Bool
fbdevHWSwitchMode(ScrnInfoPtr pScrn, DisplayModePtr mode)
{
if (!fbdevHWSetMode(pScrn, mode, FALSE))
return FALSE;
return TRUE;
}
ModeStatus
fbdevHWValidMode(ScrnInfoPtr pScrn, DisplayModePtr mode, Bool verbose, int flags)
{
if (!fbdevHWSetMode(pScrn, mode, TRUE))
return MODE_BAD;
return MODE_OK;
}
Bool
fbdevHWSwitchMode(int scrnIndex, DisplayModePtr mode, int flags)
{
ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
TRACE_ENTER("SwitchMode");
if (!fbdevHWSetMode(pScrn, mode, FALSE))
return FALSE;
return TRUE;
}
ModeStatus
fbdevHWValidMode(int scrnIndex, DisplayModePtr mode, Bool verbose, int flags)
{
ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
TRACE_ENTER("ValidMode");
if (!fbdevHWSetMode(pScrn, mode, TRUE))
return MODE_BAD;
return MODE_OK;
}
void
fbdevHWSetVideoModes(ScrnInfoPtr pScrn)
{
char **modename;
DisplayModePtr mode, this, last = pScrn->modes;
if (NULL == pScrn->display->modes)
return;
pScrn->virtualX = pScrn->display->virtualX;
pScrn->virtualY = pScrn->display->virtualY;
for (modename = pScrn->display->modes; *modename != NULL; modename++) {
for (mode = pScrn->monitor->Modes; mode != NULL; mode = mode->next) {
if (0 == strcmp(mode->name, *modename)) {
if (fbdevHWSetMode(pScrn, mode, TRUE))
break;
xf86DrvMsg(pScrn->scrnIndex, X_INFO,
"\tmode \"%s\" test failed\n", *modename);
}
}
if (NULL == mode) {
xf86DrvMsg(pScrn->scrnIndex, X_INFO,
"\tmode \"%s\" not found\n", *modename);
continue;
}
xf86DrvMsg(pScrn->scrnIndex, X_INFO, "\tmode \"%s\" ok\n", *modename);
if (pScrn->virtualX < mode->HDisplay)
pScrn->virtualX = mode->HDisplay;
if (pScrn->virtualY < mode->VDisplay)
pScrn->virtualY = mode->VDisplay;
if (NULL == pScrn->modes) {
this = pScrn->modes = xf86DuplicateMode(mode);
this->next = this;
this->prev = this;
}
else {
this = xf86DuplicateMode(mode);
this->next = pScrn->modes;
this->prev = last;
last->next = this;
pScrn->modes->prev = this;
}
last = this;
}
}
Bool
fbdevHWModeInit(ScrnInfoPtr pScrn, DisplayModePtr mode)
{
fbdevHWPtr fPtr = FBDEVHWPTR(pScrn);
pScrn->vtSema = TRUE;
/* set */
if (!fbdevHWSetMode(pScrn, mode, FALSE))
return FALSE;
/* read back */
if (0 != ioctl(fPtr->fd, FBIOGET_FSCREENINFO, (void *) (&fPtr->fix))) {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"FBIOGET_FSCREENINFO: %s\n", strerror(errno));
return FALSE;
}
if (0 != ioctl(fPtr->fd, FBIOGET_VSCREENINFO, (void *) (&fPtr->var))) {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"FBIOGET_VSCREENINFO: %s\n", strerror(errno));
return FALSE;
}
if (pScrn->defaultVisual == TrueColor ||
pScrn->defaultVisual == DirectColor) {
/* XXX: This is a hack, but it should be a NOP for all the setups that
* worked before and actually seems to fix some others...
*/
pScrn->offset.red = fPtr->var.red.offset;
pScrn->offset.green = fPtr->var.green.offset;
pScrn->offset.blue = fPtr->var.blue.offset;
pScrn->mask.red =
((1 << fPtr->var.red.length) - 1) << fPtr->var.red.offset;
pScrn->mask.green =
((1 << fPtr->var.green.length) - 1) << fPtr->var.green.offset;
pScrn->mask.blue =
((1 << fPtr->var.blue.length) - 1) << fPtr->var.blue.offset;
}
return TRUE;
}
