EMAC_DEF_RX_CH
emac_setmac(priv, EMAC_DEF_RX_CH, priv->mac_addr);
emac_setmac(priv, EMAC_DEF_RX_CH, priv->mac_addr);
#define EMAC_DM646X_MAC_IN_VECTOR_RX_INT_VEC BIT(EMAC_DEF_RX_CH)
priv->rxchan = cpdma_chan_create(priv->dma, EMAC_DEF_RX_CH,