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path: root/drivers/gpu/drm
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-rw-r--r--drivers/gpu/drm/i915/intel_hdmi.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 1b72aa42c2f9..1ed8e6903915 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -131,6 +131,11 @@ static void intel_hdmi_mode_set(struct drm_encoder *encoder,
if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC)
sdvox |= SDVO_HSYNC_ACTIVE_HIGH;
+ if (intel_crtc->bpp > 24)
+ sdvox |= COLOR_FORMAT_12bpc;
+ else
+ sdvox |= COLOR_FORMAT_8bpc;
+
/* Required on CPT */
if (intel_hdmi->has_hdmi_sink && HAS_PCH_CPT(dev))
sdvox |= HDMI_MODE_SELECT;