[PATCH v2 1/4] drm/display: Add drm_luminance_range_info

[Jouni Högander]

Add new data structure to store luminance range calculated using
data from EDID's static hdr metadata block. Add this new struct
as a part of drm_display_info struct.

Cc: Roman Li <roman.li at amd.com>
Cc: Rodrigo Siqueira <Rodrigo.Siqueira at amd.com>
Cc: Harry Wentland <harry.wentland at amd.com>
Cc: Lyude Paul <lyude at redhat.com>
Cc: Mika Kahola <mika.kahola at intel.com>
Cc: Jani Nikula <jani.nikula at intel.com>
Cc: Manasi Navare <manasi.d.navare at intel.com>
Signed-off-by: Jouni Högander <jouni.hogander at intel.com>
---
 include/drm/drm_connector.h | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index 3ac4bf87f257..7d8eeac6cc68 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -322,6 +322,22 @@ struct drm_monitor_range_info {
 	u8 max_vfreq;
 };
 
+/**
+ * struct drm_luminance_range_info - Panel's luminance range for
+ * &drm_display_info. Calculated using data in EDID
+ *
+ * This struct is used to store a luminance range supported by panel
+ * as calculated using data from EDID's static hdr metadata.
+ *
+ * @min_luminance: This is the min supported luminance value
+ *
+ * @max_luminance: This is the max supported luminance value
+ */
+struct drm_luminance_range_info {
+	u32 min_luminance;
+	u32 max_luminance;
+};
+
 /**
  * enum drm_privacy_screen_status - privacy screen status
  *
@@ -623,6 +639,11 @@ struct drm_display_info {
 	 */
 	struct drm_monitor_range_info monitor_range;
 
+	/**
+	 * @luminance_range: Luminance range supported by panel
+	 */
+	struct drm_luminance_range_info luminance_range;
+
 	/**
 	 * @mso_stream_count: eDP Multi-SST Operation (MSO) stream count from
 	 * the DisplayID VESA vendor block. 0 for conventional Single-Stream
-- 
2.25.1