[SCSI] wd33c93: Fix missing prototypes by including <linux/interrupt.h>.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

drivers/scsi/wd33c93.c

@@ -78,8 +78,8 @@
 #include <linux/string.h>
 #include <linux/delay.h>
 #include <linux/init.h>
+#include <linux/interrupt.h>
 #include <linux/blkdev.h>
-#include <asm/irq.h>
 
 #include <scsi/scsi.h>
 #include <scsi/scsi_cmnd.h>