drm/i915: Have pfit calculations return an error code

[linux-2.6-microblaze.git] / drivers / gpu / drm / i915 / display / intel_dp.c

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 7c4c9a4..5c7009b 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -2354,9 +2354,7 @@ intel_dp_ycbcr420_config(struct intel_dp *intel_dp,
 
        crtc_state->output_format = INTEL_OUTPUT_FORMAT_YCBCR420;
 
-       intel_pch_panel_fitting(crtc_state, conn_state);
-
-       return 0;
+       return intel_pch_panel_fitting(crtc_state, conn_state);
 }
 
 bool intel_dp_limited_color_range(const struct intel_crtc_state *crtc_state,
@@ -2568,9 +2566,11 @@ intel_dp_compute_config(struct intel_encoder *encoder,
                                       adjusted_mode);
 
                if (HAS_GMCH(dev_priv))
-                       intel_gmch_panel_fitting(pipe_config, conn_state);
+                       ret = intel_gmch_panel_fitting(pipe_config, conn_state);
                else
-                       intel_pch_panel_fitting(pipe_config, conn_state);
+                       ret = intel_pch_panel_fitting(pipe_config, conn_state);
+               if (ret)
+                       return ret;
        }
 
        if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)