[linux-block.git] / drivers / s390 / net / ctcm_dbug.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 *	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
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
293d984f	2	/*
293d984f PT	3	* Copyright IBM Corp. 2001, 2007
	4	* Authors: Peter Tiedemann (ptiedem@de.ibm.com)
	5	*
	6	*/
	7
	8	#ifndef _CTCM_DBUG_H_
	9	#define _CTCM_DBUG_H_
	10
	11	/*
	12	* Debug Facility stuff
	13	*/
	14
	15	#include <asm/debug.h>
	16
	17	#ifdef DEBUG
	18	#define do_debug 1
	19	#else
	20	#define do_debug 0
	21	#endif
293d984f PT	22	#ifdef DEBUGCCW
293d984f PT	23	#define do_debug_ccw 1
aa3f2cb6	24	#define DEBUGDATA 1
293d984f PT	25	#else
	26	#define do_debug_ccw 0
	27	#endif
aa3f2cb6 PT	28	#ifdef DEBUGDATA
	29	#define do_debug_data 1
	30	#else
	31	#define do_debug_data 0
	32	#endif
293d984f PT	33
	34	/* define dbf debug levels similar to kernel msg levels */
	35	#define CTC_DBF_ALWAYS 0 /* always print this */
	36	#define CTC_DBF_EMERG 0 /* system is unusable */
	37	#define CTC_DBF_ALERT 1 /* action must be taken immediately */
	38	#define CTC_DBF_CRIT 2 /* critical conditions */
	39	#define CTC_DBF_ERROR 3 /* error conditions */
	40	#define CTC_DBF_WARN 4 /* warning conditions */
	41	#define CTC_DBF_NOTICE 5 /* normal but significant condition */
	42	#define CTC_DBF_INFO 5 /* informational */
	43	#define CTC_DBF_DEBUG 6 /* debug-level messages */
	44
293d984f PT	45	enum ctcm_dbf_names {
	46	CTCM_DBF_SETUP,
	47	CTCM_DBF_ERROR,
	48	CTCM_DBF_TRACE,
	49	CTCM_DBF_MPC_SETUP,
	50	CTCM_DBF_MPC_ERROR,
	51	CTCM_DBF_MPC_TRACE,
	52	CTCM_DBF_INFOS /* must be last element */
	53	};
	54
	55	struct ctcm_dbf_info {
	56	char name[DEBUG_MAX_NAME_LEN];
	57	int pages;
	58	int areas;
	59	int len;
	60	int level;
	61	debug_info_t *id;
	62	};
	63
	64	extern struct ctcm_dbf_info ctcm_dbf[CTCM_DBF_INFOS];
	65
	66	int ctcm_register_dbf_views(void);
	67	void ctcm_unregister_dbf_views(void);
aa3f2cb6	68	void ctcm_dbf_longtext(enum ctcm_dbf_names dbf_nix, int level, char *text, ...);
293d984f PT	69
	70	static inline const char strtail(const char s, int n)
	71	{
	72	int l = strlen(s);
	73	return (l > n) ? s + (l - n) : s;
	74	}
	75
293d984f PT	76	#define CTCM_FUNTAIL strtail((char *)__func__, 16)
	77
	78	#define CTCM_DBF_TEXT(name, level, text) \
	79	do { \
	80	debug_text_event(ctcm_dbf[CTCM_DBF_##name].id, level, text); \
	81	} while (0)
	82
	83	#define CTCM_DBF_HEX(name, level, addr, len) \
	84	do { \
	85	debug_event(ctcm_dbf[CTCM_DBF_##name].id, \
	86	level, (void *)(addr), len); \
	87	} while (0)
	88
	89	#define CTCM_DBF_TEXT_(name, level, text...) \
aa3f2cb6	90	ctcm_dbf_longtext(CTCM_DBF_##name, level, text)
293d984f PT	91
	92	/*
	93	* cat : one of {setup, mpc_setup, trace, mpc_trace, error, mpc_error}.
	94	* dev : netdevice with valid name field.
	95	* text: any text string.
	96	*/
	97	#define CTCM_DBF_DEV_NAME(cat, dev, text) \
	98	do { \
aa3f2cb6	99	CTCM_DBF_TEXT_(cat, CTC_DBF_INFO, "%s(%s) :- %s", \
293d984f PT	100	CTCM_FUNTAIL, dev->name, text); \
	101	} while (0)
	102
	103	#define MPC_DBF_DEV_NAME(cat, dev, text) \
	104	do { \
aa3f2cb6	105	CTCM_DBF_TEXT_(MPC_##cat, CTC_DBF_INFO, "%s(%s) := %s", \
293d984f PT	106	CTCM_FUNTAIL, dev->name, text); \
	107	} while (0)
	108
	109	#define CTCMY_DBF_DEV_NAME(cat, dev, text) \
	110	do { \
	111	if (IS_MPCDEV(dev)) \
	112	MPC_DBF_DEV_NAME(cat, dev, text); \
	113	else \
	114	CTCM_DBF_DEV_NAME(cat, dev, text); \
	115	} while (0)
	116
	117	/*
	118	* cat : one of {setup, mpc_setup, trace, mpc_trace, error, mpc_error}.
	119	* dev : netdevice.
	120	* text: any text string.
	121	*/
	122	#define CTCM_DBF_DEV(cat, dev, text) \
	123	do { \
aa3f2cb6	124	CTCM_DBF_TEXT_(cat, CTC_DBF_INFO, "%s(%p) :-: %s", \
293d984f PT	125	CTCM_FUNTAIL, dev, text); \
	126	} while (0)
	127
	128	#define MPC_DBF_DEV(cat, dev, text) \
	129	do { \
aa3f2cb6	130	CTCM_DBF_TEXT_(MPC_##cat, CTC_DBF_INFO, "%s(%p) :=: %s", \
293d984f PT	131	CTCM_FUNTAIL, dev, text); \
	132	} while (0)
	133
	134	#define CTCMY_DBF_DEV(cat, dev, text) \
	135	do { \
	136	if (IS_MPCDEV(dev)) \
	137	MPC_DBF_DEV(cat, dev, text); \
	138	else \
	139	CTCM_DBF_DEV(cat, dev, text); \
	140	} while (0)
	141
	142	#endif