77 lines
1.8 KiB
C
77 lines
1.8 KiB
C
|
|
/* xf86DDC.h
|
|
*
|
|
* This file contains all information to interpret a standard EDIC block
|
|
* transmitted by a display device via DDC (Display Data Channel). So far
|
|
* there is no information to deal with optional EDID blocks.
|
|
* DDC is a Trademark of VESA (Video Electronics Standard Association).
|
|
*
|
|
* Copyright 1998 by Egbert Eich <Egbert.Eich@Physik.TU-Darmstadt.DE>
|
|
*/
|
|
|
|
#ifndef XF86_DDC_H
|
|
# define XF86_DDC_H
|
|
|
|
#include "edid.h"
|
|
#include "xf86i2c.h"
|
|
#include "xf86str.h"
|
|
|
|
/* speed up / slow down */
|
|
typedef enum {
|
|
DDC_SLOW,
|
|
DDC_FAST
|
|
} xf86ddcSpeed;
|
|
|
|
typedef void (* DDC1SetSpeedProc)(ScrnInfoPtr, xf86ddcSpeed);
|
|
|
|
extern _X_EXPORT xf86MonPtr xf86DoEDID_DDC1(
|
|
int scrnIndex,
|
|
DDC1SetSpeedProc DDC1SetSpeed,
|
|
unsigned int (*DDC1Read)(ScrnInfoPtr)
|
|
);
|
|
|
|
extern _X_EXPORT xf86MonPtr xf86DoEDID_DDC2(
|
|
int scrnIndex,
|
|
I2CBusPtr pBus
|
|
);
|
|
|
|
extern _X_EXPORT xf86MonPtr xf86DoEEDID(int scrnIndex, I2CBusPtr pBus, Bool);
|
|
|
|
extern _X_EXPORT xf86MonPtr xf86PrintEDID(
|
|
xf86MonPtr monPtr
|
|
);
|
|
|
|
extern _X_EXPORT xf86MonPtr xf86InterpretEDID(
|
|
int screenIndex, Uchar *block
|
|
);
|
|
|
|
extern _X_EXPORT xf86MonPtr xf86InterpretEEDID(
|
|
int screenIndex, Uchar *block
|
|
);
|
|
|
|
extern _X_EXPORT void
|
|
xf86EdidMonitorSet(int scrnIndex, MonPtr Monitor, xf86MonPtr DDC);
|
|
|
|
extern _X_EXPORT Bool xf86SetDDCproperties(
|
|
ScrnInfoPtr pScreen,
|
|
xf86MonPtr DDC
|
|
);
|
|
|
|
extern _X_EXPORT DisplayModePtr xf86DDCGetModes(int scrnIndex, xf86MonPtr DDC);
|
|
|
|
extern _X_EXPORT Bool
|
|
xf86MonitorIsHDMI(xf86MonPtr mon);
|
|
|
|
extern _X_EXPORT xf86MonPtr
|
|
xf86DoDisplayID(int scrnIndex, I2CBusPtr pBus);
|
|
|
|
extern _X_EXPORT void
|
|
xf86DisplayIDMonitorSet(int scrnIndex, MonPtr mon, xf86MonPtr DDC);
|
|
|
|
extern _X_EXPORT DisplayModePtr
|
|
FindDMTMode(int hsize, int vsize, int refresh, Bool rb);
|
|
|
|
extern _X_EXPORT const DisplayModeRec DMTModes[];
|
|
|
|
#endif
|