blob: be571fef185da6a597fcdac3d15093ed8e47fb5b [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*/
Andy Shevchenko0b880062014-02-18 18:26:19 +020065 { USB_DEVICE(0x0489, 0xE027) },
66 { USB_DEVICE(0x0489, 0xE03D) },
67 { USB_DEVICE(0x0930, 0x0215) },
Bala Shanmugambe931122010-11-26 17:35:46 +053068 { USB_DEVICE(0x0CF3, 0x3002) },
Marek Vasut6eda5412012-06-08 14:32:50 +020069 { USB_DEVICE(0x0CF3, 0xE019) },
Andy Ross2a7bccc2011-05-09 16:11:16 -070070 { USB_DEVICE(0x13d3, 0x3304) },
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*/
Andy Shevchenko0b880062014-02-18 18:26:19 +020076 { USB_DEVICE(0x0489, 0xe04d) },
77 { USB_DEVICE(0x0489, 0xe04e) },
78 { USB_DEVICE(0x0489, 0xe057) },
79 { USB_DEVICE(0x0489, 0xe056) },
80 { USB_DEVICE(0x0489, 0xe05f) },
81 { USB_DEVICE(0x04c5, 0x1330) },
82 { USB_DEVICE(0x04CA, 0x3004) },
83 { USB_DEVICE(0x04CA, 0x3005) },
84 { USB_DEVICE(0x04CA, 0x3006) },
85 { USB_DEVICE(0x04CA, 0x3008) },
86 { USB_DEVICE(0x04CA, 0x300b) },
87 { USB_DEVICE(0x0930, 0x0219) },
88 { USB_DEVICE(0x0930, 0x0220) },
Andy Shevchenkoa735f9e2014-02-18 18:26:20 +020089 { USB_DEVICE(0x0b05, 0x17d0) },
Ming Leid66629c2013-03-15 11:00:39 +080090 { USB_DEVICE(0x0CF3, 0x0036) },
Bala Shanmugamd9f51b52011-02-11 15:38:53 +053091 { USB_DEVICE(0x0CF3, 0x3004) },
Peng Chenca58e592013-08-30 17:09:52 +080092 { USB_DEVICE(0x0CF3, 0x3005) },
Sunguk Lee94a32d102013-03-12 04:41:58 +090093 { USB_DEVICE(0x0CF3, 0x3008) },
Cho, Yu-Chen07c0ea82012-03-14 22:01:21 +020094 { USB_DEVICE(0x0CF3, 0x311D) },
Oliver Neukumb1312372014-01-16 15:37:11 +010095 { USB_DEVICE(0x0CF3, 0x311E) },
Oliver Neukum1e56f1e2014-01-16 16:02:58 +010096 { USB_DEVICE(0x0CF3, 0x311F) },
Andy Shevchenko0b880062014-02-18 18:26:19 +020097 { USB_DEVICE(0x0cf3, 0x3121) },
Ming Leiebaf5792013-03-18 23:45:11 +080098 { USB_DEVICE(0x0CF3, 0x817a) },
Andy Shevchenko0b880062014-02-18 18:26:19 +020099 { USB_DEVICE(0x0cf3, 0xe003) },
AceLan Kaoac713112012-04-19 14:53:45 +0800100 { USB_DEVICE(0x0CF3, 0xE004) },
Peng Chen0a3658c2013-08-30 17:41:40 +0800101 { USB_DEVICE(0x0CF3, 0xE005) },
Andy Shevchenko0b880062014-02-18 18:26:19 +0200102 { USB_DEVICE(0x13d3, 0x3362) },
103 { USB_DEVICE(0x13d3, 0x3375) },
AceLan Kaoeed307e2012-12-11 11:41:20 +0800104 { USB_DEVICE(0x13d3, 0x3393) },
Sujith Manoharan5b77a1f2013-07-15 09:29:03 +0530105 { USB_DEVICE(0x13d3, 0x3402) },
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530106
Cho, Yu-Chene9036e32011-02-15 10:20:07 +0800107 /* Atheros AR5BBU12 with sflash firmware */
108 { USB_DEVICE(0x0489, 0xE02C) },
John W. Linvilleb67afe72011-02-18 17:03:41 -0500109
Michael Gruetzner85d59722012-05-02 22:33:40 +0200110 /* Atheros AR5BBU22 with sflash firmware */
Yevgeniy Melnichukbc21fde2012-08-07 19:48:10 +0530111 { USB_DEVICE(0x0489, 0xE036) },
Andy Shevchenko0b880062014-02-18 18:26:19 +0200112 { USB_DEVICE(0x0489, 0xE03C) },
Michael Gruetzner85d59722012-05-02 22:33:40 +0200113
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530114 { } /* Terminating entry */
115};
116
117MODULE_DEVICE_TABLE(usb, ath3k_table);
118
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530119#define BTUSB_ATH3012 0x80
120/* This table is to load patch and sysconfig files
121 * for AR3012 */
Marcel Holtmann3932eb32013-10-11 07:46:21 -0700122static const struct usb_device_id ath3k_blist_tbl[] = {
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530123
124 /* Atheros AR3012 with sflash firmware*/
Andy Shevchenko0b880062014-02-18 18:26:19 +0200125 { USB_DEVICE(0x0489, 0xe04e), .driver_info = BTUSB_ATH3012 },
126 { USB_DEVICE(0x0489, 0xe04d), .driver_info = BTUSB_ATH3012 },
127 { USB_DEVICE(0x0489, 0xe056), .driver_info = BTUSB_ATH3012 },
128 { USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 },
129 { USB_DEVICE(0x0489, 0xe05f), .driver_info = BTUSB_ATH3012 },
130 { USB_DEVICE(0x04c5, 0x1330), .driver_info = BTUSB_ATH3012 },
131 { USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 },
132 { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 },
133 { USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 },
134 { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 },
135 { USB_DEVICE(0x04ca, 0x300b), .driver_info = BTUSB_ATH3012 },
136 { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 },
137 { USB_DEVICE(0x0930, 0x0220), .driver_info = BTUSB_ATH3012 },
Andy Shevchenkoa735f9e2014-02-18 18:26:20 +0200138 { USB_DEVICE(0x0b05, 0x17d0), .driver_info = BTUSB_ATH3012 },
Ming Leid66629c2013-03-15 11:00:39 +0800139 { USB_DEVICE(0x0CF3, 0x0036), .driver_info = BTUSB_ATH3012 },
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530140 { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 },
Peng Chenca58e592013-08-30 17:09:52 +0800141 { USB_DEVICE(0x0cf3, 0x3005), .driver_info = BTUSB_ATH3012 },
Sunguk Lee94a32d102013-03-12 04:41:58 +0900142 { USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 },
Cho, Yu-Chen07c0ea82012-03-14 22:01:21 +0200143 { USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 },
Oliver Neukumb1312372014-01-16 15:37:11 +0100144 { USB_DEVICE(0x0cf3, 0x311E), .driver_info = BTUSB_ATH3012 },
Oliver Neukum1e56f1e2014-01-16 16:02:58 +0100145 { USB_DEVICE(0x0cf3, 0x311F), .driver_info = BTUSB_ATH3012 },
Andy Shevchenko0b880062014-02-18 18:26:19 +0200146 { USB_DEVICE(0x0cf3, 0x3121), .driver_info = BTUSB_ATH3012 },
Ming Leiebaf5792013-03-18 23:45:11 +0800147 { USB_DEVICE(0x0CF3, 0x817a), .driver_info = BTUSB_ATH3012 },
AceLan Kaoac713112012-04-19 14:53:45 +0800148 { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 },
Peng Chen0a3658c2013-08-30 17:41:40 +0800149 { USB_DEVICE(0x0cf3, 0xe005), .driver_info = BTUSB_ATH3012 },
AceLan Kao1d5b5692013-06-20 13:38:45 +0800150 { USB_DEVICE(0x0cf3, 0xe003), .driver_info = BTUSB_ATH3012 },
Andy Shevchenko0b880062014-02-18 18:26:19 +0200151 { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 },
152 { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 },
153 { USB_DEVICE(0x13d3, 0x3393), .driver_info = BTUSB_ATH3012 },
154 { USB_DEVICE(0x13d3, 0x3402), .driver_info = BTUSB_ATH3012 },
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530155
Michael Gruetzner85d59722012-05-02 22:33:40 +0200156 /* Atheros AR5BBU22 with sflash firmware */
Yevgeniy Melnichukbc21fde2012-08-07 19:48:10 +0530157 { USB_DEVICE(0x0489, 0xE036), .driver_info = BTUSB_ATH3012 },
Andy Shevchenko0b880062014-02-18 18:26:19 +0200158 { USB_DEVICE(0x0489, 0xE03C), .driver_info = BTUSB_ATH3012 },
Michael Gruetzner85d59722012-05-02 22:33:40 +0200159
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530160 { } /* Terminating entry */
161};
162
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530163#define USB_REQ_DFU_DNLOAD 1
164#define BULK_SIZE 4096
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530165#define FW_HDR_SIZE 20
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530166
Alexander Holler86e09282010-11-22 21:09:01 +0100167static int ath3k_load_firmware(struct usb_device *udev,
168 const struct firmware *firmware)
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530169{
170 u8 *send_buf;
171 int err, pipe, len, size, sent = 0;
Alexander Holler86e09282010-11-22 21:09:01 +0100172 int count = firmware->size;
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530173
Alexander Holler86e09282010-11-22 21:09:01 +0100174 BT_DBG("udev %p", udev);
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530175
Alexander Holler86e09282010-11-22 21:09:01 +0100176 pipe = usb_sndctrlpipe(udev, 0);
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530177
David Herrmann52a10202011-10-25 12:09:52 +0200178 send_buf = kmalloc(BULK_SIZE, GFP_KERNEL);
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530179 if (!send_buf) {
180 BT_ERR("Can't allocate memory chunk for firmware");
181 return -ENOMEM;
182 }
183
Alexander Holler86e09282010-11-22 21:09:01 +0100184 memcpy(send_buf, firmware->data, 20);
Valentin Iliea08b15e2013-08-12 18:46:00 +0300185 err = usb_control_msg(udev, pipe, USB_REQ_DFU_DNLOAD, USB_TYPE_VENDOR,
186 0, 0, send_buf, 20, USB_CTRL_SET_TIMEOUT);
187 if (err < 0) {
Alexander Holler86e09282010-11-22 21:09:01 +0100188 BT_ERR("Can't change to loading configuration err");
189 goto error;
190 }
191 sent += 20;
192 count -= 20;
193
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530194 while (count) {
195 size = min_t(uint, count, BULK_SIZE);
Alexander Holler86e09282010-11-22 21:09:01 +0100196 pipe = usb_sndbulkpipe(udev, 0x02);
197 memcpy(send_buf, firmware->data + sent, size);
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530198
Alexander Holler86e09282010-11-22 21:09:01 +0100199 err = usb_bulk_msg(udev, pipe, send_buf, size,
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530200 &len, 3000);
201
202 if (err || (len != size)) {
203 BT_ERR("Error in firmware loading err = %d,"
204 "len = %d, size = %d", err, len, size);
205 goto error;
206 }
207
208 sent += size;
209 count -= size;
210 }
211
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530212error:
213 kfree(send_buf);
214 return err;
215}
216
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530217static int ath3k_get_state(struct usb_device *udev, unsigned char *state)
218{
Stanislaw Gruszka517828a2013-07-08 10:27:23 +0200219 int ret, pipe = 0;
220 char *buf;
221
222 buf = kmalloc(sizeof(*buf), GFP_KERNEL);
223 if (!buf)
224 return -ENOMEM;
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530225
226 pipe = usb_rcvctrlpipe(udev, 0);
Stanislaw Gruszka517828a2013-07-08 10:27:23 +0200227 ret = usb_control_msg(udev, pipe, ATH3K_GETSTATE,
228 USB_TYPE_VENDOR | USB_DIR_IN, 0, 0,
229 buf, sizeof(*buf), USB_CTRL_SET_TIMEOUT);
230
231 *state = *buf;
232 kfree(buf);
233
234 return ret;
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530235}
236
237static int ath3k_get_version(struct usb_device *udev,
238 struct ath3k_version *version)
239{
Stanislaw Gruszka517828a2013-07-08 10:27:23 +0200240 int ret, pipe = 0;
241 struct ath3k_version *buf;
242 const int size = sizeof(*buf);
243
244 buf = kmalloc(size, GFP_KERNEL);
245 if (!buf)
246 return -ENOMEM;
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530247
248 pipe = usb_rcvctrlpipe(udev, 0);
Stanislaw Gruszka517828a2013-07-08 10:27:23 +0200249 ret = usb_control_msg(udev, pipe, ATH3K_GETVERSION,
250 USB_TYPE_VENDOR | USB_DIR_IN, 0, 0,
251 buf, size, USB_CTRL_SET_TIMEOUT);
252
253 memcpy(version, buf, size);
254 kfree(buf);
255
256 return ret;
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530257}
258
259static int ath3k_load_fwfile(struct usb_device *udev,
260 const struct firmware *firmware)
261{
262 u8 *send_buf;
263 int err, pipe, len, size, count, sent = 0;
264 int ret;
265
266 count = firmware->size;
267
David Herrmann52a10202011-10-25 12:09:52 +0200268 send_buf = kmalloc(BULK_SIZE, GFP_KERNEL);
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530269 if (!send_buf) {
270 BT_ERR("Can't allocate memory chunk for firmware");
271 return -ENOMEM;
272 }
273
274 size = min_t(uint, count, FW_HDR_SIZE);
275 memcpy(send_buf, firmware->data, size);
276
277 pipe = usb_sndctrlpipe(udev, 0);
278 ret = usb_control_msg(udev, pipe, ATH3K_DNLOAD,
279 USB_TYPE_VENDOR, 0, 0, send_buf,
280 size, USB_CTRL_SET_TIMEOUT);
281 if (ret < 0) {
282 BT_ERR("Can't change to loading configuration err");
283 kfree(send_buf);
284 return ret;
285 }
286
287 sent += size;
288 count -= size;
289
290 while (count) {
291 size = min_t(uint, count, BULK_SIZE);
292 pipe = usb_sndbulkpipe(udev, 0x02);
293
294 memcpy(send_buf, firmware->data + sent, size);
295
296 err = usb_bulk_msg(udev, pipe, send_buf, size,
297 &len, 3000);
298 if (err || (len != size)) {
299 BT_ERR("Error in firmware loading err = %d,"
300 "len = %d, size = %d", err, len, size);
301 kfree(send_buf);
302 return err;
303 }
304 sent += size;
305 count -= size;
306 }
307
308 kfree(send_buf);
309 return 0;
310}
311
312static int ath3k_switch_pid(struct usb_device *udev)
313{
314 int pipe = 0;
315
316 pipe = usb_sndctrlpipe(udev, 0);
317 return usb_control_msg(udev, pipe, USB_REG_SWITCH_VID_PID,
318 USB_TYPE_VENDOR, 0, 0,
319 NULL, 0, USB_CTRL_SET_TIMEOUT);
320}
321
322static int ath3k_set_normal_mode(struct usb_device *udev)
323{
324 unsigned char fw_state;
325 int pipe = 0, ret;
326
327 ret = ath3k_get_state(udev, &fw_state);
328 if (ret < 0) {
329 BT_ERR("Can't get state to change to normal mode err");
330 return ret;
331 }
332
333 if ((fw_state & ATH3K_MODE_MASK) == ATH3K_NORMAL_MODE) {
334 BT_DBG("firmware was already in normal mode");
335 return 0;
336 }
337
338 pipe = usb_sndctrlpipe(udev, 0);
339 return usb_control_msg(udev, pipe, ATH3K_SET_NORMAL_MODE,
340 USB_TYPE_VENDOR, 0, 0,
341 NULL, 0, USB_CTRL_SET_TIMEOUT);
342}
343
344static int ath3k_load_patch(struct usb_device *udev)
345{
346 unsigned char fw_state;
347 char filename[ATH3K_NAME_LEN] = {0};
348 const struct firmware *firmware;
349 struct ath3k_version fw_version, pt_version;
350 int ret;
351
352 ret = ath3k_get_state(udev, &fw_state);
353 if (ret < 0) {
354 BT_ERR("Can't get state to change to load ram patch err");
355 return ret;
356 }
357
358 if (fw_state & ATH3K_PATCH_UPDATE) {
359 BT_DBG("Patch was already downloaded");
360 return 0;
361 }
362
363 ret = ath3k_get_version(udev, &fw_version);
364 if (ret < 0) {
365 BT_ERR("Can't get version to change to load ram patch err");
366 return ret;
367 }
368
369 snprintf(filename, ATH3K_NAME_LEN, "ar3k/AthrBT_0x%08x.dfu",
Peng Chenb9e25352012-09-06 19:30:43 +0800370 le32_to_cpu(fw_version.rom_version));
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530371
372 ret = request_firmware(&firmware, filename, &udev->dev);
373 if (ret < 0) {
374 BT_ERR("Patch file not found %s", filename);
375 return ret;
376 }
377
378 pt_version.rom_version = *(int *)(firmware->data + firmware->size - 8);
379 pt_version.build_version = *(int *)
380 (firmware->data + firmware->size - 4);
381
382 if ((pt_version.rom_version != fw_version.rom_version) ||
383 (pt_version.build_version <= fw_version.build_version)) {
384 BT_ERR("Patch file version did not match with firmware");
385 release_firmware(firmware);
386 return -EINVAL;
387 }
388
389 ret = ath3k_load_fwfile(udev, firmware);
390 release_firmware(firmware);
391
392 return ret;
393}
394
395static int ath3k_load_syscfg(struct usb_device *udev)
396{
397 unsigned char fw_state;
398 char filename[ATH3K_NAME_LEN] = {0};
399 const struct firmware *firmware;
400 struct ath3k_version fw_version;
401 int clk_value, ret;
402
403 ret = ath3k_get_state(udev, &fw_state);
404 if (ret < 0) {
Masanari Iida8a168ca2012-12-29 02:00:09 +0900405 BT_ERR("Can't get state to change to load configuration err");
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530406 return -EBUSY;
407 }
408
409 ret = ath3k_get_version(udev, &fw_version);
410 if (ret < 0) {
411 BT_ERR("Can't get version to change to load ram patch err");
412 return ret;
413 }
414
415 switch (fw_version.ref_clock) {
416
417 case ATH3K_XTAL_FREQ_26M:
418 clk_value = 26;
419 break;
420 case ATH3K_XTAL_FREQ_40M:
421 clk_value = 40;
422 break;
423 case ATH3K_XTAL_FREQ_19P2:
424 clk_value = 19;
425 break;
426 default:
427 clk_value = 0;
428 break;
429 }
430
431 snprintf(filename, ATH3K_NAME_LEN, "ar3k/ramps_0x%08x_%d%s",
Peng Chenb9e25352012-09-06 19:30:43 +0800432 le32_to_cpu(fw_version.rom_version), clk_value, ".dfu");
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530433
434 ret = request_firmware(&firmware, filename, &udev->dev);
435 if (ret < 0) {
436 BT_ERR("Configuration file not found %s", filename);
437 return ret;
438 }
439
440 ret = ath3k_load_fwfile(udev, firmware);
441 release_firmware(firmware);
442
443 return ret;
444}
445
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530446static int ath3k_probe(struct usb_interface *intf,
447 const struct usb_device_id *id)
448{
449 const struct firmware *firmware;
450 struct usb_device *udev = interface_to_usbdev(intf);
Rogério Brito84f0e172011-02-03 01:42:05 -0200451 int ret;
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530452
453 BT_DBG("intf %p id %p", intf, id);
454
455 if (intf->cur_altsetting->desc.bInterfaceNumber != 0)
456 return -ENODEV;
457
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530458 /* match device ID in ath3k blacklist table */
459 if (!id->driver_info) {
460 const struct usb_device_id *match;
461 match = usb_match_id(intf, ath3k_blist_tbl);
462 if (match)
463 id = match;
464 }
465
466 /* load patch and sysconfig files for AR3012 */
467 if (id->driver_info & BTUSB_ATH3012) {
Steven.Li2d25f8b2011-07-01 14:02:36 +0800468
469 /* New firmware with patch and sysconfig files already loaded */
470 if (le16_to_cpu(udev->descriptor.bcdDevice) > 0x0001)
471 return -ENODEV;
472
Bala Shanmugamd9f51b52011-02-11 15:38:53 +0530473 ret = ath3k_load_patch(udev);
474 if (ret < 0) {
475 BT_ERR("Loading patch file failed");
476 return ret;
477 }
478 ret = ath3k_load_syscfg(udev);
479 if (ret < 0) {
480 BT_ERR("Loading sysconfig file failed");
481 return ret;
482 }
483 ret = ath3k_set_normal_mode(udev);
484 if (ret < 0) {
485 BT_ERR("Set normal mode failed");
486 return ret;
487 }
488 ath3k_switch_pid(udev);
489 return 0;
490 }
491
Paul Fertserc3eae822011-10-29 21:52:49 +0400492 ret = request_firmware(&firmware, ATH3K_FIRMWARE, &udev->dev);
493 if (ret < 0) {
494 if (ret == -ENOENT)
495 BT_ERR("Firmware file \"%s\" not found",
496 ATH3K_FIRMWARE);
497 else
498 BT_ERR("Firmware file \"%s\" request failed (err=%d)",
499 ATH3K_FIRMWARE, ret);
500 return ret;
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530501 }
502
Rogério Brito84f0e172011-02-03 01:42:05 -0200503 ret = ath3k_load_firmware(udev, firmware);
Alexander Holler86e09282010-11-22 21:09:01 +0100504 release_firmware(firmware);
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530505
Rogério Brito84f0e172011-02-03 01:42:05 -0200506 return ret;
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530507}
508
509static void ath3k_disconnect(struct usb_interface *intf)
510{
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530511 BT_DBG("ath3k_disconnect intf %p", intf);
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530512}
513
514static struct usb_driver ath3k_driver = {
515 .name = "ath3k",
516 .probe = ath3k_probe,
517 .disconnect = ath3k_disconnect,
518 .id_table = ath3k_table,
Sarah Sharpe1f12eb2012-04-23 10:08:51 -0700519 .disable_hub_initiated_lpm = 1,
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530520};
521
Greg Kroah-Hartman93f15082011-11-18 09:47:34 -0800522module_usb_driver(ath3k_driver);
Vikram Kandukuri9670d802010-01-06 19:04:15 +0530523
524MODULE_AUTHOR("Atheros Communications");
525MODULE_DESCRIPTION("Atheros AR30xx firmware driver");
526MODULE_VERSION(VERSION);
527MODULE_LICENSE("GPL");
Paul Fertserc3eae822011-10-29 21:52:49 +0400528MODULE_FIRMWARE(ATH3K_FIRMWARE);