1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * USB device quirk handling logic and table
4 *
5 * Copyright (c) 2007 Oliver Neukum
6 * Copyright (c) 2007 Greg Kroah-Hartman <gregkh@suse.de>
7 */
8
9 #include <linux/moduleparam.h>
10 #include <linux/usb.h>
11 #include <linux/usb/quirks.h>
12 #include <linux/usb/hcd.h>
13 #include "usb.h"
14
15 struct quirk_entry {
16 u16 vid;
17 u16 pid;
18 u32 flags;
19 };
20
21 static DEFINE_MUTEX(quirk_mutex);
22
23 static struct quirk_entry *quirk_list;
24 static unsigned int quirk_count;
25
26 static char quirks_param[128];
27
quirks_param_set(const char * value,const struct kernel_param * kp)28 static int quirks_param_set(const char *value, const struct kernel_param *kp)
29 {
30 char *val, *p, *field;
31 u16 vid, pid;
32 u32 flags;
33 size_t i;
34 int err;
35
36 val = kstrdup(value, GFP_KERNEL);
37 if (!val)
38 return -ENOMEM;
39
40 err = param_set_copystring(val, kp);
41 if (err) {
42 kfree(val);
43 return err;
44 }
45
46 mutex_lock(&quirk_mutex);
47
48 if (!*val) {
49 quirk_count = 0;
50 kfree(quirk_list);
51 quirk_list = NULL;
52 goto unlock;
53 }
54
55 for (quirk_count = 1, i = 0; val[i]; i++)
56 if (val[i] == ',')
57 quirk_count++;
58
59 if (quirk_list) {
60 kfree(quirk_list);
61 quirk_list = NULL;
62 }
63
64 quirk_list = kcalloc(quirk_count, sizeof(struct quirk_entry),
65 GFP_KERNEL);
66 if (!quirk_list) {
67 quirk_count = 0;
68 mutex_unlock(&quirk_mutex);
69 kfree(val);
70 return -ENOMEM;
71 }
72
73 for (i = 0, p = val; p && *p;) {
74 /* Each entry consists of VID:PID:flags */
75 field = strsep(&p, ":");
76 if (!field)
77 break;
78
79 if (kstrtou16(field, 16, &vid))
80 break;
81
82 field = strsep(&p, ":");
83 if (!field)
84 break;
85
86 if (kstrtou16(field, 16, &pid))
87 break;
88
89 field = strsep(&p, ",");
90 if (!field || !*field)
91 break;
92
93 /* Collect the flags */
94 for (flags = 0; *field; field++) {
95 switch (*field) {
96 case 'a':
97 flags |= USB_QUIRK_STRING_FETCH_255;
98 break;
99 case 'b':
100 flags |= USB_QUIRK_RESET_RESUME;
101 break;
102 case 'c':
103 flags |= USB_QUIRK_NO_SET_INTF;
104 break;
105 case 'd':
106 flags |= USB_QUIRK_CONFIG_INTF_STRINGS;
107 break;
108 case 'e':
109 flags |= USB_QUIRK_RESET;
110 break;
111 case 'f':
112 flags |= USB_QUIRK_HONOR_BNUMINTERFACES;
113 break;
114 case 'g':
115 flags |= USB_QUIRK_DELAY_INIT;
116 break;
117 case 'h':
118 flags |= USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL;
119 break;
120 case 'i':
121 flags |= USB_QUIRK_DEVICE_QUALIFIER;
122 break;
123 case 'j':
124 flags |= USB_QUIRK_IGNORE_REMOTE_WAKEUP;
125 break;
126 case 'k':
127 flags |= USB_QUIRK_NO_LPM;
128 break;
129 case 'l':
130 flags |= USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL;
131 break;
132 case 'm':
133 flags |= USB_QUIRK_DISCONNECT_SUSPEND;
134 break;
135 case 'n':
136 flags |= USB_QUIRK_DELAY_CTRL_MSG;
137 break;
138 case 'o':
139 flags |= USB_QUIRK_HUB_SLOW_RESET;
140 break;
141 /* Ignore unrecognized flag characters */
142 }
143 }
144
145 quirk_list[i++] = (struct quirk_entry)
146 { .vid = vid, .pid = pid, .flags = flags };
147 }
148
149 if (i < quirk_count)
150 quirk_count = i;
151
152 unlock:
153 mutex_unlock(&quirk_mutex);
154 kfree(val);
155
156 return 0;
157 }
158
159 static const struct kernel_param_ops quirks_param_ops = {
160 .set = quirks_param_set,
161 .get = param_get_string,
162 };
163
164 static struct kparam_string quirks_param_string = {
165 .maxlen = sizeof(quirks_param),
166 .string = quirks_param,
167 };
168
169 device_param_cb(quirks, &quirks_param_ops, &quirks_param_string, 0644);
170 MODULE_PARM_DESC(quirks, "Add/modify USB quirks by specifying quirks=vendorID:productID:quirks");
171
172 /* Lists of quirky USB devices, split in device quirks and interface quirks.
173 * Device quirks are applied at the very beginning of the enumeration process,
174 * right after reading the device descriptor. They can thus only match on device
175 * information.
176 *
177 * Interface quirks are applied after reading all the configuration descriptors.
178 * They can match on both device and interface information.
179 *
180 * Note that the DELAY_INIT and HONOR_BNUMINTERFACES quirks do not make sense as
181 * interface quirks, as they only influence the enumeration process which is run
182 * before processing the interface quirks.
183 *
184 * Please keep the lists ordered by:
185 * 1) Vendor ID
186 * 2) Product ID
187 * 3) Class ID
188 */
189 static const struct usb_device_id usb_quirk_list[] = {
190 /* CBM - Flash disk */
191 { USB_DEVICE(0x0204, 0x6025), .driver_info = USB_QUIRK_RESET_RESUME },
192
193 /* WORLDE Controller KS49 or Prodipe MIDI 49C USB controller */
194 { USB_DEVICE(0x0218, 0x0201), .driver_info =
195 USB_QUIRK_CONFIG_INTF_STRINGS },
196
197 /* WORLDE easy key (easykey.25) MIDI controller */
198 { USB_DEVICE(0x0218, 0x0401), .driver_info =
199 USB_QUIRK_CONFIG_INTF_STRINGS },
200
201 /* HP 5300/5370C scanner */
202 { USB_DEVICE(0x03f0, 0x0701), .driver_info =
203 USB_QUIRK_STRING_FETCH_255 },
204
205 /* HP v222w 16GB Mini USB Drive */
206 { USB_DEVICE(0x03f0, 0x3f40), .driver_info = USB_QUIRK_DELAY_INIT },
207
208 /* Creative SB Audigy 2 NX */
209 { USB_DEVICE(0x041e, 0x3020), .driver_info = USB_QUIRK_RESET_RESUME },
210
211 /* USB3503 */
212 { USB_DEVICE(0x0424, 0x3503), .driver_info = USB_QUIRK_RESET_RESUME },
213
214 /* Microsoft Wireless Laser Mouse 6000 Receiver */
215 { USB_DEVICE(0x045e, 0x00e1), .driver_info = USB_QUIRK_RESET_RESUME },
216
217 /* Microsoft LifeCam-VX700 v2.0 */
218 { USB_DEVICE(0x045e, 0x0770), .driver_info = USB_QUIRK_RESET_RESUME },
219
220 /* Microsoft Surface Dock Ethernet (RTL8153 GigE) */
221 { USB_DEVICE(0x045e, 0x07c6), .driver_info = USB_QUIRK_NO_LPM },
222
223 /* Cherry Stream G230 2.0 (G85-231) and 3.0 (G85-232) */
224 { USB_DEVICE(0x046a, 0x0023), .driver_info = USB_QUIRK_RESET_RESUME },
225
226 /* Logitech HD Webcam C270 */
227 { USB_DEVICE(0x046d, 0x0825), .driver_info = USB_QUIRK_RESET_RESUME },
228
229 /* Logitech HD Pro Webcams C920, C920-C, C922, C925e and C930e */
230 { USB_DEVICE(0x046d, 0x082d), .driver_info = USB_QUIRK_DELAY_INIT },
231 { USB_DEVICE(0x046d, 0x0841), .driver_info = USB_QUIRK_DELAY_INIT },
232 { USB_DEVICE(0x046d, 0x0843), .driver_info = USB_QUIRK_DELAY_INIT },
233 { USB_DEVICE(0x046d, 0x085b), .driver_info = USB_QUIRK_DELAY_INIT },
234 { USB_DEVICE(0x046d, 0x085c), .driver_info = USB_QUIRK_DELAY_INIT },
235
236 /* Logitech ConferenceCam CC3000e */
237 { USB_DEVICE(0x046d, 0x0847), .driver_info = USB_QUIRK_DELAY_INIT },
238 { USB_DEVICE(0x046d, 0x0848), .driver_info = USB_QUIRK_DELAY_INIT },
239
240 /* Logitech PTZ Pro Camera */
241 { USB_DEVICE(0x046d, 0x0853), .driver_info = USB_QUIRK_DELAY_INIT },
242
243 /* Logitech Screen Share */
244 { USB_DEVICE(0x046d, 0x086c), .driver_info = USB_QUIRK_NO_LPM },
245
246 /* Logitech Quickcam Fusion */
247 { USB_DEVICE(0x046d, 0x08c1), .driver_info = USB_QUIRK_RESET_RESUME },
248
249 /* Logitech Quickcam Orbit MP */
250 { USB_DEVICE(0x046d, 0x08c2), .driver_info = USB_QUIRK_RESET_RESUME },
251
252 /* Logitech Quickcam Pro for Notebook */
253 { USB_DEVICE(0x046d, 0x08c3), .driver_info = USB_QUIRK_RESET_RESUME },
254
255 /* Logitech Quickcam Pro 5000 */
256 { USB_DEVICE(0x046d, 0x08c5), .driver_info = USB_QUIRK_RESET_RESUME },
257
258 /* Logitech Quickcam OEM Dell Notebook */
259 { USB_DEVICE(0x046d, 0x08c6), .driver_info = USB_QUIRK_RESET_RESUME },
260
261 /* Logitech Quickcam OEM Cisco VT Camera II */
262 { USB_DEVICE(0x046d, 0x08c7), .driver_info = USB_QUIRK_RESET_RESUME },
263
264 /* Logitech Harmony 700-series */
265 { USB_DEVICE(0x046d, 0xc122), .driver_info = USB_QUIRK_DELAY_INIT },
266
267 /* Philips PSC805 audio device */
268 { USB_DEVICE(0x0471, 0x0155), .driver_info = USB_QUIRK_RESET_RESUME },
269
270 /* Plantronic Audio 655 DSP */
271 { USB_DEVICE(0x047f, 0xc008), .driver_info = USB_QUIRK_RESET_RESUME },
272
273 /* Plantronic Audio 648 USB */
274 { USB_DEVICE(0x047f, 0xc013), .driver_info = USB_QUIRK_RESET_RESUME },
275
276 /* Artisman Watchdog Dongle */
277 { USB_DEVICE(0x04b4, 0x0526), .driver_info =
278 USB_QUIRK_CONFIG_INTF_STRINGS },
279
280 /* Microchip Joss Optical infrared touchboard device */
281 { USB_DEVICE(0x04d8, 0x000c), .driver_info =
282 USB_QUIRK_CONFIG_INTF_STRINGS },
283
284 /* CarrolTouch 4000U */
285 { USB_DEVICE(0x04e7, 0x0009), .driver_info = USB_QUIRK_RESET_RESUME },
286
287 /* CarrolTouch 4500U */
288 { USB_DEVICE(0x04e7, 0x0030), .driver_info = USB_QUIRK_RESET_RESUME },
289
290 /* Samsung Android phone modem - ID conflict with SPH-I500 */
291 { USB_DEVICE(0x04e8, 0x6601), .driver_info =
292 USB_QUIRK_CONFIG_INTF_STRINGS },
293
294 /* Elan Touchscreen */
295 { USB_DEVICE(0x04f3, 0x0089), .driver_info =
296 USB_QUIRK_DEVICE_QUALIFIER },
297
298 { USB_DEVICE(0x04f3, 0x009b), .driver_info =
299 USB_QUIRK_DEVICE_QUALIFIER },
300
301 { USB_DEVICE(0x04f3, 0x010c), .driver_info =
302 USB_QUIRK_DEVICE_QUALIFIER },
303
304 { USB_DEVICE(0x04f3, 0x0125), .driver_info =
305 USB_QUIRK_DEVICE_QUALIFIER },
306
307 { USB_DEVICE(0x04f3, 0x016f), .driver_info =
308 USB_QUIRK_DEVICE_QUALIFIER },
309
310 { USB_DEVICE(0x04f3, 0x0381), .driver_info =
311 USB_QUIRK_NO_LPM },
312
313 { USB_DEVICE(0x04f3, 0x21b8), .driver_info =
314 USB_QUIRK_DEVICE_QUALIFIER },
315
316 /* Roland SC-8820 */
317 { USB_DEVICE(0x0582, 0x0007), .driver_info = USB_QUIRK_RESET_RESUME },
318
319 /* Edirol SD-20 */
320 { USB_DEVICE(0x0582, 0x0027), .driver_info = USB_QUIRK_RESET_RESUME },
321
322 /* Alcor Micro Corp. Hub */
323 { USB_DEVICE(0x058f, 0x9254), .driver_info = USB_QUIRK_RESET_RESUME },
324
325 /* appletouch */
326 { USB_DEVICE(0x05ac, 0x021a), .driver_info = USB_QUIRK_RESET_RESUME },
327
328 /* Genesys Logic hub, internally used by KY-688 USB 3.1 Type-C Hub */
329 { USB_DEVICE(0x05e3, 0x0612), .driver_info = USB_QUIRK_NO_LPM },
330
331 /* ELSA MicroLink 56K */
332 { USB_DEVICE(0x05cc, 0x2267), .driver_info = USB_QUIRK_RESET_RESUME },
333
334 /* Genesys Logic hub, internally used by Moshi USB to Ethernet Adapter */
335 { USB_DEVICE(0x05e3, 0x0616), .driver_info = USB_QUIRK_NO_LPM },
336
337 /* Avision AV600U */
338 { USB_DEVICE(0x0638, 0x0a13), .driver_info =
339 USB_QUIRK_STRING_FETCH_255 },
340
341 /* Saitek Cyborg Gold Joystick */
342 { USB_DEVICE(0x06a3, 0x0006), .driver_info =
343 USB_QUIRK_CONFIG_INTF_STRINGS },
344
345 /* Guillemot Webcam Hercules Dualpix Exchange (2nd ID) */
346 { USB_DEVICE(0x06f8, 0x0804), .driver_info = USB_QUIRK_RESET_RESUME },
347
348 /* Guillemot Webcam Hercules Dualpix Exchange*/
349 { USB_DEVICE(0x06f8, 0x3005), .driver_info = USB_QUIRK_RESET_RESUME },
350
351 /* Guillemot Hercules DJ Console audio card (BZ 208357) */
352 { USB_DEVICE(0x06f8, 0xb000), .driver_info =
353 USB_QUIRK_ENDPOINT_IGNORE },
354
355 /* Midiman M-Audio Keystation 88es */
356 { USB_DEVICE(0x0763, 0x0192), .driver_info = USB_QUIRK_RESET_RESUME },
357
358 /* SanDisk Ultra Fit and Ultra Flair */
359 { USB_DEVICE(0x0781, 0x5583), .driver_info = USB_QUIRK_NO_LPM },
360 { USB_DEVICE(0x0781, 0x5591), .driver_info = USB_QUIRK_NO_LPM },
361
362 /* M-Systems Flash Disk Pioneers */
363 { USB_DEVICE(0x08ec, 0x1000), .driver_info = USB_QUIRK_RESET_RESUME },
364
365 /* Baum Vario Ultra */
366 { USB_DEVICE(0x0904, 0x6101), .driver_info =
367 USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL },
368 { USB_DEVICE(0x0904, 0x6102), .driver_info =
369 USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL },
370 { USB_DEVICE(0x0904, 0x6103), .driver_info =
371 USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL },
372
373 /* Sound Devices USBPre2 */
374 { USB_DEVICE(0x0926, 0x0202), .driver_info =
375 USB_QUIRK_ENDPOINT_IGNORE },
376
377 /* Sound Devices MixPre-D */
378 { USB_DEVICE(0x0926, 0x0208), .driver_info =
379 USB_QUIRK_ENDPOINT_IGNORE },
380
381 /* Keytouch QWERTY Panel keyboard */
382 { USB_DEVICE(0x0926, 0x3333), .driver_info =
383 USB_QUIRK_CONFIG_INTF_STRINGS },
384
385 /* Kingston DataTraveler 3.0 */
386 { USB_DEVICE(0x0951, 0x1666), .driver_info = USB_QUIRK_NO_LPM },
387
388 /* X-Rite/Gretag-Macbeth Eye-One Pro display colorimeter */
389 { USB_DEVICE(0x0971, 0x2000), .driver_info = USB_QUIRK_NO_SET_INTF },
390
391 /* Broadcom BCM92035DGROM BT dongle */
392 { USB_DEVICE(0x0a5c, 0x2021), .driver_info = USB_QUIRK_RESET_RESUME },
393
394 /* MAYA44USB sound device */
395 { USB_DEVICE(0x0a92, 0x0091), .driver_info = USB_QUIRK_RESET_RESUME },
396
397 /* ASUS Base Station(T100) */
398 { USB_DEVICE(0x0b05, 0x17e0), .driver_info =
399 USB_QUIRK_IGNORE_REMOTE_WAKEUP },
400
401 /* Realtek hub in Dell WD19 (Type-C) */
402 { USB_DEVICE(0x0bda, 0x0487), .driver_info = USB_QUIRK_NO_LPM },
403
404 /* Generic RTL8153 based ethernet adapters */
405 { USB_DEVICE(0x0bda, 0x8153), .driver_info = USB_QUIRK_NO_LPM },
406
407 /* SONiX USB DEVICE Touchpad */
408 { USB_DEVICE(0x0c45, 0x7056), .driver_info =
409 USB_QUIRK_IGNORE_REMOTE_WAKEUP },
410
411 /* Action Semiconductor flash disk */
412 { USB_DEVICE(0x10d6, 0x2200), .driver_info =
413 USB_QUIRK_STRING_FETCH_255 },
414
415 /* Huawei 4G LTE module */
416 { USB_DEVICE(0x12d1, 0x15bb), .driver_info =
417 USB_QUIRK_DISCONNECT_SUSPEND },
418 { USB_DEVICE(0x12d1, 0x15c3), .driver_info =
419 USB_QUIRK_DISCONNECT_SUSPEND },
420
421 /* SKYMEDI USB_DRIVE */
422 { USB_DEVICE(0x1516, 0x8628), .driver_info = USB_QUIRK_RESET_RESUME },
423
424 /* Razer - Razer Blade Keyboard */
425 { USB_DEVICE(0x1532, 0x0116), .driver_info =
426 USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },
427
428 /* Lenovo ThinkCenter A630Z TI024Gen3 usb-audio */
429 { USB_DEVICE(0x17ef, 0xa012), .driver_info =
430 USB_QUIRK_DISCONNECT_SUSPEND },
431
432 /* BUILDWIN Photo Frame */
433 { USB_DEVICE(0x1908, 0x1315), .driver_info =
434 USB_QUIRK_HONOR_BNUMINTERFACES },
435
436 /* Protocol and OTG Electrical Test Device */
437 { USB_DEVICE(0x1a0a, 0x0200), .driver_info =
438 USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },
439
440 /* Terminus Technology Inc. Hub */
441 { USB_DEVICE(0x1a40, 0x0101), .driver_info = USB_QUIRK_HUB_SLOW_RESET },
442
443 /* Corsair K70 RGB */
444 { USB_DEVICE(0x1b1c, 0x1b13), .driver_info = USB_QUIRK_DELAY_INIT |
445 USB_QUIRK_DELAY_CTRL_MSG },
446
447 /* Corsair Strafe */
448 { USB_DEVICE(0x1b1c, 0x1b15), .driver_info = USB_QUIRK_DELAY_INIT |
449 USB_QUIRK_DELAY_CTRL_MSG },
450
451 /* Corsair Strafe RGB */
452 { USB_DEVICE(0x1b1c, 0x1b20), .driver_info = USB_QUIRK_DELAY_INIT |
453 USB_QUIRK_DELAY_CTRL_MSG },
454
455 /* Corsair K70 LUX RGB */
456 { USB_DEVICE(0x1b1c, 0x1b33), .driver_info = USB_QUIRK_DELAY_INIT },
457
458 /* Corsair K70 LUX */
459 { USB_DEVICE(0x1b1c, 0x1b36), .driver_info = USB_QUIRK_DELAY_INIT },
460
461 /* Corsair K70 RGB RAPDIFIRE */
462 { USB_DEVICE(0x1b1c, 0x1b38), .driver_info = USB_QUIRK_DELAY_INIT |
463 USB_QUIRK_DELAY_CTRL_MSG },
464
465 /* MIDI keyboard WORLDE MINI */
466 { USB_DEVICE(0x1c75, 0x0204), .driver_info =
467 USB_QUIRK_CONFIG_INTF_STRINGS },
468
469 /* Acer C120 LED Projector */
470 { USB_DEVICE(0x1de1, 0xc102), .driver_info = USB_QUIRK_NO_LPM },
471
472 /* Blackmagic Design Intensity Shuttle */
473 { USB_DEVICE(0x1edb, 0xbd3b), .driver_info = USB_QUIRK_NO_LPM },
474
475 /* Blackmagic Design UltraStudio SDI */
476 { USB_DEVICE(0x1edb, 0xbd4f), .driver_info = USB_QUIRK_NO_LPM },
477
478 /* Hauppauge HVR-950q */
479 { USB_DEVICE(0x2040, 0x7200), .driver_info =
480 USB_QUIRK_CONFIG_INTF_STRINGS },
481
482 /* Raydium Touchscreen */
483 { USB_DEVICE(0x2386, 0x3114), .driver_info = USB_QUIRK_NO_LPM },
484
485 { USB_DEVICE(0x2386, 0x3119), .driver_info = USB_QUIRK_NO_LPM },
486
487 { USB_DEVICE(0x2386, 0x350e), .driver_info = USB_QUIRK_NO_LPM },
488
489 /* DJI CineSSD */
490 { USB_DEVICE(0x2ca3, 0x0031), .driver_info = USB_QUIRK_NO_LPM },
491
492 /* INTEL VALUE SSD */
493 { USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME },
494
495 /* novation SoundControl XL */
496 { USB_DEVICE(0x1235, 0x0061), .driver_info = USB_QUIRK_RESET_RESUME },
497
498 { } /* terminating entry must be last */
499 };
500
501 static const struct usb_device_id usb_interface_quirk_list[] = {
502 /* Logitech UVC Cameras */
503 { USB_VENDOR_AND_INTERFACE_INFO(0x046d, USB_CLASS_VIDEO, 1, 0),
504 .driver_info = USB_QUIRK_RESET_RESUME },
505
506 { } /* terminating entry must be last */
507 };
508
509 static const struct usb_device_id usb_amd_resume_quirk_list[] = {
510 /* Lenovo Mouse with Pixart controller */
511 { USB_DEVICE(0x17ef, 0x602e), .driver_info = USB_QUIRK_RESET_RESUME },
512
513 /* Pixart Mouse */
514 { USB_DEVICE(0x093a, 0x2500), .driver_info = USB_QUIRK_RESET_RESUME },
515 { USB_DEVICE(0x093a, 0x2510), .driver_info = USB_QUIRK_RESET_RESUME },
516 { USB_DEVICE(0x093a, 0x2521), .driver_info = USB_QUIRK_RESET_RESUME },
517 { USB_DEVICE(0x03f0, 0x2b4a), .driver_info = USB_QUIRK_RESET_RESUME },
518
519 /* Logitech Optical Mouse M90/M100 */
520 { USB_DEVICE(0x046d, 0xc05a), .driver_info = USB_QUIRK_RESET_RESUME },
521
522 { } /* terminating entry must be last */
523 };
524
525 /*
526 * Entries for endpoints that should be ignored when parsing configuration
527 * descriptors.
528 *
529 * Matched for devices with USB_QUIRK_ENDPOINT_IGNORE.
530 */
531 static const struct usb_device_id usb_endpoint_ignore[] = {
532 { USB_DEVICE_INTERFACE_NUMBER(0x06f8, 0xb000, 5), .driver_info = 0x01 },
533 { USB_DEVICE_INTERFACE_NUMBER(0x06f8, 0xb000, 5), .driver_info = 0x81 },
534 { USB_DEVICE_INTERFACE_NUMBER(0x0926, 0x0202, 1), .driver_info = 0x85 },
535 { USB_DEVICE_INTERFACE_NUMBER(0x0926, 0x0208, 1), .driver_info = 0x85 },
536 { }
537 };
538
usb_endpoint_is_ignored(struct usb_device * udev,struct usb_host_interface * intf,struct usb_endpoint_descriptor * epd)539 bool usb_endpoint_is_ignored(struct usb_device *udev,
540 struct usb_host_interface *intf,
541 struct usb_endpoint_descriptor *epd)
542 {
543 const struct usb_device_id *id;
544 unsigned int address;
545
546 for (id = usb_endpoint_ignore; id->match_flags; ++id) {
547 if (!usb_match_device(udev, id))
548 continue;
549
550 if (!usb_match_one_id_intf(udev, intf, id))
551 continue;
552
553 address = id->driver_info;
554 if (address == epd->bEndpointAddress)
555 return true;
556 }
557
558 return false;
559 }
560
usb_match_any_interface(struct usb_device * udev,const struct usb_device_id * id)561 static bool usb_match_any_interface(struct usb_device *udev,
562 const struct usb_device_id *id)
563 {
564 unsigned int i;
565
566 for (i = 0; i < udev->descriptor.bNumConfigurations; ++i) {
567 struct usb_host_config *cfg = &udev->config[i];
568 unsigned int j;
569
570 for (j = 0; j < cfg->desc.bNumInterfaces; ++j) {
571 struct usb_interface_cache *cache;
572 struct usb_host_interface *intf;
573
574 cache = cfg->intf_cache[j];
575 if (cache->num_altsetting == 0)
576 continue;
577
578 intf = &cache->altsetting[0];
579 if (usb_match_one_id_intf(udev, intf, id))
580 return true;
581 }
582 }
583
584 return false;
585 }
586
usb_amd_resume_quirk(struct usb_device * udev)587 static int usb_amd_resume_quirk(struct usb_device *udev)
588 {
589 struct usb_hcd *hcd;
590
591 hcd = bus_to_hcd(udev->bus);
592 /* The device should be attached directly to root hub */
593 if (udev->level == 1 && hcd->amd_resume_bug == 1)
594 return 1;
595
596 return 0;
597 }
598
usb_detect_static_quirks(struct usb_device * udev,const struct usb_device_id * id)599 static u32 usb_detect_static_quirks(struct usb_device *udev,
600 const struct usb_device_id *id)
601 {
602 u32 quirks = 0;
603
604 for (; id->match_flags; id++) {
605 if (!usb_match_device(udev, id))
606 continue;
607
608 if ((id->match_flags & USB_DEVICE_ID_MATCH_INT_INFO) &&
609 !usb_match_any_interface(udev, id))
610 continue;
611
612 quirks |= (u32)(id->driver_info);
613 }
614
615 return quirks;
616 }
617
usb_detect_dynamic_quirks(struct usb_device * udev)618 static u32 usb_detect_dynamic_quirks(struct usb_device *udev)
619 {
620 u16 vid = le16_to_cpu(udev->descriptor.idVendor);
621 u16 pid = le16_to_cpu(udev->descriptor.idProduct);
622 int i, flags = 0;
623
624 mutex_lock(&quirk_mutex);
625
626 for (i = 0; i < quirk_count; i++) {
627 if (vid == quirk_list[i].vid && pid == quirk_list[i].pid) {
628 flags = quirk_list[i].flags;
629 break;
630 }
631 }
632
633 mutex_unlock(&quirk_mutex);
634
635 return flags;
636 }
637
638 /*
639 * Detect any quirks the device has, and do any housekeeping for it if needed.
640 */
usb_detect_quirks(struct usb_device * udev)641 void usb_detect_quirks(struct usb_device *udev)
642 {
643 udev->quirks = usb_detect_static_quirks(udev, usb_quirk_list);
644
645 /*
646 * Pixart-based mice would trigger remote wakeup issue on AMD
647 * Yangtze chipset, so set them as RESET_RESUME flag.
648 */
649 if (usb_amd_resume_quirk(udev))
650 udev->quirks |= usb_detect_static_quirks(udev,
651 usb_amd_resume_quirk_list);
652
653 udev->quirks ^= usb_detect_dynamic_quirks(udev);
654
655 if (udev->quirks)
656 dev_dbg(&udev->dev, "USB quirks for this device: %x\n",
657 udev->quirks);
658
659 #ifdef CONFIG_USB_DEFAULT_PERSIST
660 if (!(udev->quirks & USB_QUIRK_RESET))
661 udev->persist_enabled = 1;
662 #else
663 /* Hubs are automatically enabled for USB-PERSIST */
664 if (udev->descriptor.bDeviceClass == USB_CLASS_HUB)
665 udev->persist_enabled = 1;
666 #endif /* CONFIG_USB_DEFAULT_PERSIST */
667 }
668
usb_detect_interface_quirks(struct usb_device * udev)669 void usb_detect_interface_quirks(struct usb_device *udev)
670 {
671 u32 quirks;
672
673 quirks = usb_detect_static_quirks(udev, usb_interface_quirk_list);
674 if (quirks == 0)
675 return;
676
677 dev_dbg(&udev->dev, "USB interface quirks for this device: %x\n",
678 quirks);
679 udev->quirks |= quirks;
680 }
681
usb_release_quirk_list(void)682 void usb_release_quirk_list(void)
683 {
684 mutex_lock(&quirk_mutex);
685 kfree(quirk_list);
686 quirk_list = NULL;
687 mutex_unlock(&quirk_mutex);
688 }
689
