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path: root/drivers/hid/hid-multitouch.c
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Diffstat (limited to 'drivers/hid/hid-multitouch.c')
-rw-r--r--drivers/hid/hid-multitouch.c19
1 files changed, 3 insertions, 16 deletions
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 7a1ebb867cf4..3f6849ddd29c 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -86,7 +86,6 @@ struct mt_device {
multitouch fields */
int cc_index; /* contact count field index in the report */
int cc_value_index; /* contact count value index in the field */
- unsigned last_field_index; /* last field index of the report */
unsigned last_slot_field; /* the last field of a slot */
unsigned mt_report_id; /* the report ID of the multitouch device */
__s8 inputmode; /* InputMode HID feature, -1 if non-existent */
@@ -405,7 +404,6 @@ 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)) {
@@ -421,7 +419,6 @@ 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;
@@ -436,21 +433,17 @@ 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;
@@ -461,7 +454,6 @@ 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,
@@ -473,7 +465,6 @@ 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,
@@ -481,17 +472,14 @@ 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->cc_index = field->index;
td->cc_value_index = usage->usage_index;
- 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;
case HID_DG_TOUCH:
/* Legacy devices use TIPSWITCH and not TOUCH.
@@ -677,10 +665,6 @@ static void mt_process_mt_event(struct hid_device *hid, struct hid_field *field,
/* 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);
}
}
@@ -721,6 +705,9 @@ static void mt_report(struct hid_device *hid, struct hid_report *report)
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_set_input_mode(struct hid_device *hdev)
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