1  /* SPDX-License-Identifier: GPL-2.0 */
2  
3  #ifndef __USB_TYPEC_RETIMER
4  #define __USB_TYPEC_RETIMER
5  
6  #include <linux/property.h>
7  #include <linux/usb/typec.h>
8  
9  struct device;
10  struct typec_retimer;
11  struct typec_altmode;
12  struct fwnode_handle;
13  
14  struct typec_retimer_state {
15  	struct typec_altmode *alt;
16  	unsigned long mode;
17  	void *data;
18  };
19  
20  typedef int (*typec_retimer_set_fn_t)(struct typec_retimer *retimer,
21  				      struct typec_retimer_state *state);
22  
23  struct typec_retimer_desc {
24  	struct fwnode_handle *fwnode;
25  	typec_retimer_set_fn_t set;
26  	const char *name;
27  	void *drvdata;
28  };
29  
30  struct typec_retimer *fwnode_typec_retimer_get(struct fwnode_handle *fwnode);
31  void typec_retimer_put(struct typec_retimer *retimer);
32  int typec_retimer_set(struct typec_retimer *retimer, struct typec_retimer_state *state);
33  
typec_retimer_get(struct device * dev)34  static inline struct typec_retimer *typec_retimer_get(struct device *dev)
35  {
36  	return fwnode_typec_retimer_get(dev_fwnode(dev));
37  }
38  
39  struct typec_retimer *
40  typec_retimer_register(struct device *parent, const struct typec_retimer_desc *desc);
41  void typec_retimer_unregister(struct typec_retimer *retimer);
42  
43  void *typec_retimer_get_drvdata(struct typec_retimer *retimer);
44  
45  #endif /* __USB_TYPEC_RETIMER */
46