MTK_FE_IRQ_RX
eth->irq[MTK_FE_IRQ_RX] = platform_get_irq_byname_optional(pdev, "fe2");
if (eth->irq[MTK_FE_IRQ_TX] >= 0 && eth->irq[MTK_FE_IRQ_RX] >= 0)
if (eth->irq[MTK_FE_IRQ_RX] != -ENXIO)
return dev_err_probe(&pdev->dev, eth->irq[MTK_FE_IRQ_RX],
mtk_handle_irq_rx(eth->irq[MTK_FE_IRQ_RX], eth);
err = devm_request_irq(eth->dev, eth->irq[MTK_FE_IRQ_RX],
#define MTK_FE_IRQ_NUM (MTK_FE_IRQ_RX + 1)