From: Mika Westerberg Date: Fri, 20 May 2022 10:35:19 +0000 (+0300) Subject: thunderbolt: Use correct function to calculate maximum USB3 link rate X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=e8ff07fb33026c5c1bb5b81293496faba5d68059;p=linux.git thunderbolt: Use correct function to calculate maximum USB3 link rate We need to take minimum of both sides of the USB3 link into consideration, not just the downstream port. Fix this by calling tb_usb3_max_link_rate() instead. Fixes: 0bd680cd900c ("thunderbolt: Add USB3 bandwidth management") Cc: stable@vger.kernel.org Acked-by: Yehezkel Bernat Signed-off-by: Mika Westerberg --- diff --git a/drivers/thunderbolt/tunnel.c b/drivers/thunderbolt/tunnel.c index 2c3cf7fc33571..1fc3c29b24f83 100644 --- a/drivers/thunderbolt/tunnel.c +++ b/drivers/thunderbolt/tunnel.c @@ -1275,7 +1275,7 @@ static void tb_usb3_reclaim_available_bandwidth(struct tb_tunnel *tunnel, return; } else if (!ret) { /* Use maximum link rate if the link valid is not set */ - ret = usb4_usb3_port_max_link_rate(tunnel->src_port); + ret = tb_usb3_max_link_rate(tunnel->dst_port, tunnel->src_port); if (ret < 0) { tb_tunnel_warn(tunnel, "failed to read maximum link rate\n"); return;