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 | ||
5519cab4 BT |
73 | struct mt_device { |
74 | struct mt_slot curdata; /* placeholder of incoming data */ | |
eec29e3d | 75 | struct mt_class mtclass; /* our mt device class */ |
5519cab4 BT |
76 | unsigned last_field_index; /* last field index of the report */ |
77 | unsigned last_slot_field; /* the last field of a slot */ | |
78 | __s8 inputmode; /* InputMode HID feature, -1 if non-existent */ | |
31ae9bdd BT |
79 | __s8 maxcontact_report_id; /* Maximum Contact Number HID feature, |
80 | -1 if non-existent */ | |
5519cab4 BT |
81 | __u8 num_received; /* how many contacts we received */ |
82 | __u8 num_expected; /* expected last contact index */ | |
9498f954 | 83 | __u8 maxcontacts; |
9e87f22a BT |
84 | __u8 touches_by_report; /* how many touches are present in one report: |
85 | * 1 means we should use a serial protocol | |
86 | * > 1 means hybrid (multitouch) protocol */ | |
5519cab4 | 87 | bool curvalid; /* is the current contact valid? */ |
9498f954 | 88 | struct mt_slot *slots; |
5519cab4 BT |
89 | }; |
90 | ||
5519cab4 | 91 | /* classes of device behavior */ |
22408283 BT |
92 | #define MT_CLS_DEFAULT 0x0001 |
93 | ||
a062cc5a SC |
94 | #define MT_CLS_SERIAL 0x0002 |
95 | #define MT_CLS_CONFIDENCE 0x0003 | |
5e7ea11f BT |
96 | #define MT_CLS_CONFIDENCE_CONTACT_ID 0x0004 |
97 | #define MT_CLS_CONFIDENCE_MINUS_ONE 0x0005 | |
98 | #define MT_CLS_DUAL_INRANGE_CONTACTID 0x0006 | |
99 | #define MT_CLS_DUAL_INRANGE_CONTACTNUMBER 0x0007 | |
100 | #define MT_CLS_DUAL_NSMU_CONTACTID 0x0008 | |
b7ea95ff | 101 | #define MT_CLS_INRANGE_CONTACTNUMBER 0x0009 |
22408283 BT |
102 | |
103 | /* vendor specific classes */ | |
104 | #define MT_CLS_3M 0x0101 | |
105 | #define MT_CLS_CYPRESS 0x0102 | |
106 | #define MT_CLS_EGALAX 0x0103 | |
1b723e8d | 107 | #define MT_CLS_EGALAX_SERIAL 0x0104 |
847672cd | 108 | #define MT_CLS_TOPSEED 0x0105 |
2258e863 | 109 | #define MT_CLS_PANASONIC 0x0106 |
5519cab4 | 110 | |
9498f954 BT |
111 | #define MT_DEFAULT_MAXCONTACT 10 |
112 | ||
5519cab4 BT |
113 | /* |
114 | * these device-dependent functions determine what slot corresponds | |
115 | * to a valid contact that was just read. | |
116 | */ | |
117 | ||
a3b5e577 BT |
118 | static int cypress_compute_slot(struct mt_device *td) |
119 | { | |
120 | if (td->curdata.contactid != 0 || td->num_received == 0) | |
121 | return td->curdata.contactid; | |
122 | else | |
123 | return -1; | |
124 | } | |
125 | ||
5519cab4 BT |
126 | static int find_slot_from_contactid(struct mt_device *td) |
127 | { | |
128 | int i; | |
9498f954 | 129 | for (i = 0; i < td->maxcontacts; ++i) { |
5519cab4 BT |
130 | if (td->slots[i].contactid == td->curdata.contactid && |
131 | td->slots[i].touch_state) | |
132 | return i; | |
133 | } | |
9498f954 | 134 | for (i = 0; i < td->maxcontacts; ++i) { |
5519cab4 BT |
135 | if (!td->slots[i].seen_in_this_frame && |
136 | !td->slots[i].touch_state) | |
137 | return i; | |
138 | } | |
5519cab4 BT |
139 | /* should not occurs. If this happens that means |
140 | * that the device sent more touches that it says | |
141 | * in the report descriptor. It is ignored then. */ | |
2d93666e | 142 | return -1; |
5519cab4 BT |
143 | } |
144 | ||
b3c21d2c | 145 | static struct mt_class mt_classes[] = { |
2d93666e | 146 | { .name = MT_CLS_DEFAULT, |
9498f954 | 147 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP }, |
a062cc5a SC |
148 | { .name = MT_CLS_SERIAL, |
149 | .quirks = MT_QUIRK_ALWAYS_VALID}, | |
22408283 BT |
150 | { .name = MT_CLS_CONFIDENCE, |
151 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE }, | |
5e7ea11f BT |
152 | { .name = MT_CLS_CONFIDENCE_CONTACT_ID, |
153 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
154 | MT_QUIRK_SLOT_IS_CONTACTID }, | |
22408283 BT |
155 | { .name = MT_CLS_CONFIDENCE_MINUS_ONE, |
156 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
157 | MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE }, | |
1e9cf35b | 158 | { .name = MT_CLS_DUAL_INRANGE_CONTACTID, |
2d93666e BT |
159 | .quirks = MT_QUIRK_VALID_IS_INRANGE | |
160 | MT_QUIRK_SLOT_IS_CONTACTID, | |
161 | .maxcontacts = 2 }, | |
1e9cf35b | 162 | { .name = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
2d93666e BT |
163 | .quirks = MT_QUIRK_VALID_IS_INRANGE | |
164 | MT_QUIRK_SLOT_IS_CONTACTNUMBER, | |
165 | .maxcontacts = 2 }, | |
22408283 BT |
166 | { .name = MT_CLS_DUAL_NSMU_CONTACTID, |
167 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | | |
168 | MT_QUIRK_SLOT_IS_CONTACTID, | |
169 | .maxcontacts = 2 }, | |
b7ea95ff AT |
170 | { .name = MT_CLS_INRANGE_CONTACTNUMBER, |
171 | .quirks = MT_QUIRK_VALID_IS_INRANGE | | |
172 | MT_QUIRK_SLOT_IS_CONTACTNUMBER }, | |
22408283 BT |
173 | |
174 | /* | |
175 | * vendor specific classes | |
176 | */ | |
177 | { .name = MT_CLS_3M, | |
178 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | | |
179 | MT_QUIRK_SLOT_IS_CONTACTID, | |
180 | .sn_move = 2048, | |
181 | .sn_width = 128, | |
182 | .sn_height = 128 }, | |
2d93666e BT |
183 | { .name = MT_CLS_CYPRESS, |
184 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | | |
185 | MT_QUIRK_CYPRESS, | |
186 | .maxcontacts = 10 }, | |
4875ac11 RN |
187 | { .name = MT_CLS_EGALAX, |
188 | .quirks = MT_QUIRK_SLOT_IS_CONTACTID | | |
2261bb9f | 189 | MT_QUIRK_VALID_IS_INRANGE, |
4875ac11 RN |
190 | .sn_move = 4096, |
191 | .sn_pressure = 32, | |
192 | }, | |
1b723e8d BT |
193 | { .name = MT_CLS_EGALAX_SERIAL, |
194 | .quirks = MT_QUIRK_SLOT_IS_CONTACTID | | |
195 | MT_QUIRK_ALWAYS_VALID, | |
4875ac11 RN |
196 | .sn_move = 4096, |
197 | .sn_pressure = 32, | |
198 | }, | |
847672cd BT |
199 | { .name = MT_CLS_TOPSEED, |
200 | .quirks = MT_QUIRK_ALWAYS_VALID, | |
201 | .is_indirect = true, | |
202 | .maxcontacts = 2, | |
203 | }, | |
2258e863 DK |
204 | { .name = MT_CLS_PANASONIC, |
205 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP, | |
206 | .maxcontacts = 4 }, | |
043b403a | 207 | |
2d93666e | 208 | { } |
5519cab4 BT |
209 | }; |
210 | ||
eec29e3d BT |
211 | static ssize_t mt_show_quirks(struct device *dev, |
212 | struct device_attribute *attr, | |
213 | char *buf) | |
214 | { | |
215 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
216 | struct mt_device *td = hid_get_drvdata(hdev); | |
217 | ||
218 | return sprintf(buf, "%u\n", td->mtclass.quirks); | |
219 | } | |
220 | ||
221 | static ssize_t mt_set_quirks(struct device *dev, | |
222 | struct device_attribute *attr, | |
223 | const char *buf, size_t count) | |
224 | { | |
225 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
226 | struct mt_device *td = hid_get_drvdata(hdev); | |
227 | ||
228 | unsigned long val; | |
229 | ||
230 | if (kstrtoul(buf, 0, &val)) | |
231 | return -EINVAL; | |
232 | ||
233 | td->mtclass.quirks = val; | |
234 | ||
235 | return count; | |
236 | } | |
237 | ||
238 | static DEVICE_ATTR(quirks, S_IWUSR | S_IRUGO, mt_show_quirks, mt_set_quirks); | |
239 | ||
240 | static struct attribute *sysfs_attrs[] = { | |
241 | &dev_attr_quirks.attr, | |
242 | NULL | |
243 | }; | |
244 | ||
245 | static struct attribute_group mt_attribute_group = { | |
246 | .attrs = sysfs_attrs | |
247 | }; | |
248 | ||
f635bd11 | 249 | static void mt_feature_mapping(struct hid_device *hdev, |
5519cab4 BT |
250 | struct hid_field *field, struct hid_usage *usage) |
251 | { | |
9498f954 BT |
252 | struct mt_device *td = hid_get_drvdata(hdev); |
253 | ||
254 | switch (usage->hid) { | |
255 | case HID_DG_INPUTMODE: | |
5519cab4 | 256 | td->inputmode = field->report->id; |
9498f954 BT |
257 | break; |
258 | case HID_DG_CONTACTMAX: | |
31ae9bdd | 259 | td->maxcontact_report_id = field->report->id; |
9498f954 | 260 | td->maxcontacts = field->value[0]; |
eec29e3d | 261 | if (td->mtclass.maxcontacts) |
9498f954 | 262 | /* check if the maxcontacts is given by the class */ |
eec29e3d | 263 | td->maxcontacts = td->mtclass.maxcontacts; |
9498f954 BT |
264 | |
265 | break; | |
5519cab4 BT |
266 | } |
267 | } | |
268 | ||
269 | static void set_abs(struct input_dev *input, unsigned int code, | |
270 | struct hid_field *field, int snratio) | |
271 | { | |
272 | int fmin = field->logical_minimum; | |
273 | int fmax = field->logical_maximum; | |
274 | int fuzz = snratio ? (fmax - fmin) / snratio : 0; | |
275 | input_set_abs_params(input, code, fmin, fmax, fuzz, 0); | |
276 | } | |
277 | ||
ed9d5c96 BT |
278 | static void set_last_slot_field(struct hid_usage *usage, struct mt_device *td, |
279 | struct hid_input *hi) | |
280 | { | |
281 | if (!test_bit(usage->hid, hi->input->absbit)) | |
282 | td->last_slot_field = usage->hid; | |
283 | } | |
284 | ||
5519cab4 BT |
285 | static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi, |
286 | struct hid_field *field, struct hid_usage *usage, | |
287 | unsigned long **bit, int *max) | |
288 | { | |
289 | struct mt_device *td = hid_get_drvdata(hdev); | |
eec29e3d | 290 | struct mt_class *cls = &td->mtclass; |
c2ef8f21 | 291 | int code; |
4875ac11 | 292 | |
658d4aed | 293 | /* Only map fields from TouchScreen or TouchPad collections. |
2258e863 DK |
294 | * We need to ignore fields that belong to other collections |
295 | * such as Mouse that might have the same GenericDesktop usages. */ | |
658d4aed JB |
296 | if (field->application == HID_DG_TOUCHSCREEN) |
297 | set_bit(INPUT_PROP_DIRECT, hi->input->propbit); | |
c2ef8f21 | 298 | else if (field->application != HID_DG_TOUCHPAD) |
658d4aed JB |
299 | return 0; |
300 | ||
c2ef8f21 BT |
301 | /* In case of an indirect device (touchpad), we need to add |
302 | * specific BTN_TOOL_* to be handled by the synaptics xorg | |
303 | * driver. | |
304 | * We also consider that touchscreens providing buttons are touchpads. | |
305 | */ | |
306 | if (field->application == HID_DG_TOUCHPAD || | |
307 | (usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON || | |
308 | cls->is_indirect) { | |
309 | set_bit(INPUT_PROP_POINTER, hi->input->propbit); | |
310 | set_bit(BTN_TOOL_FINGER, hi->input->keybit); | |
311 | set_bit(BTN_TOOL_DOUBLETAP, hi->input->keybit); | |
312 | set_bit(BTN_TOOL_TRIPLETAP, hi->input->keybit); | |
313 | set_bit(BTN_TOOL_QUADTAP, hi->input->keybit); | |
314 | } | |
315 | ||
2261bb9f BT |
316 | /* eGalax devices provide a Digitizer.Stylus input which overrides |
317 | * the correct Digitizers.Finger X/Y ranges. | |
318 | * Let's just ignore this input. */ | |
319 | if (field->physical == HID_DG_STYLUS) | |
320 | return -1; | |
321 | ||
5519cab4 BT |
322 | switch (usage->hid & HID_USAGE_PAGE) { |
323 | ||
324 | case HID_UP_GENDESK: | |
325 | switch (usage->hid) { | |
326 | case HID_GD_X: | |
327 | hid_map_usage(hi, usage, bit, max, | |
328 | EV_ABS, ABS_MT_POSITION_X); | |
329 | set_abs(hi->input, ABS_MT_POSITION_X, field, | |
330 | cls->sn_move); | |
331 | /* touchscreen emulation */ | |
332 | set_abs(hi->input, ABS_X, field, cls->sn_move); | |
ed9d5c96 BT |
333 | set_last_slot_field(usage, td, hi); |
334 | td->last_field_index = field->index; | |
5519cab4 BT |
335 | return 1; |
336 | case HID_GD_Y: | |
337 | hid_map_usage(hi, usage, bit, max, | |
338 | EV_ABS, ABS_MT_POSITION_Y); | |
339 | set_abs(hi->input, ABS_MT_POSITION_Y, field, | |
340 | cls->sn_move); | |
341 | /* touchscreen emulation */ | |
342 | set_abs(hi->input, ABS_Y, field, cls->sn_move); | |
ed9d5c96 BT |
343 | set_last_slot_field(usage, td, hi); |
344 | td->last_field_index = field->index; | |
5519cab4 BT |
345 | return 1; |
346 | } | |
347 | return 0; | |
348 | ||
349 | case HID_UP_DIGITIZER: | |
350 | switch (usage->hid) { | |
351 | case HID_DG_INRANGE: | |
ed9d5c96 BT |
352 | set_last_slot_field(usage, td, hi); |
353 | td->last_field_index = field->index; | |
5519cab4 BT |
354 | return 1; |
355 | case HID_DG_CONFIDENCE: | |
ed9d5c96 BT |
356 | set_last_slot_field(usage, td, hi); |
357 | td->last_field_index = field->index; | |
5519cab4 BT |
358 | return 1; |
359 | case HID_DG_TIPSWITCH: | |
360 | hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH); | |
361 | input_set_capability(hi->input, EV_KEY, BTN_TOUCH); | |
ed9d5c96 BT |
362 | set_last_slot_field(usage, td, hi); |
363 | td->last_field_index = field->index; | |
5519cab4 BT |
364 | return 1; |
365 | case HID_DG_CONTACTID: | |
50bc03ab BT |
366 | if (!td->maxcontacts) |
367 | td->maxcontacts = MT_DEFAULT_MAXCONTACT; | |
9498f954 | 368 | input_mt_init_slots(hi->input, td->maxcontacts); |
5519cab4 | 369 | td->last_slot_field = usage->hid; |
2955caed | 370 | td->last_field_index = field->index; |
9e87f22a | 371 | td->touches_by_report++; |
5519cab4 BT |
372 | return 1; |
373 | case HID_DG_WIDTH: | |
374 | hid_map_usage(hi, usage, bit, max, | |
375 | EV_ABS, ABS_MT_TOUCH_MAJOR); | |
f786bba4 BT |
376 | set_abs(hi->input, ABS_MT_TOUCH_MAJOR, field, |
377 | cls->sn_width); | |
ed9d5c96 BT |
378 | set_last_slot_field(usage, td, hi); |
379 | td->last_field_index = field->index; | |
5519cab4 BT |
380 | return 1; |
381 | case HID_DG_HEIGHT: | |
382 | hid_map_usage(hi, usage, bit, max, | |
383 | EV_ABS, ABS_MT_TOUCH_MINOR); | |
f786bba4 BT |
384 | set_abs(hi->input, ABS_MT_TOUCH_MINOR, field, |
385 | cls->sn_height); | |
1e648a13 BT |
386 | input_set_abs_params(hi->input, |
387 | ABS_MT_ORIENTATION, 0, 1, 0, 0); | |
ed9d5c96 BT |
388 | set_last_slot_field(usage, td, hi); |
389 | td->last_field_index = field->index; | |
5519cab4 BT |
390 | return 1; |
391 | case HID_DG_TIPPRESSURE: | |
392 | hid_map_usage(hi, usage, bit, max, | |
393 | EV_ABS, ABS_MT_PRESSURE); | |
394 | set_abs(hi->input, ABS_MT_PRESSURE, field, | |
395 | cls->sn_pressure); | |
396 | /* touchscreen emulation */ | |
397 | set_abs(hi->input, ABS_PRESSURE, field, | |
398 | cls->sn_pressure); | |
ed9d5c96 BT |
399 | set_last_slot_field(usage, td, hi); |
400 | td->last_field_index = field->index; | |
5519cab4 BT |
401 | return 1; |
402 | case HID_DG_CONTACTCOUNT: | |
ed9d5c96 | 403 | td->last_field_index = field->index; |
5519cab4 BT |
404 | return 1; |
405 | case HID_DG_CONTACTMAX: | |
406 | /* we don't set td->last_slot_field as contactcount and | |
407 | * contact max are global to the report */ | |
ed9d5c96 | 408 | td->last_field_index = field->index; |
5519cab4 BT |
409 | return -1; |
410 | } | |
c2ef8f21 BT |
411 | case HID_DG_TOUCH: |
412 | /* Legacy devices use TIPSWITCH and not TOUCH. | |
413 | * Let's just ignore this field. */ | |
414 | return -1; | |
5519cab4 BT |
415 | /* let hid-input decide for the others */ |
416 | return 0; | |
417 | ||
c2ef8f21 BT |
418 | case HID_UP_BUTTON: |
419 | code = BTN_MOUSE + ((usage->hid - 1) & HID_USAGE); | |
420 | hid_map_usage(hi, usage, bit, max, EV_KEY, code); | |
421 | input_set_capability(hi->input, EV_KEY, code); | |
422 | return 1; | |
423 | ||
5519cab4 BT |
424 | case 0xff000000: |
425 | /* we do not want to map these: no input-oriented meaning */ | |
426 | return -1; | |
427 | } | |
428 | ||
429 | return 0; | |
430 | } | |
431 | ||
432 | static int mt_input_mapped(struct hid_device *hdev, struct hid_input *hi, | |
433 | struct hid_field *field, struct hid_usage *usage, | |
434 | unsigned long **bit, int *max) | |
435 | { | |
436 | if (usage->type == EV_KEY || usage->type == EV_ABS) | |
437 | set_bit(usage->type, hi->input->evbit); | |
438 | ||
439 | return -1; | |
440 | } | |
441 | ||
442 | static int mt_compute_slot(struct mt_device *td) | |
443 | { | |
eec29e3d | 444 | __s32 quirks = td->mtclass.quirks; |
5519cab4 | 445 | |
2d93666e BT |
446 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTID) |
447 | return td->curdata.contactid; | |
5519cab4 | 448 | |
2d93666e | 449 | if (quirks & MT_QUIRK_CYPRESS) |
a3b5e577 BT |
450 | return cypress_compute_slot(td); |
451 | ||
2d93666e BT |
452 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTNUMBER) |
453 | return td->num_received; | |
5572da08 | 454 | |
4a6ee685 BT |
455 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE) |
456 | return td->curdata.contactid - 1; | |
457 | ||
5519cab4 BT |
458 | return find_slot_from_contactid(td); |
459 | } | |
460 | ||
461 | /* | |
462 | * this function is called when a whole contact has been processed, | |
463 | * so that it can assign it to a slot and store the data there | |
464 | */ | |
465 | static void mt_complete_slot(struct mt_device *td) | |
466 | { | |
2d93666e | 467 | td->curdata.seen_in_this_frame = true; |
5519cab4 | 468 | if (td->curvalid) { |
5519cab4 BT |
469 | int slotnum = mt_compute_slot(td); |
470 | ||
9498f954 | 471 | if (slotnum >= 0 && slotnum < td->maxcontacts) |
2d93666e | 472 | td->slots[slotnum] = td->curdata; |
5519cab4 BT |
473 | } |
474 | td->num_received++; | |
475 | } | |
476 | ||
477 | ||
478 | /* | |
479 | * this function is called when a whole packet has been received and processed, | |
480 | * so that it can decide what to send to the input layer. | |
481 | */ | |
482 | static void mt_emit_event(struct mt_device *td, struct input_dev *input) | |
483 | { | |
484 | int i; | |
485 | ||
9498f954 | 486 | for (i = 0; i < td->maxcontacts; ++i) { |
5519cab4 | 487 | struct mt_slot *s = &(td->slots[i]); |
eec29e3d | 488 | if ((td->mtclass.quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) && |
5519cab4 | 489 | !s->seen_in_this_frame) { |
5519cab4 BT |
490 | s->touch_state = false; |
491 | } | |
492 | ||
493 | input_mt_slot(input, i); | |
494 | input_mt_report_slot_state(input, MT_TOOL_FINGER, | |
495 | s->touch_state); | |
2d93666e | 496 | if (s->touch_state) { |
f786bba4 BT |
497 | /* this finger is on the screen */ |
498 | int wide = (s->w > s->h); | |
499 | /* divided by two to match visual scale of touch */ | |
500 | int major = max(s->w, s->h) >> 1; | |
501 | int minor = min(s->w, s->h) >> 1; | |
502 | ||
2d93666e BT |
503 | input_event(input, EV_ABS, ABS_MT_POSITION_X, s->x); |
504 | input_event(input, EV_ABS, ABS_MT_POSITION_Y, s->y); | |
f786bba4 | 505 | input_event(input, EV_ABS, ABS_MT_ORIENTATION, wide); |
2d93666e | 506 | input_event(input, EV_ABS, ABS_MT_PRESSURE, s->p); |
f786bba4 BT |
507 | input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, major); |
508 | input_event(input, EV_ABS, ABS_MT_TOUCH_MINOR, minor); | |
2d93666e | 509 | } |
5519cab4 BT |
510 | s->seen_in_this_frame = false; |
511 | ||
512 | } | |
513 | ||
514 | input_mt_report_pointer_emulation(input, true); | |
515 | input_sync(input); | |
516 | td->num_received = 0; | |
517 | } | |
518 | ||
519 | ||
520 | ||
521 | static int mt_event(struct hid_device *hid, struct hid_field *field, | |
522 | struct hid_usage *usage, __s32 value) | |
523 | { | |
524 | struct mt_device *td = hid_get_drvdata(hid); | |
eec29e3d | 525 | __s32 quirks = td->mtclass.quirks; |
5519cab4 | 526 | |
9498f954 | 527 | if (hid->claimed & HID_CLAIMED_INPUT && td->slots) { |
5519cab4 BT |
528 | switch (usage->hid) { |
529 | case HID_DG_INRANGE: | |
a062cc5a SC |
530 | if (quirks & MT_QUIRK_ALWAYS_VALID) |
531 | td->curvalid = true; | |
532 | else if (quirks & MT_QUIRK_VALID_IS_INRANGE) | |
2d93666e | 533 | td->curvalid = value; |
5519cab4 BT |
534 | break; |
535 | case HID_DG_TIPSWITCH: | |
2d93666e BT |
536 | if (quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) |
537 | td->curvalid = value; | |
5519cab4 BT |
538 | td->curdata.touch_state = value; |
539 | break; | |
540 | case HID_DG_CONFIDENCE: | |
2d93666e BT |
541 | if (quirks & MT_QUIRK_VALID_IS_CONFIDENCE) |
542 | td->curvalid = value; | |
5519cab4 BT |
543 | break; |
544 | case HID_DG_CONTACTID: | |
545 | td->curdata.contactid = value; | |
546 | break; | |
547 | case HID_DG_TIPPRESSURE: | |
548 | td->curdata.p = value; | |
549 | break; | |
550 | case HID_GD_X: | |
551 | td->curdata.x = value; | |
552 | break; | |
553 | case HID_GD_Y: | |
554 | td->curdata.y = value; | |
555 | break; | |
556 | case HID_DG_WIDTH: | |
557 | td->curdata.w = value; | |
558 | break; | |
559 | case HID_DG_HEIGHT: | |
560 | td->curdata.h = value; | |
561 | break; | |
562 | case HID_DG_CONTACTCOUNT: | |
563 | /* | |
2d93666e BT |
564 | * Includes multi-packet support where subsequent |
565 | * packets are sent with zero contactcount. | |
5519cab4 BT |
566 | */ |
567 | if (value) | |
2d93666e | 568 | td->num_expected = value; |
5519cab4 | 569 | break; |
c2ef8f21 BT |
570 | case HID_DG_TOUCH: |
571 | /* do nothing */ | |
572 | break; | |
5519cab4 BT |
573 | |
574 | default: | |
575 | /* fallback to the generic hidinput handling */ | |
576 | return 0; | |
577 | } | |
5519cab4 | 578 | |
2258e863 | 579 | if (usage->hid == td->last_slot_field) |
2d93666e BT |
580 | mt_complete_slot(td); |
581 | ||
582 | if (field->index == td->last_field_index | |
583 | && td->num_received >= td->num_expected) | |
584 | mt_emit_event(td, field->hidinput->input); | |
5519cab4 | 585 | |
2d93666e | 586 | } |
5519cab4 BT |
587 | |
588 | /* we have handled the hidinput part, now remains hiddev */ | |
589 | if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event) | |
590 | hid->hiddev_hid_event(hid, field, usage, value); | |
591 | ||
592 | return 1; | |
593 | } | |
594 | ||
595 | static void mt_set_input_mode(struct hid_device *hdev) | |
596 | { | |
597 | struct mt_device *td = hid_get_drvdata(hdev); | |
598 | struct hid_report *r; | |
599 | struct hid_report_enum *re; | |
600 | ||
601 | if (td->inputmode < 0) | |
602 | return; | |
603 | ||
604 | re = &(hdev->report_enum[HID_FEATURE_REPORT]); | |
605 | r = re->report_id_hash[td->inputmode]; | |
606 | if (r) { | |
607 | r->field[0]->value[0] = 0x02; | |
608 | usbhid_submit_report(hdev, r, USB_DIR_OUT); | |
609 | } | |
610 | } | |
611 | ||
31ae9bdd BT |
612 | static void mt_set_maxcontacts(struct hid_device *hdev) |
613 | { | |
614 | struct mt_device *td = hid_get_drvdata(hdev); | |
615 | struct hid_report *r; | |
616 | struct hid_report_enum *re; | |
617 | int fieldmax, max; | |
618 | ||
619 | if (td->maxcontact_report_id < 0) | |
620 | return; | |
621 | ||
622 | if (!td->mtclass.maxcontacts) | |
623 | return; | |
624 | ||
625 | re = &hdev->report_enum[HID_FEATURE_REPORT]; | |
626 | r = re->report_id_hash[td->maxcontact_report_id]; | |
627 | if (r) { | |
628 | max = td->mtclass.maxcontacts; | |
629 | fieldmax = r->field[0]->logical_maximum; | |
630 | max = min(fieldmax, max); | |
631 | if (r->field[0]->value[0] != max) { | |
632 | r->field[0]->value[0] = max; | |
633 | usbhid_submit_report(hdev, r, USB_DIR_OUT); | |
634 | } | |
635 | } | |
636 | } | |
637 | ||
5519cab4 BT |
638 | static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id) |
639 | { | |
2d93666e | 640 | int ret, i; |
5519cab4 | 641 | struct mt_device *td; |
2d93666e BT |
642 | struct mt_class *mtclass = mt_classes; /* MT_CLS_DEFAULT */ |
643 | ||
8d179a9e BT |
644 | if (id) { |
645 | for (i = 0; mt_classes[i].name ; i++) { | |
646 | if (id->driver_data == mt_classes[i].name) { | |
647 | mtclass = &(mt_classes[i]); | |
648 | break; | |
649 | } | |
2d93666e BT |
650 | } |
651 | } | |
5519cab4 | 652 | |
d682bd7f HR |
653 | /* This allows the driver to correctly support devices |
654 | * that emit events over several HID messages. | |
655 | */ | |
656 | hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC; | |
8d179a9e | 657 | hdev->quirks &= ~HID_QUIRK_MULTITOUCH; |
5519cab4 | 658 | |
9498f954 | 659 | td = kzalloc(sizeof(struct mt_device), GFP_KERNEL); |
5519cab4 BT |
660 | if (!td) { |
661 | dev_err(&hdev->dev, "cannot allocate multitouch data\n"); | |
662 | return -ENOMEM; | |
663 | } | |
eec29e3d | 664 | td->mtclass = *mtclass; |
5519cab4 | 665 | td->inputmode = -1; |
31ae9bdd | 666 | td->maxcontact_report_id = -1; |
5519cab4 BT |
667 | hid_set_drvdata(hdev, td); |
668 | ||
669 | ret = hid_parse(hdev); | |
670 | if (ret != 0) | |
671 | goto fail; | |
672 | ||
673 | ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); | |
2d93666e | 674 | if (ret) |
5519cab4 BT |
675 | goto fail; |
676 | ||
9e87f22a BT |
677 | if (!id && td->touches_by_report == 1) { |
678 | /* the device has been sent by hid-generic */ | |
679 | mtclass = &td->mtclass; | |
680 | mtclass->quirks |= MT_QUIRK_ALWAYS_VALID; | |
681 | mtclass->quirks &= ~MT_QUIRK_NOT_SEEN_MEANS_UP; | |
682 | mtclass->quirks &= ~MT_QUIRK_VALID_IS_INRANGE; | |
683 | mtclass->quirks &= ~MT_QUIRK_VALID_IS_CONFIDENCE; | |
684 | } | |
685 | ||
9498f954 BT |
686 | td->slots = kzalloc(td->maxcontacts * sizeof(struct mt_slot), |
687 | GFP_KERNEL); | |
688 | if (!td->slots) { | |
689 | dev_err(&hdev->dev, "cannot allocate multitouch slots\n"); | |
690 | hid_hw_stop(hdev); | |
691 | ret = -ENOMEM; | |
692 | goto fail; | |
693 | } | |
694 | ||
eec29e3d BT |
695 | ret = sysfs_create_group(&hdev->dev.kobj, &mt_attribute_group); |
696 | ||
31ae9bdd | 697 | mt_set_maxcontacts(hdev); |
5519cab4 BT |
698 | mt_set_input_mode(hdev); |
699 | ||
700 | return 0; | |
701 | ||
702 | fail: | |
703 | kfree(td); | |
704 | return ret; | |
705 | } | |
706 | ||
707 | #ifdef CONFIG_PM | |
708 | static int mt_reset_resume(struct hid_device *hdev) | |
709 | { | |
31ae9bdd | 710 | mt_set_maxcontacts(hdev); |
5519cab4 BT |
711 | mt_set_input_mode(hdev); |
712 | return 0; | |
713 | } | |
714 | #endif | |
715 | ||
716 | static void mt_remove(struct hid_device *hdev) | |
717 | { | |
718 | struct mt_device *td = hid_get_drvdata(hdev); | |
eec29e3d | 719 | sysfs_remove_group(&hdev->dev.kobj, &mt_attribute_group); |
5519cab4 | 720 | hid_hw_stop(hdev); |
9498f954 | 721 | kfree(td->slots); |
5519cab4 BT |
722 | kfree(td); |
723 | hid_set_drvdata(hdev, NULL); | |
724 | } | |
725 | ||
726 | static const struct hid_device_id mt_devices[] = { | |
727 | ||
f786bba4 BT |
728 | /* 3M panels */ |
729 | { .driver_data = MT_CLS_3M, | |
730 | HID_USB_DEVICE(USB_VENDOR_ID_3M, | |
731 | USB_DEVICE_ID_3M1968) }, | |
732 | { .driver_data = MT_CLS_3M, | |
733 | HID_USB_DEVICE(USB_VENDOR_ID_3M, | |
734 | USB_DEVICE_ID_3M2256) }, | |
c4fad877 BT |
735 | { .driver_data = MT_CLS_3M, |
736 | HID_USB_DEVICE(USB_VENDOR_ID_3M, | |
737 | USB_DEVICE_ID_3M3266) }, | |
f786bba4 | 738 | |
e6aac342 BT |
739 | /* ActionStar panels */ |
740 | { .driver_data = MT_CLS_DEFAULT, | |
741 | HID_USB_DEVICE(USB_VENDOR_ID_ACTIONSTAR, | |
742 | USB_DEVICE_ID_ACTIONSTAR_1011) }, | |
743 | ||
b1057124 BT |
744 | /* Atmel panels */ |
745 | { .driver_data = MT_CLS_SERIAL, | |
746 | HID_USB_DEVICE(USB_VENDOR_ID_ATMEL, | |
747 | USB_DEVICE_ID_ATMEL_MULTITOUCH) }, | |
841cb157 BT |
748 | { .driver_data = MT_CLS_SERIAL, |
749 | HID_USB_DEVICE(USB_VENDOR_ID_ATMEL, | |
750 | USB_DEVICE_ID_ATMEL_MXT_DIGITIZER) }, | |
b1057124 | 751 | |
a841b62c BT |
752 | /* Cando panels */ |
753 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, | |
754 | HID_USB_DEVICE(USB_VENDOR_ID_CANDO, | |
755 | USB_DEVICE_ID_CANDO_MULTI_TOUCH) }, | |
756 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, | |
757 | HID_USB_DEVICE(USB_VENDOR_ID_CANDO, | |
758 | USB_DEVICE_ID_CANDO_MULTI_TOUCH_10_1) }, | |
759 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, | |
760 | HID_USB_DEVICE(USB_VENDOR_ID_CANDO, | |
761 | USB_DEVICE_ID_CANDO_MULTI_TOUCH_11_6) }, | |
762 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, | |
763 | HID_USB_DEVICE(USB_VENDOR_ID_CANDO, | |
764 | USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) }, | |
765 | ||
942fd422 AZ |
766 | /* Chunghwa Telecom touch panels */ |
767 | { .driver_data = MT_CLS_DEFAULT, | |
768 | HID_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, | |
769 | USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) }, | |
770 | ||
79603dc9 BT |
771 | /* CVTouch panels */ |
772 | { .driver_data = MT_CLS_DEFAULT, | |
773 | HID_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, | |
774 | USB_DEVICE_ID_CVTOUCH_SCREEN) }, | |
775 | ||
a3b5e577 BT |
776 | /* Cypress panel */ |
777 | { .driver_data = MT_CLS_CYPRESS, | |
778 | HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, | |
779 | USB_DEVICE_ID_CYPRESS_TRUETOUCH) }, | |
780 | ||
22408283 | 781 | /* eGalax devices (resistive) */ |
e36f690b | 782 | { .driver_data = MT_CLS_EGALAX, |
22408283 | 783 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b BT |
784 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) }, |
785 | { .driver_data = MT_CLS_EGALAX, | |
22408283 | 786 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 787 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) }, |
22408283 BT |
788 | |
789 | /* eGalax devices (capacitive) */ | |
e36f690b | 790 | { .driver_data = MT_CLS_EGALAX, |
22408283 | 791 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 792 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) }, |
fd1d1525 BT |
793 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
794 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
795 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7207) }, | |
796 | { .driver_data = MT_CLS_EGALAX_SERIAL, | |
797 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
798 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) }, | |
799 | { .driver_data = MT_CLS_EGALAX_SERIAL, | |
800 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
801 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) }, | |
2ce09df4 BT |
802 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
803 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
804 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_722A) }, | |
e36f690b | 805 | { .driver_data = MT_CLS_EGALAX, |
22408283 | 806 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 807 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) }, |
fd1d1525 BT |
808 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
809 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
810 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7262) }, | |
e36f690b | 811 | { .driver_data = MT_CLS_EGALAX, |
22408283 | 812 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 813 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) }, |
fd1d1525 BT |
814 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
815 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
816 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72AA) }, | |
66f06127 BT |
817 | { .driver_data = MT_CLS_EGALAX, |
818 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
819 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72FA) }, | |
bb9ff210 MV |
820 | { .driver_data = MT_CLS_EGALAX, |
821 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
822 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) }, | |
fd1d1525 BT |
823 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
824 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, | |
825 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7349) }, | |
1b723e8d | 826 | { .driver_data = MT_CLS_EGALAX_SERIAL, |
1fd8f047 | 827 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV, |
e36f690b | 828 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) }, |
22408283 | 829 | |
c04abeef BT |
830 | /* Elo TouchSystems IntelliTouch Plus panel */ |
831 | { .driver_data = MT_CLS_DUAL_NSMU_CONTACTID, | |
832 | HID_USB_DEVICE(USB_VENDOR_ID_ELO, | |
833 | USB_DEVICE_ID_ELO_TS2515) }, | |
834 | ||
5572da08 | 835 | /* GeneralTouch panel */ |
1e9cf35b | 836 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
5572da08 BT |
837 | HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, |
838 | USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) }, | |
839 | ||
4d5df5d1 AN |
840 | /* Gametel game controller */ |
841 | { .driver_data = MT_CLS_DEFAULT, | |
842 | HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_FRUCTEL, | |
843 | USB_DEVICE_ID_GAMETEL_MT_MODE) }, | |
844 | ||
ee0fbd14 BT |
845 | /* GoodTouch panels */ |
846 | { .driver_data = MT_CLS_DEFAULT, | |
847 | HID_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, | |
848 | USB_DEVICE_ID_GOODTOUCH_000f) }, | |
849 | ||
54580365 BT |
850 | /* Hanvon panels */ |
851 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, | |
852 | HID_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT, | |
853 | USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) }, | |
854 | ||
a062cc5a SC |
855 | /* Ideacom panel */ |
856 | { .driver_data = MT_CLS_SERIAL, | |
857 | HID_USB_DEVICE(USB_VENDOR_ID_IDEACOM, | |
858 | USB_DEVICE_ID_IDEACOM_IDC6650) }, | |
71078b0d BT |
859 | { .driver_data = MT_CLS_SERIAL, |
860 | HID_USB_DEVICE(USB_VENDOR_ID_IDEACOM, | |
861 | USB_DEVICE_ID_IDEACOM_IDC6651) }, | |
a062cc5a | 862 | |
4e61f0d7 AZ |
863 | /* Ilitek dual touch panel */ |
864 | { .driver_data = MT_CLS_DEFAULT, | |
865 | HID_USB_DEVICE(USB_VENDOR_ID_ILITEK, | |
866 | USB_DEVICE_ID_ILITEK_MULTITOUCH) }, | |
867 | ||
4dfcced8 BT |
868 | /* IRTOUCH panels */ |
869 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, | |
870 | HID_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS, | |
871 | USB_DEVICE_ID_IRTOUCH_INFRARED_USB) }, | |
872 | ||
c50bb1a4 JB |
873 | /* LG Display panels */ |
874 | { .driver_data = MT_CLS_DEFAULT, | |
875 | HID_USB_DEVICE(USB_VENDOR_ID_LG, | |
876 | USB_DEVICE_ID_LG_MULTITOUCH) }, | |
877 | ||
df167c4a BT |
878 | /* Lumio panels */ |
879 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
880 | HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, | |
881 | USB_DEVICE_ID_CRYSTALTOUCH) }, | |
c3ead6de BT |
882 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, |
883 | HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, | |
884 | USB_DEVICE_ID_CRYSTALTOUCH_DUAL) }, | |
df167c4a | 885 | |
4a6ee685 BT |
886 | /* MosArt panels */ |
887 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
888 | HID_USB_DEVICE(USB_VENDOR_ID_ASUS, | |
889 | USB_DEVICE_ID_ASUS_T91MT)}, | |
890 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
891 | HID_USB_DEVICE(USB_VENDOR_ID_ASUS, | |
892 | USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) }, | |
893 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, | |
894 | HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, | |
895 | USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) }, | |
896 | ||
2258e863 DK |
897 | /* Panasonic panels */ |
898 | { .driver_data = MT_CLS_PANASONIC, | |
899 | HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC, | |
900 | USB_DEVICE_ID_PANABOARD_UBT780) }, | |
901 | { .driver_data = MT_CLS_PANASONIC, | |
902 | HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC, | |
903 | USB_DEVICE_ID_PANABOARD_UBT880) }, | |
904 | ||
6ab3a9a6 JS |
905 | /* PenMount panels */ |
906 | { .driver_data = MT_CLS_CONFIDENCE, | |
907 | HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, | |
908 | USB_DEVICE_ID_PENMOUNT_PCI) }, | |
909 | ||
b7ea95ff AT |
910 | /* PixArt optical touch screen */ |
911 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
912 | HID_USB_DEVICE(USB_VENDOR_ID_PIXART, | |
913 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) }, | |
914 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
915 | HID_USB_DEVICE(USB_VENDOR_ID_PIXART, | |
916 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) }, | |
917 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, | |
918 | HID_USB_DEVICE(USB_VENDOR_ID_PIXART, | |
919 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) }, | |
920 | ||
5519cab4 | 921 | /* PixCir-based panels */ |
1e9cf35b | 922 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, |
5519cab4 BT |
923 | HID_USB_DEVICE(USB_VENDOR_ID_HANVON, |
924 | USB_DEVICE_ID_HANVON_MULTITOUCH) }, | |
1e9cf35b | 925 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, |
5519cab4 BT |
926 | HID_USB_DEVICE(USB_VENDOR_ID_CANDO, |
927 | USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) }, | |
928 | ||
5e7ea11f BT |
929 | /* Quanta-based panels */ |
930 | { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID, | |
931 | HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, | |
932 | USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH) }, | |
933 | { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID, | |
934 | HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, | |
935 | USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001) }, | |
936 | { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID, | |
937 | HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, | |
938 | USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3008) }, | |
939 | ||
043b403a | 940 | /* Stantum panels */ |
bf5af9b5 | 941 | { .driver_data = MT_CLS_CONFIDENCE, |
043b403a BT |
942 | HID_USB_DEVICE(USB_VENDOR_ID_STANTUM, |
943 | USB_DEVICE_ID_MTP)}, | |
bf5af9b5 | 944 | { .driver_data = MT_CLS_CONFIDENCE, |
85a60082 | 945 | HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, |
043b403a | 946 | USB_DEVICE_ID_MTP_STM)}, |
bf5af9b5 | 947 | { .driver_data = MT_CLS_CONFIDENCE, |
85a60082 | 948 | HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX, |
043b403a BT |
949 | USB_DEVICE_ID_MTP_SITRONIX)}, |
950 | ||
847672cd BT |
951 | /* TopSeed panels */ |
952 | { .driver_data = MT_CLS_TOPSEED, | |
953 | HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, | |
954 | USB_DEVICE_ID_TOPSEED2_PERIPAD_701) }, | |
955 | ||
5e74e56d BT |
956 | /* Touch International panels */ |
957 | { .driver_data = MT_CLS_DEFAULT, | |
958 | HID_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL, | |
959 | USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) }, | |
960 | ||
617b64f9 BT |
961 | /* Unitec panels */ |
962 | { .driver_data = MT_CLS_DEFAULT, | |
963 | HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, | |
964 | USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) }, | |
965 | { .driver_data = MT_CLS_DEFAULT, | |
966 | HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, | |
967 | USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) }, | |
bc8a2a9b | 968 | /* XAT */ |
969 | { .driver_data = MT_CLS_DEFAULT, | |
970 | HID_USB_DEVICE(USB_VENDOR_ID_XAT, | |
971 | USB_DEVICE_ID_XAT_CSR) }, | |
617b64f9 | 972 | |
11576c61 MH |
973 | /* Xiroku */ |
974 | { .driver_data = MT_CLS_DEFAULT, | |
975 | HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, | |
976 | USB_DEVICE_ID_XIROKU_SPX) }, | |
977 | { .driver_data = MT_CLS_DEFAULT, | |
978 | HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, | |
979 | USB_DEVICE_ID_XIROKU_MPX) }, | |
980 | { .driver_data = MT_CLS_DEFAULT, | |
981 | HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, | |
982 | USB_DEVICE_ID_XIROKU_CSR) }, | |
983 | { .driver_data = MT_CLS_DEFAULT, | |
984 | HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, | |
985 | USB_DEVICE_ID_XIROKU_SPX1) }, | |
986 | { .driver_data = MT_CLS_DEFAULT, | |
987 | HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, | |
988 | USB_DEVICE_ID_XIROKU_MPX1) }, | |
989 | { .driver_data = MT_CLS_DEFAULT, | |
990 | HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, | |
991 | USB_DEVICE_ID_XIROKU_CSR1) }, | |
992 | { .driver_data = MT_CLS_DEFAULT, | |
993 | HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, | |
994 | USB_DEVICE_ID_XIROKU_SPX2) }, | |
995 | { .driver_data = MT_CLS_DEFAULT, | |
996 | HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, | |
997 | USB_DEVICE_ID_XIROKU_MPX2) }, | |
998 | { .driver_data = MT_CLS_DEFAULT, | |
999 | HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, | |
1000 | USB_DEVICE_ID_XIROKU_CSR2) }, | |
1001 | ||
5519cab4 BT |
1002 | { } |
1003 | }; | |
1004 | MODULE_DEVICE_TABLE(hid, mt_devices); | |
1005 | ||
1006 | static const struct hid_usage_id mt_grabbed_usages[] = { | |
1007 | { HID_ANY_ID, HID_ANY_ID, HID_ANY_ID }, | |
1008 | { HID_ANY_ID - 1, HID_ANY_ID - 1, HID_ANY_ID - 1} | |
1009 | }; | |
1010 | ||
1011 | static struct hid_driver mt_driver = { | |
1012 | .name = "hid-multitouch", | |
1013 | .id_table = mt_devices, | |
1014 | .probe = mt_probe, | |
1015 | .remove = mt_remove, | |
1016 | .input_mapping = mt_input_mapping, | |
1017 | .input_mapped = mt_input_mapped, | |
1018 | .feature_mapping = mt_feature_mapping, | |
1019 | .usage_table = mt_grabbed_usages, | |
1020 | .event = mt_event, | |
1021 | #ifdef CONFIG_PM | |
1022 | .reset_resume = mt_reset_resume, | |
1023 | #endif | |
1024 | }; | |
1025 | ||
1026 | static int __init mt_init(void) | |
1027 | { | |
1028 | return hid_register_driver(&mt_driver); | |
1029 | } | |
1030 | ||
1031 | static void __exit mt_exit(void) | |
1032 | { | |
1033 | hid_unregister_driver(&mt_driver); | |
1034 | } | |
1035 | ||
1036 | module_init(mt_init); | |
1037 | module_exit(mt_exit); |