| 1 |
|
|---|
| 2 | /* xf86DDC.h
|
|---|
| 3 | *
|
|---|
| 4 | * This file contains all information to interpret a standard EDIC block
|
|---|
| 5 | * transmitted by a display device via DDC (Display Data Channel). So far
|
|---|
| 6 | * there is no information to deal with optional EDID blocks.
|
|---|
| 7 | * DDC is a Trademark of VESA (Video Electronics Standard Association).
|
|---|
| 8 | *
|
|---|
| 9 | * Copyright 1998 by Egbert Eich <[email protected]>
|
|---|
| 10 | */
|
|---|
| 11 |
|
|---|
| 12 | #ifndef XF86_DDC_H
|
|---|
| 13 | # define XF86_DDC_H
|
|---|
| 14 |
|
|---|
| 15 | #include "edid.h"
|
|---|
| 16 | #include "xf86i2c.h"
|
|---|
| 17 | #include "xf86str.h"
|
|---|
| 18 |
|
|---|
| 19 | /* speed up / slow down */
|
|---|
| 20 | typedef enum {
|
|---|
| 21 | DDC_SLOW,
|
|---|
| 22 | DDC_FAST
|
|---|
| 23 | } xf86ddcSpeed;
|
|---|
| 24 |
|
|---|
| 25 | typedef void (* DDC1SetSpeedProc)(ScrnInfoPtr, xf86ddcSpeed);
|
|---|
| 26 |
|
|---|
| 27 | extern xf86MonPtr xf86DoEDID_DDC1(
|
|---|
| 28 | int scrnIndex,
|
|---|
| 29 | DDC1SetSpeedProc DDC1SetSpeed,
|
|---|
| 30 | unsigned int (*DDC1Read)(ScrnInfoPtr)
|
|---|
| 31 | );
|
|---|
| 32 |
|
|---|
| 33 | extern xf86MonPtr xf86DoEDID_DDC2(
|
|---|
| 34 | int scrnIndex,
|
|---|
| 35 | I2CBusPtr pBus
|
|---|
| 36 | );
|
|---|
| 37 |
|
|---|
| 38 | extern xf86MonPtr xf86DoEEDID(int scrnIndex, I2CBusPtr pBus, Bool);
|
|---|
| 39 |
|
|---|
| 40 | extern xf86MonPtr xf86PrintEDID(
|
|---|
| 41 | xf86MonPtr monPtr
|
|---|
| 42 | );
|
|---|
| 43 |
|
|---|
| 44 | extern xf86MonPtr xf86InterpretEDID(
|
|---|
| 45 | int screenIndex, Uchar *block
|
|---|
| 46 | );
|
|---|
| 47 |
|
|---|
| 48 | extern xf86MonPtr xf86InterpretEEDID(
|
|---|
| 49 | int screenIndex, Uchar *block
|
|---|
| 50 | );
|
|---|
| 51 |
|
|---|
| 52 | extern void
|
|---|
| 53 | xf86DDCMonitorSet(int scrnIndex, MonPtr Monitor, xf86MonPtr DDC);
|
|---|
| 54 |
|
|---|
| 55 | extern Bool xf86SetDDCproperties(
|
|---|
| 56 | ScrnInfoPtr pScreen,
|
|---|
| 57 | xf86MonPtr DDC
|
|---|
| 58 | );
|
|---|
| 59 |
|
|---|
| 60 | DisplayModePtr xf86DDCGetModes(int scrnIndex, xf86MonPtr DDC);
|
|---|
| 61 |
|
|---|
| 62 | extern Bool
|
|---|
| 63 | xf86MonitorIsHDMI(xf86MonPtr mon);
|
|---|
| 64 |
|
|---|
| 65 | #endif
|
|---|
