blob: dceb85f8d9a8251ed115e06af348692898f6a400 [file] [log] [blame]
Vikram Kandukuri9670d802010-01-06 19:04:15 +05301/*
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 <net/bluetooth/bluetooth.h>
31
32#define VERSION "1.0"
Paul Fertserc3eae822011-10-29 21:52:49 +040033#define ATH3K_FIRMWARE "ath3k-1.fw"
Vikram Kandukuri9670d802010-01-06 19:04:15 +053034
Bala Shanmugamd9f51b52011-02-11 15:38:53 +053035#define ATH3K_DNLOAD 0x01
36#define ATH3K_GETSTATE 0x05
37#define ATH3K_SET_NORMAL_MODE 0x07
38#define ATH3K_GETVERSION 0x09
39#define USB_REG_SWITCH_VID_PID 0x0a
40
41#define ATH3K_MODE_MASK 0x3F
42#define ATH3K_NORMAL_MODE 0x0E
43
44#define ATH3K_PATCH_UPDATE 0x80
45#define ATH3K_SYSCFG_UPDATE 0x40
46
47#define ATH3K_XTAL_FREQ_26M 0x00
48#define ATH3K_XTAL_FREQ_40M 0x01
49#define ATH3K_XTAL_FREQ_19P2 0x02
50#define ATH3K_NAME_LEN 0xFF
51
52struct ath3k_version {
53 unsigned int rom_version;
54 unsigned int build_version;
55 unsigned int ram_version;
56 unsigned char ref_clock;
57 unsigned char reserved[0x07];
58};
Vikram Kandukuri9670d802010-01-06 19:04:15 +053059
Marcel Holtmann3932eb32013-10-11 07:46:21 -070060static const struct usb_device_id ath3k_table[] = {
Vikram Kandukuri9670d802010-01-06 19:04:15 +053061 /* Atheros AR3011 */
62 { USB_DEVICE(0x0CF3, 0x3000) },
Bala Shanmugambe931122010-11-26 17:35:46 +053063
64 /* Atheros AR3011 with sflash firmware*/
65 { USB_DEVICE(0x0CF3, 0x3002) },
Marek Vasut6eda5412012-06-08 14:32:50 +020066 { USB_DEVICE(0x0CF3, 0xE019) },
Andy Ross2a7bccc2011-05-09 16:11:16 -070067 { USB_DEVICE(0x13d3, 0x3304) },
Ricardo Mendoza8e7c3d22011-07-13 16:04:29 +010068 { USB_DEVICE(0x0930, 0x0215) },
Keng-Yu Lin6b6ba882011-11-30 18:32:37 +080069 { USB_DEVICE(0x0489, 0xE03D) },
Marcos Chaparroacd94542012-11-06 16:19:11 -030070 { USB_DEVICE(0x0489, 0xE027) },
Bala Shanmugambe931122010-11-26 17:35:46 +053071
Cho, Yu-Chen509e7862011-01-26 17:10:59 +080072 /* Atheros AR9285 Malbec with sflash firmware */
73 { USB_DEVICE(0x03F0, 0x311D) },
Bala Shanmugamd9f51b52011-02-11 15:38:53 +053074
75 /* Atheros AR3012 with sflash firmware*/
Ming Leid66629c2013-03-15 11:00:39 +080076 { USB_DEVICE(0x0CF3, 0x0036) },
Bala Shanmugamd9f51b52011-02-11 15:38:53 +053077 { USB_DEVICE(0x0CF3, 0x3004) },
Sunguk Lee94a32d102013-03-12 04:41:58 +090078 { USB_DEVICE(0x0CF3, 0x3008) },
Cho, Yu-Chen07c0ea82012-03-14 22:01:21 +020079 { USB_DEVICE(0x0CF3, 0x311D) },
Ming Leiebaf5792013-03-18 23:45:11 +080080 { USB_DEVICE(0x0CF3, 0x817a) },
Eran9498ba72011-12-05 22:15:29 +000081 { USB_DEVICE(0x13d3, 0x3375) },
Josh Boyer3f63c342013-02-19 11:54:16 -050082 { USB_DEVICE(0x04CA, 0x3004) },
AceLan Kao55ed7d42012-03-28 10:25:36 +080083 { USB_DEVICE(0x04CA, 0x3005) },
Daniel Schaal2c262b22012-12-29 11:14:34 +010084 { USB_DEVICE(0x04CA, 0x3006) },
Sergio Cambraf4d6f7d2013-01-10 01:06:55 +010085 { USB_DEVICE(0x04CA, 0x3008) },
AceLan Kao87522a42012-04-13 17:39:57 +080086 { USB_DEVICE(0x13d3, 0x3362) },
AceLan Kaoac713112012-04-19 14:53:45 +080087 { USB_DEVICE(0x0CF3, 0xE004) },
Peng Chen0a3658c2013-08-30 17:41:40 +080088 { USB_DEVICE(0x0CF3, 0xE005) },
Giancarlo Formicuccia6c4ae5c2012-06-10 08:33:11 +020089 { USB_DEVICE(0x0930, 0x0219) },
Marco Piazzabd0976d2013-11-28 00:15:25 +010090 { USB_DEVICE(0x0930, 0x0220) },
Peng Chen2096ae62012-08-01 10:11:59 +080091 { USB_DEVICE(0x0489, 0xe057) },
AceLan Kaoeed307e2012-12-11 11:41:20 +080092 { USB_DEVICE(0x13d3, 0x3393) },
AceLan Kao3a61eda2013-01-03 12:24:59 +080093 { USB_DEVICE(0x0489, 0xe04e) },
AceLan Kao2582d522013-01-03 12:25:00 +080094 { USB_DEVICE(0x0489, 0xe056) },
Noguchi Kazutosi0fc110f2013-03-24 23:41:10 +090095 { USB_DEVICE(0x0489, 0xe04d) },
Thomas Loo84eb2ae2013-07-03 02:53:54 +020096 { USB_DEVICE(0x04c5, 0x1330) },
Sujith Manoharan5b77a1f2013-07-15 09:29:03 +053097 { USB_DEVICE(0x13d3, 0x3402) },
AceLan Kao1ebd0b22013-07-17 11:27:40 +080098 { USB_DEVICE(0x0cf3, 0x3121) },
AceLan Kao1d5b5692013-06-20 13:38:45 +080099 { USB_DEVICE(0x0cf3, 0xe003) },
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530100
Cho, Yu-Chene9036e32011-02-15 10:20:07 +0800101 /* Atheros AR5BBU12 with sflash firmware */
102 { USB_DEVICE(0x0489, 0xE02C) },
John W. Linvilleb67afe72011-02-18 17:03:41 -0500103
Michael Gruetzner85d59722012-05-02 22:33:40 +0200104 /* Atheros AR5BBU22 with sflash firmware */
105 { USB_DEVICE(0x0489, 0xE03C) },
Yevgeniy Melnichukbc21fde2012-08-07 19:48:10 +0530106 { USB_DEVICE(0x0489, 0xE036) },
Michael Gruetzner85d59722012-05-02 22:33:40 +0200107
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530108 { } /* Terminating entry */
109};
110
111MODULE_DEVICE_TABLE(usb, ath3k_table);
112
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530113#define BTUSB_ATH3012 0x80
114/* This table is to load patch and sysconfig files
115 * for AR3012 */
Marcel Holtmann3932eb32013-10-11 07:46:21 -0700116static const struct usb_device_id ath3k_blist_tbl[] = {
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530117
118 /* Atheros AR3012 with sflash firmware*/
Ming Leid66629c2013-03-15 11:00:39 +0800119 { USB_DEVICE(0x0CF3, 0x0036), .driver_info = BTUSB_ATH3012 },
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530120 { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 },
Sunguk Lee94a32d102013-03-12 04:41:58 +0900121 { USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 },
Cho, Yu-Chen07c0ea82012-03-14 22:01:21 +0200122 { USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 },
Ming Leiebaf5792013-03-18 23:45:11 +0800123 { USB_DEVICE(0x0CF3, 0x817a), .driver_info = BTUSB_ATH3012 },
Eran9498ba72011-12-05 22:15:29 +0000124 { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 },
Josh Boyer3f63c342013-02-19 11:54:16 -0500125 { USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 },
AceLan Kao55ed7d42012-03-28 10:25:36 +0800126 { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 },
Daniel Schaal2c262b22012-12-29 11:14:34 +0100127 { USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 },
Sergio Cambraf4d6f7d2013-01-10 01:06:55 +0100128 { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 },
AceLan Kao87522a42012-04-13 17:39:57 +0800129 { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 },
AceLan Kaoac713112012-04-19 14:53:45 +0800130 { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 },
Peng Chen0a3658c2013-08-30 17:41:40 +0800131 { USB_DEVICE(0x0cf3, 0xe005), .driver_info = BTUSB_ATH3012 },
Giancarlo Formicuccia6c4ae5c2012-06-10 08:33:11 +0200132 { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 },
Marco Piazzabd0976d2013-11-28 00:15:25 +0100133 { USB_DEVICE(0x0930, 0x0220), .driver_info = BTUSB_ATH3012 },
Peng Chen2096ae62012-08-01 10:11:59 +0800134 { USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 },
AceLan Kaoeed307e2012-12-11 11:41:20 +0800135 { USB_DEVICE(0x13d3, 0x3393), .driver_info = BTUSB_ATH3012 },
AceLan Kao3a61eda2013-01-03 12:24:59 +0800136 { USB_DEVICE(0x0489, 0xe04e), .driver_info = BTUSB_ATH3012 },
AceLan Kao2582d522013-01-03 12:25:00 +0800137 { USB_DEVICE(0x0489, 0xe056), .driver_info = BTUSB_ATH3012 },
Noguchi Kazutosi0fc110f2013-03-24 23:41:10 +0900138 { USB_DEVICE(0x0489, 0xe04d), .driver_info = BTUSB_ATH3012 },
Thomas Loo84eb2ae2013-07-03 02:53:54 +0200139 { USB_DEVICE(0x04c5, 0x1330), .driver_info = BTUSB_ATH3012 },
Sujith Manoharan5b77a1f2013-07-15 09:29:03 +0530140 { USB_DEVICE(0x13d3, 0x3402), .driver_info = BTUSB_ATH3012 },
AceLan Kao1ebd0b22013-07-17 11:27:40 +0800141 { USB_DEVICE(0x0cf3, 0x3121), .driver_info = BTUSB_ATH3012 },
AceLan Kao1d5b5692013-06-20 13:38:45 +0800142 { USB_DEVICE(0x0cf3, 0xe003), .driver_info = BTUSB_ATH3012 },
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530143
Michael Gruetzner85d59722012-05-02 22:33:40 +0200144 /* Atheros AR5BBU22 with sflash firmware */
145 { USB_DEVICE(0x0489, 0xE03C), .driver_info = BTUSB_ATH3012 },
Yevgeniy Melnichukbc21fde2012-08-07 19:48:10 +0530146 { USB_DEVICE(0x0489, 0xE036), .driver_info = BTUSB_ATH3012 },
Michael Gruetzner85d59722012-05-02 22:33:40 +0200147
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530148 { } /* Terminating entry */
149};
150
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530151#define USB_REQ_DFU_DNLOAD 1
152#define BULK_SIZE 4096
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530153#define FW_HDR_SIZE 20
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530154
Alexander Holler86e09282010-11-22 21:09:01 +0100155static int ath3k_load_firmware(struct usb_device *udev,
156 const struct firmware *firmware)
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530157{
158 u8 *send_buf;
159 int err, pipe, len, size, sent = 0;
Alexander Holler86e09282010-11-22 21:09:01 +0100160 int count = firmware->size;
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530161
Alexander Holler86e09282010-11-22 21:09:01 +0100162 BT_DBG("udev %p", udev);
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530163
Alexander Holler86e09282010-11-22 21:09:01 +0100164 pipe = usb_sndctrlpipe(udev, 0);
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530165
David Herrmann52a10202011-10-25 12:09:52 +0200166 send_buf = kmalloc(BULK_SIZE, GFP_KERNEL);
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530167 if (!send_buf) {
168 BT_ERR("Can't allocate memory chunk for firmware");
169 return -ENOMEM;
170 }
171
Alexander Holler86e09282010-11-22 21:09:01 +0100172 memcpy(send_buf, firmware->data, 20);
173 if ((err = usb_control_msg(udev, pipe,
174 USB_REQ_DFU_DNLOAD,
175 USB_TYPE_VENDOR, 0, 0,
176 send_buf, 20, USB_CTRL_SET_TIMEOUT)) < 0) {
177 BT_ERR("Can't change to loading configuration err");
178 goto error;
179 }
180 sent += 20;
181 count -= 20;
182
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530183 while (count) {
184 size = min_t(uint, count, BULK_SIZE);
Alexander Holler86e09282010-11-22 21:09:01 +0100185 pipe = usb_sndbulkpipe(udev, 0x02);
186 memcpy(send_buf, firmware->data + sent, size);
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530187
Alexander Holler86e09282010-11-22 21:09:01 +0100188 err = usb_bulk_msg(udev, pipe, send_buf, size,
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530189 &len, 3000);
190
191 if (err || (len != size)) {
192 BT_ERR("Error in firmware loading err = %d,"
193 "len = %d, size = %d", err, len, size);
194 goto error;
195 }
196
197 sent += size;
198 count -= size;
199 }
200
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530201error:
202 kfree(send_buf);
203 return err;
204}
205
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530206static int ath3k_get_state(struct usb_device *udev, unsigned char *state)
207{
Stanislaw Gruszka517828a2013-07-08 10:27:23 +0200208 int ret, pipe = 0;
209 char *buf;
210
211 buf = kmalloc(sizeof(*buf), GFP_KERNEL);
212 if (!buf)
213 return -ENOMEM;
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530214
215 pipe = usb_rcvctrlpipe(udev, 0);
Stanislaw Gruszka517828a2013-07-08 10:27:23 +0200216 ret = usb_control_msg(udev, pipe, ATH3K_GETSTATE,
217 USB_TYPE_VENDOR | USB_DIR_IN, 0, 0,
218 buf, sizeof(*buf), USB_CTRL_SET_TIMEOUT);
219
220 *state = *buf;
221 kfree(buf);
222
223 return ret;
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530224}
225
226static int ath3k_get_version(struct usb_device *udev,
227 struct ath3k_version *version)
228{
Stanislaw Gruszka517828a2013-07-08 10:27:23 +0200229 int ret, pipe = 0;
230 struct ath3k_version *buf;
231 const int size = sizeof(*buf);
232
233 buf = kmalloc(size, GFP_KERNEL);
234 if (!buf)
235 return -ENOMEM;
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530236
237 pipe = usb_rcvctrlpipe(udev, 0);
Stanislaw Gruszka517828a2013-07-08 10:27:23 +0200238 ret = usb_control_msg(udev, pipe, ATH3K_GETVERSION,
239 USB_TYPE_VENDOR | USB_DIR_IN, 0, 0,
240 buf, size, USB_CTRL_SET_TIMEOUT);
241
242 memcpy(version, buf, size);
243 kfree(buf);
244
245 return ret;
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530246}
247
248static int ath3k_load_fwfile(struct usb_device *udev,
249 const struct firmware *firmware)
250{
251 u8 *send_buf;
252 int err, pipe, len, size, count, sent = 0;
253 int ret;
254
255 count = firmware->size;
256
David Herrmann52a10202011-10-25 12:09:52 +0200257 send_buf = kmalloc(BULK_SIZE, GFP_KERNEL);
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530258 if (!send_buf) {
259 BT_ERR("Can't allocate memory chunk for firmware");
260 return -ENOMEM;
261 }
262
263 size = min_t(uint, count, FW_HDR_SIZE);
264 memcpy(send_buf, firmware->data, size);
265
266 pipe = usb_sndctrlpipe(udev, 0);
267 ret = usb_control_msg(udev, pipe, ATH3K_DNLOAD,
268 USB_TYPE_VENDOR, 0, 0, send_buf,
269 size, USB_CTRL_SET_TIMEOUT);
270 if (ret < 0) {
271 BT_ERR("Can't change to loading configuration err");
272 kfree(send_buf);
273 return ret;
274 }
275
276 sent += size;
277 count -= size;
278
279 while (count) {
280 size = min_t(uint, count, BULK_SIZE);
281 pipe = usb_sndbulkpipe(udev, 0x02);
282
283 memcpy(send_buf, firmware->data + sent, size);
284
285 err = usb_bulk_msg(udev, pipe, send_buf, size,
286 &len, 3000);
287 if (err || (len != size)) {
288 BT_ERR("Error in firmware loading err = %d,"
289 "len = %d, size = %d", err, len, size);
290 kfree(send_buf);
291 return err;
292 }
293 sent += size;
294 count -= size;
295 }
296
297 kfree(send_buf);
298 return 0;
299}
300
301static int ath3k_switch_pid(struct usb_device *udev)
302{
303 int pipe = 0;
304
305 pipe = usb_sndctrlpipe(udev, 0);
306 return usb_control_msg(udev, pipe, USB_REG_SWITCH_VID_PID,
307 USB_TYPE_VENDOR, 0, 0,
308 NULL, 0, USB_CTRL_SET_TIMEOUT);
309}
310
311static int ath3k_set_normal_mode(struct usb_device *udev)
312{
313 unsigned char fw_state;
314 int pipe = 0, ret;
315
316 ret = ath3k_get_state(udev, &fw_state);
317 if (ret < 0) {
318 BT_ERR("Can't get state to change to normal mode err");
319 return ret;
320 }
321
322 if ((fw_state & ATH3K_MODE_MASK) == ATH3K_NORMAL_MODE) {
323 BT_DBG("firmware was already in normal mode");
324 return 0;
325 }
326
327 pipe = usb_sndctrlpipe(udev, 0);
328 return usb_control_msg(udev, pipe, ATH3K_SET_NORMAL_MODE,
329 USB_TYPE_VENDOR, 0, 0,
330 NULL, 0, USB_CTRL_SET_TIMEOUT);
331}
332
333static int ath3k_load_patch(struct usb_device *udev)
334{
335 unsigned char fw_state;
336 char filename[ATH3K_NAME_LEN] = {0};
337 const struct firmware *firmware;
338 struct ath3k_version fw_version, pt_version;
339 int ret;
340
341 ret = ath3k_get_state(udev, &fw_state);
342 if (ret < 0) {
343 BT_ERR("Can't get state to change to load ram patch err");
344 return ret;
345 }
346
347 if (fw_state & ATH3K_PATCH_UPDATE) {
348 BT_DBG("Patch was already downloaded");
349 return 0;
350 }
351
352 ret = ath3k_get_version(udev, &fw_version);
353 if (ret < 0) {
354 BT_ERR("Can't get version to change to load ram patch err");
355 return ret;
356 }
357
358 snprintf(filename, ATH3K_NAME_LEN, "ar3k/AthrBT_0x%08x.dfu",
359 fw_version.rom_version);
360
361 ret = request_firmware(&firmware, filename, &udev->dev);
362 if (ret < 0) {
363 BT_ERR("Patch file not found %s", filename);
364 return ret;
365 }
366
367 pt_version.rom_version = *(int *)(firmware->data + firmware->size - 8);
368 pt_version.build_version = *(int *)
369 (firmware->data + firmware->size - 4);
370
371 if ((pt_version.rom_version != fw_version.rom_version) ||
372 (pt_version.build_version <= fw_version.build_version)) {
373 BT_ERR("Patch file version did not match with firmware");
374 release_firmware(firmware);
375 return -EINVAL;
376 }
377
378 ret = ath3k_load_fwfile(udev, firmware);
379 release_firmware(firmware);
380
381 return ret;
382}
383
384static int ath3k_load_syscfg(struct usb_device *udev)
385{
386 unsigned char fw_state;
387 char filename[ATH3K_NAME_LEN] = {0};
388 const struct firmware *firmware;
389 struct ath3k_version fw_version;
390 int clk_value, ret;
391
392 ret = ath3k_get_state(udev, &fw_state);
393 if (ret < 0) {
Masanari Iida8a168ca2012-12-29 02:00:09 +0900394 BT_ERR("Can't get state to change to load configuration err");
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530395 return -EBUSY;
396 }
397
398 ret = ath3k_get_version(udev, &fw_version);
399 if (ret < 0) {
400 BT_ERR("Can't get version to change to load ram patch err");
401 return ret;
402 }
403
404 switch (fw_version.ref_clock) {
405
406 case ATH3K_XTAL_FREQ_26M:
407 clk_value = 26;
408 break;
409 case ATH3K_XTAL_FREQ_40M:
410 clk_value = 40;
411 break;
412 case ATH3K_XTAL_FREQ_19P2:
413 clk_value = 19;
414 break;
415 default:
416 clk_value = 0;
417 break;
418 }
419
420 snprintf(filename, ATH3K_NAME_LEN, "ar3k/ramps_0x%08x_%d%s",
421 fw_version.rom_version, clk_value, ".dfu");
422
423 ret = request_firmware(&firmware, filename, &udev->dev);
424 if (ret < 0) {
425 BT_ERR("Configuration file not found %s", filename);
426 return ret;
427 }
428
429 ret = ath3k_load_fwfile(udev, firmware);
430 release_firmware(firmware);
431
432 return ret;
433}
434
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530435static int ath3k_probe(struct usb_interface *intf,
436 const struct usb_device_id *id)
437{
438 const struct firmware *firmware;
439 struct usb_device *udev = interface_to_usbdev(intf);
Rogério Brito84f0e172011-02-03 01:42:05 -0200440 int ret;
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530441
442 BT_DBG("intf %p id %p", intf, id);
443
444 if (intf->cur_altsetting->desc.bInterfaceNumber != 0)
445 return -ENODEV;
446
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530447 /* match device ID in ath3k blacklist table */
448 if (!id->driver_info) {
449 const struct usb_device_id *match;
450 match = usb_match_id(intf, ath3k_blist_tbl);
451 if (match)
452 id = match;
453 }
454
455 /* load patch and sysconfig files for AR3012 */
456 if (id->driver_info & BTUSB_ATH3012) {
Steven.Li2d25f8b2011-07-01 14:02:36 +0800457
458 /* New firmware with patch and sysconfig files already loaded */
459 if (le16_to_cpu(udev->descriptor.bcdDevice) > 0x0001)
460 return -ENODEV;
461
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530462 ret = ath3k_load_patch(udev);
463 if (ret < 0) {
464 BT_ERR("Loading patch file failed");
465 return ret;
466 }
467 ret = ath3k_load_syscfg(udev);
468 if (ret < 0) {
469 BT_ERR("Loading sysconfig file failed");
470 return ret;
471 }
472 ret = ath3k_set_normal_mode(udev);
473 if (ret < 0) {
474 BT_ERR("Set normal mode failed");
475 return ret;
476 }
477 ath3k_switch_pid(udev);
478 return 0;
479 }
480
Paul Fertserc3eae822011-10-29 21:52:49 +0400481 ret = request_firmware(&firmware, ATH3K_FIRMWARE, &udev->dev);
482 if (ret < 0) {
483 if (ret == -ENOENT)
484 BT_ERR("Firmware file \"%s\" not found",
485 ATH3K_FIRMWARE);
486 else
487 BT_ERR("Firmware file \"%s\" request failed (err=%d)",
488 ATH3K_FIRMWARE, ret);
489 return ret;
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530490 }
491
Rogério Brito84f0e172011-02-03 01:42:05 -0200492 ret = ath3k_load_firmware(udev, firmware);
Alexander Holler86e09282010-11-22 21:09:01 +0100493 release_firmware(firmware);
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530494
Rogério Brito84f0e172011-02-03 01:42:05 -0200495 return ret;
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530496}
497
498static void ath3k_disconnect(struct usb_interface *intf)
499{
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530500 BT_DBG("ath3k_disconnect intf %p", intf);
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530501}
502
503static struct usb_driver ath3k_driver = {
504 .name = "ath3k",
505 .probe = ath3k_probe,
506 .disconnect = ath3k_disconnect,
507 .id_table = ath3k_table,
Sarah Sharpe1f12eb2012-04-23 10:08:51 -0700508 .disable_hub_initiated_lpm = 1,
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530509};
510
Greg Kroah-Hartman93f15082011-11-18 09:47:34 -0800511module_usb_driver(ath3k_driver);
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530512
513MODULE_AUTHOR("Atheros Communications");
514MODULE_DESCRIPTION("Atheros AR30xx firmware driver");
515MODULE_VERSION(VERSION);
516MODULE_LICENSE("GPL");
Paul Fertserc3eae822011-10-29 21:52:49 +0400517MODULE_FIRMWARE(ATH3K_FIRMWARE);