1 files changed, 73 insertions, 0 deletions
diff --git a/drivers/s390/cio/qdio_debug.h b/drivers/s390/cio/qdio_debug.h
new file mode 100644
index 000000000..0dfba085f
--- /dev/null
+++ b/drivers/s390/cio/qdio_debug.h
@@ -0,0 +1,73 @@
+/* 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)
+{
+	debug_event(qdio_dbf_setup, DBF_ERR, addr, len);
+}
+
+#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)
+{
+	debug_event(qdio_dbf_error, DBF_ERR, addr, len);
+}
+
+#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)
+{
+	debug_event(dev->debug_area, level, addr, len);
+}
+
+int qdio_allocate_dbf(struct qdio_irq *irq_ptr);
+void qdio_setup_debug_entries(struct qdio_irq *irq_ptr);
+void qdio_shutdown_debug_entries(struct qdio_irq *irq_ptr);
+int qdio_debug_init(void);
+void qdio_debug_exit(void);
+
+#endif