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PCI: dwc: artpec6: 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: Niklas Cassel <niklas.cassel@axis.com>
Acked-by: Joao Pinto <jpinto@synopsys.com>
hifive-unleashed-5.1
Kishon Vijay Abraham I 2017-03-13 19:13:24 +05:30 committed by Bjorn Helgaas
parent 2ed6cc71e6
commit 62c5549fc4
1 changed files with 6 additions and 5 deletions
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11
drivers/pci/dwc/pcie-artpec6.c
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@ -78,6 +78,11 @@ static void artpec6_pcie_writel(struct artpec6_pcie *artpec6_pcie, u32 offset, u
regmap_write(artpec6_pcie->regmap, offset, val);
}
static u64 artpec6_pcie_cpu_addr_fixup(u64 pci_addr)
{
return pci_addr & ARTPEC6_CPU_TO_BUS_ADDR;
}
static int artpec6_pcie_establish_link(struct artpec6_pcie *artpec6_pcie)
{
struct dw_pcie *pci = artpec6_pcie->pci;
@ -142,11 +147,6 @@ static int artpec6_pcie_establish_link(struct artpec6_pcie *artpec6_pcie)
*/
dw_pcie_writel_dbi(pci, MISC_CONTROL_1_OFF, DBI_RO_WR_EN);
pp->io_base &= ARTPEC6_CPU_TO_BUS_ADDR;
pp->mem_base &= ARTPEC6_CPU_TO_BUS_ADDR;
pp->cfg0_base &= ARTPEC6_CPU_TO_BUS_ADDR;
pp->cfg1_base &= ARTPEC6_CPU_TO_BUS_ADDR;
/* setup root complex */
dw_pcie_setup_rc(pp);
@ -235,6 +235,7 @@ static int artpec6_add_pcie_port(struct artpec6_pcie *artpec6_pcie,
}
static const struct dw_pcie_ops dw_pcie_ops = {
.cpu_addr_fixup = artpec6_pcie_cpu_addr_fixup,
};
static int artpec6_pcie_probe(struct platform_device *pdev)