include/linux/pda_power.h

   1 /*
   2  * Common power driver for PDAs and phones with one or two external
   3  * power supplies (AC/USB) connected to main and backup batteries,
   4  * and optional builtin charger.
   5  *
   6  * Copyright © 2007 Anton Vorontsov <cbou@mail.ru>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  */
  12
  13 #ifndef __PDA_POWER_H__
  14 #define __PDA_POWER_H__
  15
  16 #define PDA_POWER_CHARGE_AC  (1 << 0)
  17 #define PDA_POWER_CHARGE_USB (1 << 1)
  18
  19 struct device;
  20
  21 struct pda_power_pdata {
  22         int (*init)(struct device *dev);
  23         int (*is_ac_online)(void);
  24         int (*is_usb_online)(void);
  25         void (*set_charge)(int flags);
  26         void (*exit)(struct device *dev);
  27
  28         char **supplied_to;
  29         size_t num_supplicants;
  30
  31         unsigned int wait_for_status; /* msecs, default is 500 */
  32         unsigned int wait_for_charger; /* msecs, default is 500 */
  33         unsigned int polling_interval; /* msecs, default is 2000 */
  34
  35         unsigned long ac_max_uA; /* current to draw when on AC */
  36 };
  37
  38 #endif /* __PDA_POWER_H__ */