Commit | Line | Data |
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1a59d1b8 | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
4fba30f0 MH |
2 | /* |
3 | * | |
4 | * Bluetooth support for Broadcom devices | |
5 | * | |
6 | * Copyright (C) 2015 Intel Corporation | |
4fba30f0 MH |
7 | */ |
8 | ||
9 | #include <linux/module.h> | |
1c8ba6d0 MH |
10 | #include <linux/firmware.h> |
11 | #include <asm/unaligned.h> | |
4fba30f0 MH |
12 | |
13 | #include <net/bluetooth/bluetooth.h> | |
14 | #include <net/bluetooth/hci_core.h> | |
15 | ||
16 | #include "btbcm.h" | |
17 | ||
18 | #define VERSION "0.1" | |
19 | ||
20 | #define BDADDR_BCM20702A0 (&(bdaddr_t) {{0x00, 0xa0, 0x02, 0x70, 0x20, 0x00}}) | |
92ffe0db | 21 | #define BDADDR_BCM20702A1 (&(bdaddr_t) {{0x00, 0x00, 0xa0, 0x02, 0x70, 0x20}}) |
300926b1 | 22 | #define BDADDR_BCM2076B1 (&(bdaddr_t) {{0x79, 0x56, 0x00, 0xa0, 0x76, 0x20}}) |
0697607a | 23 | #define BDADDR_BCM43430A0 (&(bdaddr_t) {{0xac, 0x1f, 0x12, 0xa0, 0x43, 0x43}}) |
a8f3b941 | 24 | #define BDADDR_BCM4324B3 (&(bdaddr_t) {{0x00, 0x00, 0x00, 0xb3, 0x24, 0x43}}) |
4a546ec3 | 25 | #define BDADDR_BCM4330B1 (&(bdaddr_t) {{0x00, 0x00, 0x00, 0xb1, 0x30, 0x43}}) |
52c8c7a7 | 26 | #define BDADDR_BCM4345C5 (&(bdaddr_t) {{0xac, 0x1f, 0x00, 0xc5, 0x45, 0x43}}) |
50357261 | 27 | #define BDADDR_BCM43341B (&(bdaddr_t) {{0xac, 0x1f, 0x00, 0x1b, 0x34, 0x43}}) |
4fba30f0 MH |
28 | |
29 | int btbcm_check_bdaddr(struct hci_dev *hdev) | |
30 | { | |
31 | struct hci_rp_read_bd_addr *bda; | |
32 | struct sk_buff *skb; | |
33 | ||
34 | skb = __hci_cmd_sync(hdev, HCI_OP_READ_BD_ADDR, 0, NULL, | |
35 | HCI_INIT_TIMEOUT); | |
36 | if (IS_ERR(skb)) { | |
37 | int err = PTR_ERR(skb); | |
2064ee33 | 38 | bt_dev_err(hdev, "BCM: Reading device address failed (%d)", err); |
4fba30f0 MH |
39 | return err; |
40 | } | |
41 | ||
42 | if (skb->len != sizeof(*bda)) { | |
2064ee33 | 43 | bt_dev_err(hdev, "BCM: Device address length mismatch"); |
4fba30f0 MH |
44 | kfree_skb(skb); |
45 | return -EIO; | |
46 | } | |
47 | ||
48 | bda = (struct hci_rp_read_bd_addr *)skb->data; | |
4fba30f0 | 49 | |
a8f3b941 FD |
50 | /* Check if the address indicates a controller with either an |
51 | * invalid or default address. In both cases the device needs | |
52 | * to be marked as not having a valid address. | |
53 | * | |
54 | * The address 00:20:70:02:A0:00 indicates a BCM20702A0 controller | |
4fba30f0 | 55 | * with no configured address. |
a8f3b941 | 56 | * |
92ffe0db MR |
57 | * The address 20:70:02:A0:00:00 indicates a BCM20702A1 controller |
58 | * with no configured address. | |
59 | * | |
300926b1 SG |
60 | * The address 20:76:A0:00:56:79 indicates a BCM2076B1 controller |
61 | * with no configured address. | |
62 | * | |
a8f3b941 FD |
63 | * The address 43:24:B3:00:00:00 indicates a BCM4324B3 controller |
64 | * with waiting for configuration state. | |
4a546ec3 FD |
65 | * |
66 | * The address 43:30:B1:00:00:00 indicates a BCM4330B1 controller | |
67 | * with waiting for configuration state. | |
0697607a CYT |
68 | * |
69 | * The address 43:43:A0:12:1F:AC indicates a BCM43430A0 controller | |
70 | * with no configured address. | |
4fba30f0 | 71 | */ |
a8f3b941 | 72 | if (!bacmp(&bda->bdaddr, BDADDR_BCM20702A0) || |
92ffe0db | 73 | !bacmp(&bda->bdaddr, BDADDR_BCM20702A1) || |
300926b1 | 74 | !bacmp(&bda->bdaddr, BDADDR_BCM2076B1) || |
4a546ec3 | 75 | !bacmp(&bda->bdaddr, BDADDR_BCM4324B3) || |
0697607a | 76 | !bacmp(&bda->bdaddr, BDADDR_BCM4330B1) || |
52c8c7a7 | 77 | !bacmp(&bda->bdaddr, BDADDR_BCM4345C5) || |
50357261 FT |
78 | !bacmp(&bda->bdaddr, BDADDR_BCM43430A0) || |
79 | !bacmp(&bda->bdaddr, BDADDR_BCM43341B)) { | |
2064ee33 MH |
80 | bt_dev_info(hdev, "BCM: Using default device address (%pMR)", |
81 | &bda->bdaddr); | |
4fba30f0 MH |
82 | set_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks); |
83 | } | |
84 | ||
85 | kfree_skb(skb); | |
86 | ||
87 | return 0; | |
88 | } | |
89 | EXPORT_SYMBOL_GPL(btbcm_check_bdaddr); | |
90 | ||
91 | int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr) | |
92 | { | |
93 | struct sk_buff *skb; | |
94 | int err; | |
95 | ||
96 | skb = __hci_cmd_sync(hdev, 0xfc01, 6, bdaddr, HCI_INIT_TIMEOUT); | |
97 | if (IS_ERR(skb)) { | |
98 | err = PTR_ERR(skb); | |
2064ee33 | 99 | bt_dev_err(hdev, "BCM: Change address command failed (%d)", err); |
4fba30f0 MH |
100 | return err; |
101 | } | |
102 | kfree_skb(skb); | |
103 | ||
104 | return 0; | |
105 | } | |
106 | EXPORT_SYMBOL_GPL(btbcm_set_bdaddr); | |
107 | ||
18aeb444 | 108 | int btbcm_patchram(struct hci_dev *hdev, const struct firmware *fw) |
50862ee5 MH |
109 | { |
110 | const struct hci_command_hdr *cmd; | |
50862ee5 MH |
111 | const u8 *fw_ptr; |
112 | size_t fw_size; | |
113 | struct sk_buff *skb; | |
114 | u16 opcode; | |
18aeb444 | 115 | int err = 0; |
50862ee5 MH |
116 | |
117 | /* Start Download */ | |
118 | skb = __hci_cmd_sync(hdev, 0xfc2e, 0, NULL, HCI_INIT_TIMEOUT); | |
119 | if (IS_ERR(skb)) { | |
120 | err = PTR_ERR(skb); | |
2064ee33 MH |
121 | bt_dev_err(hdev, "BCM: Download Minidrv command failed (%d)", |
122 | err); | |
50862ee5 MH |
123 | goto done; |
124 | } | |
125 | kfree_skb(skb); | |
126 | ||
127 | /* 50 msec delay after Download Minidrv completes */ | |
128 | msleep(50); | |
129 | ||
130 | fw_ptr = fw->data; | |
131 | fw_size = fw->size; | |
132 | ||
133 | while (fw_size >= sizeof(*cmd)) { | |
134 | const u8 *cmd_param; | |
135 | ||
136 | cmd = (struct hci_command_hdr *)fw_ptr; | |
137 | fw_ptr += sizeof(*cmd); | |
138 | fw_size -= sizeof(*cmd); | |
139 | ||
140 | if (fw_size < cmd->plen) { | |
2064ee33 | 141 | bt_dev_err(hdev, "BCM: Patch is corrupted"); |
50862ee5 MH |
142 | err = -EINVAL; |
143 | goto done; | |
144 | } | |
145 | ||
146 | cmd_param = fw_ptr; | |
147 | fw_ptr += cmd->plen; | |
148 | fw_size -= cmd->plen; | |
149 | ||
150 | opcode = le16_to_cpu(cmd->opcode); | |
151 | ||
152 | skb = __hci_cmd_sync(hdev, opcode, cmd->plen, cmd_param, | |
153 | HCI_INIT_TIMEOUT); | |
154 | if (IS_ERR(skb)) { | |
155 | err = PTR_ERR(skb); | |
2064ee33 MH |
156 | bt_dev_err(hdev, "BCM: Patch command %04x failed (%d)", |
157 | opcode, err); | |
50862ee5 MH |
158 | goto done; |
159 | } | |
160 | kfree_skb(skb); | |
161 | } | |
162 | ||
163 | /* 250 msec delay after Launch Ram completes */ | |
164 | msleep(250); | |
165 | ||
166 | done: | |
50862ee5 MH |
167 | return err; |
168 | } | |
169 | EXPORT_SYMBOL(btbcm_patchram); | |
170 | ||
1c8ba6d0 MH |
171 | static int btbcm_reset(struct hci_dev *hdev) |
172 | { | |
173 | struct sk_buff *skb; | |
174 | ||
175 | skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT); | |
176 | if (IS_ERR(skb)) { | |
177 | int err = PTR_ERR(skb); | |
2064ee33 | 178 | bt_dev_err(hdev, "BCM: Reset failed (%d)", err); |
1c8ba6d0 MH |
179 | return err; |
180 | } | |
181 | kfree_skb(skb); | |
182 | ||
3af3a594 WJS |
183 | /* 100 msec delay for module to complete reset process */ |
184 | msleep(100); | |
185 | ||
1c8ba6d0 MH |
186 | return 0; |
187 | } | |
188 | ||
9bc63ca0 MH |
189 | static struct sk_buff *btbcm_read_local_name(struct hci_dev *hdev) |
190 | { | |
191 | struct sk_buff *skb; | |
192 | ||
193 | skb = __hci_cmd_sync(hdev, HCI_OP_READ_LOCAL_NAME, 0, NULL, | |
194 | HCI_INIT_TIMEOUT); | |
195 | if (IS_ERR(skb)) { | |
2064ee33 MH |
196 | bt_dev_err(hdev, "BCM: Reading local name failed (%ld)", |
197 | PTR_ERR(skb)); | |
9bc63ca0 MH |
198 | return skb; |
199 | } | |
200 | ||
201 | if (skb->len != sizeof(struct hci_rp_read_local_name)) { | |
2064ee33 | 202 | bt_dev_err(hdev, "BCM: Local name length mismatch"); |
9bc63ca0 MH |
203 | kfree_skb(skb); |
204 | return ERR_PTR(-EIO); | |
205 | } | |
206 | ||
207 | return skb; | |
208 | } | |
209 | ||
1c8ba6d0 MH |
210 | static struct sk_buff *btbcm_read_local_version(struct hci_dev *hdev) |
211 | { | |
212 | struct sk_buff *skb; | |
213 | ||
214 | skb = __hci_cmd_sync(hdev, HCI_OP_READ_LOCAL_VERSION, 0, NULL, | |
215 | HCI_INIT_TIMEOUT); | |
216 | if (IS_ERR(skb)) { | |
2064ee33 MH |
217 | bt_dev_err(hdev, "BCM: Reading local version info failed (%ld)", |
218 | PTR_ERR(skb)); | |
1c8ba6d0 MH |
219 | return skb; |
220 | } | |
221 | ||
222 | if (skb->len != sizeof(struct hci_rp_read_local_version)) { | |
2064ee33 | 223 | bt_dev_err(hdev, "BCM: Local version length mismatch"); |
1c8ba6d0 MH |
224 | kfree_skb(skb); |
225 | return ERR_PTR(-EIO); | |
226 | } | |
227 | ||
228 | return skb; | |
229 | } | |
230 | ||
231 | static struct sk_buff *btbcm_read_verbose_config(struct hci_dev *hdev) | |
232 | { | |
233 | struct sk_buff *skb; | |
234 | ||
235 | skb = __hci_cmd_sync(hdev, 0xfc79, 0, NULL, HCI_INIT_TIMEOUT); | |
236 | if (IS_ERR(skb)) { | |
2064ee33 MH |
237 | bt_dev_err(hdev, "BCM: Read verbose config info failed (%ld)", |
238 | PTR_ERR(skb)); | |
1c8ba6d0 MH |
239 | return skb; |
240 | } | |
241 | ||
242 | if (skb->len != 7) { | |
2064ee33 | 243 | bt_dev_err(hdev, "BCM: Verbose config length mismatch"); |
1c8ba6d0 MH |
244 | kfree_skb(skb); |
245 | return ERR_PTR(-EIO); | |
246 | } | |
247 | ||
248 | return skb; | |
249 | } | |
250 | ||
4284ecbe MH |
251 | static struct sk_buff *btbcm_read_controller_features(struct hci_dev *hdev) |
252 | { | |
253 | struct sk_buff *skb; | |
254 | ||
255 | skb = __hci_cmd_sync(hdev, 0xfc6e, 0, NULL, HCI_INIT_TIMEOUT); | |
256 | if (IS_ERR(skb)) { | |
2064ee33 MH |
257 | bt_dev_err(hdev, "BCM: Read controller features failed (%ld)", |
258 | PTR_ERR(skb)); | |
4284ecbe MH |
259 | return skb; |
260 | } | |
261 | ||
262 | if (skb->len != 9) { | |
2064ee33 | 263 | bt_dev_err(hdev, "BCM: Controller features length mismatch"); |
4284ecbe MH |
264 | kfree_skb(skb); |
265 | return ERR_PTR(-EIO); | |
266 | } | |
267 | ||
268 | return skb; | |
269 | } | |
270 | ||
1c8ba6d0 MH |
271 | static struct sk_buff *btbcm_read_usb_product(struct hci_dev *hdev) |
272 | { | |
273 | struct sk_buff *skb; | |
274 | ||
275 | skb = __hci_cmd_sync(hdev, 0xfc5a, 0, NULL, HCI_INIT_TIMEOUT); | |
276 | if (IS_ERR(skb)) { | |
2064ee33 MH |
277 | bt_dev_err(hdev, "BCM: Read USB product info failed (%ld)", |
278 | PTR_ERR(skb)); | |
1c8ba6d0 MH |
279 | return skb; |
280 | } | |
281 | ||
282 | if (skb->len != 5) { | |
2064ee33 | 283 | bt_dev_err(hdev, "BCM: USB product length mismatch"); |
1c8ba6d0 MH |
284 | kfree_skb(skb); |
285 | return ERR_PTR(-EIO); | |
286 | } | |
287 | ||
288 | return skb; | |
289 | } | |
290 | ||
e76dc1dd MH |
291 | static int btbcm_read_info(struct hci_dev *hdev) |
292 | { | |
293 | struct sk_buff *skb; | |
294 | ||
295 | /* Read Verbose Config Version Info */ | |
296 | skb = btbcm_read_verbose_config(hdev); | |
297 | if (IS_ERR(skb)) | |
298 | return PTR_ERR(skb); | |
299 | ||
2064ee33 | 300 | bt_dev_info(hdev, "BCM: chip id %u", skb->data[1]); |
e76dc1dd MH |
301 | kfree_skb(skb); |
302 | ||
303 | /* Read Controller Features */ | |
304 | skb = btbcm_read_controller_features(hdev); | |
305 | if (IS_ERR(skb)) | |
306 | return PTR_ERR(skb); | |
307 | ||
2064ee33 | 308 | bt_dev_info(hdev, "BCM: features 0x%2.2x", skb->data[1]); |
e76dc1dd MH |
309 | kfree_skb(skb); |
310 | ||
311 | /* Read Local Name */ | |
312 | skb = btbcm_read_local_name(hdev); | |
313 | if (IS_ERR(skb)) | |
314 | return PTR_ERR(skb); | |
315 | ||
2064ee33 | 316 | bt_dev_info(hdev, "%s", (char *)(skb->data + 1)); |
e76dc1dd MH |
317 | kfree_skb(skb); |
318 | ||
319 | return 0; | |
320 | } | |
321 | ||
f7328381 | 322 | struct bcm_subver_table { |
1c8ba6d0 MH |
323 | u16 subver; |
324 | const char *name; | |
f7328381 HG |
325 | }; |
326 | ||
327 | static const struct bcm_subver_table bcm_uart_subver_table[] = { | |
4a546ec3 | 328 | { 0x4103, "BCM4330B1" }, /* 002.001.003 */ |
9a0bb57d | 329 | { 0x410e, "BCM43341B0" }, /* 002.001.014 */ |
039287aa | 330 | { 0x4204, "BCM2076B1" }, /* 002.002.004 */ |
a8f3b941 | 331 | { 0x4406, "BCM4324B3" }, /* 002.004.006 */ |
a357ea09 | 332 | { 0x6109, "BCM4335C0" }, /* 003.001.009 */ |
40db5f0e | 333 | { 0x610c, "BCM4354" }, /* 003.001.012 */ |
d456f678 | 334 | { 0x2122, "BCM4343A0" }, /* 001.001.034 */ |
feb16722 | 335 | { 0x2209, "BCM43430A1" }, /* 001.002.009 */ |
18a39b9a | 336 | { 0x6119, "BCM4345C0" }, /* 003.001.025 */ |
52c8c7a7 | 337 | { 0x6606, "BCM4345C5" }, /* 003.006.006 */ |
b133e0c4 | 338 | { 0x230f, "BCM4356A2" }, /* 001.003.015 */ |
92ffe0db | 339 | { 0x220e, "BCM20702A1" }, /* 001.002.014 */ |
e3ca60d0 | 340 | { 0x4217, "BCM4329B1" }, /* 002.002.023 */ |
f4d297ee | 341 | { 0x6106, "BCM4359C0" }, /* 003.001.006 */ |
9a0bb57d MH |
342 | { } |
343 | }; | |
344 | ||
fec0de23 HG |
345 | static const struct bcm_subver_table bcm_usb_subver_table[] = { |
346 | { 0x210b, "BCM43142A0" }, /* 001.001.011 */ | |
347 | { 0x2112, "BCM4314A0" }, /* 001.001.018 */ | |
348 | { 0x2118, "BCM20702A0" }, /* 001.001.024 */ | |
349 | { 0x2126, "BCM4335A0" }, /* 001.001.038 */ | |
350 | { 0x220e, "BCM20702A1" }, /* 001.002.014 */ | |
351 | { 0x230f, "BCM4354A2" }, /* 001.003.015 */ | |
352 | { 0x4106, "BCM4335B0" }, /* 002.001.006 */ | |
353 | { 0x410e, "BCM20702B0" }, /* 002.001.014 */ | |
354 | { 0x6109, "BCM4335C0" }, /* 003.001.009 */ | |
355 | { 0x610c, "BCM4354" }, /* 003.001.012 */ | |
356 | { } | |
357 | }; | |
358 | ||
22ac1916 HG |
359 | int btbcm_initialize(struct hci_dev *hdev, char *fw_name, size_t len, |
360 | bool reinit) | |
75e167e6 | 361 | { |
fec0de23 | 362 | u16 subver, rev, pid, vid; |
2cc6d079 | 363 | const char *hw_name = "BCM"; |
75e167e6 FD |
364 | struct sk_buff *skb; |
365 | struct hci_rp_read_local_version *ver; | |
fec0de23 | 366 | const struct bcm_subver_table *bcm_subver_table; |
75e167e6 FD |
367 | int i, err; |
368 | ||
369 | /* Reset */ | |
370 | err = btbcm_reset(hdev); | |
371 | if (err) | |
372 | return err; | |
373 | ||
374 | /* Read Local Version Info */ | |
375 | skb = btbcm_read_local_version(hdev); | |
376 | if (IS_ERR(skb)) | |
377 | return PTR_ERR(skb); | |
378 | ||
379 | ver = (struct hci_rp_read_local_version *)skb->data; | |
380 | rev = le16_to_cpu(ver->hci_rev); | |
381 | subver = le16_to_cpu(ver->lmp_subver); | |
382 | kfree_skb(skb); | |
383 | ||
e76dc1dd | 384 | /* Read controller information */ |
22ac1916 HG |
385 | if (!reinit) { |
386 | err = btbcm_read_info(hdev); | |
387 | if (err) | |
388 | return err; | |
389 | } | |
75e167e6 | 390 | |
fec0de23 HG |
391 | /* Upper nibble of rev should be between 0 and 3? */ |
392 | if (((rev & 0xf000) >> 12) > 3) | |
393 | return 0; | |
394 | ||
395 | bcm_subver_table = (hdev->bus == HCI_USB) ? bcm_usb_subver_table : | |
396 | bcm_uart_subver_table; | |
397 | ||
398 | for (i = 0; bcm_subver_table[i].name; i++) { | |
399 | if (subver == bcm_subver_table[i].subver) { | |
400 | hw_name = bcm_subver_table[i].name; | |
401 | break; | |
75e167e6 | 402 | } |
fec0de23 | 403 | } |
75e167e6 | 404 | |
fec0de23 HG |
405 | if (hdev->bus == HCI_USB) { |
406 | /* Read USB Product Info */ | |
407 | skb = btbcm_read_usb_product(hdev); | |
408 | if (IS_ERR(skb)) | |
409 | return PTR_ERR(skb); | |
410 | ||
411 | vid = get_unaligned_le16(skb->data + 1); | |
412 | pid = get_unaligned_le16(skb->data + 3); | |
413 | kfree_skb(skb); | |
414 | ||
415 | snprintf(fw_name, len, "brcm/%s-%4.4x-%4.4x.hcd", | |
2cc6d079 | 416 | hw_name, vid, pid); |
fec0de23 | 417 | } else { |
2cc6d079 | 418 | snprintf(fw_name, len, "brcm/%s.hcd", hw_name); |
75e167e6 FD |
419 | } |
420 | ||
2064ee33 | 421 | bt_dev_info(hdev, "%s (%3.3u.%3.3u.%3.3u) build %4.4u", |
2cc6d079 | 422 | hw_name, (subver & 0xe000) >> 13, |
2064ee33 | 423 | (subver & 0x1f00) >> 8, (subver & 0x00ff), rev & 0x0fff); |
75e167e6 FD |
424 | |
425 | return 0; | |
426 | } | |
427 | EXPORT_SYMBOL_GPL(btbcm_initialize); | |
428 | ||
429 | int btbcm_finalize(struct hci_dev *hdev) | |
430 | { | |
22ac1916 | 431 | char fw_name[64]; |
75e167e6 FD |
432 | int err; |
433 | ||
22ac1916 HG |
434 | /* Re-initialize */ |
435 | err = btbcm_initialize(hdev, fw_name, sizeof(fw_name), true); | |
75e167e6 FD |
436 | if (err) |
437 | return err; | |
438 | ||
75e167e6 FD |
439 | btbcm_check_bdaddr(hdev); |
440 | ||
441 | set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks); | |
442 | ||
443 | return 0; | |
444 | } | |
445 | EXPORT_SYMBOL_GPL(btbcm_finalize); | |
446 | ||
1c8ba6d0 MH |
447 | int btbcm_setup_patchram(struct hci_dev *hdev) |
448 | { | |
1c8ba6d0 | 449 | char fw_name[64]; |
18aeb444 | 450 | const struct firmware *fw; |
1c8ba6d0 | 451 | struct sk_buff *skb; |
59ce5699 | 452 | int err; |
1c8ba6d0 | 453 | |
59ce5699 HG |
454 | /* Initialize */ |
455 | err = btbcm_initialize(hdev, fw_name, sizeof(fw_name), false); | |
e76dc1dd MH |
456 | if (err) |
457 | return err; | |
9bc63ca0 | 458 | |
18aeb444 FD |
459 | err = request_firmware(&fw, fw_name, &hdev->dev); |
460 | if (err < 0) { | |
2064ee33 | 461 | bt_dev_info(hdev, "BCM: Patch %s not found", fw_name); |
ad750fa1 | 462 | goto done; |
18aeb444 FD |
463 | } |
464 | ||
465 | btbcm_patchram(hdev, fw); | |
466 | ||
467 | release_firmware(fw); | |
1c8ba6d0 | 468 | |
59ce5699 HG |
469 | /* Re-initialize */ |
470 | err = btbcm_initialize(hdev, fw_name, sizeof(fw_name), true); | |
1c8ba6d0 | 471 | if (err) |
50862ee5 | 472 | return err; |
1c8ba6d0 | 473 | |
9bc63ca0 MH |
474 | /* Read Local Name */ |
475 | skb = btbcm_read_local_name(hdev); | |
476 | if (IS_ERR(skb)) | |
477 | return PTR_ERR(skb); | |
478 | ||
2064ee33 | 479 | bt_dev_info(hdev, "%s", (char *)(skb->data + 1)); |
9bc63ca0 MH |
480 | kfree_skb(skb); |
481 | ||
ad750fa1 | 482 | done: |
1c8ba6d0 MH |
483 | btbcm_check_bdaddr(hdev); |
484 | ||
941521e2 MH |
485 | set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks); |
486 | ||
50862ee5 | 487 | return 0; |
1c8ba6d0 MH |
488 | } |
489 | EXPORT_SYMBOL_GPL(btbcm_setup_patchram); | |
490 | ||
491 | int btbcm_setup_apple(struct hci_dev *hdev) | |
492 | { | |
493 | struct sk_buff *skb; | |
b224d3ff MH |
494 | int err; |
495 | ||
496 | /* Reset */ | |
497 | err = btbcm_reset(hdev); | |
498 | if (err) | |
499 | return err; | |
1c8ba6d0 MH |
500 | |
501 | /* Read Verbose Config Version Info */ | |
502 | skb = btbcm_read_verbose_config(hdev); | |
7bee8b08 | 503 | if (!IS_ERR(skb)) { |
2064ee33 MH |
504 | bt_dev_info(hdev, "BCM: chip id %u build %4.4u", |
505 | skb->data[1], get_unaligned_le16(skb->data + 5)); | |
7bee8b08 CM |
506 | kfree_skb(skb); |
507 | } | |
1c8ba6d0 | 508 | |
34cea41e MH |
509 | /* Read USB Product Info */ |
510 | skb = btbcm_read_usb_product(hdev); | |
511 | if (!IS_ERR(skb)) { | |
2064ee33 MH |
512 | bt_dev_info(hdev, "BCM: product %4.4x:%4.4x", |
513 | get_unaligned_le16(skb->data + 1), | |
514 | get_unaligned_le16(skb->data + 3)); | |
34cea41e MH |
515 | kfree_skb(skb); |
516 | } | |
517 | ||
4284ecbe MH |
518 | /* Read Controller Features */ |
519 | skb = btbcm_read_controller_features(hdev); | |
520 | if (!IS_ERR(skb)) { | |
2064ee33 | 521 | bt_dev_info(hdev, "BCM: features 0x%2.2x", skb->data[1]); |
4284ecbe MH |
522 | kfree_skb(skb); |
523 | } | |
524 | ||
9bc63ca0 MH |
525 | /* Read Local Name */ |
526 | skb = btbcm_read_local_name(hdev); | |
527 | if (!IS_ERR(skb)) { | |
2064ee33 | 528 | bt_dev_info(hdev, "%s", (char *)(skb->data + 1)); |
9bc63ca0 MH |
529 | kfree_skb(skb); |
530 | } | |
531 | ||
941521e2 MH |
532 | set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks); |
533 | ||
1c8ba6d0 MH |
534 | return 0; |
535 | } | |
536 | EXPORT_SYMBOL_GPL(btbcm_setup_apple); | |
537 | ||
4fba30f0 MH |
538 | MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>"); |
539 | MODULE_DESCRIPTION("Bluetooth support for Broadcom devices ver " VERSION); | |
540 | MODULE_VERSION(VERSION); | |
541 | MODULE_LICENSE("GPL"); |