Messages in this thread Patch in this message | | | From | Lorenzo Pieralisi <> | Subject | [PATCH v4 15/21] PCI: armada8k: update PCI config space remap function | Date | Wed, 19 Apr 2017 17:49:04 +0100 |
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PCI configuration space should be mapped with a memory region type that generates on the CPU host bus non-posted write transations. Update the driver to use the devm_pci_remap_cfg* interface to make sure the correct memory mappings for PCI configuration space are used.
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> --- drivers/pci/dwc/pcie-armada8k.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pci/dwc/pcie-armada8k.c b/drivers/pci/dwc/pcie-armada8k.c index f110e3b..3ff3130 100644 --- a/drivers/pci/dwc/pcie-armada8k.c +++ b/drivers/pci/dwc/pcie-armada8k.c @@ -230,7 +230,7 @@ static int armada8k_pcie_probe(struct platform_device *pdev) /* Get the dw-pcie unit configuration/control registers base. */ base = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ctrl"); - pci->dbi_base = devm_ioremap_resource(dev, base); + pci->dbi_base = devm_pci_remap_cfg_resource(dev, base); if (IS_ERR(pci->dbi_base)) { dev_err(dev, "couldn't remap regs base %p\n", base); ret = PTR_ERR(pci->dbi_base); -- 2.10.0
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