diff --git a/drivers/staging/comedi/drivers/me4000.c b/drivers/staging/comedi/drivers/me4000.c
index f5a0bcf65cf5bc4ea7f2099dc7e8704daa36e73e..ddb93844bb5637520a3bdb82f8fea866e24bd1f4 100644
--- a/drivers/staging/comedi/drivers/me4000.c
+++ b/drivers/staging/comedi/drivers/me4000.c
@@ -111,14 +111,12 @@ static int ai_write_chanlist(struct comedi_device *dev,
 static inline void me4000_outb(struct comedi_device *dev, unsigned char value,
 			       unsigned long port)
 {
-	PORT_PDEBUG("--> 0x%02X port 0x%04lX\n", value, port);
 	outb(value, port);
 }
 
 static inline void me4000_outl(struct comedi_device *dev, unsigned long value,
 			       unsigned long port)
 {
-	PORT_PDEBUG("--> 0x%08lX port 0x%04lX\n", value, port);
 	outl(value, port);
 }
 
@@ -127,7 +125,6 @@ static inline unsigned long me4000_inl(struct comedi_device *dev,
 {
 	unsigned long value;
 	value = inl(port);
-	PORT_PDEBUG("<-- 0x%08lX port 0x%04lX\n", value, port);
 	return value;
 }
 
@@ -136,7 +133,6 @@ static inline unsigned char me4000_inb(struct comedi_device *dev,
 {
 	unsigned char value;
 	value = inb(port);
-	PORT_PDEBUG("<-- 0x%08X port 0x%04lX\n", value, port);
 	return value;
 }
 
diff --git a/drivers/staging/comedi/drivers/me4000.h b/drivers/staging/comedi/drivers/me4000.h
index 7087da27b7162c4ea23bada83fc39bb76af9706c..d9ee3fbb1212e64b1d8f88d2a9391ce7ab8027f2 100644
--- a/drivers/staging/comedi/drivers/me4000.h
+++ b/drivers/staging/comedi/drivers/me4000.h
@@ -28,17 +28,9 @@
   Debug section
   ===========================================================================*/
 
-#undef ME4000_PORT_DEBUG	/*  Debug port access */
 #undef ME4000_ISR_DEBUG		/*  Debug the interrupt service routine */
 #undef ME4000_DEBUG		/*  General purpose debug masseges */
 
-#ifdef ME4000_PORT_DEBUG
-#undef PORT_PDEBUG
-#define PORT_PDEBUG(fmt, args...) printk(KERN_DEBUG"comedi%d: me4000: " fmt, dev->minor,  ##args)
-#else
-#define PORT_PDEBUG(fmt, args...)	/*  no debugging, do nothing */
-#endif
-
 #ifdef ME4000_ISR_DEBUG
 #undef ISR_PDEBUG
 #define ISR_PDEBUG(fmt, args...) printk(KERN_DEBUG"comedi%d: me4000: " fmt, dev->minor,  ##args)