Commit 5424a442 authored by RD Babiera's avatar RD Babiera Committed by Greg Kroah-Hartman
Browse files

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: default avatarRD Babiera <rdbabiera@google.com>
Acked-by: default avatarHeikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://lore.kernel.org/r/20240223002302.3937235-2-rdbabiera@google.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 0e287901

drivers/usb/typec/altmodes/displayport.c

+2 −1
Original line number Diff line number Diff line
@@ -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;