1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 0f7c4c5b14b9..f68a41eeb1fa 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -6941,6 +6941,39 @@ out:
 	return ret;
 }
 
+/* For sysfs edid show implementation */
+ssize_t drm_edid_connector_property_show(struct drm_connector *connector,
+					 char *buf, loff_t off, size_t count)
+{
+	const void *edid;
+	size_t size;
+	ssize_t ret = 0;
+
+	mutex_lock(&connector->dev->mode_config.mutex);
+
+	if (!connector->edid_blob_ptr)
+		goto unlock;
+
+	edid = connector->edid_blob_ptr->data;
+	size = connector->edid_blob_ptr->length;
+	if (!edid)
+		goto unlock;
+
+	if (off >= size)
+		goto unlock;
+
+	if (off + count > size)
+		count = size - off;
+
+	memcpy(buf, edid + off, count);
+
+	ret = count;
+unlock:
+	mutex_unlock(&connector->dev->mode_config.mutex);
+
+	return ret;
+}
+
 /**
  * drm_edid_connector_update - Update connector information from EDID
  * @connector: Connector