From 64785df389ebbd6add3303bcdeacf571d5b0bed8 Mon Sep 17 00:00:00 2001
From: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Date: Tue, 27 Jul 2021 17:58:59 -0400
Subject: [PATCH] zink: add env var to disable timelines

for ci use only

Acked-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12089>
---
 src/gallium/drivers/zink/zink_screen.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/gallium/drivers/zink/zink_screen.c b/src/gallium/drivers/zink/zink_screen.c
index ef8da6d..f75c07f 100644
--- a/src/gallium/drivers/zink/zink_screen.c
+++ b/src/gallium/drivers/zink/zink_screen.c
@@ -1912,6 +1912,9 @@ zink_internal_create_screen(const struct pipe_screen_config *config)
    screen->clamp_video_mem = screen->total_video_mem * 0.8;
    if (!os_get_total_physical_memory(&screen->total_mem))
       goto fail;
+
+   if (debug_get_bool_option("ZINK_NO_TIMELINES", false))
+      screen->info.have_KHR_timeline_semaphore = false;
    if (screen->info.have_KHR_timeline_semaphore)
       zink_screen_init_semaphore(screen);
 
-- 
2.7.4