UDMA_RX_INTERRUPTS
#define UDMA_IS_RX_INTERRUPT(status) ((status) & UDMA_RX_INTERRUPTS)
UDMA_RX_INTERRUPTS | UDMA_TX_INTERRUPTS);
UDMA_RX_INTERRUPTS | UDMA_TX_INTERRUPTS);
udma_writel(priv, REGS_DMA_ISR, UDMA_INTR_MASK_SET, UDMA_RX_INTERRUPTS);
UDMA_RX_INTERRUPTS);