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authorTushar Behera <tushar.behera@linaro.org>2013-06-17 14:46:13 +0530
committerBjorn Helgaas <bhelgaas@google.com>2013-08-06 12:07:09 -0600
commitf48fbf9c7e892d1b070affb273970d948b825939 (patch)
treede139371592640447967d4ac5bcc2b45d18cc963 /drivers/pci/host
parentce1be10bf6dc8406ae773f0ac6265585a4154d37 (diff)
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PCI: mvebu: Convert to use devm_ioremap_resource
Commit 75096579c3ac ("lib: devres: Introduce devm_ioremap_resource()") introduced devm_ioremap_resource() and deprecated the use of devm_request_and_ioremap(). While at it, modify mvebu_pcie_map_registers() to propagate error code. Signed-off-by: Tushar Behera <tushar.behera@linaro.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Diffstat (limited to 'drivers/pci/host')
-rw-r--r--drivers/pci/host/pci-mvebu.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/pci/host/pci-mvebu.c b/drivers/pci/host/pci-mvebu.c
index 13a633b1612e..8fc2a8241fa8 100644
--- a/drivers/pci/host/pci-mvebu.c
+++ b/drivers/pci/host/pci-mvebu.c
@@ -750,9 +750,9 @@ mvebu_pcie_map_registers(struct platform_device *pdev,
ret = of_address_to_resource(np, 0, &regs);
if (ret)
- return NULL;
+ return ERR_PTR(ret);
- return devm_request_and_ioremap(&pdev->dev, &regs);
+ return devm_ioremap_resource(&pdev->dev, &regs);
}
static int __init mvebu_pcie_probe(struct platform_device *pdev)
@@ -842,9 +842,10 @@ static int __init mvebu_pcie_probe(struct platform_device *pdev)
continue;
port->base = mvebu_pcie_map_registers(pdev, child, port);
- if (!port->base) {
+ if (IS_ERR(port->base)) {
dev_err(&pdev->dev, "PCIe%d.%d: cannot map registers\n",
port->port, port->lane);
+ port->base = NULL;
continue;
}