31 lines
884 B
C
31 lines
884 B
C
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#ifndef __BATTERYDATA_LIB_H__
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#define __BATTERYDATA_LIB_H__
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#include <linux/ioctl.h>
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/**
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* struct battery_params - Battery profile data to be exchanged.
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* @soc: SOC (state of charge) of the battery
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* @ocv_uv: OCV (open circuit voltage) of the battery
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* @rbatt_sf: RBATT scaling factor
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* @batt_temp: Battery temperature in deci-degree.
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* @slope: Slope of the OCV-SOC curve.
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* @fcc_mah: FCC (full charge capacity) of the battery.
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*/
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struct battery_params {
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int soc;
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int ocv_uv;
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int rbatt_sf;
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int batt_temp;
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int slope;
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int fcc_mah;
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};
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/* IOCTLs to query battery profile data */
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#define BPIOCXSOC _IOWR('B', 0x01, struct battery_params) /* SOC */
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#define BPIOCXRBATT _IOWR('B', 0x02, struct battery_params) /* RBATT SF */
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#define BPIOCXSLOPE _IOWR('B', 0x03, struct battery_params) /* SLOPE */
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#define BPIOCXFCC _IOWR('B', 0x04, struct battery_params) /* FCC */
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#endif
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