static Bool vncRandRCrtcSet(ScreenPtr pScreen, RRCrtcPtr crtc, RRModePtr mode,
int x, int y, Rotation rotation, int num_outputs,
RROutputPtr *outputs)
{
Bool ret;
int i;
/*
* Some applications get confused by a connected output without a
* mode or CRTC, so we need to fiddle with the connection state as well.
*/
for (i = 0;i < crtc->numOutputs;i++)
RROutputSetConnection(crtc->outputs[i], RR_Disconnected);
for (i = 0;i < num_outputs;i++) {
if (mode != NULL)
RROutputSetConnection(outputs[i], RR_Connected);
else
RROutputSetConnection(outputs[i], RR_Disconnected);
}
/* Let RandR know we approve, and let it update its internal state */
ret = RRCrtcNotify(crtc, mode, x, y, rotation, NULL, num_outputs, outputs);
if (!ret)
return FALSE;
return TRUE;
}
static RROutputPtr
rdpRRAddOutput(rdpPtr dev, const char *aname, int x, int y, int width, int height)
{
RRModePtr mode;
RRCrtcPtr crtc;
RROutputPtr output;
xRRModeInfo modeInfo;
char name[64];
sprintf (name, "%dx%d", width, height);
memset (&modeInfo, 0, sizeof(modeInfo));
modeInfo.width = width;
modeInfo.height = height;
modeInfo.nameLength = strlen(name);
mode = RRModeGet(&modeInfo, name);
if (mode == 0)
{
LLOGLN(0, ("rdpRRAddOutput: RRModeGet failed"));
return 0;
}
crtc = RRCrtcCreate(dev->pScreen, NULL);
if (crtc == 0)
{
LLOGLN(0, ("rdpRRAddOutput: RRCrtcCreate failed"));
RRModeDestroy(mode);
return 0;
}
output = RROutputCreate(dev->pScreen, aname, strlen(aname), NULL);
if (output == 0)
{
LLOGLN(0, ("rdpRRAddOutput: RROutputCreate failed"));
RRCrtcDestroy(crtc);
RRModeDestroy(mode);
return 0;
}
if (!RROutputSetClones(output, NULL, 0))
{
LLOGLN(0, ("rdpRRAddOutput: RROutputSetClones failed"));
}
if (!RROutputSetModes(output, &mode, 1, 0))
{
LLOGLN(0, ("rdpRRAddOutput: RROutputSetModes failed"));
}
if (!RROutputSetCrtcs(output, &crtc, 1))
{
LLOGLN(0, ("rdpRRAddOutput: RROutputSetCrtcs failed"));
}
if (!RROutputSetConnection(output, RR_Connected))
{
LLOGLN(0, ("rdpRRAddOutput: RROutputSetConnection failed"));
}
RRCrtcNotify(crtc, mode, x, y, RR_Rotate_0, NULL, 1, &output);
dev->output[dev->extra_outputs] = output;
dev->crtc[dev->extra_outputs] = crtc;
dev->extra_outputs++;
return output;
}
static RRCrtcPtr vncRandRCrtcCreate(ScreenPtr pScreen)
{
RRCrtcPtr crtc;
RROutputPtr output;
char name[100];
/* First we create the CRTC... */
crtc = RRCrtcCreate(pScreen, NULL);
/* We don't actually support gamma, but xrandr complains when it is missing */
RRCrtcGammaSetSize (crtc, 256);
/* Then we create a dummy output for it... */
sprintf(name, "VNC-%d", vncRandRIndex);
vncRandRIndex++;
output = RROutputCreate(pScreen, name, strlen(name), NULL);
RROutputSetCrtcs(output, &crtc, 1);
RROutputSetConnection(output, RR_Disconnected);
/* Make sure the CRTC has this output set */
vncRandRCrtcSet(pScreen, crtc, NULL, 0, 0, RR_Rotate_0, 1, &output);
/* Populate a list of default modes */
vncRandRSetModes(output, -1, -1);
return crtc;
}
/*
* Mirror the current mode configuration to RandR
*/
static Bool
xf86RandR12SetInfo12 (ScreenPtr pScreen)
{
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn);
RROutputPtr *clones;
RRCrtcPtr *crtcs;
int ncrtc;
int o, c, l;
RRCrtcPtr randr_crtc;
int nclone;
clones = ALLOCATE_LOCAL(config->num_output * sizeof (RROutputPtr));
crtcs = ALLOCATE_LOCAL (config->num_crtc * sizeof (RRCrtcPtr));
for (o = 0; o < config->num_output; o++)
{
xf86OutputPtr output = config->output[o];
ncrtc = 0;
for (c = 0; c < config->num_crtc; c++)
if (output->possible_crtcs & (1 << c))
crtcs[ncrtc++] = config->crtc[c]->randr_crtc;
if (output->crtc)
randr_crtc = output->crtc->randr_crtc;
else
randr_crtc = NULL;
if (!RROutputSetCrtcs (output->randr_output, crtcs, ncrtc))
{
DEALLOCATE_LOCAL (crtcs);
DEALLOCATE_LOCAL (clones);
return FALSE;
}
RROutputSetPhysicalSize(output->randr_output,
output->mm_width,
output->mm_height);
xf86RROutputSetModes (output->randr_output, output->probed_modes);
switch (output->status) {
case XF86OutputStatusConnected:
RROutputSetConnection (output->randr_output, RR_Connected);
break;
case XF86OutputStatusDisconnected:
RROutputSetConnection (output->randr_output, RR_Disconnected);
break;
case XF86OutputStatusUnknown:
RROutputSetConnection (output->randr_output, RR_UnknownConnection);
break;
}
RROutputSetSubpixelOrder (output->randr_output, output->subpixel_order);
/*
* Valid clones
*/
nclone = 0;
for (l = 0; l < config->num_output; l++)
{
xf86OutputPtr clone = config->output[l];
if (l != o && (output->possible_clones & (1 << l)))
clones[nclone++] = clone->randr_output;
}
if (!RROutputSetClones (output->randr_output, clones, nclone))
{
DEALLOCATE_LOCAL (crtcs);
DEALLOCATE_LOCAL (clones);
return FALSE;
}
}
DEALLOCATE_LOCAL (crtcs);
DEALLOCATE_LOCAL (clones);
return TRUE;
}
static void
RRScanOldConfig (ScreenPtr pScreen, Rotation rotations)
{
rrScrPriv(pScreen);
RROutputPtr output;
RRCrtcPtr crtc;
RRModePtr mode, newMode = NULL;
int i;
CARD16 minWidth = MAXSHORT, minHeight = MAXSHORT;
CARD16 maxWidth = 0, maxHeight = 0;
CARD16 width, height;
/*
* First time through, create a crtc and output and hook
* them together
*/
if (pScrPriv->numOutputs == 0 &&
pScrPriv->numCrtcs == 0)
{
crtc = RRCrtcCreate (pScreen, NULL);
if (!crtc)
return;
output = RROutputCreate (pScreen, "default", 7, NULL);
if (!output)
return;
RROutputSetCrtcs (output, &crtc, 1);
RROutputSetConnection (output, RR_Connected);
#ifdef RENDER
RROutputSetSubpixelOrder (output, PictureGetSubpixelOrder (pScreen));
#endif
}
output = pScrPriv->outputs[0];
if (!output)
return;
crtc = pScrPriv->crtcs[0];
if (!crtc)
return;
/* check rotations */
if (rotations != crtc->rotations)
{
crtc->rotations = rotations;
crtc->changed = TRUE;
pScrPriv->changed = TRUE;
}
/* regenerate mode list */
for (i = 0; i < pScrPriv->nSizes; i++)
{
RRScreenSizePtr size = &pScrPriv->pSizes[i];
int r;
if (size->nRates)
{
for (r = 0; r < size->nRates; r++)
{
mode = RROldModeAdd (output, size, size->pRates[r].rate);
if (i == pScrPriv->size &&
size->pRates[r].rate == pScrPriv->rate)
{
newMode = mode;
}
}
xfree (size->pRates);
}
else
{
mode = RROldModeAdd (output, size, 0);
if (i == pScrPriv->size)
newMode = mode;
}
}
if (pScrPriv->nSizes)
xfree (pScrPriv->pSizes);
pScrPriv->pSizes = NULL;
pScrPriv->nSizes = 0;
/* find size bounds */
for (i = 0; i < output->numModes + output->numUserModes; i++)
{
mode = (i < output->numModes ?
output->modes[i] :
output->userModes[i-output->numModes]);
width = mode->mode.width;
height = mode->mode.height;
if (width < minWidth) minWidth = width;
if (width > maxWidth) maxWidth = width;
if (height < minHeight) minHeight = height;
if (height > maxHeight) maxHeight = height;
}
RRScreenSetSizeRange (pScreen, minWidth, minHeight, maxWidth, maxHeight);
/* notice current mode */
if (newMode)
RRCrtcNotify (crtc, newMode, 0, 0, pScrPriv->rotation,
1, &output);
}