knav_pool_desc_virt_to_dma
desc_dma = knav_pool_desc_virt_to_dma(netcp->tx_pool, ndesc);
EXPORT_SYMBOL_GPL(knav_pool_desc_virt_to_dma);
dma = knav_pool_desc_virt_to_dma(pool, desc);
*dma = knav_pool_desc_virt_to_dma(pool, desc);
dma_addr_t knav_pool_desc_virt_to_dma(void *ph, void *virt);