tb_wait_for_port 1990 drivers/thunderbolt/switch.c if (tb_wait_for_port(port, true) <= 0) { tb_wait_for_port 165 drivers/thunderbolt/tb.c if (tb_wait_for_port(port, false) <= 0) tb_wait_for_port 594 drivers/thunderbolt/tb.h int tb_wait_for_port(struct tb_port *port, bool wait_if_unplugged);