{
struct tb_cm *tcm = tb_priv(port->sw->tb);
struct tb_port *upstream_port;
+ bool discovery = false;
struct tb_switch *sw;
int ret;
* tunnels and know which switches were authorized already by
* the boot firmware.
*/
- if (!tcm->hotplug_active)
+ if (!tcm->hotplug_active) {
dev_set_uevent_suppress(&sw->dev, true);
+ discovery = true;
+ }
/*
* At the moment Thunderbolt 2 and beyond (devices with LC) we
* CL0s and CL1 are enabled and supported together.
* Silently ignore CLx enabling in case CLx is not supported.
*/
- ret = tb_switch_enable_clx(sw, TB_CL1);
- if (ret && ret != -EOPNOTSUPP)
- tb_sw_warn(sw, "failed to enable %s on upstream port\n",
- tb_switch_clx_name(TB_CL1));
+ if (discovery) {
+ tb_sw_dbg(sw, "discovery, not touching CL states\n");
+ } else {
+ ret = tb_switch_enable_clx(sw, TB_CL1);
+ if (ret && ret != -EOPNOTSUPP)
+ tb_sw_warn(sw, "failed to enable %s on upstream port\n",
+ tb_switch_clx_name(TB_CL1));
+ }
if (tb_switch_is_clx_enabled(sw, TB_CL1))
/*