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1/*
2 * USB device quirk handling logic and table
3 *
4 * Copyright (c) 2007 Oliver Neukum
5 * Copyright (c) 2007 Greg Kroah-Hartman <gregkh@suse.de>
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the Free
9 * Software Foundation, version 2.
10 *
11 *
12 */
13
14#include <linux/usb.h>
15#include <linux/usb/quirks.h>
16#include "usb.h"
17
18/* List of quirky USB devices. Please keep this list ordered by:
19 * 1) Vendor ID
20 * 2) Product ID
21 * 3) Class ID
22 *
23 * as we want specific devices to be overridden first, and only after that, any
24 * class specific quirks.
25 *
26 * Right now the logic aborts if it finds a valid device in the table, we might
27 * want to change that in the future if it turns out that a whole class of
28 * devices is broken...
29 */
30static const struct usb_device_id usb_quirk_list[] = {
31 /* CBM - Flash disk */
32 { USB_DEVICE(0x0204, 0x6025), .driver_info = USB_QUIRK_RESET_RESUME },
33
34 /* HP 5300/5370C scanner */
35 { USB_DEVICE(0x03f0, 0x0701), .driver_info =
36 USB_QUIRK_STRING_FETCH_255 },
37
38 /* Creative SB Audigy 2 NX */
39 { USB_DEVICE(0x041e, 0x3020), .driver_info = USB_QUIRK_RESET_RESUME },
40
41 /* Logitech Harmony 700-series */
42 { USB_DEVICE(0x046d, 0xc122), .driver_info = USB_QUIRK_DELAY_INIT },
43
44 /* Philips PSC805 audio device */
45 { USB_DEVICE(0x0471, 0x0155), .driver_info = USB_QUIRK_RESET_RESUME },
46
47 /* Artisman Watchdog Dongle */
48 { USB_DEVICE(0x04b4, 0x0526), .driver_info =
49 USB_QUIRK_CONFIG_INTF_STRINGS },
50
51 /* Samsung Android phone modem - ID conflict with SPH-I500 */
52 { USB_DEVICE(0x04e8, 0x6601), .driver_info =
53 USB_QUIRK_CONFIG_INTF_STRINGS },
54
55 /* Roland SC-8820 */
56 { USB_DEVICE(0x0582, 0x0007), .driver_info = USB_QUIRK_RESET_RESUME },
57
58 /* Edirol SD-20 */
59 { USB_DEVICE(0x0582, 0x0027), .driver_info = USB_QUIRK_RESET_RESUME },
60
61 /* appletouch */
62 { USB_DEVICE(0x05ac, 0x021a), .driver_info = USB_QUIRK_RESET_RESUME },
63
64 /* Avision AV600U */
65 { USB_DEVICE(0x0638, 0x0a13), .driver_info =
66 USB_QUIRK_STRING_FETCH_255 },
67
68 /* Saitek Cyborg Gold Joystick */
69 { USB_DEVICE(0x06a3, 0x0006), .driver_info =
70 USB_QUIRK_CONFIG_INTF_STRINGS },
71
72 /* M-Systems Flash Disk Pioneers */
73 { USB_DEVICE(0x08ec, 0x1000), .driver_info = USB_QUIRK_RESET_RESUME },
74
75 /* Keytouch QWERTY Panel keyboard */
76 { USB_DEVICE(0x0926, 0x3333), .driver_info =
77 USB_QUIRK_CONFIG_INTF_STRINGS },
78
79 /* X-Rite/Gretag-Macbeth Eye-One Pro display colorimeter */
80 { USB_DEVICE(0x0971, 0x2000), .driver_info = USB_QUIRK_NO_SET_INTF },
81
82 /* Broadcom BCM92035DGROM BT dongle */
83 { USB_DEVICE(0x0a5c, 0x2021), .driver_info = USB_QUIRK_RESET_RESUME },
84
85 /* Action Semiconductor flash disk */
86 { USB_DEVICE(0x10d6, 0x2200), .driver_info =
87 USB_QUIRK_STRING_FETCH_255 },
88
89 /* SKYMEDI USB_DRIVE */
90 { USB_DEVICE(0x1516, 0x8628), .driver_info = USB_QUIRK_RESET_RESUME },
91
92 /* BUILDWIN Photo Frame */
93 { USB_DEVICE(0x1908, 0x1315), .driver_info =
94 USB_QUIRK_HONOR_BNUMINTERFACES },
95
96 /* INTEL VALUE SSD */
97 { USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME },
98
99 { } /* terminating entry must be last */
100};
101
102static const struct usb_device_id *find_id(struct usb_device *udev)
103{
104 const struct usb_device_id *id = usb_quirk_list;
105
106 for (; id->idVendor || id->bDeviceClass || id->bInterfaceClass ||
107 id->driver_info; id++) {
108 if (usb_match_device(udev, id))
109 return id;
110 }
111 return NULL;
112}
113
114/*
115 * Detect any quirks the device has, and do any housekeeping for it if needed.
116 */
117void usb_detect_quirks(struct usb_device *udev)
118{
119 const struct usb_device_id *id = usb_quirk_list;
120
121 id = find_id(udev);
122 if (id)
123 udev->quirks = (u32)(id->driver_info);
124 if (udev->quirks)
125 dev_dbg(&udev->dev, "USB quirks for this device: %x\n",
126 udev->quirks);
127
128 /* For the present, all devices default to USB-PERSIST enabled */
129#if 0 /* was: #ifdef CONFIG_PM */
130 /* Hubs are automatically enabled for USB-PERSIST */
131 if (udev->descriptor.bDeviceClass == USB_CLASS_HUB)
132 udev->persist_enabled = 1;
133
134#else
135 /* In the absence of PM, we can safely enable USB-PERSIST
136 * for all devices. It will affect things like hub resets
137 * and EMF-related port disables.
138 */
139 if (!(udev->quirks & USB_QUIRK_RESET_MORPHS))
140 udev->persist_enabled = 1;
141#endif /* CONFIG_PM */
142}
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}