LXR linux/include/linux/pda

   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
  19struct device;
  20
  21struct 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__ */
  39