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RANDR 1.2: Only enable unknown outputs if there are no connected outputs.

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Otherwise you end up with a confusing initial geometry, and xscreensaver
and friends get very angry.
This commit is contained in:
Adam Jackson 2007-11-27 13:20:40 -05:00
parent edebe76cfd
commit 23b8ca8a37
1 changed files with 27 additions and 5 deletions
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32
hw/xfree86/modes/xf86Crtc.c
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@ -463,7 +463,7 @@ xf86OutputSetMonitor (xf86OutputPtr output)
}
static Bool
xf86OutputEnabled (xf86OutputPtr output)
xf86OutputEnabled (xf86OutputPtr output, Bool strict)
{
Bool enable, disable;
@ -481,8 +481,16 @@ xf86OutputEnabled (xf86OutputPtr output)
"Output %s disabled by config file\n", output->name);
return FALSE;
}
/* otherwise, enable if it is not disconnected */
enable = output->status != XF86OutputStatusDisconnected;
/* If not, try to only light up the ones we know are connected */
if (strict) {
enable = output->status == XF86OutputStatusConnected;
}
/* But if that fails, try to light up even outputs we're unsure of */
else {
enable = output->status != XF86OutputStatusDisconnected;
}
xf86DrvMsg (output->scrn->scrnIndex, X_INFO,
"Output %s %sconnected\n", output->name, enable ? "" : "dis");
return enable;
@ -1571,7 +1579,7 @@ xf86InitialConfiguration (ScrnInfoPtr scrn, Bool canGrow)
Rotation target_rotation = RR_Rotate_0;
xf86CrtcPtr *crtcs;
DisplayModePtr *modes;
Bool *enabled;
Bool *enabled, any_enabled = FALSE;
int width;
int height;
@ -1604,9 +1612,23 @@ xf86InitialConfiguration (ScrnInfoPtr scrn, Bool canGrow)
xf86OutputPtr output = config->output[o];
modes[o] = NULL;
enabled[o] = xf86OutputEnabled (output);
any_enabled |= (enabled[o] = xf86OutputEnabled (output, TRUE));
}
if (!any_enabled)
{
xf86DrvMsg (scrn->scrnIndex, X_WARNING,
"No outputs definitely connected, trying again...\n");
for (o = 0; o < config->num_output; o++)
{
xf86OutputPtr output = config->output[o];
modes[o] = NULL;
enabled[o] = xf86OutputEnabled (output, FALSE);
}
}
/*
* User preferred > preferred > other modes
*/