Introduce a flag for cmtg. LNL onwards CMTG support will be added.
Set the flag as per DISPLAY_VER() check.

Signed-off-by: Animesh Manna <[email protected]>
---
 drivers/gpu/drm/i915/display/intel_display_types.h | 3 +++
 drivers/gpu/drm/i915/display/intel_dp.c            | 5 +++++
 2 files changed, 8 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h 
b/drivers/gpu/drm/i915/display/intel_display_types.h
index 38702a9e0f50..7b8343755c90 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -1351,6 +1351,9 @@ struct intel_crtc_state {
 
        struct drm_rect psr2_su_area;
 
+       /* CMTG Enable */
+       bool enable_cmtg;
+
        /* Variable Refresh Rate state */
        struct {
                bool enable, in_range;
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c 
b/drivers/gpu/drm/i915/display/intel_dp.c
index 0ec82fcbcf48..3f7da4c08665 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -3421,6 +3421,11 @@ intel_dp_compute_config(struct intel_encoder *encoder,
        intel_dp_compute_vsc_sdp(intel_dp, pipe_config, conn_state);
        intel_dp_compute_hdr_metadata_infoframe_sdp(intel_dp, pipe_config, 
conn_state);
 
+       if(DISPLAY_VER(display) >= 15 && intel_dp_is_edp(intel_dp)) {
+               pipe_config->enable_cmtg = true;
+               drm_dbg_kms(display->drm,"ANI-DBG: intel_dp_compute_config\n");
+       }
+
        return intel_dp_tunnel_atomic_compute_stream_bw(state, intel_dp, 
connector,
                                                        pipe_config);
 }
-- 
2.29.0

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