thunderbolt: Expose tb_tunnel_xxx() log macros to the rest of the driver

In order to allow more consistent logging of tunnel related information
make these logging macros available to the rest of the driver.
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>

drivers/thunderbolt/tunnel.c

@@ -58,27 +58,6 @@ MODULE_PARM_DESC(bw_alloc_mode,
 
 static const char * const tb_tunnel_names[] = { "PCI", "DP", "DMA", "USB3" };
 
-#define __TB_TUNNEL_PRINT(level, tunnel, fmt, arg...)                   \
-	do {                                                            \
-		struct tb_tunnel *__tunnel = (tunnel);                  \
-		level(__tunnel->tb, "%llx:%u <-> %llx:%u (%s): " fmt,   \
-		      tb_route(__tunnel->src_port->sw),                 \
-		      __tunnel->src_port->port,                         \
-		      tb_route(__tunnel->dst_port->sw),                 \
-		      __tunnel->dst_port->port,                         \
-		      tb_tunnel_names[__tunnel->type],			\
-		      ## arg);                                          \
-	} while (0)
-
-#define tb_tunnel_WARN(tunnel, fmt, arg...) \
-	__TB_TUNNEL_PRINT(tb_WARN, tunnel, fmt, ##arg)
-#define tb_tunnel_warn(tunnel, fmt, arg...) \
-	__TB_TUNNEL_PRINT(tb_warn, tunnel, fmt, ##arg)
-#define tb_tunnel_info(tunnel, fmt, arg...) \
-	__TB_TUNNEL_PRINT(tb_info, tunnel, fmt, ##arg)
-#define tb_tunnel_dbg(tunnel, fmt, arg...) \
-	__TB_TUNNEL_PRINT(tb_dbg, tunnel, fmt, ##arg)
-
 static inline unsigned int tb_usable_credits(const struct tb_port *port)
 {
 	return port->total_credits - port->ctl_credits;
@@ -2375,3 +2354,8 @@ void tb_tunnel_reclaim_available_bandwidth(struct tb_tunnel *tunnel,
 		tunnel->reclaim_available_bandwidth(tunnel, available_up,
 						    available_down);
 }
+
+const char *tb_tunnel_type_name(const struct tb_tunnel *tunnel)
+{
+	return tb_tunnel_names[tunnel->type];
+}

drivers/thunderbolt/tunnel.h

@@ -137,5 +137,27 @@ static inline bool tb_tunnel_is_usb3(const struct tb_tunnel *tunnel)
 	return tunnel->type == TB_TUNNEL_USB3;
 }
 
-#endif
+const char *tb_tunnel_type_name(const struct tb_tunnel *tunnel);
+
+#define __TB_TUNNEL_PRINT(level, tunnel, fmt, arg...)                   \
+	do {                                                            \
+		struct tb_tunnel *__tunnel = (tunnel);                  \
+		level(__tunnel->tb, "%llx:%u <-> %llx:%u (%s): " fmt,   \
+		      tb_route(__tunnel->src_port->sw),                 \
+		      __tunnel->src_port->port,                         \
+		      tb_route(__tunnel->dst_port->sw),                 \
+		      __tunnel->dst_port->port,                         \
+		      tb_tunnel_type_name(__tunnel),			\
+		      ## arg);                                          \
+	} while (0)
 
+#define tb_tunnel_WARN(tunnel, fmt, arg...) \
+	__TB_TUNNEL_PRINT(tb_WARN, tunnel, fmt, ##arg)
+#define tb_tunnel_warn(tunnel, fmt, arg...) \
+	__TB_TUNNEL_PRINT(tb_warn, tunnel, fmt, ##arg)
+#define tb_tunnel_info(tunnel, fmt, arg...) \
+	__TB_TUNNEL_PRINT(tb_info, tunnel, fmt, ##arg)
+#define tb_tunnel_dbg(tunnel, fmt, arg...) \
+	__TB_TUNNEL_PRINT(tb_dbg, tunnel, fmt, ##arg)
+
+#endif