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[08/20] PCI: xilinx: update PCI config space remap function

Message ID 20170227151436.18698-9-lorenzo.pieralisi@arm.com (mailing list archive)
State New, archived
Headers show

Commit Message

Lorenzo Pieralisi Feb. 27, 2017, 3:14 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: Bharat Kumar Gogada <bharat.kumar.gogada@xilinx.com>
Cc: Michal Simek <michal.simek@xilinx.com>
---
 drivers/pci/host/pcie-xilinx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/pci/host/pcie-xilinx.c b/drivers/pci/host/pcie-xilinx.c
index 7f030f5..2fe2df5 100644
--- a/drivers/pci/host/pcie-xilinx.c
+++ b/drivers/pci/host/pcie-xilinx.c
@@ -606,7 +606,7 @@  static int xilinx_pcie_parse_dt(struct xilinx_pcie_port *port)
 		return err;
 	}
 
-	port->reg_base = devm_ioremap_resource(dev, &regs);
+	port->reg_base = devm_pci_remap_cfg_resource(dev, &regs);
 	if (IS_ERR(port->reg_base))
 		return PTR_ERR(port->reg_base);