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Diffstat (limited to 'drivers/hid/hid-multitouch.c')
-rw-r--r--drivers/hid/hid-multitouch.c422
1 files changed, 302 insertions, 120 deletions
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 61543c02ea0b..dc3ae5c56f56 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -2,8 +2,9 @@
* HID driver for multitouch panels
*
* Copyright (c) 2010-2012 Stephane Chatty <chatty@enac.fr>
- * Copyright (c) 2010-2012 Benjamin Tissoires <benjamin.tissoires@gmail.com>
+ * Copyright (c) 2010-2013 Benjamin Tissoires <benjamin.tissoires@gmail.com>
* Copyright (c) 2010-2012 Ecole Nationale de l'Aviation Civile, France
+ * Copyright (c) 2012-2013 Red Hat, Inc
*
* This code is partly based on hid-egalax.c:
*
@@ -26,13 +27,24 @@
* any later version.
*/
+/*
+ * This driver is regularly tested thanks to the tool hid-test[1].
+ * This tool relies on hid-replay[2] and a database of hid devices[3].
+ * Please run these regression tests before patching this module so that
+ * your patch won't break existing known devices.
+ *
+ * [1] https://github.com/bentiss/hid-test
+ * [2] https://github.com/bentiss/hid-replay
+ * [3] https://github.com/bentiss/hid-devices
+ */
+
#include <linux/device.h>
#include <linux/hid.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/usb.h>
#include <linux/input/mt.h>
-#include "usbhid/usbhid.h"
+#include <linux/string.h>
MODULE_AUTHOR("Stephane Chatty <chatty@enac.fr>");
@@ -54,6 +66,7 @@ MODULE_LICENSE("GPL");
#define MT_QUIRK_NO_AREA (1 << 9)
#define MT_QUIRK_IGNORE_DUPLICATES (1 << 10)
#define MT_QUIRK_HOVERING (1 << 11)
+#define MT_QUIRK_CONTACT_CNT_ACCURATE (1 << 12)
struct mt_slot {
__s32 x, y, cx, cy, p, w, h;
@@ -83,8 +96,11 @@ struct mt_device {
struct mt_class mtclass; /* our mt device class */
struct mt_fields *fields; /* temporary placeholder for storing the
multitouch fields */
- unsigned last_field_index; /* last field index of the report */
+ int cc_index; /* contact count field index in the report */
+ int cc_value_index; /* contact count value index in the field */
unsigned last_slot_field; /* the last field of a slot */
+ unsigned mt_report_id; /* the report ID of the multitouch device */
+ unsigned pen_report_id; /* the report ID of the pen device */
__s8 inputmode; /* InputMode HID feature, -1 if non-existent */
__s8 inputmode_index; /* InputMode HID feature index in the report */
__s8 maxcontact_report_id; /* Maximum Contact Number HID feature,
@@ -100,6 +116,9 @@ struct mt_device {
unsigned mt_flags; /* flags to pass to input-mt */
};
+static void mt_post_parse_default_settings(struct mt_device *td);
+static void mt_post_parse(struct mt_device *td);
+
/* classes of device behavior */
#define MT_CLS_DEFAULT 0x0001
@@ -111,6 +130,9 @@ struct mt_device {
#define MT_CLS_DUAL_INRANGE_CONTACTNUMBER 0x0007
#define MT_CLS_DUAL_NSMU_CONTACTID 0x0008
#define MT_CLS_INRANGE_CONTACTNUMBER 0x0009
+#define MT_CLS_NSMU 0x000a
+#define MT_CLS_DUAL_CONTACT_NUMBER 0x0010
+#define MT_CLS_DUAL_CONTACT_ID 0x0011
/* vendor specific classes */
#define MT_CLS_3M 0x0101
@@ -144,6 +166,9 @@ static int cypress_compute_slot(struct mt_device *td)
static struct mt_class mt_classes[] = {
{ .name = MT_CLS_DEFAULT,
+ .quirks = MT_QUIRK_ALWAYS_VALID |
+ MT_QUIRK_CONTACT_CNT_ACCURATE },
+ { .name = MT_CLS_NSMU,
.quirks = MT_QUIRK_NOT_SEEN_MEANS_UP },
{ .name = MT_CLS_SERIAL,
.quirks = MT_QUIRK_ALWAYS_VALID},
@@ -170,6 +195,16 @@ static struct mt_class mt_classes[] = {
{ .name = MT_CLS_INRANGE_CONTACTNUMBER,
.quirks = MT_QUIRK_VALID_IS_INRANGE |
MT_QUIRK_SLOT_IS_CONTACTNUMBER },
+ { .name = MT_CLS_DUAL_CONTACT_NUMBER,
+ .quirks = MT_QUIRK_ALWAYS_VALID |
+ MT_QUIRK_CONTACT_CNT_ACCURATE |
+ MT_QUIRK_SLOT_IS_CONTACTNUMBER,
+ .maxcontacts = 2 },
+ { .name = MT_CLS_DUAL_CONTACT_ID,
+ .quirks = MT_QUIRK_ALWAYS_VALID |
+ MT_QUIRK_CONTACT_CNT_ACCURATE |
+ MT_QUIRK_SLOT_IS_CONTACTID,
+ .maxcontacts = 2 },
/*
* vendor specific classes
@@ -226,6 +261,14 @@ static struct mt_class mt_classes[] = {
{ }
};
+static void mt_free_input_name(struct hid_input *hi)
+{
+ struct hid_device *hdev = hi->report->device;
+
+ if (hi->input->name != hdev->name)
+ kfree(hi->input->name);
+}
+
static ssize_t mt_show_quirks(struct device *dev,
struct device_attribute *attr,
char *buf)
@@ -250,6 +293,9 @@ static ssize_t mt_set_quirks(struct device *dev,
td->mtclass.quirks = val;
+ if (td->cc_index < 0)
+ td->mtclass.quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE;
+
return count;
}
@@ -301,6 +347,7 @@ static void mt_feature_mapping(struct hid_device *hdev,
*quirks |= MT_QUIRK_ALWAYS_VALID;
*quirks |= MT_QUIRK_IGNORE_DUPLICATES;
*quirks |= MT_QUIRK_HOVERING;
+ *quirks |= MT_QUIRK_CONTACT_CNT_ACCURATE;
*quirks &= ~MT_QUIRK_NOT_SEEN_MEANS_UP;
*quirks &= ~MT_QUIRK_VALID_IS_INRANGE;
*quirks &= ~MT_QUIRK_VALID_IS_CONFIDENCE;
@@ -330,7 +377,53 @@ static void mt_store_field(struct hid_usage *usage, struct mt_device *td,
f->usages[f->length++] = usage->hid;
}
-static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
+static int mt_pen_input_mapping(struct hid_device *hdev, struct hid_input *hi,
+ struct hid_field *field, struct hid_usage *usage,
+ unsigned long **bit, int *max)
+{
+ struct mt_device *td = hid_get_drvdata(hdev);
+
+ td->pen_report_id = field->report->id;
+
+ return 0;
+}
+
+static int mt_pen_input_mapped(struct hid_device *hdev, struct hid_input *hi,
+ struct hid_field *field, struct hid_usage *usage,
+ unsigned long **bit, int *max)
+{
+ return 0;
+}
+
+static int mt_pen_event(struct hid_device *hid, struct hid_field *field,
+ struct hid_usage *usage, __s32 value)
+{
+ /* let hid-input handle it */
+ return 0;
+}
+
+static void mt_pen_report(struct hid_device *hid, struct hid_report *report)
+{
+ struct hid_field *field = report->field[0];
+
+ input_sync(field->hidinput->input);
+}
+
+static void mt_pen_input_configured(struct hid_device *hdev,
+ struct hid_input *hi)
+{
+ char *name = kzalloc(strlen(hi->input->name) + 5, GFP_KERNEL);
+ if (name) {
+ sprintf(name, "%s Pen", hi->input->name);
+ mt_free_input_name(hi);
+ hi->input->name = name;
+ }
+
+ /* force BTN_STYLUS to allow tablet matching in udev */
+ __set_bit(BTN_STYLUS, hi->input->keybit);
+}
+
+static int mt_touch_input_mapping(struct hid_device *hdev, struct hid_input *hi,
struct hid_field *field, struct hid_usage *usage,
unsigned long **bit, int *max)
{
@@ -339,13 +432,8 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
int code;
struct hid_usage *prev_usage = NULL;
- /* Only map fields from TouchScreen or TouchPad collections.
- * We need to ignore fields that belong to other collections
- * such as Mouse that might have the same GenericDesktop usages. */
if (field->application == HID_DG_TOUCHSCREEN)
td->mt_flags |= INPUT_MT_DIRECT;
- else if (field->application != HID_DG_TOUCHPAD)
- return 0;
/*
* Model touchscreens providing buttons as touchpads.
@@ -354,12 +442,6 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
(usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON)
td->mt_flags |= INPUT_MT_POINTER;
- /* eGalax devices provide a Digitizer.Stylus input which overrides
- * the correct Digitizers.Finger X/Y ranges.
- * Let's just ignore this input. */
- if (field->physical == HID_DG_STYLUS)
- return -1;
-
if (usage->usage_index)
prev_usage = &field->usage[usage->usage_index - 1];
@@ -381,7 +463,6 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
}
mt_store_field(usage, td, hi);
- td->last_field_index = field->index;
return 1;
case HID_GD_Y:
if (prev_usage && (prev_usage->hid == usage->hid)) {
@@ -397,7 +478,6 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
}
mt_store_field(usage, td, hi);
- td->last_field_index = field->index;
return 1;
}
return 0;
@@ -412,22 +492,19 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
ABS_MT_DISTANCE, 0, 1, 0, 0);
}
mt_store_field(usage, td, hi);
- td->last_field_index = field->index;
return 1;
case HID_DG_CONFIDENCE:
mt_store_field(usage, td, hi);
- 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);
mt_store_field(usage, td, hi);
- td->last_field_index = field->index;
return 1;
case HID_DG_CONTACTID:
mt_store_field(usage, td, hi);
- td->last_field_index = field->index;
td->touches_by_report++;
+ td->mt_report_id = field->report->id;
return 1;
case HID_DG_WIDTH:
hid_map_usage(hi, usage, bit, max,
@@ -436,7 +513,6 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
set_abs(hi->input, ABS_MT_TOUCH_MAJOR, field,
cls->sn_width);
mt_store_field(usage, td, hi);
- td->last_field_index = field->index;
return 1;
case HID_DG_HEIGHT:
hid_map_usage(hi, usage, bit, max,
@@ -448,7 +524,6 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
ABS_MT_ORIENTATION, 0, 1, 0, 0);
}
mt_store_field(usage, td, hi);
- td->last_field_index = field->index;
return 1;
case HID_DG_TIPPRESSURE:
hid_map_usage(hi, usage, bit, max,
@@ -456,15 +531,14 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
set_abs(hi->input, ABS_MT_PRESSURE, field,
cls->sn_pressure);
mt_store_field(usage, td, hi);
- td->last_field_index = field->index;
return 1;
case HID_DG_CONTACTCOUNT:
- td->last_field_index = field->index;
+ td->cc_index = field->index;
+ td->cc_value_index = usage->usage_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;
case HID_DG_TOUCH:
/* Legacy devices use TIPSWITCH and not TOUCH.
@@ -488,7 +562,7 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
return 0;
}
-static int mt_input_mapped(struct hid_device *hdev, struct hid_input *hi,
+static int mt_touch_input_mapped(struct hid_device *hdev, struct hid_input *hi,
struct hid_field *field, struct hid_usage *usage,
unsigned long **bit, int *max)
{
@@ -523,6 +597,10 @@ static int mt_compute_slot(struct mt_device *td, struct input_dev *input)
*/
static void mt_complete_slot(struct mt_device *td, struct input_dev *input)
{
+ if ((td->mtclass.quirks & MT_QUIRK_CONTACT_CNT_ACCURATE) &&
+ td->num_received >= td->num_expected)
+ return;
+
if (td->curvalid || (td->mtclass.quirks & MT_QUIRK_ALWAYS_VALID)) {
int slotnum = mt_compute_slot(td, input);
struct mt_slot *s = &td->curdata;
@@ -575,11 +653,22 @@ static void mt_sync_frame(struct mt_device *td, struct input_dev *input)
td->num_received = 0;
}
-static int mt_event(struct hid_device *hid, struct hid_field *field,
+static int mt_touch_event(struct hid_device *hid, struct hid_field *field,
+ struct hid_usage *usage, __s32 value)
+{
+ /* we will handle the hidinput part later, now remains hiddev */
+ if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event)
+ hid->hiddev_hid_event(hid, field, usage, value);
+
+ return 1;
+}
+
+static void mt_process_mt_event(struct hid_device *hid, struct hid_field *field,
struct hid_usage *usage, __s32 value)
{
struct mt_device *td = hid_get_drvdata(hid);
__s32 quirks = td->mtclass.quirks;
+ struct input_dev *input = field->hidinput->input;
if (hid->claimed & HID_CLAIMED_INPUT) {
switch (usage->hid) {
@@ -623,41 +712,143 @@ static int mt_event(struct hid_device *hid, struct hid_field *field,
td->curdata.h = value;
break;
case HID_DG_CONTACTCOUNT:
- /*
- * Includes multi-packet support where subsequent
- * packets are sent with zero contactcount.
- */
- if (value)
- td->num_expected = value;
break;
case HID_DG_TOUCH:
/* do nothing */
break;
default:
- /* fallback to the generic hidinput handling */
- return 0;
+ if (usage->type)
+ input_event(input, usage->type, usage->code,
+ value);
+ return;
}
if (usage->usage_index + 1 == field->report_count) {
/* we only take into account the last report. */
if (usage->hid == td->last_slot_field)
mt_complete_slot(td, field->hidinput->input);
-
- if (field->index == td->last_field_index
- && td->num_received >= td->num_expected)
- mt_sync_frame(td, field->hidinput->input);
}
}
+}
- /* we have handled the hidinput part, now remains hiddev */
- if (hid->claimed & HID_CLAIMED_HIDDEV && hid->hiddev_hid_event)
- hid->hiddev_hid_event(hid, field, usage, value);
+static void mt_touch_report(struct hid_device *hid, struct hid_report *report)
+{
+ struct mt_device *td = hid_get_drvdata(hid);
+ struct hid_field *field;
+ unsigned count;
+ int r, n;
+
+ /*
+ * Includes multi-packet support where subsequent
+ * packets are sent with zero contactcount.
+ */
+ if (td->cc_index >= 0) {
+ struct hid_field *field = report->field[td->cc_index];
+ int value = field->value[td->cc_value_index];
+ if (value)
+ td->num_expected = value;
+ }
+
+ for (r = 0; r < report->maxfield; r++) {
+ field = report->field[r];
+ count = field->report_count;
+
+ if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
+ continue;
+
+ for (n = 0; n < count; n++)
+ mt_process_mt_event(hid, field, &field->usage[n],
+ field->value[n]);
+ }
+
+ if (td->num_received >= td->num_expected)
+ mt_sync_frame(td, report->field[0]->hidinput->input);
+}
+
+static void mt_touch_input_configured(struct hid_device *hdev,
+ struct hid_input *hi)
+{
+ struct mt_device *td = hid_get_drvdata(hdev);
+ struct mt_class *cls = &td->mtclass;
+ struct input_dev *input = hi->input;
+
+ if (!td->maxcontacts)
+ td->maxcontacts = MT_DEFAULT_MAXCONTACT;
+
+ mt_post_parse(td);
+ if (td->serial_maybe)
+ mt_post_parse_default_settings(td);
+
+ if (cls->is_indirect)
+ td->mt_flags |= INPUT_MT_POINTER;
+
+ if (cls->quirks & MT_QUIRK_NOT_SEEN_MEANS_UP)
+ td->mt_flags |= INPUT_MT_DROP_UNUSED;
+
+ input_mt_init_slots(input, td->maxcontacts, td->mt_flags);
+
+ td->mt_flags = 0;
+}
+
+static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
+ struct hid_field *field, struct hid_usage *usage,
+ unsigned long **bit, int *max)
+{
+ /* Only map fields from TouchScreen or TouchPad collections.
+ * We need to ignore fields that belong to other collections
+ * such as Mouse that might have the same GenericDesktop usages. */
+ if (field->application != HID_DG_TOUCHSCREEN &&
+ field->application != HID_DG_PEN &&
+ field->application != HID_DG_TOUCHPAD)
+ return -1;
+
+ if (field->physical == HID_DG_STYLUS)
+ return mt_pen_input_mapping(hdev, hi, field, usage, bit, max);
+ return mt_touch_input_mapping(hdev, hi, field, usage, bit, max);
+}
+
+static int mt_input_mapped(struct hid_device *hdev, struct hid_input *hi,
+ struct hid_field *field, struct hid_usage *usage,
+ unsigned long **bit, int *max)
+{
+ if (field->physical == HID_DG_STYLUS)
+ return mt_pen_input_mapped(hdev, hi, field, usage, bit, max);
+
+ return mt_touch_input_mapped(hdev, hi, field, usage, bit, max);
+}
+
+static int mt_event(struct hid_device *hid, struct hid_field *field,
+ struct hid_usage *usage, __s32 value)
+{
+ struct mt_device *td = hid_get_drvdata(hid);
+
+ if (field->report->id == td->mt_report_id)
+ return mt_touch_event(hid, field, usage, value);
+
+ if (field->report->id == td->pen_report_id)
+ return mt_pen_event(hid, field, usage, value);
+
+ /* ignore other reports */
return 1;
}
+static void mt_report(struct hid_device *hid, struct hid_report *report)
+{
+ struct mt_device *td = hid_get_drvdata(hid);
+
+ if (!(hid->claimed & HID_CLAIMED_INPUT))
+ return;
+
+ if (report->id == td->mt_report_id)
+ mt_touch_report(hid, report);
+
+ if (report->id == td->pen_report_id)
+ mt_pen_report(hid, report);
+}
+
static void mt_set_input_mode(struct hid_device *hdev)
{
struct mt_device *td = hid_get_drvdata(hdev);
@@ -671,7 +862,7 @@ static void mt_set_input_mode(struct hid_device *hdev)
r = re->report_id_hash[td->inputmode];
if (r) {
r->field[0]->value[td->inputmode_index] = 0x02;
- usbhid_submit_report(hdev, r, USB_DIR_OUT);
+ hid_hw_request(hdev, r, HID_REQ_SET_REPORT);
}
}
@@ -696,7 +887,7 @@ static void mt_set_maxcontacts(struct hid_device *hdev)
max = min(fieldmax, max);
if (r->field[0]->value[0] != max) {
r->field[0]->value[0] = max;
- usbhid_submit_report(hdev, r, USB_DIR_OUT);
+ hid_hw_request(hdev, r, HID_REQ_SET_REPORT);
}
}
}
@@ -711,6 +902,7 @@ static void mt_post_parse_default_settings(struct mt_device *td)
quirks &= ~MT_QUIRK_NOT_SEEN_MEANS_UP;
quirks &= ~MT_QUIRK_VALID_IS_INRANGE;
quirks &= ~MT_QUIRK_VALID_IS_CONFIDENCE;
+ quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE;
}
td->mtclass.quirks = quirks;
@@ -719,40 +911,30 @@ static void mt_post_parse_default_settings(struct mt_device *td)
static void mt_post_parse(struct mt_device *td)
{
struct mt_fields *f = td->fields;
+ struct mt_class *cls = &td->mtclass;
if (td->touches_by_report > 0) {
int field_count_per_touch = f->length / td->touches_by_report;
td->last_slot_field = f->usages[field_count_per_touch - 1];
}
+
+ if (td->cc_index < 0)
+ cls->quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE;
}
static void mt_input_configured(struct hid_device *hdev, struct hid_input *hi)
-
{
struct mt_device *td = hid_get_drvdata(hdev);
- struct mt_class *cls = &td->mtclass;
- struct input_dev *input = hi->input;
-
- /* Only initialize slots for MT input devices */
- if (!test_bit(ABS_MT_POSITION_X, input->absbit))
- return;
+ char *name = kstrdup(hdev->name, GFP_KERNEL);
- if (!td->maxcontacts)
- td->maxcontacts = MT_DEFAULT_MAXCONTACT;
+ if (name)
+ hi->input->name = name;
- mt_post_parse(td);
- if (td->serial_maybe)
- mt_post_parse_default_settings(td);
+ if (hi->report->id == td->mt_report_id)
+ mt_touch_input_configured(hdev, hi);
- if (cls->is_indirect)
- td->mt_flags |= INPUT_MT_POINTER;
-
- if (cls->quirks & MT_QUIRK_NOT_SEEN_MEANS_UP)
- td->mt_flags |= INPUT_MT_DROP_UNUSED;
-
- input_mt_init_slots(input, td->maxcontacts, td->mt_flags);
-
- td->mt_flags = 0;
+ if (hi->report->id == td->pen_report_id)
+ mt_pen_input_configured(hdev, hi);
}
static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
@@ -760,6 +942,7 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
int ret, i;
struct mt_device *td;
struct mt_class *mtclass = mt_classes; /* MT_CLS_DEFAULT */
+ struct hid_input *hi;
for (i = 0; mt_classes[i].name ; i++) {
if (id->driver_data == mt_classes[i].name) {
@@ -773,6 +956,14 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
*/
hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC;
+ /*
+ * This allows the driver to handle different input sensors
+ * that emits events through different reports on the same HID
+ * device.
+ */
+ hdev->quirks |= HID_QUIRK_MULTI_INPUT;
+ hdev->quirks |= HID_QUIRK_NO_EMPTY_INPUT;
+
td = kzalloc(sizeof(struct mt_device), GFP_KERNEL);
if (!td) {
dev_err(&hdev->dev, "cannot allocate multitouch data\n");
@@ -781,6 +972,9 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
td->mtclass = *mtclass;
td->inputmode = -1;
td->maxcontact_report_id = -1;
+ td->cc_index = -1;
+ td->mt_report_id = -1;
+ td->pen_report_id = -1;
hid_set_drvdata(hdev, td);
td->fields = kzalloc(sizeof(struct mt_fields), GFP_KERNEL);
@@ -799,7 +993,7 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
if (ret)
- goto fail;
+ goto hid_fail;
ret = sysfs_create_group(&hdev->dev.kobj, &mt_attribute_group);
@@ -811,6 +1005,9 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
return 0;
+hid_fail:
+ list_for_each_entry(hi, &hdev->inputs, list)
+ mt_free_input_name(hi);
fail:
kfree(td->fields);
kfree(td);
@@ -827,26 +1024,11 @@ static int mt_reset_resume(struct hid_device *hdev)
static int mt_resume(struct hid_device *hdev)
{
- struct usb_interface *intf;
- struct usb_host_interface *interface;
- struct usb_device *dev;
-
- if (hdev->bus != BUS_USB)
- return 0;
-
- intf = to_usb_interface(hdev->dev.parent);
- interface = intf->cur_altsetting;
- dev = hid_to_usb_dev(hdev);
-
/* Some Elan legacy devices require SET_IDLE to be set on resume.
* It should be safe to send it to other devices too.
* Tested on 3M, Stantum, Cypress, Zytronic, eGalax, and Elan panels. */
- usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
- HID_REQ_SET_IDLE,
- USB_TYPE_CLASS | USB_RECIP_INTERFACE,
- 0, interface->desc.bInterfaceNumber,
- NULL, 0, USB_CTRL_SET_TIMEOUT);
+ hid_hw_idle(hdev, 0, 0, HID_REQ_SET_IDLE);
return 0;
}
@@ -855,8 +1037,14 @@ static int mt_resume(struct hid_device *hdev)
static void mt_remove(struct hid_device *hdev)
{
struct mt_device *td = hid_get_drvdata(hdev);
+ struct hid_input *hi;
+
sysfs_remove_group(&hdev->dev.kobj, &mt_attribute_group);
hid_hw_stop(hdev);
+
+ list_for_each_entry(hi, &hdev->inputs, list)
+ mt_free_input_name(hi);
+
kfree(td);
hid_set_drvdata(hdev, NULL);
}
@@ -875,7 +1063,7 @@ static const struct hid_device_id mt_devices[] = {
USB_DEVICE_ID_3M3266) },
/* ActionStar panels */
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_ACTIONSTAR,
USB_DEVICE_ID_ACTIONSTAR_1011) },
@@ -888,14 +1076,14 @@ static const struct hid_device_id mt_devices[] = {
USB_DEVICE_ID_ATMEL_MXT_DIGITIZER) },
/* Baanto multitouch devices */
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_BAANTO,
USB_DEVICE_ID_BAANTO_MT_190W2) },
/* Cando panels */
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
USB_DEVICE_ID_CANDO_MULTI_TOUCH) },
- { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
+ { .driver_data = MT_CLS_DUAL_CONTACT_NUMBER,
MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
USB_DEVICE_ID_CANDO_MULTI_TOUCH_10_1) },
{ .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
@@ -906,12 +1094,12 @@ static const struct hid_device_id mt_devices[] = {
USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) },
/* Chunghwa Telecom touch panels */
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT,
USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) },
/* CVTouch panels */
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_CVTOUCH,
USB_DEVICE_ID_CVTOUCH_SCREEN) },
@@ -982,7 +1170,7 @@ static const struct hid_device_id mt_devices[] = {
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72C4) },
/* Elo TouchSystems IntelliTouch Plus panel */
- { .driver_data = MT_CLS_DUAL_NSMU_CONTACTID,
+ { .driver_data = MT_CLS_DUAL_CONTACT_ID,
MT_USB_DEVICE(USB_VENDOR_ID_ELO,
USB_DEVICE_ID_ELO_TS2515) },
@@ -1000,12 +1188,12 @@ static const struct hid_device_id mt_devices[] = {
USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PWT_TENFINGERS) },
/* Gametel game controller */
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_BT_DEVICE(USB_VENDOR_ID_FRUCTEL,
USB_DEVICE_ID_GAMETEL_MT_MODE) },
/* GoodTouch panels */
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH,
USB_DEVICE_ID_GOODTOUCH_000f) },
@@ -1023,7 +1211,7 @@ static const struct hid_device_id mt_devices[] = {
USB_DEVICE_ID_IDEACOM_IDC6651) },
/* Ilitek dual touch panel */
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_ILITEK,
USB_DEVICE_ID_ILITEK_MULTITOUCH) },
@@ -1056,6 +1244,11 @@ static const struct hid_device_id mt_devices[] = {
MT_USB_DEVICE(USB_VENDOR_ID_TURBOX,
USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) },
+ /* Nexio panels */
+ { .driver_data = MT_CLS_DEFAULT,
+ MT_USB_DEVICE(USB_VENDOR_ID_NEXIO,
+ USB_DEVICE_ID_NEXIO_MULTITOUCH_420)},
+
/* Panasonic panels */
{ .driver_data = MT_CLS_PANASONIC,
MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC,
@@ -1065,7 +1258,7 @@ static const struct hid_device_id mt_devices[] = {
USB_DEVICE_ID_PANABOARD_UBT880) },
/* Novatek Panel */
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_NOVATEK,
USB_DEVICE_ID_NOVATEK_PCT) },
@@ -1111,7 +1304,7 @@ static const struct hid_device_id mt_devices[] = {
{ .driver_data = MT_CLS_CONFIDENCE,
MT_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM,
USB_DEVICE_ID_MTP_STM)},
- { .driver_data = MT_CLS_CONFIDENCE,
+ { .driver_data = MT_CLS_DEFAULT,
MT_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX,
USB_DEVICE_ID_MTP_SITRONIX)},
@@ -1121,48 +1314,48 @@ static const struct hid_device_id mt_devices[] = {
USB_DEVICE_ID_TOPSEED2_PERIPAD_701) },
/* Touch International panels */
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL,
USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) },
/* Unitec panels */
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_UNITEC,
USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) },
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_UNITEC,
USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) },
/* XAT */
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_XAT,
USB_DEVICE_ID_XAT_CSR) },
/* Xiroku */
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_SPX) },
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_MPX) },
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_CSR) },
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_SPX1) },
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_MPX1) },
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_CSR1) },
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_SPX2) },
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_MPX2) },
- { .driver_data = MT_CLS_DEFAULT,
+ { .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_CSR2) },
@@ -1193,21 +1386,10 @@ static struct hid_driver mt_driver = {
.feature_mapping = mt_feature_mapping,
.usage_table = mt_grabbed_usages,
.event = mt_event,
+ .report = mt_report,
#ifdef CONFIG_PM
.reset_resume = mt_reset_resume,
.resume = mt_resume,
#endif
};
-
-static int __init mt_init(void)
-{
- return hid_register_driver(&mt_driver);
-}
-
-static void __exit mt_exit(void)
-{
- hid_unregister_driver(&mt_driver);
-}
-
-module_init(mt_init);
-module_exit(mt_exit);
+module_hid_driver(mt_driver);
generated by cgit v1.2.3 (git 2.0.4) at 2025-05-09 04:32:04 +0000