Patch: Fix for r128 DRM compilation problem

[Gareth Hughes]

The 2.4.0 kernel will fail to compile if the r128 DRM module is enabled
but AGP support (agpgart) is not.  The following patch fixes this error:

--- linux/drivers/char/drm/Config.in	Wed Aug  9 02:27:33 2000
+++ linux.gth/drivers/char/drm/Config.in	Fri Jan  5 18:11:53 2001
@@ -9,7 +9,7 @@
 if [ "$CONFIG_DRM" != "n" ]; then
     tristate '  3dfx Banshee/Voodoo3+' CONFIG_DRM_TDFX
     tristate '  3dlabs GMX 2000' CONFIG_DRM_GAMMA
-    tristate '  ATI Rage 128' CONFIG_DRM_R128
+    dep_tristate '  ATI Rage 128' CONFIG_DRM_R128 $CONFIG_AGP
     dep_tristate '  Intel I810' CONFIG_DRM_I810 $CONFIG_AGP
     dep_tristate '  Matrox g200/g400' CONFIG_DRM_MGA $CONFIG_AGP
 fi

I will apply this to DRI CVS now.  Apologies for letting this slip
through.

-- Gareth