drivers/power/supply/ab8500-chargalg.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright (C) ST-Ericsson SA 2012
   4  * Author: Johan Gardsmark <johan.gardsmark@stericsson.com> for ST-Ericsson.
   5  */
   6
   7 #ifndef _AB8500_CHARGALG_H_
   8 #define _AB8500_CHARGALG_H_
   9
  10 #include <linux/power_supply.h>
  11
  12 /*
  13  * Valid only for supplies of type:
  14  * - POWER_SUPPLY_TYPE_MAINS,
  15  * - POWER_SUPPLY_TYPE_USB,
  16  * because only them store as drv_data pointer to struct ux500_charger.
  17  */
  18 #define psy_to_ux500_charger(x) power_supply_get_drvdata(x)
  19
  20 /* Forward declaration */
  21 struct ux500_charger;
  22
  23 struct ux500_charger_ops {
  24         int (*enable) (struct ux500_charger *, int, int, int);
  25         int (*check_enable) (struct ux500_charger *, int, int);
  26         int (*kick_wd) (struct ux500_charger *);
  27         int (*update_curr) (struct ux500_charger *, int);
  28 };
  29
  30 /**
  31  * struct ux500_charger - power supply ux500 charger sub class
  32  * @psy                 power supply base class
  33  * @ops                 ux500 charger operations
  34  * @max_out_volt_uv     maximum output charger voltage in uV
  35  * @max_out_curr_ua     maximum output charger current in uA
  36  * @enabled             indicates if this charger is used or not
  37  */
  38 struct ux500_charger {
  39         struct power_supply *psy;
  40         struct ux500_charger_ops ops;
  41         int max_out_volt_uv;
  42         int max_out_curr_ua;
  43         int wdt_refresh;
  44         bool enabled;
  45 };
  46
  47 #endif /* _AB8500_CHARGALG_H_ */