Mesa (master): lima: don't use damage system when full damage
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Mon Sep 23 02:19:30 UTC 2019
Module: Mesa
Branch: master
Commit: 4ed569eed771a1b70b485430c8b595d817232b1c
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=4ed569eed771a1b70b485430c8b595d817232b1c
Author: Qiang Yu <yuq825 at gmail.com>
Date: Sun Aug 25 17:24:26 2019 +0800
lima: don't use damage system when full damage
Some time weston set full damage region. It is
more effient to use the cached pp stream instead
of dynamically create one.
Reviewed-and-Tested-by: Vasily Khoruzhick <anarsoul at gmail.com>
Signed-off-by: Qiang Yu <yuq825 at gmail.com>
---
src/gallium/drivers/lima/lima_resource.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/src/gallium/drivers/lima/lima_resource.c b/src/gallium/drivers/lima/lima_resource.c
index b2e33f4d3ff..2f9081c3d11 100644
--- a/src/gallium/drivers/lima/lima_resource.c
+++ b/src/gallium/drivers/lima/lima_resource.c
@@ -365,6 +365,20 @@ lima_resource_set_damage_region(struct pipe_screen *pscreen,
if (!nrects)
return;
+ /* check full damage
+ *
+ * TODO: currently only check if there is any single damage
+ * region that can cover the full render target; there may
+ * be some accurate way, but a single window size damage
+ * region is most of the case from weston
+ */
+ for (i = 0; i < nrects; i++) {
+ if (rects[i].x <= 0 && rects[i].y <= 0 &&
+ rects[i].x + rects[i].width >= pres->width0 &&
+ rects[i].y + rects[i].height >= pres->height0)
+ return;
+ }
+
damage->region = CALLOC(nrects, sizeof(*damage->region));
if (!damage->region)
return;
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