^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * HID driver for multitouch panels
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (c) 2010-2012 Stephane Chatty <chatty@enac.fr>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Copyright (c) 2010-2013 Benjamin Tissoires <benjamin.tissoires@gmail.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * Copyright (c) 2010-2012 Ecole Nationale de l'Aviation Civile, France
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * Copyright (c) 2012-2013 Red Hat, Inc
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) * This code is partly based on hid-egalax.c:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) * Copyright (c) 2010 Stephane Chatty <chatty@enac.fr>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) * Copyright (c) 2010 Henrik Rydberg <rydberg@euromail.se>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) * Copyright (c) 2010 Canonical, Ltd.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) * This code is partly based on hid-3m-pct.c:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) * Copyright (c) 2009-2010 Stephane Chatty <chatty@enac.fr>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) * Copyright (c) 2010 Henrik Rydberg <rydberg@euromail.se>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) * Copyright (c) 2010 Canonical, Ltd.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) * This driver is regularly tested thanks to the test suite in hid-tools[1].
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) * Please run these regression tests before patching this module so that
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) * your patch won't break existing known devices.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) * [1] https://gitlab.freedesktop.org/libevdev/hid-tools
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #include <linux/device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #include <linux/hid.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #include <linux/input/mt.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #include <linux/jiffies.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) #include <linux/string.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #include <linux/timer.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) MODULE_AUTHOR("Stephane Chatty <chatty@enac.fr>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) MODULE_AUTHOR("Benjamin Tissoires <benjamin.tissoires@gmail.com>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) MODULE_DESCRIPTION("HID multitouch panels");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #include "hid-ids.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) /* quirks to control the device */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) #define MT_QUIRK_NOT_SEEN_MEANS_UP BIT(0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) #define MT_QUIRK_SLOT_IS_CONTACTID BIT(1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #define MT_QUIRK_CYPRESS BIT(2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) #define MT_QUIRK_SLOT_IS_CONTACTNUMBER BIT(3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) #define MT_QUIRK_ALWAYS_VALID BIT(4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #define MT_QUIRK_VALID_IS_INRANGE BIT(5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) #define MT_QUIRK_VALID_IS_CONFIDENCE BIT(6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) #define MT_QUIRK_CONFIDENCE BIT(7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) #define MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE BIT(8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) #define MT_QUIRK_NO_AREA BIT(9)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) #define MT_QUIRK_IGNORE_DUPLICATES BIT(10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) #define MT_QUIRK_HOVERING BIT(11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) #define MT_QUIRK_CONTACT_CNT_ACCURATE BIT(12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) #define MT_QUIRK_FORCE_GET_FEATURE BIT(13)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) #define MT_QUIRK_FIX_CONST_CONTACT_ID BIT(14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) #define MT_QUIRK_TOUCH_SIZE_SCALING BIT(15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) #define MT_QUIRK_STICKY_FINGERS BIT(16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) #define MT_QUIRK_ASUS_CUSTOM_UP BIT(17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) #define MT_QUIRK_WIN8_PTP_BUTTONS BIT(18)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) #define MT_QUIRK_SEPARATE_APP_REPORT BIT(19)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) #define MT_QUIRK_FORCE_MULTI_INPUT BIT(20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) #define MT_INPUTMODE_TOUCHSCREEN 0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) #define MT_INPUTMODE_TOUCHPAD 0x03
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) #define MT_BUTTONTYPE_CLICKPAD 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) enum latency_mode {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) HID_LATENCY_NORMAL = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) HID_LATENCY_HIGH = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) #define MT_IO_FLAGS_RUNNING 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) #define MT_IO_FLAGS_ACTIVE_SLOTS 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) #define MT_IO_FLAGS_PENDING_SLOTS 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) static const bool mtrue = true; /* default for true */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) static const bool mfalse; /* default for false */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) static const __s32 mzero; /* default for 0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) #define DEFAULT_TRUE ((void *)&mtrue)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) #define DEFAULT_FALSE ((void *)&mfalse)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) #define DEFAULT_ZERO ((void *)&mzero)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) struct mt_usages {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) struct list_head list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) __s32 *x, *y, *cx, *cy, *p, *w, *h, *a;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) __s32 *contactid; /* the device ContactID assigned to this slot */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) bool *tip_state; /* is the touch valid? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) bool *inrange_state; /* is the finger in proximity of the sensor? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) bool *confidence_state; /* is the touch made by a finger? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) struct mt_application {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) struct list_head list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) unsigned int application;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) unsigned int report_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) struct list_head mt_usages; /* mt usages list */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) __s32 quirks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) __s32 *scantime; /* scantime reported */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) __s32 scantime_logical_max; /* max value for raw scantime */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) __s32 *raw_cc; /* contact count in the report */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) int left_button_state; /* left button state */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) unsigned int mt_flags; /* flags to pass to input-mt */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) unsigned long *pending_palm_slots; /* slots where we reported palm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) * and need to release */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) __u8 num_received; /* how many contacts we received */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) __u8 num_expected; /* expected last contact index */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) __u8 buttons_count; /* number of physical buttons per touchpad */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) __u8 touches_by_report; /* how many touches are present in one report:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) * 1 means we should use a serial protocol
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) * > 1 means hybrid (multitouch) protocol
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) __s32 dev_time; /* the scan time provided by the device */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) unsigned long jiffies; /* the frame's jiffies */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) int timestamp; /* the timestamp to be sent */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) int prev_scantime; /* scantime reported previously */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) bool have_contact_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) struct mt_class {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) __s32 name; /* MT_CLS */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) __s32 quirks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) __s32 sn_move; /* Signal/noise ratio for move events */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) __s32 sn_width; /* Signal/noise ratio for width events */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) __s32 sn_height; /* Signal/noise ratio for height events */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) __s32 sn_pressure; /* Signal/noise ratio for pressure events */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) __u8 maxcontacts;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) bool is_indirect; /* true for touchpads */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) bool export_all_inputs; /* do not ignore mouse, keyboards, etc... */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) struct mt_report_data {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) struct list_head list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) struct hid_report *report;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) struct mt_application *application;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) bool is_mt_collection;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) struct mt_device {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) struct mt_class mtclass; /* our mt device class */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) struct timer_list release_timer; /* to release sticky fingers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) struct hid_device *hdev; /* hid_device we're attached to */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) unsigned long mt_io_flags; /* mt flags (MT_IO_FLAGS_*) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) __u8 inputmode_value; /* InputMode HID feature value */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) __u8 maxcontacts;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) bool is_buttonpad; /* is this device a button pad? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) bool serial_maybe; /* need to check for serial protocol */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) struct list_head applications;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) struct list_head reports;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) static void mt_post_parse_default_settings(struct mt_device *td,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) struct mt_application *app);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) static void mt_post_parse(struct mt_device *td, struct mt_application *app);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) /* classes of device behavior */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) #define MT_CLS_DEFAULT 0x0001
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) #define MT_CLS_SERIAL 0x0002
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) #define MT_CLS_CONFIDENCE 0x0003
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) #define MT_CLS_CONFIDENCE_CONTACT_ID 0x0004
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) #define MT_CLS_CONFIDENCE_MINUS_ONE 0x0005
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) #define MT_CLS_DUAL_INRANGE_CONTACTID 0x0006
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) #define MT_CLS_DUAL_INRANGE_CONTACTNUMBER 0x0007
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) /* reserved 0x0008 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) #define MT_CLS_INRANGE_CONTACTNUMBER 0x0009
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) #define MT_CLS_NSMU 0x000a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) /* reserved 0x0010 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) /* reserved 0x0011 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) #define MT_CLS_WIN_8 0x0012
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) #define MT_CLS_EXPORT_ALL_INPUTS 0x0013
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) /* reserved 0x0014 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) #define MT_CLS_WIN_8_FORCE_MULTI_INPUT 0x0015
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) /* vendor specific classes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) #define MT_CLS_3M 0x0101
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) /* reserved 0x0102 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) #define MT_CLS_EGALAX 0x0103
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) #define MT_CLS_EGALAX_SERIAL 0x0104
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) #define MT_CLS_TOPSEED 0x0105
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) #define MT_CLS_PANASONIC 0x0106
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) #define MT_CLS_FLATFROG 0x0107
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) #define MT_CLS_GENERALTOUCH_TWOFINGERS 0x0108
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) #define MT_CLS_GENERALTOUCH_PWT_TENFINGERS 0x0109
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) #define MT_CLS_LG 0x010a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) #define MT_CLS_ASUS 0x010b
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) #define MT_CLS_VTL 0x0110
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) #define MT_CLS_GOOGLE 0x0111
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) #define MT_CLS_RAZER_BLADE_STEALTH 0x0112
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) #define MT_CLS_SMART_TECH 0x0113
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) #define MT_DEFAULT_MAXCONTACT 10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) #define MT_MAX_MAXCONTACT 250
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) * Resync device and local timestamps after that many microseconds without
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) * receiving data.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) #define MAX_TIMESTAMP_INTERVAL 1000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) #define MT_USB_DEVICE(v, p) HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH, v, p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) #define MT_BT_DEVICE(v, p) HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_MULTITOUCH, v, p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) * these device-dependent functions determine what slot corresponds
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) * to a valid contact that was just read.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) static int cypress_compute_slot(struct mt_application *application,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) struct mt_usages *slot)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) if (*slot->contactid != 0 || application->num_received == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) return *slot->contactid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) static const struct mt_class mt_classes[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) { .name = MT_CLS_DEFAULT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) .quirks = MT_QUIRK_ALWAYS_VALID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) MT_QUIRK_CONTACT_CNT_ACCURATE },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) { .name = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) { .name = MT_CLS_SERIAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) .quirks = MT_QUIRK_ALWAYS_VALID},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) { .name = MT_CLS_CONFIDENCE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) .quirks = MT_QUIRK_VALID_IS_CONFIDENCE },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) { .name = MT_CLS_CONFIDENCE_CONTACT_ID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) .quirks = MT_QUIRK_VALID_IS_CONFIDENCE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) MT_QUIRK_SLOT_IS_CONTACTID },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) { .name = MT_CLS_CONFIDENCE_MINUS_ONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) .quirks = MT_QUIRK_VALID_IS_CONFIDENCE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) { .name = MT_CLS_DUAL_INRANGE_CONTACTID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) .quirks = MT_QUIRK_VALID_IS_INRANGE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) MT_QUIRK_SLOT_IS_CONTACTID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) .maxcontacts = 2 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) { .name = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) .quirks = MT_QUIRK_VALID_IS_INRANGE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) MT_QUIRK_SLOT_IS_CONTACTNUMBER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) .maxcontacts = 2 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) { .name = MT_CLS_INRANGE_CONTACTNUMBER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) .quirks = MT_QUIRK_VALID_IS_INRANGE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) MT_QUIRK_SLOT_IS_CONTACTNUMBER },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) { .name = MT_CLS_WIN_8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) .quirks = MT_QUIRK_ALWAYS_VALID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) MT_QUIRK_IGNORE_DUPLICATES |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) MT_QUIRK_HOVERING |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) MT_QUIRK_CONTACT_CNT_ACCURATE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) MT_QUIRK_STICKY_FINGERS |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) MT_QUIRK_WIN8_PTP_BUTTONS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) .export_all_inputs = true },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) { .name = MT_CLS_EXPORT_ALL_INPUTS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) .quirks = MT_QUIRK_ALWAYS_VALID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) MT_QUIRK_CONTACT_CNT_ACCURATE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) .export_all_inputs = true },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) { .name = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) .quirks = MT_QUIRK_ALWAYS_VALID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) MT_QUIRK_IGNORE_DUPLICATES |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) MT_QUIRK_HOVERING |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) MT_QUIRK_CONTACT_CNT_ACCURATE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) MT_QUIRK_STICKY_FINGERS |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) MT_QUIRK_WIN8_PTP_BUTTONS |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) MT_QUIRK_FORCE_MULTI_INPUT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) .export_all_inputs = true },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) * vendor specific classes
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) { .name = MT_CLS_3M,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) .quirks = MT_QUIRK_VALID_IS_CONFIDENCE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) MT_QUIRK_SLOT_IS_CONTACTID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) MT_QUIRK_TOUCH_SIZE_SCALING,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) .sn_move = 2048,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) .sn_width = 128,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) .sn_height = 128,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) .maxcontacts = 60,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) { .name = MT_CLS_EGALAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) .quirks = MT_QUIRK_SLOT_IS_CONTACTID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) MT_QUIRK_VALID_IS_INRANGE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) .sn_move = 4096,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) .sn_pressure = 32,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) { .name = MT_CLS_EGALAX_SERIAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) .quirks = MT_QUIRK_SLOT_IS_CONTACTID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) MT_QUIRK_ALWAYS_VALID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) .sn_move = 4096,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) .sn_pressure = 32,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) { .name = MT_CLS_TOPSEED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) .quirks = MT_QUIRK_ALWAYS_VALID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) .is_indirect = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) .maxcontacts = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) { .name = MT_CLS_PANASONIC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) .maxcontacts = 4 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) { .name = MT_CLS_GENERALTOUCH_TWOFINGERS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) MT_QUIRK_VALID_IS_INRANGE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) MT_QUIRK_SLOT_IS_CONTACTID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) .maxcontacts = 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) { .name = MT_CLS_GENERALTOUCH_PWT_TENFINGERS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) MT_QUIRK_SLOT_IS_CONTACTID
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) { .name = MT_CLS_FLATFROG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) MT_QUIRK_NO_AREA,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) .sn_move = 2048,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) .maxcontacts = 40,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) { .name = MT_CLS_LG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) .quirks = MT_QUIRK_ALWAYS_VALID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) MT_QUIRK_FIX_CONST_CONTACT_ID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) MT_QUIRK_IGNORE_DUPLICATES |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) MT_QUIRK_HOVERING |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) MT_QUIRK_CONTACT_CNT_ACCURATE },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) { .name = MT_CLS_ASUS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) .quirks = MT_QUIRK_ALWAYS_VALID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) MT_QUIRK_CONTACT_CNT_ACCURATE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) MT_QUIRK_ASUS_CUSTOM_UP },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) { .name = MT_CLS_VTL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) .quirks = MT_QUIRK_ALWAYS_VALID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) MT_QUIRK_CONTACT_CNT_ACCURATE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) MT_QUIRK_FORCE_GET_FEATURE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) { .name = MT_CLS_GOOGLE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) .quirks = MT_QUIRK_ALWAYS_VALID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) MT_QUIRK_CONTACT_CNT_ACCURATE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) MT_QUIRK_SLOT_IS_CONTACTID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) MT_QUIRK_HOVERING
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) { .name = MT_CLS_RAZER_BLADE_STEALTH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) .quirks = MT_QUIRK_ALWAYS_VALID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) MT_QUIRK_IGNORE_DUPLICATES |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) MT_QUIRK_HOVERING |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) MT_QUIRK_CONTACT_CNT_ACCURATE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) MT_QUIRK_WIN8_PTP_BUTTONS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) { .name = MT_CLS_SMART_TECH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) .quirks = MT_QUIRK_ALWAYS_VALID |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) MT_QUIRK_IGNORE_DUPLICATES |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) MT_QUIRK_CONTACT_CNT_ACCURATE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) MT_QUIRK_SEPARATE_APP_REPORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) { }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) static ssize_t mt_show_quirks(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) struct hid_device *hdev = to_hid_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) struct mt_device *td = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) return sprintf(buf, "%u\n", td->mtclass.quirks);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) static ssize_t mt_set_quirks(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) const char *buf, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) struct hid_device *hdev = to_hid_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) struct mt_device *td = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) struct mt_application *application;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) unsigned long val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) if (kstrtoul(buf, 0, &val))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) td->mtclass.quirks = val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) list_for_each_entry(application, &td->applications, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) application->quirks = val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) if (!application->have_contact_count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) application->quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) return count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) static DEVICE_ATTR(quirks, S_IWUSR | S_IRUGO, mt_show_quirks, mt_set_quirks);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) static struct attribute *sysfs_attrs[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) &dev_attr_quirks.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) NULL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) static const struct attribute_group mt_attribute_group = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) .attrs = sysfs_attrs
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) static void mt_get_feature(struct hid_device *hdev, struct hid_report *report)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) u32 size = hid_report_len(report);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) u8 *buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) * Do not fetch the feature report if the device has been explicitly
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) * marked as non-capable.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) if (hdev->quirks & HID_QUIRK_NO_INIT_REPORTS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) buf = hid_alloc_report_buf(report, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) if (!buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) ret = hid_hw_raw_request(hdev, report->id, buf, size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) HID_FEATURE_REPORT, HID_REQ_GET_REPORT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) dev_warn(&hdev->dev, "failed to fetch feature %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) report->id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) ret = hid_report_raw_event(hdev, HID_FEATURE_REPORT, buf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) size, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) dev_warn(&hdev->dev, "failed to report feature\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) kfree(buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) static void mt_feature_mapping(struct hid_device *hdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) struct hid_field *field, struct hid_usage *usage)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) struct mt_device *td = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) switch (usage->hid) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) case HID_DG_CONTACTMAX:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) mt_get_feature(hdev, field->report);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) td->maxcontacts = field->value[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) if (!td->maxcontacts &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) field->logical_maximum <= MT_MAX_MAXCONTACT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) td->maxcontacts = field->logical_maximum;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) if (td->mtclass.maxcontacts)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) /* check if the maxcontacts is given by the class */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) td->maxcontacts = td->mtclass.maxcontacts;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) case HID_DG_BUTTONTYPE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) if (usage->usage_index >= field->report_count) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) dev_err(&hdev->dev, "HID_DG_BUTTONTYPE out of range\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) mt_get_feature(hdev, field->report);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) if (field->value[usage->usage_index] == MT_BUTTONTYPE_CLICKPAD)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) td->is_buttonpad = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) case 0xff0000c5:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) /* Retrieve the Win8 blob once to enable some devices */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) if (usage->usage_index == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) mt_get_feature(hdev, field->report);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) static void set_abs(struct input_dev *input, unsigned int code,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) struct hid_field *field, int snratio)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) int fmin = field->logical_minimum;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) int fmax = field->logical_maximum;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) int fuzz = snratio ? (fmax - fmin) / snratio : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) input_abs_set_res(input, code, hidinput_calc_abs_res(field, code));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) static struct mt_usages *mt_allocate_usage(struct hid_device *hdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) struct mt_application *application)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) struct mt_usages *usage;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) usage = devm_kzalloc(&hdev->dev, sizeof(*usage), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) if (!usage)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) /* set some defaults so we do not need to check for null pointers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) usage->x = DEFAULT_ZERO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) usage->y = DEFAULT_ZERO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) usage->cx = DEFAULT_ZERO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) usage->cy = DEFAULT_ZERO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) usage->p = DEFAULT_ZERO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) usage->w = DEFAULT_ZERO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) usage->h = DEFAULT_ZERO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) usage->a = DEFAULT_ZERO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) usage->contactid = DEFAULT_ZERO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) usage->tip_state = DEFAULT_FALSE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) usage->inrange_state = DEFAULT_FALSE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) usage->confidence_state = DEFAULT_TRUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) list_add_tail(&usage->list, &application->mt_usages);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) return usage;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) static struct mt_application *mt_allocate_application(struct mt_device *td,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) struct hid_report *report)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) unsigned int application = report->application;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) struct mt_application *mt_application;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) mt_application = devm_kzalloc(&td->hdev->dev, sizeof(*mt_application),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) if (!mt_application)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) mt_application->application = application;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) INIT_LIST_HEAD(&mt_application->mt_usages);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) if (application == HID_DG_TOUCHSCREEN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) mt_application->mt_flags |= INPUT_MT_DIRECT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) * Model touchscreens providing buttons as touchpads.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) if (application == HID_DG_TOUCHPAD) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) mt_application->mt_flags |= INPUT_MT_POINTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) td->inputmode_value = MT_INPUTMODE_TOUCHPAD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) mt_application->scantime = DEFAULT_ZERO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) mt_application->raw_cc = DEFAULT_ZERO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) mt_application->quirks = td->mtclass.quirks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) mt_application->report_id = report->id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) list_add_tail(&mt_application->list, &td->applications);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) return mt_application;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) static struct mt_application *mt_find_application(struct mt_device *td,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) struct hid_report *report)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) unsigned int application = report->application;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) struct mt_application *tmp, *mt_application = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) list_for_each_entry(tmp, &td->applications, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) if (application == tmp->application) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) if (!(td->mtclass.quirks & MT_QUIRK_SEPARATE_APP_REPORT) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) tmp->report_id == report->id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) mt_application = tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) if (!mt_application)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) mt_application = mt_allocate_application(td, report);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) return mt_application;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) static struct mt_report_data *mt_allocate_report_data(struct mt_device *td,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) struct hid_report *report)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) struct mt_report_data *rdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) struct hid_field *field;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) int r, n;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) rdata = devm_kzalloc(&td->hdev->dev, sizeof(*rdata), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) if (!rdata)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) rdata->report = report;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) rdata->application = mt_find_application(td, report);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) if (!rdata->application) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) devm_kfree(&td->hdev->dev, rdata);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) for (r = 0; r < report->maxfield; r++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) field = report->field[r];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) if (field->logical == HID_DG_FINGER || td->hdev->group != HID_GROUP_MULTITOUCH_WIN_8) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) for (n = 0; n < field->report_count; n++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) if (field->usage[n].hid == HID_DG_CONTACTID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) rdata->is_mt_collection = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) list_add_tail(&rdata->list, &td->reports);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) return rdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) static struct mt_report_data *mt_find_report_data(struct mt_device *td,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) struct hid_report *report)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) struct mt_report_data *tmp, *rdata = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) list_for_each_entry(tmp, &td->reports, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) if (report == tmp->report) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) rdata = tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) if (!rdata)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) rdata = mt_allocate_report_data(td, report);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) return rdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) static void mt_store_field(struct hid_device *hdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) struct mt_application *application,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) __s32 *value,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) size_t offset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) struct mt_usages *usage;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) __s32 **target;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) if (list_empty(&application->mt_usages))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) usage = mt_allocate_usage(hdev, application);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) usage = list_last_entry(&application->mt_usages,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) struct mt_usages,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) if (!usage)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) target = (__s32 **)((char *)usage + offset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) /* the value has already been filled, create a new slot */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) if (*target != DEFAULT_TRUE &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) *target != DEFAULT_FALSE &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) *target != DEFAULT_ZERO) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) if (usage->contactid == DEFAULT_ZERO ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) usage->x == DEFAULT_ZERO ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) usage->y == DEFAULT_ZERO) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) hid_dbg(hdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) "ignoring duplicate usage on incomplete");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) usage = mt_allocate_usage(hdev, application);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) if (!usage)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) target = (__s32 **)((char *)usage + offset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) *target = value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) #define MT_STORE_FIELD(__name) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) mt_store_field(hdev, app, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) &field->value[usage->usage_index], \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) offsetof(struct mt_usages, __name))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) static int mt_touch_input_mapping(struct hid_device *hdev, struct hid_input *hi,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) struct hid_field *field, struct hid_usage *usage,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) unsigned long **bit, int *max, struct mt_application *app)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) struct mt_device *td = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) struct mt_class *cls = &td->mtclass;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) int code;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) struct hid_usage *prev_usage = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) * Model touchscreens providing buttons as touchpads.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) if (field->application == HID_DG_TOUCHSCREEN &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) (usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) app->mt_flags |= INPUT_MT_POINTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) td->inputmode_value = MT_INPUTMODE_TOUCHPAD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) /* count the buttons on touchpads */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) app->buttons_count++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) if (usage->usage_index)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) prev_usage = &field->usage[usage->usage_index - 1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) switch (usage->hid & HID_USAGE_PAGE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) case HID_UP_GENDESK:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) switch (usage->hid) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) case HID_GD_X:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) if (prev_usage && (prev_usage->hid == usage->hid)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) code = ABS_MT_TOOL_X;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) MT_STORE_FIELD(cx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) code = ABS_MT_POSITION_X;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) MT_STORE_FIELD(x);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) set_abs(hi->input, code, field, cls->sn_move);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) * A system multi-axis that exports X and Y has a high
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) * chance of being used directly on a surface
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) if (field->application == HID_GD_SYSTEM_MULTIAXIS) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) __set_bit(INPUT_PROP_DIRECT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) hi->input->propbit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733) input_set_abs_params(hi->input,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) ABS_MT_TOOL_TYPE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) MT_TOOL_DIAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736) MT_TOOL_DIAL, 0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740) case HID_GD_Y:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741) if (prev_usage && (prev_usage->hid == usage->hid)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) code = ABS_MT_TOOL_Y;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) MT_STORE_FIELD(cy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) code = ABS_MT_POSITION_Y;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) MT_STORE_FIELD(y);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749) set_abs(hi->input, code, field, cls->sn_move);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755) case HID_UP_DIGITIZER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756) switch (usage->hid) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757) case HID_DG_INRANGE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758) if (app->quirks & MT_QUIRK_HOVERING) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759) input_set_abs_params(hi->input,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) ABS_MT_DISTANCE, 0, 1, 0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762) MT_STORE_FIELD(inrange_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) case HID_DG_CONFIDENCE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) if ((cls->name == MT_CLS_WIN_8 ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) cls->name == MT_CLS_WIN_8_FORCE_MULTI_INPUT) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) (field->application == HID_DG_TOUCHPAD ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) field->application == HID_DG_TOUCHSCREEN))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769) app->quirks |= MT_QUIRK_CONFIDENCE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) if (app->quirks & MT_QUIRK_CONFIDENCE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772) input_set_abs_params(hi->input,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) ABS_MT_TOOL_TYPE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774) MT_TOOL_FINGER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775) MT_TOOL_PALM, 0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) MT_STORE_FIELD(confidence_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779) case HID_DG_TIPSWITCH:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780) if (field->application != HID_GD_SYSTEM_MULTIAXIS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) input_set_capability(hi->input,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782) EV_KEY, BTN_TOUCH);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) MT_STORE_FIELD(tip_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785) case HID_DG_CONTACTID:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786) MT_STORE_FIELD(contactid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787) app->touches_by_report++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789) case HID_DG_WIDTH:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) if (!(app->quirks & MT_QUIRK_NO_AREA))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) set_abs(hi->input, ABS_MT_TOUCH_MAJOR, field,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) cls->sn_width);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) MT_STORE_FIELD(w);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795) case HID_DG_HEIGHT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) if (!(app->quirks & MT_QUIRK_NO_AREA)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797) set_abs(hi->input, ABS_MT_TOUCH_MINOR, field,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798) cls->sn_height);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) * Only set ABS_MT_ORIENTATION if it is not
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) * already set by the HID_DG_AZIMUTH usage.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) if (!test_bit(ABS_MT_ORIENTATION,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805) hi->input->absbit))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806) input_set_abs_params(hi->input,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807) ABS_MT_ORIENTATION, 0, 1, 0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809) MT_STORE_FIELD(h);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811) case HID_DG_TIPPRESSURE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812) set_abs(hi->input, ABS_MT_PRESSURE, field,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) cls->sn_pressure);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814) MT_STORE_FIELD(p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816) case HID_DG_SCANTIME:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817) input_set_capability(hi->input, EV_MSC, MSC_TIMESTAMP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818) app->scantime = &field->value[usage->usage_index];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819) app->scantime_logical_max = field->logical_maximum;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) case HID_DG_CONTACTCOUNT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822) app->have_contact_count = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823) app->raw_cc = &field->value[usage->usage_index];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) case HID_DG_AZIMUTH:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827) * Azimuth has the range of [0, MAX) representing a full
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) * revolution. Set ABS_MT_ORIENTATION to a quarter of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) * MAX according the definition of ABS_MT_ORIENTATION
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831) input_set_abs_params(hi->input, ABS_MT_ORIENTATION,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) -field->logical_maximum / 4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833) field->logical_maximum / 4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) cls->sn_move ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) field->logical_maximum / cls->sn_move : 0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836) MT_STORE_FIELD(a);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838) case HID_DG_CONTACTMAX:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) /* contact max are global to the report */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) case HID_DG_TOUCH:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842) /* Legacy devices use TIPSWITCH and not TOUCH.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) * Let's just ignore this field. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) /* let hid-input decide for the others */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849) case HID_UP_BUTTON:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850) code = BTN_MOUSE + ((usage->hid - 1) & HID_USAGE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852) * MS PTP spec says that external buttons left and right have
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853) * usages 2 and 3.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) if ((app->quirks & MT_QUIRK_WIN8_PTP_BUTTONS) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856) field->application == HID_DG_TOUCHPAD &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857) (usage->hid & HID_USAGE) > 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858) code--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860) if (field->application == HID_GD_SYSTEM_MULTIAXIS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861) code = BTN_0 + ((usage->hid - 1) & HID_USAGE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863) hid_map_usage(hi, usage, bit, max, EV_KEY, code);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864) if (!*bit)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866) input_set_capability(hi->input, EV_KEY, code);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869) case 0xff000000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870) /* we do not want to map these: no input-oriented meaning */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 877) static int mt_compute_slot(struct mt_device *td, struct mt_application *app,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 878) struct mt_usages *slot,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 879) struct input_dev *input)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881) __s32 quirks = app->quirks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883) if (quirks & MT_QUIRK_SLOT_IS_CONTACTID)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884) return *slot->contactid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886) if (quirks & MT_QUIRK_CYPRESS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887) return cypress_compute_slot(app, slot);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889) if (quirks & MT_QUIRK_SLOT_IS_CONTACTNUMBER)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890) return app->num_received;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892) if (quirks & MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893) return *slot->contactid - 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 894)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 895) return input_mt_get_slot_by_key(input, *slot->contactid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 896) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898) static void mt_release_pending_palms(struct mt_device *td,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899) struct mt_application *app,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900) struct input_dev *input)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 901) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 902) int slotnum;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 903) bool need_sync = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 904)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 905) for_each_set_bit(slotnum, app->pending_palm_slots, td->maxcontacts) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 906) clear_bit(slotnum, app->pending_palm_slots);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 907)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 908) input_mt_slot(input, slotnum);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 909) input_mt_report_slot_inactive(input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 910)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 911) need_sync = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 912) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 913)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 914) if (need_sync) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 915) input_mt_sync_frame(input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 916) input_sync(input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 917) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 918) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 919)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 920) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 921) * this function is called when a whole packet has been received and processed,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 922) * so that it can decide what to send to the input layer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 923) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 924) static void mt_sync_frame(struct mt_device *td, struct mt_application *app,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 925) struct input_dev *input)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 926) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 927) if (app->quirks & MT_QUIRK_WIN8_PTP_BUTTONS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 928) input_event(input, EV_KEY, BTN_LEFT, app->left_button_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 929)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 930) input_mt_sync_frame(input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 931) input_event(input, EV_MSC, MSC_TIMESTAMP, app->timestamp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 932) input_sync(input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 933)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 934) mt_release_pending_palms(td, app, input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 935)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 936) app->num_received = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 937) app->left_button_state = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 938)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 939) if (test_bit(MT_IO_FLAGS_ACTIVE_SLOTS, &td->mt_io_flags))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 940) set_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 941) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 942) clear_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 943) clear_bit(MT_IO_FLAGS_ACTIVE_SLOTS, &td->mt_io_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 944) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 945)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 946) static int mt_compute_timestamp(struct mt_application *app, __s32 value)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 947) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 948) long delta = value - app->prev_scantime;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 949) unsigned long jdelta = jiffies_to_usecs(jiffies - app->jiffies);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 950)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 951) app->jiffies = jiffies;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 952)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 953) if (delta < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 954) delta += app->scantime_logical_max;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 955)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 956) /* HID_DG_SCANTIME is expressed in 100us, we want it in us. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 957) delta *= 100;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 958)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 959) if (jdelta > MAX_TIMESTAMP_INTERVAL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 960) /* No data received for a while, resync the timestamp. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 961) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 962) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 963) return app->timestamp + delta;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 964) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 965)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 966) static int mt_touch_event(struct hid_device *hid, struct hid_field *field,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 967) struct hid_usage *usage, __s32 value)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 968) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 969) /* we will handle the hidinput part later, now remains hiddev */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 970) if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 971) hid->hiddev_hid_event(hid, field, usage, value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 972)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 973) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 974) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 975)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 976) static int mt_process_slot(struct mt_device *td, struct input_dev *input,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 977) struct mt_application *app,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 978) struct mt_usages *slot)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 979) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 980) struct input_mt *mt = input->mt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 981) __s32 quirks = app->quirks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 982) bool valid = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 983) bool confidence_state = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 984) bool inrange_state = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 985) int active;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 986) int slotnum;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 987) int tool = MT_TOOL_FINGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 988)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 989) if (!slot)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 990) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 991)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 992) if ((quirks & MT_QUIRK_CONTACT_CNT_ACCURATE) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 993) app->num_received >= app->num_expected)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 994) return -EAGAIN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 995)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 996) if (!(quirks & MT_QUIRK_ALWAYS_VALID)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 997) if (quirks & MT_QUIRK_VALID_IS_INRANGE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 998) valid = *slot->inrange_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 999) if (quirks & MT_QUIRK_NOT_SEEN_MEANS_UP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1000) valid = *slot->tip_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1001) if (quirks & MT_QUIRK_VALID_IS_CONFIDENCE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1002) valid = *slot->confidence_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1003)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1004) if (!valid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1005) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1006) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1007)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1008) slotnum = mt_compute_slot(td, app, slot, input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1009) if (slotnum < 0 || slotnum >= td->maxcontacts)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1010) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1011)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1012) if ((quirks & MT_QUIRK_IGNORE_DUPLICATES) && mt) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1013) struct input_mt_slot *i_slot = &mt->slots[slotnum];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1014)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1015) if (input_mt_is_active(i_slot) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1016) input_mt_is_used(mt, i_slot))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1017) return -EAGAIN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1018) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1019)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1020) if (quirks & MT_QUIRK_CONFIDENCE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1021) confidence_state = *slot->confidence_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1022)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1023) if (quirks & MT_QUIRK_HOVERING)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1024) inrange_state = *slot->inrange_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1025)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1026) active = *slot->tip_state || inrange_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1027)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1028) if (app->application == HID_GD_SYSTEM_MULTIAXIS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1029) tool = MT_TOOL_DIAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1030) else if (unlikely(!confidence_state)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1031) tool = MT_TOOL_PALM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1032) if (!active && mt &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1033) input_mt_is_active(&mt->slots[slotnum])) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1034) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1035) * The non-confidence was reported for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1036) * previously valid contact that is also no
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1037) * longer valid. We can't simply report
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1038) * lift-off as userspace will not be aware
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1039) * of non-confidence, so we need to split
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1040) * it into 2 events: active MT_TOOL_PALM
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1041) * and a separate liftoff.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1042) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1043) active = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1044) set_bit(slotnum, app->pending_palm_slots);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1045) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1046) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1047)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1048) input_mt_slot(input, slotnum);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1049) input_mt_report_slot_state(input, tool, active);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1050) if (active) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1051) /* this finger is in proximity of the sensor */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1052) int wide = (*slot->w > *slot->h);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1053) int major = max(*slot->w, *slot->h);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1054) int minor = min(*slot->w, *slot->h);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1055) int orientation = wide;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1056) int max_azimuth;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1057) int azimuth;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1058)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1059) if (slot->a != DEFAULT_ZERO) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1060) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1061) * Azimuth is counter-clockwise and ranges from [0, MAX)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1062) * (a full revolution). Convert it to clockwise ranging
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1063) * [-MAX/2, MAX/2].
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1064) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1065) * Note that ABS_MT_ORIENTATION require us to report
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1066) * the limit of [-MAX/4, MAX/4], but the value can go
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1067) * out of range to [-MAX/2, MAX/2] to report an upside
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1068) * down ellipsis.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1069) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1070) azimuth = *slot->a;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1071) max_azimuth = input_abs_get_max(input,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1072) ABS_MT_ORIENTATION);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1073) if (azimuth > max_azimuth * 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1074) azimuth -= max_azimuth * 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1075) orientation = -azimuth;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1076) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1077)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1078) if (quirks & MT_QUIRK_TOUCH_SIZE_SCALING) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1079) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1080) * divided by two to match visual scale of touch
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1081) * for devices with this quirk
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1082) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1083) major = major >> 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1084) minor = minor >> 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1085) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1086)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1087) input_event(input, EV_ABS, ABS_MT_POSITION_X, *slot->x);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1088) input_event(input, EV_ABS, ABS_MT_POSITION_Y, *slot->y);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1089) input_event(input, EV_ABS, ABS_MT_TOOL_X, *slot->cx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1090) input_event(input, EV_ABS, ABS_MT_TOOL_Y, *slot->cy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1091) input_event(input, EV_ABS, ABS_MT_DISTANCE, !*slot->tip_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1092) input_event(input, EV_ABS, ABS_MT_ORIENTATION, orientation);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1093) input_event(input, EV_ABS, ABS_MT_PRESSURE, *slot->p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1094) input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, major);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1095) input_event(input, EV_ABS, ABS_MT_TOUCH_MINOR, minor);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1096)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1097) set_bit(MT_IO_FLAGS_ACTIVE_SLOTS, &td->mt_io_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1098) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1099)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1100) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1101) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1102)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1103) static void mt_process_mt_event(struct hid_device *hid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1104) struct mt_application *app,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1105) struct hid_field *field,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1106) struct hid_usage *usage,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1107) __s32 value,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1108) bool first_packet)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1109) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1110) __s32 quirks = app->quirks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1111) struct input_dev *input = field->hidinput->input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1112)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1113) if (!usage->type || !(hid->claimed & HID_CLAIMED_INPUT))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1114) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1115)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1116) if (quirks & MT_QUIRK_WIN8_PTP_BUTTONS) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1117)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1118) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1119) * For Win8 PTP touchpads we should only look at
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1120) * non finger/touch events in the first_packet of a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1121) * (possible) multi-packet frame.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1122) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1123) if (!first_packet)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1124) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1125)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1126) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1127) * For Win8 PTP touchpads we map both the clickpad click
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1128) * and any "external" left buttons to BTN_LEFT if a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1129) * device claims to have both we need to report 1 for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1130) * BTN_LEFT if either is pressed, so we or all values
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1131) * together and report the result in mt_sync_frame().
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1132) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1133) if (usage->type == EV_KEY && usage->code == BTN_LEFT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1134) app->left_button_state |= value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1135) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1136) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1137) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1139) input_event(input, usage->type, usage->code, value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1140) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1141)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1142) static void mt_touch_report(struct hid_device *hid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1143) struct mt_report_data *rdata)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1144) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1145) struct mt_device *td = hid_get_drvdata(hid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1146) struct hid_report *report = rdata->report;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1147) struct mt_application *app = rdata->application;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1148) struct hid_field *field;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1149) struct input_dev *input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1150) struct mt_usages *slot;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1151) bool first_packet;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1152) unsigned count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1153) int r, n;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1154) int scantime = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1155) int contact_count = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1157) /* sticky fingers release in progress, abort */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1158) if (test_and_set_bit(MT_IO_FLAGS_RUNNING, &td->mt_io_flags))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1159) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1161) scantime = *app->scantime;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1162) app->timestamp = mt_compute_timestamp(app, scantime);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1163) if (app->raw_cc != DEFAULT_ZERO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1164) contact_count = *app->raw_cc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1165)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1166) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1167) * Includes multi-packet support where subsequent
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1168) * packets are sent with zero contactcount.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1169) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1170) if (contact_count >= 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1171) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1172) * For Win8 PTPs the first packet (td->num_received == 0) may
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1173) * have a contactcount of 0 if there only is a button event.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1174) * We double check that this is not a continuation packet
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1175) * of a possible multi-packet frame be checking that the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1176) * timestamp has changed.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1177) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1178) if ((app->quirks & MT_QUIRK_WIN8_PTP_BUTTONS) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1179) app->num_received == 0 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1180) app->prev_scantime != scantime)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1181) app->num_expected = contact_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1182) /* A non 0 contact count always indicates a first packet */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1183) else if (contact_count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1184) app->num_expected = contact_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1185) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1186) app->prev_scantime = scantime;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1187)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1188) first_packet = app->num_received == 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1189)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1190) input = report->field[0]->hidinput->input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1191)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1192) list_for_each_entry(slot, &app->mt_usages, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1193) if (!mt_process_slot(td, input, app, slot))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1194) app->num_received++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1195) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1196)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1197) for (r = 0; r < report->maxfield; r++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1198) field = report->field[r];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1199) count = field->report_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1200)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1201) if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1202) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1203)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1204) for (n = 0; n < count; n++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1205) mt_process_mt_event(hid, app, field,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1206) &field->usage[n], field->value[n],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1207) first_packet);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1208) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1209)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1210) if (app->num_received >= app->num_expected)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1211) mt_sync_frame(td, app, input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1212)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1213) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1214) * Windows 8 specs says 2 things:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1215) * - once a contact has been reported, it has to be reported in each
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1216) * subsequent report
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1217) * - the report rate when fingers are present has to be at least
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1218) * the refresh rate of the screen, 60 or 120 Hz
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1219) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1220) * I interprete this that the specification forces a report rate of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1221) * at least 60 Hz for a touchscreen to be certified.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1222) * Which means that if we do not get a report whithin 16 ms, either
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1223) * something wrong happens, either the touchscreen forgets to send
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1224) * a release. Taking a reasonable margin allows to remove issues
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1225) * with USB communication or the load of the machine.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1226) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1227) * Given that Win 8 devices are forced to send a release, this will
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1228) * only affect laggish machines and the ones that have a firmware
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1229) * defect.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1230) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1231) if (app->quirks & MT_QUIRK_STICKY_FINGERS) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1232) if (test_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1233) mod_timer(&td->release_timer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1234) jiffies + msecs_to_jiffies(100));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1235) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1236) del_timer(&td->release_timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1237) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1239) clear_bit(MT_IO_FLAGS_RUNNING, &td->mt_io_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1240) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1241)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1242) static int mt_touch_input_configured(struct hid_device *hdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1243) struct hid_input *hi,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1244) struct mt_application *app)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1245) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1246) struct mt_device *td = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1247) struct mt_class *cls = &td->mtclass;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1248) struct input_dev *input = hi->input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1249) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1250)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1251) if (!td->maxcontacts)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1252) td->maxcontacts = MT_DEFAULT_MAXCONTACT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1253)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1254) mt_post_parse(td, app);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1255) if (td->serial_maybe)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1256) mt_post_parse_default_settings(td, app);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1257)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1258) if (cls->is_indirect)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1259) app->mt_flags |= INPUT_MT_POINTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1260)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1261) if (app->quirks & MT_QUIRK_NOT_SEEN_MEANS_UP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1262) app->mt_flags |= INPUT_MT_DROP_UNUSED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1263)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1264) /* check for clickpads */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1265) if ((app->mt_flags & INPUT_MT_POINTER) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1266) (app->buttons_count == 1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1267) td->is_buttonpad = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1268)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1269) if (td->is_buttonpad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1270) __set_bit(INPUT_PROP_BUTTONPAD, input->propbit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1271)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1272) app->pending_palm_slots = devm_kcalloc(&hi->input->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1273) BITS_TO_LONGS(td->maxcontacts),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1274) sizeof(long),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1275) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1276) if (!app->pending_palm_slots)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1277) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1278)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1279) ret = input_mt_init_slots(input, td->maxcontacts, app->mt_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1280) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1281) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1282)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1283) app->mt_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1284) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1285) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1286)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1287) #define mt_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1288) max, EV_KEY, (c))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1289) static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1290) struct hid_field *field, struct hid_usage *usage,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1291) unsigned long **bit, int *max)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1292) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1293) struct mt_device *td = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1294) struct mt_application *application;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1295) struct mt_report_data *rdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1296)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1297) rdata = mt_find_report_data(td, field->report);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1298) if (!rdata) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1299) hid_err(hdev, "failed to allocate data for report\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1300) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1301) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1302)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1303) application = rdata->application;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1304)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1305) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1306) * If mtclass.export_all_inputs is not set, only map fields from
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1307) * TouchScreen or TouchPad collections. We need to ignore fields
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1308) * that belong to other collections such as Mouse that might have
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1309) * the same GenericDesktop usages.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1310) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1311) if (!td->mtclass.export_all_inputs &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1312) field->application != HID_DG_TOUCHSCREEN &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1313) field->application != HID_DG_PEN &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1314) field->application != HID_DG_TOUCHPAD &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1315) field->application != HID_GD_KEYBOARD &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1316) field->application != HID_GD_SYSTEM_CONTROL &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1317) field->application != HID_CP_CONSUMER_CONTROL &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1318) field->application != HID_GD_WIRELESS_RADIO_CTLS &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1319) field->application != HID_GD_SYSTEM_MULTIAXIS &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1320) !(field->application == HID_VD_ASUS_CUSTOM_MEDIA_KEYS &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1321) application->quirks & MT_QUIRK_ASUS_CUSTOM_UP))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1322) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1323)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1324) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1325) * Some Asus keyboard+touchpad devices have the hotkeys defined in the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1326) * touchpad report descriptor. We need to treat these as an array to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1327) * map usages to input keys.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1328) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1329) if (field->application == HID_VD_ASUS_CUSTOM_MEDIA_KEYS &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1330) application->quirks & MT_QUIRK_ASUS_CUSTOM_UP &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1331) (usage->hid & HID_USAGE_PAGE) == HID_UP_CUSTOM) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1332) set_bit(EV_REP, hi->input->evbit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1333) if (field->flags & HID_MAIN_ITEM_VARIABLE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1334) field->flags &= ~HID_MAIN_ITEM_VARIABLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1335) switch (usage->hid & HID_USAGE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1336) case 0x10: mt_map_key_clear(KEY_BRIGHTNESSDOWN); break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1337) case 0x20: mt_map_key_clear(KEY_BRIGHTNESSUP); break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1338) case 0x35: mt_map_key_clear(KEY_DISPLAY_OFF); break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1339) case 0x6b: mt_map_key_clear(KEY_F21); break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1340) case 0x6c: mt_map_key_clear(KEY_SLEEP); break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1341) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1342) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1343) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1344) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1345) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1346)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1347) if (rdata->is_mt_collection)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1348) return mt_touch_input_mapping(hdev, hi, field, usage, bit, max,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1349) application);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1350)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1351) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1352) * some egalax touchscreens have "application == DG_TOUCHSCREEN"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1353) * for the stylus. Overwrite the hid_input application
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1354) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1355) if (field->physical == HID_DG_STYLUS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1356) hi->application = HID_DG_STYLUS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1357)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1358) /* let hid-core decide for the others */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1359) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1360) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1361)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1362) static int mt_input_mapped(struct hid_device *hdev, struct hid_input *hi,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1363) struct hid_field *field, struct hid_usage *usage,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1364) unsigned long **bit, int *max)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1365) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1366) struct mt_device *td = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1367) struct mt_report_data *rdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1368)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1369) rdata = mt_find_report_data(td, field->report);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1370) if (rdata && rdata->is_mt_collection) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1371) /* We own these mappings, tell hid-input to ignore them */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1372) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1373) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1374)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1375) /* let hid-core decide for the others */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1376) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1377) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1378)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1379) static int mt_event(struct hid_device *hid, struct hid_field *field,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1380) struct hid_usage *usage, __s32 value)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1381) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1382) struct mt_device *td = hid_get_drvdata(hid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1383) struct mt_report_data *rdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1384)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1385) rdata = mt_find_report_data(td, field->report);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1386) if (rdata && rdata->is_mt_collection)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1387) return mt_touch_event(hid, field, usage, value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1388)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1389) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1390) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1391)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1392) static void mt_report(struct hid_device *hid, struct hid_report *report)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1393) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1394) struct mt_device *td = hid_get_drvdata(hid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1395) struct hid_field *field = report->field[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1396) struct mt_report_data *rdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1397)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1398) if (!(hid->claimed & HID_CLAIMED_INPUT))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1399) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1400)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1401) rdata = mt_find_report_data(td, report);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1402) if (rdata && rdata->is_mt_collection)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1403) return mt_touch_report(hid, rdata);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1404)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1405) if (field && field->hidinput && field->hidinput->input)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1406) input_sync(field->hidinput->input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1407) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1408)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1409) static bool mt_need_to_apply_feature(struct hid_device *hdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1410) struct hid_field *field,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1411) struct hid_usage *usage,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1412) enum latency_mode latency,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1413) bool surface_switch,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1414) bool button_switch,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1415) bool *inputmode_found)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1416) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1417) struct mt_device *td = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1418) struct mt_class *cls = &td->mtclass;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1419) struct hid_report *report = field->report;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1420) unsigned int index = usage->usage_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1421) char *buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1422) u32 report_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1423) int max;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1424)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1425) switch (usage->hid) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1426) case HID_DG_INPUTMODE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1427) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1428) * Some elan panels wrongly declare 2 input mode features,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1429) * and silently ignore when we set the value in the second
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1430) * field. Skip the second feature and hope for the best.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1431) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1432) if (*inputmode_found)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1433) return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1434)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1435) if (cls->quirks & MT_QUIRK_FORCE_GET_FEATURE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1436) report_len = hid_report_len(report);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1437) buf = hid_alloc_report_buf(report, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1438) if (!buf) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1439) hid_err(hdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1440) "failed to allocate buffer for report\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1441) return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1442) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1443) hid_hw_raw_request(hdev, report->id, buf, report_len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1444) HID_FEATURE_REPORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1445) HID_REQ_GET_REPORT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1446) kfree(buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1447) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1448)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1449) field->value[index] = td->inputmode_value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1450) *inputmode_found = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1451) return true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1452)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1453) case HID_DG_CONTACTMAX:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1454) if (cls->maxcontacts) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1455) max = min_t(int, field->logical_maximum,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1456) cls->maxcontacts);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1457) if (field->value[index] != max) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1458) field->value[index] = max;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1459) return true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1460) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1461) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1462) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1463)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1464) case HID_DG_LATENCYMODE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1465) field->value[index] = latency;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1466) return true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1467)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1468) case HID_DG_SURFACESWITCH:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1469) field->value[index] = surface_switch;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1470) return true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1471)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1472) case HID_DG_BUTTONSWITCH:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1473) field->value[index] = button_switch;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1474) return true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1475) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1476)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1477) return false; /* no need to update the report */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1478) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1479)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1480) static void mt_set_modes(struct hid_device *hdev, enum latency_mode latency,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1481) bool surface_switch, bool button_switch)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1482) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1483) struct hid_report_enum *rep_enum;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1484) struct hid_report *rep;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1485) struct hid_usage *usage;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1486) int i, j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1487) bool update_report;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1488) bool inputmode_found = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1489)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1490) rep_enum = &hdev->report_enum[HID_FEATURE_REPORT];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1491) list_for_each_entry(rep, &rep_enum->report_list, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1492) update_report = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1493)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1494) for (i = 0; i < rep->maxfield; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1495) /* Ignore if report count is out of bounds. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1496) if (rep->field[i]->report_count < 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1497) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1498)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1499) for (j = 0; j < rep->field[i]->maxusage; j++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1500) usage = &rep->field[i]->usage[j];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1501)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1502) if (mt_need_to_apply_feature(hdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1503) rep->field[i],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1504) usage,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1505) latency,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1506) surface_switch,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1507) button_switch,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1508) &inputmode_found))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1509) update_report = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1510) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1511) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1512)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1513) if (update_report)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1514) hid_hw_request(hdev, rep, HID_REQ_SET_REPORT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1515) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1516) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1517)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1518) static void mt_post_parse_default_settings(struct mt_device *td,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1519) struct mt_application *app)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1520) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1521) __s32 quirks = app->quirks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1522)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1523) /* unknown serial device needs special quirks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1524) if (list_is_singular(&app->mt_usages)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1525) quirks |= MT_QUIRK_ALWAYS_VALID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1526) quirks &= ~MT_QUIRK_NOT_SEEN_MEANS_UP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1527) quirks &= ~MT_QUIRK_VALID_IS_INRANGE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1528) quirks &= ~MT_QUIRK_VALID_IS_CONFIDENCE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1529) quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1530) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1531)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1532) app->quirks = quirks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1533) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1534)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1535) static void mt_post_parse(struct mt_device *td, struct mt_application *app)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1536) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1537) if (!app->have_contact_count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1538) app->quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1539) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1540)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1541) static int mt_input_configured(struct hid_device *hdev, struct hid_input *hi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1542) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1543) struct mt_device *td = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1544) char *name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1545) const char *suffix = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1546) struct mt_report_data *rdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1547) struct mt_application *mt_application = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1548) struct hid_report *report;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1549) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1550)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1551) list_for_each_entry(report, &hi->reports, hidinput_list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1552) rdata = mt_find_report_data(td, report);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1553) if (!rdata) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1554) hid_err(hdev, "failed to allocate data for report\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1555) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1556) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1557)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1558) mt_application = rdata->application;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1559)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1560) if (rdata->is_mt_collection) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1561) ret = mt_touch_input_configured(hdev, hi,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1562) mt_application);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1563) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1564) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1565) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1566) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1567)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1568) switch (hi->application) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1569) case HID_GD_KEYBOARD:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1570) case HID_GD_KEYPAD:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1571) case HID_GD_MOUSE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1572) case HID_DG_TOUCHPAD:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1573) case HID_GD_SYSTEM_CONTROL:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1574) case HID_CP_CONSUMER_CONTROL:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1575) case HID_GD_WIRELESS_RADIO_CTLS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1576) case HID_GD_SYSTEM_MULTIAXIS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1577) /* already handled by hid core */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1578) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1579) case HID_DG_TOUCHSCREEN:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1580) /* we do not set suffix = "Touchscreen" */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1581) hi->input->name = hdev->name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1582) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1583) case HID_VD_ASUS_CUSTOM_MEDIA_KEYS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1584) suffix = "Custom Media Keys";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1585) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1586) case HID_DG_STYLUS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1587) /* force BTN_STYLUS to allow tablet matching in udev */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1588) __set_bit(BTN_STYLUS, hi->input->keybit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1589) fallthrough;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1590) case HID_DG_PEN:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1591) suffix = "Stylus";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1592) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1593) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1594) suffix = "UNKNOWN";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1595) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1596) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1597)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1598) if (suffix) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1599) name = devm_kzalloc(&hi->input->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1600) strlen(hdev->name) + strlen(suffix) + 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1601) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1602) if (name) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1603) sprintf(name, "%s %s", hdev->name, suffix);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1604) hi->input->name = name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1605) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1606) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1607)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1608) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1609) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1610)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1611) static void mt_fix_const_field(struct hid_field *field, unsigned int usage)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1612) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1613) if (field->usage[0].hid != usage ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1614) !(field->flags & HID_MAIN_ITEM_CONSTANT))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1615) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1616)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1617) field->flags &= ~HID_MAIN_ITEM_CONSTANT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1618) field->flags |= HID_MAIN_ITEM_VARIABLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1619) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1620)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1621) static void mt_fix_const_fields(struct hid_device *hdev, unsigned int usage)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1622) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1623) struct hid_report *report;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1624) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1625)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1626) list_for_each_entry(report,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1627) &hdev->report_enum[HID_INPUT_REPORT].report_list,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1628) list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1629)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1630) if (!report->maxfield)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1631) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1632)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1633) for (i = 0; i < report->maxfield; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1634) if (report->field[i]->maxusage >= 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1635) mt_fix_const_field(report->field[i], usage);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1636) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1637) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1638)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1639) static void mt_release_contacts(struct hid_device *hid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1640) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1641) struct hid_input *hidinput;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1642) struct mt_application *application;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1643) struct mt_device *td = hid_get_drvdata(hid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1644)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1645) list_for_each_entry(hidinput, &hid->inputs, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1646) struct input_dev *input_dev = hidinput->input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1647) struct input_mt *mt = input_dev->mt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1648) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1649)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1650) if (mt) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1651) for (i = 0; i < mt->num_slots; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1652) input_mt_slot(input_dev, i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1653) input_mt_report_slot_inactive(input_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1654) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1655) input_mt_sync_frame(input_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1656) input_sync(input_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1657) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1658) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1659)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1660) list_for_each_entry(application, &td->applications, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1661) application->num_received = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1662) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1663) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1664)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1665) static void mt_expired_timeout(struct timer_list *t)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1666) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1667) struct mt_device *td = from_timer(td, t, release_timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1668) struct hid_device *hdev = td->hdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1669)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1670) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1671) * An input report came in just before we release the sticky fingers,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1672) * it will take care of the sticky fingers.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1673) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1674) if (test_and_set_bit(MT_IO_FLAGS_RUNNING, &td->mt_io_flags))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1675) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1676) if (test_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1677) mt_release_contacts(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1678) clear_bit(MT_IO_FLAGS_RUNNING, &td->mt_io_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1679) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1680)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1681) static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1682) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1683) int ret, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1684) struct mt_device *td;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1685) const struct mt_class *mtclass = mt_classes; /* MT_CLS_DEFAULT */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1686)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1687) for (i = 0; mt_classes[i].name ; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1688) if (id->driver_data == mt_classes[i].name) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1689) mtclass = &(mt_classes[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1690) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1691) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1692) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1693)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1694) td = devm_kzalloc(&hdev->dev, sizeof(struct mt_device), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1695) if (!td) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1696) dev_err(&hdev->dev, "cannot allocate multitouch data\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1697) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1698) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1699) td->hdev = hdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1700) td->mtclass = *mtclass;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1701) td->inputmode_value = MT_INPUTMODE_TOUCHSCREEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1702) hid_set_drvdata(hdev, td);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1703)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1704) INIT_LIST_HEAD(&td->applications);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1705) INIT_LIST_HEAD(&td->reports);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1706)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1707) if (id->vendor == HID_ANY_ID && id->product == HID_ANY_ID)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1708) td->serial_maybe = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1709)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1710) /* This allows the driver to correctly support devices
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1711) * that emit events over several HID messages.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1712) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1713) hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1714)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1715) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1716) * This allows the driver to handle different input sensors
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1717) * that emits events through different applications on the same HID
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1718) * device.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1719) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1720) hdev->quirks |= HID_QUIRK_INPUT_PER_APP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1721)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1722) if (id->group != HID_GROUP_MULTITOUCH_WIN_8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1723) hdev->quirks |= HID_QUIRK_MULTI_INPUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1724)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1725) if (mtclass->quirks & MT_QUIRK_FORCE_MULTI_INPUT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1726) hdev->quirks &= ~HID_QUIRK_INPUT_PER_APP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1727) hdev->quirks |= HID_QUIRK_MULTI_INPUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1728) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1729)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1730) timer_setup(&td->release_timer, mt_expired_timeout, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1731)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1732) ret = hid_parse(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1733) if (ret != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1734) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1735)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1736) if (mtclass->quirks & MT_QUIRK_FIX_CONST_CONTACT_ID)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1737) mt_fix_const_fields(hdev, HID_DG_CONTACTID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1738)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1739) ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1740) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1741) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1742)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1743) ret = sysfs_create_group(&hdev->dev.kobj, &mt_attribute_group);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1744) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1745) dev_warn(&hdev->dev, "Cannot allocate sysfs group for %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1746) hdev->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1747)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1748) mt_set_modes(hdev, HID_LATENCY_NORMAL, true, true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1749)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1750) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1751) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1752)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1753) #ifdef CONFIG_PM
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1754) static int mt_reset_resume(struct hid_device *hdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1755) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1756) mt_release_contacts(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1757) mt_set_modes(hdev, HID_LATENCY_NORMAL, true, true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1758) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1759) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1760)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1761) static int mt_resume(struct hid_device *hdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1762) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1763) /* Some Elan legacy devices require SET_IDLE to be set on resume.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1764) * It should be safe to send it to other devices too.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1765) * Tested on 3M, Stantum, Cypress, Zytronic, eGalax, and Elan panels. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1766)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1767) hid_hw_idle(hdev, 0, 0, HID_REQ_SET_IDLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1768)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1769) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1770) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1771) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1772)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1773) static void mt_remove(struct hid_device *hdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1774) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1775) struct mt_device *td = hid_get_drvdata(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1776)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1777) del_timer_sync(&td->release_timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1778)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1779) sysfs_remove_group(&hdev->dev.kobj, &mt_attribute_group);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1780) hid_hw_stop(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1781) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1782)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1783) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1784) * This list contains only:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1785) * - VID/PID of products not working with the default multitouch handling
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1786) * - 2 generic rules.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1787) * So there is no point in adding here any device with MT_CLS_DEFAULT.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1788) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1789) static const struct hid_device_id mt_devices[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1790)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1791) /* 3M panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1792) { .driver_data = MT_CLS_3M,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1793) MT_USB_DEVICE(USB_VENDOR_ID_3M,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1794) USB_DEVICE_ID_3M1968) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1795) { .driver_data = MT_CLS_3M,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1796) MT_USB_DEVICE(USB_VENDOR_ID_3M,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1797) USB_DEVICE_ID_3M2256) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1798) { .driver_data = MT_CLS_3M,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1799) MT_USB_DEVICE(USB_VENDOR_ID_3M,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1800) USB_DEVICE_ID_3M3266) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1801)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1802) /* Anton devices */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1803) { .driver_data = MT_CLS_EXPORT_ALL_INPUTS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1804) MT_USB_DEVICE(USB_VENDOR_ID_ANTON,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1805) USB_DEVICE_ID_ANTON_TOUCH_PAD) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1806)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1807) /* Asus T304UA */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1808) { .driver_data = MT_CLS_ASUS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1809) HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1810) USB_VENDOR_ID_ASUSTEK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1811) USB_DEVICE_ID_ASUSTEK_T304_KEYBOARD) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1812)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1813) /* Atmel panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1814) { .driver_data = MT_CLS_SERIAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1815) MT_USB_DEVICE(USB_VENDOR_ID_ATMEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1816) USB_DEVICE_ID_ATMEL_MXT_DIGITIZER) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1817)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1818) /* Baanto multitouch devices */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1819) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1820) MT_USB_DEVICE(USB_VENDOR_ID_BAANTO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1821) USB_DEVICE_ID_BAANTO_MT_190W2) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1822)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1823) /* Cando panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1824) { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1825) MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1826) USB_DEVICE_ID_CANDO_MULTI_TOUCH) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1827) { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1828) MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1829) USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1830)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1831) /* Chunghwa Telecom touch panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1832) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1833) MT_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1834) USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1835)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1836) /* CJTouch panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1837) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1838) MT_USB_DEVICE(USB_VENDOR_ID_CJTOUCH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1839) USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0020) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1840) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1841) MT_USB_DEVICE(USB_VENDOR_ID_CJTOUCH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1842) USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0040) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1843)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1844) /* CVTouch panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1845) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1846) MT_USB_DEVICE(USB_VENDOR_ID_CVTOUCH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1847) USB_DEVICE_ID_CVTOUCH_SCREEN) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1848)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1849) /* eGalax devices (resistive) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1850) { .driver_data = MT_CLS_EGALAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1851) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1852) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1853) { .driver_data = MT_CLS_EGALAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1854) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1855) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1856)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1857) /* eGalax devices (capacitive) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1858) { .driver_data = MT_CLS_EGALAX_SERIAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1859) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1860) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7207) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1861) { .driver_data = MT_CLS_EGALAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1862) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1863) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1864) { .driver_data = MT_CLS_EGALAX_SERIAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1865) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1866) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1867) { .driver_data = MT_CLS_EGALAX_SERIAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1868) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1869) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_722A) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1870) { .driver_data = MT_CLS_EGALAX_SERIAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1871) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1872) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1873) { .driver_data = MT_CLS_EGALAX_SERIAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1874) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1875) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7262) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1876) { .driver_data = MT_CLS_EGALAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1877) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1878) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1879) { .driver_data = MT_CLS_EGALAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1880) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1881) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1882) { .driver_data = MT_CLS_EGALAX_SERIAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1883) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1884) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72AA) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1885) { .driver_data = MT_CLS_EGALAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1886) HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1887) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72C4) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1888) { .driver_data = MT_CLS_EGALAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1889) HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1890) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72D0) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1891) { .driver_data = MT_CLS_EGALAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1892) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1893) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72FA) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1894) { .driver_data = MT_CLS_EGALAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1895) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1896) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1897) { .driver_data = MT_CLS_EGALAX_SERIAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1898) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1899) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7349) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1900) { .driver_data = MT_CLS_EGALAX_SERIAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1901) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1902) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_73F7) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1903) { .driver_data = MT_CLS_EGALAX_SERIAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1904) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1905) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1906) { .driver_data = MT_CLS_EGALAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1907) MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1908) USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_C002) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1909)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1910) /* Elan devices */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1911) { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1912) HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1913) USB_VENDOR_ID_ELAN, 0x313a) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1914)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1915) /* Elitegroup panel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1916) { .driver_data = MT_CLS_SERIAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1917) MT_USB_DEVICE(USB_VENDOR_ID_ELITEGROUP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1918) USB_DEVICE_ID_ELITEGROUP_05D8) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1919)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1920) /* Flatfrog Panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1921) { .driver_data = MT_CLS_FLATFROG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1922) MT_USB_DEVICE(USB_VENDOR_ID_FLATFROG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1923) USB_DEVICE_ID_MULTITOUCH_3200) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1924)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1925) /* FocalTech Panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1926) { .driver_data = MT_CLS_SERIAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1927) MT_USB_DEVICE(USB_VENDOR_ID_CYGNAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1928) USB_DEVICE_ID_FOCALTECH_FTXXXX_MULTITOUCH) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1929)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1930) /* GeneralTouch panel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1931) { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1932) MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1933) USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1934) { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1935) MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1936) USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PWT_TENFINGERS) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1937) { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1938) MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1939) USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0101) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1940) { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1941) MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1942) USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0102) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1943) { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1944) MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1945) USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_0106) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1946) { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1947) MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1948) USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_010A) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1949) { .driver_data = MT_CLS_GENERALTOUCH_PWT_TENFINGERS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1950) MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1951) USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_E100) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1952)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1953) /* Gametel game controller */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1954) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1955) MT_BT_DEVICE(USB_VENDOR_ID_FRUCTEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1956) USB_DEVICE_ID_GAMETEL_MT_MODE) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1957)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1958) /* GoodTouch panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1959) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1960) MT_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1961) USB_DEVICE_ID_GOODTOUCH_000f) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1962)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1963) /* Hanvon panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1964) { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1965) MT_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1966) USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1967)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1968) /* Ilitek dual touch panel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1969) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1970) MT_USB_DEVICE(USB_VENDOR_ID_ILITEK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1971) USB_DEVICE_ID_ILITEK_MULTITOUCH) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1972)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1973) /* LG Melfas panel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1974) { .driver_data = MT_CLS_LG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1975) HID_USB_DEVICE(USB_VENDOR_ID_LG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1976) USB_DEVICE_ID_LG_MELFAS_MT) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1977) { .driver_data = MT_CLS_LG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1978) HID_DEVICE(BUS_I2C, HID_GROUP_GENERIC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1979) USB_VENDOR_ID_LG, I2C_DEVICE_ID_LG_7010) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1980)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1981) /* Lenovo X1 TAB Gen 2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1982) { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1983) HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1984) USB_VENDOR_ID_LENOVO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1985) USB_DEVICE_ID_LENOVO_X1_TAB) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1986)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1987) /* Lenovo X1 TAB Gen 3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1988) { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1989) HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1990) USB_VENDOR_ID_LENOVO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1991) USB_DEVICE_ID_LENOVO_X1_TAB3) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1992)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1993) /* MosArt panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1994) { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1995) MT_USB_DEVICE(USB_VENDOR_ID_ASUS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1996) USB_DEVICE_ID_ASUS_T91MT)},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1997) { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1998) MT_USB_DEVICE(USB_VENDOR_ID_ASUS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1999) USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2000) { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2001) MT_USB_DEVICE(USB_VENDOR_ID_TURBOX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2002) USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2003)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2004) /* Novatek Panel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2005) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2006) MT_USB_DEVICE(USB_VENDOR_ID_NOVATEK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2007) USB_DEVICE_ID_NOVATEK_PCT) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2008)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2009) /* Ntrig Panel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2010) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2011) HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2012) USB_VENDOR_ID_NTRIG, 0x1b05) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2013)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2014) /* Panasonic panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2015) { .driver_data = MT_CLS_PANASONIC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2016) MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2017) USB_DEVICE_ID_PANABOARD_UBT780) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2018) { .driver_data = MT_CLS_PANASONIC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2019) MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2020) USB_DEVICE_ID_PANABOARD_UBT880) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2021)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2022) /* PixArt optical touch screen */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2023) { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2024) MT_USB_DEVICE(USB_VENDOR_ID_PIXART,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2025) USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2026) { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2027) MT_USB_DEVICE(USB_VENDOR_ID_PIXART,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2028) USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2029) { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2030) MT_USB_DEVICE(USB_VENDOR_ID_PIXART,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2031) USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2032)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2033) /* PixCir-based panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2034) { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2035) MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2036) USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2037)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2038) /* Quanta-based panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2039) { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2040) MT_USB_DEVICE(USB_VENDOR_ID_QUANTA,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2041) USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2042)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2043) /* Razer touchpads */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2044) { .driver_data = MT_CLS_RAZER_BLADE_STEALTH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2045) HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2046) USB_VENDOR_ID_SYNAPTICS, 0x8323) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2047)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2048) /* Smart Tech panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2049) { .driver_data = MT_CLS_SMART_TECH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2050) MT_USB_DEVICE(0x0b8c, 0x0092)},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2051)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2052) /* Stantum panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2053) { .driver_data = MT_CLS_CONFIDENCE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2054) MT_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2055) USB_DEVICE_ID_MTP_STM)},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2056)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2057) /* Synaptics devices */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2058) { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2059) HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2060) USB_VENDOR_ID_SYNAPTICS, 0xce08) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2061)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2062) { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2063) HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2064) USB_VENDOR_ID_SYNAPTICS, 0xce09) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2065)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2066) /* TopSeed panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2067) { .driver_data = MT_CLS_TOPSEED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2068) MT_USB_DEVICE(USB_VENDOR_ID_TOPSEED2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2069) USB_DEVICE_ID_TOPSEED2_PERIPAD_701) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2070)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2071) /* Touch International panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2072) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2073) MT_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2074) USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2075)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2076) /* Unitec panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2077) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2078) MT_USB_DEVICE(USB_VENDOR_ID_UNITEC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2079) USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2080) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2081) MT_USB_DEVICE(USB_VENDOR_ID_UNITEC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2082) USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2083)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2084) /* VTL panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2085) { .driver_data = MT_CLS_VTL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2086) MT_USB_DEVICE(USB_VENDOR_ID_VTL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2087) USB_DEVICE_ID_VTL_MULTITOUCH_FF3F) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2088)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2089) /* Wistron panels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2090) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2091) MT_USB_DEVICE(USB_VENDOR_ID_WISTRON,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2092) USB_DEVICE_ID_WISTRON_OPTICAL_TOUCH) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2093)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2094) /* XAT */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2095) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2096) MT_USB_DEVICE(USB_VENDOR_ID_XAT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2097) USB_DEVICE_ID_XAT_CSR) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2098)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2099) /* Xiroku */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2100) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2101) MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2102) USB_DEVICE_ID_XIROKU_SPX) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2103) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2104) MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2105) USB_DEVICE_ID_XIROKU_MPX) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2106) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2107) MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2108) USB_DEVICE_ID_XIROKU_CSR) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2109) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2110) MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2111) USB_DEVICE_ID_XIROKU_SPX1) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2112) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2113) MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2114) USB_DEVICE_ID_XIROKU_MPX1) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2115) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2116) MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2117) USB_DEVICE_ID_XIROKU_CSR1) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2118) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2119) MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2120) USB_DEVICE_ID_XIROKU_SPX2) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2121) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2122) MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2123) USB_DEVICE_ID_XIROKU_MPX2) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2124) { .driver_data = MT_CLS_NSMU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2125) MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2126) USB_DEVICE_ID_XIROKU_CSR2) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2127)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2128) /* Google MT devices */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2129) { .driver_data = MT_CLS_GOOGLE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2130) HID_DEVICE(HID_BUS_ANY, HID_GROUP_ANY, USB_VENDOR_ID_GOOGLE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2131) USB_DEVICE_ID_GOOGLE_TOUCH_ROSE) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2133) /* Generic MT device */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2134) { HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH, HID_ANY_ID, HID_ANY_ID) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2135)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2136) /* Generic Win 8 certified MT device */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2137) { .driver_data = MT_CLS_WIN_8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2138) HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH_WIN_8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2139) HID_ANY_ID, HID_ANY_ID) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2140) { }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2141) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2142) MODULE_DEVICE_TABLE(hid, mt_devices);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2144) static const struct hid_usage_id mt_grabbed_usages[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2145) { HID_ANY_ID, HID_ANY_ID, HID_ANY_ID },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2146) { HID_ANY_ID - 1, HID_ANY_ID - 1, HID_ANY_ID - 1}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2147) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2148)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2149) static struct hid_driver mt_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2150) .name = "hid-multitouch",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2151) .id_table = mt_devices,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2152) .probe = mt_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2153) .remove = mt_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2154) .input_mapping = mt_input_mapping,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2155) .input_mapped = mt_input_mapped,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2156) .input_configured = mt_input_configured,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2157) .feature_mapping = mt_feature_mapping,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2158) .usage_table = mt_grabbed_usages,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2159) .event = mt_event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2160) .report = mt_report,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2161) #ifdef CONFIG_PM
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2162) .reset_resume = mt_reset_resume,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2163) .resume = mt_resume,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2164) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2165) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2166) module_hid_driver(mt_driver);
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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