blob: 7485cdb9dd2017ce1d55987de2ca6a3f63fe38ae [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USB_TYPEC_CLASS__
#define __USB_TYPEC_CLASS__
#include <linux/device.h>
#include <linux/usb/typec.h>
struct typec_mux;
struct typec_switch;
struct usb_device;
struct typec_plug {
struct device dev;
enum typec_plug_index index;
struct ida mode_ids;
int num_altmodes;
};
struct typec_cable {
struct device dev;
enum typec_plug_type type;
struct usb_pd_identity *identity;
unsigned int active:1;
u16 pd_revision; /* 0300H = "3.0" */
enum usb_pd_svdm_ver svdm_version;
};
struct typec_partner {
struct device dev;
unsigned int usb_pd:1;
struct usb_pd_identity *identity;
enum typec_accessory accessory;
struct ida mode_ids;
int num_altmodes;
u16 pd_revision; /* 0300H = "3.0" */
enum usb_pd_svdm_ver svdm_version;
struct usb_power_delivery *pd;
void (*attach)(struct typec_partner *partner, struct device *dev);
void (*deattach)(struct typec_partner *partner, struct device *dev);
};
struct typec_port {
unsigned int id;
struct device dev;
struct ida mode_ids;
struct usb_power_delivery *pd;
int prefer_role;
enum typec_data_role data_role;
enum typec_role pwr_role;
enum typec_role vconn_role;
enum typec_pwr_opmode pwr_opmode;
enum typec_port_type port_type;
struct mutex port_type_lock;
enum typec_orientation orientation;
struct typec_switch *sw;
struct typec_mux *mux;
struct typec_retimer *retimer;
const struct typec_capability *cap;
const struct typec_operations *ops;
struct typec_connector con;
/*
* REVISIT: Only USB devices for now. If there are others, these need to
* be converted into a list.
*
* NOTE: These may be registered first before the typec_partner, so they
* will always have to be kept here instead of struct typec_partner.
*/
struct device *usb2_dev;
struct device *usb3_dev;
};
#define to_typec_port(_dev_) container_of(_dev_, struct typec_port, dev)
#define to_typec_plug(_dev_) container_of(_dev_, struct typec_plug, dev)
#define to_typec_cable(_dev_) container_of(_dev_, struct typec_cable, dev)
#define to_typec_partner(_dev_) container_of(_dev_, struct typec_partner, dev)
extern const struct device_type typec_partner_dev_type;
extern const struct device_type typec_cable_dev_type;
extern const struct device_type typec_plug_dev_type;
extern const struct device_type typec_port_dev_type;
#define is_typec_partner(dev) ((dev)->type == &typec_partner_dev_type)
#define is_typec_cable(dev) ((dev)->type == &typec_cable_dev_type)
#define is_typec_plug(dev) ((dev)->type == &typec_plug_dev_type)
#define is_typec_port(dev) ((dev)->type == &typec_port_dev_type)
extern const struct class typec_mux_class;
extern const struct class retimer_class;
extern const struct class typec_class;
#if defined(CONFIG_ACPI)
int typec_link_ports(struct typec_port *connector);
void typec_unlink_ports(struct typec_port *connector);
#else
static inline int typec_link_ports(struct typec_port *connector) { return 0; }
static inline void typec_unlink_ports(struct typec_port *connector) { }
#endif
#endif /* __USB_TYPEC_CLASS__ */