Commit | Line | Data |
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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> | |
45 | #include <linux/usb.h> | |
46 | #include <linux/input/mt.h> | |
49a5a827 | 47 | #include <linux/string.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 */ | |
58 | #define MT_QUIRK_NOT_SEEN_MEANS_UP (1 << 0) | |
59 | #define MT_QUIRK_SLOT_IS_CONTACTID (1 << 1) | |
2d93666e | 60 | #define MT_QUIRK_CYPRESS (1 << 2) |
5572da08 | 61 | #define MT_QUIRK_SLOT_IS_CONTACTNUMBER (1 << 3) |
a062cc5a SC |
62 | #define MT_QUIRK_ALWAYS_VALID (1 << 4) |
63 | #define MT_QUIRK_VALID_IS_INRANGE (1 << 5) | |
64 | #define MT_QUIRK_VALID_IS_CONFIDENCE (1 << 6) | |
a062cc5a | 65 | #define MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE (1 << 8) |
77723e3b | 66 | #define MT_QUIRK_NO_AREA (1 << 9) |
28728399 | 67 | #define MT_QUIRK_IGNORE_DUPLICATES (1 << 10) |
9b3bb9b8 | 68 | #define MT_QUIRK_HOVERING (1 << 11) |
c2517f62 | 69 | #define MT_QUIRK_CONTACT_CNT_ACCURATE (1 << 12) |
da10bc25 | 70 | #define MT_QUIRK_FORCE_GET_FEATURE (1 << 13) |
5519cab4 | 71 | |
9abebedb AD |
72 | #define MT_INPUTMODE_TOUCHSCREEN 0x02 |
73 | #define MT_INPUTMODE_TOUCHPAD 0x03 | |
74 | ||
5519cab4 | 75 | struct mt_slot { |
349fd670 | 76 | __s32 x, y, cx, cy, p, w, h; |
5519cab4 BT |
77 | __s32 contactid; /* the device ContactID assigned to this slot */ |
78 | bool touch_state; /* is the touch valid? */ | |
9b3bb9b8 | 79 | bool inrange_state; /* is the finger in proximity of the sensor? */ |
5519cab4 BT |
80 | }; |
81 | ||
eec29e3d BT |
82 | struct mt_class { |
83 | __s32 name; /* MT_CLS */ | |
84 | __s32 quirks; | |
85 | __s32 sn_move; /* Signal/noise ratio for move events */ | |
86 | __s32 sn_width; /* Signal/noise ratio for width events */ | |
87 | __s32 sn_height; /* Signal/noise ratio for height events */ | |
88 | __s32 sn_pressure; /* Signal/noise ratio for pressure events */ | |
89 | __u8 maxcontacts; | |
c2ef8f21 | 90 | bool is_indirect; /* true for touchpads */ |
6aef704e | 91 | bool export_all_inputs; /* do not ignore mouse, keyboards, etc... */ |
eec29e3d BT |
92 | }; |
93 | ||
3ac36d15 BT |
94 | struct mt_fields { |
95 | unsigned usages[HID_MAX_FIELDS]; | |
96 | unsigned int length; | |
97 | }; | |
98 | ||
5519cab4 BT |
99 | struct mt_device { |
100 | struct mt_slot curdata; /* placeholder of incoming data */ | |
eec29e3d | 101 | struct mt_class mtclass; /* our mt device class */ |
3ac36d15 BT |
102 | struct mt_fields *fields; /* temporary placeholder for storing the |
103 | multitouch fields */ | |
7e3cc447 BT |
104 | int cc_index; /* contact count field index in the report */ |
105 | int cc_value_index; /* contact count value index in the field */ | |
5519cab4 | 106 | unsigned last_slot_field; /* the last field of a slot */ |
55978fa9 | 107 | unsigned mt_report_id; /* the report ID of the multitouch device */ |
8821f5dc BT |
108 | __s16 inputmode; /* InputMode HID feature, -1 if non-existent */ |
109 | __s16 inputmode_index; /* InputMode HID feature index in the report */ | |
110 | __s16 maxcontact_report_id; /* Maximum Contact Number HID feature, | |
31ae9bdd | 111 | -1 if non-existent */ |
9abebedb | 112 | __u8 inputmode_value; /* InputMode HID feature value */ |
5519cab4 BT |
113 | __u8 num_received; /* how many contacts we received */ |
114 | __u8 num_expected; /* expected last contact index */ | |
9498f954 | 115 | __u8 maxcontacts; |
9e87f22a BT |
116 | __u8 touches_by_report; /* how many touches are present in one report: |
117 | * 1 means we should use a serial protocol | |
118 | * > 1 means hybrid (multitouch) protocol */ | |
76f5902a | 119 | bool serial_maybe; /* need to check for serial protocol */ |
5519cab4 | 120 | bool curvalid; /* is the current contact valid? */ |
76f5902a | 121 | unsigned mt_flags; /* flags to pass to input-mt */ |
5519cab4 BT |
122 | }; |
123 | ||
a69c5f8b BT |
124 | static void mt_post_parse_default_settings(struct mt_device *td); |
125 | static void mt_post_parse(struct mt_device *td); | |
126 | ||
5519cab4 | 127 | /* classes of device behavior */ |
22408283 BT |
128 | #define MT_CLS_DEFAULT 0x0001 |
129 | ||
a062cc5a SC |
130 | #define MT_CLS_SERIAL 0x0002 |
131 | #define MT_CLS_CONFIDENCE 0x0003 | |
5e7ea11f BT |
132 | #define MT_CLS_CONFIDENCE_CONTACT_ID 0x0004 |
133 | #define MT_CLS_CONFIDENCE_MINUS_ONE 0x0005 | |
134 | #define MT_CLS_DUAL_INRANGE_CONTACTID 0x0006 | |
135 | #define MT_CLS_DUAL_INRANGE_CONTACTNUMBER 0x0007 | |
0fa9c616 | 136 | /* reserved 0x0008 */ |
b7ea95ff | 137 | #define MT_CLS_INRANGE_CONTACTNUMBER 0x0009 |
dc3e1d80 | 138 | #define MT_CLS_NSMU 0x000a |
0fa9c616 BT |
139 | /* reserved 0x0010 */ |
140 | /* reserved 0x0011 */ | |
f961bd35 | 141 | #define MT_CLS_WIN_8 0x0012 |
6aef704e | 142 | #define MT_CLS_EXPORT_ALL_INPUTS 0x0013 |
22408283 BT |
143 | |
144 | /* vendor specific classes */ | |
145 | #define MT_CLS_3M 0x0101 | |
0fa9c616 | 146 | /* reserved 0x0102 */ |
22408283 | 147 | #define MT_CLS_EGALAX 0x0103 |
1b723e8d | 148 | #define MT_CLS_EGALAX_SERIAL 0x0104 |
847672cd | 149 | #define MT_CLS_TOPSEED 0x0105 |
2258e863 | 150 | #define MT_CLS_PANASONIC 0x0106 |
77723e3b | 151 | #define MT_CLS_FLATFROG 0x0107 |
cdcd3ac4 JK |
152 | #define MT_CLS_GENERALTOUCH_TWOFINGERS 0x0108 |
153 | #define MT_CLS_GENERALTOUCH_PWT_TENFINGERS 0x0109 | |
da10bc25 | 154 | #define MT_CLS_VTL 0x0110 |
5519cab4 | 155 | |
9498f954 | 156 | #define MT_DEFAULT_MAXCONTACT 10 |
afbcb04c | 157 | #define MT_MAX_MAXCONTACT 250 |
9498f954 | 158 | |
2c2110e9 HR |
159 | #define MT_USB_DEVICE(v, p) HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH, v, p) |
160 | #define MT_BT_DEVICE(v, p) HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_MULTITOUCH, v, p) | |
161 | ||
5519cab4 BT |
162 | /* |
163 | * these device-dependent functions determine what slot corresponds | |
164 | * to a valid contact that was just read. | |
165 | */ | |
166 | ||
a3b5e577 BT |
167 | static int cypress_compute_slot(struct mt_device *td) |
168 | { | |
169 | if (td->curdata.contactid != 0 || td->num_received == 0) | |
170 | return td->curdata.contactid; | |
171 | else | |
172 | return -1; | |
173 | } | |
174 | ||
b3c21d2c | 175 | static struct mt_class mt_classes[] = { |
2d93666e | 176 | { .name = MT_CLS_DEFAULT, |
dc3e1d80 BT |
177 | .quirks = MT_QUIRK_ALWAYS_VALID | |
178 | MT_QUIRK_CONTACT_CNT_ACCURATE }, | |
179 | { .name = MT_CLS_NSMU, | |
9498f954 | 180 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP }, |
a062cc5a SC |
181 | { .name = MT_CLS_SERIAL, |
182 | .quirks = MT_QUIRK_ALWAYS_VALID}, | |
22408283 BT |
183 | { .name = MT_CLS_CONFIDENCE, |
184 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE }, | |
5e7ea11f BT |
185 | { .name = MT_CLS_CONFIDENCE_CONTACT_ID, |
186 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
187 | MT_QUIRK_SLOT_IS_CONTACTID }, | |
22408283 BT |
188 | { .name = MT_CLS_CONFIDENCE_MINUS_ONE, |
189 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
190 | MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE }, | |
1e9cf35b | 191 | { .name = MT_CLS_DUAL_INRANGE_CONTACTID, |
2d93666e BT |
192 | .quirks = MT_QUIRK_VALID_IS_INRANGE | |
193 | MT_QUIRK_SLOT_IS_CONTACTID, | |
194 | .maxcontacts = 2 }, | |
1e9cf35b | 195 | { .name = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
2d93666e BT |
196 | .quirks = MT_QUIRK_VALID_IS_INRANGE | |
197 | MT_QUIRK_SLOT_IS_CONTACTNUMBER, | |
198 | .maxcontacts = 2 }, | |
b7ea95ff AT |
199 | { .name = MT_CLS_INRANGE_CONTACTNUMBER, |
200 | .quirks = MT_QUIRK_VALID_IS_INRANGE | | |
201 | MT_QUIRK_SLOT_IS_CONTACTNUMBER }, | |
f961bd35 BT |
202 | { .name = MT_CLS_WIN_8, |
203 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
204 | MT_QUIRK_IGNORE_DUPLICATES | | |
205 | MT_QUIRK_HOVERING | | |
206 | MT_QUIRK_CONTACT_CNT_ACCURATE }, | |
6aef704e BT |
207 | { .name = MT_CLS_EXPORT_ALL_INPUTS, |
208 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
209 | MT_QUIRK_CONTACT_CNT_ACCURATE, | |
210 | .export_all_inputs = true }, | |
22408283 BT |
211 | |
212 | /* | |
213 | * vendor specific classes | |
214 | */ | |
215 | { .name = MT_CLS_3M, | |
216 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
217 | MT_QUIRK_SLOT_IS_CONTACTID, | |
218 | .sn_move = 2048, | |
219 | .sn_width = 128, | |
c5d40be5 HR |
220 | .sn_height = 128, |
221 | .maxcontacts = 60, | |
222 | }, | |
4875ac11 RN |
223 | { .name = MT_CLS_EGALAX, |
224 | .quirks = MT_QUIRK_SLOT_IS_CONTACTID | | |
2261bb9f | 225 | MT_QUIRK_VALID_IS_INRANGE, |
4875ac11 RN |
226 | .sn_move = 4096, |
227 | .sn_pressure = 32, | |
228 | }, | |
1b723e8d BT |
229 | { .name = MT_CLS_EGALAX_SERIAL, |
230 | .quirks = MT_QUIRK_SLOT_IS_CONTACTID | | |
231 | MT_QUIRK_ALWAYS_VALID, | |
4875ac11 RN |
232 | .sn_move = 4096, |
233 | .sn_pressure = 32, | |
234 | }, | |
847672cd BT |
235 | { .name = MT_CLS_TOPSEED, |
236 | .quirks = MT_QUIRK_ALWAYS_VALID, | |
237 | .is_indirect = true, | |
238 | .maxcontacts = 2, | |
239 | }, | |
2258e863 DK |
240 | { .name = MT_CLS_PANASONIC, |
241 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP, | |
242 | .maxcontacts = 4 }, | |
f5ff4e1e XY |
243 | { .name = MT_CLS_GENERALTOUCH_TWOFINGERS, |
244 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | | |
245 | MT_QUIRK_VALID_IS_INRANGE | | |
7b226292 | 246 | MT_QUIRK_SLOT_IS_CONTACTID, |
f5ff4e1e XY |
247 | .maxcontacts = 2 |
248 | }, | |
249 | { .name = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
250 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | | |
7b226292 | 251 | MT_QUIRK_SLOT_IS_CONTACTID |
f5ff4e1e | 252 | }, |
043b403a | 253 | |
77723e3b HR |
254 | { .name = MT_CLS_FLATFROG, |
255 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | | |
256 | MT_QUIRK_NO_AREA, | |
257 | .sn_move = 2048, | |
258 | .maxcontacts = 40, | |
259 | }, | |
da10bc25 MM |
260 | { .name = MT_CLS_VTL, |
261 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
262 | MT_QUIRK_CONTACT_CNT_ACCURATE | | |
263 | MT_QUIRK_FORCE_GET_FEATURE, | |
264 | }, | |
2d93666e | 265 | { } |
5519cab4 BT |
266 | }; |
267 | ||
eec29e3d BT |
268 | static ssize_t mt_show_quirks(struct device *dev, |
269 | struct device_attribute *attr, | |
270 | char *buf) | |
271 | { | |
272 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
273 | struct mt_device *td = hid_get_drvdata(hdev); | |
274 | ||
275 | return sprintf(buf, "%u\n", td->mtclass.quirks); | |
276 | } | |
277 | ||
278 | static ssize_t mt_set_quirks(struct device *dev, | |
279 | struct device_attribute *attr, | |
280 | const char *buf, size_t count) | |
281 | { | |
282 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
283 | struct mt_device *td = hid_get_drvdata(hdev); | |
284 | ||
285 | unsigned long val; | |
286 | ||
287 | if (kstrtoul(buf, 0, &val)) | |
288 | return -EINVAL; | |
289 | ||
290 | td->mtclass.quirks = val; | |
291 | ||
7e3cc447 | 292 | if (td->cc_index < 0) |
c2517f62 BT |
293 | td->mtclass.quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; |
294 | ||
eec29e3d BT |
295 | return count; |
296 | } | |
297 | ||
298 | static DEVICE_ATTR(quirks, S_IWUSR | S_IRUGO, mt_show_quirks, mt_set_quirks); | |
299 | ||
300 | static struct attribute *sysfs_attrs[] = { | |
301 | &dev_attr_quirks.attr, | |
302 | NULL | |
303 | }; | |
304 | ||
305 | static struct attribute_group mt_attribute_group = { | |
306 | .attrs = sysfs_attrs | |
307 | }; | |
308 | ||
f635bd11 | 309 | static void mt_feature_mapping(struct hid_device *hdev, |
5519cab4 BT |
310 | struct hid_field *field, struct hid_usage *usage) |
311 | { | |
9498f954 BT |
312 | struct mt_device *td = hid_get_drvdata(hdev); |
313 | ||
314 | switch (usage->hid) { | |
315 | case HID_DG_INPUTMODE: | |
8821f5dc BT |
316 | /* Ignore if value index is out of bounds. */ |
317 | if (usage->usage_index >= field->report_count) { | |
318 | dev_err(&hdev->dev, "HID_DG_INPUTMODE out of range\n"); | |
319 | break; | |
4aceed37 BT |
320 | } |
321 | ||
8821f5dc BT |
322 | td->inputmode = field->report->id; |
323 | td->inputmode_index = usage->usage_index; | |
324 | ||
9498f954 BT |
325 | break; |
326 | case HID_DG_CONTACTMAX: | |
31ae9bdd | 327 | td->maxcontact_report_id = field->report->id; |
9498f954 | 328 | td->maxcontacts = field->value[0]; |
afbcb04c BT |
329 | if (!td->maxcontacts && |
330 | field->logical_maximum <= MT_MAX_MAXCONTACT) | |
331 | td->maxcontacts = field->logical_maximum; | |
eec29e3d | 332 | if (td->mtclass.maxcontacts) |
9498f954 | 333 | /* check if the maxcontacts is given by the class */ |
eec29e3d | 334 | td->maxcontacts = td->mtclass.maxcontacts; |
9498f954 BT |
335 | |
336 | break; | |
5519cab4 BT |
337 | } |
338 | } | |
339 | ||
340 | static void set_abs(struct input_dev *input, unsigned int code, | |
341 | struct hid_field *field, int snratio) | |
342 | { | |
343 | int fmin = field->logical_minimum; | |
344 | int fmax = field->logical_maximum; | |
345 | int fuzz = snratio ? (fmax - fmin) / snratio : 0; | |
346 | input_set_abs_params(input, code, fmin, fmax, fuzz, 0); | |
37cf6e6f | 347 | input_abs_set_res(input, code, hidinput_calc_abs_res(field, code)); |
5519cab4 BT |
348 | } |
349 | ||
3ac36d15 | 350 | static void mt_store_field(struct hid_usage *usage, struct mt_device *td, |
ed9d5c96 BT |
351 | struct hid_input *hi) |
352 | { | |
3ac36d15 BT |
353 | struct mt_fields *f = td->fields; |
354 | ||
355 | if (f->length >= HID_MAX_FIELDS) | |
356 | return; | |
357 | ||
358 | f->usages[f->length++] = usage->hid; | |
ed9d5c96 BT |
359 | } |
360 | ||
a69c5f8b | 361 | static int mt_touch_input_mapping(struct hid_device *hdev, struct hid_input *hi, |
5519cab4 BT |
362 | struct hid_field *field, struct hid_usage *usage, |
363 | unsigned long **bit, int *max) | |
364 | { | |
365 | struct mt_device *td = hid_get_drvdata(hdev); | |
eec29e3d | 366 | struct mt_class *cls = &td->mtclass; |
c2ef8f21 | 367 | int code; |
349fd670 | 368 | struct hid_usage *prev_usage = NULL; |
4875ac11 | 369 | |
658d4aed | 370 | if (field->application == HID_DG_TOUCHSCREEN) |
76f5902a | 371 | td->mt_flags |= INPUT_MT_DIRECT; |
658d4aed | 372 | |
76f5902a HR |
373 | /* |
374 | * Model touchscreens providing buttons as touchpads. | |
c2ef8f21 BT |
375 | */ |
376 | if (field->application == HID_DG_TOUCHPAD || | |
9abebedb | 377 | (usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON) { |
76f5902a | 378 | td->mt_flags |= INPUT_MT_POINTER; |
9abebedb AD |
379 | td->inputmode_value = MT_INPUTMODE_TOUCHPAD; |
380 | } | |
c2ef8f21 | 381 | |
349fd670 BT |
382 | if (usage->usage_index) |
383 | prev_usage = &field->usage[usage->usage_index - 1]; | |
384 | ||
5519cab4 BT |
385 | switch (usage->hid & HID_USAGE_PAGE) { |
386 | ||
387 | case HID_UP_GENDESK: | |
388 | switch (usage->hid) { | |
389 | case HID_GD_X: | |
349fd670 BT |
390 | if (prev_usage && (prev_usage->hid == usage->hid)) { |
391 | hid_map_usage(hi, usage, bit, max, | |
392 | EV_ABS, ABS_MT_TOOL_X); | |
393 | set_abs(hi->input, ABS_MT_TOOL_X, field, | |
394 | cls->sn_move); | |
395 | } else { | |
396 | hid_map_usage(hi, usage, bit, max, | |
5519cab4 | 397 | EV_ABS, ABS_MT_POSITION_X); |
349fd670 BT |
398 | set_abs(hi->input, ABS_MT_POSITION_X, field, |
399 | cls->sn_move); | |
400 | } | |
401 | ||
3ac36d15 | 402 | mt_store_field(usage, td, hi); |
5519cab4 BT |
403 | return 1; |
404 | case HID_GD_Y: | |
349fd670 BT |
405 | if (prev_usage && (prev_usage->hid == usage->hid)) { |
406 | hid_map_usage(hi, usage, bit, max, | |
407 | EV_ABS, ABS_MT_TOOL_Y); | |
408 | set_abs(hi->input, ABS_MT_TOOL_Y, field, | |
409 | cls->sn_move); | |
410 | } else { | |
411 | hid_map_usage(hi, usage, bit, max, | |
5519cab4 | 412 | EV_ABS, ABS_MT_POSITION_Y); |
349fd670 BT |
413 | set_abs(hi->input, ABS_MT_POSITION_Y, field, |
414 | cls->sn_move); | |
415 | } | |
416 | ||
3ac36d15 | 417 | mt_store_field(usage, td, hi); |
5519cab4 BT |
418 | return 1; |
419 | } | |
420 | return 0; | |
421 | ||
422 | case HID_UP_DIGITIZER: | |
423 | switch (usage->hid) { | |
424 | case HID_DG_INRANGE: | |
9b3bb9b8 BT |
425 | if (cls->quirks & MT_QUIRK_HOVERING) { |
426 | hid_map_usage(hi, usage, bit, max, | |
427 | EV_ABS, ABS_MT_DISTANCE); | |
428 | input_set_abs_params(hi->input, | |
429 | ABS_MT_DISTANCE, 0, 1, 0, 0); | |
430 | } | |
3ac36d15 | 431 | mt_store_field(usage, td, hi); |
5519cab4 BT |
432 | return 1; |
433 | case HID_DG_CONFIDENCE: | |
3ac36d15 | 434 | mt_store_field(usage, td, hi); |
5519cab4 BT |
435 | return 1; |
436 | case HID_DG_TIPSWITCH: | |
437 | hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH); | |
438 | input_set_capability(hi->input, EV_KEY, BTN_TOUCH); | |
3ac36d15 | 439 | mt_store_field(usage, td, hi); |
5519cab4 BT |
440 | return 1; |
441 | case HID_DG_CONTACTID: | |
3ac36d15 | 442 | mt_store_field(usage, td, hi); |
9e87f22a | 443 | td->touches_by_report++; |
55978fa9 | 444 | td->mt_report_id = field->report->id; |
5519cab4 BT |
445 | return 1; |
446 | case HID_DG_WIDTH: | |
447 | hid_map_usage(hi, usage, bit, max, | |
448 | EV_ABS, ABS_MT_TOUCH_MAJOR); | |
77723e3b HR |
449 | if (!(cls->quirks & MT_QUIRK_NO_AREA)) |
450 | set_abs(hi->input, ABS_MT_TOUCH_MAJOR, field, | |
451 | cls->sn_width); | |
3ac36d15 | 452 | mt_store_field(usage, td, hi); |
5519cab4 BT |
453 | return 1; |
454 | case HID_DG_HEIGHT: | |
455 | hid_map_usage(hi, usage, bit, max, | |
456 | EV_ABS, ABS_MT_TOUCH_MINOR); | |
77723e3b HR |
457 | if (!(cls->quirks & MT_QUIRK_NO_AREA)) { |
458 | set_abs(hi->input, ABS_MT_TOUCH_MINOR, field, | |
459 | cls->sn_height); | |
460 | input_set_abs_params(hi->input, | |
1e648a13 | 461 | ABS_MT_ORIENTATION, 0, 1, 0, 0); |
77723e3b | 462 | } |
3ac36d15 | 463 | mt_store_field(usage, td, hi); |
5519cab4 BT |
464 | return 1; |
465 | case HID_DG_TIPPRESSURE: | |
466 | hid_map_usage(hi, usage, bit, max, | |
467 | EV_ABS, ABS_MT_PRESSURE); | |
468 | set_abs(hi->input, ABS_MT_PRESSURE, field, | |
469 | cls->sn_pressure); | |
3ac36d15 | 470 | mt_store_field(usage, td, hi); |
5519cab4 BT |
471 | return 1; |
472 | case HID_DG_CONTACTCOUNT: | |
8821f5dc BT |
473 | /* Ignore if indexes are out of bounds. */ |
474 | if (field->index >= field->report->maxfield || | |
475 | usage->usage_index >= field->report_count) | |
476 | return 1; | |
7e3cc447 BT |
477 | td->cc_index = field->index; |
478 | td->cc_value_index = usage->usage_index; | |
5519cab4 BT |
479 | return 1; |
480 | case HID_DG_CONTACTMAX: | |
481 | /* we don't set td->last_slot_field as contactcount and | |
482 | * contact max are global to the report */ | |
483 | return -1; | |
c2ef8f21 BT |
484 | case HID_DG_TOUCH: |
485 | /* Legacy devices use TIPSWITCH and not TOUCH. | |
486 | * Let's just ignore this field. */ | |
487 | return -1; | |
65b258e9 | 488 | } |
5519cab4 BT |
489 | /* let hid-input decide for the others */ |
490 | return 0; | |
491 | ||
c2ef8f21 BT |
492 | case HID_UP_BUTTON: |
493 | code = BTN_MOUSE + ((usage->hid - 1) & HID_USAGE); | |
494 | hid_map_usage(hi, usage, bit, max, EV_KEY, code); | |
495 | input_set_capability(hi->input, EV_KEY, code); | |
496 | return 1; | |
497 | ||
5519cab4 BT |
498 | case 0xff000000: |
499 | /* we do not want to map these: no input-oriented meaning */ | |
500 | return -1; | |
501 | } | |
502 | ||
503 | return 0; | |
504 | } | |
505 | ||
a69c5f8b | 506 | static int mt_touch_input_mapped(struct hid_device *hdev, struct hid_input *hi, |
5519cab4 BT |
507 | struct hid_field *field, struct hid_usage *usage, |
508 | unsigned long **bit, int *max) | |
509 | { | |
510 | if (usage->type == EV_KEY || usage->type == EV_ABS) | |
511 | set_bit(usage->type, hi->input->evbit); | |
512 | ||
513 | return -1; | |
514 | } | |
515 | ||
3e1b5015 | 516 | static int mt_compute_slot(struct mt_device *td, struct input_dev *input) |
5519cab4 | 517 | { |
eec29e3d | 518 | __s32 quirks = td->mtclass.quirks; |
5519cab4 | 519 | |
2d93666e BT |
520 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTID) |
521 | return td->curdata.contactid; | |
5519cab4 | 522 | |
2d93666e | 523 | if (quirks & MT_QUIRK_CYPRESS) |
a3b5e577 BT |
524 | return cypress_compute_slot(td); |
525 | ||
2d93666e BT |
526 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTNUMBER) |
527 | return td->num_received; | |
5572da08 | 528 | |
4a6ee685 BT |
529 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE) |
530 | return td->curdata.contactid - 1; | |
531 | ||
3e1b5015 | 532 | return input_mt_get_slot_by_key(input, td->curdata.contactid); |
5519cab4 BT |
533 | } |
534 | ||
535 | /* | |
536 | * this function is called when a whole contact has been processed, | |
537 | * so that it can assign it to a slot and store the data there | |
538 | */ | |
3e1b5015 | 539 | static void mt_complete_slot(struct mt_device *td, struct input_dev *input) |
5519cab4 | 540 | { |
c2517f62 BT |
541 | if ((td->mtclass.quirks & MT_QUIRK_CONTACT_CNT_ACCURATE) && |
542 | td->num_received >= td->num_expected) | |
543 | return; | |
544 | ||
20b60e6d | 545 | if (td->curvalid || (td->mtclass.quirks & MT_QUIRK_ALWAYS_VALID)) { |
3e1b5015 HR |
546 | int slotnum = mt_compute_slot(td, input); |
547 | struct mt_slot *s = &td->curdata; | |
28728399 | 548 | struct input_mt *mt = input->mt; |
5519cab4 | 549 | |
3e1b5015 HR |
550 | if (slotnum < 0 || slotnum >= td->maxcontacts) |
551 | return; | |
5519cab4 | 552 | |
28728399 BT |
553 | if ((td->mtclass.quirks & MT_QUIRK_IGNORE_DUPLICATES) && mt) { |
554 | struct input_mt_slot *slot = &mt->slots[slotnum]; | |
555 | if (input_mt_is_active(slot) && | |
556 | input_mt_is_used(mt, slot)) | |
557 | return; | |
558 | } | |
559 | ||
3e1b5015 | 560 | input_mt_slot(input, slotnum); |
5519cab4 | 561 | input_mt_report_slot_state(input, MT_TOOL_FINGER, |
9b3bb9b8 BT |
562 | s->touch_state || s->inrange_state); |
563 | if (s->touch_state || s->inrange_state) { | |
564 | /* this finger is in proximity of the sensor */ | |
f786bba4 BT |
565 | int wide = (s->w > s->h); |
566 | /* divided by two to match visual scale of touch */ | |
567 | int major = max(s->w, s->h) >> 1; | |
568 | int minor = min(s->w, s->h) >> 1; | |
569 | ||
2d93666e BT |
570 | input_event(input, EV_ABS, ABS_MT_POSITION_X, s->x); |
571 | input_event(input, EV_ABS, ABS_MT_POSITION_Y, s->y); | |
349fd670 BT |
572 | input_event(input, EV_ABS, ABS_MT_TOOL_X, s->cx); |
573 | input_event(input, EV_ABS, ABS_MT_TOOL_Y, s->cy); | |
9b3bb9b8 BT |
574 | input_event(input, EV_ABS, ABS_MT_DISTANCE, |
575 | !s->touch_state); | |
f786bba4 | 576 | input_event(input, EV_ABS, ABS_MT_ORIENTATION, wide); |
2d93666e | 577 | input_event(input, EV_ABS, ABS_MT_PRESSURE, s->p); |
f786bba4 BT |
578 | input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, major); |
579 | input_event(input, EV_ABS, ABS_MT_TOUCH_MINOR, minor); | |
2d93666e | 580 | } |
5519cab4 BT |
581 | } |
582 | ||
3e1b5015 HR |
583 | td->num_received++; |
584 | } | |
585 | ||
586 | /* | |
587 | * this function is called when a whole packet has been received and processed, | |
588 | * so that it can decide what to send to the input layer. | |
589 | */ | |
590 | static void mt_sync_frame(struct mt_device *td, struct input_dev *input) | |
591 | { | |
76f5902a | 592 | input_mt_sync_frame(input); |
5519cab4 BT |
593 | input_sync(input); |
594 | td->num_received = 0; | |
595 | } | |
596 | ||
a69c5f8b | 597 | static int mt_touch_event(struct hid_device *hid, struct hid_field *field, |
5519cab4 | 598 | struct hid_usage *usage, __s32 value) |
55978fa9 BT |
599 | { |
600 | /* we will handle the hidinput part later, now remains hiddev */ | |
601 | if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event) | |
602 | hid->hiddev_hid_event(hid, field, usage, value); | |
603 | ||
604 | return 1; | |
605 | } | |
606 | ||
607 | static void mt_process_mt_event(struct hid_device *hid, struct hid_field *field, | |
608 | struct hid_usage *usage, __s32 value) | |
5519cab4 BT |
609 | { |
610 | struct mt_device *td = hid_get_drvdata(hid); | |
eec29e3d | 611 | __s32 quirks = td->mtclass.quirks; |
4c437555 | 612 | struct input_dev *input = field->hidinput->input; |
5519cab4 | 613 | |
3e1b5015 | 614 | if (hid->claimed & HID_CLAIMED_INPUT) { |
5519cab4 BT |
615 | switch (usage->hid) { |
616 | case HID_DG_INRANGE: | |
20b60e6d | 617 | if (quirks & MT_QUIRK_VALID_IS_INRANGE) |
2d93666e | 618 | td->curvalid = value; |
9b3bb9b8 BT |
619 | if (quirks & MT_QUIRK_HOVERING) |
620 | td->curdata.inrange_state = value; | |
5519cab4 BT |
621 | break; |
622 | case HID_DG_TIPSWITCH: | |
2d93666e BT |
623 | if (quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) |
624 | td->curvalid = value; | |
5519cab4 BT |
625 | td->curdata.touch_state = value; |
626 | break; | |
627 | case HID_DG_CONFIDENCE: | |
2d93666e BT |
628 | if (quirks & MT_QUIRK_VALID_IS_CONFIDENCE) |
629 | td->curvalid = value; | |
5519cab4 BT |
630 | break; |
631 | case HID_DG_CONTACTID: | |
632 | td->curdata.contactid = value; | |
633 | break; | |
634 | case HID_DG_TIPPRESSURE: | |
635 | td->curdata.p = value; | |
636 | break; | |
637 | case HID_GD_X: | |
349fd670 BT |
638 | if (usage->code == ABS_MT_TOOL_X) |
639 | td->curdata.cx = value; | |
640 | else | |
641 | td->curdata.x = value; | |
5519cab4 BT |
642 | break; |
643 | case HID_GD_Y: | |
349fd670 BT |
644 | if (usage->code == ABS_MT_TOOL_Y) |
645 | td->curdata.cy = value; | |
646 | else | |
647 | td->curdata.y = value; | |
5519cab4 BT |
648 | break; |
649 | case HID_DG_WIDTH: | |
650 | td->curdata.w = value; | |
651 | break; | |
652 | case HID_DG_HEIGHT: | |
653 | td->curdata.h = value; | |
654 | break; | |
655 | case HID_DG_CONTACTCOUNT: | |
5519cab4 | 656 | break; |
c2ef8f21 BT |
657 | case HID_DG_TOUCH: |
658 | /* do nothing */ | |
659 | break; | |
5519cab4 BT |
660 | |
661 | default: | |
4c437555 BT |
662 | if (usage->type) |
663 | input_event(input, usage->type, usage->code, | |
664 | value); | |
55978fa9 | 665 | return; |
5519cab4 | 666 | } |
5519cab4 | 667 | |
54f4c0c3 BT |
668 | if (usage->usage_index + 1 == field->report_count) { |
669 | /* we only take into account the last report. */ | |
670 | if (usage->hid == td->last_slot_field) | |
671 | mt_complete_slot(td, field->hidinput->input); | |
54f4c0c3 | 672 | } |
5519cab4 | 673 | |
2d93666e | 674 | } |
55978fa9 | 675 | } |
5519cab4 | 676 | |
a69c5f8b | 677 | static void mt_touch_report(struct hid_device *hid, struct hid_report *report) |
55978fa9 BT |
678 | { |
679 | struct mt_device *td = hid_get_drvdata(hid); | |
680 | struct hid_field *field; | |
681 | unsigned count; | |
682 | int r, n; | |
5519cab4 | 683 | |
c2517f62 BT |
684 | /* |
685 | * Includes multi-packet support where subsequent | |
686 | * packets are sent with zero contactcount. | |
687 | */ | |
7e3cc447 BT |
688 | if (td->cc_index >= 0) { |
689 | struct hid_field *field = report->field[td->cc_index]; | |
690 | int value = field->value[td->cc_value_index]; | |
691 | if (value) | |
692 | td->num_expected = value; | |
693 | } | |
c2517f62 | 694 | |
55978fa9 BT |
695 | for (r = 0; r < report->maxfield; r++) { |
696 | field = report->field[r]; | |
697 | count = field->report_count; | |
698 | ||
699 | if (!(HID_MAIN_ITEM_VARIABLE & field->flags)) | |
700 | continue; | |
701 | ||
702 | for (n = 0; n < count; n++) | |
703 | mt_process_mt_event(hid, field, &field->usage[n], | |
704 | field->value[n]); | |
705 | } | |
5b62efd8 BT |
706 | |
707 | if (td->num_received >= td->num_expected) | |
708 | mt_sync_frame(td, report->field[0]->hidinput->input); | |
5519cab4 BT |
709 | } |
710 | ||
a69c5f8b BT |
711 | static void mt_touch_input_configured(struct hid_device *hdev, |
712 | struct hid_input *hi) | |
713 | { | |
714 | struct mt_device *td = hid_get_drvdata(hdev); | |
715 | struct mt_class *cls = &td->mtclass; | |
716 | struct input_dev *input = hi->input; | |
717 | ||
718 | if (!td->maxcontacts) | |
719 | td->maxcontacts = MT_DEFAULT_MAXCONTACT; | |
720 | ||
721 | mt_post_parse(td); | |
722 | if (td->serial_maybe) | |
723 | mt_post_parse_default_settings(td); | |
724 | ||
725 | if (cls->is_indirect) | |
726 | td->mt_flags |= INPUT_MT_POINTER; | |
727 | ||
728 | if (cls->quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) | |
729 | td->mt_flags |= INPUT_MT_DROP_UNUSED; | |
730 | ||
731 | input_mt_init_slots(input, td->maxcontacts, td->mt_flags); | |
732 | ||
733 | td->mt_flags = 0; | |
734 | } | |
735 | ||
736 | static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi, | |
737 | struct hid_field *field, struct hid_usage *usage, | |
738 | unsigned long **bit, int *max) | |
739 | { | |
6aef704e BT |
740 | struct mt_device *td = hid_get_drvdata(hdev); |
741 | ||
742 | /* | |
743 | * If mtclass.export_all_inputs is not set, only map fields from | |
744 | * TouchScreen or TouchPad collections. We need to ignore fields | |
745 | * that belong to other collections such as Mouse that might have | |
746 | * the same GenericDesktop usages. | |
747 | */ | |
748 | if (!td->mtclass.export_all_inputs && | |
749 | field->application != HID_DG_TOUCHSCREEN && | |
fa11aa72 | 750 | field->application != HID_DG_PEN && |
a69c5f8b | 751 | field->application != HID_DG_TOUCHPAD) |
6f492f28 | 752 | return -1; |
a69c5f8b | 753 | |
6aef704e BT |
754 | /* |
755 | * some egalax touchscreens have "application == HID_DG_TOUCHSCREEN" | |
756 | * for the stylus. | |
757 | */ | |
a69c5f8b | 758 | if (field->physical == HID_DG_STYLUS) |
e55f6200 | 759 | return 0; |
a69c5f8b | 760 | |
6aef704e BT |
761 | if (field->application == HID_DG_TOUCHSCREEN || |
762 | field->application == HID_DG_TOUCHPAD) | |
763 | return mt_touch_input_mapping(hdev, hi, field, usage, bit, max); | |
764 | ||
765 | /* let hid-core decide for the others */ | |
766 | return 0; | |
a69c5f8b BT |
767 | } |
768 | ||
769 | static int mt_input_mapped(struct hid_device *hdev, struct hid_input *hi, | |
770 | struct hid_field *field, struct hid_usage *usage, | |
771 | unsigned long **bit, int *max) | |
772 | { | |
6aef704e BT |
773 | /* |
774 | * some egalax touchscreens have "application == HID_DG_TOUCHSCREEN" | |
775 | * for the stylus. | |
776 | */ | |
fa11aa72 | 777 | if (field->physical == HID_DG_STYLUS) |
e55f6200 | 778 | return 0; |
fa11aa72 | 779 | |
6aef704e BT |
780 | if (field->application == HID_DG_TOUCHSCREEN || |
781 | field->application == HID_DG_TOUCHPAD) | |
782 | return mt_touch_input_mapped(hdev, hi, field, usage, bit, max); | |
783 | ||
784 | /* let hid-core decide for the others */ | |
785 | return 0; | |
a69c5f8b BT |
786 | } |
787 | ||
788 | static int mt_event(struct hid_device *hid, struct hid_field *field, | |
789 | struct hid_usage *usage, __s32 value) | |
790 | { | |
791 | struct mt_device *td = hid_get_drvdata(hid); | |
792 | ||
793 | if (field->report->id == td->mt_report_id) | |
794 | return mt_touch_event(hid, field, usage, value); | |
795 | ||
e55f6200 | 796 | return 0; |
a69c5f8b BT |
797 | } |
798 | ||
799 | static void mt_report(struct hid_device *hid, struct hid_report *report) | |
800 | { | |
801 | struct mt_device *td = hid_get_drvdata(hid); | |
e55f6200 | 802 | struct hid_field *field = report->field[0]; |
a69c5f8b BT |
803 | |
804 | if (!(hid->claimed & HID_CLAIMED_INPUT)) | |
805 | return; | |
806 | ||
807 | if (report->id == td->mt_report_id) | |
e55f6200 | 808 | return mt_touch_report(hid, report); |
fa11aa72 | 809 | |
e55f6200 BT |
810 | if (field && field->hidinput && field->hidinput->input) |
811 | input_sync(field->hidinput->input); | |
5519cab4 BT |
812 | } |
813 | ||
814 | static void mt_set_input_mode(struct hid_device *hdev) | |
815 | { | |
816 | struct mt_device *td = hid_get_drvdata(hdev); | |
817 | struct hid_report *r; | |
818 | struct hid_report_enum *re; | |
da10bc25 MM |
819 | struct mt_class *cls = &td->mtclass; |
820 | char *buf; | |
821 | int report_len; | |
5519cab4 BT |
822 | |
823 | if (td->inputmode < 0) | |
824 | return; | |
825 | ||
826 | re = &(hdev->report_enum[HID_FEATURE_REPORT]); | |
827 | r = re->report_id_hash[td->inputmode]; | |
828 | if (r) { | |
da10bc25 | 829 | if (cls->quirks & MT_QUIRK_FORCE_GET_FEATURE) { |
dabb05c6 | 830 | report_len = hid_report_len(r); |
da10bc25 MM |
831 | buf = hid_alloc_report_buf(r, GFP_KERNEL); |
832 | if (!buf) { | |
833 | hid_err(hdev, "failed to allocate buffer for report\n"); | |
834 | return; | |
835 | } | |
836 | hid_hw_raw_request(hdev, r->id, buf, report_len, | |
837 | HID_FEATURE_REPORT, | |
838 | HID_REQ_GET_REPORT); | |
839 | kfree(buf); | |
840 | } | |
9abebedb | 841 | r->field[0]->value[td->inputmode_index] = td->inputmode_value; |
d8814272 | 842 | hid_hw_request(hdev, r, HID_REQ_SET_REPORT); |
5519cab4 BT |
843 | } |
844 | } | |
845 | ||
31ae9bdd BT |
846 | static void mt_set_maxcontacts(struct hid_device *hdev) |
847 | { | |
848 | struct mt_device *td = hid_get_drvdata(hdev); | |
849 | struct hid_report *r; | |
850 | struct hid_report_enum *re; | |
851 | int fieldmax, max; | |
852 | ||
853 | if (td->maxcontact_report_id < 0) | |
854 | return; | |
855 | ||
856 | if (!td->mtclass.maxcontacts) | |
857 | return; | |
858 | ||
859 | re = &hdev->report_enum[HID_FEATURE_REPORT]; | |
860 | r = re->report_id_hash[td->maxcontact_report_id]; | |
861 | if (r) { | |
862 | max = td->mtclass.maxcontacts; | |
863 | fieldmax = r->field[0]->logical_maximum; | |
864 | max = min(fieldmax, max); | |
865 | if (r->field[0]->value[0] != max) { | |
866 | r->field[0]->value[0] = max; | |
d8814272 | 867 | hid_hw_request(hdev, r, HID_REQ_SET_REPORT); |
31ae9bdd BT |
868 | } |
869 | } | |
870 | } | |
871 | ||
4fa3a583 HR |
872 | static void mt_post_parse_default_settings(struct mt_device *td) |
873 | { | |
874 | __s32 quirks = td->mtclass.quirks; | |
875 | ||
876 | /* unknown serial device needs special quirks */ | |
877 | if (td->touches_by_report == 1) { | |
878 | quirks |= MT_QUIRK_ALWAYS_VALID; | |
879 | quirks &= ~MT_QUIRK_NOT_SEEN_MEANS_UP; | |
880 | quirks &= ~MT_QUIRK_VALID_IS_INRANGE; | |
881 | quirks &= ~MT_QUIRK_VALID_IS_CONFIDENCE; | |
e0bb8f9a | 882 | quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; |
4fa3a583 HR |
883 | } |
884 | ||
885 | td->mtclass.quirks = quirks; | |
886 | } | |
887 | ||
3ac36d15 BT |
888 | static void mt_post_parse(struct mt_device *td) |
889 | { | |
890 | struct mt_fields *f = td->fields; | |
c2517f62 | 891 | struct mt_class *cls = &td->mtclass; |
3ac36d15 BT |
892 | |
893 | if (td->touches_by_report > 0) { | |
894 | int field_count_per_touch = f->length / td->touches_by_report; | |
895 | td->last_slot_field = f->usages[field_count_per_touch - 1]; | |
896 | } | |
c2517f62 | 897 | |
7e3cc447 | 898 | if (td->cc_index < 0) |
c2517f62 | 899 | cls->quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; |
3ac36d15 BT |
900 | } |
901 | ||
76f5902a | 902 | static void mt_input_configured(struct hid_device *hdev, struct hid_input *hi) |
76f5902a HR |
903 | { |
904 | struct mt_device *td = hid_get_drvdata(hdev); | |
c08d46aa BT |
905 | char *name; |
906 | const char *suffix = NULL; | |
6aef704e | 907 | struct hid_field *field = hi->report->field[0]; |
76f5902a | 908 | |
5b6498a1 BT |
909 | if (hi->report->id == td->mt_report_id) |
910 | mt_touch_input_configured(hdev, hi); | |
76f5902a | 911 | |
6aef704e BT |
912 | /* |
913 | * some egalax touchscreens have "application == HID_DG_TOUCHSCREEN" | |
914 | * for the stylus. Check this first, and then rely on the application | |
915 | * field. | |
916 | */ | |
c08d46aa BT |
917 | if (hi->report->field[0]->physical == HID_DG_STYLUS) { |
918 | suffix = "Pen"; | |
e55f6200 BT |
919 | /* force BTN_STYLUS to allow tablet matching in udev */ |
920 | __set_bit(BTN_STYLUS, hi->input->keybit); | |
6aef704e BT |
921 | } else { |
922 | switch (field->application) { | |
923 | case HID_GD_KEYBOARD: | |
924 | suffix = "Keyboard"; | |
925 | break; | |
926 | case HID_GD_KEYPAD: | |
927 | suffix = "Keypad"; | |
928 | break; | |
929 | case HID_GD_MOUSE: | |
930 | suffix = "Mouse"; | |
931 | break; | |
932 | case HID_DG_STYLUS: | |
933 | suffix = "Pen"; | |
934 | /* force BTN_STYLUS to allow tablet matching in udev */ | |
935 | __set_bit(BTN_STYLUS, hi->input->keybit); | |
936 | break; | |
937 | case HID_DG_TOUCHSCREEN: | |
938 | /* we do not set suffix = "Touchscreen" */ | |
939 | break; | |
940 | case HID_GD_SYSTEM_CONTROL: | |
941 | suffix = "System Control"; | |
942 | break; | |
943 | case HID_CP_CONSUMER_CONTROL: | |
944 | suffix = "Consumer Control"; | |
945 | break; | |
946 | default: | |
947 | suffix = "UNKNOWN"; | |
948 | break; | |
949 | } | |
c08d46aa BT |
950 | } |
951 | ||
952 | if (suffix) { | |
953 | name = devm_kzalloc(&hi->input->dev, | |
954 | strlen(hdev->name) + strlen(suffix) + 2, | |
955 | GFP_KERNEL); | |
956 | if (name) { | |
957 | sprintf(name, "%s %s", hdev->name, suffix); | |
958 | hi->input->name = name; | |
959 | } | |
960 | } | |
76f5902a HR |
961 | } |
962 | ||
5519cab4 BT |
963 | static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id) |
964 | { | |
2d93666e | 965 | int ret, i; |
5519cab4 | 966 | struct mt_device *td; |
2d93666e BT |
967 | struct mt_class *mtclass = mt_classes; /* MT_CLS_DEFAULT */ |
968 | ||
94b5485c HR |
969 | for (i = 0; mt_classes[i].name ; i++) { |
970 | if (id->driver_data == mt_classes[i].name) { | |
971 | mtclass = &(mt_classes[i]); | |
972 | break; | |
2d93666e BT |
973 | } |
974 | } | |
5519cab4 | 975 | |
d682bd7f HR |
976 | /* This allows the driver to correctly support devices |
977 | * that emit events over several HID messages. | |
978 | */ | |
979 | hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC; | |
5519cab4 | 980 | |
fa11aa72 BT |
981 | /* |
982 | * This allows the driver to handle different input sensors | |
983 | * that emits events through different reports on the same HID | |
984 | * device. | |
985 | */ | |
986 | hdev->quirks |= HID_QUIRK_MULTI_INPUT; | |
987 | hdev->quirks |= HID_QUIRK_NO_EMPTY_INPUT; | |
988 | ||
595e9276 BT |
989 | /* |
990 | * Handle special quirks for Windows 8 certified devices. | |
991 | */ | |
992 | if (id->group == HID_GROUP_MULTITOUCH_WIN_8) | |
993 | /* | |
994 | * Some multitouch screens do not like to be polled for input | |
995 | * reports. Fortunately, the Win8 spec says that all touches | |
996 | * should be sent during each report, making the initialization | |
997 | * of input reports unnecessary. | |
998 | */ | |
999 | hdev->quirks |= HID_QUIRK_NO_INIT_INPUT_REPORTS; | |
1000 | ||
c08d46aa | 1001 | td = devm_kzalloc(&hdev->dev, sizeof(struct mt_device), GFP_KERNEL); |
5519cab4 BT |
1002 | if (!td) { |
1003 | dev_err(&hdev->dev, "cannot allocate multitouch data\n"); | |
1004 | return -ENOMEM; | |
1005 | } | |
eec29e3d | 1006 | td->mtclass = *mtclass; |
5519cab4 | 1007 | td->inputmode = -1; |
31ae9bdd | 1008 | td->maxcontact_report_id = -1; |
9abebedb | 1009 | td->inputmode_value = MT_INPUTMODE_TOUCHSCREEN; |
7e3cc447 | 1010 | td->cc_index = -1; |
fa11aa72 | 1011 | td->mt_report_id = -1; |
5519cab4 BT |
1012 | hid_set_drvdata(hdev, td); |
1013 | ||
c08d46aa BT |
1014 | td->fields = devm_kzalloc(&hdev->dev, sizeof(struct mt_fields), |
1015 | GFP_KERNEL); | |
3ac36d15 BT |
1016 | if (!td->fields) { |
1017 | dev_err(&hdev->dev, "cannot allocate multitouch fields data\n"); | |
c08d46aa | 1018 | return -ENOMEM; |
3ac36d15 BT |
1019 | } |
1020 | ||
76f5902a HR |
1021 | if (id->vendor == HID_ANY_ID && id->product == HID_ANY_ID) |
1022 | td->serial_maybe = true; | |
1023 | ||
5519cab4 BT |
1024 | ret = hid_parse(hdev); |
1025 | if (ret != 0) | |
c08d46aa | 1026 | return ret; |
5519cab4 BT |
1027 | |
1028 | ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); | |
2d93666e | 1029 | if (ret) |
c08d46aa | 1030 | return ret; |
5519cab4 | 1031 | |
eec29e3d BT |
1032 | ret = sysfs_create_group(&hdev->dev.kobj, &mt_attribute_group); |
1033 | ||
31ae9bdd | 1034 | mt_set_maxcontacts(hdev); |
5519cab4 BT |
1035 | mt_set_input_mode(hdev); |
1036 | ||
c08d46aa BT |
1037 | /* release .fields memory as it is not used anymore */ |
1038 | devm_kfree(&hdev->dev, td->fields); | |
3ac36d15 BT |
1039 | td->fields = NULL; |
1040 | ||
5519cab4 | 1041 | return 0; |
5519cab4 BT |
1042 | } |
1043 | ||
1044 | #ifdef CONFIG_PM | |
1045 | static int mt_reset_resume(struct hid_device *hdev) | |
1046 | { | |
31ae9bdd | 1047 | mt_set_maxcontacts(hdev); |
5519cab4 BT |
1048 | mt_set_input_mode(hdev); |
1049 | return 0; | |
1050 | } | |
dfeefd10 SL |
1051 | |
1052 | static int mt_resume(struct hid_device *hdev) | |
1053 | { | |
dfeefd10 SL |
1054 | /* Some Elan legacy devices require SET_IDLE to be set on resume. |
1055 | * It should be safe to send it to other devices too. | |
1056 | * Tested on 3M, Stantum, Cypress, Zytronic, eGalax, and Elan panels. */ | |
1057 | ||
4ba25d3f | 1058 | hid_hw_idle(hdev, 0, 0, HID_REQ_SET_IDLE); |
dfeefd10 SL |
1059 | |
1060 | return 0; | |
1061 | } | |
5519cab4 BT |
1062 | #endif |
1063 | ||
1064 | static void mt_remove(struct hid_device *hdev) | |
1065 | { | |
eec29e3d | 1066 | sysfs_remove_group(&hdev->dev.kobj, &mt_attribute_group); |
5939212d | 1067 | hid_hw_stop(hdev); |
5519cab4 BT |
1068 | } |
1069 | ||
0fa9c616 BT |
1070 | /* |
1071 | * This list contains only: | |
1072 | * - VID/PID of products not working with the default multitouch handling | |
1073 | * - 2 generic rules. | |
1074 | * So there is no point in adding here any device with MT_CLS_DEFAULT. | |
1075 | */ | |
5519cab4 BT |
1076 | static const struct hid_device_id mt_devices[] = { |
1077 | ||
f786bba4 BT |
1078 | /* 3M panels */ |
1079 | { .driver_data = MT_CLS_3M, | |
2c2110e9 | 1080 | MT_USB_DEVICE(USB_VENDOR_ID_3M, |
f786bba4 BT |
1081 | USB_DEVICE_ID_3M1968) }, |
1082 | { .driver_data = MT_CLS_3M, | |
2c2110e9 | 1083 | MT_USB_DEVICE(USB_VENDOR_ID_3M, |
f786bba4 | 1084 | USB_DEVICE_ID_3M2256) }, |
c4fad877 | 1085 | { .driver_data = MT_CLS_3M, |
2c2110e9 | 1086 | MT_USB_DEVICE(USB_VENDOR_ID_3M, |
c4fad877 | 1087 | USB_DEVICE_ID_3M3266) }, |
f786bba4 | 1088 | |
6aef704e BT |
1089 | /* Anton devices */ |
1090 | { .driver_data = MT_CLS_EXPORT_ALL_INPUTS, | |
1091 | MT_USB_DEVICE(USB_VENDOR_ID_ANTON, | |
1092 | USB_DEVICE_ID_ANTON_TOUCH_PAD) }, | |
e6aac342 | 1093 | |
b1057124 | 1094 | /* Atmel panels */ |
841cb157 | 1095 | { .driver_data = MT_CLS_SERIAL, |
2c2110e9 | 1096 | MT_USB_DEVICE(USB_VENDOR_ID_ATMEL, |
841cb157 | 1097 | USB_DEVICE_ID_ATMEL_MXT_DIGITIZER) }, |
b1057124 | 1098 | |
9ed32695 | 1099 | /* Baanto multitouch devices */ |
dc3e1d80 | 1100 | { .driver_data = MT_CLS_NSMU, |
16b79bb8 | 1101 | MT_USB_DEVICE(USB_VENDOR_ID_BAANTO, |
9ed32695 | 1102 | USB_DEVICE_ID_BAANTO_MT_190W2) }, |
0fa9c616 | 1103 | |
a841b62c BT |
1104 | /* Cando panels */ |
1105 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 1106 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
a841b62c | 1107 | USB_DEVICE_ID_CANDO_MULTI_TOUCH) }, |
a841b62c | 1108 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
2c2110e9 | 1109 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
a841b62c BT |
1110 | USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) }, |
1111 | ||
942fd422 | 1112 | /* Chunghwa Telecom touch panels */ |
dc3e1d80 | 1113 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1114 | MT_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, |
942fd422 AZ |
1115 | USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) }, |
1116 | ||
79603dc9 | 1117 | /* CVTouch panels */ |
dc3e1d80 | 1118 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1119 | MT_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, |
79603dc9 BT |
1120 | USB_DEVICE_ID_CVTOUCH_SCREEN) }, |
1121 | ||
22408283 | 1122 | /* eGalax devices (resistive) */ |
e36f690b | 1123 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1124 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b BT |
1125 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) }, |
1126 | { .driver_data = MT_CLS_EGALAX, | |
2c2110e9 | 1127 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 1128 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) }, |
22408283 BT |
1129 | |
1130 | /* eGalax devices (capacitive) */ | |
fd1d1525 | 1131 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1132 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1133 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7207) }, |
aa672da1 | 1134 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1135 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
aa672da1 | 1136 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) }, |
fd1d1525 | 1137 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1138 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1139 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) }, |
2ce09df4 | 1140 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1141 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
2ce09df4 | 1142 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_722A) }, |
aa672da1 | 1143 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1144 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
aa672da1 | 1145 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) }, |
fd1d1525 | 1146 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1147 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1148 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7262) }, |
aa672da1 AS |
1149 | { .driver_data = MT_CLS_EGALAX, |
1150 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
1151 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) }, | |
e36f690b | 1152 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1153 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 1154 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) }, |
fd1d1525 | 1155 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1156 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1157 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72AA) }, |
aa672da1 AS |
1158 | { .driver_data = MT_CLS_EGALAX, |
1159 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
1160 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72C4) }, | |
1161 | { .driver_data = MT_CLS_EGALAX, | |
1162 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
1163 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72D0) }, | |
66f06127 | 1164 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1165 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
66f06127 | 1166 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72FA) }, |
bb9ff210 | 1167 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1168 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
bb9ff210 | 1169 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) }, |
fd1d1525 | 1170 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1171 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1172 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7349) }, |
1b723e8d | 1173 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
ae01c9e5 TR |
1174 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
1175 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_73F7) }, | |
1b723e8d | 1176 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1177 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 1178 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) }, |
22408283 | 1179 | |
7c7606a2 TS |
1180 | /* Elitegroup panel */ |
1181 | { .driver_data = MT_CLS_SERIAL, | |
1182 | MT_USB_DEVICE(USB_VENDOR_ID_ELITEGROUP, | |
1183 | USB_DEVICE_ID_ELITEGROUP_05D8) }, | |
1184 | ||
77723e3b HR |
1185 | /* Flatfrog Panels */ |
1186 | { .driver_data = MT_CLS_FLATFROG, | |
1187 | MT_USB_DEVICE(USB_VENDOR_ID_FLATFROG, | |
1188 | USB_DEVICE_ID_MULTITOUCH_3200) }, | |
1189 | ||
3db187e7 BT |
1190 | /* FocalTech Panels */ |
1191 | { .driver_data = MT_CLS_SERIAL, | |
1192 | MT_USB_DEVICE(USB_VENDOR_ID_CYGNAL, | |
1193 | USB_DEVICE_ID_FOCALTECH_FTXXXX_MULTITOUCH) }, | |
1194 | ||
5572da08 | 1195 | /* GeneralTouch panel */ |
f5ff4e1e | 1196 | { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS, |
2c2110e9 | 1197 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, |
5572da08 | 1198 | USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) }, |
f5ff4e1e XY |
1199 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, |
1200 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1201 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PWT_TENFINGERS) }, | |
7b226292 L |
1202 | { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS, |
1203 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1204 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0101) }, | |
1205 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
1206 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1207 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0102) }, | |
1208 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
1209 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1210 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0106) }, | |
1211 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
1212 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1213 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_010A) }, | |
1214 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
1215 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1216 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_E100) }, | |
5572da08 | 1217 | |
4d5df5d1 | 1218 | /* Gametel game controller */ |
dc3e1d80 | 1219 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1220 | MT_BT_DEVICE(USB_VENDOR_ID_FRUCTEL, |
4d5df5d1 AN |
1221 | USB_DEVICE_ID_GAMETEL_MT_MODE) }, |
1222 | ||
ee0fbd14 | 1223 | /* GoodTouch panels */ |
dc3e1d80 | 1224 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1225 | MT_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, |
ee0fbd14 BT |
1226 | USB_DEVICE_ID_GOODTOUCH_000f) }, |
1227 | ||
54580365 BT |
1228 | /* Hanvon panels */ |
1229 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, | |
2c2110e9 | 1230 | MT_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT, |
54580365 BT |
1231 | USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) }, |
1232 | ||
4e61f0d7 | 1233 | /* Ilitek dual touch panel */ |
dc3e1d80 | 1234 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1235 | MT_USB_DEVICE(USB_VENDOR_ID_ILITEK, |
4e61f0d7 AZ |
1236 | USB_DEVICE_ID_ILITEK_MULTITOUCH) }, |
1237 | ||
4a6ee685 BT |
1238 | /* MosArt panels */ |
1239 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
2c2110e9 | 1240 | MT_USB_DEVICE(USB_VENDOR_ID_ASUS, |
4a6ee685 BT |
1241 | USB_DEVICE_ID_ASUS_T91MT)}, |
1242 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
2c2110e9 | 1243 | MT_USB_DEVICE(USB_VENDOR_ID_ASUS, |
4a6ee685 BT |
1244 | USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) }, |
1245 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
2c2110e9 | 1246 | MT_USB_DEVICE(USB_VENDOR_ID_TURBOX, |
4a6ee685 BT |
1247 | USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) }, |
1248 | ||
2258e863 DK |
1249 | /* Panasonic panels */ |
1250 | { .driver_data = MT_CLS_PANASONIC, | |
2c2110e9 | 1251 | MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC, |
2258e863 DK |
1252 | USB_DEVICE_ID_PANABOARD_UBT780) }, |
1253 | { .driver_data = MT_CLS_PANASONIC, | |
2c2110e9 | 1254 | MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC, |
2258e863 DK |
1255 | USB_DEVICE_ID_PANABOARD_UBT880) }, |
1256 | ||
4db703ea | 1257 | /* Novatek Panel */ |
dc3e1d80 | 1258 | { .driver_data = MT_CLS_NSMU, |
4380d819 | 1259 | MT_USB_DEVICE(USB_VENDOR_ID_NOVATEK, |
4db703ea AH |
1260 | USB_DEVICE_ID_NOVATEK_PCT) }, |
1261 | ||
b7ea95ff AT |
1262 | /* PixArt optical touch screen */ |
1263 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 1264 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART, |
b7ea95ff AT |
1265 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) }, |
1266 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 1267 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART, |
b7ea95ff AT |
1268 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) }, |
1269 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 1270 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART, |
b7ea95ff AT |
1271 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) }, |
1272 | ||
5519cab4 | 1273 | /* PixCir-based panels */ |
1e9cf35b | 1274 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, |
2c2110e9 | 1275 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
5519cab4 BT |
1276 | USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) }, |
1277 | ||
5e7ea11f | 1278 | /* Quanta-based panels */ |
5e7ea11f | 1279 | { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID, |
2c2110e9 | 1280 | MT_USB_DEVICE(USB_VENDOR_ID_QUANTA, |
5e7ea11f | 1281 | USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001) }, |
a6802e00 | 1282 | |
043b403a | 1283 | /* Stantum panels */ |
bf5af9b5 | 1284 | { .driver_data = MT_CLS_CONFIDENCE, |
2c2110e9 | 1285 | MT_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, |
043b403a | 1286 | USB_DEVICE_ID_MTP_STM)}, |
043b403a | 1287 | |
847672cd BT |
1288 | /* TopSeed panels */ |
1289 | { .driver_data = MT_CLS_TOPSEED, | |
2c2110e9 | 1290 | MT_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, |
847672cd BT |
1291 | USB_DEVICE_ID_TOPSEED2_PERIPAD_701) }, |
1292 | ||
5e74e56d | 1293 | /* Touch International panels */ |
dc3e1d80 | 1294 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1295 | MT_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL, |
5e74e56d BT |
1296 | USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) }, |
1297 | ||
617b64f9 | 1298 | /* Unitec panels */ |
dc3e1d80 | 1299 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1300 | MT_USB_DEVICE(USB_VENDOR_ID_UNITEC, |
617b64f9 | 1301 | USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) }, |
dc3e1d80 | 1302 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1303 | MT_USB_DEVICE(USB_VENDOR_ID_UNITEC, |
617b64f9 | 1304 | USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) }, |
bf9d121e | 1305 | |
da10bc25 MM |
1306 | /* VTL panels */ |
1307 | { .driver_data = MT_CLS_VTL, | |
1308 | MT_USB_DEVICE(USB_VENDOR_ID_VTL, | |
1309 | USB_DEVICE_ID_VTL_MULTITOUCH_FF3F) }, | |
1310 | ||
bf9d121e KC |
1311 | /* Wistron panels */ |
1312 | { .driver_data = MT_CLS_NSMU, | |
1313 | MT_USB_DEVICE(USB_VENDOR_ID_WISTRON, | |
1314 | USB_DEVICE_ID_WISTRON_OPTICAL_TOUCH) }, | |
1315 | ||
bc8a2a9b | 1316 | /* XAT */ |
dc3e1d80 | 1317 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1318 | MT_USB_DEVICE(USB_VENDOR_ID_XAT, |
bc8a2a9b | 1319 | USB_DEVICE_ID_XAT_CSR) }, |
617b64f9 | 1320 | |
11576c61 | 1321 | /* Xiroku */ |
dc3e1d80 | 1322 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1323 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1324 | USB_DEVICE_ID_XIROKU_SPX) }, |
dc3e1d80 | 1325 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1326 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1327 | USB_DEVICE_ID_XIROKU_MPX) }, |
dc3e1d80 | 1328 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1329 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1330 | USB_DEVICE_ID_XIROKU_CSR) }, |
dc3e1d80 | 1331 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1332 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1333 | USB_DEVICE_ID_XIROKU_SPX1) }, |
dc3e1d80 | 1334 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1335 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1336 | USB_DEVICE_ID_XIROKU_MPX1) }, |
dc3e1d80 | 1337 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1338 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1339 | USB_DEVICE_ID_XIROKU_CSR1) }, |
dc3e1d80 | 1340 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1341 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1342 | USB_DEVICE_ID_XIROKU_SPX2) }, |
dc3e1d80 | 1343 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1344 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1345 | USB_DEVICE_ID_XIROKU_MPX2) }, |
dc3e1d80 | 1346 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1347 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 MH |
1348 | USB_DEVICE_ID_XIROKU_CSR2) }, |
1349 | ||
4fa3a583 HR |
1350 | /* Generic MT device */ |
1351 | { HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH, HID_ANY_ID, HID_ANY_ID) }, | |
f961bd35 BT |
1352 | |
1353 | /* Generic Win 8 certified MT device */ | |
1354 | { .driver_data = MT_CLS_WIN_8, | |
1355 | HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH_WIN_8, | |
1356 | HID_ANY_ID, HID_ANY_ID) }, | |
5519cab4 BT |
1357 | { } |
1358 | }; | |
1359 | MODULE_DEVICE_TABLE(hid, mt_devices); | |
1360 | ||
1361 | static const struct hid_usage_id mt_grabbed_usages[] = { | |
1362 | { HID_ANY_ID, HID_ANY_ID, HID_ANY_ID }, | |
1363 | { HID_ANY_ID - 1, HID_ANY_ID - 1, HID_ANY_ID - 1} | |
1364 | }; | |
1365 | ||
1366 | static struct hid_driver mt_driver = { | |
1367 | .name = "hid-multitouch", | |
1368 | .id_table = mt_devices, | |
1369 | .probe = mt_probe, | |
1370 | .remove = mt_remove, | |
1371 | .input_mapping = mt_input_mapping, | |
1372 | .input_mapped = mt_input_mapped, | |
76f5902a | 1373 | .input_configured = mt_input_configured, |
5519cab4 BT |
1374 | .feature_mapping = mt_feature_mapping, |
1375 | .usage_table = mt_grabbed_usages, | |
1376 | .event = mt_event, | |
55978fa9 | 1377 | .report = mt_report, |
5519cab4 BT |
1378 | #ifdef CONFIG_PM |
1379 | .reset_resume = mt_reset_resume, | |
dfeefd10 | 1380 | .resume = mt_resume, |
5519cab4 BT |
1381 | #endif |
1382 | }; | |
f425458e | 1383 | module_hid_driver(mt_driver); |