From: Aaron Ma aaron.ma@canonical.com
[ Upstream commit 348b80b273fbf4ce2a307f9e38eadecf37828cad ]
Add multitouch support for LG MELF I2C touchscreen. Apply the same workaround as LG USB touchscreen.
Signed-off-by: Aaron Ma aaron.ma@canonical.com Signed-off-by: Jiri Kosina jkosina@suse.cz Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Yang Yingliang yangyingliang@huawei.com --- drivers/hid/hid-ids.h | 1 + drivers/hid/hid-multitouch.c | 3 +++ 2 files changed, 4 insertions(+)
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 1949d6f..ee243bf 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -717,6 +717,7 @@ #define USB_DEVICE_ID_LG_MULTITOUCH 0x0064 #define USB_DEVICE_ID_LG_MELFAS_MT 0x6007 #define I2C_DEVICE_ID_LG_8001 0x8001 +#define I2C_DEVICE_ID_LG_7010 0x7010
#define USB_VENDOR_ID_LOGITECH 0x046d #define USB_DEVICE_ID_LOGITECH_AUDIOHUB 0x0a0e diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index f9167d0..8403251 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -1972,6 +1972,9 @@ static void mt_remove(struct hid_device *hdev) { .driver_data = MT_CLS_LG, HID_USB_DEVICE(USB_VENDOR_ID_LG, USB_DEVICE_ID_LG_MELFAS_MT) }, + { .driver_data = MT_CLS_LG, + HID_DEVICE(BUS_I2C, HID_GROUP_GENERIC, + USB_VENDOR_ID_LG, I2C_DEVICE_ID_LG_7010) },
/* MosArt panels */ { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,