linux-kernel - [PATCH 10/10] platform/chrome: cros_ec_typec: Report USB4 mode entry status via callback

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Message-ID: <20250616133147.1835939-11-akuchynski@chromium.org>
Date: Mon, 16 Jun 2025 13:31:47 +0000
From: Andrei Kuchynski <akuchynski@...omium.org>
To: Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
	Dmitry Baryshkov <lumag@...nel.org>,
	Abhishek Pandit-Subedi <abhishekpandit@...omium.org>,
	Jameson Thies <jthies@...gle.com>,
	Benson Leung <bleung@...omium.org>,
	Tzung-Bi Shih <tzungbi@...nel.org>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Guenter Roeck <groeck@...omium.org>,
	Pooja Katiyar <pooja.katiyar@...el.com>,
	Badhri Jagan Sridharan <badhri@...gle.com>,
	RD Babiera <rdbabiera@...gle.com>,
	linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	chrome-platform@...ts.linux.dev,
	Andrei Kuchynski <akuchynski@...omium.org>
Subject: [PATCH 10/10] platform/chrome: cros_ec_typec: Report USB4 mode entry status via callback

The Type-C mode selection logic requires feedback on the result of USB4
mode entry attempt. Call the `typec_mode_selection_usb4_complete()`
callback to provide this final success or failure status.

Signed-off-by: Andrei Kuchynski <akuchynski@...omium.org>
---
 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 a4f338771094..c5a7f42ffb5a 100644
--- a/drivers/platform/chrome/cros_ec_typec.c
+++ b/drivers/platform/chrome/cros_ec_typec.c
@@ -698,6 +698,7 @@ static int cros_typec_configure_mux(struct cros_typec_data *typec, int port_num,
 
 	if (port->mux_flags & USB_PD_MUX_USB4_ENABLED) {
 		ret = cros_typec_enable_usb4(typec, port_num, pd_ctrl);
+		typec_mode_selection_usb4_complete(port->partner, ret);
 	} else if (port->mux_flags & USB_PD_MUX_TBT_COMPAT_ENABLED) {
 		ret = cros_typec_enable_tbt(typec, port_num, pd_ctrl);
 		cros_typec_tbt_status_update(
-- 
2.50.0.rc1.591.g9c95f17f64-goog