/** * struct ms_hw_data - Temperature/Pressure sensor hardware data * @prom_len: number of words in the PROM * @max_res_index: maximum sensor resolution index
*/ struct ms_tp_hw_data {
u8 prom_len;
u8 max_res_index;
};
/** * struct ms_tp_dev - Temperature/Pressure sensor device structure * @client: i2c client * @lock: lock protecting the i2c conversion * @prom: array of PROM coefficients used for conversion. Added element * for CRC computation * @res_index: index to selected sensor resolution
*/ struct ms_tp_dev { struct i2c_client *client; struct mutex lock; conststruct ms_tp_hw_data *hw;
u16 prom[MS_SENSORS_TP_PROM_WORDS_NB];
u8 res_index;
};
int ms_sensors_reset(void *cli, u8 cmd, unsignedint delay); int ms_sensors_read_prom_word(void *cli, int cmd, u16 *word); int ms_sensors_convert_and_read(void *cli, u8 conv, u8 rd, unsignedint delay, u32 *adc); int ms_sensors_read_serial(struct i2c_client *client, u64 *sn);
ssize_t ms_sensors_show_serial(struct ms_ht_dev *dev_data, char *buf);
ssize_t ms_sensors_write_resolution(struct ms_ht_dev *dev_data, u8 i);
ssize_t ms_sensors_show_battery_low(struct ms_ht_dev *dev_data, char *buf);
ssize_t ms_sensors_show_heater(struct ms_ht_dev *dev_data, char *buf);
ssize_t ms_sensors_write_heater(struct ms_ht_dev *dev_data, constchar *buf, size_t len); int ms_sensors_ht_read_temperature(struct ms_ht_dev *dev_data,
s32 *temperature); int ms_sensors_ht_read_humidity(struct ms_ht_dev *dev_data,
u32 *humidity); int ms_sensors_tp_read_prom(struct ms_tp_dev *dev_data); int ms_sensors_read_temp_and_pressure(struct ms_tp_dev *dev_data, int *temperature, unsignedint *pressure);
#endif/* _MS_SENSORS_I2C_H */
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