drivers/char/drm/drm_memory.c: possible cleanups

- #if 0 the following unused global function:
  - drm_ioremap_nocache()

- make the following needlessly global functions static:
  - agp_remap()
  - drm_lookup_map()

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Cc: Dave Airlie <airlied@linux.ie>
Signed-off-by: Andrew Morton <akpm@osdl.org>
diff --git a/drivers/char/drm/drm_memory_debug.h b/drivers/char/drm/drm_memory_debug.h
index 7868341..6543b9a 100644
--- a/drivers/char/drm/drm_memory_debug.h
+++ b/drivers/char/drm/drm_memory_debug.h
@@ -229,6 +229,7 @@
 	return pt;
 }
 
+#if 0
 void *drm_ioremap_nocache (unsigned long offset, unsigned long size,
 			    drm_device_t * dev) {
 	void *pt;
@@ -251,6 +252,7 @@
 	spin_unlock(&drm_mem_lock);
 	return pt;
 }
+#endif  /*  0  */
 
 void drm_ioremapfree (void *pt, unsigned long size, drm_device_t * dev) {
 	int alloc_count;