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-rw-r--r--drivers/hid/hid-egalax.c16
-rw-r--r--drivers/hid/usbhid/hid-quirks.c1
2 files changed, 11 insertions, 6 deletions
diff --git a/drivers/hid/hid-egalax.c b/drivers/hid/hid-egalax.c
index 8ca7f65cf2f8..54b017ad258d 100644
--- a/drivers/hid/hid-egalax.c
+++ b/drivers/hid/hid-egalax.c
@@ -31,7 +31,7 @@ struct egalax_data {
bool first; /* is this the first finger in the frame? */
bool valid; /* valid finger data, or just placeholder? */
bool activity; /* at least one active finger previously? */
- __u16 lastx, lasty; /* latest valid (x, y) in the frame */
+ __u16 lastx, lasty, lastz; /* latest valid (x, y, z) in the frame */
};
static int egalax_input_mapping(struct hid_device *hdev, struct hid_input *hi,
@@ -79,6 +79,10 @@ static int egalax_input_mapping(struct hid_device *hdev, struct hid_input *hi,
case HID_DG_TIPPRESSURE:
hid_map_usage(hi, usage, bit, max,
EV_ABS, ABS_MT_PRESSURE);
+ /* touchscreen emulation */
+ input_set_abs_params(hi->input, ABS_PRESSURE,
+ field->logical_minimum,
+ field->logical_maximum, 0, 0);
return 1;
}
return 0;
@@ -109,8 +113,8 @@ static void egalax_filter_event(struct egalax_data *td, struct input_dev *input)
if (td->valid) {
/* emit multitouch events */
input_event(input, EV_ABS, ABS_MT_TRACKING_ID, td->id);
- input_event(input, EV_ABS, ABS_MT_POSITION_X, td->x);
- input_event(input, EV_ABS, ABS_MT_POSITION_Y, td->y);
+ input_event(input, EV_ABS, ABS_MT_POSITION_X, td->x >> 3);
+ input_event(input, EV_ABS, ABS_MT_POSITION_Y, td->y >> 3);
input_event(input, EV_ABS, ABS_MT_PRESSURE, td->z);
input_mt_sync(input);
@@ -121,6 +125,7 @@ static void egalax_filter_event(struct egalax_data *td, struct input_dev *input)
*/
td->lastx = td->x;
td->lasty = td->y;
+ td->lastz = td->z;
}
/*
@@ -129,8 +134,9 @@ static void egalax_filter_event(struct egalax_data *td, struct input_dev *input)
* the oldest on the panel, the one we want for single touch
*/
if (!td->first && td->activity) {
- input_event(input, EV_ABS, ABS_X, td->lastx);
- input_event(input, EV_ABS, ABS_Y, td->lasty);
+ input_event(input, EV_ABS, ABS_X, td->lastx >> 3);
+ input_event(input, EV_ABS, ABS_Y, td->lasty >> 3);
+ input_event(input, EV_ABS, ABS_PRESSURE, td->lastz);
}
if (!td->valid) {
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index 70da3181c8a0..7ff7e3d4b950 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -34,7 +34,6 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_ALPS, USB_DEVICE_ID_IBM_GAMEPAD, HID_QUIRK_BADPAD },
{ USB_VENDOR_ID_CHIC, USB_DEVICE_ID_CHIC_GAMEPAD, HID_QUIRK_BADPAD },
{ USB_VENDOR_ID_DWAV, USB_DEVICE_ID_EGALAX_TOUCHCONTROLLER, HID_QUIRK_MULTI_INPUT | HID_QUIRK_NOGET },
- { USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_MOJO, USB_DEVICE_ID_RETRO_ADAPTER, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_DRIVING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_FLYING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },