Commit | Line | Data |
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9670d80a VK |
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> | |
72dd2b2a | 30 | #include <asm/unaligned.h> |
9670d80a VK |
31 | #include <net/bluetooth/bluetooth.h> |
32 | ||
33 | #define VERSION "1.0" | |
c3eae82a | 34 | #define ATH3K_FIRMWARE "ath3k-1.fw" |
9670d80a | 35 | |
d9f51b51 BS |
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 | ||
53 | struct ath3k_version { | |
72dd2b2a MH |
54 | __le32 rom_version; |
55 | __le32 build_version; | |
56 | __le32 ram_version; | |
57 | __u8 ref_clock; | |
58 | __u8 reserved[7]; | |
59 | } __packed; | |
9670d80a | 60 | |
3932eb33 | 61 | static const struct usb_device_id ath3k_table[] = { |
9670d80a VK |
62 | /* Atheros AR3011 */ |
63 | { USB_DEVICE(0x0CF3, 0x3000) }, | |
be93112a BS |
64 | |
65 | /* Atheros AR3011 with sflash firmware*/ | |
0b880062 AS |
66 | { USB_DEVICE(0x0489, 0xE027) }, |
67 | { USB_DEVICE(0x0489, 0xE03D) }, | |
2eeff0b4 | 68 | { USB_DEVICE(0x04F2, 0xAFF1) }, |
0b880062 | 69 | { USB_DEVICE(0x0930, 0x0215) }, |
be93112a | 70 | { USB_DEVICE(0x0CF3, 0x3002) }, |
6eda541d | 71 | { USB_DEVICE(0x0CF3, 0xE019) }, |
2a7bcccc | 72 | { USB_DEVICE(0x13d3, 0x3304) }, |
be93112a | 73 | |
509e7861 CYC |
74 | /* Atheros AR9285 Malbec with sflash firmware */ |
75 | { USB_DEVICE(0x03F0, 0x311D) }, | |
d9f51b51 BS |
76 | |
77 | /* Atheros AR3012 with sflash firmware*/ | |
0b880062 AS |
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) }, | |
692c062e | 83 | { USB_DEVICE(0x0489, 0xe076) }, |
4b552bc9 | 84 | { USB_DEVICE(0x0489, 0xe078) }, |
0b880062 AS |
85 | { USB_DEVICE(0x04c5, 0x1330) }, |
86 | { USB_DEVICE(0x04CA, 0x3004) }, | |
87 | { USB_DEVICE(0x04CA, 0x3005) }, | |
88 | { USB_DEVICE(0x04CA, 0x3006) }, | |
1fb4e09a | 89 | { USB_DEVICE(0x04CA, 0x3007) }, |
0b880062 AS |
90 | { USB_DEVICE(0x04CA, 0x3008) }, |
91 | { USB_DEVICE(0x04CA, 0x300b) }, | |
7e730c7f | 92 | { USB_DEVICE(0x04CA, 0x300d) }, |
ec0810d2 | 93 | { USB_DEVICE(0x04CA, 0x300f) }, |
134d3b35 | 94 | { USB_DEVICE(0x04CA, 0x3010) }, |
0b880062 | 95 | { USB_DEVICE(0x0930, 0x0219) }, |
cd355ff0 | 96 | { USB_DEVICE(0x0930, 0x021c) }, |
0b880062 | 97 | { USB_DEVICE(0x0930, 0x0220) }, |
89d2975f | 98 | { USB_DEVICE(0x0930, 0x0227) }, |
a735f9e2 | 99 | { USB_DEVICE(0x0b05, 0x17d0) }, |
d66629c1 | 100 | { USB_DEVICE(0x0CF3, 0x0036) }, |
d9f51b51 | 101 | { USB_DEVICE(0x0CF3, 0x3004) }, |
94a32d10 | 102 | { USB_DEVICE(0x0CF3, 0x3008) }, |
07c0ea87 | 103 | { USB_DEVICE(0x0CF3, 0x311D) }, |
b131237c | 104 | { USB_DEVICE(0x0CF3, 0x311E) }, |
1e56f1eb | 105 | { USB_DEVICE(0x0CF3, 0x311F) }, |
0b880062 | 106 | { USB_DEVICE(0x0cf3, 0x3121) }, |
ebaf5795 | 107 | { USB_DEVICE(0x0CF3, 0x817a) }, |
18e0afab | 108 | { USB_DEVICE(0x0CF3, 0x817b) }, |
0b880062 | 109 | { USB_DEVICE(0x0cf3, 0xe003) }, |
ac71311e | 110 | { USB_DEVICE(0x0CF3, 0xE004) }, |
0a3658cc | 111 | { USB_DEVICE(0x0CF3, 0xE005) }, |
ca79f232 | 112 | { USB_DEVICE(0x0CF3, 0xE006) }, |
0b880062 AS |
113 | { USB_DEVICE(0x13d3, 0x3362) }, |
114 | { USB_DEVICE(0x13d3, 0x3375) }, | |
eed307e2 | 115 | { USB_DEVICE(0x13d3, 0x3393) }, |
5b77a1f3 | 116 | { USB_DEVICE(0x13d3, 0x3402) }, |
3bb30a7c | 117 | { USB_DEVICE(0x13d3, 0x3408) }, |
033efa92 | 118 | { USB_DEVICE(0x13d3, 0x3423) }, |
fa2f1394 | 119 | { USB_DEVICE(0x13d3, 0x3432) }, |
0d0cef61 | 120 | { USB_DEVICE(0x13d3, 0x3474) }, |
d9f51b51 | 121 | |
e9036e33 CYC |
122 | /* Atheros AR5BBU12 with sflash firmware */ |
123 | { USB_DEVICE(0x0489, 0xE02C) }, | |
b67afe7f | 124 | |
85d59726 | 125 | /* Atheros AR5BBU22 with sflash firmware */ |
bc21fde2 | 126 | { USB_DEVICE(0x0489, 0xE036) }, |
0b880062 | 127 | { USB_DEVICE(0x0489, 0xE03C) }, |
85d59726 | 128 | |
9670d80a VK |
129 | { } /* Terminating entry */ |
130 | }; | |
131 | ||
132 | MODULE_DEVICE_TABLE(usb, ath3k_table); | |
133 | ||
d9f51b51 BS |
134 | #define BTUSB_ATH3012 0x80 |
135 | /* This table is to load patch and sysconfig files | |
136 | * for AR3012 */ | |
3932eb33 | 137 | static const struct usb_device_id ath3k_blist_tbl[] = { |
d9f51b51 BS |
138 | |
139 | /* Atheros AR3012 with sflash firmware*/ | |
0b880062 AS |
140 | { USB_DEVICE(0x0489, 0xe04e), .driver_info = BTUSB_ATH3012 }, |
141 | { USB_DEVICE(0x0489, 0xe04d), .driver_info = BTUSB_ATH3012 }, | |
142 | { USB_DEVICE(0x0489, 0xe056), .driver_info = BTUSB_ATH3012 }, | |
143 | { USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 }, | |
144 | { USB_DEVICE(0x0489, 0xe05f), .driver_info = BTUSB_ATH3012 }, | |
692c062e | 145 | { USB_DEVICE(0x0489, 0xe076), .driver_info = BTUSB_ATH3012 }, |
4b552bc9 | 146 | { USB_DEVICE(0x0489, 0xe078), .driver_info = BTUSB_ATH3012 }, |
0b880062 AS |
147 | { USB_DEVICE(0x04c5, 0x1330), .driver_info = BTUSB_ATH3012 }, |
148 | { USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 }, | |
149 | { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, | |
150 | { USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 }, | |
1fb4e09a | 151 | { USB_DEVICE(0x04ca, 0x3007), .driver_info = BTUSB_ATH3012 }, |
0b880062 AS |
152 | { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 }, |
153 | { USB_DEVICE(0x04ca, 0x300b), .driver_info = BTUSB_ATH3012 }, | |
7e730c7f | 154 | { USB_DEVICE(0x04ca, 0x300d), .driver_info = BTUSB_ATH3012 }, |
ec0810d2 | 155 | { USB_DEVICE(0x04ca, 0x300f), .driver_info = BTUSB_ATH3012 }, |
134d3b35 | 156 | { USB_DEVICE(0x04ca, 0x3010), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 157 | { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 }, |
cd355ff0 | 158 | { USB_DEVICE(0x0930, 0x021c), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 159 | { USB_DEVICE(0x0930, 0x0220), .driver_info = BTUSB_ATH3012 }, |
89d2975f | 160 | { USB_DEVICE(0x0930, 0x0227), .driver_info = BTUSB_ATH3012 }, |
a735f9e2 | 161 | { USB_DEVICE(0x0b05, 0x17d0), .driver_info = BTUSB_ATH3012 }, |
d66629c1 | 162 | { USB_DEVICE(0x0CF3, 0x0036), .driver_info = BTUSB_ATH3012 }, |
d9f51b51 | 163 | { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 }, |
94a32d10 | 164 | { USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 }, |
07c0ea87 | 165 | { USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 }, |
b131237c | 166 | { USB_DEVICE(0x0cf3, 0x311E), .driver_info = BTUSB_ATH3012 }, |
1e56f1eb | 167 | { USB_DEVICE(0x0cf3, 0x311F), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 168 | { USB_DEVICE(0x0cf3, 0x3121), .driver_info = BTUSB_ATH3012 }, |
ebaf5795 | 169 | { USB_DEVICE(0x0CF3, 0x817a), .driver_info = BTUSB_ATH3012 }, |
18e0afab | 170 | { USB_DEVICE(0x0CF3, 0x817b), .driver_info = BTUSB_ATH3012 }, |
ac71311e | 171 | { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 }, |
0a3658cc | 172 | { USB_DEVICE(0x0cf3, 0xe005), .driver_info = BTUSB_ATH3012 }, |
ca79f232 | 173 | { USB_DEVICE(0x0cf3, 0xe006), .driver_info = BTUSB_ATH3012 }, |
0b880062 AS |
174 | { USB_DEVICE(0x0cf3, 0xe003), .driver_info = BTUSB_ATH3012 }, |
175 | { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 }, | |
176 | { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 }, | |
eed307e2 | 177 | { USB_DEVICE(0x13d3, 0x3393), .driver_info = BTUSB_ATH3012 }, |
5b77a1f3 | 178 | { USB_DEVICE(0x13d3, 0x3402), .driver_info = BTUSB_ATH3012 }, |
3bb30a7c | 179 | { USB_DEVICE(0x13d3, 0x3408), .driver_info = BTUSB_ATH3012 }, |
033efa92 | 180 | { USB_DEVICE(0x13d3, 0x3423), .driver_info = BTUSB_ATH3012 }, |
fa2f1394 | 181 | { USB_DEVICE(0x13d3, 0x3432), .driver_info = BTUSB_ATH3012 }, |
0d0cef61 | 182 | { USB_DEVICE(0x13d3, 0x3474), .driver_info = BTUSB_ATH3012 }, |
d9f51b51 | 183 | |
85d59726 | 184 | /* Atheros AR5BBU22 with sflash firmware */ |
bc21fde2 | 185 | { USB_DEVICE(0x0489, 0xE036), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 186 | { USB_DEVICE(0x0489, 0xE03C), .driver_info = BTUSB_ATH3012 }, |
85d59726 | 187 | |
d9f51b51 BS |
188 | { } /* Terminating entry */ |
189 | }; | |
190 | ||
9670d80a VK |
191 | #define USB_REQ_DFU_DNLOAD 1 |
192 | #define BULK_SIZE 4096 | |
d9f51b51 | 193 | #define FW_HDR_SIZE 20 |
c561a575 AL |
194 | #define TIMEGAP_USEC_MIN 50 |
195 | #define TIMEGAP_USEC_MAX 100 | |
9670d80a | 196 | |
86e09287 AH |
197 | static int ath3k_load_firmware(struct usb_device *udev, |
198 | const struct firmware *firmware) | |
9670d80a VK |
199 | { |
200 | u8 *send_buf; | |
201 | int err, pipe, len, size, sent = 0; | |
86e09287 | 202 | int count = firmware->size; |
9670d80a | 203 | |
86e09287 | 204 | BT_DBG("udev %p", udev); |
9670d80a | 205 | |
86e09287 | 206 | pipe = usb_sndctrlpipe(udev, 0); |
9670d80a | 207 | |
52a1020e | 208 | send_buf = kmalloc(BULK_SIZE, GFP_KERNEL); |
86e09287 AH |
209 | if (!send_buf) { |
210 | BT_ERR("Can't allocate memory chunk for firmware"); | |
211 | return -ENOMEM; | |
212 | } | |
213 | ||
214 | memcpy(send_buf, firmware->data, 20); | |
a08b15e6 VI |
215 | err = usb_control_msg(udev, pipe, USB_REQ_DFU_DNLOAD, USB_TYPE_VENDOR, |
216 | 0, 0, send_buf, 20, USB_CTRL_SET_TIMEOUT); | |
217 | if (err < 0) { | |
9670d80a | 218 | BT_ERR("Can't change to loading configuration err"); |
86e09287 | 219 | goto error; |
9670d80a VK |
220 | } |
221 | sent += 20; | |
222 | count -= 20; | |
223 | ||
3abb56de AL |
224 | pipe = usb_sndbulkpipe(udev, 0x02); |
225 | ||
9670d80a | 226 | while (count) { |
c561a575 AL |
227 | /* workaround the compatibility issue with xHCI controller*/ |
228 | usleep_range(TIMEGAP_USEC_MIN, TIMEGAP_USEC_MAX); | |
229 | ||
9670d80a | 230 | size = min_t(uint, count, BULK_SIZE); |
86e09287 | 231 | memcpy(send_buf, firmware->data + sent, size); |
9670d80a | 232 | |
86e09287 | 233 | err = usb_bulk_msg(udev, pipe, send_buf, size, |
9670d80a VK |
234 | &len, 3000); |
235 | ||
236 | if (err || (len != size)) { | |
237 | BT_ERR("Error in firmware loading err = %d," | |
238 | "len = %d, size = %d", err, len, size); | |
239 | goto error; | |
240 | } | |
241 | ||
242 | sent += size; | |
243 | count -= size; | |
244 | } | |
245 | ||
9670d80a VK |
246 | error: |
247 | kfree(send_buf); | |
248 | return err; | |
249 | } | |
250 | ||
d9f51b51 BS |
251 | static int ath3k_get_state(struct usb_device *udev, unsigned char *state) |
252 | { | |
517828a8 SG |
253 | int ret, pipe = 0; |
254 | char *buf; | |
255 | ||
256 | buf = kmalloc(sizeof(*buf), GFP_KERNEL); | |
257 | if (!buf) | |
258 | return -ENOMEM; | |
d9f51b51 BS |
259 | |
260 | pipe = usb_rcvctrlpipe(udev, 0); | |
517828a8 SG |
261 | ret = usb_control_msg(udev, pipe, ATH3K_GETSTATE, |
262 | USB_TYPE_VENDOR | USB_DIR_IN, 0, 0, | |
263 | buf, sizeof(*buf), USB_CTRL_SET_TIMEOUT); | |
264 | ||
265 | *state = *buf; | |
266 | kfree(buf); | |
267 | ||
268 | return ret; | |
d9f51b51 BS |
269 | } |
270 | ||
271 | static int ath3k_get_version(struct usb_device *udev, | |
272 | struct ath3k_version *version) | |
273 | { | |
517828a8 SG |
274 | int ret, pipe = 0; |
275 | struct ath3k_version *buf; | |
276 | const int size = sizeof(*buf); | |
277 | ||
278 | buf = kmalloc(size, GFP_KERNEL); | |
279 | if (!buf) | |
280 | return -ENOMEM; | |
d9f51b51 BS |
281 | |
282 | pipe = usb_rcvctrlpipe(udev, 0); | |
517828a8 SG |
283 | ret = usb_control_msg(udev, pipe, ATH3K_GETVERSION, |
284 | USB_TYPE_VENDOR | USB_DIR_IN, 0, 0, | |
285 | buf, size, USB_CTRL_SET_TIMEOUT); | |
286 | ||
287 | memcpy(version, buf, size); | |
288 | kfree(buf); | |
289 | ||
290 | return ret; | |
d9f51b51 BS |
291 | } |
292 | ||
293 | static int ath3k_load_fwfile(struct usb_device *udev, | |
294 | const struct firmware *firmware) | |
295 | { | |
296 | u8 *send_buf; | |
297 | int err, pipe, len, size, count, sent = 0; | |
298 | int ret; | |
299 | ||
300 | count = firmware->size; | |
301 | ||
52a1020e | 302 | send_buf = kmalloc(BULK_SIZE, GFP_KERNEL); |
d9f51b51 BS |
303 | if (!send_buf) { |
304 | BT_ERR("Can't allocate memory chunk for firmware"); | |
305 | return -ENOMEM; | |
306 | } | |
307 | ||
308 | size = min_t(uint, count, FW_HDR_SIZE); | |
309 | memcpy(send_buf, firmware->data, size); | |
310 | ||
311 | pipe = usb_sndctrlpipe(udev, 0); | |
312 | ret = usb_control_msg(udev, pipe, ATH3K_DNLOAD, | |
313 | USB_TYPE_VENDOR, 0, 0, send_buf, | |
314 | size, USB_CTRL_SET_TIMEOUT); | |
315 | if (ret < 0) { | |
316 | BT_ERR("Can't change to loading configuration err"); | |
317 | kfree(send_buf); | |
318 | return ret; | |
319 | } | |
320 | ||
321 | sent += size; | |
322 | count -= size; | |
323 | ||
b0c3e138 AL |
324 | pipe = usb_sndbulkpipe(udev, 0x02); |
325 | ||
d9f51b51 | 326 | while (count) { |
c561a575 AL |
327 | /* workaround the compatibility issue with xHCI controller*/ |
328 | usleep_range(TIMEGAP_USEC_MIN, TIMEGAP_USEC_MAX); | |
329 | ||
d9f51b51 | 330 | size = min_t(uint, count, BULK_SIZE); |
d9f51b51 BS |
331 | memcpy(send_buf, firmware->data + sent, size); |
332 | ||
333 | err = usb_bulk_msg(udev, pipe, send_buf, size, | |
334 | &len, 3000); | |
335 | if (err || (len != size)) { | |
336 | BT_ERR("Error in firmware loading err = %d," | |
337 | "len = %d, size = %d", err, len, size); | |
338 | kfree(send_buf); | |
339 | return err; | |
340 | } | |
341 | sent += size; | |
342 | count -= size; | |
343 | } | |
344 | ||
345 | kfree(send_buf); | |
346 | return 0; | |
347 | } | |
348 | ||
349 | static int ath3k_switch_pid(struct usb_device *udev) | |
350 | { | |
351 | int pipe = 0; | |
352 | ||
353 | pipe = usb_sndctrlpipe(udev, 0); | |
354 | return usb_control_msg(udev, pipe, USB_REG_SWITCH_VID_PID, | |
355 | USB_TYPE_VENDOR, 0, 0, | |
356 | NULL, 0, USB_CTRL_SET_TIMEOUT); | |
357 | } | |
358 | ||
359 | static int ath3k_set_normal_mode(struct usb_device *udev) | |
360 | { | |
361 | unsigned char fw_state; | |
362 | int pipe = 0, ret; | |
363 | ||
364 | ret = ath3k_get_state(udev, &fw_state); | |
365 | if (ret < 0) { | |
366 | BT_ERR("Can't get state to change to normal mode err"); | |
367 | return ret; | |
368 | } | |
369 | ||
370 | if ((fw_state & ATH3K_MODE_MASK) == ATH3K_NORMAL_MODE) { | |
371 | BT_DBG("firmware was already in normal mode"); | |
372 | return 0; | |
373 | } | |
374 | ||
375 | pipe = usb_sndctrlpipe(udev, 0); | |
376 | return usb_control_msg(udev, pipe, ATH3K_SET_NORMAL_MODE, | |
377 | USB_TYPE_VENDOR, 0, 0, | |
378 | NULL, 0, USB_CTRL_SET_TIMEOUT); | |
379 | } | |
380 | ||
381 | static int ath3k_load_patch(struct usb_device *udev) | |
382 | { | |
383 | unsigned char fw_state; | |
384 | char filename[ATH3K_NAME_LEN] = {0}; | |
385 | const struct firmware *firmware; | |
72dd2b2a MH |
386 | struct ath3k_version fw_version; |
387 | __u32 pt_rom_version, pt_build_version; | |
d9f51b51 BS |
388 | int ret; |
389 | ||
390 | ret = ath3k_get_state(udev, &fw_state); | |
391 | if (ret < 0) { | |
392 | BT_ERR("Can't get state to change to load ram patch err"); | |
393 | return ret; | |
394 | } | |
395 | ||
396 | if (fw_state & ATH3K_PATCH_UPDATE) { | |
397 | BT_DBG("Patch was already downloaded"); | |
398 | return 0; | |
399 | } | |
400 | ||
401 | ret = ath3k_get_version(udev, &fw_version); | |
402 | if (ret < 0) { | |
403 | BT_ERR("Can't get version to change to load ram patch err"); | |
404 | return ret; | |
405 | } | |
406 | ||
407 | snprintf(filename, ATH3K_NAME_LEN, "ar3k/AthrBT_0x%08x.dfu", | |
72dd2b2a | 408 | le32_to_cpu(fw_version.rom_version)); |
d9f51b51 BS |
409 | |
410 | ret = request_firmware(&firmware, filename, &udev->dev); | |
411 | if (ret < 0) { | |
412 | BT_ERR("Patch file not found %s", filename); | |
413 | return ret; | |
414 | } | |
415 | ||
72dd2b2a MH |
416 | pt_rom_version = get_unaligned_le32(firmware->data + |
417 | firmware->size - 8); | |
418 | pt_build_version = get_unaligned_le32(firmware->data + | |
419 | firmware->size - 4); | |
d9f51b51 | 420 | |
72dd2b2a MH |
421 | if (pt_rom_version != le32_to_cpu(fw_version.rom_version) || |
422 | pt_build_version <= le32_to_cpu(fw_version.build_version)) { | |
d9f51b51 BS |
423 | BT_ERR("Patch file version did not match with firmware"); |
424 | release_firmware(firmware); | |
425 | return -EINVAL; | |
426 | } | |
427 | ||
428 | ret = ath3k_load_fwfile(udev, firmware); | |
429 | release_firmware(firmware); | |
430 | ||
431 | return ret; | |
432 | } | |
433 | ||
434 | static int ath3k_load_syscfg(struct usb_device *udev) | |
435 | { | |
436 | unsigned char fw_state; | |
437 | char filename[ATH3K_NAME_LEN] = {0}; | |
438 | const struct firmware *firmware; | |
439 | struct ath3k_version fw_version; | |
440 | int clk_value, ret; | |
441 | ||
442 | ret = ath3k_get_state(udev, &fw_state); | |
443 | if (ret < 0) { | |
8a168ca7 | 444 | BT_ERR("Can't get state to change to load configuration err"); |
d9f51b51 BS |
445 | return -EBUSY; |
446 | } | |
447 | ||
448 | ret = ath3k_get_version(udev, &fw_version); | |
449 | if (ret < 0) { | |
450 | BT_ERR("Can't get version to change to load ram patch err"); | |
451 | return ret; | |
452 | } | |
453 | ||
454 | switch (fw_version.ref_clock) { | |
455 | ||
456 | case ATH3K_XTAL_FREQ_26M: | |
457 | clk_value = 26; | |
458 | break; | |
459 | case ATH3K_XTAL_FREQ_40M: | |
460 | clk_value = 40; | |
461 | break; | |
462 | case ATH3K_XTAL_FREQ_19P2: | |
463 | clk_value = 19; | |
464 | break; | |
465 | default: | |
466 | clk_value = 0; | |
467 | break; | |
468 | } | |
469 | ||
470 | snprintf(filename, ATH3K_NAME_LEN, "ar3k/ramps_0x%08x_%d%s", | |
b9e2535a | 471 | le32_to_cpu(fw_version.rom_version), clk_value, ".dfu"); |
d9f51b51 BS |
472 | |
473 | ret = request_firmware(&firmware, filename, &udev->dev); | |
474 | if (ret < 0) { | |
475 | BT_ERR("Configuration file not found %s", filename); | |
476 | return ret; | |
477 | } | |
478 | ||
479 | ret = ath3k_load_fwfile(udev, firmware); | |
480 | release_firmware(firmware); | |
481 | ||
482 | return ret; | |
483 | } | |
484 | ||
9670d80a VK |
485 | static int ath3k_probe(struct usb_interface *intf, |
486 | const struct usb_device_id *id) | |
487 | { | |
488 | const struct firmware *firmware; | |
489 | struct usb_device *udev = interface_to_usbdev(intf); | |
84f0e17f | 490 | int ret; |
9670d80a VK |
491 | |
492 | BT_DBG("intf %p id %p", intf, id); | |
493 | ||
494 | if (intf->cur_altsetting->desc.bInterfaceNumber != 0) | |
495 | return -ENODEV; | |
496 | ||
d9f51b51 BS |
497 | /* match device ID in ath3k blacklist table */ |
498 | if (!id->driver_info) { | |
499 | const struct usb_device_id *match; | |
500 | match = usb_match_id(intf, ath3k_blist_tbl); | |
501 | if (match) | |
502 | id = match; | |
503 | } | |
504 | ||
505 | /* load patch and sysconfig files for AR3012 */ | |
506 | if (id->driver_info & BTUSB_ATH3012) { | |
2d25f8b4 SL |
507 | |
508 | /* New firmware with patch and sysconfig files already loaded */ | |
509 | if (le16_to_cpu(udev->descriptor.bcdDevice) > 0x0001) | |
510 | return -ENODEV; | |
511 | ||
d9f51b51 BS |
512 | ret = ath3k_load_patch(udev); |
513 | if (ret < 0) { | |
514 | BT_ERR("Loading patch file failed"); | |
515 | return ret; | |
516 | } | |
517 | ret = ath3k_load_syscfg(udev); | |
518 | if (ret < 0) { | |
519 | BT_ERR("Loading sysconfig file failed"); | |
520 | return ret; | |
521 | } | |
522 | ret = ath3k_set_normal_mode(udev); | |
523 | if (ret < 0) { | |
524 | BT_ERR("Set normal mode failed"); | |
525 | return ret; | |
526 | } | |
527 | ath3k_switch_pid(udev); | |
528 | return 0; | |
529 | } | |
530 | ||
c3eae82a PF |
531 | ret = request_firmware(&firmware, ATH3K_FIRMWARE, &udev->dev); |
532 | if (ret < 0) { | |
533 | if (ret == -ENOENT) | |
534 | BT_ERR("Firmware file \"%s\" not found", | |
535 | ATH3K_FIRMWARE); | |
536 | else | |
537 | BT_ERR("Firmware file \"%s\" request failed (err=%d)", | |
538 | ATH3K_FIRMWARE, ret); | |
539 | return ret; | |
9670d80a VK |
540 | } |
541 | ||
84f0e17f | 542 | ret = ath3k_load_firmware(udev, firmware); |
86e09287 | 543 | release_firmware(firmware); |
9670d80a | 544 | |
84f0e17f | 545 | return ret; |
9670d80a VK |
546 | } |
547 | ||
548 | static void ath3k_disconnect(struct usb_interface *intf) | |
549 | { | |
9670d80a | 550 | BT_DBG("ath3k_disconnect intf %p", intf); |
9670d80a VK |
551 | } |
552 | ||
553 | static struct usb_driver ath3k_driver = { | |
554 | .name = "ath3k", | |
555 | .probe = ath3k_probe, | |
556 | .disconnect = ath3k_disconnect, | |
557 | .id_table = ath3k_table, | |
e1f12eb6 | 558 | .disable_hub_initiated_lpm = 1, |
9670d80a VK |
559 | }; |
560 | ||
93f1508c | 561 | module_usb_driver(ath3k_driver); |
9670d80a VK |
562 | |
563 | MODULE_AUTHOR("Atheros Communications"); | |
564 | MODULE_DESCRIPTION("Atheros AR30xx firmware driver"); | |
565 | MODULE_VERSION(VERSION); | |
566 | MODULE_LICENSE("GPL"); | |
c3eae82a | 567 | MODULE_FIRMWARE(ATH3K_FIRMWARE); |