x11include/xorg-server-1.11.0/xf86DDC.h

f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync/* xf86DDC.h
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *
f78b12e570284aa8291f4ca1add24937fd107403vboxsync * This file contains all information to interpret a standard EDIC block
f78b12e570284aa8291f4ca1add24937fd107403vboxsync * transmitted by a display device via DDC (Display Data Channel). So far
f78b12e570284aa8291f4ca1add24937fd107403vboxsync * there is no information to deal with optional EDID blocks.
f78b12e570284aa8291f4ca1add24937fd107403vboxsync * DDC is a Trademark of VESA (Video Electronics Standard Association).
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *
f78b12e570284aa8291f4ca1add24937fd107403vboxsync * Copyright 1998 by Egbert Eich <Egbert.Eich@Physik.TU-Darmstadt.DE>
f78b12e570284aa8291f4ca1add24937fd107403vboxsync */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#ifndef XF86_DDC_H
f78b12e570284aa8291f4ca1add24937fd107403vboxsync# define XF86_DDC_H
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#include "edid.h"
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#include "xf86i2c.h"
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#include "xf86str.h"
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync/* speed up / slow down */
f78b12e570284aa8291f4ca1add24937fd107403vboxsynctypedef enum {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync  DDC_SLOW,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync  DDC_FAST
f78b12e570284aa8291f4ca1add24937fd107403vboxsync} xf86ddcSpeed;
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsynctypedef void (* DDC1SetSpeedProc)(ScrnInfoPtr, xf86ddcSpeed);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT xf86MonPtr xf86DoEDID_DDC1(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    int scrnIndex,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    DDC1SetSpeedProc DDC1SetSpeed,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    unsigned int (*DDC1Read)(ScrnInfoPtr)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT xf86MonPtr xf86DoEDID_DDC2(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync   int scrnIndex,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync   I2CBusPtr pBus
f78b12e570284aa8291f4ca1add24937fd107403vboxsync);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT xf86MonPtr xf86DoEEDID(int scrnIndex, I2CBusPtr pBus, Bool);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT xf86MonPtr xf86PrintEDID(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    xf86MonPtr monPtr
f78b12e570284aa8291f4ca1add24937fd107403vboxsync);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT xf86MonPtr xf86InterpretEDID(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    int screenIndex, Uchar *block
f78b12e570284aa8291f4ca1add24937fd107403vboxsync);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT xf86MonPtr xf86InterpretEEDID(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    int screenIndex, Uchar *block
f78b12e570284aa8291f4ca1add24937fd107403vboxsync);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT void
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncxf86EdidMonitorSet(int scrnIndex, MonPtr Monitor, xf86MonPtr DDC);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT Bool xf86SetDDCproperties(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    ScrnInfoPtr pScreen,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    xf86MonPtr DDC
f78b12e570284aa8291f4ca1add24937fd107403vboxsync);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT DisplayModePtr xf86DDCGetModes(int scrnIndex, xf86MonPtr DDC);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT Bool
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncxf86MonitorIsHDMI(xf86MonPtr mon);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT xf86MonPtr
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncxf86DoDisplayID(int scrnIndex, I2CBusPtr pBus);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT void
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncxf86DisplayIDMonitorSet(int scrnIndex, MonPtr mon, xf86MonPtr DDC);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT DisplayModePtr
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncFindDMTMode(int hsize, int vsize, int refresh, Bool rb);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT const DisplayModeRec DMTModes[];
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync/*
f78b12e570284aa8291f4ca1add24937fd107403vboxsync * Quirks to work around broken EDID data from various monitors.
f78b12e570284aa8291f4ca1add24937fd107403vboxsync */
f78b12e570284aa8291f4ca1add24937fd107403vboxsynctypedef enum {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    DDC_QUIRK_NONE = 0,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    /* First detailed mode is bogus, prefer largest mode at 60hz */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    DDC_QUIRK_PREFER_LARGE_60 = 1 << 0,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    /* 135MHz clock is too high, drop a bit */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    DDC_QUIRK_135_CLOCK_TOO_HIGH = 1 << 1,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    /* Prefer the largest mode at 75 Hz */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    DDC_QUIRK_PREFER_LARGE_75 = 1 << 2,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    /* Convert detailed timing's horizontal from units of cm to mm */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    DDC_QUIRK_DETAILED_H_IN_CM = 1 << 3,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    /* Convert detailed timing's vertical from units of cm to mm */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    DDC_QUIRK_DETAILED_V_IN_CM = 1 << 4,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    /* Detailed timing descriptors have bogus size values, so just take the
f78b12e570284aa8291f4ca1add24937fd107403vboxsync     * maximum size and use that.
f78b12e570284aa8291f4ca1add24937fd107403vboxsync     */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    DDC_QUIRK_DETAILED_USE_MAXIMUM_SIZE = 1 << 5,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    /* Monitor forgot to set the first detailed is preferred bit. */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    DDC_QUIRK_FIRST_DETAILED_PREFERRED = 1 << 6,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    /* use +hsync +vsync for detailed mode */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    DDC_QUIRK_DETAILED_SYNC_PP = 1 << 7,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    /* Force single-link DVI bandwidth limit */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    DDC_QUIRK_DVI_SINGLE_LINK = 1 << 8,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync} ddc_quirk_t;
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncDisplayModePtr xf86DDCGetModes(int scrnIndex, xf86MonPtr DDC);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern Bool
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncxf86MonitorIsHDMI(xf86MonPtr mon);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsynctypedef void (* handle_detailed_fn)(struct detailed_monitor_section *,void *);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncvoid xf86ForEachDetailedBlock(xf86MonPtr mon,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync                              handle_detailed_fn,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync                              void *data);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncddc_quirk_t
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncxf86DDCDetectQuirks(int scrnIndex, xf86MonPtr DDC, Bool verbose);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncvoid xf86DetTimingApplyQuirks(struct detailed_monitor_section *det_mon,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync                              ddc_quirk_t quirks, int hsize, int vsize);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsynctypedef void (* handle_video_fn)(struct cea_video_block *, void *);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncvoid xf86ForEachVideoBlock(xf86MonPtr,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync                           handle_video_fn,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync                           void *);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#endif