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sna: Set the needs_flush flag on the bo when the scanout is dirty 

Since the call to the busy_ioctl is predicated on whether the bo needs
to be flushed by us, therefore when forcing the call to the busy_ioctl
to flush the GTT we need to mark it as requiring needs_flush.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2013-06-07 16:32:40 +01:00
parent 7151e437df
commit b584162e38
1 changed files with 6 additions and 2 deletions
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8
src/sna/sna_accel.c
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@ -14199,8 +14199,10 @@ static bool start_flush(struct sna *sna, struct sna_pixmap *scanout)
if (!scanout)
return false;
if (sna->flags & SNA_FLUSH_GTT && scanout->gtt_dirty)
if (sna->flags & SNA_FLUSH_GTT && scanout->gtt_dirty) {
scanout->gpu_bo->needs_flush = true;
return true;
}
return scanout->cpu_damage || scanout->gpu_bo->exec;
}
@ -14223,8 +14225,10 @@ static bool stop_flush(struct sna *sna, struct sna_pixmap *scanout)
if (!scanout)
return false;
if (sna->flags & SNA_FLUSH_GTT && scanout->gtt_dirty)
if (sna->flags & SNA_FLUSH_GTT && scanout->gtt_dirty) {
scanout->gpu_bo->needs_flush = true;
return true;
}
return scanout->cpu_damage || scanout->gpu_bo->needs_flush;
}