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Commit | Line | Data |
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5e23b923 MH |
1 | /* |
2 | * | |
3 | * Generic Bluetooth USB driver | |
4 | * | |
9bfa35fe | 5 | * Copyright (C) 2005-2008 Marcel Holtmann <marcel@holtmann.org> |
5e23b923 MH |
6 | * |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | * | |
22 | */ | |
23 | ||
5e23b923 | 24 | #include <linux/module.h> |
5e23b923 | 25 | #include <linux/usb.h> |
dffd30ee | 26 | #include <linux/firmware.h> |
a2698a9b | 27 | #include <asm/unaligned.h> |
5e23b923 MH |
28 | |
29 | #include <net/bluetooth/bluetooth.h> | |
30 | #include <net/bluetooth/hci_core.h> | |
31 | ||
4185a0f5 | 32 | #include "btintel.h" |
1df1f591 | 33 | #include "btbcm.h" |
db33c77d | 34 | #include "btrtl.h" |
1df1f591 | 35 | |
34dced9b | 36 | #define VERSION "0.8" |
cfeb4145 | 37 | |
90ab5ee9 RR |
38 | static bool disable_scofix; |
39 | static bool force_scofix; | |
7a9d4020 | 40 | |
917a3337 | 41 | static bool reset = true; |
cfeb4145 MH |
42 | |
43 | static struct usb_driver btusb_driver; | |
44 | ||
45 | #define BTUSB_IGNORE 0x01 | |
7a9d4020 MH |
46 | #define BTUSB_DIGIANSWER 0x02 |
47 | #define BTUSB_CSR 0x04 | |
48 | #define BTUSB_SNIFFER 0x08 | |
49 | #define BTUSB_BCM92035 0x10 | |
50 | #define BTUSB_BROKEN_ISOC 0x20 | |
51 | #define BTUSB_WRONG_SCO_MTU 0x40 | |
2d25f8b4 | 52 | #define BTUSB_ATH3012 0x80 |
dffd30ee | 53 | #define BTUSB_INTEL 0x100 |
40df783d MH |
54 | #define BTUSB_INTEL_BOOT 0x200 |
55 | #define BTUSB_BCM_PATCHRAM 0x400 | |
ae8df494 | 56 | #define BTUSB_MARVELL 0x800 |
4fcef8ed | 57 | #define BTUSB_SWAVE 0x1000 |
cda0dd78 | 58 | #define BTUSB_INTEL_NEW 0x2000 |
893ba544 | 59 | #define BTUSB_AMP 0x4000 |
3267c884 | 60 | #define BTUSB_QCA_ROME 0x8000 |
17b2772b | 61 | #define BTUSB_BCM_APPLE 0x10000 |
a2698a9b | 62 | #define BTUSB_REALTEK 0x20000 |
6c9d435d | 63 | #define BTUSB_BCM2045 0x40000 |
22f8e9db | 64 | #define BTUSB_IFNUM_2 0x80000 |
418678b0 | 65 | #define BTUSB_CW6622 0x100000 |
5e23b923 | 66 | |
54265202 | 67 | static const struct usb_device_id btusb_table[] = { |
5e23b923 MH |
68 | /* Generic Bluetooth USB device */ |
69 | { USB_DEVICE_INFO(0xe0, 0x01, 0x01) }, | |
70 | ||
893ba544 MH |
71 | /* Generic Bluetooth AMP device */ |
72 | { USB_DEVICE_INFO(0xe0, 0x01, 0x04), .driver_info = BTUSB_AMP }, | |
73 | ||
d63b2826 DD |
74 | /* Generic Bluetooth USB interface */ |
75 | { USB_INTERFACE_INFO(0xe0, 0x01, 0x01) }, | |
76 | ||
1fa6535f | 77 | /* Apple-specific (Broadcom) devices */ |
17b2772b | 78 | { USB_VENDOR_AND_INTERFACE_INFO(0x05ac, 0xff, 0x01, 0x01), |
22f8e9db | 79 | .driver_info = BTUSB_BCM_APPLE | BTUSB_IFNUM_2 }, |
1fa6535f | 80 | |
178c059e CYC |
81 | /* MediaTek MT76x0E */ |
82 | { USB_DEVICE(0x0e8d, 0x763f) }, | |
83 | ||
c510eae3 | 84 | /* Broadcom SoftSailing reporting vendor specific */ |
2e8b5063 | 85 | { USB_DEVICE(0x0a5c, 0x21e1) }, |
c510eae3 | 86 | |
3cd01976 NI |
87 | /* Apple MacBookPro 7,1 */ |
88 | { USB_DEVICE(0x05ac, 0x8213) }, | |
89 | ||
0a79f674 CL |
90 | /* Apple iMac11,1 */ |
91 | { USB_DEVICE(0x05ac, 0x8215) }, | |
92 | ||
9c047157 NI |
93 | /* Apple MacBookPro6,2 */ |
94 | { USB_DEVICE(0x05ac, 0x8218) }, | |
95 | ||
3e3ede7d EH |
96 | /* Apple MacBookAir3,1, MacBookAir3,2 */ |
97 | { USB_DEVICE(0x05ac, 0x821b) }, | |
98 | ||
a63b723d PAVM |
99 | /* Apple MacBookAir4,1 */ |
100 | { USB_DEVICE(0x05ac, 0x821f) }, | |
101 | ||
88d377b6 MAP |
102 | /* Apple MacBookPro8,2 */ |
103 | { USB_DEVICE(0x05ac, 0x821a) }, | |
104 | ||
f78b6826 JK |
105 | /* Apple MacMini5,1 */ |
106 | { USB_DEVICE(0x05ac, 0x8281) }, | |
107 | ||
cfeb4145 | 108 | /* AVM BlueFRITZ! USB v2.0 */ |
4fcef8ed | 109 | { USB_DEVICE(0x057c, 0x3800), .driver_info = BTUSB_SWAVE }, |
cfeb4145 MH |
110 | |
111 | /* Bluetooth Ultraport Module from IBM */ | |
112 | { USB_DEVICE(0x04bf, 0x030a) }, | |
113 | ||
114 | /* ALPS Modules with non-standard id */ | |
115 | { USB_DEVICE(0x044e, 0x3001) }, | |
116 | { USB_DEVICE(0x044e, 0x3002) }, | |
117 | ||
118 | /* Ericsson with non-standard id */ | |
119 | { USB_DEVICE(0x0bdb, 0x1002) }, | |
120 | ||
121 | /* Canyon CN-BTU1 with HID interfaces */ | |
7a9d4020 | 122 | { USB_DEVICE(0x0c10, 0x0000) }, |
cfeb4145 | 123 | |
d13431ca WJS |
124 | /* Broadcom BCM20702A0 */ |
125 | { USB_DEVICE(0x413c, 0x8197) }, | |
126 | ||
d049f4e5 MH |
127 | /* Broadcom BCM20702B0 (Dynex/Insignia) */ |
128 | { USB_DEVICE(0x19ff, 0x0239), .driver_info = BTUSB_BCM_PATCHRAM }, | |
129 | ||
2faf71ce SR |
130 | /* Broadcom BCM43142A0 (Foxconn/Lenovo) */ |
131 | { USB_DEVICE(0x105b, 0xe065), .driver_info = BTUSB_BCM_PATCHRAM }, | |
132 | ||
98514036 | 133 | /* Foxconn - Hon Hai */ |
6029ddc2 HS |
134 | { USB_VENDOR_AND_INTERFACE_INFO(0x0489, 0xff, 0x01, 0x01), |
135 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
98514036 | 136 | |
8f0c304c MD |
137 | /* Lite-On Technology - Broadcom based */ |
138 | { USB_VENDOR_AND_INTERFACE_INFO(0x04ca, 0xff, 0x01, 0x01), | |
139 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
140 | ||
0b880062 | 141 | /* Broadcom devices with vendor specific id */ |
10d4c673 PG |
142 | { USB_VENDOR_AND_INTERFACE_INFO(0x0a5c, 0xff, 0x01, 0x01), |
143 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
92c385f4 | 144 | |
c2aef6e8 | 145 | /* ASUSTek Computer - Broadcom based */ |
9a5abdaa RD |
146 | { USB_VENDOR_AND_INTERFACE_INFO(0x0b05, 0xff, 0x01, 0x01), |
147 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
c2aef6e8 | 148 | |
5bcecf32 | 149 | /* Belkin F8065bf - Broadcom based */ |
6331c686 MH |
150 | { USB_VENDOR_AND_INTERFACE_INFO(0x050d, 0xff, 0x01, 0x01), |
151 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
5bcecf32 | 152 | |
9113bfd8 | 153 | /* IMC Networks - Broadcom based */ |
6331c686 MH |
154 | { USB_VENDOR_AND_INTERFACE_INFO(0x13d3, 0xff, 0x01, 0x01), |
155 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
9113bfd8 | 156 | |
1623d0bf DT |
157 | /* Toshiba Corp - Broadcom based */ |
158 | { USB_VENDOR_AND_INTERFACE_INFO(0x0930, 0xff, 0x01, 0x01), | |
159 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
160 | ||
40df783d | 161 | /* Intel Bluetooth USB Bootloader (RAM module) */ |
d92f2df0 MH |
162 | { USB_DEVICE(0x8087, 0x0a5a), |
163 | .driver_info = BTUSB_INTEL_BOOT | BTUSB_BROKEN_ISOC }, | |
40df783d | 164 | |
5e23b923 MH |
165 | { } /* Terminating entry */ |
166 | }; | |
167 | ||
168 | MODULE_DEVICE_TABLE(usb, btusb_table); | |
169 | ||
54265202 | 170 | static const struct usb_device_id blacklist_table[] = { |
cfeb4145 MH |
171 | /* CSR BlueCore devices */ |
172 | { USB_DEVICE(0x0a12, 0x0001), .driver_info = BTUSB_CSR }, | |
173 | ||
174 | /* Broadcom BCM2033 without firmware */ | |
175 | { USB_DEVICE(0x0a5c, 0x2033), .driver_info = BTUSB_IGNORE }, | |
176 | ||
6c9d435d MH |
177 | /* Broadcom BCM2045 devices */ |
178 | { USB_DEVICE(0x0a5c, 0x2045), .driver_info = BTUSB_BCM2045 }, | |
179 | ||
be93112a | 180 | /* Atheros 3011 with sflash firmware */ |
0b880062 AS |
181 | { USB_DEVICE(0x0489, 0xe027), .driver_info = BTUSB_IGNORE }, |
182 | { USB_DEVICE(0x0489, 0xe03d), .driver_info = BTUSB_IGNORE }, | |
2eeff0b4 | 183 | { USB_DEVICE(0x04f2, 0xaff1), .driver_info = BTUSB_IGNORE }, |
0b880062 | 184 | { USB_DEVICE(0x0930, 0x0215), .driver_info = BTUSB_IGNORE }, |
be93112a | 185 | { USB_DEVICE(0x0cf3, 0x3002), .driver_info = BTUSB_IGNORE }, |
6eda541d | 186 | { USB_DEVICE(0x0cf3, 0xe019), .driver_info = BTUSB_IGNORE }, |
2a7bcccc | 187 | { USB_DEVICE(0x13d3, 0x3304), .driver_info = BTUSB_IGNORE }, |
be93112a | 188 | |
509e7861 CYC |
189 | /* Atheros AR9285 Malbec with sflash firmware */ |
190 | { USB_DEVICE(0x03f0, 0x311d), .driver_info = BTUSB_IGNORE }, | |
191 | ||
d9f51b51 | 192 | /* Atheros 3012 with sflash firmware */ |
0b880062 AS |
193 | { USB_DEVICE(0x0489, 0xe04d), .driver_info = BTUSB_ATH3012 }, |
194 | { USB_DEVICE(0x0489, 0xe04e), .driver_info = BTUSB_ATH3012 }, | |
195 | { USB_DEVICE(0x0489, 0xe056), .driver_info = BTUSB_ATH3012 }, | |
196 | { USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 }, | |
197 | { USB_DEVICE(0x0489, 0xe05f), .driver_info = BTUSB_ATH3012 }, | |
692c062e | 198 | { USB_DEVICE(0x0489, 0xe076), .driver_info = BTUSB_ATH3012 }, |
4b552bc9 | 199 | { USB_DEVICE(0x0489, 0xe078), .driver_info = BTUSB_ATH3012 }, |
28c971d8 | 200 | { USB_DEVICE(0x0489, 0xe095), .driver_info = BTUSB_ATH3012 }, |
0b880062 AS |
201 | { USB_DEVICE(0x04c5, 0x1330), .driver_info = BTUSB_ATH3012 }, |
202 | { USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 }, | |
203 | { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, | |
204 | { USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 }, | |
1fb4e09a | 205 | { USB_DEVICE(0x04ca, 0x3007), .driver_info = BTUSB_ATH3012 }, |
0b880062 AS |
206 | { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 }, |
207 | { USB_DEVICE(0x04ca, 0x300b), .driver_info = BTUSB_ATH3012 }, | |
7e730c7f | 208 | { USB_DEVICE(0x04ca, 0x300d), .driver_info = BTUSB_ATH3012 }, |
ec0810d2 | 209 | { USB_DEVICE(0x04ca, 0x300f), .driver_info = BTUSB_ATH3012 }, |
134d3b35 | 210 | { USB_DEVICE(0x04ca, 0x3010), .driver_info = BTUSB_ATH3012 }, |
81d90442 | 211 | { USB_DEVICE(0x04ca, 0x3014), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 212 | { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 }, |
cd355ff0 | 213 | { USB_DEVICE(0x0930, 0x021c), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 214 | { USB_DEVICE(0x0930, 0x0220), .driver_info = BTUSB_ATH3012 }, |
89d2975f | 215 | { USB_DEVICE(0x0930, 0x0227), .driver_info = BTUSB_ATH3012 }, |
a735f9e2 | 216 | { USB_DEVICE(0x0b05, 0x17d0), .driver_info = BTUSB_ATH3012 }, |
d66629c1 | 217 | { USB_DEVICE(0x0cf3, 0x0036), .driver_info = BTUSB_ATH3012 }, |
2d25f8b4 | 218 | { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 }, |
94a32d10 | 219 | { USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 }, |
07c0ea87 | 220 | { USB_DEVICE(0x0cf3, 0x311d), .driver_info = BTUSB_ATH3012 }, |
b131237c | 221 | { USB_DEVICE(0x0cf3, 0x311e), .driver_info = BTUSB_ATH3012 }, |
1e56f1eb | 222 | { USB_DEVICE(0x0cf3, 0x311f), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 223 | { USB_DEVICE(0x0cf3, 0x3121), .driver_info = BTUSB_ATH3012 }, |
ebaf5795 | 224 | { USB_DEVICE(0x0cf3, 0x817a), .driver_info = BTUSB_ATH3012 }, |
18e0afab | 225 | { USB_DEVICE(0x0cf3, 0x817b), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 226 | { USB_DEVICE(0x0cf3, 0xe003), .driver_info = BTUSB_ATH3012 }, |
ac71311e | 227 | { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 }, |
0a3658cc | 228 | { USB_DEVICE(0x0cf3, 0xe005), .driver_info = BTUSB_ATH3012 }, |
ca79f232 | 229 | { USB_DEVICE(0x0cf3, 0xe006), .driver_info = BTUSB_ATH3012 }, |
0b880062 AS |
230 | { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 }, |
231 | { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 }, | |
eed307e2 | 232 | { USB_DEVICE(0x13d3, 0x3393), .driver_info = BTUSB_ATH3012 }, |
609574eb | 233 | { USB_DEVICE(0x13d3, 0x3395), .driver_info = BTUSB_ATH3012 }, |
5b77a1f3 | 234 | { USB_DEVICE(0x13d3, 0x3402), .driver_info = BTUSB_ATH3012 }, |
3bb30a7c | 235 | { USB_DEVICE(0x13d3, 0x3408), .driver_info = BTUSB_ATH3012 }, |
033efa92 | 236 | { USB_DEVICE(0x13d3, 0x3423), .driver_info = BTUSB_ATH3012 }, |
fa2f1394 | 237 | { USB_DEVICE(0x13d3, 0x3432), .driver_info = BTUSB_ATH3012 }, |
75c6aca4 | 238 | { USB_DEVICE(0x13d3, 0x3472), .driver_info = BTUSB_ATH3012 }, |
0d0cef61 | 239 | { USB_DEVICE(0x13d3, 0x3474), .driver_info = BTUSB_ATH3012 }, |
72f9f8b5 | 240 | { USB_DEVICE(0x13d3, 0x3487), .driver_info = BTUSB_ATH3012 }, |
12d86896 | 241 | { USB_DEVICE(0x13d3, 0x3490), .driver_info = BTUSB_ATH3012 }, |
d9f51b51 | 242 | |
e9036e33 CYC |
243 | /* Atheros AR5BBU12 with sflash firmware */ |
244 | { USB_DEVICE(0x0489, 0xe02c), .driver_info = BTUSB_IGNORE }, | |
245 | ||
85d59726 | 246 | /* Atheros AR5BBU12 with sflash firmware */ |
bc21fde2 | 247 | { USB_DEVICE(0x0489, 0xe036), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 248 | { USB_DEVICE(0x0489, 0xe03c), .driver_info = BTUSB_ATH3012 }, |
85d59726 | 249 | |
3267c884 | 250 | /* QCA ROME chipset */ |
2054111b | 251 | { USB_DEVICE(0x0cf3, 0xe007), .driver_info = BTUSB_QCA_ROME }, |
93519934 | 252 | { USB_DEVICE(0x0cf3, 0xe009), .driver_info = BTUSB_QCA_ROME }, |
c9e44474 MH |
253 | { USB_DEVICE(0x0cf3, 0xe300), .driver_info = BTUSB_QCA_ROME }, |
254 | { USB_DEVICE(0x0cf3, 0xe360), .driver_info = BTUSB_QCA_ROME }, | |
47ca5898 | 255 | { USB_DEVICE(0x0489, 0xe092), .driver_info = BTUSB_QCA_ROME }, |
1144a4ee | 256 | { USB_DEVICE(0x04ca, 0x3011), .driver_info = BTUSB_QCA_ROME }, |
3267c884 | 257 | |
cfeb4145 | 258 | /* Broadcom BCM2035 */ |
7a9d4020 | 259 | { USB_DEVICE(0x0a5c, 0x2009), .driver_info = BTUSB_BCM92035 }, |
0b880062 AS |
260 | { USB_DEVICE(0x0a5c, 0x200a), .driver_info = BTUSB_WRONG_SCO_MTU }, |
261 | { USB_DEVICE(0x0a5c, 0x2035), .driver_info = BTUSB_WRONG_SCO_MTU }, | |
cfeb4145 MH |
262 | |
263 | /* Broadcom BCM2045 */ | |
7a9d4020 MH |
264 | { USB_DEVICE(0x0a5c, 0x2039), .driver_info = BTUSB_WRONG_SCO_MTU }, |
265 | { USB_DEVICE(0x0a5c, 0x2101), .driver_info = BTUSB_WRONG_SCO_MTU }, | |
bdbef3d6 | 266 | |
cfeb4145 | 267 | /* IBM/Lenovo ThinkPad with Broadcom chip */ |
7a9d4020 MH |
268 | { USB_DEVICE(0x0a5c, 0x201e), .driver_info = BTUSB_WRONG_SCO_MTU }, |
269 | { USB_DEVICE(0x0a5c, 0x2110), .driver_info = BTUSB_WRONG_SCO_MTU }, | |
cfeb4145 MH |
270 | |
271 | /* HP laptop with Broadcom chip */ | |
7a9d4020 | 272 | { USB_DEVICE(0x03f0, 0x171d), .driver_info = BTUSB_WRONG_SCO_MTU }, |
cfeb4145 MH |
273 | |
274 | /* Dell laptop with Broadcom chip */ | |
7a9d4020 | 275 | { USB_DEVICE(0x413c, 0x8126), .driver_info = BTUSB_WRONG_SCO_MTU }, |
cfeb4145 | 276 | |
5ddd4a60 | 277 | /* Dell Wireless 370 and 410 devices */ |
7a9d4020 | 278 | { USB_DEVICE(0x413c, 0x8152), .driver_info = BTUSB_WRONG_SCO_MTU }, |
5ddd4a60 | 279 | { USB_DEVICE(0x413c, 0x8156), .driver_info = BTUSB_WRONG_SCO_MTU }, |
cfeb4145 | 280 | |
7a9d4020 MH |
281 | /* Belkin F8T012 and F8T013 devices */ |
282 | { USB_DEVICE(0x050d, 0x0012), .driver_info = BTUSB_WRONG_SCO_MTU }, | |
283 | { USB_DEVICE(0x050d, 0x0013), .driver_info = BTUSB_WRONG_SCO_MTU }, | |
cfeb4145 | 284 | |
5ddd4a60 MH |
285 | /* Asus WL-BTD202 device */ |
286 | { USB_DEVICE(0x0b05, 0x1715), .driver_info = BTUSB_WRONG_SCO_MTU }, | |
287 | ||
288 | /* Kensington Bluetooth USB adapter */ | |
289 | { USB_DEVICE(0x047d, 0x105e), .driver_info = BTUSB_WRONG_SCO_MTU }, | |
290 | ||
cfeb4145 MH |
291 | /* RTX Telecom based adapters with buggy SCO support */ |
292 | { USB_DEVICE(0x0400, 0x0807), .driver_info = BTUSB_BROKEN_ISOC }, | |
293 | { USB_DEVICE(0x0400, 0x080a), .driver_info = BTUSB_BROKEN_ISOC }, | |
294 | ||
295 | /* CONWISE Technology based adapters with buggy SCO support */ | |
418678b0 SJ |
296 | { USB_DEVICE(0x0e5e, 0x6622), |
297 | .driver_info = BTUSB_BROKEN_ISOC | BTUSB_CW6622}, | |
cfeb4145 | 298 | |
4fcef8ed | 299 | /* Roper Class 1 Bluetooth Dongle (Silicon Wave based) */ |
2eeac871 | 300 | { USB_DEVICE(0x1310, 0x0001), .driver_info = BTUSB_SWAVE }, |
4fcef8ed | 301 | |
cfeb4145 MH |
302 | /* Digianswer devices */ |
303 | { USB_DEVICE(0x08fd, 0x0001), .driver_info = BTUSB_DIGIANSWER }, | |
304 | { USB_DEVICE(0x08fd, 0x0002), .driver_info = BTUSB_IGNORE }, | |
305 | ||
306 | /* CSR BlueCore Bluetooth Sniffer */ | |
4f64fa80 MH |
307 | { USB_DEVICE(0x0a12, 0x0002), |
308 | .driver_info = BTUSB_SNIFFER | BTUSB_BROKEN_ISOC }, | |
cfeb4145 MH |
309 | |
310 | /* Frontline ComProbe Bluetooth Sniffer */ | |
4f64fa80 MH |
311 | { USB_DEVICE(0x16d3, 0x0002), |
312 | .driver_info = BTUSB_SNIFFER | BTUSB_BROKEN_ISOC }, | |
cfeb4145 | 313 | |
cb1ee89f MH |
314 | /* Marvell Bluetooth devices */ |
315 | { USB_DEVICE(0x1286, 0x2044), .driver_info = BTUSB_MARVELL }, | |
316 | { USB_DEVICE(0x1286, 0x2046), .driver_info = BTUSB_MARVELL }, | |
317 | ||
d0ac9eb7 | 318 | /* Intel Bluetooth devices */ |
407550fe | 319 | { USB_DEVICE(0x8087, 0x07da), .driver_info = BTUSB_CSR }, |
dffd30ee | 320 | { USB_DEVICE(0x8087, 0x07dc), .driver_info = BTUSB_INTEL }, |
ef4e5e4a | 321 | { USB_DEVICE(0x8087, 0x0a2a), .driver_info = BTUSB_INTEL }, |
cda0dd78 | 322 | { USB_DEVICE(0x8087, 0x0a2b), .driver_info = BTUSB_INTEL_NEW }, |
439e65d3 | 323 | { USB_DEVICE(0x8087, 0x0aa7), .driver_info = BTUSB_INTEL }, |
dffd30ee | 324 | |
d0ac9eb7 MH |
325 | /* Other Intel Bluetooth devices */ |
326 | { USB_VENDOR_AND_INTERFACE_INFO(0x8087, 0xe0, 0x01, 0x01), | |
327 | .driver_info = BTUSB_IGNORE }, | |
ae8df494 | 328 | |
a2698a9b DD |
329 | /* Realtek Bluetooth devices */ |
330 | { USB_VENDOR_AND_INTERFACE_INFO(0x0bda, 0xe0, 0x01, 0x01), | |
331 | .driver_info = BTUSB_REALTEK }, | |
332 | ||
333 | /* Additional Realtek 8723AE Bluetooth devices */ | |
334 | { USB_DEVICE(0x0930, 0x021d), .driver_info = BTUSB_REALTEK }, | |
335 | { USB_DEVICE(0x13d3, 0x3394), .driver_info = BTUSB_REALTEK }, | |
336 | ||
337 | /* Additional Realtek 8723BE Bluetooth devices */ | |
338 | { USB_DEVICE(0x0489, 0xe085), .driver_info = BTUSB_REALTEK }, | |
339 | { USB_DEVICE(0x0489, 0xe08b), .driver_info = BTUSB_REALTEK }, | |
340 | { USB_DEVICE(0x13d3, 0x3410), .driver_info = BTUSB_REALTEK }, | |
341 | { USB_DEVICE(0x13d3, 0x3416), .driver_info = BTUSB_REALTEK }, | |
342 | { USB_DEVICE(0x13d3, 0x3459), .driver_info = BTUSB_REALTEK }, | |
343 | ||
344 | /* Additional Realtek 8821AE Bluetooth devices */ | |
345 | { USB_DEVICE(0x0b05, 0x17dc), .driver_info = BTUSB_REALTEK }, | |
346 | { USB_DEVICE(0x13d3, 0x3414), .driver_info = BTUSB_REALTEK }, | |
347 | { USB_DEVICE(0x13d3, 0x3458), .driver_info = BTUSB_REALTEK }, | |
348 | { USB_DEVICE(0x13d3, 0x3461), .driver_info = BTUSB_REALTEK }, | |
349 | { USB_DEVICE(0x13d3, 0x3462), .driver_info = BTUSB_REALTEK }, | |
350 | ||
4481c076 PP |
351 | /* Silicon Wave based devices */ |
352 | { USB_DEVICE(0x0c10, 0x0000), .driver_info = BTUSB_SWAVE }, | |
353 | ||
5e23b923 MH |
354 | { } /* Terminating entry */ |
355 | }; | |
356 | ||
9bfa35fe MH |
357 | #define BTUSB_MAX_ISOC_FRAMES 10 |
358 | ||
5e23b923 MH |
359 | #define BTUSB_INTR_RUNNING 0 |
360 | #define BTUSB_BULK_RUNNING 1 | |
9bfa35fe | 361 | #define BTUSB_ISOC_RUNNING 2 |
7bee549e | 362 | #define BTUSB_SUSPENDING 3 |
08b8b6c4 | 363 | #define BTUSB_DID_ISO_RESUME 4 |
cda0dd78 MH |
364 | #define BTUSB_BOOTLOADER 5 |
365 | #define BTUSB_DOWNLOADING 6 | |
ce6bb929 | 366 | #define BTUSB_FIRMWARE_LOADED 7 |
cda0dd78 | 367 | #define BTUSB_FIRMWARE_FAILED 8 |
ce6bb929 | 368 | #define BTUSB_BOOTING 9 |
04b8c814 | 369 | #define BTUSB_RESET_RESUME 10 |
9d08f504 | 370 | #define BTUSB_DIAG_RUNNING 11 |
5e23b923 MH |
371 | |
372 | struct btusb_data { | |
373 | struct hci_dev *hdev; | |
374 | struct usb_device *udev; | |
5fbcd260 | 375 | struct usb_interface *intf; |
9bfa35fe | 376 | struct usb_interface *isoc; |
9d08f504 | 377 | struct usb_interface *diag; |
5e23b923 | 378 | |
5e23b923 MH |
379 | unsigned long flags; |
380 | ||
381 | struct work_struct work; | |
7bee549e | 382 | struct work_struct waker; |
5e23b923 | 383 | |
803b5836 | 384 | struct usb_anchor deferred; |
5e23b923 | 385 | struct usb_anchor tx_anchor; |
803b5836 MH |
386 | int tx_in_flight; |
387 | spinlock_t txlock; | |
388 | ||
5e23b923 MH |
389 | struct usb_anchor intr_anchor; |
390 | struct usb_anchor bulk_anchor; | |
9bfa35fe | 391 | struct usb_anchor isoc_anchor; |
9d08f504 | 392 | struct usb_anchor diag_anchor; |
803b5836 MH |
393 | spinlock_t rxlock; |
394 | ||
395 | struct sk_buff *evt_skb; | |
396 | struct sk_buff *acl_skb; | |
397 | struct sk_buff *sco_skb; | |
5e23b923 MH |
398 | |
399 | struct usb_endpoint_descriptor *intr_ep; | |
400 | struct usb_endpoint_descriptor *bulk_tx_ep; | |
401 | struct usb_endpoint_descriptor *bulk_rx_ep; | |
9bfa35fe MH |
402 | struct usb_endpoint_descriptor *isoc_tx_ep; |
403 | struct usb_endpoint_descriptor *isoc_rx_ep; | |
9d08f504 MH |
404 | struct usb_endpoint_descriptor *diag_tx_ep; |
405 | struct usb_endpoint_descriptor *diag_rx_ep; | |
9bfa35fe | 406 | |
7a9d4020 | 407 | __u8 cmdreq_type; |
893ba544 | 408 | __u8 cmdreq; |
7a9d4020 | 409 | |
43c2e57f | 410 | unsigned int sco_num; |
9bfa35fe | 411 | int isoc_altsetting; |
6a88adf2 | 412 | int suspend_count; |
2cbd3f5c | 413 | |
97307f51 | 414 | int (*recv_event)(struct hci_dev *hdev, struct sk_buff *skb); |
2cbd3f5c | 415 | int (*recv_bulk)(struct btusb_data *data, void *buffer, int count); |
ace31982 KBYT |
416 | |
417 | int (*setup_on_usb)(struct hci_dev *hdev); | |
5e23b923 MH |
418 | }; |
419 | ||
803b5836 MH |
420 | static inline void btusb_free_frags(struct btusb_data *data) |
421 | { | |
422 | unsigned long flags; | |
423 | ||
424 | spin_lock_irqsave(&data->rxlock, flags); | |
425 | ||
426 | kfree_skb(data->evt_skb); | |
427 | data->evt_skb = NULL; | |
428 | ||
429 | kfree_skb(data->acl_skb); | |
430 | data->acl_skb = NULL; | |
431 | ||
432 | kfree_skb(data->sco_skb); | |
433 | data->sco_skb = NULL; | |
434 | ||
435 | spin_unlock_irqrestore(&data->rxlock, flags); | |
436 | } | |
437 | ||
1ffa4ad0 MH |
438 | static int btusb_recv_intr(struct btusb_data *data, void *buffer, int count) |
439 | { | |
803b5836 MH |
440 | struct sk_buff *skb; |
441 | int err = 0; | |
442 | ||
443 | spin_lock(&data->rxlock); | |
444 | skb = data->evt_skb; | |
445 | ||
446 | while (count) { | |
447 | int len; | |
448 | ||
449 | if (!skb) { | |
450 | skb = bt_skb_alloc(HCI_MAX_EVENT_SIZE, GFP_ATOMIC); | |
451 | if (!skb) { | |
452 | err = -ENOMEM; | |
453 | break; | |
454 | } | |
455 | ||
618e8bc2 MH |
456 | hci_skb_pkt_type(skb) = HCI_EVENT_PKT; |
457 | hci_skb_expect(skb) = HCI_EVENT_HDR_SIZE; | |
803b5836 MH |
458 | } |
459 | ||
618e8bc2 | 460 | len = min_t(uint, hci_skb_expect(skb), count); |
803b5836 MH |
461 | memcpy(skb_put(skb, len), buffer, len); |
462 | ||
463 | count -= len; | |
464 | buffer += len; | |
618e8bc2 | 465 | hci_skb_expect(skb) -= len; |
803b5836 MH |
466 | |
467 | if (skb->len == HCI_EVENT_HDR_SIZE) { | |
468 | /* Complete event header */ | |
618e8bc2 | 469 | hci_skb_expect(skb) = hci_event_hdr(skb)->plen; |
803b5836 | 470 | |
618e8bc2 | 471 | if (skb_tailroom(skb) < hci_skb_expect(skb)) { |
803b5836 MH |
472 | kfree_skb(skb); |
473 | skb = NULL; | |
474 | ||
475 | err = -EILSEQ; | |
476 | break; | |
477 | } | |
478 | } | |
479 | ||
618e8bc2 | 480 | if (!hci_skb_expect(skb)) { |
803b5836 | 481 | /* Complete frame */ |
97307f51 | 482 | data->recv_event(data->hdev, skb); |
803b5836 MH |
483 | skb = NULL; |
484 | } | |
485 | } | |
486 | ||
487 | data->evt_skb = skb; | |
488 | spin_unlock(&data->rxlock); | |
489 | ||
490 | return err; | |
1ffa4ad0 MH |
491 | } |
492 | ||
493 | static int btusb_recv_bulk(struct btusb_data *data, void *buffer, int count) | |
494 | { | |
803b5836 MH |
495 | struct sk_buff *skb; |
496 | int err = 0; | |
497 | ||
498 | spin_lock(&data->rxlock); | |
499 | skb = data->acl_skb; | |
500 | ||
501 | while (count) { | |
502 | int len; | |
503 | ||
504 | if (!skb) { | |
505 | skb = bt_skb_alloc(HCI_MAX_FRAME_SIZE, GFP_ATOMIC); | |
506 | if (!skb) { | |
507 | err = -ENOMEM; | |
508 | break; | |
509 | } | |
510 | ||
618e8bc2 MH |
511 | hci_skb_pkt_type(skb) = HCI_ACLDATA_PKT; |
512 | hci_skb_expect(skb) = HCI_ACL_HDR_SIZE; | |
803b5836 MH |
513 | } |
514 | ||
618e8bc2 | 515 | len = min_t(uint, hci_skb_expect(skb), count); |
803b5836 MH |
516 | memcpy(skb_put(skb, len), buffer, len); |
517 | ||
518 | count -= len; | |
519 | buffer += len; | |
618e8bc2 | 520 | hci_skb_expect(skb) -= len; |
803b5836 MH |
521 | |
522 | if (skb->len == HCI_ACL_HDR_SIZE) { | |
523 | __le16 dlen = hci_acl_hdr(skb)->dlen; | |
524 | ||
525 | /* Complete ACL header */ | |
618e8bc2 | 526 | hci_skb_expect(skb) = __le16_to_cpu(dlen); |
803b5836 | 527 | |
618e8bc2 | 528 | if (skb_tailroom(skb) < hci_skb_expect(skb)) { |
803b5836 MH |
529 | kfree_skb(skb); |
530 | skb = NULL; | |
531 | ||
532 | err = -EILSEQ; | |
533 | break; | |
534 | } | |
535 | } | |
536 | ||
618e8bc2 | 537 | if (!hci_skb_expect(skb)) { |
803b5836 MH |
538 | /* Complete frame */ |
539 | hci_recv_frame(data->hdev, skb); | |
540 | skb = NULL; | |
541 | } | |
542 | } | |
543 | ||
544 | data->acl_skb = skb; | |
545 | spin_unlock(&data->rxlock); | |
546 | ||
547 | return err; | |
1ffa4ad0 MH |
548 | } |
549 | ||
550 | static int btusb_recv_isoc(struct btusb_data *data, void *buffer, int count) | |
551 | { | |
803b5836 MH |
552 | struct sk_buff *skb; |
553 | int err = 0; | |
554 | ||
555 | spin_lock(&data->rxlock); | |
556 | skb = data->sco_skb; | |
557 | ||
558 | while (count) { | |
559 | int len; | |
560 | ||
561 | if (!skb) { | |
562 | skb = bt_skb_alloc(HCI_MAX_SCO_SIZE, GFP_ATOMIC); | |
563 | if (!skb) { | |
564 | err = -ENOMEM; | |
565 | break; | |
566 | } | |
567 | ||
618e8bc2 MH |
568 | hci_skb_pkt_type(skb) = HCI_SCODATA_PKT; |
569 | hci_skb_expect(skb) = HCI_SCO_HDR_SIZE; | |
803b5836 MH |
570 | } |
571 | ||
618e8bc2 | 572 | len = min_t(uint, hci_skb_expect(skb), count); |
803b5836 MH |
573 | memcpy(skb_put(skb, len), buffer, len); |
574 | ||
575 | count -= len; | |
576 | buffer += len; | |
618e8bc2 | 577 | hci_skb_expect(skb) -= len; |
803b5836 MH |
578 | |
579 | if (skb->len == HCI_SCO_HDR_SIZE) { | |
580 | /* Complete SCO header */ | |
618e8bc2 | 581 | hci_skb_expect(skb) = hci_sco_hdr(skb)->dlen; |
803b5836 | 582 | |
618e8bc2 | 583 | if (skb_tailroom(skb) < hci_skb_expect(skb)) { |
803b5836 MH |
584 | kfree_skb(skb); |
585 | skb = NULL; | |
586 | ||
587 | err = -EILSEQ; | |
588 | break; | |
589 | } | |
590 | } | |
591 | ||
618e8bc2 | 592 | if (!hci_skb_expect(skb)) { |
803b5836 MH |
593 | /* Complete frame */ |
594 | hci_recv_frame(data->hdev, skb); | |
595 | skb = NULL; | |
596 | } | |
597 | } | |
598 | ||
599 | data->sco_skb = skb; | |
600 | spin_unlock(&data->rxlock); | |
601 | ||
602 | return err; | |
1ffa4ad0 MH |
603 | } |
604 | ||
5e23b923 MH |
605 | static void btusb_intr_complete(struct urb *urb) |
606 | { | |
607 | struct hci_dev *hdev = urb->context; | |
155961e8 | 608 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
609 | int err; |
610 | ||
89e7533d MH |
611 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, |
612 | urb->actual_length); | |
5e23b923 MH |
613 | |
614 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
615 | return; | |
616 | ||
617 | if (urb->status == 0) { | |
9bfa35fe MH |
618 | hdev->stat.byte_rx += urb->actual_length; |
619 | ||
1ffa4ad0 MH |
620 | if (btusb_recv_intr(data, urb->transfer_buffer, |
621 | urb->actual_length) < 0) { | |
5e23b923 MH |
622 | BT_ERR("%s corrupted event packet", hdev->name); |
623 | hdev->stat.err_rx++; | |
624 | } | |
85560c4a CC |
625 | } else if (urb->status == -ENOENT) { |
626 | /* Avoid suspend failed when usb_kill_urb */ | |
627 | return; | |
5e23b923 MH |
628 | } |
629 | ||
630 | if (!test_bit(BTUSB_INTR_RUNNING, &data->flags)) | |
631 | return; | |
632 | ||
7bee549e | 633 | usb_mark_last_busy(data->udev); |
5e23b923 MH |
634 | usb_anchor_urb(urb, &data->intr_anchor); |
635 | ||
636 | err = usb_submit_urb(urb, GFP_ATOMIC); | |
637 | if (err < 0) { | |
4935f1c1 PB |
638 | /* -EPERM: urb is being killed; |
639 | * -ENODEV: device got disconnected */ | |
640 | if (err != -EPERM && err != -ENODEV) | |
61faddf6 | 641 | BT_ERR("%s urb %p failed to resubmit (%d)", |
89e7533d | 642 | hdev->name, urb, -err); |
5e23b923 MH |
643 | usb_unanchor_urb(urb); |
644 | } | |
645 | } | |
646 | ||
2eda66f4 | 647 | static int btusb_submit_intr_urb(struct hci_dev *hdev, gfp_t mem_flags) |
5e23b923 | 648 | { |
155961e8 | 649 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
650 | struct urb *urb; |
651 | unsigned char *buf; | |
652 | unsigned int pipe; | |
653 | int err, size; | |
654 | ||
655 | BT_DBG("%s", hdev->name); | |
656 | ||
9bfa35fe MH |
657 | if (!data->intr_ep) |
658 | return -ENODEV; | |
659 | ||
2eda66f4 | 660 | urb = usb_alloc_urb(0, mem_flags); |
5e23b923 MH |
661 | if (!urb) |
662 | return -ENOMEM; | |
663 | ||
664 | size = le16_to_cpu(data->intr_ep->wMaxPacketSize); | |
665 | ||
2eda66f4 | 666 | buf = kmalloc(size, mem_flags); |
5e23b923 MH |
667 | if (!buf) { |
668 | usb_free_urb(urb); | |
669 | return -ENOMEM; | |
670 | } | |
671 | ||
672 | pipe = usb_rcvintpipe(data->udev, data->intr_ep->bEndpointAddress); | |
673 | ||
674 | usb_fill_int_urb(urb, data->udev, pipe, buf, size, | |
89e7533d | 675 | btusb_intr_complete, hdev, data->intr_ep->bInterval); |
5e23b923 MH |
676 | |
677 | urb->transfer_flags |= URB_FREE_BUFFER; | |
678 | ||
679 | usb_anchor_urb(urb, &data->intr_anchor); | |
680 | ||
2eda66f4 | 681 | err = usb_submit_urb(urb, mem_flags); |
5e23b923 | 682 | if (err < 0) { |
d4b8d1c9 PB |
683 | if (err != -EPERM && err != -ENODEV) |
684 | BT_ERR("%s urb %p submission failed (%d)", | |
89e7533d | 685 | hdev->name, urb, -err); |
5e23b923 | 686 | usb_unanchor_urb(urb); |
5e23b923 MH |
687 | } |
688 | ||
689 | usb_free_urb(urb); | |
690 | ||
691 | return err; | |
692 | } | |
693 | ||
694 | static void btusb_bulk_complete(struct urb *urb) | |
695 | { | |
696 | struct hci_dev *hdev = urb->context; | |
155961e8 | 697 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
698 | int err; |
699 | ||
89e7533d MH |
700 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, |
701 | urb->actual_length); | |
5e23b923 MH |
702 | |
703 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
704 | return; | |
705 | ||
706 | if (urb->status == 0) { | |
9bfa35fe MH |
707 | hdev->stat.byte_rx += urb->actual_length; |
708 | ||
2cbd3f5c | 709 | if (data->recv_bulk(data, urb->transfer_buffer, |
1ffa4ad0 | 710 | urb->actual_length) < 0) { |
5e23b923 MH |
711 | BT_ERR("%s corrupted ACL packet", hdev->name); |
712 | hdev->stat.err_rx++; | |
713 | } | |
85560c4a CC |
714 | } else if (urb->status == -ENOENT) { |
715 | /* Avoid suspend failed when usb_kill_urb */ | |
716 | return; | |
5e23b923 MH |
717 | } |
718 | ||
719 | if (!test_bit(BTUSB_BULK_RUNNING, &data->flags)) | |
720 | return; | |
721 | ||
722 | usb_anchor_urb(urb, &data->bulk_anchor); | |
652fd781 | 723 | usb_mark_last_busy(data->udev); |
5e23b923 MH |
724 | |
725 | err = usb_submit_urb(urb, GFP_ATOMIC); | |
726 | if (err < 0) { | |
4935f1c1 PB |
727 | /* -EPERM: urb is being killed; |
728 | * -ENODEV: device got disconnected */ | |
729 | if (err != -EPERM && err != -ENODEV) | |
61faddf6 | 730 | BT_ERR("%s urb %p failed to resubmit (%d)", |
89e7533d | 731 | hdev->name, urb, -err); |
5e23b923 MH |
732 | usb_unanchor_urb(urb); |
733 | } | |
734 | } | |
735 | ||
2eda66f4 | 736 | static int btusb_submit_bulk_urb(struct hci_dev *hdev, gfp_t mem_flags) |
5e23b923 | 737 | { |
155961e8 | 738 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
739 | struct urb *urb; |
740 | unsigned char *buf; | |
741 | unsigned int pipe; | |
290ba200 | 742 | int err, size = HCI_MAX_FRAME_SIZE; |
5e23b923 MH |
743 | |
744 | BT_DBG("%s", hdev->name); | |
745 | ||
9bfa35fe MH |
746 | if (!data->bulk_rx_ep) |
747 | return -ENODEV; | |
748 | ||
2eda66f4 | 749 | urb = usb_alloc_urb(0, mem_flags); |
5e23b923 MH |
750 | if (!urb) |
751 | return -ENOMEM; | |
752 | ||
2eda66f4 | 753 | buf = kmalloc(size, mem_flags); |
5e23b923 MH |
754 | if (!buf) { |
755 | usb_free_urb(urb); | |
756 | return -ENOMEM; | |
757 | } | |
758 | ||
759 | pipe = usb_rcvbulkpipe(data->udev, data->bulk_rx_ep->bEndpointAddress); | |
760 | ||
89e7533d MH |
761 | usb_fill_bulk_urb(urb, data->udev, pipe, buf, size, |
762 | btusb_bulk_complete, hdev); | |
5e23b923 MH |
763 | |
764 | urb->transfer_flags |= URB_FREE_BUFFER; | |
765 | ||
7bee549e | 766 | usb_mark_last_busy(data->udev); |
5e23b923 MH |
767 | usb_anchor_urb(urb, &data->bulk_anchor); |
768 | ||
2eda66f4 | 769 | err = usb_submit_urb(urb, mem_flags); |
5e23b923 | 770 | if (err < 0) { |
d4b8d1c9 PB |
771 | if (err != -EPERM && err != -ENODEV) |
772 | BT_ERR("%s urb %p submission failed (%d)", | |
89e7533d | 773 | hdev->name, urb, -err); |
5e23b923 | 774 | usb_unanchor_urb(urb); |
5e23b923 MH |
775 | } |
776 | ||
777 | usb_free_urb(urb); | |
778 | ||
779 | return err; | |
780 | } | |
781 | ||
9bfa35fe MH |
782 | static void btusb_isoc_complete(struct urb *urb) |
783 | { | |
784 | struct hci_dev *hdev = urb->context; | |
155961e8 | 785 | struct btusb_data *data = hci_get_drvdata(hdev); |
9bfa35fe MH |
786 | int i, err; |
787 | ||
89e7533d MH |
788 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, |
789 | urb->actual_length); | |
9bfa35fe MH |
790 | |
791 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
792 | return; | |
793 | ||
794 | if (urb->status == 0) { | |
795 | for (i = 0; i < urb->number_of_packets; i++) { | |
796 | unsigned int offset = urb->iso_frame_desc[i].offset; | |
797 | unsigned int length = urb->iso_frame_desc[i].actual_length; | |
798 | ||
799 | if (urb->iso_frame_desc[i].status) | |
800 | continue; | |
801 | ||
802 | hdev->stat.byte_rx += length; | |
803 | ||
1ffa4ad0 MH |
804 | if (btusb_recv_isoc(data, urb->transfer_buffer + offset, |
805 | length) < 0) { | |
9bfa35fe MH |
806 | BT_ERR("%s corrupted SCO packet", hdev->name); |
807 | hdev->stat.err_rx++; | |
808 | } | |
809 | } | |
85560c4a CC |
810 | } else if (urb->status == -ENOENT) { |
811 | /* Avoid suspend failed when usb_kill_urb */ | |
812 | return; | |
9bfa35fe MH |
813 | } |
814 | ||
815 | if (!test_bit(BTUSB_ISOC_RUNNING, &data->flags)) | |
816 | return; | |
817 | ||
818 | usb_anchor_urb(urb, &data->isoc_anchor); | |
819 | ||
820 | err = usb_submit_urb(urb, GFP_ATOMIC); | |
821 | if (err < 0) { | |
4935f1c1 PB |
822 | /* -EPERM: urb is being killed; |
823 | * -ENODEV: device got disconnected */ | |
824 | if (err != -EPERM && err != -ENODEV) | |
61faddf6 | 825 | BT_ERR("%s urb %p failed to resubmit (%d)", |
89e7533d | 826 | hdev->name, urb, -err); |
9bfa35fe MH |
827 | usb_unanchor_urb(urb); |
828 | } | |
829 | } | |
830 | ||
42b16b3f | 831 | static inline void __fill_isoc_descriptor(struct urb *urb, int len, int mtu) |
9bfa35fe MH |
832 | { |
833 | int i, offset = 0; | |
834 | ||
835 | BT_DBG("len %d mtu %d", len, mtu); | |
836 | ||
837 | for (i = 0; i < BTUSB_MAX_ISOC_FRAMES && len >= mtu; | |
838 | i++, offset += mtu, len -= mtu) { | |
839 | urb->iso_frame_desc[i].offset = offset; | |
840 | urb->iso_frame_desc[i].length = mtu; | |
841 | } | |
842 | ||
843 | if (len && i < BTUSB_MAX_ISOC_FRAMES) { | |
844 | urb->iso_frame_desc[i].offset = offset; | |
845 | urb->iso_frame_desc[i].length = len; | |
846 | i++; | |
847 | } | |
848 | ||
849 | urb->number_of_packets = i; | |
850 | } | |
851 | ||
2eda66f4 | 852 | static int btusb_submit_isoc_urb(struct hci_dev *hdev, gfp_t mem_flags) |
9bfa35fe | 853 | { |
155961e8 | 854 | struct btusb_data *data = hci_get_drvdata(hdev); |
9bfa35fe MH |
855 | struct urb *urb; |
856 | unsigned char *buf; | |
857 | unsigned int pipe; | |
858 | int err, size; | |
859 | ||
860 | BT_DBG("%s", hdev->name); | |
861 | ||
862 | if (!data->isoc_rx_ep) | |
863 | return -ENODEV; | |
864 | ||
2eda66f4 | 865 | urb = usb_alloc_urb(BTUSB_MAX_ISOC_FRAMES, mem_flags); |
9bfa35fe MH |
866 | if (!urb) |
867 | return -ENOMEM; | |
868 | ||
869 | size = le16_to_cpu(data->isoc_rx_ep->wMaxPacketSize) * | |
870 | BTUSB_MAX_ISOC_FRAMES; | |
871 | ||
2eda66f4 | 872 | buf = kmalloc(size, mem_flags); |
9bfa35fe MH |
873 | if (!buf) { |
874 | usb_free_urb(urb); | |
875 | return -ENOMEM; | |
876 | } | |
877 | ||
878 | pipe = usb_rcvisocpipe(data->udev, data->isoc_rx_ep->bEndpointAddress); | |
879 | ||
fa0fb93f | 880 | usb_fill_int_urb(urb, data->udev, pipe, buf, size, btusb_isoc_complete, |
89e7533d | 881 | hdev, data->isoc_rx_ep->bInterval); |
9bfa35fe | 882 | |
89e7533d | 883 | urb->transfer_flags = URB_FREE_BUFFER | URB_ISO_ASAP; |
9bfa35fe MH |
884 | |
885 | __fill_isoc_descriptor(urb, size, | |
89e7533d | 886 | le16_to_cpu(data->isoc_rx_ep->wMaxPacketSize)); |
9bfa35fe MH |
887 | |
888 | usb_anchor_urb(urb, &data->isoc_anchor); | |
889 | ||
2eda66f4 | 890 | err = usb_submit_urb(urb, mem_flags); |
9bfa35fe | 891 | if (err < 0) { |
d4b8d1c9 PB |
892 | if (err != -EPERM && err != -ENODEV) |
893 | BT_ERR("%s urb %p submission failed (%d)", | |
89e7533d | 894 | hdev->name, urb, -err); |
9bfa35fe | 895 | usb_unanchor_urb(urb); |
9bfa35fe MH |
896 | } |
897 | ||
898 | usb_free_urb(urb); | |
899 | ||
900 | return err; | |
901 | } | |
902 | ||
9d08f504 MH |
903 | static void btusb_diag_complete(struct urb *urb) |
904 | { | |
905 | struct hci_dev *hdev = urb->context; | |
906 | struct btusb_data *data = hci_get_drvdata(hdev); | |
907 | int err; | |
908 | ||
909 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, | |
910 | urb->actual_length); | |
911 | ||
912 | if (urb->status == 0) { | |
913 | struct sk_buff *skb; | |
914 | ||
915 | skb = bt_skb_alloc(urb->actual_length, GFP_ATOMIC); | |
916 | if (skb) { | |
917 | memcpy(skb_put(skb, urb->actual_length), | |
918 | urb->transfer_buffer, urb->actual_length); | |
919 | hci_recv_diag(hdev, skb); | |
920 | } | |
921 | } else if (urb->status == -ENOENT) { | |
922 | /* Avoid suspend failed when usb_kill_urb */ | |
923 | return; | |
924 | } | |
925 | ||
926 | if (!test_bit(BTUSB_DIAG_RUNNING, &data->flags)) | |
927 | return; | |
928 | ||
929 | usb_anchor_urb(urb, &data->diag_anchor); | |
930 | usb_mark_last_busy(data->udev); | |
931 | ||
932 | err = usb_submit_urb(urb, GFP_ATOMIC); | |
933 | if (err < 0) { | |
934 | /* -EPERM: urb is being killed; | |
935 | * -ENODEV: device got disconnected */ | |
936 | if (err != -EPERM && err != -ENODEV) | |
937 | BT_ERR("%s urb %p failed to resubmit (%d)", | |
938 | hdev->name, urb, -err); | |
939 | usb_unanchor_urb(urb); | |
940 | } | |
941 | } | |
942 | ||
943 | static int btusb_submit_diag_urb(struct hci_dev *hdev, gfp_t mem_flags) | |
944 | { | |
945 | struct btusb_data *data = hci_get_drvdata(hdev); | |
946 | struct urb *urb; | |
947 | unsigned char *buf; | |
948 | unsigned int pipe; | |
949 | int err, size = HCI_MAX_FRAME_SIZE; | |
950 | ||
951 | BT_DBG("%s", hdev->name); | |
952 | ||
953 | if (!data->diag_rx_ep) | |
954 | return -ENODEV; | |
955 | ||
956 | urb = usb_alloc_urb(0, mem_flags); | |
957 | if (!urb) | |
958 | return -ENOMEM; | |
959 | ||
960 | buf = kmalloc(size, mem_flags); | |
961 | if (!buf) { | |
962 | usb_free_urb(urb); | |
963 | return -ENOMEM; | |
964 | } | |
965 | ||
966 | pipe = usb_rcvbulkpipe(data->udev, data->diag_rx_ep->bEndpointAddress); | |
967 | ||
968 | usb_fill_bulk_urb(urb, data->udev, pipe, buf, size, | |
969 | btusb_diag_complete, hdev); | |
970 | ||
971 | urb->transfer_flags |= URB_FREE_BUFFER; | |
972 | ||
973 | usb_mark_last_busy(data->udev); | |
974 | usb_anchor_urb(urb, &data->diag_anchor); | |
975 | ||
976 | err = usb_submit_urb(urb, mem_flags); | |
977 | if (err < 0) { | |
978 | if (err != -EPERM && err != -ENODEV) | |
979 | BT_ERR("%s urb %p submission failed (%d)", | |
980 | hdev->name, urb, -err); | |
981 | usb_unanchor_urb(urb); | |
982 | } | |
983 | ||
984 | usb_free_urb(urb); | |
985 | ||
986 | return err; | |
987 | } | |
988 | ||
5e23b923 | 989 | static void btusb_tx_complete(struct urb *urb) |
7bee549e ON |
990 | { |
991 | struct sk_buff *skb = urb->context; | |
89e7533d | 992 | struct hci_dev *hdev = (struct hci_dev *)skb->dev; |
155961e8 | 993 | struct btusb_data *data = hci_get_drvdata(hdev); |
7bee549e | 994 | |
89e7533d MH |
995 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, |
996 | urb->actual_length); | |
7bee549e ON |
997 | |
998 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
999 | goto done; | |
1000 | ||
1001 | if (!urb->status) | |
1002 | hdev->stat.byte_tx += urb->transfer_buffer_length; | |
1003 | else | |
1004 | hdev->stat.err_tx++; | |
1005 | ||
1006 | done: | |
1007 | spin_lock(&data->txlock); | |
1008 | data->tx_in_flight--; | |
1009 | spin_unlock(&data->txlock); | |
1010 | ||
1011 | kfree(urb->setup_packet); | |
1012 | ||
1013 | kfree_skb(skb); | |
1014 | } | |
1015 | ||
1016 | static void btusb_isoc_tx_complete(struct urb *urb) | |
5e23b923 MH |
1017 | { |
1018 | struct sk_buff *skb = urb->context; | |
89e7533d | 1019 | struct hci_dev *hdev = (struct hci_dev *)skb->dev; |
5e23b923 | 1020 | |
89e7533d MH |
1021 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, |
1022 | urb->actual_length); | |
5e23b923 MH |
1023 | |
1024 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
1025 | goto done; | |
1026 | ||
1027 | if (!urb->status) | |
1028 | hdev->stat.byte_tx += urb->transfer_buffer_length; | |
1029 | else | |
1030 | hdev->stat.err_tx++; | |
1031 | ||
1032 | done: | |
1033 | kfree(urb->setup_packet); | |
1034 | ||
1035 | kfree_skb(skb); | |
1036 | } | |
1037 | ||
1038 | static int btusb_open(struct hci_dev *hdev) | |
1039 | { | |
155961e8 | 1040 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
1041 | int err; |
1042 | ||
1043 | BT_DBG("%s", hdev->name); | |
1044 | ||
ace31982 KBYT |
1045 | /* Patching USB firmware files prior to starting any URBs of HCI path |
1046 | * It is more safe to use USB bulk channel for downloading USB patch | |
1047 | */ | |
1048 | if (data->setup_on_usb) { | |
1049 | err = data->setup_on_usb(hdev); | |
eb50042f | 1050 | if (err < 0) |
ace31982 KBYT |
1051 | return err; |
1052 | } | |
1053 | ||
7bee549e ON |
1054 | err = usb_autopm_get_interface(data->intf); |
1055 | if (err < 0) | |
1056 | return err; | |
1057 | ||
1058 | data->intf->needs_remote_wakeup = 1; | |
1059 | ||
5e23b923 | 1060 | if (test_and_set_bit(BTUSB_INTR_RUNNING, &data->flags)) |
7bee549e | 1061 | goto done; |
5e23b923 | 1062 | |
2eda66f4 | 1063 | err = btusb_submit_intr_urb(hdev, GFP_KERNEL); |
43c2e57f MH |
1064 | if (err < 0) |
1065 | goto failed; | |
1066 | ||
1067 | err = btusb_submit_bulk_urb(hdev, GFP_KERNEL); | |
5e23b923 | 1068 | if (err < 0) { |
43c2e57f MH |
1069 | usb_kill_anchored_urbs(&data->intr_anchor); |
1070 | goto failed; | |
5e23b923 MH |
1071 | } |
1072 | ||
43c2e57f MH |
1073 | set_bit(BTUSB_BULK_RUNNING, &data->flags); |
1074 | btusb_submit_bulk_urb(hdev, GFP_KERNEL); | |
1075 | ||
9d08f504 MH |
1076 | if (data->diag) { |
1077 | if (!btusb_submit_diag_urb(hdev, GFP_KERNEL)) | |
1078 | set_bit(BTUSB_DIAG_RUNNING, &data->flags); | |
1079 | } | |
1080 | ||
7bee549e ON |
1081 | done: |
1082 | usb_autopm_put_interface(data->intf); | |
43c2e57f MH |
1083 | return 0; |
1084 | ||
1085 | failed: | |
1086 | clear_bit(BTUSB_INTR_RUNNING, &data->flags); | |
7bee549e | 1087 | usb_autopm_put_interface(data->intf); |
5e23b923 MH |
1088 | return err; |
1089 | } | |
1090 | ||
7bee549e ON |
1091 | static void btusb_stop_traffic(struct btusb_data *data) |
1092 | { | |
1093 | usb_kill_anchored_urbs(&data->intr_anchor); | |
1094 | usb_kill_anchored_urbs(&data->bulk_anchor); | |
1095 | usb_kill_anchored_urbs(&data->isoc_anchor); | |
9d08f504 | 1096 | usb_kill_anchored_urbs(&data->diag_anchor); |
7bee549e ON |
1097 | } |
1098 | ||
5e23b923 MH |
1099 | static int btusb_close(struct hci_dev *hdev) |
1100 | { | |
155961e8 | 1101 | struct btusb_data *data = hci_get_drvdata(hdev); |
7bee549e | 1102 | int err; |
5e23b923 MH |
1103 | |
1104 | BT_DBG("%s", hdev->name); | |
1105 | ||
e8c3c3d2 | 1106 | cancel_work_sync(&data->work); |
404291ac | 1107 | cancel_work_sync(&data->waker); |
e8c3c3d2 | 1108 | |
9bfa35fe | 1109 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); |
5e23b923 | 1110 | clear_bit(BTUSB_BULK_RUNNING, &data->flags); |
5e23b923 | 1111 | clear_bit(BTUSB_INTR_RUNNING, &data->flags); |
9d08f504 | 1112 | clear_bit(BTUSB_DIAG_RUNNING, &data->flags); |
7bee549e ON |
1113 | |
1114 | btusb_stop_traffic(data); | |
803b5836 MH |
1115 | btusb_free_frags(data); |
1116 | ||
7bee549e ON |
1117 | err = usb_autopm_get_interface(data->intf); |
1118 | if (err < 0) | |
7b8e2c1d | 1119 | goto failed; |
7bee549e ON |
1120 | |
1121 | data->intf->needs_remote_wakeup = 0; | |
1122 | usb_autopm_put_interface(data->intf); | |
5e23b923 | 1123 | |
7b8e2c1d ON |
1124 | failed: |
1125 | usb_scuttle_anchored_urbs(&data->deferred); | |
5e23b923 MH |
1126 | return 0; |
1127 | } | |
1128 | ||
1129 | static int btusb_flush(struct hci_dev *hdev) | |
1130 | { | |
155961e8 | 1131 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
1132 | |
1133 | BT_DBG("%s", hdev->name); | |
1134 | ||
1135 | usb_kill_anchored_urbs(&data->tx_anchor); | |
803b5836 | 1136 | btusb_free_frags(data); |
5e23b923 MH |
1137 | |
1138 | return 0; | |
1139 | } | |
1140 | ||
047b2ec8 | 1141 | static struct urb *alloc_ctrl_urb(struct hci_dev *hdev, struct sk_buff *skb) |
5e23b923 | 1142 | { |
155961e8 | 1143 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
1144 | struct usb_ctrlrequest *dr; |
1145 | struct urb *urb; | |
1146 | unsigned int pipe; | |
5e23b923 | 1147 | |
047b2ec8 MH |
1148 | urb = usb_alloc_urb(0, GFP_KERNEL); |
1149 | if (!urb) | |
1150 | return ERR_PTR(-ENOMEM); | |
5e23b923 | 1151 | |
047b2ec8 MH |
1152 | dr = kmalloc(sizeof(*dr), GFP_KERNEL); |
1153 | if (!dr) { | |
1154 | usb_free_urb(urb); | |
1155 | return ERR_PTR(-ENOMEM); | |
1156 | } | |
5e23b923 | 1157 | |
047b2ec8 | 1158 | dr->bRequestType = data->cmdreq_type; |
893ba544 | 1159 | dr->bRequest = data->cmdreq; |
047b2ec8 MH |
1160 | dr->wIndex = 0; |
1161 | dr->wValue = 0; | |
1162 | dr->wLength = __cpu_to_le16(skb->len); | |
7bd8f09f | 1163 | |
047b2ec8 | 1164 | pipe = usb_sndctrlpipe(data->udev, 0x00); |
5e23b923 | 1165 | |
89e7533d | 1166 | usb_fill_control_urb(urb, data->udev, pipe, (void *)dr, |
047b2ec8 | 1167 | skb->data, skb->len, btusb_tx_complete, skb); |
5e23b923 | 1168 | |
89e7533d | 1169 | skb->dev = (void *)hdev; |
5e23b923 | 1170 | |
047b2ec8 MH |
1171 | return urb; |
1172 | } | |
5e23b923 | 1173 | |
047b2ec8 MH |
1174 | static struct urb *alloc_bulk_urb(struct hci_dev *hdev, struct sk_buff *skb) |
1175 | { | |
1176 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1177 | struct urb *urb; | |
1178 | unsigned int pipe; | |
5e23b923 | 1179 | |
047b2ec8 MH |
1180 | if (!data->bulk_tx_ep) |
1181 | return ERR_PTR(-ENODEV); | |
9bfa35fe | 1182 | |
047b2ec8 MH |
1183 | urb = usb_alloc_urb(0, GFP_KERNEL); |
1184 | if (!urb) | |
1185 | return ERR_PTR(-ENOMEM); | |
5e23b923 | 1186 | |
047b2ec8 | 1187 | pipe = usb_sndbulkpipe(data->udev, data->bulk_tx_ep->bEndpointAddress); |
5e23b923 | 1188 | |
047b2ec8 MH |
1189 | usb_fill_bulk_urb(urb, data->udev, pipe, |
1190 | skb->data, skb->len, btusb_tx_complete, skb); | |
5e23b923 | 1191 | |
89e7533d | 1192 | skb->dev = (void *)hdev; |
5e23b923 | 1193 | |
047b2ec8 MH |
1194 | return urb; |
1195 | } | |
9bfa35fe | 1196 | |
047b2ec8 MH |
1197 | static struct urb *alloc_isoc_urb(struct hci_dev *hdev, struct sk_buff *skb) |
1198 | { | |
1199 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1200 | struct urb *urb; | |
1201 | unsigned int pipe; | |
9bfa35fe | 1202 | |
047b2ec8 MH |
1203 | if (!data->isoc_tx_ep) |
1204 | return ERR_PTR(-ENODEV); | |
9bfa35fe | 1205 | |
047b2ec8 MH |
1206 | urb = usb_alloc_urb(BTUSB_MAX_ISOC_FRAMES, GFP_KERNEL); |
1207 | if (!urb) | |
1208 | return ERR_PTR(-ENOMEM); | |
9bfa35fe | 1209 | |
047b2ec8 | 1210 | pipe = usb_sndisocpipe(data->udev, data->isoc_tx_ep->bEndpointAddress); |
9bfa35fe | 1211 | |
047b2ec8 MH |
1212 | usb_fill_int_urb(urb, data->udev, pipe, |
1213 | skb->data, skb->len, btusb_isoc_tx_complete, | |
1214 | skb, data->isoc_tx_ep->bInterval); | |
9bfa35fe | 1215 | |
047b2ec8 | 1216 | urb->transfer_flags = URB_ISO_ASAP; |
5e23b923 | 1217 | |
047b2ec8 MH |
1218 | __fill_isoc_descriptor(urb, skb->len, |
1219 | le16_to_cpu(data->isoc_tx_ep->wMaxPacketSize)); | |
5e23b923 | 1220 | |
89e7533d | 1221 | skb->dev = (void *)hdev; |
047b2ec8 MH |
1222 | |
1223 | return urb; | |
1224 | } | |
1225 | ||
1226 | static int submit_tx_urb(struct hci_dev *hdev, struct urb *urb) | |
1227 | { | |
1228 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1229 | int err; | |
7bee549e | 1230 | |
5e23b923 MH |
1231 | usb_anchor_urb(urb, &data->tx_anchor); |
1232 | ||
e9753eff | 1233 | err = usb_submit_urb(urb, GFP_KERNEL); |
5e23b923 | 1234 | if (err < 0) { |
5a9b80e2 PB |
1235 | if (err != -EPERM && err != -ENODEV) |
1236 | BT_ERR("%s urb %p submission failed (%d)", | |
89e7533d | 1237 | hdev->name, urb, -err); |
5e23b923 MH |
1238 | kfree(urb->setup_packet); |
1239 | usb_unanchor_urb(urb); | |
7bee549e ON |
1240 | } else { |
1241 | usb_mark_last_busy(data->udev); | |
5e23b923 MH |
1242 | } |
1243 | ||
54a8a79c | 1244 | usb_free_urb(urb); |
5e23b923 MH |
1245 | return err; |
1246 | } | |
1247 | ||
047b2ec8 MH |
1248 | static int submit_or_queue_tx_urb(struct hci_dev *hdev, struct urb *urb) |
1249 | { | |
1250 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1251 | unsigned long flags; | |
1252 | bool suspending; | |
1253 | ||
1254 | spin_lock_irqsave(&data->txlock, flags); | |
1255 | suspending = test_bit(BTUSB_SUSPENDING, &data->flags); | |
1256 | if (!suspending) | |
1257 | data->tx_in_flight++; | |
1258 | spin_unlock_irqrestore(&data->txlock, flags); | |
1259 | ||
1260 | if (!suspending) | |
1261 | return submit_tx_urb(hdev, urb); | |
1262 | ||
1263 | usb_anchor_urb(urb, &data->deferred); | |
1264 | schedule_work(&data->waker); | |
1265 | ||
1266 | usb_free_urb(urb); | |
1267 | return 0; | |
1268 | } | |
1269 | ||
1270 | static int btusb_send_frame(struct hci_dev *hdev, struct sk_buff *skb) | |
1271 | { | |
1272 | struct urb *urb; | |
1273 | ||
1274 | BT_DBG("%s", hdev->name); | |
1275 | ||
618e8bc2 | 1276 | switch (hci_skb_pkt_type(skb)) { |
047b2ec8 MH |
1277 | case HCI_COMMAND_PKT: |
1278 | urb = alloc_ctrl_urb(hdev, skb); | |
1279 | if (IS_ERR(urb)) | |
1280 | return PTR_ERR(urb); | |
1281 | ||
1282 | hdev->stat.cmd_tx++; | |
1283 | return submit_or_queue_tx_urb(hdev, urb); | |
1284 | ||
1285 | case HCI_ACLDATA_PKT: | |
1286 | urb = alloc_bulk_urb(hdev, skb); | |
1287 | if (IS_ERR(urb)) | |
1288 | return PTR_ERR(urb); | |
1289 | ||
1290 | hdev->stat.acl_tx++; | |
1291 | return submit_or_queue_tx_urb(hdev, urb); | |
1292 | ||
1293 | case HCI_SCODATA_PKT: | |
1294 | if (hci_conn_num(hdev, SCO_LINK) < 1) | |
1295 | return -ENODEV; | |
1296 | ||
1297 | urb = alloc_isoc_urb(hdev, skb); | |
1298 | if (IS_ERR(urb)) | |
1299 | return PTR_ERR(urb); | |
1300 | ||
1301 | hdev->stat.sco_tx++; | |
1302 | return submit_tx_urb(hdev, urb); | |
1303 | } | |
1304 | ||
1305 | return -EILSEQ; | |
1306 | } | |
1307 | ||
5e23b923 MH |
1308 | static void btusb_notify(struct hci_dev *hdev, unsigned int evt) |
1309 | { | |
155961e8 | 1310 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
1311 | |
1312 | BT_DBG("%s evt %d", hdev->name, evt); | |
1313 | ||
014f7bc7 MH |
1314 | if (hci_conn_num(hdev, SCO_LINK) != data->sco_num) { |
1315 | data->sco_num = hci_conn_num(hdev, SCO_LINK); | |
43c2e57f | 1316 | schedule_work(&data->work); |
a780efa8 | 1317 | } |
5e23b923 MH |
1318 | } |
1319 | ||
42b16b3f | 1320 | static inline int __set_isoc_interface(struct hci_dev *hdev, int altsetting) |
9bfa35fe | 1321 | { |
155961e8 | 1322 | struct btusb_data *data = hci_get_drvdata(hdev); |
9bfa35fe MH |
1323 | struct usb_interface *intf = data->isoc; |
1324 | struct usb_endpoint_descriptor *ep_desc; | |
1325 | int i, err; | |
1326 | ||
1327 | if (!data->isoc) | |
1328 | return -ENODEV; | |
1329 | ||
1330 | err = usb_set_interface(data->udev, 1, altsetting); | |
1331 | if (err < 0) { | |
1332 | BT_ERR("%s setting interface failed (%d)", hdev->name, -err); | |
1333 | return err; | |
1334 | } | |
1335 | ||
1336 | data->isoc_altsetting = altsetting; | |
1337 | ||
1338 | data->isoc_tx_ep = NULL; | |
1339 | data->isoc_rx_ep = NULL; | |
1340 | ||
1341 | for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++) { | |
1342 | ep_desc = &intf->cur_altsetting->endpoint[i].desc; | |
1343 | ||
1344 | if (!data->isoc_tx_ep && usb_endpoint_is_isoc_out(ep_desc)) { | |
1345 | data->isoc_tx_ep = ep_desc; | |
1346 | continue; | |
1347 | } | |
1348 | ||
1349 | if (!data->isoc_rx_ep && usb_endpoint_is_isoc_in(ep_desc)) { | |
1350 | data->isoc_rx_ep = ep_desc; | |
1351 | continue; | |
1352 | } | |
1353 | } | |
1354 | ||
1355 | if (!data->isoc_tx_ep || !data->isoc_rx_ep) { | |
1356 | BT_ERR("%s invalid SCO descriptors", hdev->name); | |
1357 | return -ENODEV; | |
1358 | } | |
1359 | ||
1360 | return 0; | |
1361 | } | |
1362 | ||
5e23b923 MH |
1363 | static void btusb_work(struct work_struct *work) |
1364 | { | |
1365 | struct btusb_data *data = container_of(work, struct btusb_data, work); | |
1366 | struct hci_dev *hdev = data->hdev; | |
f4001d28 | 1367 | int new_alts; |
7bee549e | 1368 | int err; |
5e23b923 | 1369 | |
014f7bc7 | 1370 | if (data->sco_num > 0) { |
08b8b6c4 | 1371 | if (!test_bit(BTUSB_DID_ISO_RESUME, &data->flags)) { |
8efdd0cd | 1372 | err = usb_autopm_get_interface(data->isoc ? data->isoc : data->intf); |
7bee549e ON |
1373 | if (err < 0) { |
1374 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); | |
1375 | usb_kill_anchored_urbs(&data->isoc_anchor); | |
1376 | return; | |
1377 | } | |
1378 | ||
08b8b6c4 | 1379 | set_bit(BTUSB_DID_ISO_RESUME, &data->flags); |
7bee549e | 1380 | } |
f4001d28 MA |
1381 | |
1382 | if (hdev->voice_setting & 0x0020) { | |
1383 | static const int alts[3] = { 2, 4, 5 }; | |
89e7533d | 1384 | |
014f7bc7 | 1385 | new_alts = alts[data->sco_num - 1]; |
f4001d28 | 1386 | } else { |
014f7bc7 | 1387 | new_alts = data->sco_num; |
f4001d28 MA |
1388 | } |
1389 | ||
1390 | if (data->isoc_altsetting != new_alts) { | |
f6fc86f2 KP |
1391 | unsigned long flags; |
1392 | ||
9bfa35fe MH |
1393 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); |
1394 | usb_kill_anchored_urbs(&data->isoc_anchor); | |
1395 | ||
8f9d02f4 KP |
1396 | /* When isochronous alternate setting needs to be |
1397 | * changed, because SCO connection has been added | |
1398 | * or removed, a packet fragment may be left in the | |
1399 | * reassembling state. This could lead to wrongly | |
1400 | * assembled fragments. | |
1401 | * | |
1402 | * Clear outstanding fragment when selecting a new | |
1403 | * alternate setting. | |
1404 | */ | |
f6fc86f2 | 1405 | spin_lock_irqsave(&data->rxlock, flags); |
8f9d02f4 KP |
1406 | kfree_skb(data->sco_skb); |
1407 | data->sco_skb = NULL; | |
f6fc86f2 | 1408 | spin_unlock_irqrestore(&data->rxlock, flags); |
8f9d02f4 | 1409 | |
f4001d28 | 1410 | if (__set_isoc_interface(hdev, new_alts) < 0) |
9bfa35fe MH |
1411 | return; |
1412 | } | |
1413 | ||
1414 | if (!test_and_set_bit(BTUSB_ISOC_RUNNING, &data->flags)) { | |
2eda66f4 | 1415 | if (btusb_submit_isoc_urb(hdev, GFP_KERNEL) < 0) |
9bfa35fe MH |
1416 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); |
1417 | else | |
2eda66f4 | 1418 | btusb_submit_isoc_urb(hdev, GFP_KERNEL); |
9bfa35fe MH |
1419 | } |
1420 | } else { | |
1421 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); | |
1422 | usb_kill_anchored_urbs(&data->isoc_anchor); | |
1423 | ||
1424 | __set_isoc_interface(hdev, 0); | |
08b8b6c4 | 1425 | if (test_and_clear_bit(BTUSB_DID_ISO_RESUME, &data->flags)) |
8efdd0cd | 1426 | usb_autopm_put_interface(data->isoc ? data->isoc : data->intf); |
5e23b923 MH |
1427 | } |
1428 | } | |
1429 | ||
7bee549e ON |
1430 | static void btusb_waker(struct work_struct *work) |
1431 | { | |
1432 | struct btusb_data *data = container_of(work, struct btusb_data, waker); | |
1433 | int err; | |
1434 | ||
1435 | err = usb_autopm_get_interface(data->intf); | |
1436 | if (err < 0) | |
1437 | return; | |
1438 | ||
1439 | usb_autopm_put_interface(data->intf); | |
1440 | } | |
1441 | ||
9f8f962c MH |
1442 | static int btusb_setup_bcm92035(struct hci_dev *hdev) |
1443 | { | |
1444 | struct sk_buff *skb; | |
1445 | u8 val = 0x00; | |
1446 | ||
1447 | BT_DBG("%s", hdev->name); | |
1448 | ||
1449 | skb = __hci_cmd_sync(hdev, 0xfc3b, 1, &val, HCI_INIT_TIMEOUT); | |
1450 | if (IS_ERR(skb)) | |
1451 | BT_ERR("BCM92035 command failed (%ld)", -PTR_ERR(skb)); | |
1452 | else | |
1453 | kfree_skb(skb); | |
1454 | ||
1455 | return 0; | |
1456 | } | |
1457 | ||
81cac64b MH |
1458 | static int btusb_setup_csr(struct hci_dev *hdev) |
1459 | { | |
1460 | struct hci_rp_read_local_version *rp; | |
1461 | struct sk_buff *skb; | |
81cac64b MH |
1462 | |
1463 | BT_DBG("%s", hdev->name); | |
1464 | ||
7cd84d72 MH |
1465 | skb = __hci_cmd_sync(hdev, HCI_OP_READ_LOCAL_VERSION, 0, NULL, |
1466 | HCI_INIT_TIMEOUT); | |
1467 | if (IS_ERR(skb)) { | |
1468 | int err = PTR_ERR(skb); | |
1469 | BT_ERR("%s: CSR: Local version failed (%d)", hdev->name, err); | |
1470 | return err; | |
1471 | } | |
1472 | ||
1473 | if (skb->len != sizeof(struct hci_rp_read_local_version)) { | |
1474 | BT_ERR("%s: CSR: Local version length mismatch", hdev->name); | |
1475 | kfree_skb(skb); | |
1476 | return -EIO; | |
1477 | } | |
81cac64b | 1478 | |
89e7533d | 1479 | rp = (struct hci_rp_read_local_version *)skb->data; |
81cac64b | 1480 | |
6cafcd95 JH |
1481 | /* Detect controllers which aren't real CSR ones. */ |
1482 | if (le16_to_cpu(rp->manufacturer) != 10 || | |
1483 | le16_to_cpu(rp->lmp_subver) == 0x0c5c) { | |
9641d343 MH |
1484 | /* Clear the reset quirk since this is not an actual |
1485 | * early Bluetooth 1.1 device from CSR. | |
1486 | */ | |
1487 | clear_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); | |
81cac64b | 1488 | |
9641d343 MH |
1489 | /* These fake CSR controllers have all a broken |
1490 | * stored link key handling and so just disable it. | |
1491 | */ | |
1492 | set_bit(HCI_QUIRK_BROKEN_STORED_LINK_KEY, &hdev->quirks); | |
1493 | } | |
81cac64b MH |
1494 | |
1495 | kfree_skb(skb); | |
1496 | ||
9641d343 | 1497 | return 0; |
81cac64b MH |
1498 | } |
1499 | ||
dffd30ee | 1500 | static const struct firmware *btusb_setup_intel_get_fw(struct hci_dev *hdev, |
89e7533d | 1501 | struct intel_version *ver) |
dffd30ee THJA |
1502 | { |
1503 | const struct firmware *fw; | |
1504 | char fwname[64]; | |
1505 | int ret; | |
1506 | ||
1507 | snprintf(fwname, sizeof(fwname), | |
1508 | "intel/ibt-hw-%x.%x.%x-fw-%x.%x.%x.%x.%x.bseq", | |
1509 | ver->hw_platform, ver->hw_variant, ver->hw_revision, | |
1510 | ver->fw_variant, ver->fw_revision, ver->fw_build_num, | |
1511 | ver->fw_build_ww, ver->fw_build_yy); | |
1512 | ||
1513 | ret = request_firmware(&fw, fwname, &hdev->dev); | |
1514 | if (ret < 0) { | |
1515 | if (ret == -EINVAL) { | |
1516 | BT_ERR("%s Intel firmware file request failed (%d)", | |
1517 | hdev->name, ret); | |
1518 | return NULL; | |
1519 | } | |
1520 | ||
1521 | BT_ERR("%s failed to open Intel firmware file: %s(%d)", | |
1522 | hdev->name, fwname, ret); | |
1523 | ||
1524 | /* If the correct firmware patch file is not found, use the | |
1525 | * default firmware patch file instead | |
1526 | */ | |
1527 | snprintf(fwname, sizeof(fwname), "intel/ibt-hw-%x.%x.bseq", | |
1528 | ver->hw_platform, ver->hw_variant); | |
1529 | if (request_firmware(&fw, fwname, &hdev->dev) < 0) { | |
1530 | BT_ERR("%s failed to open default Intel fw file: %s", | |
1531 | hdev->name, fwname); | |
1532 | return NULL; | |
1533 | } | |
1534 | } | |
1535 | ||
1536 | BT_INFO("%s: Intel Bluetooth firmware file: %s", hdev->name, fwname); | |
1537 | ||
1538 | return fw; | |
1539 | } | |
1540 | ||
1541 | static int btusb_setup_intel_patching(struct hci_dev *hdev, | |
1542 | const struct firmware *fw, | |
1543 | const u8 **fw_ptr, int *disable_patch) | |
1544 | { | |
1545 | struct sk_buff *skb; | |
1546 | struct hci_command_hdr *cmd; | |
1547 | const u8 *cmd_param; | |
1548 | struct hci_event_hdr *evt = NULL; | |
1549 | const u8 *evt_param = NULL; | |
1550 | int remain = fw->size - (*fw_ptr - fw->data); | |
1551 | ||
1552 | /* The first byte indicates the types of the patch command or event. | |
1553 | * 0x01 means HCI command and 0x02 is HCI event. If the first bytes | |
1554 | * in the current firmware buffer doesn't start with 0x01 or | |
1555 | * the size of remain buffer is smaller than HCI command header, | |
1556 | * the firmware file is corrupted and it should stop the patching | |
1557 | * process. | |
1558 | */ | |
1559 | if (remain > HCI_COMMAND_HDR_SIZE && *fw_ptr[0] != 0x01) { | |
1560 | BT_ERR("%s Intel fw corrupted: invalid cmd read", hdev->name); | |
1561 | return -EINVAL; | |
1562 | } | |
1563 | (*fw_ptr)++; | |
1564 | remain--; | |
1565 | ||
1566 | cmd = (struct hci_command_hdr *)(*fw_ptr); | |
1567 | *fw_ptr += sizeof(*cmd); | |
1568 | remain -= sizeof(*cmd); | |
1569 | ||
1570 | /* Ensure that the remain firmware data is long enough than the length | |
1571 | * of command parameter. If not, the firmware file is corrupted. | |
1572 | */ | |
1573 | if (remain < cmd->plen) { | |
1574 | BT_ERR("%s Intel fw corrupted: invalid cmd len", hdev->name); | |
1575 | return -EFAULT; | |
1576 | } | |
1577 | ||
1578 | /* If there is a command that loads a patch in the firmware | |
1579 | * file, then enable the patch upon success, otherwise just | |
1580 | * disable the manufacturer mode, for example patch activation | |
1581 | * is not required when the default firmware patch file is used | |
1582 | * because there are no patch data to load. | |
1583 | */ | |
1584 | if (*disable_patch && le16_to_cpu(cmd->opcode) == 0xfc8e) | |
1585 | *disable_patch = 0; | |
1586 | ||
1587 | cmd_param = *fw_ptr; | |
1588 | *fw_ptr += cmd->plen; | |
1589 | remain -= cmd->plen; | |
1590 | ||
1591 | /* This reads the expected events when the above command is sent to the | |
1592 | * device. Some vendor commands expects more than one events, for | |
1593 | * example command status event followed by vendor specific event. | |
1594 | * For this case, it only keeps the last expected event. so the command | |
1595 | * can be sent with __hci_cmd_sync_ev() which returns the sk_buff of | |
1596 | * last expected event. | |
1597 | */ | |
1598 | while (remain > HCI_EVENT_HDR_SIZE && *fw_ptr[0] == 0x02) { | |
1599 | (*fw_ptr)++; | |
1600 | remain--; | |
1601 | ||
1602 | evt = (struct hci_event_hdr *)(*fw_ptr); | |
1603 | *fw_ptr += sizeof(*evt); | |
1604 | remain -= sizeof(*evt); | |
1605 | ||
1606 | if (remain < evt->plen) { | |
1607 | BT_ERR("%s Intel fw corrupted: invalid evt len", | |
1608 | hdev->name); | |
1609 | return -EFAULT; | |
1610 | } | |
1611 | ||
1612 | evt_param = *fw_ptr; | |
1613 | *fw_ptr += evt->plen; | |
1614 | remain -= evt->plen; | |
1615 | } | |
1616 | ||
1617 | /* Every HCI commands in the firmware file has its correspond event. | |
1618 | * If event is not found or remain is smaller than zero, the firmware | |
1619 | * file is corrupted. | |
1620 | */ | |
1621 | if (!evt || !evt_param || remain < 0) { | |
1622 | BT_ERR("%s Intel fw corrupted: invalid evt read", hdev->name); | |
1623 | return -EFAULT; | |
1624 | } | |
1625 | ||
1626 | skb = __hci_cmd_sync_ev(hdev, le16_to_cpu(cmd->opcode), cmd->plen, | |
1627 | cmd_param, evt->evt, HCI_INIT_TIMEOUT); | |
1628 | if (IS_ERR(skb)) { | |
1629 | BT_ERR("%s sending Intel patch command (0x%4.4x) failed (%ld)", | |
1630 | hdev->name, cmd->opcode, PTR_ERR(skb)); | |
d9c78e97 | 1631 | return PTR_ERR(skb); |
dffd30ee THJA |
1632 | } |
1633 | ||
1634 | /* It ensures that the returned event matches the event data read from | |
1635 | * the firmware file. At fist, it checks the length and then | |
1636 | * the contents of the event. | |
1637 | */ | |
1638 | if (skb->len != evt->plen) { | |
1639 | BT_ERR("%s mismatch event length (opcode 0x%4.4x)", hdev->name, | |
1640 | le16_to_cpu(cmd->opcode)); | |
1641 | kfree_skb(skb); | |
1642 | return -EFAULT; | |
1643 | } | |
1644 | ||
1645 | if (memcmp(skb->data, evt_param, evt->plen)) { | |
1646 | BT_ERR("%s mismatch event parameter (opcode 0x%4.4x)", | |
1647 | hdev->name, le16_to_cpu(cmd->opcode)); | |
1648 | kfree_skb(skb); | |
1649 | return -EFAULT; | |
1650 | } | |
1651 | kfree_skb(skb); | |
1652 | ||
1653 | return 0; | |
1654 | } | |
1655 | ||
1656 | static int btusb_setup_intel(struct hci_dev *hdev) | |
1657 | { | |
1658 | struct sk_buff *skb; | |
1659 | const struct firmware *fw; | |
1660 | const u8 *fw_ptr; | |
28dc4b92 | 1661 | int disable_patch, err; |
6c483de1 | 1662 | struct intel_version ver; |
dffd30ee | 1663 | |
dffd30ee THJA |
1664 | BT_DBG("%s", hdev->name); |
1665 | ||
1666 | /* The controller has a bug with the first HCI command sent to it | |
1667 | * returning number of completed commands as zero. This would stall the | |
1668 | * command processing in the Bluetooth core. | |
1669 | * | |
1670 | * As a workaround, send HCI Reset command first which will reset the | |
1671 | * number of completed commands and allow normal command processing | |
1672 | * from now on. | |
1673 | */ | |
1674 | skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT); | |
1675 | if (IS_ERR(skb)) { | |
1676 | BT_ERR("%s sending initial HCI reset command failed (%ld)", | |
1677 | hdev->name, PTR_ERR(skb)); | |
d9c78e97 | 1678 | return PTR_ERR(skb); |
dffd30ee THJA |
1679 | } |
1680 | kfree_skb(skb); | |
1681 | ||
1682 | /* Read Intel specific controller version first to allow selection of | |
1683 | * which firmware file to load. | |
1684 | * | |
1685 | * The returned information are hardware variant and revision plus | |
1686 | * firmware variant, revision and build number. | |
1687 | */ | |
6c483de1 LP |
1688 | err = btintel_read_version(hdev, &ver); |
1689 | if (err) | |
1690 | return err; | |
dffd30ee THJA |
1691 | |
1692 | BT_INFO("%s: read Intel version: %02x%02x%02x%02x%02x%02x%02x%02x%02x", | |
6c483de1 LP |
1693 | hdev->name, ver.hw_platform, ver.hw_variant, ver.hw_revision, |
1694 | ver.fw_variant, ver.fw_revision, ver.fw_build_num, | |
1695 | ver.fw_build_ww, ver.fw_build_yy, ver.fw_patch_num); | |
dffd30ee THJA |
1696 | |
1697 | /* fw_patch_num indicates the version of patch the device currently | |
1698 | * have. If there is no patch data in the device, it is always 0x00. | |
5075edae | 1699 | * So, if it is other than 0x00, no need to patch the device again. |
dffd30ee | 1700 | */ |
6c483de1 | 1701 | if (ver.fw_patch_num) { |
dffd30ee | 1702 | BT_INFO("%s: Intel device is already patched. patch num: %02x", |
6c483de1 | 1703 | hdev->name, ver.fw_patch_num); |
213445b2 | 1704 | goto complete; |
dffd30ee THJA |
1705 | } |
1706 | ||
1707 | /* Opens the firmware patch file based on the firmware version read | |
1708 | * from the controller. If it fails to open the matching firmware | |
1709 | * patch file, it tries to open the default firmware patch file. | |
1710 | * If no patch file is found, allow the device to operate without | |
1711 | * a patch. | |
1712 | */ | |
6c483de1 LP |
1713 | fw = btusb_setup_intel_get_fw(hdev, &ver); |
1714 | if (!fw) | |
213445b2 | 1715 | goto complete; |
dffd30ee THJA |
1716 | fw_ptr = fw->data; |
1717 | ||
28dc4b92 | 1718 | /* Enable the manufacturer mode of the controller. |
dffd30ee THJA |
1719 | * Only while this mode is enabled, the driver can download the |
1720 | * firmware patch data and configuration parameters. | |
1721 | */ | |
28dc4b92 LP |
1722 | err = btintel_enter_mfg(hdev); |
1723 | if (err) { | |
dffd30ee | 1724 | release_firmware(fw); |
28dc4b92 | 1725 | return err; |
dffd30ee THJA |
1726 | } |
1727 | ||
dffd30ee THJA |
1728 | disable_patch = 1; |
1729 | ||
1730 | /* The firmware data file consists of list of Intel specific HCI | |
1731 | * commands and its expected events. The first byte indicates the | |
1732 | * type of the message, either HCI command or HCI event. | |
1733 | * | |
1734 | * It reads the command and its expected event from the firmware file, | |
1735 | * and send to the controller. Once __hci_cmd_sync_ev() returns, | |
1736 | * the returned event is compared with the event read from the firmware | |
1737 | * file and it will continue until all the messages are downloaded to | |
1738 | * the controller. | |
1739 | * | |
1740 | * Once the firmware patching is completed successfully, | |
1741 | * the manufacturer mode is disabled with reset and activating the | |
1742 | * downloaded patch. | |
1743 | * | |
1744 | * If the firmware patching fails, the manufacturer mode is | |
1745 | * disabled with reset and deactivating the patch. | |
1746 | * | |
1747 | * If the default patch file is used, no reset is done when disabling | |
1748 | * the manufacturer. | |
1749 | */ | |
1750 | while (fw->size > fw_ptr - fw->data) { | |
1751 | int ret; | |
1752 | ||
1753 | ret = btusb_setup_intel_patching(hdev, fw, &fw_ptr, | |
1754 | &disable_patch); | |
1755 | if (ret < 0) | |
1756 | goto exit_mfg_deactivate; | |
1757 | } | |
1758 | ||
1759 | release_firmware(fw); | |
1760 | ||
1761 | if (disable_patch) | |
1762 | goto exit_mfg_disable; | |
1763 | ||
1764 | /* Patching completed successfully and disable the manufacturer mode | |
1765 | * with reset and activate the downloaded firmware patches. | |
1766 | */ | |
28dc4b92 LP |
1767 | err = btintel_exit_mfg(hdev, true, true); |
1768 | if (err) | |
1769 | return err; | |
dffd30ee THJA |
1770 | |
1771 | BT_INFO("%s: Intel Bluetooth firmware patch completed and activated", | |
1772 | hdev->name); | |
1773 | ||
213445b2 | 1774 | goto complete; |
dffd30ee THJA |
1775 | |
1776 | exit_mfg_disable: | |
1777 | /* Disable the manufacturer mode without reset */ | |
28dc4b92 LP |
1778 | err = btintel_exit_mfg(hdev, false, false); |
1779 | if (err) | |
1780 | return err; | |
dffd30ee THJA |
1781 | |
1782 | BT_INFO("%s: Intel Bluetooth firmware patch completed", hdev->name); | |
40cb0984 | 1783 | |
213445b2 | 1784 | goto complete; |
dffd30ee THJA |
1785 | |
1786 | exit_mfg_deactivate: | |
1787 | release_firmware(fw); | |
1788 | ||
1789 | /* Patching failed. Disable the manufacturer mode with reset and | |
1790 | * deactivate the downloaded firmware patches. | |
1791 | */ | |
28dc4b92 LP |
1792 | err = btintel_exit_mfg(hdev, true, false); |
1793 | if (err) | |
1794 | return err; | |
dffd30ee THJA |
1795 | |
1796 | BT_INFO("%s: Intel Bluetooth firmware patch completed and deactivated", | |
1797 | hdev->name); | |
1798 | ||
213445b2 MH |
1799 | complete: |
1800 | /* Set the event mask for Intel specific vendor events. This enables | |
1801 | * a few extra events that are useful during general operation. | |
1802 | */ | |
1803 | btintel_set_event_mask_mfg(hdev, false); | |
1804 | ||
4185a0f5 | 1805 | btintel_check_bdaddr(hdev); |
dffd30ee THJA |
1806 | return 0; |
1807 | } | |
1808 | ||
cda0dd78 MH |
1809 | static int inject_cmd_complete(struct hci_dev *hdev, __u16 opcode) |
1810 | { | |
1811 | struct sk_buff *skb; | |
1812 | struct hci_event_hdr *hdr; | |
1813 | struct hci_ev_cmd_complete *evt; | |
1814 | ||
1815 | skb = bt_skb_alloc(sizeof(*hdr) + sizeof(*evt) + 1, GFP_ATOMIC); | |
1816 | if (!skb) | |
1817 | return -ENOMEM; | |
1818 | ||
1819 | hdr = (struct hci_event_hdr *)skb_put(skb, sizeof(*hdr)); | |
1820 | hdr->evt = HCI_EV_CMD_COMPLETE; | |
1821 | hdr->plen = sizeof(*evt) + 1; | |
1822 | ||
1823 | evt = (struct hci_ev_cmd_complete *)skb_put(skb, sizeof(*evt)); | |
1824 | evt->ncmd = 0x01; | |
1825 | evt->opcode = cpu_to_le16(opcode); | |
1826 | ||
1827 | *skb_put(skb, 1) = 0x00; | |
1828 | ||
618e8bc2 | 1829 | hci_skb_pkt_type(skb) = HCI_EVENT_PKT; |
cda0dd78 MH |
1830 | |
1831 | return hci_recv_frame(hdev, skb); | |
1832 | } | |
1833 | ||
1834 | static int btusb_recv_bulk_intel(struct btusb_data *data, void *buffer, | |
1835 | int count) | |
1836 | { | |
1837 | /* When the device is in bootloader mode, then it can send | |
1838 | * events via the bulk endpoint. These events are treated the | |
1839 | * same way as the ones received from the interrupt endpoint. | |
1840 | */ | |
1841 | if (test_bit(BTUSB_BOOTLOADER, &data->flags)) | |
1842 | return btusb_recv_intr(data, buffer, count); | |
1843 | ||
1844 | return btusb_recv_bulk(data, buffer, count); | |
1845 | } | |
1846 | ||
ccd6da2a MH |
1847 | static void btusb_intel_bootup(struct btusb_data *data, const void *ptr, |
1848 | unsigned int len) | |
1849 | { | |
1850 | const struct intel_bootup *evt = ptr; | |
1851 | ||
1852 | if (len != sizeof(*evt)) | |
1853 | return; | |
1854 | ||
1855 | if (test_and_clear_bit(BTUSB_BOOTING, &data->flags)) { | |
1856 | smp_mb__after_atomic(); | |
1857 | wake_up_bit(&data->flags, BTUSB_BOOTING); | |
1858 | } | |
1859 | } | |
1860 | ||
1861 | static void btusb_intel_secure_send_result(struct btusb_data *data, | |
1862 | const void *ptr, unsigned int len) | |
1863 | { | |
1864 | const struct intel_secure_send_result *evt = ptr; | |
1865 | ||
1866 | if (len != sizeof(*evt)) | |
1867 | return; | |
1868 | ||
1869 | if (evt->result) | |
1870 | set_bit(BTUSB_FIRMWARE_FAILED, &data->flags); | |
1871 | ||
1872 | if (test_and_clear_bit(BTUSB_DOWNLOADING, &data->flags) && | |
1873 | test_bit(BTUSB_FIRMWARE_LOADED, &data->flags)) { | |
1874 | smp_mb__after_atomic(); | |
1875 | wake_up_bit(&data->flags, BTUSB_DOWNLOADING); | |
1876 | } | |
1877 | } | |
1878 | ||
cda0dd78 MH |
1879 | static int btusb_recv_event_intel(struct hci_dev *hdev, struct sk_buff *skb) |
1880 | { | |
1881 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1882 | ||
1883 | if (test_bit(BTUSB_BOOTLOADER, &data->flags)) { | |
1884 | struct hci_event_hdr *hdr = (void *)skb->data; | |
1885 | ||
ccd6da2a MH |
1886 | if (skb->len > HCI_EVENT_HDR_SIZE && hdr->evt == 0xff && |
1887 | hdr->plen > 0) { | |
1888 | const void *ptr = skb->data + HCI_EVENT_HDR_SIZE + 1; | |
1889 | unsigned int len = skb->len - HCI_EVENT_HDR_SIZE - 1; | |
1890 | ||
1891 | switch (skb->data[2]) { | |
1892 | case 0x02: | |
1893 | /* When switching to the operational firmware | |
1894 | * the device sends a vendor specific event | |
1895 | * indicating that the bootup completed. | |
1896 | */ | |
1897 | btusb_intel_bootup(data, ptr, len); | |
1898 | break; | |
1899 | case 0x06: | |
1900 | /* When the firmware loading completes the | |
1901 | * device sends out a vendor specific event | |
1902 | * indicating the result of the firmware | |
1903 | * loading. | |
1904 | */ | |
1905 | btusb_intel_secure_send_result(data, ptr, len); | |
1906 | break; | |
fad70972 | 1907 | } |
cda0dd78 MH |
1908 | } |
1909 | } | |
1910 | ||
1911 | return hci_recv_frame(hdev, skb); | |
1912 | } | |
1913 | ||
1914 | static int btusb_send_frame_intel(struct hci_dev *hdev, struct sk_buff *skb) | |
1915 | { | |
1916 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1917 | struct urb *urb; | |
1918 | ||
1919 | BT_DBG("%s", hdev->name); | |
1920 | ||
618e8bc2 | 1921 | switch (hci_skb_pkt_type(skb)) { |
cda0dd78 MH |
1922 | case HCI_COMMAND_PKT: |
1923 | if (test_bit(BTUSB_BOOTLOADER, &data->flags)) { | |
1924 | struct hci_command_hdr *cmd = (void *)skb->data; | |
1925 | __u16 opcode = le16_to_cpu(cmd->opcode); | |
1926 | ||
1927 | /* When in bootloader mode and the command 0xfc09 | |
1928 | * is received, it needs to be send down the | |
1929 | * bulk endpoint. So allocate a bulk URB instead. | |
1930 | */ | |
1931 | if (opcode == 0xfc09) | |
1932 | urb = alloc_bulk_urb(hdev, skb); | |
1933 | else | |
1934 | urb = alloc_ctrl_urb(hdev, skb); | |
1935 | ||
1936 | /* When the 0xfc01 command is issued to boot into | |
1937 | * the operational firmware, it will actually not | |
1938 | * send a command complete event. To keep the flow | |
1939 | * control working inject that event here. | |
1940 | */ | |
1941 | if (opcode == 0xfc01) | |
1942 | inject_cmd_complete(hdev, opcode); | |
1943 | } else { | |
1944 | urb = alloc_ctrl_urb(hdev, skb); | |
1945 | } | |
1946 | if (IS_ERR(urb)) | |
1947 | return PTR_ERR(urb); | |
1948 | ||
1949 | hdev->stat.cmd_tx++; | |
1950 | return submit_or_queue_tx_urb(hdev, urb); | |
1951 | ||
1952 | case HCI_ACLDATA_PKT: | |
1953 | urb = alloc_bulk_urb(hdev, skb); | |
1954 | if (IS_ERR(urb)) | |
1955 | return PTR_ERR(urb); | |
1956 | ||
1957 | hdev->stat.acl_tx++; | |
1958 | return submit_or_queue_tx_urb(hdev, urb); | |
1959 | ||
1960 | case HCI_SCODATA_PKT: | |
1961 | if (hci_conn_num(hdev, SCO_LINK) < 1) | |
1962 | return -ENODEV; | |
1963 | ||
1964 | urb = alloc_isoc_urb(hdev, skb); | |
1965 | if (IS_ERR(urb)) | |
1966 | return PTR_ERR(urb); | |
1967 | ||
1968 | hdev->stat.sco_tx++; | |
1969 | return submit_tx_urb(hdev, urb); | |
1970 | } | |
1971 | ||
1972 | return -EILSEQ; | |
1973 | } | |
1974 | ||
cda0dd78 MH |
1975 | static int btusb_setup_intel_new(struct hci_dev *hdev) |
1976 | { | |
1977 | static const u8 reset_param[] = { 0x00, 0x01, 0x00, 0x01, | |
1978 | 0x00, 0x08, 0x04, 0x00 }; | |
1979 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1980 | struct sk_buff *skb; | |
6c483de1 | 1981 | struct intel_version ver; |
cda0dd78 MH |
1982 | struct intel_boot_params *params; |
1983 | const struct firmware *fw; | |
1984 | const u8 *fw_ptr; | |
e66890a9 | 1985 | u32 frag_len; |
cda0dd78 MH |
1986 | char fwname[64]; |
1987 | ktime_t calltime, delta, rettime; | |
1988 | unsigned long long duration; | |
1989 | int err; | |
1990 | ||
1991 | BT_DBG("%s", hdev->name); | |
1992 | ||
1993 | calltime = ktime_get(); | |
1994 | ||
1995 | /* Read the Intel version information to determine if the device | |
1996 | * is in bootloader mode or if it already has operational firmware | |
1997 | * loaded. | |
1998 | */ | |
6c483de1 LP |
1999 | err = btintel_read_version(hdev, &ver); |
2000 | if (err) | |
2001 | return err; | |
cda0dd78 MH |
2002 | |
2003 | /* The hardware platform number has a fixed value of 0x37 and | |
2004 | * for now only accept this single value. | |
2005 | */ | |
6c483de1 | 2006 | if (ver.hw_platform != 0x37) { |
cda0dd78 | 2007 | BT_ERR("%s: Unsupported Intel hardware platform (%u)", |
6c483de1 | 2008 | hdev->name, ver.hw_platform); |
cda0dd78 MH |
2009 | return -EINVAL; |
2010 | } | |
2011 | ||
a0af53b5 THJA |
2012 | /* At the moment the iBT 3.0 hardware variants 0x0b (LnP/SfP) |
2013 | * and 0x0c (WsP) are supported by this firmware loading method. | |
2014 | * | |
2015 | * This check has been put in place to ensure correct forward | |
2016 | * compatibility options when newer hardware variants come along. | |
cda0dd78 | 2017 | */ |
a0af53b5 | 2018 | if (ver.hw_variant != 0x0b && ver.hw_variant != 0x0c) { |
cda0dd78 | 2019 | BT_ERR("%s: Unsupported Intel hardware variant (%u)", |
6c483de1 | 2020 | hdev->name, ver.hw_variant); |
cda0dd78 MH |
2021 | return -EINVAL; |
2022 | } | |
2023 | ||
6c483de1 | 2024 | btintel_version_info(hdev, &ver); |
cda0dd78 MH |
2025 | |
2026 | /* The firmware variant determines if the device is in bootloader | |
2027 | * mode or is running operational firmware. The value 0x06 identifies | |
2028 | * the bootloader and the value 0x23 identifies the operational | |
2029 | * firmware. | |
2030 | * | |
2031 | * When the operational firmware is already present, then only | |
2032 | * the check for valid Bluetooth device address is needed. This | |
2033 | * determines if the device will be added as configured or | |
2034 | * unconfigured controller. | |
2035 | * | |
2036 | * It is not possible to use the Secure Boot Parameters in this | |
2037 | * case since that command is only available in bootloader mode. | |
2038 | */ | |
6c483de1 | 2039 | if (ver.fw_variant == 0x23) { |
cda0dd78 | 2040 | clear_bit(BTUSB_BOOTLOADER, &data->flags); |
4185a0f5 | 2041 | btintel_check_bdaddr(hdev); |
cda0dd78 MH |
2042 | return 0; |
2043 | } | |
2044 | ||
2045 | /* If the device is not in bootloader mode, then the only possible | |
2046 | * choice is to return an error and abort the device initialization. | |
2047 | */ | |
6c483de1 | 2048 | if (ver.fw_variant != 0x06) { |
cda0dd78 | 2049 | BT_ERR("%s: Unsupported Intel firmware variant (%u)", |
6c483de1 | 2050 | hdev->name, ver.fw_variant); |
cda0dd78 MH |
2051 | return -ENODEV; |
2052 | } | |
2053 | ||
cda0dd78 MH |
2054 | /* Read the secure boot parameters to identify the operating |
2055 | * details of the bootloader. | |
2056 | */ | |
2057 | skb = __hci_cmd_sync(hdev, 0xfc0d, 0, NULL, HCI_INIT_TIMEOUT); | |
2058 | if (IS_ERR(skb)) { | |
2059 | BT_ERR("%s: Reading Intel boot parameters failed (%ld)", | |
2060 | hdev->name, PTR_ERR(skb)); | |
2061 | return PTR_ERR(skb); | |
2062 | } | |
2063 | ||
2064 | if (skb->len != sizeof(*params)) { | |
2065 | BT_ERR("%s: Intel boot parameters size mismatch", hdev->name); | |
2066 | kfree_skb(skb); | |
2067 | return -EILSEQ; | |
2068 | } | |
2069 | ||
2070 | params = (struct intel_boot_params *)skb->data; | |
cda0dd78 MH |
2071 | |
2072 | BT_INFO("%s: Device revision is %u", hdev->name, | |
2073 | le16_to_cpu(params->dev_revid)); | |
2074 | ||
2075 | BT_INFO("%s: Secure boot is %s", hdev->name, | |
2076 | params->secure_boot ? "enabled" : "disabled"); | |
2077 | ||
2220994e MH |
2078 | BT_INFO("%s: OTP lock is %s", hdev->name, |
2079 | params->otp_lock ? "enabled" : "disabled"); | |
2080 | ||
2081 | BT_INFO("%s: API lock is %s", hdev->name, | |
2082 | params->api_lock ? "enabled" : "disabled"); | |
2083 | ||
2084 | BT_INFO("%s: Debug lock is %s", hdev->name, | |
2085 | params->debug_lock ? "enabled" : "disabled"); | |
2086 | ||
cda0dd78 MH |
2087 | BT_INFO("%s: Minimum firmware build %u week %u %u", hdev->name, |
2088 | params->min_fw_build_nn, params->min_fw_build_cw, | |
2089 | 2000 + params->min_fw_build_yy); | |
2090 | ||
2091 | /* It is required that every single firmware fragment is acknowledged | |
2092 | * with a command complete event. If the boot parameters indicate | |
2093 | * that this bootloader does not send them, then abort the setup. | |
2094 | */ | |
2095 | if (params->limited_cce != 0x00) { | |
2096 | BT_ERR("%s: Unsupported Intel firmware loading method (%u)", | |
2097 | hdev->name, params->limited_cce); | |
2098 | kfree_skb(skb); | |
2099 | return -EINVAL; | |
2100 | } | |
2101 | ||
2102 | /* If the OTP has no valid Bluetooth device address, then there will | |
2103 | * also be no valid address for the operational firmware. | |
2104 | */ | |
2105 | if (!bacmp(¶ms->otp_bdaddr, BDADDR_ANY)) { | |
2106 | BT_INFO("%s: No device address configured", hdev->name); | |
2107 | set_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks); | |
2108 | } | |
2109 | ||
2110 | /* With this Intel bootloader only the hardware variant and device | |
2111 | * revision information are used to select the right firmware. | |
2112 | * | |
230b04ac THJA |
2113 | * The firmware filename is ibt-<hw_variant>-<dev_revid>.sfi. |
2114 | * | |
2115 | * Currently the supported hardware variants are: | |
2116 | * 11 (0x0b) for iBT3.0 (LnP/SfP) | |
2117 | * 12 (0x0c) for iBT3.5 (WsP) | |
cda0dd78 | 2118 | */ |
230b04ac THJA |
2119 | snprintf(fwname, sizeof(fwname), "intel/ibt-%u-%u.sfi", |
2120 | le16_to_cpu(ver.hw_variant), | |
cda0dd78 MH |
2121 | le16_to_cpu(params->dev_revid)); |
2122 | ||
2123 | err = request_firmware(&fw, fwname, &hdev->dev); | |
2124 | if (err < 0) { | |
2125 | BT_ERR("%s: Failed to load Intel firmware file (%d)", | |
2126 | hdev->name, err); | |
2127 | kfree_skb(skb); | |
2128 | return err; | |
2129 | } | |
2130 | ||
2131 | BT_INFO("%s: Found device firmware: %s", hdev->name, fwname); | |
2132 | ||
52cc9168 THJA |
2133 | /* Save the DDC file name for later use to apply once the firmware |
2134 | * downloading is done. | |
2135 | */ | |
230b04ac THJA |
2136 | snprintf(fwname, sizeof(fwname), "intel/ibt-%u-%u.ddc", |
2137 | le16_to_cpu(ver.hw_variant), | |
52cc9168 THJA |
2138 | le16_to_cpu(params->dev_revid)); |
2139 | ||
cda0dd78 MH |
2140 | kfree_skb(skb); |
2141 | ||
2142 | if (fw->size < 644) { | |
2143 | BT_ERR("%s: Invalid size of firmware file (%zu)", | |
2144 | hdev->name, fw->size); | |
2145 | err = -EBADF; | |
2146 | goto done; | |
2147 | } | |
2148 | ||
2149 | set_bit(BTUSB_DOWNLOADING, &data->flags); | |
2150 | ||
2151 | /* Start the firmware download transaction with the Init fragment | |
2152 | * represented by the 128 bytes of CSS header. | |
2153 | */ | |
09df123d | 2154 | err = btintel_secure_send(hdev, 0x00, 128, fw->data); |
cda0dd78 MH |
2155 | if (err < 0) { |
2156 | BT_ERR("%s: Failed to send firmware header (%d)", | |
2157 | hdev->name, err); | |
2158 | goto done; | |
2159 | } | |
2160 | ||
2161 | /* Send the 256 bytes of public key information from the firmware | |
2162 | * as the PKey fragment. | |
2163 | */ | |
09df123d | 2164 | err = btintel_secure_send(hdev, 0x03, 256, fw->data + 128); |
cda0dd78 MH |
2165 | if (err < 0) { |
2166 | BT_ERR("%s: Failed to send firmware public key (%d)", | |
2167 | hdev->name, err); | |
2168 | goto done; | |
2169 | } | |
2170 | ||
2171 | /* Send the 256 bytes of signature information from the firmware | |
2172 | * as the Sign fragment. | |
2173 | */ | |
09df123d | 2174 | err = btintel_secure_send(hdev, 0x02, 256, fw->data + 388); |
cda0dd78 MH |
2175 | if (err < 0) { |
2176 | BT_ERR("%s: Failed to send firmware signature (%d)", | |
2177 | hdev->name, err); | |
2178 | goto done; | |
2179 | } | |
2180 | ||
2181 | fw_ptr = fw->data + 644; | |
e66890a9 | 2182 | frag_len = 0; |
cda0dd78 MH |
2183 | |
2184 | while (fw_ptr - fw->data < fw->size) { | |
e66890a9 | 2185 | struct hci_command_hdr *cmd = (void *)(fw_ptr + frag_len); |
cda0dd78 | 2186 | |
e66890a9 | 2187 | frag_len += sizeof(*cmd) + cmd->plen; |
cda0dd78 | 2188 | |
5075edae | 2189 | /* The parameter length of the secure send command requires |
e66890a9 MH |
2190 | * a 4 byte alignment. It happens so that the firmware file |
2191 | * contains proper Intel_NOP commands to align the fragments | |
2192 | * as needed. | |
2193 | * | |
2194 | * Send set of commands with 4 byte alignment from the | |
2195 | * firmware data buffer as a single Data fragement. | |
cda0dd78 | 2196 | */ |
e66890a9 | 2197 | if (!(frag_len % 4)) { |
09df123d | 2198 | err = btintel_secure_send(hdev, 0x01, frag_len, fw_ptr); |
e66890a9 MH |
2199 | if (err < 0) { |
2200 | BT_ERR("%s: Failed to send firmware data (%d)", | |
2201 | hdev->name, err); | |
2202 | goto done; | |
2203 | } | |
cda0dd78 | 2204 | |
e66890a9 MH |
2205 | fw_ptr += frag_len; |
2206 | frag_len = 0; | |
2207 | } | |
cda0dd78 MH |
2208 | } |
2209 | ||
ce6bb929 MH |
2210 | set_bit(BTUSB_FIRMWARE_LOADED, &data->flags); |
2211 | ||
a087a98e JH |
2212 | BT_INFO("%s: Waiting for firmware download to complete", hdev->name); |
2213 | ||
cda0dd78 MH |
2214 | /* Before switching the device into operational mode and with that |
2215 | * booting the loaded firmware, wait for the bootloader notification | |
2216 | * that all fragments have been successfully received. | |
2217 | * | |
a087a98e JH |
2218 | * When the event processing receives the notification, then the |
2219 | * BTUSB_DOWNLOADING flag will be cleared. | |
2220 | * | |
2221 | * The firmware loading should not take longer than 5 seconds | |
2222 | * and thus just timeout if that happens and fail the setup | |
2223 | * of this device. | |
cda0dd78 | 2224 | */ |
129a7693 JH |
2225 | err = wait_on_bit_timeout(&data->flags, BTUSB_DOWNLOADING, |
2226 | TASK_INTERRUPTIBLE, | |
2227 | msecs_to_jiffies(5000)); | |
f0a70a04 | 2228 | if (err == -EINTR) { |
a087a98e | 2229 | BT_ERR("%s: Firmware loading interrupted", hdev->name); |
a087a98e JH |
2230 | goto done; |
2231 | } | |
cda0dd78 | 2232 | |
a087a98e JH |
2233 | if (err) { |
2234 | BT_ERR("%s: Firmware loading timeout", hdev->name); | |
2235 | err = -ETIMEDOUT; | |
2236 | goto done; | |
cda0dd78 MH |
2237 | } |
2238 | ||
2239 | if (test_bit(BTUSB_FIRMWARE_FAILED, &data->flags)) { | |
2240 | BT_ERR("%s: Firmware loading failed", hdev->name); | |
2241 | err = -ENOEXEC; | |
2242 | goto done; | |
2243 | } | |
2244 | ||
2245 | rettime = ktime_get(); | |
2246 | delta = ktime_sub(rettime, calltime); | |
2247 | duration = (unsigned long long) ktime_to_ns(delta) >> 10; | |
2248 | ||
2249 | BT_INFO("%s: Firmware loaded in %llu usecs", hdev->name, duration); | |
2250 | ||
2251 | done: | |
2252 | release_firmware(fw); | |
2253 | ||
2254 | if (err < 0) | |
2255 | return err; | |
2256 | ||
2257 | calltime = ktime_get(); | |
2258 | ||
2259 | set_bit(BTUSB_BOOTING, &data->flags); | |
2260 | ||
2261 | skb = __hci_cmd_sync(hdev, 0xfc01, sizeof(reset_param), reset_param, | |
2262 | HCI_INIT_TIMEOUT); | |
2263 | if (IS_ERR(skb)) | |
2264 | return PTR_ERR(skb); | |
2265 | ||
2266 | kfree_skb(skb); | |
2267 | ||
2268 | /* The bootloader will not indicate when the device is ready. This | |
2269 | * is done by the operational firmware sending bootup notification. | |
fad70972 JH |
2270 | * |
2271 | * Booting into operational firmware should not take longer than | |
2272 | * 1 second. However if that happens, then just fail the setup | |
2273 | * since something went wrong. | |
cda0dd78 | 2274 | */ |
fad70972 | 2275 | BT_INFO("%s: Waiting for device to boot", hdev->name); |
cda0dd78 | 2276 | |
129a7693 JH |
2277 | err = wait_on_bit_timeout(&data->flags, BTUSB_BOOTING, |
2278 | TASK_INTERRUPTIBLE, | |
2279 | msecs_to_jiffies(1000)); | |
cda0dd78 | 2280 | |
f0a70a04 | 2281 | if (err == -EINTR) { |
fad70972 JH |
2282 | BT_ERR("%s: Device boot interrupted", hdev->name); |
2283 | return -EINTR; | |
2284 | } | |
cda0dd78 | 2285 | |
fad70972 JH |
2286 | if (err) { |
2287 | BT_ERR("%s: Device boot timeout", hdev->name); | |
2288 | return -ETIMEDOUT; | |
cda0dd78 MH |
2289 | } |
2290 | ||
2291 | rettime = ktime_get(); | |
2292 | delta = ktime_sub(rettime, calltime); | |
2293 | duration = (unsigned long long) ktime_to_ns(delta) >> 10; | |
2294 | ||
2295 | BT_INFO("%s: Device booted in %llu usecs", hdev->name, duration); | |
2296 | ||
2297 | clear_bit(BTUSB_BOOTLOADER, &data->flags); | |
2298 | ||
52cc9168 THJA |
2299 | /* Once the device is running in operational mode, it needs to apply |
2300 | * the device configuration (DDC) parameters. | |
2301 | * | |
2302 | * The device can work without DDC parameters, so even if it fails | |
2303 | * to load the file, no need to fail the setup. | |
2304 | */ | |
e924d3d6 | 2305 | btintel_load_ddc_config(hdev, fwname); |
52cc9168 | 2306 | |
213445b2 MH |
2307 | /* Set the event mask for Intel specific vendor events. This enables |
2308 | * a few extra events that are useful during general operation. It | |
2309 | * does not enable any debugging related events. | |
2310 | * | |
2311 | * The device will function correctly without these events enabled | |
2312 | * and thus no need to fail the setup. | |
2313 | */ | |
2314 | btintel_set_event_mask(hdev, false); | |
2315 | ||
cda0dd78 MH |
2316 | return 0; |
2317 | } | |
2318 | ||
bfbd45e9 THJA |
2319 | static int btusb_shutdown_intel(struct hci_dev *hdev) |
2320 | { | |
2321 | struct sk_buff *skb; | |
2322 | long ret; | |
2323 | ||
2324 | /* Some platforms have an issue with BT LED when the interface is | |
2325 | * down or BT radio is turned off, which takes 5 seconds to BT LED | |
2326 | * goes off. This command turns off the BT LED immediately. | |
2327 | */ | |
2328 | skb = __hci_cmd_sync(hdev, 0xfc3f, 0, NULL, HCI_INIT_TIMEOUT); | |
2329 | if (IS_ERR(skb)) { | |
2330 | ret = PTR_ERR(skb); | |
2331 | BT_ERR("%s: turning off Intel device LED failed (%ld)", | |
2332 | hdev->name, ret); | |
2333 | return ret; | |
2334 | } | |
2335 | kfree_skb(skb); | |
2336 | ||
2337 | return 0; | |
2338 | } | |
2339 | ||
ae8df494 AK |
2340 | static int btusb_set_bdaddr_marvell(struct hci_dev *hdev, |
2341 | const bdaddr_t *bdaddr) | |
2342 | { | |
2343 | struct sk_buff *skb; | |
2344 | u8 buf[8]; | |
2345 | long ret; | |
2346 | ||
2347 | buf[0] = 0xfe; | |
2348 | buf[1] = sizeof(bdaddr_t); | |
2349 | memcpy(buf + 2, bdaddr, sizeof(bdaddr_t)); | |
2350 | ||
2351 | skb = __hci_cmd_sync(hdev, 0xfc22, sizeof(buf), buf, HCI_INIT_TIMEOUT); | |
2352 | if (IS_ERR(skb)) { | |
2353 | ret = PTR_ERR(skb); | |
2354 | BT_ERR("%s: changing Marvell device address failed (%ld)", | |
2355 | hdev->name, ret); | |
2356 | return ret; | |
2357 | } | |
2358 | kfree_skb(skb); | |
2359 | ||
2360 | return 0; | |
2361 | } | |
2362 | ||
5859223e TK |
2363 | static int btusb_set_bdaddr_ath3012(struct hci_dev *hdev, |
2364 | const bdaddr_t *bdaddr) | |
2365 | { | |
2366 | struct sk_buff *skb; | |
2367 | u8 buf[10]; | |
2368 | long ret; | |
2369 | ||
2370 | buf[0] = 0x01; | |
2371 | buf[1] = 0x01; | |
2372 | buf[2] = 0x00; | |
2373 | buf[3] = sizeof(bdaddr_t); | |
2374 | memcpy(buf + 4, bdaddr, sizeof(bdaddr_t)); | |
2375 | ||
2376 | skb = __hci_cmd_sync(hdev, 0xfc0b, sizeof(buf), buf, HCI_INIT_TIMEOUT); | |
2377 | if (IS_ERR(skb)) { | |
2378 | ret = PTR_ERR(skb); | |
2379 | BT_ERR("%s: Change address command failed (%ld)", | |
2380 | hdev->name, ret); | |
2381 | return ret; | |
2382 | } | |
2383 | kfree_skb(skb); | |
2384 | ||
2385 | return 0; | |
2386 | } | |
2387 | ||
3267c884 KBYT |
2388 | #define QCA_DFU_PACKET_LEN 4096 |
2389 | ||
2390 | #define QCA_GET_TARGET_VERSION 0x09 | |
2391 | #define QCA_CHECK_STATUS 0x05 | |
2392 | #define QCA_DFU_DOWNLOAD 0x01 | |
2393 | ||
2394 | #define QCA_SYSCFG_UPDATED 0x40 | |
2395 | #define QCA_PATCH_UPDATED 0x80 | |
2396 | #define QCA_DFU_TIMEOUT 3000 | |
2397 | ||
2398 | struct qca_version { | |
2399 | __le32 rom_version; | |
2400 | __le32 patch_version; | |
2401 | __le32 ram_version; | |
2402 | __le32 ref_clock; | |
2403 | __u8 reserved[4]; | |
2404 | } __packed; | |
2405 | ||
2406 | struct qca_rampatch_version { | |
2407 | __le16 rom_version; | |
2408 | __le16 patch_version; | |
2409 | } __packed; | |
2410 | ||
2411 | struct qca_device_info { | |
bf906b3d KBYT |
2412 | u32 rom_version; |
2413 | u8 rampatch_hdr; /* length of header in rampatch */ | |
2414 | u8 nvm_hdr; /* length of header in NVM */ | |
2415 | u8 ver_offset; /* offset of version structure in rampatch */ | |
3267c884 KBYT |
2416 | }; |
2417 | ||
2418 | static const struct qca_device_info qca_devices_table[] = { | |
2419 | { 0x00000100, 20, 4, 10 }, /* Rome 1.0 */ | |
2420 | { 0x00000101, 20, 4, 10 }, /* Rome 1.1 */ | |
7f6e6363 | 2421 | { 0x00000200, 28, 4, 18 }, /* Rome 2.0 */ |
3267c884 KBYT |
2422 | { 0x00000201, 28, 4, 18 }, /* Rome 2.1 */ |
2423 | { 0x00000300, 28, 4, 18 }, /* Rome 3.0 */ | |
2424 | { 0x00000302, 28, 4, 18 }, /* Rome 3.2 */ | |
2425 | }; | |
2426 | ||
2427 | static int btusb_qca_send_vendor_req(struct hci_dev *hdev, u8 request, | |
2428 | void *data, u16 size) | |
2429 | { | |
2430 | struct btusb_data *btdata = hci_get_drvdata(hdev); | |
2431 | struct usb_device *udev = btdata->udev; | |
2432 | int pipe, err; | |
2433 | u8 *buf; | |
2434 | ||
2435 | buf = kmalloc(size, GFP_KERNEL); | |
2436 | if (!buf) | |
2437 | return -ENOMEM; | |
2438 | ||
2439 | /* Found some of USB hosts have IOT issues with ours so that we should | |
2440 | * not wait until HCI layer is ready. | |
2441 | */ | |
2442 | pipe = usb_rcvctrlpipe(udev, 0); | |
2443 | err = usb_control_msg(udev, pipe, request, USB_TYPE_VENDOR | USB_DIR_IN, | |
2444 | 0, 0, buf, size, USB_CTRL_SET_TIMEOUT); | |
2445 | if (err < 0) { | |
2446 | BT_ERR("%s: Failed to access otp area (%d)", hdev->name, err); | |
2447 | goto done; | |
2448 | } | |
2449 | ||
2450 | memcpy(data, buf, size); | |
2451 | ||
2452 | done: | |
2453 | kfree(buf); | |
2454 | ||
2455 | return err; | |
2456 | } | |
2457 | ||
2458 | static int btusb_setup_qca_download_fw(struct hci_dev *hdev, | |
2459 | const struct firmware *firmware, | |
2460 | size_t hdr_size) | |
2461 | { | |
2462 | struct btusb_data *btdata = hci_get_drvdata(hdev); | |
2463 | struct usb_device *udev = btdata->udev; | |
2464 | size_t count, size, sent = 0; | |
2465 | int pipe, len, err; | |
2466 | u8 *buf; | |
2467 | ||
2468 | buf = kmalloc(QCA_DFU_PACKET_LEN, GFP_KERNEL); | |
2469 | if (!buf) | |
2470 | return -ENOMEM; | |
2471 | ||
2472 | count = firmware->size; | |
2473 | ||
2474 | size = min_t(size_t, count, hdr_size); | |
2475 | memcpy(buf, firmware->data, size); | |
2476 | ||
2477 | /* USB patches should go down to controller through USB path | |
2478 | * because binary format fits to go down through USB channel. | |
2479 | * USB control path is for patching headers and USB bulk is for | |
2480 | * patch body. | |
2481 | */ | |
2482 | pipe = usb_sndctrlpipe(udev, 0); | |
2483 | err = usb_control_msg(udev, pipe, QCA_DFU_DOWNLOAD, USB_TYPE_VENDOR, | |
2484 | 0, 0, buf, size, USB_CTRL_SET_TIMEOUT); | |
2485 | if (err < 0) { | |
2486 | BT_ERR("%s: Failed to send headers (%d)", hdev->name, err); | |
2487 | goto done; | |
2488 | } | |
2489 | ||
2490 | sent += size; | |
2491 | count -= size; | |
2492 | ||
2493 | while (count) { | |
2494 | size = min_t(size_t, count, QCA_DFU_PACKET_LEN); | |
2495 | ||
2496 | memcpy(buf, firmware->data + sent, size); | |
2497 | ||
2498 | pipe = usb_sndbulkpipe(udev, 0x02); | |
2499 | err = usb_bulk_msg(udev, pipe, buf, size, &len, | |
2500 | QCA_DFU_TIMEOUT); | |
2501 | if (err < 0) { | |
2502 | BT_ERR("%s: Failed to send body at %zd of %zd (%d)", | |
2503 | hdev->name, sent, firmware->size, err); | |
2504 | break; | |
2505 | } | |
2506 | ||
2507 | if (size != len) { | |
2508 | BT_ERR("%s: Failed to get bulk buffer", hdev->name); | |
2509 | err = -EILSEQ; | |
2510 | break; | |
2511 | } | |
2512 | ||
2513 | sent += size; | |
2514 | count -= size; | |
2515 | } | |
2516 | ||
2517 | done: | |
2518 | kfree(buf); | |
2519 | return err; | |
2520 | } | |
2521 | ||
2522 | static int btusb_setup_qca_load_rampatch(struct hci_dev *hdev, | |
2523 | struct qca_version *ver, | |
2524 | const struct qca_device_info *info) | |
2525 | { | |
2526 | struct qca_rampatch_version *rver; | |
2527 | const struct firmware *fw; | |
bf906b3d KBYT |
2528 | u32 ver_rom, ver_patch; |
2529 | u16 rver_rom, rver_patch; | |
3267c884 KBYT |
2530 | char fwname[64]; |
2531 | int err; | |
2532 | ||
bf906b3d KBYT |
2533 | ver_rom = le32_to_cpu(ver->rom_version); |
2534 | ver_patch = le32_to_cpu(ver->patch_version); | |
2535 | ||
2536 | snprintf(fwname, sizeof(fwname), "qca/rampatch_usb_%08x.bin", ver_rom); | |
3267c884 KBYT |
2537 | |
2538 | err = request_firmware(&fw, fwname, &hdev->dev); | |
2539 | if (err) { | |
2540 | BT_ERR("%s: failed to request rampatch file: %s (%d)", | |
2541 | hdev->name, fwname, err); | |
2542 | return err; | |
2543 | } | |
2544 | ||
2545 | BT_INFO("%s: using rampatch file: %s", hdev->name, fwname); | |
bf906b3d | 2546 | |
3267c884 | 2547 | rver = (struct qca_rampatch_version *)(fw->data + info->ver_offset); |
bf906b3d KBYT |
2548 | rver_rom = le16_to_cpu(rver->rom_version); |
2549 | rver_patch = le16_to_cpu(rver->patch_version); | |
2550 | ||
3267c884 | 2551 | BT_INFO("%s: QCA: patch rome 0x%x build 0x%x, firmware rome 0x%x " |
bf906b3d KBYT |
2552 | "build 0x%x", hdev->name, rver_rom, rver_patch, ver_rom, |
2553 | ver_patch); | |
3267c884 | 2554 | |
bf906b3d | 2555 | if (rver_rom != ver_rom || rver_patch <= ver_patch) { |
3267c884 KBYT |
2556 | BT_ERR("%s: rampatch file version did not match with firmware", |
2557 | hdev->name); | |
2558 | err = -EINVAL; | |
2559 | goto done; | |
2560 | } | |
2561 | ||
2562 | err = btusb_setup_qca_download_fw(hdev, fw, info->rampatch_hdr); | |
2563 | ||
2564 | done: | |
2565 | release_firmware(fw); | |
2566 | ||
2567 | return err; | |
2568 | } | |
2569 | ||
2570 | static int btusb_setup_qca_load_nvm(struct hci_dev *hdev, | |
2571 | struct qca_version *ver, | |
2572 | const struct qca_device_info *info) | |
2573 | { | |
2574 | const struct firmware *fw; | |
2575 | char fwname[64]; | |
2576 | int err; | |
2577 | ||
2578 | snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x.bin", | |
2579 | le32_to_cpu(ver->rom_version)); | |
2580 | ||
2581 | err = request_firmware(&fw, fwname, &hdev->dev); | |
2582 | if (err) { | |
2583 | BT_ERR("%s: failed to request NVM file: %s (%d)", | |
2584 | hdev->name, fwname, err); | |
2585 | return err; | |
2586 | } | |
2587 | ||
2588 | BT_INFO("%s: using NVM file: %s", hdev->name, fwname); | |
2589 | ||
2590 | err = btusb_setup_qca_download_fw(hdev, fw, info->nvm_hdr); | |
2591 | ||
2592 | release_firmware(fw); | |
2593 | ||
2594 | return err; | |
2595 | } | |
2596 | ||
2597 | static int btusb_setup_qca(struct hci_dev *hdev) | |
2598 | { | |
2599 | const struct qca_device_info *info = NULL; | |
2600 | struct qca_version ver; | |
bf906b3d | 2601 | u32 ver_rom; |
3267c884 KBYT |
2602 | u8 status; |
2603 | int i, err; | |
2604 | ||
2605 | err = btusb_qca_send_vendor_req(hdev, QCA_GET_TARGET_VERSION, &ver, | |
eb50042f | 2606 | sizeof(ver)); |
3267c884 KBYT |
2607 | if (err < 0) |
2608 | return err; | |
2609 | ||
bf906b3d | 2610 | ver_rom = le32_to_cpu(ver.rom_version); |
3267c884 | 2611 | for (i = 0; i < ARRAY_SIZE(qca_devices_table); i++) { |
bf906b3d | 2612 | if (ver_rom == qca_devices_table[i].rom_version) |
3267c884 KBYT |
2613 | info = &qca_devices_table[i]; |
2614 | } | |
2615 | if (!info) { | |
2616 | BT_ERR("%s: don't support firmware rome 0x%x", hdev->name, | |
bf906b3d | 2617 | ver_rom); |
3267c884 KBYT |
2618 | return -ENODEV; |
2619 | } | |
2620 | ||
2621 | err = btusb_qca_send_vendor_req(hdev, QCA_CHECK_STATUS, &status, | |
2622 | sizeof(status)); | |
2623 | if (err < 0) | |
2624 | return err; | |
2625 | ||
2626 | if (!(status & QCA_PATCH_UPDATED)) { | |
2627 | err = btusb_setup_qca_load_rampatch(hdev, &ver, info); | |
2628 | if (err < 0) | |
2629 | return err; | |
2630 | } | |
2631 | ||
2632 | if (!(status & QCA_SYSCFG_UPDATED)) { | |
2633 | err = btusb_setup_qca_load_nvm(hdev, &ver, info); | |
2634 | if (err < 0) | |
2635 | return err; | |
2636 | } | |
2637 | ||
2638 | return 0; | |
2639 | } | |
2640 | ||
9d08f504 MH |
2641 | #ifdef CONFIG_BT_HCIBTUSB_BCM |
2642 | static inline int __set_diag_interface(struct hci_dev *hdev) | |
2643 | { | |
2644 | struct btusb_data *data = hci_get_drvdata(hdev); | |
2645 | struct usb_interface *intf = data->diag; | |
2646 | int i; | |
2647 | ||
2648 | if (!data->diag) | |
2649 | return -ENODEV; | |
2650 | ||
2651 | data->diag_tx_ep = NULL; | |
2652 | data->diag_rx_ep = NULL; | |
2653 | ||
2654 | for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++) { | |
2655 | struct usb_endpoint_descriptor *ep_desc; | |
2656 | ||
2657 | ep_desc = &intf->cur_altsetting->endpoint[i].desc; | |
2658 | ||
2659 | if (!data->diag_tx_ep && usb_endpoint_is_bulk_out(ep_desc)) { | |
2660 | data->diag_tx_ep = ep_desc; | |
2661 | continue; | |
2662 | } | |
2663 | ||
2664 | if (!data->diag_rx_ep && usb_endpoint_is_bulk_in(ep_desc)) { | |
2665 | data->diag_rx_ep = ep_desc; | |
2666 | continue; | |
2667 | } | |
2668 | } | |
2669 | ||
2670 | if (!data->diag_tx_ep || !data->diag_rx_ep) { | |
2671 | BT_ERR("%s invalid diagnostic descriptors", hdev->name); | |
2672 | return -ENODEV; | |
2673 | } | |
2674 | ||
2675 | return 0; | |
2676 | } | |
2677 | ||
2678 | static struct urb *alloc_diag_urb(struct hci_dev *hdev, bool enable) | |
2679 | { | |
2680 | struct btusb_data *data = hci_get_drvdata(hdev); | |
2681 | struct sk_buff *skb; | |
2682 | struct urb *urb; | |
2683 | unsigned int pipe; | |
2684 | ||
2685 | if (!data->diag_tx_ep) | |
2686 | return ERR_PTR(-ENODEV); | |
2687 | ||
2688 | urb = usb_alloc_urb(0, GFP_KERNEL); | |
2689 | if (!urb) | |
2690 | return ERR_PTR(-ENOMEM); | |
2691 | ||
2692 | skb = bt_skb_alloc(2, GFP_KERNEL); | |
2693 | if (!skb) { | |
2694 | usb_free_urb(urb); | |
2695 | return ERR_PTR(-ENOMEM); | |
2696 | } | |
2697 | ||
2698 | *skb_put(skb, 1) = 0xf0; | |
2699 | *skb_put(skb, 1) = enable; | |
2700 | ||
2701 | pipe = usb_sndbulkpipe(data->udev, data->diag_tx_ep->bEndpointAddress); | |
2702 | ||
2703 | usb_fill_bulk_urb(urb, data->udev, pipe, | |
2704 | skb->data, skb->len, btusb_tx_complete, skb); | |
2705 | ||
2706 | skb->dev = (void *)hdev; | |
2707 | ||
2708 | return urb; | |
2709 | } | |
2710 | ||
2711 | static int btusb_bcm_set_diag(struct hci_dev *hdev, bool enable) | |
2712 | { | |
2713 | struct btusb_data *data = hci_get_drvdata(hdev); | |
2714 | struct urb *urb; | |
2715 | ||
2716 | if (!data->diag) | |
2717 | return -ENODEV; | |
2718 | ||
2719 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
2720 | return -ENETDOWN; | |
2721 | ||
2722 | urb = alloc_diag_urb(hdev, enable); | |
2723 | if (IS_ERR(urb)) | |
2724 | return PTR_ERR(urb); | |
2725 | ||
2726 | return submit_or_queue_tx_urb(hdev, urb); | |
2727 | } | |
2728 | #endif | |
2729 | ||
5e23b923 | 2730 | static int btusb_probe(struct usb_interface *intf, |
89e7533d | 2731 | const struct usb_device_id *id) |
5e23b923 MH |
2732 | { |
2733 | struct usb_endpoint_descriptor *ep_desc; | |
2734 | struct btusb_data *data; | |
2735 | struct hci_dev *hdev; | |
22f8e9db | 2736 | unsigned ifnum_base; |
5e23b923 MH |
2737 | int i, err; |
2738 | ||
2739 | BT_DBG("intf %p id %p", intf, id); | |
2740 | ||
cfeb4145 | 2741 | /* interface numbers are hardcoded in the spec */ |
22f8e9db MH |
2742 | if (intf->cur_altsetting->desc.bInterfaceNumber != 0) { |
2743 | if (!(id->driver_info & BTUSB_IFNUM_2)) | |
2744 | return -ENODEV; | |
2745 | if (intf->cur_altsetting->desc.bInterfaceNumber != 2) | |
2746 | return -ENODEV; | |
2747 | } | |
2748 | ||
2749 | ifnum_base = intf->cur_altsetting->desc.bInterfaceNumber; | |
5e23b923 MH |
2750 | |
2751 | if (!id->driver_info) { | |
2752 | const struct usb_device_id *match; | |
89e7533d | 2753 | |
5e23b923 MH |
2754 | match = usb_match_id(intf, blacklist_table); |
2755 | if (match) | |
2756 | id = match; | |
2757 | } | |
2758 | ||
cfeb4145 MH |
2759 | if (id->driver_info == BTUSB_IGNORE) |
2760 | return -ENODEV; | |
2761 | ||
2d25f8b4 SL |
2762 | if (id->driver_info & BTUSB_ATH3012) { |
2763 | struct usb_device *udev = interface_to_usbdev(intf); | |
2764 | ||
2765 | /* Old firmware would otherwise let ath3k driver load | |
2766 | * patch and sysconfig files */ | |
2767 | if (le16_to_cpu(udev->descriptor.bcdDevice) <= 0x0001) | |
2768 | return -ENODEV; | |
2769 | } | |
2770 | ||
98921dbd | 2771 | data = devm_kzalloc(&intf->dev, sizeof(*data), GFP_KERNEL); |
5e23b923 MH |
2772 | if (!data) |
2773 | return -ENOMEM; | |
2774 | ||
2775 | for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++) { | |
2776 | ep_desc = &intf->cur_altsetting->endpoint[i].desc; | |
2777 | ||
2778 | if (!data->intr_ep && usb_endpoint_is_int_in(ep_desc)) { | |
2779 | data->intr_ep = ep_desc; | |
2780 | continue; | |
2781 | } | |
2782 | ||
2783 | if (!data->bulk_tx_ep && usb_endpoint_is_bulk_out(ep_desc)) { | |
2784 | data->bulk_tx_ep = ep_desc; | |
2785 | continue; | |
2786 | } | |
2787 | ||
2788 | if (!data->bulk_rx_ep && usb_endpoint_is_bulk_in(ep_desc)) { | |
2789 | data->bulk_rx_ep = ep_desc; | |
2790 | continue; | |
2791 | } | |
2792 | } | |
2793 | ||
98921dbd | 2794 | if (!data->intr_ep || !data->bulk_tx_ep || !data->bulk_rx_ep) |
5e23b923 | 2795 | return -ENODEV; |
5e23b923 | 2796 | |
893ba544 MH |
2797 | if (id->driver_info & BTUSB_AMP) { |
2798 | data->cmdreq_type = USB_TYPE_CLASS | 0x01; | |
2799 | data->cmdreq = 0x2b; | |
2800 | } else { | |
2801 | data->cmdreq_type = USB_TYPE_CLASS; | |
2802 | data->cmdreq = 0x00; | |
2803 | } | |
7a9d4020 | 2804 | |
5e23b923 | 2805 | data->udev = interface_to_usbdev(intf); |
5fbcd260 | 2806 | data->intf = intf; |
5e23b923 | 2807 | |
5e23b923 | 2808 | INIT_WORK(&data->work, btusb_work); |
7bee549e | 2809 | INIT_WORK(&data->waker, btusb_waker); |
803b5836 MH |
2810 | init_usb_anchor(&data->deferred); |
2811 | init_usb_anchor(&data->tx_anchor); | |
7bee549e | 2812 | spin_lock_init(&data->txlock); |
5e23b923 | 2813 | |
5e23b923 MH |
2814 | init_usb_anchor(&data->intr_anchor); |
2815 | init_usb_anchor(&data->bulk_anchor); | |
9bfa35fe | 2816 | init_usb_anchor(&data->isoc_anchor); |
9d08f504 | 2817 | init_usb_anchor(&data->diag_anchor); |
803b5836 | 2818 | spin_lock_init(&data->rxlock); |
5e23b923 | 2819 | |
cda0dd78 MH |
2820 | if (id->driver_info & BTUSB_INTEL_NEW) { |
2821 | data->recv_event = btusb_recv_event_intel; | |
2822 | data->recv_bulk = btusb_recv_bulk_intel; | |
2823 | set_bit(BTUSB_BOOTLOADER, &data->flags); | |
2824 | } else { | |
2825 | data->recv_event = hci_recv_frame; | |
2826 | data->recv_bulk = btusb_recv_bulk; | |
2827 | } | |
2cbd3f5c | 2828 | |
5e23b923 | 2829 | hdev = hci_alloc_dev(); |
98921dbd | 2830 | if (!hdev) |
5e23b923 | 2831 | return -ENOMEM; |
5e23b923 | 2832 | |
c13854ce | 2833 | hdev->bus = HCI_USB; |
155961e8 | 2834 | hci_set_drvdata(hdev, data); |
5e23b923 | 2835 | |
893ba544 MH |
2836 | if (id->driver_info & BTUSB_AMP) |
2837 | hdev->dev_type = HCI_AMP; | |
2838 | else | |
ca8bee5d | 2839 | hdev->dev_type = HCI_PRIMARY; |
893ba544 | 2840 | |
5e23b923 MH |
2841 | data->hdev = hdev; |
2842 | ||
2843 | SET_HCIDEV_DEV(hdev, &intf->dev); | |
2844 | ||
9f8f962c MH |
2845 | hdev->open = btusb_open; |
2846 | hdev->close = btusb_close; | |
2847 | hdev->flush = btusb_flush; | |
2848 | hdev->send = btusb_send_frame; | |
2849 | hdev->notify = btusb_notify; | |
2850 | ||
418678b0 SJ |
2851 | if (id->driver_info & BTUSB_CW6622) |
2852 | set_bit(HCI_QUIRK_BROKEN_STORED_LINK_KEY, &hdev->quirks); | |
2853 | ||
6c9d435d MH |
2854 | if (id->driver_info & BTUSB_BCM2045) |
2855 | set_bit(HCI_QUIRK_BROKEN_STORED_LINK_KEY, &hdev->quirks); | |
2856 | ||
9f8f962c MH |
2857 | if (id->driver_info & BTUSB_BCM92035) |
2858 | hdev->setup = btusb_setup_bcm92035; | |
5e23b923 | 2859 | |
c2bfb100 | 2860 | #ifdef CONFIG_BT_HCIBTUSB_BCM |
abbaf50e | 2861 | if (id->driver_info & BTUSB_BCM_PATCHRAM) { |
49a5f782 | 2862 | hdev->manufacturer = 15; |
c2bfb100 | 2863 | hdev->setup = btbcm_setup_patchram; |
9d08f504 | 2864 | hdev->set_diag = btusb_bcm_set_diag; |
1df1f591 | 2865 | hdev->set_bdaddr = btbcm_set_bdaddr; |
9d08f504 MH |
2866 | |
2867 | /* Broadcom LM_DIAG Interface numbers are hardcoded */ | |
22f8e9db | 2868 | data->diag = usb_ifnum_to_if(data->udev, ifnum_base + 2); |
abbaf50e | 2869 | } |
10d4c673 | 2870 | |
9d08f504 | 2871 | if (id->driver_info & BTUSB_BCM_APPLE) { |
49a5f782 | 2872 | hdev->manufacturer = 15; |
c2bfb100 | 2873 | hdev->setup = btbcm_setup_apple; |
9d08f504 MH |
2874 | hdev->set_diag = btusb_bcm_set_diag; |
2875 | ||
2876 | /* Broadcom LM_DIAG Interface numbers are hardcoded */ | |
22f8e9db | 2877 | data->diag = usb_ifnum_to_if(data->udev, ifnum_base + 2); |
9d08f504 | 2878 | } |
c2bfb100 | 2879 | #endif |
17b2772b | 2880 | |
cb8d6597 | 2881 | if (id->driver_info & BTUSB_INTEL) { |
49a5f782 | 2882 | hdev->manufacturer = 2; |
dffd30ee | 2883 | hdev->setup = btusb_setup_intel; |
bfbd45e9 | 2884 | hdev->shutdown = btusb_shutdown_intel; |
3e24767b | 2885 | hdev->set_diag = btintel_set_diag_mfg; |
4185a0f5 | 2886 | hdev->set_bdaddr = btintel_set_bdaddr; |
c33fb9b4 | 2887 | set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks); |
c1154842 | 2888 | set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks); |
3e24767b | 2889 | set_bit(HCI_QUIRK_NON_PERSISTENT_DIAG, &hdev->quirks); |
cb8d6597 | 2890 | } |
dffd30ee | 2891 | |
cda0dd78 | 2892 | if (id->driver_info & BTUSB_INTEL_NEW) { |
49a5f782 | 2893 | hdev->manufacturer = 2; |
cda0dd78 MH |
2894 | hdev->send = btusb_send_frame_intel; |
2895 | hdev->setup = btusb_setup_intel_new; | |
eeb6abe9 | 2896 | hdev->hw_error = btintel_hw_error; |
6d2e50d2 | 2897 | hdev->set_diag = btintel_set_diag; |
4185a0f5 | 2898 | hdev->set_bdaddr = btintel_set_bdaddr; |
b970c5ba | 2899 | set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks); |
d8270fbb | 2900 | set_bit(HCI_QUIRK_NON_PERSISTENT_DIAG, &hdev->quirks); |
cda0dd78 MH |
2901 | } |
2902 | ||
ae8df494 AK |
2903 | if (id->driver_info & BTUSB_MARVELL) |
2904 | hdev->set_bdaddr = btusb_set_bdaddr_marvell; | |
2905 | ||
661cf88a MH |
2906 | if (id->driver_info & BTUSB_SWAVE) { |
2907 | set_bit(HCI_QUIRK_FIXUP_INQUIRY_MODE, &hdev->quirks); | |
d57dbe77 | 2908 | set_bit(HCI_QUIRK_BROKEN_LOCAL_COMMANDS, &hdev->quirks); |
661cf88a | 2909 | } |
d57dbe77 | 2910 | |
e4c534bb MH |
2911 | if (id->driver_info & BTUSB_INTEL_BOOT) { |
2912 | hdev->manufacturer = 2; | |
40df783d | 2913 | set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks); |
e4c534bb | 2914 | } |
40df783d | 2915 | |
79f0c87d | 2916 | if (id->driver_info & BTUSB_ATH3012) { |
5859223e | 2917 | hdev->set_bdaddr = btusb_set_bdaddr_ath3012; |
3d50d51a | 2918 | set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks); |
79f0c87d JP |
2919 | set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks); |
2920 | } | |
5859223e | 2921 | |
3267c884 KBYT |
2922 | if (id->driver_info & BTUSB_QCA_ROME) { |
2923 | data->setup_on_usb = btusb_setup_qca; | |
2924 | hdev->set_bdaddr = btusb_set_bdaddr_ath3012; | |
2925 | } | |
2926 | ||
db33c77d | 2927 | #ifdef CONFIG_BT_HCIBTUSB_RTL |
04b8c814 | 2928 | if (id->driver_info & BTUSB_REALTEK) { |
db33c77d | 2929 | hdev->setup = btrtl_setup_realtek; |
04b8c814 DD |
2930 | |
2931 | /* Realtek devices lose their updated firmware over suspend, | |
2932 | * but the USB hub doesn't notice any status change. | |
2933 | * Explicitly request a device reset on resume. | |
2934 | */ | |
2935 | set_bit(BTUSB_RESET_RESUME, &data->flags); | |
2936 | } | |
db33c77d | 2937 | #endif |
a2698a9b | 2938 | |
893ba544 MH |
2939 | if (id->driver_info & BTUSB_AMP) { |
2940 | /* AMP controllers do not support SCO packets */ | |
2941 | data->isoc = NULL; | |
2942 | } else { | |
22f8e9db MH |
2943 | /* Interface orders are hardcoded in the specification */ |
2944 | data->isoc = usb_ifnum_to_if(data->udev, ifnum_base + 1); | |
893ba544 | 2945 | } |
9bfa35fe | 2946 | |
7a9d4020 | 2947 | if (!reset) |
a6c511c6 | 2948 | set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); |
cfeb4145 MH |
2949 | |
2950 | if (force_scofix || id->driver_info & BTUSB_WRONG_SCO_MTU) { | |
2951 | if (!disable_scofix) | |
2952 | set_bit(HCI_QUIRK_FIXUP_BUFFER_SIZE, &hdev->quirks); | |
2953 | } | |
2954 | ||
9bfa35fe MH |
2955 | if (id->driver_info & BTUSB_BROKEN_ISOC) |
2956 | data->isoc = NULL; | |
2957 | ||
7a9d4020 MH |
2958 | if (id->driver_info & BTUSB_DIGIANSWER) { |
2959 | data->cmdreq_type = USB_TYPE_VENDOR; | |
a6c511c6 | 2960 | set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); |
7a9d4020 MH |
2961 | } |
2962 | ||
2963 | if (id->driver_info & BTUSB_CSR) { | |
2964 | struct usb_device *udev = data->udev; | |
81cac64b | 2965 | u16 bcdDevice = le16_to_cpu(udev->descriptor.bcdDevice); |
7a9d4020 MH |
2966 | |
2967 | /* Old firmware would otherwise execute USB reset */ | |
81cac64b | 2968 | if (bcdDevice < 0x117) |
a6c511c6 | 2969 | set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); |
81cac64b MH |
2970 | |
2971 | /* Fake CSR devices with broken commands */ | |
6cafcd95 | 2972 | if (bcdDevice <= 0x100 || bcdDevice == 0x134) |
81cac64b | 2973 | hdev->setup = btusb_setup_csr; |
49c989a0 JP |
2974 | |
2975 | set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks); | |
7a9d4020 MH |
2976 | } |
2977 | ||
cfeb4145 | 2978 | if (id->driver_info & BTUSB_SNIFFER) { |
9bfa35fe | 2979 | struct usb_device *udev = data->udev; |
cfeb4145 | 2980 | |
7a9d4020 | 2981 | /* New sniffer firmware has crippled HCI interface */ |
cfeb4145 MH |
2982 | if (le16_to_cpu(udev->descriptor.bcdDevice) > 0x997) |
2983 | set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks); | |
2984 | } | |
2985 | ||
3a5ef20c MH |
2986 | if (id->driver_info & BTUSB_INTEL_BOOT) { |
2987 | /* A bug in the bootloader causes that interrupt interface is | |
2988 | * only enabled after receiving SetInterface(0, AltSetting=0). | |
2989 | */ | |
2990 | err = usb_set_interface(data->udev, 0, 0); | |
2991 | if (err < 0) { | |
2992 | BT_ERR("failed to set interface 0, alt 0 %d", err); | |
2993 | hci_free_dev(hdev); | |
2994 | return err; | |
2995 | } | |
2996 | } | |
2997 | ||
9bfa35fe MH |
2998 | if (data->isoc) { |
2999 | err = usb_driver_claim_interface(&btusb_driver, | |
89e7533d | 3000 | data->isoc, data); |
9bfa35fe MH |
3001 | if (err < 0) { |
3002 | hci_free_dev(hdev); | |
9bfa35fe MH |
3003 | return err; |
3004 | } | |
3005 | } | |
3006 | ||
9d08f504 MH |
3007 | #ifdef CONFIG_BT_HCIBTUSB_BCM |
3008 | if (data->diag) { | |
3009 | if (!usb_driver_claim_interface(&btusb_driver, | |
3010 | data->diag, data)) | |
3011 | __set_diag_interface(hdev); | |
3012 | else | |
3013 | data->diag = NULL; | |
3014 | } | |
3015 | #endif | |
3016 | ||
5e23b923 MH |
3017 | err = hci_register_dev(hdev); |
3018 | if (err < 0) { | |
3019 | hci_free_dev(hdev); | |
5e23b923 MH |
3020 | return err; |
3021 | } | |
3022 | ||
3023 | usb_set_intfdata(intf, data); | |
3024 | ||
3025 | return 0; | |
3026 | } | |
3027 | ||
3028 | static void btusb_disconnect(struct usb_interface *intf) | |
3029 | { | |
3030 | struct btusb_data *data = usb_get_intfdata(intf); | |
3031 | struct hci_dev *hdev; | |
3032 | ||
3033 | BT_DBG("intf %p", intf); | |
3034 | ||
3035 | if (!data) | |
3036 | return; | |
3037 | ||
3038 | hdev = data->hdev; | |
5fbcd260 MH |
3039 | usb_set_intfdata(data->intf, NULL); |
3040 | ||
3041 | if (data->isoc) | |
3042 | usb_set_intfdata(data->isoc, NULL); | |
5e23b923 | 3043 | |
9d08f504 MH |
3044 | if (data->diag) |
3045 | usb_set_intfdata(data->diag, NULL); | |
3046 | ||
5e23b923 MH |
3047 | hci_unregister_dev(hdev); |
3048 | ||
9d08f504 MH |
3049 | if (intf == data->intf) { |
3050 | if (data->isoc) | |
3051 | usb_driver_release_interface(&btusb_driver, data->isoc); | |
3052 | if (data->diag) | |
3053 | usb_driver_release_interface(&btusb_driver, data->diag); | |
3054 | } else if (intf == data->isoc) { | |
3055 | if (data->diag) | |
3056 | usb_driver_release_interface(&btusb_driver, data->diag); | |
5fbcd260 | 3057 | usb_driver_release_interface(&btusb_driver, data->intf); |
9d08f504 MH |
3058 | } else if (intf == data->diag) { |
3059 | usb_driver_release_interface(&btusb_driver, data->intf); | |
3060 | if (data->isoc) | |
3061 | usb_driver_release_interface(&btusb_driver, data->isoc); | |
3062 | } | |
5fbcd260 | 3063 | |
5e23b923 MH |
3064 | hci_free_dev(hdev); |
3065 | } | |
3066 | ||
7bee549e | 3067 | #ifdef CONFIG_PM |
6a88adf2 MH |
3068 | static int btusb_suspend(struct usb_interface *intf, pm_message_t message) |
3069 | { | |
3070 | struct btusb_data *data = usb_get_intfdata(intf); | |
3071 | ||
3072 | BT_DBG("intf %p", intf); | |
3073 | ||
3074 | if (data->suspend_count++) | |
3075 | return 0; | |
3076 | ||
7bee549e | 3077 | spin_lock_irq(&data->txlock); |
5b1b0b81 | 3078 | if (!(PMSG_IS_AUTO(message) && data->tx_in_flight)) { |
7bee549e ON |
3079 | set_bit(BTUSB_SUSPENDING, &data->flags); |
3080 | spin_unlock_irq(&data->txlock); | |
3081 | } else { | |
3082 | spin_unlock_irq(&data->txlock); | |
3083 | data->suspend_count--; | |
3084 | return -EBUSY; | |
3085 | } | |
3086 | ||
6a88adf2 MH |
3087 | cancel_work_sync(&data->work); |
3088 | ||
7bee549e | 3089 | btusb_stop_traffic(data); |
6a88adf2 MH |
3090 | usb_kill_anchored_urbs(&data->tx_anchor); |
3091 | ||
04b8c814 DD |
3092 | /* Optionally request a device reset on resume, but only when |
3093 | * wakeups are disabled. If wakeups are enabled we assume the | |
3094 | * device will stay powered up throughout suspend. | |
3095 | */ | |
3096 | if (test_bit(BTUSB_RESET_RESUME, &data->flags) && | |
3097 | !device_may_wakeup(&data->udev->dev)) | |
3098 | data->udev->reset_resume = 1; | |
3099 | ||
6a88adf2 MH |
3100 | return 0; |
3101 | } | |
3102 | ||
7bee549e ON |
3103 | static void play_deferred(struct btusb_data *data) |
3104 | { | |
3105 | struct urb *urb; | |
3106 | int err; | |
3107 | ||
3108 | while ((urb = usb_get_from_anchor(&data->deferred))) { | |
3109 | err = usb_submit_urb(urb, GFP_ATOMIC); | |
3110 | if (err < 0) | |
3111 | break; | |
3112 | ||
3113 | data->tx_in_flight++; | |
3114 | } | |
3115 | usb_scuttle_anchored_urbs(&data->deferred); | |
3116 | } | |
3117 | ||
6a88adf2 MH |
3118 | static int btusb_resume(struct usb_interface *intf) |
3119 | { | |
3120 | struct btusb_data *data = usb_get_intfdata(intf); | |
3121 | struct hci_dev *hdev = data->hdev; | |
7bee549e | 3122 | int err = 0; |
6a88adf2 MH |
3123 | |
3124 | BT_DBG("intf %p", intf); | |
3125 | ||
3126 | if (--data->suspend_count) | |
3127 | return 0; | |
3128 | ||
3129 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
7bee549e | 3130 | goto done; |
6a88adf2 MH |
3131 | |
3132 | if (test_bit(BTUSB_INTR_RUNNING, &data->flags)) { | |
3133 | err = btusb_submit_intr_urb(hdev, GFP_NOIO); | |
3134 | if (err < 0) { | |
3135 | clear_bit(BTUSB_INTR_RUNNING, &data->flags); | |
7bee549e | 3136 | goto failed; |
6a88adf2 MH |
3137 | } |
3138 | } | |
3139 | ||
3140 | if (test_bit(BTUSB_BULK_RUNNING, &data->flags)) { | |
43c2e57f MH |
3141 | err = btusb_submit_bulk_urb(hdev, GFP_NOIO); |
3142 | if (err < 0) { | |
6a88adf2 | 3143 | clear_bit(BTUSB_BULK_RUNNING, &data->flags); |
7bee549e ON |
3144 | goto failed; |
3145 | } | |
3146 | ||
3147 | btusb_submit_bulk_urb(hdev, GFP_NOIO); | |
6a88adf2 MH |
3148 | } |
3149 | ||
3150 | if (test_bit(BTUSB_ISOC_RUNNING, &data->flags)) { | |
3151 | if (btusb_submit_isoc_urb(hdev, GFP_NOIO) < 0) | |
3152 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); | |
3153 | else | |
3154 | btusb_submit_isoc_urb(hdev, GFP_NOIO); | |
3155 | } | |
3156 | ||
7bee549e ON |
3157 | spin_lock_irq(&data->txlock); |
3158 | play_deferred(data); | |
3159 | clear_bit(BTUSB_SUSPENDING, &data->flags); | |
3160 | spin_unlock_irq(&data->txlock); | |
3161 | schedule_work(&data->work); | |
3162 | ||
6a88adf2 | 3163 | return 0; |
7bee549e ON |
3164 | |
3165 | failed: | |
3166 | usb_scuttle_anchored_urbs(&data->deferred); | |
3167 | done: | |
3168 | spin_lock_irq(&data->txlock); | |
3169 | clear_bit(BTUSB_SUSPENDING, &data->flags); | |
3170 | spin_unlock_irq(&data->txlock); | |
3171 | ||
3172 | return err; | |
6a88adf2 | 3173 | } |
7bee549e | 3174 | #endif |
6a88adf2 | 3175 | |
5e23b923 MH |
3176 | static struct usb_driver btusb_driver = { |
3177 | .name = "btusb", | |
3178 | .probe = btusb_probe, | |
3179 | .disconnect = btusb_disconnect, | |
7bee549e | 3180 | #ifdef CONFIG_PM |
6a88adf2 MH |
3181 | .suspend = btusb_suspend, |
3182 | .resume = btusb_resume, | |
7bee549e | 3183 | #endif |
5e23b923 | 3184 | .id_table = btusb_table, |
7bee549e | 3185 | .supports_autosuspend = 1, |
e1f12eb6 | 3186 | .disable_hub_initiated_lpm = 1, |
5e23b923 MH |
3187 | }; |
3188 | ||
93f1508c | 3189 | module_usb_driver(btusb_driver); |
5e23b923 | 3190 | |
cfeb4145 MH |
3191 | module_param(disable_scofix, bool, 0644); |
3192 | MODULE_PARM_DESC(disable_scofix, "Disable fixup of wrong SCO buffer size"); | |
3193 | ||
3194 | module_param(force_scofix, bool, 0644); | |
3195 | MODULE_PARM_DESC(force_scofix, "Force fixup of wrong SCO buffers size"); | |
3196 | ||
3197 | module_param(reset, bool, 0644); | |
3198 | MODULE_PARM_DESC(reset, "Send HCI reset command on initialization"); | |
3199 | ||
5e23b923 MH |
3200 | MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>"); |
3201 | MODULE_DESCRIPTION("Generic Bluetooth USB driver ver " VERSION); | |
3202 | MODULE_VERSION(VERSION); | |
3203 | MODULE_LICENSE("GPL"); |