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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 }, | |
1165df0e | 317 | { USB_DEVICE(0x1286, 0x204e), .driver_info = BTUSB_MARVELL }, |
cb1ee89f | 318 | |
d0ac9eb7 | 319 | /* Intel Bluetooth devices */ |
407550fe | 320 | { USB_DEVICE(0x8087, 0x07da), .driver_info = BTUSB_CSR }, |
dffd30ee | 321 | { USB_DEVICE(0x8087, 0x07dc), .driver_info = BTUSB_INTEL }, |
ef4e5e4a | 322 | { USB_DEVICE(0x8087, 0x0a2a), .driver_info = BTUSB_INTEL }, |
cda0dd78 | 323 | { USB_DEVICE(0x8087, 0x0a2b), .driver_info = BTUSB_INTEL_NEW }, |
439e65d3 | 324 | { USB_DEVICE(0x8087, 0x0aa7), .driver_info = BTUSB_INTEL }, |
dffd30ee | 325 | |
d0ac9eb7 MH |
326 | /* Other Intel Bluetooth devices */ |
327 | { USB_VENDOR_AND_INTERFACE_INFO(0x8087, 0xe0, 0x01, 0x01), | |
328 | .driver_info = BTUSB_IGNORE }, | |
ae8df494 | 329 | |
a2698a9b DD |
330 | /* Realtek Bluetooth devices */ |
331 | { USB_VENDOR_AND_INTERFACE_INFO(0x0bda, 0xe0, 0x01, 0x01), | |
332 | .driver_info = BTUSB_REALTEK }, | |
333 | ||
334 | /* Additional Realtek 8723AE Bluetooth devices */ | |
335 | { USB_DEVICE(0x0930, 0x021d), .driver_info = BTUSB_REALTEK }, | |
336 | { USB_DEVICE(0x13d3, 0x3394), .driver_info = BTUSB_REALTEK }, | |
337 | ||
338 | /* Additional Realtek 8723BE Bluetooth devices */ | |
339 | { USB_DEVICE(0x0489, 0xe085), .driver_info = BTUSB_REALTEK }, | |
340 | { USB_DEVICE(0x0489, 0xe08b), .driver_info = BTUSB_REALTEK }, | |
341 | { USB_DEVICE(0x13d3, 0x3410), .driver_info = BTUSB_REALTEK }, | |
342 | { USB_DEVICE(0x13d3, 0x3416), .driver_info = BTUSB_REALTEK }, | |
343 | { USB_DEVICE(0x13d3, 0x3459), .driver_info = BTUSB_REALTEK }, | |
344 | ||
345 | /* Additional Realtek 8821AE Bluetooth devices */ | |
346 | { USB_DEVICE(0x0b05, 0x17dc), .driver_info = BTUSB_REALTEK }, | |
347 | { USB_DEVICE(0x13d3, 0x3414), .driver_info = BTUSB_REALTEK }, | |
348 | { USB_DEVICE(0x13d3, 0x3458), .driver_info = BTUSB_REALTEK }, | |
349 | { USB_DEVICE(0x13d3, 0x3461), .driver_info = BTUSB_REALTEK }, | |
350 | { USB_DEVICE(0x13d3, 0x3462), .driver_info = BTUSB_REALTEK }, | |
351 | ||
4481c076 PP |
352 | /* Silicon Wave based devices */ |
353 | { USB_DEVICE(0x0c10, 0x0000), .driver_info = BTUSB_SWAVE }, | |
354 | ||
5e23b923 MH |
355 | { } /* Terminating entry */ |
356 | }; | |
357 | ||
9bfa35fe MH |
358 | #define BTUSB_MAX_ISOC_FRAMES 10 |
359 | ||
5e23b923 MH |
360 | #define BTUSB_INTR_RUNNING 0 |
361 | #define BTUSB_BULK_RUNNING 1 | |
9bfa35fe | 362 | #define BTUSB_ISOC_RUNNING 2 |
7bee549e | 363 | #define BTUSB_SUSPENDING 3 |
08b8b6c4 | 364 | #define BTUSB_DID_ISO_RESUME 4 |
cda0dd78 MH |
365 | #define BTUSB_BOOTLOADER 5 |
366 | #define BTUSB_DOWNLOADING 6 | |
ce6bb929 | 367 | #define BTUSB_FIRMWARE_LOADED 7 |
cda0dd78 | 368 | #define BTUSB_FIRMWARE_FAILED 8 |
ce6bb929 | 369 | #define BTUSB_BOOTING 9 |
04b8c814 | 370 | #define BTUSB_RESET_RESUME 10 |
9d08f504 | 371 | #define BTUSB_DIAG_RUNNING 11 |
5e23b923 MH |
372 | |
373 | struct btusb_data { | |
374 | struct hci_dev *hdev; | |
375 | struct usb_device *udev; | |
5fbcd260 | 376 | struct usb_interface *intf; |
9bfa35fe | 377 | struct usb_interface *isoc; |
9d08f504 | 378 | struct usb_interface *diag; |
5e23b923 | 379 | |
5e23b923 MH |
380 | unsigned long flags; |
381 | ||
382 | struct work_struct work; | |
7bee549e | 383 | struct work_struct waker; |
5e23b923 | 384 | |
803b5836 | 385 | struct usb_anchor deferred; |
5e23b923 | 386 | struct usb_anchor tx_anchor; |
803b5836 MH |
387 | int tx_in_flight; |
388 | spinlock_t txlock; | |
389 | ||
5e23b923 MH |
390 | struct usb_anchor intr_anchor; |
391 | struct usb_anchor bulk_anchor; | |
9bfa35fe | 392 | struct usb_anchor isoc_anchor; |
9d08f504 | 393 | struct usb_anchor diag_anchor; |
803b5836 MH |
394 | spinlock_t rxlock; |
395 | ||
396 | struct sk_buff *evt_skb; | |
397 | struct sk_buff *acl_skb; | |
398 | struct sk_buff *sco_skb; | |
5e23b923 MH |
399 | |
400 | struct usb_endpoint_descriptor *intr_ep; | |
401 | struct usb_endpoint_descriptor *bulk_tx_ep; | |
402 | struct usb_endpoint_descriptor *bulk_rx_ep; | |
9bfa35fe MH |
403 | struct usb_endpoint_descriptor *isoc_tx_ep; |
404 | struct usb_endpoint_descriptor *isoc_rx_ep; | |
9d08f504 MH |
405 | struct usb_endpoint_descriptor *diag_tx_ep; |
406 | struct usb_endpoint_descriptor *diag_rx_ep; | |
9bfa35fe | 407 | |
7a9d4020 | 408 | __u8 cmdreq_type; |
893ba544 | 409 | __u8 cmdreq; |
7a9d4020 | 410 | |
43c2e57f | 411 | unsigned int sco_num; |
9bfa35fe | 412 | int isoc_altsetting; |
6a88adf2 | 413 | int suspend_count; |
2cbd3f5c | 414 | |
97307f51 | 415 | int (*recv_event)(struct hci_dev *hdev, struct sk_buff *skb); |
2cbd3f5c | 416 | int (*recv_bulk)(struct btusb_data *data, void *buffer, int count); |
ace31982 KBYT |
417 | |
418 | int (*setup_on_usb)(struct hci_dev *hdev); | |
5e23b923 MH |
419 | }; |
420 | ||
803b5836 MH |
421 | static inline void btusb_free_frags(struct btusb_data *data) |
422 | { | |
423 | unsigned long flags; | |
424 | ||
425 | spin_lock_irqsave(&data->rxlock, flags); | |
426 | ||
427 | kfree_skb(data->evt_skb); | |
428 | data->evt_skb = NULL; | |
429 | ||
430 | kfree_skb(data->acl_skb); | |
431 | data->acl_skb = NULL; | |
432 | ||
433 | kfree_skb(data->sco_skb); | |
434 | data->sco_skb = NULL; | |
435 | ||
436 | spin_unlock_irqrestore(&data->rxlock, flags); | |
437 | } | |
438 | ||
1ffa4ad0 MH |
439 | static int btusb_recv_intr(struct btusb_data *data, void *buffer, int count) |
440 | { | |
803b5836 MH |
441 | struct sk_buff *skb; |
442 | int err = 0; | |
443 | ||
444 | spin_lock(&data->rxlock); | |
445 | skb = data->evt_skb; | |
446 | ||
447 | while (count) { | |
448 | int len; | |
449 | ||
450 | if (!skb) { | |
451 | skb = bt_skb_alloc(HCI_MAX_EVENT_SIZE, GFP_ATOMIC); | |
452 | if (!skb) { | |
453 | err = -ENOMEM; | |
454 | break; | |
455 | } | |
456 | ||
618e8bc2 MH |
457 | hci_skb_pkt_type(skb) = HCI_EVENT_PKT; |
458 | hci_skb_expect(skb) = HCI_EVENT_HDR_SIZE; | |
803b5836 MH |
459 | } |
460 | ||
618e8bc2 | 461 | len = min_t(uint, hci_skb_expect(skb), count); |
803b5836 MH |
462 | memcpy(skb_put(skb, len), buffer, len); |
463 | ||
464 | count -= len; | |
465 | buffer += len; | |
618e8bc2 | 466 | hci_skb_expect(skb) -= len; |
803b5836 MH |
467 | |
468 | if (skb->len == HCI_EVENT_HDR_SIZE) { | |
469 | /* Complete event header */ | |
618e8bc2 | 470 | hci_skb_expect(skb) = hci_event_hdr(skb)->plen; |
803b5836 | 471 | |
618e8bc2 | 472 | if (skb_tailroom(skb) < hci_skb_expect(skb)) { |
803b5836 MH |
473 | kfree_skb(skb); |
474 | skb = NULL; | |
475 | ||
476 | err = -EILSEQ; | |
477 | break; | |
478 | } | |
479 | } | |
480 | ||
618e8bc2 | 481 | if (!hci_skb_expect(skb)) { |
803b5836 | 482 | /* Complete frame */ |
97307f51 | 483 | data->recv_event(data->hdev, skb); |
803b5836 MH |
484 | skb = NULL; |
485 | } | |
486 | } | |
487 | ||
488 | data->evt_skb = skb; | |
489 | spin_unlock(&data->rxlock); | |
490 | ||
491 | return err; | |
1ffa4ad0 MH |
492 | } |
493 | ||
494 | static int btusb_recv_bulk(struct btusb_data *data, void *buffer, int count) | |
495 | { | |
803b5836 MH |
496 | struct sk_buff *skb; |
497 | int err = 0; | |
498 | ||
499 | spin_lock(&data->rxlock); | |
500 | skb = data->acl_skb; | |
501 | ||
502 | while (count) { | |
503 | int len; | |
504 | ||
505 | if (!skb) { | |
506 | skb = bt_skb_alloc(HCI_MAX_FRAME_SIZE, GFP_ATOMIC); | |
507 | if (!skb) { | |
508 | err = -ENOMEM; | |
509 | break; | |
510 | } | |
511 | ||
618e8bc2 MH |
512 | hci_skb_pkt_type(skb) = HCI_ACLDATA_PKT; |
513 | hci_skb_expect(skb) = HCI_ACL_HDR_SIZE; | |
803b5836 MH |
514 | } |
515 | ||
618e8bc2 | 516 | len = min_t(uint, hci_skb_expect(skb), count); |
803b5836 MH |
517 | memcpy(skb_put(skb, len), buffer, len); |
518 | ||
519 | count -= len; | |
520 | buffer += len; | |
618e8bc2 | 521 | hci_skb_expect(skb) -= len; |
803b5836 MH |
522 | |
523 | if (skb->len == HCI_ACL_HDR_SIZE) { | |
524 | __le16 dlen = hci_acl_hdr(skb)->dlen; | |
525 | ||
526 | /* Complete ACL header */ | |
618e8bc2 | 527 | hci_skb_expect(skb) = __le16_to_cpu(dlen); |
803b5836 | 528 | |
618e8bc2 | 529 | if (skb_tailroom(skb) < hci_skb_expect(skb)) { |
803b5836 MH |
530 | kfree_skb(skb); |
531 | skb = NULL; | |
532 | ||
533 | err = -EILSEQ; | |
534 | break; | |
535 | } | |
536 | } | |
537 | ||
618e8bc2 | 538 | if (!hci_skb_expect(skb)) { |
803b5836 MH |
539 | /* Complete frame */ |
540 | hci_recv_frame(data->hdev, skb); | |
541 | skb = NULL; | |
542 | } | |
543 | } | |
544 | ||
545 | data->acl_skb = skb; | |
546 | spin_unlock(&data->rxlock); | |
547 | ||
548 | return err; | |
1ffa4ad0 MH |
549 | } |
550 | ||
551 | static int btusb_recv_isoc(struct btusb_data *data, void *buffer, int count) | |
552 | { | |
803b5836 MH |
553 | struct sk_buff *skb; |
554 | int err = 0; | |
555 | ||
556 | spin_lock(&data->rxlock); | |
557 | skb = data->sco_skb; | |
558 | ||
559 | while (count) { | |
560 | int len; | |
561 | ||
562 | if (!skb) { | |
563 | skb = bt_skb_alloc(HCI_MAX_SCO_SIZE, GFP_ATOMIC); | |
564 | if (!skb) { | |
565 | err = -ENOMEM; | |
566 | break; | |
567 | } | |
568 | ||
618e8bc2 MH |
569 | hci_skb_pkt_type(skb) = HCI_SCODATA_PKT; |
570 | hci_skb_expect(skb) = HCI_SCO_HDR_SIZE; | |
803b5836 MH |
571 | } |
572 | ||
618e8bc2 | 573 | len = min_t(uint, hci_skb_expect(skb), count); |
803b5836 MH |
574 | memcpy(skb_put(skb, len), buffer, len); |
575 | ||
576 | count -= len; | |
577 | buffer += len; | |
618e8bc2 | 578 | hci_skb_expect(skb) -= len; |
803b5836 MH |
579 | |
580 | if (skb->len == HCI_SCO_HDR_SIZE) { | |
581 | /* Complete SCO header */ | |
618e8bc2 | 582 | hci_skb_expect(skb) = hci_sco_hdr(skb)->dlen; |
803b5836 | 583 | |
618e8bc2 | 584 | if (skb_tailroom(skb) < hci_skb_expect(skb)) { |
803b5836 MH |
585 | kfree_skb(skb); |
586 | skb = NULL; | |
587 | ||
588 | err = -EILSEQ; | |
589 | break; | |
590 | } | |
591 | } | |
592 | ||
618e8bc2 | 593 | if (!hci_skb_expect(skb)) { |
803b5836 MH |
594 | /* Complete frame */ |
595 | hci_recv_frame(data->hdev, skb); | |
596 | skb = NULL; | |
597 | } | |
598 | } | |
599 | ||
600 | data->sco_skb = skb; | |
601 | spin_unlock(&data->rxlock); | |
602 | ||
603 | return err; | |
1ffa4ad0 MH |
604 | } |
605 | ||
5e23b923 MH |
606 | static void btusb_intr_complete(struct urb *urb) |
607 | { | |
608 | struct hci_dev *hdev = urb->context; | |
155961e8 | 609 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
610 | int err; |
611 | ||
89e7533d MH |
612 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, |
613 | urb->actual_length); | |
5e23b923 MH |
614 | |
615 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
616 | return; | |
617 | ||
618 | if (urb->status == 0) { | |
9bfa35fe MH |
619 | hdev->stat.byte_rx += urb->actual_length; |
620 | ||
1ffa4ad0 MH |
621 | if (btusb_recv_intr(data, urb->transfer_buffer, |
622 | urb->actual_length) < 0) { | |
5e23b923 MH |
623 | BT_ERR("%s corrupted event packet", hdev->name); |
624 | hdev->stat.err_rx++; | |
625 | } | |
85560c4a CC |
626 | } else if (urb->status == -ENOENT) { |
627 | /* Avoid suspend failed when usb_kill_urb */ | |
628 | return; | |
5e23b923 MH |
629 | } |
630 | ||
631 | if (!test_bit(BTUSB_INTR_RUNNING, &data->flags)) | |
632 | return; | |
633 | ||
7bee549e | 634 | usb_mark_last_busy(data->udev); |
5e23b923 MH |
635 | usb_anchor_urb(urb, &data->intr_anchor); |
636 | ||
637 | err = usb_submit_urb(urb, GFP_ATOMIC); | |
638 | if (err < 0) { | |
4935f1c1 PB |
639 | /* -EPERM: urb is being killed; |
640 | * -ENODEV: device got disconnected */ | |
641 | if (err != -EPERM && err != -ENODEV) | |
61faddf6 | 642 | BT_ERR("%s urb %p failed to resubmit (%d)", |
89e7533d | 643 | hdev->name, urb, -err); |
5e23b923 MH |
644 | usb_unanchor_urb(urb); |
645 | } | |
646 | } | |
647 | ||
2eda66f4 | 648 | static int btusb_submit_intr_urb(struct hci_dev *hdev, gfp_t mem_flags) |
5e23b923 | 649 | { |
155961e8 | 650 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
651 | struct urb *urb; |
652 | unsigned char *buf; | |
653 | unsigned int pipe; | |
654 | int err, size; | |
655 | ||
656 | BT_DBG("%s", hdev->name); | |
657 | ||
9bfa35fe MH |
658 | if (!data->intr_ep) |
659 | return -ENODEV; | |
660 | ||
2eda66f4 | 661 | urb = usb_alloc_urb(0, mem_flags); |
5e23b923 MH |
662 | if (!urb) |
663 | return -ENOMEM; | |
664 | ||
665 | size = le16_to_cpu(data->intr_ep->wMaxPacketSize); | |
666 | ||
2eda66f4 | 667 | buf = kmalloc(size, mem_flags); |
5e23b923 MH |
668 | if (!buf) { |
669 | usb_free_urb(urb); | |
670 | return -ENOMEM; | |
671 | } | |
672 | ||
673 | pipe = usb_rcvintpipe(data->udev, data->intr_ep->bEndpointAddress); | |
674 | ||
675 | usb_fill_int_urb(urb, data->udev, pipe, buf, size, | |
89e7533d | 676 | btusb_intr_complete, hdev, data->intr_ep->bInterval); |
5e23b923 MH |
677 | |
678 | urb->transfer_flags |= URB_FREE_BUFFER; | |
679 | ||
680 | usb_anchor_urb(urb, &data->intr_anchor); | |
681 | ||
2eda66f4 | 682 | err = usb_submit_urb(urb, mem_flags); |
5e23b923 | 683 | if (err < 0) { |
d4b8d1c9 PB |
684 | if (err != -EPERM && err != -ENODEV) |
685 | BT_ERR("%s urb %p submission failed (%d)", | |
89e7533d | 686 | hdev->name, urb, -err); |
5e23b923 | 687 | usb_unanchor_urb(urb); |
5e23b923 MH |
688 | } |
689 | ||
690 | usb_free_urb(urb); | |
691 | ||
692 | return err; | |
693 | } | |
694 | ||
695 | static void btusb_bulk_complete(struct urb *urb) | |
696 | { | |
697 | struct hci_dev *hdev = urb->context; | |
155961e8 | 698 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
699 | int err; |
700 | ||
89e7533d MH |
701 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, |
702 | urb->actual_length); | |
5e23b923 MH |
703 | |
704 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
705 | return; | |
706 | ||
707 | if (urb->status == 0) { | |
9bfa35fe MH |
708 | hdev->stat.byte_rx += urb->actual_length; |
709 | ||
2cbd3f5c | 710 | if (data->recv_bulk(data, urb->transfer_buffer, |
1ffa4ad0 | 711 | urb->actual_length) < 0) { |
5e23b923 MH |
712 | BT_ERR("%s corrupted ACL packet", hdev->name); |
713 | hdev->stat.err_rx++; | |
714 | } | |
85560c4a CC |
715 | } else if (urb->status == -ENOENT) { |
716 | /* Avoid suspend failed when usb_kill_urb */ | |
717 | return; | |
5e23b923 MH |
718 | } |
719 | ||
720 | if (!test_bit(BTUSB_BULK_RUNNING, &data->flags)) | |
721 | return; | |
722 | ||
723 | usb_anchor_urb(urb, &data->bulk_anchor); | |
652fd781 | 724 | usb_mark_last_busy(data->udev); |
5e23b923 MH |
725 | |
726 | err = usb_submit_urb(urb, GFP_ATOMIC); | |
727 | if (err < 0) { | |
4935f1c1 PB |
728 | /* -EPERM: urb is being killed; |
729 | * -ENODEV: device got disconnected */ | |
730 | if (err != -EPERM && err != -ENODEV) | |
61faddf6 | 731 | BT_ERR("%s urb %p failed to resubmit (%d)", |
89e7533d | 732 | hdev->name, urb, -err); |
5e23b923 MH |
733 | usb_unanchor_urb(urb); |
734 | } | |
735 | } | |
736 | ||
2eda66f4 | 737 | static int btusb_submit_bulk_urb(struct hci_dev *hdev, gfp_t mem_flags) |
5e23b923 | 738 | { |
155961e8 | 739 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
740 | struct urb *urb; |
741 | unsigned char *buf; | |
742 | unsigned int pipe; | |
290ba200 | 743 | int err, size = HCI_MAX_FRAME_SIZE; |
5e23b923 MH |
744 | |
745 | BT_DBG("%s", hdev->name); | |
746 | ||
9bfa35fe MH |
747 | if (!data->bulk_rx_ep) |
748 | return -ENODEV; | |
749 | ||
2eda66f4 | 750 | urb = usb_alloc_urb(0, mem_flags); |
5e23b923 MH |
751 | if (!urb) |
752 | return -ENOMEM; | |
753 | ||
2eda66f4 | 754 | buf = kmalloc(size, mem_flags); |
5e23b923 MH |
755 | if (!buf) { |
756 | usb_free_urb(urb); | |
757 | return -ENOMEM; | |
758 | } | |
759 | ||
760 | pipe = usb_rcvbulkpipe(data->udev, data->bulk_rx_ep->bEndpointAddress); | |
761 | ||
89e7533d MH |
762 | usb_fill_bulk_urb(urb, data->udev, pipe, buf, size, |
763 | btusb_bulk_complete, hdev); | |
5e23b923 MH |
764 | |
765 | urb->transfer_flags |= URB_FREE_BUFFER; | |
766 | ||
7bee549e | 767 | usb_mark_last_busy(data->udev); |
5e23b923 MH |
768 | usb_anchor_urb(urb, &data->bulk_anchor); |
769 | ||
2eda66f4 | 770 | err = usb_submit_urb(urb, mem_flags); |
5e23b923 | 771 | if (err < 0) { |
d4b8d1c9 PB |
772 | if (err != -EPERM && err != -ENODEV) |
773 | BT_ERR("%s urb %p submission failed (%d)", | |
89e7533d | 774 | hdev->name, urb, -err); |
5e23b923 | 775 | usb_unanchor_urb(urb); |
5e23b923 MH |
776 | } |
777 | ||
778 | usb_free_urb(urb); | |
779 | ||
780 | return err; | |
781 | } | |
782 | ||
9bfa35fe MH |
783 | static void btusb_isoc_complete(struct urb *urb) |
784 | { | |
785 | struct hci_dev *hdev = urb->context; | |
155961e8 | 786 | struct btusb_data *data = hci_get_drvdata(hdev); |
9bfa35fe MH |
787 | int i, err; |
788 | ||
89e7533d MH |
789 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, |
790 | urb->actual_length); | |
9bfa35fe MH |
791 | |
792 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
793 | return; | |
794 | ||
795 | if (urb->status == 0) { | |
796 | for (i = 0; i < urb->number_of_packets; i++) { | |
797 | unsigned int offset = urb->iso_frame_desc[i].offset; | |
798 | unsigned int length = urb->iso_frame_desc[i].actual_length; | |
799 | ||
800 | if (urb->iso_frame_desc[i].status) | |
801 | continue; | |
802 | ||
803 | hdev->stat.byte_rx += length; | |
804 | ||
1ffa4ad0 MH |
805 | if (btusb_recv_isoc(data, urb->transfer_buffer + offset, |
806 | length) < 0) { | |
9bfa35fe MH |
807 | BT_ERR("%s corrupted SCO packet", hdev->name); |
808 | hdev->stat.err_rx++; | |
809 | } | |
810 | } | |
85560c4a CC |
811 | } else if (urb->status == -ENOENT) { |
812 | /* Avoid suspend failed when usb_kill_urb */ | |
813 | return; | |
9bfa35fe MH |
814 | } |
815 | ||
816 | if (!test_bit(BTUSB_ISOC_RUNNING, &data->flags)) | |
817 | return; | |
818 | ||
819 | usb_anchor_urb(urb, &data->isoc_anchor); | |
820 | ||
821 | err = usb_submit_urb(urb, GFP_ATOMIC); | |
822 | if (err < 0) { | |
4935f1c1 PB |
823 | /* -EPERM: urb is being killed; |
824 | * -ENODEV: device got disconnected */ | |
825 | if (err != -EPERM && err != -ENODEV) | |
61faddf6 | 826 | BT_ERR("%s urb %p failed to resubmit (%d)", |
89e7533d | 827 | hdev->name, urb, -err); |
9bfa35fe MH |
828 | usb_unanchor_urb(urb); |
829 | } | |
830 | } | |
831 | ||
42b16b3f | 832 | static inline void __fill_isoc_descriptor(struct urb *urb, int len, int mtu) |
9bfa35fe MH |
833 | { |
834 | int i, offset = 0; | |
835 | ||
836 | BT_DBG("len %d mtu %d", len, mtu); | |
837 | ||
838 | for (i = 0; i < BTUSB_MAX_ISOC_FRAMES && len >= mtu; | |
839 | i++, offset += mtu, len -= mtu) { | |
840 | urb->iso_frame_desc[i].offset = offset; | |
841 | urb->iso_frame_desc[i].length = mtu; | |
842 | } | |
843 | ||
844 | if (len && i < BTUSB_MAX_ISOC_FRAMES) { | |
845 | urb->iso_frame_desc[i].offset = offset; | |
846 | urb->iso_frame_desc[i].length = len; | |
847 | i++; | |
848 | } | |
849 | ||
850 | urb->number_of_packets = i; | |
851 | } | |
852 | ||
2eda66f4 | 853 | static int btusb_submit_isoc_urb(struct hci_dev *hdev, gfp_t mem_flags) |
9bfa35fe | 854 | { |
155961e8 | 855 | struct btusb_data *data = hci_get_drvdata(hdev); |
9bfa35fe MH |
856 | struct urb *urb; |
857 | unsigned char *buf; | |
858 | unsigned int pipe; | |
859 | int err, size; | |
860 | ||
861 | BT_DBG("%s", hdev->name); | |
862 | ||
863 | if (!data->isoc_rx_ep) | |
864 | return -ENODEV; | |
865 | ||
2eda66f4 | 866 | urb = usb_alloc_urb(BTUSB_MAX_ISOC_FRAMES, mem_flags); |
9bfa35fe MH |
867 | if (!urb) |
868 | return -ENOMEM; | |
869 | ||
870 | size = le16_to_cpu(data->isoc_rx_ep->wMaxPacketSize) * | |
871 | BTUSB_MAX_ISOC_FRAMES; | |
872 | ||
2eda66f4 | 873 | buf = kmalloc(size, mem_flags); |
9bfa35fe MH |
874 | if (!buf) { |
875 | usb_free_urb(urb); | |
876 | return -ENOMEM; | |
877 | } | |
878 | ||
879 | pipe = usb_rcvisocpipe(data->udev, data->isoc_rx_ep->bEndpointAddress); | |
880 | ||
fa0fb93f | 881 | usb_fill_int_urb(urb, data->udev, pipe, buf, size, btusb_isoc_complete, |
89e7533d | 882 | hdev, data->isoc_rx_ep->bInterval); |
9bfa35fe | 883 | |
89e7533d | 884 | urb->transfer_flags = URB_FREE_BUFFER | URB_ISO_ASAP; |
9bfa35fe MH |
885 | |
886 | __fill_isoc_descriptor(urb, size, | |
89e7533d | 887 | le16_to_cpu(data->isoc_rx_ep->wMaxPacketSize)); |
9bfa35fe MH |
888 | |
889 | usb_anchor_urb(urb, &data->isoc_anchor); | |
890 | ||
2eda66f4 | 891 | err = usb_submit_urb(urb, mem_flags); |
9bfa35fe | 892 | if (err < 0) { |
d4b8d1c9 PB |
893 | if (err != -EPERM && err != -ENODEV) |
894 | BT_ERR("%s urb %p submission failed (%d)", | |
89e7533d | 895 | hdev->name, urb, -err); |
9bfa35fe | 896 | usb_unanchor_urb(urb); |
9bfa35fe MH |
897 | } |
898 | ||
899 | usb_free_urb(urb); | |
900 | ||
901 | return err; | |
902 | } | |
903 | ||
9d08f504 MH |
904 | static void btusb_diag_complete(struct urb *urb) |
905 | { | |
906 | struct hci_dev *hdev = urb->context; | |
907 | struct btusb_data *data = hci_get_drvdata(hdev); | |
908 | int err; | |
909 | ||
910 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, | |
911 | urb->actual_length); | |
912 | ||
913 | if (urb->status == 0) { | |
914 | struct sk_buff *skb; | |
915 | ||
916 | skb = bt_skb_alloc(urb->actual_length, GFP_ATOMIC); | |
917 | if (skb) { | |
918 | memcpy(skb_put(skb, urb->actual_length), | |
919 | urb->transfer_buffer, urb->actual_length); | |
920 | hci_recv_diag(hdev, skb); | |
921 | } | |
922 | } else if (urb->status == -ENOENT) { | |
923 | /* Avoid suspend failed when usb_kill_urb */ | |
924 | return; | |
925 | } | |
926 | ||
927 | if (!test_bit(BTUSB_DIAG_RUNNING, &data->flags)) | |
928 | return; | |
929 | ||
930 | usb_anchor_urb(urb, &data->diag_anchor); | |
931 | usb_mark_last_busy(data->udev); | |
932 | ||
933 | err = usb_submit_urb(urb, GFP_ATOMIC); | |
934 | if (err < 0) { | |
935 | /* -EPERM: urb is being killed; | |
936 | * -ENODEV: device got disconnected */ | |
937 | if (err != -EPERM && err != -ENODEV) | |
938 | BT_ERR("%s urb %p failed to resubmit (%d)", | |
939 | hdev->name, urb, -err); | |
940 | usb_unanchor_urb(urb); | |
941 | } | |
942 | } | |
943 | ||
944 | static int btusb_submit_diag_urb(struct hci_dev *hdev, gfp_t mem_flags) | |
945 | { | |
946 | struct btusb_data *data = hci_get_drvdata(hdev); | |
947 | struct urb *urb; | |
948 | unsigned char *buf; | |
949 | unsigned int pipe; | |
950 | int err, size = HCI_MAX_FRAME_SIZE; | |
951 | ||
952 | BT_DBG("%s", hdev->name); | |
953 | ||
954 | if (!data->diag_rx_ep) | |
955 | return -ENODEV; | |
956 | ||
957 | urb = usb_alloc_urb(0, mem_flags); | |
958 | if (!urb) | |
959 | return -ENOMEM; | |
960 | ||
961 | buf = kmalloc(size, mem_flags); | |
962 | if (!buf) { | |
963 | usb_free_urb(urb); | |
964 | return -ENOMEM; | |
965 | } | |
966 | ||
967 | pipe = usb_rcvbulkpipe(data->udev, data->diag_rx_ep->bEndpointAddress); | |
968 | ||
969 | usb_fill_bulk_urb(urb, data->udev, pipe, buf, size, | |
970 | btusb_diag_complete, hdev); | |
971 | ||
972 | urb->transfer_flags |= URB_FREE_BUFFER; | |
973 | ||
974 | usb_mark_last_busy(data->udev); | |
975 | usb_anchor_urb(urb, &data->diag_anchor); | |
976 | ||
977 | err = usb_submit_urb(urb, mem_flags); | |
978 | if (err < 0) { | |
979 | if (err != -EPERM && err != -ENODEV) | |
980 | BT_ERR("%s urb %p submission failed (%d)", | |
981 | hdev->name, urb, -err); | |
982 | usb_unanchor_urb(urb); | |
983 | } | |
984 | ||
985 | usb_free_urb(urb); | |
986 | ||
987 | return err; | |
988 | } | |
989 | ||
5e23b923 | 990 | static void btusb_tx_complete(struct urb *urb) |
7bee549e ON |
991 | { |
992 | struct sk_buff *skb = urb->context; | |
89e7533d | 993 | struct hci_dev *hdev = (struct hci_dev *)skb->dev; |
155961e8 | 994 | struct btusb_data *data = hci_get_drvdata(hdev); |
7bee549e | 995 | |
89e7533d MH |
996 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, |
997 | urb->actual_length); | |
7bee549e ON |
998 | |
999 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
1000 | goto done; | |
1001 | ||
1002 | if (!urb->status) | |
1003 | hdev->stat.byte_tx += urb->transfer_buffer_length; | |
1004 | else | |
1005 | hdev->stat.err_tx++; | |
1006 | ||
1007 | done: | |
1008 | spin_lock(&data->txlock); | |
1009 | data->tx_in_flight--; | |
1010 | spin_unlock(&data->txlock); | |
1011 | ||
1012 | kfree(urb->setup_packet); | |
1013 | ||
1014 | kfree_skb(skb); | |
1015 | } | |
1016 | ||
1017 | static void btusb_isoc_tx_complete(struct urb *urb) | |
5e23b923 MH |
1018 | { |
1019 | struct sk_buff *skb = urb->context; | |
89e7533d | 1020 | struct hci_dev *hdev = (struct hci_dev *)skb->dev; |
5e23b923 | 1021 | |
89e7533d MH |
1022 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, |
1023 | urb->actual_length); | |
5e23b923 MH |
1024 | |
1025 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
1026 | goto done; | |
1027 | ||
1028 | if (!urb->status) | |
1029 | hdev->stat.byte_tx += urb->transfer_buffer_length; | |
1030 | else | |
1031 | hdev->stat.err_tx++; | |
1032 | ||
1033 | done: | |
1034 | kfree(urb->setup_packet); | |
1035 | ||
1036 | kfree_skb(skb); | |
1037 | } | |
1038 | ||
1039 | static int btusb_open(struct hci_dev *hdev) | |
1040 | { | |
155961e8 | 1041 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
1042 | int err; |
1043 | ||
1044 | BT_DBG("%s", hdev->name); | |
1045 | ||
c7e163fe EH |
1046 | err = usb_autopm_get_interface(data->intf); |
1047 | if (err < 0) | |
1048 | return err; | |
1049 | ||
ace31982 KBYT |
1050 | /* Patching USB firmware files prior to starting any URBs of HCI path |
1051 | * It is more safe to use USB bulk channel for downloading USB patch | |
1052 | */ | |
1053 | if (data->setup_on_usb) { | |
1054 | err = data->setup_on_usb(hdev); | |
eb50042f | 1055 | if (err < 0) |
ace31982 KBYT |
1056 | return err; |
1057 | } | |
1058 | ||
7bee549e ON |
1059 | data->intf->needs_remote_wakeup = 1; |
1060 | ||
5e23b923 | 1061 | if (test_and_set_bit(BTUSB_INTR_RUNNING, &data->flags)) |
7bee549e | 1062 | goto done; |
5e23b923 | 1063 | |
2eda66f4 | 1064 | err = btusb_submit_intr_urb(hdev, GFP_KERNEL); |
43c2e57f MH |
1065 | if (err < 0) |
1066 | goto failed; | |
1067 | ||
1068 | err = btusb_submit_bulk_urb(hdev, GFP_KERNEL); | |
5e23b923 | 1069 | if (err < 0) { |
43c2e57f MH |
1070 | usb_kill_anchored_urbs(&data->intr_anchor); |
1071 | goto failed; | |
5e23b923 MH |
1072 | } |
1073 | ||
43c2e57f MH |
1074 | set_bit(BTUSB_BULK_RUNNING, &data->flags); |
1075 | btusb_submit_bulk_urb(hdev, GFP_KERNEL); | |
1076 | ||
9d08f504 MH |
1077 | if (data->diag) { |
1078 | if (!btusb_submit_diag_urb(hdev, GFP_KERNEL)) | |
1079 | set_bit(BTUSB_DIAG_RUNNING, &data->flags); | |
1080 | } | |
1081 | ||
7bee549e ON |
1082 | done: |
1083 | usb_autopm_put_interface(data->intf); | |
43c2e57f MH |
1084 | return 0; |
1085 | ||
1086 | failed: | |
1087 | clear_bit(BTUSB_INTR_RUNNING, &data->flags); | |
7bee549e | 1088 | usb_autopm_put_interface(data->intf); |
5e23b923 MH |
1089 | return err; |
1090 | } | |
1091 | ||
7bee549e ON |
1092 | static void btusb_stop_traffic(struct btusb_data *data) |
1093 | { | |
1094 | usb_kill_anchored_urbs(&data->intr_anchor); | |
1095 | usb_kill_anchored_urbs(&data->bulk_anchor); | |
1096 | usb_kill_anchored_urbs(&data->isoc_anchor); | |
9d08f504 | 1097 | usb_kill_anchored_urbs(&data->diag_anchor); |
7bee549e ON |
1098 | } |
1099 | ||
5e23b923 MH |
1100 | static int btusb_close(struct hci_dev *hdev) |
1101 | { | |
155961e8 | 1102 | struct btusb_data *data = hci_get_drvdata(hdev); |
7bee549e | 1103 | int err; |
5e23b923 MH |
1104 | |
1105 | BT_DBG("%s", hdev->name); | |
1106 | ||
e8c3c3d2 | 1107 | cancel_work_sync(&data->work); |
404291ac | 1108 | cancel_work_sync(&data->waker); |
e8c3c3d2 | 1109 | |
9bfa35fe | 1110 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); |
5e23b923 | 1111 | clear_bit(BTUSB_BULK_RUNNING, &data->flags); |
5e23b923 | 1112 | clear_bit(BTUSB_INTR_RUNNING, &data->flags); |
9d08f504 | 1113 | clear_bit(BTUSB_DIAG_RUNNING, &data->flags); |
7bee549e ON |
1114 | |
1115 | btusb_stop_traffic(data); | |
803b5836 MH |
1116 | btusb_free_frags(data); |
1117 | ||
7bee549e ON |
1118 | err = usb_autopm_get_interface(data->intf); |
1119 | if (err < 0) | |
7b8e2c1d | 1120 | goto failed; |
7bee549e ON |
1121 | |
1122 | data->intf->needs_remote_wakeup = 0; | |
1123 | usb_autopm_put_interface(data->intf); | |
5e23b923 | 1124 | |
7b8e2c1d ON |
1125 | failed: |
1126 | usb_scuttle_anchored_urbs(&data->deferred); | |
5e23b923 MH |
1127 | return 0; |
1128 | } | |
1129 | ||
1130 | static int btusb_flush(struct hci_dev *hdev) | |
1131 | { | |
155961e8 | 1132 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
1133 | |
1134 | BT_DBG("%s", hdev->name); | |
1135 | ||
1136 | usb_kill_anchored_urbs(&data->tx_anchor); | |
803b5836 | 1137 | btusb_free_frags(data); |
5e23b923 MH |
1138 | |
1139 | return 0; | |
1140 | } | |
1141 | ||
047b2ec8 | 1142 | static struct urb *alloc_ctrl_urb(struct hci_dev *hdev, struct sk_buff *skb) |
5e23b923 | 1143 | { |
155961e8 | 1144 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
1145 | struct usb_ctrlrequest *dr; |
1146 | struct urb *urb; | |
1147 | unsigned int pipe; | |
5e23b923 | 1148 | |
047b2ec8 MH |
1149 | urb = usb_alloc_urb(0, GFP_KERNEL); |
1150 | if (!urb) | |
1151 | return ERR_PTR(-ENOMEM); | |
5e23b923 | 1152 | |
047b2ec8 MH |
1153 | dr = kmalloc(sizeof(*dr), GFP_KERNEL); |
1154 | if (!dr) { | |
1155 | usb_free_urb(urb); | |
1156 | return ERR_PTR(-ENOMEM); | |
1157 | } | |
5e23b923 | 1158 | |
047b2ec8 | 1159 | dr->bRequestType = data->cmdreq_type; |
893ba544 | 1160 | dr->bRequest = data->cmdreq; |
047b2ec8 MH |
1161 | dr->wIndex = 0; |
1162 | dr->wValue = 0; | |
1163 | dr->wLength = __cpu_to_le16(skb->len); | |
7bd8f09f | 1164 | |
047b2ec8 | 1165 | pipe = usb_sndctrlpipe(data->udev, 0x00); |
5e23b923 | 1166 | |
89e7533d | 1167 | usb_fill_control_urb(urb, data->udev, pipe, (void *)dr, |
047b2ec8 | 1168 | skb->data, skb->len, btusb_tx_complete, skb); |
5e23b923 | 1169 | |
89e7533d | 1170 | skb->dev = (void *)hdev; |
5e23b923 | 1171 | |
047b2ec8 MH |
1172 | return urb; |
1173 | } | |
5e23b923 | 1174 | |
047b2ec8 MH |
1175 | static struct urb *alloc_bulk_urb(struct hci_dev *hdev, struct sk_buff *skb) |
1176 | { | |
1177 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1178 | struct urb *urb; | |
1179 | unsigned int pipe; | |
5e23b923 | 1180 | |
047b2ec8 MH |
1181 | if (!data->bulk_tx_ep) |
1182 | return ERR_PTR(-ENODEV); | |
9bfa35fe | 1183 | |
047b2ec8 MH |
1184 | urb = usb_alloc_urb(0, GFP_KERNEL); |
1185 | if (!urb) | |
1186 | return ERR_PTR(-ENOMEM); | |
5e23b923 | 1187 | |
047b2ec8 | 1188 | pipe = usb_sndbulkpipe(data->udev, data->bulk_tx_ep->bEndpointAddress); |
5e23b923 | 1189 | |
047b2ec8 MH |
1190 | usb_fill_bulk_urb(urb, data->udev, pipe, |
1191 | skb->data, skb->len, btusb_tx_complete, skb); | |
5e23b923 | 1192 | |
89e7533d | 1193 | skb->dev = (void *)hdev; |
5e23b923 | 1194 | |
047b2ec8 MH |
1195 | return urb; |
1196 | } | |
9bfa35fe | 1197 | |
047b2ec8 MH |
1198 | static struct urb *alloc_isoc_urb(struct hci_dev *hdev, struct sk_buff *skb) |
1199 | { | |
1200 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1201 | struct urb *urb; | |
1202 | unsigned int pipe; | |
9bfa35fe | 1203 | |
047b2ec8 MH |
1204 | if (!data->isoc_tx_ep) |
1205 | return ERR_PTR(-ENODEV); | |
9bfa35fe | 1206 | |
047b2ec8 MH |
1207 | urb = usb_alloc_urb(BTUSB_MAX_ISOC_FRAMES, GFP_KERNEL); |
1208 | if (!urb) | |
1209 | return ERR_PTR(-ENOMEM); | |
9bfa35fe | 1210 | |
047b2ec8 | 1211 | pipe = usb_sndisocpipe(data->udev, data->isoc_tx_ep->bEndpointAddress); |
9bfa35fe | 1212 | |
047b2ec8 MH |
1213 | usb_fill_int_urb(urb, data->udev, pipe, |
1214 | skb->data, skb->len, btusb_isoc_tx_complete, | |
1215 | skb, data->isoc_tx_ep->bInterval); | |
9bfa35fe | 1216 | |
047b2ec8 | 1217 | urb->transfer_flags = URB_ISO_ASAP; |
5e23b923 | 1218 | |
047b2ec8 MH |
1219 | __fill_isoc_descriptor(urb, skb->len, |
1220 | le16_to_cpu(data->isoc_tx_ep->wMaxPacketSize)); | |
5e23b923 | 1221 | |
89e7533d | 1222 | skb->dev = (void *)hdev; |
047b2ec8 MH |
1223 | |
1224 | return urb; | |
1225 | } | |
1226 | ||
1227 | static int submit_tx_urb(struct hci_dev *hdev, struct urb *urb) | |
1228 | { | |
1229 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1230 | int err; | |
7bee549e | 1231 | |
5e23b923 MH |
1232 | usb_anchor_urb(urb, &data->tx_anchor); |
1233 | ||
e9753eff | 1234 | err = usb_submit_urb(urb, GFP_KERNEL); |
5e23b923 | 1235 | if (err < 0) { |
5a9b80e2 PB |
1236 | if (err != -EPERM && err != -ENODEV) |
1237 | BT_ERR("%s urb %p submission failed (%d)", | |
89e7533d | 1238 | hdev->name, urb, -err); |
5e23b923 MH |
1239 | kfree(urb->setup_packet); |
1240 | usb_unanchor_urb(urb); | |
7bee549e ON |
1241 | } else { |
1242 | usb_mark_last_busy(data->udev); | |
5e23b923 MH |
1243 | } |
1244 | ||
54a8a79c | 1245 | usb_free_urb(urb); |
5e23b923 MH |
1246 | return err; |
1247 | } | |
1248 | ||
047b2ec8 MH |
1249 | static int submit_or_queue_tx_urb(struct hci_dev *hdev, struct urb *urb) |
1250 | { | |
1251 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1252 | unsigned long flags; | |
1253 | bool suspending; | |
1254 | ||
1255 | spin_lock_irqsave(&data->txlock, flags); | |
1256 | suspending = test_bit(BTUSB_SUSPENDING, &data->flags); | |
1257 | if (!suspending) | |
1258 | data->tx_in_flight++; | |
1259 | spin_unlock_irqrestore(&data->txlock, flags); | |
1260 | ||
1261 | if (!suspending) | |
1262 | return submit_tx_urb(hdev, urb); | |
1263 | ||
1264 | usb_anchor_urb(urb, &data->deferred); | |
1265 | schedule_work(&data->waker); | |
1266 | ||
1267 | usb_free_urb(urb); | |
1268 | return 0; | |
1269 | } | |
1270 | ||
1271 | static int btusb_send_frame(struct hci_dev *hdev, struct sk_buff *skb) | |
1272 | { | |
1273 | struct urb *urb; | |
1274 | ||
1275 | BT_DBG("%s", hdev->name); | |
1276 | ||
618e8bc2 | 1277 | switch (hci_skb_pkt_type(skb)) { |
047b2ec8 MH |
1278 | case HCI_COMMAND_PKT: |
1279 | urb = alloc_ctrl_urb(hdev, skb); | |
1280 | if (IS_ERR(urb)) | |
1281 | return PTR_ERR(urb); | |
1282 | ||
1283 | hdev->stat.cmd_tx++; | |
1284 | return submit_or_queue_tx_urb(hdev, urb); | |
1285 | ||
1286 | case HCI_ACLDATA_PKT: | |
1287 | urb = alloc_bulk_urb(hdev, skb); | |
1288 | if (IS_ERR(urb)) | |
1289 | return PTR_ERR(urb); | |
1290 | ||
1291 | hdev->stat.acl_tx++; | |
1292 | return submit_or_queue_tx_urb(hdev, urb); | |
1293 | ||
1294 | case HCI_SCODATA_PKT: | |
1295 | if (hci_conn_num(hdev, SCO_LINK) < 1) | |
1296 | return -ENODEV; | |
1297 | ||
1298 | urb = alloc_isoc_urb(hdev, skb); | |
1299 | if (IS_ERR(urb)) | |
1300 | return PTR_ERR(urb); | |
1301 | ||
1302 | hdev->stat.sco_tx++; | |
1303 | return submit_tx_urb(hdev, urb); | |
1304 | } | |
1305 | ||
1306 | return -EILSEQ; | |
1307 | } | |
1308 | ||
5e23b923 MH |
1309 | static void btusb_notify(struct hci_dev *hdev, unsigned int evt) |
1310 | { | |
155961e8 | 1311 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
1312 | |
1313 | BT_DBG("%s evt %d", hdev->name, evt); | |
1314 | ||
014f7bc7 MH |
1315 | if (hci_conn_num(hdev, SCO_LINK) != data->sco_num) { |
1316 | data->sco_num = hci_conn_num(hdev, SCO_LINK); | |
43c2e57f | 1317 | schedule_work(&data->work); |
a780efa8 | 1318 | } |
5e23b923 MH |
1319 | } |
1320 | ||
42b16b3f | 1321 | static inline int __set_isoc_interface(struct hci_dev *hdev, int altsetting) |
9bfa35fe | 1322 | { |
155961e8 | 1323 | struct btusb_data *data = hci_get_drvdata(hdev); |
9bfa35fe MH |
1324 | struct usb_interface *intf = data->isoc; |
1325 | struct usb_endpoint_descriptor *ep_desc; | |
1326 | int i, err; | |
1327 | ||
1328 | if (!data->isoc) | |
1329 | return -ENODEV; | |
1330 | ||
1331 | err = usb_set_interface(data->udev, 1, altsetting); | |
1332 | if (err < 0) { | |
1333 | BT_ERR("%s setting interface failed (%d)", hdev->name, -err); | |
1334 | return err; | |
1335 | } | |
1336 | ||
1337 | data->isoc_altsetting = altsetting; | |
1338 | ||
1339 | data->isoc_tx_ep = NULL; | |
1340 | data->isoc_rx_ep = NULL; | |
1341 | ||
1342 | for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++) { | |
1343 | ep_desc = &intf->cur_altsetting->endpoint[i].desc; | |
1344 | ||
1345 | if (!data->isoc_tx_ep && usb_endpoint_is_isoc_out(ep_desc)) { | |
1346 | data->isoc_tx_ep = ep_desc; | |
1347 | continue; | |
1348 | } | |
1349 | ||
1350 | if (!data->isoc_rx_ep && usb_endpoint_is_isoc_in(ep_desc)) { | |
1351 | data->isoc_rx_ep = ep_desc; | |
1352 | continue; | |
1353 | } | |
1354 | } | |
1355 | ||
1356 | if (!data->isoc_tx_ep || !data->isoc_rx_ep) { | |
1357 | BT_ERR("%s invalid SCO descriptors", hdev->name); | |
1358 | return -ENODEV; | |
1359 | } | |
1360 | ||
1361 | return 0; | |
1362 | } | |
1363 | ||
5e23b923 MH |
1364 | static void btusb_work(struct work_struct *work) |
1365 | { | |
1366 | struct btusb_data *data = container_of(work, struct btusb_data, work); | |
1367 | struct hci_dev *hdev = data->hdev; | |
f4001d28 | 1368 | int new_alts; |
7bee549e | 1369 | int err; |
5e23b923 | 1370 | |
014f7bc7 | 1371 | if (data->sco_num > 0) { |
08b8b6c4 | 1372 | if (!test_bit(BTUSB_DID_ISO_RESUME, &data->flags)) { |
8efdd0cd | 1373 | err = usb_autopm_get_interface(data->isoc ? data->isoc : data->intf); |
7bee549e ON |
1374 | if (err < 0) { |
1375 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); | |
1376 | usb_kill_anchored_urbs(&data->isoc_anchor); | |
1377 | return; | |
1378 | } | |
1379 | ||
08b8b6c4 | 1380 | set_bit(BTUSB_DID_ISO_RESUME, &data->flags); |
7bee549e | 1381 | } |
f4001d28 MA |
1382 | |
1383 | if (hdev->voice_setting & 0x0020) { | |
1384 | static const int alts[3] = { 2, 4, 5 }; | |
89e7533d | 1385 | |
014f7bc7 | 1386 | new_alts = alts[data->sco_num - 1]; |
f4001d28 | 1387 | } else { |
014f7bc7 | 1388 | new_alts = data->sco_num; |
f4001d28 MA |
1389 | } |
1390 | ||
1391 | if (data->isoc_altsetting != new_alts) { | |
f6fc86f2 KP |
1392 | unsigned long flags; |
1393 | ||
9bfa35fe MH |
1394 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); |
1395 | usb_kill_anchored_urbs(&data->isoc_anchor); | |
1396 | ||
8f9d02f4 KP |
1397 | /* When isochronous alternate setting needs to be |
1398 | * changed, because SCO connection has been added | |
1399 | * or removed, a packet fragment may be left in the | |
1400 | * reassembling state. This could lead to wrongly | |
1401 | * assembled fragments. | |
1402 | * | |
1403 | * Clear outstanding fragment when selecting a new | |
1404 | * alternate setting. | |
1405 | */ | |
f6fc86f2 | 1406 | spin_lock_irqsave(&data->rxlock, flags); |
8f9d02f4 KP |
1407 | kfree_skb(data->sco_skb); |
1408 | data->sco_skb = NULL; | |
f6fc86f2 | 1409 | spin_unlock_irqrestore(&data->rxlock, flags); |
8f9d02f4 | 1410 | |
f4001d28 | 1411 | if (__set_isoc_interface(hdev, new_alts) < 0) |
9bfa35fe MH |
1412 | return; |
1413 | } | |
1414 | ||
1415 | if (!test_and_set_bit(BTUSB_ISOC_RUNNING, &data->flags)) { | |
2eda66f4 | 1416 | if (btusb_submit_isoc_urb(hdev, GFP_KERNEL) < 0) |
9bfa35fe MH |
1417 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); |
1418 | else | |
2eda66f4 | 1419 | btusb_submit_isoc_urb(hdev, GFP_KERNEL); |
9bfa35fe MH |
1420 | } |
1421 | } else { | |
1422 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); | |
1423 | usb_kill_anchored_urbs(&data->isoc_anchor); | |
1424 | ||
1425 | __set_isoc_interface(hdev, 0); | |
08b8b6c4 | 1426 | if (test_and_clear_bit(BTUSB_DID_ISO_RESUME, &data->flags)) |
8efdd0cd | 1427 | usb_autopm_put_interface(data->isoc ? data->isoc : data->intf); |
5e23b923 MH |
1428 | } |
1429 | } | |
1430 | ||
7bee549e ON |
1431 | static void btusb_waker(struct work_struct *work) |
1432 | { | |
1433 | struct btusb_data *data = container_of(work, struct btusb_data, waker); | |
1434 | int err; | |
1435 | ||
1436 | err = usb_autopm_get_interface(data->intf); | |
1437 | if (err < 0) | |
1438 | return; | |
1439 | ||
1440 | usb_autopm_put_interface(data->intf); | |
1441 | } | |
1442 | ||
9f8f962c MH |
1443 | static int btusb_setup_bcm92035(struct hci_dev *hdev) |
1444 | { | |
1445 | struct sk_buff *skb; | |
1446 | u8 val = 0x00; | |
1447 | ||
1448 | BT_DBG("%s", hdev->name); | |
1449 | ||
1450 | skb = __hci_cmd_sync(hdev, 0xfc3b, 1, &val, HCI_INIT_TIMEOUT); | |
1451 | if (IS_ERR(skb)) | |
1452 | BT_ERR("BCM92035 command failed (%ld)", -PTR_ERR(skb)); | |
1453 | else | |
1454 | kfree_skb(skb); | |
1455 | ||
1456 | return 0; | |
1457 | } | |
1458 | ||
81cac64b MH |
1459 | static int btusb_setup_csr(struct hci_dev *hdev) |
1460 | { | |
1461 | struct hci_rp_read_local_version *rp; | |
1462 | struct sk_buff *skb; | |
81cac64b MH |
1463 | |
1464 | BT_DBG("%s", hdev->name); | |
1465 | ||
7cd84d72 MH |
1466 | skb = __hci_cmd_sync(hdev, HCI_OP_READ_LOCAL_VERSION, 0, NULL, |
1467 | HCI_INIT_TIMEOUT); | |
1468 | if (IS_ERR(skb)) { | |
1469 | int err = PTR_ERR(skb); | |
1470 | BT_ERR("%s: CSR: Local version failed (%d)", hdev->name, err); | |
1471 | return err; | |
1472 | } | |
1473 | ||
1474 | if (skb->len != sizeof(struct hci_rp_read_local_version)) { | |
1475 | BT_ERR("%s: CSR: Local version length mismatch", hdev->name); | |
1476 | kfree_skb(skb); | |
1477 | return -EIO; | |
1478 | } | |
81cac64b | 1479 | |
89e7533d | 1480 | rp = (struct hci_rp_read_local_version *)skb->data; |
81cac64b | 1481 | |
6cafcd95 JH |
1482 | /* Detect controllers which aren't real CSR ones. */ |
1483 | if (le16_to_cpu(rp->manufacturer) != 10 || | |
1484 | le16_to_cpu(rp->lmp_subver) == 0x0c5c) { | |
9641d343 MH |
1485 | /* Clear the reset quirk since this is not an actual |
1486 | * early Bluetooth 1.1 device from CSR. | |
1487 | */ | |
1488 | clear_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); | |
81cac64b | 1489 | |
9641d343 MH |
1490 | /* These fake CSR controllers have all a broken |
1491 | * stored link key handling and so just disable it. | |
1492 | */ | |
1493 | set_bit(HCI_QUIRK_BROKEN_STORED_LINK_KEY, &hdev->quirks); | |
1494 | } | |
81cac64b MH |
1495 | |
1496 | kfree_skb(skb); | |
1497 | ||
9641d343 | 1498 | return 0; |
81cac64b MH |
1499 | } |
1500 | ||
dffd30ee | 1501 | static const struct firmware *btusb_setup_intel_get_fw(struct hci_dev *hdev, |
89e7533d | 1502 | struct intel_version *ver) |
dffd30ee THJA |
1503 | { |
1504 | const struct firmware *fw; | |
1505 | char fwname[64]; | |
1506 | int ret; | |
1507 | ||
1508 | snprintf(fwname, sizeof(fwname), | |
1509 | "intel/ibt-hw-%x.%x.%x-fw-%x.%x.%x.%x.%x.bseq", | |
1510 | ver->hw_platform, ver->hw_variant, ver->hw_revision, | |
1511 | ver->fw_variant, ver->fw_revision, ver->fw_build_num, | |
1512 | ver->fw_build_ww, ver->fw_build_yy); | |
1513 | ||
1514 | ret = request_firmware(&fw, fwname, &hdev->dev); | |
1515 | if (ret < 0) { | |
1516 | if (ret == -EINVAL) { | |
1517 | BT_ERR("%s Intel firmware file request failed (%d)", | |
1518 | hdev->name, ret); | |
1519 | return NULL; | |
1520 | } | |
1521 | ||
1522 | BT_ERR("%s failed to open Intel firmware file: %s(%d)", | |
1523 | hdev->name, fwname, ret); | |
1524 | ||
1525 | /* If the correct firmware patch file is not found, use the | |
1526 | * default firmware patch file instead | |
1527 | */ | |
1528 | snprintf(fwname, sizeof(fwname), "intel/ibt-hw-%x.%x.bseq", | |
1529 | ver->hw_platform, ver->hw_variant); | |
1530 | if (request_firmware(&fw, fwname, &hdev->dev) < 0) { | |
1531 | BT_ERR("%s failed to open default Intel fw file: %s", | |
1532 | hdev->name, fwname); | |
1533 | return NULL; | |
1534 | } | |
1535 | } | |
1536 | ||
1537 | BT_INFO("%s: Intel Bluetooth firmware file: %s", hdev->name, fwname); | |
1538 | ||
1539 | return fw; | |
1540 | } | |
1541 | ||
1542 | static int btusb_setup_intel_patching(struct hci_dev *hdev, | |
1543 | const struct firmware *fw, | |
1544 | const u8 **fw_ptr, int *disable_patch) | |
1545 | { | |
1546 | struct sk_buff *skb; | |
1547 | struct hci_command_hdr *cmd; | |
1548 | const u8 *cmd_param; | |
1549 | struct hci_event_hdr *evt = NULL; | |
1550 | const u8 *evt_param = NULL; | |
1551 | int remain = fw->size - (*fw_ptr - fw->data); | |
1552 | ||
1553 | /* The first byte indicates the types of the patch command or event. | |
1554 | * 0x01 means HCI command and 0x02 is HCI event. If the first bytes | |
1555 | * in the current firmware buffer doesn't start with 0x01 or | |
1556 | * the size of remain buffer is smaller than HCI command header, | |
1557 | * the firmware file is corrupted and it should stop the patching | |
1558 | * process. | |
1559 | */ | |
1560 | if (remain > HCI_COMMAND_HDR_SIZE && *fw_ptr[0] != 0x01) { | |
1561 | BT_ERR("%s Intel fw corrupted: invalid cmd read", hdev->name); | |
1562 | return -EINVAL; | |
1563 | } | |
1564 | (*fw_ptr)++; | |
1565 | remain--; | |
1566 | ||
1567 | cmd = (struct hci_command_hdr *)(*fw_ptr); | |
1568 | *fw_ptr += sizeof(*cmd); | |
1569 | remain -= sizeof(*cmd); | |
1570 | ||
1571 | /* Ensure that the remain firmware data is long enough than the length | |
1572 | * of command parameter. If not, the firmware file is corrupted. | |
1573 | */ | |
1574 | if (remain < cmd->plen) { | |
1575 | BT_ERR("%s Intel fw corrupted: invalid cmd len", hdev->name); | |
1576 | return -EFAULT; | |
1577 | } | |
1578 | ||
1579 | /* If there is a command that loads a patch in the firmware | |
1580 | * file, then enable the patch upon success, otherwise just | |
1581 | * disable the manufacturer mode, for example patch activation | |
1582 | * is not required when the default firmware patch file is used | |
1583 | * because there are no patch data to load. | |
1584 | */ | |
1585 | if (*disable_patch && le16_to_cpu(cmd->opcode) == 0xfc8e) | |
1586 | *disable_patch = 0; | |
1587 | ||
1588 | cmd_param = *fw_ptr; | |
1589 | *fw_ptr += cmd->plen; | |
1590 | remain -= cmd->plen; | |
1591 | ||
1592 | /* This reads the expected events when the above command is sent to the | |
1593 | * device. Some vendor commands expects more than one events, for | |
1594 | * example command status event followed by vendor specific event. | |
1595 | * For this case, it only keeps the last expected event. so the command | |
1596 | * can be sent with __hci_cmd_sync_ev() which returns the sk_buff of | |
1597 | * last expected event. | |
1598 | */ | |
1599 | while (remain > HCI_EVENT_HDR_SIZE && *fw_ptr[0] == 0x02) { | |
1600 | (*fw_ptr)++; | |
1601 | remain--; | |
1602 | ||
1603 | evt = (struct hci_event_hdr *)(*fw_ptr); | |
1604 | *fw_ptr += sizeof(*evt); | |
1605 | remain -= sizeof(*evt); | |
1606 | ||
1607 | if (remain < evt->plen) { | |
1608 | BT_ERR("%s Intel fw corrupted: invalid evt len", | |
1609 | hdev->name); | |
1610 | return -EFAULT; | |
1611 | } | |
1612 | ||
1613 | evt_param = *fw_ptr; | |
1614 | *fw_ptr += evt->plen; | |
1615 | remain -= evt->plen; | |
1616 | } | |
1617 | ||
1618 | /* Every HCI commands in the firmware file has its correspond event. | |
1619 | * If event is not found or remain is smaller than zero, the firmware | |
1620 | * file is corrupted. | |
1621 | */ | |
1622 | if (!evt || !evt_param || remain < 0) { | |
1623 | BT_ERR("%s Intel fw corrupted: invalid evt read", hdev->name); | |
1624 | return -EFAULT; | |
1625 | } | |
1626 | ||
1627 | skb = __hci_cmd_sync_ev(hdev, le16_to_cpu(cmd->opcode), cmd->plen, | |
1628 | cmd_param, evt->evt, HCI_INIT_TIMEOUT); | |
1629 | if (IS_ERR(skb)) { | |
1630 | BT_ERR("%s sending Intel patch command (0x%4.4x) failed (%ld)", | |
1631 | hdev->name, cmd->opcode, PTR_ERR(skb)); | |
d9c78e97 | 1632 | return PTR_ERR(skb); |
dffd30ee THJA |
1633 | } |
1634 | ||
1635 | /* It ensures that the returned event matches the event data read from | |
1636 | * the firmware file. At fist, it checks the length and then | |
1637 | * the contents of the event. | |
1638 | */ | |
1639 | if (skb->len != evt->plen) { | |
1640 | BT_ERR("%s mismatch event length (opcode 0x%4.4x)", hdev->name, | |
1641 | le16_to_cpu(cmd->opcode)); | |
1642 | kfree_skb(skb); | |
1643 | return -EFAULT; | |
1644 | } | |
1645 | ||
1646 | if (memcmp(skb->data, evt_param, evt->plen)) { | |
1647 | BT_ERR("%s mismatch event parameter (opcode 0x%4.4x)", | |
1648 | hdev->name, le16_to_cpu(cmd->opcode)); | |
1649 | kfree_skb(skb); | |
1650 | return -EFAULT; | |
1651 | } | |
1652 | kfree_skb(skb); | |
1653 | ||
1654 | return 0; | |
1655 | } | |
1656 | ||
1657 | static int btusb_setup_intel(struct hci_dev *hdev) | |
1658 | { | |
1659 | struct sk_buff *skb; | |
1660 | const struct firmware *fw; | |
1661 | const u8 *fw_ptr; | |
28dc4b92 | 1662 | int disable_patch, err; |
6c483de1 | 1663 | struct intel_version ver; |
dffd30ee | 1664 | |
dffd30ee THJA |
1665 | BT_DBG("%s", hdev->name); |
1666 | ||
1667 | /* The controller has a bug with the first HCI command sent to it | |
1668 | * returning number of completed commands as zero. This would stall the | |
1669 | * command processing in the Bluetooth core. | |
1670 | * | |
1671 | * As a workaround, send HCI Reset command first which will reset the | |
1672 | * number of completed commands and allow normal command processing | |
1673 | * from now on. | |
1674 | */ | |
1675 | skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT); | |
1676 | if (IS_ERR(skb)) { | |
1677 | BT_ERR("%s sending initial HCI reset command failed (%ld)", | |
1678 | hdev->name, PTR_ERR(skb)); | |
d9c78e97 | 1679 | return PTR_ERR(skb); |
dffd30ee THJA |
1680 | } |
1681 | kfree_skb(skb); | |
1682 | ||
1683 | /* Read Intel specific controller version first to allow selection of | |
1684 | * which firmware file to load. | |
1685 | * | |
1686 | * The returned information are hardware variant and revision plus | |
1687 | * firmware variant, revision and build number. | |
1688 | */ | |
6c483de1 LP |
1689 | err = btintel_read_version(hdev, &ver); |
1690 | if (err) | |
1691 | return err; | |
dffd30ee THJA |
1692 | |
1693 | BT_INFO("%s: read Intel version: %02x%02x%02x%02x%02x%02x%02x%02x%02x", | |
6c483de1 LP |
1694 | hdev->name, ver.hw_platform, ver.hw_variant, ver.hw_revision, |
1695 | ver.fw_variant, ver.fw_revision, ver.fw_build_num, | |
1696 | ver.fw_build_ww, ver.fw_build_yy, ver.fw_patch_num); | |
dffd30ee THJA |
1697 | |
1698 | /* fw_patch_num indicates the version of patch the device currently | |
1699 | * have. If there is no patch data in the device, it is always 0x00. | |
5075edae | 1700 | * So, if it is other than 0x00, no need to patch the device again. |
dffd30ee | 1701 | */ |
6c483de1 | 1702 | if (ver.fw_patch_num) { |
dffd30ee | 1703 | BT_INFO("%s: Intel device is already patched. patch num: %02x", |
6c483de1 | 1704 | hdev->name, ver.fw_patch_num); |
213445b2 | 1705 | goto complete; |
dffd30ee THJA |
1706 | } |
1707 | ||
1708 | /* Opens the firmware patch file based on the firmware version read | |
1709 | * from the controller. If it fails to open the matching firmware | |
1710 | * patch file, it tries to open the default firmware patch file. | |
1711 | * If no patch file is found, allow the device to operate without | |
1712 | * a patch. | |
1713 | */ | |
6c483de1 LP |
1714 | fw = btusb_setup_intel_get_fw(hdev, &ver); |
1715 | if (!fw) | |
213445b2 | 1716 | goto complete; |
dffd30ee THJA |
1717 | fw_ptr = fw->data; |
1718 | ||
28dc4b92 | 1719 | /* Enable the manufacturer mode of the controller. |
dffd30ee THJA |
1720 | * Only while this mode is enabled, the driver can download the |
1721 | * firmware patch data and configuration parameters. | |
1722 | */ | |
28dc4b92 LP |
1723 | err = btintel_enter_mfg(hdev); |
1724 | if (err) { | |
dffd30ee | 1725 | release_firmware(fw); |
28dc4b92 | 1726 | return err; |
dffd30ee THJA |
1727 | } |
1728 | ||
dffd30ee THJA |
1729 | disable_patch = 1; |
1730 | ||
1731 | /* The firmware data file consists of list of Intel specific HCI | |
1732 | * commands and its expected events. The first byte indicates the | |
1733 | * type of the message, either HCI command or HCI event. | |
1734 | * | |
1735 | * It reads the command and its expected event from the firmware file, | |
1736 | * and send to the controller. Once __hci_cmd_sync_ev() returns, | |
1737 | * the returned event is compared with the event read from the firmware | |
1738 | * file and it will continue until all the messages are downloaded to | |
1739 | * the controller. | |
1740 | * | |
1741 | * Once the firmware patching is completed successfully, | |
1742 | * the manufacturer mode is disabled with reset and activating the | |
1743 | * downloaded patch. | |
1744 | * | |
1745 | * If the firmware patching fails, the manufacturer mode is | |
1746 | * disabled with reset and deactivating the patch. | |
1747 | * | |
1748 | * If the default patch file is used, no reset is done when disabling | |
1749 | * the manufacturer. | |
1750 | */ | |
1751 | while (fw->size > fw_ptr - fw->data) { | |
1752 | int ret; | |
1753 | ||
1754 | ret = btusb_setup_intel_patching(hdev, fw, &fw_ptr, | |
1755 | &disable_patch); | |
1756 | if (ret < 0) | |
1757 | goto exit_mfg_deactivate; | |
1758 | } | |
1759 | ||
1760 | release_firmware(fw); | |
1761 | ||
1762 | if (disable_patch) | |
1763 | goto exit_mfg_disable; | |
1764 | ||
1765 | /* Patching completed successfully and disable the manufacturer mode | |
1766 | * with reset and activate the downloaded firmware patches. | |
1767 | */ | |
28dc4b92 LP |
1768 | err = btintel_exit_mfg(hdev, true, true); |
1769 | if (err) | |
1770 | return err; | |
dffd30ee THJA |
1771 | |
1772 | BT_INFO("%s: Intel Bluetooth firmware patch completed and activated", | |
1773 | hdev->name); | |
1774 | ||
213445b2 | 1775 | goto complete; |
dffd30ee THJA |
1776 | |
1777 | exit_mfg_disable: | |
1778 | /* Disable the manufacturer mode without reset */ | |
28dc4b92 LP |
1779 | err = btintel_exit_mfg(hdev, false, false); |
1780 | if (err) | |
1781 | return err; | |
dffd30ee THJA |
1782 | |
1783 | BT_INFO("%s: Intel Bluetooth firmware patch completed", hdev->name); | |
40cb0984 | 1784 | |
213445b2 | 1785 | goto complete; |
dffd30ee THJA |
1786 | |
1787 | exit_mfg_deactivate: | |
1788 | release_firmware(fw); | |
1789 | ||
1790 | /* Patching failed. Disable the manufacturer mode with reset and | |
1791 | * deactivate the downloaded firmware patches. | |
1792 | */ | |
28dc4b92 LP |
1793 | err = btintel_exit_mfg(hdev, true, false); |
1794 | if (err) | |
1795 | return err; | |
dffd30ee THJA |
1796 | |
1797 | BT_INFO("%s: Intel Bluetooth firmware patch completed and deactivated", | |
1798 | hdev->name); | |
1799 | ||
213445b2 MH |
1800 | complete: |
1801 | /* Set the event mask for Intel specific vendor events. This enables | |
1802 | * a few extra events that are useful during general operation. | |
1803 | */ | |
1804 | btintel_set_event_mask_mfg(hdev, false); | |
1805 | ||
4185a0f5 | 1806 | btintel_check_bdaddr(hdev); |
dffd30ee THJA |
1807 | return 0; |
1808 | } | |
1809 | ||
cda0dd78 MH |
1810 | static int inject_cmd_complete(struct hci_dev *hdev, __u16 opcode) |
1811 | { | |
1812 | struct sk_buff *skb; | |
1813 | struct hci_event_hdr *hdr; | |
1814 | struct hci_ev_cmd_complete *evt; | |
1815 | ||
1816 | skb = bt_skb_alloc(sizeof(*hdr) + sizeof(*evt) + 1, GFP_ATOMIC); | |
1817 | if (!skb) | |
1818 | return -ENOMEM; | |
1819 | ||
1820 | hdr = (struct hci_event_hdr *)skb_put(skb, sizeof(*hdr)); | |
1821 | hdr->evt = HCI_EV_CMD_COMPLETE; | |
1822 | hdr->plen = sizeof(*evt) + 1; | |
1823 | ||
1824 | evt = (struct hci_ev_cmd_complete *)skb_put(skb, sizeof(*evt)); | |
1825 | evt->ncmd = 0x01; | |
1826 | evt->opcode = cpu_to_le16(opcode); | |
1827 | ||
1828 | *skb_put(skb, 1) = 0x00; | |
1829 | ||
618e8bc2 | 1830 | hci_skb_pkt_type(skb) = HCI_EVENT_PKT; |
cda0dd78 MH |
1831 | |
1832 | return hci_recv_frame(hdev, skb); | |
1833 | } | |
1834 | ||
1835 | static int btusb_recv_bulk_intel(struct btusb_data *data, void *buffer, | |
1836 | int count) | |
1837 | { | |
1838 | /* When the device is in bootloader mode, then it can send | |
1839 | * events via the bulk endpoint. These events are treated the | |
1840 | * same way as the ones received from the interrupt endpoint. | |
1841 | */ | |
1842 | if (test_bit(BTUSB_BOOTLOADER, &data->flags)) | |
1843 | return btusb_recv_intr(data, buffer, count); | |
1844 | ||
1845 | return btusb_recv_bulk(data, buffer, count); | |
1846 | } | |
1847 | ||
ccd6da2a MH |
1848 | static void btusb_intel_bootup(struct btusb_data *data, const void *ptr, |
1849 | unsigned int len) | |
1850 | { | |
1851 | const struct intel_bootup *evt = ptr; | |
1852 | ||
1853 | if (len != sizeof(*evt)) | |
1854 | return; | |
1855 | ||
1856 | if (test_and_clear_bit(BTUSB_BOOTING, &data->flags)) { | |
1857 | smp_mb__after_atomic(); | |
1858 | wake_up_bit(&data->flags, BTUSB_BOOTING); | |
1859 | } | |
1860 | } | |
1861 | ||
1862 | static void btusb_intel_secure_send_result(struct btusb_data *data, | |
1863 | const void *ptr, unsigned int len) | |
1864 | { | |
1865 | const struct intel_secure_send_result *evt = ptr; | |
1866 | ||
1867 | if (len != sizeof(*evt)) | |
1868 | return; | |
1869 | ||
1870 | if (evt->result) | |
1871 | set_bit(BTUSB_FIRMWARE_FAILED, &data->flags); | |
1872 | ||
1873 | if (test_and_clear_bit(BTUSB_DOWNLOADING, &data->flags) && | |
1874 | test_bit(BTUSB_FIRMWARE_LOADED, &data->flags)) { | |
1875 | smp_mb__after_atomic(); | |
1876 | wake_up_bit(&data->flags, BTUSB_DOWNLOADING); | |
1877 | } | |
1878 | } | |
1879 | ||
cda0dd78 MH |
1880 | static int btusb_recv_event_intel(struct hci_dev *hdev, struct sk_buff *skb) |
1881 | { | |
1882 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1883 | ||
1884 | if (test_bit(BTUSB_BOOTLOADER, &data->flags)) { | |
1885 | struct hci_event_hdr *hdr = (void *)skb->data; | |
1886 | ||
ccd6da2a MH |
1887 | if (skb->len > HCI_EVENT_HDR_SIZE && hdr->evt == 0xff && |
1888 | hdr->plen > 0) { | |
1889 | const void *ptr = skb->data + HCI_EVENT_HDR_SIZE + 1; | |
1890 | unsigned int len = skb->len - HCI_EVENT_HDR_SIZE - 1; | |
1891 | ||
1892 | switch (skb->data[2]) { | |
1893 | case 0x02: | |
1894 | /* When switching to the operational firmware | |
1895 | * the device sends a vendor specific event | |
1896 | * indicating that the bootup completed. | |
1897 | */ | |
1898 | btusb_intel_bootup(data, ptr, len); | |
1899 | break; | |
1900 | case 0x06: | |
1901 | /* When the firmware loading completes the | |
1902 | * device sends out a vendor specific event | |
1903 | * indicating the result of the firmware | |
1904 | * loading. | |
1905 | */ | |
1906 | btusb_intel_secure_send_result(data, ptr, len); | |
1907 | break; | |
fad70972 | 1908 | } |
cda0dd78 MH |
1909 | } |
1910 | } | |
1911 | ||
1912 | return hci_recv_frame(hdev, skb); | |
1913 | } | |
1914 | ||
1915 | static int btusb_send_frame_intel(struct hci_dev *hdev, struct sk_buff *skb) | |
1916 | { | |
1917 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1918 | struct urb *urb; | |
1919 | ||
1920 | BT_DBG("%s", hdev->name); | |
1921 | ||
618e8bc2 | 1922 | switch (hci_skb_pkt_type(skb)) { |
cda0dd78 MH |
1923 | case HCI_COMMAND_PKT: |
1924 | if (test_bit(BTUSB_BOOTLOADER, &data->flags)) { | |
1925 | struct hci_command_hdr *cmd = (void *)skb->data; | |
1926 | __u16 opcode = le16_to_cpu(cmd->opcode); | |
1927 | ||
1928 | /* When in bootloader mode and the command 0xfc09 | |
1929 | * is received, it needs to be send down the | |
1930 | * bulk endpoint. So allocate a bulk URB instead. | |
1931 | */ | |
1932 | if (opcode == 0xfc09) | |
1933 | urb = alloc_bulk_urb(hdev, skb); | |
1934 | else | |
1935 | urb = alloc_ctrl_urb(hdev, skb); | |
1936 | ||
1937 | /* When the 0xfc01 command is issued to boot into | |
1938 | * the operational firmware, it will actually not | |
1939 | * send a command complete event. To keep the flow | |
1940 | * control working inject that event here. | |
1941 | */ | |
1942 | if (opcode == 0xfc01) | |
1943 | inject_cmd_complete(hdev, opcode); | |
1944 | } else { | |
1945 | urb = alloc_ctrl_urb(hdev, skb); | |
1946 | } | |
1947 | if (IS_ERR(urb)) | |
1948 | return PTR_ERR(urb); | |
1949 | ||
1950 | hdev->stat.cmd_tx++; | |
1951 | return submit_or_queue_tx_urb(hdev, urb); | |
1952 | ||
1953 | case HCI_ACLDATA_PKT: | |
1954 | urb = alloc_bulk_urb(hdev, skb); | |
1955 | if (IS_ERR(urb)) | |
1956 | return PTR_ERR(urb); | |
1957 | ||
1958 | hdev->stat.acl_tx++; | |
1959 | return submit_or_queue_tx_urb(hdev, urb); | |
1960 | ||
1961 | case HCI_SCODATA_PKT: | |
1962 | if (hci_conn_num(hdev, SCO_LINK) < 1) | |
1963 | return -ENODEV; | |
1964 | ||
1965 | urb = alloc_isoc_urb(hdev, skb); | |
1966 | if (IS_ERR(urb)) | |
1967 | return PTR_ERR(urb); | |
1968 | ||
1969 | hdev->stat.sco_tx++; | |
1970 | return submit_tx_urb(hdev, urb); | |
1971 | } | |
1972 | ||
1973 | return -EILSEQ; | |
1974 | } | |
1975 | ||
cda0dd78 MH |
1976 | static int btusb_setup_intel_new(struct hci_dev *hdev) |
1977 | { | |
1978 | static const u8 reset_param[] = { 0x00, 0x01, 0x00, 0x01, | |
1979 | 0x00, 0x08, 0x04, 0x00 }; | |
1980 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1981 | struct sk_buff *skb; | |
6c483de1 | 1982 | struct intel_version ver; |
cda0dd78 MH |
1983 | struct intel_boot_params *params; |
1984 | const struct firmware *fw; | |
1985 | const u8 *fw_ptr; | |
e66890a9 | 1986 | u32 frag_len; |
cda0dd78 MH |
1987 | char fwname[64]; |
1988 | ktime_t calltime, delta, rettime; | |
1989 | unsigned long long duration; | |
1990 | int err; | |
1991 | ||
1992 | BT_DBG("%s", hdev->name); | |
1993 | ||
1994 | calltime = ktime_get(); | |
1995 | ||
1996 | /* Read the Intel version information to determine if the device | |
1997 | * is in bootloader mode or if it already has operational firmware | |
1998 | * loaded. | |
1999 | */ | |
6c483de1 LP |
2000 | err = btintel_read_version(hdev, &ver); |
2001 | if (err) | |
2002 | return err; | |
cda0dd78 MH |
2003 | |
2004 | /* The hardware platform number has a fixed value of 0x37 and | |
2005 | * for now only accept this single value. | |
2006 | */ | |
6c483de1 | 2007 | if (ver.hw_platform != 0x37) { |
cda0dd78 | 2008 | BT_ERR("%s: Unsupported Intel hardware platform (%u)", |
6c483de1 | 2009 | hdev->name, ver.hw_platform); |
cda0dd78 MH |
2010 | return -EINVAL; |
2011 | } | |
2012 | ||
a0af53b5 THJA |
2013 | /* At the moment the iBT 3.0 hardware variants 0x0b (LnP/SfP) |
2014 | * and 0x0c (WsP) are supported by this firmware loading method. | |
2015 | * | |
2016 | * This check has been put in place to ensure correct forward | |
2017 | * compatibility options when newer hardware variants come along. | |
cda0dd78 | 2018 | */ |
a0af53b5 | 2019 | if (ver.hw_variant != 0x0b && ver.hw_variant != 0x0c) { |
cda0dd78 | 2020 | BT_ERR("%s: Unsupported Intel hardware variant (%u)", |
6c483de1 | 2021 | hdev->name, ver.hw_variant); |
cda0dd78 MH |
2022 | return -EINVAL; |
2023 | } | |
2024 | ||
6c483de1 | 2025 | btintel_version_info(hdev, &ver); |
cda0dd78 MH |
2026 | |
2027 | /* The firmware variant determines if the device is in bootloader | |
2028 | * mode or is running operational firmware. The value 0x06 identifies | |
2029 | * the bootloader and the value 0x23 identifies the operational | |
2030 | * firmware. | |
2031 | * | |
2032 | * When the operational firmware is already present, then only | |
2033 | * the check for valid Bluetooth device address is needed. This | |
2034 | * determines if the device will be added as configured or | |
2035 | * unconfigured controller. | |
2036 | * | |
2037 | * It is not possible to use the Secure Boot Parameters in this | |
2038 | * case since that command is only available in bootloader mode. | |
2039 | */ | |
6c483de1 | 2040 | if (ver.fw_variant == 0x23) { |
cda0dd78 | 2041 | clear_bit(BTUSB_BOOTLOADER, &data->flags); |
4185a0f5 | 2042 | btintel_check_bdaddr(hdev); |
cda0dd78 MH |
2043 | return 0; |
2044 | } | |
2045 | ||
2046 | /* If the device is not in bootloader mode, then the only possible | |
2047 | * choice is to return an error and abort the device initialization. | |
2048 | */ | |
6c483de1 | 2049 | if (ver.fw_variant != 0x06) { |
cda0dd78 | 2050 | BT_ERR("%s: Unsupported Intel firmware variant (%u)", |
6c483de1 | 2051 | hdev->name, ver.fw_variant); |
cda0dd78 MH |
2052 | return -ENODEV; |
2053 | } | |
2054 | ||
cda0dd78 MH |
2055 | /* Read the secure boot parameters to identify the operating |
2056 | * details of the bootloader. | |
2057 | */ | |
2058 | skb = __hci_cmd_sync(hdev, 0xfc0d, 0, NULL, HCI_INIT_TIMEOUT); | |
2059 | if (IS_ERR(skb)) { | |
2060 | BT_ERR("%s: Reading Intel boot parameters failed (%ld)", | |
2061 | hdev->name, PTR_ERR(skb)); | |
2062 | return PTR_ERR(skb); | |
2063 | } | |
2064 | ||
2065 | if (skb->len != sizeof(*params)) { | |
2066 | BT_ERR("%s: Intel boot parameters size mismatch", hdev->name); | |
2067 | kfree_skb(skb); | |
2068 | return -EILSEQ; | |
2069 | } | |
2070 | ||
2071 | params = (struct intel_boot_params *)skb->data; | |
cda0dd78 MH |
2072 | |
2073 | BT_INFO("%s: Device revision is %u", hdev->name, | |
2074 | le16_to_cpu(params->dev_revid)); | |
2075 | ||
2076 | BT_INFO("%s: Secure boot is %s", hdev->name, | |
2077 | params->secure_boot ? "enabled" : "disabled"); | |
2078 | ||
2220994e MH |
2079 | BT_INFO("%s: OTP lock is %s", hdev->name, |
2080 | params->otp_lock ? "enabled" : "disabled"); | |
2081 | ||
2082 | BT_INFO("%s: API lock is %s", hdev->name, | |
2083 | params->api_lock ? "enabled" : "disabled"); | |
2084 | ||
2085 | BT_INFO("%s: Debug lock is %s", hdev->name, | |
2086 | params->debug_lock ? "enabled" : "disabled"); | |
2087 | ||
cda0dd78 MH |
2088 | BT_INFO("%s: Minimum firmware build %u week %u %u", hdev->name, |
2089 | params->min_fw_build_nn, params->min_fw_build_cw, | |
2090 | 2000 + params->min_fw_build_yy); | |
2091 | ||
2092 | /* It is required that every single firmware fragment is acknowledged | |
2093 | * with a command complete event. If the boot parameters indicate | |
2094 | * that this bootloader does not send them, then abort the setup. | |
2095 | */ | |
2096 | if (params->limited_cce != 0x00) { | |
2097 | BT_ERR("%s: Unsupported Intel firmware loading method (%u)", | |
2098 | hdev->name, params->limited_cce); | |
2099 | kfree_skb(skb); | |
2100 | return -EINVAL; | |
2101 | } | |
2102 | ||
2103 | /* If the OTP has no valid Bluetooth device address, then there will | |
2104 | * also be no valid address for the operational firmware. | |
2105 | */ | |
2106 | if (!bacmp(¶ms->otp_bdaddr, BDADDR_ANY)) { | |
2107 | BT_INFO("%s: No device address configured", hdev->name); | |
2108 | set_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks); | |
2109 | } | |
2110 | ||
2111 | /* With this Intel bootloader only the hardware variant and device | |
2112 | * revision information are used to select the right firmware. | |
2113 | * | |
230b04ac THJA |
2114 | * The firmware filename is ibt-<hw_variant>-<dev_revid>.sfi. |
2115 | * | |
2116 | * Currently the supported hardware variants are: | |
2117 | * 11 (0x0b) for iBT3.0 (LnP/SfP) | |
2118 | * 12 (0x0c) for iBT3.5 (WsP) | |
cda0dd78 | 2119 | */ |
230b04ac THJA |
2120 | snprintf(fwname, sizeof(fwname), "intel/ibt-%u-%u.sfi", |
2121 | le16_to_cpu(ver.hw_variant), | |
cda0dd78 MH |
2122 | le16_to_cpu(params->dev_revid)); |
2123 | ||
2124 | err = request_firmware(&fw, fwname, &hdev->dev); | |
2125 | if (err < 0) { | |
2126 | BT_ERR("%s: Failed to load Intel firmware file (%d)", | |
2127 | hdev->name, err); | |
2128 | kfree_skb(skb); | |
2129 | return err; | |
2130 | } | |
2131 | ||
2132 | BT_INFO("%s: Found device firmware: %s", hdev->name, fwname); | |
2133 | ||
52cc9168 THJA |
2134 | /* Save the DDC file name for later use to apply once the firmware |
2135 | * downloading is done. | |
2136 | */ | |
230b04ac THJA |
2137 | snprintf(fwname, sizeof(fwname), "intel/ibt-%u-%u.ddc", |
2138 | le16_to_cpu(ver.hw_variant), | |
52cc9168 THJA |
2139 | le16_to_cpu(params->dev_revid)); |
2140 | ||
cda0dd78 MH |
2141 | kfree_skb(skb); |
2142 | ||
2143 | if (fw->size < 644) { | |
2144 | BT_ERR("%s: Invalid size of firmware file (%zu)", | |
2145 | hdev->name, fw->size); | |
2146 | err = -EBADF; | |
2147 | goto done; | |
2148 | } | |
2149 | ||
2150 | set_bit(BTUSB_DOWNLOADING, &data->flags); | |
2151 | ||
2152 | /* Start the firmware download transaction with the Init fragment | |
2153 | * represented by the 128 bytes of CSS header. | |
2154 | */ | |
09df123d | 2155 | err = btintel_secure_send(hdev, 0x00, 128, fw->data); |
cda0dd78 MH |
2156 | if (err < 0) { |
2157 | BT_ERR("%s: Failed to send firmware header (%d)", | |
2158 | hdev->name, err); | |
2159 | goto done; | |
2160 | } | |
2161 | ||
2162 | /* Send the 256 bytes of public key information from the firmware | |
2163 | * as the PKey fragment. | |
2164 | */ | |
09df123d | 2165 | err = btintel_secure_send(hdev, 0x03, 256, fw->data + 128); |
cda0dd78 MH |
2166 | if (err < 0) { |
2167 | BT_ERR("%s: Failed to send firmware public key (%d)", | |
2168 | hdev->name, err); | |
2169 | goto done; | |
2170 | } | |
2171 | ||
2172 | /* Send the 256 bytes of signature information from the firmware | |
2173 | * as the Sign fragment. | |
2174 | */ | |
09df123d | 2175 | err = btintel_secure_send(hdev, 0x02, 256, fw->data + 388); |
cda0dd78 MH |
2176 | if (err < 0) { |
2177 | BT_ERR("%s: Failed to send firmware signature (%d)", | |
2178 | hdev->name, err); | |
2179 | goto done; | |
2180 | } | |
2181 | ||
2182 | fw_ptr = fw->data + 644; | |
e66890a9 | 2183 | frag_len = 0; |
cda0dd78 MH |
2184 | |
2185 | while (fw_ptr - fw->data < fw->size) { | |
e66890a9 | 2186 | struct hci_command_hdr *cmd = (void *)(fw_ptr + frag_len); |
cda0dd78 | 2187 | |
e66890a9 | 2188 | frag_len += sizeof(*cmd) + cmd->plen; |
cda0dd78 | 2189 | |
5075edae | 2190 | /* The parameter length of the secure send command requires |
e66890a9 MH |
2191 | * a 4 byte alignment. It happens so that the firmware file |
2192 | * contains proper Intel_NOP commands to align the fragments | |
2193 | * as needed. | |
2194 | * | |
2195 | * Send set of commands with 4 byte alignment from the | |
2196 | * firmware data buffer as a single Data fragement. | |
cda0dd78 | 2197 | */ |
e66890a9 | 2198 | if (!(frag_len % 4)) { |
09df123d | 2199 | err = btintel_secure_send(hdev, 0x01, frag_len, fw_ptr); |
e66890a9 MH |
2200 | if (err < 0) { |
2201 | BT_ERR("%s: Failed to send firmware data (%d)", | |
2202 | hdev->name, err); | |
2203 | goto done; | |
2204 | } | |
cda0dd78 | 2205 | |
e66890a9 MH |
2206 | fw_ptr += frag_len; |
2207 | frag_len = 0; | |
2208 | } | |
cda0dd78 MH |
2209 | } |
2210 | ||
ce6bb929 MH |
2211 | set_bit(BTUSB_FIRMWARE_LOADED, &data->flags); |
2212 | ||
a087a98e JH |
2213 | BT_INFO("%s: Waiting for firmware download to complete", hdev->name); |
2214 | ||
cda0dd78 MH |
2215 | /* Before switching the device into operational mode and with that |
2216 | * booting the loaded firmware, wait for the bootloader notification | |
2217 | * that all fragments have been successfully received. | |
2218 | * | |
a087a98e JH |
2219 | * When the event processing receives the notification, then the |
2220 | * BTUSB_DOWNLOADING flag will be cleared. | |
2221 | * | |
2222 | * The firmware loading should not take longer than 5 seconds | |
2223 | * and thus just timeout if that happens and fail the setup | |
2224 | * of this device. | |
cda0dd78 | 2225 | */ |
129a7693 JH |
2226 | err = wait_on_bit_timeout(&data->flags, BTUSB_DOWNLOADING, |
2227 | TASK_INTERRUPTIBLE, | |
2228 | msecs_to_jiffies(5000)); | |
f0a70a04 | 2229 | if (err == -EINTR) { |
a087a98e | 2230 | BT_ERR("%s: Firmware loading interrupted", hdev->name); |
a087a98e JH |
2231 | goto done; |
2232 | } | |
cda0dd78 | 2233 | |
a087a98e JH |
2234 | if (err) { |
2235 | BT_ERR("%s: Firmware loading timeout", hdev->name); | |
2236 | err = -ETIMEDOUT; | |
2237 | goto done; | |
cda0dd78 MH |
2238 | } |
2239 | ||
2240 | if (test_bit(BTUSB_FIRMWARE_FAILED, &data->flags)) { | |
2241 | BT_ERR("%s: Firmware loading failed", hdev->name); | |
2242 | err = -ENOEXEC; | |
2243 | goto done; | |
2244 | } | |
2245 | ||
2246 | rettime = ktime_get(); | |
2247 | delta = ktime_sub(rettime, calltime); | |
2248 | duration = (unsigned long long) ktime_to_ns(delta) >> 10; | |
2249 | ||
2250 | BT_INFO("%s: Firmware loaded in %llu usecs", hdev->name, duration); | |
2251 | ||
2252 | done: | |
2253 | release_firmware(fw); | |
2254 | ||
2255 | if (err < 0) | |
2256 | return err; | |
2257 | ||
2258 | calltime = ktime_get(); | |
2259 | ||
2260 | set_bit(BTUSB_BOOTING, &data->flags); | |
2261 | ||
2262 | skb = __hci_cmd_sync(hdev, 0xfc01, sizeof(reset_param), reset_param, | |
2263 | HCI_INIT_TIMEOUT); | |
2264 | if (IS_ERR(skb)) | |
2265 | return PTR_ERR(skb); | |
2266 | ||
2267 | kfree_skb(skb); | |
2268 | ||
2269 | /* The bootloader will not indicate when the device is ready. This | |
2270 | * is done by the operational firmware sending bootup notification. | |
fad70972 JH |
2271 | * |
2272 | * Booting into operational firmware should not take longer than | |
2273 | * 1 second. However if that happens, then just fail the setup | |
2274 | * since something went wrong. | |
cda0dd78 | 2275 | */ |
fad70972 | 2276 | BT_INFO("%s: Waiting for device to boot", hdev->name); |
cda0dd78 | 2277 | |
129a7693 JH |
2278 | err = wait_on_bit_timeout(&data->flags, BTUSB_BOOTING, |
2279 | TASK_INTERRUPTIBLE, | |
2280 | msecs_to_jiffies(1000)); | |
cda0dd78 | 2281 | |
f0a70a04 | 2282 | if (err == -EINTR) { |
fad70972 JH |
2283 | BT_ERR("%s: Device boot interrupted", hdev->name); |
2284 | return -EINTR; | |
2285 | } | |
cda0dd78 | 2286 | |
fad70972 JH |
2287 | if (err) { |
2288 | BT_ERR("%s: Device boot timeout", hdev->name); | |
2289 | return -ETIMEDOUT; | |
cda0dd78 MH |
2290 | } |
2291 | ||
2292 | rettime = ktime_get(); | |
2293 | delta = ktime_sub(rettime, calltime); | |
2294 | duration = (unsigned long long) ktime_to_ns(delta) >> 10; | |
2295 | ||
2296 | BT_INFO("%s: Device booted in %llu usecs", hdev->name, duration); | |
2297 | ||
2298 | clear_bit(BTUSB_BOOTLOADER, &data->flags); | |
2299 | ||
52cc9168 THJA |
2300 | /* Once the device is running in operational mode, it needs to apply |
2301 | * the device configuration (DDC) parameters. | |
2302 | * | |
2303 | * The device can work without DDC parameters, so even if it fails | |
2304 | * to load the file, no need to fail the setup. | |
2305 | */ | |
e924d3d6 | 2306 | btintel_load_ddc_config(hdev, fwname); |
52cc9168 | 2307 | |
213445b2 MH |
2308 | /* Set the event mask for Intel specific vendor events. This enables |
2309 | * a few extra events that are useful during general operation. It | |
2310 | * does not enable any debugging related events. | |
2311 | * | |
2312 | * The device will function correctly without these events enabled | |
2313 | * and thus no need to fail the setup. | |
2314 | */ | |
2315 | btintel_set_event_mask(hdev, false); | |
2316 | ||
cda0dd78 MH |
2317 | return 0; |
2318 | } | |
2319 | ||
bfbd45e9 THJA |
2320 | static int btusb_shutdown_intel(struct hci_dev *hdev) |
2321 | { | |
2322 | struct sk_buff *skb; | |
2323 | long ret; | |
2324 | ||
2325 | /* Some platforms have an issue with BT LED when the interface is | |
2326 | * down or BT radio is turned off, which takes 5 seconds to BT LED | |
2327 | * goes off. This command turns off the BT LED immediately. | |
2328 | */ | |
2329 | skb = __hci_cmd_sync(hdev, 0xfc3f, 0, NULL, HCI_INIT_TIMEOUT); | |
2330 | if (IS_ERR(skb)) { | |
2331 | ret = PTR_ERR(skb); | |
2332 | BT_ERR("%s: turning off Intel device LED failed (%ld)", | |
2333 | hdev->name, ret); | |
2334 | return ret; | |
2335 | } | |
2336 | kfree_skb(skb); | |
2337 | ||
2338 | return 0; | |
2339 | } | |
2340 | ||
ae8df494 AK |
2341 | static int btusb_set_bdaddr_marvell(struct hci_dev *hdev, |
2342 | const bdaddr_t *bdaddr) | |
2343 | { | |
2344 | struct sk_buff *skb; | |
2345 | u8 buf[8]; | |
2346 | long ret; | |
2347 | ||
2348 | buf[0] = 0xfe; | |
2349 | buf[1] = sizeof(bdaddr_t); | |
2350 | memcpy(buf + 2, bdaddr, sizeof(bdaddr_t)); | |
2351 | ||
2352 | skb = __hci_cmd_sync(hdev, 0xfc22, sizeof(buf), buf, HCI_INIT_TIMEOUT); | |
2353 | if (IS_ERR(skb)) { | |
2354 | ret = PTR_ERR(skb); | |
2355 | BT_ERR("%s: changing Marvell device address failed (%ld)", | |
2356 | hdev->name, ret); | |
2357 | return ret; | |
2358 | } | |
2359 | kfree_skb(skb); | |
2360 | ||
2361 | return 0; | |
2362 | } | |
2363 | ||
5859223e TK |
2364 | static int btusb_set_bdaddr_ath3012(struct hci_dev *hdev, |
2365 | const bdaddr_t *bdaddr) | |
2366 | { | |
2367 | struct sk_buff *skb; | |
2368 | u8 buf[10]; | |
2369 | long ret; | |
2370 | ||
2371 | buf[0] = 0x01; | |
2372 | buf[1] = 0x01; | |
2373 | buf[2] = 0x00; | |
2374 | buf[3] = sizeof(bdaddr_t); | |
2375 | memcpy(buf + 4, bdaddr, sizeof(bdaddr_t)); | |
2376 | ||
2377 | skb = __hci_cmd_sync(hdev, 0xfc0b, sizeof(buf), buf, HCI_INIT_TIMEOUT); | |
2378 | if (IS_ERR(skb)) { | |
2379 | ret = PTR_ERR(skb); | |
2380 | BT_ERR("%s: Change address command failed (%ld)", | |
2381 | hdev->name, ret); | |
2382 | return ret; | |
2383 | } | |
2384 | kfree_skb(skb); | |
2385 | ||
2386 | return 0; | |
2387 | } | |
2388 | ||
3267c884 KBYT |
2389 | #define QCA_DFU_PACKET_LEN 4096 |
2390 | ||
2391 | #define QCA_GET_TARGET_VERSION 0x09 | |
2392 | #define QCA_CHECK_STATUS 0x05 | |
2393 | #define QCA_DFU_DOWNLOAD 0x01 | |
2394 | ||
2395 | #define QCA_SYSCFG_UPDATED 0x40 | |
2396 | #define QCA_PATCH_UPDATED 0x80 | |
2397 | #define QCA_DFU_TIMEOUT 3000 | |
2398 | ||
2399 | struct qca_version { | |
2400 | __le32 rom_version; | |
2401 | __le32 patch_version; | |
2402 | __le32 ram_version; | |
2403 | __le32 ref_clock; | |
2404 | __u8 reserved[4]; | |
2405 | } __packed; | |
2406 | ||
2407 | struct qca_rampatch_version { | |
2408 | __le16 rom_version; | |
2409 | __le16 patch_version; | |
2410 | } __packed; | |
2411 | ||
2412 | struct qca_device_info { | |
bf906b3d KBYT |
2413 | u32 rom_version; |
2414 | u8 rampatch_hdr; /* length of header in rampatch */ | |
2415 | u8 nvm_hdr; /* length of header in NVM */ | |
2416 | u8 ver_offset; /* offset of version structure in rampatch */ | |
3267c884 KBYT |
2417 | }; |
2418 | ||
2419 | static const struct qca_device_info qca_devices_table[] = { | |
2420 | { 0x00000100, 20, 4, 10 }, /* Rome 1.0 */ | |
2421 | { 0x00000101, 20, 4, 10 }, /* Rome 1.1 */ | |
7f6e6363 | 2422 | { 0x00000200, 28, 4, 18 }, /* Rome 2.0 */ |
3267c884 KBYT |
2423 | { 0x00000201, 28, 4, 18 }, /* Rome 2.1 */ |
2424 | { 0x00000300, 28, 4, 18 }, /* Rome 3.0 */ | |
2425 | { 0x00000302, 28, 4, 18 }, /* Rome 3.2 */ | |
2426 | }; | |
2427 | ||
2428 | static int btusb_qca_send_vendor_req(struct hci_dev *hdev, u8 request, | |
2429 | void *data, u16 size) | |
2430 | { | |
2431 | struct btusb_data *btdata = hci_get_drvdata(hdev); | |
2432 | struct usb_device *udev = btdata->udev; | |
2433 | int pipe, err; | |
2434 | u8 *buf; | |
2435 | ||
2436 | buf = kmalloc(size, GFP_KERNEL); | |
2437 | if (!buf) | |
2438 | return -ENOMEM; | |
2439 | ||
2440 | /* Found some of USB hosts have IOT issues with ours so that we should | |
2441 | * not wait until HCI layer is ready. | |
2442 | */ | |
2443 | pipe = usb_rcvctrlpipe(udev, 0); | |
2444 | err = usb_control_msg(udev, pipe, request, USB_TYPE_VENDOR | USB_DIR_IN, | |
2445 | 0, 0, buf, size, USB_CTRL_SET_TIMEOUT); | |
2446 | if (err < 0) { | |
2447 | BT_ERR("%s: Failed to access otp area (%d)", hdev->name, err); | |
2448 | goto done; | |
2449 | } | |
2450 | ||
2451 | memcpy(data, buf, size); | |
2452 | ||
2453 | done: | |
2454 | kfree(buf); | |
2455 | ||
2456 | return err; | |
2457 | } | |
2458 | ||
2459 | static int btusb_setup_qca_download_fw(struct hci_dev *hdev, | |
2460 | const struct firmware *firmware, | |
2461 | size_t hdr_size) | |
2462 | { | |
2463 | struct btusb_data *btdata = hci_get_drvdata(hdev); | |
2464 | struct usb_device *udev = btdata->udev; | |
2465 | size_t count, size, sent = 0; | |
2466 | int pipe, len, err; | |
2467 | u8 *buf; | |
2468 | ||
2469 | buf = kmalloc(QCA_DFU_PACKET_LEN, GFP_KERNEL); | |
2470 | if (!buf) | |
2471 | return -ENOMEM; | |
2472 | ||
2473 | count = firmware->size; | |
2474 | ||
2475 | size = min_t(size_t, count, hdr_size); | |
2476 | memcpy(buf, firmware->data, size); | |
2477 | ||
2478 | /* USB patches should go down to controller through USB path | |
2479 | * because binary format fits to go down through USB channel. | |
2480 | * USB control path is for patching headers and USB bulk is for | |
2481 | * patch body. | |
2482 | */ | |
2483 | pipe = usb_sndctrlpipe(udev, 0); | |
2484 | err = usb_control_msg(udev, pipe, QCA_DFU_DOWNLOAD, USB_TYPE_VENDOR, | |
2485 | 0, 0, buf, size, USB_CTRL_SET_TIMEOUT); | |
2486 | if (err < 0) { | |
2487 | BT_ERR("%s: Failed to send headers (%d)", hdev->name, err); | |
2488 | goto done; | |
2489 | } | |
2490 | ||
2491 | sent += size; | |
2492 | count -= size; | |
2493 | ||
2494 | while (count) { | |
2495 | size = min_t(size_t, count, QCA_DFU_PACKET_LEN); | |
2496 | ||
2497 | memcpy(buf, firmware->data + sent, size); | |
2498 | ||
2499 | pipe = usb_sndbulkpipe(udev, 0x02); | |
2500 | err = usb_bulk_msg(udev, pipe, buf, size, &len, | |
2501 | QCA_DFU_TIMEOUT); | |
2502 | if (err < 0) { | |
2503 | BT_ERR("%s: Failed to send body at %zd of %zd (%d)", | |
2504 | hdev->name, sent, firmware->size, err); | |
2505 | break; | |
2506 | } | |
2507 | ||
2508 | if (size != len) { | |
2509 | BT_ERR("%s: Failed to get bulk buffer", hdev->name); | |
2510 | err = -EILSEQ; | |
2511 | break; | |
2512 | } | |
2513 | ||
2514 | sent += size; | |
2515 | count -= size; | |
2516 | } | |
2517 | ||
2518 | done: | |
2519 | kfree(buf); | |
2520 | return err; | |
2521 | } | |
2522 | ||
2523 | static int btusb_setup_qca_load_rampatch(struct hci_dev *hdev, | |
2524 | struct qca_version *ver, | |
2525 | const struct qca_device_info *info) | |
2526 | { | |
2527 | struct qca_rampatch_version *rver; | |
2528 | const struct firmware *fw; | |
bf906b3d KBYT |
2529 | u32 ver_rom, ver_patch; |
2530 | u16 rver_rom, rver_patch; | |
3267c884 KBYT |
2531 | char fwname[64]; |
2532 | int err; | |
2533 | ||
bf906b3d KBYT |
2534 | ver_rom = le32_to_cpu(ver->rom_version); |
2535 | ver_patch = le32_to_cpu(ver->patch_version); | |
2536 | ||
2537 | snprintf(fwname, sizeof(fwname), "qca/rampatch_usb_%08x.bin", ver_rom); | |
3267c884 KBYT |
2538 | |
2539 | err = request_firmware(&fw, fwname, &hdev->dev); | |
2540 | if (err) { | |
2541 | BT_ERR("%s: failed to request rampatch file: %s (%d)", | |
2542 | hdev->name, fwname, err); | |
2543 | return err; | |
2544 | } | |
2545 | ||
2546 | BT_INFO("%s: using rampatch file: %s", hdev->name, fwname); | |
bf906b3d | 2547 | |
3267c884 | 2548 | rver = (struct qca_rampatch_version *)(fw->data + info->ver_offset); |
bf906b3d KBYT |
2549 | rver_rom = le16_to_cpu(rver->rom_version); |
2550 | rver_patch = le16_to_cpu(rver->patch_version); | |
2551 | ||
3267c884 | 2552 | BT_INFO("%s: QCA: patch rome 0x%x build 0x%x, firmware rome 0x%x " |
bf906b3d KBYT |
2553 | "build 0x%x", hdev->name, rver_rom, rver_patch, ver_rom, |
2554 | ver_patch); | |
3267c884 | 2555 | |
bf906b3d | 2556 | if (rver_rom != ver_rom || rver_patch <= ver_patch) { |
3267c884 KBYT |
2557 | BT_ERR("%s: rampatch file version did not match with firmware", |
2558 | hdev->name); | |
2559 | err = -EINVAL; | |
2560 | goto done; | |
2561 | } | |
2562 | ||
2563 | err = btusb_setup_qca_download_fw(hdev, fw, info->rampatch_hdr); | |
2564 | ||
2565 | done: | |
2566 | release_firmware(fw); | |
2567 | ||
2568 | return err; | |
2569 | } | |
2570 | ||
2571 | static int btusb_setup_qca_load_nvm(struct hci_dev *hdev, | |
2572 | struct qca_version *ver, | |
2573 | const struct qca_device_info *info) | |
2574 | { | |
2575 | const struct firmware *fw; | |
2576 | char fwname[64]; | |
2577 | int err; | |
2578 | ||
2579 | snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x.bin", | |
2580 | le32_to_cpu(ver->rom_version)); | |
2581 | ||
2582 | err = request_firmware(&fw, fwname, &hdev->dev); | |
2583 | if (err) { | |
2584 | BT_ERR("%s: failed to request NVM file: %s (%d)", | |
2585 | hdev->name, fwname, err); | |
2586 | return err; | |
2587 | } | |
2588 | ||
2589 | BT_INFO("%s: using NVM file: %s", hdev->name, fwname); | |
2590 | ||
2591 | err = btusb_setup_qca_download_fw(hdev, fw, info->nvm_hdr); | |
2592 | ||
2593 | release_firmware(fw); | |
2594 | ||
2595 | return err; | |
2596 | } | |
2597 | ||
2598 | static int btusb_setup_qca(struct hci_dev *hdev) | |
2599 | { | |
2600 | const struct qca_device_info *info = NULL; | |
2601 | struct qca_version ver; | |
bf906b3d | 2602 | u32 ver_rom; |
3267c884 KBYT |
2603 | u8 status; |
2604 | int i, err; | |
2605 | ||
2606 | err = btusb_qca_send_vendor_req(hdev, QCA_GET_TARGET_VERSION, &ver, | |
eb50042f | 2607 | sizeof(ver)); |
3267c884 KBYT |
2608 | if (err < 0) |
2609 | return err; | |
2610 | ||
bf906b3d | 2611 | ver_rom = le32_to_cpu(ver.rom_version); |
3267c884 | 2612 | for (i = 0; i < ARRAY_SIZE(qca_devices_table); i++) { |
bf906b3d | 2613 | if (ver_rom == qca_devices_table[i].rom_version) |
3267c884 KBYT |
2614 | info = &qca_devices_table[i]; |
2615 | } | |
2616 | if (!info) { | |
2617 | BT_ERR("%s: don't support firmware rome 0x%x", hdev->name, | |
bf906b3d | 2618 | ver_rom); |
3267c884 KBYT |
2619 | return -ENODEV; |
2620 | } | |
2621 | ||
2622 | err = btusb_qca_send_vendor_req(hdev, QCA_CHECK_STATUS, &status, | |
2623 | sizeof(status)); | |
2624 | if (err < 0) | |
2625 | return err; | |
2626 | ||
2627 | if (!(status & QCA_PATCH_UPDATED)) { | |
2628 | err = btusb_setup_qca_load_rampatch(hdev, &ver, info); | |
2629 | if (err < 0) | |
2630 | return err; | |
2631 | } | |
2632 | ||
2633 | if (!(status & QCA_SYSCFG_UPDATED)) { | |
2634 | err = btusb_setup_qca_load_nvm(hdev, &ver, info); | |
2635 | if (err < 0) | |
2636 | return err; | |
2637 | } | |
2638 | ||
2639 | return 0; | |
2640 | } | |
2641 | ||
9d08f504 MH |
2642 | #ifdef CONFIG_BT_HCIBTUSB_BCM |
2643 | static inline int __set_diag_interface(struct hci_dev *hdev) | |
2644 | { | |
2645 | struct btusb_data *data = hci_get_drvdata(hdev); | |
2646 | struct usb_interface *intf = data->diag; | |
2647 | int i; | |
2648 | ||
2649 | if (!data->diag) | |
2650 | return -ENODEV; | |
2651 | ||
2652 | data->diag_tx_ep = NULL; | |
2653 | data->diag_rx_ep = NULL; | |
2654 | ||
2655 | for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++) { | |
2656 | struct usb_endpoint_descriptor *ep_desc; | |
2657 | ||
2658 | ep_desc = &intf->cur_altsetting->endpoint[i].desc; | |
2659 | ||
2660 | if (!data->diag_tx_ep && usb_endpoint_is_bulk_out(ep_desc)) { | |
2661 | data->diag_tx_ep = ep_desc; | |
2662 | continue; | |
2663 | } | |
2664 | ||
2665 | if (!data->diag_rx_ep && usb_endpoint_is_bulk_in(ep_desc)) { | |
2666 | data->diag_rx_ep = ep_desc; | |
2667 | continue; | |
2668 | } | |
2669 | } | |
2670 | ||
2671 | if (!data->diag_tx_ep || !data->diag_rx_ep) { | |
2672 | BT_ERR("%s invalid diagnostic descriptors", hdev->name); | |
2673 | return -ENODEV; | |
2674 | } | |
2675 | ||
2676 | return 0; | |
2677 | } | |
2678 | ||
2679 | static struct urb *alloc_diag_urb(struct hci_dev *hdev, bool enable) | |
2680 | { | |
2681 | struct btusb_data *data = hci_get_drvdata(hdev); | |
2682 | struct sk_buff *skb; | |
2683 | struct urb *urb; | |
2684 | unsigned int pipe; | |
2685 | ||
2686 | if (!data->diag_tx_ep) | |
2687 | return ERR_PTR(-ENODEV); | |
2688 | ||
2689 | urb = usb_alloc_urb(0, GFP_KERNEL); | |
2690 | if (!urb) | |
2691 | return ERR_PTR(-ENOMEM); | |
2692 | ||
2693 | skb = bt_skb_alloc(2, GFP_KERNEL); | |
2694 | if (!skb) { | |
2695 | usb_free_urb(urb); | |
2696 | return ERR_PTR(-ENOMEM); | |
2697 | } | |
2698 | ||
2699 | *skb_put(skb, 1) = 0xf0; | |
2700 | *skb_put(skb, 1) = enable; | |
2701 | ||
2702 | pipe = usb_sndbulkpipe(data->udev, data->diag_tx_ep->bEndpointAddress); | |
2703 | ||
2704 | usb_fill_bulk_urb(urb, data->udev, pipe, | |
2705 | skb->data, skb->len, btusb_tx_complete, skb); | |
2706 | ||
2707 | skb->dev = (void *)hdev; | |
2708 | ||
2709 | return urb; | |
2710 | } | |
2711 | ||
2712 | static int btusb_bcm_set_diag(struct hci_dev *hdev, bool enable) | |
2713 | { | |
2714 | struct btusb_data *data = hci_get_drvdata(hdev); | |
2715 | struct urb *urb; | |
2716 | ||
2717 | if (!data->diag) | |
2718 | return -ENODEV; | |
2719 | ||
2720 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
2721 | return -ENETDOWN; | |
2722 | ||
2723 | urb = alloc_diag_urb(hdev, enable); | |
2724 | if (IS_ERR(urb)) | |
2725 | return PTR_ERR(urb); | |
2726 | ||
2727 | return submit_or_queue_tx_urb(hdev, urb); | |
2728 | } | |
2729 | #endif | |
2730 | ||
5e23b923 | 2731 | static int btusb_probe(struct usb_interface *intf, |
89e7533d | 2732 | const struct usb_device_id *id) |
5e23b923 MH |
2733 | { |
2734 | struct usb_endpoint_descriptor *ep_desc; | |
2735 | struct btusb_data *data; | |
2736 | struct hci_dev *hdev; | |
22f8e9db | 2737 | unsigned ifnum_base; |
5e23b923 MH |
2738 | int i, err; |
2739 | ||
2740 | BT_DBG("intf %p id %p", intf, id); | |
2741 | ||
cfeb4145 | 2742 | /* interface numbers are hardcoded in the spec */ |
22f8e9db MH |
2743 | if (intf->cur_altsetting->desc.bInterfaceNumber != 0) { |
2744 | if (!(id->driver_info & BTUSB_IFNUM_2)) | |
2745 | return -ENODEV; | |
2746 | if (intf->cur_altsetting->desc.bInterfaceNumber != 2) | |
2747 | return -ENODEV; | |
2748 | } | |
2749 | ||
2750 | ifnum_base = intf->cur_altsetting->desc.bInterfaceNumber; | |
5e23b923 MH |
2751 | |
2752 | if (!id->driver_info) { | |
2753 | const struct usb_device_id *match; | |
89e7533d | 2754 | |
5e23b923 MH |
2755 | match = usb_match_id(intf, blacklist_table); |
2756 | if (match) | |
2757 | id = match; | |
2758 | } | |
2759 | ||
cfeb4145 MH |
2760 | if (id->driver_info == BTUSB_IGNORE) |
2761 | return -ENODEV; | |
2762 | ||
2d25f8b4 SL |
2763 | if (id->driver_info & BTUSB_ATH3012) { |
2764 | struct usb_device *udev = interface_to_usbdev(intf); | |
2765 | ||
2766 | /* Old firmware would otherwise let ath3k driver load | |
2767 | * patch and sysconfig files */ | |
2768 | if (le16_to_cpu(udev->descriptor.bcdDevice) <= 0x0001) | |
2769 | return -ENODEV; | |
2770 | } | |
2771 | ||
98921dbd | 2772 | data = devm_kzalloc(&intf->dev, sizeof(*data), GFP_KERNEL); |
5e23b923 MH |
2773 | if (!data) |
2774 | return -ENOMEM; | |
2775 | ||
2776 | for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++) { | |
2777 | ep_desc = &intf->cur_altsetting->endpoint[i].desc; | |
2778 | ||
2779 | if (!data->intr_ep && usb_endpoint_is_int_in(ep_desc)) { | |
2780 | data->intr_ep = ep_desc; | |
2781 | continue; | |
2782 | } | |
2783 | ||
2784 | if (!data->bulk_tx_ep && usb_endpoint_is_bulk_out(ep_desc)) { | |
2785 | data->bulk_tx_ep = ep_desc; | |
2786 | continue; | |
2787 | } | |
2788 | ||
2789 | if (!data->bulk_rx_ep && usb_endpoint_is_bulk_in(ep_desc)) { | |
2790 | data->bulk_rx_ep = ep_desc; | |
2791 | continue; | |
2792 | } | |
2793 | } | |
2794 | ||
98921dbd | 2795 | if (!data->intr_ep || !data->bulk_tx_ep || !data->bulk_rx_ep) |
5e23b923 | 2796 | return -ENODEV; |
5e23b923 | 2797 | |
893ba544 MH |
2798 | if (id->driver_info & BTUSB_AMP) { |
2799 | data->cmdreq_type = USB_TYPE_CLASS | 0x01; | |
2800 | data->cmdreq = 0x2b; | |
2801 | } else { | |
2802 | data->cmdreq_type = USB_TYPE_CLASS; | |
2803 | data->cmdreq = 0x00; | |
2804 | } | |
7a9d4020 | 2805 | |
5e23b923 | 2806 | data->udev = interface_to_usbdev(intf); |
5fbcd260 | 2807 | data->intf = intf; |
5e23b923 | 2808 | |
5e23b923 | 2809 | INIT_WORK(&data->work, btusb_work); |
7bee549e | 2810 | INIT_WORK(&data->waker, btusb_waker); |
803b5836 MH |
2811 | init_usb_anchor(&data->deferred); |
2812 | init_usb_anchor(&data->tx_anchor); | |
7bee549e | 2813 | spin_lock_init(&data->txlock); |
5e23b923 | 2814 | |
5e23b923 MH |
2815 | init_usb_anchor(&data->intr_anchor); |
2816 | init_usb_anchor(&data->bulk_anchor); | |
9bfa35fe | 2817 | init_usb_anchor(&data->isoc_anchor); |
9d08f504 | 2818 | init_usb_anchor(&data->diag_anchor); |
803b5836 | 2819 | spin_lock_init(&data->rxlock); |
5e23b923 | 2820 | |
cda0dd78 MH |
2821 | if (id->driver_info & BTUSB_INTEL_NEW) { |
2822 | data->recv_event = btusb_recv_event_intel; | |
2823 | data->recv_bulk = btusb_recv_bulk_intel; | |
2824 | set_bit(BTUSB_BOOTLOADER, &data->flags); | |
2825 | } else { | |
2826 | data->recv_event = hci_recv_frame; | |
2827 | data->recv_bulk = btusb_recv_bulk; | |
2828 | } | |
2cbd3f5c | 2829 | |
5e23b923 | 2830 | hdev = hci_alloc_dev(); |
98921dbd | 2831 | if (!hdev) |
5e23b923 | 2832 | return -ENOMEM; |
5e23b923 | 2833 | |
c13854ce | 2834 | hdev->bus = HCI_USB; |
155961e8 | 2835 | hci_set_drvdata(hdev, data); |
5e23b923 | 2836 | |
893ba544 MH |
2837 | if (id->driver_info & BTUSB_AMP) |
2838 | hdev->dev_type = HCI_AMP; | |
2839 | else | |
ca8bee5d | 2840 | hdev->dev_type = HCI_PRIMARY; |
893ba544 | 2841 | |
5e23b923 MH |
2842 | data->hdev = hdev; |
2843 | ||
2844 | SET_HCIDEV_DEV(hdev, &intf->dev); | |
2845 | ||
9f8f962c MH |
2846 | hdev->open = btusb_open; |
2847 | hdev->close = btusb_close; | |
2848 | hdev->flush = btusb_flush; | |
2849 | hdev->send = btusb_send_frame; | |
2850 | hdev->notify = btusb_notify; | |
2851 | ||
418678b0 SJ |
2852 | if (id->driver_info & BTUSB_CW6622) |
2853 | set_bit(HCI_QUIRK_BROKEN_STORED_LINK_KEY, &hdev->quirks); | |
2854 | ||
6c9d435d MH |
2855 | if (id->driver_info & BTUSB_BCM2045) |
2856 | set_bit(HCI_QUIRK_BROKEN_STORED_LINK_KEY, &hdev->quirks); | |
2857 | ||
9f8f962c MH |
2858 | if (id->driver_info & BTUSB_BCM92035) |
2859 | hdev->setup = btusb_setup_bcm92035; | |
5e23b923 | 2860 | |
c2bfb100 | 2861 | #ifdef CONFIG_BT_HCIBTUSB_BCM |
abbaf50e | 2862 | if (id->driver_info & BTUSB_BCM_PATCHRAM) { |
49a5f782 | 2863 | hdev->manufacturer = 15; |
c2bfb100 | 2864 | hdev->setup = btbcm_setup_patchram; |
9d08f504 | 2865 | hdev->set_diag = btusb_bcm_set_diag; |
1df1f591 | 2866 | hdev->set_bdaddr = btbcm_set_bdaddr; |
9d08f504 MH |
2867 | |
2868 | /* Broadcom LM_DIAG Interface numbers are hardcoded */ | |
22f8e9db | 2869 | data->diag = usb_ifnum_to_if(data->udev, ifnum_base + 2); |
abbaf50e | 2870 | } |
10d4c673 | 2871 | |
9d08f504 | 2872 | if (id->driver_info & BTUSB_BCM_APPLE) { |
49a5f782 | 2873 | hdev->manufacturer = 15; |
c2bfb100 | 2874 | hdev->setup = btbcm_setup_apple; |
9d08f504 MH |
2875 | hdev->set_diag = btusb_bcm_set_diag; |
2876 | ||
2877 | /* Broadcom LM_DIAG Interface numbers are hardcoded */ | |
22f8e9db | 2878 | data->diag = usb_ifnum_to_if(data->udev, ifnum_base + 2); |
9d08f504 | 2879 | } |
c2bfb100 | 2880 | #endif |
17b2772b | 2881 | |
cb8d6597 | 2882 | if (id->driver_info & BTUSB_INTEL) { |
49a5f782 | 2883 | hdev->manufacturer = 2; |
dffd30ee | 2884 | hdev->setup = btusb_setup_intel; |
bfbd45e9 | 2885 | hdev->shutdown = btusb_shutdown_intel; |
3e24767b | 2886 | hdev->set_diag = btintel_set_diag_mfg; |
4185a0f5 | 2887 | hdev->set_bdaddr = btintel_set_bdaddr; |
c33fb9b4 | 2888 | set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks); |
c1154842 | 2889 | set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks); |
3e24767b | 2890 | set_bit(HCI_QUIRK_NON_PERSISTENT_DIAG, &hdev->quirks); |
cb8d6597 | 2891 | } |
dffd30ee | 2892 | |
cda0dd78 | 2893 | if (id->driver_info & BTUSB_INTEL_NEW) { |
49a5f782 | 2894 | hdev->manufacturer = 2; |
cda0dd78 MH |
2895 | hdev->send = btusb_send_frame_intel; |
2896 | hdev->setup = btusb_setup_intel_new; | |
eeb6abe9 | 2897 | hdev->hw_error = btintel_hw_error; |
6d2e50d2 | 2898 | hdev->set_diag = btintel_set_diag; |
4185a0f5 | 2899 | hdev->set_bdaddr = btintel_set_bdaddr; |
b970c5ba | 2900 | set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks); |
d8270fbb | 2901 | set_bit(HCI_QUIRK_NON_PERSISTENT_DIAG, &hdev->quirks); |
cda0dd78 MH |
2902 | } |
2903 | ||
ae8df494 AK |
2904 | if (id->driver_info & BTUSB_MARVELL) |
2905 | hdev->set_bdaddr = btusb_set_bdaddr_marvell; | |
2906 | ||
661cf88a MH |
2907 | if (id->driver_info & BTUSB_SWAVE) { |
2908 | set_bit(HCI_QUIRK_FIXUP_INQUIRY_MODE, &hdev->quirks); | |
d57dbe77 | 2909 | set_bit(HCI_QUIRK_BROKEN_LOCAL_COMMANDS, &hdev->quirks); |
661cf88a | 2910 | } |
d57dbe77 | 2911 | |
e4c534bb MH |
2912 | if (id->driver_info & BTUSB_INTEL_BOOT) { |
2913 | hdev->manufacturer = 2; | |
40df783d | 2914 | set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks); |
e4c534bb | 2915 | } |
40df783d | 2916 | |
79f0c87d | 2917 | if (id->driver_info & BTUSB_ATH3012) { |
5859223e | 2918 | hdev->set_bdaddr = btusb_set_bdaddr_ath3012; |
3d50d51a | 2919 | set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks); |
79f0c87d JP |
2920 | set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks); |
2921 | } | |
5859223e | 2922 | |
3267c884 KBYT |
2923 | if (id->driver_info & BTUSB_QCA_ROME) { |
2924 | data->setup_on_usb = btusb_setup_qca; | |
2925 | hdev->set_bdaddr = btusb_set_bdaddr_ath3012; | |
2926 | } | |
2927 | ||
db33c77d | 2928 | #ifdef CONFIG_BT_HCIBTUSB_RTL |
04b8c814 | 2929 | if (id->driver_info & BTUSB_REALTEK) { |
db33c77d | 2930 | hdev->setup = btrtl_setup_realtek; |
04b8c814 DD |
2931 | |
2932 | /* Realtek devices lose their updated firmware over suspend, | |
2933 | * but the USB hub doesn't notice any status change. | |
2934 | * Explicitly request a device reset on resume. | |
2935 | */ | |
2936 | set_bit(BTUSB_RESET_RESUME, &data->flags); | |
2937 | } | |
db33c77d | 2938 | #endif |
a2698a9b | 2939 | |
893ba544 MH |
2940 | if (id->driver_info & BTUSB_AMP) { |
2941 | /* AMP controllers do not support SCO packets */ | |
2942 | data->isoc = NULL; | |
2943 | } else { | |
22f8e9db MH |
2944 | /* Interface orders are hardcoded in the specification */ |
2945 | data->isoc = usb_ifnum_to_if(data->udev, ifnum_base + 1); | |
893ba544 | 2946 | } |
9bfa35fe | 2947 | |
7a9d4020 | 2948 | if (!reset) |
a6c511c6 | 2949 | set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); |
cfeb4145 MH |
2950 | |
2951 | if (force_scofix || id->driver_info & BTUSB_WRONG_SCO_MTU) { | |
2952 | if (!disable_scofix) | |
2953 | set_bit(HCI_QUIRK_FIXUP_BUFFER_SIZE, &hdev->quirks); | |
2954 | } | |
2955 | ||
9bfa35fe MH |
2956 | if (id->driver_info & BTUSB_BROKEN_ISOC) |
2957 | data->isoc = NULL; | |
2958 | ||
7a9d4020 MH |
2959 | if (id->driver_info & BTUSB_DIGIANSWER) { |
2960 | data->cmdreq_type = USB_TYPE_VENDOR; | |
a6c511c6 | 2961 | set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); |
7a9d4020 MH |
2962 | } |
2963 | ||
2964 | if (id->driver_info & BTUSB_CSR) { | |
2965 | struct usb_device *udev = data->udev; | |
81cac64b | 2966 | u16 bcdDevice = le16_to_cpu(udev->descriptor.bcdDevice); |
7a9d4020 MH |
2967 | |
2968 | /* Old firmware would otherwise execute USB reset */ | |
81cac64b | 2969 | if (bcdDevice < 0x117) |
a6c511c6 | 2970 | set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); |
81cac64b MH |
2971 | |
2972 | /* Fake CSR devices with broken commands */ | |
6cafcd95 | 2973 | if (bcdDevice <= 0x100 || bcdDevice == 0x134) |
81cac64b | 2974 | hdev->setup = btusb_setup_csr; |
49c989a0 JP |
2975 | |
2976 | set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks); | |
7a9d4020 MH |
2977 | } |
2978 | ||
cfeb4145 | 2979 | if (id->driver_info & BTUSB_SNIFFER) { |
9bfa35fe | 2980 | struct usb_device *udev = data->udev; |
cfeb4145 | 2981 | |
7a9d4020 | 2982 | /* New sniffer firmware has crippled HCI interface */ |
cfeb4145 MH |
2983 | if (le16_to_cpu(udev->descriptor.bcdDevice) > 0x997) |
2984 | set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks); | |
2985 | } | |
2986 | ||
3a5ef20c MH |
2987 | if (id->driver_info & BTUSB_INTEL_BOOT) { |
2988 | /* A bug in the bootloader causes that interrupt interface is | |
2989 | * only enabled after receiving SetInterface(0, AltSetting=0). | |
2990 | */ | |
2991 | err = usb_set_interface(data->udev, 0, 0); | |
2992 | if (err < 0) { | |
2993 | BT_ERR("failed to set interface 0, alt 0 %d", err); | |
2994 | hci_free_dev(hdev); | |
2995 | return err; | |
2996 | } | |
2997 | } | |
2998 | ||
9bfa35fe MH |
2999 | if (data->isoc) { |
3000 | err = usb_driver_claim_interface(&btusb_driver, | |
89e7533d | 3001 | data->isoc, data); |
9bfa35fe MH |
3002 | if (err < 0) { |
3003 | hci_free_dev(hdev); | |
9bfa35fe MH |
3004 | return err; |
3005 | } | |
3006 | } | |
3007 | ||
9d08f504 MH |
3008 | #ifdef CONFIG_BT_HCIBTUSB_BCM |
3009 | if (data->diag) { | |
3010 | if (!usb_driver_claim_interface(&btusb_driver, | |
3011 | data->diag, data)) | |
3012 | __set_diag_interface(hdev); | |
3013 | else | |
3014 | data->diag = NULL; | |
3015 | } | |
3016 | #endif | |
3017 | ||
5e23b923 MH |
3018 | err = hci_register_dev(hdev); |
3019 | if (err < 0) { | |
3020 | hci_free_dev(hdev); | |
5e23b923 MH |
3021 | return err; |
3022 | } | |
3023 | ||
3024 | usb_set_intfdata(intf, data); | |
3025 | ||
3026 | return 0; | |
3027 | } | |
3028 | ||
3029 | static void btusb_disconnect(struct usb_interface *intf) | |
3030 | { | |
3031 | struct btusb_data *data = usb_get_intfdata(intf); | |
3032 | struct hci_dev *hdev; | |
3033 | ||
3034 | BT_DBG("intf %p", intf); | |
3035 | ||
3036 | if (!data) | |
3037 | return; | |
3038 | ||
3039 | hdev = data->hdev; | |
5fbcd260 MH |
3040 | usb_set_intfdata(data->intf, NULL); |
3041 | ||
3042 | if (data->isoc) | |
3043 | usb_set_intfdata(data->isoc, NULL); | |
5e23b923 | 3044 | |
9d08f504 MH |
3045 | if (data->diag) |
3046 | usb_set_intfdata(data->diag, NULL); | |
3047 | ||
5e23b923 MH |
3048 | hci_unregister_dev(hdev); |
3049 | ||
9d08f504 MH |
3050 | if (intf == data->intf) { |
3051 | if (data->isoc) | |
3052 | usb_driver_release_interface(&btusb_driver, data->isoc); | |
3053 | if (data->diag) | |
3054 | usb_driver_release_interface(&btusb_driver, data->diag); | |
3055 | } else if (intf == data->isoc) { | |
3056 | if (data->diag) | |
3057 | usb_driver_release_interface(&btusb_driver, data->diag); | |
5fbcd260 | 3058 | usb_driver_release_interface(&btusb_driver, data->intf); |
9d08f504 MH |
3059 | } else if (intf == data->diag) { |
3060 | usb_driver_release_interface(&btusb_driver, data->intf); | |
3061 | if (data->isoc) | |
3062 | usb_driver_release_interface(&btusb_driver, data->isoc); | |
3063 | } | |
5fbcd260 | 3064 | |
5e23b923 MH |
3065 | hci_free_dev(hdev); |
3066 | } | |
3067 | ||
7bee549e | 3068 | #ifdef CONFIG_PM |
6a88adf2 MH |
3069 | static int btusb_suspend(struct usb_interface *intf, pm_message_t message) |
3070 | { | |
3071 | struct btusb_data *data = usb_get_intfdata(intf); | |
3072 | ||
3073 | BT_DBG("intf %p", intf); | |
3074 | ||
3075 | if (data->suspend_count++) | |
3076 | return 0; | |
3077 | ||
7bee549e | 3078 | spin_lock_irq(&data->txlock); |
5b1b0b81 | 3079 | if (!(PMSG_IS_AUTO(message) && data->tx_in_flight)) { |
7bee549e ON |
3080 | set_bit(BTUSB_SUSPENDING, &data->flags); |
3081 | spin_unlock_irq(&data->txlock); | |
3082 | } else { | |
3083 | spin_unlock_irq(&data->txlock); | |
3084 | data->suspend_count--; | |
3085 | return -EBUSY; | |
3086 | } | |
3087 | ||
6a88adf2 MH |
3088 | cancel_work_sync(&data->work); |
3089 | ||
7bee549e | 3090 | btusb_stop_traffic(data); |
6a88adf2 MH |
3091 | usb_kill_anchored_urbs(&data->tx_anchor); |
3092 | ||
04b8c814 DD |
3093 | /* Optionally request a device reset on resume, but only when |
3094 | * wakeups are disabled. If wakeups are enabled we assume the | |
3095 | * device will stay powered up throughout suspend. | |
3096 | */ | |
3097 | if (test_bit(BTUSB_RESET_RESUME, &data->flags) && | |
3098 | !device_may_wakeup(&data->udev->dev)) | |
3099 | data->udev->reset_resume = 1; | |
3100 | ||
6a88adf2 MH |
3101 | return 0; |
3102 | } | |
3103 | ||
7bee549e ON |
3104 | static void play_deferred(struct btusb_data *data) |
3105 | { | |
3106 | struct urb *urb; | |
3107 | int err; | |
3108 | ||
3109 | while ((urb = usb_get_from_anchor(&data->deferred))) { | |
3110 | err = usb_submit_urb(urb, GFP_ATOMIC); | |
3111 | if (err < 0) | |
3112 | break; | |
3113 | ||
3114 | data->tx_in_flight++; | |
3115 | } | |
3116 | usb_scuttle_anchored_urbs(&data->deferred); | |
3117 | } | |
3118 | ||
6a88adf2 MH |
3119 | static int btusb_resume(struct usb_interface *intf) |
3120 | { | |
3121 | struct btusb_data *data = usb_get_intfdata(intf); | |
3122 | struct hci_dev *hdev = data->hdev; | |
7bee549e | 3123 | int err = 0; |
6a88adf2 MH |
3124 | |
3125 | BT_DBG("intf %p", intf); | |
3126 | ||
3127 | if (--data->suspend_count) | |
3128 | return 0; | |
3129 | ||
3130 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
7bee549e | 3131 | goto done; |
6a88adf2 MH |
3132 | |
3133 | if (test_bit(BTUSB_INTR_RUNNING, &data->flags)) { | |
3134 | err = btusb_submit_intr_urb(hdev, GFP_NOIO); | |
3135 | if (err < 0) { | |
3136 | clear_bit(BTUSB_INTR_RUNNING, &data->flags); | |
7bee549e | 3137 | goto failed; |
6a88adf2 MH |
3138 | } |
3139 | } | |
3140 | ||
3141 | if (test_bit(BTUSB_BULK_RUNNING, &data->flags)) { | |
43c2e57f MH |
3142 | err = btusb_submit_bulk_urb(hdev, GFP_NOIO); |
3143 | if (err < 0) { | |
6a88adf2 | 3144 | clear_bit(BTUSB_BULK_RUNNING, &data->flags); |
7bee549e ON |
3145 | goto failed; |
3146 | } | |
3147 | ||
3148 | btusb_submit_bulk_urb(hdev, GFP_NOIO); | |
6a88adf2 MH |
3149 | } |
3150 | ||
3151 | if (test_bit(BTUSB_ISOC_RUNNING, &data->flags)) { | |
3152 | if (btusb_submit_isoc_urb(hdev, GFP_NOIO) < 0) | |
3153 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); | |
3154 | else | |
3155 | btusb_submit_isoc_urb(hdev, GFP_NOIO); | |
3156 | } | |
3157 | ||
7bee549e ON |
3158 | spin_lock_irq(&data->txlock); |
3159 | play_deferred(data); | |
3160 | clear_bit(BTUSB_SUSPENDING, &data->flags); | |
3161 | spin_unlock_irq(&data->txlock); | |
3162 | schedule_work(&data->work); | |
3163 | ||
6a88adf2 | 3164 | return 0; |
7bee549e ON |
3165 | |
3166 | failed: | |
3167 | usb_scuttle_anchored_urbs(&data->deferred); | |
3168 | done: | |
3169 | spin_lock_irq(&data->txlock); | |
3170 | clear_bit(BTUSB_SUSPENDING, &data->flags); | |
3171 | spin_unlock_irq(&data->txlock); | |
3172 | ||
3173 | return err; | |
6a88adf2 | 3174 | } |
7bee549e | 3175 | #endif |
6a88adf2 | 3176 | |
5e23b923 MH |
3177 | static struct usb_driver btusb_driver = { |
3178 | .name = "btusb", | |
3179 | .probe = btusb_probe, | |
3180 | .disconnect = btusb_disconnect, | |
7bee549e | 3181 | #ifdef CONFIG_PM |
6a88adf2 MH |
3182 | .suspend = btusb_suspend, |
3183 | .resume = btusb_resume, | |
7bee549e | 3184 | #endif |
5e23b923 | 3185 | .id_table = btusb_table, |
7bee549e | 3186 | .supports_autosuspend = 1, |
e1f12eb6 | 3187 | .disable_hub_initiated_lpm = 1, |
5e23b923 MH |
3188 | }; |
3189 | ||
93f1508c | 3190 | module_usb_driver(btusb_driver); |
5e23b923 | 3191 | |
cfeb4145 MH |
3192 | module_param(disable_scofix, bool, 0644); |
3193 | MODULE_PARM_DESC(disable_scofix, "Disable fixup of wrong SCO buffer size"); | |
3194 | ||
3195 | module_param(force_scofix, bool, 0644); | |
3196 | MODULE_PARM_DESC(force_scofix, "Force fixup of wrong SCO buffers size"); | |
3197 | ||
3198 | module_param(reset, bool, 0644); | |
3199 | MODULE_PARM_DESC(reset, "Send HCI reset command on initialization"); | |
3200 | ||
5e23b923 MH |
3201 | MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>"); |
3202 | MODULE_DESCRIPTION("Generic Bluetooth USB driver ver " VERSION); | |
3203 | MODULE_VERSION(VERSION); | |
3204 | MODULE_LICENSE("GPL"); |