1 // SPDX-License-Identifier: GPL-2.0
3 * USB device quirk handling logic and table
5 * Copyright (c) 2007 Oliver Neukum
6 * Copyright (c) 2007 Greg Kroah-Hartman <gregkh@suse.de>
9 #include <linux/moduleparam.h>
10 #include <linux/usb.h>
11 #include <linux/usb/quirks.h>
12 #include <linux/usb/hcd.h>
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
;
36 val
= kstrdup(value
, GFP_KERNEL
);
40 err
= param_set_copystring(val
, kp
);
46 mutex_lock(&quirk_mutex
);
55 for (quirk_count
= 1, i
= 0; val
[i
]; i
++)
64 quirk_list
= kcalloc(quirk_count
, sizeof(struct quirk_entry
),
68 mutex_unlock(&quirk_mutex
);
73 for (i
= 0, p
= val
; p
&& *p
;) {
74 /* Each entry consists of VID:PID:flags */
75 field
= strsep(&p
, ":");
79 if (kstrtou16(field
, 16, &vid
))
82 field
= strsep(&p
, ":");
86 if (kstrtou16(field
, 16, &pid
))
89 field
= strsep(&p
, ",");
90 if (!field
|| !*field
)
93 /* Collect the flags */
94 for (flags
= 0; *field
; field
++) {
97 flags
|= USB_QUIRK_STRING_FETCH_255
;
100 flags
|= USB_QUIRK_RESET_RESUME
;
103 flags
|= USB_QUIRK_NO_SET_INTF
;
106 flags
|= USB_QUIRK_CONFIG_INTF_STRINGS
;
109 flags
|= USB_QUIRK_RESET
;
112 flags
|= USB_QUIRK_HONOR_BNUMINTERFACES
;
115 flags
|= USB_QUIRK_DELAY_INIT
;
118 flags
|= USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL
;
121 flags
|= USB_QUIRK_DEVICE_QUALIFIER
;
124 flags
|= USB_QUIRK_IGNORE_REMOTE_WAKEUP
;
127 flags
|= USB_QUIRK_NO_LPM
;
130 flags
|= USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL
;
133 flags
|= USB_QUIRK_DISCONNECT_SUSPEND
;
136 flags
|= USB_QUIRK_DELAY_CTRL_MSG
;
139 flags
|= USB_QUIRK_HUB_SLOW_RESET
;
141 /* Ignore unrecognized flag characters */
145 quirk_list
[i
++] = (struct quirk_entry
)
146 { .vid
= vid
, .pid
= pid
, .flags
= flags
};
153 mutex_unlock(&quirk_mutex
);
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
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:
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
},
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
=
313 { USB_DEVICE(0x04f3, 0x21b8), .driver_info
=
314 USB_QUIRK_DEVICE_QUALIFIER
},
317 { USB_DEVICE(0x0582, 0x0007), .driver_info
= USB_QUIRK_RESET_RESUME
},
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
},
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
},
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
},
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
},
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
},
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
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
))
553 if (!usb_match_one_id_intf(udev
, intf
, id
))
556 address
= id
->driver_info
;
557 if (address
== epd
->bEndpointAddress
)
564 static bool usb_match_any_interface(struct usb_device
*udev
,
565 const struct usb_device_id
*id
)
569 for (i
= 0; i
< udev
->descriptor
.bNumConfigurations
; ++i
) {
570 struct usb_host_config
*cfg
= &udev
->config
[i
];
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)
581 intf
= &cache
->altsetting
[0];
582 if (usb_match_one_id_intf(udev
, intf
, id
))
590 static int usb_amd_resume_quirk(struct usb_device
*udev
)
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)
602 static u32
usb_detect_static_quirks(struct usb_device
*udev
,
603 const struct usb_device_id
*id
)
607 for (; id
->match_flags
; id
++) {
608 if (!usb_match_device(udev
, id
))
611 if ((id
->match_flags
& USB_DEVICE_ID_MATCH_INT_INFO
) &&
612 !usb_match_any_interface(udev
, id
))
615 quirks
|= (u32
)(id
->driver_info
);
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
);
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
;
636 mutex_unlock(&quirk_mutex
);
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
);
659 dev_dbg(&udev
->dev
, "USB quirks for this device: %x\n",
662 #ifdef CONFIG_USB_DEFAULT_PERSIST
663 if (!(udev
->quirks
& USB_QUIRK_RESET
))
664 udev
->persist_enabled
= 1;
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
)
676 quirks
= usb_detect_static_quirks(udev
, usb_interface_quirk_list
);
680 dev_dbg(&udev
->dev
, "USB interface quirks for this device: %x\n",
682 udev
->quirks
|= quirks
;
685 void usb_release_quirk_list(void)
687 mutex_lock(&quirk_mutex
);
690 mutex_unlock(&quirk_mutex
);