It prevents sending HDR Metadata Infoframe SDP packet to a receiver when
HDR Metadata Infoframe SDP is not needed.

Signed-off-by: Gwan-gyeong Mun <[email protected]>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c 
b/drivers/gpu/drm/i915/display/intel_dp.c
index ed6845485b41..729f1e8cb49a 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -4753,8 +4753,16 @@ void intel_dp_hdr_metadata_enable(struct intel_dp 
*intel_dp,
                                  const struct intel_crtc_state *crtc_state,
                                  const struct drm_connector_state *conn_state)
 {
-       if (!conn_state->hdr_output_metadata)
+       if (!conn_state->hdr_output_metadata) {
+               struct intel_digital_port *intel_dig_port = 
dp_to_dig_port(intel_dp);
+               struct intel_encoder *encoder = &intel_dig_port->base;
+
+                   if (intel_infoframe_enabled(encoder, crtc_state,
+                                               
HDMI_PACKET_TYPE_GAMUT_METADATA))
+                       intel_enable_infoframe(encoder, false, crtc_state,
+                                              HDMI_PACKET_TYPE_GAMUT_METADATA);
                return;
+       }
 
        intel_dp_setup_hdr_metadata_infoframe_sdp(intel_dp,
                                                  crtc_state,
-- 
2.23.0

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