mesa: Fix build with vulkan on non-x86

The intel vulkan driver requires libdrm-intel: Only enable it when
building for x86 or x86-64 similar to DRI drivers.

Building on non-x86* with vulkan leads to "--with-vulkan-drivers= ":
this is interpreted correctly by the build system.

(From OE-Core rev: 8e50f002823772a989f0f39b0ecb8a84517c94f5)

Signed-off-by: Jussi Kukkonen <jussi.kukkonen@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 4 insertions, 1 deletions

diff --git a/meta/recipes-graphics/mesa/mesa.inc b/meta/recipes-graphics/mesa/mesa.inc
index 45361c7790..3bb3cf401f 100644
--- a/meta/recipes-graphics/mesa/mesa.inc
+++ b/meta/recipes-graphics/mesa/mesa.inc
@@ -51,7 +51,10 @@ PACKAGECONFIG[dri3] = "--enable-dri3, --disable-dri3, dri3proto presentproto lib
 
 # Vulkan drivers need dri3 enabled
 # radeon could be enabled as well but requires gallium-llvm with llvm >= 3.9
-PACKAGECONFIG[vulkan] = "--with-vulkan-drivers=intel, --without-vulkan-drivers"
+VULKAN_DRIVERS = ""
+VULKAN_DRIVERS_append_x86 = ",intel"
+VULKAN_DRIVERS_append_x86-64 = ",intel"
+PACKAGECONFIG[vulkan] = "--with-vulkan-drivers=${VULKAN_DRIVERS}, --without-vulkan-drivers"
 
 PACKAGECONFIG[gles] = "--enable-gles1 --enable-gles2, --disable-gles1 --disable-gles2"