800_clear_beacon,
852 .get_tx_data_len = rt2800usb_get_tx_data_len,
853 .fill_rxdone = rt2800usb_fill_rxdone,
854 .config_shared_key = rt2800_config_shared_key,
855 .config_pairwise_key = rt2800_config_pairwise_key,
856 .config_filter = rt2800_config_filter,
857 .config_intf = rt2800_config_intf,
858 .config_erp = rt2800_config_erp,
859 .config_ant = rt2800_config_ant,
860 .config = rt2800_config,
861 .sta_add = rt2800_sta_add,
862 .sta_remove = rt2800_sta_remove,
863 };
864
rt2800usb_queue_init(struct data_queue * queue)865 static void rt2800usb_queue_init(struct data_queue *queue)
866 {
867 struct rt2x00_dev *rt2x00dev = queue->rt2x00dev;
868 unsigned short txwi_size, rxwi_size;
869
870 rt2800_get_txwi_rxwi_size(rt2x00dev, &txwi_size, &rxwi_size);
871
872 switch (queue->qid) {
873 case QID_RX:
874 queue->limit = 128;
875 queue->data_size = AGGREGATION_SIZE;
876 queue->desc_size = RXINFO_DESC_SIZE;
877 queue->winfo_size = rxwi_size;
878 queue->priv_size = sizeof(struct queue_entry_priv_usb);
879 break;
880
881 case QID_AC_VO:
882 case QID_AC_VI:
883 case QID_AC_BE:
884 case QID_AC_BK:
885 queue->limit = 16;
886 queue->data_size = AGGREGATION_SIZE;
887 queue->desc_size = TXINFO_DESC_SIZE;
888 queue->winfo_size = txwi_size;
889 queue->priv_size = sizeof(struct queue_entry_priv_usb);
890 break;
891
892 case QID_BEACON:
893 queue->limit = 8;
894 queue->data_size = MGMT_FRAME_SIZE;
895 queue->desc_size = TXINFO_DESC_SIZE;
896 queue->winfo_size = txwi_size;
897 queue->priv_size = sizeof(struct queue_entry_priv_usb);
898 break;
899
900 case QID_ATIM:
901 /* fallthrough */
902 default:
903 BUG();
904 break;
905 }
906 }
907
908 static const struct rt2x00_ops rt2800usb_ops = {
909 .name = KBUILD_MODNAME,
910 .drv_data_size = sizeof(struct rt2800_drv_data),
911 .max_ap_intf = 8,
912 .eeprom_size = EEPROM_SIZE,
913 .rf_size = RF_SIZE,
914 .tx_queues = NUM_TX_QUEUES,
915 .queue_init = rt2800usb_queue_init,
916 .lib = &rt2800usb_rt2x00_ops,
917 .drv = &rt2800usb_rt2800_ops,
918 .hw = &rt2800usb_mac80211_ops,
919 #ifdef CONFIG_RT2X00_LIB_DEBUGFS
920 .debugfs = &rt2800_rt2x00debug,
921 #endif /* CONFIG_RT2X00_LIB_DEBUGFS */
922 };
923
924 /*
925 * rt2800usb module information.
926 */
927 static const struct usb_device_id rt2800usb_device_table[] = {
928 /* Abocom */
929 { USB_DEVICE(0x07b8, 0x2870) },
930 { USB_DEVICE(0x07b8, 0x2770) },
931 { USB_DEVICE(0x07b8, 0x3070) },
932 { USB_DEVICE(0x07b8, 0x3071) },
933 { USB_DEVICE(0x07b8, 0x3072) },
934 { USB_DEVICE(0x1482, 0x3c09) },
935 /* AirTies */
936 { USB_DEVICE(0x1eda, 0x2012) },
937 { USB_DEVICE(0x1eda, 0x2210) },
938 { USB_DEVICE(0x1eda, 0x2310) },
939 /* Allwin */
940 { USB_DEVICE(0x8516, 0x2070) },
941 { USB_DEVICE(0x8516, 0x2770) },
942 { USB_DEVICE(0x8516, 0x2870) },
943 { USB_DEVICE(0x8516, 0x3070) },
944 { USB_DEVICE(0x8516, 0x3071) },
945 { USB_DEVICE(0x8516, 0x3072) },
946 /* Alpha Networks */
947 { USB_DEVICE(0x14b2, 0x3c06) },
948 { USB_DEVICE(0x14b2, 0x3c07) },
949 { USB_DEVICE(0x14b2, 0x3c09) },
950 { USB_DEVICE(0x14b2, 0x3c12) },
951 { USB_DEVICE(0x14b2, 0x3c23) },
952 { USB_DEVICE(0x14b2, 0x3c25) },
953 { USB_DEVICE(0x14b2, 0x3c27) },
954 { USB_DEVICE(0x14b2, 0x3c28) },
955 { USB_DEVICE(0x14b2, 0x3c2c) },
956 /* Amit */
957 { USB_DEVICE(0x15c5, 0x0008) },
958 /* Askey */
959 { USB_DEVICE(0x1690, 0x0740) },
960 /* ASUS */
961 { USB_DEVICE(0x0b05, 0x1731) },
962 { USB_DEVICE(0x0b05, 0x1732) },
963 { USB_DEVICE(0x0b05, 0x1742) },
964 { USB_DEVICE(0x0b05, 0x1784) },
965 { USB_DEVICE(0x1761, 0x0b05) },
966 /* AzureWave */
967 { USB_DEVICE(0x13d3, 0x3247) },
968 { USB_DEVICE(0x13d3, 0x3273) },
969 { USB_DEVICE(0x13d3, 0x3305) },
970 { USB_DEVICE(0x13d3, 0x3307) },
971 { USB_DEVICE(0x13d3, 0x3321) },
972 /* Belkin */
973 { USB_DEVICE(0x050d, 0x8053) },
974 { USB_DEVICE(0x050d, 0x805c) },
975 { USB_DEVICE(0x050d, 0x815c) },
976 { USB_DEVICE(0x050d, 0x825a) },
977 { USB_DEVICE(0x050d, 0x825b) },
978 { USB_DEVICE(0x050d, 0x935a) },
979 { USB_DEVICE(0x050d, 0x935b) },
980 /* Buffalo */
981 { USB_DEVICE(0x0411, 0x00e8) },
982 { USB_DEVICE(0x0411, 0x0158) },
983 { USB_DEVICE(0x0411, 0x015d) },
984 { USB_DEVICE(0x0411, 0x016f) },
985 { USB_DEVICE(0x0411, 0x01a2) },
986 { USB_DEVICE(0x0411, 0x01ee) },
987 { USB_DEVICE(0x0411, 0x01a8) },
988 { USB_DEVICE(0x0411, 0x01fd) },
989 /* Corega */
990 { USB_DEVICE(0x07aa, 0x002f) },
991 { USB_DEVICE(0x07aa, 0x003c) },
992 { USB_DEVICE(0x07aa, 0x003f) },
993 { USB_DEVICE(0x18c5, 0x0012) },
994 /* D-Link */
995 { USB_DEVICE(0x07d1, 0x3c09) },
996 { USB_DEVICE(0x07d1, 0x3c0a) },
997 { USB_DEVICE(0x07d1, 0x3c0d) },
998 { USB_DEVICE(0x07d1, 0x3c0e) },
999 { USB_DEVICE(0x07d1, 0x3c0f) },
1000 { USB_DEVICE(0x07d1, 0x3c11) },
1001 { USB_DEVICE(0x07d1, 0x3c13) },
1002 { USB_DEVICE(0x07d1, 0x3c15) },
1003 { USB_DEVICE(0x07d1, 0x3c16) },
1004 { USB_DEVICE(0x07d1, 0x3c17) },
1005 { USB_DEVICE(0x2001, 0x3317) },
1006 { USB_DEVICE(0x2001, 0x3c1b) },
1007 { USB_DEVICE(0x2001, 0x3c25) },
1008 /* Draytek */
1009 { USB_DEVICE(0x07fa, 0x7712) },
1010 /* DVICO */
1011 { USB_DEVICE(0x0fe9, 0xb307) },
1012 /* Edimax */
1013 { USB_DEVICE(0x7392, 0x4085) },
1014 { USB_DEVICE(0x7392, 0x7711) },
1015 { USB_DEVICE(0x7392, 0x7717) },
1016 { USB_DEVICE(0x7392, 0x7718) },
1017 { USB_DEVICE(0x7392, 0x7722) },
1018 /* Encore */
1019 { USB_DEVICE(0x203d, 0x1480) },
1020 { USB_DEVICE(0x203d, 0x14a9) },
1021 /* EnGenius */
1022 { USB_DEVICE(0x1740, 0x9701) },
1023 { USB_DEVICE(0x1740, 0x9702) },
1024 { USB_DEVICE(0x1740, 0x9703) },
1025 { USB_DEVICE(0x1740, 0x9705) },
1026 { USB_DEVICE(0x1740, 0x9706) },
1027 { USB_DEVICE(0x1740, 0x9707) },
1028 { USB_DEVICE(0x1740, 0x9708) },
1029 { USB_DEVICE(0x1740, 0x9709) },
1030 /* Gemtek */
1031 { USB_DEVICE(0x15a9, 0x0012) },
1032 /* Gigabyte */
1033 { USB_DEVICE(0x1044, 0x800b) },
1034 { USB_DEVICE(0x1044, 0x800d) },
1035 /* Hawking */
1036 { USB_DEVICE(0x0e66, 0x0001) },
1037 { USB_DEVICE(0x0e66, 0x0003) },
1038 { USB_DEVICE(0x0e66, 0x0009) },
1039 { USB_DEVICE(0x0e66, 0x000b) },
1040 { USB_DEVICE(0x0e66, 0x0013) },
1041 { USB_DEVICE(0x0e66, 0x0017) },
1042 { USB_DEVICE(0x0e66, 0x0018) },
1043 /* I-O DATA */
1044 { USB_DEVICE(0x04bb, 0x0945) },
1045 { USB_DEVICE(0x04bb, 0x0947) },
1046 { USB_DEVICE(0x04bb, 0x0948) },
1047 /* Linksys */
1048 { USB_DEVICE(0x13b1, 0x0031) },
1049 { USB_DEVICE(0x1737, 0x0070) },
1050 { USB_DEVICE(0x1737, 0x0071) },
1051 { USB_DEVICE(0x1737, 0x0077) },
1052 { USB_DEVICE(0x1737, 0x0078) },
1053 /* Logitec */
1054 { USB_DEVICE(0x0789, 0x0162) },
1055 { USB_DEVICE(0x0789, 0x0163) },
1056 { USB_DEVICE(0x0789, 0x0164) },
1057 { USB_DEVICE(0x0789, 0x0166) },
1058 /* Motorola */
1059 { USB_DEVICE(0x100d, 0x9031) },
1060 /* MSI */
1061 { USB_DEVICE(0x0db0, 0x3820) },
1062 { USB_DEVICE(0x0db0, 0x3821) },
1063 { USB_DEVICE(0x0db0, 0x3822) },
1064 { USB_DEVICE(0x0db0, 0x3870) },
1065 { USB_DEVICE(0x0db0, 0x3871) },
1066 { USB_DEVICE(0x0db0, 0x6899) },
1067 { USB_DEVICE(0x0db0, 0x821a) },
1068 { USB_DEVICE(0x0db0, 0x822a) },
1069 { USB_DEVICE(0x0db0, 0x822b) },
1070 { USB_DEVICE(0x0db0, 0x822c) },
1071 { USB_DEVICE(0x0db0, 0x870a) },
1072 { USB_DEVICE(0x0db0, 0x871a) },
1073 { USB_DEVICE(0x0db0, 0x871b) },
1074 { USB_DEVICE(0x0db0, 0x871c) },
1075 { USB_DEVICE(0x0db0, 0x899a) },
1076 /* Ovislink */
1077 { USB_DEVICE(0x1b75, 0x3070) },
1078 { USB_DEVICE(0x1b75, 0x3071) },
1079 { USB_DEVICE(0x1b75, 0x3072) },
1080 { USB_DEVICE(0x1b75, 0xa200) },
1081 /* Para */
1082 { USB_DEVICE(0x20b8, 0x8888) },
1083 /* Pegatron */
1084 { USB_DEVICE(0x1d4d, 0x0002) },
1085 { USB_DEVICE(0x1d4d, 0x000c) },
1086 { USB_DEVICE(0x1d4d, 0x000e) },
1087 { USB_DEVICE(0x1d4d, 0x0011) },
1088 /* Philips */
1089 { USB_DEVICE(0x0471, 0x200f) },
1090 /* Planex */
1091 { USB_DEVICE(0x2019, 0x5201) },
1092 { USB_DEVICE(0x2019, 0xab25) },
1093 { USB_DEVICE(0x2019, 0xed06) },
1094 /* Quanta */
1095 { USB_DEVICE(0x1a32, 0x0304) },
1096 /* Ralink */
1097 { USB_DEVICE(0x148f, 0x2070) },
1098 { USB_DEVICE(0x148f, 0x2770) },
1099 { USB_DEVICE(0x148f, 0x2870) },
1100 { USB_DEVICE(0x148f, 0x3070) },
1101 { USB_DEVICE(0x148f, 0x3071) },
1102 { USB_DEVICE(0x148f, 0x3072) },
1103 /* Samsung */
1104 { USB_DEVICE(0x04e8, 0x2018) },
1105 /* Siemens */
1106 { USB_DEVICE(0x129b, 0x1828) },
1107 /* Sitecom */
1108 { USB_DEVICE(0x0df6, 0x0017) },
1109 { USB_DEVICE(0x0df6, 0x002b) },
1110 { USB_DEVICE(0x0df6, 0x002c) },
1111 { USB_DEVICE(0x0df6, 0x002d) },
1112 { USB_DEVICE(0x0df6, 0x0039) },
1113 { USB_DEVICE(0x0df6, 0x003b) },
1114 { USB_DEVICE(0x0df6, 0x003d) },
1115 { USB_DEVICE(0x0df6, 0x003e) },
1116 { USB_DEVICE(0x0df6, 0x003f) },
1117 { USB_DEVICE(0x0df6, 0x0040) },
1118 { USB_DEVICE(0x0df6, 0x0042) },
1119 { USB_DEVICE(0x0df6, 0x0047) },
1120 { USB_DEVICE(0x0df6, 0x0048) },
1121 { USB_DEVICE(0x0df6, 0x0051) },
1122 { USB_DEVICE(0x0df6, 0x005f) },
1123 { USB_DEVICE(0x0df6, 0x0060) },
1124 /* SMC */
1125 { USB_DEVICE(0x083a, 0x6618) },
1126 { USB_DEVICE(0x083a, 0x7511) },
1127 { USB_DEVICE(0x083a, 0x7512) },
1128 { USB_DEVICE(0x083a, 0x7522) },
1129 { USB_DEVICE(0x083a, 0x8522) },
1130 { USB_DEVICE(0x083a, 0xa618) },
1131 { USB_DEVICE(0x083a, 0xa701) },
1132 { USB_DEVICE(0x083a, 0xa702) },
1133 { USB_DEVICE(0x083a, 0xa703) },
1134 { USB_DEVICE(0x083a, 0xb522) },
1135 /* Sparklan */
1136 { USB_DEVICE(0x15a9, 0x0006) },
1137 /* Sweex */
1138 { USB_DEVICE(0x177f, 0x0153) },
1139 { USB_DEVICE(0x177f, 0x0164) },
1140 { USB_DEVICE(0x177f, 0x0302) },
1141 { USB_DEVICE(0x177f, 0x0313) },
1142 { USB_DEVICE(0x177f, 0x0323) },
1143 { USB_DEVICE(0x177f, 0x0324) },
1144 /* U-Media */
1145 { USB_DEVICE(0x157e, 0x300e) },
1146 { USB_DEVICE(0x157e, 0x3013) },
1147 /* ZCOM */
1148 { USB_DEVICE(0x0cde, 0x0022) },
1149 { USB_DEVICE(0x0cde, 0x0025) },
1150 /* Zinwell */
1151 { USB_DEVICE(0x5a57, 0x0280) },
1152 { USB_DEVICE(0x5a57, 0x0282) },
1153 { USB_DEVICE(0x5a57, 0x0283) },
1154 { USB_DEVICE(0x5a57, 0x5257) },
1155 /* Zyxel */
1156 { USB_DEVICE(0x0586, 0x3416) },
1157 { USB_DEVICE(0x0586, 0x3418) },
1158 { USB_DEVICE(0x0586, 0x341a) },
1159 { USB_DEVICE(0x0586, 0x341e) },
1160 { USB_DEVICE(0x0586, 0x343e) },
1161 #ifdef CONFIG_RT2800USB_RT33XX
1162 /* Belkin */
1163 { USB_DEVICE(0x050d, 0x945b) },
1164 /* D-Link */
1165 { USB_DEVICE(0x2001, 0x3c17) },
1166 /* Panasonic */
1167 { USB_DEVICE(0x083a, 0xb511) },
1168 /* Accton/Arcadyan/Epson */
1169 { USB_DEVICE(0x083a, 0xb512) },
1170 /* Philips */
1171 { USB_DEVICE(0x0471, 0x20dd) },
1172 /* Ralink */
1173 { USB_DEVICE(0x148f, 0x3370) },
1174 { USB_DEVICE(0x148f, 0x8070) },
1175 /* Sitecom */
1176 { USB_DEVICE(0x0df6, 0x0050) },
1177 /* Sweex */
1178 { USB_DEVICE(0x177f, 0x0163) },
1179 { USB_DEVICE(0x177f, 0x0165) },
1180 #endif
1181 #ifdef CONFIG_RT2800USB_RT35XX
1182 /* Allwin */
1183 { USB_DEVICE(0x8516, 0x3572) },
1184 /* Askey */
1185 { USB_DEVICE(0x1690, 0x0744) },
1186 { USB_DEVICE(0x1690, 0x0761) },
1187 { USB_DEVICE(0x1690, 0x0764) },
1188 /* ASUS */
1189 { USB_DEVICE(0x0b05, 0x179d) },
1190 /* Cisco */
1191 { USB_DEVICE(0x167b, 0x4001) },
1192 /* EnGenius */
1193 { USB_DEVICE(0x1740, 0x9801) },
1194 /* I-O DATA */
1195 { USB_DEVICE(0x04bb, 0x0944) },
1196 /* Linksys */
1197 { USB_DEVICE(0x13b1, 0x002f) },
1198 { USB_DEVICE(0x1737, 0x0079) },
1199 /* Logitec */
1200 { USB_DEVICE(0x0789, 0x0170) },
1201 /* Ralink */
1202 { USB_DEVICE(0x148f, 0x3572) },
1203 /* Sitecom */
1204 { USB_DEVICE(0x0df6, 0x0041) },
1205 { USB_DEVICE(0x0df6, 0x0062) },
1206 { USB_DEVICE(0x0df6, 0x0065) },
1207 { USB_DEVICE(0x0df6, 0x0066) },
1208 { USB_DEVICE(0x0df6, 0x0068) },
1209 /* Toshiba */
1210 { USB_DEVICE(0x0930, 0x0a07) },
1211 /* Zinwell */
1212 { USB_DEVICE(0x5a57, 0x0284) },
1213 #endif
1214 #ifdef CONFIG_RT2800USB_RT3573
1215 /* AirLive */
1216 { USB_DEVICE(0x1b75, 0x7733) },
1217 /* ASUS */
1218 { USB_DEVICE(0x0b05, 0x17bc) },
1219 { USB_DEVICE(0x0b05, 0x17ad) },
1220 /* Belkin */
1221 { USB_DEVICE(0x050d, 0x1103) },
1222 /* Cameo */
1223 { USB_DEVICE(0x148f, 0xf301) },
1224 /* D-Link */
1225 { USB_DEVICE(0x2001, 0x3c1f) },
1226 /* Edimax */
1227 { USB_DEVICE(0x7392, 0x7733) },
1228 /* Hawking */
1229 { USB_DEVICE(0x0e66, 0x0020) },
1230 { USB_DEVICE(0x0e66, 0x0021) },
1231 /* I-O DATA */
1232 { USB_DEVICE(0x04bb, 0x094e) },
1233 /* Linksys */
1234 { USB_DEVICE(0x13b1, 0x003b) },
1235 /* Logitec */
1236 { USB_DEVICE(0x0789, 0x016b) },
1237 /* NETGEAR */
1238 { USB_DEVICE(0x0846, 0x9012) },
1239 { USB_DEVICE(0x0846, 0x9013) },
1240 { USB_DEVICE(0x0846, 0x9019) },
1241 /* Planex */
1242 { USB_DEVICE(0x2019, 0xed19) },
1243 /* Ralink */
1244 { USB_DEVICE(0x148f, 0x3573) },
1245 /* Sitecom */
1246 { USB_DEVICE(0x0df6, 0x0067) },
1247 { USB_DEVICE(0x0df6, 0x006a) },
1248 { USB_DEVICE(0x0df6, 0x006e) },
1249 /* ZyXEL */
1250 { USB_DEVICE(0x0586, 0x3421) },
1251 #endif
1252 #ifdef CONFIG_RT2800USB_RT53XX
1253 /* Arcadyan */
1254 { USB_DEVICE(0x043e, 0x7a12) },
1255 { USB_DEVICE(0x043e, 0x7a32) },
1256 /* ASUS */
1257 { USB_DEVICE(0x0b05, 0x17e8) },
1258 /* Azurewave */
1259 { USB_DEVICE(0x13d3, 0x3329) },
1260 { USB_DEVICE(0x13d3, 0x3365) },
1261 /* D-Link */
1262 { USB_DEVICE(0x2001, 0x3c15) },
1263 { USB_DEVICE(0x2001, 0x3c19) },
1264 { USB_DEVICE(0x2001, 0x3c1c) },
1265 { USB_DEVICE(0x2001, 0x3c1d) },
1266 { USB_DEVICE(0x2001, 0x3c1e) },
1267 { USB_DEVICE(0x2001, 0x3c20) },
1268 { USB_DEVICE(0x2001, 0x3c22) },
1269 { USB_DEVICE(0x2001, 0x3c23) },
1270 /* LG innotek */
1271 { USB_DEVICE(0x043e, 0x7a22) },
1272 { USB_DEVICE(0x043e, 0x7a42) },
1273 /* Panasonic */
1274 { USB_DEVICE(0x04da, 0x1801) },
1275 { USB_DEVICE(0x04da, 0x1800) },
1276 { USB_DEVICE(0x04da, 0x23f6) },
1277 /* Philips */
1278 { USB_DEVICE(0x0471, 0x2104) },
1279 { USB_DEVICE(0x0471, 0x2126) },
1280 { USB_DEVICE(0x0471, 0x2180) },
1281 { USB_DEVICE(0x0471, 0x2181) },
1282 { USB_DEVICE(0x0471, 0x2182) },
1283 /* Ralink */
1284 { USB_DEVICE(0x148f, 0x5370) },
1285 { USB_DEVICE(0x148f, 0x5372) },
1286 #endif
1287 #ifdef CONFIG_RT2800USB_RT55XX
1288 /* Arcadyan */
1289 { USB_DEVICE(0x043e, 0x7a32) },
1290 /* AVM GmbH */
1291 { USB_DEVICE(0x057c, 0x8501) },
1292 /* Buffalo */
1293 { USB_DEVICE(0x0411, 0x0241) },
1294 { USB_DEVICE(0x0411, 0x0253) },
1295 /* D-Link */
1296 { USB_DEVICE(0x2001, 0x3c1a) },
1297 { USB_DEVICE(0x2001, 0x3c21) },
1298 /* Proware */
1299 { USB_DEVICE(0x043e, 0x7a13) },
1300 /* Ralink */
1301 { USB_DEVICE(0x148f, 0x5572) },
1302 /* TRENDnet */
1303 { USB_DEVICE(0x20f4, 0x724a) },
1304 #endif
1305 #ifdef CONFIG_RT2800USB_UNKNOWN
1306 /*
1307 * Unclear what kind of devices these are (they aren't supported by the
1308 * vendor linux driver).
1309 */
1310 /* Abocom */
1311 { USB_DEVICE(0x07b8, 0x3073) },
1312 { USB_DEVICE(0x07b8, 0x3074) },
1313 /* Alpha Networks */
1314 { USB_DEVICE(0x14b2, 0x3c08) },
1315 { USB_DEVICE(0x14b2, 0x3c11) },
1316 /* Amigo */
1317 { USB_DEVICE(0x0e0b, 0x9031) },
1318 { USB_DEVICE(0x0e0b, 0x9041) },
1319 /* ASUS */
1320 { USB_DEVICE(0x0b05, 0x166a) },
1321 { USB_DEVICE(0x0b05, 0x1760) },
1322 { USB_DEVICE(0x0b05, 0x1761) },
1323 { USB_DEVICE(0x0b05, 0x1790) },
1324 { USB_DEVICE(0x0b05, 0x17a7) },
1325 /* AzureWave */
1326 { USB_DEVICE(0x13d3, 0x3262) },
1327 { USB_DEVICE(0x13d3, 0x3284) },
1328 { USB_DEVICE(0x13d3, 0x3322) },
1329 { USB_DEVICE(0x13d3, 0x3340) },
1330 { USB_DEVICE(0x13d3, 0x3399) },
1331 { USB_DEVICE(0x13d3, 0x3400) },
1332 { USB_DEVICE(0x13d3, 0x3401) },
1333 /* Belkin */
1334 { USB_DEVICE(0x050d, 0x1003) },
1335 /* Buffalo */
1336 { USB_DEVICE(0x0411, 0x012e) },
1337 { USB_DEVICE(0x0411, 0x0148) },
1338 { USB_DEVICE(0x0411, 0x0150) },
1339 /* Corega */
1340 { USB_DEVICE(0x07aa, 0x0041) },
1341 { USB_DEVICE(0x07aa, 0x0042) },
1342 { USB_DEVICE(0x18c5, 0x0008) },
1343 /* D-Link */
1344 { USB_DEVICE(0x07d1, 0x3c0b) },
1345 /* Encore */
1346 { USB_DEVICE(0x203d, 0x14a1) },
1347 /* EnGenius */
1348 { USB_DEVICE(0x1740, 0x0600) },
1349 { USB_DEVICE(0x1740, 0x0602) },
1350 /* Gemtek */
1351 { USB_DEVICE(0x15a9, 0x0010) },
1352 /* Gigabyte */
1353 { USB_DEVICE(0x1044, 0x800c) },
1354 /* Hercules */
1355 { USB_DEVICE(0x06f8, 0xe036) },
1356 /* Huawei */
1357 { USB_DEVICE(0x148f, 0xf101) },
1358 /* I-O DATA */
1359 { USB_DEVICE(0x04bb, 0x094b) },
1360 /* LevelOne */
1361 { USB_DEVICE(0x1740, 0x0605) },
1362 { USB_DEVICE(0x1740, 0x0615) },
1363 /* Logitec */
1364 { USB_DEVICE(0x0789, 0x0168) },
1365 { USB_DEVICE(0x0789, 0x0169) },
1366 /* Motorola */
1367 { USB_DEVICE(0x100d, 0x9032) },
1368 /* Pegatron */
1369 { USB_DEVICE(0x05a6, 0x0101) },
1370 { USB_DEVICE(0x1d4d, 0x0010) },
1371 /* Planex */
1372 { USB_DEVICE(0x2019, 0xab24) },
1373 { USB_DEVICE(0x2019, 0xab29) },
1374 /* Qcom */
1375 { USB_DEVICE(0x18e8, 0x6259) },
1376 /* RadioShack */
1377 { USB_DEVICE(0x08b9, 0x1197) },
1378 /* Sitecom */
1379 { USB_DEVICE(0x0df6, 0x003c) },
1380 { USB_DEVICE(0x0df6, 0x004a) },
1381 { USB_DEVICE(0x0df6, 0x004d) },
1382 { USB_DEVICE(0x0df6, 0x0053) },
1383 { USB_DEVICE(0x0df6, 0x0069) },
1384 { USB_DEVICE(0x0df6, 0x006f) },
1385 { USB_DEVICE(0x0df6, 0x0078) },
1386 /* SMC */
1387 { USB_DEVICE(0x083a, 0xa512) },
1388 { USB_DEVICE(0x083a, 0xc522) },
1389 { USB_DEVICE(0x083a, 0xd522) },
1390 { USB_DEVICE(0x083a, 0xf511) },
1391 /* Sweex */
1392 { USB_DEVICE(0x177f, 0x0254) },
1393 /* TP-LINK */
1394 { USB_DEVICE(0xf201, 0x5370) },
1395 #endif
1396 { 0, }
1397 };
1398
1399 MODULE_AUTHOR(DRV_PROJECT);
1400 MODULE_VERSION(DRV_VERSION);
1401 MODULE_DESCRIPTION("Ralink RT2800 USB Wireless LAN driver.");
1402 MODULE_SUPPORTED_DEVICE("Ralink RT2870 USB chipset based cards");
1403 MODULE_DEVICE_TABLE(usb, rt2800usb_device_table);
1404 MODULE_FIRMWARE(FIRMWARE_RT2870);
1405 MODULE_LICENSE("GPL");
1406
rt2800usb_probe(struct usb_interface * usb_intf,const struct usb_device_id * id)1407 static int rt2800usb_probe(struct usb_interface *usb_intf,
1408 const struct usb_device_id *id)
1409 {
1410 return rt2x00usb_probe(usb_intf, &rt2800usb_ops);
1411 }
1412
1413 static struct usb_driver rt2800usb_driver = {
1414 .name = KBUILD_MODNAME,
1415 .id_table = rt2800usb_device_table,
1416 .probe = rt2800usb_probe,
1417 .disconnect = rt2x00usb_disconnect,
1418 .suspend = rt2x00usb_suspend,
1419 .resume = rt2x00usb_resume,
1420 .reset_resume = rt2x00usb_resume,
1421 .disable_hub_initiated_lpm = 1,
1422 };
1423
1424 module_usb_driver(rt2800usb_driver);
1425