usb: typec: altmodes/displayport: send configure message on sop'

When the port is setting the pin configuration when no configuration is
chosen, the DisplayPort driver will not send Configure to the cable plug
if it's available. Add transition to DP_STATE_CONFIGURE_PRIME.

Fixes: 71ba4fe5 ("usb: typec: altmodes/displayport: add SOP' support")
Signed-off-by: RD Babiera <rdbabiera@google.com>
Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://lore.kernel.org/r/20240223002302.3937235-2-rdbabiera@google.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/typec/altmodes/displayport.c

@@ -164,7 +164,8 @@ static int dp_altmode_status_update(struct dp_altmode *dp)
 	} else if (!(con & DP_CONF_CURRENTLY(dp->data.conf))) {
 		ret = dp_altmode_configure(dp, con);
 		if (!ret) {
-			dp->state = DP_STATE_CONFIGURE;
+			dp->state = dp->plug_prime ? DP_STATE_CONFIGURE_PRIME :
+						     DP_STATE_CONFIGURE;
 			if (dp->hpd != hpd) {
 				dp->hpd = hpd;
 				dp->pending_hpd = true;