74 lines
1.9 KiB
C
74 lines
1.9 KiB
C
/*
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*
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* Copyright(c) 2014-2016 Allwinnertech Co., Ltd.
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* http://www.allwinnertech.com
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*
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* Author: JiaRui Xiao <xiaojiarui@allwinnertech.com>
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*
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* allwinner sunxi thermal sensor driver data struct.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef SUNXI_THS_H
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#define SUNXI_THS_H
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#define MAX_CHN (4)
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#define THERMAL_DATA_DELAY (5000)
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#define SUNXI_THS_NAME "sunxi_ths_controller"
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#define SUNXI_THS_COMBINE_NAME "sunxi_ths_combine"
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struct sunxi_ths_controller;
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enum combine_ths_temp_type {
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COMBINE_MAX_TEMP = 0,
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COMBINE_AVG_TMP,
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COMBINE_MIN_TMP,
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};
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struct sunxi_ths_controller_ops {
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int (*suspend)(struct sunxi_ths_controller *);
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int (*resume)(struct sunxi_ths_controller *);
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int (*get_temp)(struct sunxi_ths_controller *, u32 id, int *temp);
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};
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struct sunxi_ths_controller {
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struct device *dev;
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struct sunxi_ths_controller_ops *ops;
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atomic_t initialize;
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atomic_t usage;
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atomic_t is_suspend;
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struct mutex lock;
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struct list_head combine_list;
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struct list_head node;
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int combine_num;
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void *data; /*store the point of ths_data */
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};
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struct sunxi_ths_combine_disc {
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u32 combine_ths_count;
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enum combine_ths_temp_type type;
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const char *combine_ths_type;
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u32 combine_ths_id[MAX_CHN];
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struct sunxi_ths_controller *controller;
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};
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struct sunxi_ths_sensor {
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struct platform_device *pdev;
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u32 sensor_id; /* the combine sensor id */;
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int last_temp;
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struct sunxi_ths_combine_disc *combine;
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struct thermal_zone_device *tz;
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atomic_t is_suspend;
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struct list_head node;
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};
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struct sunxi_ths_controller *
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sunxi_ths_controller_register(struct device *dev ,struct sunxi_ths_controller_ops *ops, void *data);
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void sunxi_ths_controller_unregister(struct sunxi_ths_controller *controller);
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#endif /* SUNXI_THS_H */
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