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sna: When turning off outputs whilst DPMS off, update the right counters 

Whilst the outputs are hidden, if we want to disable a CRTC, we want to
manipulate the hidden counter as opposed to current front_active
counter.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2015-02-12 09:51:38 +00:00
parent 8348927c37
commit 147e190d1e
1 changed files with 8 additions and 2 deletions
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10
src/sna/sna_display.c
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@ -1541,8 +1541,13 @@ __sna_crtc_disable(struct sna *sna, struct sna_crtc *sna_crtc)
kgem_bo_destroy(&sna->kgem, sna_crtc->bo);
sna_crtc->bo = NULL;
assert(sna->mode.front_active);
sna->mode.front_active--;
if (sna->mode.hidden) {
sna->mode.hidden--;
assert(sna->mode.hidden);
} else {
assert(sna->mode.front_active);
sna->mode.front_active--;
}
sna->mode.dirty = true;
}
@ -2379,6 +2384,7 @@ retry: /* Attach per-crtc pixmap or direct */
sna_crtc_randr(crtc);
if (sna_crtc->transform)
sna_crtc_damage(crtc);
assert(!sna->mode.hidden);
sna->mode.front_active += saved_bo == NULL;
sna->mode.dirty = true;
DBG(("%s: handle=%d, scanout_active=%d, front_active=%d\n",