1 files changed, 31 insertions, 0 deletions

diff --git a/drivers/scsi/fcoe/libfcoe.h b/drivers/scsi/fcoe/libfcoe.h
new file mode 100644
index 000000000000..6af5fc3a17d8
--- /dev/null
+++ b/drivers/scsi/fcoe/libfcoe.h
@@ -0,0 +1,31 @@
+#ifndef _FCOE_LIBFCOE_H_
+#define _FCOE_LIBFCOE_H_
+
+extern unsigned int libfcoe_debug_logging;
+#define LIBFCOE_LOGGING     0x01 /* General logging, not categorized */
+#define LIBFCOE_FIP_LOGGING 0x02 /* FIP logging */
+#define LIBFCOE_TRANSPORT_LOGGING       0x04 /* FCoE transport logging */
+
+#define LIBFCOE_CHECK_LOGGING(LEVEL, CMD)               \
+do {                                                    \
+        if (unlikely(libfcoe_debug_logging & LEVEL))    \
+                do {                                    \
+                        CMD;                            \
+                } while (0);                            \
+} while (0)
+
+#define LIBFCOE_DBG(fmt, args...)                                       \
+        LIBFCOE_CHECK_LOGGING(LIBFCOE_LOGGING,                          \
+                              printk(KERN_INFO "libfcoe: " fmt, ##args);)
+
+#define LIBFCOE_FIP_DBG(fip, fmt, args...)                              \
+        LIBFCOE_CHECK_LOGGING(LIBFCOE_FIP_LOGGING,                      \
+                              printk(KERN_INFO "host%d: fip: " fmt,     \
+                                     (fip)->lp->host->host_no, ##args);)
+
+#define LIBFCOE_TRANSPORT_DBG(fmt, args...)                             \
+        LIBFCOE_CHECK_LOGGING(LIBFCOE_TRANSPORT_LOGGING,                \
+                              printk(KERN_INFO "%s: " fmt,              \
+                                     __func__, ##args);)
+
+#endif /* _FCOE_LIBFCOE_H_ */