hid-core.c 47 KB

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889909192939495969798991001011021031041051061071081091101111121131141151161171181191201211221231241251261271281291301311321331341351361371381391401411421431441451461471481491501511521531541551561571581591601611621631641651661671681691701711721731741751761771781791801811821831841851861871881891901911921931941951961971981992002012022032042052062072082092102112122132142152162172182192202212222232242252262272282292302312322332342352362372382392402412422432442452462472482492502512522532542552562572582592602612622632642652662672682692702712722732742752762772782792802812822832842852862872882892902912922932942952962972982993003013023033043053063073083093103113123133143153163173183193203213223233243253263273283293303313323333343353363373383393403413423433443453463473483493503513523533543553563573583593603613623633643653663673683693703713723733743753763773783793803813823833843853863873883893903913923933943953963973983994004014024034044054064074084094104114124134144154164174184194204214224234244254264274284294304314324334344354364374384394404414424434444454464474484494504514524534544554564574584594604614624634644654664674684694704714724734744754764774784794804814824834844854864874884894904914924934944954964974984995005015025035045055065075085095105115125135145155165175185195205215225235245255265275285295305315325335345355365375385395405415425435445455465475485495505515525535545555565575585595605615625635645655665675685695705715725735745755765775785795805815825835845855865875885895905915925935945955965975985996006016026036046056066076086096106116126136146156166176186196206216226236246256266276286296306316326336346356366376386396406416426436446456466476486496506516526536546556566576586596606616626636646656666676686696706716726736746756766776786796806816826836846856866876886896906916926936946956966976986997007017027037047057067077087097107117127137147157167177187197207217227237247257267277287297307317327337347357367377387397407417427437447457467477487497507517527537547557567577587597607617627637647657667677687697707717727737747757767777787797807817827837847857867877887897907917927937947957967977987998008018028038048058068078088098108118128138148158168178188198208218228238248258268278288298308318328338348358368378388398408418428438448458468478488498508518528538548558568578588598608618628638648658668678688698708718728738748758768778788798808818828838848858868878888898908918928938948958968978988999009019029039049059069079089099109119129139149159169179189199209219229239249259269279289299309319329339349359369379389399409419429439449459469479489499509519529539549559569579589599609619629639649659669679689699709719729739749759769779789799809819829839849859869879889899909919929939949959969979989991000100110021003100410051006100710081009101010111012101310141015101610171018101910201021102210231024102510261027102810291030103110321033103410351036103710381039104010411042104310441045104610471048104910501051105210531054105510561057105810591060106110621063106410651066106710681069107010711072107310741075107610771078107910801081108210831084108510861087108810891090109110921093109410951096109710981099110011011102110311041105110611071108110911101111111211131114111511161117111811191120112111221123112411251126112711281129113011311132113311341135113611371138113911401141114211431144114511461147114811491150115111521153115411551156115711581159116011611162116311641165116611671168116911701171117211731174117511761177117811791180118111821183118411851186118711881189119011911192119311941195119611971198119912001201120212031204120512061207120812091210121112121213121412151216121712181219122012211222122312241225122612271228122912301231123212331234123512361237123812391240124112421243124412451246124712481249125012511252125312541255125612571258125912601261126212631264126512661267126812691270127112721273127412751276127712781279128012811282128312841285128612871288128912901291129212931294129512961297129812991300130113021303130413051306130713081309131013111312131313141315131613171318131913201321132213231324132513261327132813291330133113321333133413351336133713381339134013411342134313441345134613471348134913501351135213531354135513561357135813591360136113621363136413651366136713681369137013711372137313741375137613771378137913801381138213831384138513861387138813891390139113921393139413951396139713981399140014011402140314041405140614071408140914101411141214131414141514161417141814191420142114221423142414251426142714281429143014311432143314341435143614371438143914401441144214431444
  1. /*
  2. * USB HID support for Linux
  3. *
  4. * Copyright (c) 1999 Andreas Gal
  5. * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
  6. * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
  7. * Copyright (c) 2006 Jiri Kosina
  8. */
  9. /*
  10. * This program is free software; you can redistribute it and/or modify it
  11. * under the terms of the GNU General Public License as published by the Free
  12. * Software Foundation; either version 2 of the License, or (at your option)
  13. * any later version.
  14. */
  15. #include <linux/module.h>
  16. #include <linux/slab.h>
  17. #include <linux/init.h>
  18. #include <linux/kernel.h>
  19. #include <linux/sched.h>
  20. #include <linux/list.h>
  21. #include <linux/mm.h>
  22. #include <linux/smp_lock.h>
  23. #include <linux/spinlock.h>
  24. #include <asm/unaligned.h>
  25. #include <asm/byteorder.h>
  26. #include <linux/input.h>
  27. #include <linux/wait.h>
  28. #undef DEBUG
  29. #undef DEBUG_DATA
  30. #include <linux/usb.h>
  31. #include <linux/hid.h>
  32. #include <linux/hiddev.h>
  33. #include "usbhid.h"
  34. /*
  35. * Version Information
  36. */
  37. #define DRIVER_VERSION "v2.6"
  38. #define DRIVER_AUTHOR "Andreas Gal, Vojtech Pavlik"
  39. #define DRIVER_DESC "USB HID core driver"
  40. #define DRIVER_LICENSE "GPL"
  41. static char *hid_types[] = {"Device", "Pointer", "Mouse", "Device", "Joystick",
  42. "Gamepad", "Keyboard", "Keypad", "Multi-Axis Controller"};
  43. /*
  44. * Module parameters.
  45. */
  46. static unsigned int hid_mousepoll_interval;
  47. module_param_named(mousepoll, hid_mousepoll_interval, uint, 0644);
  48. MODULE_PARM_DESC(mousepoll, "Polling interval of mice");
  49. static int usbhid_pb_fnmode = 1;
  50. module_param_named(pb_fnmode, usbhid_pb_fnmode, int, 0644);
  51. MODULE_PARM_DESC(pb_fnmode,
  52. "Mode of fn key on PowerBooks (0 = disabled, 1 = fkeyslast, 2 = fkeysfirst)");
  53. /*
  54. * Input submission and I/O error handler.
  55. */
  56. static void hid_io_error(struct hid_device *hid);
  57. /* Start up the input URB */
  58. static int hid_start_in(struct hid_device *hid)
  59. {
  60. unsigned long flags;
  61. int rc = 0;
  62. struct usbhid_device *usbhid = hid->driver_data;
  63. spin_lock_irqsave(&usbhid->inlock, flags);
  64. if (hid->open > 0 && !test_bit(HID_SUSPENDED, &usbhid->iofl) &&
  65. !test_and_set_bit(HID_IN_RUNNING, &usbhid->iofl)) {
  66. rc = usb_submit_urb(usbhid->urbin, GFP_ATOMIC);
  67. if (rc != 0)
  68. clear_bit(HID_IN_RUNNING, &usbhid->iofl);
  69. }
  70. spin_unlock_irqrestore(&usbhid->inlock, flags);
  71. return rc;
  72. }
  73. /* I/O retry timer routine */
  74. static void hid_retry_timeout(unsigned long _hid)
  75. {
  76. struct hid_device *hid = (struct hid_device *) _hid;
  77. struct usbhid_device *usbhid = hid->driver_data;
  78. dev_dbg(&usbhid->intf->dev, "retrying intr urb\n");
  79. if (hid_start_in(hid))
  80. hid_io_error(hid);
  81. }
  82. /* Workqueue routine to reset the device or clear a halt */
  83. static void hid_reset(struct work_struct *work)
  84. {
  85. struct usbhid_device *usbhid =
  86. container_of(work, struct usbhid_device, reset_work);
  87. struct hid_device *hid = usbhid->hid;
  88. int rc_lock, rc = 0;
  89. if (test_bit(HID_CLEAR_HALT, &usbhid->iofl)) {
  90. dev_dbg(&usbhid->intf->dev, "clear halt\n");
  91. rc = usb_clear_halt(hid_to_usb_dev(hid), usbhid->urbin->pipe);
  92. clear_bit(HID_CLEAR_HALT, &usbhid->iofl);
  93. hid_start_in(hid);
  94. }
  95. else if (test_bit(HID_RESET_PENDING, &usbhid->iofl)) {
  96. dev_dbg(&usbhid->intf->dev, "resetting device\n");
  97. rc = rc_lock = usb_lock_device_for_reset(hid_to_usb_dev(hid), usbhid->intf);
  98. if (rc_lock >= 0) {
  99. rc = usb_reset_composite_device(hid_to_usb_dev(hid), usbhid->intf);
  100. if (rc_lock)
  101. usb_unlock_device(hid_to_usb_dev(hid));
  102. }
  103. clear_bit(HID_RESET_PENDING, &usbhid->iofl);
  104. }
  105. switch (rc) {
  106. case 0:
  107. if (!test_bit(HID_IN_RUNNING, &usbhid->iofl))
  108. hid_io_error(hid);
  109. break;
  110. default:
  111. err("can't reset device, %s-%s/input%d, status %d",
  112. hid_to_usb_dev(hid)->bus->bus_name,
  113. hid_to_usb_dev(hid)->devpath,
  114. usbhid->ifnum, rc);
  115. /* FALLTHROUGH */
  116. case -EHOSTUNREACH:
  117. case -ENODEV:
  118. case -EINTR:
  119. break;
  120. }
  121. }
  122. /* Main I/O error handler */
  123. static void hid_io_error(struct hid_device *hid)
  124. {
  125. unsigned long flags;
  126. struct usbhid_device *usbhid = hid->driver_data;
  127. spin_lock_irqsave(&usbhid->inlock, flags);
  128. /* Stop when disconnected */
  129. if (usb_get_intfdata(usbhid->intf) == NULL)
  130. goto done;
  131. /* When an error occurs, retry at increasing intervals */
  132. if (usbhid->retry_delay == 0) {
  133. usbhid->retry_delay = 13; /* Then 26, 52, 104, 104, ... */
  134. usbhid->stop_retry = jiffies + msecs_to_jiffies(1000);
  135. } else if (usbhid->retry_delay < 100)
  136. usbhid->retry_delay *= 2;
  137. if (time_after(jiffies, usbhid->stop_retry)) {
  138. /* Retries failed, so do a port reset */
  139. if (!test_and_set_bit(HID_RESET_PENDING, &usbhid->iofl)) {
  140. schedule_work(&usbhid->reset_work);
  141. goto done;
  142. }
  143. }
  144. mod_timer(&usbhid->io_retry,
  145. jiffies + msecs_to_jiffies(usbhid->retry_delay));
  146. done:
  147. spin_unlock_irqrestore(&usbhid->inlock, flags);
  148. }
  149. /*
  150. * Input interrupt completion handler.
  151. */
  152. static void hid_irq_in(struct urb *urb)
  153. {
  154. struct hid_device *hid = urb->context;
  155. struct usbhid_device *usbhid = hid->driver_data;
  156. int status;
  157. switch (urb->status) {
  158. case 0: /* success */
  159. usbhid->retry_delay = 0;
  160. hid_input_report(urb->context, HID_INPUT_REPORT,
  161. urb->transfer_buffer,
  162. urb->actual_length, 1);
  163. break;
  164. case -EPIPE: /* stall */
  165. clear_bit(HID_IN_RUNNING, &usbhid->iofl);
  166. set_bit(HID_CLEAR_HALT, &usbhid->iofl);
  167. schedule_work(&usbhid->reset_work);
  168. return;
  169. case -ECONNRESET: /* unlink */
  170. case -ENOENT:
  171. case -ESHUTDOWN: /* unplug */
  172. clear_bit(HID_IN_RUNNING, &usbhid->iofl);
  173. return;
  174. case -EILSEQ: /* protocol error or unplug */
  175. case -EPROTO: /* protocol error or unplug */
  176. case -ETIME: /* protocol error or unplug */
  177. case -ETIMEDOUT: /* Should never happen, but... */
  178. clear_bit(HID_IN_RUNNING, &usbhid->iofl);
  179. hid_io_error(hid);
  180. return;
  181. default: /* error */
  182. warn("input irq status %d received", urb->status);
  183. }
  184. status = usb_submit_urb(urb, GFP_ATOMIC);
  185. if (status) {
  186. clear_bit(HID_IN_RUNNING, &usbhid->iofl);
  187. if (status != -EPERM) {
  188. err("can't resubmit intr, %s-%s/input%d, status %d",
  189. hid_to_usb_dev(hid)->bus->bus_name,
  190. hid_to_usb_dev(hid)->devpath,
  191. usbhid->ifnum, status);
  192. hid_io_error(hid);
  193. }
  194. }
  195. }
  196. /*
  197. * Find a report field with a specified HID usage.
  198. */
  199. #if 0
  200. struct hid_field *hid_find_field_by_usage(struct hid_device *hid, __u32 wanted_usage, int type)
  201. {
  202. struct hid_report *report;
  203. int i;
  204. list_for_each_entry(report, &hid->report_enum[type].report_list, list)
  205. for (i = 0; i < report->maxfield; i++)
  206. if (report->field[i]->logical == wanted_usage)
  207. return report->field[i];
  208. return NULL;
  209. }
  210. #endif /* 0 */
  211. static int hid_submit_out(struct hid_device *hid)
  212. {
  213. struct hid_report *report;
  214. struct usbhid_device *usbhid = hid->driver_data;
  215. report = usbhid->out[usbhid->outtail];
  216. hid_output_report(report, usbhid->outbuf);
  217. usbhid->urbout->transfer_buffer_length = ((report->size - 1) >> 3) + 1 + (report->id > 0);
  218. usbhid->urbout->dev = hid_to_usb_dev(hid);
  219. dbg("submitting out urb");
  220. if (usb_submit_urb(usbhid->urbout, GFP_ATOMIC)) {
  221. err("usb_submit_urb(out) failed");
  222. return -1;
  223. }
  224. return 0;
  225. }
  226. static int hid_submit_ctrl(struct hid_device *hid)
  227. {
  228. struct hid_report *report;
  229. unsigned char dir;
  230. int len;
  231. struct usbhid_device *usbhid = hid->driver_data;
  232. report = usbhid->ctrl[usbhid->ctrltail].report;
  233. dir = usbhid->ctrl[usbhid->ctrltail].dir;
  234. len = ((report->size - 1) >> 3) + 1 + (report->id > 0);
  235. if (dir == USB_DIR_OUT) {
  236. hid_output_report(report, usbhid->ctrlbuf);
  237. usbhid->urbctrl->pipe = usb_sndctrlpipe(hid_to_usb_dev(hid), 0);
  238. usbhid->urbctrl->transfer_buffer_length = len;
  239. } else {
  240. int maxpacket, padlen;
  241. usbhid->urbctrl->pipe = usb_rcvctrlpipe(hid_to_usb_dev(hid), 0);
  242. maxpacket = usb_maxpacket(hid_to_usb_dev(hid), usbhid->urbctrl->pipe, 0);
  243. if (maxpacket > 0) {
  244. padlen = (len + maxpacket - 1) / maxpacket;
  245. padlen *= maxpacket;
  246. if (padlen > usbhid->bufsize)
  247. padlen = usbhid->bufsize;
  248. } else
  249. padlen = 0;
  250. usbhid->urbctrl->transfer_buffer_length = padlen;
  251. }
  252. usbhid->urbctrl->dev = hid_to_usb_dev(hid);
  253. usbhid->cr->bRequestType = USB_TYPE_CLASS | USB_RECIP_INTERFACE | dir;
  254. usbhid->cr->bRequest = (dir == USB_DIR_OUT) ? HID_REQ_SET_REPORT : HID_REQ_GET_REPORT;
  255. usbhid->cr->wValue = cpu_to_le16(((report->type + 1) << 8) | report->id);
  256. usbhid->cr->wIndex = cpu_to_le16(usbhid->ifnum);
  257. usbhid->cr->wLength = cpu_to_le16(len);
  258. dbg("submitting ctrl urb: %s wValue=0x%04x wIndex=0x%04x wLength=%u",
  259. usbhid->cr->bRequest == HID_REQ_SET_REPORT ? "Set_Report" : "Get_Report",
  260. usbhid->cr->wValue, usbhid->cr->wIndex, usbhid->cr->wLength);
  261. if (usb_submit_urb(usbhid->urbctrl, GFP_ATOMIC)) {
  262. err("usb_submit_urb(ctrl) failed");
  263. return -1;
  264. }
  265. return 0;
  266. }
  267. /*
  268. * Output interrupt completion handler.
  269. */
  270. static void hid_irq_out(struct urb *urb)
  271. {
  272. struct hid_device *hid = urb->context;
  273. struct usbhid_device *usbhid = hid->driver_data;
  274. unsigned long flags;
  275. int unplug = 0;
  276. switch (urb->status) {
  277. case 0: /* success */
  278. break;
  279. case -ESHUTDOWN: /* unplug */
  280. unplug = 1;
  281. case -EILSEQ: /* protocol error or unplug */
  282. case -EPROTO: /* protocol error or unplug */
  283. case -ECONNRESET: /* unlink */
  284. case -ENOENT:
  285. break;
  286. default: /* error */
  287. warn("output irq status %d received", urb->status);
  288. }
  289. spin_lock_irqsave(&usbhid->outlock, flags);
  290. if (unplug)
  291. usbhid->outtail = usbhid->outhead;
  292. else
  293. usbhid->outtail = (usbhid->outtail + 1) & (HID_OUTPUT_FIFO_SIZE - 1);
  294. if (usbhid->outhead != usbhid->outtail) {
  295. if (hid_submit_out(hid)) {
  296. clear_bit(HID_OUT_RUNNING, &usbhid->iofl);
  297. wake_up(&hid->wait);
  298. }
  299. spin_unlock_irqrestore(&usbhid->outlock, flags);
  300. return;
  301. }
  302. clear_bit(HID_OUT_RUNNING, &usbhid->iofl);
  303. spin_unlock_irqrestore(&usbhid->outlock, flags);
  304. wake_up(&hid->wait);
  305. }
  306. /*
  307. * Control pipe completion handler.
  308. */
  309. static void hid_ctrl(struct urb *urb)
  310. {
  311. struct hid_device *hid = urb->context;
  312. struct usbhid_device *usbhid = hid->driver_data;
  313. unsigned long flags;
  314. int unplug = 0;
  315. spin_lock_irqsave(&usbhid->ctrllock, flags);
  316. switch (urb->status) {
  317. case 0: /* success */
  318. if (usbhid->ctrl[usbhid->ctrltail].dir == USB_DIR_IN)
  319. hid_input_report(urb->context, usbhid->ctrl[usbhid->ctrltail].report->type,
  320. urb->transfer_buffer, urb->actual_length, 0);
  321. break;
  322. case -ESHUTDOWN: /* unplug */
  323. unplug = 1;
  324. case -EILSEQ: /* protocol error or unplug */
  325. case -EPROTO: /* protocol error or unplug */
  326. case -ECONNRESET: /* unlink */
  327. case -ENOENT:
  328. case -EPIPE: /* report not available */
  329. break;
  330. default: /* error */
  331. warn("ctrl urb status %d received", urb->status);
  332. }
  333. if (unplug)
  334. usbhid->ctrltail = usbhid->ctrlhead;
  335. else
  336. usbhid->ctrltail = (usbhid->ctrltail + 1) & (HID_CONTROL_FIFO_SIZE - 1);
  337. if (usbhid->ctrlhead != usbhid->ctrltail) {
  338. if (hid_submit_ctrl(hid)) {
  339. clear_bit(HID_CTRL_RUNNING, &usbhid->iofl);
  340. wake_up(&hid->wait);
  341. }
  342. spin_unlock_irqrestore(&usbhid->ctrllock, flags);
  343. return;
  344. }
  345. clear_bit(HID_CTRL_RUNNING, &usbhid->iofl);
  346. spin_unlock_irqrestore(&usbhid->ctrllock, flags);
  347. wake_up(&hid->wait);
  348. }
  349. void usbhid_submit_report(struct hid_device *hid, struct hid_report *report, unsigned char dir)
  350. {
  351. int head;
  352. unsigned long flags;
  353. struct usbhid_device *usbhid = hid->driver_data;
  354. if ((hid->quirks & HID_QUIRK_NOGET) && dir == USB_DIR_IN)
  355. return;
  356. if (usbhid->urbout && dir == USB_DIR_OUT && report->type == HID_OUTPUT_REPORT) {
  357. spin_lock_irqsave(&usbhid->outlock, flags);
  358. if ((head = (usbhid->outhead + 1) & (HID_OUTPUT_FIFO_SIZE - 1)) == usbhid->outtail) {
  359. spin_unlock_irqrestore(&usbhid->outlock, flags);
  360. warn("output queue full");
  361. return;
  362. }
  363. usbhid->out[usbhid->outhead] = report;
  364. usbhid->outhead = head;
  365. if (!test_and_set_bit(HID_OUT_RUNNING, &usbhid->iofl))
  366. if (hid_submit_out(hid))
  367. clear_bit(HID_OUT_RUNNING, &usbhid->iofl);
  368. spin_unlock_irqrestore(&usbhid->outlock, flags);
  369. return;
  370. }
  371. spin_lock_irqsave(&usbhid->ctrllock, flags);
  372. if ((head = (usbhid->ctrlhead + 1) & (HID_CONTROL_FIFO_SIZE - 1)) == usbhid->ctrltail) {
  373. spin_unlock_irqrestore(&usbhid->ctrllock, flags);
  374. warn("control queue full");
  375. return;
  376. }
  377. usbhid->ctrl[usbhid->ctrlhead].report = report;
  378. usbhid->ctrl[usbhid->ctrlhead].dir = dir;
  379. usbhid->ctrlhead = head;
  380. if (!test_and_set_bit(HID_CTRL_RUNNING, &usbhid->iofl))
  381. if (hid_submit_ctrl(hid))
  382. clear_bit(HID_CTRL_RUNNING, &usbhid->iofl);
  383. spin_unlock_irqrestore(&usbhid->ctrllock, flags);
  384. }
  385. static int usb_hidinput_input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
  386. {
  387. struct hid_device *hid = dev->private;
  388. struct hid_field *field;
  389. int offset;
  390. if (type == EV_FF)
  391. return input_ff_event(dev, type, code, value);
  392. if (type != EV_LED)
  393. return -1;
  394. if ((offset = hidinput_find_field(hid, type, code, &field)) == -1) {
  395. warn("event field not found");
  396. return -1;
  397. }
  398. hid_set_field(field, offset, value);
  399. usbhid_submit_report(hid, field->report, USB_DIR_OUT);
  400. return 0;
  401. }
  402. int usbhid_wait_io(struct hid_device *hid)
  403. {
  404. struct usbhid_device *usbhid = hid->driver_data;
  405. if (!wait_event_timeout(hid->wait, (!test_bit(HID_CTRL_RUNNING, &usbhid->iofl) &&
  406. !test_bit(HID_OUT_RUNNING, &usbhid->iofl)),
  407. 10*HZ)) {
  408. dbg("timeout waiting for ctrl or out queue to clear");
  409. return -1;
  410. }
  411. return 0;
  412. }
  413. static int hid_set_idle(struct usb_device *dev, int ifnum, int report, int idle)
  414. {
  415. return usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
  416. HID_REQ_SET_IDLE, USB_TYPE_CLASS | USB_RECIP_INTERFACE, (idle << 8) | report,
  417. ifnum, NULL, 0, USB_CTRL_SET_TIMEOUT);
  418. }
  419. static int hid_get_class_descriptor(struct usb_device *dev, int ifnum,
  420. unsigned char type, void *buf, int size)
  421. {
  422. int result, retries = 4;
  423. memset(buf,0,size); // Make sure we parse really received data
  424. do {
  425. result = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
  426. USB_REQ_GET_DESCRIPTOR, USB_RECIP_INTERFACE | USB_DIR_IN,
  427. (type << 8), ifnum, buf, size, USB_CTRL_GET_TIMEOUT);
  428. retries--;
  429. } while (result < size && retries);
  430. return result;
  431. }
  432. int usbhid_open(struct hid_device *hid)
  433. {
  434. ++hid->open;
  435. if (hid_start_in(hid))
  436. hid_io_error(hid);
  437. return 0;
  438. }
  439. void usbhid_close(struct hid_device *hid)
  440. {
  441. struct usbhid_device *usbhid = hid->driver_data;
  442. if (!--hid->open)
  443. usb_kill_urb(usbhid->urbin);
  444. }
  445. static int hidinput_open(struct input_dev *dev)
  446. {
  447. struct hid_device *hid = dev->private;
  448. return usbhid_open(hid);
  449. }
  450. static void hidinput_close(struct input_dev *dev)
  451. {
  452. struct hid_device *hid = dev->private;
  453. usbhid_close(hid);
  454. }
  455. #define USB_VENDOR_ID_PANJIT 0x134c
  456. #define USB_VENDOR_ID_TURBOX 0x062a
  457. #define USB_DEVICE_ID_TURBOX_KEYBOARD 0x0201
  458. /*
  459. * Initialize all reports
  460. */
  461. void usbhid_init_reports(struct hid_device *hid)
  462. {
  463. struct hid_report *report;
  464. struct usbhid_device *usbhid = hid->driver_data;
  465. int err, ret;
  466. list_for_each_entry(report, &hid->report_enum[HID_INPUT_REPORT].report_list, list)
  467. usbhid_submit_report(hid, report, USB_DIR_IN);
  468. list_for_each_entry(report, &hid->report_enum[HID_FEATURE_REPORT].report_list, list)
  469. usbhid_submit_report(hid, report, USB_DIR_IN);
  470. err = 0;
  471. ret = usbhid_wait_io(hid);
  472. while (ret) {
  473. err |= ret;
  474. if (test_bit(HID_CTRL_RUNNING, &usbhid->iofl))
  475. usb_kill_urb(usbhid->urbctrl);
  476. if (test_bit(HID_OUT_RUNNING, &usbhid->iofl))
  477. usb_kill_urb(usbhid->urbout);
  478. ret = usbhid_wait_io(hid);
  479. }
  480. if (err)
  481. warn("timeout initializing reports");
  482. }
  483. #define USB_VENDOR_ID_GTCO 0x078c
  484. #define USB_DEVICE_ID_GTCO_90 0x0090
  485. #define USB_DEVICE_ID_GTCO_100 0x0100
  486. #define USB_DEVICE_ID_GTCO_101 0x0101
  487. #define USB_DEVICE_ID_GTCO_103 0x0103
  488. #define USB_DEVICE_ID_GTCO_104 0x0104
  489. #define USB_DEVICE_ID_GTCO_105 0x0105
  490. #define USB_DEVICE_ID_GTCO_106 0x0106
  491. #define USB_DEVICE_ID_GTCO_107 0x0107
  492. #define USB_DEVICE_ID_GTCO_108 0x0108
  493. #define USB_DEVICE_ID_GTCO_200 0x0200
  494. #define USB_DEVICE_ID_GTCO_201 0x0201
  495. #define USB_DEVICE_ID_GTCO_202 0x0202
  496. #define USB_DEVICE_ID_GTCO_203 0x0203
  497. #define USB_DEVICE_ID_GTCO_204 0x0204
  498. #define USB_DEVICE_ID_GTCO_205 0x0205
  499. #define USB_DEVICE_ID_GTCO_206 0x0206
  500. #define USB_DEVICE_ID_GTCO_207 0x0207
  501. #define USB_DEVICE_ID_GTCO_300 0x0300
  502. #define USB_DEVICE_ID_GTCO_301 0x0301
  503. #define USB_DEVICE_ID_GTCO_302 0x0302
  504. #define USB_DEVICE_ID_GTCO_303 0x0303
  505. #define USB_DEVICE_ID_GTCO_304 0x0304
  506. #define USB_DEVICE_ID_GTCO_305 0x0305
  507. #define USB_DEVICE_ID_GTCO_306 0x0306
  508. #define USB_DEVICE_ID_GTCO_307 0x0307
  509. #define USB_DEVICE_ID_GTCO_308 0x0308
  510. #define USB_DEVICE_ID_GTCO_309 0x0309
  511. #define USB_DEVICE_ID_GTCO_400 0x0400
  512. #define USB_DEVICE_ID_GTCO_401 0x0401
  513. #define USB_DEVICE_ID_GTCO_402 0x0402
  514. #define USB_DEVICE_ID_GTCO_403 0x0403
  515. #define USB_DEVICE_ID_GTCO_404 0x0404
  516. #define USB_DEVICE_ID_GTCO_405 0x0405
  517. #define USB_DEVICE_ID_GTCO_500 0x0500
  518. #define USB_DEVICE_ID_GTCO_501 0x0501
  519. #define USB_DEVICE_ID_GTCO_502 0x0502
  520. #define USB_DEVICE_ID_GTCO_503 0x0503
  521. #define USB_DEVICE_ID_GTCO_504 0x0504
  522. #define USB_DEVICE_ID_GTCO_1000 0x1000
  523. #define USB_DEVICE_ID_GTCO_1001 0x1001
  524. #define USB_DEVICE_ID_GTCO_1002 0x1002
  525. #define USB_DEVICE_ID_GTCO_1003 0x1003
  526. #define USB_DEVICE_ID_GTCO_1004 0x1004
  527. #define USB_DEVICE_ID_GTCO_1005 0x1005
  528. #define USB_DEVICE_ID_GTCO_1006 0x1006
  529. #define USB_VENDOR_ID_WACOM 0x056a
  530. #define USB_VENDOR_ID_ACECAD 0x0460
  531. #define USB_DEVICE_ID_ACECAD_FLAIR 0x0004
  532. #define USB_DEVICE_ID_ACECAD_302 0x0008
  533. #define USB_VENDOR_ID_KBGEAR 0x084e
  534. #define USB_DEVICE_ID_KBGEAR_JAMSTUDIO 0x1001
  535. #define USB_VENDOR_ID_AIPTEK 0x08ca
  536. #define USB_DEVICE_ID_AIPTEK_01 0x0001
  537. #define USB_DEVICE_ID_AIPTEK_10 0x0010
  538. #define USB_DEVICE_ID_AIPTEK_20 0x0020
  539. #define USB_DEVICE_ID_AIPTEK_21 0x0021
  540. #define USB_DEVICE_ID_AIPTEK_22 0x0022
  541. #define USB_DEVICE_ID_AIPTEK_23 0x0023
  542. #define USB_DEVICE_ID_AIPTEK_24 0x0024
  543. #define USB_VENDOR_ID_GRIFFIN 0x077d
  544. #define USB_DEVICE_ID_POWERMATE 0x0410
  545. #define USB_DEVICE_ID_SOUNDKNOB 0x04AA
  546. #define USB_VENDOR_ID_ATEN 0x0557
  547. #define USB_DEVICE_ID_ATEN_UC100KM 0x2004
  548. #define USB_DEVICE_ID_ATEN_CS124U 0x2202
  549. #define USB_DEVICE_ID_ATEN_2PORTKVM 0x2204
  550. #define USB_DEVICE_ID_ATEN_4PORTKVM 0x2205
  551. #define USB_DEVICE_ID_ATEN_4PORTKVMC 0x2208
  552. #define USB_VENDOR_ID_TOPMAX 0x0663
  553. #define USB_DEVICE_ID_TOPMAX_COBRAPAD 0x0103
  554. #define USB_VENDOR_ID_HAPP 0x078b
  555. #define USB_DEVICE_ID_UGCI_DRIVING 0x0010
  556. #define USB_DEVICE_ID_UGCI_FLYING 0x0020
  557. #define USB_DEVICE_ID_UGCI_FIGHTING 0x0030
  558. #define USB_VENDOR_ID_MGE 0x0463
  559. #define USB_DEVICE_ID_MGE_UPS 0xffff
  560. #define USB_DEVICE_ID_MGE_UPS1 0x0001
  561. #define USB_VENDOR_ID_ONTRAK 0x0a07
  562. #define USB_DEVICE_ID_ONTRAK_ADU100 0x0064
  563. #define USB_VENDOR_ID_ESSENTIAL_REALITY 0x0d7f
  564. #define USB_DEVICE_ID_ESSENTIAL_REALITY_P5 0x0100
  565. #define USB_VENDOR_ID_A4TECH 0x09da
  566. #define USB_DEVICE_ID_A4TECH_WCP32PU 0x0006
  567. #define USB_VENDOR_ID_AASHIMA 0x06d6
  568. #define USB_DEVICE_ID_AASHIMA_GAMEPAD 0x0025
  569. #define USB_DEVICE_ID_AASHIMA_PREDATOR 0x0026
  570. #define USB_VENDOR_ID_CYPRESS 0x04b4
  571. #define USB_DEVICE_ID_CYPRESS_MOUSE 0x0001
  572. #define USB_DEVICE_ID_CYPRESS_HIDCOM 0x5500
  573. #define USB_DEVICE_ID_CYPRESS_ULTRAMOUSE 0x7417
  574. #define USB_VENDOR_ID_BERKSHIRE 0x0c98
  575. #define USB_DEVICE_ID_BERKSHIRE_PCWD 0x1140
  576. #define USB_VENDOR_ID_ALPS 0x0433
  577. #define USB_DEVICE_ID_IBM_GAMEPAD 0x1101
  578. #define USB_VENDOR_ID_SAITEK 0x06a3
  579. #define USB_DEVICE_ID_SAITEK_RUMBLEPAD 0xff17
  580. #define USB_VENDOR_ID_NEC 0x073e
  581. #define USB_DEVICE_ID_NEC_USB_GAME_PAD 0x0301
  582. #define USB_VENDOR_ID_CHIC 0x05fe
  583. #define USB_DEVICE_ID_CHIC_GAMEPAD 0x0014
  584. #define USB_VENDOR_ID_GLAB 0x06c2
  585. #define USB_DEVICE_ID_4_PHIDGETSERVO_30 0x0038
  586. #define USB_DEVICE_ID_1_PHIDGETSERVO_30 0x0039
  587. #define USB_DEVICE_ID_0_0_4_IF_KIT 0x0040
  588. #define USB_DEVICE_ID_0_16_16_IF_KIT 0x0044
  589. #define USB_DEVICE_ID_8_8_8_IF_KIT 0x0045
  590. #define USB_DEVICE_ID_0_8_7_IF_KIT 0x0051
  591. #define USB_DEVICE_ID_0_8_8_IF_KIT 0x0053
  592. #define USB_DEVICE_ID_PHIDGET_MOTORCONTROL 0x0058
  593. #define USB_VENDOR_ID_WISEGROUP 0x0925
  594. #define USB_DEVICE_ID_1_PHIDGETSERVO_20 0x8101
  595. #define USB_DEVICE_ID_4_PHIDGETSERVO_20 0x8104
  596. #define USB_DEVICE_ID_8_8_4_IF_KIT 0x8201
  597. #define USB_DEVICE_ID_DUAL_USB_JOYPAD 0x8866
  598. #define USB_VENDOR_ID_WISEGROUP_LTD 0x6677
  599. #define USB_DEVICE_ID_SMARTJOY_DUAL_PLUS 0x8802
  600. #define USB_VENDOR_ID_CODEMERCS 0x07c0
  601. #define USB_DEVICE_ID_CODEMERCS_IOW40 0x1500
  602. #define USB_DEVICE_ID_CODEMERCS_IOW24 0x1501
  603. #define USB_DEVICE_ID_CODEMERCS_IOW48 0x1502
  604. #define USB_DEVICE_ID_CODEMERCS_IOW28 0x1503
  605. #define USB_VENDOR_ID_DELORME 0x1163
  606. #define USB_DEVICE_ID_DELORME_EARTHMATE 0x0100
  607. #define USB_DEVICE_ID_DELORME_EM_LT20 0x0200
  608. #define USB_VENDOR_ID_MCC 0x09db
  609. #define USB_DEVICE_ID_MCC_PMD1024LS 0x0076
  610. #define USB_DEVICE_ID_MCC_PMD1208LS 0x007a
  611. #define USB_VENDOR_ID_VERNIER 0x08f7
  612. #define USB_DEVICE_ID_VERNIER_LABPRO 0x0001
  613. #define USB_DEVICE_ID_VERNIER_GOTEMP 0x0002
  614. #define USB_DEVICE_ID_VERNIER_SKIP 0x0003
  615. #define USB_DEVICE_ID_VERNIER_CYCLOPS 0x0004
  616. #define USB_VENDOR_ID_LD 0x0f11
  617. #define USB_DEVICE_ID_LD_CASSY 0x1000
  618. #define USB_DEVICE_ID_LD_POCKETCASSY 0x1010
  619. #define USB_DEVICE_ID_LD_MOBILECASSY 0x1020
  620. #define USB_DEVICE_ID_LD_JWM 0x1080
  621. #define USB_DEVICE_ID_LD_DMMP 0x1081
  622. #define USB_DEVICE_ID_LD_UMIP 0x1090
  623. #define USB_DEVICE_ID_LD_XRAY1 0x1100
  624. #define USB_DEVICE_ID_LD_XRAY2 0x1101
  625. #define USB_DEVICE_ID_LD_VIDEOCOM 0x1200
  626. #define USB_DEVICE_ID_LD_COM3LAB 0x2000
  627. #define USB_DEVICE_ID_LD_TELEPORT 0x2010
  628. #define USB_DEVICE_ID_LD_NETWORKANALYSER 0x2020
  629. #define USB_DEVICE_ID_LD_POWERCONTROL 0x2030
  630. #define USB_DEVICE_ID_LD_MACHINETEST 0x2040
  631. #define USB_VENDOR_ID_APPLE 0x05ac
  632. #define USB_DEVICE_ID_APPLE_MIGHTYMOUSE 0x0304
  633. #define USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI 0x020e
  634. #define USB_DEVICE_ID_APPLE_FOUNTAIN_ISO 0x020f
  635. #define USB_DEVICE_ID_APPLE_GEYSER_ANSI 0x0214
  636. #define USB_DEVICE_ID_APPLE_GEYSER_ISO 0x0215
  637. #define USB_DEVICE_ID_APPLE_GEYSER_JIS 0x0216
  638. #define USB_DEVICE_ID_APPLE_GEYSER3_ANSI 0x0217
  639. #define USB_DEVICE_ID_APPLE_GEYSER3_ISO 0x0218
  640. #define USB_DEVICE_ID_APPLE_GEYSER3_JIS 0x0219
  641. #define USB_DEVICE_ID_APPLE_GEYSER4_ANSI 0x021a
  642. #define USB_DEVICE_ID_APPLE_GEYSER4_ISO 0x021b
  643. #define USB_DEVICE_ID_APPLE_GEYSER4_JIS 0x021c
  644. #define USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY 0x030a
  645. #define USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY 0x030b
  646. #define USB_VENDOR_ID_CHERRY 0x046a
  647. #define USB_DEVICE_ID_CHERRY_CYMOTION 0x0023
  648. #define USB_VENDOR_ID_YEALINK 0x6993
  649. #define USB_DEVICE_ID_YEALINK_P1K_P4K_B2K 0xb001
  650. #define USB_VENDOR_ID_ALCOR 0x058f
  651. #define USB_DEVICE_ID_ALCOR_USBRS232 0x9720
  652. #define USB_VENDOR_ID_SUN 0x0430
  653. #define USB_DEVICE_ID_RARITAN_KVM_DONGLE 0xcdab
  654. #define USB_VENDOR_ID_AIRCABLE 0x16CA
  655. #define USB_DEVICE_ID_AIRCABLE1 0x1502
  656. #define USB_VENDOR_ID_LOGITECH 0x046d
  657. #define USB_DEVICE_ID_LOGITECH_USB_RECEIVER 0xc101
  658. /*
  659. * Alphabetically sorted blacklist by quirk type.
  660. */
  661. static const struct hid_blacklist {
  662. __u16 idVendor;
  663. __u16 idProduct;
  664. unsigned quirks;
  665. } hid_blacklist[] = {
  666. { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01, HID_QUIRK_IGNORE },
  667. { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10, HID_QUIRK_IGNORE },
  668. { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20, HID_QUIRK_IGNORE },
  669. { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21, HID_QUIRK_IGNORE },
  670. { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22, HID_QUIRK_IGNORE },
  671. { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23, HID_QUIRK_IGNORE },
  672. { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24, HID_QUIRK_IGNORE },
  673. { USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1, HID_QUIRK_IGNORE },
  674. { USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232, HID_QUIRK_IGNORE },
  675. { USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD, HID_QUIRK_IGNORE },
  676. { USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW40, HID_QUIRK_IGNORE },
  677. { USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW24, HID_QUIRK_IGNORE },
  678. { USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW48, HID_QUIRK_IGNORE },
  679. { USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW28, HID_QUIRK_IGNORE },
  680. { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM, HID_QUIRK_IGNORE },
  681. { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE, HID_QUIRK_IGNORE },
  682. { USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE, HID_QUIRK_IGNORE },
  683. { USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20, HID_QUIRK_IGNORE },
  684. { USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5, HID_QUIRK_IGNORE },
  685. { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_4_PHIDGETSERVO_30, HID_QUIRK_IGNORE },
  686. { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_1_PHIDGETSERVO_30, HID_QUIRK_IGNORE },
  687. { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_0_4_IF_KIT, HID_QUIRK_IGNORE },
  688. { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_16_16_IF_KIT, HID_QUIRK_IGNORE },
  689. { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_8_8_8_IF_KIT, HID_QUIRK_IGNORE },
  690. { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_7_IF_KIT, HID_QUIRK_IGNORE },
  691. { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_8_IF_KIT, HID_QUIRK_IGNORE },
  692. { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_PHIDGET_MOTORCONTROL, HID_QUIRK_IGNORE },
  693. { USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE, HID_QUIRK_IGNORE },
  694. { USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB, HID_QUIRK_IGNORE },
  695. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90, HID_QUIRK_IGNORE },
  696. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100, HID_QUIRK_IGNORE },
  697. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101, HID_QUIRK_IGNORE },
  698. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103, HID_QUIRK_IGNORE },
  699. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104, HID_QUIRK_IGNORE },
  700. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105, HID_QUIRK_IGNORE },
  701. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106, HID_QUIRK_IGNORE },
  702. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107, HID_QUIRK_IGNORE },
  703. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108, HID_QUIRK_IGNORE },
  704. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200, HID_QUIRK_IGNORE },
  705. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201, HID_QUIRK_IGNORE },
  706. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202, HID_QUIRK_IGNORE },
  707. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203, HID_QUIRK_IGNORE },
  708. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204, HID_QUIRK_IGNORE },
  709. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205, HID_QUIRK_IGNORE },
  710. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206, HID_QUIRK_IGNORE },
  711. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207, HID_QUIRK_IGNORE },
  712. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300, HID_QUIRK_IGNORE },
  713. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301, HID_QUIRK_IGNORE },
  714. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302, HID_QUIRK_IGNORE },
  715. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303, HID_QUIRK_IGNORE },
  716. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304, HID_QUIRK_IGNORE },
  717. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305, HID_QUIRK_IGNORE },
  718. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306, HID_QUIRK_IGNORE },
  719. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307, HID_QUIRK_IGNORE },
  720. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308, HID_QUIRK_IGNORE },
  721. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309, HID_QUIRK_IGNORE },
  722. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400, HID_QUIRK_IGNORE },
  723. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401, HID_QUIRK_IGNORE },
  724. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402, HID_QUIRK_IGNORE },
  725. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403, HID_QUIRK_IGNORE },
  726. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404, HID_QUIRK_IGNORE },
  727. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405, HID_QUIRK_IGNORE },
  728. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500, HID_QUIRK_IGNORE },
  729. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501, HID_QUIRK_IGNORE },
  730. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502, HID_QUIRK_IGNORE },
  731. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503, HID_QUIRK_IGNORE },
  732. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504, HID_QUIRK_IGNORE },
  733. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000, HID_QUIRK_IGNORE },
  734. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001, HID_QUIRK_IGNORE },
  735. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002, HID_QUIRK_IGNORE },
  736. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003, HID_QUIRK_IGNORE },
  737. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004, HID_QUIRK_IGNORE },
  738. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005, HID_QUIRK_IGNORE },
  739. { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006, HID_QUIRK_IGNORE },
  740. { USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO, HID_QUIRK_IGNORE },
  741. { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY, HID_QUIRK_IGNORE },
  742. { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY, HID_QUIRK_IGNORE },
  743. { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY, HID_QUIRK_IGNORE },
  744. { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM, HID_QUIRK_IGNORE },
  745. { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP, HID_QUIRK_IGNORE },
  746. { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP, HID_QUIRK_IGNORE },
  747. { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY1, HID_QUIRK_IGNORE },
  748. { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2, HID_QUIRK_IGNORE },
  749. { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM, HID_QUIRK_IGNORE },
  750. { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB, HID_QUIRK_IGNORE },
  751. { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT, HID_QUIRK_IGNORE },
  752. { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER, HID_QUIRK_IGNORE },
  753. { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL, HID_QUIRK_IGNORE },
  754. { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST, HID_QUIRK_IGNORE },
  755. { USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS, HID_QUIRK_IGNORE },
  756. { USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS, HID_QUIRK_IGNORE },
  757. { USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS, HID_QUIRK_IGNORE },
  758. { USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1, HID_QUIRK_IGNORE },
  759. { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100, HID_QUIRK_IGNORE },
  760. { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20, HID_QUIRK_IGNORE },
  761. { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30, HID_QUIRK_IGNORE },
  762. { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100, HID_QUIRK_IGNORE },
  763. { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108, HID_QUIRK_IGNORE },
  764. { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118, HID_QUIRK_IGNORE },
  765. { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200, HID_QUIRK_IGNORE },
  766. { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300, HID_QUIRK_IGNORE },
  767. { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400, HID_QUIRK_IGNORE },
  768. { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500, HID_QUIRK_IGNORE },
  769. { USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO, HID_QUIRK_IGNORE },
  770. { USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP, HID_QUIRK_IGNORE },
  771. { USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP, HID_QUIRK_IGNORE },
  772. { USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS, HID_QUIRK_IGNORE },
  773. { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20, HID_QUIRK_IGNORE },
  774. { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20, HID_QUIRK_IGNORE },
  775. { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT, HID_QUIRK_IGNORE },
  776. { USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K, HID_QUIRK_IGNORE },
  777. { USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR, HID_QUIRK_IGNORE },
  778. { USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302, HID_QUIRK_IGNORE },
  779. { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_UC100KM, HID_QUIRK_NOGET },
  780. { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_CS124U, HID_QUIRK_NOGET },
  781. { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_2PORTKVM, HID_QUIRK_NOGET },
  782. { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVM, HID_QUIRK_NOGET },
  783. { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVMC, HID_QUIRK_NOGET },
  784. { USB_VENDOR_ID_SUN, USB_DEVICE_ID_RARITAN_KVM_DONGLE, HID_QUIRK_NOGET },
  785. { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
  786. { USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SMARTJOY_DUAL_PLUS, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
  787. { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE, HID_QUIRK_MIGHTYMOUSE | HID_QUIRK_INVERT_HWHEEL },
  788. { USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU, HID_QUIRK_2WHEEL_MOUSE_HACK_7 },
  789. { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE, HID_QUIRK_2WHEEL_MOUSE_HACK_5 },
  790. { USB_VENDOR_ID_AASHIMA, USB_DEVICE_ID_AASHIMA_GAMEPAD, HID_QUIRK_BADPAD },
  791. { USB_VENDOR_ID_AASHIMA, USB_DEVICE_ID_AASHIMA_PREDATOR, HID_QUIRK_BADPAD },
  792. { USB_VENDOR_ID_ALPS, USB_DEVICE_ID_IBM_GAMEPAD, HID_QUIRK_BADPAD },
  793. { USB_VENDOR_ID_CHIC, USB_DEVICE_ID_CHIC_GAMEPAD, HID_QUIRK_BADPAD },
  794. { USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_DRIVING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
  795. { USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_FLYING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
  796. { USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_FIGHTING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
  797. { USB_VENDOR_ID_NEC, USB_DEVICE_ID_NEC_USB_GAME_PAD, HID_QUIRK_BADPAD },
  798. { USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RUMBLEPAD, HID_QUIRK_BADPAD },
  799. { USB_VENDOR_ID_TOPMAX, USB_DEVICE_ID_TOPMAX_COBRAPAD, HID_QUIRK_BADPAD },
  800. { USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION, HID_QUIRK_CYMOTION },
  801. { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI, HID_QUIRK_POWERBOOK_HAS_FN },
  802. { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO, HID_QUIRK_POWERBOOK_HAS_FN },
  803. { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI, HID_QUIRK_POWERBOOK_HAS_FN },
  804. { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_POWERBOOK_ISO_KEYBOARD},
  805. { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS, HID_QUIRK_POWERBOOK_HAS_FN },
  806. { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI, HID_QUIRK_POWERBOOK_HAS_FN },
  807. { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_POWERBOOK_ISO_KEYBOARD},
  808. { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS, HID_QUIRK_POWERBOOK_HAS_FN },
  809. { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI, HID_QUIRK_POWERBOOK_HAS_FN },
  810. { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_POWERBOOK_ISO_KEYBOARD},
  811. { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS, HID_QUIRK_POWERBOOK_HAS_FN },
  812. { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY, HID_QUIRK_POWERBOOK_HAS_FN },
  813. { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY, HID_QUIRK_POWERBOOK_HAS_FN },
  814. { USB_VENDOR_ID_PANJIT, 0x0001, HID_QUIRK_IGNORE },
  815. { USB_VENDOR_ID_PANJIT, 0x0002, HID_QUIRK_IGNORE },
  816. { USB_VENDOR_ID_PANJIT, 0x0003, HID_QUIRK_IGNORE },
  817. { USB_VENDOR_ID_PANJIT, 0x0004, HID_QUIRK_IGNORE },
  818. { USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_KEYBOARD, HID_QUIRK_NOGET },
  819. { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_USB_RECEIVER, HID_QUIRK_BAD_RELATIVE_KEYS },
  820. { 0, 0 }
  821. };
  822. /*
  823. * Traverse the supplied list of reports and find the longest
  824. */
  825. static void hid_find_max_report(struct hid_device *hid, unsigned int type, int *max)
  826. {
  827. struct hid_report *report;
  828. int size;
  829. list_for_each_entry(report, &hid->report_enum[type].report_list, list) {
  830. size = ((report->size - 1) >> 3) + 1;
  831. if (type == HID_INPUT_REPORT && hid->report_enum[type].numbered)
  832. size++;
  833. if (*max < size)
  834. *max = size;
  835. }
  836. }
  837. static int hid_alloc_buffers(struct usb_device *dev, struct hid_device *hid)
  838. {
  839. struct usbhid_device *usbhid = hid->driver_data;
  840. if (!(usbhid->inbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_ATOMIC, &usbhid->inbuf_dma)))
  841. return -1;
  842. if (!(usbhid->outbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_ATOMIC, &usbhid->outbuf_dma)))
  843. return -1;
  844. if (!(usbhid->cr = usb_buffer_alloc(dev, sizeof(*(usbhid->cr)), GFP_ATOMIC, &usbhid->cr_dma)))
  845. return -1;
  846. if (!(usbhid->ctrlbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_ATOMIC, &usbhid->ctrlbuf_dma)))
  847. return -1;
  848. return 0;
  849. }
  850. static void hid_free_buffers(struct usb_device *dev, struct hid_device *hid)
  851. {
  852. struct usbhid_device *usbhid = hid->driver_data;
  853. if (usbhid->inbuf)
  854. usb_buffer_free(dev, usbhid->bufsize, usbhid->inbuf, usbhid->inbuf_dma);
  855. if (usbhid->outbuf)
  856. usb_buffer_free(dev, usbhid->bufsize, usbhid->outbuf, usbhid->outbuf_dma);
  857. if (usbhid->cr)
  858. usb_buffer_free(dev, sizeof(*(usbhid->cr)), usbhid->cr, usbhid->cr_dma);
  859. if (usbhid->ctrlbuf)
  860. usb_buffer_free(dev, usbhid->bufsize, usbhid->ctrlbuf, usbhid->ctrlbuf_dma);
  861. }
  862. /*
  863. * Cherry Cymotion keyboard have an invalid HID report descriptor,
  864. * that needs fixing before we can parse it.
  865. */
  866. static void hid_fixup_cymotion_descriptor(char *rdesc, int rsize)
  867. {
  868. if (rsize >= 17 && rdesc[11] == 0x3c && rdesc[12] == 0x02) {
  869. info("Fixing up Cherry Cymotion report descriptor");
  870. rdesc[11] = rdesc[16] = 0xff;
  871. rdesc[12] = rdesc[17] = 0x03;
  872. }
  873. }
  874. static struct hid_device *usb_hid_configure(struct usb_interface *intf)
  875. {
  876. struct usb_host_interface *interface = intf->cur_altsetting;
  877. struct usb_device *dev = interface_to_usbdev (intf);
  878. struct hid_descriptor *hdesc;
  879. struct hid_device *hid;
  880. unsigned quirks = 0, rsize = 0;
  881. char *rdesc;
  882. int n, len, insize = 0;
  883. struct usbhid_device *usbhid;
  884. /* Ignore all Wacom devices */
  885. if (le16_to_cpu(dev->descriptor.idVendor) == USB_VENDOR_ID_WACOM)
  886. return NULL;
  887. for (n = 0; hid_blacklist[n].idVendor; n++)
  888. if ((hid_blacklist[n].idVendor == le16_to_cpu(dev->descriptor.idVendor)) &&
  889. (hid_blacklist[n].idProduct == le16_to_cpu(dev->descriptor.idProduct)))
  890. quirks = hid_blacklist[n].quirks;
  891. /* Many keyboards and mice don't like to be polled for reports,
  892. * so we will always set the HID_QUIRK_NOGET flag for them. */
  893. if (interface->desc.bInterfaceSubClass == USB_INTERFACE_SUBCLASS_BOOT) {
  894. if (interface->desc.bInterfaceProtocol == USB_INTERFACE_PROTOCOL_KEYBOARD ||
  895. interface->desc.bInterfaceProtocol == USB_INTERFACE_PROTOCOL_MOUSE)
  896. quirks |= HID_QUIRK_NOGET;
  897. }
  898. if (quirks & HID_QUIRK_IGNORE)
  899. return NULL;
  900. if (usb_get_extra_descriptor(interface, HID_DT_HID, &hdesc) &&
  901. (!interface->desc.bNumEndpoints ||
  902. usb_get_extra_descriptor(&interface->endpoint[0], HID_DT_HID, &hdesc))) {
  903. dbg("class descriptor not present\n");
  904. return NULL;
  905. }
  906. for (n = 0; n < hdesc->bNumDescriptors; n++)
  907. if (hdesc->desc[n].bDescriptorType == HID_DT_REPORT)
  908. rsize = le16_to_cpu(hdesc->desc[n].wDescriptorLength);
  909. if (!rsize || rsize > HID_MAX_DESCRIPTOR_SIZE) {
  910. dbg("weird size of report descriptor (%u)", rsize);
  911. return NULL;
  912. }
  913. if (!(rdesc = kmalloc(rsize, GFP_KERNEL))) {
  914. dbg("couldn't allocate rdesc memory");
  915. return NULL;
  916. }
  917. hid_set_idle(dev, interface->desc.bInterfaceNumber, 0, 0);
  918. if ((n = hid_get_class_descriptor(dev, interface->desc.bInterfaceNumber, HID_DT_REPORT, rdesc, rsize)) < 0) {
  919. dbg("reading report descriptor failed");
  920. kfree(rdesc);
  921. return NULL;
  922. }
  923. if ((quirks & HID_QUIRK_CYMOTION))
  924. hid_fixup_cymotion_descriptor(rdesc, rsize);
  925. #ifdef DEBUG_DATA
  926. printk(KERN_DEBUG __FILE__ ": report descriptor (size %u, read %d) = ", rsize, n);
  927. for (n = 0; n < rsize; n++)
  928. printk(" %02x", (unsigned char) rdesc[n]);
  929. printk("\n");
  930. #endif
  931. if (!(hid = hid_parse_report(rdesc, n))) {
  932. dbg("parsing report descriptor failed");
  933. kfree(rdesc);
  934. return NULL;
  935. }
  936. kfree(rdesc);
  937. hid->quirks = quirks;
  938. if (!(usbhid = kzalloc(sizeof(struct usbhid_device), GFP_KERNEL)))
  939. goto fail;
  940. hid->driver_data = usbhid;
  941. usbhid->hid = hid;
  942. usbhid->bufsize = HID_MIN_BUFFER_SIZE;
  943. hid_find_max_report(hid, HID_INPUT_REPORT, &usbhid->bufsize);
  944. hid_find_max_report(hid, HID_OUTPUT_REPORT, &usbhid->bufsize);
  945. hid_find_max_report(hid, HID_FEATURE_REPORT, &usbhid->bufsize);
  946. if (usbhid->bufsize > HID_MAX_BUFFER_SIZE)
  947. usbhid->bufsize = HID_MAX_BUFFER_SIZE;
  948. hid_find_max_report(hid, HID_INPUT_REPORT, &insize);
  949. if (insize > HID_MAX_BUFFER_SIZE)
  950. insize = HID_MAX_BUFFER_SIZE;
  951. if (hid_alloc_buffers(dev, hid)) {
  952. hid_free_buffers(dev, hid);
  953. goto fail;
  954. }
  955. for (n = 0; n < interface->desc.bNumEndpoints; n++) {
  956. struct usb_endpoint_descriptor *endpoint;
  957. int pipe;
  958. int interval;
  959. endpoint = &interface->endpoint[n].desc;
  960. if ((endpoint->bmAttributes & 3) != 3) /* Not an interrupt endpoint */
  961. continue;
  962. interval = endpoint->bInterval;
  963. /* Change the polling interval of mice. */
  964. if (hid->collection->usage == HID_GD_MOUSE && hid_mousepoll_interval > 0)
  965. interval = hid_mousepoll_interval;
  966. if (usb_endpoint_dir_in(endpoint)) {
  967. if (usbhid->urbin)
  968. continue;
  969. if (!(usbhid->urbin = usb_alloc_urb(0, GFP_KERNEL)))
  970. goto fail;
  971. pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress);
  972. usb_fill_int_urb(usbhid->urbin, dev, pipe, usbhid->inbuf, insize,
  973. hid_irq_in, hid, interval);
  974. usbhid->urbin->transfer_dma = usbhid->inbuf_dma;
  975. usbhid->urbin->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
  976. } else {
  977. if (usbhid->urbout)
  978. continue;
  979. if (!(usbhid->urbout = usb_alloc_urb(0, GFP_KERNEL)))
  980. goto fail;
  981. pipe = usb_sndintpipe(dev, endpoint->bEndpointAddress);
  982. usb_fill_int_urb(usbhid->urbout, dev, pipe, usbhid->outbuf, 0,
  983. hid_irq_out, hid, interval);
  984. usbhid->urbout->transfer_dma = usbhid->outbuf_dma;
  985. usbhid->urbout->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
  986. }
  987. }
  988. if (!usbhid->urbin) {
  989. err("couldn't find an input interrupt endpoint");
  990. goto fail;
  991. }
  992. init_waitqueue_head(&hid->wait);
  993. INIT_WORK(&usbhid->reset_work, hid_reset);
  994. setup_timer(&usbhid->io_retry, hid_retry_timeout, (unsigned long) hid);
  995. spin_lock_init(&usbhid->inlock);
  996. spin_lock_init(&usbhid->outlock);
  997. spin_lock_init(&usbhid->ctrllock);
  998. hid->version = le16_to_cpu(hdesc->bcdHID);
  999. hid->country = hdesc->bCountryCode;
  1000. hid->dev = &intf->dev;
  1001. usbhid->intf = intf;
  1002. usbhid->ifnum = interface->desc.bInterfaceNumber;
  1003. hid->name[0] = 0;
  1004. if (dev->manufacturer)
  1005. strlcpy(hid->name, dev->manufacturer, sizeof(hid->name));
  1006. if (dev->product) {
  1007. if (dev->manufacturer)
  1008. strlcat(hid->name, " ", sizeof(hid->name));
  1009. strlcat(hid->name, dev->product, sizeof(hid->name));
  1010. }
  1011. if (!strlen(hid->name))
  1012. snprintf(hid->name, sizeof(hid->name), "HID %04x:%04x",
  1013. le16_to_cpu(dev->descriptor.idVendor),
  1014. le16_to_cpu(dev->descriptor.idProduct));
  1015. hid->bus = BUS_USB;
  1016. hid->vendor = dev->descriptor.idVendor;
  1017. hid->product = dev->descriptor.idProduct;
  1018. usb_make_path(dev, hid->phys, sizeof(hid->phys));
  1019. strlcat(hid->phys, "/input", sizeof(hid->phys));
  1020. len = strlen(hid->phys);
  1021. if (len < sizeof(hid->phys) - 1)
  1022. snprintf(hid->phys + len, sizeof(hid->phys) - len,
  1023. "%d", intf->altsetting[0].desc.bInterfaceNumber);
  1024. if (usb_string(dev, dev->descriptor.iSerialNumber, hid->uniq, 64) <= 0)
  1025. hid->uniq[0] = 0;
  1026. usbhid->urbctrl = usb_alloc_urb(0, GFP_KERNEL);
  1027. if (!usbhid->urbctrl)
  1028. goto fail;
  1029. usb_fill_control_urb(usbhid->urbctrl, dev, 0, (void *) usbhid->cr,
  1030. usbhid->ctrlbuf, 1, hid_ctrl, hid);
  1031. usbhid->urbctrl->setup_dma = usbhid->cr_dma;
  1032. usbhid->urbctrl->transfer_dma = usbhid->ctrlbuf_dma;
  1033. usbhid->urbctrl->transfer_flags |= (URB_NO_TRANSFER_DMA_MAP | URB_NO_SETUP_DMA_MAP);
  1034. hid->hidinput_input_event = usb_hidinput_input_event;
  1035. hid->hidinput_open = hidinput_open;
  1036. hid->hidinput_close = hidinput_close;
  1037. #ifdef CONFIG_USB_HIDDEV
  1038. hid->hiddev_hid_event = hiddev_hid_event;
  1039. hid->hiddev_report_event = hiddev_report_event;
  1040. #endif
  1041. #ifdef CONFIG_USB_HIDINPUT_POWERBOOK
  1042. hid->pb_fnmode = usbhid_pb_fnmode;
  1043. #endif
  1044. return hid;
  1045. fail:
  1046. usb_free_urb(usbhid->urbin);
  1047. usb_free_urb(usbhid->urbout);
  1048. usb_free_urb(usbhid->urbctrl);
  1049. hid_free_buffers(dev, hid);
  1050. hid_free_device(hid);
  1051. return NULL;
  1052. }
  1053. static void hid_disconnect(struct usb_interface *intf)
  1054. {
  1055. struct hid_device *hid = usb_get_intfdata (intf);
  1056. struct usbhid_device *usbhid;
  1057. if (!hid)
  1058. return;
  1059. usbhid = hid->driver_data;
  1060. spin_lock_irq(&usbhid->inlock); /* Sync with error handler */
  1061. usb_set_intfdata(intf, NULL);
  1062. spin_unlock_irq(&usbhid->inlock);
  1063. usb_kill_urb(usbhid->urbin);
  1064. usb_kill_urb(usbhid->urbout);
  1065. usb_kill_urb(usbhid->urbctrl);
  1066. del_timer_sync(&usbhid->io_retry);
  1067. flush_scheduled_work();
  1068. if (hid->claimed & HID_CLAIMED_INPUT)
  1069. hidinput_disconnect(hid);
  1070. if (hid->claimed & HID_CLAIMED_HIDDEV)
  1071. hiddev_disconnect(hid);
  1072. usb_free_urb(usbhid->urbin);
  1073. usb_free_urb(usbhid->urbctrl);
  1074. usb_free_urb(usbhid->urbout);
  1075. hid_free_buffers(hid_to_usb_dev(hid), hid);
  1076. hid_free_device(hid);
  1077. }
  1078. static int hid_probe(struct usb_interface *intf, const struct usb_device_id *id)
  1079. {
  1080. struct hid_device *hid;
  1081. char path[64];
  1082. int i;
  1083. char *c;
  1084. dbg("HID probe called for ifnum %d",
  1085. intf->altsetting->desc.bInterfaceNumber);
  1086. if (!(hid = usb_hid_configure(intf)))
  1087. return -ENODEV;
  1088. usbhid_init_reports(hid);
  1089. hid_dump_device(hid);
  1090. if (!hidinput_connect(hid))
  1091. hid->claimed |= HID_CLAIMED_INPUT;
  1092. if (!hiddev_connect(hid))
  1093. hid->claimed |= HID_CLAIMED_HIDDEV;
  1094. usb_set_intfdata(intf, hid);
  1095. if (!hid->claimed) {
  1096. printk ("HID device not claimed by input or hiddev\n");
  1097. hid_disconnect(intf);
  1098. return -ENODEV;
  1099. }
  1100. /* This only gets called when we are a single-input (most of the
  1101. * time). IOW, not a HID_QUIRK_MULTI_INPUT. The hid_ff_init() is
  1102. * only useful in this case, and not for multi-input quirks. */
  1103. if ((hid->claimed & HID_CLAIMED_INPUT) &&
  1104. !(hid->quirks & HID_QUIRK_MULTI_INPUT))
  1105. hid_ff_init(hid);
  1106. printk(KERN_INFO);
  1107. if (hid->claimed & HID_CLAIMED_INPUT)
  1108. printk("input");
  1109. if (hid->claimed == (HID_CLAIMED_INPUT | HID_CLAIMED_HIDDEV))
  1110. printk(",");
  1111. if (hid->claimed & HID_CLAIMED_HIDDEV)
  1112. printk("hiddev%d", hid->minor);
  1113. c = "Device";
  1114. for (i = 0; i < hid->maxcollection; i++) {
  1115. if (hid->collection[i].type == HID_COLLECTION_APPLICATION &&
  1116. (hid->collection[i].usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
  1117. (hid->collection[i].usage & 0xffff) < ARRAY_SIZE(hid_types)) {
  1118. c = hid_types[hid->collection[i].usage & 0xffff];
  1119. break;
  1120. }
  1121. }
  1122. usb_make_path(interface_to_usbdev(intf), path, 63);
  1123. printk(": USB HID v%x.%02x %s [%s] on %s\n",
  1124. hid->version >> 8, hid->version & 0xff, c, hid->name, path);
  1125. return 0;
  1126. }
  1127. static int hid_suspend(struct usb_interface *intf, pm_message_t message)
  1128. {
  1129. struct hid_device *hid = usb_get_intfdata (intf);
  1130. struct usbhid_device *usbhid = hid->driver_data;
  1131. spin_lock_irq(&usbhid->inlock); /* Sync with error handler */
  1132. set_bit(HID_SUSPENDED, &usbhid->iofl);
  1133. spin_unlock_irq(&usbhid->inlock);
  1134. del_timer(&usbhid->io_retry);
  1135. usb_kill_urb(usbhid->urbin);
  1136. dev_dbg(&intf->dev, "suspend\n");
  1137. return 0;
  1138. }
  1139. static int hid_resume(struct usb_interface *intf)
  1140. {
  1141. struct hid_device *hid = usb_get_intfdata (intf);
  1142. struct usbhid_device *usbhid = hid->driver_data;
  1143. int status;
  1144. clear_bit(HID_SUSPENDED, &usbhid->iofl);
  1145. usbhid->retry_delay = 0;
  1146. status = hid_start_in(hid);
  1147. dev_dbg(&intf->dev, "resume status %d\n", status);
  1148. return status;
  1149. }
  1150. /* Treat USB reset pretty much the same as suspend/resume */
  1151. static void hid_pre_reset(struct usb_interface *intf)
  1152. {
  1153. /* FIXME: What if the interface is already suspended? */
  1154. hid_suspend(intf, PMSG_ON);
  1155. }
  1156. static void hid_post_reset(struct usb_interface *intf)
  1157. {
  1158. struct usb_device *dev = interface_to_usbdev (intf);
  1159. hid_set_idle(dev, intf->cur_altsetting->desc.bInterfaceNumber, 0, 0);
  1160. /* FIXME: Any more reinitialization needed? */
  1161. hid_resume(intf);
  1162. }
  1163. static struct usb_device_id hid_usb_ids [] = {
  1164. { .match_flags = USB_DEVICE_ID_MATCH_INT_CLASS,
  1165. .bInterfaceClass = USB_INTERFACE_CLASS_HID },
  1166. { } /* Terminating entry */
  1167. };
  1168. MODULE_DEVICE_TABLE (usb, hid_usb_ids);
  1169. static struct usb_driver hid_driver = {
  1170. .name = "usbhid",
  1171. .probe = hid_probe,
  1172. .disconnect = hid_disconnect,
  1173. .suspend = hid_suspend,
  1174. .resume = hid_resume,
  1175. .pre_reset = hid_pre_reset,
  1176. .post_reset = hid_post_reset,
  1177. .id_table = hid_usb_ids,
  1178. };
  1179. static int __init hid_init(void)
  1180. {
  1181. int retval;
  1182. retval = hiddev_init();
  1183. if (retval)
  1184. goto hiddev_init_fail;
  1185. retval = usb_register(&hid_driver);
  1186. if (retval)
  1187. goto usb_register_fail;
  1188. info(DRIVER_VERSION ":" DRIVER_DESC);
  1189. return 0;
  1190. usb_register_fail:
  1191. hiddev_exit();
  1192. hiddev_init_fail:
  1193. return retval;
  1194. }
  1195. static void __exit hid_exit(void)
  1196. {
  1197. usb_deregister(&hid_driver);
  1198. hiddev_exit();
  1199. }
  1200. module_init(hid_init);
  1201. module_exit(hid_exit);
  1202. MODULE_AUTHOR(DRIVER_AUTHOR);
  1203. MODULE_DESCRIPTION(DRIVER_DESC);
  1204. MODULE_LICENSE(DRIVER_LICENSE);