57 lines
2.1 KiB
C
57 lines
2.1 KiB
C
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/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef _HEALTHD_H_
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#define _HEALTHD_H_
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#include <batteryservice/BatteryService.h>
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// The following are implemented in libhealthd_board to handle board-specific
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// behavior.
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//
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// Set periodic poll intervals in seconds.
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//
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// fast_interval is used while the device is not in suspend, or in suspend and
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// connected to a charger (to watch for battery overheat due to charging).
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// The default value is 60 (1 minute). Value -1 turns off fast_interval
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// polling.
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//
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// slow_interval is used when the device is in suspend and not connected to a
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// charger (to watch for a battery drained to zero remaining capacity). The
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// default value is 600 (10 minutes). Value -1 tuns off slow interval
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// polling.
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//
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// To use the default values, this function can simply return without
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// modifying the parameters.
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void healthd_board_poll_intervals(int *fast_interval, int *slow_interval);
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// Process updated battery property values. This function is called when
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// the kernel sends updated battery status via a uevent from the power_supply
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// subsystem, or when updated values are polled by healthd, as for periodic
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// poll of battery state.
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//
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// props are the battery properties read from the kernel. These values may
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// be modified in this call, prior to sending the modified values to the
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// Android runtime.
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//
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// Return 0 to indicate the usual kernel log battery status heartbeat message
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// is to be logged, or non-zero to prevent logging this information.
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int healthd_board_battery_update(struct android::BatteryProperties *props);
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#endif /* _HEALTHD_H_ */
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