]>
Commit | Line | Data |
---|---|---|
5519cab4 BT |
1 | /* |
2 | * HID driver for multitouch panels | |
3 | * | |
c2ef8f21 | 4 | * Copyright (c) 2010-2012 Stephane Chatty <chatty@enac.fr> |
b0a78681 | 5 | * Copyright (c) 2010-2013 Benjamin Tissoires <benjamin.tissoires@gmail.com> |
c2ef8f21 | 6 | * Copyright (c) 2010-2012 Ecole Nationale de l'Aviation Civile, France |
b0a78681 | 7 | * Copyright (c) 2012-2013 Red Hat, Inc |
5519cab4 | 8 | * |
4875ac11 RN |
9 | * This code is partly based on hid-egalax.c: |
10 | * | |
11 | * Copyright (c) 2010 Stephane Chatty <chatty@enac.fr> | |
12 | * Copyright (c) 2010 Henrik Rydberg <rydberg@euromail.se> | |
13 | * Copyright (c) 2010 Canonical, Ltd. | |
14 | * | |
f786bba4 BT |
15 | * This code is partly based on hid-3m-pct.c: |
16 | * | |
17 | * Copyright (c) 2009-2010 Stephane Chatty <chatty@enac.fr> | |
18 | * Copyright (c) 2010 Henrik Rydberg <rydberg@euromail.se> | |
19 | * Copyright (c) 2010 Canonical, Ltd. | |
20 | * | |
5519cab4 BT |
21 | */ |
22 | ||
23 | /* | |
24 | * This program is free software; you can redistribute it and/or modify it | |
25 | * under the terms of the GNU General Public License as published by the Free | |
26 | * Software Foundation; either version 2 of the License, or (at your option) | |
27 | * any later version. | |
28 | */ | |
29 | ||
b0a78681 BT |
30 | /* |
31 | * This driver is regularly tested thanks to the tool hid-test[1]. | |
32 | * This tool relies on hid-replay[2] and a database of hid devices[3]. | |
33 | * Please run these regression tests before patching this module so that | |
34 | * your patch won't break existing known devices. | |
35 | * | |
36 | * [1] https://github.com/bentiss/hid-test | |
37 | * [2] https://github.com/bentiss/hid-replay | |
38 | * [3] https://github.com/bentiss/hid-devices | |
39 | */ | |
40 | ||
5519cab4 BT |
41 | #include <linux/device.h> |
42 | #include <linux/hid.h> | |
43 | #include <linux/module.h> | |
44 | #include <linux/slab.h> | |
5519cab4 | 45 | #include <linux/input/mt.h> |
49a5a827 | 46 | #include <linux/string.h> |
4f4001bc | 47 | #include <linux/timer.h> |
5519cab4 BT |
48 | |
49 | ||
50 | MODULE_AUTHOR("Stephane Chatty <chatty@enac.fr>"); | |
ef2fafb3 | 51 | MODULE_AUTHOR("Benjamin Tissoires <benjamin.tissoires@gmail.com>"); |
5519cab4 BT |
52 | MODULE_DESCRIPTION("HID multitouch panels"); |
53 | MODULE_LICENSE("GPL"); | |
54 | ||
55 | #include "hid-ids.h" | |
56 | ||
57 | /* quirks to control the device */ | |
fd911896 BT |
58 | #define MT_QUIRK_NOT_SEEN_MEANS_UP BIT(0) |
59 | #define MT_QUIRK_SLOT_IS_CONTACTID BIT(1) | |
60 | #define MT_QUIRK_CYPRESS BIT(2) | |
61 | #define MT_QUIRK_SLOT_IS_CONTACTNUMBER BIT(3) | |
62 | #define MT_QUIRK_ALWAYS_VALID BIT(4) | |
63 | #define MT_QUIRK_VALID_IS_INRANGE BIT(5) | |
64 | #define MT_QUIRK_VALID_IS_CONFIDENCE BIT(6) | |
65 | #define MT_QUIRK_CONFIDENCE BIT(7) | |
66 | #define MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE BIT(8) | |
67 | #define MT_QUIRK_NO_AREA BIT(9) | |
68 | #define MT_QUIRK_IGNORE_DUPLICATES BIT(10) | |
69 | #define MT_QUIRK_HOVERING BIT(11) | |
70 | #define MT_QUIRK_CONTACT_CNT_ACCURATE BIT(12) | |
71 | #define MT_QUIRK_FORCE_GET_FEATURE BIT(13) | |
72 | #define MT_QUIRK_FIX_CONST_CONTACT_ID BIT(14) | |
73 | #define MT_QUIRK_TOUCH_SIZE_SCALING BIT(15) | |
4f4001bc | 74 | #define MT_QUIRK_STICKY_FINGERS BIT(16) |
957b8dff | 75 | #define MT_QUIRK_ASUS_CUSTOM_UP BIT(17) |
5519cab4 | 76 | |
9abebedb AD |
77 | #define MT_INPUTMODE_TOUCHSCREEN 0x02 |
78 | #define MT_INPUTMODE_TOUCHPAD 0x03 | |
79 | ||
2c6e0277 SF |
80 | #define MT_BUTTONTYPE_CLICKPAD 0 |
81 | ||
4f4001bc | 82 | #define MT_IO_FLAGS_RUNNING 0 |
96098274 BT |
83 | #define MT_IO_FLAGS_ACTIVE_SLOTS 1 |
84 | #define MT_IO_FLAGS_PENDING_SLOTS 2 | |
4f4001bc | 85 | |
5519cab4 | 86 | struct mt_slot { |
349fd670 | 87 | __s32 x, y, cx, cy, p, w, h; |
5519cab4 BT |
88 | __s32 contactid; /* the device ContactID assigned to this slot */ |
89 | bool touch_state; /* is the touch valid? */ | |
9b3bb9b8 | 90 | bool inrange_state; /* is the finger in proximity of the sensor? */ |
6dd2e27a | 91 | bool confidence_state; /* is the touch made by a finger? */ |
5519cab4 BT |
92 | }; |
93 | ||
eec29e3d BT |
94 | struct mt_class { |
95 | __s32 name; /* MT_CLS */ | |
96 | __s32 quirks; | |
97 | __s32 sn_move; /* Signal/noise ratio for move events */ | |
98 | __s32 sn_width; /* Signal/noise ratio for width events */ | |
99 | __s32 sn_height; /* Signal/noise ratio for height events */ | |
100 | __s32 sn_pressure; /* Signal/noise ratio for pressure events */ | |
101 | __u8 maxcontacts; | |
c2ef8f21 | 102 | bool is_indirect; /* true for touchpads */ |
6aef704e | 103 | bool export_all_inputs; /* do not ignore mouse, keyboards, etc... */ |
eec29e3d BT |
104 | }; |
105 | ||
3ac36d15 BT |
106 | struct mt_fields { |
107 | unsigned usages[HID_MAX_FIELDS]; | |
108 | unsigned int length; | |
109 | }; | |
110 | ||
5519cab4 BT |
111 | struct mt_device { |
112 | struct mt_slot curdata; /* placeholder of incoming data */ | |
eec29e3d | 113 | struct mt_class mtclass; /* our mt device class */ |
4f4001bc | 114 | struct timer_list release_timer; /* to release sticky fingers */ |
3ac36d15 BT |
115 | struct mt_fields *fields; /* temporary placeholder for storing the |
116 | multitouch fields */ | |
4f4001bc | 117 | unsigned long mt_io_flags; /* mt flags (MT_IO_FLAGS_*) */ |
7e3cc447 BT |
118 | int cc_index; /* contact count field index in the report */ |
119 | int cc_value_index; /* contact count value index in the field */ | |
5519cab4 | 120 | unsigned last_slot_field; /* the last field of a slot */ |
55978fa9 | 121 | unsigned mt_report_id; /* the report ID of the multitouch device */ |
b897f6db | 122 | unsigned long initial_quirks; /* initial quirks state */ |
8821f5dc BT |
123 | __s16 inputmode; /* InputMode HID feature, -1 if non-existent */ |
124 | __s16 inputmode_index; /* InputMode HID feature index in the report */ | |
125 | __s16 maxcontact_report_id; /* Maximum Contact Number HID feature, | |
31ae9bdd | 126 | -1 if non-existent */ |
9abebedb | 127 | __u8 inputmode_value; /* InputMode HID feature value */ |
5519cab4 BT |
128 | __u8 num_received; /* how many contacts we received */ |
129 | __u8 num_expected; /* expected last contact index */ | |
9498f954 | 130 | __u8 maxcontacts; |
9e87f22a BT |
131 | __u8 touches_by_report; /* how many touches are present in one report: |
132 | * 1 means we should use a serial protocol | |
133 | * > 1 means hybrid (multitouch) protocol */ | |
015fdaa9 | 134 | __u8 buttons_count; /* number of physical buttons per touchpad */ |
2c6e0277 | 135 | bool is_buttonpad; /* is this device a button pad? */ |
76f5902a | 136 | bool serial_maybe; /* need to check for serial protocol */ |
5519cab4 | 137 | bool curvalid; /* is the current contact valid? */ |
76f5902a | 138 | unsigned mt_flags; /* flags to pass to input-mt */ |
5519cab4 BT |
139 | }; |
140 | ||
a69c5f8b BT |
141 | static void mt_post_parse_default_settings(struct mt_device *td); |
142 | static void mt_post_parse(struct mt_device *td); | |
143 | ||
5519cab4 | 144 | /* classes of device behavior */ |
22408283 BT |
145 | #define MT_CLS_DEFAULT 0x0001 |
146 | ||
a062cc5a SC |
147 | #define MT_CLS_SERIAL 0x0002 |
148 | #define MT_CLS_CONFIDENCE 0x0003 | |
5e7ea11f BT |
149 | #define MT_CLS_CONFIDENCE_CONTACT_ID 0x0004 |
150 | #define MT_CLS_CONFIDENCE_MINUS_ONE 0x0005 | |
151 | #define MT_CLS_DUAL_INRANGE_CONTACTID 0x0006 | |
152 | #define MT_CLS_DUAL_INRANGE_CONTACTNUMBER 0x0007 | |
0fa9c616 | 153 | /* reserved 0x0008 */ |
b7ea95ff | 154 | #define MT_CLS_INRANGE_CONTACTNUMBER 0x0009 |
dc3e1d80 | 155 | #define MT_CLS_NSMU 0x000a |
0fa9c616 BT |
156 | /* reserved 0x0010 */ |
157 | /* reserved 0x0011 */ | |
f961bd35 | 158 | #define MT_CLS_WIN_8 0x0012 |
6aef704e | 159 | #define MT_CLS_EXPORT_ALL_INPUTS 0x0013 |
504c932c | 160 | #define MT_CLS_WIN_8_DUAL 0x0014 |
22408283 BT |
161 | |
162 | /* vendor specific classes */ | |
163 | #define MT_CLS_3M 0x0101 | |
0fa9c616 | 164 | /* reserved 0x0102 */ |
22408283 | 165 | #define MT_CLS_EGALAX 0x0103 |
1b723e8d | 166 | #define MT_CLS_EGALAX_SERIAL 0x0104 |
847672cd | 167 | #define MT_CLS_TOPSEED 0x0105 |
2258e863 | 168 | #define MT_CLS_PANASONIC 0x0106 |
77723e3b | 169 | #define MT_CLS_FLATFROG 0x0107 |
cdcd3ac4 JK |
170 | #define MT_CLS_GENERALTOUCH_TWOFINGERS 0x0108 |
171 | #define MT_CLS_GENERALTOUCH_PWT_TENFINGERS 0x0109 | |
f3287a99 | 172 | #define MT_CLS_LG 0x010a |
957b8dff | 173 | #define MT_CLS_ASUS 0x010b |
da10bc25 | 174 | #define MT_CLS_VTL 0x0110 |
0e82232c | 175 | #define MT_CLS_GOOGLE 0x0111 |
5519cab4 | 176 | |
9498f954 | 177 | #define MT_DEFAULT_MAXCONTACT 10 |
afbcb04c | 178 | #define MT_MAX_MAXCONTACT 250 |
9498f954 | 179 | |
2c2110e9 HR |
180 | #define MT_USB_DEVICE(v, p) HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH, v, p) |
181 | #define MT_BT_DEVICE(v, p) HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_MULTITOUCH, v, p) | |
182 | ||
5519cab4 BT |
183 | /* |
184 | * these device-dependent functions determine what slot corresponds | |
185 | * to a valid contact that was just read. | |
186 | */ | |
187 | ||
a3b5e577 BT |
188 | static int cypress_compute_slot(struct mt_device *td) |
189 | { | |
190 | if (td->curdata.contactid != 0 || td->num_received == 0) | |
191 | return td->curdata.contactid; | |
192 | else | |
193 | return -1; | |
194 | } | |
195 | ||
b3c21d2c | 196 | static struct mt_class mt_classes[] = { |
2d93666e | 197 | { .name = MT_CLS_DEFAULT, |
dc3e1d80 BT |
198 | .quirks = MT_QUIRK_ALWAYS_VALID | |
199 | MT_QUIRK_CONTACT_CNT_ACCURATE }, | |
200 | { .name = MT_CLS_NSMU, | |
9498f954 | 201 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP }, |
a062cc5a SC |
202 | { .name = MT_CLS_SERIAL, |
203 | .quirks = MT_QUIRK_ALWAYS_VALID}, | |
22408283 BT |
204 | { .name = MT_CLS_CONFIDENCE, |
205 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE }, | |
5e7ea11f BT |
206 | { .name = MT_CLS_CONFIDENCE_CONTACT_ID, |
207 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
208 | MT_QUIRK_SLOT_IS_CONTACTID }, | |
22408283 BT |
209 | { .name = MT_CLS_CONFIDENCE_MINUS_ONE, |
210 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
211 | MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE }, | |
1e9cf35b | 212 | { .name = MT_CLS_DUAL_INRANGE_CONTACTID, |
2d93666e BT |
213 | .quirks = MT_QUIRK_VALID_IS_INRANGE | |
214 | MT_QUIRK_SLOT_IS_CONTACTID, | |
215 | .maxcontacts = 2 }, | |
1e9cf35b | 216 | { .name = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
2d93666e BT |
217 | .quirks = MT_QUIRK_VALID_IS_INRANGE | |
218 | MT_QUIRK_SLOT_IS_CONTACTNUMBER, | |
219 | .maxcontacts = 2 }, | |
b7ea95ff AT |
220 | { .name = MT_CLS_INRANGE_CONTACTNUMBER, |
221 | .quirks = MT_QUIRK_VALID_IS_INRANGE | | |
222 | MT_QUIRK_SLOT_IS_CONTACTNUMBER }, | |
f961bd35 BT |
223 | { .name = MT_CLS_WIN_8, |
224 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
225 | MT_QUIRK_IGNORE_DUPLICATES | | |
226 | MT_QUIRK_HOVERING | | |
4f4001bc BT |
227 | MT_QUIRK_CONTACT_CNT_ACCURATE | |
228 | MT_QUIRK_STICKY_FINGERS }, | |
6aef704e BT |
229 | { .name = MT_CLS_EXPORT_ALL_INPUTS, |
230 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
231 | MT_QUIRK_CONTACT_CNT_ACCURATE, | |
232 | .export_all_inputs = true }, | |
504c932c MO |
233 | { .name = MT_CLS_WIN_8_DUAL, |
234 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
235 | MT_QUIRK_IGNORE_DUPLICATES | | |
236 | MT_QUIRK_HOVERING | | |
237 | MT_QUIRK_CONTACT_CNT_ACCURATE, | |
238 | .export_all_inputs = true }, | |
22408283 BT |
239 | |
240 | /* | |
241 | * vendor specific classes | |
242 | */ | |
243 | { .name = MT_CLS_3M, | |
244 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
e9d0a26d HC |
245 | MT_QUIRK_SLOT_IS_CONTACTID | |
246 | MT_QUIRK_TOUCH_SIZE_SCALING, | |
22408283 BT |
247 | .sn_move = 2048, |
248 | .sn_width = 128, | |
c5d40be5 HR |
249 | .sn_height = 128, |
250 | .maxcontacts = 60, | |
251 | }, | |
4875ac11 RN |
252 | { .name = MT_CLS_EGALAX, |
253 | .quirks = MT_QUIRK_SLOT_IS_CONTACTID | | |
2261bb9f | 254 | MT_QUIRK_VALID_IS_INRANGE, |
4875ac11 RN |
255 | .sn_move = 4096, |
256 | .sn_pressure = 32, | |
257 | }, | |
1b723e8d BT |
258 | { .name = MT_CLS_EGALAX_SERIAL, |
259 | .quirks = MT_QUIRK_SLOT_IS_CONTACTID | | |
260 | MT_QUIRK_ALWAYS_VALID, | |
4875ac11 RN |
261 | .sn_move = 4096, |
262 | .sn_pressure = 32, | |
263 | }, | |
847672cd BT |
264 | { .name = MT_CLS_TOPSEED, |
265 | .quirks = MT_QUIRK_ALWAYS_VALID, | |
266 | .is_indirect = true, | |
267 | .maxcontacts = 2, | |
268 | }, | |
2258e863 DK |
269 | { .name = MT_CLS_PANASONIC, |
270 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP, | |
271 | .maxcontacts = 4 }, | |
f5ff4e1e XY |
272 | { .name = MT_CLS_GENERALTOUCH_TWOFINGERS, |
273 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | | |
274 | MT_QUIRK_VALID_IS_INRANGE | | |
7b226292 | 275 | MT_QUIRK_SLOT_IS_CONTACTID, |
f5ff4e1e XY |
276 | .maxcontacts = 2 |
277 | }, | |
278 | { .name = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
279 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | | |
7b226292 | 280 | MT_QUIRK_SLOT_IS_CONTACTID |
f5ff4e1e | 281 | }, |
043b403a | 282 | |
77723e3b HR |
283 | { .name = MT_CLS_FLATFROG, |
284 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | | |
285 | MT_QUIRK_NO_AREA, | |
286 | .sn_move = 2048, | |
287 | .maxcontacts = 40, | |
288 | }, | |
f3287a99 BT |
289 | { .name = MT_CLS_LG, |
290 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
291 | MT_QUIRK_FIX_CONST_CONTACT_ID | | |
292 | MT_QUIRK_IGNORE_DUPLICATES | | |
293 | MT_QUIRK_HOVERING | | |
294 | MT_QUIRK_CONTACT_CNT_ACCURATE }, | |
957b8dff JPRV |
295 | { .name = MT_CLS_ASUS, |
296 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
297 | MT_QUIRK_CONTACT_CNT_ACCURATE | | |
298 | MT_QUIRK_ASUS_CUSTOM_UP }, | |
da10bc25 MM |
299 | { .name = MT_CLS_VTL, |
300 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
301 | MT_QUIRK_CONTACT_CNT_ACCURATE | | |
302 | MT_QUIRK_FORCE_GET_FEATURE, | |
303 | }, | |
0e82232c WNH |
304 | { .name = MT_CLS_GOOGLE, |
305 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
306 | MT_QUIRK_CONTACT_CNT_ACCURATE | | |
307 | MT_QUIRK_SLOT_IS_CONTACTID | | |
308 | MT_QUIRK_HOVERING | |
309 | }, | |
2d93666e | 310 | { } |
5519cab4 BT |
311 | }; |
312 | ||
eec29e3d BT |
313 | static ssize_t mt_show_quirks(struct device *dev, |
314 | struct device_attribute *attr, | |
315 | char *buf) | |
316 | { | |
ee79a8f8 | 317 | struct hid_device *hdev = to_hid_device(dev); |
eec29e3d BT |
318 | struct mt_device *td = hid_get_drvdata(hdev); |
319 | ||
320 | return sprintf(buf, "%u\n", td->mtclass.quirks); | |
321 | } | |
322 | ||
323 | static ssize_t mt_set_quirks(struct device *dev, | |
324 | struct device_attribute *attr, | |
325 | const char *buf, size_t count) | |
326 | { | |
ee79a8f8 | 327 | struct hid_device *hdev = to_hid_device(dev); |
eec29e3d BT |
328 | struct mt_device *td = hid_get_drvdata(hdev); |
329 | ||
330 | unsigned long val; | |
331 | ||
332 | if (kstrtoul(buf, 0, &val)) | |
333 | return -EINVAL; | |
334 | ||
335 | td->mtclass.quirks = val; | |
336 | ||
7e3cc447 | 337 | if (td->cc_index < 0) |
c2517f62 BT |
338 | td->mtclass.quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; |
339 | ||
eec29e3d BT |
340 | return count; |
341 | } | |
342 | ||
343 | static DEVICE_ATTR(quirks, S_IWUSR | S_IRUGO, mt_show_quirks, mt_set_quirks); | |
344 | ||
345 | static struct attribute *sysfs_attrs[] = { | |
346 | &dev_attr_quirks.attr, | |
347 | NULL | |
348 | }; | |
349 | ||
9182fb98 | 350 | static const struct attribute_group mt_attribute_group = { |
eec29e3d BT |
351 | .attrs = sysfs_attrs |
352 | }; | |
353 | ||
6d4f5440 MW |
354 | static void mt_get_feature(struct hid_device *hdev, struct hid_report *report) |
355 | { | |
356 | struct mt_device *td = hid_get_drvdata(hdev); | |
357 | int ret, size = hid_report_len(report); | |
358 | u8 *buf; | |
359 | ||
360 | /* | |
b897f6db BT |
361 | * Do not fetch the feature report if the device has been explicitly |
362 | * marked as non-capable. | |
6d4f5440 | 363 | */ |
b897f6db | 364 | if (td->initial_quirks & HID_QUIRK_NO_INIT_REPORTS) |
6d4f5440 MW |
365 | return; |
366 | ||
367 | buf = hid_alloc_report_buf(report, GFP_KERNEL); | |
368 | if (!buf) | |
369 | return; | |
370 | ||
371 | ret = hid_hw_raw_request(hdev, report->id, buf, size, | |
372 | HID_FEATURE_REPORT, HID_REQ_GET_REPORT); | |
373 | if (ret < 0) { | |
374 | dev_warn(&hdev->dev, "failed to fetch feature %d\n", | |
375 | report->id); | |
376 | } else { | |
377 | ret = hid_report_raw_event(hdev, HID_FEATURE_REPORT, buf, | |
378 | size, 0); | |
379 | if (ret) | |
380 | dev_warn(&hdev->dev, "failed to report feature\n"); | |
381 | } | |
382 | ||
383 | kfree(buf); | |
384 | } | |
385 | ||
f635bd11 | 386 | static void mt_feature_mapping(struct hid_device *hdev, |
5519cab4 BT |
387 | struct hid_field *field, struct hid_usage *usage) |
388 | { | |
9498f954 BT |
389 | struct mt_device *td = hid_get_drvdata(hdev); |
390 | ||
391 | switch (usage->hid) { | |
392 | case HID_DG_INPUTMODE: | |
8821f5dc BT |
393 | /* Ignore if value index is out of bounds. */ |
394 | if (usage->usage_index >= field->report_count) { | |
395 | dev_err(&hdev->dev, "HID_DG_INPUTMODE out of range\n"); | |
396 | break; | |
4aceed37 BT |
397 | } |
398 | ||
73e7d63e BT |
399 | if (td->inputmode < 0) { |
400 | td->inputmode = field->report->id; | |
401 | td->inputmode_index = usage->usage_index; | |
402 | } else { | |
403 | /* | |
404 | * Some elan panels wrongly declare 2 input mode | |
405 | * features, and silently ignore when we set the | |
406 | * value in the second field. Skip the second feature | |
407 | * and hope for the best. | |
408 | */ | |
409 | dev_info(&hdev->dev, | |
410 | "Ignoring the extra HID_DG_INPUTMODE\n"); | |
411 | } | |
8821f5dc | 412 | |
9498f954 BT |
413 | break; |
414 | case HID_DG_CONTACTMAX: | |
6d4f5440 MW |
415 | mt_get_feature(hdev, field->report); |
416 | ||
31ae9bdd | 417 | td->maxcontact_report_id = field->report->id; |
9498f954 | 418 | td->maxcontacts = field->value[0]; |
afbcb04c BT |
419 | if (!td->maxcontacts && |
420 | field->logical_maximum <= MT_MAX_MAXCONTACT) | |
421 | td->maxcontacts = field->logical_maximum; | |
eec29e3d | 422 | if (td->mtclass.maxcontacts) |
9498f954 | 423 | /* check if the maxcontacts is given by the class */ |
eec29e3d | 424 | td->maxcontacts = td->mtclass.maxcontacts; |
9498f954 | 425 | |
2c6e0277 SF |
426 | break; |
427 | case HID_DG_BUTTONTYPE: | |
428 | if (usage->usage_index >= field->report_count) { | |
429 | dev_err(&hdev->dev, "HID_DG_BUTTONTYPE out of range\n"); | |
430 | break; | |
431 | } | |
432 | ||
6d4f5440 | 433 | mt_get_feature(hdev, field->report); |
2c6e0277 SF |
434 | if (field->value[usage->usage_index] == MT_BUTTONTYPE_CLICKPAD) |
435 | td->is_buttonpad = true; | |
436 | ||
9498f954 | 437 | break; |
45c5c682 BT |
438 | case 0xff0000c5: |
439 | /* Retrieve the Win8 blob once to enable some devices */ | |
440 | if (usage->usage_index == 0) | |
441 | mt_get_feature(hdev, field->report); | |
442 | break; | |
5519cab4 BT |
443 | } |
444 | } | |
445 | ||
446 | static void set_abs(struct input_dev *input, unsigned int code, | |
447 | struct hid_field *field, int snratio) | |
448 | { | |
449 | int fmin = field->logical_minimum; | |
450 | int fmax = field->logical_maximum; | |
451 | int fuzz = snratio ? (fmax - fmin) / snratio : 0; | |
452 | input_set_abs_params(input, code, fmin, fmax, fuzz, 0); | |
37cf6e6f | 453 | input_abs_set_res(input, code, hidinput_calc_abs_res(field, code)); |
5519cab4 BT |
454 | } |
455 | ||
3ac36d15 | 456 | static void mt_store_field(struct hid_usage *usage, struct mt_device *td, |
ed9d5c96 BT |
457 | struct hid_input *hi) |
458 | { | |
3ac36d15 BT |
459 | struct mt_fields *f = td->fields; |
460 | ||
461 | if (f->length >= HID_MAX_FIELDS) | |
462 | return; | |
463 | ||
464 | f->usages[f->length++] = usage->hid; | |
ed9d5c96 BT |
465 | } |
466 | ||
a69c5f8b | 467 | static int mt_touch_input_mapping(struct hid_device *hdev, struct hid_input *hi, |
5519cab4 BT |
468 | struct hid_field *field, struct hid_usage *usage, |
469 | unsigned long **bit, int *max) | |
470 | { | |
471 | struct mt_device *td = hid_get_drvdata(hdev); | |
eec29e3d | 472 | struct mt_class *cls = &td->mtclass; |
c2ef8f21 | 473 | int code; |
349fd670 | 474 | struct hid_usage *prev_usage = NULL; |
4875ac11 | 475 | |
658d4aed | 476 | if (field->application == HID_DG_TOUCHSCREEN) |
76f5902a | 477 | td->mt_flags |= INPUT_MT_DIRECT; |
658d4aed | 478 | |
76f5902a HR |
479 | /* |
480 | * Model touchscreens providing buttons as touchpads. | |
c2ef8f21 BT |
481 | */ |
482 | if (field->application == HID_DG_TOUCHPAD || | |
9abebedb | 483 | (usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON) { |
76f5902a | 484 | td->mt_flags |= INPUT_MT_POINTER; |
9abebedb AD |
485 | td->inputmode_value = MT_INPUTMODE_TOUCHPAD; |
486 | } | |
c2ef8f21 | 487 | |
015fdaa9 BT |
488 | /* count the buttons on touchpads */ |
489 | if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON) | |
490 | td->buttons_count++; | |
491 | ||
349fd670 BT |
492 | if (usage->usage_index) |
493 | prev_usage = &field->usage[usage->usage_index - 1]; | |
494 | ||
5519cab4 BT |
495 | switch (usage->hid & HID_USAGE_PAGE) { |
496 | ||
497 | case HID_UP_GENDESK: | |
498 | switch (usage->hid) { | |
499 | case HID_GD_X: | |
349fd670 BT |
500 | if (prev_usage && (prev_usage->hid == usage->hid)) { |
501 | hid_map_usage(hi, usage, bit, max, | |
502 | EV_ABS, ABS_MT_TOOL_X); | |
503 | set_abs(hi->input, ABS_MT_TOOL_X, field, | |
504 | cls->sn_move); | |
505 | } else { | |
506 | hid_map_usage(hi, usage, bit, max, | |
5519cab4 | 507 | EV_ABS, ABS_MT_POSITION_X); |
349fd670 BT |
508 | set_abs(hi->input, ABS_MT_POSITION_X, field, |
509 | cls->sn_move); | |
510 | } | |
511 | ||
3ac36d15 | 512 | mt_store_field(usage, td, hi); |
5519cab4 BT |
513 | return 1; |
514 | case HID_GD_Y: | |
349fd670 BT |
515 | if (prev_usage && (prev_usage->hid == usage->hid)) { |
516 | hid_map_usage(hi, usage, bit, max, | |
517 | EV_ABS, ABS_MT_TOOL_Y); | |
518 | set_abs(hi->input, ABS_MT_TOOL_Y, field, | |
519 | cls->sn_move); | |
520 | } else { | |
521 | hid_map_usage(hi, usage, bit, max, | |
5519cab4 | 522 | EV_ABS, ABS_MT_POSITION_Y); |
349fd670 BT |
523 | set_abs(hi->input, ABS_MT_POSITION_Y, field, |
524 | cls->sn_move); | |
525 | } | |
526 | ||
3ac36d15 | 527 | mt_store_field(usage, td, hi); |
5519cab4 BT |
528 | return 1; |
529 | } | |
530 | return 0; | |
531 | ||
532 | case HID_UP_DIGITIZER: | |
533 | switch (usage->hid) { | |
534 | case HID_DG_INRANGE: | |
9b3bb9b8 BT |
535 | if (cls->quirks & MT_QUIRK_HOVERING) { |
536 | hid_map_usage(hi, usage, bit, max, | |
537 | EV_ABS, ABS_MT_DISTANCE); | |
538 | input_set_abs_params(hi->input, | |
539 | ABS_MT_DISTANCE, 0, 1, 0, 0); | |
540 | } | |
3ac36d15 | 541 | mt_store_field(usage, td, hi); |
5519cab4 BT |
542 | return 1; |
543 | case HID_DG_CONFIDENCE: | |
504c932c MO |
544 | if ((cls->name == MT_CLS_WIN_8 || |
545 | cls->name == MT_CLS_WIN_8_DUAL) && | |
6dd2e27a AH |
546 | field->application == HID_DG_TOUCHPAD) |
547 | cls->quirks |= MT_QUIRK_CONFIDENCE; | |
3ac36d15 | 548 | mt_store_field(usage, td, hi); |
5519cab4 BT |
549 | return 1; |
550 | case HID_DG_TIPSWITCH: | |
551 | hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH); | |
552 | input_set_capability(hi->input, EV_KEY, BTN_TOUCH); | |
3ac36d15 | 553 | mt_store_field(usage, td, hi); |
5519cab4 BT |
554 | return 1; |
555 | case HID_DG_CONTACTID: | |
3ac36d15 | 556 | mt_store_field(usage, td, hi); |
9e87f22a | 557 | td->touches_by_report++; |
55978fa9 | 558 | td->mt_report_id = field->report->id; |
5519cab4 BT |
559 | return 1; |
560 | case HID_DG_WIDTH: | |
561 | hid_map_usage(hi, usage, bit, max, | |
562 | EV_ABS, ABS_MT_TOUCH_MAJOR); | |
77723e3b HR |
563 | if (!(cls->quirks & MT_QUIRK_NO_AREA)) |
564 | set_abs(hi->input, ABS_MT_TOUCH_MAJOR, field, | |
565 | cls->sn_width); | |
3ac36d15 | 566 | mt_store_field(usage, td, hi); |
5519cab4 BT |
567 | return 1; |
568 | case HID_DG_HEIGHT: | |
569 | hid_map_usage(hi, usage, bit, max, | |
570 | EV_ABS, ABS_MT_TOUCH_MINOR); | |
77723e3b HR |
571 | if (!(cls->quirks & MT_QUIRK_NO_AREA)) { |
572 | set_abs(hi->input, ABS_MT_TOUCH_MINOR, field, | |
573 | cls->sn_height); | |
574 | input_set_abs_params(hi->input, | |
1e648a13 | 575 | ABS_MT_ORIENTATION, 0, 1, 0, 0); |
77723e3b | 576 | } |
3ac36d15 | 577 | mt_store_field(usage, td, hi); |
5519cab4 BT |
578 | return 1; |
579 | case HID_DG_TIPPRESSURE: | |
580 | hid_map_usage(hi, usage, bit, max, | |
581 | EV_ABS, ABS_MT_PRESSURE); | |
582 | set_abs(hi->input, ABS_MT_PRESSURE, field, | |
583 | cls->sn_pressure); | |
3ac36d15 | 584 | mt_store_field(usage, td, hi); |
5519cab4 BT |
585 | return 1; |
586 | case HID_DG_CONTACTCOUNT: | |
8821f5dc BT |
587 | /* Ignore if indexes are out of bounds. */ |
588 | if (field->index >= field->report->maxfield || | |
589 | usage->usage_index >= field->report_count) | |
590 | return 1; | |
7e3cc447 BT |
591 | td->cc_index = field->index; |
592 | td->cc_value_index = usage->usage_index; | |
5519cab4 BT |
593 | return 1; |
594 | case HID_DG_CONTACTMAX: | |
595 | /* we don't set td->last_slot_field as contactcount and | |
596 | * contact max are global to the report */ | |
597 | return -1; | |
c2ef8f21 BT |
598 | case HID_DG_TOUCH: |
599 | /* Legacy devices use TIPSWITCH and not TOUCH. | |
600 | * Let's just ignore this field. */ | |
601 | return -1; | |
65b258e9 | 602 | } |
5519cab4 BT |
603 | /* let hid-input decide for the others */ |
604 | return 0; | |
605 | ||
c2ef8f21 BT |
606 | case HID_UP_BUTTON: |
607 | code = BTN_MOUSE + ((usage->hid - 1) & HID_USAGE); | |
594312b8 BT |
608 | /* |
609 | * MS PTP spec says that external buttons left and right have | |
610 | * usages 2 and 3. | |
611 | */ | |
504c932c MO |
612 | if ((cls->name == MT_CLS_WIN_8 || |
613 | cls->name == MT_CLS_WIN_8_DUAL) && | |
594312b8 BT |
614 | field->application == HID_DG_TOUCHPAD && |
615 | (usage->hid & HID_USAGE) > 1) | |
616 | code--; | |
c2ef8f21 BT |
617 | hid_map_usage(hi, usage, bit, max, EV_KEY, code); |
618 | input_set_capability(hi->input, EV_KEY, code); | |
619 | return 1; | |
620 | ||
5519cab4 BT |
621 | case 0xff000000: |
622 | /* we do not want to map these: no input-oriented meaning */ | |
623 | return -1; | |
624 | } | |
625 | ||
626 | return 0; | |
627 | } | |
628 | ||
3e1b5015 | 629 | static int mt_compute_slot(struct mt_device *td, struct input_dev *input) |
5519cab4 | 630 | { |
eec29e3d | 631 | __s32 quirks = td->mtclass.quirks; |
5519cab4 | 632 | |
2d93666e BT |
633 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTID) |
634 | return td->curdata.contactid; | |
5519cab4 | 635 | |
2d93666e | 636 | if (quirks & MT_QUIRK_CYPRESS) |
a3b5e577 BT |
637 | return cypress_compute_slot(td); |
638 | ||
2d93666e BT |
639 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTNUMBER) |
640 | return td->num_received; | |
5572da08 | 641 | |
4a6ee685 BT |
642 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE) |
643 | return td->curdata.contactid - 1; | |
644 | ||
3e1b5015 | 645 | return input_mt_get_slot_by_key(input, td->curdata.contactid); |
5519cab4 BT |
646 | } |
647 | ||
648 | /* | |
649 | * this function is called when a whole contact has been processed, | |
650 | * so that it can assign it to a slot and store the data there | |
651 | */ | |
3e1b5015 | 652 | static void mt_complete_slot(struct mt_device *td, struct input_dev *input) |
5519cab4 | 653 | { |
c2517f62 BT |
654 | if ((td->mtclass.quirks & MT_QUIRK_CONTACT_CNT_ACCURATE) && |
655 | td->num_received >= td->num_expected) | |
656 | return; | |
657 | ||
20b60e6d | 658 | if (td->curvalid || (td->mtclass.quirks & MT_QUIRK_ALWAYS_VALID)) { |
6dd2e27a | 659 | int active; |
3e1b5015 HR |
660 | int slotnum = mt_compute_slot(td, input); |
661 | struct mt_slot *s = &td->curdata; | |
28728399 | 662 | struct input_mt *mt = input->mt; |
5519cab4 | 663 | |
3e1b5015 HR |
664 | if (slotnum < 0 || slotnum >= td->maxcontacts) |
665 | return; | |
5519cab4 | 666 | |
28728399 BT |
667 | if ((td->mtclass.quirks & MT_QUIRK_IGNORE_DUPLICATES) && mt) { |
668 | struct input_mt_slot *slot = &mt->slots[slotnum]; | |
669 | if (input_mt_is_active(slot) && | |
670 | input_mt_is_used(mt, slot)) | |
671 | return; | |
672 | } | |
673 | ||
6dd2e27a AH |
674 | if (!(td->mtclass.quirks & MT_QUIRK_CONFIDENCE)) |
675 | s->confidence_state = 1; | |
676 | active = (s->touch_state || s->inrange_state) && | |
677 | s->confidence_state; | |
678 | ||
3e1b5015 | 679 | input_mt_slot(input, slotnum); |
6dd2e27a AH |
680 | input_mt_report_slot_state(input, MT_TOOL_FINGER, active); |
681 | if (active) { | |
9b3bb9b8 | 682 | /* this finger is in proximity of the sensor */ |
f786bba4 | 683 | int wide = (s->w > s->h); |
e9d0a26d HC |
684 | int major = max(s->w, s->h); |
685 | int minor = min(s->w, s->h); | |
686 | ||
687 | /* | |
688 | * divided by two to match visual scale of touch | |
689 | * for devices with this quirk | |
690 | */ | |
691 | if (td->mtclass.quirks & MT_QUIRK_TOUCH_SIZE_SCALING) { | |
692 | major = major >> 1; | |
693 | minor = minor >> 1; | |
694 | } | |
f786bba4 | 695 | |
2d93666e BT |
696 | input_event(input, EV_ABS, ABS_MT_POSITION_X, s->x); |
697 | input_event(input, EV_ABS, ABS_MT_POSITION_Y, s->y); | |
349fd670 BT |
698 | input_event(input, EV_ABS, ABS_MT_TOOL_X, s->cx); |
699 | input_event(input, EV_ABS, ABS_MT_TOOL_Y, s->cy); | |
9b3bb9b8 BT |
700 | input_event(input, EV_ABS, ABS_MT_DISTANCE, |
701 | !s->touch_state); | |
f786bba4 | 702 | input_event(input, EV_ABS, ABS_MT_ORIENTATION, wide); |
2d93666e | 703 | input_event(input, EV_ABS, ABS_MT_PRESSURE, s->p); |
f786bba4 BT |
704 | input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, major); |
705 | input_event(input, EV_ABS, ABS_MT_TOUCH_MINOR, minor); | |
96098274 BT |
706 | |
707 | set_bit(MT_IO_FLAGS_ACTIVE_SLOTS, &td->mt_io_flags); | |
2d93666e | 708 | } |
5519cab4 BT |
709 | } |
710 | ||
3e1b5015 HR |
711 | td->num_received++; |
712 | } | |
713 | ||
714 | /* | |
715 | * this function is called when a whole packet has been received and processed, | |
716 | * so that it can decide what to send to the input layer. | |
717 | */ | |
718 | static void mt_sync_frame(struct mt_device *td, struct input_dev *input) | |
719 | { | |
76f5902a | 720 | input_mt_sync_frame(input); |
5519cab4 BT |
721 | input_sync(input); |
722 | td->num_received = 0; | |
96098274 BT |
723 | if (test_bit(MT_IO_FLAGS_ACTIVE_SLOTS, &td->mt_io_flags)) |
724 | set_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags); | |
725 | else | |
726 | clear_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags); | |
727 | clear_bit(MT_IO_FLAGS_ACTIVE_SLOTS, &td->mt_io_flags); | |
5519cab4 BT |
728 | } |
729 | ||
a69c5f8b | 730 | static int mt_touch_event(struct hid_device *hid, struct hid_field *field, |
5519cab4 | 731 | struct hid_usage *usage, __s32 value) |
55978fa9 BT |
732 | { |
733 | /* we will handle the hidinput part later, now remains hiddev */ | |
734 | if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event) | |
735 | hid->hiddev_hid_event(hid, field, usage, value); | |
736 | ||
737 | return 1; | |
738 | } | |
739 | ||
740 | static void mt_process_mt_event(struct hid_device *hid, struct hid_field *field, | |
741 | struct hid_usage *usage, __s32 value) | |
5519cab4 BT |
742 | { |
743 | struct mt_device *td = hid_get_drvdata(hid); | |
eec29e3d | 744 | __s32 quirks = td->mtclass.quirks; |
4c437555 | 745 | struct input_dev *input = field->hidinput->input; |
5519cab4 | 746 | |
3e1b5015 | 747 | if (hid->claimed & HID_CLAIMED_INPUT) { |
5519cab4 BT |
748 | switch (usage->hid) { |
749 | case HID_DG_INRANGE: | |
20b60e6d | 750 | if (quirks & MT_QUIRK_VALID_IS_INRANGE) |
2d93666e | 751 | td->curvalid = value; |
9b3bb9b8 BT |
752 | if (quirks & MT_QUIRK_HOVERING) |
753 | td->curdata.inrange_state = value; | |
5519cab4 BT |
754 | break; |
755 | case HID_DG_TIPSWITCH: | |
2d93666e BT |
756 | if (quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) |
757 | td->curvalid = value; | |
5519cab4 BT |
758 | td->curdata.touch_state = value; |
759 | break; | |
760 | case HID_DG_CONFIDENCE: | |
6dd2e27a AH |
761 | if (quirks & MT_QUIRK_CONFIDENCE) |
762 | td->curdata.confidence_state = value; | |
2d93666e BT |
763 | if (quirks & MT_QUIRK_VALID_IS_CONFIDENCE) |
764 | td->curvalid = value; | |
5519cab4 BT |
765 | break; |
766 | case HID_DG_CONTACTID: | |
767 | td->curdata.contactid = value; | |
768 | break; | |
769 | case HID_DG_TIPPRESSURE: | |
770 | td->curdata.p = value; | |
771 | break; | |
772 | case HID_GD_X: | |
349fd670 BT |
773 | if (usage->code == ABS_MT_TOOL_X) |
774 | td->curdata.cx = value; | |
775 | else | |
776 | td->curdata.x = value; | |
5519cab4 BT |
777 | break; |
778 | case HID_GD_Y: | |
349fd670 BT |
779 | if (usage->code == ABS_MT_TOOL_Y) |
780 | td->curdata.cy = value; | |
781 | else | |
782 | td->curdata.y = value; | |
5519cab4 BT |
783 | break; |
784 | case HID_DG_WIDTH: | |
785 | td->curdata.w = value; | |
786 | break; | |
787 | case HID_DG_HEIGHT: | |
788 | td->curdata.h = value; | |
789 | break; | |
790 | case HID_DG_CONTACTCOUNT: | |
5519cab4 | 791 | break; |
c2ef8f21 BT |
792 | case HID_DG_TOUCH: |
793 | /* do nothing */ | |
794 | break; | |
5519cab4 BT |
795 | |
796 | default: | |
4c437555 BT |
797 | if (usage->type) |
798 | input_event(input, usage->type, usage->code, | |
799 | value); | |
55978fa9 | 800 | return; |
5519cab4 | 801 | } |
5519cab4 | 802 | |
54f4c0c3 BT |
803 | if (usage->usage_index + 1 == field->report_count) { |
804 | /* we only take into account the last report. */ | |
805 | if (usage->hid == td->last_slot_field) | |
806 | mt_complete_slot(td, field->hidinput->input); | |
54f4c0c3 | 807 | } |
5519cab4 | 808 | |
2d93666e | 809 | } |
55978fa9 | 810 | } |
5519cab4 | 811 | |
a69c5f8b | 812 | static void mt_touch_report(struct hid_device *hid, struct hid_report *report) |
55978fa9 BT |
813 | { |
814 | struct mt_device *td = hid_get_drvdata(hid); | |
815 | struct hid_field *field; | |
816 | unsigned count; | |
817 | int r, n; | |
5519cab4 | 818 | |
4f4001bc BT |
819 | /* sticky fingers release in progress, abort */ |
820 | if (test_and_set_bit(MT_IO_FLAGS_RUNNING, &td->mt_io_flags)) | |
821 | return; | |
822 | ||
c2517f62 BT |
823 | /* |
824 | * Includes multi-packet support where subsequent | |
825 | * packets are sent with zero contactcount. | |
826 | */ | |
7e3cc447 BT |
827 | if (td->cc_index >= 0) { |
828 | struct hid_field *field = report->field[td->cc_index]; | |
829 | int value = field->value[td->cc_value_index]; | |
830 | if (value) | |
831 | td->num_expected = value; | |
832 | } | |
c2517f62 | 833 | |
55978fa9 BT |
834 | for (r = 0; r < report->maxfield; r++) { |
835 | field = report->field[r]; | |
836 | count = field->report_count; | |
837 | ||
838 | if (!(HID_MAIN_ITEM_VARIABLE & field->flags)) | |
839 | continue; | |
840 | ||
841 | for (n = 0; n < count; n++) | |
842 | mt_process_mt_event(hid, field, &field->usage[n], | |
843 | field->value[n]); | |
844 | } | |
5b62efd8 BT |
845 | |
846 | if (td->num_received >= td->num_expected) | |
847 | mt_sync_frame(td, report->field[0]->hidinput->input); | |
4f4001bc BT |
848 | |
849 | /* | |
850 | * Windows 8 specs says 2 things: | |
851 | * - once a contact has been reported, it has to be reported in each | |
852 | * subsequent report | |
853 | * - the report rate when fingers are present has to be at least | |
854 | * the refresh rate of the screen, 60 or 120 Hz | |
855 | * | |
856 | * I interprete this that the specification forces a report rate of | |
857 | * at least 60 Hz for a touchscreen to be certified. | |
858 | * Which means that if we do not get a report whithin 16 ms, either | |
859 | * something wrong happens, either the touchscreen forgets to send | |
860 | * a release. Taking a reasonable margin allows to remove issues | |
861 | * with USB communication or the load of the machine. | |
862 | * | |
863 | * Given that Win 8 devices are forced to send a release, this will | |
864 | * only affect laggish machines and the ones that have a firmware | |
865 | * defect. | |
866 | */ | |
96098274 BT |
867 | if (td->mtclass.quirks & MT_QUIRK_STICKY_FINGERS) { |
868 | if (test_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags)) | |
869 | mod_timer(&td->release_timer, | |
870 | jiffies + msecs_to_jiffies(100)); | |
871 | else | |
872 | del_timer(&td->release_timer); | |
873 | } | |
4f4001bc BT |
874 | |
875 | clear_bit(MT_IO_FLAGS_RUNNING, &td->mt_io_flags); | |
5519cab4 BT |
876 | } |
877 | ||
b2c68a2f | 878 | static int mt_touch_input_configured(struct hid_device *hdev, |
a69c5f8b BT |
879 | struct hid_input *hi) |
880 | { | |
881 | struct mt_device *td = hid_get_drvdata(hdev); | |
882 | struct mt_class *cls = &td->mtclass; | |
883 | struct input_dev *input = hi->input; | |
b2c68a2f | 884 | int ret; |
a69c5f8b BT |
885 | |
886 | if (!td->maxcontacts) | |
887 | td->maxcontacts = MT_DEFAULT_MAXCONTACT; | |
888 | ||
889 | mt_post_parse(td); | |
890 | if (td->serial_maybe) | |
891 | mt_post_parse_default_settings(td); | |
892 | ||
893 | if (cls->is_indirect) | |
894 | td->mt_flags |= INPUT_MT_POINTER; | |
895 | ||
896 | if (cls->quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) | |
897 | td->mt_flags |= INPUT_MT_DROP_UNUSED; | |
898 | ||
015fdaa9 BT |
899 | /* check for clickpads */ |
900 | if ((td->mt_flags & INPUT_MT_POINTER) && (td->buttons_count == 1)) | |
2c6e0277 SF |
901 | td->is_buttonpad = true; |
902 | ||
903 | if (td->is_buttonpad) | |
015fdaa9 BT |
904 | __set_bit(INPUT_PROP_BUTTONPAD, input->propbit); |
905 | ||
b2c68a2f DT |
906 | ret = input_mt_init_slots(input, td->maxcontacts, td->mt_flags); |
907 | if (ret) | |
908 | return ret; | |
a69c5f8b BT |
909 | |
910 | td->mt_flags = 0; | |
b2c68a2f | 911 | return 0; |
a69c5f8b BT |
912 | } |
913 | ||
957b8dff JPRV |
914 | #define mt_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, \ |
915 | max, EV_KEY, (c)) | |
a69c5f8b BT |
916 | static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi, |
917 | struct hid_field *field, struct hid_usage *usage, | |
918 | unsigned long **bit, int *max) | |
919 | { | |
6aef704e BT |
920 | struct mt_device *td = hid_get_drvdata(hdev); |
921 | ||
922 | /* | |
923 | * If mtclass.export_all_inputs is not set, only map fields from | |
924 | * TouchScreen or TouchPad collections. We need to ignore fields | |
925 | * that belong to other collections such as Mouse that might have | |
926 | * the same GenericDesktop usages. | |
927 | */ | |
928 | if (!td->mtclass.export_all_inputs && | |
929 | field->application != HID_DG_TOUCHSCREEN && | |
fa11aa72 | 930 | field->application != HID_DG_PEN && |
8fe89ef0 BT |
931 | field->application != HID_DG_TOUCHPAD && |
932 | field->application != HID_GD_KEYBOARD && | |
e57f4e67 | 933 | field->application != HID_GD_SYSTEM_CONTROL && |
1fbf74ef | 934 | field->application != HID_CP_CONSUMER_CONTROL && |
957b8dff JPRV |
935 | field->application != HID_GD_WIRELESS_RADIO_CTLS && |
936 | !(field->application == HID_VD_ASUS_CUSTOM_MEDIA_KEYS && | |
937 | td->mtclass.quirks & MT_QUIRK_ASUS_CUSTOM_UP)) | |
6f492f28 | 938 | return -1; |
a69c5f8b | 939 | |
957b8dff JPRV |
940 | /* |
941 | * Some Asus keyboard+touchpad devices have the hotkeys defined in the | |
942 | * touchpad report descriptor. We need to treat these as an array to | |
943 | * map usages to input keys. | |
944 | */ | |
39bbf402 | 945 | if (field->application == HID_VD_ASUS_CUSTOM_MEDIA_KEYS && |
957b8dff JPRV |
946 | td->mtclass.quirks & MT_QUIRK_ASUS_CUSTOM_UP && |
947 | (usage->hid & HID_USAGE_PAGE) == HID_UP_CUSTOM) { | |
948 | set_bit(EV_REP, hi->input->evbit); | |
949 | if (field->flags & HID_MAIN_ITEM_VARIABLE) | |
950 | field->flags &= ~HID_MAIN_ITEM_VARIABLE; | |
951 | switch (usage->hid & HID_USAGE) { | |
952 | case 0x10: mt_map_key_clear(KEY_BRIGHTNESSDOWN); break; | |
953 | case 0x20: mt_map_key_clear(KEY_BRIGHTNESSUP); break; | |
954 | case 0x35: mt_map_key_clear(KEY_DISPLAY_OFF); break; | |
955 | case 0x6b: mt_map_key_clear(KEY_F21); break; | |
956 | case 0x6c: mt_map_key_clear(KEY_SLEEP); break; | |
957 | default: | |
958 | return -1; | |
959 | } | |
960 | return 1; | |
961 | } | |
962 | ||
6aef704e BT |
963 | /* |
964 | * some egalax touchscreens have "application == HID_DG_TOUCHSCREEN" | |
965 | * for the stylus. | |
1cc1cc92 BA |
966 | * The check for mt_report_id ensures we don't process |
967 | * HID_DG_CONTACTCOUNT from the pen report as it is outside the physical | |
968 | * collection, but within the report ID. | |
6aef704e | 969 | */ |
a69c5f8b | 970 | if (field->physical == HID_DG_STYLUS) |
e55f6200 | 971 | return 0; |
1cc1cc92 BA |
972 | else if ((field->physical == 0) && |
973 | (field->report->id != td->mt_report_id) && | |
974 | (td->mt_report_id != -1)) | |
975 | return 0; | |
a69c5f8b | 976 | |
6aef704e BT |
977 | if (field->application == HID_DG_TOUCHSCREEN || |
978 | field->application == HID_DG_TOUCHPAD) | |
979 | return mt_touch_input_mapping(hdev, hi, field, usage, bit, max); | |
980 | ||
981 | /* let hid-core decide for the others */ | |
982 | return 0; | |
a69c5f8b BT |
983 | } |
984 | ||
985 | static int mt_input_mapped(struct hid_device *hdev, struct hid_input *hi, | |
986 | struct hid_field *field, struct hid_usage *usage, | |
987 | unsigned long **bit, int *max) | |
988 | { | |
6aef704e BT |
989 | /* |
990 | * some egalax touchscreens have "application == HID_DG_TOUCHSCREEN" | |
991 | * for the stylus. | |
992 | */ | |
fa11aa72 | 993 | if (field->physical == HID_DG_STYLUS) |
e55f6200 | 994 | return 0; |
fa11aa72 | 995 | |
6aef704e | 996 | if (field->application == HID_DG_TOUCHSCREEN || |
4cf56a89 DT |
997 | field->application == HID_DG_TOUCHPAD) { |
998 | /* We own these mappings, tell hid-input to ignore them */ | |
999 | return -1; | |
1000 | } | |
6aef704e BT |
1001 | |
1002 | /* let hid-core decide for the others */ | |
1003 | return 0; | |
a69c5f8b BT |
1004 | } |
1005 | ||
1006 | static int mt_event(struct hid_device *hid, struct hid_field *field, | |
1007 | struct hid_usage *usage, __s32 value) | |
1008 | { | |
1009 | struct mt_device *td = hid_get_drvdata(hid); | |
1010 | ||
1011 | if (field->report->id == td->mt_report_id) | |
1012 | return mt_touch_event(hid, field, usage, value); | |
1013 | ||
e55f6200 | 1014 | return 0; |
a69c5f8b BT |
1015 | } |
1016 | ||
1017 | static void mt_report(struct hid_device *hid, struct hid_report *report) | |
1018 | { | |
1019 | struct mt_device *td = hid_get_drvdata(hid); | |
e55f6200 | 1020 | struct hid_field *field = report->field[0]; |
a69c5f8b BT |
1021 | |
1022 | if (!(hid->claimed & HID_CLAIMED_INPUT)) | |
1023 | return; | |
1024 | ||
1025 | if (report->id == td->mt_report_id) | |
e55f6200 | 1026 | return mt_touch_report(hid, report); |
fa11aa72 | 1027 | |
e55f6200 BT |
1028 | if (field && field->hidinput && field->hidinput->input) |
1029 | input_sync(field->hidinput->input); | |
5519cab4 BT |
1030 | } |
1031 | ||
1032 | static void mt_set_input_mode(struct hid_device *hdev) | |
1033 | { | |
1034 | struct mt_device *td = hid_get_drvdata(hdev); | |
1035 | struct hid_report *r; | |
1036 | struct hid_report_enum *re; | |
da10bc25 MM |
1037 | struct mt_class *cls = &td->mtclass; |
1038 | char *buf; | |
1039 | int report_len; | |
5519cab4 BT |
1040 | |
1041 | if (td->inputmode < 0) | |
1042 | return; | |
1043 | ||
1044 | re = &(hdev->report_enum[HID_FEATURE_REPORT]); | |
1045 | r = re->report_id_hash[td->inputmode]; | |
1046 | if (r) { | |
da10bc25 | 1047 | if (cls->quirks & MT_QUIRK_FORCE_GET_FEATURE) { |
dabb05c6 | 1048 | report_len = hid_report_len(r); |
da10bc25 MM |
1049 | buf = hid_alloc_report_buf(r, GFP_KERNEL); |
1050 | if (!buf) { | |
1051 | hid_err(hdev, "failed to allocate buffer for report\n"); | |
1052 | return; | |
1053 | } | |
1054 | hid_hw_raw_request(hdev, r->id, buf, report_len, | |
1055 | HID_FEATURE_REPORT, | |
1056 | HID_REQ_GET_REPORT); | |
1057 | kfree(buf); | |
1058 | } | |
9abebedb | 1059 | r->field[0]->value[td->inputmode_index] = td->inputmode_value; |
d8814272 | 1060 | hid_hw_request(hdev, r, HID_REQ_SET_REPORT); |
5519cab4 BT |
1061 | } |
1062 | } | |
1063 | ||
31ae9bdd BT |
1064 | static void mt_set_maxcontacts(struct hid_device *hdev) |
1065 | { | |
1066 | struct mt_device *td = hid_get_drvdata(hdev); | |
1067 | struct hid_report *r; | |
1068 | struct hid_report_enum *re; | |
1069 | int fieldmax, max; | |
1070 | ||
1071 | if (td->maxcontact_report_id < 0) | |
1072 | return; | |
1073 | ||
1074 | if (!td->mtclass.maxcontacts) | |
1075 | return; | |
1076 | ||
1077 | re = &hdev->report_enum[HID_FEATURE_REPORT]; | |
1078 | r = re->report_id_hash[td->maxcontact_report_id]; | |
1079 | if (r) { | |
1080 | max = td->mtclass.maxcontacts; | |
1081 | fieldmax = r->field[0]->logical_maximum; | |
1082 | max = min(fieldmax, max); | |
1083 | if (r->field[0]->value[0] != max) { | |
1084 | r->field[0]->value[0] = max; | |
d8814272 | 1085 | hid_hw_request(hdev, r, HID_REQ_SET_REPORT); |
31ae9bdd BT |
1086 | } |
1087 | } | |
1088 | } | |
1089 | ||
4fa3a583 HR |
1090 | static void mt_post_parse_default_settings(struct mt_device *td) |
1091 | { | |
1092 | __s32 quirks = td->mtclass.quirks; | |
1093 | ||
1094 | /* unknown serial device needs special quirks */ | |
1095 | if (td->touches_by_report == 1) { | |
1096 | quirks |= MT_QUIRK_ALWAYS_VALID; | |
1097 | quirks &= ~MT_QUIRK_NOT_SEEN_MEANS_UP; | |
1098 | quirks &= ~MT_QUIRK_VALID_IS_INRANGE; | |
1099 | quirks &= ~MT_QUIRK_VALID_IS_CONFIDENCE; | |
e0bb8f9a | 1100 | quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; |
4fa3a583 HR |
1101 | } |
1102 | ||
1103 | td->mtclass.quirks = quirks; | |
1104 | } | |
1105 | ||
3ac36d15 BT |
1106 | static void mt_post_parse(struct mt_device *td) |
1107 | { | |
1108 | struct mt_fields *f = td->fields; | |
c2517f62 | 1109 | struct mt_class *cls = &td->mtclass; |
3ac36d15 BT |
1110 | |
1111 | if (td->touches_by_report > 0) { | |
1112 | int field_count_per_touch = f->length / td->touches_by_report; | |
1113 | td->last_slot_field = f->usages[field_count_per_touch - 1]; | |
1114 | } | |
c2517f62 | 1115 | |
7e3cc447 | 1116 | if (td->cc_index < 0) |
c2517f62 | 1117 | cls->quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; |
3ac36d15 BT |
1118 | } |
1119 | ||
b2c68a2f | 1120 | static int mt_input_configured(struct hid_device *hdev, struct hid_input *hi) |
76f5902a HR |
1121 | { |
1122 | struct mt_device *td = hid_get_drvdata(hdev); | |
c08d46aa BT |
1123 | char *name; |
1124 | const char *suffix = NULL; | |
6aef704e | 1125 | struct hid_field *field = hi->report->field[0]; |
b2c68a2f | 1126 | int ret; |
76f5902a | 1127 | |
b2c68a2f DT |
1128 | if (hi->report->id == td->mt_report_id) { |
1129 | ret = mt_touch_input_configured(hdev, hi); | |
1130 | if (ret) | |
1131 | return ret; | |
1132 | } | |
76f5902a | 1133 | |
6aef704e BT |
1134 | /* |
1135 | * some egalax touchscreens have "application == HID_DG_TOUCHSCREEN" | |
1136 | * for the stylus. Check this first, and then rely on the application | |
1137 | * field. | |
1138 | */ | |
c08d46aa BT |
1139 | if (hi->report->field[0]->physical == HID_DG_STYLUS) { |
1140 | suffix = "Pen"; | |
e55f6200 BT |
1141 | /* force BTN_STYLUS to allow tablet matching in udev */ |
1142 | __set_bit(BTN_STYLUS, hi->input->keybit); | |
6aef704e BT |
1143 | } else { |
1144 | switch (field->application) { | |
1145 | case HID_GD_KEYBOARD: | |
1146 | suffix = "Keyboard"; | |
1147 | break; | |
1148 | case HID_GD_KEYPAD: | |
1149 | suffix = "Keypad"; | |
1150 | break; | |
1151 | case HID_GD_MOUSE: | |
1152 | suffix = "Mouse"; | |
1153 | break; | |
1154 | case HID_DG_STYLUS: | |
1155 | suffix = "Pen"; | |
1156 | /* force BTN_STYLUS to allow tablet matching in udev */ | |
1157 | __set_bit(BTN_STYLUS, hi->input->keybit); | |
1158 | break; | |
1159 | case HID_DG_TOUCHSCREEN: | |
1160 | /* we do not set suffix = "Touchscreen" */ | |
1161 | break; | |
dc425a1c MW |
1162 | case HID_DG_TOUCHPAD: |
1163 | suffix = "Touchpad"; | |
1164 | break; | |
6aef704e BT |
1165 | case HID_GD_SYSTEM_CONTROL: |
1166 | suffix = "System Control"; | |
1167 | break; | |
1168 | case HID_CP_CONSUMER_CONTROL: | |
1169 | suffix = "Consumer Control"; | |
1170 | break; | |
1fbf74ef JPRV |
1171 | case HID_GD_WIRELESS_RADIO_CTLS: |
1172 | suffix = "Wireless Radio Control"; | |
1173 | break; | |
957b8dff JPRV |
1174 | case HID_VD_ASUS_CUSTOM_MEDIA_KEYS: |
1175 | suffix = "Custom Media Keys"; | |
1176 | break; | |
6aef704e BT |
1177 | default: |
1178 | suffix = "UNKNOWN"; | |
1179 | break; | |
1180 | } | |
c08d46aa BT |
1181 | } |
1182 | ||
1183 | if (suffix) { | |
1184 | name = devm_kzalloc(&hi->input->dev, | |
1185 | strlen(hdev->name) + strlen(suffix) + 2, | |
1186 | GFP_KERNEL); | |
1187 | if (name) { | |
1188 | sprintf(name, "%s %s", hdev->name, suffix); | |
1189 | hi->input->name = name; | |
1190 | } | |
1191 | } | |
b2c68a2f DT |
1192 | |
1193 | return 0; | |
76f5902a HR |
1194 | } |
1195 | ||
f3287a99 BT |
1196 | static void mt_fix_const_field(struct hid_field *field, unsigned int usage) |
1197 | { | |
1198 | if (field->usage[0].hid != usage || | |
1199 | !(field->flags & HID_MAIN_ITEM_CONSTANT)) | |
1200 | return; | |
1201 | ||
1202 | field->flags &= ~HID_MAIN_ITEM_CONSTANT; | |
1203 | field->flags |= HID_MAIN_ITEM_VARIABLE; | |
1204 | } | |
1205 | ||
1206 | static void mt_fix_const_fields(struct hid_device *hdev, unsigned int usage) | |
1207 | { | |
1208 | struct hid_report *report; | |
1209 | int i; | |
1210 | ||
1211 | list_for_each_entry(report, | |
1212 | &hdev->report_enum[HID_INPUT_REPORT].report_list, | |
1213 | list) { | |
1214 | ||
1215 | if (!report->maxfield) | |
1216 | continue; | |
1217 | ||
1218 | for (i = 0; i < report->maxfield; i++) | |
1219 | if (report->field[i]->maxusage >= 1) | |
1220 | mt_fix_const_field(report->field[i], usage); | |
1221 | } | |
1222 | } | |
1223 | ||
4f4001bc BT |
1224 | static void mt_release_contacts(struct hid_device *hid) |
1225 | { | |
1226 | struct hid_input *hidinput; | |
1227 | struct mt_device *td = hid_get_drvdata(hid); | |
1228 | ||
1229 | list_for_each_entry(hidinput, &hid->inputs, list) { | |
1230 | struct input_dev *input_dev = hidinput->input; | |
1231 | struct input_mt *mt = input_dev->mt; | |
1232 | int i; | |
1233 | ||
1234 | if (mt) { | |
1235 | for (i = 0; i < mt->num_slots; i++) { | |
1236 | input_mt_slot(input_dev, i); | |
1237 | input_mt_report_slot_state(input_dev, | |
1238 | MT_TOOL_FINGER, | |
1239 | false); | |
1240 | } | |
1241 | input_mt_sync_frame(input_dev); | |
1242 | input_sync(input_dev); | |
1243 | } | |
1244 | } | |
1245 | ||
1246 | td->num_received = 0; | |
1247 | } | |
1248 | ||
1249 | static void mt_expired_timeout(unsigned long arg) | |
1250 | { | |
1251 | struct hid_device *hdev = (void *)arg; | |
1252 | struct mt_device *td = hid_get_drvdata(hdev); | |
1253 | ||
1254 | /* | |
1255 | * An input report came in just before we release the sticky fingers, | |
1256 | * it will take care of the sticky fingers. | |
1257 | */ | |
1258 | if (test_and_set_bit(MT_IO_FLAGS_RUNNING, &td->mt_io_flags)) | |
1259 | return; | |
96098274 BT |
1260 | if (test_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags)) |
1261 | mt_release_contacts(hdev); | |
4f4001bc BT |
1262 | clear_bit(MT_IO_FLAGS_RUNNING, &td->mt_io_flags); |
1263 | } | |
1264 | ||
5519cab4 BT |
1265 | static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id) |
1266 | { | |
2d93666e | 1267 | int ret, i; |
5519cab4 | 1268 | struct mt_device *td; |
2d93666e BT |
1269 | struct mt_class *mtclass = mt_classes; /* MT_CLS_DEFAULT */ |
1270 | ||
94b5485c HR |
1271 | for (i = 0; mt_classes[i].name ; i++) { |
1272 | if (id->driver_data == mt_classes[i].name) { | |
1273 | mtclass = &(mt_classes[i]); | |
1274 | break; | |
2d93666e BT |
1275 | } |
1276 | } | |
5519cab4 | 1277 | |
c08d46aa | 1278 | td = devm_kzalloc(&hdev->dev, sizeof(struct mt_device), GFP_KERNEL); |
5519cab4 BT |
1279 | if (!td) { |
1280 | dev_err(&hdev->dev, "cannot allocate multitouch data\n"); | |
1281 | return -ENOMEM; | |
1282 | } | |
eec29e3d | 1283 | td->mtclass = *mtclass; |
5519cab4 | 1284 | td->inputmode = -1; |
31ae9bdd | 1285 | td->maxcontact_report_id = -1; |
9abebedb | 1286 | td->inputmode_value = MT_INPUTMODE_TOUCHSCREEN; |
7e3cc447 | 1287 | td->cc_index = -1; |
fa11aa72 | 1288 | td->mt_report_id = -1; |
5519cab4 BT |
1289 | hid_set_drvdata(hdev, td); |
1290 | ||
c08d46aa BT |
1291 | td->fields = devm_kzalloc(&hdev->dev, sizeof(struct mt_fields), |
1292 | GFP_KERNEL); | |
3ac36d15 BT |
1293 | if (!td->fields) { |
1294 | dev_err(&hdev->dev, "cannot allocate multitouch fields data\n"); | |
c08d46aa | 1295 | return -ENOMEM; |
3ac36d15 BT |
1296 | } |
1297 | ||
76f5902a HR |
1298 | if (id->vendor == HID_ANY_ID && id->product == HID_ANY_ID) |
1299 | td->serial_maybe = true; | |
1300 | ||
b897f6db BT |
1301 | /* |
1302 | * Store the initial quirk state | |
1303 | */ | |
1304 | td->initial_quirks = hdev->quirks; | |
1305 | ||
1306 | /* This allows the driver to correctly support devices | |
1307 | * that emit events over several HID messages. | |
1308 | */ | |
1309 | hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC; | |
1310 | ||
1311 | /* | |
1312 | * This allows the driver to handle different input sensors | |
1313 | * that emits events through different reports on the same HID | |
1314 | * device. | |
1315 | */ | |
1316 | hdev->quirks |= HID_QUIRK_MULTI_INPUT; | |
1317 | hdev->quirks |= HID_QUIRK_NO_EMPTY_INPUT; | |
1318 | ||
1319 | /* | |
1320 | * Some multitouch screens do not like to be polled for input | |
1321 | * reports. Fortunately, the Win8 spec says that all touches | |
1322 | * should be sent during each report, making the initialization | |
1323 | * of input reports unnecessary. For Win7 devices, well, let's hope | |
1324 | * they will still be happy (this is only be a problem if a touch | |
1325 | * was already there while probing the device). | |
1326 | * | |
1327 | * In addition some touchpads do not behave well if we read | |
1328 | * all feature reports from them. Instead we prevent | |
1329 | * initial report fetching and then selectively fetch each | |
1330 | * report we are interested in. | |
1331 | */ | |
1332 | hdev->quirks |= HID_QUIRK_NO_INIT_REPORTS; | |
1333 | ||
4f4001bc BT |
1334 | setup_timer(&td->release_timer, mt_expired_timeout, (long)hdev); |
1335 | ||
5519cab4 BT |
1336 | ret = hid_parse(hdev); |
1337 | if (ret != 0) | |
c08d46aa | 1338 | return ret; |
5519cab4 | 1339 | |
f3287a99 BT |
1340 | if (mtclass->quirks & MT_QUIRK_FIX_CONST_CONTACT_ID) |
1341 | mt_fix_const_fields(hdev, HID_DG_CONTACTID); | |
1342 | ||
5519cab4 | 1343 | ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); |
2d93666e | 1344 | if (ret) |
c08d46aa | 1345 | return ret; |
5519cab4 | 1346 | |
eec29e3d | 1347 | ret = sysfs_create_group(&hdev->dev.kobj, &mt_attribute_group); |
0c4b3c63 NK |
1348 | if (ret) |
1349 | dev_warn(&hdev->dev, "Cannot allocate sysfs group for %s\n", | |
1350 | hdev->name); | |
eec29e3d | 1351 | |
31ae9bdd | 1352 | mt_set_maxcontacts(hdev); |
5519cab4 BT |
1353 | mt_set_input_mode(hdev); |
1354 | ||
c08d46aa BT |
1355 | /* release .fields memory as it is not used anymore */ |
1356 | devm_kfree(&hdev->dev, td->fields); | |
3ac36d15 BT |
1357 | td->fields = NULL; |
1358 | ||
5519cab4 | 1359 | return 0; |
5519cab4 BT |
1360 | } |
1361 | ||
1362 | #ifdef CONFIG_PM | |
1363 | static int mt_reset_resume(struct hid_device *hdev) | |
1364 | { | |
d3e69b9a | 1365 | mt_release_contacts(hdev); |
31ae9bdd | 1366 | mt_set_maxcontacts(hdev); |
5519cab4 BT |
1367 | mt_set_input_mode(hdev); |
1368 | return 0; | |
1369 | } | |
dfeefd10 SL |
1370 | |
1371 | static int mt_resume(struct hid_device *hdev) | |
1372 | { | |
dfeefd10 SL |
1373 | /* Some Elan legacy devices require SET_IDLE to be set on resume. |
1374 | * It should be safe to send it to other devices too. | |
1375 | * Tested on 3M, Stantum, Cypress, Zytronic, eGalax, and Elan panels. */ | |
1376 | ||
4ba25d3f | 1377 | hid_hw_idle(hdev, 0, 0, HID_REQ_SET_IDLE); |
dfeefd10 SL |
1378 | |
1379 | return 0; | |
1380 | } | |
5519cab4 BT |
1381 | #endif |
1382 | ||
1383 | static void mt_remove(struct hid_device *hdev) | |
1384 | { | |
b897f6db BT |
1385 | struct mt_device *td = hid_get_drvdata(hdev); |
1386 | ||
4f4001bc BT |
1387 | del_timer_sync(&td->release_timer); |
1388 | ||
eec29e3d | 1389 | sysfs_remove_group(&hdev->dev.kobj, &mt_attribute_group); |
5939212d | 1390 | hid_hw_stop(hdev); |
b897f6db | 1391 | hdev->quirks = td->initial_quirks; |
5519cab4 BT |
1392 | } |
1393 | ||
0fa9c616 BT |
1394 | /* |
1395 | * This list contains only: | |
1396 | * - VID/PID of products not working with the default multitouch handling | |
1397 | * - 2 generic rules. | |
1398 | * So there is no point in adding here any device with MT_CLS_DEFAULT. | |
1399 | */ | |
5519cab4 BT |
1400 | static const struct hid_device_id mt_devices[] = { |
1401 | ||
f786bba4 BT |
1402 | /* 3M panels */ |
1403 | { .driver_data = MT_CLS_3M, | |
2c2110e9 | 1404 | MT_USB_DEVICE(USB_VENDOR_ID_3M, |
f786bba4 BT |
1405 | USB_DEVICE_ID_3M1968) }, |
1406 | { .driver_data = MT_CLS_3M, | |
2c2110e9 | 1407 | MT_USB_DEVICE(USB_VENDOR_ID_3M, |
f786bba4 | 1408 | USB_DEVICE_ID_3M2256) }, |
c4fad877 | 1409 | { .driver_data = MT_CLS_3M, |
2c2110e9 | 1410 | MT_USB_DEVICE(USB_VENDOR_ID_3M, |
c4fad877 | 1411 | USB_DEVICE_ID_3M3266) }, |
f786bba4 | 1412 | |
504c932c MO |
1413 | /* Alps devices */ |
1414 | { .driver_data = MT_CLS_WIN_8_DUAL, | |
1415 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, | |
1416 | USB_VENDOR_ID_ALPS_JP, | |
1417 | HID_DEVICE_ID_ALPS_U1_DUAL_PTP) }, | |
1418 | { .driver_data = MT_CLS_WIN_8_DUAL, | |
1419 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, | |
1420 | USB_VENDOR_ID_ALPS_JP, | |
1421 | HID_DEVICE_ID_ALPS_U1_DUAL_3BTN_PTP) }, | |
1422 | ||
56d859e1 PT |
1423 | /* Lenovo X1 TAB Gen 2 */ |
1424 | { .driver_data = MT_CLS_WIN_8_DUAL, | |
1425 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, | |
1426 | USB_VENDOR_ID_LENOVO, | |
1427 | USB_DEVICE_ID_LENOVO_X1_TAB) }, | |
1428 | ||
6aef704e BT |
1429 | /* Anton devices */ |
1430 | { .driver_data = MT_CLS_EXPORT_ALL_INPUTS, | |
1431 | MT_USB_DEVICE(USB_VENDOR_ID_ANTON, | |
1432 | USB_DEVICE_ID_ANTON_TOUCH_PAD) }, | |
e6aac342 | 1433 | |
957b8dff JPRV |
1434 | /* Asus T304UA */ |
1435 | { .driver_data = MT_CLS_ASUS, | |
1436 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, | |
1437 | USB_VENDOR_ID_ASUSTEK, | |
1438 | USB_DEVICE_ID_ASUSTEK_T304_KEYBOARD) }, | |
1439 | ||
b1057124 | 1440 | /* Atmel panels */ |
841cb157 | 1441 | { .driver_data = MT_CLS_SERIAL, |
2c2110e9 | 1442 | MT_USB_DEVICE(USB_VENDOR_ID_ATMEL, |
841cb157 | 1443 | USB_DEVICE_ID_ATMEL_MXT_DIGITIZER) }, |
b1057124 | 1444 | |
9ed32695 | 1445 | /* Baanto multitouch devices */ |
dc3e1d80 | 1446 | { .driver_data = MT_CLS_NSMU, |
16b79bb8 | 1447 | MT_USB_DEVICE(USB_VENDOR_ID_BAANTO, |
9ed32695 | 1448 | USB_DEVICE_ID_BAANTO_MT_190W2) }, |
0fa9c616 | 1449 | |
a841b62c BT |
1450 | /* Cando panels */ |
1451 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 1452 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
a841b62c | 1453 | USB_DEVICE_ID_CANDO_MULTI_TOUCH) }, |
a841b62c | 1454 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
2c2110e9 | 1455 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
a841b62c BT |
1456 | USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) }, |
1457 | ||
942fd422 | 1458 | /* Chunghwa Telecom touch panels */ |
dc3e1d80 | 1459 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1460 | MT_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, |
942fd422 AZ |
1461 | USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) }, |
1462 | ||
070f63b4 YB |
1463 | /* CJTouch panels */ |
1464 | { .driver_data = MT_CLS_NSMU, | |
1465 | MT_USB_DEVICE(USB_VENDOR_ID_CJTOUCH, | |
1466 | USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0020) }, | |
1467 | { .driver_data = MT_CLS_NSMU, | |
1468 | MT_USB_DEVICE(USB_VENDOR_ID_CJTOUCH, | |
1469 | USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0040) }, | |
1470 | ||
79603dc9 | 1471 | /* CVTouch panels */ |
dc3e1d80 | 1472 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1473 | MT_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, |
79603dc9 BT |
1474 | USB_DEVICE_ID_CVTOUCH_SCREEN) }, |
1475 | ||
22408283 | 1476 | /* eGalax devices (resistive) */ |
e36f690b | 1477 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1478 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b BT |
1479 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) }, |
1480 | { .driver_data = MT_CLS_EGALAX, | |
2c2110e9 | 1481 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 1482 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) }, |
22408283 BT |
1483 | |
1484 | /* eGalax devices (capacitive) */ | |
fd1d1525 | 1485 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1486 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1487 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7207) }, |
aa672da1 | 1488 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1489 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
aa672da1 | 1490 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) }, |
fd1d1525 | 1491 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1492 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1493 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) }, |
2ce09df4 | 1494 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1495 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
2ce09df4 | 1496 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_722A) }, |
aa672da1 | 1497 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1498 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
aa672da1 | 1499 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) }, |
fd1d1525 | 1500 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1501 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1502 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7262) }, |
aa672da1 AS |
1503 | { .driver_data = MT_CLS_EGALAX, |
1504 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
1505 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) }, | |
e36f690b | 1506 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1507 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 1508 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) }, |
fd1d1525 | 1509 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1510 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1511 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72AA) }, |
aa672da1 AS |
1512 | { .driver_data = MT_CLS_EGALAX, |
1513 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
1514 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72C4) }, | |
1515 | { .driver_data = MT_CLS_EGALAX, | |
1516 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
1517 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72D0) }, | |
66f06127 | 1518 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1519 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
66f06127 | 1520 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72FA) }, |
bb9ff210 | 1521 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1522 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
bb9ff210 | 1523 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) }, |
fd1d1525 | 1524 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1525 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1526 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7349) }, |
1b723e8d | 1527 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
ae01c9e5 TR |
1528 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
1529 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_73F7) }, | |
1b723e8d | 1530 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1531 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 1532 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) }, |
22408283 | 1533 | |
7c7606a2 TS |
1534 | /* Elitegroup panel */ |
1535 | { .driver_data = MT_CLS_SERIAL, | |
1536 | MT_USB_DEVICE(USB_VENDOR_ID_ELITEGROUP, | |
1537 | USB_DEVICE_ID_ELITEGROUP_05D8) }, | |
1538 | ||
77723e3b HR |
1539 | /* Flatfrog Panels */ |
1540 | { .driver_data = MT_CLS_FLATFROG, | |
1541 | MT_USB_DEVICE(USB_VENDOR_ID_FLATFROG, | |
1542 | USB_DEVICE_ID_MULTITOUCH_3200) }, | |
1543 | ||
3db187e7 BT |
1544 | /* FocalTech Panels */ |
1545 | { .driver_data = MT_CLS_SERIAL, | |
1546 | MT_USB_DEVICE(USB_VENDOR_ID_CYGNAL, | |
1547 | USB_DEVICE_ID_FOCALTECH_FTXXXX_MULTITOUCH) }, | |
1548 | ||
5572da08 | 1549 | /* GeneralTouch panel */ |
f5ff4e1e | 1550 | { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS, |
2c2110e9 | 1551 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, |
5572da08 | 1552 | USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) }, |
f5ff4e1e XY |
1553 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, |
1554 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1555 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PWT_TENFINGERS) }, | |
7b226292 L |
1556 | { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS, |
1557 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1558 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0101) }, | |
1559 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
1560 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1561 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0102) }, | |
1562 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
1563 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1564 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0106) }, | |
1565 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
1566 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1567 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_010A) }, | |
1568 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
1569 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1570 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_E100) }, | |
5572da08 | 1571 | |
4d5df5d1 | 1572 | /* Gametel game controller */ |
dc3e1d80 | 1573 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1574 | MT_BT_DEVICE(USB_VENDOR_ID_FRUCTEL, |
4d5df5d1 AN |
1575 | USB_DEVICE_ID_GAMETEL_MT_MODE) }, |
1576 | ||
ee0fbd14 | 1577 | /* GoodTouch panels */ |
dc3e1d80 | 1578 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1579 | MT_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, |
ee0fbd14 BT |
1580 | USB_DEVICE_ID_GOODTOUCH_000f) }, |
1581 | ||
54580365 BT |
1582 | /* Hanvon panels */ |
1583 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, | |
2c2110e9 | 1584 | MT_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT, |
54580365 BT |
1585 | USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) }, |
1586 | ||
4e61f0d7 | 1587 | /* Ilitek dual touch panel */ |
dc3e1d80 | 1588 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1589 | MT_USB_DEVICE(USB_VENDOR_ID_ILITEK, |
4e61f0d7 AZ |
1590 | USB_DEVICE_ID_ILITEK_MULTITOUCH) }, |
1591 | ||
f3287a99 BT |
1592 | /* LG Melfas panel */ |
1593 | { .driver_data = MT_CLS_LG, | |
1594 | HID_USB_DEVICE(USB_VENDOR_ID_LG, | |
1595 | USB_DEVICE_ID_LG_MELFAS_MT) }, | |
1596 | ||
4a6ee685 BT |
1597 | /* MosArt panels */ |
1598 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
2c2110e9 | 1599 | MT_USB_DEVICE(USB_VENDOR_ID_ASUS, |
4a6ee685 BT |
1600 | USB_DEVICE_ID_ASUS_T91MT)}, |
1601 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
2c2110e9 | 1602 | MT_USB_DEVICE(USB_VENDOR_ID_ASUS, |
4a6ee685 BT |
1603 | USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) }, |
1604 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
2c2110e9 | 1605 | MT_USB_DEVICE(USB_VENDOR_ID_TURBOX, |
4a6ee685 BT |
1606 | USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) }, |
1607 | ||
2258e863 DK |
1608 | /* Panasonic panels */ |
1609 | { .driver_data = MT_CLS_PANASONIC, | |
2c2110e9 | 1610 | MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC, |
2258e863 DK |
1611 | USB_DEVICE_ID_PANABOARD_UBT780) }, |
1612 | { .driver_data = MT_CLS_PANASONIC, | |
2c2110e9 | 1613 | MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC, |
2258e863 DK |
1614 | USB_DEVICE_ID_PANABOARD_UBT880) }, |
1615 | ||
4db703ea | 1616 | /* Novatek Panel */ |
dc3e1d80 | 1617 | { .driver_data = MT_CLS_NSMU, |
4380d819 | 1618 | MT_USB_DEVICE(USB_VENDOR_ID_NOVATEK, |
4db703ea AH |
1619 | USB_DEVICE_ID_NOVATEK_PCT) }, |
1620 | ||
a80e803a BT |
1621 | /* Ntrig Panel */ |
1622 | { .driver_data = MT_CLS_NSMU, | |
1623 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, | |
1624 | USB_VENDOR_ID_NTRIG, 0x1b05) }, | |
1625 | ||
b7ea95ff AT |
1626 | /* PixArt optical touch screen */ |
1627 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 1628 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART, |
b7ea95ff AT |
1629 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) }, |
1630 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 1631 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART, |
b7ea95ff AT |
1632 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) }, |
1633 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 1634 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART, |
b7ea95ff AT |
1635 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) }, |
1636 | ||
5519cab4 | 1637 | /* PixCir-based panels */ |
1e9cf35b | 1638 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, |
2c2110e9 | 1639 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
5519cab4 BT |
1640 | USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) }, |
1641 | ||
5e7ea11f | 1642 | /* Quanta-based panels */ |
5e7ea11f | 1643 | { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID, |
2c2110e9 | 1644 | MT_USB_DEVICE(USB_VENDOR_ID_QUANTA, |
5e7ea11f | 1645 | USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001) }, |
a6802e00 | 1646 | |
043b403a | 1647 | /* Stantum panels */ |
bf5af9b5 | 1648 | { .driver_data = MT_CLS_CONFIDENCE, |
2c2110e9 | 1649 | MT_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, |
043b403a | 1650 | USB_DEVICE_ID_MTP_STM)}, |
043b403a | 1651 | |
847672cd BT |
1652 | /* TopSeed panels */ |
1653 | { .driver_data = MT_CLS_TOPSEED, | |
2c2110e9 | 1654 | MT_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, |
847672cd BT |
1655 | USB_DEVICE_ID_TOPSEED2_PERIPAD_701) }, |
1656 | ||
5e74e56d | 1657 | /* Touch International panels */ |
dc3e1d80 | 1658 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1659 | MT_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL, |
5e74e56d BT |
1660 | USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) }, |
1661 | ||
617b64f9 | 1662 | /* Unitec panels */ |
dc3e1d80 | 1663 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1664 | MT_USB_DEVICE(USB_VENDOR_ID_UNITEC, |
617b64f9 | 1665 | USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) }, |
dc3e1d80 | 1666 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1667 | MT_USB_DEVICE(USB_VENDOR_ID_UNITEC, |
617b64f9 | 1668 | USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) }, |
bf9d121e | 1669 | |
da10bc25 MM |
1670 | /* VTL panels */ |
1671 | { .driver_data = MT_CLS_VTL, | |
1672 | MT_USB_DEVICE(USB_VENDOR_ID_VTL, | |
1673 | USB_DEVICE_ID_VTL_MULTITOUCH_FF3F) }, | |
1674 | ||
bf9d121e KC |
1675 | /* Wistron panels */ |
1676 | { .driver_data = MT_CLS_NSMU, | |
1677 | MT_USB_DEVICE(USB_VENDOR_ID_WISTRON, | |
1678 | USB_DEVICE_ID_WISTRON_OPTICAL_TOUCH) }, | |
1679 | ||
bc8a2a9b | 1680 | /* XAT */ |
dc3e1d80 | 1681 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1682 | MT_USB_DEVICE(USB_VENDOR_ID_XAT, |
bc8a2a9b | 1683 | USB_DEVICE_ID_XAT_CSR) }, |
617b64f9 | 1684 | |
11576c61 | 1685 | /* Xiroku */ |
dc3e1d80 | 1686 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1687 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1688 | USB_DEVICE_ID_XIROKU_SPX) }, |
dc3e1d80 | 1689 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1690 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1691 | USB_DEVICE_ID_XIROKU_MPX) }, |
dc3e1d80 | 1692 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1693 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1694 | USB_DEVICE_ID_XIROKU_CSR) }, |
dc3e1d80 | 1695 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1696 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1697 | USB_DEVICE_ID_XIROKU_SPX1) }, |
dc3e1d80 | 1698 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1699 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1700 | USB_DEVICE_ID_XIROKU_MPX1) }, |
dc3e1d80 | 1701 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1702 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1703 | USB_DEVICE_ID_XIROKU_CSR1) }, |
dc3e1d80 | 1704 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1705 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1706 | USB_DEVICE_ID_XIROKU_SPX2) }, |
dc3e1d80 | 1707 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1708 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1709 | USB_DEVICE_ID_XIROKU_MPX2) }, |
dc3e1d80 | 1710 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1711 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 MH |
1712 | USB_DEVICE_ID_XIROKU_CSR2) }, |
1713 | ||
0e82232c WNH |
1714 | /* Google MT devices */ |
1715 | { .driver_data = MT_CLS_GOOGLE, | |
1716 | HID_DEVICE(HID_BUS_ANY, HID_GROUP_ANY, USB_VENDOR_ID_GOOGLE, | |
1717 | USB_DEVICE_ID_GOOGLE_TOUCH_ROSE) }, | |
1718 | ||
4fa3a583 HR |
1719 | /* Generic MT device */ |
1720 | { HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH, HID_ANY_ID, HID_ANY_ID) }, | |
f961bd35 BT |
1721 | |
1722 | /* Generic Win 8 certified MT device */ | |
1723 | { .driver_data = MT_CLS_WIN_8, | |
1724 | HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH_WIN_8, | |
1725 | HID_ANY_ID, HID_ANY_ID) }, | |
5519cab4 BT |
1726 | { } |
1727 | }; | |
1728 | MODULE_DEVICE_TABLE(hid, mt_devices); | |
1729 | ||
1730 | static const struct hid_usage_id mt_grabbed_usages[] = { | |
1731 | { HID_ANY_ID, HID_ANY_ID, HID_ANY_ID }, | |
1732 | { HID_ANY_ID - 1, HID_ANY_ID - 1, HID_ANY_ID - 1} | |
1733 | }; | |
1734 | ||
1735 | static struct hid_driver mt_driver = { | |
1736 | .name = "hid-multitouch", | |
1737 | .id_table = mt_devices, | |
1738 | .probe = mt_probe, | |
1739 | .remove = mt_remove, | |
1740 | .input_mapping = mt_input_mapping, | |
1741 | .input_mapped = mt_input_mapped, | |
76f5902a | 1742 | .input_configured = mt_input_configured, |
5519cab4 BT |
1743 | .feature_mapping = mt_feature_mapping, |
1744 | .usage_table = mt_grabbed_usages, | |
1745 | .event = mt_event, | |
55978fa9 | 1746 | .report = mt_report, |
5519cab4 BT |
1747 | #ifdef CONFIG_PM |
1748 | .reset_resume = mt_reset_resume, | |
dfeefd10 | 1749 | .resume = mt_resume, |
5519cab4 BT |
1750 | #endif |
1751 | }; | |
f425458e | 1752 | module_hid_driver(mt_driver); |