From f7e4720b31bce6102fb438139db8976ae8d411bf Mon Sep 17 00:00:00 2001
From: David Schleef <ds@schleef.org>
Date: Thu, 25 Jul 2002 19:37:18 +0000
Subject: [PATCH] Add comedi_debug symbol and make DPRINTK() conditional on it.

---
 include/linux/comedidev.h | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/include/linux/comedidev.h b/include/linux/comedidev.h
index b8472910..98c56a7f 100644
--- a/include/linux/comedidev.h
+++ b/include/linux/comedidev.h
@@ -38,11 +38,9 @@
 #include <linux/comedi.h>
 
 
-#ifdef CONFIG_COMEDI_DEBUG
-#define DPRINTK(format, args...)	printk("comedi: " format , ## args )
-#else
-#define DPRINTK(format, args...)	/* */
-#endif
+#define DPRINTK(format, args...)	do{				\
+	if(comedi_debug)printk("comedi: " format , ## args );		\
+} while(0)
 
 #ifndef COMEDI_VERSION_CODE
 #define COMEDI_VERSION_CODE 0x10000
@@ -209,6 +207,12 @@ struct comedi_device_struct{
 extern comedi_device *comedi_devices;
 extern spinlock_t big_comedi_lock;
 
+#ifdef CONFIG_COMEDI_DEBUG
+extern int comedi_debug;
+#else
+const int comedi_debug = 0;
+#endif
+
 /*
  * function prototypes
  */
-- 
2.26.2