thunderbolt: Add support for USB 3.x tunnels

[linux-2.6-microblaze.git] / drivers / thunderbolt / tunnel.h

diff --git a/drivers/thunderbolt/tunnel.h b/drivers/thunderbolt/tunnel.h
index ba888da..3f5ba93 100644 (file)
--- a/drivers/thunderbolt/tunnel.h
+++ b/drivers/thunderbolt/tunnel.h
@@ -15,6 +15,7 @@ enum tb_tunnel_type {
        TB_TUNNEL_PCI,
        TB_TUNNEL_DP,
        TB_TUNNEL_DMA,
+       TB_TUNNEL_USB3,
 };
 
 /**
@@ -57,6 +58,9 @@ struct tb_tunnel *tb_tunnel_alloc_dma(struct tb *tb, struct tb_port *nhi,
                                      struct tb_port *dst, int transmit_ring,
                                      int transmit_path, int receive_ring,
                                      int receive_path);
+struct tb_tunnel *tb_tunnel_discover_usb3(struct tb *tb, struct tb_port *down);
+struct tb_tunnel *tb_tunnel_alloc_usb3(struct tb *tb, struct tb_port *up,
+                                      struct tb_port *down);
 
 void tb_tunnel_free(struct tb_tunnel *tunnel);
 int tb_tunnel_activate(struct tb_tunnel *tunnel);
@@ -82,5 +86,10 @@ static inline bool tb_tunnel_is_dma(const struct tb_tunnel *tunnel)
        return tunnel->type == TB_TUNNEL_DMA;
 }
 
+static inline bool tb_tunnel_is_usb3(const struct tb_tunnel *tunnel)
+{
+       return tunnel->type == TB_TUNNEL_USB3;
+}
+
 #endif