git.openwrt.org Git - openwrt/staging/blogic.git/blob

1 // SPDX-License-Identifier: GPL-2.0

2 /*

3 * USB device quirk handling logic and table

4 *

7 */

9 #include <linux/usb.h>

10 #include <linux/usb/quirks.h>

11 #include <linux/usb/hcd.h>

12 #include "usb.h"

14 struct quirk_entry {

15 u16 vid;

16 u16 pid;

17 u32 flags;

18 };

20 static DEFINE_MUTEX(quirk_mutex);

22 static struct quirk_entry *quirk_list;

23 static unsigned int quirk_count;

25 static char quirks_param[128];

27 static int quirks_param_set(const char *val, const struct kernel_param *kp)

28 {

29 char *p, *field;

30 u16 vid, pid;

31 u32 flags;

32 size_t i;

34 mutex_lock(&quirk_mutex);

36 if (!val || !*val) {

37 quirk_count = 0;

38 kfree(quirk_list);

39 quirk_list = NULL;

40 goto unlock;

41 }

43 for (quirk_count = 1, i = 0; val[i]; i++)

44 if (val[i] == ',')

45 quirk_count++;

47 if (quirk_list) {

48 kfree(quirk_list);

49 quirk_list = NULL;

50 }

52 quirk_list = kcalloc(quirk_count, sizeof(struct quirk_entry),

53 GFP_KERNEL);

54 if (!quirk_list) {

55 mutex_unlock(&quirk_mutex);

56 return -ENOMEM;

57 }

59 for (i = 0, p = (char *)val; p && *p;) {

60 /* Each entry consists of VID:PID:flags */

61 field = strsep(&p, ":");

62 if (!field)

63 break;

65 if (kstrtou16(field, 16, &vid))

66 break;

68 field = strsep(&p, ":");

69 if (!field)

70 break;

72 if (kstrtou16(field, 16, &pid))

73 break;

75 field = strsep(&p, ",");

76 if (!field || !*field)

77 break;

79 /* Collect the flags */

80 for (flags = 0; *field; field++) {

81 switch (*field) {

82 case 'a':

83 flags |= USB_QUIRK_STRING_FETCH_255;

84 break;

85 case 'b':

86 flags |= USB_QUIRK_RESET_RESUME;

87 break;

88 case 'c':

89 flags |= USB_QUIRK_NO_SET_INTF;

90 break;

91 case 'd':

92 flags |= USB_QUIRK_CONFIG_INTF_STRINGS;

93 break;

94 case 'e':

95 flags |= USB_QUIRK_RESET;

96 break;

97 case 'f':

98 flags |= USB_QUIRK_HONOR_BNUMINTERFACES;

99 break;

100 case 'g':

101 flags |= USB_QUIRK_DELAY_INIT;

102 break;

103 case 'h':

104 flags |= USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL;

105 break;

106 case 'i':

107 flags |= USB_QUIRK_DEVICE_QUALIFIER;

108 break;

109 case 'j':

110 flags |= USB_QUIRK_IGNORE_REMOTE_WAKEUP;

111 break;

112 case 'k':

113 flags |= USB_QUIRK_NO_LPM;

114 break;

115 case 'l':

116 flags |= USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL;

117 break;

118 case 'm':

119 flags |= USB_QUIRK_DISCONNECT_SUSPEND;

120 break;

121 /* Ignore unrecognized flag characters */

122 }

123 }

124

125 quirk_list[i++] = (struct quirk_entry)

126 { .vid = vid, .pid = pid, .flags = flags };

127 }

128

129 if (i < quirk_count)

130 quirk_count = i;

131

132 unlock:

133 mutex_unlock(&quirk_mutex);

134

135 return param_set_copystring(val, kp);

136 }

137

138 static const struct kernel_param_ops quirks_param_ops = {

139 .set = quirks_param_set,

140 .get = param_get_string,

141 };

142

143 static struct kparam_string quirks_param_string = {

144 .maxlen = sizeof(quirks_param),

145 .string = quirks_param,

146 };

147

148 module_param_cb(quirks, &quirks_param_ops, &quirks_param_string, 0644);

149 MODULE_PARM_DESC(quirks, "Add/modify USB quirks by specifying quirks=vendorID:productID:quirks");

150

151 /* Lists of quirky USB devices, split in device quirks and interface quirks.

152 * Device quirks are applied at the very beginning of the enumeration process,

153 * right after reading the device descriptor. They can thus only match on device

154 * information.

155 *

156 * Interface quirks are applied after reading all the configuration descriptors.

157 * They can match on both device and interface information.

158 *

159 * Note that the DELAY_INIT and HONOR_BNUMINTERFACES quirks do not make sense as

160 * interface quirks, as they only influence the enumeration process which is run

161 * before processing the interface quirks.

162 *

163 * Please keep the lists ordered by:

164 * 1) Vendor ID

165 * 2) Product ID

166 * 3) Class ID

167 */

168 static const struct usb_device_id usb_quirk_list[] = {

169 /* CBM - Flash disk */

170 { USB_DEVICE(0x0204, 0x6025), .driver_info = USB_QUIRK_RESET_RESUME },

171

172 /* WORLDE easy key (easykey.25) MIDI controller */

173 { USB_DEVICE(0x0218, 0x0401), .driver_info =

174 USB_QUIRK_CONFIG_INTF_STRINGS },

175

176 /* HP 5300/5370C scanner */

177 { USB_DEVICE(0x03f0, 0x0701), .driver_info =

178 USB_QUIRK_STRING_FETCH_255 },

179

180 /* Creative SB Audigy 2 NX */

181 { USB_DEVICE(0x041e, 0x3020), .driver_info = USB_QUIRK_RESET_RESUME },

182

183 /* USB3503 */

184 { USB_DEVICE(0x0424, 0x3503), .driver_info = USB_QUIRK_RESET_RESUME },

185

186 /* Microsoft Wireless Laser Mouse 6000 Receiver */

187 { USB_DEVICE(0x045e, 0x00e1), .driver_info = USB_QUIRK_RESET_RESUME },

188

189 /* Microsoft LifeCam-VX700 v2.0 */

190 { USB_DEVICE(0x045e, 0x0770), .driver_info = USB_QUIRK_RESET_RESUME },

191

192 /* Logitech HD Pro Webcams C920, C920-C, C925e and C930e */

193 { USB_DEVICE(0x046d, 0x082d), .driver_info = USB_QUIRK_DELAY_INIT },

194 { USB_DEVICE(0x046d, 0x0841), .driver_info = USB_QUIRK_DELAY_INIT },

195 { USB_DEVICE(0x046d, 0x0843), .driver_info = USB_QUIRK_DELAY_INIT },

196 { USB_DEVICE(0x046d, 0x085b), .driver_info = USB_QUIRK_DELAY_INIT },

197

198 /* Logitech ConferenceCam CC3000e */

199 { USB_DEVICE(0x046d, 0x0847), .driver_info = USB_QUIRK_DELAY_INIT },

200 { USB_DEVICE(0x046d, 0x0848), .driver_info = USB_QUIRK_DELAY_INIT },

201

202 /* Logitech PTZ Pro Camera */

203 { USB_DEVICE(0x046d, 0x0853), .driver_info = USB_QUIRK_DELAY_INIT },

204

205 /* Logitech Quickcam Fusion */

206 { USB_DEVICE(0x046d, 0x08c1), .driver_info = USB_QUIRK_RESET_RESUME },

207

208 /* Logitech Quickcam Orbit MP */

209 { USB_DEVICE(0x046d, 0x08c2), .driver_info = USB_QUIRK_RESET_RESUME },

210

211 /* Logitech Quickcam Pro for Notebook */

212 { USB_DEVICE(0x046d, 0x08c3), .driver_info = USB_QUIRK_RESET_RESUME },

213

214 /* Logitech Quickcam Pro 5000 */

215 { USB_DEVICE(0x046d, 0x08c5), .driver_info = USB_QUIRK_RESET_RESUME },

216

217 /* Logitech Quickcam OEM Dell Notebook */

218 { USB_DEVICE(0x046d, 0x08c6), .driver_info = USB_QUIRK_RESET_RESUME },

219

220 /* Logitech Quickcam OEM Cisco VT Camera II */

221 { USB_DEVICE(0x046d, 0x08c7), .driver_info = USB_QUIRK_RESET_RESUME },

222

223 /* Logitech Harmony 700-series */

224 { USB_DEVICE(0x046d, 0xc122), .driver_info = USB_QUIRK_DELAY_INIT },

225

226 /* Philips PSC805 audio device */

227 { USB_DEVICE(0x0471, 0x0155), .driver_info = USB_QUIRK_RESET_RESUME },

228

229 /* Plantronic Audio 655 DSP */

230 { USB_DEVICE(0x047f, 0xc008), .driver_info = USB_QUIRK_RESET_RESUME },

231

232 /* Plantronic Audio 648 USB */

233 { USB_DEVICE(0x047f, 0xc013), .driver_info = USB_QUIRK_RESET_RESUME },

234

235 /* Artisman Watchdog Dongle */

236 { USB_DEVICE(0x04b4, 0x0526), .driver_info =

237 USB_QUIRK_CONFIG_INTF_STRINGS },

238

239 /* Microchip Joss Optical infrared touchboard device */

240 { USB_DEVICE(0x04d8, 0x000c), .driver_info =

241 USB_QUIRK_CONFIG_INTF_STRINGS },

242

243 /* CarrolTouch 4000U */

244 { USB_DEVICE(0x04e7, 0x0009), .driver_info = USB_QUIRK_RESET_RESUME },

245

246 /* CarrolTouch 4500U */

247 { USB_DEVICE(0x04e7, 0x0030), .driver_info = USB_QUIRK_RESET_RESUME },

248

249 /* Samsung Android phone modem - ID conflict with SPH-I500 */

250 { USB_DEVICE(0x04e8, 0x6601), .driver_info =

251 USB_QUIRK_CONFIG_INTF_STRINGS },

252

253 /* Elan Touchscreen */

254 { USB_DEVICE(0x04f3, 0x0089), .driver_info =

255 USB_QUIRK_DEVICE_QUALIFIER },

256

257 { USB_DEVICE(0x04f3, 0x009b), .driver_info =

258 USB_QUIRK_DEVICE_QUALIFIER },

259

260 { USB_DEVICE(0x04f3, 0x010c), .driver_info =

261 USB_QUIRK_DEVICE_QUALIFIER },

262

263 { USB_DEVICE(0x04f3, 0x0125), .driver_info =

264 USB_QUIRK_DEVICE_QUALIFIER },

265

266 { USB_DEVICE(0x04f3, 0x016f), .driver_info =

267 USB_QUIRK_DEVICE_QUALIFIER },

268

269 { USB_DEVICE(0x04f3, 0x0381), .driver_info =

270 USB_QUIRK_NO_LPM },

271

272 { USB_DEVICE(0x04f3, 0x21b8), .driver_info =

273 USB_QUIRK_DEVICE_QUALIFIER },

274

275 /* Roland SC-8820 */

276 { USB_DEVICE(0x0582, 0x0007), .driver_info = USB_QUIRK_RESET_RESUME },

277

278 /* Edirol SD-20 */

279 { USB_DEVICE(0x0582, 0x0027), .driver_info = USB_QUIRK_RESET_RESUME },

280

281 /* Alcor Micro Corp. Hub */

282 { USB_DEVICE(0x058f, 0x9254), .driver_info = USB_QUIRK_RESET_RESUME },

283

284 /* appletouch */

285 { USB_DEVICE(0x05ac, 0x021a), .driver_info = USB_QUIRK_RESET_RESUME },

286

287 /* Genesys Logic hub, internally used by KY-688 USB 3.1 Type-C Hub */

288 { USB_DEVICE(0x05e3, 0x0612), .driver_info = USB_QUIRK_NO_LPM },

289

290 /* ELSA MicroLink 56K */

291 { USB_DEVICE(0x05cc, 0x2267), .driver_info = USB_QUIRK_RESET_RESUME },

292

293 /* Genesys Logic hub, internally used by Moshi USB to Ethernet Adapter */

294 { USB_DEVICE(0x05e3, 0x0616), .driver_info = USB_QUIRK_NO_LPM },

295

296 /* Avision AV600U */

297 { USB_DEVICE(0x0638, 0x0a13), .driver_info =

298 USB_QUIRK_STRING_FETCH_255 },

299

300 /* Saitek Cyborg Gold Joystick */

301 { USB_DEVICE(0x06a3, 0x0006), .driver_info =

302 USB_QUIRK_CONFIG_INTF_STRINGS },

303

304 /* Guillemot Webcam Hercules Dualpix Exchange (2nd ID) */

305 { USB_DEVICE(0x06f8, 0x0804), .driver_info = USB_QUIRK_RESET_RESUME },

306

307 /* Guillemot Webcam Hercules Dualpix Exchange*/

308 { USB_DEVICE(0x06f8, 0x3005), .driver_info = USB_QUIRK_RESET_RESUME },

309

310 /* Midiman M-Audio Keystation 88es */

311 { USB_DEVICE(0x0763, 0x0192), .driver_info = USB_QUIRK_RESET_RESUME },

312

313 /* M-Systems Flash Disk Pioneers */

314 { USB_DEVICE(0x08ec, 0x1000), .driver_info = USB_QUIRK_RESET_RESUME },

315

316 /* Baum Vario Ultra */

317 { USB_DEVICE(0x0904, 0x6101), .driver_info =

318 USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL },

319 { USB_DEVICE(0x0904, 0x6102), .driver_info =

320 USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL },

321 { USB_DEVICE(0x0904, 0x6103), .driver_info =

322 USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL },

323

324 /* Keytouch QWERTY Panel keyboard */

325 { USB_DEVICE(0x0926, 0x3333), .driver_info =

326 USB_QUIRK_CONFIG_INTF_STRINGS },

327

328 /* X-Rite/Gretag-Macbeth Eye-One Pro display colorimeter */

329 { USB_DEVICE(0x0971, 0x2000), .driver_info = USB_QUIRK_NO_SET_INTF },

330

331 /* Broadcom BCM92035DGROM BT dongle */

332 { USB_DEVICE(0x0a5c, 0x2021), .driver_info = USB_QUIRK_RESET_RESUME },

333

334 /* MAYA44USB sound device */

335 { USB_DEVICE(0x0a92, 0x0091), .driver_info = USB_QUIRK_RESET_RESUME },

336

337 /* ASUS Base Station(T100) */

338 { USB_DEVICE(0x0b05, 0x17e0), .driver_info =

339 USB_QUIRK_IGNORE_REMOTE_WAKEUP },

340

341 /* Action Semiconductor flash disk */

342 { USB_DEVICE(0x10d6, 0x2200), .driver_info =

343 USB_QUIRK_STRING_FETCH_255 },

344

345 /* Huawei 4G LTE module */

346 { USB_DEVICE(0x12d1, 0x15bb), .driver_info =

347 USB_QUIRK_DISCONNECT_SUSPEND },

348 { USB_DEVICE(0x12d1, 0x15c3), .driver_info =

349 USB_QUIRK_DISCONNECT_SUSPEND },

350

351 /* SKYMEDI USB_DRIVE */

352 { USB_DEVICE(0x1516, 0x8628), .driver_info = USB_QUIRK_RESET_RESUME },

353

354 /* Razer - Razer Blade Keyboard */

355 { USB_DEVICE(0x1532, 0x0116), .driver_info =

356 USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },

357

358 /* BUILDWIN Photo Frame */

359 { USB_DEVICE(0x1908, 0x1315), .driver_info =

360 USB_QUIRK_HONOR_BNUMINTERFACES },

361

362 /* Protocol and OTG Electrical Test Device */

363 { USB_DEVICE(0x1a0a, 0x0200), .driver_info =

364 USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },

365

366 /* Corsair K70 RGB */

367 { USB_DEVICE(0x1b1c, 0x1b13), .driver_info = USB_QUIRK_DELAY_INIT },

368

369 /* Corsair Strafe RGB */

370 { USB_DEVICE(0x1b1c, 0x1b20), .driver_info = USB_QUIRK_DELAY_INIT },

371

372 /* Corsair K70 LUX */

373 { USB_DEVICE(0x1b1c, 0x1b36), .driver_info = USB_QUIRK_DELAY_INIT },

374

375 /* MIDI keyboard WORLDE MINI */

376 { USB_DEVICE(0x1c75, 0x0204), .driver_info =

377 USB_QUIRK_CONFIG_INTF_STRINGS },

378

379 /* Acer C120 LED Projector */

380 { USB_DEVICE(0x1de1, 0xc102), .driver_info = USB_QUIRK_NO_LPM },

381

382 /* Blackmagic Design Intensity Shuttle */

383 { USB_DEVICE(0x1edb, 0xbd3b), .driver_info = USB_QUIRK_NO_LPM },

384

385 /* Blackmagic Design UltraStudio SDI */

386 { USB_DEVICE(0x1edb, 0xbd4f), .driver_info = USB_QUIRK_NO_LPM },

387

388 /* Hauppauge HVR-950q */

389 { USB_DEVICE(0x2040, 0x7200), .driver_info =

390 USB_QUIRK_CONFIG_INTF_STRINGS },

391

392 /* INTEL VALUE SSD */

393 { USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME },

394

395 { } /* terminating entry must be last */

396 };

397

398 static const struct usb_device_id usb_interface_quirk_list[] = {

399 /* Logitech UVC Cameras */

400 { USB_VENDOR_AND_INTERFACE_INFO(0x046d, USB_CLASS_VIDEO, 1, 0),

401 .driver_info = USB_QUIRK_RESET_RESUME },

402

403 { } /* terminating entry must be last */

404 };

405

406 static const struct usb_device_id usb_amd_resume_quirk_list[] = {

407 /* Lenovo Mouse with Pixart controller */

408 { USB_DEVICE(0x17ef, 0x602e), .driver_info = USB_QUIRK_RESET_RESUME },

409

410 /* Pixart Mouse */

411 { USB_DEVICE(0x093a, 0x2500), .driver_info = USB_QUIRK_RESET_RESUME },

412 { USB_DEVICE(0x093a, 0x2510), .driver_info = USB_QUIRK_RESET_RESUME },

413 { USB_DEVICE(0x093a, 0x2521), .driver_info = USB_QUIRK_RESET_RESUME },

414 { USB_DEVICE(0x03f0, 0x2b4a), .driver_info = USB_QUIRK_RESET_RESUME },

415

416 /* Logitech Optical Mouse M90/M100 */

417 { USB_DEVICE(0x046d, 0xc05a), .driver_info = USB_QUIRK_RESET_RESUME },

418

419 { } /* terminating entry must be last */

420 };

421

422 static bool usb_match_any_interface(struct usb_device *udev,

423 const struct usb_device_id *id)

424 {

425 unsigned int i;

426

427 for (i = 0; i < udev->descriptor.bNumConfigurations; ++i) {

428 struct usb_host_config *cfg = &udev->config[i];

429 unsigned int j;

430

431 for (j = 0; j < cfg->desc.bNumInterfaces; ++j) {

432 struct usb_interface_cache *cache;

433 struct usb_host_interface *intf;

434

435 cache = cfg->intf_cache[j];

436 if (cache->num_altsetting == 0)

437 continue;

438

439 intf = &cache->altsetting[0];

440 if (usb_match_one_id_intf(udev, intf, id))

441 return true;

442 }

443 }

444

445 return false;

446 }

447

448 static int usb_amd_resume_quirk(struct usb_device *udev)

449 {

450 struct usb_hcd *hcd;

451

452 hcd = bus_to_hcd(udev->bus);

453 /* The device should be attached directly to root hub */

454 if (udev->level == 1 && hcd->amd_resume_bug == 1)

455 return 1;

456

457 return 0;

458 }

459

460 static u32 usb_detect_static_quirks(struct usb_device *udev,

461 const struct usb_device_id *id)

462 {

463 u32 quirks = 0;

464

465 for (; id->match_flags; id++) {

466 if (!usb_match_device(udev, id))

467 continue;

468

469 if ((id->match_flags & USB_DEVICE_ID_MATCH_INT_INFO) &&

470 !usb_match_any_interface(udev, id))

471 continue;

472

473 quirks |= (u32)(id->driver_info);

474 }

475

476 return quirks;

477 }

478

479 static u32 usb_detect_dynamic_quirks(struct usb_device *udev)

480 {

481 u16 vid = le16_to_cpu(udev->descriptor.idVendor);

482 u16 pid = le16_to_cpu(udev->descriptor.idProduct);

483 int i, flags = 0;

484

485 mutex_lock(&quirk_mutex);

486

487 for (i = 0; i < quirk_count; i++) {

488 if (vid == quirk_list[i].vid && pid == quirk_list[i].pid) {

489 flags = quirk_list[i].flags;

490 break;

491 }

492 }

493

494 mutex_unlock(&quirk_mutex);

495

496 return flags;

497 }

498

499 /*

500 * Detect any quirks the device has, and do any housekeeping for it if needed.

501 */

502 void usb_detect_quirks(struct usb_device *udev)

503 {

504 udev->quirks = usb_detect_static_quirks(udev, usb_quirk_list);

505

506 /*

507 * Pixart-based mice would trigger remote wakeup issue on AMD

508 * Yangtze chipset, so set them as RESET_RESUME flag.

509 */

510 if (usb_amd_resume_quirk(udev))

511 udev->quirks |= usb_detect_static_quirks(udev,

512 usb_amd_resume_quirk_list);

513

514 udev->quirks ^= usb_detect_dynamic_quirks(udev);

515

516 if (udev->quirks)

517 dev_dbg(&udev->dev, "USB quirks for this device: %x\n",

518 udev->quirks);

519

520 #ifdef CONFIG_USB_DEFAULT_PERSIST

521 if (!(udev->quirks & USB_QUIRK_RESET))

522 udev->persist_enabled = 1;

523 #else

524 /* Hubs are automatically enabled for USB-PERSIST */

525 if (udev->descriptor.bDeviceClass == USB_CLASS_HUB)

526 udev->persist_enabled = 1;

527 #endif /* CONFIG_USB_DEFAULT_PERSIST */

528 }

529

530 void usb_detect_interface_quirks(struct usb_device *udev)

531 {

532 u32 quirks;

533

534 quirks = usb_detect_static_quirks(udev, usb_interface_quirk_list);

535 if (quirks == 0)

536 return;

537

538 dev_dbg(&udev->dev, "USB interface quirks for this device: %x\n",

539 quirks);

540 udev->quirks |= quirks;

541 }

542

543 void usb_release_quirk_list(void)

544 {

545 mutex_lock(&quirk_mutex);

546 kfree(quirk_list);

547 quirk_list = NULL;

548 mutex_unlock(&quirk_mutex);

549 }