Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
		
			
				
	
	
		
			102 lines
		
	
	
	
		
			3 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			102 lines
		
	
	
	
		
			3 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
/*****************************************************************************
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    AudioScience HPI driver
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    Copyright (C) 1997-2011  AudioScience Inc. <support@audioscience.com>
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    This program is free software; you can redistribute it and/or modify
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    it under the terms of version 2 of the GNU General Public License as
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    published by the Free Software Foundation;
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    This program is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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    GNU General Public License for more details.
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    You should have received a copy of the GNU General Public License
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    along with this program; if not, write to the Free Software
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    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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Debug macros.
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*****************************************************************************/
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#ifndef _HPIDEBUG_H
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#define _HPIDEBUG_H
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#include "hpi_internal.h"
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/* Define debugging levels.  */
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enum { HPI_DEBUG_LEVEL_ERROR = 0,	/* always log errors */
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	HPI_DEBUG_LEVEL_WARNING = 1,
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	HPI_DEBUG_LEVEL_NOTICE = 2,
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	HPI_DEBUG_LEVEL_INFO = 3,
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	HPI_DEBUG_LEVEL_DEBUG = 4,
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	HPI_DEBUG_LEVEL_VERBOSE = 5	/* same printk level as DEBUG */
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};
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#define HPI_DEBUG_LEVEL_DEFAULT HPI_DEBUG_LEVEL_NOTICE
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/* an OS can define an extra flag string that is appended to
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   the start of each message, eg see linux kernel hpios.h */
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#ifdef SOURCEFILE_NAME
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#define FILE_LINE  SOURCEFILE_NAME ":" __stringify(__LINE__) " "
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#else
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#define FILE_LINE  __FILE__ ":" __stringify(__LINE__) " "
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#endif
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#define HPI_DEBUG_ASSERT(expression) \
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	do { \
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		if (!(expression)) { \
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			printk(KERN_ERR  FILE_LINE \
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				"ASSERT " __stringify(expression)); \
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		} \
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	} while (0)
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#define HPI_DEBUG_LOG(level, ...) \
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	do { \
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		if (hpi_debug_level >= HPI_DEBUG_LEVEL_##level) { \
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			printk(HPI_DEBUG_FLAG_##level \
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			FILE_LINE  __VA_ARGS__); \
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		} \
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	} while (0)
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void hpi_debug_init(void);
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int hpi_debug_level_set(int level);
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int hpi_debug_level_get(void);
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/* needed by Linux driver for dynamic debug level changes */
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extern int hpi_debug_level;
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void hpi_debug_message(struct hpi_message *phm, char *sz_fileline);
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void hpi_debug_data(u16 *pdata, u32 len);
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#define HPI_DEBUG_DATA(pdata, len) \
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	do { \
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		if (hpi_debug_level >= HPI_DEBUG_LEVEL_VERBOSE) \
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			hpi_debug_data(pdata, len); \
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	} while (0)
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#define HPI_DEBUG_MESSAGE(level, phm) \
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	do { \
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		if (hpi_debug_level >= HPI_DEBUG_LEVEL_##level) { \
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			hpi_debug_message(phm, HPI_DEBUG_FLAG_##level \
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				FILE_LINE __stringify(level)); \
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		} \
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	} while (0)
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#define HPI_DEBUG_RESPONSE(phr) \
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	do { \
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		if (((hpi_debug_level >= HPI_DEBUG_LEVEL_DEBUG) && \
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			(phr->error)) ||\
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		(hpi_debug_level >= HPI_DEBUG_LEVEL_VERBOSE)) \
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			printk(KERN_DEBUG "HPI_RES%d,%d,%d\n", \
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				phr->version, phr->error, phr->specific_error); \
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	} while (0)
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#ifndef compile_time_assert
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#define compile_time_assert(cond, msg) \
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    typedef char msg[(cond) ? 1 : -1]
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#endif
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#endif				/* _HPIDEBUG_H_  */
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