2b79d6e58f400cf0e62a510039ec0d8a4ec8d875
[linux-2.6.git] / drivers / net / wireless / rt2x00 / rt2800usb.c
1 /*
2         Copyright (C) 2009 Ivo van Doorn <IvDoorn@gmail.com>
3         Copyright (C) 2009 Mattias Nissler <mattias.nissler@gmx.de>
4         Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org>
5         Copyright (C) 2009 Xose Vazquez Perez <xose.vazquez@gmail.com>
6         Copyright (C) 2009 Axel Kollhofer <rain_maker@root-forum.org>
7         <http://rt2x00.serialmonkey.com>
8
9         This program is free software; you can redistribute it and/or modify
10         it under the terms of the GNU General Public License as published by
11         the Free Software Foundation; either version 2 of the License, or
12         (at your option) any later version.
13
14         This program is distributed in the hope that it will be useful,
15         but WITHOUT ANY WARRANTY; without even the implied warranty of
16         MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17         GNU General Public License for more details.
18
19         You should have received a copy of the GNU General Public License
20         along with this program; if not, write to the
21         Free Software Foundation, Inc.,
22         59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23  */
24
25 /*
26         Module: rt2800usb
27         Abstract: rt2800usb device specific routines.
28         Supported chipsets: RT2800U.
29  */
30
31 #include <linux/crc-ccitt.h>
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 int modparam_nohwcrypt = 1;
49 module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO);
50 MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption.");
51
52 /*
53  * Firmware functions
54  */
55 static char *rt2800usb_get_firmware_name(struct rt2x00_dev *rt2x00dev)
56 {
57         return FIRMWARE_RT2870;
58 }
59
60 static bool rt2800usb_check_crc(const u8 *data, const size_t len)
61 {
62         u16 fw_crc;
63         u16 crc;
64
65         /*
66          * The last 2 bytes in the firmware array are the crc checksum itself,
67          * this means that we should never pass those 2 bytes to the crc
68          * algorithm.
69          */
70         fw_crc = (data[len - 2] << 8 | data[len - 1]);
71
72         /*
73          * Use the crc ccitt algorithm.
74          * This will return the same value as the legacy driver which
75          * used bit ordering reversion on the both the firmware bytes
76          * before input input as well as on the final output.
77          * Obviously using crc ccitt directly is much more efficient.
78          */
79         crc = crc_ccitt(~0, data, len - 2);
80
81         /*
82          * There is a small difference between the crc-itu-t + bitrev and
83          * the crc-ccitt crc calculation. In the latter method the 2 bytes
84          * will be swapped, use swab16 to convert the crc to the correct
85          * value.
86          */
87         crc = swab16(crc);
88
89         return fw_crc == crc;
90 }
91
92 static int rt2800usb_check_firmware(struct rt2x00_dev *rt2x00dev,
93                                     const u8 *data, const size_t len)
94 {
95         size_t offset = 0;
96
97         /*
98          * Firmware files:
99          * There are 2 variations of the rt2870 firmware.
100          * a) size: 4kb
101          * b) size: 8kb
102          * Note that (b) contains 2 seperate firmware blobs of 4k
103          * within the file. The first blob is the same firmware as (a),
104          * but the second blob is for the additional chipsets.
105          */
106         if (len != 4096 && len != 8192)
107                 return FW_BAD_LENGTH;
108
109         /*
110          * Check if we need the upper 4kb firmware data or not.
111          */
112         if ((len == 4096) &&
113             !rt2x00_rt(rt2x00dev, RT2860) &&
114             !rt2x00_rt(rt2x00dev, RT2872) &&
115             !rt2x00_rt(rt2x00dev, RT3070))
116                 return FW_BAD_VERSION;
117
118         /*
119          * 8kb firmware files must be checked as if it were
120          * 2 seperate firmware files.
121          */
122         while (offset < len) {
123                 if (!rt2800usb_check_crc(data + offset, 4096))
124                         return FW_BAD_CRC;
125
126                 offset += 4096;
127         }
128
129         return FW_OK;
130 }
131
132 static int rt2800usb_load_firmware(struct rt2x00_dev *rt2x00dev,
133                                    const u8 *data, const size_t len)
134 {
135         unsigned int i;
136         int status;
137         u32 reg;
138         u32 offset;
139         u32 length;
140
141         /*
142          * Check which section of the firmware we need.
143          */
144         if (rt2x00_rt(rt2x00dev, RT2860) ||
145             rt2x00_rt(rt2x00dev, RT2872) ||
146             rt2x00_rt(rt2x00dev, RT3070)) {
147                 offset = 0;
148                 length = 4096;
149         } else {
150                 offset = 4096;
151                 length = 4096;
152         }
153
154         /*
155          * Wait for stable hardware.
156          */
157         for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
158                 rt2800_register_read(rt2x00dev, MAC_CSR0, &reg);
159                 if (reg && reg != ~0)
160                         break;
161                 msleep(1);
162         }
163
164         if (i == REGISTER_BUSY_COUNT) {
165                 ERROR(rt2x00dev, "Unstable hardware.\n");
166                 return -EBUSY;
167         }
168
169         /*
170          * Write firmware to device.
171          */
172         rt2x00usb_vendor_request_large_buff(rt2x00dev, USB_MULTI_WRITE,
173                                             USB_VENDOR_REQUEST_OUT,
174                                             FIRMWARE_IMAGE_BASE,
175                                             data + offset, length,
176                                             REGISTER_TIMEOUT32(length));
177
178         rt2800_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0);
179         rt2800_register_write(rt2x00dev, H2M_MAILBOX_STATUS, ~0);
180
181         /*
182          * Send firmware request to device to load firmware,
183          * we need to specify a long timeout time.
184          */
185         status = rt2x00usb_vendor_request_sw(rt2x00dev, USB_DEVICE_MODE,
186                                              0, USB_MODE_FIRMWARE,
187                                              REGISTER_TIMEOUT_FIRMWARE);
188         if (status < 0) {
189                 ERROR(rt2x00dev, "Failed to write Firmware to device.\n");
190                 return status;
191         }
192
193         msleep(10);
194         rt2800_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0);
195
196         /*
197          * Send signal to firmware during boot time.
198          */
199         rt2800_mcu_request(rt2x00dev, MCU_BOOT_SIGNAL, 0xff, 0, 0);
200
201         if (rt2x00_rt(rt2x00dev, RT3070) ||
202             rt2x00_rt(rt2x00dev, RT3071) ||
203             rt2x00_rt(rt2x00dev, RT3572)) {
204                 udelay(200);
205                 rt2800_mcu_request(rt2x00dev, MCU_CURRENT, 0, 0, 0);
206                 udelay(10);
207         }
208
209         /*
210          * Wait for device to stabilize.
211          */
212         for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
213                 rt2800_register_read(rt2x00dev, PBF_SYS_CTRL, &reg);
214                 if (rt2x00_get_field32(reg, PBF_SYS_CTRL_READY))
215                         break;
216                 msleep(1);
217         }
218
219         if (i == REGISTER_BUSY_COUNT) {
220                 ERROR(rt2x00dev, "PBF system register not ready.\n");
221                 return -EBUSY;
222         }
223
224         /*
225          * Initialize firmware.
226          */
227         rt2800_register_write(rt2x00dev, H2M_BBP_AGENT, 0);
228         rt2800_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0);
229         msleep(1);
230
231         return 0;
232 }
233
234 /*
235  * Device state switch handlers.
236  */
237 static void rt2800usb_toggle_rx(struct rt2x00_dev *rt2x00dev,
238                                 enum dev_state state)
239 {
240         u32 reg;
241
242         rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
243         rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_RX,
244                            (state == STATE_RADIO_RX_ON) ||
245                            (state == STATE_RADIO_RX_ON_LINK));
246         rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
247 }
248
249 static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev)
250 {
251         u32 reg;
252         u16 word;
253
254         /*
255          * Initialize all registers.
256          */
257         if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev) ||
258                      rt2800_init_registers(rt2x00dev) ||
259                      rt2800_init_bbp(rt2x00dev) ||
260                      rt2800_init_rfcsr(rt2x00dev)))
261                 return -EIO;
262
263         rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
264         rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_TX, 1);
265         rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
266
267         udelay(50);
268
269         rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
270         rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1);
271         rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_RX_DMA, 1);
272         rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_TX_DMA, 1);
273         rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg);
274
275
276         rt2800_register_read(rt2x00dev, USB_DMA_CFG, &reg);
277         rt2x00_set_field32(&reg, USB_DMA_CFG_PHY_CLEAR, 0);
278         rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_EN, 0);
279         rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_TIMEOUT, 128);
280         /*
281          * Total room for RX frames in kilobytes, PBF might still exceed
282          * this limit so reduce the number to prevent errors.
283          */
284         rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_LIMIT,
285                            ((RX_ENTRIES * DATA_FRAME_SIZE) / 1024) - 3);
286         rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_EN, 1);
287         rt2x00_set_field32(&reg, USB_DMA_CFG_TX_BULK_EN, 1);
288         rt2800_register_write(rt2x00dev, USB_DMA_CFG, reg);
289
290         rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
291         rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_TX, 1);
292         rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_RX, 1);
293         rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
294
295         /*
296          * Initialize LED control
297          */
298         rt2x00_eeprom_read(rt2x00dev, EEPROM_LED1, &word);
299         rt2800_mcu_request(rt2x00dev, MCU_LED_1, 0xff,
300                               word & 0xff, (word >> 8) & 0xff);
301
302         rt2x00_eeprom_read(rt2x00dev, EEPROM_LED2, &word);
303         rt2800_mcu_request(rt2x00dev, MCU_LED_2, 0xff,
304                               word & 0xff, (word >> 8) & 0xff);
305
306         rt2x00_eeprom_read(rt2x00dev, EEPROM_LED3, &word);
307         rt2800_mcu_request(rt2x00dev, MCU_LED_3, 0xff,
308                               word & 0xff, (word >> 8) & 0xff);
309
310         return 0;
311 }
312
313 static void rt2800usb_disable_radio(struct rt2x00_dev *rt2x00dev)
314 {
315         u32 reg;
316
317         rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
318         rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0);
319         rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0);
320         rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg);
321
322         rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0);
323         rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0);
324         rt2800_register_write(rt2x00dev, TX_PIN_CFG, 0);
325
326         /* Wait for DMA, ignore error */
327         rt2800_wait_wpdma_ready(rt2x00dev);
328
329         rt2x00usb_disable_radio(rt2x00dev);
330 }
331
332 static int rt2800usb_set_state(struct rt2x00_dev *rt2x00dev,
333                                enum dev_state state)
334 {
335         if (state == STATE_AWAKE)
336                 rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 0);
337         else
338                 rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0, 2);
339
340         return 0;
341 }
342
343 static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev,
344                                       enum dev_state state)
345 {
346         int retval = 0;
347
348         switch (state) {
349         case STATE_RADIO_ON:
350                 /*
351                  * Before the radio can be enabled, the device first has
352                  * to be woken up. After that it needs a bit of time
353                  * to be fully awake and then the radio can be enabled.
354                  */
355                 rt2800usb_set_state(rt2x00dev, STATE_AWAKE);
356                 msleep(1);
357                 retval = rt2800usb_enable_radio(rt2x00dev);
358                 break;
359         case STATE_RADIO_OFF:
360                 /*
361                  * After the radio has been disabled, the device should
362                  * be put to sleep for powersaving.
363                  */
364                 rt2800usb_disable_radio(rt2x00dev);
365                 rt2800usb_set_state(rt2x00dev, STATE_SLEEP);
366                 break;
367         case STATE_RADIO_RX_ON:
368         case STATE_RADIO_RX_ON_LINK:
369         case STATE_RADIO_RX_OFF:
370         case STATE_RADIO_RX_OFF_LINK:
371                 rt2800usb_toggle_rx(rt2x00dev, state);
372                 break;
373         case STATE_RADIO_IRQ_ON:
374         case STATE_RADIO_IRQ_OFF:
375                 /* No support, but no error either */
376                 break;
377         case STATE_DEEP_SLEEP:
378         case STATE_SLEEP:
379         case STATE_STANDBY:
380         case STATE_AWAKE:
381                 retval = rt2800usb_set_state(rt2x00dev, state);
382                 break;
383         default:
384                 retval = -ENOTSUPP;
385                 break;
386         }
387
388         if (unlikely(retval))
389                 ERROR(rt2x00dev, "Device failed to enter state %d (%d).\n",
390                       state, retval);
391
392         return retval;
393 }
394
395 /*
396  * TX descriptor initialization
397  */
398 static void rt2800usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
399                                     struct sk_buff *skb,
400                                     struct txentry_desc *txdesc)
401 {
402         struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb);
403         __le32 *txi = skbdesc->desc;
404         __le32 *txwi = &txi[TXINFO_DESC_SIZE / sizeof(__le32)];
405         u32 word;
406
407         /*
408          * Initialize TX Info descriptor
409          */
410         rt2x00_desc_read(txwi, 0, &word);
411         rt2x00_set_field32(&word, TXWI_W0_FRAG,
412                            test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags));
413         rt2x00_set_field32(&word, TXWI_W0_MIMO_PS, 0);
414         rt2x00_set_field32(&word, TXWI_W0_CF_ACK, 0);
415         rt2x00_set_field32(&word, TXWI_W0_TS,
416                            test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags));
417         rt2x00_set_field32(&word, TXWI_W0_AMPDU,
418                            test_bit(ENTRY_TXD_HT_AMPDU, &txdesc->flags));
419         rt2x00_set_field32(&word, TXWI_W0_MPDU_DENSITY, txdesc->mpdu_density);
420         rt2x00_set_field32(&word, TXWI_W0_TX_OP, txdesc->ifs);
421         rt2x00_set_field32(&word, TXWI_W0_MCS, txdesc->mcs);
422         rt2x00_set_field32(&word, TXWI_W0_BW,
423                            test_bit(ENTRY_TXD_HT_BW_40, &txdesc->flags));
424         rt2x00_set_field32(&word, TXWI_W0_SHORT_GI,
425                            test_bit(ENTRY_TXD_HT_SHORT_GI, &txdesc->flags));
426         rt2x00_set_field32(&word, TXWI_W0_STBC, txdesc->stbc);
427         rt2x00_set_field32(&word, TXWI_W0_PHYMODE, txdesc->rate_mode);
428         rt2x00_desc_write(txwi, 0, word);
429
430         rt2x00_desc_read(txwi, 1, &word);
431         rt2x00_set_field32(&word, TXWI_W1_ACK,
432                            test_bit(ENTRY_TXD_ACK, &txdesc->flags));
433         rt2x00_set_field32(&word, TXWI_W1_NSEQ,
434                            test_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags));
435         rt2x00_set_field32(&word, TXWI_W1_BW_WIN_SIZE, txdesc->ba_size);
436         rt2x00_set_field32(&word, TXWI_W1_WIRELESS_CLI_ID,
437                            test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags) ?
438                            txdesc->key_idx : 0xff);
439         rt2x00_set_field32(&word, TXWI_W1_MPDU_TOTAL_BYTE_COUNT,
440                            skb->len - txdesc->l2pad);
441         rt2x00_set_field32(&word, TXWI_W1_PACKETID,
442                            skbdesc->entry->queue->qid + 1);
443         rt2x00_desc_write(txwi, 1, word);
444
445         /*
446          * Always write 0 to IV/EIV fields, hardware will insert the IV
447          * from the IVEIV register when TXINFO_W0_WIV is set to 0.
448          * When TXINFO_W0_WIV is set to 1 it will use the IV data
449          * from the descriptor. The TXWI_W1_WIRELESS_CLI_ID indicates which
450          * crypto entry in the registers should be used to encrypt the frame.
451          */
452         _rt2x00_desc_write(txwi, 2, 0 /* skbdesc->iv[0] */);
453         _rt2x00_desc_write(txwi, 3, 0 /* skbdesc->iv[1] */);
454
455         /*
456          * Initialize TX descriptor
457          */
458         rt2x00_desc_read(txi, 0, &word);
459         rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_PKT_LEN,
460                            skb->len + TXWI_DESC_SIZE);
461         rt2x00_set_field32(&word, TXINFO_W0_WIV,
462                            !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc->flags));
463         rt2x00_set_field32(&word, TXINFO_W0_QSEL, 2);
464         rt2x00_set_field32(&word, TXINFO_W0_SW_USE_LAST_ROUND, 0);
465         rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_NEXT_VALID, 0);
466         rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_BURST,
467                            test_bit(ENTRY_TXD_BURST, &txdesc->flags));
468         rt2x00_desc_write(txi, 0, word);
469 }
470
471 /*
472  * TX data initialization
473  */
474 static void rt2800usb_write_beacon(struct queue_entry *entry)
475 {
476         struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
477         struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
478         unsigned int beacon_base;
479         u32 reg;
480
481         /*
482          * Add the descriptor in front of the skb.
483          */
484         skb_push(entry->skb, entry->queue->desc_size);
485         memcpy(entry->skb->data, skbdesc->desc, skbdesc->desc_len);
486         skbdesc->desc = entry->skb->data;
487
488         /*
489          * Disable beaconing while we are reloading the beacon data,
490          * otherwise we might be sending out invalid data.
491          */
492         rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
493         rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 0);
494         rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
495
496         /*
497          * Write entire beacon with descriptor to register.
498          */
499         beacon_base = HW_BEACON_OFFSET(entry->entry_idx);
500         rt2x00usb_vendor_request_large_buff(rt2x00dev, USB_MULTI_WRITE,
501                                             USB_VENDOR_REQUEST_OUT, beacon_base,
502                                             entry->skb->data, entry->skb->len,
503                                             REGISTER_TIMEOUT32(entry->skb->len));
504
505         /*
506          * Clean up the beacon skb.
507          */
508         dev_kfree_skb(entry->skb);
509         entry->skb = NULL;
510 }
511
512 static int rt2800usb_get_tx_data_len(struct queue_entry *entry)
513 {
514         int length;
515
516         /*
517          * The length _must_ include 4 bytes padding,
518          * it should always be multiple of 4,
519          * but it must _not_ be a multiple of the USB packet size.
520          */
521         length = roundup(entry->skb->len + 4, 4);
522         length += (4 * !(length % entry->queue->usb_maxpacket));
523
524         return length;
525 }
526
527 static void rt2800usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
528                                     const enum data_queue_qid queue)
529 {
530         u32 reg;
531
532         if (queue != QID_BEACON) {
533                 rt2x00usb_kick_tx_queue(rt2x00dev, queue);
534                 return;
535         }
536
537         rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
538         if (!rt2x00_get_field32(reg, BCN_TIME_CFG_BEACON_GEN)) {
539                 rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_TICKING, 1);
540                 rt2x00_set_field32(&reg, BCN_TIME_CFG_TBTT_ENABLE, 1);
541                 rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 1);
542                 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
543         }
544 }
545
546 /*
547  * RX control handlers
548  */
549 static void rt2800usb_fill_rxdone(struct queue_entry *entry,
550                                   struct rxdone_entry_desc *rxdesc)
551 {
552         struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
553         struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
554         __le32 *rxi = (__le32 *)entry->skb->data;
555         __le32 *rxwi;
556         __le32 *rxd;
557         u32 rxi0;
558         u32 rxwi0;
559         u32 rxwi1;
560         u32 rxwi2;
561         u32 rxwi3;
562         u32 rxd0;
563         int rx_pkt_len;
564
565         /*
566          * RX frame format is :
567          * | RXINFO | RXWI | header | L2 pad | payload | pad | RXD | USB pad |
568          *          |<------------ rx_pkt_len -------------->|
569          */
570         rt2x00_desc_read(rxi, 0, &rxi0);
571         rx_pkt_len = rt2x00_get_field32(rxi0, RXINFO_W0_USB_DMA_RX_PKT_LEN);
572
573         rxwi = (__le32 *)(entry->skb->data + RXINFO_DESC_SIZE);
574
575         /*
576          * FIXME : we need to check for rx_pkt_len validity
577          */
578         rxd = (__le32 *)(entry->skb->data + RXINFO_DESC_SIZE + rx_pkt_len);
579
580         /*
581          * Copy descriptor to the skbdesc->desc buffer, making it safe from
582          * moving of frame data in rt2x00usb.
583          */
584         memcpy(skbdesc->desc, rxi, skbdesc->desc_len);
585
586         /*
587          * It is now safe to read the descriptor on all architectures.
588          */
589         rt2x00_desc_read(rxwi, 0, &rxwi0);
590         rt2x00_desc_read(rxwi, 1, &rxwi1);
591         rt2x00_desc_read(rxwi, 2, &rxwi2);
592         rt2x00_desc_read(rxwi, 3, &rxwi3);
593         rt2x00_desc_read(rxd, 0, &rxd0);
594
595         if (rt2x00_get_field32(rxd0, RXD_W0_CRC_ERROR))
596                 rxdesc->flags |= RX_FLAG_FAILED_FCS_CRC;
597
598         if (test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags)) {
599                 rxdesc->cipher = rt2x00_get_field32(rxwi0, RXWI_W0_UDF);
600                 rxdesc->cipher_status =
601                     rt2x00_get_field32(rxd0, RXD_W0_CIPHER_ERROR);
602         }
603
604         if (rt2x00_get_field32(rxd0, RXD_W0_DECRYPTED)) {
605                 /*
606                  * Hardware has stripped IV/EIV data from 802.11 frame during
607                  * decryption. Unfortunately the descriptor doesn't contain
608                  * any fields with the EIV/IV data either, so they can't
609                  * be restored by rt2x00lib.
610                  */
611                 rxdesc->flags |= RX_FLAG_IV_STRIPPED;
612
613                 if (rxdesc->cipher_status == RX_CRYPTO_SUCCESS)
614                         rxdesc->flags |= RX_FLAG_DECRYPTED;
615                 else if (rxdesc->cipher_status == RX_CRYPTO_FAIL_MIC)
616                         rxdesc->flags |= RX_FLAG_MMIC_ERROR;
617         }
618
619         if (rt2x00_get_field32(rxd0, RXD_W0_MY_BSS))
620                 rxdesc->dev_flags |= RXDONE_MY_BSS;
621
622         if (rt2x00_get_field32(rxd0, RXD_W0_L2PAD))
623                 rxdesc->dev_flags |= RXDONE_L2PAD;
624
625         if (rt2x00_get_field32(rxwi1, RXWI_W1_SHORT_GI))
626                 rxdesc->flags |= RX_FLAG_SHORT_GI;
627
628         if (rt2x00_get_field32(rxwi1, RXWI_W1_BW))
629                 rxdesc->flags |= RX_FLAG_40MHZ;
630
631         /*
632          * Detect RX rate, always use MCS as signal type.
633          */
634         rxdesc->dev_flags |= RXDONE_SIGNAL_MCS;
635         rxdesc->rate_mode = rt2x00_get_field32(rxwi1, RXWI_W1_PHYMODE);
636         rxdesc->signal = rt2x00_get_field32(rxwi1, RXWI_W1_MCS);
637
638         /*
639          * Mask of 0x8 bit to remove the short preamble flag.
640          */
641         if (rxdesc->rate_mode == RATE_MODE_CCK)
642                 rxdesc->signal &= ~0x8;
643
644         rxdesc->rssi =
645             (rt2x00_get_field32(rxwi2, RXWI_W2_RSSI0) +
646              rt2x00_get_field32(rxwi2, RXWI_W2_RSSI1)) / 2;
647
648         rxdesc->size = rt2x00_get_field32(rxwi0, RXWI_W0_MPDU_TOTAL_BYTE_COUNT);
649
650         /*
651          * Remove RXWI descriptor from start of buffer.
652          */
653         skb_pull(entry->skb, skbdesc->desc_len);
654 }
655
656 /*
657  * Device probe functions.
658  */
659 static int rt2800usb_validate_eeprom(struct rt2x00_dev *rt2x00dev)
660 {
661         if (rt2800_efuse_detect(rt2x00dev))
662                 rt2800_read_eeprom_efuse(rt2x00dev);
663         else
664                 rt2x00usb_eeprom_read(rt2x00dev, rt2x00dev->eeprom,
665                                       EEPROM_SIZE);
666
667         return rt2800_validate_eeprom(rt2x00dev);
668 }
669
670 static const struct rt2800_ops rt2800usb_rt2800_ops = {
671         .register_read          = rt2x00usb_register_read,
672         .register_read_lock     = rt2x00usb_register_read_lock,
673         .register_write         = rt2x00usb_register_write,
674         .register_write_lock    = rt2x00usb_register_write_lock,
675
676         .register_multiread     = rt2x00usb_register_multiread,
677         .register_multiwrite    = rt2x00usb_register_multiwrite,
678
679         .regbusy_read           = rt2x00usb_regbusy_read,
680 };
681
682 static int rt2800usb_probe_hw(struct rt2x00_dev *rt2x00dev)
683 {
684         int retval;
685
686         rt2x00dev->priv = (void *)&rt2800usb_rt2800_ops;
687
688         /*
689          * Allocate eeprom data.
690          */
691         retval = rt2800usb_validate_eeprom(rt2x00dev);
692         if (retval)
693                 return retval;
694
695         retval = rt2800_init_eeprom(rt2x00dev);
696         if (retval)
697                 return retval;
698
699         /*
700          * Initialize hw specifications.
701          */
702         retval = rt2800_probe_hw_mode(rt2x00dev);
703         if (retval)
704                 return retval;
705
706         /*
707          * This device has multiple filters for control frames
708          * and has a separate filter for PS Poll frames.
709          */
710         __set_bit(DRIVER_SUPPORT_CONTROL_FILTERS, &rt2x00dev->flags);
711         __set_bit(DRIVER_SUPPORT_CONTROL_FILTER_PSPOLL, &rt2x00dev->flags);
712
713         /*
714          * This device requires firmware.
715          */
716         __set_bit(DRIVER_REQUIRE_FIRMWARE, &rt2x00dev->flags);
717         __set_bit(DRIVER_REQUIRE_L2PAD, &rt2x00dev->flags);
718         if (!modparam_nohwcrypt)
719                 __set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags);
720
721         /*
722          * Set the rssi offset.
723          */
724         rt2x00dev->rssi_offset = DEFAULT_RSSI_OFFSET;
725
726         return 0;
727 }
728
729 static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = {
730         .probe_hw               = rt2800usb_probe_hw,
731         .get_firmware_name      = rt2800usb_get_firmware_name,
732         .check_firmware         = rt2800usb_check_firmware,
733         .load_firmware          = rt2800usb_load_firmware,
734         .initialize             = rt2x00usb_initialize,
735         .uninitialize           = rt2x00usb_uninitialize,
736         .clear_entry            = rt2x00usb_clear_entry,
737         .set_device_state       = rt2800usb_set_device_state,
738         .rfkill_poll            = rt2800_rfkill_poll,
739         .link_stats             = rt2800_link_stats,
740         .reset_tuner            = rt2800_reset_tuner,
741         .link_tuner             = rt2800_link_tuner,
742         .write_tx_desc          = rt2800usb_write_tx_desc,
743         .write_tx_data          = rt2x00usb_write_tx_data,
744         .write_beacon           = rt2800usb_write_beacon,
745         .get_tx_data_len        = rt2800usb_get_tx_data_len,
746         .kick_tx_queue          = rt2800usb_kick_tx_queue,
747         .kill_tx_queue          = rt2x00usb_kill_tx_queue,
748         .fill_rxdone            = rt2800usb_fill_rxdone,
749         .config_shared_key      = rt2800_config_shared_key,
750         .config_pairwise_key    = rt2800_config_pairwise_key,
751         .config_filter          = rt2800_config_filter,
752         .config_intf            = rt2800_config_intf,
753         .config_erp             = rt2800_config_erp,
754         .config_ant             = rt2800_config_ant,
755         .config                 = rt2800_config,
756 };
757
758 static const struct data_queue_desc rt2800usb_queue_rx = {
759         .entry_num              = RX_ENTRIES,
760         .data_size              = AGGREGATION_SIZE,
761         .desc_size              = RXINFO_DESC_SIZE + RXWI_DESC_SIZE,
762         .priv_size              = sizeof(struct queue_entry_priv_usb),
763 };
764
765 static const struct data_queue_desc rt2800usb_queue_tx = {
766         .entry_num              = TX_ENTRIES,
767         .data_size              = AGGREGATION_SIZE,
768         .desc_size              = TXINFO_DESC_SIZE + TXWI_DESC_SIZE,
769         .priv_size              = sizeof(struct queue_entry_priv_usb),
770 };
771
772 static const struct data_queue_desc rt2800usb_queue_bcn = {
773         .entry_num              = 8 * BEACON_ENTRIES,
774         .data_size              = MGMT_FRAME_SIZE,
775         .desc_size              = TXINFO_DESC_SIZE + TXWI_DESC_SIZE,
776         .priv_size              = sizeof(struct queue_entry_priv_usb),
777 };
778
779 static const struct rt2x00_ops rt2800usb_ops = {
780         .name                   = KBUILD_MODNAME,
781         .max_sta_intf           = 1,
782         .max_ap_intf            = 8,
783         .eeprom_size            = EEPROM_SIZE,
784         .rf_size                = RF_SIZE,
785         .tx_queues              = NUM_TX_QUEUES,
786         .extra_tx_headroom      = TXINFO_DESC_SIZE + TXWI_DESC_SIZE,
787         .rx                     = &rt2800usb_queue_rx,
788         .tx                     = &rt2800usb_queue_tx,
789         .bcn                    = &rt2800usb_queue_bcn,
790         .lib                    = &rt2800usb_rt2x00_ops,
791         .hw                     = &rt2800_mac80211_ops,
792 #ifdef CONFIG_RT2X00_LIB_DEBUGFS
793         .debugfs                = &rt2800_rt2x00debug,
794 #endif /* CONFIG_RT2X00_LIB_DEBUGFS */
795 };
796
797 /*
798  * rt2800usb module information.
799  */
800 static struct usb_device_id rt2800usb_device_table[] = {
801         /* Abocom */
802         { USB_DEVICE(0x07b8, 0x2870), USB_DEVICE_DATA(&rt2800usb_ops) },
803         { USB_DEVICE(0x07b8, 0x2770), USB_DEVICE_DATA(&rt2800usb_ops) },
804         { USB_DEVICE(0x1482, 0x3c09), USB_DEVICE_DATA(&rt2800usb_ops) },
805         /* Allwin */
806         { USB_DEVICE(0x8516, 0x2070), USB_DEVICE_DATA(&rt2800usb_ops) },
807         { USB_DEVICE(0x8516, 0x2770), USB_DEVICE_DATA(&rt2800usb_ops) },
808         { USB_DEVICE(0x8516, 0x2870), USB_DEVICE_DATA(&rt2800usb_ops) },
809         /* Amit */
810         { USB_DEVICE(0x15c5, 0x0008), USB_DEVICE_DATA(&rt2800usb_ops) },
811         /* Askey */
812         { USB_DEVICE(0x1690, 0x0740), USB_DEVICE_DATA(&rt2800usb_ops) },
813         /* ASUS */
814         { USB_DEVICE(0x0b05, 0x1731), USB_DEVICE_DATA(&rt2800usb_ops) },
815         { USB_DEVICE(0x0b05, 0x1732), USB_DEVICE_DATA(&rt2800usb_ops) },
816         { USB_DEVICE(0x0b05, 0x1742), USB_DEVICE_DATA(&rt2800usb_ops) },
817         /* AzureWave */
818         { USB_DEVICE(0x13d3, 0x3247), USB_DEVICE_DATA(&rt2800usb_ops) },
819         /* Belkin */
820         { USB_DEVICE(0x050d, 0x8053), USB_DEVICE_DATA(&rt2800usb_ops) },
821         { USB_DEVICE(0x050d, 0x805c), USB_DEVICE_DATA(&rt2800usb_ops) },
822         { USB_DEVICE(0x050d, 0x815c), USB_DEVICE_DATA(&rt2800usb_ops) },
823         /* Buffalo */
824         { USB_DEVICE(0x0411, 0x00e8), USB_DEVICE_DATA(&rt2800usb_ops) },
825         /* Conceptronic */
826         { USB_DEVICE(0x14b2, 0x3c06), USB_DEVICE_DATA(&rt2800usb_ops) },
827         { USB_DEVICE(0x14b2, 0x3c07), USB_DEVICE_DATA(&rt2800usb_ops) },
828         { USB_DEVICE(0x14b2, 0x3c09), USB_DEVICE_DATA(&rt2800usb_ops) },
829         { USB_DEVICE(0x14b2, 0x3c23), USB_DEVICE_DATA(&rt2800usb_ops) },
830         { USB_DEVICE(0x14b2, 0x3c25), USB_DEVICE_DATA(&rt2800usb_ops) },
831         { USB_DEVICE(0x14b2, 0x3c27), USB_DEVICE_DATA(&rt2800usb_ops) },
832         { USB_DEVICE(0x14b2, 0x3c28), USB_DEVICE_DATA(&rt2800usb_ops) },
833         /* Corega */
834         { USB_DEVICE(0x07aa, 0x002f), USB_DEVICE_DATA(&rt2800usb_ops) },
835         { USB_DEVICE(0x07aa, 0x003c), USB_DEVICE_DATA(&rt2800usb_ops) },
836         { USB_DEVICE(0x07aa, 0x003f), USB_DEVICE_DATA(&rt2800usb_ops) },
837         /* D-Link */
838         { USB_DEVICE(0x07d1, 0x3c09), USB_DEVICE_DATA(&rt2800usb_ops) },
839         { USB_DEVICE(0x07d1, 0x3c11), USB_DEVICE_DATA(&rt2800usb_ops) },
840         /* Edimax */
841         { USB_DEVICE(0x7392, 0x7717), USB_DEVICE_DATA(&rt2800usb_ops) },
842         { USB_DEVICE(0x7392, 0x7718), USB_DEVICE_DATA(&rt2800usb_ops) },
843         /* EnGenius */
844         { USB_DEVICE(0X1740, 0x9701), USB_DEVICE_DATA(&rt2800usb_ops) },
845         { USB_DEVICE(0x1740, 0x9702), USB_DEVICE_DATA(&rt2800usb_ops) },
846         /* Gigabyte */
847         { USB_DEVICE(0x1044, 0x800b), USB_DEVICE_DATA(&rt2800usb_ops) },
848         /* Hawking */
849         { USB_DEVICE(0x0e66, 0x0001), USB_DEVICE_DATA(&rt2800usb_ops) },
850         { USB_DEVICE(0x0e66, 0x0003), USB_DEVICE_DATA(&rt2800usb_ops) },
851         { USB_DEVICE(0x0e66, 0x0009), USB_DEVICE_DATA(&rt2800usb_ops) },
852         { USB_DEVICE(0x0e66, 0x000b), USB_DEVICE_DATA(&rt2800usb_ops) },
853         { USB_DEVICE(0x0e66, 0x0013), USB_DEVICE_DATA(&rt2800usb_ops) },
854         { USB_DEVICE(0x0e66, 0x0017), USB_DEVICE_DATA(&rt2800usb_ops) },
855         { USB_DEVICE(0x0e66, 0x0018), USB_DEVICE_DATA(&rt2800usb_ops) },
856         /* Linksys */
857         { USB_DEVICE(0x1737, 0x0070), USB_DEVICE_DATA(&rt2800usb_ops) },
858         { USB_DEVICE(0x1737, 0x0071), USB_DEVICE_DATA(&rt2800usb_ops) },
859         /* Logitec */
860         { USB_DEVICE(0x0789, 0x0162), USB_DEVICE_DATA(&rt2800usb_ops) },
861         { USB_DEVICE(0x0789, 0x0163), USB_DEVICE_DATA(&rt2800usb_ops) },
862         { USB_DEVICE(0x0789, 0x0164), USB_DEVICE_DATA(&rt2800usb_ops) },
863         /* Motorola */
864         { USB_DEVICE(0x100d, 0x9031), USB_DEVICE_DATA(&rt2800usb_ops) },
865         /* MSI */
866         { USB_DEVICE(0x0db0, 0x6899), USB_DEVICE_DATA(&rt2800usb_ops) },
867         /* Philips */
868         { USB_DEVICE(0x0471, 0x200f), USB_DEVICE_DATA(&rt2800usb_ops) },
869         /* Planex */
870         { USB_DEVICE(0x2019, 0xed06), USB_DEVICE_DATA(&rt2800usb_ops) },
871         /* Ralink */
872         { USB_DEVICE(0x148f, 0x2770), USB_DEVICE_DATA(&rt2800usb_ops) },
873         { USB_DEVICE(0x148f, 0x2870), USB_DEVICE_DATA(&rt2800usb_ops) },
874         /* Samsung */
875         { USB_DEVICE(0x04e8, 0x2018), USB_DEVICE_DATA(&rt2800usb_ops) },
876         /* Siemens */
877         { USB_DEVICE(0x129b, 0x1828), USB_DEVICE_DATA(&rt2800usb_ops) },
878         /* Sitecom */
879         { USB_DEVICE(0x0df6, 0x0017), USB_DEVICE_DATA(&rt2800usb_ops) },
880         { USB_DEVICE(0x0df6, 0x002b), USB_DEVICE_DATA(&rt2800usb_ops) },
881         { USB_DEVICE(0x0df6, 0x002c), USB_DEVICE_DATA(&rt2800usb_ops) },
882         { USB_DEVICE(0x0df6, 0x002d), USB_DEVICE_DATA(&rt2800usb_ops) },
883         { USB_DEVICE(0x0df6, 0x0039), USB_DEVICE_DATA(&rt2800usb_ops) },
884         { USB_DEVICE(0x0df6, 0x003b), USB_DEVICE_DATA(&rt2800usb_ops) },
885         { USB_DEVICE(0x0df6, 0x003d), USB_DEVICE_DATA(&rt2800usb_ops) },
886         { USB_DEVICE(0x0df6, 0x003f), USB_DEVICE_DATA(&rt2800usb_ops) },
887         /* SMC */
888         { USB_DEVICE(0x083a, 0x6618), USB_DEVICE_DATA(&rt2800usb_ops) },
889         { USB_DEVICE(0x083a, 0x7512), USB_DEVICE_DATA(&rt2800usb_ops) },
890         { USB_DEVICE(0x083a, 0x7522), USB_DEVICE_DATA(&rt2800usb_ops) },
891         { USB_DEVICE(0x083a, 0x8522), USB_DEVICE_DATA(&rt2800usb_ops) },
892         { USB_DEVICE(0x083a, 0xa618), USB_DEVICE_DATA(&rt2800usb_ops) },
893         { USB_DEVICE(0x083a, 0xb522), USB_DEVICE_DATA(&rt2800usb_ops) },
894         /* Sparklan */
895         { USB_DEVICE(0x15a9, 0x0006), USB_DEVICE_DATA(&rt2800usb_ops) },
896         /* Sweex */
897         { USB_DEVICE(0x177f, 0x0302), USB_DEVICE_DATA(&rt2800usb_ops) },
898         /* U-Media*/
899         { USB_DEVICE(0x157e, 0x300e), USB_DEVICE_DATA(&rt2800usb_ops) },
900         /* ZCOM */
901         { USB_DEVICE(0x0cde, 0x0022), USB_DEVICE_DATA(&rt2800usb_ops) },
902         { USB_DEVICE(0x0cde, 0x0025), USB_DEVICE_DATA(&rt2800usb_ops) },
903         /* Zinwell */
904         { USB_DEVICE(0x5a57, 0x0280), USB_DEVICE_DATA(&rt2800usb_ops) },
905         { USB_DEVICE(0x5a57, 0x0282), USB_DEVICE_DATA(&rt2800usb_ops) },
906         /* Zyxel */
907         { USB_DEVICE(0x0586, 0x3416), USB_DEVICE_DATA(&rt2800usb_ops) },
908 #ifdef CONFIG_RT2800USB_RT30XX
909         /* Abocom */
910         { USB_DEVICE(0x07b8, 0x3070), USB_DEVICE_DATA(&rt2800usb_ops) },
911         { USB_DEVICE(0x07b8, 0x3071), USB_DEVICE_DATA(&rt2800usb_ops) },
912         { USB_DEVICE(0x07b8, 0x3072), USB_DEVICE_DATA(&rt2800usb_ops) },
913         /* AirTies */
914         { USB_DEVICE(0x1eda, 0x2310), USB_DEVICE_DATA(&rt2800usb_ops) },
915         /* Allwin */
916         { USB_DEVICE(0x8516, 0x3070), USB_DEVICE_DATA(&rt2800usb_ops) },
917         { USB_DEVICE(0x8516, 0x3071), USB_DEVICE_DATA(&rt2800usb_ops) },
918         { USB_DEVICE(0x8516, 0x3072), USB_DEVICE_DATA(&rt2800usb_ops) },
919         /* ASUS */
920         { USB_DEVICE(0x0b05, 0x1784), USB_DEVICE_DATA(&rt2800usb_ops) },
921         /* AzureWave */
922         { USB_DEVICE(0x13d3, 0x3273), USB_DEVICE_DATA(&rt2800usb_ops) },
923         { USB_DEVICE(0x13d3, 0x3305), USB_DEVICE_DATA(&rt2800usb_ops) },
924         { USB_DEVICE(0x13d3, 0x3307), USB_DEVICE_DATA(&rt2800usb_ops) },
925         { USB_DEVICE(0x13d3, 0x3321), USB_DEVICE_DATA(&rt2800usb_ops) },
926         /* Conceptronic */
927         { USB_DEVICE(0x14b2, 0x3c12), USB_DEVICE_DATA(&rt2800usb_ops) },
928         /* Corega */
929         { USB_DEVICE(0x18c5, 0x0012), USB_DEVICE_DATA(&rt2800usb_ops) },
930         /* D-Link */
931         { USB_DEVICE(0x07d1, 0x3c0a), USB_DEVICE_DATA(&rt2800usb_ops) },
932         { USB_DEVICE(0x07d1, 0x3c0d), USB_DEVICE_DATA(&rt2800usb_ops) },
933         { USB_DEVICE(0x07d1, 0x3c0e), USB_DEVICE_DATA(&rt2800usb_ops) },
934         { USB_DEVICE(0x07d1, 0x3c0f), USB_DEVICE_DATA(&rt2800usb_ops) },
935         { USB_DEVICE(0x07d1, 0x3c16), USB_DEVICE_DATA(&rt2800usb_ops) },
936         /* Draytek */
937         { USB_DEVICE(0x07fa, 0x7712), USB_DEVICE_DATA(&rt2800usb_ops) },
938         /* Edimax */
939         { USB_DEVICE(0x7392, 0x7711), USB_DEVICE_DATA(&rt2800usb_ops) },
940         /* Encore */
941         { USB_DEVICE(0x203d, 0x1480), USB_DEVICE_DATA(&rt2800usb_ops) },
942         { USB_DEVICE(0x203d, 0x14a9), USB_DEVICE_DATA(&rt2800usb_ops) },
943         /* EnGenius */
944         { USB_DEVICE(0x1740, 0x9703), USB_DEVICE_DATA(&rt2800usb_ops) },
945         { USB_DEVICE(0x1740, 0x9705), USB_DEVICE_DATA(&rt2800usb_ops) },
946         { USB_DEVICE(0x1740, 0x9706), USB_DEVICE_DATA(&rt2800usb_ops) },
947         { USB_DEVICE(0x1740, 0x9707), USB_DEVICE_DATA(&rt2800usb_ops) },
948         { USB_DEVICE(0x1740, 0x9708), USB_DEVICE_DATA(&rt2800usb_ops) },
949         { USB_DEVICE(0x1740, 0x9709), USB_DEVICE_DATA(&rt2800usb_ops) },
950         /* Gigabyte */
951         { USB_DEVICE(0x1044, 0x800d), USB_DEVICE_DATA(&rt2800usb_ops) },
952         /* I-O DATA */
953         { USB_DEVICE(0x04bb, 0x0945), USB_DEVICE_DATA(&rt2800usb_ops) },
954         { USB_DEVICE(0x04bb, 0x0947), USB_DEVICE_DATA(&rt2800usb_ops) },
955         { USB_DEVICE(0x04bb, 0x0948), USB_DEVICE_DATA(&rt2800usb_ops) },
956         /* Logitec */
957         { USB_DEVICE(0x0789, 0x0166), USB_DEVICE_DATA(&rt2800usb_ops) },
958         /* MSI */
959         { USB_DEVICE(0x0db0, 0x3820), USB_DEVICE_DATA(&rt2800usb_ops) },
960         { USB_DEVICE(0x0db0, 0x3821), USB_DEVICE_DATA(&rt2800usb_ops) },
961         { USB_DEVICE(0x0db0, 0x3822), USB_DEVICE_DATA(&rt2800usb_ops) },
962         { USB_DEVICE(0x0db0, 0x3870), USB_DEVICE_DATA(&rt2800usb_ops) },
963         { USB_DEVICE(0x0db0, 0x3871), USB_DEVICE_DATA(&rt2800usb_ops) },
964         { USB_DEVICE(0x0db0, 0x821a), USB_DEVICE_DATA(&rt2800usb_ops) },
965         { USB_DEVICE(0x0db0, 0x822a), USB_DEVICE_DATA(&rt2800usb_ops) },
966         { USB_DEVICE(0x0db0, 0x822b), USB_DEVICE_DATA(&rt2800usb_ops) },
967         { USB_DEVICE(0x0db0, 0x822c), USB_DEVICE_DATA(&rt2800usb_ops) },
968         { USB_DEVICE(0x0db0, 0x870a), USB_DEVICE_DATA(&rt2800usb_ops) },
969         { USB_DEVICE(0x0db0, 0x871a), USB_DEVICE_DATA(&rt2800usb_ops) },
970         { USB_DEVICE(0x0db0, 0x871b), USB_DEVICE_DATA(&rt2800usb_ops) },
971         { USB_DEVICE(0x0db0, 0x871c), USB_DEVICE_DATA(&rt2800usb_ops) },
972         { USB_DEVICE(0x0db0, 0x899a), USB_DEVICE_DATA(&rt2800usb_ops) },
973         /* Para */
974         { USB_DEVICE(0x20b8, 0x8888), USB_DEVICE_DATA(&rt2800usb_ops) },
975         /* Pegatron */
976         { USB_DEVICE(0x1d4d, 0x000c), USB_DEVICE_DATA(&rt2800usb_ops) },
977         { USB_DEVICE(0x1d4d, 0x000e), USB_DEVICE_DATA(&rt2800usb_ops) },
978         /* Planex */
979         { USB_DEVICE(0x2019, 0xab25), USB_DEVICE_DATA(&rt2800usb_ops) },
980         /* Quanta */
981         { USB_DEVICE(0x1a32, 0x0304), USB_DEVICE_DATA(&rt2800usb_ops) },
982         /* Ralink */
983         { USB_DEVICE(0x148f, 0x2070), USB_DEVICE_DATA(&rt2800usb_ops) },
984         { USB_DEVICE(0x148f, 0x3070), USB_DEVICE_DATA(&rt2800usb_ops) },
985         { USB_DEVICE(0x148f, 0x3071), USB_DEVICE_DATA(&rt2800usb_ops) },
986         { USB_DEVICE(0x148f, 0x3072), USB_DEVICE_DATA(&rt2800usb_ops) },
987         /* Sitecom */
988         { USB_DEVICE(0x0df6, 0x003e), USB_DEVICE_DATA(&rt2800usb_ops) },
989         { USB_DEVICE(0x0df6, 0x0040), USB_DEVICE_DATA(&rt2800usb_ops) },
990         { USB_DEVICE(0x0df6, 0x0042), USB_DEVICE_DATA(&rt2800usb_ops) },
991         { USB_DEVICE(0x0df6, 0x0047), USB_DEVICE_DATA(&rt2800usb_ops) },
992         { USB_DEVICE(0x0df6, 0x0048), USB_DEVICE_DATA(&rt2800usb_ops) },
993         /* SMC */
994         { USB_DEVICE(0x083a, 0x7511), USB_DEVICE_DATA(&rt2800usb_ops) },
995         { USB_DEVICE(0x083a, 0xa701), USB_DEVICE_DATA(&rt2800usb_ops) },
996         { USB_DEVICE(0x083a, 0xa702), USB_DEVICE_DATA(&rt2800usb_ops) },
997         { USB_DEVICE(0x083a, 0xa703), USB_DEVICE_DATA(&rt2800usb_ops) },
998         /* Zinwell */
999         { USB_DEVICE(0x5a57, 0x0283), USB_DEVICE_DATA(&rt2800usb_ops) },
1000         { USB_DEVICE(0x5a57, 0x5257), USB_DEVICE_DATA(&rt2800usb_ops) },
1001 #endif
1002 #ifdef CONFIG_RT2800USB_RT35XX
1003         /* Allwin */
1004         { USB_DEVICE(0x8516, 0x3572), USB_DEVICE_DATA(&rt2800usb_ops) },
1005         /* Askey */
1006         { USB_DEVICE(0x1690, 0x0744), USB_DEVICE_DATA(&rt2800usb_ops) },
1007         /* Cisco */
1008         { USB_DEVICE(0x167b, 0x4001), USB_DEVICE_DATA(&rt2800usb_ops) },
1009         /* EnGenius */
1010         { USB_DEVICE(0x1740, 0x9801), USB_DEVICE_DATA(&rt2800usb_ops) },
1011         /* I-O DATA */
1012         { USB_DEVICE(0x04bb, 0x0944), USB_DEVICE_DATA(&rt2800usb_ops) },
1013         /* Ralink */
1014         { USB_DEVICE(0x148f, 0x3370), USB_DEVICE_DATA(&rt2800usb_ops) },
1015         { USB_DEVICE(0x148f, 0x3572), USB_DEVICE_DATA(&rt2800usb_ops) },
1016         { USB_DEVICE(0x148f, 0x8070), USB_DEVICE_DATA(&rt2800usb_ops) },
1017         /* Sitecom */
1018         { USB_DEVICE(0x0df6, 0x0041), USB_DEVICE_DATA(&rt2800usb_ops) },
1019         { USB_DEVICE(0x0df6, 0x0050), USB_DEVICE_DATA(&rt2800usb_ops) },
1020         /* Zinwell */
1021         { USB_DEVICE(0x5a57, 0x0284), USB_DEVICE_DATA(&rt2800usb_ops) },
1022 #endif
1023 #ifdef CONFIG_RT2800USB_UNKNOWN
1024         /*
1025          * Unclear what kind of devices these are (they aren't supported by the
1026          * vendor linux driver).
1027          */
1028         /* Amigo */
1029         { USB_DEVICE(0x0e0b, 0x9031), USB_DEVICE_DATA(&rt2800usb_ops) },
1030         { USB_DEVICE(0x0e0b, 0x9041), USB_DEVICE_DATA(&rt2800usb_ops) },
1031         /* ASUS */
1032         { USB_DEVICE(0x0b05, 0x1760), USB_DEVICE_DATA(&rt2800usb_ops) },
1033         { USB_DEVICE(0x0b05, 0x1761), USB_DEVICE_DATA(&rt2800usb_ops) },
1034         { USB_DEVICE(0x0b05, 0x1790), USB_DEVICE_DATA(&rt2800usb_ops) },
1035         { USB_DEVICE(0x1761, 0x0b05), USB_DEVICE_DATA(&rt2800usb_ops) },
1036         /* AzureWave */
1037         { USB_DEVICE(0x13d3, 0x3262), USB_DEVICE_DATA(&rt2800usb_ops) },
1038         { USB_DEVICE(0x13d3, 0x3284), USB_DEVICE_DATA(&rt2800usb_ops) },
1039         { USB_DEVICE(0x13d3, 0x3322), USB_DEVICE_DATA(&rt2800usb_ops) },
1040         /* Belkin */
1041         { USB_DEVICE(0x050d, 0x825a), USB_DEVICE_DATA(&rt2800usb_ops) },
1042         /* Buffalo */
1043         { USB_DEVICE(0x0411, 0x012e), USB_DEVICE_DATA(&rt2800usb_ops) },
1044         { USB_DEVICE(0x0411, 0x0148), USB_DEVICE_DATA(&rt2800usb_ops) },
1045         { USB_DEVICE(0x0411, 0x0150), USB_DEVICE_DATA(&rt2800usb_ops) },
1046         { USB_DEVICE(0x0411, 0x015d), USB_DEVICE_DATA(&rt2800usb_ops) },
1047         /* Conceptronic */
1048         { USB_DEVICE(0x14b2, 0x3c08), USB_DEVICE_DATA(&rt2800usb_ops) },
1049         { USB_DEVICE(0x14b2, 0x3c11), USB_DEVICE_DATA(&rt2800usb_ops) },
1050         /* Corega */
1051         { USB_DEVICE(0x07aa, 0x0041), USB_DEVICE_DATA(&rt2800usb_ops) },
1052         { USB_DEVICE(0x07aa, 0x0042), USB_DEVICE_DATA(&rt2800usb_ops) },
1053         { USB_DEVICE(0x18c5, 0x0008), USB_DEVICE_DATA(&rt2800usb_ops) },
1054         /* D-Link */
1055         { USB_DEVICE(0x07d1, 0x3c0b), USB_DEVICE_DATA(&rt2800usb_ops) },
1056         { USB_DEVICE(0x07d1, 0x3c13), USB_DEVICE_DATA(&rt2800usb_ops) },
1057         { USB_DEVICE(0x07d1, 0x3c15), USB_DEVICE_DATA(&rt2800usb_ops) },
1058         { USB_DEVICE(0x07d1, 0x3c17), USB_DEVICE_DATA(&rt2800usb_ops) },
1059         /* Encore */
1060         { USB_DEVICE(0x203d, 0x14a1), USB_DEVICE_DATA(&rt2800usb_ops) },
1061         /* Gemtek */
1062         { USB_DEVICE(0x15a9, 0x0010), USB_DEVICE_DATA(&rt2800usb_ops) },
1063         /* Gigabyte */
1064         { USB_DEVICE(0x1044, 0x800c), USB_DEVICE_DATA(&rt2800usb_ops) },
1065         /* LevelOne */
1066         { USB_DEVICE(0x1740, 0x0605), USB_DEVICE_DATA(&rt2800usb_ops) },
1067         { USB_DEVICE(0x1740, 0x0615), USB_DEVICE_DATA(&rt2800usb_ops) },
1068         /* Linksys */
1069         { USB_DEVICE(0x1737, 0x0077), USB_DEVICE_DATA(&rt2800usb_ops) },
1070         { USB_DEVICE(0x1737, 0x0078), USB_DEVICE_DATA(&rt2800usb_ops) },
1071         { USB_DEVICE(0x1737, 0x0079), USB_DEVICE_DATA(&rt2800usb_ops) },
1072         /* Motorola */
1073         { USB_DEVICE(0x100d, 0x9032), USB_DEVICE_DATA(&rt2800usb_ops) },
1074         /* Ovislink */
1075         { USB_DEVICE(0x1b75, 0x3071), USB_DEVICE_DATA(&rt2800usb_ops) },
1076         { USB_DEVICE(0x1b75, 0x3072), USB_DEVICE_DATA(&rt2800usb_ops) },
1077         /* Pegatron */
1078         { USB_DEVICE(0x05a6, 0x0101), USB_DEVICE_DATA(&rt2800usb_ops) },
1079         { USB_DEVICE(0x1d4d, 0x0002), USB_DEVICE_DATA(&rt2800usb_ops) },
1080         { USB_DEVICE(0x1d4d, 0x0010), USB_DEVICE_DATA(&rt2800usb_ops) },
1081         { USB_DEVICE(0x1d4d, 0x0011), USB_DEVICE_DATA(&rt2800usb_ops) },
1082         /* Planex */
1083         { USB_DEVICE(0x2019, 0xab24), USB_DEVICE_DATA(&rt2800usb_ops) },
1084         /* Qcom */
1085         { USB_DEVICE(0x18e8, 0x6259), USB_DEVICE_DATA(&rt2800usb_ops) },
1086         /* SMC */
1087         { USB_DEVICE(0x083a, 0xa512), USB_DEVICE_DATA(&rt2800usb_ops) },
1088         { USB_DEVICE(0x083a, 0xc522), USB_DEVICE_DATA(&rt2800usb_ops) },
1089         { USB_DEVICE(0x083a, 0xd522), USB_DEVICE_DATA(&rt2800usb_ops) },
1090         { USB_DEVICE(0x083a, 0xf511), USB_DEVICE_DATA(&rt2800usb_ops) },
1091         /* Sweex */
1092         { USB_DEVICE(0x177f, 0x0153), USB_DEVICE_DATA(&rt2800usb_ops) },
1093         { USB_DEVICE(0x177f, 0x0313), USB_DEVICE_DATA(&rt2800usb_ops) },
1094         /* Zyxel */
1095         { USB_DEVICE(0x0586, 0x341a), USB_DEVICE_DATA(&rt2800usb_ops) },
1096 #endif
1097         { 0, }
1098 };
1099
1100 MODULE_AUTHOR(DRV_PROJECT);
1101 MODULE_VERSION(DRV_VERSION);
1102 MODULE_DESCRIPTION("Ralink RT2800 USB Wireless LAN driver.");
1103 MODULE_SUPPORTED_DEVICE("Ralink RT2870 USB chipset based cards");
1104 MODULE_DEVICE_TABLE(usb, rt2800usb_device_table);
1105 MODULE_FIRMWARE(FIRMWARE_RT2870);
1106 MODULE_LICENSE("GPL");
1107
1108 static struct usb_driver rt2800usb_driver = {
1109         .name           = KBUILD_MODNAME,
1110         .id_table       = rt2800usb_device_table,
1111         .probe          = rt2x00usb_probe,
1112         .disconnect     = rt2x00usb_disconnect,
1113         .suspend        = rt2x00usb_suspend,
1114         .resume         = rt2x00usb_resume,
1115 };
1116
1117 static int __init rt2800usb_init(void)
1118 {
1119         return usb_register(&rt2800usb_driver);
1120 }
1121
1122 static void __exit rt2800usb_exit(void)
1123 {
1124         usb_deregister(&rt2800usb_driver);
1125 }
1126
1127 module_init(rt2800usb_init);
1128 module_exit(rt2800usb_exit);