3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync#ifndef _XF86I2C_H

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync#define _XF86I2C_H

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync#include "regionstr.h"

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync#include "xf86.h"

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsynctypedef unsigned char I2CByte;

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsynctypedef unsigned short I2CSlaveAddr;

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsynctypedef struct _I2CBusRec *I2CBusPtr;

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsynctypedef struct _I2CDevRec *I2CDevPtr;

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsynctypedef struct _I2CBusRec {

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync char *BusName;

930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync int scrnIndex;

930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync ScrnInfoPtr pScrn;

930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync

930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync void (*I2CUDelay) (I2CBusPtr b, int usec);

930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync

930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync void (*I2CPutBits) (I2CBusPtr b, int scl, int sda);

930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync void (*I2CGetBits) (I2CBusPtr b, int *scl, int *sda);

930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync

930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync /* Look at the generic routines to see how these functions should behave. */

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync Bool (*I2CStart) (I2CBusPtr b, int timeout);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync Bool (*I2CAddress) (I2CDevPtr d, I2CSlaveAddr);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync void (*I2CStop) (I2CDevPtr d);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync Bool (*I2CPutByte) (I2CDevPtr d, I2CByte data);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync Bool (*I2CGetByte) (I2CDevPtr d, I2CByte * data, Bool);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync DevUnion DriverPrivate;

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync int HoldTime; /* 1 / bus clock frequency, 5 or 2 usec */

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync int BitTimeout; /* usec */

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync int ByteTimeout; /* usec */

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync int AcknTimeout; /* usec */

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync int StartTimeout; /* usec */

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync int RiseFallTime; /* usec */

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync I2CDevPtr FirstDev;

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync I2CBusPtr NextBus;

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync Bool (*I2CWriteRead) (I2CDevPtr d, I2CByte * WriteBuffer, int nWrite,

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync I2CByte * ReadBuffer, int nRead);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync} I2CBusRec;

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync#define CreateI2CBusRec xf86CreateI2CBusRec

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT I2CBusPtr xf86CreateI2CBusRec(void);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync#define DestroyI2CBusRec xf86DestroyI2CBusRec

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT void xf86DestroyI2CBusRec(I2CBusPtr pI2CBus, Bool unalloc,

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync Bool devs_too);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync#define I2CBusInit xf86I2CBusInit

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT Bool xf86I2CBusInit(I2CBusPtr pI2CBus);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT I2CBusPtr xf86I2CFindBus(int scrnIndex, char *name);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT int xf86I2CGetScreenBuses(int scrnIndex,

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync I2CBusPtr ** pppI2CBus);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsynctypedef struct _I2CDevRec {

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync char *DevName;

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync int BitTimeout; /* usec */

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync int ByteTimeout; /* usec */

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync int AcknTimeout; /* usec */

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync int StartTimeout; /* usec */

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync I2CSlaveAddr SlaveAddr;

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync I2CBusPtr pI2CBus;

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync I2CDevPtr NextDev;

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync DevUnion DriverPrivate;

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync} I2CDevRec;

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync#define CreateI2CDevRec xf86CreateI2CDevRec

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT I2CDevPtr xf86CreateI2CDevRec(void);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT void xf86DestroyI2CDevRec(I2CDevPtr pI2CDev, Bool unalloc);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync#define I2CDevInit xf86I2CDevInit

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT Bool xf86I2CDevInit(I2CDevPtr pI2CDev);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT I2CDevPtr xf86I2CFindDev(I2CBusPtr, I2CSlaveAddr);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync#define I2CProbeAddress xf86I2CProbeAddress

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT Bool xf86I2CProbeAddress(I2CBusPtr pI2CBus, I2CSlaveAddr);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync#define I2C_WriteRead xf86I2CWriteRead

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT Bool xf86I2CWriteRead(I2CDevPtr d, I2CByte * WriteBuffer,

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync int nWrite, I2CByte * ReadBuffer,

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync int nRead);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync#define xf86I2CRead(d, rb, nr) xf86I2CWriteRead(d, NULL, 0, rb, nr)

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT Bool xf86I2CReadStatus(I2CDevPtr d, I2CByte * pbyte);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT Bool xf86I2CReadByte(I2CDevPtr d, I2CByte subaddr,

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync I2CByte * pbyte);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT Bool xf86I2CReadBytes(I2CDevPtr d, I2CByte subaddr,

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync I2CByte * pbyte, int n);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT Bool xf86I2CReadWord(I2CDevPtr d, I2CByte subaddr,

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync unsigned short *pword);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync#define xf86I2CWrite(d, wb, nw) xf86I2CWriteRead(d, wb, nw, NULL, 0)

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT Bool xf86I2CWriteByte(I2CDevPtr d, I2CByte subaddr,

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync I2CByte byte);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT Bool xf86I2CWriteBytes(I2CDevPtr d, I2CByte subaddr,

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync I2CByte * WriteBuffer, int nWrite);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT Bool xf86I2CWriteWord(I2CDevPtr d, I2CByte subaddr,

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync unsigned short word);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncextern _X_EXPORT Bool xf86I2CWriteVec(I2CDevPtr d, I2CByte * vec, int nValues);

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync#endif /*_XF86I2C_H */

3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync