HID: ntrig tool separation and pen usages
When both touch and pen are active send a tool announcement before
sending any status changes so that event users may differentiate
which tool is changing.
Restored three usage codes used by the pen.
Signed-off-by: Rafi Rubin <rafi@seas.upenn.edu>
Acked-by: Stephane Chatty <chatty@enac.fr>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/hid/hid-ntrig.c b/drivers/hid/hid-ntrig.c
index 75ed9d2..d7b3e61 100644
--- a/drivers/hid/hid-ntrig.c
+++ b/drivers/hid/hid-ntrig.c
@@ -27,6 +27,9 @@
struct ntrig_data {
__s32 x, y, id, w, h;
char reading_a_point, found_contact_id;
+ char pen_active;
+ char finger_active;
+ char inverted;
};
/*
@@ -63,10 +66,7 @@
case HID_UP_DIGITIZER:
switch (usage->hid) {
/* we do not want to map these for now */
- case HID_DG_INVERT: /* value is always 0 */
- case HID_DG_ERASER: /* value is always 0 */
case HID_DG_CONTACTID: /* value is useless */
- case HID_DG_BARRELSWITCH: /* doubtful */
case HID_DG_INPUTMODE:
case HID_DG_DEVICEINDEX:
case HID_DG_CONTACTCOUNT:
@@ -125,6 +125,18 @@
if (hid->claimed & HID_CLAIMED_INPUT) {
switch (usage->hid) {
+
+ case HID_DG_INRANGE:
+ if (field->application & 0x3)
+ nd->pen_active = (value != 0);
+ else
+ nd->finger_active = (value != 0);
+ return 0;
+
+ case HID_DG_INVERT:
+ nd->inverted = value;
+ return 0;
+
case HID_GD_X:
nd->x = value;
nd->reading_a_point = 1;
@@ -147,7 +159,11 @@
* report received in a finger event. We want
* to emit a normal (X, Y) position
*/
- if (! nd->found_contact_id) {
+ if (!nd->found_contact_id) {
+ if (nd->pen_active && nd->finger_active) {
+ input_report_key(input, BTN_TOOL_DOUBLETAP, 0);
+ input_report_key(input, BTN_TOOL_DOUBLETAP, 1);
+ }
input_event(input, EV_ABS, ABS_X, nd->x);
input_event(input, EV_ABS, ABS_Y, nd->y);
}
@@ -159,6 +175,14 @@
* to emit a normal (X, Y) position
*/
if (! nd->found_contact_id) {
+ if (nd->pen_active && nd->finger_active) {
+ input_report_key(input,
+ nd->inverted ? BTN_TOOL_RUBBER : BTN_TOOL_PEN
+ , 0);
+ input_report_key(input,
+ nd->inverted ? BTN_TOOL_RUBBER : BTN_TOOL_PEN
+ , 1);
+ }
input_event(input, EV_ABS, ABS_X, nd->x);
input_event(input, EV_ABS, ABS_Y, nd->y);
input_event(input, EV_ABS, ABS_PRESSURE, value);
@@ -233,6 +257,7 @@
if (ret)
kfree (nd);
+
return ret;
}