| 1 | |
| 2 | |
| 3 | * HID driver for multitouch panels
|
| 4 | *
|
| 5 | * Copyright (c) 2010-2012 Stephane Chatty <[email protected]>
|
| 6 | * Copyright (c) 2010-2013 Benjamin Tissoires <[email protected]>
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| 7 | * Copyright (c) 2010-2012 Ecole Nationale de l'Aviation Civile, France
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| 8 | * Copyright (c) 2012-2013 Red Hat, Inc
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| 9 | *
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| 10 | * This code is partly based on hid-egalax.c:
|
| 11 | *
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| 12 | * Copyright (c) 2010 Stephane Chatty <[email protected]>
|
| 13 | * Copyright (c) 2010 Henrik Rydberg <[email protected]>
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| 14 | * Copyright (c) 2010 Canonical, Ltd.
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| 15 | *
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| 16 | * This code is partly based on hid-3m-pct.c:
|
| 17 | *
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| 18 | * Copyright (c) 2009-2010 Stephane Chatty <[email protected]>
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| 19 | * Copyright (c) 2010 Henrik Rydberg <[email protected]>
|
| 20 | * Copyright (c) 2010 Canonical, Ltd.
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| 21 |
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| 22 |
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| 23 | |
| 24 |
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| 25 |
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| 26 | |
| 27 | * This driver is regularly tested thanks to the test suite in hid-tools[1].
|
| 28 | * Please run these regression tests before patching this module so that
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| 29 | * your patch won't break existing known devices.
|
| 30 | *
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| 31 | * [1] https://gitlab.freedesktop.org/libevdev/hid-tools
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| 32 |
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| 33 |
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| 34 | #include <linux/bitmap.h>
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| 35 | #include <linux/bits.h>
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| 36 | #include <linux/device.h>
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| 37 | #include <linux/hid.h>
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| 38 | #include <linux/module.h>
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| 39 | #include <linux/slab.h>
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| 40 | #include <linux/input/mt.h>
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| 41 | #include <linux/jiffies.h>
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| 42 | #include <linux/string.h>
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| 43 | #include <linux/timer.h>
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| 44 |
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| 45 |
|
| 46 | MODULE_AUTHOR("Stephane Chatty <[email protected]>");
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| 47 | MODULE_AUTHOR("Benjamin Tissoires <[email protected]>");
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| 48 | MODULE_DESCRIPTION("HID multitouch panels");
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| 49 | MODULE_LICENSE("GPL");
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| 50 |
|
| 51 | #include "hid-ids.h"
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| 52 |
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| 53 | #include "hid-haptic.h"
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| 54 |
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| 55 |
|
| 56 | #define MT_QUIRK_NOT_SEEN_MEANS_UP BIT(0)
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| 57 | #define MT_QUIRK_SLOT_IS_CONTACTID BIT(1)
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| 58 | #define MT_QUIRK_CYPRESS BIT(2)
|
| 59 | #define MT_QUIRK_SLOT_IS_CONTACTNUMBER BIT(3)
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| 60 | #define MT_QUIRK_ALWAYS_VALID BIT(4)
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| 61 | #define MT_QUIRK_VALID_IS_INRANGE BIT(5)
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| 62 | #define MT_QUIRK_VALID_IS_CONFIDENCE BIT(6)
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| 63 | #define MT_QUIRK_CONFIDENCE BIT(7)
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| 64 | #define MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE BIT(8)
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| 65 | #define MT_QUIRK_NO_AREA BIT(9)
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| 66 | #define MT_QUIRK_IGNORE_DUPLICATES BIT(10)
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| 67 | #define MT_QUIRK_HOVERING BIT(11)
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| 68 | #define MT_QUIRK_CONTACT_CNT_ACCURATE BIT(12)
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| 69 | #define MT_QUIRK_FORCE_GET_FEATURE BIT(13)
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| 70 | #define MT_QUIRK_FIX_CONST_CONTACT_ID BIT(14)
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| 71 | #define MT_QUIRK_TOUCH_SIZE_SCALING BIT(15)
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| 72 | #define MT_QUIRK_STICKY_FINGERS BIT(16)
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| 73 | #define MT_QUIRK_ASUS_CUSTOM_UP BIT(17)
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| 74 | #define MT_QUIRK_WIN8_PTP_BUTTONS BIT(18)
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| 75 | #define MT_QUIRK_SEPARATE_APP_REPORT BIT(19)
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| 76 | #define MT_QUIRK_FORCE_MULTI_INPUT BIT(20)
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| 77 | #define MT_QUIRK_DISABLE_WAKEUP BIT(21)
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| 78 | #define MT_QUIRK_ORIENTATION_INVERT BIT(22)
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| 79 | #define MT_QUIRK_APPLE_TOUCHBAR BIT(23)
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| 80 | #define MT_QUIRK_YOGABOOK9I BIT(24)
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| 81 | #define MT_QUIRK_KEEP_LATENCY_ON_CLOSE BIT(25)
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| 82 | #define MT_QUIRK_IGNORE_FEATURE_ID_MISMATCH BIT(26)
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| 83 |
|
| 84 | #define MT_INPUTMODE_TOUCHSCREEN 0x02
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| 85 | #define MT_INPUTMODE_TOUCHPAD 0x03
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| 86 |
|
| 87 | #define MT_BUTTONTYPE_CLICKPAD 0
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| 88 | #define MT_BUTTONTYPE_PRESSUREPAD 1
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| 89 |
|
| 90 | enum latency_mode {
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| 91 | HID_LATENCY_NORMAL = 0,
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| 92 | HID_LATENCY_HIGH = 1,
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| 93 | };
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| 94 |
|
| 95 | enum report_mode {
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| 96 | TOUCHPAD_REPORT_NONE = 0,
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| 97 | TOUCHPAD_REPORT_BUTTONS = BIT(0),
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| 98 | TOUCHPAD_REPORT_CONTACTS = BIT(1),
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| 99 | TOUCHPAD_REPORT_ALL = TOUCHPAD_REPORT_BUTTONS | TOUCHPAD_REPORT_CONTACTS,
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| 100 | };
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| 101 |
|
| 102 | #define MT_IO_FLAGS_RUNNING 0
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| 103 |
|
| 104 | static const bool mtrue = true;
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| 105 | static const bool mfalse;
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| 106 | static const __s32 mzero;
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| 107 |
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| 108 | #define DEFAULT_TRUE ((void *)&mtrue)
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| 109 | #define DEFAULT_FALSE ((void *)&mfalse)
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| 110 | #define DEFAULT_ZERO ((void *)&mzero)
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| 111 |
|
| 112 | struct mt_usages {
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| 113 | struct list_head list;
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| 114 | __s32 *x, *y, *cx, *cy, *p, *w, *h, *a;
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| 115 | __s32 *contactid;
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| 116 | bool *tip_state;
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| 117 | bool *inrange_state;
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| 118 | bool *confidence_state;
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| 119 | };
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| 120 |
|
| 121 | struct mt_application {
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| 122 | struct list_head list;
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| 123 | unsigned int application;
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| 124 | unsigned int report_id;
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| 125 | struct list_head mt_usages;
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| 126 |
|
| 127 | __s32 quirks;
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| 128 |
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| 129 | __s32 *scantime;
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| 130 | __s32 scantime_logical_max;
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| 131 |
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| 132 | __s32 *raw_cc;
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| 133 | int left_button_state;
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| 134 | unsigned int mt_flags;
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| 135 |
|
| 136 | unsigned long *pending_palm_slots; |
| 137 | * and need to release
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| 138 |
|
| 139 | __u8 num_received;
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| 140 | __u8 num_expected;
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| 141 | __u8 buttons_count;
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| 142 | __u8 touches_by_report; |
| 143 | * 1 means we should use a serial protocol
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| 144 | * > 1 means hybrid (multitouch) protocol
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| 145 |
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| 146 |
|
| 147 | unsigned long jiffies;
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| 148 | int timestamp;
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| 149 | int prev_scantime;
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| 150 |
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| 151 | bool have_contact_count;
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| 152 | };
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| 153 |
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| 154 | struct mt_class {
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| 155 | __s32 name;
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| 156 | __s32 quirks;
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| 157 | __s32 sn_move;
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| 158 | __s32 sn_width;
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| 159 | __s32 sn_height;
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| 160 | __s32 sn_pressure;
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| 161 | __u8 maxcontacts;
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| 162 | bool is_indirect;
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| 163 | bool export_all_inputs;
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| 164 | };
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| 165 |
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| 166 | struct mt_report_data {
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| 167 | struct list_head list;
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| 168 | struct hid_report *report;
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| 169 | struct mt_application *application;
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| 170 | bool is_mt_collection;
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| 171 | };
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| 172 |
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| 173 | struct mt_device {
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| 174 | struct mt_class mtclass;
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| 175 | struct timer_list release_timer;
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| 176 | struct hid_haptic_device *haptic;
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| 177 | struct hid_device *hdev;
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| 178 | unsigned long mt_io_flags;
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| 179 | unsigned long *active_slots; |
| 180 | * contact, sized for maxcontacts
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| 181 |
|
| 182 | __u8 inputmode_value;
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| 183 | __u8 maxcontacts;
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| 184 | bool is_buttonpad;
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| 185 | bool is_pressurepad;
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| 186 | bool is_haptic_touchpad;
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| 187 | bool serial_maybe;
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| 188 |
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| 189 | struct list_head applications;
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| 190 | struct list_head reports;
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| 191 | };
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| 192 |
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| 193 | static void mt_post_parse_default_settings(struct mt_device *td,
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| 194 | struct mt_application *app);
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| 195 | static void mt_post_parse(struct mt_device *td, struct mt_application *app);
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| 196 |
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| 197 |
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| 198 | #define MT_CLS_DEFAULT 0x0001
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| 199 |
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| 200 | #define MT_CLS_SERIAL 0x0002
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| 201 | #define MT_CLS_CONFIDENCE 0x0003
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| 202 | #define MT_CLS_CONFIDENCE_CONTACT_ID 0x0004
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| 203 | #define MT_CLS_CONFIDENCE_MINUS_ONE 0x0005
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| 204 | #define MT_CLS_DUAL_INRANGE_CONTACTID 0x0006
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| 205 | #define MT_CLS_DUAL_INRANGE_CONTACTNUMBER 0x0007
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| 206 |
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| 207 | #define MT_CLS_INRANGE_CONTACTNUMBER 0x0009
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| 208 | #define MT_CLS_NSMU 0x000a
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| 209 |
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| 210 |
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| 211 | #define MT_CLS_WIN_8 0x0012
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| 212 | #define MT_CLS_EXPORT_ALL_INPUTS 0x0013
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| 213 |
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| 214 | #define MT_CLS_WIN_8_FORCE_MULTI_INPUT 0x0015
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| 215 | #define MT_CLS_WIN_8_DISABLE_WAKEUP 0x0016
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| 216 | #define MT_CLS_WIN_8_NO_STICKY_FINGERS 0x0017
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| 217 | #define MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU 0x0018
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| 218 | #define MT_CLS_WIN_8_KEEP_LATENCY_ON_CLOSE 0x0019
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| 219 |
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| 220 |
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| 221 | #define MT_CLS_3M 0x0101
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| 222 |
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| 223 | #define MT_CLS_EGALAX 0x0103
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| 224 | #define MT_CLS_EGALAX_SERIAL 0x0104
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| 225 | #define MT_CLS_TOPSEED 0x0105
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| 226 | #define MT_CLS_PANASONIC 0x0106
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| 227 | #define MT_CLS_FLATFROG 0x0107
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| 228 | #define MT_CLS_GENERALTOUCH_TWOFINGERS 0x0108
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| 229 | #define MT_CLS_GENERALTOUCH_PWT_TENFINGERS 0x0109
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| 230 | #define MT_CLS_LG 0x010a
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| 231 | #define MT_CLS_ASUS 0x010b
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| 232 | #define MT_CLS_VTL 0x0110
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| 233 | #define MT_CLS_GOOGLE 0x0111
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| 234 | #define MT_CLS_RAZER_BLADE_STEALTH 0x0112
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| 235 | #define MT_CLS_SMART_TECH 0x0113
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| 236 | #define MT_CLS_APPLE_TOUCHBAR 0x0114
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| 237 | #define MT_CLS_YOGABOOK9I 0x0115
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| 238 | #define MT_CLS_EGALAX_P80H84 0x0116
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| 239 | #define MT_CLS_ASUS_ROG_Z13_FOLIO 0x0117
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| 240 | #define MT_CLS_SIS 0x0457
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| 241 |
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| 242 | #define MT_DEFAULT_MAXCONTACT 10
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| 243 | #define MT_MAX_MAXCONTACT 250
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| 244 |
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| 245 | |
| 246 | * Resync device and local timestamps after that many microseconds without
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| 247 | * receiving data.
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| 248 |
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| 249 | #define MAX_TIMESTAMP_INTERVAL 1000000
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| 250 |
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| 251 | #define MT_USB_DEVICE(v, p) HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH, v, p)
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| 252 | #define MT_BT_DEVICE(v, p) HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_MULTITOUCH, v, p)
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| 253 |
|
| 254 | |
| 255 | * these device-dependent functions determine what slot corresponds
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| 256 | * to a valid contact that was just read.
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| 257 |
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| 258 |
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| 259 | static int cypress_compute_slot(struct mt_application *application,
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| 260 | struct mt_usages *slot)
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| 261 | {
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| 262 | if (*slot->contactid != 0 || application->num_received == 0)
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| 263 | return *slot->contactid;
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| 264 | else
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| 265 | return -1;
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| 266 | }
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| 267 |
|
| 268 | static const struct mt_class mt_classes[] = {
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| 269 | { .name = MT_CLS_DEFAULT,
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| 270 | .quirks = MT_QUIRK_ALWAYS_VALID |
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| 271 | MT_QUIRK_CONTACT_CNT_ACCURATE },
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| 272 | { .name = MT_CLS_NSMU,
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| 273 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP },
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| 274 | { .name = MT_CLS_SERIAL,
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| 275 | .quirks = MT_QUIRK_ALWAYS_VALID},
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| 276 | { .name = MT_CLS_CONFIDENCE,
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| 277 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE },
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| 278 | { .name = MT_CLS_CONFIDENCE_CONTACT_ID,
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| 279 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE |
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| 280 | MT_QUIRK_SLOT_IS_CONTACTID },
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| 281 | { .name = MT_CLS_CONFIDENCE_MINUS_ONE,
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| 282 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE |
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| 283 | MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE },
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| 284 | { .name = MT_CLS_DUAL_INRANGE_CONTACTID,
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| 285 | .quirks = MT_QUIRK_VALID_IS_INRANGE |
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| 286 | MT_QUIRK_SLOT_IS_CONTACTID,
|
| 287 | .maxcontacts = 2 },
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| 288 | { .name = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
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| 289 | .quirks = MT_QUIRK_VALID_IS_INRANGE |
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| 290 | MT_QUIRK_SLOT_IS_CONTACTNUMBER,
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| 291 | .maxcontacts = 2 },
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| 292 | { .name = MT_CLS_INRANGE_CONTACTNUMBER,
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| 293 | .quirks = MT_QUIRK_VALID_IS_INRANGE |
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| 294 | MT_QUIRK_SLOT_IS_CONTACTNUMBER },
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| 295 | { .name = MT_CLS_WIN_8,
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| 296 | .quirks = MT_QUIRK_ALWAYS_VALID |
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| 297 | MT_QUIRK_IGNORE_DUPLICATES |
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| 298 | MT_QUIRK_HOVERING |
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| 299 | MT_QUIRK_CONTACT_CNT_ACCURATE |
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| 300 | MT_QUIRK_STICKY_FINGERS |
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| 301 | MT_QUIRK_WIN8_PTP_BUTTONS,
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| 302 | .export_all_inputs = true },
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| 303 | { .name = MT_CLS_EXPORT_ALL_INPUTS,
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| 304 | .quirks = MT_QUIRK_ALWAYS_VALID |
|
| 305 | MT_QUIRK_CONTACT_CNT_ACCURATE,
|
| 306 | .export_all_inputs = true },
|
| 307 | { .name = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
|
| 308 | .quirks = MT_QUIRK_ALWAYS_VALID |
|
| 309 | MT_QUIRK_IGNORE_DUPLICATES |
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| 310 | MT_QUIRK_HOVERING |
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| 311 | MT_QUIRK_CONTACT_CNT_ACCURATE |
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| 312 | MT_QUIRK_STICKY_FINGERS |
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| 313 | MT_QUIRK_WIN8_PTP_BUTTONS |
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| 314 | MT_QUIRK_FORCE_MULTI_INPUT,
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| 315 | .export_all_inputs = true },
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| 316 | { .name = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU,
|
| 317 | .quirks = MT_QUIRK_IGNORE_DUPLICATES |
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| 318 | MT_QUIRK_HOVERING |
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| 319 | MT_QUIRK_CONTACT_CNT_ACCURATE |
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| 320 | MT_QUIRK_STICKY_FINGERS |
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| 321 | MT_QUIRK_WIN8_PTP_BUTTONS |
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| 322 | MT_QUIRK_FORCE_MULTI_INPUT |
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| 323 | MT_QUIRK_NOT_SEEN_MEANS_UP,
|
| 324 | .export_all_inputs = true },
|
| 325 | { .name = MT_CLS_WIN_8_DISABLE_WAKEUP,
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| 326 | .quirks = MT_QUIRK_ALWAYS_VALID |
|
| 327 | MT_QUIRK_IGNORE_DUPLICATES |
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| 328 | MT_QUIRK_HOVERING |
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| 329 | MT_QUIRK_CONTACT_CNT_ACCURATE |
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| 330 | MT_QUIRK_STICKY_FINGERS |
|
| 331 | MT_QUIRK_WIN8_PTP_BUTTONS |
|
| 332 | MT_QUIRK_DISABLE_WAKEUP,
|
| 333 | .export_all_inputs = true },
|
| 334 | { .name = MT_CLS_WIN_8_NO_STICKY_FINGERS,
|
| 335 | .quirks = MT_QUIRK_ALWAYS_VALID |
|
| 336 | MT_QUIRK_IGNORE_DUPLICATES |
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| 337 | MT_QUIRK_HOVERING |
|
| 338 | MT_QUIRK_CONTACT_CNT_ACCURATE |
|
| 339 | MT_QUIRK_WIN8_PTP_BUTTONS,
|
| 340 | .export_all_inputs = true },
|
| 341 | { .name = MT_CLS_WIN_8_KEEP_LATENCY_ON_CLOSE,
|
| 342 | .quirks = MT_QUIRK_ALWAYS_VALID |
|
| 343 | MT_QUIRK_IGNORE_DUPLICATES |
|
| 344 | MT_QUIRK_HOVERING |
|
| 345 | MT_QUIRK_CONTACT_CNT_ACCURATE |
|
| 346 | MT_QUIRK_STICKY_FINGERS |
|
| 347 | MT_QUIRK_WIN8_PTP_BUTTONS |
|
| 348 | MT_QUIRK_KEEP_LATENCY_ON_CLOSE,
|
| 349 | .export_all_inputs = true },
|
| 350 |
|
| 351 | |
| 352 | * vendor specific classes
|
| 353 |
|
| 354 | { .name = MT_CLS_3M,
|
| 355 | .quirks = MT_QUIRK_VALID_IS_CONFIDENCE |
|
| 356 | MT_QUIRK_SLOT_IS_CONTACTID |
|
| 357 | MT_QUIRK_TOUCH_SIZE_SCALING,
|
| 358 | .sn_move = 2048,
|
| 359 | .sn_width = 128,
|
| 360 | .sn_height = 128,
|
| 361 | .maxcontacts = 60,
|
| 362 | },
|
| 363 | { .name = MT_CLS_EGALAX,
|
| 364 | .quirks = MT_QUIRK_SLOT_IS_CONTACTID |
|
| 365 | MT_QUIRK_VALID_IS_INRANGE,
|
| 366 | .sn_move = 4096,
|
| 367 | .sn_pressure = 32,
|
| 368 | },
|
| 369 | { .name = MT_CLS_EGALAX_SERIAL,
|
| 370 | .quirks = MT_QUIRK_SLOT_IS_CONTACTID |
|
| 371 | MT_QUIRK_ALWAYS_VALID,
|
| 372 | .sn_move = 4096,
|
| 373 | .sn_pressure = 32,
|
| 374 | },
|
| 375 | { .name = MT_CLS_TOPSEED,
|
| 376 | .quirks = MT_QUIRK_ALWAYS_VALID,
|
| 377 | .is_indirect = true,
|
| 378 | .maxcontacts = 2,
|
| 379 | },
|
| 380 | { .name = MT_CLS_PANASONIC,
|
| 381 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP,
|
| 382 | .maxcontacts = 4 },
|
| 383 | { .name = MT_CLS_GENERALTOUCH_TWOFINGERS,
|
| 384 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP |
|
| 385 | MT_QUIRK_VALID_IS_INRANGE |
|
| 386 | MT_QUIRK_SLOT_IS_CONTACTID,
|
| 387 | .maxcontacts = 2
|
| 388 | },
|
| 389 | { .name = MT_CLS_GENERALTOUCH_PWT_TENFINGERS,
|
| 390 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP |
|
| 391 | MT_QUIRK_SLOT_IS_CONTACTID
|
| 392 | },
|
| 393 |
|
| 394 | { .name = MT_CLS_FLATFROG,
|
| 395 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP |
|
| 396 | MT_QUIRK_NO_AREA,
|
| 397 | .sn_move = 2048,
|
| 398 | .maxcontacts = 40,
|
| 399 | },
|
| 400 | { .name = MT_CLS_LG,
|
| 401 | .quirks = MT_QUIRK_ALWAYS_VALID |
|
| 402 | MT_QUIRK_FIX_CONST_CONTACT_ID |
|
| 403 | MT_QUIRK_IGNORE_DUPLICATES |
|
| 404 | MT_QUIRK_HOVERING |
|
| 405 | MT_QUIRK_CONTACT_CNT_ACCURATE },
|
| 406 | { .name = MT_CLS_ASUS,
|
| 407 | .quirks = MT_QUIRK_ALWAYS_VALID |
|
| 408 | MT_QUIRK_CONTACT_CNT_ACCURATE |
|
| 409 | MT_QUIRK_ASUS_CUSTOM_UP },
|
| 410 | { .name = MT_CLS_ASUS_ROG_Z13_FOLIO,
|
| 411 | .quirks = MT_QUIRK_ALWAYS_VALID |
|
| 412 | MT_QUIRK_IGNORE_DUPLICATES |
|
| 413 | MT_QUIRK_HOVERING |
|
| 414 | MT_QUIRK_CONTACT_CNT_ACCURATE |
|
| 415 | MT_QUIRK_STICKY_FINGERS |
|
| 416 | MT_QUIRK_WIN8_PTP_BUTTONS |
|
| 417 | MT_QUIRK_CONFIDENCE |
|
| 418 | MT_QUIRK_IGNORE_FEATURE_ID_MISMATCH,
|
| 419 | .export_all_inputs = true },
|
| 420 | { .name = MT_CLS_VTL,
|
| 421 | .quirks = MT_QUIRK_ALWAYS_VALID |
|
| 422 | MT_QUIRK_CONTACT_CNT_ACCURATE |
|
| 423 | MT_QUIRK_STICKY_FINGERS |
|
| 424 | MT_QUIRK_FORCE_GET_FEATURE,
|
| 425 | },
|
| 426 | { .name = MT_CLS_GOOGLE,
|
| 427 | .quirks = MT_QUIRK_ALWAYS_VALID |
|
| 428 | MT_QUIRK_CONTACT_CNT_ACCURATE |
|
| 429 | MT_QUIRK_SLOT_IS_CONTACTID |
|
| 430 | MT_QUIRK_HOVERING
|
| 431 | },
|
| 432 | { .name = MT_CLS_RAZER_BLADE_STEALTH,
|
| 433 | .quirks = MT_QUIRK_ALWAYS_VALID |
|
| 434 | MT_QUIRK_IGNORE_DUPLICATES |
|
| 435 | MT_QUIRK_HOVERING |
|
| 436 | MT_QUIRK_CONTACT_CNT_ACCURATE |
|
| 437 | MT_QUIRK_WIN8_PTP_BUTTONS,
|
| 438 | },
|
| 439 | { .name = MT_CLS_SMART_TECH,
|
| 440 | .quirks = MT_QUIRK_ALWAYS_VALID |
|
| 441 | MT_QUIRK_IGNORE_DUPLICATES |
|
| 442 | MT_QUIRK_CONTACT_CNT_ACCURATE |
|
| 443 | MT_QUIRK_SEPARATE_APP_REPORT,
|
| 444 | },
|
| 445 | { .name = MT_CLS_APPLE_TOUCHBAR,
|
| 446 | .quirks = MT_QUIRK_HOVERING |
|
| 447 | MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE |
|
| 448 | MT_QUIRK_APPLE_TOUCHBAR,
|
| 449 | .maxcontacts = 11,
|
| 450 | },
|
| 451 | { .name = MT_CLS_SIS,
|
| 452 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP |
|
| 453 | MT_QUIRK_ALWAYS_VALID |
|
| 454 | MT_QUIRK_CONTACT_CNT_ACCURATE,
|
| 455 | },
|
| 456 | { .name = MT_CLS_YOGABOOK9I,
|
| 457 | .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP |
|
| 458 | MT_QUIRK_ALWAYS_VALID |
|
| 459 | MT_QUIRK_CONTACT_CNT_ACCURATE |
|
| 460 | MT_QUIRK_FORCE_MULTI_INPUT |
|
| 461 | MT_QUIRK_SEPARATE_APP_REPORT |
|
| 462 | MT_QUIRK_HOVERING |
|
| 463 | MT_QUIRK_YOGABOOK9I,
|
| 464 | .maxcontacts = 10,
|
| 465 | .export_all_inputs = true
|
| 466 | },
|
| 467 | { .name = MT_CLS_EGALAX_P80H84,
|
| 468 | .quirks = MT_QUIRK_ALWAYS_VALID |
|
| 469 | MT_QUIRK_IGNORE_DUPLICATES |
|
| 470 | MT_QUIRK_CONTACT_CNT_ACCURATE,
|
| 471 | },
|
| 472 | { }
|
| 473 | };
|
| 474 |
|
| 475 | static ssize_t mt_show_quirks(struct device *dev,
|
| 476 | struct device_attribute *attr,
|
| 477 | char *buf)
|
| 478 | {
|
| 479 | struct hid_device *hdev = to_hid_device(dev);
|
| 480 | struct mt_device *td = hid_get_drvdata(hdev);
|
| 481 |
|
| 482 | return sprintf(buf, "%u\n", td->mtclass.quirks);
|
| 483 | }
|
| 484 |
|
| 485 | static ssize_t mt_set_quirks(struct device *dev,
|
| 486 | struct device_attribute *attr,
|
| 487 | const char *buf, size_t count)
|
| 488 | {
|
| 489 | struct hid_device *hdev = to_hid_device(dev);
|
| 490 | struct mt_device *td = hid_get_drvdata(hdev);
|
| 491 | struct mt_application *application;
|
| 492 |
|
| 493 | unsigned long val;
|
| 494 |
|
| 495 | if (kstrtoul(buf, 0, &val))
|
| 496 | return -EINVAL;
|
| 497 |
|
| 498 | td->mtclass.quirks = val;
|
| 499 |
|
| 500 | list_for_each_entry(application, &td->applications, list) {
|
| 501 | application->quirks = val;
|
| 502 | if (!application->have_contact_count)
|
| 503 | application->quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE;
|
| 504 | }
|
| 505 |
|
| 506 | return count;
|
| 507 | }
|
| 508 |
|
| 509 | static DEVICE_ATTR(quirks, S_IWUSR | S_IRUGO, mt_show_quirks, mt_set_quirks);
|
| 510 |
|
| 511 | static struct attribute *sysfs_attrs[] = {
|
| 512 | &dev_attr_quirks.attr,
|
| 513 | NULL
|
| 514 | };
|
| 515 |
|
| 516 | static const struct attribute_group mt_attribute_group = {
|
| 517 | .attrs = sysfs_attrs
|
| 518 | };
|
| 519 |
|
| 520 | static void mt_get_feature(struct hid_device *hdev, struct hid_report *report)
|
| 521 | {
|
| 522 | struct mt_device *td = hid_get_drvdata(hdev);
|
| 523 | int ret;
|
| 524 | u32 size = hid_report_len(report);
|
| 525 | u8 *buf;
|
| 526 |
|
| 527 | |
| 528 | * Do not fetch the feature report if the device has been explicitly
|
| 529 | * marked as non-capable.
|
| 530 |
|
| 531 | if (hdev->quirks & HID_QUIRK_NO_INIT_REPORTS)
|
| 532 | return;
|
| 533 |
|
| 534 | buf = hid_alloc_report_buf(report, GFP_KERNEL);
|
| 535 | if (!buf)
|
| 536 | return;
|
| 537 |
|
| 538 | ret = hid_hw_raw_request(hdev, report->id, buf, size,
|
| 539 | HID_FEATURE_REPORT, HID_REQ_GET_REPORT);
|
| 540 | if (ret < 0) {
|
| 541 | dev_warn(&hdev->dev, "failed to fetch feature %d\n",
|
| 542 | report->id);
|
| 543 | } else {
|
| 544 | |
| 545 | * The report ID in the request and the response should match.
|
| 546 | * Some firmware (e.g. the ASUS ROG Z13 Folio
|
| 547 | * touchpad) returns a mismatched ID on this specific fetch;
|
| 548 | * tolerate it only for devices explicitly flagged as such.
|
| 549 |
|
| 550 | if (report->id != buf[0] &&
|
| 551 | !(td->mtclass.quirks & MT_QUIRK_IGNORE_FEATURE_ID_MISMATCH)) {
|
| 552 | hid_err(hdev, "Returned feature report did not match the request\n");
|
| 553 | goto free;
|
| 554 | }
|
| 555 |
|
| 556 | ret = hid_report_raw_event(hdev, HID_FEATURE_REPORT, buf,
|
| 557 | size, size, 0);
|
| 558 | if (ret)
|
| 559 | dev_warn(&hdev->dev, "failed to report feature\n");
|
| 560 | }
|
| 561 |
|
| 562 | free:
|
| 563 | kfree(buf);
|
| 564 | }
|
| 565 |
|
| 566 | static void mt_feature_mapping(struct hid_device *hdev,
|
| 567 | struct hid_field *field, struct hid_usage *usage)
|
| 568 | {
|
| 569 | struct mt_device *td = hid_get_drvdata(hdev);
|
| 570 |
|
| 571 | switch (usage->hid) {
|
| 572 | case HID_DG_CONTACTMAX:
|
| 573 | mt_get_feature(hdev, field->report);
|
| 574 |
|
| 575 | td->maxcontacts = field->value[0];
|
| 576 | if (!td->maxcontacts &&
|
| 577 | field->logical_maximum <= MT_MAX_MAXCONTACT)
|
| 578 | td->maxcontacts = field->logical_maximum;
|
| 579 | if (td->mtclass.maxcontacts)
|
| 580 |
|
| 581 | td->maxcontacts = td->mtclass.maxcontacts;
|
| 582 |
|
| 583 | break;
|
| 584 | case HID_DG_BUTTONTYPE:
|
| 585 | if (usage->usage_index >= field->report_count) {
|
| 586 | dev_err(&hdev->dev, "HID_DG_BUTTONTYPE out of range\n");
|
| 587 | break;
|
| 588 | }
|
| 589 |
|
| 590 | mt_get_feature(hdev, field->report);
|
| 591 | switch (field->value[usage->usage_index]) {
|
| 592 | case MT_BUTTONTYPE_CLICKPAD:
|
| 593 | td->is_buttonpad = true;
|
| 594 | break;
|
| 595 | case MT_BUTTONTYPE_PRESSUREPAD:
|
| 596 | td->is_pressurepad = true;
|
| 597 | break;
|
| 598 | }
|
| 599 |
|
| 600 | break;
|
| 601 | case 0xff0000c5:
|
| 602 |
|
| 603 | if (usage->usage_index == 0)
|
| 604 | mt_get_feature(hdev, field->report);
|
| 605 | break;
|
| 606 | }
|
| 607 |
|
| 608 | hid_haptic_feature_mapping(hdev, td->haptic, field, usage);
|
| 609 | }
|
| 610 |
|
| 611 | static void set_abs(struct input_dev *input, unsigned int code,
|
| 612 | struct hid_field *field, int snratio)
|
| 613 | {
|
| 614 | int fmin = field->logical_minimum;
|
| 615 | int fmax = field->logical_maximum;
|
| 616 | int fuzz = snratio ? (fmax - fmin) / snratio : 0;
|
| 617 | input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
|
| 618 | input_abs_set_res(input, code, hidinput_calc_abs_res(field, code));
|
| 619 | }
|
| 620 |
|
| 621 | static struct mt_usages *mt_allocate_usage(struct hid_device *hdev,
|
| 622 | struct mt_application *application)
|
| 623 | {
|
| 624 | struct mt_usages *usage;
|
| 625 |
|
| 626 | usage = devm_kzalloc(&hdev->dev, sizeof(*usage), GFP_KERNEL);
|
| 627 | if (!usage)
|
| 628 | return NULL;
|
| 629 |
|
| 630 |
|
| 631 | usage->x = DEFAULT_ZERO;
|
| 632 | usage->y = DEFAULT_ZERO;
|
| 633 | usage->cx = DEFAULT_ZERO;
|
| 634 | usage->cy = DEFAULT_ZERO;
|
| 635 | usage->p = DEFAULT_ZERO;
|
| 636 | usage->w = DEFAULT_ZERO;
|
| 637 | usage->h = DEFAULT_ZERO;
|
| 638 | usage->a = DEFAULT_ZERO;
|
| 639 | usage->contactid = DEFAULT_ZERO;
|
| 640 | usage->tip_state = DEFAULT_FALSE;
|
| 641 | usage->inrange_state = DEFAULT_FALSE;
|
| 642 | usage->confidence_state = DEFAULT_TRUE;
|
| 643 |
|
| 644 | list_add_tail(&usage->list, &application->mt_usages);
|
| 645 |
|
| 646 | return usage;
|
| 647 | }
|
| 648 |
|
| 649 | static struct mt_application *mt_allocate_application(struct mt_device *td,
|
| 650 | struct hid_report *report)
|
| 651 | {
|
| 652 | unsigned int application = report->application;
|
| 653 | struct mt_application *mt_application;
|
| 654 |
|
| 655 | mt_application = devm_kzalloc(&td->hdev->dev, sizeof(*mt_application),
|
| 656 | GFP_KERNEL);
|
| 657 | if (!mt_application)
|
| 658 | return NULL;
|
| 659 |
|
| 660 | mt_application->application = application;
|
| 661 | INIT_LIST_HEAD(&mt_application->mt_usages);
|
| 662 |
|
| 663 | if (application == HID_DG_TOUCHSCREEN)
|
| 664 | mt_application->mt_flags |= INPUT_MT_DIRECT;
|
| 665 |
|
| 666 | |
| 667 | * Model touchscreens providing buttons as touchpads.
|
| 668 |
|
| 669 | if (application == HID_DG_TOUCHPAD) {
|
| 670 | mt_application->mt_flags |= INPUT_MT_POINTER;
|
| 671 | td->inputmode_value = MT_INPUTMODE_TOUCHPAD;
|
| 672 | }
|
| 673 |
|
| 674 | mt_application->scantime = DEFAULT_ZERO;
|
| 675 | mt_application->raw_cc = DEFAULT_ZERO;
|
| 676 | mt_application->quirks = td->mtclass.quirks;
|
| 677 | mt_application->report_id = report->id;
|
| 678 |
|
| 679 | list_add_tail(&mt_application->list, &td->applications);
|
| 680 |
|
| 681 | return mt_application;
|
| 682 | }
|
| 683 |
|
| 684 | static struct mt_application *mt_find_application(struct mt_device *td,
|
| 685 | struct hid_report *report)
|
| 686 | {
|
| 687 | unsigned int application = report->application;
|
| 688 | struct mt_application *tmp, *mt_application = NULL;
|
| 689 |
|
| 690 | list_for_each_entry(tmp, &td->applications, list) {
|
| 691 | if (application == tmp->application) {
|
| 692 | if (!(td->mtclass.quirks & MT_QUIRK_SEPARATE_APP_REPORT) ||
|
| 693 | tmp->report_id == report->id) {
|
| 694 | mt_application = tmp;
|
| 695 | break;
|
| 696 | }
|
| 697 | }
|
| 698 | }
|
| 699 |
|
| 700 | if (!mt_application)
|
| 701 | mt_application = mt_allocate_application(td, report);
|
| 702 |
|
| 703 | return mt_application;
|
| 704 | }
|
| 705 |
|
| 706 | static struct mt_report_data *mt_allocate_report_data(struct mt_device *td,
|
| 707 | struct hid_report *report)
|
| 708 | {
|
| 709 | struct mt_class *cls = &td->mtclass;
|
| 710 | struct mt_report_data *rdata;
|
| 711 | struct hid_field *field;
|
| 712 | int r, n;
|
| 713 |
|
| 714 | rdata = devm_kzalloc(&td->hdev->dev, sizeof(*rdata), GFP_KERNEL);
|
| 715 | if (!rdata)
|
| 716 | return NULL;
|
| 717 |
|
| 718 | rdata->report = report;
|
| 719 | rdata->application = mt_find_application(td, report);
|
| 720 |
|
| 721 | if (!rdata->application) {
|
| 722 | devm_kfree(&td->hdev->dev, rdata);
|
| 723 | return NULL;
|
| 724 | }
|
| 725 |
|
| 726 | for (r = 0; r < report->maxfield; r++) {
|
| 727 | field = report->field[r];
|
| 728 |
|
| 729 | if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
|
| 730 | continue;
|
| 731 |
|
| 732 | if (field->logical == HID_DG_FINGER || td->hdev->group != HID_GROUP_MULTITOUCH_WIN_8) {
|
| 733 | for (n = 0; n < field->report_count; n++) {
|
| 734 | unsigned int hid = field->usage[n].hid;
|
| 735 |
|
| 736 | if (hid == HID_DG_CONTACTID ||
|
| 737 | (cls->quirks & MT_QUIRK_APPLE_TOUCHBAR &&
|
| 738 | hid == HID_DG_TRANSDUCER_INDEX)) {
|
| 739 | rdata->is_mt_collection = true;
|
| 740 | break;
|
| 741 | }
|
| 742 | }
|
| 743 | }
|
| 744 | }
|
| 745 |
|
| 746 | list_add_tail(&rdata->list, &td->reports);
|
| 747 |
|
| 748 | return rdata;
|
| 749 | }
|
| 750 |
|
| 751 | static struct mt_report_data *mt_find_report_data(struct mt_device *td,
|
| 752 | struct hid_report *report)
|
| 753 | {
|
| 754 | struct mt_report_data *tmp, *rdata = NULL;
|
| 755 |
|
| 756 | list_for_each_entry(tmp, &td->reports, list) {
|
| 757 | if (report == tmp->report) {
|
| 758 | rdata = tmp;
|
| 759 | break;
|
| 760 | }
|
| 761 | }
|
| 762 |
|
| 763 | if (!rdata)
|
| 764 | rdata = mt_allocate_report_data(td, report);
|
| 765 |
|
| 766 | return rdata;
|
| 767 | }
|
| 768 |
|
| 769 | static void mt_store_field(struct hid_device *hdev,
|
| 770 | struct mt_application *application,
|
| 771 | __s32 *value,
|
| 772 | size_t offset)
|
| 773 | {
|
| 774 | struct mt_usages *usage;
|
| 775 | __s32 **target;
|
| 776 |
|
| 777 | if (list_empty(&application->mt_usages))
|
| 778 | usage = mt_allocate_usage(hdev, application);
|
| 779 | else
|
| 780 | usage = list_last_entry(&application->mt_usages,
|
| 781 | struct mt_usages,
|
| 782 | list);
|
| 783 |
|
| 784 | if (!usage)
|
| 785 | return;
|
| 786 |
|
| 787 | target = (__s32 **)((char *)usage + offset);
|
| 788 |
|
| 789 |
|
| 790 | if (*target != DEFAULT_TRUE &&
|
| 791 | *target != DEFAULT_FALSE &&
|
| 792 | *target != DEFAULT_ZERO) {
|
| 793 | if (usage->contactid == DEFAULT_ZERO ||
|
| 794 | usage->x == DEFAULT_ZERO ||
|
| 795 | usage->y == DEFAULT_ZERO) {
|
| 796 | hid_dbg(hdev,
|
| 797 | "ignoring duplicate usage on incomplete");
|
| 798 | return;
|
| 799 | }
|
| 800 | usage = mt_allocate_usage(hdev, application);
|
| 801 | if (!usage)
|
| 802 | return;
|
| 803 |
|
| 804 | target = (__s32 **)((char *)usage + offset);
|
| 805 | }
|
| 806 |
|
| 807 | *target = value;
|
| 808 | }
|
| 809 |
|
| 810 | #define MT_STORE_FIELD(__name) \
|
| 811 | mt_store_field(hdev, app, \
|
| 812 | &field->value[usage->usage_index], \
|
| 813 | offsetof(struct mt_usages, __name))
|
| 814 |
|
| 815 | static int mt_touch_input_mapping(struct hid_device *hdev, struct hid_input *hi,
|
| 816 | struct hid_field *field, struct hid_usage *usage,
|
| 817 | unsigned long **bit, int *max, struct mt_application *app)
|
| 818 | {
|
| 819 | struct mt_device *td = hid_get_drvdata(hdev);
|
| 820 | struct mt_class *cls = &td->mtclass;
|
| 821 | int code;
|
| 822 | struct hid_usage *prev_usage = NULL;
|
| 823 |
|
| 824 | |
| 825 | * Model touchscreens providing buttons as touchpads.
|
| 826 |
|
| 827 | if (field->application == HID_DG_TOUCHSCREEN &&
|
| 828 | (usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON) {
|
| 829 | app->mt_flags |= INPUT_MT_POINTER;
|
| 830 | td->inputmode_value = MT_INPUTMODE_TOUCHPAD;
|
| 831 | }
|
| 832 |
|
| 833 |
|
| 834 | if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON)
|
| 835 | app->buttons_count++;
|
| 836 |
|
| 837 | if (usage->usage_index)
|
| 838 | prev_usage = &field->usage[usage->usage_index - 1];
|
| 839 |
|
| 840 | switch (usage->hid & HID_USAGE_PAGE) {
|
| 841 |
|
| 842 | case HID_UP_GENDESK:
|
| 843 | switch (usage->hid) {
|
| 844 | case HID_GD_X:
|
| 845 | if (prev_usage && (prev_usage->hid == usage->hid)) {
|
| 846 | code = ABS_MT_TOOL_X;
|
| 847 | MT_STORE_FIELD(cx);
|
| 848 | } else {
|
| 849 | code = ABS_MT_POSITION_X;
|
| 850 | MT_STORE_FIELD(x);
|
| 851 | }
|
| 852 |
|
| 853 | set_abs(hi->input, code, field, cls->sn_move);
|
| 854 |
|
| 855 | |
| 856 | * A system multi-axis that exports X and Y has a high
|
| 857 | * chance of being used directly on a surface
|
| 858 |
|
| 859 | if (field->application == HID_GD_SYSTEM_MULTIAXIS) {
|
| 860 | __set_bit(INPUT_PROP_DIRECT,
|
| 861 | hi->input->propbit);
|
| 862 | input_set_abs_params(hi->input,
|
| 863 | ABS_MT_TOOL_TYPE,
|
| 864 | MT_TOOL_DIAL,
|
| 865 | MT_TOOL_DIAL, 0, 0);
|
| 866 | }
|
| 867 |
|
| 868 | return 1;
|
| 869 | case HID_GD_Y:
|
| 870 | if (prev_usage && (prev_usage->hid == usage->hid)) {
|
| 871 | code = ABS_MT_TOOL_Y;
|
| 872 | MT_STORE_FIELD(cy);
|
| 873 | } else {
|
| 874 | code = ABS_MT_POSITION_Y;
|
| 875 | MT_STORE_FIELD(y);
|
| 876 | }
|
| 877 |
|
| 878 | set_abs(hi->input, code, field, cls->sn_move);
|
| 879 |
|
| 880 | return 1;
|
| 881 | }
|
| 882 | return 0;
|
| 883 |
|
| 884 | case HID_UP_DIGITIZER:
|
| 885 | switch (usage->hid) {
|
| 886 | case HID_DG_INRANGE:
|
| 887 | if (app->quirks & MT_QUIRK_HOVERING) {
|
| 888 | input_set_abs_params(hi->input,
|
| 889 | ABS_MT_DISTANCE, 0, 1, 0, 0);
|
| 890 | }
|
| 891 | MT_STORE_FIELD(inrange_state);
|
| 892 | return 1;
|
| 893 | case HID_DG_CONFIDENCE:
|
| 894 | if ((cls->name == MT_CLS_WIN_8 ||
|
| 895 | cls->name == MT_CLS_WIN_8_FORCE_MULTI_INPUT ||
|
| 896 | cls->name == MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU ||
|
| 897 | cls->name == MT_CLS_WIN_8_DISABLE_WAKEUP ||
|
| 898 | cls->name == MT_CLS_WIN_8_KEEP_LATENCY_ON_CLOSE) &&
|
| 899 | (field->application == HID_DG_TOUCHPAD ||
|
| 900 | field->application == HID_DG_TOUCHSCREEN))
|
| 901 | app->quirks |= MT_QUIRK_CONFIDENCE;
|
| 902 |
|
| 903 | if (app->quirks & MT_QUIRK_CONFIDENCE)
|
| 904 | input_set_abs_params(hi->input,
|
| 905 | ABS_MT_TOOL_TYPE,
|
| 906 | MT_TOOL_FINGER,
|
| 907 | MT_TOOL_PALM, 0, 0);
|
| 908 |
|
| 909 | MT_STORE_FIELD(confidence_state);
|
| 910 | return 1;
|
| 911 | case HID_DG_TOUCH:
|
| 912 | |
| 913 | * Legacy devices use TIPSWITCH and not TOUCH.
|
| 914 | * One special case here is of the Apple Touch Bars.
|
| 915 | * In these devices, the tip state is contained in
|
| 916 | * fields with the HID_DG_TOUCH usage.
|
| 917 | * Let's just ignore this field for other devices.
|
| 918 |
|
| 919 | if (!(cls->quirks & MT_QUIRK_APPLE_TOUCHBAR))
|
| 920 | return -1;
|
| 921 | fallthrough;
|
| 922 | case HID_DG_TIPSWITCH:
|
| 923 | if (field->application != HID_GD_SYSTEM_MULTIAXIS)
|
| 924 | input_set_capability(hi->input,
|
| 925 | EV_KEY, BTN_TOUCH);
|
| 926 | MT_STORE_FIELD(tip_state);
|
| 927 | return 1;
|
| 928 | case HID_DG_TRANSDUCER_INDEX:
|
| 929 | |
| 930 | * Contact ID in case of Apple Touch Bars is contained
|
| 931 | * in fields with HID_DG_TRANSDUCER_INDEX usage.
|
| 932 |
|
| 933 | if (!(cls->quirks & MT_QUIRK_APPLE_TOUCHBAR))
|
| 934 | return 0;
|
| 935 | fallthrough;
|
| 936 | case HID_DG_CONTACTID:
|
| 937 | MT_STORE_FIELD(contactid);
|
| 938 | app->touches_by_report++;
|
| 939 | return 1;
|
| 940 | case HID_DG_WIDTH:
|
| 941 | if (!(app->quirks & MT_QUIRK_NO_AREA))
|
| 942 | set_abs(hi->input, ABS_MT_TOUCH_MAJOR, field,
|
| 943 | cls->sn_width);
|
| 944 | MT_STORE_FIELD(w);
|
| 945 | return 1;
|
| 946 | case HID_DG_HEIGHT:
|
| 947 | if (!(app->quirks & MT_QUIRK_NO_AREA)) {
|
| 948 | set_abs(hi->input, ABS_MT_TOUCH_MINOR, field,
|
| 949 | cls->sn_height);
|
| 950 |
|
| 951 | |
| 952 | * Only set ABS_MT_ORIENTATION if it is not
|
| 953 | * already set by the HID_DG_AZIMUTH usage.
|
| 954 |
|
| 955 | if (!test_bit(ABS_MT_ORIENTATION,
|
| 956 | hi->input->absbit))
|
| 957 | input_set_abs_params(hi->input,
|
| 958 | ABS_MT_ORIENTATION, 0, 1, 0, 0);
|
| 959 | }
|
| 960 | MT_STORE_FIELD(h);
|
| 961 | return 1;
|
| 962 | case HID_DG_TIPPRESSURE:
|
| 963 | set_abs(hi->input, ABS_MT_PRESSURE, field,
|
| 964 | cls->sn_pressure);
|
| 965 | td->is_haptic_touchpad =
|
| 966 | hid_haptic_check_pressure_unit(td->haptic,
|
| 967 | hi, field);
|
| 968 | MT_STORE_FIELD(p);
|
| 969 | return 1;
|
| 970 | case HID_DG_SCANTIME:
|
| 971 | input_set_capability(hi->input, EV_MSC, MSC_TIMESTAMP);
|
| 972 | app->scantime = &field->value[usage->usage_index];
|
| 973 | app->scantime_logical_max = field->logical_maximum;
|
| 974 | return 1;
|
| 975 | case HID_DG_CONTACTCOUNT:
|
| 976 | app->have_contact_count = true;
|
| 977 | app->raw_cc = &field->value[usage->usage_index];
|
| 978 | return 1;
|
| 979 | case HID_DG_AZIMUTH:
|
| 980 | |
| 981 | * Azimuth has the range of [0, MAX) representing a full
|
| 982 | * revolution. Set ABS_MT_ORIENTATION to a quarter of
|
| 983 | * MAX according the definition of ABS_MT_ORIENTATION
|
| 984 |
|
| 985 | input_set_abs_params(hi->input, ABS_MT_ORIENTATION,
|
| 986 | -field->logical_maximum / 4,
|
| 987 | field->logical_maximum / 4,
|
| 988 | cls->sn_move ?
|
| 989 | field->logical_maximum / cls->sn_move : 0, 0);
|
| 990 | MT_STORE_FIELD(a);
|
| 991 | return 1;
|
| 992 | case HID_DG_CONTACTMAX:
|
| 993 |
|
| 994 | return -1;
|
| 995 | }
|
| 996 |
|
| 997 | return 0;
|
| 998 |
|
| 999 | case HID_UP_BUTTON:
|
| 1000 | code = BTN_MOUSE + ((usage->hid - 1) & HID_USAGE);
|
| 1001 | |
| 1002 | * MS PTP spec says that external buttons left and right have
|
| 1003 | * usages 2 and 3.
|
| 1004 |
|
| 1005 | if ((app->quirks & MT_QUIRK_WIN8_PTP_BUTTONS) &&
|
| 1006 | field->application == HID_DG_TOUCHPAD &&
|
| 1007 | (usage->hid & HID_USAGE) > 1)
|
| 1008 | code--;
|
| 1009 |
|
| 1010 | if (field->application == HID_GD_SYSTEM_MULTIAXIS)
|
| 1011 | code = BTN_0 + ((usage->hid - 1) & HID_USAGE);
|
| 1012 |
|
| 1013 | hid_map_usage(hi, usage, bit, max, EV_KEY, code);
|
| 1014 | if (!*bit)
|
| 1015 | return -1;
|
| 1016 | input_set_capability(hi->input, EV_KEY, code);
|
| 1017 | return 1;
|
| 1018 |
|
| 1019 | case 0xff000000:
|
| 1020 |
|
| 1021 | return -1;
|
| 1022 | }
|
| 1023 |
|
| 1024 | return 0;
|
| 1025 | }
|
| 1026 |
|
| 1027 | static int mt_compute_slot(struct mt_device *td, struct mt_application *app,
|
| 1028 | struct mt_usages *slot,
|
| 1029 | struct input_dev *input)
|
| 1030 | {
|
| 1031 | __s32 quirks = app->quirks;
|
| 1032 |
|
| 1033 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTID)
|
| 1034 | return *slot->contactid;
|
| 1035 |
|
| 1036 | if (quirks & MT_QUIRK_CYPRESS)
|
| 1037 | return cypress_compute_slot(app, slot);
|
| 1038 |
|
| 1039 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTNUMBER)
|
| 1040 | return app->num_received;
|
| 1041 |
|
| 1042 | if (quirks & MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE)
|
| 1043 | return *slot->contactid - 1;
|
| 1044 |
|
| 1045 | return input_mt_get_slot_by_key(input, *slot->contactid);
|
| 1046 | }
|
| 1047 |
|
| 1048 | static void mt_release_pending_palms(struct mt_device *td,
|
| 1049 | struct mt_application *app,
|
| 1050 | struct input_dev *input)
|
| 1051 | {
|
| 1052 | int slotnum;
|
| 1053 | bool need_sync = false;
|
| 1054 |
|
| 1055 | for_each_set_bit(slotnum, app->pending_palm_slots, td->maxcontacts) {
|
| 1056 | clear_bit(slotnum, app->pending_palm_slots);
|
| 1057 | clear_bit(slotnum, td->active_slots);
|
| 1058 |
|
| 1059 | input_mt_slot(input, slotnum);
|
| 1060 | input_mt_report_slot_inactive(input);
|
| 1061 |
|
| 1062 | need_sync = true;
|
| 1063 | }
|
| 1064 |
|
| 1065 | if (need_sync) {
|
| 1066 | input_mt_sync_frame(input);
|
| 1067 | input_sync(input);
|
| 1068 | }
|
| 1069 | }
|
| 1070 |
|
| 1071 | |
| 1072 | * this function is called when a whole packet has been received and processed,
|
| 1073 | * so that it can decide what to send to the input layer.
|
| 1074 |
|
| 1075 | static void mt_sync_frame(struct mt_device *td, struct mt_application *app,
|
| 1076 | struct input_dev *input)
|
| 1077 | {
|
| 1078 | if (app->quirks & MT_QUIRK_WIN8_PTP_BUTTONS)
|
| 1079 | input_event(input, EV_KEY, BTN_LEFT, app->left_button_state);
|
| 1080 |
|
| 1081 | input_mt_sync_frame(input);
|
| 1082 | input_event(input, EV_MSC, MSC_TIMESTAMP, app->timestamp);
|
| 1083 | input_sync(input);
|
| 1084 |
|
| 1085 | mt_release_pending_palms(td, app, input);
|
| 1086 |
|
| 1087 | app->num_received = 0;
|
| 1088 | app->left_button_state = 0;
|
| 1089 | if (td->is_haptic_touchpad)
|
| 1090 | hid_haptic_pressure_reset(td->haptic);
|
| 1091 | }
|
| 1092 |
|
| 1093 | static int mt_compute_timestamp(struct mt_application *app, __s32 value)
|
| 1094 | {
|
| 1095 | long delta = value - app->prev_scantime;
|
| 1096 | unsigned long jdelta = jiffies_to_usecs(jiffies - app->jiffies);
|
| 1097 |
|
| 1098 | app->jiffies = jiffies;
|
| 1099 |
|
| 1100 | if (delta < 0)
|
| 1101 | delta += app->scantime_logical_max;
|
| 1102 |
|
| 1103 |
|
| 1104 | delta *= 100;
|
| 1105 |
|
| 1106 | if (jdelta > MAX_TIMESTAMP_INTERVAL)
|
| 1107 |
|
| 1108 | return 0;
|
| 1109 | else
|
| 1110 | return app->timestamp + delta;
|
| 1111 | }
|
| 1112 |
|
| 1113 | static int mt_touch_event(struct hid_device *hid, struct hid_field *field,
|
| 1114 | struct hid_usage *usage, __s32 value)
|
| 1115 | {
|
| 1116 |
|
| 1117 | if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event)
|
| 1118 | hid->hiddev_hid_event(hid, field, usage, value);
|
| 1119 |
|
| 1120 | return 1;
|
| 1121 | }
|
| 1122 |
|
| 1123 | static int mt_process_slot(struct mt_device *td, struct input_dev *input,
|
| 1124 | struct mt_application *app,
|
| 1125 | struct mt_usages *slot)
|
| 1126 | {
|
| 1127 | struct input_mt *mt = input->mt;
|
| 1128 | struct hid_device *hdev = td->hdev;
|
| 1129 | __s32 quirks = app->quirks;
|
| 1130 | bool valid = true;
|
| 1131 | bool confidence_state = true;
|
| 1132 | bool inrange_state = false;
|
| 1133 | int active;
|
| 1134 | int slotnum;
|
| 1135 | int tool = MT_TOOL_FINGER;
|
| 1136 |
|
| 1137 | if (!slot)
|
| 1138 | return -EINVAL;
|
| 1139 |
|
| 1140 | if ((quirks & MT_QUIRK_CONTACT_CNT_ACCURATE) &&
|
| 1141 | app->num_received >= app->num_expected)
|
| 1142 | return -EAGAIN;
|
| 1143 |
|
| 1144 | if (!(quirks & MT_QUIRK_ALWAYS_VALID)) {
|
| 1145 | if (quirks & MT_QUIRK_VALID_IS_INRANGE)
|
| 1146 | valid = *slot->inrange_state;
|
| 1147 | if (quirks & MT_QUIRK_NOT_SEEN_MEANS_UP)
|
| 1148 | valid = *slot->tip_state;
|
| 1149 | if (quirks & MT_QUIRK_VALID_IS_CONFIDENCE)
|
| 1150 | valid = *slot->confidence_state;
|
| 1151 |
|
| 1152 | if (!valid)
|
| 1153 | return 0;
|
| 1154 | }
|
| 1155 |
|
| 1156 | slotnum = mt_compute_slot(td, app, slot, input);
|
| 1157 | if (slotnum < 0 || slotnum >= td->maxcontacts)
|
| 1158 | return 0;
|
| 1159 |
|
| 1160 | if ((quirks & MT_QUIRK_IGNORE_DUPLICATES) && mt) {
|
| 1161 | struct input_mt_slot *i_slot = &mt->slots[slotnum];
|
| 1162 |
|
| 1163 | if (input_mt_is_active(i_slot) &&
|
| 1164 | input_mt_is_used(mt, i_slot))
|
| 1165 | return -EAGAIN;
|
| 1166 | }
|
| 1167 |
|
| 1168 | if (quirks & MT_QUIRK_CONFIDENCE)
|
| 1169 | confidence_state = *slot->confidence_state;
|
| 1170 |
|
| 1171 | if (quirks & MT_QUIRK_HOVERING)
|
| 1172 | inrange_state = *slot->inrange_state;
|
| 1173 |
|
| 1174 | active = *slot->tip_state || inrange_state;
|
| 1175 |
|
| 1176 | if (app->application == HID_GD_SYSTEM_MULTIAXIS)
|
| 1177 | tool = MT_TOOL_DIAL;
|
| 1178 | else if (unlikely(!confidence_state)) {
|
| 1179 | tool = MT_TOOL_PALM;
|
| 1180 | if (!active && mt &&
|
| 1181 | input_mt_is_active(&mt->slots[slotnum])) {
|
| 1182 | |
| 1183 | * The non-confidence was reported for
|
| 1184 | * previously valid contact that is also no
|
| 1185 | * longer valid. We can't simply report
|
| 1186 | * lift-off as userspace will not be aware
|
| 1187 | * of non-confidence, so we need to split
|
| 1188 | * it into 2 events: active MT_TOOL_PALM
|
| 1189 | * and a separate liftoff.
|
| 1190 |
|
| 1191 | active = true;
|
| 1192 | set_bit(slotnum, app->pending_palm_slots);
|
| 1193 | }
|
| 1194 | }
|
| 1195 |
|
| 1196 | input_mt_slot(input, slotnum);
|
| 1197 | input_mt_report_slot_state(input, tool, active);
|
| 1198 | if (active) {
|
| 1199 |
|
| 1200 | int wide = (*slot->w > *slot->h);
|
| 1201 | int major = max(*slot->w, *slot->h);
|
| 1202 | int minor = min(*slot->w, *slot->h);
|
| 1203 | int orientation = wide;
|
| 1204 | int max_azimuth;
|
| 1205 | int azimuth;
|
| 1206 | int x;
|
| 1207 | int y;
|
| 1208 | int cx;
|
| 1209 | int cy;
|
| 1210 |
|
| 1211 | if (slot->a != DEFAULT_ZERO) {
|
| 1212 | |
| 1213 | * Azimuth is counter-clockwise and ranges from [0, MAX)
|
| 1214 | * (a full revolution). Convert it to clockwise ranging
|
| 1215 | * [-MAX/2, MAX/2].
|
| 1216 | *
|
| 1217 | * Note that ABS_MT_ORIENTATION require us to report
|
| 1218 | * the limit of [-MAX/4, MAX/4], but the value can go
|
| 1219 | * out of range to [-MAX/2, MAX/2] to report an upside
|
| 1220 | * down ellipsis.
|
| 1221 |
|
| 1222 | azimuth = *slot->a;
|
| 1223 | max_azimuth = input_abs_get_max(input,
|
| 1224 | ABS_MT_ORIENTATION);
|
| 1225 | if (azimuth > max_azimuth * 2)
|
| 1226 | azimuth -= max_azimuth * 4;
|
| 1227 | orientation = -azimuth;
|
| 1228 | if (quirks & MT_QUIRK_ORIENTATION_INVERT)
|
| 1229 | orientation = -orientation;
|
| 1230 |
|
| 1231 | }
|
| 1232 |
|
| 1233 | if (quirks & MT_QUIRK_TOUCH_SIZE_SCALING) {
|
| 1234 | |
| 1235 | * divided by two to match visual scale of touch
|
| 1236 | * for devices with this quirk
|
| 1237 |
|
| 1238 | major = major >> 1;
|
| 1239 | minor = minor >> 1;
|
| 1240 | }
|
| 1241 |
|
| 1242 | if (td->is_haptic_touchpad)
|
| 1243 | hid_haptic_pressure_increase(td->haptic, *slot->p);
|
| 1244 |
|
| 1245 | x = hdev->quirks & HID_QUIRK_X_INVERT ?
|
| 1246 | input_abs_get_max(input, ABS_MT_POSITION_X) - *slot->x :
|
| 1247 | *slot->x;
|
| 1248 | y = hdev->quirks & HID_QUIRK_Y_INVERT ?
|
| 1249 | input_abs_get_max(input, ABS_MT_POSITION_Y) - *slot->y :
|
| 1250 | *slot->y;
|
| 1251 | cx = hdev->quirks & HID_QUIRK_X_INVERT ?
|
| 1252 | input_abs_get_max(input, ABS_MT_POSITION_X) - *slot->cx :
|
| 1253 | *slot->cx;
|
| 1254 | cy = hdev->quirks & HID_QUIRK_Y_INVERT ?
|
| 1255 | input_abs_get_max(input, ABS_MT_POSITION_Y) - *slot->cy :
|
| 1256 | *slot->cy;
|
| 1257 |
|
| 1258 | input_event(input, EV_ABS, ABS_MT_POSITION_X, x);
|
| 1259 | input_event(input, EV_ABS, ABS_MT_POSITION_Y, y);
|
| 1260 | input_event(input, EV_ABS, ABS_MT_TOOL_X, cx);
|
| 1261 | input_event(input, EV_ABS, ABS_MT_TOOL_Y, cy);
|
| 1262 | input_event(input, EV_ABS, ABS_MT_DISTANCE, !*slot->tip_state);
|
| 1263 | input_event(input, EV_ABS, ABS_MT_ORIENTATION, orientation);
|
| 1264 | input_event(input, EV_ABS, ABS_MT_PRESSURE, *slot->p);
|
| 1265 | input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, major);
|
| 1266 | input_event(input, EV_ABS, ABS_MT_TOUCH_MINOR, minor);
|
| 1267 |
|
| 1268 | set_bit(slotnum, td->active_slots);
|
| 1269 | } else {
|
| 1270 | clear_bit(slotnum, td->active_slots);
|
| 1271 | }
|
| 1272 |
|
| 1273 | return 0;
|
| 1274 | }
|
| 1275 |
|
| 1276 | static void mt_process_mt_event(struct hid_device *hid,
|
| 1277 | struct mt_application *app,
|
| 1278 | struct hid_field *field,
|
| 1279 | struct hid_usage *usage,
|
| 1280 | __s32 value,
|
| 1281 | bool first_packet)
|
| 1282 | {
|
| 1283 | __s32 quirks = app->quirks;
|
| 1284 | struct input_dev *input = field->hidinput->input;
|
| 1285 |
|
| 1286 | if (!usage->type || !(hid->claimed & HID_CLAIMED_INPUT))
|
| 1287 | return;
|
| 1288 |
|
| 1289 | if (quirks & MT_QUIRK_WIN8_PTP_BUTTONS) {
|
| 1290 |
|
| 1291 | |
| 1292 | * For Win8 PTP touchpads we should only look at
|
| 1293 | * non finger/touch events in the first_packet of a
|
| 1294 | * (possible) multi-packet frame.
|
| 1295 |
|
| 1296 | if (!first_packet)
|
| 1297 | return;
|
| 1298 |
|
| 1299 | |
| 1300 | * For Win8 PTP touchpads we map both the clickpad click
|
| 1301 | * and any "external" left buttons to BTN_LEFT if a
|
| 1302 | * device claims to have both we need to report 1 for
|
| 1303 | * BTN_LEFT if either is pressed, so we or all values
|
| 1304 | * together and report the result in mt_sync_frame().
|
| 1305 |
|
| 1306 | if (usage->type == EV_KEY && usage->code == BTN_LEFT) {
|
| 1307 | app->left_button_state |= value;
|
| 1308 | return;
|
| 1309 | }
|
| 1310 | }
|
| 1311 |
|
| 1312 | input_event(input, usage->type, usage->code, value);
|
| 1313 | }
|
| 1314 |
|
| 1315 | static void mt_touch_report(struct hid_device *hid,
|
| 1316 | struct mt_report_data *rdata)
|
| 1317 | {
|
| 1318 | struct mt_device *td = hid_get_drvdata(hid);
|
| 1319 | struct hid_report *report = rdata->report;
|
| 1320 | struct mt_application *app = rdata->application;
|
| 1321 | struct hid_field *field;
|
| 1322 | struct input_dev *input;
|
| 1323 | struct mt_usages *slot;
|
| 1324 | bool first_packet;
|
| 1325 | unsigned count;
|
| 1326 | int r, n;
|
| 1327 | int scantime = 0;
|
| 1328 | int contact_count = -1;
|
| 1329 |
|
| 1330 |
|
| 1331 | if (test_and_set_bit_lock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags))
|
| 1332 | return;
|
| 1333 |
|
| 1334 | scantime = *app->scantime;
|
| 1335 | app->timestamp = mt_compute_timestamp(app, scantime);
|
| 1336 | if (app->raw_cc != DEFAULT_ZERO)
|
| 1337 | contact_count = *app->raw_cc;
|
| 1338 |
|
| 1339 | |
| 1340 | * Includes multi-packet support where subsequent
|
| 1341 | * packets are sent with zero contactcount.
|
| 1342 |
|
| 1343 | if (contact_count > 0)
|
| 1344 | app->num_expected = contact_count;
|
| 1345 | else if (app->num_received == 0 && app->prev_scantime != scantime) {
|
| 1346 | |
| 1347 | * New multi-report frame:
|
| 1348 | *
|
| 1349 | * For Win8 PTPs the first packet (td->num_received == 0) may
|
| 1350 | * have a contactcount of 0 if there only is a button event.
|
| 1351 | *
|
| 1352 | * Some other devices use a sentinel frame with 0 to release all contacts
|
| 1353 |
|
| 1354 | app->num_expected = 0;
|
| 1355 | }
|
| 1356 | app->prev_scantime = scantime;
|
| 1357 |
|
| 1358 | first_packet = app->num_received == 0;
|
| 1359 |
|
| 1360 | input = report->field[0]->hidinput->input;
|
| 1361 |
|
| 1362 | list_for_each_entry(slot, &app->mt_usages, list) {
|
| 1363 | if (!mt_process_slot(td, input, app, slot))
|
| 1364 | app->num_received++;
|
| 1365 | }
|
| 1366 |
|
| 1367 | for (r = 0; r < report->maxfield; r++) {
|
| 1368 | field = report->field[r];
|
| 1369 | count = field->report_count;
|
| 1370 |
|
| 1371 | if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
|
| 1372 | continue;
|
| 1373 |
|
| 1374 | for (n = 0; n < count; n++)
|
| 1375 | mt_process_mt_event(hid, app, field,
|
| 1376 | &field->usage[n], field->value[n],
|
| 1377 | first_packet);
|
| 1378 | }
|
| 1379 |
|
| 1380 | if (app->num_received >= app->num_expected)
|
| 1381 | mt_sync_frame(td, app, input);
|
| 1382 |
|
| 1383 | |
| 1384 | * Windows 8 specs says 2 things:
|
| 1385 | * - once a contact has been reported, it has to be reported in each
|
| 1386 | * subsequent report
|
| 1387 | * - the report rate when fingers are present has to be at least
|
| 1388 | * the refresh rate of the screen, 60 or 120 Hz
|
| 1389 | *
|
| 1390 | * I interprete this that the specification forces a report rate of
|
| 1391 | * at least 60 Hz for a touchscreen to be certified.
|
| 1392 | * Which means that if we do not get a report whithin 16 ms, either
|
| 1393 | * something wrong happens, either the touchscreen forgets to send
|
| 1394 | * a release. Taking a reasonable margin allows to remove issues
|
| 1395 | * with USB communication or the load of the machine.
|
| 1396 | *
|
| 1397 | * Given that Win 8 devices are forced to send a release, this will
|
| 1398 | * only affect laggish machines and the ones that have a firmware
|
| 1399 | * defect.
|
| 1400 |
|
| 1401 | if (app->quirks & MT_QUIRK_STICKY_FINGERS) {
|
| 1402 | if (!bitmap_empty(td->active_slots, td->maxcontacts))
|
| 1403 | mod_timer(&td->release_timer,
|
| 1404 | jiffies + msecs_to_jiffies(100));
|
| 1405 | else
|
| 1406 | timer_delete(&td->release_timer);
|
| 1407 | }
|
| 1408 |
|
| 1409 | clear_bit_unlock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags);
|
| 1410 | }
|
| 1411 |
|
| 1412 | static int mt_touch_input_configured(struct hid_device *hdev,
|
| 1413 | struct hid_input *hi,
|
| 1414 | struct mt_application *app)
|
| 1415 | {
|
| 1416 | struct mt_device *td = hid_get_drvdata(hdev);
|
| 1417 | struct mt_class *cls = &td->mtclass;
|
| 1418 | struct input_dev *input = hi->input;
|
| 1419 | int ret;
|
| 1420 |
|
| 1421 | |
| 1422 | * HID_DG_CONTACTMAX field is not present on Apple Touch Bars,
|
| 1423 | * but the maximum contact count is greater than the default.
|
| 1424 |
|
| 1425 | if (cls->quirks & MT_QUIRK_APPLE_TOUCHBAR && cls->maxcontacts)
|
| 1426 | td->maxcontacts = cls->maxcontacts;
|
| 1427 |
|
| 1428 | if (!td->maxcontacts)
|
| 1429 | td->maxcontacts = MT_DEFAULT_MAXCONTACT;
|
| 1430 |
|
| 1431 | mt_post_parse(td, app);
|
| 1432 | if (td->serial_maybe)
|
| 1433 | mt_post_parse_default_settings(td, app);
|
| 1434 |
|
| 1435 | |
| 1436 | * The application for Apple Touch Bars is HID_DG_TOUCHPAD,
|
| 1437 | * but these devices are direct.
|
| 1438 |
|
| 1439 | if (cls->quirks & MT_QUIRK_APPLE_TOUCHBAR)
|
| 1440 | app->mt_flags |= INPUT_MT_DIRECT;
|
| 1441 |
|
| 1442 | if (cls->is_indirect)
|
| 1443 | app->mt_flags |= INPUT_MT_POINTER;
|
| 1444 |
|
| 1445 | if (td->is_haptic_touchpad)
|
| 1446 | app->mt_flags |= INPUT_MT_TOTAL_FORCE;
|
| 1447 |
|
| 1448 | if (app->quirks & MT_QUIRK_NOT_SEEN_MEANS_UP)
|
| 1449 | app->mt_flags |= INPUT_MT_DROP_UNUSED;
|
| 1450 |
|
| 1451 |
|
| 1452 | if ((app->mt_flags & INPUT_MT_POINTER) &&
|
| 1453 | (app->buttons_count == 1))
|
| 1454 | td->is_buttonpad = true;
|
| 1455 |
|
| 1456 | if (td->is_buttonpad)
|
| 1457 | __set_bit(INPUT_PROP_BUTTONPAD, input->propbit);
|
| 1458 | if (td->is_pressurepad)
|
| 1459 | __set_bit(INPUT_PROP_PRESSUREPAD, input->propbit);
|
| 1460 |
|
| 1461 | if (!td->active_slots) {
|
| 1462 | td->active_slots = devm_kcalloc(&td->hdev->dev,
|
| 1463 | BITS_TO_LONGS(td->maxcontacts),
|
| 1464 | sizeof(long),
|
| 1465 | GFP_KERNEL);
|
| 1466 | if (!td->active_slots)
|
| 1467 | return -ENOMEM;
|
| 1468 | }
|
| 1469 |
|
| 1470 | app->pending_palm_slots = devm_kcalloc(&hi->input->dev,
|
| 1471 | BITS_TO_LONGS(td->maxcontacts),
|
| 1472 | sizeof(long),
|
| 1473 | GFP_KERNEL);
|
| 1474 | if (!app->pending_palm_slots)
|
| 1475 | return -ENOMEM;
|
| 1476 |
|
| 1477 | ret = input_mt_init_slots(input, td->maxcontacts, app->mt_flags);
|
| 1478 | if (ret)
|
| 1479 | return ret;
|
| 1480 |
|
| 1481 | app->mt_flags = 0;
|
| 1482 | return 0;
|
| 1483 | }
|
| 1484 |
|
| 1485 | #define mt_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, \
|
| 1486 | max, EV_KEY, (c))
|
| 1487 | static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
|
| 1488 | struct hid_field *field, struct hid_usage *usage,
|
| 1489 | unsigned long **bit, int *max)
|
| 1490 | {
|
| 1491 | struct mt_device *td = hid_get_drvdata(hdev);
|
| 1492 | struct mt_application *application;
|
| 1493 | struct mt_report_data *rdata;
|
| 1494 | int ret;
|
| 1495 |
|
| 1496 | rdata = mt_find_report_data(td, field->report);
|
| 1497 | if (!rdata) {
|
| 1498 | hid_err(hdev, "failed to allocate data for report\n");
|
| 1499 | return 0;
|
| 1500 | }
|
| 1501 |
|
| 1502 | application = rdata->application;
|
| 1503 |
|
| 1504 | |
| 1505 | * If mtclass.export_all_inputs is not set, only map fields from
|
| 1506 | * TouchScreen or TouchPad collections. We need to ignore fields
|
| 1507 | * that belong to other collections such as Mouse that might have
|
| 1508 | * the same GenericDesktop usages.
|
| 1509 |
|
| 1510 | if (!td->mtclass.export_all_inputs &&
|
| 1511 | field->application != HID_DG_TOUCHSCREEN &&
|
| 1512 | field->application != HID_DG_PEN &&
|
| 1513 | field->application != HID_DG_TOUCHPAD &&
|
| 1514 | field->application != HID_GD_KEYBOARD &&
|
| 1515 | field->application != HID_GD_SYSTEM_CONTROL &&
|
| 1516 | field->application != HID_CP_CONSUMER_CONTROL &&
|
| 1517 | field->application != HID_GD_WIRELESS_RADIO_CTLS &&
|
| 1518 | field->application != HID_GD_SYSTEM_MULTIAXIS &&
|
| 1519 | !(field->application == HID_VD_ASUS_CUSTOM_MEDIA_KEYS &&
|
| 1520 | application->quirks & MT_QUIRK_ASUS_CUSTOM_UP))
|
| 1521 | return -1;
|
| 1522 |
|
| 1523 | |
| 1524 | * Some Asus keyboard+touchpad devices have the hotkeys defined in the
|
| 1525 | * touchpad report descriptor. We need to treat these as an array to
|
| 1526 | * map usages to input keys.
|
| 1527 |
|
| 1528 | if (field->application == HID_VD_ASUS_CUSTOM_MEDIA_KEYS &&
|
| 1529 | application->quirks & MT_QUIRK_ASUS_CUSTOM_UP &&
|
| 1530 | (usage->hid & HID_USAGE_PAGE) == HID_UP_CUSTOM) {
|
| 1531 | set_bit(EV_REP, hi->input->evbit);
|
| 1532 | if (field->flags & HID_MAIN_ITEM_VARIABLE)
|
| 1533 | field->flags &= ~HID_MAIN_ITEM_VARIABLE;
|
| 1534 | switch (usage->hid & HID_USAGE) {
|
| 1535 | case 0x10: mt_map_key_clear(KEY_BRIGHTNESSDOWN); break;
|
| 1536 | case 0x20: mt_map_key_clear(KEY_BRIGHTNESSUP); break;
|
| 1537 | case 0x35: mt_map_key_clear(KEY_DISPLAY_OFF); break;
|
| 1538 | case 0x6b: mt_map_key_clear(KEY_F21); break;
|
| 1539 | case 0x6c: mt_map_key_clear(KEY_SLEEP); break;
|
| 1540 | default:
|
| 1541 | return -1;
|
| 1542 | }
|
| 1543 | return 1;
|
| 1544 | }
|
| 1545 |
|
| 1546 | if (rdata->is_mt_collection)
|
| 1547 | return mt_touch_input_mapping(hdev, hi, field, usage, bit, max,
|
| 1548 | application);
|
| 1549 |
|
| 1550 | |
| 1551 | * some egalax touchscreens have "application == DG_TOUCHSCREEN"
|
| 1552 | * for the stylus. Overwrite the hid_input application
|
| 1553 |
|
| 1554 | if (field->physical == HID_DG_STYLUS)
|
| 1555 | hi->application = HID_DG_STYLUS;
|
| 1556 |
|
| 1557 | ret = hid_haptic_input_mapping(hdev, td->haptic, hi, field, usage, bit,
|
| 1558 | max);
|
| 1559 | if (ret != 0)
|
| 1560 | return ret;
|
| 1561 |
|
| 1562 |
|
| 1563 | return 0;
|
| 1564 | }
|
| 1565 |
|
| 1566 | static int mt_input_mapped(struct hid_device *hdev, struct hid_input *hi,
|
| 1567 | struct hid_field *field, struct hid_usage *usage,
|
| 1568 | unsigned long **bit, int *max)
|
| 1569 | {
|
| 1570 | struct mt_device *td = hid_get_drvdata(hdev);
|
| 1571 | struct mt_report_data *rdata;
|
| 1572 |
|
| 1573 | rdata = mt_find_report_data(td, field->report);
|
| 1574 | if (rdata && rdata->is_mt_collection) {
|
| 1575 |
|
| 1576 | return -1;
|
| 1577 | }
|
| 1578 |
|
| 1579 |
|
| 1580 | return 0;
|
| 1581 | }
|
| 1582 |
|
| 1583 | static int mt_event(struct hid_device *hid, struct hid_field *field,
|
| 1584 | struct hid_usage *usage, __s32 value)
|
| 1585 | {
|
| 1586 | struct mt_device *td = hid_get_drvdata(hid);
|
| 1587 | struct mt_report_data *rdata;
|
| 1588 |
|
| 1589 | rdata = mt_find_report_data(td, field->report);
|
| 1590 | if (rdata && rdata->is_mt_collection)
|
| 1591 | return mt_touch_event(hid, field, usage, value);
|
| 1592 |
|
| 1593 | return 0;
|
| 1594 | }
|
| 1595 |
|
| 1596 | |
| 1597 | * Yoga Book 9 14IAH10 descriptor fixup.
|
| 1598 | *
|
| 1599 | * The device includes a HID_DG_TOUCHPAD application collection designed for
|
| 1600 | * the Windows inbox HID driver's Win8 PTP touchpad mode. On Linux we want
|
| 1601 | * only the HID_DG_TOUCHSCREEN collections. The touchpad collection (and the
|
| 1602 | * HID_DG_BUTTONTYPE and Win8 compliance blob features it contains) must be
|
| 1603 | * removed so hid-multitouch does not misclassify the touchscreen nodes as
|
| 1604 | * indirect buttonpads.
|
| 1605 | *
|
| 1606 | * The firmware also resets if any USB control request is received while the
|
| 1607 | * CDC-ACM interface is initialising (~1.18 s after enumeration). Dropping
|
| 1608 | * the Win8 blob and Contact Count Max feature reports prevents the
|
| 1609 | * GET_REPORT calls that hid-multitouch issues at probe.
|
| 1610 |
|
| 1611 | static void mt_yogabook9_fixup(struct hid_device *hdev, __u8 *rdesc,
|
| 1612 | unsigned int *size)
|
| 1613 | {
|
| 1614 |
|
| 1615 | static const __u8 tp_app_hdr[] = { 0x05, 0x0d, 0x09, 0x05, 0xa1, 0x01 };
|
| 1616 |
|
| 1617 | static const __u8 win8_page[] = { 0x06, 0x00, 0xff };
|
| 1618 |
|
| 1619 | static const __u8 ccmax_usage[] = { 0x09, 0x55 };
|
| 1620 | unsigned int i;
|
| 1621 |
|
| 1622 | |
| 1623 | * Step 1: find and remove the Touch Pad application collection.
|
| 1624 | * Walk HID short items from the collection header to its matching
|
| 1625 | * End Collection, then close the gap with memmove.
|
| 1626 |
|
| 1627 | for (i = 0; i + sizeof(tp_app_hdr) <= *size; i++) {
|
| 1628 | if (memcmp(rdesc + i, tp_app_hdr, sizeof(tp_app_hdr)) == 0) {
|
| 1629 | __u8 *start = rdesc + i;
|
| 1630 | __u8 *coll_end = NULL;
|
| 1631 | __u8 *p = start;
|
| 1632 | unsigned int drop;
|
| 1633 | int depth = 0;
|
| 1634 |
|
| 1635 | while (p < rdesc + *size) {
|
| 1636 | __u8 b = *p;
|
| 1637 | int ds = b & 3;
|
| 1638 | int item_len;
|
| 1639 |
|
| 1640 | if (b == 0xfe) {
|
| 1641 | if (p + 2 >= rdesc + *size)
|
| 1642 | break;
|
| 1643 | item_len = p[1] + 3;
|
| 1644 | } else {
|
| 1645 | item_len = (ds == 3) ? 5 : ds + 1;
|
| 1646 | }
|
| 1647 | if (p + item_len > rdesc + *size)
|
| 1648 | break;
|
| 1649 |
|
| 1650 | if ((b & 0xfc) == 0xa0)
|
| 1651 | depth++;
|
| 1652 | else if (b == 0xc0) {
|
| 1653 | depth--;
|
| 1654 | if (depth == 0) {
|
| 1655 | coll_end = p;
|
| 1656 | break;
|
| 1657 | }
|
| 1658 | }
|
| 1659 | p += item_len;
|
| 1660 | }
|
| 1661 |
|
| 1662 | if (!coll_end) {
|
| 1663 | hid_err(hdev,
|
| 1664 | "Yoga Book 9: Touch Pad End Collection not found\n");
|
| 1665 | break;
|
| 1666 | }
|
| 1667 |
|
| 1668 | drop = coll_end - start + 1;
|
| 1669 | memmove(start, coll_end + 1, rdesc + *size - coll_end - 1);
|
| 1670 | *size -= drop;
|
| 1671 | hid_dbg(hdev,
|
| 1672 | "Yoga Book 9: dropped Touch Pad collection (%u bytes)\n",
|
| 1673 | drop);
|
| 1674 | break;
|
| 1675 | }
|
| 1676 | }
|
| 1677 |
|
| 1678 | |
| 1679 | * Step 2: neutralize Win8 compliance blob feature reports remaining
|
| 1680 | * in the touchscreen collections. Change Usage Page 0xff00 to 0x0f00
|
| 1681 | * so the case 0xff0000c5 branch in mt_feature_mapping() is not reached
|
| 1682 | * and no GET_REPORT is issued.
|
| 1683 |
|
| 1684 | for (i = 0; i + sizeof(win8_page) <= *size; i++) {
|
| 1685 | if (memcmp(rdesc + i, win8_page, sizeof(win8_page)) == 0) {
|
| 1686 | rdesc[i + 2] = 0x0f;
|
| 1687 | hid_dbg(hdev,
|
| 1688 | "Yoga Book 9: neutralized Win8 blob at offset %u\n",
|
| 1689 | i);
|
| 1690 | }
|
| 1691 | }
|
| 1692 |
|
| 1693 | |
| 1694 | * Step 3: neutralize Contact Count Max feature reports. Change usage
|
| 1695 | * 0x55 (HID_DG_CONTACTMAX) to 0x00 so mt_feature_mapping() does not
|
| 1696 | * issue GET_REPORT. The class maxcontacts field provides the value.
|
| 1697 |
|
| 1698 | for (i = 0; i + sizeof(ccmax_usage) <= *size; i++) {
|
| 1699 | if (memcmp(rdesc + i, ccmax_usage, sizeof(ccmax_usage)) == 0) {
|
| 1700 | rdesc[i + 1] = 0x00;
|
| 1701 | hid_dbg(hdev,
|
| 1702 | "Yoga Book 9: neutralized ContactMax at offset %u\n",
|
| 1703 | i);
|
| 1704 | }
|
| 1705 | }
|
| 1706 |
|
| 1707 | |
| 1708 | * Step 4: neutralize Surface Switch (0x57) and Button Switch (0x58)
|
| 1709 | * feature report usages in the Device Configuration collection.
|
| 1710 | * mt_set_modes() issues HID_REQ_SET_REPORT for these on every
|
| 1711 | * input-device open/close; those repeated control requests hit the
|
| 1712 | * firmware's CDC-ACM init window and trigger resets.
|
| 1713 | *
|
| 1714 | * Input Mode (0x52) is intentionally left intact. mt_set_modes()
|
| 1715 | * sends it once at probe to set the device into touchscreen mode,
|
| 1716 | * which flushes the firmware's contact buffer and clears a persistent
|
| 1717 | * ghost contact (cid 2, fixed coordinates) that otherwise appears on
|
| 1718 | * every enumeration. By probe time cdc_acm has already satisfied the
|
| 1719 | * CDC-ACM init watchdog (~130 ms), so the single SET_REPORT for Input
|
| 1720 | * Mode arrives safely after the reset window has closed.
|
| 1721 |
|
| 1722 | for (i = 0; i + 2 <= *size; i++) {
|
| 1723 | if (rdesc[i] == 0x09 &&
|
| 1724 | (rdesc[i + 1] == 0x57 ||
|
| 1725 | rdesc[i + 1] == 0x58)) {
|
| 1726 | hid_dbg(hdev,
|
| 1727 | "Yoga Book 9: neutralized set-modes usage 0x%02x at offset %u\n",
|
| 1728 | rdesc[i + 1], i);
|
| 1729 | rdesc[i + 1] = 0x00;
|
| 1730 | }
|
| 1731 | }
|
| 1732 | }
|
| 1733 |
|
| 1734 | static const __u8 *mt_report_fixup(struct hid_device *hdev, __u8 *rdesc,
|
| 1735 | unsigned int *size)
|
| 1736 | {
|
| 1737 | if (hdev->vendor == I2C_VENDOR_ID_GOODIX &&
|
| 1738 | (hdev->product == I2C_DEVICE_ID_GOODIX_01E8 ||
|
| 1739 | hdev->product == I2C_DEVICE_ID_GOODIX_01E9)) {
|
| 1740 | if (*size < 608) {
|
| 1741 | dev_info(
|
| 1742 | &hdev->dev,
|
| 1743 | "GT7868Q fixup: report descriptor is only %u bytes, skipping\n",
|
| 1744 | *size);
|
| 1745 | return rdesc;
|
| 1746 | }
|
| 1747 |
|
| 1748 | if (rdesc[607] == 0x15) {
|
| 1749 | rdesc[607] = 0x25;
|
| 1750 | dev_info(
|
| 1751 | &hdev->dev,
|
| 1752 | "GT7868Q report descriptor fixup is applied.\n");
|
| 1753 | } else {
|
| 1754 | dev_info(
|
| 1755 | &hdev->dev,
|
| 1756 | "The byte is not expected for fixing the report descriptor. \
|
| 1757 | It's possible that the touchpad firmware is not suitable for applying the fix. \
|
| 1758 | got: %x\n",
|
| 1759 | rdesc[607]);
|
| 1760 | }
|
| 1761 | }
|
| 1762 |
|
| 1763 | if (hdev->vendor == USB_VENDOR_ID_LENOVO &&
|
| 1764 | hdev->product == USB_DEVICE_ID_LENOVO_YOGABOOK9I)
|
| 1765 | mt_yogabook9_fixup(hdev, rdesc, size);
|
| 1766 |
|
| 1767 | return rdesc;
|
| 1768 | }
|
| 1769 |
|
| 1770 | static void mt_report(struct hid_device *hid, struct hid_report *report)
|
| 1771 | {
|
| 1772 | struct mt_device *td = hid_get_drvdata(hid);
|
| 1773 | struct hid_field *field = report->field[0];
|
| 1774 | struct mt_report_data *rdata;
|
| 1775 |
|
| 1776 | if (!(hid->claimed & HID_CLAIMED_INPUT))
|
| 1777 | return;
|
| 1778 |
|
| 1779 | rdata = mt_find_report_data(td, report);
|
| 1780 | if (rdata && rdata->is_mt_collection)
|
| 1781 | return mt_touch_report(hid, rdata);
|
| 1782 |
|
| 1783 |
|
| 1784 | if (rdata && rdata->application &&
|
| 1785 | (rdata->application->quirks & MT_QUIRK_YOGABOOK9I)) {
|
| 1786 |
|
| 1787 | bool all_zero_report = true;
|
| 1788 |
|
| 1789 | for (int f = 0; f < report->maxfield && all_zero_report; f++) {
|
| 1790 | struct hid_field *fld = report->field[f];
|
| 1791 |
|
| 1792 | for (int i = 0; i < fld->report_count; i++) {
|
| 1793 | unsigned int usage = fld->usage[i].hid;
|
| 1794 |
|
| 1795 | if (usage == HID_DG_INRANGE ||
|
| 1796 | usage == HID_DG_TIPSWITCH ||
|
| 1797 | usage == HID_DG_BARRELSWITCH ||
|
| 1798 | usage == HID_DG_BARRELSWITCH2 ||
|
| 1799 | usage == HID_DG_CONTACTID ||
|
| 1800 | usage == HID_DG_TILT_X ||
|
| 1801 | usage == HID_DG_TILT_Y) {
|
| 1802 |
|
| 1803 | if (fld->value[i] != 0) {
|
| 1804 | all_zero_report = false;
|
| 1805 | break;
|
| 1806 | }
|
| 1807 | }
|
| 1808 | }
|
| 1809 | }
|
| 1810 |
|
| 1811 | if (all_zero_report)
|
| 1812 | return;
|
| 1813 | }
|
| 1814 |
|
| 1815 | if (field && field->hidinput && field->hidinput->input)
|
| 1816 | input_sync(field->hidinput->input);
|
| 1817 | }
|
| 1818 |
|
| 1819 | static bool mt_need_to_apply_feature(struct hid_device *hdev,
|
| 1820 | struct hid_field *field,
|
| 1821 | struct hid_usage *usage,
|
| 1822 | enum latency_mode latency,
|
| 1823 | enum report_mode report_mode,
|
| 1824 | bool *inputmode_found)
|
| 1825 | {
|
| 1826 | struct mt_device *td = hid_get_drvdata(hdev);
|
| 1827 | struct mt_class *cls = &td->mtclass;
|
| 1828 | struct hid_report *report = field->report;
|
| 1829 | unsigned int index = usage->usage_index;
|
| 1830 | char *buf;
|
| 1831 | u32 report_len;
|
| 1832 | int max;
|
| 1833 |
|
| 1834 | switch (usage->hid) {
|
| 1835 | case HID_DG_INPUTMODE:
|
| 1836 | |
| 1837 | * Some elan panels wrongly declare 2 input mode features,
|
| 1838 | * and silently ignore when we set the value in the second
|
| 1839 | * field. Skip the second feature and hope for the best.
|
| 1840 |
|
| 1841 | if (*inputmode_found)
|
| 1842 | return false;
|
| 1843 |
|
| 1844 | if (cls->quirks & MT_QUIRK_FORCE_GET_FEATURE) {
|
| 1845 | report_len = hid_report_len(report);
|
| 1846 | buf = hid_alloc_report_buf(report, GFP_KERNEL);
|
| 1847 | if (!buf) {
|
| 1848 | hid_err(hdev,
|
| 1849 | "failed to allocate buffer for report\n");
|
| 1850 | return false;
|
| 1851 | }
|
| 1852 | hid_hw_raw_request(hdev, report->id, buf, report_len,
|
| 1853 | HID_FEATURE_REPORT,
|
| 1854 | HID_REQ_GET_REPORT);
|
| 1855 | kfree(buf);
|
| 1856 | }
|
| 1857 |
|
| 1858 | field->value[index] = td->inputmode_value;
|
| 1859 | *inputmode_found = true;
|
| 1860 | return true;
|
| 1861 |
|
| 1862 | case HID_DG_CONTACTMAX:
|
| 1863 | if (cls->maxcontacts) {
|
| 1864 | max = min_t(int, field->logical_maximum,
|
| 1865 | cls->maxcontacts);
|
| 1866 | if (field->value[index] != max) {
|
| 1867 | field->value[index] = max;
|
| 1868 | return true;
|
| 1869 | }
|
| 1870 | }
|
| 1871 | break;
|
| 1872 |
|
| 1873 | case HID_DG_LATENCYMODE:
|
| 1874 | field->value[index] = latency;
|
| 1875 | return true;
|
| 1876 |
|
| 1877 | case HID_DG_SURFACESWITCH:
|
| 1878 | field->value[index] = !!(report_mode & TOUCHPAD_REPORT_CONTACTS);
|
| 1879 | return true;
|
| 1880 |
|
| 1881 | case HID_DG_BUTTONSWITCH:
|
| 1882 | field->value[index] = !!(report_mode & TOUCHPAD_REPORT_BUTTONS);
|
| 1883 | return true;
|
| 1884 | }
|
| 1885 |
|
| 1886 | return false;
|
| 1887 | }
|
| 1888 |
|
| 1889 | static void mt_set_modes(struct hid_device *hdev, enum latency_mode latency,
|
| 1890 | enum report_mode report_mode)
|
| 1891 | {
|
| 1892 | struct hid_report_enum *rep_enum;
|
| 1893 | struct hid_report *rep;
|
| 1894 | struct hid_usage *usage;
|
| 1895 | int i, j;
|
| 1896 | bool update_report;
|
| 1897 | bool inputmode_found = false;
|
| 1898 |
|
| 1899 | rep_enum = &hdev->report_enum[HID_FEATURE_REPORT];
|
| 1900 | list_for_each_entry(rep, &rep_enum->report_list, list) {
|
| 1901 | update_report = false;
|
| 1902 |
|
| 1903 | for (i = 0; i < rep->maxfield; i++) {
|
| 1904 |
|
| 1905 | if (rep->field[i]->report_count < 1)
|
| 1906 | continue;
|
| 1907 |
|
| 1908 | for (j = 0; j < rep->field[i]->maxusage; j++) {
|
| 1909 | usage = &rep->field[i]->usage[j];
|
| 1910 |
|
| 1911 | if (mt_need_to_apply_feature(hdev,
|
| 1912 | rep->field[i],
|
| 1913 | usage,
|
| 1914 | latency,
|
| 1915 | report_mode,
|
| 1916 | &inputmode_found))
|
| 1917 | update_report = true;
|
| 1918 | }
|
| 1919 | }
|
| 1920 |
|
| 1921 | if (update_report)
|
| 1922 | hid_hw_request(hdev, rep, HID_REQ_SET_REPORT);
|
| 1923 | }
|
| 1924 | }
|
| 1925 |
|
| 1926 | static void mt_post_parse_default_settings(struct mt_device *td,
|
| 1927 | struct mt_application *app)
|
| 1928 | {
|
| 1929 | __s32 quirks = app->quirks;
|
| 1930 |
|
| 1931 |
|
| 1932 | if (list_is_singular(&app->mt_usages)) {
|
| 1933 | quirks |= MT_QUIRK_ALWAYS_VALID;
|
| 1934 | quirks &= ~MT_QUIRK_NOT_SEEN_MEANS_UP;
|
| 1935 | quirks &= ~MT_QUIRK_VALID_IS_INRANGE;
|
| 1936 | quirks &= ~MT_QUIRK_VALID_IS_CONFIDENCE;
|
| 1937 | quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE;
|
| 1938 | }
|
| 1939 |
|
| 1940 | app->quirks = quirks;
|
| 1941 | }
|
| 1942 |
|
| 1943 | static void mt_post_parse(struct mt_device *td, struct mt_application *app)
|
| 1944 | {
|
| 1945 | if (!app->have_contact_count)
|
| 1946 | app->quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE;
|
| 1947 | }
|
| 1948 |
|
| 1949 | static int mt_input_configured(struct hid_device *hdev, struct hid_input *hi)
|
| 1950 | {
|
| 1951 | struct mt_device *td = hid_get_drvdata(hdev);
|
| 1952 | const char *suffix = NULL;
|
| 1953 | struct mt_report_data *rdata;
|
| 1954 | struct mt_application *mt_application = NULL;
|
| 1955 | struct hid_report *report;
|
| 1956 | int ret;
|
| 1957 |
|
| 1958 | if (td->is_haptic_touchpad && (td->mtclass.name == MT_CLS_WIN_8 ||
|
| 1959 | td->mtclass.name == MT_CLS_WIN_8_FORCE_MULTI_INPUT ||
|
| 1960 | td->mtclass.name == MT_CLS_WIN_8_KEEP_LATENCY_ON_CLOSE)) {
|
| 1961 | if (hid_haptic_input_configured(hdev, td->haptic, hi) == 0)
|
| 1962 | td->is_haptic_touchpad = false;
|
| 1963 | } else {
|
| 1964 | td->is_haptic_touchpad = false;
|
| 1965 | }
|
| 1966 |
|
| 1967 | list_for_each_entry(report, &hi->reports, hidinput_list) {
|
| 1968 | rdata = mt_find_report_data(td, report);
|
| 1969 | if (!rdata) {
|
| 1970 | hid_err(hdev, "failed to allocate data for report\n");
|
| 1971 | return -ENOMEM;
|
| 1972 | }
|
| 1973 |
|
| 1974 | mt_application = rdata->application;
|
| 1975 |
|
| 1976 | if (rdata->is_mt_collection) {
|
| 1977 | ret = mt_touch_input_configured(hdev, hi,
|
| 1978 | mt_application);
|
| 1979 | if (ret)
|
| 1980 | return ret;
|
| 1981 | }
|
| 1982 | }
|
| 1983 |
|
| 1984 | switch (hi->application) {
|
| 1985 | case HID_GD_KEYBOARD:
|
| 1986 | case HID_GD_KEYPAD:
|
| 1987 | case HID_GD_MOUSE:
|
| 1988 | case HID_DG_TOUCHPAD:
|
| 1989 | case HID_GD_SYSTEM_CONTROL:
|
| 1990 | case HID_CP_CONSUMER_CONTROL:
|
| 1991 | case HID_GD_WIRELESS_RADIO_CTLS:
|
| 1992 | case HID_GD_SYSTEM_MULTIAXIS:
|
| 1993 | case HID_DG_PEN:
|
| 1994 |
|
| 1995 | break;
|
| 1996 | case HID_DG_TOUCHSCREEN:
|
| 1997 |
|
| 1998 | hi->input->name = hdev->name;
|
| 1999 | break;
|
| 2000 | case HID_VD_ASUS_CUSTOM_MEDIA_KEYS:
|
| 2001 | suffix = "Custom Media Keys";
|
| 2002 | break;
|
| 2003 | case HID_DG_STYLUS:
|
| 2004 |
|
| 2005 | __set_bit(BTN_STYLUS, hi->input->keybit);
|
| 2006 | break;
|
| 2007 | default:
|
| 2008 | suffix = "UNKNOWN";
|
| 2009 | break;
|
| 2010 | }
|
| 2011 |
|
| 2012 |
|
| 2013 | if (hi->report && td->mtclass.quirks & MT_QUIRK_YOGABOOK9I) {
|
| 2014 | switch (hi->report->id) {
|
| 2015 | case 48:
|
| 2016 | suffix = "Touchscreen Top";
|
| 2017 | break;
|
| 2018 | case 56:
|
| 2019 | suffix = "Touchscreen Bottom";
|
| 2020 | break;
|
| 2021 | case 20:
|
| 2022 | suffix = "Stylus Top";
|
| 2023 | break;
|
| 2024 | case 40:
|
| 2025 | suffix = "Stylus Bottom";
|
| 2026 | break;
|
| 2027 | case 80:
|
| 2028 | suffix = "Emulated Touchpad";
|
| 2029 | break;
|
| 2030 | default:
|
| 2031 | suffix = "";
|
| 2032 | break;
|
| 2033 | }
|
| 2034 | }
|
| 2035 |
|
| 2036 | if (suffix) {
|
| 2037 | hi->input->name = devm_kasprintf(&hdev->dev, GFP_KERNEL,
|
| 2038 | "%s %s", hdev->name, suffix);
|
| 2039 | if (!hi->input->name)
|
| 2040 | return -ENOMEM;
|
| 2041 | }
|
| 2042 |
|
| 2043 | return 0;
|
| 2044 | }
|
| 2045 |
|
| 2046 | static void mt_fix_const_field(struct hid_field *field, unsigned int usage)
|
| 2047 | {
|
| 2048 | if (field->usage[0].hid != usage ||
|
| 2049 | !(field->flags & HID_MAIN_ITEM_CONSTANT))
|
| 2050 | return;
|
| 2051 |
|
| 2052 | field->flags &= ~HID_MAIN_ITEM_CONSTANT;
|
| 2053 | field->flags |= HID_MAIN_ITEM_VARIABLE;
|
| 2054 | }
|
| 2055 |
|
| 2056 | static void mt_fix_const_fields(struct hid_device *hdev, unsigned int usage)
|
| 2057 | {
|
| 2058 | struct hid_report *report;
|
| 2059 | int i;
|
| 2060 |
|
| 2061 | list_for_each_entry(report,
|
| 2062 | &hdev->report_enum[HID_INPUT_REPORT].report_list,
|
| 2063 | list) {
|
| 2064 |
|
| 2065 | if (!report->maxfield)
|
| 2066 | continue;
|
| 2067 |
|
| 2068 | for (i = 0; i < report->maxfield; i++)
|
| 2069 | if (report->field[i]->maxusage >= 1)
|
| 2070 | mt_fix_const_field(report->field[i], usage);
|
| 2071 | }
|
| 2072 | }
|
| 2073 |
|
| 2074 | static void mt_release_contacts(struct hid_device *hid)
|
| 2075 | {
|
| 2076 | struct hid_input *hidinput;
|
| 2077 | struct mt_application *application;
|
| 2078 | struct mt_device *td = hid_get_drvdata(hid);
|
| 2079 |
|
| 2080 | list_for_each_entry(hidinput, &hid->inputs, list) {
|
| 2081 | struct input_dev *input_dev = hidinput->input;
|
| 2082 | struct input_mt *mt = input_dev->mt;
|
| 2083 | int i;
|
| 2084 |
|
| 2085 | if (mt) {
|
| 2086 | for (i = 0; i < mt->num_slots; i++) {
|
| 2087 | input_mt_slot(input_dev, i);
|
| 2088 | input_mt_report_slot_inactive(input_dev);
|
| 2089 | clear_bit(i, td->active_slots);
|
| 2090 | }
|
| 2091 | input_mt_sync_frame(input_dev);
|
| 2092 | input_sync(input_dev);
|
| 2093 | }
|
| 2094 | }
|
| 2095 |
|
| 2096 | list_for_each_entry(application, &td->applications, list) {
|
| 2097 | application->num_received = 0;
|
| 2098 | }
|
| 2099 | }
|
| 2100 |
|
| 2101 | static void mt_expired_timeout(struct timer_list *t)
|
| 2102 | {
|
| 2103 | struct mt_device *td = timer_container_of(td, t, release_timer);
|
| 2104 | struct hid_device *hdev = td->hdev;
|
| 2105 |
|
| 2106 | |
| 2107 | * An input report came in just before we release the sticky fingers,
|
| 2108 | * it will take care of the sticky fingers.
|
| 2109 |
|
| 2110 | if (test_and_set_bit_lock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags))
|
| 2111 | return;
|
| 2112 | if (!bitmap_empty(td->active_slots, td->maxcontacts))
|
| 2113 | mt_release_contacts(hdev);
|
| 2114 | clear_bit_unlock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags);
|
| 2115 | }
|
| 2116 |
|
| 2117 | static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
|
| 2118 | {
|
| 2119 | int ret, i;
|
| 2120 | struct mt_device *td;
|
| 2121 | const struct mt_class *mtclass = mt_classes;
|
| 2122 |
|
| 2123 | for (i = 0; mt_classes[i].name ; i++) {
|
| 2124 | if (id->driver_data == mt_classes[i].name) {
|
| 2125 | mtclass = &(mt_classes[i]);
|
| 2126 | break;
|
| 2127 | }
|
| 2128 | }
|
| 2129 |
|
| 2130 | td = devm_kzalloc(&hdev->dev, sizeof(struct mt_device), GFP_KERNEL);
|
| 2131 | if (!td) {
|
| 2132 | dev_err(&hdev->dev, "cannot allocate multitouch data\n");
|
| 2133 | return -ENOMEM;
|
| 2134 | }
|
| 2135 | td->haptic = devm_kzalloc(&hdev->dev, sizeof(*(td->haptic)), GFP_KERNEL);
|
| 2136 | if (!td->haptic)
|
| 2137 | return -ENOMEM;
|
| 2138 |
|
| 2139 | td->haptic->hdev = hdev;
|
| 2140 | td->hdev = hdev;
|
| 2141 | td->mtclass = *mtclass;
|
| 2142 | td->inputmode_value = MT_INPUTMODE_TOUCHSCREEN;
|
| 2143 | hid_set_drvdata(hdev, td);
|
| 2144 |
|
| 2145 | INIT_LIST_HEAD(&td->applications);
|
| 2146 | INIT_LIST_HEAD(&td->reports);
|
| 2147 |
|
| 2148 | if (id->vendor == HID_ANY_ID && id->product == HID_ANY_ID)
|
| 2149 | td->serial_maybe = true;
|
| 2150 |
|
| 2151 |
|
| 2152 | |
| 2153 | * flipped, but normalized if both are inverted.
|
| 2154 |
|
| 2155 | if (hdev->quirks & (HID_QUIRK_X_INVERT | HID_QUIRK_Y_INVERT) &&
|
| 2156 | !((hdev->quirks & HID_QUIRK_X_INVERT)
|
| 2157 | && (hdev->quirks & HID_QUIRK_Y_INVERT)))
|
| 2158 | td->mtclass.quirks = MT_QUIRK_ORIENTATION_INVERT;
|
| 2159 |
|
| 2160 | |
| 2161 | * that emit events over several HID messages.
|
| 2162 |
|
| 2163 | hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC;
|
| 2164 |
|
| 2165 | |
| 2166 | * This allows the driver to handle different input sensors
|
| 2167 | * that emits events through different applications on the same HID
|
| 2168 | * device.
|
| 2169 |
|
| 2170 | hdev->quirks |= HID_QUIRK_INPUT_PER_APP;
|
| 2171 |
|
| 2172 | if (id->group != HID_GROUP_MULTITOUCH_WIN_8)
|
| 2173 | hdev->quirks |= HID_QUIRK_MULTI_INPUT;
|
| 2174 |
|
| 2175 | if (mtclass->quirks & MT_QUIRK_FORCE_MULTI_INPUT) {
|
| 2176 | hdev->quirks &= ~HID_QUIRK_INPUT_PER_APP;
|
| 2177 | hdev->quirks |= HID_QUIRK_MULTI_INPUT;
|
| 2178 | }
|
| 2179 |
|
| 2180 | timer_setup(&td->release_timer, mt_expired_timeout, 0);
|
| 2181 |
|
| 2182 | ret = hid_parse(hdev);
|
| 2183 | if (ret != 0)
|
| 2184 | return ret;
|
| 2185 |
|
| 2186 | if (mtclass->name == MT_CLS_APPLE_TOUCHBAR &&
|
| 2187 | !hid_find_field(hdev, HID_INPUT_REPORT,
|
| 2188 | HID_DG_TOUCHPAD, HID_DG_TRANSDUCER_INDEX))
|
| 2189 | return -ENODEV;
|
| 2190 |
|
| 2191 | if (mtclass->quirks & MT_QUIRK_FIX_CONST_CONTACT_ID)
|
| 2192 | mt_fix_const_fields(hdev, HID_DG_CONTACTID);
|
| 2193 |
|
| 2194 | if (hdev->vendor == USB_VENDOR_ID_SIS_TOUCH)
|
| 2195 | hdev->quirks |= HID_QUIRK_NOGET;
|
| 2196 |
|
| 2197 | ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
|
| 2198 | if (ret)
|
| 2199 | return ret;
|
| 2200 |
|
| 2201 | ret = sysfs_create_group(&hdev->dev.kobj, &mt_attribute_group);
|
| 2202 | if (ret)
|
| 2203 | dev_warn(&hdev->dev, "Cannot allocate sysfs group for %s\n",
|
| 2204 | hdev->name);
|
| 2205 |
|
| 2206 | mt_set_modes(hdev, HID_LATENCY_NORMAL, TOUCHPAD_REPORT_ALL);
|
| 2207 |
|
| 2208 | if (!td->is_haptic_touchpad)
|
| 2209 | devm_kfree(&hdev->dev, td->haptic);
|
| 2210 |
|
| 2211 | return 0;
|
| 2212 | }
|
| 2213 |
|
| 2214 | static int mt_suspend(struct hid_device *hdev, pm_message_t state)
|
| 2215 | {
|
| 2216 | struct mt_device *td = hid_get_drvdata(hdev);
|
| 2217 |
|
| 2218 |
|
| 2219 | if ((td->mtclass.quirks & MT_QUIRK_DISABLE_WAKEUP) ||
|
| 2220 | !hid_hw_may_wakeup(hdev))
|
| 2221 | mt_set_modes(hdev, HID_LATENCY_HIGH, TOUCHPAD_REPORT_NONE);
|
| 2222 | else
|
| 2223 | mt_set_modes(hdev, HID_LATENCY_HIGH, TOUCHPAD_REPORT_ALL);
|
| 2224 |
|
| 2225 | return 0;
|
| 2226 | }
|
| 2227 |
|
| 2228 | static int mt_reset_resume(struct hid_device *hdev)
|
| 2229 | {
|
| 2230 | mt_release_contacts(hdev);
|
| 2231 | mt_set_modes(hdev, HID_LATENCY_NORMAL, TOUCHPAD_REPORT_ALL);
|
| 2232 | return 0;
|
| 2233 | }
|
| 2234 |
|
| 2235 | static int mt_resume(struct hid_device *hdev)
|
| 2236 | {
|
| 2237 | |
| 2238 | * It should be safe to send it to other devices too.
|
| 2239 | * Tested on 3M, Stantum, Cypress, Zytronic, eGalax, and Elan panels.
|
| 2240 |
|
| 2241 | hid_hw_idle(hdev, 0, 0, HID_REQ_SET_IDLE);
|
| 2242 |
|
| 2243 | mt_set_modes(hdev, HID_LATENCY_NORMAL, TOUCHPAD_REPORT_ALL);
|
| 2244 |
|
| 2245 | return 0;
|
| 2246 | }
|
| 2247 |
|
| 2248 | static void mt_remove(struct hid_device *hdev)
|
| 2249 | {
|
| 2250 | struct mt_device *td = hid_get_drvdata(hdev);
|
| 2251 |
|
| 2252 | timer_shutdown_sync(&td->release_timer);
|
| 2253 |
|
| 2254 | sysfs_remove_group(&hdev->dev.kobj, &mt_attribute_group);
|
| 2255 | hid_hw_stop(hdev);
|
| 2256 | }
|
| 2257 |
|
| 2258 | static void mt_on_hid_hw_open(struct hid_device *hdev)
|
| 2259 | {
|
| 2260 | mt_set_modes(hdev, HID_LATENCY_NORMAL, TOUCHPAD_REPORT_ALL);
|
| 2261 | }
|
| 2262 |
|
| 2263 | static void mt_on_hid_hw_close(struct hid_device *hdev)
|
| 2264 | {
|
| 2265 | struct mt_device *td = hid_get_drvdata(hdev);
|
| 2266 |
|
| 2267 | if (td->mtclass.quirks & MT_QUIRK_KEEP_LATENCY_ON_CLOSE)
|
| 2268 | mt_set_modes(hdev, HID_LATENCY_NORMAL, TOUCHPAD_REPORT_NONE);
|
| 2269 | else
|
| 2270 | mt_set_modes(hdev, HID_LATENCY_HIGH, TOUCHPAD_REPORT_NONE);
|
| 2271 | }
|
| 2272 |
|
| 2273 | |
| 2274 | * This list contains only:
|
| 2275 | * - VID/PID of products not working with the default multitouch handling
|
| 2276 | * - 2 generic rules.
|
| 2277 | * So there is no point in adding here any device with MT_CLS_DEFAULT.
|
| 2278 |
|
| 2279 | static const struct hid_device_id mt_devices[] = {
|
| 2280 |
|
| 2281 |
|
| 2282 | { .driver_data = MT_CLS_3M,
|
| 2283 | MT_USB_DEVICE(USB_VENDOR_ID_3M,
|
| 2284 | USB_DEVICE_ID_3M1968) },
|
| 2285 | { .driver_data = MT_CLS_3M,
|
| 2286 | MT_USB_DEVICE(USB_VENDOR_ID_3M,
|
| 2287 | USB_DEVICE_ID_3M2256) },
|
| 2288 | { .driver_data = MT_CLS_3M,
|
| 2289 | MT_USB_DEVICE(USB_VENDOR_ID_3M,
|
| 2290 | USB_DEVICE_ID_3M3266) },
|
| 2291 |
|
| 2292 |
|
| 2293 | { .driver_data = MT_CLS_EXPORT_ALL_INPUTS,
|
| 2294 | MT_USB_DEVICE(USB_VENDOR_ID_ANTON,
|
| 2295 | USB_DEVICE_ID_ANTON_TOUCH_PAD) },
|
| 2296 |
|
| 2297 |
|
| 2298 | { .driver_data = MT_CLS_WIN_8_DISABLE_WAKEUP,
|
| 2299 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2300 | USB_VENDOR_ID_ASUSTEK,
|
| 2301 | USB_DEVICE_ID_ASUSTEK_T101HA_KEYBOARD) },
|
| 2302 |
|
| 2303 |
|
| 2304 | { .driver_data = MT_CLS_ASUS,
|
| 2305 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2306 | USB_VENDOR_ID_ASUSTEK,
|
| 2307 | USB_DEVICE_ID_ASUSTEK_T304_KEYBOARD) },
|
| 2308 |
|
| 2309 |
|
| 2310 | { .driver_data = MT_CLS_SERIAL,
|
| 2311 | MT_USB_DEVICE(USB_VENDOR_ID_ATMEL,
|
| 2312 | USB_DEVICE_ID_ATMEL_MXT_DIGITIZER) },
|
| 2313 |
|
| 2314 |
|
| 2315 | { .driver_data = MT_CLS_NSMU,
|
| 2316 | MT_USB_DEVICE(USB_VENDOR_ID_BAANTO,
|
| 2317 | USB_DEVICE_ID_BAANTO_MT_190W2) },
|
| 2318 |
|
| 2319 |
|
| 2320 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
|
| 2321 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
|
| 2322 | USB_DEVICE_ID_CANDO_MULTI_TOUCH) },
|
| 2323 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
|
| 2324 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
|
| 2325 | USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) },
|
| 2326 |
|
| 2327 |
|
| 2328 | { .driver_data = MT_CLS_NSMU,
|
| 2329 | MT_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT,
|
| 2330 | USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) },
|
| 2331 |
|
| 2332 |
|
| 2333 | { .driver_data = MT_CLS_NSMU,
|
| 2334 | MT_USB_DEVICE(USB_VENDOR_ID_CJTOUCH,
|
| 2335 | USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0020) },
|
| 2336 | { .driver_data = MT_CLS_NSMU,
|
| 2337 | MT_USB_DEVICE(USB_VENDOR_ID_CJTOUCH,
|
| 2338 | USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0040) },
|
| 2339 |
|
| 2340 |
|
| 2341 | { .driver_data = MT_CLS_NSMU,
|
| 2342 | MT_USB_DEVICE(USB_VENDOR_ID_CVTOUCH,
|
| 2343 | USB_DEVICE_ID_CVTOUCH_SCREEN) },
|
| 2344 |
|
| 2345 |
|
| 2346 | { .driver_data = MT_CLS_EXPORT_ALL_INPUTS,
|
| 2347 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2348 | USB_DEVICE_ID_EGALAX_TOUCHCONTROLLER) },
|
| 2349 |
|
| 2350 |
|
| 2351 | { .driver_data = MT_CLS_EGALAX,
|
| 2352 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2353 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) },
|
| 2354 | { .driver_data = MT_CLS_EGALAX,
|
| 2355 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2356 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) },
|
| 2357 |
|
| 2358 |
|
| 2359 | { .driver_data = MT_CLS_EGALAX_SERIAL,
|
| 2360 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2361 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7207) },
|
| 2362 | { .driver_data = MT_CLS_EGALAX,
|
| 2363 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2364 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) },
|
| 2365 | { .driver_data = MT_CLS_EGALAX_SERIAL,
|
| 2366 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2367 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) },
|
| 2368 | { .driver_data = MT_CLS_EGALAX_SERIAL,
|
| 2369 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2370 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_722A) },
|
| 2371 | { .driver_data = MT_CLS_EGALAX_SERIAL,
|
| 2372 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2373 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) },
|
| 2374 | { .driver_data = MT_CLS_EGALAX_SERIAL,
|
| 2375 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2376 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7262) },
|
| 2377 | { .driver_data = MT_CLS_EGALAX,
|
| 2378 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2379 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) },
|
| 2380 | { .driver_data = MT_CLS_EGALAX,
|
| 2381 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2382 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) },
|
| 2383 | { .driver_data = MT_CLS_EGALAX_SERIAL,
|
| 2384 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2385 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72AA) },
|
| 2386 | { .driver_data = MT_CLS_EGALAX,
|
| 2387 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2388 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72C4) },
|
| 2389 | { .driver_data = MT_CLS_EGALAX,
|
| 2390 | HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2391 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72D0) },
|
| 2392 | { .driver_data = MT_CLS_EGALAX,
|
| 2393 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2394 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72FA) },
|
| 2395 | { .driver_data = MT_CLS_EGALAX,
|
| 2396 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2397 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) },
|
| 2398 | { .driver_data = MT_CLS_EGALAX_SERIAL,
|
| 2399 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2400 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7349) },
|
| 2401 | { .driver_data = MT_CLS_EGALAX_SERIAL,
|
| 2402 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2403 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_73F7) },
|
| 2404 | { .driver_data = MT_CLS_EGALAX_SERIAL,
|
| 2405 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2406 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) },
|
| 2407 | { .driver_data = MT_CLS_EGALAX_SERIAL,
|
| 2408 | MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
|
| 2409 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_C000) },
|
| 2410 | { .driver_data = MT_CLS_EGALAX_P80H84,
|
| 2411 | HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2412 | USB_VENDOR_ID_DWAV,
|
| 2413 | USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_C002) },
|
| 2414 |
|
| 2415 |
|
| 2416 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
|
| 2417 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2418 | USB_VENDOR_ID_ELAN, 0x313a) },
|
| 2419 |
|
| 2420 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
|
| 2421 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2422 | USB_VENDOR_ID_ELAN, 0x3148) },
|
| 2423 |
|
| 2424 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU,
|
| 2425 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2426 | USB_VENDOR_ID_ELAN, 0x32ae) },
|
| 2427 |
|
| 2428 |
|
| 2429 | { .driver_data = MT_CLS_SERIAL,
|
| 2430 | MT_USB_DEVICE(USB_VENDOR_ID_ELITEGROUP,
|
| 2431 | USB_DEVICE_ID_ELITEGROUP_05D8) },
|
| 2432 |
|
| 2433 |
|
| 2434 | { .driver_data = MT_CLS_FLATFROG,
|
| 2435 | MT_USB_DEVICE(USB_VENDOR_ID_FLATFROG,
|
| 2436 | USB_DEVICE_ID_MULTITOUCH_3200) },
|
| 2437 |
|
| 2438 |
|
| 2439 | { .driver_data = MT_CLS_SERIAL,
|
| 2440 | MT_USB_DEVICE(USB_VENDOR_ID_CYGNAL,
|
| 2441 | USB_DEVICE_ID_FOCALTECH_FTXXXX_MULTITOUCH) },
|
| 2442 |
|
| 2443 |
|
| 2444 | { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS,
|
| 2445 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
|
| 2446 | USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) },
|
| 2447 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS,
|
| 2448 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
|
| 2449 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PWT_TENFINGERS) },
|
| 2450 | { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS,
|
| 2451 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
|
| 2452 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0101) },
|
| 2453 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS,
|
| 2454 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
|
| 2455 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0102) },
|
| 2456 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS,
|
| 2457 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
|
| 2458 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0106) },
|
| 2459 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS,
|
| 2460 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
|
| 2461 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_010A) },
|
| 2462 | { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS,
|
| 2463 | MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
|
| 2464 | USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_E100) },
|
| 2465 |
|
| 2466 |
|
| 2467 | { .driver_data = MT_CLS_NSMU,
|
| 2468 | MT_BT_DEVICE(USB_VENDOR_ID_FRUCTEL,
|
| 2469 | USB_DEVICE_ID_GAMETEL_MT_MODE) },
|
| 2470 |
|
| 2471 |
|
| 2472 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU,
|
| 2473 | HID_DEVICE(BUS_I2C, HID_GROUP_ANY, I2C_VENDOR_ID_GOODIX,
|
| 2474 | I2C_DEVICE_ID_GOODIX_01E8) },
|
| 2475 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU,
|
| 2476 | HID_DEVICE(BUS_I2C, HID_GROUP_ANY, I2C_VENDOR_ID_GOODIX,
|
| 2477 | I2C_DEVICE_ID_GOODIX_01E9) },
|
| 2478 |
|
| 2479 |
|
| 2480 | { .driver_data = MT_CLS_NSMU,
|
| 2481 | MT_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH,
|
| 2482 | USB_DEVICE_ID_GOODTOUCH_000f) },
|
| 2483 |
|
| 2484 |
|
| 2485 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID,
|
| 2486 | MT_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT,
|
| 2487 | USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) },
|
| 2488 |
|
| 2489 |
|
| 2490 | { .driver_data = MT_CLS_VTL,
|
| 2491 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2492 | 0x347d, 0x7853) },
|
| 2493 |
|
| 2494 |
|
| 2495 | { .driver_data = MT_CLS_VTL,
|
| 2496 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2497 | 0x35cc, 0x0104) },
|
| 2498 |
|
| 2499 |
|
| 2500 | { .driver_data = MT_CLS_NSMU,
|
| 2501 | MT_USB_DEVICE(USB_VENDOR_ID_ILITEK,
|
| 2502 | USB_DEVICE_ID_ILITEK_MULTITOUCH) },
|
| 2503 |
|
| 2504 |
|
| 2505 | { .driver_data = MT_CLS_LG,
|
| 2506 | HID_USB_DEVICE(USB_VENDOR_ID_LG,
|
| 2507 | USB_DEVICE_ID_LG_MELFAS_MT) },
|
| 2508 | { .driver_data = MT_CLS_LG,
|
| 2509 | HID_DEVICE(BUS_I2C, HID_GROUP_GENERIC,
|
| 2510 | USB_VENDOR_ID_LG, I2C_DEVICE_ID_LG_7010) },
|
| 2511 |
|
| 2512 |
|
| 2513 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
|
| 2514 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2515 | USB_VENDOR_ID_LENOVO,
|
| 2516 | USB_DEVICE_ID_LENOVO_X1_TAB) },
|
| 2517 |
|
| 2518 |
|
| 2519 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
|
| 2520 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2521 | USB_VENDOR_ID_LENOVO,
|
| 2522 | USB_DEVICE_ID_LENOVO_X1_TAB2) },
|
| 2523 |
|
| 2524 |
|
| 2525 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
|
| 2526 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2527 | USB_VENDOR_ID_LENOVO,
|
| 2528 | USB_DEVICE_ID_LENOVO_X1_TAB3) },
|
| 2529 |
|
| 2530 |
|
| 2531 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU,
|
| 2532 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2533 | USB_VENDOR_ID_LENOVO,
|
| 2534 | USB_DEVICE_ID_LENOVO_X12_TAB) },
|
| 2535 |
|
| 2536 |
|
| 2537 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU,
|
| 2538 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2539 | USB_VENDOR_ID_LENOVO,
|
| 2540 | USB_DEVICE_ID_LENOVO_X12_TAB2) },
|
| 2541 |
|
| 2542 |
|
| 2543 | { .driver_data = MT_CLS_YOGABOOK9I,
|
| 2544 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2545 | USB_VENDOR_ID_LENOVO,
|
| 2546 | USB_DEVICE_ID_LENOVO_YOGABOOK9I) },
|
| 2547 |
|
| 2548 |
|
| 2549 | { .driver_data = MT_CLS_NSMU,
|
| 2550 | HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2551 | USB_VENDOR_ID_LOGITECH,
|
| 2552 | USB_DEVICE_ID_LOGITECH_CASA_TOUCHPAD) },
|
| 2553 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU,
|
| 2554 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2555 | USB_VENDOR_ID_LOGITECH,
|
| 2556 | USB_DEVICE_ID_LOGITECH_BOLT_RECEIVER) },
|
| 2557 |
|
| 2558 |
|
| 2559 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
|
| 2560 | MT_USB_DEVICE(USB_VENDOR_ID_ASUS,
|
| 2561 | USB_DEVICE_ID_ASUS_T91MT)},
|
| 2562 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
|
| 2563 | MT_USB_DEVICE(USB_VENDOR_ID_ASUS,
|
| 2564 | USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) },
|
| 2565 | { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
|
| 2566 | MT_USB_DEVICE(USB_VENDOR_ID_TURBOX,
|
| 2567 | USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) },
|
| 2568 |
|
| 2569 |
|
| 2570 | { .driver_data = MT_CLS_NSMU,
|
| 2571 | MT_USB_DEVICE(USB_VENDOR_ID_NOVATEK,
|
| 2572 | USB_DEVICE_ID_NOVATEK_PCT) },
|
| 2573 |
|
| 2574 |
|
| 2575 | { .driver_data = MT_CLS_NSMU,
|
| 2576 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2577 | USB_VENDOR_ID_NTRIG, 0x1b05) },
|
| 2578 |
|
| 2579 |
|
| 2580 | { .driver_data = MT_CLS_PANASONIC,
|
| 2581 | MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC,
|
| 2582 | USB_DEVICE_ID_PANABOARD_UBT780) },
|
| 2583 | { .driver_data = MT_CLS_PANASONIC,
|
| 2584 | MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC,
|
| 2585 | USB_DEVICE_ID_PANABOARD_UBT880) },
|
| 2586 |
|
| 2587 |
|
| 2588 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER,
|
| 2589 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART,
|
| 2590 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) },
|
| 2591 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER,
|
| 2592 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART,
|
| 2593 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) },
|
| 2594 | { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER,
|
| 2595 | MT_USB_DEVICE(USB_VENDOR_ID_PIXART,
|
| 2596 | USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) },
|
| 2597 |
|
| 2598 |
|
| 2599 | { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID,
|
| 2600 | MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
|
| 2601 | USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) },
|
| 2602 |
|
| 2603 |
|
| 2604 | { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID,
|
| 2605 | MT_USB_DEVICE(USB_VENDOR_ID_QUANTA,
|
| 2606 | USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001) },
|
| 2607 |
|
| 2608 |
|
| 2609 | { .driver_data = MT_CLS_RAZER_BLADE_STEALTH,
|
| 2610 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2611 | USB_VENDOR_ID_SYNAPTICS, 0x8323) },
|
| 2612 |
|
| 2613 |
|
| 2614 | { .driver_data = MT_CLS_SMART_TECH,
|
| 2615 | MT_USB_DEVICE(0x0b8c, 0x0092)},
|
| 2616 |
|
| 2617 |
|
| 2618 | { .driver_data = MT_CLS_CONFIDENCE,
|
| 2619 | MT_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM,
|
| 2620 | USB_DEVICE_ID_MTP_STM)},
|
| 2621 |
|
| 2622 |
|
| 2623 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
|
| 2624 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2625 | USB_VENDOR_ID_SYNAPTICS, 0xcd7e) },
|
| 2626 |
|
| 2627 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
|
| 2628 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2629 | USB_VENDOR_ID_SYNAPTICS, 0xcddc) },
|
| 2630 |
|
| 2631 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
|
| 2632 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2633 | USB_VENDOR_ID_SYNAPTICS, 0xce08) },
|
| 2634 |
|
| 2635 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
|
| 2636 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2637 | USB_VENDOR_ID_SYNAPTICS, 0xce09) },
|
| 2638 |
|
| 2639 |
|
| 2640 | { .driver_data = MT_CLS_TOPSEED,
|
| 2641 | MT_USB_DEVICE(USB_VENDOR_ID_TOPSEED2,
|
| 2642 | USB_DEVICE_ID_TOPSEED2_PERIPAD_701) },
|
| 2643 |
|
| 2644 |
|
| 2645 | { .driver_data = MT_CLS_NSMU,
|
| 2646 | MT_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL,
|
| 2647 | USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) },
|
| 2648 |
|
| 2649 |
|
| 2650 | { .driver_data = MT_CLS_NSMU,
|
| 2651 | MT_USB_DEVICE(USB_VENDOR_ID_UNITEC,
|
| 2652 | USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) },
|
| 2653 | { .driver_data = MT_CLS_NSMU,
|
| 2654 | MT_USB_DEVICE(USB_VENDOR_ID_UNITEC,
|
| 2655 | USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) },
|
| 2656 |
|
| 2657 |
|
| 2658 | { .driver_data = MT_CLS_WIN_8_KEEP_LATENCY_ON_CLOSE,
|
| 2659 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2660 | USB_VENDOR_ID_PIXART, 0x0255) },
|
| 2661 | { .driver_data = MT_CLS_WIN_8_KEEP_LATENCY_ON_CLOSE,
|
| 2662 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2663 | USB_VENDOR_ID_PIXART, 0x0274) },
|
| 2664 |
|
| 2665 |
|
| 2666 | { .driver_data = MT_CLS_VTL,
|
| 2667 | MT_USB_DEVICE(USB_VENDOR_ID_VTL,
|
| 2668 | USB_DEVICE_ID_VTL_MULTITOUCH_FF3F) },
|
| 2669 |
|
| 2670 |
|
| 2671 | { .driver_data = MT_CLS_WIN_8_NO_STICKY_FINGERS,
|
| 2672 | HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2673 | USB_VENDOR_ID_WINBOND, USB_DEVICE_ID_TSTP_MTOUCH) },
|
| 2674 |
|
| 2675 |
|
| 2676 | { .driver_data = MT_CLS_NSMU,
|
| 2677 | MT_USB_DEVICE(USB_VENDOR_ID_WISTRON,
|
| 2678 | USB_DEVICE_ID_WISTRON_OPTICAL_TOUCH) },
|
| 2679 |
|
| 2680 |
|
| 2681 | { .driver_data = MT_CLS_NSMU,
|
| 2682 | MT_USB_DEVICE(USB_VENDOR_ID_XAT,
|
| 2683 | USB_DEVICE_ID_XAT_CSR) },
|
| 2684 |
|
| 2685 |
|
| 2686 | { .driver_data = MT_CLS_NSMU,
|
| 2687 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
|
| 2688 | USB_DEVICE_ID_XIROKU_SPX) },
|
| 2689 | { .driver_data = MT_CLS_NSMU,
|
| 2690 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
|
| 2691 | USB_DEVICE_ID_XIROKU_MPX) },
|
| 2692 | { .driver_data = MT_CLS_NSMU,
|
| 2693 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
|
| 2694 | USB_DEVICE_ID_XIROKU_CSR) },
|
| 2695 | { .driver_data = MT_CLS_NSMU,
|
| 2696 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
|
| 2697 | USB_DEVICE_ID_XIROKU_SPX1) },
|
| 2698 | { .driver_data = MT_CLS_NSMU,
|
| 2699 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
|
| 2700 | USB_DEVICE_ID_XIROKU_MPX1) },
|
| 2701 | { .driver_data = MT_CLS_NSMU,
|
| 2702 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
|
| 2703 | USB_DEVICE_ID_XIROKU_CSR1) },
|
| 2704 | { .driver_data = MT_CLS_NSMU,
|
| 2705 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
|
| 2706 | USB_DEVICE_ID_XIROKU_SPX2) },
|
| 2707 | { .driver_data = MT_CLS_NSMU,
|
| 2708 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
|
| 2709 | USB_DEVICE_ID_XIROKU_MPX2) },
|
| 2710 | { .driver_data = MT_CLS_NSMU,
|
| 2711 | MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
|
| 2712 | USB_DEVICE_ID_XIROKU_CSR2) },
|
| 2713 |
|
| 2714 |
|
| 2715 | { .driver_data = MT_CLS_APPLE_TOUCHBAR,
|
| 2716 | HID_USB_DEVICE(USB_VENDOR_ID_APPLE,
|
| 2717 | USB_DEVICE_ID_APPLE_TOUCHBAR_DISPLAY) },
|
| 2718 |
|
| 2719 |
|
| 2720 | { .driver_data = MT_CLS_GOOGLE,
|
| 2721 | HID_DEVICE(HID_BUS_ANY, HID_GROUP_ANY, USB_VENDOR_ID_GOOGLE,
|
| 2722 | USB_DEVICE_ID_GOOGLE_TOUCH_ROSE) },
|
| 2723 | { .driver_data = MT_CLS_GOOGLE,
|
| 2724 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8, USB_VENDOR_ID_GOOGLE,
|
| 2725 | USB_DEVICE_ID_GOOGLE_WHISKERS) },
|
| 2726 |
|
| 2727 |
|
| 2728 | { .driver_data = MT_CLS_SIS,
|
| 2729 | HID_DEVICE(HID_BUS_ANY, HID_GROUP_ANY, USB_VENDOR_ID_SIS_TOUCH,
|
| 2730 | HID_ANY_ID) },
|
| 2731 |
|
| 2732 |
|
| 2733 | { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU,
|
| 2734 | HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2735 | I2C_VENDOR_ID_HANTICK, I2C_PRODUCT_ID_HANTICK_5288) },
|
| 2736 |
|
| 2737 |
|
| 2738 | { .driver_data = MT_CLS_ASUS_ROG_Z13_FOLIO,
|
| 2739 | HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2740 | USB_VENDOR_ID_ASUSTEK,
|
| 2741 | USB_DEVICE_ID_ASUSTEK_ROG_Z13_FOLIO) },
|
| 2742 |
|
| 2743 |
|
| 2744 | { HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH, HID_ANY_ID, HID_ANY_ID) },
|
| 2745 |
|
| 2746 |
|
| 2747 | { .driver_data = MT_CLS_WIN_8,
|
| 2748 | HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH_WIN_8,
|
| 2749 | HID_ANY_ID, HID_ANY_ID) },
|
| 2750 | { }
|
| 2751 | };
|
| 2752 | MODULE_DEVICE_TABLE(hid, mt_devices);
|
| 2753 |
|
| 2754 | static const struct hid_usage_id mt_grabbed_usages[] = {
|
| 2755 | { HID_ANY_ID, HID_ANY_ID, HID_ANY_ID },
|
| 2756 | { HID_ANY_ID - 1, HID_ANY_ID - 1, HID_ANY_ID - 1}
|
| 2757 | };
|
| 2758 |
|
| 2759 | static struct hid_driver mt_driver = {
|
| 2760 | .name = "hid-multitouch",
|
| 2761 | .id_table = mt_devices,
|
| 2762 | .probe = mt_probe,
|
| 2763 | .remove = mt_remove,
|
| 2764 | .input_mapping = mt_input_mapping,
|
| 2765 | .input_mapped = mt_input_mapped,
|
| 2766 | .input_configured = mt_input_configured,
|
| 2767 | .feature_mapping = mt_feature_mapping,
|
| 2768 | .usage_table = mt_grabbed_usages,
|
| 2769 | .event = mt_event,
|
| 2770 | .report_fixup = mt_report_fixup,
|
| 2771 | .report = mt_report,
|
| 2772 | .suspend = pm_ptr(mt_suspend),
|
| 2773 | .reset_resume = pm_ptr(mt_reset_resume),
|
| 2774 | .resume = pm_ptr(mt_resume),
|
| 2775 | .on_hid_hw_open = mt_on_hid_hw_open,
|
| 2776 | .on_hid_hw_close = mt_on_hid_hw_close,
|
| 2777 | };
|
| 2778 | module_hid_driver(mt_driver);
|