HID: multitouch: correct eGalax a001 protocol
This device use another protocol while sending the events.
It's the same as the one described as "serial" by Microsoft.
We are keeping here the sn_move and sn_pressure parameters for
egalax devices.
CC: Cedric Sodhi <manday@gmx.net>
CC: Chris Bagwell <chris@cnpbagwell.com>
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index fd2fa59..26e9706 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -97,6 +97,7 @@
#define MT_CLS_3M 0x0101
#define MT_CLS_CYPRESS 0x0102
#define MT_CLS_EGALAX 0x0103
+#define MT_CLS_EGALAX_SERIAL 0x0104
#define MT_DEFAULT_MAXCONTACT 10
@@ -174,6 +175,12 @@
.sn_move = 4096,
.sn_pressure = 32,
},
+ { .name = MT_CLS_EGALAX_SERIAL,
+ .quirks = MT_QUIRK_SLOT_IS_CONTACTID |
+ MT_QUIRK_ALWAYS_VALID,
+ .sn_move = 4096,
+ .sn_pressure = 32,
+ },
{ }
};
@@ -705,7 +712,7 @@
{ .driver_data = MT_CLS_EGALAX,
HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) },
- { .driver_data = MT_CLS_EGALAX,
+ { .driver_data = MT_CLS_EGALAX_SERIAL,
HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) },