thunderbolt: Initialize TMU again on resume

The TMU will be reset after router exits sleep so in order to
re-configure it upon resume make sure the structure is initialized again
based on the current hardware state.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>

diff --git a/drivers/thunderbolt/switch.c b/drivers/thunderbolt/switch.c
index 55ed8bcc60c3a81b63b9884e64c517246948495a..0d4e4b7902c606a37aa45aa2fd337be70da34e98 100644 (file)
--- a/drivers/thunderbolt/switch.c
+++ b/drivers/thunderbolt/switch.c
@@ -2533,6 +2533,10 @@ int tb_switch_resume(struct tb_switch *sw)
        if (err)
                return err;
 
+       err = tb_switch_tmu_init(sw);
+       if (err)
+               return err;
+
        /* check for surviving downstream switches */
        tb_switch_for_each_port(sw, port) {
                if (!tb_port_has_remote(port) && !port->xdomain)