HID: multitouch: support PixArt optical touch screen

This patch modifies hid-multitouch driver for supporting PixArt optical touch
screen.  Because of the device does not have to set initial report, we apply
"HID_QUIRK_NO_INIT_REPORTS" quirk and add the device into hid_blacklist[]

Signed-off-by: Aaron Tian <aaron_tian@pixart.com.tw>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index cddb639654cd..96e139f2351b 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -577,6 +577,11 @@
 #define USB_VENDOR_ID_PI_ENGINEERING    0x05f3
 #define USB_DEVICE_ID_PI_ENGINEERING_VEC_USB_FOOTPEDAL  0xff
 
+#define USB_VENDOR_ID_PIXART                            0x093a
+#define USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN       0x8001
+#define USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1      0x8002
+#define USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2      0x8003
+
 #define USB_VENDOR_ID_PLAYDOTCOM        0x0b43
 #define USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII      0x0003