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zink: improve no-op acquire detection

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the swapchain may have successfully completed the acquire in a previous
batch, in which case a new acquire is not needed

Reviewed-by: Adam Jackson <ajax@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17149>
This commit is contained in:
Mike Blumenkrantz 2022-06-21 11:22:41 -04:00 • committed by Marge Bot
parent 49d9a3605b
commit 8606e5cff8
1 changed files with 10 additions and 1 deletions
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11
src/gallium/drivers/zink/zink_kopper.c
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@ -450,7 +450,16 @@ static VkResult
kopper_acquire(struct zink_screen *screen, struct zink_resource *res, uint64_t timeout)
{
struct kopper_displaytarget *cdt = kopper_displaytarget(res->obj->dt);
if (res->obj->acquire)
/* if:
* - we don't need a new image
* - we have a swapchain image
* - that image is either acquired or acquiring
*
* then this is a no-op
*/
if (!res->obj->new_dt && res->obj->dt_idx != UINT32_MAX &&
(cdt->swapchain->images[res->obj->dt_idx].acquire || cdt->swapchain->images[res->obj->dt_idx].acquired))
return VK_SUCCESS;
res->obj->acquire = VK_NULL_HANDLE;
VkSemaphore acquire = VK_NULL_HANDLE;