diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
index 3fa4d2082cd7..9d820a2a87ce 100644
--- a/drivers/gpu/drm/drm_connector.c
+++ b/drivers/gpu/drm/drm_connector.c
@@ -1176,6 +1176,7 @@ static const struct drm_prop_enum_list drm_link_status_enum_list[] = {
 static const struct drm_prop_enum_list drm_panel_type_enum_list[] = {
 	{ DRM_MODE_PANEL_TYPE_UNKNOWN, "unknown" },
 	{ DRM_MODE_PANEL_TYPE_OLED, "OLED" },
+	{ DRM_MODE_PANEL_TYPE_LCD, "LCD" },
 };
 
 /**
@@ -1508,7 +1509,7 @@ EXPORT_SYMBOL(drm_hdmi_connector_get_output_format_name);
  * 	never read back the value of "DPMS" because it can be incorrect.
  * panel_type:
  * 	Immutable enum property to indicate the type of connected panel.
- * 	Possible values are "unknown" (default) and "OLED".
+ * 	Possible values are "unknown" (default), "OLED", and "LCD".
  * PATH:
  * 	Connector path property to identify how this sink is physically
  * 	connected. Used by DP MST. This should be set by calling
diff --git a/drivers/gpu/drm/drm_displayid_internal.h b/drivers/gpu/drm/drm_displayid_internal.h
index 5b1b32f73516..6f431aafafcf 100644
--- a/drivers/gpu/drm/drm_displayid_internal.h
+++ b/drivers/gpu/drm/drm_displayid_internal.h
@@ -142,6 +142,30 @@ struct displayid_formula_timing_block {
 	struct displayid_formula_timings_9 timings[];
 } __packed;
 
+#define DISPLAYID_DEVICE_TECH_UNSPECIFIED	0
+#define DISPLAYID_DEVICE_TECH_LCD		1
+#define DISPLAYID_DEVICE_TECH_OLED		2
+
+#define DISPLAYID_DISPLAY_PARAMS_DEVICE_TECH	GENMASK(6, 4)
+
+struct displayid_display_params_block {
+	struct displayid_block base;
+	__le16 horiz_image_size;
+	__le16 vert_image_size;
+	__le16 horiz_pixel_count;
+	__le16 vert_pixel_count;
+	u8 features;
+	u8 primary_color1[3];
+	u8 primary_color2[3];
+	u8 primary_color3[3];
+	u8 white_point[3];
+	__le16 max_luminance_full;
+	__le16 max_luminance_10;
+	__le16 min_luminance;
+	u8 color_depth_and_tech;	/* [2:0] depth, [6:4] device tech, [7] theme */
+	u8 gamma_eotf;
+} __packed;
+
 #define DISPLAYID_VESA_MSO_OVERLAP	GENMASK(3, 0)
 #define DISPLAYID_VESA_MSO_MODE		GENMASK(6, 5)
 
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index aebbff8ac992..ae26618a9a57 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -6713,6 +6713,8 @@ static void drm_reset_display_info(struct drm_connector *connector)
 
 	info->source_physical_address = CEC_PHYS_ADDR_INVALID;
 	memset(&info->amd_vsdb, 0, sizeof(info->amd_vsdb));
+
+	info->panel_type = DRM_MODE_PANEL_TYPE_UNKNOWN;
 }
 
 static void drm_displayid_process_base_section_header(struct drm_connector *connector,
@@ -6731,6 +6733,45 @@ static void drm_displayid_process_base_section_header(struct drm_connector *conn
 		info->non_desktop = true;
 }
 
+static void
+drm_displayid_parse_display_params(struct drm_connector *connector,
+				   const struct displayid_block *block)
+{
+	struct drm_display_info *info = &connector->display_info;
+	const struct displayid_display_params_block *params =
+		(const struct displayid_display_params_block *)block;
+	u8 tech;
+
+	if (block->num_bytes < sizeof(*params) - sizeof(params->base)) {
+		drm_dbg_kms(connector->dev,
+			    "[CONNECTOR:%d:%s] DisplayID Display Parameters block too short (%u < %zu)\n",
+			    connector->base.id, connector->name,
+			    block->num_bytes,
+			    sizeof(*params) - sizeof(params->base));
+		return;
+	}
+
+	tech = FIELD_GET(DISPLAYID_DISPLAY_PARAMS_DEVICE_TECH,
+			 params->color_depth_and_tech);
+
+	drm_dbg_kms(connector->dev,
+		    "[CONNECTOR:%d:%s] DisplayID Display Parameters: device technology %s\n",
+		    connector->base.id, connector->name,
+		    tech == DISPLAYID_DEVICE_TECH_LCD ? "LCD" :
+		    tech == DISPLAYID_DEVICE_TECH_OLED ? "OLED" : "unspecified");
+
+	switch (tech) {
+	case DISPLAYID_DEVICE_TECH_LCD:
+		info->panel_type = DRM_MODE_PANEL_TYPE_LCD;
+		break;
+	case DISPLAYID_DEVICE_TECH_OLED:
+		info->panel_type = DRM_MODE_PANEL_TYPE_OLED;
+		break;
+	default:
+		break;
+	}
+}
+
 static void update_displayid_info(struct drm_connector *connector,
 				  const struct drm_edid *drm_edid)
 {
@@ -6744,6 +6785,10 @@ static void update_displayid_info(struct drm_connector *connector,
 			drm_displayid_process_base_section_header(connector, &iter);
 			base_section_header_processed = true;
 		}
+
+		if (displayid_version(&iter) == DISPLAY_ID_STRUCTURE_VER_20 &&
+		    block->tag == DATA_BLOCK_2_DISPLAY_PARAMETERS)
+			drm_displayid_parse_display_params(connector, block);
 	}
 	displayid_iter_end(&iter);
 }
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index 5ad62c207d00..cd06a3b914a0 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -921,6 +921,12 @@ struct drm_display_info {
 	 * @amd_vsdb: AMD-specific VSDB information.
 	 */
 	struct drm_amd_vsdb_info amd_vsdb;
+
+	/**
+	 * @panel_type: Panel type from DisplayID Display Parameters
+	 * Data Block (tag 0x21). Uses DRM_MODE_PANEL_TYPE_* constants.
+	 */
+	u8 panel_type;
 };
 
 int drm_display_info_set_bus_formats(struct drm_display_info *info,
diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
index 381a3e857d4e..bd435effdcee 100644
--- a/include/uapi/drm/drm_mode.h
+++ b/include/uapi/drm/drm_mode.h
@@ -155,6 +155,7 @@ extern "C" {
 /* Panel type property */
 #define DRM_MODE_PANEL_TYPE_UNKNOWN	0
 #define DRM_MODE_PANEL_TYPE_OLED	1
+#define DRM_MODE_PANEL_TYPE_LCD		2
 
 /*
  * DRM_MODE_ROTATE_<degrees>