usb: typec: tcpm: Add support for altmodes

Add support for altmodes described in the usb-connector fwnode
associated with the Type-C controller by calling the new
typec_port_register_altmodes_from_fwnode() helper for this.

Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20210409134033.105834-3-hdegoede@redhat.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
index d1d03ee..1c32bdf 100644 (file)
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -6143,6 +6143,10 @@ struct tcpm_port *tcpm_register_port(struct device *dev, struct tcpc_dev *tcpc)
                goto out_role_sw_put;
        }
 
+       typec_port_register_altmodes(port->typec_port,
+                                    &tcpm_altmode_ops, port,
+                                    port->port_altmode, ALTMODE_DISCOVERY_MAX);
+
        mutex_lock(&port->lock);
        tcpm_init(port);
        mutex_unlock(&port->lock);