soc: mediatek: mtk-svs: Switch to platform_get_irq()

Instead of using irq_of_parse_and_map() to retrieve the interrupt from
devicetree, switch to platform_get_irq() instead: this function will
conveniently also write an error message in case the irq is not found.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20220726141653.177948-3-angelogioacchino.delregno@collabora.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>

diff --git a/drivers/soc/mediatek/mtk-svs.c b/drivers/soc/mediatek/mtk-svs.c
index dee8664..aace9c3 100644 (file)
--- a/drivers/soc/mediatek/mtk-svs.c
+++ b/drivers/soc/mediatek/mtk-svs.c
@@ -2306,8 +2306,7 @@ static struct svs_platform *svs_platform_probe(struct platform_device *pdev)
 static int svs_probe(struct platform_device *pdev)
 {
        struct svs_platform *svsp;
-       unsigned int svsp_irq;
-       int ret;
+       int svsp_irq, ret;
 
        svsp = svs_platform_probe(pdev);
        if (IS_ERR(svsp))
@@ -2325,7 +2324,12 @@ static int svs_probe(struct platform_device *pdev)
                goto svs_probe_free_resource;
        }
 
-       svsp_irq = irq_of_parse_and_map(svsp->dev->of_node, 0);
+       svsp_irq = platform_get_irq(pdev, 0);
+       if (svsp_irq < 0) {
+               ret = svsp_irq;
+               goto svs_probe_free_resource;
+       }
+
        ret = devm_request_threaded_irq(svsp->dev, svsp_irq, NULL, svs_isr,
                                        svsp->irqflags | IRQF_ONESHOT,
                                        svsp->name, svsp);