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hw/xfree86: Require only one working CRTC to start the server.

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Instead of requiring every mode set to complete successfully, start up
as long as at least one CRTC is working. This avoids failures when one
or more CRTCs can't start due to mode setting conflicts.

Signed-off-by: Keith Packard <keithp@keithp.com>
Reviewed-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Keith Packard 2013-01-08 20:24:32 -08:00
parent 8b328d4ee3
commit 6703a7c7cf
1 changed files with 11 additions and 4 deletions
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15
hw/xfree86/modes/xf86Crtc.c
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@ -2605,6 +2605,7 @@ xf86SetDesiredModes(ScrnInfoPtr scrn)
xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn);
xf86CrtcPtr crtc = config->crtc[0];
int c;
int enabled = 0;
/* A driver with this hook will take care of this */
if (!crtc->funcs->set_mode_major) {
@ -2655,14 +2656,20 @@ xf86SetDesiredModes(ScrnInfoPtr scrn)
transform = &crtc->desiredTransform;
else
transform = NULL;
if (!xf86CrtcSetModeTransform
if (xf86CrtcSetModeTransform
(crtc, &crtc->desiredMode, crtc->desiredRotation, transform,
crtc->desiredX, crtc->desiredY))
return FALSE;
crtc->desiredX, crtc->desiredY)) {
++enabled;
} else {
for (o = 0; o < config->num_output; o++)
if (config->output[o]->crtc == crtc)
config->output[o]->crtc = NULL;
crtc->enabled = FALSE;
}
}
xf86DisableUnusedFunctions(scrn);
return TRUE;
return enabled != 0;
}
/**