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 },