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) 745519cab4SBenjamin Tissoires 759abebedbSAndrew Duggan #define MT_INPUTMODE_TOUCHSCREEN 0x02 769abebedbSAndrew Duggan #define MT_INPUTMODE_TOUCHPAD 0x03 779abebedbSAndrew Duggan 782c6e0277SSeth Forshee #define MT_BUTTONTYPE_CLICKPAD 0 792c6e0277SSeth Forshee 8002946f4bSBenjamin Tissoires enum latency_mode { 8102946f4bSBenjamin Tissoires HID_LATENCY_NORMAL = 0, 8202946f4bSBenjamin Tissoires HID_LATENCY_HIGH = 1, 8302946f4bSBenjamin Tissoires }; 8402946f4bSBenjamin Tissoires 854f4001bcSBenjamin Tissoires #define MT_IO_FLAGS_RUNNING 0 8696098274SBenjamin Tissoires #define MT_IO_FLAGS_ACTIVE_SLOTS 1 8796098274SBenjamin Tissoires #define MT_IO_FLAGS_PENDING_SLOTS 2 884f4001bcSBenjamin Tissoires 8901eaac7eSBenjamin Tissoires static const bool mtrue = true; /* default for true */ 9001eaac7eSBenjamin Tissoires static const bool mfalse; /* default for false */ 9101eaac7eSBenjamin Tissoires static const __s32 mzero; /* default for 0 */ 9201eaac7eSBenjamin Tissoires 9301eaac7eSBenjamin Tissoires #define DEFAULT_TRUE ((void *)&mtrue) 9401eaac7eSBenjamin Tissoires #define DEFAULT_FALSE ((void *)&mfalse) 9501eaac7eSBenjamin Tissoires #define DEFAULT_ZERO ((void *)&mzero) 9601eaac7eSBenjamin Tissoires 9701eaac7eSBenjamin Tissoires struct mt_usages { 9801eaac7eSBenjamin Tissoires struct list_head list; 9901eaac7eSBenjamin Tissoires __s32 *x, *y, *cx, *cy, *p, *w, *h, *a; 10001eaac7eSBenjamin Tissoires __s32 *contactid; /* the device ContactID assigned to this slot */ 10101eaac7eSBenjamin Tissoires bool *tip_state; /* is the touch valid? */ 10201eaac7eSBenjamin Tissoires bool *inrange_state; /* is the finger in proximity of the sensor? */ 10301eaac7eSBenjamin Tissoires bool *confidence_state; /* is the touch made by a finger? */ 1045519cab4SBenjamin Tissoires }; 1055519cab4SBenjamin Tissoires 106f146d1c4SBenjamin Tissoires struct mt_application { 107f146d1c4SBenjamin Tissoires struct list_head list; 108f146d1c4SBenjamin Tissoires unsigned int application; 10969ecd44dSBenjamin Tissoires unsigned int report_id; 11001eaac7eSBenjamin Tissoires struct list_head mt_usages; /* mt usages list */ 1113ceb3826SBenjamin Tissoires 1123ceb3826SBenjamin Tissoires __s32 quirks; 1133ceb3826SBenjamin Tissoires 11401eaac7eSBenjamin Tissoires __s32 *scantime; /* scantime reported */ 11501eaac7eSBenjamin Tissoires __s32 scantime_logical_max; /* max value for raw scantime */ 116f146d1c4SBenjamin Tissoires 11701eaac7eSBenjamin Tissoires __s32 *raw_cc; /* contact count in the report */ 118f146d1c4SBenjamin Tissoires int left_button_state; /* left button state */ 119f146d1c4SBenjamin Tissoires unsigned int mt_flags; /* flags to pass to input-mt */ 120f146d1c4SBenjamin Tissoires 12128a042a3SDmitry Torokhov unsigned long *pending_palm_slots; /* slots where we reported palm 12228a042a3SDmitry Torokhov * and need to release */ 12328a042a3SDmitry Torokhov 124f146d1c4SBenjamin Tissoires __u8 num_received; /* how many contacts we received */ 125f146d1c4SBenjamin Tissoires __u8 num_expected; /* expected last contact index */ 126f146d1c4SBenjamin Tissoires __u8 buttons_count; /* number of physical buttons per touchpad */ 127f146d1c4SBenjamin Tissoires __u8 touches_by_report; /* how many touches are present in one report: 128f146d1c4SBenjamin Tissoires * 1 means we should use a serial protocol 129f146d1c4SBenjamin Tissoires * > 1 means hybrid (multitouch) protocol 130f146d1c4SBenjamin Tissoires */ 131f146d1c4SBenjamin Tissoires 132f146d1c4SBenjamin Tissoires __s32 dev_time; /* the scan time provided by the device */ 133f146d1c4SBenjamin Tissoires unsigned long jiffies; /* the frame's jiffies */ 134f146d1c4SBenjamin Tissoires int timestamp; /* the timestamp to be sent */ 135f146d1c4SBenjamin Tissoires int prev_scantime; /* scantime reported previously */ 136f146d1c4SBenjamin Tissoires 137f146d1c4SBenjamin Tissoires bool have_contact_count; 138f146d1c4SBenjamin Tissoires }; 139f146d1c4SBenjamin Tissoires 1405519cab4SBenjamin Tissoires struct mt_class { 1412d93666eSBenjamin Tissoires __s32 name; /* MT_CLS */ 1425519cab4SBenjamin Tissoires __s32 quirks; 1435519cab4SBenjamin Tissoires __s32 sn_move; /* Signal/noise ratio for move events */ 144f786bba4SBenjamin Tissoires __s32 sn_width; /* Signal/noise ratio for width events */ 145f786bba4SBenjamin Tissoires __s32 sn_height; /* Signal/noise ratio for height events */ 1465519cab4SBenjamin Tissoires __s32 sn_pressure; /* Signal/noise ratio for pressure events */ 1475519cab4SBenjamin Tissoires __u8 maxcontacts; 148c2ef8f21SBenjamin Tissoires bool is_indirect; /* true for touchpads */ 1496aef704eSBenjamin Tissoires bool export_all_inputs; /* do not ignore mouse, keyboards, etc... */ 1505519cab4SBenjamin Tissoires }; 1515519cab4SBenjamin Tissoires 1528dfe14b3SBenjamin Tissoires struct mt_report_data { 1538dfe14b3SBenjamin Tissoires struct list_head list; 1548dfe14b3SBenjamin Tissoires struct hid_report *report; 1558dfe14b3SBenjamin Tissoires struct mt_application *application; 1568dfe14b3SBenjamin Tissoires bool is_mt_collection; 1578dfe14b3SBenjamin Tissoires }; 1588dfe14b3SBenjamin Tissoires 1595519cab4SBenjamin Tissoires struct mt_device { 160eec29e3dSBenjamin Tissoires struct mt_class mtclass; /* our mt device class */ 1614f4001bcSBenjamin Tissoires struct timer_list release_timer; /* to release sticky fingers */ 1620ee32774SKees Cook struct hid_device *hdev; /* hid_device we're attached to */ 1634f4001bcSBenjamin Tissoires unsigned long mt_io_flags; /* mt flags (MT_IO_FLAGS_*) */ 1649abebedbSAndrew Duggan __u8 inputmode_value; /* InputMode HID feature value */ 1655519cab4SBenjamin Tissoires __u8 maxcontacts; 1662c6e0277SSeth Forshee bool is_buttonpad; /* is this device a button pad? */ 16776f5902aSHenrik Rydberg bool serial_maybe; /* need to check for serial protocol */ 168f146d1c4SBenjamin Tissoires 169f146d1c4SBenjamin Tissoires struct list_head applications; 1708dfe14b3SBenjamin Tissoires struct list_head reports; 1715519cab4SBenjamin Tissoires }; 1725519cab4SBenjamin Tissoires 173f146d1c4SBenjamin Tissoires static void mt_post_parse_default_settings(struct mt_device *td, 174f146d1c4SBenjamin Tissoires struct mt_application *app); 175f146d1c4SBenjamin Tissoires static void mt_post_parse(struct mt_device *td, struct mt_application *app); 176a69c5f8bSBenjamin Tissoires 1775519cab4SBenjamin Tissoires /* classes of device behavior */ 17822408283SBenjamin Tissoires #define MT_CLS_DEFAULT 0x0001 17922408283SBenjamin Tissoires 180a062cc5aSStephane Chatty #define MT_CLS_SERIAL 0x0002 181a062cc5aSStephane Chatty #define MT_CLS_CONFIDENCE 0x0003 1825e7ea11fSBenjamin Tissoires #define MT_CLS_CONFIDENCE_CONTACT_ID 0x0004 1835e7ea11fSBenjamin Tissoires #define MT_CLS_CONFIDENCE_MINUS_ONE 0x0005 1845e7ea11fSBenjamin Tissoires #define MT_CLS_DUAL_INRANGE_CONTACTID 0x0006 1855e7ea11fSBenjamin Tissoires #define MT_CLS_DUAL_INRANGE_CONTACTNUMBER 0x0007 1860fa9c616SBenjamin Tissoires /* reserved 0x0008 */ 187b7ea95ffSAaron Tian #define MT_CLS_INRANGE_CONTACTNUMBER 0x0009 188dc3e1d80SBenjamin Tissoires #define MT_CLS_NSMU 0x000a 1890fa9c616SBenjamin Tissoires /* reserved 0x0010 */ 1900fa9c616SBenjamin Tissoires /* reserved 0x0011 */ 191f961bd35SBenjamin Tissoires #define MT_CLS_WIN_8 0x0012 1926aef704eSBenjamin Tissoires #define MT_CLS_EXPORT_ALL_INPUTS 0x0013 19327a6f701SKai-Heng Feng /* reserved 0x0014 */ 19440d5bb87SBenjamin Tissoires #define MT_CLS_WIN_8_FORCE_MULTI_INPUT 0x0015 19531a4cf1dSHans de Goede #define MT_CLS_WIN_8_DISABLE_WAKEUP 0x0016 19608b9a61aSJosé Expósito #define MT_CLS_WIN_8_NO_STICKY_FINGERS 0x0017 19754eed5c7STao Jin #define MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU 0x0018 19822408283SBenjamin Tissoires 19922408283SBenjamin Tissoires /* vendor specific classes */ 20022408283SBenjamin Tissoires #define MT_CLS_3M 0x0101 2010fa9c616SBenjamin Tissoires /* reserved 0x0102 */ 20222408283SBenjamin Tissoires #define MT_CLS_EGALAX 0x0103 2031b723e8dSBenjamin Tissoires #define MT_CLS_EGALAX_SERIAL 0x0104 204847672cdSBenjamin Tissoires #define MT_CLS_TOPSEED 0x0105 2052258e863SDenis Kovalev #define MT_CLS_PANASONIC 0x0106 20677723e3bSHenrik Rydberg #define MT_CLS_FLATFROG 0x0107 207cdcd3ac4SJiri Kosina #define MT_CLS_GENERALTOUCH_TWOFINGERS 0x0108 208cdcd3ac4SJiri Kosina #define MT_CLS_GENERALTOUCH_PWT_TENFINGERS 0x0109 209f3287a99SBenjamin Tissoires #define MT_CLS_LG 0x010a 210957b8dffSJoão Paulo Rechi Vita #define MT_CLS_ASUS 0x010b 211da10bc25SMathieu Magnaudet #define MT_CLS_VTL 0x0110 2120e82232cSWei-Ning Huang #define MT_CLS_GOOGLE 0x0111 213843e475fSBenjamin Tissoires #define MT_CLS_RAZER_BLADE_STEALTH 0x0112 21469ecd44dSBenjamin Tissoires #define MT_CLS_SMART_TECH 0x0113 2155519cab4SBenjamin Tissoires 2169498f954SBenjamin Tissoires #define MT_DEFAULT_MAXCONTACT 10 217afbcb04cSBenjamin Tissoires #define MT_MAX_MAXCONTACT 250 2189498f954SBenjamin Tissoires 21929cc309dSNicolas Boichat /* 22029cc309dSNicolas Boichat * Resync device and local timestamps after that many microseconds without 22129cc309dSNicolas Boichat * receiving data. 22229cc309dSNicolas Boichat */ 22329cc309dSNicolas Boichat #define MAX_TIMESTAMP_INTERVAL 1000000 22429cc309dSNicolas Boichat 2252c2110e9SHenrik Rydberg #define MT_USB_DEVICE(v, p) HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH, v, p) 2262c2110e9SHenrik Rydberg #define MT_BT_DEVICE(v, p) HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_MULTITOUCH, v, p) 2272c2110e9SHenrik Rydberg 2285519cab4SBenjamin Tissoires /* 2295519cab4SBenjamin Tissoires * these device-dependent functions determine what slot corresponds 2305519cab4SBenjamin Tissoires * to a valid contact that was just read. 2315519cab4SBenjamin Tissoires */ 2325519cab4SBenjamin Tissoires 23301eaac7eSBenjamin Tissoires static int cypress_compute_slot(struct mt_application *application, 23401eaac7eSBenjamin Tissoires struct mt_usages *slot) 235a3b5e577SBenjamin Tissoires { 23601eaac7eSBenjamin Tissoires if (*slot->contactid != 0 || application->num_received == 0) 23701eaac7eSBenjamin Tissoires return *slot->contactid; 238a3b5e577SBenjamin Tissoires else 239a3b5e577SBenjamin Tissoires return -1; 240a3b5e577SBenjamin Tissoires } 241a3b5e577SBenjamin Tissoires 242cf6d15d7SBenjamin Tissoires static const struct mt_class mt_classes[] = { 2432d93666eSBenjamin Tissoires { .name = MT_CLS_DEFAULT, 244dc3e1d80SBenjamin Tissoires .quirks = MT_QUIRK_ALWAYS_VALID | 245dc3e1d80SBenjamin Tissoires MT_QUIRK_CONTACT_CNT_ACCURATE }, 246dc3e1d80SBenjamin Tissoires { .name = MT_CLS_NSMU, 2479498f954SBenjamin Tissoires .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP }, 248a062cc5aSStephane Chatty { .name = MT_CLS_SERIAL, 249a062cc5aSStephane Chatty .quirks = MT_QUIRK_ALWAYS_VALID}, 25022408283SBenjamin Tissoires { .name = MT_CLS_CONFIDENCE, 25122408283SBenjamin Tissoires .quirks = MT_QUIRK_VALID_IS_CONFIDENCE }, 2525e7ea11fSBenjamin Tissoires { .name = MT_CLS_CONFIDENCE_CONTACT_ID, 2535e7ea11fSBenjamin Tissoires .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | 2545e7ea11fSBenjamin Tissoires MT_QUIRK_SLOT_IS_CONTACTID }, 25522408283SBenjamin Tissoires { .name = MT_CLS_CONFIDENCE_MINUS_ONE, 25622408283SBenjamin Tissoires .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | 25722408283SBenjamin Tissoires MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE }, 2581e9cf35bSBenjamin Tissoires { .name = MT_CLS_DUAL_INRANGE_CONTACTID, 2592d93666eSBenjamin Tissoires .quirks = MT_QUIRK_VALID_IS_INRANGE | 2602d93666eSBenjamin Tissoires MT_QUIRK_SLOT_IS_CONTACTID, 2612d93666eSBenjamin Tissoires .maxcontacts = 2 }, 2621e9cf35bSBenjamin Tissoires { .name = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, 2632d93666eSBenjamin Tissoires .quirks = MT_QUIRK_VALID_IS_INRANGE | 2642d93666eSBenjamin Tissoires MT_QUIRK_SLOT_IS_CONTACTNUMBER, 2652d93666eSBenjamin Tissoires .maxcontacts = 2 }, 266b7ea95ffSAaron Tian { .name = MT_CLS_INRANGE_CONTACTNUMBER, 267b7ea95ffSAaron Tian .quirks = MT_QUIRK_VALID_IS_INRANGE | 268b7ea95ffSAaron Tian MT_QUIRK_SLOT_IS_CONTACTNUMBER }, 269f961bd35SBenjamin Tissoires { .name = MT_CLS_WIN_8, 270f961bd35SBenjamin Tissoires .quirks = MT_QUIRK_ALWAYS_VALID | 271f961bd35SBenjamin Tissoires MT_QUIRK_IGNORE_DUPLICATES | 272f961bd35SBenjamin Tissoires MT_QUIRK_HOVERING | 2734f4001bcSBenjamin Tissoires MT_QUIRK_CONTACT_CNT_ACCURATE | 274d9c57a70SBenjamin Tissoires MT_QUIRK_STICKY_FINGERS | 275c23e2043SBenjamin Tissoires MT_QUIRK_WIN8_PTP_BUTTONS, 276c23e2043SBenjamin Tissoires .export_all_inputs = true }, 2776aef704eSBenjamin Tissoires { .name = MT_CLS_EXPORT_ALL_INPUTS, 2786aef704eSBenjamin Tissoires .quirks = MT_QUIRK_ALWAYS_VALID | 2796aef704eSBenjamin Tissoires MT_QUIRK_CONTACT_CNT_ACCURATE, 2806aef704eSBenjamin Tissoires .export_all_inputs = true }, 28140d5bb87SBenjamin Tissoires { .name = MT_CLS_WIN_8_FORCE_MULTI_INPUT, 28240d5bb87SBenjamin Tissoires .quirks = MT_QUIRK_ALWAYS_VALID | 28340d5bb87SBenjamin Tissoires MT_QUIRK_IGNORE_DUPLICATES | 28440d5bb87SBenjamin Tissoires MT_QUIRK_HOVERING | 28540d5bb87SBenjamin Tissoires MT_QUIRK_CONTACT_CNT_ACCURATE | 28640d5bb87SBenjamin Tissoires MT_QUIRK_STICKY_FINGERS | 28740d5bb87SBenjamin Tissoires MT_QUIRK_WIN8_PTP_BUTTONS | 28840d5bb87SBenjamin Tissoires MT_QUIRK_FORCE_MULTI_INPUT, 28940d5bb87SBenjamin Tissoires .export_all_inputs = true }, 29054eed5c7STao Jin { .name = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU, 29154eed5c7STao Jin .quirks = MT_QUIRK_IGNORE_DUPLICATES | 29254eed5c7STao Jin MT_QUIRK_HOVERING | 29354eed5c7STao Jin MT_QUIRK_CONTACT_CNT_ACCURATE | 29454eed5c7STao Jin MT_QUIRK_STICKY_FINGERS | 29554eed5c7STao Jin MT_QUIRK_WIN8_PTP_BUTTONS | 29654eed5c7STao Jin MT_QUIRK_FORCE_MULTI_INPUT | 29754eed5c7STao Jin MT_QUIRK_NOT_SEEN_MEANS_UP, 29854eed5c7STao Jin .export_all_inputs = true }, 29931a4cf1dSHans de Goede { .name = MT_CLS_WIN_8_DISABLE_WAKEUP, 30031a4cf1dSHans de Goede .quirks = MT_QUIRK_ALWAYS_VALID | 30131a4cf1dSHans de Goede MT_QUIRK_IGNORE_DUPLICATES | 30231a4cf1dSHans de Goede MT_QUIRK_HOVERING | 30331a4cf1dSHans de Goede MT_QUIRK_CONTACT_CNT_ACCURATE | 30431a4cf1dSHans de Goede MT_QUIRK_STICKY_FINGERS | 30531a4cf1dSHans de Goede MT_QUIRK_WIN8_PTP_BUTTONS | 30631a4cf1dSHans de Goede MT_QUIRK_DISABLE_WAKEUP, 30731a4cf1dSHans de Goede .export_all_inputs = true }, 30808b9a61aSJosé Expósito { .name = MT_CLS_WIN_8_NO_STICKY_FINGERS, 30908b9a61aSJosé Expósito .quirks = MT_QUIRK_ALWAYS_VALID | 31008b9a61aSJosé Expósito MT_QUIRK_IGNORE_DUPLICATES | 31108b9a61aSJosé Expósito MT_QUIRK_HOVERING | 31208b9a61aSJosé Expósito MT_QUIRK_CONTACT_CNT_ACCURATE | 31308b9a61aSJosé Expósito MT_QUIRK_WIN8_PTP_BUTTONS, 31408b9a61aSJosé Expósito .export_all_inputs = true }, 31522408283SBenjamin Tissoires 31622408283SBenjamin Tissoires /* 31722408283SBenjamin Tissoires * vendor specific classes 31822408283SBenjamin Tissoires */ 31922408283SBenjamin Tissoires { .name = MT_CLS_3M, 32022408283SBenjamin Tissoires .quirks = MT_QUIRK_VALID_IS_CONFIDENCE | 321e9d0a26dSHungNien Chen MT_QUIRK_SLOT_IS_CONTACTID | 322e9d0a26dSHungNien Chen MT_QUIRK_TOUCH_SIZE_SCALING, 32322408283SBenjamin Tissoires .sn_move = 2048, 32422408283SBenjamin Tissoires .sn_width = 128, 325c5d40be5SHenrik Rydberg .sn_height = 128, 326c5d40be5SHenrik Rydberg .maxcontacts = 60, 327c5d40be5SHenrik Rydberg }, 3284875ac11SRichard Nauber { .name = MT_CLS_EGALAX, 3294875ac11SRichard Nauber .quirks = MT_QUIRK_SLOT_IS_CONTACTID | 3302261bb9fSBenjamin Tissoires MT_QUIRK_VALID_IS_INRANGE, 3314875ac11SRichard Nauber .sn_move = 4096, 3324875ac11SRichard Nauber .sn_pressure = 32, 3334875ac11SRichard Nauber }, 3341b723e8dSBenjamin Tissoires { .name = MT_CLS_EGALAX_SERIAL, 3351b723e8dSBenjamin Tissoires .quirks = MT_QUIRK_SLOT_IS_CONTACTID | 3361b723e8dSBenjamin Tissoires MT_QUIRK_ALWAYS_VALID, 3372d93666eSBenjamin Tissoires .sn_move = 4096, 3382d93666eSBenjamin Tissoires .sn_pressure = 32, 3392d93666eSBenjamin Tissoires }, 340847672cdSBenjamin Tissoires { .name = MT_CLS_TOPSEED, 341847672cdSBenjamin Tissoires .quirks = MT_QUIRK_ALWAYS_VALID, 342847672cdSBenjamin Tissoires .is_indirect = true, 343847672cdSBenjamin Tissoires .maxcontacts = 2, 344847672cdSBenjamin Tissoires }, 3452258e863SDenis Kovalev { .name = MT_CLS_PANASONIC, 3462258e863SDenis Kovalev .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP, 3472258e863SDenis Kovalev .maxcontacts = 4 }, 348f5ff4e1eSXianhan Yu { .name = MT_CLS_GENERALTOUCH_TWOFINGERS, 349f5ff4e1eSXianhan Yu .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | 350f5ff4e1eSXianhan Yu MT_QUIRK_VALID_IS_INRANGE | 3517b226292SLuosong MT_QUIRK_SLOT_IS_CONTACTID, 352f5ff4e1eSXianhan Yu .maxcontacts = 2 353f5ff4e1eSXianhan Yu }, 354f5ff4e1eSXianhan Yu { .name = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, 355f5ff4e1eSXianhan Yu .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | 3567b226292SLuosong MT_QUIRK_SLOT_IS_CONTACTID 357f5ff4e1eSXianhan Yu }, 358043b403aSBenjamin Tissoires 35977723e3bSHenrik Rydberg { .name = MT_CLS_FLATFROG, 36077723e3bSHenrik Rydberg .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | 36177723e3bSHenrik Rydberg MT_QUIRK_NO_AREA, 36277723e3bSHenrik Rydberg .sn_move = 2048, 36377723e3bSHenrik Rydberg .maxcontacts = 40, 36477723e3bSHenrik Rydberg }, 365f3287a99SBenjamin Tissoires { .name = MT_CLS_LG, 366f3287a99SBenjamin Tissoires .quirks = MT_QUIRK_ALWAYS_VALID | 367f3287a99SBenjamin Tissoires MT_QUIRK_FIX_CONST_CONTACT_ID | 368f3287a99SBenjamin Tissoires MT_QUIRK_IGNORE_DUPLICATES | 369f3287a99SBenjamin Tissoires MT_QUIRK_HOVERING | 370f3287a99SBenjamin Tissoires MT_QUIRK_CONTACT_CNT_ACCURATE }, 371957b8dffSJoão Paulo Rechi Vita { .name = MT_CLS_ASUS, 372957b8dffSJoão Paulo Rechi Vita .quirks = MT_QUIRK_ALWAYS_VALID | 373957b8dffSJoão Paulo Rechi Vita MT_QUIRK_CONTACT_CNT_ACCURATE | 374957b8dffSJoão Paulo Rechi Vita MT_QUIRK_ASUS_CUSTOM_UP }, 375da10bc25SMathieu Magnaudet { .name = MT_CLS_VTL, 376da10bc25SMathieu Magnaudet .quirks = MT_QUIRK_ALWAYS_VALID | 377da10bc25SMathieu Magnaudet MT_QUIRK_CONTACT_CNT_ACCURATE | 378da10bc25SMathieu Magnaudet MT_QUIRK_FORCE_GET_FEATURE, 379da10bc25SMathieu Magnaudet }, 3800e82232cSWei-Ning Huang { .name = MT_CLS_GOOGLE, 3810e82232cSWei-Ning Huang .quirks = MT_QUIRK_ALWAYS_VALID | 3820e82232cSWei-Ning Huang MT_QUIRK_CONTACT_CNT_ACCURATE | 3830e82232cSWei-Ning Huang MT_QUIRK_SLOT_IS_CONTACTID | 3840e82232cSWei-Ning Huang MT_QUIRK_HOVERING 3850e82232cSWei-Ning Huang }, 386843e475fSBenjamin Tissoires { .name = MT_CLS_RAZER_BLADE_STEALTH, 387843e475fSBenjamin Tissoires .quirks = MT_QUIRK_ALWAYS_VALID | 388843e475fSBenjamin Tissoires MT_QUIRK_IGNORE_DUPLICATES | 389843e475fSBenjamin Tissoires MT_QUIRK_HOVERING | 390843e475fSBenjamin Tissoires MT_QUIRK_CONTACT_CNT_ACCURATE | 391843e475fSBenjamin Tissoires MT_QUIRK_WIN8_PTP_BUTTONS, 392843e475fSBenjamin Tissoires }, 39369ecd44dSBenjamin Tissoires { .name = MT_CLS_SMART_TECH, 39469ecd44dSBenjamin Tissoires .quirks = MT_QUIRK_ALWAYS_VALID | 39569ecd44dSBenjamin Tissoires MT_QUIRK_IGNORE_DUPLICATES | 39669ecd44dSBenjamin Tissoires MT_QUIRK_CONTACT_CNT_ACCURATE | 39769ecd44dSBenjamin Tissoires MT_QUIRK_SEPARATE_APP_REPORT, 39869ecd44dSBenjamin Tissoires }, 3992d93666eSBenjamin Tissoires { } 4005519cab4SBenjamin Tissoires }; 4015519cab4SBenjamin Tissoires 402eec29e3dSBenjamin Tissoires static ssize_t mt_show_quirks(struct device *dev, 403eec29e3dSBenjamin Tissoires struct device_attribute *attr, 404eec29e3dSBenjamin Tissoires char *buf) 405eec29e3dSBenjamin Tissoires { 406ee79a8f8SGeliang Tang struct hid_device *hdev = to_hid_device(dev); 407eec29e3dSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 408eec29e3dSBenjamin Tissoires 409eec29e3dSBenjamin Tissoires return sprintf(buf, "%u\n", td->mtclass.quirks); 410eec29e3dSBenjamin Tissoires } 411eec29e3dSBenjamin Tissoires 412eec29e3dSBenjamin Tissoires static ssize_t mt_set_quirks(struct device *dev, 413eec29e3dSBenjamin Tissoires struct device_attribute *attr, 414eec29e3dSBenjamin Tissoires const char *buf, size_t count) 415eec29e3dSBenjamin Tissoires { 416ee79a8f8SGeliang Tang struct hid_device *hdev = to_hid_device(dev); 417eec29e3dSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 418f146d1c4SBenjamin Tissoires struct mt_application *application; 419eec29e3dSBenjamin Tissoires 420eec29e3dSBenjamin Tissoires unsigned long val; 421eec29e3dSBenjamin Tissoires 422eec29e3dSBenjamin Tissoires if (kstrtoul(buf, 0, &val)) 423eec29e3dSBenjamin Tissoires return -EINVAL; 424eec29e3dSBenjamin Tissoires 425eec29e3dSBenjamin Tissoires td->mtclass.quirks = val; 426eec29e3dSBenjamin Tissoires 427f146d1c4SBenjamin Tissoires list_for_each_entry(application, &td->applications, list) { 4283ceb3826SBenjamin Tissoires application->quirks = val; 4293ceb3826SBenjamin Tissoires if (!application->have_contact_count) 4303ceb3826SBenjamin Tissoires application->quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; 431f146d1c4SBenjamin Tissoires } 432f146d1c4SBenjamin Tissoires 433eec29e3dSBenjamin Tissoires return count; 434eec29e3dSBenjamin Tissoires } 435eec29e3dSBenjamin Tissoires 436eec29e3dSBenjamin Tissoires static DEVICE_ATTR(quirks, S_IWUSR | S_IRUGO, mt_show_quirks, mt_set_quirks); 437eec29e3dSBenjamin Tissoires 438eec29e3dSBenjamin Tissoires static struct attribute *sysfs_attrs[] = { 439eec29e3dSBenjamin Tissoires &dev_attr_quirks.attr, 440eec29e3dSBenjamin Tissoires NULL 441eec29e3dSBenjamin Tissoires }; 442eec29e3dSBenjamin Tissoires 4439182fb98SArvind Yadav static const struct attribute_group mt_attribute_group = { 444eec29e3dSBenjamin Tissoires .attrs = sysfs_attrs 445eec29e3dSBenjamin Tissoires }; 446eec29e3dSBenjamin Tissoires 4476d4f5440SMika Westerberg static void mt_get_feature(struct hid_device *hdev, struct hid_report *report) 4486d4f5440SMika Westerberg { 4493064a03bSAaron Ma int ret; 4503064a03bSAaron Ma u32 size = hid_report_len(report); 4516d4f5440SMika Westerberg u8 *buf; 4526d4f5440SMika Westerberg 4536d4f5440SMika Westerberg /* 454b897f6dbSBenjamin Tissoires * Do not fetch the feature report if the device has been explicitly 455b897f6dbSBenjamin Tissoires * marked as non-capable. 4566d4f5440SMika Westerberg */ 457adaabbf4SBenjamin Tissoires if (hdev->quirks & HID_QUIRK_NO_INIT_REPORTS) 4586d4f5440SMika Westerberg return; 4596d4f5440SMika Westerberg 4606d4f5440SMika Westerberg buf = hid_alloc_report_buf(report, GFP_KERNEL); 4616d4f5440SMika Westerberg if (!buf) 4626d4f5440SMika Westerberg return; 4636d4f5440SMika Westerberg 4646d4f5440SMika Westerberg ret = hid_hw_raw_request(hdev, report->id, buf, size, 4656d4f5440SMika Westerberg HID_FEATURE_REPORT, HID_REQ_GET_REPORT); 4666d4f5440SMika Westerberg if (ret < 0) { 4676d4f5440SMika Westerberg dev_warn(&hdev->dev, "failed to fetch feature %d\n", 4686d4f5440SMika Westerberg report->id); 4696d4f5440SMika Westerberg } else { 4706d4f5440SMika Westerberg ret = hid_report_raw_event(hdev, HID_FEATURE_REPORT, buf, 4716d4f5440SMika Westerberg size, 0); 4726d4f5440SMika Westerberg if (ret) 4736d4f5440SMika Westerberg dev_warn(&hdev->dev, "failed to report feature\n"); 4746d4f5440SMika Westerberg } 4756d4f5440SMika Westerberg 4766d4f5440SMika Westerberg kfree(buf); 4776d4f5440SMika Westerberg } 4786d4f5440SMika Westerberg 479f635bd11SHenrik Rydberg static void mt_feature_mapping(struct hid_device *hdev, 4805519cab4SBenjamin Tissoires struct hid_field *field, struct hid_usage *usage) 4815519cab4SBenjamin Tissoires { 4825519cab4SBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 4839498f954SBenjamin Tissoires 4849498f954SBenjamin Tissoires switch (usage->hid) { 4859498f954SBenjamin Tissoires case HID_DG_CONTACTMAX: 4866d4f5440SMika Westerberg mt_get_feature(hdev, field->report); 4876d4f5440SMika Westerberg 4889498f954SBenjamin Tissoires td->maxcontacts = field->value[0]; 489afbcb04cSBenjamin Tissoires if (!td->maxcontacts && 490afbcb04cSBenjamin Tissoires field->logical_maximum <= MT_MAX_MAXCONTACT) 491afbcb04cSBenjamin Tissoires td->maxcontacts = field->logical_maximum; 492eec29e3dSBenjamin Tissoires if (td->mtclass.maxcontacts) 4939498f954SBenjamin Tissoires /* check if the maxcontacts is given by the class */ 494eec29e3dSBenjamin Tissoires td->maxcontacts = td->mtclass.maxcontacts; 4959498f954SBenjamin Tissoires 4969498f954SBenjamin Tissoires break; 4972c6e0277SSeth Forshee case HID_DG_BUTTONTYPE: 4982c6e0277SSeth Forshee if (usage->usage_index >= field->report_count) { 4992c6e0277SSeth Forshee dev_err(&hdev->dev, "HID_DG_BUTTONTYPE out of range\n"); 5002c6e0277SSeth Forshee break; 5012c6e0277SSeth Forshee } 5022c6e0277SSeth Forshee 5036d4f5440SMika Westerberg mt_get_feature(hdev, field->report); 5042c6e0277SSeth Forshee if (field->value[usage->usage_index] == MT_BUTTONTYPE_CLICKPAD) 5052c6e0277SSeth Forshee td->is_buttonpad = true; 5062c6e0277SSeth Forshee 5072c6e0277SSeth Forshee break; 50845c5c682SBenjamin Tissoires case 0xff0000c5: 50945c5c682SBenjamin Tissoires /* Retrieve the Win8 blob once to enable some devices */ 51045c5c682SBenjamin Tissoires if (usage->usage_index == 0) 51145c5c682SBenjamin Tissoires mt_get_feature(hdev, field->report); 51245c5c682SBenjamin Tissoires break; 5135519cab4SBenjamin Tissoires } 5145519cab4SBenjamin Tissoires } 5155519cab4SBenjamin Tissoires 5165519cab4SBenjamin Tissoires static void set_abs(struct input_dev *input, unsigned int code, 5175519cab4SBenjamin Tissoires struct hid_field *field, int snratio) 5185519cab4SBenjamin Tissoires { 5195519cab4SBenjamin Tissoires int fmin = field->logical_minimum; 5205519cab4SBenjamin Tissoires int fmax = field->logical_maximum; 5215519cab4SBenjamin Tissoires int fuzz = snratio ? (fmax - fmin) / snratio : 0; 5225519cab4SBenjamin Tissoires input_set_abs_params(input, code, fmin, fmax, fuzz, 0); 52337cf6e6fSBenjamin Tissoires input_abs_set_res(input, code, hidinput_calc_abs_res(field, code)); 5245519cab4SBenjamin Tissoires } 5255519cab4SBenjamin Tissoires 52601eaac7eSBenjamin Tissoires static struct mt_usages *mt_allocate_usage(struct hid_device *hdev, 52701eaac7eSBenjamin Tissoires struct mt_application *application) 52801eaac7eSBenjamin Tissoires { 52901eaac7eSBenjamin Tissoires struct mt_usages *usage; 53001eaac7eSBenjamin Tissoires 53101eaac7eSBenjamin Tissoires usage = devm_kzalloc(&hdev->dev, sizeof(*usage), GFP_KERNEL); 53201eaac7eSBenjamin Tissoires if (!usage) 53301eaac7eSBenjamin Tissoires return NULL; 53401eaac7eSBenjamin Tissoires 53501eaac7eSBenjamin Tissoires /* set some defaults so we do not need to check for null pointers */ 53601eaac7eSBenjamin Tissoires usage->x = DEFAULT_ZERO; 53701eaac7eSBenjamin Tissoires usage->y = DEFAULT_ZERO; 53801eaac7eSBenjamin Tissoires usage->cx = DEFAULT_ZERO; 53901eaac7eSBenjamin Tissoires usage->cy = DEFAULT_ZERO; 54001eaac7eSBenjamin Tissoires usage->p = DEFAULT_ZERO; 54101eaac7eSBenjamin Tissoires usage->w = DEFAULT_ZERO; 54201eaac7eSBenjamin Tissoires usage->h = DEFAULT_ZERO; 54301eaac7eSBenjamin Tissoires usage->a = DEFAULT_ZERO; 54401eaac7eSBenjamin Tissoires usage->contactid = DEFAULT_ZERO; 54501eaac7eSBenjamin Tissoires usage->tip_state = DEFAULT_FALSE; 54601eaac7eSBenjamin Tissoires usage->inrange_state = DEFAULT_FALSE; 54701eaac7eSBenjamin Tissoires usage->confidence_state = DEFAULT_TRUE; 54801eaac7eSBenjamin Tissoires 54901eaac7eSBenjamin Tissoires list_add_tail(&usage->list, &application->mt_usages); 55001eaac7eSBenjamin Tissoires 55101eaac7eSBenjamin Tissoires return usage; 55201eaac7eSBenjamin Tissoires } 55301eaac7eSBenjamin Tissoires 554f146d1c4SBenjamin Tissoires static struct mt_application *mt_allocate_application(struct mt_device *td, 55569ecd44dSBenjamin Tissoires struct hid_report *report) 556f146d1c4SBenjamin Tissoires { 55769ecd44dSBenjamin Tissoires unsigned int application = report->application; 558f146d1c4SBenjamin Tissoires struct mt_application *mt_application; 559f146d1c4SBenjamin Tissoires 560f146d1c4SBenjamin Tissoires mt_application = devm_kzalloc(&td->hdev->dev, sizeof(*mt_application), 561f146d1c4SBenjamin Tissoires GFP_KERNEL); 562f146d1c4SBenjamin Tissoires if (!mt_application) 563f146d1c4SBenjamin Tissoires return NULL; 564f146d1c4SBenjamin Tissoires 565f146d1c4SBenjamin Tissoires mt_application->application = application; 56601eaac7eSBenjamin Tissoires INIT_LIST_HEAD(&mt_application->mt_usages); 567f146d1c4SBenjamin Tissoires 568f146d1c4SBenjamin Tissoires if (application == HID_DG_TOUCHSCREEN) 569f146d1c4SBenjamin Tissoires mt_application->mt_flags |= INPUT_MT_DIRECT; 570f146d1c4SBenjamin Tissoires 571f146d1c4SBenjamin Tissoires /* 572f146d1c4SBenjamin Tissoires * Model touchscreens providing buttons as touchpads. 573f146d1c4SBenjamin Tissoires */ 574f146d1c4SBenjamin Tissoires if (application == HID_DG_TOUCHPAD) { 575f146d1c4SBenjamin Tissoires mt_application->mt_flags |= INPUT_MT_POINTER; 576f146d1c4SBenjamin Tissoires td->inputmode_value = MT_INPUTMODE_TOUCHPAD; 577f146d1c4SBenjamin Tissoires } 578f146d1c4SBenjamin Tissoires 57901eaac7eSBenjamin Tissoires mt_application->scantime = DEFAULT_ZERO; 58001eaac7eSBenjamin Tissoires mt_application->raw_cc = DEFAULT_ZERO; 5813ceb3826SBenjamin Tissoires mt_application->quirks = td->mtclass.quirks; 58269ecd44dSBenjamin Tissoires mt_application->report_id = report->id; 583f146d1c4SBenjamin Tissoires 584f146d1c4SBenjamin Tissoires list_add_tail(&mt_application->list, &td->applications); 585f146d1c4SBenjamin Tissoires 586f146d1c4SBenjamin Tissoires return mt_application; 587f146d1c4SBenjamin Tissoires } 588f146d1c4SBenjamin Tissoires 589f146d1c4SBenjamin Tissoires static struct mt_application *mt_find_application(struct mt_device *td, 59069ecd44dSBenjamin Tissoires struct hid_report *report) 591f146d1c4SBenjamin Tissoires { 59269ecd44dSBenjamin Tissoires unsigned int application = report->application; 593f146d1c4SBenjamin Tissoires struct mt_application *tmp, *mt_application = NULL; 594f146d1c4SBenjamin Tissoires 595f146d1c4SBenjamin Tissoires list_for_each_entry(tmp, &td->applications, list) { 596f146d1c4SBenjamin Tissoires if (application == tmp->application) { 59769ecd44dSBenjamin Tissoires if (!(td->mtclass.quirks & MT_QUIRK_SEPARATE_APP_REPORT) || 59869ecd44dSBenjamin Tissoires tmp->report_id == report->id) { 599f146d1c4SBenjamin Tissoires mt_application = tmp; 600f146d1c4SBenjamin Tissoires break; 601f146d1c4SBenjamin Tissoires } 602f146d1c4SBenjamin Tissoires } 60369ecd44dSBenjamin Tissoires } 604f146d1c4SBenjamin Tissoires 605f146d1c4SBenjamin Tissoires if (!mt_application) 60669ecd44dSBenjamin Tissoires mt_application = mt_allocate_application(td, report); 607f146d1c4SBenjamin Tissoires 608f146d1c4SBenjamin Tissoires return mt_application; 609f146d1c4SBenjamin Tissoires } 610f146d1c4SBenjamin Tissoires 6118dfe14b3SBenjamin Tissoires static struct mt_report_data *mt_allocate_report_data(struct mt_device *td, 6128dfe14b3SBenjamin Tissoires struct hid_report *report) 6138dfe14b3SBenjamin Tissoires { 6148dfe14b3SBenjamin Tissoires struct mt_report_data *rdata; 6158dfe14b3SBenjamin Tissoires struct hid_field *field; 6168dfe14b3SBenjamin Tissoires int r, n; 6178dfe14b3SBenjamin Tissoires 6188dfe14b3SBenjamin Tissoires rdata = devm_kzalloc(&td->hdev->dev, sizeof(*rdata), GFP_KERNEL); 6198dfe14b3SBenjamin Tissoires if (!rdata) 6208dfe14b3SBenjamin Tissoires return NULL; 6218dfe14b3SBenjamin Tissoires 6228dfe14b3SBenjamin Tissoires rdata->report = report; 62369ecd44dSBenjamin Tissoires rdata->application = mt_find_application(td, report); 6248dfe14b3SBenjamin Tissoires 6258dfe14b3SBenjamin Tissoires if (!rdata->application) { 6268dfe14b3SBenjamin Tissoires devm_kfree(&td->hdev->dev, rdata); 6278dfe14b3SBenjamin Tissoires return NULL; 6288dfe14b3SBenjamin Tissoires } 6298dfe14b3SBenjamin Tissoires 6308dfe14b3SBenjamin Tissoires for (r = 0; r < report->maxfield; r++) { 6318dfe14b3SBenjamin Tissoires field = report->field[r]; 6328dfe14b3SBenjamin Tissoires 6338dfe14b3SBenjamin Tissoires if (!(HID_MAIN_ITEM_VARIABLE & field->flags)) 6348dfe14b3SBenjamin Tissoires continue; 6358dfe14b3SBenjamin Tissoires 636a2353e3bSAhelenia Ziemiańska if (field->logical == HID_DG_FINGER || td->hdev->group != HID_GROUP_MULTITOUCH_WIN_8) { 6378dfe14b3SBenjamin Tissoires for (n = 0; n < field->report_count; n++) { 638a2353e3bSAhelenia Ziemiańska if (field->usage[n].hid == HID_DG_CONTACTID) { 6398dfe14b3SBenjamin Tissoires rdata->is_mt_collection = true; 640a2353e3bSAhelenia Ziemiańska break; 641a2353e3bSAhelenia Ziemiańska } 642a2353e3bSAhelenia Ziemiańska } 6438dfe14b3SBenjamin Tissoires } 6448dfe14b3SBenjamin Tissoires } 6458dfe14b3SBenjamin Tissoires 6468dfe14b3SBenjamin Tissoires list_add_tail(&rdata->list, &td->reports); 6478dfe14b3SBenjamin Tissoires 6488dfe14b3SBenjamin Tissoires return rdata; 6498dfe14b3SBenjamin Tissoires } 6508dfe14b3SBenjamin Tissoires 6518dfe14b3SBenjamin Tissoires static struct mt_report_data *mt_find_report_data(struct mt_device *td, 6528dfe14b3SBenjamin Tissoires struct hid_report *report) 6538dfe14b3SBenjamin Tissoires { 6548dfe14b3SBenjamin Tissoires struct mt_report_data *tmp, *rdata = NULL; 6558dfe14b3SBenjamin Tissoires 6568dfe14b3SBenjamin Tissoires list_for_each_entry(tmp, &td->reports, list) { 6578dfe14b3SBenjamin Tissoires if (report == tmp->report) { 6588dfe14b3SBenjamin Tissoires rdata = tmp; 6598dfe14b3SBenjamin Tissoires break; 6608dfe14b3SBenjamin Tissoires } 6618dfe14b3SBenjamin Tissoires } 6628dfe14b3SBenjamin Tissoires 6638dfe14b3SBenjamin Tissoires if (!rdata) 6648dfe14b3SBenjamin Tissoires rdata = mt_allocate_report_data(td, report); 6658dfe14b3SBenjamin Tissoires 6668dfe14b3SBenjamin Tissoires return rdata; 6678dfe14b3SBenjamin Tissoires } 6688dfe14b3SBenjamin Tissoires 66901eaac7eSBenjamin Tissoires static void mt_store_field(struct hid_device *hdev, 67001eaac7eSBenjamin Tissoires struct mt_application *application, 67101eaac7eSBenjamin Tissoires __s32 *value, 67201eaac7eSBenjamin Tissoires size_t offset) 673ed9d5c96SBenjamin Tissoires { 67401eaac7eSBenjamin Tissoires struct mt_usages *usage; 67501eaac7eSBenjamin Tissoires __s32 **target; 6763ac36d15SBenjamin Tissoires 67701eaac7eSBenjamin Tissoires if (list_empty(&application->mt_usages)) 67801eaac7eSBenjamin Tissoires usage = mt_allocate_usage(hdev, application); 67901eaac7eSBenjamin Tissoires else 68001eaac7eSBenjamin Tissoires usage = list_last_entry(&application->mt_usages, 68101eaac7eSBenjamin Tissoires struct mt_usages, 68201eaac7eSBenjamin Tissoires list); 68301eaac7eSBenjamin Tissoires 68401eaac7eSBenjamin Tissoires if (!usage) 6853ac36d15SBenjamin Tissoires return; 6863ac36d15SBenjamin Tissoires 68701eaac7eSBenjamin Tissoires target = (__s32 **)((char *)usage + offset); 68801eaac7eSBenjamin Tissoires 68901eaac7eSBenjamin Tissoires /* the value has already been filled, create a new slot */ 69001eaac7eSBenjamin Tissoires if (*target != DEFAULT_TRUE && 69101eaac7eSBenjamin Tissoires *target != DEFAULT_FALSE && 69201eaac7eSBenjamin Tissoires *target != DEFAULT_ZERO) { 69381bcbad5SBenjamin Tissoires if (usage->contactid == DEFAULT_ZERO || 69481bcbad5SBenjamin Tissoires usage->x == DEFAULT_ZERO || 69581bcbad5SBenjamin Tissoires usage->y == DEFAULT_ZERO) { 69681bcbad5SBenjamin Tissoires hid_dbg(hdev, 69781bcbad5SBenjamin Tissoires "ignoring duplicate usage on incomplete"); 69881bcbad5SBenjamin Tissoires return; 69981bcbad5SBenjamin Tissoires } 70001eaac7eSBenjamin Tissoires usage = mt_allocate_usage(hdev, application); 70101eaac7eSBenjamin Tissoires if (!usage) 70201eaac7eSBenjamin Tissoires return; 70301eaac7eSBenjamin Tissoires 70401eaac7eSBenjamin Tissoires target = (__s32 **)((char *)usage + offset); 705ed9d5c96SBenjamin Tissoires } 706ed9d5c96SBenjamin Tissoires 70701eaac7eSBenjamin Tissoires *target = value; 70801eaac7eSBenjamin Tissoires } 70901eaac7eSBenjamin Tissoires 71001eaac7eSBenjamin Tissoires #define MT_STORE_FIELD(__name) \ 71101eaac7eSBenjamin Tissoires mt_store_field(hdev, app, \ 71201eaac7eSBenjamin Tissoires &field->value[usage->usage_index], \ 71301eaac7eSBenjamin Tissoires offsetof(struct mt_usages, __name)) 71401eaac7eSBenjamin Tissoires 715a69c5f8bSBenjamin Tissoires static int mt_touch_input_mapping(struct hid_device *hdev, struct hid_input *hi, 7165519cab4SBenjamin Tissoires struct hid_field *field, struct hid_usage *usage, 717f146d1c4SBenjamin Tissoires unsigned long **bit, int *max, struct mt_application *app) 7185519cab4SBenjamin Tissoires { 7195519cab4SBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 720eec29e3dSBenjamin Tissoires struct mt_class *cls = &td->mtclass; 721c2ef8f21SBenjamin Tissoires int code; 722349fd670SBenjamin Tissoires struct hid_usage *prev_usage = NULL; 7234875ac11SRichard Nauber 72476f5902aSHenrik Rydberg /* 72576f5902aSHenrik Rydberg * Model touchscreens providing buttons as touchpads. 726c2ef8f21SBenjamin Tissoires */ 727ba6b055eSBenjamin Tissoires if (field->application == HID_DG_TOUCHSCREEN && 728ba6b055eSBenjamin Tissoires (usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON) { 729f146d1c4SBenjamin Tissoires app->mt_flags |= INPUT_MT_POINTER; 7309abebedbSAndrew Duggan td->inputmode_value = MT_INPUTMODE_TOUCHPAD; 7319abebedbSAndrew Duggan } 732c2ef8f21SBenjamin Tissoires 733015fdaa9SBenjamin Tissoires /* count the buttons on touchpads */ 734015fdaa9SBenjamin Tissoires if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON) 735f146d1c4SBenjamin Tissoires app->buttons_count++; 736015fdaa9SBenjamin Tissoires 737349fd670SBenjamin Tissoires if (usage->usage_index) 738349fd670SBenjamin Tissoires prev_usage = &field->usage[usage->usage_index - 1]; 739349fd670SBenjamin Tissoires 7405519cab4SBenjamin Tissoires switch (usage->hid & HID_USAGE_PAGE) { 7415519cab4SBenjamin Tissoires 7425519cab4SBenjamin Tissoires case HID_UP_GENDESK: 7435519cab4SBenjamin Tissoires switch (usage->hid) { 7445519cab4SBenjamin Tissoires case HID_GD_X: 74501eaac7eSBenjamin Tissoires if (prev_usage && (prev_usage->hid == usage->hid)) { 746f146d1c4SBenjamin Tissoires code = ABS_MT_TOOL_X; 74701eaac7eSBenjamin Tissoires MT_STORE_FIELD(cx); 74801eaac7eSBenjamin Tissoires } else { 749f146d1c4SBenjamin Tissoires code = ABS_MT_POSITION_X; 75001eaac7eSBenjamin Tissoires MT_STORE_FIELD(x); 75101eaac7eSBenjamin Tissoires } 752349fd670SBenjamin Tissoires 753f146d1c4SBenjamin Tissoires set_abs(hi->input, code, field, cls->sn_move); 75401eaac7eSBenjamin Tissoires 755ba6b055eSBenjamin Tissoires /* 756ba6b055eSBenjamin Tissoires * A system multi-axis that exports X and Y has a high 757ba6b055eSBenjamin Tissoires * chance of being used directly on a surface 758ba6b055eSBenjamin Tissoires */ 759ba6b055eSBenjamin Tissoires if (field->application == HID_GD_SYSTEM_MULTIAXIS) { 760ba6b055eSBenjamin Tissoires __set_bit(INPUT_PROP_DIRECT, 761ba6b055eSBenjamin Tissoires hi->input->propbit); 762ba6b055eSBenjamin Tissoires input_set_abs_params(hi->input, 763ba6b055eSBenjamin Tissoires ABS_MT_TOOL_TYPE, 764ba6b055eSBenjamin Tissoires MT_TOOL_DIAL, 765ba6b055eSBenjamin Tissoires MT_TOOL_DIAL, 0, 0); 766ba6b055eSBenjamin Tissoires } 767ba6b055eSBenjamin Tissoires 7685519cab4SBenjamin Tissoires return 1; 7695519cab4SBenjamin Tissoires case HID_GD_Y: 77001eaac7eSBenjamin Tissoires if (prev_usage && (prev_usage->hid == usage->hid)) { 771f146d1c4SBenjamin Tissoires code = ABS_MT_TOOL_Y; 77201eaac7eSBenjamin Tissoires MT_STORE_FIELD(cy); 77301eaac7eSBenjamin Tissoires } else { 774f146d1c4SBenjamin Tissoires code = ABS_MT_POSITION_Y; 77501eaac7eSBenjamin Tissoires MT_STORE_FIELD(y); 77601eaac7eSBenjamin Tissoires } 777349fd670SBenjamin Tissoires 778f146d1c4SBenjamin Tissoires set_abs(hi->input, code, field, cls->sn_move); 77901eaac7eSBenjamin Tissoires 7805519cab4SBenjamin Tissoires return 1; 7815519cab4SBenjamin Tissoires } 7825519cab4SBenjamin Tissoires return 0; 7835519cab4SBenjamin Tissoires 7845519cab4SBenjamin Tissoires case HID_UP_DIGITIZER: 7855519cab4SBenjamin Tissoires switch (usage->hid) { 7865519cab4SBenjamin Tissoires case HID_DG_INRANGE: 7873ceb3826SBenjamin Tissoires if (app->quirks & MT_QUIRK_HOVERING) { 7889b3bb9b8SBenjamin Tissoires input_set_abs_params(hi->input, 7899b3bb9b8SBenjamin Tissoires ABS_MT_DISTANCE, 0, 1, 0, 0); 7909b3bb9b8SBenjamin Tissoires } 79101eaac7eSBenjamin Tissoires MT_STORE_FIELD(inrange_state); 7925519cab4SBenjamin Tissoires return 1; 7935519cab4SBenjamin Tissoires case HID_DG_CONFIDENCE: 794794c6133SKai-Heng Feng if ((cls->name == MT_CLS_WIN_8 || 79531a4cf1dSHans de Goede cls->name == MT_CLS_WIN_8_FORCE_MULTI_INPUT || 79654eed5c7STao Jin cls->name == MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU || 79731a4cf1dSHans de Goede cls->name == MT_CLS_WIN_8_DISABLE_WAKEUP) && 798f9024374SDmitry Torokhov (field->application == HID_DG_TOUCHPAD || 799f9024374SDmitry Torokhov field->application == HID_DG_TOUCHSCREEN)) 8003ceb3826SBenjamin Tissoires app->quirks |= MT_QUIRK_CONFIDENCE; 8019152c7d7SDmitry Torokhov 8029152c7d7SDmitry Torokhov if (app->quirks & MT_QUIRK_CONFIDENCE) 8039152c7d7SDmitry Torokhov input_set_abs_params(hi->input, 8049152c7d7SDmitry Torokhov ABS_MT_TOOL_TYPE, 8059152c7d7SDmitry Torokhov MT_TOOL_FINGER, 8069152c7d7SDmitry Torokhov MT_TOOL_PALM, 0, 0); 8079152c7d7SDmitry Torokhov 80801eaac7eSBenjamin Tissoires MT_STORE_FIELD(confidence_state); 8095519cab4SBenjamin Tissoires return 1; 8105519cab4SBenjamin Tissoires case HID_DG_TIPSWITCH: 811ba6b055eSBenjamin Tissoires if (field->application != HID_GD_SYSTEM_MULTIAXIS) 812ba6b055eSBenjamin Tissoires input_set_capability(hi->input, 813ba6b055eSBenjamin Tissoires EV_KEY, BTN_TOUCH); 81401eaac7eSBenjamin Tissoires MT_STORE_FIELD(tip_state); 8155519cab4SBenjamin Tissoires return 1; 8165519cab4SBenjamin Tissoires case HID_DG_CONTACTID: 81701eaac7eSBenjamin Tissoires MT_STORE_FIELD(contactid); 818f146d1c4SBenjamin Tissoires app->touches_by_report++; 8195519cab4SBenjamin Tissoires return 1; 8205519cab4SBenjamin Tissoires case HID_DG_WIDTH: 8213ceb3826SBenjamin Tissoires if (!(app->quirks & MT_QUIRK_NO_AREA)) 822f786bba4SBenjamin Tissoires set_abs(hi->input, ABS_MT_TOUCH_MAJOR, field, 823f786bba4SBenjamin Tissoires cls->sn_width); 82401eaac7eSBenjamin Tissoires MT_STORE_FIELD(w); 8255519cab4SBenjamin Tissoires return 1; 8265519cab4SBenjamin Tissoires case HID_DG_HEIGHT: 8273ceb3826SBenjamin Tissoires if (!(app->quirks & MT_QUIRK_NO_AREA)) { 828f786bba4SBenjamin Tissoires set_abs(hi->input, ABS_MT_TOUCH_MINOR, field, 829f786bba4SBenjamin Tissoires cls->sn_height); 83000720277SWei-Ning Huang 83100720277SWei-Ning Huang /* 83200720277SWei-Ning Huang * Only set ABS_MT_ORIENTATION if it is not 83300720277SWei-Ning Huang * already set by the HID_DG_AZIMUTH usage. 83400720277SWei-Ning Huang */ 83500720277SWei-Ning Huang if (!test_bit(ABS_MT_ORIENTATION, 83600720277SWei-Ning Huang hi->input->absbit)) 8371e648a13SBenjamin Tissoires input_set_abs_params(hi->input, 8381e648a13SBenjamin Tissoires ABS_MT_ORIENTATION, 0, 1, 0, 0); 83977723e3bSHenrik Rydberg } 84001eaac7eSBenjamin Tissoires MT_STORE_FIELD(h); 8415519cab4SBenjamin Tissoires return 1; 8425519cab4SBenjamin Tissoires case HID_DG_TIPPRESSURE: 8435519cab4SBenjamin Tissoires set_abs(hi->input, ABS_MT_PRESSURE, field, 8445519cab4SBenjamin Tissoires cls->sn_pressure); 84501eaac7eSBenjamin Tissoires MT_STORE_FIELD(p); 8465519cab4SBenjamin Tissoires return 1; 84729cc309dSNicolas Boichat case HID_DG_SCANTIME: 84829cc309dSNicolas Boichat input_set_capability(hi->input, EV_MSC, MSC_TIMESTAMP); 84901eaac7eSBenjamin Tissoires app->scantime = &field->value[usage->usage_index]; 85001eaac7eSBenjamin Tissoires app->scantime_logical_max = field->logical_maximum; 85129cc309dSNicolas Boichat return 1; 8525519cab4SBenjamin Tissoires case HID_DG_CONTACTCOUNT: 85301eaac7eSBenjamin Tissoires app->have_contact_count = true; 85401eaac7eSBenjamin Tissoires app->raw_cc = &field->value[usage->usage_index]; 8555519cab4SBenjamin Tissoires return 1; 85600720277SWei-Ning Huang case HID_DG_AZIMUTH: 85700720277SWei-Ning Huang /* 85800720277SWei-Ning Huang * Azimuth has the range of [0, MAX) representing a full 85900720277SWei-Ning Huang * revolution. Set ABS_MT_ORIENTATION to a quarter of 86000720277SWei-Ning Huang * MAX according the definition of ABS_MT_ORIENTATION 86100720277SWei-Ning Huang */ 86200720277SWei-Ning Huang input_set_abs_params(hi->input, ABS_MT_ORIENTATION, 86300720277SWei-Ning Huang -field->logical_maximum / 4, 86400720277SWei-Ning Huang field->logical_maximum / 4, 86500720277SWei-Ning Huang cls->sn_move ? 86600720277SWei-Ning Huang field->logical_maximum / cls->sn_move : 0, 0); 86701eaac7eSBenjamin Tissoires MT_STORE_FIELD(a); 86800720277SWei-Ning Huang return 1; 8695519cab4SBenjamin Tissoires case HID_DG_CONTACTMAX: 87001eaac7eSBenjamin Tissoires /* contact max are global to the report */ 8715519cab4SBenjamin Tissoires return -1; 872c2ef8f21SBenjamin Tissoires case HID_DG_TOUCH: 873c2ef8f21SBenjamin Tissoires /* Legacy devices use TIPSWITCH and not TOUCH. 874c2ef8f21SBenjamin Tissoires * Let's just ignore this field. */ 875c2ef8f21SBenjamin Tissoires return -1; 87665b258e9SAlan Cox } 8775519cab4SBenjamin Tissoires /* let hid-input decide for the others */ 8785519cab4SBenjamin Tissoires return 0; 8795519cab4SBenjamin Tissoires 880c2ef8f21SBenjamin Tissoires case HID_UP_BUTTON: 881c2ef8f21SBenjamin Tissoires code = BTN_MOUSE + ((usage->hid - 1) & HID_USAGE); 882594312b8SBenjamin Tissoires /* 883594312b8SBenjamin Tissoires * MS PTP spec says that external buttons left and right have 884594312b8SBenjamin Tissoires * usages 2 and 3. 885594312b8SBenjamin Tissoires */ 8863ceb3826SBenjamin Tissoires if ((app->quirks & MT_QUIRK_WIN8_PTP_BUTTONS) && 887594312b8SBenjamin Tissoires field->application == HID_DG_TOUCHPAD && 888594312b8SBenjamin Tissoires (usage->hid & HID_USAGE) > 1) 889594312b8SBenjamin Tissoires code--; 890ba6b055eSBenjamin Tissoires 891ba6b055eSBenjamin Tissoires if (field->application == HID_GD_SYSTEM_MULTIAXIS) 892ba6b055eSBenjamin Tissoires code = BTN_0 + ((usage->hid - 1) & HID_USAGE); 893ba6b055eSBenjamin Tissoires 894c2ef8f21SBenjamin Tissoires hid_map_usage(hi, usage, bit, max, EV_KEY, code); 89535556bedSMarc Zyngier if (!*bit) 89635556bedSMarc Zyngier return -1; 897c2ef8f21SBenjamin Tissoires input_set_capability(hi->input, EV_KEY, code); 898c2ef8f21SBenjamin Tissoires return 1; 899c2ef8f21SBenjamin Tissoires 9005519cab4SBenjamin Tissoires case 0xff000000: 9015519cab4SBenjamin Tissoires /* we do not want to map these: no input-oriented meaning */ 9025519cab4SBenjamin Tissoires return -1; 9035519cab4SBenjamin Tissoires } 9045519cab4SBenjamin Tissoires 9055519cab4SBenjamin Tissoires return 0; 9065519cab4SBenjamin Tissoires } 9075519cab4SBenjamin Tissoires 908f146d1c4SBenjamin Tissoires static int mt_compute_slot(struct mt_device *td, struct mt_application *app, 90901eaac7eSBenjamin Tissoires struct mt_usages *slot, 910f146d1c4SBenjamin Tissoires struct input_dev *input) 9115519cab4SBenjamin Tissoires { 9123ceb3826SBenjamin Tissoires __s32 quirks = app->quirks; 9135519cab4SBenjamin Tissoires 9142d93666eSBenjamin Tissoires if (quirks & MT_QUIRK_SLOT_IS_CONTACTID) 91501eaac7eSBenjamin Tissoires return *slot->contactid; 9165519cab4SBenjamin Tissoires 9172d93666eSBenjamin Tissoires if (quirks & MT_QUIRK_CYPRESS) 91801eaac7eSBenjamin Tissoires return cypress_compute_slot(app, slot); 919a3b5e577SBenjamin Tissoires 9202d93666eSBenjamin Tissoires if (quirks & MT_QUIRK_SLOT_IS_CONTACTNUMBER) 921f146d1c4SBenjamin Tissoires return app->num_received; 9225572da08SBenjamin Tissoires 9234a6ee685SBenjamin Tissoires if (quirks & MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE) 92401eaac7eSBenjamin Tissoires return *slot->contactid - 1; 9254a6ee685SBenjamin Tissoires 92601eaac7eSBenjamin Tissoires return input_mt_get_slot_by_key(input, *slot->contactid); 9273e1b5015SHenrik Rydberg } 9283e1b5015SHenrik Rydberg 92928a042a3SDmitry Torokhov static void mt_release_pending_palms(struct mt_device *td, 93028a042a3SDmitry Torokhov struct mt_application *app, 93128a042a3SDmitry Torokhov struct input_dev *input) 93228a042a3SDmitry Torokhov { 93328a042a3SDmitry Torokhov int slotnum; 93428a042a3SDmitry Torokhov bool need_sync = false; 93528a042a3SDmitry Torokhov 93628a042a3SDmitry Torokhov for_each_set_bit(slotnum, app->pending_palm_slots, td->maxcontacts) { 93728a042a3SDmitry Torokhov clear_bit(slotnum, app->pending_palm_slots); 93828a042a3SDmitry Torokhov 93928a042a3SDmitry Torokhov input_mt_slot(input, slotnum); 9405fc70e35SJiada Wang input_mt_report_slot_inactive(input); 94128a042a3SDmitry Torokhov 94228a042a3SDmitry Torokhov need_sync = true; 94328a042a3SDmitry Torokhov } 94428a042a3SDmitry Torokhov 94528a042a3SDmitry Torokhov if (need_sync) { 94628a042a3SDmitry Torokhov input_mt_sync_frame(input); 94728a042a3SDmitry Torokhov input_sync(input); 94828a042a3SDmitry Torokhov } 94928a042a3SDmitry Torokhov } 95028a042a3SDmitry Torokhov 9513e1b5015SHenrik Rydberg /* 9523e1b5015SHenrik Rydberg * this function is called when a whole packet has been received and processed, 9533e1b5015SHenrik Rydberg * so that it can decide what to send to the input layer. 9543e1b5015SHenrik Rydberg */ 955f146d1c4SBenjamin Tissoires static void mt_sync_frame(struct mt_device *td, struct mt_application *app, 956f146d1c4SBenjamin Tissoires struct input_dev *input) 9573e1b5015SHenrik Rydberg { 9583ceb3826SBenjamin Tissoires if (app->quirks & MT_QUIRK_WIN8_PTP_BUTTONS) 959f146d1c4SBenjamin Tissoires input_event(input, EV_KEY, BTN_LEFT, app->left_button_state); 960127e71bdSHans de Goede 96176f5902aSHenrik Rydberg input_mt_sync_frame(input); 962f146d1c4SBenjamin Tissoires input_event(input, EV_MSC, MSC_TIMESTAMP, app->timestamp); 9635519cab4SBenjamin Tissoires input_sync(input); 96428a042a3SDmitry Torokhov 96528a042a3SDmitry Torokhov mt_release_pending_palms(td, app, input); 96628a042a3SDmitry Torokhov 967f146d1c4SBenjamin Tissoires app->num_received = 0; 968f146d1c4SBenjamin Tissoires app->left_button_state = 0; 969f146d1c4SBenjamin Tissoires 97096098274SBenjamin Tissoires if (test_bit(MT_IO_FLAGS_ACTIVE_SLOTS, &td->mt_io_flags)) 97196098274SBenjamin Tissoires set_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags); 97296098274SBenjamin Tissoires else 97396098274SBenjamin Tissoires clear_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags); 97496098274SBenjamin Tissoires clear_bit(MT_IO_FLAGS_ACTIVE_SLOTS, &td->mt_io_flags); 9755519cab4SBenjamin Tissoires } 9765519cab4SBenjamin Tissoires 97701eaac7eSBenjamin Tissoires static int mt_compute_timestamp(struct mt_application *app, __s32 value) 97829cc309dSNicolas Boichat { 979f146d1c4SBenjamin Tissoires long delta = value - app->prev_scantime; 980f146d1c4SBenjamin Tissoires unsigned long jdelta = jiffies_to_usecs(jiffies - app->jiffies); 98129cc309dSNicolas Boichat 982f146d1c4SBenjamin Tissoires app->jiffies = jiffies; 98329cc309dSNicolas Boichat 98429cc309dSNicolas Boichat if (delta < 0) 98501eaac7eSBenjamin Tissoires delta += app->scantime_logical_max; 98629cc309dSNicolas Boichat 98729cc309dSNicolas Boichat /* HID_DG_SCANTIME is expressed in 100us, we want it in us. */ 98829cc309dSNicolas Boichat delta *= 100; 98929cc309dSNicolas Boichat 99029cc309dSNicolas Boichat if (jdelta > MAX_TIMESTAMP_INTERVAL) 99129cc309dSNicolas Boichat /* No data received for a while, resync the timestamp. */ 99229cc309dSNicolas Boichat return 0; 99329cc309dSNicolas Boichat else 994f146d1c4SBenjamin Tissoires return app->timestamp + delta; 99529cc309dSNicolas Boichat } 99629cc309dSNicolas Boichat 997a69c5f8bSBenjamin Tissoires static int mt_touch_event(struct hid_device *hid, struct hid_field *field, 9985519cab4SBenjamin Tissoires struct hid_usage *usage, __s32 value) 9995519cab4SBenjamin Tissoires { 100055978fa9SBenjamin Tissoires /* we will handle the hidinput part later, now remains hiddev */ 100155978fa9SBenjamin Tissoires if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event) 100255978fa9SBenjamin Tissoires hid->hiddev_hid_event(hid, field, usage, value); 100355978fa9SBenjamin Tissoires 100455978fa9SBenjamin Tissoires return 1; 100555978fa9SBenjamin Tissoires } 100655978fa9SBenjamin Tissoires 100701eaac7eSBenjamin Tissoires static int mt_process_slot(struct mt_device *td, struct input_dev *input, 100801eaac7eSBenjamin Tissoires struct mt_application *app, 100901eaac7eSBenjamin Tissoires struct mt_usages *slot) 101055978fa9SBenjamin Tissoires { 101101eaac7eSBenjamin Tissoires struct input_mt *mt = input->mt; 10123ceb3826SBenjamin Tissoires __s32 quirks = app->quirks; 101301eaac7eSBenjamin Tissoires bool valid = true; 101401eaac7eSBenjamin Tissoires bool confidence_state = true; 101501eaac7eSBenjamin Tissoires bool inrange_state = false; 101601eaac7eSBenjamin Tissoires int active; 101701eaac7eSBenjamin Tissoires int slotnum; 1018ba6b055eSBenjamin Tissoires int tool = MT_TOOL_FINGER; 10195519cab4SBenjamin Tissoires 102001eaac7eSBenjamin Tissoires if (!slot) 102101eaac7eSBenjamin Tissoires return -EINVAL; 102201eaac7eSBenjamin Tissoires 102301eaac7eSBenjamin Tissoires if ((quirks & MT_QUIRK_CONTACT_CNT_ACCURATE) && 102401eaac7eSBenjamin Tissoires app->num_received >= app->num_expected) 102501eaac7eSBenjamin Tissoires return -EAGAIN; 102601eaac7eSBenjamin Tissoires 102701eaac7eSBenjamin Tissoires if (!(quirks & MT_QUIRK_ALWAYS_VALID)) { 102820b60e6dSBenjamin Tissoires if (quirks & MT_QUIRK_VALID_IS_INRANGE) 102901eaac7eSBenjamin Tissoires valid = *slot->inrange_state; 10302d93666eSBenjamin Tissoires if (quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) 103101eaac7eSBenjamin Tissoires valid = *slot->tip_state; 10322d93666eSBenjamin Tissoires if (quirks & MT_QUIRK_VALID_IS_CONFIDENCE) 103301eaac7eSBenjamin Tissoires valid = *slot->confidence_state; 103401eaac7eSBenjamin Tissoires 103501eaac7eSBenjamin Tissoires if (!valid) 103601eaac7eSBenjamin Tissoires return 0; 103701eaac7eSBenjamin Tissoires } 103801eaac7eSBenjamin Tissoires 103901eaac7eSBenjamin Tissoires slotnum = mt_compute_slot(td, app, slot, input); 104001eaac7eSBenjamin Tissoires if (slotnum < 0 || slotnum >= td->maxcontacts) 104101eaac7eSBenjamin Tissoires return 0; 104201eaac7eSBenjamin Tissoires 104301eaac7eSBenjamin Tissoires if ((quirks & MT_QUIRK_IGNORE_DUPLICATES) && mt) { 104401eaac7eSBenjamin Tissoires struct input_mt_slot *i_slot = &mt->slots[slotnum]; 104501eaac7eSBenjamin Tissoires 104601eaac7eSBenjamin Tissoires if (input_mt_is_active(i_slot) && 104701eaac7eSBenjamin Tissoires input_mt_is_used(mt, i_slot)) 104801eaac7eSBenjamin Tissoires return -EAGAIN; 104901eaac7eSBenjamin Tissoires } 105001eaac7eSBenjamin Tissoires 105101eaac7eSBenjamin Tissoires if (quirks & MT_QUIRK_CONFIDENCE) 105201eaac7eSBenjamin Tissoires confidence_state = *slot->confidence_state; 105301eaac7eSBenjamin Tissoires 105401eaac7eSBenjamin Tissoires if (quirks & MT_QUIRK_HOVERING) 105501eaac7eSBenjamin Tissoires inrange_state = *slot->inrange_state; 105601eaac7eSBenjamin Tissoires 10579152c7d7SDmitry Torokhov active = *slot->tip_state || inrange_state; 105801eaac7eSBenjamin Tissoires 1059ba6b055eSBenjamin Tissoires if (app->application == HID_GD_SYSTEM_MULTIAXIS) 1060ba6b055eSBenjamin Tissoires tool = MT_TOOL_DIAL; 106128a042a3SDmitry Torokhov else if (unlikely(!confidence_state)) { 10629152c7d7SDmitry Torokhov tool = MT_TOOL_PALM; 1063306d5acbSPan Zhang if (!active && mt && 106428a042a3SDmitry Torokhov input_mt_is_active(&mt->slots[slotnum])) { 106528a042a3SDmitry Torokhov /* 106628a042a3SDmitry Torokhov * The non-confidence was reported for 106728a042a3SDmitry Torokhov * previously valid contact that is also no 106828a042a3SDmitry Torokhov * longer valid. We can't simply report 106928a042a3SDmitry Torokhov * lift-off as userspace will not be aware 107028a042a3SDmitry Torokhov * of non-confidence, so we need to split 107128a042a3SDmitry Torokhov * it into 2 events: active MT_TOOL_PALM 107228a042a3SDmitry Torokhov * and a separate liftoff. 107328a042a3SDmitry Torokhov */ 107428a042a3SDmitry Torokhov active = true; 107528a042a3SDmitry Torokhov set_bit(slotnum, app->pending_palm_slots); 107628a042a3SDmitry Torokhov } 107728a042a3SDmitry Torokhov } 1078ba6b055eSBenjamin Tissoires 107901eaac7eSBenjamin Tissoires input_mt_slot(input, slotnum); 1080ba6b055eSBenjamin Tissoires input_mt_report_slot_state(input, tool, active); 108101eaac7eSBenjamin Tissoires if (active) { 108201eaac7eSBenjamin Tissoires /* this finger is in proximity of the sensor */ 108301eaac7eSBenjamin Tissoires int wide = (*slot->w > *slot->h); 108401eaac7eSBenjamin Tissoires int major = max(*slot->w, *slot->h); 108501eaac7eSBenjamin Tissoires int minor = min(*slot->w, *slot->h); 108601eaac7eSBenjamin Tissoires int orientation = wide; 108701eaac7eSBenjamin Tissoires int max_azimuth; 108801eaac7eSBenjamin Tissoires int azimuth; 108901eaac7eSBenjamin Tissoires 109001eaac7eSBenjamin Tissoires if (slot->a != DEFAULT_ZERO) { 109100720277SWei-Ning Huang /* 109200720277SWei-Ning Huang * Azimuth is counter-clockwise and ranges from [0, MAX) 109300720277SWei-Ning Huang * (a full revolution). Convert it to clockwise ranging 109400720277SWei-Ning Huang * [-MAX/2, MAX/2]. 109500720277SWei-Ning Huang * 109600720277SWei-Ning Huang * Note that ABS_MT_ORIENTATION require us to report 109700720277SWei-Ning Huang * the limit of [-MAX/4, MAX/4], but the value can go 109800720277SWei-Ning Huang * out of range to [-MAX/2, MAX/2] to report an upside 109900720277SWei-Ning Huang * down ellipsis. 110000720277SWei-Ning Huang */ 110101eaac7eSBenjamin Tissoires azimuth = *slot->a; 110201eaac7eSBenjamin Tissoires max_azimuth = input_abs_get_max(input, 110301eaac7eSBenjamin Tissoires ABS_MT_ORIENTATION); 110401eaac7eSBenjamin Tissoires if (azimuth > max_azimuth * 2) 110501eaac7eSBenjamin Tissoires azimuth -= max_azimuth * 4; 110601eaac7eSBenjamin Tissoires orientation = -azimuth; 110701eaac7eSBenjamin Tissoires } 11085519cab4SBenjamin Tissoires 11099152c7d7SDmitry Torokhov if (quirks & MT_QUIRK_TOUCH_SIZE_SCALING) { 111001eaac7eSBenjamin Tissoires /* 111101eaac7eSBenjamin Tissoires * divided by two to match visual scale of touch 111201eaac7eSBenjamin Tissoires * for devices with this quirk 111301eaac7eSBenjamin Tissoires */ 111401eaac7eSBenjamin Tissoires major = major >> 1; 111501eaac7eSBenjamin Tissoires minor = minor >> 1; 111601eaac7eSBenjamin Tissoires } 111701eaac7eSBenjamin Tissoires 111801eaac7eSBenjamin Tissoires input_event(input, EV_ABS, ABS_MT_POSITION_X, *slot->x); 111901eaac7eSBenjamin Tissoires input_event(input, EV_ABS, ABS_MT_POSITION_Y, *slot->y); 112001eaac7eSBenjamin Tissoires input_event(input, EV_ABS, ABS_MT_TOOL_X, *slot->cx); 112101eaac7eSBenjamin Tissoires input_event(input, EV_ABS, ABS_MT_TOOL_Y, *slot->cy); 112201eaac7eSBenjamin Tissoires input_event(input, EV_ABS, ABS_MT_DISTANCE, !*slot->tip_state); 112301eaac7eSBenjamin Tissoires input_event(input, EV_ABS, ABS_MT_ORIENTATION, orientation); 112401eaac7eSBenjamin Tissoires input_event(input, EV_ABS, ABS_MT_PRESSURE, *slot->p); 112501eaac7eSBenjamin Tissoires input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, major); 112601eaac7eSBenjamin Tissoires input_event(input, EV_ABS, ABS_MT_TOUCH_MINOR, minor); 112701eaac7eSBenjamin Tissoires 112801eaac7eSBenjamin Tissoires set_bit(MT_IO_FLAGS_ACTIVE_SLOTS, &td->mt_io_flags); 112901eaac7eSBenjamin Tissoires } 113001eaac7eSBenjamin Tissoires 113101eaac7eSBenjamin Tissoires return 0; 113201eaac7eSBenjamin Tissoires } 113301eaac7eSBenjamin Tissoires 113401eaac7eSBenjamin Tissoires static void mt_process_mt_event(struct hid_device *hid, 113501eaac7eSBenjamin Tissoires struct mt_application *app, 113601eaac7eSBenjamin Tissoires struct hid_field *field, 113701eaac7eSBenjamin Tissoires struct hid_usage *usage, 113801eaac7eSBenjamin Tissoires __s32 value, 113901eaac7eSBenjamin Tissoires bool first_packet) 114001eaac7eSBenjamin Tissoires { 114101eaac7eSBenjamin Tissoires __s32 quirks = app->quirks; 114201eaac7eSBenjamin Tissoires struct input_dev *input = field->hidinput->input; 114301eaac7eSBenjamin Tissoires 114401eaac7eSBenjamin Tissoires if (!usage->type || !(hid->claimed & HID_CLAIMED_INPUT)) 114501eaac7eSBenjamin Tissoires return; 114601eaac7eSBenjamin Tissoires 114701eaac7eSBenjamin Tissoires if (quirks & MT_QUIRK_WIN8_PTP_BUTTONS) { 114801eaac7eSBenjamin Tissoires 114955746d28SHans de Goede /* 115055746d28SHans de Goede * For Win8 PTP touchpads we should only look at 115101eaac7eSBenjamin Tissoires * non finger/touch events in the first_packet of a 115201eaac7eSBenjamin Tissoires * (possible) multi-packet frame. 115355746d28SHans de Goede */ 115401eaac7eSBenjamin Tissoires if (!first_packet) 115555746d28SHans de Goede return; 115655746d28SHans de Goede 1157127e71bdSHans de Goede /* 1158127e71bdSHans de Goede * For Win8 PTP touchpads we map both the clickpad click 1159127e71bdSHans de Goede * and any "external" left buttons to BTN_LEFT if a 1160127e71bdSHans de Goede * device claims to have both we need to report 1 for 1161127e71bdSHans de Goede * BTN_LEFT if either is pressed, so we or all values 1162127e71bdSHans de Goede * together and report the result in mt_sync_frame(). 1163127e71bdSHans de Goede */ 116401eaac7eSBenjamin Tissoires if (usage->type == EV_KEY && usage->code == BTN_LEFT) { 1165f146d1c4SBenjamin Tissoires app->left_button_state |= value; 1166127e71bdSHans de Goede return; 1167127e71bdSHans de Goede } 11685519cab4SBenjamin Tissoires } 11695519cab4SBenjamin Tissoires 117001eaac7eSBenjamin Tissoires input_event(input, usage->type, usage->code, value); 117155978fa9SBenjamin Tissoires } 11722d93666eSBenjamin Tissoires 11738dfe14b3SBenjamin Tissoires static void mt_touch_report(struct hid_device *hid, 11748dfe14b3SBenjamin Tissoires struct mt_report_data *rdata) 117555978fa9SBenjamin Tissoires { 117655978fa9SBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hid); 11778dfe14b3SBenjamin Tissoires struct hid_report *report = rdata->report; 11788dfe14b3SBenjamin Tissoires struct mt_application *app = rdata->application; 117955978fa9SBenjamin Tissoires struct hid_field *field; 118001eaac7eSBenjamin Tissoires struct input_dev *input; 118101eaac7eSBenjamin Tissoires struct mt_usages *slot; 118255746d28SHans de Goede bool first_packet; 118355978fa9SBenjamin Tissoires unsigned count; 1184f146d1c4SBenjamin Tissoires int r, n; 1185f146d1c4SBenjamin Tissoires int scantime = 0; 1186f146d1c4SBenjamin Tissoires int contact_count = -1; 11875519cab4SBenjamin Tissoires 11884f4001bcSBenjamin Tissoires /* sticky fingers release in progress, abort */ 1189*be6e2b57SAndri Yngvason if (test_and_set_bit_lock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags)) 11904f4001bcSBenjamin Tissoires return; 11914f4001bcSBenjamin Tissoires 119201eaac7eSBenjamin Tissoires scantime = *app->scantime; 119301eaac7eSBenjamin Tissoires app->timestamp = mt_compute_timestamp(app, scantime); 119401eaac7eSBenjamin Tissoires if (app->raw_cc != DEFAULT_ZERO) 119501eaac7eSBenjamin Tissoires contact_count = *app->raw_cc; 119601eaac7eSBenjamin Tissoires 1197c2517f62SBenjamin Tissoires /* 1198c2517f62SBenjamin Tissoires * Includes multi-packet support where subsequent 1199c2517f62SBenjamin Tissoires * packets are sent with zero contactcount. 1200c2517f62SBenjamin Tissoires */ 120101eaac7eSBenjamin Tissoires if (contact_count >= 0) { 1202af8dc4d0SHans de Goede /* 1203af8dc4d0SHans de Goede * For Win8 PTPs the first packet (td->num_received == 0) may 1204af8dc4d0SHans de Goede * have a contactcount of 0 if there only is a button event. 1205af8dc4d0SHans de Goede * We double check that this is not a continuation packet 1206af8dc4d0SHans de Goede * of a possible multi-packet frame be checking that the 1207af8dc4d0SHans de Goede * timestamp has changed. 1208af8dc4d0SHans de Goede */ 12093ceb3826SBenjamin Tissoires if ((app->quirks & MT_QUIRK_WIN8_PTP_BUTTONS) && 1210f146d1c4SBenjamin Tissoires app->num_received == 0 && 1211f146d1c4SBenjamin Tissoires app->prev_scantime != scantime) 1212f146d1c4SBenjamin Tissoires app->num_expected = contact_count; 1213af8dc4d0SHans de Goede /* A non 0 contact count always indicates a first packet */ 1214f146d1c4SBenjamin Tissoires else if (contact_count) 1215f146d1c4SBenjamin Tissoires app->num_expected = contact_count; 12167e3cc447SBenjamin Tissoires } 1217f146d1c4SBenjamin Tissoires app->prev_scantime = scantime; 1218c2517f62SBenjamin Tissoires 1219f146d1c4SBenjamin Tissoires first_packet = app->num_received == 0; 122001eaac7eSBenjamin Tissoires 122101eaac7eSBenjamin Tissoires input = report->field[0]->hidinput->input; 122201eaac7eSBenjamin Tissoires 122301eaac7eSBenjamin Tissoires list_for_each_entry(slot, &app->mt_usages, list) { 122401eaac7eSBenjamin Tissoires if (!mt_process_slot(td, input, app, slot)) 122501eaac7eSBenjamin Tissoires app->num_received++; 122601eaac7eSBenjamin Tissoires } 122701eaac7eSBenjamin Tissoires 122855978fa9SBenjamin Tissoires for (r = 0; r < report->maxfield; r++) { 122955978fa9SBenjamin Tissoires field = report->field[r]; 123055978fa9SBenjamin Tissoires count = field->report_count; 123155978fa9SBenjamin Tissoires 123255978fa9SBenjamin Tissoires if (!(HID_MAIN_ITEM_VARIABLE & field->flags)) 123355978fa9SBenjamin Tissoires continue; 123455978fa9SBenjamin Tissoires 123555978fa9SBenjamin Tissoires for (n = 0; n < count; n++) 123601eaac7eSBenjamin Tissoires mt_process_mt_event(hid, app, field, 123701eaac7eSBenjamin Tissoires &field->usage[n], field->value[n], 123801eaac7eSBenjamin Tissoires first_packet); 123955978fa9SBenjamin Tissoires } 12405b62efd8SBenjamin Tissoires 1241f146d1c4SBenjamin Tissoires if (app->num_received >= app->num_expected) 124201eaac7eSBenjamin Tissoires mt_sync_frame(td, app, input); 12434f4001bcSBenjamin Tissoires 12444f4001bcSBenjamin Tissoires /* 12454f4001bcSBenjamin Tissoires * Windows 8 specs says 2 things: 12464f4001bcSBenjamin Tissoires * - once a contact has been reported, it has to be reported in each 12474f4001bcSBenjamin Tissoires * subsequent report 12484f4001bcSBenjamin Tissoires * - the report rate when fingers are present has to be at least 12494f4001bcSBenjamin Tissoires * the refresh rate of the screen, 60 or 120 Hz 12504f4001bcSBenjamin Tissoires * 12514f4001bcSBenjamin Tissoires * I interprete this that the specification forces a report rate of 12524f4001bcSBenjamin Tissoires * at least 60 Hz for a touchscreen to be certified. 12534f4001bcSBenjamin Tissoires * Which means that if we do not get a report whithin 16 ms, either 12544f4001bcSBenjamin Tissoires * something wrong happens, either the touchscreen forgets to send 12554f4001bcSBenjamin Tissoires * a release. Taking a reasonable margin allows to remove issues 12564f4001bcSBenjamin Tissoires * with USB communication or the load of the machine. 12574f4001bcSBenjamin Tissoires * 12584f4001bcSBenjamin Tissoires * Given that Win 8 devices are forced to send a release, this will 12594f4001bcSBenjamin Tissoires * only affect laggish machines and the ones that have a firmware 12604f4001bcSBenjamin Tissoires * defect. 12614f4001bcSBenjamin Tissoires */ 12623ceb3826SBenjamin Tissoires if (app->quirks & MT_QUIRK_STICKY_FINGERS) { 126396098274SBenjamin Tissoires if (test_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags)) 126496098274SBenjamin Tissoires mod_timer(&td->release_timer, 126596098274SBenjamin Tissoires jiffies + msecs_to_jiffies(100)); 126696098274SBenjamin Tissoires else 126796098274SBenjamin Tissoires del_timer(&td->release_timer); 126896098274SBenjamin Tissoires } 12694f4001bcSBenjamin Tissoires 1270*be6e2b57SAndri Yngvason clear_bit_unlock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags); 12715519cab4SBenjamin Tissoires } 12725519cab4SBenjamin Tissoires 1273b2c68a2fSDmitry Torokhov static int mt_touch_input_configured(struct hid_device *hdev, 1274f146d1c4SBenjamin Tissoires struct hid_input *hi, 1275f146d1c4SBenjamin Tissoires struct mt_application *app) 1276a69c5f8bSBenjamin Tissoires { 1277a69c5f8bSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 1278a69c5f8bSBenjamin Tissoires struct mt_class *cls = &td->mtclass; 1279a69c5f8bSBenjamin Tissoires struct input_dev *input = hi->input; 1280b2c68a2fSDmitry Torokhov int ret; 1281a69c5f8bSBenjamin Tissoires 1282a69c5f8bSBenjamin Tissoires if (!td->maxcontacts) 1283a69c5f8bSBenjamin Tissoires td->maxcontacts = MT_DEFAULT_MAXCONTACT; 1284a69c5f8bSBenjamin Tissoires 1285f146d1c4SBenjamin Tissoires mt_post_parse(td, app); 1286a69c5f8bSBenjamin Tissoires if (td->serial_maybe) 1287f146d1c4SBenjamin Tissoires mt_post_parse_default_settings(td, app); 1288a69c5f8bSBenjamin Tissoires 1289a69c5f8bSBenjamin Tissoires if (cls->is_indirect) 1290f146d1c4SBenjamin Tissoires app->mt_flags |= INPUT_MT_POINTER; 1291a69c5f8bSBenjamin Tissoires 12923ceb3826SBenjamin Tissoires if (app->quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) 1293f146d1c4SBenjamin Tissoires app->mt_flags |= INPUT_MT_DROP_UNUSED; 1294a69c5f8bSBenjamin Tissoires 1295015fdaa9SBenjamin Tissoires /* check for clickpads */ 1296f146d1c4SBenjamin Tissoires if ((app->mt_flags & INPUT_MT_POINTER) && 1297f146d1c4SBenjamin Tissoires (app->buttons_count == 1)) 12982c6e0277SSeth Forshee td->is_buttonpad = true; 12992c6e0277SSeth Forshee 13002c6e0277SSeth Forshee if (td->is_buttonpad) 1301015fdaa9SBenjamin Tissoires __set_bit(INPUT_PROP_BUTTONPAD, input->propbit); 1302015fdaa9SBenjamin Tissoires 130328a042a3SDmitry Torokhov app->pending_palm_slots = devm_kcalloc(&hi->input->dev, 130428a042a3SDmitry Torokhov BITS_TO_LONGS(td->maxcontacts), 130528a042a3SDmitry Torokhov sizeof(long), 130628a042a3SDmitry Torokhov GFP_KERNEL); 130728a042a3SDmitry Torokhov if (!app->pending_palm_slots) 130828a042a3SDmitry Torokhov return -ENOMEM; 130928a042a3SDmitry Torokhov 1310f146d1c4SBenjamin Tissoires ret = input_mt_init_slots(input, td->maxcontacts, app->mt_flags); 1311b2c68a2fSDmitry Torokhov if (ret) 1312b2c68a2fSDmitry Torokhov return ret; 1313a69c5f8bSBenjamin Tissoires 1314f146d1c4SBenjamin Tissoires app->mt_flags = 0; 1315b2c68a2fSDmitry Torokhov return 0; 1316a69c5f8bSBenjamin Tissoires } 1317a69c5f8bSBenjamin Tissoires 1318957b8dffSJoão Paulo Rechi Vita #define mt_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, \ 1319957b8dffSJoão Paulo Rechi Vita max, EV_KEY, (c)) 1320a69c5f8bSBenjamin Tissoires static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi, 1321a69c5f8bSBenjamin Tissoires struct hid_field *field, struct hid_usage *usage, 1322a69c5f8bSBenjamin Tissoires unsigned long **bit, int *max) 1323a69c5f8bSBenjamin Tissoires { 13246aef704eSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 1325f146d1c4SBenjamin Tissoires struct mt_application *application; 13268dfe14b3SBenjamin Tissoires struct mt_report_data *rdata; 13276aef704eSBenjamin Tissoires 13288dfe14b3SBenjamin Tissoires rdata = mt_find_report_data(td, field->report); 13298dfe14b3SBenjamin Tissoires if (!rdata) { 13308dfe14b3SBenjamin Tissoires hid_err(hdev, "failed to allocate data for report\n"); 13318dfe14b3SBenjamin Tissoires return 0; 13328dfe14b3SBenjamin Tissoires } 13338dfe14b3SBenjamin Tissoires 13348dfe14b3SBenjamin Tissoires application = rdata->application; 13353ceb3826SBenjamin Tissoires 13366aef704eSBenjamin Tissoires /* 13376aef704eSBenjamin Tissoires * If mtclass.export_all_inputs is not set, only map fields from 13386aef704eSBenjamin Tissoires * TouchScreen or TouchPad collections. We need to ignore fields 13396aef704eSBenjamin Tissoires * that belong to other collections such as Mouse that might have 13406aef704eSBenjamin Tissoires * the same GenericDesktop usages. 13416aef704eSBenjamin Tissoires */ 13426aef704eSBenjamin Tissoires if (!td->mtclass.export_all_inputs && 13436aef704eSBenjamin Tissoires field->application != HID_DG_TOUCHSCREEN && 1344fa11aa72SBenjamin Tissoires field->application != HID_DG_PEN && 13458fe89ef0SBenjamin Tissoires field->application != HID_DG_TOUCHPAD && 13468fe89ef0SBenjamin Tissoires field->application != HID_GD_KEYBOARD && 1347e57f4e67SHans de Goede field->application != HID_GD_SYSTEM_CONTROL && 13481fbf74efSJoão Paulo Rechi Vita field->application != HID_CP_CONSUMER_CONTROL && 1349957b8dffSJoão Paulo Rechi Vita field->application != HID_GD_WIRELESS_RADIO_CTLS && 1350ba6b055eSBenjamin Tissoires field->application != HID_GD_SYSTEM_MULTIAXIS && 1351957b8dffSJoão Paulo Rechi Vita !(field->application == HID_VD_ASUS_CUSTOM_MEDIA_KEYS && 13523ceb3826SBenjamin Tissoires application->quirks & MT_QUIRK_ASUS_CUSTOM_UP)) 13536f492f28SBenjamin Tissoires return -1; 1354a69c5f8bSBenjamin Tissoires 13556aef704eSBenjamin Tissoires /* 1356957b8dffSJoão Paulo Rechi Vita * Some Asus keyboard+touchpad devices have the hotkeys defined in the 1357957b8dffSJoão Paulo Rechi Vita * touchpad report descriptor. We need to treat these as an array to 1358957b8dffSJoão Paulo Rechi Vita * map usages to input keys. 1359957b8dffSJoão Paulo Rechi Vita */ 136039bbf402SJiri Kosina if (field->application == HID_VD_ASUS_CUSTOM_MEDIA_KEYS && 13613ceb3826SBenjamin Tissoires application->quirks & MT_QUIRK_ASUS_CUSTOM_UP && 1362957b8dffSJoão Paulo Rechi Vita (usage->hid & HID_USAGE_PAGE) == HID_UP_CUSTOM) { 1363957b8dffSJoão Paulo Rechi Vita set_bit(EV_REP, hi->input->evbit); 1364957b8dffSJoão Paulo Rechi Vita if (field->flags & HID_MAIN_ITEM_VARIABLE) 1365957b8dffSJoão Paulo Rechi Vita field->flags &= ~HID_MAIN_ITEM_VARIABLE; 1366957b8dffSJoão Paulo Rechi Vita switch (usage->hid & HID_USAGE) { 1367957b8dffSJoão Paulo Rechi Vita case 0x10: mt_map_key_clear(KEY_BRIGHTNESSDOWN); break; 1368957b8dffSJoão Paulo Rechi Vita case 0x20: mt_map_key_clear(KEY_BRIGHTNESSUP); break; 1369957b8dffSJoão Paulo Rechi Vita case 0x35: mt_map_key_clear(KEY_DISPLAY_OFF); break; 1370957b8dffSJoão Paulo Rechi Vita case 0x6b: mt_map_key_clear(KEY_F21); break; 1371957b8dffSJoão Paulo Rechi Vita case 0x6c: mt_map_key_clear(KEY_SLEEP); break; 1372957b8dffSJoão Paulo Rechi Vita default: 1373957b8dffSJoão Paulo Rechi Vita return -1; 1374957b8dffSJoão Paulo Rechi Vita } 1375957b8dffSJoão Paulo Rechi Vita return 1; 1376957b8dffSJoão Paulo Rechi Vita } 1377957b8dffSJoão Paulo Rechi Vita 1378ba6b055eSBenjamin Tissoires if (rdata->is_mt_collection) 1379f146d1c4SBenjamin Tissoires return mt_touch_input_mapping(hdev, hi, field, usage, bit, max, 1380f146d1c4SBenjamin Tissoires application); 13816aef704eSBenjamin Tissoires 13827ffa13beSBenjamin Tissoires /* 13837ffa13beSBenjamin Tissoires * some egalax touchscreens have "application == DG_TOUCHSCREEN" 13847ffa13beSBenjamin Tissoires * for the stylus. Overwrite the hid_input application 13857ffa13beSBenjamin Tissoires */ 13867ffa13beSBenjamin Tissoires if (field->physical == HID_DG_STYLUS) 13877ffa13beSBenjamin Tissoires hi->application = HID_DG_STYLUS; 13887ffa13beSBenjamin Tissoires 13896aef704eSBenjamin Tissoires /* let hid-core decide for the others */ 13906aef704eSBenjamin Tissoires return 0; 1391a69c5f8bSBenjamin Tissoires } 1392a69c5f8bSBenjamin Tissoires 1393a69c5f8bSBenjamin Tissoires static int mt_input_mapped(struct hid_device *hdev, struct hid_input *hi, 1394a69c5f8bSBenjamin Tissoires struct hid_field *field, struct hid_usage *usage, 1395a69c5f8bSBenjamin Tissoires unsigned long **bit, int *max) 1396a69c5f8bSBenjamin Tissoires { 1397ba6b055eSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 1398ba6b055eSBenjamin Tissoires struct mt_report_data *rdata; 1399fa11aa72SBenjamin Tissoires 1400ba6b055eSBenjamin Tissoires rdata = mt_find_report_data(td, field->report); 1401ba6b055eSBenjamin Tissoires if (rdata && rdata->is_mt_collection) { 14024cf56a89SDmitry Torokhov /* We own these mappings, tell hid-input to ignore them */ 14034cf56a89SDmitry Torokhov return -1; 14044cf56a89SDmitry Torokhov } 14056aef704eSBenjamin Tissoires 14066aef704eSBenjamin Tissoires /* let hid-core decide for the others */ 14076aef704eSBenjamin Tissoires return 0; 1408a69c5f8bSBenjamin Tissoires } 1409a69c5f8bSBenjamin Tissoires 1410a69c5f8bSBenjamin Tissoires static int mt_event(struct hid_device *hid, struct hid_field *field, 1411a69c5f8bSBenjamin Tissoires struct hid_usage *usage, __s32 value) 1412a69c5f8bSBenjamin Tissoires { 1413a69c5f8bSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hid); 14148dfe14b3SBenjamin Tissoires struct mt_report_data *rdata; 1415a69c5f8bSBenjamin Tissoires 14168dfe14b3SBenjamin Tissoires rdata = mt_find_report_data(td, field->report); 14178dfe14b3SBenjamin Tissoires if (rdata && rdata->is_mt_collection) 1418a69c5f8bSBenjamin Tissoires return mt_touch_event(hid, field, usage, value); 1419a69c5f8bSBenjamin Tissoires 1420e55f6200SBenjamin Tissoires return 0; 1421a69c5f8bSBenjamin Tissoires } 1422a69c5f8bSBenjamin Tissoires 1423a69c5f8bSBenjamin Tissoires static void mt_report(struct hid_device *hid, struct hid_report *report) 1424a69c5f8bSBenjamin Tissoires { 1425a69c5f8bSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hid); 1426e55f6200SBenjamin Tissoires struct hid_field *field = report->field[0]; 14278dfe14b3SBenjamin Tissoires struct mt_report_data *rdata; 1428a69c5f8bSBenjamin Tissoires 1429a69c5f8bSBenjamin Tissoires if (!(hid->claimed & HID_CLAIMED_INPUT)) 1430a69c5f8bSBenjamin Tissoires return; 1431a69c5f8bSBenjamin Tissoires 14328dfe14b3SBenjamin Tissoires rdata = mt_find_report_data(td, report); 14338dfe14b3SBenjamin Tissoires if (rdata && rdata->is_mt_collection) 14348dfe14b3SBenjamin Tissoires return mt_touch_report(hid, rdata); 1435fa11aa72SBenjamin Tissoires 1436e55f6200SBenjamin Tissoires if (field && field->hidinput && field->hidinput->input) 1437e55f6200SBenjamin Tissoires input_sync(field->hidinput->input); 14385519cab4SBenjamin Tissoires } 14395519cab4SBenjamin Tissoires 14407f81c8dbSBenjamin Tissoires static bool mt_need_to_apply_feature(struct hid_device *hdev, 14417f81c8dbSBenjamin Tissoires struct hid_field *field, 144202946f4bSBenjamin Tissoires struct hid_usage *usage, 144302946f4bSBenjamin Tissoires enum latency_mode latency, 144402946f4bSBenjamin Tissoires bool surface_switch, 1445ec6adef5SBenjamin Tissoires bool button_switch, 1446ec6adef5SBenjamin Tissoires bool *inputmode_found) 14475519cab4SBenjamin Tissoires { 14485519cab4SBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 1449da10bc25SMathieu Magnaudet struct mt_class *cls = &td->mtclass; 14507f81c8dbSBenjamin Tissoires struct hid_report *report = field->report; 14517f81c8dbSBenjamin Tissoires unsigned int index = usage->usage_index; 1452da10bc25SMathieu Magnaudet char *buf; 14533064a03bSAaron Ma u32 report_len; 14547f81c8dbSBenjamin Tissoires int max; 14555519cab4SBenjamin Tissoires 14567f81c8dbSBenjamin Tissoires switch (usage->hid) { 14577f81c8dbSBenjamin Tissoires case HID_DG_INPUTMODE: 1458ec6adef5SBenjamin Tissoires /* 1459ec6adef5SBenjamin Tissoires * Some elan panels wrongly declare 2 input mode features, 1460ec6adef5SBenjamin Tissoires * and silently ignore when we set the value in the second 1461ec6adef5SBenjamin Tissoires * field. Skip the second feature and hope for the best. 1462ec6adef5SBenjamin Tissoires */ 1463ec6adef5SBenjamin Tissoires if (*inputmode_found) 1464ec6adef5SBenjamin Tissoires return false; 1465ec6adef5SBenjamin Tissoires 1466da10bc25SMathieu Magnaudet if (cls->quirks & MT_QUIRK_FORCE_GET_FEATURE) { 14677f81c8dbSBenjamin Tissoires report_len = hid_report_len(report); 14687f81c8dbSBenjamin Tissoires buf = hid_alloc_report_buf(report, GFP_KERNEL); 1469da10bc25SMathieu Magnaudet if (!buf) { 14707f81c8dbSBenjamin Tissoires hid_err(hdev, 14717f81c8dbSBenjamin Tissoires "failed to allocate buffer for report\n"); 14727f81c8dbSBenjamin Tissoires return false; 1473da10bc25SMathieu Magnaudet } 14747f81c8dbSBenjamin Tissoires hid_hw_raw_request(hdev, report->id, buf, report_len, 1475da10bc25SMathieu Magnaudet HID_FEATURE_REPORT, 1476da10bc25SMathieu Magnaudet HID_REQ_GET_REPORT); 1477da10bc25SMathieu Magnaudet kfree(buf); 1478da10bc25SMathieu Magnaudet } 14797f81c8dbSBenjamin Tissoires 14807f81c8dbSBenjamin Tissoires field->value[index] = td->inputmode_value; 1481ec6adef5SBenjamin Tissoires *inputmode_found = true; 14827f81c8dbSBenjamin Tissoires return true; 14837f81c8dbSBenjamin Tissoires 14847f81c8dbSBenjamin Tissoires case HID_DG_CONTACTMAX: 14853ceb3826SBenjamin Tissoires if (cls->maxcontacts) { 14867f81c8dbSBenjamin Tissoires max = min_t(int, field->logical_maximum, 14873ceb3826SBenjamin Tissoires cls->maxcontacts); 14887f81c8dbSBenjamin Tissoires if (field->value[index] != max) { 14897f81c8dbSBenjamin Tissoires field->value[index] = max; 14907f81c8dbSBenjamin Tissoires return true; 14915519cab4SBenjamin Tissoires } 14925519cab4SBenjamin Tissoires } 14937f81c8dbSBenjamin Tissoires break; 149402946f4bSBenjamin Tissoires 149502946f4bSBenjamin Tissoires case HID_DG_LATENCYMODE: 149602946f4bSBenjamin Tissoires field->value[index] = latency; 149799c703acSJiri Kosina return true; 149802946f4bSBenjamin Tissoires 149902946f4bSBenjamin Tissoires case HID_DG_SURFACESWITCH: 150002946f4bSBenjamin Tissoires field->value[index] = surface_switch; 150199c703acSJiri Kosina return true; 150202946f4bSBenjamin Tissoires 150302946f4bSBenjamin Tissoires case HID_DG_BUTTONSWITCH: 150402946f4bSBenjamin Tissoires field->value[index] = button_switch; 150599c703acSJiri Kosina return true; 15067f81c8dbSBenjamin Tissoires } 15075519cab4SBenjamin Tissoires 15087f81c8dbSBenjamin Tissoires return false; /* no need to update the report */ 15097f81c8dbSBenjamin Tissoires } 15107f81c8dbSBenjamin Tissoires 151102946f4bSBenjamin Tissoires static void mt_set_modes(struct hid_device *hdev, enum latency_mode latency, 151202946f4bSBenjamin Tissoires bool surface_switch, bool button_switch) 151331ae9bddSBenjamin Tissoires { 15147f81c8dbSBenjamin Tissoires struct hid_report_enum *rep_enum; 15157f81c8dbSBenjamin Tissoires struct hid_report *rep; 15167f81c8dbSBenjamin Tissoires struct hid_usage *usage; 15177f81c8dbSBenjamin Tissoires int i, j; 15187f81c8dbSBenjamin Tissoires bool update_report; 1519ec6adef5SBenjamin Tissoires bool inputmode_found = false; 152031ae9bddSBenjamin Tissoires 15217f81c8dbSBenjamin Tissoires rep_enum = &hdev->report_enum[HID_FEATURE_REPORT]; 15227f81c8dbSBenjamin Tissoires list_for_each_entry(rep, &rep_enum->report_list, list) { 15237f81c8dbSBenjamin Tissoires update_report = false; 152431ae9bddSBenjamin Tissoires 15257f81c8dbSBenjamin Tissoires for (i = 0; i < rep->maxfield; i++) { 15267f81c8dbSBenjamin Tissoires /* Ignore if report count is out of bounds. */ 15277f81c8dbSBenjamin Tissoires if (rep->field[i]->report_count < 1) 15287f81c8dbSBenjamin Tissoires continue; 152931ae9bddSBenjamin Tissoires 15307f81c8dbSBenjamin Tissoires for (j = 0; j < rep->field[i]->maxusage; j++) { 15317f81c8dbSBenjamin Tissoires usage = &rep->field[i]->usage[j]; 15327f81c8dbSBenjamin Tissoires 15337f81c8dbSBenjamin Tissoires if (mt_need_to_apply_feature(hdev, 15347f81c8dbSBenjamin Tissoires rep->field[i], 153502946f4bSBenjamin Tissoires usage, 153602946f4bSBenjamin Tissoires latency, 153702946f4bSBenjamin Tissoires surface_switch, 1538ec6adef5SBenjamin Tissoires button_switch, 1539ec6adef5SBenjamin Tissoires &inputmode_found)) 15407f81c8dbSBenjamin Tissoires update_report = true; 154131ae9bddSBenjamin Tissoires } 154231ae9bddSBenjamin Tissoires } 15437f81c8dbSBenjamin Tissoires 15447f81c8dbSBenjamin Tissoires if (update_report) 15457f81c8dbSBenjamin Tissoires hid_hw_request(hdev, rep, HID_REQ_SET_REPORT); 15467f81c8dbSBenjamin Tissoires } 154731ae9bddSBenjamin Tissoires } 154831ae9bddSBenjamin Tissoires 1549f146d1c4SBenjamin Tissoires static void mt_post_parse_default_settings(struct mt_device *td, 1550f146d1c4SBenjamin Tissoires struct mt_application *app) 15514fa3a583SHenrik Rydberg { 15523ceb3826SBenjamin Tissoires __s32 quirks = app->quirks; 15534fa3a583SHenrik Rydberg 15544fa3a583SHenrik Rydberg /* unknown serial device needs special quirks */ 155501eaac7eSBenjamin Tissoires if (list_is_singular(&app->mt_usages)) { 15564fa3a583SHenrik Rydberg quirks |= MT_QUIRK_ALWAYS_VALID; 15574fa3a583SHenrik Rydberg quirks &= ~MT_QUIRK_NOT_SEEN_MEANS_UP; 15584fa3a583SHenrik Rydberg quirks &= ~MT_QUIRK_VALID_IS_INRANGE; 15594fa3a583SHenrik Rydberg quirks &= ~MT_QUIRK_VALID_IS_CONFIDENCE; 1560e0bb8f9aSBenjamin Tissoires quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; 15614fa3a583SHenrik Rydberg } 15624fa3a583SHenrik Rydberg 15633ceb3826SBenjamin Tissoires app->quirks = quirks; 15644fa3a583SHenrik Rydberg } 15654fa3a583SHenrik Rydberg 1566f146d1c4SBenjamin Tissoires static void mt_post_parse(struct mt_device *td, struct mt_application *app) 15673ac36d15SBenjamin Tissoires { 156801eaac7eSBenjamin Tissoires if (!app->have_contact_count) 15693ceb3826SBenjamin Tissoires app->quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE; 15703ac36d15SBenjamin Tissoires } 15713ac36d15SBenjamin Tissoires 1572b2c68a2fSDmitry Torokhov static int mt_input_configured(struct hid_device *hdev, struct hid_input *hi) 157376f5902aSHenrik Rydberg { 157476f5902aSHenrik Rydberg struct mt_device *td = hid_get_drvdata(hdev); 1575c08d46aaSBenjamin Tissoires char *name; 1576c08d46aaSBenjamin Tissoires const char *suffix = NULL; 15778dfe14b3SBenjamin Tissoires struct mt_report_data *rdata; 1578f146d1c4SBenjamin Tissoires struct mt_application *mt_application = NULL; 157940ec2603SBenjamin Tissoires struct hid_report *report; 1580b2c68a2fSDmitry Torokhov int ret; 158176f5902aSHenrik Rydberg 158240ec2603SBenjamin Tissoires list_for_each_entry(report, &hi->reports, hidinput_list) { 15838dfe14b3SBenjamin Tissoires rdata = mt_find_report_data(td, report); 15848dfe14b3SBenjamin Tissoires if (!rdata) { 15858dfe14b3SBenjamin Tissoires hid_err(hdev, "failed to allocate data for report\n"); 15868dfe14b3SBenjamin Tissoires return -ENOMEM; 15878dfe14b3SBenjamin Tissoires } 1588f146d1c4SBenjamin Tissoires 15898dfe14b3SBenjamin Tissoires mt_application = rdata->application; 15908dfe14b3SBenjamin Tissoires 15918dfe14b3SBenjamin Tissoires if (rdata->is_mt_collection) { 1592f146d1c4SBenjamin Tissoires ret = mt_touch_input_configured(hdev, hi, 1593f146d1c4SBenjamin Tissoires mt_application); 1594b2c68a2fSDmitry Torokhov if (ret) 1595b2c68a2fSDmitry Torokhov return ret; 1596b2c68a2fSDmitry Torokhov } 159740ec2603SBenjamin Tissoires } 159840ec2603SBenjamin Tissoires 15997ffa13beSBenjamin Tissoires switch (hi->application) { 16006aef704eSBenjamin Tissoires case HID_GD_KEYBOARD: 16016aef704eSBenjamin Tissoires case HID_GD_KEYPAD: 16026aef704eSBenjamin Tissoires case HID_GD_MOUSE: 160340ec2603SBenjamin Tissoires case HID_DG_TOUCHPAD: 160440ec2603SBenjamin Tissoires case HID_GD_SYSTEM_CONTROL: 160540ec2603SBenjamin Tissoires case HID_CP_CONSUMER_CONTROL: 160640ec2603SBenjamin Tissoires case HID_GD_WIRELESS_RADIO_CTLS: 1607ba6b055eSBenjamin Tissoires case HID_GD_SYSTEM_MULTIAXIS: 160840ec2603SBenjamin Tissoires /* already handled by hid core */ 16096aef704eSBenjamin Tissoires break; 16106aef704eSBenjamin Tissoires case HID_DG_TOUCHSCREEN: 16116aef704eSBenjamin Tissoires /* we do not set suffix = "Touchscreen" */ 161240ec2603SBenjamin Tissoires hi->input->name = hdev->name; 16136aef704eSBenjamin Tissoires break; 1614957b8dffSJoão Paulo Rechi Vita case HID_VD_ASUS_CUSTOM_MEDIA_KEYS: 1615957b8dffSJoão Paulo Rechi Vita suffix = "Custom Media Keys"; 1616957b8dffSJoão Paulo Rechi Vita break; 1617bc8b796fSAhelenia Ziemiańska case HID_DG_STYLUS: 1618bc8b796fSAhelenia Ziemiańska /* force BTN_STYLUS to allow tablet matching in udev */ 1619bc8b796fSAhelenia Ziemiańska __set_bit(BTN_STYLUS, hi->input->keybit); 162069ecd44dSBenjamin Tissoires break; 16216aef704eSBenjamin Tissoires default: 16226aef704eSBenjamin Tissoires suffix = "UNKNOWN"; 16236aef704eSBenjamin Tissoires break; 16246aef704eSBenjamin Tissoires } 162576f5902aSHenrik Rydberg 1626c08d46aaSBenjamin Tissoires if (suffix) { 1627c08d46aaSBenjamin Tissoires name = devm_kzalloc(&hi->input->dev, 1628c08d46aaSBenjamin Tissoires strlen(hdev->name) + strlen(suffix) + 2, 1629c08d46aaSBenjamin Tissoires GFP_KERNEL); 1630c08d46aaSBenjamin Tissoires if (name) { 1631c08d46aaSBenjamin Tissoires sprintf(name, "%s %s", hdev->name, suffix); 1632c08d46aaSBenjamin Tissoires hi->input->name = name; 1633c08d46aaSBenjamin Tissoires } 1634c08d46aaSBenjamin Tissoires } 1635b2c68a2fSDmitry Torokhov 1636b2c68a2fSDmitry Torokhov return 0; 1637c08d46aaSBenjamin Tissoires } 1638c08d46aaSBenjamin Tissoires 1639f3287a99SBenjamin Tissoires static void mt_fix_const_field(struct hid_field *field, unsigned int usage) 1640f3287a99SBenjamin Tissoires { 1641f3287a99SBenjamin Tissoires if (field->usage[0].hid != usage || 1642f3287a99SBenjamin Tissoires !(field->flags & HID_MAIN_ITEM_CONSTANT)) 1643f3287a99SBenjamin Tissoires return; 1644f3287a99SBenjamin Tissoires 1645f3287a99SBenjamin Tissoires field->flags &= ~HID_MAIN_ITEM_CONSTANT; 1646f3287a99SBenjamin Tissoires field->flags |= HID_MAIN_ITEM_VARIABLE; 1647f3287a99SBenjamin Tissoires } 1648f3287a99SBenjamin Tissoires 1649f3287a99SBenjamin Tissoires static void mt_fix_const_fields(struct hid_device *hdev, unsigned int usage) 1650f3287a99SBenjamin Tissoires { 1651f3287a99SBenjamin Tissoires struct hid_report *report; 1652f3287a99SBenjamin Tissoires int i; 1653f3287a99SBenjamin Tissoires 1654f3287a99SBenjamin Tissoires list_for_each_entry(report, 1655f3287a99SBenjamin Tissoires &hdev->report_enum[HID_INPUT_REPORT].report_list, 1656f3287a99SBenjamin Tissoires list) { 1657f3287a99SBenjamin Tissoires 1658f3287a99SBenjamin Tissoires if (!report->maxfield) 1659f3287a99SBenjamin Tissoires continue; 1660f3287a99SBenjamin Tissoires 1661f3287a99SBenjamin Tissoires for (i = 0; i < report->maxfield; i++) 1662f3287a99SBenjamin Tissoires if (report->field[i]->maxusage >= 1) 1663f3287a99SBenjamin Tissoires mt_fix_const_field(report->field[i], usage); 1664f3287a99SBenjamin Tissoires } 1665f3287a99SBenjamin Tissoires } 1666f3287a99SBenjamin Tissoires 16674f4001bcSBenjamin Tissoires static void mt_release_contacts(struct hid_device *hid) 16684f4001bcSBenjamin Tissoires { 16694f4001bcSBenjamin Tissoires struct hid_input *hidinput; 1670f146d1c4SBenjamin Tissoires struct mt_application *application; 16714f4001bcSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hid); 16724f4001bcSBenjamin Tissoires 16734f4001bcSBenjamin Tissoires list_for_each_entry(hidinput, &hid->inputs, list) { 16744f4001bcSBenjamin Tissoires struct input_dev *input_dev = hidinput->input; 16754f4001bcSBenjamin Tissoires struct input_mt *mt = input_dev->mt; 16764f4001bcSBenjamin Tissoires int i; 16774f4001bcSBenjamin Tissoires 16784f4001bcSBenjamin Tissoires if (mt) { 16794f4001bcSBenjamin Tissoires for (i = 0; i < mt->num_slots; i++) { 16804f4001bcSBenjamin Tissoires input_mt_slot(input_dev, i); 16815fc70e35SJiada Wang input_mt_report_slot_inactive(input_dev); 16824f4001bcSBenjamin Tissoires } 16834f4001bcSBenjamin Tissoires input_mt_sync_frame(input_dev); 16844f4001bcSBenjamin Tissoires input_sync(input_dev); 16854f4001bcSBenjamin Tissoires } 16864f4001bcSBenjamin Tissoires } 16874f4001bcSBenjamin Tissoires 1688f146d1c4SBenjamin Tissoires list_for_each_entry(application, &td->applications, list) { 1689f146d1c4SBenjamin Tissoires application->num_received = 0; 1690f146d1c4SBenjamin Tissoires } 16914f4001bcSBenjamin Tissoires } 16924f4001bcSBenjamin Tissoires 16930ee32774SKees Cook static void mt_expired_timeout(struct timer_list *t) 16944f4001bcSBenjamin Tissoires { 16950ee32774SKees Cook struct mt_device *td = from_timer(td, t, release_timer); 16960ee32774SKees Cook struct hid_device *hdev = td->hdev; 16974f4001bcSBenjamin Tissoires 16984f4001bcSBenjamin Tissoires /* 16994f4001bcSBenjamin Tissoires * An input report came in just before we release the sticky fingers, 17004f4001bcSBenjamin Tissoires * it will take care of the sticky fingers. 17014f4001bcSBenjamin Tissoires */ 1702*be6e2b57SAndri Yngvason if (test_and_set_bit_lock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags)) 17034f4001bcSBenjamin Tissoires return; 170496098274SBenjamin Tissoires if (test_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags)) 17054f4001bcSBenjamin Tissoires mt_release_contacts(hdev); 1706*be6e2b57SAndri Yngvason clear_bit_unlock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags); 17074f4001bcSBenjamin Tissoires } 17084f4001bcSBenjamin Tissoires 17095519cab4SBenjamin Tissoires static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id) 17105519cab4SBenjamin Tissoires { 17112d93666eSBenjamin Tissoires int ret, i; 17125519cab4SBenjamin Tissoires struct mt_device *td; 1713cf6d15d7SBenjamin Tissoires const struct mt_class *mtclass = mt_classes; /* MT_CLS_DEFAULT */ 17142d93666eSBenjamin Tissoires 17152d93666eSBenjamin Tissoires for (i = 0; mt_classes[i].name ; i++) { 17162d93666eSBenjamin Tissoires if (id->driver_data == mt_classes[i].name) { 17172d93666eSBenjamin Tissoires mtclass = &(mt_classes[i]); 17182d93666eSBenjamin Tissoires break; 17192d93666eSBenjamin Tissoires } 17202d93666eSBenjamin Tissoires } 17215519cab4SBenjamin Tissoires 1722c08d46aaSBenjamin Tissoires td = devm_kzalloc(&hdev->dev, sizeof(struct mt_device), GFP_KERNEL); 17235519cab4SBenjamin Tissoires if (!td) { 17245519cab4SBenjamin Tissoires dev_err(&hdev->dev, "cannot allocate multitouch data\n"); 17255519cab4SBenjamin Tissoires return -ENOMEM; 17265519cab4SBenjamin Tissoires } 17270ee32774SKees Cook td->hdev = hdev; 1728eec29e3dSBenjamin Tissoires td->mtclass = *mtclass; 17299abebedbSAndrew Duggan td->inputmode_value = MT_INPUTMODE_TOUCHSCREEN; 17305519cab4SBenjamin Tissoires hid_set_drvdata(hdev, td); 17315519cab4SBenjamin Tissoires 1732f146d1c4SBenjamin Tissoires INIT_LIST_HEAD(&td->applications); 17338dfe14b3SBenjamin Tissoires INIT_LIST_HEAD(&td->reports); 1734f146d1c4SBenjamin Tissoires 173576f5902aSHenrik Rydberg if (id->vendor == HID_ANY_ID && id->product == HID_ANY_ID) 173676f5902aSHenrik Rydberg td->serial_maybe = true; 173776f5902aSHenrik Rydberg 1738b897f6dbSBenjamin Tissoires /* This allows the driver to correctly support devices 1739b897f6dbSBenjamin Tissoires * that emit events over several HID messages. 1740b897f6dbSBenjamin Tissoires */ 1741b897f6dbSBenjamin Tissoires hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC; 1742b897f6dbSBenjamin Tissoires 1743b897f6dbSBenjamin Tissoires /* 1744b897f6dbSBenjamin Tissoires * This allows the driver to handle different input sensors 174540ec2603SBenjamin Tissoires * that emits events through different applications on the same HID 1746b897f6dbSBenjamin Tissoires * device. 1747b897f6dbSBenjamin Tissoires */ 174840ec2603SBenjamin Tissoires hdev->quirks |= HID_QUIRK_INPUT_PER_APP; 1749b897f6dbSBenjamin Tissoires 17500d6c3011SBenjamin Tissoires if (id->group != HID_GROUP_MULTITOUCH_WIN_8) 17510d6c3011SBenjamin Tissoires hdev->quirks |= HID_QUIRK_MULTI_INPUT; 17520d6c3011SBenjamin Tissoires 175340d5bb87SBenjamin Tissoires if (mtclass->quirks & MT_QUIRK_FORCE_MULTI_INPUT) { 175440d5bb87SBenjamin Tissoires hdev->quirks &= ~HID_QUIRK_INPUT_PER_APP; 175540d5bb87SBenjamin Tissoires hdev->quirks |= HID_QUIRK_MULTI_INPUT; 175640d5bb87SBenjamin Tissoires } 175740d5bb87SBenjamin Tissoires 17580ee32774SKees Cook timer_setup(&td->release_timer, mt_expired_timeout, 0); 17594f4001bcSBenjamin Tissoires 17605519cab4SBenjamin Tissoires ret = hid_parse(hdev); 17615519cab4SBenjamin Tissoires if (ret != 0) 1762c08d46aaSBenjamin Tissoires return ret; 17635519cab4SBenjamin Tissoires 1764f3287a99SBenjamin Tissoires if (mtclass->quirks & MT_QUIRK_FIX_CONST_CONTACT_ID) 1765f3287a99SBenjamin Tissoires mt_fix_const_fields(hdev, HID_DG_CONTACTID); 1766f3287a99SBenjamin Tissoires 17675519cab4SBenjamin Tissoires ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); 17682d93666eSBenjamin Tissoires if (ret) 1769c08d46aaSBenjamin Tissoires return ret; 17705519cab4SBenjamin Tissoires 1771eec29e3dSBenjamin Tissoires ret = sysfs_create_group(&hdev->dev.kobj, &mt_attribute_group); 17720c4b3c63SNicholas Krause if (ret) 17730c4b3c63SNicholas Krause dev_warn(&hdev->dev, "Cannot allocate sysfs group for %s\n", 17740c4b3c63SNicholas Krause hdev->name); 1775eec29e3dSBenjamin Tissoires 177602946f4bSBenjamin Tissoires mt_set_modes(hdev, HID_LATENCY_NORMAL, true, true); 17775519cab4SBenjamin Tissoires 17785519cab4SBenjamin Tissoires return 0; 17795519cab4SBenjamin Tissoires } 17805519cab4SBenjamin Tissoires 17815519cab4SBenjamin Tissoires #ifdef CONFIG_PM 1782c7aa374eSBlaž Hrastnik static int mt_suspend(struct hid_device *hdev, pm_message_t state) 1783c7aa374eSBlaž Hrastnik { 178431a4cf1dSHans de Goede struct mt_device *td = hid_get_drvdata(hdev); 178531a4cf1dSHans de Goede 1786c7aa374eSBlaž Hrastnik /* High latency is desirable for power savings during S3/S0ix */ 1787498d0ddcSHans de Goede if ((td->mtclass.quirks & MT_QUIRK_DISABLE_WAKEUP) || 1788498d0ddcSHans de Goede !hid_hw_may_wakeup(hdev)) 178931a4cf1dSHans de Goede mt_set_modes(hdev, HID_LATENCY_HIGH, false, false); 179031a4cf1dSHans de Goede else 1791c7aa374eSBlaž Hrastnik mt_set_modes(hdev, HID_LATENCY_HIGH, true, true); 179231a4cf1dSHans de Goede 1793c7aa374eSBlaž Hrastnik return 0; 1794c7aa374eSBlaž Hrastnik } 1795c7aa374eSBlaž Hrastnik 17965519cab4SBenjamin Tissoires static int mt_reset_resume(struct hid_device *hdev) 17975519cab4SBenjamin Tissoires { 1798d3e69b9aSBenson Leung mt_release_contacts(hdev); 179902946f4bSBenjamin Tissoires mt_set_modes(hdev, HID_LATENCY_NORMAL, true, true); 18005519cab4SBenjamin Tissoires return 0; 18015519cab4SBenjamin Tissoires } 1802dfeefd10SScott Liu 1803dfeefd10SScott Liu static int mt_resume(struct hid_device *hdev) 1804dfeefd10SScott Liu { 1805dfeefd10SScott Liu /* Some Elan legacy devices require SET_IDLE to be set on resume. 1806dfeefd10SScott Liu * It should be safe to send it to other devices too. 1807dfeefd10SScott Liu * Tested on 3M, Stantum, Cypress, Zytronic, eGalax, and Elan panels. */ 1808dfeefd10SScott Liu 18094ba25d3fSBenjamin Tissoires hid_hw_idle(hdev, 0, 0, HID_REQ_SET_IDLE); 1810dfeefd10SScott Liu 1811c7aa374eSBlaž Hrastnik mt_set_modes(hdev, HID_LATENCY_NORMAL, true, true); 1812c7aa374eSBlaž Hrastnik 1813dfeefd10SScott Liu return 0; 1814dfeefd10SScott Liu } 18155519cab4SBenjamin Tissoires #endif 18165519cab4SBenjamin Tissoires 18175519cab4SBenjamin Tissoires static void mt_remove(struct hid_device *hdev) 18185519cab4SBenjamin Tissoires { 1819b897f6dbSBenjamin Tissoires struct mt_device *td = hid_get_drvdata(hdev); 1820b897f6dbSBenjamin Tissoires 18214f4001bcSBenjamin Tissoires del_timer_sync(&td->release_timer); 18224f4001bcSBenjamin Tissoires 1823eec29e3dSBenjamin Tissoires sysfs_remove_group(&hdev->dev.kobj, &mt_attribute_group); 18245939212dSBenjamin Tissoires hid_hw_stop(hdev); 18255519cab4SBenjamin Tissoires } 18265519cab4SBenjamin Tissoires 18270fa9c616SBenjamin Tissoires /* 18280fa9c616SBenjamin Tissoires * This list contains only: 18290fa9c616SBenjamin Tissoires * - VID/PID of products not working with the default multitouch handling 18300fa9c616SBenjamin Tissoires * - 2 generic rules. 18310fa9c616SBenjamin Tissoires * So there is no point in adding here any device with MT_CLS_DEFAULT. 18320fa9c616SBenjamin Tissoires */ 18335519cab4SBenjamin Tissoires static const struct hid_device_id mt_devices[] = { 18345519cab4SBenjamin Tissoires 1835f786bba4SBenjamin Tissoires /* 3M panels */ 1836f786bba4SBenjamin Tissoires { .driver_data = MT_CLS_3M, 18372c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_3M, 1838f786bba4SBenjamin Tissoires USB_DEVICE_ID_3M1968) }, 1839f786bba4SBenjamin Tissoires { .driver_data = MT_CLS_3M, 18402c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_3M, 1841f786bba4SBenjamin Tissoires USB_DEVICE_ID_3M2256) }, 1842c4fad877SBenjamin Tissoires { .driver_data = MT_CLS_3M, 18432c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_3M, 1844c4fad877SBenjamin Tissoires USB_DEVICE_ID_3M3266) }, 1845f786bba4SBenjamin Tissoires 18466aef704eSBenjamin Tissoires /* Anton devices */ 18476aef704eSBenjamin Tissoires { .driver_data = MT_CLS_EXPORT_ALL_INPUTS, 18486aef704eSBenjamin Tissoires MT_USB_DEVICE(USB_VENDOR_ID_ANTON, 18496aef704eSBenjamin Tissoires USB_DEVICE_ID_ANTON_TOUCH_PAD) }, 1850e6aac342SBenjamin Tissoires 185131a4cf1dSHans de Goede /* Asus T101HA */ 185231a4cf1dSHans de Goede { .driver_data = MT_CLS_WIN_8_DISABLE_WAKEUP, 185331a4cf1dSHans de Goede HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, 185431a4cf1dSHans de Goede USB_VENDOR_ID_ASUSTEK, 185531a4cf1dSHans de Goede USB_DEVICE_ID_ASUSTEK_T101HA_KEYBOARD) }, 185631a4cf1dSHans de Goede 1857957b8dffSJoão Paulo Rechi Vita /* Asus T304UA */ 1858957b8dffSJoão Paulo Rechi Vita { .driver_data = MT_CLS_ASUS, 1859957b8dffSJoão Paulo Rechi Vita HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, 1860957b8dffSJoão Paulo Rechi Vita USB_VENDOR_ID_ASUSTEK, 1861957b8dffSJoão Paulo Rechi Vita USB_DEVICE_ID_ASUSTEK_T304_KEYBOARD) }, 1862957b8dffSJoão Paulo Rechi Vita 1863b1057124SBenjamin Tissoires /* Atmel panels */ 1864b1057124SBenjamin Tissoires { .driver_data = MT_CLS_SERIAL, 18652c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_ATMEL, 1866841cb157SBenjamin Tissoires USB_DEVICE_ID_ATMEL_MXT_DIGITIZER) }, 1867b1057124SBenjamin Tissoires 18689ed32695SJiri Kosina /* Baanto multitouch devices */ 1869dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 187016b79bb8SJiri Kosina MT_USB_DEVICE(USB_VENDOR_ID_BAANTO, 18719ed32695SJiri Kosina USB_DEVICE_ID_BAANTO_MT_190W2) }, 18720fa9c616SBenjamin Tissoires 1873a841b62cSBenjamin Tissoires /* Cando panels */ 1874a841b62cSBenjamin Tissoires { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, 18752c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_CANDO, 1876a841b62cSBenjamin Tissoires USB_DEVICE_ID_CANDO_MULTI_TOUCH) }, 1877a841b62cSBenjamin Tissoires { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER, 18782c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_CANDO, 1879a841b62cSBenjamin Tissoires USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) }, 1880a841b62cSBenjamin Tissoires 1881942fd422SAustin Zhang /* Chunghwa Telecom touch panels */ 1882dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 18832c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, 1884942fd422SAustin Zhang USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) }, 1885942fd422SAustin Zhang 1886070f63b4SYang Bo /* CJTouch panels */ 1887070f63b4SYang Bo { .driver_data = MT_CLS_NSMU, 1888070f63b4SYang Bo MT_USB_DEVICE(USB_VENDOR_ID_CJTOUCH, 1889070f63b4SYang Bo USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0020) }, 1890070f63b4SYang Bo { .driver_data = MT_CLS_NSMU, 1891070f63b4SYang Bo MT_USB_DEVICE(USB_VENDOR_ID_CJTOUCH, 1892070f63b4SYang Bo USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0040) }, 1893070f63b4SYang Bo 189479603dc9SBenjamin Tissoires /* CVTouch panels */ 1895dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 18962c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, 189779603dc9SBenjamin Tissoires USB_DEVICE_ID_CVTOUCH_SCREEN) }, 189879603dc9SBenjamin Tissoires 189932bea357SOndrej Zary /* eGalax devices (SAW) */ 190032bea357SOndrej Zary { .driver_data = MT_CLS_EXPORT_ALL_INPUTS, 190132bea357SOndrej Zary MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 190232bea357SOndrej Zary USB_DEVICE_ID_EGALAX_TOUCHCONTROLLER) }, 190332bea357SOndrej Zary 190422408283SBenjamin Tissoires /* eGalax devices (resistive) */ 190522408283SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX, 19062c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1907e36f690bSBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) }, 190822408283SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX, 19092c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1910e36f690bSBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) }, 191122408283SBenjamin Tissoires 191222408283SBenjamin Tissoires /* eGalax devices (capacitive) */ 1913fd1d1525SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX_SERIAL, 19142c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1915fd1d1525SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7207) }, 191622408283SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX, 19172c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1918e36f690bSBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) }, 1919fd1d1525SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX_SERIAL, 19202c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1921fd1d1525SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) }, 19222ce09df4SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX_SERIAL, 19232c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 19242ce09df4SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_722A) }, 192522408283SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX_SERIAL, 19262c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 192722408283SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) }, 1928fd1d1525SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX_SERIAL, 19292c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1930fd1d1525SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7262) }, 193122408283SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX, 19322c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 193322408283SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) }, 193422408283SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX, 193522408283SBenjamin Tissoires MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1936e36f690bSBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) }, 1937fd1d1525SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX_SERIAL, 19382c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1939fd1d1525SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72AA) }, 19401fd8f047SChris Bagwell { .driver_data = MT_CLS_EGALAX, 1941aa672da1SAndy Shevchenko HID_USB_DEVICE(USB_VENDOR_ID_DWAV, 1942aa672da1SAndy Shevchenko USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72C4) }, 1943aa672da1SAndy Shevchenko { .driver_data = MT_CLS_EGALAX, 1944aa672da1SAndy Shevchenko HID_USB_DEVICE(USB_VENDOR_ID_DWAV, 1945aa672da1SAndy Shevchenko USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72D0) }, 1946aa672da1SAndy Shevchenko { .driver_data = MT_CLS_EGALAX, 19472c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 194866f06127SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72FA) }, 194966f06127SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX, 19502c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1951bb9ff210SMarek Vasut USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) }, 19521b723e8dSBenjamin Tissoires { .driver_data = MT_CLS_EGALAX_SERIAL, 19532c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1954fd1d1525SBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7349) }, 1955fd1d1525SBenjamin Tissoires { .driver_data = MT_CLS_EGALAX_SERIAL, 19562c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1957ae01c9e5SThierry Reding USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_73F7) }, 1958ae01c9e5SThierry Reding { .driver_data = MT_CLS_EGALAX_SERIAL, 1959ae01c9e5SThierry Reding MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1960e36f690bSBenjamin Tissoires USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) }, 1961f9e82295SSebastian Reichel { .driver_data = MT_CLS_EGALAX, 1962f9e82295SSebastian Reichel MT_USB_DEVICE(USB_VENDOR_ID_DWAV, 1963f9e82295SSebastian Reichel USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_C002) }, 196422408283SBenjamin Tissoires 196540d5bb87SBenjamin Tissoires /* Elan devices */ 196640d5bb87SBenjamin Tissoires { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, 196740d5bb87SBenjamin Tissoires HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, 196840d5bb87SBenjamin Tissoires USB_VENDOR_ID_ELAN, 0x313a) }, 196940d5bb87SBenjamin Tissoires 19707c7606a2STomas Sokorai /* Elitegroup panel */ 19717c7606a2STomas Sokorai { .driver_data = MT_CLS_SERIAL, 19727c7606a2STomas Sokorai MT_USB_DEVICE(USB_VENDOR_ID_ELITEGROUP, 19737c7606a2STomas Sokorai USB_DEVICE_ID_ELITEGROUP_05D8) }, 19747c7606a2STomas Sokorai 197577723e3bSHenrik Rydberg /* Flatfrog Panels */ 197677723e3bSHenrik Rydberg { .driver_data = MT_CLS_FLATFROG, 197777723e3bSHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_FLATFROG, 197877723e3bSHenrik Rydberg USB_DEVICE_ID_MULTITOUCH_3200) }, 197977723e3bSHenrik Rydberg 19803db187e7SBenjamin Tissoires /* FocalTech Panels */ 19813db187e7SBenjamin Tissoires { .driver_data = MT_CLS_SERIAL, 19823db187e7SBenjamin Tissoires MT_USB_DEVICE(USB_VENDOR_ID_CYGNAL, 19833db187e7SBenjamin Tissoires USB_DEVICE_ID_FOCALTECH_FTXXXX_MULTITOUCH) }, 19843db187e7SBenjamin Tissoires 19855572da08SBenjamin Tissoires /* GeneralTouch panel */ 1986f5ff4e1eSXianhan Yu { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS, 19872c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 19885572da08SBenjamin Tissoires USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) }, 1989f5ff4e1eSXianhan Yu { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, 1990f5ff4e1eSXianhan Yu MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 1991f5ff4e1eSXianhan Yu USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PWT_TENFINGERS) }, 19927b226292SLuosong { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS, 19937b226292SLuosong MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 19947b226292SLuosong USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0101) }, 19957b226292SLuosong { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, 19967b226292SLuosong MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 19977b226292SLuosong USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0102) }, 19987b226292SLuosong { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, 19997b226292SLuosong MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 20007b226292SLuosong USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0106) }, 20017b226292SLuosong { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, 20027b226292SLuosong MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 20037b226292SLuosong USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_010A) }, 20047b226292SLuosong { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS, 20057b226292SLuosong MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 20067b226292SLuosong USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_E100) }, 20075572da08SBenjamin Tissoires 20084d5df5d1SAndreas Nielsen /* Gametel game controller */ 2009dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 20102c2110e9SHenrik Rydberg MT_BT_DEVICE(USB_VENDOR_ID_FRUCTEL, 20114d5df5d1SAndreas Nielsen USB_DEVICE_ID_GAMETEL_MT_MODE) }, 20124d5df5d1SAndreas Nielsen 2013ee0fbd14SBenjamin Tissoires /* GoodTouch panels */ 2014dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 20152c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, 2016ee0fbd14SBenjamin Tissoires USB_DEVICE_ID_GOODTOUCH_000f) }, 2017ee0fbd14SBenjamin Tissoires 201854580365SBenjamin Tissoires /* Hanvon panels */ 201954580365SBenjamin Tissoires { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, 20202c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT, 202154580365SBenjamin Tissoires USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) }, 202254580365SBenjamin Tissoires 20234e61f0d7SAustin Zhang /* Ilitek dual touch panel */ 2024dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 20252c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_ILITEK, 20264e61f0d7SAustin Zhang USB_DEVICE_ID_ILITEK_MULTITOUCH) }, 20274e61f0d7SAustin Zhang 2028f3287a99SBenjamin Tissoires /* LG Melfas panel */ 2029f3287a99SBenjamin Tissoires { .driver_data = MT_CLS_LG, 2030f3287a99SBenjamin Tissoires HID_USB_DEVICE(USB_VENDOR_ID_LG, 2031f3287a99SBenjamin Tissoires USB_DEVICE_ID_LG_MELFAS_MT) }, 2032348b80b2SAaron Ma { .driver_data = MT_CLS_LG, 2033348b80b2SAaron Ma HID_DEVICE(BUS_I2C, HID_GROUP_GENERIC, 2034348b80b2SAaron Ma USB_VENDOR_ID_LG, I2C_DEVICE_ID_LG_7010) }, 2035f3287a99SBenjamin Tissoires 20364a6a4c96SMikael Wikström /* Lenovo X1 TAB Gen 2 */ 20374a6a4c96SMikael Wikström { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, 20384a6a4c96SMikael Wikström HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, 20394a6a4c96SMikael Wikström USB_VENDOR_ID_LENOVO, 20404a6a4c96SMikael Wikström USB_DEVICE_ID_LENOVO_X1_TAB) }, 20414a6a4c96SMikael Wikström 2042140958daSMikael Wikström /* Lenovo X1 TAB Gen 3 */ 2043140958daSMikael Wikström { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, 2044140958daSMikael Wikström HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, 2045140958daSMikael Wikström USB_VENDOR_ID_LENOVO, 2046140958daSMikael Wikström USB_DEVICE_ID_LENOVO_X1_TAB3) }, 2047140958daSMikael Wikström 204895cd2cdcSTao Jin /* Lenovo X12 TAB Gen 1 */ 204954eed5c7STao Jin { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU, 205095cd2cdcSTao Jin HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, 205195cd2cdcSTao Jin USB_VENDOR_ID_LENOVO, 205295cd2cdcSTao Jin USB_DEVICE_ID_LENOVO_X12_TAB) }, 205395cd2cdcSTao Jin 20544a6ee685SBenjamin Tissoires /* MosArt panels */ 20554a6ee685SBenjamin Tissoires { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, 20562c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_ASUS, 20574a6ee685SBenjamin Tissoires USB_DEVICE_ID_ASUS_T91MT)}, 20584a6ee685SBenjamin Tissoires { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, 20592c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_ASUS, 20604a6ee685SBenjamin Tissoires USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) }, 20614a6ee685SBenjamin Tissoires { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE, 20622c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_TURBOX, 20634a6ee685SBenjamin Tissoires USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) }, 20644a6ee685SBenjamin Tissoires 20654db703eaSAustin Hendrix /* Novatek Panel */ 2066dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 20674380d819SJiri Kosina MT_USB_DEVICE(USB_VENDOR_ID_NOVATEK, 20684db703eaSAustin Hendrix USB_DEVICE_ID_NOVATEK_PCT) }, 20694db703eaSAustin Hendrix 2070a80e803aSBenjamin Tissoires /* Ntrig Panel */ 2071a80e803aSBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 2072a80e803aSBenjamin Tissoires HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, 2073a80e803aSBenjamin Tissoires USB_VENDOR_ID_NTRIG, 0x1b05) }, 2074a80e803aSBenjamin Tissoires 2075fb55b402SHans de Goede /* Panasonic panels */ 2076fb55b402SHans de Goede { .driver_data = MT_CLS_PANASONIC, 2077fb55b402SHans de Goede MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC, 2078fb55b402SHans de Goede USB_DEVICE_ID_PANABOARD_UBT780) }, 2079fb55b402SHans de Goede { .driver_data = MT_CLS_PANASONIC, 2080fb55b402SHans de Goede MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC, 2081fb55b402SHans de Goede USB_DEVICE_ID_PANABOARD_UBT880) }, 2082fb55b402SHans de Goede 2083b7ea95ffSAaron Tian /* PixArt optical touch screen */ 2084b7ea95ffSAaron Tian { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, 20852c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_PIXART, 2086b7ea95ffSAaron Tian USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) }, 2087b7ea95ffSAaron Tian { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, 20882c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_PIXART, 2089b7ea95ffSAaron Tian USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) }, 2090b7ea95ffSAaron Tian { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER, 20912c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_PIXART, 2092b7ea95ffSAaron Tian USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) }, 2093b7ea95ffSAaron Tian 20945519cab4SBenjamin Tissoires /* PixCir-based panels */ 20951e9cf35bSBenjamin Tissoires { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID, 20962c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_CANDO, 20975519cab4SBenjamin Tissoires USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) }, 20985519cab4SBenjamin Tissoires 20995e7ea11fSBenjamin Tissoires /* Quanta-based panels */ 21005e7ea11fSBenjamin Tissoires { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID, 21012c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_QUANTA, 21025e7ea11fSBenjamin Tissoires USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001) }, 2103a6802e00SForest Bond 2104843e475fSBenjamin Tissoires /* Razer touchpads */ 2105843e475fSBenjamin Tissoires { .driver_data = MT_CLS_RAZER_BLADE_STEALTH, 2106843e475fSBenjamin Tissoires HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, 2107843e475fSBenjamin Tissoires USB_VENDOR_ID_SYNAPTICS, 0x8323) }, 2108843e475fSBenjamin Tissoires 210969ecd44dSBenjamin Tissoires /* Smart Tech panels */ 211069ecd44dSBenjamin Tissoires { .driver_data = MT_CLS_SMART_TECH, 211169ecd44dSBenjamin Tissoires MT_USB_DEVICE(0x0b8c, 0x0092)}, 211269ecd44dSBenjamin Tissoires 2113043b403aSBenjamin Tissoires /* Stantum panels */ 2114bf5af9b5SBenjamin Tissoires { .driver_data = MT_CLS_CONFIDENCE, 21152c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, 2116043b403aSBenjamin Tissoires USB_DEVICE_ID_MTP_STM)}, 2117043b403aSBenjamin Tissoires 211840d5bb87SBenjamin Tissoires /* Synaptics devices */ 211940d5bb87SBenjamin Tissoires { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, 212040d5bb87SBenjamin Tissoires HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, 212140d5bb87SBenjamin Tissoires USB_VENDOR_ID_SYNAPTICS, 0xce08) }, 212240d5bb87SBenjamin Tissoires 2123c3d6eb6eSKai-Heng Feng { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, 2124c3d6eb6eSKai-Heng Feng HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, 2125c3d6eb6eSKai-Heng Feng USB_VENDOR_ID_SYNAPTICS, 0xce09) }, 2126c3d6eb6eSKai-Heng Feng 2127847672cdSBenjamin Tissoires /* TopSeed panels */ 2128847672cdSBenjamin Tissoires { .driver_data = MT_CLS_TOPSEED, 21292c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, 2130847672cdSBenjamin Tissoires USB_DEVICE_ID_TOPSEED2_PERIPAD_701) }, 2131847672cdSBenjamin Tissoires 21325e74e56dSBenjamin Tissoires /* Touch International panels */ 2133dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21342c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL, 21355e74e56dSBenjamin Tissoires USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) }, 21365e74e56dSBenjamin Tissoires 2137617b64f9SBenjamin Tissoires /* Unitec panels */ 2138dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21392c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_UNITEC, 2140617b64f9SBenjamin Tissoires USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) }, 2141dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21422c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_UNITEC, 2143617b64f9SBenjamin Tissoires USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) }, 2144bf9d121eSKaiChung Cheng 2145da10bc25SMathieu Magnaudet /* VTL panels */ 2146da10bc25SMathieu Magnaudet { .driver_data = MT_CLS_VTL, 2147da10bc25SMathieu Magnaudet MT_USB_DEVICE(USB_VENDOR_ID_VTL, 2148da10bc25SMathieu Magnaudet USB_DEVICE_ID_VTL_MULTITOUCH_FF3F) }, 2149da10bc25SMathieu Magnaudet 215008b9a61aSJosé Expósito /* Winbond Electronics Corp. */ 215108b9a61aSJosé Expósito { .driver_data = MT_CLS_WIN_8_NO_STICKY_FINGERS, 215208b9a61aSJosé Expósito HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH_WIN_8, 215308b9a61aSJosé Expósito USB_VENDOR_ID_WINBOND, USB_DEVICE_ID_TSTP_MTOUCH) }, 215408b9a61aSJosé Expósito 2155bf9d121eSKaiChung Cheng /* Wistron panels */ 2156bf9d121eSKaiChung Cheng { .driver_data = MT_CLS_NSMU, 2157bf9d121eSKaiChung Cheng MT_USB_DEVICE(USB_VENDOR_ID_WISTRON, 2158bf9d121eSKaiChung Cheng USB_DEVICE_ID_WISTRON_OPTICAL_TOUCH) }, 2159bf9d121eSKaiChung Cheng 2160bc8a2a9bSice chien /* XAT */ 2161dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21622c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XAT, 2163bc8a2a9bSice chien USB_DEVICE_ID_XAT_CSR) }, 2164617b64f9SBenjamin Tissoires 216511576c61SMasatoshi Hoshikawa /* Xiroku */ 2166dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21672c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 216811576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_SPX) }, 2169dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21702c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 217111576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_MPX) }, 2172dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21732c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 217411576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_CSR) }, 2175dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21762c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 217711576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_SPX1) }, 2178dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21792c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 218011576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_MPX1) }, 2181dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21822c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 218311576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_CSR1) }, 2184dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21852c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 218611576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_SPX2) }, 2187dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21882c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 218911576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_MPX2) }, 2190dc3e1d80SBenjamin Tissoires { .driver_data = MT_CLS_NSMU, 21912c2110e9SHenrik Rydberg MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, 219211576c61SMasatoshi Hoshikawa USB_DEVICE_ID_XIROKU_CSR2) }, 219311576c61SMasatoshi Hoshikawa 21940e82232cSWei-Ning Huang /* Google MT devices */ 21950e82232cSWei-Ning Huang { .driver_data = MT_CLS_GOOGLE, 21960e82232cSWei-Ning Huang HID_DEVICE(HID_BUS_ANY, HID_GROUP_ANY, USB_VENDOR_ID_GOOGLE, 21970e82232cSWei-Ning Huang USB_DEVICE_ID_GOOGLE_TOUCH_ROSE) }, 21981d07cef7SMarek Maślanka { .driver_data = MT_CLS_GOOGLE, 21991d07cef7SMarek Maślanka HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, USB_VENDOR_ID_GOOGLE, 22001d07cef7SMarek Maślanka USB_DEVICE_ID_GOOGLE_WHISKERS) }, 22010e82232cSWei-Ning Huang 22024fa3a583SHenrik Rydberg /* Generic MT device */ 22034fa3a583SHenrik Rydberg { HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH, HID_ANY_ID, HID_ANY_ID) }, 2204f961bd35SBenjamin Tissoires 2205f961bd35SBenjamin Tissoires /* Generic Win 8 certified MT device */ 2206f961bd35SBenjamin Tissoires { .driver_data = MT_CLS_WIN_8, 2207f961bd35SBenjamin Tissoires HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH_WIN_8, 2208f961bd35SBenjamin Tissoires HID_ANY_ID, HID_ANY_ID) }, 22095519cab4SBenjamin Tissoires { } 22105519cab4SBenjamin Tissoires }; 22115519cab4SBenjamin Tissoires MODULE_DEVICE_TABLE(hid, mt_devices); 22125519cab4SBenjamin Tissoires 22135519cab4SBenjamin Tissoires static const struct hid_usage_id mt_grabbed_usages[] = { 22145519cab4SBenjamin Tissoires { HID_ANY_ID, HID_ANY_ID, HID_ANY_ID }, 22155519cab4SBenjamin Tissoires { HID_ANY_ID - 1, HID_ANY_ID - 1, HID_ANY_ID - 1} 22165519cab4SBenjamin Tissoires }; 22175519cab4SBenjamin Tissoires 22185519cab4SBenjamin Tissoires static struct hid_driver mt_driver = { 22195519cab4SBenjamin Tissoires .name = "hid-multitouch", 22205519cab4SBenjamin Tissoires .id_table = mt_devices, 22215519cab4SBenjamin Tissoires .probe = mt_probe, 22225519cab4SBenjamin Tissoires .remove = mt_remove, 22235519cab4SBenjamin Tissoires .input_mapping = mt_input_mapping, 22245519cab4SBenjamin Tissoires .input_mapped = mt_input_mapped, 222576f5902aSHenrik Rydberg .input_configured = mt_input_configured, 22265519cab4SBenjamin Tissoires .feature_mapping = mt_feature_mapping, 22275519cab4SBenjamin Tissoires .usage_table = mt_grabbed_usages, 22285519cab4SBenjamin Tissoires .event = mt_event, 222955978fa9SBenjamin Tissoires .report = mt_report, 22305519cab4SBenjamin Tissoires #ifdef CONFIG_PM 2231c7aa374eSBlaž Hrastnik .suspend = mt_suspend, 22325519cab4SBenjamin Tissoires .reset_resume = mt_reset_resume, 2233dfeefd10SScott Liu .resume = mt_resume, 22345519cab4SBenjamin Tissoires #endif 22355519cab4SBenjamin Tissoires }; 2236f425458eSH Hartley Sweeten module_hid_driver(mt_driver); 2237