Commit | Line | Data |
---|---|---|
1a59d1b8 | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
5e23b923 MH |
2 | /* |
3 | * | |
4 | * Generic Bluetooth USB driver | |
5 | * | |
9bfa35fe | 6 | * Copyright (C) 2005-2008 Marcel Holtmann <marcel@holtmann.org> |
5e23b923 MH |
7 | */ |
8 | ||
1fdb9269 | 9 | #include <linux/dmi.h> |
5e23b923 | 10 | #include <linux/module.h> |
5e23b923 | 11 | #include <linux/usb.h> |
61f5acea | 12 | #include <linux/usb/quirks.h> |
dffd30ee | 13 | #include <linux/firmware.h> |
a1c49c43 | 14 | #include <linux/iopoll.h> |
fd913ef7 RJ |
15 | #include <linux/of_device.h> |
16 | #include <linux/of_irq.h> | |
017789f3 | 17 | #include <linux/suspend.h> |
dc786b2c | 18 | #include <linux/gpio/consumer.h> |
a2698a9b | 19 | #include <asm/unaligned.h> |
5e23b923 MH |
20 | |
21 | #include <net/bluetooth/bluetooth.h> | |
22 | #include <net/bluetooth/hci_core.h> | |
23 | ||
4185a0f5 | 24 | #include "btintel.h" |
1df1f591 | 25 | #include "btbcm.h" |
db33c77d | 26 | #include "btrtl.h" |
1df1f591 | 27 | |
34dced9b | 28 | #define VERSION "0.8" |
cfeb4145 | 29 | |
90ab5ee9 RR |
30 | static bool disable_scofix; |
31 | static bool force_scofix; | |
eff2d68c | 32 | static bool enable_autosuspend = IS_ENABLED(CONFIG_BT_HCIBTUSB_AUTOSUSPEND); |
7a9d4020 | 33 | |
917a3337 | 34 | static bool reset = true; |
cfeb4145 MH |
35 | |
36 | static struct usb_driver btusb_driver; | |
37 | ||
38 | #define BTUSB_IGNORE 0x01 | |
7a9d4020 MH |
39 | #define BTUSB_DIGIANSWER 0x02 |
40 | #define BTUSB_CSR 0x04 | |
41 | #define BTUSB_SNIFFER 0x08 | |
42 | #define BTUSB_BCM92035 0x10 | |
43 | #define BTUSB_BROKEN_ISOC 0x20 | |
44 | #define BTUSB_WRONG_SCO_MTU 0x40 | |
2d25f8b4 | 45 | #define BTUSB_ATH3012 0x80 |
dffd30ee | 46 | #define BTUSB_INTEL 0x100 |
40df783d MH |
47 | #define BTUSB_INTEL_BOOT 0x200 |
48 | #define BTUSB_BCM_PATCHRAM 0x400 | |
ae8df494 | 49 | #define BTUSB_MARVELL 0x800 |
4fcef8ed | 50 | #define BTUSB_SWAVE 0x1000 |
cda0dd78 | 51 | #define BTUSB_INTEL_NEW 0x2000 |
893ba544 | 52 | #define BTUSB_AMP 0x4000 |
3267c884 | 53 | #define BTUSB_QCA_ROME 0x8000 |
17b2772b | 54 | #define BTUSB_BCM_APPLE 0x10000 |
a2698a9b | 55 | #define BTUSB_REALTEK 0x20000 |
6c9d435d | 56 | #define BTUSB_BCM2045 0x40000 |
22f8e9db | 57 | #define BTUSB_IFNUM_2 0x80000 |
418678b0 | 58 | #define BTUSB_CW6622 0x100000 |
a1c49c43 | 59 | #define BTUSB_MEDIATEK 0x200000 |
3e4e3f73 | 60 | #define BTUSB_WIDEBAND_SPEECH 0x400000 |
22091585 | 61 | #define BTUSB_VALID_LE_STATES 0x800000 |
b40f58b9 | 62 | #define BTUSB_QCA_WCN6855 0x1000000 |
0a3c1d45 | 63 | #define BTUSB_INTEL_NEWGEN 0x2000000 |
5e23b923 | 64 | |
54265202 | 65 | static const struct usb_device_id btusb_table[] = { |
5e23b923 MH |
66 | /* Generic Bluetooth USB device */ |
67 | { USB_DEVICE_INFO(0xe0, 0x01, 0x01) }, | |
68 | ||
893ba544 MH |
69 | /* Generic Bluetooth AMP device */ |
70 | { USB_DEVICE_INFO(0xe0, 0x01, 0x04), .driver_info = BTUSB_AMP }, | |
71 | ||
d63b2826 DD |
72 | /* Generic Bluetooth USB interface */ |
73 | { USB_INTERFACE_INFO(0xe0, 0x01, 0x01) }, | |
74 | ||
1fa6535f | 75 | /* Apple-specific (Broadcom) devices */ |
17b2772b | 76 | { USB_VENDOR_AND_INTERFACE_INFO(0x05ac, 0xff, 0x01, 0x01), |
22f8e9db | 77 | .driver_info = BTUSB_BCM_APPLE | BTUSB_IFNUM_2 }, |
1fa6535f | 78 | |
178c059e CYC |
79 | /* MediaTek MT76x0E */ |
80 | { USB_DEVICE(0x0e8d, 0x763f) }, | |
81 | ||
c510eae3 | 82 | /* Broadcom SoftSailing reporting vendor specific */ |
2e8b5063 | 83 | { USB_DEVICE(0x0a5c, 0x21e1) }, |
c510eae3 | 84 | |
3cd01976 NI |
85 | /* Apple MacBookPro 7,1 */ |
86 | { USB_DEVICE(0x05ac, 0x8213) }, | |
87 | ||
0a79f674 CL |
88 | /* Apple iMac11,1 */ |
89 | { USB_DEVICE(0x05ac, 0x8215) }, | |
90 | ||
9c047157 NI |
91 | /* Apple MacBookPro6,2 */ |
92 | { USB_DEVICE(0x05ac, 0x8218) }, | |
93 | ||
3e3ede7d EH |
94 | /* Apple MacBookAir3,1, MacBookAir3,2 */ |
95 | { USB_DEVICE(0x05ac, 0x821b) }, | |
96 | ||
a63b723d PAVM |
97 | /* Apple MacBookAir4,1 */ |
98 | { USB_DEVICE(0x05ac, 0x821f) }, | |
99 | ||
88d377b6 MAP |
100 | /* Apple MacBookPro8,2 */ |
101 | { USB_DEVICE(0x05ac, 0x821a) }, | |
102 | ||
f78b6826 JK |
103 | /* Apple MacMini5,1 */ |
104 | { USB_DEVICE(0x05ac, 0x8281) }, | |
105 | ||
cfeb4145 | 106 | /* AVM BlueFRITZ! USB v2.0 */ |
4fcef8ed | 107 | { USB_DEVICE(0x057c, 0x3800), .driver_info = BTUSB_SWAVE }, |
cfeb4145 MH |
108 | |
109 | /* Bluetooth Ultraport Module from IBM */ | |
110 | { USB_DEVICE(0x04bf, 0x030a) }, | |
111 | ||
112 | /* ALPS Modules with non-standard id */ | |
113 | { USB_DEVICE(0x044e, 0x3001) }, | |
114 | { USB_DEVICE(0x044e, 0x3002) }, | |
115 | ||
116 | /* Ericsson with non-standard id */ | |
117 | { USB_DEVICE(0x0bdb, 0x1002) }, | |
118 | ||
119 | /* Canyon CN-BTU1 with HID interfaces */ | |
7a9d4020 | 120 | { USB_DEVICE(0x0c10, 0x0000) }, |
cfeb4145 | 121 | |
d13431ca WJS |
122 | /* Broadcom BCM20702A0 */ |
123 | { USB_DEVICE(0x413c, 0x8197) }, | |
124 | ||
d049f4e5 MH |
125 | /* Broadcom BCM20702B0 (Dynex/Insignia) */ |
126 | { USB_DEVICE(0x19ff, 0x0239), .driver_info = BTUSB_BCM_PATCHRAM }, | |
127 | ||
2faf71ce | 128 | /* Broadcom BCM43142A0 (Foxconn/Lenovo) */ |
628c26b4 DT |
129 | { USB_VENDOR_AND_INTERFACE_INFO(0x105b, 0xff, 0x01, 0x01), |
130 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
2faf71ce | 131 | |
a57bac43 CH |
132 | /* Broadcom BCM920703 (HTC Vive) */ |
133 | { USB_VENDOR_AND_INTERFACE_INFO(0x0bb4, 0xff, 0x01, 0x01), | |
134 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
135 | ||
98514036 | 136 | /* Foxconn - Hon Hai */ |
6029ddc2 HS |
137 | { USB_VENDOR_AND_INTERFACE_INFO(0x0489, 0xff, 0x01, 0x01), |
138 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
98514036 | 139 | |
8f0c304c MD |
140 | /* Lite-On Technology - Broadcom based */ |
141 | { USB_VENDOR_AND_INTERFACE_INFO(0x04ca, 0xff, 0x01, 0x01), | |
142 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
143 | ||
0b880062 | 144 | /* Broadcom devices with vendor specific id */ |
10d4c673 PG |
145 | { USB_VENDOR_AND_INTERFACE_INFO(0x0a5c, 0xff, 0x01, 0x01), |
146 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
92c385f4 | 147 | |
c2aef6e8 | 148 | /* ASUSTek Computer - Broadcom based */ |
9a5abdaa RD |
149 | { USB_VENDOR_AND_INTERFACE_INFO(0x0b05, 0xff, 0x01, 0x01), |
150 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
c2aef6e8 | 151 | |
5bcecf32 | 152 | /* Belkin F8065bf - Broadcom based */ |
6331c686 MH |
153 | { USB_VENDOR_AND_INTERFACE_INFO(0x050d, 0xff, 0x01, 0x01), |
154 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
5bcecf32 | 155 | |
9113bfd8 | 156 | /* IMC Networks - Broadcom based */ |
6331c686 MH |
157 | { USB_VENDOR_AND_INTERFACE_INFO(0x13d3, 0xff, 0x01, 0x01), |
158 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
9113bfd8 | 159 | |
fdfddc60 WJS |
160 | /* Dell Computer - Broadcom based */ |
161 | { USB_VENDOR_AND_INTERFACE_INFO(0x413c, 0xff, 0x01, 0x01), | |
162 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
163 | ||
1623d0bf DT |
164 | /* Toshiba Corp - Broadcom based */ |
165 | { USB_VENDOR_AND_INTERFACE_INFO(0x0930, 0xff, 0x01, 0x01), | |
166 | .driver_info = BTUSB_BCM_PATCHRAM }, | |
167 | ||
40df783d | 168 | /* Intel Bluetooth USB Bootloader (RAM module) */ |
d92f2df0 MH |
169 | { USB_DEVICE(0x8087, 0x0a5a), |
170 | .driver_info = BTUSB_INTEL_BOOT | BTUSB_BROKEN_ISOC }, | |
40df783d | 171 | |
5e23b923 MH |
172 | { } /* Terminating entry */ |
173 | }; | |
174 | ||
175 | MODULE_DEVICE_TABLE(usb, btusb_table); | |
176 | ||
54265202 | 177 | static const struct usb_device_id blacklist_table[] = { |
cfeb4145 MH |
178 | /* CSR BlueCore devices */ |
179 | { USB_DEVICE(0x0a12, 0x0001), .driver_info = BTUSB_CSR }, | |
180 | ||
181 | /* Broadcom BCM2033 without firmware */ | |
182 | { USB_DEVICE(0x0a5c, 0x2033), .driver_info = BTUSB_IGNORE }, | |
183 | ||
6c9d435d MH |
184 | /* Broadcom BCM2045 devices */ |
185 | { USB_DEVICE(0x0a5c, 0x2045), .driver_info = BTUSB_BCM2045 }, | |
186 | ||
be93112a | 187 | /* Atheros 3011 with sflash firmware */ |
0b880062 AS |
188 | { USB_DEVICE(0x0489, 0xe027), .driver_info = BTUSB_IGNORE }, |
189 | { USB_DEVICE(0x0489, 0xe03d), .driver_info = BTUSB_IGNORE }, | |
2eeff0b4 | 190 | { USB_DEVICE(0x04f2, 0xaff1), .driver_info = BTUSB_IGNORE }, |
0b880062 | 191 | { USB_DEVICE(0x0930, 0x0215), .driver_info = BTUSB_IGNORE }, |
be93112a | 192 | { USB_DEVICE(0x0cf3, 0x3002), .driver_info = BTUSB_IGNORE }, |
6eda541d | 193 | { USB_DEVICE(0x0cf3, 0xe019), .driver_info = BTUSB_IGNORE }, |
2a7bcccc | 194 | { USB_DEVICE(0x13d3, 0x3304), .driver_info = BTUSB_IGNORE }, |
be93112a | 195 | |
509e7861 CYC |
196 | /* Atheros AR9285 Malbec with sflash firmware */ |
197 | { USB_DEVICE(0x03f0, 0x311d), .driver_info = BTUSB_IGNORE }, | |
198 | ||
d9f51b51 | 199 | /* Atheros 3012 with sflash firmware */ |
0b880062 AS |
200 | { USB_DEVICE(0x0489, 0xe04d), .driver_info = BTUSB_ATH3012 }, |
201 | { USB_DEVICE(0x0489, 0xe04e), .driver_info = BTUSB_ATH3012 }, | |
202 | { USB_DEVICE(0x0489, 0xe056), .driver_info = BTUSB_ATH3012 }, | |
203 | { USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 }, | |
204 | { USB_DEVICE(0x0489, 0xe05f), .driver_info = BTUSB_ATH3012 }, | |
692c062e | 205 | { USB_DEVICE(0x0489, 0xe076), .driver_info = BTUSB_ATH3012 }, |
4b552bc9 | 206 | { USB_DEVICE(0x0489, 0xe078), .driver_info = BTUSB_ATH3012 }, |
28c971d8 | 207 | { USB_DEVICE(0x0489, 0xe095), .driver_info = BTUSB_ATH3012 }, |
0b880062 AS |
208 | { USB_DEVICE(0x04c5, 0x1330), .driver_info = BTUSB_ATH3012 }, |
209 | { USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 }, | |
210 | { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, | |
211 | { USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 }, | |
1fb4e09a | 212 | { USB_DEVICE(0x04ca, 0x3007), .driver_info = BTUSB_ATH3012 }, |
0b880062 AS |
213 | { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 }, |
214 | { USB_DEVICE(0x04ca, 0x300b), .driver_info = BTUSB_ATH3012 }, | |
7e730c7f | 215 | { USB_DEVICE(0x04ca, 0x300d), .driver_info = BTUSB_ATH3012 }, |
ec0810d2 | 216 | { USB_DEVICE(0x04ca, 0x300f), .driver_info = BTUSB_ATH3012 }, |
134d3b35 | 217 | { USB_DEVICE(0x04ca, 0x3010), .driver_info = BTUSB_ATH3012 }, |
81d90442 | 218 | { USB_DEVICE(0x04ca, 0x3014), .driver_info = BTUSB_ATH3012 }, |
441ad62d | 219 | { USB_DEVICE(0x04ca, 0x3018), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 220 | { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 }, |
cd355ff0 | 221 | { USB_DEVICE(0x0930, 0x021c), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 222 | { USB_DEVICE(0x0930, 0x0220), .driver_info = BTUSB_ATH3012 }, |
89d2975f | 223 | { USB_DEVICE(0x0930, 0x0227), .driver_info = BTUSB_ATH3012 }, |
a735f9e2 | 224 | { USB_DEVICE(0x0b05, 0x17d0), .driver_info = BTUSB_ATH3012 }, |
d66629c1 | 225 | { USB_DEVICE(0x0cf3, 0x0036), .driver_info = BTUSB_ATH3012 }, |
544a5916 | 226 | { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 }, |
94a32d10 | 227 | { USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 }, |
07c0ea87 | 228 | { USB_DEVICE(0x0cf3, 0x311d), .driver_info = BTUSB_ATH3012 }, |
b131237c | 229 | { USB_DEVICE(0x0cf3, 0x311e), .driver_info = BTUSB_ATH3012 }, |
1e56f1eb | 230 | { USB_DEVICE(0x0cf3, 0x311f), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 231 | { USB_DEVICE(0x0cf3, 0x3121), .driver_info = BTUSB_ATH3012 }, |
ebaf5795 | 232 | { USB_DEVICE(0x0cf3, 0x817a), .driver_info = BTUSB_ATH3012 }, |
18e0afab | 233 | { USB_DEVICE(0x0cf3, 0x817b), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 234 | { USB_DEVICE(0x0cf3, 0xe003), .driver_info = BTUSB_ATH3012 }, |
ac71311e | 235 | { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 }, |
0a3658cc | 236 | { USB_DEVICE(0x0cf3, 0xe005), .driver_info = BTUSB_ATH3012 }, |
ca79f232 | 237 | { USB_DEVICE(0x0cf3, 0xe006), .driver_info = BTUSB_ATH3012 }, |
0b880062 AS |
238 | { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 }, |
239 | { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 }, | |
eed307e2 | 240 | { USB_DEVICE(0x13d3, 0x3393), .driver_info = BTUSB_ATH3012 }, |
609574eb | 241 | { USB_DEVICE(0x13d3, 0x3395), .driver_info = BTUSB_ATH3012 }, |
5b77a1f3 | 242 | { USB_DEVICE(0x13d3, 0x3402), .driver_info = BTUSB_ATH3012 }, |
3bb30a7c | 243 | { USB_DEVICE(0x13d3, 0x3408), .driver_info = BTUSB_ATH3012 }, |
033efa92 | 244 | { USB_DEVICE(0x13d3, 0x3423), .driver_info = BTUSB_ATH3012 }, |
fa2f1394 | 245 | { USB_DEVICE(0x13d3, 0x3432), .driver_info = BTUSB_ATH3012 }, |
75c6aca4 | 246 | { USB_DEVICE(0x13d3, 0x3472), .driver_info = BTUSB_ATH3012 }, |
0d0cef61 | 247 | { USB_DEVICE(0x13d3, 0x3474), .driver_info = BTUSB_ATH3012 }, |
72f9f8b5 | 248 | { USB_DEVICE(0x13d3, 0x3487), .driver_info = BTUSB_ATH3012 }, |
12d86896 | 249 | { USB_DEVICE(0x13d3, 0x3490), .driver_info = BTUSB_ATH3012 }, |
d9f51b51 | 250 | |
e9036e33 CYC |
251 | /* Atheros AR5BBU12 with sflash firmware */ |
252 | { USB_DEVICE(0x0489, 0xe02c), .driver_info = BTUSB_IGNORE }, | |
253 | ||
85d59726 | 254 | /* Atheros AR5BBU12 with sflash firmware */ |
bc21fde2 | 255 | { USB_DEVICE(0x0489, 0xe036), .driver_info = BTUSB_ATH3012 }, |
0b880062 | 256 | { USB_DEVICE(0x0489, 0xe03c), .driver_info = BTUSB_ATH3012 }, |
85d59726 | 257 | |
3267c884 | 258 | /* QCA ROME chipset */ |
e99f38b8 RL |
259 | { USB_DEVICE(0x0cf3, 0x535b), .driver_info = BTUSB_QCA_ROME | |
260 | BTUSB_WIDEBAND_SPEECH }, | |
261 | { USB_DEVICE(0x0cf3, 0xe007), .driver_info = BTUSB_QCA_ROME | | |
262 | BTUSB_WIDEBAND_SPEECH }, | |
263 | { USB_DEVICE(0x0cf3, 0xe009), .driver_info = BTUSB_QCA_ROME | | |
264 | BTUSB_WIDEBAND_SPEECH }, | |
265 | { USB_DEVICE(0x0cf3, 0xe010), .driver_info = BTUSB_QCA_ROME | | |
266 | BTUSB_WIDEBAND_SPEECH }, | |
267 | { USB_DEVICE(0x0cf3, 0xe300), .driver_info = BTUSB_QCA_ROME | | |
268 | BTUSB_WIDEBAND_SPEECH }, | |
269 | { USB_DEVICE(0x0cf3, 0xe301), .driver_info = BTUSB_QCA_ROME | | |
270 | BTUSB_WIDEBAND_SPEECH }, | |
271 | { USB_DEVICE(0x0cf3, 0xe360), .driver_info = BTUSB_QCA_ROME | | |
272 | BTUSB_WIDEBAND_SPEECH }, | |
0324d19c DL |
273 | { USB_DEVICE(0x0cf3, 0xe500), .driver_info = BTUSB_QCA_ROME | |
274 | BTUSB_WIDEBAND_SPEECH }, | |
e99f38b8 RL |
275 | { USB_DEVICE(0x0489, 0xe092), .driver_info = BTUSB_QCA_ROME | |
276 | BTUSB_WIDEBAND_SPEECH }, | |
277 | { USB_DEVICE(0x0489, 0xe09f), .driver_info = BTUSB_QCA_ROME | | |
278 | BTUSB_WIDEBAND_SPEECH }, | |
279 | { USB_DEVICE(0x0489, 0xe0a2), .driver_info = BTUSB_QCA_ROME | | |
280 | BTUSB_WIDEBAND_SPEECH }, | |
281 | { USB_DEVICE(0x04ca, 0x3011), .driver_info = BTUSB_QCA_ROME | | |
282 | BTUSB_WIDEBAND_SPEECH }, | |
283 | { USB_DEVICE(0x04ca, 0x3015), .driver_info = BTUSB_QCA_ROME | | |
284 | BTUSB_WIDEBAND_SPEECH }, | |
285 | { USB_DEVICE(0x04ca, 0x3016), .driver_info = BTUSB_QCA_ROME | | |
286 | BTUSB_WIDEBAND_SPEECH }, | |
287 | { USB_DEVICE(0x04ca, 0x301a), .driver_info = BTUSB_QCA_ROME | | |
288 | BTUSB_WIDEBAND_SPEECH }, | |
289 | { USB_DEVICE(0x04ca, 0x3021), .driver_info = BTUSB_QCA_ROME | | |
290 | BTUSB_WIDEBAND_SPEECH }, | |
291 | { USB_DEVICE(0x13d3, 0x3491), .driver_info = BTUSB_QCA_ROME | | |
292 | BTUSB_WIDEBAND_SPEECH }, | |
293 | { USB_DEVICE(0x13d3, 0x3496), .driver_info = BTUSB_QCA_ROME | | |
294 | BTUSB_WIDEBAND_SPEECH }, | |
295 | { USB_DEVICE(0x13d3, 0x3501), .driver_info = BTUSB_QCA_ROME | | |
296 | BTUSB_WIDEBAND_SPEECH }, | |
3267c884 | 297 | |
b40f58b9 RL |
298 | /* QCA WCN6855 chipset */ |
299 | { USB_DEVICE(0x0cf3, 0xe600), .driver_info = BTUSB_QCA_WCN6855 | | |
300 | BTUSB_WIDEBAND_SPEECH }, | |
301 | ||
cfeb4145 | 302 | /* Broadcom BCM2035 */ |
7a9d4020 | 303 | { USB_DEVICE(0x0a5c, 0x2009), .driver_info = BTUSB_BCM92035 }, |
0b880062 AS |
304 | { USB_DEVICE(0x0a5c, 0x200a), .driver_info = BTUSB_WRONG_SCO_MTU }, |
305 | { USB_DEVICE(0x0a5c, 0x2035), .driver_info = BTUSB_WRONG_SCO_MTU }, | |
cfeb4145 MH |
306 | |
307 | /* Broadcom BCM2045 */ | |
7a9d4020 MH |
308 | { USB_DEVICE(0x0a5c, 0x2039), .driver_info = BTUSB_WRONG_SCO_MTU }, |
309 | { USB_DEVICE(0x0a5c, 0x2101), .driver_info = BTUSB_WRONG_SCO_MTU }, | |
bdbef3d6 | 310 | |
cfeb4145 | 311 | /* IBM/Lenovo ThinkPad with Broadcom chip */ |
7a9d4020 MH |
312 | { USB_DEVICE(0x0a5c, 0x201e), .driver_info = BTUSB_WRONG_SCO_MTU }, |
313 | { USB_DEVICE(0x0a5c, 0x2110), .driver_info = BTUSB_WRONG_SCO_MTU }, | |
cfeb4145 MH |
314 | |
315 | /* HP laptop with Broadcom chip */ | |
7a9d4020 | 316 | { USB_DEVICE(0x03f0, 0x171d), .driver_info = BTUSB_WRONG_SCO_MTU }, |
cfeb4145 MH |
317 | |
318 | /* Dell laptop with Broadcom chip */ | |
7a9d4020 | 319 | { USB_DEVICE(0x413c, 0x8126), .driver_info = BTUSB_WRONG_SCO_MTU }, |
cfeb4145 | 320 | |
5ddd4a60 | 321 | /* Dell Wireless 370 and 410 devices */ |
7a9d4020 | 322 | { USB_DEVICE(0x413c, 0x8152), .driver_info = BTUSB_WRONG_SCO_MTU }, |
5ddd4a60 | 323 | { USB_DEVICE(0x413c, 0x8156), .driver_info = BTUSB_WRONG_SCO_MTU }, |
cfeb4145 | 324 | |
7a9d4020 MH |
325 | /* Belkin F8T012 and F8T013 devices */ |
326 | { USB_DEVICE(0x050d, 0x0012), .driver_info = BTUSB_WRONG_SCO_MTU }, | |
327 | { USB_DEVICE(0x050d, 0x0013), .driver_info = BTUSB_WRONG_SCO_MTU }, | |
cfeb4145 | 328 | |
5ddd4a60 MH |
329 | /* Asus WL-BTD202 device */ |
330 | { USB_DEVICE(0x0b05, 0x1715), .driver_info = BTUSB_WRONG_SCO_MTU }, | |
331 | ||
332 | /* Kensington Bluetooth USB adapter */ | |
333 | { USB_DEVICE(0x047d, 0x105e), .driver_info = BTUSB_WRONG_SCO_MTU }, | |
334 | ||
cfeb4145 MH |
335 | /* RTX Telecom based adapters with buggy SCO support */ |
336 | { USB_DEVICE(0x0400, 0x0807), .driver_info = BTUSB_BROKEN_ISOC }, | |
337 | { USB_DEVICE(0x0400, 0x080a), .driver_info = BTUSB_BROKEN_ISOC }, | |
338 | ||
339 | /* CONWISE Technology based adapters with buggy SCO support */ | |
418678b0 SJ |
340 | { USB_DEVICE(0x0e5e, 0x6622), |
341 | .driver_info = BTUSB_BROKEN_ISOC | BTUSB_CW6622}, | |
cfeb4145 | 342 | |
4fcef8ed | 343 | /* Roper Class 1 Bluetooth Dongle (Silicon Wave based) */ |
2eeac871 | 344 | { USB_DEVICE(0x1310, 0x0001), .driver_info = BTUSB_SWAVE }, |
4fcef8ed | 345 | |
cfeb4145 MH |
346 | /* Digianswer devices */ |
347 | { USB_DEVICE(0x08fd, 0x0001), .driver_info = BTUSB_DIGIANSWER }, | |
348 | { USB_DEVICE(0x08fd, 0x0002), .driver_info = BTUSB_IGNORE }, | |
349 | ||
350 | /* CSR BlueCore Bluetooth Sniffer */ | |
4f64fa80 MH |
351 | { USB_DEVICE(0x0a12, 0x0002), |
352 | .driver_info = BTUSB_SNIFFER | BTUSB_BROKEN_ISOC }, | |
cfeb4145 MH |
353 | |
354 | /* Frontline ComProbe Bluetooth Sniffer */ | |
4f64fa80 MH |
355 | { USB_DEVICE(0x16d3, 0x0002), |
356 | .driver_info = BTUSB_SNIFFER | BTUSB_BROKEN_ISOC }, | |
cfeb4145 | 357 | |
cb1ee89f MH |
358 | /* Marvell Bluetooth devices */ |
359 | { USB_DEVICE(0x1286, 0x2044), .driver_info = BTUSB_MARVELL }, | |
360 | { USB_DEVICE(0x1286, 0x2046), .driver_info = BTUSB_MARVELL }, | |
1165df0e | 361 | { USB_DEVICE(0x1286, 0x204e), .driver_info = BTUSB_MARVELL }, |
cb1ee89f | 362 | |
d0ac9eb7 | 363 | /* Intel Bluetooth devices */ |
3e4e3f73 | 364 | { USB_DEVICE(0x8087, 0x0025), .driver_info = BTUSB_INTEL_NEW | |
aff8c489 AM |
365 | BTUSB_WIDEBAND_SPEECH | |
366 | BTUSB_VALID_LE_STATES }, | |
3e4e3f73 AM |
367 | { USB_DEVICE(0x8087, 0x0026), .driver_info = BTUSB_INTEL_NEW | |
368 | BTUSB_WIDEBAND_SPEECH }, | |
369 | { USB_DEVICE(0x8087, 0x0029), .driver_info = BTUSB_INTEL_NEW | | |
370 | BTUSB_WIDEBAND_SPEECH }, | |
10c24231 | 371 | { USB_DEVICE(0x8087, 0x0032), .driver_info = BTUSB_INTEL_NEWGEN | |
875e1675 | 372 | BTUSB_WIDEBAND_SPEECH}, |
f01bb2a3 K |
373 | { USB_DEVICE(0x8087, 0x0033), .driver_info = BTUSB_INTEL_NEWGEN | |
374 | BTUSB_WIDEBAND_SPEECH}, | |
407550fe | 375 | { USB_DEVICE(0x8087, 0x07da), .driver_info = BTUSB_CSR }, |
dffd30ee | 376 | { USB_DEVICE(0x8087, 0x07dc), .driver_info = BTUSB_INTEL }, |
ef4e5e4a | 377 | { USB_DEVICE(0x8087, 0x0a2a), .driver_info = BTUSB_INTEL }, |
3e4e3f73 AM |
378 | { USB_DEVICE(0x8087, 0x0a2b), .driver_info = BTUSB_INTEL_NEW | |
379 | BTUSB_WIDEBAND_SPEECH }, | |
380 | { USB_DEVICE(0x8087, 0x0aa7), .driver_info = BTUSB_INTEL | | |
381 | BTUSB_WIDEBAND_SPEECH }, | |
382 | { USB_DEVICE(0x8087, 0x0aaa), .driver_info = BTUSB_INTEL_NEW | | |
aff8c489 AM |
383 | BTUSB_WIDEBAND_SPEECH | |
384 | BTUSB_VALID_LE_STATES }, | |
dffd30ee | 385 | |
d0ac9eb7 MH |
386 | /* Other Intel Bluetooth devices */ |
387 | { USB_VENDOR_AND_INTERFACE_INFO(0x8087, 0xe0, 0x01, 0x01), | |
388 | .driver_info = BTUSB_IGNORE }, | |
ae8df494 | 389 | |
33bfd94a JH |
390 | /* Realtek 8822CE Bluetooth devices */ |
391 | { USB_DEVICE(0x0bda, 0xb00c), .driver_info = BTUSB_REALTEK | | |
4d96d3b0 LF |
392 | BTUSB_WIDEBAND_SPEECH }, |
393 | { USB_DEVICE(0x0bda, 0xc822), .driver_info = BTUSB_REALTEK | | |
33bfd94a JH |
394 | BTUSB_WIDEBAND_SPEECH }, |
395 | ||
0d484db6 MC |
396 | /* Realtek 8852AE Bluetooth devices */ |
397 | { USB_DEVICE(0x0bda, 0xc852), .driver_info = BTUSB_REALTEK | | |
398 | BTUSB_WIDEBAND_SPEECH }, | |
399 | ||
a2698a9b DD |
400 | /* Realtek Bluetooth devices */ |
401 | { USB_VENDOR_AND_INTERFACE_INFO(0x0bda, 0xe0, 0x01, 0x01), | |
402 | .driver_info = BTUSB_REALTEK }, | |
403 | ||
a1c49c43 SW |
404 | /* MediaTek Bluetooth devices */ |
405 | { USB_VENDOR_AND_INTERFACE_INFO(0x0e8d, 0xe0, 0x01, 0x01), | |
27e554a4 | 406 | .driver_info = BTUSB_MEDIATEK | |
407 | BTUSB_WIDEBAND_SPEECH | | |
408 | BTUSB_VALID_LE_STATES }, | |
a1c49c43 | 409 | |
3a567b95 CC |
410 | /* Additional MediaTek MT7615E Bluetooth devices */ |
411 | { USB_DEVICE(0x13d3, 0x3560), .driver_info = BTUSB_MEDIATEK}, | |
412 | ||
393dc5d1 | 413 | /* Additional MediaTek MT7921 Bluetooth devices */ |
414 | { USB_DEVICE(0x04ca, 0x3802), .driver_info = BTUSB_MEDIATEK | | |
415 | BTUSB_WIDEBAND_SPEECH | | |
416 | BTUSB_VALID_LE_STATES }, | |
417 | ||
a2698a9b DD |
418 | /* Additional Realtek 8723AE Bluetooth devices */ |
419 | { USB_DEVICE(0x0930, 0x021d), .driver_info = BTUSB_REALTEK }, | |
420 | { USB_DEVICE(0x13d3, 0x3394), .driver_info = BTUSB_REALTEK }, | |
421 | ||
422 | /* Additional Realtek 8723BE Bluetooth devices */ | |
423 | { USB_DEVICE(0x0489, 0xe085), .driver_info = BTUSB_REALTEK }, | |
424 | { USB_DEVICE(0x0489, 0xe08b), .driver_info = BTUSB_REALTEK }, | |
425 | { USB_DEVICE(0x13d3, 0x3410), .driver_info = BTUSB_REALTEK }, | |
426 | { USB_DEVICE(0x13d3, 0x3416), .driver_info = BTUSB_REALTEK }, | |
427 | { USB_DEVICE(0x13d3, 0x3459), .driver_info = BTUSB_REALTEK }, | |
a81d72d2 | 428 | { USB_DEVICE(0x13d3, 0x3494), .driver_info = BTUSB_REALTEK }, |
a2698a9b | 429 | |
a41e0796 VB |
430 | /* Additional Realtek 8723BU Bluetooth devices */ |
431 | { USB_DEVICE(0x7392, 0xa611), .driver_info = BTUSB_REALTEK }, | |
432 | ||
66d9975c | 433 | /* Additional Realtek 8723DE Bluetooth devices */ |
45ae68b8 | 434 | { USB_DEVICE(0x0bda, 0xb009), .driver_info = BTUSB_REALTEK }, |
66d9975c JHP |
435 | { USB_DEVICE(0x2ff8, 0xb011), .driver_info = BTUSB_REALTEK }, |
436 | ||
33404381 JT |
437 | /* Additional Realtek 8761BU Bluetooth devices */ |
438 | { USB_DEVICE(0x0b05, 0x190e), .driver_info = BTUSB_REALTEK | | |
439 | BTUSB_WIDEBAND_SPEECH }, | |
440 | ||
a2698a9b DD |
441 | /* Additional Realtek 8821AE Bluetooth devices */ |
442 | { USB_DEVICE(0x0b05, 0x17dc), .driver_info = BTUSB_REALTEK }, | |
443 | { USB_DEVICE(0x13d3, 0x3414), .driver_info = BTUSB_REALTEK }, | |
444 | { USB_DEVICE(0x13d3, 0x3458), .driver_info = BTUSB_REALTEK }, | |
445 | { USB_DEVICE(0x13d3, 0x3461), .driver_info = BTUSB_REALTEK }, | |
446 | { USB_DEVICE(0x13d3, 0x3462), .driver_info = BTUSB_REALTEK }, | |
447 | ||
fed03fe7 | 448 | /* Additional Realtek 8822BE Bluetooth devices */ |
1cd2fabf | 449 | { USB_DEVICE(0x13d3, 0x3526), .driver_info = BTUSB_REALTEK }, |
fed03fe7 LF |
450 | { USB_DEVICE(0x0b05, 0x185c), .driver_info = BTUSB_REALTEK }, |
451 | ||
6d0762b1 | 452 | /* Additional Realtek 8822CE Bluetooth devices */ |
73280f13 MC |
453 | { USB_DEVICE(0x04ca, 0x4005), .driver_info = BTUSB_REALTEK | |
454 | BTUSB_WIDEBAND_SPEECH }, | |
455 | { USB_DEVICE(0x04c5, 0x161f), .driver_info = BTUSB_REALTEK | | |
456 | BTUSB_WIDEBAND_SPEECH }, | |
457 | { USB_DEVICE(0x0b05, 0x18ef), .driver_info = BTUSB_REALTEK | | |
458 | BTUSB_WIDEBAND_SPEECH }, | |
459 | { USB_DEVICE(0x13d3, 0x3548), .driver_info = BTUSB_REALTEK | | |
460 | BTUSB_WIDEBAND_SPEECH }, | |
461 | { USB_DEVICE(0x13d3, 0x3549), .driver_info = BTUSB_REALTEK | | |
462 | BTUSB_WIDEBAND_SPEECH }, | |
463 | { USB_DEVICE(0x13d3, 0x3553), .driver_info = BTUSB_REALTEK | | |
464 | BTUSB_WIDEBAND_SPEECH }, | |
465 | { USB_DEVICE(0x13d3, 0x3555), .driver_info = BTUSB_REALTEK | | |
466 | BTUSB_WIDEBAND_SPEECH }, | |
467 | { USB_DEVICE(0x2ff8, 0x3051), .driver_info = BTUSB_REALTEK | | |
468 | BTUSB_WIDEBAND_SPEECH }, | |
f496297e JP |
469 | { USB_DEVICE(0x1358, 0xc123), .driver_info = BTUSB_REALTEK | |
470 | BTUSB_WIDEBAND_SPEECH }, | |
24d6a6d2 CW |
471 | { USB_DEVICE(0x0bda, 0xc123), .driver_info = BTUSB_REALTEK | |
472 | BTUSB_WIDEBAND_SPEECH }, | |
3edc5782 RM |
473 | { USB_DEVICE(0x0cb5, 0xc547), .driver_info = BTUSB_REALTEK | |
474 | BTUSB_WIDEBAND_SPEECH }, | |
6d0762b1 | 475 | |
4481c076 PP |
476 | /* Silicon Wave based devices */ |
477 | { USB_DEVICE(0x0c10, 0x0000), .driver_info = BTUSB_SWAVE }, | |
478 | ||
5e23b923 MH |
479 | { } /* Terminating entry */ |
480 | }; | |
481 | ||
1fdb9269 HG |
482 | /* The Bluetooth USB module build into some devices needs to be reset on resume, |
483 | * this is a problem with the platform (likely shutting off all power) not with | |
484 | * the module itself. So we use a DMI list to match known broken platforms. | |
485 | */ | |
486 | static const struct dmi_system_id btusb_needs_reset_resume_table[] = { | |
487 | { | |
0c6e5266 | 488 | /* Dell OptiPlex 3060 (QCA ROME device 0cf3:e007) */ |
1fdb9269 | 489 | .matches = { |
0c6e5266 KHF |
490 | DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), |
491 | DMI_MATCH(DMI_PRODUCT_NAME, "OptiPlex 3060"), | |
1fdb9269 HG |
492 | }, |
493 | }, | |
596b07a9 HG |
494 | { |
495 | /* Dell XPS 9360 (QCA ROME device 0cf3:e300) */ | |
496 | .matches = { | |
497 | DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), | |
498 | DMI_MATCH(DMI_PRODUCT_NAME, "XPS 13 9360"), | |
499 | }, | |
500 | }, | |
939bc6c5 HG |
501 | { |
502 | /* Dell Inspiron 5565 (QCA ROME device 0cf3:e009) */ | |
503 | .matches = { | |
504 | DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), | |
505 | DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 5565"), | |
506 | }, | |
507 | }, | |
1fdb9269 HG |
508 | {} |
509 | }; | |
510 | ||
9bfa35fe MH |
511 | #define BTUSB_MAX_ISOC_FRAMES 10 |
512 | ||
5e23b923 MH |
513 | #define BTUSB_INTR_RUNNING 0 |
514 | #define BTUSB_BULK_RUNNING 1 | |
9bfa35fe | 515 | #define BTUSB_ISOC_RUNNING 2 |
7bee549e | 516 | #define BTUSB_SUSPENDING 3 |
08b8b6c4 | 517 | #define BTUSB_DID_ISO_RESUME 4 |
cda0dd78 MH |
518 | #define BTUSB_BOOTLOADER 5 |
519 | #define BTUSB_DOWNLOADING 6 | |
ce6bb929 | 520 | #define BTUSB_FIRMWARE_LOADED 7 |
cda0dd78 | 521 | #define BTUSB_FIRMWARE_FAILED 8 |
ce6bb929 | 522 | #define BTUSB_BOOTING 9 |
61f5acea HG |
523 | #define BTUSB_DIAG_RUNNING 10 |
524 | #define BTUSB_OOB_WAKE_ENABLED 11 | |
dc786b2c | 525 | #define BTUSB_HW_RESET_ACTIVE 12 |
a1c49c43 | 526 | #define BTUSB_TX_WAIT_VND_EVT 13 |
9e45524a | 527 | #define BTUSB_WAKEUP_DISABLE 14 |
5e23b923 MH |
528 | |
529 | struct btusb_data { | |
530 | struct hci_dev *hdev; | |
531 | struct usb_device *udev; | |
5fbcd260 | 532 | struct usb_interface *intf; |
9bfa35fe | 533 | struct usb_interface *isoc; |
9d08f504 | 534 | struct usb_interface *diag; |
459232fc | 535 | unsigned isoc_ifnum; |
5e23b923 | 536 | |
5e23b923 MH |
537 | unsigned long flags; |
538 | ||
539 | struct work_struct work; | |
7bee549e | 540 | struct work_struct waker; |
5e23b923 | 541 | |
803b5836 | 542 | struct usb_anchor deferred; |
5e23b923 | 543 | struct usb_anchor tx_anchor; |
803b5836 MH |
544 | int tx_in_flight; |
545 | spinlock_t txlock; | |
546 | ||
5e23b923 MH |
547 | struct usb_anchor intr_anchor; |
548 | struct usb_anchor bulk_anchor; | |
9bfa35fe | 549 | struct usb_anchor isoc_anchor; |
9d08f504 | 550 | struct usb_anchor diag_anchor; |
a1c49c43 | 551 | struct usb_anchor ctrl_anchor; |
803b5836 MH |
552 | spinlock_t rxlock; |
553 | ||
554 | struct sk_buff *evt_skb; | |
555 | struct sk_buff *acl_skb; | |
556 | struct sk_buff *sco_skb; | |
5e23b923 MH |
557 | |
558 | struct usb_endpoint_descriptor *intr_ep; | |
559 | struct usb_endpoint_descriptor *bulk_tx_ep; | |
560 | struct usb_endpoint_descriptor *bulk_rx_ep; | |
9bfa35fe MH |
561 | struct usb_endpoint_descriptor *isoc_tx_ep; |
562 | struct usb_endpoint_descriptor *isoc_rx_ep; | |
9d08f504 MH |
563 | struct usb_endpoint_descriptor *diag_tx_ep; |
564 | struct usb_endpoint_descriptor *diag_rx_ep; | |
9bfa35fe | 565 | |
dc786b2c RJ |
566 | struct gpio_desc *reset_gpio; |
567 | ||
7a9d4020 | 568 | __u8 cmdreq_type; |
893ba544 | 569 | __u8 cmdreq; |
7a9d4020 | 570 | |
43c2e57f | 571 | unsigned int sco_num; |
baac6276 SN |
572 | unsigned int air_mode; |
573 | bool usb_alt6_packet_flow; | |
9bfa35fe | 574 | int isoc_altsetting; |
6a88adf2 | 575 | int suspend_count; |
2cbd3f5c | 576 | |
97307f51 | 577 | int (*recv_event)(struct hci_dev *hdev, struct sk_buff *skb); |
2cbd3f5c | 578 | int (*recv_bulk)(struct btusb_data *data, void *buffer, int count); |
ace31982 KBYT |
579 | |
580 | int (*setup_on_usb)(struct hci_dev *hdev); | |
fd913ef7 RJ |
581 | |
582 | int oob_wake_irq; /* irq for out-of-band wake-on-bt */ | |
dc786b2c | 583 | unsigned cmd_timeout_cnt; |
5e23b923 MH |
584 | }; |
585 | ||
dc786b2c RJ |
586 | static void btusb_intel_cmd_timeout(struct hci_dev *hdev) |
587 | { | |
588 | struct btusb_data *data = hci_get_drvdata(hdev); | |
589 | struct gpio_desc *reset_gpio = data->reset_gpio; | |
590 | ||
591 | if (++data->cmd_timeout_cnt < 5) | |
592 | return; | |
593 | ||
594 | if (!reset_gpio) { | |
595 | bt_dev_err(hdev, "No way to reset. Ignoring and continuing"); | |
596 | return; | |
597 | } | |
598 | ||
599 | /* | |
600 | * Toggle the hard reset line if the platform provides one. The reset | |
601 | * is going to yank the device off the USB and then replug. So doing | |
602 | * once is enough. The cleanup is handled correctly on the way out | |
603 | * (standard USB disconnect), and the new device is detected cleanly | |
604 | * and bound to the driver again like it should be. | |
605 | */ | |
606 | if (test_and_set_bit(BTUSB_HW_RESET_ACTIVE, &data->flags)) { | |
607 | bt_dev_err(hdev, "last reset failed? Not resetting again"); | |
608 | return; | |
609 | } | |
610 | ||
611 | bt_dev_err(hdev, "Initiating HW reset via gpio"); | |
2de66bb8 RJ |
612 | gpiod_set_value_cansleep(reset_gpio, 1); |
613 | msleep(100); | |
614 | gpiod_set_value_cansleep(reset_gpio, 0); | |
dc786b2c RJ |
615 | } |
616 | ||
d7ef0d1e AL |
617 | static void btusb_rtl_cmd_timeout(struct hci_dev *hdev) |
618 | { | |
619 | struct btusb_data *data = hci_get_drvdata(hdev); | |
620 | struct gpio_desc *reset_gpio = data->reset_gpio; | |
621 | ||
622 | if (++data->cmd_timeout_cnt < 5) | |
623 | return; | |
624 | ||
625 | if (!reset_gpio) { | |
626 | bt_dev_err(hdev, "No gpio to reset Realtek device, ignoring"); | |
627 | return; | |
628 | } | |
629 | ||
630 | /* Toggle the hard reset line. The Realtek device is going to | |
631 | * yank itself off the USB and then replug. The cleanup is handled | |
632 | * correctly on the way out (standard USB disconnect), and the new | |
633 | * device is detected cleanly and bound to the driver again like | |
634 | * it should be. | |
635 | */ | |
636 | if (test_and_set_bit(BTUSB_HW_RESET_ACTIVE, &data->flags)) { | |
637 | bt_dev_err(hdev, "last reset failed? Not resetting again"); | |
638 | return; | |
639 | } | |
640 | ||
641 | bt_dev_err(hdev, "Reset Realtek device via gpio"); | |
d7ef0d1e | 642 | gpiod_set_value_cansleep(reset_gpio, 1); |
34682110 MC |
643 | msleep(200); |
644 | gpiod_set_value_cansleep(reset_gpio, 0); | |
d7ef0d1e AL |
645 | } |
646 | ||
6933568a APS |
647 | static void btusb_qca_cmd_timeout(struct hci_dev *hdev) |
648 | { | |
649 | struct btusb_data *data = hci_get_drvdata(hdev); | |
650 | int err; | |
651 | ||
652 | if (++data->cmd_timeout_cnt < 5) | |
653 | return; | |
654 | ||
655 | bt_dev_err(hdev, "Multiple cmd timeouts seen. Resetting usb device."); | |
b980d477 | 656 | /* This is not an unbalanced PM reference since the device will reset */ |
6933568a APS |
657 | err = usb_autopm_get_interface(data->intf); |
658 | if (!err) | |
659 | usb_queue_reset_device(data->intf); | |
660 | else | |
661 | bt_dev_err(hdev, "Failed usb_autopm_get_interface with %d", err); | |
662 | } | |
663 | ||
803b5836 MH |
664 | static inline void btusb_free_frags(struct btusb_data *data) |
665 | { | |
666 | unsigned long flags; | |
667 | ||
668 | spin_lock_irqsave(&data->rxlock, flags); | |
669 | ||
670 | kfree_skb(data->evt_skb); | |
671 | data->evt_skb = NULL; | |
672 | ||
673 | kfree_skb(data->acl_skb); | |
674 | data->acl_skb = NULL; | |
675 | ||
676 | kfree_skb(data->sco_skb); | |
677 | data->sco_skb = NULL; | |
678 | ||
679 | spin_unlock_irqrestore(&data->rxlock, flags); | |
680 | } | |
681 | ||
1ffa4ad0 MH |
682 | static int btusb_recv_intr(struct btusb_data *data, void *buffer, int count) |
683 | { | |
803b5836 | 684 | struct sk_buff *skb; |
a5e50d5b | 685 | unsigned long flags; |
803b5836 MH |
686 | int err = 0; |
687 | ||
a5e50d5b | 688 | spin_lock_irqsave(&data->rxlock, flags); |
803b5836 MH |
689 | skb = data->evt_skb; |
690 | ||
691 | while (count) { | |
692 | int len; | |
693 | ||
694 | if (!skb) { | |
695 | skb = bt_skb_alloc(HCI_MAX_EVENT_SIZE, GFP_ATOMIC); | |
696 | if (!skb) { | |
697 | err = -ENOMEM; | |
698 | break; | |
699 | } | |
700 | ||
618e8bc2 MH |
701 | hci_skb_pkt_type(skb) = HCI_EVENT_PKT; |
702 | hci_skb_expect(skb) = HCI_EVENT_HDR_SIZE; | |
803b5836 MH |
703 | } |
704 | ||
618e8bc2 | 705 | len = min_t(uint, hci_skb_expect(skb), count); |
59ae1d12 | 706 | skb_put_data(skb, buffer, len); |
803b5836 MH |
707 | |
708 | count -= len; | |
709 | buffer += len; | |
618e8bc2 | 710 | hci_skb_expect(skb) -= len; |
803b5836 MH |
711 | |
712 | if (skb->len == HCI_EVENT_HDR_SIZE) { | |
713 | /* Complete event header */ | |
618e8bc2 | 714 | hci_skb_expect(skb) = hci_event_hdr(skb)->plen; |
803b5836 | 715 | |
618e8bc2 | 716 | if (skb_tailroom(skb) < hci_skb_expect(skb)) { |
803b5836 MH |
717 | kfree_skb(skb); |
718 | skb = NULL; | |
719 | ||
720 | err = -EILSEQ; | |
721 | break; | |
722 | } | |
723 | } | |
724 | ||
618e8bc2 | 725 | if (!hci_skb_expect(skb)) { |
803b5836 | 726 | /* Complete frame */ |
97307f51 | 727 | data->recv_event(data->hdev, skb); |
803b5836 MH |
728 | skb = NULL; |
729 | } | |
730 | } | |
731 | ||
732 | data->evt_skb = skb; | |
a5e50d5b | 733 | spin_unlock_irqrestore(&data->rxlock, flags); |
803b5836 MH |
734 | |
735 | return err; | |
1ffa4ad0 MH |
736 | } |
737 | ||
738 | static int btusb_recv_bulk(struct btusb_data *data, void *buffer, int count) | |
739 | { | |
803b5836 | 740 | struct sk_buff *skb; |
a5e50d5b | 741 | unsigned long flags; |
803b5836 MH |
742 | int err = 0; |
743 | ||
a5e50d5b | 744 | spin_lock_irqsave(&data->rxlock, flags); |
803b5836 MH |
745 | skb = data->acl_skb; |
746 | ||
747 | while (count) { | |
748 | int len; | |
749 | ||
750 | if (!skb) { | |
751 | skb = bt_skb_alloc(HCI_MAX_FRAME_SIZE, GFP_ATOMIC); | |
752 | if (!skb) { | |
753 | err = -ENOMEM; | |
754 | break; | |
755 | } | |
756 | ||
618e8bc2 MH |
757 | hci_skb_pkt_type(skb) = HCI_ACLDATA_PKT; |
758 | hci_skb_expect(skb) = HCI_ACL_HDR_SIZE; | |
803b5836 MH |
759 | } |
760 | ||
618e8bc2 | 761 | len = min_t(uint, hci_skb_expect(skb), count); |
59ae1d12 | 762 | skb_put_data(skb, buffer, len); |
803b5836 MH |
763 | |
764 | count -= len; | |
765 | buffer += len; | |
618e8bc2 | 766 | hci_skb_expect(skb) -= len; |
803b5836 MH |
767 | |
768 | if (skb->len == HCI_ACL_HDR_SIZE) { | |
769 | __le16 dlen = hci_acl_hdr(skb)->dlen; | |
770 | ||
771 | /* Complete ACL header */ | |
618e8bc2 | 772 | hci_skb_expect(skb) = __le16_to_cpu(dlen); |
803b5836 | 773 | |
618e8bc2 | 774 | if (skb_tailroom(skb) < hci_skb_expect(skb)) { |
803b5836 MH |
775 | kfree_skb(skb); |
776 | skb = NULL; | |
777 | ||
778 | err = -EILSEQ; | |
779 | break; | |
780 | } | |
781 | } | |
782 | ||
618e8bc2 | 783 | if (!hci_skb_expect(skb)) { |
803b5836 MH |
784 | /* Complete frame */ |
785 | hci_recv_frame(data->hdev, skb); | |
786 | skb = NULL; | |
787 | } | |
788 | } | |
789 | ||
790 | data->acl_skb = skb; | |
a5e50d5b | 791 | spin_unlock_irqrestore(&data->rxlock, flags); |
803b5836 MH |
792 | |
793 | return err; | |
1ffa4ad0 MH |
794 | } |
795 | ||
796 | static int btusb_recv_isoc(struct btusb_data *data, void *buffer, int count) | |
797 | { | |
803b5836 | 798 | struct sk_buff *skb; |
a5e50d5b | 799 | unsigned long flags; |
803b5836 MH |
800 | int err = 0; |
801 | ||
a5e50d5b | 802 | spin_lock_irqsave(&data->rxlock, flags); |
803b5836 MH |
803 | skb = data->sco_skb; |
804 | ||
805 | while (count) { | |
806 | int len; | |
807 | ||
808 | if (!skb) { | |
809 | skb = bt_skb_alloc(HCI_MAX_SCO_SIZE, GFP_ATOMIC); | |
810 | if (!skb) { | |
811 | err = -ENOMEM; | |
812 | break; | |
813 | } | |
814 | ||
618e8bc2 MH |
815 | hci_skb_pkt_type(skb) = HCI_SCODATA_PKT; |
816 | hci_skb_expect(skb) = HCI_SCO_HDR_SIZE; | |
803b5836 MH |
817 | } |
818 | ||
618e8bc2 | 819 | len = min_t(uint, hci_skb_expect(skb), count); |
59ae1d12 | 820 | skb_put_data(skb, buffer, len); |
803b5836 MH |
821 | |
822 | count -= len; | |
823 | buffer += len; | |
618e8bc2 | 824 | hci_skb_expect(skb) -= len; |
803b5836 MH |
825 | |
826 | if (skb->len == HCI_SCO_HDR_SIZE) { | |
827 | /* Complete SCO header */ | |
618e8bc2 | 828 | hci_skb_expect(skb) = hci_sco_hdr(skb)->dlen; |
803b5836 | 829 | |
618e8bc2 | 830 | if (skb_tailroom(skb) < hci_skb_expect(skb)) { |
803b5836 MH |
831 | kfree_skb(skb); |
832 | skb = NULL; | |
833 | ||
834 | err = -EILSEQ; | |
835 | break; | |
836 | } | |
837 | } | |
838 | ||
618e8bc2 | 839 | if (!hci_skb_expect(skb)) { |
803b5836 MH |
840 | /* Complete frame */ |
841 | hci_recv_frame(data->hdev, skb); | |
842 | skb = NULL; | |
843 | } | |
844 | } | |
845 | ||
846 | data->sco_skb = skb; | |
a5e50d5b | 847 | spin_unlock_irqrestore(&data->rxlock, flags); |
803b5836 MH |
848 | |
849 | return err; | |
1ffa4ad0 MH |
850 | } |
851 | ||
5e23b923 MH |
852 | static void btusb_intr_complete(struct urb *urb) |
853 | { | |
854 | struct hci_dev *hdev = urb->context; | |
155961e8 | 855 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
856 | int err; |
857 | ||
89e7533d MH |
858 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, |
859 | urb->actual_length); | |
5e23b923 MH |
860 | |
861 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
862 | return; | |
863 | ||
864 | if (urb->status == 0) { | |
9bfa35fe MH |
865 | hdev->stat.byte_rx += urb->actual_length; |
866 | ||
1ffa4ad0 MH |
867 | if (btusb_recv_intr(data, urb->transfer_buffer, |
868 | urb->actual_length) < 0) { | |
2064ee33 | 869 | bt_dev_err(hdev, "corrupted event packet"); |
5e23b923 MH |
870 | hdev->stat.err_rx++; |
871 | } | |
85560c4a CC |
872 | } else if (urb->status == -ENOENT) { |
873 | /* Avoid suspend failed when usb_kill_urb */ | |
874 | return; | |
5e23b923 MH |
875 | } |
876 | ||
877 | if (!test_bit(BTUSB_INTR_RUNNING, &data->flags)) | |
878 | return; | |
879 | ||
7bee549e | 880 | usb_mark_last_busy(data->udev); |
5e23b923 MH |
881 | usb_anchor_urb(urb, &data->intr_anchor); |
882 | ||
883 | err = usb_submit_urb(urb, GFP_ATOMIC); | |
884 | if (err < 0) { | |
4935f1c1 | 885 | /* -EPERM: urb is being killed; |
d98422cb DR |
886 | * -ENODEV: device got disconnected |
887 | */ | |
4935f1c1 | 888 | if (err != -EPERM && err != -ENODEV) |
2064ee33 MH |
889 | bt_dev_err(hdev, "urb %p failed to resubmit (%d)", |
890 | urb, -err); | |
5e23b923 MH |
891 | usb_unanchor_urb(urb); |
892 | } | |
893 | } | |
894 | ||
2eda66f4 | 895 | static int btusb_submit_intr_urb(struct hci_dev *hdev, gfp_t mem_flags) |
5e23b923 | 896 | { |
155961e8 | 897 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
898 | struct urb *urb; |
899 | unsigned char *buf; | |
900 | unsigned int pipe; | |
901 | int err, size; | |
902 | ||
903 | BT_DBG("%s", hdev->name); | |
904 | ||
9bfa35fe MH |
905 | if (!data->intr_ep) |
906 | return -ENODEV; | |
907 | ||
2eda66f4 | 908 | urb = usb_alloc_urb(0, mem_flags); |
5e23b923 MH |
909 | if (!urb) |
910 | return -ENOMEM; | |
911 | ||
912 | size = le16_to_cpu(data->intr_ep->wMaxPacketSize); | |
913 | ||
2eda66f4 | 914 | buf = kmalloc(size, mem_flags); |
5e23b923 MH |
915 | if (!buf) { |
916 | usb_free_urb(urb); | |
917 | return -ENOMEM; | |
918 | } | |
919 | ||
920 | pipe = usb_rcvintpipe(data->udev, data->intr_ep->bEndpointAddress); | |
921 | ||
922 | usb_fill_int_urb(urb, data->udev, pipe, buf, size, | |
89e7533d | 923 | btusb_intr_complete, hdev, data->intr_ep->bInterval); |
5e23b923 MH |
924 | |
925 | urb->transfer_flags |= URB_FREE_BUFFER; | |
926 | ||
927 | usb_anchor_urb(urb, &data->intr_anchor); | |
928 | ||
2eda66f4 | 929 | err = usb_submit_urb(urb, mem_flags); |
5e23b923 | 930 | if (err < 0) { |
d4b8d1c9 | 931 | if (err != -EPERM && err != -ENODEV) |
2064ee33 MH |
932 | bt_dev_err(hdev, "urb %p submission failed (%d)", |
933 | urb, -err); | |
5e23b923 | 934 | usb_unanchor_urb(urb); |
5e23b923 MH |
935 | } |
936 | ||
937 | usb_free_urb(urb); | |
938 | ||
939 | return err; | |
940 | } | |
941 | ||
942 | static void btusb_bulk_complete(struct urb *urb) | |
943 | { | |
944 | struct hci_dev *hdev = urb->context; | |
155961e8 | 945 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
946 | int err; |
947 | ||
89e7533d MH |
948 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, |
949 | urb->actual_length); | |
5e23b923 MH |
950 | |
951 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
952 | return; | |
953 | ||
954 | if (urb->status == 0) { | |
9bfa35fe MH |
955 | hdev->stat.byte_rx += urb->actual_length; |
956 | ||
2cbd3f5c | 957 | if (data->recv_bulk(data, urb->transfer_buffer, |
1ffa4ad0 | 958 | urb->actual_length) < 0) { |
2064ee33 | 959 | bt_dev_err(hdev, "corrupted ACL packet"); |
5e23b923 MH |
960 | hdev->stat.err_rx++; |
961 | } | |
85560c4a CC |
962 | } else if (urb->status == -ENOENT) { |
963 | /* Avoid suspend failed when usb_kill_urb */ | |
964 | return; | |
5e23b923 MH |
965 | } |
966 | ||
967 | if (!test_bit(BTUSB_BULK_RUNNING, &data->flags)) | |
968 | return; | |
969 | ||
970 | usb_anchor_urb(urb, &data->bulk_anchor); | |
652fd781 | 971 | usb_mark_last_busy(data->udev); |
5e23b923 MH |
972 | |
973 | err = usb_submit_urb(urb, GFP_ATOMIC); | |
974 | if (err < 0) { | |
4935f1c1 | 975 | /* -EPERM: urb is being killed; |
d98422cb DR |
976 | * -ENODEV: device got disconnected |
977 | */ | |
4935f1c1 | 978 | if (err != -EPERM && err != -ENODEV) |
2064ee33 MH |
979 | bt_dev_err(hdev, "urb %p failed to resubmit (%d)", |
980 | urb, -err); | |
5e23b923 MH |
981 | usb_unanchor_urb(urb); |
982 | } | |
983 | } | |
984 | ||
2eda66f4 | 985 | static int btusb_submit_bulk_urb(struct hci_dev *hdev, gfp_t mem_flags) |
5e23b923 | 986 | { |
155961e8 | 987 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
988 | struct urb *urb; |
989 | unsigned char *buf; | |
990 | unsigned int pipe; | |
290ba200 | 991 | int err, size = HCI_MAX_FRAME_SIZE; |
5e23b923 MH |
992 | |
993 | BT_DBG("%s", hdev->name); | |
994 | ||
9bfa35fe MH |
995 | if (!data->bulk_rx_ep) |
996 | return -ENODEV; | |
997 | ||
2eda66f4 | 998 | urb = usb_alloc_urb(0, mem_flags); |
5e23b923 MH |
999 | if (!urb) |
1000 | return -ENOMEM; | |
1001 | ||
2eda66f4 | 1002 | buf = kmalloc(size, mem_flags); |
5e23b923 MH |
1003 | if (!buf) { |
1004 | usb_free_urb(urb); | |
1005 | return -ENOMEM; | |
1006 | } | |
1007 | ||
1008 | pipe = usb_rcvbulkpipe(data->udev, data->bulk_rx_ep->bEndpointAddress); | |
1009 | ||
89e7533d MH |
1010 | usb_fill_bulk_urb(urb, data->udev, pipe, buf, size, |
1011 | btusb_bulk_complete, hdev); | |
5e23b923 MH |
1012 | |
1013 | urb->transfer_flags |= URB_FREE_BUFFER; | |
1014 | ||
7bee549e | 1015 | usb_mark_last_busy(data->udev); |
5e23b923 MH |
1016 | usb_anchor_urb(urb, &data->bulk_anchor); |
1017 | ||
2eda66f4 | 1018 | err = usb_submit_urb(urb, mem_flags); |
5e23b923 | 1019 | if (err < 0) { |
d4b8d1c9 | 1020 | if (err != -EPERM && err != -ENODEV) |
2064ee33 MH |
1021 | bt_dev_err(hdev, "urb %p submission failed (%d)", |
1022 | urb, -err); | |
5e23b923 | 1023 | usb_unanchor_urb(urb); |
5e23b923 MH |
1024 | } |
1025 | ||
1026 | usb_free_urb(urb); | |
1027 | ||
1028 | return err; | |
1029 | } | |
1030 | ||
9bfa35fe MH |
1031 | static void btusb_isoc_complete(struct urb *urb) |
1032 | { | |
1033 | struct hci_dev *hdev = urb->context; | |
155961e8 | 1034 | struct btusb_data *data = hci_get_drvdata(hdev); |
9bfa35fe MH |
1035 | int i, err; |
1036 | ||
89e7533d MH |
1037 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, |
1038 | urb->actual_length); | |
9bfa35fe MH |
1039 | |
1040 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
1041 | return; | |
1042 | ||
1043 | if (urb->status == 0) { | |
1044 | for (i = 0; i < urb->number_of_packets; i++) { | |
1045 | unsigned int offset = urb->iso_frame_desc[i].offset; | |
1046 | unsigned int length = urb->iso_frame_desc[i].actual_length; | |
1047 | ||
1048 | if (urb->iso_frame_desc[i].status) | |
1049 | continue; | |
1050 | ||
1051 | hdev->stat.byte_rx += length; | |
1052 | ||
1ffa4ad0 MH |
1053 | if (btusb_recv_isoc(data, urb->transfer_buffer + offset, |
1054 | length) < 0) { | |
2064ee33 | 1055 | bt_dev_err(hdev, "corrupted SCO packet"); |
9bfa35fe MH |
1056 | hdev->stat.err_rx++; |
1057 | } | |
1058 | } | |
85560c4a CC |
1059 | } else if (urb->status == -ENOENT) { |
1060 | /* Avoid suspend failed when usb_kill_urb */ | |
1061 | return; | |
9bfa35fe MH |
1062 | } |
1063 | ||
1064 | if (!test_bit(BTUSB_ISOC_RUNNING, &data->flags)) | |
1065 | return; | |
1066 | ||
1067 | usb_anchor_urb(urb, &data->isoc_anchor); | |
1068 | ||
1069 | err = usb_submit_urb(urb, GFP_ATOMIC); | |
1070 | if (err < 0) { | |
4935f1c1 | 1071 | /* -EPERM: urb is being killed; |
d98422cb DR |
1072 | * -ENODEV: device got disconnected |
1073 | */ | |
4935f1c1 | 1074 | if (err != -EPERM && err != -ENODEV) |
2064ee33 MH |
1075 | bt_dev_err(hdev, "urb %p failed to resubmit (%d)", |
1076 | urb, -err); | |
9bfa35fe MH |
1077 | usb_unanchor_urb(urb); |
1078 | } | |
1079 | } | |
1080 | ||
baac6276 SN |
1081 | static inline void __fill_isoc_descriptor_msbc(struct urb *urb, int len, |
1082 | int mtu, struct btusb_data *data) | |
1083 | { | |
1084 | int i, offset = 0; | |
1085 | unsigned int interval; | |
1086 | ||
1087 | BT_DBG("len %d mtu %d", len, mtu); | |
1088 | ||
1089 | /* For mSBC ALT 6 setting the host will send the packet at continuous | |
1090 | * flow. As per core spec 5, vol 4, part B, table 2.1. For ALT setting | |
1091 | * 6 the HCI PACKET INTERVAL should be 7.5ms for every usb packets. | |
1092 | * To maintain the rate we send 63bytes of usb packets alternatively for | |
1093 | * 7ms and 8ms to maintain the rate as 7.5ms. | |
1094 | */ | |
1095 | if (data->usb_alt6_packet_flow) { | |
1096 | interval = 7; | |
1097 | data->usb_alt6_packet_flow = false; | |
1098 | } else { | |
1099 | interval = 6; | |
1100 | data->usb_alt6_packet_flow = true; | |
1101 | } | |
1102 | ||
1103 | for (i = 0; i < interval; i++) { | |
1104 | urb->iso_frame_desc[i].offset = offset; | |
1105 | urb->iso_frame_desc[i].length = offset; | |
1106 | } | |
1107 | ||
1108 | if (len && i < BTUSB_MAX_ISOC_FRAMES) { | |
1109 | urb->iso_frame_desc[i].offset = offset; | |
1110 | urb->iso_frame_desc[i].length = len; | |
1111 | i++; | |
1112 | } | |
1113 | ||
1114 | urb->number_of_packets = i; | |
1115 | } | |
1116 | ||
42b16b3f | 1117 | static inline void __fill_isoc_descriptor(struct urb *urb, int len, int mtu) |
9bfa35fe MH |
1118 | { |
1119 | int i, offset = 0; | |
1120 | ||
1121 | BT_DBG("len %d mtu %d", len, mtu); | |
1122 | ||
1123 | for (i = 0; i < BTUSB_MAX_ISOC_FRAMES && len >= mtu; | |
1124 | i++, offset += mtu, len -= mtu) { | |
1125 | urb->iso_frame_desc[i].offset = offset; | |
1126 | urb->iso_frame_desc[i].length = mtu; | |
1127 | } | |
1128 | ||
1129 | if (len && i < BTUSB_MAX_ISOC_FRAMES) { | |
1130 | urb->iso_frame_desc[i].offset = offset; | |
1131 | urb->iso_frame_desc[i].length = len; | |
1132 | i++; | |
1133 | } | |
1134 | ||
1135 | urb->number_of_packets = i; | |
1136 | } | |
1137 | ||
2eda66f4 | 1138 | static int btusb_submit_isoc_urb(struct hci_dev *hdev, gfp_t mem_flags) |
9bfa35fe | 1139 | { |
155961e8 | 1140 | struct btusb_data *data = hci_get_drvdata(hdev); |
9bfa35fe MH |
1141 | struct urb *urb; |
1142 | unsigned char *buf; | |
1143 | unsigned int pipe; | |
1144 | int err, size; | |
1145 | ||
1146 | BT_DBG("%s", hdev->name); | |
1147 | ||
1148 | if (!data->isoc_rx_ep) | |
1149 | return -ENODEV; | |
1150 | ||
2eda66f4 | 1151 | urb = usb_alloc_urb(BTUSB_MAX_ISOC_FRAMES, mem_flags); |
9bfa35fe MH |
1152 | if (!urb) |
1153 | return -ENOMEM; | |
1154 | ||
1155 | size = le16_to_cpu(data->isoc_rx_ep->wMaxPacketSize) * | |
1156 | BTUSB_MAX_ISOC_FRAMES; | |
1157 | ||
2eda66f4 | 1158 | buf = kmalloc(size, mem_flags); |
9bfa35fe MH |
1159 | if (!buf) { |
1160 | usb_free_urb(urb); | |
1161 | return -ENOMEM; | |
1162 | } | |
1163 | ||
1164 | pipe = usb_rcvisocpipe(data->udev, data->isoc_rx_ep->bEndpointAddress); | |
1165 | ||
fa0fb93f | 1166 | usb_fill_int_urb(urb, data->udev, pipe, buf, size, btusb_isoc_complete, |
89e7533d | 1167 | hdev, data->isoc_rx_ep->bInterval); |
9bfa35fe | 1168 | |
89e7533d | 1169 | urb->transfer_flags = URB_FREE_BUFFER | URB_ISO_ASAP; |
9bfa35fe MH |
1170 | |
1171 | __fill_isoc_descriptor(urb, size, | |
89e7533d | 1172 | le16_to_cpu(data->isoc_rx_ep->wMaxPacketSize)); |
9bfa35fe MH |
1173 | |
1174 | usb_anchor_urb(urb, &data->isoc_anchor); | |
1175 | ||
2eda66f4 | 1176 | err = usb_submit_urb(urb, mem_flags); |
9bfa35fe | 1177 | if (err < 0) { |
d4b8d1c9 | 1178 | if (err != -EPERM && err != -ENODEV) |
2064ee33 MH |
1179 | bt_dev_err(hdev, "urb %p submission failed (%d)", |
1180 | urb, -err); | |
9bfa35fe | 1181 | usb_unanchor_urb(urb); |
9bfa35fe MH |
1182 | } |
1183 | ||
1184 | usb_free_urb(urb); | |
1185 | ||
1186 | return err; | |
1187 | } | |
1188 | ||
9d08f504 MH |
1189 | static void btusb_diag_complete(struct urb *urb) |
1190 | { | |
1191 | struct hci_dev *hdev = urb->context; | |
1192 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1193 | int err; | |
1194 | ||
1195 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, | |
1196 | urb->actual_length); | |
1197 | ||
1198 | if (urb->status == 0) { | |
1199 | struct sk_buff *skb; | |
1200 | ||
1201 | skb = bt_skb_alloc(urb->actual_length, GFP_ATOMIC); | |
1202 | if (skb) { | |
59ae1d12 JB |
1203 | skb_put_data(skb, urb->transfer_buffer, |
1204 | urb->actual_length); | |
9d08f504 MH |
1205 | hci_recv_diag(hdev, skb); |
1206 | } | |
1207 | } else if (urb->status == -ENOENT) { | |
1208 | /* Avoid suspend failed when usb_kill_urb */ | |
1209 | return; | |
1210 | } | |
1211 | ||
1212 | if (!test_bit(BTUSB_DIAG_RUNNING, &data->flags)) | |
1213 | return; | |
1214 | ||
1215 | usb_anchor_urb(urb, &data->diag_anchor); | |
1216 | usb_mark_last_busy(data->udev); | |
1217 | ||
1218 | err = usb_submit_urb(urb, GFP_ATOMIC); | |
1219 | if (err < 0) { | |
1220 | /* -EPERM: urb is being killed; | |
d98422cb DR |
1221 | * -ENODEV: device got disconnected |
1222 | */ | |
9d08f504 | 1223 | if (err != -EPERM && err != -ENODEV) |
2064ee33 MH |
1224 | bt_dev_err(hdev, "urb %p failed to resubmit (%d)", |
1225 | urb, -err); | |
9d08f504 MH |
1226 | usb_unanchor_urb(urb); |
1227 | } | |
1228 | } | |
1229 | ||
1230 | static int btusb_submit_diag_urb(struct hci_dev *hdev, gfp_t mem_flags) | |
1231 | { | |
1232 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1233 | struct urb *urb; | |
1234 | unsigned char *buf; | |
1235 | unsigned int pipe; | |
1236 | int err, size = HCI_MAX_FRAME_SIZE; | |
1237 | ||
1238 | BT_DBG("%s", hdev->name); | |
1239 | ||
1240 | if (!data->diag_rx_ep) | |
1241 | return -ENODEV; | |
1242 | ||
1243 | urb = usb_alloc_urb(0, mem_flags); | |
1244 | if (!urb) | |
1245 | return -ENOMEM; | |
1246 | ||
1247 | buf = kmalloc(size, mem_flags); | |
1248 | if (!buf) { | |
1249 | usb_free_urb(urb); | |
1250 | return -ENOMEM; | |
1251 | } | |
1252 | ||
1253 | pipe = usb_rcvbulkpipe(data->udev, data->diag_rx_ep->bEndpointAddress); | |
1254 | ||
1255 | usb_fill_bulk_urb(urb, data->udev, pipe, buf, size, | |
1256 | btusb_diag_complete, hdev); | |
1257 | ||
1258 | urb->transfer_flags |= URB_FREE_BUFFER; | |
1259 | ||
1260 | usb_mark_last_busy(data->udev); | |
1261 | usb_anchor_urb(urb, &data->diag_anchor); | |
1262 | ||
1263 | err = usb_submit_urb(urb, mem_flags); | |
1264 | if (err < 0) { | |
1265 | if (err != -EPERM && err != -ENODEV) | |
2064ee33 MH |
1266 | bt_dev_err(hdev, "urb %p submission failed (%d)", |
1267 | urb, -err); | |
9d08f504 MH |
1268 | usb_unanchor_urb(urb); |
1269 | } | |
1270 | ||
1271 | usb_free_urb(urb); | |
1272 | ||
1273 | return err; | |
1274 | } | |
1275 | ||
5e23b923 | 1276 | static void btusb_tx_complete(struct urb *urb) |
7bee549e ON |
1277 | { |
1278 | struct sk_buff *skb = urb->context; | |
89e7533d | 1279 | struct hci_dev *hdev = (struct hci_dev *)skb->dev; |
155961e8 | 1280 | struct btusb_data *data = hci_get_drvdata(hdev); |
a5e50d5b | 1281 | unsigned long flags; |
7bee549e | 1282 | |
89e7533d MH |
1283 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, |
1284 | urb->actual_length); | |
7bee549e ON |
1285 | |
1286 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
1287 | goto done; | |
1288 | ||
1289 | if (!urb->status) | |
1290 | hdev->stat.byte_tx += urb->transfer_buffer_length; | |
1291 | else | |
1292 | hdev->stat.err_tx++; | |
1293 | ||
1294 | done: | |
a5e50d5b | 1295 | spin_lock_irqsave(&data->txlock, flags); |
7bee549e | 1296 | data->tx_in_flight--; |
a5e50d5b | 1297 | spin_unlock_irqrestore(&data->txlock, flags); |
7bee549e ON |
1298 | |
1299 | kfree(urb->setup_packet); | |
1300 | ||
1301 | kfree_skb(skb); | |
1302 | } | |
1303 | ||
1304 | static void btusb_isoc_tx_complete(struct urb *urb) | |
5e23b923 MH |
1305 | { |
1306 | struct sk_buff *skb = urb->context; | |
89e7533d | 1307 | struct hci_dev *hdev = (struct hci_dev *)skb->dev; |
5e23b923 | 1308 | |
89e7533d MH |
1309 | BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status, |
1310 | urb->actual_length); | |
5e23b923 MH |
1311 | |
1312 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
1313 | goto done; | |
1314 | ||
1315 | if (!urb->status) | |
1316 | hdev->stat.byte_tx += urb->transfer_buffer_length; | |
1317 | else | |
1318 | hdev->stat.err_tx++; | |
1319 | ||
1320 | done: | |
1321 | kfree(urb->setup_packet); | |
1322 | ||
1323 | kfree_skb(skb); | |
1324 | } | |
1325 | ||
1326 | static int btusb_open(struct hci_dev *hdev) | |
1327 | { | |
155961e8 | 1328 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
1329 | int err; |
1330 | ||
1331 | BT_DBG("%s", hdev->name); | |
1332 | ||
c7e163fe EH |
1333 | err = usb_autopm_get_interface(data->intf); |
1334 | if (err < 0) | |
1335 | return err; | |
1336 | ||
ace31982 KBYT |
1337 | /* Patching USB firmware files prior to starting any URBs of HCI path |
1338 | * It is more safe to use USB bulk channel for downloading USB patch | |
1339 | */ | |
1340 | if (data->setup_on_usb) { | |
1341 | err = data->setup_on_usb(hdev); | |
eb50042f | 1342 | if (err < 0) |
3d44a6fd | 1343 | goto setup_fail; |
ace31982 KBYT |
1344 | } |
1345 | ||
7bee549e ON |
1346 | data->intf->needs_remote_wakeup = 1; |
1347 | ||
9e45524a AL |
1348 | /* Disable device remote wakeup when host is suspended |
1349 | * For Realtek chips, global suspend without | |
1350 | * SET_FEATURE (DEVICE_REMOTE_WAKEUP) can save more power in device. | |
1351 | */ | |
1352 | if (test_bit(BTUSB_WAKEUP_DISABLE, &data->flags)) | |
1353 | device_wakeup_disable(&data->udev->dev); | |
1354 | ||
5e23b923 | 1355 | if (test_and_set_bit(BTUSB_INTR_RUNNING, &data->flags)) |
7bee549e | 1356 | goto done; |
5e23b923 | 1357 | |
2eda66f4 | 1358 | err = btusb_submit_intr_urb(hdev, GFP_KERNEL); |
43c2e57f MH |
1359 | if (err < 0) |
1360 | goto failed; | |
1361 | ||
1362 | err = btusb_submit_bulk_urb(hdev, GFP_KERNEL); | |
5e23b923 | 1363 | if (err < 0) { |
43c2e57f MH |
1364 | usb_kill_anchored_urbs(&data->intr_anchor); |
1365 | goto failed; | |
5e23b923 MH |
1366 | } |
1367 | ||
43c2e57f MH |
1368 | set_bit(BTUSB_BULK_RUNNING, &data->flags); |
1369 | btusb_submit_bulk_urb(hdev, GFP_KERNEL); | |
1370 | ||
9d08f504 MH |
1371 | if (data->diag) { |
1372 | if (!btusb_submit_diag_urb(hdev, GFP_KERNEL)) | |
1373 | set_bit(BTUSB_DIAG_RUNNING, &data->flags); | |
1374 | } | |
1375 | ||
7bee549e ON |
1376 | done: |
1377 | usb_autopm_put_interface(data->intf); | |
43c2e57f MH |
1378 | return 0; |
1379 | ||
1380 | failed: | |
1381 | clear_bit(BTUSB_INTR_RUNNING, &data->flags); | |
3d44a6fd | 1382 | setup_fail: |
7bee549e | 1383 | usb_autopm_put_interface(data->intf); |
5e23b923 MH |
1384 | return err; |
1385 | } | |
1386 | ||
7bee549e ON |
1387 | static void btusb_stop_traffic(struct btusb_data *data) |
1388 | { | |
1389 | usb_kill_anchored_urbs(&data->intr_anchor); | |
1390 | usb_kill_anchored_urbs(&data->bulk_anchor); | |
1391 | usb_kill_anchored_urbs(&data->isoc_anchor); | |
9d08f504 | 1392 | usb_kill_anchored_urbs(&data->diag_anchor); |
a1c49c43 | 1393 | usb_kill_anchored_urbs(&data->ctrl_anchor); |
7bee549e ON |
1394 | } |
1395 | ||
5e23b923 MH |
1396 | static int btusb_close(struct hci_dev *hdev) |
1397 | { | |
155961e8 | 1398 | struct btusb_data *data = hci_get_drvdata(hdev); |
7bee549e | 1399 | int err; |
5e23b923 MH |
1400 | |
1401 | BT_DBG("%s", hdev->name); | |
1402 | ||
e8c3c3d2 | 1403 | cancel_work_sync(&data->work); |
404291ac | 1404 | cancel_work_sync(&data->waker); |
e8c3c3d2 | 1405 | |
9bfa35fe | 1406 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); |
5e23b923 | 1407 | clear_bit(BTUSB_BULK_RUNNING, &data->flags); |
5e23b923 | 1408 | clear_bit(BTUSB_INTR_RUNNING, &data->flags); |
9d08f504 | 1409 | clear_bit(BTUSB_DIAG_RUNNING, &data->flags); |
7bee549e ON |
1410 | |
1411 | btusb_stop_traffic(data); | |
803b5836 MH |
1412 | btusb_free_frags(data); |
1413 | ||
7bee549e ON |
1414 | err = usb_autopm_get_interface(data->intf); |
1415 | if (err < 0) | |
7b8e2c1d | 1416 | goto failed; |
7bee549e ON |
1417 | |
1418 | data->intf->needs_remote_wakeup = 0; | |
9e45524a AL |
1419 | |
1420 | /* Enable remote wake up for auto-suspend */ | |
1421 | if (test_bit(BTUSB_WAKEUP_DISABLE, &data->flags)) | |
1422 | data->intf->needs_remote_wakeup = 1; | |
1423 | ||
7bee549e | 1424 | usb_autopm_put_interface(data->intf); |
5e23b923 | 1425 | |
7b8e2c1d ON |
1426 | failed: |
1427 | usb_scuttle_anchored_urbs(&data->deferred); | |
5e23b923 MH |
1428 | return 0; |
1429 | } | |
1430 | ||
1431 | static int btusb_flush(struct hci_dev *hdev) | |
1432 | { | |
155961e8 | 1433 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
1434 | |
1435 | BT_DBG("%s", hdev->name); | |
1436 | ||
1437 | usb_kill_anchored_urbs(&data->tx_anchor); | |
803b5836 | 1438 | btusb_free_frags(data); |
5e23b923 MH |
1439 | |
1440 | return 0; | |
1441 | } | |
1442 | ||
047b2ec8 | 1443 | static struct urb *alloc_ctrl_urb(struct hci_dev *hdev, struct sk_buff *skb) |
5e23b923 | 1444 | { |
155961e8 | 1445 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
1446 | struct usb_ctrlrequest *dr; |
1447 | struct urb *urb; | |
1448 | unsigned int pipe; | |
5e23b923 | 1449 | |
047b2ec8 MH |
1450 | urb = usb_alloc_urb(0, GFP_KERNEL); |
1451 | if (!urb) | |
1452 | return ERR_PTR(-ENOMEM); | |
5e23b923 | 1453 | |
047b2ec8 MH |
1454 | dr = kmalloc(sizeof(*dr), GFP_KERNEL); |
1455 | if (!dr) { | |
1456 | usb_free_urb(urb); | |
1457 | return ERR_PTR(-ENOMEM); | |
1458 | } | |
5e23b923 | 1459 | |
047b2ec8 | 1460 | dr->bRequestType = data->cmdreq_type; |
893ba544 | 1461 | dr->bRequest = data->cmdreq; |
047b2ec8 MH |
1462 | dr->wIndex = 0; |
1463 | dr->wValue = 0; | |
1464 | dr->wLength = __cpu_to_le16(skb->len); | |
7bd8f09f | 1465 | |
047b2ec8 | 1466 | pipe = usb_sndctrlpipe(data->udev, 0x00); |
5e23b923 | 1467 | |
89e7533d | 1468 | usb_fill_control_urb(urb, data->udev, pipe, (void *)dr, |
047b2ec8 | 1469 | skb->data, skb->len, btusb_tx_complete, skb); |
5e23b923 | 1470 | |
89e7533d | 1471 | skb->dev = (void *)hdev; |
5e23b923 | 1472 | |
047b2ec8 MH |
1473 | return urb; |
1474 | } | |
5e23b923 | 1475 | |
047b2ec8 MH |
1476 | static struct urb *alloc_bulk_urb(struct hci_dev *hdev, struct sk_buff *skb) |
1477 | { | |
1478 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1479 | struct urb *urb; | |
1480 | unsigned int pipe; | |
5e23b923 | 1481 | |
047b2ec8 MH |
1482 | if (!data->bulk_tx_ep) |
1483 | return ERR_PTR(-ENODEV); | |
9bfa35fe | 1484 | |
047b2ec8 MH |
1485 | urb = usb_alloc_urb(0, GFP_KERNEL); |
1486 | if (!urb) | |
1487 | return ERR_PTR(-ENOMEM); | |
5e23b923 | 1488 | |
047b2ec8 | 1489 | pipe = usb_sndbulkpipe(data->udev, data->bulk_tx_ep->bEndpointAddress); |
5e23b923 | 1490 | |
047b2ec8 MH |
1491 | usb_fill_bulk_urb(urb, data->udev, pipe, |
1492 | skb->data, skb->len, btusb_tx_complete, skb); | |
5e23b923 | 1493 | |
89e7533d | 1494 | skb->dev = (void *)hdev; |
5e23b923 | 1495 | |
047b2ec8 MH |
1496 | return urb; |
1497 | } | |
9bfa35fe | 1498 | |
047b2ec8 MH |
1499 | static struct urb *alloc_isoc_urb(struct hci_dev *hdev, struct sk_buff *skb) |
1500 | { | |
1501 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1502 | struct urb *urb; | |
1503 | unsigned int pipe; | |
9bfa35fe | 1504 | |
047b2ec8 MH |
1505 | if (!data->isoc_tx_ep) |
1506 | return ERR_PTR(-ENODEV); | |
9bfa35fe | 1507 | |
047b2ec8 MH |
1508 | urb = usb_alloc_urb(BTUSB_MAX_ISOC_FRAMES, GFP_KERNEL); |
1509 | if (!urb) | |
1510 | return ERR_PTR(-ENOMEM); | |
9bfa35fe | 1511 | |
047b2ec8 | 1512 | pipe = usb_sndisocpipe(data->udev, data->isoc_tx_ep->bEndpointAddress); |
9bfa35fe | 1513 | |
047b2ec8 MH |
1514 | usb_fill_int_urb(urb, data->udev, pipe, |
1515 | skb->data, skb->len, btusb_isoc_tx_complete, | |
1516 | skb, data->isoc_tx_ep->bInterval); | |
9bfa35fe | 1517 | |
047b2ec8 | 1518 | urb->transfer_flags = URB_ISO_ASAP; |
5e23b923 | 1519 | |
baac6276 SN |
1520 | if (data->isoc_altsetting == 6) |
1521 | __fill_isoc_descriptor_msbc(urb, skb->len, | |
1522 | le16_to_cpu(data->isoc_tx_ep->wMaxPacketSize), | |
1523 | data); | |
1524 | else | |
1525 | __fill_isoc_descriptor(urb, skb->len, | |
1526 | le16_to_cpu(data->isoc_tx_ep->wMaxPacketSize)); | |
89e7533d | 1527 | skb->dev = (void *)hdev; |
047b2ec8 MH |
1528 | |
1529 | return urb; | |
1530 | } | |
1531 | ||
1532 | static int submit_tx_urb(struct hci_dev *hdev, struct urb *urb) | |
1533 | { | |
1534 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1535 | int err; | |
7bee549e | 1536 | |
5e23b923 MH |
1537 | usb_anchor_urb(urb, &data->tx_anchor); |
1538 | ||
e9753eff | 1539 | err = usb_submit_urb(urb, GFP_KERNEL); |
5e23b923 | 1540 | if (err < 0) { |
5a9b80e2 | 1541 | if (err != -EPERM && err != -ENODEV) |
2064ee33 MH |
1542 | bt_dev_err(hdev, "urb %p submission failed (%d)", |
1543 | urb, -err); | |
5e23b923 MH |
1544 | kfree(urb->setup_packet); |
1545 | usb_unanchor_urb(urb); | |
7bee549e ON |
1546 | } else { |
1547 | usb_mark_last_busy(data->udev); | |
5e23b923 MH |
1548 | } |
1549 | ||
54a8a79c | 1550 | usb_free_urb(urb); |
5e23b923 MH |
1551 | return err; |
1552 | } | |
1553 | ||
047b2ec8 MH |
1554 | static int submit_or_queue_tx_urb(struct hci_dev *hdev, struct urb *urb) |
1555 | { | |
1556 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1557 | unsigned long flags; | |
1558 | bool suspending; | |
1559 | ||
1560 | spin_lock_irqsave(&data->txlock, flags); | |
1561 | suspending = test_bit(BTUSB_SUSPENDING, &data->flags); | |
1562 | if (!suspending) | |
1563 | data->tx_in_flight++; | |
1564 | spin_unlock_irqrestore(&data->txlock, flags); | |
1565 | ||
1566 | if (!suspending) | |
1567 | return submit_tx_urb(hdev, urb); | |
1568 | ||
1569 | usb_anchor_urb(urb, &data->deferred); | |
1570 | schedule_work(&data->waker); | |
1571 | ||
1572 | usb_free_urb(urb); | |
1573 | return 0; | |
1574 | } | |
1575 | ||
1576 | static int btusb_send_frame(struct hci_dev *hdev, struct sk_buff *skb) | |
1577 | { | |
1578 | struct urb *urb; | |
1579 | ||
1580 | BT_DBG("%s", hdev->name); | |
1581 | ||
618e8bc2 | 1582 | switch (hci_skb_pkt_type(skb)) { |
047b2ec8 MH |
1583 | case HCI_COMMAND_PKT: |
1584 | urb = alloc_ctrl_urb(hdev, skb); | |
1585 | if (IS_ERR(urb)) | |
1586 | return PTR_ERR(urb); | |
1587 | ||
1588 | hdev->stat.cmd_tx++; | |
1589 | return submit_or_queue_tx_urb(hdev, urb); | |
1590 | ||
1591 | case HCI_ACLDATA_PKT: | |
1592 | urb = alloc_bulk_urb(hdev, skb); | |
1593 | if (IS_ERR(urb)) | |
1594 | return PTR_ERR(urb); | |
1595 | ||
1596 | hdev->stat.acl_tx++; | |
1597 | return submit_or_queue_tx_urb(hdev, urb); | |
1598 | ||
1599 | case HCI_SCODATA_PKT: | |
1600 | if (hci_conn_num(hdev, SCO_LINK) < 1) | |
1601 | return -ENODEV; | |
1602 | ||
1603 | urb = alloc_isoc_urb(hdev, skb); | |
1604 | if (IS_ERR(urb)) | |
1605 | return PTR_ERR(urb); | |
1606 | ||
1607 | hdev->stat.sco_tx++; | |
1608 | return submit_tx_urb(hdev, urb); | |
1609 | } | |
1610 | ||
1611 | return -EILSEQ; | |
1612 | } | |
1613 | ||
5e23b923 MH |
1614 | static void btusb_notify(struct hci_dev *hdev, unsigned int evt) |
1615 | { | |
155961e8 | 1616 | struct btusb_data *data = hci_get_drvdata(hdev); |
5e23b923 MH |
1617 | |
1618 | BT_DBG("%s evt %d", hdev->name, evt); | |
1619 | ||
014f7bc7 MH |
1620 | if (hci_conn_num(hdev, SCO_LINK) != data->sco_num) { |
1621 | data->sco_num = hci_conn_num(hdev, SCO_LINK); | |
baac6276 | 1622 | data->air_mode = evt; |
43c2e57f | 1623 | schedule_work(&data->work); |
a780efa8 | 1624 | } |
5e23b923 MH |
1625 | } |
1626 | ||
42b16b3f | 1627 | static inline int __set_isoc_interface(struct hci_dev *hdev, int altsetting) |
9bfa35fe | 1628 | { |
155961e8 | 1629 | struct btusb_data *data = hci_get_drvdata(hdev); |
9bfa35fe MH |
1630 | struct usb_interface *intf = data->isoc; |
1631 | struct usb_endpoint_descriptor *ep_desc; | |
1632 | int i, err; | |
1633 | ||
1634 | if (!data->isoc) | |
1635 | return -ENODEV; | |
1636 | ||
459232fc | 1637 | err = usb_set_interface(data->udev, data->isoc_ifnum, altsetting); |
9bfa35fe | 1638 | if (err < 0) { |
2064ee33 | 1639 | bt_dev_err(hdev, "setting interface failed (%d)", -err); |
9bfa35fe MH |
1640 | return err; |
1641 | } | |
1642 | ||
1643 | data->isoc_altsetting = altsetting; | |
1644 | ||
1645 | data->isoc_tx_ep = NULL; | |
1646 | data->isoc_rx_ep = NULL; | |
1647 | ||
1648 | for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++) { | |
1649 | ep_desc = &intf->cur_altsetting->endpoint[i].desc; | |
1650 | ||
1651 | if (!data->isoc_tx_ep && usb_endpoint_is_isoc_out(ep_desc)) { | |
1652 | data->isoc_tx_ep = ep_desc; | |
1653 | continue; | |
1654 | } | |
1655 | ||
1656 | if (!data->isoc_rx_ep && usb_endpoint_is_isoc_in(ep_desc)) { | |
1657 | data->isoc_rx_ep = ep_desc; | |
1658 | continue; | |
1659 | } | |
1660 | } | |
1661 | ||
1662 | if (!data->isoc_tx_ep || !data->isoc_rx_ep) { | |
2064ee33 | 1663 | bt_dev_err(hdev, "invalid SCO descriptors"); |
9bfa35fe MH |
1664 | return -ENODEV; |
1665 | } | |
1666 | ||
1667 | return 0; | |
1668 | } | |
1669 | ||
baac6276 SN |
1670 | static int btusb_switch_alt_setting(struct hci_dev *hdev, int new_alts) |
1671 | { | |
1672 | struct btusb_data *data = hci_get_drvdata(hdev); | |
1673 | int err; | |
1674 | ||
1675 | if (data->isoc_altsetting != new_alts) { | |
1676 | unsigned long flags; | |
1677 | ||
1678 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); | |
1679 | usb_kill_anchored_urbs(&data->isoc_anchor); | |
1680 | ||
1681 | /* When isochronous alternate setting needs to be | |
1682 | * changed, because SCO connection has been added | |
1683 | * or removed, a packet fragment may be left in the | |
1684 | * reassembling state. This could lead to wrongly | |
1685 | * assembled fragments. | |
1686 | * | |
1687 | * Clear outstanding fragment when selecting a new | |
1688 | * alternate setting. | |
1689 | */ | |
1690 | spin_lock_irqsave(&data->rxlock, flags); | |
1691 | kfree_skb(data->sco_skb); | |
1692 | data->sco_skb = NULL; | |
1693 | spin_unlock_irqrestore(&data->rxlock, flags); | |
1694 | ||
1695 | err = __set_isoc_interface(hdev, new_alts); | |
1696 | if (err < 0) | |
1697 | return err; | |
1698 | } | |
1699 | ||
1700 | if (!test_and_set_bit(BTUSB_ISOC_RUNNING, &data->flags)) { | |
1701 | if (btusb_submit_isoc_urb(hdev, GFP_KERNEL) < 0) | |
1702 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); | |
1703 | else | |
1704 | btusb_submit_isoc_urb(hdev, GFP_KERNEL); | |
1705 | } | |
1706 | ||
1707 | return 0; | |
1708 | } | |
1709 | ||
1710 | static struct usb_host_interface *btusb_find_altsetting(struct btusb_data *data, | |
1711 | int alt) | |
1712 | { | |
1713 | struct usb_interface *intf = data->isoc; | |
1714 | int i; | |
1715 | ||
1716 | BT_DBG("Looking for Alt no :%d", alt); | |
1717 | ||
fcd156ee SN |
1718 | if (!intf) |
1719 | return NULL; | |
1720 | ||
baac6276 SN |
1721 | for (i = 0; i < intf->num_altsetting; i++) { |
1722 | if (intf->altsetting[i].desc.bAlternateSetting == alt) | |
1723 | return &intf->altsetting[i]; | |
1724 | } | |
1725 | ||
1726 | return NULL; | |
1727 | } | |
1728 | ||
5e23b923 MH |
1729 | static void btusb_work(struct work_struct *work) |
1730 | { | |
1731 | struct btusb_data *data = container_of(work, struct btusb_data, work); | |
1732 | struct hci_dev *hdev = data->hdev; | |
baac6276 | 1733 | int new_alts = 0; |
7bee549e | 1734 | int err; |
5e23b923 | 1735 | |
014f7bc7 | 1736 | if (data->sco_num > 0) { |
08b8b6c4 | 1737 | if (!test_bit(BTUSB_DID_ISO_RESUME, &data->flags)) { |
8efdd0cd | 1738 | err = usb_autopm_get_interface(data->isoc ? data->isoc : data->intf); |
7bee549e ON |
1739 | if (err < 0) { |
1740 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); | |
1741 | usb_kill_anchored_urbs(&data->isoc_anchor); | |
1742 | return; | |
1743 | } | |
1744 | ||
08b8b6c4 | 1745 | set_bit(BTUSB_DID_ISO_RESUME, &data->flags); |
7bee549e | 1746 | } |
f4001d28 | 1747 | |
baac6276 SN |
1748 | if (data->air_mode == HCI_NOTIFY_ENABLE_SCO_CVSD) { |
1749 | if (hdev->voice_setting & 0x0020) { | |
1750 | static const int alts[3] = { 2, 4, 5 }; | |
f4001d28 | 1751 | |
baac6276 SN |
1752 | new_alts = alts[data->sco_num - 1]; |
1753 | } else { | |
1754 | new_alts = data->sco_num; | |
1755 | } | |
1756 | } else if (data->air_mode == HCI_NOTIFY_ENABLE_SCO_TRANSP) { | |
517b6933 TP |
1757 | /* Bluetooth USB spec recommends alt 6 (63 bytes), but |
1758 | * many adapters do not support it. Alt 1 appears to | |
1759 | * work for all adapters that do not have alt 6, and | |
1760 | * which work with WBS at all. | |
1761 | */ | |
1762 | new_alts = btusb_find_altsetting(data, 6) ? 6 : 1; | |
e848dbd3 HW |
1763 | /* Because mSBC frames do not need to be aligned to the |
1764 | * SCO packet boundary. If support the Alt 3, use the | |
1765 | * Alt 3 for HCI payload >= 60 Bytes let air packet | |
1766 | * data satisfy 60 bytes. | |
1767 | */ | |
1768 | if (new_alts == 1 && btusb_find_altsetting(data, 3)) | |
1769 | new_alts = 3; | |
9bfa35fe | 1770 | } |
baac6276 SN |
1771 | |
1772 | if (btusb_switch_alt_setting(hdev, new_alts) < 0) | |
1773 | bt_dev_err(hdev, "set USB alt:(%d) failed!", new_alts); | |
9bfa35fe MH |
1774 | } else { |
1775 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); | |
1776 | usb_kill_anchored_urbs(&data->isoc_anchor); | |
1777 | ||
1778 | __set_isoc_interface(hdev, 0); | |
08b8b6c4 | 1779 | if (test_and_clear_bit(BTUSB_DID_ISO_RESUME, &data->flags)) |
8efdd0cd | 1780 | usb_autopm_put_interface(data->isoc ? data->isoc : data->intf); |
5e23b923 MH |
1781 | } |
1782 | } | |
1783 | ||
7bee549e ON |
1784 | static void btusb_waker(struct work_struct *work) |
1785 | { | |
1786 | struct btusb_data *data = container_of(work, struct btusb_data, waker); | |
1787 | int err; | |
1788 | ||
1789 | err = usb_autopm_get_interface(data->intf); | |
1790 | if (err < 0) | |
1791 | return; | |
1792 | ||
1793 | usb_autopm_put_interface(data->intf); | |
1794 | } | |
1795 | ||
9f8f962c MH |
1796 | static int btusb_setup_bcm92035(struct hci_dev *hdev) |
1797 | { | |
1798 | struct sk_buff *skb; | |
1799 | u8 val = 0x00; | |
1800 | ||
1801 | BT_DBG("%s", hdev->name); | |
1802 | ||
1803 | skb = __hci_cmd_sync(hdev, 0xfc3b, 1, &val, HCI_INIT_TIMEOUT); | |
1804 | if (IS_ERR(skb)) | |
2064ee33 | 1805 | bt_dev_err(hdev, "BCM92035 command failed (%ld)", PTR_ERR(skb)); |
9f8f962c MH |
1806 | else |
1807 | kfree_skb(skb); | |
1808 | ||
1809 | return 0; | |
1810 | } | |
1811 | ||
81cac64b MH |
1812 | static int btusb_setup_csr(struct hci_dev *hdev) |
1813 | { | |
d74e0ae7 HG |
1814 | struct btusb_data *data = hci_get_drvdata(hdev); |
1815 | u16 bcdDevice = le16_to_cpu(data->udev->descriptor.bcdDevice); | |
81cac64b MH |
1816 | struct hci_rp_read_local_version *rp; |
1817 | struct sk_buff *skb; | |
cde1a8a9 | 1818 | bool is_fake = false; |
0671c066 | 1819 | int ret; |
81cac64b MH |
1820 | |
1821 | BT_DBG("%s", hdev->name); | |
1822 | ||
7cd84d72 MH |
1823 | skb = __hci_cmd_sync(hdev, HCI_OP_READ_LOCAL_VERSION, 0, NULL, |
1824 | HCI_INIT_TIMEOUT); | |
1825 | if (IS_ERR(skb)) { | |
1826 | int err = PTR_ERR(skb); | |
2064ee33 | 1827 | bt_dev_err(hdev, "CSR: Local version failed (%d)", err); |
7cd84d72 MH |
1828 | return err; |
1829 | } | |
1830 | ||
1831 | if (skb->len != sizeof(struct hci_rp_read_local_version)) { | |
2064ee33 | 1832 | bt_dev_err(hdev, "CSR: Local version length mismatch"); |
7cd84d72 MH |
1833 | kfree_skb(skb); |
1834 | return -EIO; | |
1835 | } | |
81cac64b | 1836 | |
89e7533d | 1837 | rp = (struct hci_rp_read_local_version *)skb->data; |
81cac64b | 1838 | |
cde1a8a9 IFM |
1839 | /* Detect a wide host of Chinese controllers that aren't CSR. |
1840 | * | |
1841 | * Known fake bcdDevices: 0x0100, 0x0134, 0x1915, 0x2520, 0x7558, 0x8891 | |
1842 | * | |
1843 | * The main thing they have in common is that these are really popular low-cost | |
1844 | * options that support newer Bluetooth versions but rely on heavy VID/PID | |
1845 | * squatting of this poor old Bluetooth 1.1 device. Even sold as such. | |
1846 | * | |
1847 | * We detect actual CSR devices by checking that the HCI manufacturer code | |
1848 | * is Cambridge Silicon Radio (10) and ensuring that LMP sub-version and | |
1849 | * HCI rev values always match. As they both store the firmware number. | |
1850 | */ | |
6cafcd95 | 1851 | if (le16_to_cpu(rp->manufacturer) != 10 || |
cde1a8a9 IFM |
1852 | le16_to_cpu(rp->hci_rev) != le16_to_cpu(rp->lmp_subver)) |
1853 | is_fake = true; | |
1854 | ||
1855 | /* Known legit CSR firmware build numbers and their supported BT versions: | |
1856 | * - 1.1 (0x1) -> 0x0073, 0x020d, 0x033c, 0x034e | |
1857 | * - 1.2 (0x2) -> 0x04d9, 0x0529 | |
1858 | * - 2.0 (0x3) -> 0x07a6, 0x07ad, 0x0c5c | |
1859 | * - 2.1 (0x4) -> 0x149c, 0x1735, 0x1899 (0x1899 is a BlueCore4-External) | |
1860 | * - 4.0 (0x6) -> 0x1d86, 0x2031, 0x22bb | |
1861 | * | |
1862 | * e.g. Real CSR dongles with LMP subversion 0x73 are old enough that | |
1863 | * support BT 1.1 only; so it's a dead giveaway when some | |
1864 | * third-party BT 4.0 dongle reuses it. | |
1865 | */ | |
1866 | else if (le16_to_cpu(rp->lmp_subver) <= 0x034e && | |
1867 | le16_to_cpu(rp->hci_ver) > BLUETOOTH_VER_1_1) | |
1868 | is_fake = true; | |
1869 | ||
1870 | else if (le16_to_cpu(rp->lmp_subver) <= 0x0529 && | |
1871 | le16_to_cpu(rp->hci_ver) > BLUETOOTH_VER_1_2) | |
1872 | is_fake = true; | |
1873 | ||
1874 | else if (le16_to_cpu(rp->lmp_subver) <= 0x0c5c && | |
1875 | le16_to_cpu(rp->hci_ver) > BLUETOOTH_VER_2_0) | |
1876 | is_fake = true; | |
1877 | ||
1878 | else if (le16_to_cpu(rp->lmp_subver) <= 0x1899 && | |
1879 | le16_to_cpu(rp->hci_ver) > BLUETOOTH_VER_2_1) | |
1880 | is_fake = true; | |
1881 | ||
1882 | else if (le16_to_cpu(rp->lmp_subver) <= 0x22bb && | |
1883 | le16_to_cpu(rp->hci_ver) > BLUETOOTH_VER_4_0) | |
1884 | is_fake = true; | |
1885 | ||
d74e0ae7 HG |
1886 | /* Other clones which beat all the above checks */ |
1887 | else if (bcdDevice == 0x0134 && | |
1888 | le16_to_cpu(rp->lmp_subver) == 0x0c5c && | |
1889 | le16_to_cpu(rp->hci_ver) == BLUETOOTH_VER_2_0) | |
1890 | is_fake = true; | |
1891 | ||
cde1a8a9 IFM |
1892 | if (is_fake) { |
1893 | bt_dev_warn(hdev, "CSR: Unbranded CSR clone detected; adding workarounds..."); | |
1894 | ||
1895 | /* Generally these clones have big discrepancies between | |
1896 | * advertised features and what's actually supported. | |
1897 | * Probably will need to be expanded in the future; | |
1898 | * without these the controller will lock up. | |
1899 | */ | |
1900 | set_bit(HCI_QUIRK_BROKEN_STORED_LINK_KEY, &hdev->quirks); | |
1901 | set_bit(HCI_QUIRK_BROKEN_ERR_DATA_REPORTING, &hdev->quirks); | |
1902 | ||
9641d343 MH |
1903 | /* Clear the reset quirk since this is not an actual |
1904 | * early Bluetooth 1.1 device from CSR. | |
1905 | */ | |
1906 | clear_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); | |
cde1a8a9 | 1907 | clear_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks); |
0671c066 HG |
1908 | |
1909 | /* | |
1910 | * Special workaround for clones with a Barrot 8041a02 chip, | |
1911 | * these clones are really messed-up: | |
1912 | * 1. Their bulk rx endpoint will never report any data unless | |
1913 | * the device was suspended at least once (yes really). | |
1914 | * 2. They will not wakeup when autosuspended and receiving data | |
1915 | * on their bulk rx endpoint from e.g. a keyboard or mouse | |
1916 | * (IOW remote-wakeup support is broken for the bulk endpoint). | |
1917 | * | |
1918 | * To fix 1. enable runtime-suspend, force-suspend the | |
1919 | * hci and then wake-it up by disabling runtime-suspend. | |
1920 | * | |
1921 | * To fix 2. clear the hci's can_wake flag, this way the hci | |
1922 | * will still be autosuspended when it is not open. | |
1923 | */ | |
1924 | if (bcdDevice == 0x8891 && | |
1925 | le16_to_cpu(rp->lmp_subver) == 0x1012 && | |
1926 | le16_to_cpu(rp->hci_rev) == 0x0810 && | |
1927 | le16_to_cpu(rp->hci_ver) == BLUETOOTH_VER_4_0) { | |
d84fc2c9 | 1928 | bt_dev_warn(hdev, "CSR: detected a fake CSR dongle using a Barrot 8041a02 chip, this chip is very buggy and may have issues"); |
0671c066 HG |
1929 | |
1930 | pm_runtime_allow(&data->udev->dev); | |
1931 | ||
1932 | ret = pm_runtime_suspend(&data->udev->dev); | |
1933 | if (ret >= 0) | |
1934 | msleep(200); | |
1935 | else | |
d84fc2c9 | 1936 | bt_dev_err(hdev, "Failed to suspend the device for Barrot 8041a02 receive-issue workaround"); |
0671c066 HG |
1937 | |
1938 | pm_runtime_forbid(&data->udev->dev); | |
1939 | ||
1940 | device_set_wakeup_capable(&data->udev->dev, false); | |
1941 | /* Re-enable autosuspend if this was requested */ | |
1942 | if (enable_autosuspend) | |
1943 | usb_enable_autosuspend(data->udev); | |
1944 | } | |
9641d343 | 1945 | } |
81cac64b MH |
1946 | |
1947 | kfree_skb(skb); | |
1948 | ||
9641d343 | 1949 | return 0; |
81cac64b MH |
1950 | } |
1951 | ||
dffd30ee | 1952 | static const struct firmware *btusb_setup_intel_get_fw(struct hci_dev *hdev, |
89e7533d | 1953 | struct intel_version *ver) |
dffd30ee THJA |
1954 | { |
1955 | const struct firmware *fw; | |
1956 | char fwname[64]; | |
1957 | int ret; | |
1958 | ||
1959 | snprintf(fwname, sizeof(fwname), | |
1960 | "intel/ibt-hw-%x.%x.%x-fw-%x.%x.%x.%x.%x.bseq", | |
1961 | ver->hw_platform, ver->hw_variant, ver->hw_revision, | |
1962 | ver->fw_variant, ver->fw_revision, ver->fw_build_num, | |
1963 | ver->fw_build_ww, ver->fw_build_yy); | |
1964 | ||
1965 | ret = request_firmware(&fw, fwname, &hdev->dev); | |
1966 | if (ret < 0) { | |
1967 | if (ret == -EINVAL) { | |
85418fef MH |
1968 | bt_dev_err(hdev, "Intel firmware file request failed (%d)", |
1969 | ret); | |
dffd30ee THJA |
1970 | return NULL; |
1971 | } | |
1972 | ||
85418fef MH |
1973 | bt_dev_err(hdev, "failed to open Intel firmware file: %s (%d)", |
1974 | fwname, ret); | |
dffd30ee THJA |
1975 | |
1976 | /* If the correct firmware patch file is not found, use the | |
1977 | * default firmware patch file instead | |
1978 | */ | |
1979 | snprintf(fwname, sizeof(fwname), "intel/ibt-hw-%x.%x.bseq", | |
1980 | ver->hw_platform, ver->hw_variant); | |
1981 | if (request_firmware(&fw, fwname, &hdev->dev) < 0) { | |
85418fef MH |
1982 | bt_dev_err(hdev, "failed to open default fw file: %s", |
1983 | fwname); | |
dffd30ee THJA |
1984 | return NULL; |
1985 | } | |
1986 | } | |
1987 | ||
2064ee33 | 1988 | bt_dev_info(hdev, "Intel Bluetooth firmware file: %s", fwname); |
dffd30ee THJA |
1989 | |
1990 | return fw; | |
1991 | } | |
1992 | ||
1993 | static int btusb_setup_intel_patching(struct hci_dev *hdev, | |
1994 | const struct firmware *fw, | |
1995 | const u8 **fw_ptr, int *disable_patch) | |
1996 | { | |
1997 | struct sk_buff *skb; | |
1998 | struct hci_command_hdr *cmd; | |
1999 | const u8 *cmd_param; | |
2000 | struct hci_event_hdr *evt = NULL; | |
2001 | const u8 *evt_param = NULL; | |
2002 | int remain = fw->size - (*fw_ptr - fw->data); | |
2003 | ||
2004 | /* The first byte indicates the types of the patch command or event. | |
2005 | * 0x01 means HCI command and 0x02 is HCI event. If the first bytes | |
2006 | * in the current firmware buffer doesn't start with 0x01 or | |
2007 | * the size of remain buffer is smaller than HCI command header, | |
2008 | * the firmware file is corrupted and it should stop the patching | |
2009 | * process. | |
2010 | */ | |
2011 | if (remain > HCI_COMMAND_HDR_SIZE && *fw_ptr[0] != 0x01) { | |
85418fef | 2012 | bt_dev_err(hdev, "Intel fw corrupted: invalid cmd read"); |
dffd30ee THJA |
2013 | return -EINVAL; |
2014 | } | |
2015 | (*fw_ptr)++; | |
2016 | remain--; | |
2017 | ||
2018 | cmd = (struct hci_command_hdr *)(*fw_ptr); | |
2019 | *fw_ptr += sizeof(*cmd); | |
2020 | remain -= sizeof(*cmd); | |
2021 | ||
2022 | /* Ensure that the remain firmware data is long enough than the length | |
2023 | * of command parameter. If not, the firmware file is corrupted. | |
2024 | */ | |
2025 | if (remain < cmd->plen) { | |
85418fef | 2026 | bt_dev_err(hdev, "Intel fw corrupted: invalid cmd len"); |
dffd30ee THJA |
2027 | return -EFAULT; |
2028 | } | |
2029 | ||
2030 | /* If there is a command that loads a patch in the firmware | |
2031 | * file, then enable the patch upon success, otherwise just | |
2032 | * disable the manufacturer mode, for example patch activation | |
2033 | * is not required when the default firmware patch file is used | |
2034 | * because there are no patch data to load. | |
2035 | */ | |
2036 | if (*disable_patch && le16_to_cpu(cmd->opcode) == 0xfc8e) | |
2037 | *disable_patch = 0; | |
2038 | ||
2039 | cmd_param = *fw_ptr; | |
2040 | *fw_ptr += cmd->plen; | |
2041 | remain -= cmd->plen; | |
2042 | ||
2043 | /* This reads the expected events when the above command is sent to the | |
2044 | * device. Some vendor commands expects more than one events, for | |
2045 | * example command status event followed by vendor specific event. | |
2046 | * For this case, it only keeps the last expected event. so the command | |
2047 | * can be sent with __hci_cmd_sync_ev() which returns the sk_buff of | |
2048 | * last expected event. | |
2049 | */ | |
2050 | while (remain > HCI_EVENT_HDR_SIZE && *fw_ptr[0] == 0x02) { | |
2051 | (*fw_ptr)++; | |
2052 | remain--; | |
2053 | ||
2054 | evt = (struct hci_event_hdr *)(*fw_ptr); | |
2055 | *fw_ptr += sizeof(*evt); | |
2056 | remain -= sizeof(*evt); | |
2057 | ||
2058 | if (remain < evt->plen) { | |
85418fef | 2059 | bt_dev_err(hdev, "Intel fw corrupted: invalid evt len"); |
dffd30ee THJA |
2060 | return -EFAULT; |
2061 | } | |
2062 | ||
2063 | evt_param = *fw_ptr; | |
2064 | *fw_ptr += evt->plen; | |
2065 | remain -= evt->plen; | |
2066 | } | |
2067 | ||
2068 | /* Every HCI commands in the firmware file has its correspond event. | |
2069 | * If event is not found or remain is smaller than zero, the firmware | |
2070 | * file is corrupted. | |
2071 | */ | |
2072 | if (!evt || !evt_param || remain < 0) { | |
85418fef | 2073 | bt_dev_err(hdev, "Intel fw corrupted: invalid evt read"); |
dffd30ee THJA |
2074 | return -EFAULT; |
2075 | } | |
2076 | ||
2077 | skb = __hci_cmd_sync_ev(hdev, le16_to_cpu(cmd->opcode), cmd->plen, | |
2078 | cmd_param, evt->evt, HCI_INIT_TIMEOUT); | |
2079 | if (IS_ERR(skb)) { | |
85418fef MH |
2080 | bt_dev_err(hdev, "sending Intel patch command (0x%4.4x) failed (%ld)", |
2081 | cmd->opcode, PTR_ERR(skb)); | |
d9c78e97 | 2082 | return PTR_ERR(skb); |
dffd30ee THJA |
2083 | } |
2084 | ||
2085 | /* It ensures that the returned event matches the event data read from | |
2086 | * the firmware file. At fist, it checks the length and then | |
2087 | * the contents of the event. | |
2088 | */ | |
2089 | if (skb->len != evt->plen) { | |
85418fef MH |
2090 | bt_dev_err(hdev, "mismatch event length (opcode 0x%4.4x)", |
2091 | le16_to_cpu(cmd->opcode)); | |
dffd30ee THJA |
2092 | kfree_skb(skb); |
2093 | return -EFAULT; | |
2094 | } | |
2095 | ||
2096 | if (memcmp(skb->data, evt_param, evt->plen)) { | |
85418fef MH |
2097 | bt_dev_err(hdev, "mismatch event parameter (opcode 0x%4.4x)", |
2098 | le16_to_cpu(cmd->opcode)); | |
dffd30ee THJA |
2099 | kfree_skb(skb); |
2100 | return -EFAULT; | |
2101 | } | |
2102 | kfree_skb(skb); | |
2103 | ||
2104 | return 0; | |
2105 | } | |
2106 | ||
2107 | static int btusb_setup_intel(struct hci_dev *hdev) | |
2108 | { | |
2109 | struct sk_buff *skb; | |
2110 | const struct firmware *fw; | |
2111 | const u8 *fw_ptr; | |
28dc4b92 | 2112 | int disable_patch, err; |
6c483de1 | 2113 | struct intel_version ver; |
dffd30ee | 2114 | |
dffd30ee THJA |
2115 | BT_DBG("%s", hdev->name); |
2116 | ||
2117 | /* The controller has a bug with the first HCI command sent to it | |
2118 | * returning number of completed commands as zero. This would stall the | |
2119 | * command processing in the Bluetooth core. | |
2120 | * | |
2121 | * As a workaround, send HCI Reset command first which will reset the | |
2122 | * number of completed commands and allow normal command processing | |
2123 | * from now on. | |
2124 | */ | |
2125 | skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT); | |
2126 | if (IS_ERR(skb)) { | |
85418fef MH |
2127 | bt_dev_err(hdev, "sending initial HCI reset command failed (%ld)", |
2128 | PTR_ERR(skb)); | |
d9c78e97 | 2129 | return PTR_ERR(skb); |
dffd30ee THJA |
2130 | } |
2131 | kfree_skb(skb); | |
2132 | ||
2133 | /* Read Intel specific controller version first to allow selection of | |
2134 | * which firmware file to load. | |
2135 | * | |
2136 | * The returned information are hardware variant and revision plus | |
2137 | * firmware variant, revision and build number. | |
2138 | */ | |
6c483de1 LP |
2139 | err = btintel_read_version(hdev, &ver); |
2140 | if (err) | |
2141 | return err; | |
dffd30ee | 2142 | |
2064ee33 MH |
2143 | bt_dev_info(hdev, "read Intel version: %02x%02x%02x%02x%02x%02x%02x%02x%02x", |
2144 | ver.hw_platform, ver.hw_variant, ver.hw_revision, | |
2145 | ver.fw_variant, ver.fw_revision, ver.fw_build_num, | |
2146 | ver.fw_build_ww, ver.fw_build_yy, ver.fw_patch_num); | |
dffd30ee THJA |
2147 | |
2148 | /* fw_patch_num indicates the version of patch the device currently | |
2149 | * have. If there is no patch data in the device, it is always 0x00. | |
5075edae | 2150 | * So, if it is other than 0x00, no need to patch the device again. |
dffd30ee | 2151 | */ |
6c483de1 | 2152 | if (ver.fw_patch_num) { |
2064ee33 MH |
2153 | bt_dev_info(hdev, "Intel device is already patched. " |
2154 | "patch num: %02x", ver.fw_patch_num); | |
213445b2 | 2155 | goto complete; |
dffd30ee THJA |
2156 | } |
2157 | ||
2158 | /* Opens the firmware patch file based on the firmware version read | |
2159 | * from the controller. If it fails to open the matching firmware | |
2160 | * patch file, it tries to open the default firmware patch file. | |
2161 | * If no patch file is found, allow the device to operate without | |
2162 | * a patch. | |
2163 | */ | |
6c483de1 LP |
2164 | fw = btusb_setup_intel_get_fw(hdev, &ver); |
2165 | if (!fw) | |
213445b2 | 2166 | goto complete; |
dffd30ee THJA |
2167 | fw_ptr = fw->data; |
2168 | ||
28dc4b92 | 2169 | /* Enable the manufacturer mode of the controller. |
dffd30ee THJA |
2170 | * Only while this mode is enabled, the driver can download the |
2171 | * firmware patch data and configuration parameters. | |
2172 | */ | |
28dc4b92 LP |
2173 | err = btintel_enter_mfg(hdev); |
2174 | if (err) { | |
dffd30ee | 2175 | release_firmware(fw); |
28dc4b92 | 2176 | return err; |
dffd30ee THJA |
2177 | } |
2178 | ||
dffd30ee THJA |
2179 | disable_patch = 1; |
2180 | ||
2181 | /* The firmware data file consists of list of Intel specific HCI | |
2182 | * commands and its expected events. The first byte indicates the | |
2183 | * type of the message, either HCI command or HCI event. | |
2184 | * | |
2185 | * It reads the command and its expected event from the firmware file, | |
2186 | * and send to the controller. Once __hci_cmd_sync_ev() returns, | |
2187 | * the returned event is compared with the event read from the firmware | |
2188 | * file and it will continue until all the messages are downloaded to | |
2189 | * the controller. | |
2190 | * | |
2191 | * Once the firmware patching is completed successfully, | |
2192 | * the manufacturer mode is disabled with reset and activating the | |
2193 | * downloaded patch. | |
2194 | * | |
2195 | * If the firmware patching fails, the manufacturer mode is | |
2196 | * disabled with reset and deactivating the patch. | |
2197 | * | |
2198 | * If the default patch file is used, no reset is done when disabling | |
2199 | * the manufacturer. | |
2200 | */ | |
2201 | while (fw->size > fw_ptr - fw->data) { | |
2202 | int ret; | |
2203 | ||
2204 | ret = btusb_setup_intel_patching(hdev, fw, &fw_ptr, | |
2205 | &disable_patch); | |
2206 | if (ret < 0) | |
2207 | goto exit_mfg_deactivate; | |
2208 | } | |
2209 | ||
2210 | release_firmware(fw); | |
2211 | ||
2212 | if (disable_patch) | |
2213 | goto exit_mfg_disable; | |
2214 | ||
2215 | /* Patching completed successfully and disable the manufacturer mode | |
2216 | * with reset and activate the downloaded firmware patches. | |
2217 | */ | |
28dc4b92 LP |
2218 | err = btintel_exit_mfg(hdev, true, true); |
2219 | if (err) | |
2220 | return err; | |
dffd30ee | 2221 | |
905d7b13 SG |
2222 | /* Need build number for downloaded fw patches in |
2223 | * every power-on boot | |
2224 | */ | |
2225 | err = btintel_read_version(hdev, &ver); | |
2226 | if (err) | |
2227 | return err; | |
2228 | bt_dev_info(hdev, "Intel BT fw patch 0x%02x completed & activated", | |
2229 | ver.fw_patch_num); | |
dffd30ee | 2230 | |
213445b2 | 2231 | goto complete; |
dffd30ee THJA |
2232 | |
2233 | exit_mfg_disable: | |
2234 | /* Disable the manufacturer mode without reset */ | |
28dc4b92 LP |
2235 | err = btintel_exit_mfg(hdev, false, false); |
2236 | if (err) | |
2237 | return err; | |
dffd30ee | 2238 | |
2064ee33 | 2239 | bt_dev_info(hdev, "Intel firmware patch completed"); |
40cb0984 | 2240 | |
213445b2 | 2241 | goto complete; |
dffd30ee THJA |
2242 | |
2243 | exit_mfg_deactivate: | |
2244 | release_firmware(fw); | |
2245 | ||
2246 | /* Patching failed. Disable the manufacturer mode with reset and | |
2247 | * deactivate the downloaded firmware patches. | |
2248 | */ | |
28dc4b92 LP |
2249 | err = btintel_exit_mfg(hdev, true, false); |
2250 | if (err) | |
2251 | return err; | |
dffd30ee | 2252 | |
2064ee33 | 2253 | bt_dev_info(hdev, "Intel firmware patch completed and deactivated"); |
dffd30ee | 2254 | |
213445b2 MH |
2255 | complete: |
2256 | /* Set the event mask for Intel specific vendor events. This enables | |
2257 | * a few extra events that are useful during general operation. | |
2258 | */ | |
2259 | btintel_set_event_mask_mfg(hdev, false); | |
2260 | ||
4185a0f5 | 2261 | btintel_check_bdaddr(hdev); |
dffd30ee THJA |
2262 | return 0; |
2263 | } | |
2264 | ||
cda0dd78 MH |
2265 | static int inject_cmd_complete(struct hci_dev *hdev, __u16 opcode) |
2266 | { | |
2267 | struct sk_buff *skb; | |
2268 | struct hci_event_hdr *hdr; | |
2269 | struct hci_ev_cmd_complete *evt; | |
2270 | ||
cf07e341 | 2271 | skb = bt_skb_alloc(sizeof(*hdr) + sizeof(*evt) + 1, GFP_KERNEL); |
cda0dd78 MH |
2272 | if (!skb) |
2273 | return -ENOMEM; | |
2274 | ||
4df864c1 | 2275 | hdr = skb_put(skb, sizeof(*hdr)); |
cda0dd78 MH |
2276 | hdr->evt = HCI_EV_CMD_COMPLETE; |
2277 | hdr->plen = sizeof(*evt) + 1; | |
2278 | ||
4df864c1 | 2279 | evt = skb_put(skb, sizeof(*evt)); |
cda0dd78 MH |
2280 | evt->ncmd = 0x01; |
2281 | evt->opcode = cpu_to_le16(opcode); | |
2282 | ||
634fef61 | 2283 | skb_put_u8(skb, 0x00); |
cda0dd78 | 2284 | |
618e8bc2 | 2285 | hci_skb_pkt_type(skb) = HCI_EVENT_PKT; |
cda0dd78 MH |
2286 | |
2287 | return hci_recv_frame(hdev, skb); | |
2288 | } | |
2289 | ||
2290 | static int btusb_recv_bulk_intel(struct btusb_data *data, void *buffer, | |
2291 | int count) | |
2292 | { | |
2293 | /* When the device is in bootloader mode, then it can send | |
2294 | * events via the bulk endpoint. These events are treated the | |
2295 | * same way as the ones received from the interrupt endpoint. | |
2296 | */ | |
2297 | if (test_bit(BTUSB_BOOTLOADER, &data->flags)) | |
2298 | return btusb_recv_intr(data, buffer, count); | |
2299 | ||
2300 | return btusb_recv_bulk(data, buffer, count); | |
2301 | } | |
2302 | ||
ccd6da2a MH |
2303 | static void btusb_intel_bootup(struct btusb_data *data, const void *ptr, |
2304 | unsigned int len) | |
2305 | { | |
2306 | const struct intel_bootup *evt = ptr; | |
2307 | ||
2308 | if (len != sizeof(*evt)) | |
2309 | return; | |
2310 | ||
dff6d593 | 2311 | if (test_and_clear_bit(BTUSB_BOOTING, &data->flags)) |
ccd6da2a | 2312 | wake_up_bit(&data->flags, BTUSB_BOOTING); |
ccd6da2a MH |
2313 | } |
2314 | ||
2315 | static void btusb_intel_secure_send_result(struct btusb_data *data, | |
2316 | const void *ptr, unsigned int len) | |
2317 | { | |
2318 | const struct intel_secure_send_result *evt = ptr; | |
2319 | ||
2320 | if (len != sizeof(*evt)) | |
2321 | return; | |
2322 | ||
2323 | if (evt->result) | |
2324 | set_bit(BTUSB_FIRMWARE_FAILED, &data->flags); | |
2325 | ||
2326 | if (test_and_clear_bit(BTUSB_DOWNLOADING, &data->flags) && | |
dff6d593 | 2327 | test_bit(BTUSB_FIRMWARE_LOADED, &data->flags)) |
ccd6da2a | 2328 | wake_up_bit(&data->flags, BTUSB_DOWNLOADING); |
ccd6da2a MH |
2329 | } |
2330 | ||
cda0dd78 MH |
2331 | static int btusb_recv_event_intel(struct hci_dev *hdev, struct sk_buff *skb) |
2332 | { | |
2333 | struct btusb_data *data = hci_get_drvdata(hdev); | |
2334 | ||
2335 | if (test_bit(BTUSB_BOOTLOADER, &data->flags)) { | |
2336 | struct hci_event_hdr *hdr = (void *)skb->data; | |
2337 | ||
ccd6da2a MH |
2338 | if (skb->len > HCI_EVENT_HDR_SIZE && hdr->evt == 0xff && |
2339 | hdr->plen > 0) { | |
2340 | const void *ptr = skb->data + HCI_EVENT_HDR_SIZE + 1; | |
2341 | unsigned int len = skb->len - HCI_EVENT_HDR_SIZE - 1; | |
2342 | ||
2343 | switch (skb->data[2]) { | |
2344 | case 0x02: | |
2345 | /* When switching to the operational firmware | |
2346 | * the device sends a vendor specific event | |
2347 | * indicating that the bootup completed. | |
2348 | */ | |
2349 | btusb_intel_bootup(data, ptr, len); | |
2350 | break; | |
2351 | case 0x06: | |
2352 | /* When the firmware loading completes the | |
2353 | * device sends out a vendor specific event | |
2354 | * indicating the result of the firmware | |
2355 | * loading. | |
2356 | */ | |
2357 | btusb_intel_secure_send_result(data, ptr, len); | |
2358 | break; | |
fad70972 | 2359 | } |
cda0dd78 MH |
2360 | } |
2361 | } | |
2362 | ||
2363 | return hci_recv_frame(hdev, skb); | |
2364 | } | |
2365 | ||
2366 | static int btusb_send_frame_intel(struct hci_dev *hdev, struct sk_buff *skb) | |
2367 | { | |
2368 | struct btusb_data *data = hci_get_drvdata(hdev); | |
2369 | struct urb *urb; | |
2370 | ||
2371 | BT_DBG("%s", hdev->name); | |
2372 | ||
618e8bc2 | 2373 | switch (hci_skb_pkt_type(skb)) { |
cda0dd78 MH |
2374 | case HCI_COMMAND_PKT: |
2375 | if (test_bit(BTUSB_BOOTLOADER, &data->flags)) { | |
2376 | struct hci_command_hdr *cmd = (void *)skb->data; | |
2377 | __u16 opcode = le16_to_cpu(cmd->opcode); | |
2378 | ||
2379 | /* When in bootloader mode and the command 0xfc09 | |
2380 | * is received, it needs to be send down the | |
2381 | * bulk endpoint. So allocate a bulk URB instead. | |
2382 | */ | |
2383 | if (opcode == 0xfc09) | |
2384 | urb = alloc_bulk_urb(hdev, skb); | |
2385 | else | |
2386 | urb = alloc_ctrl_urb(hdev, skb); | |
2387 | ||
2388 | /* When the 0xfc01 command is issued to boot into | |
2389 | * the operational firmware, it will actually not | |
2390 | * send a command complete event. To keep the flow | |
2391 | * control working inject that event here. | |
2392 | */ | |
2393 | if (opcode == 0xfc01) | |
2394 | inject_cmd_complete(hdev, opcode); | |
2395 | } else { | |
2396 | urb = alloc_ctrl_urb(hdev, skb); | |
2397 | } | |
2398 | if (IS_ERR(urb)) | |
2399 | return PTR_ERR(urb); | |
2400 | ||
2401 | hdev->stat.cmd_tx++; | |
2402 | return submit_or_queue_tx_urb(hdev, urb); | |
2403 | ||
2404 | case HCI_ACLDATA_PKT: | |
2405 | urb = alloc_bulk_urb(hdev, skb); | |
2406 | if (IS_ERR(urb)) | |
2407 | return PTR_ERR(urb); | |
2408 | ||
2409 | hdev->stat.acl_tx++; | |
2410 | return submit_or_queue_tx_urb(hdev, urb); | |
2411 | ||
2412 | case HCI_SCODATA_PKT: | |
2413 | if (hci_conn_num(hdev, SCO_LINK) < 1) | |
2414 | return -ENODEV; | |
2415 | ||
2416 | urb = alloc_isoc_urb(hdev, skb); | |
2417 | if (IS_ERR(urb)) | |
2418 | return PTR_ERR(urb); | |
2419 | ||
2420 | hdev->stat.sco_tx++; | |
2421 | return submit_tx_urb(hdev, urb); | |
2422 | } | |
2423 | ||
2424 | return -EILSEQ; | |
2425 | } | |
2426 | ||
9b16bfbf | 2427 | static int btusb_setup_intel_new_get_fw_name(struct intel_version *ver, |
2da711bc RH |
2428 | struct intel_boot_params *params, |
2429 | char *fw_name, size_t len, | |
2430 | const char *suffix) | |
2431 | { | |
2432 | switch (ver->hw_variant) { | |
2433 | case 0x0b: /* SfP */ | |
2434 | case 0x0c: /* WsP */ | |
2435 | snprintf(fw_name, len, "intel/ibt-%u-%u.%s", | |
2436 | le16_to_cpu(ver->hw_variant), | |
2437 | le16_to_cpu(params->dev_revid), | |
2438 | suffix); | |
2439 | break; | |
2440 | case 0x11: /* JfP */ | |
2441 | case 0x12: /* ThP */ | |
2442 | case 0x13: /* HrP */ | |
2443 | case 0x14: /* CcP */ | |
2444 | snprintf(fw_name, len, "intel/ibt-%u-%u-%u.%s", | |
2445 | le16_to_cpu(ver->hw_variant), | |
2446 | le16_to_cpu(ver->hw_revision), | |
2447 | le16_to_cpu(ver->fw_revision), | |
2448 | suffix); | |
2449 | break; | |
2450 | default: | |
9b16bfbf | 2451 | return -EINVAL; |
2da711bc | 2452 | } |
9b16bfbf LAD |
2453 | |
2454 | return 0; | |
2da711bc RH |
2455 | } |
2456 | ||
9a93b8b8 K |
2457 | static void btusb_setup_intel_newgen_get_fw_name(const struct intel_version_tlv *ver_tlv, |
2458 | char *fw_name, size_t len, | |
2459 | const char *suffix) | |
2460 | { | |
2461 | /* The firmware file name for new generation controllers will be | |
2462 | * ibt-<cnvi_top type+cnvi_top step>-<cnvr_top type+cnvr_top step> | |
2463 | */ | |
2464 | snprintf(fw_name, len, "intel/ibt-%04x-%04x.%s", | |
2465 | INTEL_CNVX_TOP_PACK_SWAB(INTEL_CNVX_TOP_TYPE(ver_tlv->cnvi_top), | |
2466 | INTEL_CNVX_TOP_STEP(ver_tlv->cnvi_top)), | |
2467 | INTEL_CNVX_TOP_PACK_SWAB(INTEL_CNVX_TOP_TYPE(ver_tlv->cnvr_top), | |
2468 | INTEL_CNVX_TOP_STEP(ver_tlv->cnvr_top)), | |
2469 | suffix); | |
2470 | } | |
2471 | ||
21e31c65 LAD |
2472 | static int btusb_download_wait(struct hci_dev *hdev, ktime_t calltime, int msec) |
2473 | { | |
2474 | struct btusb_data *data = hci_get_drvdata(hdev); | |
2475 | ktime_t delta, rettime; | |
2476 | unsigned long long duration; | |
2477 | int err; | |
2478 | ||
2479 | set_bit(BTUSB_FIRMWARE_LOADED, &data->flags); | |
2480 | ||
2481 | bt_dev_info(hdev, "Waiting for firmware download to complete"); | |
2482 | ||
2483 | err = wait_on_bit_timeout(&data->flags, BTUSB_DOWNLOADING, | |
2484 | TASK_INTERRUPTIBLE, | |
2485 | msecs_to_jiffies(msec)); | |
2486 | if (err == -EINTR) { | |
2487 | bt_dev_err(hdev, "Firmware loading interrupted"); | |
2488 | return err; | |
2489 | } | |
2490 | ||
2491 | if (err) { | |
2492 | bt_dev_err(hdev, "Firmware loading timeout"); | |
2493 | return -ETIMEDOUT; | |
2494 | } | |
2495 | ||
2496 | if (test_bit(BTUSB_FIRMWARE_FAILED, &data->flags)) { | |
2497 | bt_dev_err(hdev, "Firmware loading failed"); | |
2498 | return -ENOEXEC; | |
2499 | } | |
2500 | ||
2501 | rettime = ktime_get(); | |
2502 | delta = ktime_sub(rettime, calltime); | |
2503 | duration = (unsigned long long)ktime_to_ns(delta) >> 10; | |
2504 | ||
2505 | bt_dev_info(hdev, "Firmware loaded in %llu usecs", duration); | |
2506 | ||
2507 | return 0; | |
2508 | } | |
2509 | ||
3f43a378 K |
2510 | static int btusb_intel_download_firmware_newgen(struct hci_dev *hdev, |
2511 | struct intel_version_tlv *ver, | |
2512 | u32 *boot_param) | |
2513 | { | |
2514 | const struct firmware *fw; | |
2515 | char fwname[64]; | |
2516 | int err; | |
2517 | struct btusb_data *data = hci_get_drvdata(hdev); | |
21e31c65 | 2518 | ktime_t calltime; |
3f43a378 K |
2519 | |
2520 | if (!ver || !boot_param) | |
2521 | return -EINVAL; | |
2522 | ||
3f43a378 K |
2523 | /* The firmware variant determines if the device is in bootloader |
2524 | * mode or is running operational firmware. The value 0x03 identifies | |
2525 | * the bootloader and the value 0x23 identifies the operational | |
2526 | * firmware. | |
2527 | * | |
2528 | * When the operational firmware is already present, then only | |
2529 | * the check for valid Bluetooth device address is needed. This | |
2530 | * determines if the device will be added as configured or | |
2531 | * unconfigured controller. | |
2532 | * | |
2533 | * It is not possible to use the Secure Boot Parameters in this | |
2534 | * case since that command is only available in bootloader mode. | |
2535 | */ | |
2536 | if (ver->img_type == 0x03) { | |
2537 | clear_bit(BTUSB_BOOTLOADER, &data->flags); | |
2538 | btintel_check_bdaddr(hdev); | |
3f43a378 K |
2539 | } |
2540 | ||
3f43a378 K |
2541 | /* If the OTP has no valid Bluetooth device address, then there will |
2542 | * also be no valid address for the operational firmware. | |
2543 | */ | |
2544 | if (!bacmp(&ver->otp_bd_addr, BDADDR_ANY)) { | |
2545 | bt_dev_info(hdev, "No device address configured"); | |
2546 | set_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks); | |
2547 | } | |
2548 | ||
2549 | btusb_setup_intel_newgen_get_fw_name(ver, fwname, sizeof(fwname), "sfi"); | |
1f14a620 | 2550 | err = firmware_request_nowarn(&fw, fwname, &hdev->dev); |
3f43a378 | 2551 | if (err < 0) { |
1f14a620 LAD |
2552 | if (!test_bit(BTUSB_BOOTLOADER, &data->flags)) { |
2553 | /* Firmware has already been loaded */ | |
2554 | set_bit(BTUSB_FIRMWARE_LOADED, &data->flags); | |
2555 | return 0; | |
2556 | } | |
2557 | ||
62acbbb6 K |
2558 | bt_dev_err(hdev, "Failed to load Intel firmware file %s (%d)", |
2559 | fwname, err); | |
1f14a620 | 2560 | |
3f43a378 K |
2561 | return err; |
2562 | } | |
2563 | ||
2564 | bt_dev_info(hdev, "Found device firmware: %s", fwname); | |
2565 | ||
2566 | if (fw->size < 644) { | |
2567 | bt_dev_err(hdev, "Invalid size of firmware file (%zu)", | |
2568 | fw->size); | |
2569 | err = -EBADF; | |
2570 | goto done; | |
2571 | } | |
2572 | ||
21e31c65 LAD |
2573 | calltime = ktime_get(); |
2574 | ||
3f43a378 K |
2575 | set_bit(BTUSB_DOWNLOADING, &data->flags); |
2576 | ||
2577 | /* Start firmware downloading and get boot parameter */ | |
ac056546 | 2578 | err = btintel_download_firmware_newgen(hdev, ver, fw, boot_param, |
3f43a378 K |
2579 | INTEL_HW_VARIANT(ver->cnvi_bt), |
2580 | ver->sbe_type); | |
2581 | if (err < 0) { | |
ac056546 LAD |
2582 | if (err == -EALREADY) { |
2583 | /* Firmware has already been loaded */ | |
2584 | set_bit(BTUSB_FIRMWARE_LOADED, &data->flags); | |
2585 | err = 0; | |
2586 | goto done; | |
2587 | } | |
2588 | ||
3f43a378 K |
2589 | /* When FW download fails, send Intel Reset to retry |
2590 | * FW download. | |
2591 | */ | |
2592 | btintel_reset_to_bootloader(hdev); | |
2593 | goto done; | |
2594 | } | |
3f43a378 K |
2595 | |
2596 | /* Before switching the device into operational mode and with that | |
2597 | * booting the loaded firmware, wait for the bootloader notification | |
2598 | * that all fragments have been successfully received. | |
2599 | * | |
2600 | * When the event processing receives the notification, then the | |
2601 | * BTUSB_DOWNLOADING flag will be cleared. | |
2602 | * | |
2603 | * The firmware loading should not take longer than 5 seconds | |
2604 | * and thus just timeout if that happens and fail the setup | |
2605 | * of this device. | |
2606 | */ | |
21e31c65 LAD |
2607 | err = btusb_download_wait(hdev, calltime, 5000); |
2608 | if (err == -ETIMEDOUT) | |
3f43a378 | 2609 | btintel_reset_to_bootloader(hdev); |
3f43a378 K |
2610 | |
2611 | done: | |
2612 | release_firmware(fw); | |
2613 | return err; | |
2614 | } | |
2615 | ||
5ea7c81a K |
2616 | static int btusb_intel_download_firmware(struct hci_dev *hdev, |
2617 | struct intel_version *ver, | |
dc45d375 K |
2618 | struct intel_boot_params *params, |
2619 | u32 *boot_param) | |
cda0dd78 | 2620 | { |
cda0dd78 | 2621 | const struct firmware *fw; |
cda0dd78 | 2622 | char fwname[64]; |
cda0dd78 | 2623 | int err; |
5ea7c81a | 2624 | struct btusb_data *data = hci_get_drvdata(hdev); |
21e31c65 | 2625 | ktime_t calltime; |
cda0dd78 | 2626 | |
5ea7c81a K |
2627 | if (!ver || !params) |
2628 | return -EINVAL; | |
cda0dd78 | 2629 | |
cda0dd78 MH |
2630 | /* The firmware variant determines if the device is in bootloader |
2631 | * mode or is running operational firmware. The value 0x06 identifies | |
2632 | * the bootloader and the value 0x23 identifies the operational | |
2633 | * firmware. | |
2634 | * | |
2635 | * When the operational firmware is already present, then only | |
2636 | * the check for valid Bluetooth device address is needed. This | |
2637 | * determines if the device will be added as configured or | |
2638 | * unconfigured controller. | |
2639 | * | |
2640 | * It is not possible to use the Secure Boot Parameters in this | |
2641 | * case since that command is only available in bootloader mode. | |
2642 | */ | |
5ea7c81a | 2643 | if (ver->fw_variant == 0x23) { |
cda0dd78 | 2644 | clear_bit(BTUSB_BOOTLOADER, &data->flags); |
4185a0f5 | 2645 | btintel_check_bdaddr(hdev); |
cda0dd78 | 2646 | |
9b16bfbf LAD |
2647 | /* SfP and WsP don't seem to update the firmware version on file |
2648 | * so version checking is currently possible. | |
2649 | */ | |
2650 | switch (ver->hw_variant) { | |
2651 | case 0x0b: /* SfP */ | |
2652 | case 0x0c: /* WsP */ | |
2653 | return 0; | |
2654 | } | |
2655 | ||
2656 | /* Proceed to download to check if the version matches */ | |
2657 | goto download; | |
cda0dd78 MH |
2658 | } |
2659 | ||
cda0dd78 MH |
2660 | /* Read the secure boot parameters to identify the operating |
2661 | * details of the bootloader. | |
2662 | */ | |
5ea7c81a | 2663 | err = btintel_read_boot_params(hdev, params); |
faf174d2 THJA |
2664 | if (err) |
2665 | return err; | |
cda0dd78 MH |
2666 | |
2667 | /* It is required that every single firmware fragment is acknowledged | |
2668 | * with a command complete event. If the boot parameters indicate | |
2669 | * that this bootloader does not send them, then abort the setup. | |
2670 | */ | |
5ea7c81a | 2671 | if (params->limited_cce != 0x00) { |
85418fef | 2672 | bt_dev_err(hdev, "Unsupported Intel firmware loading method (%u)", |
5ea7c81a | 2673 | params->limited_cce); |
cda0dd78 MH |
2674 | return -EINVAL; |
2675 | } | |
2676 | ||
2677 | /* If the OTP has no valid Bluetooth device address, then there will | |
2678 | * also be no valid address for the operational firmware. | |
2679 | */ | |
5ea7c81a | 2680 | if (!bacmp(¶ms->otp_bdaddr, BDADDR_ANY)) { |
2064ee33 | 2681 | bt_dev_info(hdev, "No device address configured"); |
cda0dd78 MH |
2682 | set_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks); |
2683 | } | |
2684 | ||
9b16bfbf | 2685 | download: |
cda0dd78 | 2686 | /* With this Intel bootloader only the hardware variant and device |
af3715e5 J |
2687 | * revision information are used to select the right firmware for SfP |
2688 | * and WsP. | |
cda0dd78 | 2689 | * |
230b04ac THJA |
2690 | * The firmware filename is ibt-<hw_variant>-<dev_revid>.sfi. |
2691 | * | |
2692 | * Currently the supported hardware variants are: | |
2693 | * 11 (0x0b) for iBT3.0 (LnP/SfP) | |
2694 | * 12 (0x0c) for iBT3.5 (WsP) | |
af3715e5 J |
2695 | * |
2696 | * For ThP/JfP and for future SKU's, the FW name varies based on HW | |
2697 | * variant, HW revision and FW revision, as these are dependent on CNVi | |
2698 | * and RF Combination. | |
2699 | * | |
86a6129a THJA |
2700 | * 17 (0x11) for iBT3.5 (JfP) |
2701 | * 18 (0x12) for iBT3.5 (ThP) | |
af3715e5 J |
2702 | * |
2703 | * The firmware file name for these will be | |
2704 | * ibt-<hw_variant>-<hw_revision>-<fw_revision>.sfi. | |
2705 | * | |
cda0dd78 | 2706 | */ |
5ea7c81a | 2707 | err = btusb_setup_intel_new_get_fw_name(ver, params, fwname, |
2da711bc | 2708 | sizeof(fwname), "sfi"); |
9b16bfbf | 2709 | if (err < 0) { |
1f14a620 LAD |
2710 | if (!test_bit(BTUSB_BOOTLOADER, &data->flags)) { |
2711 | /* Firmware has already been loaded */ | |
2712 | set_bit(BTUSB_FIRMWARE_LOADED, &data->flags); | |
2713 | return 0; | |
2714 | } | |
2715 | ||
85418fef | 2716 | bt_dev_err(hdev, "Unsupported Intel firmware naming"); |
af3715e5 J |
2717 | return -EINVAL; |
2718 | } | |
cda0dd78 | 2719 | |
1f14a620 | 2720 | err = firmware_request_nowarn(&fw, fwname, &hdev->dev); |
cda0dd78 | 2721 | if (err < 0) { |
1f14a620 LAD |
2722 | if (!test_bit(BTUSB_BOOTLOADER, &data->flags)) { |
2723 | /* Firmware has already been loaded */ | |
2724 | set_bit(BTUSB_FIRMWARE_LOADED, &data->flags); | |
2725 | return 0; | |
2726 | } | |
2727 | ||
62acbbb6 K |
2728 | bt_dev_err(hdev, "Failed to load Intel firmware file %s (%d)", |
2729 | fwname, err); | |
cda0dd78 MH |
2730 | return err; |
2731 | } | |
2732 | ||
2064ee33 | 2733 | bt_dev_info(hdev, "Found device firmware: %s", fwname); |
cda0dd78 | 2734 | |
cda0dd78 | 2735 | if (fw->size < 644) { |
85418fef MH |
2736 | bt_dev_err(hdev, "Invalid size of firmware file (%zu)", |
2737 | fw->size); | |
cda0dd78 MH |
2738 | err = -EBADF; |
2739 | goto done; | |
2740 | } | |
2741 | ||
21e31c65 LAD |
2742 | calltime = ktime_get(); |
2743 | ||
cda0dd78 MH |
2744 | set_bit(BTUSB_DOWNLOADING, &data->flags); |
2745 | ||
fbbe83c5 | 2746 | /* Start firmware downloading and get boot parameter */ |
ac056546 | 2747 | err = btintel_download_firmware(hdev, ver, fw, boot_param); |
b9a2562f | 2748 | if (err < 0) { |
ac056546 LAD |
2749 | if (err == -EALREADY) { |
2750 | /* Firmware has already been loaded */ | |
2751 | set_bit(BTUSB_FIRMWARE_LOADED, &data->flags); | |
2752 | err = 0; | |
2753 | goto done; | |
2754 | } | |
2755 | ||
b9a2562f AB |
2756 | /* When FW download fails, send Intel Reset to retry |
2757 | * FW download. | |
2758 | */ | |
2759 | btintel_reset_to_bootloader(hdev); | |
cda0dd78 | 2760 | goto done; |
b9a2562f | 2761 | } |
a087a98e | 2762 | |
cda0dd78 MH |
2763 | /* Before switching the device into operational mode and with that |
2764 | * booting the loaded firmware, wait for the bootloader notification | |
2765 | * that all fragments have been successfully received. | |
2766 | * | |
a087a98e JH |
2767 | * When the event processing receives the notification, then the |
2768 | * BTUSB_DOWNLOADING flag will be cleared. | |
2769 | * | |
2770 | * The firmware loading should not take longer than 5 seconds | |
2771 | * and thus just timeout if that happens and fail the setup | |
2772 | * of this device. | |
cda0dd78 | 2773 | */ |
21e31c65 LAD |
2774 | err = btusb_download_wait(hdev, calltime, 5000); |
2775 | if (err == -ETIMEDOUT) | |
b9a2562f | 2776 | btintel_reset_to_bootloader(hdev); |
cda0dd78 | 2777 | |
5ea7c81a K |
2778 | done: |
2779 | release_firmware(fw); | |
2780 | return err; | |
2781 | } | |
2782 | ||
604b3cf8 LAD |
2783 | static int btusb_boot_wait(struct hci_dev *hdev, ktime_t calltime, int msec) |
2784 | { | |
2785 | struct btusb_data *data = hci_get_drvdata(hdev); | |
2786 | ktime_t delta, rettime; | |
2787 | unsigned long long duration; | |
2788 | int err; | |
2789 | ||
2790 | bt_dev_info(hdev, "Waiting for device to boot"); | |
2791 | ||
2792 | err = wait_on_bit_timeout(&data->flags, BTUSB_BOOTING, | |
2793 | TASK_INTERRUPTIBLE, | |
2794 | msecs_to_jiffies(msec)); | |
2795 | if (err == -EINTR) { | |
2796 | bt_dev_err(hdev, "Device boot interrupted"); | |
2797 | return -EINTR; | |
2798 | } | |
2799 | ||
2800 | if (err) { | |
2801 | bt_dev_err(hdev, "Device boot timeout"); | |
2802 | return -ETIMEDOUT; | |
2803 | } | |
2804 | ||
2805 | rettime = ktime_get(); | |
2806 | delta = ktime_sub(rettime, calltime); | |
2807 | duration = (unsigned long long) ktime_to_ns(delta) >> 10; | |
2808 | ||
2809 | bt_dev_info(hdev, "Device booted in %llu usecs", duration); | |
2810 | ||
2811 | return 0; | |
2812 | } | |
2813 | ||
2814 | static int btusb_intel_boot(struct hci_dev *hdev, u32 boot_addr) | |
2815 | { | |
2816 | struct btusb_data *data = hci_get_drvdata(hdev); | |
2817 | ktime_t calltime; | |
2818 | int err; | |
2819 | ||
2820 | calltime = ktime_get(); | |
2821 | ||
2822 | set_bit(BTUSB_BOOTING, &data->flags); | |
2823 | ||
2824 | err = btintel_send_intel_reset(hdev, boot_addr); | |
2825 | if (err) { | |
2826 | bt_dev_err(hdev, "Intel Soft Reset failed (%d)", err); | |
2827 | btintel_reset_to_bootloader(hdev); | |
2828 | return err; | |
2829 | } | |
2830 | ||
2831 | /* The bootloader will not indicate when the device is ready. This | |
2832 | * is done by the operational firmware sending bootup notification. | |
2833 | * | |
2834 | * Booting into operational firmware should not take longer than | |
2835 | * 1 second. However if that happens, then just fail the setup | |
2836 | * since something went wrong. | |
2837 | */ | |
2838 | err = btusb_boot_wait(hdev, calltime, 1000); | |
2839 | if (err == -ETIMEDOUT) | |
2840 | btintel_reset_to_bootloader(hdev); | |
2841 | ||
2842 | return err; | |
2843 | } | |
2844 | ||
5ea7c81a K |
2845 | static int btusb_setup_intel_new(struct hci_dev *hdev) |
2846 | { | |
2847 | struct btusb_data *data = hci_get_drvdata(hdev); | |
2848 | struct intel_version ver; | |
2849 | struct intel_boot_params params; | |
2850 | u32 boot_param; | |
2851 | char ddcname[64]; | |
5ea7c81a K |
2852 | int err; |
2853 | struct intel_debug_features features; | |
2854 | ||
2855 | BT_DBG("%s", hdev->name); | |
2856 | ||
2857 | /* Set the default boot parameter to 0x0 and it is updated to | |
2858 | * SKU specific boot parameter after reading Intel_Write_Boot_Params | |
2859 | * command while downloading the firmware. | |
2860 | */ | |
2861 | boot_param = 0x00000000; | |
2862 | ||
5ea7c81a K |
2863 | /* Read the Intel version information to determine if the device |
2864 | * is in bootloader mode or if it already has operational firmware | |
2865 | * loaded. | |
2866 | */ | |
2867 | err = btintel_read_version(hdev, &ver); | |
2868 | if (err) { | |
2869 | bt_dev_err(hdev, "Intel Read version failed (%d)", err); | |
2870 | btintel_reset_to_bootloader(hdev); | |
2871 | return err; | |
2872 | } | |
2873 | ||
d68903da LAD |
2874 | err = btintel_version_info(hdev, &ver); |
2875 | if (err) | |
2876 | return err; | |
2877 | ||
dc45d375 | 2878 | err = btusb_intel_download_firmware(hdev, &ver, ¶ms, &boot_param); |
5ea7c81a K |
2879 | if (err) |
2880 | return err; | |
2881 | ||
2882 | /* controller is already having an operational firmware */ | |
2883 | if (ver.fw_variant == 0x23) | |
2884 | goto finish; | |
2885 | ||
604b3cf8 LAD |
2886 | err = btusb_intel_boot(hdev, boot_param); |
2887 | if (err) | |
e5889af6 | 2888 | return err; |
cda0dd78 MH |
2889 | |
2890 | clear_bit(BTUSB_BOOTLOADER, &data->flags); | |
2891 | ||
5ea7c81a K |
2892 | err = btusb_setup_intel_new_get_fw_name(&ver, ¶ms, ddcname, |
2893 | sizeof(ddcname), "ddc"); | |
2894 | ||
9b16bfbf | 2895 | if (err < 0) { |
5ea7c81a K |
2896 | bt_dev_err(hdev, "Unsupported Intel firmware naming"); |
2897 | } else { | |
2898 | /* Once the device is running in operational mode, it needs to | |
2899 | * apply the device configuration (DDC) parameters. | |
2900 | * | |
2901 | * The device can work without DDC parameters, so even if it | |
2902 | * fails to load the file, no need to fail the setup. | |
2903 | */ | |
2904 | btintel_load_ddc_config(hdev, ddcname); | |
2905 | } | |
52cc9168 | 2906 | |
d74abe21 C |
2907 | /* Read the Intel supported features and if new exception formats |
2908 | * supported, need to load the additional DDC config to enable. | |
2909 | */ | |
2910 | btintel_read_debug_features(hdev, &features); | |
2911 | ||
c453b10c C |
2912 | /* Set DDC mask for available debug features */ |
2913 | btintel_set_debug_features(hdev, &features); | |
2914 | ||
7fd673bc MH |
2915 | /* Read the Intel version information after loading the FW */ |
2916 | err = btintel_read_version(hdev, &ver); | |
2917 | if (err) | |
2918 | return err; | |
2919 | ||
2920 | btintel_version_info(hdev, &ver); | |
2921 | ||
2922 | finish: | |
fc04590e MC |
2923 | /* All Intel controllers that support the Microsoft vendor |
2924 | * extension are using 0xFC1E for VsMsftOpCode. | |
2925 | */ | |
2926 | switch (ver.hw_variant) { | |
7a45bcb4 | 2927 | case 0x11: /* JfP */ |
fc04590e | 2928 | case 0x12: /* ThP */ |
7a45bcb4 MC |
2929 | case 0x13: /* HrP */ |
2930 | case 0x14: /* CcP */ | |
fc04590e MC |
2931 | hci_set_msft_opcode(hdev, 0xFC1E); |
2932 | break; | |
2933 | } | |
2934 | ||
213445b2 MH |
2935 | /* Set the event mask for Intel specific vendor events. This enables |
2936 | * a few extra events that are useful during general operation. It | |
2937 | * does not enable any debugging related events. | |
2938 | * | |
2939 | * The device will function correctly without these events enabled | |
2940 | * and thus no need to fail the setup. | |
2941 | */ | |
2942 | btintel_set_event_mask(hdev, false); | |
2943 | ||
cda0dd78 MH |
2944 | return 0; |
2945 | } | |
2946 | ||
0a3c1d45 K |
2947 | static int btusb_setup_intel_newgen(struct hci_dev *hdev) |
2948 | { | |
2949 | struct btusb_data *data = hci_get_drvdata(hdev); | |
2950 | u32 boot_param; | |
2951 | char ddcname[64]; | |
0a3c1d45 K |
2952 | int err; |
2953 | struct intel_debug_features features; | |
2954 | struct intel_version_tlv version; | |
2955 | ||
2956 | bt_dev_dbg(hdev, ""); | |
2957 | ||
2958 | /* Set the default boot parameter to 0x0 and it is updated to | |
2959 | * SKU specific boot parameter after reading Intel_Write_Boot_Params | |
2960 | * command while downloading the firmware. | |
2961 | */ | |
2962 | boot_param = 0x00000000; | |
2963 | ||
0a3c1d45 K |
2964 | /* Read the Intel version information to determine if the device |
2965 | * is in bootloader mode or if it already has operational firmware | |
2966 | * loaded. | |
2967 | */ | |
2968 | err = btintel_read_version_tlv(hdev, &version); | |
2969 | if (err) { | |
2970 | bt_dev_err(hdev, "Intel Read version failed (%d)", err); | |
2971 | btintel_reset_to_bootloader(hdev); | |
2972 | return err; | |
2973 | } | |
2974 | ||
0a460d8f LAD |
2975 | err = btintel_version_info_tlv(hdev, &version); |
2976 | if (err) | |
2977 | return err; | |
0a3c1d45 | 2978 | |
3f43a378 K |
2979 | err = btusb_intel_download_firmware_newgen(hdev, &version, &boot_param); |
2980 | if (err) | |
2981 | return err; | |
2982 | ||
0a3c1d45 K |
2983 | /* check if controller is already having an operational firmware */ |
2984 | if (version.img_type == 0x03) | |
2985 | goto finish; | |
2986 | ||
604b3cf8 LAD |
2987 | err = btusb_intel_boot(hdev, boot_param); |
2988 | if (err) | |
0a3c1d45 | 2989 | return err; |
0a3c1d45 K |
2990 | |
2991 | clear_bit(BTUSB_BOOTLOADER, &data->flags); | |
2992 | ||
9a93b8b8 K |
2993 | btusb_setup_intel_newgen_get_fw_name(&version, ddcname, sizeof(ddcname), |
2994 | "ddc"); | |
0a3c1d45 K |
2995 | /* Once the device is running in operational mode, it needs to |
2996 | * apply the device configuration (DDC) parameters. | |
2997 | * | |
2998 | * The device can work without DDC parameters, so even if it | |
2999 | * fails to load the file, no need to fail the setup. | |
3000 | */ | |
3001 | btintel_load_ddc_config(hdev, ddcname); | |
3002 | ||
3003 | /* Read the Intel supported features and if new exception formats | |
3004 | * supported, need to load the additional DDC config to enable. | |
3005 | */ | |
3006 | btintel_read_debug_features(hdev, &features); | |
3007 | ||
3008 | /* Set DDC mask for available debug features */ | |
3009 | btintel_set_debug_features(hdev, &features); | |
3010 | ||
3011 | /* Read the Intel version information after loading the FW */ | |
3012 | err = btintel_read_version_tlv(hdev, &version); | |
3013 | if (err) | |
3014 | return err; | |
3015 | ||
3016 | btintel_version_info_tlv(hdev, &version); | |
3017 | ||
3018 | finish: | |
3019 | /* Set the event mask for Intel specific vendor events. This enables | |
3020 | * a few extra events that are useful during general operation. It | |
3021 | * does not enable any debugging related events. | |
3022 | * | |
3023 | * The device will function correctly without these events enabled | |
3024 | * and thus no need to fail the setup. | |
3025 | */ | |
3026 | btintel_set_event_mask(hdev, false); | |
3027 | ||
3028 | return 0; | |
3029 | } | |
bfbd45e9 THJA |
3030 | static int btusb_shutdown_intel(struct hci_dev *hdev) |
3031 | { | |
3032 | struct sk_buff *skb; | |
3033 | long ret; | |
3034 | ||
1313bccf AB |
3035 | /* In the shutdown sequence where Bluetooth is turned off followed |
3036 | * by WiFi being turned off, turning WiFi back on causes issue with | |
3037 | * the RF calibration. | |
3038 | * | |
3039 | * To ensure that any RF activity has been stopped, issue HCI Reset | |
3040 | * command to clear all ongoing activity including advertising, | |
3041 | * scanning etc. | |
3042 | */ | |
3043 | skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT); | |
3044 | if (IS_ERR(skb)) { | |
3045 | ret = PTR_ERR(skb); | |
3046 | bt_dev_err(hdev, "HCI reset during shutdown failed"); | |
3047 | return ret; | |
3048 | } | |
3049 | kfree_skb(skb); | |
3050 | ||
bfbd45e9 THJA |
3051 | /* Some platforms have an issue with BT LED when the interface is |
3052 | * down or BT radio is turned off, which takes 5 seconds to BT LED | |
3053 | * goes off. This command turns off the BT LED immediately. | |
3054 | */ | |
3055 | skb = __hci_cmd_sync(hdev, 0xfc3f, 0, NULL, HCI_INIT_TIMEOUT); | |
3056 | if (IS_ERR(skb)) { | |
3057 | ret = PTR_ERR(skb); | |
85418fef | 3058 | bt_dev_err(hdev, "turning off Intel device LED failed"); |
bfbd45e9 THJA |
3059 | return ret; |
3060 | } | |
3061 | kfree_skb(skb); | |
3062 | ||
3063 | return 0; | |
3064 | } | |
3065 | ||
017a01cc RH |
3066 | static int btusb_shutdown_intel_new(struct hci_dev *hdev) |
3067 | { | |
3068 | struct sk_buff *skb; | |
3069 | ||
3070 | /* Send HCI Reset to the controller to stop any BT activity which | |
3071 | * were triggered. This will help to save power and maintain the | |
3072 | * sync b/w Host and controller | |
3073 | */ | |
3074 | skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT); | |
3075 | if (IS_ERR(skb)) { | |
3076 | bt_dev_err(hdev, "HCI reset during shutdown failed"); | |
3077 | return PTR_ERR(skb); | |
3078 | } | |
3079 | kfree_skb(skb); | |
3080 | ||
3081 | return 0; | |
3082 | } | |
3083 | ||
9ce67c32 | 3084 | #define FIRMWARE_MT7663 "mediatek/mt7663pr2h.bin" |
a1c49c43 SW |
3085 | #define FIRMWARE_MT7668 "mediatek/mt7668pr2h.bin" |
3086 | ||
3087 | #define HCI_WMT_MAX_EVENT_SIZE 64 | |
fc342c4d MC |
3088 | /* It is for mt79xx download rom patch*/ |
3089 | #define MTK_FW_ROM_PATCH_HEADER_SIZE 32 | |
3090 | #define MTK_FW_ROM_PATCH_GD_SIZE 64 | |
3091 | #define MTK_FW_ROM_PATCH_SEC_MAP_SIZE 64 | |
3092 | #define MTK_SEC_MAP_COMMON_SIZE 12 | |
3093 | #define MTK_SEC_MAP_NEED_SEND_SIZE 52 | |
a1c49c43 SW |
3094 | |
3095 | enum { | |
3096 | BTMTK_WMT_PATCH_DWNLD = 0x1, | |
3097 | BTMTK_WMT_FUNC_CTRL = 0x6, | |
3098 | BTMTK_WMT_RST = 0x7, | |
3099 | BTMTK_WMT_SEMAPHORE = 0x17, | |
3100 | }; | |
3101 | ||
3102 | enum { | |
3103 | BTMTK_WMT_INVALID, | |
3104 | BTMTK_WMT_PATCH_UNDONE, | |
48c13301 | 3105 | BTMTK_WMT_PATCH_PROGRESS, |
a1c49c43 SW |
3106 | BTMTK_WMT_PATCH_DONE, |
3107 | BTMTK_WMT_ON_UNDONE, | |
3108 | BTMTK_WMT_ON_DONE, | |
3109 | BTMTK_WMT_ON_PROGRESS, | |
3110 | }; | |
3111 | ||
3112 | struct btmtk_wmt_hdr { | |
3113 | u8 dir; | |
3114 | u8 op; | |
3115 | __le16 dlen; | |
3116 | u8 flag; | |
3117 | } __packed; | |
3118 | ||
3119 | struct btmtk_hci_wmt_cmd { | |
3120 | struct btmtk_wmt_hdr hdr; | |
10888140 | 3121 | u8 data[]; |
a1c49c43 SW |
3122 | } __packed; |
3123 | ||
3124 | struct btmtk_hci_wmt_evt { | |
3125 | struct hci_event_hdr hhdr; | |
3126 | struct btmtk_wmt_hdr whdr; | |
3127 | } __packed; | |
3128 | ||
3129 | struct btmtk_hci_wmt_evt_funcc { | |
3130 | struct btmtk_hci_wmt_evt hwhdr; | |
3131 | __be16 status; | |
3132 | } __packed; | |
3133 | ||
3134 | struct btmtk_tci_sleep { | |
3135 | u8 mode; | |
3136 | __le16 duration; | |
3137 | __le16 host_duration; | |
3138 | u8 host_wakeup_pin; | |
3139 | u8 time_compensation; | |
3140 | } __packed; | |
3141 | ||
3142 | struct btmtk_hci_wmt_params { | |
3143 | u8 op; | |
3144 | u8 flag; | |
3145 | u16 dlen; | |
3146 | const void *data; | |
3147 | u32 *status; | |
3148 | }; | |
3149 | ||
fc342c4d MC |
3150 | struct btmtk_patch_header { |
3151 | u8 datetime[16]; | |
3152 | u8 platform[4]; | |
3153 | __le16 hwver; | |
3154 | __le16 swver; | |
3155 | __le32 magicnum; | |
3156 | } __packed; | |
3157 | ||
3158 | struct btmtk_global_desc { | |
3159 | __le32 patch_ver; | |
3160 | __le32 sub_sys; | |
3161 | __le32 feature_opt; | |
3162 | __le32 section_num; | |
3163 | } __packed; | |
3164 | ||
3165 | struct btmtk_section_map { | |
3166 | __le32 sectype; | |
3167 | __le32 secoffset; | |
3168 | __le32 secsize; | |
3169 | union { | |
3170 | __le32 u4SecSpec[13]; | |
3171 | struct { | |
3172 | __le32 dlAddr; | |
3173 | __le32 dlsize; | |
3174 | __le32 seckeyidx; | |
3175 | __le32 alignlen; | |
3176 | __le32 sectype; | |
3177 | __le32 dlmodecrctype; | |
3178 | __le32 crc; | |
3179 | __le32 reserved[6]; | |
3180 | } bin_info_spec; | |
3181 | }; | |
3182 | } __packed; | |
3183 | ||
a1c49c43 SW |
3184 | static void btusb_mtk_wmt_recv(struct urb *urb) |
3185 | { | |
3186 | struct hci_dev *hdev = urb->context; | |
3187 | struct btusb_data *data = hci_get_drvdata(hdev); | |
3188 | struct hci_event_hdr *hdr; | |
3189 | struct sk_buff *skb; | |
3190 | int err; | |
3191 | ||
3192 | if (urb->status == 0 && urb->actual_length > 0) { | |
3193 | hdev->stat.byte_rx += urb->actual_length; | |
3194 | ||
3195 | /* WMT event shouldn't be fragmented and the size should be | |
3196 | * less than HCI_WMT_MAX_EVENT_SIZE. | |
3197 | */ | |
3198 | skb = bt_skb_alloc(HCI_WMT_MAX_EVENT_SIZE, GFP_ATOMIC); | |
3199 | if (!skb) { | |
3200 | hdev->stat.err_rx++; | |
de71a6cb | 3201 | return; |
a1c49c43 SW |
3202 | } |
3203 | ||
3204 | hci_skb_pkt_type(skb) = HCI_EVENT_PKT; | |
3205 | skb_put_data(skb, urb->transfer_buffer, urb->actual_length); | |
3206 | ||
3207 | hdr = (void *)skb->data; | |
3208 | /* Fix up the vendor event id with 0xff for vendor specific | |
3209 | * instead of 0xe4 so that event send via monitoring socket can | |
3210 | * be parsed properly. | |
3211 | */ | |
3212 | hdr->evt = 0xff; | |
3213 | ||
3214 | /* When someone waits for the WMT event, the skb is being cloned | |
3215 | * and being processed the events from there then. | |
3216 | */ | |
3217 | if (test_bit(BTUSB_TX_WAIT_VND_EVT, &data->flags)) { | |
22cc6b7a | 3218 | data->evt_skb = skb_clone(skb, GFP_ATOMIC); |
de71a6cb JZ |
3219 | if (!data->evt_skb) { |
3220 | kfree_skb(skb); | |
3221 | return; | |
3222 | } | |
a1c49c43 SW |
3223 | } |
3224 | ||
3225 | err = hci_recv_frame(hdev, skb); | |
de71a6cb JZ |
3226 | if (err < 0) { |
3227 | kfree_skb(data->evt_skb); | |
3228 | data->evt_skb = NULL; | |
3229 | return; | |
3230 | } | |
a1c49c43 SW |
3231 | |
3232 | if (test_and_clear_bit(BTUSB_TX_WAIT_VND_EVT, | |
3233 | &data->flags)) { | |
3234 | /* Barrier to sync with other CPUs */ | |
3235 | smp_mb__after_atomic(); | |
3236 | wake_up_bit(&data->flags, | |
3237 | BTUSB_TX_WAIT_VND_EVT); | |
3238 | } | |
a1c49c43 SW |
3239 | return; |
3240 | } else if (urb->status == -ENOENT) { | |
3241 | /* Avoid suspend failed when usb_kill_urb */ | |
3242 | return; | |
3243 | } | |
3244 | ||
3245 | usb_mark_last_busy(data->udev); | |
3246 | ||
3247 | /* The URB complete handler is still called with urb->actual_length = 0 | |
3248 | * when the event is not available, so we should keep re-submitting | |
3249 | * URB until WMT event returns, Also, It's necessary to wait some time | |
3250 | * between the two consecutive control URBs to relax the target device | |
3251 | * to generate the event. Otherwise, the WMT event cannot return from | |
3252 | * the device successfully. | |
3253 | */ | |
48c13301 | 3254 | udelay(500); |
a1c49c43 SW |
3255 | |
3256 | usb_anchor_urb(urb, &data->ctrl_anchor); | |
3257 | err = usb_submit_urb(urb, GFP_ATOMIC); | |
3258 | if (err < 0) { | |
3259 | /* -EPERM: urb is being killed; | |
3260 | * -ENODEV: device got disconnected | |
3261 | */ | |
3262 | if (err != -EPERM && err != -ENODEV) | |
3263 | bt_dev_err(hdev, "urb %p failed to resubmit (%d)", | |
3264 | urb, -err); | |
3265 | usb_unanchor_urb(urb); | |
3266 | } | |
3267 | } | |
3268 | ||
3269 | static int btusb_mtk_submit_wmt_recv_urb(struct hci_dev *hdev) | |
3270 | { | |
3271 | struct btusb_data *data = hci_get_drvdata(hdev); | |
3272 | struct usb_ctrlrequest *dr; | |
3273 | unsigned char *buf; | |
3274 | int err, size = 64; | |
3275 | unsigned int pipe; | |
3276 | struct urb *urb; | |
3277 | ||
3278 | urb = usb_alloc_urb(0, GFP_KERNEL); | |
3279 | if (!urb) | |
3280 | return -ENOMEM; | |
3281 | ||
3282 | dr = kmalloc(sizeof(*dr), GFP_KERNEL); | |
3283 | if (!dr) { | |
3284 | usb_free_urb(urb); | |
3285 | return -ENOMEM; | |
3286 | } | |
3287 | ||
3288 | dr->bRequestType = USB_TYPE_VENDOR | USB_DIR_IN; | |
3289 | dr->bRequest = 1; | |
3290 | dr->wIndex = cpu_to_le16(0); | |
3291 | dr->wValue = cpu_to_le16(48); | |
3292 | dr->wLength = cpu_to_le16(size); | |
3293 | ||
3294 | buf = kmalloc(size, GFP_KERNEL); | |
3295 | if (!buf) { | |
3296 | kfree(dr); | |
d33fe77b | 3297 | usb_free_urb(urb); |
a1c49c43 SW |
3298 | return -ENOMEM; |
3299 | } | |
3300 | ||
3301 | pipe = usb_rcvctrlpipe(data->udev, 0); | |
3302 | ||
3303 | usb_fill_control_urb(urb, data->udev, pipe, (void *)dr, | |
3304 | buf, size, btusb_mtk_wmt_recv, hdev); | |
3305 | ||
3306 | urb->transfer_flags |= URB_FREE_BUFFER; | |
3307 | ||
3308 | usb_anchor_urb(urb, &data->ctrl_anchor); | |
3309 | err = usb_submit_urb(urb, GFP_KERNEL); | |
3310 | if (err < 0) { | |
3311 | if (err != -EPERM && err != -ENODEV) | |
3312 | bt_dev_err(hdev, "urb %p submission failed (%d)", | |
3313 | urb, -err); | |
3314 | usb_unanchor_urb(urb); | |
3315 | } | |
3316 | ||
3317 | usb_free_urb(urb); | |
3318 | ||
3319 | return err; | |
3320 | } | |
3321 | ||
3322 | static int btusb_mtk_hci_wmt_sync(struct hci_dev *hdev, | |
3323 | struct btmtk_hci_wmt_params *wmt_params) | |
3324 | { | |
3325 | struct btusb_data *data = hci_get_drvdata(hdev); | |
3326 | struct btmtk_hci_wmt_evt_funcc *wmt_evt_funcc; | |
3327 | u32 hlen, status = BTMTK_WMT_INVALID; | |
3328 | struct btmtk_hci_wmt_evt *wmt_evt; | |
10888140 | 3329 | struct btmtk_hci_wmt_cmd *wc; |
a1c49c43 SW |
3330 | struct btmtk_wmt_hdr *hdr; |
3331 | int err; | |
3332 | ||
a1c49c43 SW |
3333 | /* Send the WMT command and wait until the WMT event returns */ |
3334 | hlen = sizeof(*hdr) + wmt_params->dlen; | |
3335 | if (hlen > 255) | |
3336 | return -EINVAL; | |
3337 | ||
10888140 AB |
3338 | wc = kzalloc(hlen, GFP_KERNEL); |
3339 | if (!wc) | |
3340 | return -ENOMEM; | |
3341 | ||
3342 | hdr = &wc->hdr; | |
a1c49c43 SW |
3343 | hdr->dir = 1; |
3344 | hdr->op = wmt_params->op; | |
3345 | hdr->dlen = cpu_to_le16(wmt_params->dlen + 1); | |
3346 | hdr->flag = wmt_params->flag; | |
10888140 | 3347 | memcpy(wc->data, wmt_params->data, wmt_params->dlen); |
a1c49c43 SW |
3348 | |
3349 | set_bit(BTUSB_TX_WAIT_VND_EVT, &data->flags); | |
3350 | ||
10888140 | 3351 | err = __hci_cmd_send(hdev, 0xfc6f, hlen, wc); |
a1c49c43 SW |
3352 | |
3353 | if (err < 0) { | |
3354 | clear_bit(BTUSB_TX_WAIT_VND_EVT, &data->flags); | |
10888140 | 3355 | goto err_free_wc; |
a1c49c43 SW |
3356 | } |
3357 | ||
8454ed9f | 3358 | /* Submit control IN URB on demand to process the WMT event */ |
3359 | err = btusb_mtk_submit_wmt_recv_urb(hdev); | |
3360 | if (err < 0) | |
44e936d7 | 3361 | goto err_free_wc; |
8454ed9f | 3362 | |
a1c49c43 SW |
3363 | /* The vendor specific WMT commands are all answered by a vendor |
3364 | * specific event and will have the Command Status or Command | |
3365 | * Complete as with usual HCI command flow control. | |
3366 | * | |
3367 | * After sending the command, wait for BTUSB_TX_WAIT_VND_EVT | |
3368 | * state to be cleared. The driver specific event receive routine | |
3369 | * will clear that state and with that indicate completion of the | |
3370 | * WMT command. | |
3371 | */ | |
3372 | err = wait_on_bit_timeout(&data->flags, BTUSB_TX_WAIT_VND_EVT, | |
3373 | TASK_INTERRUPTIBLE, HCI_INIT_TIMEOUT); | |
3374 | if (err == -EINTR) { | |
3375 | bt_dev_err(hdev, "Execution of wmt command interrupted"); | |
3376 | clear_bit(BTUSB_TX_WAIT_VND_EVT, &data->flags); | |
10888140 | 3377 | goto err_free_wc; |
a1c49c43 SW |
3378 | } |
3379 | ||
3380 | if (err) { | |
3381 | bt_dev_err(hdev, "Execution of wmt command timed out"); | |
3382 | clear_bit(BTUSB_TX_WAIT_VND_EVT, &data->flags); | |
10888140 AB |
3383 | err = -ETIMEDOUT; |
3384 | goto err_free_wc; | |
a1c49c43 SW |
3385 | } |
3386 | ||
3387 | /* Parse and handle the return WMT event */ | |
3388 | wmt_evt = (struct btmtk_hci_wmt_evt *)data->evt_skb->data; | |
3389 | if (wmt_evt->whdr.op != hdr->op) { | |
3390 | bt_dev_err(hdev, "Wrong op received %d expected %d", | |
3391 | wmt_evt->whdr.op, hdr->op); | |
3392 | err = -EIO; | |
3393 | goto err_free_skb; | |
3394 | } | |
3395 | ||
3396 | switch (wmt_evt->whdr.op) { | |
3397 | case BTMTK_WMT_SEMAPHORE: | |
3398 | if (wmt_evt->whdr.flag == 2) | |
3399 | status = BTMTK_WMT_PATCH_UNDONE; | |
3400 | else | |
3401 | status = BTMTK_WMT_PATCH_DONE; | |
3402 | break; | |
3403 | case BTMTK_WMT_FUNC_CTRL: | |
3404 | wmt_evt_funcc = (struct btmtk_hci_wmt_evt_funcc *)wmt_evt; | |
3405 | if (be16_to_cpu(wmt_evt_funcc->status) == 0x404) | |
3406 | status = BTMTK_WMT_ON_DONE; | |
3407 | else if (be16_to_cpu(wmt_evt_funcc->status) == 0x420) | |
3408 | status = BTMTK_WMT_ON_PROGRESS; | |
3409 | else | |
3410 | status = BTMTK_WMT_ON_UNDONE; | |
3411 | break; | |
fc342c4d MC |
3412 | case BTMTK_WMT_PATCH_DWNLD: |
3413 | if (wmt_evt->whdr.flag == 2) | |
3414 | status = BTMTK_WMT_PATCH_DONE; | |
3415 | else if (wmt_evt->whdr.flag == 1) | |
3416 | status = BTMTK_WMT_PATCH_PROGRESS; | |
3417 | else | |
3418 | status = BTMTK_WMT_PATCH_UNDONE; | |
3419 | break; | |
a1c49c43 SW |
3420 | } |
3421 | ||
3422 | if (wmt_params->status) | |
3423 | *wmt_params->status = status; | |
3424 | ||
3425 | err_free_skb: | |
3426 | kfree_skb(data->evt_skb); | |
3427 | data->evt_skb = NULL; | |
10888140 AB |
3428 | err_free_wc: |
3429 | kfree(wc); | |
a1c49c43 SW |
3430 | return err; |
3431 | } | |
3432 | ||
fc342c4d MC |
3433 | static int btusb_mtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname) |
3434 | { | |
3435 | struct btmtk_hci_wmt_params wmt_params; | |
fc342c4d MC |
3436 | struct btmtk_global_desc *globaldesc = NULL; |
3437 | struct btmtk_section_map *sectionmap; | |
3438 | const struct firmware *fw; | |
3439 | const u8 *fw_ptr; | |
3440 | const u8 *fw_bin_ptr; | |
fc342c4d MC |
3441 | int err, dlen, i, status; |
3442 | u8 flag, first_block, retry; | |
3443 | u32 section_num, dl_size, section_offset; | |
3444 | u8 cmd[64]; | |
3445 | ||
3446 | err = request_firmware(&fw, fwname, &hdev->dev); | |
3447 | if (err < 0) { | |
3448 | bt_dev_err(hdev, "Failed to load firmware file (%d)", err); | |
3449 | return err; | |
3450 | } | |
3451 | ||
3452 | fw_ptr = fw->data; | |
3453 | fw_bin_ptr = fw_ptr; | |
fc342c4d | 3454 | globaldesc = (struct btmtk_global_desc *)(fw_ptr + MTK_FW_ROM_PATCH_HEADER_SIZE); |
201cf397 | 3455 | section_num = le32_to_cpu(globaldesc->section_num); |
fc342c4d MC |
3456 | |
3457 | for (i = 0; i < section_num; i++) { | |
3458 | first_block = 1; | |
3459 | fw_ptr = fw_bin_ptr; | |
3460 | sectionmap = (struct btmtk_section_map *)(fw_ptr + MTK_FW_ROM_PATCH_HEADER_SIZE + | |
3461 | MTK_FW_ROM_PATCH_GD_SIZE + MTK_FW_ROM_PATCH_SEC_MAP_SIZE * i); | |
3462 | ||
201cf397 | 3463 | section_offset = le32_to_cpu(sectionmap->secoffset); |
3464 | dl_size = le32_to_cpu(sectionmap->bin_info_spec.dlsize); | |
fc342c4d MC |
3465 | |
3466 | if (dl_size > 0) { | |
3467 | retry = 20; | |
3468 | while (retry > 0) { | |
3469 | cmd[0] = 0; /* 0 means legacy dl mode. */ | |
3470 | memcpy(cmd + 1, | |
3471 | fw_ptr + MTK_FW_ROM_PATCH_HEADER_SIZE + | |
3472 | MTK_FW_ROM_PATCH_GD_SIZE + MTK_FW_ROM_PATCH_SEC_MAP_SIZE * i + | |
3473 | MTK_SEC_MAP_COMMON_SIZE, | |
3474 | MTK_SEC_MAP_NEED_SEND_SIZE + 1); | |
3475 | ||
3476 | wmt_params.op = BTMTK_WMT_PATCH_DWNLD; | |
3477 | wmt_params.status = &status; | |
3478 | wmt_params.flag = 0; | |
3479 | wmt_params.dlen = MTK_SEC_MAP_NEED_SEND_SIZE + 1; | |
3480 | wmt_params.data = &cmd; | |
3481 | ||
3482 | err = btusb_mtk_hci_wmt_sync(hdev, &wmt_params); | |
3483 | if (err < 0) { | |
3484 | bt_dev_err(hdev, "Failed to send wmt patch dwnld (%d)", | |
3485 | err); | |
3486 | goto err_release_fw; | |
3487 | } | |
3488 | ||
3489 | if (status == BTMTK_WMT_PATCH_UNDONE) { | |
3490 | break; | |
3491 | } else if (status == BTMTK_WMT_PATCH_PROGRESS) { | |
3492 | msleep(100); | |
3493 | retry--; | |
3494 | } else if (status == BTMTK_WMT_PATCH_DONE) { | |
3495 | goto next_section; | |
3496 | } else { | |
3497 | bt_dev_err(hdev, "Failed wmt patch dwnld status (%d)", | |
3498 | status); | |
3499 | goto err_release_fw; | |
3500 | } | |
3501 | } | |
3502 | ||
3503 | fw_ptr += section_offset; | |
3504 | wmt_params.op = BTMTK_WMT_PATCH_DWNLD; | |
3505 | wmt_params.status = NULL; | |
3506 | ||
3507 | while (dl_size > 0) { | |
3508 | dlen = min_t(int, 250, dl_size); | |
3509 | if (first_block == 1) { | |
3510 | flag = 1; | |
3511 | first_block = 0; | |
3512 | } else if (dl_size - dlen <= 0) { | |
3513 | flag = 3; | |
3514 | } else { | |
3515 | flag = 2; | |
3516 | } | |
3517 | ||
3518 | wmt_params.flag = flag; | |
3519 | wmt_params.dlen = dlen; | |
3520 | wmt_params.data = fw_ptr; | |
3521 | ||
3522 | err = btusb_mtk_hci_wmt_sync(hdev, &wmt_params); | |
3523 | if (err < 0) { | |
3524 | bt_dev_err(hdev, "Failed to send wmt patch dwnld (%d)", | |
3525 | err); | |
3526 | goto err_release_fw; | |
3527 | } | |
3528 | ||
3529 | dl_size -= dlen; | |
3530 | fw_ptr += dlen; | |
3531 | } | |
3532 | } | |
3533 | next_section: | |
3534 | continue; | |
3535 | } | |
3536 | /* Wait a few moments for firmware activation done */ | |
3537 | usleep_range(100000, 120000); | |
3538 | ||
3539 | err_release_fw: | |
3540 | release_firmware(fw); | |
3541 | ||
3542 | return err; | |
3543 | } | |
3544 | ||
a1c49c43 SW |
3545 | static int btusb_mtk_setup_firmware(struct hci_dev *hdev, const char *fwname) |
3546 | { | |
3547 | struct btmtk_hci_wmt_params wmt_params; | |
3548 | const struct firmware *fw; | |
3549 | const u8 *fw_ptr; | |
3550 | size_t fw_size; | |
3551 | int err, dlen; | |
f6451257 | 3552 | u8 flag, param; |
a1c49c43 SW |
3553 | |
3554 | err = request_firmware(&fw, fwname, &hdev->dev); | |
3555 | if (err < 0) { | |
3556 | bt_dev_err(hdev, "Failed to load firmware file (%d)", err); | |
3557 | return err; | |
3558 | } | |
3559 | ||
f6451257 SW |
3560 | /* Power on data RAM the firmware relies on. */ |
3561 | param = 1; | |
3562 | wmt_params.op = BTMTK_WMT_FUNC_CTRL; | |
3563 | wmt_params.flag = 3; | |
3564 | wmt_params.dlen = sizeof(param); | |
3565 | wmt_params.data = ¶m; | |
3566 | wmt_params.status = NULL; | |
3567 | ||
3568 | err = btusb_mtk_hci_wmt_sync(hdev, &wmt_params); | |
3569 | if (err < 0) { | |
3570 | bt_dev_err(hdev, "Failed to power on data RAM (%d)", err); | |
d1e9d232 | 3571 | goto err_release_fw; |
f6451257 SW |
3572 | } |
3573 | ||
a1c49c43 SW |
3574 | fw_ptr = fw->data; |
3575 | fw_size = fw->size; | |
3576 | ||
3577 | /* The size of patch header is 30 bytes, should be skip */ | |
5ee6310f WY |
3578 | if (fw_size < 30) { |
3579 | err = -EINVAL; | |
a1c49c43 | 3580 | goto err_release_fw; |
5ee6310f | 3581 | } |
a1c49c43 SW |
3582 | |
3583 | fw_size -= 30; | |
3584 | fw_ptr += 30; | |
3585 | flag = 1; | |
3586 | ||
3587 | wmt_params.op = BTMTK_WMT_PATCH_DWNLD; | |
3588 | wmt_params.status = NULL; | |
3589 | ||
3590 | while (fw_size > 0) { | |
3591 | dlen = min_t(int, 250, fw_size); | |
3592 | ||
a297f565 | 3593 | /* Tell device the position in sequence */ |
a1c49c43 SW |
3594 | if (fw_size - dlen <= 0) |
3595 | flag = 3; | |
3596 | else if (fw_size < fw->size - 30) | |
3597 | flag = 2; | |
3598 | ||
3599 | wmt_params.flag = flag; | |
3600 | wmt_params.dlen = dlen; | |
3601 | wmt_params.data = fw_ptr; | |
3602 | ||
3603 | err = btusb_mtk_hci_wmt_sync(hdev, &wmt_params); | |
3604 | if (err < 0) { | |
3605 | bt_dev_err(hdev, "Failed to send wmt patch dwnld (%d)", | |
3606 | err); | |
3607 | goto err_release_fw; | |
3608 | } | |
3609 | ||
3610 | fw_size -= dlen; | |
3611 | fw_ptr += dlen; | |
3612 | } | |
3613 | ||
3614 | wmt_params.op = BTMTK_WMT_RST; | |
3615 | wmt_params.flag = 4; | |
3616 | wmt_params.dlen = 0; | |
3617 | wmt_params.data = NULL; | |
3618 | wmt_params.status = NULL; | |
3619 | ||
3620 | /* Activate funciton the firmware providing to */ | |
3621 | err = btusb_mtk_hci_wmt_sync(hdev, &wmt_params); | |
3622 | if (err < 0) { | |
3623 | bt_dev_err(hdev, "Failed to send wmt rst (%d)", err); | |
3168c19d | 3624 | goto err_release_fw; |
a1c49c43 SW |
3625 | } |
3626 | ||
3627 | /* Wait a few moments for firmware activation done */ | |
3628 | usleep_range(10000, 12000); | |
3629 | ||
3630 | err_release_fw: | |
3631 | release_firmware(fw); | |
3632 | ||
3633 | return err; | |
3634 | } | |
3635 | ||
3636 | static int btusb_mtk_func_query(struct hci_dev *hdev) | |
3637 | { | |
3638 | struct btmtk_hci_wmt_params wmt_params; | |
3639 | int status, err; | |
3640 | u8 param = 0; | |
3641 | ||
3642 | /* Query whether the function is enabled */ | |
3643 | wmt_params.op = BTMTK_WMT_FUNC_CTRL; | |
3644 | wmt_params.flag = 4; | |
3645 | wmt_params.dlen = sizeof(param); | |
3646 | wmt_params.data = ¶m; | |
3647 | wmt_params.status = &status; | |
3648 | ||
3649 | err = btusb_mtk_hci_wmt_sync(hdev, &wmt_params); | |
3650 | if (err < 0) { | |
3651 | bt_dev_err(hdev, "Failed to query function status (%d)", err); | |
3652 | return err; | |
3653 | } | |
3654 | ||
3655 | return status; | |
3656 | } | |
3657 | ||
3658 | static int btusb_mtk_reg_read(struct btusb_data *data, u32 reg, u32 *val) | |
3659 | { | |
3660 | int pipe, err, size = sizeof(u32); | |
3661 | void *buf; | |
3662 | ||
3663 | buf = kzalloc(size, GFP_KERNEL); | |
3664 | if (!buf) | |
3665 | return -ENOMEM; | |
3666 | ||
3667 | pipe = usb_rcvctrlpipe(data->udev, 0); | |
3668 | err = usb_control_msg(data->udev, pipe, 0x63, | |
3669 | USB_TYPE_VENDOR | USB_DIR_IN, | |
3670 | reg >> 16, reg & 0xffff, | |
3671 | buf, size, USB_CTRL_SET_TIMEOUT); | |
3672 | if (err < 0) | |
3673 | goto err_free_buf; | |
3674 | ||
3675 | *val = get_unaligned_le32(buf); | |
3676 | ||
3677 | err_free_buf: | |
3678 | kfree(buf); | |
3679 | ||
3680 | return err; | |
3681 | } | |
3682 | ||
48c13301 | 3683 | static int btusb_mtk_id_get(struct btusb_data *data, u32 reg, u32 *id) |
a1c49c43 | 3684 | { |
48c13301 | 3685 | return btusb_mtk_reg_read(data, reg, id); |
a1c49c43 SW |
3686 | } |
3687 | ||
3688 | static int btusb_mtk_setup(struct hci_dev *hdev) | |
3689 | { | |
3690 | struct btusb_data *data = hci_get_drvdata(hdev); | |
3691 | struct btmtk_hci_wmt_params wmt_params; | |
3692 | ktime_t calltime, delta, rettime; | |
3693 | struct btmtk_tci_sleep tci_sleep; | |
3694 | unsigned long long duration; | |
3695 | struct sk_buff *skb; | |
3696 | const char *fwname; | |
3697 | int err, status; | |
3698 | u32 dev_id; | |
fc342c4d | 3699 | char fw_bin_name[64]; |
201cf397 | 3700 | u32 fw_version = 0; |
a1c49c43 SW |
3701 | u8 param; |
3702 | ||
3703 | calltime = ktime_get(); | |
3704 | ||
48c13301 | 3705 | err = btusb_mtk_id_get(data, 0x80000008, &dev_id); |
a1c49c43 SW |
3706 | if (err < 0) { |
3707 | bt_dev_err(hdev, "Failed to get device id (%d)", err); | |
3708 | return err; | |
3709 | } | |
3710 | ||
fc342c4d MC |
3711 | if (!dev_id) { |
3712 | err = btusb_mtk_id_get(data, 0x70010200, &dev_id); | |
3713 | if (err < 0) { | |
3714 | bt_dev_err(hdev, "Failed to get device id (%d)", err); | |
3715 | return err; | |
3716 | } | |
3717 | err = btusb_mtk_id_get(data, 0x80021004, &fw_version); | |
3718 | if (err < 0) { | |
3719 | bt_dev_err(hdev, "Failed to get fw version (%d)", err); | |
3720 | return err; | |
3721 | } | |
3722 | } | |
3723 | ||
a1c49c43 | 3724 | switch (dev_id) { |
9ce67c32 SW |
3725 | case 0x7663: |
3726 | fwname = FIRMWARE_MT7663; | |
3727 | break; | |
a1c49c43 SW |
3728 | case 0x7668: |
3729 | fwname = FIRMWARE_MT7668; | |
3730 | break; | |
fc342c4d MC |
3731 | case 0x7961: |
3732 | snprintf(fw_bin_name, sizeof(fw_bin_name), | |
3733 | "mediatek/BT_RAM_CODE_MT%04x_1_%x_hdr.bin", | |
3734 | dev_id & 0xffff, (fw_version & 0xff) + 1); | |
3735 | err = btusb_mtk_setup_firmware_79xx(hdev, fw_bin_name); | |
3736 | ||
3737 | /* Enable Bluetooth protocol */ | |
3738 | param = 1; | |
3739 | wmt_params.op = BTMTK_WMT_FUNC_CTRL; | |
3740 | wmt_params.flag = 0; | |
3741 | wmt_params.dlen = sizeof(param); | |
3742 | wmt_params.data = ¶m; | |
3743 | wmt_params.status = NULL; | |
3744 | ||
3745 | err = btusb_mtk_hci_wmt_sync(hdev, &wmt_params); | |
3746 | if (err < 0) { | |
3747 | bt_dev_err(hdev, "Failed to send wmt func ctrl (%d)", err); | |
3748 | return err; | |
3749 | } | |
3750 | goto done; | |
a1c49c43 | 3751 | default: |
a297f565 | 3752 | bt_dev_err(hdev, "Unsupported hardware variant (%08x)", |
a1c49c43 SW |
3753 | dev_id); |
3754 | return -ENODEV; | |
3755 | } | |
3756 | ||
3757 | /* Query whether the firmware is already download */ | |
3758 | wmt_params.op = BTMTK_WMT_SEMAPHORE; | |
3759 | wmt_params.flag = 1; | |
3760 | wmt_params.dlen = 0; | |
3761 | wmt_params.data = NULL; | |
3762 | wmt_params.status = &status; | |
3763 | ||
3764 | err = btusb_mtk_hci_wmt_sync(hdev, &wmt_params); | |
3765 | if (err < 0) { | |
3766 | bt_dev_err(hdev, "Failed to query firmware status (%d)", err); | |
3767 | return err; | |
3768 | } | |
3769 | ||
3770 | if (status == BTMTK_WMT_PATCH_DONE) { | |
3771 | bt_dev_info(hdev, "firmware already downloaded"); | |
3772 | goto ignore_setup_fw; | |
3773 | } | |
3774 | ||
3775 | /* Setup a firmware which the device definitely requires */ | |
3776 | err = btusb_mtk_setup_firmware(hdev, fwname); | |
3777 | if (err < 0) | |
3778 | return err; | |
3779 | ||
3780 | ignore_setup_fw: | |
3781 | err = readx_poll_timeout(btusb_mtk_func_query, hdev, status, | |
3782 | status < 0 || status != BTMTK_WMT_ON_PROGRESS, | |
3783 | 2000, 5000000); | |
3784 | /* -ETIMEDOUT happens */ | |
3785 | if (err < 0) | |
3786 | return err; | |
3787 | ||
3788 | /* The other errors happen in btusb_mtk_func_query */ | |
3789 | if (status < 0) | |
3790 | return status; | |
3791 | ||
3792 | if (status == BTMTK_WMT_ON_DONE) { | |
3793 | bt_dev_info(hdev, "function already on"); | |
3794 | goto ignore_func_on; | |
3795 | } | |
3796 | ||
3797 | /* Enable Bluetooth protocol */ | |
3798 | param = 1; | |
3799 | wmt_params.op = BTMTK_WMT_FUNC_CTRL; | |
3800 | wmt_params.flag = 0; | |
3801 | wmt_params.dlen = sizeof(param); | |
3802 | wmt_params.data = ¶m; | |
3803 | wmt_params.status = NULL; | |
3804 | ||
3805 | err = btusb_mtk_hci_wmt_sync(hdev, &wmt_params); | |
3806 | if (err < 0) { | |
3807 | bt_dev_err(hdev, "Failed to send wmt func ctrl (%d)", err); | |
3808 | return err; | |
3809 | } | |
3810 | ||
3811 | ignore_func_on: | |
3812 | /* Apply the low power environment setup */ | |
3813 | tci_sleep.mode = 0x5; | |
3814 | tci_sleep.duration = cpu_to_le16(0x640); | |
3815 | tci_sleep.host_duration = cpu_to_le16(0x640); | |
3816 | tci_sleep.host_wakeup_pin = 0; | |
3817 | tci_sleep.time_compensation = 0; | |
3818 | ||
3819 | skb = __hci_cmd_sync(hdev, 0xfc7a, sizeof(tci_sleep), &tci_sleep, | |
3820 | HCI_INIT_TIMEOUT); | |
3821 | if (IS_ERR(skb)) { | |
3822 | err = PTR_ERR(skb); | |
3823 | bt_dev_err(hdev, "Failed to apply low power setting (%d)", err); | |
3824 | return err; | |
3825 | } | |
3826 | kfree_skb(skb); | |
3827 | ||
fc342c4d | 3828 | done: |
a1c49c43 SW |
3829 | rettime = ktime_get(); |
3830 | delta = ktime_sub(rettime, calltime); | |
3831 | duration = (unsigned long long)ktime_to_ns(delta) >> 10; | |
3832 | ||
3833 | bt_dev_info(hdev, "Device setup in %llu usecs", duration); | |
3834 | ||
3835 | return 0; | |
3836 | } | |
3837 | ||
3838 | static int btusb_mtk_shutdown(struct hci_dev *hdev) | |
3839 | { | |
3840 | struct btmtk_hci_wmt_params wmt_params; | |
3841 | u8 param = 0; | |
3842 | int err; | |
3843 | ||
3844 | /* Disable the device */ | |
3845 | wmt_params.op = BTMTK_WMT_FUNC_CTRL; | |
3846 | wmt_params.flag = 0; | |
3847 | wmt_params.dlen = sizeof(param); | |
3848 | wmt_params.data = ¶m; | |
3849 | wmt_params.status = NULL; | |
3850 | ||
3851 | err = btusb_mtk_hci_wmt_sync(hdev, &wmt_params); | |
3852 | if (err < 0) { | |
3853 | bt_dev_err(hdev, "Failed to send wmt func ctrl (%d)", err); | |
3854 | return err; | |
3855 | } | |
3856 | ||
3857 | return 0; | |
3858 | } | |
3859 | ||
9ce67c32 | 3860 | MODULE_FIRMWARE(FIRMWARE_MT7663); |
a1c49c43 | 3861 | MODULE_FIRMWARE(FIRMWARE_MT7668); |
a1c49c43 | 3862 | |
a4ccc9e3 RJ |
3863 | #ifdef CONFIG_PM |
3864 | /* Configure an out-of-band gpio as wake-up pin, if specified in device tree */ | |
3865 | static int marvell_config_oob_wake(struct hci_dev *hdev) | |
3866 | { | |
3867 | struct sk_buff *skb; | |
3868 | struct btusb_data *data = hci_get_drvdata(hdev); | |
3869 | struct device *dev = &data->udev->dev; | |
3870 | u16 pin, gap, opcode; | |
3871 | int ret; | |
3872 | u8 cmd[5]; | |
3873 | ||
3874 | /* Move on if no wakeup pin specified */ | |
3875 | if (of_property_read_u16(dev->of_node, "marvell,wakeup-pin", &pin) || | |
3876 | of_property_read_u16(dev->of_node, "marvell,wakeup-gap-ms", &gap)) | |
3877 | return 0; | |
3878 | ||
3879 | /* Vendor specific command to configure a GPIO as wake-up pin */ | |
3880 | opcode = hci_opcode_pack(0x3F, 0x59); | |
3881 | cmd[0] = opcode & 0xFF; | |
3882 | cmd[1] = opcode >> 8; | |
3883 | cmd[2] = 2; /* length of parameters that follow */ | |
3884 | cmd[3] = pin; | |
3885 | cmd[4] = gap; /* time in ms, for which wakeup pin should be asserted */ | |
3886 | ||
3887 | skb = bt_skb_alloc(sizeof(cmd), GFP_KERNEL); | |
3888 | if (!skb) { | |
d84fc2c9 | 3889 | bt_dev_err(hdev, "%s: No memory", __func__); |
a4ccc9e3 RJ |
3890 | return -ENOMEM; |
3891 | } | |
3892 | ||
59ae1d12 | 3893 | skb_put_data(skb, cmd, sizeof(cmd)); |
a4ccc9e3 RJ |
3894 | hci_skb_pkt_type(skb) = HCI_COMMAND_PKT; |
3895 | ||
3896 | ret = btusb_send_frame(hdev, skb); | |
3897 | if (ret) { | |
d84fc2c9 | 3898 | bt_dev_err(hdev, "%s: configuration failed", __func__); |
a4ccc9e3 RJ |
3899 | kfree_skb(skb); |
3900 | return ret; | |
3901 | } | |
3902 | ||
3903 | return 0; | |
3904 | } | |
3905 | #endif | |
3906 | ||
ae8df494 AK |
3907 | static int btusb_set_bdaddr_marvell(struct hci_dev *hdev, |
3908 | const bdaddr_t *bdaddr) | |
3909 | { | |
3910 | struct sk_buff *skb; | |
3911 | u8 buf[8]; | |
3912 | long ret; | |
3913 | ||
3914 | buf[0] = 0xfe; | |
3915 | buf[1] = sizeof(bdaddr_t); | |
3916 | memcpy(buf + 2, bdaddr, sizeof(bdaddr_t)); | |
3917 | ||
3918 | skb = __hci_cmd_sync(hdev, 0xfc22, sizeof(buf), buf, HCI_INIT_TIMEOUT); | |
3919 | if (IS_ERR(skb)) { | |
3920 | ret = PTR_ERR(skb); | |
2064ee33 MH |
3921 | bt_dev_err(hdev, "changing Marvell device address failed (%ld)", |
3922 | ret); | |
ae8df494 AK |
3923 | return ret; |
3924 | } | |
3925 | kfree_skb(skb); | |
3926 | ||
3927 | return 0; | |
3928 | } | |
3929 | ||
5859223e TK |
3930 | static int btusb_set_bdaddr_ath3012(struct hci_dev *hdev, |
3931 | const bdaddr_t *bdaddr) | |
3932 | { | |
3933 | struct sk_buff *skb; | |
3934 | u8 buf[10]; | |
3935 | long ret; | |
3936 | ||
3937 | buf[0] = 0x01; | |
3938 | buf[1] = 0x01; | |
3939 | buf[2] = 0x00; | |
3940 | buf[3] = sizeof(bdaddr_t); | |
3941 | memcpy(buf + 4, bdaddr, sizeof(bdaddr_t)); | |
3942 | ||
3943 | skb = __hci_cmd_sync(hdev, 0xfc0b, sizeof(buf), buf, HCI_INIT_TIMEOUT); | |
3944 | if (IS_ERR(skb)) { | |
3945 | ret = PTR_ERR(skb); | |
2064ee33 | 3946 | bt_dev_err(hdev, "Change address command failed (%ld)", ret); |
5859223e TK |
3947 | return ret; |
3948 | } | |
3949 | kfree_skb(skb); | |
3950 | ||
3951 | return 0; | |
3952 | } | |
3953 | ||
b40f58b9 RL |
3954 | static int btusb_set_bdaddr_wcn6855(struct hci_dev *hdev, |
3955 | const bdaddr_t *bdaddr) | |
3956 | { | |
3957 | struct sk_buff *skb; | |
3958 | u8 buf[6]; | |
3959 | long ret; | |
3960 | ||
3961 | memcpy(buf, bdaddr, sizeof(bdaddr_t)); | |
3962 | ||
3963 | skb = __hci_cmd_sync_ev(hdev, 0xfc14, sizeof(buf), buf, | |
3964 | HCI_EV_CMD_COMPLETE, HCI_INIT_TIMEOUT); | |
3965 | if (IS_ERR(skb)) { | |
3966 | ret = PTR_ERR(skb); | |
3967 | bt_dev_err(hdev, "Change address command failed (%ld)", ret); | |
3968 | return ret; | |
3969 | } | |
3970 | kfree_skb(skb); | |
3971 | ||
3972 | return 0; | |
3973 | } | |
3974 | ||
3267c884 KBYT |
3975 | #define QCA_DFU_PACKET_LEN 4096 |
3976 | ||
3977 | #define QCA_GET_TARGET_VERSION 0x09 | |
3978 | #define QCA_CHECK_STATUS 0x05 | |
3979 | #define QCA_DFU_DOWNLOAD 0x01 | |
3980 | ||
3981 | #define QCA_SYSCFG_UPDATED 0x40 | |
3982 | #define QCA_PATCH_UPDATED 0x80 | |
3983 | #define QCA_DFU_TIMEOUT 3000 | |
ef2862a1 | 3984 | #define QCA_FLAG_MULTI_NVM 0x80 |
3267c884 KBYT |
3985 | |
3986 | struct qca_version { | |
3987 | __le32 rom_version; | |
3988 | __le32 patch_version; | |
3989 | __le32 ram_version; | |
ef2862a1 TJ |
3990 | __le16 board_id; |
3991 | __le16 flag; | |
3267c884 KBYT |
3992 | __u8 reserved[4]; |
3993 | } __packed; | |
3994 | ||
3995 | struct qca_rampatch_version { | |
b40f58b9 RL |
3996 | __le16 rom_version_high; |
3997 | __le16 rom_version_low; | |
3267c884 KBYT |
3998 | __le16 patch_version; |
3999 | } __packed; | |
4000 | ||
4001 | struct qca_device_info { | |
bf906b3d KBYT |
4002 | u32 rom_version; |
4003 | u8 rampatch_hdr; /* length of header in rampatch */ | |
4004 | u8 nvm_hdr; /* length of header in NVM */ | |
4005 | u8 ver_offset; /* offset of version structure in rampatch */ | |
3267c884 KBYT |
4006 | }; |
4007 | ||
4008 | static const struct qca_device_info qca_devices_table[] = { | |
b40f58b9 RL |
4009 | { 0x00000100, 20, 4, 8 }, /* Rome 1.0 */ |
4010 | { 0x00000101, 20, 4, 8 }, /* Rome 1.1 */ | |
4011 | { 0x00000200, 28, 4, 16 }, /* Rome 2.0 */ | |
4012 | { 0x00000201, 28, 4, 16 }, /* Rome 2.1 */ | |
4013 | { 0x00000300, 28, 4, 16 }, /* Rome 3.0 */ | |
4014 | { 0x00000302, 28, 4, 16 }, /* Rome 3.2 */ | |
4015 | { 0x00130100, 40, 4, 16 }, /* WCN6855 1.0 */ | |
4016 | { 0x00130200, 40, 4, 16 }, /* WCN6855 2.0 */ | |
3267c884 KBYT |
4017 | }; |
4018 | ||
803cdb8c | 4019 | static int btusb_qca_send_vendor_req(struct usb_device *udev, u8 request, |
3267c884 KBYT |
4020 | void *data, u16 size) |
4021 | { | |
3267c884 KBYT |
4022 | int pipe, err; |
4023 | u8 *buf; | |
4024 | ||
4025 | buf = kmalloc(size, GFP_KERNEL); | |
4026 | if (!buf) | |
4027 | return -ENOMEM; | |
4028 | ||
4029 | /* Found some of USB hosts have IOT issues with ours so that we should | |
4030 | * not wait until HCI layer is ready. | |
4031 | */ | |
4032 | pipe = usb_rcvctrlpipe(udev, 0); | |
4033 | err = usb_control_msg(udev, pipe, request, USB_TYPE_VENDOR | USB_DIR_IN, | |
4034 | 0, 0, buf, size, USB_CTRL_SET_TIMEOUT); | |
4035 | if (err < 0) { | |
803cdb8c | 4036 | dev_err(&udev->dev, "Failed to access otp area (%d)", err); |
3267c884 KBYT |
4037 | goto done; |
4038 | } | |
4039 | ||
4040 | memcpy(data, buf, size); | |
4041 | ||
4042 | done: | |
4043 | kfree(buf); | |
4044 | ||
4045 | return err; | |
4046 | } | |
4047 | ||
4048 | static int btusb_setup_qca_download_fw(struct hci_dev *hdev, | |
4049 | const struct firmware *firmware, | |
4050 | size_t hdr_size) | |
4051 | { | |
4052 | struct btusb_data *btdata = hci_get_drvdata(hdev); | |
4053 | struct usb_device *udev = btdata->udev; | |
4054 | size_t count, size, sent = 0; | |
4055 | int pipe, len, err; | |
4056 | u8 *buf; | |
4057 | ||
4058 | buf = kmalloc(QCA_DFU_PACKET_LEN, GFP_KERNEL); | |
4059 | if (!buf) | |
4060 | return -ENOMEM; | |
4061 | ||
4062 | count = firmware->size; | |
4063 | ||
4064 | size = min_t(size_t, count, hdr_size); | |
4065 | memcpy(buf, firmware->data, size); | |
4066 | ||
4067 | /* USB patches should go down to controller through USB path | |
4068 | * because binary format fits to go down through USB channel. | |
4069 | * USB control path is for patching headers and USB bulk is for | |
4070 | * patch body. | |
4071 | */ | |
4072 | pipe = usb_sndctrlpipe(udev, 0); | |
4073 | err = usb_control_msg(udev, pipe, QCA_DFU_DOWNLOAD, USB_TYPE_VENDOR, | |
4074 | 0, 0, buf, size, USB_CTRL_SET_TIMEOUT); | |
4075 | if (err < 0) { | |
2064ee33 | 4076 | bt_dev_err(hdev, "Failed to send headers (%d)", err); |
3267c884 KBYT |
4077 | goto done; |
4078 | } | |
4079 | ||
4080 | sent += size; | |
4081 | count -= size; | |
4082 | ||
4f00bfb3 TJ |
4083 | /* ep2 need time to switch from function acl to function dfu, |
4084 | * so we add 20ms delay here. | |
4085 | */ | |
4086 | msleep(20); | |
4087 | ||
3267c884 KBYT |
4088 | while (count) { |
4089 | size = min_t(size_t, count, QCA_DFU_PACKET_LEN); | |
4090 | ||
4091 | memcpy(buf, firmware->data + sent, size); | |
4092 | ||
4093 | pipe = usb_sndbulkpipe(udev, 0x02); | |
4094 | err = usb_bulk_msg(udev, pipe, buf, size, &len, | |
4095 | QCA_DFU_TIMEOUT); | |
4096 | if (err < 0) { | |
2064ee33 MH |
4097 | bt_dev_err(hdev, "Failed to send body at %zd of %zd (%d)", |
4098 | sent, firmware->size, err); | |
3267c884 KBYT |
4099 | break; |
4100 | } | |
4101 | ||
4102 | if (size != len) { | |
2064ee33 | 4103 | bt_dev_err(hdev, "Failed to get bulk buffer"); |
3267c884 KBYT |
4104 | err = -EILSEQ; |
4105 | break; | |
4106 | } | |
4107 | ||
4108 | sent += size; | |
4109 | count -= size; | |
4110 | } | |
4111 | ||
4112 | done: | |
4113 | kfree(buf); | |
4114 | return err; | |
4115 | } | |
4116 | ||
4117 | static int btusb_setup_qca_load_rampatch(struct hci_dev *hdev, | |
4118 | struct qca_version *ver, | |
4119 | const struct qca_device_info *info) | |
4120 | { | |
4121 | struct qca_rampatch_version *rver; | |
4122 | const struct firmware *fw; | |
b40f58b9 RL |
4123 | u32 ver_rom, ver_patch, rver_rom; |
4124 | u16 rver_rom_low, rver_rom_high, rver_patch; | |
3267c884 KBYT |
4125 | char fwname[64]; |
4126 | int err; | |
4127 | ||
bf906b3d KBYT |
4128 | ver_rom = le32_to_cpu(ver->rom_version); |
4129 | ver_patch = le32_to_cpu(ver->patch_version); | |
4130 | ||
4131 | snprintf(fwname, sizeof(fwname), "qca/rampatch_usb_%08x.bin", ver_rom); | |
3267c884 KBYT |
4132 | |
4133 | err = request_firmware(&fw, fwname, &hdev->dev); | |
4134 | if (err) { | |
2064ee33 MH |
4135 | bt_dev_err(hdev, "failed to request rampatch file: %s (%d)", |
4136 | fwname, err); | |
3267c884 KBYT |
4137 | return err; |
4138 | } | |
4139 | ||
2064ee33 | 4140 | bt_dev_info(hdev, "using rampatch file: %s", fwname); |
bf906b3d | 4141 | |
3267c884 | 4142 | rver = (struct qca_rampatch_version *)(fw->data + info->ver_offset); |
b40f58b9 | 4143 | rver_rom_low = le16_to_cpu(rver->rom_version_low); |
bf906b3d KBYT |
4144 | rver_patch = le16_to_cpu(rver->patch_version); |
4145 | ||
b40f58b9 RL |
4146 | if (ver_rom & ~0xffffU) { |
4147 | rver_rom_high = le16_to_cpu(rver->rom_version_high); | |
4148 | rver_rom = le32_to_cpu(rver_rom_high << 16 | rver_rom_low); | |
4149 | } else { | |
4150 | rver_rom = rver_rom_low; | |
4151 | } | |
4152 | ||
2064ee33 MH |
4153 | bt_dev_info(hdev, "QCA: patch rome 0x%x build 0x%x, " |
4154 | "firmware rome 0x%x build 0x%x", | |
4155 | rver_rom, rver_patch, ver_rom, ver_patch); | |
3267c884 | 4156 | |
bf906b3d | 4157 | if (rver_rom != ver_rom || rver_patch <= ver_patch) { |
2064ee33 | 4158 | bt_dev_err(hdev, "rampatch file version did not match with firmware"); |
3267c884 KBYT |
4159 | err = -EINVAL; |
4160 | goto done; | |
4161 | } | |
4162 | ||
4163 | err = btusb_setup_qca_download_fw(hdev, fw, info->rampatch_hdr); | |
4164 | ||
4165 | done: | |
4166 | release_firmware(fw); | |
4167 | ||
4168 | return err; | |
4169 | } | |
4170 | ||
4171 | static int btusb_setup_qca_load_nvm(struct hci_dev *hdev, | |
4172 | struct qca_version *ver, | |
4173 | const struct qca_device_info *info) | |
4174 | { | |
4175 | const struct firmware *fw; | |
4176 | char fwname[64]; | |
4177 | int err; | |
4178 | ||
ef2862a1 | 4179 | if (((ver->flag >> 8) & 0xff) == QCA_FLAG_MULTI_NVM) { |
ca17a5cc TJ |
4180 | /* if boardid equal 0, use default nvm without surfix */ |
4181 | if (le16_to_cpu(ver->board_id) == 0x0) { | |
4182 | snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x.bin", | |
4183 | le32_to_cpu(ver->rom_version)); | |
4184 | } else { | |
4185 | snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x_%04x.bin", | |
4186 | le32_to_cpu(ver->rom_version), | |
4187 | le16_to_cpu(ver->board_id)); | |
4188 | } | |
ef2862a1 TJ |
4189 | } else { |
4190 | snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x.bin", | |
4191 | le32_to_cpu(ver->rom_version)); | |
4192 | } | |
3267c884 KBYT |
4193 | |
4194 | err = request_firmware(&fw, fwname, &hdev->dev); | |
4195 | if (err) { | |
2064ee33 MH |
4196 | bt_dev_err(hdev, "failed to request NVM file: %s (%d)", |
4197 | fwname, err); | |
3267c884 KBYT |
4198 | return err; |
4199 | } | |
4200 | ||
2064ee33 | 4201 | bt_dev_info(hdev, "using NVM file: %s", fwname); |
3267c884 KBYT |
4202 | |
4203 | err = btusb_setup_qca_download_fw(hdev, fw, info->nvm_hdr); | |
4204 | ||
4205 | release_firmware(fw); | |
4206 | ||
4207 | return err; | |
4208 | } | |
4209 | ||
803cdb8c TI |
4210 | /* identify the ROM version and check whether patches are needed */ |
4211 | static bool btusb_qca_need_patch(struct usb_device *udev) | |
4212 | { | |
4213 | struct qca_version ver; | |
4214 | ||
4215 | if (btusb_qca_send_vendor_req(udev, QCA_GET_TARGET_VERSION, &ver, | |
4216 | sizeof(ver)) < 0) | |
4217 | return false; | |
4218 | /* only low ROM versions need patches */ | |
4219 | return !(le32_to_cpu(ver.rom_version) & ~0xffffU); | |
4220 | } | |
4221 | ||
3267c884 KBYT |
4222 | static int btusb_setup_qca(struct hci_dev *hdev) |
4223 | { | |
803cdb8c TI |
4224 | struct btusb_data *btdata = hci_get_drvdata(hdev); |
4225 | struct usb_device *udev = btdata->udev; | |
3267c884 KBYT |
4226 | const struct qca_device_info *info = NULL; |
4227 | struct qca_version ver; | |
bf906b3d | 4228 | u32 ver_rom; |
3267c884 KBYT |
4229 | u8 status; |
4230 | int i, err; | |
4231 | ||
803cdb8c | 4232 | err = btusb_qca_send_vendor_req(udev, QCA_GET_TARGET_VERSION, &ver, |
eb50042f | 4233 | sizeof(ver)); |
3267c884 KBYT |
4234 | if (err < 0) |
4235 | return err; | |
4236 | ||
bf906b3d | 4237 | ver_rom = le32_to_cpu(ver.rom_version); |
803cdb8c | 4238 | |
3267c884 | 4239 | for (i = 0; i < ARRAY_SIZE(qca_devices_table); i++) { |
bf906b3d | 4240 | if (ver_rom == qca_devices_table[i].rom_version) |
3267c884 KBYT |
4241 | info = &qca_devices_table[i]; |
4242 | } | |
4243 | if (!info) { | |
234f414e HW |
4244 | /* If the rom_version is not matched in the qca_devices_table |
4245 | * and the high ROM version is not zero, we assume this chip no | |
4246 | * need to load the rampatch and nvm. | |
4247 | */ | |
4248 | if (ver_rom & ~0xffffU) | |
4249 | return 0; | |
4250 | ||
2064ee33 | 4251 | bt_dev_err(hdev, "don't support firmware rome 0x%x", ver_rom); |
3267c884 KBYT |
4252 | return -ENODEV; |
4253 | } | |
4254 | ||
803cdb8c | 4255 | err = btusb_qca_send_vendor_req(udev, QCA_CHECK_STATUS, &status, |
3267c884 KBYT |
4256 | sizeof(status)); |
4257 | if (err < 0) | |
4258 | return err; | |
4259 | ||
4260 | if (!(status & QCA_PATCH_UPDATED)) { | |
4261 | err = btusb_setup_qca_load_rampatch(hdev, &ver, info); | |
4262 | if (err < 0) | |
4263 | return err; | |
4264 | } | |
4265 | ||
ef2862a1 TJ |
4266 | err = btusb_qca_send_vendor_req(udev, QCA_GET_TARGET_VERSION, &ver, |
4267 | sizeof(ver)); | |
4268 | if (err < 0) | |
4269 | return err; | |
4270 | ||
3267c884 KBYT |
4271 | if (!(status & QCA_SYSCFG_UPDATED)) { |
4272 | err = btusb_setup_qca_load_nvm(hdev, &ver, info); | |
4273 | if (err < 0) | |
4274 | return err; | |
4275 | } | |
4276 | ||
4277 | return 0; | |
4278 | } | |
4279 | ||
9d08f504 MH |
4280 | static inline int __set_diag_interface(struct hci_dev *hdev) |
4281 | { | |
4282 | struct btusb_data *data = hci_get_drvdata(hdev); | |
4283 | struct usb_interface *intf = data->diag; | |
4284 | int i; | |
4285 | ||
4286 | if (!data->diag) | |
4287 | return -ENODEV; | |
4288 | ||
4289 | data->diag_tx_ep = NULL; | |
4290 | data->diag_rx_ep = NULL; | |
4291 | ||
4292 | for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++) { | |
4293 | struct usb_endpoint_descriptor *ep_desc; | |
4294 | ||
4295 | ep_desc = &intf->cur_altsetting->endpoint[i].desc; | |
4296 | ||
4297 | if (!data->diag_tx_ep && usb_endpoint_is_bulk_out(ep_desc)) { | |
4298 | data->diag_tx_ep = ep_desc; | |
4299 | continue; | |
4300 | } | |
4301 | ||
4302 | if (!data->diag_rx_ep && usb_endpoint_is_bulk_in(ep_desc)) { | |
4303 | data->diag_rx_ep = ep_desc; | |
4304 | continue; | |
4305 | } | |
4306 | } | |
4307 | ||
4308 | if (!data->diag_tx_ep || !data->diag_rx_ep) { | |
2064ee33 | 4309 | bt_dev_err(hdev, "invalid diagnostic descriptors"); |
9d08f504 MH |
4310 | return -ENODEV; |
4311 | } | |
4312 | ||
4313 | return 0; | |
4314 | } | |
4315 | ||
4316 | static struct urb *alloc_diag_urb(struct hci_dev *hdev, bool enable) | |
4317 | { | |
4318 | struct btusb_data *data = hci_get_drvdata(hdev); | |
4319 | struct sk_buff *skb; | |
4320 | struct urb *urb; | |
4321 | unsigned int pipe; | |
4322 | ||
4323 | if (!data->diag_tx_ep) | |
4324 | return ERR_PTR(-ENODEV); | |
4325 | ||
4326 | urb = usb_alloc_urb(0, GFP_KERNEL); | |
4327 | if (!urb) | |
4328 | return ERR_PTR(-ENOMEM); | |
4329 | ||
4330 | skb = bt_skb_alloc(2, GFP_KERNEL); | |
4331 | if (!skb) { | |
4332 | usb_free_urb(urb); | |
4333 | return ERR_PTR(-ENOMEM); | |
4334 | } | |
4335 | ||
634fef61 JB |
4336 | skb_put_u8(skb, 0xf0); |
4337 | skb_put_u8(skb, enable); | |
9d08f504 MH |
4338 | |
4339 | pipe = usb_sndbulkpipe(data->udev, data->diag_tx_ep->bEndpointAddress); | |
4340 | ||
4341 | usb_fill_bulk_urb(urb, data->udev, pipe, | |
4342 | skb->data, skb->len, btusb_tx_complete, skb); | |
4343 | ||
4344 | skb->dev = (void *)hdev; | |
4345 | ||
4346 | return urb; | |
4347 | } | |
4348 | ||
4349 | static int btusb_bcm_set_diag(struct hci_dev *hdev, bool enable) | |
4350 | { | |
4351 | struct btusb_data *data = hci_get_drvdata(hdev); | |
4352 | struct urb *urb; | |
4353 | ||
4354 | if (!data->diag) | |
4355 | return -ENODEV; | |
4356 | ||
4357 | if (!test_bit(HCI_RUNNING, &hdev->flags)) | |
4358 | return -ENETDOWN; | |
4359 | ||
4360 | urb = alloc_diag_urb(hdev, enable); | |
4361 | if (IS_ERR(urb)) | |
4362 | return PTR_ERR(urb); | |
4363 | ||
4364 | return submit_or_queue_tx_urb(hdev, urb); | |
4365 | } | |
9d08f504 | 4366 | |
fd913ef7 RJ |
4367 | #ifdef CONFIG_PM |
4368 | static irqreturn_t btusb_oob_wake_handler(int irq, void *priv) | |
4369 | { | |
4370 | struct btusb_data *data = priv; | |
4371 | ||
4372 | pm_wakeup_event(&data->udev->dev, 0); | |
017789f3 | 4373 | pm_system_wakeup(); |
fd913ef7 RJ |
4374 | |
4375 | /* Disable only if not already disabled (keep it balanced) */ | |
4376 | if (test_and_clear_bit(BTUSB_OOB_WAKE_ENABLED, &data->flags)) { | |
4377 | disable_irq_nosync(irq); | |
4378 | disable_irq_wake(irq); | |
4379 | } | |
4380 | return IRQ_HANDLED; | |
4381 | } | |
4382 | ||
4383 | static const struct of_device_id btusb_match_table[] = { | |
4384 | { .compatible = "usb1286,204e" }, | |
4c409af0 BN |
4385 | { .compatible = "usbcf3,e300" }, /* QCA6174A */ |
4386 | { .compatible = "usb4ca,301a" }, /* QCA6174A (Lite-On) */ | |
fd913ef7 RJ |
4387 | { } |
4388 | }; | |
4389 | MODULE_DEVICE_TABLE(of, btusb_match_table); | |
4390 | ||
4391 | /* Use an oob wakeup pin? */ | |
4392 | static int btusb_config_oob_wake(struct hci_dev *hdev) | |
4393 | { | |
4394 | struct btusb_data *data = hci_get_drvdata(hdev); | |
4395 | struct device *dev = &data->udev->dev; | |
4396 | int irq, ret; | |
4397 | ||
4398 | clear_bit(BTUSB_OOB_WAKE_ENABLED, &data->flags); | |
4399 | ||
4400 | if (!of_match_device(btusb_match_table, dev)) | |
4401 | return 0; | |
4402 | ||
4403 | /* Move on if no IRQ specified */ | |
4404 | irq = of_irq_get_byname(dev->of_node, "wakeup"); | |
4405 | if (irq <= 0) { | |
4406 | bt_dev_dbg(hdev, "%s: no OOB Wakeup IRQ in DT", __func__); | |
4407 | return 0; | |
4408 | } | |
4409 | ||
771acc7e | 4410 | irq_set_status_flags(irq, IRQ_NOAUTOEN); |
fd913ef7 RJ |
4411 | ret = devm_request_irq(&hdev->dev, irq, btusb_oob_wake_handler, |
4412 | 0, "OOB Wake-on-BT", data); | |
4413 | if (ret) { | |
4414 | bt_dev_err(hdev, "%s: IRQ request failed", __func__); | |
4415 | return ret; | |
4416 | } | |
4417 | ||
4418 | ret = device_init_wakeup(dev, true); | |
4419 | if (ret) { | |
4420 | bt_dev_err(hdev, "%s: failed to init_wakeup", __func__); | |
4421 | return ret; | |
4422 | } | |
4423 | ||
4424 | data->oob_wake_irq = irq; | |
fd913ef7 RJ |
4425 | bt_dev_info(hdev, "OOB Wake-on-BT configured at IRQ %u", irq); |
4426 | return 0; | |
4427 | } | |
4428 | #endif | |
4429 | ||
fc549102 HG |
4430 | static void btusb_check_needs_reset_resume(struct usb_interface *intf) |
4431 | { | |
4432 | if (dmi_check_system(btusb_needs_reset_resume_table)) | |
4433 | interface_to_usbdev(intf)->quirks |= USB_QUIRK_RESET_RESUME; | |
4434 | } | |
4435 | ||
b7d0bf11 APS |
4436 | static bool btusb_prevent_wake(struct hci_dev *hdev) |
4437 | { | |
4438 | struct btusb_data *data = hci_get_drvdata(hdev); | |
4439 | ||
34a68655 APS |
4440 | if (test_bit(BTUSB_WAKEUP_DISABLE, &data->flags)) |
4441 | return true; | |
4442 | ||
b7d0bf11 APS |
4443 | return !device_may_wakeup(&data->udev->dev); |
4444 | } | |
4445 | ||
3b0d5250 TJ |
4446 | static int btusb_shutdown_qca(struct hci_dev *hdev) |
4447 | { | |
4448 | struct sk_buff *skb; | |
4449 | ||
4450 | skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT); | |
4451 | if (IS_ERR(skb)) { | |
4452 | bt_dev_err(hdev, "HCI reset during shutdown failed"); | |
4453 | return PTR_ERR(skb); | |
4454 | } | |
4455 | kfree_skb(skb); | |
4456 | ||
4457 | return 0; | |
4458 | } | |
4459 | ||
5e23b923 | 4460 | static int btusb_probe(struct usb_interface *intf, |
89e7533d | 4461 | const struct usb_device_id *id) |
5e23b923 MH |
4462 | { |
4463 | struct usb_endpoint_descriptor *ep_desc; | |
dc786b2c | 4464 | struct gpio_desc *reset_gpio; |
5e23b923 MH |
4465 | struct btusb_data *data; |
4466 | struct hci_dev *hdev; | |
22f8e9db | 4467 | unsigned ifnum_base; |
5e23b923 MH |
4468 | int i, err; |
4469 | ||
4470 | BT_DBG("intf %p id %p", intf, id); | |
4471 | ||
cfeb4145 | 4472 | /* interface numbers are hardcoded in the spec */ |
22f8e9db MH |
4473 | if (intf->cur_altsetting->desc.bInterfaceNumber != 0) { |
4474 | if (!(id->driver_info & BTUSB_IFNUM_2)) | |
4475 | return -ENODEV; | |
4476 | if (intf->cur_altsetting->desc.bInterfaceNumber != 2) | |
4477 | return -ENODEV; | |
4478 | } | |
4479 | ||
4480 | ifnum_base = intf->cur_altsetting->desc.bInterfaceNumber; | |
5e23b923 MH |
4481 | |
4482 | if (!id->driver_info) { | |
4483 | const struct usb_device_id *match; | |
89e7533d | 4484 | |
5e23b923 MH |
4485 | match = usb_match_id(intf, blacklist_table); |
4486 | if (match) | |
4487 | id = match; | |
4488 | } | |
4489 | ||
cfeb4145 MH |
4490 | if (id->driver_info == BTUSB_IGNORE) |
4491 | return -ENODEV; | |
4492 | ||
2d25f8b4 SL |
4493 | if (id->driver_info & BTUSB_ATH3012) { |
4494 | struct usb_device *udev = interface_to_usbdev(intf); | |
4495 | ||
4496 | /* Old firmware would otherwise let ath3k driver load | |
d98422cb DR |
4497 | * patch and sysconfig files |
4498 | */ | |
803cdb8c TI |
4499 | if (le16_to_cpu(udev->descriptor.bcdDevice) <= 0x0001 && |
4500 | !btusb_qca_need_patch(udev)) | |
2d25f8b4 SL |
4501 | return -ENODEV; |
4502 | } | |
4503 | ||
98921dbd | 4504 | data = devm_kzalloc(&intf->dev, sizeof(*data), GFP_KERNEL); |
5e23b923 MH |
4505 | if (!data) |
4506 | return -ENOMEM; | |
4507 | ||
4508 | for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++) { | |
4509 | ep_desc = &intf->cur_altsetting->endpoint[i].desc; | |
4510 | ||
4511 | if (!data->intr_ep && usb_endpoint_is_int_in(ep_desc)) { | |
4512 | data->intr_ep = ep_desc; | |
4513 | continue; | |
4514 | } | |
4515 | ||
4516 | if (!data->bulk_tx_ep && usb_endpoint_is_bulk_out(ep_desc)) { | |
4517 | data->bulk_tx_ep = ep_desc; | |
4518 | continue; | |
4519 | } | |
4520 | ||
4521 | if (!data->bulk_rx_ep && usb_endpoint_is_bulk_in(ep_desc)) { | |
4522 | data->bulk_rx_ep = ep_desc; | |
4523 | continue; | |
4524 | } | |
4525 | } | |
4526 | ||
98921dbd | 4527 | if (!data->intr_ep || !data->bulk_tx_ep || !data->bulk_rx_ep) |
5e23b923 | 4528 | return -ENODEV; |
5e23b923 | 4529 | |
893ba544 MH |
4530 | if (id->driver_info & BTUSB_AMP) { |
4531 | data->cmdreq_type = USB_TYPE_CLASS | 0x01; | |
4532 | data->cmdreq = 0x2b; | |
4533 | } else { | |
4534 | data->cmdreq_type = USB_TYPE_CLASS; | |
4535 | data->cmdreq = 0x00; | |
4536 | } | |
7a9d4020 | 4537 | |
5e23b923 | 4538 | data->udev = interface_to_usbdev(intf); |
5fbcd260 | 4539 | data->intf = intf; |
5e23b923 | 4540 | |
5e23b923 | 4541 | INIT_WORK(&data->work, btusb_work); |
7bee549e | 4542 | INIT_WORK(&data->waker, btusb_waker); |
803b5836 MH |
4543 | init_usb_anchor(&data->deferred); |
4544 | init_usb_anchor(&data->tx_anchor); | |
7bee549e | 4545 | spin_lock_init(&data->txlock); |
5e23b923 | 4546 | |
5e23b923 MH |
4547 | init_usb_anchor(&data->intr_anchor); |
4548 | init_usb_anchor(&data->bulk_anchor); | |
9bfa35fe | 4549 | init_usb_anchor(&data->isoc_anchor); |
9d08f504 | 4550 | init_usb_anchor(&data->diag_anchor); |
a1c49c43 | 4551 | init_usb_anchor(&data->ctrl_anchor); |
803b5836 | 4552 | spin_lock_init(&data->rxlock); |
5e23b923 | 4553 | |
cda0dd78 MH |
4554 | if (id->driver_info & BTUSB_INTEL_NEW) { |
4555 | data->recv_event = btusb_recv_event_intel; | |
4556 | data->recv_bulk = btusb_recv_bulk_intel; | |
4557 | set_bit(BTUSB_BOOTLOADER, &data->flags); | |
4558 | } else { | |
4559 | data->recv_event = hci_recv_frame; | |
4560 | data->recv_bulk = btusb_recv_bulk; | |
4561 | } | |
2cbd3f5c | 4562 | |
5e23b923 | 4563 | hdev = hci_alloc_dev(); |
98921dbd | 4564 | if (!hdev) |
5e23b923 | 4565 | return -ENOMEM; |
5e23b923 | 4566 | |
c13854ce | 4567 | hdev->bus = HCI_USB; |
155961e8 | 4568 | hci_set_drvdata(hdev, data); |
5e23b923 | 4569 | |
893ba544 MH |
4570 | if (id->driver_info & BTUSB_AMP) |
4571 | hdev->dev_type = HCI_AMP; | |
4572 | else | |
ca8bee5d | 4573 | hdev->dev_type = HCI_PRIMARY; |
893ba544 | 4574 | |
5e23b923 MH |
4575 | data->hdev = hdev; |
4576 | ||
4577 | SET_HCIDEV_DEV(hdev, &intf->dev); | |
4578 | ||
dc786b2c RJ |
4579 | reset_gpio = gpiod_get_optional(&data->udev->dev, "reset", |
4580 | GPIOD_OUT_LOW); | |
4581 | if (IS_ERR(reset_gpio)) { | |
4582 | err = PTR_ERR(reset_gpio); | |
4583 | goto out_free_dev; | |
4584 | } else if (reset_gpio) { | |
4585 | data->reset_gpio = reset_gpio; | |
4586 | } | |
4587 | ||
9f8f962c MH |
4588 | hdev->open = btusb_open; |
4589 | hdev->close = btusb_close; | |
4590 | hdev->flush = btusb_flush; | |
4591 | hdev->send = btusb_send_frame; | |
4592 | hdev->notify = btusb_notify; | |
b7d0bf11 | 4593 | hdev->prevent_wake = btusb_prevent_wake; |
9f8f962c | 4594 | |
fd913ef7 RJ |
4595 | #ifdef CONFIG_PM |
4596 | err = btusb_config_oob_wake(hdev); | |
4597 | if (err) | |
4598 | goto out_free_dev; | |
a4ccc9e3 RJ |
4599 | |
4600 | /* Marvell devices may need a specific chip configuration */ | |
4601 | if (id->driver_info & BTUSB_MARVELL && data->oob_wake_irq) { | |
4602 | err = marvell_config_oob_wake(hdev); | |
4603 | if (err) | |
4604 | goto out_free_dev; | |
4605 | } | |
fd913ef7 | 4606 | #endif |
418678b0 SJ |
4607 | if (id->driver_info & BTUSB_CW6622) |
4608 | set_bit(HCI_QUIRK_BROKEN_STORED_LINK_KEY, &hdev->quirks); | |
4609 | ||
6c9d435d MH |
4610 | if (id->driver_info & BTUSB_BCM2045) |
4611 | set_bit(HCI_QUIRK_BROKEN_STORED_LINK_KEY, &hdev->quirks); | |
4612 | ||
9f8f962c MH |
4613 | if (id->driver_info & BTUSB_BCM92035) |
4614 | hdev->setup = btusb_setup_bcm92035; | |
5e23b923 | 4615 | |
c0a21a52 MH |
4616 | if (IS_ENABLED(CONFIG_BT_HCIBTUSB_BCM) && |
4617 | (id->driver_info & BTUSB_BCM_PATCHRAM)) { | |
49a5f782 | 4618 | hdev->manufacturer = 15; |
c2bfb100 | 4619 | hdev->setup = btbcm_setup_patchram; |
9d08f504 | 4620 | hdev->set_diag = btusb_bcm_set_diag; |
1df1f591 | 4621 | hdev->set_bdaddr = btbcm_set_bdaddr; |
9d08f504 MH |
4622 | |
4623 | /* Broadcom LM_DIAG Interface numbers are hardcoded */ | |
22f8e9db | 4624 | data->diag = usb_ifnum_to_if(data->udev, ifnum_base + 2); |
abbaf50e | 4625 | } |
10d4c673 | 4626 | |
c0a21a52 MH |
4627 | if (IS_ENABLED(CONFIG_BT_HCIBTUSB_BCM) && |
4628 | (id->driver_info & BTUSB_BCM_APPLE)) { | |
49a5f782 | 4629 | hdev->manufacturer = 15; |
c2bfb100 | 4630 | hdev->setup = btbcm_setup_apple; |
9d08f504 MH |
4631 | hdev->set_diag = btusb_bcm_set_diag; |
4632 | ||
4633 | /* Broadcom LM_DIAG Interface numbers are hardcoded */ | |
22f8e9db | 4634 | data->diag = usb_ifnum_to_if(data->udev, ifnum_base + 2); |
9d08f504 | 4635 | } |
17b2772b | 4636 | |
cb8d6597 | 4637 | if (id->driver_info & BTUSB_INTEL) { |
49a5f782 | 4638 | hdev->manufacturer = 2; |
dffd30ee | 4639 | hdev->setup = btusb_setup_intel; |
bfbd45e9 | 4640 | hdev->shutdown = btusb_shutdown_intel; |
3e24767b | 4641 | hdev->set_diag = btintel_set_diag_mfg; |
4185a0f5 | 4642 | hdev->set_bdaddr = btintel_set_bdaddr; |
dc786b2c | 4643 | hdev->cmd_timeout = btusb_intel_cmd_timeout; |
c33fb9b4 | 4644 | set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks); |
c1154842 | 4645 | set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks); |
3e24767b | 4646 | set_bit(HCI_QUIRK_NON_PERSISTENT_DIAG, &hdev->quirks); |
cb8d6597 | 4647 | } |
dffd30ee | 4648 | |
cda0dd78 | 4649 | if (id->driver_info & BTUSB_INTEL_NEW) { |
49a5f782 | 4650 | hdev->manufacturer = 2; |
cda0dd78 MH |
4651 | hdev->send = btusb_send_frame_intel; |
4652 | hdev->setup = btusb_setup_intel_new; | |
017a01cc | 4653 | hdev->shutdown = btusb_shutdown_intel_new; |
eeb6abe9 | 4654 | hdev->hw_error = btintel_hw_error; |
6d2e50d2 | 4655 | hdev->set_diag = btintel_set_diag; |
4185a0f5 | 4656 | hdev->set_bdaddr = btintel_set_bdaddr; |
dc786b2c | 4657 | hdev->cmd_timeout = btusb_intel_cmd_timeout; |
b970c5ba | 4658 | set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks); |
f7785021 | 4659 | set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks); |
d8270fbb | 4660 | set_bit(HCI_QUIRK_NON_PERSISTENT_DIAG, &hdev->quirks); |
cda0dd78 MH |
4661 | } |
4662 | ||
0a3c1d45 K |
4663 | if (id->driver_info & BTUSB_INTEL_NEWGEN) { |
4664 | hdev->manufacturer = 2; | |
4665 | hdev->send = btusb_send_frame_intel; | |
4666 | hdev->setup = btusb_setup_intel_newgen; | |
4667 | hdev->shutdown = btusb_shutdown_intel_new; | |
4668 | hdev->hw_error = btintel_hw_error; | |
4669 | hdev->set_diag = btintel_set_diag; | |
4670 | hdev->set_bdaddr = btintel_set_bdaddr; | |
4671 | hdev->cmd_timeout = btusb_intel_cmd_timeout; | |
4672 | set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks); | |
4673 | set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks); | |
4674 | set_bit(HCI_QUIRK_NON_PERSISTENT_DIAG, &hdev->quirks); | |
4675 | ||
4676 | data->recv_event = btusb_recv_event_intel; | |
4677 | data->recv_bulk = btusb_recv_bulk_intel; | |
4678 | set_bit(BTUSB_BOOTLOADER, &data->flags); | |
4679 | } | |
4680 | ||
ae8df494 AK |
4681 | if (id->driver_info & BTUSB_MARVELL) |
4682 | hdev->set_bdaddr = btusb_set_bdaddr_marvell; | |
4683 | ||
c0a21a52 MH |
4684 | if (IS_ENABLED(CONFIG_BT_HCIBTUSB_MTK) && |
4685 | (id->driver_info & BTUSB_MEDIATEK)) { | |
a1c49c43 SW |
4686 | hdev->setup = btusb_mtk_setup; |
4687 | hdev->shutdown = btusb_mtk_shutdown; | |
4688 | hdev->manufacturer = 70; | |
4689 | set_bit(HCI_QUIRK_NON_PERSISTENT_SETUP, &hdev->quirks); | |
4690 | } | |
a1c49c43 | 4691 | |
661cf88a MH |
4692 | if (id->driver_info & BTUSB_SWAVE) { |
4693 | set_bit(HCI_QUIRK_FIXUP_INQUIRY_MODE, &hdev->quirks); | |
d57dbe77 | 4694 | set_bit(HCI_QUIRK_BROKEN_LOCAL_COMMANDS, &hdev->quirks); |
661cf88a | 4695 | } |
d57dbe77 | 4696 | |
e4c534bb MH |
4697 | if (id->driver_info & BTUSB_INTEL_BOOT) { |
4698 | hdev->manufacturer = 2; | |
40df783d | 4699 | set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks); |
e4c534bb | 4700 | } |
40df783d | 4701 | |
79f0c87d | 4702 | if (id->driver_info & BTUSB_ATH3012) { |
803cdb8c | 4703 | data->setup_on_usb = btusb_setup_qca; |
5859223e | 4704 | hdev->set_bdaddr = btusb_set_bdaddr_ath3012; |
3d50d51a | 4705 | set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks); |
79f0c87d JP |
4706 | set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks); |
4707 | } | |
5859223e | 4708 | |
3267c884 KBYT |
4709 | if (id->driver_info & BTUSB_QCA_ROME) { |
4710 | data->setup_on_usb = btusb_setup_qca; | |
4711 | hdev->set_bdaddr = btusb_set_bdaddr_ath3012; | |
6933568a | 4712 | hdev->cmd_timeout = btusb_qca_cmd_timeout; |
96e58d36 | 4713 | set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks); |
fc549102 | 4714 | btusb_check_needs_reset_resume(intf); |
3267c884 KBYT |
4715 | } |
4716 | ||
b40f58b9 RL |
4717 | if (id->driver_info & BTUSB_QCA_WCN6855) { |
4718 | data->setup_on_usb = btusb_setup_qca; | |
3b0d5250 | 4719 | hdev->shutdown = btusb_shutdown_qca; |
b40f58b9 RL |
4720 | hdev->set_bdaddr = btusb_set_bdaddr_wcn6855; |
4721 | hdev->cmd_timeout = btusb_qca_cmd_timeout; | |
4722 | set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks); | |
4723 | } | |
4724 | ||
461f95f0 HW |
4725 | if (id->driver_info & BTUSB_AMP) { |
4726 | /* AMP controllers do not support SCO packets */ | |
4727 | data->isoc = NULL; | |
4728 | } else { | |
4729 | /* Interface orders are hardcoded in the specification */ | |
4730 | data->isoc = usb_ifnum_to_if(data->udev, ifnum_base + 1); | |
4731 | data->isoc_ifnum = ifnum_base + 1; | |
4732 | } | |
4733 | ||
42d22098 AB |
4734 | if (IS_ENABLED(CONFIG_BT_HCIBTUSB_RTL) && |
4735 | (id->driver_info & BTUSB_REALTEK)) { | |
db33c77d | 4736 | hdev->setup = btrtl_setup_realtek; |
7af3f558 | 4737 | hdev->shutdown = btrtl_shutdown_realtek; |
d7ef0d1e | 4738 | hdev->cmd_timeout = btusb_rtl_cmd_timeout; |
04b8c814 | 4739 | |
9e45524a AL |
4740 | /* Realtek devices lose their updated firmware over global |
4741 | * suspend that means host doesn't send SET_FEATURE | |
4742 | * (DEVICE_REMOTE_WAKEUP) | |
04b8c814 | 4743 | */ |
9e45524a | 4744 | set_bit(BTUSB_WAKEUP_DISABLE, &data->flags); |
04b8c814 | 4745 | } |
a2698a9b | 4746 | |
7a9d4020 | 4747 | if (!reset) |
a6c511c6 | 4748 | set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); |
cfeb4145 MH |
4749 | |
4750 | if (force_scofix || id->driver_info & BTUSB_WRONG_SCO_MTU) { | |
4751 | if (!disable_scofix) | |
4752 | set_bit(HCI_QUIRK_FIXUP_BUFFER_SIZE, &hdev->quirks); | |
4753 | } | |
4754 | ||
9bfa35fe MH |
4755 | if (id->driver_info & BTUSB_BROKEN_ISOC) |
4756 | data->isoc = NULL; | |
4757 | ||
4b127bd5 | 4758 | if (id->driver_info & BTUSB_WIDEBAND_SPEECH) |
00bce3fb | 4759 | set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks); |
4b127bd5 | 4760 | |
aff8c489 AM |
4761 | if (id->driver_info & BTUSB_VALID_LE_STATES) |
4762 | set_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks); | |
4763 | ||
7a9d4020 MH |
4764 | if (id->driver_info & BTUSB_DIGIANSWER) { |
4765 | data->cmdreq_type = USB_TYPE_VENDOR; | |
a6c511c6 | 4766 | set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); |
7a9d4020 MH |
4767 | } |
4768 | ||
4769 | if (id->driver_info & BTUSB_CSR) { | |
4770 | struct usb_device *udev = data->udev; | |
81cac64b | 4771 | u16 bcdDevice = le16_to_cpu(udev->descriptor.bcdDevice); |
7a9d4020 MH |
4772 | |
4773 | /* Old firmware would otherwise execute USB reset */ | |
81cac64b | 4774 | if (bcdDevice < 0x117) |
a6c511c6 | 4775 | set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); |
81cac64b | 4776 | |
cde1a8a9 IFM |
4777 | /* This must be set first in case we disable it for fakes */ |
4778 | set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks); | |
4779 | ||
81cac64b | 4780 | /* Fake CSR devices with broken commands */ |
cde1a8a9 IFM |
4781 | if (le16_to_cpu(udev->descriptor.idVendor) == 0x0a12 && |
4782 | le16_to_cpu(udev->descriptor.idProduct) == 0x0001) | |
81cac64b | 4783 | hdev->setup = btusb_setup_csr; |
7a9d4020 MH |
4784 | } |
4785 | ||
cfeb4145 | 4786 | if (id->driver_info & BTUSB_SNIFFER) { |
9bfa35fe | 4787 | struct usb_device *udev = data->udev; |
cfeb4145 | 4788 | |
7a9d4020 | 4789 | /* New sniffer firmware has crippled HCI interface */ |
cfeb4145 MH |
4790 | if (le16_to_cpu(udev->descriptor.bcdDevice) > 0x997) |
4791 | set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks); | |
4792 | } | |
4793 | ||
3a5ef20c MH |
4794 | if (id->driver_info & BTUSB_INTEL_BOOT) { |
4795 | /* A bug in the bootloader causes that interrupt interface is | |
4796 | * only enabled after receiving SetInterface(0, AltSetting=0). | |
4797 | */ | |
4798 | err = usb_set_interface(data->udev, 0, 0); | |
4799 | if (err < 0) { | |
4800 | BT_ERR("failed to set interface 0, alt 0 %d", err); | |
10ab133b | 4801 | goto out_free_dev; |
3a5ef20c MH |
4802 | } |
4803 | } | |
4804 | ||
9bfa35fe MH |
4805 | if (data->isoc) { |
4806 | err = usb_driver_claim_interface(&btusb_driver, | |
89e7533d | 4807 | data->isoc, data); |
10ab133b RJ |
4808 | if (err < 0) |
4809 | goto out_free_dev; | |
9bfa35fe MH |
4810 | } |
4811 | ||
c0a21a52 | 4812 | if (IS_ENABLED(CONFIG_BT_HCIBTUSB_BCM) && data->diag) { |
9d08f504 MH |
4813 | if (!usb_driver_claim_interface(&btusb_driver, |
4814 | data->diag, data)) | |
4815 | __set_diag_interface(hdev); | |
4816 | else | |
4817 | data->diag = NULL; | |
4818 | } | |
9d08f504 | 4819 | |
89591522 HG |
4820 | if (enable_autosuspend) |
4821 | usb_enable_autosuspend(data->udev); | |
eff2d68c | 4822 | |
5e23b923 | 4823 | err = hci_register_dev(hdev); |
10ab133b RJ |
4824 | if (err < 0) |
4825 | goto out_free_dev; | |
5e23b923 MH |
4826 | |
4827 | usb_set_intfdata(intf, data); | |
4828 | ||
4829 | return 0; | |
10ab133b RJ |
4830 | |
4831 | out_free_dev: | |
dc786b2c RJ |
4832 | if (data->reset_gpio) |
4833 | gpiod_put(data->reset_gpio); | |
10ab133b RJ |
4834 | hci_free_dev(hdev); |
4835 | return err; | |
5e23b923 MH |
4836 | } |
4837 | ||
4838 | static void btusb_disconnect(struct usb_interface *intf) | |
4839 | { | |
4840 | struct btusb_data *data = usb_get_intfdata(intf); | |
4841 | struct hci_dev *hdev; | |
4842 | ||
4843 | BT_DBG("intf %p", intf); | |
4844 | ||
4845 | if (!data) | |
4846 | return; | |
4847 | ||
4848 | hdev = data->hdev; | |
5fbcd260 MH |
4849 | usb_set_intfdata(data->intf, NULL); |
4850 | ||
4851 | if (data->isoc) | |
4852 | usb_set_intfdata(data->isoc, NULL); | |
5e23b923 | 4853 | |
9d08f504 MH |
4854 | if (data->diag) |
4855 | usb_set_intfdata(data->diag, NULL); | |
4856 | ||
5e23b923 MH |
4857 | hci_unregister_dev(hdev); |
4858 | ||
9d08f504 MH |
4859 | if (intf == data->intf) { |
4860 | if (data->isoc) | |
4861 | usb_driver_release_interface(&btusb_driver, data->isoc); | |
4862 | if (data->diag) | |
4863 | usb_driver_release_interface(&btusb_driver, data->diag); | |
4864 | } else if (intf == data->isoc) { | |
4865 | if (data->diag) | |
4866 | usb_driver_release_interface(&btusb_driver, data->diag); | |
5fbcd260 | 4867 | usb_driver_release_interface(&btusb_driver, data->intf); |
9d08f504 MH |
4868 | } else if (intf == data->diag) { |
4869 | usb_driver_release_interface(&btusb_driver, data->intf); | |
4870 | if (data->isoc) | |
4871 | usb_driver_release_interface(&btusb_driver, data->isoc); | |
4872 | } | |
5fbcd260 | 4873 | |
fd913ef7 RJ |
4874 | if (data->oob_wake_irq) |
4875 | device_init_wakeup(&data->udev->dev, false); | |
4876 | ||
dc786b2c RJ |
4877 | if (data->reset_gpio) |
4878 | gpiod_put(data->reset_gpio); | |
4879 | ||
5e23b923 MH |
4880 | hci_free_dev(hdev); |
4881 | } | |
4882 | ||
7bee549e | 4883 | #ifdef CONFIG_PM |
6a88adf2 MH |
4884 | static int btusb_suspend(struct usb_interface *intf, pm_message_t message) |
4885 | { | |
4886 | struct btusb_data *data = usb_get_intfdata(intf); | |
4887 | ||
4888 | BT_DBG("intf %p", intf); | |
4889 | ||
4890 | if (data->suspend_count++) | |
4891 | return 0; | |
4892 | ||
7bee549e | 4893 | spin_lock_irq(&data->txlock); |
5b1b0b81 | 4894 | if (!(PMSG_IS_AUTO(message) && data->tx_in_flight)) { |
7bee549e ON |
4895 | set_bit(BTUSB_SUSPENDING, &data->flags); |
4896 | spin_unlock_irq(&data->txlock); | |
4897 | } else { | |
4898 | spin_unlock_irq(&data->txlock); | |
4899 | data->suspend_count--; | |
4900 | return -EBUSY; | |
4901 | } | |
4902 | ||
6a88adf2 MH |
4903 | cancel_work_sync(&data->work); |
4904 | ||
7bee549e | 4905 | btusb_stop_traffic(data); |
6a88adf2 MH |
4906 | usb_kill_anchored_urbs(&data->tx_anchor); |
4907 | ||
fd913ef7 RJ |
4908 | if (data->oob_wake_irq && device_may_wakeup(&data->udev->dev)) { |
4909 | set_bit(BTUSB_OOB_WAKE_ENABLED, &data->flags); | |
4910 | enable_irq_wake(data->oob_wake_irq); | |
4911 | enable_irq(data->oob_wake_irq); | |
4912 | } | |
4913 | ||
9e45524a AL |
4914 | /* For global suspend, Realtek devices lose the loaded fw |
4915 | * in them. But for autosuspend, firmware should remain. | |
4916 | * Actually, it depends on whether the usb host sends | |
4917 | * set feature (enable wakeup) or not. | |
4918 | */ | |
4919 | if (test_bit(BTUSB_WAKEUP_DISABLE, &data->flags)) { | |
4920 | if (PMSG_IS_AUTO(message) && | |
4921 | device_can_wakeup(&data->udev->dev)) | |
4922 | data->udev->do_remote_wakeup = 1; | |
4923 | else if (!PMSG_IS_AUTO(message)) | |
4924 | data->udev->reset_resume = 1; | |
4925 | } | |
4926 | ||
6a88adf2 MH |
4927 | return 0; |
4928 | } | |
4929 | ||
7bee549e ON |
4930 | static void play_deferred(struct btusb_data *data) |
4931 | { | |
4932 | struct urb *urb; | |
4933 | int err; | |
4934 | ||
4935 | while ((urb = usb_get_from_anchor(&data->deferred))) { | |
19cfe912 JC |
4936 | usb_anchor_urb(urb, &data->tx_anchor); |
4937 | ||
7bee549e | 4938 | err = usb_submit_urb(urb, GFP_ATOMIC); |
19cfe912 JC |
4939 | if (err < 0) { |
4940 | if (err != -EPERM && err != -ENODEV) | |
4941 | BT_ERR("%s urb %p submission failed (%d)", | |
4942 | data->hdev->name, urb, -err); | |
4943 | kfree(urb->setup_packet); | |
4944 | usb_unanchor_urb(urb); | |
4945 | usb_free_urb(urb); | |
7bee549e | 4946 | break; |
19cfe912 | 4947 | } |
7bee549e ON |
4948 | |
4949 | data->tx_in_flight++; | |
19cfe912 JC |
4950 | usb_free_urb(urb); |
4951 | } | |
4952 | ||
4953 | /* Cleanup the rest deferred urbs. */ | |
4954 | while ((urb = usb_get_from_anchor(&data->deferred))) { | |
4955 | kfree(urb->setup_packet); | |
4956 | usb_free_urb(urb); | |
7bee549e | 4957 | } |
7bee549e ON |
4958 | } |
4959 | ||
6a88adf2 MH |
4960 | static int btusb_resume(struct usb_interface *intf) |
4961 | { | |
4962 | struct btusb_data *data = usb_get_intfdata(intf); | |
4963 | struct hci_dev *hdev = data->hdev; | |
7bee549e | 4964 | int err = 0; |
6a88adf2 MH |
4965 | |
4966 | BT_DBG("intf %p", intf); | |
4967 | ||
4968 | if (--data->suspend_count) | |
4969 | return 0; | |
4970 | ||
fd913ef7 RJ |
4971 | /* Disable only if not already disabled (keep it balanced) */ |
4972 | if (test_and_clear_bit(BTUSB_OOB_WAKE_ENABLED, &data->flags)) { | |
4973 | disable_irq(data->oob_wake_irq); | |
4974 | disable_irq_wake(data->oob_wake_irq); | |
4975 | } | |
4976 | ||
6a88adf2 | 4977 | if (!test_bit(HCI_RUNNING, &hdev->flags)) |
7bee549e | 4978 | goto done; |
6a88adf2 MH |
4979 | |
4980 | if (test_bit(BTUSB_INTR_RUNNING, &data->flags)) { | |
4981 | err = btusb_submit_intr_urb(hdev, GFP_NOIO); | |
4982 | if (err < 0) { | |
4983 | clear_bit(BTUSB_INTR_RUNNING, &data->flags); | |
7bee549e | 4984 | goto failed; |
6a88adf2 MH |
4985 | } |
4986 | } | |
4987 | ||
4988 | if (test_bit(BTUSB_BULK_RUNNING, &data->flags)) { | |
43c2e57f MH |
4989 | err = btusb_submit_bulk_urb(hdev, GFP_NOIO); |
4990 | if (err < 0) { | |
6a88adf2 | 4991 | clear_bit(BTUSB_BULK_RUNNING, &data->flags); |
7bee549e ON |
4992 | goto failed; |
4993 | } | |
4994 | ||
4995 | btusb_submit_bulk_urb(hdev, GFP_NOIO); | |
6a88adf2 MH |
4996 | } |
4997 | ||
4998 | if (test_bit(BTUSB_ISOC_RUNNING, &data->flags)) { | |
4999 | if (btusb_submit_isoc_urb(hdev, GFP_NOIO) < 0) | |
5000 | clear_bit(BTUSB_ISOC_RUNNING, &data->flags); | |
5001 | else | |
5002 | btusb_submit_isoc_urb(hdev, GFP_NOIO); | |
5003 | } | |
5004 | ||
7bee549e ON |
5005 | spin_lock_irq(&data->txlock); |
5006 | play_deferred(data); | |
5007 | clear_bit(BTUSB_SUSPENDING, &data->flags); | |
5008 | spin_unlock_irq(&data->txlock); | |
5009 | schedule_work(&data->work); | |
5010 | ||
6a88adf2 | 5011 | return 0; |
7bee549e ON |
5012 | |
5013 | failed: | |
5014 | usb_scuttle_anchored_urbs(&data->deferred); | |
5015 | done: | |
5016 | spin_lock_irq(&data->txlock); | |
5017 | clear_bit(BTUSB_SUSPENDING, &data->flags); | |
5018 | spin_unlock_irq(&data->txlock); | |
5019 | ||
5020 | return err; | |
6a88adf2 | 5021 | } |
7bee549e | 5022 | #endif |
6a88adf2 | 5023 | |
5e23b923 MH |
5024 | static struct usb_driver btusb_driver = { |
5025 | .name = "btusb", | |
5026 | .probe = btusb_probe, | |
5027 | .disconnect = btusb_disconnect, | |
7bee549e | 5028 | #ifdef CONFIG_PM |
6a88adf2 MH |
5029 | .suspend = btusb_suspend, |
5030 | .resume = btusb_resume, | |
7bee549e | 5031 | #endif |
5e23b923 | 5032 | .id_table = btusb_table, |
7bee549e | 5033 | .supports_autosuspend = 1, |
e1f12eb6 | 5034 | .disable_hub_initiated_lpm = 1, |
5e23b923 MH |
5035 | }; |
5036 | ||
93f1508c | 5037 | module_usb_driver(btusb_driver); |
5e23b923 | 5038 | |
cfeb4145 MH |
5039 | module_param(disable_scofix, bool, 0644); |
5040 | MODULE_PARM_DESC(disable_scofix, "Disable fixup of wrong SCO buffer size"); | |
5041 | ||
5042 | module_param(force_scofix, bool, 0644); | |
5043 | MODULE_PARM_DESC(force_scofix, "Force fixup of wrong SCO buffers size"); | |
5044 | ||
eff2d68c HG |
5045 | module_param(enable_autosuspend, bool, 0644); |
5046 | MODULE_PARM_DESC(enable_autosuspend, "Enable USB autosuspend by default"); | |
5047 | ||
cfeb4145 MH |
5048 | module_param(reset, bool, 0644); |
5049 | MODULE_PARM_DESC(reset, "Send HCI reset command on initialization"); | |
5050 | ||
5e23b923 MH |
5051 | MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>"); |
5052 | MODULE_DESCRIPTION("Generic Bluetooth USB driver ver " VERSION); | |
5053 | MODULE_VERSION(VERSION); | |
5054 | MODULE_LICENSE("GPL"); |