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