diff options
Diffstat (limited to 'drivers/power/qcom-charger/pmic-voter.h')
| -rw-r--r-- | drivers/power/qcom-charger/pmic-voter.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/power/qcom-charger/pmic-voter.h b/drivers/power/qcom-charger/pmic-voter.h new file mode 100644 index 000000000000..30cfecad4287 --- /dev/null +++ b/drivers/power/qcom-charger/pmic-voter.h @@ -0,0 +1,46 @@ +/* Copyright (c) 2015 The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __PMIC_VOTER_H +#define __PMIC_VOTER_H + +#include <linux/mutex.h> + +struct votable; + +enum votable_type { + VOTE_MIN, + VOTE_MAX, + VOTE_SET_ANY, + NUM_VOTABLE_TYPES, +}; + +int get_client_vote(struct votable *votable, int client_id); +int get_client_vote_locked(struct votable *votable, int client_id); +int get_effective_result(struct votable *votable); +int get_effective_result_locked(struct votable *votable); +int get_effective_client_id(struct votable *votable); +int get_effective_client_id_locked(struct votable *votable); +int vote(struct votable *votable, int client_id, bool state, int val); +struct votable *create_votable(struct device *dev, const char *name, + int votable_type, int num_clients, + int default_result, + int (*callback)(struct device *dev, + int effective_result, + int effective_client, + int last_result, + int last_client) + ); +void lock_votable(struct votable *votable); +void unlock_votable(struct votable *votable); + +#endif /* __PMIC_VOTER_H */ |