2 files changed, 41 insertions, 0 deletions
diff --git a/drivers/usb/typec/class.c b/drivers/usb/typec/class.c
index 8fc9795d6bd4..caea2b829980 100644
--- a/drivers/usb/typec/class.c
+++ b/drivers/usb/typec/class.c
@@ -2132,6 +2132,46 @@ int typec_get_negotiated_svdm_version(struct typec_port *port)
 EXPORT_SYMBOL_GPL(typec_get_negotiated_svdm_version);
 
 /**
+ * typec_get_cable_svdm_version - Get cable negotiated SVDM Version
+ * @port: USB Type-C Port.
+ *
+ * Get the negotiated SVDM Version for the cable. The Version is set to the port
+ * default value based on the PD Revision during cable registration, and updated
+ * after a successful Discover Identity if the negotiated value is less than the
+ * default.
+ *
+ * Returns usb_pd_svdm_ver if the cable has been registered otherwise -ENODEV.
+ */
+int typec_get_cable_svdm_version(struct typec_port *port)
+{
+	enum usb_pd_svdm_ver svdm_version;
+	struct device *cable_dev;
+
+	cable_dev = device_find_child(&port->dev, NULL, cable_match);
+	if (!cable_dev)
+		return -ENODEV;
+
+	svdm_version = to_typec_cable(cable_dev)->svdm_version;
+	put_device(cable_dev);
+
+	return svdm_version;
+}
+EXPORT_SYMBOL_GPL(typec_get_cable_svdm_version);
+
+/**
+ * typec_cable_set_svdm_version - Set negotiated Structured VDM (SVDM) Version
+ * @cable: USB Type-C Active Cable that supports SVDM
+ * @svdm_version: Negotiated SVDM Version
+ *
+ * This routine is used to save the negotiated SVDM Version.
+ */
+void typec_cable_set_svdm_version(struct typec_cable *cable, enum usb_pd_svdm_ver svdm_version)
+{
+	cable->svdm_version = svdm_version;
+}
+EXPORT_SYMBOL_GPL(typec_cable_set_svdm_version);
+
+/**
  * typec_get_drvdata - Return private driver data pointer
  * @port: USB Type-C port
  */
diff --git a/drivers/usb/typec/class.h b/drivers/usb/typec/class.h
index c36761ba3f59..759b98355eeb 100644
--- a/drivers/usb/typec/class.h
+++ b/drivers/usb/typec/class.h
@@ -23,6 +23,7 @@ struct typec_cable {
 	struct usb_pd_identity		*identity;
 	unsigned int			active:1;
 	u16				pd_revision; /* 0300H = "3.0" */
+	enum usb_pd_svdm_ver		svdm_version;
 };
 
 struct typec_partner {