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Diffstat (limited to 'drivers/thunderbolt/tunnel.h')
-rw-r--r--drivers/thunderbolt/tunnel.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/thunderbolt/tunnel.h b/drivers/thunderbolt/tunnel.h
index b4cff5482112..1a27ccd08b86 100644
--- a/drivers/thunderbolt/tunnel.h
+++ b/drivers/thunderbolt/tunnel.h
@@ -139,6 +139,12 @@ static inline bool tb_tunnel_is_usb3(const struct tb_tunnel *tunnel)
return tunnel->type == TB_TUNNEL_USB3;
}
+static inline bool tb_tunnel_direction_downstream(const struct tb_tunnel *tunnel)
+{
+ return tb_port_path_direction_downstream(tunnel->src_port,
+ tunnel->dst_port);
+}
+
const char *tb_tunnel_type_name(const struct tb_tunnel *tunnel);
#define __TB_TUNNEL_PRINT(level, tunnel, fmt, arg...) \