blob: cec3bffa0a9af56658f85b9caac83f49bd497866 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * USB HID support for Linux
3 *
4 * Copyright (c) 1999 Andreas Gal
Michael Haboustakbf0964d2005-09-05 00:12:01 -05005 * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
6 * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
Jiri Kosinab55fd232007-02-21 19:27:49 +01007 * Copyright (c) 2006-2007 Jiri Kosina
Linus Torvalds1da177e2005-04-16 15:20:36 -07008 */
9
10/*
11 * This program is free software; you can redistribute it and/or modify it
12 * under the terms of the GNU General Public License as published by the Free
13 * Software Foundation; either version 2 of the License, or (at your option)
14 * any later version.
15 */
16
17#include <linux/module.h>
18#include <linux/slab.h>
19#include <linux/init.h>
20#include <linux/kernel.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070021#include <linux/list.h>
22#include <linux/mm.h>
23#include <linux/smp_lock.h>
24#include <linux/spinlock.h>
25#include <asm/unaligned.h>
26#include <asm/byteorder.h>
27#include <linux/input.h>
28#include <linux/wait.h>
29
Linus Torvalds1da177e2005-04-16 15:20:36 -070030#include <linux/usb.h>
31
Jiri Kosinadde58452006-12-08 18:40:44 +010032#include <linux/hid.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070033#include <linux/hiddev.h>
Jiri Kosinac080d892007-01-25 11:43:31 +010034#include <linux/hid-debug.h>
Jiri Kosina4916b3a2006-12-08 18:41:03 +010035#include "usbhid.h"
Linus Torvalds1da177e2005-04-16 15:20:36 -070036
37/*
38 * Version Information
39 */
40
Michael Haboustakbf0964d2005-09-05 00:12:01 -050041#define DRIVER_VERSION "v2.6"
Linus Torvalds1da177e2005-04-16 15:20:36 -070042#define DRIVER_AUTHOR "Andreas Gal, Vojtech Pavlik"
43#define DRIVER_DESC "USB HID core driver"
44#define DRIVER_LICENSE "GPL"
45
46static char *hid_types[] = {"Device", "Pointer", "Mouse", "Device", "Joystick",
47 "Gamepad", "Keyboard", "Keypad", "Multi-Axis Controller"};
48/*
49 * Module parameters.
50 */
51
52static unsigned int hid_mousepoll_interval;
53module_param_named(mousepoll, hid_mousepoll_interval, uint, 0644);
54MODULE_PARM_DESC(mousepoll, "Polling interval of mice");
55
Jiri Kosina48b45542007-04-03 23:39:37 +020056#define USB_VENDOR_ID_A4TECH 0x09da
57#define USB_DEVICE_ID_A4TECH_WCP32PU 0x0006
58
59#define USB_VENDOR_ID_AASHIMA 0x06d6
60#define USB_DEVICE_ID_AASHIMA_GAMEPAD 0x0025
61#define USB_DEVICE_ID_AASHIMA_PREDATOR 0x0026
62
63#define USB_VENDOR_ID_ACECAD 0x0460
64#define USB_DEVICE_ID_ACECAD_FLAIR 0x0004
65#define USB_DEVICE_ID_ACECAD_302 0x0008
66
67#define USB_VENDOR_ID_AIPTEK 0x08ca
68#define USB_DEVICE_ID_AIPTEK_01 0x0001
69#define USB_DEVICE_ID_AIPTEK_10 0x0010
70#define USB_DEVICE_ID_AIPTEK_20 0x0020
71#define USB_DEVICE_ID_AIPTEK_21 0x0021
72#define USB_DEVICE_ID_AIPTEK_22 0x0022
73#define USB_DEVICE_ID_AIPTEK_23 0x0023
74#define USB_DEVICE_ID_AIPTEK_24 0x0024
75
76#define USB_VENDOR_ID_AIRCABLE 0x16CA
77#define USB_DEVICE_ID_AIRCABLE1 0x1502
78
79#define USB_VENDOR_ID_ALCOR 0x058f
80#define USB_DEVICE_ID_ALCOR_USBRS232 0x9720
81
82#define USB_VENDOR_ID_ALPS 0x0433
83#define USB_DEVICE_ID_IBM_GAMEPAD 0x1101
84
85#define USB_VENDOR_ID_APPLE 0x05ac
86#define USB_DEVICE_ID_APPLE_MIGHTYMOUSE 0x0304
87#define USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI 0x020e
88#define USB_DEVICE_ID_APPLE_FOUNTAIN_ISO 0x020f
89#define USB_DEVICE_ID_APPLE_GEYSER_ANSI 0x0214
90#define USB_DEVICE_ID_APPLE_GEYSER_ISO 0x0215
91#define USB_DEVICE_ID_APPLE_GEYSER_JIS 0x0216
92#define USB_DEVICE_ID_APPLE_GEYSER3_ANSI 0x0217
93#define USB_DEVICE_ID_APPLE_GEYSER3_ISO 0x0218
94#define USB_DEVICE_ID_APPLE_GEYSER3_JIS 0x0219
95#define USB_DEVICE_ID_APPLE_GEYSER4_ANSI 0x021a
96#define USB_DEVICE_ID_APPLE_GEYSER4_ISO 0x021b
97#define USB_DEVICE_ID_APPLE_GEYSER4_JIS 0x021c
98#define USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY 0x030a
99#define USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY 0x030b
100#define USB_DEVICE_ID_APPLE_IR 0x8240
101
102#define USB_VENDOR_ID_ATEN 0x0557
103#define USB_DEVICE_ID_ATEN_UC100KM 0x2004
104#define USB_DEVICE_ID_ATEN_CS124U 0x2202
105#define USB_DEVICE_ID_ATEN_2PORTKVM 0x2204
106#define USB_DEVICE_ID_ATEN_4PORTKVM 0x2205
107#define USB_DEVICE_ID_ATEN_4PORTKVMC 0x2208
108
Daniel P. Engel66df5142007-04-03 23:43:46 +0200109#define USB_VENDOR_ID_BELKIN 0x050d
110#define USB_DEVICE_ID_FLIP_KVM 0x3201
111
Jiri Kosina48b45542007-04-03 23:39:37 +0200112#define USB_VENDOR_ID_BERKSHIRE 0x0c98
113#define USB_DEVICE_ID_BERKSHIRE_PCWD 0x1140
114
115#define USB_VENDOR_ID_CHERRY 0x046a
116#define USB_DEVICE_ID_CHERRY_CYMOTION 0x0023
117
118#define USB_VENDOR_ID_CHIC 0x05fe
119#define USB_DEVICE_ID_CHIC_GAMEPAD 0x0014
120
121#define USB_VENDOR_ID_CIDC 0x1677
122
123#define USB_VENDOR_ID_CODEMERCS 0x07c0
124#define USB_DEVICE_ID_CODEMERCS_IOW_FIRST 0x1500
125#define USB_DEVICE_ID_CODEMERCS_IOW_LAST 0x15ff
126
127#define USB_VENDOR_ID_CYPRESS 0x04b4
128#define USB_DEVICE_ID_CYPRESS_MOUSE 0x0001
129#define USB_DEVICE_ID_CYPRESS_HIDCOM 0x5500
130#define USB_DEVICE_ID_CYPRESS_ULTRAMOUSE 0x7417
131
Pete Zaitcev713c8aa2007-04-06 14:33:18 +0200132#define USB_VENDOR_ID_DELL 0x413c
133#define USB_DEVICE_ID_DELL_W7658 0x2005
134
Jiri Kosina48b45542007-04-03 23:39:37 +0200135#define USB_VENDOR_ID_DELORME 0x1163
136#define USB_DEVICE_ID_DELORME_EARTHMATE 0x0100
137#define USB_DEVICE_ID_DELORME_EM_LT20 0x0200
138
139#define USB_VENDOR_ID_ESSENTIAL_REALITY 0x0d7f
140#define USB_DEVICE_ID_ESSENTIAL_REALITY_P5 0x0100
141
142#define USB_VENDOR_ID_GLAB 0x06c2
143#define USB_DEVICE_ID_4_PHIDGETSERVO_30 0x0038
144#define USB_DEVICE_ID_1_PHIDGETSERVO_30 0x0039
145#define USB_DEVICE_ID_0_0_4_IF_KIT 0x0040
146#define USB_DEVICE_ID_0_16_16_IF_KIT 0x0044
147#define USB_DEVICE_ID_8_8_8_IF_KIT 0x0045
148#define USB_DEVICE_ID_0_8_7_IF_KIT 0x0051
149#define USB_DEVICE_ID_0_8_8_IF_KIT 0x0053
150#define USB_DEVICE_ID_PHIDGET_MOTORCONTROL 0x0058
151
152#define USB_VENDOR_ID_GRIFFIN 0x077d
153#define USB_DEVICE_ID_POWERMATE 0x0410
154#define USB_DEVICE_ID_SOUNDKNOB 0x04AA
155
156#define USB_VENDOR_ID_GTCO 0x078c
157#define USB_DEVICE_ID_GTCO_90 0x0090
158#define USB_DEVICE_ID_GTCO_100 0x0100
159#define USB_DEVICE_ID_GTCO_101 0x0101
160#define USB_DEVICE_ID_GTCO_103 0x0103
161#define USB_DEVICE_ID_GTCO_104 0x0104
162#define USB_DEVICE_ID_GTCO_105 0x0105
163#define USB_DEVICE_ID_GTCO_106 0x0106
164#define USB_DEVICE_ID_GTCO_107 0x0107
165#define USB_DEVICE_ID_GTCO_108 0x0108
166#define USB_DEVICE_ID_GTCO_200 0x0200
167#define USB_DEVICE_ID_GTCO_201 0x0201
168#define USB_DEVICE_ID_GTCO_202 0x0202
169#define USB_DEVICE_ID_GTCO_203 0x0203
170#define USB_DEVICE_ID_GTCO_204 0x0204
171#define USB_DEVICE_ID_GTCO_205 0x0205
172#define USB_DEVICE_ID_GTCO_206 0x0206
173#define USB_DEVICE_ID_GTCO_207 0x0207
174#define USB_DEVICE_ID_GTCO_300 0x0300
175#define USB_DEVICE_ID_GTCO_301 0x0301
176#define USB_DEVICE_ID_GTCO_302 0x0302
177#define USB_DEVICE_ID_GTCO_303 0x0303
178#define USB_DEVICE_ID_GTCO_304 0x0304
179#define USB_DEVICE_ID_GTCO_305 0x0305
180#define USB_DEVICE_ID_GTCO_306 0x0306
181#define USB_DEVICE_ID_GTCO_307 0x0307
182#define USB_DEVICE_ID_GTCO_308 0x0308
183#define USB_DEVICE_ID_GTCO_309 0x0309
184#define USB_DEVICE_ID_GTCO_400 0x0400
185#define USB_DEVICE_ID_GTCO_401 0x0401
186#define USB_DEVICE_ID_GTCO_402 0x0402
187#define USB_DEVICE_ID_GTCO_403 0x0403
188#define USB_DEVICE_ID_GTCO_404 0x0404
189#define USB_DEVICE_ID_GTCO_405 0x0405
190#define USB_DEVICE_ID_GTCO_500 0x0500
191#define USB_DEVICE_ID_GTCO_501 0x0501
192#define USB_DEVICE_ID_GTCO_502 0x0502
193#define USB_DEVICE_ID_GTCO_503 0x0503
194#define USB_DEVICE_ID_GTCO_504 0x0504
195#define USB_DEVICE_ID_GTCO_1000 0x1000
196#define USB_DEVICE_ID_GTCO_1001 0x1001
197#define USB_DEVICE_ID_GTCO_1002 0x1002
198#define USB_DEVICE_ID_GTCO_1003 0x1003
199#define USB_DEVICE_ID_GTCO_1004 0x1004
200#define USB_DEVICE_ID_GTCO_1005 0x1005
201#define USB_DEVICE_ID_GTCO_1006 0x1006
202
203#define USB_VENDOR_ID_HAPP 0x078b
204#define USB_DEVICE_ID_UGCI_DRIVING 0x0010
205#define USB_DEVICE_ID_UGCI_FLYING 0x0020
206#define USB_DEVICE_ID_UGCI_FIGHTING 0x0030
207
208#define USB_VENDOR_ID_IMATION 0x0718
209#define USB_DEVICE_ID_DISC_STAKKA 0xd000
210
211#define USB_VENDOR_ID_KBGEAR 0x084e
212#define USB_DEVICE_ID_KBGEAR_JAMSTUDIO 0x1001
213
214#define USB_VENDOR_ID_LD 0x0f11
215#define USB_DEVICE_ID_LD_CASSY 0x1000
216#define USB_DEVICE_ID_LD_POCKETCASSY 0x1010
217#define USB_DEVICE_ID_LD_MOBILECASSY 0x1020
218#define USB_DEVICE_ID_LD_JWM 0x1080
219#define USB_DEVICE_ID_LD_DMMP 0x1081
220#define USB_DEVICE_ID_LD_UMIP 0x1090
221#define USB_DEVICE_ID_LD_XRAY1 0x1100
222#define USB_DEVICE_ID_LD_XRAY2 0x1101
223#define USB_DEVICE_ID_LD_VIDEOCOM 0x1200
224#define USB_DEVICE_ID_LD_COM3LAB 0x2000
225#define USB_DEVICE_ID_LD_TELEPORT 0x2010
226#define USB_DEVICE_ID_LD_NETWORKANALYSER 0x2020
227#define USB_DEVICE_ID_LD_POWERCONTROL 0x2030
228#define USB_DEVICE_ID_LD_MACHINETEST 0x2040
229
230#define USB_VENDOR_ID_LOGITECH 0x046d
Jiri Kosina85cbea32007-04-05 12:23:09 +0200231#define USB_DEVICE_ID_LOGITECH_RECEIVER 0xc101
232#define USB_DEVICE_ID_S510_RECEIVER 0xc50c
233#define USB_DEVICE_ID_S510_RECEIVER_2 0xc517
234#define USB_DEVICE_ID_MX3000_RECEIVER 0xc513
Jiri Kosina48b45542007-04-03 23:39:37 +0200235#define USB_DEVICE_ID_DINOVO_EDGE 0xc714
236
237#define USB_VENDOR_ID_MCC 0x09db
238#define USB_DEVICE_ID_MCC_PMD1024LS 0x0076
239#define USB_DEVICE_ID_MCC_PMD1208LS 0x007a
240
241#define USB_VENDOR_ID_MGE 0x0463
242#define USB_DEVICE_ID_MGE_UPS 0xffff
243#define USB_DEVICE_ID_MGE_UPS1 0x0001
244
245#define USB_VENDOR_ID_NEC 0x073e
246#define USB_DEVICE_ID_NEC_USB_GAME_PAD 0x0301
247
248#define USB_VENDOR_ID_ONTRAK 0x0a07
249#define USB_DEVICE_ID_ONTRAK_ADU100 0x0064
250
251#define USB_VENDOR_ID_PANJIT 0x134c
252
253#define USB_VENDOR_ID_PANTHERLORD 0x0810
254#define USB_DEVICE_ID_PANTHERLORD_TWIN_USB_JOYSTICK 0x0001
255
256#define USB_VENDOR_ID_SAITEK 0x06a3
257#define USB_DEVICE_ID_SAITEK_RUMBLEPAD 0xff17
258
259#define USB_VENDOR_ID_SONY 0x054c
260#define USB_DEVICE_ID_SONY_PS3_CONTROLLER 0x0268
261
262#define USB_VENDOR_ID_SUN 0x0430
263#define USB_DEVICE_ID_RARITAN_KVM_DONGLE 0xcdab
264
265#define USB_VENDOR_ID_TOPMAX 0x0663
266#define USB_DEVICE_ID_TOPMAX_COBRAPAD 0x0103
267
268#define USB_VENDOR_ID_TURBOX 0x062a
269#define USB_DEVICE_ID_TURBOX_KEYBOARD 0x0201
270
271#define USB_VENDOR_ID_VERNIER 0x08f7
272#define USB_DEVICE_ID_VERNIER_LABPRO 0x0001
273#define USB_DEVICE_ID_VERNIER_GOTEMP 0x0002
274#define USB_DEVICE_ID_VERNIER_SKIP 0x0003
275#define USB_DEVICE_ID_VERNIER_CYCLOPS 0x0004
276
277#define USB_VENDOR_ID_WACOM 0x056a
278
279#define USB_VENDOR_ID_WISEGROUP 0x0925
280#define USB_DEVICE_ID_1_PHIDGETSERVO_20 0x8101
281#define USB_DEVICE_ID_4_PHIDGETSERVO_20 0x8104
282#define USB_DEVICE_ID_8_8_4_IF_KIT 0x8201
283#define USB_DEVICE_ID_DUAL_USB_JOYPAD 0x8866
284
285#define USB_VENDOR_ID_WISEGROUP_LTD 0x6677
286#define USB_DEVICE_ID_SMARTJOY_DUAL_PLUS 0x8802
287
288#define USB_VENDOR_ID_YEALINK 0x6993
289#define USB_DEVICE_ID_YEALINK_P1K_P4K_B2K 0xb001
290
291/*
292 * Alphabetically sorted blacklist by quirk type.
293 */
294
295static const struct hid_blacklist {
296 __u16 idVendor;
297 __u16 idProduct;
Paul Walmsley4cbe7d22007-03-20 19:23:16 +0100298 __u32 quirks;
Jiri Kosina48b45542007-04-03 23:39:37 +0200299} hid_blacklist[] = {
300
301 { USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU, HID_QUIRK_2WHEEL_MOUSE_HACK_7 },
302 { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE, HID_QUIRK_2WHEEL_MOUSE_HACK_5 },
303
Jiri Kosina85cbea32007-04-05 12:23:09 +0200304 { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER, HID_QUIRK_BAD_RELATIVE_KEYS },
Jiri Kosina48b45542007-04-03 23:39:37 +0200305
306 { USB_VENDOR_ID_AASHIMA, USB_DEVICE_ID_AASHIMA_GAMEPAD, HID_QUIRK_BADPAD },
307 { USB_VENDOR_ID_AASHIMA, USB_DEVICE_ID_AASHIMA_PREDATOR, HID_QUIRK_BADPAD },
308 { USB_VENDOR_ID_ALPS, USB_DEVICE_ID_IBM_GAMEPAD, HID_QUIRK_BADPAD },
309 { USB_VENDOR_ID_CHIC, USB_DEVICE_ID_CHIC_GAMEPAD, HID_QUIRK_BADPAD },
310 { USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_DRIVING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
311 { USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_FLYING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
312 { USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_FIGHTING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
313 { USB_VENDOR_ID_NEC, USB_DEVICE_ID_NEC_USB_GAME_PAD, HID_QUIRK_BADPAD },
314 { USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RUMBLEPAD, HID_QUIRK_BADPAD },
315 { USB_VENDOR_ID_TOPMAX, USB_DEVICE_ID_TOPMAX_COBRAPAD, HID_QUIRK_BADPAD },
316
317 { USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION, HID_QUIRK_CYMOTION },
318
319 { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE, HID_QUIRK_DUPLICATE_USAGES },
320
Daniel P. Engel66df5142007-04-03 23:43:46 +0200321 { USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM, HID_QUIRK_HIDDEV },
322
Jiri Kosina48b45542007-04-03 23:39:37 +0200323 { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01, HID_QUIRK_IGNORE },
324 { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10, HID_QUIRK_IGNORE },
325 { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20, HID_QUIRK_IGNORE },
326 { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21, HID_QUIRK_IGNORE },
327 { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22, HID_QUIRK_IGNORE },
328 { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23, HID_QUIRK_IGNORE },
329 { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24, HID_QUIRK_IGNORE },
330 { USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1, HID_QUIRK_IGNORE },
331 { USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232, HID_QUIRK_IGNORE },
332 { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IR, HID_QUIRK_IGNORE },
333 { USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD, HID_QUIRK_IGNORE },
334 { USB_VENDOR_ID_CIDC, 0x0103, HID_QUIRK_IGNORE },
335 { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM, HID_QUIRK_IGNORE },
336 { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE, HID_QUIRK_IGNORE },
337 { USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE, HID_QUIRK_IGNORE },
338 { USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20, HID_QUIRK_IGNORE },
339 { USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5, HID_QUIRK_IGNORE },
340 { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_4_PHIDGETSERVO_30, HID_QUIRK_IGNORE },
341 { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_1_PHIDGETSERVO_30, HID_QUIRK_IGNORE },
342 { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_0_4_IF_KIT, HID_QUIRK_IGNORE },
343 { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_16_16_IF_KIT, HID_QUIRK_IGNORE },
344 { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_8_8_8_IF_KIT, HID_QUIRK_IGNORE },
345 { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_7_IF_KIT, HID_QUIRK_IGNORE },
346 { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_8_IF_KIT, HID_QUIRK_IGNORE },
347 { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_PHIDGET_MOTORCONTROL, HID_QUIRK_IGNORE },
348 { USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE, HID_QUIRK_IGNORE },
349 { USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB, HID_QUIRK_IGNORE },
350 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90, HID_QUIRK_IGNORE },
351 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100, HID_QUIRK_IGNORE },
352 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101, HID_QUIRK_IGNORE },
353 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103, HID_QUIRK_IGNORE },
354 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104, HID_QUIRK_IGNORE },
355 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105, HID_QUIRK_IGNORE },
356 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106, HID_QUIRK_IGNORE },
357 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107, HID_QUIRK_IGNORE },
358 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108, HID_QUIRK_IGNORE },
359 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200, HID_QUIRK_IGNORE },
360 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201, HID_QUIRK_IGNORE },
361 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202, HID_QUIRK_IGNORE },
362 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203, HID_QUIRK_IGNORE },
363 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204, HID_QUIRK_IGNORE },
364 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205, HID_QUIRK_IGNORE },
365 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206, HID_QUIRK_IGNORE },
366 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207, HID_QUIRK_IGNORE },
367 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300, HID_QUIRK_IGNORE },
368 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301, HID_QUIRK_IGNORE },
369 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302, HID_QUIRK_IGNORE },
370 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303, HID_QUIRK_IGNORE },
371 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304, HID_QUIRK_IGNORE },
372 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305, HID_QUIRK_IGNORE },
373 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306, HID_QUIRK_IGNORE },
374 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307, HID_QUIRK_IGNORE },
375 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308, HID_QUIRK_IGNORE },
376 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309, HID_QUIRK_IGNORE },
377 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400, HID_QUIRK_IGNORE },
378 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401, HID_QUIRK_IGNORE },
379 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402, HID_QUIRK_IGNORE },
380 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403, HID_QUIRK_IGNORE },
381 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404, HID_QUIRK_IGNORE },
382 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405, HID_QUIRK_IGNORE },
383 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500, HID_QUIRK_IGNORE },
384 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501, HID_QUIRK_IGNORE },
385 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502, HID_QUIRK_IGNORE },
386 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503, HID_QUIRK_IGNORE },
387 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504, HID_QUIRK_IGNORE },
388 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000, HID_QUIRK_IGNORE },
389 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001, HID_QUIRK_IGNORE },
390 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002, HID_QUIRK_IGNORE },
391 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003, HID_QUIRK_IGNORE },
392 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004, HID_QUIRK_IGNORE },
393 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005, HID_QUIRK_IGNORE },
394 { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006, HID_QUIRK_IGNORE },
395 { USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA, HID_QUIRK_IGNORE },
396 { USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO, HID_QUIRK_IGNORE },
397 { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY, HID_QUIRK_IGNORE },
398 { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY, HID_QUIRK_IGNORE },
399 { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY, HID_QUIRK_IGNORE },
400 { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM, HID_QUIRK_IGNORE },
401 { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP, HID_QUIRK_IGNORE },
402 { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP, HID_QUIRK_IGNORE },
403 { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY1, HID_QUIRK_IGNORE },
404 { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2, HID_QUIRK_IGNORE },
405 { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM, HID_QUIRK_IGNORE },
406 { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB, HID_QUIRK_IGNORE },
407 { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT, HID_QUIRK_IGNORE },
408 { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER, HID_QUIRK_IGNORE },
409 { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL, HID_QUIRK_IGNORE },
410 { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST, HID_QUIRK_IGNORE },
411 { USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS, HID_QUIRK_IGNORE },
412 { USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS, HID_QUIRK_IGNORE },
413 { USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS, HID_QUIRK_IGNORE },
414 { USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1, HID_QUIRK_IGNORE },
415 { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100, HID_QUIRK_IGNORE },
416 { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20, HID_QUIRK_IGNORE },
417 { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30, HID_QUIRK_IGNORE },
418 { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100, HID_QUIRK_IGNORE },
419 { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108, HID_QUIRK_IGNORE },
420 { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118, HID_QUIRK_IGNORE },
421 { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200, HID_QUIRK_IGNORE },
422 { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300, HID_QUIRK_IGNORE },
423 { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400, HID_QUIRK_IGNORE },
424 { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500, HID_QUIRK_IGNORE },
425 { USB_VENDOR_ID_PANJIT, 0x0001, HID_QUIRK_IGNORE },
426 { USB_VENDOR_ID_PANJIT, 0x0002, HID_QUIRK_IGNORE },
427 { USB_VENDOR_ID_PANJIT, 0x0003, HID_QUIRK_IGNORE },
428 { USB_VENDOR_ID_PANJIT, 0x0004, HID_QUIRK_IGNORE },
429 { USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO, HID_QUIRK_IGNORE },
430 { USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP, HID_QUIRK_IGNORE },
431 { USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP, HID_QUIRK_IGNORE },
432 { USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS, HID_QUIRK_IGNORE },
433 { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20, HID_QUIRK_IGNORE },
434 { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20, HID_QUIRK_IGNORE },
435 { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT, HID_QUIRK_IGNORE },
436 { USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K, HID_QUIRK_IGNORE },
437
438 { USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR, HID_QUIRK_IGNORE },
439 { USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302, HID_QUIRK_IGNORE },
440
Jiri Kosina85cbea32007-04-05 12:23:09 +0200441 { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER, HID_QUIRK_LOGITECH_DESCRIPTOR },
442 { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER, HID_QUIRK_LOGITECH_DESCRIPTOR },
443 { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2, HID_QUIRK_LOGITECH_DESCRIPTOR },
Jiri Kosina48b45542007-04-03 23:39:37 +0200444
445 { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE, HID_QUIRK_MIGHTYMOUSE | HID_QUIRK_INVERT_HWHEEL },
446
447 { USB_VENDOR_ID_PANTHERLORD, USB_DEVICE_ID_PANTHERLORD_TWIN_USB_JOYSTICK, HID_QUIRK_MULTI_INPUT | HID_QUIRK_SKIP_OUTPUT_REPORTS },
448
449 { USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER, HID_QUIRK_SONY_PS3_CONTROLLER },
450
451 { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_UC100KM, HID_QUIRK_NOGET },
452 { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_CS124U, HID_QUIRK_NOGET },
453 { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_2PORTKVM, HID_QUIRK_NOGET },
454 { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVM, HID_QUIRK_NOGET },
455 { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVMC, HID_QUIRK_NOGET },
456 { USB_VENDOR_ID_SUN, USB_DEVICE_ID_RARITAN_KVM_DONGLE, HID_QUIRK_NOGET },
457 { USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_KEYBOARD, HID_QUIRK_NOGET },
458 { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
459 { USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SMARTJOY_DUAL_PLUS, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
460
461 { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
462 { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
463 { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
464 { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_IGNORE_MOUSE | HID_QUIRK_POWERBOOK_ISO_KEYBOARD},
465 { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
466 { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
467 { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_IGNORE_MOUSE | HID_QUIRK_POWERBOOK_ISO_KEYBOARD},
468 { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
469 { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
470 { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_IGNORE_MOUSE | HID_QUIRK_POWERBOOK_ISO_KEYBOARD},
471 { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
472 { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
473 { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
474
Pete Zaitcev713c8aa2007-04-06 14:33:18 +0200475 { USB_VENDOR_ID_DELL, USB_DEVICE_ID_DELL_W7658, HID_QUIRK_RESET_LEDS },
476
Jiri Kosina48b45542007-04-03 23:39:37 +0200477 { 0, 0 }
478};
479
Linus Torvalds1da177e2005-04-16 15:20:36 -0700480/*
Alan Sternaef4e262006-01-31 12:58:38 -0500481 * Input submission and I/O error handler.
482 */
483
484static void hid_io_error(struct hid_device *hid);
485
486/* Start up the input URB */
487static int hid_start_in(struct hid_device *hid)
488{
489 unsigned long flags;
490 int rc = 0;
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100491 struct usbhid_device *usbhid = hid->driver_data;
Alan Sternaef4e262006-01-31 12:58:38 -0500492
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100493 spin_lock_irqsave(&usbhid->inlock, flags);
494 if (hid->open > 0 && !test_bit(HID_SUSPENDED, &usbhid->iofl) &&
495 !test_and_set_bit(HID_IN_RUNNING, &usbhid->iofl)) {
496 rc = usb_submit_urb(usbhid->urbin, GFP_ATOMIC);
Alan Sternaef4e262006-01-31 12:58:38 -0500497 if (rc != 0)
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100498 clear_bit(HID_IN_RUNNING, &usbhid->iofl);
Alan Sternaef4e262006-01-31 12:58:38 -0500499 }
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100500 spin_unlock_irqrestore(&usbhid->inlock, flags);
Alan Sternaef4e262006-01-31 12:58:38 -0500501 return rc;
502}
503
504/* I/O retry timer routine */
505static void hid_retry_timeout(unsigned long _hid)
506{
507 struct hid_device *hid = (struct hid_device *) _hid;
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100508 struct usbhid_device *usbhid = hid->driver_data;
Alan Sternaef4e262006-01-31 12:58:38 -0500509
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100510 dev_dbg(&usbhid->intf->dev, "retrying intr urb\n");
Alan Sternaef4e262006-01-31 12:58:38 -0500511 if (hid_start_in(hid))
512 hid_io_error(hid);
513}
514
Alan Stern6d8fc4d2006-10-18 12:35:24 -0400515/* Workqueue routine to reset the device or clear a halt */
David Howellsc4028952006-11-22 14:57:56 +0000516static void hid_reset(struct work_struct *work)
Alan Sternaef4e262006-01-31 12:58:38 -0500517{
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100518 struct usbhid_device *usbhid =
519 container_of(work, struct usbhid_device, reset_work);
520 struct hid_device *hid = usbhid->hid;
Alan Stern6d8fc4d2006-10-18 12:35:24 -0400521 int rc_lock, rc = 0;
Alan Sternaef4e262006-01-31 12:58:38 -0500522
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100523 if (test_bit(HID_CLEAR_HALT, &usbhid->iofl)) {
524 dev_dbg(&usbhid->intf->dev, "clear halt\n");
Anssi Hannulabe820972007-01-19 19:28:17 +0200525 rc = usb_clear_halt(hid_to_usb_dev(hid), usbhid->urbin->pipe);
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100526 clear_bit(HID_CLEAR_HALT, &usbhid->iofl);
Alan Stern6d8fc4d2006-10-18 12:35:24 -0400527 hid_start_in(hid);
Alan Sternaef4e262006-01-31 12:58:38 -0500528 }
Alan Stern6d8fc4d2006-10-18 12:35:24 -0400529
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100530 else if (test_bit(HID_RESET_PENDING, &usbhid->iofl)) {
531 dev_dbg(&usbhid->intf->dev, "resetting device\n");
Anssi Hannulabe820972007-01-19 19:28:17 +0200532 rc = rc_lock = usb_lock_device_for_reset(hid_to_usb_dev(hid), usbhid->intf);
Alan Stern6d8fc4d2006-10-18 12:35:24 -0400533 if (rc_lock >= 0) {
Anssi Hannulabe820972007-01-19 19:28:17 +0200534 rc = usb_reset_composite_device(hid_to_usb_dev(hid), usbhid->intf);
Alan Stern6d8fc4d2006-10-18 12:35:24 -0400535 if (rc_lock)
Anssi Hannulabe820972007-01-19 19:28:17 +0200536 usb_unlock_device(hid_to_usb_dev(hid));
Alan Stern6d8fc4d2006-10-18 12:35:24 -0400537 }
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100538 clear_bit(HID_RESET_PENDING, &usbhid->iofl);
Alan Stern6d8fc4d2006-10-18 12:35:24 -0400539 }
Alan Sternaef4e262006-01-31 12:58:38 -0500540
Alan Sterndf9a1f42006-06-01 13:55:28 -0400541 switch (rc) {
542 case 0:
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100543 if (!test_bit(HID_IN_RUNNING, &usbhid->iofl))
Alan Sternaef4e262006-01-31 12:58:38 -0500544 hid_io_error(hid);
Alan Sterndf9a1f42006-06-01 13:55:28 -0400545 break;
546 default:
Alan Sternaef4e262006-01-31 12:58:38 -0500547 err("can't reset device, %s-%s/input%d, status %d",
Anssi Hannulabe820972007-01-19 19:28:17 +0200548 hid_to_usb_dev(hid)->bus->bus_name,
549 hid_to_usb_dev(hid)->devpath,
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100550 usbhid->ifnum, rc);
Alan Sterndf9a1f42006-06-01 13:55:28 -0400551 /* FALLTHROUGH */
552 case -EHOSTUNREACH:
553 case -ENODEV:
554 case -EINTR:
555 break;
556 }
Alan Sternaef4e262006-01-31 12:58:38 -0500557}
558
559/* Main I/O error handler */
560static void hid_io_error(struct hid_device *hid)
561{
562 unsigned long flags;
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100563 struct usbhid_device *usbhid = hid->driver_data;
Alan Sternaef4e262006-01-31 12:58:38 -0500564
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100565 spin_lock_irqsave(&usbhid->inlock, flags);
Alan Sternaef4e262006-01-31 12:58:38 -0500566
567 /* Stop when disconnected */
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100568 if (usb_get_intfdata(usbhid->intf) == NULL)
Alan Sternaef4e262006-01-31 12:58:38 -0500569 goto done;
570
Alan Stern5e2a55f2007-03-20 19:03:31 +0100571 /* If it has been a while since the last error, we'll assume
572 * this a brand new error and reset the retry timeout. */
573 if (time_after(jiffies, usbhid->stop_retry + HZ/2))
574 usbhid->retry_delay = 0;
575
Alan Sternaef4e262006-01-31 12:58:38 -0500576 /* When an error occurs, retry at increasing intervals */
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100577 if (usbhid->retry_delay == 0) {
578 usbhid->retry_delay = 13; /* Then 26, 52, 104, 104, ... */
579 usbhid->stop_retry = jiffies + msecs_to_jiffies(1000);
580 } else if (usbhid->retry_delay < 100)
581 usbhid->retry_delay *= 2;
Alan Sternaef4e262006-01-31 12:58:38 -0500582
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100583 if (time_after(jiffies, usbhid->stop_retry)) {
Alan Sternaef4e262006-01-31 12:58:38 -0500584
585 /* Retries failed, so do a port reset */
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100586 if (!test_and_set_bit(HID_RESET_PENDING, &usbhid->iofl)) {
587 schedule_work(&usbhid->reset_work);
Alan Stern6d8fc4d2006-10-18 12:35:24 -0400588 goto done;
Alan Sternaef4e262006-01-31 12:58:38 -0500589 }
590 }
591
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100592 mod_timer(&usbhid->io_retry,
593 jiffies + msecs_to_jiffies(usbhid->retry_delay));
Alan Sternaef4e262006-01-31 12:58:38 -0500594done:
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100595 spin_unlock_irqrestore(&usbhid->inlock, flags);
Alan Sternaef4e262006-01-31 12:58:38 -0500596}
597
598/*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700599 * Input interrupt completion handler.
600 */
601
David Howells7d12e782006-10-05 14:55:46 +0100602static void hid_irq_in(struct urb *urb)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700603{
604 struct hid_device *hid = urb->context;
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100605 struct usbhid_device *usbhid = hid->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700606 int status;
607
608 switch (urb->status) {
609 case 0: /* success */
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100610 usbhid->retry_delay = 0;
Jiri Kosinaaa8de2f2006-12-08 18:41:17 +0100611 hid_input_report(urb->context, HID_INPUT_REPORT,
612 urb->transfer_buffer,
613 urb->actual_length, 1);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700614 break;
Alan Stern6d8fc4d2006-10-18 12:35:24 -0400615 case -EPIPE: /* stall */
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100616 clear_bit(HID_IN_RUNNING, &usbhid->iofl);
617 set_bit(HID_CLEAR_HALT, &usbhid->iofl);
618 schedule_work(&usbhid->reset_work);
Alan Stern6d8fc4d2006-10-18 12:35:24 -0400619 return;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700620 case -ECONNRESET: /* unlink */
621 case -ENOENT:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700622 case -ESHUTDOWN: /* unplug */
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100623 clear_bit(HID_IN_RUNNING, &usbhid->iofl);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700624 return;
Alan Sternaef4e262006-01-31 12:58:38 -0500625 case -EILSEQ: /* protocol error or unplug */
626 case -EPROTO: /* protocol error or unplug */
Pete Zaitcev38e2bfc2006-09-18 22:49:02 -0700627 case -ETIME: /* protocol error or unplug */
628 case -ETIMEDOUT: /* Should never happen, but... */
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100629 clear_bit(HID_IN_RUNNING, &usbhid->iofl);
Alan Sternaef4e262006-01-31 12:58:38 -0500630 hid_io_error(hid);
631 return;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700632 default: /* error */
633 warn("input irq status %d received", urb->status);
634 }
635
Christoph Lameter54e6ecb2006-12-06 20:33:16 -0800636 status = usb_submit_urb(urb, GFP_ATOMIC);
Alan Sternaef4e262006-01-31 12:58:38 -0500637 if (status) {
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100638 clear_bit(HID_IN_RUNNING, &usbhid->iofl);
Alan Sternaef4e262006-01-31 12:58:38 -0500639 if (status != -EPERM) {
640 err("can't resubmit intr, %s-%s/input%d, status %d",
Anssi Hannulabe820972007-01-19 19:28:17 +0200641 hid_to_usb_dev(hid)->bus->bus_name,
642 hid_to_usb_dev(hid)->devpath,
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100643 usbhid->ifnum, status);
Alan Sternaef4e262006-01-31 12:58:38 -0500644 hid_io_error(hid);
645 }
646 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700647}
648
Linus Torvalds1da177e2005-04-16 15:20:36 -0700649static int hid_submit_out(struct hid_device *hid)
650{
651 struct hid_report *report;
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100652 struct usbhid_device *usbhid = hid->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700653
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100654 report = usbhid->out[usbhid->outtail];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700655
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100656 hid_output_report(report, usbhid->outbuf);
657 usbhid->urbout->transfer_buffer_length = ((report->size - 1) >> 3) + 1 + (report->id > 0);
Anssi Hannulabe820972007-01-19 19:28:17 +0200658 usbhid->urbout->dev = hid_to_usb_dev(hid);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700659
660 dbg("submitting out urb");
661
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100662 if (usb_submit_urb(usbhid->urbout, GFP_ATOMIC)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700663 err("usb_submit_urb(out) failed");
664 return -1;
665 }
666
667 return 0;
668}
669
670static int hid_submit_ctrl(struct hid_device *hid)
671{
672 struct hid_report *report;
673 unsigned char dir;
674 int len;
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100675 struct usbhid_device *usbhid = hid->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700676
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100677 report = usbhid->ctrl[usbhid->ctrltail].report;
678 dir = usbhid->ctrl[usbhid->ctrltail].dir;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700679
680 len = ((report->size - 1) >> 3) + 1 + (report->id > 0);
681 if (dir == USB_DIR_OUT) {
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100682 hid_output_report(report, usbhid->ctrlbuf);
Anssi Hannulabe820972007-01-19 19:28:17 +0200683 usbhid->urbctrl->pipe = usb_sndctrlpipe(hid_to_usb_dev(hid), 0);
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100684 usbhid->urbctrl->transfer_buffer_length = len;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700685 } else {
686 int maxpacket, padlen;
687
Anssi Hannulabe820972007-01-19 19:28:17 +0200688 usbhid->urbctrl->pipe = usb_rcvctrlpipe(hid_to_usb_dev(hid), 0);
689 maxpacket = usb_maxpacket(hid_to_usb_dev(hid), usbhid->urbctrl->pipe, 0);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700690 if (maxpacket > 0) {
691 padlen = (len + maxpacket - 1) / maxpacket;
692 padlen *= maxpacket;
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100693 if (padlen > usbhid->bufsize)
694 padlen = usbhid->bufsize;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700695 } else
696 padlen = 0;
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100697 usbhid->urbctrl->transfer_buffer_length = padlen;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700698 }
Anssi Hannulabe820972007-01-19 19:28:17 +0200699 usbhid->urbctrl->dev = hid_to_usb_dev(hid);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700700
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100701 usbhid->cr->bRequestType = USB_TYPE_CLASS | USB_RECIP_INTERFACE | dir;
702 usbhid->cr->bRequest = (dir == USB_DIR_OUT) ? HID_REQ_SET_REPORT : HID_REQ_GET_REPORT;
703 usbhid->cr->wValue = cpu_to_le16(((report->type + 1) << 8) | report->id);
704 usbhid->cr->wIndex = cpu_to_le16(usbhid->ifnum);
705 usbhid->cr->wLength = cpu_to_le16(len);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700706
707 dbg("submitting ctrl urb: %s wValue=0x%04x wIndex=0x%04x wLength=%u",
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100708 usbhid->cr->bRequest == HID_REQ_SET_REPORT ? "Set_Report" : "Get_Report",
709 usbhid->cr->wValue, usbhid->cr->wIndex, usbhid->cr->wLength);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700710
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100711 if (usb_submit_urb(usbhid->urbctrl, GFP_ATOMIC)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700712 err("usb_submit_urb(ctrl) failed");
713 return -1;
714 }
715
716 return 0;
717}
718
719/*
720 * Output interrupt completion handler.
721 */
722
David Howells7d12e782006-10-05 14:55:46 +0100723static void hid_irq_out(struct urb *urb)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700724{
725 struct hid_device *hid = urb->context;
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100726 struct usbhid_device *usbhid = hid->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700727 unsigned long flags;
728 int unplug = 0;
729
730 switch (urb->status) {
731 case 0: /* success */
Vojtech Pavlikc4786ca2005-09-05 00:13:03 -0500732 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700733 case -ESHUTDOWN: /* unplug */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700734 unplug = 1;
Alan Sternaef4e262006-01-31 12:58:38 -0500735 case -EILSEQ: /* protocol error or unplug */
736 case -EPROTO: /* protocol error or unplug */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700737 case -ECONNRESET: /* unlink */
738 case -ENOENT:
739 break;
740 default: /* error */
741 warn("output irq status %d received", urb->status);
742 }
743
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100744 spin_lock_irqsave(&usbhid->outlock, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700745
746 if (unplug)
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100747 usbhid->outtail = usbhid->outhead;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700748 else
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100749 usbhid->outtail = (usbhid->outtail + 1) & (HID_OUTPUT_FIFO_SIZE - 1);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700750
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100751 if (usbhid->outhead != usbhid->outtail) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700752 if (hid_submit_out(hid)) {
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100753 clear_bit(HID_OUT_RUNNING, &usbhid->iofl);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700754 wake_up(&hid->wait);
755 }
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100756 spin_unlock_irqrestore(&usbhid->outlock, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700757 return;
758 }
759
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100760 clear_bit(HID_OUT_RUNNING, &usbhid->iofl);
761 spin_unlock_irqrestore(&usbhid->outlock, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700762 wake_up(&hid->wait);
763}
764
765/*
766 * Control pipe completion handler.
767 */
768
David Howells7d12e782006-10-05 14:55:46 +0100769static void hid_ctrl(struct urb *urb)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700770{
771 struct hid_device *hid = urb->context;
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100772 struct usbhid_device *usbhid = hid->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700773 unsigned long flags;
774 int unplug = 0;
775
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100776 spin_lock_irqsave(&usbhid->ctrllock, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700777
778 switch (urb->status) {
779 case 0: /* success */
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100780 if (usbhid->ctrl[usbhid->ctrltail].dir == USB_DIR_IN)
Jiri Kosinaaa8de2f2006-12-08 18:41:17 +0100781 hid_input_report(urb->context, usbhid->ctrl[usbhid->ctrltail].report->type,
782 urb->transfer_buffer, urb->actual_length, 0);
Vojtech Pavlikc4786ca2005-09-05 00:13:03 -0500783 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700784 case -ESHUTDOWN: /* unplug */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700785 unplug = 1;
Alan Sternaef4e262006-01-31 12:58:38 -0500786 case -EILSEQ: /* protocol error or unplug */
787 case -EPROTO: /* protocol error or unplug */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700788 case -ECONNRESET: /* unlink */
789 case -ENOENT:
790 case -EPIPE: /* report not available */
791 break;
792 default: /* error */
793 warn("ctrl urb status %d received", urb->status);
794 }
795
796 if (unplug)
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100797 usbhid->ctrltail = usbhid->ctrlhead;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700798 else
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100799 usbhid->ctrltail = (usbhid->ctrltail + 1) & (HID_CONTROL_FIFO_SIZE - 1);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700800
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100801 if (usbhid->ctrlhead != usbhid->ctrltail) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700802 if (hid_submit_ctrl(hid)) {
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100803 clear_bit(HID_CTRL_RUNNING, &usbhid->iofl);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700804 wake_up(&hid->wait);
805 }
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100806 spin_unlock_irqrestore(&usbhid->ctrllock, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700807 return;
808 }
809
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100810 clear_bit(HID_CTRL_RUNNING, &usbhid->iofl);
811 spin_unlock_irqrestore(&usbhid->ctrllock, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700812 wake_up(&hid->wait);
813}
814
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100815void usbhid_submit_report(struct hid_device *hid, struct hid_report *report, unsigned char dir)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700816{
817 int head;
818 unsigned long flags;
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100819 struct usbhid_device *usbhid = hid->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700820
821 if ((hid->quirks & HID_QUIRK_NOGET) && dir == USB_DIR_IN)
822 return;
823
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100824 if (usbhid->urbout && dir == USB_DIR_OUT && report->type == HID_OUTPUT_REPORT) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700825
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100826 spin_lock_irqsave(&usbhid->outlock, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700827
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100828 if ((head = (usbhid->outhead + 1) & (HID_OUTPUT_FIFO_SIZE - 1)) == usbhid->outtail) {
829 spin_unlock_irqrestore(&usbhid->outlock, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700830 warn("output queue full");
831 return;
832 }
833
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100834 usbhid->out[usbhid->outhead] = report;
835 usbhid->outhead = head;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700836
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100837 if (!test_and_set_bit(HID_OUT_RUNNING, &usbhid->iofl))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700838 if (hid_submit_out(hid))
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100839 clear_bit(HID_OUT_RUNNING, &usbhid->iofl);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700840
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100841 spin_unlock_irqrestore(&usbhid->outlock, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700842 return;
843 }
844
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100845 spin_lock_irqsave(&usbhid->ctrllock, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700846
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100847 if ((head = (usbhid->ctrlhead + 1) & (HID_CONTROL_FIFO_SIZE - 1)) == usbhid->ctrltail) {
848 spin_unlock_irqrestore(&usbhid->ctrllock, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700849 warn("control queue full");
850 return;
851 }
852
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100853 usbhid->ctrl[usbhid->ctrlhead].report = report;
854 usbhid->ctrl[usbhid->ctrlhead].dir = dir;
855 usbhid->ctrlhead = head;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700856
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100857 if (!test_and_set_bit(HID_CTRL_RUNNING, &usbhid->iofl))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700858 if (hid_submit_ctrl(hid))
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100859 clear_bit(HID_CTRL_RUNNING, &usbhid->iofl);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700860
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100861 spin_unlock_irqrestore(&usbhid->ctrllock, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700862}
863
Jiri Kosina229695e2006-12-08 18:40:53 +0100864static int usb_hidinput_input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
Jiri Kosinadde58452006-12-08 18:40:44 +0100865{
866 struct hid_device *hid = dev->private;
867 struct hid_field *field;
868 int offset;
869
870 if (type == EV_FF)
871 return input_ff_event(dev, type, code, value);
872
873 if (type != EV_LED)
874 return -1;
875
876 if ((offset = hidinput_find_field(hid, type, code, &field)) == -1) {
877 warn("event field not found");
878 return -1;
879 }
880
881 hid_set_field(field, offset, value);
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100882 usbhid_submit_report(hid, field->report, USB_DIR_OUT);
Jiri Kosinadde58452006-12-08 18:40:44 +0100883
884 return 0;
885}
886
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100887int usbhid_wait_io(struct hid_device *hid)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700888{
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100889 struct usbhid_device *usbhid = hid->driver_data;
890
891 if (!wait_event_timeout(hid->wait, (!test_bit(HID_CTRL_RUNNING, &usbhid->iofl) &&
892 !test_bit(HID_OUT_RUNNING, &usbhid->iofl)),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700893 10*HZ)) {
894 dbg("timeout waiting for ctrl or out queue to clear");
895 return -1;
896 }
897
898 return 0;
899}
900
Vojtech Pavlik854561b2005-05-29 02:28:00 -0500901static int hid_set_idle(struct usb_device *dev, int ifnum, int report, int idle)
902{
Vojtech Pavlik71387bd2005-05-29 02:28:14 -0500903 return usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
Vojtech Pavlik854561b2005-05-29 02:28:00 -0500904 HID_REQ_SET_IDLE, USB_TYPE_CLASS | USB_RECIP_INTERFACE, (idle << 8) | report,
905 ifnum, NULL, 0, USB_CTRL_SET_TIMEOUT);
906}
907
Linus Torvalds1da177e2005-04-16 15:20:36 -0700908static int hid_get_class_descriptor(struct usb_device *dev, int ifnum,
909 unsigned char type, void *buf, int size)
910{
911 int result, retries = 4;
912
Jiri Kosina43c7bf02007-01-26 12:58:24 +0100913 memset(buf, 0, size);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700914
915 do {
916 result = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
917 USB_REQ_GET_DESCRIPTOR, USB_RECIP_INTERFACE | USB_DIR_IN,
918 (type << 8), ifnum, buf, size, USB_CTRL_GET_TIMEOUT);
919 retries--;
920 } while (result < size && retries);
921 return result;
922}
923
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100924int usbhid_open(struct hid_device *hid)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700925{
Alan Sternaef4e262006-01-31 12:58:38 -0500926 ++hid->open;
927 if (hid_start_in(hid))
928 hid_io_error(hid);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700929 return 0;
930}
931
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100932void usbhid_close(struct hid_device *hid)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700933{
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100934 struct usbhid_device *usbhid = hid->driver_data;
935
Linus Torvalds1da177e2005-04-16 15:20:36 -0700936 if (!--hid->open)
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100937 usb_kill_urb(usbhid->urbin);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700938}
939
940/*
941 * Initialize all reports
942 */
943
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100944void usbhid_init_reports(struct hid_device *hid)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700945{
946 struct hid_report *report;
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100947 struct usbhid_device *usbhid = hid->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700948 int err, ret;
949
Michael Haboustakbf0964d2005-09-05 00:12:01 -0500950 list_for_each_entry(report, &hid->report_enum[HID_INPUT_REPORT].report_list, list)
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100951 usbhid_submit_report(hid, report, USB_DIR_IN);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700952
953 list_for_each_entry(report, &hid->report_enum[HID_FEATURE_REPORT].report_list, list)
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100954 usbhid_submit_report(hid, report, USB_DIR_IN);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700955
956 err = 0;
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100957 ret = usbhid_wait_io(hid);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700958 while (ret) {
959 err |= ret;
Jiri Kosina4916b3a2006-12-08 18:41:03 +0100960 if (test_bit(HID_CTRL_RUNNING, &usbhid->iofl))
961 usb_kill_urb(usbhid->urbctrl);
962 if (test_bit(HID_OUT_RUNNING, &usbhid->iofl))
963 usb_kill_urb(usbhid->urbout);
964 ret = usbhid_wait_io(hid);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700965 }
966
967 if (err)
Olaf Heringde289fd2006-01-06 12:45:28 +0100968 warn("timeout initializing reports");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700969}
970
Michael Haboustakbf0964d2005-09-05 00:12:01 -0500971/*
Pete Zaitcev713c8aa2007-04-06 14:33:18 +0200972 * Reset LEDs which BIOS might have left on. For now, just NumLock (0x01).
973 */
974static int hid_find_field_early(struct hid_device *hid, unsigned int page,
975 unsigned int hid_code, struct hid_field **pfield)
976{
977 struct hid_report *report;
978 struct hid_field *field;
979 struct hid_usage *usage;
980 int i, j;
981
982 list_for_each_entry(report, &hid->report_enum[HID_OUTPUT_REPORT].report_list, list) {
983 for (i = 0; i < report->maxfield; i++) {
984 field = report->field[i];
985 for (j = 0; j < field->maxusage; j++) {
986 usage = &field->usage[j];
987 if ((usage->hid & HID_USAGE_PAGE) == page &&
988 (usage->hid & 0xFFFF) == hid_code) {
989 *pfield = field;
990 return j;
991 }
992 }
993 }
994 }
995 return -1;
996}
997
998static void usbhid_set_leds(struct hid_device *hid)
999{
1000 struct hid_field *field;
1001 int offset;
1002
1003 if ((offset = hid_find_field_early(hid, HID_UP_LED, 0x01, &field)) != -1) {
1004 hid_set_field(field, offset, 0);
1005 usbhid_submit_report(hid, field->report, USB_DIR_OUT);
1006 }
1007}
1008
1009/*
Michael Haboustakbf0964d2005-09-05 00:12:01 -05001010 * Traverse the supplied list of reports and find the longest
1011 */
1012static void hid_find_max_report(struct hid_device *hid, unsigned int type, int *max)
1013{
1014 struct hid_report *report;
1015 int size;
1016
1017 list_for_each_entry(report, &hid->report_enum[type].report_list, list) {
1018 size = ((report->size - 1) >> 3) + 1;
1019 if (type == HID_INPUT_REPORT && hid->report_enum[type].numbered)
1020 size++;
1021 if (*max < size)
1022 *max = size;
1023 }
1024}
1025
Linus Torvalds1da177e2005-04-16 15:20:36 -07001026static int hid_alloc_buffers(struct usb_device *dev, struct hid_device *hid)
1027{
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001028 struct usbhid_device *usbhid = hid->driver_data;
1029
1030 if (!(usbhid->inbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_ATOMIC, &usbhid->inbuf_dma)))
Linus Torvalds1da177e2005-04-16 15:20:36 -07001031 return -1;
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001032 if (!(usbhid->outbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_ATOMIC, &usbhid->outbuf_dma)))
Linus Torvalds1da177e2005-04-16 15:20:36 -07001033 return -1;
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001034 if (!(usbhid->cr = usb_buffer_alloc(dev, sizeof(*(usbhid->cr)), GFP_ATOMIC, &usbhid->cr_dma)))
Linus Torvalds1da177e2005-04-16 15:20:36 -07001035 return -1;
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001036 if (!(usbhid->ctrlbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_ATOMIC, &usbhid->ctrlbuf_dma)))
Linus Torvalds1da177e2005-04-16 15:20:36 -07001037 return -1;
1038
1039 return 0;
1040}
1041
1042static void hid_free_buffers(struct usb_device *dev, struct hid_device *hid)
1043{
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001044 struct usbhid_device *usbhid = hid->driver_data;
1045
1046 if (usbhid->inbuf)
1047 usb_buffer_free(dev, usbhid->bufsize, usbhid->inbuf, usbhid->inbuf_dma);
1048 if (usbhid->outbuf)
1049 usb_buffer_free(dev, usbhid->bufsize, usbhid->outbuf, usbhid->outbuf_dma);
1050 if (usbhid->cr)
1051 usb_buffer_free(dev, sizeof(*(usbhid->cr)), usbhid->cr, usbhid->cr_dma);
1052 if (usbhid->ctrlbuf)
1053 usb_buffer_free(dev, usbhid->bufsize, usbhid->ctrlbuf, usbhid->ctrlbuf_dma);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001054}
1055
Vojtech Pavlik940824b2006-01-14 00:25:39 -05001056/*
1057 * Cherry Cymotion keyboard have an invalid HID report descriptor,
1058 * that needs fixing before we can parse it.
1059 */
1060
1061static void hid_fixup_cymotion_descriptor(char *rdesc, int rsize)
1062{
1063 if (rsize >= 17 && rdesc[11] == 0x3c && rdesc[12] == 0x02) {
1064 info("Fixing up Cherry Cymotion report descriptor");
1065 rdesc[11] = rdesc[16] = 0xff;
1066 rdesc[12] = rdesc[17] = 0x03;
1067 }
1068}
1069
Geoff Levand4a1a4d82007-01-15 20:11:52 -08001070/*
1071 * Sending HID_REQ_GET_REPORT changes the operation mode of the ps3 controller
1072 * to "operational". Without this, the ps3 controller will not report any
1073 * events.
1074 */
1075static void hid_fixup_sony_ps3_controller(struct usb_device *dev, int ifnum)
1076{
1077 int result;
1078 char *buf = kmalloc(18, GFP_KERNEL);
1079
1080 if (!buf)
1081 return;
1082
1083 result = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
1084 HID_REQ_GET_REPORT,
1085 USB_DIR_IN | USB_TYPE_CLASS |
1086 USB_RECIP_INTERFACE,
1087 (3 << 8) | 0xf2, ifnum, buf, 17,
1088 USB_CTRL_GET_TIMEOUT);
1089
1090 if (result < 0)
1091 err("%s failed: %d\n", __func__, result);
1092
1093 kfree(buf);
1094}
1095
Jiri Kosinab55fd232007-02-21 19:27:49 +01001096/*
Jiri Kosina85cbea32007-04-05 12:23:09 +02001097 * Certain Logitech keyboards send in report #3 keys which are far
Jiri Kosinab55fd232007-02-21 19:27:49 +01001098 * above the logical maximum described in descriptor. This extends
1099 * the original value of 0x28c of logical maximum to 0x104d
1100 */
Jiri Kosina85cbea32007-04-05 12:23:09 +02001101static void hid_fixup_logitech_descriptor(unsigned char *rdesc, int rsize)
Jiri Kosinab55fd232007-02-21 19:27:49 +01001102{
1103 if (rsize >= 90 && rdesc[83] == 0x26
1104 && rdesc[84] == 0x8c
1105 && rdesc[85] == 0x02) {
Jiri Kosina85cbea32007-04-05 12:23:09 +02001106 info("Fixing up Logitech keyboard report descriptor");
Jiri Kosinab55fd232007-02-21 19:27:49 +01001107 rdesc[84] = rdesc[89] = 0x4d;
1108 rdesc[85] = rdesc[90] = 0x10;
1109 }
1110}
1111
Linus Torvalds1da177e2005-04-16 15:20:36 -07001112static struct hid_device *usb_hid_configure(struct usb_interface *intf)
1113{
1114 struct usb_host_interface *interface = intf->cur_altsetting;
1115 struct usb_device *dev = interface_to_usbdev (intf);
1116 struct hid_descriptor *hdesc;
1117 struct hid_device *hid;
Paul Walmsley4cbe7d22007-03-20 19:23:16 +01001118 __u32 quirks = 0;
1119 unsigned rsize = 0;
Dmitry Torokhovc5b7c7c2005-09-15 02:01:47 -05001120 char *rdesc;
1121 int n, len, insize = 0;
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001122 struct usbhid_device *usbhid;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001123
Robert Marquardt5ddc3222007-03-02 16:01:52 +01001124 /* Ignore all Wacom devices */
1125 if (le16_to_cpu(dev->descriptor.idVendor) == USB_VENDOR_ID_WACOM)
1126 return NULL;
1127 /* ignore all Code Mercenaries IOWarrior devices */
1128 if (le16_to_cpu(dev->descriptor.idVendor) == USB_VENDOR_ID_CODEMERCS)
1129 if (le16_to_cpu(dev->descriptor.idProduct) >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
1130 le16_to_cpu(dev->descriptor.idProduct) <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
1131 return NULL;
Ping Chengea186652006-07-14 16:50:04 -07001132
Linus Torvalds1da177e2005-04-16 15:20:36 -07001133 for (n = 0; hid_blacklist[n].idVendor; n++)
1134 if ((hid_blacklist[n].idVendor == le16_to_cpu(dev->descriptor.idVendor)) &&
1135 (hid_blacklist[n].idProduct == le16_to_cpu(dev->descriptor.idProduct)))
1136 quirks = hid_blacklist[n].quirks;
1137
Alan Stern0f28b552006-05-15 14:49:04 -04001138 /* Many keyboards and mice don't like to be polled for reports,
1139 * so we will always set the HID_QUIRK_NOGET flag for them. */
1140 if (interface->desc.bInterfaceSubClass == USB_INTERFACE_SUBCLASS_BOOT) {
1141 if (interface->desc.bInterfaceProtocol == USB_INTERFACE_PROTOCOL_KEYBOARD ||
1142 interface->desc.bInterfaceProtocol == USB_INTERFACE_PROTOCOL_MOUSE)
1143 quirks |= HID_QUIRK_NOGET;
1144 }
1145
Linus Torvalds1da177e2005-04-16 15:20:36 -07001146 if (quirks & HID_QUIRK_IGNORE)
1147 return NULL;
1148
Soeren Sonnenburga417a212007-02-05 10:06:01 +01001149 if ((quirks & HID_QUIRK_IGNORE_MOUSE) &&
1150 (interface->desc.bInterfaceProtocol == USB_INTERFACE_PROTOCOL_MOUSE))
1151 return NULL;
1152
1153
Dmitry Torokhovc5b7c7c2005-09-15 02:01:47 -05001154 if (usb_get_extra_descriptor(interface, HID_DT_HID, &hdesc) &&
1155 (!interface->desc.bNumEndpoints ||
1156 usb_get_extra_descriptor(&interface->endpoint[0], HID_DT_HID, &hdesc))) {
1157 dbg("class descriptor not present\n");
1158 return NULL;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001159 }
1160
1161 for (n = 0; n < hdesc->bNumDescriptors; n++)
1162 if (hdesc->desc[n].bDescriptorType == HID_DT_REPORT)
1163 rsize = le16_to_cpu(hdesc->desc[n].wDescriptorLength);
1164
1165 if (!rsize || rsize > HID_MAX_DESCRIPTOR_SIZE) {
1166 dbg("weird size of report descriptor (%u)", rsize);
1167 return NULL;
1168 }
1169
1170 if (!(rdesc = kmalloc(rsize, GFP_KERNEL))) {
1171 dbg("couldn't allocate rdesc memory");
1172 return NULL;
1173 }
1174
Vojtech Pavlik854561b2005-05-29 02:28:00 -05001175 hid_set_idle(dev, interface->desc.bInterfaceNumber, 0, 0);
1176
Linus Torvalds1da177e2005-04-16 15:20:36 -07001177 if ((n = hid_get_class_descriptor(dev, interface->desc.bInterfaceNumber, HID_DT_REPORT, rdesc, rsize)) < 0) {
1178 dbg("reading report descriptor failed");
1179 kfree(rdesc);
1180 return NULL;
1181 }
1182
Vojtech Pavlik940824b2006-01-14 00:25:39 -05001183 if ((quirks & HID_QUIRK_CYMOTION))
1184 hid_fixup_cymotion_descriptor(rdesc, rsize);
1185
Jiri Kosina85cbea32007-04-05 12:23:09 +02001186 if (quirks & HID_QUIRK_LOGITECH_DESCRIPTOR)
1187 hid_fixup_logitech_descriptor(rdesc, rsize);
Jiri Kosinab55fd232007-02-21 19:27:49 +01001188
Jiri Kosinafdc9c562007-02-19 14:15:59 +01001189#ifdef CONFIG_HID_DEBUG
Linus Torvalds1da177e2005-04-16 15:20:36 -07001190 printk(KERN_DEBUG __FILE__ ": report descriptor (size %u, read %d) = ", rsize, n);
1191 for (n = 0; n < rsize; n++)
1192 printk(" %02x", (unsigned char) rdesc[n]);
1193 printk("\n");
1194#endif
1195
1196 if (!(hid = hid_parse_report(rdesc, n))) {
1197 dbg("parsing report descriptor failed");
1198 kfree(rdesc);
1199 return NULL;
1200 }
1201
1202 kfree(rdesc);
1203 hid->quirks = quirks;
1204
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001205 if (!(usbhid = kzalloc(sizeof(struct usbhid_device), GFP_KERNEL)))
1206 goto fail;
Michael Haboustakbf0964d2005-09-05 00:12:01 -05001207
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001208 hid->driver_data = usbhid;
1209 usbhid->hid = hid;
1210
1211 usbhid->bufsize = HID_MIN_BUFFER_SIZE;
1212 hid_find_max_report(hid, HID_INPUT_REPORT, &usbhid->bufsize);
1213 hid_find_max_report(hid, HID_OUTPUT_REPORT, &usbhid->bufsize);
1214 hid_find_max_report(hid, HID_FEATURE_REPORT, &usbhid->bufsize);
1215
1216 if (usbhid->bufsize > HID_MAX_BUFFER_SIZE)
1217 usbhid->bufsize = HID_MAX_BUFFER_SIZE;
Michael Haboustakbf0964d2005-09-05 00:12:01 -05001218
1219 hid_find_max_report(hid, HID_INPUT_REPORT, &insize);
1220
1221 if (insize > HID_MAX_BUFFER_SIZE)
1222 insize = HID_MAX_BUFFER_SIZE;
1223
Linus Torvalds1da177e2005-04-16 15:20:36 -07001224 if (hid_alloc_buffers(dev, hid)) {
1225 hid_free_buffers(dev, hid);
1226 goto fail;
1227 }
1228
1229 for (n = 0; n < interface->desc.bNumEndpoints; n++) {
1230
1231 struct usb_endpoint_descriptor *endpoint;
1232 int pipe;
1233 int interval;
1234
1235 endpoint = &interface->endpoint[n].desc;
1236 if ((endpoint->bmAttributes & 3) != 3) /* Not an interrupt endpoint */
1237 continue;
1238
Linus Torvalds1da177e2005-04-16 15:20:36 -07001239 interval = endpoint->bInterval;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001240
1241 /* Change the polling interval of mice. */
1242 if (hid->collection->usage == HID_GD_MOUSE && hid_mousepoll_interval > 0)
1243 interval = hid_mousepoll_interval;
Dmitry Torokhov05f091ab2005-05-29 02:29:01 -05001244
Luiz Fernando N. Capitulino0f12aa02006-10-26 13:02:51 -03001245 if (usb_endpoint_dir_in(endpoint)) {
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001246 if (usbhid->urbin)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001247 continue;
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001248 if (!(usbhid->urbin = usb_alloc_urb(0, GFP_KERNEL)))
Linus Torvalds1da177e2005-04-16 15:20:36 -07001249 goto fail;
1250 pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress);
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001251 usb_fill_int_urb(usbhid->urbin, dev, pipe, usbhid->inbuf, insize,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001252 hid_irq_in, hid, interval);
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001253 usbhid->urbin->transfer_dma = usbhid->inbuf_dma;
1254 usbhid->urbin->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001255 } else {
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001256 if (usbhid->urbout)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001257 continue;
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001258 if (!(usbhid->urbout = usb_alloc_urb(0, GFP_KERNEL)))
Linus Torvalds1da177e2005-04-16 15:20:36 -07001259 goto fail;
1260 pipe = usb_sndintpipe(dev, endpoint->bEndpointAddress);
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001261 usb_fill_int_urb(usbhid->urbout, dev, pipe, usbhid->outbuf, 0,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001262 hid_irq_out, hid, interval);
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001263 usbhid->urbout->transfer_dma = usbhid->outbuf_dma;
1264 usbhid->urbout->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001265 }
1266 }
1267
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001268 if (!usbhid->urbin) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001269 err("couldn't find an input interrupt endpoint");
1270 goto fail;
1271 }
1272
1273 init_waitqueue_head(&hid->wait);
1274
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001275 INIT_WORK(&usbhid->reset_work, hid_reset);
1276 setup_timer(&usbhid->io_retry, hid_retry_timeout, (unsigned long) hid);
Alan Sternaef4e262006-01-31 12:58:38 -05001277
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001278 spin_lock_init(&usbhid->inlock);
1279 spin_lock_init(&usbhid->outlock);
1280 spin_lock_init(&usbhid->ctrllock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001281
1282 hid->version = le16_to_cpu(hdesc->bcdHID);
1283 hid->country = hdesc->bCountryCode;
Anssi Hannulabe820972007-01-19 19:28:17 +02001284 hid->dev = &intf->dev;
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001285 usbhid->intf = intf;
1286 usbhid->ifnum = interface->desc.bInterfaceNumber;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001287
1288 hid->name[0] = 0;
1289
Dmitry Torokhovc5b7c7c2005-09-15 02:01:47 -05001290 if (dev->manufacturer)
1291 strlcpy(hid->name, dev->manufacturer, sizeof(hid->name));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001292
Dmitry Torokhovc5b7c7c2005-09-15 02:01:47 -05001293 if (dev->product) {
1294 if (dev->manufacturer)
1295 strlcat(hid->name, " ", sizeof(hid->name));
1296 strlcat(hid->name, dev->product, sizeof(hid->name));
1297 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001298
Dmitry Torokhovc5b7c7c2005-09-15 02:01:47 -05001299 if (!strlen(hid->name))
1300 snprintf(hid->name, sizeof(hid->name), "HID %04x:%04x",
1301 le16_to_cpu(dev->descriptor.idVendor),
1302 le16_to_cpu(dev->descriptor.idProduct));
1303
Jiri Kosina229695e2006-12-08 18:40:53 +01001304 hid->bus = BUS_USB;
Julien BLACHE9fa2ad5f2007-02-11 18:20:25 +01001305 hid->vendor = le16_to_cpu(dev->descriptor.idVendor);
1306 hid->product = le16_to_cpu(dev->descriptor.idProduct);
Jiri Kosina229695e2006-12-08 18:40:53 +01001307
Dmitry Torokhovc5b7c7c2005-09-15 02:01:47 -05001308 usb_make_path(dev, hid->phys, sizeof(hid->phys));
1309 strlcat(hid->phys, "/input", sizeof(hid->phys));
1310 len = strlen(hid->phys);
1311 if (len < sizeof(hid->phys) - 1)
1312 snprintf(hid->phys + len, sizeof(hid->phys) - len,
1313 "%d", intf->altsetting[0].desc.bInterfaceNumber);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001314
1315 if (usb_string(dev, dev->descriptor.iSerialNumber, hid->uniq, 64) <= 0)
1316 hid->uniq[0] = 0;
1317
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001318 usbhid->urbctrl = usb_alloc_urb(0, GFP_KERNEL);
1319 if (!usbhid->urbctrl)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001320 goto fail;
Dmitry Torokhovc5b7c7c2005-09-15 02:01:47 -05001321
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001322 usb_fill_control_urb(usbhid->urbctrl, dev, 0, (void *) usbhid->cr,
1323 usbhid->ctrlbuf, 1, hid_ctrl, hid);
1324 usbhid->urbctrl->setup_dma = usbhid->cr_dma;
1325 usbhid->urbctrl->transfer_dma = usbhid->ctrlbuf_dma;
1326 usbhid->urbctrl->transfer_flags |= (URB_NO_TRANSFER_DMA_MAP | URB_NO_SETUP_DMA_MAP);
Jiri Kosina229695e2006-12-08 18:40:53 +01001327 hid->hidinput_input_event = usb_hidinput_input_event;
Jiri Kosina7c379142007-01-24 11:54:19 +01001328 hid->hid_open = usbhid_open;
1329 hid->hid_close = usbhid_close;
Jiri Kosinaaa938f72006-12-08 18:41:10 +01001330#ifdef CONFIG_USB_HIDDEV
1331 hid->hiddev_hid_event = hiddev_hid_event;
Jiri Kosinaaa8de2f2006-12-08 18:41:17 +01001332 hid->hiddev_report_event = hiddev_report_event;
Jiri Kosinaaa938f72006-12-08 18:41:10 +01001333#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -07001334 return hid;
1335
1336fail:
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001337 usb_free_urb(usbhid->urbin);
1338 usb_free_urb(usbhid->urbout);
1339 usb_free_urb(usbhid->urbctrl);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001340 hid_free_buffers(dev, hid);
1341 hid_free_device(hid);
1342
1343 return NULL;
1344}
1345
1346static void hid_disconnect(struct usb_interface *intf)
1347{
1348 struct hid_device *hid = usb_get_intfdata (intf);
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001349 struct usbhid_device *usbhid;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001350
1351 if (!hid)
1352 return;
1353
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001354 usbhid = hid->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001355
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001356 spin_lock_irq(&usbhid->inlock); /* Sync with error handler */
1357 usb_set_intfdata(intf, NULL);
1358 spin_unlock_irq(&usbhid->inlock);
1359 usb_kill_urb(usbhid->urbin);
1360 usb_kill_urb(usbhid->urbout);
1361 usb_kill_urb(usbhid->urbctrl);
1362
1363 del_timer_sync(&usbhid->io_retry);
Alan Sternaef4e262006-01-31 12:58:38 -05001364 flush_scheduled_work();
1365
Linus Torvalds1da177e2005-04-16 15:20:36 -07001366 if (hid->claimed & HID_CLAIMED_INPUT)
1367 hidinput_disconnect(hid);
1368 if (hid->claimed & HID_CLAIMED_HIDDEV)
1369 hiddev_disconnect(hid);
1370
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001371 usb_free_urb(usbhid->urbin);
1372 usb_free_urb(usbhid->urbctrl);
1373 usb_free_urb(usbhid->urbout);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001374
Anssi Hannulabe820972007-01-19 19:28:17 +02001375 hid_free_buffers(hid_to_usb_dev(hid), hid);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001376 hid_free_device(hid);
1377}
1378
1379static int hid_probe(struct usb_interface *intf, const struct usb_device_id *id)
1380{
1381 struct hid_device *hid;
1382 char path[64];
1383 int i;
1384 char *c;
1385
1386 dbg("HID probe called for ifnum %d",
1387 intf->altsetting->desc.bInterfaceNumber);
1388
1389 if (!(hid = usb_hid_configure(intf)))
Stelian Pop479f6ea2005-06-22 17:53:28 +02001390 return -ENODEV;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001391
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001392 usbhid_init_reports(hid);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001393 hid_dump_device(hid);
Pete Zaitcev713c8aa2007-04-06 14:33:18 +02001394 if (hid->quirks & HID_QUIRK_RESET_LEDS)
1395 usbhid_set_leds(hid);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001396
1397 if (!hidinput_connect(hid))
1398 hid->claimed |= HID_CLAIMED_INPUT;
1399 if (!hiddev_connect(hid))
1400 hid->claimed |= HID_CLAIMED_HIDDEV;
1401
1402 usb_set_intfdata(intf, hid);
1403
1404 if (!hid->claimed) {
1405 printk ("HID device not claimed by input or hiddev\n");
1406 hid_disconnect(intf);
Stelian Pop479f6ea2005-06-22 17:53:28 +02001407 return -ENODEV;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001408 }
1409
Anssi Hannulac4146062007-01-11 16:51:16 +02001410 if ((hid->claimed & HID_CLAIMED_INPUT))
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001411 hid_ff_init(hid);
1412
Geoff Levand4a1a4d82007-01-15 20:11:52 -08001413 if (hid->quirks & HID_QUIRK_SONY_PS3_CONTROLLER)
1414 hid_fixup_sony_ps3_controller(interface_to_usbdev(intf),
1415 intf->cur_altsetting->desc.bInterfaceNumber);
1416
Linus Torvalds1da177e2005-04-16 15:20:36 -07001417 printk(KERN_INFO);
1418
1419 if (hid->claimed & HID_CLAIMED_INPUT)
1420 printk("input");
1421 if (hid->claimed == (HID_CLAIMED_INPUT | HID_CLAIMED_HIDDEV))
1422 printk(",");
1423 if (hid->claimed & HID_CLAIMED_HIDDEV)
1424 printk("hiddev%d", hid->minor);
1425
1426 c = "Device";
1427 for (i = 0; i < hid->maxcollection; i++) {
1428 if (hid->collection[i].type == HID_COLLECTION_APPLICATION &&
1429 (hid->collection[i].usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
1430 (hid->collection[i].usage & 0xffff) < ARRAY_SIZE(hid_types)) {
1431 c = hid_types[hid->collection[i].usage & 0xffff];
1432 break;
1433 }
1434 }
1435
1436 usb_make_path(interface_to_usbdev(intf), path, 63);
1437
1438 printk(": USB HID v%x.%02x %s [%s] on %s\n",
1439 hid->version >> 8, hid->version & 0xff, c, hid->name, path);
1440
1441 return 0;
1442}
1443
David Brownell27d72e82005-04-18 17:39:22 -07001444static int hid_suspend(struct usb_interface *intf, pm_message_t message)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001445{
1446 struct hid_device *hid = usb_get_intfdata (intf);
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001447 struct usbhid_device *usbhid = hid->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001448
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001449 spin_lock_irq(&usbhid->inlock); /* Sync with error handler */
1450 set_bit(HID_SUSPENDED, &usbhid->iofl);
1451 spin_unlock_irq(&usbhid->inlock);
1452 del_timer(&usbhid->io_retry);
1453 usb_kill_urb(usbhid->urbin);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001454 dev_dbg(&intf->dev, "suspend\n");
1455 return 0;
1456}
1457
1458static int hid_resume(struct usb_interface *intf)
1459{
1460 struct hid_device *hid = usb_get_intfdata (intf);
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001461 struct usbhid_device *usbhid = hid->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001462 int status;
1463
Jiri Kosina4916b3a2006-12-08 18:41:03 +01001464 clear_bit(HID_SUSPENDED, &usbhid->iofl);
1465 usbhid->retry_delay = 0;
Alan Sternaef4e262006-01-31 12:58:38 -05001466 status = hid_start_in(hid);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001467 dev_dbg(&intf->dev, "resume status %d\n", status);
1468 return status;
1469}
1470
Alan Sterndf9a1f42006-06-01 13:55:28 -04001471/* Treat USB reset pretty much the same as suspend/resume */
1472static void hid_pre_reset(struct usb_interface *intf)
1473{
1474 /* FIXME: What if the interface is already suspended? */
1475 hid_suspend(intf, PMSG_ON);
1476}
1477
1478static void hid_post_reset(struct usb_interface *intf)
1479{
1480 struct usb_device *dev = interface_to_usbdev (intf);
1481
1482 hid_set_idle(dev, intf->cur_altsetting->desc.bInterfaceNumber, 0, 0);
1483 /* FIXME: Any more reinitialization needed? */
1484
1485 hid_resume(intf);
1486}
1487
Linus Torvalds1da177e2005-04-16 15:20:36 -07001488static struct usb_device_id hid_usb_ids [] = {
1489 { .match_flags = USB_DEVICE_ID_MATCH_INT_CLASS,
1490 .bInterfaceClass = USB_INTERFACE_CLASS_HID },
1491 { } /* Terminating entry */
1492};
1493
1494MODULE_DEVICE_TABLE (usb, hid_usb_ids);
1495
1496static struct usb_driver hid_driver = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001497 .name = "usbhid",
1498 .probe = hid_probe,
1499 .disconnect = hid_disconnect,
1500 .suspend = hid_suspend,
1501 .resume = hid_resume,
Alan Sterndf9a1f42006-06-01 13:55:28 -04001502 .pre_reset = hid_pre_reset,
1503 .post_reset = hid_post_reset,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001504 .id_table = hid_usb_ids,
1505};
1506
1507static int __init hid_init(void)
1508{
1509 int retval;
1510 retval = hiddev_init();
1511 if (retval)
1512 goto hiddev_init_fail;
1513 retval = usb_register(&hid_driver);
1514 if (retval)
1515 goto usb_register_fail;
1516 info(DRIVER_VERSION ":" DRIVER_DESC);
1517
1518 return 0;
1519usb_register_fail:
1520 hiddev_exit();
1521hiddev_init_fail:
1522 return retval;
1523}
1524
1525static void __exit hid_exit(void)
1526{
1527 usb_deregister(&hid_driver);
1528 hiddev_exit();
1529}
1530
1531module_init(hid_init);
1532module_exit(hid_exit);
1533
1534MODULE_AUTHOR(DRIVER_AUTHOR);
1535MODULE_DESCRIPTION(DRIVER_DESC);
1536MODULE_LICENSE(DRIVER_LICENSE);