IOC_LINESIZE
gc->gc_rx_buf_align = max(gc->gc_rx_buf_align, IOC_LINESIZE - 1);
max(gc->gc_dma_attr_desc.dma_attr_align, IOC_LINESIZE);
ROUNDUP(dp->rx_buf_len, IOC_LINESIZE),
max(dma_attr_txbounce.dma_attr_align, IOC_LINESIZE);
tx_buf_len = ROUNDUP(tx_buf_len, IOC_LINESIZE);