tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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 */
48static bool modparam_nohwcrypt;
49module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO);
50MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption.");
51
52static bool rt2800usb_hwcrypt_disabled(struct rt2x00_dev *rt2x00dev)
53{
54 return modparam_nohwcrypt;
55}
56
57/*
58 * Queue handlers.
59 */
60static 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, ®);
68 rt2x00_set_field32(®, 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, ®);
73 rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 1);
74 rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 1);
75 rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 1);
76 rt2x00usb_register_write(rt2x00dev, BCN_TIME_CFG, reg);
77 break;
78 default:
79 break;
80 }
81}
82
83static 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, ®);
91 rt2x00_set_field32(®, 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, ®);
96 rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0);
97 rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0);
98 rt2x00_set_field32(®, 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 */
110static 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
122static 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
138static 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
151static 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
184stop_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
198static 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
209static 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
216static 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 */
230static char *rt2800usb_get_firmware_name(struct rt2x00_dev *rt2x00dev)
231{
232 return FIRMWARE_RT2870;
233}
234
235static 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 */
285static 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, ®);
296 rt2x00usb_register_write(rt2x00dev, PBF_SYS_CTRL, reg & ~0x00002000);
297
298 reg = 0;
299 rt2x00_set_field32(®, MAC_SYS_CTRL_RESET_CSR, 1);
300 rt2x00_set_field32(®, 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
313static 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, ®);
321 rt2x00_set_field32(®, USB_DMA_CFG_PHY_CLEAR, 0);
322 rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_AGG_EN, 0);
323 rt2x00_set_field32(®, 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(®, USB_DMA_CFG_RX_BULK_AGG_LIMIT,
329 ((rt2x00dev->ops->rx->entry_num * DATA_FRAME_SIZE)
330 / 1024) - 3);
331 rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_EN, 1);
332 rt2x00_set_field32(®, 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
338static void rt2800usb_disable_radio(struct rt2x00_dev *rt2x00dev)
339{
340 rt2800_disable_radio(rt2x00dev);
341 rt2x00usb_disable_radio(rt2x00dev);
342}
343
344static 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
355static 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 */
404static void rt2800usb_watchdog(struct rt2x00_dev *rt2x00dev)
405{
406 unsigned int i;
407 u32 reg;
408
409 rt2x00usb_register_read(rt2x00dev, TXRXQ_PCNT, ®);
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, ®);
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 */
447static __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
455static 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 */
494static 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 */
510static enum txdone_entry_desc_flags
511rt2800usb_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
552static 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, ®)) {
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
591static 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
621static 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 */
646static 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 */
738static 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
747static 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
768static 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
796static 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
811static 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
849static 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
856static 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
863static 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
870static 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 */
892static 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 /* Draytek */
969 { USB_DEVICE(0x07fa, 0x7712) },
970 /* DVICO */
971 { USB_DEVICE(0x0fe9, 0xb307) },
972 /* Edimax */
973 { USB_DEVICE(0x7392, 0x4085) },
974 { USB_DEVICE(0x7392, 0x7711) },
975 { USB_DEVICE(0x7392, 0x7717) },
976 { USB_DEVICE(0x7392, 0x7718) },
977 { USB_DEVICE(0x7392, 0x7722) },
978 /* Encore */
979 { USB_DEVICE(0x203d, 0x1480) },
980 { USB_DEVICE(0x203d, 0x14a9) },
981 /* EnGenius */
982 { USB_DEVICE(0x1740, 0x9701) },
983 { USB_DEVICE(0x1740, 0x9702) },
984 { USB_DEVICE(0x1740, 0x9703) },
985 { USB_DEVICE(0x1740, 0x9705) },
986 { USB_DEVICE(0x1740, 0x9706) },
987 { USB_DEVICE(0x1740, 0x9707) },
988 { USB_DEVICE(0x1740, 0x9708) },
989 { USB_DEVICE(0x1740, 0x9709) },
990 /* Gemtek */
991 { USB_DEVICE(0x15a9, 0x0012) },
992 /* Gigabyte */
993 { USB_DEVICE(0x1044, 0x800b) },
994 { USB_DEVICE(0x1044, 0x800d) },
995 /* Hawking */
996 { USB_DEVICE(0x0e66, 0x0001) },
997 { USB_DEVICE(0x0e66, 0x0003) },
998 { USB_DEVICE(0x0e66, 0x0009) },
999 { USB_DEVICE(0x0e66, 0x000b) },
1000 { USB_DEVICE(0x0e66, 0x0013) },
1001 { USB_DEVICE(0x0e66, 0x0017) },
1002 { USB_DEVICE(0x0e66, 0x0018) },
1003 /* I-O DATA */
1004 { USB_DEVICE(0x04bb, 0x0945) },
1005 { USB_DEVICE(0x04bb, 0x0947) },
1006 { USB_DEVICE(0x04bb, 0x0948) },
1007 /* Linksys */
1008 { USB_DEVICE(0x13b1, 0x0031) },
1009 { USB_DEVICE(0x1737, 0x0070) },
1010 { USB_DEVICE(0x1737, 0x0071) },
1011 { USB_DEVICE(0x1737, 0x0077) },
1012 { USB_DEVICE(0x1737, 0x0078) },
1013 /* Logitec */
1014 { USB_DEVICE(0x0789, 0x0162) },
1015 { USB_DEVICE(0x0789, 0x0163) },
1016 { USB_DEVICE(0x0789, 0x0164) },
1017 { USB_DEVICE(0x0789, 0x0166) },
1018 /* Motorola */
1019 { USB_DEVICE(0x100d, 0x9031) },
1020 /* MSI */
1021 { USB_DEVICE(0x0db0, 0x3820) },
1022 { USB_DEVICE(0x0db0, 0x3821) },
1023 { USB_DEVICE(0x0db0, 0x3822) },
1024 { USB_DEVICE(0x0db0, 0x3870) },
1025 { USB_DEVICE(0x0db0, 0x3871) },
1026 { USB_DEVICE(0x0db0, 0x6899) },
1027 { USB_DEVICE(0x0db0, 0x821a) },
1028 { USB_DEVICE(0x0db0, 0x822a) },
1029 { USB_DEVICE(0x0db0, 0x822b) },
1030 { USB_DEVICE(0x0db0, 0x822c) },
1031 { USB_DEVICE(0x0db0, 0x870a) },
1032 { USB_DEVICE(0x0db0, 0x871a) },
1033 { USB_DEVICE(0x0db0, 0x871b) },
1034 { USB_DEVICE(0x0db0, 0x871c) },
1035 { USB_DEVICE(0x0db0, 0x899a) },
1036 /* Ovislink */
1037 { USB_DEVICE(0x1b75, 0x3071) },
1038 { USB_DEVICE(0x1b75, 0x3072) },
1039 /* Para */
1040 { USB_DEVICE(0x20b8, 0x8888) },
1041 /* Pegatron */
1042 { USB_DEVICE(0x1d4d, 0x0002) },
1043 { USB_DEVICE(0x1d4d, 0x000c) },
1044 { USB_DEVICE(0x1d4d, 0x000e) },
1045 { USB_DEVICE(0x1d4d, 0x0011) },
1046 /* Philips */
1047 { USB_DEVICE(0x0471, 0x200f) },
1048 /* Planex */
1049 { USB_DEVICE(0x2019, 0x5201) },
1050 { USB_DEVICE(0x2019, 0xab25) },
1051 { USB_DEVICE(0x2019, 0xed06) },
1052 /* Quanta */
1053 { USB_DEVICE(0x1a32, 0x0304) },
1054 /* Ralink */
1055 { USB_DEVICE(0x148f, 0x2070) },
1056 { USB_DEVICE(0x148f, 0x2770) },
1057 { USB_DEVICE(0x148f, 0x2870) },
1058 { USB_DEVICE(0x148f, 0x3070) },
1059 { USB_DEVICE(0x148f, 0x3071) },
1060 { USB_DEVICE(0x148f, 0x3072) },
1061 /* Samsung */
1062 { USB_DEVICE(0x04e8, 0x2018) },
1063 /* Siemens */
1064 { USB_DEVICE(0x129b, 0x1828) },
1065 /* Sitecom */
1066 { USB_DEVICE(0x0df6, 0x0017) },
1067 { USB_DEVICE(0x0df6, 0x002b) },
1068 { USB_DEVICE(0x0df6, 0x002c) },
1069 { USB_DEVICE(0x0df6, 0x002d) },
1070 { USB_DEVICE(0x0df6, 0x0039) },
1071 { USB_DEVICE(0x0df6, 0x003b) },
1072 { USB_DEVICE(0x0df6, 0x003d) },
1073 { USB_DEVICE(0x0df6, 0x003e) },
1074 { USB_DEVICE(0x0df6, 0x003f) },
1075 { USB_DEVICE(0x0df6, 0x0040) },
1076 { USB_DEVICE(0x0df6, 0x0042) },
1077 { USB_DEVICE(0x0df6, 0x0047) },
1078 { USB_DEVICE(0x0df6, 0x0048) },
1079 { USB_DEVICE(0x0df6, 0x0051) },
1080 { USB_DEVICE(0x0df6, 0x005f) },
1081 { USB_DEVICE(0x0df6, 0x0060) },
1082 /* SMC */
1083 { USB_DEVICE(0x083a, 0x6618) },
1084 { USB_DEVICE(0x083a, 0x7511) },
1085 { USB_DEVICE(0x083a, 0x7512) },
1086 { USB_DEVICE(0x083a, 0x7522) },
1087 { USB_DEVICE(0x083a, 0x8522) },
1088 { USB_DEVICE(0x083a, 0xa618) },
1089 { USB_DEVICE(0x083a, 0xa701) },
1090 { USB_DEVICE(0x083a, 0xa702) },
1091 { USB_DEVICE(0x083a, 0xa703) },
1092 { USB_DEVICE(0x083a, 0xb522) },
1093 /* Sparklan */
1094 { USB_DEVICE(0x15a9, 0x0006) },
1095 /* Sweex */
1096 { USB_DEVICE(0x177f, 0x0153) },
1097 { USB_DEVICE(0x177f, 0x0302) },
1098 { USB_DEVICE(0x177f, 0x0313) },
1099 /* U-Media */
1100 { USB_DEVICE(0x157e, 0x300e) },
1101 { USB_DEVICE(0x157e, 0x3013) },
1102 /* ZCOM */
1103 { USB_DEVICE(0x0cde, 0x0022) },
1104 { USB_DEVICE(0x0cde, 0x0025) },
1105 /* Zinwell */
1106 { USB_DEVICE(0x5a57, 0x0280) },
1107 { USB_DEVICE(0x5a57, 0x0282) },
1108 { USB_DEVICE(0x5a57, 0x0283) },
1109 { USB_DEVICE(0x5a57, 0x5257) },
1110 /* Zyxel */
1111 { USB_DEVICE(0x0586, 0x3416) },
1112 { USB_DEVICE(0x0586, 0x3418) },
1113 { USB_DEVICE(0x0586, 0x341e) },
1114 { USB_DEVICE(0x0586, 0x343e) },
1115#ifdef CONFIG_RT2800USB_RT33XX
1116 /* Belkin */
1117 { USB_DEVICE(0x050d, 0x945b) },
1118 /* D-Link */
1119 { USB_DEVICE(0x2001, 0x3c17) },
1120 /* Panasonic */
1121 { USB_DEVICE(0x083a, 0xb511) },
1122 /* Philips */
1123 { USB_DEVICE(0x0471, 0x20dd) },
1124 /* Ralink */
1125 { USB_DEVICE(0x148f, 0x3370) },
1126 { USB_DEVICE(0x148f, 0x8070) },
1127 /* Sitecom */
1128 { USB_DEVICE(0x0df6, 0x0050) },
1129#endif
1130#ifdef CONFIG_RT2800USB_RT35XX
1131 /* Allwin */
1132 { USB_DEVICE(0x8516, 0x3572) },
1133 /* Askey */
1134 { USB_DEVICE(0x1690, 0x0744) },
1135 { USB_DEVICE(0x1690, 0x0761) },
1136 { USB_DEVICE(0x1690, 0x0764) },
1137 /* ASUS */
1138 { USB_DEVICE(0x0b05, 0x179d) },
1139 /* Cisco */
1140 { USB_DEVICE(0x167b, 0x4001) },
1141 /* EnGenius */
1142 { USB_DEVICE(0x1740, 0x9801) },
1143 /* I-O DATA */
1144 { USB_DEVICE(0x04bb, 0x0944) },
1145 /* Linksys */
1146 { USB_DEVICE(0x13b1, 0x002f) },
1147 { USB_DEVICE(0x1737, 0x0079) },
1148 /* Ralink */
1149 { USB_DEVICE(0x148f, 0x3572) },
1150 /* Sitecom */
1151 { USB_DEVICE(0x0df6, 0x0041) },
1152 { USB_DEVICE(0x0df6, 0x0062) },
1153 { USB_DEVICE(0x0df6, 0x0065) },
1154 { USB_DEVICE(0x0df6, 0x0066) },
1155 { USB_DEVICE(0x0df6, 0x0068) },
1156 /* Toshiba */
1157 { USB_DEVICE(0x0930, 0x0a07) },
1158 /* Zinwell */
1159 { USB_DEVICE(0x5a57, 0x0284) },
1160#endif
1161#ifdef CONFIG_RT2800USB_RT53XX
1162 /* Arcadyan */
1163 { USB_DEVICE(0x043e, 0x7a12) },
1164 /* Azurewave */
1165 { USB_DEVICE(0x13d3, 0x3329) },
1166 { USB_DEVICE(0x13d3, 0x3365) },
1167 /* D-Link */
1168 { USB_DEVICE(0x2001, 0x3c15) },
1169 { USB_DEVICE(0x2001, 0x3c19) },
1170 { USB_DEVICE(0x2001, 0x3c1c) },
1171 { USB_DEVICE(0x2001, 0x3c1d) },
1172 /* LG innotek */
1173 { USB_DEVICE(0x043e, 0x7a22) },
1174 /* Panasonic */
1175 { USB_DEVICE(0x04da, 0x1801) },
1176 { USB_DEVICE(0x04da, 0x1800) },
1177 /* Philips */
1178 { USB_DEVICE(0x0471, 0x2104) },
1179 /* Ralink */
1180 { USB_DEVICE(0x148f, 0x5370) },
1181 { USB_DEVICE(0x148f, 0x5372) },
1182 /* Unknown */
1183 { USB_DEVICE(0x04da, 0x23f6) },
1184#endif
1185#ifdef CONFIG_RT2800USB_UNKNOWN
1186 /*
1187 * Unclear what kind of devices these are (they aren't supported by the
1188 * vendor linux driver).
1189 */
1190 /* Abocom */
1191 { USB_DEVICE(0x07b8, 0x3073) },
1192 { USB_DEVICE(0x07b8, 0x3074) },
1193 /* Alpha Networks */
1194 { USB_DEVICE(0x14b2, 0x3c08) },
1195 { USB_DEVICE(0x14b2, 0x3c11) },
1196 /* Amigo */
1197 { USB_DEVICE(0x0e0b, 0x9031) },
1198 { USB_DEVICE(0x0e0b, 0x9041) },
1199 /* ASUS */
1200 { USB_DEVICE(0x0b05, 0x166a) },
1201 { USB_DEVICE(0x0b05, 0x1760) },
1202 { USB_DEVICE(0x0b05, 0x1761) },
1203 { USB_DEVICE(0x0b05, 0x1790) },
1204 /* AzureWave */
1205 { USB_DEVICE(0x13d3, 0x3262) },
1206 { USB_DEVICE(0x13d3, 0x3284) },
1207 { USB_DEVICE(0x13d3, 0x3322) },
1208 /* Belkin */
1209 { USB_DEVICE(0x050d, 0x1003) },
1210 /* Buffalo */
1211 { USB_DEVICE(0x0411, 0x012e) },
1212 { USB_DEVICE(0x0411, 0x0148) },
1213 { USB_DEVICE(0x0411, 0x0150) },
1214 /* Corega */
1215 { USB_DEVICE(0x07aa, 0x0041) },
1216 { USB_DEVICE(0x07aa, 0x0042) },
1217 { USB_DEVICE(0x18c5, 0x0008) },
1218 /* D-Link */
1219 { USB_DEVICE(0x07d1, 0x3c0b) },
1220 { USB_DEVICE(0x07d1, 0x3c17) },
1221 /* Encore */
1222 { USB_DEVICE(0x203d, 0x14a1) },
1223 /* Gemtek */
1224 { USB_DEVICE(0x15a9, 0x0010) },
1225 /* Gigabyte */
1226 { USB_DEVICE(0x1044, 0x800c) },
1227 /* Huawei */
1228 { USB_DEVICE(0x148f, 0xf101) },
1229 /* I-O DATA */
1230 { USB_DEVICE(0x04bb, 0x094b) },
1231 /* LevelOne */
1232 { USB_DEVICE(0x1740, 0x0605) },
1233 { USB_DEVICE(0x1740, 0x0615) },
1234 /* Logitec */
1235 { USB_DEVICE(0x0789, 0x0168) },
1236 { USB_DEVICE(0x0789, 0x0169) },
1237 /* Motorola */
1238 { USB_DEVICE(0x100d, 0x9032) },
1239 /* Pegatron */
1240 { USB_DEVICE(0x05a6, 0x0101) },
1241 { USB_DEVICE(0x1d4d, 0x0010) },
1242 /* Planex */
1243 { USB_DEVICE(0x2019, 0xab24) },
1244 /* Qcom */
1245 { USB_DEVICE(0x18e8, 0x6259) },
1246 /* RadioShack */
1247 { USB_DEVICE(0x08b9, 0x1197) },
1248 /* Sitecom */
1249 { USB_DEVICE(0x0df6, 0x003c) },
1250 { USB_DEVICE(0x0df6, 0x004a) },
1251 { USB_DEVICE(0x0df6, 0x004d) },
1252 { USB_DEVICE(0x0df6, 0x0053) },
1253 /* SMC */
1254 { USB_DEVICE(0x083a, 0xa512) },
1255 { USB_DEVICE(0x083a, 0xc522) },
1256 { USB_DEVICE(0x083a, 0xd522) },
1257 { USB_DEVICE(0x083a, 0xf511) },
1258 /* Zyxel */
1259 { USB_DEVICE(0x0586, 0x341a) },
1260#endif
1261 { 0, }
1262};
1263
1264MODULE_AUTHOR(DRV_PROJECT);
1265MODULE_VERSION(DRV_VERSION);
1266MODULE_DESCRIPTION("Ralink RT2800 USB Wireless LAN driver.");
1267MODULE_SUPPORTED_DEVICE("Ralink RT2870 USB chipset based cards");
1268MODULE_DEVICE_TABLE(usb, rt2800usb_device_table);
1269MODULE_FIRMWARE(FIRMWARE_RT2870);
1270MODULE_LICENSE("GPL");
1271
1272static int rt2800usb_probe(struct usb_interface *usb_intf,
1273 const struct usb_device_id *id)
1274{
1275 return rt2x00usb_probe(usb_intf, &rt2800usb_ops);
1276}
1277
1278static struct usb_driver rt2800usb_driver = {
1279 .name = KBUILD_MODNAME,
1280 .id_table = rt2800usb_device_table,
1281 .probe = rt2800usb_probe,
1282 .disconnect = rt2x00usb_disconnect,
1283 .suspend = rt2x00usb_suspend,
1284 .resume = rt2x00usb_resume,
1285 .reset_resume = rt2x00usb_resume,
1286 .disable_hub_initiated_lpm = 1,
1287};
1288
1289module_usb_driver(rt2800usb_driver);