From: Lad Prabhakar Date: Fri, 24 Dec 2021 19:26:23 +0000 (+0000) Subject: net: xilinx: emaclite: Use platform_get_irq() to get the interrupt X-Git-Tag: microblaze-v5.18~173^2~121 X-Git-Url: http://git.monstr.eu/?a=commitdiff_plain;h=7801302b9a01ff69fd33d53a7601da1e9bacde2f;p=linux-2.6-microblaze.git net: xilinx: emaclite: 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: David S. Miller --- diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c index 0815de581c7f..519599480b15 100644 --- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c +++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c @@ -1133,14 +1133,11 @@ static int xemaclite_of_probe(struct platform_device *ofdev) lp->ndev = ndev; /* Get IRQ for the device */ - res = platform_get_resource(ofdev, IORESOURCE_IRQ, 0); - if (!res) { - dev_err(dev, "no IRQ found\n"); - rc = -ENXIO; + rc = platform_get_irq(ofdev, 0); + if (rc < 0) goto error; - } - ndev->irq = res->start; + ndev->irq = rc; res = platform_get_resource(ofdev, IORESOURCE_MEM, 0); lp->base_addr = devm_ioremap_resource(&ofdev->dev, res);