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ctcm driver supports the channel-to-channel connections of the old ctc driver plus an additional MPC protocol to provide SNA connectivity. This new ctcm driver replaces the existing ctc driver. Signed-off-by: Peter Tiedemann <ptiedem@de.ibm.com> Signed-off-by: Ursula Braun <braunu@de.ibm.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
159 lines
3.6 KiB
C
159 lines
3.6 KiB
C
/*
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* drivers/s390/net/ctcm_dbug.h
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*
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* Copyright IBM Corp. 2001, 2007
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* Authors: Peter Tiedemann (ptiedem@de.ibm.com)
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*
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*/
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#ifndef _CTCM_DBUG_H_
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#define _CTCM_DBUG_H_
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/*
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* Debug Facility stuff
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*/
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#include <asm/debug.h>
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#ifdef DEBUG
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#define do_debug 1
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#else
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#define do_debug 0
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#endif
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#ifdef DEBUGDATA
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#define do_debug_data 1
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#else
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#define do_debug_data 0
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#endif
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#ifdef DEBUGCCW
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#define do_debug_ccw 1
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#else
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#define do_debug_ccw 0
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#endif
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/* define dbf debug levels similar to kernel msg levels */
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#define CTC_DBF_ALWAYS 0 /* always print this */
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#define CTC_DBF_EMERG 0 /* system is unusable */
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#define CTC_DBF_ALERT 1 /* action must be taken immediately */
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#define CTC_DBF_CRIT 2 /* critical conditions */
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#define CTC_DBF_ERROR 3 /* error conditions */
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#define CTC_DBF_WARN 4 /* warning conditions */
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#define CTC_DBF_NOTICE 5 /* normal but significant condition */
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#define CTC_DBF_INFO 5 /* informational */
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#define CTC_DBF_DEBUG 6 /* debug-level messages */
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DECLARE_PER_CPU(char[256], ctcm_dbf_txt_buf);
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enum ctcm_dbf_names {
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CTCM_DBF_SETUP,
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CTCM_DBF_ERROR,
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CTCM_DBF_TRACE,
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CTCM_DBF_MPC_SETUP,
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CTCM_DBF_MPC_ERROR,
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CTCM_DBF_MPC_TRACE,
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CTCM_DBF_INFOS /* must be last element */
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};
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struct ctcm_dbf_info {
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char name[DEBUG_MAX_NAME_LEN];
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int pages;
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int areas;
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int len;
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int level;
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debug_info_t *id;
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};
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extern struct ctcm_dbf_info ctcm_dbf[CTCM_DBF_INFOS];
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int ctcm_register_dbf_views(void);
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void ctcm_unregister_dbf_views(void);
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static inline const char *strtail(const char *s, int n)
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{
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int l = strlen(s);
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return (l > n) ? s + (l - n) : s;
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}
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/* sort out levels early to avoid unnecessary sprintfs */
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static inline int ctcm_dbf_passes(debug_info_t *dbf_grp, int level)
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{
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return (dbf_grp->level >= level);
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}
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#define CTCM_FUNTAIL strtail((char *)__func__, 16)
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#define CTCM_DBF_TEXT(name, level, text) \
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do { \
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debug_text_event(ctcm_dbf[CTCM_DBF_##name].id, level, text); \
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} while (0)
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#define CTCM_DBF_HEX(name, level, addr, len) \
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do { \
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debug_event(ctcm_dbf[CTCM_DBF_##name].id, \
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level, (void *)(addr), len); \
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} while (0)
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#define CTCM_DBF_TEXT_(name, level, text...) \
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do { \
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if (ctcm_dbf_passes(ctcm_dbf[CTCM_DBF_##name].id, level)) { \
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char *ctcm_dbf_txt_buf = \
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get_cpu_var(ctcm_dbf_txt_buf); \
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sprintf(ctcm_dbf_txt_buf, text); \
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debug_text_event(ctcm_dbf[CTCM_DBF_##name].id, \
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level, ctcm_dbf_txt_buf); \
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put_cpu_var(ctcm_dbf_txt_buf); \
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} \
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} while (0)
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/*
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* cat : one of {setup, mpc_setup, trace, mpc_trace, error, mpc_error}.
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* dev : netdevice with valid name field.
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* text: any text string.
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*/
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#define CTCM_DBF_DEV_NAME(cat, dev, text) \
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do { \
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CTCM_DBF_TEXT_(cat, CTC_DBF_INFO, "%s(%s) : %s", \
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CTCM_FUNTAIL, dev->name, text); \
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} while (0)
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#define MPC_DBF_DEV_NAME(cat, dev, text) \
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do { \
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CTCM_DBF_TEXT_(MPC_##cat, CTC_DBF_INFO, "%s(%s) : %s", \
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CTCM_FUNTAIL, dev->name, text); \
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} while (0)
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#define CTCMY_DBF_DEV_NAME(cat, dev, text) \
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do { \
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if (IS_MPCDEV(dev)) \
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MPC_DBF_DEV_NAME(cat, dev, text); \
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else \
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CTCM_DBF_DEV_NAME(cat, dev, text); \
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} while (0)
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/*
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* cat : one of {setup, mpc_setup, trace, mpc_trace, error, mpc_error}.
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* dev : netdevice.
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* text: any text string.
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*/
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#define CTCM_DBF_DEV(cat, dev, text) \
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do { \
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CTCM_DBF_TEXT_(cat, CTC_DBF_INFO, "%s(%p) : %s", \
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CTCM_FUNTAIL, dev, text); \
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} while (0)
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#define MPC_DBF_DEV(cat, dev, text) \
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do { \
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CTCM_DBF_TEXT_(MPC_##cat, CTC_DBF_INFO, "%s(%p) : %s", \
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CTCM_FUNTAIL, dev, text); \
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} while (0)
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#define CTCMY_DBF_DEV(cat, dev, text) \
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do { \
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if (IS_MPCDEV(dev)) \
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MPC_DBF_DEV(cat, dev, text); \
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else \
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CTCM_DBF_DEV(cat, dev, text); \
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} while (0)
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#endif
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