New virglrerenderer features were stabilized with release of v1.0.0.
Presence of symbols in virglrenderer.h doesn't guarantee ABI compatibility
with pre-release development versions of libvirglerender. Use virglrenderer
version to decide reliably which virgl features are available.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
---
 hw/display/virtio-gpu-virgl.c | 2 +-
 meson.build                   | 5 +----
 2 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/hw/display/virtio-gpu-virgl.c b/hw/display/virtio-gpu-virgl.c
index a63d1f540f04..ca6f4d6cbb58 100644
--- a/hw/display/virtio-gpu-virgl.c
+++ b/hw/display/virtio-gpu-virgl.c
@@ -171,7 +171,7 @@ static void virgl_cmd_set_scanout(VirtIOGPU *g,
         struct virgl_renderer_resource_info info;
         void *d3d_tex2d = NULL;
 
-#ifdef HAVE_VIRGL_D3D_INFO_EXT
+#if VIRGL_VERSION_MAJOR >= 1
         struct virgl_renderer_resource_info_ext ext;
         memset(&ext, 0, sizeof(ext));
         ret = virgl_renderer_resource_get_info_ext(ss.resource_id, &ext);
diff --git a/meson.build b/meson.build
index c26c417de16a..089cbd2bb364 100644
--- a/meson.build
+++ b/meson.build
@@ -2429,10 +2429,7 @@ config_host_data.set('CONFIG_VNC', vnc.found())
 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
 if virgl.found()
-  config_host_data.set('HAVE_VIRGL_D3D_INFO_EXT',
-                       cc.has_member('struct virgl_renderer_resource_info_ext', 'd3d_tex2d',
-                                     prefix: '#include <virglrenderer.h>',
-                                     dependencies: virgl))
+  config_host_data.set('VIRGL_VERSION_MAJOR', virgl.version().split('.')[0])
 endif
 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
 config_host_data.set('CONFIG_VTE', vte.found())
-- 
2.47.0