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/*
* Google LWIS PHY Interface
*
* Copyright (c) 2018 Google, LLC
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef LWIS_PHY_H_
#define LWIS_PHY_H_
#include <linux/phy/phy.h>
struct lwis_phy {
struct phy *phy;
char *name;
};
struct lwis_phy_list {
struct lwis_phy *phy;
int count;
};
/*
* lwis_phy_list_alloc: Allocate an instance of the lwis_phy_list
* and initialize the data structures according to the number of PHYs
* specified.
* NOTE: This does not register the PHY structs.
*/
struct lwis_phy_list *lwis_phy_list_alloc(int count);
/*
* lwis_phy_list_free: Deallocate the lwis_phy_list structure.
*/
void lwis_phy_list_free(struct lwis_phy_list *list);
/*
* lwis_phy_get: Register the PHY by name.
* Returns: index number (>= 0) if success, -ve if error
*/
int lwis_phy_get(struct lwis_phy_list *list, char *name, struct device *dev);
/*
* lwis_phy_put_by_idx: Unregister the PHY by index.
* Returns: 0 if success, -ve if error
*/
int lwis_phy_put_by_idx(struct lwis_phy_list *list, int index, struct device *dev);
/*
* lwis_phy_put_by_name: Unregister the PHY by name.
* Returns: 0 if success, -ve if error
*/
int lwis_phy_put_by_name(struct lwis_phy_list *list, char *name, struct device *dev);
/*
* lwis_phy_set_power_by_idx: Turn power on/off for a specific PHY by index.
* Returns: 0 if success, -ve if error
*/
int lwis_phy_set_power_by_idx(struct lwis_phy_list *list, int index, bool power_on);
/*
* lwis_phy_set_power_by_name: Turn power on/off for a specific PHY by name.
* Returns: 0 if success, -ve if error
*/
int lwis_phy_set_power_by_name(struct lwis_phy_list *list, char *name, bool power_on);
/*
* lwis_phy_set_power_all: Turn power on/off for all PHYs in list.
* Returns: 0 if success, -ve if error
*/
int lwis_phy_set_power_all(struct lwis_phy_list *list, bool power_on);
/*
* lwis_phy_print: Debug function to print all the PHYs in the
* supplied list.
*/
void lwis_phy_print(struct lwis_phy_list *list);
#endif /* LWIS_PHY_H_ */
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