[AGPGART] Further constification.

Make agp_bridge_driver->aperture_sizes and ->masks const.
Also agp_bridge_data->driver

Signed-off-by: Dave Jones <davej@redhat.com>
diff --git a/drivers/char/agp/ati-agp.c b/drivers/char/agp/ati-agp.c
index 77c9ad6..780e59e 100644
--- a/drivers/char/agp/ati-agp.c
+++ b/drivers/char/agp/ati-agp.c
@@ -24,7 +24,7 @@
 #define ATI_GART_CACHE_ENTRY_CNTRL	0x10
 
 
-static struct aper_size_info_lvl2 ati_generic_sizes[7] =
+static const struct aper_size_info_lvl2 ati_generic_sizes[7] =
 {
 	{2048, 524288, 0x0000000c},
 	{1024, 262144, 0x0000000a},
@@ -410,7 +410,7 @@
 	return 0;
 }
 
-static struct agp_bridge_driver ati_generic_bridge = {
+static const struct agp_bridge_driver ati_generic_bridge = {
 	.owner			= THIS_MODULE,
 	.aperture_sizes		= ati_generic_sizes,
 	.size_type		= LVL2_APER_SIZE,