NUM_RX_BUFFS
(NUM_TX_BUFFS + NUM_RX_BUFFS),
for (i = 0; i < (NUM_TX_BUFFS+NUM_RX_BUFFS); i++) {
dma_free_coherent(&pdev->dev, MAX_BUF_SIZE * (NUM_TX_BUFFS + NUM_RX_BUFFS),
dma_free_coherent(&pdev->dev, MAX_BUF_SIZE * (NUM_TX_BUFFS + NUM_RX_BUFFS),
struct db_dest db[NUM_RX_BUFFS+NUM_TX_BUFFS];