Commit 2426fdf7 authored by Mika Westerberg's avatar Mika Westerberg
Browse files

thunderbolt: Improve debug logging in tb_available_bandwidth() 



This makes it easier to see what is going on when bandwidth is being
allocated for tunneling.

Signed-off-by: default avatarMika Westerberg <mika.westerberg@linux.intel.com>
parent b0ef48fc

drivers/thunderbolt/tb.c

+5 −2
Original line number Diff line number Diff line
@@ -350,7 +350,9 @@ static int tb_available_bandwidth(struct tb *tb, struct tb_port *src_port, 
	struct tb_tunnel *tunnel;

	struct tb_port *port;



	tb_port_dbg(dst_port, "calculating available bandwidth\n");

	tb_dbg(tb, "calculating available bandwidth between %llx:%u <-> %llx:%u\n",

	       tb_route(src_port->sw), src_port->port, tb_route(dst_port->sw),

	       dst_port->port);



	tunnel = tb_find_first_usb3_tunnel(tb, src_port, dst_port);

	if (tunnel) {
@@ -387,7 +389,8 @@ static int tb_available_bandwidth(struct tb *tb, struct tb_port *src_port, 
		up_bw -= up_bw / 10;

		down_bw = up_bw;



		tb_port_dbg(port, "link total bandwidth %d Mb/s\n", up_bw);

		tb_port_dbg(port, "link total bandwidth %d/%d Mb/s\n", up_bw,

			    down_bw);



		/*

		 * Find all DP tunnels that cross the port and reduce