From 46a04672af9c31a389ee3ff420d85f37c7faf8cd Mon Sep 17 00:00:00 2001
From: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Date: Wed, 9 Sep 2020 14:36:47 -0400
Subject: [PATCH] zink: add buffer barriers for resource_copy_region

Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9147>
---
 src/gallium/drivers/zink/zink_context.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/gallium/drivers/zink/zink_context.c b/src/gallium/drivers/zink/zink_context.c
index 887b9887d65..90b9de2e4fd 100644
--- a/src/gallium/drivers/zink/zink_context.c
+++ b/src/gallium/drivers/zink/zink_context.c
@@ -1539,6 +1539,8 @@ zink_resource_copy_region(struct pipe_context *pctx,
       zink_batch_reference_resource_rw(batch, src, false);
       zink_batch_reference_resource_rw(batch, dst, true);
       util_range_add(&dst->base, &dst->valid_buffer_range, dstx, dstx + src_box->width);
+      zink_resource_buffer_barrier(batch, src, VK_ACCESS_TRANSFER_READ_BIT, 0);
+      zink_resource_buffer_barrier(batch, dst, VK_ACCESS_TRANSFER_WRITE_BIT, 0);
       vkCmdCopyBuffer(batch->cmdbuf, src->buffer, dst->buffer, 1, &region);
    } else
       debug_printf("zink: TODO resource copy\n");