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zink: set surface->dt when updating swapchain

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this otherwise re-creates swapchain surfaces on every frame and has
a significant perf hit for no reason

cc: mesa-stable

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/20613>
(cherry picked from commit b2739c9f00)
This commit is contained in:
Mike Blumenkrantz 2023-01-10 10:51:06 -05:00 • committed by Eric Engestrom
parent 936c86f52a
commit 5b0971c64d
2 changed files with 2 additions and 1 deletions
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2
.pick_status.json
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@ -319,7 +319,7 @@
"description": "zink: set surface->dt when updating swapchain",
"nominated": true,
"nomination_type": 0,
"resolution": 0,
"resolution": 1,
"main_sha": null,
"because_sha": null
},

1
src/gallium/drivers/zink/zink_surface.c
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@ -465,6 +465,7 @@ zink_surface_swapchain_update(struct zink_context *ctx, struct zink_surface *sur
surface->base.width = res->base.b.width0;
surface->base.height = res->base.b.height0;
init_surface_info(surface, res, &surface->ivci);
surface->dt = res->obj->dt;
}
if (!surface->swapchain[res->obj->dt_idx]) {
/* no current swapchain imageview exists: create it */