[mirror_ubuntu-bionic-kernel.git] / drivers / s390 / net / ctcm_dbug.h

/*
 *	Copyright IBM Corp. 2001, 2007
 *	Authors:	Peter Tiedemann (ptiedem@de.ibm.com)
 *
 */

#ifndef _CTCM_DBUG_H_
#define _CTCM_DBUG_H_

/*
 * Debug Facility stuff
 */

#include <asm/debug.h>

#ifdef DEBUG
 #define do_debug 1
#else
 #define do_debug 0
#endif
#ifdef DEBUGCCW
 #define do_debug_ccw 1
 #define DEBUGDATA 1
#else
 #define do_debug_ccw 0
#endif
#ifdef DEBUGDATA
 #define do_debug_data 1
#else
 #define do_debug_data 0
#endif

/* define dbf debug levels similar to kernel msg levels */
#define	CTC_DBF_ALWAYS	0	/* always print this 			*/
#define	CTC_DBF_EMERG	0	/* system is unusable			*/
#define	CTC_DBF_ALERT	1	/* action must be taken immediately	*/
#define	CTC_DBF_CRIT	2	/* critical conditions			*/
#define	CTC_DBF_ERROR	3	/* error conditions			*/
#define	CTC_DBF_WARN	4	/* warning conditions			*/
#define	CTC_DBF_NOTICE	5	/* normal but significant condition	*/
#define	CTC_DBF_INFO	5	/* informational			*/
#define	CTC_DBF_DEBUG	6	/* debug-level messages			*/

enum ctcm_dbf_names {
	CTCM_DBF_SETUP,
	CTCM_DBF_ERROR,
	CTCM_DBF_TRACE,
	CTCM_DBF_MPC_SETUP,
	CTCM_DBF_MPC_ERROR,
	CTCM_DBF_MPC_TRACE,
	CTCM_DBF_INFOS	/* must be last element */
};

struct ctcm_dbf_info {
	char name[DEBUG_MAX_NAME_LEN];
	int pages;
	int areas;
	int len;
	int level;
	debug_info_t *id;
};

extern struct ctcm_dbf_info ctcm_dbf[CTCM_DBF_INFOS];

int ctcm_register_dbf_views(void);
void ctcm_unregister_dbf_views(void);
void ctcm_dbf_longtext(enum ctcm_dbf_names dbf_nix, int level, char *text, ...);

static inline const char *strtail(const char *s, int n)
{
	int l = strlen(s);
	return (l > n) ? s + (l - n) : s;
}

#define CTCM_FUNTAIL strtail((char *)__func__, 16)

#define CTCM_DBF_TEXT(name, level, text) \
	do { \
		debug_text_event(ctcm_dbf[CTCM_DBF_##name].id, level, text); \
	} while (0)

#define CTCM_DBF_HEX(name, level, addr, len) \
	do { \
		debug_event(ctcm_dbf[CTCM_DBF_##name].id, \
					level, (void *)(addr), len); \
	} while (0)

#define CTCM_DBF_TEXT_(name, level, text...) \
	ctcm_dbf_longtext(CTCM_DBF_##name, level, text)

/*
 * cat : one of {setup, mpc_setup, trace, mpc_trace, error, mpc_error}.
 * dev : netdevice with valid name field.
 * text: any text string.
 */
#define CTCM_DBF_DEV_NAME(cat, dev, text) \
	do { \
		CTCM_DBF_TEXT_(cat, CTC_DBF_INFO, "%s(%s) :- %s", \
			CTCM_FUNTAIL, dev->name, text); \
	} while (0)

#define MPC_DBF_DEV_NAME(cat, dev, text) \
	do { \
		CTCM_DBF_TEXT_(MPC_##cat, CTC_DBF_INFO, "%s(%s) := %s", \
			CTCM_FUNTAIL, dev->name, text); \
	} while (0)

#define CTCMY_DBF_DEV_NAME(cat, dev, text) \
	do { \
		if (IS_MPCDEV(dev)) \
			MPC_DBF_DEV_NAME(cat, dev, text); \
		else \
			CTCM_DBF_DEV_NAME(cat, dev, text); \
	} while (0)

/*
 * cat : one of {setup, mpc_setup, trace, mpc_trace, error, mpc_error}.
 * dev : netdevice.
 * text: any text string.
 */
#define CTCM_DBF_DEV(cat, dev, text) \
	do { \
		CTCM_DBF_TEXT_(cat, CTC_DBF_INFO, "%s(%p) :-: %s", \
			CTCM_FUNTAIL, dev, text); \
	} while (0)

#define MPC_DBF_DEV(cat, dev, text) \
	do { \
		CTCM_DBF_TEXT_(MPC_##cat, CTC_DBF_INFO, "%s(%p) :=: %s", \
			CTCM_FUNTAIL, dev, text); \
	} while (0)

#define CTCMY_DBF_DEV(cat, dev, text) \
	do { \
		if (IS_MPCDEV(dev)) \
			MPC_DBF_DEV(cat, dev, text); \
		else \
			CTCM_DBF_DEV(cat, dev, text); \
	} while (0)

#endif
Commit	Line	Data
293d984f	1	/*
293d984f PT	2	* Copyright IBM Corp. 2001, 2007
	3	* Authors: Peter Tiedemann (ptiedem@de.ibm.com)
	4	*
	5	*/
	6
	7	#ifndef _CTCM_DBUG_H_
	8	#define _CTCM_DBUG_H_
	9
	10	/*
	11	* Debug Facility stuff
	12	*/
	13
	14	#include <asm/debug.h>
	15
	16	#ifdef DEBUG
	17	#define do_debug 1
	18	#else
	19	#define do_debug 0
	20	#endif
293d984f PT	21	#ifdef DEBUGCCW
293d984f PT	22	#define do_debug_ccw 1
aa3f2cb6	23	#define DEBUGDATA 1
293d984f PT	24	#else
	25	#define do_debug_ccw 0
	26	#endif
aa3f2cb6 PT	27	#ifdef DEBUGDATA
	28	#define do_debug_data 1
	29	#else
	30	#define do_debug_data 0
	31	#endif
293d984f PT	32
	33	/* define dbf debug levels similar to kernel msg levels */
	34	#define CTC_DBF_ALWAYS 0 /* always print this */
	35	#define CTC_DBF_EMERG 0 /* system is unusable */
	36	#define CTC_DBF_ALERT 1 /* action must be taken immediately */
	37	#define CTC_DBF_CRIT 2 /* critical conditions */
	38	#define CTC_DBF_ERROR 3 /* error conditions */
	39	#define CTC_DBF_WARN 4 /* warning conditions */
	40	#define CTC_DBF_NOTICE 5 /* normal but significant condition */
	41	#define CTC_DBF_INFO 5 /* informational */
	42	#define CTC_DBF_DEBUG 6 /* debug-level messages */
	43
293d984f PT	44	enum ctcm_dbf_names {
	45	CTCM_DBF_SETUP,
	46	CTCM_DBF_ERROR,
	47	CTCM_DBF_TRACE,
	48	CTCM_DBF_MPC_SETUP,
	49	CTCM_DBF_MPC_ERROR,
	50	CTCM_DBF_MPC_TRACE,
	51	CTCM_DBF_INFOS /* must be last element */
	52	};
	53
	54	struct ctcm_dbf_info {
	55	char name[DEBUG_MAX_NAME_LEN];
	56	int pages;
	57	int areas;
	58	int len;
	59	int level;
	60	debug_info_t *id;
	61	};
	62
	63	extern struct ctcm_dbf_info ctcm_dbf[CTCM_DBF_INFOS];
	64
	65	int ctcm_register_dbf_views(void);
	66	void ctcm_unregister_dbf_views(void);
aa3f2cb6	67	void ctcm_dbf_longtext(enum ctcm_dbf_names dbf_nix, int level, char *text, ...);
293d984f PT	68
	69	static inline const char strtail(const char s, int n)
	70	{
	71	int l = strlen(s);
	72	return (l > n) ? s + (l - n) : s;
	73	}
	74
293d984f PT	75	#define CTCM_FUNTAIL strtail((char *)__func__, 16)
	76
	77	#define CTCM_DBF_TEXT(name, level, text) \
	78	do { \
	79	debug_text_event(ctcm_dbf[CTCM_DBF_##name].id, level, text); \
	80	} while (0)
	81
	82	#define CTCM_DBF_HEX(name, level, addr, len) \
	83	do { \
	84	debug_event(ctcm_dbf[CTCM_DBF_##name].id, \
	85	level, (void *)(addr), len); \
	86	} while (0)
	87
	88	#define CTCM_DBF_TEXT_(name, level, text...) \
aa3f2cb6	89	ctcm_dbf_longtext(CTCM_DBF_##name, level, text)
293d984f PT	90
	91	/*
	92	* cat : one of {setup, mpc_setup, trace, mpc_trace, error, mpc_error}.
	93	* dev : netdevice with valid name field.
	94	* text: any text string.
	95	*/
	96	#define CTCM_DBF_DEV_NAME(cat, dev, text) \
	97	do { \
aa3f2cb6	98	CTCM_DBF_TEXT_(cat, CTC_DBF_INFO, "%s(%s) :- %s", \
293d984f PT	99	CTCM_FUNTAIL, dev->name, text); \
	100	} while (0)
	101
	102	#define MPC_DBF_DEV_NAME(cat, dev, text) \
	103	do { \
aa3f2cb6	104	CTCM_DBF_TEXT_(MPC_##cat, CTC_DBF_INFO, "%s(%s) := %s", \
293d984f PT	105	CTCM_FUNTAIL, dev->name, text); \
	106	} while (0)
	107
	108	#define CTCMY_DBF_DEV_NAME(cat, dev, text) \
	109	do { \
	110	if (IS_MPCDEV(dev)) \
	111	MPC_DBF_DEV_NAME(cat, dev, text); \
	112	else \
	113	CTCM_DBF_DEV_NAME(cat, dev, text); \
	114	} while (0)
	115
	116	/*
	117	* cat : one of {setup, mpc_setup, trace, mpc_trace, error, mpc_error}.
	118	* dev : netdevice.
	119	* text: any text string.
	120	*/
	121	#define CTCM_DBF_DEV(cat, dev, text) \
	122	do { \
aa3f2cb6	123	CTCM_DBF_TEXT_(cat, CTC_DBF_INFO, "%s(%p) :-: %s", \
293d984f PT	124	CTCM_FUNTAIL, dev, text); \
	125	} while (0)
	126
	127	#define MPC_DBF_DEV(cat, dev, text) \
	128	do { \
aa3f2cb6	129	CTCM_DBF_TEXT_(MPC_##cat, CTC_DBF_INFO, "%s(%p) :=: %s", \
293d984f PT	130	CTCM_FUNTAIL, dev, text); \
	131	} while (0)
	132
	133	#define CTCMY_DBF_DEV(cat, dev, text) \
	134	do { \
	135	if (IS_MPCDEV(dev)) \
	136	MPC_DBF_DEV(cat, dev, text); \
	137	else \
	138	CTCM_DBF_DEV(cat, dev, text); \
	139	} while (0)
	140
	141	#endif