diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 91dba4f65d2b..7f3c482be1f4 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -13989,7 +13989,7 @@ static void intel_setup_outputs(struct drm_device *dev) * On SKL pre-D0 the strap isn't connected, so we assume * it's there. */ - found = I915_READ(DDI_BUF_CTL_A) & DDI_INIT_DISPLAY_DETECTED; + found = I915_READ(DDI_BUF_CTL(PORT_A)) & DDI_INIT_DISPLAY_DETECTED; /* WaIgnoreDDIAStrap: skl */ if (found || IS_SKYLAKE(dev)) intel_ddi_init(dev, PORT_A);