Commit | Line | Data |
---|---|---|
5519cab4 BT |
1 | /* |
2 | * HID driver for multitouch panels | |
3 | * | |
c2ef8f21 BT |
4 | * Copyright (c) 2010-2012 Stephane Chatty <chatty@enac.fr> |
5 | * Copyright (c) 2010-2012 Benjamin Tissoires <benjamin.tissoires@gmail.com> | |
6 | * Copyright (c) 2010-2012 Ecole Nationale de l'Aviation Civile, France | |
5519cab4 | 7 | * |
4875ac11 RN |
8 | * This code is partly based on hid-egalax.c: |
9 | * | |
10 | * Copyright (c) 2010 Stephane Chatty <chatty@enac.fr> | |
11 | * Copyright (c) 2010 Henrik Rydberg <rydberg@euromail.se> | |
12 | * Copyright (c) 2010 Canonical, Ltd. | |
13 | * | |
f786bba4 BT |
14 | * This code is partly based on hid-3m-pct.c: |
15 | * | |
16 | * Copyright (c) 2009-2010 Stephane Chatty <chatty@enac.fr> | |
17 | * Copyright (c) 2010 Henrik Rydberg <rydberg@euromail.se> | |
18 | * Copyright (c) 2010 Canonical, Ltd. | |
19 | * | |
5519cab4 BT |
20 | */ |
21 | ||
22 | /* | |
23 | * This program is free software; you can redistribute it and/or modify it | |
24 | * under the terms of the GNU General Public License as published by the Free | |
25 | * Software Foundation; either version 2 of the License, or (at your option) | |
26 | * any later version. | |
27 | */ | |
28 | ||
29 | #include <linux/device.h> | |
30 | #include <linux/hid.h> | |
31 | #include <linux/module.h> | |
32 | #include <linux/slab.h> | |
33 | #include <linux/usb.h> | |
34 | #include <linux/input/mt.h> | |
35 | #include "usbhid/usbhid.h" | |
36 | ||
37 | ||
38 | MODULE_AUTHOR("Stephane Chatty <chatty@enac.fr>"); | |
ef2fafb3 | 39 | MODULE_AUTHOR("Benjamin Tissoires <benjamin.tissoires@gmail.com>"); |
5519cab4 BT |
40 | MODULE_DESCRIPTION("HID multitouch panels"); |
41 | MODULE_LICENSE("GPL"); | |
42 | ||
43 | #include "hid-ids.h" | |
44 | ||
45 | /* quirks to control the device */ | |
46 | #define MT_QUIRK_NOT_SEEN_MEANS_UP (1 << 0) | |
47 | #define MT_QUIRK_SLOT_IS_CONTACTID (1 << 1) | |
2d93666e | 48 | #define MT_QUIRK_CYPRESS (1 << 2) |
5572da08 | 49 | #define MT_QUIRK_SLOT_IS_CONTACTNUMBER (1 << 3) |
a062cc5a SC |
50 | #define MT_QUIRK_ALWAYS_VALID (1 << 4) |
51 | #define MT_QUIRK_VALID_IS_INRANGE (1 << 5) | |
52 | #define MT_QUIRK_VALID_IS_CONFIDENCE (1 << 6) | |
a062cc5a | 53 | #define MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE (1 << 8) |
5519cab4 BT |
54 | |
55 | struct mt_slot { | |
56 | __s32 x, y, p, w, h; | |
57 | __s32 contactid; /* the device ContactID assigned to this slot */ | |
58 | bool touch_state; /* is the touch valid? */ | |
59 | bool seen_in_this_frame;/* has this slot been updated */ | |
60 | }; | |
61 | ||
eec29e3d BT |
62 | struct mt_class { |
63 | __s32 name; /* MT_CLS */ | |
64 | __s32 quirks; | |
65 | __s32 sn_move; /* Signal/noise ratio for move events */ | |
66 | __s32 sn_width; /* Signal/noise ratio for width events */ | |
67 | __s32 sn_height; /* Signal/noise ratio for height events */ | |
68 | __s32 sn_pressure; /* Signal/noise ratio for pressure events */ | |
69 | __u8 maxcontacts; | |
c2ef8f21 | 70 | bool is_indirect; /* true for touchpads */ |
eec29e3d BT |
71 | }; |
72 | ||
3ac36d15 BT |
73 | struct mt_fields { |
74 | unsigned usages[HID_MAX_FIELDS]; | |
75 | unsigned int length; | |
76 | }; | |
77 | ||
5519cab4 BT |
78 | struct mt_device { |
79 | struct mt_slot curdata; /* placeholder of incoming data */ | |
eec29e3d | 80 | struct mt_class mtclass; /* our mt device class */ |
3ac36d15 BT |
81 | struct mt_fields *fields; /* temporary placeholder for storing the |
82 | multitouch fields */ | |
5519cab4 BT |
83 | unsigned last_field_index; /* last field index of the report */ |
84 | unsigned last_slot_field; /* the last field of a slot */ | |
85 | __s8 inputmode; /* InputMode HID feature, -1 if non-existent */ | |
4aceed37 | 86 | __s8 inputmode_index; /* InputMode HID feature index in the report */ |
31ae9bdd BT |
87 | __s8 maxcontact_report_id; /* Maximum Contact Number HID feature, |
88 | -1 if non-existent */ | |
5519cab4 BT |
89 | __u8 num_received; /* how many contacts we received */ |
90 | __u8 num_expected; /* expected last contact index */ | |
9498f954 | 91 | __u8 maxcontacts; |
9e87f22a BT |
92 | __u8 touches_by_report; /* how many touches are present in one report: |
93 | * 1 means we should use a serial protocol | |
94 | * > 1 means hybrid (multitouch) protocol */ | |
5519cab4 | 95 | bool curvalid; /* is the current contact valid? */ |
9498f954 | 96 | struct mt_slot *slots; |
5519cab4 BT |
97 | }; |
98 | ||
5519cab4 | 99 | /* classes of device behavior */ |
22408283 BT |
100 | #define MT_CLS_DEFAULT 0x0001 |
101 | ||
a062cc5a SC |
102 | #define MT_CLS_SERIAL 0x0002 |
103 | #define MT_CLS_CONFIDENCE 0x0003 | |
5e7ea11f BT |
104 | #define MT_CLS_CONFIDENCE_CONTACT_ID 0x0004 |
105 | #define MT_CLS_CONFIDENCE_MINUS_ONE 0x0005 | |
106 | #define MT_CLS_DUAL_INRANGE_CONTACTID 0x0006 | |
107 | #define MT_CLS_DUAL_INRANGE_CONTACTNUMBER 0x0007 | |
108 | #define MT_CLS_DUAL_NSMU_CONTACTID 0x0008 | |
b7ea95ff | 109 | #define MT_CLS_INRANGE_CONTACTNUMBER 0x0009 |
22408283 BT |
110 | |
111 | /* vendor specific classes */ | |
112 | #define MT_CLS_3M 0x0101 | |
113 | #define MT_CLS_CYPRESS 0x0102 | |
114 | #define MT_CLS_EGALAX 0x0103 | |
1b723e8d | 115 | #define MT_CLS_EGALAX_SERIAL 0x0104 |
847672cd | 116 | #define MT_CLS_TOPSEED 0x0105 |
2258e863 | 117 | #define MT_CLS_PANASONIC 0x0106 |
5519cab4 | 118 | |
9498f954 BT |
119 | #define MT_DEFAULT_MAXCONTACT 10 |
120 | ||
2c2110e9 HR |
121 | #define MT_USB_DEVICE(v, p) HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH, v, p) |
122 | #define MT_BT_DEVICE(v, p) HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_MULTITOUCH, v, p) | |
123 | ||
5519cab4 BT |
124 | /* |
125 | * these device-dependent functions determine what slot corresponds | |
126 | * to a valid contact that was just read. | |
127 | */ | |
128 | ||
a3b5e577 BT |
129 | static int cypress_compute_slot(struct mt_device *td) |
130 | { | |
131 | if (td->curdata.contactid != 0 || td->num_received == 0) | |
132 | return td->curdata.contactid; | |
133 | else | |
134 | return -1; | |
135 | } | |
136 | ||
5519cab4 BT |
137 | static int find_slot_from_contactid(struct mt_device *td) |
138 | { | |
139 | int i; | |
9498f954 | 140 | for (i = 0; i < td->maxcontacts; ++i) { |
5519cab4 BT |
141 | if (td->slots[i].contactid == td->curdata.contactid && |
142 | td->slots[i].touch_state) | |
143 | return i; | |
144 | } | |
9498f954 | 145 | for (i = 0; i < td->maxcontacts; ++i) { |
5519cab4 BT |
146 | if (!td->slots[i].seen_in_this_frame && |
147 | !td->slots[i].touch_state) | |
148 | return i; | |
149 | } | |
5519cab4 BT |
150 | /* should not occurs. If this happens that means |
151 | * that the device sent more touches that it says | |
152 | * in the report descriptor. It is ignored then. */ | |
2d93666e | 153 | return -1; |
5519cab4 BT |
154 | } |
155 | ||
b3c21d2c | 156 | static struct mt_class mt_classes[] = { |
2d93666e | 157 | { .name = MT_CLS_DEFAULT, |
9498f954 | 158 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP }, |
a062cc5a SC |
159 | { .name = MT_CLS_SERIAL, |
160 | .quirks = MT_QUIRK_ALWAYS_VALID}, | |
22408283 BT |
161 | { .name = MT_CLS_CONFIDENCE, |
162 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE }, | |
5e7ea11f BT |
163 | { .name = MT_CLS_CONFIDENCE_CONTACT_ID, |
164 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
165 | MT_QUIRK_SLOT_IS_CONTACTID }, | |
22408283 BT |
166 | { .name = MT_CLS_CONFIDENCE_MINUS_ONE, |
167 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
168 | MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE }, | |
1e9cf35b | 169 | { .name = MT_CLS_DUAL_INRANGE_CONTACTID, |
2d93666e BT |
170 | .quirks = MT_QUIRK_VALID_IS_INRANGE | |
171 | MT_QUIRK_SLOT_IS_CONTACTID, | |
172 | .maxcontacts = 2 }, | |
1e9cf35b | 173 | { .name = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
2d93666e BT |
174 | .quirks = MT_QUIRK_VALID_IS_INRANGE | |
175 | MT_QUIRK_SLOT_IS_CONTACTNUMBER, | |
176 | .maxcontacts = 2 }, | |
22408283 BT |
177 | { .name = MT_CLS_DUAL_NSMU_CONTACTID, |
178 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | | |
179 | MT_QUIRK_SLOT_IS_CONTACTID, | |
180 | .maxcontacts = 2 }, | |
b7ea95ff AT |
181 | { .name = MT_CLS_INRANGE_CONTACTNUMBER, |
182 | .quirks = MT_QUIRK_VALID_IS_INRANGE | | |
183 | MT_QUIRK_SLOT_IS_CONTACTNUMBER }, | |
22408283 BT |
184 | |
185 | /* | |
186 | * vendor specific classes | |
187 | */ | |
188 | { .name = MT_CLS_3M, | |
189 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
190 | MT_QUIRK_SLOT_IS_CONTACTID, | |
191 | .sn_move = 2048, | |
192 | .sn_width = 128, | |
193 | .sn_height = 128 }, | |
2d93666e BT |
194 | { .name = MT_CLS_CYPRESS, |
195 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | | |
196 | MT_QUIRK_CYPRESS, | |
197 | .maxcontacts = 10 }, | |
4875ac11 RN |
198 | { .name = MT_CLS_EGALAX, |
199 | .quirks = MT_QUIRK_SLOT_IS_CONTACTID | | |
2261bb9f | 200 | MT_QUIRK_VALID_IS_INRANGE, |
4875ac11 RN |
201 | .sn_move = 4096, |
202 | .sn_pressure = 32, | |
203 | }, | |
1b723e8d BT |
204 | { .name = MT_CLS_EGALAX_SERIAL, |
205 | .quirks = MT_QUIRK_SLOT_IS_CONTACTID | | |
206 | MT_QUIRK_ALWAYS_VALID, | |
4875ac11 RN |
207 | .sn_move = 4096, |
208 | .sn_pressure = 32, | |
209 | }, | |
847672cd BT |
210 | { .name = MT_CLS_TOPSEED, |
211 | .quirks = MT_QUIRK_ALWAYS_VALID, | |
212 | .is_indirect = true, | |
213 | .maxcontacts = 2, | |
214 | }, | |
2258e863 DK |
215 | { .name = MT_CLS_PANASONIC, |
216 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP, | |
217 | .maxcontacts = 4 }, | |
043b403a | 218 | |
2d93666e | 219 | { } |
5519cab4 BT |
220 | }; |
221 | ||
eec29e3d BT |
222 | static ssize_t mt_show_quirks(struct device *dev, |
223 | struct device_attribute *attr, | |
224 | char *buf) | |
225 | { | |
226 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
227 | struct mt_device *td = hid_get_drvdata(hdev); | |
228 | ||
229 | return sprintf(buf, "%u\n", td->mtclass.quirks); | |
230 | } | |
231 | ||
232 | static ssize_t mt_set_quirks(struct device *dev, | |
233 | struct device_attribute *attr, | |
234 | const char *buf, size_t count) | |
235 | { | |
236 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
237 | struct mt_device *td = hid_get_drvdata(hdev); | |
238 | ||
239 | unsigned long val; | |
240 | ||
241 | if (kstrtoul(buf, 0, &val)) | |
242 | return -EINVAL; | |
243 | ||
244 | td->mtclass.quirks = val; | |
245 | ||
246 | return count; | |
247 | } | |
248 | ||
249 | static DEVICE_ATTR(quirks, S_IWUSR | S_IRUGO, mt_show_quirks, mt_set_quirks); | |
250 | ||
251 | static struct attribute *sysfs_attrs[] = { | |
252 | &dev_attr_quirks.attr, | |
253 | NULL | |
254 | }; | |
255 | ||
256 | static struct attribute_group mt_attribute_group = { | |
257 | .attrs = sysfs_attrs | |
258 | }; | |
259 | ||
f635bd11 | 260 | static void mt_feature_mapping(struct hid_device *hdev, |
5519cab4 BT |
261 | struct hid_field *field, struct hid_usage *usage) |
262 | { | |
9498f954 | 263 | struct mt_device *td = hid_get_drvdata(hdev); |
4aceed37 | 264 | int i; |
9498f954 BT |
265 | |
266 | switch (usage->hid) { | |
267 | case HID_DG_INPUTMODE: | |
5519cab4 | 268 | td->inputmode = field->report->id; |
4aceed37 BT |
269 | td->inputmode_index = 0; /* has to be updated below */ |
270 | ||
271 | for (i=0; i < field->maxusage; i++) { | |
272 | if (field->usage[i].hid == usage->hid) { | |
273 | td->inputmode_index = i; | |
274 | break; | |
275 | } | |
276 | } | |
277 | ||
9498f954 BT |
278 | break; |
279 | case HID_DG_CONTACTMAX: | |
31ae9bdd | 280 | td->maxcontact_report_id = field->report->id; |
9498f954 | 281 | td->maxcontacts = field->value[0]; |
eec29e3d | 282 | if (td->mtclass.maxcontacts) |
9498f954 | 283 | /* check if the maxcontacts is given by the class */ |
eec29e3d | 284 | td->maxcontacts = td->mtclass.maxcontacts; |
9498f954 BT |
285 | |
286 | break; | |
5519cab4 BT |
287 | } |
288 | } | |
289 | ||
290 | static void set_abs(struct input_dev *input, unsigned int code, | |
291 | struct hid_field *field, int snratio) | |
292 | { | |
293 | int fmin = field->logical_minimum; | |
294 | int fmax = field->logical_maximum; | |
295 | int fuzz = snratio ? (fmax - fmin) / snratio : 0; | |
296 | input_set_abs_params(input, code, fmin, fmax, fuzz, 0); | |
297 | } | |
298 | ||
3ac36d15 | 299 | static void mt_store_field(struct hid_usage *usage, struct mt_device *td, |
ed9d5c96 BT |
300 | struct hid_input *hi) |
301 | { | |
3ac36d15 BT |
302 | struct mt_fields *f = td->fields; |
303 | ||
304 | if (f->length >= HID_MAX_FIELDS) | |
305 | return; | |
306 | ||
307 | f->usages[f->length++] = usage->hid; | |
ed9d5c96 BT |
308 | } |
309 | ||
5519cab4 BT |
310 | static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi, |
311 | struct hid_field *field, struct hid_usage *usage, | |
312 | unsigned long **bit, int *max) | |
313 | { | |
314 | struct mt_device *td = hid_get_drvdata(hdev); | |
eec29e3d | 315 | struct mt_class *cls = &td->mtclass; |
c2ef8f21 | 316 | int code; |
4875ac11 | 317 | |
658d4aed | 318 | /* Only map fields from TouchScreen or TouchPad collections. |
2258e863 DK |
319 | * We need to ignore fields that belong to other collections |
320 | * such as Mouse that might have the same GenericDesktop usages. */ | |
658d4aed JB |
321 | if (field->application == HID_DG_TOUCHSCREEN) |
322 | set_bit(INPUT_PROP_DIRECT, hi->input->propbit); | |
c2ef8f21 | 323 | else if (field->application != HID_DG_TOUCHPAD) |
658d4aed JB |
324 | return 0; |
325 | ||
c2ef8f21 BT |
326 | /* In case of an indirect device (touchpad), we need to add |
327 | * specific BTN_TOOL_* to be handled by the synaptics xorg | |
328 | * driver. | |
329 | * We also consider that touchscreens providing buttons are touchpads. | |
330 | */ | |
331 | if (field->application == HID_DG_TOUCHPAD || | |
332 | (usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON || | |
333 | cls->is_indirect) { | |
334 | set_bit(INPUT_PROP_POINTER, hi->input->propbit); | |
335 | set_bit(BTN_TOOL_FINGER, hi->input->keybit); | |
336 | set_bit(BTN_TOOL_DOUBLETAP, hi->input->keybit); | |
337 | set_bit(BTN_TOOL_TRIPLETAP, hi->input->keybit); | |
338 | set_bit(BTN_TOOL_QUADTAP, hi->input->keybit); | |
339 | } | |
340 | ||
2261bb9f BT |
341 | /* eGalax devices provide a Digitizer.Stylus input which overrides |
342 | * the correct Digitizers.Finger X/Y ranges. | |
343 | * Let's just ignore this input. */ | |
344 | if (field->physical == HID_DG_STYLUS) | |
345 | return -1; | |
346 | ||
5519cab4 BT |
347 | switch (usage->hid & HID_USAGE_PAGE) { |
348 | ||
349 | case HID_UP_GENDESK: | |
350 | switch (usage->hid) { | |
351 | case HID_GD_X: | |
352 | hid_map_usage(hi, usage, bit, max, | |
353 | EV_ABS, ABS_MT_POSITION_X); | |
354 | set_abs(hi->input, ABS_MT_POSITION_X, field, | |
355 | cls->sn_move); | |
356 | /* touchscreen emulation */ | |
357 | set_abs(hi->input, ABS_X, field, cls->sn_move); | |
3ac36d15 | 358 | mt_store_field(usage, td, hi); |
ed9d5c96 | 359 | td->last_field_index = field->index; |
5519cab4 BT |
360 | return 1; |
361 | case HID_GD_Y: | |
362 | hid_map_usage(hi, usage, bit, max, | |
363 | EV_ABS, ABS_MT_POSITION_Y); | |
364 | set_abs(hi->input, ABS_MT_POSITION_Y, field, | |
365 | cls->sn_move); | |
366 | /* touchscreen emulation */ | |
367 | set_abs(hi->input, ABS_Y, field, cls->sn_move); | |
3ac36d15 | 368 | mt_store_field(usage, td, hi); |
ed9d5c96 | 369 | td->last_field_index = field->index; |
5519cab4 BT |
370 | return 1; |
371 | } | |
372 | return 0; | |
373 | ||
374 | case HID_UP_DIGITIZER: | |
375 | switch (usage->hid) { | |
376 | case HID_DG_INRANGE: | |
3ac36d15 | 377 | mt_store_field(usage, td, hi); |
ed9d5c96 | 378 | td->last_field_index = field->index; |
5519cab4 BT |
379 | return 1; |
380 | case HID_DG_CONFIDENCE: | |
3ac36d15 | 381 | mt_store_field(usage, td, hi); |
ed9d5c96 | 382 | td->last_field_index = field->index; |
5519cab4 BT |
383 | return 1; |
384 | case HID_DG_TIPSWITCH: | |
385 | hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH); | |
386 | input_set_capability(hi->input, EV_KEY, BTN_TOUCH); | |
3ac36d15 | 387 | mt_store_field(usage, td, hi); |
ed9d5c96 | 388 | td->last_field_index = field->index; |
5519cab4 BT |
389 | return 1; |
390 | case HID_DG_CONTACTID: | |
50bc03ab BT |
391 | if (!td->maxcontacts) |
392 | td->maxcontacts = MT_DEFAULT_MAXCONTACT; | |
9498f954 | 393 | input_mt_init_slots(hi->input, td->maxcontacts); |
3ac36d15 | 394 | mt_store_field(usage, td, hi); |
2955caed | 395 | td->last_field_index = field->index; |
9e87f22a | 396 | td->touches_by_report++; |
5519cab4 BT |
397 | return 1; |
398 | case HID_DG_WIDTH: | |
399 | hid_map_usage(hi, usage, bit, max, | |
400 | EV_ABS, ABS_MT_TOUCH_MAJOR); | |
f786bba4 BT |
401 | set_abs(hi->input, ABS_MT_TOUCH_MAJOR, field, |
402 | cls->sn_width); | |
3ac36d15 | 403 | mt_store_field(usage, td, hi); |
ed9d5c96 | 404 | td->last_field_index = field->index; |
5519cab4 BT |
405 | return 1; |
406 | case HID_DG_HEIGHT: | |
407 | hid_map_usage(hi, usage, bit, max, | |
408 | EV_ABS, ABS_MT_TOUCH_MINOR); | |
f786bba4 BT |
409 | set_abs(hi->input, ABS_MT_TOUCH_MINOR, field, |
410 | cls->sn_height); | |
1e648a13 BT |
411 | input_set_abs_params(hi->input, |
412 | ABS_MT_ORIENTATION, 0, 1, 0, 0); | |
3ac36d15 | 413 | mt_store_field(usage, td, hi); |
ed9d5c96 | 414 | td->last_field_index = field->index; |
5519cab4 BT |
415 | return 1; |
416 | case HID_DG_TIPPRESSURE: | |
417 | hid_map_usage(hi, usage, bit, max, | |
418 | EV_ABS, ABS_MT_PRESSURE); | |
419 | set_abs(hi->input, ABS_MT_PRESSURE, field, | |
420 | cls->sn_pressure); | |
421 | /* touchscreen emulation */ | |
422 | set_abs(hi->input, ABS_PRESSURE, field, | |
423 | cls->sn_pressure); | |
3ac36d15 | 424 | mt_store_field(usage, td, hi); |
ed9d5c96 | 425 | td->last_field_index = field->index; |
5519cab4 BT |
426 | return 1; |
427 | case HID_DG_CONTACTCOUNT: | |
ed9d5c96 | 428 | td->last_field_index = field->index; |
5519cab4 BT |
429 | return 1; |
430 | case HID_DG_CONTACTMAX: | |
431 | /* we don't set td->last_slot_field as contactcount and | |
432 | * contact max are global to the report */ | |
ed9d5c96 | 433 | td->last_field_index = field->index; |
5519cab4 BT |
434 | return -1; |
435 | } | |
c2ef8f21 BT |
436 | case HID_DG_TOUCH: |
437 | /* Legacy devices use TIPSWITCH and not TOUCH. | |
438 | * Let's just ignore this field. */ | |
439 | return -1; | |
5519cab4 BT |
440 | /* let hid-input decide for the others */ |
441 | return 0; | |
442 | ||
c2ef8f21 BT |
443 | case HID_UP_BUTTON: |
444 | code = BTN_MOUSE + ((usage->hid - 1) & HID_USAGE); | |
445 | hid_map_usage(hi, usage, bit, max, EV_KEY, code); | |
446 | input_set_capability(hi->input, EV_KEY, code); | |
447 | return 1; | |
448 | ||
5519cab4 BT |
449 | case 0xff000000: |
450 | /* we do not want to map these: no input-oriented meaning */ | |
451 | return -1; | |
452 | } | |
453 | ||
454 | return 0; | |
455 | } | |
456 | ||
457 | static int mt_input_mapped(struct hid_device *hdev, struct hid_input *hi, | |
458 | struct hid_field *field, struct hid_usage *usage, | |
459 | unsigned long **bit, int *max) | |
460 | { | |
461 | if (usage->type == EV_KEY || usage->type == EV_ABS) | |
462 | set_bit(usage->type, hi->input->evbit); | |
463 | ||
464 | return -1; | |
465 | } | |
466 | ||
467 | static int mt_compute_slot(struct mt_device *td) | |
468 | { | |
eec29e3d | 469 | __s32 quirks = td->mtclass.quirks; |
5519cab4 | 470 | |
2d93666e BT |
471 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTID) |
472 | return td->curdata.contactid; | |
5519cab4 | 473 | |
2d93666e | 474 | if (quirks & MT_QUIRK_CYPRESS) |
a3b5e577 BT |
475 | return cypress_compute_slot(td); |
476 | ||
2d93666e BT |
477 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTNUMBER) |
478 | return td->num_received; | |
5572da08 | 479 | |
4a6ee685 BT |
480 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE) |
481 | return td->curdata.contactid - 1; | |
482 | ||
5519cab4 BT |
483 | return find_slot_from_contactid(td); |
484 | } | |
485 | ||
486 | /* | |
487 | * this function is called when a whole contact has been processed, | |
488 | * so that it can assign it to a slot and store the data there | |
489 | */ | |
490 | static void mt_complete_slot(struct mt_device *td) | |
491 | { | |
2d93666e | 492 | td->curdata.seen_in_this_frame = true; |
5519cab4 | 493 | if (td->curvalid) { |
5519cab4 BT |
494 | int slotnum = mt_compute_slot(td); |
495 | ||
9498f954 | 496 | if (slotnum >= 0 && slotnum < td->maxcontacts) |
2d93666e | 497 | td->slots[slotnum] = td->curdata; |
5519cab4 BT |
498 | } |
499 | td->num_received++; | |
500 | } | |
501 | ||
502 | ||
503 | /* | |
504 | * this function is called when a whole packet has been received and processed, | |
505 | * so that it can decide what to send to the input layer. | |
506 | */ | |
507 | static void mt_emit_event(struct mt_device *td, struct input_dev *input) | |
508 | { | |
509 | int i; | |
510 | ||
9498f954 | 511 | for (i = 0; i < td->maxcontacts; ++i) { |
5519cab4 | 512 | struct mt_slot *s = &(td->slots[i]); |
eec29e3d | 513 | if ((td->mtclass.quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) && |
5519cab4 | 514 | !s->seen_in_this_frame) { |
5519cab4 BT |
515 | s->touch_state = false; |
516 | } | |
517 | ||
518 | input_mt_slot(input, i); | |
519 | input_mt_report_slot_state(input, MT_TOOL_FINGER, | |
520 | s->touch_state); | |
2d93666e | 521 | if (s->touch_state) { |
f786bba4 BT |
522 | /* this finger is on the screen */ |
523 | int wide = (s->w > s->h); | |
524 | /* divided by two to match visual scale of touch */ | |
525 | int major = max(s->w, s->h) >> 1; | |
526 | int minor = min(s->w, s->h) >> 1; | |
527 | ||
2d93666e BT |
528 | input_event(input, EV_ABS, ABS_MT_POSITION_X, s->x); |
529 | input_event(input, EV_ABS, ABS_MT_POSITION_Y, s->y); | |
f786bba4 | 530 | input_event(input, EV_ABS, ABS_MT_ORIENTATION, wide); |
2d93666e | 531 | input_event(input, EV_ABS, ABS_MT_PRESSURE, s->p); |
f786bba4 BT |
532 | input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, major); |
533 | input_event(input, EV_ABS, ABS_MT_TOUCH_MINOR, minor); | |
2d93666e | 534 | } |
5519cab4 BT |
535 | s->seen_in_this_frame = false; |
536 | ||
537 | } | |
538 | ||
539 | input_mt_report_pointer_emulation(input, true); | |
540 | input_sync(input); | |
541 | td->num_received = 0; | |
542 | } | |
543 | ||
544 | ||
545 | ||
546 | static int mt_event(struct hid_device *hid, struct hid_field *field, | |
547 | struct hid_usage *usage, __s32 value) | |
548 | { | |
549 | struct mt_device *td = hid_get_drvdata(hid); | |
eec29e3d | 550 | __s32 quirks = td->mtclass.quirks; |
5519cab4 | 551 | |
9498f954 | 552 | if (hid->claimed & HID_CLAIMED_INPUT && td->slots) { |
5519cab4 BT |
553 | switch (usage->hid) { |
554 | case HID_DG_INRANGE: | |
a062cc5a SC |
555 | if (quirks & MT_QUIRK_ALWAYS_VALID) |
556 | td->curvalid = true; | |
557 | else if (quirks & MT_QUIRK_VALID_IS_INRANGE) | |
2d93666e | 558 | td->curvalid = value; |
5519cab4 BT |
559 | break; |
560 | case HID_DG_TIPSWITCH: | |
2d93666e BT |
561 | if (quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) |
562 | td->curvalid = value; | |
5519cab4 BT |
563 | td->curdata.touch_state = value; |
564 | break; | |
565 | case HID_DG_CONFIDENCE: | |
2d93666e BT |
566 | if (quirks & MT_QUIRK_VALID_IS_CONFIDENCE) |
567 | td->curvalid = value; | |
5519cab4 BT |
568 | break; |
569 | case HID_DG_CONTACTID: | |
570 | td->curdata.contactid = value; | |
571 | break; | |
572 | case HID_DG_TIPPRESSURE: | |
573 | td->curdata.p = value; | |
574 | break; | |
575 | case HID_GD_X: | |
576 | td->curdata.x = value; | |
577 | break; | |
578 | case HID_GD_Y: | |
579 | td->curdata.y = value; | |
580 | break; | |
581 | case HID_DG_WIDTH: | |
582 | td->curdata.w = value; | |
583 | break; | |
584 | case HID_DG_HEIGHT: | |
585 | td->curdata.h = value; | |
586 | break; | |
587 | case HID_DG_CONTACTCOUNT: | |
588 | /* | |
2d93666e BT |
589 | * Includes multi-packet support where subsequent |
590 | * packets are sent with zero contactcount. | |
5519cab4 BT |
591 | */ |
592 | if (value) | |
2d93666e | 593 | td->num_expected = value; |
5519cab4 | 594 | break; |
c2ef8f21 BT |
595 | case HID_DG_TOUCH: |
596 | /* do nothing */ | |
597 | break; | |
5519cab4 BT |
598 | |
599 | default: | |
600 | /* fallback to the generic hidinput handling */ | |
601 | return 0; | |
602 | } | |
5519cab4 | 603 | |
2258e863 | 604 | if (usage->hid == td->last_slot_field) |
2d93666e BT |
605 | mt_complete_slot(td); |
606 | ||
607 | if (field->index == td->last_field_index | |
608 | && td->num_received >= td->num_expected) | |
609 | mt_emit_event(td, field->hidinput->input); | |
5519cab4 | 610 | |
2d93666e | 611 | } |
5519cab4 BT |
612 | |
613 | /* we have handled the hidinput part, now remains hiddev */ | |
614 | if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event) | |
615 | hid->hiddev_hid_event(hid, field, usage, value); | |
616 | ||
617 | return 1; | |
618 | } | |
619 | ||
620 | static void mt_set_input_mode(struct hid_device *hdev) | |
621 | { | |
622 | struct mt_device *td = hid_get_drvdata(hdev); | |
623 | struct hid_report *r; | |
624 | struct hid_report_enum *re; | |
625 | ||
626 | if (td->inputmode < 0) | |
627 | return; | |
628 | ||
629 | re = &(hdev->report_enum[HID_FEATURE_REPORT]); | |
630 | r = re->report_id_hash[td->inputmode]; | |
631 | if (r) { | |
4aceed37 | 632 | r->field[0]->value[td->inputmode_index] = 0x02; |
5519cab4 BT |
633 | usbhid_submit_report(hdev, r, USB_DIR_OUT); |
634 | } | |
635 | } | |
636 | ||
31ae9bdd BT |
637 | static void mt_set_maxcontacts(struct hid_device *hdev) |
638 | { | |
639 | struct mt_device *td = hid_get_drvdata(hdev); | |
640 | struct hid_report *r; | |
641 | struct hid_report_enum *re; | |
642 | int fieldmax, max; | |
643 | ||
644 | if (td->maxcontact_report_id < 0) | |
645 | return; | |
646 | ||
647 | if (!td->mtclass.maxcontacts) | |
648 | return; | |
649 | ||
650 | re = &hdev->report_enum[HID_FEATURE_REPORT]; | |
651 | r = re->report_id_hash[td->maxcontact_report_id]; | |
652 | if (r) { | |
653 | max = td->mtclass.maxcontacts; | |
654 | fieldmax = r->field[0]->logical_maximum; | |
655 | max = min(fieldmax, max); | |
656 | if (r->field[0]->value[0] != max) { | |
657 | r->field[0]->value[0] = max; | |
658 | usbhid_submit_report(hdev, r, USB_DIR_OUT); | |
659 | } | |
660 | } | |
661 | } | |
662 | ||
4fa3a583 HR |
663 | static void mt_post_parse_default_settings(struct mt_device *td) |
664 | { | |
665 | __s32 quirks = td->mtclass.quirks; | |
666 | ||
667 | /* unknown serial device needs special quirks */ | |
668 | if (td->touches_by_report == 1) { | |
669 | quirks |= MT_QUIRK_ALWAYS_VALID; | |
670 | quirks &= ~MT_QUIRK_NOT_SEEN_MEANS_UP; | |
671 | quirks &= ~MT_QUIRK_VALID_IS_INRANGE; | |
672 | quirks &= ~MT_QUIRK_VALID_IS_CONFIDENCE; | |
673 | } | |
674 | ||
675 | td->mtclass.quirks = quirks; | |
676 | } | |
677 | ||
3ac36d15 BT |
678 | static void mt_post_parse(struct mt_device *td) |
679 | { | |
680 | struct mt_fields *f = td->fields; | |
681 | ||
682 | if (td->touches_by_report > 0) { | |
683 | int field_count_per_touch = f->length / td->touches_by_report; | |
684 | td->last_slot_field = f->usages[field_count_per_touch - 1]; | |
685 | } | |
686 | } | |
687 | ||
5519cab4 BT |
688 | static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id) |
689 | { | |
2d93666e | 690 | int ret, i; |
5519cab4 | 691 | struct mt_device *td; |
2d93666e BT |
692 | struct mt_class *mtclass = mt_classes; /* MT_CLS_DEFAULT */ |
693 | ||
8d179a9e BT |
694 | if (id) { |
695 | for (i = 0; mt_classes[i].name ; i++) { | |
696 | if (id->driver_data == mt_classes[i].name) { | |
697 | mtclass = &(mt_classes[i]); | |
698 | break; | |
699 | } | |
2d93666e BT |
700 | } |
701 | } | |
5519cab4 | 702 | |
d682bd7f HR |
703 | /* This allows the driver to correctly support devices |
704 | * that emit events over several HID messages. | |
705 | */ | |
706 | hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC; | |
5519cab4 | 707 | |
9498f954 | 708 | td = kzalloc(sizeof(struct mt_device), GFP_KERNEL); |
5519cab4 BT |
709 | if (!td) { |
710 | dev_err(&hdev->dev, "cannot allocate multitouch data\n"); | |
711 | return -ENOMEM; | |
712 | } | |
eec29e3d | 713 | td->mtclass = *mtclass; |
5519cab4 | 714 | td->inputmode = -1; |
31ae9bdd | 715 | td->maxcontact_report_id = -1; |
5519cab4 BT |
716 | hid_set_drvdata(hdev, td); |
717 | ||
3ac36d15 BT |
718 | td->fields = kzalloc(sizeof(struct mt_fields), GFP_KERNEL); |
719 | if (!td->fields) { | |
720 | dev_err(&hdev->dev, "cannot allocate multitouch fields data\n"); | |
721 | ret = -ENOMEM; | |
722 | goto fail; | |
723 | } | |
724 | ||
5519cab4 BT |
725 | ret = hid_parse(hdev); |
726 | if (ret != 0) | |
727 | goto fail; | |
728 | ||
729 | ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); | |
2d93666e | 730 | if (ret) |
5519cab4 BT |
731 | goto fail; |
732 | ||
3ac36d15 BT |
733 | mt_post_parse(td); |
734 | ||
4fa3a583 HR |
735 | if (id->vendor == HID_ANY_ID && id->product == HID_ANY_ID) |
736 | mt_post_parse_default_settings(td); | |
9e87f22a | 737 | |
9498f954 BT |
738 | td->slots = kzalloc(td->maxcontacts * sizeof(struct mt_slot), |
739 | GFP_KERNEL); | |
740 | if (!td->slots) { | |
741 | dev_err(&hdev->dev, "cannot allocate multitouch slots\n"); | |
742 | hid_hw_stop(hdev); | |
743 | ret = -ENOMEM; | |
744 | goto fail; | |
745 | } | |
746 | ||
eec29e3d BT |
747 | ret = sysfs_create_group(&hdev->dev.kobj, &mt_attribute_group); |
748 | ||
31ae9bdd | 749 | mt_set_maxcontacts(hdev); |
5519cab4 BT |
750 | mt_set_input_mode(hdev); |
751 | ||
3ac36d15 BT |
752 | kfree(td->fields); |
753 | td->fields = NULL; | |
754 | ||
5519cab4 BT |
755 | return 0; |
756 | ||
757 | fail: | |
3ac36d15 | 758 | kfree(td->fields); |
5519cab4 BT |
759 | kfree(td); |
760 | return ret; | |
761 | } | |
762 | ||
763 | #ifdef CONFIG_PM | |
764 | static int mt_reset_resume(struct hid_device *hdev) | |
765 | { | |
31ae9bdd | 766 | mt_set_maxcontacts(hdev); |
5519cab4 BT |
767 | mt_set_input_mode(hdev); |
768 | return 0; | |
769 | } | |
770 | #endif | |
771 | ||
772 | static void mt_remove(struct hid_device *hdev) | |
773 | { | |
774 | struct mt_device *td = hid_get_drvdata(hdev); | |
eec29e3d | 775 | sysfs_remove_group(&hdev->dev.kobj, &mt_attribute_group); |
5519cab4 | 776 | hid_hw_stop(hdev); |
9498f954 | 777 | kfree(td->slots); |
5519cab4 BT |
778 | kfree(td); |
779 | hid_set_drvdata(hdev, NULL); | |
780 | } | |
781 | ||
782 | static const struct hid_device_id mt_devices[] = { | |
783 | ||
f786bba4 BT |
784 | /* 3M panels */ |
785 | { .driver_data = MT_CLS_3M, | |
2c2110e9 | 786 | MT_USB_DEVICE(USB_VENDOR_ID_3M, |
f786bba4 BT |
787 | USB_DEVICE_ID_3M1968) }, |
788 | { .driver_data = MT_CLS_3M, | |
2c2110e9 | 789 | MT_USB_DEVICE(USB_VENDOR_ID_3M, |
f786bba4 | 790 | USB_DEVICE_ID_3M2256) }, |
c4fad877 | 791 | { .driver_data = MT_CLS_3M, |
2c2110e9 | 792 | MT_USB_DEVICE(USB_VENDOR_ID_3M, |
c4fad877 | 793 | USB_DEVICE_ID_3M3266) }, |
f786bba4 | 794 | |
e6aac342 BT |
795 | /* ActionStar panels */ |
796 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 797 | MT_USB_DEVICE(USB_VENDOR_ID_ACTIONSTAR, |
e6aac342 BT |
798 | USB_DEVICE_ID_ACTIONSTAR_1011) }, |
799 | ||
b1057124 BT |
800 | /* Atmel panels */ |
801 | { .driver_data = MT_CLS_SERIAL, | |
2c2110e9 | 802 | MT_USB_DEVICE(USB_VENDOR_ID_ATMEL, |
b1057124 | 803 | USB_DEVICE_ID_ATMEL_MULTITOUCH) }, |
841cb157 | 804 | { .driver_data = MT_CLS_SERIAL, |
2c2110e9 | 805 | MT_USB_DEVICE(USB_VENDOR_ID_ATMEL, |
841cb157 | 806 | USB_DEVICE_ID_ATMEL_MXT_DIGITIZER) }, |
b1057124 | 807 | |
9ed32695 JK |
808 | /* Baanto multitouch devices */ |
809 | { .driver_data = MT_CLS_DEFAULT, | |
16b79bb8 | 810 | MT_USB_DEVICE(USB_VENDOR_ID_BAANTO, |
9ed32695 | 811 | USB_DEVICE_ID_BAANTO_MT_190W2) }, |
a841b62c BT |
812 | /* Cando panels */ |
813 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 814 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
a841b62c BT |
815 | USB_DEVICE_ID_CANDO_MULTI_TOUCH) }, |
816 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 817 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
a841b62c BT |
818 | USB_DEVICE_ID_CANDO_MULTI_TOUCH_10_1) }, |
819 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 820 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
a841b62c BT |
821 | USB_DEVICE_ID_CANDO_MULTI_TOUCH_11_6) }, |
822 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 823 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
a841b62c BT |
824 | USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) }, |
825 | ||
942fd422 AZ |
826 | /* Chunghwa Telecom touch panels */ |
827 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 828 | MT_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, |
942fd422 AZ |
829 | USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) }, |
830 | ||
79603dc9 BT |
831 | /* CVTouch panels */ |
832 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 833 | MT_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, |
79603dc9 BT |
834 | USB_DEVICE_ID_CVTOUCH_SCREEN) }, |
835 | ||
a3b5e577 BT |
836 | /* Cypress panel */ |
837 | { .driver_data = MT_CLS_CYPRESS, | |
838 | HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, | |
839 | USB_DEVICE_ID_CYPRESS_TRUETOUCH) }, | |
840 | ||
22408283 | 841 | /* eGalax devices (resistive) */ |
e36f690b | 842 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 843 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b BT |
844 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) }, |
845 | { .driver_data = MT_CLS_EGALAX, | |
2c2110e9 | 846 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 847 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) }, |
22408283 BT |
848 | |
849 | /* eGalax devices (capacitive) */ | |
e36f690b | 850 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 851 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 852 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) }, |
fd1d1525 | 853 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 854 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 BT |
855 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7207) }, |
856 | { .driver_data = MT_CLS_EGALAX_SERIAL, | |
2c2110e9 | 857 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 BT |
858 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) }, |
859 | { .driver_data = MT_CLS_EGALAX_SERIAL, | |
2c2110e9 | 860 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 861 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) }, |
2ce09df4 | 862 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 863 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
2ce09df4 | 864 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_722A) }, |
e36f690b | 865 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 866 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 867 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) }, |
fd1d1525 | 868 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 869 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 870 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7262) }, |
e36f690b | 871 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 872 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 873 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) }, |
fd1d1525 | 874 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 875 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 876 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72AA) }, |
66f06127 | 877 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 878 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
66f06127 | 879 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72FA) }, |
bb9ff210 | 880 | { .driver_data = MT_CLS_EGALAX, |
2c2110e9 | 881 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
bb9ff210 | 882 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) }, |
fd1d1525 | 883 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 884 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
fd1d1525 | 885 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7349) }, |
1b723e8d | 886 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
2c2110e9 | 887 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 888 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) }, |
22408283 | 889 | |
c04abeef BT |
890 | /* Elo TouchSystems IntelliTouch Plus panel */ |
891 | { .driver_data = MT_CLS_DUAL_NSMU_CONTACTID, | |
2c2110e9 | 892 | MT_USB_DEVICE(USB_VENDOR_ID_ELO, |
c04abeef BT |
893 | USB_DEVICE_ID_ELO_TS2515) }, |
894 | ||
5572da08 | 895 | /* GeneralTouch panel */ |
1e9cf35b | 896 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
2c2110e9 | 897 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, |
5572da08 BT |
898 | USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) }, |
899 | ||
4d5df5d1 AN |
900 | /* Gametel game controller */ |
901 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 902 | MT_BT_DEVICE(USB_VENDOR_ID_FRUCTEL, |
4d5df5d1 AN |
903 | USB_DEVICE_ID_GAMETEL_MT_MODE) }, |
904 | ||
ee0fbd14 BT |
905 | /* GoodTouch panels */ |
906 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 907 | MT_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, |
ee0fbd14 BT |
908 | USB_DEVICE_ID_GOODTOUCH_000f) }, |
909 | ||
54580365 BT |
910 | /* Hanvon panels */ |
911 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, | |
2c2110e9 | 912 | MT_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT, |
54580365 BT |
913 | USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) }, |
914 | ||
a062cc5a SC |
915 | /* Ideacom panel */ |
916 | { .driver_data = MT_CLS_SERIAL, | |
2c2110e9 | 917 | MT_USB_DEVICE(USB_VENDOR_ID_IDEACOM, |
a062cc5a | 918 | USB_DEVICE_ID_IDEACOM_IDC6650) }, |
71078b0d | 919 | { .driver_data = MT_CLS_SERIAL, |
2c2110e9 | 920 | MT_USB_DEVICE(USB_VENDOR_ID_IDEACOM, |
71078b0d | 921 | USB_DEVICE_ID_IDEACOM_IDC6651) }, |
a062cc5a | 922 | |
4e61f0d7 AZ |
923 | /* Ilitek dual touch panel */ |
924 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 925 | MT_USB_DEVICE(USB_VENDOR_ID_ILITEK, |
4e61f0d7 AZ |
926 | USB_DEVICE_ID_ILITEK_MULTITOUCH) }, |
927 | ||
4dfcced8 BT |
928 | /* IRTOUCH panels */ |
929 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, | |
2c2110e9 | 930 | MT_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS, |
4dfcced8 BT |
931 | USB_DEVICE_ID_IRTOUCH_INFRARED_USB) }, |
932 | ||
c50bb1a4 JB |
933 | /* LG Display panels */ |
934 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 935 | MT_USB_DEVICE(USB_VENDOR_ID_LG, |
c50bb1a4 JB |
936 | USB_DEVICE_ID_LG_MULTITOUCH) }, |
937 | ||
df167c4a BT |
938 | /* Lumio panels */ |
939 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
2c2110e9 | 940 | MT_USB_DEVICE(USB_VENDOR_ID_LUMIO, |
df167c4a | 941 | USB_DEVICE_ID_CRYSTALTOUCH) }, |
c3ead6de | 942 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, |
2c2110e9 | 943 | MT_USB_DEVICE(USB_VENDOR_ID_LUMIO, |
c3ead6de | 944 | USB_DEVICE_ID_CRYSTALTOUCH_DUAL) }, |
df167c4a | 945 | |
4a6ee685 BT |
946 | /* MosArt panels */ |
947 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
2c2110e9 | 948 | MT_USB_DEVICE(USB_VENDOR_ID_ASUS, |
4a6ee685 BT |
949 | USB_DEVICE_ID_ASUS_T91MT)}, |
950 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
2c2110e9 | 951 | MT_USB_DEVICE(USB_VENDOR_ID_ASUS, |
4a6ee685 BT |
952 | USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) }, |
953 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
2c2110e9 | 954 | MT_USB_DEVICE(USB_VENDOR_ID_TURBOX, |
4a6ee685 BT |
955 | USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) }, |
956 | ||
2258e863 DK |
957 | /* Panasonic panels */ |
958 | { .driver_data = MT_CLS_PANASONIC, | |
2c2110e9 | 959 | MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC, |
2258e863 DK |
960 | USB_DEVICE_ID_PANABOARD_UBT780) }, |
961 | { .driver_data = MT_CLS_PANASONIC, | |
2c2110e9 | 962 | MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC, |
2258e863 DK |
963 | USB_DEVICE_ID_PANABOARD_UBT880) }, |
964 | ||
4db703ea AH |
965 | /* Novatek Panel */ |
966 | { .driver_data = MT_CLS_DEFAULT, | |
4380d819 | 967 | MT_USB_DEVICE(USB_VENDOR_ID_NOVATEK, |
4db703ea AH |
968 | USB_DEVICE_ID_NOVATEK_PCT) }, |
969 | ||
6ab3a9a6 JS |
970 | /* PenMount panels */ |
971 | { .driver_data = MT_CLS_CONFIDENCE, | |
2c2110e9 | 972 | MT_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, |
6ab3a9a6 JS |
973 | USB_DEVICE_ID_PENMOUNT_PCI) }, |
974 | ||
b7ea95ff AT |
975 | /* PixArt optical touch screen */ |
976 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 977 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART, |
b7ea95ff AT |
978 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) }, |
979 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 980 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART, |
b7ea95ff AT |
981 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) }, |
982 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
2c2110e9 | 983 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART, |
b7ea95ff AT |
984 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) }, |
985 | ||
5519cab4 | 986 | /* PixCir-based panels */ |
1e9cf35b | 987 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, |
2c2110e9 | 988 | MT_USB_DEVICE(USB_VENDOR_ID_HANVON, |
5519cab4 | 989 | USB_DEVICE_ID_HANVON_MULTITOUCH) }, |
1e9cf35b | 990 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, |
2c2110e9 | 991 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO, |
5519cab4 BT |
992 | USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) }, |
993 | ||
5e7ea11f BT |
994 | /* Quanta-based panels */ |
995 | { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID, | |
2c2110e9 | 996 | MT_USB_DEVICE(USB_VENDOR_ID_QUANTA, |
5e7ea11f BT |
997 | USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH) }, |
998 | { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID, | |
2c2110e9 | 999 | MT_USB_DEVICE(USB_VENDOR_ID_QUANTA, |
5e7ea11f BT |
1000 | USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001) }, |
1001 | { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID, | |
2c2110e9 | 1002 | MT_USB_DEVICE(USB_VENDOR_ID_QUANTA, |
5e7ea11f BT |
1003 | USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3008) }, |
1004 | ||
043b403a | 1005 | /* Stantum panels */ |
bf5af9b5 | 1006 | { .driver_data = MT_CLS_CONFIDENCE, |
2c2110e9 | 1007 | MT_USB_DEVICE(USB_VENDOR_ID_STANTUM, |
043b403a | 1008 | USB_DEVICE_ID_MTP)}, |
bf5af9b5 | 1009 | { .driver_data = MT_CLS_CONFIDENCE, |
2c2110e9 | 1010 | MT_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, |
043b403a | 1011 | USB_DEVICE_ID_MTP_STM)}, |
bf5af9b5 | 1012 | { .driver_data = MT_CLS_CONFIDENCE, |
2c2110e9 | 1013 | MT_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX, |
043b403a BT |
1014 | USB_DEVICE_ID_MTP_SITRONIX)}, |
1015 | ||
847672cd BT |
1016 | /* TopSeed panels */ |
1017 | { .driver_data = MT_CLS_TOPSEED, | |
2c2110e9 | 1018 | MT_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, |
847672cd BT |
1019 | USB_DEVICE_ID_TOPSEED2_PERIPAD_701) }, |
1020 | ||
5e74e56d BT |
1021 | /* Touch International panels */ |
1022 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 1023 | MT_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL, |
5e74e56d BT |
1024 | USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) }, |
1025 | ||
617b64f9 BT |
1026 | /* Unitec panels */ |
1027 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 1028 | MT_USB_DEVICE(USB_VENDOR_ID_UNITEC, |
617b64f9 BT |
1029 | USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) }, |
1030 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 1031 | MT_USB_DEVICE(USB_VENDOR_ID_UNITEC, |
617b64f9 | 1032 | USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) }, |
bc8a2a9b | 1033 | /* XAT */ |
1034 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 1035 | MT_USB_DEVICE(USB_VENDOR_ID_XAT, |
bc8a2a9b | 1036 | USB_DEVICE_ID_XAT_CSR) }, |
617b64f9 | 1037 | |
11576c61 MH |
1038 | /* Xiroku */ |
1039 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 1040 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 MH |
1041 | USB_DEVICE_ID_XIROKU_SPX) }, |
1042 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 1043 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 MH |
1044 | USB_DEVICE_ID_XIROKU_MPX) }, |
1045 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 1046 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 MH |
1047 | USB_DEVICE_ID_XIROKU_CSR) }, |
1048 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 1049 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 MH |
1050 | USB_DEVICE_ID_XIROKU_SPX1) }, |
1051 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 1052 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 MH |
1053 | USB_DEVICE_ID_XIROKU_MPX1) }, |
1054 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 1055 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 MH |
1056 | USB_DEVICE_ID_XIROKU_CSR1) }, |
1057 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 1058 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 MH |
1059 | USB_DEVICE_ID_XIROKU_SPX2) }, |
1060 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 1061 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 MH |
1062 | USB_DEVICE_ID_XIROKU_MPX2) }, |
1063 | { .driver_data = MT_CLS_DEFAULT, | |
2c2110e9 | 1064 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, |
11576c61 MH |
1065 | USB_DEVICE_ID_XIROKU_CSR2) }, |
1066 | ||
82d06982 BT |
1067 | /* Zytronic panels */ |
1068 | { .driver_data = MT_CLS_SERIAL, | |
1069 | MT_USB_DEVICE(USB_VENDOR_ID_ZYTRONIC, | |
1070 | USB_DEVICE_ID_ZYTRONIC_ZXY100) }, | |
1071 | ||
4fa3a583 HR |
1072 | /* Generic MT device */ |
1073 | { HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH, HID_ANY_ID, HID_ANY_ID) }, | |
5519cab4 BT |
1074 | { } |
1075 | }; | |
1076 | MODULE_DEVICE_TABLE(hid, mt_devices); | |
1077 | ||
1078 | static const struct hid_usage_id mt_grabbed_usages[] = { | |
1079 | { HID_ANY_ID, HID_ANY_ID, HID_ANY_ID }, | |
1080 | { HID_ANY_ID - 1, HID_ANY_ID - 1, HID_ANY_ID - 1} | |
1081 | }; | |
1082 | ||
1083 | static struct hid_driver mt_driver = { | |
1084 | .name = "hid-multitouch", | |
1085 | .id_table = mt_devices, | |
1086 | .probe = mt_probe, | |
1087 | .remove = mt_remove, | |
1088 | .input_mapping = mt_input_mapping, | |
1089 | .input_mapped = mt_input_mapped, | |
1090 | .feature_mapping = mt_feature_mapping, | |
1091 | .usage_table = mt_grabbed_usages, | |
1092 | .event = mt_event, | |
1093 | #ifdef CONFIG_PM | |
1094 | .reset_resume = mt_reset_resume, | |
1095 | #endif | |
1096 | }; | |
1097 | ||
1098 | static int __init mt_init(void) | |
1099 | { | |
1100 | return hid_register_driver(&mt_driver); | |
1101 | } | |
1102 | ||
1103 | static void __exit mt_exit(void) | |
1104 | { | |
1105 | hid_unregister_driver(&mt_driver); | |
1106 | } | |
1107 | ||
1108 | module_init(mt_init); | |
1109 | module_exit(mt_exit); |