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authorRafi Rubin <rafi@seas.upenn.edu>2010-02-11 22:14:06 -0500
committerJiri Kosina <jkosina@suse.cz>2010-02-16 13:53:52 +0100
commitb0549cf1a35a92edf053d94066e60fb0ed02bb71 (patch)
treead00413e39d7def8109ca0388574cdf9a7aca733 /drivers/hid/hid-ntrig.c
parent943ed464f3722de0569cf41ba6ec094768ac046d (diff)
downloadlinux-2.6.38-lt-ux500-b0549cf1a35a92edf053d94066e60fb0ed02bb71.tar.gz
HID: n-trig: remove unnecessary tool switching
With the pen and touch split apart, we no longer need to inject additional tool switching events. Signed-off-by: Rafi Rubin <rafi@seas.upenn.edu> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/hid-ntrig.c')
-rw-r--r--drivers/hid/hid-ntrig.c41
1 files changed, 1 insertions, 40 deletions
diff --git a/drivers/hid/hid-ntrig.c b/drivers/hid/hid-ntrig.c
index 38b2364c886..1bda3a4bd71 100644
--- a/drivers/hid/hid-ntrig.c
+++ b/drivers/hid/hid-ntrig.c
@@ -27,9 +27,6 @@
struct ntrig_data {
__s32 x, y, id, w, h;
bool reading_a_point, found_contact_id;
- bool pen_active;
- bool finger_active;
- bool inverted;
};
/*
@@ -47,7 +44,6 @@ static int ntrig_input_mapping(struct hid_device *hdev, struct hid_input *hi,
return 0;
switch (usage->hid & HID_USAGE_PAGE) {
-
case HID_UP_GENDESK:
switch (usage->hid) {
case HID_GD_X:
@@ -111,6 +107,7 @@ static int ntrig_input_mapped(struct hid_device *hdev, struct hid_input *hi,
/* No special mappings needed for the pen */
if (field->application == HID_DG_PEN)
return 0;
+
if (usage->type == EV_KEY || usage->type == EV_REL
|| usage->type == EV_ABS)
clear_bit(usage->code, *bit);
@@ -136,18 +133,6 @@ static int ntrig_event (struct hid_device *hid, struct hid_field *field,
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;
@@ -171,32 +156,8 @@ static int ntrig_event (struct hid_device *hid, struct hid_field *field,
* to emit a normal (X, Y) position
*/
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);
- }
- break;
- case HID_DG_TIPPRESSURE:
- /*
- * when in single touch mode, this is the last
- * report received in a pen event. We want
- * 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);
}
break;
case 0xff000002: