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-rw-r--r--drivers/s390/cio/vfio_ccw_private.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/s390/cio/vfio_ccw_private.h b/drivers/s390/cio/vfio_ccw_private.h
index f1092c3dc1b1..bbe9babf767b 100644
--- a/drivers/s390/cio/vfio_ccw_private.h
+++ b/drivers/s390/cio/vfio_ccw_private.h
@@ -17,6 +17,7 @@
#include <linux/eventfd.h>
#include <linux/workqueue.h>
#include <linux/vfio_ccw.h>
+#include <asm/debug.h>
#include "css.h"
#include "vfio_ccw_cp.h"
@@ -139,4 +140,20 @@ static inline void vfio_ccw_fsm_event(struct vfio_ccw_private *private,
extern struct workqueue_struct *vfio_ccw_work_q;
+
+/* s390 debug feature, similar to base cio */
+extern debug_info_t *vfio_ccw_debug_msg_id;
+extern debug_info_t *vfio_ccw_debug_trace_id;
+
+#define VFIO_CCW_TRACE_EVENT(imp, txt) \
+ debug_text_event(vfio_ccw_debug_trace_id, imp, txt)
+
+#define VFIO_CCW_MSG_EVENT(imp, args...) \
+ debug_sprintf_event(vfio_ccw_debug_msg_id, imp, ##args)
+
+static inline void VFIO_CCW_HEX_EVENT(int level, void *data, int length)
+{
+ debug_event(vfio_ccw_debug_trace_id, level, data, length);
+}
+
#endif