rt2x00: Remove interrupt thread registration

No driver uses interrupt threads anymore. Remove the remaining interrupt
thread artifacts.
Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/rt2x00/rt2x00.h

@@ -511,11 +511,6 @@ struct rt2x00lib_ops {
 	 */
 	irq_handler_t irq_handler;
 
-	/*
-	 * Threaded Interrupt handlers.
-	 */
-	irq_handler_t irq_handler_thread;
-
 	/*
 	 * TX status tasklet handler.
 	 */
@@ -894,12 +889,6 @@ struct rt2x00_dev {
 	 */
 	const struct firmware *fw;
 
-	/*
-	 * Interrupt values, stored between interrupt service routine
-	 * and interrupt thread routine.
-	 */
-	u32 irqvalue[2];
-
 	/*
 	 * FIFO for storing tx status reports between isr and tasklet.
 	 */

drivers/net/wireless/rt2x00/rt2x00pci.c

@@ -160,9 +160,8 @@ int rt2x00pci_initialize(struct rt2x00_dev *rt2x00dev)
 	/*
 	 * Register interrupt handler.
 	 */
-	status = request_threaded_irq(rt2x00dev->irq,
+	status = request_irq(rt2x00dev->irq,
 			     rt2x00dev->ops->lib->irq_handler,
-				      rt2x00dev->ops->lib->irq_handler_thread,
 			     IRQF_SHARED, rt2x00dev->name, rt2x00dev);
 	if (status) {
 		ERROR(rt2x00dev, "IRQ %d allocation failed (error %d).\n",