HID: hid-multitouch: Add LG Display Multitouch device.

commit c50bb1a4005630f47b5da26336f74a485033a515 upstream.

This panel is also known as the Dell ST2220Tc.

Signed-off-by: jeffbrown@android.com
Reviewed-By: Benjamin Tissoires <Benjamin_Tissoires@logitech.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index a1f3c0ddd019ceb87172fc8671c2700626822a39..7e0acf46c356514cc7a5f91bb4b8988a7ea3a1d6 100644 (file)
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -314,6 +314,7 @@ config HID_MULTITOUCH
          - Hanvon dual touch panels
          - Ilitek dual touch panels
          - IrTouch Infrared USB panels
+         - LG Display panels (Dell ST2220Tc)
          - Lumio CrystalTouch panels
          - MosArt dual-touch panels
          - PenMount dual touch panels

diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index b90a0d0f7ea23fc021044b6ef6701d812ef80b8c..4f68ca13e44158d202f648ed41f57aa995032394 100644 (file)
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1398,6 +1398,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
        { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
        { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
        { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
+       { HID_USB_DEVICE(USB_VENDOR_ID_LG, USB_DEVICE_ID_LG_MULTITOUCH) },
        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },

diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 69958bb75131e933bac7991bc26ad147f656fc78..00bb50e978515aab19c2666b516154b6d765ee69 100644 (file)
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -423,6 +423,9 @@
 #define USB_DEVICE_ID_LD_HYBRID                0x2090
 #define USB_DEVICE_ID_LD_HEATCONTROL   0x20A0
 
+#define USB_VENDOR_ID_LG               0x1fd2
+#define USB_DEVICE_ID_LG_MULTITOUCH    0x0064
+
 #define USB_VENDOR_ID_LOGITECH         0x046d
 #define USB_DEVICE_ID_LOGITECH_RECEIVER        0xc101
 #define USB_DEVICE_ID_LOGITECH_HARMONY_FIRST  0xc110

diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 62cac4dc3b627c6bb598a77ce0c1cb78eee62be5..685d8e42587414195f301477cc580fc700d83f21 100644 (file)
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -672,6 +672,11 @@ static const struct hid_device_id mt_devices[] = {
                HID_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS,
                        USB_DEVICE_ID_IRTOUCH_INFRARED_USB) },
 
+       /* LG Display panels */
+       { .driver_data = MT_CLS_DEFAULT,
+               HID_USB_DEVICE(USB_VENDOR_ID_LG,
+                       USB_DEVICE_ID_LG_MULTITOUCH) },
+
        /* Lumio panels */
        { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
                HID_USB_DEVICE(USB_VENDOR_ID_LUMIO,