DMA_INTR_ENA_UNE  195 drivers/net/ethernet/calxeda/xgmac.c #define DMA_INTR_ENA_UNE	0x00000020	/* Tx Underflow */
DMA_INTR_ENA_UNE   89 drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h #define DMA_INTR_ENA_UNE 0x00000020	/* Tx Underflow */