1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index afdf607df3e6..4c534b7b04da 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -1741,7 +1741,8 @@ nv50_sor_dpms(struct drm_encoder *encoder, int mode)
                 }
         }
 
-        mthd  = (ffs(nv_encoder->dcb->sorconf.link) - 1) << 2;
+        mthd  = (ffs(nv_encoder->dcb->heads) - 1) << 3;
+        mthd |= (ffs(nv_encoder->dcb->sorconf.link) - 1) << 2;
         mthd |= nv_encoder->or;
 
         if (nv_encoder->dcb->type == DCB_OUTPUT_DP) {