debug.h

#define DEBUG_LEVEL_DEBUG		0x1F
#define DEBUG_LEVEL_INFO		0x0F
#define DEBUG_LEVEL_WARN		0x07
#define DEBUG_LEVEL_ERROR		0x03
#define DEBUG_LEVEL_CRITICAL	        0x01

#define DBG_DEBUG(fmt, args...) \
if ((debug_level & DEBUG_LEVEL_DEBUG) == DEBUG_LEVEL_DEBUG) \
	printk( KERN_DEBUG "[debug] %s(%d): " fmt "\n", \
			__FUNCTION__, __LINE__, ## args)
#define DBG_INFO(fmt, args...) \
if ((debug_level & DEBUG_LEVEL_INFO) == DEBUG_LEVEL_INFO) \
	printk( KERN_DEBUG "[info]  %s(%d): " fmt "\n", \
			__FUNCTION__, __LINE__, ## args)
#define DBG_WARN(fmt, args...) \
if ((debug_level & DEBUG_LEVEL_WARN) == DEBUG_LEVEL_WARN) \
	printk( KERN_DEBUG "[warn]  %s(%d): " fmt "\n", \
			__FUNCTION__, __LINE__, ## args)
#define DBG_ERR(fmt, args...) \
if ((debug_level & DEBUG_LEVEL_ERROR) == DEBUG_LEVEL_ERROR) \
	printk( KERN_DEBUG "[err]   %s(%d): " fmt "\n", \
			__FUNCTION__, __LINE__, ## args)
#define DBG_CRIT(fmt, args...) \
if ((debug_level & DEBUG_LEVEL_CRITICAL) == DEBUG_LEVEL_CRITICAL) \
	printk( KERN_DEBUG "[crit]  %s(%d): " fmt "\n", \
			__FUNCTION__, __LINE__, ## args)