From: Lad Prabhakar Date: Tue, 11 Jan 2022 00:23:09 +0000 (+0100) Subject: media: marvell-ccic: Use platform_get_irq() to get the interrupt X-Git-Tag: v5.18-rc1~153^2~224 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f6762994ecef711fd871e030e1b6851ebf1a0cd2;p=thirdparty%2Fkernel%2Flinux.git media: marvell-ccic: Use platform_get_irq() to get the interrupt platform_get_resource(pdev, IORESOURCE_IRQ, ..) relies on static allocation of IRQ resources in DT core code, this causes an issue when using hierarchical interrupt domains using "interrupts" property in the node as this bypasses the hierarchical setup and messes up the irq chaining. In preparation for removal of static setup of IRQ resource from DT core code use platform_get_irq(). Signed-off-by: Lad Prabhakar Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/platform/marvell-ccic/mmp-driver.c b/drivers/media/platform/marvell-ccic/mmp-driver.c index 343ab4f7d807b..df16899ab1cbe 100644 --- a/drivers/media/platform/marvell-ccic/mmp-driver.c +++ b/drivers/media/platform/marvell-ccic/mmp-driver.c @@ -270,12 +270,10 @@ static int mmpcam_probe(struct platform_device *pdev) * Finally, set up our IRQ now that the core is ready to * deal with it. */ - res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (res == NULL) { - ret = -ENODEV; + ret = platform_get_irq(pdev, 0); + if (ret < 0) goto out; - } - cam->irq = res->start; + cam->irq = ret; ret = devm_request_irq(&pdev->dev, cam->irq, mmpcam_irq, IRQF_SHARED, "mmp-camera", mcam); if (ret)