source: src/linux/universal/linux-4.9/drivers/bluetooth/ath3k.c @ 31662

Last change on this file since 31662 was 31662, checked in by brainslayer, 8 days ago

use new squashfs in all kernels

File size: 16.0 KB
Line 
1/*
2 * Copyright (c) 2008-2009 Atheros Communications Inc.
3 *
4 *  This program is free software; you can redistribute it and/or modify
5 *  it under the terms of the GNU General Public License as published by
6 *  the Free Software Foundation; either version 2 of the License, or
7 *  (at your option) any later version.
8 *
9 *  This program is distributed in the hope that it will be useful,
10 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
11 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 *  GNU General Public License for more details.
13 *
14 *  You should have received a copy of the GNU General Public License
15 *  along with this program; if not, write to the Free Software
16 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
17 *
18 */
19
20
21#include <linux/module.h>
22#include <linux/kernel.h>
23#include <linux/init.h>
24#include <linux/slab.h>
25#include <linux/types.h>
26#include <linux/errno.h>
27#include <linux/device.h>
28#include <linux/firmware.h>
29#include <linux/usb.h>
30#include <asm/unaligned.h>
31#include <net/bluetooth/bluetooth.h>
32
33#define VERSION "1.0"
34#define ATH3K_FIRMWARE  "ath3k-1.fw"
35
36#define ATH3K_DNLOAD                            0x01
37#define ATH3K_GETSTATE                          0x05
38#define ATH3K_SET_NORMAL_MODE                   0x07
39#define ATH3K_GETVERSION                        0x09
40#define USB_REG_SWITCH_VID_PID                  0x0a
41
42#define ATH3K_MODE_MASK                         0x3F
43#define ATH3K_NORMAL_MODE                       0x0E
44
45#define ATH3K_PATCH_UPDATE                      0x80
46#define ATH3K_SYSCFG_UPDATE                     0x40
47
48#define ATH3K_XTAL_FREQ_26M                     0x00
49#define ATH3K_XTAL_FREQ_40M                     0x01
50#define ATH3K_XTAL_FREQ_19P2                    0x02
51#define ATH3K_NAME_LEN                          0xFF
52
53struct ath3k_version {
54        __le32  rom_version;
55        __le32  build_version;
56        __le32  ram_version;
57        __u8    ref_clock;
58        __u8    reserved[7];
59} __packed;
60
61static const struct usb_device_id ath3k_table[] = {
62        /* Atheros AR3011 */
63        { USB_DEVICE(0x0CF3, 0x3000) },
64
65        /* Atheros AR3011 with sflash firmware*/
66        { USB_DEVICE(0x0489, 0xE027) },
67        { USB_DEVICE(0x0489, 0xE03D) },
68        { USB_DEVICE(0x04F2, 0xAFF1) },
69        { USB_DEVICE(0x0930, 0x0215) },
70        { USB_DEVICE(0x0CF3, 0x3002) },
71        { USB_DEVICE(0x0CF3, 0xE019) },
72        { USB_DEVICE(0x13d3, 0x3304) },
73
74        /* Atheros AR9285 Malbec with sflash firmware */
75        { USB_DEVICE(0x03F0, 0x311D) },
76
77        /* Atheros AR3012 with sflash firmware*/
78        { USB_DEVICE(0x0489, 0xe04d) },
79        { USB_DEVICE(0x0489, 0xe04e) },
80        { USB_DEVICE(0x0489, 0xe057) },
81        { USB_DEVICE(0x0489, 0xe056) },
82        { USB_DEVICE(0x0489, 0xe05f) },
83        { USB_DEVICE(0x0489, 0xe076) },
84        { USB_DEVICE(0x0489, 0xe078) },
85        { USB_DEVICE(0x0489, 0xe095) },
86        { USB_DEVICE(0x04c5, 0x1330) },
87        { USB_DEVICE(0x04CA, 0x3004) },
88        { USB_DEVICE(0x04CA, 0x3005) },
89        { USB_DEVICE(0x04CA, 0x3006) },
90        { USB_DEVICE(0x04CA, 0x3007) },
91        { USB_DEVICE(0x04CA, 0x3008) },
92        { USB_DEVICE(0x04CA, 0x300b) },
93        { USB_DEVICE(0x04CA, 0x300d) },
94        { USB_DEVICE(0x04CA, 0x300f) },
95        { USB_DEVICE(0x04CA, 0x3010) },
96        { USB_DEVICE(0x04CA, 0x3014) },
97        { USB_DEVICE(0x04CA, 0x3018) },
98        { USB_DEVICE(0x0930, 0x0219) },
99        { USB_DEVICE(0x0930, 0x021c) },
100        { USB_DEVICE(0x0930, 0x0220) },
101        { USB_DEVICE(0x0930, 0x0227) },
102        { USB_DEVICE(0x0b05, 0x17d0) },
103        { USB_DEVICE(0x0CF3, 0x0036) },
104        { USB_DEVICE(0x0CF3, 0x3004) },
105        { USB_DEVICE(0x0CF3, 0x3008) },
106        { USB_DEVICE(0x0CF3, 0x311D) },
107        { USB_DEVICE(0x0CF3, 0x311E) },
108        { USB_DEVICE(0x0CF3, 0x311F) },
109        { USB_DEVICE(0x0cf3, 0x3121) },
110        { USB_DEVICE(0x0CF3, 0x817a) },
111        { USB_DEVICE(0x0CF3, 0x817b) },
112        { USB_DEVICE(0x0cf3, 0xe003) },
113        { USB_DEVICE(0x0CF3, 0xE004) },
114        { USB_DEVICE(0x0CF3, 0xE005) },
115        { USB_DEVICE(0x0CF3, 0xE006) },
116        { USB_DEVICE(0x13d3, 0x3362) },
117        { USB_DEVICE(0x13d3, 0x3375) },
118        { USB_DEVICE(0x13d3, 0x3393) },
119        { USB_DEVICE(0x13d3, 0x3395) },
120        { USB_DEVICE(0x13d3, 0x3402) },
121        { USB_DEVICE(0x13d3, 0x3408) },
122        { USB_DEVICE(0x13d3, 0x3423) },
123        { USB_DEVICE(0x13d3, 0x3432) },
124        { USB_DEVICE(0x13d3, 0x3472) },
125        { USB_DEVICE(0x13d3, 0x3474) },
126        { USB_DEVICE(0x13d3, 0x3487) },
127        { USB_DEVICE(0x13d3, 0x3490) },
128
129        /* Atheros AR5BBU12 with sflash firmware */
130        { USB_DEVICE(0x0489, 0xE02C) },
131
132        /* Atheros AR5BBU22 with sflash firmware */
133        { USB_DEVICE(0x0489, 0xE036) },
134        { USB_DEVICE(0x0489, 0xE03C) },
135
136        { }     /* Terminating entry */
137};
138
139MODULE_DEVICE_TABLE(usb, ath3k_table);
140
141#define BTUSB_ATH3012           0x80
142/* This table is to load patch and sysconfig files
143 * for AR3012 */
144static const struct usb_device_id ath3k_blist_tbl[] = {
145
146        /* Atheros AR3012 with sflash firmware*/
147        { USB_DEVICE(0x0489, 0xe04e), .driver_info = BTUSB_ATH3012 },
148        { USB_DEVICE(0x0489, 0xe04d), .driver_info = BTUSB_ATH3012 },
149        { USB_DEVICE(0x0489, 0xe056), .driver_info = BTUSB_ATH3012 },
150        { USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 },
151        { USB_DEVICE(0x0489, 0xe05f), .driver_info = BTUSB_ATH3012 },
152        { USB_DEVICE(0x0489, 0xe076), .driver_info = BTUSB_ATH3012 },
153        { USB_DEVICE(0x0489, 0xe078), .driver_info = BTUSB_ATH3012 },
154        { USB_DEVICE(0x0489, 0xe095), .driver_info = BTUSB_ATH3012 },
155        { USB_DEVICE(0x04c5, 0x1330), .driver_info = BTUSB_ATH3012 },
156        { USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 },
157        { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 },
158        { USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 },
159        { USB_DEVICE(0x04ca, 0x3007), .driver_info = BTUSB_ATH3012 },
160        { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 },
161        { USB_DEVICE(0x04ca, 0x300b), .driver_info = BTUSB_ATH3012 },
162        { USB_DEVICE(0x04ca, 0x300d), .driver_info = BTUSB_ATH3012 },
163        { USB_DEVICE(0x04ca, 0x300f), .driver_info = BTUSB_ATH3012 },
164        { USB_DEVICE(0x04ca, 0x3010), .driver_info = BTUSB_ATH3012 },
165        { USB_DEVICE(0x04ca, 0x3014), .driver_info = BTUSB_ATH3012 },
166        { USB_DEVICE(0x04ca, 0x3018), .driver_info = BTUSB_ATH3012 },
167        { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 },
168        { USB_DEVICE(0x0930, 0x021c), .driver_info = BTUSB_ATH3012 },
169        { USB_DEVICE(0x0930, 0x0220), .driver_info = BTUSB_ATH3012 },
170        { USB_DEVICE(0x0930, 0x0227), .driver_info = BTUSB_ATH3012 },
171        { USB_DEVICE(0x0b05, 0x17d0), .driver_info = BTUSB_ATH3012 },
172        { USB_DEVICE(0x0CF3, 0x0036), .driver_info = BTUSB_ATH3012 },
173        { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 },
174        { USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 },
175        { USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 },
176        { USB_DEVICE(0x0cf3, 0x311E), .driver_info = BTUSB_ATH3012 },
177        { USB_DEVICE(0x0cf3, 0x311F), .driver_info = BTUSB_ATH3012 },
178        { USB_DEVICE(0x0cf3, 0x3121), .driver_info = BTUSB_ATH3012 },
179        { USB_DEVICE(0x0CF3, 0x817a), .driver_info = BTUSB_ATH3012 },
180        { USB_DEVICE(0x0CF3, 0x817b), .driver_info = BTUSB_ATH3012 },
181        { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 },
182        { USB_DEVICE(0x0cf3, 0xe005), .driver_info = BTUSB_ATH3012 },
183        { USB_DEVICE(0x0cf3, 0xe006), .driver_info = BTUSB_ATH3012 },
184        { USB_DEVICE(0x0cf3, 0xe003), .driver_info = BTUSB_ATH3012 },
185        { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 },
186        { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 },
187        { USB_DEVICE(0x13d3, 0x3393), .driver_info = BTUSB_ATH3012 },
188        { USB_DEVICE(0x13d3, 0x3395), .driver_info = BTUSB_ATH3012 },
189        { USB_DEVICE(0x13d3, 0x3402), .driver_info = BTUSB_ATH3012 },
190        { USB_DEVICE(0x13d3, 0x3408), .driver_info = BTUSB_ATH3012 },
191        { USB_DEVICE(0x13d3, 0x3423), .driver_info = BTUSB_ATH3012 },
192        { USB_DEVICE(0x13d3, 0x3432), .driver_info = BTUSB_ATH3012 },
193        { USB_DEVICE(0x13d3, 0x3472), .driver_info = BTUSB_ATH3012 },
194        { USB_DEVICE(0x13d3, 0x3474), .driver_info = BTUSB_ATH3012 },
195        { USB_DEVICE(0x13d3, 0x3487), .driver_info = BTUSB_ATH3012 },
196        { USB_DEVICE(0x13d3, 0x3490), .driver_info = BTUSB_ATH3012 },
197
198        /* Atheros AR5BBU22 with sflash firmware */
199        { USB_DEVICE(0x0489, 0xE036), .driver_info = BTUSB_ATH3012 },
200        { USB_DEVICE(0x0489, 0xE03C), .driver_info = BTUSB_ATH3012 },
201
202        { }     /* Terminating entry */
203};
204
205#define USB_REQ_DFU_DNLOAD      1
206#define BULK_SIZE               4096
207#define FW_HDR_SIZE             20
208#define TIMEGAP_USEC_MIN        50
209#define TIMEGAP_USEC_MAX        100
210
211static int ath3k_load_firmware(struct usb_device *udev,
212                                const struct firmware *firmware)
213{
214        u8 *send_buf;
215        int len = 0;
216        int err, pipe, size, sent = 0;
217        int count = firmware->size;
218
219        BT_DBG("udev %p", udev);
220
221        pipe = usb_sndctrlpipe(udev, 0);
222
223        send_buf = kmalloc(BULK_SIZE, GFP_KERNEL);
224        if (!send_buf) {
225                BT_ERR("Can't allocate memory chunk for firmware");
226                return -ENOMEM;
227        }
228
229        memcpy(send_buf, firmware->data, 20);
230        err = usb_control_msg(udev, pipe, USB_REQ_DFU_DNLOAD, USB_TYPE_VENDOR,
231                              0, 0, send_buf, 20, USB_CTRL_SET_TIMEOUT);
232        if (err < 0) {
233                BT_ERR("Can't change to loading configuration err");
234                goto error;
235        }
236        sent += 20;
237        count -= 20;
238
239        pipe = usb_sndbulkpipe(udev, 0x02);
240
241        while (count) {
242                /* workaround the compatibility issue with xHCI controller*/
243                usleep_range(TIMEGAP_USEC_MIN, TIMEGAP_USEC_MAX);
244
245                size = min_t(uint, count, BULK_SIZE);
246                memcpy(send_buf, firmware->data + sent, size);
247
248                err = usb_bulk_msg(udev, pipe, send_buf, size,
249                                        &len, 3000);
250
251                if (err || (len != size)) {
252                        BT_ERR("Error in firmware loading err = %d,"
253                                "len = %d, size = %d", err, len, size);
254                        goto error;
255                }
256
257                sent  += size;
258                count -= size;
259        }
260
261error:
262        kfree(send_buf);
263        return err;
264}
265
266static int ath3k_get_state(struct usb_device *udev, unsigned char *state)
267{
268        int ret, pipe = 0;
269        char *buf;
270
271        buf = kmalloc(sizeof(*buf), GFP_KERNEL);
272        if (!buf)
273                return -ENOMEM;
274
275        pipe = usb_rcvctrlpipe(udev, 0);
276        ret = usb_control_msg(udev, pipe, ATH3K_GETSTATE,
277                              USB_TYPE_VENDOR | USB_DIR_IN, 0, 0,
278                              buf, sizeof(*buf), USB_CTRL_SET_TIMEOUT);
279
280        *state = *buf;
281        kfree(buf);
282
283        return ret;
284}
285
286static int ath3k_get_version(struct usb_device *udev,
287                        struct ath3k_version *version)
288{
289        int ret, pipe = 0;
290        struct ath3k_version *buf;
291        const int size = sizeof(*buf);
292
293        buf = kmalloc(size, GFP_KERNEL);
294        if (!buf)
295                return -ENOMEM;
296
297        pipe = usb_rcvctrlpipe(udev, 0);
298        ret = usb_control_msg(udev, pipe, ATH3K_GETVERSION,
299                              USB_TYPE_VENDOR | USB_DIR_IN, 0, 0,
300                              buf, size, USB_CTRL_SET_TIMEOUT);
301
302        memcpy(version, buf, size);
303        kfree(buf);
304
305        return ret;
306}
307
308static int ath3k_load_fwfile(struct usb_device *udev,
309                const struct firmware *firmware)
310{
311        u8 *send_buf;
312        int len = 0;
313        int err, pipe, size, count, sent = 0;
314        int ret;
315
316        count = firmware->size;
317
318        send_buf = kmalloc(BULK_SIZE, GFP_KERNEL);
319        if (!send_buf) {
320                BT_ERR("Can't allocate memory chunk for firmware");
321                return -ENOMEM;
322        }
323
324        size = min_t(uint, count, FW_HDR_SIZE);
325        memcpy(send_buf, firmware->data, size);
326
327        pipe = usb_sndctrlpipe(udev, 0);
328        ret = usb_control_msg(udev, pipe, ATH3K_DNLOAD,
329                        USB_TYPE_VENDOR, 0, 0, send_buf,
330                        size, USB_CTRL_SET_TIMEOUT);
331        if (ret < 0) {
332                BT_ERR("Can't change to loading configuration err");
333                kfree(send_buf);
334                return ret;
335        }
336
337        sent += size;
338        count -= size;
339
340        pipe = usb_sndbulkpipe(udev, 0x02);
341
342        while (count) {
343                /* workaround the compatibility issue with xHCI controller*/
344                usleep_range(TIMEGAP_USEC_MIN, TIMEGAP_USEC_MAX);
345
346                size = min_t(uint, count, BULK_SIZE);
347                memcpy(send_buf, firmware->data + sent, size);
348
349                err = usb_bulk_msg(udev, pipe, send_buf, size,
350                                        &len, 3000);
351                if (err || (len != size)) {
352                        BT_ERR("Error in firmware loading err = %d,"
353                                "len = %d, size = %d", err, len, size);
354                        kfree(send_buf);
355                        return err;
356                }
357                sent  += size;
358                count -= size;
359        }
360
361        kfree(send_buf);
362        return 0;
363}
364
365static int ath3k_switch_pid(struct usb_device *udev)
366{
367        int pipe = 0;
368
369        pipe = usb_sndctrlpipe(udev, 0);
370        return usb_control_msg(udev, pipe, USB_REG_SWITCH_VID_PID,
371                        USB_TYPE_VENDOR, 0, 0,
372                        NULL, 0, USB_CTRL_SET_TIMEOUT);
373}
374
375static int ath3k_set_normal_mode(struct usb_device *udev)
376{
377        unsigned char fw_state;
378        int pipe = 0, ret;
379
380        ret = ath3k_get_state(udev, &fw_state);
381        if (ret < 0) {
382                BT_ERR("Can't get state to change to normal mode err");
383                return ret;
384        }
385
386        if ((fw_state & ATH3K_MODE_MASK) == ATH3K_NORMAL_MODE) {
387                BT_DBG("firmware was already in normal mode");
388                return 0;
389        }
390
391        pipe = usb_sndctrlpipe(udev, 0);
392        return usb_control_msg(udev, pipe, ATH3K_SET_NORMAL_MODE,
393                        USB_TYPE_VENDOR, 0, 0,
394                        NULL, 0, USB_CTRL_SET_TIMEOUT);
395}
396
397static int ath3k_load_patch(struct usb_device *udev)
398{
399        unsigned char fw_state;
400        char filename[ATH3K_NAME_LEN] = {0};
401        const struct firmware *firmware;
402        struct ath3k_version fw_version;
403        __u32 pt_rom_version, pt_build_version;
404        int ret;
405
406        ret = ath3k_get_state(udev, &fw_state);
407        if (ret < 0) {
408                BT_ERR("Can't get state to change to load ram patch err");
409                return ret;
410        }
411
412        if (fw_state & ATH3K_PATCH_UPDATE) {
413                BT_DBG("Patch was already downloaded");
414                return 0;
415        }
416
417        ret = ath3k_get_version(udev, &fw_version);
418        if (ret < 0) {
419                BT_ERR("Can't get version to change to load ram patch err");
420                return ret;
421        }
422
423        snprintf(filename, ATH3K_NAME_LEN, "ar3k/AthrBT_0x%08x.dfu",
424                 le32_to_cpu(fw_version.rom_version));
425
426        ret = request_firmware(&firmware, filename, &udev->dev);
427        if (ret < 0) {
428                BT_ERR("Patch file not found %s", filename);
429                return ret;
430        }
431
432        pt_rom_version = get_unaligned_le32(firmware->data +
433                                            firmware->size - 8);
434        pt_build_version = get_unaligned_le32(firmware->data +
435                                              firmware->size - 4);
436
437        if (pt_rom_version != le32_to_cpu(fw_version.rom_version) ||
438            pt_build_version <= le32_to_cpu(fw_version.build_version)) {
439                BT_ERR("Patch file version did not match with firmware");
440                release_firmware(firmware);
441                return -EINVAL;
442        }
443
444        ret = ath3k_load_fwfile(udev, firmware);
445        release_firmware(firmware);
446
447        return ret;
448}
449
450static int ath3k_load_syscfg(struct usb_device *udev)
451{
452        unsigned char fw_state;
453        char filename[ATH3K_NAME_LEN] = {0};
454        const struct firmware *firmware;
455        struct ath3k_version fw_version;
456        int clk_value, ret;
457
458        ret = ath3k_get_state(udev, &fw_state);
459        if (ret < 0) {
460                BT_ERR("Can't get state to change to load configuration err");
461                return -EBUSY;
462        }
463
464        ret = ath3k_get_version(udev, &fw_version);
465        if (ret < 0) {
466                BT_ERR("Can't get version to change to load ram patch err");
467                return ret;
468        }
469
470        switch (fw_version.ref_clock) {
471
472        case ATH3K_XTAL_FREQ_26M:
473                clk_value = 26;
474                break;
475        case ATH3K_XTAL_FREQ_40M:
476                clk_value = 40;
477                break;
478        case ATH3K_XTAL_FREQ_19P2:
479                clk_value = 19;
480                break;
481        default:
482                clk_value = 0;
483                break;
484        }
485
486        snprintf(filename, ATH3K_NAME_LEN, "ar3k/ramps_0x%08x_%d%s",
487                le32_to_cpu(fw_version.rom_version), clk_value, ".dfu");
488
489        ret = request_firmware(&firmware, filename, &udev->dev);
490        if (ret < 0) {
491                BT_ERR("Configuration file not found %s", filename);
492                return ret;
493        }
494
495        ret = ath3k_load_fwfile(udev, firmware);
496        release_firmware(firmware);
497
498        return ret;
499}
500
501static int ath3k_probe(struct usb_interface *intf,
502                        const struct usb_device_id *id)
503{
504        const struct firmware *firmware;
505        struct usb_device *udev = interface_to_usbdev(intf);
506        int ret;
507
508        BT_DBG("intf %p id %p", intf, id);
509
510        if (intf->cur_altsetting->desc.bInterfaceNumber != 0)
511                return -ENODEV;
512
513        /* match device ID in ath3k blacklist table */
514        if (!id->driver_info) {
515                const struct usb_device_id *match;
516
517                match = usb_match_id(intf, ath3k_blist_tbl);
518                if (match)
519                        id = match;
520        }
521
522        /* load patch and sysconfig files for AR3012 */
523        if (id->driver_info & BTUSB_ATH3012) {
524
525                /* New firmware with patch and sysconfig files already loaded */
526                if (le16_to_cpu(udev->descriptor.bcdDevice) > 0x0001)
527                        return -ENODEV;
528
529                ret = ath3k_load_patch(udev);
530                if (ret < 0) {
531                        BT_ERR("Loading patch file failed");
532                        return ret;
533                }
534                ret = ath3k_load_syscfg(udev);
535                if (ret < 0) {
536                        BT_ERR("Loading sysconfig file failed");
537                        return ret;
538                }
539                ret = ath3k_set_normal_mode(udev);
540                if (ret < 0) {
541                        BT_ERR("Set normal mode failed");
542                        return ret;
543                }
544                ath3k_switch_pid(udev);
545                return 0;
546        }
547
548        ret = request_firmware(&firmware, ATH3K_FIRMWARE, &udev->dev);
549        if (ret < 0) {
550                if (ret == -ENOENT)
551                        BT_ERR("Firmware file \"%s\" not found",
552                                                        ATH3K_FIRMWARE);
553                else
554                        BT_ERR("Firmware file \"%s\" request failed (err=%d)",
555                                                        ATH3K_FIRMWARE, ret);
556                return ret;
557        }
558
559        ret = ath3k_load_firmware(udev, firmware);
560        release_firmware(firmware);
561
562        return ret;
563}
564
565static void ath3k_disconnect(struct usb_interface *intf)
566{
567        BT_DBG("ath3k_disconnect intf %p", intf);
568}
569
570static struct usb_driver ath3k_driver = {
571        .name           = "ath3k",
572        .probe          = ath3k_probe,
573        .disconnect     = ath3k_disconnect,
574        .id_table       = ath3k_table,
575        .disable_hub_initiated_lpm = 1,
576};
577
578module_usb_driver(ath3k_driver);
579
580MODULE_AUTHOR("Atheros Communications");
581MODULE_DESCRIPTION("Atheros AR30xx firmware driver");
582MODULE_VERSION(VERSION);
583MODULE_LICENSE("GPL");
584MODULE_FIRMWARE(ATH3K_FIRMWARE);
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