mutex_unlock(&wl->mutex);
 }
 
-int wl1251_plt_start(struct wl1251 *wl)
-{
-       int ret;
-
-       mutex_lock(&wl->mutex);
-
-       wl1251_notice("power up");
-
-       if (wl->state != WL1251_STATE_OFF) {
-               wl1251_error("cannot go into PLT state because not "
-                            "in off state: %d", wl->state);
-               return -EBUSY;
-       }
-
-       wl->state = WL1251_STATE_PLT;
-
-       ret = wl1251_chip_wakeup(wl);
-       if (ret < 0)
-               return ret;
-
-       ret = wl->chip.op_boot(wl);
-       if (ret < 0)
-               return ret;
-
-       wl1251_notice("firmware booted in PLT mode (%s)", wl->chip.fw_ver);
-
-       ret = wl->chip.op_plt_init(wl);
-       if (ret < 0)
-               return ret;
-
-       return 0;
-}
-
-int wl1251_plt_stop(struct wl1251 *wl)
-{
-       mutex_lock(&wl->mutex);
-
-       wl1251_notice("power down");
-
-       if (wl->state != WL1251_STATE_PLT) {
-               wl1251_error("cannot power down because not in PLT "
-                            "state: %d", wl->state);
-               return -EBUSY;
-       }
-
-       wl1251_disable_interrupts(wl);
-       wl1251_power_off(wl);
-
-       wl->state = WL1251_STATE_OFF;
-
-       return 0;
-}
-
-
 static int wl1251_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
 {
        struct wl1251 *wl = hw->priv;