[PATCH 04/14 v1] usb: typec: tcpci: Add a getter method to retrieve tcpm_port reference

From: Badhri Jagan Sridharan
Date: Tue Aug 25 2020 - 00:22:48 EST


Allow chip level drivers to retrieve reference to tcpm_port.

Signed-off-by: Badhri Jagan Sridharan <badhri@xxxxxxxxxx>
---
drivers/usb/typec/tcpm/tcpci.c | 6 ++++++
drivers/usb/typec/tcpm/tcpci.h | 2 ++
2 files changed, 8 insertions(+)

diff --git a/drivers/usb/typec/tcpm/tcpci.c b/drivers/usb/typec/tcpm/tcpci.c
index 9e814d454d14..7b7991c8ac87 100644
--- a/drivers/usb/typec/tcpm/tcpci.c
+++ b/drivers/usb/typec/tcpm/tcpci.c
@@ -38,6 +38,12 @@ struct tcpci_chip {
struct tcpci_data data;
};

+struct tcpm_port *tcpci_get_tcpm_port(struct tcpci *tcpci)
+{
+ return tcpci->port;
+}
+EXPORT_SYMBOL_GPL(tcpci_get_tcpm_port);
+
static inline struct tcpci *tcpc_to_tcpci(struct tcpc_dev *tcpc)
{
return container_of(tcpc, struct tcpci, tcpc);
diff --git a/drivers/usb/typec/tcpm/tcpci.h b/drivers/usb/typec/tcpm/tcpci.h
index cf9d8b63adcb..04c49a0b0368 100644
--- a/drivers/usb/typec/tcpm/tcpci.h
+++ b/drivers/usb/typec/tcpm/tcpci.h
@@ -150,4 +150,6 @@ struct tcpci *tcpci_register_port(struct device *dev, struct tcpci_data *data);
void tcpci_unregister_port(struct tcpci *tcpci);
irqreturn_t tcpci_irq(struct tcpci *tcpci);

+struct tcpm_port;
+struct tcpm_port *tcpci_get_tcpm_port(struct tcpci *tcpci);
#endif /* __LINUX_USB_TCPCI_H */
--
2.28.0.297.g1956fa8f8d-goog