[meta-intel] [PATCH 4/4] sys940x: README: mention the needed opengl distro feature

[nitin.a.kamble at intel.com]

From: Nitin A Kamble <nitin.a.kamble at intel.com>

Mention that if the distro policy does not list 'opengl' in the
DISTRO_FEATURES, then one

Signed-off-by: Nitin A Kamble <nitin.a.kamble at intel.com>
---
 meta-sys940x/README | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/meta-sys940x/README b/meta-sys940x/README
index be5bc0f..3a2eecc 100644
--- a/meta-sys940x/README
+++ b/meta-sys940x/README
@@ -94,6 +94,13 @@ in your local.conf.  For example:
 
   LICENSE_FLAGS_WHITELIST = "license_emgd-driver-bin"
 
+The emgd recipe dependes on xorg's dri and glx modules, which are built
+only when 'opengl' is listed in DISTRO_FEATURES. So if the distro is
+not listing 'opengl' in the DISTRO_FEATURES then you would need this
+additional line in your local.conf
+
+  DISTRO_FEATURES_append = " opengl"
+
 If you want to enable the layer that does not support EMGD graphics
 add the following to the local.conf file:
 
-- 
1.8.1.4