uint8_t *cache;
 };
 
-struct ht16k33_seg {
-       struct linedisp linedisp;
-};
-
 struct ht16k33_priv {
        struct i2c_client *client;
        struct delayed_work work;
        struct ht16k33_keypad keypad;
        union {
                struct ht16k33_fbdev fbdev;
-               struct ht16k33_seg seg;
+               struct linedisp linedisp;
        };
        enum display_type type;
        uint8_t blink;
        container_of(p, struct ht16k33_priv, led)
 
 #define ht16k33_linedisp_to_priv(p)                    \
-       container_of(p, struct ht16k33_priv, seg.linedisp)
+       container_of(p, struct ht16k33_priv, linedisp)
 
 static const struct fb_fix_screeninfo ht16k33_fb_fix = {
        .id             = DRIVER_NAME,
 static void ht16k33_seg7_update(struct work_struct *work)
 {
        struct ht16k33_priv *priv = ht16k33_work_to_priv(work);
-       struct ht16k33_seg *seg = &priv->seg;
-       struct linedisp_map *map = seg->linedisp.map;
-       char *s = seg->linedisp.buf;
+       struct linedisp_map *map = priv->linedisp.map;
+       char *s = priv->linedisp.buf;
        uint8_t buf[9];
 
        buf[0] = map_to_seg7(&map->map.seg7, *s++);
 static void ht16k33_seg14_update(struct work_struct *work)
 {
        struct ht16k33_priv *priv = ht16k33_work_to_priv(work);
-       struct ht16k33_seg *seg = &priv->seg;
-       struct linedisp_map *map = seg->linedisp.map;
-       char *s = seg->linedisp.buf;
+       struct linedisp_map *map = priv->linedisp.map;
+       char *s = priv->linedisp.buf;
        uint8_t buf[8];
 
        put_unaligned_le16(map_to_seg14(&map->map.seg14, *s++), buf + 0);
 static int ht16k33_seg_probe(struct device *dev, struct ht16k33_priv *priv,
                             uint32_t brightness)
 {
-       struct ht16k33_seg *seg = &priv->seg;
+       struct linedisp *linedisp = &priv->linedisp;
        int err;
 
        err = ht16k33_brightness_set(priv, brightness);
        if (err)
                return err;
 
-       return linedisp_register(&seg->linedisp, dev, 4, &ht16k33_linedisp_ops);
+       return linedisp_register(linedisp, dev, 4, &ht16k33_linedisp_ops);
 }
 
 static int ht16k33_probe(struct i2c_client *client)
 
        case DISP_QUAD_7SEG:
        case DISP_QUAD_14SEG:
-               linedisp_unregister(&priv->seg.linedisp);
+               linedisp_unregister(&priv->linedisp);
                break;
 
        default: