Disable CLx before system suspended only if previously was enabled. Signed-off-by: Gil Fine <gil.fine@xxxxxxxxx> --- drivers/thunderbolt/switch.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/thunderbolt/switch.c b/drivers/thunderbolt/switch.c index ac87e8b50e52..549523c9a543 100644 --- a/drivers/thunderbolt/switch.c +++ b/drivers/thunderbolt/switch.c @@ -3063,8 +3063,10 @@ void tb_switch_suspend(struct tb_switch *sw, bool runtime) * Actually only needed for Titan Ridge but for simplicity can be * done for USB4 device too as CLx is re-enabled at resume. */ - if (tb_switch_disable_clx(sw, TB_CL0S)) - tb_sw_warn(sw, "failed to disable CLx on upstream port\n"); + if (tb_switch_is_clx_enabled(sw)) { + if (tb_switch_disable_clx(sw, TB_CL0S)) + tb_sw_warn(sw, "failed to disable CLx on upstream port\n"); + } err = tb_plug_events_active(sw, false); if (err) -- 2.17.1 --------------------------------------------------------------------- Intel Israel (74) Limited This e-mail and any attachments may contain confidential material for the sole use of the intended recipient(s). Any review or distribution by others is strictly prohibited. If you are not the intended recipient, please contact the sender and delete all copies.