PDNB              110 drivers/gpu/drm/radeon/evergreend.h #define		PDNB					(1 << 31)
PDNB              572 drivers/gpu/drm/radeon/nid.h #define		PDNB					(1 << 31)
PDNB               57 drivers/gpu/drm/radeon/rv740d.h #define		PDNB					(1 << 31)
PDNB              130 drivers/gpu/drm/radeon/rv770d.h #define		PDNB					(1 << 31)