0012-Enable-buffer-sharing-in-the-kms_swrast-driver.patch

From 4d27835d3377f376e33499ba875d9de9ddf1218f Mon Sep 17 00:00:00 2001
From: Brendan King <Brendan.King@imgtec.com>
Date: Wed, 26 Oct 2016 16:24:28 +0100
Subject: [PATCH] Enable buffer sharing in the kms_swrast driver

Enable buffer sharing, so that a DRI driver can be loaded by a
Wayland client when kms_swrast is being used by the compositor.

---
 src/gallium/frontends/dri/dri2.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/frontends/dri/dri2.c b/src/gallium/frontends/dri/dri2.c
index cfc14da..58f25ea 100644
--- a/src/gallium/frontends/dri/dri2.c
+++ b/src/gallium/frontends/dri/dri2.c
@@ -2538,7 +2538,7 @@ dri_kms_init_screen(__DRIscreen * sPriv)
    if (!configs)
       goto destroy_screen;
 
-   screen->can_share_buffer = false;
+   screen->can_share_buffer = true;
    screen->auto_fake_front = dri_with_format(sPriv);
    screen->broken_invalidate = !sPriv->dri2.useInvalidate;
    screen->lookup_egl_image = dri2_lookup_egl_image;