drm: add new radeon PCI ids..

This adds all the r300 and r400 PCI ids from DRM CVS, it also
makes these cards only initialise when the new xorg driver is
used, as otherwise the DRM can cause lockups.

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 31bacfa..78345ce 100644
--- a/drivers/char/drm/radeon_drv.h
+++ b/drivers/char/drm/radeon_drv.h
@@ -139,6 +139,7 @@
 	CHIP_IS_AGP = 0x00080000UL,
 	CHIP_HAS_HIERZ = 0x00100000UL,
 	CHIP_IS_PCIE = 0x00200000UL,
+	CHIP_NEW_MEMMAP = 0x00400000UL,
 };
 
 #define GET_RING_HEAD(dev_priv)	(dev_priv->writeback_works ? \