drm/i915/dp: Add TCON HDR capability checks

Add checks to see the HDR capability of TCON panel.

Signed-off-by: Suraj Kandpal <suraj.kandpal@intel.com>
Reviewed-by: Arun R Murthy <arun.r.murthy@intel.com>
Signed-off-by: Uma Shankar <uma.shankar@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240507040407.1056061-4-suraj.kandpal@intel.com

diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index b7a385824f982a332c2f44643ce691375ea406e4..fec3de25ea54e32327e971daaac809cecfcc6a69 100644 (file)
--- 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 44bc6fa04332d9c92e2484d8cb52501644818c5e..63d99afba3988a01f53fcee1301fad490850cfea 100644 (file)
--- 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;
 }