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 _PCF8591_IMPL_H 28 #define _PCF8591_IMPL_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 #define PCF8591_ANALOG_OUTPUT_SHIFT 6 37 #define PCF8591_ANALOG_INPUT_SHIFT 4 38 #define PCF8591_AUTOINCR_SHIFT 2 39 40 #include <sys/i2c/clients/i2c_client.h> 41 42 struct pcf8591_unit { 43 kmutex_t pcf8591_mutex; 44 uint8_t pcf8591_flags; 45 int pcf8591_oflag; 46 i2c_client_hdl_t pcf8591_hdl; 47 char pcf8591_name[24]; 48 }; 49 50 #ifdef DEBUG 51 52 static int pcf8591debug = 0; 53 #define D1CMN_ERR(ARGS) if (pcf8591debug & 0x1) cmn_err ARGS; 54 #define D2CMN_ERR(ARGS) if (pcf8591debug & 0x2) cmn_err ARGS; 55 56 #else 57 58 #define D1CMN_ERR(ARGS) 59 #define D2CMN_ERR(ARGS) 60 61 #endif 62 63 #ifdef __cplusplus 64 } 65 #endif 66 67 #endif /* _PCF8591_IMPL_H */ 68