diff --git a/[refs] b/[refs]
index dd2fd18c0e28..ade9aa9c3a74 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8e36113082821980c60ce89a6c5d45fc9492fc26
+refs/heads/master: 6271901d828b34b27607314026deaf417f9f9b75
diff --git a/trunk/drivers/gpu/drm/radeon/r600_cp.c b/trunk/drivers/gpu/drm/radeon/r600_cp.c
index d9712a1023b1..fca96aa28818 100644
--- a/trunk/drivers/gpu/drm/radeon/r600_cp.c
+++ b/trunk/drivers/gpu/drm/radeon/r600_cp.c
@@ -1439,9 +1439,12 @@ static void r700_gfx_init(struct drm_device *dev,
 
 	gb_tiling_config |= R600_BANK_SWAPS(1);
 
-	backend_map = r700_get_tile_pipe_to_backend_map(dev_priv->r600_max_tile_pipes,
-							dev_priv->r600_max_backends,
-							(0xff << dev_priv->r600_max_backends) & 0xff);
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV740)
+		backend_map = 0x28;
+	else
+		backend_map = r700_get_tile_pipe_to_backend_map(dev_priv->r600_max_tile_pipes,
+								dev_priv->r600_max_backends,
+								(0xff << dev_priv->r600_max_backends) & 0xff);
 	gb_tiling_config |= R600_BACKEND_MAP(backend_map);
 
 	cc_gc_shader_pipe_config =
diff --git a/trunk/drivers/gpu/drm/radeon/rv770.c b/trunk/drivers/gpu/drm/radeon/rv770.c
index 323fa6be5082..f4bb0b129a0f 100644
--- a/trunk/drivers/gpu/drm/radeon/rv770.c
+++ b/trunk/drivers/gpu/drm/radeon/rv770.c
@@ -556,9 +556,12 @@ static void rv770_gpu_init(struct radeon_device *rdev)
 
 	gb_tiling_config |= BANK_SWAPS(1);
 
-	backend_map = r700_get_tile_pipe_to_backend_map(rdev->config.rv770.max_tile_pipes,
-							rdev->config.rv770.max_backends,
-							(0xff << rdev->config.rv770.max_backends) & 0xff);
+	if (rdev->family == CHIP_RV740)
+		backend_map = 0x28;
+	else
+		backend_map = r700_get_tile_pipe_to_backend_map(rdev->config.rv770.max_tile_pipes,
+								rdev->config.rv770.max_backends,
+								(0xff << rdev->config.rv770.max_backends) & 0xff);
 	gb_tiling_config |= BACKEND_MAP(backend_map);
 
 	cc_gc_shader_pipe_config =