[PATCH xf86-video-ati] Only define transform_region function for XF86_CRTC_VERSION >= 4

[Michel Dänzer]

From: Michel Dänzer <michel.daenzer at amd.com>

We're not using it with older xserver.

Signed-off-by: Michel Dänzer <michel.daenzer at amd.com>
---
 src/radeon_kms.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/radeon_kms.c b/src/radeon_kms.c
index 9bcf657..0d61d49 100644
--- a/src/radeon_kms.c
+++ b/src/radeon_kms.c
@@ -402,6 +402,8 @@ radeon_scanout_extents_intersect(xf86CrtcPtr xf86_crtc, BoxPtr extents, int w,
     return (extents->x1 < extents->x2 && extents->y1 < extents->y2);
 }
 
+#if XF86_CRTC_VERSION >= 4
+
 static RegionPtr
 transform_region(RegionPtr region, struct pict_f_transform *transform,
 		 int w, int h)
@@ -440,6 +442,8 @@ transform_region(RegionPtr region, struct pict_f_transform *transform,
 	return transformed;
 }
 
+#endif
+
 static void
 radeon_sync_scanout_pixmaps(xf86CrtcPtr xf86_crtc, RegionPtr new_region,
 			    int scanout_id)
-- 
2.9.3