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/* SPDX-License-Identifier: GPL-2.0 */
/*
* 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 32
extern debug_info_t *qdio_dbf_setup;
extern debug_info_t *qdio_dbf_error;
#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)
static inline void DBF_HEX(void *addr, int len)
{
while (len > 0) {
debug_event(qdio_dbf_setup, DBF_ERR, addr, len);
len -= qdio_dbf_setup->buf_size;
addr += qdio_dbf_setup->buf_size;
}
}
#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)
static inline void DBF_ERROR_HEX(void *addr, int len)
{
while (len > 0) {
debug_event(qdio_dbf_error, DBF_ERR, addr, len);
len -= qdio_dbf_error->buf_size;
addr += qdio_dbf_error->buf_size;
}
}
#define DBF_DEV_EVENT(level, device, text...) \
do { \
char debug_buffer[QDIO_DBF_LEN]; \
if (debug_level_enabled(device->debug_area, level)) { \
snprintf(debug_buffer, QDIO_DBF_LEN, text); \
debug_text_event(device->debug_area, level, debug_buffer); \
} \
} while (0)
static inline void DBF_DEV_HEX(struct qdio_irq *dev, void *addr,
int len, int level)
{
while (len > 0) {
debug_event(dev->debug_area, level, addr, len);
len -= dev->debug_area->buf_size;
addr += dev->debug_area->buf_size;
}
}
int 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);
int qdio_debug_init(void);
void qdio_debug_exit(void);
#endif
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