zink: add feedback loop usage for swapchains

affects:
GTF-GL46.gtf30.GL3Tests.framebuffer_blit.framebuffer_blit_functionality_linear_filter_color_blit

cc: mesa-stable

Reviewed-by: Joshua Ashton <joshua@froggi.es>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22959>

diff --git a/src/gallium/drivers/zink/zink_kopper.c b/src/gallium/drivers/zink/zink_kopper.c
index cc946f1..2a3416b 100644 (file)
--- a/src/gallium/drivers/zink/zink_kopper.c
+++ b/src/gallium/drivers/zink/zink_kopper.c
@@ -266,6 +266,8 @@ kopper_CreateSwapchain(struct zink_screen *screen, struct kopper_displaytarget *
                                VK_IMAGE_USAGE_SAMPLED_BIT |
                                VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT |
                                VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT;
+      if (cdt->caps.supportedUsageFlags & VK_IMAGE_USAGE_ATTACHMENT_FEEDBACK_LOOP_BIT_EXT)
+         cswap->scci.imageUsage |= VK_IMAGE_USAGE_ATTACHMENT_FEEDBACK_LOOP_BIT_EXT;
       cswap->scci.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE;
       cswap->scci.queueFamilyIndexCount = 0;
       cswap->scci.pQueueFamilyIndices = NULL;