virgl: Add driinfo file and tie it into the build

Signed-off-by: Gert Wollny <[email protected]>
Reviewed-by: Gurchetan Singh <[email protected]>

3 files changed, 36 insertions, 2 deletions

diff --git a/src/gallium/drivers/virgl/Android.mk b/src/gallium/drivers/virgl/Android.mk
index 0067dfa702e..577e5eab904 100644
--- a/src/gallium/drivers/virgl/Android.mk
+++ b/src/gallium/drivers/virgl/Android.mk
@@ -33,6 +33,17 @@ LOCAL_MODULE := libmesa_pipe_virgl
 include $(GALLIUM_COMMON_MK)
 include $(BUILD_STATIC_LIBRARY)
 
+GEN_DRIINFO_INPUTS := \
+	$(MESA_TOP)/src/gallium/auxiliary/pipe-loader/driinfo_gallium.h \
+	$(LOCAL_PATH)/virgl_driinfo.h.in
+
+MERGE_DRIINFO := $(MESA_TOP)/src/util/merge_driinfo.py
+
+$(intermediates)/virgl/virgl_driinfo.h: $(MERGE_DRIINFO) $(GEN_DRIINFO_INPUTS)
+	@mkdir -p $(dir $@)
+	@echo "Gen Header: $(PRIVATE_MODULE) <= $(notdir $(@))"
+	$(hide) $(MESA_PYTHON2) $(MERGE_DRIINFO) $(GEN_DRIINFO_INPUTS) > $@ || ($(RM) $@; false)
+
 ifneq ($(HAVE_GALLIUM_VIRGL),)
 GALLIUM_TARGET_DRIVERS += virtio_gpu
 $(eval GALLIUM_LIBS += $(LOCAL_MODULE) libmesa_winsys_virgl libmesa_winsys_virgl_vtest)
diff --git a/src/gallium/drivers/virgl/meson.build b/src/gallium/drivers/virgl/meson.build
index 289203d0459..62e8155b66b 100644
--- a/src/gallium/drivers/virgl/meson.build
+++ b/src/gallium/drivers/virgl/meson.build
@@ -31,15 +31,27 @@ files_libvirgl = files(
   'virgl_tgsi.c',
 )
 
+virgl_driinfo_h = custom_target(
+  'virgl_driinfo.h',
+  input : files(
+    '../../../util/merge_driinfo.py',
+    '../../auxiliary/pipe-loader/driinfo_gallium.h', 'virgl_driinfo.h.in'
+  ),
+  output : 'virgl_driinfo.h',
+  command : [prog_python, '@INPUT@'],
+  capture : true,
+)
+
 libvirgl = static_library(
   'virgl',
-  files_libvirgl,
+  [ files_libvirgl, virgl_driinfo_h ],
   c_args : c_vis_args,
   include_directories : inc_common,
-  dependencies : dep_libdrm,
+  dependencies : dep_libdrm
 )
 
 driver_virgl = declare_dependency(
+  sources : virgl_driinfo_h,
   compile_args : '-DGALLIUM_VIRGL',
   link_with : [libvirgl, libvirgldrm, libvirglvtest],
 )
diff --git a/src/gallium/drivers/virgl/virgl_driinfo.h.in b/src/gallium/drivers/virgl/virgl_driinfo.h.in
new file mode 100644
index 00000000000..626e21c3648
--- /dev/null
+++ b/src/gallium/drivers/virgl/virgl_driinfo.h.in
@@ -0,0 +1,11 @@
+// DriConf options specific to virgl
+// To add a new tweak:
+//   1. Define the tweak in util/xmlpool/t_options.h and also add
+//      the tweak name as define to virgl_protocol.h
+//   2. Add the tweak here with the appropriated default value
+//   3. Add the code to query the tweak in virgl_create_screen
+//   4. Add the code to send the tweek to the host in virgl_send_tweaks
+//   5. Implement the tweak in virglrenderer
+DRI_CONF_SECTION_MISCELLANEOUS
+DRI_CONF_SECTION_END
+