target-helpers: move the DRI specifics to the target

Rather than having all targets include the file, with only some defining
the relevant guard macro, just move things where they are used.

v2: rebase on top of virgl support.

Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
Acked-by: Rob Clark <robclark@freedesktop.org>

4 files changed, 163 insertions, 3 deletions

diff --git a/src/gallium/targets/dri/Android.mk b/src/gallium/targets/dri/Android.mk
index a33d7f8..89b420f 100644
--- a/src/gallium/targets/dri/Android.mk
+++ b/src/gallium/targets/dri/Android.mk
@@ -35,7 +35,7 @@ endif
 
 LOCAL_SRC_FILES := target.c
 
-LOCAL_CFLAGS := -DDRI_TARGET
+LOCAL_CFLAGS :=
 
 LOCAL_SHARED_LIBRARIES := \
 	libdl \
diff --git a/src/gallium/targets/dri/Makefile.am b/src/gallium/targets/dri/Makefile.am
index e3a145f..b05441f 100644
--- a/src/gallium/targets/dri/Makefile.am
+++ b/src/gallium/targets/dri/Makefile.am
@@ -10,7 +10,6 @@ AM_CFLAGS = \
 
 AM_CPPFLAGS = \
 	$(DEFINES) \
-	-DDRI_TARGET \
         -DGALLIUM_DDEBUG \
 	-DGALLIUM_NOOP \
 	-DGALLIUM_RBUG \
diff --git a/src/gallium/targets/dri/SConscript b/src/gallium/targets/dri/SConscript
index 2fb0da0..8d28924 100644
--- a/src/gallium/targets/dri/SConscript
+++ b/src/gallium/targets/dri/SConscript
@@ -30,7 +30,6 @@ env.PkgUseModules('DRM')
 env.Append(CPPDEFINES = [
     'GALLIUM_VMWGFX',
     'GALLIUM_SOFTPIPE',
-    'DRI_TARGET',
 ])
 
 env.Prepend(LIBS = [
diff --git a/src/gallium/targets/dri/target.c b/src/gallium/targets/dri/target.c
index 32a11ef..16a958b 100644
--- a/src/gallium/targets/dri/target.c
+++ b/src/gallium/targets/dri/target.c
@@ -1,2 +1,164 @@
 #include "target-helpers/inline_drm_helper.h"
 #include "target-helpers/inline_sw_helper.h"
+
+#include "dri_screen.h"
+
+#if defined(GALLIUM_SOFTPIPE)
+
+const __DRIextension **__driDriverGetExtensions_swrast(void);
+
+PUBLIC const __DRIextension **__driDriverGetExtensions_swrast(void)
+{
+   globalDriverAPI = &galliumsw_driver_api;
+   return galliumsw_driver_extensions;
+}
+
+#if defined(HAVE_LIBDRM)
+
+const __DRIextension **__driDriverGetExtensions_kms_swrast(void);
+
+PUBLIC const __DRIextension **__driDriverGetExtensions_kms_swrast(void)
+{
+   globalDriverAPI = &dri_kms_driver_api;
+   return galliumdrm_driver_extensions;
+}
+
+#endif
+#endif
+
+#if defined(GALLIUM_I915)
+
+const __DRIextension **__driDriverGetExtensions_i915(void);
+
+PUBLIC const __DRIextension **__driDriverGetExtensions_i915(void)
+{
+   globalDriverAPI = &galliumdrm_driver_api;
+   return galliumdrm_driver_extensions;
+}
+#endif
+
+#if defined(GALLIUM_ILO)
+
+const __DRIextension **__driDriverGetExtensions_i965(void);
+
+PUBLIC const __DRIextension **__driDriverGetExtensions_i965(void)
+{
+   globalDriverAPI = &galliumdrm_driver_api;
+   return galliumdrm_driver_extensions;
+}
+#endif
+
+#if defined(GALLIUM_NOUVEAU)
+
+const __DRIextension **__driDriverGetExtensions_nouveau(void);
+
+PUBLIC const __DRIextension **__driDriverGetExtensions_nouveau(void)
+{
+   globalDriverAPI = &galliumdrm_driver_api;
+   return galliumdrm_driver_extensions;
+}
+#endif
+
+#if defined(GALLIUM_R300)
+
+const __DRIextension **__driDriverGetExtensions_r300(void);
+
+PUBLIC const __DRIextension **__driDriverGetExtensions_r300(void)
+{
+   globalDriverAPI = &galliumdrm_driver_api;
+   return galliumdrm_driver_extensions;
+}
+#endif
+
+#if defined(GALLIUM_R600)
+
+const __DRIextension **__driDriverGetExtensions_r600(void);
+
+PUBLIC const __DRIextension **__driDriverGetExtensions_r600(void)
+{
+   globalDriverAPI = &galliumdrm_driver_api;
+   return galliumdrm_driver_extensions;
+}
+#endif
+
+#if defined(GALLIUM_RADEONSI)
+
+const __DRIextension **__driDriverGetExtensions_radeonsi(void);
+
+PUBLIC const __DRIextension **__driDriverGetExtensions_radeonsi(void)
+{
+   globalDriverAPI = &galliumdrm_driver_api;
+   return galliumdrm_driver_extensions;
+}
+#endif
+
+#if defined(GALLIUM_VMWGFX)
+
+const __DRIextension **__driDriverGetExtensions_vmwgfx(void);
+
+PUBLIC const __DRIextension **__driDriverGetExtensions_vmwgfx(void)
+{
+   globalDriverAPI = &galliumdrm_driver_api;
+   return galliumdrm_driver_extensions;
+}
+#endif
+
+#if defined(GALLIUM_FREEDRENO)
+
+const __DRIextension **__driDriverGetExtensions_msm(void);
+
+PUBLIC const __DRIextension **__driDriverGetExtensions_msm(void)
+{
+   globalDriverAPI = &galliumdrm_driver_api;
+   return galliumdrm_driver_extensions;
+}
+
+const __DRIextension **__driDriverGetExtensions_kgsl(void);
+
+PUBLIC const __DRIextension **__driDriverGetExtensions_kgsl(void)
+{
+   globalDriverAPI = &galliumdrm_driver_api;
+   return galliumdrm_driver_extensions;
+}
+#endif
+
+#if defined(GALLIUM_VIRGL)
+
+const __DRIextension **__driDriverGetExtensions_virtio_gpu(void);
+
+PUBLIC const __DRIextension **__driDriverGetExtensions_virtio_gpu(void)
+{
+   globalDriverAPI = &galliumdrm_driver_api;
+   return galliumdrm_driver_extensions;
+}
+#endif
+
+#if defined(GALLIUM_VC4)
+
+const __DRIextension **__driDriverGetExtensions_vc4(void);
+
+PUBLIC const __DRIextension **__driDriverGetExtensions_vc4(void)
+{
+   globalDriverAPI = &galliumdrm_driver_api;
+   return galliumdrm_driver_extensions;
+}
+
+#if defined(USE_VC4_SIMULATOR)
+const __DRIextension **__driDriverGetExtensions_i965(void);
+
+/**
+ * When building using the simulator (on x86), we advertise ourselves as the
+ * i965 driver so that you can just make a directory with a link from
+ * i965_dri.so to the built vc4_dri.so, and point LIBGL_DRIVERS_PATH to that
+ * on your i965-using host to run the driver under simulation.
+ *
+ * This is, of course, incompatible with building with the ilo driver, but you
+ * shouldn't be building that anyway.
+ */
+PUBLIC const __DRIextension **__driDriverGetExtensions_i965(void)
+{
+   globalDriverAPI = &galliumdrm_driver_api;
+   return galliumdrm_driver_extensions;
+}
+#endif
+#endif