Jan Sikorski : wined3d: Flush on texture download to avoid stalling on readout.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: a7815d352c1165be2073cb5ba4bb4de0520c373c
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=a7815d352c1165be2073cb5ba...

Author: Jan Sikorski <jsikorski(a)codeweavers.com>
Date:   Wed Mar 23 17:31:58 2022 +0100

wined3d: Flush on texture download to avoid stalling on readout.

Fixes a stall during a map operation in The Evil Within.

Signed-off-by: Jan Sikorski <jsikorski(a)codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/wined3d/texture.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/dlls/wined3d/texture.c b/dlls/wined3d/texture.c
index fdd2c70c667..ebe770af0d2 100644
--- a/dlls/wined3d/texture.c
+++ b/dlls/wined3d/texture.c
@@ -5163,6 +5163,8 @@ static void wined3d_texture_vk_download_data(struct wined3d_context *context,
 
         VK_CALL(vkCmdPipelineBarrier(vk_command_buffer, VK_PIPELINE_STAGE_TRANSFER_BIT,
                 bo_stage_flags, 0, 0, NULL, 1, &vk_barrier, 0, NULL));
+        /* Start the download so we don't stall waiting for the result. */
+        wined3d_context_vk_submit_command_buffer(context_vk, 0, NULL, NULL, 0, NULL);
     }
 }