On Fri, Feb 23, 2024 at 12:23:03AM +0000, RD Babiera wrote:
> 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: 71ba4fe56656 ("usb: typec: altmodes/displayport: add SOP' support")
> Signed-off-by: RD Babiera <rdbabiera@xxxxxxxxxx>
Acked-by: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx>
> ---
> drivers/usb/typec/altmodes/displayport.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/usb/typec/altmodes/displayport.c b/drivers/usb/typec/altmodes/displayport.c
> index 5a80776c7255..867f9796f8a8 100644
> --- a/drivers/usb/typec/altmodes/displayport.c
> +++ b/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;
>
> base-commit: 3bf0514dc6f36f81ee11b1becd977cb87b4c90c6
> --
> 2.44.0.rc0.258.g7320e95886-goog
--
heikki
