package/mesa3d: vulkan intel needs llvm

Since mesa3d was bumped to 25.0.6 with buildroot commit 317260f336 the
Intel Vulkan driver also needs llvm.

Reported-by: Heiko Thiery <heiko.thiery@gmail.com>
https://lists.buildroot.org/pipermail/buildroot/2025-May/780130.html

Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
Signed-off-by: Julien Olivain <ju.o@free.fr>

package/mesa3d/Config.in

@@ -51,7 +51,8 @@ config BR2_PACKAGE_MESA3D_OPENCL
 	depends on BR2_PACKAGE_MESA3D_LLVM
 	depends on BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_R600 || \
 		BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_RADEONSI || \
-		BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_IRIS
+		BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_IRIS || \
+		BR2_PACKAGE_MESA3D_VULKAN_DRIVER_INTEL
 	select BR2_PACKAGE_LLVM_RTTI
 	select BR2_PACKAGE_CLANG
 	select BR2_PACKAGE_LIBCLC
@@ -324,10 +325,17 @@ config BR2_PACKAGE_MESA3D_VULKAN_DRIVER_INTEL
 	depends on BR2_TOOLCHAIN_HAS_SYNC_4 || !BR2_PACKAGE_XORG7 # libxshmfence
 	depends on BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_17 # memfd.h
 	depends on BR2_TOOLCHAIN_USES_GLIBC # ifunc, static_assert
+	depends on BR2_PACKAGE_MESA3D_LLVM
+	select BR2_PACKAGE_MESA3D_OPENCL
 	select BR2_PACKAGE_MESA3D_VULKAN_DRIVER
+	select BR2_PACKAGE_SPIRV_LLVM_TRANSLATOR
+	select BR2_PACKAGE_SPIRV_TOOLS
 	help
 	  Vulkan driver for Intel hardware from Ivy Bridge onward.
 
+comment "intel vulkan needs llvm"
+	depends on !BR2_PACKAGE_MESA3D_LLVM
+
 comment "intel vulkan needs a glibc toolchain w/ headers >= 3.17"
 	depends on BR2_TOOLCHAIN_HAS_SYNC_4 || !BR2_PACKAGE_XORG7
 	depends on !BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_17 || \

package/mesa3d/mesa3d.mk

@@ -133,6 +133,8 @@ endif
 
 ifeq ($(BR2_PACKAGE_MESA3D_VULKAN_DRIVER_INTEL),y)
 MESA3D_DEPENDENCIES += host-python-ply
+MESA3D_CONF_OPTS += -Dmesa-clc=system -Dprecomp-compiler=system
+MESA3D_DEPENDENCIES += host-mesa3d spirv-llvm-translator spirv-tools
 endif
 
 ifeq ($(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_IRIS),y)