PCI: dwc: dra7xx: Populate cpu_addr_fixup ops

Populate cpu_addr_fixup ops to extract the least 28 bits of the
corresponding CPU address.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Joao Pinto <jpinto@synopsys.com>

1 files changed, 6 insertions, 5 deletions

diff --git a/drivers/pci/dwc/pci-dra7xx.c b/drivers/pci/dwc/pci-dra7xx.c
index 0984baff07e3..07c45ec07662 100644
--- a/drivers/pci/dwc/pci-dra7xx.c
+++ b/drivers/pci/dwc/pci-dra7xx.c
@@ -88,6 +88,11 @@ static inline void dra7xx_pcie_writel(struct dra7xx_pcie *pcie, u32 offset,
         writel(value, pcie->base + offset);
 }
 
+static u64 dra7xx_pcie_cpu_addr_fixup(u64 pci_addr)
+{
+        return pci_addr & DRA7XX_CPU_TO_BUS_ADDR;
+}
+
 static int dra7xx_pcie_link_up(struct dw_pcie *pci)
 {
         struct dra7xx_pcie *dra7xx = to_dra7xx_pcie(pci);
@@ -152,11 +157,6 @@ static void dra7xx_pcie_host_init(struct pcie_port *pp)
         struct dw_pcie *pci = to_dw_pcie_from_pp(pp);
         struct dra7xx_pcie *dra7xx = to_dra7xx_pcie(pci);
 
-        pp->io_base &= DRA7XX_CPU_TO_BUS_ADDR;
-        pp->mem_base &= DRA7XX_CPU_TO_BUS_ADDR;
-        pp->cfg0_base &= DRA7XX_CPU_TO_BUS_ADDR;
-        pp->cfg1_base &= DRA7XX_CPU_TO_BUS_ADDR;
-
         dw_pcie_setup_rc(pp);
 
         dra7xx_pcie_establish_link(dra7xx);
@@ -329,6 +329,7 @@ static int __init dra7xx_add_pcie_port(struct dra7xx_pcie *dra7xx,
 }
 
 static const struct dw_pcie_ops dw_pcie_ops = {
+        .cpu_addr_fixup = dra7xx_pcie_cpu_addr_fixup,
         .link_up = dra7xx_pcie_link_up,
 };