DMA_CHAN_CUR_TX_DESC 165 drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c reg_space[DMA_CHAN_CUR_TX_DESC(channel) / 4] = DMA_CHAN_CUR_TX_DESC 166 drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c readl(ioaddr + DMA_CHAN_CUR_TX_DESC(channel));