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[v4,12/21] PCI: qcom: update PCI config space remap function

Message ID 20170419164913.19674-13-lorenzo.pieralisi@arm.com (mailing list archive)
State New, archived
Headers show

Commit Message

Lorenzo Pieralisi April 19, 2017, 4:49 p.m. UTC 
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: Stanimir Varbanov <svarbanov@mm-sol.com>
---
 drivers/pci/dwc/pcie-qcom.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/pci/dwc/pcie-qcom.c b/drivers/pci/dwc/pcie-qcom.c
index 67eb7f5..5bf23d4 100644
--- a/drivers/pci/dwc/pcie-qcom.c
+++ b/drivers/pci/dwc/pcie-qcom.c
@@ -700,7 +700,7 @@  static int qcom_pcie_probe(struct platform_device *pdev)
 		return PTR_ERR(pcie->parf);
 
 	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dbi");
-	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);