Input: iforce - drop bus type from iforce structure

It is not needed anymore as behavior is controlled by the transport
operations set up for given device.
Tested-by: Tim Schumacher <timschumi@gmx.de>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

drivers/input/joystick/iforce/iforce-serio.c

@@ -214,7 +214,6 @@ static int iforce_serio_connect(struct serio *serio, struct serio_driver *drv)
 	iforce = &iforce_serio->iforce;
 
 	iforce->xport_ops = &iforce_serio_xport_ops;
-	iforce->bus = IFORCE_232;
 
 	iforce_serio->serio = serio;
 	serio_set_drvdata(serio, iforce_serio);

drivers/input/joystick/iforce/iforce-usb.c

@@ -234,7 +234,6 @@ static int iforce_usb_probe(struct usb_interface *intf,
 	iforce = &iforce_usb->iforce;
 
 	iforce->xport_ops = &iforce_usb_xport_ops;
-	iforce->bus = IFORCE_USB;
 
 	iforce_usb->usbdev = dev;
 	iforce_usb->intf = intf;

drivers/input/joystick/iforce/iforce.h

@@ -38,10 +38,6 @@
 
 #define IFORCE_MAX_LENGTH	16
 
-/* iforce::bus */
-#define IFORCE_232	1
-#define IFORCE_USB	2
-
 #define IFORCE_EFFECTS_MAX	32
 
 /* Each force feedback effect is made of one core effect, which can be
@@ -105,7 +101,6 @@ struct iforce {
 	struct input_dev *dev;		/* Input device interface */
 	struct iforce_device *type;
 	const struct iforce_xport_ops *xport_ops;
-	int bus;
 
 	spinlock_t xmit_lock;
 	/* Buffer used for asynchronous sending of bytes to the device */