[PATCH] ASoC: dwc: Get IRQ optionally

[Robin Murphy]

The IRQ is explicitly optional, so use platform_get_irq_optional() and
avoid platform_get_irq() logging a spurious error when trying to use the
thing in DMA mode.

Signed-off-by: Robin Murphy <robin.murphy at arm.com>
---
 sound/soc/dwc/dwc-i2s.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/dwc/dwc-i2s.c b/sound/soc/dwc/dwc-i2s.c
index 8ebf76e04702..33ce257ae198 100644
--- a/sound/soc/dwc/dwc-i2s.c
+++ b/sound/soc/dwc/dwc-i2s.c
@@ -642,7 +642,7 @@ static int dw_i2s_probe(struct platform_device *pdev)
 
 	dev->dev = &pdev->dev;
 
-	irq = platform_get_irq(pdev, 0);
+	irq = platform_get_irq_optional(pdev, 0);
 	if (irq >= 0) {
 		ret = devm_request_irq(&pdev->dev, irq, i2s_irq_handler, 0,
 				pdev->name, dev);
-- 
2.25.1