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modesetting: Check DPMS mode in ms_covering_crtc().

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crtc->enabled is insufficient; we should also make sure DPMS is on.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Keith Packard <keithp@keithp.com>
Tested-by: Jason Ekstrand <jason.ekstrand@intel.com>
Signed-off-by: Keith Packard <keithp@keithp.com>
This commit is contained in:
Kenneth Graunke 2014-12-18 17:58:18 -08:00 committed by Keith Packard
parent 8affaade2c
commit 7d1fc04d27
1 changed files with 9 additions and 1 deletions
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10
hw/xfree86/drivers/modesetting/vblank.c
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@ -88,6 +88,14 @@ static int ms_box_area(BoxPtr box)
return (int)(box->x2 - box->x1) * (int)(box->y2 - box->y1);
}
static Bool
ms_crtc_on(xf86CrtcPtr crtc)
{
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
return crtc->enabled && drmmode_crtc->dpms_mode == DPMSModeOn;
}
/*
* Return the crtc covering 'box'. If two crtcs cover a portion of
* 'box', then prefer 'desired'. If 'desired' is NULL, then prefer the crtc
@ -114,7 +122,7 @@ ms_covering_crtc(ScrnInfoPtr scrn,
crtc = xf86_config->crtc[c];
/* If the CRTC is off, treat it as not covering */
if (!crtc->enabled)
if (!ms_crtc_on(crtc))
continue;
ms_crtc_box(crtc, &crtc_box);