drm/mediatek: dsi: Use IRQF_TRIGGER_NONE for dsi irq trigger type

The interrupt trigger is already set by OF. When do devm_request_irq()
in driver, please use IRQF_TRIGGER_NONE and don't specify trigger type
again.
Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

drivers/gpu/drm/mediatek/mtk_dsi.c

@@ -1076,9 +1076,8 @@ static int mtk_dsi_probe(struct platform_device *pdev)
 		goto err_unregister_host;
 	}
 
-	irq_set_status_flags(irq_num, IRQ_TYPE_LEVEL_LOW);
 	ret = devm_request_irq(&pdev->dev, irq_num, mtk_dsi_irq,
-			       IRQF_TRIGGER_LOW, dev_name(&pdev->dev), dsi);
+			       IRQF_TRIGGER_NONE, dev_name(&pdev->dev), dsi);
 	if (ret) {
 		dev_err(&pdev->dev, "failed to request mediatek dsi irq\n");
 		goto err_unregister_host;