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      1 /*	$NetBSD: am2315var.h,v 1.2 2017/12/29 02:20:47 christos Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2017 Brad Spencer <brad (at) anduin.eldar.org>
      5  *
      6  * Permission to use, copy, modify, and distribute this software for any
      7  * purpose with or without fee is hereby granted, provided that the above
      8  * copyright notice and this permission notice appear in all copies.
      9  *
     10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
     11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
     12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
     13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
     15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
     16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     17  */
     18 
     19 #ifndef _DEV_I2C_AM2315VAR_H_
     20 #define _DEV_I2C_AM2315VAR_H_
     21 
     22 #include <sys/time.h>
     23 
     24 #define AM2315_NUM_SENSORS	2
     25 #define AM2315_HUMIDITY_SENSOR 0
     26 #define AM2315_TEMP_SENSOR 1
     27 
     28 struct am2315_sc {
     29 	int 		sc_am2315debug;
     30 	device_t 	sc_dev;
     31 	i2c_tag_t 	sc_tag;
     32 	i2c_addr_t 	sc_addr;
     33 	kmutex_t 	sc_mutex;
     34 	kmutex_t 	sc_waitmutex;
     35 	kcondvar_t 	sc_condwait;
     36 	int 		sc_numsensors;
     37 	struct sysmon_envsys *sc_sme;
     38 	envsys_data_t 	sc_sensors[AM2315_NUM_SENSORS];
     39 	struct sysctllog *sc_am2315log;
     40 	int 		sc_readcount;
     41 	int 		sc_readticks;
     42 };
     43 
     44 struct am2315_sensor {
     45 	const char     *desc;
     46 	enum envsys_units type;
     47 };
     48 
     49 #endif
     50