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