mei: txe: include irqreturn.h for irqreturn_t etc

Signed-off-by: NStephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/misc/mei/hw-txe.c

@@ -18,6 +18,7 @@
 #include <linux/jiffies.h>
 #include <linux/delay.h>
 #include <linux/kthread.h>
+#include <linux/irqreturn.h>
 
 #include <linux/mei.h>
 

drivers/misc/mei/hw-txe.h

@@ -17,6 +17,8 @@
 #ifndef _MEI_HW_TXE_H_
 #define _MEI_HW_TXE_H_
 
+#include <linux/irqreturn.h>
+
 #include "hw.h"
 #include "hw-txe-regs.h"