xref: /illumos-gate/usr/src/uts/sun4u/sys/i2c/clients/lm75_impl.h (revision 14b24e2b79293068c8e016a69ef1d872fb5e2fd5)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright (c) 2000 by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #ifndef	_LM75_IMPL_H
28 #define	_LM75_IMPL_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #ifdef	__cplusplus
33 extern "C" {
34 #endif
35 
36 #define	LM75_TEMPERATURE_REG		0x00
37 #define	LM75_CONFIGURATION_REG		0x01
38 #define	LM75_HYST_REG			0x02
39 #define	LM75_OVERTEMP_REG		0x03
40 
41 #define	LM75_COMP_MASK		0x100
42 #define	LM75_COMP_MASK_UPPER	0xff
43 
44 #include <sys/i2c/clients/i2c_client.h>
45 
46 struct lm75_unit {
47 	kmutex_t		lm75_mutex;
48 	uint8_t			lm75_flags;
49 	int			lm75_oflag;
50 	i2c_client_hdl_t	lm75_hdl;
51 	char			lm75_name[24];
52 };
53 
54 #ifdef DEBUG
55 
56 static int lm75debug = 0;
57 #define	D1CMN_ERR(ARGS) if (lm75debug & 0x1) cmn_err ARGS;
58 #define	D2CMN_ERR(ARGS) if (lm75debug & 0x2) cmn_err ARGS;
59 
60 #else
61 
62 #define	D1CMN_ERR(ARGS)
63 #define	D2CMN_ERR(ARGS)
64 
65 #endif
66 
67 #ifdef	__cplusplus
68 }
69 #endif
70 
71 #endif	/* _LM75_IMPL_H */
72