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