vkr: prepare meson for venus renderer

Signed-off-by: Chia-I Wu <olvaffe@gmail.com>
Reviewed-by: Ryan Neph <ryanneph@google.com>
Reviewed-by: Gert Wollny <gert.wollny@collabora.com>

config.h.meson

@@ -4,6 +4,7 @@
 #mesondefine HAVE_EPOXY_EGL_H
 #mesondefine HAVE_EPOXY_GLX_H
 #mesondefine ENABLE_MINIGBM_ALLOCATION
+#mesondefine ENABLE_VENUS
 #mesondefine HAVE_FUNC_ATTRIBUTE_VISIBILITY
 #mesondefine HAVE_EVENTFD_H
 #mesondefine HAVE_DLFCN_H

meson.build

@@ -202,6 +202,12 @@ if with_glx
    endif
 endif
 
+with_venus = get_option('venus-experimental')
+if with_venus
+   venus_dep = dependency('vulkan')
+   conf_data.set('ENABLE_VENUS', 1)
+endif
+
 if cc.compiles('void __attribute__((hidden)) func() {}')
    conf_data.set('HAVE_FUNC_ATTRIBUTE_VISIBILITY', 1)
 endif
@@ -251,6 +257,8 @@ lines += 'glx:       ' + (have_glx ? 'yes' : 'no')
 lines += ''
 lines += 'minigbm_alloc: ' + (with_minigbm_allocation ? 'yes' : 'no' )
 lines += ''
+lines += 'venus:     ' + (with_venus ? 'yes' : 'no' )
+lines += ''
 lines += 'tests:     ' + (with_tests ? 'yes' : 'no' )
 lines += 'fuzzer:    ' + (with_fuzzer ? 'yes' : 'no' )
 lines += 'tracing:   ' + with_tracing

meson_options.txt

@@ -38,6 +38,13 @@ option(
   description : 'enable support for minigbm_allocations'
 )
 
+option(
+  'venus-experimental',
+  type : 'boolean',
+  value : 'false',
+  description : 'enable support for venus'
+)
+
 option(
   'tests',
   type : 'boolean',

src/meson.build

@@ -74,6 +74,9 @@ vrend_winsys_glx_sources = [
    'vrend_winsys_glx.h',
 ]
 
+venus_sources = [
+]
+
 virgl_depends = [
    gallium_dep,
    epoxy_dep,
@@ -102,6 +105,11 @@ if have_glx
    virgl_depends += [glx_dep]
 endif
 
+if with_venus
+   virgl_sources += venus_sources
+   virgl_depends += [venus_dep]
+endif
+
 libvirgl = static_library(
    'virgl',
    virgl_sources,