Messages in this thread Patch in this message | | | From | Lorenzo Pieralisi <> | Subject | [PATCH v4 20/21] PCI: keystone-dw: update PCI config space remap function | Date | Wed, 19 Apr 2017 17:49:09 +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: Murali Karicheri <m-karicheri2@ti.com> --- drivers/pci/dwc/pci-keystone-dw.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pci/dwc/pci-keystone-dw.c b/drivers/pci/dwc/pci-keystone-dw.c index 6b396f6..8bc626e 100644 --- a/drivers/pci/dwc/pci-keystone-dw.c +++ b/drivers/pci/dwc/pci-keystone-dw.c @@ -543,7 +543,7 @@ int __init ks_dw_pcie_host_init(struct keystone_pcie *ks_pcie, /* Index 0 is the config reg. space address */ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - pci->dbi_base = devm_ioremap_resource(dev, res); + pci->dbi_base = devm_pci_remap_cfg_resource(dev, res); if (IS_ERR(pci->dbi_base)) return PTR_ERR(pci->dbi_base); -- 2.10.0
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