HID: wacom: Add support for I2C connected devices

Lenovo Thinkpad 10 has wacom digitizer connected as a I2C-HID device. Add
generic support for this.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index 8e806d308755..16e8d288e913 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -2969,6 +2969,10 @@ static const struct wacom_features wacom_features_HID_ANY_ID =
         HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
         .driver_data = (kernel_ulong_t)&wacom_features_##prod
 
+#define I2C_DEVICE_WACOM(prod)                                          \
+        HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
+        .driver_data = (kernel_ulong_t)&wacom_features_##prod
+
 #define USB_DEVICE_LENOVO(prod)                                 \
         HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),                     \
         .driver_data = (kernel_ulong_t)&wacom_features_##prod
@@ -3113,6 +3117,7 @@ const struct hid_device_id wacom_ids[] = {
         { USB_DEVICE_LENOVO(0x6004) },
 
         { USB_DEVICE_WACOM(HID_ANY_ID) },
+        { I2C_DEVICE_WACOM(HID_ANY_ID) },
         { }
 };
 MODULE_DEVICE_TABLE(hid, wacom_ids);