[PATCH 3/7] drm/i915/dp: Add TCON HDR capability checks

[Suraj Kandpal]

Add checks to see the HDR capability of TCON panel.

Signed-off-by: Suraj Kandpal <suraj.kandpal at intel.com>
Reviewed-by: Arun R Murthy <arun.r.murthy at intel.com>
---
 drivers/gpu/drm/i915/display/intel_display_types.h    |  5 +++++
 drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c | 10 ++++++++++
 2 files changed, 15 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index 66cc9c97fe58..da0d003102e4 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -401,6 +401,11 @@ struct intel_panel {
 			} vesa;
 			struct {
 				bool sdr_uses_aux;
+				bool supports_2084_decode;
+				bool supports_2020_gamut;
+				bool supports_segmented_backlight;
+				bool supports_sdp_colorimetry;
+				bool supports_tone_mapping;
 			} intel_cap;
 		} edp;
 
diff --git a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
index 44bc6fa04332..63d99afba398 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
@@ -158,6 +158,16 @@ intel_dp_aux_supports_hdr_backlight(struct intel_connector *connector)
 
 	panel->backlight.edp.intel_cap.sdr_uses_aux =
 		tcon_cap[2] & INTEL_EDP_SDR_TCON_BRIGHTNESS_AUX_CAP;
+	panel->backlight.edp.intel_cap.supports_2084_decode =
+		tcon_cap[1] & INTEL_EDP_HDR_TCON_2084_DECODE_CAP;
+	panel->backlight.edp.intel_cap.supports_2020_gamut =
+		tcon_cap[1] & INTEL_EDP_HDR_TCON_2020_GAMUT_CAP;
+	panel->backlight.edp.intel_cap.supports_segmented_backlight =
+		tcon_cap[1] & INTEL_EDP_HDR_TCON_SEGMENTED_BACKLIGHT_CAP;
+	panel->backlight.edp.intel_cap.supports_sdp_colorimetry =
+		tcon_cap[1] & INTEL_EDP_HDR_TCON_SDP_COLORIMETRY_CAP;
+	panel->backlight.edp.intel_cap.supports_tone_mapping =
+		tcon_cap[1] & INTEL_EDP_HDR_TCON_TONE_MAPPING_CAP;
 
 	return true;
 }
-- 
2.43.2