* Copyright (c) 2010-2011 Benjamin Tissoires <benjamin.tissoires@gmail.com>
* Copyright (c) 2010-2011 Ecole Nationale de l'Aviation Civile, France
*
+ * This code is partly based on hid-egalax.c:
+ *
+ * Copyright (c) 2010 Stephane Chatty <chatty@enac.fr>
+ * Copyright (c) 2010 Henrik Rydberg <rydberg@euromail.se>
+ * Copyright (c) 2010 Canonical, Ltd.
+ *
+ * This code is partly based on hid-3m-pct.c:
+ *
+ * Copyright (c) 2009-2010 Stephane Chatty <chatty@enac.fr>
+ * Copyright (c) 2010 Henrik Rydberg <rydberg@euromail.se>
+ * Copyright (c) 2010 Canonical, Ltd.
+ *
*/
/*
MODULE_AUTHOR("Stephane Chatty <chatty@enac.fr>");
+MODULE_AUTHOR("Benjamin Tissoires <benjamin.tissoires@gmail.com>");
MODULE_DESCRIPTION("HID multitouch panels");
MODULE_LICENSE("GPL");
/* quirks to control the device */
#define MT_QUIRK_NOT_SEEN_MEANS_UP (1 << 0)
#define MT_QUIRK_SLOT_IS_CONTACTID (1 << 1)
-#define MT_QUIRK_CYPRESS (1 << 2)
+#define MT_QUIRK_CYPRESS (1 << 2)
#define MT_QUIRK_SLOT_IS_CONTACTNUMBER (1 << 3)
+#define MT_QUIRK_VALID_IS_INRANGE (1 << 4)
+#define MT_QUIRK_VALID_IS_CONFIDENCE (1 << 5)
+#define MT_QUIRK_EGALAX_XYZ_FIXUP (1 << 6)
+#define MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE (1 << 7)
struct mt_slot {
__s32 x, y, p, w, h;
__s8 inputmode; /* InputMode HID feature, -1 if non-existent */
__u8 num_received; /* how many contacts we received */
__u8 num_expected; /* expected last contact index */
+ __u8 maxcontacts;
bool curvalid; /* is the current contact valid? */
- struct mt_slot slots[0]; /* first slot */
+ struct mt_slot *slots;
};
struct mt_class {
+ __s32 name; /* MT_CLS */
__s32 quirks;
__s32 sn_move; /* Signal/noise ratio for move events */
+ __s32 sn_width; /* Signal/noise ratio for width events */
+ __s32 sn_height; /* Signal/noise ratio for height events */
__s32 sn_pressure; /* Signal/noise ratio for pressure events */
__u8 maxcontacts;
};
/* classes of device behavior */
-#define MT_CLS_DEFAULT 0
-#define MT_CLS_DUAL1 1
-#define MT_CLS_DUAL2 2
-#define MT_CLS_CYPRESS 3
+#define MT_CLS_DEFAULT 1
+#define MT_CLS_DUAL_INRANGE_CONTACTID 2
+#define MT_CLS_DUAL_INRANGE_CONTACTNUMBER 3
+#define MT_CLS_CYPRESS 4
+#define MT_CLS_EGALAX 5
+#define MT_CLS_STANTUM 6
+#define MT_CLS_3M 7
+#define MT_CLS_CONFIDENCE 8
+#define MT_CLS_CONFIDENCE_MINUS_ONE 9
+
+#define MT_DEFAULT_MAXCONTACT 10
/*
* these device-dependent functions determine what slot corresponds
* to a valid contact that was just read.
*/
-static int slot_is_contactid(struct mt_device *td)
-{
- return td->curdata.contactid;
-}
-
-static int slot_is_contactnumber(struct mt_device *td)
-{
- return td->num_received;
-}
-
static int cypress_compute_slot(struct mt_device *td)
{
if (td->curdata.contactid != 0 || td->num_received == 0)
static int find_slot_from_contactid(struct mt_device *td)
{
int i;
- for (i = 0; i < td->mtclass->maxcontacts; ++i) {
+ for (i = 0; i < td->maxcontacts; ++i) {
if (td->slots[i].contactid == td->curdata.contactid &&
td->slots[i].touch_state)
return i;
}
- for (i = 0; i < td->mtclass->maxcontacts; ++i) {
+ for (i = 0; i < td->maxcontacts; ++i) {
if (!td->slots[i].seen_in_this_frame &&
!td->slots[i].touch_state)
return i;
}
- return -1;
/* should not occurs. If this happens that means
* that the device sent more touches that it says
* in the report descriptor. It is ignored then. */
+ return -1;
}
struct mt_class mt_classes[] = {
- { 0, 0, 0, 10 }, /* MT_CLS_DEFAULT */
- { MT_QUIRK_SLOT_IS_CONTACTID, 0, 0, 2 }, /* MT_CLS_DUAL1 */
- { MT_QUIRK_SLOT_IS_CONTACTNUMBER, 0, 0, 10 }, /* MT_CLS_DUAL2 */
- { MT_QUIRK_CYPRESS | MT_QUIRK_NOT_SEEN_MEANS_UP, 0, 0, 10 }, /* MT_CLS_CYPRESS */
+ { .name = MT_CLS_DEFAULT,
+ .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP },
+ { .name = MT_CLS_DUAL_INRANGE_CONTACTID,
+ .quirks = MT_QUIRK_VALID_IS_INRANGE |
+ MT_QUIRK_SLOT_IS_CONTACTID,
+ .maxcontacts = 2 },
+ { .name = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
+ .quirks = MT_QUIRK_VALID_IS_INRANGE |
+ MT_QUIRK_SLOT_IS_CONTACTNUMBER,
+ .maxcontacts = 2 },
+ { .name = MT_CLS_CYPRESS,
+ .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP |
+ MT_QUIRK_CYPRESS,
+ .maxcontacts = 10 },
+ { .name = MT_CLS_CONFIDENCE_MINUS_ONE,
+ .quirks = MT_QUIRK_VALID_IS_CONFIDENCE |
+ MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE },
+ { .name = MT_CLS_EGALAX,
+ .quirks = MT_QUIRK_SLOT_IS_CONTACTID |
+ MT_QUIRK_VALID_IS_INRANGE |
+ MT_QUIRK_EGALAX_XYZ_FIXUP,
+ .maxcontacts = 2,
+ .sn_move = 4096,
+ .sn_pressure = 32,
+ },
+ { .name = MT_CLS_STANTUM,
+ .quirks = MT_QUIRK_VALID_IS_CONFIDENCE },
+ { .name = MT_CLS_3M,
+ .quirks = MT_QUIRK_VALID_IS_CONFIDENCE |
+ MT_QUIRK_SLOT_IS_CONTACTID,
+ .sn_move = 2048,
+ .sn_width = 128,
+ .sn_height = 128 },
+ { .name = MT_CLS_CONFIDENCE,
+ .quirks = MT_QUIRK_VALID_IS_CONFIDENCE },
+
+ { }
};
-static void mt_feature_mapping(struct hid_device *hdev, struct hid_input *hi,
+static void mt_feature_mapping(struct hid_device *hdev,
struct hid_field *field, struct hid_usage *usage)
{
- if (usage->hid == HID_DG_INPUTMODE) {
- struct mt_device *td = hid_get_drvdata(hdev);
+ struct mt_device *td = hid_get_drvdata(hdev);
+
+ switch (usage->hid) {
+ case HID_DG_INPUTMODE:
td->inputmode = field->report->id;
+ break;
+ case HID_DG_CONTACTMAX:
+ td->maxcontacts = field->value[0];
+ if (td->mtclass->maxcontacts)
+ /* check if the maxcontacts is given by the class */
+ td->maxcontacts = td->mtclass->maxcontacts;
+
+ break;
}
}
{
struct mt_device *td = hid_get_drvdata(hdev);
struct mt_class *cls = td->mtclass;
+ __s32 quirks = cls->quirks;
+
switch (usage->hid & HID_USAGE_PAGE) {
case HID_UP_GENDESK:
switch (usage->hid) {
case HID_GD_X:
+ if (quirks & MT_QUIRK_EGALAX_XYZ_FIXUP)
+ field->logical_maximum = 32760;
hid_map_usage(hi, usage, bit, max,
EV_ABS, ABS_MT_POSITION_X);
set_abs(hi->input, ABS_MT_POSITION_X, field,
/* touchscreen emulation */
set_abs(hi->input, ABS_X, field, cls->sn_move);
td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
return 1;
case HID_GD_Y:
+ if (quirks & MT_QUIRK_EGALAX_XYZ_FIXUP)
+ field->logical_maximum = 32760;
hid_map_usage(hi, usage, bit, max,
EV_ABS, ABS_MT_POSITION_Y);
set_abs(hi->input, ABS_MT_POSITION_Y, field,
/* touchscreen emulation */
set_abs(hi->input, ABS_Y, field, cls->sn_move);
td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
return 1;
}
return 0;
switch (usage->hid) {
case HID_DG_INRANGE:
td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
return 1;
case HID_DG_CONFIDENCE:
td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
return 1;
case HID_DG_TIPSWITCH:
hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH);
input_set_capability(hi->input, EV_KEY, BTN_TOUCH);
td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
return 1;
case HID_DG_CONTACTID:
- input_mt_init_slots(hi->input,
- td->mtclass->maxcontacts);
+ input_mt_init_slots(hi->input, td->maxcontacts);
td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
return 1;
case HID_DG_WIDTH:
hid_map_usage(hi, usage, bit, max,
EV_ABS, ABS_MT_TOUCH_MAJOR);
+ set_abs(hi->input, ABS_MT_TOUCH_MAJOR, field,
+ cls->sn_width);
td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
return 1;
case HID_DG_HEIGHT:
hid_map_usage(hi, usage, bit, max,
EV_ABS, ABS_MT_TOUCH_MINOR);
- field->logical_maximum = 1;
- field->logical_minimum = 1;
- set_abs(hi->input, ABS_MT_ORIENTATION, field, 0);
+ set_abs(hi->input, ABS_MT_TOUCH_MINOR, field,
+ cls->sn_height);
+ input_set_abs_params(hi->input,
+ ABS_MT_ORIENTATION, 0, 1, 0, 0);
td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
return 1;
case HID_DG_TIPPRESSURE:
+ if (quirks & MT_QUIRK_EGALAX_XYZ_FIXUP)
+ field->logical_minimum = 0;
hid_map_usage(hi, usage, bit, max,
EV_ABS, ABS_MT_PRESSURE);
set_abs(hi->input, ABS_MT_PRESSURE, field,
set_abs(hi->input, ABS_PRESSURE, field,
cls->sn_pressure);
td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
return 1;
case HID_DG_CONTACTCOUNT:
- td->last_field_index = field->report->maxfield - 1;
+ td->last_field_index = field->index;
return 1;
case HID_DG_CONTACTMAX:
/* we don't set td->last_slot_field as contactcount and
* contact max are global to the report */
+ td->last_field_index = field->index;
return -1;
}
/* let hid-input decide for the others */
static int mt_compute_slot(struct mt_device *td)
{
- struct mt_class *cls = td->mtclass;
+ __s32 quirks = td->mtclass->quirks;
- if (cls->quirks & MT_QUIRK_SLOT_IS_CONTACTID)
- return slot_is_contactid(td);
+ if (quirks & MT_QUIRK_SLOT_IS_CONTACTID)
+ return td->curdata.contactid;
- if (cls->quirks & MT_QUIRK_CYPRESS)
+ if (quirks & MT_QUIRK_CYPRESS)
return cypress_compute_slot(td);
- if (cls->quirks & MT_QUIRK_SLOT_IS_CONTACTNUMBER)
- return slot_is_contactnumber(td);
+ if (quirks & MT_QUIRK_SLOT_IS_CONTACTNUMBER)
+ return td->num_received;
+
+ if (quirks & MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE)
+ return td->curdata.contactid - 1;
return find_slot_from_contactid(td);
}
*/
static void mt_complete_slot(struct mt_device *td)
{
+ td->curdata.seen_in_this_frame = true;
if (td->curvalid) {
- struct mt_slot *slot;
int slotnum = mt_compute_slot(td);
- if (slotnum >= 0 && slotnum < td->mtclass->maxcontacts) {
- slot = td->slots + slotnum;
-
- memcpy(slot, &(td->curdata), sizeof(struct mt_slot));
- slot->seen_in_this_frame = true;
- }
+ if (slotnum >= 0 && slotnum < td->maxcontacts)
+ td->slots[slotnum] = td->curdata;
}
td->num_received++;
}
{
int i;
- for (i = 0; i < td->mtclass->maxcontacts; ++i) {
+ for (i = 0; i < td->maxcontacts; ++i) {
struct mt_slot *s = &(td->slots[i]);
if ((td->mtclass->quirks & MT_QUIRK_NOT_SEEN_MEANS_UP) &&
!s->seen_in_this_frame) {
- /*
- * this slot does not contain useful data,
- * notify its closure
- */
s->touch_state = false;
}
input_mt_slot(input, i);
input_mt_report_slot_state(input, MT_TOOL_FINGER,
s->touch_state);
- input_event(input, EV_ABS, ABS_MT_POSITION_X, s->x);
- input_event(input, EV_ABS, ABS_MT_POSITION_Y, s->y);
- input_event(input, EV_ABS, ABS_MT_PRESSURE, s->p);
- input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, s->w);
- input_event(input, EV_ABS, ABS_MT_TOUCH_MINOR, s->h);
+ if (s->touch_state) {
+ /* this finger is on the screen */
+ int wide = (s->w > s->h);
+ /* divided by two to match visual scale of touch */
+ int major = max(s->w, s->h) >> 1;
+ int minor = min(s->w, s->h) >> 1;
+
+ input_event(input, EV_ABS, ABS_MT_POSITION_X, s->x);
+ input_event(input, EV_ABS, ABS_MT_POSITION_Y, s->y);
+ input_event(input, EV_ABS, ABS_MT_ORIENTATION, wide);
+ input_event(input, EV_ABS, ABS_MT_PRESSURE, s->p);
+ input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, major);
+ input_event(input, EV_ABS, ABS_MT_TOUCH_MINOR, minor);
+ }
s->seen_in_this_frame = false;
}
struct hid_usage *usage, __s32 value)
{
struct mt_device *td = hid_get_drvdata(hid);
+ __s32 quirks = td->mtclass->quirks;
- if (hid->claimed & HID_CLAIMED_INPUT) {
+ if (hid->claimed & HID_CLAIMED_INPUT && td->slots) {
switch (usage->hid) {
case HID_DG_INRANGE:
+ if (quirks & MT_QUIRK_VALID_IS_INRANGE)
+ td->curvalid = value;
break;
case HID_DG_TIPSWITCH:
- td->curvalid = value;
+ if (quirks & MT_QUIRK_NOT_SEEN_MEANS_UP)
+ td->curvalid = value;
td->curdata.touch_state = value;
break;
case HID_DG_CONFIDENCE:
+ if (quirks & MT_QUIRK_VALID_IS_CONFIDENCE)
+ td->curvalid = value;
break;
case HID_DG_CONTACTID:
td->curdata.contactid = value;
break;
case HID_DG_CONTACTCOUNT:
/*
- * We must not overwrite the previous value (some
- * devices send one sequence splitted over several
- * messages)
+ * Includes multi-packet support where subsequent
+ * packets are sent with zero contactcount.
*/
if (value)
- td->num_expected = value - 1;
+ td->num_expected = value;
break;
default:
/* fallback to the generic hidinput handling */
return 0;
}
- }
- if (usage->hid == td->last_slot_field)
- mt_complete_slot(td);
+ if (usage->hid == td->last_slot_field) {
+ mt_complete_slot(td);
+ }
+
+ if (field->index == td->last_field_index
+ && td->num_received >= td->num_expected)
+ mt_emit_event(td, field->hidinput->input);
- if (field->index == td->last_field_index
- && td->num_received > td->num_expected)
- mt_emit_event(td, field->hidinput->input);
+ }
/* we have handled the hidinput part, now remains hiddev */
if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event)
static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
- int ret;
+ int ret, i;
struct mt_device *td;
- struct mt_class *mtclass = mt_classes + id->driver_data;
+ struct mt_class *mtclass = mt_classes; /* MT_CLS_DEFAULT */
+
+ for (i = 0; mt_classes[i].name ; i++) {
+ if (id->driver_data == mt_classes[i].name) {
+ mtclass = &(mt_classes[i]);
+ break;
+ }
+ }
/* This allows the driver to correctly support devices
* that emit events over several HID messages.
*/
hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC;
- td = kzalloc(sizeof(struct mt_device) +
- mtclass->maxcontacts * sizeof(struct mt_slot),
- GFP_KERNEL);
+ td = kzalloc(sizeof(struct mt_device), GFP_KERNEL);
if (!td) {
dev_err(&hdev->dev, "cannot allocate multitouch data\n");
return -ENOMEM;
goto fail;
ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
- if (ret != 0)
+ if (ret)
+ goto fail;
+
+ if (!td->maxcontacts)
+ td->maxcontacts = MT_DEFAULT_MAXCONTACT;
+
+ td->slots = kzalloc(td->maxcontacts * sizeof(struct mt_slot),
+ GFP_KERNEL);
+ if (!td->slots) {
+ dev_err(&hdev->dev, "cannot allocate multitouch slots\n");
+ hid_hw_stop(hdev);
+ ret = -ENOMEM;
goto fail;
+ }
mt_set_input_mode(hdev);
{
struct mt_device *td = hid_get_drvdata(hdev);
hid_hw_stop(hdev);
+ kfree(td->slots);
kfree(td);
hid_set_drvdata(hdev, NULL);
}
static const struct hid_device_id mt_devices[] = {
+ /* 3M panels */
+ { .driver_data = MT_CLS_3M,
+ HID_USB_DEVICE(USB_VENDOR_ID_3M,
+ USB_DEVICE_ID_3M1968) },
+ { .driver_data = MT_CLS_3M,
+ HID_USB_DEVICE(USB_VENDOR_ID_3M,
+ USB_DEVICE_ID_3M2256) },
+
+ /* Cando panels */
+ { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
+ HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
+ USB_DEVICE_ID_CANDO_MULTI_TOUCH) },
+ { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
+ HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
+ USB_DEVICE_ID_CANDO_MULTI_TOUCH_10_1) },
+ { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
+ HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
+ USB_DEVICE_ID_CANDO_MULTI_TOUCH_11_6) },
+ { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
+ HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
+ USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) },
+
/* Cypress panel */
{ .driver_data = MT_CLS_CYPRESS,
HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS,
USB_DEVICE_ID_CYPRESS_TRUETOUCH) },
/* GeneralTouch panel */
- { .driver_data = MT_CLS_DUAL2,
+ { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) },
+ /* Ilitek dual touch panel */
+ { .driver_data = MT_CLS_DEFAULT,
+ HID_USB_DEVICE(USB_VENDOR_ID_ILITEK,
+ USB_DEVICE_ID_ILITEK_MULTITOUCH) },
+
+ /* IRTOUCH panels */
+ { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID,
+ HID_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS,
+ USB_DEVICE_ID_IRTOUCH_INFRARED_USB) },
+
+ /* MosArt panels */
+ { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
+ HID_USB_DEVICE(USB_VENDOR_ID_ASUS,
+ USB_DEVICE_ID_ASUS_T91MT)},
+ { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
+ HID_USB_DEVICE(USB_VENDOR_ID_ASUS,
+ USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) },
+ { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
+ HID_USB_DEVICE(USB_VENDOR_ID_TURBOX,
+ USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) },
+
+ /* PenMount panels */
+ { .driver_data = MT_CLS_CONFIDENCE,
+ HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT,
+ USB_DEVICE_ID_PENMOUNT_PCI) },
+
/* PixCir-based panels */
- { .driver_data = MT_CLS_DUAL1,
+ { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID,
HID_USB_DEVICE(USB_VENDOR_ID_HANVON,
USB_DEVICE_ID_HANVON_MULTITOUCH) },
- { .driver_data = MT_CLS_DUAL1,
+ { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID,
HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) },
+ /* Resistive eGalax devices */
+ { .driver_data = MT_CLS_EGALAX,
+ HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH) },
+ { .driver_data = MT_CLS_EGALAX,
+ HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH3) },
+
+ /* Capacitive eGalax devices */
+ { .driver_data = MT_CLS_EGALAX,
+ HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH1) },
+ { .driver_data = MT_CLS_EGALAX,
+ HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH2) },
+ { .driver_data = MT_CLS_EGALAX,
+ HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
+ USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH4) },
+
+ /* Stantum panels */
+ { .driver_data = MT_CLS_STANTUM,
+ HID_USB_DEVICE(USB_VENDOR_ID_STANTUM,
+ USB_DEVICE_ID_MTP)},
+ { .driver_data = MT_CLS_STANTUM,
+ HID_USB_DEVICE(USB_VENDOR_ID_STANTUM,
+ USB_DEVICE_ID_MTP_STM)},
+ { .driver_data = MT_CLS_STANTUM,
+ HID_USB_DEVICE(USB_VENDOR_ID_STANTUM,
+ USB_DEVICE_ID_MTP_SITRONIX)},
+
{ }
};
MODULE_DEVICE_TABLE(hid, mt_devices);