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