From 4ec128733f68f77af452b0d97d8688cd33cd963e Mon Sep 17 00:00:00 2001 From: Andrei Kuchynski Date: Mon, 19 Jan 2026 13:18:19 +0000 Subject: [PATCH] platform/chrome: cros_ec_typec: Set no_mode_control flag This flag specifies that the Embedded Controller (EC) must receive explicit approval from the Application Processor (AP) before initiating Type-C alternate modes or USB4 mode. Signed-off-by: Andrei Kuchynski Reviewed-by: Heikki Krogerus Acked-by: Tzung-Bi Shih Reviewed-by: Benson Leung Link: https://patch.msgid.link/20260119131824.2529334-3-akuchynski@chromium.org Signed-off-by: Greg Kroah-Hartman --- drivers/platform/chrome/cros_ec_typec.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c index b712bcff6fb26..c0806c562bb93 100644 --- a/drivers/platform/chrome/cros_ec_typec.c +++ b/drivers/platform/chrome/cros_ec_typec.c @@ -491,6 +491,7 @@ static int cros_typec_init_ports(struct cros_typec_data *typec) cap->driver_data = cros_port; cap->ops = &cros_typec_usb_mode_ops; + cap->no_mode_control = !typec->ap_driven_altmode; cros_port->port = typec_register_port(dev, cap); if (IS_ERR(cros_port->port)) { -- 2.47.3