PAGE 0D Digitizer Device Page,DIG_ |
00 Undefined |
01 Digitizer,CA, |
02 Pen,CA, |
03 Light Pen,CA, |
04 Touch Screen,CA, |
05 Touch Pad,CA, |
06 White Board,CA, |
07 Coordinate Measuring Machine,CA, |
08 3D Digitizer,CA,Digitizer3D |
09 Stereo Plotter,CA, |
0A Articulated Arm,CA, |
0B Armature,CA, |
0C Multiple Point Digitizer,CA, |
0D Free Space Wand,CA, |
0E Device Configuration,CA, |
0F Capacitive Heat Map Digitizer,CA, |
20 Stylus,CACL, |
21 Puck,CL, |
22 Finger,CL, |
23 Device Settings,CL, |
30 Tip Pressure,DV, |
31 Barrel Pressure,DV, |
32 In Range,MC, |
33 Touch,MC, |
34 Untouch,OSC, |
35 Tap,OSC, |
36 Quality,DV, |
37 Data Valid,MC, |
38 Transducer Index,DV, |
39 Tablet Function Keys,CL, |
3A Program Change Keys,CL, |
3B Battery Strength,DV, |
3C Invert,MC, |
3D X Tilt,DV, |
3E Y Tilt,DV, |
3F Azimuth,DV, |
40 Altitude,DV, |
41 Twist,DV, |
42 Tip Switch,MC, |
43 Secondary Tip Switch,MC, |
44 Barrel Switch,MC, |
45 Eraser,MC, |
46 Tablet Pick,MC, |
47 Confidence,DV, |
48 Width,DV, |
49 Height,DV, |
51 Contact Identifier,DV, |
52 Device Mode,DV, |
53 Device Identifier,DV, |
54 Contact Count,DV, |
55 Contact Count Maximum,SV, |
56 Relative Scan Time,DV, |
57 Surface Switch,DF, |
58 Button Switch,DF, |
59 Pad Type,SF, |
5A Secondary Barrel Switch,MC, |
5B Transducer Serial Number,SV, |
5C Preferred Color,DV, |
5D Preferred Color is Locked,MC, |
5E Preferred Line Width,DV, |
5F Preferred Line Width is Locked,MC, |
60 Latency Mode,DF, |
61 Gesture Character Quality,DV, |
62 Character Gesture Data Length,DV, |
63 Character Gesture Data,DV, |
64 Gesture Character Encoding,NAry, |
65 UTF8 Charactre Gesture Encoding,Sel, |
66 UTF16 Little Endian Character Gesture Encoding,Sel, |
67 UTF16 Big Endian Character Gesture Encoding,Sel, |
68 UTF32 Little Endian Character Gesture Encoding,Sel, |
69 UTF32 Big Endian Character Gesture Encoding,Sel, |
6A Gesture Character Enable,DF, |
6A Capacitive Heat Map Protocol Vendor ID,SV, |
6B Capacitive Heat Map Protocol Version,SV, |
6C Capacitive Heat Map Frame Data,DV, |
6D Aspect,OSC, |
70 Preferred Line Style,NAry, |
71 Preferred Line Style is Locked,MC, |
72 Ink,Sel, |
73 Pencil,Sel, |
74 Highlighter,Sel, |
75 Chisel Marker,Sel, |
76 Brush,Sel, |
77 No preference,Sel, |
80 Digitizer Diagnostic,CL, |
81 Digitizer Error,NAry, |
82 Err Normal Status,Sel, |
83 Err Transducers Exceeded,Sel, |
84 Err Full Trans Features Unavail,Sel, |
85 Err Charge Low,Sel, |
90 Transducer Software Info,CL, |
91 Transducer Vendor ID,SV, |
92 Transducer Product ID,SV, |
93 Device Supported Protocols,NAry, |
94 Transducer Supported Protocols,NAry, |
95 No Protocol,Sel, |
96 Wacom AES Protocol,Sel, |
97 USI Protocol,Sel, |
98 Microsoft Pen Protocol,Sel, |
A0 Supported Report Rates,SV, |
A1 Report Rate,DV, |
A2 Transducer Connected,SF, |
A3 Switch Disabled,Sel, |
A4 Switch Unimplemented,Sel, |
A5 Transducer Switches,CL, |
/* |
* HID driver for multitouch panels |
* |
* Copyright (c) 2010-2011 Stephane Chatty <[email protected]> |
* Copyright (c) 2010-2011 Benjamin Tissoires <[email protected]> |
* Copyright (c) 2010-2011 Ecole Nationale de l'Aviation Civile, France |
* |
* This code is partly based on hid-egalax.c: |
* |
* Copyright (c) 2010 Stephane Chatty <[email protected]> |
* Copyright (c) 2010 Henrik Rydberg <[email protected]> |
* Copyright (c) 2010 Canonical, Ltd. |
* |
* This code is partly based on hid-3m-pct.c: |
* |
* Copyright (c) 2009-2010 Stephane Chatty <[email protected]> |
* Copyright (c) 2010 Henrik Rydberg <[email protected]> |
* Copyright (c) 2010 Canonical, Ltd. |
* |
*/ |
/* |
* This program is free software; you can redistribute it and/or modify it |
* under the terms of the GNU General Public License as published by the Free |
* Software Foundation; either version 2 of the License, or (at your option) |
* any later version. |
*/ |
#include<linux/device.h> |
#include<linux/hid.h> |
#include<linux/module.h> |
#include<linux/slab.h> |
#include<linux/usb.h> |
#include<linux/input/mt.h> |
#include'usbhid/usbhid.h' |
MODULE_AUTHOR('Stephane Chatty <[email protected]>'); |
MODULE_AUTHOR('Benjamin Tissoires <[email protected]>'); |
MODULE_DESCRIPTION('HID multitouch panels'); |
MODULE_LICENSE('GPL'); |
#include'hid-ids.h' |
/* quirks to control the device */ |
#defineMT_QUIRK_NOT_SEEN_MEANS_UP (1 << 0) |
#defineMT_QUIRK_SLOT_IS_CONTACTID (1 << 1) |
#defineMT_QUIRK_CYPRESS (1 << 2) |
#defineMT_QUIRK_SLOT_IS_CONTACTNUMBER (1 << 3) |
#defineMT_QUIRK_VALID_IS_INRANGE (1 << 4) |
#defineMT_QUIRK_VALID_IS_CONFIDENCE (1 << 5) |
#defineMT_QUIRK_EGALAX_XYZ_FIXUP (1 << 6) |
#defineMT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE (1 << 7) |
struct mt_slot { |
__s32 x, y, p, w, h; |
__s32 contactid; /* the device ContactID assigned to this slot */ |
bool touch_state; /* is the touch valid? */ |
bool seen_in_this_frame;/* has this slot been updated */ |
}; |
struct mt_device { |
struct mt_slot curdata; /* placeholder of incoming data */ |
struct mt_class *mtclass; /* our mt device class */ |
unsigned last_field_index; /* last field index of the report */ |
unsigned last_slot_field; /* the last field of a slot */ |
int last_mt_collection; /* last known mt-related collection */ |
__s8 inputmode; /* InputMode HID feature, -1 if non-existent */ |
__u8 num_received; /* how many contacts we received */ |
__u8 num_expected; /* expected last contact index */ |
__u8 maxcontacts; |
bool curvalid; /* is the current contact valid? */ |
struct mt_slot *slots; |
}; |
struct mt_class { |
__s32 name; /* MT_CLS */ |
__s32 quirks; |
__s32 sn_move; /* Signal/noise ratio for move events */ |
__s32 sn_width; /* Signal/noise ratio for width events */ |
__s32 sn_height; /* Signal/noise ratio for height events */ |
__s32 sn_pressure; /* Signal/noise ratio for pressure events */ |
__u8 maxcontacts; |
}; |
/* classes of device behavior */ |
#defineMT_CLS_DEFAULT0x0001 |
#defineMT_CLS_CONFIDENCE0x0002 |
#defineMT_CLS_CONFIDENCE_MINUS_ONE0x0003 |
#defineMT_CLS_DUAL_INRANGE_CONTACTID0x0004 |
#defineMT_CLS_DUAL_INRANGE_CONTACTNUMBER0x0005 |
#defineMT_CLS_DUAL_NSMU_CONTACTID0x0006 |
/* vendor specific classes */ |
#defineMT_CLS_3M0x0101 |
#defineMT_CLS_CYPRESS0x0102 |
#defineMT_CLS_EGALAX0x0103 |
#defineMT_DEFAULT_MAXCONTACT10 |
/* |
* these device-dependent functions determine what slot corresponds |
* to a valid contact that was just read. |
*/ |
staticintcypress_compute_slot(struct mt_device *td) |
{ |
if (td->curdata.contactid != 0 || td->num_received0) |
return td->curdata.contactid; |
else |
return -1; |
} |
staticintfind_slot_from_contactid(struct mt_device *td) |
{ |
int i; |
for (i = 0; i < td->maxcontacts; ++i) { |
if (td->slots[i].contactid td->curdata.contactid && |
td->slots[i].touch_state) |
return i; |
} |
for (i = 0; i < td->maxcontacts; ++i) { |
if (!td->slots[i].seen_in_this_frame && |
!td->slots[i].touch_state) |
return i; |
} |
/* should not occurs. If this happens that means |
* that the device sent more touches that it says |
* in the report descriptor. It is ignored then. */ |
return -1; |
} |
struct mt_class mt_classes[] = { |
{ .name = MT_CLS_DEFAULT, |
.quirks = MT_QUIRK_NOT_SEEN_MEANS_UP }, |
{ .name = MT_CLS_CONFIDENCE, |
.quirks = MT_QUIRK_VALID_IS_CONFIDENCE }, |
{ .name = MT_CLS_CONFIDENCE_MINUS_ONE, |
.quirks = MT_QUIRK_VALID_IS_CONFIDENCE | |
MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE }, |
{ .name = MT_CLS_DUAL_INRANGE_CONTACTID, |
.quirks = MT_QUIRK_VALID_IS_INRANGE | |
MT_QUIRK_SLOT_IS_CONTACTID, |
.maxcontacts = 2 }, |
{ .name = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
.quirks = MT_QUIRK_VALID_IS_INRANGE | |
MT_QUIRK_SLOT_IS_CONTACTNUMBER, |
.maxcontacts = 2 }, |
{ .name = MT_CLS_DUAL_NSMU_CONTACTID, |
.quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | |
MT_QUIRK_SLOT_IS_CONTACTID, |
.maxcontacts = 2 }, |
/* |
* vendor specific classes |
*/ |
{ .name = MT_CLS_3M, |
.quirks = MT_QUIRK_VALID_IS_CONFIDENCE | |
MT_QUIRK_SLOT_IS_CONTACTID, |
.sn_move = 2048, |
.sn_width = 128, |
.sn_height = 128 }, |
{ .name = MT_CLS_CYPRESS, |
.quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | |
MT_QUIRK_CYPRESS, |
.maxcontacts = 10 }, |
{ .name = MT_CLS_EGALAX, |
.quirks = MT_QUIRK_SLOT_IS_CONTACTID | |
MT_QUIRK_VALID_IS_INRANGE | |
MT_QUIRK_EGALAX_XYZ_FIXUP, |
.maxcontacts = 2, |
.sn_move = 4096, |
.sn_pressure = 32, |
}, |
{ } |
}; |
staticvoidmt_feature_mapping(struct hid_device *hdev, |
struct hid_field *field, struct hid_usage *usage) |
{ |
struct mt_device *td = hid_get_drvdata(hdev); |
switch (usage->hid) { |
case HID_DG_INPUTMODE: |
td->inputmode = field->report->id; |
break; |
case HID_DG_CONTACTMAX: |
td->maxcontacts = field->value[0]; |
if (td->mtclass->maxcontacts) |
/* check if the maxcontacts is given by the class */ |
td->maxcontacts = td->mtclass->maxcontacts; |
break; |
} |
} |
staticvoidset_abs(struct input_dev *input, unsignedint code, |
struct hid_field *field, int snratio) |
{ |
intfmin = field->logical_minimum; |
intfmax = field->logical_maximum; |
int fuzz = snratio ? (fmax - fmin) / snratio : 0; |
input_set_abs_params(input, code, fmin, fmax, fuzz, 0); |
} |
staticintmt_input_mapping(struct hid_device *hdev, struct hid_input *hi, |
struct hid_field *field, struct hid_usage *usage, |
unsignedlong **bit, int *max) |
{ |
struct mt_device *td = hid_get_drvdata(hdev); |
struct mt_class *cls = td->mtclass; |
__s32 quirks = cls->quirks; |
/* Only map fields from TouchScreen or TouchPad collections. |
* We need to ignore fields that belong to other collections |
* such as Mouse that might have the same GenericDesktop usages. */ |
if (field->application HID_DG_TOUCHSCREEN) |
set_bit(INPUT_PROP_DIRECT, hi->input->propbit); |
elseif (field->application HID_DG_TOUCHPAD) |
set_bit(INPUT_PROP_POINTER, hi->input->propbit); |
else |
return0; |
switch (usage->hid & HID_USAGE_PAGE) { |
case HID_UP_GENDESK: |
switch (usage->hid) { |
case HID_GD_X: |
if (quirks & MT_QUIRK_EGALAX_XYZ_FIXUP) |
field->logical_maximum = 32760; |
hid_map_usage(hi, usage, bit, max, |
EV_ABS, ABS_MT_POSITION_X); |
set_abs(hi->input, ABS_MT_POSITION_X, field, |
cls->sn_move); |
/* touchscreen emulation */ |
set_abs(hi->input, ABS_X, field, cls->sn_move); |
if (td->last_mt_collection usage->collection_index) { |
td->last_slot_field = usage->hid; |
td->last_field_index = field->index; |
} |
return1; |
case HID_GD_Y: |
if (quirks & MT_QUIRK_EGALAX_XYZ_FIXUP) |
field->logical_maximum = 32760; |
hid_map_usage(hi, usage, bit, max, |
EV_ABS, ABS_MT_POSITION_Y); |
set_abs(hi->input, ABS_MT_POSITION_Y, field, |
cls->sn_move); |
/* touchscreen emulation */ |
set_abs(hi->input, ABS_Y, field, cls->sn_move); |
if (td->last_mt_collection usage->collection_index) { |
td->last_slot_field = usage->hid; |
td->last_field_index = field->index; |
} |
return1; |
} |
return0; |
case HID_UP_DIGITIZER: |
switch (usage->hid) { |
case HID_DG_INRANGE: |
if (td->last_mt_collection usage->collection_index) { |
td->last_slot_field = usage->hid; |
td->last_field_index = field->index; |
} |
return1; |
case HID_DG_CONFIDENCE: |
if (td->last_mt_collection usage->collection_index) { |
td->last_slot_field = usage->hid; |
td->last_field_index = field->index; |
} |
return1; |
case HID_DG_TIPSWITCH: |
hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH); |
input_set_capability(hi->input, EV_KEY, BTN_TOUCH); |
if (td->last_mt_collection usage->collection_index) { |
td->last_slot_field = usage->hid; |
td->last_field_index = field->index; |
} |
return1; |
case HID_DG_CONTACTID: |
if (!td->maxcontacts) |
td->maxcontacts = MT_DEFAULT_MAXCONTACT; |
input_mt_init_slots(hi->input, td->maxcontacts); |
td->last_slot_field = usage->hid; |
td->last_field_index = field->index; |
td->last_mt_collection = usage->collection_index; |
return1; |
case HID_DG_WIDTH: |
hid_map_usage(hi, usage, bit, max, |
EV_ABS, ABS_MT_TOUCH_MAJOR); |
set_abs(hi->input, ABS_MT_TOUCH_MAJOR, field, |
cls->sn_width); |
if (td->last_mt_collection usage->collection_index) { |
td->last_slot_field = usage->hid; |
td->last_field_index = field->index; |
} |
return1; |
case HID_DG_HEIGHT: |
hid_map_usage(hi, usage, bit, max, |
EV_ABS, ABS_MT_TOUCH_MINOR); |
set_abs(hi->input, ABS_MT_TOUCH_MINOR, field, |
cls->sn_height); |
input_set_abs_params(hi->input, |
ABS_MT_ORIENTATION, 0, 1, 0, 0); |
if (td->last_mt_collection usage->collection_index) { |
td->last_slot_field = usage->hid; |
td->last_field_index = field->index; |
} |
return1; |
case HID_DG_TIPPRESSURE: |
if (quirks & MT_QUIRK_EGALAX_XYZ_FIXUP) |
field->logical_minimum = 0; |
hid_map_usage(hi, usage, bit, max, |
EV_ABS, ABS_MT_PRESSURE); |
set_abs(hi->input, ABS_MT_PRESSURE, field, |
cls->sn_pressure); |
/* touchscreen emulation */ |
set_abs(hi->input, ABS_PRESSURE, field, |
cls->sn_pressure); |
if (td->last_mt_collection usage->collection_index) { |
td->last_slot_field = usage->hid; |
td->last_field_index = field->index; |
} |
return1; |
case HID_DG_CONTACTCOUNT: |
if (td->last_mt_collection usage->collection_index) |
td->last_field_index = field->index; |
return1; |
case HID_DG_CONTACTMAX: |
/* we don't set td->last_slot_field as contactcount and |
* contact max are global to the report */ |
if (td->last_mt_collection usage->collection_index) |
td->last_field_index = field->index; |
return -1; |
} |
/* let hid-input decide for the others */ |
return0; |
case0xff000000: |
/* we do not want to map these: no input-oriented meaning */ |
return -1; |
} |
return0; |
} |
staticintmt_input_mapped(struct hid_device *hdev, struct hid_input *hi, |
struct hid_field *field, struct hid_usage *usage, |
unsignedlong **bit, int *max) |
{ |
if (usage->type EV_KEY || usage->type EV_ABS) |
set_bit(usage->type, hi->input->evbit); |
return -1; |
} |
staticintmt_compute_slot(struct mt_device *td) |
{ |
__s32 quirks = td->mtclass->quirks; |
if (quirks & MT_QUIRK_SLOT_IS_CONTACTID) |
return td->curdata.contactid; |
if (quirks & MT_QUIRK_CYPRESS) |
returncypress_compute_slot(td); |
if (quirks & MT_QUIRK_SLOT_IS_CONTACTNUMBER) |
return td->num_received; |
if (quirks & MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE) |
return td->curdata.contactid - 1; |
returnfind_slot_from_contactid(td); |
} |
/* |
* this function is called when a whole contact has been processed, |
* so that it can assign it to a slot and store the data there |
*/ |
staticvoidmt_complete_slot(struct mt_device *td) |
{ |
td->curdata.seen_in_this_frame = true; |
if (td->curvalid) { |
int slotnum = mt_compute_slot(td); |
if (slotnum >= 0 && slotnum < td->maxcontacts) |
td->slots[slotnum] = td->curdata; |
} |
td->num_received++; |
} |
/* |
* this function is called when a whole packet has been received and processed, |
* so that it can decide what to send to the input layer. |
*/ |
staticvoidmt_emit_event(struct mt_device *td, struct input_dev *input) |
{ |
int i; |
for (i = 0; i < td->maxcontacts; ++i) { |
struct mt_slot *s = &(td->slots[i]); |
if ((td->mtclass->quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) && |
!s->seen_in_this_frame) { |
s->touch_state = false; |
} |
input_mt_slot(input, i); |
input_mt_report_slot_state(input, MT_TOOL_FINGER, |
s->touch_state); |
if (s->touch_state) { |
/* this finger is on the screen */ |
intwide = (s->w > s->h); |
/* divided by two to match visual scale of touch */ |
intmajor = max(s->w, s->h) >> 1; |
intminor = min(s->w, s->h) >> 1; |
input_event(input, EV_ABS, ABS_MT_POSITION_X, s->x); |
input_event(input, EV_ABS, ABS_MT_POSITION_Y, s->y); |
input_event(input, EV_ABS, ABS_MT_ORIENTATION, wide); |
input_event(input, EV_ABS, ABS_MT_PRESSURE, s->p); |
input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, major); |
input_event(input, EV_ABS, ABS_MT_TOUCH_MINOR, minor); |
} |
s->seen_in_this_frame = false; |
} |
input_mt_report_pointer_emulation(input, true); |
input_sync(input); |
td->num_received = 0; |
} |
staticintmt_event(struct hid_device *hid, struct hid_field *field, |
struct hid_usage *usage, __s32 value) |
{ |
struct mt_device *td = hid_get_drvdata(hid); |
__s32 quirks = td->mtclass->quirks; |
if (hid->claimed & HID_CLAIMED_INPUT && td->slots) { |
switch (usage->hid) { |
case HID_DG_INRANGE: |
if (quirks & MT_QUIRK_VALID_IS_INRANGE) |
td->curvalid = value; |
break; |
case HID_DG_TIPSWITCH: |
if (quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) |
td->curvalid = value; |
td->curdata.touch_state = value; |
break; |
case HID_DG_CONFIDENCE: |
if (quirks & MT_QUIRK_VALID_IS_CONFIDENCE) |
td->curvalid = value; |
break; |
case HID_DG_CONTACTID: |
td->curdata.contactid = value; |
break; |
case HID_DG_TIPPRESSURE: |
td->curdata.p = value; |
break; |
case HID_GD_X: |
td->curdata.x = value; |
break; |
case HID_GD_Y: |
td->curdata.y = value; |
break; |
case HID_DG_WIDTH: |
td->curdata.w = value; |
break; |
case HID_DG_HEIGHT: |
td->curdata.h = value; |
break; |
case HID_DG_CONTACTCOUNT: |
/* |
* Includes multi-packet support where subsequent |
* packets are sent with zero contactcount. |
*/ |
if (value) |
td->num_expected = value; |
break; |
default: |
/* fallback to the generic hidinput handling */ |
return0; |
} |
if (usage->hid td->last_slot_field) { |
mt_complete_slot(td); |
} |
if (field->index td->last_field_index |
&& td->num_received >= td->num_expected) |
mt_emit_event(td, field->hidinput->input); |
} |
/* we have handled the hidinput part, now remains hiddev */ |
if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event) |
hid->hiddev_hid_event(hid, field, usage, value); |
return1; |
} |
staticvoidmt_set_input_mode(struct hid_device *hdev) |
{ |
struct mt_device *td = hid_get_drvdata(hdev); |
struct hid_report *r; |
struct hid_report_enum *re; |
if (td->inputmode < 0) |
return; |
re = &(hdev->report_enum[HID_FEATURE_REPORT]); |
r = re->report_id_hash[td->inputmode]; |
if (r) { |
r->field[0]->value[0] = 0x02; |
usbhid_submit_report(hdev, r, USB_DIR_OUT); |
} |
} |
staticintmt_probe(struct hid_device *hdev, conststruct hid_device_id *id) |
{ |
int ret, i; |
struct mt_device *td; |
struct mt_class *mtclass = mt_classes; /* MT_CLS_DEFAULT */ |
for (i = 0; mt_classes[i].name ; i++) { |
if (id->driver_data mt_classes[i].name) { |
mtclass = &(mt_classes[i]); |
break; |
} |
} |
/* This allows the driver to correctly support devices |
* that emit events over several HID messages. |
*/ |
hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC; |
td = kzalloc(sizeof(struct mt_device), GFP_KERNEL); |
if (!td) { |
dev_err(&hdev->dev, 'cannot allocate multitouch datan'); |
return -ENOMEM; |
} |
td->mtclass = mtclass; |
td->inputmode = -1; |
td->last_mt_collection = -1; |
hid_set_drvdata(hdev, td); |
ret = hid_parse(hdev); |
if (ret != 0) |
goto fail; |
ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); |
if (ret) |
goto fail; |
td->slots = kzalloc(td->maxcontacts * sizeof(struct mt_slot), |
GFP_KERNEL); |
if (!td->slots) { |
dev_err(&hdev->dev, 'cannot allocate multitouch slotsn'); |
hid_hw_stop(hdev); |
ret = -ENOMEM; |
goto fail; |
} |
mt_set_input_mode(hdev); |
return0; |
fail: |
kfree(td); |
return ret; |
} |
#ifdef CONFIG_PM |
staticintmt_reset_resume(struct hid_device *hdev) |
{ |
mt_set_input_mode(hdev); |
return0; |
} |
#endif |
staticvoidmt_remove(struct hid_device *hdev) |
{ |
struct mt_device *td = hid_get_drvdata(hdev); |
hid_hw_stop(hdev); |
kfree(td->slots); |
kfree(td); |
hid_set_drvdata(hdev, NULL); |
} |
staticconststruct hid_device_id mt_devices[] = { |
/* 3M panels */ |
{ .driver_data = MT_CLS_3M, |
HID_USB_DEVICE(USB_VENDOR_ID_3M, |
USB_DEVICE_ID_3M1968) }, |
{ .driver_data = MT_CLS_3M, |
HID_USB_DEVICE(USB_VENDOR_ID_3M, |
USB_DEVICE_ID_3M2256) }, |
{ .driver_data = MT_CLS_3M, |
HID_USB_DEVICE(USB_VENDOR_ID_3M, |
USB_DEVICE_ID_3M3266) }, |
/* ActionStar panels */ |
{ .driver_data = MT_CLS_DEFAULT, |
HID_USB_DEVICE(USB_VENDOR_ID_ACTIONSTAR, |
USB_DEVICE_ID_ACTIONSTAR_1011) }, |
/* Cando panels */ |
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
HID_USB_DEVICE(USB_VENDOR_ID_CANDO, |
USB_DEVICE_ID_CANDO_MULTI_TOUCH) }, |
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
HID_USB_DEVICE(USB_VENDOR_ID_CANDO, |
USB_DEVICE_ID_CANDO_MULTI_TOUCH_10_1) }, |
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
HID_USB_DEVICE(USB_VENDOR_ID_CANDO, |
USB_DEVICE_ID_CANDO_MULTI_TOUCH_11_6) }, |
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
HID_USB_DEVICE(USB_VENDOR_ID_CANDO, |
USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) }, |
/* Chunghwa Telecom touch panels */ |
{ .driver_data = MT_CLS_DEFAULT, |
HID_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, |
USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) }, |
/* CVTouch panels */ |
{ .driver_data = MT_CLS_DEFAULT, |
HID_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, |
USB_DEVICE_ID_CVTOUCH_SCREEN) }, |
/* Cypress panel */ |
{ .driver_data = MT_CLS_CYPRESS, |
HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, |
USB_DEVICE_ID_CYPRESS_TRUETOUCH) }, |
/* eGalax devices (resistive) */ |
{ .driver_data = MT_CLS_EGALAX, |
HID_USB_DEVICE(USB_VENDOR_ID_DWAV, |
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) }, |
{ .driver_data = MT_CLS_EGALAX, |
HID_USB_DEVICE(USB_VENDOR_ID_DWAV, |
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) }, |
/* eGalax devices (capacitive) */ |
{ .driver_data = MT_CLS_EGALAX, |
HID_USB_DEVICE(USB_VENDOR_ID_DWAV, |
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) }, |
{ .driver_data = MT_CLS_EGALAX, |
HID_USB_DEVICE(USB_VENDOR_ID_DWAV, |
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) }, |
{ .driver_data = MT_CLS_EGALAX, |
HID_USB_DEVICE(USB_VENDOR_ID_DWAV, |
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) }, |
{ .driver_data = MT_CLS_EGALAX, |
HID_USB_DEVICE(USB_VENDOR_ID_DWAV, |
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72FA) }, |
{ .driver_data = MT_CLS_EGALAX, |
HID_USB_DEVICE(USB_VENDOR_ID_DWAV, |
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) }, |
{ .driver_data = MT_CLS_EGALAX, |
HID_USB_DEVICE(USB_VENDOR_ID_DWAV, |
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) }, |
/* Elo TouchSystems IntelliTouch Plus panel */ |
{ .driver_data = MT_CLS_DUAL_NSMU_CONTACTID, |
HID_USB_DEVICE(USB_VENDOR_ID_ELO, |
USB_DEVICE_ID_ELO_TS2515) }, |
/* GeneralTouch panel */ |
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, |
HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, |
USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) }, |
/* GoodTouch panels */ |
{ .driver_data = MT_CLS_DEFAULT, |
HID_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, |
USB_DEVICE_ID_GOODTOUCH_000f) }, |
/* Ilitek dual touch panel */ |
{ .driver_data = MT_CLS_DEFAULT, |
HID_USB_DEVICE(USB_VENDOR_ID_ILITEK, |
USB_DEVICE_ID_ILITEK_MULTITOUCH) }, |
/* IRTOUCH panels */ |
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, |
HID_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS, |
USB_DEVICE_ID_IRTOUCH_INFRARED_USB) }, |
/* LG Display panels */ |
{ .driver_data = MT_CLS_DEFAULT, |
HID_USB_DEVICE(USB_VENDOR_ID_LG, |
USB_DEVICE_ID_LG_MULTITOUCH) }, |
/* Lumio panels */ |
{ .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, |
HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, |
USB_DEVICE_ID_CRYSTALTOUCH) }, |
{ .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, |
HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, |
USB_DEVICE_ID_CRYSTALTOUCH_DUAL) }, |
/* MosArt panels */ |
{ .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, |
HID_USB_DEVICE(USB_VENDOR_ID_ASUS, |
USB_DEVICE_ID_ASUS_T91MT)}, |
{ .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, |
HID_USB_DEVICE(USB_VENDOR_ID_ASUS, |
USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) }, |
{ .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, |
HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, |
USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) }, |
/* PenMount panels */ |
{ .driver_data = MT_CLS_CONFIDENCE, |
HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, |
USB_DEVICE_ID_PENMOUNT_PCI) }, |
/* PixCir-based panels */ |
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, |
HID_USB_DEVICE(USB_VENDOR_ID_HANVON, |
USB_DEVICE_ID_HANVON_MULTITOUCH) }, |
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, |
HID_USB_DEVICE(USB_VENDOR_ID_CANDO, |
USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) }, |
/* Stantum panels */ |
{ .driver_data = MT_CLS_CONFIDENCE, |
HID_USB_DEVICE(USB_VENDOR_ID_STANTUM, |
USB_DEVICE_ID_MTP)}, |
{ .driver_data = MT_CLS_CONFIDENCE, |
HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, |
USB_DEVICE_ID_MTP_STM)}, |
{ .driver_data = MT_CLS_CONFIDENCE, |
HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX, |
USB_DEVICE_ID_MTP_SITRONIX)}, |
/* Touch International panels */ |
{ .driver_data = MT_CLS_DEFAULT, |
HID_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL, |
USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) }, |
/* Unitec panels */ |
{ .driver_data = MT_CLS_DEFAULT, |
HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, |
USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) }, |
{ .driver_data = MT_CLS_DEFAULT, |
HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, |
USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) }, |
{ } |
}; |
MODULE_DEVICE_TABLE(hid, mt_devices); |
staticconststruct hid_usage_id mt_grabbed_usages[] = { |
{ HID_ANY_ID, HID_ANY_ID, HID_ANY_ID }, |
{ HID_ANY_ID - 1, HID_ANY_ID - 1, HID_ANY_ID - 1} |
}; |
staticstruct hid_driver mt_driver = { |
.name = 'hid-multitouch', |
.id_table = mt_devices, |
.probe = mt_probe, |
.remove = mt_remove, |
.input_mapping = mt_input_mapping, |
.input_mapped = mt_input_mapped, |
.feature_mapping = mt_feature_mapping, |
.usage_table = mt_grabbed_usages, |
.event = mt_event, |
#ifdef CONFIG_PM |
.reset_resume = mt_reset_resume, |
#endif |
}; |
staticint __init mt_init(void) |
{ |
returnhid_register_driver(&mt_driver); |
} |
staticvoid __exit mt_exit(void) |
{ |
hid_unregister_driver(&mt_driver); |
} |
module_init(mt_init); |
module_exit(mt_exit); |