xorg-server-1.4/randr/mirandr.c

   1 /*
   2  * Copyright © 2000 Compaq Computer Corporation
   3  * Copyright © 2002 Hewlett-Packard Company
   4  * Copyright © 2006 Intel Corporation
   5  *
   6  * Permission to use, copy, modify, distribute, and sell this software and its
   7  * documentation for any purpose is hereby granted without fee, provided that
   8  * the above copyright notice appear in all copies and that both that copyright
   9  * notice and this permission notice appear in supporting documentation, and
  10  * that the name of the copyright holders not be used in advertising or
  11  * publicity pertaining to distribution of the software without specific,
  12  * written prior permission.  The copyright holders make no representations
  13  * about the suitability of this software for any purpose.  It is provided "as
  14  * is" without express or implied warranty.
  15  *
  16  * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
  17  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
  18  * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
  19  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
  20  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
  21  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
  22  * OF THIS SOFTWARE.
  23  *
  24  * Author:  Jim Gettys, Hewlett-Packard Company, Inc.
  25  *          Keith Packard, Intel Corporation
  26  */
  27
  28 #ifdef HAVE_DIX_CONFIG_H
  29 #include <dix-config.h>
  30 #endif
  31
  32 #include "scrnintstr.h"
  33 #include "mi.h"
  34 #include "randrstr.h"
  35 #include <stdio.h>
  36
  37 Bool
  38 miRRGetInfo (ScreenPtr pScreen, Rotation *rotations)
  39 {
  40     return TRUE;
  41 }
  42
  43 /*
  44  * Any hardware that can actually change anything will need something
  45  * different here
  46  */
  47 Bool
  48 miRRCrtcSet (ScreenPtr  pScreen,
  49              RRCrtcPtr  crtc,
  50              RRModePtr  mode,
  51              int        x,
  52              int        y,
  53              Rotation   rotation,
  54              int        numOutput,
  55              RROutputPtr *outputs)
  56 {
  57     return TRUE;
  58 }
  59
  60 static Bool
  61 miRRCrtcSetGamma (ScreenPtr     pScreen,
  62                   RRCrtcPtr     crtc)
  63 {
  64     return TRUE;
  65 }
  66
  67 Bool
  68 miRROutputSetProperty (ScreenPtr            pScreen,
  69                        RROutputPtr          output,
  70                        Atom                 property,
  71                        RRPropertyValuePtr   value)
  72 {
  73     return TRUE;
  74 }
  75
  76 Bool
  77 miRROutputValidateMode (ScreenPtr           pScreen,
  78                         RROutputPtr         output,
  79                         RRModePtr           mode)
  80 {
  81     return FALSE;
  82 }
  83
  84 void
  85 miRRModeDestroy (ScreenPtr  pScreen,
  86                  RRModePtr  mode)
  87 {
  88 }
  89
  90 /*
  91  * This function assumes that only a single depth can be
  92  * displayed at a time, but that all visuals of that depth
  93  * can be displayed simultaneously.  It further assumes that
  94  * only a single size is available.  Hardware providing
  95  * additional capabilties should use different code.
  96  * XXX what to do here....
  97  */
  98
  99 Bool
 100 miRandRInit (ScreenPtr pScreen)
 101 {
 102     rrScrPrivPtr    pScrPriv;
 103 #if RANDR_12_INTERFACE
 104     RRModePtr   mode;
 105     RRCrtcPtr   crtc;
 106     RROutputPtr output;
 107     xRRModeInfo modeInfo;
 108     char        name[64];
 109 #endif
 110
 111     if (!RRScreenInit (pScreen))
 112         return FALSE;
 113     pScrPriv = rrGetScrPriv(pScreen);
 114     pScrPriv->rrGetInfo = miRRGetInfo;
 115 #if RANDR_12_INTERFACE
 116     pScrPriv->rrCrtcSet = miRRCrtcSet;
 117     pScrPriv->rrCrtcSetGamma = miRRCrtcSetGamma;
 118     pScrPriv->rrOutputSetProperty = miRROutputSetProperty;
 119     pScrPriv->rrOutputValidateMode = miRROutputValidateMode;
 120     pScrPriv->rrModeDestroy = miRRModeDestroy;
 121
 122     RRScreenSetSizeRange (pScreen,
 123                           pScreen->width, pScreen->height,
 124                           pScreen->width, pScreen->height);
 125
 126     sprintf (name, "%dx%d", pScreen->width, pScreen->height);
 127     memset (&modeInfo, '\0', sizeof (modeInfo));
 128     modeInfo.width = pScreen->width;
 129     modeInfo.height = pScreen->height;
 130     modeInfo.nameLength = strlen (name);
 131
 132     mode = RRModeGet (&modeInfo, name);
 133     if (!mode)
 134         return FALSE;
 135
 136     crtc = RRCrtcCreate (pScreen, NULL);
 137     if (!crtc)
 138         return FALSE;
 139
 140     output = RROutputCreate (pScreen, "screen", 6, NULL);
 141     if (!output)
 142         return FALSE;
 143     if (!RROutputSetClones (output, NULL, 0))
 144         return FALSE;
 145     if (!RROutputSetModes (output, &mode, 1, 0))
 146         return FALSE;
 147     if (!RROutputSetCrtcs (output, &crtc, 1))
 148         return FALSE;
 149     if (!RROutputSetConnection (output, RR_Connected))
 150         return FALSE;
 151     RRCrtcNotify (crtc, mode, 0, 0, RR_Rotate_0, 1, &output);
 152 #endif
 153     return TRUE;
 154 }