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review.evervolv.com / android_kernel_htc_msm8960 / aa6de4942c25f05cb7f4aa8efa20c5ec0884d8f1 / . / drivers / net / sk98lin / h / ski2c.h
blob: 6a63f4a15de6fff4647c5441bb735d323c03417c [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]1/******************************************************************************
2 *
3 * Name: ski2c.h
4 * Project: Gigabit Ethernet Adapters, TWSI-Module
5 * Version: $Revision: 1.35 $
6 * Date: $Date: 2003/10/20 09:06:30 $
7 * Purpose: Defines to access Voltage and Temperature Sensor
8 *
9 ******************************************************************************/
10
11/******************************************************************************
12 *
13 * (C)Copyright 1998-2002 SysKonnect.
14 * (C)Copyright 2002-2003 Marvell.
15 *
16 * This program is free software; you can redistribute it and/or modify
17 * it under the terms of the GNU General Public License as published by
18 * the Free Software Foundation; either version 2 of the License, or
19 * (at your option) any later version.
20 *
21 * The information in this file is provided "AS IS" without warranty.
22 *
23 ******************************************************************************/
24
25/*
26 * SKI2C.H contains all I2C specific defines
27 */
28
29#ifndef _SKI2C_H_
30#define _SKI2C_H_
31
32typedef struct s_Sensor SK_SENSOR;
33
34#include "h/skgei2c.h"
35
36/*
37 * Define the I2C events.
38 */
39#define SK_I2CEV_IRQ 1 /* IRQ happened Event */
40#define SK_I2CEV_TIM 2 /* Timeout event */
41#define SK_I2CEV_CLEAR 3 /* Clear MIB Values */
42
43/*
44 * Define READ and WRITE Constants.
45 */
46#define I2C_READ 0
47#define I2C_WRITE 1
48#define I2C_BURST 1
49#define I2C_SINGLE 0
50
51#define SKERR_I2C_E001 (SK_ERRBASE_I2C+0)
52#define SKERR_I2C_E001MSG "Sensor index unknown"
53#define SKERR_I2C_E002 (SKERR_I2C_E001+1)
54#define SKERR_I2C_E002MSG "TWSI: transfer does not complete"
55#define SKERR_I2C_E003 (SKERR_I2C_E002+1)
56#define SKERR_I2C_E003MSG "LM80: NAK on device send"
57#define SKERR_I2C_E004 (SKERR_I2C_E003+1)
58#define SKERR_I2C_E004MSG "LM80: NAK on register send"
59#define SKERR_I2C_E005 (SKERR_I2C_E004+1)
60#define SKERR_I2C_E005MSG "LM80: NAK on device (2) send"
61#define SKERR_I2C_E006 (SKERR_I2C_E005+1)
62#define SKERR_I2C_E006MSG "Unknown event"
63#define SKERR_I2C_E007 (SKERR_I2C_E006+1)
64#define SKERR_I2C_E007MSG "LM80 read out of state"
65#define SKERR_I2C_E008 (SKERR_I2C_E007+1)
66#define SKERR_I2C_E008MSG "Unexpected sensor read completed"
67#define SKERR_I2C_E009 (SKERR_I2C_E008+1)
68#define SKERR_I2C_E009MSG "WARNING: temperature sensor out of range"
69#define SKERR_I2C_E010 (SKERR_I2C_E009+1)
70#define SKERR_I2C_E010MSG "WARNING: voltage sensor out of range"
71#define SKERR_I2C_E011 (SKERR_I2C_E010+1)
72#define SKERR_I2C_E011MSG "ERROR: temperature sensor out of range"
73#define SKERR_I2C_E012 (SKERR_I2C_E011+1)
74#define SKERR_I2C_E012MSG "ERROR: voltage sensor out of range"
75#define SKERR_I2C_E013 (SKERR_I2C_E012+1)
76#define SKERR_I2C_E013MSG "ERROR: couldn't init sensor"
77#define SKERR_I2C_E014 (SKERR_I2C_E013+1)
78#define SKERR_I2C_E014MSG "WARNING: fan sensor out of range"
79#define SKERR_I2C_E015 (SKERR_I2C_E014+1)
80#define SKERR_I2C_E015MSG "ERROR: fan sensor out of range"
81#define SKERR_I2C_E016 (SKERR_I2C_E015+1)
82#define SKERR_I2C_E016MSG "TWSI: active transfer does not complete"
83
84/*
85 * Define Timeout values
86 */
87#define SK_I2C_TIM_LONG 2000000L /* 2 seconds */
88#define SK_I2C_TIM_SHORT 100000L /* 100 milliseconds */
89#define SK_I2C_TIM_WATCH 1000000L /* 1 second */
90
91/*
92 * Define trap and error log hold times
93 */
94#ifndef SK_SEN_ERR_TR_HOLD
95#define SK_SEN_ERR_TR_HOLD (4*SK_TICKS_PER_SEC)
96#endif
97#ifndef SK_SEN_ERR_LOG_HOLD
98#define SK_SEN_ERR_LOG_HOLD (60*SK_TICKS_PER_SEC)
99#endif
100#ifndef SK_SEN_WARN_TR_HOLD
101#define SK_SEN_WARN_TR_HOLD (15*SK_TICKS_PER_SEC)
102#endif
103#ifndef SK_SEN_WARN_LOG_HOLD
104#define SK_SEN_WARN_LOG_HOLD (15*60*SK_TICKS_PER_SEC)
105#endif
106
107/*
108 * Defines for SenType
109 */
110#define SK_SEN_UNKNOWN 0
111#define SK_SEN_TEMP 1
112#define SK_SEN_VOLT 2
113#define SK_SEN_FAN 3
114
115/*
116 * Define for the SenErrorFlag
117 */
118#define SK_SEN_ERR_NOT_PRESENT 0 /* Error Flag: Sensor not present */
119#define SK_SEN_ERR_OK 1 /* Error Flag: O.K. */
120#define SK_SEN_ERR_WARN 2 /* Error Flag: Warning */
121#define SK_SEN_ERR_ERR 3 /* Error Flag: Error */
122#define SK_SEN_ERR_FAULTY 4 /* Error Flag: Faulty */
123
124/*
125 * Define the Sensor struct
126 */
127struct s_Sensor {
128 char *SenDesc; /* Description */
129 int SenType; /* Voltage or Temperature */
130 SK_I32 SenValue; /* Current value of the sensor */
131 SK_I32 SenThreErrHigh; /* High error Threshhold of this sensor */
132 SK_I32 SenThreWarnHigh; /* High warning Threshhold of this sensor */
133 SK_I32 SenThreErrLow; /* Lower error Threshold of the sensor */
134 SK_I32 SenThreWarnLow; /* Lower warning Threshold of the sensor */
135 int SenErrFlag; /* Sensor indicated an error */
136 SK_BOOL SenInit; /* Is sensor initialized ? */
137 SK_U64 SenErrCts; /* Error trap counter */
138 SK_U64 SenWarnCts; /* Warning trap counter */
139 SK_U64 SenBegErrTS; /* Begin error timestamp */
140 SK_U64 SenBegWarnTS; /* Begin warning timestamp */
141 SK_U64 SenLastErrTrapTS; /* Last error trap timestamp */
142 SK_U64 SenLastErrLogTS; /* Last error log timestamp */
143 SK_U64 SenLastWarnTrapTS; /* Last warning trap timestamp */
144 SK_U64 SenLastWarnLogTS; /* Last warning log timestamp */
145 int SenState; /* Sensor State (see HW specific include) */
146 int (*SenRead)(SK_AC *pAC, SK_IOC IoC, struct s_Sensor *pSen);
147 /* Sensors read function */
148 SK_U16 SenReg; /* Register Address for this sensor */
149 SK_U8 SenDev; /* Device Selection for this sensor */
150};
151
152typedef struct s_I2c {
153 SK_SENSOR SenTable[SK_MAX_SENSORS]; /* Sensor Table */
154 int CurrSens; /* Which sensor is currently queried */
155 int MaxSens; /* Max. number of sensors */
156 int TimerMode; /* Use the timer also to watch the state machine */
157 int InitLevel; /* Initialized Level */
158#ifndef SK_DIAG
159 int DummyReads; /* Number of non-checked dummy reads */
160 SK_TIMER SenTimer; /* Sensors timer */
161#endif /* !SK_DIAG */
162} SK_I2C;
163
164extern int SkI2cInit(SK_AC *pAC, SK_IOC IoC, int Level);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]165#ifdef SK_DIAG
166extern SK_U32 SkI2cRead(SK_AC *pAC, SK_IOC IoC, int Dev, int Size, int Reg,
167 int Burst);
168#else /* !SK_DIAG */
169extern int SkI2cEvent(SK_AC *pAC, SK_IOC IoC, SK_U32 Event, SK_EVPARA Para);
170extern void SkI2cWaitIrq(SK_AC *pAC, SK_IOC IoC);
171extern void SkI2cIsr(SK_AC *pAC, SK_IOC IoC);
172#endif /* !SK_DIAG */
173#endif /* n_SKI2C_H */
174