diff --git a/[refs] b/[refs]
index 1f060e852b7e..81f018a9c1fe 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ea9197cc323839ef3d5280c0453b2c622caa6bc7
+refs/heads/master: d40ee48acde16894fb3b241d7e896d5fa84e0f10
diff --git a/trunk/drivers/gpu/drm/nouveau/nv50_display.c b/trunk/drivers/gpu/drm/nouveau/nv50_display.c
index 325887390677..e843cf86bcce 100644
--- a/trunk/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/trunk/drivers/gpu/drm/nouveau/nv50_display.c
@@ -1554,7 +1554,9 @@ nv50_dac_detect(struct drm_encoder *encoder, struct drm_connector *connector)
 {
 	struct nv50_disp *disp = nv50_disp(encoder->dev);
 	int ret, or = nouveau_encoder(encoder)->or;
-	u32 load = 0;
+	u32 load = nouveau_drm(encoder->dev)->vbios.dactestval;
+	if (load == 0)
+		load = 340;
 
 	ret = nv_exec(disp->core, NV50_DISP_DAC_LOAD + or, &load, sizeof(load));
 	if (ret || load != 7)