linux-kernel - [PATCH v4 11/17] drm/i915/display: Add handling for new "active color range" property

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20210618091116.14428-12-wse@tuxedocomputers.com>
Date:   Fri, 18 Jun 2021 11:11:10 +0200
From:   Werner Sembach <wse@...edocomputers.com>
To:     harry.wentland@....com, sunpeng.li@....com,
        alexander.deucher@....com, christian.koenig@....com,
        airlied@...ux.ie, daniel@...ll.ch,
        maarten.lankhorst@...ux.intel.com, mripard@...nel.org,
        tzimmermann@...e.de, jani.nikula@...ux.intel.com,
        joonas.lahtinen@...ux.intel.com, rodrigo.vivi@...el.com,
        amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, intel-gfx@...ts.freedesktop.org
Cc:     Werner Sembach <wse@...edocomputers.com>
Subject: [PATCH v4 11/17] drm/i915/display: Add handling for new "active color range" property

This commit implements the "active color range" drm property for the Intel
GPU driver.

Signed-off-by: Werner Sembach <wse@...edocomputers.com>
---
 drivers/gpu/drm/i915/display/intel_display.c | 6 ++++++
 drivers/gpu/drm/i915/display/intel_dp.c      | 2 ++
 drivers/gpu/drm/i915/display/intel_dp_mst.c  | 5 +++++
 drivers/gpu/drm/i915/display/intel_hdmi.c    | 1 +
 4 files changed, 14 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 57bec7f452d8..3d0bdca70c6a 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -10938,9 +10938,15 @@ static int intel_atomic_commit(struct drm_device *dev,
 			drm_connector_set_active_color_format_property(connector,
 				convert_intel_output_format_into_drm_color_format(
 					new_crtc_state->output_format));
+			drm_connector_set_active_color_range_property(connector,
+				new_crtc_state->limited_color_range ?
+					DRM_MODE_COLOR_RANGE_LIMITED_16_235 :
+					DRM_MODE_COLOR_RANGE_FULL);
 		} else {
 			drm_connector_set_active_bpc_property(connector, 0);
 			drm_connector_set_active_color_format_property(connector, 0);
+			drm_connector_set_active_color_range_property(connector,
+								      DRM_MODE_COLOR_RANGE_UNSET);
 		}
 	}
 
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 9204bc14590a..214010f7cbec 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -4692,10 +4692,12 @@ intel_dp_add_properties(struct intel_dp *intel_dp, struct drm_connector *connect
 		drm_connector_attach_max_bpc_property(connector, 6, 10);
 		drm_connector_attach_active_bpc_property(connector, 6, 10);
 		drm_connector_attach_active_color_format_property(connector);
+		drm_connector_attach_active_color_range_property(connector);
 	} else if (DISPLAY_VER(dev_priv) >= 5) {
 		drm_connector_attach_max_bpc_property(connector, 6, 12);
 		drm_connector_attach_active_bpc_property(connector, 6, 12);
 		drm_connector_attach_active_color_format_property(connector);
+		drm_connector_attach_active_color_range_property(connector);
 	}
 
 	/* Register HDMI colorspace for case of lspcon */
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index 3e4237df3360..cb876175258f 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -861,6 +861,11 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo
 	if (connector->active_color_format_property)
 		drm_connector_attach_active_color_format_property(connector);
 
+	connector->active_color_range_property =
+		intel_dp->attached_connector->base.active_color_range_property;
+	if (connector->active_color_range_property)
+		drm_connector_attach_active_color_range_property(connector);
+
 	return connector;
 
 err:
diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c
index 367aba57b55f..dacac23a6c30 100644
--- a/drivers/gpu/drm/i915/display/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
@@ -2517,6 +2517,7 @@ intel_hdmi_add_properties(struct intel_hdmi *intel_hdmi, struct drm_connector *c
 		drm_connector_attach_max_bpc_property(connector, 8, 12);
 		drm_connector_attach_active_bpc_property(connector, 8, 12);
 		drm_connector_attach_active_color_format_property(connector);
+		drm_connector_attach_active_color_range_property(connector);
 	}
 }
 
-- 
2.25.1