Merge tag 'regmap-fix-v5.11-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git...
[linux/fpc-iii.git] / drivers / usb / core / quirks.c
blob1b4eb7046b0782ef01bfdd5fc59e09d3abed6ac4
1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * USB device quirk handling logic and table
5 * Copyright (c) 2007 Oliver Neukum
6 * Copyright (c) 2007 Greg Kroah-Hartman <gregkh@suse.de>
7 */
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"
15 struct quirk_entry {
16 u16 vid;
17 u16 pid;
18 u32 flags;
21 static DEFINE_MUTEX(quirk_mutex);
23 static struct quirk_entry *quirk_list;
24 static unsigned int quirk_count;
26 static char quirks_param[128];
28 static int quirks_param_set(const char *value, const struct kernel_param *kp)
30 char *val, *p, *field;
31 u16 vid, pid;
32 u32 flags;
33 size_t i;
34 int err;
36 val = kstrdup(value, GFP_KERNEL);
37 if (!val)
38 return -ENOMEM;
40 err = param_set_copystring(val, kp);
41 if (err) {
42 kfree(val);
43 return err;
46 mutex_lock(&quirk_mutex);
48 if (!*val) {
49 quirk_count = 0;
50 kfree(quirk_list);
51 quirk_list = NULL;
52 goto unlock;
55 for (quirk_count = 1, i = 0; val[i]; i++)
56 if (val[i] == ',')
57 quirk_count++;
59 if (quirk_list) {
60 kfree(quirk_list);
61 quirk_list = NULL;
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;
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;
79 if (kstrtou16(field, 16, &vid))
80 break;
82 field = strsep(&p, ":");
83 if (!field)
84 break;
86 if (kstrtou16(field, 16, &pid))
87 break;
89 field = strsep(&p, ",");
90 if (!field || !*field)
91 break;
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 */
145 quirk_list[i++] = (struct quirk_entry)
146 { .vid = vid, .pid = pid, .flags = flags };
149 if (i < quirk_count)
150 quirk_count = i;
152 unlock:
153 mutex_unlock(&quirk_mutex);
154 kfree(val);
156 return 0;
159 static const struct kernel_param_ops quirks_param_ops = {
160 .set = quirks_param_set,
161 .get = param_get_string,
164 static struct kparam_string quirks_param_string = {
165 .maxlen = sizeof(quirks_param),
166 .string = quirks_param,
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");
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.
177 * Interface quirks are applied after reading all the configuration descriptors.
178 * They can match on both device and interface information.
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.
184 * Please keep the lists ordered by:
185 * 1) Vendor ID
186 * 2) Product ID
187 * 3) Class ID
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 },
193 /* WORLDE Controller KS49 or Prodipe MIDI 49C USB controller */
194 { USB_DEVICE(0x0218, 0x0201), .driver_info =
195 USB_QUIRK_CONFIG_INTF_STRINGS },
197 /* WORLDE easy key (easykey.25) MIDI controller */
198 { USB_DEVICE(0x0218, 0x0401), .driver_info =
199 USB_QUIRK_CONFIG_INTF_STRINGS },
201 /* HP 5300/5370C scanner */
202 { USB_DEVICE(0x03f0, 0x0701), .driver_info =
203 USB_QUIRK_STRING_FETCH_255 },
205 /* HP v222w 16GB Mini USB Drive */
206 { USB_DEVICE(0x03f0, 0x3f40), .driver_info = USB_QUIRK_DELAY_INIT },
208 /* Creative SB Audigy 2 NX */
209 { USB_DEVICE(0x041e, 0x3020), .driver_info = USB_QUIRK_RESET_RESUME },
211 /* USB3503 */
212 { USB_DEVICE(0x0424, 0x3503), .driver_info = USB_QUIRK_RESET_RESUME },
214 /* Microsoft Wireless Laser Mouse 6000 Receiver */
215 { USB_DEVICE(0x045e, 0x00e1), .driver_info = USB_QUIRK_RESET_RESUME },
217 /* Microsoft LifeCam-VX700 v2.0 */
218 { USB_DEVICE(0x045e, 0x0770), .driver_info = USB_QUIRK_RESET_RESUME },
220 /* Microsoft Surface Dock Ethernet (RTL8153 GigE) */
221 { USB_DEVICE(0x045e, 0x07c6), .driver_info = USB_QUIRK_NO_LPM },
223 /* Cherry Stream G230 2.0 (G85-231) and 3.0 (G85-232) */
224 { USB_DEVICE(0x046a, 0x0023), .driver_info = USB_QUIRK_RESET_RESUME },
226 /* Logitech HD Webcam C270 */
227 { USB_DEVICE(0x046d, 0x0825), .driver_info = USB_QUIRK_RESET_RESUME },
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 },
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 },
240 /* Logitech PTZ Pro Camera */
241 { USB_DEVICE(0x046d, 0x0853), .driver_info = USB_QUIRK_DELAY_INIT },
243 /* Logitech Screen Share */
244 { USB_DEVICE(0x046d, 0x086c), .driver_info = USB_QUIRK_NO_LPM },
246 /* Logitech Quickcam Fusion */
247 { USB_DEVICE(0x046d, 0x08c1), .driver_info = USB_QUIRK_RESET_RESUME },
249 /* Logitech Quickcam Orbit MP */
250 { USB_DEVICE(0x046d, 0x08c2), .driver_info = USB_QUIRK_RESET_RESUME },
252 /* Logitech Quickcam Pro for Notebook */
253 { USB_DEVICE(0x046d, 0x08c3), .driver_info = USB_QUIRK_RESET_RESUME },
255 /* Logitech Quickcam Pro 5000 */
256 { USB_DEVICE(0x046d, 0x08c5), .driver_info = USB_QUIRK_RESET_RESUME },
258 /* Logitech Quickcam OEM Dell Notebook */
259 { USB_DEVICE(0x046d, 0x08c6), .driver_info = USB_QUIRK_RESET_RESUME },
261 /* Logitech Quickcam OEM Cisco VT Camera II */
262 { USB_DEVICE(0x046d, 0x08c7), .driver_info = USB_QUIRK_RESET_RESUME },
264 /* Logitech Harmony 700-series */
265 { USB_DEVICE(0x046d, 0xc122), .driver_info = USB_QUIRK_DELAY_INIT },
267 /* Philips PSC805 audio device */
268 { USB_DEVICE(0x0471, 0x0155), .driver_info = USB_QUIRK_RESET_RESUME },
270 /* Plantronic Audio 655 DSP */
271 { USB_DEVICE(0x047f, 0xc008), .driver_info = USB_QUIRK_RESET_RESUME },
273 /* Plantronic Audio 648 USB */
274 { USB_DEVICE(0x047f, 0xc013), .driver_info = USB_QUIRK_RESET_RESUME },
276 /* Artisman Watchdog Dongle */
277 { USB_DEVICE(0x04b4, 0x0526), .driver_info =
278 USB_QUIRK_CONFIG_INTF_STRINGS },
280 /* Microchip Joss Optical infrared touchboard device */
281 { USB_DEVICE(0x04d8, 0x000c), .driver_info =
282 USB_QUIRK_CONFIG_INTF_STRINGS },
284 /* CarrolTouch 4000U */
285 { USB_DEVICE(0x04e7, 0x0009), .driver_info = USB_QUIRK_RESET_RESUME },
287 /* CarrolTouch 4500U */
288 { USB_DEVICE(0x04e7, 0x0030), .driver_info = USB_QUIRK_RESET_RESUME },
290 /* Samsung Android phone modem - ID conflict with SPH-I500 */
291 { USB_DEVICE(0x04e8, 0x6601), .driver_info =
292 USB_QUIRK_CONFIG_INTF_STRINGS },
294 /* Elan Touchscreen */
295 { USB_DEVICE(0x04f3, 0x0089), .driver_info =
296 USB_QUIRK_DEVICE_QUALIFIER },
298 { USB_DEVICE(0x04f3, 0x009b), .driver_info =
299 USB_QUIRK_DEVICE_QUALIFIER },
301 { USB_DEVICE(0x04f3, 0x010c), .driver_info =
302 USB_QUIRK_DEVICE_QUALIFIER },
304 { USB_DEVICE(0x04f3, 0x0125), .driver_info =
305 USB_QUIRK_DEVICE_QUALIFIER },
307 { USB_DEVICE(0x04f3, 0x016f), .driver_info =
308 USB_QUIRK_DEVICE_QUALIFIER },
310 { USB_DEVICE(0x04f3, 0x0381), .driver_info =
311 USB_QUIRK_NO_LPM },
313 { USB_DEVICE(0x04f3, 0x21b8), .driver_info =
314 USB_QUIRK_DEVICE_QUALIFIER },
316 /* Roland SC-8820 */
317 { USB_DEVICE(0x0582, 0x0007), .driver_info = USB_QUIRK_RESET_RESUME },
319 /* Edirol SD-20 */
320 { USB_DEVICE(0x0582, 0x0027), .driver_info = USB_QUIRK_RESET_RESUME },
322 /* Alcor Micro Corp. Hub */
323 { USB_DEVICE(0x058f, 0x9254), .driver_info = USB_QUIRK_RESET_RESUME },
325 /* appletouch */
326 { USB_DEVICE(0x05ac, 0x021a), .driver_info = USB_QUIRK_RESET_RESUME },
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 },
331 /* ELSA MicroLink 56K */
332 { USB_DEVICE(0x05cc, 0x2267), .driver_info = USB_QUIRK_RESET_RESUME },
334 /* Genesys Logic hub, internally used by Moshi USB to Ethernet Adapter */
335 { USB_DEVICE(0x05e3, 0x0616), .driver_info = USB_QUIRK_NO_LPM },
337 /* Avision AV600U */
338 { USB_DEVICE(0x0638, 0x0a13), .driver_info =
339 USB_QUIRK_STRING_FETCH_255 },
341 /* Saitek Cyborg Gold Joystick */
342 { USB_DEVICE(0x06a3, 0x0006), .driver_info =
343 USB_QUIRK_CONFIG_INTF_STRINGS },
345 /* Agfa SNAPSCAN 1212U */
346 { USB_DEVICE(0x06bd, 0x0001), .driver_info = USB_QUIRK_RESET_RESUME },
348 /* Guillemot Webcam Hercules Dualpix Exchange (2nd ID) */
349 { USB_DEVICE(0x06f8, 0x0804), .driver_info = USB_QUIRK_RESET_RESUME },
351 /* Guillemot Webcam Hercules Dualpix Exchange*/
352 { USB_DEVICE(0x06f8, 0x3005), .driver_info = USB_QUIRK_RESET_RESUME },
354 /* Guillemot Hercules DJ Console audio card (BZ 208357) */
355 { USB_DEVICE(0x06f8, 0xb000), .driver_info =
356 USB_QUIRK_ENDPOINT_IGNORE },
358 /* Midiman M-Audio Keystation 88es */
359 { USB_DEVICE(0x0763, 0x0192), .driver_info = USB_QUIRK_RESET_RESUME },
361 /* SanDisk Ultra Fit and Ultra Flair */
362 { USB_DEVICE(0x0781, 0x5583), .driver_info = USB_QUIRK_NO_LPM },
363 { USB_DEVICE(0x0781, 0x5591), .driver_info = USB_QUIRK_NO_LPM },
365 /* M-Systems Flash Disk Pioneers */
366 { USB_DEVICE(0x08ec, 0x1000), .driver_info = USB_QUIRK_RESET_RESUME },
368 /* Baum Vario Ultra */
369 { USB_DEVICE(0x0904, 0x6101), .driver_info =
370 USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL },
371 { USB_DEVICE(0x0904, 0x6102), .driver_info =
372 USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL },
373 { USB_DEVICE(0x0904, 0x6103), .driver_info =
374 USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL },
376 /* Sound Devices USBPre2 */
377 { USB_DEVICE(0x0926, 0x0202), .driver_info =
378 USB_QUIRK_ENDPOINT_IGNORE },
380 /* Sound Devices MixPre-D */
381 { USB_DEVICE(0x0926, 0x0208), .driver_info =
382 USB_QUIRK_ENDPOINT_IGNORE },
384 /* Keytouch QWERTY Panel keyboard */
385 { USB_DEVICE(0x0926, 0x3333), .driver_info =
386 USB_QUIRK_CONFIG_INTF_STRINGS },
388 /* Kingston DataTraveler 3.0 */
389 { USB_DEVICE(0x0951, 0x1666), .driver_info = USB_QUIRK_NO_LPM },
391 /* X-Rite/Gretag-Macbeth Eye-One Pro display colorimeter */
392 { USB_DEVICE(0x0971, 0x2000), .driver_info = USB_QUIRK_NO_SET_INTF },
394 /* Broadcom BCM92035DGROM BT dongle */
395 { USB_DEVICE(0x0a5c, 0x2021), .driver_info = USB_QUIRK_RESET_RESUME },
397 /* MAYA44USB sound device */
398 { USB_DEVICE(0x0a92, 0x0091), .driver_info = USB_QUIRK_RESET_RESUME },
400 /* ASUS Base Station(T100) */
401 { USB_DEVICE(0x0b05, 0x17e0), .driver_info =
402 USB_QUIRK_IGNORE_REMOTE_WAKEUP },
404 /* Realtek hub in Dell WD19 (Type-C) */
405 { USB_DEVICE(0x0bda, 0x0487), .driver_info = USB_QUIRK_NO_LPM },
407 /* Generic RTL8153 based ethernet adapters */
408 { USB_DEVICE(0x0bda, 0x8153), .driver_info = USB_QUIRK_NO_LPM },
410 /* SONiX USB DEVICE Touchpad */
411 { USB_DEVICE(0x0c45, 0x7056), .driver_info =
412 USB_QUIRK_IGNORE_REMOTE_WAKEUP },
414 /* Action Semiconductor flash disk */
415 { USB_DEVICE(0x10d6, 0x2200), .driver_info =
416 USB_QUIRK_STRING_FETCH_255 },
418 /* Huawei 4G LTE module */
419 { USB_DEVICE(0x12d1, 0x15bb), .driver_info =
420 USB_QUIRK_DISCONNECT_SUSPEND },
421 { USB_DEVICE(0x12d1, 0x15c3), .driver_info =
422 USB_QUIRK_DISCONNECT_SUSPEND },
424 /* SKYMEDI USB_DRIVE */
425 { USB_DEVICE(0x1516, 0x8628), .driver_info = USB_QUIRK_RESET_RESUME },
427 /* Razer - Razer Blade Keyboard */
428 { USB_DEVICE(0x1532, 0x0116), .driver_info =
429 USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },
431 /* Lenovo ThinkCenter A630Z TI024Gen3 usb-audio */
432 { USB_DEVICE(0x17ef, 0xa012), .driver_info =
433 USB_QUIRK_DISCONNECT_SUSPEND },
435 /* BUILDWIN Photo Frame */
436 { USB_DEVICE(0x1908, 0x1315), .driver_info =
437 USB_QUIRK_HONOR_BNUMINTERFACES },
439 /* Protocol and OTG Electrical Test Device */
440 { USB_DEVICE(0x1a0a, 0x0200), .driver_info =
441 USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },
443 /* Terminus Technology Inc. Hub */
444 { USB_DEVICE(0x1a40, 0x0101), .driver_info = USB_QUIRK_HUB_SLOW_RESET },
446 /* Corsair K70 RGB */
447 { USB_DEVICE(0x1b1c, 0x1b13), .driver_info = USB_QUIRK_DELAY_INIT |
448 USB_QUIRK_DELAY_CTRL_MSG },
450 /* Corsair Strafe */
451 { USB_DEVICE(0x1b1c, 0x1b15), .driver_info = USB_QUIRK_DELAY_INIT |
452 USB_QUIRK_DELAY_CTRL_MSG },
454 /* Corsair Strafe RGB */
455 { USB_DEVICE(0x1b1c, 0x1b20), .driver_info = USB_QUIRK_DELAY_INIT |
456 USB_QUIRK_DELAY_CTRL_MSG },
458 /* Corsair K70 LUX RGB */
459 { USB_DEVICE(0x1b1c, 0x1b33), .driver_info = USB_QUIRK_DELAY_INIT },
461 /* Corsair K70 LUX */
462 { USB_DEVICE(0x1b1c, 0x1b36), .driver_info = USB_QUIRK_DELAY_INIT },
464 /* Corsair K70 RGB RAPDIFIRE */
465 { USB_DEVICE(0x1b1c, 0x1b38), .driver_info = USB_QUIRK_DELAY_INIT |
466 USB_QUIRK_DELAY_CTRL_MSG },
468 /* MIDI keyboard WORLDE MINI */
469 { USB_DEVICE(0x1c75, 0x0204), .driver_info =
470 USB_QUIRK_CONFIG_INTF_STRINGS },
472 /* Acer C120 LED Projector */
473 { USB_DEVICE(0x1de1, 0xc102), .driver_info = USB_QUIRK_NO_LPM },
475 /* Blackmagic Design Intensity Shuttle */
476 { USB_DEVICE(0x1edb, 0xbd3b), .driver_info = USB_QUIRK_NO_LPM },
478 /* Blackmagic Design UltraStudio SDI */
479 { USB_DEVICE(0x1edb, 0xbd4f), .driver_info = USB_QUIRK_NO_LPM },
481 /* Hauppauge HVR-950q */
482 { USB_DEVICE(0x2040, 0x7200), .driver_info =
483 USB_QUIRK_CONFIG_INTF_STRINGS },
485 /* Raydium Touchscreen */
486 { USB_DEVICE(0x2386, 0x3114), .driver_info = USB_QUIRK_NO_LPM },
488 { USB_DEVICE(0x2386, 0x3119), .driver_info = USB_QUIRK_NO_LPM },
490 { USB_DEVICE(0x2386, 0x350e), .driver_info = USB_QUIRK_NO_LPM },
492 /* DJI CineSSD */
493 { USB_DEVICE(0x2ca3, 0x0031), .driver_info = USB_QUIRK_NO_LPM },
495 /* INTEL VALUE SSD */
496 { USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME },
498 /* novation SoundControl XL */
499 { USB_DEVICE(0x1235, 0x0061), .driver_info = USB_QUIRK_RESET_RESUME },
501 { } /* terminating entry must be last */
504 static const struct usb_device_id usb_interface_quirk_list[] = {
505 /* Logitech UVC Cameras */
506 { USB_VENDOR_AND_INTERFACE_INFO(0x046d, USB_CLASS_VIDEO, 1, 0),
507 .driver_info = USB_QUIRK_RESET_RESUME },
509 { } /* terminating entry must be last */
512 static const struct usb_device_id usb_amd_resume_quirk_list[] = {
513 /* Lenovo Mouse with Pixart controller */
514 { USB_DEVICE(0x17ef, 0x602e), .driver_info = USB_QUIRK_RESET_RESUME },
516 /* Pixart Mouse */
517 { USB_DEVICE(0x093a, 0x2500), .driver_info = USB_QUIRK_RESET_RESUME },
518 { USB_DEVICE(0x093a, 0x2510), .driver_info = USB_QUIRK_RESET_RESUME },
519 { USB_DEVICE(0x093a, 0x2521), .driver_info = USB_QUIRK_RESET_RESUME },
520 { USB_DEVICE(0x03f0, 0x2b4a), .driver_info = USB_QUIRK_RESET_RESUME },
522 /* Logitech Optical Mouse M90/M100 */
523 { USB_DEVICE(0x046d, 0xc05a), .driver_info = USB_QUIRK_RESET_RESUME },
525 { } /* terminating entry must be last */
529 * Entries for endpoints that should be ignored when parsing configuration
530 * descriptors.
532 * Matched for devices with USB_QUIRK_ENDPOINT_IGNORE.
534 static const struct usb_device_id usb_endpoint_ignore[] = {
535 { USB_DEVICE_INTERFACE_NUMBER(0x06f8, 0xb000, 5), .driver_info = 0x01 },
536 { USB_DEVICE_INTERFACE_NUMBER(0x06f8, 0xb000, 5), .driver_info = 0x81 },
537 { USB_DEVICE_INTERFACE_NUMBER(0x0926, 0x0202, 1), .driver_info = 0x85 },
538 { USB_DEVICE_INTERFACE_NUMBER(0x0926, 0x0208, 1), .driver_info = 0x85 },
542 bool usb_endpoint_is_ignored(struct usb_device *udev,
543 struct usb_host_interface *intf,
544 struct usb_endpoint_descriptor *epd)
546 const struct usb_device_id *id;
547 unsigned int address;
549 for (id = usb_endpoint_ignore; id->match_flags; ++id) {
550 if (!usb_match_device(udev, id))
551 continue;
553 if (!usb_match_one_id_intf(udev, intf, id))
554 continue;
556 address = id->driver_info;
557 if (address == epd->bEndpointAddress)
558 return true;
561 return false;
564 static bool usb_match_any_interface(struct usb_device *udev,
565 const struct usb_device_id *id)
567 unsigned int i;
569 for (i = 0; i < udev->descriptor.bNumConfigurations; ++i) {
570 struct usb_host_config *cfg = &udev->config[i];
571 unsigned int j;
573 for (j = 0; j < cfg->desc.bNumInterfaces; ++j) {
574 struct usb_interface_cache *cache;
575 struct usb_host_interface *intf;
577 cache = cfg->intf_cache[j];
578 if (cache->num_altsetting == 0)
579 continue;
581 intf = &cache->altsetting[0];
582 if (usb_match_one_id_intf(udev, intf, id))
583 return true;
587 return false;
590 static int usb_amd_resume_quirk(struct usb_device *udev)
592 struct usb_hcd *hcd;
594 hcd = bus_to_hcd(udev->bus);
595 /* The device should be attached directly to root hub */
596 if (udev->level == 1 && hcd->amd_resume_bug == 1)
597 return 1;
599 return 0;
602 static u32 usb_detect_static_quirks(struct usb_device *udev,
603 const struct usb_device_id *id)
605 u32 quirks = 0;
607 for (; id->match_flags; id++) {
608 if (!usb_match_device(udev, id))
609 continue;
611 if ((id->match_flags & USB_DEVICE_ID_MATCH_INT_INFO) &&
612 !usb_match_any_interface(udev, id))
613 continue;
615 quirks |= (u32)(id->driver_info);
618 return quirks;
621 static u32 usb_detect_dynamic_quirks(struct usb_device *udev)
623 u16 vid = le16_to_cpu(udev->descriptor.idVendor);
624 u16 pid = le16_to_cpu(udev->descriptor.idProduct);
625 int i, flags = 0;
627 mutex_lock(&quirk_mutex);
629 for (i = 0; i < quirk_count; i++) {
630 if (vid == quirk_list[i].vid && pid == quirk_list[i].pid) {
631 flags = quirk_list[i].flags;
632 break;
636 mutex_unlock(&quirk_mutex);
638 return flags;
642 * Detect any quirks the device has, and do any housekeeping for it if needed.
644 void usb_detect_quirks(struct usb_device *udev)
646 udev->quirks = usb_detect_static_quirks(udev, usb_quirk_list);
649 * Pixart-based mice would trigger remote wakeup issue on AMD
650 * Yangtze chipset, so set them as RESET_RESUME flag.
652 if (usb_amd_resume_quirk(udev))
653 udev->quirks |= usb_detect_static_quirks(udev,
654 usb_amd_resume_quirk_list);
656 udev->quirks ^= usb_detect_dynamic_quirks(udev);
658 if (udev->quirks)
659 dev_dbg(&udev->dev, "USB quirks for this device: %x\n",
660 udev->quirks);
662 #ifdef CONFIG_USB_DEFAULT_PERSIST
663 if (!(udev->quirks & USB_QUIRK_RESET))
664 udev->persist_enabled = 1;
665 #else
666 /* Hubs are automatically enabled for USB-PERSIST */
667 if (udev->descriptor.bDeviceClass == USB_CLASS_HUB)
668 udev->persist_enabled = 1;
669 #endif /* CONFIG_USB_DEFAULT_PERSIST */
672 void usb_detect_interface_quirks(struct usb_device *udev)
674 u32 quirks;
676 quirks = usb_detect_static_quirks(udev, usb_interface_quirk_list);
677 if (quirks == 0)
678 return;
680 dev_dbg(&udev->dev, "USB interface quirks for this device: %x\n",
681 quirks);
682 udev->quirks |= quirks;
685 void usb_release_quirk_list(void)
687 mutex_lock(&quirk_mutex);
688 kfree(quirk_list);
689 quirk_list = NULL;
690 mutex_unlock(&quirk_mutex);