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 */ | |
015fdaa9 | 119 | __u8 buttons_count; /* number of physical buttons per touchpad */ |
76f5902a | 120 | bool serial_maybe; /* need to check for serial protocol */ |
5519cab4 | 121 | bool curvalid; /* is the current contact valid? */ |
76f5902a | 122 | unsigned mt_flags; /* flags to pass to input-mt */ |
5519cab4 BT |
123 | }; |
124 | ||
a69c5f8b BT |
125 | static void mt_post_parse_default_settings(struct mt_device *td); |
126 | static void mt_post_parse(struct mt_device *td); | |
127 | ||
5519cab4 | 128 | /* classes of device behavior */ |
22408283 BT |
129 | #define MT_CLS_DEFAULT 0x0001 |
130 | ||
a062cc5a SC |
131 | #define MT_CLS_SERIAL 0x0002 |
132 | #define MT_CLS_CONFIDENCE 0x0003 | |
5e7ea11f BT |
133 | #define MT_CLS_CONFIDENCE_CONTACT_ID 0x0004 |
134 | #define MT_CLS_CONFIDENCE_MINUS_ONE 0x0005 | |
135 | #define MT_CLS_DUAL_INRANGE_CONTACTID 0x0006 | |
136 | #define MT_CLS_DUAL_INRANGE_CONTACTNUMBER 0x0007 | |
0fa9c616 | 137 | /* reserved 0x0008 */ |
b7ea95ff | 138 | #define MT_CLS_INRANGE_CONTACTNUMBER 0x0009 |
dc3e1d80 | 139 | #define MT_CLS_NSMU 0x000a |
0fa9c616 BT |
140 | /* reserved 0x0010 */ |
141 | /* reserved 0x0011 */ | |
f961bd35 | 142 | #define MT_CLS_WIN_8 0x0012 |
6aef704e | 143 | #define MT_CLS_EXPORT_ALL_INPUTS 0x0013 |
22408283 BT |
144 | |
145 | /* vendor specific classes */ | |
146 | #define MT_CLS_3M 0x0101 | |
0fa9c616 | 147 | /* reserved 0x0102 */ |
22408283 | 148 | #define MT_CLS_EGALAX 0x0103 |
1b723e8d | 149 | #define MT_CLS_EGALAX_SERIAL 0x0104 |
847672cd | 150 | #define MT_CLS_TOPSEED 0x0105 |
2258e863 | 151 | #define MT_CLS_PANASONIC 0x0106 |
77723e3b | 152 | #define MT_CLS_FLATFROG 0x0107 |
cdcd3ac4 JK |
153 | #define MT_CLS_GENERALTOUCH_TWOFINGERS 0x0108 |
154 | #define MT_CLS_GENERALTOUCH_PWT_TENFINGERS 0x0109 | |
da10bc25 | 155 | #define MT_CLS_VTL 0x0110 |
5519cab4 | 156 | |
9498f954 | 157 | #define MT_DEFAULT_MAXCONTACT 10 |
afbcb04c | 158 | #define MT_MAX_MAXCONTACT 250 |
9498f954 | 159 | |
2c2110e9 HR |
160 | #define MT_USB_DEVICE(v, p) HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH, v, p) |
161 | #define MT_BT_DEVICE(v, p) HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_MULTITOUCH, v, p) | |
162 | ||
5519cab4 BT |
163 | /* |
164 | * these device-dependent functions determine what slot corresponds | |
165 | * to a valid contact that was just read. | |
166 | */ | |
167 | ||
a3b5e577 BT |
168 | static int cypress_compute_slot(struct mt_device *td) |
169 | { | |
170 | if (td->curdata.contactid != 0 || td->num_received == 0) | |
171 | return td->curdata.contactid; | |
172 | else | |
173 | return -1; | |
174 | } | |
175 | ||
b3c21d2c | 176 | static struct mt_class mt_classes[] = { |
2d93666e | 177 | { .name = MT_CLS_DEFAULT, |
dc3e1d80 BT |
178 | .quirks = MT_QUIRK_ALWAYS_VALID | |
179 | MT_QUIRK_CONTACT_CNT_ACCURATE }, | |
180 | { .name = MT_CLS_NSMU, | |
9498f954 | 181 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP }, |
a062cc5a SC |
182 | { .name = MT_CLS_SERIAL, |
183 | .quirks = MT_QUIRK_ALWAYS_VALID}, | |
22408283 BT |
184 | { .name = MT_CLS_CONFIDENCE, |
185 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE }, | |
5e7ea11f BT |
186 | { .name = MT_CLS_CONFIDENCE_CONTACT_ID, |
187 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
188 | MT_QUIRK_SLOT_IS_CONTACTID }, | |
22408283 BT |
189 | { .name = MT_CLS_CONFIDENCE_MINUS_ONE, |
190 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
191 | MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE }, | |
1e9cf35b | 192 | { .name = MT_CLS_DUAL_INRANGE_CONTACTID, |
2d93666e BT |
193 | .quirks = MT_QUIRK_VALID_IS_INRANGE | |
194 | MT_QUIRK_SLOT_IS_CONTACTID, | |
195 | .maxcontacts = 2 }, | |
1e9cf35b | 196 | { .name = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
2d93666e BT |
197 | .quirks = MT_QUIRK_VALID_IS_INRANGE | |
198 | MT_QUIRK_SLOT_IS_CONTACTNUMBER, | |
199 | .maxcontacts = 2 }, | |
b7ea95ff AT |
200 | { .name = MT_CLS_INRANGE_CONTACTNUMBER, |
201 | .quirks = MT_QUIRK_VALID_IS_INRANGE | | |
202 | MT_QUIRK_SLOT_IS_CONTACTNUMBER }, | |
f961bd35 BT |
203 | { .name = MT_CLS_WIN_8, |
204 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
205 | MT_QUIRK_IGNORE_DUPLICATES | | |
206 | MT_QUIRK_HOVERING | | |
207 | MT_QUIRK_CONTACT_CNT_ACCURATE }, | |
6aef704e BT |
208 | { .name = MT_CLS_EXPORT_ALL_INPUTS, |
209 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
210 | MT_QUIRK_CONTACT_CNT_ACCURATE, | |
211 | .export_all_inputs = true }, | |
22408283 BT |
212 | |
213 | /* | |
214 | * vendor specific classes | |
215 | */ | |
216 | { .name = MT_CLS_3M, | |
217 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
218 | MT_QUIRK_SLOT_IS_CONTACTID, | |
219 | .sn_move = 2048, | |
220 | .sn_width = 128, | |
c5d40be5 HR |
221 | .sn_height = 128, |
222 | .maxcontacts = 60, | |
223 | }, | |
4875ac11 RN |
224 | { .name = MT_CLS_EGALAX, |
225 | .quirks = MT_QUIRK_SLOT_IS_CONTACTID | | |
2261bb9f | 226 | MT_QUIRK_VALID_IS_INRANGE, |
4875ac11 RN |
227 | .sn_move = 4096, |
228 | .sn_pressure = 32, | |
229 | }, | |
1b723e8d BT |
230 | { .name = MT_CLS_EGALAX_SERIAL, |
231 | .quirks = MT_QUIRK_SLOT_IS_CONTACTID | | |
232 | MT_QUIRK_ALWAYS_VALID, | |
4875ac11 RN |
233 | .sn_move = 4096, |
234 | .sn_pressure = 32, | |
235 | }, | |
847672cd BT |
236 | { .name = MT_CLS_TOPSEED, |
237 | .quirks = MT_QUIRK_ALWAYS_VALID, | |
238 | .is_indirect = true, | |
239 | .maxcontacts = 2, | |
240 | }, | |
2258e863 DK |
241 | { .name = MT_CLS_PANASONIC, |
242 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP, | |
243 | .maxcontacts = 4 }, | |
f5ff4e1e XY |
244 | { .name = MT_CLS_GENERALTOUCH_TWOFINGERS, |
245 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | | |
246 | MT_QUIRK_VALID_IS_INRANGE | | |
7b226292 | 247 | MT_QUIRK_SLOT_IS_CONTACTID, |
f5ff4e1e XY |
248 | .maxcontacts = 2 |
249 | }, | |
250 | { .name = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
251 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | | |
7b226292 | 252 | MT_QUIRK_SLOT_IS_CONTACTID |
f5ff4e1e | 253 | }, |
043b403a | 254 | |
77723e3b HR |
255 | { .name = MT_CLS_FLATFROG, |
256 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | | |
257 | MT_QUIRK_NO_AREA, | |
258 | .sn_move = 2048, | |
259 | .maxcontacts = 40, | |
260 | }, | |
da10bc25 MM |
261 | { .name = MT_CLS_VTL, |
262 | .quirks = MT_QUIRK_ALWAYS_VALID | | |
263 | MT_QUIRK_CONTACT_CNT_ACCURATE | | |
264 | MT_QUIRK_FORCE_GET_FEATURE, | |
265 | }, | |
2d93666e | 266 | { } |
5519cab4 BT |
267 | }; |
268 | ||
eec29e3d BT |
269 | static ssize_t mt_show_quirks(struct device *dev, |
270 | struct device_attribute *attr, | |
271 | char *buf) | |
272 | { | |
273 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
274 | struct mt_device *td = hid_get_drvdata(hdev); | |
275 | ||
276 | return sprintf(buf, "%u\n", td->mtclass.quirks); | |
277 | } | |
278 | ||
279 | static ssize_t mt_set_quirks(struct device *dev, | |
280 | struct device_attribute *attr, | |
281 | const char *buf, size_t count) | |
282 | { | |
283 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
284 | struct mt_device *td = hid_get_drvdata(hdev); | |
285 | ||
286 | unsigned long val; | |
287 | ||
288 | if (kstrtoul(buf, 0, &val)) | |
289 | return -EINVAL; | |
290 | ||
291 | td->mtclass.quirks = val; | |
292 | ||
7e3cc447 | 293 | if (td->cc_index < 0) |
c2517f62 BT |
294 | td->mtclass.quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; |
295 | ||
eec29e3d BT |
296 | return count; |
297 | } | |
298 | ||
299 | static DEVICE_ATTR(quirks, S_IWUSR | S_IRUGO, mt_show_quirks, mt_set_quirks); | |
300 | ||
301 | static struct attribute *sysfs_attrs[] = { | |
302 | &dev_attr_quirks.attr, | |
303 | NULL | |
304 | }; | |
305 | ||
306 | static struct attribute_group mt_attribute_group = { | |
307 | .attrs = sysfs_attrs | |
308 | }; | |
309 | ||
f635bd11 | 310 | static void mt_feature_mapping(struct hid_device *hdev, |
5519cab4 BT |
311 | struct hid_field *field, struct hid_usage *usage) |
312 | { | |
9498f954 BT |
313 | struct mt_device *td = hid_get_drvdata(hdev); |
314 | ||
315 | switch (usage->hid) { | |
316 | case HID_DG_INPUTMODE: | |
8821f5dc BT |
317 | /* Ignore if value index is out of bounds. */ |
318 | if (usage->usage_index >= field->report_count) { | |
319 | dev_err(&hdev->dev, "HID_DG_INPUTMODE out of range\n"); | |
320 | break; | |
4aceed37 BT |
321 | } |
322 | ||
8821f5dc BT |
323 | td->inputmode = field->report->id; |
324 | td->inputmode_index = usage->usage_index; | |
325 | ||
9498f954 BT |
326 | break; |
327 | case HID_DG_CONTACTMAX: | |
31ae9bdd | 328 | td->maxcontact_report_id = field->report->id; |
9498f954 | 329 | td->maxcontacts = field->value[0]; |
afbcb04c BT |
330 | if (!td->maxcontacts && |
331 | field->logical_maximum <= MT_MAX_MAXCONTACT) | |
332 | td->maxcontacts = field->logical_maximum; | |
eec29e3d | 333 | if (td->mtclass.maxcontacts) |
9498f954 | 334 | /* check if the maxcontacts is given by the class */ |
eec29e3d | 335 | td->maxcontacts = td->mtclass.maxcontacts; |
9498f954 BT |
336 | |
337 | break; | |
5519cab4 BT |
338 | } |
339 | } | |
340 | ||
341 | static void set_abs(struct input_dev *input, unsigned int code, | |
342 | struct hid_field *field, int snratio) | |
343 | { | |
344 | int fmin = field->logical_minimum; | |
345 | int fmax = field->logical_maximum; | |
346 | int fuzz = snratio ? (fmax - fmin) / snratio : 0; | |
347 | input_set_abs_params(input, code, fmin, fmax, fuzz, 0); | |
37cf6e6f | 348 | input_abs_set_res(input, code, hidinput_calc_abs_res(field, code)); |
5519cab4 BT |
349 | } |
350 | ||
3ac36d15 | 351 | static void mt_store_field(struct hid_usage *usage, struct mt_device *td, |
ed9d5c96 BT |
352 | struct hid_input *hi) |
353 | { | |
3ac36d15 BT |
354 | struct mt_fields *f = td->fields; |
355 | ||
356 | if (f->length >= HID_MAX_FIELDS) | |
357 | return; | |
358 | ||
359 | f->usages[f->length++] = usage->hid; | |
ed9d5c96 BT |
360 | } |
361 | ||
a69c5f8b | 362 | static int mt_touch_input_mapping(struct hid_device *hdev, struct hid_input *hi, |
5519cab4 BT |
363 | struct hid_field *field, struct hid_usage *usage, |
364 | unsigned long **bit, int *max) | |
365 | { | |
366 | struct mt_device *td = hid_get_drvdata(hdev); | |
eec29e3d | 367 | struct mt_class *cls = &td->mtclass; |
c2ef8f21 | 368 | int code; |
349fd670 | 369 | struct hid_usage *prev_usage = NULL; |
4875ac11 | 370 | |
658d4aed | 371 | if (field->application == HID_DG_TOUCHSCREEN) |
76f5902a | 372 | td->mt_flags |= INPUT_MT_DIRECT; |
658d4aed | 373 | |
76f5902a HR |
374 | /* |
375 | * Model touchscreens providing buttons as touchpads. | |
c2ef8f21 BT |
376 | */ |
377 | if (field->application == HID_DG_TOUCHPAD || | |
9abebedb | 378 | (usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON) { |
76f5902a | 379 | td->mt_flags |= INPUT_MT_POINTER; |
9abebedb AD |
380 | td->inputmode_value = MT_INPUTMODE_TOUCHPAD; |
381 | } | |
c2ef8f21 | 382 | |
015fdaa9 BT |
383 | /* count the buttons on touchpads */ |
384 | if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON) | |
385 | td->buttons_count++; | |
386 | ||
349fd670 BT |
387 | if (usage->usage_index) |
388 | prev_usage = &field->usage[usage->usage_index - 1]; | |
389 | ||
5519cab4 BT |
390 | switch (usage->hid & HID_USAGE_PAGE) { |
391 | ||
392 | case HID_UP_GENDESK: | |
393 | switch (usage->hid) { | |
394 | case HID_GD_X: | |
349fd670 BT |
395 | if (prev_usage && (prev_usage->hid == usage->hid)) { |
396 | hid_map_usage(hi, usage, bit, max, | |
397 | EV_ABS, ABS_MT_TOOL_X); | |
398 | set_abs(hi->input, ABS_MT_TOOL_X, field, | |
399 | cls->sn_move); | |
400 | } else { | |
401 | hid_map_usage(hi, usage, bit, max, | |
5519cab4 | 402 | EV_ABS, ABS_MT_POSITION_X); |
349fd670 BT |
403 | set_abs(hi->input, ABS_MT_POSITION_X, field, |
404 | cls->sn_move); | |
405 | } | |
406 | ||
3ac36d15 | 407 | mt_store_field(usage, td, hi); |
5519cab4 BT |
408 | return 1; |
409 | case HID_GD_Y: | |
349fd670 BT |
410 | if (prev_usage && (prev_usage->hid == usage->hid)) { |
411 | hid_map_usage(hi, usage, bit, max, | |
412 | EV_ABS, ABS_MT_TOOL_Y); | |
413 | set_abs(hi->input, ABS_MT_TOOL_Y, field, | |
414 | cls->sn_move); | |
415 | } else { | |
416 | hid_map_usage(hi, usage, bit, max, | |
5519cab4 | 417 | EV_ABS, ABS_MT_POSITION_Y); |
349fd670 BT |
418 | set_abs(hi->input, ABS_MT_POSITION_Y, field, |
419 | cls->sn_move); | |
420 | } | |
421 | ||
3ac36d15 | 422 | mt_store_field(usage, td, hi); |
5519cab4 BT |
423 | return 1; |
424 | } | |
425 | return 0; | |
426 | ||
427 | case HID_UP_DIGITIZER: | |
428 | switch (usage->hid) { | |
429 | case HID_DG_INRANGE: | |
9b3bb9b8 BT |
430 | if (cls->quirks & MT_QUIRK_HOVERING) { |
431 | hid_map_usage(hi, usage, bit, max, | |
432 | EV_ABS, ABS_MT_DISTANCE); | |
433 | input_set_abs_params(hi->input, | |
434 | ABS_MT_DISTANCE, 0, 1, 0, 0); | |
435 | } | |
3ac36d15 | 436 | mt_store_field(usage, td, hi); |
5519cab4 BT |
437 | return 1; |
438 | case HID_DG_CONFIDENCE: | |
3ac36d15 | 439 | mt_store_field(usage, td, hi); |
5519cab4 BT |
440 | return 1; |
441 | case HID_DG_TIPSWITCH: | |
442 | hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH); | |
443 | input_set_capability(hi->input, EV_KEY, BTN_TOUCH); | |
3ac36d15 | 444 | mt_store_field(usage, td, hi); |
5519cab4 BT |
445 | return 1; |
446 | case HID_DG_CONTACTID: | |
3ac36d15 | 447 | mt_store_field(usage, td, hi); |
9e87f22a | 448 | td->touches_by_report++; |
55978fa9 | 449 | td->mt_report_id = field->report->id; |
5519cab4 BT |
450 | return 1; |
451 | case HID_DG_WIDTH: | |
452 | hid_map_usage(hi, usage, bit, max, | |
453 | EV_ABS, ABS_MT_TOUCH_MAJOR); | |
77723e3b HR |
454 | if (!(cls->quirks & MT_QUIRK_NO_AREA)) |
455 | set_abs(hi->input, ABS_MT_TOUCH_MAJOR, field, | |
456 | cls->sn_width); | |
3ac36d15 | 457 | mt_store_field(usage, td, hi); |
5519cab4 BT |
458 | return 1; |
459 | case HID_DG_HEIGHT: | |
460 | hid_map_usage(hi, usage, bit, max, | |
461 | EV_ABS, ABS_MT_TOUCH_MINOR); | |
77723e3b HR |
462 | if (!(cls->quirks & MT_QUIRK_NO_AREA)) { |
463 | set_abs(hi->input, ABS_MT_TOUCH_MINOR, field, | |
464 | cls->sn_height); | |
465 | input_set_abs_params(hi->input, | |
1e648a13 | 466 | ABS_MT_ORIENTATION, 0, 1, 0, 0); |
77723e3b | 467 | } |
3ac36d15 | 468 | mt_store_field(usage, td, hi); |
5519cab4 BT |
469 | return 1; |
470 | case HID_DG_TIPPRESSURE: | |
471 | hid_map_usage(hi, usage, bit, max, | |
472 | EV_ABS, ABS_MT_PRESSURE); | |
473 | set_abs(hi->input, ABS_MT_PRESSURE, field, | |
474 | cls->sn_pressure); | |
3ac36d15 | 475 | mt_store_field(usage, td, hi); |
5519cab4 BT |
476 | return 1; |
477 | case HID_DG_CONTACTCOUNT: | |
8821f5dc BT |
478 | /* Ignore if indexes are out of bounds. */ |
479 | if (field->index >= field->report->maxfield || | |
480 | usage->usage_index >= field->report_count) | |
481 | return 1; | |
7e3cc447 BT |
482 | td->cc_index = field->index; |
483 | td->cc_value_index = usage->usage_index; | |
5519cab4 BT |
484 | return 1; |
485 | case HID_DG_CONTACTMAX: | |
486 | /* we don't set td->last_slot_field as contactcount and | |
487 | * contact max are global to the report */ | |
488 | return -1; | |
c2ef8f21 BT |
489 | case HID_DG_TOUCH: |
490 | /* Legacy devices use TIPSWITCH and not TOUCH. | |
491 | * Let's just ignore this field. */ | |
492 | return -1; | |
65b258e9 | 493 | } |
5519cab4 BT |
494 | /* let hid-input decide for the others */ |
495 | return 0; | |
496 | ||
c2ef8f21 BT |
497 | case HID_UP_BUTTON: |
498 | code = BTN_MOUSE + ((usage->hid - 1) & HID_USAGE); | |
499 | hid_map_usage(hi, usage, bit, max, EV_KEY, code); | |
500 | input_set_capability(hi->input, EV_KEY, code); | |
501 | return 1; | |
502 | ||
5519cab4 BT |
503 | case 0xff000000: |
504 | /* we do not want to map these: no input-oriented meaning */ | |
505 | return -1; | |
506 | } | |
507 | ||
508 | return 0; | |
509 | } | |
510 | ||
a69c5f8b | 511 | static int mt_touch_input_mapped(struct hid_device *hdev, struct hid_input *hi, |
5519cab4 BT |
512 | struct hid_field *field, struct hid_usage *usage, |
513 | unsigned long **bit, int *max) | |
514 | { | |
515 | if (usage->type == EV_KEY || usage->type == EV_ABS) | |
516 | set_bit(usage->type, hi->input->evbit); | |
517 | ||
518 | return -1; | |
519 | } | |
520 | ||
3e1b5015 | 521 | static int mt_compute_slot(struct mt_device *td, struct input_dev *input) |
5519cab4 | 522 | { |
eec29e3d | 523 | __s32 quirks = td->mtclass.quirks; |
5519cab4 | 524 | |
2d93666e BT |
525 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTID) |
526 | return td->curdata.contactid; | |
5519cab4 | 527 | |
2d93666e | 528 | if (quirks & MT_QUIRK_CYPRESS) |
a3b5e577 BT |
529 | return cypress_compute_slot(td); |
530 | ||
2d93666e BT |
531 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTNUMBER) |
532 | return td->num_received; | |
5572da08 | 533 | |
4a6ee685 BT |
534 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE) |
535 | return td->curdata.contactid - 1; | |
536 | ||
3e1b5015 | 537 | return input_mt_get_slot_by_key(input, td->curdata.contactid); |
5519cab4 BT |
538 | } |
539 | ||
540 | /* | |
541 | * this function is called when a whole contact has been processed, | |
542 | * so that it can assign it to a slot and store the data there | |
543 | */ | |
3e1b5015 | 544 | static void mt_complete_slot(struct mt_device *td, struct input_dev *input) |
5519cab4 | 545 | { |
c2517f62 BT |
546 | if ((td->mtclass.quirks & MT_QUIRK_CONTACT_CNT_ACCURATE) && |
547 | td->num_received >= td->num_expected) | |
548 | return; | |
549 | ||
20b60e6d | 550 | if (td->curvalid || (td->mtclass.quirks & MT_QUIRK_ALWAYS_VALID)) { |
3e1b5015 HR |
551 | int slotnum = mt_compute_slot(td, input); |
552 | struct mt_slot *s = &td->curdata; | |
28728399 | 553 | struct input_mt *mt = input->mt; |
5519cab4 | 554 | |
3e1b5015 HR |
555 | if (slotnum < 0 || slotnum >= td->maxcontacts) |
556 | return; | |
5519cab4 | 557 | |
28728399 BT |
558 | if ((td->mtclass.quirks & MT_QUIRK_IGNORE_DUPLICATES) && mt) { |
559 | struct input_mt_slot *slot = &mt->slots[slotnum]; | |
560 | if (input_mt_is_active(slot) && | |
561 | input_mt_is_used(mt, slot)) | |
562 | return; | |
563 | } | |
564 | ||
3e1b5015 | 565 | input_mt_slot(input, slotnum); |
5519cab4 | 566 | input_mt_report_slot_state(input, MT_TOOL_FINGER, |
9b3bb9b8 BT |
567 | s->touch_state || s->inrange_state); |
568 | if (s->touch_state || s->inrange_state) { | |
569 | /* this finger is in proximity of the sensor */ | |
f786bba4 BT |
570 | int wide = (s->w > s->h); |
571 | /* divided by two to match visual scale of touch */ | |
572 | int major = max(s->w, s->h) >> 1; | |
573 | int minor = min(s->w, s->h) >> 1; | |
574 | ||
2d93666e BT |
575 | input_event(input, EV_ABS, ABS_MT_POSITION_X, s->x); |
576 | input_event(input, EV_ABS, ABS_MT_POSITION_Y, s->y); | |
349fd670 BT |
577 | input_event(input, EV_ABS, ABS_MT_TOOL_X, s->cx); |
578 | input_event(input, EV_ABS, ABS_MT_TOOL_Y, s->cy); | |
9b3bb9b8 BT |
579 | input_event(input, EV_ABS, ABS_MT_DISTANCE, |
580 | !s->touch_state); | |
f786bba4 | 581 | input_event(input, EV_ABS, ABS_MT_ORIENTATION, wide); |
2d93666e | 582 | input_event(input, EV_ABS, ABS_MT_PRESSURE, s->p); |
f786bba4 BT |
583 | input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, major); |
584 | input_event(input, EV_ABS, ABS_MT_TOUCH_MINOR, minor); | |
2d93666e | 585 | } |
5519cab4 BT |
586 | } |
587 | ||
3e1b5015 HR |
588 | td->num_received++; |
589 | } | |
590 | ||
591 | /* | |
592 | * this function is called when a whole packet has been received and processed, | |
593 | * so that it can decide what to send to the input layer. | |
594 | */ | |
595 | static void mt_sync_frame(struct mt_device *td, struct input_dev *input) | |
596 | { | |
76f5902a | 597 | input_mt_sync_frame(input); |
5519cab4 BT |
598 | input_sync(input); |
599 | td->num_received = 0; | |
600 | } | |
601 | ||
a69c5f8b | 602 | static int mt_touch_event(struct hid_device *hid, struct hid_field *field, |
5519cab4 | 603 | struct hid_usage *usage, __s32 value) |
55978fa9 BT |
604 | { |
605 | /* we will handle the hidinput part later, now remains hiddev */ | |
606 | if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event) | |
607 | hid->hiddev_hid_event(hid, field, usage, value); | |
608 | ||
609 | return 1; | |
610 | } | |
611 | ||
612 | static void mt_process_mt_event(struct hid_device *hid, struct hid_field *field, | |
613 | struct hid_usage *usage, __s32 value) | |
5519cab4 BT |
614 | { |
615 | struct mt_device *td = hid_get_drvdata(hid); | |
eec29e3d | 616 | __s32 quirks = td->mtclass.quirks; |
4c437555 | 617 | struct input_dev *input = field->hidinput->input; |
5519cab4 | 618 | |
3e1b5015 | 619 | if (hid->claimed & HID_CLAIMED_INPUT) { |
5519cab4 BT |
620 | switch (usage->hid) { |
621 | case HID_DG_INRANGE: | |
20b60e6d | 622 | if (quirks & MT_QUIRK_VALID_IS_INRANGE) |
2d93666e | 623 | td->curvalid = value; |
9b3bb9b8 BT |
624 | if (quirks & MT_QUIRK_HOVERING) |
625 | td->curdata.inrange_state = value; | |
5519cab4 BT |
626 | break; |
627 | case HID_DG_TIPSWITCH: | |
2d93666e BT |
628 | if (quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) |
629 | td->curvalid = value; | |
5519cab4 BT |
630 | td->curdata.touch_state = value; |
631 | break; | |
632 | case HID_DG_CONFIDENCE: | |
2d93666e BT |
633 | if (quirks & MT_QUIRK_VALID_IS_CONFIDENCE) |
634 | td->curvalid = value; | |
5519cab4 BT |
635 | break; |
636 | case HID_DG_CONTACTID: | |
637 | td->curdata.contactid = value; | |
638 | break; | |
639 | case HID_DG_TIPPRESSURE: | |
640 | td->curdata.p = value; | |
641 | break; | |
642 | case HID_GD_X: | |
349fd670 BT |
643 | if (usage->code == ABS_MT_TOOL_X) |
644 | td->curdata.cx = value; | |
645 | else | |
646 | td->curdata.x = value; | |
5519cab4 BT |
647 | break; |
648 | case HID_GD_Y: | |
349fd670 BT |
649 | if (usage->code == ABS_MT_TOOL_Y) |
650 | td->curdata.cy = value; | |
651 | else | |
652 | td->curdata.y = value; | |
5519cab4 BT |
653 | break; |
654 | case HID_DG_WIDTH: | |
655 | td->curdata.w = value; | |
656 | break; | |
657 | case HID_DG_HEIGHT: | |
658 | td->curdata.h = value; | |
659 | break; | |
660 | case HID_DG_CONTACTCOUNT: | |
5519cab4 | 661 | break; |
c2ef8f21 BT |
662 | case HID_DG_TOUCH: |
663 | /* do nothing */ | |
664 | break; | |
5519cab4 BT |
665 | |
666 | default: | |
4c437555 BT |
667 | if (usage->type) |
668 | input_event(input, usage->type, usage->code, | |
669 | value); | |
55978fa9 | 670 | return; |
5519cab4 | 671 | } |
5519cab4 | 672 | |
54f4c0c3 BT |
673 | if (usage->usage_index + 1 == field->report_count) { |
674 | /* we only take into account the last report. */ | |
675 | if (usage->hid == td->last_slot_field) | |
676 | mt_complete_slot(td, field->hidinput->input); | |
54f4c0c3 | 677 | } |
5519cab4 | 678 | |
2d93666e | 679 | } |
55978fa9 | 680 | } |
5519cab4 | 681 | |
a69c5f8b | 682 | static void mt_touch_report(struct hid_device *hid, struct hid_report *report) |
55978fa9 BT |
683 | { |
684 | struct mt_device *td = hid_get_drvdata(hid); | |
685 | struct hid_field *field; | |
686 | unsigned count; | |
687 | int r, n; | |
5519cab4 | 688 | |
c2517f62 BT |
689 | /* |
690 | * Includes multi-packet support where subsequent | |
691 | * packets are sent with zero contactcount. | |
692 | */ | |
7e3cc447 BT |
693 | if (td->cc_index >= 0) { |
694 | struct hid_field *field = report->field[td->cc_index]; | |
695 | int value = field->value[td->cc_value_index]; | |
696 | if (value) | |
697 | td->num_expected = value; | |
698 | } | |
c2517f62 | 699 | |
55978fa9 BT |
700 | for (r = 0; r < report->maxfield; r++) { |
701 | field = report->field[r]; | |
702 | count = field->report_count; | |
703 | ||
704 | if (!(HID_MAIN_ITEM_VARIABLE & field->flags)) | |
705 | continue; | |
706 | ||
707 | for (n = 0; n < count; n++) | |
708 | mt_process_mt_event(hid, field, &field->usage[n], | |
709 | field->value[n]); | |
710 | } | |
5b62efd8 BT |
711 | |
712 | if (td->num_received >= td->num_expected) | |
713 | mt_sync_frame(td, report->field[0]->hidinput->input); | |
5519cab4 BT |
714 | } |
715 | ||
a69c5f8b BT |
716 | static void mt_touch_input_configured(struct hid_device *hdev, |
717 | struct hid_input *hi) | |
718 | { | |
719 | struct mt_device *td = hid_get_drvdata(hdev); | |
720 | struct mt_class *cls = &td->mtclass; | |
721 | struct input_dev *input = hi->input; | |
722 | ||
723 | if (!td->maxcontacts) | |
724 | td->maxcontacts = MT_DEFAULT_MAXCONTACT; | |
725 | ||
726 | mt_post_parse(td); | |
727 | if (td->serial_maybe) | |
728 | mt_post_parse_default_settings(td); | |
729 | ||
730 | if (cls->is_indirect) | |
731 | td->mt_flags |= INPUT_MT_POINTER; | |
732 | ||
733 | if (cls->quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) | |
734 | td->mt_flags |= INPUT_MT_DROP_UNUSED; | |
735 | ||
015fdaa9 BT |
736 | /* check for clickpads */ |
737 | if ((td->mt_flags & INPUT_MT_POINTER) && (td->buttons_count == 1)) | |
738 | __set_bit(INPUT_PROP_BUTTONPAD, input->propbit); | |
739 | ||
a69c5f8b BT |
740 | input_mt_init_slots(input, td->maxcontacts, td->mt_flags); |
741 | ||
742 | td->mt_flags = 0; | |
743 | } | |
744 | ||
745 | static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi, | |
746 | struct hid_field *field, struct hid_usage *usage, | |
747 | unsigned long **bit, int *max) | |
748 | { | |
6aef704e BT |
749 | struct mt_device *td = hid_get_drvdata(hdev); |
750 | ||
751 | /* | |
752 | * If mtclass.export_all_inputs is not set, only map fields from | |
753 | * TouchScreen or TouchPad collections. We need to ignore fields | |
754 | * that belong to other collections such as Mouse that might have | |
755 | * the same GenericDesktop usages. | |
756 | */ | |
757 | if (!td->mtclass.export_all_inputs && | |
758 | field->application != HID_DG_TOUCHSCREEN && | |
fa11aa72 | 759 | field->application != HID_DG_PEN && |
a69c5f8b | 760 | field->application != HID_DG_TOUCHPAD) |
6f492f28 | 761 | return -1; |
a69c5f8b | 762 | |
6aef704e BT |
763 | /* |
764 | * some egalax touchscreens have "application == HID_DG_TOUCHSCREEN" | |
765 | * for the stylus. | |
766 | */ | |
a69c5f8b | 767 | if (field->physical == HID_DG_STYLUS) |
e55f6200 | 768 | return 0; |
a69c5f8b | 769 | |
6aef704e BT |
770 | if (field->application == HID_DG_TOUCHSCREEN || |
771 | field->application == HID_DG_TOUCHPAD) | |
772 | return mt_touch_input_mapping(hdev, hi, field, usage, bit, max); | |
773 | ||
774 | /* let hid-core decide for the others */ | |
775 | return 0; | |
a69c5f8b BT |
776 | } |
777 | ||
778 | static int mt_input_mapped(struct hid_device *hdev, struct hid_input *hi, | |
779 | struct hid_field *field, struct hid_usage *usage, | |
780 | unsigned long **bit, int *max) | |
781 | { | |
6aef704e BT |
782 | /* |
783 | * some egalax touchscreens have "application == HID_DG_TOUCHSCREEN" | |
784 | * for the stylus. | |
785 | */ | |
fa11aa72 | 786 | if (field->physical == HID_DG_STYLUS) |
e55f6200 | 787 | return 0; |
fa11aa72 | 788 | |
6aef704e BT |
789 | if (field->application == HID_DG_TOUCHSCREEN || |
790 | field->application == HID_DG_TOUCHPAD) | |
791 | return mt_touch_input_mapped(hdev, hi, field, usage, bit, max); | |
792 | ||
793 | /* let hid-core decide for the others */ | |
794 | return 0; | |
a69c5f8b BT |
795 | } |
796 | ||
797 | static int mt_event(struct hid_device *hid, struct hid_field *field, | |
798 | struct hid_usage *usage, __s32 value) | |
799 | { | |
800 | struct mt_device *td = hid_get_drvdata(hid); | |
801 | ||
802 | if (field->report->id == td->mt_report_id) | |
803 | return mt_touch_event(hid, field, usage, value); | |
804 | ||
e55f6200 | 805 | return 0; |
a69c5f8b BT |
806 | } |
807 | ||
808 | static void mt_report(struct hid_device *hid, struct hid_report *report) | |
809 | { | |
810 | struct mt_device *td = hid_get_drvdata(hid); | |
e55f6200 | 811 | struct hid_field *field = report->field[0]; |
a69c5f8b BT |
812 | |
813 | if (!(hid->claimed & HID_CLAIMED_INPUT)) | |
814 | return; | |
815 | ||
816 | if (report->id == td->mt_report_id) | |
e55f6200 | 817 | return mt_touch_report(hid, report); |
fa11aa72 | 818 | |
e55f6200 BT |
819 | if (field && field->hidinput && field->hidinput->input) |
820 | input_sync(field->hidinput->input); | |
5519cab4 BT |
821 | } |
822 | ||
823 | static void mt_set_input_mode(struct hid_device *hdev) | |
824 | { | |
825 | struct mt_device *td = hid_get_drvdata(hdev); | |
826 | struct hid_report *r; | |
827 | struct hid_report_enum *re; | |
da10bc25 MM |
828 | struct mt_class *cls = &td->mtclass; |
829 | char *buf; | |
830 | int report_len; | |
5519cab4 BT |
831 | |
832 | if (td->inputmode < 0) | |
833 | return; | |
834 | ||
835 | re = &(hdev->report_enum[HID_FEATURE_REPORT]); | |
836 | r = re->report_id_hash[td->inputmode]; | |
837 | if (r) { | |
da10bc25 | 838 | if (cls->quirks & MT_QUIRK_FORCE_GET_FEATURE) { |
dabb05c6 | 839 | report_len = hid_report_len(r); |
da10bc25 MM |
840 | buf = hid_alloc_report_buf(r, GFP_KERNEL); |
841 | if (!buf) { | |
842 | hid_err(hdev, "failed to allocate buffer for report\n"); | |
843 | return; | |
844 | } | |
845 | hid_hw_raw_request(hdev, r->id, buf, report_len, | |
846 | HID_FEATURE_REPORT, | |
847 | HID_REQ_GET_REPORT); | |
848 | kfree(buf); | |
849 | } | |
9abebedb | 850 | r->field[0]->value[td->inputmode_index] = td->inputmode_value; |
d8814272 | 851 | hid_hw_request(hdev, r, HID_REQ_SET_REPORT); |
5519cab4 BT |
852 | } |
853 | } | |
854 | ||
31ae9bdd BT |
855 | static void mt_set_maxcontacts(struct hid_device *hdev) |
856 | { | |
857 | struct mt_device *td = hid_get_drvdata(hdev); | |
858 | struct hid_report *r; | |
859 | struct hid_report_enum *re; | |
860 | int fieldmax, max; | |
861 | ||
862 | if (td->maxcontact_report_id < 0) | |
863 | return; | |
864 | ||
865 | if (!td->mtclass.maxcontacts) | |
866 | return; | |
867 | ||
868 | re = &hdev->report_enum[HID_FEATURE_REPORT]; | |
869 | r = re->report_id_hash[td->maxcontact_report_id]; | |
870 | if (r) { | |
871 | max = td->mtclass.maxcontacts; | |
872 | fieldmax = r->field[0]->logical_maximum; | |
873 | max = min(fieldmax, max); | |
874 | if (r->field[0]->value[0] != max) { | |
875 | r->field[0]->value[0] = max; | |
d8814272 | 876 | hid_hw_request(hdev, r, HID_REQ_SET_REPORT); |
31ae9bdd BT |
877 | } |
878 | } | |
879 | } | |
880 | ||
4fa3a583 HR |
881 | static void mt_post_parse_default_settings(struct mt_device *td) |
882 | { | |
883 | __s32 quirks = td->mtclass.quirks; | |
884 | ||
885 | /* unknown serial device needs special quirks */ | |
886 | if (td->touches_by_report == 1) { | |
887 | quirks |= MT_QUIRK_ALWAYS_VALID; | |
888 | quirks &= ~MT_QUIRK_NOT_SEEN_MEANS_UP; | |
889 | quirks &= ~MT_QUIRK_VALID_IS_INRANGE; | |
890 | quirks &= ~MT_QUIRK_VALID_IS_CONFIDENCE; | |
e0bb8f9a | 891 | quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; |
4fa3a583 HR |
892 | } |
893 | ||
894 | td->mtclass.quirks = quirks; | |
895 | } | |
896 | ||
3ac36d15 BT |
897 | static void mt_post_parse(struct mt_device *td) |
898 | { | |
899 | struct mt_fields *f = td->fields; | |
c2517f62 | 900 | struct mt_class *cls = &td->mtclass; |
3ac36d15 BT |
901 | |
902 | if (td->touches_by_report > 0) { | |
903 | int field_count_per_touch = f->length / td->touches_by_report; | |
904 | td->last_slot_field = f->usages[field_count_per_touch - 1]; | |
905 | } | |
c2517f62 | 906 | |
7e3cc447 | 907 | if (td->cc_index < 0) |
c2517f62 | 908 | cls->quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; |
3ac36d15 BT |
909 | } |
910 | ||
76f5902a | 911 | static void mt_input_configured(struct hid_device *hdev, struct hid_input *hi) |
76f5902a HR |
912 | { |
913 | struct mt_device *td = hid_get_drvdata(hdev); | |
c08d46aa BT |
914 | char *name; |
915 | const char *suffix = NULL; | |
6aef704e | 916 | struct hid_field *field = hi->report->field[0]; |
76f5902a | 917 | |
5b6498a1 BT |
918 | if (hi->report->id == td->mt_report_id) |
919 | mt_touch_input_configured(hdev, hi); | |
76f5902a | 920 | |
6aef704e BT |
921 | /* |
922 | * some egalax touchscreens have "application == HID_DG_TOUCHSCREEN" | |
923 | * for the stylus. Check this first, and then rely on the application | |
924 | * field. | |
925 | */ | |
c08d46aa BT |
926 | if (hi->report->field[0]->physical == HID_DG_STYLUS) { |
927 | suffix = "Pen"; | |
e55f6200 BT |
928 | /* force BTN_STYLUS to allow tablet matching in udev */ |
929 | __set_bit(BTN_STYLUS, hi->input->keybit); | |
6aef704e BT |
930 | } else { |
931 | switch (field->application) { | |
932 | case HID_GD_KEYBOARD: | |
933 | suffix = "Keyboard"; | |
934 | break; | |
935 | case HID_GD_KEYPAD: | |
936 | suffix = "Keypad"; | |
937 | break; | |
938 | case HID_GD_MOUSE: | |
939 | suffix = "Mouse"; | |
940 | break; | |
941 | case HID_DG_STYLUS: | |
942 | suffix = "Pen"; | |
943 | /* force BTN_STYLUS to allow tablet matching in udev */ | |
944 | __set_bit(BTN_STYLUS, hi->input->keybit); | |
945 | break; | |
946 | case HID_DG_TOUCHSCREEN: | |
947 | /* we do not set suffix = "Touchscreen" */ | |
948 | break; | |
949 | case HID_GD_SYSTEM_CONTROL: | |
950 | suffix = "System Control"; | |
951 | break; | |
952 | case HID_CP_CONSUMER_CONTROL: | |
953 | suffix = "Consumer Control"; | |
954 | break; | |
955 | default: | |
956 | suffix = "UNKNOWN"; | |
957 | break; | |
958 | } | |
c08d46aa BT |
959 | } |
960 | ||
961 | if (suffix) { | |
962 | name = devm_kzalloc(&hi->input->dev, | |
963 | strlen(hdev->name) + strlen(suffix) + 2, | |
964 | GFP_KERNEL); | |
965 | if (name) { | |
966 | sprintf(name, "%s %s", hdev->name, suffix); | |
967 | hi->input->name = name; | |
968 | } | |
969 | } | |
76f5902a HR |
970 | } |
971 | ||
5519cab4 BT |
972 | static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id) |
973 | { | |
2d93666e | 974 | int ret, i; |
5519cab4 | 975 | struct mt_device *td; |
2d93666e BT |
976 | struct mt_class *mtclass = mt_classes; /* MT_CLS_DEFAULT */ |
977 | ||
94b5485c HR |
978 | for (i = 0; mt_classes[i].name ; i++) { |
979 | if (id->driver_data == mt_classes[i].name) { | |
980 | mtclass = &(mt_classes[i]); | |
981 | break; | |
2d93666e BT |
982 | } |
983 | } | |
5519cab4 | 984 | |
d682bd7f HR |
985 | /* This allows the driver to correctly support devices |
986 | * that emit events over several HID messages. | |
987 | */ | |
988 | hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC; | |
5519cab4 | 989 | |
fa11aa72 BT |
990 | /* |
991 | * This allows the driver to handle different input sensors | |
992 | * that emits events through different reports on the same HID | |
993 | * device. | |
994 | */ | |
995 | hdev->quirks |= HID_QUIRK_MULTI_INPUT; | |
996 | hdev->quirks |= HID_QUIRK_NO_EMPTY_INPUT; | |
997 | ||
595e9276 BT |
998 | /* |
999 | * Handle special quirks for Windows 8 certified devices. | |
1000 | */ | |
1001 | if (id->group == HID_GROUP_MULTITOUCH_WIN_8) | |
1002 | /* | |
1003 | * Some multitouch screens do not like to be polled for input | |
1004 | * reports. Fortunately, the Win8 spec says that all touches | |
1005 | * should be sent during each report, making the initialization | |
1006 | * of input reports unnecessary. | |
1007 | */ | |
1008 | hdev->quirks |= HID_QUIRK_NO_INIT_INPUT_REPORTS; | |
1009 | ||
c08d46aa | 1010 | td = devm_kzalloc(&hdev->dev, sizeof(struct mt_device), GFP_KERNEL); |
5519cab4 BT |
1011 | if (!td) { |
1012 | dev_err(&hdev->dev, "cannot allocate multitouch data\n"); | |
1013 | return -ENOMEM; | |
1014 | } | |
eec29e3d | 1015 | td->mtclass = *mtclass; |
5519cab4 | 1016 | td->inputmode = -1; |
31ae9bdd | 1017 | td->maxcontact_report_id = -1; |
9abebedb | 1018 | td->inputmode_value = MT_INPUTMODE_TOUCHSCREEN; |
7e3cc447 | 1019 | td->cc_index = -1; |
fa11aa72 | 1020 | td->mt_report_id = -1; |
5519cab4 BT |
1021 | hid_set_drvdata(hdev, td); |
1022 | ||
c08d46aa BT |
1023 | td->fields = devm_kzalloc(&hdev->dev, sizeof(struct mt_fields), |
1024 | GFP_KERNEL); | |
3ac36d15 BT |
1025 | if (!td->fields) { |
1026 | dev_err(&hdev->dev, "cannot allocate multitouch fields data\n"); | |
c08d46aa | 1027 | return -ENOMEM; |
3ac36d15 BT |
1028 | } |
1029 | ||
76f5902a HR |
1030 | if (id->vendor == HID_ANY_ID && id->product == HID_ANY_ID) |
1031 | td->serial_maybe = true; | |
1032 | ||
5519cab4 BT |
1033 | ret = hid_parse(hdev); |
1034 | if (ret != 0) | |
c08d46aa | 1035 | return ret; |
5519cab4 BT |
1036 | |
1037 | ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); | |
2d93666e | 1038 | if (ret) |
c08d46aa | 1039 | return ret; |
5519cab4 | 1040 | |
eec29e3d BT |
1041 | ret = sysfs_create_group(&hdev->dev.kobj, &mt_attribute_group); |
1042 | ||
31ae9bdd | 1043 | mt_set_maxcontacts(hdev); |
5519cab4 BT |
1044 | mt_set_input_mode(hdev); |
1045 | ||
c08d46aa BT |
1046 | /* release .fields memory as it is not used anymore */ |
1047 | devm_kfree(&hdev->dev, td->fields); | |
3ac36d15 BT |
1048 | td->fields = NULL; |
1049 | ||
5519cab4 | 1050 | return 0; |
5519cab4 BT |
1051 | } |
1052 | ||
1053 | #ifdef CONFIG_PM | |
1054 | static int mt_reset_resume(struct hid_device *hdev) | |
1055 | { | |
31ae9bdd | 1056 | mt_set_maxcontacts(hdev); |
5519cab4 BT |
1057 | mt_set_input_mode(hdev); |
1058 | return 0; | |
1059 | } | |
dfeefd10 SL |
1060 | |
1061 | static int mt_resume(struct hid_device *hdev) | |
1062 | { | |
dfeefd10 SL |
1063 | /* Some Elan legacy devices require SET_IDLE to be set on resume. |
1064 | * It should be safe to send it to other devices too. | |
1065 | * Tested on 3M, Stantum, Cypress, Zytronic, eGalax, and Elan panels. */ | |
1066 | ||
4ba25d3f | 1067 | hid_hw_idle(hdev, 0, 0, HID_REQ_SET_IDLE); |
dfeefd10 SL |
1068 | |
1069 | return 0; | |
1070 | } | |
5519cab4 BT |
1071 | #endif |
1072 | ||
1073 | static void mt_remove(struct hid_device *hdev) | |
1074 | { | |
eec29e3d | 1075 | sysfs_remove_group(&hdev->dev.kobj, &mt_attribute_group); |
5939212d | 1076 | hid_hw_stop(hdev); |
5519cab4 BT |
1077 | } |
1078 | ||
0fa9c616 BT |
1079 | /* |
1080 | * This list contains only: | |
1081 | * - VID/PID of products not working with the default multitouch handling | |
1082 | * - 2 generic rules. | |
1083 | * So there is no point in adding here any device with MT_CLS_DEFAULT. | |
1084 | */ | |
5519cab4 BT |
1085 | static const struct hid_device_id mt_devices[] = { |
1086 | ||
f786bba4 BT |
1087 | /* 3M panels */ |
1088 | { .driver_data = MT_CLS_3M, | |
2c2110e9 | 1089 | MT_USB_DEVICE(USB_VENDOR_ID_3M, |
f786bba4 BT |
1090 | USB_DEVICE_ID_3M1968) }, |
1091 | { .driver_data = MT_CLS_3M, | |
2c2110e9 | 1092 | MT_USB_DEVICE(USB_VENDOR_ID_3M, |
f786bba4 | 1093 | USB_DEVICE_ID_3M2256) }, |
c4fad877 | 1094 | { .driver_data = MT_CLS_3M, |
2c2110e9 | 1095 | MT_USB_DEVICE(USB_VENDOR_ID_3M, |
c4fad877 | 1096 | USB_DEVICE_ID_3M3266) }, |
f786bba4 | 1097 | |
6aef704e BT |
1098 | /* Anton devices */ |
1099 | { .driver_data = MT_CLS_EXPORT_ALL_INPUTS, | |
1100 | MT_USB_DEVICE(USB_VENDOR_ID_ANTON, | |
1101 | USB_DEVICE_ID_ANTON_TOUCH_PAD) }, | |
e6aac342 | 1102 | |
b1057124 | 1103 | /* Atmel panels */ |
841cb157 | 1104 | { .driver_data = MT_CLS_SERIAL, |
2c2110e9 | 1105 | MT_USB_DEVICE(USB_VENDOR_ID_ATMEL, |
841cb157 | 1106 | USB_DEVICE_ID_ATMEL_MXT_DIGITIZER) }, |
b1057124 | 1107 | |
9ed32695 | 1108 | /* Baanto multitouch devices */ |
dc3e1d80 | 1109 | { .driver_data = MT_CLS_NSMU, |
16b79bb8 | 1110 | MT_USB_DEVICE(USB_VENDOR_ID_BAANTO, |
9ed32695 | 1111 | USB_DEVICE_ID_BAANTO_MT_190W2) }, |
0fa9c616 | 1112 | |
a841b62c BT |
1113 | /* Cando panels */ |
1114 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 1115 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
a841b62c | 1116 | USB_DEVICE_ID_CANDO_MULTI_TOUCH) }, |
a841b62c | 1117 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
2c2110e9 | 1118 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
a841b62c BT |
1119 | USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) }, |
1120 | ||
942fd422 | 1121 | /* Chunghwa Telecom touch panels */ |
dc3e1d80 | 1122 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1123 | MT_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, |
942fd422 AZ |
1124 | USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) }, |
1125 | ||
79603dc9 | 1126 | /* CVTouch panels */ |
dc3e1d80 | 1127 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1128 | MT_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, |
79603dc9 BT |
1129 | USB_DEVICE_ID_CVTOUCH_SCREEN) }, |
1130 | ||
22408283 | 1131 | /* eGalax devices (resistive) */ |
e36f690b | 1132 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1133 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b BT |
1134 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) }, |
1135 | { .driver_data = MT_CLS_EGALAX, | |
2c2110e9 | 1136 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 1137 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) }, |
22408283 BT |
1138 | |
1139 | /* eGalax devices (capacitive) */ | |
fd1d1525 | 1140 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1141 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1142 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7207) }, |
aa672da1 | 1143 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1144 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
aa672da1 | 1145 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) }, |
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_7224) }, |
2ce09df4 | 1149 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1150 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
2ce09df4 | 1151 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_722A) }, |
aa672da1 | 1152 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1153 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
aa672da1 | 1154 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) }, |
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_7262) }, |
aa672da1 AS |
1158 | { .driver_data = MT_CLS_EGALAX, |
1159 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
1160 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) }, | |
e36f690b | 1161 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1162 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 1163 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) }, |
fd1d1525 | 1164 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1165 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1166 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72AA) }, |
aa672da1 AS |
1167 | { .driver_data = MT_CLS_EGALAX, |
1168 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
1169 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72C4) }, | |
1170 | { .driver_data = MT_CLS_EGALAX, | |
1171 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
1172 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72D0) }, | |
66f06127 | 1173 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1174 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
66f06127 | 1175 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72FA) }, |
bb9ff210 | 1176 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 1177 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
bb9ff210 | 1178 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) }, |
fd1d1525 | 1179 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1180 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 1181 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7349) }, |
1b723e8d | 1182 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
ae01c9e5 TR |
1183 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
1184 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_73F7) }, | |
1b723e8d | 1185 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 1186 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 1187 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) }, |
22408283 | 1188 | |
7c7606a2 TS |
1189 | /* Elitegroup panel */ |
1190 | { .driver_data = MT_CLS_SERIAL, | |
1191 | MT_USB_DEVICE(USB_VENDOR_ID_ELITEGROUP, | |
1192 | USB_DEVICE_ID_ELITEGROUP_05D8) }, | |
1193 | ||
77723e3b HR |
1194 | /* Flatfrog Panels */ |
1195 | { .driver_data = MT_CLS_FLATFROG, | |
1196 | MT_USB_DEVICE(USB_VENDOR_ID_FLATFROG, | |
1197 | USB_DEVICE_ID_MULTITOUCH_3200) }, | |
1198 | ||
3db187e7 BT |
1199 | /* FocalTech Panels */ |
1200 | { .driver_data = MT_CLS_SERIAL, | |
1201 | MT_USB_DEVICE(USB_VENDOR_ID_CYGNAL, | |
1202 | USB_DEVICE_ID_FOCALTECH_FTXXXX_MULTITOUCH) }, | |
1203 | ||
5572da08 | 1204 | /* GeneralTouch panel */ |
f5ff4e1e | 1205 | { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS, |
2c2110e9 | 1206 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, |
5572da08 | 1207 | USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) }, |
f5ff4e1e XY |
1208 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, |
1209 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1210 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PWT_TENFINGERS) }, | |
7b226292 L |
1211 | { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS, |
1212 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1213 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0101) }, | |
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_0102) }, | |
1217 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
1218 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1219 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0106) }, | |
1220 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
1221 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1222 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_010A) }, | |
1223 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, | |
1224 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, | |
1225 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_E100) }, | |
5572da08 | 1226 | |
4d5df5d1 | 1227 | /* Gametel game controller */ |
dc3e1d80 | 1228 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1229 | MT_BT_DEVICE(USB_VENDOR_ID_FRUCTEL, |
4d5df5d1 AN |
1230 | USB_DEVICE_ID_GAMETEL_MT_MODE) }, |
1231 | ||
ee0fbd14 | 1232 | /* GoodTouch panels */ |
dc3e1d80 | 1233 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1234 | MT_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, |
ee0fbd14 BT |
1235 | USB_DEVICE_ID_GOODTOUCH_000f) }, |
1236 | ||
54580365 BT |
1237 | /* Hanvon panels */ |
1238 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, | |
2c2110e9 | 1239 | MT_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT, |
54580365 BT |
1240 | USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) }, |
1241 | ||
4e61f0d7 | 1242 | /* Ilitek dual touch panel */ |
dc3e1d80 | 1243 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1244 | MT_USB_DEVICE(USB_VENDOR_ID_ILITEK, |
4e61f0d7 AZ |
1245 | USB_DEVICE_ID_ILITEK_MULTITOUCH) }, |
1246 | ||
4a6ee685 BT |
1247 | /* MosArt panels */ |
1248 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
2c2110e9 | 1249 | MT_USB_DEVICE(USB_VENDOR_ID_ASUS, |
4a6ee685 BT |
1250 | USB_DEVICE_ID_ASUS_T91MT)}, |
1251 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
2c2110e9 | 1252 | MT_USB_DEVICE(USB_VENDOR_ID_ASUS, |
4a6ee685 BT |
1253 | USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) }, |
1254 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
2c2110e9 | 1255 | MT_USB_DEVICE(USB_VENDOR_ID_TURBOX, |
4a6ee685 BT |
1256 | USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) }, |
1257 | ||
2258e863 DK |
1258 | /* Panasonic panels */ |
1259 | { .driver_data = MT_CLS_PANASONIC, | |
2c2110e9 | 1260 | MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC, |
2258e863 DK |
1261 | USB_DEVICE_ID_PANABOARD_UBT780) }, |
1262 | { .driver_data = MT_CLS_PANASONIC, | |
2c2110e9 | 1263 | MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC, |
2258e863 DK |
1264 | USB_DEVICE_ID_PANABOARD_UBT880) }, |
1265 | ||
4db703ea | 1266 | /* Novatek Panel */ |
dc3e1d80 | 1267 | { .driver_data = MT_CLS_NSMU, |
4380d819 | 1268 | MT_USB_DEVICE(USB_VENDOR_ID_NOVATEK, |
4db703ea AH |
1269 | USB_DEVICE_ID_NOVATEK_PCT) }, |
1270 | ||
b7ea95ff AT |
1271 | /* PixArt optical touch screen */ |
1272 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 1273 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART, |
b7ea95ff AT |
1274 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) }, |
1275 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 1276 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART, |
b7ea95ff AT |
1277 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) }, |
1278 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 1279 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART, |
b7ea95ff AT |
1280 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) }, |
1281 | ||
5519cab4 | 1282 | /* PixCir-based panels */ |
1e9cf35b | 1283 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, |
2c2110e9 | 1284 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
5519cab4 BT |
1285 | USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) }, |
1286 | ||
5e7ea11f | 1287 | /* Quanta-based panels */ |
5e7ea11f | 1288 | { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID, |
2c2110e9 | 1289 | MT_USB_DEVICE(USB_VENDOR_ID_QUANTA, |
5e7ea11f | 1290 | USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001) }, |
a6802e00 | 1291 | |
043b403a | 1292 | /* Stantum panels */ |
bf5af9b5 | 1293 | { .driver_data = MT_CLS_CONFIDENCE, |
2c2110e9 | 1294 | MT_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, |
043b403a | 1295 | USB_DEVICE_ID_MTP_STM)}, |
043b403a | 1296 | |
847672cd BT |
1297 | /* TopSeed panels */ |
1298 | { .driver_data = MT_CLS_TOPSEED, | |
2c2110e9 | 1299 | MT_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, |
847672cd BT |
1300 | USB_DEVICE_ID_TOPSEED2_PERIPAD_701) }, |
1301 | ||
5e74e56d | 1302 | /* Touch International panels */ |
dc3e1d80 | 1303 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1304 | MT_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL, |
5e74e56d BT |
1305 | USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) }, |
1306 | ||
617b64f9 | 1307 | /* Unitec panels */ |
dc3e1d80 | 1308 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1309 | MT_USB_DEVICE(USB_VENDOR_ID_UNITEC, |
617b64f9 | 1310 | USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) }, |
dc3e1d80 | 1311 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1312 | MT_USB_DEVICE(USB_VENDOR_ID_UNITEC, |
617b64f9 | 1313 | USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) }, |
bf9d121e | 1314 | |
da10bc25 MM |
1315 | /* VTL panels */ |
1316 | { .driver_data = MT_CLS_VTL, | |
1317 | MT_USB_DEVICE(USB_VENDOR_ID_VTL, | |
1318 | USB_DEVICE_ID_VTL_MULTITOUCH_FF3F) }, | |
1319 | ||
bf9d121e KC |
1320 | /* Wistron panels */ |
1321 | { .driver_data = MT_CLS_NSMU, | |
1322 | MT_USB_DEVICE(USB_VENDOR_ID_WISTRON, | |
1323 | USB_DEVICE_ID_WISTRON_OPTICAL_TOUCH) }, | |
1324 | ||
bc8a2a9b | 1325 | /* XAT */ |
dc3e1d80 | 1326 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1327 | MT_USB_DEVICE(USB_VENDOR_ID_XAT, |
bc8a2a9b | 1328 | USB_DEVICE_ID_XAT_CSR) }, |
617b64f9 | 1329 | |
11576c61 | 1330 | /* Xiroku */ |
dc3e1d80 | 1331 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1332 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1333 | USB_DEVICE_ID_XIROKU_SPX) }, |
dc3e1d80 | 1334 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1335 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1336 | USB_DEVICE_ID_XIROKU_MPX) }, |
dc3e1d80 | 1337 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1338 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1339 | USB_DEVICE_ID_XIROKU_CSR) }, |
dc3e1d80 | 1340 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1341 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1342 | USB_DEVICE_ID_XIROKU_SPX1) }, |
dc3e1d80 | 1343 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1344 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1345 | USB_DEVICE_ID_XIROKU_MPX1) }, |
dc3e1d80 | 1346 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1347 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1348 | USB_DEVICE_ID_XIROKU_CSR1) }, |
dc3e1d80 | 1349 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1350 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1351 | USB_DEVICE_ID_XIROKU_SPX2) }, |
dc3e1d80 | 1352 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1353 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 | 1354 | USB_DEVICE_ID_XIROKU_MPX2) }, |
dc3e1d80 | 1355 | { .driver_data = MT_CLS_NSMU, |
2c2110e9 | 1356 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 MH |
1357 | USB_DEVICE_ID_XIROKU_CSR2) }, |
1358 | ||
4fa3a583 HR |
1359 | /* Generic MT device */ |
1360 | { HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH, HID_ANY_ID, HID_ANY_ID) }, | |
f961bd35 BT |
1361 | |
1362 | /* Generic Win 8 certified MT device */ | |
1363 | { .driver_data = MT_CLS_WIN_8, | |
1364 | HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH_WIN_8, | |
1365 | HID_ANY_ID, HID_ANY_ID) }, | |
5519cab4 BT |
1366 | { } |
1367 | }; | |
1368 | MODULE_DEVICE_TABLE(hid, mt_devices); | |
1369 | ||
1370 | static const struct hid_usage_id mt_grabbed_usages[] = { | |
1371 | { HID_ANY_ID, HID_ANY_ID, HID_ANY_ID }, | |
1372 | { HID_ANY_ID - 1, HID_ANY_ID - 1, HID_ANY_ID - 1} | |
1373 | }; | |
1374 | ||
1375 | static struct hid_driver mt_driver = { | |
1376 | .name = "hid-multitouch", | |
1377 | .id_table = mt_devices, | |
1378 | .probe = mt_probe, | |
1379 | .remove = mt_remove, | |
1380 | .input_mapping = mt_input_mapping, | |
1381 | .input_mapped = mt_input_mapped, | |
76f5902a | 1382 | .input_configured = mt_input_configured, |
5519cab4 BT |
1383 | .feature_mapping = mt_feature_mapping, |
1384 | .usage_table = mt_grabbed_usages, | |
1385 | .event = mt_event, | |
55978fa9 | 1386 | .report = mt_report, |
5519cab4 BT |
1387 | #ifdef CONFIG_PM |
1388 | .reset_resume = mt_reset_resume, | |
dfeefd10 | 1389 | .resume = mt_resume, |
5519cab4 BT |
1390 | #endif |
1391 | }; | |
f425458e | 1392 | module_hid_driver(mt_driver); |