TX_BUF_ALLOC
tmp_buf = tmp_buf + TX_BUF_ALLOC;
tmp_buf_dma = tmp_buf_dma + TX_BUF_ALLOC;
TX_BUF_ALLOC * TX_DESC_CNT + 4,
dma_free_coherent(&pdev->dev, TX_BUF_ALLOC * TX_DESC_CNT + 4,
TX_BUF_ALLOC * TX_DESC_CNT + 4,
tmp_buf = tmp_buf + TX_BUF_ALLOC;
tmp_buf_dma = tmp_buf_dma + TX_BUF_ALLOC;
TX_BUF_ALLOC * TX_DESC_CNT + 4,
dma_free_coherent(&pdev->dev, TX_BUF_ALLOC * TX_DESC_CNT + 4,
dma_free_coherent(&db->pdev->dev, TX_BUF_ALLOC * TX_DESC_CNT + 4,