diff --git a/[refs] b/[refs]
index 6277c4e54d9c..812ce77f8cf5 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b26c949755c06ec79e55a75817210083bd78fc9a
+refs/heads/master: 07bb084c9306107204ef5691d4ce6f61213af6c2
diff --git a/trunk/drivers/gpu/drm/radeon/radeon_asic.c b/trunk/drivers/gpu/drm/radeon/radeon_asic.c
index 87f7e2cc52d4..646f96f97c77 100644
--- a/trunk/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/trunk/drivers/gpu/drm/radeon/radeon_asic.c
@@ -780,6 +780,13 @@ int radeon_asic_init(struct radeon_device *rdev)
 	case CHIP_R423:
 	case CHIP_RV410:
 		rdev->asic = &r420_asic;
+		/* handle macs */
+		if (rdev->bios == NULL) {
+			rdev->asic->get_engine_clock = &radeon_legacy_get_engine_clock;
+			rdev->asic->set_engine_clock = &radeon_legacy_set_engine_clock;
+			rdev->asic->get_memory_clock = &radeon_legacy_get_memory_clock;
+			rdev->asic->set_memory_clock = NULL;
+		}
 		break;
 	case CHIP_RS400:
 	case CHIP_RS480: