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[mirror_ubuntu-eoan-kernel.git] / drivers / net / wireless / rt2x00 / rt2800usb.c
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
49 static bool rt2800usb_hwcrypt_disabled(struct rt2x00_dev *rt2x00dev)
50 {
51 return modparam_nohwcrypt;
52 }
53
54 /*
55 * Queue handlers.
56 */
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 rt2x00usb_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
65 rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_RX, 1);
66 rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
67 break;
68 case QID_BEACON:
69 rt2x00usb_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
70 rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_TICKING, 1);
71 rt2x00_set_field32(&reg, BCN_TIME_CFG_TBTT_ENABLE, 1);
72 rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 1);
73 rt2x00usb_register_write(rt2x00dev, BCN_TIME_CFG, reg);
74 break;
75 default:
76 break;
77 }
78 }
79
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 rt2x00usb_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
88 rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_RX, 0);
89 rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
90 break;
91 case QID_BEACON:
92 rt2x00usb_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
93 rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_TICKING, 0);
94 rt2x00_set_field32(&reg, BCN_TIME_CFG_TBTT_ENABLE, 0);
95 rt2x00_set_field32(&reg, 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 */
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
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(100));
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
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
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 ktime_set(0, 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
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 ktime_set(0, 2*TXSTATUS_READ_INTERVAL),
208 HRTIMER_MODE_REL);
209 }
210
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
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 */
232 static int rt2800usb_autorun_detect(struct rt2x00_dev *rt2x00dev)
233 {
234 __le32 *reg;
235 u32 fw_mode;
236
237 reg = kmalloc(sizeof(*reg), GFP_KERNEL);
238 if (reg == NULL)
239 return -ENOMEM;
240 /* cannot use rt2x00usb_register_read here as it uses different
241 * mode (MULTI_READ vs. DEVICE_MODE) and does not pass the
242 * magic value USB_MODE_AUTORUN (0x11) to the device, thus the
243 * returned value would be invalid.
244 */
245 rt2x00usb_vendor_request(rt2x00dev, USB_DEVICE_MODE,
246 USB_VENDOR_REQUEST_IN, 0, USB_MODE_AUTORUN,
247 reg, sizeof(*reg), REGISTER_TIMEOUT_FIRMWARE);
248 fw_mode = le32_to_cpu(*reg);
249 kfree(reg);
250
251 if ((fw_mode & 0x00000003) == 2)
252 return 1;
253
254 return 0;
255 }
256
257 static char *rt2800usb_get_firmware_name(struct rt2x00_dev *rt2x00dev)
258 {
259 return FIRMWARE_RT2870;
260 }
261
262 static int rt2800usb_write_firmware(struct rt2x00_dev *rt2x00dev,
263 const u8 *data, const size_t len)
264 {
265 int status;
266 u32 offset;
267 u32 length;
268 int retval;
269
270 /*
271 * Check which section of the firmware we need.
272 */
273 if (rt2x00_rt(rt2x00dev, RT2860) ||
274 rt2x00_rt(rt2x00dev, RT2872) ||
275 rt2x00_rt(rt2x00dev, RT3070)) {
276 offset = 0;
277 length = 4096;
278 } else {
279 offset = 4096;
280 length = 4096;
281 }
282
283 /*
284 * Write firmware to device.
285 */
286 retval = rt2800usb_autorun_detect(rt2x00dev);
287 if (retval < 0)
288 return retval;
289 if (retval) {
290 rt2x00_info(rt2x00dev,
291 "Firmware loading not required - NIC in AutoRun mode\n");
292 } else {
293 rt2x00usb_register_multiwrite(rt2x00dev, FIRMWARE_IMAGE_BASE,
294 data + offset, length);
295 }
296
297 rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0);
298 rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_STATUS, ~0);
299
300 /*
301 * Send firmware request to device to load firmware,
302 * we need to specify a long timeout time.
303 */
304 status = rt2x00usb_vendor_request_sw(rt2x00dev, USB_DEVICE_MODE,
305 0, USB_MODE_FIRMWARE,
306 REGISTER_TIMEOUT_FIRMWARE);
307 if (status < 0) {
308 rt2x00_err(rt2x00dev, "Failed to write Firmware to device\n");
309 return status;
310 }
311
312 msleep(10);
313 rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0);
314
315 return 0;
316 }
317
318 /*
319 * Device state switch handlers.
320 */
321 static int rt2800usb_init_registers(struct rt2x00_dev *rt2x00dev)
322 {
323 u32 reg;
324
325 /*
326 * Wait until BBP and RF are ready.
327 */
328 if (rt2800_wait_csr_ready(rt2x00dev))
329 return -EBUSY;
330
331 rt2x00usb_register_read(rt2x00dev, PBF_SYS_CTRL, &reg);
332 rt2x00usb_register_write(rt2x00dev, PBF_SYS_CTRL, reg & ~0x00002000);
333
334 reg = 0;
335 rt2x00_set_field32(&reg, MAC_SYS_CTRL_RESET_CSR, 1);
336 rt2x00_set_field32(&reg, MAC_SYS_CTRL_RESET_BBP, 1);
337 rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
338
339 rt2x00usb_register_write(rt2x00dev, USB_DMA_CFG, 0x00000000);
340
341 rt2x00usb_vendor_request_sw(rt2x00dev, USB_DEVICE_MODE, 0,
342 USB_MODE_RESET, REGISTER_TIMEOUT);
343
344 rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, 0x00000000);
345
346 return 0;
347 }
348
349 static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev)
350 {
351 u32 reg;
352
353 if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev)))
354 return -EIO;
355
356 rt2x00usb_register_read(rt2x00dev, USB_DMA_CFG, &reg);
357 rt2x00_set_field32(&reg, USB_DMA_CFG_PHY_CLEAR, 0);
358 rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_EN, 0);
359 rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_TIMEOUT, 128);
360 /*
361 * Total room for RX frames in kilobytes, PBF might still exceed
362 * this limit so reduce the number to prevent errors.
363 */
364 rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_LIMIT,
365 ((rt2x00dev->rx->limit * DATA_FRAME_SIZE)
366 / 1024) - 3);
367 rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_EN, 1);
368 rt2x00_set_field32(&reg, USB_DMA_CFG_TX_BULK_EN, 1);
369 rt2x00usb_register_write(rt2x00dev, USB_DMA_CFG, reg);
370
371 return rt2800_enable_radio(rt2x00dev);
372 }
373
374 static void rt2800usb_disable_radio(struct rt2x00_dev *rt2x00dev)
375 {
376 rt2800_disable_radio(rt2x00dev);
377 rt2x00usb_disable_radio(rt2x00dev);
378 }
379
380 static int rt2800usb_set_state(struct rt2x00_dev *rt2x00dev,
381 enum dev_state state)
382 {
383 if (state == STATE_AWAKE)
384 rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 2);
385 else
386 rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0xff, 2);
387
388 return 0;
389 }
390
391 static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev,
392 enum dev_state state)
393 {
394 int retval = 0;
395
396 switch (state) {
397 case STATE_RADIO_ON:
398 /*
399 * Before the radio can be enabled, the device first has
400 * to be woken up. After that it needs a bit of time
401 * to be fully awake and then the radio can be enabled.
402 */
403 rt2800usb_set_state(rt2x00dev, STATE_AWAKE);
404 msleep(1);
405 retval = rt2800usb_enable_radio(rt2x00dev);
406 break;
407 case STATE_RADIO_OFF:
408 /*
409 * After the radio has been disabled, the device should
410 * be put to sleep for powersaving.
411 */
412 rt2800usb_disable_radio(rt2x00dev);
413 rt2800usb_set_state(rt2x00dev, STATE_SLEEP);
414 break;
415 case STATE_RADIO_IRQ_ON:
416 case STATE_RADIO_IRQ_OFF:
417 /* No support, but no error either */
418 break;
419 case STATE_DEEP_SLEEP:
420 case STATE_SLEEP:
421 case STATE_STANDBY:
422 case STATE_AWAKE:
423 retval = rt2800usb_set_state(rt2x00dev, state);
424 break;
425 default:
426 retval = -ENOTSUPP;
427 break;
428 }
429
430 if (unlikely(retval))
431 rt2x00_err(rt2x00dev, "Device failed to enter state %d (%d)\n",
432 state, retval);
433
434 return retval;
435 }
436
437 /*
438 * Watchdog handlers
439 */
440 static void rt2800usb_watchdog(struct rt2x00_dev *rt2x00dev)
441 {
442 unsigned int i;
443 u32 reg;
444
445 rt2x00usb_register_read(rt2x00dev, TXRXQ_PCNT, &reg);
446 if (rt2x00_get_field32(reg, TXRXQ_PCNT_TX0Q)) {
447 rt2x00_warn(rt2x00dev, "TX HW queue 0 timed out, invoke forced kick\n");
448
449 rt2x00usb_register_write(rt2x00dev, PBF_CFG, 0xf40012);
450
451 for (i = 0; i < 10; i++) {
452 udelay(10);
453 if (!rt2x00_get_field32(reg, TXRXQ_PCNT_TX0Q))
454 break;
455 }
456
457 rt2x00usb_register_write(rt2x00dev, PBF_CFG, 0xf40006);
458 }
459
460 rt2x00usb_register_read(rt2x00dev, TXRXQ_PCNT, &reg);
461 if (rt2x00_get_field32(reg, TXRXQ_PCNT_TX1Q)) {
462 rt2x00_warn(rt2x00dev, "TX HW queue 1 timed out, invoke forced kick\n");
463
464 rt2x00usb_register_write(rt2x00dev, PBF_CFG, 0xf4000a);
465
466 for (i = 0; i < 10; i++) {
467 udelay(10);
468 if (!rt2x00_get_field32(reg, TXRXQ_PCNT_TX1Q))
469 break;
470 }
471
472 rt2x00usb_register_write(rt2x00dev, PBF_CFG, 0xf40006);
473 }
474
475 rt2x00usb_watchdog(rt2x00dev);
476 }
477
478 /*
479 * TX descriptor initialization
480 */
481 static __le32 *rt2800usb_get_txwi(struct queue_entry *entry)
482 {
483 if (entry->queue->qid == QID_BEACON)
484 return (__le32 *) (entry->skb->data);
485 else
486 return (__le32 *) (entry->skb->data + TXINFO_DESC_SIZE);
487 }
488
489 static void rt2800usb_write_tx_desc(struct queue_entry *entry,
490 struct txentry_desc *txdesc)
491 {
492 struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
493 __le32 *txi = (__le32 *) entry->skb->data;
494 u32 word;
495
496 /*
497 * Initialize TXINFO descriptor
498 */
499 rt2x00_desc_read(txi, 0, &word);
500
501 /*
502 * The size of TXINFO_W0_USB_DMA_TX_PKT_LEN is
503 * TXWI + 802.11 header + L2 pad + payload + pad,
504 * so need to decrease size of TXINFO.
505 */
506 rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_PKT_LEN,
507 roundup(entry->skb->len, 4) - TXINFO_DESC_SIZE);
508 rt2x00_set_field32(&word, TXINFO_W0_WIV,
509 !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc->flags));
510 rt2x00_set_field32(&word, TXINFO_W0_QSEL, 2);
511 rt2x00_set_field32(&word, TXINFO_W0_SW_USE_LAST_ROUND, 0);
512 rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_NEXT_VALID, 0);
513 rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_BURST,
514 test_bit(ENTRY_TXD_BURST, &txdesc->flags));
515 rt2x00_desc_write(txi, 0, word);
516
517 /*
518 * Register descriptor details in skb frame descriptor.
519 */
520 skbdesc->flags |= SKBDESC_DESC_IN_SKB;
521 skbdesc->desc = txi;
522 skbdesc->desc_len = TXINFO_DESC_SIZE + entry->queue->winfo_size;
523 }
524
525 /*
526 * TX data initialization
527 */
528 static int rt2800usb_get_tx_data_len(struct queue_entry *entry)
529 {
530 /*
531 * pad(1~3 bytes) is needed after each 802.11 payload.
532 * USB end pad(4 bytes) is needed at each USB bulk out packet end.
533 * TX frame format is :
534 * | TXINFO | TXWI | 802.11 header | L2 pad | payload | pad | USB end pad |
535 * |<------------- tx_pkt_len ------------->|
536 */
537
538 return roundup(entry->skb->len, 4) + 4;
539 }
540
541 /*
542 * TX control handlers
543 */
544 static enum txdone_entry_desc_flags
545 rt2800usb_txdone_entry_check(struct queue_entry *entry, u32 reg)
546 {
547 __le32 *txwi;
548 u32 word;
549 int wcid, ack, pid;
550 int tx_wcid, tx_ack, tx_pid, is_agg;
551
552 /*
553 * This frames has returned with an IO error,
554 * so the status report is not intended for this
555 * frame.
556 */
557 if (test_bit(ENTRY_DATA_IO_FAILED, &entry->flags))
558 return TXDONE_FAILURE;
559
560 wcid = rt2x00_get_field32(reg, TX_STA_FIFO_WCID);
561 ack = rt2x00_get_field32(reg, TX_STA_FIFO_TX_ACK_REQUIRED);
562 pid = rt2x00_get_field32(reg, TX_STA_FIFO_PID_TYPE);
563 is_agg = rt2x00_get_field32(reg, TX_STA_FIFO_TX_AGGRE);
564
565 /*
566 * Validate if this TX status report is intended for
567 * this entry by comparing the WCID/ACK/PID fields.
568 */
569 txwi = rt2800usb_get_txwi(entry);
570
571 rt2x00_desc_read(txwi, 1, &word);
572 tx_wcid = rt2x00_get_field32(word, TXWI_W1_WIRELESS_CLI_ID);
573 tx_ack = rt2x00_get_field32(word, TXWI_W1_ACK);
574 tx_pid = rt2x00_get_field32(word, TXWI_W1_PACKETID);
575
576 if (wcid != tx_wcid || ack != tx_ack || (!is_agg && pid != tx_pid)) {
577 rt2x00_dbg(entry->queue->rt2x00dev,
578 "TX status report missed for queue %d entry %d\n",
579 entry->queue->qid, entry->entry_idx);
580 return TXDONE_UNKNOWN;
581 }
582
583 return TXDONE_SUCCESS;
584 }
585
586 static void rt2800usb_txdone(struct rt2x00_dev *rt2x00dev)
587 {
588 struct data_queue *queue;
589 struct queue_entry *entry;
590 u32 reg;
591 u8 qid;
592 enum txdone_entry_desc_flags done_status;
593
594 while (kfifo_get(&rt2x00dev->txstatus_fifo, &reg)) {
595 /*
596 * TX_STA_FIFO_PID_QUEUE is a 2-bit field, thus qid is
597 * guaranteed to be one of the TX QIDs .
598 */
599 qid = rt2x00_get_field32(reg, TX_STA_FIFO_PID_QUEUE);
600 queue = rt2x00queue_get_tx_queue(rt2x00dev, qid);
601
602 if (unlikely(rt2x00queue_empty(queue))) {
603 rt2x00_dbg(rt2x00dev, "Got TX status for an empty queue %u, dropping\n",
604 qid);
605 break;
606 }
607
608 entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
609
610 if (unlikely(test_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags) ||
611 !test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags))) {
612 rt2x00_warn(rt2x00dev, "Data pending for entry %u in queue %u\n",
613 entry->entry_idx, qid);
614 break;
615 }
616
617 done_status = rt2800usb_txdone_entry_check(entry, reg);
618 if (likely(done_status == TXDONE_SUCCESS))
619 rt2800_txdone_entry(entry, reg, rt2800usb_get_txwi(entry));
620 else
621 rt2x00lib_txdone_noinfo(entry, done_status);
622 }
623 }
624
625 static void rt2800usb_txdone_nostatus(struct rt2x00_dev *rt2x00dev)
626 {
627 struct data_queue *queue;
628 struct queue_entry *entry;
629
630 /*
631 * Process any trailing TX status reports for IO failures,
632 * we loop until we find the first non-IO error entry. This
633 * can either be a frame which is free, is being uploaded,
634 * or has completed the upload but didn't have an entry
635 * in the TX_STAT_FIFO register yet.
636 */
637 tx_queue_for_each(rt2x00dev, queue) {
638 while (!rt2x00queue_empty(queue)) {
639 entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
640
641 if (test_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags) ||
642 !test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags))
643 break;
644
645 if (test_bit(ENTRY_DATA_IO_FAILED, &entry->flags))
646 rt2x00lib_txdone_noinfo(entry, TXDONE_FAILURE);
647 else if (rt2800usb_entry_txstatus_timeout(entry))
648 rt2x00lib_txdone_noinfo(entry, TXDONE_UNKNOWN);
649 else
650 break;
651 }
652 }
653 }
654
655 static void rt2800usb_work_txdone(struct work_struct *work)
656 {
657 struct rt2x00_dev *rt2x00dev =
658 container_of(work, struct rt2x00_dev, txdone_work);
659
660 while (!kfifo_is_empty(&rt2x00dev->txstatus_fifo) ||
661 rt2800usb_txstatus_timeout(rt2x00dev)) {
662
663 rt2800usb_txdone(rt2x00dev);
664
665 rt2800usb_txdone_nostatus(rt2x00dev);
666
667 /*
668 * The hw may delay sending the packet after DMA complete
669 * if the medium is busy, thus the TX_STA_FIFO entry is
670 * also delayed -> use a timer to retrieve it.
671 */
672 if (rt2800usb_txstatus_pending(rt2x00dev))
673 rt2800usb_async_read_tx_status(rt2x00dev);
674 }
675 }
676
677 /*
678 * RX control handlers
679 */
680 static void rt2800usb_fill_rxdone(struct queue_entry *entry,
681 struct rxdone_entry_desc *rxdesc)
682 {
683 struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
684 __le32 *rxi = (__le32 *)entry->skb->data;
685 __le32 *rxd;
686 u32 word;
687 int rx_pkt_len;
688
689 /*
690 * Copy descriptor to the skbdesc->desc buffer, making it safe from
691 * moving of frame data in rt2x00usb.
692 */
693 memcpy(skbdesc->desc, rxi, skbdesc->desc_len);
694
695 /*
696 * RX frame format is :
697 * | RXINFO | RXWI | header | L2 pad | payload | pad | RXD | USB pad |
698 * |<------------ rx_pkt_len -------------->|
699 */
700 rt2x00_desc_read(rxi, 0, &word);
701 rx_pkt_len = rt2x00_get_field32(word, RXINFO_W0_USB_DMA_RX_PKT_LEN);
702
703 /*
704 * Remove the RXINFO structure from the sbk.
705 */
706 skb_pull(entry->skb, RXINFO_DESC_SIZE);
707
708 /*
709 * Check for rx_pkt_len validity. Return if invalid, leaving
710 * rxdesc->size zeroed out by the upper level.
711 */
712 if (unlikely(rx_pkt_len == 0 ||
713 rx_pkt_len > entry->queue->data_size)) {
714 rt2x00_err(entry->queue->rt2x00dev,
715 "Bad frame size %d, forcing to 0\n", rx_pkt_len);
716 return;
717 }
718
719 rxd = (__le32 *)(entry->skb->data + rx_pkt_len);
720
721 /*
722 * It is now safe to read the descriptor on all architectures.
723 */
724 rt2x00_desc_read(rxd, 0, &word);
725
726 if (rt2x00_get_field32(word, RXD_W0_CRC_ERROR))
727 rxdesc->flags |= RX_FLAG_FAILED_FCS_CRC;
728
729 rxdesc->cipher_status = rt2x00_get_field32(word, RXD_W0_CIPHER_ERROR);
730
731 if (rt2x00_get_field32(word, RXD_W0_DECRYPTED)) {
732 /*
733 * Hardware has stripped IV/EIV data from 802.11 frame during
734 * decryption. Unfortunately the descriptor doesn't contain
735 * any fields with the EIV/IV data either, so they can't
736 * be restored by rt2x00lib.
737 */
738 rxdesc->flags |= RX_FLAG_IV_STRIPPED;
739
740 /*
741 * The hardware has already checked the Michael Mic and has
742 * stripped it from the frame. Signal this to mac80211.
743 */
744 rxdesc->flags |= RX_FLAG_MMIC_STRIPPED;
745
746 if (rxdesc->cipher_status == RX_CRYPTO_SUCCESS)
747 rxdesc->flags |= RX_FLAG_DECRYPTED;
748 else if (rxdesc->cipher_status == RX_CRYPTO_FAIL_MIC)
749 rxdesc->flags |= RX_FLAG_MMIC_ERROR;
750 }
751
752 if (rt2x00_get_field32(word, RXD_W0_MY_BSS))
753 rxdesc->dev_flags |= RXDONE_MY_BSS;
754
755 if (rt2x00_get_field32(word, RXD_W0_L2PAD))
756 rxdesc->dev_flags |= RXDONE_L2PAD;
757
758 /*
759 * Remove RXD descriptor from end of buffer.
760 */
761 skb_trim(entry->skb, rx_pkt_len);
762
763 /*
764 * Process the RXWI structure.
765 */
766 rt2800_process_rxwi(entry, rxdesc);
767 }
768
769 /*
770 * Device probe functions.
771 */
772 static int rt2800usb_efuse_detect(struct rt2x00_dev *rt2x00dev)
773 {
774 int retval;
775
776 retval = rt2800usb_autorun_detect(rt2x00dev);
777 if (retval < 0)
778 return retval;
779 if (retval)
780 return 1;
781 return rt2800_efuse_detect(rt2x00dev);
782 }
783
784 static int rt2800usb_read_eeprom(struct rt2x00_dev *rt2x00dev)
785 {
786 int retval;
787
788 retval = rt2800usb_efuse_detect(rt2x00dev);
789 if (retval < 0)
790 return retval;
791 if (retval)
792 retval = rt2800_read_eeprom_efuse(rt2x00dev);
793 else
794 retval = rt2x00usb_eeprom_read(rt2x00dev, rt2x00dev->eeprom,
795 EEPROM_SIZE);
796
797 return retval;
798 }
799
800 static int rt2800usb_probe_hw(struct rt2x00_dev *rt2x00dev)
801 {
802 int retval;
803
804 retval = rt2800_probe_hw(rt2x00dev);
805 if (retval)
806 return retval;
807
808 /*
809 * Set txstatus timer function.
810 */
811 rt2x00dev->txstatus_timer.function = rt2800usb_tx_sta_fifo_timeout;
812
813 /*
814 * Overwrite TX done handler
815 */
816 INIT_WORK(&rt2x00dev->txdone_work, rt2800usb_work_txdone);
817
818 return 0;
819 }
820
821 static const struct ieee80211_ops rt2800usb_mac80211_ops = {
822 .tx = rt2x00mac_tx,
823 .start = rt2x00mac_start,
824 .stop = rt2x00mac_stop,
825 .add_interface = rt2x00mac_add_interface,
826 .remove_interface = rt2x00mac_remove_interface,
827 .config = rt2x00mac_config,
828 .configure_filter = rt2x00mac_configure_filter,
829 .set_tim = rt2x00mac_set_tim,
830 .set_key = rt2x00mac_set_key,
831 .sw_scan_start = rt2x00mac_sw_scan_start,
832 .sw_scan_complete = rt2x00mac_sw_scan_complete,
833 .get_stats = rt2x00mac_get_stats,
834 .get_tkip_seq = rt2800_get_tkip_seq,
835 .set_rts_threshold = rt2800_set_rts_threshold,
836 .sta_add = rt2x00mac_sta_add,
837 .sta_remove = rt2x00mac_sta_remove,
838 .bss_info_changed = rt2x00mac_bss_info_changed,
839 .conf_tx = rt2800_conf_tx,
840 .get_tsf = rt2800_get_tsf,
841 .rfkill_poll = rt2x00mac_rfkill_poll,
842 .ampdu_action = rt2800_ampdu_action,
843 .flush = rt2x00mac_flush,
844 .get_survey = rt2800_get_survey,
845 .get_ringparam = rt2x00mac_get_ringparam,
846 .tx_frames_pending = rt2x00mac_tx_frames_pending,
847 };
848
849 static const struct rt2800_ops rt2800usb_rt2800_ops = {
850 .register_read = rt2x00usb_register_read,
851 .register_read_lock = rt2x00usb_register_read_lock,
852 .register_write = rt2x00usb_register_write,
853 .register_write_lock = rt2x00usb_register_write_lock,
854 .register_multiread = rt2x00usb_register_multiread,
855 .register_multiwrite = rt2x00usb_register_multiwrite,
856 .regbusy_read = rt2x00usb_regbusy_read,
857 .read_eeprom = rt2800usb_read_eeprom,
858 .hwcrypt_disabled = rt2800usb_hwcrypt_disabled,
859 .drv_write_firmware = rt2800usb_write_firmware,
860 .drv_init_registers = rt2800usb_init_registers,
861 .drv_get_txwi = rt2800usb_get_txwi,
862 };
863
864 static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = {
865 .probe_hw = rt2800usb_probe_hw,
866 .get_firmware_name = rt2800usb_get_firmware_name,
867 .check_firmware = rt2800_check_firmware,
868 .load_firmware = rt2800_load_firmware,
869 .initialize = rt2x00usb_initialize,
870 .uninitialize = rt2x00usb_uninitialize,
871 .clear_entry = rt2x00usb_clear_entry,
872 .set_device_state = rt2800usb_set_device_state,
873 .rfkill_poll = rt2800_rfkill_poll,
874 .link_stats = rt2800_link_stats,
875 .reset_tuner = rt2800_reset_tuner,
876 .link_tuner = rt2800_link_tuner,
877 .gain_calibration = rt2800_gain_calibration,
878 .vco_calibration = rt2800_vco_calibration,
879 .watchdog = rt2800usb_watchdog,
880 .start_queue = rt2800usb_start_queue,
881 .kick_queue = rt2x00usb_kick_queue,
882 .stop_queue = rt2800usb_stop_queue,
883 .flush_queue = rt2x00usb_flush_queue,
884 .tx_dma_done = rt2800usb_tx_dma_done,
885 .write_tx_desc = rt2800usb_write_tx_desc,
886 .write_tx_data = rt2800_write_tx_data,
887 .write_beacon = rt2800_write_beacon,
888 .clear_beacon = rt2800_clear_beacon,
889 .get_tx_data_len = rt2800usb_get_tx_data_len,
890 .fill_rxdone = rt2800usb_fill_rxdone,
891 .config_shared_key = rt2800_config_shared_key,
892 .config_pairwise_key = rt2800_config_pairwise_key,
893 .config_filter = rt2800_config_filter,
894 .config_intf = rt2800_config_intf,
895 .config_erp = rt2800_config_erp,
896 .config_ant = rt2800_config_ant,
897 .config = rt2800_config,
898 .sta_add = rt2800_sta_add,
899 .sta_remove = rt2800_sta_remove,
900 };
901
902 static void rt2800usb_queue_init(struct data_queue *queue)
903 {
904 struct rt2x00_dev *rt2x00dev = queue->rt2x00dev;
905 unsigned short txwi_size, rxwi_size;
906
907 rt2800_get_txwi_rxwi_size(rt2x00dev, &txwi_size, &rxwi_size);
908
909 switch (queue->qid) {
910 case QID_RX:
911 queue->limit = 128;
912 queue->data_size = AGGREGATION_SIZE;
913 queue->desc_size = RXINFO_DESC_SIZE;
914 queue->winfo_size = rxwi_size;
915 queue->priv_size = sizeof(struct queue_entry_priv_usb);
916 break;
917
918 case QID_AC_VO:
919 case QID_AC_VI:
920 case QID_AC_BE:
921 case QID_AC_BK:
922 queue->limit = 16;
923 queue->data_size = AGGREGATION_SIZE;
924 queue->desc_size = TXINFO_DESC_SIZE;
925 queue->winfo_size = txwi_size;
926 queue->priv_size = sizeof(struct queue_entry_priv_usb);
927 break;
928
929 case QID_BEACON:
930 queue->limit = 8;
931 queue->data_size = MGMT_FRAME_SIZE;
932 queue->desc_size = TXINFO_DESC_SIZE;
933 queue->winfo_size = txwi_size;
934 queue->priv_size = sizeof(struct queue_entry_priv_usb);
935 break;
936
937 case QID_ATIM:
938 /* fallthrough */
939 default:
940 BUG();
941 break;
942 }
943 }
944
945 static const struct rt2x00_ops rt2800usb_ops = {
946 .name = KBUILD_MODNAME,
947 .drv_data_size = sizeof(struct rt2800_drv_data),
948 .max_ap_intf = 8,
949 .eeprom_size = EEPROM_SIZE,
950 .rf_size = RF_SIZE,
951 .tx_queues = NUM_TX_QUEUES,
952 .queue_init = rt2800usb_queue_init,
953 .lib = &rt2800usb_rt2x00_ops,
954 .drv = &rt2800usb_rt2800_ops,
955 .hw = &rt2800usb_mac80211_ops,
956 #ifdef CONFIG_RT2X00_LIB_DEBUGFS
957 .debugfs = &rt2800_rt2x00debug,
958 #endif /* CONFIG_RT2X00_LIB_DEBUGFS */
959 };
960
961 /*
962 * rt2800usb module information.
963 */
964 static struct usb_device_id rt2800usb_device_table[] = {
965 /* Abocom */
966 { USB_DEVICE(0x07b8, 0x2870) },
967 { USB_DEVICE(0x07b8, 0x2770) },
968 { USB_DEVICE(0x07b8, 0x3070) },
969 { USB_DEVICE(0x07b8, 0x3071) },
970 { USB_DEVICE(0x07b8, 0x3072) },
971 { USB_DEVICE(0x1482, 0x3c09) },
972 /* AirTies */
973 { USB_DEVICE(0x1eda, 0x2012) },
974 { USB_DEVICE(0x1eda, 0x2210) },
975 { USB_DEVICE(0x1eda, 0x2310) },
976 /* Allwin */
977 { USB_DEVICE(0x8516, 0x2070) },
978 { USB_DEVICE(0x8516, 0x2770) },
979 { USB_DEVICE(0x8516, 0x2870) },
980 { USB_DEVICE(0x8516, 0x3070) },
981 { USB_DEVICE(0x8516, 0x3071) },
982 { USB_DEVICE(0x8516, 0x3072) },
983 /* Alpha Networks */
984 { USB_DEVICE(0x14b2, 0x3c06) },
985 { USB_DEVICE(0x14b2, 0x3c07) },
986 { USB_DEVICE(0x14b2, 0x3c09) },
987 { USB_DEVICE(0x14b2, 0x3c12) },
988 { USB_DEVICE(0x14b2, 0x3c23) },
989 { USB_DEVICE(0x14b2, 0x3c25) },
990 { USB_DEVICE(0x14b2, 0x3c27) },
991 { USB_DEVICE(0x14b2, 0x3c28) },
992 { USB_DEVICE(0x14b2, 0x3c2c) },
993 /* Amit */
994 { USB_DEVICE(0x15c5, 0x0008) },
995 /* Askey */
996 { USB_DEVICE(0x1690, 0x0740) },
997 /* ASUS */
998 { USB_DEVICE(0x0b05, 0x1731) },
999 { USB_DEVICE(0x0b05, 0x1732) },
1000 { USB_DEVICE(0x0b05, 0x1742) },
1001 { USB_DEVICE(0x0b05, 0x1784) },
1002 { USB_DEVICE(0x1761, 0x0b05) },
1003 /* AzureWave */
1004 { USB_DEVICE(0x13d3, 0x3247) },
1005 { USB_DEVICE(0x13d3, 0x3273) },
1006 { USB_DEVICE(0x13d3, 0x3305) },
1007 { USB_DEVICE(0x13d3, 0x3307) },
1008 { USB_DEVICE(0x13d3, 0x3321) },
1009 /* Belkin */
1010 { USB_DEVICE(0x050d, 0x8053) },
1011 { USB_DEVICE(0x050d, 0x805c) },
1012 { USB_DEVICE(0x050d, 0x815c) },
1013 { USB_DEVICE(0x050d, 0x825a) },
1014 { USB_DEVICE(0x050d, 0x825b) },
1015 { USB_DEVICE(0x050d, 0x935a) },
1016 { USB_DEVICE(0x050d, 0x935b) },
1017 /* Buffalo */
1018 { USB_DEVICE(0x0411, 0x00e8) },
1019 { USB_DEVICE(0x0411, 0x0158) },
1020 { USB_DEVICE(0x0411, 0x015d) },
1021 { USB_DEVICE(0x0411, 0x016f) },
1022 { USB_DEVICE(0x0411, 0x01a2) },
1023 { USB_DEVICE(0x0411, 0x01ee) },
1024 { USB_DEVICE(0x0411, 0x01a8) },
1025 /* Corega */
1026 { USB_DEVICE(0x07aa, 0x002f) },
1027 { USB_DEVICE(0x07aa, 0x003c) },
1028 { USB_DEVICE(0x07aa, 0x003f) },
1029 { USB_DEVICE(0x18c5, 0x0012) },
1030 /* D-Link */
1031 { USB_DEVICE(0x07d1, 0x3c09) },
1032 { USB_DEVICE(0x07d1, 0x3c0a) },
1033 { USB_DEVICE(0x07d1, 0x3c0d) },
1034 { USB_DEVICE(0x07d1, 0x3c0e) },
1035 { USB_DEVICE(0x07d1, 0x3c0f) },
1036 { USB_DEVICE(0x07d1, 0x3c11) },
1037 { USB_DEVICE(0x07d1, 0x3c13) },
1038 { USB_DEVICE(0x07d1, 0x3c15) },
1039 { USB_DEVICE(0x07d1, 0x3c16) },
1040 { USB_DEVICE(0x07d1, 0x3c17) },
1041 { USB_DEVICE(0x2001, 0x3317) },
1042 { USB_DEVICE(0x2001, 0x3c1b) },
1043 /* Draytek */
1044 { USB_DEVICE(0x07fa, 0x7712) },
1045 /* DVICO */
1046 { USB_DEVICE(0x0fe9, 0xb307) },
1047 /* Edimax */
1048 { USB_DEVICE(0x7392, 0x4085) },
1049 { USB_DEVICE(0x7392, 0x7711) },
1050 { USB_DEVICE(0x7392, 0x7717) },
1051 { USB_DEVICE(0x7392, 0x7718) },
1052 { USB_DEVICE(0x7392, 0x7722) },
1053 /* Encore */
1054 { USB_DEVICE(0x203d, 0x1480) },
1055 { USB_DEVICE(0x203d, 0x14a9) },
1056 /* EnGenius */
1057 { USB_DEVICE(0x1740, 0x9701) },
1058 { USB_DEVICE(0x1740, 0x9702) },
1059 { USB_DEVICE(0x1740, 0x9703) },
1060 { USB_DEVICE(0x1740, 0x9705) },
1061 { USB_DEVICE(0x1740, 0x9706) },
1062 { USB_DEVICE(0x1740, 0x9707) },
1063 { USB_DEVICE(0x1740, 0x9708) },
1064 { USB_DEVICE(0x1740, 0x9709) },
1065 /* Gemtek */
1066 { USB_DEVICE(0x15a9, 0x0012) },
1067 /* Gigabyte */
1068 { USB_DEVICE(0x1044, 0x800b) },
1069 { USB_DEVICE(0x1044, 0x800d) },
1070 /* Hawking */
1071 { USB_DEVICE(0x0e66, 0x0001) },
1072 { USB_DEVICE(0x0e66, 0x0003) },
1073 { USB_DEVICE(0x0e66, 0x0009) },
1074 { USB_DEVICE(0x0e66, 0x000b) },
1075 { USB_DEVICE(0x0e66, 0x0013) },
1076 { USB_DEVICE(0x0e66, 0x0017) },
1077 { USB_DEVICE(0x0e66, 0x0018) },
1078 /* I-O DATA */
1079 { USB_DEVICE(0x04bb, 0x0945) },
1080 { USB_DEVICE(0x04bb, 0x0947) },
1081 { USB_DEVICE(0x04bb, 0x0948) },
1082 /* Linksys */
1083 { USB_DEVICE(0x13b1, 0x0031) },
1084 { USB_DEVICE(0x1737, 0x0070) },
1085 { USB_DEVICE(0x1737, 0x0071) },
1086 { USB_DEVICE(0x1737, 0x0077) },
1087 { USB_DEVICE(0x1737, 0x0078) },
1088 /* Logitec */
1089 { USB_DEVICE(0x0789, 0x0162) },
1090 { USB_DEVICE(0x0789, 0x0163) },
1091 { USB_DEVICE(0x0789, 0x0164) },
1092 { USB_DEVICE(0x0789, 0x0166) },
1093 /* Motorola */
1094 { USB_DEVICE(0x100d, 0x9031) },
1095 /* MSI */
1096 { USB_DEVICE(0x0db0, 0x3820) },
1097 { USB_DEVICE(0x0db0, 0x3821) },
1098 { USB_DEVICE(0x0db0, 0x3822) },
1099 { USB_DEVICE(0x0db0, 0x3870) },
1100 { USB_DEVICE(0x0db0, 0x3871) },
1101 { USB_DEVICE(0x0db0, 0x6899) },
1102 { USB_DEVICE(0x0db0, 0x821a) },
1103 { USB_DEVICE(0x0db0, 0x822a) },
1104 { USB_DEVICE(0x0db0, 0x822b) },
1105 { USB_DEVICE(0x0db0, 0x822c) },
1106 { USB_DEVICE(0x0db0, 0x870a) },
1107 { USB_DEVICE(0x0db0, 0x871a) },
1108 { USB_DEVICE(0x0db0, 0x871b) },
1109 { USB_DEVICE(0x0db0, 0x871c) },
1110 { USB_DEVICE(0x0db0, 0x899a) },
1111 /* Ovislink */
1112 { USB_DEVICE(0x1b75, 0x3071) },
1113 { USB_DEVICE(0x1b75, 0x3072) },
1114 /* Para */
1115 { USB_DEVICE(0x20b8, 0x8888) },
1116 /* Pegatron */
1117 { USB_DEVICE(0x1d4d, 0x0002) },
1118 { USB_DEVICE(0x1d4d, 0x000c) },
1119 { USB_DEVICE(0x1d4d, 0x000e) },
1120 { USB_DEVICE(0x1d4d, 0x0011) },
1121 /* Philips */
1122 { USB_DEVICE(0x0471, 0x200f) },
1123 /* Planex */
1124 { USB_DEVICE(0x2019, 0x5201) },
1125 { USB_DEVICE(0x2019, 0xab25) },
1126 { USB_DEVICE(0x2019, 0xed06) },
1127 /* Quanta */
1128 { USB_DEVICE(0x1a32, 0x0304) },
1129 /* Ralink */
1130 { USB_DEVICE(0x148f, 0x2070) },
1131 { USB_DEVICE(0x148f, 0x2770) },
1132 { USB_DEVICE(0x148f, 0x2870) },
1133 { USB_DEVICE(0x148f, 0x3070) },
1134 { USB_DEVICE(0x148f, 0x3071) },
1135 { USB_DEVICE(0x148f, 0x3072) },
1136 /* Samsung */
1137 { USB_DEVICE(0x04e8, 0x2018) },
1138 /* Siemens */
1139 { USB_DEVICE(0x129b, 0x1828) },
1140 /* Sitecom */
1141 { USB_DEVICE(0x0df6, 0x0017) },
1142 { USB_DEVICE(0x0df6, 0x002b) },
1143 { USB_DEVICE(0x0df6, 0x002c) },
1144 { USB_DEVICE(0x0df6, 0x002d) },
1145 { USB_DEVICE(0x0df6, 0x0039) },
1146 { USB_DEVICE(0x0df6, 0x003b) },
1147 { USB_DEVICE(0x0df6, 0x003d) },
1148 { USB_DEVICE(0x0df6, 0x003e) },
1149 { USB_DEVICE(0x0df6, 0x003f) },
1150 { USB_DEVICE(0x0df6, 0x0040) },
1151 { USB_DEVICE(0x0df6, 0x0042) },
1152 { USB_DEVICE(0x0df6, 0x0047) },
1153 { USB_DEVICE(0x0df6, 0x0048) },
1154 { USB_DEVICE(0x0df6, 0x0051) },
1155 { USB_DEVICE(0x0df6, 0x005f) },
1156 { USB_DEVICE(0x0df6, 0x0060) },
1157 /* SMC */
1158 { USB_DEVICE(0x083a, 0x6618) },
1159 { USB_DEVICE(0x083a, 0x7511) },
1160 { USB_DEVICE(0x083a, 0x7512) },
1161 { USB_DEVICE(0x083a, 0x7522) },
1162 { USB_DEVICE(0x083a, 0x8522) },
1163 { USB_DEVICE(0x083a, 0xa618) },
1164 { USB_DEVICE(0x083a, 0xa701) },
1165 { USB_DEVICE(0x083a, 0xa702) },
1166 { USB_DEVICE(0x083a, 0xa703) },
1167 { USB_DEVICE(0x083a, 0xb522) },
1168 /* Sparklan */
1169 { USB_DEVICE(0x15a9, 0x0006) },
1170 /* Sweex */
1171 { USB_DEVICE(0x177f, 0x0153) },
1172 { USB_DEVICE(0x177f, 0x0164) },
1173 { USB_DEVICE(0x177f, 0x0302) },
1174 { USB_DEVICE(0x177f, 0x0313) },
1175 { USB_DEVICE(0x177f, 0x0323) },
1176 { USB_DEVICE(0x177f, 0x0324) },
1177 /* U-Media */
1178 { USB_DEVICE(0x157e, 0x300e) },
1179 { USB_DEVICE(0x157e, 0x3013) },
1180 /* ZCOM */
1181 { USB_DEVICE(0x0cde, 0x0022) },
1182 { USB_DEVICE(0x0cde, 0x0025) },
1183 /* Zinwell */
1184 { USB_DEVICE(0x5a57, 0x0280) },
1185 { USB_DEVICE(0x5a57, 0x0282) },
1186 { USB_DEVICE(0x5a57, 0x0283) },
1187 { USB_DEVICE(0x5a57, 0x5257) },
1188 /* Zyxel */
1189 { USB_DEVICE(0x0586, 0x3416) },
1190 { USB_DEVICE(0x0586, 0x3418) },
1191 { USB_DEVICE(0x0586, 0x341a) },
1192 { USB_DEVICE(0x0586, 0x341e) },
1193 { USB_DEVICE(0x0586, 0x343e) },
1194 #ifdef CONFIG_RT2800USB_RT33XX
1195 /* Belkin */
1196 { USB_DEVICE(0x050d, 0x945b) },
1197 /* D-Link */
1198 { USB_DEVICE(0x2001, 0x3c17) },
1199 /* Panasonic */
1200 { USB_DEVICE(0x083a, 0xb511) },
1201 /* Philips */
1202 { USB_DEVICE(0x0471, 0x20dd) },
1203 /* Ralink */
1204 { USB_DEVICE(0x148f, 0x3370) },
1205 { USB_DEVICE(0x148f, 0x8070) },
1206 /* Sitecom */
1207 { USB_DEVICE(0x0df6, 0x0050) },
1208 /* Sweex */
1209 { USB_DEVICE(0x177f, 0x0163) },
1210 { USB_DEVICE(0x177f, 0x0165) },
1211 #endif
1212 #ifdef CONFIG_RT2800USB_RT35XX
1213 /* Allwin */
1214 { USB_DEVICE(0x8516, 0x3572) },
1215 /* Askey */
1216 { USB_DEVICE(0x1690, 0x0744) },
1217 { USB_DEVICE(0x1690, 0x0761) },
1218 { USB_DEVICE(0x1690, 0x0764) },
1219 /* ASUS */
1220 { USB_DEVICE(0x0b05, 0x179d) },
1221 /* Cisco */
1222 { USB_DEVICE(0x167b, 0x4001) },
1223 /* EnGenius */
1224 { USB_DEVICE(0x1740, 0x9801) },
1225 /* I-O DATA */
1226 { USB_DEVICE(0x04bb, 0x0944) },
1227 /* Linksys */
1228 { USB_DEVICE(0x13b1, 0x002f) },
1229 { USB_DEVICE(0x1737, 0x0079) },
1230 /* Logitec */
1231 { USB_DEVICE(0x0789, 0x0170) },
1232 /* Ralink */
1233 { USB_DEVICE(0x148f, 0x3572) },
1234 /* Sitecom */
1235 { USB_DEVICE(0x0df6, 0x0041) },
1236 { USB_DEVICE(0x0df6, 0x0062) },
1237 { USB_DEVICE(0x0df6, 0x0065) },
1238 { USB_DEVICE(0x0df6, 0x0066) },
1239 { USB_DEVICE(0x0df6, 0x0068) },
1240 /* Toshiba */
1241 { USB_DEVICE(0x0930, 0x0a07) },
1242 /* Zinwell */
1243 { USB_DEVICE(0x5a57, 0x0284) },
1244 #endif
1245 #ifdef CONFIG_RT2800USB_RT3573
1246 /* AirLive */
1247 { USB_DEVICE(0x1b75, 0x7733) },
1248 /* ASUS */
1249 { USB_DEVICE(0x0b05, 0x17bc) },
1250 { USB_DEVICE(0x0b05, 0x17ad) },
1251 /* Belkin */
1252 { USB_DEVICE(0x050d, 0x1103) },
1253 /* Cameo */
1254 { USB_DEVICE(0x148f, 0xf301) },
1255 /* D-Link */
1256 { USB_DEVICE(0x2001, 0x3c1f) },
1257 /* Edimax */
1258 { USB_DEVICE(0x7392, 0x7733) },
1259 /* Hawking */
1260 { USB_DEVICE(0x0e66, 0x0020) },
1261 { USB_DEVICE(0x0e66, 0x0021) },
1262 /* I-O DATA */
1263 { USB_DEVICE(0x04bb, 0x094e) },
1264 /* Linksys */
1265 { USB_DEVICE(0x13b1, 0x003b) },
1266 /* Logitec */
1267 { USB_DEVICE(0x0789, 0x016b) },
1268 /* NETGEAR */
1269 { USB_DEVICE(0x0846, 0x9012) },
1270 { USB_DEVICE(0x0846, 0x9013) },
1271 { USB_DEVICE(0x0846, 0x9019) },
1272 /* Planex */
1273 { USB_DEVICE(0x2019, 0xed19) },
1274 /* Ralink */
1275 { USB_DEVICE(0x148f, 0x3573) },
1276 /* Sitecom */
1277 { USB_DEVICE(0x0df6, 0x0067) },
1278 { USB_DEVICE(0x0df6, 0x006a) },
1279 { USB_DEVICE(0x0df6, 0x006e) },
1280 /* ZyXEL */
1281 { USB_DEVICE(0x0586, 0x3421) },
1282 #endif
1283 #ifdef CONFIG_RT2800USB_RT53XX
1284 /* Arcadyan */
1285 { USB_DEVICE(0x043e, 0x7a12) },
1286 { USB_DEVICE(0x043e, 0x7a32) },
1287 /* ASUS */
1288 { USB_DEVICE(0x0b05, 0x17e8) },
1289 /* Azurewave */
1290 { USB_DEVICE(0x13d3, 0x3329) },
1291 { USB_DEVICE(0x13d3, 0x3365) },
1292 /* D-Link */
1293 { USB_DEVICE(0x2001, 0x3c15) },
1294 { USB_DEVICE(0x2001, 0x3c19) },
1295 { USB_DEVICE(0x2001, 0x3c1c) },
1296 { USB_DEVICE(0x2001, 0x3c1d) },
1297 { USB_DEVICE(0x2001, 0x3c1e) },
1298 { USB_DEVICE(0x2001, 0x3c20) },
1299 { USB_DEVICE(0x2001, 0x3c22) },
1300 { USB_DEVICE(0x2001, 0x3c23) },
1301 /* LG innotek */
1302 { USB_DEVICE(0x043e, 0x7a22) },
1303 { USB_DEVICE(0x043e, 0x7a42) },
1304 /* Panasonic */
1305 { USB_DEVICE(0x04da, 0x1801) },
1306 { USB_DEVICE(0x04da, 0x1800) },
1307 { USB_DEVICE(0x04da, 0x23f6) },
1308 /* Philips */
1309 { USB_DEVICE(0x0471, 0x2104) },
1310 { USB_DEVICE(0x0471, 0x2126) },
1311 { USB_DEVICE(0x0471, 0x2180) },
1312 { USB_DEVICE(0x0471, 0x2181) },
1313 { USB_DEVICE(0x0471, 0x2182) },
1314 /* Ralink */
1315 { USB_DEVICE(0x148f, 0x5370) },
1316 { USB_DEVICE(0x148f, 0x5372) },
1317 #endif
1318 #ifdef CONFIG_RT2800USB_RT55XX
1319 /* Arcadyan */
1320 { USB_DEVICE(0x043e, 0x7a32) },
1321 /* AVM GmbH */
1322 { USB_DEVICE(0x057c, 0x8501) },
1323 /* Buffalo */
1324 { USB_DEVICE(0x0411, 0x0241) },
1325 { USB_DEVICE(0x0411, 0x0253) },
1326 /* D-Link */
1327 { USB_DEVICE(0x2001, 0x3c1a) },
1328 { USB_DEVICE(0x2001, 0x3c21) },
1329 /* Proware */
1330 { USB_DEVICE(0x043e, 0x7a13) },
1331 /* Ralink */
1332 { USB_DEVICE(0x148f, 0x5572) },
1333 /* TRENDnet */
1334 { USB_DEVICE(0x20f4, 0x724a) },
1335 #endif
1336 #ifdef CONFIG_RT2800USB_UNKNOWN
1337 /*
1338 * Unclear what kind of devices these are (they aren't supported by the
1339 * vendor linux driver).
1340 */
1341 /* Abocom */
1342 { USB_DEVICE(0x07b8, 0x3073) },
1343 { USB_DEVICE(0x07b8, 0x3074) },
1344 /* Alpha Networks */
1345 { USB_DEVICE(0x14b2, 0x3c08) },
1346 { USB_DEVICE(0x14b2, 0x3c11) },
1347 /* Amigo */
1348 { USB_DEVICE(0x0e0b, 0x9031) },
1349 { USB_DEVICE(0x0e0b, 0x9041) },
1350 /* ASUS */
1351 { USB_DEVICE(0x0b05, 0x166a) },
1352 { USB_DEVICE(0x0b05, 0x1760) },
1353 { USB_DEVICE(0x0b05, 0x1761) },
1354 { USB_DEVICE(0x0b05, 0x1790) },
1355 { USB_DEVICE(0x0b05, 0x17a7) },
1356 /* AzureWave */
1357 { USB_DEVICE(0x13d3, 0x3262) },
1358 { USB_DEVICE(0x13d3, 0x3284) },
1359 { USB_DEVICE(0x13d3, 0x3322) },
1360 { USB_DEVICE(0x13d3, 0x3340) },
1361 { USB_DEVICE(0x13d3, 0x3399) },
1362 { USB_DEVICE(0x13d3, 0x3400) },
1363 { USB_DEVICE(0x13d3, 0x3401) },
1364 /* Belkin */
1365 { USB_DEVICE(0x050d, 0x1003) },
1366 /* Buffalo */
1367 { USB_DEVICE(0x0411, 0x012e) },
1368 { USB_DEVICE(0x0411, 0x0148) },
1369 { USB_DEVICE(0x0411, 0x0150) },
1370 /* Corega */
1371 { USB_DEVICE(0x07aa, 0x0041) },
1372 { USB_DEVICE(0x07aa, 0x0042) },
1373 { USB_DEVICE(0x18c5, 0x0008) },
1374 /* D-Link */
1375 { USB_DEVICE(0x07d1, 0x3c0b) },
1376 /* Encore */
1377 { USB_DEVICE(0x203d, 0x14a1) },
1378 /* EnGenius */
1379 { USB_DEVICE(0x1740, 0x0600) },
1380 { USB_DEVICE(0x1740, 0x0602) },
1381 /* Gemtek */
1382 { USB_DEVICE(0x15a9, 0x0010) },
1383 /* Gigabyte */
1384 { USB_DEVICE(0x1044, 0x800c) },
1385 /* Hercules */
1386 { USB_DEVICE(0x06f8, 0xe036) },
1387 /* Huawei */
1388 { USB_DEVICE(0x148f, 0xf101) },
1389 /* I-O DATA */
1390 { USB_DEVICE(0x04bb, 0x094b) },
1391 /* LevelOne */
1392 { USB_DEVICE(0x1740, 0x0605) },
1393 { USB_DEVICE(0x1740, 0x0615) },
1394 /* Logitec */
1395 { USB_DEVICE(0x0789, 0x0168) },
1396 { USB_DEVICE(0x0789, 0x0169) },
1397 /* Motorola */
1398 { USB_DEVICE(0x100d, 0x9032) },
1399 /* Pegatron */
1400 { USB_DEVICE(0x05a6, 0x0101) },
1401 { USB_DEVICE(0x1d4d, 0x0010) },
1402 /* Planex */
1403 { USB_DEVICE(0x2019, 0xab24) },
1404 { USB_DEVICE(0x2019, 0xab29) },
1405 /* Qcom */
1406 { USB_DEVICE(0x18e8, 0x6259) },
1407 /* RadioShack */
1408 { USB_DEVICE(0x08b9, 0x1197) },
1409 /* Sitecom */
1410 { USB_DEVICE(0x0df6, 0x003c) },
1411 { USB_DEVICE(0x0df6, 0x004a) },
1412 { USB_DEVICE(0x0df6, 0x004d) },
1413 { USB_DEVICE(0x0df6, 0x0053) },
1414 { USB_DEVICE(0x0df6, 0x0069) },
1415 { USB_DEVICE(0x0df6, 0x006f) },
1416 { USB_DEVICE(0x0df6, 0x0078) },
1417 /* SMC */
1418 { USB_DEVICE(0x083a, 0xa512) },
1419 { USB_DEVICE(0x083a, 0xc522) },
1420 { USB_DEVICE(0x083a, 0xd522) },
1421 { USB_DEVICE(0x083a, 0xf511) },
1422 /* Sweex */
1423 { USB_DEVICE(0x177f, 0x0254) },
1424 /* TP-LINK */
1425 { USB_DEVICE(0xf201, 0x5370) },
1426 #endif
1427 { 0, }
1428 };
1429
1430 MODULE_AUTHOR(DRV_PROJECT);
1431 MODULE_VERSION(DRV_VERSION);
1432 MODULE_DESCRIPTION("Ralink RT2800 USB Wireless LAN driver.");
1433 MODULE_SUPPORTED_DEVICE("Ralink RT2870 USB chipset based cards");
1434 MODULE_DEVICE_TABLE(usb, rt2800usb_device_table);
1435 MODULE_FIRMWARE(FIRMWARE_RT2870);
1436 MODULE_LICENSE("GPL");
1437
1438 static int rt2800usb_probe(struct usb_interface *usb_intf,
1439 const struct usb_device_id *id)
1440 {
1441 return rt2x00usb_probe(usb_intf, &rt2800usb_ops);
1442 }
1443
1444 static struct usb_driver rt2800usb_driver = {
1445 .name = KBUILD_MODNAME,
1446 .id_table = rt2800usb_device_table,
1447 .probe = rt2800usb_probe,
1448 .disconnect = rt2x00usb_disconnect,
1449 .suspend = rt2x00usb_suspend,
1450 .resume = rt2x00usb_resume,
1451 .reset_resume = rt2x00usb_resume,
1452 .disable_hub_initiated_lpm = 1,
1453 };
1454
1455 module_usb_driver(rt2800usb_driver);
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