linux/drivers/usb/typec/bus.h
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   1/* SPDX-License-Identifier: GPL-2.0 */
   2
   3#ifndef __USB_TYPEC_ALTMODE_H__
   4#define __USB_TYPEC_ALTMODE_H__
   5
   6#include <linux/usb/typec_altmode.h>
   7#include <linux/usb/typec_mux.h>
   8
   9struct bus_type;
  10
  11struct altmode {
  12        unsigned int                    id;
  13        struct typec_altmode            adev;
  14        struct typec_mux                *mux;
  15
  16        enum typec_port_data            roles;
  17
  18        struct attribute                *attrs[5];
  19        char                            group_name[8];
  20        struct attribute_group          group;
  21        const struct attribute_group    *groups[2];
  22
  23        struct altmode                  *partner;
  24        struct altmode                  *plug[2];
  25
  26        struct blocking_notifier_head   nh;
  27};
  28
  29#define to_altmode(d) container_of(d, struct altmode, adev)
  30
  31extern struct bus_type typec_bus;
  32extern const struct device_type typec_altmode_dev_type;
  33extern const struct device_type typec_port_dev_type;
  34
  35#define is_typec_altmode(_dev_) (_dev_->type == &typec_altmode_dev_type)
  36#define is_typec_port(_dev_) (_dev_->type == &typec_port_dev_type)
  37
  38extern struct class typec_mux_class;
  39
  40struct typec_switch {
  41        struct device dev;
  42        typec_switch_set_fn_t set;
  43};
  44
  45struct typec_mux {
  46        struct device dev;
  47        typec_mux_set_fn_t set;
  48};
  49
  50#define to_typec_switch(_dev_) container_of(_dev_, struct typec_switch, dev)
  51#define to_typec_mux(_dev_) container_of(_dev_, struct typec_mux, dev)
  52
  53#endif /* __USB_TYPEC_ALTMODE_H__ */
  54