| Message ID | 20240222210903.208901-4-m.felsch@pengutronix.de |
|---|---|
| State | New |
| Headers | show |
| Series | USB-C TCPM Orientation Support | expand |
On Thu, Feb 22, 2024 at 10:09:02PM +0100, Marco Felsch wrote: > This adds the support to set the connector orientation value > accordingly. This is part of the optional CONFIG_STANDARD_OUTPUT > register 0x18, specified within the USB port controller spsicification > rev. 2.0 [1]. > > [1] https://www.usb.org/sites/default/files/documents/usb-port_controller_specification_rev2.0_v1.0_0.pdf > > Signed-off-by: Marco Felsch <m.felsch@pengutronix.de> Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> > --- > v3: > - no changes > v2: > - no changes > > drivers/usb/typec/tcpm/tcpm.c | 6 ++++++ > include/linux/usb/tcpm.h | 2 ++ > 2 files changed, 8 insertions(+) > > diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c > index 5945e3a2b0f7..85ca26687324 100644 > --- a/drivers/usb/typec/tcpm/tcpm.c > +++ b/drivers/usb/typec/tcpm/tcpm.c > @@ -1099,6 +1099,12 @@ static int tcpm_set_roles(struct tcpm_port *port, bool attached, > if (ret < 0) > return ret; > > + if (port->tcpc->set_orientation) { > + ret = port->tcpc->set_orientation(port->tcpc, orientation); > + if (ret < 0) > + return ret; > + } > + > port->pwr_role = role; > port->data_role = data; > typec_set_data_role(port->typec_port, data); > diff --git a/include/linux/usb/tcpm.h b/include/linux/usb/tcpm.h > index 65fac5e1f317..93b681ff3ef9 100644 > --- a/include/linux/usb/tcpm.h > +++ b/include/linux/usb/tcpm.h > @@ -133,6 +133,8 @@ struct tcpc_dev { > enum typec_cc_status *cc2); > int (*set_polarity)(struct tcpc_dev *dev, > enum typec_cc_polarity polarity); > + int (*set_orientation)(struct tcpc_dev *dev, > + enum typec_orientation orientation); > int (*set_vconn)(struct tcpc_dev *dev, bool on); > int (*set_vbus)(struct tcpc_dev *dev, bool on, bool charge); > int (*set_current_limit)(struct tcpc_dev *dev, u32 max_ma, u32 mv); > -- > 2.39.2
diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c index 5945e3a2b0f7..85ca26687324 100644 --- a/drivers/usb/typec/tcpm/tcpm.c +++ b/drivers/usb/typec/tcpm/tcpm.c @@ -1099,6 +1099,12 @@ static int tcpm_set_roles(struct tcpm_port *port, bool attached, if (ret < 0) return ret; + if (port->tcpc->set_orientation) { + ret = port->tcpc->set_orientation(port->tcpc, orientation); + if (ret < 0) + return ret; + } + port->pwr_role = role; port->data_role = data; typec_set_data_role(port->typec_port, data); diff --git a/include/linux/usb/tcpm.h b/include/linux/usb/tcpm.h index 65fac5e1f317..93b681ff3ef9 100644 --- a/include/linux/usb/tcpm.h +++ b/include/linux/usb/tcpm.h @@ -133,6 +133,8 @@ struct tcpc_dev { enum typec_cc_status *cc2); int (*set_polarity)(struct tcpc_dev *dev, enum typec_cc_polarity polarity); + int (*set_orientation)(struct tcpc_dev *dev, + enum typec_orientation orientation); int (*set_vconn)(struct tcpc_dev *dev, bool on); int (*set_vbus)(struct tcpc_dev *dev, bool on, bool charge); int (*set_current_limit)(struct tcpc_dev *dev, u32 max_ma, u32 mv);
This adds the support to set the connector orientation value accordingly. This is part of the optional CONFIG_STANDARD_OUTPUT register 0x18, specified within the USB port controller spsicification rev. 2.0 [1]. [1] https://www.usb.org/sites/default/files/documents/usb-port_controller_specification_rev2.0_v1.0_0.pdf Signed-off-by: Marco Felsch <m.felsch@pengutronix.de> --- v3: - no changes v2: - no changes drivers/usb/typec/tcpm/tcpm.c | 6 ++++++ include/linux/usb/tcpm.h | 2 ++ 2 files changed, 8 insertions(+)