12874c5fdSThomas Gleixner // SPDX-License-Identifier: GPL-2.0-or-later 25519cab4SBenjamin Tissoires /* 35519cab4SBenjamin Tissoires * HID driver for multitouch panels 45519cab4SBenjamin Tissoires * 5c2ef8f21SBenjamin Tissoires * Copyright (c) 2010-2012 Stephane Chatty <chatty@enac.fr> 6b0a78681SBenjamin Tissoires * Copyright (c) 2010-2013 Benjamin Tissoires <benjamin.tissoires@gmail.com> 7c2ef8f21SBenjamin Tissoires * Copyright (c) 2010-2012 Ecole Nationale de l'Aviation Civile, France 8b0a78681SBenjamin Tissoires * Copyright (c) 2012-2013 Red Hat, Inc 95519cab4SBenjamin Tissoires * 104875ac11SRichard Nauber * This code is partly based on hid-egalax.c: 114875ac11SRichard Nauber * 124875ac11SRichard Nauber * Copyright (c) 2010 Stephane Chatty <chatty@enac.fr> 134875ac11SRichard Nauber * Copyright (c) 2010 Henrik Rydberg <rydberg@euromail.se> 144875ac11SRichard Nauber * Copyright (c) 2010 Canonical, Ltd. 154875ac11SRichard Nauber * 16f786bba4SBenjamin Tissoires * This code is partly based on hid-3m-pct.c: 17f786bba4SBenjamin Tissoires * 18f786bba4SBenjamin Tissoires * Copyright (c) 2009-2010 Stephane Chatty <chatty@enac.fr> 19f786bba4SBenjamin Tissoires * Copyright (c) 2010 Henrik Rydberg <rydberg@euromail.se> 20f786bba4SBenjamin Tissoires * Copyright (c) 2010 Canonical, Ltd. 215519cab4SBenjamin Tissoires */ 225519cab4SBenjamin Tissoires 235519cab4SBenjamin Tissoires /* 245519cab4SBenjamin Tissoires */ 255519cab4SBenjamin Tissoires 26b0a78681SBenjamin Tissoires /* 27f146d1c4SBenjamin Tissoires * This driver is regularly tested thanks to the test suite in hid-tools[1]. 28b0a78681SBenjamin Tissoires * Please run these regression tests before patching this module so that 29b0a78681SBenjamin Tissoires * your patch won't break existing known devices. 30b0a78681SBenjamin Tissoires * 31f146d1c4SBenjamin Tissoires * [1] https://gitlab.freedesktop.org/libevdev/hid-tools 32b0a78681SBenjamin Tissoires */ 33b0a78681SBenjamin Tissoires 345519cab4SBenjamin Tissoires #include <linux/device.h> 355519cab4SBenjamin Tissoires #include <linux/hid.h> 365519cab4SBenjamin Tissoires #include <linux/module.h> 375519cab4SBenjamin Tissoires #include <linux/slab.h> 385519cab4SBenjamin Tissoires #include <linux/input/mt.h> 3929cc309dSNicolas Boichat #include <linux/jiffies.h> 4049a5a827SBenjamin Tissoires #include <linux/string.h> 414f4001bcSBenjamin Tissoires #include <linux/timer.h> 425519cab4SBenjamin Tissoires 435519cab4SBenjamin Tissoires 445519cab4SBenjamin Tissoires MODULE_AUTHOR("Stephane Chatty <chatty@enac.fr>"); 45ef2fafb3SBenjamin Tissoires MODULE_AUTHOR("Benjamin Tissoires <benjamin.tissoires@gmail.com>"); 465519cab4SBenjamin Tissoires MODULE_DESCRIPTION("HID multitouch panels"); 475519cab4SBenjamin Tissoires MODULE_LICENSE("GPL"); 485519cab4SBenjamin Tissoires 495519cab4SBenjamin Tissoires #include "hid-ids.h" 505519cab4SBenjamin Tissoires 515519cab4SBenjamin Tissoires /* quirks to control the device */ 52fd911896SBenjamin Tissoires #define MT_QUIRK_NOT_SEEN_MEANS_UP BIT(0) 53fd911896SBenjamin Tissoires #define MT_QUIRK_SLOT_IS_CONTACTID BIT(1) 54fd911896SBenjamin Tissoires #define MT_QUIRK_CYPRESS BIT(2) 55fd911896SBenjamin Tissoires #define MT_QUIRK_SLOT_IS_CONTACTNUMBER BIT(3) 56fd911896SBenjamin Tissoires #define MT_QUIRK_ALWAYS_VALID BIT(4) 57fd911896SBenjamin Tissoires #define MT_QUIRK_VALID_IS_INRANGE BIT(5) 58fd911896SBenjamin Tissoires #define MT_QUIRK_VALID_IS_CONFIDENCE BIT(6) 59fd911896SBenjamin Tissoires #define MT_QUIRK_CONFIDENCE BIT(7) 60fd911896SBenjamin Tissoires #define MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE BIT(8) 61fd911896SBenjamin Tissoires #define MT_QUIRK_NO_AREA BIT(9) 62fd911896SBenjamin Tissoires #define MT_QUIRK_IGNORE_DUPLICATES BIT(10) 63fd911896SBenjamin Tissoires #define MT_QUIRK_HOVERING BIT(11) 64fd911896SBenjamin Tissoires #define MT_QUIRK_CONTACT_CNT_ACCURATE BIT(12) 65fd911896SBenjamin Tissoires #define MT_QUIRK_FORCE_GET_FEATURE BIT(13) 66fd911896SBenjamin Tissoires #define MT_QUIRK_FIX_CONST_CONTACT_ID BIT(14) 67fd911896SBenjamin Tissoires #define MT_QUIRK_TOUCH_SIZE_SCALING BIT(15) 684f4001bcSBenjamin Tissoires #define MT_QUIRK_STICKY_FINGERS BIT(16) 69957b8dffSJoão Paulo Rechi Vita #define MT_QUIRK_ASUS_CUSTOM_UP BIT(17) 70d9c57a70SBenjamin Tissoires #define MT_QUIRK_WIN8_PTP_BUTTONS BIT(18) 7169ecd44dSBenjamin Tissoires #define MT_QUIRK_SEPARATE_APP_REPORT BIT(19) 7240d5bb87SBenjamin Tissoires #define MT_QUIRK_FORCE_MULTI_INPUT BIT(20) 7331a4cf1dSHans de Goede #define MT_QUIRK_DISABLE_WAKEUP BIT(21) 74*a2f416bfSAllen Ballway #define MT_QUIRK_ORIENTATION_INVERT BIT(22) 755519cab4SBenjamin Tissoires 769abebedbSAndrew Duggan #define MT_INPUTMODE_TOUCHSCREEN 0x02 779abebedbSAndrew Duggan #define MT_INPUTMODE_TOUCHPAD 0x03 789abebedbSAndrew Duggan 792c6e0277SSeth Forshee #define MT_BUTTONTYPE_CLICKPAD 0 802c6e0277SSeth Forshee 8102946f4bSBenjamin Tissoires enum latency_mode { 8202946f4bSBenjamin Tissoires HID_LATENCY_NORMAL = 0, 8302946f4bSBenjamin Tissoires HID_LATENCY_HIGH = 1, 8402946f4bSBenjamin Tissoires }; 8502946f4bSBenjamin Tissoires 864f4001bcSBenjamin Tissoires #define MT_IO_FLAGS_RUNNING 0 8796098274SBenjamin Tissoires #define MT_IO_FLAGS_ACTIVE_SLOTS 1 8896098274SBenjamin Tissoires #define MT_IO_FLAGS_PENDING_SLOTS 2 894f4001bcSBenjamin Tissoires 9001eaac7eSBenjamin Tissoires static const bool mtrue = true; /* default for true */ 9101eaac7eSBenjamin Tissoires static const bool mfalse; /* default for false */ 9201eaac7eSBenjamin Tissoires static const __s32 mzero; /* default for 0 */ 9301eaac7eSBenjamin Tissoires 9401eaac7eSBenjamin Tissoires #define DEFAULT_TRUE ((void *)&mtrue) 9501eaac7eSBenjamin Tissoires #define DEFAULT_FALSE ((void *)&mfalse) 9601eaac7eSBenjamin Tissoires #define DEFAULT_ZERO ((void *)&mzero) 9701eaac7eSBenjamin Tissoires 9801eaac7eSBenjamin Tissoires struct mt_usages { 9901eaac7eSBenjamin Tissoires struct list_head list; 10001eaac7eSBenjamin Tissoires __s32 *x, *y, *cx, *cy, *p, *w, *h, *a; 10101eaac7eSBenjamin Tissoires __s32 *contactid; /* the device ContactID assigned to this slot */ 10201eaac7eSBenjamin Tissoires bool *tip_state; /* is the touch valid? */ 10301eaac7eSBenjamin Tissoires bool *inrange_state; /* is the finger in proximity of the sensor? */ 10401eaac7eSBenjamin Tissoires bool *confidence_state; /* is the touch made by a finger? */ 1055519cab4SBenjamin Tissoires }; 1065519cab4SBenjamin Tissoires 107f146d1c4SBenjamin Tissoires struct mt_application { 108f146d1c4SBenjamin Tissoires struct list_head list; 109f146d1c4SBenjamin Tissoires unsigned int application; 11069ecd44dSBenjamin Tissoires unsigned int report_id; 11101eaac7eSBenjamin Tissoires struct list_head mt_usages; /* mt usages list */ 1123ceb3826SBenjamin Tissoires 1133ceb3826SBenjamin Tissoires __s32 quirks; 1143ceb3826SBenjamin Tissoires 11501eaac7eSBenjamin Tissoires __s32 *scantime; /* scantime reported */ 11601eaac7eSBenjamin Tissoires __s32 scantime_logical_max; /* max value for raw scantime */ 117f146d1c4SBenjamin Tissoires 11801eaac7eSBenjamin Tissoires __s32 *raw_cc; /* contact count in the report */ 119f146d1c4SBenjamin Tissoires int left_button_state; /* left button state */ 120f146d1c4SBenjamin Tissoires unsigned int mt_flags; /* flags to pass to input-mt */ 121f146d1c4SBenjamin Tissoires 12228a042a3SDmitry Torokhov unsigned long *pending_palm_slots; /* slots where we reported palm 12328a042a3SDmitry Torokhov * and need to release */ 12428a042a3SDmitry Torokhov 125f146d1c4SBenjamin Tissoires __u8 num_received; /* how many contacts we received */ 126f146d1c4SBenjamin Tissoires __u8 num_expected; /* expected last contact index */ 127f146d1c4SBenjamin Tissoires __u8 buttons_count; /* number of physical buttons per touchpad */ 128f146d1c4SBenjamin Tissoires __u8 touches_by_report; /* how many touches are present in one report: 129f146d1c4SBenjamin Tissoires * 1 means we should use a serial protocol 130f146d1c4SBenjamin Tissoires * > 1 means hybrid (multitouch) protocol 131f146d1c4SBenjamin Tissoires */ 132f146d1c4SBenjamin Tissoires 133f146d1c4SBenjamin Tissoires __s32 dev_time; /* the scan time provided by the device */ 134f146d1c4SBenjamin Tissoires unsigned long jiffies; /* the frame's jiffies */ 135f146d1c4SBenjamin Tissoires int timestamp; /* the timestamp to be sent */ 136f146d1c4SBenjamin Tissoires int prev_scantime; /* scantime reported previously */ 137f146d1c4SBenjamin Tissoires 138f146d1c4SBenjamin Tissoires bool have_contact_count; 139f146d1c4SBenjamin Tissoires }; 140f146d1c4SBenjamin Tissoires 1415519cab4SBenjamin Tissoires struct mt_class { 1422d93666eSBenjamin Tissoires __s32 name; /* MT_CLS */ 1435519cab4SBenjamin Tissoires __s32 quirks; 1445519cab4SBenjamin Tissoires __s32 sn_move; /* Signal/noise ratio for move events */ 145f786bba4SBenjamin Tissoires __s32 sn_width; /* Signal/noise ratio for width events */ 146f786bba4SBenjamin Tissoires __s32 sn_height; /* Signal/noise ratio for height events */ 1475519cab4SBenjamin Tissoires __s32 sn_pressure; /* Signal/noise ratio for pressure events */ 1485519cab4SBenjamin Tissoires __u8 maxcontacts; 149c2ef8f21SBenjamin Tissoires bool is_indirect; /* true for touchpads */ 1506aef704eSBenjamin Tissoires bool export_all_inputs; /* do not ignore mouse, keyboards, etc... */ 1515519cab4SBenjamin Tissoires }; 1525519cab4SBenjamin Tissoires 1538dfe14b3SBenjamin Tissoires struct mt_report_data { 1548dfe14b3SBenjamin Tissoires struct list_head list; 1558dfe14b3SBenjamin Tissoires struct hid_report *report; 1568dfe14b3SBenjamin Tissoires struct mt_application *application; 1578dfe14b3SBenjamin Tissoires bool is_mt_collection; 1588dfe14b3SBenjamin Tissoires }; 1598dfe14b3SBenjamin Tissoires 1605519cab4SBenjamin Tissoires struct mt_device { 161eec29e3dSBenjamin Tissoires struct mt_class mtclass; /* our mt device class */ 1624f4001bcSBenjamin Tissoires struct timer_list release_timer; /* to release sticky fingers */ 1630ee32774SKees Cook struct hid_device *hdev; /* hid_device we're attached to */ 1644f4001bcSBenjamin Tissoires unsigned long mt_io_flags; /* mt flags (MT_IO_FLAGS_*) */ 1659abebedbSAndrew Duggan __u8 inputmode_value; /* InputMode HID feature value */ 1665519cab4SBenjamin Tissoires __u8 maxcontacts; 1672c6e0277SSeth Forshee bool is_buttonpad; /* is this device a button pad? */ 16876f5902aSHenrik Rydberg bool serial_maybe; /* need to check for serial protocol */ 169f146d1c4SBenjamin Tissoires 170f146d1c4SBenjamin Tissoires struct list_head applications; 1718dfe14b3SBenjamin Tissoires struct list_head reports; 1725519cab4SBenjamin Tissoires }; 1735519cab4SBenjamin Tissoires 174f146d1c4SBenjamin Tissoires static void mt_post_parse_default_settings(struct mt_device *td, 175f146d1c4SBenjamin Tissoires struct mt_application *app); 176f146d1c4SBenjamin Tissoires static void mt_post_parse(struct mt_device *td, struct mt_application *app); 177a69c5f8bSBenjamin Tissoires 1785519cab4SBenjamin Tissoires /* classes of device behavior */ 17922408283SBenjamin Tissoires #define MT_CLS_DEFAULT 0x0001 18022408283SBenjamin Tissoires 181a062cc5aSStephane Chatty #define MT_CLS_SERIAL 0x0002 182a062cc5aSStephane Chatty #define MT_CLS_CONFIDENCE 0x0003 1835e7ea11fSBenjamin Tissoires #define MT_CLS_CONFIDENCE_CONTACT_ID 0x0004 1845e7ea11fSBenjamin Tissoires #define MT_CLS_CONFIDENCE_MINUS_ONE 0x0005 1855e7ea11fSBenjamin Tissoires #define MT_CLS_DUAL_INRANGE_CONTACTID 0x0006 1865e7ea11fSBenjamin Tissoires #define MT_CLS_DUAL_INRANGE_CONTACTNUMBER 0x0007 1870fa9c616SBenjamin Tissoires /* reserved 0x0008 */ 188b7ea95ffSAaron Tian #define MT_CLS_INRANGE_CONTACTNUMBER 0x0009 189dc3e1d80SBenjamin Tissoires #define MT_CLS_NSMU 0x000a 1900fa9c616SBenjamin Tissoires /* reserved 0x0010 */ 1910fa9c616SBenjamin Tissoires /* reserved 0x0011 */ 192f961bd35SBenjamin Tissoires #define MT_CLS_WIN_8 0x0012 1936aef704eSBenjamin Tissoires #define MT_CLS_EXPORT_ALL_INPUTS 0x0013 19427a6f701SKai-Heng Feng /* reserved 0x0014 */ 19540d5bb87SBenjamin Tissoires #define MT_CLS_WIN_8_FORCE_MULTI_INPUT 0x0015 19631a4cf1dSHans de Goede #define MT_CLS_WIN_8_DISABLE_WAKEUP 0x0016 19708b9a61aSJosé Expósito #define MT_CLS_WIN_8_NO_STICKY_FINGERS 0x0017 19854eed5c7STao Jin #define MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU 0x0018 19922408283SBenjamin Tissoires 20022408283SBenjamin Tissoires /* vendor specific classes */ 20122408283SBenjamin Tissoires #define MT_CLS_3M 0x0101 2020fa9c616SBenjamin Tissoires /* reserved 0x0102 */ 20322408283SBenjamin Tissoires #define MT_CLS_EGALAX 0x0103 2041b723e8dSBenjamin Tissoires #define MT_CLS_EGALAX_SERIAL 0x0104 205847672cdSBenjamin Tissoires #define MT_CLS_TOPSEED 0x0105 2062258e863SDenis Kovalev #define MT_CLS_PANASONIC 0x0106 20777723e3bSHenrik Rydberg #define MT_CLS_FLATFROG 0x0107 208cdcd3ac4SJiri Kosina #define MT_CLS_GENERALTOUCH_TWOFINGERS 0x0108 209cdcd3ac4SJiri Kosina #define MT_CLS_GENERALTOUCH_PWT_TENFINGERS 0x0109 210f3287a99SBenjamin Tissoires #define MT_CLS_LG 0x010a 211957b8dffSJoão Paulo Rechi Vita #define MT_CLS_ASUS 0x010b 212da10bc25SMathieu Magnaudet #define MT_CLS_VTL 0x0110 2130e82232cSWei-Ning Huang #define MT_CLS_GOOGLE 0x0111 214843e475fSBenjamin Tissoires #define MT_CLS_RAZER_BLADE_STEALTH 0x0112 21569ecd44dSBenjamin Tissoires #define MT_CLS_SMART_TECH 0x0113 2165519cab4SBenjamin Tissoires 2179498f954SBenjamin Tissoires #define MT_DEFAULT_MAXCONTACT 10 218afbcb04cSBenjamin Tissoires #define MT_MAX_MAXCONTACT 250 2199498f954SBenjamin Tissoires 22029cc309dSNicolas Boichat /* 22129cc309dSNicolas Boichat * Resync device and local timestamps after that many microseconds without 22229cc309dSNicolas Boichat * receiving data. 22329cc309dSNicolas Boichat */ 22429cc309dSNicolas Boichat #define MAX_TIMESTAMP_INTERVAL 1000000 22529cc309dSNicolas Boichat 2262c2110e9SHenrik Rydberg #define MT_USB_DEVICE(v, p) HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH, v, p) 2272c2110e9SHenrik Rydberg #define MT_BT_DEVICE(v, p) HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_MULTITOUCH, v, p) 2282c2110e9SHenrik Rydberg 2295519cab4SBenjamin Tissoires /* 2305519cab4SBenjamin Tissoires * these device-dependent functions determine what slot corresponds 2315519cab4SBenjamin Tissoires * to a valid contact that was just read. 2325519cab4SBenjamin Tissoires */ 2335519cab4SBenjamin Tissoires 23401eaac7eSBenjamin Tissoires static int cypress_compute_slot(struct mt_application *application, 23501eaac7eSBenjamin Tissoires struct mt_usages *slot) 236a3b5e577SBenjamin Tissoires { 23701eaac7eSBenjamin Tissoires if (*slot->contactid != 0 || application->num_received == 0) 23801eaac7eSBenjamin Tissoires return *slot->contactid; 239a3b5e577SBenjamin Tissoires else 240a3b5e577SBenjamin Tissoires return -1; 241a3b5e577SBenjamin Tissoires } 242a3b5e577SBenjamin Tissoires 243cf6d15d7SBenjamin Tissoires static const struct mt_class mt_classes[] = { 2442d93666eSBenjamin Tissoires { .name = MT_CLS_DEFAULT, 245dc3e1d80SBenjamin Tissoires .quirks = MT_QUIRK_ALWAYS_VALID | 246dc3e1d80SBenjamin Tissoires MT_QUIRK_CONTACT_CNT_ACCURATE }, 247dc3e1d80SBenjamin Tissoires { .name = MT_CLS_NSMU, 2489498f954SBenjamin Tissoires .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP }, 249a062cc5aSStephane Chatty { .name = MT_CLS_SERIAL, 250a062cc5aSStephane Chatty .quirks = MT_QUIRK_ALWAYS_VALID}, 25122408283SBenjamin Tissoires { .name = MT_CLS_CONFIDENCE, 25222408283SBenjamin Tissoires .quirks = MT_QUIRK_VALID_IS_CONFIDENCE }, 2535e7ea11fSBenjamin Tissoires { .name = MT_CLS_CONFIDENCE_CONTACT_ID, 2545e7ea11fSBenjamin Tissoires .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | 2555e7ea11fSBenjamin Tissoires MT_QUIRK_SLOT_IS_CONTACTID }, 25622408283SBenjamin Tissoires { .name = MT_CLS_CONFIDENCE_MINUS_ONE, 25722408283SBenjamin Tissoires .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | 25822408283SBenjamin Tissoires MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE }, 2591e9cf35bSBenjamin Tissoires { .name = MT_CLS_DUAL_INRANGE_CONTACTID, 2602d93666eSBenjamin Tissoires .quirks = MT_QUIRK_VALID_IS_INRANGE | 2612d93666eSBenjamin Tissoires MT_QUIRK_SLOT_IS_CONTACTID, 2622d93666eSBenjamin Tissoires .maxcontacts = 2 }, 2631e9cf35bSBenjamin Tissoires { .name = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, 2642d93666eSBenjamin Tissoires .quirks = MT_QUIRK_VALID_IS_INRANGE | 2652d93666eSBenjamin Tissoires MT_QUIRK_SLOT_IS_CONTACTNUMBER, 2662d93666eSBenjamin Tissoires .maxcontacts = 2 }, 267b7ea95ffSAaron Tian { .name = MT_CLS_INRANGE_CONTACTNUMBER, 268b7ea95ffSAaron Tian .quirks = MT_QUIRK_VALID_IS_INRANGE | 269b7ea95ffSAaron Tian MT_QUIRK_SLOT_IS_CONTACTNUMBER }, 270f961bd35SBenjamin Tissoires { .name = MT_CLS_WIN_8, 271f961bd35SBenjamin Tissoires .quirks = MT_QUIRK_ALWAYS_VALID | 272f961bd35SBenjamin Tissoires MT_QUIRK_IGNORE_DUPLICATES | 273f961bd35SBenjamin Tissoires MT_QUIRK_HOVERING | 2744f4001bcSBenjamin Tissoires MT_QUIRK_CONTACT_CNT_ACCURATE | 275d9c57a70SBenjamin Tissoires MT_QUIRK_STICKY_FINGERS | 276c23e2043SBenjamin Tissoires MT_QUIRK_WIN8_PTP_BUTTONS, 277c23e2043SBenjamin Tissoires .export_all_inputs = true }, 2786aef704eSBenjamin Tissoires { .name = MT_CLS_EXPORT_ALL_INPUTS, 2796aef704eSBenjamin Tissoires .quirks = MT_QUIRK_ALWAYS_VALID | 2806aef704eSBenjamin Tissoires MT_QUIRK_CONTACT_CNT_ACCURATE, 2816aef704eSBenjamin Tissoires .export_all_inputs = true }, 28240d5bb87SBenjamin Tissoires { .name = MT_CLS_WIN_8_FORCE_MULTI_INPUT, 28340d5bb87SBenjamin Tissoires .quirks = MT_QUIRK_ALWAYS_VALID | 28440d5bb87SBenjamin Tissoires MT_QUIRK_IGNORE_DUPLICATES | 28540d5bb87SBenjamin Tissoires MT_QUIRK_HOVERING | 28640d5bb87SBenjamin Tissoires MT_QUIRK_CONTACT_CNT_ACCURATE | 28740d5bb87SBenjamin Tissoires MT_QUIRK_STICKY_FINGERS | 28840d5bb87SBenjamin Tissoires MT_QUIRK_WIN8_PTP_BUTTONS | 28940d5bb87SBenjamin Tissoires MT_QUIRK_FORCE_MULTI_INPUT, 29040d5bb87SBenjamin Tissoires .export_all_inputs = true }, 29154eed5c7STao Jin { .name = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU, 29254eed5c7STao Jin .quirks = MT_QUIRK_IGNORE_DUPLICATES | 29354eed5c7STao Jin MT_QUIRK_HOVERING | 29454eed5c7STao Jin MT_QUIRK_CONTACT_CNT_ACCURATE | 29554eed5c7STao Jin MT_QUIRK_STICKY_FINGERS | 29654eed5c7STao Jin MT_QUIRK_WIN8_PTP_BUTTONS | 29754eed5c7STao Jin MT_QUIRK_FORCE_MULTI_INPUT | 29854eed5c7STao Jin MT_QUIRK_NOT_SEEN_MEANS_UP, 29954eed5c7STao Jin .export_all_inputs = true }, 30031a4cf1dSHans de Goede { .name = MT_CLS_WIN_8_DISABLE_WAKEUP, 30131a4cf1dSHans de Goede .quirks = MT_QUIRK_ALWAYS_VALID | 30231a4cf1dSHans de Goede MT_QUIRK_IGNORE_DUPLICATES | 30331a4cf1dSHans de Goede MT_QUIRK_HOVERING | 30431a4cf1dSHans de Goede MT_QUIRK_CONTACT_CNT_ACCURATE | 30531a4cf1dSHans de Goede MT_QUIRK_STICKY_FINGERS | 30631a4cf1dSHans de Goede MT_QUIRK_WIN8_PTP_BUTTONS | 30731a4cf1dSHans de Goede MT_QUIRK_DISABLE_WAKEUP, 30831a4cf1dSHans de Goede .export_all_inputs = true }, 30908b9a61aSJosé Expósito { .name = MT_CLS_WIN_8_NO_STICKY_FINGERS, 31008b9a61aSJosé Expósito .quirks = MT_QUIRK_ALWAYS_VALID | 31108b9a61aSJosé Expósito MT_QUIRK_IGNORE_DUPLICATES | 31208b9a61aSJosé Expósito MT_QUIRK_HOVERING | 31308b9a61aSJosé Expósito MT_QUIRK_CONTACT_CNT_ACCURATE | 31408b9a61aSJosé Expósito MT_QUIRK_WIN8_PTP_BUTTONS, 31508b9a61aSJosé Expósito .export_all_inputs = true }, 31622408283SBenjamin Tissoires 31722408283SBenjamin Tissoires /* 31822408283SBenjamin Tissoires * vendor specific classes 31922408283SBenjamin Tissoires */ 32022408283SBenjamin Tissoires { .name = MT_CLS_3M, 32122408283SBenjamin Tissoires .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | 322e9d0a26dSHungNien Chen MT_QUIRK_SLOT_IS_CONTACTID | 323e9d0a26dSHungNien Chen MT_QUIRK_TOUCH_SIZE_SCALING, 32422408283SBenjamin Tissoires .sn_move = 2048, 32522408283SBenjamin Tissoires .sn_width = 128, 326c5d40be5SHenrik Rydberg .sn_height = 128, 327c5d40be5SHenrik Rydberg .maxcontacts = 60, 328c5d40be5SHenrik Rydberg }, 3294875ac11SRichard Nauber { .name = MT_CLS_EGALAX, 3304875ac11SRichard Nauber .quirks = MT_QUIRK_SLOT_IS_CONTACTID | 3312261bb9fSBenjamin Tissoires MT_QUIRK_VALID_IS_INRANGE, 3324875ac11SRichard Nauber .sn_move = 4096, 3334875ac11SRichard Nauber .sn_pressure = 32, 3344875ac11SRichard Nauber }, 3351b723e8dSBenjamin Tissoires { .name = MT_CLS_EGALAX_SERIAL, 3361b723e8dSBenjamin Tissoires .quirks = MT_QUIRK_SLOT_IS_CONTACTID | 3371b723e8dSBenjamin Tissoires MT_QUIRK_ALWAYS_VALID, 3382d93666eSBenjamin Tissoires .sn_move = 4096, 3392d93666eSBenjamin Tissoires .sn_pressure = 32, 3402d93666eSBenjamin Tissoires }, 341847672cdSBenjamin Tissoires { .name = MT_CLS_TOPSEED, 342847672cdSBenjamin Tissoires .quirks = MT_QUIRK_ALWAYS_VALID, 343847672cdSBenjamin Tissoires .is_indirect = true, 344847672cdSBenjamin Tissoires .maxcontacts = 2, 345847672cdSBenjamin Tissoires }, 3462258e863SDenis Kovalev { .name = MT_CLS_PANASONIC, 3472258e863SDenis Kovalev .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP, 3482258e863SDenis Kovalev .maxcontacts = 4 }, 349f5ff4e1eSXianhan Yu { .name = MT_CLS_GENERALTOUCH_TWOFINGERS, 350f5ff4e1eSXianhan Yu .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | 351f5ff4e1eSXianhan Yu MT_QUIRK_VALID_IS_INRANGE | 3527b226292SLuosong MT_QUIRK_SLOT_IS_CONTACTID, 353f5ff4e1eSXianhan Yu .maxcontacts = 2 354f5ff4e1eSXianhan Yu }, 355f5ff4e1eSXianhan Yu { .name = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, 356f5ff4e1eSXianhan Yu .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | 3577b226292SLuosong MT_QUIRK_SLOT_IS_CONTACTID 358f5ff4e1eSXianhan Yu }, 359043b403aSBenjamin Tissoires 36077723e3bSHenrik Rydberg { .name = MT_CLS_FLATFROG, 36177723e3bSHenrik Rydberg .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | 36277723e3bSHenrik Rydberg MT_QUIRK_NO_AREA, 36377723e3bSHenrik Rydberg .sn_move = 2048, 36477723e3bSHenrik Rydberg .maxcontacts = 40, 36577723e3bSHenrik Rydberg }, 366f3287a99SBenjamin Tissoires { .name = MT_CLS_LG, 367f3287a99SBenjamin Tissoires .quirks = MT_QUIRK_ALWAYS_VALID | 368f3287a99SBenjamin Tissoires MT_QUIRK_FIX_CONST_CONTACT_ID | 369f3287a99SBenjamin Tissoires MT_QUIRK_IGNORE_DUPLICATES | 370f3287a99SBenjamin Tissoires MT_QUIRK_HOVERING | 371f3287a99SBenjamin Tissoires MT_QUIRK_CONTACT_CNT_ACCURATE }, 372957b8dffSJoão Paulo Rechi Vita { .name = MT_CLS_ASUS, 373957b8dffSJoão Paulo Rechi Vita .quirks = MT_QUIRK_ALWAYS_VALID | 374957b8dffSJoão Paulo Rechi Vita MT_QUIRK_CONTACT_CNT_ACCURATE | 375957b8dffSJoão Paulo Rechi Vita MT_QUIRK_ASUS_CUSTOM_UP }, 376da10bc25SMathieu Magnaudet { .name = MT_CLS_VTL, 377da10bc25SMathieu Magnaudet .quirks = MT_QUIRK_ALWAYS_VALID | 378da10bc25SMathieu Magnaudet MT_QUIRK_CONTACT_CNT_ACCURATE | 379da10bc25SMathieu Magnaudet MT_QUIRK_FORCE_GET_FEATURE, 380da10bc25SMathieu Magnaudet }, 3810e82232cSWei-Ning Huang { .name = MT_CLS_GOOGLE, 3820e82232cSWei-Ning Huang .quirks = MT_QUIRK_ALWAYS_VALID | 3830e82232cSWei-Ning Huang MT_QUIRK_CONTACT_CNT_ACCURATE | 3840e82232cSWei-Ning Huang MT_QUIRK_SLOT_IS_CONTACTID | 3850e82232cSWei-Ning Huang MT_QUIRK_HOVERING 3860e82232cSWei-Ning Huang }, 387843e475fSBenjamin Tissoires { .name = MT_CLS_RAZER_BLADE_STEALTH, 388843e475fSBenjamin Tissoires .quirks = MT_QUIRK_ALWAYS_VALID | 389843e475fSBenjamin Tissoires MT_QUIRK_IGNORE_DUPLICATES | 390843e475fSBenjamin Tissoires MT_QUIRK_HOVERING | 391843e475fSBenjamin Tissoires MT_QUIRK_CONTACT_CNT_ACCURATE | 392843e475fSBenjamin Tissoires MT_QUIRK_WIN8_PTP_BUTTONS, 393843e475fSBenjamin Tissoires }, 39469ecd44dSBenjamin Tissoires { .name = MT_CLS_SMART_TECH, 39569ecd44dSBenjamin Tissoires .quirks = MT_QUIRK_ALWAYS_VALID | 39669ecd44dSBenjamin Tissoires MT_QUIRK_IGNORE_DUPLICATES | 39769ecd44dSBenjamin Tissoires MT_QUIRK_CONTACT_CNT_ACCURATE | 39869ecd44dSBenjamin Tissoires MT_QUIRK_SEPARATE_APP_REPORT, 39969ecd44dSBenjamin Tissoires }, 4002d93666eSBenjamin Tissoires { } 4015519cab4SBenjamin Tissoires }; 4025519cab4SBenjamin Tissoires 403eec29e3dSBenjamin Tissoires static ssize_t mt_show_quirks(struct device *dev, 404eec29e3dSBenjamin Tissoires struct device_attribute *attr, 405eec29e3dSBenjamin Tissoires char *buf) 406eec29e3dSBenjamin Tissoires { 407ee79a8f8SGeliang Tang struct hid_device *hdev = to_hid_device(dev); 408eec29e3dSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 409eec29e3dSBenjamin Tissoires 410eec29e3dSBenjamin Tissoires return sprintf(buf, "%u\n", td->mtclass.quirks); 411eec29e3dSBenjamin Tissoires } 412eec29e3dSBenjamin Tissoires 413eec29e3dSBenjamin Tissoires static ssize_t mt_set_quirks(struct device *dev, 414eec29e3dSBenjamin Tissoires struct device_attribute *attr, 415eec29e3dSBenjamin Tissoires const char *buf, size_t count) 416eec29e3dSBenjamin Tissoires { 417ee79a8f8SGeliang Tang struct hid_device *hdev = to_hid_device(dev); 418eec29e3dSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 419f146d1c4SBenjamin Tissoires struct mt_application *application; 420eec29e3dSBenjamin Tissoires 421eec29e3dSBenjamin Tissoires unsigned long val; 422eec29e3dSBenjamin Tissoires 423eec29e3dSBenjamin Tissoires if (kstrtoul(buf, 0, &val)) 424eec29e3dSBenjamin Tissoires return -EINVAL; 425eec29e3dSBenjamin Tissoires 426eec29e3dSBenjamin Tissoires td->mtclass.quirks = val; 427eec29e3dSBenjamin Tissoires 428f146d1c4SBenjamin Tissoires list_for_each_entry(application, &td->applications, list) { 4293ceb3826SBenjamin Tissoires application->quirks = val; 4303ceb3826SBenjamin Tissoires if (!application->have_contact_count) 4313ceb3826SBenjamin Tissoires application->quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; 432f146d1c4SBenjamin Tissoires } 433f146d1c4SBenjamin Tissoires 434eec29e3dSBenjamin Tissoires return count; 435eec29e3dSBenjamin Tissoires } 436eec29e3dSBenjamin Tissoires 437eec29e3dSBenjamin Tissoires static DEVICE_ATTR(quirks, S_IWUSR | S_IRUGO, mt_show_quirks, mt_set_quirks); 438eec29e3dSBenjamin Tissoires 439eec29e3dSBenjamin Tissoires static struct attribute *sysfs_attrs[] = { 440eec29e3dSBenjamin Tissoires &dev_attr_quirks.attr, 441eec29e3dSBenjamin Tissoires NULL 442eec29e3dSBenjamin Tissoires }; 443eec29e3dSBenjamin Tissoires 4449182fb98SArvind Yadav static const struct attribute_group mt_attribute_group = { 445eec29e3dSBenjamin Tissoires .attrs = sysfs_attrs 446eec29e3dSBenjamin Tissoires }; 447eec29e3dSBenjamin Tissoires 4486d4f5440SMika Westerberg static void mt_get_feature(struct hid_device *hdev, struct hid_report *report) 4496d4f5440SMika Westerberg { 4503064a03bSAaron Ma int ret; 4513064a03bSAaron Ma u32 size = hid_report_len(report); 4526d4f5440SMika Westerberg u8 *buf; 4536d4f5440SMika Westerberg 4546d4f5440SMika Westerberg /* 455b897f6dbSBenjamin Tissoires * Do not fetch the feature report if the device has been explicitly 456b897f6dbSBenjamin Tissoires * marked as non-capable. 4576d4f5440SMika Westerberg */ 458adaabbf4SBenjamin Tissoires if (hdev->quirks & HID_QUIRK_NO_INIT_REPORTS) 4596d4f5440SMika Westerberg return; 4606d4f5440SMika Westerberg 4616d4f5440SMika Westerberg buf = hid_alloc_report_buf(report, GFP_KERNEL); 4626d4f5440SMika Westerberg if (!buf) 4636d4f5440SMika Westerberg return; 4646d4f5440SMika Westerberg 4656d4f5440SMika Westerberg ret = hid_hw_raw_request(hdev, report->id, buf, size, 4666d4f5440SMika Westerberg HID_FEATURE_REPORT, HID_REQ_GET_REPORT); 4676d4f5440SMika Westerberg if (ret < 0) { 4686d4f5440SMika Westerberg dev_warn(&hdev->dev, "failed to fetch feature %d\n", 4696d4f5440SMika Westerberg report->id); 4706d4f5440SMika Westerberg } else { 4716d4f5440SMika Westerberg ret = hid_report_raw_event(hdev, HID_FEATURE_REPORT, buf, 4726d4f5440SMika Westerberg size, 0); 4736d4f5440SMika Westerberg if (ret) 4746d4f5440SMika Westerberg dev_warn(&hdev->dev, "failed to report feature\n"); 4756d4f5440SMika Westerberg } 4766d4f5440SMika Westerberg 4776d4f5440SMika Westerberg kfree(buf); 4786d4f5440SMika Westerberg } 4796d4f5440SMika Westerberg 480f635bd11SHenrik Rydberg static void mt_feature_mapping(struct hid_device *hdev, 4815519cab4SBenjamin Tissoires struct hid_field *field, struct hid_usage *usage) 4825519cab4SBenjamin Tissoires { 4835519cab4SBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 4849498f954SBenjamin Tissoires 4859498f954SBenjamin Tissoires switch (usage->hid) { 4869498f954SBenjamin Tissoires case HID_DG_CONTACTMAX: 4876d4f5440SMika Westerberg mt_get_feature(hdev, field->report); 4886d4f5440SMika Westerberg 4899498f954SBenjamin Tissoires td->maxcontacts = field->value[0]; 490afbcb04cSBenjamin Tissoires if (!td->maxcontacts && 491afbcb04cSBenjamin Tissoires field->logical_maximum <= MT_MAX_MAXCONTACT) 492afbcb04cSBenjamin Tissoires td->maxcontacts = field->logical_maximum; 493eec29e3dSBenjamin Tissoires if (td->mtclass.maxcontacts) 4949498f954SBenjamin Tissoires /* check if the maxcontacts is given by the class */ 495eec29e3dSBenjamin Tissoires td->maxcontacts = td->mtclass.maxcontacts; 4969498f954SBenjamin Tissoires 4979498f954SBenjamin Tissoires break; 4982c6e0277SSeth Forshee case HID_DG_BUTTONTYPE: 4992c6e0277SSeth Forshee if (usage->usage_index >= field->report_count) { 5002c6e0277SSeth Forshee dev_err(&hdev->dev, "HID_DG_BUTTONTYPE out of range\n"); 5012c6e0277SSeth Forshee break; 5022c6e0277SSeth Forshee } 5032c6e0277SSeth Forshee 5046d4f5440SMika Westerberg mt_get_feature(hdev, field->report); 5052c6e0277SSeth Forshee if (field->value[usage->usage_index] == MT_BUTTONTYPE_CLICKPAD) 5062c6e0277SSeth Forshee td->is_buttonpad = true; 5072c6e0277SSeth Forshee 5082c6e0277SSeth Forshee break; 50945c5c682SBenjamin Tissoires case 0xff0000c5: 51045c5c682SBenjamin Tissoires /* Retrieve the Win8 blob once to enable some devices */ 51145c5c682SBenjamin Tissoires if (usage->usage_index == 0) 51245c5c682SBenjamin Tissoires mt_get_feature(hdev, field->report); 51345c5c682SBenjamin Tissoires break; 5145519cab4SBenjamin Tissoires } 5155519cab4SBenjamin Tissoires } 5165519cab4SBenjamin Tissoires 5175519cab4SBenjamin Tissoires static void set_abs(struct input_dev *input, unsigned int code, 5185519cab4SBenjamin Tissoires struct hid_field *field, int snratio) 5195519cab4SBenjamin Tissoires { 5205519cab4SBenjamin Tissoires int fmin = field->logical_minimum; 5215519cab4SBenjamin Tissoires int fmax = field->logical_maximum; 5225519cab4SBenjamin Tissoires int fuzz = snratio ? (fmax - fmin) / snratio : 0; 5235519cab4SBenjamin Tissoires input_set_abs_params(input, code, fmin, fmax, fuzz, 0); 52437cf6e6fSBenjamin Tissoires input_abs_set_res(input, code, hidinput_calc_abs_res(field, code)); 5255519cab4SBenjamin Tissoires } 5265519cab4SBenjamin Tissoires 52701eaac7eSBenjamin Tissoires static struct mt_usages *mt_allocate_usage(struct hid_device *hdev, 52801eaac7eSBenjamin Tissoires struct mt_application *application) 52901eaac7eSBenjamin Tissoires { 53001eaac7eSBenjamin Tissoires struct mt_usages *usage; 53101eaac7eSBenjamin Tissoires 53201eaac7eSBenjamin Tissoires usage = devm_kzalloc(&hdev->dev, sizeof(*usage), GFP_KERNEL); 53301eaac7eSBenjamin Tissoires if (!usage) 53401eaac7eSBenjamin Tissoires return NULL; 53501eaac7eSBenjamin Tissoires 53601eaac7eSBenjamin Tissoires /* set some defaults so we do not need to check for null pointers */ 53701eaac7eSBenjamin Tissoires usage->x = DEFAULT_ZERO; 53801eaac7eSBenjamin Tissoires usage->y = DEFAULT_ZERO; 53901eaac7eSBenjamin Tissoires usage->cx = DEFAULT_ZERO; 54001eaac7eSBenjamin Tissoires usage->cy = DEFAULT_ZERO; 54101eaac7eSBenjamin Tissoires usage->p = DEFAULT_ZERO; 54201eaac7eSBenjamin Tissoires usage->w = DEFAULT_ZERO; 54301eaac7eSBenjamin Tissoires usage->h = DEFAULT_ZERO; 54401eaac7eSBenjamin Tissoires usage->a = DEFAULT_ZERO; 54501eaac7eSBenjamin Tissoires usage->contactid = DEFAULT_ZERO; 54601eaac7eSBenjamin Tissoires usage->tip_state = DEFAULT_FALSE; 54701eaac7eSBenjamin Tissoires usage->inrange_state = DEFAULT_FALSE; 54801eaac7eSBenjamin Tissoires usage->confidence_state = DEFAULT_TRUE; 54901eaac7eSBenjamin Tissoires 55001eaac7eSBenjamin Tissoires list_add_tail(&usage->list, &application->mt_usages); 55101eaac7eSBenjamin Tissoires 55201eaac7eSBenjamin Tissoires return usage; 55301eaac7eSBenjamin Tissoires } 55401eaac7eSBenjamin Tissoires 555f146d1c4SBenjamin Tissoires static struct mt_application *mt_allocate_application(struct mt_device *td, 55669ecd44dSBenjamin Tissoires struct hid_report *report) 557f146d1c4SBenjamin Tissoires { 55869ecd44dSBenjamin Tissoires unsigned int application = report->application; 559f146d1c4SBenjamin Tissoires struct mt_application *mt_application; 560f146d1c4SBenjamin Tissoires 561f146d1c4SBenjamin Tissoires mt_application = devm_kzalloc(&td->hdev->dev, sizeof(*mt_application), 562f146d1c4SBenjamin Tissoires GFP_KERNEL); 563f146d1c4SBenjamin Tissoires if (!mt_application) 564f146d1c4SBenjamin Tissoires return NULL; 565f146d1c4SBenjamin Tissoires 566f146d1c4SBenjamin Tissoires mt_application->application = application; 56701eaac7eSBenjamin Tissoires INIT_LIST_HEAD(&mt_application->mt_usages); 568f146d1c4SBenjamin Tissoires 569f146d1c4SBenjamin Tissoires if (application == HID_DG_TOUCHSCREEN) 570f146d1c4SBenjamin Tissoires mt_application->mt_flags |= INPUT_MT_DIRECT; 571f146d1c4SBenjamin Tissoires 572f146d1c4SBenjamin Tissoires /* 573f146d1c4SBenjamin Tissoires * Model touchscreens providing buttons as touchpads. 574f146d1c4SBenjamin Tissoires */ 575f146d1c4SBenjamin Tissoires if (application == HID_DG_TOUCHPAD) { 576f146d1c4SBenjamin Tissoires mt_application->mt_flags |= INPUT_MT_POINTER; 577f146d1c4SBenjamin Tissoires td->inputmode_value = MT_INPUTMODE_TOUCHPAD; 578f146d1c4SBenjamin Tissoires } 579f146d1c4SBenjamin Tissoires 58001eaac7eSBenjamin Tissoires mt_application->scantime = DEFAULT_ZERO; 58101eaac7eSBenjamin Tissoires mt_application->raw_cc = DEFAULT_ZERO; 5823ceb3826SBenjamin Tissoires mt_application->quirks = td->mtclass.quirks; 58369ecd44dSBenjamin Tissoires mt_application->report_id = report->id; 584f146d1c4SBenjamin Tissoires 585f146d1c4SBenjamin Tissoires list_add_tail(&mt_application->list, &td->applications); 586f146d1c4SBenjamin Tissoires 587f146d1c4SBenjamin Tissoires return mt_application; 588f146d1c4SBenjamin Tissoires } 589f146d1c4SBenjamin Tissoires 590f146d1c4SBenjamin Tissoires static struct mt_application *mt_find_application(struct mt_device *td, 59169ecd44dSBenjamin Tissoires struct hid_report *report) 592f146d1c4SBenjamin Tissoires { 59369ecd44dSBenjamin Tissoires unsigned int application = report->application; 594f146d1c4SBenjamin Tissoires struct mt_application *tmp, *mt_application = NULL; 595f146d1c4SBenjamin Tissoires 596f146d1c4SBenjamin Tissoires list_for_each_entry(tmp, &td->applications, list) { 597f146d1c4SBenjamin Tissoires if (application == tmp->application) { 59869ecd44dSBenjamin Tissoires if (!(td->mtclass.quirks & MT_QUIRK_SEPARATE_APP_REPORT) || 59969ecd44dSBenjamin Tissoires tmp->report_id == report->id) { 600f146d1c4SBenjamin Tissoires mt_application = tmp; 601f146d1c4SBenjamin Tissoires break; 602f146d1c4SBenjamin Tissoires } 603f146d1c4SBenjamin Tissoires } 60469ecd44dSBenjamin Tissoires } 605f146d1c4SBenjamin Tissoires 606f146d1c4SBenjamin Tissoires if (!mt_application) 60769ecd44dSBenjamin Tissoires mt_application = mt_allocate_application(td, report); 608f146d1c4SBenjamin Tissoires 609f146d1c4SBenjamin Tissoires return mt_application; 610f146d1c4SBenjamin Tissoires } 611f146d1c4SBenjamin Tissoires 6128dfe14b3SBenjamin Tissoires static struct mt_report_data *mt_allocate_report_data(struct mt_device *td, 6138dfe14b3SBenjamin Tissoires struct hid_report *report) 6148dfe14b3SBenjamin Tissoires { 6158dfe14b3SBenjamin Tissoires struct mt_report_data *rdata; 6168dfe14b3SBenjamin Tissoires struct hid_field *field; 6178dfe14b3SBenjamin Tissoires int r, n; 6188dfe14b3SBenjamin Tissoires 6198dfe14b3SBenjamin Tissoires rdata = devm_kzalloc(&td->hdev->dev, sizeof(*rdata), GFP_KERNEL); 6208dfe14b3SBenjamin Tissoires if (!rdata) 6218dfe14b3SBenjamin Tissoires return NULL; 6228dfe14b3SBenjamin Tissoires 6238dfe14b3SBenjamin Tissoires rdata->report = report; 62469ecd44dSBenjamin Tissoires rdata->application = mt_find_application(td, report); 6258dfe14b3SBenjamin Tissoires 6268dfe14b3SBenjamin Tissoires if (!rdata->application) { 6278dfe14b3SBenjamin Tissoires devm_kfree(&td->hdev->dev, rdata); 6288dfe14b3SBenjamin Tissoires return NULL; 6298dfe14b3SBenjamin Tissoires } 6308dfe14b3SBenjamin Tissoires 6318dfe14b3SBenjamin Tissoires for (r = 0; r < report->maxfield; r++) { 6328dfe14b3SBenjamin Tissoires field = report->field[r]; 6338dfe14b3SBenjamin Tissoires 6348dfe14b3SBenjamin Tissoires if (!(HID_MAIN_ITEM_VARIABLE & field->flags)) 6358dfe14b3SBenjamin Tissoires continue; 6368dfe14b3SBenjamin Tissoires 637a2353e3bSAhelenia Ziemiańska if (field->logical == HID_DG_FINGER || td->hdev->group != HID_GROUP_MULTITOUCH_WIN_8) { 6388dfe14b3SBenjamin Tissoires for (n = 0; n < field->report_count; n++) { 639a2353e3bSAhelenia Ziemiańska if (field->usage[n].hid == HID_DG_CONTACTID) { 6408dfe14b3SBenjamin Tissoires rdata->is_mt_collection = true; 641a2353e3bSAhelenia Ziemiańska break; 642a2353e3bSAhelenia Ziemiańska } 643a2353e3bSAhelenia Ziemiańska } 6448dfe14b3SBenjamin Tissoires } 6458dfe14b3SBenjamin Tissoires } 6468dfe14b3SBenjamin Tissoires 6478dfe14b3SBenjamin Tissoires list_add_tail(&rdata->list, &td->reports); 6488dfe14b3SBenjamin Tissoires 6498dfe14b3SBenjamin Tissoires return rdata; 6508dfe14b3SBenjamin Tissoires } 6518dfe14b3SBenjamin Tissoires 6528dfe14b3SBenjamin Tissoires static struct mt_report_data *mt_find_report_data(struct mt_device *td, 6538dfe14b3SBenjamin Tissoires struct hid_report *report) 6548dfe14b3SBenjamin Tissoires { 6558dfe14b3SBenjamin Tissoires struct mt_report_data *tmp, *rdata = NULL; 6568dfe14b3SBenjamin Tissoires 6578dfe14b3SBenjamin Tissoires list_for_each_entry(tmp, &td->reports, list) { 6588dfe14b3SBenjamin Tissoires if (report == tmp->report) { 6598dfe14b3SBenjamin Tissoires rdata = tmp; 6608dfe14b3SBenjamin Tissoires break; 6618dfe14b3SBenjamin Tissoires } 6628dfe14b3SBenjamin Tissoires } 6638dfe14b3SBenjamin Tissoires 6648dfe14b3SBenjamin Tissoires if (!rdata) 6658dfe14b3SBenjamin Tissoires rdata = mt_allocate_report_data(td, report); 6668dfe14b3SBenjamin Tissoires 6678dfe14b3SBenjamin Tissoires return rdata; 6688dfe14b3SBenjamin Tissoires } 6698dfe14b3SBenjamin Tissoires 67001eaac7eSBenjamin Tissoires static void mt_store_field(struct hid_device *hdev, 67101eaac7eSBenjamin Tissoires struct mt_application *application, 67201eaac7eSBenjamin Tissoires __s32 *value, 67301eaac7eSBenjamin Tissoires size_t offset) 674ed9d5c96SBenjamin Tissoires { 67501eaac7eSBenjamin Tissoires struct mt_usages *usage; 67601eaac7eSBenjamin Tissoires __s32 **target; 6773ac36d15SBenjamin Tissoires 67801eaac7eSBenjamin Tissoires if (list_empty(&application->mt_usages)) 67901eaac7eSBenjamin Tissoires usage = mt_allocate_usage(hdev, application); 68001eaac7eSBenjamin Tissoires else 68101eaac7eSBenjamin Tissoires usage = list_last_entry(&application->mt_usages, 68201eaac7eSBenjamin Tissoires struct mt_usages, 68301eaac7eSBenjamin Tissoires list); 68401eaac7eSBenjamin Tissoires 68501eaac7eSBenjamin Tissoires if (!usage) 6863ac36d15SBenjamin Tissoires return; 6873ac36d15SBenjamin Tissoires 68801eaac7eSBenjamin Tissoires target = (__s32 **)((char *)usage + offset); 68901eaac7eSBenjamin Tissoires 69001eaac7eSBenjamin Tissoires /* the value has already been filled, create a new slot */ 69101eaac7eSBenjamin Tissoires if (*target != DEFAULT_TRUE && 69201eaac7eSBenjamin Tissoires *target != DEFAULT_FALSE && 69301eaac7eSBenjamin Tissoires *target != DEFAULT_ZERO) { 69481bcbad5SBenjamin Tissoires if (usage->contactid == DEFAULT_ZERO || 69581bcbad5SBenjamin Tissoires usage->x == DEFAULT_ZERO || 69681bcbad5SBenjamin Tissoires usage->y == DEFAULT_ZERO) { 69781bcbad5SBenjamin Tissoires hid_dbg(hdev, 69881bcbad5SBenjamin Tissoires "ignoring duplicate usage on incomplete"); 69981bcbad5SBenjamin Tissoires return; 70081bcbad5SBenjamin Tissoires } 70101eaac7eSBenjamin Tissoires usage = mt_allocate_usage(hdev, application); 70201eaac7eSBenjamin Tissoires if (!usage) 70301eaac7eSBenjamin Tissoires return; 70401eaac7eSBenjamin Tissoires 70501eaac7eSBenjamin Tissoires target = (__s32 **)((char *)usage + offset); 706ed9d5c96SBenjamin Tissoires } 707ed9d5c96SBenjamin Tissoires 70801eaac7eSBenjamin Tissoires *target = value; 70901eaac7eSBenjamin Tissoires } 71001eaac7eSBenjamin Tissoires 71101eaac7eSBenjamin Tissoires #define MT_STORE_FIELD(__name) \ 71201eaac7eSBenjamin Tissoires mt_store_field(hdev, app, \ 71301eaac7eSBenjamin Tissoires &field->value[usage->usage_index], \ 71401eaac7eSBenjamin Tissoires offsetof(struct mt_usages, __name)) 71501eaac7eSBenjamin Tissoires 716a69c5f8bSBenjamin Tissoires static int mt_touch_input_mapping(struct hid_device *hdev, struct hid_input *hi, 7175519cab4SBenjamin Tissoires struct hid_field *field, struct hid_usage *usage, 718f146d1c4SBenjamin Tissoires unsigned long **bit, int *max, struct mt_application *app) 7195519cab4SBenjamin Tissoires { 7205519cab4SBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 721eec29e3dSBenjamin Tissoires struct mt_class *cls = &td->mtclass; 722c2ef8f21SBenjamin Tissoires int code; 723349fd670SBenjamin Tissoires struct hid_usage *prev_usage = NULL; 7244875ac11SRichard Nauber 72576f5902aSHenrik Rydberg /* 72676f5902aSHenrik Rydberg * Model touchscreens providing buttons as touchpads. 727c2ef8f21SBenjamin Tissoires */ 728ba6b055eSBenjamin Tissoires if (field->application == HID_DG_TOUCHSCREEN && 729ba6b055eSBenjamin Tissoires (usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON) { 730f146d1c4SBenjamin Tissoires app->mt_flags |= INPUT_MT_POINTER; 7319abebedbSAndrew Duggan td->inputmode_value = MT_INPUTMODE_TOUCHPAD; 7329abebedbSAndrew Duggan } 733c2ef8f21SBenjamin Tissoires 734015fdaa9SBenjamin Tissoires /* count the buttons on touchpads */ 735015fdaa9SBenjamin Tissoires if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON) 736f146d1c4SBenjamin Tissoires app->buttons_count++; 737015fdaa9SBenjamin Tissoires 738349fd670SBenjamin Tissoires if (usage->usage_index) 739349fd670SBenjamin Tissoires prev_usage = &field->usage[usage->usage_index - 1]; 740349fd670SBenjamin Tissoires 7415519cab4SBenjamin Tissoires switch (usage->hid & HID_USAGE_PAGE) { 7425519cab4SBenjamin Tissoires 7435519cab4SBenjamin Tissoires case HID_UP_GENDESK: 7445519cab4SBenjamin Tissoires switch (usage->hid) { 7455519cab4SBenjamin Tissoires case HID_GD_X: 74601eaac7eSBenjamin Tissoires if (prev_usage && (prev_usage->hid == usage->hid)) { 747f146d1c4SBenjamin Tissoires code = ABS_MT_TOOL_X; 74801eaac7eSBenjamin Tissoires MT_STORE_FIELD(cx); 74901eaac7eSBenjamin Tissoires } else { 750f146d1c4SBenjamin Tissoires code = ABS_MT_POSITION_X; 75101eaac7eSBenjamin Tissoires MT_STORE_FIELD(x); 75201eaac7eSBenjamin Tissoires } 753349fd670SBenjamin Tissoires 754f146d1c4SBenjamin Tissoires set_abs(hi->input, code, field, cls->sn_move); 75501eaac7eSBenjamin Tissoires 756ba6b055eSBenjamin Tissoires /* 757ba6b055eSBenjamin Tissoires * A system multi-axis that exports X and Y has a high 758ba6b055eSBenjamin Tissoires * chance of being used directly on a surface 759ba6b055eSBenjamin Tissoires */ 760ba6b055eSBenjamin Tissoires if (field->application == HID_GD_SYSTEM_MULTIAXIS) { 761ba6b055eSBenjamin Tissoires __set_bit(INPUT_PROP_DIRECT, 762ba6b055eSBenjamin Tissoires hi->input->propbit); 763ba6b055eSBenjamin Tissoires input_set_abs_params(hi->input, 764ba6b055eSBenjamin Tissoires ABS_MT_TOOL_TYPE, 765ba6b055eSBenjamin Tissoires MT_TOOL_DIAL, 766ba6b055eSBenjamin Tissoires MT_TOOL_DIAL, 0, 0); 767ba6b055eSBenjamin Tissoires } 768ba6b055eSBenjamin Tissoires 7695519cab4SBenjamin Tissoires return 1; 7705519cab4SBenjamin Tissoires case HID_GD_Y: 77101eaac7eSBenjamin Tissoires if (prev_usage && (prev_usage->hid == usage->hid)) { 772f146d1c4SBenjamin Tissoires code = ABS_MT_TOOL_Y; 77301eaac7eSBenjamin Tissoires MT_STORE_FIELD(cy); 77401eaac7eSBenjamin Tissoires } else { 775f146d1c4SBenjamin Tissoires code = ABS_MT_POSITION_Y; 77601eaac7eSBenjamin Tissoires MT_STORE_FIELD(y); 77701eaac7eSBenjamin Tissoires } 778349fd670SBenjamin Tissoires 779f146d1c4SBenjamin Tissoires set_abs(hi->input, code, field, cls->sn_move); 78001eaac7eSBenjamin Tissoires 7815519cab4SBenjamin Tissoires return 1; 7825519cab4SBenjamin Tissoires } 7835519cab4SBenjamin Tissoires return 0; 7845519cab4SBenjamin Tissoires 7855519cab4SBenjamin Tissoires case HID_UP_DIGITIZER: 7865519cab4SBenjamin Tissoires switch (usage->hid) { 7875519cab4SBenjamin Tissoires case HID_DG_INRANGE: 7883ceb3826SBenjamin Tissoires if (app->quirks & MT_QUIRK_HOVERING) { 7899b3bb9b8SBenjamin Tissoires input_set_abs_params(hi->input, 7909b3bb9b8SBenjamin Tissoires ABS_MT_DISTANCE, 0, 1, 0, 0); 7919b3bb9b8SBenjamin Tissoires } 79201eaac7eSBenjamin Tissoires MT_STORE_FIELD(inrange_state); 7935519cab4SBenjamin Tissoires return 1; 7945519cab4SBenjamin Tissoires case HID_DG_CONFIDENCE: 795794c6133SKai-Heng Feng if ((cls->name == MT_CLS_WIN_8 || 79631a4cf1dSHans de Goede cls->name == MT_CLS_WIN_8_FORCE_MULTI_INPUT || 79754eed5c7STao Jin cls->name == MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU || 79831a4cf1dSHans de Goede cls->name == MT_CLS_WIN_8_DISABLE_WAKEUP) && 799f9024374SDmitry Torokhov (field->application == HID_DG_TOUCHPAD || 800f9024374SDmitry Torokhov field->application == HID_DG_TOUCHSCREEN)) 8013ceb3826SBenjamin Tissoires app->quirks |= MT_QUIRK_CONFIDENCE; 8029152c7d7SDmitry Torokhov 8039152c7d7SDmitry Torokhov if (app->quirks & MT_QUIRK_CONFIDENCE) 8049152c7d7SDmitry Torokhov input_set_abs_params(hi->input, 8059152c7d7SDmitry Torokhov ABS_MT_TOOL_TYPE, 8069152c7d7SDmitry Torokhov MT_TOOL_FINGER, 8079152c7d7SDmitry Torokhov MT_TOOL_PALM, 0, 0); 8089152c7d7SDmitry Torokhov 80901eaac7eSBenjamin Tissoires MT_STORE_FIELD(confidence_state); 8105519cab4SBenjamin Tissoires return 1; 8115519cab4SBenjamin Tissoires case HID_DG_TIPSWITCH: 812ba6b055eSBenjamin Tissoires if (field->application != HID_GD_SYSTEM_MULTIAXIS) 813ba6b055eSBenjamin Tissoires input_set_capability(hi->input, 814ba6b055eSBenjamin Tissoires EV_KEY, BTN_TOUCH); 81501eaac7eSBenjamin Tissoires MT_STORE_FIELD(tip_state); 8165519cab4SBenjamin Tissoires return 1; 8175519cab4SBenjamin Tissoires case HID_DG_CONTACTID: 81801eaac7eSBenjamin Tissoires MT_STORE_FIELD(contactid); 819f146d1c4SBenjamin Tissoires app->touches_by_report++; 8205519cab4SBenjamin Tissoires return 1; 8215519cab4SBenjamin Tissoires case HID_DG_WIDTH: 8223ceb3826SBenjamin Tissoires if (!(app->quirks & MT_QUIRK_NO_AREA)) 823f786bba4SBenjamin Tissoires set_abs(hi->input, ABS_MT_TOUCH_MAJOR, field, 824f786bba4SBenjamin Tissoires cls->sn_width); 82501eaac7eSBenjamin Tissoires MT_STORE_FIELD(w); 8265519cab4SBenjamin Tissoires return 1; 8275519cab4SBenjamin Tissoires case HID_DG_HEIGHT: 8283ceb3826SBenjamin Tissoires if (!(app->quirks & MT_QUIRK_NO_AREA)) { 829f786bba4SBenjamin Tissoires set_abs(hi->input, ABS_MT_TOUCH_MINOR, field, 830f786bba4SBenjamin Tissoires cls->sn_height); 83100720277SWei-Ning Huang 83200720277SWei-Ning Huang /* 83300720277SWei-Ning Huang * Only set ABS_MT_ORIENTATION if it is not 83400720277SWei-Ning Huang * already set by the HID_DG_AZIMUTH usage. 83500720277SWei-Ning Huang */ 83600720277SWei-Ning Huang if (!test_bit(ABS_MT_ORIENTATION, 83700720277SWei-Ning Huang hi->input->absbit)) 8381e648a13SBenjamin Tissoires input_set_abs_params(hi->input, 8391e648a13SBenjamin Tissoires ABS_MT_ORIENTATION, 0, 1, 0, 0); 84077723e3bSHenrik Rydberg } 84101eaac7eSBenjamin Tissoires MT_STORE_FIELD(h); 8425519cab4SBenjamin Tissoires return 1; 8435519cab4SBenjamin Tissoires case HID_DG_TIPPRESSURE: 8445519cab4SBenjamin Tissoires set_abs(hi->input, ABS_MT_PRESSURE, field, 8455519cab4SBenjamin Tissoires cls->sn_pressure); 84601eaac7eSBenjamin Tissoires MT_STORE_FIELD(p); 8475519cab4SBenjamin Tissoires return 1; 84829cc309dSNicolas Boichat case HID_DG_SCANTIME: 84929cc309dSNicolas Boichat input_set_capability(hi->input, EV_MSC, MSC_TIMESTAMP); 85001eaac7eSBenjamin Tissoires app->scantime = &field->value[usage->usage_index]; 85101eaac7eSBenjamin Tissoires app->scantime_logical_max = field->logical_maximum; 85229cc309dSNicolas Boichat return 1; 8535519cab4SBenjamin Tissoires case HID_DG_CONTACTCOUNT: 85401eaac7eSBenjamin Tissoires app->have_contact_count = true; 85501eaac7eSBenjamin Tissoires app->raw_cc = &field->value[usage->usage_index]; 8565519cab4SBenjamin Tissoires return 1; 85700720277SWei-Ning Huang case HID_DG_AZIMUTH: 85800720277SWei-Ning Huang /* 85900720277SWei-Ning Huang * Azimuth has the range of [0, MAX) representing a full 86000720277SWei-Ning Huang * revolution. Set ABS_MT_ORIENTATION to a quarter of 86100720277SWei-Ning Huang * MAX according the definition of ABS_MT_ORIENTATION 86200720277SWei-Ning Huang */ 86300720277SWei-Ning Huang input_set_abs_params(hi->input, ABS_MT_ORIENTATION, 86400720277SWei-Ning Huang -field->logical_maximum / 4, 86500720277SWei-Ning Huang field->logical_maximum / 4, 86600720277SWei-Ning Huang cls->sn_move ? 86700720277SWei-Ning Huang field->logical_maximum / cls->sn_move : 0, 0); 86801eaac7eSBenjamin Tissoires MT_STORE_FIELD(a); 86900720277SWei-Ning Huang return 1; 8705519cab4SBenjamin Tissoires case HID_DG_CONTACTMAX: 87101eaac7eSBenjamin Tissoires /* contact max are global to the report */ 8725519cab4SBenjamin Tissoires return -1; 873c2ef8f21SBenjamin Tissoires case HID_DG_TOUCH: 874c2ef8f21SBenjamin Tissoires /* Legacy devices use TIPSWITCH and not TOUCH. 875c2ef8f21SBenjamin Tissoires * Let's just ignore this field. */ 876c2ef8f21SBenjamin Tissoires return -1; 87765b258e9SAlan Cox } 8785519cab4SBenjamin Tissoires /* let hid-input decide for the others */ 8795519cab4SBenjamin Tissoires return 0; 8805519cab4SBenjamin Tissoires 881c2ef8f21SBenjamin Tissoires case HID_UP_BUTTON: 882c2ef8f21SBenjamin Tissoires code = BTN_MOUSE + ((usage->hid - 1) & HID_USAGE); 883594312b8SBenjamin Tissoires /* 884594312b8SBenjamin Tissoires * MS PTP spec says that external buttons left and right have 885594312b8SBenjamin Tissoires * usages 2 and 3. 886594312b8SBenjamin Tissoires */ 8873ceb3826SBenjamin Tissoires if ((app->quirks & MT_QUIRK_WIN8_PTP_BUTTONS) && 888594312b8SBenjamin Tissoires field->application == HID_DG_TOUCHPAD && 889594312b8SBenjamin Tissoires (usage->hid & HID_USAGE) > 1) 890594312b8SBenjamin Tissoires code--; 891ba6b055eSBenjamin Tissoires 892ba6b055eSBenjamin Tissoires if (field->application == HID_GD_SYSTEM_MULTIAXIS) 893ba6b055eSBenjamin Tissoires code = BTN_0 + ((usage->hid - 1) & HID_USAGE); 894ba6b055eSBenjamin Tissoires 895c2ef8f21SBenjamin Tissoires hid_map_usage(hi, usage, bit, max, EV_KEY, code); 89635556bedSMarc Zyngier if (!*bit) 89735556bedSMarc Zyngier return -1; 898c2ef8f21SBenjamin Tissoires input_set_capability(hi->input, EV_KEY, code); 899c2ef8f21SBenjamin Tissoires return 1; 900c2ef8f21SBenjamin Tissoires 9015519cab4SBenjamin Tissoires case 0xff000000: 9025519cab4SBenjamin Tissoires /* we do not want to map these: no input-oriented meaning */ 9035519cab4SBenjamin Tissoires return -1; 9045519cab4SBenjamin Tissoires } 9055519cab4SBenjamin Tissoires 9065519cab4SBenjamin Tissoires return 0; 9075519cab4SBenjamin Tissoires } 9085519cab4SBenjamin Tissoires 909f146d1c4SBenjamin Tissoires static int mt_compute_slot(struct mt_device *td, struct mt_application *app, 91001eaac7eSBenjamin Tissoires struct mt_usages *slot, 911f146d1c4SBenjamin Tissoires struct input_dev *input) 9125519cab4SBenjamin Tissoires { 9133ceb3826SBenjamin Tissoires __s32 quirks = app->quirks; 9145519cab4SBenjamin Tissoires 9152d93666eSBenjamin Tissoires if (quirks & MT_QUIRK_SLOT_IS_CONTACTID) 91601eaac7eSBenjamin Tissoires return *slot->contactid; 9175519cab4SBenjamin Tissoires 9182d93666eSBenjamin Tissoires if (quirks & MT_QUIRK_CYPRESS) 91901eaac7eSBenjamin Tissoires return cypress_compute_slot(app, slot); 920a3b5e577SBenjamin Tissoires 9212d93666eSBenjamin Tissoires if (quirks & MT_QUIRK_SLOT_IS_CONTACTNUMBER) 922f146d1c4SBenjamin Tissoires return app->num_received; 9235572da08SBenjamin Tissoires 9244a6ee685SBenjamin Tissoires if (quirks & MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE) 92501eaac7eSBenjamin Tissoires return *slot->contactid - 1; 9264a6ee685SBenjamin Tissoires 92701eaac7eSBenjamin Tissoires return input_mt_get_slot_by_key(input, *slot->contactid); 9283e1b5015SHenrik Rydberg } 9293e1b5015SHenrik Rydberg 93028a042a3SDmitry Torokhov static void mt_release_pending_palms(struct mt_device *td, 93128a042a3SDmitry Torokhov struct mt_application *app, 93228a042a3SDmitry Torokhov struct input_dev *input) 93328a042a3SDmitry Torokhov { 93428a042a3SDmitry Torokhov int slotnum; 93528a042a3SDmitry Torokhov bool need_sync = false; 93628a042a3SDmitry Torokhov 93728a042a3SDmitry Torokhov for_each_set_bit(slotnum, app->pending_palm_slots, td->maxcontacts) { 93828a042a3SDmitry Torokhov clear_bit(slotnum, app->pending_palm_slots); 93928a042a3SDmitry Torokhov 94028a042a3SDmitry Torokhov input_mt_slot(input, slotnum); 9415fc70e35SJiada Wang input_mt_report_slot_inactive(input); 94228a042a3SDmitry Torokhov 94328a042a3SDmitry Torokhov need_sync = true; 94428a042a3SDmitry Torokhov } 94528a042a3SDmitry Torokhov 94628a042a3SDmitry Torokhov if (need_sync) { 94728a042a3SDmitry Torokhov input_mt_sync_frame(input); 94828a042a3SDmitry Torokhov input_sync(input); 94928a042a3SDmitry Torokhov } 95028a042a3SDmitry Torokhov } 95128a042a3SDmitry Torokhov 9523e1b5015SHenrik Rydberg /* 9533e1b5015SHenrik Rydberg * this function is called when a whole packet has been received and processed, 9543e1b5015SHenrik Rydberg * so that it can decide what to send to the input layer. 9553e1b5015SHenrik Rydberg */ 956f146d1c4SBenjamin Tissoires static void mt_sync_frame(struct mt_device *td, struct mt_application *app, 957f146d1c4SBenjamin Tissoires struct input_dev *input) 9583e1b5015SHenrik Rydberg { 9593ceb3826SBenjamin Tissoires if (app->quirks & MT_QUIRK_WIN8_PTP_BUTTONS) 960f146d1c4SBenjamin Tissoires input_event(input, EV_KEY, BTN_LEFT, app->left_button_state); 961127e71bdSHans de Goede 96276f5902aSHenrik Rydberg input_mt_sync_frame(input); 963f146d1c4SBenjamin Tissoires input_event(input, EV_MSC, MSC_TIMESTAMP, app->timestamp); 9645519cab4SBenjamin Tissoires input_sync(input); 96528a042a3SDmitry Torokhov 96628a042a3SDmitry Torokhov mt_release_pending_palms(td, app, input); 96728a042a3SDmitry Torokhov 968f146d1c4SBenjamin Tissoires app->num_received = 0; 969f146d1c4SBenjamin Tissoires app->left_button_state = 0; 970f146d1c4SBenjamin Tissoires 97196098274SBenjamin Tissoires if (test_bit(MT_IO_FLAGS_ACTIVE_SLOTS, &td->mt_io_flags)) 97296098274SBenjamin Tissoires set_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags); 97396098274SBenjamin Tissoires else 97496098274SBenjamin Tissoires clear_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags); 97596098274SBenjamin Tissoires clear_bit(MT_IO_FLAGS_ACTIVE_SLOTS, &td->mt_io_flags); 9765519cab4SBenjamin Tissoires } 9775519cab4SBenjamin Tissoires 97801eaac7eSBenjamin Tissoires static int mt_compute_timestamp(struct mt_application *app, __s32 value) 97929cc309dSNicolas Boichat { 980f146d1c4SBenjamin Tissoires long delta = value - app->prev_scantime; 981f146d1c4SBenjamin Tissoires unsigned long jdelta = jiffies_to_usecs(jiffies - app->jiffies); 98229cc309dSNicolas Boichat 983f146d1c4SBenjamin Tissoires app->jiffies = jiffies; 98429cc309dSNicolas Boichat 98529cc309dSNicolas Boichat if (delta < 0) 98601eaac7eSBenjamin Tissoires delta += app->scantime_logical_max; 98729cc309dSNicolas Boichat 98829cc309dSNicolas Boichat /* HID_DG_SCANTIME is expressed in 100us, we want it in us. */ 98929cc309dSNicolas Boichat delta *= 100; 99029cc309dSNicolas Boichat 99129cc309dSNicolas Boichat if (jdelta > MAX_TIMESTAMP_INTERVAL) 99229cc309dSNicolas Boichat /* No data received for a while, resync the timestamp. */ 99329cc309dSNicolas Boichat return 0; 99429cc309dSNicolas Boichat else 995f146d1c4SBenjamin Tissoires return app->timestamp + delta; 99629cc309dSNicolas Boichat } 99729cc309dSNicolas Boichat 998a69c5f8bSBenjamin Tissoires static int mt_touch_event(struct hid_device *hid, struct hid_field *field, 9995519cab4SBenjamin Tissoires struct hid_usage *usage, __s32 value) 10005519cab4SBenjamin Tissoires { 100155978fa9SBenjamin Tissoires /* we will handle the hidinput part later, now remains hiddev */ 100255978fa9SBenjamin Tissoires if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event) 100355978fa9SBenjamin Tissoires hid->hiddev_hid_event(hid, field, usage, value); 100455978fa9SBenjamin Tissoires 100555978fa9SBenjamin Tissoires return 1; 100655978fa9SBenjamin Tissoires } 100755978fa9SBenjamin Tissoires 100801eaac7eSBenjamin Tissoires static int mt_process_slot(struct mt_device *td, struct input_dev *input, 100901eaac7eSBenjamin Tissoires struct mt_application *app, 101001eaac7eSBenjamin Tissoires struct mt_usages *slot) 101155978fa9SBenjamin Tissoires { 101201eaac7eSBenjamin Tissoires struct input_mt *mt = input->mt; 1013*a2f416bfSAllen Ballway struct hid_device *hdev = td->hdev; 10143ceb3826SBenjamin Tissoires __s32 quirks = app->quirks; 101501eaac7eSBenjamin Tissoires bool valid = true; 101601eaac7eSBenjamin Tissoires bool confidence_state = true; 101701eaac7eSBenjamin Tissoires bool inrange_state = false; 101801eaac7eSBenjamin Tissoires int active; 101901eaac7eSBenjamin Tissoires int slotnum; 1020ba6b055eSBenjamin Tissoires int tool = MT_TOOL_FINGER; 10215519cab4SBenjamin Tissoires 102201eaac7eSBenjamin Tissoires if (!slot) 102301eaac7eSBenjamin Tissoires return -EINVAL; 102401eaac7eSBenjamin Tissoires 102501eaac7eSBenjamin Tissoires if ((quirks & MT_QUIRK_CONTACT_CNT_ACCURATE) && 102601eaac7eSBenjamin Tissoires app->num_received >= app->num_expected) 102701eaac7eSBenjamin Tissoires return -EAGAIN; 102801eaac7eSBenjamin Tissoires 102901eaac7eSBenjamin Tissoires if (!(quirks & MT_QUIRK_ALWAYS_VALID)) { 103020b60e6dSBenjamin Tissoires if (quirks & MT_QUIRK_VALID_IS_INRANGE) 103101eaac7eSBenjamin Tissoires valid = *slot->inrange_state; 10322d93666eSBenjamin Tissoires if (quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) 103301eaac7eSBenjamin Tissoires valid = *slot->tip_state; 10342d93666eSBenjamin Tissoires if (quirks & MT_QUIRK_VALID_IS_CONFIDENCE) 103501eaac7eSBenjamin Tissoires valid = *slot->confidence_state; 103601eaac7eSBenjamin Tissoires 103701eaac7eSBenjamin Tissoires if (!valid) 103801eaac7eSBenjamin Tissoires return 0; 103901eaac7eSBenjamin Tissoires } 104001eaac7eSBenjamin Tissoires 104101eaac7eSBenjamin Tissoires slotnum = mt_compute_slot(td, app, slot, input); 104201eaac7eSBenjamin Tissoires if (slotnum < 0 || slotnum >= td->maxcontacts) 104301eaac7eSBenjamin Tissoires return 0; 104401eaac7eSBenjamin Tissoires 104501eaac7eSBenjamin Tissoires if ((quirks & MT_QUIRK_IGNORE_DUPLICATES) && mt) { 104601eaac7eSBenjamin Tissoires struct input_mt_slot *i_slot = &mt->slots[slotnum]; 104701eaac7eSBenjamin Tissoires 104801eaac7eSBenjamin Tissoires if (input_mt_is_active(i_slot) && 104901eaac7eSBenjamin Tissoires input_mt_is_used(mt, i_slot)) 105001eaac7eSBenjamin Tissoires return -EAGAIN; 105101eaac7eSBenjamin Tissoires } 105201eaac7eSBenjamin Tissoires 105301eaac7eSBenjamin Tissoires if (quirks & MT_QUIRK_CONFIDENCE) 105401eaac7eSBenjamin Tissoires confidence_state = *slot->confidence_state; 105501eaac7eSBenjamin Tissoires 105601eaac7eSBenjamin Tissoires if (quirks & MT_QUIRK_HOVERING) 105701eaac7eSBenjamin Tissoires inrange_state = *slot->inrange_state; 105801eaac7eSBenjamin Tissoires 10599152c7d7SDmitry Torokhov active = *slot->tip_state || inrange_state; 106001eaac7eSBenjamin Tissoires 1061ba6b055eSBenjamin Tissoires if (app->application == HID_GD_SYSTEM_MULTIAXIS) 1062ba6b055eSBenjamin Tissoires tool = MT_TOOL_DIAL; 106328a042a3SDmitry Torokhov else if (unlikely(!confidence_state)) { 10649152c7d7SDmitry Torokhov tool = MT_TOOL_PALM; 1065306d5acbSPan Zhang if (!active && mt && 106628a042a3SDmitry Torokhov input_mt_is_active(&mt->slots[slotnum])) { 106728a042a3SDmitry Torokhov /* 106828a042a3SDmitry Torokhov * The non-confidence was reported for 106928a042a3SDmitry Torokhov * previously valid contact that is also no 107028a042a3SDmitry Torokhov * longer valid. We can't simply report 107128a042a3SDmitry Torokhov * lift-off as userspace will not be aware 107228a042a3SDmitry Torokhov * of non-confidence, so we need to split 107328a042a3SDmitry Torokhov * it into 2 events: active MT_TOOL_PALM 107428a042a3SDmitry Torokhov * and a separate liftoff. 107528a042a3SDmitry Torokhov */ 107628a042a3SDmitry Torokhov active = true; 107728a042a3SDmitry Torokhov set_bit(slotnum, app->pending_palm_slots); 107828a042a3SDmitry Torokhov } 107928a042a3SDmitry Torokhov } 1080ba6b055eSBenjamin Tissoires 108101eaac7eSBenjamin Tissoires input_mt_slot(input, slotnum); 1082ba6b055eSBenjamin Tissoires input_mt_report_slot_state(input, tool, active); 108301eaac7eSBenjamin Tissoires if (active) { 108401eaac7eSBenjamin Tissoires /* this finger is in proximity of the sensor */ 108501eaac7eSBenjamin Tissoires int wide = (*slot->w > *slot->h); 108601eaac7eSBenjamin Tissoires int major = max(*slot->w, *slot->h); 108701eaac7eSBenjamin Tissoires int minor = min(*slot->w, *slot->h); 108801eaac7eSBenjamin Tissoires int orientation = wide; 108901eaac7eSBenjamin Tissoires int max_azimuth; 109001eaac7eSBenjamin Tissoires int azimuth; 1091*a2f416bfSAllen Ballway int x; 1092*a2f416bfSAllen Ballway int y; 1093*a2f416bfSAllen Ballway int cx; 1094*a2f416bfSAllen Ballway int cy; 109501eaac7eSBenjamin Tissoires 109601eaac7eSBenjamin Tissoires if (slot->a != DEFAULT_ZERO) { 109700720277SWei-Ning Huang /* 109800720277SWei-Ning Huang * Azimuth is counter-clockwise and ranges from [0, MAX) 109900720277SWei-Ning Huang * (a full revolution). Convert it to clockwise ranging 110000720277SWei-Ning Huang * [-MAX/2, MAX/2]. 110100720277SWei-Ning Huang * 110200720277SWei-Ning Huang * Note that ABS_MT_ORIENTATION require us to report 110300720277SWei-Ning Huang * the limit of [-MAX/4, MAX/4], but the value can go 110400720277SWei-Ning Huang * out of range to [-MAX/2, MAX/2] to report an upside 110500720277SWei-Ning Huang * down ellipsis. 110600720277SWei-Ning Huang */ 110701eaac7eSBenjamin Tissoires azimuth = *slot->a; 110801eaac7eSBenjamin Tissoires max_azimuth = input_abs_get_max(input, 110901eaac7eSBenjamin Tissoires ABS_MT_ORIENTATION); 111001eaac7eSBenjamin Tissoires if (azimuth > max_azimuth * 2) 111101eaac7eSBenjamin Tissoires azimuth -= max_azimuth * 4; 111201eaac7eSBenjamin Tissoires orientation = -azimuth; 1113*a2f416bfSAllen Ballway if (quirks & MT_QUIRK_ORIENTATION_INVERT) 1114*a2f416bfSAllen Ballway orientation = -orientation; 1115*a2f416bfSAllen Ballway 111601eaac7eSBenjamin Tissoires } 11175519cab4SBenjamin Tissoires 11189152c7d7SDmitry Torokhov if (quirks & MT_QUIRK_TOUCH_SIZE_SCALING) { 111901eaac7eSBenjamin Tissoires /* 112001eaac7eSBenjamin Tissoires * divided by two to match visual scale of touch 112101eaac7eSBenjamin Tissoires * for devices with this quirk 112201eaac7eSBenjamin Tissoires */ 112301eaac7eSBenjamin Tissoires major = major >> 1; 112401eaac7eSBenjamin Tissoires minor = minor >> 1; 112501eaac7eSBenjamin Tissoires } 112601eaac7eSBenjamin Tissoires 1127*a2f416bfSAllen Ballway x = hdev->quirks & HID_QUIRK_X_INVERT ? 1128*a2f416bfSAllen Ballway input_abs_get_max(input, ABS_MT_POSITION_X) - *slot->x : 1129*a2f416bfSAllen Ballway *slot->x; 1130*a2f416bfSAllen Ballway y = hdev->quirks & HID_QUIRK_Y_INVERT ? 1131*a2f416bfSAllen Ballway input_abs_get_max(input, ABS_MT_POSITION_Y) - *slot->y : 1132*a2f416bfSAllen Ballway *slot->y; 1133*a2f416bfSAllen Ballway cx = hdev->quirks & HID_QUIRK_X_INVERT ? 1134*a2f416bfSAllen Ballway input_abs_get_max(input, ABS_MT_POSITION_X) - *slot->cx : 1135*a2f416bfSAllen Ballway *slot->cx; 1136*a2f416bfSAllen Ballway cy = hdev->quirks & HID_QUIRK_Y_INVERT ? 1137*a2f416bfSAllen Ballway input_abs_get_max(input, ABS_MT_POSITION_Y) - *slot->cy : 1138*a2f416bfSAllen Ballway *slot->cy; 1139*a2f416bfSAllen Ballway 1140*a2f416bfSAllen Ballway input_event(input, EV_ABS, ABS_MT_POSITION_X, x); 1141*a2f416bfSAllen Ballway input_event(input, EV_ABS, ABS_MT_POSITION_Y, y); 1142*a2f416bfSAllen Ballway input_event(input, EV_ABS, ABS_MT_TOOL_X, cx); 1143*a2f416bfSAllen Ballway input_event(input, EV_ABS, ABS_MT_TOOL_Y, cy); 114401eaac7eSBenjamin Tissoires input_event(input, EV_ABS, ABS_MT_DISTANCE, !*slot->tip_state); 114501eaac7eSBenjamin Tissoires input_event(input, EV_ABS, ABS_MT_ORIENTATION, orientation); 114601eaac7eSBenjamin Tissoires input_event(input, EV_ABS, ABS_MT_PRESSURE, *slot->p); 114701eaac7eSBenjamin Tissoires input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, major); 114801eaac7eSBenjamin Tissoires input_event(input, EV_ABS, ABS_MT_TOUCH_MINOR, minor); 114901eaac7eSBenjamin Tissoires 115001eaac7eSBenjamin Tissoires set_bit(MT_IO_FLAGS_ACTIVE_SLOTS, &td->mt_io_flags); 115101eaac7eSBenjamin Tissoires } 115201eaac7eSBenjamin Tissoires 115301eaac7eSBenjamin Tissoires return 0; 115401eaac7eSBenjamin Tissoires } 115501eaac7eSBenjamin Tissoires 115601eaac7eSBenjamin Tissoires static void mt_process_mt_event(struct hid_device *hid, 115701eaac7eSBenjamin Tissoires struct mt_application *app, 115801eaac7eSBenjamin Tissoires struct hid_field *field, 115901eaac7eSBenjamin Tissoires struct hid_usage *usage, 116001eaac7eSBenjamin Tissoires __s32 value, 116101eaac7eSBenjamin Tissoires bool first_packet) 116201eaac7eSBenjamin Tissoires { 116301eaac7eSBenjamin Tissoires __s32 quirks = app->quirks; 116401eaac7eSBenjamin Tissoires struct input_dev *input = field->hidinput->input; 116501eaac7eSBenjamin Tissoires 116601eaac7eSBenjamin Tissoires if (!usage->type || !(hid->claimed & HID_CLAIMED_INPUT)) 116701eaac7eSBenjamin Tissoires return; 116801eaac7eSBenjamin Tissoires 116901eaac7eSBenjamin Tissoires if (quirks & MT_QUIRK_WIN8_PTP_BUTTONS) { 117001eaac7eSBenjamin Tissoires 117155746d28SHans de Goede /* 117255746d28SHans de Goede * For Win8 PTP touchpads we should only look at 117301eaac7eSBenjamin Tissoires * non finger/touch events in the first_packet of a 117401eaac7eSBenjamin Tissoires * (possible) multi-packet frame. 117555746d28SHans de Goede */ 117601eaac7eSBenjamin Tissoires if (!first_packet) 117755746d28SHans de Goede return; 117855746d28SHans de Goede 1179127e71bdSHans de Goede /* 1180127e71bdSHans de Goede * For Win8 PTP touchpads we map both the clickpad click 1181127e71bdSHans de Goede * and any "external" left buttons to BTN_LEFT if a 1182127e71bdSHans de Goede * device claims to have both we need to report 1 for 1183127e71bdSHans de Goede * BTN_LEFT if either is pressed, so we or all values 1184127e71bdSHans de Goede * together and report the result in mt_sync_frame(). 1185127e71bdSHans de Goede */ 118601eaac7eSBenjamin Tissoires if (usage->type == EV_KEY && usage->code == BTN_LEFT) { 1187f146d1c4SBenjamin Tissoires app->left_button_state |= value; 1188127e71bdSHans de Goede return; 1189127e71bdSHans de Goede } 11905519cab4SBenjamin Tissoires } 11915519cab4SBenjamin Tissoires 119201eaac7eSBenjamin Tissoires input_event(input, usage->type, usage->code, value); 119355978fa9SBenjamin Tissoires } 11942d93666eSBenjamin Tissoires 11958dfe14b3SBenjamin Tissoires static void mt_touch_report(struct hid_device *hid, 11968dfe14b3SBenjamin Tissoires struct mt_report_data *rdata) 119755978fa9SBenjamin Tissoires { 119855978fa9SBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hid); 11998dfe14b3SBenjamin Tissoires struct hid_report *report = rdata->report; 12008dfe14b3SBenjamin Tissoires struct mt_application *app = rdata->application; 120155978fa9SBenjamin Tissoires struct hid_field *field; 120201eaac7eSBenjamin Tissoires struct input_dev *input; 120301eaac7eSBenjamin Tissoires struct mt_usages *slot; 120455746d28SHans de Goede bool first_packet; 120555978fa9SBenjamin Tissoires unsigned count; 1206f146d1c4SBenjamin Tissoires int r, n; 1207f146d1c4SBenjamin Tissoires int scantime = 0; 1208f146d1c4SBenjamin Tissoires int contact_count = -1; 12095519cab4SBenjamin Tissoires 12104f4001bcSBenjamin Tissoires /* sticky fingers release in progress, abort */ 1211be6e2b57SAndri Yngvason if (test_and_set_bit_lock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags)) 12124f4001bcSBenjamin Tissoires return; 12134f4001bcSBenjamin Tissoires 121401eaac7eSBenjamin Tissoires scantime = *app->scantime; 121501eaac7eSBenjamin Tissoires app->timestamp = mt_compute_timestamp(app, scantime); 121601eaac7eSBenjamin Tissoires if (app->raw_cc != DEFAULT_ZERO) 121701eaac7eSBenjamin Tissoires contact_count = *app->raw_cc; 121801eaac7eSBenjamin Tissoires 1219c2517f62SBenjamin Tissoires /* 1220c2517f62SBenjamin Tissoires * Includes multi-packet support where subsequent 1221c2517f62SBenjamin Tissoires * packets are sent with zero contactcount. 1222c2517f62SBenjamin Tissoires */ 122301eaac7eSBenjamin Tissoires if (contact_count >= 0) { 1224af8dc4d0SHans de Goede /* 1225af8dc4d0SHans de Goede * For Win8 PTPs the first packet (td->num_received == 0) may 1226af8dc4d0SHans de Goede * have a contactcount of 0 if there only is a button event. 1227af8dc4d0SHans de Goede * We double check that this is not a continuation packet 1228af8dc4d0SHans de Goede * of a possible multi-packet frame be checking that the 1229af8dc4d0SHans de Goede * timestamp has changed. 1230af8dc4d0SHans de Goede */ 12313ceb3826SBenjamin Tissoires if ((app->quirks & MT_QUIRK_WIN8_PTP_BUTTONS) && 1232f146d1c4SBenjamin Tissoires app->num_received == 0 && 1233f146d1c4SBenjamin Tissoires app->prev_scantime != scantime) 1234f146d1c4SBenjamin Tissoires app->num_expected = contact_count; 1235af8dc4d0SHans de Goede /* A non 0 contact count always indicates a first packet */ 1236f146d1c4SBenjamin Tissoires else if (contact_count) 1237f146d1c4SBenjamin Tissoires app->num_expected = contact_count; 12387e3cc447SBenjamin Tissoires } 1239f146d1c4SBenjamin Tissoires app->prev_scantime = scantime; 1240c2517f62SBenjamin Tissoires 1241f146d1c4SBenjamin Tissoires first_packet = app->num_received == 0; 124201eaac7eSBenjamin Tissoires 124301eaac7eSBenjamin Tissoires input = report->field[0]->hidinput->input; 124401eaac7eSBenjamin Tissoires 124501eaac7eSBenjamin Tissoires list_for_each_entry(slot, &app->mt_usages, list) { 124601eaac7eSBenjamin Tissoires if (!mt_process_slot(td, input, app, slot)) 124701eaac7eSBenjamin Tissoires app->num_received++; 124801eaac7eSBenjamin Tissoires } 124901eaac7eSBenjamin Tissoires 125055978fa9SBenjamin Tissoires for (r = 0; r < report->maxfield; r++) { 125155978fa9SBenjamin Tissoires field = report->field[r]; 125255978fa9SBenjamin Tissoires count = field->report_count; 125355978fa9SBenjamin Tissoires 125455978fa9SBenjamin Tissoires if (!(HID_MAIN_ITEM_VARIABLE & field->flags)) 125555978fa9SBenjamin Tissoires continue; 125655978fa9SBenjamin Tissoires 125755978fa9SBenjamin Tissoires for (n = 0; n < count; n++) 125801eaac7eSBenjamin Tissoires mt_process_mt_event(hid, app, field, 125901eaac7eSBenjamin Tissoires &field->usage[n], field->value[n], 126001eaac7eSBenjamin Tissoires first_packet); 126155978fa9SBenjamin Tissoires } 12625b62efd8SBenjamin Tissoires 1263f146d1c4SBenjamin Tissoires if (app->num_received >= app->num_expected) 126401eaac7eSBenjamin Tissoires mt_sync_frame(td, app, input); 12654f4001bcSBenjamin Tissoires 12664f4001bcSBenjamin Tissoires /* 12674f4001bcSBenjamin Tissoires * Windows 8 specs says 2 things: 12684f4001bcSBenjamin Tissoires * - once a contact has been reported, it has to be reported in each 12694f4001bcSBenjamin Tissoires * subsequent report 12704f4001bcSBenjamin Tissoires * - the report rate when fingers are present has to be at least 12714f4001bcSBenjamin Tissoires * the refresh rate of the screen, 60 or 120 Hz 12724f4001bcSBenjamin Tissoires * 12734f4001bcSBenjamin Tissoires * I interprete this that the specification forces a report rate of 12744f4001bcSBenjamin Tissoires * at least 60 Hz for a touchscreen to be certified. 12754f4001bcSBenjamin Tissoires * Which means that if we do not get a report whithin 16 ms, either 12764f4001bcSBenjamin Tissoires * something wrong happens, either the touchscreen forgets to send 12774f4001bcSBenjamin Tissoires * a release. Taking a reasonable margin allows to remove issues 12784f4001bcSBenjamin Tissoires * with USB communication or the load of the machine. 12794f4001bcSBenjamin Tissoires * 12804f4001bcSBenjamin Tissoires * Given that Win 8 devices are forced to send a release, this will 12814f4001bcSBenjamin Tissoires * only affect laggish machines and the ones that have a firmware 12824f4001bcSBenjamin Tissoires * defect. 12834f4001bcSBenjamin Tissoires */ 12843ceb3826SBenjamin Tissoires if (app->quirks & MT_QUIRK_STICKY_FINGERS) { 128596098274SBenjamin Tissoires if (test_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags)) 128696098274SBenjamin Tissoires mod_timer(&td->release_timer, 128796098274SBenjamin Tissoires jiffies + msecs_to_jiffies(100)); 128896098274SBenjamin Tissoires else 128996098274SBenjamin Tissoires del_timer(&td->release_timer); 129096098274SBenjamin Tissoires } 12914f4001bcSBenjamin Tissoires 1292be6e2b57SAndri Yngvason clear_bit_unlock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags); 12935519cab4SBenjamin Tissoires } 12945519cab4SBenjamin Tissoires 1295b2c68a2fSDmitry Torokhov static int mt_touch_input_configured(struct hid_device *hdev, 1296f146d1c4SBenjamin Tissoires struct hid_input *hi, 1297f146d1c4SBenjamin Tissoires struct mt_application *app) 1298a69c5f8bSBenjamin Tissoires { 1299a69c5f8bSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 1300a69c5f8bSBenjamin Tissoires struct mt_class *cls = &td->mtclass; 1301a69c5f8bSBenjamin Tissoires struct input_dev *input = hi->input; 1302b2c68a2fSDmitry Torokhov int ret; 1303a69c5f8bSBenjamin Tissoires 1304a69c5f8bSBenjamin Tissoires if (!td->maxcontacts) 1305a69c5f8bSBenjamin Tissoires td->maxcontacts = MT_DEFAULT_MAXCONTACT; 1306a69c5f8bSBenjamin Tissoires 1307f146d1c4SBenjamin Tissoires mt_post_parse(td, app); 1308a69c5f8bSBenjamin Tissoires if (td->serial_maybe) 1309f146d1c4SBenjamin Tissoires mt_post_parse_default_settings(td, app); 1310a69c5f8bSBenjamin Tissoires 1311a69c5f8bSBenjamin Tissoires if (cls->is_indirect) 1312f146d1c4SBenjamin Tissoires app->mt_flags |= INPUT_MT_POINTER; 1313a69c5f8bSBenjamin Tissoires 13143ceb3826SBenjamin Tissoires if (app->quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) 1315f146d1c4SBenjamin Tissoires app->mt_flags |= INPUT_MT_DROP_UNUSED; 1316a69c5f8bSBenjamin Tissoires 1317015fdaa9SBenjamin Tissoires /* check for clickpads */ 1318f146d1c4SBenjamin Tissoires if ((app->mt_flags & INPUT_MT_POINTER) && 1319f146d1c4SBenjamin Tissoires (app->buttons_count == 1)) 13202c6e0277SSeth Forshee td->is_buttonpad = true; 13212c6e0277SSeth Forshee 13222c6e0277SSeth Forshee if (td->is_buttonpad) 1323015fdaa9SBenjamin Tissoires __set_bit(INPUT_PROP_BUTTONPAD, input->propbit); 1324015fdaa9SBenjamin Tissoires 132528a042a3SDmitry Torokhov app->pending_palm_slots = devm_kcalloc(&hi->input->dev, 132628a042a3SDmitry Torokhov BITS_TO_LONGS(td->maxcontacts), 132728a042a3SDmitry Torokhov sizeof(long), 132828a042a3SDmitry Torokhov GFP_KERNEL); 132928a042a3SDmitry Torokhov if (!app->pending_palm_slots) 133028a042a3SDmitry Torokhov return -ENOMEM; 133128a042a3SDmitry Torokhov 1332f146d1c4SBenjamin Tissoires ret = input_mt_init_slots(input, td->maxcontacts, app->mt_flags); 1333b2c68a2fSDmitry Torokhov if (ret) 1334b2c68a2fSDmitry Torokhov return ret; 1335a69c5f8bSBenjamin Tissoires 1336f146d1c4SBenjamin Tissoires app->mt_flags = 0; 1337b2c68a2fSDmitry Torokhov return 0; 1338a69c5f8bSBenjamin Tissoires } 1339a69c5f8bSBenjamin Tissoires 1340957b8dffSJoão Paulo Rechi Vita #define mt_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, \ 1341957b8dffSJoão Paulo Rechi Vita max, EV_KEY, (c)) 1342a69c5f8bSBenjamin Tissoires static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi, 1343a69c5f8bSBenjamin Tissoires struct hid_field *field, struct hid_usage *usage, 1344a69c5f8bSBenjamin Tissoires unsigned long **bit, int *max) 1345a69c5f8bSBenjamin Tissoires { 13466aef704eSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 1347f146d1c4SBenjamin Tissoires struct mt_application *application; 13488dfe14b3SBenjamin Tissoires struct mt_report_data *rdata; 13496aef704eSBenjamin Tissoires 13508dfe14b3SBenjamin Tissoires rdata = mt_find_report_data(td, field->report); 13518dfe14b3SBenjamin Tissoires if (!rdata) { 13528dfe14b3SBenjamin Tissoires hid_err(hdev, "failed to allocate data for report\n"); 13538dfe14b3SBenjamin Tissoires return 0; 13548dfe14b3SBenjamin Tissoires } 13558dfe14b3SBenjamin Tissoires 13568dfe14b3SBenjamin Tissoires application = rdata->application; 13573ceb3826SBenjamin Tissoires 13586aef704eSBenjamin Tissoires /* 13596aef704eSBenjamin Tissoires * If mtclass.export_all_inputs is not set, only map fields from 13606aef704eSBenjamin Tissoires * TouchScreen or TouchPad collections. We need to ignore fields 13616aef704eSBenjamin Tissoires * that belong to other collections such as Mouse that might have 13626aef704eSBenjamin Tissoires * the same GenericDesktop usages. 13636aef704eSBenjamin Tissoires */ 13646aef704eSBenjamin Tissoires if (!td->mtclass.export_all_inputs && 13656aef704eSBenjamin Tissoires field->application != HID_DG_TOUCHSCREEN && 1366fa11aa72SBenjamin Tissoires field->application != HID_DG_PEN && 13678fe89ef0SBenjamin Tissoires field->application != HID_DG_TOUCHPAD && 13688fe89ef0SBenjamin Tissoires field->application != HID_GD_KEYBOARD && 1369e57f4e67SHans de Goede field->application != HID_GD_SYSTEM_CONTROL && 13701fbf74efSJoão Paulo Rechi Vita field->application != HID_CP_CONSUMER_CONTROL && 1371957b8dffSJoão Paulo Rechi Vita field->application != HID_GD_WIRELESS_RADIO_CTLS && 1372ba6b055eSBenjamin Tissoires field->application != HID_GD_SYSTEM_MULTIAXIS && 1373957b8dffSJoão Paulo Rechi Vita !(field->application == HID_VD_ASUS_CUSTOM_MEDIA_KEYS && 13743ceb3826SBenjamin Tissoires application->quirks & MT_QUIRK_ASUS_CUSTOM_UP)) 13756f492f28SBenjamin Tissoires return -1; 1376a69c5f8bSBenjamin Tissoires 13776aef704eSBenjamin Tissoires /* 1378957b8dffSJoão Paulo Rechi Vita * Some Asus keyboard+touchpad devices have the hotkeys defined in the 1379957b8dffSJoão Paulo Rechi Vita * touchpad report descriptor. We need to treat these as an array to 1380957b8dffSJoão Paulo Rechi Vita * map usages to input keys. 1381957b8dffSJoão Paulo Rechi Vita */ 138239bbf402SJiri Kosina if (field->application == HID_VD_ASUS_CUSTOM_MEDIA_KEYS && 13833ceb3826SBenjamin Tissoires application->quirks & MT_QUIRK_ASUS_CUSTOM_UP && 1384957b8dffSJoão Paulo Rechi Vita (usage->hid & HID_USAGE_PAGE) == HID_UP_CUSTOM) { 1385957b8dffSJoão Paulo Rechi Vita set_bit(EV_REP, hi->input->evbit); 1386957b8dffSJoão Paulo Rechi Vita if (field->flags & HID_MAIN_ITEM_VARIABLE) 1387957b8dffSJoão Paulo Rechi Vita field->flags &= ~HID_MAIN_ITEM_VARIABLE; 1388957b8dffSJoão Paulo Rechi Vita switch (usage->hid & HID_USAGE) { 1389957b8dffSJoão Paulo Rechi Vita case 0x10: mt_map_key_clear(KEY_BRIGHTNESSDOWN); break; 1390957b8dffSJoão Paulo Rechi Vita case 0x20: mt_map_key_clear(KEY_BRIGHTNESSUP); break; 1391957b8dffSJoão Paulo Rechi Vita case 0x35: mt_map_key_clear(KEY_DISPLAY_OFF); break; 1392957b8dffSJoão Paulo Rechi Vita case 0x6b: mt_map_key_clear(KEY_F21); break; 1393957b8dffSJoão Paulo Rechi Vita case 0x6c: mt_map_key_clear(KEY_SLEEP); break; 1394957b8dffSJoão Paulo Rechi Vita default: 1395957b8dffSJoão Paulo Rechi Vita return -1; 1396957b8dffSJoão Paulo Rechi Vita } 1397957b8dffSJoão Paulo Rechi Vita return 1; 1398957b8dffSJoão Paulo Rechi Vita } 1399957b8dffSJoão Paulo Rechi Vita 1400ba6b055eSBenjamin Tissoires if (rdata->is_mt_collection) 1401f146d1c4SBenjamin Tissoires return mt_touch_input_mapping(hdev, hi, field, usage, bit, max, 1402f146d1c4SBenjamin Tissoires application); 14036aef704eSBenjamin Tissoires 14047ffa13beSBenjamin Tissoires /* 14057ffa13beSBenjamin Tissoires * some egalax touchscreens have "application == DG_TOUCHSCREEN" 14067ffa13beSBenjamin Tissoires * for the stylus. Overwrite the hid_input application 14077ffa13beSBenjamin Tissoires */ 14087ffa13beSBenjamin Tissoires if (field->physical == HID_DG_STYLUS) 14097ffa13beSBenjamin Tissoires hi->application = HID_DG_STYLUS; 14107ffa13beSBenjamin Tissoires 14116aef704eSBenjamin Tissoires /* let hid-core decide for the others */ 14126aef704eSBenjamin Tissoires return 0; 1413a69c5f8bSBenjamin Tissoires } 1414a69c5f8bSBenjamin Tissoires 1415a69c5f8bSBenjamin Tissoires static int mt_input_mapped(struct hid_device *hdev, struct hid_input *hi, 1416a69c5f8bSBenjamin Tissoires struct hid_field *field, struct hid_usage *usage, 1417a69c5f8bSBenjamin Tissoires unsigned long **bit, int *max) 1418a69c5f8bSBenjamin Tissoires { 1419ba6b055eSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 1420ba6b055eSBenjamin Tissoires struct mt_report_data *rdata; 1421fa11aa72SBenjamin Tissoires 1422ba6b055eSBenjamin Tissoires rdata = mt_find_report_data(td, field->report); 1423ba6b055eSBenjamin Tissoires if (rdata && rdata->is_mt_collection) { 14244cf56a89SDmitry Torokhov /* We own these mappings, tell hid-input to ignore them */ 14254cf56a89SDmitry Torokhov return -1; 14264cf56a89SDmitry Torokhov } 14276aef704eSBenjamin Tissoires 14286aef704eSBenjamin Tissoires /* let hid-core decide for the others */ 14296aef704eSBenjamin Tissoires return 0; 1430a69c5f8bSBenjamin Tissoires } 1431a69c5f8bSBenjamin Tissoires 1432a69c5f8bSBenjamin Tissoires static int mt_event(struct hid_device *hid, struct hid_field *field, 1433a69c5f8bSBenjamin Tissoires struct hid_usage *usage, __s32 value) 1434a69c5f8bSBenjamin Tissoires { 1435a69c5f8bSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hid); 14368dfe14b3SBenjamin Tissoires struct mt_report_data *rdata; 1437a69c5f8bSBenjamin Tissoires 14388dfe14b3SBenjamin Tissoires rdata = mt_find_report_data(td, field->report); 14398dfe14b3SBenjamin Tissoires if (rdata && rdata->is_mt_collection) 1440a69c5f8bSBenjamin Tissoires return mt_touch_event(hid, field, usage, value); 1441a69c5f8bSBenjamin Tissoires 1442e55f6200SBenjamin Tissoires return 0; 1443a69c5f8bSBenjamin Tissoires } 1444a69c5f8bSBenjamin Tissoires 1445a69c5f8bSBenjamin Tissoires static void mt_report(struct hid_device *hid, struct hid_report *report) 1446a69c5f8bSBenjamin Tissoires { 1447a69c5f8bSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hid); 1448e55f6200SBenjamin Tissoires struct hid_field *field = report->field[0]; 14498dfe14b3SBenjamin Tissoires struct mt_report_data *rdata; 1450a69c5f8bSBenjamin Tissoires 1451a69c5f8bSBenjamin Tissoires if (!(hid->claimed & HID_CLAIMED_INPUT)) 1452a69c5f8bSBenjamin Tissoires return; 1453a69c5f8bSBenjamin Tissoires 14548dfe14b3SBenjamin Tissoires rdata = mt_find_report_data(td, report); 14558dfe14b3SBenjamin Tissoires if (rdata && rdata->is_mt_collection) 14568dfe14b3SBenjamin Tissoires return mt_touch_report(hid, rdata); 1457fa11aa72SBenjamin Tissoires 1458e55f6200SBenjamin Tissoires if (field && field->hidinput && field->hidinput->input) 1459e55f6200SBenjamin Tissoires input_sync(field->hidinput->input); 14605519cab4SBenjamin Tissoires } 14615519cab4SBenjamin Tissoires 14627f81c8dbSBenjamin Tissoires static bool mt_need_to_apply_feature(struct hid_device *hdev, 14637f81c8dbSBenjamin Tissoires struct hid_field *field, 146402946f4bSBenjamin Tissoires struct hid_usage *usage, 146502946f4bSBenjamin Tissoires enum latency_mode latency, 146602946f4bSBenjamin Tissoires bool surface_switch, 1467ec6adef5SBenjamin Tissoires bool button_switch, 1468ec6adef5SBenjamin Tissoires bool *inputmode_found) 14695519cab4SBenjamin Tissoires { 14705519cab4SBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 1471da10bc25SMathieu Magnaudet struct mt_class *cls = &td->mtclass; 14727f81c8dbSBenjamin Tissoires struct hid_report *report = field->report; 14737f81c8dbSBenjamin Tissoires unsigned int index = usage->usage_index; 1474da10bc25SMathieu Magnaudet char *buf; 14753064a03bSAaron Ma u32 report_len; 14767f81c8dbSBenjamin Tissoires int max; 14775519cab4SBenjamin Tissoires 14787f81c8dbSBenjamin Tissoires switch (usage->hid) { 14797f81c8dbSBenjamin Tissoires case HID_DG_INPUTMODE: 1480ec6adef5SBenjamin Tissoires /* 1481ec6adef5SBenjamin Tissoires * Some elan panels wrongly declare 2 input mode features, 1482ec6adef5SBenjamin Tissoires * and silently ignore when we set the value in the second 1483ec6adef5SBenjamin Tissoires * field. Skip the second feature and hope for the best. 1484ec6adef5SBenjamin Tissoires */ 1485ec6adef5SBenjamin Tissoires if (*inputmode_found) 1486ec6adef5SBenjamin Tissoires return false; 1487ec6adef5SBenjamin Tissoires 1488da10bc25SMathieu Magnaudet if (cls->quirks & MT_QUIRK_FORCE_GET_FEATURE) { 14897f81c8dbSBenjamin Tissoires report_len = hid_report_len(report); 14907f81c8dbSBenjamin Tissoires buf = hid_alloc_report_buf(report, GFP_KERNEL); 1491da10bc25SMathieu Magnaudet if (!buf) { 14927f81c8dbSBenjamin Tissoires hid_err(hdev, 14937f81c8dbSBenjamin Tissoires "failed to allocate buffer for report\n"); 14947f81c8dbSBenjamin Tissoires return false; 1495da10bc25SMathieu Magnaudet } 14967f81c8dbSBenjamin Tissoires hid_hw_raw_request(hdev, report->id, buf, report_len, 1497da10bc25SMathieu Magnaudet HID_FEATURE_REPORT, 1498da10bc25SMathieu Magnaudet HID_REQ_GET_REPORT); 1499da10bc25SMathieu Magnaudet kfree(buf); 1500da10bc25SMathieu Magnaudet } 15017f81c8dbSBenjamin Tissoires 15027f81c8dbSBenjamin Tissoires field->value[index] = td->inputmode_value; 1503ec6adef5SBenjamin Tissoires *inputmode_found = true; 15047f81c8dbSBenjamin Tissoires return true; 15057f81c8dbSBenjamin Tissoires 15067f81c8dbSBenjamin Tissoires case HID_DG_CONTACTMAX: 15073ceb3826SBenjamin Tissoires if (cls->maxcontacts) { 15087f81c8dbSBenjamin Tissoires max = min_t(int, field->logical_maximum, 15093ceb3826SBenjamin Tissoires cls->maxcontacts); 15107f81c8dbSBenjamin Tissoires if (field->value[index] != max) { 15117f81c8dbSBenjamin Tissoires field->value[index] = max; 15127f81c8dbSBenjamin Tissoires return true; 15135519cab4SBenjamin Tissoires } 15145519cab4SBenjamin Tissoires } 15157f81c8dbSBenjamin Tissoires break; 151602946f4bSBenjamin Tissoires 151702946f4bSBenjamin Tissoires case HID_DG_LATENCYMODE: 151802946f4bSBenjamin Tissoires field->value[index] = latency; 151999c703acSJiri Kosina return true; 152002946f4bSBenjamin Tissoires 152102946f4bSBenjamin Tissoires case HID_DG_SURFACESWITCH: 152202946f4bSBenjamin Tissoires field->value[index] = surface_switch; 152399c703acSJiri Kosina return true; 152402946f4bSBenjamin Tissoires 152502946f4bSBenjamin Tissoires case HID_DG_BUTTONSWITCH: 152602946f4bSBenjamin Tissoires field->value[index] = button_switch; 152799c703acSJiri Kosina return true; 15287f81c8dbSBenjamin Tissoires } 15295519cab4SBenjamin Tissoires 15307f81c8dbSBenjamin Tissoires return false; /* no need to update the report */ 15317f81c8dbSBenjamin Tissoires } 15327f81c8dbSBenjamin Tissoires 153302946f4bSBenjamin Tissoires static void mt_set_modes(struct hid_device *hdev, enum latency_mode latency, 153402946f4bSBenjamin Tissoires bool surface_switch, bool button_switch) 153531ae9bddSBenjamin Tissoires { 15367f81c8dbSBenjamin Tissoires struct hid_report_enum *rep_enum; 15377f81c8dbSBenjamin Tissoires struct hid_report *rep; 15387f81c8dbSBenjamin Tissoires struct hid_usage *usage; 15397f81c8dbSBenjamin Tissoires int i, j; 15407f81c8dbSBenjamin Tissoires bool update_report; 1541ec6adef5SBenjamin Tissoires bool inputmode_found = false; 154231ae9bddSBenjamin Tissoires 15437f81c8dbSBenjamin Tissoires rep_enum = &hdev->report_enum[HID_FEATURE_REPORT]; 15447f81c8dbSBenjamin Tissoires list_for_each_entry(rep, &rep_enum->report_list, list) { 15457f81c8dbSBenjamin Tissoires update_report = false; 154631ae9bddSBenjamin Tissoires 15477f81c8dbSBenjamin Tissoires for (i = 0; i < rep->maxfield; i++) { 15487f81c8dbSBenjamin Tissoires /* Ignore if report count is out of bounds. */ 15497f81c8dbSBenjamin Tissoires if (rep->field[i]->report_count < 1) 15507f81c8dbSBenjamin Tissoires continue; 155131ae9bddSBenjamin Tissoires 15527f81c8dbSBenjamin Tissoires for (j = 0; j < rep->field[i]->maxusage; j++) { 15537f81c8dbSBenjamin Tissoires usage = &rep->field[i]->usage[j]; 15547f81c8dbSBenjamin Tissoires 15557f81c8dbSBenjamin Tissoires if (mt_need_to_apply_feature(hdev, 15567f81c8dbSBenjamin Tissoires rep->field[i], 155702946f4bSBenjamin Tissoires usage, 155802946f4bSBenjamin Tissoires latency, 155902946f4bSBenjamin Tissoires surface_switch, 1560ec6adef5SBenjamin Tissoires button_switch, 1561ec6adef5SBenjamin Tissoires &inputmode_found)) 15627f81c8dbSBenjamin Tissoires update_report = true; 156331ae9bddSBenjamin Tissoires } 156431ae9bddSBenjamin Tissoires } 15657f81c8dbSBenjamin Tissoires 15667f81c8dbSBenjamin Tissoires if (update_report) 15677f81c8dbSBenjamin Tissoires hid_hw_request(hdev, rep, HID_REQ_SET_REPORT); 15687f81c8dbSBenjamin Tissoires } 156931ae9bddSBenjamin Tissoires } 157031ae9bddSBenjamin Tissoires 1571f146d1c4SBenjamin Tissoires static void mt_post_parse_default_settings(struct mt_device *td, 1572f146d1c4SBenjamin Tissoires struct mt_application *app) 15734fa3a583SHenrik Rydberg { 15743ceb3826SBenjamin Tissoires __s32 quirks = app->quirks; 15754fa3a583SHenrik Rydberg 15764fa3a583SHenrik Rydberg /* unknown serial device needs special quirks */ 157701eaac7eSBenjamin Tissoires if (list_is_singular(&app->mt_usages)) { 15784fa3a583SHenrik Rydberg quirks |= MT_QUIRK_ALWAYS_VALID; 15794fa3a583SHenrik Rydberg quirks &= ~MT_QUIRK_NOT_SEEN_MEANS_UP; 15804fa3a583SHenrik Rydberg quirks &= ~MT_QUIRK_VALID_IS_INRANGE; 15814fa3a583SHenrik Rydberg quirks &= ~MT_QUIRK_VALID_IS_CONFIDENCE; 1582e0bb8f9aSBenjamin Tissoires quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; 15834fa3a583SHenrik Rydberg } 15844fa3a583SHenrik Rydberg 15853ceb3826SBenjamin Tissoires app->quirks = quirks; 15864fa3a583SHenrik Rydberg } 15874fa3a583SHenrik Rydberg 1588f146d1c4SBenjamin Tissoires static void mt_post_parse(struct mt_device *td, struct mt_application *app) 15893ac36d15SBenjamin Tissoires { 159001eaac7eSBenjamin Tissoires if (!app->have_contact_count) 15913ceb3826SBenjamin Tissoires app->quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; 15923ac36d15SBenjamin Tissoires } 15933ac36d15SBenjamin Tissoires 1594b2c68a2fSDmitry Torokhov static int mt_input_configured(struct hid_device *hdev, struct hid_input *hi) 159576f5902aSHenrik Rydberg { 159676f5902aSHenrik Rydberg struct mt_device *td = hid_get_drvdata(hdev); 1597c08d46aaSBenjamin Tissoires char *name; 1598c08d46aaSBenjamin Tissoires const char *suffix = NULL; 15998dfe14b3SBenjamin Tissoires struct mt_report_data *rdata; 1600f146d1c4SBenjamin Tissoires struct mt_application *mt_application = NULL; 160140ec2603SBenjamin Tissoires struct hid_report *report; 1602b2c68a2fSDmitry Torokhov int ret; 160376f5902aSHenrik Rydberg 160440ec2603SBenjamin Tissoires list_for_each_entry(report, &hi->reports, hidinput_list) { 16058dfe14b3SBenjamin Tissoires rdata = mt_find_report_data(td, report); 16068dfe14b3SBenjamin Tissoires if (!rdata) { 16078dfe14b3SBenjamin Tissoires hid_err(hdev, "failed to allocate data for report\n"); 16088dfe14b3SBenjamin Tissoires return -ENOMEM; 16098dfe14b3SBenjamin Tissoires } 1610f146d1c4SBenjamin Tissoires 16118dfe14b3SBenjamin Tissoires mt_application = rdata->application; 16128dfe14b3SBenjamin Tissoires 16138dfe14b3SBenjamin Tissoires if (rdata->is_mt_collection) { 1614f146d1c4SBenjamin Tissoires ret = mt_touch_input_configured(hdev, hi, 1615f146d1c4SBenjamin Tissoires mt_application); 1616b2c68a2fSDmitry Torokhov if (ret) 1617b2c68a2fSDmitry Torokhov return ret; 1618b2c68a2fSDmitry Torokhov } 161940ec2603SBenjamin Tissoires } 162040ec2603SBenjamin Tissoires 16217ffa13beSBenjamin Tissoires switch (hi->application) { 16226aef704eSBenjamin Tissoires case HID_GD_KEYBOARD: 16236aef704eSBenjamin Tissoires case HID_GD_KEYPAD: 16246aef704eSBenjamin Tissoires case HID_GD_MOUSE: 162540ec2603SBenjamin Tissoires case HID_DG_TOUCHPAD: 162640ec2603SBenjamin Tissoires case HID_GD_SYSTEM_CONTROL: 162740ec2603SBenjamin Tissoires case HID_CP_CONSUMER_CONTROL: 162840ec2603SBenjamin Tissoires case HID_GD_WIRELESS_RADIO_CTLS: 1629ba6b055eSBenjamin Tissoires case HID_GD_SYSTEM_MULTIAXIS: 163040ec2603SBenjamin Tissoires /* already handled by hid core */ 16316aef704eSBenjamin Tissoires break; 16326aef704eSBenjamin Tissoires case HID_DG_TOUCHSCREEN: 16336aef704eSBenjamin Tissoires /* we do not set suffix = "Touchscreen" */ 163440ec2603SBenjamin Tissoires hi->input->name = hdev->name; 16356aef704eSBenjamin Tissoires break; 1636957b8dffSJoão Paulo Rechi Vita case HID_VD_ASUS_CUSTOM_MEDIA_KEYS: 1637957b8dffSJoão Paulo Rechi Vita suffix = "Custom Media Keys"; 1638957b8dffSJoão Paulo Rechi Vita break; 1639bc8b796fSAhelenia Ziemiańska case HID_DG_STYLUS: 1640bc8b796fSAhelenia Ziemiańska /* force BTN_STYLUS to allow tablet matching in udev */ 1641bc8b796fSAhelenia Ziemiańska __set_bit(BTN_STYLUS, hi->input->keybit); 164269ecd44dSBenjamin Tissoires break; 16436aef704eSBenjamin Tissoires default: 16446aef704eSBenjamin Tissoires suffix = "UNKNOWN"; 16456aef704eSBenjamin Tissoires break; 16466aef704eSBenjamin Tissoires } 164776f5902aSHenrik Rydberg 1648c08d46aaSBenjamin Tissoires if (suffix) { 1649c08d46aaSBenjamin Tissoires name = devm_kzalloc(&hi->input->dev, 1650c08d46aaSBenjamin Tissoires strlen(hdev->name) + strlen(suffix) + 2, 1651c08d46aaSBenjamin Tissoires GFP_KERNEL); 1652c08d46aaSBenjamin Tissoires if (name) { 1653c08d46aaSBenjamin Tissoires sprintf(name, "%s %s", hdev->name, suffix); 1654c08d46aaSBenjamin Tissoires hi->input->name = name; 1655c08d46aaSBenjamin Tissoires } 1656c08d46aaSBenjamin Tissoires } 1657b2c68a2fSDmitry Torokhov 1658b2c68a2fSDmitry Torokhov return 0; 1659c08d46aaSBenjamin Tissoires } 1660c08d46aaSBenjamin Tissoires 1661f3287a99SBenjamin Tissoires static void mt_fix_const_field(struct hid_field *field, unsigned int usage) 1662f3287a99SBenjamin Tissoires { 1663f3287a99SBenjamin Tissoires if (field->usage[0].hid != usage || 1664f3287a99SBenjamin Tissoires !(field->flags & HID_MAIN_ITEM_CONSTANT)) 1665f3287a99SBenjamin Tissoires return; 1666f3287a99SBenjamin Tissoires 1667f3287a99SBenjamin Tissoires field->flags &= ~HID_MAIN_ITEM_CONSTANT; 1668f3287a99SBenjamin Tissoires field->flags |= HID_MAIN_ITEM_VARIABLE; 1669f3287a99SBenjamin Tissoires } 1670f3287a99SBenjamin Tissoires 1671f3287a99SBenjamin Tissoires static void mt_fix_const_fields(struct hid_device *hdev, unsigned int usage) 1672f3287a99SBenjamin Tissoires { 1673f3287a99SBenjamin Tissoires struct hid_report *report; 1674f3287a99SBenjamin Tissoires int i; 1675f3287a99SBenjamin Tissoires 1676f3287a99SBenjamin Tissoires list_for_each_entry(report, 1677f3287a99SBenjamin Tissoires &hdev->report_enum[HID_INPUT_REPORT].report_list, 1678f3287a99SBenjamin Tissoires list) { 1679f3287a99SBenjamin Tissoires 1680f3287a99SBenjamin Tissoires if (!report->maxfield) 1681f3287a99SBenjamin Tissoires continue; 1682f3287a99SBenjamin Tissoires 1683f3287a99SBenjamin Tissoires for (i = 0; i < report->maxfield; i++) 1684f3287a99SBenjamin Tissoires if (report->field[i]->maxusage >= 1) 1685f3287a99SBenjamin Tissoires mt_fix_const_field(report->field[i], usage); 1686f3287a99SBenjamin Tissoires } 1687f3287a99SBenjamin Tissoires } 1688f3287a99SBenjamin Tissoires 16894f4001bcSBenjamin Tissoires static void mt_release_contacts(struct hid_device *hid) 16904f4001bcSBenjamin Tissoires { 16914f4001bcSBenjamin Tissoires struct hid_input *hidinput; 1692f146d1c4SBenjamin Tissoires struct mt_application *application; 16934f4001bcSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hid); 16944f4001bcSBenjamin Tissoires 16954f4001bcSBenjamin Tissoires list_for_each_entry(hidinput, &hid->inputs, list) { 16964f4001bcSBenjamin Tissoires struct input_dev *input_dev = hidinput->input; 16974f4001bcSBenjamin Tissoires struct input_mt *mt = input_dev->mt; 16984f4001bcSBenjamin Tissoires int i; 16994f4001bcSBenjamin Tissoires 17004f4001bcSBenjamin Tissoires if (mt) { 17014f4001bcSBenjamin Tissoires for (i = 0; i < mt->num_slots; i++) { 17024f4001bcSBenjamin Tissoires input_mt_slot(input_dev, i); 17035fc70e35SJiada Wang input_mt_report_slot_inactive(input_dev); 17044f4001bcSBenjamin Tissoires } 17054f4001bcSBenjamin Tissoires input_mt_sync_frame(input_dev); 17064f4001bcSBenjamin Tissoires input_sync(input_dev); 17074f4001bcSBenjamin Tissoires } 17084f4001bcSBenjamin Tissoires } 17094f4001bcSBenjamin Tissoires 1710f146d1c4SBenjamin Tissoires list_for_each_entry(application, &td->applications, list) { 1711f146d1c4SBenjamin Tissoires application->num_received = 0; 1712f146d1c4SBenjamin Tissoires } 17134f4001bcSBenjamin Tissoires } 17144f4001bcSBenjamin Tissoires 17150ee32774SKees Cook static void mt_expired_timeout(struct timer_list *t) 17164f4001bcSBenjamin Tissoires { 17170ee32774SKees Cook struct mt_device *td = from_timer(td, t, release_timer); 17180ee32774SKees Cook struct hid_device *hdev = td->hdev; 17194f4001bcSBenjamin Tissoires 17204f4001bcSBenjamin Tissoires /* 17214f4001bcSBenjamin Tissoires * An input report came in just before we release the sticky fingers, 17224f4001bcSBenjamin Tissoires * it will take care of the sticky fingers. 17234f4001bcSBenjamin Tissoires */ 1724be6e2b57SAndri Yngvason if (test_and_set_bit_lock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags)) 17254f4001bcSBenjamin Tissoires return; 172696098274SBenjamin Tissoires if (test_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags)) 17274f4001bcSBenjamin Tissoires mt_release_contacts(hdev); 1728be6e2b57SAndri Yngvason clear_bit_unlock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags); 17294f4001bcSBenjamin Tissoires } 17304f4001bcSBenjamin Tissoires 17315519cab4SBenjamin Tissoires static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id) 17325519cab4SBenjamin Tissoires { 17332d93666eSBenjamin Tissoires int ret, i; 17345519cab4SBenjamin Tissoires struct mt_device *td; 1735cf6d15d7SBenjamin Tissoires const struct mt_class *mtclass = mt_classes; /* MT_CLS_DEFAULT */ 17362d93666eSBenjamin Tissoires 17372d93666eSBenjamin Tissoires for (i = 0; mt_classes[i].name ; i++) { 17382d93666eSBenjamin Tissoires if (id->driver_data == mt_classes[i].name) { 17392d93666eSBenjamin Tissoires mtclass = &(mt_classes[i]); 17402d93666eSBenjamin Tissoires break; 17412d93666eSBenjamin Tissoires } 17422d93666eSBenjamin Tissoires } 17435519cab4SBenjamin Tissoires 1744c08d46aaSBenjamin Tissoires td = devm_kzalloc(&hdev->dev, sizeof(struct mt_device), GFP_KERNEL); 17455519cab4SBenjamin Tissoires if (!td) { 17465519cab4SBenjamin Tissoires dev_err(&hdev->dev, "cannot allocate multitouch data\n"); 17475519cab4SBenjamin Tissoires return -ENOMEM; 17485519cab4SBenjamin Tissoires } 17490ee32774SKees Cook td->hdev = hdev; 1750eec29e3dSBenjamin Tissoires td->mtclass = *mtclass; 17519abebedbSAndrew Duggan td->inputmode_value = MT_INPUTMODE_TOUCHSCREEN; 17525519cab4SBenjamin Tissoires hid_set_drvdata(hdev, td); 17535519cab4SBenjamin Tissoires 1754f146d1c4SBenjamin Tissoires INIT_LIST_HEAD(&td->applications); 17558dfe14b3SBenjamin Tissoires INIT_LIST_HEAD(&td->reports); 1756f146d1c4SBenjamin Tissoires 175776f5902aSHenrik Rydberg if (id->vendor == HID_ANY_ID && id->product == HID_ANY_ID) 175876f5902aSHenrik Rydberg td->serial_maybe = true; 175976f5902aSHenrik Rydberg 1760*a2f416bfSAllen Ballway 1761*a2f416bfSAllen Ballway /* Orientation is inverted if the X or Y axes are 1762*a2f416bfSAllen Ballway * flipped, but normalized if both are inverted. 1763*a2f416bfSAllen Ballway */ 1764*a2f416bfSAllen Ballway if (hdev->quirks & (HID_QUIRK_X_INVERT | HID_QUIRK_Y_INVERT) && 1765*a2f416bfSAllen Ballway !((hdev->quirks & HID_QUIRK_X_INVERT) 1766*a2f416bfSAllen Ballway && (hdev->quirks & HID_QUIRK_Y_INVERT))) 1767*a2f416bfSAllen Ballway td->mtclass.quirks = MT_QUIRK_ORIENTATION_INVERT; 1768*a2f416bfSAllen Ballway 1769b897f6dbSBenjamin Tissoires /* This allows the driver to correctly support devices 1770b897f6dbSBenjamin Tissoires * that emit events over several HID messages. 1771b897f6dbSBenjamin Tissoires */ 1772b897f6dbSBenjamin Tissoires hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC; 1773b897f6dbSBenjamin Tissoires 1774b897f6dbSBenjamin Tissoires /* 1775b897f6dbSBenjamin Tissoires * This allows the driver to handle different input sensors 177640ec2603SBenjamin Tissoires * that emits events through different applications on the same HID 1777b897f6dbSBenjamin Tissoires * device. 1778b897f6dbSBenjamin Tissoires */ 177940ec2603SBenjamin Tissoires hdev->quirks |= HID_QUIRK_INPUT_PER_APP; 1780b897f6dbSBenjamin Tissoires 17810d6c3011SBenjamin Tissoires if (id->group != HID_GROUP_MULTITOUCH_WIN_8) 17820d6c3011SBenjamin Tissoires hdev->quirks |= HID_QUIRK_MULTI_INPUT; 17830d6c3011SBenjamin Tissoires 178440d5bb87SBenjamin Tissoires if (mtclass->quirks & MT_QUIRK_FORCE_MULTI_INPUT) { 178540d5bb87SBenjamin Tissoires hdev->quirks &= ~HID_QUIRK_INPUT_PER_APP; 178640d5bb87SBenjamin Tissoires hdev->quirks |= HID_QUIRK_MULTI_INPUT; 178740d5bb87SBenjamin Tissoires } 178840d5bb87SBenjamin Tissoires 17890ee32774SKees Cook timer_setup(&td->release_timer, mt_expired_timeout, 0); 17904f4001bcSBenjamin Tissoires 17915519cab4SBenjamin Tissoires ret = hid_parse(hdev); 17925519cab4SBenjamin Tissoires if (ret != 0) 1793c08d46aaSBenjamin Tissoires return ret; 17945519cab4SBenjamin Tissoires 1795f3287a99SBenjamin Tissoires if (mtclass->quirks & MT_QUIRK_FIX_CONST_CONTACT_ID) 1796f3287a99SBenjamin Tissoires mt_fix_const_fields(hdev, HID_DG_CONTACTID); 1797f3287a99SBenjamin Tissoires 17985519cab4SBenjamin Tissoires ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); 17992d93666eSBenjamin Tissoires if (ret) 1800c08d46aaSBenjamin Tissoires return ret; 18015519cab4SBenjamin Tissoires 1802eec29e3dSBenjamin Tissoires ret = sysfs_create_group(&hdev->dev.kobj, &mt_attribute_group); 18030c4b3c63SNicholas Krause if (ret) 18040c4b3c63SNicholas Krause dev_warn(&hdev->dev, "Cannot allocate sysfs group for %s\n", 18050c4b3c63SNicholas Krause hdev->name); 1806eec29e3dSBenjamin Tissoires 180702946f4bSBenjamin Tissoires mt_set_modes(hdev, HID_LATENCY_NORMAL, true, true); 18085519cab4SBenjamin Tissoires 18095519cab4SBenjamin Tissoires return 0; 18105519cab4SBenjamin Tissoires } 18115519cab4SBenjamin Tissoires 18125519cab4SBenjamin Tissoires #ifdef CONFIG_PM 1813c7aa374eSBlaž Hrastnik static int mt_suspend(struct hid_device *hdev, pm_message_t state) 1814c7aa374eSBlaž Hrastnik { 181531a4cf1dSHans de Goede struct mt_device *td = hid_get_drvdata(hdev); 181631a4cf1dSHans de Goede 1817c7aa374eSBlaž Hrastnik /* High latency is desirable for power savings during S3/S0ix */ 1818498d0ddcSHans de Goede if ((td->mtclass.quirks & MT_QUIRK_DISABLE_WAKEUP) || 1819498d0ddcSHans de Goede !hid_hw_may_wakeup(hdev)) 182031a4cf1dSHans de Goede mt_set_modes(hdev, HID_LATENCY_HIGH, false, false); 182131a4cf1dSHans de Goede else 1822c7aa374eSBlaž Hrastnik mt_set_modes(hdev, HID_LATENCY_HIGH, true, true); 182331a4cf1dSHans de Goede 1824c7aa374eSBlaž Hrastnik return 0; 1825c7aa374eSBlaž Hrastnik } 1826c7aa374eSBlaž Hrastnik 18275519cab4SBenjamin Tissoires static int mt_reset_resume(struct hid_device *hdev) 18285519cab4SBenjamin Tissoires { 1829d3e69b9aSBenson Leung mt_release_contacts(hdev); 183002946f4bSBenjamin Tissoires mt_set_modes(hdev, HID_LATENCY_NORMAL, true, true); 18315519cab4SBenjamin Tissoires return 0; 18325519cab4SBenjamin Tissoires } 1833dfeefd10SScott Liu 1834dfeefd10SScott Liu static int mt_resume(struct hid_device *hdev) 1835dfeefd10SScott Liu { 1836dfeefd10SScott Liu /* Some Elan legacy devices require SET_IDLE to be set on resume. 1837dfeefd10SScott Liu * It should be safe to send it to other devices too. 1838dfeefd10SScott Liu * Tested on 3M, Stantum, Cypress, Zytronic, eGalax, and Elan panels. */ 1839dfeefd10SScott Liu 18404ba25d3fSBenjamin Tissoires hid_hw_idle(hdev, 0, 0, HID_REQ_SET_IDLE); 1841dfeefd10SScott Liu 1842c7aa374eSBlaž Hrastnik mt_set_modes(hdev, HID_LATENCY_NORMAL, true, true); 1843c7aa374eSBlaž Hrastnik 1844dfeefd10SScott Liu return 0; 1845dfeefd10SScott Liu } 18465519cab4SBenjamin Tissoires #endif 18475519cab4SBenjamin Tissoires 18485519cab4SBenjamin Tissoires static void mt_remove(struct hid_device *hdev) 18495519cab4SBenjamin Tissoires { 1850b897f6dbSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 1851b897f6dbSBenjamin Tissoires 18524f4001bcSBenjamin Tissoires del_timer_sync(&td->release_timer); 18534f4001bcSBenjamin Tissoires 1854eec29e3dSBenjamin Tissoires sysfs_remove_group(&hdev->dev.kobj, &mt_attribute_group); 18555939212dSBenjamin Tissoires hid_hw_stop(hdev); 18565519cab4SBenjamin Tissoires } 18575519cab4SBenjamin Tissoires 18580fa9c616SBenjamin Tissoires /* 18590fa9c616SBenjamin Tissoires * This list contains only: 18600fa9c616SBenjamin Tissoires * - VID/PID of products not working with the default multitouch handling 18610fa9c616SBenjamin Tissoires * - 2 generic rules. 18620fa9c616SBenjamin Tissoires * So there is no point in adding here any device with MT_CLS_DEFAULT. 18630fa9c616SBenjamin Tissoires */ 18645519cab4SBenjamin Tissoires static const struct hid_device_id mt_devices[] = { 18655519cab4SBenjamin Tissoires 1866f786bba4SBenjamin Tissoires /* 3M panels */ 1867f786bba4SBenjamin Tissoires { .driver_data = MT_CLS_3M, 18682c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_3M, 1869f786bba4SBenjamin Tissoires USB_DEVICE_ID_3M1968) }, 1870f786bba4SBenjamin Tissoires { .driver_data = MT_CLS_3M, 18712c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_3M, 1872f786bba4SBenjamin Tissoires USB_DEVICE_ID_3M2256) }, 1873c4fad877SBenjamin Tissoires { .driver_data = MT_CLS_3M, 18742c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_3M, 1875c4fad877SBenjamin Tissoires USB_DEVICE_ID_3M3266) }, 1876f786bba4SBenjamin Tissoires 18776aef704eSBenjamin Tissoires /* Anton devices */ 18786aef704eSBenjamin Tissoires { .driver_data = MT_CLS_EXPORT_ALL_INPUTS, 18796aef704eSBenjamin Tissoires MT_USB_DEVICE(USB_VENDOR_ID_ANTON, 18806aef704eSBenjamin Tissoires USB_DEVICE_ID_ANTON_TOUCH_PAD) }, 1881e6aac342SBenjamin Tissoires 188231a4cf1dSHans de Goede /* Asus T101HA */ 188331a4cf1dSHans de Goede { .driver_data = MT_CLS_WIN_8_DISABLE_WAKEUP, 188431a4cf1dSHans de Goede HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, 188531a4cf1dSHans de Goede USB_VENDOR_ID_ASUSTEK, 188631a4cf1dSHans de Goede USB_DEVICE_ID_ASUSTEK_T101HA_KEYBOARD) }, 188731a4cf1dSHans de Goede 1888957b8dffSJoão Paulo Rechi Vita /* Asus T304UA */ 1889957b8dffSJoão Paulo Rechi Vita { .driver_data = MT_CLS_ASUS, 1890957b8dffSJoão Paulo Rechi Vita HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, 1891957b8dffSJoão Paulo Rechi Vita USB_VENDOR_ID_ASUSTEK, 1892957b8dffSJoão Paulo Rechi Vita USB_DEVICE_ID_ASUSTEK_T304_KEYBOARD) }, 1893957b8dffSJoão Paulo Rechi Vita 1894b1057124SBenjamin Tissoires /* Atmel panels */ 1895b1057124SBenjamin Tissoires { .driver_data = MT_CLS_SERIAL, 18962c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_ATMEL, 1897841cb157SBenjamin Tissoires USB_DEVICE_ID_ATMEL_MXT_DIGITIZER) }, 1898b1057124SBenjamin Tissoires 18999ed32695SJiri Kosina /* Baanto multitouch devices */ 1900dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 190116b79bb8SJiri Kosina MT_USB_DEVICE(USB_VENDOR_ID_BAANTO, 19029ed32695SJiri Kosina USB_DEVICE_ID_BAANTO_MT_190W2) }, 19030fa9c616SBenjamin Tissoires 1904a841b62cSBenjamin Tissoires /* Cando panels */ 1905a841b62cSBenjamin Tissoires { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, 19062c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_CANDO, 1907a841b62cSBenjamin Tissoires USB_DEVICE_ID_CANDO_MULTI_TOUCH) }, 1908a841b62cSBenjamin Tissoires { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, 19092c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_CANDO, 1910a841b62cSBenjamin Tissoires USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) }, 1911a841b62cSBenjamin Tissoires 1912942fd422SAustin Zhang /* Chunghwa Telecom touch panels */ 1913dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 19142c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, 1915942fd422SAustin Zhang USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) }, 1916942fd422SAustin Zhang 1917070f63b4SYang Bo /* CJTouch panels */ 1918070f63b4SYang Bo { .driver_data = MT_CLS_NSMU, 1919070f63b4SYang Bo MT_USB_DEVICE(USB_VENDOR_ID_CJTOUCH, 1920070f63b4SYang Bo USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0020) }, 1921070f63b4SYang Bo { .driver_data = MT_CLS_NSMU, 1922070f63b4SYang Bo MT_USB_DEVICE(USB_VENDOR_ID_CJTOUCH, 1923070f63b4SYang Bo USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0040) }, 1924070f63b4SYang Bo 192579603dc9SBenjamin Tissoires /* CVTouch panels */ 1926dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 19272c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, 192879603dc9SBenjamin Tissoires USB_DEVICE_ID_CVTOUCH_SCREEN) }, 192979603dc9SBenjamin Tissoires 193032bea357SOndrej Zary /* eGalax devices (SAW) */ 193132bea357SOndrej Zary { .driver_data = MT_CLS_EXPORT_ALL_INPUTS, 193232bea357SOndrej Zary MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 193332bea357SOndrej Zary USB_DEVICE_ID_EGALAX_TOUCHCONTROLLER) }, 193432bea357SOndrej Zary 193522408283SBenjamin Tissoires /* eGalax devices (resistive) */ 193622408283SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX, 19372c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1938e36f690bSBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) }, 193922408283SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX, 19402c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1941e36f690bSBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) }, 194222408283SBenjamin Tissoires 194322408283SBenjamin Tissoires /* eGalax devices (capacitive) */ 1944fd1d1525SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX_SERIAL, 19452c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1946fd1d1525SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7207) }, 194722408283SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX, 19482c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1949e36f690bSBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) }, 1950fd1d1525SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX_SERIAL, 19512c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1952fd1d1525SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) }, 19532ce09df4SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX_SERIAL, 19542c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 19552ce09df4SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_722A) }, 195622408283SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX_SERIAL, 19572c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 195822408283SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) }, 1959fd1d1525SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX_SERIAL, 19602c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1961fd1d1525SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7262) }, 196222408283SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX, 19632c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 196422408283SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) }, 196522408283SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX, 196622408283SBenjamin Tissoires MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1967e36f690bSBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) }, 1968fd1d1525SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX_SERIAL, 19692c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1970fd1d1525SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72AA) }, 19711fd8f047SChris Bagwell { .driver_data = MT_CLS_EGALAX, 1972aa672da1SAndy Shevchenko HID_USB_DEVICE(USB_VENDOR_ID_DWAV, 1973aa672da1SAndy Shevchenko USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72C4) }, 1974aa672da1SAndy Shevchenko { .driver_data = MT_CLS_EGALAX, 1975aa672da1SAndy Shevchenko HID_USB_DEVICE(USB_VENDOR_ID_DWAV, 1976aa672da1SAndy Shevchenko USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72D0) }, 1977aa672da1SAndy Shevchenko { .driver_data = MT_CLS_EGALAX, 19782c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 197966f06127SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72FA) }, 198066f06127SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX, 19812c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1982bb9ff210SMarek Vasut USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) }, 19831b723e8dSBenjamin Tissoires { .driver_data = MT_CLS_EGALAX_SERIAL, 19842c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1985fd1d1525SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7349) }, 1986fd1d1525SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX_SERIAL, 19872c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1988ae01c9e5SThierry Reding USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_73F7) }, 1989ae01c9e5SThierry Reding { .driver_data = MT_CLS_EGALAX_SERIAL, 1990ae01c9e5SThierry Reding MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1991e36f690bSBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) }, 1992f9e82295SSebastian Reichel { .driver_data = MT_CLS_EGALAX, 1993f9e82295SSebastian Reichel MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1994f9e82295SSebastian Reichel USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_C002) }, 199522408283SBenjamin Tissoires 199640d5bb87SBenjamin Tissoires /* Elan devices */ 199740d5bb87SBenjamin Tissoires { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, 199840d5bb87SBenjamin Tissoires HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, 199940d5bb87SBenjamin Tissoires USB_VENDOR_ID_ELAN, 0x313a) }, 200040d5bb87SBenjamin Tissoires 20014eab1c2fSJosé Expósito { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, 20024eab1c2fSJosé Expósito HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, 20034eab1c2fSJosé Expósito USB_VENDOR_ID_ELAN, 0x3148) }, 20044eab1c2fSJosé Expósito 20057c7606a2STomas Sokorai /* Elitegroup panel */ 20067c7606a2STomas Sokorai { .driver_data = MT_CLS_SERIAL, 20077c7606a2STomas Sokorai MT_USB_DEVICE(USB_VENDOR_ID_ELITEGROUP, 20087c7606a2STomas Sokorai USB_DEVICE_ID_ELITEGROUP_05D8) }, 20097c7606a2STomas Sokorai 201077723e3bSHenrik Rydberg /* Flatfrog Panels */ 201177723e3bSHenrik Rydberg { .driver_data = MT_CLS_FLATFROG, 201277723e3bSHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_FLATFROG, 201377723e3bSHenrik Rydberg USB_DEVICE_ID_MULTITOUCH_3200) }, 201477723e3bSHenrik Rydberg 20153db187e7SBenjamin Tissoires /* FocalTech Panels */ 20163db187e7SBenjamin Tissoires { .driver_data = MT_CLS_SERIAL, 20173db187e7SBenjamin Tissoires MT_USB_DEVICE(USB_VENDOR_ID_CYGNAL, 20183db187e7SBenjamin Tissoires USB_DEVICE_ID_FOCALTECH_FTXXXX_MULTITOUCH) }, 20193db187e7SBenjamin Tissoires 20205572da08SBenjamin Tissoires /* GeneralTouch panel */ 2021f5ff4e1eSXianhan Yu { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS, 20222c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 20235572da08SBenjamin Tissoires USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) }, 2024f5ff4e1eSXianhan Yu { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, 2025f5ff4e1eSXianhan Yu MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 2026f5ff4e1eSXianhan Yu USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PWT_TENFINGERS) }, 20277b226292SLuosong { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS, 20287b226292SLuosong MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 20297b226292SLuosong USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0101) }, 20307b226292SLuosong { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, 20317b226292SLuosong MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 20327b226292SLuosong USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0102) }, 20337b226292SLuosong { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, 20347b226292SLuosong MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 20357b226292SLuosong USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0106) }, 20367b226292SLuosong { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, 20377b226292SLuosong MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 20387b226292SLuosong USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_010A) }, 20397b226292SLuosong { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, 20407b226292SLuosong MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 20417b226292SLuosong USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_E100) }, 20425572da08SBenjamin Tissoires 20434d5df5d1SAndreas Nielsen /* Gametel game controller */ 2044dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 20452c2110e9SHenrik Rydberg MT_BT_DEVICE(USB_VENDOR_ID_FRUCTEL, 20464d5df5d1SAndreas Nielsen USB_DEVICE_ID_GAMETEL_MT_MODE) }, 20474d5df5d1SAndreas Nielsen 2048ee0fbd14SBenjamin Tissoires /* GoodTouch panels */ 2049dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 20502c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, 2051ee0fbd14SBenjamin Tissoires USB_DEVICE_ID_GOODTOUCH_000f) }, 2052ee0fbd14SBenjamin Tissoires 205354580365SBenjamin Tissoires /* Hanvon panels */ 205454580365SBenjamin Tissoires { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, 20552c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT, 205654580365SBenjamin Tissoires USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) }, 205754580365SBenjamin Tissoires 20584e61f0d7SAustin Zhang /* Ilitek dual touch panel */ 2059dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 20602c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_ILITEK, 20614e61f0d7SAustin Zhang USB_DEVICE_ID_ILITEK_MULTITOUCH) }, 20624e61f0d7SAustin Zhang 2063f3287a99SBenjamin Tissoires /* LG Melfas panel */ 2064f3287a99SBenjamin Tissoires { .driver_data = MT_CLS_LG, 2065f3287a99SBenjamin Tissoires HID_USB_DEVICE(USB_VENDOR_ID_LG, 2066f3287a99SBenjamin Tissoires USB_DEVICE_ID_LG_MELFAS_MT) }, 2067348b80b2SAaron Ma { .driver_data = MT_CLS_LG, 2068348b80b2SAaron Ma HID_DEVICE(BUS_I2C, HID_GROUP_GENERIC, 2069348b80b2SAaron Ma USB_VENDOR_ID_LG, I2C_DEVICE_ID_LG_7010) }, 2070f3287a99SBenjamin Tissoires 20714a6a4c96SMikael Wikström /* Lenovo X1 TAB Gen 2 */ 20724a6a4c96SMikael Wikström { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, 20734a6a4c96SMikael Wikström HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, 20744a6a4c96SMikael Wikström USB_VENDOR_ID_LENOVO, 20754a6a4c96SMikael Wikström USB_DEVICE_ID_LENOVO_X1_TAB) }, 20764a6a4c96SMikael Wikström 2077140958daSMikael Wikström /* Lenovo X1 TAB Gen 3 */ 2078140958daSMikael Wikström { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, 2079140958daSMikael Wikström HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, 2080140958daSMikael Wikström USB_VENDOR_ID_LENOVO, 2081140958daSMikael Wikström USB_DEVICE_ID_LENOVO_X1_TAB3) }, 2082140958daSMikael Wikström 208395cd2cdcSTao Jin /* Lenovo X12 TAB Gen 1 */ 208454eed5c7STao Jin { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU, 208595cd2cdcSTao Jin HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, 208695cd2cdcSTao Jin USB_VENDOR_ID_LENOVO, 208795cd2cdcSTao Jin USB_DEVICE_ID_LENOVO_X12_TAB) }, 208895cd2cdcSTao Jin 20894a6ee685SBenjamin Tissoires /* MosArt panels */ 20904a6ee685SBenjamin Tissoires { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, 20912c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_ASUS, 20924a6ee685SBenjamin Tissoires USB_DEVICE_ID_ASUS_T91MT)}, 20934a6ee685SBenjamin Tissoires { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, 20942c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_ASUS, 20954a6ee685SBenjamin Tissoires USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) }, 20964a6ee685SBenjamin Tissoires { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, 20972c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_TURBOX, 20984a6ee685SBenjamin Tissoires USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) }, 20994a6ee685SBenjamin Tissoires 21004db703eaSAustin Hendrix /* Novatek Panel */ 2101dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21024380d819SJiri Kosina MT_USB_DEVICE(USB_VENDOR_ID_NOVATEK, 21034db703eaSAustin Hendrix USB_DEVICE_ID_NOVATEK_PCT) }, 21044db703eaSAustin Hendrix 2105a80e803aSBenjamin Tissoires /* Ntrig Panel */ 2106a80e803aSBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 2107a80e803aSBenjamin Tissoires HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, 2108a80e803aSBenjamin Tissoires USB_VENDOR_ID_NTRIG, 0x1b05) }, 2109a80e803aSBenjamin Tissoires 2110fb55b402SHans de Goede /* Panasonic panels */ 2111fb55b402SHans de Goede { .driver_data = MT_CLS_PANASONIC, 2112fb55b402SHans de Goede MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC, 2113fb55b402SHans de Goede USB_DEVICE_ID_PANABOARD_UBT780) }, 2114fb55b402SHans de Goede { .driver_data = MT_CLS_PANASONIC, 2115fb55b402SHans de Goede MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC, 2116fb55b402SHans de Goede USB_DEVICE_ID_PANABOARD_UBT880) }, 2117fb55b402SHans de Goede 2118b7ea95ffSAaron Tian /* PixArt optical touch screen */ 2119b7ea95ffSAaron Tian { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, 21202c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_PIXART, 2121b7ea95ffSAaron Tian USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) }, 2122b7ea95ffSAaron Tian { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, 21232c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_PIXART, 2124b7ea95ffSAaron Tian USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) }, 2125b7ea95ffSAaron Tian { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, 21262c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_PIXART, 2127b7ea95ffSAaron Tian USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) }, 2128b7ea95ffSAaron Tian 21295519cab4SBenjamin Tissoires /* PixCir-based panels */ 21301e9cf35bSBenjamin Tissoires { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, 21312c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_CANDO, 21325519cab4SBenjamin Tissoires USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) }, 21335519cab4SBenjamin Tissoires 21345e7ea11fSBenjamin Tissoires /* Quanta-based panels */ 21355e7ea11fSBenjamin Tissoires { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID, 21362c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_QUANTA, 21375e7ea11fSBenjamin Tissoires USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001) }, 2138a6802e00SForest Bond 2139843e475fSBenjamin Tissoires /* Razer touchpads */ 2140843e475fSBenjamin Tissoires { .driver_data = MT_CLS_RAZER_BLADE_STEALTH, 2141843e475fSBenjamin Tissoires HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, 2142843e475fSBenjamin Tissoires USB_VENDOR_ID_SYNAPTICS, 0x8323) }, 2143843e475fSBenjamin Tissoires 214469ecd44dSBenjamin Tissoires /* Smart Tech panels */ 214569ecd44dSBenjamin Tissoires { .driver_data = MT_CLS_SMART_TECH, 214669ecd44dSBenjamin Tissoires MT_USB_DEVICE(0x0b8c, 0x0092)}, 214769ecd44dSBenjamin Tissoires 2148043b403aSBenjamin Tissoires /* Stantum panels */ 2149bf5af9b5SBenjamin Tissoires { .driver_data = MT_CLS_CONFIDENCE, 21502c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, 2151043b403aSBenjamin Tissoires USB_DEVICE_ID_MTP_STM)}, 2152043b403aSBenjamin Tissoires 215340d5bb87SBenjamin Tissoires /* Synaptics devices */ 215440d5bb87SBenjamin Tissoires { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, 215540d5bb87SBenjamin Tissoires HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, 215640d5bb87SBenjamin Tissoires USB_VENDOR_ID_SYNAPTICS, 0xce08) }, 215740d5bb87SBenjamin Tissoires 2158c3d6eb6eSKai-Heng Feng { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, 2159c3d6eb6eSKai-Heng Feng HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, 2160c3d6eb6eSKai-Heng Feng USB_VENDOR_ID_SYNAPTICS, 0xce09) }, 2161c3d6eb6eSKai-Heng Feng 2162847672cdSBenjamin Tissoires /* TopSeed panels */ 2163847672cdSBenjamin Tissoires { .driver_data = MT_CLS_TOPSEED, 21642c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, 2165847672cdSBenjamin Tissoires USB_DEVICE_ID_TOPSEED2_PERIPAD_701) }, 2166847672cdSBenjamin Tissoires 21675e74e56dSBenjamin Tissoires /* Touch International panels */ 2168dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21692c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL, 21705e74e56dSBenjamin Tissoires USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) }, 21715e74e56dSBenjamin Tissoires 2172617b64f9SBenjamin Tissoires /* Unitec panels */ 2173dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21742c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_UNITEC, 2175617b64f9SBenjamin Tissoires USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) }, 2176dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21772c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_UNITEC, 2178617b64f9SBenjamin Tissoires USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) }, 2179bf9d121eSKaiChung Cheng 2180da10bc25SMathieu Magnaudet /* VTL panels */ 2181da10bc25SMathieu Magnaudet { .driver_data = MT_CLS_VTL, 2182da10bc25SMathieu Magnaudet MT_USB_DEVICE(USB_VENDOR_ID_VTL, 2183da10bc25SMathieu Magnaudet USB_DEVICE_ID_VTL_MULTITOUCH_FF3F) }, 2184da10bc25SMathieu Magnaudet 218508b9a61aSJosé Expósito /* Winbond Electronics Corp. */ 218608b9a61aSJosé Expósito { .driver_data = MT_CLS_WIN_8_NO_STICKY_FINGERS, 218708b9a61aSJosé Expósito HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH_WIN_8, 218808b9a61aSJosé Expósito USB_VENDOR_ID_WINBOND, USB_DEVICE_ID_TSTP_MTOUCH) }, 218908b9a61aSJosé Expósito 2190bf9d121eSKaiChung Cheng /* Wistron panels */ 2191bf9d121eSKaiChung Cheng { .driver_data = MT_CLS_NSMU, 2192bf9d121eSKaiChung Cheng MT_USB_DEVICE(USB_VENDOR_ID_WISTRON, 2193bf9d121eSKaiChung Cheng USB_DEVICE_ID_WISTRON_OPTICAL_TOUCH) }, 2194bf9d121eSKaiChung Cheng 2195bc8a2a9bSice chien /* XAT */ 2196dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21972c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XAT, 2198bc8a2a9bSice chien USB_DEVICE_ID_XAT_CSR) }, 2199617b64f9SBenjamin Tissoires 220011576c61SMasatoshi Hoshikawa /* Xiroku */ 2201dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 22022c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 220311576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_SPX) }, 2204dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 22052c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 220611576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_MPX) }, 2207dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 22082c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 220911576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_CSR) }, 2210dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 22112c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 221211576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_SPX1) }, 2213dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 22142c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 221511576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_MPX1) }, 2216dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 22172c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 221811576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_CSR1) }, 2219dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 22202c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 222111576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_SPX2) }, 2222dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 22232c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 222411576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_MPX2) }, 2225dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 22262c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 222711576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_CSR2) }, 222811576c61SMasatoshi Hoshikawa 22290e82232cSWei-Ning Huang /* Google MT devices */ 22300e82232cSWei-Ning Huang { .driver_data = MT_CLS_GOOGLE, 22310e82232cSWei-Ning Huang HID_DEVICE(HID_BUS_ANY, HID_GROUP_ANY, USB_VENDOR_ID_GOOGLE, 22320e82232cSWei-Ning Huang USB_DEVICE_ID_GOOGLE_TOUCH_ROSE) }, 22331d07cef7SMarek Maślanka { .driver_data = MT_CLS_GOOGLE, 22341d07cef7SMarek Maślanka HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, USB_VENDOR_ID_GOOGLE, 22351d07cef7SMarek Maślanka USB_DEVICE_ID_GOOGLE_WHISKERS) }, 22360e82232cSWei-Ning Huang 22374fa3a583SHenrik Rydberg /* Generic MT device */ 22384fa3a583SHenrik Rydberg { HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH, HID_ANY_ID, HID_ANY_ID) }, 2239f961bd35SBenjamin Tissoires 2240f961bd35SBenjamin Tissoires /* Generic Win 8 certified MT device */ 2241f961bd35SBenjamin Tissoires { .driver_data = MT_CLS_WIN_8, 2242f961bd35SBenjamin Tissoires HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH_WIN_8, 2243f961bd35SBenjamin Tissoires HID_ANY_ID, HID_ANY_ID) }, 22445519cab4SBenjamin Tissoires { } 22455519cab4SBenjamin Tissoires }; 22465519cab4SBenjamin Tissoires MODULE_DEVICE_TABLE(hid, mt_devices); 22475519cab4SBenjamin Tissoires 22485519cab4SBenjamin Tissoires static const struct hid_usage_id mt_grabbed_usages[] = { 22495519cab4SBenjamin Tissoires { HID_ANY_ID, HID_ANY_ID, HID_ANY_ID }, 22505519cab4SBenjamin Tissoires { HID_ANY_ID - 1, HID_ANY_ID - 1, HID_ANY_ID - 1} 22515519cab4SBenjamin Tissoires }; 22525519cab4SBenjamin Tissoires 22535519cab4SBenjamin Tissoires static struct hid_driver mt_driver = { 22545519cab4SBenjamin Tissoires .name = "hid-multitouch", 22555519cab4SBenjamin Tissoires .id_table = mt_devices, 22565519cab4SBenjamin Tissoires .probe = mt_probe, 22575519cab4SBenjamin Tissoires .remove = mt_remove, 22585519cab4SBenjamin Tissoires .input_mapping = mt_input_mapping, 22595519cab4SBenjamin Tissoires .input_mapped = mt_input_mapped, 226076f5902aSHenrik Rydberg .input_configured = mt_input_configured, 22615519cab4SBenjamin Tissoires .feature_mapping = mt_feature_mapping, 22625519cab4SBenjamin Tissoires .usage_table = mt_grabbed_usages, 22635519cab4SBenjamin Tissoires .event = mt_event, 226455978fa9SBenjamin Tissoires .report = mt_report, 22655519cab4SBenjamin Tissoires #ifdef CONFIG_PM 2266c7aa374eSBlaž Hrastnik .suspend = mt_suspend, 22675519cab4SBenjamin Tissoires .reset_resume = mt_reset_resume, 2268dfeefd10SScott Liu .resume = mt_resume, 22695519cab4SBenjamin Tissoires #endif 22705519cab4SBenjamin Tissoires }; 2271f425458eSH Hartley Sweeten module_hid_driver(mt_driver); 2272