drm/i915: Add support for pipe_bpp readout

[pandora-kernel.git] / drivers / gpu / drm / i915 / intel_ddi.c

diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 63de270..beb7f65 100644 (file)
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -1268,6 +1268,23 @@ static void intel_ddi_get_config(struct intel_encoder *encoder,
                flags |= DRM_MODE_FLAG_NVSYNC;
 
        pipe_config->adjusted_mode.flags |= flags;
+
+       switch (temp & TRANS_DDI_BPC_MASK) {
+       case TRANS_DDI_BPC_6:
+               pipe_config->pipe_bpp = 18;
+               break;
+       case TRANS_DDI_BPC_8:
+               pipe_config->pipe_bpp = 24;
+               break;
+       case TRANS_DDI_BPC_10:
+               pipe_config->pipe_bpp = 30;
+               break;
+       case TRANS_DDI_BPC_12:
+               pipe_config->pipe_bpp = 36;
+               break;
+       default:
+               break;
+       }
 }
 
 static void intel_ddi_destroy(struct drm_encoder *encoder)