Rotation
RRGetRotation(ScreenPtr pScreen)
{
RROutputPtr output = RRFirstOutput (pScreen);
if (!output)
return RR_Rotate_0;
return output->crtc->rotation;
}
static Bool
xwlVidModeGetCurrentModeline(ScreenPtr pScreen, DisplayModePtr *mode, int *dotClock)
{
DisplayModePtr pMod;
RROutputPtr output;
RRCrtcPtr crtc;
xRRModeInfo rrmode;
pMod = dixLookupPrivate(&pScreen->devPrivates, xwlVidModePrivateKey);
if (pMod == NULL)
return FALSE;
output = RRFirstOutput(pScreen);
if (output == NULL)
return FALSE;
crtc = output->crtc;
if (crtc == NULL)
return FALSE;
rrmode = crtc->mode->mode;
pMod->next = pMod;
pMod->prev = pMod;
pMod->name = "";
pMod->VScan = 1;
pMod->Private = NULL;
pMod->HDisplay = rrmode.width;
pMod->HSyncStart = rrmode.hSyncStart;
pMod->HSyncEnd = rrmode.hSyncEnd;
pMod->HTotal = rrmode.hTotal;
pMod->HSkew = rrmode.hSkew;
pMod->VDisplay = rrmode.height;
pMod->VSyncStart = rrmode.vSyncStart;
pMod->VSyncEnd = rrmode.vSyncEnd;
pMod->VTotal = rrmode.vTotal;
pMod->Flags = rrmode.modeFlags;
pMod->Clock = rrmode.dotClock / 1000.0;
pMod->VRefresh = mode_refresh(&rrmode); /* Or RRVerticalRefresh() */
pMod->HSync = mode_hsync(&rrmode);
*mode = pMod;
if (dotClock != NULL)
*dotClock = rrmode.dotClock / 1000.0;
return TRUE;
}
static Bool
xwlVidModeSetViewPort(ScreenPtr pScreen, int x, int y)
{
RROutputPtr output;
RRCrtcPtr crtc;
output = RRFirstOutput(pScreen);
if (output == NULL)
return FALSE;
crtc = output->crtc;
if (crtc == NULL)
return FALSE;
/* Support only default viewport */
return (x == crtc->x && y == crtc->y);
}
static Bool
xwlVidModeGetViewPort(ScreenPtr pScreen, int *x, int *y)
{
RROutputPtr output;
RRCrtcPtr crtc;
output = RRFirstOutput(pScreen);
if (output == NULL)
return FALSE;
crtc = output->crtc;
if (crtc == NULL)
return FALSE;
*x = crtc->x;
*y = crtc->y;
return TRUE;
}
static Bool
ephyrResizeScreen (ScreenPtr pScreen,
int newwidth,
int newheight)
{
KdScreenPriv(pScreen);
KdScreenInfo *screen = pScreenPriv->screen;
RRScreenSize size = {0};
Bool ret;
int t;
if (screen->randr & (RR_Rotate_90|RR_Rotate_270)) {
t = newwidth;
newwidth = newheight;
newheight = t;
}
if (newwidth == screen->width && newheight == screen->height) {
return FALSE;
}
size.width = newwidth;
size.height = newheight;
hostx_size_set_from_configure(TRUE);
ret = ephyrRandRSetConfig (pScreen, screen->randr, 0, &size);
hostx_size_set_from_configure(FALSE);
if (ret) {
RROutputPtr output;
output = RRFirstOutput(pScreen);
if (!output)
return FALSE;
RROutputSetModes(output, NULL, 0, 0);
}
return ret;
}
xf86CrtcPtr
radeon_pick_best_crtc(ScrnInfoPtr pScrn, Bool consider_disabled,
int x1, int x2, int y1, int y2)
{
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
int coverage, best_coverage, c;
BoxRec box, crtc_box, cover_box;
RROutputPtr primary_output = NULL;
xf86CrtcPtr best_crtc = NULL, primary_crtc = NULL;
if (!pScrn->vtSema)
return NULL;
box.x1 = x1;
box.x2 = x2;
box.y1 = y1;
box.y2 = y2;
best_coverage = 0;
/* Prefer the CRTC of the primary output */
#ifdef HAS_DIXREGISTERPRIVATEKEY
if (dixPrivateKeyRegistered(rrPrivKey))
#endif
{
primary_output = RRFirstOutput(pScrn->pScreen);
}
if (primary_output && primary_output->crtc)
primary_crtc = primary_output->crtc->devPrivate;
/* first consider only enabled CRTCs */
for (c = 0; c < xf86_config->num_crtc; c++) {
xf86CrtcPtr crtc = xf86_config->crtc[c];
if (!radeon_crtc_is_enabled(crtc))
continue;
radeon_crtc_box(crtc, &crtc_box);
radeon_box_intersect(&cover_box, &crtc_box, &box);
coverage = radeon_box_area(&cover_box);
if (coverage > best_coverage ||
(coverage == best_coverage && crtc == primary_crtc)) {
best_crtc = crtc;
best_coverage = coverage;
}
}
if (best_crtc || !consider_disabled)
return best_crtc;
/* if we found nothing, repeat the search including disabled CRTCs */
for (c = 0; c < xf86_config->num_crtc; c++) {
xf86CrtcPtr crtc = xf86_config->crtc[c];
radeon_crtc_box(crtc, &crtc_box);
radeon_box_intersect(&cover_box, &crtc_box, &box);
coverage = radeon_box_area(&cover_box);
if (coverage > best_coverage ||
(coverage == best_coverage && crtc == primary_crtc)) {
best_crtc = crtc;
best_coverage = coverage;
}
}
return best_crtc;
}
