Commit b9358a06 authored by Badhri Jagan Sridharan's avatar Badhri Jagan Sridharan Committed by Greg Kroah-Hartman
Browse files

usb: typec: tcpci: Add set_vbus tcpci callback 



set_vbus callback allows TCPC which are TCPCI based, however,
does not support turning on sink and source mode through
Command.SinkVbus and Command.SourceVbusDefaultVoltage.

Signed-off-by: default avatarBadhri Jagan Sridharan <badhri@google.com>
Reviewed-by: default avatarHeikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://lore.kernel.org/r/20201008061556.1402293-3-badhri@google.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 58ea326b

drivers/usb/typec/tcpm/tcpci.c

+7 −0
Original line number Diff line number Diff line
@@ -328,6 +328,13 @@ static int tcpci_set_vbus(struct tcpc_dev *tcpc, bool source, bool sink) 
	struct tcpci *tcpci = tcpc_to_tcpci(tcpc);

	int ret;



	if (tcpci->data->set_vbus) {

		ret = tcpci->data->set_vbus(tcpci, tcpci->data, source, sink);

		/* Bypass when ret > 0 */

		if (ret != 0)

			return ret < 0 ? ret : 0;

	}



	/* Disable both source and sink first before enabling anything */



	if (!source) {

drivers/usb/typec/tcpm/tcpci.h

+1 −0
Original line number Diff line number Diff line
@@ -144,6 +144,7 @@ struct tcpci_data { 
			 bool enable);

	int (*start_drp_toggling)(struct tcpci *tcpci, struct tcpci_data *data,

				  enum typec_cc_status cc);

	int (*set_vbus)(struct tcpci *tcpci, struct tcpci_data *data, bool source, bool sink);

};



struct tcpci *tcpci_register_port(struct device *dev, struct tcpci_data *data);

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