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[34.141.175.244]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-608b4a94ce7sm6036664a12.58.2025.06.16.06.33.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Jun 2025 06:33:11 -0700 (PDT) From: Andrei Kuchynski To: Heikki Krogerus , Dmitry Baryshkov , Abhishek Pandit-Subedi , Jameson Thies , Benson Leung , Tzung-Bi Shih Cc: Greg Kroah-Hartman , Guenter Roeck , Pooja Katiyar , Badhri Jagan Sridharan , RD Babiera , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, chrome-platform@lists.linux.dev, Andrei Kuchynski Subject: [PATCH 02/10] platform/chrome: cros_ec_typec: Set alt_mode_override flag Date: Mon, 16 Jun 2025 13:31:39 +0000 Message-ID: <20250616133147.1835939-3-akuchynski@chromium.org> X-Mailer: git-send-email 2.50.0.rc1.591.g9c95f17f64-goog In-Reply-To: <20250616133147.1835939-1-akuchynski@chromium.org> References: <20250616133147.1835939-1-akuchynski@chromium.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 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 --- 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/chr= ome/cros_ec_typec.c index 7678e3d05fd3..3aed429fde03 100644 --- a/drivers/platform/chrome/cros_ec_typec.c +++ b/drivers/platform/chrome/cros_ec_typec.c @@ -408,6 +408,7 @@ static int cros_typec_init_ports(struct cros_typec_data= *typec) =20 cap->driver_data =3D cros_port; cap->ops =3D &cros_typec_usb_mode_ops; + cap->alt_mode_override =3D typec->ap_driven_altmode; =20 cros_port->port =3D typec_register_port(dev, cap); if (IS_ERR(cros_port->port)) { --=20 2.50.0.rc1.591.g9c95f17f64-goog