if (vendor_id == 0xFFFF) {
                dd->sr = true;
                if (dd->queue)
-                       set_bit(QUEUE_FLAG_DEAD, &dd->queue->queue_flags);
+                       blk_queue_flag_set(QUEUE_FLAG_DEAD, dd->queue);
                else
                        dev_warn(&dd->pdev->dev,
                                "%s: dd->queue is NULL\n", __func__);
                goto start_service_thread;
 
        /* Set device limits. */
-       set_bit(QUEUE_FLAG_NONROT, &dd->queue->queue_flags);
-       clear_bit(QUEUE_FLAG_ADD_RANDOM, &dd->queue->queue_flags);
+       blk_queue_flag_set(QUEUE_FLAG_NONROT, dd->queue);
+       blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, dd->queue);
        blk_queue_max_segments(dd->queue, MTIP_MAX_SG);
        blk_queue_physical_block_size(dd->queue, 4096);
        blk_queue_max_hw_sectors(dd->queue, 0xffff);
 
        /* Signal trim support */
        if (dd->trim_supp == true) {
-               set_bit(QUEUE_FLAG_DISCARD, &dd->queue->queue_flags);
+               blk_queue_flag_set(QUEUE_FLAG_DISCARD, dd->queue);
                dd->queue->limits.discard_granularity = 4096;
                blk_queue_max_discard_sectors(dd->queue,
                        MTIP_MAX_TRIM_ENTRY_LEN * MTIP_MAX_TRIM_ENTRIES);