drm: rationalise some pci ids

This is the start of some work from Roland Scheidegger to align
the X DDX pci ids and the drm ones, however we don't want to put
r300 ids in the kernel just yet, they destabilise a few machines.

From: Roland Scheidegger (via DRM CVS)
Signed-off-by: Dave Airlie <airlied@linux.ie>
diff --git a/drivers/char/drm/radeon_drv.h b/drivers/char/drm/radeon_drv.h
index 5cf555e..31bacfa 100644
--- a/drivers/char/drm/radeon_drv.h
+++ b/drivers/char/drm/radeon_drv.h
@@ -103,20 +103,21 @@
  */
 enum radeon_family {
 	CHIP_R100,
-	CHIP_RS100,
 	CHIP_RV100,
+	CHIP_RS100,
 	CHIP_RV200,
-	CHIP_R200,
 	CHIP_RS200,
-	CHIP_R250,
-	CHIP_RS250,
+	CHIP_R200,
 	CHIP_RV250,
+	CHIP_RS300,
 	CHIP_RV280,
 	CHIP_R300,
-	CHIP_RS300,
 	CHIP_R350,
 	CHIP_RV350,
+	CHIP_RV380,
 	CHIP_R420,
+	CHIP_RV410,
+	CHIP_RS400,
 	CHIP_LAST,
 };