diff --git a/drivers/usb/input/wacom_sys.c b/drivers/usb/input/wacom_sys.c
index d233c37..3c27f9b 100644
--- a/drivers/usb/input/wacom_sys.c
+++ b/drivers/usb/input/wacom_sys.c
@@ -110,7 +110,7 @@
 __u16 wacom_le16_to_cpu(unsigned char *data)
 {
 	__u16 value;
-	value = be16_to_cpu(*(__be16 *) data);
+	value = le16_to_cpu(*(__le16 *) data);
 	return value;
 }
 
@@ -143,7 +143,7 @@
 	input_dev->evbit[0] |= BIT(EV_MSC);
 	input_dev->mscbit[0] |= BIT(MSC_SERIAL);
 	input_dev->keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_FINGER);
-	input_dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_0) | BIT(BTN_1) | BIT(BTN_2) | BIT(BTN_3) | BIT(BTN_4) | BIT(BTN_5) | BIT(BTN_6) | BIT(BTN_7);
+	input_dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_0) | BIT(BTN_4);
 }
 
 void input_dev_g(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
@@ -155,11 +155,16 @@
 	input_set_abs_params(input_dev, ABS_DISTANCE, 0, wacom_wac->features->distance_max, 0, 0);
 }
 
-void input_dev_i3(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
+void input_dev_i3s(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
 {
 	input_dev->keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_FINGER);
-	input_dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_0) | BIT(BTN_1) | BIT(BTN_2) | BIT(BTN_3) | BIT(BTN_4) | BIT(BTN_5) | BIT(BTN_6) | BIT(BTN_7);
+	input_dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_0) | BIT(BTN_1) | BIT(BTN_2) | BIT(BTN_3);
 	input_set_abs_params(input_dev, ABS_RX, 0, 4097, 0, 0);
+}
+
+void input_dev_i3(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
+{
+	input_dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_4) | BIT(BTN_5) | BIT(BTN_6) | BIT(BTN_7);
 	input_set_abs_params(input_dev, ABS_RY, 0, 4097, 0, 0);
 }
 
@@ -244,7 +249,7 @@
 	usb_fill_int_urb(wacom->irq, dev,
 			 usb_rcvintpipe(dev, endpoint->bEndpointAddress),
 			 wacom_wac->data, wacom_wac->features->pktlen,
-			 wacom_wac->features->irq, wacom, endpoint->bInterval);
+			 wacom_sys_irq, wacom, endpoint->bInterval);
 	wacom->irq->transfer_dma = wacom->data_dma;
 	wacom->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;