diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2014-01-24 11:29:26 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2014-01-24 11:32:43 +0000 |
| commit | 4385724dc49dd090e0a5956e287f80b92ebd70e8 (patch) | |
| tree | 7f0ec16e51d18acf2a2682808080f2ae108f327e /src/sna/gen5_render.c | |
| parent | c9e9c85fc7b21e231c2532fe1c75b92307e112ed (diff) | |
sna/gen2+: Inspect composite flags to discard unneeded CPU damage
We can now check whether the Composite operation will require existing
CPU damage and if not discard it.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'src/sna/gen5_render.c')
| -rw-r--r-- | src/sna/gen5_render.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/src/sna/gen5_render.c b/src/sna/gen5_render.c index 23b0c147..3396acd0 100644 --- a/src/sna/gen5_render.c +++ b/src/sna/gen5_render.c @@ -1571,6 +1571,7 @@ gen5_composite_set_target(struct sna *sna, bool partial) { BoxRec box; + unsigned hint; op->dst.pixmap = get_drawable_pixmap(dst->pDrawable); op->dst.width = op->dst.pixmap->drawable.width; @@ -1584,9 +1585,14 @@ gen5_composite_set_target(struct sna *sna, } else sna_render_picture_extents(dst, &box); - op->dst.bo = sna_drawable_use_bo (dst->pDrawable, - PREFER_GPU | FORCE_GPU | RENDER_GPU, - &box, &op->damage); + hint = PREFER_GPU | FORCE_GPU | RENDER_GPU; + if (!partial) { + hint |= IGNORE_CPU; + if (w == op->dst.width && h == op->dst.height) + hint |= REPLACES; + } + + op->dst.bo = sna_drawable_use_bo(dst->pDrawable, hint, &box, &op->damage); if (op->dst.bo == NULL) return false; @@ -1863,7 +1869,7 @@ gen5_render_composite(struct sna *sna, if (!gen5_composite_set_target(sna, tmp, dst, dst_x, dst_y, width, height, - op > PictOpSrc || dst->pCompositeClip->data)) { + flags & COMPOSITE_PARTIAL || op > PictOpSrc || dst->pCompositeClip->data)) { DBG(("%s: failed to set composite target\n", __FUNCTION__)); goto fallback; } |