]> git.openfabrics.org - ~shefty/rdma-dev.git/blob - drivers/net/wireless/rt2x00/rt2800usb.c
rt2800usb: Add support for 2001:3c1e (D-Link DWA-125 rev B1) USB Wi-Fi adapter
[~shefty/rdma-dev.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, write to the
22         Free Software Foundation, Inc.,
23         59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24  */
25
26 /*
27         Module: rt2800usb
28         Abstract: rt2800usb device specific routines.
29         Supported chipsets: RT2800U.
30  */
31
32 #include <linux/delay.h>
33 #include <linux/etherdevice.h>
34 #include <linux/init.h>
35 #include <linux/kernel.h>
36 #include <linux/module.h>
37 #include <linux/usb.h>
38
39 #include "rt2x00.h"
40 #include "rt2x00usb.h"
41 #include "rt2800lib.h"
42 #include "rt2800.h"
43 #include "rt2800usb.h"
44
45 /*
46  * Allow hardware encryption to be disabled.
47  */
48 static bool modparam_nohwcrypt;
49 module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO);
50 MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption.");
51
52 static bool rt2800usb_hwcrypt_disabled(struct rt2x00_dev *rt2x00dev)
53 {
54         return modparam_nohwcrypt;
55 }
56
57 /*
58  * Queue handlers.
59  */
60 static void rt2800usb_start_queue(struct data_queue *queue)
61 {
62         struct rt2x00_dev *rt2x00dev = queue->rt2x00dev;
63         u32 reg;
64
65         switch (queue->qid) {
66         case QID_RX:
67                 rt2x00usb_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
68                 rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_RX, 1);
69                 rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
70                 break;
71         case QID_BEACON:
72                 rt2x00usb_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
73                 rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_TICKING, 1);
74                 rt2x00_set_field32(&reg, BCN_TIME_CFG_TBTT_ENABLE, 1);
75                 rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 1);
76                 rt2x00usb_register_write(rt2x00dev, BCN_TIME_CFG, reg);
77                 break;
78         default:
79                 break;
80         }
81 }
82
83 static void rt2800usb_stop_queue(struct data_queue *queue)
84 {
85         struct rt2x00_dev *rt2x00dev = queue->rt2x00dev;
86         u32 reg;
87
88         switch (queue->qid) {
89         case QID_RX:
90                 rt2x00usb_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
91                 rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_RX, 0);
92                 rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
93                 break;
94         case QID_BEACON:
95                 rt2x00usb_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
96                 rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_TICKING, 0);
97                 rt2x00_set_field32(&reg, BCN_TIME_CFG_TBTT_ENABLE, 0);
98                 rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 0);
99                 rt2x00usb_register_write(rt2x00dev, BCN_TIME_CFG, reg);
100                 break;
101         default:
102                 break;
103         }
104 }
105
106 /*
107  * test if there is an entry in any TX queue for which DMA is done
108  * but the TX status has not been returned yet
109  */
110 static bool rt2800usb_txstatus_pending(struct rt2x00_dev *rt2x00dev)
111 {
112         struct data_queue *queue;
113
114         tx_queue_for_each(rt2x00dev, queue) {
115                 if (rt2x00queue_get_entry(queue, Q_INDEX_DMA_DONE) !=
116                     rt2x00queue_get_entry(queue, Q_INDEX_DONE))
117                         return true;
118         }
119         return false;
120 }
121
122 static inline bool rt2800usb_entry_txstatus_timeout(struct queue_entry *entry)
123 {
124         bool tout;
125
126         if (!test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags))
127                 return false;
128
129         tout = time_after(jiffies, entry->last_action + msecs_to_jiffies(100));
130         if (unlikely(tout))
131                 WARNING(entry->queue->rt2x00dev,
132                         "TX status timeout for entry %d in queue %d\n",
133                         entry->entry_idx, entry->queue->qid);
134         return tout;
135
136 }
137
138 static bool rt2800usb_txstatus_timeout(struct rt2x00_dev *rt2x00dev)
139 {
140         struct data_queue *queue;
141         struct queue_entry *entry;
142
143         tx_queue_for_each(rt2x00dev, queue) {
144                 entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
145                 if (rt2800usb_entry_txstatus_timeout(entry))
146                         return true;
147         }
148         return false;
149 }
150
151 static bool rt2800usb_tx_sta_fifo_read_completed(struct rt2x00_dev *rt2x00dev,
152                                                  int urb_status, u32 tx_status)
153 {
154         bool valid;
155
156         if (urb_status) {
157                 WARNING(rt2x00dev, "TX status read failed %d\n", 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                         WARNING(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 250 us */
179                 hrtimer_start(&rt2x00dev->txstatus_timer, ktime_set(0, 250000),
180                               HRTIMER_MODE_REL);
181                 return false;
182         }
183
184 stop_reading:
185         clear_bit(TX_STATUS_READING, &rt2x00dev->flags);
186         /*
187          * There is small race window above, between txstatus pending check and
188          * clear_bit someone could do rt2x00usb_interrupt_txdone, so recheck
189          * here again if status reading is needed.
190          */
191         if (rt2800usb_txstatus_pending(rt2x00dev) &&
192             !test_and_set_bit(TX_STATUS_READING, &rt2x00dev->flags))
193                 return true;
194         else
195                 return false;
196 }
197
198 static void rt2800usb_async_read_tx_status(struct rt2x00_dev *rt2x00dev)
199 {
200
201         if (test_and_set_bit(TX_STATUS_READING, &rt2x00dev->flags))
202                 return;
203
204         /* Read TX_STA_FIFO register after 500 us */
205         hrtimer_start(&rt2x00dev->txstatus_timer, ktime_set(0, 500000),
206                       HRTIMER_MODE_REL);
207 }
208
209 static void rt2800usb_tx_dma_done(struct queue_entry *entry)
210 {
211         struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
212
213         rt2800usb_async_read_tx_status(rt2x00dev);
214 }
215
216 static enum hrtimer_restart rt2800usb_tx_sta_fifo_timeout(struct hrtimer *timer)
217 {
218         struct rt2x00_dev *rt2x00dev =
219             container_of(timer, struct rt2x00_dev, txstatus_timer);
220
221         rt2x00usb_register_read_async(rt2x00dev, TX_STA_FIFO,
222                                       rt2800usb_tx_sta_fifo_read_completed);
223
224         return HRTIMER_NORESTART;
225 }
226
227 /*
228  * Firmware functions
229  */
230 static char *rt2800usb_get_firmware_name(struct rt2x00_dev *rt2x00dev)
231 {
232         return FIRMWARE_RT2870;
233 }
234
235 static int rt2800usb_write_firmware(struct rt2x00_dev *rt2x00dev,
236                                     const u8 *data, const size_t len)
237 {
238         int status;
239         u32 offset;
240         u32 length;
241
242         /*
243          * Check which section of the firmware we need.
244          */
245         if (rt2x00_rt(rt2x00dev, RT2860) ||
246             rt2x00_rt(rt2x00dev, RT2872) ||
247             rt2x00_rt(rt2x00dev, RT3070)) {
248                 offset = 0;
249                 length = 4096;
250         } else {
251                 offset = 4096;
252                 length = 4096;
253         }
254
255         /*
256          * Write firmware to device.
257          */
258         rt2x00usb_register_multiwrite(rt2x00dev, FIRMWARE_IMAGE_BASE,
259                                       data + offset, length);
260
261         rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0);
262         rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_STATUS, ~0);
263
264         /*
265          * Send firmware request to device to load firmware,
266          * we need to specify a long timeout time.
267          */
268         status = rt2x00usb_vendor_request_sw(rt2x00dev, USB_DEVICE_MODE,
269                                              0, USB_MODE_FIRMWARE,
270                                              REGISTER_TIMEOUT_FIRMWARE);
271         if (status < 0) {
272                 ERROR(rt2x00dev, "Failed to write Firmware to device.\n");
273                 return status;
274         }
275
276         msleep(10);
277         rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0);
278
279         return 0;
280 }
281
282 /*
283  * Device state switch handlers.
284  */
285 static int rt2800usb_init_registers(struct rt2x00_dev *rt2x00dev)
286 {
287         u32 reg;
288
289         /*
290          * Wait until BBP and RF are ready.
291          */
292         if (rt2800_wait_csr_ready(rt2x00dev))
293                 return -EBUSY;
294
295         rt2x00usb_register_read(rt2x00dev, PBF_SYS_CTRL, &reg);
296         rt2x00usb_register_write(rt2x00dev, PBF_SYS_CTRL, reg & ~0x00002000);
297
298         reg = 0;
299         rt2x00_set_field32(&reg, MAC_SYS_CTRL_RESET_CSR, 1);
300         rt2x00_set_field32(&reg, MAC_SYS_CTRL_RESET_BBP, 1);
301         rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
302
303         rt2x00usb_register_write(rt2x00dev, USB_DMA_CFG, 0x00000000);
304
305         rt2x00usb_vendor_request_sw(rt2x00dev, USB_DEVICE_MODE, 0,
306                                     USB_MODE_RESET, REGISTER_TIMEOUT);
307
308         rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, 0x00000000);
309
310         return 0;
311 }
312
313 static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev)
314 {
315         u32 reg;
316
317         if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev)))
318                 return -EIO;
319
320         rt2x00usb_register_read(rt2x00dev, USB_DMA_CFG, &reg);
321         rt2x00_set_field32(&reg, USB_DMA_CFG_PHY_CLEAR, 0);
322         rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_EN, 0);
323         rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_TIMEOUT, 128);
324         /*
325          * Total room for RX frames in kilobytes, PBF might still exceed
326          * this limit so reduce the number to prevent errors.
327          */
328         rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_LIMIT,
329                            ((rt2x00dev->ops->rx->entry_num * DATA_FRAME_SIZE)
330                             / 1024) - 3);
331         rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_EN, 1);
332         rt2x00_set_field32(&reg, USB_DMA_CFG_TX_BULK_EN, 1);
333         rt2x00usb_register_write(rt2x00dev, USB_DMA_CFG, reg);
334
335         return rt2800_enable_radio(rt2x00dev);
336 }
337
338 static void rt2800usb_disable_radio(struct rt2x00_dev *rt2x00dev)
339 {
340         rt2800_disable_radio(rt2x00dev);
341         rt2x00usb_disable_radio(rt2x00dev);
342 }
343
344 static int rt2800usb_set_state(struct rt2x00_dev *rt2x00dev,
345                                enum dev_state state)
346 {
347         if (state == STATE_AWAKE)
348                 rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 2);
349         else
350                 rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0xff, 2);
351
352         return 0;
353 }
354
355 static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev,
356                                       enum dev_state state)
357 {
358         int retval = 0;
359
360         switch (state) {
361         case STATE_RADIO_ON:
362                 /*
363                  * Before the radio can be enabled, the device first has
364                  * to be woken up. After that it needs a bit of time
365                  * to be fully awake and then the radio can be enabled.
366                  */
367                 rt2800usb_set_state(rt2x00dev, STATE_AWAKE);
368                 msleep(1);
369                 retval = rt2800usb_enable_radio(rt2x00dev);
370                 break;
371         case STATE_RADIO_OFF:
372                 /*
373                  * After the radio has been disabled, the device should
374                  * be put to sleep for powersaving.
375                  */
376                 rt2800usb_disable_radio(rt2x00dev);
377                 rt2800usb_set_state(rt2x00dev, STATE_SLEEP);
378                 break;
379         case STATE_RADIO_IRQ_ON:
380         case STATE_RADIO_IRQ_OFF:
381                 /* No support, but no error either */
382                 break;
383         case STATE_DEEP_SLEEP:
384         case STATE_SLEEP:
385         case STATE_STANDBY:
386         case STATE_AWAKE:
387                 retval = rt2800usb_set_state(rt2x00dev, state);
388                 break;
389         default:
390                 retval = -ENOTSUPP;
391                 break;
392         }
393
394         if (unlikely(retval))
395                 ERROR(rt2x00dev, "Device failed to enter state %d (%d).\n",
396                       state, retval);
397
398         return retval;
399 }
400
401 /*
402  * Watchdog handlers
403  */
404 static void rt2800usb_watchdog(struct rt2x00_dev *rt2x00dev)
405 {
406         unsigned int i;
407         u32 reg;
408
409         rt2x00usb_register_read(rt2x00dev, TXRXQ_PCNT, &reg);
410         if (rt2x00_get_field32(reg, TXRXQ_PCNT_TX0Q)) {
411                 WARNING(rt2x00dev, "TX HW queue 0 timed out,"
412                         " invoke forced kick\n");
413
414                 rt2x00usb_register_write(rt2x00dev, PBF_CFG, 0xf40012);
415
416                 for (i = 0; i < 10; i++) {
417                         udelay(10);
418                         if (!rt2x00_get_field32(reg, TXRXQ_PCNT_TX0Q))
419                                 break;
420                 }
421
422                 rt2x00usb_register_write(rt2x00dev, PBF_CFG, 0xf40006);
423         }
424
425         rt2x00usb_register_read(rt2x00dev, TXRXQ_PCNT, &reg);
426         if (rt2x00_get_field32(reg, TXRXQ_PCNT_TX1Q)) {
427                 WARNING(rt2x00dev, "TX HW queue 1 timed out,"
428                         " invoke forced kick\n");
429
430                 rt2x00usb_register_write(rt2x00dev, PBF_CFG, 0xf4000a);
431
432                 for (i = 0; i < 10; i++) {
433                         udelay(10);
434                         if (!rt2x00_get_field32(reg, TXRXQ_PCNT_TX1Q))
435                                 break;
436                 }
437
438                 rt2x00usb_register_write(rt2x00dev, PBF_CFG, 0xf40006);
439         }
440
441         rt2x00usb_watchdog(rt2x00dev);
442 }
443
444 /*
445  * TX descriptor initialization
446  */
447 static __le32 *rt2800usb_get_txwi(struct queue_entry *entry)
448 {
449         if (entry->queue->qid == QID_BEACON)
450                 return (__le32 *) (entry->skb->data);
451         else
452                 return (__le32 *) (entry->skb->data + TXINFO_DESC_SIZE);
453 }
454
455 static void rt2800usb_write_tx_desc(struct queue_entry *entry,
456                                     struct txentry_desc *txdesc)
457 {
458         struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
459         __le32 *txi = (__le32 *) entry->skb->data;
460         u32 word;
461
462         /*
463          * Initialize TXINFO descriptor
464          */
465         rt2x00_desc_read(txi, 0, &word);
466
467         /*
468          * The size of TXINFO_W0_USB_DMA_TX_PKT_LEN is
469          * TXWI + 802.11 header + L2 pad + payload + pad,
470          * so need to decrease size of TXINFO.
471          */
472         rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_PKT_LEN,
473                            roundup(entry->skb->len, 4) - TXINFO_DESC_SIZE);
474         rt2x00_set_field32(&word, TXINFO_W0_WIV,
475                            !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc->flags));
476         rt2x00_set_field32(&word, TXINFO_W0_QSEL, 2);
477         rt2x00_set_field32(&word, TXINFO_W0_SW_USE_LAST_ROUND, 0);
478         rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_NEXT_VALID, 0);
479         rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_BURST,
480                            test_bit(ENTRY_TXD_BURST, &txdesc->flags));
481         rt2x00_desc_write(txi, 0, word);
482
483         /*
484          * Register descriptor details in skb frame descriptor.
485          */
486         skbdesc->flags |= SKBDESC_DESC_IN_SKB;
487         skbdesc->desc = txi;
488         skbdesc->desc_len = TXINFO_DESC_SIZE + TXWI_DESC_SIZE;
489 }
490
491 /*
492  * TX data initialization
493  */
494 static int rt2800usb_get_tx_data_len(struct queue_entry *entry)
495 {
496         /*
497          * pad(1~3 bytes) is needed after each 802.11 payload.
498          * USB end pad(4 bytes) is needed at each USB bulk out packet end.
499          * TX frame format is :
500          * | TXINFO | TXWI | 802.11 header | L2 pad | payload | pad | USB end pad |
501          *                 |<------------- tx_pkt_len ------------->|
502          */
503
504         return roundup(entry->skb->len, 4) + 4;
505 }
506
507 /*
508  * TX control handlers
509  */
510 static enum txdone_entry_desc_flags
511 rt2800usb_txdone_entry_check(struct queue_entry *entry, u32 reg)
512 {
513         __le32 *txwi;
514         u32 word;
515         int wcid, ack, pid;
516         int tx_wcid, tx_ack, tx_pid, is_agg;
517
518         /*
519          * This frames has returned with an IO error,
520          * so the status report is not intended for this
521          * frame.
522          */
523         if (test_bit(ENTRY_DATA_IO_FAILED, &entry->flags))
524                 return TXDONE_FAILURE;
525
526         wcid    = rt2x00_get_field32(reg, TX_STA_FIFO_WCID);
527         ack     = rt2x00_get_field32(reg, TX_STA_FIFO_TX_ACK_REQUIRED);
528         pid     = rt2x00_get_field32(reg, TX_STA_FIFO_PID_TYPE);
529         is_agg  = rt2x00_get_field32(reg, TX_STA_FIFO_TX_AGGRE);
530
531         /*
532          * Validate if this TX status report is intended for
533          * this entry by comparing the WCID/ACK/PID fields.
534          */
535         txwi = rt2800usb_get_txwi(entry);
536
537         rt2x00_desc_read(txwi, 1, &word);
538         tx_wcid = rt2x00_get_field32(word, TXWI_W1_WIRELESS_CLI_ID);
539         tx_ack  = rt2x00_get_field32(word, TXWI_W1_ACK);
540         tx_pid  = rt2x00_get_field32(word, TXWI_W1_PACKETID);
541
542         if (wcid != tx_wcid || ack != tx_ack || (!is_agg && pid != tx_pid)) {
543                 WARNING(entry->queue->rt2x00dev,
544                         "TX status report missed for queue %d entry %d\n",
545                         entry->queue->qid, entry->entry_idx);
546                 return TXDONE_UNKNOWN;
547         }
548
549         return TXDONE_SUCCESS;
550 }
551
552 static void rt2800usb_txdone(struct rt2x00_dev *rt2x00dev)
553 {
554         struct data_queue *queue;
555         struct queue_entry *entry;
556         u32 reg;
557         u8 qid;
558         enum txdone_entry_desc_flags done_status;
559
560         while (kfifo_get(&rt2x00dev->txstatus_fifo, &reg)) {
561                 /*
562                  * TX_STA_FIFO_PID_QUEUE is a 2-bit field, thus qid is
563                  * guaranteed to be one of the TX QIDs .
564                  */
565                 qid = rt2x00_get_field32(reg, TX_STA_FIFO_PID_QUEUE);
566                 queue = rt2x00queue_get_tx_queue(rt2x00dev, qid);
567
568                 if (unlikely(rt2x00queue_empty(queue))) {
569                         WARNING(rt2x00dev, "Got TX status for an empty "
570                                            "queue %u, dropping\n", qid);
571                         break;
572                 }
573
574                 entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
575
576                 if (unlikely(test_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags) ||
577                              !test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags))) {
578                         WARNING(rt2x00dev, "Data pending for entry %u "
579                                            "in queue %u\n", entry->entry_idx, qid);
580                         break;
581                 }
582
583                 done_status = rt2800usb_txdone_entry_check(entry, reg);
584                 if (likely(done_status == TXDONE_SUCCESS))
585                         rt2800_txdone_entry(entry, reg, rt2800usb_get_txwi(entry));
586                 else
587                         rt2x00lib_txdone_noinfo(entry, done_status);
588         }
589 }
590
591 static void rt2800usb_txdone_nostatus(struct rt2x00_dev *rt2x00dev)
592 {
593         struct data_queue *queue;
594         struct queue_entry *entry;
595
596         /*
597          * Process any trailing TX status reports for IO failures,
598          * we loop until we find the first non-IO error entry. This
599          * can either be a frame which is free, is being uploaded,
600          * or has completed the upload but didn't have an entry
601          * in the TX_STAT_FIFO register yet.
602          */
603         tx_queue_for_each(rt2x00dev, queue) {
604                 while (!rt2x00queue_empty(queue)) {
605                         entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
606
607                         if (test_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags) ||
608                             !test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags))
609                                 break;
610
611                         if (test_bit(ENTRY_DATA_IO_FAILED, &entry->flags))
612                                 rt2x00lib_txdone_noinfo(entry, TXDONE_FAILURE);
613                         else if (rt2800usb_entry_txstatus_timeout(entry))
614                                 rt2x00lib_txdone_noinfo(entry, TXDONE_UNKNOWN);
615                         else
616                                 break;
617                 }
618         }
619 }
620
621 static void rt2800usb_work_txdone(struct work_struct *work)
622 {
623         struct rt2x00_dev *rt2x00dev =
624             container_of(work, struct rt2x00_dev, txdone_work);
625
626         while (!kfifo_is_empty(&rt2x00dev->txstatus_fifo) ||
627                rt2800usb_txstatus_timeout(rt2x00dev)) {
628
629                 rt2800usb_txdone(rt2x00dev);
630
631                 rt2800usb_txdone_nostatus(rt2x00dev);
632
633                 /*
634                  * The hw may delay sending the packet after DMA complete
635                  * if the medium is busy, thus the TX_STA_FIFO entry is
636                  * also delayed -> use a timer to retrieve it.
637                  */
638                 if (rt2800usb_txstatus_pending(rt2x00dev))
639                         rt2800usb_async_read_tx_status(rt2x00dev);
640         }
641 }
642
643 /*
644  * RX control handlers
645  */
646 static void rt2800usb_fill_rxdone(struct queue_entry *entry,
647                                   struct rxdone_entry_desc *rxdesc)
648 {
649         struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
650         __le32 *rxi = (__le32 *)entry->skb->data;
651         __le32 *rxd;
652         u32 word;
653         int rx_pkt_len;
654
655         /*
656          * Copy descriptor to the skbdesc->desc buffer, making it safe from
657          * moving of frame data in rt2x00usb.
658          */
659         memcpy(skbdesc->desc, rxi, skbdesc->desc_len);
660
661         /*
662          * RX frame format is :
663          * | RXINFO | RXWI | header | L2 pad | payload | pad | RXD | USB pad |
664          *          |<------------ rx_pkt_len -------------->|
665          */
666         rt2x00_desc_read(rxi, 0, &word);
667         rx_pkt_len = rt2x00_get_field32(word, RXINFO_W0_USB_DMA_RX_PKT_LEN);
668
669         /*
670          * Remove the RXINFO structure from the sbk.
671          */
672         skb_pull(entry->skb, RXINFO_DESC_SIZE);
673
674         /*
675          * Check for rx_pkt_len validity. Return if invalid, leaving
676          * rxdesc->size zeroed out by the upper level.
677          */
678         if (unlikely(rx_pkt_len == 0 ||
679                         rx_pkt_len > entry->queue->data_size)) {
680                 ERROR(entry->queue->rt2x00dev,
681                         "Bad frame size %d, forcing to 0\n", rx_pkt_len);
682                 return;
683         }
684
685         rxd = (__le32 *)(entry->skb->data + rx_pkt_len);
686
687         /*
688          * It is now safe to read the descriptor on all architectures.
689          */
690         rt2x00_desc_read(rxd, 0, &word);
691
692         if (rt2x00_get_field32(word, RXD_W0_CRC_ERROR))
693                 rxdesc->flags |= RX_FLAG_FAILED_FCS_CRC;
694
695         rxdesc->cipher_status = rt2x00_get_field32(word, RXD_W0_CIPHER_ERROR);
696
697         if (rt2x00_get_field32(word, RXD_W0_DECRYPTED)) {
698                 /*
699                  * Hardware has stripped IV/EIV data from 802.11 frame during
700                  * decryption. Unfortunately the descriptor doesn't contain
701                  * any fields with the EIV/IV data either, so they can't
702                  * be restored by rt2x00lib.
703                  */
704                 rxdesc->flags |= RX_FLAG_IV_STRIPPED;
705
706                 /*
707                  * The hardware has already checked the Michael Mic and has
708                  * stripped it from the frame. Signal this to mac80211.
709                  */
710                 rxdesc->flags |= RX_FLAG_MMIC_STRIPPED;
711
712                 if (rxdesc->cipher_status == RX_CRYPTO_SUCCESS)
713                         rxdesc->flags |= RX_FLAG_DECRYPTED;
714                 else if (rxdesc->cipher_status == RX_CRYPTO_FAIL_MIC)
715                         rxdesc->flags |= RX_FLAG_MMIC_ERROR;
716         }
717
718         if (rt2x00_get_field32(word, RXD_W0_MY_BSS))
719                 rxdesc->dev_flags |= RXDONE_MY_BSS;
720
721         if (rt2x00_get_field32(word, RXD_W0_L2PAD))
722                 rxdesc->dev_flags |= RXDONE_L2PAD;
723
724         /*
725          * Remove RXD descriptor from end of buffer.
726          */
727         skb_trim(entry->skb, rx_pkt_len);
728
729         /*
730          * Process the RXWI structure.
731          */
732         rt2800_process_rxwi(entry, rxdesc);
733 }
734
735 /*
736  * Device probe functions.
737  */
738 static void rt2800usb_read_eeprom(struct rt2x00_dev *rt2x00dev)
739 {
740         if (rt2800_efuse_detect(rt2x00dev))
741                 rt2800_read_eeprom_efuse(rt2x00dev);
742         else
743                 rt2x00usb_eeprom_read(rt2x00dev, rt2x00dev->eeprom,
744                                       EEPROM_SIZE);
745 }
746
747 static int rt2800usb_probe_hw(struct rt2x00_dev *rt2x00dev)
748 {
749         int retval;
750
751         retval = rt2800_probe_hw(rt2x00dev);
752         if (retval)
753                 return retval;
754
755         /*
756          * Set txstatus timer function.
757          */
758         rt2x00dev->txstatus_timer.function = rt2800usb_tx_sta_fifo_timeout;
759
760         /*
761          * Overwrite TX done handler
762          */
763         PREPARE_WORK(&rt2x00dev->txdone_work, rt2800usb_work_txdone);
764
765         return 0;
766 }
767
768 static const struct ieee80211_ops rt2800usb_mac80211_ops = {
769         .tx                     = rt2x00mac_tx,
770         .start                  = rt2x00mac_start,
771         .stop                   = rt2x00mac_stop,
772         .add_interface          = rt2x00mac_add_interface,
773         .remove_interface       = rt2x00mac_remove_interface,
774         .config                 = rt2x00mac_config,
775         .configure_filter       = rt2x00mac_configure_filter,
776         .set_tim                = rt2x00mac_set_tim,
777         .set_key                = rt2x00mac_set_key,
778         .sw_scan_start          = rt2x00mac_sw_scan_start,
779         .sw_scan_complete       = rt2x00mac_sw_scan_complete,
780         .get_stats              = rt2x00mac_get_stats,
781         .get_tkip_seq           = rt2800_get_tkip_seq,
782         .set_rts_threshold      = rt2800_set_rts_threshold,
783         .sta_add                = rt2x00mac_sta_add,
784         .sta_remove             = rt2x00mac_sta_remove,
785         .bss_info_changed       = rt2x00mac_bss_info_changed,
786         .conf_tx                = rt2800_conf_tx,
787         .get_tsf                = rt2800_get_tsf,
788         .rfkill_poll            = rt2x00mac_rfkill_poll,
789         .ampdu_action           = rt2800_ampdu_action,
790         .flush                  = rt2x00mac_flush,
791         .get_survey             = rt2800_get_survey,
792         .get_ringparam          = rt2x00mac_get_ringparam,
793         .tx_frames_pending      = rt2x00mac_tx_frames_pending,
794 };
795
796 static const struct rt2800_ops rt2800usb_rt2800_ops = {
797         .register_read          = rt2x00usb_register_read,
798         .register_read_lock     = rt2x00usb_register_read_lock,
799         .register_write         = rt2x00usb_register_write,
800         .register_write_lock    = rt2x00usb_register_write_lock,
801         .register_multiread     = rt2x00usb_register_multiread,
802         .register_multiwrite    = rt2x00usb_register_multiwrite,
803         .regbusy_read           = rt2x00usb_regbusy_read,
804         .read_eeprom            = rt2800usb_read_eeprom,
805         .hwcrypt_disabled       = rt2800usb_hwcrypt_disabled,
806         .drv_write_firmware     = rt2800usb_write_firmware,
807         .drv_init_registers     = rt2800usb_init_registers,
808         .drv_get_txwi           = rt2800usb_get_txwi,
809 };
810
811 static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = {
812         .probe_hw               = rt2800usb_probe_hw,
813         .get_firmware_name      = rt2800usb_get_firmware_name,
814         .check_firmware         = rt2800_check_firmware,
815         .load_firmware          = rt2800_load_firmware,
816         .initialize             = rt2x00usb_initialize,
817         .uninitialize           = rt2x00usb_uninitialize,
818         .clear_entry            = rt2x00usb_clear_entry,
819         .set_device_state       = rt2800usb_set_device_state,
820         .rfkill_poll            = rt2800_rfkill_poll,
821         .link_stats             = rt2800_link_stats,
822         .reset_tuner            = rt2800_reset_tuner,
823         .link_tuner             = rt2800_link_tuner,
824         .gain_calibration       = rt2800_gain_calibration,
825         .vco_calibration        = rt2800_vco_calibration,
826         .watchdog               = rt2800usb_watchdog,
827         .start_queue            = rt2800usb_start_queue,
828         .kick_queue             = rt2x00usb_kick_queue,
829         .stop_queue             = rt2800usb_stop_queue,
830         .flush_queue            = rt2x00usb_flush_queue,
831         .tx_dma_done            = rt2800usb_tx_dma_done,
832         .write_tx_desc          = rt2800usb_write_tx_desc,
833         .write_tx_data          = rt2800_write_tx_data,
834         .write_beacon           = rt2800_write_beacon,
835         .clear_beacon           = rt2800_clear_beacon,
836         .get_tx_data_len        = rt2800usb_get_tx_data_len,
837         .fill_rxdone            = rt2800usb_fill_rxdone,
838         .config_shared_key      = rt2800_config_shared_key,
839         .config_pairwise_key    = rt2800_config_pairwise_key,
840         .config_filter          = rt2800_config_filter,
841         .config_intf            = rt2800_config_intf,
842         .config_erp             = rt2800_config_erp,
843         .config_ant             = rt2800_config_ant,
844         .config                 = rt2800_config,
845         .sta_add                = rt2800_sta_add,
846         .sta_remove             = rt2800_sta_remove,
847 };
848
849 static const struct data_queue_desc rt2800usb_queue_rx = {
850         .entry_num              = 128,
851         .data_size              = AGGREGATION_SIZE,
852         .desc_size              = RXINFO_DESC_SIZE + RXWI_DESC_SIZE,
853         .priv_size              = sizeof(struct queue_entry_priv_usb),
854 };
855
856 static const struct data_queue_desc rt2800usb_queue_tx = {
857         .entry_num              = 16,
858         .data_size              = AGGREGATION_SIZE,
859         .desc_size              = TXINFO_DESC_SIZE + TXWI_DESC_SIZE,
860         .priv_size              = sizeof(struct queue_entry_priv_usb),
861 };
862
863 static const struct data_queue_desc rt2800usb_queue_bcn = {
864         .entry_num              = 8,
865         .data_size              = MGMT_FRAME_SIZE,
866         .desc_size              = TXINFO_DESC_SIZE + TXWI_DESC_SIZE,
867         .priv_size              = sizeof(struct queue_entry_priv_usb),
868 };
869
870 static const struct rt2x00_ops rt2800usb_ops = {
871         .name                   = KBUILD_MODNAME,
872         .drv_data_size          = sizeof(struct rt2800_drv_data),
873         .max_ap_intf            = 8,
874         .eeprom_size            = EEPROM_SIZE,
875         .rf_size                = RF_SIZE,
876         .tx_queues              = NUM_TX_QUEUES,
877         .extra_tx_headroom      = TXINFO_DESC_SIZE + TXWI_DESC_SIZE,
878         .rx                     = &rt2800usb_queue_rx,
879         .tx                     = &rt2800usb_queue_tx,
880         .bcn                    = &rt2800usb_queue_bcn,
881         .lib                    = &rt2800usb_rt2x00_ops,
882         .drv                    = &rt2800usb_rt2800_ops,
883         .hw                     = &rt2800usb_mac80211_ops,
884 #ifdef CONFIG_RT2X00_LIB_DEBUGFS
885         .debugfs                = &rt2800_rt2x00debug,
886 #endif /* CONFIG_RT2X00_LIB_DEBUGFS */
887 };
888
889 /*
890  * rt2800usb module information.
891  */
892 static struct usb_device_id rt2800usb_device_table[] = {
893         /* Abocom */
894         { USB_DEVICE(0x07b8, 0x2870) },
895         { USB_DEVICE(0x07b8, 0x2770) },
896         { USB_DEVICE(0x07b8, 0x3070) },
897         { USB_DEVICE(0x07b8, 0x3071) },
898         { USB_DEVICE(0x07b8, 0x3072) },
899         { USB_DEVICE(0x1482, 0x3c09) },
900         /* AirTies */
901         { USB_DEVICE(0x1eda, 0x2012) },
902         { USB_DEVICE(0x1eda, 0x2210) },
903         { USB_DEVICE(0x1eda, 0x2310) },
904         /* Allwin */
905         { USB_DEVICE(0x8516, 0x2070) },
906         { USB_DEVICE(0x8516, 0x2770) },
907         { USB_DEVICE(0x8516, 0x2870) },
908         { USB_DEVICE(0x8516, 0x3070) },
909         { USB_DEVICE(0x8516, 0x3071) },
910         { USB_DEVICE(0x8516, 0x3072) },
911         /* Alpha Networks */
912         { USB_DEVICE(0x14b2, 0x3c06) },
913         { USB_DEVICE(0x14b2, 0x3c07) },
914         { USB_DEVICE(0x14b2, 0x3c09) },
915         { USB_DEVICE(0x14b2, 0x3c12) },
916         { USB_DEVICE(0x14b2, 0x3c23) },
917         { USB_DEVICE(0x14b2, 0x3c25) },
918         { USB_DEVICE(0x14b2, 0x3c27) },
919         { USB_DEVICE(0x14b2, 0x3c28) },
920         { USB_DEVICE(0x14b2, 0x3c2c) },
921         /* Amit */
922         { USB_DEVICE(0x15c5, 0x0008) },
923         /* Askey */
924         { USB_DEVICE(0x1690, 0x0740) },
925         /* ASUS */
926         { USB_DEVICE(0x0b05, 0x1731) },
927         { USB_DEVICE(0x0b05, 0x1732) },
928         { USB_DEVICE(0x0b05, 0x1742) },
929         { USB_DEVICE(0x0b05, 0x1784) },
930         { USB_DEVICE(0x1761, 0x0b05) },
931         /* AzureWave */
932         { USB_DEVICE(0x13d3, 0x3247) },
933         { USB_DEVICE(0x13d3, 0x3273) },
934         { USB_DEVICE(0x13d3, 0x3305) },
935         { USB_DEVICE(0x13d3, 0x3307) },
936         { USB_DEVICE(0x13d3, 0x3321) },
937         /* Belkin */
938         { USB_DEVICE(0x050d, 0x8053) },
939         { USB_DEVICE(0x050d, 0x805c) },
940         { USB_DEVICE(0x050d, 0x815c) },
941         { USB_DEVICE(0x050d, 0x825a) },
942         { USB_DEVICE(0x050d, 0x825b) },
943         { USB_DEVICE(0x050d, 0x935a) },
944         { USB_DEVICE(0x050d, 0x935b) },
945         /* Buffalo */
946         { USB_DEVICE(0x0411, 0x00e8) },
947         { USB_DEVICE(0x0411, 0x0158) },
948         { USB_DEVICE(0x0411, 0x015d) },
949         { USB_DEVICE(0x0411, 0x016f) },
950         { USB_DEVICE(0x0411, 0x01a2) },
951         { USB_DEVICE(0x0411, 0x01ee) },
952         /* Corega */
953         { USB_DEVICE(0x07aa, 0x002f) },
954         { USB_DEVICE(0x07aa, 0x003c) },
955         { USB_DEVICE(0x07aa, 0x003f) },
956         { USB_DEVICE(0x18c5, 0x0012) },
957         /* D-Link */
958         { USB_DEVICE(0x07d1, 0x3c09) },
959         { USB_DEVICE(0x07d1, 0x3c0a) },
960         { USB_DEVICE(0x07d1, 0x3c0d) },
961         { USB_DEVICE(0x07d1, 0x3c0e) },
962         { USB_DEVICE(0x07d1, 0x3c0f) },
963         { USB_DEVICE(0x07d1, 0x3c11) },
964         { USB_DEVICE(0x07d1, 0x3c13) },
965         { USB_DEVICE(0x07d1, 0x3c15) },
966         { USB_DEVICE(0x07d1, 0x3c16) },
967         { USB_DEVICE(0x2001, 0x3c1b) },
968         { USB_DEVICE(0x2001, 0x3c1e) },
969         /* Draytek */
970         { USB_DEVICE(0x07fa, 0x7712) },
971         /* DVICO */
972         { USB_DEVICE(0x0fe9, 0xb307) },
973         /* Edimax */
974         { USB_DEVICE(0x7392, 0x4085) },
975         { USB_DEVICE(0x7392, 0x7711) },
976         { USB_DEVICE(0x7392, 0x7717) },
977         { USB_DEVICE(0x7392, 0x7718) },
978         { USB_DEVICE(0x7392, 0x7722) },
979         /* Encore */
980         { USB_DEVICE(0x203d, 0x1480) },
981         { USB_DEVICE(0x203d, 0x14a9) },
982         /* EnGenius */
983         { USB_DEVICE(0x1740, 0x9701) },
984         { USB_DEVICE(0x1740, 0x9702) },
985         { USB_DEVICE(0x1740, 0x9703) },
986         { USB_DEVICE(0x1740, 0x9705) },
987         { USB_DEVICE(0x1740, 0x9706) },
988         { USB_DEVICE(0x1740, 0x9707) },
989         { USB_DEVICE(0x1740, 0x9708) },
990         { USB_DEVICE(0x1740, 0x9709) },
991         /* Gemtek */
992         { USB_DEVICE(0x15a9, 0x0012) },
993         /* Gigabyte */
994         { USB_DEVICE(0x1044, 0x800b) },
995         { USB_DEVICE(0x1044, 0x800d) },
996         /* Hawking */
997         { USB_DEVICE(0x0e66, 0x0001) },
998         { USB_DEVICE(0x0e66, 0x0003) },
999         { USB_DEVICE(0x0e66, 0x0009) },
1000         { USB_DEVICE(0x0e66, 0x000b) },
1001         { USB_DEVICE(0x0e66, 0x0013) },
1002         { USB_DEVICE(0x0e66, 0x0017) },
1003         { USB_DEVICE(0x0e66, 0x0018) },
1004         /* I-O DATA */
1005         { USB_DEVICE(0x04bb, 0x0945) },
1006         { USB_DEVICE(0x04bb, 0x0947) },
1007         { USB_DEVICE(0x04bb, 0x0948) },
1008         /* Linksys */
1009         { USB_DEVICE(0x13b1, 0x0031) },
1010         { USB_DEVICE(0x1737, 0x0070) },
1011         { USB_DEVICE(0x1737, 0x0071) },
1012         { USB_DEVICE(0x1737, 0x0077) },
1013         { USB_DEVICE(0x1737, 0x0078) },
1014         /* Logitec */
1015         { USB_DEVICE(0x0789, 0x0162) },
1016         { USB_DEVICE(0x0789, 0x0163) },
1017         { USB_DEVICE(0x0789, 0x0164) },
1018         { USB_DEVICE(0x0789, 0x0166) },
1019         /* Motorola */
1020         { USB_DEVICE(0x100d, 0x9031) },
1021         /* MSI */
1022         { USB_DEVICE(0x0db0, 0x3820) },
1023         { USB_DEVICE(0x0db0, 0x3821) },
1024         { USB_DEVICE(0x0db0, 0x3822) },
1025         { USB_DEVICE(0x0db0, 0x3870) },
1026         { USB_DEVICE(0x0db0, 0x3871) },
1027         { USB_DEVICE(0x0db0, 0x6899) },
1028         { USB_DEVICE(0x0db0, 0x821a) },
1029         { USB_DEVICE(0x0db0, 0x822a) },
1030         { USB_DEVICE(0x0db0, 0x822b) },
1031         { USB_DEVICE(0x0db0, 0x822c) },
1032         { USB_DEVICE(0x0db0, 0x870a) },
1033         { USB_DEVICE(0x0db0, 0x871a) },
1034         { USB_DEVICE(0x0db0, 0x871b) },
1035         { USB_DEVICE(0x0db0, 0x871c) },
1036         { USB_DEVICE(0x0db0, 0x899a) },
1037         /* Ovislink */
1038         { USB_DEVICE(0x1b75, 0x3071) },
1039         { USB_DEVICE(0x1b75, 0x3072) },
1040         /* Para */
1041         { USB_DEVICE(0x20b8, 0x8888) },
1042         /* Pegatron */
1043         { USB_DEVICE(0x1d4d, 0x0002) },
1044         { USB_DEVICE(0x1d4d, 0x000c) },
1045         { USB_DEVICE(0x1d4d, 0x000e) },
1046         { USB_DEVICE(0x1d4d, 0x0011) },
1047         /* Philips */
1048         { USB_DEVICE(0x0471, 0x200f) },
1049         /* Planex */
1050         { USB_DEVICE(0x2019, 0x5201) },
1051         { USB_DEVICE(0x2019, 0xab25) },
1052         { USB_DEVICE(0x2019, 0xed06) },
1053         /* Quanta */
1054         { USB_DEVICE(0x1a32, 0x0304) },
1055         /* Ralink */
1056         { USB_DEVICE(0x148f, 0x2070) },
1057         { USB_DEVICE(0x148f, 0x2770) },
1058         { USB_DEVICE(0x148f, 0x2870) },
1059         { USB_DEVICE(0x148f, 0x3070) },
1060         { USB_DEVICE(0x148f, 0x3071) },
1061         { USB_DEVICE(0x148f, 0x3072) },
1062         /* Samsung */
1063         { USB_DEVICE(0x04e8, 0x2018) },
1064         /* Siemens */
1065         { USB_DEVICE(0x129b, 0x1828) },
1066         /* Sitecom */
1067         { USB_DEVICE(0x0df6, 0x0017) },
1068         { USB_DEVICE(0x0df6, 0x002b) },
1069         { USB_DEVICE(0x0df6, 0x002c) },
1070         { USB_DEVICE(0x0df6, 0x002d) },
1071         { USB_DEVICE(0x0df6, 0x0039) },
1072         { USB_DEVICE(0x0df6, 0x003b) },
1073         { USB_DEVICE(0x0df6, 0x003d) },
1074         { USB_DEVICE(0x0df6, 0x003e) },
1075         { USB_DEVICE(0x0df6, 0x003f) },
1076         { USB_DEVICE(0x0df6, 0x0040) },
1077         { USB_DEVICE(0x0df6, 0x0042) },
1078         { USB_DEVICE(0x0df6, 0x0047) },
1079         { USB_DEVICE(0x0df6, 0x0048) },
1080         { USB_DEVICE(0x0df6, 0x0051) },
1081         { USB_DEVICE(0x0df6, 0x005f) },
1082         { USB_DEVICE(0x0df6, 0x0060) },
1083         /* SMC */
1084         { USB_DEVICE(0x083a, 0x6618) },
1085         { USB_DEVICE(0x083a, 0x7511) },
1086         { USB_DEVICE(0x083a, 0x7512) },
1087         { USB_DEVICE(0x083a, 0x7522) },
1088         { USB_DEVICE(0x083a, 0x8522) },
1089         { USB_DEVICE(0x083a, 0xa618) },
1090         { USB_DEVICE(0x083a, 0xa701) },
1091         { USB_DEVICE(0x083a, 0xa702) },
1092         { USB_DEVICE(0x083a, 0xa703) },
1093         { USB_DEVICE(0x083a, 0xb522) },
1094         /* Sparklan */
1095         { USB_DEVICE(0x15a9, 0x0006) },
1096         /* Sweex */
1097         { USB_DEVICE(0x177f, 0x0153) },
1098         { USB_DEVICE(0x177f, 0x0302) },
1099         { USB_DEVICE(0x177f, 0x0313) },
1100         { USB_DEVICE(0x177f, 0x0323) },
1101         /* U-Media */
1102         { USB_DEVICE(0x157e, 0x300e) },
1103         { USB_DEVICE(0x157e, 0x3013) },
1104         /* ZCOM */
1105         { USB_DEVICE(0x0cde, 0x0022) },
1106         { USB_DEVICE(0x0cde, 0x0025) },
1107         /* Zinwell */
1108         { USB_DEVICE(0x5a57, 0x0280) },
1109         { USB_DEVICE(0x5a57, 0x0282) },
1110         { USB_DEVICE(0x5a57, 0x0283) },
1111         { USB_DEVICE(0x5a57, 0x5257) },
1112         /* Zyxel */
1113         { USB_DEVICE(0x0586, 0x3416) },
1114         { USB_DEVICE(0x0586, 0x3418) },
1115         { USB_DEVICE(0x0586, 0x341e) },
1116         { USB_DEVICE(0x0586, 0x343e) },
1117 #ifdef CONFIG_RT2800USB_RT33XX
1118         /* Belkin */
1119         { USB_DEVICE(0x050d, 0x945b) },
1120         /* D-Link */
1121         { USB_DEVICE(0x2001, 0x3c17) },
1122         /* Panasonic */
1123         { USB_DEVICE(0x083a, 0xb511) },
1124         /* Philips */
1125         { USB_DEVICE(0x0471, 0x20dd) },
1126         /* Ralink */
1127         { USB_DEVICE(0x148f, 0x3370) },
1128         { USB_DEVICE(0x148f, 0x8070) },
1129         /* Sitecom */
1130         { USB_DEVICE(0x0df6, 0x0050) },
1131 #endif
1132 #ifdef CONFIG_RT2800USB_RT35XX
1133         /* Allwin */
1134         { USB_DEVICE(0x8516, 0x3572) },
1135         /* Askey */
1136         { USB_DEVICE(0x1690, 0x0744) },
1137         { USB_DEVICE(0x1690, 0x0761) },
1138         { USB_DEVICE(0x1690, 0x0764) },
1139         /* ASUS */
1140         { USB_DEVICE(0x0b05, 0x179d) },
1141         /* Cisco */
1142         { USB_DEVICE(0x167b, 0x4001) },
1143         /* EnGenius */
1144         { USB_DEVICE(0x1740, 0x9801) },
1145         /* I-O DATA */
1146         { USB_DEVICE(0x04bb, 0x0944) },
1147         /* Linksys */
1148         { USB_DEVICE(0x13b1, 0x002f) },
1149         { USB_DEVICE(0x1737, 0x0079) },
1150         /* Ralink */
1151         { USB_DEVICE(0x148f, 0x3572) },
1152         /* Sitecom */
1153         { USB_DEVICE(0x0df6, 0x0041) },
1154         { USB_DEVICE(0x0df6, 0x0062) },
1155         { USB_DEVICE(0x0df6, 0x0065) },
1156         { USB_DEVICE(0x0df6, 0x0066) },
1157         { USB_DEVICE(0x0df6, 0x0068) },
1158         /* Toshiba */
1159         { USB_DEVICE(0x0930, 0x0a07) },
1160         /* Zinwell */
1161         { USB_DEVICE(0x5a57, 0x0284) },
1162 #endif
1163 #ifdef CONFIG_RT2800USB_RT53XX
1164         /* Arcadyan */
1165         { USB_DEVICE(0x043e, 0x7a12) },
1166         /* Azurewave */
1167         { USB_DEVICE(0x13d3, 0x3329) },
1168         { USB_DEVICE(0x13d3, 0x3365) },
1169         /* D-Link */
1170         { USB_DEVICE(0x2001, 0x3c15) },
1171         { USB_DEVICE(0x2001, 0x3c19) },
1172         { USB_DEVICE(0x2001, 0x3c1c) },
1173         { USB_DEVICE(0x2001, 0x3c1d) },
1174         /* LG innotek */
1175         { USB_DEVICE(0x043e, 0x7a22) },
1176         /* Panasonic */
1177         { USB_DEVICE(0x04da, 0x1801) },
1178         { USB_DEVICE(0x04da, 0x1800) },
1179         /* Philips */
1180         { USB_DEVICE(0x0471, 0x2104) },
1181         /* Ralink */
1182         { USB_DEVICE(0x148f, 0x5370) },
1183         { USB_DEVICE(0x148f, 0x5372) },
1184         /* Unknown */
1185         { USB_DEVICE(0x04da, 0x23f6) },
1186 #endif
1187 #ifdef CONFIG_RT2800USB_UNKNOWN
1188         /*
1189          * Unclear what kind of devices these are (they aren't supported by the
1190          * vendor linux driver).
1191          */
1192         /* Abocom */
1193         { USB_DEVICE(0x07b8, 0x3073) },
1194         { USB_DEVICE(0x07b8, 0x3074) },
1195         /* Alpha Networks */
1196         { USB_DEVICE(0x14b2, 0x3c08) },
1197         { USB_DEVICE(0x14b2, 0x3c11) },
1198         /* Amigo */
1199         { USB_DEVICE(0x0e0b, 0x9031) },
1200         { USB_DEVICE(0x0e0b, 0x9041) },
1201         /* ASUS */
1202         { USB_DEVICE(0x0b05, 0x166a) },
1203         { USB_DEVICE(0x0b05, 0x1760) },
1204         { USB_DEVICE(0x0b05, 0x1761) },
1205         { USB_DEVICE(0x0b05, 0x1790) },
1206         /* AzureWave */
1207         { USB_DEVICE(0x13d3, 0x3262) },
1208         { USB_DEVICE(0x13d3, 0x3284) },
1209         { USB_DEVICE(0x13d3, 0x3322) },
1210         /* Belkin */
1211         { USB_DEVICE(0x050d, 0x1003) },
1212         /* Buffalo */
1213         { USB_DEVICE(0x0411, 0x012e) },
1214         { USB_DEVICE(0x0411, 0x0148) },
1215         { USB_DEVICE(0x0411, 0x0150) },
1216         /* Corega */
1217         { USB_DEVICE(0x07aa, 0x0041) },
1218         { USB_DEVICE(0x07aa, 0x0042) },
1219         { USB_DEVICE(0x18c5, 0x0008) },
1220         /* D-Link */
1221         { USB_DEVICE(0x07d1, 0x3c0b) },
1222         { USB_DEVICE(0x07d1, 0x3c17) },
1223         /* Encore */
1224         { USB_DEVICE(0x203d, 0x14a1) },
1225         /* Gemtek */
1226         { USB_DEVICE(0x15a9, 0x0010) },
1227         /* Gigabyte */
1228         { USB_DEVICE(0x1044, 0x800c) },
1229         /* Huawei */
1230         { USB_DEVICE(0x148f, 0xf101) },
1231         /* I-O DATA */
1232         { USB_DEVICE(0x04bb, 0x094b) },
1233         /* LevelOne */
1234         { USB_DEVICE(0x1740, 0x0605) },
1235         { USB_DEVICE(0x1740, 0x0615) },
1236         /* Logitec */
1237         { USB_DEVICE(0x0789, 0x0168) },
1238         { USB_DEVICE(0x0789, 0x0169) },
1239         /* Motorola */
1240         { USB_DEVICE(0x100d, 0x9032) },
1241         /* Pegatron */
1242         { USB_DEVICE(0x05a6, 0x0101) },
1243         { USB_DEVICE(0x1d4d, 0x0010) },
1244         /* Planex */
1245         { USB_DEVICE(0x2019, 0xab24) },
1246         /* Qcom */
1247         { USB_DEVICE(0x18e8, 0x6259) },
1248         /* RadioShack */
1249         { USB_DEVICE(0x08b9, 0x1197) },
1250         /* Sitecom */
1251         { USB_DEVICE(0x0df6, 0x003c) },
1252         { USB_DEVICE(0x0df6, 0x004a) },
1253         { USB_DEVICE(0x0df6, 0x004d) },
1254         { USB_DEVICE(0x0df6, 0x0053) },
1255         /* SMC */
1256         { USB_DEVICE(0x083a, 0xa512) },
1257         { USB_DEVICE(0x083a, 0xc522) },
1258         { USB_DEVICE(0x083a, 0xd522) },
1259         { USB_DEVICE(0x083a, 0xf511) },
1260         /* Zyxel */
1261         { USB_DEVICE(0x0586, 0x341a) },
1262 #endif
1263         { 0, }
1264 };
1265
1266 MODULE_AUTHOR(DRV_PROJECT);
1267 MODULE_VERSION(DRV_VERSION);
1268 MODULE_DESCRIPTION("Ralink RT2800 USB Wireless LAN driver.");
1269 MODULE_SUPPORTED_DEVICE("Ralink RT2870 USB chipset based cards");
1270 MODULE_DEVICE_TABLE(usb, rt2800usb_device_table);
1271 MODULE_FIRMWARE(FIRMWARE_RT2870);
1272 MODULE_LICENSE("GPL");
1273
1274 static int rt2800usb_probe(struct usb_interface *usb_intf,
1275                            const struct usb_device_id *id)
1276 {
1277         return rt2x00usb_probe(usb_intf, &rt2800usb_ops);
1278 }
1279
1280 static struct usb_driver rt2800usb_driver = {
1281         .name           = KBUILD_MODNAME,
1282         .id_table       = rt2800usb_device_table,
1283         .probe          = rt2800usb_probe,
1284         .disconnect     = rt2x00usb_disconnect,
1285         .suspend        = rt2x00usb_suspend,
1286         .resume         = rt2x00usb_resume,
1287         .reset_resume   = rt2x00usb_resume,
1288         .disable_hub_initiated_lpm = 1,
1289 };
1290
1291 module_usb_driver(rt2800usb_driver);