Commit | Line | Data |
---|---|---|
1a59d1b8 | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
9670d80a VK |
2 | /* |
3 | * Copyright (c) 2008-2009 Atheros Communications Inc. | |
9670d80a VK |
4 | */ |
5 | ||
6 | ||
7 | #include <linux/module.h> | |
8 | #include <linux/kernel.h> | |
9 | #include <linux/init.h> | |
10 | #include <linux/slab.h> | |
11 | #include <linux/types.h> | |
12 | #include <linux/errno.h> | |
9670d80a VK |
13 | #include <linux/firmware.h> |
14 | #include <linux/usb.h> | |
72dd2b2a | 15 | #include <asm/unaligned.h> |
9670d80a VK |
16 | #include <net/bluetooth/bluetooth.h> |
17 | ||
18 | #define VERSION "1.0" | |
c3eae82a | 19 | #define ATH3K_FIRMWARE "ath3k-1.fw" |
9670d80a | 20 | |
d9f51b51 BS |
21 | #define ATH3K_DNLOAD 0x01 |
22 | #define ATH3K_GETSTATE 0x05 | |
23 | #define ATH3K_SET_NORMAL_MODE 0x07 | |
24 | #define ATH3K_GETVERSION 0x09 | |
25 | #define USB_REG_SWITCH_VID_PID 0x0a | |
26 | ||
27 | #define ATH3K_MODE_MASK 0x3F | |
28 | #define ATH3K_NORMAL_MODE 0x0E | |
29 | ||
30 | #define ATH3K_PATCH_UPDATE 0x80 | |
31 | #define ATH3K_SYSCFG_UPDATE 0x40 | |
32 | ||
33 | #define ATH3K_XTAL_FREQ_26M 0x00 | |
34 | #define ATH3K_XTAL_FREQ_40M 0x01 | |
35 | #define ATH3K_XTAL_FREQ_19P2 0x02 | |
36 | #define ATH3K_NAME_LEN 0xFF | |
37 | ||
38 | struct ath3k_version { | |
72dd2b2a MH |
39 | __le32 rom_version; |
40 | __le32 build_version; | |
41 | __le32 ram_version; | |
42 | __u8 ref_clock; | |
43 | __u8 reserved[7]; | |
44 | } __packed; | |
9670d80a | 45 | |
3932eb33 | 46 | static const struct usb_device_id ath3k_table[] = { |
9670d80a VK |
47 | /* Atheros AR3011 */ |
48 | { USB_DEVICE(0x0CF3, 0x3000) }, | |
be93112a BS |
49 | |
50 | /* Atheros AR3011 with sflash firmware*/ | |
0b880062 AS |
51 | { USB_DEVICE(0x0489, 0xE027) }, |
52 | { USB_DEVICE(0x0489, 0xE03D) }, | |
2eeff0b4 | 53 | { USB_DEVICE(0x04F2, 0xAFF1) }, |
0b880062 | 54 | { USB_DEVICE(0x0930, 0x0215) }, |
be93112a | 55 | { USB_DEVICE(0x0CF3, 0x3002) }, |
6eda541d | 56 | { USB_DEVICE(0x0CF3, 0xE019) }, |
2a7bcccc | 57 | { USB_DEVICE(0x13d3, 0x3304) }, |
be93112a | 58 | |
509e7861 CYC |
59 | /* Atheros AR9285 Malbec with sflash firmware */ |
60 | { USB_DEVICE(0x03F0, 0x311D) }, | |
d9f51b51 BS |
61 | |
62 | /* Atheros AR3012 with sflash firmware*/ | |
0b880062 AS |
63 | { USB_DEVICE(0x0489, 0xe04d) }, |
64 | { USB_DEVICE(0x0489, 0xe04e) }, | |
65 | { USB_DEVICE(0x0489, 0xe057) }, | |
66 | { USB_DEVICE(0x0489, 0xe056) }, | |
67 | { USB_DEVICE(0x0489, 0xe05f) }, | |
692c062e | 68 | { USB_DEVICE(0x0489, 0xe076) }, |
4b552bc9 | 69 | { USB_DEVICE(0x0489, 0xe078) }, |
28c971d8 | 70 | { USB_DEVICE(0x0489, 0xe095) }, |
0b880062 AS |
71 | { USB_DEVICE(0x04c5, 0x1330) }, |
72 | { USB_DEVICE(0x04CA, 0x3004) }, | |
73 | { USB_DEVICE(0x04CA, 0x3005) }, | |
74 | { USB_DEVICE(0x04CA, 0x3006) }, | |
1fb4e09a | 75 | { USB_DEVICE(0x04CA, 0x3007) }, |
0b880062 AS |
76 | { USB_DEVICE(0x04CA, 0x3008) }, |
77 | { USB_DEVICE(0x04CA, 0x300b) }, | |
7e730c7f | 78 | { USB_DEVICE(0x04CA, 0x300d) }, |
ec0810d2 | 79 | { USB_DEVICE(0x04CA, 0x300f) }, |
134d3b35 | 80 | { USB_DEVICE(0x04CA, 0x3010) }, |
81d90442 | 81 | { USB_DEVICE(0x04CA, 0x3014) }, |
441ad62d | 82 | { USB_DEVICE(0x04CA, 0x3018) }, |
0b880062 | 83 | { USB_DEVICE(0x0930, 0x0219) }, |
cd355ff0 | 84 | { USB_DEVICE(0x0930, 0x021c) }, |
0b880062 | 85 | { USB_DEVICE(0x0930, 0x0220) }, |
89d2975f | 86 | { USB_DEVICE(0x0930, 0x0227) }, |
a735f9e2 | 87 | { USB_DEVICE(0x0b05, 0x17d0) }, |
d66629c1 | 88 | { USB_DEVICE(0x0CF3, 0x0036) }, |
d9f51b51 | 89 | { USB_DEVICE(0x0CF3, 0x3004) }, |
94a32d10 | 90 | { USB_DEVICE(0x0CF3, 0x3008) }, |
07c0ea87 | 91 | { USB_DEVICE(0x0CF3, 0x311D) }, |
b131237c | 92 | { USB_DEVICE(0x0CF3, 0x311E) }, |
1e56f1eb | 93 | { USB_DEVICE(0x0CF3, 0x311F) }, |
0b880062 | 94 | { USB_DEVICE(0x0cf3, 0x3121) }, |
ebaf5795 | 95 | { USB_DEVICE(0x0CF3, 0x817a) }, |
18e0afab | 96 | { USB_DEVICE(0x0CF3, 0x817b) }, |
0b880062 | 97 | { USB_DEVICE(0x0cf3, 0xe003) }, |
ac71311e | 98 | { USB_DEVICE(0x0CF3, 0xE004) }, |
0a3658cc | 99 | { USB_DEVICE(0x0CF3, 0xE005) }, |
ca79f232 | 100 | { USB_DEVICE(0x0CF3, 0xE006) }, |
0b880062 AS |
101 | { USB_DEVICE(0x13d3, 0x3362) }, |
102 | { USB_DEVICE(0x13d3, 0x3375) }, | |
eed307e2 | 103 | { USB_DEVICE(0x13d3, 0x3393) }, |
609574eb | 104 | { USB_DEVICE(0x13d3, 0x3395) }, |
5b77a1f3 | 105 | { USB_DEVICE(0x13d3, 0x3402) }, |
3bb30a7c | 106 | { USB_DEVICE(0x13d3, 0x3408) }, |
033efa92 | 107 | { USB_DEVICE(0x13d3, 0x3423) }, |
fa2f1394 | 108 | { USB_DEVICE(0x13d3, 0x3432) }, |
75c6aca4 | 109 | { USB_DEVICE(0x13d3, 0x3472) }, |
0d0cef61 | 110 | { USB_DEVICE(0x13d3, 0x3474) }, |
72f9f8b5 | 111 | { USB_DEVICE(0x13d3, 0x3487) }, |
12d86896 | 112 | { USB_DEVICE(0x13d3, 0x3490) }, |
d9f51b51 | 113 | |
e9036e33 CYC |
114 | /* Atheros AR5BBU12 with sflash firmware */ |
115 | { USB_DEVICE(0x0489, 0xE02C) }, | |
b67afe7f | 116 | |
85d59726 | 117 | /* Atheros AR5BBU22 with sflash firmware */ |
bc21fde2 | 118 | { USB_DEVICE(0x0489, 0xE036) }, |
0b880062 | 119 | { USB_DEVICE(0x0489, 0xE03C) }, |
85d59726 | 120 | |
9670d80a VK |
121 | { } /* Terminating entry */ |
122 | }; | |
123 | ||
124 | MODULE_DEVICE_TABLE(usb, ath3k_table); | |
125 | ||
d9f51b51 BS |
126 | #define BTUSB_ATH3012 0x80 |
127 | /* This table is to load patch and sysconfig files | |
d98422cb DR |
128 | * for AR3012 |
129 | */ | |
3932eb33 | 130 | static const struct usb_device_id ath3k_blist_tbl[] = { |
d9f51b51 BS |
131 | |
132 | /* Atheros AR3012 with sflash firmware*/ | |
0b880062 AS |
133 | { USB_DEVICE(0x0489, 0xe04e), .driver_info = BTUSB_ATH3012 }, |
134 | { USB_DEVICE(0x0489, 0xe04d), .driver_info = BTUSB_ATH3012 }, | |
135 | { USB_DEVICE(0x0489, 0xe056), .driver_info = BTUSB_ATH3012 }, | |
136 | { USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 }, | |
137 | { USB_DEVICE(0x0489, 0xe05f), .driver_info = BTUSB_ATH3012 }, | |
692c062e | 138 | { USB_DEVICE(0x0489, 0xe076), .driver_info = BTUSB_ATH3012 }, |
4b552bc9 | 139 | { USB_DEVICE(0x0489, 0xe078), .driver_info = BTUSB_ATH3012 }, |
28c971d8 | 140 | { USB_DEVICE(0x0489, 0xe095), .driver_info = BTUSB_ATH3012 }, |
0b880062 AS |
141 | { USB_DEVICE(0x04c5, 0x1330), .driver_info = BTUSB_ATH3012 }, |
142 | { USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 }, | |
143 | { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, | |
144 | { USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 }, | |
1fb4e09a | 145 | { USB_DEVICE(0x04ca, 0x3007), .driver_info = BTUSB_ATH3012 }, |
0b880062 AS |
146 | { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 }, |
147 | { USB_DEVICE(0x04ca, 0x300b), .driver_info = BTUSB_ATH3012 }, | |
7e730c7f | 148 | { USB_DEVICE(0x04ca, 0x300d), .driver_info = BTUSB_ATH3012 }, |
ec0810d2 | 149 | { USB_DEVICE(0x04ca, 0x300f), .driver_info = BTUSB_ATH3012 }, |
134d3b35 | 150 | { USB_DEVICE(0x04ca, 0x3010), .driver_info = BTUSB_ATH3012 }, |
81d90442 | 151 | { USB_DEVICE(0x04ca, 0x3014), .driver_info = BTUSB_ATH3012 }, |
441ad62d | 152 | { USB_DEVICE(0x04ca, 0x3018), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 153 | { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 }, |
cd355ff0 | 154 | { USB_DEVICE(0x0930, 0x021c), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 155 | { USB_DEVICE(0x0930, 0x0220), .driver_info = BTUSB_ATH3012 }, |
89d2975f | 156 | { USB_DEVICE(0x0930, 0x0227), .driver_info = BTUSB_ATH3012 }, |
a735f9e2 | 157 | { USB_DEVICE(0x0b05, 0x17d0), .driver_info = BTUSB_ATH3012 }, |
d66629c1 | 158 | { USB_DEVICE(0x0CF3, 0x0036), .driver_info = BTUSB_ATH3012 }, |
d9f51b51 | 159 | { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 }, |
94a32d10 | 160 | { USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 }, |
07c0ea87 | 161 | { USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 }, |
b131237c | 162 | { USB_DEVICE(0x0cf3, 0x311E), .driver_info = BTUSB_ATH3012 }, |
1e56f1eb | 163 | { USB_DEVICE(0x0cf3, 0x311F), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 164 | { USB_DEVICE(0x0cf3, 0x3121), .driver_info = BTUSB_ATH3012 }, |
ebaf5795 | 165 | { USB_DEVICE(0x0CF3, 0x817a), .driver_info = BTUSB_ATH3012 }, |
18e0afab | 166 | { USB_DEVICE(0x0CF3, 0x817b), .driver_info = BTUSB_ATH3012 }, |
ac71311e | 167 | { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 }, |
0a3658cc | 168 | { USB_DEVICE(0x0cf3, 0xe005), .driver_info = BTUSB_ATH3012 }, |
ca79f232 | 169 | { USB_DEVICE(0x0cf3, 0xe006), .driver_info = BTUSB_ATH3012 }, |
0b880062 AS |
170 | { USB_DEVICE(0x0cf3, 0xe003), .driver_info = BTUSB_ATH3012 }, |
171 | { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 }, | |
172 | { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 }, | |
eed307e2 | 173 | { USB_DEVICE(0x13d3, 0x3393), .driver_info = BTUSB_ATH3012 }, |
609574eb | 174 | { USB_DEVICE(0x13d3, 0x3395), .driver_info = BTUSB_ATH3012 }, |
5b77a1f3 | 175 | { USB_DEVICE(0x13d3, 0x3402), .driver_info = BTUSB_ATH3012 }, |
3bb30a7c | 176 | { USB_DEVICE(0x13d3, 0x3408), .driver_info = BTUSB_ATH3012 }, |
033efa92 | 177 | { USB_DEVICE(0x13d3, 0x3423), .driver_info = BTUSB_ATH3012 }, |
fa2f1394 | 178 | { USB_DEVICE(0x13d3, 0x3432), .driver_info = BTUSB_ATH3012 }, |
75c6aca4 | 179 | { USB_DEVICE(0x13d3, 0x3472), .driver_info = BTUSB_ATH3012 }, |
0d0cef61 | 180 | { USB_DEVICE(0x13d3, 0x3474), .driver_info = BTUSB_ATH3012 }, |
72f9f8b5 | 181 | { USB_DEVICE(0x13d3, 0x3487), .driver_info = BTUSB_ATH3012 }, |
12d86896 | 182 | { USB_DEVICE(0x13d3, 0x3490), .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 | ||
d6b372f6 LCR |
191 | static inline void ath3k_log_failed_loading(int err, int len, int size, |
192 | int count) | |
3d08f43c | 193 | { |
d6b372f6 LCR |
194 | BT_ERR("Firmware loading err = %d, len = %d, size = %d, count = %d", |
195 | err, len, size, count); | |
3d08f43c MZ |
196 | } |
197 | ||
9670d80a VK |
198 | #define USB_REQ_DFU_DNLOAD 1 |
199 | #define BULK_SIZE 4096 | |
d9f51b51 | 200 | #define FW_HDR_SIZE 20 |
c561a575 AL |
201 | #define TIMEGAP_USEC_MIN 50 |
202 | #define TIMEGAP_USEC_MAX 100 | |
9670d80a | 203 | |
86e09287 AH |
204 | static int ath3k_load_firmware(struct usb_device *udev, |
205 | const struct firmware *firmware) | |
9670d80a VK |
206 | { |
207 | u8 *send_buf; | |
e9fc7164 DC |
208 | int len = 0; |
209 | int err, pipe, size, sent = 0; | |
86e09287 | 210 | int count = firmware->size; |
9670d80a | 211 | |
86e09287 | 212 | BT_DBG("udev %p", udev); |
9670d80a | 213 | |
52a1020e | 214 | send_buf = kmalloc(BULK_SIZE, GFP_KERNEL); |
86e09287 AH |
215 | if (!send_buf) { |
216 | BT_ERR("Can't allocate memory chunk for firmware"); | |
217 | return -ENOMEM; | |
218 | } | |
219 | ||
dbb29de7 GKH |
220 | err = usb_control_msg_send(udev, 0, USB_REQ_DFU_DNLOAD, USB_TYPE_VENDOR, |
221 | 0, 0, firmware->data, FW_HDR_SIZE, | |
222 | USB_CTRL_SET_TIMEOUT, GFP_KERNEL); | |
223 | if (err) { | |
9670d80a | 224 | BT_ERR("Can't change to loading configuration err"); |
86e09287 | 225 | goto error; |
9670d80a | 226 | } |
8b077bdb MZ |
227 | sent += FW_HDR_SIZE; |
228 | count -= FW_HDR_SIZE; | |
9670d80a | 229 | |
3abb56de AL |
230 | pipe = usb_sndbulkpipe(udev, 0x02); |
231 | ||
9670d80a | 232 | while (count) { |
c561a575 AL |
233 | /* workaround the compatibility issue with xHCI controller*/ |
234 | usleep_range(TIMEGAP_USEC_MIN, TIMEGAP_USEC_MAX); | |
235 | ||
9670d80a | 236 | size = min_t(uint, count, BULK_SIZE); |
86e09287 | 237 | memcpy(send_buf, firmware->data + sent, size); |
9670d80a | 238 | |
86e09287 | 239 | err = usb_bulk_msg(udev, pipe, send_buf, size, |
9670d80a VK |
240 | &len, 3000); |
241 | ||
242 | if (err || (len != size)) { | |
d6b372f6 | 243 | ath3k_log_failed_loading(err, len, size, count); |
9670d80a VK |
244 | goto error; |
245 | } | |
246 | ||
247 | sent += size; | |
248 | count -= size; | |
249 | } | |
250 | ||
9670d80a VK |
251 | error: |
252 | kfree(send_buf); | |
253 | return err; | |
254 | } | |
255 | ||
d9f51b51 BS |
256 | static int ath3k_get_state(struct usb_device *udev, unsigned char *state) |
257 | { | |
dbb29de7 GKH |
258 | return usb_control_msg_recv(udev, 0, ATH3K_GETSTATE, |
259 | USB_TYPE_VENDOR | USB_DIR_IN, 0, 0, | |
260 | state, 1, USB_CTRL_SET_TIMEOUT, | |
261 | GFP_KERNEL); | |
d9f51b51 BS |
262 | } |
263 | ||
264 | static int ath3k_get_version(struct usb_device *udev, | |
265 | struct ath3k_version *version) | |
266 | { | |
dbb29de7 GKH |
267 | return usb_control_msg_recv(udev, 0, ATH3K_GETVERSION, |
268 | USB_TYPE_VENDOR | USB_DIR_IN, 0, 0, | |
269 | version, sizeof(*version), USB_CTRL_SET_TIMEOUT, | |
270 | GFP_KERNEL); | |
d9f51b51 BS |
271 | } |
272 | ||
273 | static int ath3k_load_fwfile(struct usb_device *udev, | |
274 | const struct firmware *firmware) | |
275 | { | |
276 | u8 *send_buf; | |
e9fc7164 DC |
277 | int len = 0; |
278 | int err, pipe, size, count, sent = 0; | |
d9f51b51 BS |
279 | int ret; |
280 | ||
281 | count = firmware->size; | |
282 | ||
52a1020e | 283 | send_buf = kmalloc(BULK_SIZE, GFP_KERNEL); |
d9f51b51 BS |
284 | if (!send_buf) { |
285 | BT_ERR("Can't allocate memory chunk for firmware"); | |
286 | return -ENOMEM; | |
287 | } | |
288 | ||
289 | size = min_t(uint, count, FW_HDR_SIZE); | |
d9f51b51 | 290 | |
dbb29de7 GKH |
291 | ret = usb_control_msg_send(udev, 0, ATH3K_DNLOAD, USB_TYPE_VENDOR, 0, 0, |
292 | firmware->data, size, USB_CTRL_SET_TIMEOUT, | |
293 | GFP_KERNEL); | |
294 | if (ret) { | |
d9f51b51 BS |
295 | BT_ERR("Can't change to loading configuration err"); |
296 | kfree(send_buf); | |
297 | return ret; | |
298 | } | |
299 | ||
300 | sent += size; | |
301 | count -= size; | |
302 | ||
b0c3e138 AL |
303 | pipe = usb_sndbulkpipe(udev, 0x02); |
304 | ||
d9f51b51 | 305 | while (count) { |
c561a575 AL |
306 | /* workaround the compatibility issue with xHCI controller*/ |
307 | usleep_range(TIMEGAP_USEC_MIN, TIMEGAP_USEC_MAX); | |
308 | ||
d9f51b51 | 309 | size = min_t(uint, count, BULK_SIZE); |
d9f51b51 BS |
310 | memcpy(send_buf, firmware->data + sent, size); |
311 | ||
312 | err = usb_bulk_msg(udev, pipe, send_buf, size, | |
313 | &len, 3000); | |
314 | if (err || (len != size)) { | |
d6b372f6 | 315 | ath3k_log_failed_loading(err, len, size, count); |
d9f51b51 BS |
316 | kfree(send_buf); |
317 | return err; | |
318 | } | |
319 | sent += size; | |
320 | count -= size; | |
321 | } | |
322 | ||
323 | kfree(send_buf); | |
324 | return 0; | |
325 | } | |
326 | ||
dbb29de7 | 327 | static void ath3k_switch_pid(struct usb_device *udev) |
d9f51b51 | 328 | { |
dbb29de7 GKH |
329 | usb_control_msg_send(udev, 0, USB_REG_SWITCH_VID_PID, USB_TYPE_VENDOR, |
330 | 0, 0, NULL, 0, USB_CTRL_SET_TIMEOUT, GFP_KERNEL); | |
d9f51b51 BS |
331 | } |
332 | ||
333 | static int ath3k_set_normal_mode(struct usb_device *udev) | |
334 | { | |
335 | unsigned char fw_state; | |
dbb29de7 | 336 | int ret; |
d9f51b51 BS |
337 | |
338 | ret = ath3k_get_state(udev, &fw_state); | |
dbb29de7 | 339 | if (ret) { |
d9f51b51 BS |
340 | BT_ERR("Can't get state to change to normal mode err"); |
341 | return ret; | |
342 | } | |
343 | ||
344 | if ((fw_state & ATH3K_MODE_MASK) == ATH3K_NORMAL_MODE) { | |
345 | BT_DBG("firmware was already in normal mode"); | |
346 | return 0; | |
347 | } | |
348 | ||
dbb29de7 GKH |
349 | return usb_control_msg_send(udev, 0, ATH3K_SET_NORMAL_MODE, |
350 | USB_TYPE_VENDOR, 0, 0, NULL, 0, | |
351 | USB_CTRL_SET_TIMEOUT, GFP_KERNEL); | |
d9f51b51 BS |
352 | } |
353 | ||
354 | static int ath3k_load_patch(struct usb_device *udev) | |
355 | { | |
356 | unsigned char fw_state; | |
b3baa242 | 357 | char filename[ATH3K_NAME_LEN]; |
d9f51b51 | 358 | const struct firmware *firmware; |
72dd2b2a MH |
359 | struct ath3k_version fw_version; |
360 | __u32 pt_rom_version, pt_build_version; | |
d9f51b51 BS |
361 | int ret; |
362 | ||
363 | ret = ath3k_get_state(udev, &fw_state); | |
dbb29de7 | 364 | if (ret) { |
d9f51b51 BS |
365 | BT_ERR("Can't get state to change to load ram patch err"); |
366 | return ret; | |
367 | } | |
368 | ||
369 | if (fw_state & ATH3K_PATCH_UPDATE) { | |
370 | BT_DBG("Patch was already downloaded"); | |
371 | return 0; | |
372 | } | |
373 | ||
374 | ret = ath3k_get_version(udev, &fw_version); | |
dbb29de7 | 375 | if (ret) { |
d9f51b51 BS |
376 | BT_ERR("Can't get version to change to load ram patch err"); |
377 | return ret; | |
378 | } | |
379 | ||
380 | snprintf(filename, ATH3K_NAME_LEN, "ar3k/AthrBT_0x%08x.dfu", | |
72dd2b2a | 381 | le32_to_cpu(fw_version.rom_version)); |
d9f51b51 BS |
382 | |
383 | ret = request_firmware(&firmware, filename, &udev->dev); | |
384 | if (ret < 0) { | |
385 | BT_ERR("Patch file not found %s", filename); | |
386 | return ret; | |
387 | } | |
388 | ||
72dd2b2a MH |
389 | pt_rom_version = get_unaligned_le32(firmware->data + |
390 | firmware->size - 8); | |
391 | pt_build_version = get_unaligned_le32(firmware->data + | |
392 | firmware->size - 4); | |
d9f51b51 | 393 | |
72dd2b2a MH |
394 | if (pt_rom_version != le32_to_cpu(fw_version.rom_version) || |
395 | pt_build_version <= le32_to_cpu(fw_version.build_version)) { | |
d9f51b51 BS |
396 | BT_ERR("Patch file version did not match with firmware"); |
397 | release_firmware(firmware); | |
398 | return -EINVAL; | |
399 | } | |
400 | ||
401 | ret = ath3k_load_fwfile(udev, firmware); | |
402 | release_firmware(firmware); | |
403 | ||
404 | return ret; | |
405 | } | |
406 | ||
407 | static int ath3k_load_syscfg(struct usb_device *udev) | |
408 | { | |
409 | unsigned char fw_state; | |
b3baa242 | 410 | char filename[ATH3K_NAME_LEN]; |
d9f51b51 BS |
411 | const struct firmware *firmware; |
412 | struct ath3k_version fw_version; | |
413 | int clk_value, ret; | |
414 | ||
415 | ret = ath3k_get_state(udev, &fw_state); | |
dbb29de7 | 416 | if (ret) { |
8a168ca7 | 417 | BT_ERR("Can't get state to change to load configuration err"); |
d9f51b51 BS |
418 | return -EBUSY; |
419 | } | |
420 | ||
421 | ret = ath3k_get_version(udev, &fw_version); | |
dbb29de7 | 422 | if (ret) { |
d9f51b51 BS |
423 | BT_ERR("Can't get version to change to load ram patch err"); |
424 | return ret; | |
425 | } | |
426 | ||
427 | switch (fw_version.ref_clock) { | |
428 | ||
429 | case ATH3K_XTAL_FREQ_26M: | |
430 | clk_value = 26; | |
431 | break; | |
432 | case ATH3K_XTAL_FREQ_40M: | |
433 | clk_value = 40; | |
434 | break; | |
435 | case ATH3K_XTAL_FREQ_19P2: | |
436 | clk_value = 19; | |
437 | break; | |
438 | default: | |
439 | clk_value = 0; | |
440 | break; | |
441 | } | |
442 | ||
443 | snprintf(filename, ATH3K_NAME_LEN, "ar3k/ramps_0x%08x_%d%s", | |
b9e2535a | 444 | le32_to_cpu(fw_version.rom_version), clk_value, ".dfu"); |
d9f51b51 BS |
445 | |
446 | ret = request_firmware(&firmware, filename, &udev->dev); | |
447 | if (ret < 0) { | |
448 | BT_ERR("Configuration file not found %s", filename); | |
449 | return ret; | |
450 | } | |
451 | ||
452 | ret = ath3k_load_fwfile(udev, firmware); | |
453 | release_firmware(firmware); | |
454 | ||
455 | return ret; | |
456 | } | |
457 | ||
9670d80a VK |
458 | static int ath3k_probe(struct usb_interface *intf, |
459 | const struct usb_device_id *id) | |
460 | { | |
461 | const struct firmware *firmware; | |
462 | struct usb_device *udev = interface_to_usbdev(intf); | |
84f0e17f | 463 | int ret; |
9670d80a VK |
464 | |
465 | BT_DBG("intf %p id %p", intf, id); | |
466 | ||
467 | if (intf->cur_altsetting->desc.bInterfaceNumber != 0) | |
468 | return -ENODEV; | |
469 | ||
d9f51b51 BS |
470 | /* match device ID in ath3k blacklist table */ |
471 | if (!id->driver_info) { | |
472 | const struct usb_device_id *match; | |
d2ee9c2e | 473 | |
d9f51b51 BS |
474 | match = usb_match_id(intf, ath3k_blist_tbl); |
475 | if (match) | |
476 | id = match; | |
477 | } | |
478 | ||
479 | /* load patch and sysconfig files for AR3012 */ | |
480 | if (id->driver_info & BTUSB_ATH3012) { | |
2d25f8b4 SL |
481 | /* New firmware with patch and sysconfig files already loaded */ |
482 | if (le16_to_cpu(udev->descriptor.bcdDevice) > 0x0001) | |
483 | return -ENODEV; | |
484 | ||
d9f51b51 BS |
485 | ret = ath3k_load_patch(udev); |
486 | if (ret < 0) { | |
487 | BT_ERR("Loading patch file failed"); | |
488 | return ret; | |
489 | } | |
490 | ret = ath3k_load_syscfg(udev); | |
491 | if (ret < 0) { | |
492 | BT_ERR("Loading sysconfig file failed"); | |
493 | return ret; | |
494 | } | |
495 | ret = ath3k_set_normal_mode(udev); | |
dbb29de7 | 496 | if (ret) { |
d9f51b51 BS |
497 | BT_ERR("Set normal mode failed"); |
498 | return ret; | |
499 | } | |
500 | ath3k_switch_pid(udev); | |
501 | return 0; | |
502 | } | |
503 | ||
c3eae82a PF |
504 | ret = request_firmware(&firmware, ATH3K_FIRMWARE, &udev->dev); |
505 | if (ret < 0) { | |
506 | if (ret == -ENOENT) | |
507 | BT_ERR("Firmware file \"%s\" not found", | |
508 | ATH3K_FIRMWARE); | |
509 | else | |
510 | BT_ERR("Firmware file \"%s\" request failed (err=%d)", | |
511 | ATH3K_FIRMWARE, ret); | |
512 | return ret; | |
9670d80a VK |
513 | } |
514 | ||
84f0e17f | 515 | ret = ath3k_load_firmware(udev, firmware); |
86e09287 | 516 | release_firmware(firmware); |
9670d80a | 517 | |
84f0e17f | 518 | return ret; |
9670d80a VK |
519 | } |
520 | ||
521 | static void ath3k_disconnect(struct usb_interface *intf) | |
522 | { | |
0a21963a | 523 | BT_DBG("%s intf %p", __func__, intf); |
9670d80a VK |
524 | } |
525 | ||
526 | static struct usb_driver ath3k_driver = { | |
527 | .name = "ath3k", | |
528 | .probe = ath3k_probe, | |
529 | .disconnect = ath3k_disconnect, | |
530 | .id_table = ath3k_table, | |
e1f12eb6 | 531 | .disable_hub_initiated_lpm = 1, |
9670d80a VK |
532 | }; |
533 | ||
93f1508c | 534 | module_usb_driver(ath3k_driver); |
9670d80a VK |
535 | |
536 | MODULE_AUTHOR("Atheros Communications"); | |
537 | MODULE_DESCRIPTION("Atheros AR30xx firmware driver"); | |
538 | MODULE_VERSION(VERSION); | |
539 | MODULE_LICENSE("GPL"); | |
c3eae82a | 540 | MODULE_FIRMWARE(ATH3K_FIRMWARE); |