IABSD.fr/xenocara/xserver/include/displaymode.h

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  Commit

• Author : matthieu
  Date : 2025-06-14 12:29:51
  Hash : c466e1c7
  Message : Backport the remaining bits of the modesetting driver in X.org master. Work done by tedu@.

• xserver/include/displaymode.h

• #ifdef HAVE_DIX_CONFIG_H
  #include <dix-config.h>
  #endif
  
  #ifndef _DISMODEPROC_H_
  #define _DISMODEPROC_H_
  
  #include "scrnintstr.h"
  
  #define MAXCLOCKS   128
  
  /* These are possible return values for xf86CheckMode() and ValidMode() */
  typedef enum {
      MODE_OK = 0,                /* Mode OK */
      MODE_HSYNC,                 /* hsync out of range */
      MODE_VSYNC,                 /* vsync out of range */
      MODE_H_ILLEGAL,             /* mode has illegal horizontal timings */
      MODE_V_ILLEGAL,             /* mode has illegal horizontal timings */
      MODE_BAD_WIDTH,             /* requires an unsupported linepitch */
      MODE_NOMODE,                /* no mode with a matching name */
      MODE_NO_INTERLACE,          /* interlaced mode not supported */
      MODE_NO_DBLESCAN,           /* doublescan mode not supported */
      MODE_NO_VSCAN,              /* multiscan mode not supported */
      MODE_MEM,                   /* insufficient video memory */
      MODE_VIRTUAL_X,             /* mode width too large for specified virtual size */
      MODE_VIRTUAL_Y,             /* mode height too large for specified virtual size */
      MODE_MEM_VIRT,              /* insufficient video memory given virtual size */
      MODE_NOCLOCK,               /* no fixed clock available */
      MODE_CLOCK_HIGH,            /* clock required is too high */
      MODE_CLOCK_LOW,             /* clock required is too low */
      MODE_CLOCK_RANGE,           /* clock/mode isn't in a ClockRange */
      MODE_BAD_HVALUE,            /* horizontal timing was out of range */
      MODE_BAD_VVALUE,            /* vertical timing was out of range */
      MODE_BAD_VSCAN,             /* VScan value out of range */
      MODE_HSYNC_NARROW,          /* horizontal sync too narrow */
      MODE_HSYNC_WIDE,            /* horizontal sync too wide */
      MODE_HBLANK_NARROW,         /* horizontal blanking too narrow */
      MODE_HBLANK_WIDE,           /* horizontal blanking too wide */
      MODE_VSYNC_NARROW,          /* vertical sync too narrow */
      MODE_VSYNC_WIDE,            /* vertical sync too wide */
      MODE_VBLANK_NARROW,         /* vertical blanking too narrow */
      MODE_VBLANK_WIDE,           /* vertical blanking too wide */
      MODE_PANEL,                 /* exceeds panel dimensions */
      MODE_INTERLACE_WIDTH,       /* width too large for interlaced mode */
      MODE_ONE_WIDTH,             /* only one width is supported */
      MODE_ONE_HEIGHT,            /* only one height is supported */
      MODE_ONE_SIZE,              /* only one resolution is supported */
      MODE_NO_REDUCED,            /* monitor doesn't accept reduced blanking */
      MODE_BANDWIDTH,             /* mode requires too much memory bandwidth */
      MODE_DUPLICATE,             /* mode is duplicated */
      MODE_BAD = -2,              /* unspecified reason */
      MODE_ERROR = -1             /* error condition */
  } ModeStatus;
  
  /* Video mode */
  typedef struct _DisplayModeRec {
      struct _DisplayModeRec *prev;
      struct _DisplayModeRec *next;
      const char *name;           /* identifier for the mode */
      ModeStatus status;
      int type;
  
      /* These are the values that the user sees/provides */
      int Clock;                  /* pixel clock freq (kHz) */
      int HDisplay;               /* horizontal timing */
      int HSyncStart;
      int HSyncEnd;
      int HTotal;
      int HSkew;
      int VDisplay;               /* vertical timing */
      int VSyncStart;
      int VSyncEnd;
      int VTotal;
      int VScan;
      int Flags;
  
      /* These are the values the hardware uses */
      int ClockIndex;
      int SynthClock;             /* Actual clock freq to
                                   * be programmed  (kHz) */
      int CrtcHDisplay;
      int CrtcHBlankStart;
      int CrtcHSyncStart;
      int CrtcHSyncEnd;
      int CrtcHBlankEnd;
      int CrtcHTotal;
      int CrtcHSkew;
      int CrtcVDisplay;
      int CrtcVBlankStart;
      int CrtcVSyncStart;
      int CrtcVSyncEnd;
      int CrtcVBlankEnd;
      int CrtcVTotal;
      Bool CrtcHAdjusted;
      Bool CrtcVAdjusted;
      int PrivSize;
      INT32 *Private;
      int PrivFlags;
  
      float HSync, VRefresh;
  } DisplayModeRec, *DisplayModePtr;
  
  #endif