ring_top          753 drivers/gpu/drm/i915/gvt/cmd_parser.c 		unsigned long ring_top = s->ring_start + s->ring_size;
ring_top          756 drivers/gpu/drm/i915/gvt/cmd_parser.c 			if (s->ip_gma >= s->ring_head && s->ip_gma < ring_top)
ring_top          760 drivers/gpu/drm/i915/gvt/cmd_parser.c 				len = (ring_top - s->ring_head) +