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/*
* drivers/s390/cio/qdio_debug.h
*
* Copyright IBM Corp. 2008
*
* Author: Jan Glauber (jang@linux.vnet.ibm.com)
*/
#ifndef QDIO_DEBUG_H
#define QDIO_DEBUG_H
#include <asm/debug.h>
#include <asm/qdio.h>
#include "qdio.h"
/* that gives us 15 characters in the text event views */
#define QDIO_DBF_LEN 16
extern debug_info_t *qdio_dbf_setup;
extern debug_info_t *qdio_dbf_error;
/* sort out low debug levels early to avoid wasted sprints */
static inline int qdio_dbf_passes(debug_info_t *dbf_grp, int level)
{
return (level <= dbf_grp->level);
}
#define DBF_ERR 3 /* error conditions */
#define DBF_WARN 4 /* warning conditions */
#define DBF_INFO 6 /* informational */
#undef DBF_EVENT
#undef DBF_ERROR
#undef DBF_DEV_EVENT
#define DBF_EVENT(text...) \
do { \
char debug_buffer[QDIO_DBF_LEN]; \
snprintf(debug_buffer, QDIO_DBF_LEN, text); \
debug_text_event(qdio_dbf_setup, DBF_ERR, debug_buffer); \
} while (0)
#define DBF_HEX(addr, len) \
do { \
debug_event(qdio_dbf_setup, DBF_ERR, (void*)(addr), len); \
} while (0)
#define DBF_ERROR(text...) \
do { \
char debug_buffer[QDIO_DBF_LEN]; \
snprintf(debug_buffer, QDIO_DBF_LEN, text); \
debug_text_event(qdio_dbf_error, DBF_ERR, debug_buffer); \
} while (0)
#define DBF_ERROR_HEX(addr, len) \
do { \
debug_event(qdio_dbf_error, DBF_ERR, (void*)(addr), len); \
} while (0)
#define DBF_DEV_EVENT(level, device, text...) \
do { \
char debug_buffer[QDIO_DBF_LEN]; \
if (qdio_dbf_passes(device->debug_area, level)) { \
snprintf(debug_buffer, QDIO_DBF_LEN, text); \
debug_text_event(device->debug_area, level, debug_buffer); \
} \
} while (0)
#define DBF_DEV_HEX(level, device, addr, len) \
do { \
debug_event(device->debug_area, level, (void*)(addr), len); \
} while (0)
void qdio_allocate_dbf(struct qdio_initialize *init_data,
struct qdio_irq *irq_ptr);
void qdio_setup_debug_entries(struct qdio_irq *irq_ptr,
struct ccw_device *cdev);
void qdio_shutdown_debug_entries(struct qdio_irq *irq_ptr,
struct ccw_device *cdev);
int qdio_debug_init(void);
void qdio_debug_exit(void);
#endif
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